Ligusticum wallichii harvester
阅读说明:本技术 一种川芎收获机 (Ligusticum wallichii harvester ) 是由 廖敏 刘鹏 张超 张晓鸥 张涛 冯叶陶 于 2019-09-27 设计创作,主要内容包括:本发明公开了一种川芎收获机,包括:机架、松土部件、夹持输送部件、摘果部件、抖土部件、传动部件、悬挂架、分禾器和限深轮;松土部件、悬挂架、分禾器设置在机架前端,松土部件在分禾器下方,悬挂架在分禾器上方,夹持输送部件和摘果部件设置两套并对称布置安装在机架上,夹持输送部件位于松土部件和摘果部件之间,抖土部件设置在机架上;解决了川芎苗排出不畅造成割掉的川芎苗堵塞,川芎根茬、枯草、大量大块土壤的存在造成川芎和土壤分离困难以及挖掘阻力大、机器负荷大、动力消耗大的问题。(The invention discloses a ligusticum wallichii harvester, which comprises: the device comprises a rack, a soil loosening component, a clamping and conveying component, a fruit picking component, a soil shaking component, a transmission component, a suspension bracket, a grain divider and a depth wheel; the soil loosening component, the suspension bracket and the grain divider are arranged at the front end of the frame, the soil loosening component is arranged below the grain divider, the suspension bracket is arranged above the grain divider, two sets of clamping and conveying components and two sets of fruit picking components are arranged and symmetrically arranged on the frame, the clamping and conveying components are positioned between the soil loosening component and the fruit picking component, and the soil shaking component is arranged on the frame; solves the problems of blockage of cut hemlock parsley seedlings caused by unsmooth discharge of hemlock parsley seedlings, difficult separation of hemlock parsley and soil caused by existence of hemlock parsley root stubbles, hay and a large amount of massive soil, large digging resistance, large machine load and large power consumption.)
1. A ligusticum wallichii harvester is characterized by comprising: the fruit tree harvester comprises a rack (1), a soil loosening component (2), a clamping and conveying component (3), a fruit picking component (4), a soil shaking component (5), a transmission component (6), a suspension bracket (7), a grain divider (8) and a depth wheel (9); the scarification part (2), the suspension bracket (7) and the nearside divider (8) are arranged at the front end of the frame (1), the soil loosening part (2) is arranged below the grain divider (8), the suspension bracket (7) is arranged above the grain divider (8), the clamping and conveying components (3) and the fruit picking components (4) are arranged in two sets and are symmetrically arranged on the frame (1), the clamping and conveying component (3) is arranged between the soil loosening component (2) and the fruit picking component (4), the soil shaking component (5) is arranged on the frame (1), the soil shaking component (5) is arranged below the fruit picking component (4), the soil loosening component (2), the clamping and conveying component (3), the fruit picking component (4) and the soil shaking component (5) are in power connection through a transmission component (6) respectively, and the depth wheel (9) is installed at the bottom of the rack (1);
the loosening member (2) includes: the device comprises a reduction gearbox (21), an eccentric bearing (22), a connecting rod (23), a sliding rod frame (24), a linear bearing (25), a sliding rod (26) and a ripper blade (27), wherein the eccentric bearing (22) is installed on an output shaft of the reduction gearbox (21), the upper end of the connecting rod (23) is sleeved on the eccentric bearing (22), the lower end of the connecting rod (23) is hinged with the sliding rod frame (24), mounting holes are formed in two ends of the sliding rod (26), the upper end of the sliding rod (26) is fixedly connected with the sliding rod frame (24) through bolts, the middle of the sliding rod (26) is arranged in the linear bearing (25) and forms a sliding fit relation, the linear bearing (25) is fixedly installed on a rack (1), a plurality of mounting holes are formed in a blade handle of the ripper blade (27), a plurality of rake teeth are welded at the rear end of a blade surface to increase soil crushing and ripping effects, and the blade handle of the ripper blade (27) is sleeved at the, the soil penetration depth of the scarifier (27) can be adjusted through different mounting holes;
the gripping and conveying member (3) includes: the device comprises a clamping and conveying rack (31), a reversing transmission case (32), a grain lifting part (33), an inclined conveying part (34) and a transverse conveying part (35), wherein the clamping and conveying rack (31) is fixedly connected with a rack (1), and the reversing transmission case (32), the grain lifting part (33), the inclined conveying part (34) and the transverse conveying part (35) are all arranged on the clamping and conveying rack (31);
