CN108668674B - Branch trimming device - Google Patents
Branch trimming device Download PDFInfo
- Publication number
- CN108668674B CN108668674B CN201810383337.3A CN201810383337A CN108668674B CN 108668674 B CN108668674 B CN 108668674B CN 201810383337 A CN201810383337 A CN 201810383337A CN 108668674 B CN108668674 B CN 108668674B
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- fixedly connected
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- push rod
- motor
- mounting
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- 238000009966 trimming Methods 0.000 title description 8
- 230000000875 corresponding Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 210000001503 Joints Anatomy 0.000 claims description 2
- 206010022114 Injury Diseases 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000004642 transportation engineering Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007072 Prunus domestica Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
Abstract
The invention discloses a branch pruning device which comprises a base, wherein the bottom of the base is provided with a mounting groove, the top of the base is fixedly connected with a U-shaped plate, the inner bottom of the mounting groove is fixedly connected with a plurality of first push rod motors, and the output ends of the first push rod motors are fixedly connected with first push rods. According to the tree pruning machine, the supporting plate is enabled to move upwards under the action of the first push rod motor and the first push rod, the positions of the two movable plates are adjusted under the action of the first driving mechanism and the second driving mechanism so as to correspond to the inclination angle of a tree branch, the tree branch is stabilized between the limiting plate and the movable plates under the action of the third driving mechanism, finally, the tree branch is cut under the action of the second push rod motor and the cutting mechanism, and the cut tree branch is stably and downwards transported under the action of the first push rod motor and the third driving mechanism, so that injury to pruning personnel is avoided, the pruning speed is increased, and the tree branch is prevented from sliding down.
Description
Technical Field
The invention relates to the technical field of garden equipment, in particular to a branch trimming device.
Background
The garden is created in a certain region by engineering technology and artistic means through the ways of reforming terrain (or further building mountains, stacking stones and managing water), planting trees, flowers and plants, building buildings, arranging garden roads and the like, and is a beautiful natural environment and a rest region. The most common is trees in gardens, and at present, garden workers need to trim branches of the trees regularly, so that the attractiveness of the trees can be guaranteed, and the trees can grow upwards. However, due to the fact that the trees are high, garden workers need to adopt the crane to bear the pruning personnel, and then prune through the pruning personnel, so that the safety of the pruning personnel cannot be guaranteed, meanwhile, the pruning speed is slow through manual operation, and the pruned branches fall downwards to cause injury to passing pedestrians.
For this reason, we have designed a branch pruning device.
Disclosure of Invention
The invention aims to solve the problems that the safety of pruning workers cannot be guaranteed, the pruning speed is slow and the pruned branches injure pedestrians when the garden branches are pruned, and provides a branch pruning device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a branch pruning device comprises a base, wherein the bottom of the base is provided with a mounting groove, the top of the base is fixedly connected with a U-shaped plate, the inner bottom of the mounting groove is fixedly connected with a plurality of first push rod motors, the output ends of the first push rod motors are fixedly connected with first push rods, the tops of the first push rods sequentially penetrate through the base and the U-shaped plate and are fixedly connected with a supporting plate, the top of the supporting plate is provided with two mounting plates, the supporting plate is connected with the mounting plates through a first driving mechanism, the mounting plates are connected with movable plates through second driving mechanisms, the tops of the movable plates are provided with lower limiting grooves, the tops of the movable plates are fixedly connected with fixed plates, the fixed plates are connected with limiting plates through third driving mechanisms, the limiting plates are rotatably connected with the tops of the movable plates, the bottoms of the limiting plates are provided, the top fixedly connected with riser of backup pad, a plurality of second push rod motors of fixedly connected with on the riser, the output fixedly connected with second push rod of second push rod motor, it is a plurality of the one end that second push rod motor was kept away from to the second push rod is connected through the installation piece, fixedly connected with cutting mechanism on the installation piece, fixedly connected with control panel on the U template, install control switch on the control panel, control switch is connected with first push rod motor, second push rod motor, first drive mechanism, second drive mechanism, third drive mechanism and cutting mechanism electricity.
