CN115280989B - Highway greening tree trimming device and trimming method thereof - Google Patents
Highway greening tree trimming device and trimming method thereof Download PDFInfo
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- CN115280989B CN115280989B CN202211058578.3A CN202211058578A CN115280989B CN 115280989 B CN115280989 B CN 115280989B CN 202211058578 A CN202211058578 A CN 202211058578A CN 115280989 B CN115280989 B CN 115280989B
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- 238000009966 trimming Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000013138 pruning Methods 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
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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
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention belongs to the technical field of tree pruning, in particular to a highway greening tree pruning device and a pruning method thereof; the device comprises a transport vehicle, a mechanical arm, a cover plate, a motor, a rotating shaft, a trimming cutter, a sleeve, a fixed cutter and a movable cutter; the method comprises the steps that a transport vehicle slowly runs along a road of a tree to be trimmed at a constant speed, a mechanical arm is driven to move a trimming cutter to a crown of the tree to be trimmed, a motor is started, the trimming cutter is driven to rotate, branches of the tree are trimmed by the trimming cutter, and the cut branches are wound on the outer ring of a rotating shaft under the high-speed rotation effect of the trimming cutter; the pruning tool rotates to drive the movable cutter to rotate around the fixed cutter, the wound branches are cut and truncated, the probability of winding the branches is reduced, the smoothness of pruning the greening trees is improved, the carrying load of a motor is reduced, and the pruning work of the greening trees is completed.
Description
Technical Field
The invention belongs to the technical field of tree pruning, and particularly relates to a highway greening tree pruning device and a pruning method thereof.
Background
In modern urban construction, greening trees on two sides of a road are an indispensable item in municipal engineering, in order to maintain urban environment, various types of trees are planted on two sides of the urban road, the greening trees are usually formed by a piece of closely combined plants, interference with buildings, high-voltage cables, street lamps and the like often occurs in the growth process of the trees, normal use is affected, and people need to trim the greening trees at intervals.
One chinese patent with publication number CN111788952a discloses a tree trimmer, including moving base, rotatory elevating system, control box, arm, trimming mechanism and wireless remote controller, rotatory elevating system and control box are all located on the moving base, arm one end is connected rotatory elevating system is last, trimming mechanism connects the other end of arm, move base, rotatory elevating system, arm and trimming mechanism respectively with control box independent control is connected, wireless remote controller with control box communication connection. The remote control device can easily complete the control of the pruning machine, effectively solves the problems that the safety distance between the existing tree and the overhead line is insufficient, a plurality of people are needed to cooperate when the tree is pruned, the branches to be pruned are pulled in the opposite direction of the line by using the working rope, errors are easy to occur, the safety problems of the people can be injured by the tree, and the like, and simultaneously reduces the personal safety risk of the near-electricity operation of the operators.
Along with the development and popularization of automatic machines, the pruning of greening trees by municipal staff is gradually changed from manual pruning to pruning by a pruning device; the existing trimming device mainly trims through a rotary trimming cutter, after the trimming cutter cuts off branches of trees, soft branches are easy to wind a rotating shaft of the trimming cutter, the rotation of the trimming cutter is influenced, even the trimming cutter is stopped, and the load of a motor is increased.
Therefore, the invention provides a highway greening tree pruning device and a pruning method thereof.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a highway greening tree pruning device which comprises a transport vehicle, a mechanical arm, a cover plate, a motor, a rotating shaft, a pruning cutter, a sleeve, a fixed cutter and a movable cutter, wherein the fixed cutter is arranged on the transport vehicle; the top surface of a hopper of the transport vehicle is rotationally provided with a mechanical arm, the top end of the mechanical arm is fixedly connected with a cover plate, one surface of the cover plate, which is close to the mechanical arm, is fixedly connected with a motor, an output shaft of the motor rotates to penetrate through the cover plate, an output shaft of the motor is fixedly connected with a rotating shaft, one end, which is far away from the motor, of the rotating shaft is fixedly connected with a trimming cutter, the interior of the cover plate is fixedly connected with a sleeve, an inner ring of the sleeve is sleeved on an outer ring of the rotating shaft, a plurality of fixed cutters are fixedly connected with one surface, which is close to the rotating shaft, of the trimming cutter, a plurality of movable cutters are circumferentially distributed around the outer ring of the sleeve, and the movable cutters are in sliding fit with the fixed cutters; when the automatic cutting machine works, the transport vehicle slowly runs along the road of the tree to be cut at a constant speed, the mechanical arm is driven to move the cutting tool to the crown of the tree to be cut, the motor is started, the cutting tool is driven to rotate, the branches of the tree are cut by the cutting tool, and the cut branches are wound on the outer ring of the rotating shaft under the high-speed rotation action of the cutting tool; the pruning tool rotates to drive the movable cutter to rotate around the fixed cutter to cut and cut the wound branches, so that the probability of winding the branches is reduced, the smoothness of pruning the greening trees is improved, and the carrying load of a motor is reduced; simultaneously, centrifugal force that rotatory produced throws away branch piece, and the cover plate stops the branch piece that splashes simultaneously, has reduced the probability that the piece splashes to the road, accomplishes the pruning work to greening trees.
