| 摘要 |
There is provided a pivoting apparatus of an industrial robot including: a brake 40 that is fixed to a motor shaft 30 s of a motor 30 to halt the motor 30 ; an encoder 50 that is fixed to the motor shaft 30 s to detect the pivoting angle of the motor 30 ; a speed reducer 60 that is coupled with the motor shaft 30 s to form a communicating hollow portion, that is fixed to and coupled with a pivoting-side arm 20 , and that reduces the rotation speed of the motor 30 ; a pipe-supporting bearing 72 that is provided in a fixed-side arm 10 and that is communicated with the communicating hollow portion; and a low-speed pivoting pipe 70 whose one end is fixed to and coupled with the pivoting-side arm 20 and the other end of which is fixed to the pipe-supporting bearing 72 , and through which a cable 80 is wired.
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