CN108967407B - Walking weeding machine and working method thereof - Google Patents
Walking weeding machine and working method thereof Download PDFInfo
- Publication number
- CN108967407B CN108967407B CN201810903132.3A CN201810903132A CN108967407B CN 108967407 B CN108967407 B CN 108967407B CN 201810903132 A CN201810903132 A CN 201810903132A CN 108967407 B CN108967407 B CN 108967407B
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- Prior art keywords
- lug
- gripper
- bump
- movable
- movable weeding
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- 238000009333 weeding Methods 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 13
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000008569 process Effects 0.000 claims abstract description 5
- 241000196324 Embryophyta Species 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 241001494496 Leersia Species 0.000 description 2
- 239000004009 herbicide Substances 0.000 description 2
- 239000000447 pesticide residue Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M21/00—Apparatus for the destruction of unwanted vegetation, e.g. weeds
- A01M21/02—Apparatus for mechanical destruction
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention relates to a hand-held weeding machine which comprises a handle, wherein a rotary disc driven to rotate by an electric mechanism is arranged at the bottom of the handle, a movable weeding gripper is hinged to the outer periphery of the rotary disc, and the movable weeding gripper is driven to swing by a driving mechanism. The walking weeding machine is simple in structure, the movable weeding grippers are driven to swing, the processes of opening and gathering grass, closing and grabbing grass, closing and rotating and weeding and opening and loosening grass can be achieved, traditional manual weeding is replaced, and time and labor are saved.
Description
Technical Field
The invention relates to a walking weeding machine and a working method thereof, and relates to the technical field of weeding.
Background
The grass-pulling has great significance in the aspect of agricultural planting, the traditional grass-pulling totally uses manpower to pull grass, the grass-pulling efficiency is low, the workload is large, the labor cost is higher and higher, and especially when the grass injury is violent, the limited manual grass-pulling efficiency cannot catch up with the grass production speed. The existing weeder can only cut grass but cannot remove roots, the cut grass grows more vigorously, and the grass is called as 'the grass is not removed roots and is blown and grows again by wind'. Therefore, farmers use a large amount of high-toxicity medicaments such as herbicides and the like, and finally the pesticide residue of planted crops exceeds the standard. With the improvement of health consciousness of people, consciousness on food safety is continuously improved, so that a safe and efficient organic ecological weeding mode is more eagerly desired to ensure food safety.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a walking weeding machine and a working method thereof, and the walking weeding machine is simple in structure, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: the hand-held weeding machine comprises a handle, wherein a rotary disc driven by an electric mechanism to rotate is arranged at the bottom of the handle, a movable weeding gripper is hinged to the outer peripheral part of the rotary disc, and the movable weeding gripper is driven by a driving mechanism to swing.
Preferably, the turntable is a disc with an opening facing downwards, the top end face of the turntable is coaxially provided with a mounting through hole, the bottom of the handle penetrates through the mounting through hole and is connected with the mounting through hole through a bearing, and the bottom of the handle is fixedly provided with limiting flanges above and below the top end face of the turntable.
Preferably, the electric mechanism comprises a driven gear coaxially and fixedly arranged above the rotary table, a driving gear is meshed with the periphery of the driven gear, the driving gear is driven to rotate by a motor, the motor is arranged on the bottom surface of a horizontal supporting plate of the handle, a power supply device is arranged on the top surface of the horizontal supporting plate, and the power supply device is a battery or a small gasoline generator or a small diesel generator.
Preferably, the bottom end of the handle is located inside the turntable with the opening facing downwards, a walking ratchet wheel is arranged at the bottom end of the handle through a rotating shaft, and the walking ratchet wheel is driven to rotate through a motor.
Preferably, a button used for controlling the electric mechanism and the walking ratchet wheel is arranged on the cross rod at the top of the handle.
Preferably, the activity tongs of pulling out the grass includes the arc pole, carousel peripheral part is equipped with the opening of stepping down, the arc pole inner penetrates inside the carousel, the outer end is located the carousel outside through the opening of stepping down, the well inside pole body of arc pole is articulated on the opening of stepping down through the axle, the equipartition has a plurality of outer spheroid on the well outside pole body of arc pole, and the crooked direction and the carousel of arc pole revolve to unanimity.
