CN107996174A - A kind of hedgeclipper - Google Patents

A kind of hedgeclipper Download PDF

Info

Publication number
CN107996174A
CN107996174A CN201710747801.8A CN201710747801A CN107996174A CN 107996174 A CN107996174 A CN 107996174A CN 201710747801 A CN201710747801 A CN 201710747801A CN 107996174 A CN107996174 A CN 107996174A
Authority
CN
China
Prior art keywords
tractor
hedgeclipper
cantilever
clipping device
connecting rod
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.)
Withdrawn
Application number
CN201710747801.8A
Other languages
Chinese (zh)
Inventor
李娜娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201710747801.8A priority Critical patent/CN107996174A/en
Publication of CN107996174A publication Critical patent/CN107996174A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/04Apparatus for trimming hedges, e.g. hedge shears
    • A01G3/0435Machines specially adapted for shaping plants, e.g. topiaries
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/04Apparatus for trimming hedges, e.g. hedge shears
    • A01G2003/0443Apparatus for trimming hedges, e.g. hedge shears with height-adjustable platforms

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Abstract

The invention discloses a kind of hedgeclipper, including tractor, the position of close rear end is provided with the cantilever arrangement parallel to tractor on tractor, wherein one end of cantilever arrangement is located at the side of tractor, and be provided with can multi-angle be used to trim the clipping device of hedgerow, the other end of cantilever arrangement is connected on tractor by adjusting device, and the multi-angle of the height and position and clipping device that adjust clipping device by cantilever arrangement adjusts, for trimming hedgerow of different shapes.The invention belongs to vehicular, alleviate the labor intensity of worker, it is efficient and avoid the danger that employee is scratched in outer operation by branch, the adjusting of height is as power by hydraulic cylinder, safety and stability, and the hedgeclipper can adjust it is different build angle, more effects can be trimmed out, it is that greenbelt is more beautiful, reaches pleasing effect.

