CN109328664A - A kind of soybean thresher - Google Patents
A kind of soybean thresher Download PDFInfo
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- CN109328664A CN109328664A CN201811229515.3A CN201811229515A CN109328664A CN 109328664 A CN109328664 A CN 109328664A CN 201811229515 A CN201811229515 A CN 201811229515A CN 109328664 A CN109328664 A CN 109328664A
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- plate
- threshing
- runner
- stalk
- feeding mouth
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- 244000068988 Glycine max Species 0.000 title claims abstract description 42
- 235000010469 Glycine max Nutrition 0.000 title claims abstract description 40
- 241000251169 Alopias vulpinus Species 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000007665 sagging Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000003306 harvesting Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 235000021438 curry Nutrition 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F11/00—Threshing apparatus specially adapted for maize; Threshing apparatus specially adapted for particular crops other than cereals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/10—Feeders
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
- A01F12/446—Sieving means
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/46—Mechanical grain conveyors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/56—Driving mechanisms for the threshing parts
Abstract
The present invention relates to a kind of soybean threshers, belong to agricultural machinery technological field.The machine includes feeding sheller unit, air duct and the transmission case for being placed in upper rack；Feeding sheller unit includes the threshing cylinder for being supported on the material-falling hopper that is connected with rack, and feeding mouth component one end of the cover has feeding mouth above threshing cylinder, and the other end is fixedly connected with stalk spout member；The deflector lower end in air duct is connected to vertical runner, and the lower end of vertical runner is seed outlet；The top of vertical runner is equipped with the upper guide plate for forming bifurcated runner；The upper end of bifurcated runner is connected to miscellaneous runner is fallen；Transmission case is equipped with blower and respectively drives the motor of threshing cylinder and blower, and the suction opening of blower passes through adjustable ventilation door and the outlet for falling miscellaneous runner.The present invention can complete once to efficiently separate miscellaneous remaining threshing operations.And the size of negative pressure is adjusted by air door, it is ensured that the cleannes of seed after different cultivars soybean threshing, it is ensured that threshing quality.
Description
Technical field
The present invention relates to a kind of threshing apparatus, especially a kind of soybean thresher belongs to agricultural machinery technological field.
Background technique
Soybean breeder is a significant agricultural systems engineering, and soybean harvest therein is breeding work most critical ring
One of section.According to the applicant understood, point that cell breeding harvest is mainly cleaned with hand harvest, common thresing machine threshing, cleaner
Based on segmentation harvesting approach, widely used soybean thresher is on the basis of wheat, paddy-eliminator, to its threshing roll
Cylinder parameter optimizes matching.Such thresing machine is when carrying out soybean threshing detached job, there are bad adaptability, containing miscellaneous serious,
And the problem more than cracking soybeans.
Known to retrieval, a kind of arch dental roller is disclosed application No. is 201611072641.3 Chinese patent literature and curries formula
Soybean thresher mainly includes blower fan, arch dental roller, hood, spout, belt pulley, vibrating screen, rack, collection material mouth, sunpender
Mechanism, discharge port, air inlet, air outlet, wherein soybean is fed by material feeding mouth, is subsequently entered threshing section threshing arch-shaped teeth and is in
Helical arrangement, stalk bow tooth effect under on one side with roller rotate, while axially movable, comb of the soybean kernel in bow tooth
It is taken off under the action of brush, impact and concave grate；Soybean kernel is fallen on the vibrating through concave grate, and broken stalk is arranged through discharge port
Out outside machine；It soybean kernel and miscellaneous remaining is separated under the action of vibrating screen and blower；Soybean kernel has been collected in vibrating screen end
Come.Though the arch dental roller curries formula soybean thresher, with working efficiency, higher, advantages of simple structure and simple, blower air blowing type are clear
Choosing, wind control difficulty is big, and it is poor to clean effect；And it is larger to the strike of the pod crop easy to crack such as soybean due to metal structure threshing,
Cracking soybeans are easily caused, and cylinder-concave clearance is fixed, bad adaptability.
Summary of the invention
It is an object of the invention to: it is directed to disadvantage of the existing technology, one kind is provided and cleans effect ideal and adapts to
Property strong soybean thresher, so that threshing operations significant effect be made to improve.
