CN110214499A - A kind of aspirated-air type indent feed mechanism for seed - Google Patents
A kind of aspirated-air type indent feed mechanism for seed Download PDFInfo
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- CN110214499A CN110214499A CN201910627758.0A CN201910627758A CN110214499A CN 110214499 A CN110214499 A CN 110214499A CN 201910627758 A CN201910627758 A CN 201910627758A CN 110214499 A CN110214499 A CN 110214499A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 63
- 230000000694 effects Effects 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 230000002159 abnormal effect Effects 0.000 claims abstract description 4
- 238000012797 qualification Methods 0.000 claims abstract description 4
- 230000000007 visual effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
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- 239000011148 porous material Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000009331 sowing Methods 0.000 abstract description 11
- 238000010899 nucleation Methods 0.000 abstract description 10
- 238000005553 drilling Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 241000826860 Trapezium Species 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
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- 230000001788 irregular Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000013411 Alpinia speciosa Nutrition 0.000 description 1
- 244000060696 Alpinia speciosa Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000405070 Percophidae Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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Abstract
The invention discloses a kind of aspirated-air type indent feed mechanism for seed, by seeder unit shell, kind room, clear kind of brush, discharge plate, block of dying, secondary band device is charged seed and axis forms, in which: seeder unit shell includes drive end bearing bracket, cover board, waistband and outer price fixing；Axis is mounted on seeder unit shell, and discharge plate is positioned by axis, is bolted and is fixed on outer price fixing, drive end bearing bracket is located above discharge plate, block of dying is located in discharge plate negative pressure chamber, and clear kind of brush is mounted on the inside of drive end bearing bracket, and secondary band device of charging seed is welded on waistband inner wall.The present invention can be divided into the area Qu Zhong, the area Qing Zhong, the area Xie Zhong and area of charging seed by working principle.The area Qu Zhong seed is entered indent hole by the effect of negative pressure and self gravity, the extra seed brush of indent bore edges is gone back to kind of a room by clear kind of the area Qing Zhong brush, the area Xie Zhong seeds protecting plate can limit the space of seed, and area of charging seed block of dying blocks negative pressure, and seed is completed to charge seed under self gravity.The present invention can effectively reduce the requirement to seeding negative pressure and the damage to seed, promote the qualification rate of feed mechanism for seed sowing, and in being suitble to big partial size seeds having abnormal shape precision drilling.
Description
Technical field
The present invention relates to a kind of feed mechanism for seeds, more particularly, in, the aspirated-air type of big partial size, especially seeds having abnormal shape
Indent feed mechanism for seed belongs to Agricultural Mechanization Engineering field.
Background technique
Precise sowing can save seed, reduce thinning operation, studies have shown that uniform spacing in the rows be conducive to crop growth and
The raising of yield.Feed mechanism for seed is the core component for realizing precise sowing technology, and the quality of working performance directly affects sowing
Precision, uniformity, emergence rate of seed etc..With the development of precise sowing technology in recent years, because mechanical seed sowing device is produced into
This is low and is widely used, but mechanical seed sowing device is more demanding to the shapes and sizes of seed, during seeding, easy pair
Seed generates damage, and speed cannot be too fast.Pneumatic seeding apparatus is not stringent to seed sizes shape need, and versatility is good, can mention
High seeder operating speed, but it is more demanding to blower, and energy consumption is high.
For air-suction seeding unit to well adapting to property of small particle seed, and the close phase such as adsorption rate and power of fan
It closes, the big partial size seed of centering is more demanding to power of fan, and adsorption rate is low during taking kind, and leakage sowing rate is high, and qualification rate is low, row
Kind effect is poor.At present the country broadcast in, big partial size vegetable seeds rely primarily on mechanical seed sowing device, in irregular shape kind
Sub- adaptability is poor, also, adsorptivity shows slightly insufficient in Pneumatic seeding apparatus operational process.
