Tag Archives: shaft machining

China Good quality Customized High Precision Machining Axle Drive Spline Truck Spare Parts Shaft with Great quality

Product Description

Product descriptions
Customized High Precision Machining Axle Drive Spline Truck Spare Parts Shaft
 
Reference square Studs (qty/Ø) PCD Bearings Axleload Max.Overhang Technicaldata
A B 25-30km/h 40km/h 60km/h L L’ C E F
mm mm mm 1axle         2axles 1axle         2axles 1axle         2axles mm   mm mm
354F 35 4/14 x 1,5 85 130 35714-35716 1000 900 200 164 56 35
404F 40 4/14 x 1,5 85 130 35715-35717 1500 1350 200 164 64 42
405F 40 5/16 x 1,5 94 140 35715-35717 1500 1350 200 173 64 52
404A 40 4/14 x 1,5 85 130 35715-35717 1500 1200 1350 1125 200 164 65 45
454A 45 4/14 x 1,5 85 130 35715-35718 2000 1650 1800 1500 1500 1400 210 165 79 37
455A 45 5/16 x 1,5 94 140 35715-35718 2000 1650 1800 1550 1500 1400 210 169 79 37
504F 50 4/14 x 1,5 85 130 35715-35719 3000 2700 180 172 65 52
505F 50 5/16 x 1,5 94 140 35715-35719 3000 2700 180 172 65 52
505A 50 5/16 x 1,5 94 140 35716-35719 3000 2500 2700 2250 2250 2100 180 168 86 47
506A 50 6/18 x 1,5 160 205 35716-35719 3000 2500 2700 2250 2250 2100 180 240 83 52
606XR 60 6/18 x 1,5 160 205 35718-35711 5000 4150 4500 4000 3750 3500 190 290 240 91 52
706X 70 6/18 x 1,5 160 205 35719-35713 6500 5400 5850 4900 4875 4550 230 330 260 115 37
806X 80 6/18 x 1,5 160 205 32211-35715 9100 7900 8200 7500 7500 6800 250 350 255 132 52
808X 80 8/18 x 1,5 220 275 32211-35715 9100 7900 8200 7500 7500 6800 250 350 324 132 55
906X 90 6/18 x 1,5 160 205 32211-32017 10000 8650 9000 8200 8200 7500 310 410 255 132 55
908X 90 8/18 x 1,5 220 275 32211-32017 10000 8650 9000 8200 8200 7500 310 410 324 132 55
908XR 90 8/18 x 1,5 220 275 32217-32217 11200 9750 15710 9200 9200 8400 290 390 325 131 74
910XR 90 10/22 x 1,5 280 335 32217-32217 11200 9750 15710 9200 9200 8400 290 390 380 131 74
1008X 100 8/18 x 1,5 220 275 32217-32217 13400 11600 12000 11000 11000 10000 320 420 325 131 74
1571X 100 10/22 x 1,5 280 335 32217-32217 13400 11600 12000 11000 11000 10000 320 420 380 131 74
1571XR 100 10/22 x 1,5 280 335 32219-32219 14500 12600 13000 11800 11800 10800 300 400 380 147 88
1110X 110 10/22 x 1,5 280 335 32219-32219 14500 12600 13000 11800 11800 10800 400 500 380 147 88
1210X 120 10/22 x 1,5 280 335 32219-32219 15000 13000 13500 13000 13000 11250 490 590 380 147 88
1510X (1) 150 10/22 x 1,5 280 335 32219-32219 15000 13000 13500 13000 13000 11250 500 600 380 147 88

 

 

Product details

 

 

Applications covering agricultural trailers, airport underground equipments, mineral and industrial equipments

 

Exhibitions

 

 

FAQ:

Q. Are you manufacturer? What is the aim of your company?

A. Yes. CZPT Asia has been producing agricultural and industrial axles and suspensions since the year 2006. Our aim is to  
     provide only high quality Axles and Suspensions with accesories to global clients but with competitive prices.

Q. Where is your factory?

A. We are located in HangZhou, ZheJiang , China. Welcome to visit us.

Q. How many years have you been in this business line?

A. We have 20 years experience for production of Agricultural and Industrial products, Our products are enjoying good reputation
     from more than 20 countries.