Description

A kind of hedgeclipper
Technical field
The present invention relates to graden machine technical field, specifically a kind of hedgeclipper.
Background technology
Traditional hedgeclipper is hand-held mostly, including two groups of shear-blade devices, one of which shear-blade It can move back and forth, another group is fixed, and the shear-blade of reciprocating movement and fixed blade form shear action, but by In moving back and forth, stroke is limited, therefore can only shear the branches and leaves in the range of shift motion, and coordinating operation personnel labor intensity is big, Efficiency is low, there is the danger for the branch scuffing come that flown out in operation process.The hedgeclipper shearing wide cut scope of vehicular It is fixed, and the shearing in horizontally or vertically direction can only be carried out, effect is stiff.
The content of the invention
The problem to be solved in the present invention is to overcome above-mentioned the deficiencies in the prior art, there is provided one kind can adjust trimming scope and Angle, the hedgeclipper for adapting to different occasions.
To solve the above-mentioned problems, the present invention uses following technical scheme:
A kind of hedgeclipper, including tractor, the cantilever parallel to tractor is provided with close to the position of rear end on tractor Device, wherein one end of cantilever arrangement are located at the side of tractor, and be provided with can multi-angle be used for trim hedgerow trimming dress Put, the other end of cantilever arrangement is connected on tractor by adjusting device, and the height of clipping device is adjusted by cantilever arrangement The multi-angle of position and clipping device adjusts, for trimming hedgerow of different shapes.
It is further optimization of the present invention to such scheme below:
Cantilever arrangement includes horizontally disposed cantilever lever, and close to the lower section of tractor one end, translation spaced apart is set cantilever lever Two connecting rods are equipped with, two connecting rods are connected by hinge axis with cantilever lever respectively.
Further optimization:The lower end of two connecting rods is connected on fixed connecting rod by hinge axis respectively, is fixedly connected Bar and two connecting rods, cantilever lever form parallelogram, and fixed connecting rod is fixedly mounted on tractor.
Further optimization:Adjusting apparatus includes being fixedly connected on the oil cylinder fixing base for being fixedly connected with boom end, and oil cylinder is fixed There is oil cylinder by oil cylinder seat hinge connection close to the position of upper end on seat, oil cylinder external part is connected by piston rod hinge and connecting rod Connect.
Further optimization:The other end of cantilever lever is provided with displacement motor mount and fixed bearing block, displacement motor peace Displacement driving motor is installed with below dress seat, displacement drives transmission on the output shaft of motor to be provided with bevel pinion.
Further optimization:Bevel gear wheel, bevel pinion and bevel gear wheel engaged transmission are installed below fixed bearing block, Clipping device is fixedly mounted on bevel gear wheel.
Further optimization:Clipping device includes the rotary drive motor being fixedly mounted on bevel gear wheel, rotation driving electricity The lower end of machine is coaxially arranged with electric slip ring, and the lower end of electric slip ring is coaxially arranged with rotation installing plate, and electric slip ring has four fixations Input terminal and four rotating output terminals, four rotating output terminals link two pruning shears driving motors and two electricity respectively Dynamic push rod.
Further optimization:The both ends of rotation installing plate are symmetrically arranged with two pruning shear structures, and pruning shear structure includes dividing The electronic slide unit not being fixedly mounted on rotation installing plate, between two pruning shear structures of mobile adjusting of electronic slide unit away from From being adapted to the hedgerow of different in width.
Further optimization:Electric pushrod mounting base is separately installed with two electronic slide units, electric pushrod difference hinge connects It is connected on the top of electric pushrod mounting base, the outer end middle part hinge connection with oscillating deck respectively of two electric pushrod mounting bases, The external part hinge connection with electric pushrod respectively of the upper end of oscillating deck.
Further optimization:Two pruning shear driving motors are respectively and fixedly installed to the outside of oscillating deck, pruning shear driving electricity Pruning shear is sequentially connected with respectively on the output shaft of machine.
In use, according to trimming needs, the height of cantilever lever is adjusted, bevel pinion is driven by conjugating driving electrical power Rotation, so as to drive bevel gear wheel to rotate, can by rotate installing plate adjust to horizontally or vertically or other angles position Put;The distance between two pruning shears are adjusted by the mobile realization of electronic slide unit, are adapted to the greenbelt of different in width;It is logical When crossing electric pushrod energization, push rod is stretched out or retracted, so as to promote oscillating deck reciprocally swinging, adjust pruning shear builds angle Degree, a whole set of pruning mechanism drives by tractor 1, and employee, which only needs to start tractor, can complete the trimming work of branches and leaves.
The invention belongs to vehicular, the labor intensity of worker is alleviated, it is efficient and avoid employee and set in outer operation The danger that branch scratches, the adjusting of height are as power, safety and stability by hydraulic cylinder, and the hedgeclipper can adjust difference Build angle, more effects can be trimmed out, be that greenbelt is more beautiful, reach pleasing effect.
The invention will be further described with reference to the accompanying drawings and examples.
Brief description of the drawings
Attached drawing 1 is the dimensional structure diagram of trimmer of the embodiment of the present invention;
Attached drawing 2 is the dimensional structure diagram of the clipping device of trimmer of the embodiment of the present invention;
Attached drawing 3 is the side structure schematic view of trimmer of the embodiment of the present invention;
Attached drawing 4 is the usage state diagram of trimmer of the embodiment of the present invention;
