Garlic harvester

Abstract

The invention discloses a garlic harvester, and belongs to the field of agricultural machinery, the garlic harvester comprises a tractor and a harvesting device, the harvesting device comprises double chains of clamping conveying mechanisms arranged side by side up and down, one group of non-adjacent clamping conveying mechanisms is arranged on the front (upper) surface of the other group, and a soil cleaning mechanism is arranged below the middle lower section of each clamping conveying mechanism. The suspension mechanism comprises a foundation plate arranged on the traction machine, a foundation shaft barrel is arranged on the foundation plate, a foundation rotating barrel is arranged outside the foundation shaft barrel, an upper supporting rod and a lower supporting rod are arranged on the foundation rotating barrel, and the power mechanism comprises a bearing rotating wheel, a conversion wheel and a power shaft which are connected in sequence. The power shaft is connected with the clamping conveying mechanism, the separating conveying mechanism and the soil cleaning mechanism, the traction machine is connected with the bearing rotating wheel, the control mechanism is arranged on the foundation plate and comprises a hydraulic rod connected with a foundation rod, the width adjusting mechanism comprises an adjusting column assembly arranged on a foundation shaft barrel, and the harvester is high in efficiency, good in effect and wide in application prospect.

Description

Technical Field

[0001] The invention belongs to the field of agricultural machinery, and in particular relates to a garlic harvester. Background Art

[0002] At present, the mechanization level of garlic harvesting is low, the labor intensity of harvesting is high, and a large amount of labor is occupied during the busy farming season, which restricts the further expansion of garlic planting area and the further increase of farmers' income. Garlic farmers in Guangdong urgently need comprehensive mechanization of garlic harvesting. At present, the harvester that realizes the integrated operation of digging, soil cleaning, neck cutting, root cutting and collection is still in the prototype test stage and cannot meet the production requirements. The present invention solves the above problems, realizes the high-quality and high-efficiency effect of mechanical combined harvesting, and will greatly promote the development of the garlic industry. Summary of the invention

[0003] A garlic harvester is composed of a tractor and a harvesting device. The harvesting device includes a seedling separation cover with a depth limiting wheel arranged at the front end of a supporting and conveying mechanism. The non-adjacent supporting and conveying mechanisms are grouped into a front group and arranged at the front. The other group is a rear group and arranged at the rear (lower) side of the front group. A soil clearing mechanism is arranged below the middle and lower sections of the supporting and conveying mechanism. A separation conveying mechanism is arranged below the upper section. A neck cutting component and a root cutting component are respectively arranged. The suspension mechanism includes a base plate, a base shaft cylinder, a base rotating cylinder, and a base rod. The base rod is upwardly parallel with an upper support rod and a lower support rod. Rod, the upper support rod is connected with the supporting and conveying mechanism, the separating and conveying mechanism, the transmission mechanism and the control mechanism, the lower end of the base rod is connected with the digging shovel, a lifting rod hole is provided under the base rod, the transmission mechanism includes a bearing groove wheel, a conversion wheel and a power shaft which are connected in sequence, the power shaft is respectively connected with the supporting and conveying mechanism, the separating and conveying mechanism and the soil cleaning mechanism, the control mechanism is arranged on the base plate and includes a hydraulic rod, a control rod and a lifting rod which are connected with the suspension mechanism, the width adjustment mechanism is arranged on the base shaft cylinder and includes an adjusting column assembly which is connected with the base rotating cylinder.

