Driving arm with multiple degrees of freedom and twin-armed robot using same

    公开(公告)号:US11318604B2

    公开(公告)日:2022-05-03

    申请号:US16494610

    申请日:2018-02-28

    Abstract: The present disclosure discloses a multi-degree-of-freedom driving arm and a dual-arm robot using the arm, the multi-degree-of-freedom driving arm comprises a single-degree-of-freedom driving module and a plurality of dual-degree-of-freedom driving modules, and the single-degree-of-freedom driving module and the dual-degree-of-freedom driving module located at the innermost side are coupled to each other; the dual-degree-of-freedom driving module has two orthogonal rotational degrees of freedom, and comprises a first driving mechanism that is configured to drive the dual-degree-of-freedom driving module to rotate in the first rotational degree of freedom, and a second driving mechanism that is configured to drive the dual-degree-of-freedom driving module to rotate in the second rotational degree of freedom; the first driving mechanism of the dual-degree-of-freedom driving module located on outer side is disposed on the second driving mechanism of the dual-degree-of-freedom driving module adjacent thereto and located on inner side. The robot has seven degrees of freedom for each arm, so that it is flexible and suitable for performing various complicated tasks; the robot has low cost and compact structure, and the energy density of the self-structure per unit volume is maximized; the arm has a modular structure that ensures excellent interchangeability and saves on maintenance costs.

    DRIVING ARM WITH MULTIPLE DEGREES OF FREEDOM AND TWIN-ARMED ROBOT USING SAME

    公开(公告)号:US20200206907A1

    公开(公告)日:2020-07-02

    申请号:US16494610

    申请日:2018-02-28

    Abstract: The present disclosure discloses a multi-degree-of-freedom driving arm and a dual-arm robot using the arm, the multi-degree-of-freedom driving arm comprises a single-degree-of-freedom driving module and a plurality of dual-degree-of-freedom driving modules, and the single-degree-of-freedom driving module and the dual-degree-of-freedom driving module located at the innermost side are coupled to each other; the dual-degree-of-freedom driving module has two orthogonal rotational degrees of freedom, and comprises a first driving mechanism that is configured to drive the dual-degree-of-freedom driving module to rotate in the first rotational degree of freedom, and a second driving mechanism that is configured to drive the dual-degree-of-freedom driving module to rotate in the second rotational degree of freedom; the first driving mechanism of the dual-degree-of-freedom driving module located on outer side is disposed on the second driving mechanism of the dual-degree-of-freedom driving module adjacent thereto and located on inner side. The robot has seven degrees of freedom for each arm, so that it is flexible and suitable for performing various complicated tasks; the robot has low cost and compact structure, and the energy density of the self-structure per unit volume is maximized; the arm has a modular structure that ensures excellent interchangeability and saves on maintenance costs.

    Automated polishing system and method

    公开(公告)号:US10144108B2

    公开(公告)日:2018-12-04

    申请号:US14888029

    申请日:2014-10-24

    Abstract: An automated polishing system includes a workbench, a transport unit and a polishing unit, wherein the transport unit is provided with a transport surface and a transport drive configured to drive the transport surface to move horizontally, and the polishing unit includes a supporting portion, a holding arm rotatably connected to the supporting portion, a holder connected to the holding arm, a horizontal drive configured to drive the supporting portion to move horizontally, a vertical drive configured to drive the supporting portion to move vertically, a horizontally rotating drive configured to drive the holding arm to rotate in a horizontal direction, a vertically rotating drive configured to drive the holder to rotate in a vertical direction, a polishing shaft, a polishing rotating device configured to drive the polishing shaft, and a polishing drive configured to drive the polishing shaft to move towards the holder for reciprocating motion.

    METHOD FOR CREATING KNOWLEDGE REPRESENTATION MODEL FOR PRODUCT

    公开(公告)号:US20210026997A1

    公开(公告)日:2021-01-28

    申请号:US16995786

    申请日:2020-08-17

    Abstract: A method for creating a knowledge representation model for a product includes: systematically capturing and representing knowledge and experience generated in product design and production processes, classifying the knowledge into five aspects, namely requirement, function, behavior, structure and evolution, and transforming unstructured tacit knowledge into structured knowledge in terms of know-what, know-how and know-why. Based on the knowledge representation model and knowledge bases, the present invention can be used to guide the construction of corresponding geometric model libraries, material libraries and process libraries, etc., and then to create design big data. The present invention can also be combined with an intelligent recommendation algorithm to intelligently recommend relevant data, information and knowledge based on the design engineers' working context and tasks undertaken. In addition, the present invention can be applied to knowledge management in the engineering design process, creating design big data, and then intelligently generating and optimizing design schemes.

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