CN111802116B - Plum blossom trimming mechanical arm - Google Patents

Abstract

The invention discloses a plum blossom trimming mechanical arm, which relates to the technical field of mechanical arms and includes an extension rod, an angle adjustment mechanism, a trimming mechanism and a moving mechanism. The angle adjustment mechanism is arranged on the extension rod, and the trimming mechanism is arranged on the angle adjustment mechanism. Mechanically, the trimming mechanism includes a trimming conversion assembly, a first trimming assembly, a second trimming assembly and a limiting assembly, the trimming conversion assembly is arranged on the upper end of the angle adjustment mechanism, the first trimming assembly and the second trimming assembly They are respectively disposed on both sides of the trimming conversion assembly, the limiting assembly is disposed between the first trimming assembly and the second trimming assembly, and the lower end of the extension rod is fixedly connected with the moving mechanism. The present invention has multiple working modes and is provided with a first trimming assembly and a second trimming assembly to trim branches of different sizes, which improves the applicability of the present invention, and the setting of the limiting assembly can avoid potential safety hazards during trimming and Improve the accuracy of trimming.

Description

Plum trimming robotic arm

technical field

The invention relates to the technical field of robotic arms, in particular to a plum blossom trimming robotic arm.

Background technique

The plum blossom is a popular plant that can be grown as a small ornamental plant as a potted plant or as a 10-tall tree in the woods.

During the growth of plum blossoms, it is necessary to constantly prune the branches, so that the tree shape of the plum blossoms can be improved and the flowers are more luxuriant. Pliers or electric saws are mostly used for pruning small plum blossoms in the prior art, and large-scale mechanical arms are used for pruning large plum blossom trees. However, the above-mentioned existing equipment still has the following deficiencies when used for plum blossom trimming. First, large-scale robotic arms are prone to damage to plum blossom branches when pruning, and on the other hand, it is difficult to finely prune small and medium-sized branches. In addition, large robotic arms generally need to be carried by large equipment, and some garden areas cannot be accessed. Second, many small pruning equipment cannot prune high places, resulting in a lot of manpower and material resources when pruning plum blossoms. Third, after pruning the branches of the existing equipment, the branches will fall directly under the action of gravity. On the one hand, it may split the main trunk of the tree, on the other hand, it will cause pressure damage to other branches and even cause damage to the staff and equipment below. Security risks.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a plum blossom pruning robotic arm to solve the technical problems of the prior art that the plum blossom branches are easily pruned, causing potential safety hazards and poor applicability.

The present invention provides a plum blossom trimming robotic arm, comprising an extension rod, an angle adjustment mechanism, a trimming mechanism and a moving mechanism, wherein the angle adjustment mechanism is provided on the extension rod, the trimming mechanism is provided on the angle adjustment mechanism, and the trimming mechanism It includes a trimming conversion assembly, a first trimming assembly, a second trimming assembly and a limit assembly, the trimming conversion assembly is arranged on the upper end of the angle adjustment mechanism, and the first trimming assembly and the second trimming assembly are respectively arranged on the trimming conversion assembly. On both sides, the limiting assembly is arranged between the first trimming assembly and the second trimming assembly, the lower end of the extension rod is fixedly connected with the moving mechanism, and the angle adjustment mechanism includes a connecting block, a support rod, an adjustment rod, an adjustment rod, a A block, an adjustment track and an extension block, the connection block is installed on the upper end of the extension rod, the two sides of the lower end of the support rod are provided with rotating shafts, the support rod is hinged with the connection block through the two rotating shafts, and the extension block is provided with On one side of the support rod, the adjusting rail is arranged on one side of the extending rod along the axis direction of the extending rod, the adjusting block is installed on the adjusting rail and slidingly fits between the two, and the upper end of the adjusting rod is connected to the one side of the extending rod. The extension block is hinged, the lower end of the adjustment rod is hinged with the adjustment block, the adjustment track is provided with a number of adjustment holes spaced along its length direction, and the adjustment block is provided with a fixed shaft that is inserted and matched with the adjustment holes , the trimming conversion assembly includes a mounting seat, a conversion motor, a driving gear, a conversion shaft and a driven gear, the mounting seat is arranged on the upper end of the support rod, the conversion motor is installed in the mounting seat and the driving gear is arranged in the conversion motor On the output end, the conversion shaft is arranged in the mounting seat, the axis of the conversion shaft is perpendicular to the axis of the support rod, the driven gear is sleeved on the conversion shaft, and the driven gear meshes with the driving gear.

