CN109964654A - A kind of ridge culture straw chopping and returning machine with furrow operation - Google Patents
A kind of ridge culture straw chopping and returning machine with furrow operation Download PDFInfo
- Publication number
- CN109964654A CN109964654A CN201910337459.3A CN201910337459A CN109964654A CN 109964654 A CN109964654 A CN 109964654A CN 201910337459 A CN201910337459 A CN 201910337459A CN 109964654 A CN109964654 A CN 109964654A
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- China
- Prior art keywords
- furrow
- straw
- fixed
- returning machine
- ridge culture
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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
- A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
- A01D34/8355—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for cutting up or crushing remaining standing stalks, e.g. stubble
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D82/00—Crop conditioners, i.e. machines for crushing or bruising stalks
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D89/00—Pick-ups for loaders, chaff-cutters, balers, field-threshers, or the like, i.e. attachments for picking-up hay or the like field crops
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention belongs to a kind of ridge culture straw chopping and returning machine with furrow operation, including rack, Cardan shaft, gearbox, V -- belt Drive system, V-belt tensioning apparatus, straw stalk pulverizing knife roller assembly and after limit land wheel.It is equipped with straw field pickup on the back rest of ridge culture straw chopping and returning machine and ploughs hook device, or is equipped with straw field pickup in the front end rack of the rear limit land wheel of ridge culture straw chopping and returning machine and ploughs hook device.The advantages of present invention can mechanically complete the collection comminution process of stalk in the furrow of field simultaneously, have structure simple, and rationally, improvement cost is low for design, remove and the high-efficient of broken stubble, using effect are good, energy conservation and saving of work and time.
Description
Technical field
The invention belongs to a kind of ridge culture straw chopping and returning machine with furrow operation.
Background technique
Straw chopping and returning machine is upright to field or laying corn, jowar, cotton, paddy and wheat class stalk progress machinery
Change the common agricultural machinery for crushing returning to the field operation on the spot.Manpower processing stalk during " three summer jobs ", " three autumn jobs as harvesting, tilling and planting " can effectively be solved using the machine
The contradiction that bring labour is nervous, misses the farming season, and vehicle can be caused normal to avoid the smog due to crop straw burning
Traveling, aircraft, which cannot normally take off, to be landed and seriously pollutes environment, destroys the problem of organic matter of soil.Straw chopping and returning pair
In the increase soil organism, improvement soil texture, increasing fertility of land all has obvious effects on, and the soil property after straw chopping and returning is dredged
Pine, retain water and nutrients ability are strong.
As shown in Figure 1, straw chopping and returning owner will by Cardan shaft 1, rack 5, gearbox 3, be located at belt housing 8
Interior V -- belt Drive system, V-belt tensioning apparatus 4, straw stalk pulverizing knife roller assembly 7, rear limit land wheel 6, suspension frame mechanism 2,
The equal components composition of safe check apron 11.Tractor traction straw chopping and returning machine, the power of tractor motive power output shaft outflow is through ten thousand
Be transmitted to the line shaft of gearbox 3 to section transmission shaft 1, through in gearbox gear, after the two-stage speedup of V-belt, stalk is driven to crush
Rotor and crushing flail knives numerous thereon are rotate together at high speed.High-speed rotating crushing flail knife impacts and picks up the straw of ground
Stalk generates negative pressure, stalk is inhaled under the booster action of negative pressure simultaneously because crushing the high speed rotation of flail knife at feeding mouth
It in casing, and meets with the first row bed plate in casing and is once cut, then flowing through in streamlined housing due to section
Variation, lead to the change of air velocity, stalk made repeatedly to be cut and be hammered.Flail knife and bed plate are crushed when stalk enters
It when gap, is repeatedly sheared, the effect of rubbing and tearing is further crushed.
But traditional straw chopping and returning machine cannot carry out comminution process to the stalk being located in the furrow of field simultaneously, cause
The deficiency that stalk need to be collected manually, be crushed again in furrow, the omission stalk in the furrow of field are unable to satisfy locality
Quickly turn over the demand of sowing agronomy.
