CN112790029A

CN112790029A - Automatic greening trimming device and using method thereof

Info

Publication number: CN112790029A
Application number: CN202011622175.8A
Authority: CN
Inventors: 吴修军; 李怀阳
Original assignee: Shandong Learning Technology Development Co ltd
Current assignee: Shandong Learning Technology Development Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-14

Abstract

The invention discloses an automatic trimming device for greening and a using method thereof, wherein the automatic trimming device comprises a vehicle body, the vehicle body is connected with a driving gear shaft through a large motor, and the driving gear shaft is rotationally connected with the vehicle body; the driving gear shaft sleeve is provided with a fourth bevel gear, and the fourth bevel gear is meshed with a third bevel gear; the third bevel gear is connected with a pinion shaft; the driving gear shaft and the pinion shaft are sleeved with pinions; the small gear is connected with the trimming mechanism; the trimming mechanism also comprises a plurality of trimming units; the trimming unit comprises a bull gear shaft, a bull gear shaft sleeve is provided with a bull gear, the bull gear is meshed with a pinion, one end of the bull gear shaft penetrates through the vehicle body and is connected with a large cutting knife, and the bull gear shaft is rotatably connected with the vehicle body. The invention can realize the simultaneous trimming of the outer side and the upper side, can selectively trim the inner side, saves labor, does not need two times of trimming and saves time.

Description

Automatic greening trimming device and using method thereof

Technical Field

The invention relates to the technical field of greening treatment equipment, in particular to an automatic greening trimming device and a using method thereof.

Background

Green belt, refers to a strip-shaped zone for greening. Can eliminate visual fatigue, purify the environment, beautify the city, reduce traffic accidents and the like, and occupies an irreplaceable important position in the city. The green belt has the function of traffic separation and safety. The green belt has the effect of beautifying the city, eliminates the visual fatigue of a driver, and can change the space scale of the road by planting the arbor green belt, so that the road space has good aspect ratio. In addition, the dust-absorbing agent has the functions of purifying the environment, retaining dust, weakening noise, absorbing harmful gases and releasing oxygen.

The landscape design for greening along the highway firstly considers the landscape beautifying function, and simultaneously strengthens the sight induction of a driver and relieves the tension caused by high-speed driving through effective greening design. The landscape design for the greening of the highway along the way is not only designed as a separation zone and a shielding zone of a traffic lane, but also needs to meet the overall landscape requirements of the highway along the way. The good greening design can not only reduce the influence of the highway on the environment, but also keep the ecological balance of the animal and plant kingdom, so that the whole highway space is full of vitality. The automobile exhaust can bring a certain degree of Pb pollution to the soil and green trees on the two sides of the expressway, and the green belts on the two sides can play a role in protecting the Pb pollution.

In summary, because the advantages of the green belts are obvious, the green belts in the society are well popularized in a large scale, but with the popularization of the green belts, the pruning of the green belts also becomes a big problem to be faced by people, manual pruning is mostly adopted for the pruning of small urban green belts, mechanical arm type pruning equipment is mostly adopted for the pruning of the green belts in high-speed or more-vehicle road sections, and although the pruning device in the market can flexibly rotate a certain angle to prune the appearance of the green belts at the outer side and the top, only one surface can be pruned once, and the pruning device cannot prune or cannot prune the inner side, so the efficiency of the green belts is very low, the pruning traffic is easily influenced, and the operator is very inconvenient.

