Cable Assembly Tool with Push Plate Feedback Mechanism

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Solution Overview

Problem

Existing cable termination tools allow actuation before complete connector insertion, leading to substandard terminations and lack of feedback for complete insertion confirmation.

Innovation Solution

A cable assembly tool with a receptacle, wire guide, and cap assembly that includes piercing contacts, a retaining plate, flat blades, presses, and actuating handles, providing feedback through a push plate mechanism to ensure complete insertion and secure actuation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the tool allows actuation before complete connector insertion, then the operation speed is improved, but the termination quality deteriorates

Engineering Contradiction:
Improveoperation speedVSAvoidtermination quality
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The tool requires preliminary complete insertion of the connector into the receptacle before actuation can occur. The push plate mechanism must be fully inserted to release the retaining plate, ensuring proper alignment and positioning is achieved before the cutting and pressing operations commence. This preliminary action prevents premature actuation while maintaining operational efficiency.

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If no feedback mechanism is provided, then the device complexity is reduced, but the reliability of complete insertion deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidcomplete insertion reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The tool incorporates a mechanical feedback mechanism through the push plate and retaining plate interaction. When the connector is completely inserted, the push plate moves forward and triggers the release of the retaining plate, providing tactile feedback to the operator that insertion is complete. This feedback ensures reliable detection of proper insertion without requiring complex electronic sensors or indicators.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10250000B2Cable assembly tool
Publication Date: 2019.04.02 BELDEN CANADA ULC
  • US10250000B2 patent drawing
  • US10250000B2 patent drawing
  • US10250000B2 patent drawing

AI summary

A tool comprising a receptacle for receiving and holding a cable terminating assembly comprising a plurality of conductors and a plurality of piercing contacts, the tool comprising a pair of handles which actuate opposed presses and blades, the presses pushing the piercing contacts into the conductors while the blades trim the ends of the conductors.