Machine Tool Table Speed Setting Based on Workpiece Weight
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Solution Overview
Problem
Manual parameter setting for machine tool table speed often fails to account for the actual weight of objects on the table, leading to inefficient machining cycles, potential damage to the machine tool, and compromised accuracy.
Innovation Solution
A parameter setting device that automatically sets table speed parameters based on the weight of objects by using an operation control unit, positional change obtaining unit, and storage unit to determine optimal parameters through predetermined operations and positional changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If parameters are manually set, then ease of operation is maintained, but manufacturing precision and reliability deteriorate due to inappropriate parameter values
Solution Approach 1:
The system automatically determines table speed parameters by measuring the actual positional change during predetermined operations and comparing it with expected values. The control unit self-adjusts parameters based on the calculated weight of objects on the table, eliminating the need for manual parameter setting while ensuring accuracy.
Solution Approach 2:
The system obtains actual positional change data during table operations and uses this feedback to calculate the weight of objects on the table. This feedback mechanism allows the system to automatically adjust speed parameters to match actual loading conditions, improving precision without manual intervention.
2Reliability
If parameters are set for heavier weight, then reliability is improved, but productivity decreases due to lengthened machining cycle time
Solution Approach 1:
The system dynamically adjusts table speed parameters based on the actual weight of objects on the table. By measuring positional change during operations and calculating actual load, the system optimizes speed settings in real-time, ensuring safety for heavy loads while maximizing speed for lighter loads to maintain productivity.
Solution Approach 2:
The system changes speed parameters automatically based on calculated weight from positional change measurements. This allows optimal parameter selection for each specific loading condition, preventing overly conservative settings that would reduce productivity while maintaining reliability.
3Productivity
If parameters are set for lighter weight, then productivity is improved, but reliability deteriorates due to potential machine tool damage
Solution Approach 1:
The system dynamically determines appropriate speed parameters by measuring actual positional change during operations and calculating the weight of objects on the table. This dynamic adjustment ensures that productivity is maximized for light loads while reliability is maintained for heavy loads through automatic parameter optimization.
Solution Approach 2:
The system replaces manual parameter setting with an automated measurement and calculation system that uses positional change data to determine appropriate speed parameters. This substitution eliminates the risk of incorrect manual settings while optimizing both productivity and reliability.
4Manufacturing precision
If automatic parameter setting is implemented, then manufacturing precision is improved, but device complexity increases
Solution Approach 1:
The control unit performs multiple functions: it controls table operations, obtains positional change data, calculates weight from the data, and automatically sets speed parameters. By consolidating these functions into a single control system, the patent achieves high precision without proportionally increasing overall device complexity.
Solution Approach 2:
The system uses the machine tool's own operational data (positional change during predetermined operations) to automatically determine parameters. This self-service approach eliminates the need for external measurement devices or complex manual procedures, achieving high precision with minimal added complexity.
Data Source
AI summary
A parameter setting device is configured to set a parameter relating to a speed of a table of a machine tool in accordance with the weight of an object placed on the table. The parameter setting device includes: an operation control unit configured to provide control such that the table is operated according to a predetermined operation; a positional change obtaining unit configured to obtain a positional change of the table; a storage unit that stores the parameter corresponding to the positional change caused when the table is operated according to the predetermined operation; and a parameter setting unit configured to set, by using the storage unit, the parameter based on the positional change obtained by the positional change obtaining unit when the operation control unit operates the table according to the predetermined operation.