天津市铁路机车车辆配件厂使用的滚筒式落砂机是铸件清理和型砂破碎分离的重要设备。其主要优点:(1)能与机械化铸造生产线配套,适用于成批大量连续生产;(2)能在清理的同时分离铸件,破碎和分离旧砂;(3)生产率较高,管理方便。它在使用中也存在一些问题:(1)振动较大,损坏基础; Tianjin Railway Locomotive and Rolling Stock Parts Factory used drum-type sand-casting machine is sand casting sand separation and separation of important equipment. Its main advantages: (1) with mechanized casting line supporting, suitable for mass production of large quantities; (2) can separate the casting while cleaning, crushing and separation of the old sand; (3) high productivity, easy management. It also has some problems in use: (1) Vibration, damage to the foundation;