CN109258069A - A kind of clipping device of hob type grass mower - Google Patents
A kind of clipping device of hob type grass mower Download PDFInfo
- Publication number
- CN109258069A CN109258069A CN201810829137.6A CN201810829137A CN109258069A CN 109258069 A CN109258069 A CN 109258069A CN 201810829137 A CN201810829137 A CN 201810829137A CN 109258069 A CN109258069 A CN 109258069A
- Authority
- CN
- China
- Prior art keywords
- clipping device
- hobboing cutter
- grass mower
- brshless
- hob type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/42—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders
- A01D34/52—Cutting apparatus
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a kind of clipping devices of hob type grass mower, the clipping device is made of bed plate, hobboing cutter, hobboing cutter axis, brshless DC motor, belt card slot, gear wheel and pinion gear, the bed plate is fixed in the rack of grass mower, the hobboing cutter is mounted on hobboing cutter axis, the brshless DC motor connects belt card slot, the belt card slot welds together with gear wheel, and the gear wheel is engaged with pinion gear, and the pinion gear drives the rotation of hobboing cutter axis.Present invention discloses a kind of clipping device of hob type grass mower, the clipping device is reasonable in design, reliable working performance, has that energy consumption is small, motor operation is high-efficient, cuts that careless precision is high, cuts the fireballing excellent properties of grass, has higher application value.
Description
Technical field
The present invention relates to a kind of clipping device more particularly to a kind of clipping devices of hob type grass mower, belong to agricultural electricity
Power driven tools technical field.
Background technique
It by motor or electromagnet is power that agricultural electric tool, which is a kind of, drives work head to be made by transmission mechanism
The hand-held of industry or movable mechanized tool comprising garden instrument, small farm tool etc..Agricultural electric tool is in agriculture
The fields such as machine, gardening have a wide range of applications.As China's Urbanization Construction constantly promotes, ambient enviroment also constantly improves, grass
The attention for being increasingly subject to people is afforested on level ground, and the lawn area of big and medium-sized cities had turned over several times in recent years, as a kind of important agriculture
Woods electric tool, lawn mower play a very important role in the daily maintenance management of lawn.
Currently, most lawn mowers on domestic market are unreasonable since clipping device designs, exist and lawn is injured
Greatly, cut that careless precision is low, cuts the problems such as careless low efficiency, easy break-down.The motor especially selected, generally existing electric efficiency is low,
The problems such as energy consumption is high, service life is short, some motors are only capable of continuous use will scrap for more than 20 hours because carbon brush has been ground, and cause
Serious resource and energy waste, while also having seriously affected the working efficiency of lawn mower.
Summary of the invention
For the demand, the present invention provides a kind of clipping device of hob type grass mower, which is set
Reasonable, reliable working performance is counted, with energy consumption is small, motor operation is high-efficient, cut careless precision height, cuts the fireballing superiority of grass
Can, have higher application value.
The present invention is a kind of clipping device of hob type grass mower, the clipping device by bed plate, hobboing cutter, hobboing cutter axis,
Brshless DC motor, belt card slot, gear wheel and pinion gear composition, the bed plate is fixed in the rack of grass mower, described
Hobboing cutter be mounted on hobboing cutter axis, the brshless DC motor connects belt card slot, and the belt card slot and gear wheel weld
It is connected together, the gear wheel is engaged with pinion gear, and the pinion gear drives the rotation of hobboing cutter axis.
In a preferred embodiment of the present invention, the hobboing cutter is made of 4 spiral roll blades, and the type of being cylindrical in shape is mounted on rolling
On cutter shaft, revolving speed 5500r/min.
In a preferred embodiment of the present invention, the spiral roll blade helical angle is 22 °, the basil is 21 °, a length of
450mm, diameter 180mm.
In a preferred embodiment of the present invention, the transmission ratio of the gear wheel and pinion gear is 1:3.
In a preferred embodiment of the present invention, the brshless DC motor uses 2 pole of rotor, stator 3 slot structure
Integrated mode.
In a preferred embodiment of the present invention, the rotor magnet of the brshless DC motor uses high temperature sintering neodymium iron
Boron, with a thickness of 3mm.
In a preferred embodiment of the present invention, stator coil the number of turns of the brshless DC motor is set as 22 circles, line
Diameter is chosen for 1.12mm.