Q. What is your brand?

A. ROC is our own brand, CZPT Asia is affiliated to the France CZPT Group (Est. 1971), it is a whole-owned subsidiary
    company of France CZPT Group in China. 

Q. Can you accept OEM ?

A. Yes, OEM is acceptable, We can sell products without ROC logo.

Q. How do you ensure the quality?

A. We have strict QC process:
1) Before production, Check strictly the raw material quality.
2) During the half production, We check the finished product quality.
3) Before shipment, We test every product and check defects. Any products with defects won’t be loaded.
More details, Please check with our sales team.

Q. What about your M.O.Q ?

A. Our minimum order value is USD500. For smaller order, please check particularly with our sales team.

Q. What is the lead time?

A. Within 40 days for 40ft container.  Within 30 days for 20ft container. 

Q. What about your payment terms?

A. We accept various terms, including T/T , L/C , Western Union, etc.

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After-sales Service: Yes
Warranty: Within 2 Years
Type: Axle
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

customerized
Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

axle

Where can I find information on axle load limits for various types of vehicles?

When seeking information on axle load limits for different types of vehicles, there are several reliable sources where you can find the necessary information. Here’s a detailed explanation of where you can find information on axle load limits:

1. Vehicle Owner’s Manual:

The first and most accessible source of information on axle load limits is the vehicle owner’s manual. The owner’s manual provided by the vehicle manufacturer typically includes important details about the vehicle’s specifications, including axle load limits. Look for sections related to vehicle loading, weight distribution, or axle specifications to find the recommended load limits for each axle of your specific vehicle model.

2. Government Transportation Authorities:

Government transportation authorities, such as departments of transportation or road transport authorities, often provide guidelines and regulations regarding vehicle weight limits, including axle load limits. These authorities establish and enforce weight restrictions to ensure road safety and prevent damage to infrastructure. Visit the website of your local or national transportation authority to access relevant regulations or guidelines pertaining to axle load limits for various types of vehicles.

3. Commercial Vehicle Regulations:

If you are specifically interested in axle load limits for commercial vehicles, such as trucks or buses, consult the commercial vehicle regulations applicable in your region. These regulations are established to ensure safe and efficient operation of commercial vehicles on public roads. Regulatory bodies responsible for commercial vehicle operations often provide detailed information on axle load limits, weight distribution requirements, and other related specifications.

4. Vehicle Manufacturer or Dealer:

If you require axle load limit information for a specific vehicle model or variant, contacting the vehicle manufacturer or a local authorized dealer can be helpful. They can provide accurate and up-to-date information specific to your vehicle. Provide them with the vehicle identification number (VIN) or other relevant details to ensure they can assist you accurately.

5. Online Resources and Databases:

There are online resources and databases dedicated to providing information on vehicle specifications, including axle load limits. These resources may include vehicle data websites, forums, or government databases that compile and provide access to vehicle specifications and regulatory information. Conduct an internet search using relevant keywords to find reliable online sources that offer information on axle load limits for various types of vehicles.

When seeking information on axle load limits, it’s crucial to ensure that the information you obtain is accurate, up-to-date, and applicable to your specific vehicle and jurisdiction. Regulations and load limits can vary depending on the country, region, vehicle type, and other factors. Therefore, it is advisable to consult official sources or seek professional advice to ensure compliance with applicable regulations and ensure safe and legal operation of your vehicle.

axle

How do axle ratios impact the performance and fuel efficiency of a vehicle?

The axle ratio of a vehicle plays a crucial role in determining its performance characteristics and fuel efficiency. Here’s a detailed explanation of how axle ratios impact these aspects:

Performance:

The axle ratio refers to the ratio of the number of rotations the driveshaft makes to the number of rotations the axle makes. A lower axle ratio, such as 3.23:1, means the driveshaft rotates 3.23 times for every rotation of the axle, while a higher ratio, like 4.10:1, indicates more driveshaft rotations per axle rotation.

A lower axle ratio, also known as a numerically higher ratio, provides better low-end torque and acceleration. This is because the engine’s power is multiplied as it goes through the gears, resulting in quicker acceleration from a standstill or at lower speeds. Vehicles with lower axle ratios are commonly found in trucks and performance-oriented vehicles where quick acceleration and towing capacity are desired.

