JPH01114190U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is an explanatory diagram of one embodiment of the present invention, Fig. 2 is a detailed view taken along arrow A-A in Fig. 1, Fig. 3 is an explanatory diagram of welding a single tube and fin, and Fig. 4 is a diagram of a conventional device. It is an explanatory diagram. In the figure, 1 is a single tube, 2 is a fin, 4 and 5 are feed rollers, 6 is a welding torch, 7 is a lateral outer end of the fin, and 9
are fin side guide rollers, 10 and 11 are the upper and lower surfaces of the fins, 13 and 14 are upper and lower support rollers, 16, 17 and 18 are sliding members, threaded members and threaded rods (lateral moving devices), respectively;
26 is an L-shaped lever (connection lever), 31 and 32 are piston rods and fluid cylinders (fixed operating body)
, 36 indicate adjustment bolts.

Claims (1)

[Scope of utility model registration request] On the downstream side of the single tube and the fin, which are moved in the longitudinal direction by the feed roller after welding, are a fin side guide roller that contacts the outer end portions of both sides of the fin, and an upper portion that contacts the upper and lower surfaces of the fin. a lower support roller; a lateral movement device for the side guide roller relative to the outer end of the fin; a vertical movement device for the upper support roller relative to the upper surface of the fin by a fixed operating body and a connecting lever; A single tube fin automatic welding device characterized by being equipped with an adjustment bolt for adjusting the vertical position.