CN105900573A - Energy-saving air-suction type seed metering device for seeders - Google Patents
Energy-saving air-suction type seed metering device for seeders Download PDFInfo
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- CN105900573A CN105900573A CN201610260779.XA CN201610260779A CN105900573A CN 105900573 A CN105900573 A CN 105900573A CN 201610260779 A CN201610260779 A CN 201610260779A CN 105900573 A CN105900573 A CN 105900573A
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- air
- seed metering
- gear
- suction
- discharge plate
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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
An energy-saving air-suction type seed metering device for seeders includes a seed metering device outer casing body, an air-suction seed metering device shaft, a sun gear, a planetary gear, an inner gear, an eccentric branched sleeve, and a seed metering disc. Two ends of the air-suction seed metering device shaft are arranged on a gear support sleeve and a seed metering disc support sleeve respectively. The air-suction seed metering device shaft is successively provided with a planetary frame, the sun gear, the eccentric support sleeve, a press disc, a cylinder assembly, and the seed metering disc. The sun gear is engaged with the planetary gear on the planetary frame, and the planetary gear is engaged with the inner gear. The press disc is connected with a press disc rear support plate; the press disc is arranged on the eccentric support sleeve by a rolling bearing and is fastened by eccentric support sleeve fixing nuts. The cylinder assembly is arranged on the air-suction seed metering device shaft through a supporting sleeve pipe, the left end and the right end of the cylinder assembly are respectively provided with a sucking disc outer casing body and a cylinder press plate, and the press disc is connected with a leading screw ball head of the cylinder assembly. The seed metering disc is arranged on the seed metering disc support sleeve and is connected with the sucking disc outer casing body. The energy-saving air-suction type seed metering device has no fan and no motor, has the advantages of convenient installation and precise seeding, and is suitable for installation and use for various seeders.
Description
Technical field
The present invention relates to agricultural machinery, particularly relate to a kind of energy-conservation air-suction seeding unit of seeder.
Background technology
Continuous popularization agricultural machinery modernized along with China, seeder is not the most any fangle, have a large amount in variety, there is a scoop-wheel, finger-clipped, these are several for air-suction seeding unit, scoop-wheel, finger-clipping type seed metering device sowing is single, can only seeding corn and the slow seeding down of speed accurate, typically about 95%.Air-suction seed metering device is now with two kinds, and a kind of is that it is relatively big in order to improve the rotation speed of fan electromotor fuel consumption that keeps running up for the feed mechanism for seed of band blower fan, the shortcomings such as noise is bigger.Motor air-suction seed metering device, motor operates without stopping during operation, easy motor damage, easily produces suction deficiency owing to electric current is unstable and produces and lose the defects such as seed phenomenon.
Summary of the invention
A kind of energy-conservation air-suction seeding unit of seeder, including seed-box, feed mechanism for seed shell body, air-suction seed metering device axle, central gear, planetary gear, internal gear, eccentric spider, discharge plate, sucking disk outer-shell body and discharge plate sealing mechanism.Cylinder assembly, including cylinder clothing, pump bowl piston, leading screw bulb, U-shaped seat, ball seat, ball cup, described air-suction seed metering device axle two ends are attached separately on gear support set and discharge plate support set, feed mechanism for seed right end plate that gear support set and discharge plate support set are packed on feed mechanism for seed shell body respectively and feed mechanism for seed first member plate.It is sequentially arranged with planet carrier, central gear, eccentric spider, platen, cylinder assembly, discharge plate at air-suction seed metering device axle.Described planet carrier is contained on air-suction seed metering device axle by bearing, and the planetary gear that central gear is fixed on axle with the planet on planet carrier engages, and described planet is fixed axle and is contained on planet carrier by rolling bearing, and planetary gear engages with internal gear.Described platen connects platen rear bearing sheet, and platen is contained in eccentric by rolling bearing and puts, and fixes nut locking with eccentric spider.Described cylinder assembly is contained on air-suction seed metering device axle by its supporting sleeve and bearing, and the left and right end of cylinder assembly is respectively provided with sucking disk outer-shell body and air cylinder pressure plate, is provided with bearing spacer between platen and cylinder assembly, and platen is connected with the leading screw bulb of cylinder assembly.Described internal gear connects gear and closes housing, and gear closes housing by protecting oil end plate connection air cylinder pressure plate.Described discharge plate is arranged on discharge plate support set, and by its side end panel connecting sucker shell body.Butadiene-styrene rubber is used to close between described sucking disk outer-shell body and supporting sleeve.Described discharge plate connects seed-box, discharge plate sealing mechanism by seed inlet, discharge plate sealing ring, compression spring press discharge plate seal friction sheet, make discharge plate seal friction sheet friction sealed with discharge plate.
