CN105532135A - Circular-disc type precision drill seeding device of small-seed crops - Google Patents
Circular-disc type precision drill seeding device of small-seed crops Download PDFInfo
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- CN105532135A CN105532135A CN201610057500.8A CN201610057500A CN105532135A CN 105532135 A CN105532135 A CN 105532135A CN 201610057500 A CN201610057500 A CN 201610057500A CN 105532135 A CN105532135 A CN 105532135A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
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- 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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention provides a circular-disc type precision drill seeding device of small-seed crops. The device comprises a bracket, a front roller, a rear roller, a plurality of seeding mechanisms and an engine, wherein each seeding mechanism comprises a sleeve, a seeding box for containing seeds and a seeding box case; a furrow opener is arranged at the lower end of each sleeve, and the upper end of each sleeve is fixedly connected with the corresponding seeding box case; a case opening penetrating through the sleeve is formed in each seeding box case; the bracket is further provided with fixed connecting rods for connecting the sleeves; each seeding box is of a round structure formed by a first sector-shaped seeding disc and a second sector-shaped seeding disc, which are in butt joint; seed discharging holes are formed in the outer peripheries of the first sector-shaped seeding discs; one side face of each first sector-shaped seeding disc and one side face of each second sector-shaped seeding disc, which are arranged adjacently, are sealed; the other side faces, which are arranged adjacently, of each first sector-shaped seeding disc and each second sector-shaped seeding disc are communicated with each other; seeds passing through the seed discharging holes drop off from the case openings and fall into seed furrows opened by the furrow openers through the sleeves. When the device is used for seeding, the device does not slip and has a good compaction effect, and a precision seeding effect with less thinning is realized.
Description
Technical field
The present invention relates to agricultural machinery technological field, be specifically related to the disc type fine grain crop essence amount drill unit of a kind of applicable millet, broom corn millet, radish, Chinese cabbage, Soybean and Other Crops.
Background technology
The fine grain rain fed crops such as millet, broom corn millet, grain class have drought resisting, resistance to lean, strong adaptability, the feature such as nutritious, the characteristic of Ye Shi China and advantage shipping crop, play an important role in the agricultural of world's arid, semiarid zone, developing modern coarse cereals industry is that increasing peasant income are got rich, the important channel of national help-the-poor campaign.
If adopt tradition to sow with a drill and simple and easy single leg drilling machinery, seed down amount is large, and sowing efficiency is low, and thinning difficulty, workload is large, and mechanization industrialization level is low, seriously limits the development of fine grain crop industry.Along with extensive exploitation and the application of seeding machinery, the seeding machinery of corn, peanut, Soybean and Other Crops development convergence is accurate, and sowing effect obtains promoting the use of of agriculturist and vast farmers friend.But, because the seed grain of fine grain crop is little, light weight, out-of-shape, difference of flowability are comparatively large, realizes its precision drilling and shoulder heavy responsibilities.Relevant scholar, on the basis to existing sower structure linguistic term, has designed and developed the precision sower of multiple different model both at home and abroad.But in actual production, when the amount of broadcasting hour, easily there is the disconnected ridge that is short of seedling, when the amount of broadcasting is large, easily occur the problems such as many, thinning difficulty of emerging.
Summary of the invention
The object of this invention is to provide a kind of disc type fine grain crop essence amount drill unit, realize precision drilling, reach the effect that thinning is even exempted from few thinning.
