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    • 3. 发明授权
    • Tool wear sensors
    • 工具磨损传感器
    • US4551808A
    • 1985-11-05
    • US480564
    • 1983-03-30
    • Stanley K. SmithDonald J. Rozsi
    • Stanley K. SmithDonald J. Rozsi
    • B23Q17/09G06F15/46
    • B23Q17/0947
    • A method of monitoring the performance of a cutting tool which moves relative to a workpiece through a cycle including the steps of dividing the cycle into a plurality of increments, sensing the function of force applied to the tool during each of the increments, determining and storing the highest function of force and lowest function of force applied to the workpiece during each of the increments, setting a maximum differential function of force limit, calculating the difference between the highest and lowest function of force sensed during each increment and comparing the calculated function of force differential with the set maximum function of force differential and establishing a signal when the calculated function of force differential exceeds the set maximum differential. In the preferred embodiment, the function of force is torque.
    • 一种监测通过循环相对于工件移动的切削工具的性能的方法,包括以下步骤:将循环分成多个增量,感测在每个增量期间施加到工具的力的功能,确定和存储 在每个增量期间施加到工件的力的最大功能和最小的作用力的功能,设定力极限的最大差分功能,计算每次增量期间感测到的力的最高和最低功能之间的差异,并比较 力差与设定的最大功能力差异,当计算功能的力差超过设定的最大差值时建立信号。 在优选实施例中,力的作用是扭矩。
    • 6. 发明授权
    • Control for electrically actuated shifting mechanism
    • 电动换挡机构的控制
    • US5894208A
    • 1999-04-13
    • US508810
    • 1995-07-28
    • Alan R. DavisLeo A. KominekDaniel P. JaneckeDonald J. Rozsi
    • Alan R. DavisLeo A. KominekDaniel P. JaneckeDonald J. Rozsi
    • F16H61/04F16H61/28F16H61/32F16H61/34F16H63/20F16H59/00
    • F16H61/32
    • A control method/system for controlling the operation of an electric motor (32, 42) actuated shifting mechanism (28) is provided, which includes a procedure for periodically relieving trapped frictional forces in the shifting mechanism and associated linkages (30, 38, 40). At initiation of a shifting operation (60), or periodically (66) during a shifting operation, the level of energization of the electric motor is reduced from the full target energization level thereof (68) to a minimal level (70) for a relatively short period of time (72) and then returned to the target energization level thereof. Preferably, the level of energization is returned in a 2-step process comprising stepping the level of energization to an intermediate level (76) and then ramping the level of energization from the intermediate value to the level of full target energization thereof in a ramped fashion.
    • 提供了一种用于控制电动机(32,42)致动换挡机构(28)的操作的控制方法/系统,其包括用于周期性地释放换档机构中的被困的摩擦力和相关联的联动装置(30,38,40 )。 在变速操作(60)或在变速操作期间周期性地(66)开始时,相对于电动机的通电水平从其全目标通电水平(68)降低到最小水平(70) 短时间(72),然后恢复到目标通电水平。 优选地,激励水平以两步过程返回,包括将通电电平梯级到中间电平(76),然后以渐变的方式将通电电平从中间值斜升到完全目标通电的水平 。