CN207744353U - A kind of power rotary harrow - Google Patents
A kind of power rotary harrow Download PDFInfo
- Publication number
- CN207744353U CN207744353U CN201820073162.1U CN201820073162U CN207744353U CN 207744353 U CN207744353 U CN 207744353U CN 201820073162 U CN201820073162 U CN 201820073162U CN 207744353 U CN207744353 U CN 207744353U
- Authority
- CN
- China
- Prior art keywords
- rake
- knife
- tool apron
- rotary harrow
- power rotary
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- 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.)
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Abstract
The utility model belongs to power rotary harrow technical field,A kind of power rotary harrow proposed,Including hanging rack,It is provided with rake knife rest below suspension rack,Rake knife rest is internally provided with transmission device,Rake knife rest rotated down is provided with rake tool apron,Rake tool apron is connect with transmission device,Transmission device connects power source,It is characterized in that,If circumferentially array is provided with dry harrowing knife on rake tool apron,Rake knife is respectively positioned on rake tool apron most outer,It is hinged that knife, which is harrowed, with rake tool apron,Its articulated shaft is radially to be arranged along rake tool apron,Harrowing knife, there are two jacking blocks with the setting of rake tool apron connecting pin,Jacking block is made of elastic material,Jacking block is located at rake knife and harrows the both sides that tool apron is hinged place,And it is contacted with rake tool apron,Solve power rotary harrow in the prior art causes it poor to the adaptability of different edaphic condition using rigid structure,The technical issues of wide usage is restricted.
Description
Technical field
The utility model belongs to power rotary harrow technical field, is related to a kind of power rotary harrow.
Background technology
Powered harrow refers to utilizing tractor motive power output shaft, by Cardan shaft and transmission system, drives work department
Part carries out the equipment of dry land hack tillage operation.It can be divided into reciprocating power rake, horizontal rotation according to the motion mode of workpiece
Rotatory force rake and vertical rotary powered harrow etc..The powered harrow of developed country is not only functionally continuously improved, and kind is continuously increased,
It is gradually improved in structure, and develops to seriation, enlarged direction.In recent years, the powered harrow product in China is also developed,
It especially rotates horizontally power (turning tooth) to harrow, be promoted the use of in northern combined task.
Power rotary harrow in the prior art uses rigid structure, works under the larger environment of hardness and is easy to make rake knife
It is poor to the adaptability of different edaphic condition at damage, and then limit the wide usage of power rotary harrow.
Utility model content
The utility model proposes a kind of power rotary harrow, solves power rotary harrow in the prior art and led using rigid structure
Cause the technical issues of it is poor to the adaptability of different edaphic condition, and wide usage is restricted.
What the technical solution of the utility model was realized in：
A kind of power rotary harrow, including suspension rack, suspension rack lower section are provided with rake knife rest, in the rake knife rest
Portion is provided with transmission device, and the rake knife rest rotated down is provided with rake tool apron, and the rake tool apron is connect with the transmission device,
The transmission device connects power source, which is characterized in that if circumferentially array is provided with dry harrowing knife, the rake on the rake tool apron
Knife is respectively positioned on the rake tool apron outer, and the rake knife and the rake tool apron are hinged, and articulated shaft is radially set along the rake tool apron
It sets, the rake knife is with rake tool apron connecting pin setting there are two jacking block, and the jacking block is made of elastic material, the jacking block point
It described Wei Yu not harrow knife and be the both sides of hinged place with the rake tool apron, and be contacted with the rake tool apron.
As further technical solution, it is provided with draft arm on the rake knife rest, rotates and is provided on the draft arm
The deep press wheel of limit.
As further technical solution, the both sides of the rake knife are equidistantly provided with several sawtooth one.
As further technical solution, rake knife extending direction is slided by dovetail groove described in the outer surface upper edge of the rake knife
Dynamic to be provided with saw plate, the saw plate both sides and two side superimposed of rake knife, the saw plate both sides are provided with sawtooth two, the sawtooth
Two is consistent with one specification of the sawtooth,
Cylindrical cam is fixedly connected with below the rake knife rest, the cylindrical cam is coaxially disposed with the rake tool apron, institute
It states and is provided with push shaft at the top of saw plate, the push shaft slides on the cam path of the cylindrical cam.
