Product Description
Customized High Quality Forged Steel Conveyor Pulley Suit for Hot Rolling Mill Machine
Product Description
CHINAMFG provides one-stop solution service for your metallurgical equipment spare parts, currently we produce rolling mill rolls, guide, blades, gears, sprocket wheels, worm, worm gears, flange processing parts, welding processing parts and etc.
Rolls do the most important work in a rolling mill. They constitute a very important component of the running cost of the rolling mill. Hence, it is necessary that optimum performance is obtained from the rolls. Rolls come in a wide variety of sizes, the smallest roll weighs only a few kilograms, the heaviest around 250 tons a piece, and the variety of grades used is also wide, from ductile iron (spheroidal graphite iron) to tungsten carbide, covering all kinds of tool steels and special steels, used only for rolls. Roll properties include blend of hardness and strength as well as resistance to thermal cracking, shock loading, and wear.
| Product Name | Conveyor Pulley |
| Size | Customized |
| Color | Customized |
| Technology | Forging |
| Surface Treament | Paint Spraying, Grind Machining, Heat Treatment |
| Material | Alloy steel, Carbon steel, Carburizing steel, Quenched and Tempered steel |
| Inspection | Chemical Composition Test, Ultrasonic Test, Penetration Test, Radiographic Test, Magnetic Test, Tensile Strength Test, Impact Test, Hardness Test, Dimension Test |
| Payment | L/C, Western Union, D/P, D/A, T/T, MoneyGram |
| Lead Time | 4 weeks |
Chemical Component
| C | Si | Mn | Cr | Ni | Mo | HS | Mpa |
| 0.50-0.60 | ≤0.40 | 0.50-0.80 | 0.50-0.80 | 1.40-1.80 | 0.15-0.30 | 55-58 | ≥1200 |
| 0.40-0.47 | 0.40-0.70 | 0.40-0.60 | 1.50-2.00 | 0.80-1.20 | 0.80-1.20 | 54-56 | ≥1200 |
| 0.32-0.42 | 0.80-1.20 | ≤0.40 | 4.50-5.50 | 1.60-2.40 | 2.00 | ||
| 0.35-0.45 | 0.80-1.20 | 0.25-0.70 | 3.00-3.75 |
Company Profile
HangZhou CHINAMFG Heavy Industry Technology Development Co., Ltd. is a leading enterprise in the wear-resistant casting of large engineering machinery and the forging of large equipment parts located in the New Material Industrial Park, Xihu (West Lake) Dis. High-Tech Zone, HangZhou City, the company covers an area of 90 Square kilometer and currently has more than 300 employees. The company is equipped with lost molding production line and lost casting production line imported from FATA Company in Italy, Inductotherm Vacuum Degassing Furnace(USA), Foseco Casting Technology(U.K), SPECTRO Spectrometer (Germany), the currently most advanced ZZ418A vertical parting flaskless shoot squeeze molding machine Disa production line, horizontal molding line and self-control lost casting production line in China, the most advanced sand treatment system in China. With 3 gas trolley heat treatment CHINAMFG and pusher-type CHINAMFG full-automatic heat treatment production lines, the company can annually produce 30,000 tons of various wear-resisting castings and metallurgical equipment forging parts.
Manufacturing Technique
Packing and Shipping
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided. After goods well packaged, we need only 1 day ship goods to ZheJiang port, which means that most of the spare parts you bought from Hyton, it will get your port within 45 days all around the world if shipment by sea.
Our Advantages
1)Your inquiry related to our product & price will be rapidly.
2) Well trained & experienced staff are to answer all your inquiries in English of course.
3) Your business relationship with us will be confidential to any third party.
4) One stop purchase service: extensive rang of products for qualified offering.
5) We response to client’s inquiry within 12 hours.
FAQ
1.Q: What kind of products do you make?
A: We specialize in metallurgical equipment casting and forging parts, such as forging rolls, guide, blades, gears, sprocket wheels, worm, worm gears, flange processing parts, welding processing parts and etc.
2.Q: What kind of material do you offer?
A: High manganese steel, high chrome iron, alloy steel, low carbon steel, medium carbon steel, Stainless Steel and etc.
3.Q: What is your time of delivery?
A: Our lead time is generally 2-4 weeks for casting parts and shipping time is about 2-4 weeks.
4.Q: How to test your quality?
A: We will show you material inspection and measurement inspection after fininsh the goods, at the same time, we will give you the life time guarantee letter after shipping the goods. The best suggestion to all the customer who may interest our product-Test 2 set first, all the good business relationship all from test and trust.
