Apparatus and method for lobing and thermal-damage control in shoe
centerless grinding
    11.
    发明授权
    Apparatus and method for lobing and thermal-damage control in shoe centerless grinding 失效
    在无心磨削中进行破碎和热损伤控制的装置和方法

    公开(公告)号:US06148248A

    公开(公告)日:2000-11-14

    申请号:US982733

    申请日:1997-12-02

    Abstract: A control system by which, the lobing and thermal-damage on a component surface will be eliminated and a component of a circular cross-section is capable of being ground with ultra-precision and high quality surface finish. The system includes (i) an automatic controlled supporting device, by which the periphery support of circular component of any size is auto-formed in a most stable work-holding condition; (ii) a flexible rear-shoe with active filtering mechanism, by which the high frequency lobing will be removed and the heat generated in the contact area between the workpiece and rear-shoe will be reduced by the self-lubrication of rear-shoe; (iii) an on-line vision-based temperature monitoring and control device, by which the overheat on the workpiece is controlled; (iv) an on-line phase precession lobing control algorithm, by which the lobing will be effectively suppressed in a rounding process.

    Abstract translation: 一种控制系统,通过该系统可以消除零件表面上的破裂和热损伤,并且圆形横截面的部件能够以超精密和高质量的表面光洁度进行研磨。 该系统包括(i)自动控制支撑装置,通过该自动控制支撑装置,任何尺寸的圆形部件的周边支撑在最稳定的工作保持状态下自动形成; (ii)具有主动过滤机构的柔性后鞋,通过该柔性后鞋可以去除高频波纹,并通过后鞋的自润滑来减少在工件和后靴之间的接触区域中产生的热量; (iii)在线视觉温度监测和控制装置,通过该装置控制工件上的过热; (iv)在线相位进动跳动控制算法,通过该算法可以在四舍入处理中有效地抑制波峰。

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