CN105393683A - A synchronous-reseeding seed-metering device for seeding absence during seed sowing - Google Patents
A synchronous-reseeding seed-metering device for seeding absence during seed sowing Download PDFInfo
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- CN105393683A CN105393683A CN201510906777.9A CN201510906777A CN105393683A CN 105393683 A CN105393683 A CN 105393683A CN 201510906777 A CN201510906777 A CN 201510906777A CN 105393683 A CN105393683 A CN 105393683A
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- China
- Prior art keywords
- reseeding
- driving shaft
- seeding
- housing assembly
- power transmission
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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)
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Abstract
A synchronous-reseeding seed-metering device for seeding absence during seed sowing is disclosed and belongs to the field of agricultural machines. The device comprises a reseeding indent roller, a power transmission sleeve the external end surface of which is provided with a boss, a clutch sleeve the inner side surface of which is provided with detent teeth, a pressure spring, a driving shaft the end surface of which is provided with detent teeth, a ratchet wheel A the inner side surface of which is provided with a boss, a reseeding control shaft, a rocker arm, a reseeding control arm and a tension spring, or comprises a reseeding indent roller, a cam pedestal, a power transmission column, an inner tooth driving sleeve, arc cams, cam rocker arms, cam rocker arm tension springs, a ratchet wheel B, a reseeding control shaft, a rocker arm, a reseeding control arm and a tension spring .The device achieves synchronous reseeding for seeding absence during seed sowing by indent roller type seed-metering devices, provides machine and tool guarantees for popularization and application of a high-density corn planting agricultural technology, and is characterized by a novel and reasonable structure, good working quality, a low seeding absence rate and reliable using.
Description
Technical field
The invention belongs to agricultural machinery, relates generally to a kind of mechanical seeding nest eye roll-type seeding unit.
Background technology
Nest eye roll-type seeding unit is a kind of traditional seeding unit being applicable to corn, soybean planting operation of research and development the late nineteen eighties in last century, this device can carry out corn double row sowing operation on soybean single file, corn single file or great Long ridge, because its structure is simple, cheap, serviceability still can meet production requirement, so in the northern area of China, especially the Northeast adopts so far always.But the raising required along with agronomic technique, to the leakage sowing rate index growing interest, the particularly popularization of corn high-density planting agronomy of seeding unit, unit are is kept a full stand of seedings the significantly increase of strain number, how to reduce seeding unit broadcast leakage problem and becomes seeding technique key.Synchronously in time in existing nest eye roll-type seeding unit structural design do not reseed technical capability, therefore, in tradition and existing nest eye roll-type seeding unit, how realizing sowing broadcast leakage, synchronously to reseed operation be the technical problem that must solve.
Summary of the invention
Object of the present invention is exactly for above-mentioned prior art Problems existing, in conjunction with the actual needs of production operation, research and design one sowing broadcast leakage synchronously reseeds seeding unit, reaches the object significantly reducing seeding unit leakage sowing rate, ensure seeding quality, especially meet and adapt to the requirement of high-density planting agronomic technique.
The Basic Design of the invention is:
Sowing broadcast leakage is synchronously reseeded seeding unit and is comprised housing assembly, by the rotating equipped driving shaft of bearing I II in described housing assembly, the seeding nest eye roller of planting clearly groove with annular is fixedly mounted with on the driving shaft, in housing assembly, be positioned at the rotating installation in place of seeding nest eye roller periphery portion and plant brush roll clearly, the inboard end face of described driving shaft is provided with pawl teeth, on described driving shaft, be positioned at seeding nest eye roller sidepiece place radial, axial location, nest eye roller reseeded by the rotating suit of circumference, on described housing assembly sidewall with driving shaft concentric be fixedly mounted with end cap, by equipped power transmission cover that bearing I is rotated in the endoporus of described end cap, described power transmission cover outer face is provided with boss, the clutch cover that inner side end is provided with pawl teeth is radial, circumference location, axially movable is fitted in power transmission cover endoporus, outside described clutch cover and power transmission overlap inner side between position setting pressure spring, described compression spring both ends of the surface are overlapped to contact with clutch cover and power transmission respectively and are coordinated, pawl teeth on the inboard end face of described driving shaft coordinates in intersecting to insert to coordinate or depart to intersect to insert to contact with the pawl teeth on clutch cover inner side end, the ratchet A that inner side end is provided with boss is arranged on clutch cover outer end integral by bearing I I, the boss that boss on ratchet A inner side end and power transmission are overlapped on outer face matches, reseed control axle rotate be arranged on housing assembly, control axle be fixedly mounted with respectively rocking arm and reseed control arm described reseeding, a described end of reseeding control arm is planted clearly groove with the annular on described seeding nest eye roller and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring are connected on rocking arm and housing assembly.