Preferably, the inner ring of the movable cutter and the outer ring of the fixed cutter are provided with sawtooth grooves, and the sawtooth grooves on the two sides are in sliding fit; during operation, the movable cutter rotates around the fixed cutter, so that the sawtooth grooves on two sides slide mutually to cut off the wound branches, the shearing efficiency of the branches is improved through the arranged sawtooth grooves, and the curling probability of the movable cutter and the knife edge of the fixed cutter is reduced.
Preferably, the outer wall of the movable cutter is fixedly connected with a plurality of blades; during operation, the movable cutter rotates to drive the blade to rotate, and branches and blades of the winding branches are cut, so that the cutting crushing degree of the branches is further improved, and the fluency of rotation of the rotating shaft is further improved.
Preferably, one side of the outer ring of the sleeve, which is close to the inner wall of the cover plate, is fixedly connected with a plurality of insert seats in a surrounding manner, an inner cavity is formed between the insert seats and the sleeve, the inner cavity is communicated with the inside of the sleeve, a driving gear is fixedly connected with the outer ring of one end of the rotating shaft, which is close to the cover plate, a transmission shaft is rotatably arranged in the inner cavity, a driven gear is fixedly connected with the outer ring of one end of the transmission shaft, which is close to the cover plate, the driving gear is meshed with the driven gear, a fan blade is fixedly connected with the outer ring of one end of the transmission shaft, which is far from the cover plate, a plurality of air inlet holes are formed in the top of one side, which is far from the cover plate, of the inner cavity, a plurality of air outlet holes are aligned with a cutter, and the bottom of the inner cavity is communicated with the inside of the sleeve; when the rotary blade type fixed cutter is in operation, the rotary shaft rotates to drive the driving gear to rotate and drive the driven gear meshed with the rotary shaft to rotate, the driven gear rotates in an accelerating way because the number of teeth of the driving gear is larger than that of teeth of the driven gear, the transmission shaft is driven to rotate to drive the fan blades to rotate, so that external air enters the inner cavity through the air inlet holes, air generated by the fan blades is discharged from the air outlet holes, part of high-speed air flow blows to the fixed cutter, branch scraps between the fixed cutter and the movable cutter are blown away, and the cleaning degree of the fixed cutter and the movable cutter is improved; the other part of high-speed air flow blows to the inside of the sleeve, and branch scraps entering the inside of the sleeve are blown out, so that the influence of the branch scraps on the rotation of the rotating shaft is reduced.
Preferably, the outer ring of the rotating shaft is fixedly connected with a plurality of arc-shaped pushing plates in a surrounding manner, the arc-shaped pushing plates are distributed in a spiral manner, the outer ring of the arc-shaped pushing plates is provided with fluff strips, and the outer ring of the arc-shaped pushing plates is in sliding fit with the inner ring of the sleeve; during operation, the rotating shaft rotates to drive the arc-shaped pushing plate to rotate, so that the wool tops are attached to the inner wall of the sleeve to rotate and slide, and the flowing air flow is matched to push out branch chips entering the sleeve, so that the cleaning degree of the sleeve is further improved, and the rotating smoothness of the rotating shaft is further improved.
