China wholesaler Motorcycle Parts CNC Processing Manufacturing China Automobile Square Nut Machining Sleeve Spacer Pulley pulley block

Product Description

Motorcycle Parts CNC Processing Manufacturing China Automobile Square Nut Machining Sleeve Spacer Pulley

Product Information

Product Information:

 

1 Business Type: Custom CNC Milling Service (3-axis, 4-axis, 5-axis)
Custom CNC Turning Services
EDM
Wire-EDM
2 Standard: JIS, ANSI
3 Products Range: Automobile parts,wind power generation equipment accessories,wind power generation equipment accessories, ER fluid, medical apparatus and instruments, standardization of custom, moto parts, machinery parts, lighting components, hardware accessories, electric motor products, etc
Agricultural machinery, electrical appliances, furniture hardware
4 Materials: 1.Stainless Steel: SS201, SS303, SS304, SS316 etc.
2.Carbon Steel: AISI 1045, 9SMnPb28 etc
3.Brass: C36000 (C26800), C37700 (HPb59), C38500(HPb58), C27200(CuZn37), C28000(CuZn40) etc.
4.Bronze:C51000, C52100, C54400, etc.
5.Iron:Grey iron and ductile iron
6.Aluminum:6061, 6063,7075,5052 etc.
7.Magnesium Alloy: AZ31, AZ61, AZ91
8.Plastic: PEEK, POM, NYLON, TEFLON, ABS…etc
9.Titanium: TC4
5 Machining: Turning,  Milling,  Drilling,  Grinding, Cleaning,
6 Main equipments CNC lathe,  CNC milling,  Stamping machine, 
Automatic  lathe,   Grinder,   Tapping
Drilling  machine…etc
7 Measuring &  Testing  equipments CMM, Profile Projector, Rockwell Hardness Tester, CHINAMFG Hardness Tester, Roughness Tester, Micrometers, height gauge, Calipers… etc.
8 Accuracy: Accuracy Of Machining:+/-0.005mm
Accuracy Of Grinding:+/-0.005mm
Surface Roughness:Ra0.8
Parallelism:+/-0.005mm
Verticality:+/-0.005mm
Concentricity:0.003mm
9 Surface Treatment:   Polishing,  Deburring,  Chrome Plating,  Ni Plated,  Zinc plated,  Silver platinng
Anodizing various colors,  Carburizing Nitriding,  Heat Treatment, etc…
10 MOQ 1 ~10000pcs.
11 DRW Format: DWG, PDF, IGS, STEP, SLDPRT, SLDDRW, PRT, DRW, DXF, X_T, etc…
12 QC System: 100% Inspection before shipment
13 Certificate ISO9001: 2015, SGS Factory Audit
14 Payment Term: 30% T/T + 70% T/T, Western Union, PayPal, L/C
15 Trade Terms: FOB,  CIF,  L/C
16 Lead time: 7~45 days after confirming
17 Sample Lead Time:  3-7 Working Days
18 Transport Package:  Foam/wooden box, Anti-rust paper, Small box and carton, Pallets… etc.
19 Origin:  China
20 Our Advantages: Reliable Quality
Competitive Price
High precision, high quality,  high accurancy
Continuous Improvement
Defect-Free Products
On-Time Delivery
Customer Satisfaction
Excellent After-Sales Service

Production Process

 

 

Company Profile

 

JieChen Precision Manufacturing Co., Ltd is a professional precision machining parts manufacturer. We specialize in precision machining parts processing, precision tooling, jig & fixture, automation equipment design and manufacturing.

Since its establishment in 2012, the company has been developing at a high speed. Now with big space workshop and many advanced production equipments and precision measure equipments.

Customers distributes to Europe and the United States, Japan, Germany, England and the mainland international CHINAMFG enterprises, the company has been focusing on human resources development and training, provide the broad development space for the employees.

Products covered the defense, aerospace, electronics, medical, semi-conductor, automation and other industries. With parts variety, high precision, large, medium batch processing parts, product precision reached 0.002 mm, in compliance with ISO, ASME, DIN, JIS quality systems.

JieChen Precision – Your Right Choice!

Quality Control Standards

 To consistently exceed customer expectations, qua lity control and assurance is achieved through

 Comprehensive written procedures and policies

 Fully equipped inspection department

 Detailed records of incoming raw materia

 Consistent calibration and labeling of inspection tools

 Analysis of root cause of non-conformances.

 Staff members being strongly encouraged to sugqest improvements in methods, materials and suppliers

Certifications

 

Application instructions

 

Packaging & Shipping

 

FAQ

 

Q: Are you trading company or manufacturer ?
A: We are direct factory with experienced engineers and employees as well as well-organized workshop.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes,  the sample fee depends on the product geometry, and the fee will be returned to your bulk order.

Q: How long can I get the sample?
A: Depends on your part geometry, normally within 3-7 days.

Q: How long is your delivery time?
A: Sample 3-7days; Mass production order 7-45 days depends on quantity and part complexity.

Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

Q: What’s kinds of information you need for a quote?
A: Kindly please provide the product 2D drawing with PDF or DWG format and 3D drawings  with STEP or IGS or X_T format, and other requirements like: surface treatment, quantity…etc.

