CN212464139U - Branch trimmer - Google Patents

Branch trimmer Download PDF

Info

Publication number
CN212464139U
CN212464139U CN202020894130.5U CN202020894130U CN212464139U CN 212464139 U CN212464139 U CN 212464139U CN 202020894130 U CN202020894130 U CN 202020894130U CN 212464139 U CN212464139 U CN 212464139U
Authority
CN
China
Prior art keywords
cutter
shaft
cutting edge
trimmer
seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202020894130.5U
Other languages
Chinese (zh)
Inventor
潘正均
Original Assignee
潘正均
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 潘正均 filed Critical 潘正均
Priority to CN202020894130.5U priority Critical patent/CN212464139U/en
Application granted granted Critical
Publication of CN212464139U publication Critical patent/CN212464139U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a branch trimming machine belongs to garden equipment technical field. The pruning machine solves the problems that the existing pruning machine has poor pruning effect on branches and small working range. The branch trimmer comprises a connecting seat, a cutter shaft arranged on the connecting seat and a power unit used for driving the cutter shaft to rotate around the central axis of the cutter shaft, wherein a plurality of cutter tooth groups which are uniformly distributed along the central axis of the cutter shaft are arranged on the outer peripheral surface of the cutter shaft, each cutter tooth group comprises a plurality of cutter teeth which are uniformly distributed along the length direction of the cutter shaft, and cutting edges are arranged on the cutter teeth. The utility model has the advantages of good trimming effect, wide working range and the like.

