Product Description
Chrome plated induction linear shaft, hollow shaft and flexible linear shaft
Company Profile
HangZhou Wangong Precision Machinery Co., Ltd.
About US: Professional producing Ball screw, Linear guide, linear shaft, Linear roller guide and linear motion bearings
HangZhou Wangong Precision Machinery Co., Ltd was founded in 2008 and is located in HangZhou City, ZHangZhoug Pro. China. We ahve built a R&D and profuction base of more than 52000m2 , Our expertise lies in manufacturing precision transmission components, As a distinguished high-tech enterprise, we seamlessly integrate research and development, production, sales, and service. We have successfully incorporated advanced equipment and cutting-edge technologies from renowned countries like Germany, Japan and ZheJiang .
Product Description
1, Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· CHINAMFG round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available CHINAMFG request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
2, There are 3 kinds of linear shaft in our stock:
| Flexible linear shfat | Induction linear shaft | Hollow linear shaft |
3, Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
4, There are many different kinds of machining process we can do:
Processing machinized Flats—Single or Multiple
Processing machinized Radial holes drilled and tapped
Processing machinized Coaxial holes drilled and tapped
Processing machinized key way
Processing machinized Reduced shaft dia and threading
Processing machinized Snap ring grooves
5,Test the quality according to cusdifferent requirements
Straight the linear shaft straightness:
We control the traighness 0.05mm of linear shaft 300mm
Test hardness:
S45C materail induction linear shaft, the hardness is HRC55-58
GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63
If flexible shaft, the hardness is based on the shaft material itself
Test linear shaft surface roughness
the max roughness is Ra0.4um
Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are able to customize them for you.
6, Data sheet
Related products
ERSK manufacturer main products
Our Advantages
As a distinguished high-tech enterprise, we seamlessly integrate research and development, production, sales, and service. We have successfully incorporated advanced equipment and cutting-edge technologies from renowned countries like Germany, Japan, and ZheJiang . Our commitment to innovation has led to the acquisition of multiple product design patents, and we proudly adhere to ISO9001 certification standards.
Our service
Our Team:
Professional technicians, high-quality production workers, 24-hour salespersons
OUR PHILOSOPHY:
Integrity is at the core of our values, and providing excellent
service is our top priority. We begin by understanding your
needs and strive to ensure your utmost satisfaction, forging a mutually beneficial relationship.
OUR MISSION:
Through technology and innovation, we strive to enhance
product quality and deliver exceptional products and services
to you.
OUR VISION:
We are firmly dedicated to CHINAMFG the pinnacle of highquality standards and venturing into the realm of world-class
advanced manufacturing industries.
We are excited about the opportunity to work with you and
exceed your expectations.
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| Material: | Gcr15 |
|---|---|
| Load: | Drive Shaft |
| Stiffness & Flexibility: | Stiffness / Rigid Axle |
| Samples: |
US$ 3/Meter
1 Meter(Min.Order) | Order Sample chrome plated linear shaft
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| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does the design of a spline shaft affect its performance?
The design of a spline shaft plays a crucial role in determining its performance characteristics. Here’s a detailed explanation:
1. Torque Transmission:
The design of the spline shaft directly affects its ability to transmit torque efficiently. Factors such as the spline profile, number of splines, and engagement length influence the torque-carrying capacity of the shaft. A well-designed spline profile with optimized dimensions ensures maximum contact area and load distribution, resulting in improved torque transmission.
2. Load Distribution:
A properly designed spline shaft distributes the applied load evenly across the engagement surfaces. This helps to minimize stress concentrations and prevents localized wear or failure. The design should consider factors such as spline profile geometry, tooth form, and surface finish to achieve optimal load distribution and enhance the overall performance of the shaft.
3. Misalignment Compensation:
Spline shafts can accommodate a certain degree of misalignment between the mating components. The design of the spline profile can incorporate features that allow for angular or parallel misalignment, ensuring effective power transmission even under misaligned conditions. Proper design considerations help maintain smooth operation and prevent excessive stress or premature failure.
