Pivoting Tool Groove Mount for Easy Insertion and Secure Retention

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Solution Overview

Problem

Conventional tool mounts with imprecise tool holes cause difficulties in inserting and removing tools, leading to wear and tool loss due to manufacturing tolerance issues.

Innovation Solution

A tool mount assembly featuring a mount with linear tool grooves and a pivotally connected cover that allows easy placement and removal of tools, preventing wear by securely closing the grooves.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional tool holes are used in the tool mount, then the structure is simple, but the tools are difficult to insert or pull out due to imprecise diameters

Engineering Contradiction:
Improveease of tool insertion and removalVSAvoidtool hole diameter precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The tool mount is divided into three separate components: the mount body, first cover, and second cover. The tool grooves are formed in the mount body, while the covers provide precise fitting surfaces. This segmentation allows each component to be manufactured independently with appropriate tolerances, solving the precision issue without complicating the overall structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first and second covers act as intermediary elements between the tool grooves and the tools. The covers with precisely dimensioned surfaces provide the accurate fitting interface, mediating the interaction between tools and the mount structure, thereby ensuring precise tool retention without requiring high precision in the grooves themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If tools are frequently inserted and removed from conventional tool holes, then tool accessibility is improved, but the tool holes wear and enlarge causing tools to fall out

Engineering Contradiction:
Improvetool accessibilityVSAvoidtool retention reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The first and second covers are designed to be movable relative to the mount body, allowing dynamic opening and closing. This enables frequent tool access while the closed position maintains reliable tool retention. The dynamic structure accommodates wear through replaceable covers rather than compromising the entire mount structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The covers are designed as consumable components that can be replaced when worn. Instead of allowing the entire tool mount to degrade from frequent use, the covers are discarded and replaced, recovering the precision and reliability of the tool retention system without limiting tool accessibility.

Inventive Principle:
Principle #34Discarding and recovering

3Reliability

If a cover structure is added to close the tool grooves, then tool retention is improved, but the device complexity increases

Engineering Contradiction:
Improvetool retentionVSAvoidmount structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cover structure is segmented into two separate covers (first and second) that independently close different sets of tool grooves. This segmentation allows for simpler individual cover designs that are easier to manufacture and assemble, reducing overall complexity while maintaining reliable tool retention through the combined coverage.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8950597B2Tool mount assembly
Publication Date: 2015.02.10 LIN TSUNG MING
  • US8950597B2 patent drawing
  • US8950597B2 patent drawing
  • US8950597B2 patent drawing

AI summary

A tool mount assembly has a mount and a first cover. The mount has a placing surface and multiple linear tool grooves formed in the placing surface. The first cover is pivotally connected with the mount and covers the placing surface to close the tool grooves.