Present invention discloses a kind of clipping device of hob type grass mower, the clipping device is reasonable in design, workability
Can be reliable, have that energy consumption is small, motor operation is high-efficient, cuts that careless precision is high, cuts the fireballing excellent properties of grass, has higher answer
With value.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is the structure chart of hob type grass mower clipping device of the embodiment of the present invention；
The components in the drawings are labeled as follows: 1, bed plate, 2, hobboing cutter, 3, hobboing cutter axis, 4, brshless DC motor, 5, belt card slot,
6, gear wheel, 7, pinion gear.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Fig. 1 is the structure chart of hob type grass mower clipping device of the embodiment of the present invention；The clipping device is by bed plate 1, hobboing cutter
2, hobboing cutter axis 3, brshless DC motor 4, belt card slot 5, gear wheel 6 and pinion gear 7 form, and the bed plate 1, which is fixed on, cuts grass
In the rack of machine, the hobboing cutter 2 is mounted on hobboing cutter axis 3, and the brshless DC motor 4 connects belt card slot 5, described
Belt card slot 5 welds together with gear wheel 6, and the gear wheel 6 is engaged with pinion gear 7, and the pinion gear 7 drives hobboing cutter
Axis 3 rotates.
As shown in Figure 1, the hobboing cutter 2 in the hob type grass mower clipping device that the present invention refers to is by 4 spiral roll blade structures
At, and the type of being cylindrical in shape is mounted on hobboing cutter axis 3, Design of Rotation 5500r/min；The spiral roll blade helical angle is 22 °, sword
Angle is 21 °, a length of 450mm, diameter 180mm.Bed plate 1 in the clipping device is due to being fixed on the rack, therefore position when trimming
Set it is motionless, blade be linear type.When trimming, spiral helicine hobboing cutter sword and the tangent formation of counteredge are sheared, to complete to grass
The accurate trimming on level ground.Gear wheel 6 in the clipping device drives pinion gear 7 to rotate, transmission ratio 1:3, can play acceleration shearing
Effect.
The clipping device of hob type grass mower proposed by the present invention is provided dynamic using the brshless DC motor 4 of Curve guide impeller
Power, which uses the integrated mode of 2 pole of rotor, 3 slot structure of stator, to reduce motor iron to the maximum extent
Consumption；Wherein, rotor magnet uses high temperature sintering neodymium iron boron, and with a thickness of 3mm, it is close that this rotor magnet meets motor high power
Degree requires, and heavy current impact can be born under stall condition without demagnetizing, and can provide enough stall torques；Stator coil
The number of turns is set as 22 circles, and line footpath is chosen for 1.12mm.This brshless DC motor not only increases operation effect by optimization design
Rate reduces energy consumption, and service life greatly prolongs.The clipping device of the hob type grass mower at work, brushless direct-current
Motor 4 starts, and imparts power to gear wheel 6 by belt transmission, gear wheel 6 drives internal messing pinion gear 7, and pinion gear 7 will
Power passes to hobboing cutter axis 3, and the hobboing cutter 2 being mounted on hobboing cutter axis 3 obtains enough cutting speeds, cooperates with bed plate 1 and carries out grass
Trim work in level ground.
Present invention discloses a kind of clipping device of hob type grass mower, the clipping device is reasonable in design, workability
Can be reliable, have that energy consumption is small, motor operation is high-efficient, cuts that careless precision is high, cuts the fireballing excellent properties of grass, has higher answer
With value.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those skilled in the art within the technical scope disclosed by the invention, can without the variation that creative work is expected or
Replacement, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be limited with claims
Subject to fixed protection scope.
Claims (7)
1. a kind of clipping device of hob type grass mower, which is characterized in that the clipping device by bed plate, hobboing cutter, hobboing cutter axis,
Brshless DC motor, belt card slot, gear wheel and pinion gear composition, the bed plate is fixed in the rack of grass mower, described
Hobboing cutter be mounted on hobboing cutter axis, the brshless DC motor connects belt card slot, and the belt card slot and gear wheel weld
It is connected together, the gear wheel is engaged with pinion gear, and the pinion gear drives the rotation of hobboing cutter axis.
