CN210298553U

CN210298553U - Self-propelled ligusticum chuanxiong hort harvester

Info

Publication number: CN210298553U
Application number: CN201920905333.7U
Authority: CN
Inventors: 朱劲澎
Original assignee: Xinxiang Deland Pharmaceutical Machinery Co ltd
Current assignee: Xinxiang Deland Pharmaceutical Machinery Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-14
Anticipated expiration: 2029-06-17

Abstract

The utility model relates to a self-propelled ligusticum chuanxiong hort harvester, which can effectively solve the problem of high-efficiency harvesting of ligusticum chuanxiong hort, and adopts the technical scheme that the harvester comprises a chassis, a cab, a frame and an engine, wherein the cab, the frame and the engine are arranged on the chassis, walking tracks driven by the engine are arranged on two sides of the chassis, and a soil crushing feeding device and a lifting conveying screening device driven by the engine are respectively arranged on the frame; the utility model discloses carry out the quick results of mechanical type to ligusticum chuanxiong hort, adopted crawler-type walking structure, its walking grabs the land fertility strong, and power is sufficient, when its width is less than and excavates the width, still can guarantee the power of its walking, because its width is less than the width of loosening the soil sword, therefore its walking part all is the ligusticum chuanxiong hort ground of having reaped, has effectively prevented like this to not reaping rolling destruction of part ligusticum chuanxiong hort, is the innovation on the ligusticum chuanxiong hort harvester.

Description

Self-propelled ligusticum chuanxiong hort harvester

Technical Field

The utility model relates to agricultural machinery, in particular to a self-propelled ligusticum chuanxiong hort harvester.

Background

Ligusticum wallichii (with the scientific name of Ligusticum chuanxiong Hort) is cultivated in Sichuan (Shuichun county) and grows in the places of Yunnan, Guizhou, Guangxi and the like in mild climatic environment. Is a traditional Chinese medicine plant which is commonly used for promoting blood circulation and promoting qi circulation, dispelling wind and relieving pain, and the ligusticum wallichii is pungent, warm, fragrant and dry and can disperse and ascend to the vertex; it enters the blood system and goes down to reach the blood sea. Promoting blood circulation and removing blood stasis, and is suitable for various diseases caused by blood stasis; it has good effect in dispelling pathogenic wind and relieving pain, and can be used for treating headache, rheumatalgia, etc. Xiren is that Chuan Xiong is a qi-flowing medicine in blood, but it has the functions of dispersing acrid, relieving depression, dredging and relieving pain.

When the ligusticum wallichii is grown, one third of fruits of the ligusticum wallichii are on the ground, two thirds of fruits of the ligusticum wallichii are underground and cannot be rolled, so that the existing agricultural machinery cannot enter a ligusticum wallichii field, no matter a tractor-traction type medicinal material harvesting machine or a self-propelled type medicinal material harvesting machine cannot enter the ligusticum wallichii field, no machinery for harvesting the ligusticum chuanxiong is available in the market at present, if a general rhizome type fruit harvester is directly adopted, the ligusticum chuanxiong can be crushed, taking the self-propelled small-particle rhizome crop harvester with the application number of 2018205160320 previously applied by the applicant as an example, if a walking part is a walking wheel, if the width of the walking wheel is 2.3, the width of a header (a soil crushing feeding device) at the front end is more than or equal to 2.3, the reasoning cannot support harvesting, if the width of the header is less than 2.3, the part of a tire exceeds the ligusticum chuanxiong can be crushed, and because no agricultural machinery is suitable for harvesting the ligusticum chuanxiong, all the, the manual harvesting steps are firstly digging and then picking up, 4-5 people can only dig one mu of land every day, 1 person is needed for 1 day for picking up 1 mu of land, the manual harvesting cost of one mu of land is up to 1000-1500 yuan, the harvesting cost is high, and the efficiency is low, so the improvement and innovation of the harvest of the ligusticum chuanxiong hort are imperative.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the present invention aims to provide a self-propelled harvesting machine for ligusticum chuanxiong hort, which can effectively solve the problem of high efficiency harvesting of ligusticum chuanxiong hort.