Further, the first trimming assembly includes a trimming deck and a trimming saw, the trimming deck is fixedly connected to one end of the conversion shaft, one end of the trimming saw is engaged with the trimming deck, and the trimming deck is engaged with the trimming deck. There are several buckles for fixing the trimming saw.

Further, the second trimming assembly includes a trimming seat, a first trimming pliers, a second trimming pliers, a driving motor, a driving disc, a driving rod, a first limit block, a second limit block and an elastic rope, and the trimming seat One end is fixedly connected with one end of the conversion shaft, the lower part of the first trimming pliers is fixedly connected with the trimming seat, the first trimming pliers are opposite to the trimming saw, and the second trimming pliers are located on the side of the first trimming pliers And the middle part of the second trimming pliers is rotatably connected with the trimming seat, the first limit block and the second limit block are respectively located on both sides of the second trimming pliers, and the two ends of the elastic rope are respectively connected with the first limit block. Fixed connection with the second trimming pliers, the drive motor is installed on the trimming seat and the output end of the drive motor is fixedly connected with the drive disc, one end of the drive rod is rotatably connected with the edge of the drive disc, and the other end of the drive rod Swivel connection with one end of the second trimming pliers.

Further, the limit assembly includes a limit hook, a moving block, a moving threaded rod and a moving motor, the upper end of the mounting seat is provided with a moving groove, the moving block is located in the moving groove, and the two are slidably matched, so The moving threaded rod is arranged in the moving groove and is threadedly matched with the moving block, the output end of the moving motor is fixedly connected with one end of the moving threaded rod, and the limit hook is arranged on the upper end of the moving block.

Further, a plurality of barbs are arranged in the limiting hook, and the barbs are arranged obliquely toward the interior of the limiting hook.

Further, one side of the mounting seat is provided with a discharge port communicating with the moving groove.

Further, the moving mechanism includes a moving cart, a moving seat and an electric push rod, the moving seat is installed on the upper end of the moving cart and the lower end of the moving seat is hinged with the moving cart, the rear end of the electric push rod is hinged with the moving cart, the The output end of the electric push rod is hinged with one side of the moving base, and the upper end of the moving vehicle is provided with a detachable power supply.

Further, the power supply is provided with a strap.

Compared with the prior art, the beneficial effects of the present invention are:

First, in the present invention, the extension rod and the moving base are detachably installed, and there are two working modes. The first one is that the extension rod can be installed on the moving base, and the pruning mechanism can be driven by the moving mechanism to move to carry out the tree branches. prune. The second is to carry the power supply, and then manually carry the extension rod and the trimming mechanism at the upper end for trimming work. It works alternately in various ways, and is driven to work by a moving mechanism in a wide area, which saves time and effort, and can also be manually carried to work in a narrow area, which improves the applicability of the present invention.

Second, the trimming mechanism of the present invention is provided with a first trimming assembly and a second trimming assembly, which have large differences in size, and the trimming saw can be detachably installed. On the one hand, the alternating work of the first pruning assembly and the second pruning assembly can prune thick branches and fine branches, which improves the applicability of the present invention; on the other hand, the structure of the present invention is simple and convenient. Removable installation, easy maintenance, reduce management costs.

Thirdly, in the present invention, a limit component is provided, and the pruned branch is limited by the limit hook, on the one hand, it is convenient for the first pruning component or the second pruning component to prune the branch, and on the other hand, the pruned branch can be avoided. A direct fall will cause a safety hazard. The moving threaded rod is driven to rotate by the operation of the moving motor, and the position of the limit hook can be adjusted by the threaded cooperation of the moving threaded rod and the moving block, so that the position of the limit hook can better meet the working needs of the first trimming assembly and the second trimming assembly.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the front view of the present invention;

Fig. 2 is the partial three-dimensional structure schematic diagram one of the present invention;

Fig. 3 is the enlarged view of A place in Fig. 2;

4 is a partial top view of the present invention;

Fig. 5 is the sectional view along the B-B line of Fig. 4;

Fig. 6 is the partial three-dimensional structure schematic diagram II of the present invention;

7 is a partial cross-sectional view one of the present invention;

Fig. 8 is a partial cross-sectional view two of the present invention:

FIG. 9 is an enlarged view of C in FIG. 8 .

