| 摘要 |
FIELD: mechanical engineering; sheet material corrugation equipment. ^ SUBSTANCE: proposed device contains transformable mandrel consisting of flat articulated members interconnected through gastight cloth, device for preliminary transformation of mandrel in form of split vacuum chamber with sealing shaft and evacuation system, and device for final transformation of mandrel including crossmember with drive to provide plane-parallel movement. Device is furnished also with mechanism to bring mandrel into flat initial position including two parallel plates arranged one over the other at both sides of mandrel and drive to provide relative displacement of plates. ^ EFFECT: enlarged operating capabilities, improved quality of product. ^ 7 cl, 4 dwg |