the reversing gear box (32) comprises: the reversing transmission box (32) is connected with the inclined conveying part (34) through the inclined belt wheel (322) in a belt transmission mode, and the reversing transmission box (32) is connected with the transverse conveying part (35) through the transverse conveying power chain wheel (323) in a chain transmission mode;
the grain lifting part (33) comprises: the device comprises a grain lifting track (331), grain lifting chain wheels, grain lifting chains (332) and grain lifting claws (333), wherein the grain lifting track (331) is fixedly arranged on a clamping and conveying rack (31), the upper end and the lower end of the grain lifting track (331) are provided with the grain lifting chain wheels, the grain lifting chains (332) are arranged on the grain lifting chain wheels, each set of grain lifting part (33) is provided with two grain lifting chains (332), the grain lifting claws (333) are uniformly and alternately arranged on the two grain lifting chains (332), the grain lifting track (331) can enable the grain lifting claws (333) to start to extend out at the front ends and keep the extending state at the inner side of the grain lifting track (331), and the retracting state at the outer side of the grain lifting track (331) is kept;
the inclined conveying part (34) comprises a clamping belt (341), a clamping belt wheel (342), a tension wheel (343), a seedling feeding disc (344), a guide rod (345) and a clamping belt wheel shaft (346), the clamping belt (341) is installed on the inclined belt wheel (322) and the clamping belt wheel (342), the seedling feeding disc (344) and a seedling holding chain wheel at the lower end of a seedling holding track (331) are all installed on the clamping belt wheel shaft (346), and the clamping belt wheel shaft (346) is installed on a clamping conveying rack (31) through a bearing; a plurality of tensioning wheels (343) are alternately arranged on the clamping and conveying rack (31) in a staggered way, and the installation positions of the inclined belt wheels (322) and the clamping belt wheels (342) are set, so that the two clamping belts (341) are tightly contacted in the front half section of clamping and conveying and are gradually separated into a certain gap in the rear half section of clamping and conveying; the seedling feeding plate (344) is provided with radial poking teeth, and the paired staggered teeth are arranged below the clamping belt wheel (342); the guide rod (345) consists of a left rod and a right rod and is fixed on the clamping and conveying rack (31), the opening at the front end of the guide rod (345) is just opposite to the clamping belt (341), the outlet at the rear end is just opposite to the fruit picking part (4), the installation direction of the guide rod (345) is parallel to the transverse conveying part (35), the front end of the guide rod (345) is a guide opening, and a gap is reserved between the left rod and the right rod to just allow the stems of the ligusticum wallichii to pass through; grooves with certain depth are arranged on the wheel surfaces of the inclined belt wheel (322), the clamping belt wheel (342) and the tensioning wheel (343), convex rings matched with the grooves of the inclined belt wheel (322), the clamping belt wheel (342) and the tensioning wheel (343) are arranged on the inner ring of the clamping belt (341) and used for preventing the clamping belt (341) from falling off in work and increasing transmission friction force, the clamping belt (341) is made of soft rubber materials, stems and leaves are not clamped off when being fully clamped, and the clamping force between the two clamping belts (341) can be adjusted by adjusting the tensioning wheel (343);
the lateral transfer portion (35) comprises: the device comprises transverse conveying chain wheels (351), transverse conveying chains (352), a pressure lever (353) and a pressure lever spring (354), wherein the two transverse conveying chain wheels (351) are mounted on a clamping conveying rack (31) through shafts and bearings, the transverse conveying chains (352) are mounted on the two transverse conveying chain wheels (351), the pressure lever (353) is hinged to the clamping conveying rack (31), the pressure lever spring (354) is a compression spring and is mounted between the pressure lever (353) and the clamping conveying rack (31), and the pressure lever spring (354) keeps certain pressure on the pressure lever (353);
