Modular Drive Module for Track-Type Tractor Maintenance

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Solution Overview

Problem

Traditional work machines, such as track-type tractors, have a high number of integrated connections and interface points, making maintenance and testing cumbersome and difficult, as individual parts like the engine or battery cannot be easily accessed or removed for service without disassembling the entire machine.

Innovation Solution

The machine is designed with modular components, including a power module, drive module, and hydraulic module, which can be easily assembled, serviced, and removed from the machine, reducing the number of connections and allowing for separate testing and maintenance, with features like a folding heat exchange device for access and a drive module positioned over a track roller frame for easy disconnection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If parts are integrated as one self-contained assembly, then structural stability is improved, but ease of repair deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of repair
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The drive module is divided into separate, modular components that can be independently removed and serviced. The drive module includes a drive motor mounted on a drive motor frame, which can be detached as a complete unit from the track type tractor, allowing maintenance without disassembling the entire machine.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The drive module is extracted as a separate removable assembly from the integrated machine structure. The drive motor and associated components are mounted on a separate drive motor frame that can be detached from the track type tractor, enabling the drive module to be removed and serviced independently while leaving the rest of the machine intact.

Inventive Principle:
Principle #2Taking out (Extraction)

2Strength

If parts are integrated with the machine, then structural integrity is improved, but accessibility to parts deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidaccessibility to parts
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The machine is segmented into modular assemblies including the drive module with drive motor mounted on a separate drive motor frame. This segmentation allows individual modules to be accessed and removed without compromising the overall structural integrity of the track type tractor when properly reassembled.

Inventive Principle:
Principle #1Segmentation

3Volume of moving object

If drive motor is mounted inside track frame, then space utilization is improved, but ease of repair deteriorates

Engineering Contradiction:
Improvespace utilizationVSAvoidease of repair
Core Design Contradiction:
Volume of moving objectVSEase of repair

Solution Approach 1:

The drive motor is extracted from direct integration with the track frame and mounted on a separate drive motor frame. This extraction allows the drive motor assembly to be removed as a complete unit for maintenance while preserving compact space utilization when the module is installed on the track type tractor.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10233611B2Undercarriage drive module
Publication Date: 2019.03.19 CATERPILLAR INC
  • US10233611B2 patent drawing
  • US10233611B2 patent drawing
  • US10233611B2 patent drawing

AI summary

A work machine may include a power module including a battery and engine and configured to provide power. The work machine also includes a drive module configured with one or more motors and positioned over a track roller frame. The work machine may also include a ripping module configured with one or more ripping devices to cut or rip encountered material. Further, the work machine may also include a hydraulic module including one or more devices in a front region to cut or rip the encountered material.