Patent ID: 9314958
Filing Date: 2016-04-19
CPC Classification: B26D,B26F,B29C,B30B,F16F

Claim Text:
1. A buffer assembly of a vacuum molding and cutting machine, for buffering the impact force produced by punching a die cutting tool onto a sheet with a cutting thickness of 0.1 mm-0.5 mm, such that a blade of the die cutting tool cuts the sheet uniformly, comprising: a lower mold base, disposed under the die cutting tool, and having at least four installing holes formed around the periphery of the lower mold base, and the installing holes being arranged in pairs; at least four hydraulic elements, disposed in the installing holes respectively, and having a piston plunger installed at the top of each hydraulic element; and a movable plate, disposed above the lower mold base, and having a plurality of slots corresponding to the installing holes respectively, such that the piston plunger of each hydraulic element can be placed in each corresponding slot to prop the movable plate, and a predetermined distance is defined between the movable plate and the lower mold base.