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  • The beating of the ring gear is extremely poor

    The beating of the ring gear is extremely poor

    30 Oct 2017

    The center of the workpiece bore does not coincide with the center of rotation of the machine table   The reason A   related machine tools, fixtures:   1) Worktable radial runout large   2) mandrel wear or radial runout large   3) the upper and lower...

  • Tooth profile periodic error

    Tooth profile periodic error

    25 Oct 2017

    Reason   1) After the hob is installed, the radial runout or the axial movement is large   2) Machine table rotation is not uniform   3) Cross-wheel or sub-tooth exchange gear installation eccentric or tooth surface bump   4) The turret skateboard is...

  • Blade tooth profile is not normal

    Blade tooth profile is not normal

    23 Oct 2017

    Reason (1) Asymmetric toothed (2) Hob is not properly installed   (3) After the hobbing, the radial error of the front blade surface is large   (4) Hob grinding, the helix angle or lead error   (5) Hob mounting angle error is too large Countermeasure...

  • Tooth profile is not normal

    Tooth profile is not normal

    18 Oct 2017

       Tooth surface edge, hob tooth error is too large or sub-tooth incompetent instantaneous speed comparison changes, the workpiece defect status of four  Reason: (1) after the hob blade grinding, the tooth isomeric poor (2) hob axial movement (3) hob...

  • The number of teeth is not correct

    The number of teeth is not correct

    16 Oct 2017

    Main reason   1) Partial tooth exchange gear adjustment is not correct   2) hob selection error   3) The workpiece blank size is not correct   4) When rolling the helical gear, the additional movement direction is wrong Solutions   1) Re-adjust the s...

  • The cutter blade is used for maintenance and sharpening

    The cutter blade is used for maintenance and sharpening

    11 Oct 2017

       Blade sharpening    The cutting performance of the mechanical blade depends to a considerable extent on the quality of the grinding mill, and the quality of the grinding blade depends on the grinding equipment and the reasonable grinding process. ...

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