Description

Branch trimmer
Technical Field
The utility model belongs to the technical field of garden equipment, a branch trimming machine is related to.
Background
The nursery stock pruning and shaping method is an important method for plant maintenance management, and has the effects of keeping good tree shape and vigorous growth of plants, ventilating and transmitting light, preventing plant diseases and insect pests, promoting regeneration and the like. The traditional pruning mode of branches is to prune the branches by adopting pruning scissors through manpower, and the problem of low pruning efficiency exists.
Therefore, the chinese patent discloses a transverse cutting type branch pruning device [ No. CN210328622U ], which comprises a base, a cutting frame, a first sawtooth strip, a second sawtooth strip and a motor, wherein the upper end of the base is connected with a vertical rod, the vertical rod is movably clamped with a telescopic rod, one side of the vertical rod is connected with a fixing bolt, the vertical rod is fixedly connected with the telescopic rod through the fixing bolt, and one end of the telescopic rod is movably clamped with a rotating shaft. Because it adopts electric drive, has improved pruning efficiency.
However, the above described cross-cut shoot pruning device still has the following problems: when the pruning machine works, the first sawtooth strip and the second sawtooth strip need to be cooperated, and when the diameter of a branch exceeds the shearing range of the first sawtooth strip and the second sawtooth strip, the pruning effect cannot be achieved, so that the application range is small; guarantee first sawtooth rack and the effective cooperation of second sawtooth rack, need carry on spacingly to first sawtooth rack/second sawtooth rack on a plurality of directions, cause this trimming means's overall structure complicacy, poor stability is difficult in case damage the back and changes it, and is with high costs.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems in the prior art, and provides a branch trimmer with good trimming effect.
The purpose of the utility model can be realized by the following technical proposal:
branch trimmer, including the connecting seat, locate the arbor on the connecting seat and be used for driving the arbor around self axis pivoted power pack, be equipped with a plurality of groups on the outer peripheral face of arbor along the axis evenly distributed's of arbor sword tooth group, sword tooth group include a plurality of along the length direction evenly distributed's of arbor sword tooth, the sword tooth on be equipped with the cutting edge.
When the branch pruning machine works, the branch pruning machine is connected to the vehicle-mounted supporting arm through the connecting seat or the connecting seat is connected to the handheld frame, the power unit starts to work after the power supply is switched on, the power unit drives the cutter shaft to rotate around the central axis of the cutter shaft, and the cutting edges of the cutter teeth cut branches in the rotating process. The branches of the short plants can be trimmed in a handheld mode, and the branches of the high plants can be trimmed in a vehicle-mounted mode.
In the branch trimmer, the cutter teeth are provided with a first side surface and a second side surface opposite to the first side surface, the first side surface and the second side surface are intersected at one end of the cutter teeth far away from the cutter shaft to form the cutting edge, and the cutting edge extends along the cutter shaft in a circumferential direction.
In the above branch trimmer, the cutter tooth further has a third side surface, a fourth side surface opposite to the third side surface, a fifth side surface adjacent to the third side surface, and a sixth side surface opposite to the fifth side surface, the sixth side surface and the fourth side surface are adjacent to each other, the third side surface and the fourth side surface intersect at the front of the cutter tooth to form a first blade, the fifth side surface and the sixth side surface intersect at the rear of the cutter tooth to form a second blade, the front of the cutting edge intersects with the first blade, and the rear of the cutting edge intersects with the second blade.
In the branch trimmer, a plurality of cutter teeth positioned in the same cutter tooth group are spirally distributed along the length direction of the cutter shaft.
In the branch trimmer, the connecting seat is rotatably connected with a rotating shaft, the power unit is fixed at one end of the rotating shaft, which is far away from the connecting seat, the central axis of the rotating shaft is vertically crossed with the central axis of the cutter shaft, and the connecting seat is provided with a driving assembly for driving the power unit to rotate around the central axis of the rotating shaft.
In the branch trimmer, a bearing is arranged between the rotating shaft and the connecting seat, the outer ring of the bearing is fixedly connected with the connecting seat, and the inner ring of the bearing is coaxially and fixedly connected with the rotating shaft.
In the branch trimmer, the driving assembly comprises a worm wheel which is fixed on the connecting seat and is coaxial with the rotating shaft, a rotating motor which is fixed on the power unit and a worm which is driven by the rotating motor, and the worm wheel is meshed with the worm.
In the branch trimmer, the power unit is a right-angle speed reducing motor, and the cutter shaft is coaxially arranged with an output shaft of the right-angle speed reducing motor.
In the branch trimmer, the cutter shaft is connected with an output shaft of the right-angle speed reducing motor through a coupler.
Compared with the prior art, the branch trimmer has the following advantages:
the cutter teeth in the same cutter tooth group are distributed along the length direction of the cutter shaft, and the cutter shaft can rotate under the action of the power unit and can revolve around the central axis of the rotating shaft under the action of the driving assembly, so that the working range is enlarged, and the working efficiency is improved; due to the arrangement of the coupler, the damaged cutter shaft is easy to replace; the cutter teeth are provided with a cutting edge, a second cutting edge and a second cutting edge, and the pruning effect on the branches is good.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic view of a partial structure of the knife shaft provided by the present invention.
Fig. 3 is a cross-sectional view taken along line a-a of fig. 2 according to the present invention.
Fig. 4 is a cross-sectional view of another tooth form provided by the present invention.
In the figure, 1, a connecting seat; 2. a cutter shaft; 3. a power unit; 4. cutter teeth; 40. a cutting edge; 41. a first side surface; 42. a second side surface; 43. side III; 44. side four; 45. side five; 46. side six; 47. a first blade; 48. a second blade; 5. a rotating shaft; 6. a bearing; 7. a worm gear; 8. a rotating electric machine; 9. a worm; 10. a coupling is provided.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
The branch trimmer shown in fig. 1 comprises a connecting seat 1, wherein a rotating shaft 5 is rotatably connected to the connecting seat 1, a bearing 6 is arranged between the rotating shaft 5 and the connecting seat 1, the outer ring of the bearing 6 is fixedly connected with the connecting seat 1, and the inner ring of the bearing 6 is coaxially and fixedly connected with the rotating shaft 5. One end of the rotating shaft 5, which is far away from the connecting seat 1, is fixedly connected with a power unit 3, and the connecting seat 1 is provided with a driving assembly for driving the power unit 3 to rotate around the central axis of the rotating shaft 5. The axial and radial limit of the rotating shaft 5 is realized through the bearing 6.
As shown in fig. 1, the driving assembly includes a worm wheel 7 fixed on the connecting base 1 and coaxially disposed with the rotation shaft 5, a rotation motor 8 fixed on the power unit 3, and a worm 9 driven by the rotation motor 8, the worm wheel 7 being engaged with the worm 9. The worm 9 is coaxially and fixedly connected with an output shaft of the rotating motor 8, when the rotating motor 8 works, the worm 9 is driven to rotate around the central axis of the worm 9, and the worm 9 is meshed with the worm wheel which is fixed, so that the power unit 3 is driven to rotate around the central axis of the rotating shaft 5.
In this embodiment, the power unit 3 is a right-angle speed reduction motor fixedly connected with the rotating shaft 5, and the central axis of the output shaft of the right-angle speed reduction motor is perpendicular to the central axis of the rotating shaft 5. As shown in fig. 1, a cutter shaft 2 is coaxially connected to an output shaft of the right-angle reduction motor through a coupling 10, two sets of cutter teeth 4 distributed in an annular array along a central axis of the cutter shaft 2 are arranged on an outer peripheral surface of the cutter shaft 2, and each set of cutter teeth 4 includes a plurality of cutter teeth 4 spirally and uniformly distributed along a length direction of the cutter shaft 2.
As shown in fig. 2, the cutter tooth 4 has a first side surface 41 and a second side surface 42 opposite to the first side surface 41, the first side surface 41 and the second side surface 42 intersect at one end of the cutter tooth 4 away from the cutter shaft 2 to form a cutting edge 40, and the cutting edge 40 is arc-shaped and extends circumferentially along the central axis of the cutter shaft 2.
As shown in fig. 2, tooth 4 further has a side face three 43, a side face four 44 disposed opposite side face three 43, a side face five 45 disposed adjacent side face three 43, and a side face six 46 disposed opposite side face five 45, side face six 46 disposed adjacent side face four 44, side face three 43 and side face four 44 intersecting at the front of tooth 4 to form a first cutting edge 47, and side face five 45 and side face six 46 intersecting at the rear of tooth 4 to form a second cutting edge 48. As shown in fig. 3, the cutting edge 40 has a front portion intersecting the first cutting edge 47 and a rear portion intersecting the second cutting edge 48. The first cutting edge 47 is arc-shaped, as shown in fig. 3 and 4, the first cutting edge 47 can be processed into arc shapes with different radians, so that the branches can be cut off while being hooked, and the pruning effect is improved.
During operation, be connected to on-vehicle support arm with branch trimming machine or be connected connecting seat 1 on the handheld frame through connecting seat 1, to the branch of short vegetation, can adopt handheld mode to prune it, to the branch of tall vegetation, can adopt on-vehicle mode to prune it. After the power supply is switched on, the power unit 3 starts to work, meanwhile, the rotating motor 8 starts to work, the power unit 3 drives the cutter shaft 2 to rotate around the central axis of the power unit, the rotating motor 8 drives the power unit 3 and the cutter shaft 2 to rotate around the central axis of the rotating shaft 5, and branches are cut mainly through the cutting edges 40 of the cutter teeth 4 and the first cutter edge 47 in the rotating process.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (9)

