CN208850156U - A kind of general precision drilling feed mechanism for seed - Google Patents
A kind of general precision drilling feed mechanism for seed Download PDFInfo
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- CN208850156U CN208850156U CN201821540239.8U CN201821540239U CN208850156U CN 208850156 U CN208850156 U CN 208850156U CN 201821540239 U CN201821540239 U CN 201821540239U CN 208850156 U CN208850156 U CN 208850156U
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Abstract
The utility model discloses a kind of general precision drilling feed mechanism for seeds, including procapsid, clear kind of sawtooth, discharge plate, back casing, inhale kind of a gas chamber, transmission mechanism and shunting cleaning device, wherein, the clear kind of sawtooth is mounted on the procapsid, and the discharge plate is fixed on the transmission mechanism and is arranged between procapsid and back casing；The suction kind gas chamber is fixedly mounted on the back casing, and the shunting cleaning device is mounted on the procapsid, and the back casing is removably interconnected with the procapsid.The utility model is wide to bean varieties applicability, and planting density is big, structure is simple, operating speed is high.
Description
Technical field
It is for agricultural machinery precise sowing the utility model relates to a kind of universal seeding apparatus of suitable beans precision drilling
Mechanical device, belong to agricultural machinery technological field.
Background technique
With the expansion year by year of beans cultivated area, in order to guarantee to increase production abridged edition, beans mechanization precise sowing seems outstanding
It is important.Core component of the feed mechanism for seed as precise sowing, working performance quality directly affect seeding quality.Aspirated-air type seeding
Device relative to other types feed mechanism for seed, have it is not tight to seed shape requirement, do not need selected classification, do not damage seed, can fit
The advantages that answering fair speed seeding operation, is widely used.
Currently, bean planter tool type is more since bean varieties are various, sowing different cultivars needs replacing different rows
Kind device；And beans planting density is bigger relative to corn, original seed of maize is not able to satisfy beans dense planting demand；Meanwhile
Existing beans air-breathing precise seed sowing device mostly uses greatly double double discharge plates of air-suction chamber or the double discharge plate design of single gas chamber, and there are structures
Seeder speed is not high when complexity, mounting and adjusting are inconvenient, manufacturing cost is higher and broadcasts the granules such as soybean, pea away from crop lacks
Point influences and reduces seeding quality.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of pair of bean varieties applicability is wide, planting density
Greatly, the universal seeding apparatus for the suitable beans precision drilling that structure is simple, operating speed is high.
In order to achieve the purpose of the present invention, the following technical solutions are adopted:
A kind of general precision drilling feed mechanism for seed, including procapsid, clear kind of sawtooth, discharge plate, back casing, a suction kind gas chamber, transmission
Mechanism and shunting cleaning device, in which:
The clear kind of sawtooth is mounted on the procapsid, and the discharge plate is fixed on the transmission mechanism and is arranged preceding
Between shell and back casing；The suction kind gas chamber is fixedly mounted on the back casing, and the shunting cleaning device is mounted on institute
It states on procapsid, the back casing is removably interconnected with the procapsid.
The feed mechanism for seed, in which: the main body of the procapsid is by circular bottom plate and perpendicular to the annular wall structure of bottom plate
At circular cavity structure, annular wall is vertical with bottom plate, procapsid be equipped with seed inlet, seed retaining plate, spud pile, venthole, positioning
Stake, unloads kind of a slot, mouth of charging seed at clear kind of sawtooth mounting groove, clear kind of sawtooth mounting base.
The feed mechanism for seed, in which: it is provided with lug on the outside of the procapsid annular wall, lug has spud pile,
It is spaced a predetermined distance in the procapsid annular wall and is provided with multiple groups venthole, the quantity of every group of venthole is multiple；It is described fixed
Position stake and the clear kind of sawtooth mounting base are arranged on the inside cavity bottom plate of the front housing phosphor bodies, the clear kind of sawtooth installation
Slot and the seed inlet are located on the procapsid, and seed inlet is arranged on the bottom plate of the containment portion of front housing phosphor bodies, described
It unloads kind of slot and the mouth of charging seed is located at the procapsid lower part, unloads in the annular wall for the lower section that procapsid is arranged in kind of slot, unload kind
Slot is provided with kind of the mouth seed retaining plate that unloads being matched therewith, and the seed retaining plate is removably mounted on the procapsid lower part, is used for
Kind of a slot is unloaded in closure.