Sowing broadcast leakage is synchronously reseeded seeding unit and is comprised housing assembly, by the rotating equipped driving shaft of bearing I II in described housing assembly, the seeding nest eye roller of planting clearly groove with annular is fixedly mounted with on the driving shaft, in housing assembly, be positioned at the rotating installation in place of seeding nest eye roller periphery portion and plant brush roll clearly, on described driving shaft, be positioned at seeding nest eye roller sidepiece place radial, axial location, nest eye roller reseeded by the rotating suit of circumference, on described housing assembly sidewall with driving shaft concentric be fixedly mounted with end cap, by equipped cam chair that bearing I is rotated in described end cap endoporus, described driving shaft inner face is connected power transmission post is installed, described power transmission post is positioned at cam chair centre bore, internal tooth actuating sleeve is packed on power transmission post outer end, circuit oscillation can be installed by arc-shaped cam in the pit of described cam chair, described arc-shaped cam matches with internal tooth actuating sleeve, cam rocker arm one end and arc-shaped cam affixed, the two ends of cam rocker arm extension spring are connected on cam chair and cam rocker arm, on described cam chair, be positioned at inside internal tooth actuating sleeve and be set with ratchet B, described cam rocker arm snap in be configured in boss inside ratchet B gap in, reseed control axle rotate be arranged on housing assembly, control axle be fixedly mounted with respectively rocking arm and reseed control arm described reseeding, a described end of reseeding control arm is planted clearly groove with the annular on described seeding nest eye roller and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring are connected on rocking arm and housing assembly.
The synchronous after-culture of broadcast leakage is there is in the invention when achieving nest eye roll-type seeding unit seeding operation, spread for corn high-density planting agronomic technique provides facility and ensures, has novel structure, rationally, operation quality is good, leakage sowing rate is low, operating efficiency is high, service-strong feature.
Accompanying drawing explanation
Fig. 1 is that seeding unit general structure schematic diagram is synchronously reseeded in the sowing broadcast leakage that equipped compression spring and boss control;
Fig. 2 is the direction view of bowing of Fig. 1;
Fig. 3 is the direction view of bowing of Fig. 2;
Fig. 4 is that seeding unit general structure schematic diagram is synchronously reseeded in the sowing broadcast leakage of equipped tension spring and cam production;
Fig. 5 is the fragmentary top direction view of Fig. 4;
Fig. 6 is cam chair, arc-shaped cam, cam rocker arm, cam rocker arm extension spring configuration structure schematic diagram;
Fig. 7 internal tooth actuating sleeve structural representation;
Fig. 8 is ratchet B and cam rocker arm configuration structure schematic diagram.
In figure, piece number illustrates:
1, end cap, 2, ratchet A, 3, bearing I, 4, clutch cover, 5, bearing I I, 6, power transmission cover, 7, rocking arm, 8, tension spring, 9, clear kind of brush roll, 10, housing assembly, 11, reseed nest eye roller, 12, seeding nest eye roller, 13, driving shaft, 14, bearing I II, 15, compression spring, 16, reseed control axle, 17, reseed control arm, 18, ratchet B, 19, internal tooth actuating sleeve, 20, cam chair, 21, power transmission post, 22, arc-shaped cam, 23, cam rocker arm, 24, cam rocker arm extension spring.
Embodiment
Below in conjunction with accompanying drawing, the invention embodiment is described in detail.
Embodiment one:
A kind of sowing broadcast leakage is synchronously reseeded seeding unit and is comprised housing assembly 10, by the rotating equipped driving shaft 13 of bearing I II14 in described housing assembly 10, the seeding nest eye roller 12 of planting clearly groove with annular is packed on driving shaft 13, in housing assembly 10, be positioned at the rotating installation in place of seeding nest eye roller 12 periphery portion and plant clearly brush roll 9, the inboard end face of described driving shaft 13 is provided with pawl teeth, on described driving shaft 13, be positioned at seeding nest eye roller 12 sidepiece place radial, axial location, nest eye roller 11 reseeded by the rotating suit of circumference, on described housing assembly 10 sidewall with driving shaft 13 concentric be fixedly mounted with end cap 1, the equipped power transmission of being rotated by bearing I 3 in the endoporus of described end cap 1 overlaps 6, overlap on 6 outer faces in described power transmission and be provided with boss, the clutch cover 4 that inner side end is provided with pawl teeth is radial, circumference location, the axially movable power transmission that is fitted in is overlapped in 6 endoporus, outside described clutch cover 4 and power transmission overlap inside 6 between position setting pressure spring 15, described compression spring 15 both ends of the surface are overlapped 6 respectively and are contacted and coordinate with clutch cover 4 and power transmission, pawl teeth on the inboard end face of described driving shaft 13 coordinates in intersecting to insert to coordinate or depart to intersect to insert to contact with the pawl teeth on clutch cover 4 inner side end, the ratchet A2 that inner side end is provided with boss is arranged on clutch cover 4 outer end integral by bearing I I5, the boss that boss on ratchet A2 inner side end and power transmission are overlapped on 6 outer faces matches, reseed control axle 16 rotate be arranged on housing assembly 10, control axle 16 be fixedly mounted with respectively rocking arm 7 and reseed control arm 17 described reseeding, a described end of reseeding control arm 17 is planted clearly groove with the annular on described seeding nest eye roller 12 and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring 8 are connected on rocking arm 7 and housing assembly 10.