Preferably, one end of the movable cutter, which is far away from the trimming cutter, is fixedly connected with a vibrating rod, one side of the vibrating rod, which is close to the insert seat, is fixedly connected with a plurality of convex blocks, one side of the insert seat, which is close to the movable cutter, is fixedly connected with a plurality of convex strips, and the convex strips are in sliding fit with the convex blocks; during operation, the pruning cutter drives the movable cutter to rotate, drives the vibration rod to rotate, enables the convex block to be attached to the convex strip to rotate, enables the vibration rod to vibrate, enables the movable cutter to shake, enables branch scraps inside the clamping saw tooth groove to shake loose, and is matched with flowing air flow to blow off the branch scraps, so that cleanliness between the movable cutter and the fixed cutter is improved, and cutting efficiency of winding branches is improved.
Preferably, a plurality of fixing grooves are uniformly formed in an outer ring of one surface of the trimming cutter, a crescent cutter is slidably arranged in each fixing groove, and the crescent cutter is fixedly arranged in each fixing groove through bolts; during working, the crescent knife is installed and fixed in the fixing groove by using the bolts, and branches of the greening trees are trimmed by the crescent knife, so that the trimming efficiency of the greening trees is improved; meanwhile, when the knife edge of the crescent knife is blunt or curled, only the crescent knife needs to be replaced, so that the crescent knife is convenient for a worker to maintain.
Preferably, a plurality of semicircular gravure marks are arranged on two sides of the knife edge of the crescent knife; through the semicircular gravure which is arranged, the sharpness of the crescent knife edge is improved, and the semicircular gravure which is arranged ensures that the crescent knife edge has a plurality of thick sections, the firm strength of the crescent knife edge is improved, and the probability of curling the crescent knife edge is reduced.
The pruning method of the highway greening tree pruning device is suitable for the highway greening tree pruning device, and comprises the following steps of:
s1: the transport vehicle slowly runs along the road of the tree to be trimmed at a constant speed, and the mechanical arm is driven to move the trimming cutter to the crown of the tree to be trimmed;
s2: starting a motor, driving a trimming cutter to rotate, and trimming branches of the tree by using the trimming cutter;
s3: the cut branches are wound on the outer ring of the rotating shaft under the high-speed rotation action of the trimming cutter;
s4: when the branches are wound, the pruning tool rotates to drive the movable cutting tool to rotate around the fixed cutting tool, the wound branches are cut off, and the pruning work of the greening trees is completed.
The beneficial effects of the invention are as follows:
1. the invention relates to a highway greening tree pruning device and a pruning method thereof, wherein a transport vehicle, a mechanical arm, a cover plate, a motor, a rotating shaft, a pruning tool, a sleeve, a fixed cutting tool and a movable cutting tool are arranged; the method comprises the steps that a transport vehicle slowly runs along a road of a tree to be trimmed at a constant speed, a mechanical arm is driven to move a trimming cutter to a crown of the tree to be trimmed, a motor is started, the trimming cutter is driven to rotate, branches of the tree are trimmed by the trimming cutter, and the cut branches are wound on the outer ring of a rotating shaft under the high-speed rotation effect of the trimming cutter; the pruning cutter is rotated to drive the movable cutter to rotate around the fixed cutter, the wound branches are cut and truncated, the winding probability of the branches is reduced, the smoothness of pruning the greening trees is improved, the carrying load of a motor is reduced, meanwhile, the cover plate blocks splashed branch scraps, the probability of the scraps splashing on a road is reduced, and the pruning work of the greening trees is completed.