As further technical solution, the cylindrical cam is hollow cylinder and its lower edge is waveform, the push shaft
It is contacted with the lower edge of the cylindrical cam,
Knife length direction is harrowed described in the upper edge of the rake knife outer surface and sets gradually fluted one and convex edge one, in the saw plate
Surface upper edge is equidirectional to be disposed with convex edge two and groove two, and the convex edge one is slided on the groove two, the convex edge
Two slide on the groove one, are provided with compressed spring in the groove one and the groove two, the convex edge one and described
Convex edge two is connected by the compressed spring.
It the utility model use principle and has the beneficial effect that：
1, in the utility model, suspension rack can be erected in extraneous rack, increase the wide usage of power rotary harrow, be hanged
On-hook is connect with rake knife rest, and power source harrows tool apron rotation, rake tool apron rotation by the way that the actuator drives inside rake knife rest are arranged
Turn that rake knife is driven to carry out plough soil, since some special geologies are more complex, there are soil in more hard particles or soil in soil
Hardness is uneven, and powered harrow in the prior art is easy to be impacted due to rake knife during ploughing soil in the process of running, leads
Actuating power rake is easy to happen failure in use and rake knife easily snaps off, and the utility model is hinged on rake knife by that will harrow knife
On seat, and there are two the jacking blocks of elastic material for setting in rake knife and between harrowing tool apron, can be by squeezing jacking block when harrowing knife rotation
And buffered, alleviate the impact that rake knife is subject to, and then enhance the reliability and service life of rake knife, while rotation can be made
Powered harrow works in increasingly complex topography and geomorphology, increases the wide usage of rotary power rake.
2, in the utility model, the deep press wheel of limit being arranged on draft arm can be carried out to being dug the soil smashed by rake knife
Smooth compacting plays soil moisture conservation, improves the degree of automation of power rotary harrow, and setting is scientific and reasonable.
3, in the utility model, by several saw rulers one in the setting of rake knife both sides, rotary power rake can be enhanced to soil
Earth smashes effect, while in some have more polymictic environment, increased sawtooth one can be to some such as campanulaceae plastics
The impurity such as film are torn up, it is prevented to be wrapped in the normal work for influencing to harrow in rotation is dynamic on rotary power rake.
4, in the utility model, also sliding is provided with saw plate on rake knife, and saw plate is arranged with knife common rotation is harrowed in saw plate
Push shaft slided on the cam path of cylindrical cam, and as cam path rises and falls, drive saw plate to move reciprocatingly, be arranged in saw plate
Sawtooth two move reciprocatingly relative to the sawtooth one that is arranged on rake knife, sawtooth two can be by some in soil such as with sawtooth one
The impurity such as campanulaceae plastic foil are shredded, and prevent it to be wrapped in the normal work for influencing to harrow in rotation is dynamic on rotary power rake, together
When enhance crushing effect of the power rotary harrow to soil, setting is scientific and reasonable.
5, in the utility model, the cam path of cylindrical cam is the waveform track that its waveform lower edge is constituted, and is simplified
The structure of saw plate and cylindrical cam reduces the processing cost of cylindrical cam and saw plate, by being set in groove one and groove two
The compressed spring set can form elastic force between convex edge one and convex edge two, and then apply one to the bullet above rake knife for saw plate
Power shifts the push shaft in saw plate in the lower edge of cylindrical cam onto, and reasonable setting with this configuration simplifies power rotary harrow
Structure and the reliability for improving power rotary harrow.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that the utility model harrows knife and rake tool apron connection relationship diagram；
Fig. 3 is the utility model saw plate structural schematic diagram；
Fig. 4 is that the utility model harrows tool-apron structure schematic diagram；
Fig. 5 is that the utility model harrows knife and saw plate connection relationship diagram；
In figure：1- suspension racks, 2- rake knife rests, 3- transmission devices, 4- rake tool aprons, 5- rake knives, 6- jacking blocks, 7- draft arms,
The deep press wheel of 8- limits, 9- sawtooth one, 10- saw plates, 11- sawtooth two, 12- cylindrical cams, 13- push shafts, 14- grooves one, 15- grooves
The convex edge two, 16- one, the convex edges 17- two, 19- compressed springs.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in fig. 1~fig. 5,
A kind of power rotary harrow, including suspension rack 1,1 lower section of suspension rack are provided with rake knife rest 2, harrow inside knife rest 2 and set
It is equipped with transmission device 3, rake 2 rotated down of knife rest is provided with rake tool apron 4, and rake tool apron 4 is connect with transmission device 3, and transmission device 3 connects
Connect power source, which is characterized in that if circumferentially array is provided with dry harrowing knife 5 on rake tool apron 4, rake knife 5 is respectively positioned on outside rake tool apron 4
Edge, rake knife 5 are hinged with rake tool apron 4, and articulated shaft is provided with along the 4 radial setting of rake tool apron, rake knife 5 with 4 connecting pin of rake tool apron
Two jacking blocks 6, jacking block 6 are made of elastic material, and jacking block 6 is located at rake knife 5 and harrows the both sides that tool apron 4 is hinged place, and
It is contacted with rake tool apron 4.
