CN108848803A - Aspirated-air type and the dual-purpose precise seeder of vapour-pressure type - Google Patents
Aspirated-air type and the dual-purpose precise seeder of vapour-pressure type Download PDFInfo
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- CN108848803A CN108848803A CN201810944535.2A CN201810944535A CN108848803A CN 108848803 A CN108848803 A CN 108848803A CN 201810944535 A CN201810944535 A CN 201810944535A CN 108848803 A CN108848803 A CN 108848803A
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- Prior art keywords
- seed
- plate
- procapsid
- mouth
- feed mechanism
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Links
- 108090000565 Capsid Proteins Proteins 0.000 claims abstract description 86
- 238000007790 scraping Methods 0.000 claims description 30
- 238000010899 nucleation Methods 0.000 claims description 23
- 239000007789 gas Substances 0.000 description 23
- 238000010586 diagram Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000740 bleeding effect Effects 0.000 description 6
- 210000005069 ears Anatomy 0.000 description 5
- 238000009331 sowing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention discloses a kind of aspirated-air types and the dual-purpose precise seeder of vapour-pressure type, including procapsid, discharge plate and chamber housing, wherein：Procapsid and chamber housing are connected by a snap, and discharge plate is mounted between procapsid and chamber housing.The dual-purpose precise seeder of aspirated-air type and vapour-pressure type of the invention can be quickly disassembled, and the registration of components is higher, it is only necessary to replace few component, can switch between aspirated-air type and vapour-pressure type feed mechanism for seed, can greatly improve working efficiency.
Description
Technical field
The invention patent belongs to agricultural machinery technological field, and in particular to the dual-purpose precise seeder of aspirated-air type, vapour-pressure type.
Background technique
With the development of precision agriculture and the adjustment of agricultural structure, sowing seeds technology in modern agriculture in occupation of
More and more important position, the precision drilling machinery also most attention by countries in the world have very wide application development
Prospect.In terms of seeding technique, using precise seeder as core.The application of precise seeder can save a large amount of elite seeds, subtract
The unnecessary cumbersome workloads such as few final singling, thinning；In addition, the quality of precise seeder performance, directly affects operation effectiveness.
For country's Pneumatic seeding apparatus based on aspirated-air type and vapour-pressure type, air-suction seeding unit has operating efficiency height at present,
The advantages that seeding accuracy is high, low to seed sizes shape need, and mechanical oscillation are small；Vapour-pressure type feed mechanism for seed has height of charging seed low,
The advantages that air-flow conveying seed charges seed, beats after preventing seed to land, improve seed spacing in the rows uniformity and plant spacing pass rate.But
It is that current Pneumatic seeding apparatus is all individual air-suction seeding unit or vapour-pressure type feed mechanism for seed, is had a single function, separately fabricated
They need at high cost, and structure is also more complicated, bring many inconvenience for production practices.
Summary of the invention
The purpose of the present invention is to provide a kind of compact-sized reasonable, stable and reliable in work, convenient disassemblies, aspiration vapour-pressure type
Dual-purpose Multifunctional seed sowing device.
Compared with prior art, the beneficial effects of the present invention are：
1, the advantages of aspiration, air pressure dual-purpose type feed mechanism for seed, the aspirated-air type that gets both and vapour-pressure type feed mechanism for seed, between aspiration air pressure
Power and energy is quick, convenient disassembly, easy to operate.
2, feed mechanism for seed procapsid and feed mechanism for seed chamber housing are connected by a snap, and the bolt compared with traditional type connects letter
It is single, fast, clever structure.
3, adjustable rigid Pyatyi seed scraping device, it is multiple to scrape kind, guarantee seed simple grain uniformity.
4, hollow type ejector blade, positive and negative pressure gas flowing in space is smooth where guaranteeing discharge plate, improves seed and row
Discharge plate
5, the feed mechanism for seed under gas pressure pattern, the more traditional feed mechanism for seed height of planting open height that feed mechanism for seed front housing enters discharge plate increase
Add 20mm, guarantees that population declines stability, improve seeding precision.
Purpose to realize the present invention, is achieved using following technical scheme：
A kind of aspirated-air type and the dual-purpose precise seeder of vapour-pressure type, including procapsid, discharge plate and chamber housing, wherein：Before
Shell and chamber housing are connected by a snap, and discharge plate is mounted between chamber housing inner cavity and procapsid.
The feed mechanism for seed, wherein：The feed mechanism for seed further includes ejector blade and seed scraping device；The procapsid include bottom plate and
Perpendicular to the annular wall of bottom plate, plate outer surface is equipped with planting pipe, and planting pipe is communicated with the planting mouth on bottom plate, set in annular wall
There is seeding chamber.
The feed mechanism for seed, wherein：Annular wall lower part, which is additionally provided with, unloads kind of a mouth, unloads kind of mouth and is provided with and unloads what kind of mouth matched
Kind of a mouth seed retaining plate is unloaded, kind of a mouth seed retaining plate one end is unloaded and is fixed with procapsid, kind of a mouth seed retaining plate other end is unloaded and is unloaded kind of a mouth seed retaining plate card
Button is fixed.