1. The utility model provides a branch trimmer, includes connecting seat (1), locates arbor (2) on connecting seat (1) and is used for driving arbor (2) around self axis pivoted power pack (3), its characterized in that, be equipped with the cutter teeth group of a plurality of groups along the axis evenly distributed of arbor (2) on the outer peripheral face of arbor (2), cutter teeth group include cutter teeth (4) of a plurality of length direction evenly distributed along arbor (2), cutter teeth (4) on be equipped with cutting edge (40).
2. The twig trimmer according to claim 1, wherein said cutter teeth (4) have a first side surface (41) and a second side surface (42) opposite to said first side surface (41), said first side surface (41) and said second side surface (42) intersecting at an end of said cutter teeth (4) remote from said cutter shaft (2) to form said cutting edge (40), said cutting edge (40) extending circumferentially along said cutter shaft (2).
3. The twig trimmer according to claim 2, wherein said cutter tooth (4) further has a side face three (43), a side face four (44) disposed opposite to side face three (43), a side face five (45) disposed adjacent to side face three (43) and a side face six (46) disposed opposite to side face five (45), said side face six (46) disposed adjacent to side face four (44), said side face three (43) and side face four (44) intersecting at the front of the cutter tooth (4) to form a first cutting edge (47), said side face five (45) and side face six (46) intersecting at the rear of the cutter tooth (4) to form a second cutting edge (48), said cutting edge (40) having its front intersecting the first cutting edge (47) and its rear intersecting the second cutting edge (48).
4. The twig trimmer according to claim 1, characterized in that several cutter teeth (4) located in the same cutter tooth group are spirally distributed along the length direction of the cutter shaft (2).
5. The branch trimmer according to claim 1, wherein the connecting base (1) is rotatably connected with a rotating shaft (5), the power unit (3) is fixed at one end of the rotating shaft (5) far away from the connecting base (1), the central axis of the rotating shaft (5) is perpendicular to the central axis of the cutter shaft (2), and the connecting base (1) is provided with a driving component for driving the power unit (3) to rotate around the central axis of the rotating shaft (5).
6. Branch trimmer according to claim 5, wherein a bearing (6) is arranged between the rotating shaft (5) and the connecting seat (1), the outer ring of the bearing (6) is fixedly connected with the connecting seat (1), and the inner ring of the bearing (6) is coaxially and fixedly connected with the rotating shaft (5).
7. Branch trimmer according to claim 5 or 6, characterized in that the drive assembly comprises a worm wheel (7) fixed to the connecting base (1) and arranged coaxially with the axis of rotation (5), a rotating electrical machine (8) fixed to the power unit (3) and a worm (9) driven by the rotating electrical machine (8), the worm wheel (7) engaging the worm (9).
8. Branch trimmer according to claim 1, characterized in that said power unit (3) is a right-angle gear motor and said cutter shaft (2) is arranged coaxially with the output shaft of the right-angle gear motor.
9. Branch trimmer according to claim 8, characterized in that the cutter shaft (2) is connected to the output shaft of a right-angle gear motor via a coupling (10).
CN202020894130.5U 2020-05-25 2020-05-25 Branch trimmer Active CN212464139U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020894130.5U CN212464139U (en) 2020-05-25 2020-05-25 Branch trimmer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020894130.5U CN212464139U (en) 2020-05-25 2020-05-25 Branch trimmer