Preferably, the driving mechanism comprises a C-shaped cam, the C-shaped cam is composed of a first lug, a second lug and a third lug, the first lug, the second lug and the third lug are fixedly arranged into a whole along the end part in the anticlockwise direction in sequence, the third lug and the second lug are both arc lugs which are concentric with the rotary table, wherein the outer diameter of the third bump is larger than that of the second bump, two ends of the third bump are provided with buffer fillets, the first lug is a straight lug extending along the chord length direction of the rotary disc, a cam gap is arranged between the adjacent end parts of the third lug and the first lug, the inner ring of the C-shaped cam is fixedly arranged on a handle in the rotary table through a supporting rod, the distance between the outer edge of the first lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table, and the distance between the outer diameter of the second lug and the third lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table.
Preferably, the inner end of the arc-shaped rod is fixedly provided with an inner ball body used for contacting the C-shaped cam.
Preferably, the number of the movable weeding grippers and the yielding through openings is a plurality of and is in one-to-one correspondence with each other.
A working method of a walking weeding machine comprises the following steps: (1) the electric mechanism drives the turntable to rotate anticlockwise, the movable weeding gripper rotates along with the turntable, and the motor drives the walking ratchet wheel to rotate and walk; (2) in the rotating process, when the inner ball body of the movable weeding gripper is abutted to the outer ring of the second bump, the movable weeding gripper gathers grass between the movable weeding gripper and the outer ring of the turntable; (3) continuing to rotate, when the inner ball body of the movable weeding gripper is abutted against the outer ring of the third bump, the movable weeding gripper clamps the gathered grass between the outer rings of the turnplate and pulls the grass along with the rotation of the turnplate; (4) continuing to rotate, when the inner ball body of the movable weeding gripper is positioned in the cam gap between the third bump and the first bump, the movable weeding gripper is radially unfolded under the action of centrifugal force, and the pulled grass falls to the ground; (5) and continuing to rotate, when the inner ball body of the movable weeding gripper touches the first bump, the inner end of the movable weeding gripper rapidly bounces outwards, the outer end of the movable weeding gripper rapidly bounces inwards to generate vibration to shake residual grass on the movable weeding gripper, the movable weeding gripper keeps the posture that the inner end bounces outwards and the outer end bounces inwards to cross the first bump and then enters the second bump, and the steps are repeated.
Compared with the prior art, the invention has the following beneficial effects: the walking weeding machine is simple in structure, the movable weeding grippers are driven to swing, the processes of opening and gathering grass, closing and grabbing grass, closing and rotating and weeding and opening and loosening grass can be achieved, traditional manual weeding is replaced, and time and labor are saved.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a top view of an embodiment of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a first schematic view of the working state of the embodiment of the invention (only a single movable weeding gripper is shown).
Fig. 4 is a second schematic view of the working state of the embodiment of the invention (only a single movable weeding gripper is shown).
Fig. 5 is a third schematic view of the working state of the embodiment of the invention (only a single movable weeding gripper is shown).
Fig. 6 is a fourth schematic view of the working state of the embodiment of the invention (only a single movable weeding gripper is shown).
Fig. 7 is a fifth schematic view of the working state of the embodiment of the invention (only a single movable weeding grip is shown).
Fig. 8 is a sixth schematic view of the working state of the embodiment of the invention (only a single movable weeding grip is shown).
Detailed Description
In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-8, a hand-held weeding machine comprises a handle 1, wherein a rotary disc 2 driven by an electric mechanism to rotate is arranged at the bottom of the handle, a movable weeding gripper 3 is hinged to the outer periphery of the rotary disc, the movable weeding gripper is driven by a driving mechanism to swing, and the movable weeding gripper can swing left and right flexibly.
In the embodiment of the invention, the turntable is a disc with a downward opening, the top end surface of the turntable is coaxially provided with a mounting through hole, the bottom of the handle penetrates through the mounting through hole and is connected with the mounting through hole through a bearing 4, and the bottom of the handle is fixedly provided with a limiting flange 5 above and below the top end surface of the turntable.
In the embodiment of the invention, the electric mechanism comprises a driven gear 6 coaxially fixed above the rotary table, a driving gear 7 is meshed with the periphery of the driven gear, the driving gear is driven to rotate by a motor 8, the motor is arranged on the bottom surface of a horizontal supporting plate 9 of the handle, and a power supply 10 is arranged on the top surface of the horizontal supporting plate and is a battery or a small gasoline generator or a small diesel generator.