Disclosure of Invention

In order to solve the problems in the prior art, an automatic trimming device for greening and a using method thereof are provided.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the invention provides an automatic greening pruning device which comprises a vehicle body, wherein a large motor is fixedly connected with the vehicle body, the large motor is connected with a driving gear shaft, the driving gear shaft penetrates through the vehicle body and is connected with a small cutting knife, and the driving gear shaft is rotationally connected with the vehicle body; the driving gear shaft sleeve is provided with a fourth bevel gear, the fourth bevel gear is connected with a third bevel gear in a meshing manner, and the fourth bevel gear and the third bevel gear are arranged on the outer side of the vehicle body; the third bevel gear is connected with a pinion shaft, the pinion shaft penetrates through the vehicle body and is in rotary connection with the vehicle body, and the bottom end of the pinion shaft is connected with the small cutting knife; the driving gear shaft and the pinion shaft are sleeved with pinions, and the pinions are arranged on the inner side of the vehicle body; the trimming mechanism is provided with two groups, wherein one group of trimming mechanism is positioned on the right side of the pinion connected with the pinion shaft, and the other group of trimming mechanism is positioned below the pinion connected with the driving gear shaft; the trimming mechanism also comprises a plurality of trimming units; the trimming unit comprises a bull gear shaft, wherein a bull gear is arranged on the bull gear shaft in a shaft sleeve and meshed with a pinion, one end of the bull gear shaft penetrates through the vehicle body and is connected with a large cutting knife, the bull gear shaft is rotatably connected with the vehicle body, and any two adjacent bull gears in the trimming mechanism are meshed with each other; the pruning mechanism is also connected with a rotating block through a driving mechanism, and the driving mechanism is used for driving the rotating block to rotate.

Preferably, the driving mechanism comprises a large gear positioned on the right side of the trimming mechanism and connected with a first gear in a meshing manner, the first gear is arranged in the vehicle body, the vehicle body is rotatably connected with a first gear shaft, and the first gear is sleeved on the first gear shaft; the first gear shaft penetrates through the vehicle body and is connected with the rotating block.

Preferably, the bottom end of the first gear shaft is connected with a connecting block, the connecting block is connected with the rotating block through a universal coupling, and the connecting block is fixedly connected with a limiting block through a fixing block; the limiting block is provided with a cavity, the rotating block is arranged in the cavity, and the rotating block penetrates through the limiting block and is arranged in an inclined mode.

Preferably, the bottom end of the vehicle body is provided with a position sensor, the vehicle body is further fixedly connected with a small motor and a controller, and the small motor and the controller are connected with the position sensor.

Preferably, the bottom end of the vehicle body is connected with a universal wheel with a built-in motor, and the motor is used for driving the universal wheel to rotate and is connected with the controller.

The invention also provides a using method of the automatic greening trimming device, and the automatic greening trimming device comprises the following steps:

s1: the vehicle body is pushed to move, the motor is started, the motor drives the driving gear shaft to rotate, and the driving gear shaft drives the small cutting knife and the small gear which are connected with the driving gear shaft to rotate;

s2: the fourth bevel gear rotates along with the driving gear shaft to further drive the third bevel gear to rotate, the third bevel gear drives the pinion shaft to rotate, and the pinion shaft further drives the small cutting knife and the pinion connected with the pinion shaft to rotate;

s3: a pinion connected with a pinion shaft drives a gearwheel in a pruning unit on the left side of one group of pruning mechanisms to rotate, the gearwheel in the pruning unit drives a gearwheel in an adjacent pruning unit to rotate, the gearwheel drives a large cutting knife to rotate through a gearwheel shaft, and the pruning mechanisms are used for pruning the upper sides of green belts;

meanwhile, a pinion connected with a driving gear shaft drives a gearwheel in a trimming unit above the other group of trimming mechanisms to rotate, the gearwheel in the trimming unit drives a gearwheel in an adjacent trimming unit to rotate, the gearwheel drives a large cutting knife to rotate through a gearwheel shaft, and the trimming mechanism is used for trimming the left side of a green belt;

under the action of the large cutting knife and the small cutting knife, the trimming work of the left side and the upper side of the green belt is finished.

Preferably, in step S1, the controller controls the universal wheels to rotate, and the vehicle body is moved to a predetermined position by the position sensor.

Preferably, in step S3, the big teeth in the right trimming unit of the trimming mechanism near the pinion shaft drive the first gear to rotate, the first gear drives the first pinion shaft to rotate, and the first pinion shaft further drives the rotating block to rotate.

Preferably, the first gear shaft drives the rotating block to rotate through the universal coupling, and the rotating block rotates in the inclined direction under the action of the limiting block.

Preferably, the rotating block rotates to drive the long branches on the right side of the green belt to rotate, the long branches are rotated to the position of the large cutting knife above the vehicle body, and the long branches are trimmed under the action of the large cutting knife, so that the trimming work on the right side of the green belt is completed.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the motor drives the gear shaft to rotate, the gear shaft drives the bevel gears to rotate, and the bevel gears are matched with each other, so that all the cutting knives can be driven to rotate by only one motor, the power source is reduced, and the resource waste is reduced.

