我厂铸造车间,主要生产单件重量0.1～1800kg 的铸铁件。工艺以表干砂型为主和部分湿型铸造。表干铸型浇注落砂后旧砂处理,过去一直是手工操作,使用的设备是简易的筛砂机和排风扇。劳动条件差、强度大,处理后的旧砂质量也难于保证。为了改变这种落后的局 I plant casting workshop, the main production of single pieces of weight 0.1 ~ 1800kg cast iron pieces. Dry-type table to dry-based and part of the wet-type casting. Table dry pouring cast sand after the old sand treatment, the past has been a manual operation, the use of equipment is a simple screen sand machine and exhaust fan. Poor working conditions, strength, quality of old sand after treatment is also difficult to guarantee. In order to change this backward bureau