Laser Engraving Paths for Diagram-Free Elongated Member Assembly
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Solution Overview
Problem
Existing methods fail to efficiently and precisely connect elongated members using laser beam engraving without relying on assembly diagrams.
Innovation Solution
A machining path generation method that includes preparing an assembly model of elongated members, identifying identifiers for each member, and generating machining paths for laser beam engraving and cutting to produce precise connections between members.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional coupling marks with signs indicating coupling order are used, then coupling information can be provided, but assembly efficiency is reduced due to the need to refer to assembly diagrams
Solution Approach 1:
The patent uses laser beam engraving to create precise copies of coupling partner identifiers directly on the coupling surfaces of workpieces. These engraved identifiers serve as self-contained information carriers that eliminate the need for external assembly diagrams, allowing workers to quickly identify coupling partners without losing any coupling information.
Solution Approach 2:
The coupling information is made self-service by engraving the identifiers directly on the workpieces themselves. Each workpiece carries its own coupling partner identifier, enabling workers to independently determine assembly sequences without needing to consult external documentation, thus improving assembly efficiency.
2Productivity
If laser beam engraving is used to provide coupling information directly on workpieces, then assembly efficiency improves, but machining precision must be maintained to ensure accurate identification
Solution Approach 1:
The patent implements a feedback mechanism where the machining path generation apparatus receives information about the coupling partner identifier and uses it to automatically generate the corresponding engraving pattern. This closed-loop approach ensures that the engraved identifiers on both workpieces match perfectly, maintaining high precision while enabling efficient assembly.
Solution Approach 2:
The coupling partner identifiers are engraved on the workpieces before assembly takes place. This preliminary action ensures that all identification information is prepared in advance with high precision, eliminating the need for precise alignment during assembly and maintaining both engraving precision and assembly efficiency.
3Device complexity
If identifiers for multiple elongated members are engraved on a single workpiece, then assembly information is consolidated, but the machining process becomes more complex
Solution Approach 1:
The patent segments the machining process into distinct operations: first cutting out individual elongated members from the workpiece, then engraving identifiers on each member separately. This segmentation simplifies the overall machining process by breaking down the complex task of marking multiple members into manageable, sequential steps, while still consolidating all assembly information on the workpiece.
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
Enables efficient and precise connection of elongated members using laser beam engraving, eliminating the need for assembly diagrams and ensuring accurate alignment.
Implementation Method 1
the laser beam machine configured to operate based on the control command and irradiate the first elongated workpiece with a laser beam to produce the first elongated member from the first elongated workpiece
Data Source
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AI summary
A machining path generation method includes preparing an assembly model that is a combination of a plurality of models including a first model obtained by modeling a first elongated member and a second model obtained by modeling a second elongated member. First identification processing is executed. The first identification processing includes identifying a second identifier that is an identifier of the second model in response to selection of the first model and the second model adjacent to the first model in the assembly model. A first machining path is generated. The first machining path includes a first engraving formation path for forming first laser beam engraving expressing a first identifier that is an identifier of the first model on the first elongated member and a second engraving formation path for forming second laser beam engraving expressing the second identifier identified by the first identification processing executed, on the first elongated member.