Summary of the invention
The purpose of the present invention is designing a kind of ridge culture straw chopping and returning machine with furrow operation, can mechanically complete simultaneously
The collection comminution process of stalk in the furrow of field has structure simple, and rationally, improvement cost is low for design, removes the effect with broken stubble
The advantages of rate is high, using effect is good, energy conservation and saving of work and time.
For this purpose, the present invention includes rack, Cardan shaft, gearbox, V -- belt Drive system, V-belt tensioning dress
Set, straw stalk pulverizing knife roller assembly and after limit land wheel.It is equipped with straw field pickup on the back rest of ridge culture straw chopping and returning machine and ploughs hook
Device, or be equipped with straw field pickup in the front end rack of the rear limit land wheel of ridge culture straw chopping and returning machine and plough hook device.
The straw field pickup plough hook device is on the back rest of ridge culture straw chopping and returning machine according to field furrow center
The comparable size of distance is equipped with several plough hook fixing seats.It is transversely provided with the adjusting seat screw hole of perforation in plough hook fixing seat, ploughs shank
Upper end fasten from the bottom to top plough hook fixing seat in, plough shank lower end be fixed baffle seat, plough shank on correspond to adjusting seat
Screw hole, which is equipped with, makes to plough the multiple groups height adjusting hole that shank height pick up with the furrow depth height adjustment, and plough shank passes through fastening
Bolt is fixed in plough hook fixing seat, and fixed baffle seat front end is fixed with from top to bottom picks up skimming baffle and straw field pickup head.
Straw stalk pulverizing knife roller corresponding with fixed baffle seat front end is equipped with furrow and crushes flail knife.
The straw field pickup plough hook device is in the front end rack of the rear limit land wheel of ridge culture straw chopping and returning machine
Equipped with the supporting beam that both ends are fixed as one with corresponding rack, several sliding block slide fits are in supporting beam, the upper end of each sliding block
Equipped with sliding block fixing threaded hole, the lower part of sliding block fixing bolt is arranged in sliding block fixing threaded hole, and sliding block passes through sliding block fixing bolt
It can be fixed in supporting beam corresponding with furrow upper end, the front or rear side of each sliding block and the rear or front side end of plough hook fixing seat
It is fixed as one.The adjusting seat screw hole of perforation is transversely provided in plough hook fixing seat, the upper end for ploughing shank fastens from the bottom to top is ploughing
In hook fixing seat, plough shank lower end be fixed baffle seat, plough shank on correspond to adjusting seat screw hole be equipped with make plough shank height with
The furrow depth pick up the multiple groups height adjusting hole of height adjustment, and plough shank is fixed on plough hook fixing seat by fastening bolt
Interior, fixed baffle seat front end is fixed with from top to bottom picks up skimming baffle and straw field pickup head.It is corresponding with fixed baffle seat front end
Straw stalk pulverizing knife roller be equipped with furrow crush flail knife.
The straw field pickup head is in duck nozzle type, in straw field pickup head front end face furrow corresponding with the place bottom of duck type
The distance between face is 1~5mm.The rear end top of the straw field pickup head, which is held, is fixed on fixed baffle seat lower front part.It is described
Pickup skimming baffle in the middle part of be separation lug boss, separation lug boss two sides be respectively to furrow two sides upper end convolution rise
Inner arc baffle.The length that the furrow crushes flail knife is greater than the length for crushing flail knife, and furrow crushes the rotation outer diameter of flail knife
In the corresponding furrow in place.The rotation outer diameter that the furrow crushes flail knife is picked up with corresponding pickup skimming baffle and stalk
Picking up the distance between head is 2~5cm.The cross section of the supporting beam and plough shank is square type.Described is fixed with pickup point
It is fixed by screws on fixed baffle seat front end face from baffle and straw field pickup head.
Above structure has reached the purpose of the present invention.
The present invention can mechanically complete the collection comminution process of stalk in the furrow of field simultaneously, have structure simple, design
Rationally, the advantages of improvement cost is low, removes and the high-efficient of broken stubble, using effect are good, energy conservation and saving of work and time.
