CN108476754A - A kind of straw chopping and returning device - Google Patents
A kind of straw chopping and returning device Download PDFInfo
- Publication number
- CN108476754A CN108476754A CN201810275845.XA CN201810275845A CN108476754A CN 108476754 A CN108476754 A CN 108476754A CN 201810275845 A CN201810275845 A CN 201810275845A CN 108476754 A CN108476754 A CN 108476754A
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- Prior art keywords
- roller
- rack
- knife
- chopping
- returning device
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/06—Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges on a cylinder surface, e.g. of the helical-type
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
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- Environmental Sciences (AREA)
- Crushing And Pulverization Processes (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention discloses a kind of straw chopping and returning devices, including rack, crush box is installed in rack, feed hopper, rotatable roller and the first rotation drive component of the simultaneously driving drum rotation that is connected with roller, roller, which is located at, to be crushed in box cavity, feed hopper is connected to the top for crushing box cavity, the bottom for crushing box cavity is equipped with more than one discharge port, roller has hollow hollow cavity, the barrel of roller is equipped with the material path of connection hollow cavity and cylindrical outer, it is equipped on roller multigroup along the spaced knife group of drum rotation axis line, each group knife group include be spaced apart around drum rotation axis line it is more moving knife, every group of knife group is corresponded in rack, and the stationary knife being useful for each moving knife cooperation chopping stalk in knife group is fixedly mounted.The straw chopping and returning device has many advantages, such as that simple and compact for structure, stable and reliable in work, convenient for installation and maintenance, work efficiency is high, good crushing effect, can save energy consumption and cost.
Description
Technical field
The present invention relates to agricultural machinery technological fields, and in particular to a kind of straw chopping and returning device.
Background technology
It in agricultural production, after the completion of crop harvest needs that stalk is pulled out and handled, is the plantation of later stage crop
It is ready.Currently, the processing method of stalk is usually used and is manually pulled out to stalk, the stalk after harvest is placed on the spot
In farmland, field burning is carried out, serious atmosphere pollution can be caused.Therefore, country just widelys popularize straw chopping and returning, and with
This achievees the purpose that reduce pollution and improvement agricultural land soil.
Existing stalk crushing returning machine, which crushes mainly stalk, the modes such as strike, rubbing, sawing and rolling,
There is a problem of that high energy consumption, crushing effect are poor, efficiency is low, and the complete machine structure of stalk crushing returning machine is complicated, occupied space is big,
Installation maintenance is inconvenient.
Invention content
The technical problem to be solved in the present invention is to overcome the shortcomings of the prior art, provide it is a kind of it is simple and compact for structure,
It is stable and reliable in work, convenient for installation and maintenance, work efficiency is high, good crushing effect, can prevent particle block, can save energy consumption and at
This straw chopping and returning device.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of straw chopping and returning device, including rack are equipped with crush box, feed hopper, rotatable roller in the rack
And the first rotation drive component of the simultaneously driving drum rotation that is connected with roller, the roller, which is located at, to be crushed in box cavity, described
Feed hopper is connected to the top for crushing box cavity, and the bottom for crushing box cavity is equipped with more than one discharge port, the roller
With hollow hollow cavity, the barrel of the roller is equipped with the material path of connection hollow cavity and cylindrical outer, the rolling
It is equipped with multigroup along the spaced knife group of drum rotation axis line on cylinder, each group knife group includes being spaced apart around drum rotation axis line
It is more moving knife, every group of knife group corresponded in the rack be fixedly mounted and be useful for and each moving knife cooperation chopping stalk in knife group
Stationary knife.
Above-mentioned straw chopping and returning device, it is preferred that one end of the roller axial direction is equipped with connection hollow cavity and rolling
End outside cylinder exports, and is equipped in the hollow cavity and is arranged for exporting the stalk after being shredded in hollow cavity from end
The discharge assembly gone out.