2. the clipping device of hob type grass mower according to claim 1, which is characterized in that the hobboing cutter is by 4 spiral shells
Rotary roll blade is constituted, and the type of being cylindrical in shape is mounted on hobboing cutter axis, revolving speed 5500r/min.
3. the clipping device of hob type grass mower according to claim 2, which is characterized in that the spiral roll blade spiral shell
Swing angle is 22 °, the basil is 21 °, a length of 450mm, diameter 180mm.
4. the clipping device of hob type grass mower according to claim 1, which is characterized in that the gear wheel and small tooth
The transmission ratio of wheel is 1:3.
5. the clipping device of hob type grass mower according to claim 1, which is characterized in that the brshless DC motor
Using 2 pole of rotor, the integrated mode of 3 slot structure of stator.
6. the clipping device of hob type grass mower according to claim 5, which is characterized in that the brshless DC motor
Rotor magnet use high temperature sintering neodymium iron boron, with a thickness of 3mm.
7. the clipping device of hob type grass mower according to claim 5, which is characterized in that the brshless DC motor
Stator coil the number of turns be set as 22 circles, line footpath is chosen for 1.12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829137.6A CN109258069A (en) | 2018-07-25 | 2018-07-25 | A kind of clipping device of hob type grass mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829137.6A CN109258069A (en) | 2018-07-25 | 2018-07-25 | A kind of clipping device of hob type grass mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109258069A true CN109258069A (en) | 2019-01-25 |
Family
ID=65150363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810829137.6A Pending CN109258069A (en) | 2018-07-25 | 2018-07-25 | A kind of clipping device of hob type grass mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109258069A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022134283A1 (en) * | 2020-12-25 | 2022-06-30 | 绿友机械集团股份有限公司 | Self-propelled lightweight hob lawn mower |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005009162U1 (en) * | 2005-06-10 | 2006-10-26 | Polygon, Gesellschaft für Produktdesign, Konstruktion, Multimedia und Grafikdesign mbH | Lawn mower comprises a tubular cutting unit having a longitudinal opening with an inner edge running tangentially to the blade and formed as a cutting edge |
| CN106026448A (en) * | 2016-07-22 | 2016-10-12 | 日本电产凯宇汽车电器（江苏）有限公司 | Brushless motor for EPS |
| CN206423133U (en) * | 2016-12-07 | 2017-08-22 | 天津嘉邦诺科技有限公司 | Compact simplified weeder |
| CN108012652A (en) * | 2017-12-17 | 2018-05-11 | 兴化市台林机械有限公司 | A kind of hob type grass mower with detecting function |
| CN108093813A (en) * | 2017-11-29 | 2018-06-01 | 兰溪市顺光园艺技术有限公司 | The lawn shear of detachable mold |
| CN207531357U (en) * | 2018-02-13 | 2018-06-26 | 杭州慧慧科技有限公司 | It is driven integrated device and grass-removing robot |
-
2018
- 2018-07-25 CN CN201810829137.6A patent/CN109258069A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005009162U1 (en) * | 2005-06-10 | 2006-10-26 | Polygon, Gesellschaft für Produktdesign, Konstruktion, Multimedia und Grafikdesign mbH | Lawn mower comprises a tubular cutting unit having a longitudinal opening with an inner edge running tangentially to the blade and formed as a cutting edge |
| CN106026448A (en) * | 2016-07-22 | 2016-10-12 | 日本电产凯宇汽车电器（江苏）有限公司 | Brushless motor for EPS |
| CN206423133U (en) * | 2016-12-07 | 2017-08-22 | 天津嘉邦诺科技有限公司 | Compact simplified weeder |
| CN108093813A (en) * | 2017-11-29 | 2018-06-01 | 兰溪市顺光园艺技术有限公司 | The lawn shear of detachable mold |
| CN108012652A (en) * | 2017-12-17 | 2018-05-11 | 兴化市台林机械有限公司 | A kind of hob type grass mower with detecting function |
| CN207531357U (en) * | 2018-02-13 | 2018-06-26 | 杭州慧慧科技有限公司 | It is driven integrated device and grass-removing robot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022134283A1 (en) * | 2020-12-25 | 2022-06-30 | 绿友机械集团股份有限公司 | Self-propelled lightweight hob lawn mower |
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Application publication date: 20190125 |