CN113950981A - A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine - Google Patents
A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine Download PDFInfo
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- CN113950981A CN113950981A CN202111417877.7A CN202111417877A CN113950981A CN 113950981 A CN113950981 A CN 113950981A CN 202111417877 A CN202111417877 A CN 202111417877A CN 113950981 A CN113950981 A CN 113950981A
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- Prior art keywords
- sensor
- cutting mechanism
- boss
- rod
- damping
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- 230000035939 shock Effects 0.000 title claims abstract description 37
- 238000009966 trimming Methods 0.000 title claims description 6
- 230000004888 barrier function Effects 0.000 title claims description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000013016 damping Methods 0.000 claims abstract description 30
- 238000010521 absorption reaction Methods 0.000 claims abstract description 28
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 10
- 238000013138 pruning Methods 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 235000014787 Vitis vinifera Nutrition 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 5
- 241000219095 Vitis Species 0.000 description 3
- 235000009754 Vitis X bourquina Nutrition 0.000 description 3
- 235000012333 Vitis X labruscana Nutrition 0.000 description 3
- 240000006365 Vitis vinifera Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
-
- 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
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/02—Cultivation of hops or vines
- A01G17/023—Machines for priming and/or preliminary pruning of vines, i.e. removing shoots and/or buds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
- B60G17/0165—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/41—Fluid actuator
- B60G2202/413—Hydraulic actuator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/08—Agricultural vehicles
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Botany (AREA)
- Harvester Elements (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
The invention discloses a damping type profiling automatic protection obstacle avoidance device for a trimmer, which comprises a cutting mechanism, a land wheel, a damping mechanism, a sensing assembly and a controller, wherein the cutting mechanism is arranged on the ground wheel; the damping mechanism comprises a damping rod, a baffle, a boss, a fixing pin and a spring; the sensing assembly comprises a sensor mounting shell, a sensor fixing piece and a sensor; the sensor is electrically connected with the controller, and the controller is electrically connected with the hydraulic oil cylinder. According to the ground condition that the ground wheel passes through, the ground fluctuation is converted into the distance between the shock absorption rod and the sensor in the advancing process of the ground wheel, the sensor converts the received distance into an electric signal and transmits the electric signal to the controller, the controller adjusts the hydraulic oil cylinder of the cutting mechanism, the cutting mechanism moves up and down, the bottom cutter of the cutting mechanism is guaranteed not to touch the ground, the service life of the cutter is guaranteed, and the reliability of the trimmer is improved; in addition, the trimmer is free from shaking caused by large furrows and ridges in the advancing process, and the safe use of the trimmer is guaranteed.
Description
Technical Field
The invention relates to the technical field of pruning machines, in particular to a damping type profiling automatic protection obstacle avoidance device for a pruning machine.
Background
With the development of grape industrialization and the construction of a standard garden, the use of the grape pruning machine greatly improves pruning efficiency, reduces labor intensity and improves pruning quality.
However, in the actual pruning, the ground close to the grapevine is extremely uneven due to the fact that vines need to be buried, the field is mostly sandy land and more gravels are broken, meanwhile, in order to reduce the missing of vines at the bottom of the grapevine, the pruning device is generally close to the ground, and therefore, on one hand, a cutter at the bottom of a cutting part of the pruning machine is easily damaged in the pruning process; on the other hand, when the trimmer turns around on the ground, the cutter and the ground can collide due to the unevenness of the ground; finally, the trimmer is hung in front of the tractor, and can shake greatly when meeting large ground ditch drop in the walking process; in addition, in order to prevent the damage of the cutter, the manual adjustment of the position of the cutting mechanism wastes time and labor, and the working efficiency is influenced.
Therefore, it is an urgent need to solve the problem of providing a reliable and safe damping type profiling automatic protection obstacle avoidance device for a trimmer.
Disclosure of Invention
In view of this, the invention provides a damping type profiling automatic protection obstacle avoidance device for a trimmer, which can protect a bottom cutter of a cutting mechanism of the trimmer, enhance the stability of the cutting mechanism of the trimmer, and improve the reliability and safety of the use of the trimmer.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a barrier device is kept away in automatic protection of shock attenuation formula profile modeling for trimming machine, includes cutting mechanism and land wheel, cutting mechanism is provided with the hydraulic cylinder that drives it and reciprocate, still includes:
the damping mechanism comprises a damping rod, a baffle, a boss, a fixing pin and a spring, and a rectangular fixing hole which is longitudinally distributed is formed in the damping rod close to the top; the land wheel is connected with the bottom end of the damping rod through a bearing; the damping mechanism is fixedly connected with the side surface of the cutting mechanism; the baffle plate is sleeved on the periphery of the shock absorption rod; the boss is provided with a first through hole corresponding to the top of the shock absorption rod, the top of the shock absorption rod is installed in the first through hole in a penetrating mode, the boss is further provided with a second through hole which penetrates transversely and corresponds to the fixing hole, and the fixing pin is fixedly inserted into the second through hole and the fixing hole; the spring is sleeved on the shock absorption rod and is positioned between the blocking piece and the boss;
the sensing assembly comprises a sensor mounting shell, a sensor fixing piece and a sensor, and the sensor mounting shell is mounted on the periphery of the boss; the sensor is arranged in the sensor mounting shell through the sensor fixing sheet and corresponds to the shock absorption rod;
and the sensor is electrically connected with the controller, and the controller is electrically connected with the hydraulic oil cylinder.