The feed mechanism for seed, wherein：Unload kind of a mouth seed retaining plate generally arc panel, unload kind of mouth seed retaining plate inner surface be equipped with unload
Kind mouth seed retaining plate boss.
The feed mechanism for seed, wherein：Ejector blade respectively has a longitudinal plate up and down, crosses kind of mouth and is arranged in upper longitudinal plate, on
Longitudinal plate is connected with lower longitudinal plate by an inclined plate, is designed with multiple air holes on upper longitudinal plate, lower longitudinal plate and inclined plate, under
Be respectively provided with a fixing port on longitudinal plate top and bottom, the fixing port respectively with two ejector blade fixed columns on procapsid
Match so that ejector blade be fixed on procapsid, fixed column be arranged on procapsid baseplate inner surface, outwardly protrude
Column structure.
The feed mechanism for seed, wherein：Respectively there is a cylindrical hole at seed scraping device both ends, and a cylindrical hole and procapsid seed scraping device are solid
Fixed column constitutes linkwork, and fixed column is arranged on procapsid baseplate inner surface, for the column structure outwardly protruded；Another circle
Post holes is matched with the seed scraping device adjustment hole on procapsid by wing nut bolt, and the adjustment hole is elongate holes.
The feed mechanism for seed, wherein：The annular wall of procapsid is set far from bottom plate outmost turns there are four procapsid fixed column,
Procapsid is matched by procapsid fixed column with hole corresponding in chamber housing, it is each buckle respectively with two procapsid fixed columns
Clamping.
The feed mechanism for seed, wherein：Procapsid fixed column is equipped with groove, buckles the groove at both ends and procapsid fixed column
Cooperation.
The feed mechanism for seed, wherein：Respectively there is a buckle ear at buckle both ends, and the shape for buckling ear is the approximation circle with opening
Annular, buckle middle part are equipped with fixed pivot set, and the both ends of fixed pivot set are extended outwardly in the form of line segment, the end point of line segment
Ear Gou Cheng not be buckled, the extending direction of two buckle ears is identical, and with the extending direction of fixed pivot set at nearly 90 °.
The feed mechanism for seed, wherein：Be buckled in neighbouring two buckles ears position be respectively equipped with the first buckle limit section and
Second buckle limit section, the first buckle limit section and the second buckle limit section are obliquely extended outward respectively, and the first buckle limit
Section, second buckle limit section and fixed pivot cover in same plane, first buckle limit section and second buckle limit section respectively with
The groove cooperation of one procapsid fixed column.
The feed mechanism for seed, wherein：Fixed pivot set is in not closed circle, and the nail body of major part screw is via fixed pivot
The not closed round hole of set point is screwed into the threaded hole of chamber housing.
The feed mechanism for seed, wherein：Positive stop lug boss, positive stop lug boss are being provided on the inside of fixed column in chamber housing
It is equipped with convex edge, the first buckle limit section and the second buckle limit section be when being fastened in the groove of fixed column, is buckled in neighbouring the
A part of the position of one buckle limit section and the second buckle limit section is stuck in the lower part of convex edge.
The feed mechanism for seed, wherein：It further include gear ring and locating shaft, discharge plate and gear ring are bolted company
It connecing, is mounted in chamber housing, locating shaft is equipped with annular outer locating plate, and multiple positioning columns are uniformly arranged on locating plate,
Locating shaft is equipped with column pin hole in one end of locating plate side, and locating shaft is equipped with necking part in the locating plate other side, and necking part is close
One end of locating plate is formed with positioning shoulder, and necking part is equipped with locating slot remotely located one end.
The feed mechanism for seed, wherein：Discharge plate locating shaft and discharge plate shaft hole matching, pin are inserted in column pin hole；It is fixed
Necking part between position shoulder and locating slot is interference fitted with two bearing inner races, the positioning shoulder and locating slot of discharge plate locating shaft it
Between axis matched by two bearings with the axis hole of chamber housing, the outer rings of two bearings and axis hole are interference fitted.
The feed mechanism for seed, wherein：Circlip is fixed in locating slot, and circlip is in contact with rear bearing inner ring,
Rear axle bearing outer-ring is matched with the rear limited shoulder of axis hole and is contacted；The inner ring of fore bearing and positioning shoulder grafting touching position, front axle bearing outer-ring
Positioning is contacted with the circlip on the front limit slot of the axis hole of chamber housing.
The feed mechanism for seed, wherein：It further include air flue shell, air flue shell is fixedly connected with chamber housing backboard.
The feed mechanism for seed, wherein：Air flue enclosure body is that closed ring, air flue are not arranged in air flue enclosure body
Surface, shape are also not closed ring, and the outer surface of air flue enclosure body is arranged in bleeding point, and communicates with air flue, air flue
Backboard of the air flue of shell towards chamber housing.
The feed mechanism for seed, wherein：Air flue is the circular configuration of convex.