2. According to the pruning device, the left side and the upper side of the green belt are integrally pruned through the cutting knife, for the right side of the green belt, the longer branches on the right side of the green belt are driven to be lifted through the rotating block, and then the lifted longer branches on the right side are pruned through the pruning device on the top, so that the integral attractiveness of the green belt is not influenced, and the rotating block is rotated when moving, so that the situation that the rotating block is clamped by the branches is effectively prevented.

3. The rotation directions of the adjacent cutting-off knives are different, so that the sundries in the green belt can be driven to rotate due to the fact that the rotation speed of the cutting-off knives is higher, the rotation directions of the adjacent cutting-off knives are different, the sundries in the green belt can be rotated in different directions, a large amount of sundries are prevented from being generated due to the rotation of the cutting-off knives in the pruning process, pruning work can be facilitated, and the pruning efficiency and quality are improved.

4. The universal wheel is controlled to rotate by the controller, and the device can conveniently move integrally under the action of the position sensor to move to a proper position, so that the follow-up trimming work can be conveniently carried out, and the conditions that the traffic is influenced by the trimming vehicle and the like are prevented.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an overall front view of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure in the direction A in FIG. 1;

FIG. 3 is an overall front view of a second embodiment of the present invention;

FIG. 4 is a schematic view of the structure in the direction B in FIG. 3;

FIG. 5 is a front view of the embodiment of the present invention.

Description of reference numerals:

1, a vehicle body; 2 a first nut; 3, turning the block; 4 a first gear; 5, a protective cover; 6 driving the gear shaft; 7 connecting the shaft; 8 a second nut; 9 a first bevel gear; 10 a third nut; 11 a second bevel gear; 12 a pinion gear; 13 universal couplings; 14 pinion shafts; 15 small cutting knives; 16 bull gears; 17 a large gear shaft; 18 large cutting knives; 19 rotating the block; 20, connecting blocks; 21 reinforcing ribs; 22 a third bevel gear; 23 a fourth nut; 24 a fourth bevel gear; 25 large motors; 26 a storage battery; 27 a controller; 28 a generator; 29 an oil tank cap; 30 rotating shafts; 31 small motor; a 32-position sensor; 33 universal wheels; 34, fixing blocks; 35 a limiting block; 36 a first gear shaft; 37 first cutting blade.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Example one

As shown in fig. 1-2, the present embodiment proposes a greening pruning device, which comprises a vehicle body 1, wherein a large motor 25, a storage battery 26, a generator 28 and a controller 27 are fixedly connected to the vehicle body 1. The generator 28 comprises an oil tank cover 29, the generator 28 is connected with the large motor 25 through the storage battery 26, and the controller 27 is used for controlling the whole operation of the device. The vehicle body 1 further comprises a plurality of reinforcing ribs 21.

The bottom end of the vehicle body 1 is provided with a position sensor 32, the vehicle body 1 is also fixedly connected with a small motor 31, the generator 28 is connected with the small motor 31 through a storage battery 26, the position sensor 32 is connected with the small motor 31, and the controller 27 is connected with the position sensor 32.

The bottom end of the vehicle body 1 is connected with a universal wheel 33 with a built-in motor, the motor is used for driving the universal wheel 28 to rotate, and the motor is connected with the controller 27. The position sensor 32 is used for transmitting the position information of the device to the controller 27, and after the controller 27 receives the corresponding position information, the universal wheels 28 are driven to rotate, so that the whole device moves to the corresponding position.

The large motor 25 is connected with a driving gear shaft 6, the driving gear shaft 6 penetrates through the vehicle body 1 and is connected with a small cutting knife 15, and the driving gear shaft 6 is rotatably connected with the vehicle body 1 through a bearing; the driving gear shaft 6 is sleeved with a fourth bevel gear 24, and the fourth bevel gear 24 is fixedly connected with the driving gear shaft 6. The fourth bevel gear 24 is in meshing connection with the third bevel gear 22, and the fourth bevel gear 24 and the third bevel gear 22 are arranged outside the vehicle body 1.

