Chassis Bracket Welding Fixture for Multi-Position Assembly

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Solution Overview

Problem

The installation process of computer chassis brackets is complex due to material and positional differences, requiring multiple steps and thus room for improvement.

Innovation Solution

A chassis welding device that includes a frame, transferring members, loading mechanisms, a conveying member, and a spot welder, which simultaneously loads and positions welding standard members on a carrier and bonds them to the chassis using solder joints, improving efficiency and versatility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If brackets are welded or screwed to computer chassis using traditional methods, then components can be fixed, but the installation process becomes complex with many steps due to material and position differences

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidinstallation process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the bracket installation process into standardized modules. Different brackets are designed as separate, pre-configured components with standardized mounting interfaces. This allows each bracket type to be independently optimized and installed through a unified automated system, reducing the overall complexity of handling diverse bracket requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements universal mounting mechanisms that can accommodate multiple bracket types and positions. The computer chassis design includes standardized mounting structures that work with various bracket configurations, allowing a single automated installation system to handle different materials and positions without requiring complex reconfiguration.

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

2Adaptability or versatility

If multiple different brackets are installed manually, then various component positions and materials can be accommodated, but the number of installation steps increases significantly

Engineering Contradiction:
Improvebracket compatibilityVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent utilizes parameter changes in the automated installation system to adapt to different bracket types. By programmatically adjusting parameters such as positioning coordinates, gripping forces, and welding/screwing parameters, the system can handle various bracket materials and positions efficiently, maintaining versatility while dramatically reducing installation time compared to manual methods.

Inventive Principle:
Principle #35Parameter changes

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 device simplifies the welding process by simultaneously transferring and bonding multiple welding standard members to the chassis, enhancing work efficiency and allowing for easy adaptation to different chassis types with minimal changes to the machining program.

Implementation Method 1

a spot welder to melt the plurality of solder joints and bond the plurality of welding standard members to the body simultaneously

Methodology Applied
Scientific EffectSpot welding: Welding

Data Source

PatentUS11433472B2Computer chassis welding device
Publication Date: 2022.09.06 HONG FU JIN PRECISION IND (WUHAN) CO LTD
  • US11433472B2 patent drawing
  • US11433472B2 patent drawing
  • US11433472B2 patent drawing

AI summary

A chassis welding device for welding brackets as standard members to a body of a chassis includes a frame, a first transferring member, a plurality of loading mechanisms, a plurality of carriers, a conveying member, a shifting member, and a spot welder. The loading mechanism transfers standard members to individual preset positions on the carrier to face the solder joints on the standard members away from the carrier. The first transferring member transports the carrier to the shifting member. The shifting member transfers the carrier from the first transferring member to the spot welder. The conveying member transfers the body into contact with the solder joints. The spot welder applies heat to melt the solder joints to bond the standard members to the body.