Preferably, the bottom outer side wall of the base is fixedly connected with a fixing frame, and the fixing frame is in threaded connection with a plurality of bolts.
Preferably, many dead levers of bottom fixedly connected with of backup pad, the bottom of dead lever runs through the U template and downwardly extending, the gag lever post that the top fixedly connected with of base corresponds with the dead lever, the bottom of dead lever is equipped with the groove of accomodating that corresponds with the gag lever post, the cover is equipped with the spring on the gag lever post, the both ends of spring are connected with the top of base and the bottom of dead lever respectively.
Preferably, the inside wall of mounting groove is equipped with a plurality of openings, fixedly connected with deflector in the opening.
Preferably, first drive mechanism includes the first motor that rotates of fixed connection in the backup pad, the top of backup pad is equipped with the standing groove that corresponds with the mounting panel, the first threaded rod of output fixedly connected with of first rotation motor, first threaded rod is kept away from first rotation motor one end and is run through the backup pad and rotate with the inside wall of standing groove and be connected, the screw thread rotation opposite direction at first threaded rod both ends, two movable blocks of symmetry have been cup jointed to the screw thread on the first threaded rod, it has first drive rod to rotate on the movable block, the top of first drive rod is rotated with the bottom of mounting panel and is connected.
Preferably, the second actuating mechanism rotates the motor including fixing the second on the mounting panel, the top of mounting panel is equipped with the movable groove that corresponds with the fly leaf, the output fixedly connected with second threaded rod of second rotation motor, the one end that the second rotation motor was kept away from to the second threaded rod runs through the mounting panel and is connected with the inside wall rotation of movable groove, be equipped with the screw thread that corresponds with the second threaded rod on the fly leaf and run through the mouth.
Preferably, the third drive mechanism includes the connecting block, be equipped with the spacing groove that corresponds with the connecting block on the riser, the top fixedly connected with third rotation motor of riser, the output end fixedly connected with third threaded rod of third rotation motor, the bottom of third threaded rod runs through the riser and rotates with the inside wall of spacing groove and be connected, the connecting block screw thread cup joints on the third threaded rod, it is connected with the second drive rod to rotate on the connecting block, the one end that the connecting block was kept away from to the second drive rod rotates with the top of limiting plate and is connected.
Preferably, the cutting mechanism includes a fourth rotating motor fixedly connected to the mounting block, an output end of the fourth rotating motor is fixedly connected with a rotating shaft, and one end of the rotating shaft, far away from the fourth rotating motor, penetrates through the mounting block and is fixedly connected with the cutter.
Preferably, the both sides of limiting plate all are equipped with places the piece, place a fixed connection at the top of fly leaf, the equal fixedly connected with connecting axle in both sides of limiting plate, it is equipped with the rotary trough that corresponds with the connecting axle to place on the piece.
According to the tree pruning machine, the supporting plate is enabled to move upwards under the action of the first push rod motor and the first push rod, the positions of the two movable plates are adjusted under the action of the first driving mechanism and the second driving mechanism so as to correspond to the inclination angle of a tree branch, the tree branch is stabilized between the limiting plate and the movable plates under the action of the third driving mechanism, finally, the tree branch is cut under the action of the second push rod motor and the cutting mechanism, and the cut tree branch is stably and downwards transported under the action of the first push rod motor and the third driving mechanism, so that injury to pruning personnel is avoided, the pruning speed is increased, and the tree branch is prevented from sliding down.
Drawings
Fig. 1 is a schematic structural diagram of a branch trimming apparatus according to the present invention;
FIG. 2 is a schematic structural view of a support plate of the branch trimming apparatus according to the present invention;
FIG. 3 is a schematic top view of a support plate of the branch trimming apparatus according to the present invention;
fig. 4 is a schematic front structural view of a branch trimming device according to the present invention.