The third bevel gear 22 is connected with a pinion shaft 14, the pinion shaft 14 penetrates through the vehicle body 1 and is rotatably connected with the vehicle body 1 through a bearing, a fourth nut 23 is in threaded connection with the upper end of the pinion shaft 14, the third bevel gear 22 is located between the fourth nut 23 and the vehicle body 1, and the fourth nut 23 is used for achieving relative fixing of the position of the third bevel gear 22. The large motor 25 drives the driving gear shaft 6 to rotate, the driving gear shaft 6 drives the fourth bevel gear 24 to rotate at the same time, the fourth bevel gear 24 further drives the third bevel gear 22 to rotate, and the third bevel gear 22 drives the pinion shaft 14 to rotate at the same time.

The bottom end of the pinion shaft 14 is connected with a small cutting knife 15; the driving gear shaft 6 and the pinion shaft 14 are both sleeved with a pinion 12, the driving gear shaft 6 and the pinion shaft 14 are both fixedly connected with the pinion 12, and the pinion 12 is arranged on the inner side of the vehicle body 1.

And the green belt pruning machine further comprises a pruning mechanism, wherein the pinion 12 is connected with the pruning mechanism, the pruning mechanism is provided with two groups, one group of pruning mechanism is positioned at the right side of the pinion 12 connected with the pinion shaft 14, and the group of pruning mechanism is used for pruning the upper side of the green belt. The other set of trimming means for trimming the left side of the green belt is located below the pinion 12 connected to the drive gear shaft 6.

The trimming mechanism also comprises a plurality of trimming units; the trimming unit comprises a bull gear shaft 17, a bull gear 16 is sleeved on the bull gear shaft 17, the bull gear shaft 17 is fixedly connected with the bull gear 16, the bull gear 16 is meshed with a pinion gear 12, one end of the bull gear shaft 17 penetrates through a vehicle body 1 and is connected with a large cutting knife 18, the bull gear shaft 17 is rotatably connected with the vehicle body 1 through a bearing, and any two adjacent bull gears 16 in the trimming mechanism are meshed with each other.

When the pinion shaft 14 rotates, the pinion 12 is driven to rotate, the pinion 12 drives the bull gear 16 to rotate, the bull gear 16 further drives the bull gear 16 in the adjacent pruning unit to rotate, the bull gear 16 drives the large cutting knife 18 to rotate through the bull gear shaft 17, and the pruning work of the green belt is realized through the large cutting knife 18.

The trimming mechanism is further connected with a rotating shaft 30 through a driving mechanism, and the driving mechanism is used for driving the rotating shaft 30 to rotate.

The driving mechanism comprises a second bevel gear 11, the second bevel gear 11 is connected with the trimming mechanism, the second bevel gear 11 is connected with a first bevel gear 9 in a meshing way, and the first bevel gear 9 is fixedly connected with a connecting shaft 7; the connecting shaft 7 penetrates through the vehicle body 1 and is rotatably connected with the vehicle body 1, the right end of the connecting shaft 7 is in threaded connection with the second nut 8, the left end of the connecting shaft 7 is fixedly connected with the rotating block 3, and the rotating shaft 30 penetrates through the rotating block 3 and is fixedly connected with the rotating block 3.

The vehicle body 1 is fixedly connected with a protective cover 5, the second bevel gear 11 and the first bevel gear 9 are arranged in the protective cover 5, and the rotating shaft 30 is arranged on one side of the vehicle body 1. The trimming mechanism drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the first bevel gear 9 to rotate, the first bevel gear 9 drives the connecting shaft 7 to rotate, the connecting shaft 7 drives the rotating block 3 to rotate, and the rotating block 3 further drives the connecting shaft 7 to rotate.

When the rotating shaft 30 rotates, the longer branches on the right side of the green belt are driven to be lifted through the rotating shaft 30, and then the lifted longer branches on the right side are trimmed through the trimming device on the top, so that the overall attractiveness of the green belt is not affected. Because two green belts are usually arranged and symmetrically arranged along the center of a road, for branches positioned at the inner sides of the two green belts, if branches at the outer sides and the upper sides of the green belts are trimmed and simultaneously the inner sides of the green belts are also trimmed, the working efficiency is seriously affected due to the problem of the positions of the green belts, and a non-trimming mode is usually selected for improving the working efficiency. For better growth of the green belt, it is necessary to selectively decorate the inner branches of the green belt.