[0004] The harvesting principle of the garlic harvester is as follows: the traction machine pulls the harvesting device and provides power. The harvesting device includes the depth-limiting wheel adjusted to an appropriate height. The seedling divider separates the garlic seedlings and has the function of supporting the fallen seedlings. The digging shovel digs the garlic roots and arches the garlic seedlings. The soil around the garlic heads is split and becomes soft. The garlic seedlings enter the supporting and conveying mechanism and are clamped, pulled up and moved upward. The soil cleaning mechanism removes the remaining soil on the garlic heads. The lower end of the garlic seedlings enters the separating and conveying mechanism. The supporting and conveying mechanism pulls strongly. The garlic heads are blocked under the separating and conveying mechanism, the necks are cut by the neck cutting mechanism, the roots are cut by the root cutting mechanism, and the garlic heads are sent out by the separating and conveying mechanism into bags. In the invention, the base plate is arranged at the front end of the tractor, the suspension mechanism is arranged on the base plate and is connected with the supporting and conveying mechanism, the separating and conveying mechanism, the power shaft, the control mechanism and the digging shovel, the power mechanism includes the tractor providing power to the bearing groove wheel arranged on the bearing shaft arranged on the base plate and connected with the power shaft, providing power to the supporting and conveying mechanism, the separating and conveying mechanism, the soil cleaning mechanism, the neck cutting assembly and the root cutting assembly, the control mechanism is arranged on the base plate, controls the height of the front end of the harvesting device, and the width adjustment mechanism is arranged on the basic shaft cylinder, controls the position of the basic rotating cylinder, and adjusts the spacing of the harvesting devices.

[0005] The supporting conveying mechanism is provided with a pair of parallel chain assemblies and a supporting frame. The chain assembly includes a double chain composed of upper and lower aligned single chains, with upper supporting sprockets and lower supporting sprockets at both ends, and a supporting sprocket in the middle. The sprockets are all arranged on the supporting frame. The supporting frame includes two angle iron frames and a U-shaped member. The angle iron frames are fixed together by upper and lower opposite angle irons. The two angle iron frames are arranged in parallel and fixed together by the U-shaped member above. The upper end of the upper supporting sprocket is provided with a main sprocket connected to the supporting sprocket through a chain.

[0006] The non-adjacent supporting and conveying mechanisms are composed of two groups, front and rear, forming a space where the two groups of sprockets overlap, thereby shrinking the working width of the harvesting device.

[0007] The depth limiting wheel includes one end of a roller shaft which is vertically fixedly connected to a vertical plate, a plurality of holes are provided on the upper part of the vertical plate as height adjustment holes, a horizontal plate is provided above the roller at one end which is connected to the supporting frame, and two vertical holes are provided on the other end as fixed holes, the vertical plate and the horizontal plate are fixedly connected with the height adjustment hole bolts through the fixed holes, a vertical flat horizontal plate is provided on the upper edge of the horizontal plate, a hanging plate strip is provided at the lower end of the supporting frame of the rear group, and the upper end of the hanging plate strip is bent and provided on the flat horizontal plate to guide and control the operation of the rear group.

[0008] The soil cleaning mechanism includes two relatively arranged mechanisms, one of which includes the two ends of the rotating cylinder shaft fixed under the supporting frame, a rubber column is provided on the rotating cylinder surface, and the shaft at the upper end of the rotating cylinder is provided with a cleaning gear connected by a toothed belt. The cleaning gear is arranged at one end of the long shaft, and the long shaft is arranged on the upper support rod and the other end is provided with a bevel gear meshing with the soil cleaning bevel gear, and the cleaning gear is meshing with the cleaning gear of the opposite mechanism.

[0009] The separation and conveying mechanism includes a V-belt assembly and a separation frame arranged in parallel and opposite to each other. The V-belt assembly includes groove wheels at both ends of the V-belt and a supporting groove wheel in the middle. The groove wheels are arranged on the separation frame. The separation frame is composed of parallel aligned angle irons fixed by the U-shaped piece above. One end of the separation frame is connected to the upper support rod. A bevel gear is provided at the lower end of the groove wheel close to the power shaft and is connected to the separation bevel gear through an intermediate bevel gear. A cutting gear is provided below the bevel gear.