Above-mentioned pump bowl piston is contained in cylinder clothing, cylinder clothing and pump bowl piston space are equipped with cylinder clothing sealing ring, cylinder clothing and piston space are equipped with piston packing, U-shaped seat is contained in pump bowl piston one end, the tail end of leading screw bulb connects U-shaped seat, the ball head of leading screw bulb is contained in ball cup, ball cup overcoat ball seat, constitutes two-way air suction structure device cylinder.
The cylinder of above-mentioned cylinder assembly is two-way air suction structure.
The present invention makes air-suction seed metering device Blower-free, without motor, easy for installation, alleviates unnecessary installation, oil consumption, power consumption, and sowing is accurately.It is applicable to various seeder install and use, it is adaptable to the sowing of various crops.
Accompanying drawing explanation
Fig. 1 is the schematic appearance of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the cylinder assembly structural representation of the present invention.
Detailed description of the invention
A kind of energy-conservation air-suction seeding unit of seeder, including seed-box 31, feed mechanism for seed shell body 15, air-suction seed metering device axle 1, central gear 7, planetary gear 8, internal gear 9, eccentric spider 18, discharge plate 27, sucking disk outer-shell body 29 and discharge plate sealing mechanism.Described air-suction seed metering device axle 1 two ends are attached separately on gear support set 22 and discharge plate support set 26, feed mechanism for seed right end plate 24 that gear support set 22 and discharge plate support set 26 are packed on feed mechanism for seed shell body 15 respectively and feed mechanism for seed first member plate 25.It is sequentially arranged with planet carrier 16, central gear 7, eccentric spider 18, platen 14, cylinder assembly 2, discharge plate 27 at air-suction seed metering device axle 1.Described planet carrier 16 is contained on air-suction seed metering device axle 1 by bearing 4, and the planetary gear 8 that central gear 7 is fixed on axle 6 with the planet on planet carrier 16 engages, and described planet is fixed axle 6 and is contained on planet carrier 16 by rolling bearing 10, and planetary gear 8 engages with internal gear 9.Described platen 14 connects a platen rear bearing sheet 3, and platen 14 is contained on eccentric spider 18 by rolling bearing 13, and fixes nut 19 with bias spider and lock.Described cylinder assembly 2 is contained on air-suction seed metering device axle 1 by its supporting sleeve 12 and bearing, described cylinder assembly 2, including cylinder clothing 34, pump bowl piston 37, leading screw bulb 38, U-shaped seat 39, ball seat 40, ball cup 41.Pump bowl piston 37 is contained in cylinder clothing 34, equipped with cylinder clothing sealing ring 35 between cylinder clothing 34 and pump bowl piston 37, cylinder clothing 34 and piston space are equipped with piston packing 36, U-shaped seat 39 is contained in pump bowl piston 37 one end, the tail end of leading screw bulb 38 connects U-shaped seat 39, the ball head of leading screw bulb 38 is contained in ball cup 41, ball cup 41 overcoat ball seat 40, becomes two-way air suction structure cylinder.The left and right end of described cylinder assembly 2 is respectively provided with sucking disk outer-shell body 29 and air cylinder pressure plate 5, is provided with bearing spacer 21 between platen 14 and cylinder assembly 2, and platen 14 is connected with the leading screw bulb 38 of cylinder assembly 2.Described internal gear 9 connects gear and closes housing 23, and gear is closed housing 23 and connected air cylinder pressure plate 5 by protecting oil end plate 11.Described discharge plate 27 is arranged on discharge plate support set 26, and by its side end panel 17 connecting sucker shell body 29.Butadiene-styrene rubber 20 is used to close between described sucking disk outer-shell body 29 and supporting sleeve 12.Described discharge plate 27 connects seed-box 31 by seed inlet 30.Described discharge plate sealing mechanism, is pressed discharge plate seal friction sheet 28 by discharge plate sealing ring 32, compression spring 33, makes discharge plate seal friction sheet 28 friction sealed with discharge plate 27.
Operation principle is as follows:
Air-suction seed metering device axle 1 drives eccentric spider 18 to make platen 14 swing, and the swing of platen 14 drives leading screw bulb 38, drives pump bowl piston 37, makes pump bowl piston make the motion of reciprocal aspiration.Described sucking disk outer-shell body 29 drives discharge plate 27 by side end panel 17, and discharge plate 27 is driven central gear 7 by air-suction seed metering device axle 1, driven planetary gear 8, drive internal gear 9, drive sucking disk outer-shell body 29 to make discharge plate 27 seeding campaign.
