发明名称 |
Wrist mechanism of industrial robot |
摘要 |
PCT No. PCT/JP97/00746 Sec. 371 Date Apr. 2, 1998 Sec. 102(e) Date Apr. 2, 1998 PCT Filed Mar. 10, 1997 PCT Pub. No. WO97/37817 PCT Pub. Date Oct. 16, 1997A wrist mechanism of an industrial robot comprises: spline teeth (2A) formed in the outer circumference of the end portion of a bending drive shaft (2) which is provided inside of an arm (1); spline grooves (2B) which are formed in the inner circumference of a first bevel gar (21) and are engaged with the spline teeth (2A); spline teeth (3A) formed in the outer circumference of the end portion of a revolving drive shaft (3); a hollow cylindrical intermediate shaft (30) having one end portion in the inner circumference of which spline grooves (3B), which are engaged with the spline teeth (3A); are formed, and the other end portion to the outer circumference of which a second bevel gear (31) is secured; a bearing (301) through which the one end portion of the intermediate shaft (30) is supported on the first bevel gear (21); and bearings (22 and 24) through which the other end portion of the intermediate shaft (30) is supported on a stationary gear box (45).
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申请公布号 |
US5934148(A) |
申请公布日期 |
1999.08.10 |
申请号 |
US19980973259 |
申请日期 |
1998.04.02 |
申请人 |
KABUSHIKI KAISHA YASKAWA DENKI |
发明人 |
HANIYA, KAZUHIRO;MATSUSHITA, SHIGEO |
分类号 |
B25J9/10;B25J17/02;(IPC1-7):B25J17/00 |
主分类号 |
B25J9/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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