Electrohydraulic drive unit of plastic injection molding machine used for molding brake system of motor car, has linear motor whose secondary portion is linearly moved to cylindrical housing with piston rod

摘要

The drive unit has an electrical linear motor (2) and a hydraulic cylinder (1). The hydraulic cylinder is provided with cylindrical housing (3) and a piston rod (5). An electrical linear motor is mechanically connected to cylindrical housing. A secondary portion (14) of linear motor is linearly moved to cylindrical housing with piston rod.