The technical scheme that the present invention is adopted for achieving the above object is: a kind of disc type fine grain crop essence amount drill unit, this device comprises support, front roll, back roll, multiple feed mechanism and be front roll, back roll and feed mechanism provide the engine of power, wherein, the front roll parallel front-end and back-end that are located at support corresponding to back roll, feed mechanism is located at the middle part of support, each feed mechanism includes sleeve pipe, for holding the Seeding box of seed and the sowing housing-case for supporting Seeding box, the lower end of sleeve pipe is provided with plough, the upper end of sleeve pipe is fixedly connected with sowing housing-case, and in sowing housing-case, be provided with the running-on of through sleeve pipe, support is also provided with the stationary links for connecting each sleeve pipe, described Seeding box docks by the first fan-shaped seed tray and the second fan-shaped seed tray the circular configuration formed, the outer peripheral face of the first fan-shaped seed tray is provided with seeding down hole, the side that first fan-shaped seed tray and the second fan-shaped seed tray are disposed adjacent all seals setting, the another side that first fan-shaped seed tray and the second fan-shaped seed tray are disposed adjacent is through each other, while making to be rotated by motor driven Seeding box, seed is cycle rotation between the first fan-shaped seed tray and the second fan-shaped seed tray, when Seeding box turn to seeding down hole on the first fan-shaped seed tray and running-on to time corresponding seed leaks down from running-on, and fallen in the kind ditch that plough outputs by sleeve pipe.
Wherein, described support is also provided with the bearing for stationary engine and the first wheel shaft arranged in parallel, the second wheel shaft, third round axle, front roll and back roll respectively correspondence are set on the first wheel shaft and third round axle, Seeding box is set on the second wheel shaft, the driving shaft of engine is arranged with two sprocket wheels, one of them sprocket wheel forms closed-loop drive by sprocket wheel sheathed on chain and third round axle, and another sprocket wheel forms closed-loop drive with sheathed sprocket wheel on sheathed sprocket wheel on the first wheel shaft and the second wheel shaft respectively by chain.
Further, the rear end of support is provided with handrail, the front end of support is provided with horizontally carries plate, the two ends of the first wheel shaft are connected with and are set in the horizontal adjusting rod carried in plate, and be positioned at nut that the horizontal adjusting rod carrying the upper and lower both sides of plate has been threaded, stretch out the horizontal length carrying the adjusting rod of plate by adjustment, the sowing depth of this device can be regulated.When the position of adjusting nut on adjusting rod, the height of front roll does not change, and the plough in whole device and feed mechanism all can move thereupon.Further, on stationary links and the second wheel shaft, correspondence is provided with graduated scale, and each sleeve pipe and each Seeding box position respectively in stationary links and the second wheel shaft is corresponding adjustable, can accurate control lines distance.
In the present invention, the first fan-shaped seed tray and the second fan-shaped seed tray are transparent structure, and the two sides of the second fan-shaped seed tray are set to convex surface, and the two sides correspondence of the first fan-shaped seed tray is provided with concave surface, and after the two being docked, butted part adopts screw to connect.
In the present invention, the back-end support position be positioned at outside back roll is provided with suppression mechanism, suppress two back links that mechanism comprises fourth round axle, the multiple press wheels be set on fourth round axle, correspondence are located at back-end support both sides and the fixed head be connected with two back links, each press wheel is corresponding with each feed mechanism respectively to be arranged, and fixed head is provided with the spring mechanism for adjusting press wheel suppression dynamics.
Further, described spring mechanism comprises connecting rod, Compress Spring, vertically bar and limiting plate, and one end of connecting rod is fixedly connected with described fourth round axle, and the other end is hinged on fixed head; One end of vertical bar is fixed on the middle part of connecting rod, and other end matched in clearance is interted in the through hole that arranges on limiting plate, and Compress Spring is set on the vertical bar between connecting rod and limiting plate; Spring mechanism is multiple, and each spring mechanism is corresponding with each press wheel to be arranged.
Further, be also provided with clean-up scraper between two back links, the root edge of clean-up scraper and the tangent setting of the outer peripheral face of back roll, in the course of the work, strike off the soil that back roll outer peripheral face adheres to.
In the present invention, the lower end of sleeve pipe is also provided with covering device, back roll is arranged with multiple suppression band, and band is corresponding with each feed mechanism arranges in each suppression.
In the present invention, the two ends of front roll and back roll are equipped with annular flange flange, and the outer peripheral face of front roll is vertically connected with multiple resisting force sheet, and resisting force sheet increases frictional force and takes off soil fertility, prevent from skidding.
