CN107124940A - A kind of stalk that can realize biological covering sheds seeding integrated machine - Google Patents
A kind of stalk that can realize biological covering sheds seeding integrated machine Download PDFInfo
- Publication number
- CN107124940A CN107124940A CN201710359597.2A CN201710359597A CN107124940A CN 107124940 A CN107124940 A CN 107124940A CN 201710359597 A CN201710359597 A CN 201710359597A CN 107124940 A CN107124940 A CN 107124940A
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- Prior art keywords
- cut
- stalk
- sheds
- box body
- unit
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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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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
- A01C7/085—Broadcast seeders
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
Seeding integrated machine is shed the invention discloses a kind of stalk that can realize biological covering, the all-in-one is shed including vehicle body, straw field pickup unit, supply unit, cutting unit and buffering and is provided with sowing unit below unit, cutting unit.Described straw field pickup unit includes collection bucket, the conveying auger being arranged inside collection bucket and grass pulling wheel, and the side of the collection bucket is provided with the stalk feeding mouth being connected with described supply unit.Cutting unit includes being provided with conveying roller group and cut-out roller group in cut-out casing, the cut-out casing.Buffering sheds the buffer box body that unit includes being connected with cutting unit, and the side of the buffer box body is provided with buffer box body outlet, and described buffer box body outlet is connected by air-introduced machine with shedding pipeline.The all-in-one not only ensure that the seeding quality of corn, reduces earth's surface transpiration, suppresses weed growth, and use can also reduce salinity rising pulling force under the conditions of salt-soda soil, alleviate Salt Strees Condition, promote plant growth.
Description
Technical field
The present invention relates to field of agricultural production technologies, specifically a kind of stalk that can realize biological covering, which is shed, to be broadcast
Plant all-in-one.
Background technology
Biology covering be using crop material and other vegetation etc. cover earth's surface with reach retain and conserve soil moisture, press down grass, improvement
Soil granular structure and the new cultivation technique of rhizosphere microorganism group.
It is typically all live using patch stubble when carrying out summer corn sowing at present in Huang-Huai-Hai wheat, corn Liang Shu areas, just
It is after having gathered in wheat, soil not to be turned over, direct seeding corn.But wheat harvester is dropped after getting wheat
Wheat straw skewness in field, it is agglomerating, embark on journey, easily block an animal-drawn seed plough leg and cause to be short of seedling, soil covering can be also caused often not
It is closely knit to cause seed suspending influence to be emerged.
In addition, being influenceed plant growth by soil salt harm under the conditions of salt-soda soil, biology covering reduces earth's surface transpiration, slowed down
Salinity unlifting pressure, so as to mitigate the harm of crop root Salt Strees Condition, improves root growth environment, promotes plant growth.
The content of the invention
In view of the above-mentioned problems, seeding integrated machine is shed the invention provides a kind of stalk that can realize biological covering, should
All-in-one not only ensure that the seeding quality of corn, it is ensured that emergence rate, and during summer corn is sowed, can realize
Biology covering, reduces earth's surface transpiration, suppresses weed growth, water-retaining effect, improves soil granular structure and rhizosphere microorganism group
Deng.
The technical scheme adopted by the invention to solve the technical problem is that：
A kind of stalk that can realize biological covering sheds seeding integrated machine, including vehicle body, described vehicle body
On be disposed with straw field pickup unit, supply unit, cutting unit and buffering from front to back and shed unit, described vehicle master
It is located on body below described cutting unit and is provided with sowing unit；
Described straw field pickup unit includes collection bucket, is arranged at the conveying auger inside collection bucket, and grass pulling wheel, described
Conveying auger be connected by transmission mechanism with the power unit of the vehicle body, the grass pulling wheel by transmission mechanism with it is defeated
Auger is sent to be connected, the side of the collection bucket is provided with the stalk feeding mouth being connected with described supply unit；
Described cutting unit includes cut-out casing, and the front end of the cut-out casing is provided with and described supply unit phase
The cut-out casing import of connection, the cut-out casing is internally provided with conveying roller group, and described conveying roller group includes and cut-out
The first conveying roller and the second conveying roller of body pivot connection, described the first conveying roller and be arranged on cut-out casing first
Motor is connected；
Described buffering, which sheds unit, to be included being provided with and described cut-out above buffer box body, described buffer box body
The buffer box body import that casing is connected, the side of the buffer box body is provided with buffer box body outlet, described buffer box body
Outlet is connected by air blower with shedding pipeline.
