This is a hydraulic double-acting deep drawing testing machine and can be used for the test of processing form of sheet metal materials.
By attaching test tools of punch, die and blank holding, it can be used for cylindrical deep drawing test, bulge test, erichsen test, FLC test and square pillar test.
The test can be conducted smoothly and tool charge, attachment and removal of this machine is set a hydraulic double-acting cylinder for punch and blank holding on the coaxis, still more, die fixing with screw is set die holder of hinge type of this axis.
The machine is a compact type that hydraulic unit, sequence circuit and operation panel all go into one body and they are arranged to be able to observe punch power, blank holding power and punch displacement with digital display during test.