the fruit picking part (4) comprises: the roller (41), the roller bevel gear (42) and the concave plate (43), wherein the roller (41) comprises a roller body (411) and arch teeth (412), the inlet section of the roller body (411) is conical, the working section is cylindrical, the arch teeth (412) are arranged on the surface of the working section, the arch teeth (412) on the front part of the working section are spiral line arrays which are uniformly distributed in a staggered manner, the arch teeth (412) on the rear part of the working section are linear arrays which are uniformly distributed, the arch teeth (412) are made of rubber materials and are bent into arch shapes, the roller (41) is arranged on the rack (1) through a bearing with a seat, the inlet section of the roller (41) faces forwards, the roller bevel gear (42) is arranged at the shaft end of the rear end of the roller (41), the concave plate (43) is arc-shaped and keeps a certain distance with the roller (41) and is arranged coaxially, the concave plate (43) is arranged on the rack, through grooves are uniformly formed in the wall of the concave plate (43), and a layer of elastic material covers the inner side face of the concave plate (43).
2. A ligusticum wallichii harvester according to claim 1, wherein the soil shaking component (5) comprises: the soil shaking component comprises a soil shaking component frame (51), a soil shaking driving shaft (52), a soil shaking driven shaft (53), a soil shaking driving wheel, a bar-type lifting chain (54), a soil shaking shaft (55) and a soil shaking wheel, wherein the soil shaking component frame (51) is fixedly installed on the frame (1), the soil shaking driving shaft (52) is installed at the rear end of the soil shaking component frame (51) through a bearing, the soil shaking driven shaft (53) is installed at the front end of the soil shaking component frame (51) through a bearing, the inner side of the soil shaking component frame (51) is provided with the soil shaking driving shaft (52) and the soil shaking driven shaft (53), the soil shaking driving shaft (52) and the soil shaking driven shaft (53) are both installed at two ends, the bar-type lifting chain (54) is installed on the soil shaking driving shaft (52) and the soil shaking driven shaft (53), the bar-type lifting chain (54) is inclined at a certain angle with the horizontal direction, the soil shaking shaft (55) is installed on the soil shaking component frame (51) through a bearing and is located in The soil shaking shaft (55) is provided with a soil shaking wheel which supports a rod type lifting chain (54).
3. A ligusticum wallichii harvester according to claim 1, wherein the transmission member (6) comprises: a chain A (61), a chain B (62), a chain C (63), a chain D (64), a transmission shaft (65), a gear A (66) and a gear B (67), wherein the power of the tractor is input from the reduction box (21) through a universal joint, the reduction gearbox (21) transmits power to the reversing transmission box (32) through a chain A (61) and a chain wheel (321), the reversing transmission case (32) transmits power to a transmission shaft (65) through a chain B (62), the transmission shaft (65) transmits power to the roller bevel gear (42) through gear transmission, the transmission shaft (65) transmits power to the shaft on which the gear A (66) is mounted through the chain C (63), the gear A (66) is meshed with the gear B (67) to transmit power to the soil shaking driving shaft (52), the soil shaking driving shaft (52) transmits power to the soil shaking shaft (55) through a chain D (64).
4. A ligusticum wallichii harvester according to claim 1, wherein the suspension bracket (7) adopts a three-point suspension mode.
5. The ligusticum wallichii harvester according to claim 1, wherein the crop divider (8) comprises: the device comprises a middle seedling dividing plate (81) and two side seedling dividing plates (82), wherein the middle seedling dividing plate (81) and the side seedling dividing plates (82) are both arranged at the same height of the front end of the rack (1).