The feed mechanism for seed, in which: described clear kind of sawtooth one end is installed in rotation in clear kind of sawtooth mounting base, another
End is adjustably mounted in clear kind of sawtooth mounting groove.
The feed mechanism for seed, in which: the sawtooth mounting groove is the perforation bar shape trench hole opened up on bottom plate, clear kind of sawtooth
The other end be equipped with mounting hole, mounting hole, which is inserted into after bolt, is again inserted into bolt in sawtooth mounting groove with fixed after nut check.
The feed mechanism for seed, in which: the discharge plate includes inner ring type hole, disturbing kind of a slot, discharge plate location hole and electricity, to drive gear fixed
Position protrusion.
The feed mechanism for seed, in which: multiple kind of slots of disturbing successively are uniformly arranged on along the circumferential direction in the outer ring of discharge plate, shape
Shape is the strip curved opening slot inwardly opened up from discharge plate outer edge, and multiple inner ring type holes are disturbing kind of an inside circumference where slot slot bottom
Inner ring be along the circumferential direction successively uniformly arranged.
The feed mechanism for seed, in which: notch size is bigger than slot bottom size.
The feed mechanism for seed, in which: two adjacent disturb among kind of slot is arranged in each type hole in a circumferential direction
Position, and the projection in discharge plate diametrical direction not with disturb kind of a slot and intersect.
The feed mechanism for seed, in which: the ring dress boss being arranged in the discharge plate and the back casing inner wall closely pastes
Close, annular boss from it is described disturb kind of slot top and covered a part of kind of slot is disturbed described in discharge plate outer ring, discharge plate outer ring is not covered
Firmly described disturbs kind of a slot and forms outer ring type hole, the inner ring type hole and the outer ring type hole circumferentially uniform interlaced arrangement.
The feed mechanism for seed, in which: the back casing includes Quick Release spring, electricity drive gear baffle, deck, fixation hole and installation
Hole, the circlip are fixedly mounted on back casing, and the deck and the fixation hole are arranged on back casing, the circlip, card
Seat, fixation hole and the spud pile are used to fix the position of the procapsid and the back casing, and the mounting hole is arranged rear
On the mounting flange of hull outside, electricity drive gear baffle, which is bolted, to be fixed on back casing.
The feed mechanism for seed, in which: the suction kind gas chamber includes the line of rabbet joint and air intake duct, and line of rabbet joint setting is in the suction kind gas chamber
Edge, is filled with sealing rubber ring in the line of rabbet joint, and suctions, which is planted gas chamber and be screwed, to be mounted on the back casing, the air-breathing
Pipe is connected with negative-pressure air fan.
The feed mechanism for seed, in which: the transmission mechanism includes bearing assembly and the transmission that is mounted on bearing assembly
Axis, the transmission mechanism are rotatably mounted on the back casing by the bearing assembly.
The feed mechanism for seed, in which: the shunting cleaning device includes seeding road and shunt assembly, and wherein seeding road is whole
It is made of antetheca, rear wall, mesospore, left side wall and right side wall, wherein antetheca, rear wall and left side wall and right side wall surround upper and lower opening
Cavity body structure, mesospore be arranged between antetheca, rear wall, cavity is divided into outer seeding road and interior seeding road.
The feed mechanism for seed, in which: respectively in the position in corresponding outer seeding road and interior seeding road on left side wall and right side wall
Multiple cross-drilled holes are offered from top to bottom, and antetheca, rear wall and mesospore lower part are equipped with connecting hole.
The feed mechanism for seed, in which: shunt assembly includes Seed-cleaning tool, gear kind knife, distributing damper.