[0010] The neck cutting assembly includes two ends of the upper edge of a relatively arranged long strip hanging knife fixed by an axis to a neck cutting bracket arranged in the triangular belt ring, the upper and lower ends of the neck cutting bracket are connected to the separation frame support, the top frame is made of a rectangular frame with two long sides of equal length and right-angled bends, and the two sides of one side of the top frame are vertically fixed to the neck cutting bracket through two pairs of sliding holes, the upper and lower sides of the top frame are respectively arranged on the upper and lower sides of the triangular belt, and the neck cutting mechanism is arranged at the front end of the separation frame. When the garlic enters the separation conveying mechanism, since the supporting conveying mechanism is in a different direction from the separation conveying mechanism, the garlic head is pulled to a certain position to lift the top frame and lift the hanging knife to cut the garlic neck. Under the support of the triangular belt, the garlic head after neck cutting leaves the top frame, and the top frame falls.

[0011] The root cutting assembly includes two symmetrically arranged disc cutters, the central area of ​​which is provided with an upward rotating surface protrusion, the disc cutter shaft is a square shaft extending vertically downward, the edges of the two disc cutters overlap, and two mutually meshing hollow shaft gears are provided with a grass separation cover on the outside, the hollow shaft gear shaft is a square hole shaft with a square hole vertically downward and a spring at the bottom, the square shaft is inserted into the square hole shaft, and a bearing is provided below the hollow shaft gear and is arranged inside the support platform, a gear is provided on the hollow shaft gear shaft below the support platform and is connected to the cutting gear through a toothed belt, and the two sides of the support platform are connected upward to the two sides of the separation frame and are arranged behind the neck cutting assembly.

[0012] The transmission mechanism includes a rotating groove wheel arranged on the rotating shaft, which is a long axis parallel to the basic shaft cylinder and arranged on the basic plate. The rotating groove wheel is connected to the traction machine. The rotating shaft is provided with a plurality of rotating gears which are connected with the gears on the conversion wheel arranged on the basic rotating drum through a toothed belt. The rotating shaft is provided with a linear groove, and a pin is arranged in the shaft hole of the rotating gear. The conversion wheel is also provided with a bevel gear which is meshed and connected with the bevel teeth at the end of the power shaft. The power shaft is also provided with the soil cleaning bevel gear, the opposite gear, the separation bevel gear and the supporting sprocket, and the opposite gear is connected to the opposite power shaft.

[0013] The suspension mechanism includes a basic shaft cylinder arranged on the basic plate, a basic rotating cylinder is provided with a basic rod extending vertically forward, an upper support rod and a lower support rod are provided upward and parallel to the basic rod, a lifting rod hole is provided below, and a vertical adjustment plate is provided at the lower end with a plurality of holes, the upper end of the upper support rod is connected to the supporting frame, and an upper fixed plate and a lower fixed plate are respectively provided in the middle to support the power shaft, the upper fixed plate is also connected to the separation frame support, and the upper end of the lower support rod is connected to the supporting frame.

[0014] The excavating shovel comprises a shovel head and a shovel handle. The upper surface of the shovel head is an inclined cylindrical smooth curved surface, and the lower bottom surface is a plane. The upper end of the shovel handle is provided with a vertical rectangular steel plate with a plurality of holes as a shovel plate. The adjustment plate and the shovel plate are fixed by bolts. Adjusting the positions of the adjustment plate and the shovel plate can change the direction and depth of the shovel head.

[0015] The control mechanism includes a hydraulic rod installed on the base plate, which pushes the front section of the control rod installed in the base plate and is provided with screws and nuts. The front end of the control rod is connected to the rear end of the lifting rod by bolts, and the front end is provided with a horizontal axis that passes through the lifting rod hole. Under the push of the hydraulic rod, the suspension mechanism rotates with the basic shaft tube as the axis to control the lifting and lowering of the front end of the harvesting device. The working state of the harvesting device is adjusted by adjusting the nut, and the position of the horizontal axis inserted into the lifting rod hole is adjustable.

[0016] The adjusting screw rod is an adjusting screw rod with a plurality of adjusting screw rods, each of which is an adjusting screw rod having a plurality of adjusting screw rods and a plurality of adjusting screw rods having a plurality of adjusting screw rods.

