Power Tool Stand Rack and Pinion Carriage

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Solution Overview

Problem

Existing power tool stands, such as those for drills, face challenges with large and heavy power tools, which make mounting and usage cumbersome, and are complicated by dust and lubrication management hoses that interfere with operation.

Innovation Solution

A power tool stand with a base, projecting frame, and moveable power tool carriage that includes compatible battery and tool interfaces, a rack and pinion mechanism, and provisions for dust and water management, allowing for secure mounting, improved stability, and simplified setup and removal of power tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a power tool stand is designed to mount large and heavy power tools, then the stability and alignment of the power tool during use is improved, but the mounting and usage becomes cumbersome and difficult

Engineering Contradiction:
Improvestability of power tool during useVSAvoidease of mounting and usage
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The power tool is divided into separable components: the tool body and the battery pack. The battery pack can be removed and replaced independently, allowing the tool to be mounted on the stand without the battery, reducing weight and making mounting easier while maintaining stability during operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The carriage is designed to be moveable along the projecting frame, allowing dynamic adjustment of the tool position. The rack and pinion mechanism enables smooth movement, and the locking mechanism allows the carriage to be secured at desired positions, providing both ease of operation and operational stability.

Inventive Principle:
Principle #15Dynamics

2Reliability

If dust management and lubrication management hoses are attached to the power tool on the stand, then dust and lubrication management is improved, but the hoses interfere with the operation of the power tool

Engineering Contradiction:
Improvedust and lubrication managementVSAvoidease of power tool operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The dust extraction and lubrication functions are extracted from the power tool itself and implemented as separate external systems. The air duct connects to a external dust extractor, and the water duct connects to an external water supply, removing the hoses and connections from interfering with the tool operation while maintaining reliable dust and lubrication management.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The carriage acts as an intermediary structure that provides connection points for dust extraction and lubrication systems without requiring hoses to be attached directly to the power tool. This mediates between the need for dust/lubrication management and the need for unobstructed tool operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20240391085A1A power tool stand
Publication Date: 2024.11.28 BLACK & DECKER CORP
  • US20240391085A1 patent drawing
  • US20240391085A1 patent drawing
  • US20240391085A1 patent drawing

AI summary

A power tool stand for a power tool has a base, a projecting frame connected to the base, a power tool carriage moveably mounted on the projecting frame, a tool interface mounted on the power tool carriage and arranged to secure a removable power tool, a carriage mechanism mounted on the power tool carriage and arranged to move the power tool carriage with respect to the projecting frame, and a handle coupled to the carriage mechanism. The carriage mechanism includes a rack and a pinion. The