During the normal seeding operation of the seeding unit of the present embodiment one, seeding nest eye roller 12 nest intraocular is filled with kind of a grain continuously, under driving shaft 13 drives, seeding nest eye roller 12 rotates, now, the seed of nest intraocular will be reseeded control arm 17 side and lift, control axle 16 of reseeding through rotating makes rocking arm 7 rotate, and coordinate in snapping in ratchet A2, ratchet A2 does not rotate, driving shaft 13 drives clutch cover 4, power transmission cover 6 is rotated further, the boss utilizing power transmission to overlap on 6 coordinates ratchet A2 with the boss on ratchet A2 and drives clutch cover 4 to move axially, make clutch cover 4 depart from pawl teeth with driving shaft 13 to coordinate, this state makes to reseed the unpowered driving of nest eye roller 11, stop operating, do not reseed.
When in seeding nest eye roller 12 1 pit, nothing is planted, under tension spring 8 pulling force, through rocking arm 7, reseed and control axle 16 and make to reseed the annular that control arm 17 one end is inserted in seeding nest eye roller 12 and plant clearly in groove, synchronously; rocking arm 7 exits in ratchet A2 draw-in groove; under compression spring 15 acts on; clutch cover 4 and ratchet A2 are moved in the lump; clutch cover 4 pawl teeth contacts with driving shaft 13 pawl teeth and coordinates along the axial return of driving shaft 13; overlapped 6 drivings by driving shaft 13 reseed nest eye roller 11 and seeding nest eye roller 12 synchronous axial system through clutch cover 4, power transmission, complete in time and reseed operation.
Embodiment two:
A kind of sowing broadcast leakage is synchronously reseeded seeding unit and is comprised housing assembly 10, by the rotating equipped driving shaft 13 of bearing I II14 in described housing assembly 10, the seeding nest eye roller 12 of planting clearly groove with annular is packed on driving shaft 13, in housing assembly 10, be positioned at the rotating installation in place of seeding nest eye roller 12 periphery portion and plant clearly brush roll 9, on described driving shaft 13, be positioned at seeding nest eye roller 12 sidepiece place radial, axial location, nest eye roller 11 reseeded by the rotating suit of circumference, on described housing assembly 10 sidewall with driving shaft 13 concentric be fixedly mounted with end cap 1, the equipped cam chair 20 rotated by bearing I 3 in described end cap 1 endoporus, described driving shaft 13 inner face is connected power transmission post 21 is installed, described power transmission post 21 is positioned at cam chair 20 centre bore, internal tooth actuating sleeve 19 is packed on power transmission post 21 outer end, circuit oscillation can be installed by arc-shaped cam 22 in the pit of described cam chair 20, described arc-shaped cam 22 matches with internal tooth actuating sleeve 19, cam rocker arm 23 one end and arc-shaped cam 22 affixed, the two ends of cam rocker arm extension spring 24 are connected on cam chair 20 and cam rocker arm 23, on described cam chair 20, be positioned at inside internal tooth actuating sleeve 19 and be set with ratchet B18, described cam rocker arm 23 snap in be configured in boss inside ratchet B18 gap in, reseed control axle 16 rotate be arranged on housing assembly 10, control axle 16 be fixedly mounted with respectively rocking arm 7 and reseed control arm 17 described reseeding, a described end of reseeding control arm 17 is planted clearly groove with the annular on described seeding nest eye roller 12 and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring 8 are connected on rocking arm 7 and housing assembly 10.