The present invention can be not necessarily to employment simultaneously to the collection comminution process for not carrying out stalk in conplane field and furrow
Work again to straw collecting in furrow, carry out comminution process again, save a large amount of manpower and material resources, and be able to satisfy local quickly turn over and broadcast
The demand of kind agronomy, will not miss the farming season.
Detailed description of the invention
Fig. 1 is side structure schematic diagram of the invention.
Fig. 2 is straw field pickup plough hook device position distribution structural schematic diagram of the invention.
Fig. 3 is the partial structural diagram of straw field pickup plough hook device of the invention.
Fig. 4 is the partial structural diagram of straw field pickup plough hook device and straw stalk pulverizing knife roller of the invention.
Fig. 5 is the positive structure schematic of pickup skimming baffle and straw field pickup head of the invention.
Fig. 6 is the A-A the schematic diagram of the section structure of Fig. 5.
Fig. 7 is supporting beam of the invention, sliding block and the partial structural diagram for ploughing hook fixing seat.
Specific embodiment
As shown in Figures 1 to 7, a kind of ridge culture straw chopping and returning machine with furrow operation.The present invention is in traditional straw
Straw field pickup plough hook device 9, therefore the rack 5 for including, Cardan shaft 1, gearbox 3, position are added on stalk crushing and returning to field machine
Stalk in the V -- belt Drive system in belt housing 8 crushes belt wheel 21, axis consolidates nut 20, left shaft holder 22 and right bearing seat
25, V-belt tensioning apparatus 4, straw stalk pulverizing knife roller 24 and flail knife engaging lug densely covered thereon in straw stalk pulverizing knife roller assembly 7
It is rear to limit land wheel 6 with each crushing flail knife 17 for connecting trunnion with each flail knife by drift bolt 23, bayonet lock 27 and connecing, frame mechanism 2 is hung,
Safe check apron 11, pillar 10, casing plate 15 etc. is traditional structure, therefore is not repeated.
The present invention is equipped with straw field pickup on the back rest of ridge culture straw chopping and returning machine and ploughs hook device, or in ridge culture straw powder
The front end rack of the rear limit land wheel of broken chopper is equipped with straw field pickup and ploughs hook device.
Embodiment 1: as shown in Figures 1 to 6, the present invention is equipped with straw field pickup on the back rest of ridge culture straw chopping and returning machine
Plough hook device 9.
The straw field pickup plough hook device is on the back rest 13 of ridge culture straw chopping and returning machine according to field furrow 16
The comparable size of centre distance is equipped with several plough hook fixing seats 12.The both ends of the back rest are connected with the machine frame at two sides in corresponding portion,
The front end of the back rest is casing plate, is straw stalk pulverizing knife roller on front side of the lower end of the back rest.
The adjusting seat screw hole 33 of perforation is transversely provided in plough hook fixing seat, the upper end of plough shank 14 fastens from the bottom to top is ploughing
In hook fixing seat, the lower end for ploughing shank is fixed baffle seat 94, and ploughing to correspond to adjusting seat screw hole on shank and be equipped with makes to plough shank height
Pick up with 16 depth of furrow the multiple groups height adjusting hole 19 of height adjustment.Plough shank is fixed on plough hook by fastening bolt 28
In fixing seat, i.e., fastening bolt sequentially passes through the adjusting seat screw hole ploughed in hook fixing seat, ploughs corresponding adjusting seat screw hole on shank
It is fastened again with fastening nut afterwards.The cross section of the plough shank is square type, to facilitate positioning to fasten.
Straw stalk pulverizing knife roller corresponding with fixed baffle seat front end be equipped with furrow crush flail knife 18, that is, should ensure that with each
The corresponding straw stalk pulverizing knife roller of furrow is equipped with one group of furrow and crushes flail knife.The length that the furrow crushes flail knife is greater than tradition
Crushing flail knife length, furrow crush flail knife rotation outer diameter be located in the corresponding furrow in place.Flail knife is crushed with furrow
Flail knife engaging lug, drift bolt 23 and the bayonet lock 27 that the straw stalk pulverizing knife roller in correspondence portion is equipped with, furrow crush flail knife and traditional powder
The method that broken flail knife axis is located on flail knife engaging lug is identical, after also sequentially passing through flail knife engaging lug and furrow crushing flail knife with drift bolt
After holding axis hole, then the drift bolt end holes being located on the outside of flail knife engaging lug are fixed with bayonet lock.Furrow crushes flail knife and traditional crushing
The axis of flail knife and flail knife engaging lug connects method and is all made of traditional structure and method, to facilitate furrow to crush flail knife and crush flail knife
Conversion according to demand uses.