Attached drawing 5 is the usage state diagram of trimmer of the embodiment of the present invention.
In figure:1- tractors;2- cantilever levers;3- electric slip rings;4- rotates installing plate;5- rotary drive motors;6- connecting rods; 7- hinge axis;8- piston rod hinges;9- fixed connecting rods;10- oil cylinder fixing bases;11- oil cylinder seat hinges;12- oil cylinders;13- liquid Pressure station;14- pruning shears drive motor;15- oscillating decks;16- pruning shears;The electronic slide units of 17-;18- electric pushrod mounting bases;19- Electric pushrod;20- displacement driving motors;21- conjugates motor mount;22- bevel pinions;23- bevel gear wheels;24- fixing axles Bearing.
Embodiment
Embodiment, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, a kind of hedgeclipper, including tractor 1, on tractor 1 The position of rear end is provided with the cantilever arrangement parallel to tractor 1, wherein one end of cantilever arrangement is located at the one of tractor 1 Side, and be provided with can multi-angle be used to trim the clipping device of hedgerow, the other end of cantilever arrangement is connected to by adjusting device On tractor 1, the multi-angle of the height and position and clipping device that adjust clipping device by cantilever arrangement adjusts, for trimming not The hedgerow of similar shape.
The cantilever arrangement includes horizontally disposed cantilever lever 2, and cantilever lever 2 is close to the lower section interval one of 1 one end of tractor Set a distance translation is provided with two connecting rods 6, and two connecting rods 6 are connected by hinge axis 7 with cantilever lever 2 respectively.
The lower end of described two connecting rods 6 is connected on fixed connecting rod 9 by hinge axis 7 respectively, fixed connecting rod 9 with Two connecting rods 6, cantilever lever 2 form parallelogram, and fixed connecting rod 9 is fixedly mounted on tractor 1.
The adjusting apparatus includes being fixedly connected on the oil cylinder fixing base 10 of 9 end of fixed connecting rod, oil cylinder fixing base 10 Upper to be connected with oil cylinder 12 by oil cylinder seat hinge 11 close to the position of upper end, 12 external part of oil cylinder is by piston rod hinge 8 with connecting Extension bar 6 connects.
The other end of the cantilever lever 2 is provided with displacement motor mount 21 and fixed bearing block 24, displacement motor installation The lower section of seat 21 is installed with displacement driving motor 20, and displacement drives transmission on the output shaft of motor 20 to be provided with bevel pinion 22。
The lower section of the fixed bearing block 24 is provided with bevel gear wheel 23, and bevel pinion 22 engages biography with bevel gear wheel 23 Dynamic, clipping device is fixedly mounted on bevel gear wheel 23, drives bevel pinion 22 to rotate when displacement driving motor 20 is powered, so that band When dynamic bevel gear wheel 23 rotates, the position angle of rotary trimmer device can be adjusted, so as to fulfill horizontally or vertically or its He carries out trimming work at angle.
The clipping device includes the rotary drive motor 5 being fixedly mounted on bevel gear wheel 23, rotary drive motor 5 Lower end is coaxially arranged with electric slip ring 3, and the lower end of electric slip ring 3 is coaxially arranged with rotation installing plate 4.
The electric slip ring 3 has four fixed input terminals and four rotating output terminals, four rotating output terminals point Not Lian Jie two pruning shears driving motors 14 and two electric pushrods 19, when rotary drive motor 5 drives rotation installing plate 4 to rotate Shi Chixu's drives motor 14 and two electric pushrods 19 to power for two pruning shears.
The both ends of the rotation installing plate 4 are symmetrically arranged with two pruning shear structures, and pruning shear structure includes fixing respectively The distance between electronic slide unit 17 on rotation installing plate 4, two pruning shear structures of mobile adjusting of electronic slide unit 17, It is adapted to the hedgerow of different in width.
Electric pushrod mounting base 18 is separately installed with described two electronic slide units 17, electric pushrod 19 distinguishes hinge connection In the top of electric pushrod mounting base 18.
The middle part hinge connection with oscillating deck 15 respectively of the outer end of described two electric pushrod mounting bases 18, oscillating deck 15 The upper end external part hinge connection with electric pushrod 19 respectively.
Described two pruning shear driving motors 14 are respectively and fixedly installed to the outside of oscillating deck 15, pruning shear driving motor 14 Output shaft on be sequentially connected with pruning shear 16 respectively.
The pruning shear 16 is the cylindrical circular configuration for being used to trim with sawtooth, when 19 energization work of electric pushrod, Push rod is stretched out or retracted, so as to promote 15 reciprocally swinging of oscillating deck, adjust pruning shear 16 builds angle.
Position on the tractor 1 close to middle part is provided with hydraulic station 13, and 13 drive cylinder 12 of hydraulic station stretches out or contracts Return.
In use, according to trimming needs, stretch out or retract by 13 drive cylinder 12 of hydraulic station and be used as power, so that band Dynamic connecting rod 6 is swung, and adjusts the height of cantilever lever 2, drives bevel pinion 22 to rotate by conjugating the driving energization of motor 20, so that Drive bevel gear wheel 23 rotate, can by rotate installing plate 4 adjust horizontally or vertically or other angles position;Pass through The mobile realization of electronic slide unit 17 adjusts the distance between two pruning shears 16, is adapted to the greenbelt of different in width;Pass through When electric pushrod 19 is powered, push rod is stretched out or retracted, so as to promote 15 reciprocally swinging of oscillating deck, adjusts building for pruning shear 16 Angle, a whole set of pruning mechanism are driven by tractor 1, and employee, which only needs to start tractor 1, can complete the trimming work of branches and leaves.
The invention belongs to vehicular, the labor intensity of worker is alleviated, it is efficient and avoid employee and set in outer operation The danger that branch scratches, the adjusting of height are as power, safety and stability by hydraulic cylinder, and the hedgeclipper can adjust difference Build angle, more effects can be trimmed out, be that greenbelt is more beautiful, reach pleasing effect.

