Horizontally parted, 4 columns guiding, opening, closing box smooth and reliable, can be used to make jacket cores, end cores, crankcase cores of cylinder head of bnlocks, as well as tomake shell mould ect., Provided with upward electing unit to keep the core in the bottom box the core is taken out with carriage which ejects downwards the core. Provided with automatic sand scraper and box/shooting plate quick changing unit. Shooting mozzle can be of insed type to reduce sand waste and cleaning work. After shooting the shooting head automatically moves off the box and to be sand-refilled. The shooting plate is moto be water-cooled. Electric or gas heating can be chosen by customer. The shooting head equipped with sand-preventer to avoid sand dropping from the head during shooting plate changing. Shooting valve having automatic cleaning function. The core machine is driven gydraulically or pneumatically and hydraulically to ensure actions to be smooth and reliable. Control unit can of PLC open type (OMRON, MITS UBISHI). Customer can present the reference to the operation manual. Pneumatic, hydraulic elements can be China made or imported according to the choice of. Bucket elevator is the equipment for choice.