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| Material: | Steel |
|---|---|
| Application: | Chemical Industry, Mining Transport |
| Structure: | Ordinary Roller |
| Bearing Type: | Double Sealed Bearing |
| Type: | Parallel Conveyor Idler |
| Transport Package: | Standard Packing |
How do multiple pulleys in a block and tackle system work together?
In a block and tackle system, multiple pulleys are used in combination to create a mechanical advantage, allowing for easier lifting of heavy loads. The pulleys in a block and tackle system work together in the following manner:
1. Load Distribution: The weight of the load to be lifted is distributed over multiple strands of rope or cable that pass through the pulleys. This distribution of weight helps in reducing the force required to lift the load.
2. Mechanical Advantage: The mechanical advantage in a block and tackle system is achieved by increasing the number of rope segments that support the load. Each additional pulley increases the number of rope segments, which in turn reduces the amount of force needed to lift the load. The mechanical advantage is equal to the number of segments of rope supporting the load.
3. Tension Distribution: As the load is lifted, the tension in the rope or cable changes. In a block and tackle system, the tension is distributed among the various segments of rope or cable connected to the pulleys. This distribution of tension ensures that the load is lifted evenly and prevents excessive stress on any single rope segment.
4. Rope Arrangement: The pulleys in a block and tackle system are arranged in two sets: the fixed pulleys and the movable pulleys. The fixed pulleys are attached to a fixed point, such as a beam or a ceiling, and do not move. The movable pulleys are attached to the load being lifted and can move freely. The arrangement of the pulleys determines the mechanical advantage and the direction of force required to lift the load.
By combining these principles, multiple pulleys in a block and tackle system allow for the effective lifting of heavy loads with reduced effort. The mechanical advantage provided by the pulleys makes it possible to lift loads that would otherwise be too heavy to lift manually. Block and tackle systems are commonly used in various applications, including construction, rigging, sailing, and theatrical setups.
How are pulleys used in manufacturing processes and assembly lines?
Pulleys play a crucial role in manufacturing processes and assembly lines, facilitating the movement of materials, components, and products. They are utilized in various ways to enhance efficiency, increase productivity, and streamline production. Here’s how pulleys are commonly used in manufacturing processes and assembly lines:
1. Conveyor Systems:
Pulleys are extensively employed in conveyor systems, which are integral to manufacturing and assembly lines. Conveyor belts or chains run over pulleys at different points along the line, transporting materials or products from one workstation to another. The pulleys help guide and support the conveyor belts or chains, ensuring smooth and controlled movement. By utilizing pulleys of different sizes or configurations, conveyor systems can be designed to accommodate various layouts, inclines, or speed requirements.
2. Material Handling:
Pulleys are used to facilitate the lifting, lowering, and movement of materials in manufacturing processes. Cranes, hoists, and lifting equipment often incorporate pulley systems to provide mechanical advantage and precise control over heavy loads. The pulleys, along with ropes, cables, or chains, allow operators to lift and position materials with minimal effort and improved safety.
3. Assembly Line Automation:
In automated manufacturing and assembly lines, pulleys are utilized in robotic systems to control the movement of robotic arms. The pulleys are incorporated into the mechanism that guides the cables or belts connected to the robotic arms. By adjusting the position and tension of the pulleys, precise and coordinated movements can be achieved, enabling efficient assembly processes.
4. Tensioning and Alignment:
Pulleys are crucial for maintaining proper tension and alignment in manufacturing processes. Tensioning pulleys are used to apply the appropriate tension to belts or chains, ensuring optimal power transmission and preventing slack or slipping. Alignment pulleys are employed to align belts or chains, minimizing wear, reducing vibrations, and prolonging the life of the components.
5. Power Transmission:
Pulleys are central to power transmission in manufacturing processes and assembly lines. They are used in conjunction with belts, chains, or gears to transfer rotational motion and power from one component to another. By selecting pulleys of different sizes or ratios, the speed and torque can be adjusted to suit specific production requirements.
6. Tool and Machine Positioning:
In manufacturing processes, pulleys are often integrated into tool positioning systems or adjustable machine setups. By using pulleys and cables, tools or machine components can be easily repositioned, allowing for quick changeovers or adjustments to accommodate different workpieces or production tasks.
Overall, pulleys are indispensable in manufacturing processes and assembly lines, enabling efficient material handling, precise movement control, proper tensioning and alignment, power transmission, and flexible tool positioning. Their use contributes to increased productivity, improved workflow, and enhanced automation in the manufacturing industry.
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
2024-04-03
