CN212753344U

CN212753344U - Lifting type pepper picking machine based on pile-off picking method

Info

Publication number: CN212753344U
Application number: CN202021583860.XU
Authority: CN
Inventors: 李�瑞; 杨明金; 李守太; 杨玲; 陈子文; 蒲应俊
Original assignee: Southwest University
Current assignee: Southwest University
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-23
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a lifting type pepper picking machine based on a pile-removing picking method, which mainly comprises a lifting workbench, a fixed workbench, a crank rocker mechanism, a transmission control box, a top half cutter plate, a bottom half cutter plate and a position limiter, wherein the bottom of the lifting workbench is provided with a polish rod through hole, a driving roller supporting column, a top half cutter upright column and a position limiter fixing column which are uniformly distributed, the right side of the lifting workbench is provided with a slide block, the bottom of the top half cutter upright column is provided with a top half cutter mounting groove, the upper part of the fixed workbench is provided with a polish rod and a bottom half cutter mounting groove which are uniformly distributed, the top half cutter plate and the bottom half cutter plate are respectively connected with the top half cutter mounting groove and the bottom half cutter mounting groove through bolts, the left side of the transmission control box is provided with a slide rail, the control box is arranged inside the lifting workbench and the fixed workbench, the utility model discloses loading and unloading are convenient, easy and simple to handle, have improved and have picked efficiency, have avoided the injury of prickly ash thorn to the staff.

Description

Lifting type pepper picking machine based on pile-off picking method

Technical Field

The utility model relates to an agricultural product machining technical field, concretely relates to prickly ash picking machine especially relates to an over-and-under type prickly ash picking machine based on lower stake picking method.

Background

The pepper is a common food material and traditional Chinese medicine, has special smell, is used as a spice in ancient times, has the effects of clearing damp and dispelling cold as a medicinal material, and is often used as a seasoning by modern people to obtain spicy taste and numb feeling during the process of making dishes. The pepper is widely distributed in China, and is widely planted in various places, namely, the northeast of the north, the north slope from south to five mountains, the southeast to Jiangsu and Zhejiang coastal areas, and the southwest to the southeast of Tibet, in mountainous areas with higher altitude from plain to mountain areas with higher altitude, drought resistance and preference to sunlight. Because the Chinese prickly ash has wide application, the consumption of the Chinese prickly ash is very high every year.

However, the picking of the zanthoxylum is extremely difficult, the method of manually picking the zanthoxylum is adopted at present, the method is extremely inconvenient and low in efficiency, the prickling of the zanthoxylum easily damages picking personnel, and the danger of manual operation is increased. When the pepper fruits are removed by mechanical processing, the processing process is complicated and the efficiency is low due to different sizes and thicknesses of pepper branches, and the pepper fruits can be damaged even in the processing process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an over-and-under type prickly ash picking machine based on lower stake picking method to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting type pepper picking machine based on a pile-off picking method mainly comprises a lifting workbench, a fixed workbench, a crank rocker mechanism, a transmission control box, an upper half cutter plate, a lower half cutter plate and a limiter, wherein a polish rod through hole, a driving roller supporting column, an upper half cutter upright column and a limiter fixing column which are uniformly distributed are arranged at the bottom of the lifting workbench, a sliding block is arranged at the right side of the lifting workbench, an upper half cutter mounting groove is formed in the bottom of the upper half cutter upright column, a polish rod and a lower half cutter mounting groove which are uniformly distributed are arranged at the upper part of the fixed workbench, the upper half cutter plate and the lower half cutter plate are respectively connected with the upper half cutter mounting groove and the lower half cutter mounting groove through bolts, a sliding rail is arranged at the left side of the transmission control box, a control box is arranged inside the transmission control box, the crank rocker mechanism consists of a rocker and a crank, and is positioned at the right side, and the stopper is matched with a second motor to provide power for the reciprocating motion of the lifting workbench, and the stopper consists of a limiting needle, a return spring and a stopper fixing column.