Above-mentioned straw chopping and returning device, it is preferred that the discharge assembly includes the row that may be rotatably mounted in rack
Expect axis and drive the second rotation drive component of discharging shaft rotation, the discharging shaft, which is equipped with, to be rotated with discharging shaft with hollow
Helical blade of the crushing straw from end outlet discharge in cavity.
Above-mentioned straw chopping and returning device, it is preferred that one end of the roller is mounted on by bearing assembly in rack,
The other end of the roller is supported in rack in a rotatable manner by more than two carrying rollers；The discharging shaft goes out across end
Mouthful, and one end of the discharging shaft is mounted on by bearing assembly on roller, the other end of the discharging shaft passes through bearing assembly
In rack, the pivot center of the discharging shaft is overlapped with the pivot center of roller；The first rotation drive component packet
Rotary drive is included, the rotary drive is connected by the first transmission mechanism with roller；The second rotation drive component packet
Rack-mounted jackshaft is included, the jackshaft is connected by the second transmission mechanism with roller, and the discharging shaft passes through
Three transmission mechanisms are connected with jackshaft.
Above-mentioned straw chopping and returning device, it is preferred that the roller includes reel, ring-like end cap and several knife rests, institute
State reel and ring-like end cap be divided into the axial both ends of roller, several knife rests around roller axis arranged for interval, the two of each knife rest
End is connected with reel and ring-like end cap respectively, and two neighboring knife rest, reel and ring-like end cap surround a material path, described
The centre bore of ring-like end cap is exported as the end, and the reel is mounted on by bearing assembly in rack, the ring-like end
Lid is supported in rack in a rotatable manner by more than two carrying rollers, and each group knife group is equipped with one on each knife rest
Moving knife.
Above-mentioned straw chopping and returning device, it is preferred that each knife rest with can adjust between cylinder axis radial spacing with
And the mode of angle is connected on reel and ring-like end cap between adjusting and roller shaft section.
Above-mentioned straw chopping and returning device, it is preferred that the stationary knife is located at feed hopper and crushes the communication port of box cavity
Lower section, each stationary knife in a manner of roller radially adjustment installation site can be mounted in rack.
Above-mentioned straw chopping and returning device, it is preferred that the lower section of the discharge port is equipped with and is from top to bottom in tilted layout
Grid baffle, the grid baffle are installed in rack by wobble component and can drive oscillating traverse motion by wobble component.
Above-mentioned straw chopping and returning device, it is preferred that the bottom for crushing box cavity is set altogether there are two the discharging
Mouthful, one of discharge port is located at the underface of roller, another discharge port is located at the underface of end outlet；The grid gear
The grid arrangement mode that plate is located at end outlet lower section is radially to be arranged along grid baffle downwardly-inclined direction, the grid
The splicing channel that grid baffle top is fallen to after converging stalk after chopping that two discharge ports are discharged is provided on lattice baffle.
Above-mentioned straw chopping and returning device, it is preferred that the grid baffle is connected in rack simultaneously by more swing rods
It can the pendulum motion in a manner of keeping inclination angle constant relative to rack；The wobble component includes turntable and connecting rod, described turn
Disk is rotatably mounted in rack, and respectively with turntable and grid panel hinge, the turntable passes through for the both ends of the connecting rod
Four transmission mechanisms are connected with the first rotation drive component.
Compared with the prior art, the advantages of the present invention are as follows：The straw chopping and returning device of the present invention, using with roller height
Stalk is shredded in the moving knife of speed rotation and the stationary knife cooperation of fixed setting, is moved using the relative dislocation of moving knife and stationary knife,
It can be efficiently quickly by straw chopping, to greatly improve working efficiency, improve crushing effect, saving energy consumption and cost.The straw
Stalk chopping and returning device has the advantages that simple and compact for structure, stable and reliable in work, convenient for installation and maintenance.
Description of the drawings
Fig. 1 is the local main cross section structure diagram after the coaming plate of straw chopping and returning device removal crush box.
Fig. 2 is the side structure schematic view after the coaming plate of straw chopping and returning device removal crush box.