Further, the two ends of the central shaft of the grass pulling wheel are rotatably connected to oscillating rod by bearing assembly respectively, institute
The other end for stating oscillating rod is connected by bearing assembly with the central axis of the conveying auger, the both sides point of the collection bucket
Cylinder installation seat is not provided with, the first oil cylinder, described first are provided between the cylinder installation seat and oscillating rod of the same side
The piston rod of oil cylinder is hinged with described oscillating rod, and cylinder body and the described cylinder installation seat of first oil cylinder are hinged.
Further, baffle plate, one end of the baffle plate and described cut-out are provided with the bottom surface of the cut-out casing
Casing is hinged, and the other end of the baffle plate is pressed on the second conveying roller by spring.
Further, the bottom surface of the cut-out casing is an inclined-plane.
Further, the buffer box body is internally provided with puddle support, and described puddle support includes agitating shaft, described to stir
Mix threeth motor of the one end of axle with being arranged in the buffer box body to be connected, be provided with and arrange in the shape of a spiral on described agitating shaft
The stirrer gear of row.
Further, the rear in described cut-out casing positioned at described conveying roller group is provided with cut-out roller group, described
Cut-out roller group include the first cut-out roller and the second cut-out roller, one end of the first cut-out roller and be arranged at described cut-out case
The second motor on body is connected, along the circumferential direction radially distributed on the first described cut-out roller to be provided with several and first cut
Knife.
Further, be provided with T-shaped sliding block on the first described cutting knife, be provided with the first described cut-out roller with it is described
The T-shaped chute that is engaged of T-shaped sliding block.
Further, the rear in described cut-out casing positioned at described conveying roller group is provided with shut-off mechanism, described
Shut-off mechanism include the second cutting knife, the two ends of second cutting knife respectively be fixedly installed on the cut-out casing second
The piston rod of oil cylinder is fixedly connected, and the fixation being engaged with the second described cutting knife is provided with below the second described cutting knife and is cut
Plate.
Further, one end of the close conveying roller group of described fixation cutting plate is in and coaxially set with the second described conveying roller
The arc put, one end of the remote conveying roller group of the fixed cutting plate is in the inclined-plane tilted down.
The beneficial effects of the invention are as follows：
1st, provide a kind of stalk that can realize biological covering by using the present invention and shed seeding integrated machine, be mainly used in
The related operation of improving straw mulching is needed during wheat and corn Liang Shu areas corn field seeding operation and other crop-plantings.Can
The straw field pickup of preceding stubble is got up, it is to avoid seed suspending is in stalk, it is impossible to touch soil, and influence seeding quality, it is ensured that
Emergence rate.
2nd, the wheat stalk that the present invention will can also be picked up as required sheared by length, and is thrown by air blower
It is sprinkled upon in earth's surface and earth's surface after planting is covered.Biological covering is realized, earth's surface transpiration is reduced, keeps soil moisture, soil
Physicochemical property obtain certain activation, be beneficial to the growth of microorganism, be that the growth of crop is supplied to nutrient.Other stalk
Secretion can also suppress the growth of weeds.
3rd, the shearing length and cladding thickness of stalk can be adjusted as requested in the present invention, to reach optimal screening
Cloudy degree, compactness, water retention and soil moisture etc., so as to ensure biological coverage effect.
4th, by setting rabbling mechanism in material storing box, so as to ensure the uniformity that stalk is shed, it is to avoid local stalk
It is blocked up, influence emergence of corn and subterranean pest-insect is increased.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention；
Fig. 2 is the mplifying structure schematic diagram of part A in Fig. 1；
Fig. 3 is side view of the invention；
Fig. 4 is top view of the invention；
Fig. 5 is the mplifying structure schematic diagram of part B in Fig. 4；
Fig. 6 is internal structure schematic diagram of the invention；
Fig. 7 is the mplifying structure schematic diagram of C portion in Fig. 6；
Fig. 8 is the dimensional structure diagram of puddle support；
Fig. 9 is the structural representation of embodiment three；
Figure 10 is the mplifying structure schematic diagram of D parts in Fig. 9；
Figure 11 is Fig. 9 left view.