In the figure: the automatic cutting machine comprises a base 1, a U-shaped plate 2, a first push rod motor 3, a first push rod 4, a support plate 5, a mounting plate 6, a first driving mechanism 7, a first rotating motor 71, a first threaded rod 72, a movable block 73, a first driving rod 74, a fixed plate 8, a third driving mechanism 9, a connecting block 91, a third rotating motor 92, a third threaded rod 93, a second driving rod 94, a limiting plate 10, a vertical plate 11, a second push rod motor 12, a second push rod 13, a mounting block 14, a cutting mechanism 15, a fourth rotating motor 151, a rotating shaft 152, a cutter 153, a second driving mechanism 16, a second rotating motor 161, a second threaded rod 162, a movable plate 17, a control plate 18, a control switch 19, a control switch 20, a bolt 21, a fixed rod 22, a limiting rod 23, a 24 spring and a guide plate 25.
Detailed Description
The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a branch trimming device comprises a base 1, a fixing frame 20 is fixedly connected to the outer side wall of the bottom of the base 1, and a plurality of bolts 21 are in threaded connection with the fixing frame 20, so that the base 1 is conveniently fixed, and the stability of the device is ensured.
The bottom of the base 1 is provided with a mounting groove, the top of the base 1 is fixedly connected with a U-shaped plate 2, the inner bottom of the mounting groove is fixedly connected with a plurality of first push rod motors 3, the inner side wall of the mounting groove is provided with a plurality of through holes, the inside of each through hole is fixedly connected with a guide plate 25, so that the heat dissipation of the first push rod motors 3 is facilitated, the output ends of the first push rod motors 3 are fixedly connected with first push rods 4, the tops of the first push rods 4 sequentially penetrate through the base 1 and the U-shaped plate 2 and are fixedly connected with a support plate 5, the bottom of the support plate 5 is fixedly connected with a plurality of fixed rods 22, the bottoms of the fixed rods 22 penetrate through the U-shaped plate 2 and extend downwards, the top of the base 1 is fixedly connected with limiting rods 23 corresponding to the fixed rods 22, the bottoms of the fixed rods 22 are provided with accommodating grooves corresponding to the, this ensures a stable up and down movement of the support plate 5 and thus the stability of the pruned branches during transportation.
The top of the supporting plate 5 is provided with two mounting plates 6, the supporting plate 5 is connected with the mounting plates 6 through a first driving mechanism 7, the first driving mechanism 7 comprises a first rotating motor 71 fixedly connected on the supporting plate 5, the top of the supporting plate 5 is provided with a placing groove corresponding to the mounting plates 6, the output end of the first rotating motor 71 is fixedly connected with a first threaded rod 72, one end of the first threaded rod 72, far away from the first rotating motor 71, penetrates through the supporting plate 5 and is rotatably connected with the inner side wall of the placing groove, the rotating directions of threads at two ends of the first threaded rod 72 are opposite, two symmetrical movable blocks 73 are sleeved on the first threaded rod 72 in a threaded manner, so that the two movable blocks 73 move oppositely or back to back through the action of the opposite rotating directions of the threads on the first threaded rod 72, the movable blocks 73 are rotatably connected with a first driving rod 74, and the top of the first driving, the height of the mounting plate 6 is sleeved under the action of the first driving mechanism 7, so that branches with different inclination angles can be clamped.