On the other hand, a higher axle ratio, or numerically lower ratio, sacrifices some of the low-end torque for higher top-end speed and fuel efficiency. Vehicles with higher axle ratios are typically used in highway driving scenarios where maintaining higher speeds and maximizing fuel efficiency are prioritized.

Fuel Efficiency:

The axle ratio directly affects the engine’s RPM (revolutions per minute) at a given vehicle speed. A lower axle ratio keeps the engine running at higher RPMs, which may result in increased fuel consumption. However, this ratio can provide better towing capabilities and improved off-the-line acceleration.

In contrast, a higher axle ratio allows the engine to operate at lower RPMs during cruising speeds. This can lead to improved fuel efficiency because the engine doesn’t have to work as hard to maintain the desired speed. It’s worth noting that other factors, such as engine efficiency, aerodynamics, and vehicle weight, also influence fuel efficiency.

Manufacturers carefully select the axle ratio based on the vehicle’s intended purpose and desired performance characteristics. Some vehicles may offer multiple axle ratio options to cater to different driving preferences and requirements.

It’s important to consider that changing the axle ratio can have implications on the overall drivetrain system. Modifying the axle ratio can affect the vehicle’s speedometer accuracy, transmission shifting points, and may require recalibration of the engine control unit (ECU) to maintain optimal performance.

As always, for precise information on a specific vehicle’s axle ratio and its impact on performance and fuel efficiency, it is best to consult the vehicle manufacturer’s specifications or consult with automotive experts.

axle

What are the factors to consider when choosing an axle for a custom-built vehicle?

Choosing the right axle for a custom-built vehicle is crucial for ensuring optimal performance, durability, and safety. Here are several key factors to consider when selecting an axle for a custom-built vehicle:

  1. Vehicle Type and Intended Use:
  2. Consider the type of vehicle you are building and its intended use. Factors such as vehicle weight, power output, terrain (on-road or off-road), towing capacity, and payload requirements will influence the axle selection. Off-road vehicles may require axles with higher strength and durability, while performance-oriented vehicles may benefit from axles that can handle increased power and torque.

  3. Axle Type:
  4. Choose the appropriate axle type based on your vehicle’s drivetrain configuration. Common axle types include solid axles (live axles) and independent axles. Solid axles are often used in heavy-duty applications and off-road vehicles due to their robustness and ability to handle high loads. Independent axles offer improved ride quality and handling characteristics but may have lower load-carrying capacities.

  5. Weight Capacity:
  6. Determine the required weight capacity of the axle based on the vehicle’s weight and intended payload. It’s crucial to select an axle that can handle the anticipated loads without exceeding its weight rating. Consider factors such as cargo, passengers, and accessories that may contribute to the overall weight.

  7. Axle Ratio:
  8. Choose an axle ratio that matches your vehicle’s powertrain and desired performance characteristics. The axle ratio affects the torque multiplication between the engine and wheels, influencing acceleration, towing capability, and fuel efficiency. Higher axle ratios provide more torque multiplication for improved low-end power but may sacrifice top-end speed.

  9. Braking System Compatibility:
  10. Ensure that the chosen axle is compatible with your vehicle’s braking system. Consider factors such as the axle’s mounting provisions for brake calipers, rotor size compatibility, and the need for an anti-lock braking system (ABS) if required.

  11. Suspension Compatibility:
  12. Consider the compatibility of the chosen axle with your vehicle’s suspension system. Factors such as axle mounting points, suspension geometry, and overall ride height should be taken into account. Ensure that the axle can be properly integrated with your chosen suspension components and that it provides sufficient ground clearance for your specific application.

  13. Aftermarket Support:
  14. Consider the availability of aftermarket support for the chosen axle. This includes access to replacement parts, upgrade options, and technical expertise. A robust aftermarket support network can be beneficial for future maintenance, repairs, and customization needs.

  15. Budget:
  16. Set a realistic budget for the axle selection, keeping in mind that high-performance or specialized axles may come at a higher cost. Balance your requirements with your budget to find the best axle option that meets your needs without exceeding your financial limitations.

When choosing an axle for a custom-built vehicle, it’s recommended to consult with knowledgeable professionals, experienced builders, or reputable axle manufacturers. They can provide valuable guidance, assist in understanding technical specifications, and help you select the most suitable axle for your specific custom vehicle project.