The large gear 16 on the right side of the trimming mechanism is connected with a first gear 4 in a meshing mode, the first gear 4 is arranged in the vehicle body 1, the vehicle body 1 is rotatably connected with a first gear shaft 36, the first gear 4 is sleeved on the first gear shaft 36, and the first gear 4 is fixedly connected with the first gear shaft 36. The first gear shaft 36 penetrates the vehicle body 1. The large gear 16 drives the first gear 4 to rotate, and the first gear 4 further drives the first gear shaft 36 to rotate.

The bottom end of the first gear shaft 36 is connected with a first cutting knife 37, and the upper end of the first cutting knife 37 is in threaded connection with a third nut 10. The first gear shaft 36 is sleeved with a second bevel gear 11, the second bevel gear 11 is positioned between the third nut 10 and the vehicle body 1, and the third nut 10 is used for realizing the relative fixation of the position of the second bevel gear 11.

The invention also provides a using method of the greening pruning device, and the automatic greening pruning device adopting the embodiment comprises the following steps:

s1: the trolley body 1 is pushed to move, the motor 25 is started, the motor 25 drives the driving gear shaft 6 to rotate, and the driving gear shaft 6 drives the small cutting knife 15 and the small gear 12 connected with the driving gear shaft 6 to rotate;

s2: the fourth bevel gear 24 rotates along with the driving gear shaft 6 to further drive the third bevel gear 22 to rotate, the third bevel gear 22 drives the pinion shaft 14 to rotate, and the pinion shaft 14 further drives the small cutting knife 15 and the pinion 12 connected with the pinion shaft 14 to rotate;

s3: a pinion 12 connected with a pinion shaft 14 drives a bull gear 16 positioned in a pruning unit on the left side of one group of pruning mechanisms to rotate, the bull gear 16 in the pruning unit drives a bull gear 16 in an adjacent pruning unit to rotate, the bull gear 16 drives a large cutting knife 18 to rotate through a bull gear shaft 17, and the pruning mechanisms are used for pruning the upper sides of green belts;

meanwhile, a pinion 12 connected with a driving gear shaft 6 drives a gearwheel 16 in a trimming unit above the other group of trimming mechanisms to rotate, the gearwheel 16 in the trimming unit drives a gearwheel 16 in an adjacent trimming unit to rotate, the gearwheel 16 drives a large cutting knife 18 to rotate through a gearwheel shaft 17, and the trimming mechanism is used for trimming the left side of a green belt;

under the action of the large cutting knife 18 and the small cutting knife 15, the trimming work of the left side and the upper side of the green belt is completed.

In step S1, the controller 27 controls the universal wheels 33 to rotate, and the vehicle body 1 is moved to a predetermined position by the position sensor 32.

In step S3, the bull gear 16 in the trimming unit on the right side of the trimming mechanism near the pinion shaft 14 drives the first gear 4 and the first gear shaft 36 to rotate, the first gear shaft 36 drives the first bevel gear 9 to rotate through the second bevel gear 11, the first bevel gear 9 drives the connecting shaft 7 to rotate, and the connecting shaft 7 further drives the rotating shaft 30 to rotate.

The rotating shaft 30 rotates to drive the long branches on the right side of the green belt to rotate, so that the long branches rotate to the positions of the large cutting knife 18 and the first cutting knife 37 above the vehicle body 1, and the long branches are trimmed under the action of the large cutting knife 18 and the first cutting knife 37, and the trimming work on the right side of the green belt is completed.

Drive gear shaft 6 through big motor 25 and rotate, drive gear shaft 6 drives relevant bevel gear and rotates, and a plurality of bevel gear mutually supports to the realization only can drive all cutting off the sword rotations with a motor, reduces the power supply, alleviates the wasting of resources. Meanwhile, the bevel gears of different specifications are matched with each other, so that the rotating speed of the related cutting-off cutter can be conveniently adjusted, and the trimmed green belt is more attractive.

The integral pruning of the left side and the upper side of the green belt is realized through the large cutting knife 18 and the small cutting knife 15, and for the right side of the green belt, the rotating shaft 30 drives the longer branches on the right side of the green belt to be lifted, and then the lifted longer branches on the right side are pruned through the pruning device at the top so as not to influence the integral attractiveness of the green belt.