Reference number:

Extension rod 1, angle adjustment mechanism 2, connection block 21, support rod 22, adjustment rod 23, adjustment block 24, adjustment rail 25, extension block 26, adjustment hole 27, fixed shaft 28, trimming mechanism 3, trimming conversion assembly 31, Mounting seat 311, conversion motor 312, driving gear 313, conversion shaft 314, driven gear 315, first trimming assembly 32, trimming deck 321, trimming chainsaw 322, buckle 323, second trimming assembly 33, trimming seat 331 , the first trimming pliers 332, the second trimming pliers 333, the drive motor 334, the drive disc 335, the drive rod 336, the first limit block 337, the second limit block 338, the elastic rope 339, the limit assembly 34, the limit Hook 341, moving block 342, moving threaded rod 343, moving motor 344, moving groove 345, moving mechanism 4, moving cart 41, moving seat 42, electric push rod 43, power supply 44, barb 5, discharge port 6, strap 7.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments.

The components of the embodiments of the invention generally described and shown in the drawings herein may be arranged and designed in a variety of different configurations. Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

1 to 9, an embodiment of the present invention provides a plum blossom trimming robotic arm, which includes an extension rod 1, an angle adjustment mechanism 2, a trimming mechanism 3 and a moving mechanism 4, and the angle adjustment mechanism 2 is arranged in the extension On the rod 1, the trimming mechanism 3 is provided on the angle adjustment mechanism 2, and the trimming mechanism 3 includes a trimming conversion assembly 31, a first trimming assembly 32, a second trimming assembly 33 and a limiting assembly 34. The trimming conversion assembly 31 is arranged on the upper end of the angle adjustment mechanism 2, the first trimming assembly 32 and the second trimming assembly 33 are respectively arranged on both sides of the trimming conversion assembly 31, and the limiting assembly 34 is arranged on the first trimming assembly 32 and the second trimming assembly 31. Between the trimming assemblies 33, the lower end of the extension rod 1 is fixedly connected with the moving mechanism 4; when the present invention works, the moving mechanism 4 is used to facilitate transportation, and the angle adjustment mechanism 2 can adjust the angle of the trimming mechanism 3 to facilitate the adjustment of different shapes and sizes. The branches in the position are trimmed, and the first trimming assembly 32 and the second trimming assembly 33 can work alternately through the trimming conversion assembly 31, wherein the first trimming assembly 32 is used for trimming larger branches, and the second trimming assembly 33 is used to prune small branches, wherein the setting of the limiting component 34 can limit the branches to be pruned on the one hand, so that the first pruning component 32 and the second pruning component 33 can prune them, and on the other hand, it can limit the pruning. To prevent the pruned branches from falling directly and causing potential safety hazards, the angle adjustment mechanism 2 includes a connection block 21, a support rod 22, an adjustment rod 23, an adjustment block 24, an adjustment track 25 and an extension block 26, and the connection block 21 is installed on the extension block 21. The upper end of the rod 1 and both sides of the lower end of the support rod 22 are provided with rotating shafts. The support rod 22 is hinged with the connecting block 21 through two rotating shafts. The extension block 26 is arranged on one side of the support rod 22. The adjusting rail 25 is arranged on one side of the extending rod 1 along the axis direction of the extending rod 1 , the adjusting block 24 is installed on the adjusting rail 25 and slidingly fits between the two, and the upper end of the adjusting rod 23 is connected with the extending block 26 The lower end of the adjustment rod 23 is hinged with the adjustment block 24, the adjustment track 25 is provided with a plurality of adjustment holes 27 spaced along its length direction, and the adjustment block 24 is provided with the adjustment hole 27. The matching fixed shaft 28; during operation, by moving the adjustment block 24, the adjustment rod 23 can be pulled to move up and down, and then the upper end of the adjustment rod 23 can pull the support rod 22 to rotate, thereby adjusting the angle of the support rod 22 and the extension rod 1 to change The angle of the trimming mechanism 3 installed on the upper end of the support rod 22 is convenient for trimming branches of different positions and shapes. The position of the adjusted adjustment block 24 can be fixed by the fixing between the fixed shaft 28 and the corresponding adjustment hole 27, thereby fixing the angle between the support rod 22 and the extension rod 1. In the present invention, the extension rod 1 and the support rod 22 are both The hollow structure is used to facilitate circuit arrangement in the device. The trimming conversion assembly 31 includes a mounting seat 311 , a conversion motor 312 , a driving gear 313 , a conversion shaft 314 and a driven gear 315 , and the mounting seat 311 is provided on the upper end of the support rod 22 . , the conversion motor 312 is installed in the installation seat 311 and the driving gear 313 is arranged on the output end of the conversion motor 312, the conversion shaft 314 is arranged in the installation seat 311 and the axis of the conversion shaft 314 is perpendicular to the axis of the support rod 22 , the driven gear 315 is sleeved on the conversion shaft 314 and the driven gear 315 meshes with the driving gear 313; during operation, the driving gear 313 is driven to rotate by the conversion motor 312, and the driving gear 313 drives the conversion shaft through the driven gear 315. 314 is rotated, and the rotation of the conversion shaft 314 drives the first trimming assembly 32 and the second trimming assembly 33 at both ends to rotate, so that the first trimming assembly 32 and the second trimming assembly 33 switch working states.