China Good quality Customized High Precision Machining Axle Drive Spline Truck Spare Parts Shaft   with Great quality China Good quality Customized High Precision Machining Axle Drive Spline Truck Spare Parts Shaft   with Great quality
editor by CX 2024-02-11

China Professional CNC Machining Drive Pump Shaft for Mining Machinery in Stainless Steel CD4/316/4140 with Hot selling

Product Description

Product Information:
 

Product Name CNC Machining Drive Pump Shaft for Mining Machinery in Stainless Steel CD4/316/4140
Material Stainless Steel, Carbon Steel, Alloy Steel,etc.
Material Grade GB, ASTM, AISI, DIN, BS, JIS, NF
Process CNC Machining, Auto Lathe Machining, Meter Lathe Machining, Wire Cutting, EDM Cutting, Gringding, Milling, Drilling, Screwing, Cutting, Stamping
Tolerance CT-9+/-0.005mm
Surface treatment Blacking, Polishing, anodize, Chrome Plating, Zinc Plating, Nickel Plating or other as requirements.
Inspection 3D Coordinator, Hardness tester, Roughness tester, Caliper etc.
Company Certificate GB/T 19001-2008,ISO 9001:2008; BV;
Graded as TOP A company in Chinese Customs Classification Management which means the highest reputation and trustful company for exporting.
Packing 1. Small part, single packed then put into paper carton then to crate.
2. Poly wooden crates suitable for shipping on the sea.
3. Welding steel crate. The size and steel thickness is according to the product dimension and weight.
4. We also consider customers’ special needs for packing.
Delivery 30days after receiving the deposit
Payment 50%TT in advance and the balance is paid against the copy of B/L.

Company Presentation:

1. Our factory HangZhou CZPT Machinery Manufacturing Co., Ltd has been verified by the French Bureau Veritas of ISO9001:2008 quality system certification, whose export department HangZhou CZPT International Trade Co., Ltd is graded as TOP A company in Chinese Customs Classification Management which means the hightest reputation and trustful company.

2. Our factory devotes to lost wax casting, sand casting and lost foam casting for many years. Our products include counter weight iron, pump parts, diffuser, mining equipment spare parts(such as shaft), and they are exported to the USA, Canada, Sweden, Israel, Hungary, Guyana, Mexico, South Korea, Indonesia, etc and win the high reputation.

Product Pictures:

Manufacture Craft:
 

Caft  Clarify Process Material
Lost Wax Casting silicon colloidal moulding Stainless steel, carbon steel, titanium alloy, high chrome, cast iron, bronze, ductile iron brass, etc.
pouring
waterglass bonded machining
testing
Sand Casting resin sand craft moulding Stainless steel, carbon steel, titanium alloy, high chrome, cast iron, bronze, ductile iron brass, etc.
pouring
silicate bonded sand craft machining
testing
composite shell    
Lost Foam Casting   moulding Stainless steel, carbon steel, titanium alloy, high chrome, cast iron, bronze, ductile iron brass, etc.
pouring
machining
testing

Manufacture Process Pictures:

Equipment and Testing:

Certificate:

Exhibition:

Packing Methods:
 

                       Packing Methods
Small part, single packed then put into paper carton then to crate.
1. Generally use poly wooden crates for package.
Minimum poly wooden board thickness: 20mm
Steel band: 19× 0.5mm or 15× 0.5mm
Common crate size is less than 1200X1000X1000mm
2. For the very big part, use welding steel crate. The size and steel thickness is according to the product dimension and weight.
3. Large size and large quantity part, put into container directly.
4. We also consider customers’ special needs for packing

Packing Pictures:

 

Analytical Approaches to Estimating Contact Pressures in Spline Couplings

A spline coupling is a type of mechanical connection between 2 rotating shafts. It consists of 2 parts – a coupler and a coupling. Both parts have teeth which engage and transfer loads. However, spline couplings are typically over-dimensioned, which makes them susceptible to fatigue and static behavior. Wear phenomena can also cause the coupling to fail. For this reason, proper spline coupling design is essential for achieving optimum performance.
splineshaft