The feed mechanism for seed, in which: the Seed-cleaning tool is evenly upwardly extended from antetheca and seeding road left side wall, described clear
The global shape of kind knife is arc-shaped flaky, and bending direction is the direction far from rear wall, and top is equipped with a groove, groove two
Upper lateral part is respectively provided with a wedge angle；Gear kind knife is upwardly extended from antetheca, and keeps off the width and antetheca equivalent width of kind of knife, gear kind knife
Global shape be arc-shaped flaky, bending direction be far from rear wall direction, height lower than Seed-cleaning tool height and its be bent
Degree is less than the bending degree of Seed-cleaning tool.
The feed mechanism for seed, in which: gear kind knife lower part is equipped with the first mounting hole, and top is equipped with the second mounting hole, the second peace
It fills one upper lateral part of hole and is equipped with gear kind cutter head.
The feed mechanism for seed, in which: rear wall is upwardly extended equipped with a bent plate, and the height of bent plate is far below the height for keeping off kind of knife
Degree, and its bending direction is opposite with the gear kind bending direction of knife.
The feed mechanism for seed, in which: distributing damper is arranged on mesospore top, and global shape is arc-shaped flaky, bending side
To height identical as gear kind knife bending direction, and being lower than gear kind knife, width and mesospore equivalent width.
The feed mechanism for seed, in which: shunt the insertion of cleaning device top and charge seed in mouth, the first mounting hole on gear kind knife and
On the guide pile of second mounting hole button on the shell, Seed-cleaning tool, gear kind knife and distributing damper are inserted into discharge plate chamber, and clear kind
The top edge of knife is located at the outer edge lower part of inner ring type hole and adjacent position；Gear kind knife is located at inner ring nearest therewith
The lower part of type hole and its height are lower than the height of Seed-cleaning tool；The top of distributing damper be located at inner ring type hole and outer ring type hole it
Between.
The feed mechanism for seed, in which: further include discharging tube, the discharging tube top is equipped with discharging tube mounting hole, discharging tube
It covers in stream cleaning device lower part, discharging tube mounting hole is fixed after being aligned with connecting hole with screw and nut.
Detailed description of the invention
Fig. 1 is the feed mechanism for seed structural exploded view of the utility model；
Fig. 2 is feed mechanism for seed procapsid schematic rear view shown in fig. 1；
Fig. 3 is that feed mechanism for seed discharge plate schematic diagram shown in fig. 1 (is followed successively by front view, rear view, scheme of installation and electricity
Drive gear schematic diagram)；
Fig. 4-1 is the first direction schematic diagram after feed mechanism for seed shown in fig. 1 assembling；
Fig. 4-2 is the second direction schematic diagram after feed mechanism for seed shown in fig. 1 assembling；
Fig. 4-3 is the third direction schematic diagram after feed mechanism for seed shown in fig. 1 assembling；
Fig. 5 is shunting cleaning device schematic diagram shown in Fig. 1；
Fig. 6 is motor mounting part part schematic diagram.
Appended drawing reference therein are as follows:
1 procapsid, 101 seed inlet
102 seed retaining plate, 103 spud pile
104 venthole, 105 guide pile
106 clear kinds of sawtooth mounting grooves, 107 clear kinds of sawtooth mounting bases
108, which unload kind of slot 109, charges seed mouth
2 clear kinds of sawtooth
3 discharge plate, 301 inner ring type hole
302 outer ring type holes 3021 disturb kind of a slot
303 discharge plate location holes
4 back casing, 401 circlip
402 electricity drive 403 deck of gear baffle
404 fixation hole, 405 mounting hole
5 inhale kind of 501 line of rabbet joint of gas chamber
502 air intake ducts
6 transmission mechanism, 601 bearing assembly
7 shunt 701 Seed-cleaning tool of cleaning device
702 gear kind 703 distributing dampers of knife
704 shunt 705 connecting hole of cleaning device mounting hole
8 discharging tube, 801 discharging tube mounting hole
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As Figure 1-Figure 5, the utility model includes procapsid 1, clear kind of sawtooth 2, discharge plate 3, back casing 4, inhales kind of a gas chamber
5, transmission mechanism 6, shunting cleaning device 7, discharging tube 8.The clear kind of sawtooth 2 is mounted on the procapsid 1, can be adjusted
Clear kind of position, the discharge plate 3 are fixed on the transmission mechanism 6, and are fitted closely with the back casing 4, can be in the biography
It is rotated under the drive of motivation structure 6, the suction kind gas chamber 5 is fixedly mounted on the back casing 4, and the shunting cleaning device 7 is pacified
On the procapsid 1, the discharging tube 8 is mounted on the shunting cleaning device 7, the back casing 4 and the front housing
Body 1 is capable of fixing connection and disassembly.