[0017] Compared with the prior art, the present invention has the following beneficial effects: it realizes the integrated operation of digging, soil clearing, neck cutting, root cutting and collecting; the mechanical structure is compact and flexible, and the width between the two clamping and conveying mechanisms can be adjusted to adapt to operations on wide and narrow ridges; it has fast working speed, high efficiency and good effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to better understand the present invention and do not constitute an improper limitation of the present invention, wherein: Figure 1 Schematic diagram of modular harvester; Figure 2 Schematic diagram of the neck cutting assembly; Figure 3 Schematic diagram of root shaving assembly; Figure 4 Front view of column assembly; Figure 5 . Column assembly side view The above drawings include the following reference numerals: 1. Seedling cover, 2. Depth limit wheel, 3. Lower sprocket, 4. Support frame, 5. Chain, 6. Rotating cylinder, 7. Power shaft, 8. Opposite wheel, 9. Separation bevel gear, 10. Upper fixing plate, 11. Supporting sprocket, 12. Separation frame, 13. Main sprocket, 14. Upper sprocket, 15. Neck cutting assembly, 16. Root cutting assembly, 17. Cutting gear, 18. Soil cleaning bevel gear, 19. Bearing shaft, 20. Bearing groove wheel, 21. Base plate, 22. Hydraulic rod, 23. Control rod, 24. Nut, 25. Conversion wheel, 26. Basic rotating cylinder, 27. Basic shaft cylinder, 28. Lifting rod, 29. Upper Support rod, 30. Base rod, 31. Adjustment plate, 32. Shovel plate, 33. Shovel rod, 34. Shovel head of the rear group, 35. Shovel head, 201. Cut neck bracket, 202. Shaft, 203. Hanging knife, 204 Top frame, 205. V-belt, 206 Slide hole, 301. Disc knife, 302. Square shaft, 303. Meshing gear, 304. Bracket plate, 305. Bearing, 306. Spring, 307. Square hole shaft, 308. Gear, 309. Grass cover, 401. Disc, 402. Column, 403. Screw rod, 404. Screw nut rod, 405. Square head, 406 Connecting plate DETAILED DESCRIPTION

[0019] Exemplary embodiments of the present invention are described below in conjunction with the accompanying drawings, including various details of the embodiments of the invention to facilitate understanding. They should be considered as merely exemplary. Therefore, those skilled in the art should recognize that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present invention. Similarly, for the sake of clarity and conciseness, descriptions of well-known structures and functions are omitted in the following description.

[0020] A garlic harvester is composed of a traction machine and a harvesting device. The traction machine is a walking tractor. The harvesting device includes a seedling separation cover 1, a depth limiting wheel 2 is arranged at the front end of a supporting and conveying mechanism, and the non-adjacent supporting and conveying mechanisms are arranged at the front as a front group, and the other group is arranged at the back as a rear group. A soil cleaning mechanism is arranged below the lower section of the supporting and conveying mechanism, and a separation and conveying mechanism is arranged below the upper section, and a neck cutting component 15 and a root cutting component 16 are respectively arranged. The suspension mechanism includes a base plate 21, a base shaft cylinder 27, a base rotating cylinder 26, a base rod 30, an upper support rod 29 and a lower support rod. The upper support rod 29 is connected to the supporting and conveying mechanism, the separation and conveying mechanism, the transmission mechanism, the control mechanism and the digging shovel. The power mechanism includes a base plate 21, a base shaft cylinder 27, a base rotating cylinder 26, a base rod 30, an upper support rod 29 and a lower support rod. The upper support rod 29 is connected to the supporting and conveying mechanism, the separation and conveying mechanism, the transmission mechanism, the control mechanism and the digging shovel. The supporting groove wheel 20, the conversion wheel 25 and the power shaft 7 are connected in sequence. The power shaft 7 is respectively connected to the supporting conveying mechanism, the separating conveying mechanism and the soil clearing mechanism. The control mechanism is arranged on the base plate 21 and includes a hydraulic rod 22, a control rod 23 and a lifting rod 28 connected to the suspension system. The width adjustment mechanism is arranged on the basic shaft cylinder 27 and includes an adjusting column assembly connected to the basic rotating cylinder 26. A universal wheel is arranged below the front end of the hand tractor and a base plate 21 is arranged above it. A groove wheel is arranged on the tractor wheel axle and is connected to the supporting groove wheel 20 through a V-belt. A flat plate is arranged below the rear section of the tractor, and a garlic outlet pipe outlet support frame is arranged on the flat plate. The other end of the garlic outlet pipe is connected to the outer end of the separating conveying mechanism.

