Insert Nut Thread-Grip Fixture Without Magnetization

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Solution Overview

Problem

Existing methods for fixing insert nuts using magnetization reduce the rigidity of the nuts, necessitating a non-magnetization solution for stable fixation.

Innovation Solution

An insert nut fixing device with a rod-shaped body and elastic movement means, featuring a holding jaw forming member and elastic movement mechanism, securely fixes the nut without magnetization by engaging with the nut's threads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If magnetization is used to fix the insert nut, then the insert nut can be held and fixed during movement and insertion, but the rigidity of the insert nut is reduced

Engineering Contradiction:
Improvefixation stabilityVSAvoidrigidity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent replaces the magnetic field-based fixation system with a mechanical engagement system. The insertion groove engages with the insert nut's threaded structure through physical contact, eliminating the need for magnetization while maintaining secure fixation during movement and insertion operations

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

Solution Approach 2:

The insertion groove acts as an intermediary mechanical structure that mediates between the robot's gripping mechanism and the insert nut. This intermediate component enables force transmission and secure holding through mechanical engagement rather than direct magnetic attraction, preserving the nut's structural integrity

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Stably fixes the insert nut without reducing its rigidity, ensuring consistent positioning for robotic operations.

Implementation Method 1

an elastic member 230 configured to connect a lower side of the ball 220 and a surface of the insertion groove 101 to each other

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250214185A1Insert nut fixing device
Publication Date: 2025.07.03 HANJUNGNCS
  • US20250214185A1 patent drawing
  • US20250214185A1 patent drawing
  • US20250214185A1 patent drawing

AI summary

Proposed is an insert nut fixing device including a body with a rod shape formed by extending in a longitudinal direction thereof and having an insertion groove formed on a longitudinal edge thereof, and an elastic movement means coupled to the insertion groove to be movable elastically in a vertical direction. The elastic movement means includes a holding jaw forming member formed by protruding on an upper side thereof.