6. A ligusticum wallichii harvester according to claim 1, wherein the two depth wheels (9) are respectively arranged at the left side and the right side of the rear end of the frame (1).
Technical Field
The invention relates to the field of agricultural machinery, in particular to a ligusticum wallichii harvester.
Background
The rhizoma ligustici wallichii is a famous, foreign and Sichuan birth place medicinal material and an important export variety in China. Chuan Xiong is mainly produced in the places of Yangtze river weir, Pengzhou, Meishan mountain, etc. in Sichuan, other provinces are mainly introduced by Sichuan or the yield is very small. In the existing planting production of the ligusticum wallichii, the ligusticum wallichii is harvested manually, so that the ligusticum wallichii harvesting efficiency is low, the labor intensity of workers is high, and the production cost is high.
Investigation and research find that there is no special rhizoma Ligustici Chuanxiong harvesting machine at present. The ligusticum wallichii is taken as a medicine by dry roots, belongs to a plant with a shallow root system, the existing rhizome medicinal material harvester is not suitable for the existing agronomic requirements of the row spacing of the ligusticum wallichii, the excavated soil is more, the excavation resistance is large, the power consumption is large, the rhizomes, the soil and the hay of the ligusticum wallichii are mixed together for harvesting, and the soil separation is difficult.
Disclosure of Invention
The invention provides a ligusticum wallichii harvester for solving the problems of blockage of cut ligusticum wallichii seedlings caused by unsmooth discharge of the ligusticum wallichii seedlings, difficulty in separation of ligusticum wallichii and soil caused by existence of ligusticum wallichii root stubbles, hay and a large amount of large soil, large excavation resistance, large machine load and large power consumption.
The technical scheme adopted by the invention is that the ligusticum wallichii harvester comprises: the device comprises a rack, a soil loosening component, a clamping and conveying component, a fruit picking component, a soil shaking component, a transmission component, a suspension bracket, a grain divider and a depth wheel; the soil loosening component, the suspension bracket and the grain divider are arranged at the front end of the frame, the soil loosening component is arranged below the grain divider, the suspension bracket is arranged above the grain divider, two sets of clamping and conveying components and two sets of fruit picking components are arranged on the frame symmetrically, the clamping and conveying components are positioned between the soil loosening component and the fruit picking component, the soil shaking component is arranged on the frame and below the fruit picking component, the soil loosening component, the clamping and conveying components, the fruit picking component and the soil shaking component are in power connection through transmission components respectively, and the depth limiting wheel is arranged at the bottom of the frame;
the part that loosens the soil includes: the device comprises a reduction gearbox, an eccentric bearing, a connecting rod, a sliding rod frame, a linear bearing, a sliding rod and a break shovel, wherein the eccentric bearing is installed on an output shaft of the reduction gearbox;
the clamping and conveying component comprises: the device comprises a clamping and conveying rack, a reversing transmission case, a grain lifting part, an inclined conveying part and a transverse conveying part, wherein the clamping and conveying rack is fixedly connected with the rack;
the switching-over transmission case includes: the reversing transmission box is connected with the inclined conveying part through the inclined belt wheel in a belt transmission manner, and is connected with the transverse conveying part through the transverse conveying power chain wheel in a chain transmission manner;
the grain lifting part comprises: the device comprises a grain lifting track, grain lifting chain wheels, grain lifting chains and grain lifting claws, wherein the grain lifting track is fixedly arranged on a clamping and conveying rack, the grain lifting chain wheels are arranged at the upper end and the lower end of the grain lifting track, the grain lifting chains are arranged on the grain lifting chain wheels, two grain lifting chains are arranged at each grain lifting part, the grain lifting claws are uniformly and alternately arranged on the two grain lifting chains, the grain lifting track can enable the grain lifting claws to start to extend out at the front ends and keep the extending state at the inner side of the grain lifting track, and the retracting state is kept at the outer side of the grain lifting track;
