| 摘要 |
FIELD: plastic working of metals, possibly manufacture of branches of tubes. ^ SUBSTANCE: apparatus for flanging openings of tube blanks includes punch joined with rod of power cylinder and stops for fixing tube blank. Apparatus is also provided with elastic cylinder whose diameter is no more than inner diameter of worked tube blank. There is seat for mounting punch in elastic cylinder. Joint of punch and rod is detachable one, for example it is threaded joint. ^ EFFECT: simplified design, enlarged manufacturing possibilities, enhanced operational reliability of apparatus. ^ 1 dwg |
