Spring-Loaded Terminal Supply Clip for Continuous Feed

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Solution Overview

Problem

Manual feeding of terminals in the power distribution industry is inefficient, time-consuming, and error-prone, failing to meet the needs of intelligent and efficient production.

Innovation Solution

A supply clip with a guide rail and a follow-up mechanism, featuring a shell with notches, a fixing column with a coil spring, and a positioning mechanism, which automatically pushes terminals forward for continuous supply.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual feeding of terminals is used, then operation flexibility is maintained, but productivity is low and errors occur frequently

Engineering Contradiction:
Improveterminal supply efficiencyVSAvoidsupply mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The supply clip uses a spring-loaded follow-up mechanism that automatically pushes terminals forward as they are fed, eliminating the need for complex automated positioning systems. The mechanism self-regulates through spring force, providing automatic supply while maintaining simple structure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The guide rail acts as an intermediary between the terminal storage and the feeding point, providing a controlled path for terminal movement. The spring mechanism serves as a mediator that translates terminal removal into forward propulsion of subsequent terminals.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If automatic supply mechanism is implemented, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improveterminal supply efficiencyVSAvoidmechanism operation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The spring-loaded follow-up mechanism automatically pushes terminals forward as they are fed, eliminating the need for complex automated positioning systems. The mechanism self-regulates through spring force, providing automatic supply while maintaining simple structure.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If manual terminal feeding is used, then device complexity is low, but manufacturing precision and error rate are poor

Engineering Contradiction:
Improveterminal positioning accuracyVSAvoidpositioning mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The guide rail acts as an intermediary between the terminal storage and the feeding point, providing a controlled path for terminal movement. The spring mechanism serves as a mediator that translates terminal removal into forward propulsion of subsequent terminals.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces complex mechanical positioning systems with a simple spring-loaded push mechanism combined with guide rails, achieving accurate terminal positioning through passive mechanical guidance rather than active control systems.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution enables efficient and error-free automatic supply of terminals, improving production efficiency and reducing manual errors.

Implementation Method 1

A coil spring is sheathed on an outer side wall of the fixing column, an inner end of the coil spring is fixedly connected with the outer side wall of the fixing column. An outer end of the coil spring penetrates out of the shell through the notch and is fixedly connected at a position on a bottom of the sliding groove close to the front baffle

Methodology Applied
Scientific EffectElastic potential energy: Elasticity

Data Source

PatentUS12208496B2Terminal supply clip
Publication Date: 2025.01.28 WEIDMULLER INTERFACE GMBH & CO
  • US12208496B2 patent drawing

AI summary

A supply clip of a terminal includes a guide rail and a follow-up mechanism. The guide rail is used for placing terminals, and the follow-up mechanism includes a shell and a fixing column so that a lower end of the shell is sheathed on the guide rail through a notch in the shell. The fixing column is provided with a coil spring, and an outer end of the coil spring is fixedly connected at a position on a bottom of a sliding groove close to a front baffle so that the terminal placed between the shell and the front baffle is pushed forwards, thus implementing automatic supply of the terminal.