The feed mechanism for seed, wherein：It further include motor, the motor is bolted with chamber housing backboard, motor
The transmission gear of front end protrudes into the rear transmission that is meshed with gear ring in chamber housing.
The feed mechanism for seed, wherein：Chamber housing includes bottom plate and encloses side wall around the one of bottom plate, constitutes the chamber of inner concavity
Body, bottom plate center are equipped with axis hole, are equipped with multiple arc-shaped strip-shaped holes around the axis hole.
The feed mechanism for seed, wherein：The bar shaped hole number is 3, and the strip-shaped hole is same circumferentially spaced about pre-
Set a distance setting, shape, the size of strip-shaped hole are identical, and are spaced identical distance setting, and each strip-shaped hole both ends are arc-shaped.
The feed mechanism for seed, wherein：Procapsid further includes an air inlet pipe.
The feed mechanism for seed, wherein：Air inlet bottom of the tube is provided with stomata sieve.
The feed mechanism for seed, wherein：Ejector blade further includes the second seed scraping device and anti-replay seed retaining plate.
The feed mechanism for seed, wherein：Second seed scraping device and anti-replay seed retaining plate were all disposed within the neighbouring kind excessively in kind mouth lower part
The position of mouth, the second seed scraping device are arranged above anti-replay seed retaining plate.
The feed mechanism for seed, wherein：At 120 °, anti-replay seed retaining plate and second scrapes kind for anti-replay seed retaining plate and upper longitudinal plate
Device is at 60 °.
The feed mechanism for seed, wherein：Anti- replay seed retaining plate length is about 47mm.
A kind of seeder, the seeder include as above one of described in feed mechanism for seed.
Detailed description of the invention
Fig. 1 is overall structure front elevation under air-suction seeding unit functional mode；
Fig. 2 is overall structure back view under air-suction seeding unit functional mode；
Fig. 3 is overall structure of the explosion figure under air-suction seeding unit functional mode；
Fig. 4 is procapsid structure chart under air-suction seeding unit functional mode；
Fig. 5 is the aspiration, air pressure dual-purpose type feed mechanism for seed procapsid buckle structure；
Fig. 6 is discharge plate structure chart；
Fig. 7 is discharge plate positioning axis structure figure；
Fig. 8 is chamber housing structure chart；
Fig. 9 is air passage structure schematic diagram；
Figure 10 is driving motor structural schematic diagram；
Figure 11 is overall structure front elevation under vapour-pressure type feed mechanism for seed functional mode；；
Figure 12 is overall structure back view under vapour-pressure type feed mechanism for seed functional mode；
Figure 13 is overall structure of the explosion figure under vapour-pressure type feed mechanism for seed functional mode；
Figure 14 is procapsid front elevation under vapour-pressure type feed mechanism for seed functional mode；
Figure 15 is procapsid back view under vapour-pressure type feed mechanism for seed functional mode；
Figure 16 is to unload kind of a mouth seed retaining plate structural schematic diagram；
Figure 17 is to unload kind of a mouth positional structure schematic diagram；
Figure 18 is buckle structure schematic diagram；
Figure 19 is snapped-in position assembling schematic diagram；
Figure 20 is procapsid fixed ear structural schematic diagram；
Figure 21 is air flue structure schematic diagram；
Figure 22 is procapsid seed inlet schematic diagram；
Figure 23 is anti-replay ejector blade structural schematic diagram.
Appended drawing reference therein is：
1, procapsid, 101, ejector blade, 102, upper fixing port, 103, lower fixing port, 104, fixed on procapsid ejector blade
Ear, 105, procapsid fixed ear, 1051, groove；106, cylindrical hole on seed scraping device, 107, procapsid seed scraping device adjustment hole, 108,
Justify hole under seed scraping device, 109, planting mouth 110, seeding chamber, 111, unload kind of a mouth, 112, seed scraping device, 113, fixed ear under ejector blade
114, procapsid seed scraping device fixed ear, 115, unload kind of a mouth seed retaining plate, 1151, unload kind of a mouth seed retaining plate boss, 116, unload kind of a mouth gear kind
Plate fixing port, 117, unload kind of mouth seed retaining plate buckle, 118, unload kind of a mouth seed retaining plate buckle fixing port, 119, seed inlet, 2, discharge plate,
201, discharge plate location hole, 202, type hole, 3, gear ring, 301, hexagon socket head cap screw, 4, discharge plate locating shaft, 401, discharge plate it is fixed
Position ear, 402, locating slot, 403, positioning shoulder, 404, column pin hole, 5, circlip, 6, bearing, 7, chamber housing, 701, major part
Screw, 702, gas chamber, 703, feed mechanism for seed rack fixed ear, 704, axis hole, 705, rear limited shoulder, 706, planting position,
707, front limit slot, 708, procapsid fixed ear through-hole, 8, air flue shell, 801, air flue shell fixation hole, 802, bleeding point,
803, air flue, 804, air flue outside, 9, wing nut, 10, buckle, 1001, buckle ear, 1002, buckle spacing place 1,1003, branch
Point fixed point, 1004, buckle spacing place 2,11, motor, 1101, transmission gear, 1102, motor fixing hole, 12, air pressure front housing
Body, 121, air inlet, 122, seed inlet, 123, stomata sieve, 124, vapour-pressure type planting mouth, 125, anti-replay ejector blade, 1251,
Cross kind of a mouth, the 1252, second seed scraping device, 1253, anti-replay seed retaining plate
Specific embodiment
Invention is further explained with reference to the accompanying drawings and examples.
