Material vibrating compacting machine

The utility model discloses a material vibrating compacting machine which is provided with a machine body, wherein a feeding port, a shock excitation mechanism, a pressing roll mechanism and a conveying unit are arranged on the machine body; the shock excitation mechanism comprises an eccentric shaft, an eccentric block, bearings IV and V, a bearing sleeve, a bearing I and a bearing base I; the eccentric block is arranged on the eccentric shaft in a sleeving way and is matched with the eccentric shaft; the bearings IV and V are matched with the eccentric shaft; the bearing sleeve is matched with the bearing V; the bearing I is arranged on the exterior of the bearing sleeve in the sleeving way; the bearing base I is fixedly connected with the machine body and is used for supporting the bearing I; the pressing roll mechanism comprises a pressing roll shaft, a bearing II, a bearing base II and a pressing roll sleeve; the bearing II is matched with the pressing roll shaft; the bearing base II is fixedly connected with the machine body and is used for supporting the bearing II; one end of the pressing roll sleeve is connected with the bearing sleeve while the other end is connected with the pressing roll shaft; the conveying unit is located under the pressing roll sleeve and is provided with a guide roller and a sleeve; the guide roller is connected with the machine body through the bearing III; the sleeve is arranged on the guide roller in the sleeving way. The material vibrating compacting machine can increase the compaction density of materials under lower pressure; the increasing of yield and the reducing of ton power consumption are benefited; the structure is simple; the cost is low; the machine can be widely applied to the processing for various crop straws.