4. Torsional Stiffness:
The design of the spline shaft influences its torsional stiffness, which is the resistance to twisting under torque. A stiffer shaft design reduces torsional deflection, improves torque response, and enhances the system’s overall performance. The shaft material, diameter, and spline profile all contribute to achieving the desired torsional stiffness.
5. Fatigue Resistance:
The design of the spline shaft should consider fatigue resistance to ensure long-term durability. Fatigue failure can occur due to repeated or cyclic loading. Proper design practices, such as optimizing the spline profile, selecting appropriate materials, and incorporating suitable surface treatments, can enhance the fatigue resistance of the shaft and extend its service life.
6. Surface Finish and Lubrication:
The surface finish of the spline shaft and the lubrication used significantly impact its performance. A smooth surface finish reduces friction, wear, and the potential for corrosion. Proper lubrication ensures adequate film formation, reduces heat generation, and minimizes wear. The design should incorporate considerations for surface finish requirements and lubrication provisions to optimize the shaft’s performance.
7. Environmental Considerations:
The design should take into account the specific environmental conditions in which the spline shaft will operate. Factors such as temperature, humidity, exposure to chemicals, or abrasive particles can affect the shaft’s performance and longevity. Suitable material selection, surface treatments, and sealing mechanisms can be incorporated into the design to withstand the environmental challenges.
8. Manufacturing Feasibility:
The design of the spline shaft should also consider manufacturing feasibility and cost-effectiveness. Complex designs may be challenging to produce or require specialized manufacturing processes, resulting in increased production costs. Balancing design complexity with manufacturability is crucial to ensure a practical and efficient manufacturing process.
By considering these design factors, engineers can optimize the performance of spline shafts, resulting in enhanced torque transmission, improved load distribution, misalignment compensation, torsional stiffness, fatigue resistance, surface finish, and environmental compatibility. A well-designed spline shaft contributes to the overall efficiency, reliability, and longevity of the mechanical system in which it is used.
What materials are commonly used in the construction of spline shafts?
Various materials are commonly used in the construction of spline shafts, depending on the specific application requirements. Here’s a list of commonly used materials:
1. Steel:
Steel is one of the most widely used materials for spline shafts. Different grades of steel, such as carbon steel, alloy steel, or stainless steel, can be employed based on factors like strength, hardness, and corrosion resistance. Steel offers excellent mechanical properties, including high strength, durability, and wear resistance, making it suitable for a broad range of applications.
2. Alloy Steel:
Alloy steel is a type of steel that contains additional alloying elements, such as chromium, molybdenum, or nickel. These alloying elements enhance the mechanical properties of the steel, providing improved strength, toughness, and wear resistance. Alloy steel spline shafts are commonly used in applications that require high torque capacity, durability, and resistance to fatigue.
3. Stainless Steel:
Stainless steel is known for its corrosion resistance properties, making it suitable for applications where the spline shaft is exposed to moisture or corrosive environments. Stainless steel spline shafts are commonly used in industries such as food processing, chemical processing, marine, and medical equipment.
4. Aluminum:
Aluminum is a lightweight material with good strength-to-weight ratio. It is often used in applications where weight reduction is a priority, such as automotive and aerospace industries. Aluminum spline shafts can provide advantages such as decreased rotating mass and improved fuel efficiency.
5. Titanium:
Titanium is a strong and lightweight material with excellent corrosion resistance. It is commonly used in high-performance applications where weight reduction, strength, and corrosion resistance are critical factors. Titanium spline shafts find applications in aerospace, motorsports, and high-end industrial equipment.
6. Brass:
Brass is an alloy of copper and zinc, offering good machinability and corrosion resistance. It is often used in applications that require electrical conductivity or a non-magnetic property. Brass spline shafts can be found in industries such as electronics, telecommunications, and instrumentation.
7. Plastics and Composite Materials:
In certain applications where weight reduction, corrosion resistance, or noise reduction is important, plastics or composite materials can be used for spline shafts. Materials such as nylon, acetal, or fiber-reinforced composites can provide specific advantages in terms of weight, low friction, and resistance to chemicals.
It’s important to note that material selection for spline shafts depends on factors such as load requirements, environmental conditions, operating temperatures, and cost considerations. Engineers and designers evaluate these factors to determine the most suitable material for a given application.
In which industries are spline shafts typically used?
Spline shafts find applications in a wide range of industries where torque transmission, relative movement, and load distribution are critical. Here’s a detailed explanation:
1. Automotive Industry:
The automotive industry extensively uses spline shafts in various components and systems. They are found in transmissions, drivelines, steering systems, differentials, and axle assemblies. Spline shafts enable the transmission of torque, accommodate relative movement, and ensure efficient power transfer in vehicles.
2. Aerospace and Defense Industry:
Spline shafts are essential in the aerospace and defense industry. They are used in aircraft landing gear systems, actuation mechanisms, missile guidance systems, engine components, and rotor assemblies. The aerospace and defense sector relies on spline shafts for precise torque transfer, relative movement accommodation, and critical control mechanisms.
3. Industrial Machinery and Equipment:
Spline shafts are widely employed in industrial machinery and equipment. They are used in gearboxes, machine tools, pumps, compressors, conveyors, printing machinery, and packaging equipment. Spline shafts enable torque transmission, accommodate misalignments and vibrations, and ensure accurate movement and synchronization of machine components.
4. Agriculture and Farming:
The agriculture and farming industry extensively uses spline shafts in equipment such as tractors, harvesters, and agricultural implements. Spline shafts are found in power take-off (PTO) units, transmission systems, hydraulic mechanisms, and steering systems. They enable torque transfer, accommodate relative movement, and provide flexibility in agricultural machinery.
5. Construction and Mining:
In the construction and mining industries, spline shafts are used in equipment such as excavators, loaders, bulldozers, and drilling rigs. They are found in hydraulic systems, power transmission systems, and articulated mechanisms. Spline shafts facilitate torque transmission, accommodate misalignments, and enable efficient power transfer in heavy-duty machinery.
6. Marine and Offshore:
Spline shafts have applications in the marine and offshore industry. They are used in propulsion systems, thrusters, rudders, winches, and marine pumps. Spline shafts enable torque transmission in marine vessels and offshore equipment, accommodating axial and radial movement, and ensuring reliable power transfer.
7. Energy and Power Generation:
Spline shafts are utilized in the energy and power generation sector. They are found in turbines, generators, compressors, and other rotating equipment. Spline shafts enable torque transmission and accommodate relative movement in power generation systems, ensuring efficient and reliable operation.
8. Rail and Transportation:
Spline shafts are employed in the rail and transportation industry. They are found in locomotives, railcar systems, and suspension mechanisms. Spline shafts enable torque transfer, accommodate movement and vibrations, and ensure precise control in rail and transportation applications.
These are just a few examples of the industries where spline shafts are typically used. Their versatility, torque transmission capabilities, and ability to accommodate relative movement make them vital components in various sectors that rely on efficient power transfer, flexibility, and precise control.
editor by CX 2024-03-12
China Distributor Misumi Linear Motion Spline Shaft Dia22 drive shaft bushing
Product Description
Merchandise Description
Solution description
Linear shaft features
|
Products |
Linear shaft |
Adaptable shaft |
Hollow shaft |
|
Content |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment method |
Induction hardened |
Not hardened |
Induction hardened |
|
Area hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Area dealt with |
Tough chrome plated |
Challenging chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Method machinized |
Threading, lowered shaft dia,coaxial holes drilled and tapped, flats-one or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear gives linear shafting in a variety of various choices to meet a extensive assortment of consumer demands. Accessible in hardened metal, CK45 content metal, SUJ2 substance steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface area end for linear basic bearings and ball bearings.
· Solid spherical shafting is available in inch measurements from 3/sixteen” via 4″ and metric sizes from 3 mm through 80 mm
· Machining available on request
Large Dependability
ERSK linear shaft has extremely straight good quality handle requirements covering each and every manufacturing approach. With suitable lubrication and use, difficulties-cost-free operation for an prolonged period of time is attainable.
Sleek Procedure
The higher effectiveness of linear shaft is vastly outstanding to conventional shaft. The torque necessary is less than 30%. Linear movement can be effortlessly altered from rotary motion.