Marginal data：
1, crush box；101, discharge port；102, splicing channel；2, feed hopper；3, roller；301, reel；302, ring-like end cap；
3021, ring-like guide groove；303, knife rest；31, hollow cavity；32, material path；33, end exports；5, moving knife；6, stationary knife；7, discharge
Axis；8, helical blade；9, carrying roller；10, grid baffle；11, swing rod；12, turntable；13, connecting rod；100, rack；200, it first passes
Motivation structure；300, jackshaft；400, the second transmission mechanism；500, third transmission mechanism.
Specific implementation mode
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
As depicted in figs. 1 and 2, the straw chopping and returning device of the present embodiment, including rack 100 are equipped in rack 100
Crush box 1, feed hopper 2, rotatable roller 3 and first rotate drive component, and roller 3 is located in 1 inner cavity of crush box, first turn
Dynamic drive component is connected with roller 3 and energy driving drum 3 rotates, and feed hopper 2 is connected to the top of 1 inner cavity of crush box, can pass through
Stalk is sent into 1 inner cavity of crush box by feed hopper 2, and the bottom of 1 inner cavity of crush box is equipped with more than one discharge port 101, and being used for will
There is hollow hollow cavity 31, the barrel of roller 3 to be equipped in connection for 1 inner cavity of stalk discharge crush box after crushing, roller 3
Material path 32 outside cavity body 31 and roller 3, material path 32 pass through roller 3 for stalk, are equipped on roller 3 multigroup along roller
The spaced knife group of 3 pivot centers, each group knife group include spaced apart more moving knife 5, rack around 3 pivot center of roller
Every group of knife group is corresponded on 100 and is installed with stationary knife 6, and when roller 3 rotates, each stationary knife 6 is used for each dynamic with corresponding knife group
The cooperation chopping stalk of knife 5.When work, moving knife 5 can coordinate with stationary knife 6 with 3 high-speed rotation of roller and crush stalk, utilize moving knife 5
It is moved with the relative dislocation of stationary knife 6, effect can be crushed efficiently quickly by straw chopping to greatly improve working efficiency, improve
Fruit saves energy consumption and cost, which has simple and compact for structure, stable and reliable in work, installation maintenance side
Just the advantages of, can adapt to the crop material of different moisture levels.
In the present embodiment, the axial one end of roller 3 is equipped with connection hollow cavity 31 and the end outlet 33 outside roller 3,
It is equipped in hollow cavity 31 for the discharge assembly by the stalk after being shredded in hollow cavity 31 from 33 discharge of end outlet.By
The stalk after chopping can be made to be difficult to freely drop out roller 3 from discharge port 101 in 3 high-speed rotation of roller, stalk is caused to accumulate and make
At blocking, can force in time from 33 discharge of end outlet can have the stalk after crushing in hollow cavity 31 using discharge assembly
Effect avoids blocking, and ensures the continuity and reliability of work.
In the present embodiment, discharge assembly includes the discharging shaft 7 and driving discharging shaft 7 that may be rotatably mounted in rack 100
Second rotation drive component of rotation, discharging shaft 7 are equipped with the rotation of discharging shaft 7 with crushing straw in hollow cavity 31 from end
The helical blade 8 of 33 discharge of outlet.When second rotation drive component drives discharging shaft 7 to rotate, helical blade 8 is with 7 turns of discharging shaft
It is dynamic, it can be discharged from end outlet 33 with crushing straw in hollow cavity 31.Simple and compact for structure, the fabrication and installation of the discharge assembly
It is convenient, stable and reliable in work, can be good at that efficiently the stalk after chopping being discharged with the cooperation of 3 inner cavity of roller.
In the present embodiment, one end of roller 3 is mounted on by bearing assembly in rack 100, and the other end of roller 3 passes through two
It is a to be supported in a rotatable manner in rack 100 with upper supporting roller 9；Discharging shaft 7 passes through end to export 33, and one end of discharging shaft 7 is logical
Bearing assembly is crossed on roller 3, the other end of discharging shaft 7 is mounted on by bearing assembly in rack 100, discharging shaft 7
Pivot center is overlapped with the pivot center of roller 3, and roller 3 uses coaxial design with discharging shaft 7, and different bearing peaces is respectively adopted
Dress mode, this kind of mounting means facilitates making to assemble, and conducive to improving structural compactness, reducing cost, and is driven effect conducive to improving
Rate.
