Product Description
Cast Iron Aluminum V Belt Wheel Pulley Bearing Steel V Groove Wheels 2 Sheave Pulley
Product Description
V belt pulley specification:
1) European standards :
a) V-belt pulley for taper bushing: SPZ, SPA, SPB, SPC; up to 10 grooves
b) Adjustable speed V-belt pulleys and variable speed pulley
c) Flat belt pulleys and conveyor belt pulleys
2) American standards:
a) Sheaves for taper bushing: 3V, 5V, 8V
b) Sheaves for QD bushings: 3V, 5V, 8V
c) Sheaves for split taper bushing: 3V, 5V, 8V
d) Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK
e) Adjustable sheave: poly V-pulley, multi-pitch H, L, J, K and M
3) Bore: pilot bore, finish bore, taper bore, bore for QD bushing
1. Material:
Cast ductile iron: QT400-18, QT450-12, QT500-7, QT600-3, QT700-2
Grey iron: HT150, HT200, HT250, HT300
Other Materials: Steel, Stainless Steel, Bronze, Brass and Aluminum;
2. Process:
Sand casting, Investment casting, permanent mould casting and die casting;
3. Application:
Mining machinery, Crane;
4. OEM design/service:
Our company can supply various pulleys (OEM) according to the customers’ drawings and requirements. Please offer us your enquiry
with detailed drawings, specifications, unit weight, quality requirements and pictures. We will supply you not only the products
with good quality but also competitive price.
5.Machining Shop
With our powerful precision CNC machining equipments such as lathes, milling machines and drilling press, we can easily operate Turning, Drilling and Milling. Furthermore, we are able to run other operations like cutting, grinding, bending, shaping, plHangZhou and sawing.
Use:
Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,
electric power, telecommunictions, textiles, and transportation departments.
Such as:
1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.
2. Pum:Water pump, oil pump, slush pump, etc.
3. Fan: Draft fan, fanner, boil fan, etc.
4. Excator:bucket excavator bucket, wheel excavators .
5. Crane:Tower crane, gantry crande, bridge crane.
6. Others:Various elevators, coal plough, ball mill, crusher, recreation machine.
7. Blender equipment, centrifuger, washer, leather-making machine, machine for recreation park mixer wire drawing machine.Extruder, dregs crusher of boiler.
8. Plastic feeder, rubber smelling machine, etc.
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General Products Application/Service Area |
Metal Parts Solution for Vehicle, Agriculture machine, Construction Machine, transportation equipment, Valve and Pump system. E.g. |
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Applicable Material |
iron or stainless steel or aluminum etc., or as customer request. |
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Casting Blank Weight |
Range from 0.01kg-1000kg |
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Applicable Machining Process |
CNC Machining/ Lathing/ Milling/ Turning/ Boring/ Drilling/ Tapping/ Broaching/ Reaming /Grinding/Honing and etc. |
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Machining Tolerance |
From 0.005mm-0.01mm-0.1mm |
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Machined Surface Quality |
Ra 0.8-Ra3.2, according to customer requirement |
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Applicable Heat Treatment |
Normalization , annealing, quenching and tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching. |
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Applicable Finish Surface Treatment |
Shot/sand blast, polishing, Surface passivation, Primer Painting , Powder coating, ED- Coating, Chromate Plating, zinc-plate, |
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MOQ per batch |
For Pulley: 1pc available for sample test |
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Lead Time |
about 50 days of Pulley |
1. Q: Why choose CHINAMFG product?
A: We CHINAMFG have our own plant– HangZhou CHINAMFG machinery Co.,Ltd, therefore,
we can surely promise the quality of every product and provide you comparable price.
2. Q: Do you provide OEM Service?
A: Yes, we provide OEM Service.
3. Q: Do you provide customized investment casting parts?
A: Yes. Customers give us drawings and specifications, and we will manufacture
accordingly.
4. Q: What is your payment term?
A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc..
