本体采用超硬质铝材料，通过压缩空气推动活塞上下运动，使顶端盖板做35度扇形动作，起到拨出产品的作用
The body is made of super hard aluminum material, and the piston moves up and down through compressed air, so that the top cover plate makes a 35 degree fan-shaped action to pull out the product