If Fig. 1 is to as shown in figure 3, when the feed mechanism for seed functional mode is as driven sucking precise seeder, mainly by front housing
Body 1, discharge plate 2, gear ring 3, discharge plate locating shaft 4, retaining ring 5, bearing 6, chamber housing 7, air flue shell 8, wing nut 9,
Buckle 10, motor 11 are constituted.
As shown in Fig. 4, Figure 16 and Figure 17, procapsid 1 includes circular bottom plate and the annular wall perpendicular to bottom plate, procapsid 1
Upper includes ejector blade 101 and seed scraping device 112, wherein seed pass through the planting pipe 109A being arranged on 1 bottom plate of procapsid and via
The interface of planting pipe 109A and bottom plate, that is, planting mouth 109 enters in feed mechanism for seed, and is set and leads kind in 1 annular wall of procapsid
Feed mechanism for seeds are discharged in mouth 110, and annular wall is vertical with bottom plate, and seed can be unloaded the discharge of kind of mouth 111 when dismantling procapsid.Unload kind of mouth 111
In the annular wall of the lower section of procapsid 1, unloads kind of mouth 111 and be provided with and unload kind of a mouth seed retaining plate with unload that kind of mouth 111 matches
115, it is fixed by unloading kind of mouth seed retaining plate fixing port 116 and procapsid 1 by bolt and nut to unload kind of 115 one end of mouth seed retaining plate.It unloads
Kind mouth seed retaining plate buckle 117 is fixed by the bolt and nut and procapsid 1 unloaded at kind of mouth seed retaining plate buckle fixing port 118.Meanwhile
It unloads kind of 115 other end of mouth seed retaining plate and is also unloaded kind of 117 fixation of mouth seed retaining plate buckle；Kind of the generally arc panel of mouth seed retaining plate 115 is unloaded,
Kind of a mouth seed retaining plate boss 1151 is unloaded unloading kind of 115 inner surface of mouth seed retaining plate and being equipped with, when unloading kind of mouth seed retaining plate 115 and installing, unloads kind of a mouth
Seed retaining plate boss 1151 is matched with 111 inner wall of kind of mouth is unloaded, and is fixed to kind of a mouth seed retaining plate 115 is unloaded.Bolt and nut is logical
It crosses to unload kind of a mouth seed retaining plate buckle fixing port 118 and will unload kind of a mouth seed retaining plate buckle 117 and be fixed on procapsid 1.Unload kind of a mouth seed retaining plate
Buckle 117 can be rotated with unloading kind of mouth seed retaining plate buckle fixing port 118 as hinge joint.Unloading kind of mouth seed retaining plate 115 can be to unload
Kind mouth seed retaining plate fixing port 116 is hinge joint, is rotated.When unload kind, Rotatable unloading kind mouth seed retaining plate buckle 117 makes
It, which is not pressed against, unloads on kind of mouth seed retaining plate 115, while the bolt and nut unloaded at kind of mouth seed retaining plate fixing port 116 being unscrewed, and rotation is unloaded
Kind mouth seed retaining plate 115, which can be completed, unloads kind of a process.About 101 ejector blade respectively has a longitudinal plate, crosses kind of mouth and is arranged in upper longitudinal direction
On plate, upper longitudinal plate is connected with lower longitudinal plate by an inclined plate, is designed on upper longitudinal plate, lower longitudinal plate and inclined plate multiple
Stomata, is respectively provided with a fixing port 102 and fixing port 103 on lower longitudinal plate top and bottom, fixing port 102,103 respectively with it is preceding
Shell ejector blade fixed column 104,113, which matches, is fixed on ejector blade 101 on procapsid 1, and the setting of fixed column 104 and 113 exists
On 1 baseplate inner surface of procapsid, for the column structure outwardly protruded.Respectively there is cylindrical hole 106,108 at 112 both ends of seed scraping device,
Cylindrical hole 108 and procapsid seed scraping device fixed column 114 constitute linkwork, and table is arranged in 1 bottom plate of procapsid in fixed column 114
On face, for the column structure outwardly protruded, cylindrical hole 106 passes through 9 bolt phase of wing nut with procapsid seed scraping device adjustment hole 107
Cooperation, adjustment hole 107 are elongate holes, and wing nut 9 can move in adjustment hole 107, by moving up and down wing nut, when
Wing nut 9 is locked after reaching predetermined position, kind of an intensity is scraped with adjust seed scraping device 112, to constitute rigid Gua Zhong mechanism.
