The utility model belongs to a paperdrum device for growing seedlings, which produces young plants for transportation machines.
本实用新型属于生产供移载机使用青苗的育苗纸筒的设备。
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Third process: After operated by the back forward gas baffler, the paper reciprocates to the drum of the third layer to perform flanging of the front side.
第三个过程：纸张经后推气挡板之作用，再往复至第二层滚筒完成前边折边。
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This paper briefly expounds the main points of design for drum drive system of well logging wheeled machice.