In figure：1- vehicle bodies, 2- straw field pickup units, 21- collection buckets, 211- cylinder installation seats, 22- grass pulling wheels, 23-
Conveying auger, 24- stalk feeding mouths, 25- oscillating rods, 251- connecting poles, the oil cylinders of 26- first, 3- supply units, 31- drive rolls,
32- driven vollers, 33- conveyer belts, 34- conveying casings, 4- cutting units, the conveying rollers of 41- first, the conveying rollers of 42- second, 43- the
One motor, the cut-out rollers of 441- first, the cutting knifes of 4411- first, the cut-out rollers of 442- second, the motors of 443- second, the oil cylinders of 451- second,
The cutting knifes of 452- second, 453- fixes cutting plate, and 46- cut-out casings, 47- baffle plates, 48- springs, 5- bufferings shed unit, 51- bufferings
Casing, 52- puddle supports, 53- air blowers, 54- sheds pipeline, the motors of 55- the 3rd, 6- sowing units.
Embodiment
Embodiment one
As shown in figure 1, a kind of stalk that can realize biological covering sheds seeding integrated machine, including vehicle body 1, it is described
Vehicle body 1 on be disposed with straw field pickup unit 2, supply unit 3, cutting unit 4 and buffering from front to back and shed list
First 5, described straw field pickup unit 2 and buffering is provided with sowing list between shedding unit 5 positioned at the described lower section of cutting unit 4
Member 6.Described sowing unit 6 uses seeding apparatus of the prior art, will not be repeated here.
As shown in Figures 2 and 3, described straw field pickup unit 2 includes the collection bucket 21 in soil-shifting spade, the collection bucket
21 are internally provided with conveying auger 23, and the two ends of the conveying auger 23 are rotated by bearing assembly with described collection bucket 21
Connection, one end of the conveying auger 23 is connected by transmission mechanism with the power unit of the vehicle body 1.It is described herein
Transmission mechanism (not shown) and vehicle body 1 power unit (not shown) use prior art,
It will not be repeated here.
As shown in Figures 2 and 3, the top of the collection bucket 21 is provided with the grass pulling wheel 22 for picking up stalk, described
Grass pulling wheel 22 is connected by transmission mechanism with described conveying auger 23.Side inside the collection bucket 21 be provided with it is described
The stalk feeding mouth 24 that is connected of supply unit 3.Grass pulling wheel 22 described herein is with harvester of the prior art
Winder structure, will not be repeated here.
As shown in fig. 6, described supply unit 3 include conveying casing 34, it is described conveying casing 34 lower end with it is described
Collection bucket 21 is fixedly connected, and the upper end of the conveying casing 34 is fixedly connected with the cut-out casing 46 of described cutting unit 4.Institute
The upper and lower end for being internally located at described conveying casing 34 for stating conveying casing 34 is respectively arranged with driven voller 32 and drive roll 31,
Conveyer belt 33 is provided between described drive roll 31 and driven voller 32.As shown in figure 3, described drive roll 31 passes through driver
Structure is connected with described conveying auger 23.
As shown in fig. 6, described cutting unit 4 include cut-out casing 46, it is described cut-out casing 46 front end be provided with
The cut-out casing import that described supply unit 3 is connected, the rear of the bottom surface of the cut-out casing 46 is provided with cut-out casing
Outlet.The inside of the cut-out casing 46 is disposed with conveying roller group and cut-out roller group, described conveying roller group from front to back
It is described including rotating the first conveying roller 41 and the second conveying roller 42 that are connected by bearing assembly and described cut-out casing 46
One end of first conveying roller 41 is connected with the output shaft of the first motor 43, and the first described motor 43 is fixedly installed on described cut
On disconnected casing 46.Described cut-out roller group includes rotating the be connected first cut-out by bearing assembly and described cut-out casing 46
Roller 441 and second cuts off roller 442, and one end of the first cut-out roller 441 is connected with the output shaft of the second motor 443, described
Second motor 443 is fixedly installed on described cut-out casing 46.As shown in fig. 7, on the first described cut-out roller 441 circumferentially
Direction is radially distributed to be provided with several the first cutting knifes 4411, as a kind of embodiment, described in the present embodiment
The first cutting knife 4411 with first cut-out roller 441 be structure as a whole.