2. The invention relates to a highway greening tree pruning device and a pruning method thereof, wherein the pruning device comprises a driving gear, a transmission shaft, a driven gear and fan blades; the rotary shaft drives the driving gear to rotate and drives the driven gear meshed with the driving gear to rotate, and the number of teeth of the driving gear is larger than that of teeth of the driven gear, so that the driven gear rotates in an accelerating way and drives the transmission shaft to rotate, the fan blades are driven to rotate, wind generated by the fan blades is discharged from the air outlet holes, part of high-speed air flow is blown to the fixed cutters, branch scraps between the fixed cutters and the movable cutters are blown away, and the cleaning degree of the fixed cutters and the movable cutters is improved; the other part of high-speed air flow blows to the inside of the sleeve, and branch scraps entering the inside of the sleeve are blown out, so that the influence of the branch scraps on the rotation of the rotating shaft is reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a side view of a shroud plate according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is a front view of a trimming cutter according to an embodiment of the present invention;
FIG. 7 is a partial enlarged view at D in FIG. 6;
FIG. 8 is a front view of a february-shaped cutter according to an embodiment of the invention;
FIG. 9 is a flow chart of the trimming method of the present invention;
in the figure: 1. a transport vehicle; 2. a mechanical arm; 3. a cover plate; 4. a motor; 5. a rotating shaft; 6. trimming a cutter; 7. a sleeve; 8. a fixed cutter; 9. a movable cutter; 10. sawing tooth grooves; 11. a blade; 12. setting a seat; 13. an inner cavity; 14. a drive gear; 15. a transmission shaft; 16. a driven gear; 17. a fan blade; 18. an air inlet hole; 19. an air outlet hole; 20. an arc push plate; 21. a vibrating rod; 22. a bump; 23. a convex strip; 24. a fixing groove; 25. crescent knife; 26. semicircular gravure; 27. a protrusion; 28. a groove.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 3, the pruning device for the highway greening trees according to the embodiment of the invention comprises a transport vehicle 1, a mechanical arm 2, a cover plate 3, a motor 4, a rotating shaft 5, a pruning cutter 6, a sleeve 7, a fixed cutter 8 and a movable cutter 9; the top surface of a hopper of the transport vehicle 1 is rotatably provided with a mechanical arm 2, the top end of the mechanical arm 2 is fixedly connected with a cover plate 3, one surface of the cover plate 3, which is close to the mechanical arm 2, is fixedly connected with a motor 4, an output shaft of the motor 4 rotates to penetrate through the cover plate 3, an output shaft of the motor 4 is fixedly connected with a rotating shaft 5, one end, which is far away from the motor 4, of the rotating shaft 5 is fixedly connected with a trimming cutter 6, the interior of the cover plate 3 is fixedly connected with a sleeve 7, the inner ring of the sleeve 7 is sleeved on the outer ring of the rotating shaft 5, a plurality of fixed cutters 8 are fixedly connected with the outer ring of the sleeve 7 in a surrounding manner, a plurality of movable cutters 9 are fixedly connected with one surface, which is close to the rotating shaft 5, of the trimming cutter 9 is circumferentially distributed around the outer ring of the sleeve 7, and the movable cutters 9 are in sliding fit with the fixed cutters 8; when the device works, the transport vehicle 1 slowly runs along the road of the tree to be trimmed at a constant speed, the mechanical arm 2 is driven to move the trimming cutter 6 to the crown of the tree to be trimmed, the motor 4 is started, the trimming cutter 6 is driven to rotate, the branches of the tree are trimmed by the trimming cutter 6, and the cut branches are wound on the outer ring of the rotating shaft 5 under the high-speed rotation action of the trimming cutter 6; the pruning tool 6 rotates to drive the movable cutter 9 to rotate around the fixed cutter 8, so that the wound branches are cut and truncated, the probability of winding the branches is reduced, the smoothness of pruning the greening trees is improved, and the carrying load of the motor 4 is reduced; simultaneously, centrifugal force that rotatory produced throws away branch piece, and cover plate 3 stops the branch piece that splashes simultaneously, has reduced the probability that the piece splashes to the road, accomplishes the pruning work to greening trees.
As shown in fig. 4, the inner ring of the movable cutter 9 and the outer ring of the fixed cutter 8 are provided with saw tooth grooves 10, and the saw tooth grooves 10 on both sides are in sliding fit; during operation, the movable cutter 9 rotates around the fixed cutter 8, so that the sawtooth grooves 10 on two sides slide mutually to cut off the wound branches, the efficiency of shearing the branches is improved through the arranged sawtooth grooves 10, and the probability of curling the edges of the movable cutter 9 and the fixed cutter 8 is reduced.
As shown in fig. 3 to 4, the outer wall of the movable cutter 9 is fixedly connected with a plurality of blades 11; during operation, the movable cutter 9 rotates to drive the blade 11 to rotate, and branches and blades of the winding branches are cut, so that the cutting crushing degree of the branches is further improved, and the rotating fluency of the rotating shaft 5 is further improved.