When seeding unit normal operation is synchronously reseeded in the sowing broadcast leakage of the present embodiment two of equipped tension spring and cam production, seeding nest eye roller 12 nest intraocular is filled with kind of a grain continuously, under driving shaft 13 drives, seeding nest eye roller 12 rotates, now the seed of nest intraocular will be reseeded control arm 17 side and lift, control axle 16 of reseeding through rotating makes rocking arm 7 rotate, and coordinate in snapping in ratchet B18, ratchet B18 stops operating, driving shaft 13 drives power transmission post 21, internal tooth actuating sleeve 19 rotates, under ratchet B18 medial surface boss gap stops, arc-shaped cam 22 is driven to rotate by cam rocker arm 23, make it depart to coordinate with snapping between internal tooth actuating sleeve 19, now, cam chair 20 and reseed nest eye roller 11 and stop operating.
When seeding nest eye roller 12 nest intraocular produces broadcast leakage without seed, pull lower to rocking arm 7 at tension spring 8, reseed and control axle 16 and make to reseed the annular that control arm 17 one end is inserted in seeding nest eye roller 12 and plant clearly in groove, synchronous rock arm 7 exits in ratchet B18 draw-in groove, under cam rocker arm extension spring 24 pulls, drive arc-shaped cam 22 in the pit wobble of cam chair 20 by cam rocker arm 23, arc-shaped cam 2 is coordinated in snapping in internal tooth actuating sleeve 19, the internal tooth actuating sleeve 19 rotated is driven cam chair 20 successively by arc-shaped cam 22 and is reseeded nest eye roller 11 and rotates, carry out reseeding operation.
Claims (2)
1. a sowing broadcast leakage synchronously reseeds seeding unit, comprise housing assembly (10), by the rotating equipped driving shaft (13) of bearing I II (14) in described housing assembly (10), seeding nest eye roller (12) of planting clearly groove with annular is packed on driving shaft (13), in housing assembly (10), be positioned at the rotating installation in place of seeding nest eye roller (12) periphery portion and plant clearly brush roll (9), it is characterized in that: on described driving shaft (13) inboard end face, be provided with pawl teeth, on described driving shaft (13), be positioned at seeding nest eye roller (12) sidepiece place radial, axial location, nest eye roller (11) reseeded by the rotating suit of circumference, on described housing assembly (10) sidewall with driving shaft (13) concentric be fixedly mounted with end cap (1), the equipped power transmission cover (6) that bearing I (3) is rotated is passed through in the endoporus of described end cap (1), described power transmission cover (6) outer face is provided with boss, the clutch cover (4) that inner side end is provided with pawl teeth is radial, circumference location, axially movable is fitted in power transmission cover (6) endoporus, position setting pressure spring (15) between described clutch cover (4) outside and power transmission cover (6) inner side, described compression spring (15) both ends of the surface contact with power transmission cover (6) with clutch cover (4) respectively and coordinate, pawl teeth on described driving shaft (13) inboard end face coordinates in intersecting to insert to coordinate or depart to intersect to insert to contact with the pawl teeth on clutch cover (4) inner side end, the ratchet A (2) that inner side end is provided with boss is arranged on clutch cover (4) outer end integral by bearing I I (5), boss on ratchet A (2) inner side end matches with the boss on power transmission cover (6) outer face, reseed control axle (16) rotate be arranged on housing assembly (10), control axle (16) is fixedly mounted with rocking arm (7) respectively and reseeds control arm (17) described reseeding, a described end of reseeding control arm (17) is planted clearly groove with the annular on described seeding nest eye roller (12) and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring (8) are connected on rocking arm (7) and housing assembly (10).