The rotation directions of the adjacent large cutting-off cutters 18 are different, and the rotation speed of the large cutting-off cutters 18 is high, so that sundries in a green belt can be driven to rotate, the rotation directions of the adjacent large cutting-off cutters 18 are different, the sundries in the green belt are different in rotation direction, a large amount of sundries are prevented from being removed by the rotation of the large cutting-off cutters 18 in the trimming process, the trimming work is facilitated, and the trimming efficiency and quality are improved. It is therefore necessary to provide cutting blades with different directions of rotation.

Example two

Referring to fig. 3-4, the present embodiment provides an automatic trimming device for greening, which comprises a vehicle body 1, wherein the vehicle body 1 is fixedly connected with a large motor 25, a storage battery 26, a generator 28 and a controller 27. The generator 28 comprises an oil tank cover 29, the generator 28 is connected with the large motor 25 through the storage battery 26, and the controller 27 is used for controlling the whole operation of the device. The vehicle body 1 further comprises a plurality of reinforcing ribs 21.

The trimming mechanism is further connected with a rotating block 19 through a driving mechanism, and the driving mechanism is used for driving the rotating block 19 to rotate.

The driving mechanism comprises a large gear 16 positioned on the right side of the trimming mechanism and a first gear 4 in meshed connection, wherein the first gear 4 is arranged in a vehicle body 1, the vehicle body 1 is rotatably connected with a first gear shaft 36, the first gear 4 is sleeved on the first gear shaft 36, and the first gear 4 is fixedly connected with the first gear shaft 36. The first gear shaft 36 penetrates through the vehicle body 1, the large gear 16 drives the first gear 4 to rotate, and the first gear 4 further drives the first gear shaft 36 to rotate.

36 bottom of first gear shaft is connected with connecting block 20, and connecting block 20 bottom is connected with rotatory piece 19 through universal joint 13, and connecting block 20 passes through 34 fixedly connected with stopper 35 of fixed block, and stopper 35 has seted up the cavity, and rotatory piece 19 runs through this cavity and can be in this cavity free activity. The limiting block 35 is used for limiting the movement of the rotating block 19, and the rotating block 19 is arranged in the inclined direction.

The first gear shaft 36 drives the connecting block 20 to rotate, the connecting block 20 drives the rotating block 19 to rotate through the universal coupling 13, and the universal coupling 13 is used for enabling the rotating block 19 to rotate at will in 360 degrees. Because the rotating block 19 is arranged in the direction inclined to the ground, when the rotating block 19 rotates, the protruding part of the rotating block 19 drives the longer branches to be lifted, and then the lifted branches with longer right sides are trimmed by the trimming device at the top, so that the integral attractiveness of the green belt is not influenced.

The universal joint 13 and the inclined rotary block 19 are provided for the purpose of avoiding the occurrence of the rotary block 19 being stuck by branches, since the rotary block 19 is rotated while being moved during the trimming process.

The invention also provides a using method of the automatic greening trimming device, and the automatic greening trimming device adopting the embodiment comprises the following steps:

In step S3, the bull gear 16 in the right trimming unit of the trimming mechanism near the pinion shaft 14 rotates the first gear 4, the first gear 4 rotates the first pinion shaft 36, and the first pinion shaft 36 rotates the rotary block 19.

The first gear shaft 36 drives the rotating block 19 to rotate through the universal joint 13, and the rotating block 19 rotates in the inclined direction under the action of the limiting block 35.

The rotating block 19 rotates to drive the long branches on the right side of the green belt to rotate, the long branches are rotated to the position of the large cutting knife 18 above the vehicle body 1, and the long branches are trimmed under the action of the large cutting knife 18, so that the trimming work on the right side of the green belt is completed.

The integral pruning of the left side and the upper side of the green belt is realized through the large cutting knife 18 and the small cutting knife 15, and for the right side of the green belt, the longer branches on the right side of the green belt are driven to be lifted through the rotating block 19, and then the lifted longer branches on the right side are pruned through the pruning device at the top, so that the integral attractiveness of the green belt is not influenced.