Specifically, the first trimming assembly 32 includes a trimming holder 321 and a trimming saw 322, the trimming holder 321 is fixedly connected to one end of the conversion shaft 314, and one end of the trimming saw 322 is clamped with the trimming holder 321 The pruning socket 321 is provided with a plurality of buckles 323 for fixing the pruning electric saw 322; when working, the pruning electric saw 322 can be used alone to prune the plum tree branches, or the pruning electric saw 322 can be fixed. On the trimming deck 321, it is fixed by the buckle 323 and the circuit is connected, which is the prior art, and will not be described in detail in the present invention. The trimming saw 322 is driven by the extension rod 1 to work, which can The high branches are pruned, which improves the applicability of the present invention.

Specifically, the second trimming assembly 33 includes a trimming seat 331 , a first trimming pliers 332 , a second trimming pliers 333 , a driving motor 334 , a driving disc 335 , a driving rod 336 , a first limiting block 337 , and a second limiting position A block 338 and an elastic cord 339, one end of the trimming seat 331 is fixedly connected with one end of the conversion shaft 314, the lower part of the first trimming pliers 332 is fixedly connected with the trimming seat 331, and the first trimming pliers 332 is connected with the trimming saw 322. In the opposite direction, the second trimmer 333 is located at the side of the first trimmer 332 and the middle of the second trimmer 333 is rotatably connected to the trimming seat 331 , the first limit block 337 and the second limit block 338 are respectively Located on both sides of the second trimming pliers 333 , the two ends of the elastic rope 339 are respectively fixedly connected with the first limiting block 337 and the second trimming pliers 333 , and the driving motor 334 is mounted on the trimming seat 331 and drives the motor 334 The output end is fixedly connected with the drive disc 335, one end of the drive rod 336 is rotatably connected with the edge of the drive disc 335, and the other end of the drive rod 336 is rotatably connected with one end of the second trimming pliers 333; The motor 334 works to drive the drive disc 335 to rotate, and the drive disc 335 pulls the second trimming pliers 333 to rotate around the rotation point between itself and the trimming seat 331 through the driving rod 336, and then cooperates with the first trimming pliers 332 to trim the branches. The size of the second trimming assembly 33 is smaller than the size of the trimming saw 322, and is mainly used for trimming small and medium-sized branches without affecting other nearby branches during the trimming process. The elastic cord 339 is provided to help the second trimming The pliers 333 are restored to an angle separated from the first trimming pliers 332 to facilitate subsequent continuous work.

Specifically, the limit assembly 34 includes a limit hook 341 , a moving block 342 , a moving threaded rod 343 and a moving motor 344 , the upper end of the mounting seat 311 is provided with a moving groove 345 , and the moving block 342 is located in the moving groove 345 The moving threaded rod 343 is arranged in the moving groove 345 and the moving threaded rod 343 is threaded with the moving block 342, and the output end of the moving motor 344 is fixedly connected to one end of the moving threaded rod 343. , the limit hook 341 is arranged on the upper end of the moving block 342; the limit hook 341 is used to limit the pruned branches, on the one hand, it is convenient for the first pruning component 32 or the second pruning component 33 to prune the branches, on the other hand It can prevent the pruned branches from falling directly and cause safety hazards. The moving threaded rod 343 is driven to rotate by the moving motor 344, and the position of the limit hook 341 can be adjusted through the threaded cooperation between the moving threaded rod 343 and the moving block 342, so that the position of the limit hook 341 can be more in line with the first trimming assembly 32 and the first trimming assembly 32. Two trimming assemblies 33 are required for work.

