Patent ID: 8973459
Filing Date: 2015-03-10
Classification: B25J,Y10S,Y10T

Abstract:
1. A parallel link robot, comprising: a first arm including a first joint portion; a second arm including a second joint portion swingably engaging with the first joint portion, the second arm being connected to the first arm to make up a link mechanism; and a biasing mechanism unit which biases the second joint portion toward the first joint portion, wherein the biasing mechanism unit includes a connection member attached to the second arm, the connection member including a locking portion configured to lock the connection member to the second arm; wherein the locking portion includes a first locking portion, the connection member being formed into a tubular shape to have an inner circumferential surface, the first locking portion being made up of a protrusion portion or a groove portion and being provided on the inner circumferential surface of the connection member, and wherein the second arm includes an attachment pin configured to attach the connection member, the attachment pin having an outer circumferential surface and a second locking portion provided on the outer circumferential surface and made up of a groove portion or a protrusion portion, the second locking portion being engaged with the first locking portion.