High Sturdiness
Rigidly selected components, intense heat dealing with and processing strategies, backed by several years of knowledge,have resulted in the most sturdy linear shaft created.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Software
For sensitive software in industrial software, device device and automation application.
Linear Shafts – Technological Homes.
|
Check linear shaft surface area roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We manage the traighness .05mm of linear shaft 300mm |
|
|
Check hardness: S45C materail induction linear shaft, the hardness is HRC55-fifty eight GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If versatile shaft, the hardness is based mostly on the shaft materials itself |
|
| Examination the linear shaft dia precision, as normally, h7 is the regular tolerance in our stock, But we can supply g6, h6 precision also. if any special tolerance, we are CZPT to customise them for you. |
We can machinize all sorts of machining,
Connected merchandise
Associated products
There are numerous varieties of goods we can offer, If you are interested in them, you should click the picture and see the information.
Generation Stream
Over service
Above Service
Packaging & Shipping and delivery
Packaging and delivery
PP bag for each linear shaft, Normal exported carton outside the house for little purchase delivery by worldwide express, these kinds of as DHL, TNT, UPS
Wooden box outside for huge quantity or extremely extended linear shaft by sea, by air
Business Profile
Company details
Our principle
|
US $60 / Meter | |
1 Meter (Min. Order) |
###
| Material: | Gcr15 |
|---|---|
| Load: | Drive Shaft |
| Stiffness & Flexibility: | Stiffness / Rigid Axle |
| Journal Diameter Dimensional Accuracy: | H7, H6, G6 |
| Axis Shape: | Straight Shaft |
| Shaft Shape: | Real Axis |
###
| Samples: |
US$ 3/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
###
 |
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are able to customize them for you. | |
|
US $60 / Meter | |
1 Meter (Min. Order) |
###
| Material: | Gcr15 |
|---|---|
| Load: | Drive Shaft |
| Stiffness & Flexibility: | Stiffness / Rigid Axle |
| Journal Diameter Dimensional Accuracy: | H7, H6, G6 |
| Axis Shape: | Straight Shaft |
| Shaft Shape: | Real Axis |
###
| Samples: |
US$ 3/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
###
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are able to customize them for you. | |
The Different Types of Splines in a Splined Shaft
A splined shaft is a machine component with internal and external splines. The splines are formed in four different ways: Involute, Parallel, Serrated, and Ball. You can learn more about each type of spline in this article. When choosing a splined shaft, be sure to choose the right one for your application. Read on to learn about the different types of splines and how they affect the shaft’s performance.
Involute splines
Involute splines in a splined shaft are used to secure and extend mechanical assemblies. They are smooth, inwardly curving grooves that resist separation during operation. A shaft with involute splines is often longer than the shaft itself. This feature allows for more axial movement. This is beneficial for many applications, especially in a gearbox.
The involute spline is a shaped spline, similar to a parallel spline. It is angled and consists of teeth that create a spiral pattern that enables linear and rotatory motion. It is distinguished from other splines by the serrations on its flanks. It also has a flat top. It is a good option for couplers and other applications where angular movement is necessary.
Involute splines are also called involute teeth because of their shape. They are flat on the top and curved on the sides. These teeth can be either internal or external. As a result, involute splines provide greater surface contact, which helps reduce stress and fatigue. Regardless of the shape, involute splines are generally easy to machine and fit.
Involute splines are a type of splines that are used in splined shafts. These splines have different names, depending on their diameters. An example set of designations is for a 32-tooth male spline, a 2,500-tooth module, and a 30 degree pressure angle. An example of a female spline, a fillet root spline, is used to describe the diameter of the splined shaft.
The effective tooth thickness of splines is dependent on the number of keyways and the type of spline. Involute splines in splined shafts should be designed to engage 25 to 50 percent of the spline teeth during the coupling. Involute splines should be able to withstand the load without cracking.
Parallel splines
Parallel splines are formed on a splined shaft by putting one or more teeth into another. The male spline is positioned at the center of the female spline. The teeth of the male spline are also parallel to the shaft axis, but a common misalignment causes the splines to roll and tilt. This is common in many industrial applications, and there are a number of ways to improve the performance of splines.
