ШКИВ НЕСКОЛЬКИХ РАЗМЕРОВ С КАНАВКАМИ ГУСЕНИЦА ПРИВОДНАЯ ШЕСТЕРНЯ КЛИНОВЫЙ РЕМЕНЬ 3D Модель

Описание

High-quality 3D assets at affordable prices — trusted by designers, engineers, and creators worldwide. Made with care to be versatile, accessible, and ready for your pipeline.

Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users

Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• • - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing

Buy with confidence. Quality and compatibility guaranteed.
If you have any questions about the file formats, feel free to send us a message — we're happy to assist you!

Sincerely,
SURF3D
Trusted source for professional and affordable 3D models.

More Information About 3D Model :
**MULTIPLE SIZE GROOVED PULLEY SHEAVE TRACK WHEEL DRIVE GEAR VBELT**

A grooved pulley, frequently designated as a sheave or track wheel when employed for guidance, is a pivotal mechanical component utilized extensively in rotational power transmission systems, most notably when paired with V-belts. This assembly serves to transfer torque and rotational motion between shafts, often adjusting angular velocity through predefined kinematic ratios. The designation "Multiple Size" highlights the inherent flexibility of these systems, where sheaves of various diameters are employed to achieve specific speed reduction or multiplication requirements.

### Nomenclature and Structure

**Pulley/Sheave:** While "pulley" is the general term for a wheel used to support or transmit power via a belt, "sheave" is often used specifically in rigging, lifting systems, or for components with specialized groove profiles.

**Grooved Profile (V-Belt):** The defining characteristic is the geometric depression machined into the rim. In the context of "V-Belt" transmission, the groove is trapezoidal, matching the cross-section of the belt. This geometry is critical: as the V-belt is tensioned, it wedges into the groove, increasing the normal force and consequently enhancing the frictional grip. This wedging action significantly reduces the risk of slippage compared to flat belt drives, enabling high torque transmission efficiency.

**Multiple Size:** The size of a pulley is typically quantified by its pitch diameter (the effective diameter at which the belt transmits force). Employing multiple sizes allows for the manipulation of the velocity ratio ($VR$):
$$VR = \frac{\omega_{driven}}{\omega_{driver}} = \frac{D_{driver}}{D_{driven}}$$
where $\omega$ is the angular velocity and $D$ is the pitch diameter. Systems utilizing multiple-size pulleys are crucial for machinery requiring variable output speeds or specific torque multiplication.

**Track Wheel:** This term is typically applied when the primary function shifts from pure power transmission to guidance or alignment. A track wheel or guide sheave directs a cable, rope, or belt along a defined path, ensuring lateral stability and preventing misalignment, particularly prevalent in conveyor systems or linear motion applications.

### Integration with Drive Gear Systems

The inclusion of "Drive Gear" in the description refers to the role of the V-belt assembly within a broader power train. While V-belt drives operate primarily through friction and are classified as flexible drives, they often constitute the initial stage of a complex transmission. The input shaft utilizes a driving sheave to transfer power to the driven sheave, which may, in turn, be coupled directly to a gear reduction box (a mechanical assembly of meshing gears) to achieve further reduction in speed and amplification of torque. Therefore, the V-belt assembly functions as a critical, non-slip primary drive mechanism feeding a subsequent geared transmission system.

### Materials and Manufacturing

Grooved pulleys and sheaves are typically manufactured from materials that offer high strength, durability, and wear resistance. Common materials include:
1. **Cast Iron (ASTM A48 Class 30/40):** Economical, good damping characteristics, and robust for medium-duty applications.
2. **Steel (Carbon Steel Alloys):** Used for higher strength requirements and precision applications.
3. **Aluminum Alloys:** Employed where weight reduction and high rotational speeds are priorities, often involving precision machining or die casting.

Manufacturing processes involve casting, forging, and precise machining (lathes and specialized groove cutters) to ensure concentricity, balance, and adherence to specific V-belt standards (e.g., classical A, B, C sections or narrower banded sections). Balancing is essential, especially for high-speed applications, to minimize vibration and dynamic loads on shafts and bearings.

### Applications

Multiple size grooved pulley and V-belt systems are ubiquitous in industry due to their reliability, simplicity, dampening capacity, and efficiency (typically 95–98%). They are widely used in:
* HVAC systems (fans, blowers)
* Machine tools (lathes, mills)
* Compressors and pumps
* Agricultural machinery
* Conveyor drives and industrial automation

KEYWORDS: Power Transmission, V-Belt Drive, Sheave, Pulley, Track Wheel, Grooved Profile, Velocity Ratio, Kinematics, Torque Transfer, Friction Drive, Drive Gear, Angular Velocity, Pitch Diameter, Shaft Load, Mechanical Advantage, Guide Sheave, Precision Machining, Cast Iron, Belt Tension, Trapezoidal Groove, High Speed Application, Power Train, Drive System, Efficiency, Wear Resistance, Concentricity, Dynamic Balancing, Bearings, Flexibility.