[0021] The supporting conveying mechanism is provided with a pair of parallel chain assemblies and a supporting frame 4. The chain assembly includes a double chain 5 composed of upper and lower aligned single chains, with an upper supporting sprocket 14 and a lower supporting sprocket 3 at both ends, and a supporting sprocket is provided in the middle. The sprockets are all arranged on the supporting frame 4. The two sides of the supporting frame 4 are parallel and connected together by upper and lower aligned angle irons, and then the two sides are fixed together by a U-shaped piece on the top. The upper end of the upper supporting sprocket 14 is provided with a main sprocket 13 connected to the supporting sprocket 11 through a chain.

[0022] The depth limiting wheel 2 includes one end of the roller shaft which is vertically fixed to the vertical plate, and the upper part of the vertical plate is provided with a plurality of holes as height adjustment holes. A horizontal plate is provided above the roller 2, one end of which is connected to the supporting frame 4, and the other end is provided with two vertical holes as fixed holes. The vertical plate and the horizontal plate are fixedly connected with the height adjustment hole bolts through the fixed holes. A vertical horizontal plate is provided on the upper edge of the horizontal plate above the roller 2, and a hanging strip is provided at the lower end of the supporting frame of the rear group, and the upper end of the hanging strip is bent and arranged on the horizontal plate.

[0023] The soil cleaning mechanism includes two relatively arranged mechanisms, one of which includes a rotating cylinder 6 whose two ends are fixed under the supporting frame 4, a rubber column is provided on the surface of the rotating cylinder 6, and a cleaning gear is provided on the upper end shaft, which is connected to the cleaning gear by a toothed belt and is arranged at one end of the long shaft. The long shaft is arranged on the upper support rod 29 and a bevel gear is provided at the other end, which is connected to the soil cleaning bevel gear 18, and the cleaning gear is meshed with the opposite cleaning gear.

[0024] The separation and conveying mechanism includes a V-belt assembly and a separation frame 36 which are arranged in parallel and opposite to each other. The V-belt assembly includes a V-belt 205 with groove wheels at both ends and a supporting groove wheel in the middle. The groove wheels are arranged on the separation frame 36. The separation frame 36 is composed of two parallel angle irons fixed by the U-shaped piece above. One end of the separation frame 36 is connected to the upper support rod 29. The lower end of the groove wheel close to the power shaft 7 is provided with a bevel gear which is connected to the separation bevel gear 9 arranged on the power shaft 7 through an intermediate bevel gear. A cutting gear 17 is provided below the cutting bevel gear.

[0025] The neck cutting assembly 15 includes two ends of the upper edge of a relatively arranged long strip hanging knife 203 fixed to a neck cutting bracket 201 through an axis 202 and arranged in a V-belt 205 circle. The upper and lower ends of the neck cutting bracket 201 are supported and connected to the separation frame 36. The top frame 204 is made of a rectangular frame with two long sides of equal length and right-angled bends. The two sides of one side of the top frame 204 are vertically fixed to the neck cutting bracket 201 through two pairs of sliding holes 206. The upper and lower sides of the top frame 204 are respectively arranged on the upper and lower sides of the V-belt 205, and the neck cutting assembly 15 is arranged at the front end of the separation frame 36.

[0026] The root cutting assembly 16 includes two symmetrically arranged disc cutters 301, the central area of ​​which is provided with an upward rotating surface protrusion. The axis of the disc cutter 301 is a square axis 302 extending vertically downward. The edges of the two disc cutters 301 overlap. Two mutually meshing hollow shaft gears 303 are provided with a grass-shielding cover 309 on the outside. The axis of the hollow shaft gear 303 is a square hole axis 307 with a square hole extending vertically downward and a spring 306 at the bottom. The square axis 302 is inserted into the square hole axis 307. A bearing 305 is provided below the hollow shaft gear 303 and is arranged inside the support platform 304. A gear 308 is provided below the support platform 304 on the axis of the hollow shaft gear 303 and is connected to the cutting gear 17 through a toothed belt. The two sides of the support platform 304 are connected to the two sides of the separation frame 36 upward.

