Welding quality decision apparatus and welding machine provided

Details Welding quality decision apparatus and welding machine provided Welding quality decision apparatus and welding machine provided

1999-05-28

2000-11-28

Shaw, Clifford C.

Electric heating

Metal heating

For bonding with pressure

B23K 1125

Patent

active

061538485

ABSTRACT:
A welding quality decision apparatus having a high precision and a welding machine provided with the apparatus are provided. The welding quality decision apparatus according to the present invention is provided with a temperature detection apparatus for detecting a surface temperature of a member to be welded at a welding point after welding, a decision apparatus for comparing a temperature detection value detected thereby with a comparative reference value, and a control apparatus for controlling a welding machine on the basis of the decision result. Also, the welding machine according to the present invention is provided with above-described welding quality decision apparatus.

REFERENCES:
patent: 2399453 (1946-04-01), Sinclair
patent: 3681563 (1972-08-01), Lifshits et al.
patent: 4296305 (1981-10-01), Lifshits et al.
patent: 4645896 (1987-02-01), Baba et al.
patent: 5304768 (1994-04-01), Ishizaka
patent: 5714734 (1998-02-01), Peterson et al.

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