CN103988613B - The sower complete set of equipments of adjustable seeding quantity - Google Patents
The sower complete set of equipments of adjustable seeding quantity Download PDFInfo
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- CN103988613B CN103988613B CN201410184977.3A CN201410184977A CN103988613B CN 103988613 B CN103988613 B CN 103988613B CN 201410184977 A CN201410184977 A CN 201410184977A CN 103988613 B CN103988613 B CN 103988613B
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- 238000010899 nucleation Methods 0.000 title claims abstract description 27
- 238000009331 sowing Methods 0.000 description 10
- 230000008520 organization Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
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Abstract
The present invention relates to a kind of sower complete set of equipments of adjustable seeding quantity, it comprises the planting assembly with integrated push rod, axostylus axostyle, planting cylinder, card type sheet, it is the eccentric shaft of eccentric setting that axostylus axostyle two ends are provided with relative to axle center line, and wherein the eccentric shaft of one end is fixed by governor motion indirectly through planting case side and frame.Its designing points is that governor motion comprises adjustable plate, driving lever, adjustable plate is fixed on frame, adjustable plate is provided with the locking hole that the axis hole that coordinates with eccentric shaft and circular arc distribute, and locking hole place circular arc and described axis hole are concentric, described eccentric shaft is fixedly connected with driving lever one end through axis hole, the driving lever other end is threaded and rotates and the adjusting bolt of aliging with described locking hole with driving lever, and rotates adjusting bolt, and adjusting bolt and described locking hole lock.By rotating lever, drive axostylus axostyle eccentric rotary, thus change year kind of the amount of planting cylinder at card type sheet place, seeding quantity regulates more for convenience, is suitable for all kinds of implanted device.
Description
Technical field
The present invention relates to sower complete set of equipments, is a kind of sower complete set of equipments of adjustable seeding quantity.
Background technology
Along with the increase of agricultural development demand, increasing agricultural equipment enters the epoch of automation mechanized operation, and such as sower is wherein a kind of comparatively common agricultural equipment.The course of work of tradition sower provides seedling raising hard disc by externally to equipment, then complete Quick uniform sowing by sower.Although mechanical automation sowing efficiency still can, when practical operation uses, step is complicated, when especially seeding quantity is large, needs outsidely to provide many resources and condition to carry out.For improving this kind of situation, prior art discloses the technology that some are new.As the Authorization Notice No. CN101836531B that Chinese patent literature is published, authorized announcement date on July 20th, 2011, denomination of invention is " rail bearing type field machine-transplanted seedling tray precision drilling complete equipment ", it comprises seedling dish assembly and mechanical planting equipment, seedling dish assembly is that combined type seedling dish is placed in field, and the road wheel of mechanical planting equipment rack is sowed at the sliding on rails of tie formula seedling dish.Be provided with integrated push rod in the cylinder of planting assembly, integrated push rod collects thimble in a row vertically.Integrated push rod connects push rod ring, is provided with fit-up gap between two push rod rings adjacent on integrated push rod.The chassis of mechanical planting equipment is rotatably connected balanced support frame, and balanced support frame two ends connect independent sheaves, and each independent sheaves only contacts one piece of seedling dish assembly.By this kind of complete set of equipments, mechanical planting equipment is directly walked on seedling dish can be sowed, and seedling dish is directly layed in field use, not only facilitates, and saves labour, and without the need to specific environment, resource is sufficient, greatly improves sowing efficiency.
Although this kind of rail bearing type field machine-transplanted seedling tray precision drilling complete equipment advantages, also exists some shortcomings, being first that seeding quantity is not easy to regulate, is secondly that the structure of frame is slightly aobvious huge, is finally that seedling dish does not have anti-function of sinking preferably.For this reason, need to be improved existing this complete set of equipments.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the invention is the sower complete set of equipments that a kind of adjustable seeding quantity is provided to this area, making it solve the technical problem that the more difficult adjustment of existing same category of device seeding quantity, rack construction volume are comparatively large, sagging poor structure prevented by seedling dish.Its objective is and to be achieved through the following technical solutions.