[0027] The transmission mechanism includes a rotating groove wheel 20 arranged on a rotating shaft 19 which is a long axis parallel to the basic shaft cylinder 27 and is arranged on a basic plate 21. The rotating shaft 19 is provided with a plurality of rotating gears which are connected with the gears on the conversion wheel 25 arranged on the basic rotating cylinder 26 through a toothed belt. The rotating shaft is provided with a linear groove, and a pin is arranged in the shaft hole of the rotating gear. The conversion wheel 25 is also provided with a bevel gear which is meshed with the bevel teeth at the end of the power shaft 7. The power shaft 7 is also provided with a soil cleaning bevel gear 18, an opposite gear 8, a separation bevel gear 9 and a supporting sprocket 11. The opposite gear 8 is connected to the opposite power shaft.

[0028] The suspension mechanism includes a basic shaft cylinder 27 arranged on a base plate 21, on which a basic rotating cylinder 26 is provided, and on which a basic rod 30 extending vertically forward is provided. The basic rod 30 is provided with an upper support rod 29 and a lower support rod parallel to the upper side, and a lifting rod hole connected to the lifting rod 28 is provided at the bottom, and a vertical adjustment plate 31 is provided at the lower end, which is provided with a plurality of holes connected to the excavating shovel. The upper end of the upper support rod 29 is connected to the supporting frame 4, and an upper fixed plate 10 is provided in the middle, which is connected to the power shaft 7 and the separation frame 36 respectively. The lower fixed plate supports the power shaft 7, and the upper end of the lower support rod is connected to the supporting frame 4.

[0029] The excavating shovel includes a shovel head 35 and a shovel handle 33. The upper surface of the shovel head 35 is an inclined cylindrical smooth curved surface, and the lower bottom surface is a plane. The upper end of the shovel handle 33 is provided with a vertical rectangular steel plate with a plurality of holes as a shovel plate 32. The adjustment plate 31 and the shovel plate 32 are fixed by bolts. Changing the connection position of the adjustment plate 31 and the shovel plate 32 can change the direction and depth of the shovel head 35.

[0030] The control mechanism includes a hydraulic rod 22 arranged on a base plate 21, which pushes a control rod 23 arranged in the base plate 21. The front section is provided with a screw and a nut 24. The front end of the control rod 23 is connected to the rear end of a lifting rod 28 by bolts, and the front end is provided with a horizontal axis that passes through the lifting rod hole. Under the push of the hydraulic rod 22, the suspension mechanism rotates with the basic shaft tube 27 as the axis to control the lifting and lowering of the front end of the harvesting device, and the working state of the harvesting device is adjusted by adjusting the nut 24.

[0031] The spacing adjustment mechanism includes an adjustment ring groove, an adjustment longitudinal groove and an adjustment column assembly. The adjustment ring groove is arranged on the wall of the base rotating cylinder 26 and is semicircular and arranged on the side of the base rod 30. The adjustment longitudinal groove is arranged on the axial groove on the wall of the base shaft cylinder 27. The adjustment column assembly includes a screw rod 403, one section of which is arranged inside the screw nut rod 404. The other section of the screw rod 403 is a light rod with a vertical column 402. Two discs 401 parallel to and perpendicular to the base shaft cylinder 27 are arranged at both ends of the screw rod 403 and the screw nut rod 404 and are fixed by a connecting plate 406. The two discs 401 are fixed to the base shaft cylinder 27. A circular hole is provided at a corresponding position on the edge of the base, one end of the screw rod 403 and the nut rod 404 are respectively arranged in the circular holes, a square head 405 is provided at the end of the nut rod 404 extending out of the disc, the end of the nut rod 404 is fixed on the disc 401 and can rotate freely, the adjusting column assembly is arranged in the basic shaft cylinder 27, the disc 401 at the end of the nut rod 404 is flush with the outer end of the basic shaft cylinder 27, the column 402 is arranged in the adjusting ring groove and the adjusting longitudinal groove, and the square head 405 is rotated to push the screw rod to retract and extend, thereby pushing the basic rotating cylinder 26 to move longitudinally.