If there’s anything I can help, please feel free to contact with me. /* 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(/(.*?):(.*)$/))&&1
| Certification: | CE, ISO, ISO9001:2015 |
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| Pulley Sizes: | Type A |
| Manufacturing Process: | Casting |
| Samples: |
US$ 4/Piece
1 Piece(Min.Order) | Order Sample as custom required
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How are sheave pulleys used in the operation of cranes and hoists?
Sheave pulleys play a vital role in the operation of cranes and hoists, enabling the lifting and movement of heavy loads. Here is a detailed explanation of how sheave pulleys are used in the operation of cranes and hoists:
In cranes and hoists, sheave pulleys are typically incorporated into the lifting mechanism, often in combination with cables or ropes. The integration of sheave pulleys involves the following steps:
1. Lifting Mechanism Design: The lifting mechanism of a crane or hoist is designed based on the specific requirements of the lifting operation. Factors such as load capacity, lifting height, and application type are taken into consideration.
2. Wire Rope Selection: The appropriate wire rope or cable is selected based on the load capacity and other relevant factors. The wire rope is chosen to have suitable properties such as strength, flexibility, and resistance to wear or corrosion.
3. Sheave Pulley Configuration: Sheave pulleys are configured and positioned within the lifting mechanism to guide and support the wire rope. The pulleys are mounted on a framework or structure that allows them to rotate freely.
4. Multiple Pulley Systems: Cranes and hoists often utilize multiple sheave pulleys arranged in various configurations to achieve mechanical advantage and increase lifting capacity. These configurations include single sheave, double sheave, and multiple sheave arrangements.
5. Wire Rope Routing: The wire rope is threaded through the grooves of the sheave pulleys, creating a continuous loop. The pulleys guide the wire rope along the intended path, ensuring proper alignment and minimizing friction.
6. Drive Mechanism: A drive mechanism, such as an electric motor or hydraulic system, provides the power necessary to rotate the sheave pulleys. The rotation of the pulleys causes the wire rope to move, lifting or lowering the load.
7. Lifting and Lowering: When the crane or hoist is operated, the sheave pulleys rotate, causing the wire rope to move. As the wire rope is wound or unwound from the pulleys, the load is lifted or lowered accordingly. The mechanical advantage provided by the multiple pulley systems allows for efficient lifting and precise control.
8. Load Control and Safety: Cranes and hoists incorporate various control mechanisms, such as brakes and limit switches, to ensure safe and controlled lifting operations. These mechanisms work in conjunction with the sheave pulleys and other components to prevent overloading, uncontrolled descent, or other hazardous situations.
Regular maintenance and inspection of the sheave pulleys, wire rope, and other lifting components are essential to ensure the continued safe and reliable operation of cranes and hoists. This includes lubrication of the pulleys, checking for signs of wear or damage, and making necessary adjustments or replacements to maintain optimal functionality.
Can sheave pulleys be customized for specific machinery and equipment?
Yes, sheave pulleys can be customized to meet the specific requirements of different machinery and equipment. Here is a detailed explanation of the customization possibilities for sheave pulleys:
1. Size and Diameter: Sheave pulleys can be customized in terms of their size and diameter to match the space constraints and load-bearing capacity of the machinery or equipment. The diameter of the pulley can be adjusted to achieve the desired mechanical advantage or speed and torque ratio. Custom sizing ensures optimal performance and compatibility with the specific application.
2. Groove Configuration: The groove configuration of sheave pulleys can be customized to accommodate different types and sizes of cables, ropes, belts, or chains. The number, width, and depth of the grooves can be tailored to ensure proper engagement and effective power transmission. This customization allows for efficient load-bearing and cable routing specific to the machinery or equipment.
3. Material Selection: Sheave pulleys can be customized by selecting the appropriate material based on the specific application requirements. Different materials, such as steel, cast iron, aluminum, or various polymers, offer varying strengths, durability, and resistance to environmental factors. The material can be chosen to withstand the operating conditions, including temperature, moisture, corrosion, or chemical exposure, ensuring optimal performance and longevity.
