MULTIPURPOSE METAL WORKING DEVICE Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: device has unit for bending tubes having fixing rods 19, fixing beds 20 mounted on slide bar 6 of movable gripping jaw 7, anvil 21 removably mounted on supporting plate 3 and secured with a locking device, its working plane 23 being spaced at the same level with straps 11 and 12 of gripping jaws 2 and 7. Two prismatic grooves: small one 4 and large one 5 are mounted on the internal side of fixed jaw 2. Riffled strap 10 is fixed on movable jaw 7. The unit for bending tubes has a plate with holes, two rollers 15, sectors 17 movable in the plane of the plate and being driven by means of handle 8 of lead screw 9. Plate 13 has supporting members 18 to be kept in horizontal position. Anvil 21 is fixed on supporting plate 3 with, for example, wedge-operated clamp and has shears 25-27 to cut metal. EFFECT: enhanced operation capabilities. 4 cl, 2 dwg