As shown in fig. 3 and 5, one side, close to the inner wall of the cover plate 3, of the outer ring of the sleeve 7 is fixedly connected with a plurality of insert seats 12 in a surrounding manner, an inner cavity 13 is formed between the insert seats 12 and the sleeve 7, the inner cavity 13 is communicated with the inside of the sleeve 7, a driving gear 14 is fixedly connected with one end outer ring, close to the cover plate 3, of the rotating shaft 5, a transmission shaft 15 is rotatably arranged in the inner cavity 13, a driven gear 16 is fixedly connected with one end outer ring, close to the cover plate 3, of the transmission shaft 15, the driving gear 14 is meshed with the driven gear 16, a fan blade 17 is fixedly connected with one end outer ring, far from the cover plate 3, of the inner cavity 13, a plurality of air inlet holes 18 are formed in the top, close to the cover plate 3, of the inner cavity 13, a plurality of air outlet holes 19 are formed in the bottom, the top of the air outlet holes 19 are aligned with the fixed cutter 8, and the bottom of the air outlet holes 19 are communicated with the inside of the sleeve 7; when the rotary shaft 5 rotates to drive the driving gear 14 to rotate and drive the driven gear 16 meshed with the rotary shaft to rotate, the number of teeth of the driving gear 14 is larger than that of teeth of the driven gear 16, so that the driven gear 16 rotates in an accelerating way to drive the transmission shaft 15 to rotate and drive the fan blades 17 to rotate, external air enters the inner cavity 13 through the air inlet holes 18, air generated by the fan blades 17 is discharged from the air outlet holes 19, part of high-speed air flow is blown to the fixed cutter 8, branch scraps between the fixed cutter 8 and the movable cutter 9 are blown away, and the cleaning degree of the fixed cutter 8 and the movable cutter 9 is improved; the other part of high-speed air flow blows to the inside of the sleeve 7, and branch scraps entering the inside of the sleeve 7 are blown out, so that the influence of the branch scraps on the rotation of the rotating shaft 5 is reduced.
As shown in fig. 3 to 5, the outer ring of the rotating shaft 5 is fixedly connected with a plurality of arc pushing plates 20 in a surrounding manner, the arc pushing plates 20 are distributed in a spiral manner, the outer ring of the arc pushing plates 20 is provided with fluff strips, and the outer ring of the arc pushing plates 20 is in sliding fit with the inner ring of the sleeve 7; during operation, the rotating shaft 5 rotates to drive the arc-shaped pushing plate 20 to rotate, so that the wool tops are attached to the inner wall of the sleeve 7 to rotationally slide, and the flowing air flow is matched to push out branch chips entering the sleeve 7, so that the cleaning degree of the sleeve 7 is further improved, and the smoothness of rotation of the rotating shaft 5 is further improved.
As shown in fig. 5, a vibration rod 21 is fixedly connected to one end of the movable cutter 9 away from the trimming cutter 6, a plurality of protruding blocks 22 are fixedly connected to one side of the vibration rod 21 close to the insert seat 12, a plurality of protruding strips 23 are fixedly connected to one side of the insert seat 12 close to the movable cutter 9, and the protruding strips 23 are in sliding fit with the protruding blocks 22; during operation, the pruning tool 6 drives the movable cutter 9 to rotate and drives the vibration rod 21 to rotate, so that the convex blocks 22 are attached to the convex strips 23 to rotate, the vibration rod 21 vibrates, the movable cutter 9 shakes, branch chips clamped into the saw tooth grooves 10 shake loose, flowing air flows are matched, the branch chips are blown off, the cleanliness between the movable cutter 9 and the fixed cutters 8 is improved, and then the cutting efficiency of winding branches is improved.
As shown in fig. 6 to 7, a plurality of fixing grooves 24 are uniformly formed in one outer ring of the trimming cutter 6, a crescent cutter 25 is slidably mounted in the fixing groove 24, and the crescent cutter 25 is fixedly mounted in the fixing groove 24 through bolts; during operation, the crescent knife 25 is installed and fixed in the fixing groove 24 by using the bolts, and branches of the greening trees are trimmed by the crescent knife 25, so that the trimming efficiency of the greening trees is improved; meanwhile, when the edge of the crescent knife 25 is blunt or curled, only the crescent knife 25 needs to be replaced, so that the maintenance of workers is facilitated.
As shown in fig. 6 to 7, a plurality of semicircular intaglio printing 26 are arranged on both sides of the edge of the crescent knife 25; through the semicircular gravure 26, the sharpness of the edge of the crescent knife 25 is improved, and the semicircular gravure 26 ensures that the edge of the crescent knife 25 has a plurality of thick sections, the firm strength of the edge of the crescent knife 25 is improved, and the probability of curling the edge of the crescent knife 25 is reduced.
