Battery Weld Bead Cutter With Right-Angle Drive and Depth Control
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Solution Overview
Problem
Pneumatic weld bead cutters require an air compressor for operation, which is inconvenient to move around large work sites and are relatively loud compared to electric tools.
Innovation Solution
A battery-powered weld bead cutter with a power tool battery receptacle, a right angle gear box, and an adjustable foot for enhanced control and compact design, featuring a planetary gear box and a lock-off paddle switch.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If pneumatic weld bead cutters are used, then cutting function is achieved, but portability and noise levels become problematic
Solution Approach 1:
The patent extracts the air compressor component from the weld bead cutter system, replacing it with a battery-powered motor. This eliminates the need for external air supply equipment, making the tool self-contained and portable while maintaining the cutting function through direct electric motor drive.
Solution Approach 2:
The patent replaces the pneumatic mechanical system with an electric motor system. The battery-powered motor directly drives the cutting mechanism, substituting the complex pneumatic compression and delivery system with a simpler electric drive system that is more portable and quieter.
2Object-affected harmful factors
If pneumatic weld bead cutters are used, then cutting function is achieved, but noise levels increase
Solution Approach 1:
The patent replaces the high-noise pneumatic system with a low-noise electric motor system. The battery-powered motor operates quietly compared to pneumatic compressors and delivery systems, reducing noise pollution while providing sufficient power for the cutting application.
3Ease of operation
If battery-powered motor is used, then portability and noise are improved, but power density and compactness become challenges
Solution Approach 1:
The patent employs a right-angle gear box that changes the direction of power transmission by 90 degrees. This allows the motor to be positioned optimally within the compact tool housing while transmitting power to the cutting mechanism, enabling a more compact overall design that accommodates the battery-powered motor system.
4Volume of moving object
If right angle gear box is used, then compact design is achieved, but manufacturing complexity increases
Solution Approach 1:
The patent integrates the right-angle gear box directly into the tool housing structure, merging the gear box assembly with the overall tool construction. This integration reduces the number of separate components, simplifies assembly, and enables the compact design while managing manufacturing complexity through unified structural design.
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 convenience by eliminating the need for an air compressor and reducing noise, while offering precise depth control and a compact, high-power density design.
Implementation Method 1
a battery coupled to the battery receptacle, the battery receptacle is configured to supply power to the motor
Implementation Method 2
The weld bead cutter includes a motor supported within the body. The motor is engaged with a drive shaft. The drive shaft provides movement to the cutting head.
Implementation Method 3
A gear box is positioned between the body and the cutting head. The gear box is engaged with the drive shaft and includes an input shaft and an output shaft. The input shaft is coupled to one or more gears and extends along a first axis. The output shaft is engaged with the input shaft and extends along a second axis.
Data Source
AI summary
Various embodiments of a battery powered weld bead cutter are provided. The weld bead cutter includes a body, a weld bead cutting head coupled to the body and a power tool battery receptacle on the body. The weld bead cutter includes a motor supported within the body. The motor is configured to rotatably drive a drive shaft to provide a cutting movement to the weld bead cutting head. A power tool battery is couplable to the power tool battery receptacle to supply power to the motor.