In the embodiment of the invention, the bottom end of the handle is positioned in the rotating disc with the opening facing downwards, the bottom end of the handle is provided with the walking ratchet wheel 12 through the rotating shaft 11, the walking ratchet wheel is driven to rotate by the motor, and the tip of the walking ratchet wheel can penetrate into soil body when walking, so that the walking ratchet wheel is prevented from slipping.
In the embodiment of the invention, a button 13 for controlling the electric mechanism and the walking ratchet wheel is arranged on the cross bar at the top of the handle.
In the embodiment of the invention, the movable grass pulling gripper comprises an arc-shaped rod 14, the periphery of the rotary table is provided with a yielding through hole 15, the inner end of the arc-shaped rod penetrates into the rotary table through the yielding through hole, the outer end of the arc-shaped rod is positioned outside the rotary table, the middle inner rod body of the arc-shaped rod is hinged on the yielding through hole through a pin shaft 16, a plurality of outer spheres 17 are uniformly distributed on the middle outer rod body of the arc-shaped rod, the bending direction of the arc-shaped rod is consistent with the rotating direction of the rotary table, the roughness of the arc-shaped rod is increased by the plurality of outer spheres, grass gathering and grass grasping are facilitated, grass sliding during grass pulling is prevented.
In the embodiment of the present invention, the driving mechanism includes a C-shaped cam, the C-shaped cam is composed of a first projection 18, a second projection 19 and a third projection 20, the first lug, the second lug and the third lug are fixedly arranged into a whole along the end part in the anticlockwise direction in sequence, the third lug and the second lug are both arc lugs which are concentric with the rotary table, wherein the outer diameter of the third bump is larger than that of the second bump, two ends of the third bump are provided with buffer fillets 21, the first lug is a straight lug extending along the chord length direction of the rotary disc, a cam notch 22 is arranged between the adjacent end parts of the third lug and the first lug, the inner ring of the C-shaped cam is fixedly arranged on a handle in the rotary table through a support rod 23, the distance between the outer edge of the first lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table, and the distance between the outer diameter of the second lug and the third lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table.
In the embodiment of the invention, the inner end of the arc-shaped rod is fixedly provided with an inner ball 24 for contacting the C-shaped cam.
In the embodiment of the invention, the number of the movable weeding grippers and the abdicating through openings is a plurality, and the movable weeding grippers and the abdicating through openings correspond to each other one by one.
A working method of a walking weeding machine is shown in figures 3, 4, 5, 6, 7 and 8 (only a single movable weeding gripper is shown), and comprises the following steps: (1) the electric mechanism drives the turntable to rotate anticlockwise, the movable weeding gripper rotates along with the turntable, and the motor drives the walking ratchet wheel to rotate and walk; (2) in the rotating process, when the inner ball body of the movable weeding gripper is abutted to the second bump outer ring, the movable weeding gripper outside the turntable obliquely swings towards the turntable and keeps a swinging angle unchanged, and grass between the movable weeding gripper and the turntable outer ring is gathered; (3) when the inner ball body of the movable weeding gripper abuts against the outer ring of the third bump, the outer diameter of the third bump is larger than that of the second bump, so that the movable weeding gripper outside the turntable further swings towards the turntable and keeps a swinging angle unchanged, the movable weeding gripper clamps gathered grass between the outer rings of the turntable, and the grass is pulled up along with the rotation of the turntable; (4) continuing to rotate, when the inner ball body of the movable weeding gripper is positioned in the cam gap between the third bump and the first bump, the inner ball body is not limited, the movable weeding gripper is radially unfolded under the action of centrifugal force, and the pulled grass falls to the ground; (5) continuing to rotate, when the inner ball body of the movable weeding gripper touches the first bump, the inner end of the movable weeding gripper rapidly pops outwards, the outer end rapidly pops inwards to generate vibration to shake down the residual grass on the movable weeding gripper, the movable weeding gripper keeps the posture that the inner end pops outwards and the outer end pops inwards to cross the first bump and then enters the second bump, and the steps are repeated, so that mechanical weeding is realized, namely, a large amount of herbicide is not used, and the pesticide residue which is commonly existed in planting is overcome; the grass can be cut and roots can be removed, the soil nutrition loss and the crop space competition caused by the regrowth of the weeds during grass cutting can be reduced, the growth speed and the strength of the weeds can be greatly inhibited after the weeds are removed, the removed concentrated compost of the weeds can be used as a fertilizer in the later period, and efficient organic operation can be formed; the agricultural robot can reduce the manual consumption, improve the working efficiency, reduce the working intensity of manual operation, greatly reduce the agricultural operation cost, and improve the agricultural production efficiency and competitiveness.