[0032] The basic principles and main features of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and the specification only describe the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may be subject to various changes and improvements, and these changes and improvements should all be included in the scope of protection of the present invention.

Claims

1. A garlic harvester is composed of a tractor and a harvesting device, wherein the harvesting device includes a supporting conveying mechanism, a seedling separation cover is provided at the front end, and a depth limiting wheel is provided in the cover, wherein: The supporting and conveying mechanism includes a double chain arranged in parallel at the upper and lower ends, and the non-adjacent supporting and conveying mechanisms are grouped into a group and arranged in front (upper) of another group; a soil cleaning mechanism is arranged below the middle and lower sections of the supporting and conveying mechanism, and a separation conveying mechanism is arranged below the upper section, and a neck cutting assembly and a root cutting assembly are arranged on the upper section; the suspension mechanism includes a base plate, a base shaft cylinder, a base rotating cylinder, a base rod, and an upper support rod and a lower support rod upward; the lower end of the base rod is connected to the excavating shovel, the upper support rod is connected to the supporting and conveying mechanism, the separation conveying mechanism, the transmission mechanism and the soil cleaning mechanism, the lower support rod is connected to the supporting and conveying mechanism, the transmission mechanism includes a bearing groove wheel, a conversion wheel, and a power shaft, which are connected in sequence, and the power shaft is respectively connected to the supporting and conveying mechanism, the separation conveying mechanism and the soil cleaning mechanism; the control mechanism is arranged on the base plate and includes a hydraulic rod, a control rod and a lifting rod, which are connected to the suspension mechanism; the width adjustment mechanism is arranged on the base shaft cylinder and includes an adjustment column assembly, which is connected to the base rotating cylinder.

2. A garlic harvester according to claim 1, characterized in that: The soil cleaning mechanism includes two mechanisms arranged on opposite surfaces, one of which includes a rotating cylinder shaft with both ends fixed under the supporting frame, a rubber column is arranged on the rotating cylinder surface, and the shaft at the upper end of the rotating cylinder is provided with a cleaning gear connected by a toothed belt. The cleaning gear is arranged at one end of the long shaft, and the long shaft is arranged on the upper support rod. A bevel gear is arranged at the other end to be meshed with the soil cleaning bevel gear, and the cleaning gear is meshed with the cleaning gear of the opposite mechanism.

3. A garlic harvester according to claim 1, characterized in that: The separation and conveying mechanism includes a V-belt assembly and a separation frame arranged in parallel and opposite to each other. The V-belt assembly includes groove wheels at both ends of the V-belt and a supporting groove wheel in the middle. The groove wheels are arranged on the separation frame. The separation frame includes two equal-length and parallel angle irons fixed together by a U-shaped member. One end of the separation frame is connected to the upper support rod. A bevel gear is provided under the groove wheel close to the power shaft and is connected to the separation bevel gear through an intermediate bevel gear. A cutting gear is provided under the bevel gear.

4. A garlic harvester according to claim 1, characterized in that: The neck cutting assembly includes two ends of the upper edge of a long strip hanging knife arranged on opposite surfaces, which are fixed to the neck cutting frame arranged in the V-belt ring through an axis, the upper and lower ends of the neck cutting frame are connected to the support of the separation frame, and the top frame is made of right-angle bends of equal length of two long sides of a rectangular frame. The two sides of one side of the top frame are vertically fixed to the neck cutting frame through two pairs of sliding holes, the upper and lower sides of the top frame are respectively arranged on the upper and lower sides of the V-belt, and the neck cutting assembly is arranged at the front end of the separation frame.

