Surface Roughness Display for Oscillation Turning Control
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Solution Overview
Problem
Existing technologies fail to easily determine the surface roughness of a workpiece during oscillation-cutting, making it difficult to set optimal oscillation conditions for improving machining quality.
Innovation Solution
A display device that calculates and displays surface roughness data based on the relative cutting feed speed and tool shape, allowing users to easily check surface roughness at arbitrary positions on the workpiece.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If oscillation-cutting is performed with changing cutting intervals, then machining quality varies at different positions, but it becomes difficult to check and discuss surface roughness at specific positions
Solution Approach 1:
The patent creates a visual copy (display image) of the workpiece that replicates the actual surface roughness distribution. The display unit generates an image showing surface roughness at different positions, allowing operators to review machining quality without physically measuring each position. This copying approach preserves surface roughness information in an accessible visual format.
Solution Approach 2:
The patent introduces a control device as an intermediary between the oscillation-cutting process and the operator. This control device calculates surface roughness based on machining conditions and tool shape, then displays the results. The intermediary translates complex machining parameters into understandable surface roughness information, facilitating quality assessment and discussion.
2Manufacturing precision
If machining conditions are changed to improve surface roughness, then calculation complexity increases, but without visualization it remains difficult to discuss optimal conditions
Solution Approach 1:
The patent replaces physical measurement systems with computational calculation and visual display. Instead of using complex measurement devices to physically assess surface roughness at multiple positions, the system calculates surface roughness from machining conditions and tool shape data, then displays the results. This substitution simplifies the overall system while providing comprehensive quality information.
Data Source
AI summary
Provided is a display device and a computer program with which it is possible to easily confirm the surface roughness of a workpiece during a turning process. The display device comprises: a surface roughness calculation unit for calculating data pertaining to the surface roughness of a workpiece during a turning process in which the feeding speed for relative cutting between the workpiece and equipment changes, on the basis of the feeding speed in the feeding direction for the relative cutting between the workpiece and the equipment and the shape of the equipment; and a display control unit for performing control, on the basis of the calculated data pertaining to the surface roughness and a display configuration that was configured in advance, such that the data pertaining to the surface roughness of the workpiece is displayed on a display unit.