To achieve the above object, the basic technical scheme of soybean thresher of the present invention are as follows: including being placed in upper rack
Feeding sheller unit, upper end and the air duct that is connected of feeding sheller unit bottom and positioned at feeding sheller unit and air duct side
Transmission case；The feeding sheller unit includes the threshing cylinder for being supported on the material-falling hopper that is connected with rack, the threshing cylinder it is upper
Square the cover has through horizontal hinging supporting shaft hinge loaded on the feeding mouth component on material-falling hopper；One end of the feeding mouth component has facing forward
The feeding mouth of top, the other end are fixedly connected by communication port with having the stalk spout member that stalk exports backwards；
The air duct includes the deflector in herringbone, and the lower end of the deflector is connected to vertical runner, the vertical flow
The lower end in road is seed outlet；The top of the vertical runner, which is equipped with to be formed with side deflector towards upper side, tilts bifurcated runner
Upper guide plate；The upper end of the bifurcated runner falls miscellaneous runner and is connected to towards side-lower is inclined；The transmission case equipped with blower with
And the motor of threshing cylinder and blower is respectively driven by transmission mechanism, the suction opening of the blower by adjustable ventilation door with fall it is miscellaneous
The outlet of runner.
When threshing operations, fed to threshing crop by feeding sheller unit, the crop material after threshing cylinder threshing
It is exported and is discharged by stalk；Seed, tiny stalk and it is miscellaneous it is remaining fallen by the concave grate sieve pore of threshing cylinder, slide to blower make
With the lower air duct for forming negative pressure.Soybean is directly fallen by the seed outlet of vertical runner under the effect of gravity since seed is heavier；
And tiny stalk and miscellaneous remaining due to lighter weight, it is inhaled into bifurcated runner under the action of negative pressure, and be discharged by falling miscellaneous runner, thus
It completes once to efficiently separate miscellaneous remaining threshing operations.And due to the size that can adjust negative pressure by air door, as long as suitable
Work as adjustment, it is ensured that the cleannes of seed after different cultivars soybean threshing, it is ensured that threshing quality.
Further, the outer middle side part of the upper guide plate connects first horizontal extension, further around arc sagging after blower gabarit excessively
Extend flow distribution plate, the flow distribution plate and side deflector upper end towards side-lower in the horizontal segment middle part of coaming plate, the arc coaming plate
The baffle plate bent towards side-lower forms towards side-lower is inclined and falls miscellaneous runner.
Further, the adjustable ventilation door is by blocking discount vibram outlet shape damper and gear, tooth in blower semicircle suction opening
The transmission mechanism composition that item and gear shaft are constituted；The damper outer ring is in the zigzag engaged with gear, and hinge is mounted in exhausting
At mouthful；The gear is engaged with the rack gear of translatable pull.
Further, there is detent crossbeam below the feeding mouth of the feeding mouth component, the material-falling hopper corresponds to the detent
Below the crossbeam position is hinged with turnover locking mechanism, and is hinged with stalk discharging gear release mechanism at the corresponding communication port；The overturning
Locking mechanism is mainly made of the band gib head card radially extended in lock shaft and lock shaft with bending handle；When described
When gib head with gib head card leaves the detent crossbeam top position, the feeding mouth component can be started around horizontal hinging supporting shaft；
When the gib head with gib head card goes to the detent crossbeam top position, the feeding mouth component is locked in the cover position
It sets；The stalk discharging gear release mechanism is connected by the shaft with curved handle and with shaft, the baffle of control stalk outlet opening and closing is constituted.
Further, the one side in the air duct is equipped with the glass plate fixed by fixed device pressure holding.
Further, the left arc plate and right arc plate match with the both ends of threshing cylinder respectively, form card cover connection.
Further, the semicircle that the left arc plate and right arc plate are adapted to left plate and right side plate respectively is recessed to be connected, the left side
The upper end of side plate and right side plate is connected with the two sides of top plate and lower plate respectively, forms one end towards the feeding mouth of front upper place and another
The communication port at end, and be fixedly connected by communication port with having the stalk spout member of stalk outlet backwards.
Further, the threshing cylinder include the circular cross-section concave grate that is connected between left and right fixed dome lower part with
And it is supported on the rotatable threshing roll between left and right fixed dome, the threshing roll is mainly by surrounding rotation center equilateral triangle
The main board of distribution is constituted, and the one side of the board of the main board is extended axially spaced-apart distribution by corresponding triangular apex and worn
The rubber slab for continuing to extend is fixedly mounted by fastener in the plate eaves in hole, the plate eaves, and the rubber slab has and the perforation
Corresponding long slot hole；The rubber slab be 70 ± 5HA with a thickness of 8-10mm, hardness, extension elongation range is 30mm-52mm.
