Laser Processing System 3D Data Interface

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Solution Overview

Problem

Users experienced in two-dimensional laser processing data struggle to create three-dimensional processing data due to the increased number of parameters required, making it difficult for them to set up complex processing patterns on irregular surfaces like cylindrical or columnar workpieces.

Innovation Solution

A laser processing system with a user-friendly interface that allows users to set three-dimensional processing conditions by specifying a three-dimensional profile of the work surface and processing pattern, enabling the system to display and edit laser processing data in both two and three dimensions, with features like defective area detection and warning systems to ensure the pattern falls within a processable area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If three-dimensional processing data is created using conventional methods, then processing capability on irregular surfaces is achieved, but the complexity of data creation increases significantly for users

Engineering Contradiction:
Improveprocessing capability on irregular surfacesVSAvoidcomplexity of data creation
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system creates a three-dimensional copy or model of the workpiece surface geometry, allowing users to visualize and define processing patterns on a virtual representation rather than directly on complex 3D data. This copying approach simplifies the interface while maintaining full 3D processing capability.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system transforms the complex three-dimensional data creation task into a two-dimensional interface operation. Users interact with 2D representations or projections of the 3D workpiece surface, making the data creation process as simple as conventional 2D marking while the system handles the 3D coordinate transformations in the background.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Productivity

If conventional laser processing systems are used, then processing on regular surfaces is efficient, but users struggle to set up processing on irregular surfaces like cylindrical or columnar workpieces

Engineering Contradiction:
Improveprocessing efficiency on regular surfacesVSAvoidease of setting up processing on irregular surfaces
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system creates a universal interface that handles both regular and irregular surfaces through the same simplified 2D interaction method. The same 2D data creation tools work for flat surfaces, cylindrical surfaces, and complex 3D geometries, eliminating the need for users to learn different操作流程 for different workpiece types.

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

Solution Approach 2:

The system introduces a 2D intermediate representation or projection of the 3D workpiece surface as a mediator between the user and the actual 3D processing data. Users define patterns on this 2D intermediate view, and the system automatically translates these definitions into the appropriate 3D coordinates for the actual workpiece geometry.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If three-dimensional processing parameters are increased to handle irregular surfaces, then processing accuracy on complex geometries improves, but the difficulty of creating processing data increases

Engineering Contradiction:
Improveprocessing accuracy on complex geometriesVSAvoidnumber of parameters to specify
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system performs automatic calculations and coordinate transformations without requiring users to manually specify multiple 3D parameters. The software automatically handles the mathematical transformations from 2D input coordinates to 3D workpiece coordinates, using the workpiece geometry data that is already loaded into the system.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary setup by loading and storing the three-dimensional geometry data of the workpiece before the user creates processing patterns. This preliminary action includes pre-calculating surface normals, coordinate transformations, and geometric properties, so that when users define patterns in 2D, the system already has all the necessary information to accurately map them to 3D without requiring users to specify complex geometric parameters.

Inventive Principle:
Principle #10Preliminary action

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

Facilitates the creation of complex three-dimensional processing data by users unfamiliar with 3D editing, ensuring accurate placement of processing patterns on irregular surfaces and preventing errors by visually highlighting unprocessable areas, thus enhancing user-friendliness and efficiency.

Implementation Method 1

laser generating means for generating a laser beam

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 2

a beam expander for varying a distance at which the laser beam generated by the laser generating means is focused

Methodology Applied
Scientific EffectBeam expansion: Lens

Implementation Method 3

scanning means for scanning a work surface with the laser beam within a scanning area

Methodology Applied
Scientific EffectLight reflection: Reflection

Data Source

PatentUS8399802B2Laser processing system with a display device
Publication Date: 2013.03.19 KEYENCE CORP
  • US8399802B2 patent drawing
  • US8399802B2 patent drawing
  • US8399802B2 patent drawing

AI summary

A method of setting processing data for a computer-assisted laser processing apparatus is disclosed, along with a system for setting a laser processing data. The method comprises a function of setting a three-dimensional profile of a object and a processing pattern as processing conditions, a function of generating processing data representing the processing conditions for the object, and a function of visually displaying a two dimensional representation of the processing data on a display screen and a function of setting a three-dimensional profile of a object and a processing pattern as processing conditions, wherein it is enabled to set the three-dimensional profile and the processing pattern while displaying the object in two dimensions on the display screen disposed within a processing zone.