5. The garlic harvester according to claim 1, characterized in that: The root cutting assembly includes two symmetrically arranged disc cutters, the central area of ​​which is provided with an upward rotating surface protrusion, the disc cutter shaft is a square shaft extending vertically downward, the edges of the two disc cutters overlap, and two mutually meshing hollow shaft gears are provided with a grass separation cover on the outside, the hollow shaft gear shaft is a square hole shaft with a square hole extending vertically downward and a spring at the bottom, the square shaft is inserted into the square hole shaft, and the hollow shaft gear shaft is provided with a bearing arranged in the support platform below, a gear is provided on the hollow shaft gear shaft below the support platform, and is connected to the cutting gear through a toothed belt, and the two sides of the support platform are connected upward to the two sides of the separation frame and are arranged behind the neck cutting assembly.

6. A garlic harvester according to claim 1, characterized in that: The transmission mechanism includes a bearing groove wheel connected to the traction machine and arranged on the bearing shaft, which is a long axis parallel to the basic shaft cylinder and arranged on the basic plate. The bearing shaft is provided with a plurality of bearing gears connected with the gears on the conversion wheel arranged on the basic rotating drum through a toothed belt. The bearing shaft is provided with a linear groove, and a pin is arranged in the shaft hole of the bearing gear. The conversion wheel is also provided with a bevel gear meshing with the bevel gear at the end of the power shaft. The power shaft is also provided with the soil cleaning bevel gear, the opposite gear, the separation bevel gear and the supporting sprocket, and the opposite gear is connected to the opposite power shaft.

7. A garlic harvester according to claim 1, characterized in that: The suspension mechanism includes a basic shaft cylinder arranged on the base plate, the basic rotating cylinder is provided with a vertical forward basic rod, the basic rod is provided with an upper support rod and a lower support rod upward and parallel, a lifting rod hole is provided below, and a vertical adjustment plate is provided at the lower end with a plurality of holes, the upper end of the upper support rod is connected to the supporting frame, and an upper fixed plate and a lower fixed plate are respectively provided in the middle to support the power shaft, the upper fixed plate is also connected to the separation frame, and the long shaft is also provided in the middle and connected to the clearing gear, the upper end of the lower support rod is connected to the supporting frame, and the base plate is fixedly connected to the front end of the traction machine.

8. The garlic harvester according to claim 1, characterized in that: The excavating shovel comprises a shovel head and a shovel handle. The upper surface of the shovel head is an inclined cylindrical smooth curved surface, and the lower bottom surface is a plane. The upper end of the shovel handle is provided with a vertical rectangular steel plate with several holes as a shovel plate. The adjustment plate and the shovel plate are fixed by bolts.

9. The garlic harvester according to claim 1, characterized in that: The control mechanism includes a hydraulic rod arranged on the base plate, which pushes the front section of the control rod arranged in the base plate and is provided with screws and nuts. The front end of the control rod is connected to the rear end of the lifting rod by bolts, and the front end is provided with a horizontal axis that passes through the lifting rod hole.

10. The garlic harvester according to claim 1, characterized in that: The spacing adjustment mechanism includes an adjusting ring groove, an adjusting longitudinal groove and an adjusting column assembly, wherein the adjusting ring groove is arranged on the wall of the basic rotating cylinder and is semicircular and arranged on the side of the basic rod, and the adjusting longitudinal groove is arranged on the axial groove on the wall of the basic shaft cylinder, and the adjusting column assembly includes a section of a screw rod arranged inside the nut rod, and the other section of the screw rod is a light rod provided with a vertically upward column, and a disc is respectively provided at both ends of the screw rod and the nut rod, which are parallel to and perpendicular to the basic shaft cylinder and are connected by a connecting plate, and circular holes are provided at corresponding positions at the edges of the two discs, and one end of the screw rod and the nut rod are respectively arranged in the circular holes, and a square head is provided at the end of the nut rod to extend out of the disc, and the end of the nut rod is fixed on the disc and can rotate freely, and the adjusting column assembly is arranged in the basic shaft cylinder and the disc at the end of the nut rod is fixed flush with the outer end of the basic shaft cylinder, and the column is arranged in the adjusting ring groove and the adjusting longitudinal groove.

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