Further, the ratio between the extension elongation of the rubber slab and plate eaves and clamping eaves clamping length difference are 1:0.4-0.6.
Detailed description of the invention
Fig. 1 is the schematic perspective view of one embodiment of the invention.
Fig. 2 is the schematic perspective view that transmission chamber door is opened at another visual angle of Fig. 1 embodiment.
Fig. 3 is the air duct schematic perspective view of Fig. 1 embodiment.
Fig. 4 is the adjustable ventilation door structural schematic diagram of Fig. 1 embodiment.
Fig. 5 is the feeding sheller unit schematic perspective view of Fig. 1 embodiment.
Fig. 6 is another view stereo structural schematic diagram of the feeding sheller unit of Fig. 1 embodiment.
Fig. 7 is the dimensional decomposition structure diagram of the feeding mouth component in Fig. 5.
Fig. 8 is the schematic perspective view of the feeding mouth component in Fig. 5.
Fig. 9 is the schematic perspective view of the stalk discharging gear release mechanism in Fig. 5.
Figure 10 is the schematic perspective view of the turnover locking mechanism in Fig. 5.
Figure 11 is the hinge dress schematic perspective view of feeding mouth component in Fig. 5.
Figure 12 is the structural schematic diagram of the hinge dress clamping block in Figure 11.
Figure 13 is the schematic perspective view of threshing cylinder in Fig. 1 embodiment.
Figure 14 is the threshing roll schematic perspective view of threshing cylinder in Figure 13.
Specific embodiment
Embodiment one
The soybean thresher basic structure of the present embodiment is as shown in Figure 1, rack J3 upper left quarter placement feeding sheller unit W1, feeding
The material-falling hopper 1 of the bottom sheller unit W1 is connected with the upper end of air duct F6, and the side of feeding sheller unit W1 and air duct F6 is placement
Transmission case C2 on rack J3.
As shown in Fig. 2, being equipped with blower C7 and motor C10 in transmission case C2, motor C10 directly passes through belt C9 and blower
C7 transmission connection, and belt transmission is understood by drive pulley C11, speed regulation belt wheel C12 and is sequentially connected with threshing cylinder.And wind
The suction opening of machine C7 passes through the outlet for falling miscellaneous runner F6-8 of adjustable ventilation door C8 and air duct F6.
The specific structure is shown in FIG. 3 by air duct F6, including the deflector being fixed on the mounting plate F6-5 of side in herringbone
F6-3, the lower end of deflector F6-3 are connected to vertical runner F6-2, and the lower end of vertical runner F6-2 is that seed exports F6-1.It hangs down
It is equipped with to the top of runner F6-3 and forms the upper guide plate F6-4 towards upper side inclination bifurcated runner F6-9 with side deflector F6-3.
The outer middle side part of upper guide plate F6-4 connects first horizontal extension, further around arc coaming plate F6-6 sagging after blower gabarit excessively, the arc
Extend flow distribution plate F6-7 towards side-lower in the middle part of the horizontal segment of coaming plate F6-6, flow distribution plate F6-7 and the upper end side deflector F6-3
The baffle plate F6-10 bent towards side-lower is formed towards side-lower is inclined and is fallen miscellaneous runner F6-8, the upper end of bifurcated runner F6-9 with
Fall miscellaneous runner F6-8 connection.Thus the vertical straight-through channel a for exporting soybean kernel is constituted, and by the channel a upper end bifurcated
What first updip out had a down dip again is bent the channel b for separating the miscellaneous remaining inverted V-shaped such as tiny stalk.
Adjustable ventilation door C8 as shown in figure 4, mainly by block the discount vibram outlet shape damper C8-1 in blower semicircle suction opening with
And the transmission mechanism composition of the compositions such as gear C 8-2, rack gear C8-3 and gear shaft C8-4.The outer ring damper C8-1 is in and gear
The zigzag of C8-2 engagement, at suction opening, gear C 8-2 is engaged hinge with the rack gear C8-3 of translatable pull.When pulling tooth
When C8-3, gear C 8-2 is driven to rotate around gear shaft C8-4, and then drive damper C8-1 indexable, suction opening is blocked in change
State, thus achieve the purpose that adjust blower air duct generate vacuum magnitude.