the inclined conveying part comprises: the seedling feeding device comprises a clamping belt, a clamping belt wheel, a tensioning wheel, a seedling feeding disc, a guide rod and a clamping belt wheel shaft, wherein the clamping belt is arranged on an inclined belt wheel and the clamping belt wheel; a plurality of tensioning wheels are alternately arranged on the clamping and conveying rack in a staggered way, and the installation positions of the inclined belt wheels and the clamping belt wheels are set, so that the two clamping belts are tightly contacted in the front half section of clamping and conveying and gradually separated into a certain gap in the rear half section of clamping and conveying; the seedling feeding disc is provided with radial poking teeth, and the paired staggered teeth are arranged below the clamping belt wheel; the guide rod consists of a left rod and a right rod and is fixed on the clamping and conveying rack, the opening at the front end of the guide rod is opposite to the clamping belt, the outlet at the rear end is opposite to the fruit picking part, the installation direction of the guide rod is parallel to the transverse conveying part, the front end of the guide rod is a guide opening, and a gap is left between the left rod and the right rod to just allow the stem of the ligusticum wallichii to pass through; grooves with certain depth are arranged on the wheel surfaces of the oblique belt wheel, the clamping belt wheel and the tensioning wheel, and a convex ring matched with the grooves of the oblique belt wheel, the clamping belt wheel and the tensioning wheel is arranged on the inner ring of the clamping belt, so that the clamping belt can be prevented from falling off in work, the transmission friction force is increased, the clamping belt is made of soft rubber materials, the stem leaves can not be clamped off while being fully clamped, and the clamping force between the two clamping belts can be adjusted by adjusting the tensioning wheel;
the lateral transfer portion includes: the device comprises transverse conveying chain wheels, transverse conveying chains, a pressure rod and a pressure rod spring, wherein the two transverse conveying chain wheels are arranged on a clamping conveying rack through shafts and bearings;
fruit picking part includes: the cylinder, cylinder bevel gear, the concave plate, the cylinder includes the cylinder body, the arch tooth, cylinder body entrance is the taper shape, the working section is cylindrical, the arch tooth has been arranged to the working section surface mounting, the preceding partial arch tooth of working section is the helix array of evenly staggered distribution, the back partial arch tooth of working section is evenly distributed's linear array, the arch tooth chooses for use rubber materials bending into the bow-shaped, the cylinder passes through the pedestal bearing and installs in the frame, cylinder entrance is forward, cylinder bevel gear installs the axle head at the cylinder rear end, the concave plate is convex, keep certain interval and set up with the axle center with the cylinder, the concave plate is installed in the frame, evenly be provided with logical groove and concave plate medial surface cover one deck elastic material on the concave plate wall.
Preferably, the soil shaking part comprises: tremble native part frame, tremble native driving shaft, tremble native driven shaft, tremble the native drive wheel, bar strip formula lift chain, tremble native axle, tremble the native wheel, tremble native part frame fixed mounting in the frame, tremble native driving shaft and install in tremble native part frame rear end through the bearing, tremble native driven shaft and install in tremble native part frame front end through the bearing, it is inboard in trembleing native part frame, tremble native driving shaft and tremble native driven shaft both ends strip formula drive wheel, bar strip formula lift chain is installed on trembleing native driving shaft and trembleing the native driven shaft's the native drive wheel of trembleing, bar strip formula lift chain and the certain angle of horizontal direction slope, tremble native axle and install in trembleing native part frame through the bearing and be located tremble native driving shaft and tremble native driven.
Preferably, the transmission member includes: chain A, chain B, chain C, chain D, the transmission shaft, gear A, gear B, the power of tractor passes through the universal joint and inputs from the reducing gear box, the reducing gear box passes through chain A and sprocket and gives the switching-over transmission case with power transmission, the switching-over transmission case passes through chain B and transmits power to the transmission shaft, the transmission shaft passes through gear transmission and transmits power to cylinder bevel gear, the transmission shaft passes through chain C and transmits power to installation gear A's axle, gear A and gear B meshing, with power transmission to tremble native driving shaft, tremble native driving shaft and transmit power to trembleing native axle through chain D.