Typically, parallel splines are used to reduce friction in a rotating part. The splines on a splined shaft are narrower on the end face than the interior, which makes them more prone to wear. This type of spline is used in a variety of industries, such as machinery, and it also allows for greater efficiency when transmitting torque.
Involute splines on a splined shaft are the most common. They have equally spaced teeth, and are therefore less likely to crack due to fatigue. They also tend to be easy to cut and fit. However, they are not the best type of spline. It is important to understand the difference between parallel and involute splines before deciding on which spline to use.
The difference between splined and involute splines is the size of the grooves. Involute splines are generally larger than parallel splines. These types of splines provide more torque to the gear teeth and reduce stress during operation. They are also more durable and have a longer life span. And because they are used on farm machinery, they are essential in this type of application.
Serrated splines
A Serrated Splined Shaft has several advantages. This type of shaft is highly adjustable. Its large number of teeth allows large torques, and its shorter tooth width allows for greater adjustment. These features make this type of shaft an ideal choice for applications where accuracy is critical. Listed below are some of the benefits of this type of shaft. These benefits are just a few of the advantages. Learn more about this type of shaft.
The process of hobbing is inexpensive and highly accurate. It is useful for external spline shafts, but is not suitable for internal splines. This type of process forms synchronized shapes on the shaft, reducing the manufacturing cycle and stabilizing the relative phase between spline and thread. It uses a grinding wheel to shape the shaft. CZPT Manufacturing has a large inventory of Serrated Splined Shafts.
The teeth of a Serrated Splined Shaft are designed to engage with the hub over the entire circumference of the shaft. The teeth of the shaft are spaced uniformly around the spline, creating a multiple-tooth point of contact over the entire length of the shaft. The results of these analyses are usually satisfactory. But there are some limitations. To begin with, the splines of the Serrated Splined Shaft should be chosen carefully. If the application requires large-scale analysis, it may be necessary to modify the design.
The splines of the Serrated Splined Shaft are also used for other purposes. They can be used to transmit torque to another device. They also act as an anti-rotational device and function as a linear guide. Both the design and the type of splines determine the function of the Splined Shaft. In the automobile industry, they are used in vehicles, aerospace, earth-moving machinery, and many other industries.
Ball splines
The invention relates to a ball-spinned shaft. The shaft comprises a plurality of balls that are arranged in a series and are operatively coupled to a load path section. The balls are capable of rolling endlessly along the path. This invention also relates to a ball bearing. Here, a ball bearing is one of the many types of gears. The following discussion describes the features of a ball bearing.
A ball-splined shaft assembly comprises a shaft with at least one ball-spline groove and a plurality of circumferential step grooves. The shaft is held in a first holding means that extends longitudinally and is rotatably held by a second holding means. Both the shaft and the first holding means are driven relative to one another by a first driving means. It is possible to manufacture a ball-splined shaft in a variety of ways.
A ball-splined shaft features a nut with recirculating balls. The ball-splined nut rides in these grooves to provide linear motion while preventing rotation. A splined shaft with a nut that has recirculating balls can also provide rotary motion. A ball splined shaft also has higher load capacities than a ball bushing. For these reasons, ball splines are an excellent choice for many applications.
In this invention, a pair of ball-spinned shafts are housed in a box under a carrier device 40. Each of the two shafts extends along a longitudinal line of arm 50. One end of each shaft is supported rotatably by a slide block 56. The slide block also has a support arm 58 that supports the center arm 50 in a cantilever fashion.
Sector no-go gage
A no-go gauge is a tool that checks the splined shaft for oversize. It is an effective way to determine the oversize condition of a splined shaft without removing the shaft. It measures external splines and serrations. The no-go gage is available in sizes ranging from 19mm to 130mm with a 25mm profile length.
The sector no-go gage has two groups of diametrally opposed teeth. The space between them is manufactured to a maximum space width and the tooth thickness must be within a predetermined tolerance. This gage would be out of tolerance if the splines were measured with a pin. The dimensions of this splined shaft can be found in the respective ANSI or DIN standards.