In the present embodiment, suspension rack 1 can be erected in extraneous rack, increase the wide usage of power rotary harrow, be hung
Machine is connect with rake knife rest 2, and power source is rotated by the driving rake tool apron 4 of transmission device 3 being arranged inside rake knife rest 2, harrows tool apron 4
Rotation drives rake knife 5 to carry out plough soil, and since some special geologies are more complex, there are native in more hard particles or soil in soil
Earth hardness is uneven, and powered harrow in the prior art is easy to be impacted due to rake knife 5 during ploughing soil in the process of running,
Lead to powered harrow to be easy to happen failure in use and harrow knife 5 to easily snap off, the utility model is hinged on by that will harrow knife 5
It harrows on tool apron 4, and in rake knife 5 and between harrowing tool apron 4, there are two the jacking blocks 6 of elastic material for setting, can pass through when harrowing knife 5 and rotating
It squeezes jacking block 6 and is buffered, alleviate the impact that rake knife 5 is subject to, and then enhance the reliability and service life of rake knife 5, together
When can make rotary power rake work in increasingly complex topography and geomorphology, increase rotary power rake wide usage.
Further, it harrows on knife rest 2 and is provided with draft arm 7, rotated on draft arm 7 and limited deep press wheel 8 is set.
In the present embodiment, the limit depth press wheel 8 being arranged on draft arm 7 can be carried out to being dug the soil smashed by rake knife 5
Smooth compacting plays soil moisture conservation, improves the degree of automation of power rotary harrow, and setting is scientific and reasonable.
Further, the both sides of rake knife 5 are equidistantly provided with several sawtooth 1.
In the present embodiment, by several saw rulers one in the setting of 5 both sides of rake knife, rotary power rake can be enhanced to soil
Effect is smashed, while in some have more polymictic environment, increased sawtooth 1 can be to some such as campanulaceae plastic foils
Impurity is torn up, it is prevented to be wrapped in the normal work for influencing to harrow in rotation is dynamic on rotary power rake.
Further, outer surface upper edge rake 5 extending direction of knife of rake knife 5 is provided with saw plate 10, saw plate by dovetail groove sliding
10 both sides are provided with sawtooth two with rake 5 liang of side superimposeds of knife, 10 both sides of saw plate, and sawtooth two is consistent with one 9 specification of sawtooth,
2 lower section of rake knife rest is fixedly connected with cylindrical cam 12, and cylindrical cam 12 is coaxially disposed with rake tool apron 4, and saw plate 10 is pushed up
Portion is provided with push shaft 13, and push shaft 13 slides on the cam path of cylindrical cam 12.
In the present embodiment, on rake knife 5 also sliding be provided with saw plate 10, saw plate 10 is with rake 5 common rotation of knife, in saw plate 10
The push shaft 13 of setting slides on the cam path of cylindrical cam 12, and as cam path rises and falls, and saw plate 10 is driven to move reciprocatingly,
The sawtooth 2 11 being arranged in saw plate 10 moves reciprocatingly relative to the sawtooth 1 being arranged on rake knife 5, sawtooth 2 11 and sawtooth 1
Some in soil such as campanulaceae plastic foil impurity can be shredded, preventing it to be wrapped on rotary power rake influences rotation
The normal work harrowed in dynamic, while crushing effect of the power rotary harrow to soil is enhanced, setting is scientific and reasonable.