The specific structure for feeding sheller unit W1 is as shown in Figure 5,6, and threshing cylinder 3 is supported on the blanking being connected with rack J3
On bucket 1, the top the cover of threshing cylinder 3 has the feeding mouth component 5 being loaded on material-falling hopper 1 by the horizontal hinge of hinging supporting shaft 10 in two sides,
For the specific structure of hinge dress referring to Figure 11,12, the two sides of feeding mouth component 5 pass through fastening with L-shaped 8 corner of clamping block respectively
Part is connected, and the mounting blocks 1-1 that the perforation of 8 one end of clamping block is extended upward with the crossbeam 1-2 being fixed on material-falling hopper 1 passes through
Horizontal hinging supporting shaft 10 is hinged.
The specific structure of feeding mouth component 5 is as shown in Figure 7,8, the preceding fixed cross beam 5-9 and rear fixed horizontal axis positioned at both ends
5-1 is connected with the left arc plate 5-2 and right arc plate 5-8 of two sides constitutes frame respectively, left arc plate 5-2 and right arc plate 5-8 respectively with tool
Have the left plate 5-3 and right side plate 5-5 that semicircle is recessed lower end be connected, the upper end of left plate 5-3 and right side plate 5-5 respectively with top plate
The two sides of 5-4 and lower plate 5-6 are connected, and form one end towards the feeding mouth of front upper place and the communication port of the other end, and pass through connection
Mouth is fixedly connected with having the stalk spout member 4 of stalk outlet backwards.Left arc plate 5-2 and right arc plate 5-8 respectively with threshing roll
The both ends of cylinder 3 match, and form card cover connection.It is also fixed at neighbouring preceding fixed cross beam 5-9 between left plate 5-3 and right side plate 5-5
There is the detent crossbeam 5-7 being located at below feeding mouth.Position of the detent crossbeam 5-7 side fixed test with gib head card 2-1 in place
Sensor 7, the signal output end of the position sensor 7 connect the controlled end of 3 driving motor of threshing cylinder by control circuit.Stalk
Spout member 4 is made of side plate, lamina tecti, bottom plate etc., forms a square cubic hole, for stalk discharge guiding.
The corresponding detent crossbeam 5-7 lower position of material-falling hopper 1 is hinged with turnover locking mechanism 2, and cuts with scissors dress at corresponding communication port
There is stalk discharging gear release mechanism 6.Stalk discharging gear release mechanism 6 is as shown in figure 9, baffle 6-1, two curved month types opened and closed by the outlet of control stalk
Connecting plate 6-2, two fixed fixture block 6-3 and shaft 6-4 composition with curved handle, curved month type one end connecting plate 6-2 are solid with fastener
It is scheduled on baffle 6-1, the other end is fixed on shaft 6-4, and fixed fixture block 6-3 is connected on shaft 6-4 and is connected by fastener
It connects on the rear fixed horizontal axis 5-1 for being mounted on feeding mouth component 5.
Turnover locking mechanism 2 is as shown in Figure 10, mainly by the radial direction in the lock shaft 2-2 with bending handle and lock shaft
Band gib head " 7 " the type card 2-1 of extension is constituted.When the gib head with gib head card 2-1 leaves the top position detent crossbeam 5-7
When, feeding mouth component 5 can be started together with stalk spout member 4 connected therewith around horizontal hinging supporting shaft 10, when arriving extreme position, lock
Determine block 8 to position on crossbeam 1-2 far from the fastener conflict of 10 one end of hinging supporting shaft.When the gib head with gib head card 2-1 goes to card
When the crossbeam top position 5-7 of position, feeding mouth component 5 is locked in lid position.
The specific structure of threshing cylinder 3 is as shown in figure 13, and annular left and right fixed dome 3-1,3-4 pass through crossbeam 3-10
It is connected, the concave grate 3-9 of circular cross-section is fixed between the two lower part.Rotatable threshing roll 3-3 passes through the shaft of its rotation center
3-5 is supported between left and right fixed dome 3-1,3-4, and the drive pulley 3-7 of the outer end of shaft 3-5 and power input is connected.3-
6 be the bearing for supporting shaft 3-5.
The specific structure of threshing roll 3-3 is as shown in figure 14, by the main board 3-3-2 around the distribution of rotation center equilateral triangle
And the two end plates soldering of equilateral triangle is constituted.The one side of the board of main board 3-3-2 extends shaft by corresponding triangular apex
To the plate eaves for being spaced apart perforation, the other side is then bent into opposite with adjacent panels eaves folder also with axially spaced-apart distribution perforation
Eaves 3-3-3 is held, the rubber slab 3-3-1 for continuing extension is fixedly mounted by fastener clamp by plate eaves and clamping eaves 3-3-3.
