| 摘要 |
A pickhead apparatus capable of picking and placing integrated circuits is disclosed. The pickhead apparatus includes a drive bar assembly having one or more drive bars that move in a linear manner. The pickhead apparatus also includes a motor assembly including a first servomotor and a second servomotor. The pickhead apparatus further includes a cam assembly operatively coupled to and between the drive bar and motor assemblies. The cam assembly includes a cam arrangement that is actuated by the first servomotor so as to select a particular drive bar of the drive bar assembly, and a drive frame that is actuated by the second servomotor so as to drive the particular drive bar when selected by the cam arrangement.
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