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. |
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Die Casting Machine Type: | Cold Chamber Die Casting Machine |
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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) | |
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Customization: |
Available
| Customized Request |
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How does the diameter of a pulley affect its mechanical advantage?
The diameter of a pulley plays a significant role in determining its mechanical advantage. Mechanical advantage refers to the ratio of the output force or load to the input force or effort applied to the pulley system. Here’s how the diameter of a pulley affects its mechanical advantage:
1. Larger Diameter: When the diameter of a pulley increases, the mechanical advantage also increases. A larger diameter means that the circumference of the pulley is greater, allowing a longer length of rope or belt to be wrapped around it. As a result, a larger pulley requires less effort force to lift a given load. This is because the load is distributed over a greater length of rope or belt, reducing the force required to overcome the load.
2. Smaller Diameter: Conversely, when the diameter of a pulley decreases, the mechanical advantage decreases. A smaller diameter means that the circumference of the pulley is reduced, resulting in a shorter length of rope or belt wrapped around it. As a result, a smaller pulley requires more effort force to lift a given load. This is because the load is concentrated over a shorter length of rope or belt, requiring a greater force to overcome the load.
It’s important to note that while a larger diameter pulley offers a greater mechanical advantage in terms of reducing the effort force required, it also results in a slower speed of the load being lifted. This is because the longer length of rope or belt requires more input distance to achieve a given output distance. On the other hand, a smaller diameter pulley offers a lower mechanical advantage but allows for a faster speed of the load being lifted.
The mechanical advantage of a pulley system can be calculated using the formula:
Mechanical Advantage = Load / Effort
Where “Load” refers to the weight or force being lifted and “Effort” refers to the force applied to the pulley system. By adjusting the diameter of the pulley, the mechanical advantage can be optimized to suit the specific requirements of the application, balancing the effort force and speed of the load being lifted.
Can pulleys be used for both horizontal and vertical lifting?
Yes, pulleys can be used for both horizontal and vertical lifting. The versatility of pulley systems allows them to be utilized in various lifting applications, regardless of the direction of the load. Here’s how pulleys can be used for horizontal and vertical lifting:
1. Horizontal Lifting: In horizontal lifting scenarios, pulleys can be employed to change the direction of the force applied to the load. By using a combination of fixed and movable pulleys, the force can be redirected to pull the load horizontally. This is commonly seen in applications such as manual hoists or block and tackle systems used in construction, where heavy objects need to be moved horizontally across distances.
2. Vertical Lifting: Pulleys are widely used in vertical lifting applications, such as cranes, elevators, and lifting systems. In these setups, the pulleys are typically arranged in such a way that the load can be lifted vertically. By using multiple pulleys and ropes or cables, mechanical advantage can be achieved, making lifting heavier loads easier. The pulleys distribute the load’s weight across multiple lines, reducing the effort required to lift the load.
It’s worth noting that the number and arrangement of pulleys can vary depending on the specific lifting requirements. For example, a single fixed pulley can change the direction of the force but does not provide any mechanical advantage. On the other hand, systems with multiple pulleys, such as compound pulley systems or block and tackle setups, can provide significant mechanical advantage, making lifting heavier loads more manageable.
Whether it is horizontal or vertical lifting, the principles of pulley mechanics remain the same. Pulleys allow for force redirection, mechanical advantage, and load distribution, making lifting tasks more efficient and manageable. The specific configuration and setup of the pulley system will depend on the lifting requirements and the desired level of mechanical advantage.
What safety precautions should be observed when using pulleys?
When using pulleys, it is important to observe several safety precautions to ensure the well-being of individuals involved and prevent accidents. Here are some key safety precautions that should be followed:
1. Proper Training: Individuals who operate or work around pulley systems should receive proper training on their usage, including understanding the equipment, safety procedures, and potential hazards. Training should cover topics such as load limits, proper lifting techniques, and the importance of following safety guidelines.
2. Inspections and Maintenance: Regular inspections and maintenance of pulleys are crucial for identifying any signs of wear, damage, or malfunction. Inspect pulleys for cracks, deformation, excessive wear, or any other issues that may compromise their integrity. Replace damaged or worn-out pulleys immediately to prevent accidents.
3. Load Capacity: Ensure that the load being lifted or moved does not exceed the rated load capacity of the pulley system. Exceeding the load capacity can lead to overloading, which may result in equipment failure, accidents, or injuries. Refer to the manufacturer’s guidelines or load capacity charts for proper load calculations.
4. Secure Attachment: Ensure that pulleys are securely attached to their mounting points or support structures. Loose or improperly secured pulleys can cause the load to shift or fall, posing significant safety risks. Use appropriate hardware, such as bolts or clamps, and follow manufacturer recommendations for proper attachment methods.
5. Personal Protective Equipment (PPE): Individuals involved in pulley operations should wear the necessary PPE, depending on the specific hazards present. This may include safety helmets, gloves, safety glasses, and appropriate footwear. PPE helps protect against potential injuries from falling objects, impacts, or contact with moving parts.
6. Clear Work Area: Maintain a clear work area around the pulley system. Remove any obstructions, debris, or tripping hazards that could impede safe operation or cause accidents. Adequate space should be provided for safe movement and positioning of individuals involved in the operation.
7. Communication and Signaling: Establish clear communication and signaling protocols when working with pulleys. Use standardized hand signals or communication devices to ensure effective communication between operators, spotters, and other personnel involved. This helps coordinate movements, avoid misunderstandings, and prevent accidents.
8. Emergency Stop Procedures: Familiarize yourself with the emergency stop procedures for the pulley system. Ensure that all individuals involved are aware of how to quickly and safely stop the operation in case of an emergency or unexpected event. Clearly mark emergency stop buttons or switches and ensure they are easily accessible.
9. Lockout/Tagout: If performing maintenance, repairs, or adjustments on the pulley system, follow proper lockout/tagout procedures to isolate energy sources and prevent accidental startup. Lockout/tagout procedures help protect against unexpected movements or releases of stored energy.
10. Risk Assessment: Conduct a thorough risk assessment before using pulleys. Identify potential hazards, evaluate associated risks, and implement appropriate control measures to mitigate those risks. Regularly review and update risk assessments as necessary.
It is essential to consult relevant industry standards, guidelines, and local regulations specific to your application or jurisdiction to ensure compliance with safety requirements when using pulleys.
editor by CX
2024-04-19