Further, in order to reduce friction and play limiting role, the lifting workbench and the fixed workbench are connected through the light bar and the light bar opening in a matched mode, the lifting workbench and the transmission control box are connected through the sliding block and the sliding rail in a matched mode, a supporting spring is arranged between the lifting workbench and the fixed workbench and located outside the light bar to play a role in buffering protection.

Further, the initiative running roller support column is used for supporting the rotation of initiative running roller, and it distributes elevating platform bottom both sides, and left initiative running roller support column is equipped with the initiative running roller back shaft, then is equipped with initiative running roller transmission shaft through-hole on right side, the one end of initiative running roller is equipped with the initiative running roller transmission shaft, the one end of initiative running roller transmission shaft be equipped with the screw thread and with the cooperation of initiative running roller is connected, and the other end is equipped with the keyway and this end passes through the key-type connection with lower belt pulley.

Further, inside first motor seat and the belt opening of being equipped with of elevating platform, the right side is equipped with the fixed axle, just elevating platform both sides upper end is equipped with the top cap dress and unloads the groove so that go up the dismantlement of top cap, there is first motor through the bolt fastening on the first motor seat, and the axle head of motor is fixed with last belt pulley through the key, last belt pulley passes through the belt with lower belt pulley and is connected, realizes belt drive.

Furthermore, the stopper has the effect of correcting the position of pepper branches and limiting the position of the pepper branches, a stopper fixing column is inserted into the reset spring, one end of the stopper fixing column is connected with the bottom of the lifting workbench, the other end of the stopper fixing column is connected with the limiting needle, and a through hole for the stopper fixing column to move relatively is formed in the limiting needle.

Further, the fixed workbench has the functions of placing pepper branches and collecting pepper fruits, the fixed workbench is provided with a pepper branch placing groove and a lower half cutter mounting groove which are uniformly distributed, a collecting box which can be freely assembled and disassembled is arranged in the fixed workbench, a handle is arranged outside the collecting box, an observation port is arranged between the pepper branch placing grooves, a pepper cluster falling port is arranged between the pepper branch placing groove and the lower half cutter mounting groove, pepper fruits are cut off by a cutter and fall into the collecting box through the pepper cluster falling port, one end close to the pepper cluster falling port is provided with a driven roller supporting frame, a moving groove is arranged on the driven roller supporting frame, a spring is arranged in the moving groove, the spring is in a compression state, driven rollers are arranged between the moving grooves, the driven rollers move up and down for a certain distance according to the thickness of the pepper branches in the machining process and are always in contact with the pepper branches, and a bearing seat and a transmission shaft through hole are arranged on the right side of the fixed workbench.

Further, be equipped with the annular cutter of semicircle on first cutter board and the second cutter board, and the cutter diameter has the specification of multiple difference, can be according to the big or small free apolegamy of pepper branch to the realization removes the fruit to the effect of different thickness pepper branches, reduces the damage to the pepper fruit, and improves work efficiency, first cutter board and second cutter board respectively with first cutter mounting groove and second cutter mounting groove pass through bolted connection, the loading and unloading of being convenient for is changed.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of over-and-under type prickly ash picking machine based on method is picked to lower stake, can realize the nimble combination of whole prickly ash picking machine cutter size through the distribution replacement of the first half cutter board of different specifications and the second half cutter board, be suitable for the pepper branch of various thicknesses, control effect through the control box, thereby control elevating platform's lift is divided into to the stall of control motor, divide into the working process and place and pick, the operation of being convenient for, the pepper branch only need handle the prickly ash cluster on the certain distance before using, and can basically remove remaining prickly ash cluster after the cutter in the course of working, the method is picked to lower stake than original greatly improved efficiency and reduced prickly ash thorn's risk, whole working process only uses two motors as the power supply, the energy consumption is lower.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a three-dimensional structure of a lifting type pepper picking machine based on a pile-off picking method of the utility model;

fig. 2 is a schematic view of a three-dimensional structure of a lifting type pepper picking machine based on a pile-off picking method of the utility model;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is an enlarged view at C of FIG. 2;