4. Bearing Arrangement: The bearing arrangement of sheave pulleys can be customized to suit the specific machinery or equipment. Different bearing types, such as ball bearings or roller bearings, can be selected based on the load capacity and rotational speed requirements. The design can also incorporate provisions for easy maintenance and replacement of bearings, enhancing the overall functionality of the machinery or equipment.
5. Attachment Options: Sheave pulleys can be customized with various attachment options to facilitate their installation and integration into specific machinery or equipment. These options may include keyways, set screws, bushings, or flanges. Customized attachments ensure secure and precise mounting, enabling the sheave pulley to function effectively within the system.
6. Coatings and Finishes: Sheave pulleys can be customized with specific coatings or finishes to enhance their performance and durability. For example, pulleys can be coated with materials like zinc or chrome to improve corrosion resistance. Additionally, specialized coatings such as non-stick coatings or high-friction coatings can be applied to optimize the interaction between the pulley and the cables, ropes, belts, or chains.
7. Special Features: Depending on the requirements of the machinery or equipment, sheave pulleys can be customized with special features. These features may include noise-reducing properties, vibration dampening, static dissipation, or specific load-limiting mechanisms. Customization allows for the integration of these features, enhancing the overall performance and safety of the machinery or equipment.
Overall, sheave pulleys can be customized to meet the specific needs of different machinery and equipment. Customization options include size and diameter adjustments, groove configuration, material selection, bearing arrangement, attachment options, coatings and finishes, as well as the incorporation of special features. This customization ensures that the sheave pulleys are tailored to the unique requirements of the machinery or equipment, optimizing their performance, efficiency, and reliability.
What are the primary components and design features of a sheave pulley?
A sheave pulley consists of several primary components and design features that are essential to its functionality. Here is a detailed explanation of the primary components and design features of a sheave pulley:
1. Wheel or Disk: The main body of a sheave pulley is typically a wheel or disk-shaped component. It is usually circular in shape, with a central axle or hub. The wheel or disk provides the structural support and rotational motion required for the pulley to function.
2. Grooves: Sheave pulleys feature one or more grooves on their outer circumference. The grooves are specifically designed to accommodate belts, ropes, or cables. The number and configuration of the grooves depend on the intended application and the type of belt or rope that will be used with the pulley. The grooves ensure proper alignment and grip, preventing slippage and enabling efficient power transmission or lifting operations.
3. Axle or Hub: The axle or hub is the central component of the sheave pulley. It provides the rotational axis around which the wheel or disk rotates. The axle or hub is typically mounted on a shaft or bearing, allowing the pulley to rotate freely.
4. Bearings: In some sheave pulleys, bearings are incorporated into the design to reduce friction and enable smooth rotation. The bearings are usually located within the axle or hub, allowing the pulley to rotate with minimal resistance. The use of bearings enhances the efficiency and durability of the sheave pulley.
5. Material: Sheave pulleys are commonly made from various materials, depending on the specific application and operating conditions. Common materials used for sheave pulleys include metals such as steel or cast iron, as well as synthetic materials like nylon or high-density polyethylene (HDPE). The choice of material depends on factors such as load capacity, environmental conditions, and desired durability.
6. Size and Configuration: Sheave pulleys come in various sizes and configurations to accommodate different system requirements. The size of the pulley is determined by factors such as the load capacity, belt or rope thickness, and the desired speed of rotation. Additionally, the configuration of the pulley, including the number and arrangement of grooves, can vary depending on the specific application and the type of belt or rope used.
7. Mounting: Sheave pulleys are typically mounted on a shaft or bearing housing to ensure proper alignment and stability. The mounting mechanism may involve set screws, keyways, or other fastening methods to secure the pulley in place. Proper mounting is crucial to ensure smooth rotation and prevent any misalignment or wobbling that could affect the performance of the pulley.
In summary, the primary components and design features of a sheave pulley include the wheel or disk, grooves for accommodating belts, ropes, or cables, the axle or hub for rotational motion, bearings for reducing friction, the choice of material for durability, size and configuration variations, and the mounting mechanism for proper alignment. These components and design features work together to enable efficient power transmission and lifting operations in various mechanical systems.
editor by CX
2024-05-07