First rotation drive component includes rotary drive, and rotary drive passes through the first transmission mechanism 200 and 3 phase of roller
Even；Second rotation drive component includes the jackshaft 300 being mounted in rack 100, and jackshaft 300 passes through the second transmission mechanism
400 are connected with roller 3, and discharging shaft 7 is connected by third transmission mechanism 500 with jackshaft 300.Rotary drive is passed by first
Motivation structure 200 can driving drum 3 rotate, while roller 3 transfers a torque to jackshaft 300 by the second transmission mechanism 400, then
Discharging shaft 7 is driven to rotate by third transmission mechanism 500.Discharging shaft 7 and roller 3 share a rotary drive, can save into
Originally control difficulty, is reduced, by controlling the transmission ratio of the second transmission mechanism 400 and third transmission mechanism 500, it can be achieved that coaxially not
With the transmission of speed and torque.Above-mentioned first transmission mechanism 200, the second transmission mechanism 400 and third transmission mechanism 500 can be adopted
With chain-drive mechanism or tape handler, motor or other power plants can be used in rotary drive.
In the present embodiment, roller 3 includes reel 301, ring-like end cap 302 and several knife rests 303, reel 301 and ring-like end
Lid 302 is divided into the axial both ends of roller 3, and several knife rests 303 are around the axis arranged for interval of roller 3, the both ends point of each knife rest 303
It is not connected with reel 301 and ring-like end cap 302, two neighboring knife rest 303, reel 301 and ring-like end cap 302 surround a punishment in advance
Hole 32, the centre bore of ring-like end cap 302 is as end outlet 33, and reel 301 is mounted on by bearing assembly in rack 100, ring
Type end cap 302 is supported on by more than two carrying rollers 9 in rack 100 in a rotatable manner, and each group knife group is on each knife rest 303
It is equipped with a moving knife 5.The centre bore of ring-like end cap 302 can be improved structural compactness, reduce system directly as end outlet 33
Make difficulty, this kind of Combined drum 3 be easy to making, low manufacture cost, replace it is easy to maintain.Preferably, ring-like end cap 302 is outer
Circumferential surface is equipped with the ring-like guide groove 3021 being fastened on carrying roller 9, and stability when roller 3 rotates can be improved.Preferably, each knife rest
The position limiting structure that setting limitation knife rest 303 is rotated relative to reel 301 between 303 and reel 301, for example, position limiting structure can be adopted
With the connected structure of non-circular hole and non-circular bosses, or the step structure etc. that abuts.
In the present embodiment, each knife rest 303 is can adjust the radial spacing between 3 axis of roller and adjust and 3 axis of roller
The mode of angle is connected on reel 301 and ring-like end cap 302 between section, by adjusting between knife rest 303 and 3 axis of roller
Angle between radial spacing and adjusting knife rest 303 and 3 shaft section of roller, can be adjusted between 5 rotation round of moving knife and stationary knife 6
Spacing, to realize the adjustment in chopping gap；Adjust angle between 3 shaft section of knife rest 303 and roller simultaneously, moreover it is possible to adjust moving knife
5 angle of inclination ensures chopping result, and can adapt to the crop material of different characteristics by adjusting.In the present embodiment, each knife rest
303 specifically use following mounting means, and it is radial along roller 3 that the setting of each knife rest 303 is corresponded on reel 301 and ring-like end cap 302
Reel 301 is connect with knife rest 303 and ring-like end cap 302 with knife rest 303 using bolt across regulating tank by the regulating tank of extension
Fixed, bolt can adjust position along regulating tank, while the rotational angle of knife rest 303, Jin Ershi can also be adjusted around bolt axis
Radial spacing between knife rest 303 and 3 axis of roller is now adjusted, and adjusts angle between knife rest 303 and 3 shaft section of roller.