Specifically, the limit hook 341 is provided with a number of barbs 5 , the barbs 5 are inclined to the inside of the limit hook 341 , and the setting of the barbs 5 is convenient for the limit hook 341 to limit the position of the branch .

Specifically, one side of the mounting seat 311 is provided with a discharge port 6 that communicates with the moving groove 345 ; the setting of the discharge port 6 is convenient for the branches and leaves falling in the moving groove 345 to be discharged, thereby avoiding the movement of the limit component 34 cause an impact.

Specifically, the moving mechanism 4 includes a moving cart 41 , a moving base 42 and an electric push rod 43 , the moving base 42 is installed on the upper end of the moving cart 41 and the lower end of the moving base 42 is hinged with the moving cart 41 , and the electric push rod 43 The rear end of the electric push rod 43 is hinged with the moving cart 41, the output end of the electric push rod 43 is hinged with one side of the moving base 42, and the upper end of the moving cart 41 is provided with a detachable power supply 44; wherein, the extension rod 1 is connected with the moving base 42 can be detachably installed. The present invention has two working modes when working. The first one is that the extension rod 1 can be installed on the movable seat 42, and the pruning mechanism 3 can be moved to prune the branches through the operation of the movable mechanism 4. . The second is to carry the power source 44, and then manually carry the extension rod 1 and the trimming mechanism 3 at the upper end for trimming work. It works alternately in various ways, and is driven to work by the moving mechanism 4 in a wide area, which saves time and effort, and can also be manually carried to work in a narrow area, which improves the applicability of the present invention. Among them, the movable base 42 can further adopt a liftable structure to work, and can further adjust the height of the trimming mechanism 3 to trim plum blossoms of different sizes, thereby improving the applicability of the present invention.

Specifically, the power source 44 is provided with a strap 7 ; it is convenient to carry the power source 44 manually, and the power source 44 is directly connected to the trimming mechanism 3 on the upper end of the extension rod 1 to work.

The working principle of the present invention is as follows: 1. When the present invention works in an open area, it is first adjusted according to the size of the pruned branches, the conversion motor 312 works to drive the driving gear 313 to rotate, and the driving gear 313 drives the conversion shaft 314 to rotate through the driven gear 315, The rotation of the conversion shaft 314 drives the first trimming assembly 32 and the second trimming assembly 33 at both ends to rotate. When the branch to be trimmed is large, the first trimming assembly 32 is in the working position; otherwise, the second trimming assembly 33 is in the working position, and the The extension rod 1 is installed on the moving base 42 , and the moving cart 41 drives the present invention to move to a designated position. After that, the electric push rod 43 works to push the moving base 42 to rotate, thereby changing the angle of the extension rod 1 so that the trimming mechanism 3 is close to the branch to be trimmed. When the first trimming assembly 32 is in operation, the limit hook 341 is hooked to the trimmed branch first, and then the moving threaded rod 343 is driven to rotate through the operation of the moving motor 344 . The position of the limit hook 341 makes the position of the limit hook 341 more in line with the working needs of the first trimming assembly 32. Then, the trimming motor works to trim the branches. When the second trimming assembly 33 works, the limit hook 341 is hooked. After the branch is moved to the working position corresponding to the second trimming assembly 33, the driving motor 334 works to drive the driving disc 335 to rotate. The branches are pruned in cooperation with the first pruning pliers 332 . 2. When it is necessary to work in a narrow area, the moving mechanism 4 cannot be reached, carry the power source 44, and then manually carry the extension rod 1 and the trimming mechanism 3 at the upper end, and the trimming mechanism 3 trims according to the above method.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (6)