The rotation directions of the adjacent large cutting-off cutters 18 are different, and the rotation speed of the large cutting-off cutters 18 is high, so that sundries in a green belt can be driven to rotate, the rotation directions of the adjacent large cutting-off cutters 18 are different, the sundries in the green belt are different in rotation direction, a large amount of sundries are prevented from being removed by the rotation of the large cutting-off cutters 18 in the trimming process, the trimming work is facilitated, and the trimming efficiency and quality are improved.

It is therefore necessary to provide cutting blades with different directions of rotation. The universal joint 13 and the inclined rotary block 19 are provided for the purpose of avoiding the occurrence of the rotary block 19 being stuck by branches, since the rotary block 19 is rotated while being moved during the trimming process.

EXAMPLE III

Referring to fig. 5, the present embodiment provides an automatic trimming device for greening, the other structures are the same as those of the first embodiment, except that in the present embodiment, a large gear 16 located at the right side of the upper trimming mechanism is engaged with a small gear 12, the vehicle body 1 is rotatably connected with at least one small gear shaft 14, the small gear 12 is sleeved and fixedly connected to the small gear shaft 14, the small gear shaft 14 penetrates through the vehicle body 1, a third bevel gear 22 is sleeved and fixedly connected to the upper end of the small gear shaft 14, a fourth nut 23 is connected to the upper end of the small gear shaft 14 through a thread, and the third bevel gear 22 is located between the fourth nut 23 and the vehicle body 1.

The third bevel gear 22 is engaged with a fourth bevel gear 24, the fourth bevel gear 24 is sleeved on and fixedly connected to the pinion shaft 14, the pinion shaft 14 penetrates through the vehicle body 1, the upper end of the pinion shaft 14 is connected with a fourth nut 23 in a threaded manner, and the fourth bevel gear 24 is located between the fourth nut 23 and the vehicle body 1.

The pinion 12 is connected with a trimming mechanism, and the trimming mechanism is provided with three groups, wherein one group of trimming mechanism is positioned at the right side of the pinion 12 connected with a pinion shaft 14 and is used for trimming the upper side of the green belt. The other set of trimming means for trimming the left side of the green belt is located below the pinion 12 connected to the drive gear shaft 6. The last set of trimming mechanisms is located below the pinion 12 connected to the pinion shaft 14 and is used for trimming the right side of the green belt. Wherein the trimming mechanisms positioned at the two sides of the vehicle body 1 are symmetrically arranged.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An automatic greening pruning device comprises a vehicle body (1), and is characterized in that the vehicle body (1) is fixedly connected with a large motor (25), the large motor (25) is connected with a driving gear shaft (6), the driving gear shaft (6) penetrates through the vehicle body (1) and is connected with a small cutting knife (15), and the driving gear shaft (6) is rotatably connected with the vehicle body (1); the driving gear shaft (6) is sleeved with a fourth bevel gear (24), the fourth bevel gear (24) is connected with a third bevel gear (22) in a meshed mode, and the fourth bevel gear (24) and the third bevel gear (22) are arranged on the outer side of the vehicle body (1); the third bevel gear (22) is connected with a pinion shaft (14), the pinion shaft (14) penetrates through the vehicle body (1) and is rotatably connected with the vehicle body (1), and the bottom end of the pinion shaft (14) is connected with the small cutting knife (15); the driving gear shaft (6) and the pinion shaft (14) are sleeved with a pinion (12), and the pinion (12) is arranged on the inner side of the vehicle body (1); the trimming mechanism is provided with two groups, wherein one group of trimming mechanism is positioned at the right side of the pinion (12) connected with the pinion shaft (14), and the other group of trimming mechanism is positioned below the pinion (12) connected with the driving gear shaft (6); the trimming mechanism also comprises a plurality of trimming units; the trimming unit comprises a large gear shaft (17), wherein a large gear (16) is sleeved on the large gear shaft (17), the large gear (16) is meshed with the small gear (12), one end of the large gear shaft (17) penetrates through the vehicle body (1) and is connected with a large cutting knife (18), the large gear shaft (17) is rotatably connected with the vehicle body (1), and any two adjacent large gears (16) in the trimming mechanism are meshed; the pruning mechanism is also connected with a rotating block (19) through a driving mechanism, and the driving mechanism is used for driving the rotating block (19) to rotate.

