采用该设备可以用简单的方法使弹丸的定量,即数量的分配,在很长时间范围内的每一个短暂间隔内都尽可能保持稳定。为此,放在封闭料仓a里的弹丸b被送到抛丸机之前,要通过能控制不断送出弹丸量的螺旋送料器d,送料器d装在水平螺旋管c里。该送料器出料口与 With this device, a simple method can be used to keep the pellet’s ration, ie the quantity dispensed, as stable as possible for every brief interval over a long period of time. For this reason, the projectile b placed in the closed magazine a is fed to the shot blasting machine through a screw feeder d which can control the amount of projectile being continuously fed, and the feeder d is installed in the horizontal spiral pipe c. The feeder discharge port and