As shown in Figure 4,5, the annular wall of procapsid 1 is being equipped with 4 procapsid fixed columns 105 far from bottom plate outmost turns, if
It sets on the lug in annular wall, fixed column 105 is column structure, is outwardly protruded and vertical with lug, procapsid passes through front housing
Body fixed column 105 is matched with corresponding hole in chamber housing 7, and buckle 10 passes through the fixed pivot of buckle 10 with chamber housing 7
Set 1003 is fixed together, and the groove of 10 both ends of buckle and procapsid fixed column 105 cooperates, to make procapsid 1 and chamber shell
Body 7 matches, and is set altogether there are two buckle 10, each buckle 10 and two fixed columns 105 cooperate.Buckle 10 and fixed column 105
For connection structure as shown in Figure 18 to 20, buckle 10 is in " bow " font, and respectively there is a buckle ear 1001 at 10 both ends of buckle, buckles ear
1001 shape is the approximate circular ring shape with opening, and 10 middle part of buckle is equipped with fixed pivot set 1003, fixed pivot set 1003
Both ends are extended outwardly in the form of line segment, and the end of line segment respectively constitutes buckle ear 1001, the extension side of two buckle ears 1001
To identical, and with the extending direction of fixed pivot set 1003 at nearly 90 °.Buckle 10 is in the position point of neighbouring two buckles ear 1001
It She You not the first buckle limit section 1002 and the second buckle limit section 1004, the first buckle limit section 1002 and the second buckle limit
Position section 1004 is obliquely extended outward respectively, and the first buckle limit buckle of section 1002, second limit section 1004 and fixed pivot set
1003 threes are in same plane；Wherein, fixed pivot set 1003 is in not closed circle, so that major part screw 701 passes through.Front housing
The port periphery of body 1 altogether there are four procapsid fixed column 105, respectively have on the outside of four 105 upper ends of procapsid fixed column one it is recessed
Slot 1051, effect are matched with the buckle of buckle 10 limit section 1 (1002), 2 (1004), and procapsid 1 is fixed on chamber
On shell 7.
As shown in Fig. 5, Fig. 8, Figure 18 to Figure 20,10 (flexible) of buckle are by the major part screw by fixed pivot set 1003
701 are fixed in chamber housing 7, and chamber housing 7 is equipped with the threaded hole cooperated with major part screw 701, the nail of major part screw 701
Body is screwed into the threaded hole of chamber housing 7 via the not closed round hole of fixed pivot set 1003, and head of a nail size, which is greater than, does not seal
The round hole closed is pressed on the round hole, with fixed card buckle.Four procapsid fixed columns 105 on 1 port periphery of procapsid
It is matched by buckling 10 with two after procapsid fixed ear through-hole 708 corresponding in chamber housing 7, wherein procapsid fixed column
Groove 1051 on 105 is matched with buckle limit section 1 (1002), buckle limit section 2 (1004), and procapsid 1 is made to be fastened on chamber
In room housing 7.Buckle 10 is fixed in chamber housing 7 by the major part screw 701 by fixed pivot set 1003, but buckles 10 liang
End be it is flexible, i.e., when procapsid 1 to be unloaded, can firmly simultaneously to 1051 opening direction of groove break buckle 10 both ends card
Mouth ear 1001, so that buckle limit section 1 (1002), buckle spacing place section (1004) and groove 1051 be made to lose cooperation, procapsid
1 can unload down from chamber housing 7.The inside close to fixed column 105 is provided with positive stop lug boss 106 in chamber housing 7, limits
Position boss 106 is equipped with convex edge 1061, when the first buckle limit section 1002 and the second buckle limit section 1004 are fastened on fixation
When in the groove 1051 of column 105, buckle 10 is in the position of neighbouring first buckle limit section 1002 and the second buckle limit section 1004
It is stuck in 1061 lower part of convex edge, when that will buckle limit section and break out from groove, buckle 10 remains to be limited by convex edge 1061, avoids card
10 pop-up of button.