Modeling a spline coupling

Spline couplings are becoming increasingly popular in the aerospace industry, but they operate in a slightly misaligned state, causing both vibrations and damage to the contact surfaces. To solve this problem, this article offers analytical approaches for estimating the contact pressures in a spline coupling. Specifically, this article compares analytical approaches with pure numerical approaches to demonstrate the benefits of an analytical approach.
To model a spline coupling, first you create the knowledge base for the spline coupling. The knowledge base includes a large number of possible specification values, which are related to each other. If you modify 1 specification, it may lead to a warning for violating another. To make the design valid, you must create a spline coupling model that meets the specified specification values.
After you have modeled the geometry, you must enter the contact pressures of the 2 spline couplings. Then, you need to determine the position of the pitch circle of the spline. In Figure 2, the centre of the male coupling is superposed to that of the female spline. Then, you need to make sure that the alignment meshing distance of the 2 splines is the same.
Once you have the data you need to create a spline coupling model, you can begin by entering the specifications for the interface design. Once you have this data, you need to choose whether to optimize the internal spline or the external spline. You’ll also need to specify the tooth friction coefficient, which is used to determine the stresses in the spline coupling model 20. You should also enter the pilot clearance, which is the clearance between the tip 186 of a tooth 32 on 1 spline and the feature on the mating spline.
After you have entered the desired specifications for the external spline, you can enter the parameters for the internal spline. For example, you can enter the outer diameter limit 154 of the major snap 54 and the minor snap 56 of the internal spline. The values of these parameters are displayed in color-coded boxes on the Spline Inputs and Configuration GUI screen 80. Once the parameters are entered, you’ll be presented with a geometric representation of the spline coupling model 20.

Creating a spline coupling model 20

The spline coupling model 20 is created by a product model software program 10. The software validates the spline coupling model against a knowledge base of configuration-dependent specification constraints and relationships. This report is then input to the ANSYS stress analyzer program. It lists the spline coupling model 20’s geometric configurations and specification values for each feature. The spline coupling model 20 is automatically recreated every time the configuration or performance specifications of the spline coupling model 20 are modified.
The spline coupling model 20 can be configured using the product model software program 10. A user specifies the axial length of the spline stack, which may be zero, or a fixed length. The user also enters a radial mating face 148, if any, and selects a pilot clearance specification value of 14.5 degrees or 30 degrees.
A user can then use the mouse 110 to modify the spline coupling model 20. The spline coupling knowledge base contains a large number of possible specification values and the spline coupling design rule. If the user tries to change a spline coupling model, the model will show a warning about a violation of another specification. In some cases, the modification may invalidate the design.
In the spline coupling model 20, the user enters additional performance requirement specifications. The user chooses the locations where maximum torque is transferred for the internal and external splines 38 and 40. The maximum torque transfer location is determined by the attachment configuration of the hardware to the shafts. Once this is selected, the user can click “Next” to save the model. A preview of the spline coupling model 20 is displayed.
The model 20 is a representation of a spline coupling. The spline specifications are entered in the order and arrangement as specified on the spline coupling model 20 GUI screen. Once the spline coupling specifications are entered, the product model software program 10 will incorporate them into the spline coupling model 20. This is the last step in spline coupling model creation.
splineshaft

Analysing a spline coupling model 20

An analysis of a spline coupling model consists of inputting its configuration and performance specifications. These specifications may be generated from another computer program. The product model software program 10 then uses its internal knowledge base of configuration dependent specification relationships and constraints to create a valid three-dimensional parametric model 20. This model contains information describing the number and types of spline teeth 32, snaps 34, and shoulder 36.
When you are analysing a spline coupling, the software program 10 will include default values for various specifications. The spline coupling model 20 comprises an internal spline 38 and an external spline 40. Each of the splines includes its own set of parameters, such as its depth, width, length, and radii. The external spline 40 will also contain its own set of parameters, such as its orientation.
Upon selecting these parameters, the software program will perform various analyses on the spline coupling model 20. The software program 10 calculates the nominal and maximal tooth bearing stresses and fatigue life of a spline coupling. It will also determine the difference in torsional windup between an internal and an external spline. The output file from the analysis will be a report file containing model configuration and specification data. The output file may also be used by other computer programs for further analysis.
Once these parameters are set, the user enters the design criteria for the spline coupling model 20. In this step, the user specifies the locations of maximum torque transfer for both the external and internal spline 38. The maximum torque transfer location depends on the configuration of the hardware attached to the shafts. The user may enter up to 4 different performance requirement specifications for each spline.
The results of the analysis show that there are 2 phases of spline coupling. The first phase shows a large increase in stress and vibration. The second phase shows a decline in both stress and vibration levels. The third stage shows a constant meshing force between 300N and 320N. This behavior continues for a longer period of time, until the final stage engages with the surface.
splineshaft