By adopting the scheme, the invention has the beneficial effects that:
according to the ground conditions of the ground wheel, the ground wheel converts the ground fluctuation into the distance between the shock absorption rod and the sensor in the advancing process, the sensor converts the received distance into an electric signal and transmits the electric signal to the controller, the controller adjusts the hydraulic oil cylinder of the cutting mechanism, and the cutting mechanism moves up and down, so that the bottom cutter of the cutting mechanism is prevented from touching the ground, the service life of the cutter is ensured, and the reliability of the trimmer is improved; in addition, the trimmer is free from shaking caused by large furrows and ridges in the advancing process, and the safe use of the trimmer is guaranteed.
Further, external threads are arranged from the middle part of the shock absorption rod to the periphery close to the bottom; the baffle is in threaded connection with the shock absorption rod.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, rotating the baffle, can adjusting the position of baffle on the shock-absorbing rod to realize changing spring length.
Further, the damping mechanism further comprises a spring stabilizing sleeve, and the spring stabilizing sleeve is sleeved between the damping rod and the spring.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, prevent that the spring from rocking by a wide margin about on the shock attenuation pole.
Further, the sensor is in threaded connection with the sensor fixing piece.
The further technical scheme has the beneficial effect that the vertical position of the sensor can be adjusted by screwing the sensor.
Further, the sensor mounting shell is in threaded connection with the boss.
Furthermore, the damping mechanism further comprises a protective sleeve, the protective sleeve is sleeved on the boss to surround the periphery of the spring, and the top of the protective sleeve is pressed on the edge of the boss at the bottom end of the sensor mounting shell; the protective sleeve is fixed on the side surface of the cutting mechanism through a fixing ring.
The beneficial effect that adopts above-mentioned further technical scheme to produce is, prevents the interference of external debris to the spring.
Therefore, compared with the prior art, the damping type profiling automatic protection obstacle avoidance device for the pruning machine has the advantages that 1) the height of the cutting mechanism of the grape pruning machine in the vertical direction does not need to be manually adjusted at any time during operation, so that the damage of a cutter caused by manual misjudgment is reduced; 2) the cutting mechanism can be close to the ground to the maximum extent, so that the pruning rate of branches is greatly improved; 3) according to the fluctuation of the terrain, the travelling land wheel can transmit the position information of the land wheel to the sensor in real time through the up-and-down movement of the shock absorption rod, and the cutting mechanism can automatically and vertically move up and down according to the terrain through the information; 4) when the trimmer turns at the ground, the cutter or the cutting mechanism can be greatly prevented from impacting raised parts of the ground such as ridges; 5) the stability of the cutting mechanism is enhanced, and the influence of the terrain and the shaking of the tractor on the trimming when the trimmer works is overcome.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a shock-absorbing profiling automatic protection obstacle avoidance device for a trimmer provided by the invention;
FIG. 2 is a schematic structural view of a damping mechanism and a sensing assembly according to the present invention;
FIG. 3 is a schematic structural view of the connection relationship between the shock-absorbing rod and the boss according to the present invention;
FIG. 4 is a schematic structural view of a shock absorbing rod provided in the present invention;
FIG. 5 is a schematic structural view of a boss provided in the present invention;
FIG. 6 is a schematic view of the sensor stator according to the present invention;
fig. 7 is a schematic structural diagram of a sensor provided by the present invention.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-7, the embodiment of the invention discloses a damping profiling automatic protection obstacle avoidance device for a trimmer, which comprises a cutting mechanism 1 and a land wheel 2, wherein the cutting mechanism 1 is provided with a hydraulic oil cylinder for driving the cutting mechanism to move up and down, and the damping profiling automatic protection obstacle avoidance device further comprises:
