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When the factory is testing the sizing machine, there are a number of parts with concave and convex arc surface, and the precision requires IT7~IT8. In the past, the processing of concave and convex arc surfaces generally used integral flat-body forming turning tools, prism-shaped forming turning tools and round-shaped forming turning tools. Since these tools are not only complicated to manufacture, but also costly to process, and our factory does not have an optical curve grinding machine, the tool forming The accuracy of the arc surface is also difficult to meet the requirements. For this we have designed a
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