Tool Holder ID Tag Nesting for Rotational Balance

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Solution Overview

Problem

Existing tool holders with ID tags face issues such as adhesion of chips or machining fluid, damage from external impacts, and deterioration of rotational balance due to exposed ID tags, which hinder stable reading and writing of data.

Innovation Solution

A tool holder with a hollow taper shank featuring an ID tag attached to the central part of the bottom surface within a hollow portion, protected from external interference and impact, ensuring stable data reading and writing without compromising rotational balance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the ID tag is attached to the outside of the tool holder for easy attachment, then the ease of operation is improved, but the reliability deteriorates due to adhesion of chips or machining fluid and damage from external impact

Engineering Contradiction:
Improveease of ID tag attachmentVSAvoiddata reading stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The ID tag is nested within the hollow portion of the tool holder, specifically attached to the bottom surface of the hollow portion. This nesting approach protects the ID tag from external impact and prevents adhesion of chips or machining fluid, thereby maintaining data reading stability while keeping the attachment structure integrated and simple

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the ID tag is exposed outside for easy access, then the ease of operation is improved, but the object-affected harmful factors increase due to chip adhesion and machining fluid contamination

Engineering Contradiction:
ImproveID tag accessibilityVSAvoidchip and fluid adhesion
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The ID tag is nested within the hollow portion of the tool holder, placing it in a protected environment that prevents chips and machining fluid from reaching the tag. The hollow portion acts as a protective enclosure, eliminating the harmful factor of contamination while maintaining operational efficiency

Inventive Principle:
Principle #7Nested doll (Nesting)

3Ease of operation

If the ID tag is attached to the head of the pull stud for easy attachment, then the ease of operation is improved, but the reliability deteriorates due to accidental damage from handling

Engineering Contradiction:
ImproveID tag attachment simplicityVSAvoidID tag durability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The ID tag is nested within the hollow portion of the tool holder, which provides physical protection during handling operations. The hollow portion acts as a protective cavity that prevents accidental damage from external impact while keeping the attachment process simple and integrated into the tool holder structure

Inventive Principle:
Principle #7Nested doll (Nesting)

4Ease of operation

If the ID tag is attached to the outside of the tool holder, then the ease of operation is improved, but the stability deteriorates due to deterioration of rotational balance

Engineering Contradiction:
ImproveID tag installation simplicityVSAvoidrotational balance
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The ID tag is nested within the hollow portion of the tool holder, which is part of the internal structure. This placement ensures that the ID tag's weight is integrated into the overall mass distribution of the tool holder, maintaining rotational balance during high-speed operations while keeping the attachment process simple

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS8376671B2Tool holder
Publication Date: 2013.02.19 MAKINO MILLING MASCH CO LTD
  • US8376671B2 patent drawing
  • US8376671B2 patent drawing

AI summary

An ID tag (27) is attached to a bottom surface (31) of a hollow portion (17) of a tool holder (11) having a hollow taper shank. Concretely, a circular recess (33) is formed on bottom surface (31) of hollow portion (17), and ID tag (27) is attached in recess (33) by means of adhesive or the like. The center of circular recess (33) coincides with a rotation axis of tool holder (11).