Robot Laser Oscillator Control with Model-Specific Program Selection
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Solution Overview
Problem
Existing robot control systems require a system designer to create customized start-up and shut-down programs for each model of laser oscillator, which is inefficient and increases operator workload.
Innovation Solution
A robot control device with a memory unit storing pre-programmed start-up and shut-down programs for different laser oscillator models, a selection unit to choose the appropriate model, and a processor to execute the corresponding programs, eliminating the need for manual program creation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a programmable logic controller (PLC) is introduced and processing programs are created using ladder logic programming for each laser oscillator model, then the control capability for different laser models is improved, but the operator workload and system complexity increase
Solution Approach 1:
The patent creates a universal control system that can handle multiple laser oscillator models through a single standardized interface. The control device includes a model identification module that automatically detects the laser model and selects appropriate control parameters, eliminating the need for separate PLC programs for each model. This universal approach maintains adaptability while reducing system complexity.
Solution Approach 2:
The patent uses parameter tables that store pre-configured control parameters for different laser models. Instead of creating unique PLC programs for each model, the system copies and applies appropriate parameter sets based on model identification. This approach maintains model-specific control capability while using a unified program structure.
2Manufacturing precision
If processing programs are created for each laser oscillator model, then the accuracy of laser control is improved, but the time required for program creation and system setup increases
Solution Approach 1:
The patent pre-configures control parameters and processing programs for multiple laser models during system development. The control device includes a database of model-specific parameters that are automatically selected based on model identification. This preliminary preparation eliminates the need for time-consuming program creation during system setup while maintaining accurate control for each model.
Solution Approach 2:
The control system automatically identifies the laser oscillator model and selects the appropriate control parameters without requiring manual program creation by operators. The system serves itself by automatically configuring the correct parameters based on model detection, thereby maintaining control accuracy while eliminating program creation time.
3Reliability
If separate processing programs are prepared for each laser oscillator model, then the reliability of laser operation is improved, but the ease of operation deteriorates
Solution Approach 1:
The control system automatically detects the laser oscillator model and selects the appropriate control parameters without requiring operator intervention. This self-configuration maintains reliable model-specific control while significantly improving ease of operation, as operators simply need to initiate the automated process rather than manually configure programs.
Solution Approach 2:
The control device includes a model identification module that automatically detects which laser model is connected and provides feedback to the control system. This feedback mechanism ensures the correct parameters are applied for reliable operation while eliminating the need for operators to manually select or configure programs, thereby improving ease of operation.
Data Source
AI summary
A robot control device 30 controls a robot 40 provided with a laser oscillator 42, and comprises a storage unit 355, a selection unit 320, and a processing unit 356. The storage unit 355 stores, for each of models A-C of the laser oscillator 42, processing programs P1, P3 for executing processing to bring the laser oscillator 42 from a state of no processing to a state of completed processing. The selection unit 320 is configured to be capable of selecting the models A-C. The processing unit 356 reads, from the storage unit 355, the processing programs P1a-P1c, P3a-P3c corresponding to the model A-C selected by the selection unit 320 and executes said programs.