FIG. 6 is an enlarged view taken at D in FIG. 2;

fig. 7 is a front view of the lifting type pepper picking machine based on the pile dropping picking method of the present invention;

fig. 8 is a schematic view of a three-dimensional structure of the lifting workbench of the present invention;

fig. 9 is a top view of the lifting table of the present invention;

fig. 10 is a left side view of the lifting table of the present invention;

fig. 11 is a schematic view of a three-dimensional structure of the fixed workbench of the present invention;

fig. 12 is a schematic view of a three-dimensional structure of the transmission control box of the present invention;

fig. 13 is a schematic view of a three-dimensional structure of the driving roller transmission shaft of the present invention;

fig. 14 is a schematic perspective view of the crank and rocker mechanism of the present invention;

fig. 15 is a perspective view of the stopper of the present invention.

In the figure: 1. lifting the working table; 2. a light bar through opening; 3. a first motor mount; 4. a belt through hole; 5. the top cover is arranged on the groove; 6. an upper half cutter column; 7. a stopper fixing column; 8. a return spring; 9. a limit needle; 10. driving roller supporting columns; 11. a driving roller; 12. a lower belt pulley; 13. a belt; 14. an upper belt pulley; 15. a first motor; 16. fixing a workbench; 17. a polished rod; 18. a support spring; 19. a lower half cutter mounting groove; 20. bolt holes; 21. a lower half cutter plate; 22. a pepper branch placing groove; 23. removing the pricklyash peel cluster from the mouth; 24. a viewing port; 25. glass; 26. a collection box; 27. a handle; 28. a slider; 29. a top cover is arranged; 30. a transmission control box; 31. a slide rail; 32. a second motor; 33. a drive shaft through hole; 34. a second motor mount; 35. a control box; 36. a console; 37. a transmission control box side plate; 38. a rocker; 39. a crank; 40. a fixed shaft; 41. a drive shaft; 42. a keyway; 43. a bearing seat; 44. supporting the upright post; 45. an upper half cutter plate; 46. a crank and rocker mechanism; 47. a pin shaft; 48. an upper half cutter mounting groove; 49. a driving roller transmission shaft; 50. a through hole of a transmission shaft of the driving roller; 51. a driving roller supporting shaft; 52. a thread; 53. a driven roller; 54. a driven roller supporting frame; 55. a stopper; 56. the slot is moved.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-15, the present invention provides a technical solution: a lifting type pepper picking machine based on a lower pile picking method mainly comprises a lifting workbench 1, a fixed workbench 16, a crank rocker mechanism 46, a transmission control box 30, an upper half cutter plate 45, a lower half cutter plate 21 and a limiter 55, wherein the lifting workbench 1 is positioned on the upper side of the picking machine, the top of the lifting workbench 1 is provided with an upper top cover 29 which is convenient to assemble and disassemble, the bottom of the lifting workbench is provided with a polish rod through hole 2, a driving roller supporting column 10, an upper half cutter upright column 6 and a limiter fixing column 7 which are uniformly distributed, the right side of the lifting workbench is provided with a sliding block 28, the upper half cutter upright column 6 and the limiter fixing column 7 are divided into two rows, the front row and the rear row correspond to each other one by one, the bottom of the upper half cutter upright column 6 is provided with an upper half cutter mounting groove 48, the upper half cutter mounting groove 48 is provided with bolt holes 20, the upper part, the lower half cutter mounting groove 19 is provided with bolt holes 20, the upper half cutter plate 45 and the lower half cutter plate 21 are respectively provided with bolt holes 20 and are respectively connected with the upper half cutter mounting groove 48 and the lower half cutter mounting groove 19 through bolts, the transmission control box 30 is positioned on one side of the picking machine, the upper part of the left side of the picking machine is provided with a slide rail 31, the lower part of the left side of the picking machine is provided with a transmission shaft through hole 33, the inside of the transmission shaft through hole is provided with a control box 35 and a second motor base 34, a control platform 36 is arranged outside the transmission control box 30 and corresponds to the control box 35, the crank rocker mechanism 46 is positioned on the right sides of the lifting workbench 1 and the fixed workbench 16 and is matched with the second motor 32 to provide power for the reciprocating motion of the lifting workbench 1, and the limiter 55 is composed of a limiting needle 9, a return spring 8 and a limiter.