Claims (10)

1. a kind of hedgeclipper, including tractor(1), it is characterised in that:Tractor(1)The upper position close to rear end is provided with Parallel to tractor(1)Cantilever arrangement, wherein one end of cantilever arrangement is located at tractor(1)Side, and be provided with can be more Angle is used for the clipping device for trimming hedgerow, and the other end of cantilever arrangement is connected to tractor by adjusting device(1)On, pass through The multi-angle adjustment of the height and position and clipping device of cantilever arrangement adjustment clipping device, for trimming hedgerow of different shapes.
A kind of 2. hedgeclipper according to claim 1, it is characterised in that:Cantilever arrangement includes horizontally disposed cantilever Bar(2), cantilever lever(2)Close to tractor(1)The lower section translation spaced apart of one end is provided with two connecting rods(6), two A connecting rod(6)Pass through hinge axis respectively(7)With cantilever lever(2)Connection.
A kind of 3. hedgeclipper according to claim 2, it is characterised in that:Two connecting rods(6)Lower end lead to respectively Cross hinge axis(7)It is connected to fixed connecting rod(9)On, fixed connecting rod(9)With two connecting rods(6), cantilever lever(2)Formed flat Row quadrangle, fixed connecting rod(9)It is fixedly mounted on tractor(1)On.
A kind of 4. hedgeclipper according to claim 1, it is characterised in that:Adjusting apparatus includes being fixedly connected on fixation Connecting rod(9)The oil cylinder fixing base of end(10), oil cylinder fixing base(10)The upper position close to upper end passes through oil cylinder seat hinge (11)It is connected with oil cylinder(12), oil cylinder(12)External part passes through piston rod hinge(8)With connecting rod(6)Connection.
A kind of 5. hedgeclipper according to claim 4, it is characterised in that:Cantilever lever(2)The other end be provided with change Position motor mount(21)And fixed bearing block(24), conjugate motor mount(21)Lower section be installed with displacement driving electricity Machine(20), displacement driving motor(20)Output shaft on transmission bevel pinion is installed(22).
A kind of 6. hedgeclipper according to claim 5, it is characterised in that:Fixed bearing block(24)Lower section be provided with Bevel gear wheel(23), bevel pinion(22)With bevel gear wheel(23)Engaged transmission, clipping device are fixedly mounted on bevel gear wheel (23).
A kind of 7. hedgeclipper according to claim 1, it is characterised in that:Clipping device includes being fixedly mounted on auger Gear(23)On rotary drive motor(5), rotary drive motor(5)Lower end be coaxially arranged with electric slip ring(3), electric slip ring (3)Lower end be coaxially arranged with rotation installing plate(4), electric slip ring(3)It is rotating defeated with four fixed input terminals and four Outlet, four rotating output terminals link two pruning shear driving motors respectively(14)With two electric pushrods(19).
A kind of 8. hedgeclipper according to claim 7, it is characterised in that:Rotate installing plate(4)Both ends symmetrically set Two pruning shear structures are equipped with, pruning shear structure includes being respectively and fixedly installed to rotation installing plate(4)On electronic slide unit(17), Electronic slide unit(17)The distance between two pruning shear structures of mobile adjusting, be adapted to the hedgerow of different in width.
A kind of 9. hedgeclipper according to claim 8, it is characterised in that:Two electronic slide units(17)It is upper to install respectively There is electric pushrod mounting base(18), electric pushrod(19)Electric pushrod mounting base is hingedly connected at respectively(18)Top, two Electric pushrod mounting base(18)Outer end respectively with oscillating deck(15)Middle part hinge connection, oscillating deck(15)Upper end respectively with Electric pushrod(19)External part hinge connection.
A kind of 10. hedgeclipper according to claim 9, it is characterised in that:Two pruning shears drive motor(14)Point Oscillating deck is not fixedly mounted on it(15)Outside, pruning shear driving motor(14)Output shaft on be sequentially connected with pruning shear respectively (16).
CN201710747801.8A 2017-08-28 2017-08-28 A kind of hedgeclipper Withdrawn CN107996174A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710747801.8A CN107996174A (en) 2017-08-28 2017-08-28 A kind of hedgeclipper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710747801.8A CN107996174A (en) 2017-08-28 2017-08-28 A kind of hedgeclipper