Further, cylindrical cam 12 is hollow cylinder and its lower edge is waveform, the lower edge of push shaft 13 and cylindrical cam 12
Contact,
5 outer surface upper edge rake 5 length direction of knife of rake knife sets gradually fluted 1 and convex edge 1,10 inner surface of saw plate
Upper edge is equidirectional to be disposed with convex edge 2 17 and groove 2 15, and convex edge 1 is slided on groove 2 15, and convex edge 2 17 is recessed
It is slided on slot 1, compressed spring 19 is provided in groove 1 and groove 2 15, convex edge 1 and convex edge 2 17 pass through compression
Spring 19 connects.
In the present embodiment, the cam path of cylindrical cam 12 is the waveform track that its waveform lower edge is constituted, and simplifies saw
The structure of plate 10 and cylindrical cam 12 reduces the processing cost of cylindrical cam 12 and saw plate 10, by groove 1 and recessed
The compressed spring 19 being arranged in slot 2 15 can form elastic force between convex edge 1 and convex edge 2 17, and then apply for saw plate 10
One elastic force to 5 top of rake knife is shifted the push shaft 13 in saw plate 10 in the lower edge of cylindrical cam 12 onto, conjunction with this configuration
Reason setting, simplifies the structure of power rotary harrow and improves the reliability of power rotary harrow.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of power rotary harrow, including suspension rack (1), suspension rack (1) lower section is provided with rake knife rest (2), described
Rake knife rest (2) is internally provided with transmission device (3), and rake knife rest (2) rotated down is provided with rake tool apron (4), the rake knife
Seat (4) is connect with the transmission device (3), and the transmission device (3) connects power source, which is characterized in that the rake tool apron (4)
Circumferentially if array is provided with dry harrowing knife (5) on, and the rake knife (5) is respectively positioned on rake tool apron (4) outer, the rake knife (5)
It is hinged with the rake tool apron (4), articulated shaft is radially arranged along the rake tool apron (4), the rake knife (5) and the rake tool apron
(4) there are two jacking block (6), the jacking block (6) is made of elastic material for connecting pin setting, and the jacking block (6) is located at described
It harrows knife (5) and is the both sides of hinged place with the rake tool apron (4), and contacted with the rake tool apron (4).
2. a kind of power rotary harrow according to claim 1, which is characterized in that be provided with traction on the rake knife rest (2)
Arm (7), the limited deep press wheel (8) of rotation setting on the draft arm (7).
3. a kind of power rotary harrow according to claim 1, which is characterized in that the both sides of the rake knife (5) are equidistant
It is provided with several sawtooth one (9).
4. a kind of power rotary harrow according to claim 3, which is characterized in that the outer surface upper edge institute of the rake knife (5)
It states rake knife (5) extending direction and saw plate (10), saw plate (10) both sides and the rake knife (5) two is provided with by dovetail groove sliding
Side superimposed, saw plate (10) both sides are provided with sawtooth two (11), the sawtooth two (11) and the sawtooth one (9) specification one
It causes,
Cylindrical cam (12) is fixedly connected with below the rake knife rest (2), the cylindrical cam (12) is same with the rake tool apron (4)
Axis is arranged, and push shaft (13), cam path of the push shaft (13) in the cylindrical cam (12) are provided at the top of the saw plate (10)
Upper sliding.
5. a kind of power rotary harrow according to claim 4, which is characterized in that the cylindrical cam (12) is hollow cylinder
And its lower edge is waveform, the push shaft (13) contacts with the lower edge of the cylindrical cam (12),
Knife (5) length direction is harrowed described in the upper edge of rake knife (5) outer surface sets gradually fluted one (14) and convex edge one (16),
Saw plate (10) the inner surface upper edge is equidirectional to be disposed with convex edge two (17) and groove two (15), and the convex edge one (16) exists
It is slided on the groove two (15), the convex edge two (17) is slided on the groove one (14), the groove one (14) and institute
It states and is provided with compressed spring (18), the convex edge one (16) and the convex edge two (17) in groove two (15) and passes through the compression bullet
Spring (18) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820073162.1U CN207744353U (en) | 2018-01-13 | 2018-01-13 | A kind of power rotary harrow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820073162.1U CN207744353U (en) | 2018-01-13 | 2018-01-13 | A kind of power rotary harrow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207744353U true CN207744353U (en) | 2018-08-21 |
Family
ID=63153122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820073162.1U Expired - Fee Related CN207744353U (en) | 2018-01-13 | 2018-01-13 | A kind of power rotary harrow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207744353U (en) |
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2018
- 2018-01-13 CN CN201820073162.1U patent/CN207744353U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20210113 |