Cable Stripping Tool Kinematic Blade Control

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Solution Overview

Problem

Current cable stripping methods, particularly for corrugated HF cables, are inefficient and prone to errors, leading to contamination and increased time and costs due to the complexity of removing multiple layers without cutting into adjacent layers or producing chips.

Innovation Solution

A stripping tool with a cutting unit featuring a blade and kinematic structure that moves radially and rotationally around the cable axis, allowing for controlled, chip-free removal of cable layers through coordinated radial and rotational movements, ensuring precise cutting without damaging adjacent layers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If traditional stripping methods are used for corrugated HF cables, then the stripping process can be completed, but chips are produced and contamination occurs in the spacing between the ribs

Engineering Contradiction:
Improvestripping processVSAvoidcontamination and chips
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent replaces traditional mechanical stripping methods that produce chips with a controlled cutting system using a blade that moves radially and rotationally. This substitution eliminates chip generation while maintaining effective cable layer removal, directly addressing the contamination problem in corrugated cable spacing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If multiple cable layers are removed to achieve proper stripping, then the cable is prepared for connection, but the risk of cutting into adjacent layers increases

Engineering Contradiction:
Improvestripping efficiencyVSAvoidprecision of layer removal
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent employs dynamic control of the blade through coordinated radial and rotational movements. The blade can adjust its position and orientation during the stripping process, allowing precise control over which layers are removed and preventing accidental cutting into adjacent layers, thus maintaining both efficiency and reliability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates control mechanisms that monitor blade position and cable layer configuration, enabling real-time adjustments to prevent over-cutting. This feedback control ensures that stripping operations stop at the correct depth, protecting adjacent layers while maintaining productivity.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If manual stripping operations are performed, then flexibility is maintained, but time consumption and error rate increase

Engineering Contradiction:
Improveoperational flexibilityVSAvoidstripping time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent implements an automated stripping system that performs multiple cutting operations without requiring continuous manual intervention. The controlled radial and rotational movements enable the system to complete the stripping process autonomously, significantly reducing time consumption while maintaining operational flexibility through programmable control sequences.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11133654B2Stripping tool
Publication Date: 2021.09.28 HUBERSUHNER AG
  • US11133654B2 patent drawing
  • US11133654B2 patent drawing
  • US11133654B2 patent drawing

AI summary

A stripping tool for a cable includes a cutting unit with at least one blade, a cable seat, and a kinematic structure. The kinematic structure is operatively coupled with the cutting unit to move the at least one blade radially with respect to, and rotationally around, a tool axis and the cable seat. A method for stripping a cable includes moving a plurality of blades of a cutting unit with respect to each other radially to and rotationally around a tool axis. The method includes controlling and coordinating the movement of the blades via a kinematic structure.