The invention is not limited to the above best mode, and any person can derive other various forms of walking weeding machines and working methods thereof under the teaching of the invention. All equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (9)
1. A hand-held weeding machine is characterized in that: the movable weeding machine comprises a handle, wherein a rotary disc driven to rotate by an electric mechanism is arranged at the bottom of the handle, a movable weeding gripper is hinged to the outer periphery of the rotary disc, and the movable weeding gripper is driven to swing by a driving mechanism; the activity tongs of pulling out the grass includes the arc pole, carousel peripheral part is equipped with the opening of stepping down, the arc pole inner is outside through the opening of stepping down penetrating inside the carousel, outer end lie in the carousel, the well inside pole body of arc pole sells the axle and articulates on the opening of stepping down, the equipartition has a plurality of outer spheroid on the well outside pole body of arc pole, and the crooked direction of arc pole is unanimous with the carousel rotation.
2. The walk behind lawnmower of claim 1, wherein: the rotary table is a disc with an opening facing downwards, the top end face of the rotary table is coaxially provided with a mounting through hole, the bottom of the handle penetrates through the mounting through hole and is connected with the mounting through hole through a bearing, and the bottom of the handle is fixedly provided with limiting flanges above and below the top end face of the rotary table.
3. The walk behind lawnmower of claim 1, wherein: the electric mechanism comprises a driven gear coaxially and fixedly arranged above the rotary table, a driving gear is meshed with the periphery of the driven gear, the driving gear is driven to rotate by a motor, the motor is arranged on the bottom surface of a horizontal supporting plate of the handle, a power supply device is arranged on the top surface of the horizontal supporting plate, and the power supply device is a battery or a small gasoline generator or a small diesel generator.
4. The walk behind lawnmower of claim 1, wherein: the handle bottom is located inside uncovered downward carousel, the handle bottom is equipped with the walking ratchet through the pivot, the walking ratchet is rotatory through motor drive.
5. The walk behind lawnmower of claim 4, wherein: and a button for controlling the electric mechanism and the walking ratchet wheel is arranged on the cross rod at the top of the handle.
6. The walk behind lawnmower of claim 1, wherein: the driving mechanism comprises a C-shaped cam, the C-shaped cam is composed of a first lug, a second lug and a third lug, the first lug, the second lug and the third lug are fixedly arranged into a whole along the end part in the anticlockwise direction in sequence, the third lug and the second lug are both arc lugs which are concentric with the rotary table, wherein the outer diameter of the third bump is larger than that of the second bump, two ends of the third bump are provided with buffer fillets, the first lug is a straight lug extending along the chord length direction of the rotary disc, a cam gap is arranged between the adjacent end parts of the third lug and the first lug, the inner ring of the C-shaped cam is fixedly arranged on a handle in the rotary table through a supporting rod, the distance between the outer edge of the first lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table, and the distance between the outer diameter of the second lug and the third lug and the inner wall of the rotary table is smaller than the length of the arc rod in the rotary table.
7. The walk behind lawnmower of claim 6, wherein: the inner end of the arc-shaped rod is fixedly provided with an inner ball body which is used for contacting the C-shaped cam.
8. The walk behind lawnmower of claim 1, wherein: the movable weeding tongs correspond to the yielding openings one by one in a plurality of numbers.
