Precision Turning Tool Electronic Distance Measuring System

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Solution Overview

Problem

Existing precision turning tools face challenges in reading and adjusting the distance of the tool slide accurately, especially when the travel is considerable, and they often have limited adjustable radius and high external diameter, restricting cutting speed and precision.

Innovation Solution

Incorporating an electronic distance measuring system with a display unit and an energy supply device that allows for direct reading of the tool slide's adjustment distance, enabling adjustments of over 5 mm without external power, and a clamping device to secure the tool slide in place, ensuring precise positioning and balancing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a vernier scale is used to read the adjustment distance, then the reading can be obtained, but it requires practice and is not simple to read

Engineering Contradiction:
Improveadjustment distance readingVSAvoidreading simplicity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the mechanical vernier scale reading system with an electronic distance measuring system that provides digital display. This substitution eliminates the need for manual vernier scale interpretation while maintaining measurement precision, directly resolving the contradiction between measurement capability and reading simplicity.

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

2Ease of manufacture

If the cutting plate carrier is mounted on the longitudinal side of the tool slide, then the mounting is possible, but the turning or boring radius is adjustable only to a slight extent and the total travel is very limited

Engineering Contradiction:
Improvemounting capabilityVSAvoidadjustment travel distance
Core Design Contradiction:
Ease of manufactureVSLength of moving object

Solution Approach 1:

The patent changes the mounting position of the cutting plate carrier from the longitudinal side to the end face of the tool slide in the direction of adjustment. This dimensional repositioning enables the tool slide to be adjusted over a considerable distance (more than 5 mm, preferably 7 to 9 mm) while maintaining mounting capability.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of manufacture

If the tool slide is adjusted laterally on the longitudinal side, then the mounting is achieved, but the external diameter becomes considerable and cutting speeds are not very high

Engineering Contradiction:
Improvemounting arrangementVSAvoidcutting speed
Core Design Contradiction:
Ease of manufactureVSSpeed

Solution Approach 1:

The patent repositions the cutting plate carrier mounting from the longitudinal side to the end face of the tool slide. This spatial reconfiguration reduces the external diameter of the tool body (less than 60 mm, particularly at most 55 mm or 50 mm) while maintaining mounting functionality, thereby enabling higher cutting speeds.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Ease of operation

If an electronic distance measuring system is incorporated, then the adjustment distance can be read directly and simply, but the device complexity increases

Engineering Contradiction:
Improvedistance reading simplicityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces the complex mechanical vernier scale system with an electronic distance measuring system featuring digital display. Although this introduces electronic components, it eliminates the complexity of mechanical reading mechanisms and provides simpler operation, effectively resolving the contradiction between ease of operation and device complexity.

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

Data Source

PatentUS8684638B2Precision turning tool
Publication Date: 2014.04.01 WOHLHAUPTER
  • US8684638B2 patent drawing
  • US8684638B2 patent drawing
  • US8684638B2 patent drawing

AI summary

A precision turning tool has a rotatingly drivable tool body. A tool slide and corresponding compensating slide are displaceably mounted in the tool body. The tool slide is displaceable along an axis of adjustment aligned at right angles to an axis of rotation of the tool body. The compensating slide is automatically displaceable along an axis of compensation aligned parallel to the axis of adjustment contrary to the movement of the tool slide to compensate for any imbalance. At an end projecting out of the tool body in the direction of adjustment the tool slide has a mounting surface, on which a cutting plate carrier can be mounted. An electronic distance measuring system is provided with a display unit and an energy supply device, wherein the distance of adjustment of the tool slide can be detected by means of the distance measuring system and displayed.