Product Description
Company Profile
Hongxin is IATF16949 ceritficated and professional in designing and manufacturing molds,producing prototype, precision high-pressure aluminum alloy die casting parts,zinc alloy high-pressure die casting parts, precision CNC parts and precision plastic injection parts.
Product Description
| Technical parameters | Aluminum alloy die casting: ADC12/A360/A380/Alsi9cu3/Alsi12Cu1Fe/Alsi12Fe |
| Zinc alloy die casting:ZA3#,ZA5#,ZA8# | |
| Plastic injection: PA6/PA66/ABS/PC/POM/PE | |
| Aluminum alloy profile extrusion: 6061/6063/6082/7075 | |
| CNC machining and Turnning: 6061/6063/5052 | |
| Part Weight: From 10g to 50000g | |
| Manufacture Process | Drawing/Sample→Mold→Die casting→Deburring → Polishing→CNC Machining→Surface Finishing→ Assembly →Quality Inspection→Packaging→Delivery |
| Equipment | Cold chamber die casting machine:180T/280T/350T/500T/800T/1250T |
| Injection machines: 88T/128T/160T/250T/380T/500T | |
| CNC centers, CNC turning, CNC lathes, electrical pulse, line cutting, milling, drilling, grinding | |
| Surface Treatment | Trimming, Deburring,Polishing, Shot blasting, Sandblasting,Tumbling, Powder coating, Anodizing, Chrome, Electrophoresis, Passivation, Chemical coating |
| Software | Pro-e/Solid work/UG/Auto CAD/CATIA |
| Products Application | Automotive, Electric Motor, Light, Motorcycle,Bicycle, Power tool, Telecommunication, Gas Meter, Home Appliance Equipment, Compressors, Flow Meters, Pumps, Valves, Traffic Equipment, etc. |
Our Advantages
- Direct manufacturer, lower cost and quicker feedback
- Specialist in prototyping, help you fast verify your design
- Specialist in low quantity orders (no MOQ requirement for aluminum CNC parts)
- Specialist in one-step production services from designing to assembly
Facility capability
Samples
FAQ
| Q1. Where is your company? |
| A:Our company is located in HangZhou City, ZHangZhoug province, which is known as the hometown of mold |
| Q2. Are you a factory or trading company? |
| A: We are a direct and professional factory and specialized in die casting industry since 2011. |
| Q3.Can your company make by sample? |
| A: Yes, we can make by both the sample and drawing. |
| Q4. What do I need to provide if I want to customize products and get a offer? |
| A: You can send 2D & 3D drawing(.step/.stp/.igs/.dwg is prefer) or samples and detailed requirement to our team. |
| Q5. What’s the process of Customizing product? |
| A: 1. Design of product drawings/samples. 2. Confirm the drawing with the customer. 3. Make the mold. 4. Send sample to customer for approval. 5. Receive confirmation from customer and series production. 6. Quality inspection 7. Packing and shipping. |
| Q6. Can your company make the mold? |
| A: Yes, design mold and make mold and fixture by ourselves. |
| Q7. Your company’s yearly production capacity? |
| A: 200 set of molds, 5 Million die casting parts and aluminum extrusion parts, 1 Million plastic injection parts |
| Q8. What is the minimum order quantity? |
| A:No MOQ for aluminum CNC parts. Low MOQ can be provided to help you test market. |
| Q9. How long is the lead time? |
| A: Depends on the order quantity. 1 week for prototypes,Normally 3-7 weeks for mold, 2-4 weeks for series production parts. |
| Q10. How do you package the products? |
| A: Bubble bag – Carton Box – Wooden pallet. Special packaging method can be accepted. |
| Q11. What is the payment method? |
| A: T/T, WEST UNION, PAYPAL. |
| Q12.How is the quality? |
| A: Strict control before shipment. |
| Q13: What if I got some defective products? |
| A:If you find any defective products, we will exchange good products or refund you immediately. If you have any questions, please feel free to contact us. |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Die Casting Machine Type: | Cold Chamber Die Casting Machine |
|---|---|
| Die Casting Method: | Precision Die Casting |
| Application: | Auto Parts |
| Machining: | CNC Machining |
| Material: | Aluminum Alloy |
| Surface Preparation: | Spray Coating |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How does the design of a V pulley affect its performance?