The main body of the procapsid 1 be by circular bottom plate and perpendicular to the circular cavity structure that the annular wall of bottom plate is constituted,
Annular wall is vertical with bottom plate, and procapsid 1 includes seed inlet 101, seed retaining plate 102, spud pile 103, venthole 104, guide pile
105, clear kind of sawtooth mounting groove 106, clear kind of sawtooth mounting base 107, unload kind of slot 108, mouth 109 of charging seed, 1 annular wall of procapsid
Lug is arranged in outside, and lug has spud pile 103, is spaced a predetermined distance in 1 annular wall of procapsid and is provided with multiple groups
Venthole 104, the quantity of every group of venthole 4 be it is multiple, be preferable to provide three groups of ventholes 4, the guide pile 105 and described clear
Kind sawtooth mounting base 107 is arranged in the inside cavity internal backplane of 1 main body of procapsid, the clear kind of sawtooth mounting groove
106 and the seed inlet 101 be located on the procapsid 1, the bottom of the containment portion of 1 main body of procapsid is arranged in seed inlet 101
On plate, including, into kind of a channel, being provided with through hole on bottom plate into kind of the bottom of the channel position between arc panel and bottom plate, so that
Seed is able to enter 1 inner cavity of procapsid.It is described to unload kind of slot 108 and the mouth 109 of charging seed is located at 1 lower part of procapsid, unloads kind
Slot 108 is arranged in the annular wall of the lower section of procapsid 1, and that unloads that kind of slot 108 is provided with that it matches unloads kind of a mouth seed retaining plate 102,
The seed retaining plate 102 is removably mounted on 1 lower part of procapsid, unloads kind of slot 108 for blocking.
2 one end of the clear kind of sawtooth is installed in rotation in clear kind of sawtooth mounting base 107, and the other end is adjustably installed
In clear kind of sawtooth mounting groove 106, and the edge for having sawtooth equally sharp with clear kind of 2 tooth of sawtooth, it is extra for removing
Seed.The sawtooth mounting groove 106 is the perforation bar shape trench hole opened up on bottom plate, and the other end of clear kind of sawtooth 2 is equipped with installation
Hole is inserted into after bolt and bolt is inserted into sawtooth mounting groove 106 again, due to the bar shape of sawtooth mounting groove, so clear kind of saw
Tooth 2 can rotate in mounting groove 106 around its mounting base 107, after rotating to suitable position, with nut check, can incite somebody to action
The clear kind of installation of sawtooth 2 is fixed.
The discharge plate 3 includes inner ring type hole 301, disturbs kind of slot 3021, discharge plate location hole 303, electricity drive gear positioning protrusion
304.Plurality of kind of slot 3021 of disturbing successively is uniformly arranged on along the circumferential direction in the outer ring of discharge plate 3, and shape is outside discharge plate 3
The strip curved opening slot that edge inwardly opens up, notch size are bigger than slot bottom size；Multiple inner ring type holes 301 are disturbing kind of slot 3021
Inner ring within circumference where slot bottom is along the circumferential direction successively uniformly arranged, and shape is circular hole, and each type hole 301 is in circle
Two adjacent positions disturbed among kind of slot 3021 are set in circumferential direction, and the projection in 3 diametrical direction of discharge plate not with disturb
Kind slot 3021 intersects.The discharge plate 3 and the back casing 4 fit closely, and 4 inner wall of back casing is equipped with a ring and fills boss
406, the annular boss 416 that back casing 4 is contacted with the discharge plate 3 has covered discharge plate outer ring institute from 3021 top of kind of slot of disturbing
State the major part for disturbing kind of slot 3021, discharge plate outer ring be not covered it is described disturb kind of slot 3021 and form outer ring type hole 302, it is described
Inner ring type hole 301 and the outer ring type hole 302 circumferentially uniform interlaced arrangement, pass through the set-up mode of this double-round type hole, energy
Enough increase discharge plate to inhale kind and the quantity of seeding, improve seeding operation efficiency, while being staggered the side of type hole by Internal and external cycle
Formula can be avoided the seed removed and fallen by clear kind of sawtooth 2 and collide the seed adsorbed by inner ring type hole 301, reduces inner ring and inhales
The possibility that attached seed is fallen.
