Product Description
HangZhou CHINAMFG Precision Industry Co.,Ltd
The company has owned IS0 9001 (International Quality Management) system certification, ISO14001 (International Environmental Management) system certification, IATF16949 (International Automotive Task Force) system certification and EN15085-2 (Railway applications-Welding of railway vehicles and components) system certification. We have an experienced management team and a group of high-quality talents.
Our advantages are as below.
- Core Value: Integrity + Quality;
- Rich Experience: Since the year of 2001;
- Technical Engineer: 36 Staffs;
- Quality Engineer: 18 Staffs;
- Company Certificate: ISO 9001, ISO14001, ITAF 16949, EN 15085-2;
- Strong Capacity: Up to 100k pieces per day;
| Factory Description and Service Content | ||||||||||||||||||||||
| PRODUCTION LINE: | Metal stamping, Laser cutting, Sheet metal, Welding, Spraying, Electrophoresis, Assembly. | |||||||||||||||||||||
| MATERIAL: | Carbon steel, Stainless steel, Aluminum, Copper, Brass, Bronze, Customized. | |||||||||||||||||||||
| PROCEDURES: | Blanking, Punching, Bending, Cutting, Milling, Dilling, Tapping, Riveting, Welding, Assembling, Packing. | |||||||||||||||||||||
| TOLERANCE: | +/- 0.01mm | |||||||||||||||||||||
| FINISH: | Powder, Spraying, Sand Blasting, Electroplating, Electrophoresis, Anodizing, Passivating, Customized. | |||||||||||||||||||||
| COLOR: | Natural, Conversonial, Silver, Grey, Black, White, Red, Blue, Green, Yellow, Matte, Glossy, Customized. | |||||||||||||||||||||
| SYSTEM CERTIFICATION: | ISO 9001, ISO 14001, ITAF 16949, EN 15085-2. | |||||||||||||||||||||
| APPLICATION: | Automobile, Communication, Electrical, Electronics, Rail transit, Equipment manufacturing etc. | |||||||||||||||||||||
| MOQ: | 1,000 Pcs ~ 5,000 Pcs | |||||||||||||||||||||
| MOULD COST: | 500 USD ~ 5,000 USD | |||||||||||||||||||||
| UNIT PRICE: | 0.05 USD ~ 5.00 USD | |||||||||||||||||||||
| PACKING: | Paper Bag, Plastic Bag, PE Bag, Carton Board, Carton Box, Plywood case, Wooden Case, Pallet. | |||||||||||||||||||||
| MPQ: | 50 Pcs ~ 200 Pcs | |||||||||||||||||||||
| LEAD TIME: | 15 Work Days ~ 25 Work Days | |||||||||||||||||||||
| TRADE TERM: | EXW, FOB, CFR, CIF, DDU, DDP. | |||||||||||||||||||||
| PAYMENT METHOD: | T/T, L/C, Western Union, Money Gram, PayPal, Ali Pay. | |||||||||||||||||||||
Workshop Inner View
System Certificate
Production Line View
Metalworking products are very important component in industrial field, It is widely accepted for its stable performance and affordable price.
Especially in the field of Automobile, Communication, Electrical, Electronics, IT, Equipment Manufacturing, Rail Transit and Construction etc.
We committed to provide our customers with excellent products and cater to their demand solutions with lower costs and highly efficiency. Please feel free to contact us, we are looking CHINAMFG to our further cooperation. We treat every customer sincerely and take every project seriously.
| FAQ:
1. Why business with CHINAMFG Precision Co., Ltd? 2. Are the products available for selling from your Product Display Area? 3. How to get your quotation? 4. What’s your production leadtime? 5. How to guarantee the products quality? |
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| Application: | Fastener, Auto and Motorcycle Accessory, Hardware Tool, Machinery Accessory |
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| Standard: | GB, EN, API650, China GB Code, JIS Code, TEMA, ASME |
| Surface Treatment: | Powder Coated Anodizing Spray Paint Passivating |
| Production Type: | Mass Production |
| Machining Method: | CNC Machining Turning Milling Stamping Extrusion |
| Material: | Steel, Brass, Alloy, Copper, Aluminum, Iron |
| Samples: |
US$ 90/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
| Customized Request |
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What Are the Maintenance Requirements for Pin Couplings?
Pin couplings are known for their simplicity and ease of maintenance. Regular maintenance helps ensure the longevity and optimal performance of pin couplings in various mechanical systems. Here are the key maintenance requirements for pin couplings:
- Lubrication: Most pin couplings require periodic lubrication to reduce friction between the pins and the coupling hubs. Lubrication helps prevent wear and corrosion, ensuring smooth operation.
- Inspection: Regular visual inspections are essential to identify any signs of wear, misalignment, or damage. Inspecting the pins, coupling hubs, and surrounding components can help detect potential issues early on.