As shown in fig. 9, a pruning method of a road greening tree pruning device is applicable to the road greening tree pruning device, and comprises the following steps:
s1: the transport vehicle 1 slowly runs along the road of the tree to be trimmed at a constant speed, and the mechanical arm 2 is driven to move the trimming cutter 6 to the crown of the tree to be trimmed;
s2: starting a motor 4, driving a pruning tool 6 to rotate, and pruning branches of trees by using the pruning tool 6;
s3: the cut branches are wound on the outer ring of the rotating shaft 5 under the high-speed rotation action of the trimming cutter 6;
s4: when the branches are wound, the pruning tool 6 rotates to drive the movable cutting tool 9 to rotate around the fixed cutting tool 8, the wound branches are cut off, and the pruning work of the greening trees is completed.
Example two
As shown in fig. 8, in comparative example one, another embodiment of the present invention is: a plurality of protrusions 27 are fixedly connected to the inner side wall of the fixing groove 24, a plurality of grooves 28 are formed in the outer wall of the fixed end of the crescent knife 25, and the protrusions 27 are in sliding fit with the grooves 28; when the operation, crescent knife 25 installs the inside of fixing to fixed slot 24 for protruding 27 card goes into the inside of recess 28, has reduced the probability that takes place to rock when crescent knife 25 cuts the tree branch, thereby has improved crescent knife 25's stable safe degree.
When in operation, the device comprises: the transport vehicle 1 slowly runs along the road of the tree to be trimmed at a constant speed, the mechanical arm 2 is driven to move the trimming cutter 6 to the crown of the tree to be trimmed, the motor 4 is started, the trimming cutter 6 is driven to rotate, and branches of the tree are trimmed by the trimming cutter 6; the cut branches are wound on the outer ring of the rotating shaft 5 under the high-speed rotation action of the trimming cutter 6; the pruning tool 6 rotates to drive the movable cutter 9 to rotate around the fixed cutter 8 so as to cut and cut the wound branches, and meanwhile, the movable cutter 9 rotates to drive the blade 11 to rotate so as to cut the branches and the blades of the wound branches, so that the cutting crushing degree of the branches is improved, the probability of winding the branches is reduced, the smoothness of pruning the greening trees is improved, the carrying load of the motor 4 is reduced, and the pruning work of the greening trees is completed;
the rotating shaft 5 drives the driving gear 14 to rotate and drives the driven gear 16 meshed with the driving gear 14 to rotate, the driven gear 16 accelerates to rotate because the number of teeth of the driving gear 14 is larger than that of teeth of the driven gear 16, the transmission shaft 15 is driven to rotate and the fan blades 17 are driven to rotate, so that external air enters the inner cavity 13 through the air inlet holes 18, air generated by the fan blades 17 is discharged from the air outlet holes 19, part of high-speed air flow blows to the fixed cutter 8, meanwhile, the trimming cutter 6 drives the movable cutter 9 to rotate and drives the vibrating rod 21 to rotate, the convex blocks 22 are attached to the convex strips 23 to rotate, the vibrating rod 21 vibrates, the movable cutter 9 shakes, branch chips clamped into the sawtooth grooves 10 shake loose, and the flowing air flow is matched to blow off the branch chips, so that the cleanliness of the fixed cutter 8 and the movable cutter 9 is improved; the inside of sleeve 7 is blown to the high-speed air current of another part, and simultaneously, pivot 5 rotates, drives arc push pedal 20 rotation for the rotatory slip of inner wall of fluff strip laminating sleeve 7, the cooperation air current that flows, the branch piece that will get into sleeve 7 inside is released, has reduced the influence of branch piece to pivot 5 rotation.
The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A highway greening tree trimming device which is characterized in that: comprises a transport vehicle (1), a mechanical arm (2), a cover plate (3), a motor (4), a rotating shaft (5), a trimming cutter (6), a sleeve (7), a fixed cutter (8) and a movable cutter (9); the automatic trimming device is characterized in that a mechanical arm (2) is rotatably mounted on the top surface of a hopper of the transport vehicle (1), a cover plate (3) is fixedly connected to the top end of the mechanical arm (2), a motor (4) is fixedly connected to one surface of the cover plate (3) close to the mechanical arm (2), an output shaft of the motor (4) rotatably penetrates through the cover plate (3), a rotating shaft (5) is fixedly connected to the output shaft of the motor (4), a trimming cutter (6) is fixedly connected to one end, far away from the motor (4), of the rotating shaft (5), a sleeve (7) is fixedly connected to the inside of the cover plate (3), an inner ring of the sleeve (7) is sleeved on the outer ring of the rotating shaft (5), a plurality of fixed cutters (8) are fixedly connected to the outer ring of the sleeve (7), a plurality of movable cutters (9) are fixedly connected to one surface, close to the rotating shaft (5), of the movable cutters (9) are circumferentially distributed around the outer ring of the sleeve (7), and the movable cutters (9) are in sliding fit with the fixed cutters (8).