As shown in Figure 3 and Figure 4, described buffering, which sheds unit 5, includes buffer box body 51.Described buffer box body 51 it is upper
Side is provided with the buffer box body import being connected with described cut-out tank outlet, and the side of the buffer box body 51 is provided with slow
Rush tank outlet, described buffer box body outlet is connected by air blower 53 with shedding pipeline 54, and the pipeline 54 of shedding
Export towards rear side.
During work, the power unit by vehicle body 1 is that (i.e. engine) drives conveying auger 23 to rotate, and then is driven
The drive roll 31 of grass pulling wheel 22 and supply unit 3 is rotated.Grass pulling wheel 22 will leave stalk on the ground during rotation
Pushing is in collection bucket 21 backward.Then collection is transported to by the stalk returned is picked up by the conveying auger 23 in collection bucket 21
The side of bucket 21, and entered by stalk feeding mouth 24 in supply unit 3, entered by the conveyer belt 33 in supply unit 3
Into cut-out casing 46.In cut-out casing 46 straw are realized by conveying roller group, i.e. the first conveying roller 41 and the second conveying roller 42
The continuous conveying of stalk, subsequently into cut-out roller group, the interaction of roller 442 is cut off by the first cut-out roller 441 and second, is realized
The cut-out of stalk.The stalk being eventually cut is dropped in buffer box body 51, and by air blower 53 and is shed pipeline 54 and thrown
Spill, biological coating is formed on ground.The key of the biological coverage effect of influence during due to cut-off stalk length, therefore
Need as needed to be adjusted the shearing length of stalk, when needing to change the shearing length of stalk, it is only necessary to adjust the
The rotating speed of two motors 443, when the rotating speed for conveying roller group is constant, the rotating speed of second motor 443 is faster, cut-off
The shearing length of stalk is shorter.
Further, in order to ensure the pickup effect of grass pulling wheel 22, described grass pulling wheel 22 needs and ground contact, so
Although ensure that the effect of pickup, during non-operation is travelled, grass pulling wheel 22 and ground friction can influence to dial grass
The life-span of wheel 22.Therefore, as shown in Fig. 2, Fig. 4 and Fig. 5, the two ends of the central shaft of the grass pulling wheel 22 are located at the collection bucket 21
Outside oscillating rod 25 is rotatably connected to by bearing assembly respectively, the other end of the oscillating rod 25 passes through bearing assembly and institute
State the central axis connection of conveying auger 23.As shown in Figure 2 and Figure 5, the both sides of the collection bucket 21 are respectively arranged with oil cylinder
Mounting seat, is provided with the first oil cylinder 26 between the cylinder installation seat and oscillating rod 25 of the same side, first oil cylinder 26
Piston rod is hinged with being arranged at the connecting pole 251 of the inner side of the oscillating rod 25, the cylinder body of first oil cylinder 26 with it is described
Cylinder installation seat is hinged.So, when the piston rod of the first described oil cylinder 26 stretches out, described grass pulling wheel 22 is around described defeated
The central shaft of auger 23 is sent to rotate counterclockwise, the in the vertical direction of grass pulling wheel 22 declines, until contacted with ground, now, when dialling
When grass wheel 22 is rotated, just the stalk on ground can be toggled it in collection bucket 21.The piston rod contracting of the first described oil cylinder 26
Hui Shi, described grass pulling wheel 22 is lifted, and does not influence normally travel.
Further, in order to prevent from entering the stalk inside cut-out casing 46 by cut-out roller group, and it is direct from
The sliding underneath of roller group and cut-out roller group is conveyed, as shown in fig. 7, baffle plate 47 is provided with the bottom surface of the cut-out casing 46,
The rear end of the baffle plate 47 is hinged with described cut-out casing 46, the front end of the baffle plate 47 and described cut-out casing 46 it
Between be provided with spring 48, described baffle plate 47 is pressed on the second conveying roller 42 by spring 48.
