发明名称 Gripper and method for detaching packaged chip from PCB
摘要 A gripper for detaching a packaged chip from a PCB. The gripper comprises a plurality of hooks, elastic slices, and a heating device. These hooks are used for gripping and hooking the packaged chip. Each hook includes a chip-upholding part and a chip-gripping part, wherein the chip-gripping part is used for gripping the packaged chip, and the chip-upholding part is used for hooking the packaged chip in the gap. These elastic slices are used for providing the elasticity. Each elastic slice comprises a fastened end and a flexible end, wherein the flexible end connects the chip-gripping part and results the hook gripping the packaged chip. The heating device is used for heating the packaged chip to melt the solder balls. Wherein all the bonded fastened ends are exerted an upward force, and the gripper detaches the packaged chip from the PCB when the solder balls of the packaged chip are melted.
申请公布号 US7004371(B2) 申请公布日期 2006.02.28
申请号 US20030458266 申请日期 2003.06.11
申请人 PRIMAX ELECTRONICS LTD. 发明人 CHIN HOU-GING
分类号 B23K31/00;B23K1/018;B23K31/02 主分类号 B23K31/00
代理机构 代理人
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