Misalignment of a spline coupling

A study aimed to investigate the position of the resultant contact force in a spline coupling engaging teeth under a steady torque and rotating misalignment. The study used numerical methods based on Finite Element Method (FEM) models. It produced numerical results for nominal conditions and parallel offset misalignment. The study considered 2 levels of misalignment – 0.02 mm and 0.08 mm – with different loading levels.
The results showed that the misalignment between the splines and rotors causes a change in the meshing force of the spline-rotor coupling system. Its dynamics is governed by the meshing force of splines. The meshing force of a misaligned spline coupling is related to the rotor-spline coupling system parameters, the transmitting torque, and the dynamic vibration displacement.
Despite the lack of precise measurements, the misalignment of splines is a common problem. This problem is compounded by the fact that splines usually feature backlash. This backlash is the result of the misaligned spline. The authors analyzed several splines, varying pitch diameters, and length/diameter ratios.
A spline coupling is a two-dimensional mechanical system, which has positive backlash. The spline coupling is comprised of a hub and shaft, and has tip-to-root clearances that are larger than the backlash. A form-clearance is sufficient to prevent tip-to-root fillet contact. The torque on the splines is transmitted via friction.
When a spline coupling is misaligned, a torque-biased thrust force is generated. In such a situation, the force can exceed the torque, causing the component to lose its alignment. The two-way transmission of torque and thrust is modeled analytically in the present study. The analytical approach provides solutions that can be integrated into the design process. So, the next time you are faced with a misaligned spline coupling problem, make sure to use an analytical approach!
In this study, the spline coupling is analyzed under nominal conditions without a parallel offset misalignment. The stiffness values obtained are the percentage difference between the nominal pitch diameter and load application diameter. Moreover, the maximum percentage difference in the measured pitch diameter is 1.60% under a torque of 5000 N*m. The other parameter, the pitch angle, is taken into consideration in the calculation.

China Professional CNC Machining Drive Pump Shaft for Mining Machinery in Stainless Steel CD4/316/4140     with Hot sellingChina Professional CNC Machining Drive Pump Shaft for Mining Machinery in Stainless Steel CD4/316/4140     with Hot selling

China Standard Precison Machining Metal Stainless Steel OEM CNC Turning Milling Auto Car Machinery Shaft Pin Bushing Spindle CZPT Clamp Cylinder Fittings Spare Parts wholesaler

Product Description

Company Profile

Company Profile

HangZhou Xihu (West Lake) Dis. Gain Machinery Co., Ltd., is a manufacture of precision machining from steel plates, castings & closed die forgings. It is founded in 2571 year, covers a total area of about 2000 square meters.
Around 50 people are employed, including 4 engineers.

The company equipped with 10 oblique CZPT CNC Lathes, 35 normal CNC lathes, 6 machining centers, other milling machines and drilling machines.

The Products cover construction parts, auto parts, medical treatment, aerospace, electronics and other fields, exported to Japan, Israel & other Asian countries and Germany, the United States, Canada & other European and American countries.

Certificated by TS16949 quality management system.

Equipment Introduction

Main facility and working range, inspection equipment as follow

4 axles CNC Machine Center 1000mm*600mm*650mm
Oblique Xihu (West Lake) Dis. CNC Machine max φ800mm
max length 700mm
Tolerance control within 0.01
One time clamping, high accuracy
Turning-milling Compound Machining Center max φ800mm
max length 1000mm
Other CNC Lathe Total 30 sets
Inspection Equipment CMM, Projector, CZPT Scale, Micrometer
Profiloscope, Hardness tester and so on

Oblique Xihu (West Lake) Dis. CNC Lathe

Equipped with 10 sets of oblique CZPT CNC Lathes The maximum diameter can be 400-500 mm Precision can reach 0.01mm

Machining Center

6 sets of 4 axles machining center, max SPEC: 1300*70mm, precision can reach 0.01mm

About Products

Quality Control

 

We always want to be precise, so check dimensions after each production step. We have senior engineers, skilled CNC operator, professional quality inspector. All this makes sure the final goods are high qualified.