The inner ring of the movable cutter (9) and the outer ring of the fixed cutter (8) are respectively provided with a sawtooth groove (10), and the sawtooth grooves (10) at two sides are in sliding fit;
the outer wall of the movable cutter (9) is fixedly connected with a plurality of blades (11);
the inner ring of the sleeve (7) is fixedly connected with a plurality of insert seats (12) in a surrounding manner, an inner cavity (13) is formed between each insert seat (12) and the sleeve (7), the inner cavity (13) is communicated with the inside of the sleeve (7), a driving gear (14) is fixedly connected with one end outer ring of the rotating shaft (5) which is close to the cover plate (3), a transmission shaft (15) is rotatably arranged in the inner cavity (13), a driven gear (16) is fixedly connected with one end outer ring of the transmission shaft (15) which is close to the cover plate (3), the driving gear (14) is meshed with the driven gear (16), a fan blade (17) is fixedly connected with one end outer ring of the transmission shaft (15) which is far away from the cover plate (3), a plurality of air inlet holes (18) are formed in the top of one side of the inner cavity (13) which is far from the cover plate (3), a plurality of air outlet holes (19) are formed in the bottom of one side of the inner cavity (13), the top of the air outlet holes (19) are aligned with the fixed (8), and the bottom of the cutter holes (19) are communicated with the inside of the sleeve (7);
one end of the movable cutter (9) far away from the trimming cutter (6) is fixedly connected with a vibration rod (21), one side of the vibration rod (21) close to the insert seat (12) is fixedly connected with a plurality of protruding blocks (22), one side of the insert seat (12) close to the movable cutter (9) is fixedly connected with a plurality of protruding strips (23), and the protruding strips (23) are in sliding fit with the protruding blocks (22).
2. The highway greening tree pruning device according to claim 1, wherein: the outer ring of the rotating shaft (5) is fixedly connected with a plurality of arc pushing plates (20) in a surrounding mode, the arc pushing plates (20) are distributed in a spiral mode, fluff strips are arranged on the outer ring of the arc pushing plates (20), and the outer ring of the arc pushing plates (20) is in sliding fit with the inner ring of the sleeve (7).
3. The highway greening tree pruning device according to claim 1, wherein: a plurality of fixed slots (24) are uniformly formed in one outer ring of the trimming cutter (6), crescent cutters (25) are slidably mounted in the fixed slots (24), and the crescent cutters (25) are fixedly mounted in the fixed slots (24) through bolts.
4. A highway greening tree pruning device according to claim 3, wherein: a plurality of semicircular gravure (26) are arranged on two sides of the knife edge of the crescent knife (25).
5. A highway greening tree pruning device according to claim 3, wherein: the inner side wall of the fixed groove (24) is fixedly connected with a plurality of protrusions (27), a plurality of grooves (28) are formed in the outer wall of the fixed end of the crescent knife (25), and the protrusions (27) are in sliding fit with the grooves (28).
6. A pruning method of a highway greening tree pruning device is characterized by comprising the following steps of: the pruning method is suitable for the highway greening tree pruning device according to any one of claims 1 to 5, and comprises the following steps:
s1: the transport vehicle (1) is slowly driven at a constant speed along the road of the tree to be trimmed, and the mechanical arm (2) is driven to move the trimming cutter (6) to the crown of the tree to be trimmed;
s2: starting a motor (4), driving a pruning tool (6) to rotate, and pruning branches of trees by using the pruning tool (6);
s3: the cut branches are wound on the outer ring of the rotating shaft (5) under the high-speed rotation action of the trimming cutter (6);
s4: when the branches are wound, the pruning tool (6) rotates to drive the movable cutting tool (9) to rotate around the fixed cutting tool (8), the wound branches are cut off, and the pruning work of the greening trees is completed.
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| CN115280989A (en) | 2022-11-04 |
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