| 摘要 |
<p>An industrial robot, in which the length of an arm tube (120) can be varied as necessary, consisting of an elbow portion (110) having driving gears (10, 12, 14), which are used to obtain a rotary force, at the outer ends of a plurality of coaxial, annular members (16, 18, 20), and connecting ends with pins (40, 42) and a connecting end with bolts (56) at the inner ends thereof; an arm tube (120) composed of coaxially-arranged members and capable of being connected detachably to the elbow portion (110); and a wrist driving portion (130) composed of coaxially-arranged members, connected detachably to the arm tube (120) by pins (48, 50) and bolts (58) and having gears (66, 68) for transmitting a rotary force to a wrist (88).</p> |