Summary of the invention
In view of the above problems, the present invention is intended to provide a kind of centering, big partial size, Crop Species especially in irregular shape
Son, damage ratio is low and easily takes kind of the aspirated-air type indent feed mechanism for seed charged seed, and takes kind of principle to combine strength, mechanical seed sowing device, benefit
It carries out taking kind with negative pressure and seeds self gravity, and the area Xie Zhong and area's critical component of charging seed is designed.Because of population mobility
It is small, inverted trapezoidal structure is set by 10 outer wall of discharge plate, population is made to be easier to collect in inverted trapezoidal bottom (nest under the effect of gravity
Around eyelet), secondly, seed enters indent hole under the collective effect of negative pressure and self gravity, it will through clear kind of brush 8 in the area Xie Zhong
Extra seed brush goes back to kind of a room around indent hole, makes to enter area of charging seed by the area Xie Zhong containing only single seed in indent hole, herein
In region, block 15 of dying blocks negative pressure, and seed is fallen into secondary band device of charging seed through primary area 17 of being charged seed by gravity
13, it eventually passes through duckbilled mechanism and falls into kind of cave.
For the purpose for realizing the above, feed mechanism for seed of the invention takes structure in detail below.
A kind of Pneumatic type indent feed mechanism for seed, including seeder unit shell plant room 7, clear kind of brush 8, discharge plate 10, block of dying
15, secondary charge seed band device 13 and axis 3, wherein.
The discharge plate 10 is mounted on inside seeder unit shell, is fixed on outer price fixing 11；The axis 3 is mounted on feed mechanism for seed
Casing center；The block 15 of dying is installed in 10 negative pressure chamber of discharge plate；Described kind of room 7 is mounted in seeder unit shell
Portion is fixed on feed mechanism for seed drive end bearing bracket 4；The clear kind of brush 8 is mounted on inside seeder unit shell, is fixed on feed mechanism for seed drive end bearing bracket 4
Inside.
The feed mechanism for seed, in which: seeder unit shell includes feed mechanism for seed drive end bearing bracket 4, feed mechanism for seed cover board 5, waistband 12 and row
The outer price fixing 11 of kind device.The outer price fixing 11 is a circular bottom plate, there is the round hole for placing bearing, bearing hole periphery at its center
It is milled with groove, is evenly equipped with threaded hole in groove, to fixed discharge plate 10；The waistband 12 is welded on outer price fixing 11, outside
Rectangular kind of mouth out is distributed in wall, is planted around mouth out and is drilled with circular hole, to fixed duckbilled mechanism；The cover board 5, is bolted
On outer price fixing 11, waistband 12 is clipped between both；The drive end bearing bracket 4, outside are equipped with seed inlet 20, clear kind of visual window
Mouth 2, visual windows of charging seed 6, and visual windows transparent cover plate, the 4 inside area Xie Zhong of drive end bearing bracket are equipped on visual windows top
Corresponding position is equipped with the region setting of charging seed of seeds protecting plate 16, and 2 ~ 3mm of discharge plate interval, and 4 lower inside of drive end bearing bracket and once throws
Kind area 17, is formed, wherein one end is connected with seeds protecting plate 16 with plate sheet welding.
The feed mechanism for seed, in which: discharge plate 10 is located inside seeder unit shell, is positioned by axis 3, is fixed on outer price fixing
On 11,10 outer wall of discharge plate is in inverted trapezoidal structure, and inverted trapezoidal bottom is evenly equipped with and the consistent indent hole of duckbilled quantity, indent
The adjoining dimensions of pore size and target seed make it that can only hold single seed, and discharge plate 10 is milled with inner cavity since the end face,
Enclosure space is formed with sealing cover 9 and rubber seal 14, and negative pressure chamber is connected to form by axis 3 and blower negative pressure tracheae,
Sealing ring 14 is placed in 10 top periphery groove of discharge plate, and said pocket hole bottom is drilled with the circular hole communicated with negative pressure chamber,
Diameter is 4 ~ 6mm.
The feed mechanism for seed, in which: kind room 7 is located inside seeder unit shell, is connected with seed inlet 20, by thin-wall stainless steel
It is made, is bolted on 4 inside of feed mechanism for seed drive end bearing bracket, kind 7 bottom of room is trapezium structure, is cut with 10 outer wall of discharge plate
It closes；Clear kind of brush 8 is the soft brush of nylon, is mounted on the area drive end bearing bracket inner wall Qing Zhong corresponding part by bolt.
The feed mechanism for seed, in which: secondary band device 13 of charging seed is located inside feed mechanism for seed, is fixed by welding in seeding
12 inner wall of device waistband is provided with above secondary band device 13 of charging seed and charges seed the corresponding square hole of mouth with waistband 12, and in one end
It is provided with seed retaining plate.