Further, multiple resisting force sheet uniform intervals is located on front roll outer peripheral face, the connecting line of each resisting force sheet and front roll outer peripheral face and the centerline axis parallel of front roll are arranged, and some resisting force sheets are on the identical same outer border of radius, and front roll outer peripheral face is provided with 4 ~ 6 outer borders.
Beneficial effect: 1, circular Seeding box rotates in sowing housing-case, when the first fan-shaped seed tray turns to below, seeding down hole is just to running-on, and seed falls in sleeve pipe, enters in soil ditch that plough outputs; Seeding box is rotated further, unnecessary seed falls into the second fan-shaped seed tray from the through side of the first fan-shaped seed tray, and when the second fan-shaped seed tray upwards rotates from extreme lower position, unnecessary seed is counter falls into the first fan-shaped seed tray, repetition operation like this, guarantee that seed falls into the position of soil relatively accurate, realize precision drilling.
2, Seeding box adopts transparent structure, can Real Time Observation to seed number, supplementary seed at any time.
3, the first fan-shaped seed tray and the second fan-shaped seed tray are connected by screw, convenient disassembly, and it is convenient to supplement seed and clear up unnecessary seed.
4, one aspect of the present invention arranges annular flange flange at the two ends of front roll and back roll, on the other hand, arranges resisting force sheet at the outer peripheral face of front roll, to increase the frictional force of front roll and to take off soil fertility, prevents from skidding.
5, this device is also provided with all corresponding with the Seeding box suppression band that arranges and press wheel, and three is on same motion path, ensure that suppression band and press wheel can be pressed on seed, ensures seedling effect; And the spring mechanism arranged, to enable press wheel cushion to some extent when earth's surface is uneven, ensure suppression quality.This device is at seeding time, non-slip, suppress respond well, adapts to the less special plot of area, improves sowing efficiency, save seed-grain, realize few thinning more even without the precision drilling effect of thinning.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is the enlarged diagram of feed mechanism in Fig. 1;
Fig. 3 is the location diagram of press wheel and spring mechanism in Fig. 1.
Reference numeral: 1, support, 2, bearing, 3, engine, 4, front roll, the 40, first wheel shaft, 41, resisting force sheet; 5, back roll, 50, third round axle, 51, suppression band; 6, feed mechanism, the 60, second wheel shaft, 61, Seeding box, the 62, first fan-shaped seed tray, 620, seeding down hole, the 63, second fan-shaped seed tray, 64, sowing housing-case, 65, sleeve pipe, 66, running-on, 67, stationary links; 7, plough, 8, covering device, 9, sprocket wheel, 10, chain, 11, horizontally plate is carried, 12, adjusting rod, 13, fourth round axle, 14, press wheel, 15, back link, 16, fixed head, 17, clean-up scraper, 18, connecting rod, 19, Compress Spring, 20, vertically bar, 21, limiting plate, 22, annular flange flange, 23, handrail, 24, breach, 25, screw, 26, clutch shelves, 27, throttle shelves.
Embodiment
Below in conjunction with specific embodiment, disc type fine grain crop essence amount drill unit of the present invention is described further, can better understand the present invention to make those skilled in the art and can be implemented, but illustrated embodiment is not as a limitation of the invention.
A kind of disc type fine grain crop essence amount drill unit, as shown in Figure 1, this device comprises support 1, bearing 2 for stationary engine 3, front roll 4, back roll 5, multiple feed mechanism 6 and provides the engine 3 of power for front roll 4, back roll 5 and feed mechanism 6, the rear end of support 1 is provided with handrail 23, the front end of support 1 is provided with horizontally carries plate 11, front roll 4 plays ground grading and suppression function, can lift front roll 4 by horizontal plate 11 of carrying.
