Machine Tool Oscillation Axis Selection for Chip Shredding
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Solution Overview
Problem
Conventional oscillation cutting techniques along specific axes for chip shredding in machine tools require manual axis selection by users, leading to increased workload due to variability in chip shredding availability across axes, without a clear method to determine the optimal axis for oscillation.
Innovation Solution
An information processing device and control system that includes a chip shredding determination unit to assess tool and workpiece data, determining if chips are shreddable by oscillation along specific axes, and an oscillation axis selection unit to automatically choose the most suitable axis for oscillation, reducing user burden by optimizing chip shredding efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If oscillation is made along only a specific axis to reduce machine tool burden, then the burden on the machine tool is reduced, but it cannot be determined along which axis oscillation is made, leading to great work burden on the user
Solution Approach 1:
The system automatically determines the optimal oscillation axis by analyzing tool data, workpiece geometry, and machining conditions without requiring user intervention. The determination unit evaluates chip shredding availability for each axis and selects the most suitable one, allowing the system to serve itself rather than requiring manual user configuration.
Solution Approach 2:
The system evaluates multiple parameters including tool shape characteristics, workpiece geometry, machining direction, and chip shredding availability to dynamically determine the optimal oscillation axis. By changing and comparing these parameters across different axes, the system identifies the best configuration for automatic oscillation control.
2Device complexity
If oscillation direction is changed from machining course direction to different direction to reduce machine tool burden, then the burden on the machine tool is reduced in cases where inertia in specific direction is greater, but the effect depends on machine tool configuration and is not universally applicable
Solution Approach 1:
The system evaluates chip shredding availability for each feed axis by analyzing tool data, workpiece geometry, and machining conditions. It determines the optimal oscillation axis based on these parameters rather than relying on fixed rules or machine tool inertia characteristics, making the solution universally applicable across different machine tool configurations.
Solution Approach 2:
The determination unit automatically assesses which axis provides effective chip shredding by analyzing the specific tool-workpiece-machining conditions, eliminating the need for users to manually adjust oscillation directions based on machine tool inertia characteristics. The system adapts to each specific machining scenario autonomously.
Data Source
AI summary
The present invention provides a technique for reducing the workload of a machine tool user selecting one specific shaft to swing. Provided is a device 1 for controlling a machine tool that performs swinging cutting by causing only one specific shaft to swing, said device 1 for controlling a machine tool comprising: a swarf shredding determination unit 14 for determining, on the basis of tool data with which a tool shape can be recognized or relative positional relationship data pertaining to a workpiece and the tool, and movement data for causing the workpiece and the tool to move relative to each other, whether it is possible to shred swarf when performing swinging cutting by swinging only one specific shaft among a plurality of feed shafts; a swinging shaft selection unit 15 for selecting, on the basis of the result of determination by the swarf shredding determination unit 14, one specific shaft as a swinging shaft; and a swinging movement control unit 16 for controlling, on the basis of processing conditions, the one specific shaft selected by the swinging shaft selection unit 15 so as to cause the one specific shaft to swing.