2. a sowing broadcast leakage synchronously reseeds seeding unit, comprise housing assembly (10), by the rotating equipped driving shaft (13) of bearing I II (14) in described housing assembly (10), seeding nest eye roller (12) of planting clearly groove with annular is packed on driving shaft (13), in housing assembly (10), be positioned at the rotating installation in place of seeding nest eye roller (12) periphery portion and plant clearly brush roll (9), it is characterized in that: on described driving shaft (13), be positioned at seeding nest eye roller (12) sidepiece place radial, axial location, nest eye roller (11) reseeded by the rotating suit of circumference, on described housing assembly (10) sidewall with driving shaft (13) concentric be fixedly mounted with end cap (1), the equipped cam chair (20) that bearing I (3) is rotated is passed through in described end cap (1) endoporus, described driving shaft (13) inner face is connected power transmission post (21) is installed, described power transmission post (21) is positioned at cam chair (20) centre bore, internal tooth actuating sleeve (19) is packed on power transmission post (21) outer end, circuit oscillation can be installed by arc-shaped cam (22) in the pit of described cam chair (20), described arc-shaped cam (22) matches with internal tooth actuating sleeve (19), cam rocker arm (23) one end and arc-shaped cam (22) affixed, the two ends of cam rocker arm extension spring (24) are connected on cam chair (20) and cam rocker arm (23), on described cam chair (20), be positioned at internal tooth actuating sleeve (19) inner side suit ratchet B (18), described cam rocker arm (23) snap in be configured in ratchet B (18) inner side boss gap in, reseed control axle (16) rotate be arranged on housing assembly (10), control axle (16) is fixedly mounted with rocking arm (7) respectively and reseeds control arm (17) described reseeding, a described end of reseeding control arm (17) is planted clearly groove with the annular on described seeding nest eye roller (12) and is coordinated in inserting to coordinate or depart to insert, the two ends of tension spring (8) are connected on rocking arm (7) and housing assembly (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906777.9A CN105393683A (en) | 2015-12-10 | 2015-12-10 | A synchronous-reseeding seed-metering device for seeding absence during seed sowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906777.9A CN105393683A (en) | 2015-12-10 | 2015-12-10 | A synchronous-reseeding seed-metering device for seeding absence during seed sowing |
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| Publication Number | Publication Date |
|---|---|
| CN105393683A true CN105393683A (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906777.9A Pending CN105393683A (en) | 2015-12-10 | 2015-12-10 | A synchronous-reseeding seed-metering device for seeding absence during seed sowing |
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| CN (1) | CN105393683A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106342455A (en) * | 2016-10-26 | 2017-01-25 | 河南农业大学 | Compensating type seed omitted-sowing detection device |
| CN109041699A (en) * | 2018-10-30 | 2018-12-21 | 中国农业大学 | A kind of seeder monomer turning positioning and compensation method |
| CN111537233A (en) * | 2020-06-01 | 2020-08-14 | 东北农业大学 | Directional seed metering disc rotating device suitable for seed metering device test trolley |
| CN114679940A (en) * | 2022-05-11 | 2022-07-01 | 台州市路桥鸿翔农业机械有限公司 | Seeder and high-precision dropping assembly thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1783032A (en) * | 1928-06-23 | 1930-11-25 | Hester Ayers | Seed-replanting attachment for cultivators |
| CN104541698A (en) * | 2015-01-27 | 2015-04-29 | 禚建安 | Reseeding mechanism of rolling type seeder |
| CN204316987U (en) * | 2014-12-18 | 2015-05-13 | 朱洪成 | Device is reseeded for hand-push type seeder |
| CN204392819U (en) * | 2014-12-26 | 2015-06-17 | 王洋 | Hand-push type seeder reseed mechanism |
| CN204579099U (en) * | 2015-05-06 | 2015-08-26 | 陈立波 | Double inclined plane rocker type seeding unit is auxiliary mends seed device |
| CN205179707U (en) * | 2015-12-10 | 2016-04-27 | 张永佩 | Seeding is leaked to broadcast and is re -seeded seed metering ware in step |
-
2015
- 2015-12-10 CN CN201510906777.9A patent/CN105393683A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1783032A (en) * | 1928-06-23 | 1930-11-25 | Hester Ayers | Seed-replanting attachment for cultivators |
| CN204316987U (en) * | 2014-12-18 | 2015-05-13 | 朱洪成 | Device is reseeded for hand-push type seeder |
| CN204392819U (en) * | 2014-12-26 | 2015-06-17 | 王洋 | Hand-push type seeder reseed mechanism |
| CN104541698A (en) * | 2015-01-27 | 2015-04-29 | 禚建安 | Reseeding mechanism of rolling type seeder |
| CN204579099U (en) * | 2015-05-06 | 2015-08-26 | 陈立波 | Double inclined plane rocker type seeding unit is auxiliary mends seed device |
| CN205179707U (en) * | 2015-12-10 | 2016-04-27 | 张永佩 | Seeding is leaked to broadcast and is re -seeded seed metering ware in step |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106342455A (en) * | 2016-10-26 | 2017-01-25 | 河南农业大学 | Compensating type seed omitted-sowing detection device |
| CN109041699A (en) * | 2018-10-30 | 2018-12-21 | 中国农业大学 | A kind of seeder monomer turning positioning and compensation method |
| CN111537233A (en) * | 2020-06-01 | 2020-08-14 | 东北农业大学 | Directional seed metering disc rotating device suitable for seed metering device test trolley |
| CN114679940A (en) * | 2022-05-11 | 2022-07-01 | 台州市路桥鸿翔农业机械有限公司 | Seeder and high-precision dropping assembly thereof |
| CN114679940B (en) * | 2022-05-11 | 2022-12-23 | 台州市路桥鸿翔农业机械有限公司 | Seeder and high-precision dropping assembly thereof |
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Application publication date: 20160316 |