Wherein, the front roll 4 parallel front-end and back-end that are located at support 1 corresponding to back roll 5, feed mechanism 6 is located at the middle part of support 1, support 1 is also provided with the first wheel shaft 40 arranged in parallel, second wheel shaft 60, third round axle 50, front roll 4 and back roll 5 respectively correspondence are set on the first wheel shaft 40 and third round axle 50, the driving shaft of engine 3 is arranged with two sprocket wheels, one of them sprocket wheel forms closed-loop drive by sprocket wheel sheathed on chain and third round axle 50, another sprocket wheel forms closed-loop drive with sheathed sprocket wheel on sheathed sprocket wheel on the first wheel shaft 40 and the second wheel shaft 60 respectively by chain.
As shown in Figure 2, each feed mechanism 6 includes sleeve pipe 65, for holding the Seeding box 61 of seed and the sowing housing-case 64 for supporting Seeding box 61, the lower end of sleeve pipe 65 is provided with plough 7 and covering device 8, the upper end of sleeve pipe 65 is fixedly connected with sowing housing-case 64, and in sowing housing-case 64, be provided with the running-on 66 of through sleeve pipe 65, support 1 is also provided with the stationary links 67 for connecting each sleeve pipe 65; Seeding box 61 is set on the second wheel shaft 60, and Seeding box 61 docks by the first fan-shaped seed tray 62 and the second fan-shaped seed tray 63 circular configuration formed, and the outer peripheral face of the first fan-shaped seed tray 62 is provided with seeding down hole 620.Housing-case 64 is the arcuate structure adapted with Seeding box 61 shape, and preferably, the dual-side that housing-case 64 is oppositely arranged is provided with the cover limit upwards extended, and can limiting the position of Seeding box 61 on the one hand, on the other hand, preventing seed because dropping between ground in the housing-case 64 that bleeds.
One of them handrail 23 is provided with throttle shelves 27, and throttle shelves 27 control the speed of whole device, open the throttle, machine power foot, and walking is fast, and sowing efficiency is high; When to rand, reduce throttle to minimum, machine stops row; Turn around in device walking process for avoiding existing sower at the edge of a field, gear can make Seeding box keep seeding down state, the present invention is also provided with clutch, the below of two handrails 23 is provided with the clutch shelves 26 of solenoidoperated cluthes, front roll 4 and back roll 5 are rotated, but Seeding box 61 does not turn, can not arbitrarily seeding down at the edge of a field.
Seeding box 61 is docked by the first fan-shaped seed tray 62 and second fan-shaped seed tray 63 two parts and forms, preferably, the two adopts concavo-convex connected mode, and the two sides by the second fan-shaped seed tray 63 are set to convex surface, and the two sides correspondence of the first fan-shaped seed tray 62 is provided with concave surface, after the two is docked, butted part adopts screw 25 to removably connect, and when sowing Different Crop seed kernel, the first fan-shaped seed tray 62 can be taken off, change the seeding down hole 620 with different bore, realize precision drilling.Preferably, the first fan-shaped seed tray 62 and the second fan-shaped seed tray 63 all adopt transparent material.
The side that first fan-shaped seed tray 62 and the second fan-shaped seed tray 63 are disposed adjacent all seals setting, the another side that first fan-shaped seed tray 62 and the second fan-shaped seed tray 63 are disposed adjacent is provided with breach, breach label is in fig 2 24, make the first fan-shaped seed tray 62 and the second fan-shaped seed tray 63 through each other, can seed be picked and placeed, and allow seed to pass through.Preferably, seeding down hole 620 is located on the first fan-shaped seed tray 62 on the outer peripheral face crossing its sealing surface, and bore and the number in seeding down hole 620 are adjustable.