The shielded part of kind of slot 3021 of disturbing is located at the outer ring type hole 302 and 301 periphery of inner ring type hole, rises
The effect arrived disturbance population, improved seed absorption initial velocity, the discharge plate location hole 303 are located at 3 center of discharge plate, can will plant
Disk 3 is located on the transmission mechanism 6, is rotated with transmission mechanism, and the electricity drives gear positioning protrusion 304 and is located at discharge plate 3
The back side, being capable of location and installation electricity drive gear 407.
The back casing 4 drives gear baffle 402, deck 403, fixation hole 404, mounting hole 405 including Quick Release spring 401, electricity,
The circlip 401 is fixedly mounted on back casing 4, and the deck 402 is arranged on back casing 4 with the fixation hole 404, described
Circlip 401, deck 402, fixation hole 404 and the spud pile 103 are capable of fixing the position of the procapsid 1 and the back casing 4
It sets, the mounting hole 405 is located on the mounting flange in 4 outside of back casing, and feed mechanism for seed can be fixedly mounted on the rack.Electricity drives
Gear baffle 402 is bolted in the threaded hole 409 being fixed on back casing 4, drives gear hole with masking electricity.Such as Fig. 6 institute
Show, when using motor driven, motor is fixed on hole 409 by bolt, and motor shaft is matched with 408 centre bore of pinion gear
It closes, pinion gear 408 is driven gear 407 with electricity and engaged, and motor shaft rotation drives electricity to drive gear 407 by driving pinion gear 408
Rotate discharge plate 3, thus the discharge plate 3 of the utility model can also be using electricity except through the driving of the transmission mechanism of foregoing description
Machine drives discharge plate, and kind disk rotating speed it is non-uniform can to avoid kind of disk rotating speed caused by skidding because of seeder ground wheel with stepless regulating
It influences, further improves seeding quality.
The suction kind gas chamber 5 includes the line of rabbet joint 501, air intake duct 502, and suction kind 5 edge of gas chamber is provided with the line of rabbet joint 501,
Filling with sealant circle in the line of rabbet joint 501 makes the suction kind gas chamber 5 and 4 outer wall of the back casing fit closely and cover induction chamber 5
The air inlet of lid back casing 4 enhances airtightness, and the suction kind gas chamber 5, which is screwed, to be mounted on the back casing 4, with
The discharge plate 3 and back casing 4 together constitute with negative pressure air chamber, and the air intake duct 502 is connected with negative-pressure air fan, make air chamber
Room is full of negative pressure, for adsorbing the seed positioned at disk before discharge plate 3.
The transmission mechanism 6 includes bearing assembly 601 and the transmission shaft being mounted on bearing assembly 601, the transmission
Mechanism 6 is rotatably mounted on the back casing 4 by the bearing assembly 601.
The shunting cleaning device 7 includes seeding road 708 and shunt assembly, wherein seeding road 708 it is whole by antetheca 709,
Rear wall 710, mesospore 711, left side wall and right side wall are constituted, and wherein antetheca 709, rear wall 710 and left side wall and right side wall surround
The cavity body structure of under shed, mesospore 711 are arranged between antetheca 709, rear wall 710, and cavity is divided into outer seeding road 716 and interior row
Kind road 715.It is offered from top to bottom in the position in corresponding outer seeding road and interior seeding road respectively on left side wall and right side wall multiple
Cross-drilled hole 712, for observing the case where seed is fallen, to judge whether planting is uniform.Antetheca 709, rear wall 710,711 lower part of mesospore
It is equipped with connecting hole 705.