Publications (1)

Publication Number Publication Date
CN107996174A true CN107996174A (en) 2018-05-08

Family

ID=62051666

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710747801.8A Withdrawn CN107996174A (en) 2017-08-28 2017-08-28 A kind of hedgeclipper

Country Status (1)

Country Link
CN (1) CN107996174A (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149941A (en) * 2019-06-04 2019-08-23 王立仓 A kind of highway greenbelt trimming machine cuts people
CN111084008A (en) * 2020-01-08 2020-05-01 浙江亚特电器有限公司 A trimming means and hedge trimmer for hedge trimmer
CN111386886A (en) * 2020-04-19 2020-07-10 朱若良 Rapid repairing method for branch of landscaping nursery stock
CN111386887A (en) * 2020-04-19 2020-07-10 朱若良 Automatic pruning machine for green nursery stock
CN111436295A (en) * 2020-04-19 2020-07-24 朱若良 Automatic cutting assembly for greening seedling branches
CN112655403A (en) * 2020-12-22 2021-04-16 舒小琴 Automatic afforestation pruning and maintaining robot based on Internet of things
CN112655401A (en) * 2020-12-16 2021-04-16 博景生态环境发展有限公司 Hedge trimmer scissors assembly for greening maintenance
CN112690123A (en) * 2021-01-18 2021-04-23 信阳农林学院 Landscape plant moulds type device
CN113966678A (en) * 2021-10-27 2022-01-25 常州嘉耘机械有限公司 Support frame based on hydraulic transmission multi-angle is adjustable and is applied to pruner thereof
CN114158371A (en) * 2021-11-30 2022-03-11 广西机械工业研究院有限责任公司 Hedgerow trimming device and method
CN114793663A (en) * 2022-05-07 2022-07-29 中国农业大学 A side-mounted gantry type hedge trimming robot
CN114946437A (en) * 2022-06-27 2022-08-30 山西交通控股集团有限公司大同北高速公路分公司 Vehicle-mounted hedgerow trimming support
CN120304181A (en) * 2025-06-05 2025-07-15 王潇 Automatic greening pruning robot and pruning method based on complex environment