Further, in order to ensure cut-out stalk can smoothly drop in buffer box body 51, it is to avoid cut-out case
Material stock in body 46, as shown in fig. 6, the bottom surface of the cut-out casing 46 is an inclined-plane.
Further, in order to ensure uniformity that stalk is shed, it is to avoid stalk is agglomerating, as shown in Figure 6 and Figure 8, described
Buffer box body 51 is internally provided with puddle support 52, and described puddle support 52 includes by bearing assembly and described buffer box body
51 rotate the agitating shaft of connection.One end of the agitating shaft is connected with the output shaft of the 3rd motor 55, the 3rd described motor 55
It is fixedly installed in described buffer box body 51.The stirrer gear arranged in the shape of a spiral is provided with described agitating shaft.
Embodiment two
Due to during work, the easy rust of the first cutting knife 4411, in order to ensure cut-out effect, it is necessary to carry out in time
Change, in order to reduce maintenance cost, improve maintenance efficiency, used between the first described cutting knife 4411 and the first cut-out roller 441
Be provided with T-shaped sliding block on Split type structure, the first described cutting knife 4411, be provided with the first described cut-out roller 441 with it is described
The T-shaped chute that is engaged of T-shaped sliding block.
Embodiment three
As shown in figures 9 and 11, described cutting unit 4 is included in cut-out casing 46, described cut-out casing 46 in the past
Conveying roller group and shut-off mechanism are disposed with after, described shut-off mechanism includes the second cutting knife 452, the second described cutting knife
Piston rod of 452 two ends respectively with the second oil cylinder 451 is fixedly connected, and the cylinder body of the second described oil cylinder 451 is fixedly installed on
On described cut-out casing 46.The lower section of the second described cutting knife 452 is provided with and consolidating that the second described cutting knife 452 is engaged
Determine cutting plate 453, described fixation cutting plate 453 is fixedly installed on described cut-out casing 46.
Further, in order to ensure that stalk can be smoothly transported between the second cutting knife 452 and fixed cutting plate 453, keep away
Omit, as shown in Figure 10, one end of the close conveying roller group of described fixation cutting plate 453 is in and the second described conveying roller 42
The arc being coaxially disposed, and diameter big 5-8mm of the diameter than the second described conveying roller 42 of the arc.The fixed cutting plate
One end of 453 remote conveying roller group is in the inclined-plane tilted down.Remaining structure be the same as Example one or embodiment two.
Claims (9)
1. a kind of stalk that can realize biological covering sheds seeding integrated machine, it is characterised in that：It is described including vehicle body
Straw field pickup unit, supply unit, cutting unit and buffering are disposed with vehicle body from front to back and sheds unit, it is described
Vehicle body on be located at below described cutting unit and be provided with sowing unit；
Described straw field pickup unit includes collection bucket, the conveying auger being arranged inside collection bucket and grass pulling wheel, and described is defeated
Auger is sent to be connected by transmission mechanism with the power unit of the vehicle body, the grass pulling wheel is twisted by transmission mechanism with conveying
Dragon is connected, and the side of the collection bucket is provided with the stalk feeding mouth being connected with described supply unit；
Described cutting unit includes cut-out casing, and the front end of the cut-out casing is provided with to be connected with described supply unit
Cut-out casing import, the cut-out casing is internally provided with conveying roller group, and described conveying roller group includes and cut-out casing
Rotate the first conveying roller and the second conveying roller of connection, the first described conveying roller and the first motor being arranged on cut-out casing
It is connected；
Described buffering, which sheds unit, to be included being provided with and described cut-out casing above buffer box body, described buffer box body
The buffer box body import being connected, the side of the buffer box body is provided with buffer box body outlet, described buffer box body outlet
It is connected by air-introduced machine with shedding pipeline.