The utility model provides a technical scheme be:

a self-propelled ligusticum chuanxiong harvester comprises a chassis, a cab, a rack and an engine, wherein the cab, the rack and the engine are arranged on the chassis, both sides of the chassis are provided with walking tracks driven by the engine, and the rack is respectively provided with a soil crushing feeding device and a lifting conveying screening device driven by the engine; the soil crushing and feeding device comprises lateral support frames, a soil crushing mechanism and a first conveying belt, wherein the soil crushing mechanism and the first conveying belt are arranged between the lateral support frames, the soil crushing mechanism is arranged at the feeding end of the first conveying belt, the soil crushing mechanism comprises a soil crushing cutter shaft, depth limiting wheels and soil loosening cutters, the soil loosening cutters are arranged at the lower parts of the front ends of the lateral support frames, uniformly distributed guide rods are arranged at the rear ends of the soil loosening cutters, the guide rods extend backwards, the tail ends of the guide rods are positioned right above the feeding end of the first conveying belt, the soil crushing cutter shaft is horizontally arranged between the lateral support frames above the guide rods, the uniformly distributed soil crushing cutters are arranged on the outer wall of the soil crushing cutter shaft along the axial direction, the upper parts of the front ends of the lateral support frames are provided with depth limiting arms extending forwards, and the; the lifting conveying and screening device comprises a second conveying belt and a third conveying belt which are obliquely arranged, the feeding end of the second conveying belt is connected with the discharging end of the first conveying belt, the discharging end of the second conveying belt is connected with the feeding end of the third conveying belt, and soil block screening holes are formed in the first conveying belt, the second conveying belt and the third conveying belt to form a filtering type lifting conveying structure; the rear part of the frame is provided with a harvesting box, and the discharge end of the third conveying belt is connected with the harvesting box.

The width of the walking crawler is smaller than that of the scarification blade.

The utility model has novel and unique structure, firm and reliable whole machine design, reasonable transmission and simple operation, can carry out mechanical quick harvesting on the ligusticum chuanxiong hort, adopts a crawler-type walking structure, has strong walking ground grabbing force and sufficient power, can still ensure the walking power when the width is smaller than the excavating width, and can ensure that the walking part is the harvested ligusticum chuanxiong hort land because the width is smaller than the width of the soil loosening cutter, thereby effectively preventing the rolling damage to the ligusticum chuanxiong hort which is not harvested, and the compression roller and the soil crushing cutter are both driven by the belt, so that stones appear in the ground and the belt can slip when the soil crushing cutter or the compression roller is clamped, thereby ensuring that the equipment can not be damaged because of the clamping shell, the compression roller can carry out preliminary crushing on massive soil on a first conveying belt, thereby improving the adaptability to different soils, and improving the 3-level conveying separation of 3 conveying and screening devices, the separation time is prolonged, the cleaning rate of the ligusticum chuanxiong hort is further improved, the high-position discharging bin is convenient and quick to load, multiple functions of digging, soil breaking, separating and recovering are integrated, the ligusticum chuanxiong hort harvester is an innovation on the ligusticum chuanxiong hort harvester, the problems of high cost and low efficiency of ligusticum chuanxiong hort growers for a long time are solved, the self-propelled ligusticum chuanxiong hort harvester is a subversive reform compared with manual harvesting, and the self-propelled ligusticum chuanxiong harvester has good social and economic benefits.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the soil crushing and feeding device of the present invention.

Fig. 3 is a schematic sectional view of the soil crushing and feeding device of the present invention.

Fig. 4 is a top view of the ripping blade of the present invention.

Fig. 5 is a partial side view of the driving shaft of the first conveyor belt according to the present invention.

Fig. 6 is a partial side view of a second intermediate shaft according to the present invention.

Fig. 7 is a partial side view of the first countershaft of the present invention.

Fig. 8 is a partial side view of the platen roller shaft of the present invention.

Fig. 9 is a partial side view of the soil breaking arbor of the present invention.

Fig. 10 is a perspective view of the conveyor belt body of the first conveyor belt according to the present invention.

Fig. 11 is a schematic structural view of the conveying belt body sleeve of the present invention.

Fig. 12 is a schematic structural view of the first connecting plate of the conveyor belt body according to the present invention.

