The invention discloses a crawler type two-stage
straw pulverizer. The crawler type two-stage
straw pulverizer comprises a rack, a
cut-off device, a double-screw feeding device, a
dewatering device, afirst-stage smashing device, a second-stage smashing device, a transmission device, a walking device, an engine and a cab. The
cut-off device, the double-screw feeding device, the
dewatering device,the first-stage smashing device and the second-stage smashing device are arranged between the cab and the walking device, and sequentially arranged from the head end of the rack to the
tail end of therack. The engine is fixed to the top of the walking device, and power of the engine is transferred to the
cut-off device, the double-screw feeding device, the
dewatering device, the first-stage smashing device and the second-stage smashing device through the transmission device.
Straw sequentially passes through the cut-off device, the double-screw feeding device, the dewatering device, the first-stage smashing device and the second-stage smashing device, the procedures of
cutting off, feeding, dewatering, first-stage smashing and second-stage smashing are completed, the smashing particle size of the thick
straw can be increased, the crawler type two-stage straw
pulverizer is suitable for banana straw smashing and mulching of main producing areas of banana and promotion of income increaseof banana farmers.