The feed mechanism for seed, in which: duckbilled mechanism, which is bolted, is fixed on 12 outside of waistband, quantity and seeding
Mouth of charging seed on device waistband 12 is consistent, and duckbilled mechanism is formed by moving the palm 18 and slapping 19 surely, and the dynamic palm 18 passes through a pin and slaps 19 phases surely
Even, it moves between 18 tail portions of the palm and waistband 12 and is equipped with a spring (not marking in figure), for controlling the folding of duckbilled.
The feed mechanism for seed, in which: plant indoor seed under inverted trapezoidal structure effect to gathering around indent hole in the area Qu Zhong
Collection, and enter said pocket hole under negative pressure and the collective effect of seed gravity, clear kind of brush 8 will be around indent hole in the area Qing Zhong
Seed brush goes back to kind of a room, and the area Xie Zhong seed can smoothly reach area of charging seed under the action of seeds protecting plate, and in area of charging seed, block 15 of dying will
Negative pressure blocks, and the seed in indent hole falls into secondary band device 13 of charging seed by area 17 of once charging seed under self gravitation effect
It is interior, it is most fallen into kind of cave through mouth of charging seed set on waistband 12 by duckbilled afterwards, completion is once charged seed.
Beneficial effects of the present invention.
The present invention be a Pneumatic type indent feed mechanism for seed, it can be achieved that in big partial size seeds having abnormal shape precision drilling.
Discharge plate outer wall of the present invention is inverted trapezoidal structure, is conducive to kind of an indoor seed and collects, promotes the seed-filling rate of seed,
Reduce the leakage sowing rate of seed.
The present invention will take kind of a mode to be set as strength absorption to combine with seeds self gravity and take kind, can effectively promote feed mechanism for seed
The seed-filling rate of seed in operation process.
Seeding dish structure of the present invention is simple, easy to process, and seeds protecting plate cooperation can on the inside of the area Xie Zhong and feed mechanism for seed drive end bearing bracket
The space for limiting seed can effectively solve the problems, such as that strength is unstable and adsorption capacity is insufficient and leads to broadcast leakage during seeding,
Kind of a rate of taking for seed is improved, and then promotes the qualification rate of seed.
The present invention is provided with secondary band device of charging seed, and seed enters secondary band device of charging seed through primary area of being charged seed, can
Ensure that seed enters duckbilled device, avoid seed during charging seed enter seeder unit shell, make feed mechanism for seed charge seed area kind subflow
Get muddled phenomenon.
Detailed description of the invention
The following further describes the present invention with reference to the drawings.
Fig. 1 is present invention work Division view.
Fig. 2 is overall structure of the present invention.
Fig. 3 is overall structure explosive view of the present invention.
Fig. 4 is the outer price fixing structural schematic diagram of the present invention.
Fig. 5 is the secondary band device schematic diagram of charging seed of the present invention.
Fig. 6 is discharge plate structural blast view of the present invention.
Fig. 7 is cap upper surface schematic diagram in front end of the present invention.
Fig. 8 is schematic diagram on the inside of drive end bearing bracket of the present invention.
Fig. 9 is discharge plate side schematic view of the present invention.
Figure 10 is discharge plate overall structure diagram of the present invention.
Figure 11 is kind of room schematic diagram of the invention.
Figure 12 is duckbill structure schematic diagram of the present invention.
Wherein: 1- seed input pipe；The area 2- Qing Zhong visual windows；3- axis；4- drive end bearing bracket；5- cover board；6- charges seed area's visual windows；
7- kind room；Clear kind of 8- brush；9- discharge plate sealed air chamber cover board；10- discharge plate；The outer price fixing of 11-；12- waistband；It charges seed for 13- bis- times
Band device；14- rubber seal；15- dies block；16- seeds protecting plate；17- once charges seed area；The dynamic palm of 18- duckbilled mechanism；
19- duckbilled mechanism is slapped surely；20- seed inlet；The area I- Qu Zhong；II area-Qing Zhong；III area-Xie Zhong；IV-charges seed area.
Specific embodiment
Invention is further explained with reference to the accompanying drawing.
The present invention is a kind of aspirated-air type indent feed mechanism for seed, and the present invention includes seeder unit shell, kind room 7, clear kind of brush 8, seeding
Disk 10, block 15 of dying, secondary band device 13 and the axis 3 of charging seed.