Shunt assembly includes Seed-cleaning tool 701, gear kind knife 702, distributing damper 703.The Seed-cleaning tool 701 is from seeding road 708
Antetheca 709 is evenly upwardly extended with left side wall, and the global shape of the Seed-cleaning tool 701 is arc-shaped flaky, and bending direction is
Direction far from rear wall 710, top two sides are respectively provided with a wedge angle, and wedge angle outstanding can play the role of continuously clear kind, than
If first wedge angle collides the seed of absorption, extra seed can tremble in the type hole of discharge plate, but may not be clear
It removes, so second wedge angle continues to collide seed, falls extra seed, reach a type hole and adsorb a seed effect.
Gear kind knife 702 is upwardly extended from antetheca 709, and keeps off the width and 709 equivalent width of antetheca of kind of knife 702, the entirety of gear kind knife 702
Shape is arc-shaped flaky, and bending direction is the direction far from rear wall 710, and highest point is lower than Seed-cleaning tool 701 and its bending journey
Degree is less than the bending degree of Seed-cleaning tool 701.Gear kind 702 lower part of knife is equipped with the first mounting hole 704, and top is equipped with the second mounting hole
713, for connecting with guide pile 105,713 1 upper lateral part of the second mounting hole is equipped with gear kind cutter head.Rear wall 710 prolongs upwards
It stretches and is equipped with a bent plate 714, come for preventing the outer ring seed scraped off from popping up, do not drop into outer seeding road 716, bent plate 714
Height is far below the height for keeping off kind of knife 702, and its bending direction is opposite with the gear kind bending direction of knife 702.Distributing damper 703 is set
It sets on 711 top of mesospore, global shape is arc-shaped flaky, and bending direction is identical as gear kind 702 bending direction of knife, and lower than gear
The height of kind knife 702, width and 711 equivalent width of mesospore.
7 top of cleaning device will be shunted when installation to be inserted into mouth 109 of charging seed, and will keep off the first mounting hole on kind of knife 702
704 and second mounting hole 705 be buckled on the guide pile 105 of the inside of shell 1 and the two tight fit so that Seed-cleaning tool 701, gear kind
Knife 702, distributing damper 703 are inserted into discharge plate chamber, so that the top edge of Seed-cleaning tool 701 is located at the outside of inner ring type hole 301
Edge lower part and adjacent position；Gear kind knife 702 is located at the lower part of inner ring type hole 301 nearest therewith.Distributing damper
703 top is placed exactly between inner ring type hole 302 and outer ring type hole 301.The Seed-cleaning tool 701, clear kind of sawtooth 2 all with kind
Disk 3 is bonded.
The Seed-cleaning tool 701 has sharp edge, is fitted tightly in discharge plate 3, and when work, discharge plate 3 is rotated, for clear
Except the extra seed of 3 inner ring of discharge plate absorption, the gear kind knife 702 can stop the seed removed by Seed-cleaning tool 701, prevent
The seed only removed falls into the discharging tube 8 via the mouth 109 of charging seed by seeding road 708, due to the distributing damper
703 are placed exactly between inner ring type hole 302 and outer ring type hole 301, for the seed of separated Internal and external cycle absorption, so that interior ring
The seed of hole absorption is fallen in interior seeding road 715, and the seed that outer ring type hole is adsorbed is fallen in outer seeding road 716,
Realize double row sowing
8 top of discharging tube is equipped with discharging tube mounting hole 801, and 8 sets of discharging tube are shunting 7 lower part of cleaning device, will arrange
Kind of pipe mounting hole 801 is fixed after being aligned with connecting hole 705 with screw and nut, and the shunting cleaning device 7 and described can be made
Discharging tube 8 is fixed together.
