Terminal Strip Cutting Position Detection to Prevent Terminal Damage

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Solution Overview

Problem

Existing terminal strip cutting systems lack a reliable stop position detection mechanism, leading to accidental cutting of terminals and reduced cutting accuracy and efficiency.

Innovation Solution

A terminal strip cutting system incorporating a conveying device, braking device, position detection device, and position judgment device to accurately determine and ensure the terminal strip is stopped at the correct cutting position before cutting, using a retractable probe and detection switch to confirm the position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If no stop position detection device is used, then the device complexity is reduced, but the cutting precision deteriorates due to accidental cutting of terminals

Engineering Contradiction:
Improvedevice complexityVSAvoidcutting precision
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

A position detection device is introduced as an intermediary component between the conveying device and the cutting device. This detector identifies the stop position of the terminal strip, enabling the system to determine whether cutting should be performed. The intermediary detection mechanism prevents direct accidental cutting while maintaining overall system simplicity through targeted addition of only the necessary detection function.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If a position detection device is added, then the cutting precision is improved, but the device complexity increases

Engineering Contradiction:
Improvecutting precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The position detection device is configured to automatically detect and identify the stop position of the terminal strip without requiring external intervention or complex control systems. The detector self-activates based on the conveying process, and the control unit automatically compares the detected position with the predetermined cutting position, enabling the system to self-regulate the cutting operation based on detected position information.

Inventive Principle:
Principle #25Self-service

3Speed

If the terminal strip is not stopped at the correct position, then the conveying speed can be increased, but the cutting accuracy deteriorates due to terminal damage

Engineering Contradiction:
Improveconveying speedVSAvoidcutting accuracy
Core Design Contradiction:
SpeedVSManufacturing precision

Solution Approach 1:

The position detection device provides real-time feedback on the stop position of the terminal strip to the control unit. The control unit compares the detected position with the predetermined cutting position and determines whether to activate the cutting device. This feedback mechanism ensures that even at higher conveying speeds, the system can identify correct positioning and prevent inaccurate cutting, maintaining cutting accuracy through continuous position verification.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250262785A1Terminal Strip Cutting System and Terminal Strip Cutting Method
Publication Date: 2025.08.21 TE CONNECTIVITY SOLUTIONS GMBH
  • US20250262785A1 patent drawing
  • US20250262785A1 patent drawing
  • US20250262785A1 patent drawing

AI summary

A terminal strip cutting system includes a conveying device, a braking device, a position detection device, a position judgment device, and a cutting device. The conveying device conveys a terminal strip in a predetermined direction. The braking device is adapted to brake the terminal strip to stop it. The position detection device is adapted to detect a stop position of the terminal strip. The position judgment device is adapted to determine whether the terminal strip has stopped at a correct cutting position based on the detection result of the position detection device. The cutting device is adapted to cut off the carrier tape of the terminal strip in order to cut a section of terminal strip from the conveyed terminal strip. When the position judgment device determines that the terminal strip is stopped at the correct cutting position, the cutting device is closed and cuts off the carrier tape.