In the present embodiment, stationary knife 6 is located at feed hopper 2 with below the communication port of 1 inner cavity of crush box, makes stalk from feed hopper 2
It has just enter into 1 inner cavity of crush box i.e. driven knife 5 and stationary knife 6 is shredded, crush efficiency and crushing effect can be further increased, kept away
Exempting from stalk cannot crush and cause winding and blockage problem in time.Each stationary knife 6 along 3 radial direction of roller can adjust the side of installation site
Formula is mounted in rack 100, by adjusting installation site of the stationary knife 6 in roller 3 radially, can equally adjust 5 rotational circle of moving knife
Spacing between week and stationary knife 6 realizes the adjustment in chopping gap.Each stationary knife 6 specifically uses following mounting means, in rack 100
It is upper that the regulating tank radially extended along roller 3 is set, stationary knife 6 is fixed in rack 100 across regulating tank using bolt, bolt can
To adjust position along regulating tank, to realize the installation site for adjusting stationary knife 6 in roller 3 in the radial direction.
In the present embodiment, the lower section of discharge port 101 is equipped with the grid baffle 10 being from top to bottom in tilted layout, grid baffle 10
It is installed in rack 100 by wobble component and can oscillating traverse motion be driven by wobble component.Grid baffle 10 has water conservancy diversion
Effect drives 10 oscillating traverse motion of grid baffle by wobble component, crushing straw can be made in the mistake to glide along grid baffle 10
Cheng Zhong is uniformly dispersed while gliding, and realizes the uniform throwing returning of crushing straw that discharge port 101 is discharged.
In the present embodiment, the bottom of 1 inner cavity of crush box is set altogether there are two discharge port 101, and one of discharge port 101 is located at
The underface of roller 3, another discharge port 101 are located at the underface of end outlet 33；Grid baffle 10 is located at end outlet 33
The grid arrangement mode of lower section is radially to be arranged along 10 downwardly-inclined direction of grid baffle, is provided on grid baffle 10
The splicing channel 102 on 10 top of grid baffle is fallen to after stalk after chopping that two discharge ports 101 are discharged is converged.In roller
In the state of 3 high speed rotations, stalk major part is discharged by the effect of discharge assembly from end outlet 33 after chopping, grid baffle
The 10 grid arrangement modes for being located at 33 lower section of end outlet are radially to be arranged along 10 downwardly-inclined direction of grid baffle, can
It will achieve the purpose that be uniformly distributed and shed in entire grid baffle 10 from straw scattering draught after the chopping of 33 discharge of end outlet.
Meanwhile being arranged and stalk after chopping that two discharge ports 101 are discharged capable of being converged in the splicing channel 102 on 10 top of grid baffle,
And it is set to fall to 10 top of grid baffle, it can be achieved that stalk is shed cross again by vibrations grid baffle 10 makes chopping when swinging after
To distribution blanking.
In the present embodiment, grid baffle 10 be connected in rack 100 by four swing rods 11 and can relative to rack 100 with
The mode pendulum motion for keeping inclination angle constant is conducive to crushing straw finely dispersed downslide on grid baffle 10, further carries
The uniformity of high crushing straw throwing returning.
In the present embodiment, wobble component includes turntable 12 and connecting rod 13, and turntable 12 is rotatably mounted in rack 100,
The both ends of connecting rod 13 are hinged with turntable 12 and grid baffle 10 respectively, and turntable 12 is driven by the 4th transmission mechanism and the first rotation
Component is connected, and turntable 12 and connecting rod 13 constitute a toggle, and turntable 12 can drive grid to keep off when rotating by connecting rod 13
10 oscillating traverse motion of plate.Preferably, the 4th transmission mechanism includes steering gear, steering gear use the prior art, steering gear it is defeated
Enter end with jackshaft 300 above-mentioned to be connected, the output end of steering gear is connected with turntable 12, and jackshaft 300 can drive by steering gear
Turn disk 12 rotates, to drive 10 pendulum motion of grid baffle.Wobble component directly takes power, Neng Goujin from jackshaft 300
One step improves structural compactness, saves cost, reduces control difficulty.