Seeder unit shell includes feed mechanism for seed drive end bearing bracket 4, cover board 5, waistband 12 and outer price fixing 11.The outer price fixing 11 of feed mechanism for seed is one
Circular bottom plate, the center be equipped with bearing hole, axis 3 by bearing positioning setting at outer 11 center of price fixing, with realize axis 3 not with
The effect that outer price fixing 11 rotates.Waistband 12 is cylindricality thin plate, is welded on 11 inside of outer price fixing, around be evenly equipped with rectangular charge seed
Mouthful, a mouthful quadrangle adjacent of charging seed is drilled with bolt hole, and duckbilled mechanism is fixed on 12 outside of feed mechanism for seed waistband by bolt hole.The lid
Plate 5 is connected by bolt with outer price fixing 11, and waistband 12 is placed between both；4 sets of the drive end bearing bracket is on axis 3, by axis 3
Key positioning, be located at discharge plate sealing cover 9 on, to sealing cover 9 have certain pressure, can be improved 10 negative pressure chamber of discharge plate
Leakproofness, 4 upper surface of drive end bearing bracket offers seed inlet 20, the area Qing Zhong visual windows 2 and area's visual windows 6 of charging seed, into kind
Seed input pipe 1 is installed, seed can enter in feed mechanism for seed kind room 7 through seed input pipe 1, and visual windows are equipped with solid by bolt on mouth 20
Fixed transparent cover plate, the area Qing Zhong visual windows 2, which can be used to observe in indent hole described in feed mechanism for seed operational process, fills kind of a situation
And clear kind of situation of clear kind of brush 8, area's visual windows 6 of charging seed can be used to observe the situation of charging seed of discharge plate 10.The drive end bearing bracket 4
Lower surface is provided with arcuate seed protecting plate 16 taking kind of a region, and seeds protecting plate 16 and 10 2 ~ 3mm of outer wall interval of discharge plate play limitation kind
The effect of sub- space can still be made when making seed negative pressure is unstable in feed mechanism for seed operational process in the limitation of seeds protecting plate 16
With lower operation to area of charging seed, charging seed, area 17 of once charging seed is arranged in feed mechanism for seed drive end bearing bracket 4 lower surface in area's, by plate sheet welding
At 17 one end of area of once charging seed is separated by 2 ~ 3mm with 10 outer wall of discharge plate, and the other end extends out to secondary band device 13 of charging seed
It charges seed a mouthful position, 17 lower surface of area of once charging seed is concordant with discharge plate inverted trapezoidal top, and seed can be made smoothly to fall in indent hole
It is fallen into secondary band device 13 by area 17 of once charging seed out.
12 inner wall of feed mechanism for seed waistband is welded with secondary band device 13 of charging seed, and upper surface is provided with mouth of charging seed, and and waist
The square hole for taking setting is corresponding, constitutes secondary region of charging seed, and enters seed wherein from region of once charging seed, reduces the leakage of seed
Broadcast rate.
12 outer wall of feed mechanism for seed waistband is connected with duckbilled mechanism by bolt, is formed by moving the palm 18 and slapping 19 surely, moves the palm 18
It is connected by a pin with the palm 19 surely, moves and be equipped with a spring (not marking in figure) between 18 tail inner sides of the palm and waistband 12, for controlling
The folding of duckbilled processed, specific embodiment are to slap 18 tail portions when being contacted with ground when dynamic, move going out between the palm 18 and the surely palm 19
Kind mouth opening, seed are fallen into the kind cave that the fixed palm 19 is dug out by going out kind of mouth, and subsequent duckbilled leaves ground, dynamic to slap 18 in the anti-of spring
It is gone out into kind of a mouth closure between the fixed palm 19 under active force, completion is once charged seed.
Axis 3 is positioned by bearing, is mounted on outer price fixing, is hollow shaft, and end is provided with circular hole, negative for connecting blower
10 negative pressure chamber of air pipe and discharge plate is negative pressure gas flow channel.