Preferably, the suspension bracket adopts a three-point suspension mode.
Preferably, the divider comprises a middle divider plate and two side divider plates, and the middle divider plate and the side divider plates are both arranged at the same height of the front end of the frame.
Preferably, the two depth wheels are respectively arranged at the left side and the right side of the rear end of the machine frame.
The ligusticum wallichii harvester has the following beneficial effects:
1. the invention provides a novel ligusticum wallichii harvester technical scheme, which comprises a rack, a soil loosening part, a clamping and conveying part, a fruit picking part, a soil shaking part, a transmission part, a suspension bracket, a divider and a depth wheel, and solves the problem that no special ligusticum wallichii harvester exists at present.
2. According to the invention, a seedling harvesting mode of ligusticum wallichii is adopted, the harvesting of ligusticum wallichii stalks is not required to be cut firstly, the soil at the root of ligusticum wallichii is crushed and loosened by the soil loosening component, the ligusticum wallichii stalks and tubers are pulled up by the clamping and conveying component and are clamped and conveyed, and after the tubers are picked off by the fruit picking component, the stalks are thrown to the ground through the transverse conveying part of the clamping and conveying component, so that the problem of blockage caused by unsmooth discharge of ligusticum wallichii seedlings in the existing rhizome medicinal material harvesting technology is solved, and the problem of difficult separation of ligusticum wallichii and soil caused by the existence of large-block soil, such as stubbles, hay and a large amount of large-.
3. The invention provides a soil loosening part, which provides a vibrating type excavating and soil loosening technology vertical to the advancing direction of a machine tool, wherein the soil at the root of a ligusticum wallichii is crushed and loosened, the depth of a break shovel is adjustable, and the problems that in the existing rhizome medicinal material harvesting, the fixed type excavating technology has large excavating resistance, the amount of soil entering a conveying device is large, the machine load is large, the power consumption is large and the like are solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the rhizoma Ligustici Chuanxiong harvester
FIG. 2 is a front view of the rhizome of Sichuan lovage harvester of the present invention
FIG. 3 is a top view of the rhizome of Sichuan lovage harvester of the present invention
FIG. 4 is a schematic view of the soil loosening part of the Ligusticum wallichii harvester
FIG. 5 is a schematic view of the structure of the clamping and conveying part and the fruit picking part of the Ligusticum wallichii harvester
FIG. 6 is a schematic view of the drum structure of the Chuanxiong rhizome harvester
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1-3, a ligusticum wallichii harvester comprises: the fruit picker comprises a
as shown in fig. 4, the loosening
as shown in fig. 1, 2, 3, and 5, the gripping and conveying
the reversing
the
the
The
As shown in fig. 1, 5 and 6, the
Compared with the prior art, the soil loosening
As shown in fig. 1 to 3, the
As shown in fig. 1, 2, 3 and 5, the transmission member 6 includes: the power transmission device comprises a chain A61, a chain B62, a chain C63, a chain D64, a
As shown in fig. 1-4, the
As shown in fig. 1-3, the
As shown in fig. 1-2, two
As shown in FIGS. 1-4, the working process of the rhizoma Chuanxiong harvester of the present invention is: the device is hung on a three-point hanging device of a tractor through a hanging
The process of loosening and crushing soil: as shown in fig. 1-4, the