The top of the movable plate 17 is provided with a lower limiting groove, the top of the movable plate 17 is fixedly connected with a fixed plate 8, the fixed plate 8 is connected with a limiting plate 10 through a third driving mechanism 9, the limiting plate 10 is rotatably connected with the top of the movable plate 17, both sides of the limiting plate 10 are provided with placing blocks, the placing blocks are fixedly connected with the top of the movable plate 17, both sides of the limiting plate 10 are fixedly connected with a connecting shaft, the placing blocks are provided with rotating grooves corresponding to the connecting shaft, so that the limiting plate 10 is rotatably connected with the movable plate 17 conveniently, the bottom of the limiting plate 10 is provided with an upper limiting groove corresponding to the lower limiting groove, the third driving mechanism 9 comprises a connecting block 91, the vertical plate 11 is provided with a limiting groove corresponding to the connecting block 91, the top of the vertical plate 11 is fixedly connected with a third rotating motor 92, the output end of the third rotating motor 92 is fixedly connected with, connecting block 91 thread sleeve joint is on third threaded rod 93, and it is connected with second drive rod 94 to rotate on connecting block 91, and the one end that connecting block 91 was kept away from to second drive rod 94 rotates with the top of limiting plate 10 to be connected, and the effect through third drive mechanism 9 makes the last spacing groove of limiting plate 10 bottom correspond with the lower spacing groove at fly leaf 17 top like this to the branch is got to the clamp, makes things convenient for its stable cutting, and the convenient branch after the cutting carries out stable downward transportation simultaneously.
Top fixedly connected with riser 11 of backup pad 5, a plurality of second push rod motors 12 of fixedly connected with on riser 11, the output fixedly connected with second push rod 13 of second push rod motor 12, the one end that second push rod motor 12 was kept away from to a plurality of second push rods 13 is passed through installation piece 14 and is connected, fixedly connected with cutting mechanism 15 on the installation piece 14, cutting mechanism 15 includes the fourth rotation motor 151 of fixed connection on installation piece 14, the output fixedly connected with pivot 152 of fourth rotation motor 151, the one end that fourth rotation motor 151 was kept away from to pivot 152 runs through installation piece 14 and fixedly connected with cutter 153, the effect through cutting mechanism 15 accomplishes the cutting action to the branch like this.
Wherein equal fixedly connected with connecting seat on movable block 73, mounting panel 6, connecting block 91 and the limiting plate 10, fixedly connected with places the axle in the connecting seat, and the tip of first drive pole 74 and second drive pole 94 all rotates to cup joint and is placing epaxially, makes things convenient for first drive pole 74 to rotate with movable block 73 and mounting panel 6 like this and is connected, and second drive pole 94 rotates with connecting block 91 and limiting plate 10 to be connected.
Fixedly connected with control panel 18 on the U template 2, install control switch 19 on the control panel 18, control switch 19 and first push rod motor 3, second push rod motor 12, first drive mechanism 7, second drive mechanism 16, third drive mechanism 9 and cutting mechanism 15 electricity are connected, wherein control switch 19 and first push rod motor 3, second push rod motor 12, first rotation motor 71, second drive mechanism 161, third rotation motor 92 and fourth rotation motor 151 electricity are connected, people only need can control the operation of this device through the effect of control switch 19 like this, and then make things convenient for people's use, one of them push rod motor 3, second push rod motor 12, first rotation motor 71, second drive mechanism 161, third rotation motor 92 is servo motor, the use of people of being convenient for like this.
According to the tree branch clamping device, the height of the supporting plate 5 is adjusted through the action of the first push rod motor 3 and the first push rod 4, so that the height is generally adjusted, then the height and the horizontal position of the movable plate 17 are carefully adjusted to be convenient for stably clamping tree branches, namely, the first rotating motor 71 drives the first threaded rod 72 to rotate, so that the two driving movable blocks 73 move relatively, finally the mounting plate 6 moves upwards through the first driving rod 74, and the horizontal position of the movable plate 17 is adjusted through the action of the second rotating motor 161 and the second threaded rod 162, so that people can conveniently and accurately adjust according to the inclination angle of the tree branches.
Then, the branches are clamped, namely, the third rotating motor 92 drives the third threaded rod 93 to rotate, so that the connecting block 91 moves downwards, the limiting plate 10 rotates downwards through the second driving rod 94, and the branches are stably clamped through the upper limiting groove and the lower limiting groove.
