GRAPPLE TRUCK WOOD LOG TREE LOADER CRANE LIFT GRABBER PICKUP CAR

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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)

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•    - 3DS (.3ds) – Legacy format with broad software support

•    - 3ds Max (.max) – Provided for 3ds Max users

•    - Blender (.blend) – Provided for Blender users

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•    - 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 :

## Grapple Truck (Logging and Forestry)

A **grapple truck**, particularly in the context of logging, forestry, tree removal, and related industries, is a specialized type of commercial motor vehicle equipped with a hydraulic crane that is fitted with a grapple attachment. This configuration is primarily designed for the efficient self-loading, unloading, and transfer of bulk materials such as logs, cut timber, brush, biomass, and other forestry or waste wood products.

The fundamental components of a logging or forestry grapple truck include:

1.  **Truck Chassis:** This serves as the mobile platform for the entire system. While definitions can vary, the "truck" component is typically a heavy-duty chassis built to withstand the weight of the crane, grapple, and the loaded material. The cargo area is often a flatbed, stake-side, or specialized log bunk body. Although the term "pickup" is sometimes informally used to describe lighter trucks, a *grapple truck* in this heavy-duty material handling context is distinct from a standard passenger car or light-duty pickup truck. The chassis provides locomotion and stability.

2.  **Hydraulic Crane:** Mounted on the truck chassis, usually directly behind the cab or at the rear of the frame. This is a robust lifting device powered by a hydraulic system, typically driven by the truck's engine (via a power take-off, or PTO) or a dedicated auxiliary engine. Modern logging cranes are often articulated (knuckleboom) for improved reach and maneuverability in confined spaces, allowing the operator to position the grapple with precision. The crane provides the necessary vertical lift and horizontal reach to access, load, and unload materials.

3.  **Grapple Attachment:** This is the specialized end-effector mounted at the tip of the crane's boom. A grapple is a type of grasping mechanism, typically consisting of multiple hydraulic jaws or tines designed to securely grip irregular shapes like logs or bundles of brush. Grapples used in logging are often heavy-duty and may be rotatable, allowing the operator to orient the material as needed for efficient loading or stacking.

4.  **Outriggers/Stabilizers:** Due to the significant weight and leverage forces exerted during lifting operations, grapple trucks are equipped with hydraulic outriggers or stabilizers. These extend outwards from the truck's frame before crane operation begins, increasing the vehicle's stability and preventing it from tipping over.

5.  **Control System:** The crane and grapple are controlled by an operator, typically using hydraulic levers, joysticks, or sometimes remote controls. The control station may be located on the truck chassis near the crane or within the truck cab, depending on the specific design.

The operational workflow involves positioning the truck adjacent to the material pile (e.g., logs at a landing or roadside), deploying the outriggers, and then using the hydraulic crane and grapple to systematically lift the material and place it onto the truck's cargo body or an attached trailer. This self-loading capability eliminates the need for separate loading machinery like front-end loaders or excavators, making grapple trucks highly versatile and efficient for operations in various locations.

Applications for grapple trucks are widespread within the forestry and wood products supply chain, including log forwarding from harvest sites to processing facilities, transferring logs within sawmills or wood yards, clearing debris from land development or storm damage, and transporting biomass for energy production. Their design prioritizes mobility, capacity, and the ability to operate autonomously in terms of loading and unloading, reducing labor requirements and increasing operational speed compared to manual methods or systems requiring separate loading equipment.

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