Automatic dotting machine for manufacture of heat sink for...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Article handling

Reexamination Certificate

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Details

C700S165000

Reexamination Certificate

active

07346426

ABSTRACT:
An automatic dotting machine (100) includes a feeding device (10) for unloading workpieces (200) one by one with the same interval, a conveying device (40) for conveying the workpieces to a predetermined dotting region, a sensor unit (70, 251) for detecting whether the workpieces reach the predetermined dotting region, a programmed control unit (30) for controlling the whole process of the dotting and receiving signal detected by the sensor unit and then sending out a command, a sliding device for moving the workpieces to a predetermined dotting position after receiving the command of the programmed control unit, a positioning device for clamping and positioning the wokpieces to the predetermined position to be dotted, and a punching device (24) for punching dents on the workpieces after the workpieces are positioned at the predetermined position.

REFERENCES:
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patent: 4435143 (1984-03-01), Dempsey
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patent: 4602541 (1986-07-01), Benzinger et al.
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patent: 5733079 (1998-03-01), Jessee et al.
patent: 6070540 (2000-06-01), Nomura et al.
patent: 6393693 (2002-05-01), Finocchi
patent: 2001/0054223 (2001-12-01), Yamanashi et al.

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