LED Light Strip Integrated into Lathe Tool Rest

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Solution Overview

Problem

Existing lathe tool rests lack adequate lighting, particularly during detailed cutting or when working inside recesses, and conventional lighting solutions often interfere with the operator's access.

Innovation Solution

Integration of a low-profile LED light strip or similar light source into the tool rest, which can be attached to the front surface or housed in a recess, powered by a 12V source and connected via a cord that exits through the tool rest to minimize obstruction, with optional transformer for voltage regulation and on/off switch.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If external lighting solutions (clamp-on or magnetically attached lamps) are positioned in the vicinity of the lathe, then additional lighting is provided, but the light may interfere with the operator's access

Engineering Contradiction:
Improvelighting intensityVSAvoidoperator access
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The patent combines the lighting function with the tool rest structure by integrating an LED strip directly into the tool rest arm. This merging eliminates the need for separate external lighting devices that would interfere with operator access, while providing illumination exactly where needed at the workpiece contact point.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent applies local quality by positioning the light source specifically on the front surface of the tool rest arm where it is most needed for illuminating the cutting area. The LED strip is configured to provide localized illumination without creating broad light interference that would affect operator access to the work area.

Inventive Principle:
Principle #3Local quality

2Illumination intensity

If conventional lighting solutions are used, then additional lighting is provided, but they do not provide adequate lighting for detailed cutting or inside workpiece recesses

Engineering Contradiction:
Improvelighting adequacyVSAvoidlighting system complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The patent merges the lighting function with the existing tool rest structure, eliminating the need for complex external lighting mounts and positioning mechanisms. The LED strip integrates directly into the tool rest arm, providing adequate lighting for detailed cutting and recess areas without adding significant system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent replaces complex mechanical lighting positioning systems with a simple integrated LED strip that is directly mounted on the tool rest. This substitution eliminates the need for adjustable arms, clamps, and magnetic attachments, providing adequate lighting through a much simpler configuration.

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

3Illumination intensity

If a light source is integrated into the tool rest, then improved visibility and illumination is provided directly on the workpiece, but the tool rest structure must be modified

Engineering Contradiction:
Improveworkpiece illuminationVSAvoidtool rest manufacturing
Core Design Contradiction:
Illumination intensityVSEase of manufacture

Solution Approach 1:

The patent applies preliminary action by providing a mounting kit that includes pre-prepared mounting brackets, adhesive surfaces, or recesses that can be incorporated into the tool rest manufacturing process. This allows the LED strip to be integrated during initial production rather than requiring complex post-manufacturing modifications.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent enhances universality by designing the lighting integration system to work with various existing tool rest configurations. The mounting solution can accommodate different tool rest shapes and sizes, allowing improved workpiece illumination without requiring complete redesign of the tool rest structure.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

Provides improved visibility and illumination directly on the workpiece, enhancing precision and safety by eliminating lighting interference with the operator's access.

Implementation Method 1

The preferred light source is an LED strip as described herein

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Data Source

PatentUS10335915B1Kits and methods for installing a light source on a tool rest
Publication Date: 2019.07.02 DOUGHERTY MICHAEL
  • US10335915B1 patent drawing
  • US10335915B1 patent drawing
  • US10335915B1 patent drawing

AI summary

A kit and method for installing a light source onto a lathe tool rest for improving the illumination of the workpiece is described. The kit includes a rectangular array of two or more LED light sources on a front side of a strip and a power source comprising a cord having one end connected to a rear side of the strip. Methods for installing the kit may include drilling a hole through a tool rest so that the cord extends through the rear side to avoid obstructing the lathe.