Patent ID: 9064919
Filing Date: 2015-06-23
Classification: B25J,H01L,Y10S

Abstract:
1. An industrial robot for taking a transfer object out of a storing section where the transfer object is stored, and bringing the transfer object into the storing section, the industrial robot comprising: a first hand and a second hand, each of which is configured to grasp the transfer object; a first arm that supports the first hand so as to keep the first hand rotatable at a top end side of the first arm, the first arm being configured to expand at a time of taking the transfer object out of the storing section, and to retract at a time of bringing the transfer object into the storing section; a second arm that supports the second hand so as to keep it rotatable at a top end side of the second arm, the second arm being configured to expand at a time of taking the transfer object out of the storing section, and to retract at a time of bringing the transfer object into the storing section; a driving mechanism for expanding and retracting the first arm and the second arm; and a main body section that houses a part of the driving mechanism; wherein the first arm comprises: wherein the second arm comprises: wherein a turning center of the first arm portion and a turning center of the third arm portion are placed coaxially; wherein, in a view from an upper elevation over the industrial robot when the first arm and the second arm are retracted, the first arm and the second arm are so constructed as to be almost line-symmetric with respect to an imaginary line that passes through the turning center of the first arm portion and the third arm portion; wherein the first arm portion, the third arm portion, the second arm portion, and the fourth arm portion are placed in this order from a lower side to a higher side, in a view from a horizontal direction; wherein the driving mechanism comprises: wherein placed in the main body section are: