Invention Grant
- Patent Title: Control apparatus
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Application No.: US15933600Application Date: 2018-03-23
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Publication No.: US10727104B2Publication Date: 2020-07-28
- Inventor: Kosuke Ueda
- Applicant: DAIHEN Corporation
- Applicant Address: JP Osaka
- Assignee: DAIHEN Corporation
- Current Assignee: DAIHEN Corporation
- Current Assignee Address: JP Osaka
- Agency: Troutman Sanders LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@218ad8ec
- Main IPC: H01L21/687
- IPC: H01L21/687 ; H01L21/677 ; G05B19/402 ; G05B19/416

Abstract:
In order to solve a problem that a large load is applied to a particular shaft of a transfer robot in accordance with acceleration during transfer of a transfer target, a control apparatus for controlling a transfer robot having a hand portion and an arm portion includes: a calculating portion that calculates an inclination angle that is an angle of a leading shaft, which is a horizontal shaft on a leading end side of the arm portion, and a vertical velocity that is a velocity in an upper-lower direction of the hand portion such that, during movement of the transfer target, among moments that are applied to the leading shaft, a first moment according to force of inertia in association with the movement and a second moment according to the gravity weaken each other, and that a normal velocity component that is a velocity component of the hand portion in a normal direction of the transfer target is reduced; and a control portion that controls the arm portion according to a result of the calculation. Since control is performed such that the first and second moments are allowed to weaken each other, it is possible to reduce loads that are applied to the leading shaft during movement.
Public/Granted literature
- US20180286741A1 CONTROL APPARATUS Public/Granted day:2018-10-04
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