Fig. 13 is a schematic structural view of the second connecting plate of the conveyor belt body of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1-13, the utility model comprises a chassis, a cab 17, a frame 24 and an engine 19 which are arranged on the chassis, wherein both sides of the chassis are provided with walking tracks 23 driven by the engine, and the frame 24 is respectively provided with a soil crushing and feeding device and a lifting and conveying screening device driven by the engine; the soil crushing and feeding device comprises lateral support frames 1, a soil crushing mechanism and a first conveying belt 15, wherein the soil crushing mechanism and the first conveying belt 15 are arranged between the lateral support frames 1, the soil crushing mechanism is arranged at the feeding end of the first conveying belt 15 and comprises a soil crushing cutter shaft 7, a depth limiting wheel 12 and a soil loosening cutter 13, the soil loosening cutter 13 is arranged at the lower part of the front end of the lateral support frames 1, guide rods 131 which are uniformly distributed are arranged at the rear ends of the soil loosening cutters 13, the guide rods extend backwards, the tail end of the soil crushing cutter shaft is positioned right above the feeding end of the first conveying belt 15, the soil crushing cutter shaft 7 is horizontally arranged between the two lateral support frames above the guide rod 131, the soil crushing cutters 10 which are uniformly distributed are arranged on the outer wall of the soil crushing cutter shaft along the axial direction, the upper part of the front end of the lateral support frame 1 is provided with a depth limiting arm 11 which extends forwards, and the outer end of the depth limiting arm 11 is provided with a rotary depth limiting wheel 12 (the angle and the height of the depth limiting wheel 12 can be adjusted according to the actual situation, for example, the installation angle of the depth limiting arm is adjusted); the lifting conveying and screening device comprises a second conveying belt 21 and a third conveying belt 22 which are obliquely arranged, the feeding end of the second conveying belt 21 is connected with the discharging end of the first conveying belt 15, the discharging end of the second conveying belt 21 is connected with the feeding end of the third conveying belt 22, and soil block screening holes are formed in the first conveying belt 15, the second conveying belt 21 and the third conveying belt 22 to form a filtering type lifting conveying structure; the aperture of the soil block screening hole is larger than the grain diameter of the ligusticum chuanxiong hort fruit; the rear part of the frame is provided with a harvesting box 18, and the discharge end of a third conveyer belt 22 is connected with the harvesting box 18.

In order to ensure the using effect, the first conveying belt 15 comprises a driving wheel 511 arranged on a driving shaft 5, a driven wheel 141 arranged on a driven shaft 14 and a conveying belt body wound on the driving wheel and the driven wheel, a horizontal press roll shaft 6 is arranged on the lateral supporting frame 1 above the discharging end of the first conveying belt 15, a press roll 611 is arranged on the press roll shaft, the driving shaft 5 and the driven shaft 14 are respectively arranged at the upper part and the lower part of the lateral supporting frame 1, a first intermediate shaft 8 and a second intermediate shaft 9 are also arranged in the middle of the lateral supporting frame 1, one end of the driving shaft 5, the press roll shaft 6, the first intermediate shaft 8, the second intermediate shaft 9 and the soil crushing cutter shaft 7 extends out of the lateral supporting frame, a first belt pulley 51 and a first chain wheel 52 are respectively arranged on the driving shaft 5 of the extending part, a second belt pulley 91 and a second gear 92 are respectively arranged on the second intermediate shaft 9 of the extending part, and a third belt, A third gear 82 and a fourth gear 83, wherein a fourth belt pulley 61 is arranged on a press roll shaft 6 of the extending part, a fifth gear 71 is arranged on a soil crushing cutter shaft 7 of the extending part, the first chain wheel 52 is driven by an engine, a first belt 4 is wound on the first belt pulley 51 and the second belt pulley 91, the second gear 92 is meshed with the third gear 82, a second belt 3 is wound on the third belt pulley 81 and the fourth belt pulley 61, and a first chain 2 is wound on the fourth gear 83 and the fifth gear 71 to form a driving structure of a first conveying belt, a press roll and a soil crushing cutter; because compression roller and hack sword are by belt drive, consequently appear the stone in the local, when blocking hack sword or compression roller, the belt can skid to guaranteed that equipment can not because the damage that the card shell appears, the compression roller can carry out preliminary breakage to the bold soil on the first conveyer belt.

The conveyer belt body comprises a plurality of first connecting rods 155, a plurality of second connecting rods 154, a plurality of first connecting plates 152 and a plurality of second connecting plates 153, wherein the first connecting rods 155 are parallel to each other, 2 adjacent first connecting rods are connected together through the first connecting plates 152 arranged at two ends of the first connecting rods, a plurality of second connecting plates 153 which are perpendicular to the first connecting rods and parallel to each other are uniformly distributed on the first connecting rods between the first connecting plates at two ends, a fixing groove 156 is arranged in the middle of each second connecting plate 153, the second connecting rods 154 which are parallel to the first connecting rods 155 are arranged on the fixing groove 156, the driving shaft 5 and the driven shaft 14 are gears, chains are arranged on the gears, and the first connecting rods 155 are horizontally arranged on the chains to form a square conveyer belt structure.