Elevating platform 1 with fixed work platform 16 passes through the light bar 17 with the cooperation of light bar opening 2 is connected, elevating platform 1 with transmission control box 30 passes through slider 28 with slide rail 31's cooperation is connected, with this realization elevating platform 1 is only in the removal in the fixed work platform 16 vertical direction, elevating platform 1 with be equipped with supporting spring 18 between the fixed work platform 16, supporting spring 18 is located the light bar 17 is outside for play the effect of buffer protection. The driving roller supporting columns 10 are distributed on two sides of the bottom of the lifting workbench 1, the driving roller supporting column 10 on the left side is provided with a driving roller supporting shaft 51, and the driving roller transmission shaft through hole 50 on the right side is arranged. The upper ends of two sides of the lifting working table 1 are provided with an upper top cover loading and unloading groove 5, a first motor base 3 and a belt through hole 4 are arranged inside the lifting working table, and a fixing shaft 40 is arranged on the right side of the lifting working table. One end of the reset spring 8 is connected with the bottom of the lifting workbench 1, the other end of the reset spring is connected with the limiting needle 9, a through hole for the limiting needle fixing column 7 to move relatively is formed in the limiting needle 9, and when the limiting needle 55 is in a balanced state, the distance from the needle point to the fixed workbench 16 is larger than the distance from the driving roller 11 to the fixed workbench 16. Be equipped with evenly distributed's prickly ash branch standing groove 22, prickly ash cluster mouth 23 that drops, viewing aperture 24 on the stationary workbench 16, it is close to the one end that the prickly ash cluster mouth 23 that drops is equipped with driven roller wheel support frame 54, be equipped with shifting chute 56 on the driven roller wheel support frame 54, be equipped with the spring in the shifting chute 56, the spring is connected with driven roller wheel 53 one end, and when the picking machine did not work, the spring was in compression state promptly, at the during operation, driven roller wheel 53 can descend certain distance and the contact that tightly with the prickly ash branch all the time according to the thickness of prickly ash branch, just stationary workbench 16 right sides is equipped with bearing frame 43 and transmission shaft through-hole 33. The fixed worktable 16 is internally provided with a freely detachable collecting box 26, and the outside of the collecting box is provided with a handle 27. The lifting workbench 1 is internally provided with a first motor 15, and the transmission between the first motor and the driving roller 11 is realized through a driving roller transmission shaft 49, a belt 13, an upper belt pulley 14 and a lower belt pulley 12. The crank rocker mechanism 46 is composed of a rocker 38 and a crank 39, the upper end of the rocker 38 is connected with the fixed shaft 40, the lower end of the rocker 38 is connected with the crank 39 through a pin shaft 47, and the crank 39 is fixedly connected with the transmission shaft 41 and is connected with the second motor 32 through a transmission shaft through hole 33. One end of the driving roller transmission shaft 49 is provided with a thread 52 and is matched and connected with the driving roller 11, the other end is provided with a key groove 42 and is connected with the lower belt pulley 12 through a key.