Engine 3 drives Seeding box 61 to rotate, and when the first fan-shaped seed tray 62 turns to below, seeding down hole 620 is just to running-on 66, and seed leaks down from running-on 66, and falls in the kind ditch that plough 7 outputs by sleeve pipe 65; Subsequently, the seed in Seeding box 61 is pushed to top by the seal side of the first fan-shaped seed tray 62, and be rotated further, unnecessary seed can pass from breach, falls into the second fan-shaped seed tray 6; When the second fan-shaped seed tray 6 turns over lowest surfaces and upwards turns, unnecessary seed also can fall into the first fan-shaped seed tray 62 from breach is counter, so, realize seed cycle rotation between the first fan-shaped seed tray 62 and the second fan-shaped seed tray 63, thus make seed-grain moment in Seeding box 61 keep rollover states, while preventing its blocking seeding down hole 620, also can ensure that seed-grain can fall uniformly; Sleeve pipe 65, close to plough 7, guarantees that seed falls into the position of soil relatively accurate.Due to Seeding box 61 light-permeable, at seeding time, the seed in real-time adjusting tank 61 is facilitated.
Adjustable sowing depth of the present invention: the two ends of the first wheel shaft 40 are connected with and are set in the horizontal adjusting rod 12 carried in plate 11, and be positioned at nut that the horizontal adjusting rod 12 carrying plate about 11 both sides has been threaded, the horizontal length carrying the adjusting rod 12 of plate 11 is stretched out by adjustment, except front roll 4, whole device and plough 7 all along with moving up and down, can regulate the sowing depth of this device.For realizing the object of precisely adjustment, adjusting rod 12 is also provided with graduated scale, adjustment and calibration seed level.
The second embodiment of adjustment sowing depth: be screwed between sleeve pipe 65 and stationary links 67, because stationary links 67 is fixed on support 1, by adjusting sleeve pipe 65 height of stationary links 67 bottom, realize the object of adjustment plough 7 height, and then adjustment sowing depth, or, be marked with scale, for regulating seed level at the trench digging post of plough 7.Preferably, on stationary links 67 and the second wheel shaft 60, correspondence is provided with graduated scale, and each sleeve pipe 65 and each Seeding box 61 position respectively in stationary links 67 and the second wheel shaft 60 is corresponding adjustable, realize the adjustment of line-spacing, wherein, spacing between each Seeding box 61 is adjustable, and the spacing between each plough 7 is also adjustable.Number of gears and the gear diameter of sprocket wheel sheathed on the second wheel shaft 60 calculate in advance, calibrate, and change the sprocket wheel of different size, can reach the object of spacing in the rows adjustment.
The present invention realizes one of means of suppressing object: the position be positioned at outside back roll 5, support 1 rear end is provided with suppression mechanism, suppress two back links 15 that mechanism comprises fourth round axle 13, the multiple press wheels 14 be set on fourth round axle 13, correspondence are located at both sides, support 1 rear end and the fixed head 16 be connected with two back links 15, clean-up scraper 17 is also provided with between two back links 15, the root edge of clean-up scraper 17 and the tangent setting of outer peripheral face of back roll 5, guarantee that back roll 5 is not stained with soil, holding cylinder face is totally smooth.Each press wheel 14 is corresponding with each feed mechanism 6 respectively to be arranged, and press wheel 14 must keep point-blank with the plough 7 arranged above, to ensure just in time can be pressed on seed, ensures to emerge.Fixed head 16 is provided with the spring mechanism of suppressing dynamics for adjusting press wheel 14.As shown in Figure 3, spring mechanism comprises connecting rod 18, Compress Spring 19, vertically bar 20 and limiting plate 21, and one end of connecting rod 18 is fixedly connected with described fourth round axle 13, and the other end is hinged on fixed head 16; One end of vertical bar 20 is fixed on the middle part of connecting rod 18, other end matched in clearance is interted in the through hole of setting on limiting plate 21, Compress Spring 19 is set on the vertical bar 20 between connecting rod 18 and limiting plate 21, because connecting rod 18 is hinged on fixed head 16, angle between connecting rod 18 and limiting plate 21 is adjustable, press wheel 14 is cushioned to some extent when earth's surface is uneven, and ensure suppression quality, after suppression, earth's surface does not crack; Spring mechanism is multiple, and each spring mechanism is corresponding with each press wheel 14 to be arranged;
What the present invention realized the means of suppressing object two is: back roll 5 is arranged with multiple suppression band 51, and band 51 is corresponding with each feed mechanism 6 arranges in each suppression, suppresses band 51 detachably, and it is consistent with the width of plough 7 to suppress band 51 width; Each suppression band 51 can be quality of rubber materials, also can be rigid plastics.