Revolver axis 29 and right wheel axis 26 positioned at straw stalk pulverizing knife roller two sides pass through left shaft holder 22 and right bearing respectively
Seat 25 connects with two side axle of rack in corresponding portion.Nut 20 is consolidated by axis on revolver axis and is fixed with triangular belt transmission wheel 21, V-belt
Driving wheel through in gearbox gear, drive after the two-stage speedup of V-belt.
The furrow crush flail knife rotation outer diameter and it is corresponding pick up between skimming baffle and straw field pickup head away from
From for 2~5cm.
94 front end of fixed baffle seat is fixed with from top to bottom picks up skimming baffle 92 and straw field pickup head 91.The stalk
Pickup head is in duck nozzle type, in favor of preferably picking up the stalk in furrow.In the straw field pickup head front end face of duck type
The distance between furrow corresponding with place bottom surface is 1~5mm.The rear end top of the straw field pickup head, which is held, is fixed on fixed baffle
Seat lower front part, in favor of consolidating straw field pickup head.Described be fixed with picks up skimming baffle and straw field pickup head passes through screw
93 are fixed on fixed baffle seat front end face, replacement when picking up skimming baffle and the damage of straw field pickup head to facilitate.
It is separation lug boss in the middle part of the pickup skimming baffle, separation lug boss two sides are respectively on furrow two sides
The Inner arc baffle that end convolution rises.It is being returned in use, the stalk being located in furrow has been hugged by the stalk pickup head of duck nozzle type
Screwing on, which collapses stalk herein when agglomerate reaches certain amount at the pickup skimming baffle of the Inner arc risen, protrudes into the ridge in furrow
The stalk convolution for collapsing troupe herein can be taken away and be crushed by ditch crushing flail knife.And remaining is located at the straw in furrow face two sides field
Stalk then still is completed to crush by the traditional crushing flail knife of remaining on straw stalk pulverizing knife roller.
In use, tractor drags the ridge culture straw chopping and returning machine moved with furrow operation, tractor motive power output shaft outflow
Power the line shaft of gearbox 3 is transmitted to through Cardan shaft 1, through in gearbox gear, pass through V -- belt Drive three again
After the two-stage speedup of angle V belt translation wheel, straw stalk pulverizing knife roller and thereon numerous crushing flail knives and furrow is driven to crush flail knife one
Superhigh speed rotation.Stalk in the two sides ground of furrow upper end is crushed by numerous on straw stalk pulverizing knife roller crushing flail knives.Position
Make at the pickup skimming baffle for the Inner arc that convolution rises in the stalk in furrow is hugged by the stalk pickup head of duck nozzle type
Stalk collapses the furrow crushing flail knife protruded into furrow when agglomerate reaches certain amount herein will can collapse herein the stalk of troupe
Convolution, which is taken away, to be crushed.
If institute's operation field unloads furrow from the flail knife engaging lug on straw stalk pulverizing knife roller and crushes flail knife without furrow,
It replaces with traditional crushing flail knife, then unloads from plough hook fixing seat plough shank (while containing picking up skimming baffle and straw field pickup
Head), straw chopping and returning machine operation can be formed.
Embodiment 2: as shown in Figures 1 to 7, front end machine of the present invention in the rear limit land wheel of ridge culture straw chopping and returning machine
Frame is equipped with straw field pickup and ploughs hook device.
The straw field pickup plough hook device is in the front end rack of the rear limit land wheel 6 of ridge culture straw chopping and returning machine
Equipped with the supporting beam 30 that both ends are fixed as one with corresponding rack, the cross section of the supporting beam and plough shank is square type.
