91丨九色丨吃奶_国精品拍偷在线视频分类_中文字幕无码欧美色图片_18岁亚洲美女搞黄_高清综合免费自拍_图片激情日韩在线视频观看_91精品视须免费在线观看_中文少妇精品日本_亚洲成a人v影院色老汉影_亚洲国产二三区天堂

Summary
??This machine is composed of hopper, oscillation chamber, coupling and motor. The oscillation chamber is composed of eccentric wheel, rubber software, main shaft, bearing, etc. The adjustable eccentric weight is driven by the motor to reach the center line of the main shaft, which generates centrifugal force in the unbalanced state, changes the material strength and forms a track vortex in the screen. The amplitude of the weight adjuster can be adjusted according to different materials and screens. The whole machine has compact structure, small size, no dust, low noise, high quality, low energy consumption and convenient mobile maintenance.