The go-no-go gage is useful for final inspection of thread pitch diameter. It is also useful for splined shafts and threaded nuts. The thread of a screw must match the contour of the go-no-go gage head to avoid a no-go condition. There is no substitute for a quality machine. It is an essential tool for any splined shaft and fastener manufacturer.
The NO-GO gage can detect changes in tooth thickness. It can be calibrated under ISO17025 standards and has many advantages over a non-go gage. It also gives a visual reference of the thickness of a splined shaft. When the teeth match, the shaft is considered ready for installation. It is a critical process. In some cases, it is impossible to determine the precise length of the shaft spline.
The 45-degree pressure angle is most commonly used for axles and torque-delivering members. This pressure angle is the most economical in terms of tool life, but the splines will not roll neatly like a 30 degree angle. The 45-degree spline is more likely to fall off larger than the other two. Oftentimes, it will also have a crowned look. The 37.5 degree pressure angle is a compromise between the other two pressure angles. It is often used when the splined shaft material is harder than usual.
editor by czh 2023-01-04
China high quality Ck45 Carbon Steel Material G6 Tolerance Solid Linear Motion Shaft with Free Design Custom
Product Description
Product Description
Product description
Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available upon request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
Linear Shafts – Technical Properties.
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
|
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you. |
We can machinize all kinds of machining,
Related products
Related products
There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.
Production Flow
Over service
Over Service
Packaging & Shipping
Packaging and shipping
PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS
Wooden box outside for big quantity or very long linear shaft by sea, by air
Company Profile
Company information
Our principle
The Benefits of Spline Couplings for Disc Brake Mounting Interfaces
Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.
Disc brake mounting interfaces are splined
There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
Aerospace applications
The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
High-performance vehicles
A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
Disc brake mounting interfaces
A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.
China best 18mm Hard Chrome Plating S45c Linear Motion Shaft near me factory
Product Description
Product Description
Product description
Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available upon request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
Linear Shafts – Technical Properties.
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
|
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you. |
We can machinize all kinds of machining,
Related products
Related products
There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.
Production Flow
Over service
Over Service
Packaging & Shipping
Packaging and shipping
PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS
Wooden box outside for big quantity or very long linear shaft by sea, by air
Company Profile
Company information
Our principle
What Are the Advantages of a Splined Shaft?
If you are looking for the right splined shaft for your machine, you should know a few important things. First, what type of material should be used? Stainless steel is usually the most appropriate choice, because of its ability to offer low noise and fatigue failure. Secondly, it can be machined using a slotting or shaping machine. Lastly, it will ensure smooth motion. So, what are the advantages of a splined shaft?
Stainless steel is the best material for splined shafts
When choosing a splined shaft, you should consider its hardness, quality, and finish. Stainless steel has superior corrosion and wear resistance. Carbon steel is another good material for splined shafts. Carbon steel has a shallow carbon content (about 1.7%), which makes it more malleable and helps ensure smooth motion. But if you’re not willing to spend the money on stainless steel, consider other options.
There are 2 main types of splines: parallel splines and crowned splines. Involute splines have parallel grooves and allow linear and rotary motion. Helical splines have involute teeth and are oriented at an angle. This type allows for many teeth on the shaft and minimizes the stress concentration in the stationary joint.
Large evenly spaced splines are widely used in hydraulic systems, drivetrains, and machine tools. They are typically made from carbon steel (CR10) and stainless steel (AISI 304). This material is durable and meets the requirements of ISO 14-B, formerly DIN 5463-B. Splined shafts are typically made of stainless steel or C45 steel, though there are many other materials available.
Stainless steel is the best material for a splined shaft. This metal is also incredibly affordable. In most cases, stainless steel is the best choice for these shafts because it offers the best corrosion resistance. There are many different types of splined shafts, and each 1 is suited for a particular application. There are also many different types of stainless steel, so choose stainless steel if you want the best quality.
For those looking for high-quality splined shafts, CZPT Spline Shafts offer many benefits. They can reduce costs, improve positional accuracy, and reduce friction. With the CZPT TFE coating, splined shafts can reduce energy and heat buildup, and extend the life of your products. And, they’re easy to install – all you need to do is install them.