Finally, the cutting of the branches needs to be completed, the cutter 153 is rotated under the action of the fourth rotating motor 151 and the rotating shaft 152, and the mounting block 14 is pushed forward under the action of the second push rod motor 12 and the second push rod 13, so that the rotating cutter is pushed forward, the cutting of the branches is completed under the action of the cutter, and the branches are trimmed. The supporting plate 5 is moved downwards through the cooperation of the first push rod motor 3 and the first push rod 4, and the cut branches are stabilized through the limiting plate 10 and the movable plate 17, so that the branches can be stably transported downwards along with the supporting plate 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A branch pruning device comprises a base (1) and is characterized in that a mounting groove is formed in the bottom of the base (1), a U-shaped plate (2) is fixedly connected to the top of the base (1), a plurality of first push rod motors (3) are fixedly connected to the inner bottom of the mounting groove, first push rods (4) are fixedly connected to the output ends of the first push rod motors (3), the top of each first push rod (4) sequentially penetrates through the base (1) and the U-shaped plate (2) and is fixedly connected with a supporting plate (5), two mounting plates (6) are arranged on the top of each supporting plate (5), the supporting plates (5) are connected with the mounting plates (6) through first driving mechanisms (7), the mounting plates (6) are connected with movable plates (17) through second driving mechanisms (16), lower limiting grooves are formed in the tops of the movable plates (17), and fixing plates (8) are fixedly connected to the tops of the movable plates (17), fixed plate (8) are connected with limiting plate (10) through third drive mechanism (9), limiting plate (10) are rotated with the top of fly leaf (17) and are connected, the bottom of limiting plate (10) is equipped with the last spacing groove that corresponds with lower spacing groove, the top fixedly connected with riser (11) of backup pad (5), a plurality of second push rod motors of fixedly connected with (12) are gone up in riser (11), the output fixedly connected with second push rod (13) of second push rod motor (12), and is a plurality of the one end that second push rod motor (12) were kept away from in second push rod (13) is passed through installation piece (14) and is connected, fixedly connected with cutting mechanism (15) are gone up in installation piece (14), fixedly connected with control panel (18) are gone up in U template (2), install control switch (19) on control panel (18), control switch (19) and first push rod motor (3), The second push rod motor (12), the first driving mechanism (7), the second driving mechanism (16), the third driving mechanism (9) and the cutting mechanism (15) are electrically connected;
the bottom of the supporting plate (5) is fixedly connected with a plurality of fixing rods (22), the bottoms of the fixing rods (22) penetrate through the U-shaped plate (2) and extend downwards, the top of the base (1) is fixedly connected with limiting rods (23) corresponding to the fixing rods (22), the bottoms of the fixing rods (22) are provided with accommodating grooves corresponding to the limiting rods (23), the limiting rods (23) are sleeved with springs (24), and two ends of each spring (24) are respectively connected with the top of the base (1) and the bottom of each fixing rod (22);
the first driving mechanism (7) comprises a first rotating motor (71) fixedly connected to the supporting plate (5), a placing groove corresponding to the mounting plate (6) is formed in the top of the supporting plate (5), a first threaded rod (72) is fixedly connected to the output end of the first rotating motor (71), one end, far away from the first rotating motor (71), of the first threaded rod (72) penetrates through the supporting plate (5) and is rotatably connected with the inner side wall of the placing groove, the rotating directions of threads at two ends of the first threaded rod (72) are opposite, two symmetrical movable blocks (73) are sleeved on the first threaded rod (72) in a threaded manner, a first driving rod (74) is rotatably connected to the movable blocks (73), and the top of the first driving rod (74) is rotatably connected with the bottom of the mounting plate (6);
the second driving mechanism (16) comprises a second rotating motor (161) fixed on the mounting plate (6), a movable groove corresponding to the movable plate (17) is formed in the top of the mounting plate (6), a second threaded rod (162) is fixedly connected to the output end of the second rotating motor (161), one end, far away from the second rotating motor (161), of the second threaded rod (162) penetrates through the mounting plate (6) and is rotatably connected with the inner side wall of the movable groove, and a threaded through hole corresponding to the second threaded rod (162) is formed in the movable plate (17);
third drive mechanism (9) are including connecting block (91), be equipped with the spacing groove that corresponds with connecting block (91) on riser (11), the top fixedly connected with third rotation motor (92) of riser (11), the output fixedly connected with third threaded rod (93) of third rotation motor (92), the bottom of third threaded rod (93) runs through riser (11) and rotates with the inside wall of spacing groove to be connected, connecting block (91) screw thread cup joints on third threaded rod (93), it is connected with second drive rod (94) to rotate on connecting block (91), the one end that connecting block (91) was kept away from in second drive rod (94) rotates with the top of limiting plate (10) to be connected.
