Exchangeable gun arm welding gun and gun arm exchange apparatus

Details Exchangeable gun arm welding gun and gun arm exchange apparatus Exchangeable gun arm welding gun and gun arm exchange apparatus

1989-02-28

1990-03-20

Shaw, Clifford C.

Electric heating

Metal heating

For bonding with pressure

219 8625, 219119, 901 42, B23K 1130

Patent

active

049103733

ABSTRACT:
The gun arm has a tail end portion provided with a flange with notches therein and a tapered portion extending rearwards from the flange. The arm holder on the gun body has a tapered hole formed to allow the tapered portion to be fitted thereinto via a receiving recess. Locking projections corresponding in shape to the notches of the flange are provided along the inner circumference of the opening end of the receiving recess. The exchange apparatus includes a gun arm indexing magazine with a plurality of gun arm holders, and a transfer device for transferring gun arms back and forth between the magazine and the welding gun.

REFERENCES:
patent: 3238352 (1966-03-01), Kollmann et al.
patent: 4762976 (1988-08-01), Miller et al.
patent: 4794221 (1988-12-01), Takabe et al.

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