9. A method of operating a walk behind weed extractor as claimed in any one of claims 1 to 8, characterized by the steps of: (1) the electric mechanism drives the turntable to rotate anticlockwise, the movable weeding gripper rotates along with the turntable, and the motor drives the walking ratchet wheel to rotate and walk; (2) in the rotating process, when the inner ball body of the movable weeding gripper is abutted to the outer ring of the second bump, the movable weeding gripper gathers grass between the movable weeding gripper and the outer ring of the turntable; (3) continuing to rotate, when the inner ball body of the movable weeding gripper is abutted against the outer ring of the third bump, the movable weeding gripper clamps the gathered grass between the outer rings of the turnplate and pulls the grass along with the rotation of the turnplate; (4) continuing to rotate, when the inner ball body of the movable weeding gripper is positioned in the cam gap between the third bump and the first bump, the movable weeding gripper is radially unfolded under the action of centrifugal force, and the pulled grass falls to the ground; (5) and continuing to rotate, when the inner ball body of the movable weeding gripper touches the first bump, the inner end of the movable weeding gripper rapidly bounces outwards, the outer end of the movable weeding gripper rapidly bounces inwards to generate vibration to shake residual grass on the movable weeding gripper, the movable weeding gripper keeps the posture that the inner end bounces outwards and the outer end bounces inwards to cross the first bump and then enters the second bump, and the steps are repeated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903132.3A CN108967407B (en) | 2018-08-09 | 2018-08-09 | Walking weeding machine and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903132.3A CN108967407B (en) | 2018-08-09 | 2018-08-09 | Walking weeding machine and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108967407A CN108967407A (en) | 2018-12-11 |
| CN108967407B true CN108967407B (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810903132.3A Expired - Fee Related CN108967407B (en) | 2018-08-09 | 2018-08-09 | Walking weeding machine and working method thereof |
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| Country | Link |
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| CN (1) | CN108967407B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101321453A (en) * | 2005-09-13 | 2008-12-10 | 法布里齐奥·阿尔内托利 | Mower head with protection for a cutting cord |
| CN101627750A (en) * | 2009-08-14 | 2010-01-20 | 福建农林大学 | Under-mud shearing machine for Spartina anglica |
| JP2014132844A (en) * | 2013-01-08 | 2014-07-24 | Kenji Fukaya | Weeder |
| CN107372447A (en) * | 2017-08-21 | 2017-11-24 | 向远虎 | One kind exploration dedicated ground weeder |
| CN108013021A (en) * | 2018-01-16 | 2018-05-11 | 深圳市晟祥知识产权有限公司 | A kind of new WEEDING DEVICE used in gardens industry |
| CN108207295A (en) * | 2018-01-16 | 2018-06-29 | 深圳市晟祥知识产权有限公司 | A kind of grass trimmer equipped with stump extractor structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2130327A1 (en) * | 1994-08-17 | 1996-02-18 | Rowland Park | Weed remover |
| JP2006271310A (en) * | 2005-03-30 | 2006-10-12 | Iseki & Co Ltd | Weeder |
| CN105612904B (en) * | 2016-01-15 | 2018-08-28 | 宫电高周波设备（上海）有限公司 | Mowing rotating knife |
| CN207136045U (en) * | 2017-07-28 | 2018-03-27 | 杭州保润园林工程有限公司 | A kind of gardens WEEDING DEVICE |
| CN207411362U (en) * | 2017-10-30 | 2018-05-29 | 巫溪县耀亿农业发展有限公司 | A kind of agricultural removes root device with adjustable |
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2018
- 2018-08-09 CN CN201810903132.3A patent/CN108967407B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101321453A (en) * | 2005-09-13 | 2008-12-10 | 法布里齐奥·阿尔内托利 | Mower head with protection for a cutting cord |
| CN101627750A (en) * | 2009-08-14 | 2010-01-20 | 福建农林大学 | Under-mud shearing machine for Spartina anglica |
| JP2014132844A (en) * | 2013-01-08 | 2014-07-24 | Kenji Fukaya | Weeder |
| CN107372447A (en) * | 2017-08-21 | 2017-11-24 | 向远虎 | One kind exploration dedicated ground weeder |
| CN108013021A (en) * | 2018-01-16 | 2018-05-11 | 深圳市晟祥知识产权有限公司 | A kind of new WEEDING DEVICE used in gardens industry |
| CN108207295A (en) * | 2018-01-16 | 2018-06-29 | 深圳市晟祥知识产权有限公司 | A kind of grass trimmer equipped with stump extractor structure |
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| Publication number | Publication date |
|---|---|
| CN108967407A (en) | 2018-12-11 |
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Granted publication date: 20201106 |