Publications (1)

Publication Number Publication Date
CN212464139U true CN212464139U (en) 2021-02-05

Family

ID=74410396

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020894130.5U Active CN212464139U (en) 2020-05-25 2020-05-25 Branch trimmer

Country Status (1)

Country Link
CN (1) CN212464139U (en)

Similar Documents

Publication Publication Date Title
US7644564B2 (en) Electric modular pruning and/or topping machine
CN203105166U (en) Electric trimmer
CN204968518U (en) Lawn trimmer
CN212464139U (en) Branch trimmer
CN2860049Y (en) Electric secateurs
CN110741830A (en) Airborne disc cutter type cotton topping device with front standing grain lifting baffle
CN208300391U (en) A kind of energy-saving stereo formula garden trimming machine
CN110741828A (en) Disc knife type cotton topping unmanned aerial vehicle with front standing grain lifting baffle
CN108476763A (en) A kind of energy-saving stereo formula garden trimming machine
CN205161216U (en) Double cutting tool is handled to rattan
CN108934997A (en) A kind of Multifunctional garden tool
CN204498784U (en) Electrical shear bleed type tea picking machine
CN201450915U (en) Green belt trimmer
CN211406924U (en) Intelligent community flower and plant trimming robot
CN209930991U (en) Hand-held type picking trimming device
CN211430176U (en) Electric branch trimmer
CN212487316U (en) Drum-type sod trimmer
CN212344618U (en) Garden trimmer cutter frame and trimmer
CN210610399U (en) Branches of tall trees trimming means for ornamental trees and shrubs
CN214070758U (en) Gardens construction is with nursery stock construction equipment
CN214015130U (en) Dedicated gardens of afforestation are cut
CN106258027A (en) Portable mowing stump extractor
CN210641434U (en) Brush cutter with novel fender grass board
CN105409609A (en) Handheld electric shear and saw all-in-one machine
CN210298660U (en) Novel fruit mulberry summer cutting trimmer

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant