Lubrication detection method for linear motion system

    公开(公告)号:US10379099B2

    公开(公告)日:2019-08-13

    申请号:US15271558

    申请日:2016-09-21

    Abstract: A lubrication detection method includes a first step is a lubricator provides an information to a processor, a second step is to detect temperature information within a predetermined time period and then to create a temperature curve and then to determine whether or not the recess in the temperature curve faces upward, and a third step of detecting a start point temperature value to form Value A, and averaging temperature values within ⅓ time period in front of the lowest point to form Value B, and average temperature values after ⅔ time period in back of the lowest point to form Value C, and determining whether or not Value B is smaller than Value A, and then determining whether or not Value B is smaller than Value C, and then generating an information of “Normal” indicative of normal lubrication.

    BALL SCREW STRUCTURE WITH DETECTION FUNCTION
    163.
    发明申请

    公开(公告)号:US20190211905A1

    公开(公告)日:2019-07-11

    申请号:US15869011

    申请日:2018-01-11

    CPC classification number: F16H25/2214 F16H25/2015

    Abstract: A ball screw structure with detection function includes a screw shaft having an external screw groove; a nut mounted to the screw shaft to be movable in an axial direction of the screw shaft and having an internal screw groove, which corresponds to the external screw groove of the screw shaft to define a loading channel between the internal screw groove of the nut and the external screw groove of the screw shaft; a ball assembly movable, through rolling, in the loading channel; and a recirculation member directly mounted to the nut and provided thereon with a microcontroller and a sensor to detect a rotation state of the screw shaft inside the nut and further formed with a recirculation passage in communication with the nut to allow the ball assembly to move and recirculate therethrough.

    LINEAR MODULE
    164.
    发明申请
    LINEAR MODULE 审中-公开

    公开(公告)号:US20190185270A1

    公开(公告)日:2019-06-20

    申请号:US15849076

    申请日:2017-12-20

    Abstract: A linear module includes: a base, a slide stage, two support frames, two retaining units and a steel belt. With the pivoting freedom given by the guide portions of the retaining units, when the slide stage moves, the rolling elements can be abutted more closely against the contact surface of the steel belt via the pivoting of the guide portions, so as to reduce the occurrence of deformation and clearance produced by the steel belt, which not only improves the sealing performance of the steel belt and operation smoothness of the linear module, but also produces a dust proof effect, thus achieving the purposes of automatically adjusting contact angle, preventing deformation while extending the life of the steel belt.

    CYCLOIDAL REDUCER
    166.
    发明申请
    CYCLOIDAL REDUCER 审中-公开

    公开(公告)号:US20190113105A1

    公开(公告)日:2019-04-18

    申请号:US15786612

    申请日:2017-10-18

    Abstract: A cycloidal reducer includes a housing, an input bushing mounted in the housing for input of a rotational force, and two speed-reduced output units, each of which includes a cycloidal disc, an output member, a cross Oldham coupling member, and a plurality of rolling elements. The cycloidal disc is mounted to the input bushing and has troughs formed in an end face thereof and each having a sidewall forming an inclined surface. The output member has troughs formed in an end face thereof. The cross Oldham coupling member has coupling sections, each having a sidewall forming an inclined surface. The coupling sections are respectively received in the troughs of the cycloidal disc and the output member. The rolling elements are arranged between the inclined surfaces of the cycloidal disc and the cross Oldham coupling member and between the sidewalls of the output member and the cross Oldham coupling member.

    Gripper-mounting mechanism
    168.
    发明授权

    公开(公告)号:US10105854B1

    公开(公告)日:2018-10-23

    申请号:US15492178

    申请日:2017-04-20

    Inventor: Chen-Ming Wong

    CPC classification number: B25J15/026

    Abstract: A gripper-mounting mechanism includes an outer shell, a motor unit, a first transmission unit, and a plurality of second transmission units. The outer shell includes spaced-apart first and second walls, and a receiving wall that extends from the second wall toward the first wall and that defines a receiving channel adapted to receive an end effector therein through an opening of the second wall. The first transmission unit includes a transmission gear unit driven by the motor unit. The second transmission units surround the receiving wall. Each of the second transmission units includes a grip member driven movably by the transmission gear unit. The grip members are movable relative to the outer shell toward or away from each other.

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