Modular Morphing Vise Jaws for Irregular Workpiece Clamping

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Solution Overview

Problem

Existing vise jaws struggle to securely hold irregularly shaped objects and are often not modular, making them difficult to transfer between different size vises, and they can be challenging to disassemble for cleaning and maintenance.

Innovation Solution

The development of morphing jaws that are modular and can conform to irregularly shaped objects, allowing them to be easily disassembled and reassembled, and can be used on multiple vise sizes by utilizing dowel pins and magnetic interactions between tiers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional dovetail structures are used to hold jaw components, then the jaws can be securely assembled, but the dovetails can break or bend if over-pivoted and clamped, making repair difficult

Engineering Contradiction:
Improvejaw assembly strengthVSAvoiddovetail durability
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The jaw is divided into multiple modular segments (first jaw segment, second jaw segment, third jaw segment) that can be independently assembled and disassembled. This segmentation eliminates the need for fragile dovetail structures while maintaining secure assembly through alternative connection mechanisms such as magnets and dowel pins.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces the traditional mechanical dovetail connection system with a hybrid system incorporating magnets and dowel pins. This substitution eliminates the bending and breaking issues associated with over-pivoted dovetails while maintaining secure jaw assembly.

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

2Ease of manufacture

If vise jaws are designed as fixed single-piece structures, then they are simple to manufacture, but they cannot conform to irregularly shaped objects

Engineering Contradiction:
Improvejaw manufacturing simplicityVSAvoidjaw adaptability to irregular shapes
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The vise jaw is constructed from multiple segments (first, second, and third jaw segments) that can move independently. This segmentation allows the jaw to conform to irregularly shaped objects while maintaining manufacturing simplicity for each individual segment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The jaw segments are designed to be dynamic rather than fixed, allowing them to move and adjust to the shape of the workpiece. The segments can pivot and reposition themselves to accommodate irregular geometries while remaining relatively simple to manufacture.

Inventive Principle:
Principle #15Dynamics

3Strength

If vise jaws are designed as integrated units, then they are structurally sound, but they cannot be easily disassembled for cleaning and maintenance

Engineering Contradiction:
Improvejaw structural integrityVSAvoidjaw disassembly ease
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The jaw is divided into separable segments connected by magnets and dowel pins, allowing easy disassembly for cleaning and maintenance. The magnetic connection provides sufficient holding force during use but allows straightforward separation when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Magnets serve as an intermediary connection mechanism between jaw segments, providing a balance between structural integrity during operation and ease of disassembly for maintenance. The magnetic force holds segments together during use but allows simple separation when the vise is opened.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Manufacturing precision

If vise jaws are designed for a specific vise size, then they fit that vise perfectly, but they cannot be transferred to other vise sizes

Engineering Contradiction:
Improvejaw fit precisionVSAvoidjaw transferability between vises
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The modular segmented design allows the jaw to be adapted to different vise sizes by selecting appropriate segment combinations. Each segment can be independently positioned and secured, enabling the same jaw components to fit multiple vise sizes while maintaining precise fit through the segmentation mechanism.

Inventive Principle:
Principle #1Segmentation

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 morphing jaws effectively secure irregularly shaped objects and can be easily adapted for use on different vise sizes, simplifying maintenance and component replacement, while avoiding the issues of broken or bent dovetail structures.

Implementation Method 1

magnetic interactions between tiers

Methodology Applied
Scientific EffectMagnetic interaction: Magnetism

Data Source

PatentUS12343845B1Vise jaws for holding irregular shaped objects
Publication Date: 2025.07.01 LINDSAY STEVEN J
  • US12343845B1 patent drawing
  • US12343845B1 patent drawing
  • US12343845B1 patent drawing

AI summary

The invention relates to vise pivotal jaws for holding irregular shaped objects that are removable and modular to work on other prior art vises. The design allows ease of disassembly for cleaning and reassembly.