Dividing, pulling and conveying the rice: as shown in fig. 1-5, the ligusticum wallichii harvester of the invention is in a seedling harvesting mode, when in operation, ligusticum wallichii plants are divided into two lines by the seedling divider 8, the middle seedling dividing plate 81 is aligned between the ligusticum wallichii lines, the ligusticum wallichii stems are shifted to two sides, the side seedling dividing plates 82 are also aligned between the ligusticum wallichii lines, the ligusticum wallichii stems are shifted to the middle seedling dividing plate 81 from the left side and the right side respectively, the ligusticum wallichii stems are gathered into two lines and flow to the inlet ends of the two sets of clamping and conveying components 3 respectively, the soil loosening shovel 27 finishes digging and loosening soil underground during seedling dividing, the seedling divider 8 divides the winded ligusticum wallichii stems, and can lift the fallen stems at the same time, thus being beneficial to the pulling and clamping and conveying; under the action of power transmission of the reversing transmission case 32, the grain lifting rail 331 of the grain lifting part 33 enables the grain lifting claw 333 to start to extend out at the front end and keep the extending state at the inner side of the grain lifting rail 331, so that the ligusticum wallichii stalks are held and conveyed along the conveying direction to prevent the ligusticum wallichii stalks from scattering; at the rhizome end of the chuanxiong rhizome, the seedling feeding tray 344 of the oblique conveying part 34 gathers the chuanxiong rhizome stalks from the seedling divider 8 and conveys the chuanxiong rhizome stalks into the space between the two holding belts 341, the chuanxiong rhizome stalks are pulled up from the loosened and crushed soil and conveyed obliquely upwards, the soil and the hay brought out by the chuanxiong rhizome stalks are little, when the chuanxiong rhizome plants are conveyed to the position close to the guide rod 345 in an upright state, the stalks at the upper end of the chuanxiong rhizome plants are gradually separated from the seedling holding part 33, the chuanxiong rhizome stalks are still held and conveyed by the holding belts 341, the chuanxiong rhizome tubers gradually enter the space between the two guide rods 345 and below the guide rod 345, when the back half section of the oblique conveying part 34, the holding action of the holding belts 341 is weakened, because the chuanxiong rhizome tubers are larger, the guide rod 345 gradually pulls the chuanxiong rhizome stalks out from the holding belts 341, the chuanxiong rhizome tubers are also aligned and arranged below the two guide rods 345 under the guide rod 345 under the pulling action The tubers of the ligusticum wallichii are regularly arranged below the two guide rods 345 and are conveyed along the transverse direction, in the process of continuously conveying the ligusticum wallichii transversely, the stalks of the ligusticum wallichii are still clamped and conveyed by the transverse conveying part 35, and the tubers of the ligusticum wallichii gradually enter the fruit picking part 4.
Picking fruits and discarding seedlings: as shown in figures 1-6, when the tuber of Ligusticum wallichii enters the fruit picking part 4, under the combined action of the roller 41 and the concave plate 43, the tuber of Ligusticum wallichii is pressed on the concave plate 43 by the arch teeth 412 of rubber material for combing treatment, the conical shape of the inlet section of the roller body 411 and the arch teeth 412 of the spiral array in front of the working section help the tuber of Ligusticum wallichii to be fed in, the soil attached on the tuber of Ligusticum wallichii is brushed away by the arch teeth 412 of the spiral array, the arch teeth 412 of the linear array behind the working section of the roller 41 help the tuber of Ligusticum wallichii to be grabbed, rolled and broken for fruit picking, the arch teeth 412 of the linear array are squeezed and deformed by the tuber of Ligusticum wallichii to grab the tuber, with the rotation of the roller 41 and the support of the tuber of Ligusticum wallichii by the inner wall of the concave plate 43, the contact point of the tuber of Ligusticum wallichii, the rubber material of the arch teeth 412 and the elastic material on the inner side of the concave plate 43 are helpful for increasing friction and preventing the ligusticum wallichii from being damaged, the ligusticum wallichii stalks after fruit picking are conveyed to the opening formed at the tail ends of the transverse conveying chain 352 and the pressure rod 353 through the transverse conveying part 35 and are thrown to the ground on two sides, and the ligusticum wallichii tubers fall down along the concave plate 43 and fall into the soil shaking part 5.
Soil clearing and paving: as shown in fig. 1-3, the chuanxiong rhizome tubers are picked off and fall onto the bar-
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