Wire Harness Clamping Cantilevers for Multi-Type Heat Shrinking

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Solution Overview

Problem

Existing wire harness product clamping devices in heat shrink machines are limited to ordinary wire harness products and cannot accommodate spliced, crimped, or multi-heat shrink tube products, requiring external clamping devices that are large and inconvenient to use.

Innovation Solution

A wire harness product clamping device with movable and rotatable cantilevers and diverse wire harness fixtures installed on a heat shrink machine, allowing for the clamping and heat shrinking of various wire harness products without the need for external devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If an existing wire harness product clamping device built into the heat shrink machine is used, then ordinary wire harness products can be held, but other types of wire harness products (spliced, crimped, multi-heat shrink tube) cannot be held

Engineering Contradiction:
Improveability to hold different types of wire harness productsVSAvoidcomplexity of the clamping device structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a clamping device with multiple interchangeable wire harness fixtures (first, second, and third fixtures) that can accommodate different types of wire harness products including ordinary, spliced, crimped, and multi-heat shrink tube products. This allows a single built-in device to perform multiple functions rather than requiring separate devices for each product type

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent segments the clamping function into multiple specialized fixtures (first wire harness fixture, second wire harness fixture, third wire harness fixture), each designed for specific product types. These segmented components can be selectively used based on the wire harness product being processed, enabling versatility without overwhelming complexity

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If external wire harness product clamping devices are used to hold other types of wire harness products, then various wire harness products can be clamped, but the devices are large making installation, use, and disassembly inconvenient

Engineering Contradiction:
Improveability to clamp various wire harness productsVSAvoidconvenience of installation, use, and disassembly
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges multiple clamping functions into a single built-in device by integrating multiple wire harness fixtures within the heat shrink machine's existing structure. This eliminates the need for separate external devices and their associated installation and disassembly operations, while maintaining the ability to handle various wire harness product types

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The built-in clamping device achieves universality by incorporating multiple fixtures that can handle different wire harness product types, replacing the need for multiple external devices and improving operational convenience

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If external wire harness product clamping devices are used, then various wire harness products can be clamped, but the devices occupy large space

Engineering Contradiction:
Improveability to clamp various wire harness productsVSAvoidspace occupied by the clamping device
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The patent combines multiple clamping functions into the existing heat shrink machine structure, eliminating the need for separate external clamping devices and their associated space requirements. The multiple wire harness fixtures are integrated within the machine's footprint

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If the cantilevers are made movable and rotatable to enable quick expansion and folding, then user convenience is enhanced, but the mechanism complexity increases

Engineering Contradiction:
Improveconvenience of quick expansion and foldingVSAvoidcomplexity of movable and rotatable mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the cantilevers movable along the sliding rail and rotatable about their axes. This dynamic capability allows the device to transition between expanded (for use) and folded (for storage) states, providing operational convenience while managing complexity through standardized mechanical components

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250054659A1Wire Harness Product Clamping Device and Heat Shrink Machine
Publication Date: 2025.02.13 TYCO ELECTRONICS (SHANGHAI) CO LTD
  • US20250054659A1 patent drawing
  • US20250054659A1 patent drawing
  • US20250054659A1 patent drawing

AI summary

A wire harness product clamping device includes a pair of cantilevers installed on a heat shrink machine and a plurality of wire harness fixtures that are different from one another and installed on the cantilevers to respectively clamp a plurality of wire harness products. The cantilevers are movable between a first position and a second position and rotatable between a use state and a storage state. The wire harness fixtures are outside the heat shrink machine to clamp the wire harness products when the cantilevers are in the use state and moved to the first position. A heat shrink tube on one of the wire harness products clamped by one of the wire harness fixtures is moved from outside of the heat shrink machine to inside of the heat shrink machine when the cantilevers are in the use state and moved from the first position to the second position.