Two Technological Achievements of Jack Machine Tools Passed New Product Appraisal
The appraisal committee has oppugned the two achievements sufficiently through learning the trial manufacturing report and inspection on the spot and after discussion, the experts thought these two new products have employed the hardened steel and the super-high speed grinding process, CBN grinding wheel and developed and applied the locus tracking follow up grinding process and the related software, established the non-circularity figure mathematical model, achieved the composite grinding of circularity figure and non-circularity figure, solved the problem on the process of abnormal components such as non-circularity figure; the company developed the hydrostatic –dynamic bearing high frequency high speed electric spindle unit, linear motor & cylindrical hydrostatic guiding rail guide rail combination precision feed system, and super-high speed built-in dynamic balance grinding device independently. The sample mill was confirmed that its manufacturing precision and processing precision all accorded with the related national standard after the detection of provincial machinery products quality supervision and detection station.
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