The specific principle is as follows: before the device is used, the pepper branches are subjected to piling treatment, pepper clusters with a certain distance are removed from the thick end of the pepper branches, a polished rod similar to a cylinder is reserved on the thick end, then the thickness of the pepper branches is evaluated, cutter plates with proper cutter diameters and the number of the cutter plates are determined, and then the upper half cutter plate and the lower half cutter plate are respectively installed in the upper half cutter installation groove and the lower half cutter installation groove and are fastened through bolts. Then placing the pepper branches into a pepper branch placing groove, placing the polished rod of the pepper branches into a lower semicircular annular cutter, enabling the polished rod to exceed the lower semicircular annular cutter for a certain distance, starting the picking machine after the polished rod is completely placed, enabling a driving roller wheel to start rotating through belt transmission of a first motor, enabling a lifting workbench to start moving downwards through a crank and rocker mechanism under the driving of a second motor, enabling a limiting stopper to be firstly contacted with the polished rod in the descending process, enabling the position of the limiting stopper to be adjusted through extrusion, enabling the whole pepper branches to be in a horizontal state and to be contacted with a driven roller wheel, enabling an upper half cutter plate to be contacted with a lower half cutter plate when a crank is overlapped with a rocker, enabling the cutters to form a complete circular cutter, stopping the second motor for a certain time under the control of a control box, and enabling the driving roller wheel to be contacted with the polished rod of the pepper branches during the time, relative rotation takes place for two running rollers to promote the polished rod and move toward outer, and the prickly ash cluster of prickly ash branch surplus is amputated when the ring cutter, and the prickly ash cluster mouth that drops to the collecting box in, then the second motor resumes to rotate, and the elevating platform shifts up, and when the crank was parallel with the rocker and length was the biggest, under the control of control box, the second motor stalls, and a prickly ash picking process is accomplished, and the button on the accessible control cabinet begins subsequent picking process.

This kind of over-and-under type prickly ash picking machine based on method is picked to lower stake, can realize the nimble combination of whole prickly ash picking machine cutter size through the distribution replacement of the first half cutter board of different specifications and the second half cutter board, be suitable for the pepper branch of various thicknesses, control effect through the control box, thereby control elevating platform's lift is divided into to the stall of control motor, divide into the working process and place and pick, the operation of being convenient for, the pepper branch only need handle the prickly ash cluster on the certain distance before using, and can basically remove remaining prickly ash cluster after the cutter in the course of working, the method is picked to lower stake than original greatly improved efficiency and reduced prickly ash thorn's risk, whole working process only uses two motors as the power supply, the energy consumption is lower.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A lift-type Chinese prickly ash picking machine based on the lower pile picking method, is characterized in that, mainly comprises lift table (1), fixed table (16), crank rocker mechanism (46), transmission control box (30) , the upper half cutter plate (45), the lower half cutter plate (21), the limiter (55), the bottom of the lifting table (1) is provided with a light bar passage (2), a driving roller support column (10) ) and the evenly distributed upper half tool column (6) and stopper fixing column (7), the right side of the lifting table (1) is provided with a slider (28), and the bottom half of the upper tool column (6) There is an upper half cutter installation groove (48), the upper part of the fixed worktable (16) is provided with a smooth bar (17) and a lower half cutter installation groove (19) evenly distributed, the upper half cutter plate (45) and The lower half cutter plate (21) is respectively connected with the upper half cutter installation groove (48) and the lower half cutter installation groove (19) by bolts, and the left side of the transmission control box (30) is provided with a slide rail (31), A control box (35) is provided inside, and the crank-rocker mechanism (46) is composed of a rocker (38) and a crank (39), and is located on the right side of the lifting table (1) and the fixed table (16). side, and cooperate with the second motor (32) to provide power for the reciprocating motion of the lifting table (1). The stopper is composed of a fixed column (7).

2. A kind of elevating type prickly ash picking machine based on the lower pile picking method according to claim 1, is characterized in that, in order to reduce friction and play a limiting role, the elevating workbench (1) and the fixed The worktable (16) is connected with the light bar through port (2) through the light bar (17), and the lift table (1) and the transmission control box (30) pass through the slide block ( 28) It is connected with the cooperation of the sliding rail (31), a support spring (18) is provided between the lifting table (1) and the fixed table (16), and the support spring (18) is located in the The outside of the light bar (17) is used for buffer protection.

