| 摘要 |
plastic metal working, namely profiling edge of coiled strip used for roofing at building individual houses. SUBSTANCE: apparatus includes shafts with bearing units arranged in housings and mounted with possibility for changing spacing between axes in vertical direction, upper and lower profiling rollers mounted in shafts by pairs with possibility for changing distance between them and fixing said distance. One of profiling rollers of each pair (at one side) is provided with ring freely mounted on shaft. Profiling roller has additional outer cylindrical surface; ring has respective inner cylindrical surface. Said surfaces are eccentric relative to axis of shaft and they are engaged at rotation of ring for fixing profiling roller against its motion along shaft. Apparatus is designed for roofing at using strips of different width and thickness. EFFECT: reduced size of apparatus, simplified maintenance of it. 14 cl, 3 dwg |