Several 31 slide fits of sliding block are in supporting beam, and the upper end of each sliding block is equipped with sliding block fixing threaded hole 32, and fixing threaded hole communicates sliding block
Upper surface, the lower part of sliding block fixing bolt are arranged in sliding block fixing threaded hole, sliding block by sliding block fixing bolt can be fixed on
In the corresponding supporting beam in furrow upper end.The front or rear side of each sliding block and the rear or front side end of plough hook fixing seat 12 are fixed as one
Body.
The adjusting seat screw hole of perforation is transversely provided in plough hook fixing seat, the upper end for ploughing shank fastens from the bottom to top to be consolidated in plough hook
In reservation, the lower end for ploughing shank is fixed baffle seat, and ploughing to correspond to adjusting seat screw hole on shank and be equipped with makes to plough shank height with furrow
The depth pick up the multiple groups height adjusting hole of height adjustment, and plough shank is fixed in plough hook fixing seat by fastening bolt, Gu
Determine apron block front end and is fixed with pickup skimming baffle and straw field pickup head from top to bottom.Stalk corresponding with fixed baffle seat front end
It crushes rotor and is equipped with furrow crushing flail knife.Remaining structure is same as Example 1, therefore is not repeated.
In use, first move to each sliding block in supporting beam on supporting beam corresponding with each field furrow center position, and
After tighten sliding block fixing bolt each sliding block be fixed on supporting beam corresponding position；In the plough hook fixing seat of each sliding block by down toward
On fasten with pick up skimming baffle and straw field pickup head plough shank, plough shank height with the furrow depth carry out pick up height adjust
It is whole, shank, which will be ploughed, after adjusting, with fastening bolt is fixed in plough hook fixing seat.In straw stalk pulverizing knife corresponding with furrow axis
Furrow is loaded on the flail knife engaging lug of roller crushes flail knife.It can be dragged by tractor and move the ridge culture straw chopping and returning with furrow operation
Machine operation.Operating principle is same as Example 1, therefore is not repeated.
If institute's operation field unloads furrow from straw stalk pulverizing knife roller and crushes flail knife, replace with traditional powder without furrow
Broken flail knife, then plough shank (while the skimming baffle containing pickup and straw field pickup head) is unloaded from plough hook fixing seat, straw can be formed
Stalk chopping and returning machine operation.
In short, the present invention can mechanically complete the collection comminution process of stalk in the furrow of field simultaneously, have structure simple,
The advantages of rationally, improvement cost is low for design, removes and the high-efficient of broken stubble, using effect are good, energy conservation and saving of work and time.
Claims (10)
1. a kind of ridge culture straw chopping and returning machine with furrow operation, including rack, Cardan shaft, gearbox, V-belt
Transmission system, V-belt tensioning apparatus, straw stalk pulverizing knife roller assembly and after limit land wheel, it is characterised in that: in ridge culture straw powder
The back rest of broken chopper is equipped with straw field pickup and ploughs hook device, or the front end of the rear limit land wheel in ridge culture straw chopping and returning machine
Rack is equipped with straw field pickup and ploughs hook device.
2. a kind of ridge culture straw chopping and returning machine with furrow operation according to claim 1, it is characterised in that: the straw
It is to be set on the back rest of ridge culture straw chopping and returning machine according to the comparable size of field furrow centre distance that stalk, which picks up plough hook device,
There are several plough hook fixing seats；
The adjusting seat screw hole of perforation is transversely provided in plough hook fixing seat, the upper end for ploughing shank is fastened from the bottom to top in plough hook fixing seat
Interior, the lower end for ploughing shank is fixed baffle seat, and ploughing to correspond to adjusting seat screw hole on shank and be equipped with makes to plough shank height with the furrow depth
Pick up the multiple groups height adjusting hole of height adjustment, plough shank is fixed in plough hook fixing seat by fastening bolt, fixed gear
Panel seat front end is fixed with from top to bottom picks up skimming baffle and straw field pickup head；
Straw stalk pulverizing knife roller corresponding with fixed baffle seat front end is equipped with furrow and crushes flail knife.