Claims (3)
1. the energy-conservation air-suction seeding unit of seeder, including seed-box (31), feed mechanism for seed shell body (15), air-suction seed metering device axle (1), central gear (7), planetary gear (8), internal gear (9), eccentric spider (18), discharge plate (27), sucking disk outer-shell body (29) and discharge plate sealing mechanism, it is characterized in that: described cylinder assembly (2), including cylinder clothing (34), pump bowl piston (37), leading screw bulb (38), U-shaped seat (39), ball seat (40), ball cup (41)；Described air-suction seed metering device axle (1) two ends are attached separately on gear support set (22) and discharge plate support set (26), feed mechanism for seed right end plate (24) that gear support set (22) and discharge plate support set (26) are packed on feed mechanism for seed shell body (15) respectively and feed mechanism for seed first member plate (25), be sequentially arranged with planet carrier (16), central gear (7), eccentric spider (18), platen (14), cylinder assembly (2), discharge plate (27) at air-suction seed metering device axle (1)；nullDescribed planet carrier (16) is contained on air-suction seed metering device axle (1) by bearing (4)，The planetary gear (8) that central gear (7) is fixed on axle (6) with the planet on planet carrier (16) engages，Described planet is fixed axle (6) and is contained on planet carrier (16) by rolling bearing (10)，Planetary gear (8) engages with internal gear (9)，Platen (14) connects platen rear bearing sheet (3)，Platen (14) is contained on eccentric spider (18) by rolling bearing (13)，And fix nut (19) locking with eccentric spider，Cylinder assembly (2) is contained on air-suction seed metering device axle (1) by its supporting sleeve (12) and bearing，A left side for cylinder assembly (2)、Right-hand member is respectively provided with sucking disk outer-shell body (29) and air cylinder pressure plate (5)，Bearing spacer (21) it is provided with between platen (14) and cylinder assembly (2)，Platen (14) is connected with the leading screw bulb (38) of cylinder assembly (2)；Described internal gear (9) connects gear and closes housing (23), and gear is closed housing (23) and connected air cylinder pressure plate (5) by protecting oil end plate (11)；Described discharge plate (27) is arranged on discharge plate support set (26), and by its side end panel (17) connecting sucker shell body (29), butadiene-styrene rubber (20) is used to close between sucking disk outer-shell body (29) and supporting sleeve (12), described discharge plate (27) connects seed-box (31) by seed inlet (30), described discharge plate sealing mechanism, pressed discharge plate seal friction sheet (28) by discharge plate sealing ring (32), compression spring (33), make discharge plate seal friction sheet (28) friction sealed with discharge plate (27).
A kind of energy-conservation air-suction seeding unit of seeder the most according to claim 1, it is characterized in that, described pump bowl piston (37) is contained in cylinder clothing (34), equipped with cylinder clothing sealing ring (35) between cylinder clothing (34) and pump bowl piston (37), cylinder clothing (34) and piston space are equipped with piston packing (36), U-shaped seat (39) is contained in pump bowl piston (37) one end, the tail end of leading screw bulb (38) connects U-shaped seat (39), the ball head of leading screw bulb (38) is contained in ball cup (41), ball cup (41) overcoat ball seat (40).
A kind of energy-conservation air-suction seeding unit of seeder the most according to claim 2, it is characterised in that the cylinder of described cylinder assembly (2) is two-way air suction structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260779.XA CN105900573A (en) | 2016-04-25 | 2016-04-25 | Energy-saving air-suction type seed metering device for seeders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260779.XA CN105900573A (en) | 2016-04-25 | 2016-04-25 | Energy-saving air-suction type seed metering device for seeders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105900573A true CN105900573A (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610260779.XA Withdrawn CN105900573A (en) | 2016-04-25 | 2016-04-25 | Energy-saving air-suction type seed metering device for seeders |
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| CN (1) | CN105900573A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108243680A (en) * | 2018-01-24 | 2018-07-06 | 东北农业大学 | Aspiration inhales kind and scoops kind of a combine precision seed-metering with machinery |
| CN109275390A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | A kind of swinging disc and ball head device applied on air-suction seed metering device |
| CN109275391A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | Plunger type electrodeless variable-speed feed mechanism for seed |
| CN109275392A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | A kind of water filtering air intake passage device applied on air-suction seed metering device |
-
2016
- 2016-04-25 CN CN201610260779.XA patent/CN105900573A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275390A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | A kind of swinging disc and ball head device applied on air-suction seed metering device |
| CN109275391A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | Plunger type electrodeless variable-speed feed mechanism for seed |
| CN109275392A (en) * | 2017-07-21 | 2019-01-29 | 沈阳市实丰农业机械厂 | A kind of water filtering air intake passage device applied on air-suction seed metering device |
| CN108243680A (en) * | 2018-01-24 | 2018-07-06 | 东北农业大学 | Aspiration inhales kind and scoops kind of a combine precision seed-metering with machinery |
| CN108243680B (en) * | 2018-01-24 | 2021-03-12 | 东北农业大学 | Air suction seed suction and mechanical scooping combined type precision seed sowing device |
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Application publication date: 20160831 |