浇注小型铸件需要大量浇口杯,大跃进以来浇口杯的需要量更多,我厂铸铁车间有专人打浇口杯,还是供不应求。在去年大战九月份中利用旧料装置一台打浇口杯的冲砂机(示图1),代替手工冲砂,提高了工作效率并保证了浇口杯的质量。这会冲砂机很简单,主要在横臂2上,用管夹4和螺钉5把普通造型(?)砂用的风动(?)砂器3固定起来(可 Casting small castings need a large number of pouring cup, the Great Leap Forward cup since the need for more, my factory cast iron shop someone to hit the pouring cup, or in short supply. In last year’s war in September using a refill machine pouring cup of sand machine (Figure 1), instead of manual sand, improve work efficiency and ensure the quality of the cup. This will be a very simple red sand machine, mainly in the cross arm 2, with the clamp 4 and the screws 5 ordinary style (?) Sand pneumatic (?) Sand 3 fixed