- Torque Check: It is crucial to periodically check and retighten the bolts or screws that secure the coupling to the shafts. Loose fasteners can lead to misalignment and coupling failure.
- Alignment: Proper shaft alignment is critical for the effective functioning of pin couplings. Regularly check and adjust the alignment if necessary to minimize wear and vibrations.
- Environmental Protection: In harsh environments or corrosive conditions, take measures to protect the pin coupling from contaminants or chemicals that could cause damage.
- Replacement of Worn Components: When any of the coupling components, such as pins or hubs, show signs of significant wear, they should be replaced promptly to prevent further damage.
It is important to follow the manufacturer’s maintenance guidelines and recommendations for the specific type of pin coupling used in the application. Regular maintenance not only ensures the smooth operation of the coupling but also helps prevent unexpected breakdowns and reduces the risk of costly downtime. Proper maintenance can extend the service life of pin couplings and contribute to the overall reliability of the connected equipment.
Factors to Consider When Choosing a Pin Coupling for a Specific System
When selecting a pin coupling for a specific system, several critical factors need to be considered to ensure optimal performance, reliability, and longevity. Each application has unique requirements, and choosing the right pin coupling involves assessing the following factors:
1. Torque and Power Requirements: Determine the torque and power transmission requirements of the system. The pin coupling must be capable of handling the maximum torque and power generated by the connected equipment.
2. Operating Speed: Consider the rotational speed of the system’s driving and driven shafts. The pin coupling’s design should allow for smooth and efficient operation at the specified speed range.
3. Misalignment Tolerance: Assess the degree of misalignment between the shafts that the coupling needs to accommodate. Pin couplings are suitable for applications with moderate angular, parallel, and axial misalignment.
4. Operating Environment: Consider the environmental conditions the coupling will be exposed to, including temperature, humidity, dust, and presence of corrosive substances. Choose a pin coupling with materials and surface treatments suitable for the operating environment.
5. Size and Space Constraints: Ensure that the selected pin coupling fits within the available space and does not interfere with other components in the system.
6. Serviceability and Maintenance: Evaluate the ease of installation, maintenance, and replacement of the pin coupling. Easy-to-service couplings can help reduce downtime and maintenance costs.
7. Shock and Vibration: Consider the level of shock and vibration the system will experience. The pin coupling should be robust enough to handle these dynamic loads without failure.
8. Cost: Evaluate the overall cost of the pin coupling, including its initial purchase price, maintenance costs, and potential downtime expenses. Choose a coupling that offers the best balance of performance and cost-effectiveness.
9. Material Selection: Select the appropriate materials for the pin coupling based on the application requirements. Common materials include carbon steel, stainless steel, and alloy steel.
10. Compatibility: Ensure that the pin coupling is compatible with the specific shaft sizes and configurations of the system’s driving and driven components.
11. Compliance with Industry Standards: Check if the pin coupling meets relevant industry standards and safety requirements.
By carefully considering these factors, engineers and system designers can choose the most suitable pin coupling for their specific application. It’s essential to work closely with coupling manufacturers or suppliers to ensure that the selected coupling meets all the necessary specifications and requirements.
Types of Pin Coupling Designs
Pin couplings, also known as shear pin couplings, come in various designs to suit different application requirements. The main types of pin coupling designs are as follows:
- 1. Single Pin Coupling: In this design, a single shear pin is used to connect the two shafts. The pin is placed in a hole that runs through both coupling halves. Under excessive torque or shock loads, the pin shears off, disconnecting the shafts and protecting the equipment from damage. Single pin couplings are commonly used in light to moderate-duty applications.
- 2. Double Pin Coupling: Double pin couplings use two shear pins that are positioned 180 degrees apart. This design provides increased torque capacity and improved balance compared to the single pin design. Double pin couplings are suitable for applications with higher torque requirements.
- 3. Triangular Pin Coupling: Triangular pin couplings use three pins arranged in a triangular pattern around the circumference of the coupling. This design offers even higher torque capacity and improved torsional stiffness. Triangular pin couplings are ideal for heavy-duty applications where higher torque and misalignment tolerance are essential.
- 4. Splined Pin Coupling: Splined pin couplings use splines instead of solid pins to transmit torque between the shafts. The splines provide a more secure connection and better torque transmission compared to solid pins. Splined pin couplings are commonly used in precision motion control applications.
- 5. Taper Pin Coupling: Taper pin couplings use tapered pins that wedge tightly into matching tapered holes in the coupling halves. This design offers excellent torque transmission and alignment capabilities. Taper pin couplings are often used in heavy machinery and power transmission systems.
Each type of pin coupling design has its advantages and limitations, and the selection depends on factors such as the application’s torque requirements, misalignment tolerance, and environmental conditions. It is essential to choose the right type of pin coupling to ensure optimal performance, reliability, and safety in the mechanical system.
editor by CX 2024-02-22