This sower complete set of equipments comprises sower and seedling raising hard disc, sower comprises walking assembly, planting assembly and driven unit, walking assembly comprises frame, roller shaft, roller, planting assembly comprises planting case, is positioned at the planting cylinder of planting case, and is installed in planting case to offset with planting cylinder surface and carries out the card type sheet of card type.Integrated push rod and axostylus axostyle is provided with in planting cylinder, push rod ring and the axostylus axostyle of integrated push rod one end are socketed, the jogger hole that the top of the integrated push rod other end and planting circumferential cylinder surface are provided with is slidably matched, it is the eccentric shaft of eccentric setting that axostylus axostyle two ends are provided with relative to axostylus axostyle axle center, and the eccentric shaft at axostylus axostyle two ends symmetrically, wherein the eccentric shaft of one end and planting case one sideway swivel are located, and the eccentric shaft of the other end is fixed through planting case opposite side and frame.Its structural feature is indirectly to be fixed by governor motion between described frame with corresponding described eccentric shaft, governor motion comprises adjustable plate, driving lever, adjustable plate is fixed on frame, adjustable plate is provided with the locking hole that the axis hole that coordinates with corresponding described eccentric shaft and circular arc distribute, and locking hole place circular arc and described axis hole are concentric, described eccentric shaft is fixedly connected with driving lever one end through described axis hole, the driving lever other end is threaded and rotates and the adjusting bolt of aliging with described locking hole with driving lever, and rotation adjusting bolt, adjusting bolt and described locking hole lock.Above-mentioned governor motion, be in fact drive eccentric shaft turns by the rotation of driving lever, thus make axostylus axostyle generation eccentric rotary, during axostylus axostyle eccentric rotary, year kind of the volume that the top of integrated push rod and planting cylinder jogger hole are formed in card type sheet place changes, thus reaches the object controlling seeding quantity.And the locking hole of arc distribution on adjustable plate, namely as the adjustment of seeding quantity gear, the adjusting bolt of driving lever end coordinates with corresponding locking hole, realizes the fixing of driving lever position, and driving lever is fixed, then corresponding axostylus axostyle position is also fixing, and seeding quantity is constant.Not only structure is simple for this kind of governor motion, and operation uses more for convenience.
Fixed form between above-mentioned eccentric shaft and driving lever can adopt following two kinds of organization plans.
Organization plan one: the eccentric shaft be connected with described driving lever is screwed polygon shaft, described driving lever one end is provided with the polygonal hole coordinated with polygon shaft, and this eccentric shaft connects the first hex nut, the second hex nut successively through described polygonal hole.To be driving lever with eccentric shaft coordinate to be formed with polygonal hole by polygon shaft the program locates, and described first hex nut is the object playing locking driving lever and eccentric shaft, and the second hex nut prevents the first hex nut from loosening.
Organization plan two: the eccentric shaft be connected with described driving lever is thread spindle, described driving lever one end is provided with hex nut hole, this eccentric shaft connects the first hex nut, the second hex nut successively through described hex nut hole, wherein the first hex nut coordinates with described hex nut hole and locates, and the circumscribed circle size of the second hex nut is greater than the circumscribed circle size of described first hex nut.The program is first coordinated to be formed with the first hex nut by driving lever to locate, then prevent driving lever and the first hex nut from departing from by the second hex nut.Meanwhile, the first hex nut plays the effect to eccentric shaft locking positioning, and the second hex nut prevents the first hex nut from loosening.
Described adjustable plate is provided with the locking hole of at least one group of arc distribution, and corresponding described driving lever connects adjusting bolt described at least one.By this structure, the reliability that effective raising driving lever and adjustable plate are fixed.
The support bar that described frame comprises two pieces of symmetrically arranged frame plates and is connected between two pieces of frame plates, frame plate is certainly as symmetrical structure, and described support bar two ends are equipped with screwed hole, and support bar two ends are connected and fixed by clamping screw respectively and between two pieces of frame plates; The bottom of two pieces of described frame plate both sides is provided with feet, connects described roller shaft by feet.This kind of frame adopts left and right, front and back symmetrical structure, not only process easy to assembly, and compact is light, is easier to sowing operation.
The both sides of described frame plate form rectangle frame, are positioned at rectangle frame four frame Angle Position and are provided with the connecting hole corresponding with described support bar screwed hole, and described clamping screw locks with the screwed hole of corresponding support bar through the connecting hole of two boards frame.By forming rectangle frame in frame plate both sides, when connecting support bar formation frame, structural stability is good.
Described driven unit comprises the drive motors that driving rolls axle and planting cylinder rotate, and drive motors is fixed in the framework that described support bar formed.By arranging drive motors, realize automation walking and sowing, comparatively time saving and energy saving, sowing efficiency improves greatly.
Described central rack forms by described support bar and two pieces of described frame plates the region that is placed planting case, and planting case both sides are fixedly connected with two pieces of frame plates by auxiliary stand, connector.
Described seedling raising hard disc is rectangular, it comprises long margin frame and short frame, the long margin frame edge of this seedling raising hard disc side is provided with the tenon of protrusion, the long margin frame edge of opposite side is provided with the trepanning mated with described tenon, when wherein the tenon of a piece coordinates with the trepanning of another block two pieces of described seedling raising hard discs, these two pieces of seedling raising hard discs flush.By this kind of structure, when sower is walked on the frame face of seedling raising hard disc, effectively prevent from caving between adjacent seedling raising hard disc, sower is walked more stable.In addition, existing seedling raising hard disc due to length direction be certain, and the size of width is indefinite, so tenon, trepanning are arranged on long margin frame both sides, operate more mate when making each seedling raising hard disc permutation and combination with the sowing of sower.
Described tenon is provided with at least two, and corresponding described trepanning is provided with at least two.Increase tenon and cover number of perforations, stability when seedling raising hard disc is connected can be improved.
Structure of the present invention is comparatively simple, and volume is little, lightweight, seeding quantity regulates more for convenience, and seedling raising hard disc possesses anti-function of sinking, and sower is walked more stability, sowing efficiency is higher, be suitable as all kinds of implanted device and use, or the structure of same category of device is improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of governor motion of the present invention.