3. a kind of ridge culture straw chopping and returning machine with furrow operation according to claim 1, it is characterised in that: the straw
Stalk pick up plough hook device be in the front end rack of the rear limit land wheel of ridge culture straw chopping and returning machine be equipped with both ends with it is corresponding
The supporting beam that rack is fixed as one, for several sliding block slide fits in supporting beam, the upper end of each sliding block is equipped with sliding block fixing threaded hole,
The lower part of sliding block fixing bolt is arranged in sliding block fixing threaded hole, and sliding block can be fixed on and furrow upper end by sliding block fixing bolt
In corresponding supporting beam, the front or rear side of each sliding block and the rear or front side end of plough hook fixing seat are fixed as one；
The adjusting seat screw hole of perforation is transversely provided in plough hook fixing seat, the upper end for ploughing shank is fastened from the bottom to top in plough hook fixing seat
Interior, the lower end for ploughing shank is fixed baffle seat, and ploughing to correspond to adjusting seat screw hole on shank and be equipped with makes to plough shank height with the furrow depth
Pick up the multiple groups height adjusting hole of height adjustment, plough shank is fixed in plough hook fixing seat by fastening bolt, fixed gear
Panel seat front end is fixed with from top to bottom picks up skimming baffle and straw field pickup head；
Straw stalk pulverizing knife roller corresponding with fixed baffle seat front end is equipped with furrow and crushes flail knife.
4. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
Straw field pickup head be in duck nozzle type, in the distance between straw field pickup head front end face furrow corresponding with the place bottom surface of duck type
For 1~5mm.
5. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
The rear end top of straw field pickup head hold and be fixed on fixed baffle seat lower front part.
6. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
Pickup skimming baffle in the middle part of be separation lug boss, separation lug boss two sides be respectively to furrow two sides upper end convolution rise
Inner arc baffle.
7. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
Furrow crush flail knife length be greater than crush flail knife length, furrow crush flail knife rotation outer diameter be located at the corresponding ridge in place
In ditch.
8. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
Furrow crush the distance between rotation outer diameter and corresponding pickup skimming baffle and straw field pickup head of flail knife as 2~5cm.
9. a kind of ridge culture straw chopping and returning machine with furrow operation according to claim 3, it is characterised in that: the branch
Supportting beam and ploughing the cross section of shank is square type.
10. by a kind of ridge culture straw chopping and returning machine with furrow operation described in claim 2 and 3, it is characterised in that: described
Be fixed with and pick up skimming baffle and straw field pickup head and be fixed by screws on fixed baffle seat front end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910337459.3A CN109964654A (en) | 2019-04-25 | 2019-04-25 | A kind of ridge culture straw chopping and returning machine with furrow operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910337459.3A CN109964654A (en) | 2019-04-25 | 2019-04-25 | A kind of ridge culture straw chopping and returning machine with furrow operation |
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| CN109964654A true CN109964654A (en) | 2019-07-05 |
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| CN201910337459.3A Pending CN109964654A (en) | 2019-04-25 | 2019-04-25 | A kind of ridge culture straw chopping and returning machine with furrow operation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110214552A (en) * | 2019-07-10 | 2019-09-10 | 河南豪丰农业装备有限公司 | A kind of Multifunctional straw return-back field machine |
| CN110249797A (en) * | 2019-08-05 | 2019-09-20 | 北京时代沃林科技发展有限公司 | A kind of suitable ridging landform hides formula grass trimmer |
| CN110915328A (en) * | 2019-12-22 | 2020-03-27 | 吉林大学 | Rotary cutting type ridge culture corn farmland stubble breaking and soil crushing integrated machine |
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| CN204047236U (en) * | 2014-08-04 | 2014-12-31 | 孙首泉 | Straw picks up sward seperator |
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| CN204888069U (en) * | 2015-06-29 | 2015-12-23 | 张长旭 | Machine is retrieved to straw regrinding |
| CN207560828U (en) * | 2017-12-13 | 2018-07-03 | 张兆江 | A kind of straw pickup |
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