The present invention realizes preventing the means of skidding object from being: the two ends of front roll 4 and back roll 5 are equipped with annular flange flange, and the outer peripheral face of front roll 4 is vertically connected with the resisting force sheet 41 of multiple irony; Multiple resisting force sheet 41 uniform intervals is located on front roll 41 outer peripheral face, each resisting force sheet 41 is arranged with the connecting line of front roll 4 outer peripheral face and the centerline axis parallel of front roll 4, and some resisting force sheets 41 are on the identical same outer border of radius, front roll 4 outer peripheral face is provided with 4 ~ 6 outer borders.Preferably, the high 3 ~ 5cm of annular flange flange, the low 0.5cm of resisting force sheet 41 aspect ratio annular flange flange, when this device is travelled on hardstand or road, front roll 4, back roll 5 directly do not contact with ground with resisting force sheet 41; The height of resisting force sheet 41 is 3 ~ 5cm, increasing friction force and take off soil fertility, the frictional resistance on cylinder and ground, prevents cylinder from skidding.
Claims (10)
1. a disc type fine grain crop essence amount drill unit, this device comprises support (1), front roll (4), back roll (5), multiple feed mechanism (6) and be front roll (4), back roll (5) and feed mechanism (6) provide the engine (3) of power, wherein, front roll (4) the parallel front-end and back-end that are located at support (1) corresponding to back roll (5), feed mechanism (6) is located at the middle part of support (1), it is characterized in that: each feed mechanism (6) includes sleeve pipe (65), for holding the Seeding box (61) of seed and the sowing housing-case (64) for supporting Seeding box (61), the lower end of sleeve pipe (65) is provided with plough (7), the upper end of sleeve pipe (65) is fixedly connected with sowing housing-case (64), and in sowing housing-case (64), be provided with the running-on (66) of through sleeve pipe (65), support (1) is also provided with the stationary links (67) for connecting each sleeve pipe (65),
Described Seeding box (61) docks by the first fan-shaped seed tray (62) and the second fan-shaped seed tray (63) circular configuration formed, the outer peripheral face of the first fan-shaped seed tray (62) is provided with seeding down hole (620), the side that first fan-shaped seed tray (62) and the second fan-shaped seed tray (63) are disposed adjacent all seals setting, the another side that first fan-shaped seed tray (62) and the second fan-shaped seed tray (63) are disposed adjacent is through each other, while making to drive Seeding box (61) to rotate by engine (3), seed is cycle rotation between the first fan-shaped seed tray (62) and the second fan-shaped seed tray (63), when Seeding box (61) turn to seeding down hole (620) on the first fan-shaped seed tray (62) and running-on (66) to time corresponding seed leaks down from running-on (66), and fallen in the kind ditch that plough (7) outputs by sleeve pipe (65).
2. a kind of disc type fine grain crop essence amount drill unit according to claim 1, it is characterized in that: described support (1) is also provided with the bearing (2) for stationary engine (3) and the first wheel shaft (40) arranged in parallel, second wheel shaft (60), third round axle (50), front roll (4) and back roll (5) respectively correspondence are set on the first wheel shaft (40) and third round axle (50), Seeding box (61) is set on the second wheel shaft (60), the driving shaft of engine (3) is arranged with two sprocket wheels, one of them sprocket wheel forms closed-loop drive by chain and the upper sheathed sprocket wheel of third round axle (50), by chain, upper sheathed sprocket wheel and the upper sheathed sprocket wheel of the second wheel shaft (60) form closed-loop drive to another sprocket wheel with the first wheel shaft (40) respectively.