2. a kind of stalk that can realize biological covering according to claim 1 sheds seeding integrated machine, it is characterised in that：
The two ends of the central shaft of the grass pulling wheel are rotatably connected to oscillating rod by bearing assembly respectively, and the other end of the oscillating rod leads to
The central axis that bearing assembly is crossed with the conveying auger is connected, and the both sides of the collection bucket are respectively arranged with oil cylinder installation
Seat, is provided with the first oil cylinder, the piston rod of first oil cylinder and institute between the cylinder installation seat and oscillating rod of the same side
The oscillating rod stated is hinged, and cylinder body and the described cylinder installation seat of first oil cylinder are hinged.
3. a kind of stalk that can realize biological covering according to claim 1 sheds seeding integrated machine, it is characterised in that：
Baffle plate is provided with the bottom surface of the cut-out casing, one end of the baffle plate is hinged with described cut-out casing, the gear
The other end of plate is pressed on the second conveying roller by spring.
4. a kind of stalk that can realize biological covering according to claim 3 sheds seeding integrated machine, it is characterised in that：
The bottom surface of the cut-out casing is an inclined-plane.
5. a kind of stalk that can realize biological covering according to claim 1 sheds seeding integrated machine, it is characterised in that：
The buffer box body is internally provided with puddle support, and described puddle support includes agitating shaft, one end of the agitating shaft and setting
It is connected in the 3rd motor in the buffer box body, the stirrer gear arranged in the shape of a spiral is provided with described agitating shaft.
6. a kind of stalk that can realize biological covering according to any one in claim 1-5 sheds sowing one
Machine, it is characterised in that：Rear in described cut-out casing positioned at described conveying roller group is provided with cut-out roller group, and described cuts
Roll breakage group includes the first cut-out roller and the second cut-out roller, and one end of the first cut-out roller is with being arranged on described cut-out casing
The second motor be connected, it is along the circumferential direction radially distributed on described first cut-out roller to be provided with several the first cutting knifes.
7. a kind of stalk that can realize biological covering according to claim 6 sheds seeding integrated machine, it is characterised in that：
It is provided with the first described cutting knife on T-shaped sliding block, the first described cut-out roller and is provided with what is be engaged with described T-shaped sliding block
T-shaped chute.
8. a kind of stalk that can realize biological covering according to any one in claim 1-5 sheds sowing one
Machine, it is characterised in that：Rear in described cut-out casing positioned at described conveying roller group is provided with shut-off mechanism, and described cuts
Breaking mechanism includes the second cutting knife, and the two ends of second cutting knife are respectively with being fixedly installed on second oil cylinder cut off on casing
Piston rod be fixedly connected, the fixation cutting plate being engaged with the second described cutting knife is provided with below the second described cutting knife.
9. a kind of stalk that can realize biological covering according to any one in claim 8 sheds seeding integrated machine,
It is characterized in that：One end of the close conveying roller group of described fixation cutting plate is in the arc being coaxially disposed with the second described conveying roller
Shape, one end of the remote conveying roller group of the fixed cutting plate is in the inclined-plane tilted down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359597.2A CN107124940A (en) | 2017-05-19 | 2017-05-19 | A kind of stalk that can realize biological covering sheds seeding integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359597.2A CN107124940A (en) | 2017-05-19 | 2017-05-19 | A kind of stalk that can realize biological covering sheds seeding integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107124940A true CN107124940A (en) | 2017-09-05 |
Family
ID=59732509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710359597.2A Withdrawn CN107124940A (en) | 2017-05-19 | 2017-05-19 | A kind of stalk that can realize biological covering sheds seeding integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107124940A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012669A (en) * | 2017-11-30 | 2018-05-11 | 石宏杰 | A kind of agricultural machinery campanulaceae pulverizer |
| CN108816377A (en) * | 2018-06-12 | 2018-11-16 | 许美凤 | A kind of wheat stalk crushing returning device |
-
2017
- 2017-05-19 CN CN201710359597.2A patent/CN107124940A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012669A (en) * | 2017-11-30 | 2018-05-11 | 石宏杰 | A kind of agricultural machinery campanulaceae pulverizer |
| CN108816377A (en) * | 2018-06-12 | 2018-11-16 | 许美凤 | A kind of wheat stalk crushing returning device |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170905 |
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| WW01 | Invention patent application withdrawn after publication |