The course of work of the utility model is as follows:
When work, the spud pile 103 of procapsid 1 passes through the fixation hole 404 in back casing 4, the circlip 401 on back casing 4
Deck 403 and spud pile 103 are blocked, so that procapsid 1 and back casing 4 be made to be fixed together.Seed passes through seed inlet 101
Into feed mechanism for seed cavity, negative-pressure air fan is connect with air intake duct 502, with gas chamber 5, gas chamber peripheral sealing cushion rubber, discharge plate 3, back casing 4
Air chamber is together constituted with, the negative pressure of air chamber is applied to disk before discharge plate 3 by inner ring type hole 301, outer ring type hole 302
Seed, seed is adsorbed on inner ring type hole 301, in outer ring type hole 302 under negative pressure and the collective effect for disturbing kind of slot 3021, passes
Motivation structure 6 rotates under the effect of external force, drives the discharge plate 3 being secured to, is adsorbed to inner ring type hole 301 and outer ring type hole
Seed on 302 is brought to the top of procapsid 1 with the rotation of discharge plate 3, and the extra seed adsorbed in outer ring type hole 302 is clear
Kind sawtooth 2 is removed, and the extra seed adsorbed in inner ring type hole 301 is removed by Seed-cleaning tool 701, and gear kind knife 702 blocks the kind of removing
Son continues to fall into feed mechanism for seed cavity, and discharge plate 3 continues to rotate arrival and shunts 7 top of cleaning device, and distributing damper 703 makes
The seed of 3 Internal and external cycle of discharge plate absorption is divided into two parts, while the negative pressure of air chamber is also blocked, and seed is in gravity, centrifugal force
Collective effect under discharging tube 8 fallen by mouth 109 of charging seed, realize double row sowing operation.
Claims (10)
1. a kind of general precision drilling feed mechanism for seed, including procapsid, clear kind of sawtooth, discharge plate, back casing, suction kind a gas chamber, driver
Structure and shunting cleaning device, it is characterised in that: the clear kind of sawtooth is mounted on the procapsid, and the discharge plate is fixed on described
On transmission mechanism and it is arranged between procapsid and back casing；The suction kind gas chamber is fixedly mounted on the back casing, described
It shunts cleaning device to be mounted on the procapsid, the back casing is removably interconnected with the procapsid；Described kind
Disk includes inner ring type hole, disturbs kind of slot and discharge plate location hole.
2. feed mechanism for seed according to claim 1, it is characterised in that: it is multiple disturb kind of slot the outer ring of discharge plate along the circumferential direction on
It is successively uniformly arranged, shape is the strip curved opening slot inwardly opened up from discharge plate outer edge, and multiple inner ring type holes are disturbing kind
The inner ring of inside circumference is along the circumferential direction successively uniformly arranged where slot slot bottom.
3. feed mechanism for seed according to claim 2, it is characterised in that: two phases are arranged in each type hole in a circumferential direction
The adjacent position disturbed among kind of slot, and the projection in discharge plate diametrical direction not with disturb kind of a slot and intersect.
4. feed mechanism for seed according to claim 3, it is characterised in that: one be arranged in the discharge plate and the back casing inner wall
Ring dress boss fits closely, annular boss from it is described disturb kind of slot top and covered a part of kind of slot is disturbed described in discharge plate outer ring,
Discharge plate outer ring be not covered it is described disturb kind of a slot and form outer ring type hole, the inner ring type hole and the outer ring type hole are circumferentially
Uniform interlaced arrangement.
5. feed mechanism for seed according to claim 1, it is characterised in that: the shunting cleaning device includes seeding road and shunt group
Part, wherein seeding road integrally is made of antetheca, rear wall, mesospore, left side wall and right side wall, wherein antetheca, rear wall and left side wall and
Right side wall surrounds the cavity body structure of upper and lower opening, and mesospore is arranged between antetheca, rear wall, and cavity is divided into outer seeding road and interior row
Kind road.
6. feed mechanism for seed according to claim 5, it is characterised in that: shunt assembly includes Seed-cleaning tool, gear kind knife and shunting gear
Plate.