10 outer wall of discharge plate is inverted trapezoidal structure, matches with 7 lower part trapezium structure of kind of room, makes population in inverted trapezoidal structure
It is easier to be pooled to around indent hole under effect, promotion takes kind of a rate；The inverted trapezoidal structure lower part is evenly equipped with indent hole (indent hole
It is internal diameter, highly related to the partial size of crop seed, make that a seed can only be held in indent hole), reach discharge plate 10 and takes kind
Effect, discharge plate 10 are milled with inner cavity since one end, are connected to form negative pressure chamber, negative pressure gas by axis 3 and blower negative pressure tracheae
Room top is equipped with seal cover board 9, and rubber seal 14 is placed between 10 end face of discharge plate and seal cover board 9, is located at discharge plate 10
In groove set by end face, to improve negative pressure chamber leakproofness, negative pressure loss is reduced, said pocket hole bottom is drilled with and negative pressure chamber
The circular hole communicated provides negative pressure for indent hole with absorbed seed.10 negative pressure chamber lower part of discharge plate is drilled with threaded hole, passes through bolt
It is connected with outer 11 bearing hole peripheral grooves internal thread hole of price fixing, is fixed in it on outer price fixing 11, realizes same with outer price fixing 11
Step rotation.
Block 15 of dying is welded by a steel plate and arc-shaped plate, is welded on the shaft shoulder of axis 3 by steel plate end, circle
Arc panel is bonded with 10 negative pressure chamber inner wall of discharge plate, to block negative pressure in indent hole, goes to discharge plate 10 when charging seed area not
It is acted on by negative-pressure adsorption, realization is charged seed.
Kind room 7 is made of thin stainless steel, and upper surface is drilled with threaded hole, it is connected with feed mechanism for seed drive end bearing bracket 4 by bolt,
Positioned at discharge plate periphery middle and upper part, between drive end bearing bracket 4 and outer price fixing 11, kind 7 lower part of room is set as trapezium structure, as described above,
It can be matched with 10 outer wall trapezium structure of discharge plate and play the role of convergence kind subflow.
Clear kind of brush 8, which is bolted, is mounted on 4 inside of feed mechanism for seed drive end bearing bracket, for brushing the mostly carrying of indent hole periphery
Seed makes a carrying single seed in indent hole enter the area Xie Zhong.
To sum up, discharge plate 10 is rotated with outer price fixing 11, kind room 7 match to form the area Qu Zhong with discharge plate 10, clear kind brush 8 and
The interaction of discharge plate 10 forms the area Qing Zhong, and seeds protecting plate 16 is combined with discharge plate 10 constitutes the area Xie Zhong, and feed mechanism for seed is in gear of dying
Area of charging seed is formed under block 15, area 17, secondary 13 collective effect of band device of charging seed of once charging seed, in which: the area the Qu Zhong lower part Zhong Shi
Trapezium structure suits with 10 outer wall trapezium structure of discharge plate；Clear kind of the area Qing Zhong brush 8 is in contact with 10 outer wall of discharge plate；The area Xie Zhong shield
At a distance of 2 ~ 3mm between kind plate 16 and discharge plate 10；It charges seed and once charges seed 17 one end of area and discharge plate 10 in area at a distance of 2 ~ 3mm, separately
One end is matched with secondary band device 13 of charging seed, and seed can be made to can smoothly enter into secondary area of charging seed, and realization is charged seed；The feed mechanism for seed
Can improve on the whole negative pressure it is unstable when not strong to the seed adsorption capacity problem low with kind of rate is taken；Also, inside feed mechanism for seed
It is equipped with fillet with the region that seed directly contacts, the damage to seed can be reduced, promote the survival rate of seed.
At work, the course of work is as follows for feed mechanism for seed: seed enters kind of a room 7 through seed input pipe 1, plants subflow by discharge plate 10
Outer wall inverted trapezoidal structure collects in inverted trapezoidal bottom (around indent hole), and with the rotation of discharge plate 10, seed is in gravity and bears
Pressure effect is lower to enter indent hole, goes to the area Qing Zhong later, the extra seed brush outside indent hole is returned kind of a room 7(by clear kind of brush 8 makes indent
Only retain single seed in hole), into the area Xie Zhong, seed enters area of charging seed under negative pressure and the collective effect of seeds protecting plate 16, this
When, block 15 of dying blocks negative pressure in indent hole, and seed slides from indent hole under self gravitation effect, throws via primary
Kind area 17 charges seed in band device 13 into secondary, and then is fallen into the kind cave that the fixed palm 19 excavates by duckbilled, and completion is once charged seed.