the damping mechanism 3 comprises a damping rod 31, a baffle 32, a boss 33, a fixing pin 34, a spring 35 and a protective sleeve 36, wherein the damping rod 31 is provided with rectangular fixing holes 311 which are longitudinally distributed near the top; the shaft of the land wheel 2 is arranged on the inner ring of the bearing 4, and the damping rod 31 is vertically fixed on the outer ring of the bearing 4; the baffle 32 is sleeved on the periphery of the shock absorption rod 31; the boss 33 is provided with a first through hole 331 corresponding to the top of the shock absorption rod 31, the top end of the shock absorption rod 31 is installed in the first through hole 331 in a penetrating manner, the boss 33 is further provided with a second through hole 332 transversely penetrating and corresponding to the fixing hole 311, and the fixing pin 34 is inserted and fixed in the second through hole 332 and the fixing hole 311; the spring 35 is sleeved on the shock absorption rod 31 and is positioned between the baffle plate 32 and the boss 33; the protective sleeve 36 is sleeved on the boss 33 to surround the periphery of the spring 35; the protective sleeve 36 is fixed on the side surface of the cutting mechanism 1 through the fixing ring 5;
the sensing assembly 6, the sensing assembly 6 includes installing the casing 61 of the sensor, sensor stator 62 and sensor 63, the installing casing 61 of the sensor is installed in the boss 33 periphery; the sensor 63 is installed inside the sensor installation case 61 corresponding to the damper rod 31 by the sensor fixing plate 62; the top of the protective sleeve 36 is pressed on the edge of the boss 33 at the bottom end of the sensor mounting shell 61;
and the controller, the sensor 63 and the hydraulic oil cylinder are electrically connected.
According to the ground condition that the land wheel 2 passes through, the ground fluctuation is converted into the distance between the shock absorption rod 31 and the sensor 63 when the land wheel 2 moves forward, the sensor 63 converts the received distance into an electric signal and transmits the electric signal to the controller, the controller adjusts the hydraulic oil cylinder of the cutting mechanism 1 again, the position of the cutting mechanism 1 moves up and down, the bottom cutter of the cutting mechanism 1 is ensured not to touch the ground, the service life of the cutter is ensured, and the reliability of the trimmer is improved; in addition, the trimmer is free from shaking caused by large furrows and ridges in the advancing process, and the safe use of the trimmer is guaranteed.
Specifically, the outer periphery of the middle part of the shock absorption rod 31 close to the bottom is provided with an external thread; the damper 32 is screwed to the damper rod 31.
Specifically, the damping mechanism 3 further includes a spring stabilizing sleeve 37, and the spring stabilizing sleeve 37 is sleeved between the damping rod 31 and the spring 35.
Specifically, the sensor 63 has an external thread on its surface, and is screwed to the sensor fixing plate 62.
Specifically, the sensor mounting case 61 has an internal thread inside, and is screwed with the boss 33.
The working principle of the invention is as follows:
when the cutting mechanism 1 vertically descends, the spring 35 is compressed due to the support of the land wheel 2, meanwhile, the shock absorption rod 31 moves upwards, the top end of the shock absorption rod 31 approaches the sensor 63, the sensor 63 sends a signal to the controller, and the controller controls the hydraulic oil cylinder to enable the cutting mechanism 1 to vertically move upwards for a certain distance;
when the cutting mechanism 1 vertically moves upwards, the supporting force of the land wheel 2 disappears, the spring 35 extends, the shock absorption rod 31 moves downwards, the top end of the shock absorption rod 31 is far away from the sensor 63, the sensor 63 sends a signal to the controller, and the controller controls the hydraulic oil cylinder, so that the cutting mechanism 1 vertically descends for a certain distance, and the cutting mechanism 1 automatically moves up and down along with the ground condition in real time.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a barrier device is kept away in automatic protection of shock attenuation formula profile modeling for trimming machine, includes cutting mechanism and land wheel, cutting mechanism is provided with the hydraulic cylinder that drives it and reciprocate, its characterized in that still includes:
the damping mechanism comprises a damping rod, a baffle, a boss, a fixing pin and a spring, and a rectangular fixing hole which is longitudinally distributed is formed in the damping rod close to the top; the land wheel is connected with the bottom end of the damping rod through a bearing; the damping mechanism is fixedly connected with the side surface of the cutting mechanism; the baffle plate is sleeved on the periphery of the shock absorption rod; the boss is provided with a first through hole corresponding to the top of the shock absorption rod, the top of the shock absorption rod is installed in the first through hole in a penetrating mode, the boss is further provided with a second through hole which penetrates transversely and corresponds to the fixing hole, and the fixing pin is fixedly inserted into the second through hole and the fixing hole; the spring is sleeved on the shock absorption rod and is positioned between the blocking piece and the boss;
the sensing assembly comprises a sensor mounting shell, a sensor fixing piece and a sensor, and the sensor mounting shell is mounted on the periphery of the boss; the sensor is arranged in the sensor mounting shell through the sensor fixing sheet and corresponds to the shock absorption rod;
and the sensor is electrically connected with the controller, and the controller is electrically connected with the hydraulic oil cylinder.
