Spot welding apparatus

Details Spot welding apparatus Spot welding apparatus

1995-01-18

1996-06-25

Walberg, Teresa J.

Electric heating

Metal heating

For bonding with pressure

219 8631, B23K 3702

Patent

active

055302181

ABSTRACT:
In a spot welding apparatus in which a column (7) is stood on a base (5) provided with a worktable (3) for supporting work (W); and a welding arm (15) having an electrode (13) at a free end portion thereof is pivotally supported up and down at a lower portion of a support cylinder (11) hung from a support beam (9) supported by the column (7) horizontally, the spot welding apparatus comprises an arm supporting section (47) for supporting support members (49, 55, 53, 57) for pivotally supporting the welding arm (15), so as to be movable up and down relative to the support cylinder (11) and further urged upward; and an arm pressing section (37) for pressing a free end portion of the welding arm (15) downward against an urging force of the arm supporting section.

REFERENCES:
patent: 4267424 (1981-05-01), Shimatake et al.

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