Q: What is your standard PO procurement process flow?
A: Prototyping —-> FA approval —-> Quality Control Plan —> Manufacturing Process Instruction —> Batch Production —> Inspection —> Shipping

Q: What shall we do if we do not have drawings?
A. Please send your sample to our factory, then we can copy or provide you better solutions. Please send us pictures or drafts with dimensions (Length, Height, Width), CAD or 3D file will be made for you if placed order.

Q: Will my drawings be safe after sending to you?
A: Yes, we can CHINAMFG the NDA before got your drawing and will not release to the third party without your permission

Q: Is it possible to know how are my products going on without visiting your company?
A: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which
show the machining progress

Q: How to enjoy the OEM services?
A: Usually, base on your design drawings or original samples, we give some technical proposals and a quotation
to you, after your agreement, we produce for you.

If you have another question, pls feel free to contact us 

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Condition: New
Certification: CE, RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS
Customized: Customized
Material: Magnesium Alloy
Application: Metal Recycling Machine, Metal Cutting Machine, Metal Straightening Machinery, Metal Spinning Machinery, Metal Processing Machinery Parts, Metal forging Machinery, Metal Engraving Machinery, Metal Drawing Machinery, Metal Coating Machinery, Metal Casting Machinery, Medical Spare Part, Telecommunication Part
Samples:
US$ 100/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

spinning pulley

How do spinning pulleys impact the performance of fitness and exercise equipment?

Spinning pulleys play a significant role in enhancing the performance of fitness and exercise equipment. They contribute to the smooth operation, functionality, and effectiveness of various exercise machines. Here’s how spinning pulleys impact the performance of fitness and exercise equipment:

1. Resistance Adjustment:

In many fitness and exercise equipment, spinning pulleys are utilized to adjust the level of resistance. By incorporating pulleys of different sizes or changing the position of the pulley along the cable or resistance mechanism, users can modify the intensity of their workouts. This allows individuals to tailor their exercise routines to their fitness levels, goals, and preferences.

2. Smooth and Controlled Movement:

Spinning pulleys, combined with cables or belts, enable smooth and controlled movement in fitness equipment. They provide a stable and consistent motion, ensuring that users can perform exercises with proper form and technique. The smooth movement facilitated by spinning pulleys minimizes the risk of jerky or jarring motions, reducing the likelihood of injuries.

3. Multiple Exercise Options:

Fitness equipment often incorporates spinning pulleys to offer a wide range of exercise options. By utilizing pulleys with different cable attachment points and adjusting the cable paths, equipment manufacturers can provide users with versatile workout possibilities. Spinning pulleys enable exercises targeting different muscle groups, allowing users to perform various strength training or conditioning movements.

4. Cable and Handle Adjustments:

Spinning pulleys are instrumental in adjusting the length and position of cables or handles in fitness equipment. This adjustability allows users of different heights, body sizes, or exercise preferences to find the most comfortable and biomechanically suitable settings. Users can modify the range of motion and exercise angles to optimize their workouts.

5. Functional Training and Weight Stacks:

In weight training machines, spinning pulleys are used in conjunction with weight stacks to provide resistance. The weight stacks are connected to the pulleys, and the user pulls or pushes against the resistance. Spinning pulleys ensure smooth and even distribution of the weight load, enhancing the user’s ability to perform functional movements and isolate specific muscle groups.

6. Durability and Reliability:

High-quality spinning pulleys are crucial for the durability and reliability of fitness and exercise equipment. Pulleys designed to withstand the repetitive stresses and forces exerted during workouts ensure long-term performance and minimize the risk of component failures. Reliable spinning pulleys contribute to the overall safety and longevity of the equipment.

7. Maintenance Considerations:

Regular maintenance procedures, such as inspecting pulley systems, lubricating pulley bearings, and ensuring proper belt tension, are necessary to maintain the performance and functionality of fitness equipment with spinning pulleys. These maintenance practices help prevent premature wear, ensure smooth operation, and extend the lifespan of the equipment.

In summary, spinning pulleys significantly impact the performance of fitness and exercise equipment by enabling resistance adjustment, providing smooth and controlled movement, offering multiple exercise options, allowing cable and handle adjustments, facilitating functional training with weight stacks, ensuring durability and reliability, and requiring proper maintenance. These pulleys enhance the overall user experience, promote effective workouts, and contribute to achieving fitness goals in a safe and efficient manner.

spinning pulley

Are there different types of spinning pulleys, and how do they vary in applications?

Yes, there are different types of spinning pulleys, each designed to suit specific applications based on their unique features and functionality. Here are some common types of spinning pulleys and how they vary in applications:

1. V-Belt Pulleys:

V-belt pulleys have a V-shaped groove on their outer surface, which accommodates V-belts for power transmission. These pulleys are widely used in various applications, including industrial machinery, automotive systems, and HVAC (Heating, Ventilation, and Air Conditioning) systems. V-belt pulleys offer high torque transmission capability and are suitable for applications that require moderate to high power levels.

