| 摘要 |
A stage of a PCB exposure apparatus is provided to cut down a cost due to one supporting guide manufacture and improve space utilization by making the size of the stage smaller. A PCB exposure apparatus comprises a supporting plate and an actuator. The actuator is fixed to the supporting plate and moves PCB. One or more supporting guides(20) are installed in the supporting plate. The supporting guide is made of a base(21) and a supporting shaft(25). A supporting shaft is protruded in the base inner side and moves with being contacted to the lower-part of an adsorption plate. The center hole is formed in the upper side center of the base. A plural side holes are formed from an upper side to a side in the outer circumference of the base.
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