摘要 |
A transfer apparatus comprises a driving-side parallel link including first and second driving arms, a hydraulic actuator for swinging the first and second driving arms, a driven-side parallel link including first and second driven arms coupled with the first and second driving arms, respectively, suckers attached to the first and second driven arms to hold an object of transfer, a first transmission member attached to the first driving arm and having a cam follower for transmitting the swing displacements of the driving arms to the driven arms, and a second transmission member attached to the second driven arm and having a cam opening to engage the cam follower to receive the swing displacements of the driving arms through the cam follower.
|