3. a kind of disc type fine grain crop essence amount drill unit according to claim 2, it is characterized in that: the rear end of support (1) is provided with handrail (23), the front end of support (1) is provided with horizontally carries plate (11), the two ends of the first wheel shaft (40) are connected with and are set in the horizontal adjusting rod (12) carried in plate (11), and be positioned at nut that the horizontal adjusting rod (12) carrying the upper and lower both sides of plate (11) has been threaded, stretch out the horizontal length carrying the adjusting rod (12) of plate (11) by adjustment, the sowing depth of this device can be regulated; Stationary links (67) and the upper correspondence of the second wheel shaft (60) are provided with graduated scale, and each sleeve pipe (65) and each Seeding box (61) position respectively in stationary links (67) and the second wheel shaft (60) is corresponding adjustable.
4. a kind of disc type fine grain crop essence amount drill unit according to claim 1, it is characterized in that: the first fan-shaped seed tray (62) and the second fan-shaped seed tray (63) are transparent structure, the two sides of the second fan-shaped seed tray (63) are set to convex surface, the two sides correspondence of the first fan-shaped seed tray (62) is provided with concave surface, after the two being docked, butted part adopts screw (25) to connect.
5. a kind of disc type fine grain crop essence amount drill unit according to claim 1, it is characterized in that: the position that support (1) rear end is positioned at back roll (5) outside is provided with suppression mechanism, suppression mechanism comprises fourth round axle (13), be set in the multiple press wheels (14) on fourth round axle (13), two back links (15) that correspondence is located at support (1) both sides, rear end and the fixed head (16) be connected with two back links (15), each press wheel (14) is corresponding with each feed mechanism (6) respectively to be arranged, fixed head (16) is provided with the spring mechanism for adjusting press wheel (14) suppression dynamics.
6. a kind of disc type fine grain crop essence amount drill unit according to claim 5, it is characterized in that: described spring mechanism comprises connecting rod (18), Compress Spring (19), vertically bar (20) and limiting plate (21), one end of connecting rod (18) is fixedly connected with described fourth round axle (13), and the other end is hinged on fixed head (16); One end of vertical bar (20) is fixed on the middle part of connecting rod (18), other end matched in clearance is interted in the upper through hole arranged of limiting plate (21), and Compress Spring (19) is set on the vertical bar (20) that is positioned between connecting rod (18) and limiting plate (21); Spring mechanism is multiple, and each spring mechanism is corresponding with each press wheel (14) to be arranged.
7. a kind of disc type fine grain crop essence amount drill unit according to claim 5, is characterized in that: be also provided with clean-up scraper (17) between two back links (15), the root edge of clean-up scraper (17) and the tangent setting of outer peripheral face of back roll (5).
8. a kind of disc type fine grain crop essence amount drill unit according to claim 1, it is characterized in that: the lower end of sleeve pipe (65) is also provided with covering device (8), back roll (5) is arranged with multiple suppression band (51), respectively suppresses that band (51) is corresponding with each feed mechanism (6) to be arranged.
9. a kind of disc type fine grain crop essence amount drill unit according to claim 1, it is characterized in that: the two ends of front roll (4) and back roll (5) are equipped with annular flange flange, and the outer peripheral face of front roll (4) is vertically connected with multiple resisting force sheet (41).
10. a kind of disc type fine grain crop essence amount drill unit according to claim 9, it is characterized in that: multiple resisting force sheet (41) uniform intervals is located on front roll (4) outer peripheral face, each resisting force sheet (41) is arranged with the connecting line of front roll (4) outer peripheral face and the centerline axis parallel of front roll (4), and some resisting force sheets (41) are on the identical same outer border of radius, front roll (4) outer peripheral face is provided with 4 ~ 6 outer borders.