As shown in Fig. 3, Fig. 6 to Fig. 8, discharge plate 2 is fixedly connected with gear ring 3 by 3 hexagon socket head cap screws 301, is installed
In chamber housing 7.Locating shaft 4 is equipped with annular outer locating plate, and multiple positioning columns 401 are uniformly arranged on locating plate, fixed
Position axis 4 is equipped with column pin hole 404 in one end of locating plate side, and locating shaft 4 is equipped with necking part in the locating plate other side, and necking part leans on
One end of nearly locating plate is formed with positioning shoulder 402, and one end that necking part is remotely located is equipped with locating slot 403.Discharge plate positioning
Axis 4 and discharge plate shaft hole matching keep discharge plate positioning by the cooperation of discharge plate positioning column 401 and discharge plate location hole 201
The relative position of axis 4 and discharge plate 2, while by pin insertion column pin hole 404 to limit the axial position of discharge plate.Positioning
Necking part and two 6 inner rings of bearing between shoulder 402 and locating slot 403 are interference fitted, the positioning shoulder 402 of discharge plate locating shaft 4
Axis between locating slot 403 is matched by two bearings 6 with the axis hole 704 of chamber housing 7, the outer ring of two bearings 6 and
Axis hole 704 is interference fit, and two bearings 6 are arranged and enable to the carrying to locating shaft 4 more firm；Wherein circlip 5
It is fixed on locating slot 403, while circlip 5 is in contact with 6 inner ring of rear bearing, the rear limit of 6 outer ring of rear bearing and axis hole 704
Shoulder 705 matches contact；Equally, the inner ring close to the bearing 6 of positioning shoulder 402 contacts positioning with shoulder 402 is positioned, outside fore bearing 6
Circle contacts positioning (i.e. in locating slot 403 and preceding limit with the circlip 5 on the front limit slot 707 of the axis hole 704 of chamber housing 7
Position slot 707 is respectively provided with an an equal amount of circlip 5), so that the outer ring of two bearings 6 is respectively by rear 705 He of limited shoulder
Circlip 5 on the front limit slot 707 of chamber housing 7 positions, in addition 6 outer ring of bearing and axis hole 704 are interference fitted, ensure that
Two bearings are fixed in axis hole 704.Circlip 5 on the positioning shoulder 402 and locating slot 403 of discharge plate locating shaft 4 is by two
The inner ring of a bearing 6, which limits, to be fixed, in addition the axis necking part between the inner ring and positioning shoulder 402 and locating slot 403 of two bearings 6
To be interference fitted, to limit axial movement of the discharge plate locating shaft 4 in axis hole 704.
As shown in Figure 2 and Figure 9,6 801 (inner ring and outer rings of air flue shell fixation hole that air flue shell 8 passes through inside and outside circle
Respectively three fixation holes 801 of setting) it is fixed with the hole on 7 backboard of chamber housing with screw, air-flow passes through the gas on air flue shell 8
Road 803 is discharged through bleeding point 802.8 ontology of air flue shell is that 8 ontology of air flue shell is not arranged in closed ring, air flue 803
Inner surface, shape are also not closed ring, and bleeding point 802 is arranged in the outer surface of 8 ontology of air flue shell, and with air flue 803
It communicates, when air flue shell 8 is installed, air flue 803 is towards chamber housing 7.
As shown in Fig. 2, Fig. 3 and Figure 10, motor 11 passes through 4 motor fixing holes 1102 and chamber shell on 11 shell of motor
It is bolted after corresponding mounting hole alignment on body 7.The transmission gear 1101 of 11 front end of motor protrudes into chamber housing 7
Be meshed with gear ring 3 transmission afterwards.Chamber housing 7 includes bottom plate and encloses side wall around the one of bottom plate, constitutes the cavity of inner concavity,
Bottom plate center is equipped with axis hole, is equipped with multiple arc-shaped strip-shaped holes around the axis hole, uses as vented cavity, the strip-shaped hole is preferred
Quantity be 3, the strip-shaped hole is arranged in the same circumferentially spaced about preset distance, shape, the size of preferred strip-shaped hole
It is identical, and it is spaced identical distance setting.Each strip-shaped hole both ends are arc-shaped, can reduce windage.
As described above, if Fig. 1 and Fig. 2 is the overall structure installation diagram that functional mode is air-suction seeding unit.
It is the structure of vapour-pressure type feed mechanism for seed for functional mode, is air-suction seeding unit assembly relation with above-mentioned functional mode
Identical part is not repeated to discuss herein, only discusses different places.Under two kinds of functional modes of aspiration and air pressure, their area
It is not exactly the difference of front housing and rear shell.As shown in Figure 14 and Figure 15, under vapour-pressure type feed mechanism for seed functional mode, procapsid 12 compares gas
Procapsid more than 1 under draught type seed sowing device functional mode an air inlet pipe 121,121 bottom of air inlet pipe are provided with stomata sieve 123,
Stomata sieve 123 can make gas even into feed mechanism for seed.In addition, seed enters from seed input pipe 122, vapour-pressure type planting mouth is reached
124 (i.e. the interfaces of seed input pipe 122 and bottom plate) form population, and vapour-pressure type planting mouth 124 is compared with the feed mechanism for seed under aspiration functional mode
The planting mouth 109 of procapsid 1 is 20mm high, guarantees the stability that population falls at planting mouth 124 under gas pressure pattern.Functional mode is
Vapour-pressure type feed mechanism for seed does not have air flue shell 8.
For air-suction seeding unit, as shown in Figure 2 and Figure 9, air flue shell 8 is solid by 6 air flue shells of Internal and external cycle
Determine hole 801 (three fixation holes 801 are respectively arranged in inner ring and outer ring) to be fixed with the hole on 7 backboard of chamber housing with screw, air-flow
It is discharged from gas chamber 702 by the air flue 803 on air flue shell 8 through bleeding point 802.As shown in Fig. 9 and 21, air flue 803 is
The circular configuration of convex, from air flue outside 804 as can be seen that it is the semicircular structure of evagination.Set outer for air flue 803
Convex semicircular structure is conducive to gas and passes through air flue 803 uniformly smoothly, because air flue 803 is evagination semicircular structure, does not have
There is the part of structural mutation, gas can be made to flow smoothly, the stable gas pressure of stable gas pressure, air flue shell 8 can guarantee air chamber
702 stable gas pressure of room guarantees that 2 seeding effect of discharge plate is good, i.e., feed mechanism for seed sowing performance is stablized.