Rubber slab 3-3-1 is the key component for realizing ideal Threshing, and really up to the mark or too soft either percentage of damage is high or threshing
It is ineffective, and the factors such as its flexibility and hardness, thickness, extension elongation (i.e. L2 in Figure 12) are related, applicant carries out thus
Further investigation and repetition test, finally determined ideal rubber slab with a thickness of 9(± 1) mm, hardness is 70(± 5) HA,
Extension elongation range is that 30mm-52mm(is adjustable according to soybean varieties, operating condition etc.).And in testing: when rubber slab stretches out
Threshing when the ratio between length L2 and plate eaves and clamping eaves clamping length difference L1 are 1:0.4-0.6 is even more ideal, traces it to its cause
It has been found that due to threshing roll direction of rotation be clamping eaves in preceding, plate eaves rear, and clamp eaves lower than plate eaves, as a result rubber
Plate deformed when starting to touch soybean plant strain it is small, have enough impact flailing action power, and then generation moderate finite deformation carry
Rebound continues to generate to brush in the high-speed rotation of threshing roll and hits flailing action, to effectively enhance Threshing.
In addition, the air duct F6 of the present embodiment is equipped on one side presses fixed glass plate B5 by four fixed devices 4, therefore
Observe the feed separation situation in air duct with can be convenient, to adjust accordingly in time.
Before the threshing machine operation of the present embodiment starts, feeding mouth component is downwardly turned over, its detent crossbeam is made to be stuck in " 7 " type card
It is positioned under piece, position sensor detects signal in place, and thresing machine can normal boot-strap, it is ensured that the safety of hand fed.Later
It is fed to threshing crop by the feeding mouth of feeding sheller unit, threshing cylinder rotation starts threshing operations, will enter feeding oral area
The soybean plant strain to be taken off of part, which is involved in, carries out strike threshing, when threshing cylinder rotation threshing 5-10 seconds, moves stalk discharging gear release mechanism
Handle, open stalk discharging gear release mechanism, that is, open stalk spout member, stalk and the volume for having taken off seed are biggish miscellaneous remaining de-
Dish out from stalk spout member under the action of grain roll circumference movement, soybean kernel and small volume it is miscellaneous remaining from threshing cylinder
Leak down in the sieve pore of concave grate, enters air duct from material-falling hopper.In the process, such as there is the generation of straw blockage failure in discovery
When, can manual rotation's feeding unit turnover locking mechanism easily excluded to start feeding mouth component and autostop
It is stalk inside failure and cleaning threshing cylinder, miscellaneous remaining.
Seed, tiny stalk and the miscellaneous remaining upper guide plate for entering air duct by material-falling hopper to be leaked down by concave grate sieve pore is sliding
It falls, soybean kernel is dropped through a by falling into subsequent seed collecting box, air duct exists since seed is heavier under the effect of gravity
Internal under fan action to form negative pressure, under interior outer gas differential pressure action, tiny stalk and miscellaneous remaining due to light weight is inhaled into b wind
Road is discharged into subsequent miscellaneous remaining collecting box, so that thresing machine completes a threshing detached job.
It is different due to the magnitude of pressure differential formed inside and outside air duct when suction opening openings of sizes directly influences blower work
Before kind soybean carries out threshing operations, the seed cleannes of collection should be observed, specific aim carries out adjustable ventilation door air outlet size
It adjusts, when seed percentage of impurity is higher, suitably tunes up suction opening, improve air duct inside and outside differential pressure.
Practice have shown that compared with prior art, the soybean thresher of the present embodiment has the following obvious advantages:
1) cleaned using blower negative pressure formula, stalk and it is miscellaneous it is remaining flowed out in time from air duct, it is good to clean effect；
2) can be adjustable according to different cultivars soybean kernel and the big minor adjustment air quantity of beanpod and cylinder-concave clearance, it is adaptable；
3) the rubber material threshing board of board-like threshing cylinder is guaranteeing threshing efficiency while significantly reducing the broken of threshing course
Rate；
4) stalk output mechanism guarantees the abundant threshing of soybean pod, substantially reduces and do not take off convenient for rationally controlling effective threshing time
Net rate；
5) overturning of feeding mouth component starts structure and greatly facilitates the failures such as processing straw blockage.