2. Timing Pulleys:

Timing pulleys have teeth or grooves on their outer circumference, which engage with toothed belts or timing belts. These pulleys are used when precise synchronization and positioning are required, such as in robotics, CNC machines, 3D printers, and conveyor systems. Timing pulleys ensure accurate motion control and prevent the belts from slipping, making them suitable for applications that demand precise and repeatable movements.

3. Idler Pulleys:

Idler pulleys are used to change the direction of belts or provide additional support in belt drive systems. They are typically placed between the driving pulleys and driven pulleys and help maintain proper belt tension and alignment. Idler pulleys find applications in automotive engines, agricultural machinery, and other belt-driven systems where tension adjustment or redirection of belts is necessary.

4. Flat Belt Pulleys:

Flat belt pulleys have a flat, smooth surface and are used with flat belts in applications that require high-speed power transmission, such as in printing presses, packaging machines, and textile machinery. These pulleys offer efficient power transfer and are suitable for systems where noise, vibration, and belt slip need to be minimized.

5. Crowned Pulleys:

Crowned pulleys have a slightly curved or crowned profile on their outer surface. This design helps in centering and tracking flat belts or V-belts, ensuring proper alignment and preventing belt misalignment issues. Crowned pulleys are commonly used in conveyor systems, where maintaining belt alignment and preventing belt tracking problems are critical.

6. Step Pulleys:

Step pulleys have multiple grooves of different diameters on their outer surface, allowing for speed variation and multiple power transmission options. By changing the belt’s position on different steps of the pulley, the rotational speed of the driven component can be adjusted. Step pulleys are often found in milling machines, lathes, and drill presses, providing multiple speed settings for different machining operations.

7. Rope Pulleys:

Rope pulleys, also known as sheaves, are designed specifically for use with ropes or cables. They have grooves or channels that accommodate the rope or cable, providing mechanical advantage and facilitating lifting, hoisting, or load-bearing operations. Rope pulleys find applications in cranes, elevators, winches, and various lifting equipment.

These are just a few examples of spinning pulley types, and there are many other variations available to suit different applications. The selection of the appropriate spinning pulley depends on factors such as power requirements, speed range, belt type, torque transmission, alignment needs, and overall system design. Manufacturers provide specifications and guidelines to help users choose the right pulley type for their specific application.

In summary, different types of spinning pulleys, such as V-belt pulleys, timing pulleys, idler pulleys, flat belt pulleys, crowned pulleys, step pulleys, and rope pulleys, vary in their groove design, belt compatibility, power transmission characteristics, and application suitability. Understanding the specific requirements of the application is crucial in selecting the most appropriate spinning pulley type.

spinning pulley

What types of belts or cables are typically employed with spinning pulleys?

Spinning pulleys are commonly used with various types of belts or cables, depending on the specific application and requirements. Here are some typical types:

1. V-Belts:

V-belts are a common choice for spinning pulleys in many applications. They have a trapezoidal cross-section and are designed to fit into V-shaped grooves on the pulley. V-belts provide reliable power transmission, high grip, and good flexibility, making them suitable for a wide range of speed and load conditions.

2. Timing Belts:

Timing belts, also known as synchronous belts, are used when precise synchronization of components is required. They feature teeth on the inner surface that mesh with corresponding grooves on the spinning pulley. Timing belts are commonly employed in applications such as engines, robotics, and precision machinery, where accurate positioning and timing are critical.

3. Flat Belts:

Flat belts are characterized by their flat, rectangular shape and are often made of materials such as rubber, polyurethane, or fabric. They rely on friction between the belt and the spinning pulley for power transmission. Flat belts are used in applications where high-speed operation, minimal vibration, and quiet operation are desired. They are commonly found in equipment such as textile machinery, printing presses, and packaging systems.

4. Serpentine Belts:

Serpentine belts are wide, flat belts with multiple ribs on the inner surface. They are commonly used in automotive engines to drive multiple components such as the alternator, power steering pump, water pump, and air conditioning compressor. Serpentine belts provide efficient power transmission and are designed to handle high loads and demanding conditions.

5. Wire Ropes or Cables:

In certain applications, spinning pulleys may be used with wire ropes or cables. Wire ropes are composed of multiple strands of wire twisted together to form a strong and flexible cable. They are commonly employed in lifting and hoisting equipment, cranes, and elevators, where high tensile strength and durability are required.

6. Chains:

Spinning pulleys can also be used with chains for power transmission. Chains consist of interconnected links that engage with sprockets on the spinning pulley. They are often used in heavy-duty applications, such as industrial machinery, agricultural equipment, and motorcycles, where high loads and robust operation are necessary.

The selection of the appropriate belt or cable depends on factors such as the power requirements, speed, load conditions, environmental factors, and specific application considerations. Manufacturers and engineers consider these factors to choose the most suitable belt or cable type for optimal performance and longevity in conjunction with spinning pulleys.

China wholesaler Motorcycle Parts CNC Processing Manufacturing China Automobile Square Nut Machining Sleeve Spacer Pulley   pulley block	China wholesaler Motorcycle Parts CNC Processing Manufacturing China Automobile Square Nut Machining Sleeve Spacer Pulley   pulley block
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