| 摘要 |
To improve an efficiency and convenience of a product via smooth crush and discharge while crushing used cast sand to be able to be reused; the present invention provides a device to crush cast sand, comprising: a supporting frame having a penetration part formed on an upper surface; a vibrating body part arranged inside the penetration part to elastically be supported on the supporting frame having a discharge part formed with a mounting space which has been formed inside, and to communicate with the outside; a plurality of vibrating body parts arranged eccentrically from a center of the lower surface of the vibrating body part to vibrate in a direction inclined with respect to the ground, and arranged at regular intervals along a single arc around the center of the lower surface of the vibrating body part; a vibrating crush part combined with the inside of the mounting space, having a filtering hole formed to crush cast sand to be crushed using the vibration of the vibrating body part, and to discharge particles having a size of a preset first reference size or smaller be discharged to a bottom of the vibrating body part. |