The first connecting plate 152 is a flat bar-shaped body made of a steel plate, two ends of the flat bar-shaped body are respectively provided with a first fixing hole 152a, and the first connecting rod is inserted into the first fixing holes 152a to form a rotatable conveying belt structure; two ends of the first connecting rod 155 are respectively provided with 2 mutually parallel first connecting plates 152, and a sleeve 151 is sleeved on the first connecting rod between the 2 first connecting plates;

the second connecting plate 153 is a flat bar-shaped body made of a steel plate, two ends of the flat bar-shaped body are respectively provided with a second fixing hole 26, the middle of the flat bar-shaped body is provided with a fixing groove 156 with an upward opening, the second connecting plate 153 is sleeved on 2 adjacent first connecting rods through the second fixing holes 26 at the two ends of the second connecting plate, the second connecting rods 154 are arranged on the fixing grooves 156, and the two ends of the second connecting plate are respectively connected with the inner sides of the first connecting plates at the two sides to form a square rotatable conveyer belt structure; the fixing groove 156 is in a circular arc shape corresponding to the second connecting rod 154; the second conveyer belt is formed by winding a second conveyer belt body on a second driving wheel and a second driven wheel which correspond to the second conveyer belt, the third conveyer belt is formed by winding a third conveyer belt body on a third driving wheel and a third driven wheel which correspond to the third conveyer belt body, the second driving wheel and the third driven wheel are driven by an engine to transmit power to each power element through a chain wheel, a belt wheel, a chain matched with the chain wheel, a belt matched with the belt wheel and other conventional power transmission structures which are arranged on the rack, and the structure of the second conveyer belt body and the structure of the third conveyer belt body are the same as that of the conveyer belt body of the first conveyer belt. According to the actual conditions, the press roller can be arranged above the second conveying belt and the third conveying belt to further crush soil blocks, the soil blocks are separated through the soil block screening holes in the conveying belts, and an auxiliary press roller 25 is arranged above the third conveying belt as shown in fig. 1.

The conveying belt body can also directly adopt a conveying belt which is applied by the applicant in the prior application and has the application number of 201620037713.X and is used for the rhizome excavator, and the power transmission is carried out through a hollow chain.

The upper end of a lateral support frame 1 of the soil crushing and feeding device is hinged with the front end of a frame 24, and a first hydraulic cylinder 16a for adjusting the angle of the lateral support frame is arranged between the lateral support frame and the frame. The angle of the lateral support frame can be adjusted by the telescopic first hydraulic cylinder.

The harvesting tank 18 is provided with a second hydraulic cylinder 16b for turning over. One side of the harvesting box is hinged with the frame, and the second hydraulic cylinder is telescopic, so that the harvesting box can be jacked up and turned over to unload at a high position.

The engine 19 is arranged on the frame of the harvesting box 18 between the cab 17, and the frame on one side of the engine 19 is also provided with an oil cylinder 20 corresponding to the first hydraulic cylinder and the second hydraulic cylinder.

An illuminating lamp which is not shown in the drawing is arranged above the front end of the cab 17, so that illumination of night operation is guaranteed.

The walking crawler 23 comprises a left walking crawler and a right walking crawler which are symmetrically arranged on two sides of the chassis, the left walking crawler and the right walking crawler both comprise a driving wheel 28, a driven wheel and crawler bodies wound on the driving wheel and the driven wheel, a gearbox 27 is arranged on the rack, a wheel shaft of the driving wheel is connected with an output shaft of the gearbox 27, a power input end of the gearbox 27 is connected with a power output end of the engine to form a crawler type walking structure, and a power input end of the speed reducer can perform power transmission with the output shaft of the engine through conventional transmission parts such as an intermediate wheel or a chain.

The width of the walking crawler 23 is smaller than that of the scarification blade 13. Because the crawler-type walking structure is adopted, the walking grip is strong, the power is sufficient, when the width of the walking structure is smaller than the digging width, the walking power can still be ensured, and meanwhile, because the width of the walking structure is smaller than the width of the scarifier blades, the walking part of the walking structure is a harvested field, so that the rolling damage to the ligusticum chuanxiong hort is effectively prevented.