As described above, if Figure 11 to Figure 13 is the whole installation diagram under vapour-pressure type feed mechanism for seed functional mode.
The course of work of feed mechanism for seed of the invention is as follows：
When feed mechanism for seed functional mode works as air-suction seeding unit, general assembly drawing as shown in Figure 1, Figure 2, Fig. 6 and Figure 22, such as
Shown in Fig. 8, there are three feed mechanism for seed rack fixed ears 703, they and chamber housing 7 be an entirety (chamber housing 7 be mold at
Type), each fixed ear 703 is equipped with a mounting hole, is fixed on accordingly with 3 feed mechanism for seed rack fixed ears 703 of bolt
In the rack (rack of such as seeder) of operation, to fix feed mechanism for seed.Blower negative pressure mouth is connected to bleeding point 802 as chamber
Gas chamber 702 in room housing 7 provides negative pressure, and what the seed inlet 119 of planting pipe 109A connected above is plants case, in plants case
Seed can enter from the seed inlet 119 of 1 seed inlet pipe 109A of procapsid reaches planting mouth 109, due to the negative pressure of gas chamber 702
Effect, seed can be adsorbed in the type hole 202 on discharge plate 2, which is strip-shaped hole.By monolithic processor controlled motor 11
The gear ring 3 for engaging cooperation is driven by transmission gear 111, gear ring 3 rotates the rotation with dynamic metering plate 2.In negative pressure
The effect of gas chamber 702, on 2 periphery of discharge plate the seed of type hole with discharge plate 2 rotation reach planting position 706
(since planting position 706 is without gas chamber 702, can not provide negative pressure), seed are discharged by self weight from seeding chamber 110, the row of completion
Kind.
When feed mechanism for seed functional mode works as vapour-pressure type feed mechanism for seed, feed mechanism for seed is fixed on rack in the same way as described above
On, fan outlet is connected with the air inlet pipe 121 on air pressure procapsid 12, air pressure is provided for 2 front of discharge plate, from air inlet pipe
121 gases entered are discharged from gas chamber 702.Thus, the type hole 202 on discharge plate 2 is when in 702 position of gas chamber
When, the seed in type hole is temporarily fixed to corresponding position by air pressure, when the type hole of discharge plate 2 reaches planting position 706,
Since the planting position 706 of chamber housing 7 is due to the blocking of housing wall, air-flow can not pass through, thus planting position 706 is without gas
Pressure, the seed reached herein are discharged by self weight from sowing port, complete seeding process.
For vapour-pressure type feed mechanism for seed, the present invention also improves ejector blade structure, provides the anti-replay of one kind and pushes away kind
Plate 125, as shown in Fig. 4 and Figure 23, anti-replay ejector blade 125 is compared with two structures of ejector blade more than 101, i.e. the second seed scraping device 1252
With anti-replay seed retaining plate 1253.It is neighbouring that second seed scraping device 1252 and anti-replay seed retaining plate 1253 were all disposed within 1251 lower part of kind mouth
The position of kind of mouth is crossed, the second seed scraping device 1252 is arranged above anti-replay seed retaining plate 1253, wherein anti-1253 He of replay seed retaining plate
Upper longitudinal plate at 120 °, anti-replay seed retaining plate 1253 and the second seed scraping device 1252 at 60 ° and anti-1253 length of replay seed retaining plate about
For 47mm.Anti- replay ejector blade 125 no longer repeats herein with 101 same section of ejector blade.As shown in Figure 15 and Figure 23, work as kind
For son when vapour-pressure type planting mouth 124 forms population, gas enters discharge plate 2 and air pressure through stomata sieve 123 from air inlet 121
When in the gas chamber between procapsid 12, air pressure can be generated, the disturbance of air-flow will be generated to the population at planting mouth 124, population
Seed can splash, so that seed flew over kind mouth 1251 during splashing, cause to replay.Increase anti-replay seed retaining plate
After 1253, it can effectively prevent seed and splash upwards and crossed kind mouth 1251.In addition, in feed mechanism for seed seeding operation, vapour-pressure type
The seed of population at planting mouth 124, which can press, to be attached on discharge plate 2, as the rotation of discharge plate 2 reaches 112 position of seed scraping device
When, clear kind of work for the first time will be carried out by seed scraping device 112, when reaching the second 1252 position of seed scraping device, will be carried out second
Clear kind.Size due to crossing kind of mouth 1251 is designed according to corn single seed full-size, so if preceding clear twice
After kind failure, clear kind of third time can be carried out by crossing kind of a mouth 1251.It, can be very big by triple clear kinds of anti-replay ejector blade 125
Reduce replay rate when feed mechanism for seed seeding.