They provide low noise, low wear and fatigue failure
The splines in a splined shaft are composed of 2 main parts: the spline root fillet and the spline relief. The spline root fillet is the most critical part, because fatigue failure starts there and propagates to the relief. The spline relief is more susceptible to fatigue failure because of its involute tooth shape, which offers a lower stress to the shaft and has a smaller area of contact.
The fatigue life of splined shafts is determined by measuring the S-N curve. This is also known as the Wohler curve, and it is the relationship between stress amplitude and number of cycles. It depends on the material, geometry and way of loading. It can be obtained from a physical test on a uniform material specimen under a constant amplitude load. Approximations for low-alloy steel parts can be made using a lower-alloy steel material.
Splined shafts provide low noise, minimal wear and fatigue failure. However, some mechanical transmission elements need to be removed from the shaft during assembly and manufacturing processes. The shafts must still be capable of relative axial movement for functional purposes. As such, good spline joints are essential to high-quality torque transmission, minimal backlash, and low noise. The major failure modes of spline shafts include fretting corrosion, tooth breakage, and fatigue failure.
The outer disc carrier spline is susceptible to tensile stress and fatigue failure. High customer demands for low noise and low wear and fatigue failure makes splined shafts an excellent choice. A fractured spline gear coupling was received for analysis. It was installed near the top of a filter shaft and inserted into the gearbox motor. The service history was unknown. The fractured spline gear coupling had longitudinally cracked and arrested at the termination of the spline gear teeth. The spline gear teeth also exhibited wear and deformation.
A new spline coupling method detects fault propagation in hollow cylindrical splined shafts. A spline coupling is fabricated using an AE method with the spline section unrolled into a metal plate of the same thickness as the cylinder wall. In addition, the spline coupling is misaligned, which puts significant concentration on the spline teeth. This further accelerates the rate of fretting fatigue and wear.
A spline joint should be lubricated after 25 hours of operation. Frequent lubrication can increase maintenance costs and cause downtime. Moreover, the lubricant may retain abrasive particles at the interfaces. In some cases, lubricants can even cause misalignment, leading to premature failure. So, the lubrication of a spline coupling is vital in ensuring proper functioning of the shaft.
The design of a spline coupling can be optimized to enhance its wear resistance and reliability. Surface treatments, loads, and rotation affect the friction properties of a spline coupling. In addition, a finite element method was developed to predict wear of a floating spline coupling. This method is feasible and provides a reliable basis for predicting the wear and fatigue life of a spline coupling.
They can be machined using a slotting or shaping machine
Machines can be used to shape splined shafts in a variety of industries. They are useful in many applications, including gearboxes, braking systems, and axles. A slotted shaft can be manipulated in several ways, including hobbling, broaching, and slotting. In addition to shaping, splines are also useful in reducing bar diameter.
When using a slotting or shaping machine, the workpiece is held against a pedestal that has a uniform thickness. The machine is equipped with a stand column and limiting column (Figure 1), each positioned perpendicular to the upper surface of the pedestal. The limiting column axis is located on the same line as the stand column. During the slotting or shaping process, the tool is fed in and out until the desired space is achieved.
One process involves cutting splines into a shaft. Straddle milling, spline shaping, and spline cutting are 2 common processes used to create splined shafts. Straddle milling involves a fixed indexing fixture that holds the shaft steady, while rotating milling cutters cut the groove in the length of the shaft. Several passes are required to ensure uniformity throughout the spline.
Splines are a type of gear. The ridges or teeth on the drive shaft mesh with grooves in the mating piece. A splined shaft allows the transmission of torque to a mate piece while maximizing the power transfer. Splines are used in heavy vehicles, construction, agriculture, and massive earthmoving machinery. Splines are used in virtually every type of rotary motion, from axles to transmission systems. They also offer better fatigue life and reliability.
Slotting or shaping machines can also be used to shape splined shafts. Slotting machines are often used to machine splined shafts, because it is easier to make them with these machines. Using a slotting or shaping machine can result in splined shafts of different sizes. It is important to follow a set of spline standards to ensure your parts are manufactured to the highest standards.