And a soil block guide plate 26 which is arranged downwards is arranged on the rack below the third conveying belt. The soil blocks separated from the third conveyor belt slide down along the guide plates and return to the ground.

The utility model discloses among the technical scheme, all be equipped with the bearing between adapting unit such as each pivoted axle and frame, side direction support frame.

In the above description, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the invention.

The utility model discloses a service condition is, engine 19 starts the back, through the sprocket of dress in the frame, belt pulley and the chain that matches with the sprocket, give each power component with conventional power transmission structure such as the belt (not given in the figure) that the belt is supporting with the belt pulley, the sword that loosens the soil of hack feed arrangement spills the ligusticum chuanxiong hort from soil, carry out preliminary breakage to bold soil through the hack sword, and send into first conveyer belt through guide bar 131, send into the second conveyer belt after the rear end of first conveyer belt is further broken to bold soil through the compression roller, loop through the transport of second conveyer belt and third conveyer belt again and in the transportation process behind the screening of soil block, the ligusticum chuanxiong hort gets into the results case. Can set up the compression roller above second conveyer belt and third conveyer belt according to actual conditions, further break the clod, the clod screening hole on the rethread conveyer belt separates, improve the net rate, third conveyer belt top is provided with supplementary compression roller 25 as shown in fig. 1, after the mixture of clod and ligusticum chuanxiong hort passes through the front end screening, get into the third conveyer belt transportation process, roll through supplementary compression roller 25, further broken surplus clod, the screening hole of following the third conveyer belt after the clod is broken separates, the clod that separates from on the third conveyer belt slides down along the guide plate and gets back to the ground newly. Also can set up the vibration wheel between the conveyer belt body according to actual conditions, carry out vibration screening. Compared with the prior art, the utility model has the advantages of novel and unique structure, firm and reliable whole machine design, reasonable transmission and simple operation, adopts a crawler-type walking structure, has strong walking ground grabbing force and sufficient power, can still ensure the walking power when the width is smaller than the excavating width, and can effectively prevent the damage of rolling the ligusticum chuanxiong hort which is not harvested because the width is smaller than the width of the scarifier, so that the belt can slip when the scarifier or the compression roller is clamped, thereby ensuring that the equipment can not be damaged because of the clamping shell, the compression roller can primarily crush the massive soil on the first conveying belt, the adaptability to different soils is improved, and the 3-level conveying and separation of the 3 conveying belts of the conveying and screening device are improved, prolongs the separation time, further improves the cleaning rate of the ligusticum chuanxiong hort, has a high-position discharging bin, is convenient and quick to load, integrates multiple functions of digging, soil breaking, separating and recovering, is an innovation on a ligusticum chuanxiong hort harvester, solves the problems of high cost and low efficiency of ligusticum chuanxiong hort growers for a long time, can harvest 3-5 mu of ligusticum chuanxiong hort fields per hour through practical application, and need not the step of picking up, directly obtain the ligusticum chuanxiong hort fruit, every harvest about 1 mu ground the harvest box unload once can, do not have any ligusticum chuanxiong hort harvesting machinery at present, the step of manual harvesting is to dig earlier and pick up later, 4-5 people can only dig one mu ground every day, pick up 1 mu ground and need 1 people 1 day, the manual harvesting cost of one mu ground on average is up to 1000 and gives other 1500 yuan, the utility model discloses self-propelled ligusticum chuanxiong hort harvester is subversive reform with manual harvesting, has good social and economic benefits.