The dual-purpose precise seeder of aspirated-air type and vapour-pressure type of the invention can be quickly disassembled, and the registration of components is higher,
Few component is only needed replacing, can be switched between aspirated-air type and vapour-pressure type feed mechanism for seed, work can greatly be improved
Make efficiency.
Claims (9)
1. a kind of aspirated-air type and the dual-purpose precise seeder of vapour-pressure type, including procapsid, discharge plate and chamber housing, feature exist
In：Procapsid and chamber housing are connected by a snap, and discharge plate is mounted between chamber housing inner cavity and procapsid.
2. feed mechanism for seed according to claim 1, it is characterised in that：The feed mechanism for seed further includes ejector blade and seed scraping device；Institute
Stating procapsid includes bottom plate and the annular wall perpendicular to bottom plate, and plate outer surface is equipped with planting pipe, planting pipe and falling on bottom plate
Kind mouth communicates, and annular wall is equipped with seeding chamber.
3. feed mechanism for seed according to claim 2, it is characterised in that：Annular wall lower part, which is additionally provided with, unloads kind of a mouth, unloads kind of a mouth setting
Have and unload kind of a mouth seed retaining plate with unload that kind of mouth matches, unloads kind of a mouth seed retaining plate one end and fixed with procapsid, it is another to unload kind of mouth seed retaining plate
It is unloaded kind of a mouth seed retaining plate buckle and is fixed in end.
4. feed mechanism for seed according to claim 3, it is characterised in that：Kind of a mouth seed retaining plate generally arc panel is unloaded, kind of a mouth is being unloaded
Seed retaining plate inner surface is equipped with and unloads kind of a mouth seed retaining plate boss.
5. feed mechanism for seed according to claim 2, it is characterised in that：Ejector blade respectively has a longitudinal plate up and down, crosses kind of a mouth and sets
It sets in upper longitudinal plate, upper longitudinal plate is connected with lower longitudinal plate by an inclined plate, on upper longitudinal plate, lower longitudinal plate and inclined plate all
Equipped with multiple air holes, a fixing port is respectively provided on lower longitudinal plate top and bottom, the fixing port is respectively and on procapsid
Two ejector blade fixed columns match so that ejector blade is fixed on procapsid, table is arranged in procapsid bottom plate in fixed column
On face, for the column structure outwardly protruded.
6. feed mechanism for seed according to claim 2, it is characterised in that：Respectively there are a cylindrical hole, a cylinder in seed scraping device both ends
Hole and procapsid seed scraping device fixed column constitute linkwork, and fixed column is arranged on procapsid baseplate inner surface, to outwardly protrude
Column structure；Another cylindrical hole is matched with the seed scraping device adjustment hole on procapsid by wing nut bolt, the tune
Knothole is elongate holes.
7. feed mechanism for seed according to claim 1, it is characterised in that：The annular wall of procapsid is equipped with far from bottom plate outmost turns
Four procapsid fixed columns, procapsid are matched by procapsid fixed column with hole corresponding in chamber housing, and each buckle is each
It is clamped with two procapsid fixed columns.
8. feed mechanism for seed according to claim 1, it is characterised in that：It further include gear ring and locating shaft, discharge plate and gear
Circle is bolted to connection, and is mounted in chamber housing, and locating shaft is equipped with annular outer locating plate, and multiple positioning columns are uniform
It is arranged on locating plate, locating shaft is equipped with column pin hole in one end of locating plate side, and locating shaft is equipped with contracting in the locating plate other side
Neck, necking part are formed with positioning shoulder close to one end of locating plate, and necking part is equipped with locating slot remotely located one end.
9. a kind of seeder, which is characterized in that the seeder include as above one of described in feed mechanism for seed.
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| CN201810944535.2A CN108848803B (en) | 2018-08-19 | 2018-08-19 | Air suction type and pneumatic type dual-purpose precision seed sowing device |
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| CN201810944535.2A CN108848803B (en) | 2018-08-19 | 2018-08-19 | Air suction type and pneumatic type dual-purpose precision seed sowing device |
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| CN108848803B CN108848803B (en) | 2024-02-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451932A (en) * | 2018-12-19 | 2019-03-12 | 黑龙江精播科技开发有限公司 | A kind of air-suction seeding unit |
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| CN107896587A (en) * | 2017-12-19 | 2018-04-13 | 中国农业大学 | A kind of aspirated-air type high speed precise seeder with auxiliary seed-filling effect discharge plate |
| CN208675735U (en) * | 2018-08-19 | 2019-04-02 | 中国农业大学 | Aspirated-air type and the dual-purpose precise seeder of vapour-pressure type |
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| CN104368961A (en) * | 2013-08-14 | 2015-02-25 | 广达电脑股份有限公司 | Screw locking machine |
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| US20170245421A1 (en) * | 2014-10-09 | 2017-08-31 | Matermacc S.P.A. | An improved seed dispenser for a precision automatic sower |
| CN106258110A (en) * | 2016-09-06 | 2017-01-04 | 中国农业大学 | Valve adjustable air-flow auxiliary seed-filling, seeding internal feed type seeder and control method |
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