3. A kind of up-and-down prickly ash picker based on the lower pile picking method according to claim 1, characterized in that, the driving roller support column (10) is used to support the rotation of the driving roller (11), wherein Distributed on both sides of the bottom of the lift table (1), the drive roller support column (10) on the left is provided with a drive roller support shaft (51), and the right side is provided with a drive roller drive shaft through hole ( 50), one end of the drive roller (11) is provided with a drive roller drive shaft (49), and one end of the drive roller drive shaft (49) is provided with a thread (52) and is connected with the drive roller ( 11) Cooperative connection, the other end is provided with a keyway (42) and the end is connected with the lower pulley (12) by a key.

4. A kind of up-and-down prickly ash picking machine based on the lower pile picking method according to claim 1, is characterized in that, described up-down workbench (1) is provided with the first motor seat (3) and the belt through-hole ( 4), the right side is provided with a fixed shaft (40), and the upper ends of both sides of the lifting table (1) are provided with upper cover mounting and dismounting grooves (5) to facilitate the disassembly of the upper cover (29). A first motor (15) is fixed on the motor seat (3) by bolts, and an upper pulley (14) is fixed on the shaft end of the motor by keys, and the upper pulley (14) is connected with the lower pulley (12) by a belt (13) , to achieve belt drive.

5. a kind of lifting type Chinese prickly ash picking machine based on the lower pile picking method according to claim 1, is characterized in that, described limiter (55) has the function of correcting the position of Chinese prickly ash branch and limiting its position, so A stopper fixing column (7) is inserted inside the return spring (8), one end of which is connected to the bottom of the lifting table (1), and the other end is connected to the stopper pin (9), and the stopper The needle (9) is provided with a through hole for the relative movement of the stopper fixing column (7).

6. a kind of lifting type Chinese prickly ash picking machine based on the lower pile picking method according to claim 1, is characterized in that, described fixed workbench (16) has the function of prickly ash branch placement, prickly ash fruit collection, it is provided with The evenly distributed Zanthoxylum bracken placement groove (22) and the lower half cutter mounting slot (19) are provided with a collection box (26) that can be freely loaded and unloaded inside, and a handle (27) is provided outside the collection box. An observation port (24) is provided between the grooves (22), and a prickly ash cluster shedding port (23) is provided between the prickly ash branch placement slot (22) and the lower half cutter installation groove (19), and the prickly ash fruit is cut off by a cutter. Falling into the collection box (26) through the Zanthoxylum chinensis cluster shedding opening (23), a driven roller support frame (54) is provided at one end close to the Zanthoxylum chinensis cluster shedding opening (23), and the driven roller The wheel support frame (54) is provided with a moving groove (56), a spring is arranged in the moving groove (56), the spring is in a compressed state, and a driven roller (53) is arranged between the moving grooves (56). , During the processing, the driven roller (53) moves up and down a certain distance according to the thickness of the prickly ash branch, and always keeps in contact with the prickly ash branch, the right side of the fixed table (16) is provided with a bearing seat (43) and a transmission Shaft through hole (33).

7. A kind of lifting type Chinese prickly ash picking machine based on the lower pile picking method according to claim 1, is characterized in that, described upper half cutter plate (45) and lower half cutter plate (21) are provided with semicircular ring There are many different specifications for the diameter of the knife, which can be freely selected according to the size of the prickly ash branch, so as to achieve effective fruit removal of the prickly ash branch with different thicknesses, reduce the damage to the prickly ash fruit, and improve the work efficiency. The half tool plate (45) and the lower half tool plate (21) are respectively connected with the upper half tool installation groove (48) and the lower half tool installation groove (19) by bolts, which is convenient for assembly, disassembly and replacement.