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| CN201610057500.8A CN105532135B (en) | 2016-01-28 | 2016-01-28 | A kind of disc type fine grain crop essence amount drill unit |
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| CN201610057500.8A CN105532135B (en) | 2016-01-28 | 2016-01-28 | A kind of disc type fine grain crop essence amount drill unit |
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| CN105532135B CN105532135B (en) | 2017-06-09 |
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| CN106376277A (en) * | 2016-12-05 | 2017-02-08 | 安徽农业大学 | Drum type rice precise hill seeder |
| CN107690897A (en) * | 2017-09-26 | 2018-02-16 | 深圳天鹰兄弟无人机创新有限公司 | The device and unmanned plane that a kind of solid particle is uniformly sowed |
| CN109937634A (en) * | 2019-04-04 | 2019-06-28 | 和县绿源蔬菜种植有限责任公司 | A kind of vegetable cultivation turns over seeding apparatus with integral type |
| CN109952835A (en) * | 2019-04-04 | 2019-07-02 | 宁夏农林科学院固原分院 | A kind of dense planting crop deep ditching seeks moisture in the soil drought resisting hill-drop drill |
| CN110915380A (en) * | 2019-12-09 | 2020-03-27 | 马鞍山绿丰种业有限公司 | Corn seed quantitative sowing device and using method thereof |
| JP2020124217A (en) * | 2016-04-19 | 2020-08-20 | ヤンマーパワーテクノロジー株式会社 | Sugar cane transplanter |
| CN113243169A (en) * | 2021-06-16 | 2021-08-13 | 河北省农林科学院旱作农业研究所 | Cotton planter with pressing roller driving seed and fertilizer box transmission device and method |
| CN117480911A (en) * | 2023-10-24 | 2024-02-02 | 无锡悦田农业机械科技有限公司 | Front and rear roller structure of seeder and turning method thereof |
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| JP2020124217A (en) * | 2016-04-19 | 2020-08-20 | ヤンマーパワーテクノロジー株式会社 | Sugar cane transplanter |
| CN106376277A (en) * | 2016-12-05 | 2017-02-08 | 安徽农业大学 | Drum type rice precise hill seeder |
| CN107690897A (en) * | 2017-09-26 | 2018-02-16 | 深圳天鹰兄弟无人机创新有限公司 | The device and unmanned plane that a kind of solid particle is uniformly sowed |
| CN109937634A (en) * | 2019-04-04 | 2019-06-28 | 和县绿源蔬菜种植有限责任公司 | A kind of vegetable cultivation turns over seeding apparatus with integral type |
| CN109952835A (en) * | 2019-04-04 | 2019-07-02 | 宁夏农林科学院固原分院 | A kind of dense planting crop deep ditching seeks moisture in the soil drought resisting hill-drop drill |
| CN109937634B (en) * | 2019-04-04 | 2021-11-30 | 和县绿源蔬菜种植有限责任公司 | Integrated plowing and seeding device for vegetable planting |
| CN109952835B (en) * | 2019-04-04 | 2023-10-27 | 宁夏农林科学院固原分院 | Deep ditching, soil moisture searching and drought resisting hill planter for close-planted crops |
| CN110915380A (en) * | 2019-12-09 | 2020-03-27 | 马鞍山绿丰种业有限公司 | Corn seed quantitative sowing device and using method thereof |
| CN113243169A (en) * | 2021-06-16 | 2021-08-13 | 河北省农林科学院旱作农业研究所 | Cotton planter with pressing roller driving seed and fertilizer box transmission device and method |
| CN113243169B (en) * | 2021-06-16 | 2022-09-13 | 河北省农林科学院旱作农业研究所 | Cotton planter with pressing roller driving seed and fertilizer box transmission device and method |
| CN117480911A (en) * | 2023-10-24 | 2024-02-02 | 无锡悦田农业机械科技有限公司 | Front and rear roller structure of seeder and turning method thereof |
| CN117480911B (en) * | 2023-10-24 | 2024-07-05 | 无锡悦田农业机械科技有限公司 | Front and rear roller structure of seeder and turning method thereof |
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