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149941A (en) * 2019-06-04 2019-08-23 王立仓 A kind of highway greenbelt trimming machine cuts people
CN111084008A (en) * 2020-01-08 2020-05-01 浙江亚特电器有限公司 A trimming means and hedge trimmer for hedge trimmer
CN111386886A (en) * 2020-04-19 2020-07-10 朱若良 Rapid repairing method for branch of landscaping nursery stock
CN111386887A (en) * 2020-04-19 2020-07-10 朱若良 Automatic pruning machine for green nursery stock
CN111436295A (en) * 2020-04-19 2020-07-24 朱若良 Automatic cutting assembly for greening seedling branches
CN112655401A (en) * 2020-12-16 2021-04-16 博景生态环境发展有限公司 Hedge trimmer scissors assembly for greening maintenance
CN112655401B (en) * 2020-12-16 2022-07-01 博景生态环境发展有限公司 Hedge trimmer scissors assembly for greening maintenance
CN112655403A (en) * 2020-12-22 2021-04-16 舒小琴 Automatic afforestation pruning and maintaining robot based on Internet of things
CN112690123A (en) * 2021-01-18 2021-04-23 信阳农林学院 Landscape plant moulds type device
CN113966678A (en) * 2021-10-27 2022-01-25 常州嘉耘机械有限公司 Support frame based on hydraulic transmission multi-angle is adjustable and is applied to pruner thereof
CN114158371A (en) * 2021-11-30 2022-03-11 广西机械工业研究院有限责任公司 Hedgerow trimming device and method
CN114158371B (en) * 2021-11-30 2023-12-01 广西机械工业研究院有限责任公司 Hedge trimming device and hedge trimming method
CN114793663A (en) * 2022-05-07 2022-07-29 中国农业大学 A side-mounted gantry type hedge trimming robot
CN114946437A (en) * 2022-06-27 2022-08-30 山西交通控股集团有限公司大同北高速公路分公司 Vehicle-mounted hedgerow trimming support
CN120304181A (en) * 2025-06-05 2025-07-15 王潇 Automatic greening pruning robot and pruning method based on complex environment

Similar Documents

Publication Publication Date Title
CN107996174A (en) A kind of hedgeclipper
CN103718842B (en) A kind of moulding pruning machine
CN2731955Y (en) Automatic tree trimmer
CN107439239A (en) A kind of municipal greenbelt clipping device
CN103098658A (en) High-efficiency vehicular hedge clipper with two clipping faces
CN108811848A (en) A kind of road green belt pruning car of multi-faceted operation
CN103004494A (en) Vehicle-mounted type greenbelt three-side trimmer
CN107242035A (en) A kind of topiaries machine
CN205093228U (en) Clipping device
CN105123297A (en) Municipal bar-type green belt trimming device
CN101755620A (en) Work device of automatic hedgerow pattern-pruning machine
CN212184274U (en) Greening trimmer
CN207519208U (en) A kind of automatic pruning vehicle
CN202059926U (en) Cutting knife withdrawing lifting assembly for round food forming machine
CN208143905U (en) A kind of 180 ° of hydraulic boom devices of hedgeclipper
CN109049078A (en) A kind of automatic-shearing device
CN107896681A (en) A kind of greenbelt pruning car for trimming reconfigurable
CN207151280U (en) A kind of topiaries machine
CN210580142U (en) Driving device of trimmer and trimmer
CN207757758U (en) A kind of non-woven fabrics die-cutting machine
CN101328680B (en) Horizontal type fabric cutting machine
CN203072436U (en) Hedge pruning apparatus
CN104526735A (en) Kelp cutting device
CN107852994A (en) Circular arc hedgerow knife
CN113966678A (en) Support frame based on hydraulic transmission multi-angle is adjustable and is applied to pruner thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20180508