2. The automatic pruning device for the green trees according to claim 1, wherein the driving mechanism comprises a large gear (16) positioned at the right side of the pruning mechanism and a first gear (4) engaged and connected with the large gear, the first gear (4) is arranged in the vehicle body (1), the vehicle body (1) is rotatably connected with a first gear shaft (36), and the first gear (4) is sleeved on the first gear shaft (36); the first gear shaft (36) penetrates through the vehicle body (1) and is connected with the rotating block (19).

3. The automatic trimming device for greening according to claim 2, wherein a connecting block (20) is connected to the bottom end of the first gear shaft (36), the connecting block (20) is connected to the rotating block (19) through a universal coupling (13), and a limiting block (35) is fixedly connected to the connecting block (20) through a fixing block (34); the limiting block (35) is provided with a cavity, the rotating block (19) is arranged in the cavity, and the rotating block (19) penetrates through the limiting block (35) and is arranged in an inclined mode.

4. An automatic pruning device for green plants according to claim 1, characterized in that a position sensor (32) is arranged at the bottom end of said vehicle body (1), a small motor (31) and a controller (27) are fixedly connected to said vehicle body (1), and said small motor (31) and said controller (27) are connected to said position sensor (32).

5. An automatic pruning device for green plants according to claim 1, characterized in that the bottom end of said vehicle body (1) is connected with a universal wheel (33) with a built-in motor, which is used for driving said universal wheel (28) to rotate and is connected with said controller (27).

6. An application method of the automatic greening trimming device, which is characterized in that the automatic greening trimming device of any one of claims 1 to 5 is adopted, and comprises the following steps:

s1: the trolley body (1) is pushed to move, the motor (25) is started, the motor (25) drives the driving gear shaft (6) to rotate, and the driving gear shaft (6) drives the small cutting knife (15) and the small gear (12) connected with the driving gear shaft (6) to rotate;

s2: the fourth bevel gear (24) rotates along with the driving gear shaft (6) to further drive the third bevel gear (22) to rotate, the third bevel gear (22) drives the pinion shaft (14) to rotate, and the pinion shaft (14) further drives the small cutting knife (15) and the pinion (12) which are connected with the pinion shaft (14) to rotate;

s3: a pinion (12) connected with a pinion shaft (14) drives a gearwheel (16) in a trimming unit on the left side of one group of trimming mechanisms to rotate, the gearwheel (16) in the trimming unit drives a gearwheel (16) in an adjacent trimming unit to rotate, the gearwheel (16) drives a large cutting knife (18) to rotate through a gearwheel shaft (17), and the trimming mechanisms are used for trimming the upper sides of green belts;

meanwhile, a small gear (12) connected with a driving gear shaft (6) drives a large gear (16) in a trimming unit above the other group of trimming mechanisms to rotate, the large gear (16) in the trimming unit drives a large gear (16) in an adjacent trimming unit to rotate, the large gear (16) drives a large cutting knife (18) to rotate through a large gear shaft (17), and the trimming mechanism is used for trimming the left side of a green belt;

under the action of the large cutting knife (18) and the small cutting knife (15), the trimming work of the left side and the upper side of the green belt is finished.

7. The method for using an automatic trimming device for green plants according to claim 6, wherein in step S1, the controller (27) controls the universal wheels (33) to rotate, and the vehicle body (1) is moved to a designated position by the position sensor (32).

8. The method for using an automatic trimming device for green plants as claimed in claim 6, wherein in step S3, the large gear (16) in the trimming unit at the right side of the trimming mechanism near the small gear shaft (14) drives the first gear (4) to rotate, the first gear (4) drives the first gear shaft (36) to rotate, and the first gear shaft (36) drives the rotating block (19) to rotate.

9. The use method of the automatic trimming device for greening according to claim 8, wherein the first gear shaft (36) drives the rotating block (19) to rotate through the universal coupling (13), and the rotating block (19) rotates in the inclined direction under the action of the limiting block (35).

10. The use method of the automatic trimming device for greening according to claim 9, wherein the rotating block (19) rotates to drive the long branches on the right side of the greening belt to rotate, so that the long branches rotate to the position of the large cutting knife (18) above the vehicle body (1), and the long branches are trimmed under the action of the large cutting knife (18), thereby completing the trimming operation on the right side of the greening belt.