7. feed mechanism for seed according to claim 6, it is characterised in that: the Seed-cleaning tool is concordant with seeding road left side wall from antetheca
Ground upwardly extends, and the global shape of the Seed-cleaning tool is arc-shaped flaky, and bending direction is the direction far from rear wall, and top is set
There is a groove, two upper lateral part of groove is respectively provided with a wedge angle.
8. feed mechanism for seed according to claim 6, it is characterised in that: gear kind knife is upwardly extended from antetheca, and keeps off the width of kind of knife
Degree and antetheca equivalent width, the global shape of gear kind knife are arc-shaped flaky, and bending direction is the direction far from rear wall, height
Lower than Seed-cleaning tool height, gear kind knife lower part is equipped with the first mounting hole, and top is equipped with the second mounting hole, one upper lateral part of the second mounting hole
Equipped with a gear kind cutter head.
9. feed mechanism for seed according to claim 7, it is characterised in that: distributing damper is arranged on mesospore top, and global shape is
Arc-shaped flaky, bending direction is identical as gear kind knife bending direction, and lower than the height of gear kind knife, width and mesospore width one
It causes.
10. feed mechanism for seed according to claim 6, it is characterised in that: further include discharging tube, shunt the insertion of cleaning device top
Charge seed in mouth, on the guide pile of the first mounting hole and the second mounting hole button on gear kind knife on the shell, Seed-cleaning tool, gear kind knife and
Distributing damper is inserted into discharge plate chamber, and the top edge of Seed-cleaning tool is located at the outer edge lower part of inner ring type hole and adjacent
Position；Gear kind of knife is located at the lower part of inner ring type hole nearest therewith and its height is lower than the height of Seed-cleaning tool；Distributing damper is most
Top is between inner ring type hole and outer ring type hole；Seeding pipe sleeve is in stream cleaning device lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821540239.8U CN208850156U (en) | 2018-09-20 | 2018-09-20 | A kind of general precision drilling feed mechanism for seed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821540239.8U CN208850156U (en) | 2018-09-20 | 2018-09-20 | A kind of general precision drilling feed mechanism for seed |
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| CN208850156U true CN208850156U (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821540239.8U Active CN208850156U (en) | 2018-09-20 | 2018-09-20 | A kind of general precision drilling feed mechanism for seed |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110583176A (en) * | 2019-09-24 | 2019-12-20 | 华中农业大学 | Suction-hole-variable double-disc air-suction type precision seed sowing device |
| CN116491275A (en) * | 2023-04-04 | 2023-07-28 | 青岛理工大学 | Air suction type precise seed metering device for single-grain precise seeding |
| CN117296525A (en) * | 2023-10-30 | 2023-12-29 | 青岛理工大学 | Drag-reducing force circumferential sealing corn precise seed metering device |
| CN117296525B (en) * | 2023-10-30 | 2024-05-28 | 青岛理工大学 | Drag-reducing force circumferential sealing corn precise seed metering device |
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2018
- 2018-09-20 CN CN201821540239.8U patent/CN208850156U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110583176A (en) * | 2019-09-24 | 2019-12-20 | 华中农业大学 | Suction-hole-variable double-disc air-suction type precision seed sowing device |
| CN110583176B (en) * | 2019-09-24 | 2024-05-14 | 华中农业大学 | Variable suction hole double-disc air suction type precise seed metering device |
| CN116491275A (en) * | 2023-04-04 | 2023-07-28 | 青岛理工大学 | Air suction type precise seed metering device for single-grain precise seeding |
| CN116491275B (en) * | 2023-04-04 | 2023-12-26 | 青岛理工大学 | Air suction type high-performance precision seed metering device for single-grain precision seeding |
| CN117296525A (en) * | 2023-10-30 | 2023-12-29 | 青岛理工大学 | Drag-reducing force circumferential sealing corn precise seed metering device |
| CN117296525B (en) * | 2023-10-30 | 2024-05-28 | 青岛理工大学 | Drag-reducing force circumferential sealing corn precise seed metering device |
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