2. The shock-absorbing profiling automatic protection obstacle avoidance device for the pruning machine as claimed in claim 1, wherein the shock-absorbing rod is provided with external threads from the middle part to the periphery close to the bottom part; the baffle is in threaded connection with the shock absorption rod.
3. The device of claim 1, wherein the shock absorbing mechanism further comprises a spring stabilizing sleeve, the spring stabilizing sleeve being sleeved between the shock absorbing rod and the spring.
4. A shock absorbing copying automatic protection obstacle avoidance device for a trimmer as claimed in any one of claims 1 to 3, wherein said sensor is screwed to said sensor fixing plate.
5. The device of claim 4, wherein the sensor mounting housing is threadably connected to the boss.
6. The automatic protection and obstacle avoidance device of a shock absorption type profile modeling for a trimming machine as claimed in claim 5, wherein said shock absorption mechanism further comprises a protection sleeve, said protection sleeve is sleeved on said boss to surround the periphery of said spring, and the top of said protection sleeve is pressed on the edge of said boss by the bottom end of said sensor mounting housing; the protective sleeve is fixed on the side surface of the cutting mechanism through a fixing ring.
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CN202111417877.7A CN113950981B (en) | 2021-11-19 | 2021-11-19 | A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine |
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CN202111417877.7A CN113950981B (en) | 2021-11-19 | 2021-11-19 | A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine |
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CN113950981A true CN113950981A (en) | 2022-01-21 |
CN113950981B CN113950981B (en) | 2024-05-03 |
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Citations (8)
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CN202818986U (en) * | 2012-09-17 | 2013-03-27 | 湖南云马华盛汽车科技有限公司 | Sugarcane harvester and terrain simulation device thereof |
CN204801450U (en) * | 2015-07-06 | 2015-11-25 | 张贵鑫 | Self -adaptation initiative suspension |
CN106879384A (en) * | 2017-02-21 | 2017-06-23 | 长安大学 | A kind of GREEB HEDGE MACHINE automatic fault avoidnig device |
CN206498706U (en) * | 2017-02-21 | 2017-09-19 | 长安大学 | A kind of hedgerow rounding machine cutter obstacle avoidance apparatus |
WO2017211167A1 (en) * | 2016-06-08 | 2017-12-14 | 江苏大学 | Auto-leveling drive axle device for wheeled tractor, and leveling method |
CN108802848A (en) * | 2018-04-28 | 2018-11-13 | 华南农业大学 | A kind of extension type machinery avoidance mechanism for orchard detection of obstacles |
CN210840778U (en) * | 2019-09-12 | 2020-06-26 | 山东振承农业发展股份有限公司 | Self-propelled tea tree trimmer that can level |
CN216960849U (en) * | 2021-11-19 | 2022-07-15 | 新疆农垦科学院 | A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine |
-
2021
- 2021-11-19 CN CN202111417877.7A patent/CN113950981B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202818986U (en) * | 2012-09-17 | 2013-03-27 | 湖南云马华盛汽车科技有限公司 | Sugarcane harvester and terrain simulation device thereof |
CN204801450U (en) * | 2015-07-06 | 2015-11-25 | 张贵鑫 | Self -adaptation initiative suspension |
WO2017211167A1 (en) * | 2016-06-08 | 2017-12-14 | 江苏大学 | Auto-leveling drive axle device for wheeled tractor, and leveling method |
CN106879384A (en) * | 2017-02-21 | 2017-06-23 | 长安大学 | A kind of GREEB HEDGE MACHINE automatic fault avoidnig device |
CN206498706U (en) * | 2017-02-21 | 2017-09-19 | 长安大学 | A kind of hedgerow rounding machine cutter obstacle avoidance apparatus |
CN108802848A (en) * | 2018-04-28 | 2018-11-13 | 华南农业大学 | A kind of extension type machinery avoidance mechanism for orchard detection of obstacles |
CN210840778U (en) * | 2019-09-12 | 2020-06-26 | 山东振承农业发展股份有限公司 | Self-propelled tea tree trimmer that can level |
CN216960849U (en) * | 2021-11-19 | 2022-07-15 | 新疆农垦科学院 | A automatic protection of shock attenuation formula profile modeling keeps away barrier device for trimming machine |
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