MACHINE FOR ASSEMBLY AND WELDING OF STRIPS Russian patent published in 1996 - IPC

FIELD: welding. SUBSTANCE: machine for assembly and welding has movable supports in the form of rotary tables hinged on foundation. Housing 4 with slide block 5 shifting with the help of pneumatic cylinder 6, stationary knives 7 and 8 fastened on housing 4 and movable knives 9 and 10 fixed on slide block 5 are placed on foundation. Open gas 11 for strip feeding is made in slide block 5. The unfolding axes of clamping lever members 14 and 15 with clutches 16 and 17 located on supports, are disposed parallel to longitudinal axis of machine. One of regulated thrust members located in one vertical plane 22 is fastened on slide block 5. The other two 20 and 21 are fixed on movable supports. Through gap 11 the other strip is led under clutches 17 and clamps 19 to props 21 and 22 and is fixed by clamping member 15. Slide block 5 with movable knives 9 and 10 cuts edges. When movable and are welded. The same machine exercises the clipping of defective joint or any other defect. EFFECT: enhanced efficiency of making thin-walled tubes. 4 dwg