| Certification: | CE, ISO |
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| Pulley Sizes: | Type B |
| Manufacturing Process: | Casting |
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Two-groove sheaves, also known as double-groove sheaves or dual-groove sheaves, are pulleys with two separate grooves on their circumference. These sheaves are designed to accommodate two separate belts or ropes in a single pulley, allowing for the transmission of power or tension between two parallel shafts. Here's an overview of two-groove sheaves:
Design and Construction: Two-groove sheaves have a cylindrical or disc-like shape with two separate grooves machined into their outer surface. The grooves are typically parallel to each other and evenly spaced apart. The sheaves are usually made of materials such as cast iron, steel, or aluminum, depending on the application and load requirements.
Groove Types: The grooves on two-groove sheaves can have different profiles depending on the type of belts or ropes they are designed to accommodate. Common groove profiles include V-shaped grooves for V-belts, U-shaped grooves for round ropes or cables, or flat grooves for flat belts. The groove types should match the corresponding belts or ropes for proper engagement and power transmission.
Belt/Rope Alignment: Two-groove sheaves require careful alignment of the belts or ropes to ensure efficient power transmission. The belts or ropes should be properly tensioned and aligned with their respective grooves to minimize slippage and maximize contact area between the sheave and the belts or ropes. Proper alignment is crucial for optimal performance and to prevent premature wear.
Load Capacity: The load capacity of a two-groove sheave depends on its size, material strength, and construction. Each groove of the sheave has a specified load capacity, and the combined load capacity of the sheave should be considered when selecting the appropriate sheave for the application. It is important to ensure that the sheave can handle the anticipated loads from the belts or ropes.
Power Transmission: Two-groove sheaves are used in applications where power or tension needs to be transferred between two parallel shafts. The belts or ropes wrap around the respective grooves of the sheave, and as the sheave rotates, it transfers rotational motion or tension from one shaft to the other. This enables the synchronization of two shafts or the transmission of power between them.
Maintenance: Regular maintenance of two-groove sheaves is important for their proper functioning and longevity. This includes periodic inspection for wear, proper tensioning of the belts or ropes, and occasional cleaning to remove dirt or debris that can affect the grip between the sheave and the belts or ropes. Any worn-out or damaged sheaves should be replaced promptly.
V belt pulley specifications
·
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 pulleys
c) Flat belt pulleys and conveyor belt pulleys
· American standard:
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 sheaves: poly V-pulley, multi-pitch H, L, J, K and M
· Bore: pilot bore, finish bore, taper bore, bore for QD bushing
- Parts can be made according to drawings and/or samples
· we can offer the rang size diameter 62MM~2000MM
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