In the present embodiment, crush box 1 is made of the skeleton in rack 100 with the coaming plate being connected on skeleton.It is preferred that
, there are two discharge port 101 is set altogether, a discharge port 101 is located at 3 lower section of roller, for being arranged for the crushing straw across roller 3
Go out, another discharge port 101 is located at the lower section of end outlet 33, for the crushing straw discharge for being fallen from end outlet 33, goes out
Material mouth 101 is a bucket-shaped channel, and the cross-sectional area in bucket-shaped channel is gradually reduced along direction from top to bottom, is conducive to straw after chopping
Stalk smoothly concentrates discharge, prevents the accumulation of material.Six groups of knife groups are preferably set altogether on roller 3.
The straw chopping and returning device of the present embodiment, which may be used independent power and drive, to be used alone, can also with combine
Harvester matches.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example.To those of ordinary skill in the art, obtained improvement and change in the case where not departing from the technology of the present invention concept thereof
It changes and also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of straw chopping and returning device, it is characterised in that：Including rack（100）, the rack（100）On crushing is installed
Case（1）, feed hopper（2）, rotatable roller（3）And and roller（3）Be connected simultaneously driving drum（3）First rotation of rotation is driven
Dynamic component, the roller（3）Positioned at crush box（1）In inner cavity, the feed hopper（2）With crush box（1）The top of inner cavity is connected to,
The crush box（1）The bottom of inner cavity is equipped with more than one discharge port（101）, the roller（3）With hollow hollow cavity
（31）, the roller（3）Barrel be equipped with connection hollow cavity（31）And roller（3）External material path（32）, the rolling
Cylinder（3）On be equipped with it is multigroup along roller（3）The spaced knife group of pivot center, each group knife group includes around roller（3）Rotation axis
Line is spaced apart more moving knife（5）, the rack（100）Every group of knife group of upper correspondence be fixedly mounted be useful for it is each in knife group
Moving knife（5）The stationary knife of cooperation chopping stalk（6）.
2. straw chopping and returning device according to claim 1, it is characterised in that：The roller（3）Axial one end is set
There is connection hollow cavity（31）With roller（3）External end outlet（33）, the hollow cavity（31）In be equipped with for will
Hollow cavity（31）Stalk after middle chopping is exported from end（33）The discharge assembly of discharge.
3. straw chopping and returning device according to claim 2, it is characterised in that：The discharge assembly includes rotatable peace
Mounted in rack（100）On discharging shaft（7）And driving discharging shaft（7）Second rotation drive component of rotation, the discharging shaft
（7）It is equipped with discharging shaft（7）Rotation is with hollow cavity（31）Middle crushing straw is exported from end（33）The helical blade of discharge
（8）.
4. straw chopping and returning device according to claim 3, it is characterised in that：The roller（3）One end pass through axis
Bearing assembly is mounted on rack（100）On, the roller（3）The other end pass through more than two carrying rollers（9）It props up in a rotatable manner
It holds in rack（100）On；The discharging shaft（7）It is exported across end（33）, and the discharging shaft（7）One end pass through bearing group
Part is mounted on roller（3）On, the discharging shaft（7）The other end by bearing assembly be mounted on rack（100）On, the discharge
Axis（7）Pivot center and roller（3）Pivot center overlap；The first rotation drive component includes rotary drive, institute
It states rotary drive and passes through the first transmission mechanism（200）With roller（3）It is connected；The second rotation drive component includes being mounted on
Rack（100）On jackshaft（300）, the jackshaft（300）Pass through the second transmission mechanism（400）With roller（3）It is connected, institute
State discharging shaft（7）Pass through third transmission mechanism（500）With jackshaft（300）It is connected.