2. The branch pruning device according to claim 1, wherein a fixed frame (20) is fixedly connected to the bottom outer side wall of the base (1), and a plurality of bolts (21) are threadedly connected to the fixed frame (20).
3. The pruning device according to claim 1, wherein the mounting slot is provided with a plurality of through openings in its inner side wall, and wherein guide plates (25) are fixedly attached to the through openings.
4. The branch pruning device according to claim 1, wherein the cutting mechanism (15) comprises a fourth rotating motor (151) fixedly connected to the mounting block (14), an output end of the fourth rotating motor (151) is fixedly connected with a rotating shaft (152), and one end of the rotating shaft (152) far away from the fourth rotating motor (151) penetrates through the mounting block (14) and is fixedly connected with a cutting knife (153).
5. The branch pruning device according to claim 1, wherein the two sides of the limiting plate (10) are respectively provided with a placing block, the placing blocks are fixedly connected to the top of the movable plate (17), the two sides of the limiting plate (10) are respectively fixedly connected with a connecting shaft, and the placing blocks are respectively provided with a rotating groove corresponding to the connecting shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383337.3A CN108668674B (en) | 2018-04-26 | 2018-04-26 | Branch trimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383337.3A CN108668674B (en) | 2018-04-26 | 2018-04-26 | Branch trimming device |
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| Publication Number | Publication Date |
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| CN108668674A CN108668674A (en) | 2018-10-19 |
| CN108668674B true CN108668674B (en) | 2020-12-04 |
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| CN201810383337.3A Active CN108668674B (en) | 2018-04-26 | 2018-04-26 | Branch trimming device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732850A (en) * | 2019-02-22 | 2019-05-10 | 滁州市超顺装备科技有限公司 | A kind of automobile parts injection mold equipped with garbage collection |
| CN111386883B (en) * | 2020-03-24 | 2021-11-16 | 国网山东省电力公司桓台县供电公司 | Electric power overhauls with high altitude cutting device convenient to control |
| CN112493007B (en) * | 2020-12-18 | 2023-05-05 | 国网河南省电力公司方城县供电公司 | Treetop trimming means is used in power line maintenance |
| CN112438120A (en) * | 2020-12-21 | 2021-03-05 | 重庆文理学院 | Simple and easy device of picking of prickly ash |
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| US5369886A (en) * | 1994-01-14 | 1994-12-06 | Gallatin; Charles A. | Portable annular blade power saw |
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| CN107825596A (en) * | 2017-12-08 | 2018-03-23 | 武汉市华力机械铸造有限公司 | Shaking platform for environmentally friendly cement balancing weight |
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| US5369886A (en) * | 1994-01-14 | 1994-12-06 | Gallatin; Charles A. | Portable annular blade power saw |
| CN105917986A (en) * | 2016-05-23 | 2016-09-07 | 四川省农业机械研究设计院 | Track self-moving type tea bush trimmer |
| CN107283537A (en) * | 2017-08-15 | 2017-10-24 | 钟清 | Liftable type workbench is used in a kind of timber cutting |
| CN207118348U (en) * | 2017-09-08 | 2018-03-20 | 张兴华 | A kind of forestry branch pruning device |
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Effective date of registration: 20201116 Address after: 236300 Anhui city of Fuyang Province Huang Gang Funan County town of willow function area Applicant after: Funan nature Crafts Co.,Ltd. Address before: Beilin District Shaanxi province Xi'an City Friendship Road 710000 No. 127 Applicant before: Yang Zhigang |
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