The design of a V pulley plays a crucial role in determining its performance characteristics. Here’s an explanation of how different design aspects of a V pulley can affect its performance:
1. Groove Profile:
The groove profile of a V pulley is designed to match the shape of the V-belt used in the power transmission system. The angle and depth of the groove directly influence the grip between the pulley and the belt. An appropriate groove profile ensures a secure and efficient power transmission, minimizing belt slippage, and maximizing the transfer of torque.
2. Diameter:
The diameter of a V pulley affects both its speed ratio and torque transmission capacity. A larger pulley diameter results in higher belt speed and lower torque transmission, while a smaller diameter pulley provides lower speed and higher torque. The selection of the pulley diameter depends on the desired speed and torque requirements of the application.
3. Material:
The material used for constructing the V pulley impacts its durability, strength, and resistance to wear and corrosion. Common materials include cast iron, steel, aluminum, and plastic. The choice of material depends on factors such as the application environment, load capacity, and operating conditions. A robust and appropriate material selection ensures the pulley can withstand the demands of the application and maintain its performance over time.
4. Balance and Runout:
A well-balanced V pulley is essential to minimize vibration and ensure smooth operation. Imbalances can lead to increased wear on the pulley, belt, and bearings, reducing the overall efficiency and lifespan of the system. Similarly, excessive runout (eccentricity) in the pulley’s rotational movement can cause belt misalignment and increased friction. Proper design and manufacturing techniques are necessary to achieve optimal balance and runout in V pulleys.
5. Taper and Flange:
In some V pulley designs, a taper or flange is incorporated to improve belt tracking and prevent belt wandering or jumping off the pulley. The taper or flange helps guide the belt and maintain proper alignment, enhancing the overall performance and reliability of the power transmission system.
6. Hub Design:
The hub design of a V pulley determines its attachment method to the shaft. It can feature keyways, set screws, or other mechanisms to securely fasten the pulley in place. The hub design should ensure a tight and reliable connection to prevent pulley slippage and maintain accurate power transmission.
7. Surface Finish:
The surface finish of a V pulley can impact its friction characteristics. A smooth and properly finished surface reduces friction between the pulley and the belt, promoting efficient power transmission and minimizing heat generation. Additionally, surface treatments such as coatings or platings can improve the pulley’s resistance to corrosion and wear.
Each of these design factors contributes to the overall performance of a V pulley in terms of power transmission efficiency, belt grip, durability, and reliability. Manufacturers carefully consider these design aspects to ensure optimal performance and compatibility with specific applications and operating conditions.
How are V pulleys employed in automotive engines and accessories?
V pulleys play a crucial role in automotive engines and accessories by enabling efficient power transmission and driving various engine components. Here’s a detailed explanation of how V pulleys are employed in automotive engines and accessories:
1. Serpentine Belt System:
Modern automotive engines often utilize a serpentine belt system, which consists of a single, continuous belt that drives multiple engine accessories. The V pulley is a key component in this system, as it provides the necessary driving force for the serpentine belt.
2. Crankshaft Pulley:
The crankshaft pulley is one of the primary V pulleys in an automotive engine. It is connected to the crankshaft, which converts the reciprocating motion of the pistons into rotational motion. The crankshaft pulley drives the serpentine belt, which, in turn, drives various engine accessories.
3. Accessories Driven by V Pulleys:
V pulleys are responsible for driving several important engine accessories, including:
- Alternator: The alternator generates electrical power to charge the battery and power the vehicle’s electrical systems.
- Power Steering Pump: The power steering pump provides hydraulic assistance to make steering easier for the driver.
- Air Conditioning Compressor: The air conditioning compressor pressurizes refrigerant to cool the cabin air.
- Water Pump: The water pump circulates coolant throughout the engine to maintain optimal operating temperature.