5. straw chopping and returning device according to claim 3, it is characterised in that：The roller（3）Including reel
（301）, ring-like end cap（302）With several knife rests（303）, the reel（301）With ring-like end cap（302）It is divided into roller（3）
Axial both ends, several knife rests（303）Around roller（3）Axis arranged for interval, each knife rest（303）Both ends respectively with reel
（301）With ring-like end cap（302）It is connected, two neighboring knife rest（303）, reel（301）With ring-like end cap（302）Surround an institute
State material path（32）, the ring-like end cap（302）Centre bore exported as the end（33）, the reel（301）Pass through
Bearing assembly is mounted on rack（100）On, the ring-like end cap（302）Pass through more than two carrying rollers（9）With rotatable side
Formula is supported on rack（100）On, each group knife group is in each knife rest（303）On be equipped with a moving knife（5）.
6. straw chopping and returning device according to claim 5, it is characterised in that：Each knife rest（303）Can adjust and roll
Cylinder（3）Radial spacing and adjusting and roller between axis（3）The mode of angle is connected to reel between shaft section（301）And ring
Type end cap（302）On.
7. straw chopping and returning device according to claim 1, it is characterised in that：The stationary knife（6）Positioned at feed hopper（2）
With crush box（1）Below the communication port of inner cavity, each stationary knife（6）With can be along roller（3）The mode of radial adjustment installation site is installed
In rack（100）On.
8. the straw chopping and returning device according to any one of claim 2 to 6, it is characterised in that：The discharge port
（101）Lower section be equipped with the grid baffle that is from top to bottom in tilted layout（10）, the grid baffle（10）Pacified by wobble component
Loaded on rack（100）Above and can oscillating traverse motion be driven by wobble component.
9. straw chopping and returning device according to claim 8, it is characterised in that：The crush box（1）The bottom of inner cavity
The discharge port there are two setting altogether（101）, one of discharge port（101）Positioned at roller（3）Underface, another discharge port
（101）It is exported positioned at end（33）Underface；The grid baffle（10）It is exported positioned at end（33）The grid arrangement of lower section
Mode is along grid baffle（10）Downwardly-inclined direction radially arranges, the grid baffle（10）On be provided with two
Discharge port（101）Stalk falls to grid baffle after the chopping of discharge after converging（10）The splicing channel on top（102）.
10. straw chopping and returning device according to claim 8, it is characterised in that：The grid baffle（10）By more
Root swing rod（11）It is connected to rack（100）It above and can be relative to rack（100）The pendulum motion in a manner of keeping inclination angle constant；
The wobble component includes turntable（12）And connecting rod（13）, the turntable（12）Rotatably it is mounted on rack（100）On, it is described
Connecting rod（13）Both ends respectively with turntable（12）With grid baffle（10）It is hinged, the turntable（12）By the 4th transmission mechanism with
First rotation drive component is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810275845.XA CN108476754B (en) | 2018-03-30 | 2018-03-30 | Straw crushing and returning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810275845.XA CN108476754B (en) | 2018-03-30 | 2018-03-30 | Straw crushing and returning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108476754A true CN108476754A (en) | 2018-09-04 |
| CN108476754B CN108476754B (en) | 2021-12-21 |
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ID=63317677
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810275845.XA Active CN108476754B (en) | 2018-03-30 | 2018-03-30 | Straw crushing and returning device |
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| CN (1) | CN108476754B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419319A (en) * | 2019-09-05 | 2019-11-08 | 中国农业大学 | A kind of stalk multi-level fine crushing throwing returning device |
| CN110741812A (en) * | 2019-11-13 | 2020-02-04 | 湖南省土壤肥料研究所 | Straw crushing and returning device with straw decomposition agent spraying function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110419319A (en) * | 2019-09-05 | 2019-11-08 | 中国农业大学 | A kind of stalk multi-level fine crushing throwing returning device |
| CN110419319B (en) * | 2019-09-05 | 2020-12-25 | 中国农业大学 | Straw multistage fine grinding and throwing returning device |
| CN110741812A (en) * | 2019-11-13 | 2020-02-04 | 湖南省土壤肥料研究所 | Straw crushing and returning device with straw decomposition agent spraying function |
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