1. The utility model provides a plum blossom trimming arm which characterized in that: including extension rod (1), angle adjustment mechanism (2), trimming mechanism (3) and moving mechanism (4), angle adjustment mechanism (2) sets up on extension rod (1), trimming mechanism (3) set up on angle adjustment mechanism (2) and trimming mechanism (3) are including pruning conversion components (31), first pruning subassembly (32), second pruning subassembly (33) and spacing subassembly (34), pruning conversion components (31) set up the upper end at angle adjustment mechanism (2), first pruning subassembly (32) and second pruning subassembly (33) set up respectively in the both sides of pruning conversion components (31), spacing subassembly (34) set up between first pruning subassembly (32) and second pruning subassembly (33), the lower extreme and the moving mechanism (4) fixed connection of extension rod (1), angle adjustment mechanism (2) are including connecting block (21), The utility model discloses a bracing piece, the pole (23) is adjusted, regulating block (24), regulation track (25) and extension piece (26), the upper end at extension rod (1) is installed to connecting block (21), the both sides of bracing piece (22) lower extreme all are equipped with the pivot, bracing piece (22) are articulated with connecting block (21) through two pivots, extension piece (26) set up the one side at bracing piece (22), the axis direction setting of regulation track (25) along extension rod (1) is in one side of extension rod (1), regulating block (24) install on regulation track (25) and sliding fit between the two, the upper end of adjusting pole (23) is articulated with extension piece (26), the lower extreme of adjusting pole (23) is articulated with regulating block (24), be provided with a plurality of regulation hole (27) that set up along its length direction interval on regulation track (25), the trimming conversion component (31) comprises a mounting seat (311), a conversion motor (312), a driving gear (313), a conversion shaft (314) and a driven gear (315), the mounting seat (311) is arranged at the upper end of the supporting rod (22), the conversion motor (312) is arranged in the mounting seat (311), the driving gear (313) is arranged at the output end of the conversion motor (312), the conversion shaft (314) is arranged in the mounting seat (311), the axis of the conversion shaft (314) is perpendicular to the axis of the supporting rod (22), the driven gear (315) is sleeved on the conversion shaft (314), the driven gear (315) is meshed with the driving gear (313), the first trimming component (32) comprises a trimming clamping seat (321) and a trimming electric saw (322), the trimming clamping seat (321) is fixedly connected with one end of the conversion shaft (314), one end of the trimming electric saw (322) is in clamping fit with the trimming clamping seat (321), a plurality of buckles (323) used for fixing the trimming electric saw (322) are arranged on the trimming clamping seat (321), the second trimming component (33) comprises a trimming seat (331), a first trimming clamp (332), a second trimming clamp (333), a driving motor (334), a driving disc (335), a driving rod (336), a first limiting block (337), a second limiting block (338) and an elastic rope (339), one end of the trimming seat (331) is fixedly connected with one end of the switching shaft (314), the lower part of the first trimming clamp (332) is fixedly connected with the trimming seat (331), the first trimming clamp (332) is opposite to the trimming electric saw (322) in direction, the second trimming clamp (333) is located beside the first trimming clamp (332), and the middle part of the second trimming clamp (333) is rotatably connected with the trimming seat (331), the first limiting block (337) and the second limiting block (338) are respectively located on two sides of the second trimming pliers (333), two ends of the elastic rope (339) are respectively fixedly connected with the first limiting block (337) and the second trimming pliers (333), the driving motor (334) is installed on the trimming seat (331), the output end of the driving motor (334) is fixedly connected with the driving disc (335), one end of the driving rod (336) is rotatably connected with the edge of the driving disc (335), and the other end of the driving rod (336) is rotatably connected with one end of the second trimming pliers (333).

2. The plum blossom trimming arm of claim 1, wherein: the limiting assembly (34) comprises a limiting hook (341), a moving block (342), a moving threaded rod (343) and a moving motor (344), a moving groove (345) is formed in the upper end of the mounting seat (311), the moving block (342) is located in the moving groove (345) and is in sliding fit with the moving groove (345), the moving threaded rod (343) is arranged in the moving groove (345) and is in threaded fit with the moving block (342), the output end of the moving motor (344) is fixedly connected with one end of the moving threaded rod (343), and the limiting hook (341) is arranged at the upper end of the moving block (342).

3. The plum blossom trimming arm of claim 2, wherein: be equipped with a plurality of barb (5) in spacing hook (341), barb (5) set up to the inside slope of spacing hook (341).

4. The plum blossom trimming arm of claim 2, wherein: one side of the mounting seat (311) is provided with a discharge opening (6) communicated with the movable groove (345).

5. The plum blossom trimming arm of claim 1, wherein: moving mechanism (4) are including locomotive (41), removal seat (42) and electric putter (43), it is articulated with locomotive (41) to install the lower extreme at the upper end of locomotive (41) and removal seat (42) in removal seat (42), the rear end and the locomotive (41) of electric putter (43) are articulated, the output of electric putter (43) is articulated with one side of removing seat (42), the upper end of locomotive (41) is equipped with detachable power (44).

6. The plum blossom trimming arm of claim 5, wherein: the power supply (44) is provided with a back strap (7).

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