- Engine Cooling Fan: In some vehicles, the engine cooling fan is driven by a V pulley to regulate the engine temperature.
4. Speed Control and Belt Routing:
V pulleys allow for speed control and belt routing in automotive engines. By using different-sized pulleys, the speed ratio between the crankshaft pulley and the driven accessories can be adjusted. This ensures that the accessories operate at the desired speed for optimal performance.
Additionally, V pulleys and the serpentine belt system allow for efficient belt routing, maximizing the available space in the engine compartment and optimizing the packaging of engine accessories.
5. Tensioning and Belt Alignment:
Proper tensioning and belt alignment are critical for efficient power transmission and preventing belt slippage or premature wear. V pulleys in automotive engines are often accompanied by tensioners and idler pulleys that help maintain the correct tension in the serpentine belt and ensure proper belt alignment.
6. Durability and Maintenance:
V pulleys used in automotive engines are designed to withstand the demanding conditions of engine operation, including high temperatures, vibrations, and continuous rotation. They are typically made of durable materials such as steel or aluminum.
Regular maintenance, including periodic inspection, tension adjustment, and belt replacement, is necessary to ensure the efficient operation of the V pulley system in automotive engines and accessories.
Overall, V pulleys are essential components in automotive engines and accessories, providing reliable power transmission and driving various engine systems. Their design features, combined with the serpentine belt system, contribute to the efficient operation of automotive engines, ensuring optimal performance and functionality of engine accessories.
How do V pulleys differ from other types of pulleys?
V pulleys, also known as V-belt pulleys or sheaves, have distinct characteristics that set them apart from other types of pulleys. Here’s an explanation of how V pulleys differ from other pulleys:
1. Groove Shape:
The most notable difference between V pulleys and other pulleys is the shape of the groove on their outer circumference. V pulleys have a V-shaped groove, which is specifically designed to accommodate V-belts with a trapezoidal cross-section. This groove shape provides a wedging action that enhances the grip between the pulley and the belt, reducing the likelihood of slippage.
2. Friction-Based Power Transmission:
V pulleys utilize a friction-based power transmission system. The V-belt wraps around the V pulley, creating a frictional contact between the belt and the groove. This friction allows for the transfer of rotational motion and torque between the driving source and the driven component. In contrast, other types of pulleys, such as flat pulleys or timing pulleys, may employ different mechanisms, such as flat belts or toothed belts, for power transmission.
3. V-Belt Compatibility:
V pulleys are specifically designed to work in conjunction with V-belts. V-belts are flexible rubber belts with a trapezoidal cross-section that match the V-shaped groove on the pulley. The shape and dimensions of the V-belt are precisely engineered to provide optimal contact and grip on the V pulley. This compatibility between the V pulley and the V-belt ensures efficient power transmission and reduces the risk of slippage.
4. Torque Transmission:
V pulleys are particularly suitable for high torque transmission. The wedging action created by the V-shaped groove and the corresponding shape of the V-belt allows for efficient power transfer even under heavy loads or during sudden changes in speed or direction. The design of V pulleys enables them to transmit higher levels of torque compared to some other types of pulleys.
5. Speed Variation:
Another distinctive feature of V pulleys is the ability to achieve speed variation in power transmission systems. By changing the diameter of the V pulley, different speed ratios can be achieved between the driving source and the driven component. This flexibility in speed control allows for proper matching of operational requirements and efficient power transmission.
6. Damping Effect:
The flexibility of V-belts and the slight elasticity of the rubber material used in V-belts provide a damping effect in V pulley systems. This helps absorb vibrations and shocks in the mechanical system, contributing to smoother operation, reduced noise, and increased component longevity.
7. Common Applications:
V pulleys are commonly used in various applications, including automotive systems, industrial machinery, HVAC systems, and power transmission systems in appliances. They are especially prevalent in systems where high torque transmission, speed variation, and reliable power transmission are required.
By understanding the distinctive features of V pulleys, engineers and designers can select the appropriate pulley type for specific applications, considering factors such as power requirements, torque transmission, speed control, and belt compatibility.
editor by CX
2024-04-25