Product Description
Product Description
Our Gear types: Straight Teeth Gear, sprocket, Oblique Teeth Cylinder Gear, External Spur Gear, Internal Spur Gear, Gear Shaft etc the standard and non standard according to the drawings or samples.
Material: 45#, 40Cr, 20CrMo, 20CrMoti, 17CrNiMo6, 20CrMnTi or the others
Heat treatment: Medium frequency quenching, high frequency quenching, carburizing and quenching, nitriding, Carbon-Nitriding, Salt bath quenching.
Working Process: Gearh hobbing, Gear shaving, Gear shaping, Gear grinding etc
Precision Grade: GB5-8, JIS 1-4, AGMA 12-9, DIN 6-9
Application area: Auto gearbox, medical equipment, metallurgical machinery, port machinery, lifting equipment, mining machinery, electrical power equipment, light industry equipment, environmental protection machinery.
Detailed Photos
Product Parameters
Take the example of our sprocket or chainwheel
The standard and non standard according to the drawings or samples.
Material: C45, S235JR, CAST STEEL or the others
1, Description: Sprocket, chainwheel
2, Types:
A) Standard sprocket
B) Finished bore sprocket
C) Taper bore sprocket
D) Double plate wheels
E) conveyor sprocket
3, Material: C45, S235JR, Nylon
4, Surface treatment: Zinc-plated, black finish
5, Single A-type, double A-type, Welding hub KB-type, Welding hub C-type etc for your reference.
6. Process: Forging( casting)—lathe- teeth shaping—finishing—oil washing—Packing, made by CNC machine
7. Inspection: All items are checked and tested thoroughly during every working procedure and after the product is finally manufactured to ensure that the best quality product enter into the market.
Packaging & Shipping
Our Advantages
After Sales Service
Our Core range of spur gears, industry sprocket, and roller chains are specifically designed to be interchangeable and versatile, this helps us keep lower stock levels while achieving the customization necessary for so many applications. The core offer has also enabled us to offer excellent pricing levels for low quantities, often prototypes are very expensive due to lack of economies of scale we have tried to help with this as much as possible. HangZhou CZPT can offer bespoke units for larger quantities and offer a Supply Chain service where we work closely with our customers to identify the optimal delivery schedule in accordance with OEM production levels. If you are looking for spur gear, drive shafts, industry sprocket etc, you have come to the right place, our expert technical sales staff will recommend the best possible option for both your application and your pocket. Contact us now to discuss your application.
HangZhou CZPT TRADE CO., LTD is responsible for exporting the above products, and we also import some important products from oversea markets.
Our company has got the right of import and export from the Government department.
It is necessary to get your specific requirement when contacting us,
for example of gear, number of teeth, module, pitch diameter, inner hole diameter, thickness, outside drawing etc. and then we will give the accurate offers.
Therefore, hope to get your feedback soon.
Please watch our process steps as below
(1) process these output shafts
(2)process these spur gears and sprockets
(3) turning machining
(4) assembly preparation
(5) fine process workshop
CHOOSE US FOR:
1. We offer engineer suggestion to your specified design in production improvement and cost saving.
2. R&D and QC department focus on the products to meet your strict requirements.
3. Different surface treatments available, plating, power coating, painting, anodized,polishing, electrophoresis, etc.
4. Different dimensions according to buyer’s request.
5. Various packagings according to specific requirements.
6. Customized and tailored orders are welcome.
7. Good quality and Quick action.
8. Our products have been exported to America, Australia,German,Korea,Indian.
CONFIDENTIAL POLICY:
1) The appointed products are only for you.
2) Your informations&documents are confidential.
3) Your drawings&sketch are confidential.
FAQ
Question:
1.Q:How about CZPT cost?
A: primarily depend on : 1.Drawing, 2.material, 3.weight and quantity.
We need to know the structure of each parts to analyze the mold solution by:
1) –Complete design drawing or actual sample —– the best way
–PDF drawing with complete dimension for each parts
–Clearly photos for each parts with more angle-views to show every features.
2)The materials and surface treatments.
3)The quantity of order.
2.Q:How to control the product processing?
A: The processing report or pictures will be sent to the customer every week/ each month for review.
3.Q:Who will own the mould?
A:Customer, also the CZPT can be kept in our factory for future order.
4.Q:How long do you make your quotation?
A:After receiving detail informations we will quote in 1 to 3 days.
5.Q: Are the samples/prototype free of charge?
A: charged,but it will be returned to buyer when an order confirmed and order quantity is over 5000 pcs.
After your drawing confirmed and charges done for the prototype, we will produce a sample
by CNC machining. And the first trial samples (1-3pcs) will be shipped to buyer
by the DHL /Fedex at buyer’s express account or prepay the express charges.
MOQ? — 200units and accept sample order.
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.