Claims

1. A self-propelled ligusticum chuanxiong harvester comprises a chassis, a cab (17), a rack (24) and an engine (19), wherein the cab, the rack and the engine are arranged on the chassis, and the self-propelled ligusticum chuanxiong harvester is characterized in that two sides of the chassis are respectively provided with a walking crawler (23) driven by the engine, and the rack (24) is respectively provided with a soil crushing and feeding device and a lifting and conveying screening device driven by the engine; the soil crushing and feeding device comprises lateral support frames (1), a soil crushing mechanism and a first conveying belt (15), wherein the soil crushing mechanism and the first conveying belt (15) are arranged between the lateral support frames (1), the soil crushing mechanism is arranged at the feeding end of the first conveying belt (15), the soil crushing mechanism comprises a soil crushing cutter shaft (7), a depth wheel (12) and a soil loosening cutter (13), the soil loosening cutter (13) is arranged at the lower part of the front end of the lateral support frames (1), guide rods (131) which are uniformly distributed are arranged at the rear end of the soil loosening cutter (13), and the guide rods extend backwards, the tail end of the soil crushing cutter shaft is positioned right above the feeding end of the first conveying belt (15), the soil crushing cutter shaft (7) is horizontally arranged between two lateral support frames above the guide rod (131), the soil crushing cutters (10) are uniformly distributed on the outer wall of the soil crushing cutter shaft along the axial direction, the upper part of the front end of each lateral support frame (1) is provided with a depth limiting arm (11) extending forwards, and the outer end of each depth limiting arm (11) is provided with a rotary depth limiting wheel (12); the lifting conveying and screening device comprises a second conveying belt (21) and a third conveying belt (22) which are obliquely arranged, the feeding end of the second conveying belt (21) is connected with the discharging end of the first conveying belt (15), the discharging end of the second conveying belt (21) is connected with the feeding end of the third conveying belt (22), and soil block screening holes are formed in the first conveying belt (15), the second conveying belt (21) and the third conveying belt (22) to form a filtering type lifting conveying structure; a harvesting box (18) is arranged at the rear part of the frame, and the discharge end of the third conveyer belt (22) is connected with the harvesting box (18).

2. The self-propelled ligusticum chuanxiong harvester of claim 1, wherein the first conveyor belt (15) comprises a driving wheel (511) mounted on the driving shaft (5), a driven wheel (141) mounted on the driven shaft (14) and a conveyor belt body wound on the driving wheel and the driven wheel, a horizontal compression roller shaft (6) is arranged on the lateral support frame (1) above the discharge end of the first conveyor belt (15), a compression roller (611) is arranged on the compression roller shaft, the driving shaft (5) and the driven shaft (14) are respectively mounted on the upper part and the lower part of the lateral support frame (1), a first intermediate shaft (8) and a second intermediate shaft (9) are further arranged in the middle of the lateral support frame (1), and one end of each of the driving shaft (5), the compression roller shaft (6), the first intermediate shaft (8), the second intermediate shaft (9) and the soil crushing cutter shaft (7) extends out of the lateral support frame, a first belt pulley (51) and a first chain wheel (52) are respectively arranged on a driving shaft (5) of the extension part, a second belt pulley (91) and a second gear (92) are respectively arranged on a second intermediate shaft (9) of the extension part, a third belt pulley (81), a third gear (82) and a fourth gear (83) are respectively arranged on a first intermediate shaft (8) of the extension part, a fourth belt pulley (61) is arranged on a press roll shaft (6) of the extension part, a fifth gear (71) is arranged on a soil crushing knife shaft (7) of the extension part, the first chain wheel (52) is driven by an engine, a first belt (4) is wound on the first belt pulley (51) and the second belt pulley (91), the second gear (92) is meshed with the third gear (82), a second belt (3) is wound on the third belt pulley (81) and the fourth belt pulley (61), a first chain (2) is wound on the fourth gear (83) and the fifth gear (71), form a driving structure of the first conveying belt, the press roller and the soil breaking knife.

3. The self-propelled ligusticum chuanxiong harvester of claim 1, characterized in that the upper end of the lateral support frame (1) of the crushed soil feeding device is hinged with the front end of the frame (24), and a first hydraulic cylinder (16a) for adjusting the angle of the lateral support frame is arranged between the lateral support frame and the frame.

4. The self-propelled Sichuan lovage rhizome harvester according to claim 1, characterized in that the harvesting tank (18) is provided with a second hydraulic cylinder (16b) for turning it over.

5. The self-propelled ligusticum chuanxiong harvester according to claim 1, wherein the walking tracks (23) comprise a left walking track and a right walking track which are symmetrically arranged on two sides of the chassis, each of the left walking track and the right walking track comprises a driving wheel, a driven wheel and a track body wound on the driving wheel and the driven wheel, a wheel shaft of the driving wheel is connected with an output shaft of a speed reducer, and a power input end of the speed reducer is connected with a power output end of the engine to form a track type walking structure.

6. The self-propelled ligusticum chuanxiong harvester of claim 1, characterized in that the width of the walking track (23) is less than the width of the ripper blade (13).

7. The self-propelled rhizoma ligustici chuanxiong harvester of claim 1, characterized in that a soil block deflector (26) is provided on the frame below the third conveyor belt and is inclined downwards.