Also can do third parity inspection accoring to customer’s reequirments, such as SGS, TUV, ICAS and so on.

Callipers/Height guage
Thread guage
Go/ no go guage
Inside micrometer
Outside micrometer
Micron scale

CMM
Projector
Micrometer
Profiloscope
Hardness tester

 

 

Inspection Process

 

1. Before machining, the engineer will give away the technology card for each process acc. to drawing for quality control.
2. During the machining, the workers will test the dimensions at each step, then marked in the technology card.
3. When machining finished, the professional testing personnel will do 100% retesting again.

 

Packing Area

 

In general, the products will be packed in bubble wrap or separated by plywoods firstly.
Then the wrapped products will be put in the wooden cases (no solid wood), which is allowed for export.
Parts can also be packed acc. to customer’s requirement.

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.
splineshaft

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.
splineshaft

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.
splineshaft

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.

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Product Description

Company Profile

Company Profile

HangZhou Xihu (West Lake) Dis. Gain Machinery Co., Ltd., is a manufacture of precision machining from steel plates, castings & closed die forgings. It is founded in 2571 year, covers a total area of about 2000 square meters.
Around 50 people are employed, including 4 engineers.

The company equipped with 10 oblique CZPT CNC Lathes, 35 normal CNC lathes, 6 machining centers, other milling machines and drilling machines.

The Products cover construction parts, auto parts, medical treatment, aerospace, electronics and other fields, exported to Japan, Israel & other Asian countries and Germany, the United States, Canada & other European and American countries.

Certificated by TS16949 quality management system.

Equipment Introduction

Main facility and working range, inspection equipment as follow

4 axles CNC Machine Center 1000mm*600mm*650mm
Oblique Xihu (West Lake) Dis. CNC Machine max φ800mm
max length 700mm
Tolerance control within 0.01
One time clamping, high accuracy
Turning-milling Compound Machining Center max φ800mm
max length 1000mm
Other CNC Lathe Total 30 sets
Inspection Equipment CMM, Projector, CZPT Scale, Micrometer
Profiloscope, Hardness tester and so on

Oblique Xihu (West Lake) Dis. CNC Lathe

Equipped with 10 sets of oblique CZPT CNC Lathes The maximum diameter can be 400-500 mm Precision can reach 0.01mm

Machining Center

6 sets of 4 axles machining center, max SPEC: 1300*70mm, precision can reach 0.01mm

About Products

Quality Control

 

We always want to be precise, so check dimensions after each production step. We have senior engineers, skilled CNC operator, professional quality inspector. All this makes sure the final goods are high qualified.

Also can do third parity inspection accoring to customer’s reequirments, such as SGS, TUV, ICAS and so on.

Callipers/Height guage
Thread guage
Go/ no go guage
Inside micrometer
Outside micrometer
Micron scale

CMM
Projector
Micrometer
Profiloscope
Hardness tester

 

 

Inspection Process

 

1. Before machining, the engineer will give away the technology card for each process acc. to drawing for quality control.
2. During the machining, the workers will test the dimensions at each step, then marked in the technology card.
3. When machining finished, the professional testing personnel will do 100% retesting again.

 

Packing Area

 

In general, the products will be packed in bubble wrap or separated by plywoods firstly.
Then the wrapped products will be put in the wooden cases (no solid wood), which is allowed for export.
Parts can also be packed acc. to customer’s requirement.

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.
splineshaft

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.
splineshaft

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.
splineshaft

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

China Professional China OEM Metal Manufacturer Precision Machining CNC Turning Milling Auto Car Machinery Shaft Axle Cylinder Spindle Stainless Bolt Screw Nut Locker Step Pin     with Great qualityChina Professional China OEM Metal Manufacturer Precision Machining CNC Turning Milling Auto Car Machinery Shaft Axle Cylinder Spindle Stainless Bolt Screw Nut Locker Step Pin     with Great quality