Robot and manufacturing method for robot
First Claim
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1. A robot, comprising:
- a robot arm including a first member, whereinthe first member includes;
a motor including a rotor, a rotor shaft, and a stator;
a housing including a motor incorporating recess, in which the motor is positioned and housed,the motor incorporating recess including a positioning section for the stator and a heat radiation groove section on a sidewall of the motor incorporating recess; and
a heat radiation member which is filled in the heat radiation groove section is located on the stator,wherein the positioning section is a step within the motor incorporating recess which abuts a stepped portion of the stator such that the stator extends along a portion of both walls of the housing forming the step of the motor incorporating recess, andwherein the heat radiation member contacts only one wall of the step in the motor incorporating recess and is filled between a sidewall of the motor incorporating recess and the stator.
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Abstract
A robot includes a base, a multi-joint arm provided in the base, and a wrist member configuring a part of the multi-joint arm. The wrist member includes: a motor including a rotor, a rotor shaft, and a stator; and a housing including a motor housing recess, in which the motor is positioned and housed, and forming an external shape of the wrist member. The housing has a motor incorporating recess including a positioning section for the stator, a hole section for fixing the stator incorporated in the motor incorporating recess, and a heat radiation groove section on a sidewall of the motor incorporating recess. A heat radiation member is filled in the heat radiation groove section.
64 Citations
21 Claims
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1. A robot, comprising:
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a robot arm including a first member, wherein the first member includes; a motor including a rotor, a rotor shaft, and a stator; a housing including a motor incorporating recess, in which the motor is positioned and housed, the motor incorporating recess including a positioning section for the stator and a heat radiation groove section on a sidewall of the motor incorporating recess; and a heat radiation member which is filled in the heat radiation groove section is located on the stator, wherein the positioning section is a step within the motor incorporating recess which abuts a stepped portion of the stator such that the stator extends along a portion of both walls of the housing forming the step of the motor incorporating recess, and wherein the heat radiation member contacts only one wall of the step in the motor incorporating recess and is filled between a sidewall of the motor incorporating recess and the stator. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification
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Current AssigneeSeiko Epson Corporation (Seiko Group)
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Original AssigneeSeiko Epson Corporation (Seiko Group)
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InventorsKirihara, Daisuke
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Primary Examiner(s)Cook, Jake
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Application NumberUS14/481,069Publication NumberTime in Patent Office1,141 DaysField of SearchUS Class CurrentCPC Class CodesB25J 17/02 Wrist jointsB25J 18/005 having a curved shapeB25J 19/0025 Means for supplying energy ...B25J 19/0075 Means for protecting the ma...B25J 9/06 characterised by multi-arti...Y10S 901/15 Jointed armY10S 901/28 JointY10S 901/29 WristY10T 29/49963 Threaded fastenerY10T 74/20311 including power cable or co...Y10T 74/20317 including electric motorY10T 74/20329 Joint between elements
