钢制万向脚轮脚轮双轮轮胎滚轮重型轮辋 3D 模型

描述

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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

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More Information About 3D Model :
**STEEL SWIVEL CASTER CASTOR DUAL WHEEL TIRE ROLLER HEAVY DUTY RIM**

A steel swivel caster, also commonly termed a castor, is a highly specialized, non-driven mobility component engineered for the translational movement and directional control of exceptionally heavy equipment and industrial infrastructure. This specific configuration is characterized by its robust material composition, utilizing high-tensile structural steel for all major components, including the mounting plate, fork assembly, and often the wheel rim. This material choice is fundamental to achieving the "heavy duty" classification, signifying a load capacity significantly greater than standard or medium-duty casters, typically designed for static and dynamic loads exceeding 1,000 pounds (approximately 450 kilograms) per unit.

### Design and Mechanics

The term "swivel" denotes the inclusion of a bearing system that permits the entire wheel assembly to rotate 360 degrees around a vertical axis relative to the object it supports. This essential mechanism, typically implemented via precision ball bearings, roller bearings, or kingpin-less raceways, grants omnidirectional maneuverability crucial for navigating confined industrial environments.

The defining feature of this caster is the **dual wheel** configuration, wherein two parallel wheels are mounted within a single caster fork. This design offers several significant advantages over a single-wheel assembly under high stress:
1. **Enhanced Load Distribution:** The weight is distributed across two separate wheel treads, reducing the pressure applied to the floor surface and mitigating potential floor damage.
2. **Increased Stability:** The wider footprint improves lateral stability, particularly when the loaded object is subjected to rotational or side impact forces.
3. **Reduced Rolling Resistance:** In certain load ranges, dual wheels can exhibit lower overall rolling resistance on smooth floors, improving ergonomic efficiency during manual movement.

### Component Structure

The assembly integrates several critical components:

**1. Steel Fork and Swivel Head:** Manufactured from thick, often powder-coated or galvanized steel plate, the fork houses the dual wheel components. The swivel head secures the fork to the mounting plate, utilizing hardened steel raceways to facilitate smooth rotation under maximum static load.

**2. Wheel, Rim, and Tire/Roller:** The integrity of the load-bearing capacity relies on the structure of the wheel assembly. The internal **rim** is typically constructed of solid cast iron or stamped steel. This rim provides the foundational strength and structural rigidity, ensuring the wheel maintains its shape under extreme vertical pressure. The rim supports the outer **tire** or **roller**—the element that contacts the floor surface. While the main caster components are steel, the tread material itself is highly variable, utilizing materials such as solid elastic rubber, polyurethane, or phenolic resin, chosen based on criteria including floor protection, noise abatement, shock absorption, and chemical resistance.

**3. Axle and Bearings:** Heavy-duty axles are necessary to support the high shear stress associated with parallel wheels. Precision bearings (often tapered roller or sealed precision ball bearings) are integrated within the wheel hub to minimize friction and allow for continuous, high-speed movement under load.

### Applications

Steel swivel casters with a heavy-duty dual wheel configuration are indispensable in rigorous operational environments, including:
* Automotive and aerospace assembly lines.
* Material handling equipment (e.g., heavy dollies, bulk storage carts, towline trailers).
* Rigging and temporary support for large machinery.
* Logistics and warehouse environments requiring the movement of consolidated cargo.

The combination of steel construction, dual-wheel efficiency, and the mobility offered by the swivel mechanism establishes this device as a high-performance solution for severe-duty mobilization challenges.

KEYWORDS: Industrial, Material Handling, Mobility, Load Bearing, Steel, Swivel Caster, Dual Wheel, Heavy Duty, Caster, Castor, Roller, Rim, Tread, Polyurethane, Ball Bearing, Fork Assembly, Mounting Plate, Static Load, Dynamic Load, 360 Degree Rotation, Equipment Moving, Durability, Commercial, Factory, Assembly Line, Logistics, Resilience, Transport, Shock Absorption, Engineering.