Claims (8)
1. a kind of soybean thresher, it is characterised in that: feeding sheller unit (W1), upper end including being placed in the top rack (J3)
The air duct (F6) being connected with feeding sheller unit bottom and the transmission case (C2) positioned at feeding sheller unit and air duct side；
The feeding sheller unit includes the threshing cylinder (3) for being supported on material-falling hopper (1) that is connected with rack, the threshing cylinder
Top the cover has through horizontal hinging supporting shaft (10) hinge loaded on the feeding mouth component (5) on material-falling hopper；The one of the feeding mouth component
The feeding mouth having towards front upper place is held, the other end is solid by communication port and the stalk spout member (4) with the outlet of stalk backwards
Fixed connection；The air duct includes the deflector (F6-3) in herringbone, the lower end of the deflector and vertical runner (F6-2)
Connection, the lower end of the vertical runner are that seed exports (F6-1)；The top of the vertical runner is equipped with and side deflector shape
At the upper guide plate (F6-4) towards upper side inclination bifurcated runner (F6-9)；The upper end of the bifurcated runner with it is inclined towards side-lower
Fall miscellaneous runner (F6-8) connection；The transmission case respectively drives equipped with blower (C7) and by transmission mechanism (C11, C12, C9)
The suction opening of the motor (C10) of threshing cylinder and blower, the blower is connected by adjustable ventilation door (C8) with the outlet for falling miscellaneous runner
It is logical.
2. soybean thresher according to claim 1, it is characterised in that: the outer middle side part connection of the upper guide plate is first horizontal
Extend, further around crossing sagging arc coaming plate after blower gabarit, extends point in the middle part of the horizontal segment of the arc coaming plate towards side-lower
Flowing plate, the flow distribution plate and side deflector upper end form towards side-lower is inclined towards the baffle plate that side-lower is bent and fall miscellaneous stream
Road.
3. soybean thresher according to claim 2, it is characterised in that: the adjustable ventilation door is taken out by blocking in blower semicircle
The transmission mechanism composition that discount vibram outlet shape damper and gear, the rack and pinion axis in air port are constituted；The damper outer ring
In the zigzag engaged with gear, hinge is at suction opening；The gear is engaged with the rack gear of translatable pull.
4. soybean thresher according to claim 3, it is characterised in that: have below the feeding mouth of the feeding mouth component
Detent crossbeam, the material-falling hopper correspond to detent below the crossbeam position and are hinged with turnover locking mechanism, and the corresponding connection
Stalk discharging gear release mechanism is hinged at mouthful；The turnover locking mechanism is mainly by lock shaft and lock shaft with bending handle
The band gib head card radially extended is constituted；When the gib head with gib head card leaves the detent crossbeam top position, institute
Stating feeding mouth component can start around horizontal hinging supporting shaft；When the gib head with gib head card goes to detent crossbeam top position
When, the feeding mouth component is locked in lid position；The stalk discharging gear release mechanism by the shaft with curved handle and with shaft be connected,
The baffle for controlling stalk outlet opening and closing is constituted.
5. soybean thresher according to claim 4, it is characterised in that: the left arc plate and right arc plate respectively with threshing roll
The both ends of cylinder match, and form card cover connection.
6. soybean thresher according to claim 5, it is characterised in that: the left arc plate and right arc plate respectively with left plate
Recessed connected with the semicircle of right side plate adaptation, the upper end of the left plate and right side plate is solid with the two sides of top plate and lower plate respectively
Even, one end is formed towards the feeding mouth of front upper place and the communication port of the other end, and by communication port and there is stalk outlet backwards
Stalk spout member is fixedly connected.
7. soybean thresher according to any one of claims 1 to 6, it is characterised in that: the threshing cylinder includes being connected in
Circular cross-section concave grate between left and right fixed dome lower part and the rotatable threshing being supported between left and right fixed dome
Rolling, the threshing roll around the main board of rotation center equilateral triangle distribution mainly by constituting, the one side of the board of the main board
By corresponding triangular apex extend axially spaced-apart distribution perforation plate eaves, the plate eaves by fastener fixed installation after
Renew the rubber slab stretched, and the rubber slab has long slot hole corresponding with the perforation；The rubber slab with a thickness of 8-10mm,
Hardness is 70 ± 5HA, extension elongation range is 30mm-52mm.
8. soybean thresher according to claim 7, it is characterised in that: the extension elongation and plate eaves and folder of the rubber slab
Holding the ratio between eaves clamping length difference is 1:0.4-0.6.
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| CN201811229515.3A CN109328664B (en) | 2018-10-22 | 2018-10-22 | Soybean thresher |
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| CN201811229515.3A CN109328664B (en) | 2018-10-22 | 2018-10-22 | Soybean thresher |
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| CN109328664B CN109328664B (en) | 2024-01-19 |
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