Robot Teaching Control for Workpiece Loading Into Machine Tool Fixtures
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Solution Overview
Problem
Current systems require skilled personnel to spend significant time and effort on accurately teaching robots to supply workpieces to fastening mechanisms, which is challenging for workers unfamiliar with robots and can hinder machining accuracy.
Innovation Solution
A robot control device that includes a communication unit for transmitting and receiving signals related to the operation state of the fastening mechanism, a storage unit for storing signal specifications, and a teaching unit for setting these signals, facilitating the teaching of operation procedures for robots to supply workpieces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If accurate teaching is performed to ensure workpiece center alignment and orientation with the fastening mechanism, then machining accuracy is improved, but the time and effort required for teaching increases significantly
Solution Approach 1:
The robot control device automatically performs teaching operations by itself. The teaching unit generates teaching data autonomously based on communication with the fastening mechanism, eliminating the need for skilled operators to manually perform time-consuming teaching procedures. The system serves itself by automatically acquiring mechanism information and generating the corresponding teaching programs.
Solution Approach 2:
The patent replaces manual mechanical teaching operations with an automated information processing system. Instead of skilled workers physically adjusting and teaching robot positions, the system uses communication units to exchange digital signals and teaching units to automatically generate teaching data, substituting human mechanical operations with automated computational processes.
2Manufacturing precision
If detailed teaching is performed for workpiece posture and orientation alignment, then machining accuracy is improved, but the difficulty of operation increases for unskilled workers
Solution Approach 1:
The teaching unit automatically performs the complex task of reconciling workpiece posture and orientation with the fastening mechanism. Instead of requiring operators to understand complex robot coordination, the system autonomously communicates with the mechanism, acquires its information, and generates appropriate teaching data without human intervention in the technical details.
Solution Approach 2:
The teaching unit acts as an intermediary between the robot control and the fastening mechanism. It handles the complex communication and data processing required for accurate alignment, shielding operators from technical complexity while ensuring precise workpiece posture and orientation through automated intermediate processing.
3Manufacturing precision
If complex teaching procedures are implemented for robot and fastening mechanism coordination, then machining accuracy is improved, but device complexity increases
Solution Approach 1:
The patent combines the teaching functionality with the robot control device itself. Instead of requiring separate complex teaching systems or external equipment, the control device integrates communication units and teaching units that work together to automatically generate teaching data, merging multiple functions into a unified system that reduces overall complexity.
Solution Approach 2:
The robot control device performs multiple functions: it controls the robot operations, communicates with the fastening mechanism, acquires mechanism information, and generates teaching data. This multi-functional integration eliminates the need for separate dedicated teaching equipment, reducing system complexity while maintaining coordination accuracy.
Data Source
AI summary
This robot control device is capable of easily giving instructions on an operating procedure for causing a robot to feed a workpiece to a fixation mechanism, and performs control on the robot that feeds and extracts a workpiece to and from the fixation mechanism of a machine tool. The robot control device comprises: a communication unit which transmits and receives a signal for ordering or checking the operating condition of said fixation mechanism; a memory unit which stores therein the specification of the signal transmitted or received by the communication unit; and an instruction unit which sets the signal transmitted or received by the communication unit.