Camera-Guided Laser Processing for Direct Line Recognition

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Solution Overview

Problem

Existing laser processing apparatuses require numerous manual operations for DIY production, involving drawing lines on paper, scanning, and setting processing modes in software, which is inefficient and labor-intensive.

Innovation Solution

A control method and device that captures images of the to-be-processed material using a camera-mounted laser processing apparatus, identifies processing lines based on drawn lines, and performs laser processing (such as engraving or cutting) directly according to these lines, reducing manual intervention by automating the processing control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual operations are used for laser processing control (drawing lines on paper, scanning, setting processing modes in software), then the laser processing apparatus can process materials with high accuracy, but the operation complexity and time consumption increase significantly

Engineering Contradiction:
Improvelaser processing accuracyVSAvoidoperation complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The system enables the laser processing apparatus to automatically capture images of drawn lines on materials, automatically identify and recognize these lines through image processing algorithms, and automatically generate processing paths without requiring manual software configuration. This self-service mechanism eliminates the need for users to manually draw on paper, scan images, and set processing modes in software, thereby reducing operation complexity while maintaining processing accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual operations (drawing on paper, physical scanning, manual software configuration) with an automated optical-electrical system. The camera captures images optically, the processor analyzes the images electronically to identify lines, and the system automatically generates processing paths, substituting manual mechanical operations with automated optical and electronic processes

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If manual operations are used for laser processing control, then processing can be performed according to user input, but the productivity and processing efficiency decrease due to multiple manual steps

Engineering Contradiction:
Improveuser input flexibilityVSAvoidprocessing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system establishes a continuous automated workflow where the camera continuously captures images of the material with drawn lines, the processor continuously analyzes these images to identify lines, and the laser processing continuously executes based on the identified lines. This continuous automated action eliminates the intermittent manual steps of drawing on paper, scanning, and software configuration, thereby maintaining user input flexibility while significantly improving processing efficiency

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system performs preliminary automatic image capture and line identification before laser processing begins. By pre-processing the image data and automatically generating processing paths in advance, the system eliminates the need for manual software configuration during the processing workflow, allowing users to simply draw lines on the material and triggering the automated process, thus improving productivity while preserving adaptability

Inventive Principle:
Principle #10Preliminary action

3Extent of automation

If automated image capture and line identification are implemented, then manual operations are reduced, but the device complexity increases due to additional components like camera and image processing system

Engineering Contradiction:
Improveautomation levelVSAvoidsystem structure
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The camera mounted on the laser processing apparatus serves multiple functions: it captures images of the material with drawn lines, provides visual guidance for positioning, and enables automatic line identification. By making the camera a multi-functional component that integrates into the existing laser processing system, the patent reduces the need for separate dedicated components, thereby increasing automation level while minimizing the increase in device complexity

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

Solution Approach 2:

The patent merges the image capture function, line identification function, and laser processing control into a single integrated system. The camera is mounted on the laser processing apparatus itself, and the processor that identifies lines is the same processor that controls the laser processing. This merging of functions into existing components rather than adding separate dedicated systems reduces overall device complexity while achieving high automation

Inventive Principle:
Principle #5Merging (Combining)

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

This approach significantly reduces manual operations, allowing users to simply draw lines on the material and trigger the laser processing apparatus to produce the desired product, thereby streamlining the processing workflow and enhancing efficiency.

Implementation Method 1

An image of a to-be-processed material is captured via a camera mounted on a laser processing apparatus

Methodology Applied
Scientific EffectLight reflection: Reflection

Implementation Method 2

Laser processing is performed on the to-be-processed material according to the processing lines

Methodology Applied
Scientific EffectLaser ablation: Laser Ablation

Data Source

PatentUS12128502B2Control method of laser processing, laser processing apparatus, and non-transitory computer readable storage medium
Publication Date: 2024.10.29 MAKEBLOCK CO LTD
  • US12128502B2 patent drawing
  • US12128502B2 patent drawing
  • US12128502B2 patent drawing

AI summary

A control method of laser processing, a laser processing apparatus, and non-transitory computer readable storage medium are provided. The control method of laser processing includes the following. An image of a to-be-processed material is captured via a camera mounted on a laser processing apparatus, where the captured image is used for depicting the to-be-processed material and lines drawn on the to-be-processed material. Processing lines of the to-be-processed material are identified according to the drawn lines in the captured image. Laser processing is performed on the to-be-processed material according to the processing lines, to obtain a laser product corresponding to the drawn lines.