Claims (6)
1. one kind be suitable in, the feed mechanism for seed of big partial size, especially seeds having abnormal shape, including it is seeder unit shell, kind room, clear
Kind of brush, discharge plate, block of dying, secondary charge seed band device and axis, seeder unit shell is by drive end bearing bracket, cover board, waistband and outer fixed
Disk composition.
2. feed mechanism for seed according to claim 1, it is characterised in that: discharge plate is mounted in seeder unit shell, fixed by axis
Position, is fixed on outer price fixing；The discharge plate outer wall is in inverted trapezoidal structure, and inverted trapezoidal bottom is evenly equipped with and feed mechanism for seed duckbilled quantity
Consistent indent hole, the adjoining dimensions of indent pore size and target seed make it that can only hold single seed, and fall around it
There is fillet, the damage to seed can be reduced, discharge plate is milled with inner cavity, forms negative pressure chamber with sealing cover and rubber seal, close
Seal is placed in discharge plate top periphery groove, can lifting negative pressure gas chamber air-tightness, said pocket hole bottom is drilled with and negative pressure
The circular hole that gas chamber communicates.
3. feed mechanism for seed according to claim 1, it is characterised in that: feed mechanism for seed front end cap upper surface is provided with seed inlet, clearly
Kind area's visual windows, area's visual windows of charging seed, seed inlet are connected with seed input pipe, and transparent cover plate is provided in visual windows, described
Contacted with discharge plate seal cover board on the inside of drive end bearing bracket, and in the area Xie Zhong corresponding position equipped with seeds protecting plate, with discharge plate interval 2 ~
3mm, to limit seed in the space in the area Xie Zhong, the drive end bearing bracket lower inside charges seed region equipped with sky of once charging seed
Between, it is formed by plate sheet welding, for connecting indent hole and the secondary seed inlet charged seed in band device.
4. feed mechanism for seed according to claim 1, it is characterised in that: secondary band device of charging seed is located in seeder unit shell
Portion is welded on feed mechanism for seed waistband inner wall, and secondary band device of charging seed is equipped with square hole, corresponding with aperture set on waistband, and
Square hole one end is welded with seed retaining plate, can promote feed mechanism for seed and charge seed accuracy rate, and then promotes qualification rate.
5. feed mechanism for seed according to claim 1, it is characterised in that: kind room is made of thin-wall stainless steel, is bolted
In the area feed mechanism for seed drive end bearing bracket Qu Zhong corresponding position, also, the trapezoidal structure in room lower part is planted, is cut with discharge plate outer wall inverted trapezoidal structure
It closes, convenient for seed under the effect of gravity to collecting around indent hole, raising takes kind of a rate.
6. feed mechanism for seed according to claim 1, it is characterised in that: Qing Zhong area's corresponding part installation on the inside of feed mechanism for seed drive end bearing bracket
There is clear kind of brush, seed brush extra around discharge plate indent hole is gone back to kind of a room, to improve the simple grain rate of seed in indent hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910627758.0A CN110214499A (en) | 2019-07-12 | 2019-07-12 | A kind of aspirated-air type indent feed mechanism for seed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910627758.0A CN110214499A (en) | 2019-07-12 | 2019-07-12 | A kind of aspirated-air type indent feed mechanism for seed |
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| CN110214499A true CN110214499A (en) | 2019-09-10 |
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| CN201910627758.0A Pending CN110214499A (en) | 2019-07-12 | 2019-07-12 | A kind of aspirated-air type indent feed mechanism for seed |
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| CN111480425A (en) * | 2020-04-04 | 2020-08-04 | 华中农业大学 | Positive and negative air pressure combined duckbilled precision dibbler |
| CN117063665A (en) * | 2023-07-21 | 2023-11-17 | 山东省农业机械科学研究院 | Seed paper tape packaging machine suitable for district breeding and working method |
| CN117063665B (en) * | 2023-07-21 | 2024-02-20 | 山东省农业机械科学研究院 | Seed paper tape packaging machine suitable for district breeding and working method |
| CN116806482A (en) * | 2023-08-16 | 2023-09-29 | 中国农业大学 | Negative pressure drainage pit excitation type plasma seed treatment device and method |
| CN116806482B (en) * | 2023-08-16 | 2024-01-23 | 中国农业大学 | Negative pressure drainage pit excitation type plasma seed treatment device and method |
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