A milling machine is another option for producing splined shafts. A spline shaft can be set up between 2 centers in an indexing fixture. Two side milling cutters are mounted on an arbor and a spacer and shims are inserted between them. The arbor and cutters are then mounted to a milling machine spindle. To make sure the cutters center themselves over the splined shaft, an adjustment must be made to the spindle of the machine.
The machining process is very different for internal and external splines. External splines can be broached, shaped, milled, or hobbed, while internal splines cannot. These machines use hard alloy, but they are not as good for internal splines. A machine with a slotting mechanism is necessary for these operations.
China supplier Light Weight Linear Motion Hollow Long Shaft Pneumatic with Hot selling
Product Description
Product Description
Product description
Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available upon request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
Linear Shafts – Technical Properties.
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
|
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you. |
We can machinize all kinds of machining,
Related products
Related products
There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.
Production Flow
Over service
Over Service
Packaging & Shipping
Packaging and shipping
PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS
Wooden box outside for big quantity or very long linear shaft by sea, by air
Company Profile
Company information
Our principle
Applications of Spline Couplings
A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
Optimal design
The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
Characteristics
An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.
Applications
Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
Predictability
Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.
China Hot selling CNC Gear Spare Parts Suj2 Bearing Steel Linear Motion Bearing Shaft with high quality
Product Description
Product Description
Product description
Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available upon request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
Linear Shafts – Technical Properties.
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
|
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you. |
We can machinize all kinds of machining,
Related products
Related products
There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.
Production Flow
Over service
Over Service
Packaging & Shipping
Packaging and shipping
PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS
Wooden box outside for big quantity or very long linear shaft by sea, by air
Company Profile
Company information
Our principle
The Benefits of Spline Couplings for Disc Brake Mounting Interfaces
Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.
Disc brake mounting interfaces are splined
There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
Aerospace applications
The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
High-performance vehicles
A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
Disc brake mounting interfaces
A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.
China Professional 20 Years Professional Manufacture Ersk Brand Engraving Machine Linear Motion Shaft with Hot selling
Product Description
Product Description
Product description
Linear shaft features
|
Items |
Linear shaft |
Flexible shaft |
Hollow shaft |
|
Material |
CK45, SUJ2 |
CK45 |
SUJ2 |
|
Heat treatment |
Induction hardened |
Not hardened |
Induction hardened |
|
Surface hardness |
HRC58±2 |
HRC15±3 |
HRC60±2 |
|
Surface treated |
Hard chrome plated |
Hard chrome plated |
Hard chrome plated |
|
Precision |
h7, g6, h6 |
h7, g6 |
h7, g6, h6 |
|
Roundness |
Max3.0µm |
Max3.0µm |
Max3.0µm |
|
Straightness |
Max5.0µm |
Max5.0µm |
Max5.0µm |
|
Chrome thickness |
20-30µm |
30µm |
30µm |
|
Roughness |
Max1.5µm |
Max1.5µm |
Max1.5µm |
|
Process machinized |
Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering |
||
Linear shaft description
ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.
· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm
· Machining available upon request
High Reliability
ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.
Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.
High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.
Induction linear shaft, Flexible linear shaft,
linear bearings shaft, hollow linear shaft,
hardened linear shaft, chromed linear shaft
Application
For delicate application in industrial application, machine tool and automation application.
Linear Shafts – Technical Properties.
|
Test linear shaft surface roughness the max roughness is Ra0.4um |
|
|
Straight the linear shaft straightness: We control the traighness 0.05mm of linear shaft 300mm |
|
|
Test hardness: S45C materail induction linear shaft, the hardness is HRC55-58 GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63 If flexible shaft, the hardness is based on the shaft material itself |
|
| Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you. |
We can machinize all kinds of machining,
Related products
Related products
There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.
Production Flow
Over service
Over Service
Packaging & Shipping
Packaging and shipping
PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS
Wooden box outside for big quantity or very long linear shaft by sea, by air
Company Profile
Company information
Our principle
Applications of Spline Couplings
A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
Optimal design
The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
Characteristics
An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.
Applications
Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
Predictability
Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.