Fig. 2 is the operation principle structural representation of planting assembly of the present invention, and in figure, arrow represents the direction of planting.
Fig. 3 is that the present invention walks the structural representation of assembly.
Fig. 4 is the structural representation of sower of the present invention.
Fig. 5 is the structural representation of seedling raising hard disc of the present invention.
Fig. 6 is the interconnective structural representation of polylith seedling raising hard disc of the present invention.
In figure, the name of sequence number is called: 1, axostylus axostyle, 101, eccentric shaft, 2, adjustable plate, 201, locking hole, 202, axis hole, 3, driving lever, 301, hex nut hole, 4, adjusting bolt, 5, first hex nut, 6, second hex nut, 7, planting case, 8, card type sheet, 9, planting cylinder, 901, jogger hole, 902, carry kind of a chamber, 10, integrated push rod, 1001, top, 11, frame plate, 1101, connecting hole, 12, support bar, 1201, screwed hole, 13, clamping screw, 14, roller shaft, 15, roller, 16, auxiliary stand, 17, seedling raising hard disc, 1701, long margin frame, 1702, short frame, 1703, tenon, 1704, trepanning.
Embodiment
Now by reference to the accompanying drawings, the invention will be further described.
The sower complete set of equipments of this adjustable seeding quantity comprises sower and seedling raising hard disc 17.As shown in figures 1-4, sower comprises walking assembly, sowing assembly and driven unit (not drawing in figure), and walking assembly comprises frame, roller shaft 14, roller 15, and frame lower is provided with feet, connects roller shaft by feet, and roller shaft connects roller.Sowing assembly is fixed on frame, and it comprises planting case 7, planting cylinder 9, and is installed in planting case to offset with planting cylinder surface and carries out the card type sheet 8 of card type.Driven unit comprises the drive motors of driving rolls axle and the rotation of planting cylinder, and drive motors is fixed on frame, and connects corresponding controller and power supply.
Be provided with integrated push rod 10 and axostylus axostyle 1 in planting cylinder, it is the eccentric shaft 101 of eccentric setting that axostylus axostyle two ends are provided with relative to axle center line, and axostylus axostyle two ends eccentric shaft symmetrically structure.Integrated push rod one end is top 1001, and the other end is provided with push rod ring, and push rod ring set is connected to axostylus axostyle, and top is movably placed in the jogger hole 901 that planting cylinder surface is provided with, and top is formed during relative motion and between jogger hole and carries a kind chamber 902 in jogger hole.The eccentric shaft at axostylus axostyle two ends stretches out planting cylinder two ends, and forms locating rotation with planting case both sides.Planting cylinder side is provided with gear, is in transmission connection by gear, chain and planting drive motors.
Primary structure of the present invention is: the eccentric shaft of above-mentioned axostylus axostyle one end stretches out planting case and frame is fixed by governor motion.Governor motion is made up of adjustable plate 2, driving lever 3, adjusting bolt 4, and adjustable plate is fixed on frame, and adjustable plate is provided with the locking hole 201 that the axis hole 202 that coordinates with above-mentioned eccentric shaft and circular arc distribute, and locking hole place circular arc and axis hole are concentric.Above-mentioned eccentric shaft is fixedly connected with driving lever one end through the axis hole of adjustable plate, and the driving lever other end is threaded and rotates with driving lever and the adjusting bolt of aliging with locking hole, and rotates adjusting bolt, and adjusting bolt and locking hole lock.
Above-mentioned eccentric shaft is fixedly connected with mode with driving lever various ways, the present invention mainly exemplifies two schemes, scheme one: the eccentric shaft be connected with driving lever is screwed polygon shaft, driving lever one end is provided with the polygonal hole coordinated with polygon shaft, and this eccentric shaft connects the first hex nut 5, second hex nut 6 successively through polygonal hole.Scheme two: the eccentric shaft be connected with driving lever is thread spindle, and driving lever one end is provided with hex nut hole 301, this eccentric shaft connects the first hex nut, the second hex nut successively through hex nut hole.Wherein the first hex nut coordinates with the hex nut hole of driving lever and locates, and the circumscribed circle size of the second hex nut is greater than the circumscribed circle size of described first hex nut.
The operation principle of above-mentioned governor motion adjustment seeding quantity is: by rotating lever 3, driving lever drives eccentric shaft 101 to rotate, thus make axostylus axostyle 1 eccentric rotary, the top 1001 of integrated push rod 10 is driven to move in the rod aperture of planting cylinder 9 during axostylus axostyle eccentric rotary, thus year kind of chamber 902 volume that the jogger hole 901 changing top and planting cylinder is formed in card type sheet 8 position, realize carrying kind of an adjustment for amount, namely realize the adjustment of seeding quantity.When driving lever rotate in place, by screwing the adjusting bolt 4 on driving lever, the adjusting bolt locking hole 201 corresponding with on adjustable plate 2 is coordinated, can complete the fixing of eccentric shaft and frame, eccentric shaft is fixed, and namely axostylus axostyle is fixed, and now seeding quantity is constant.
The concrete structure of frame of the present invention is: frame is made up of two pieces of symmetrically arranged frame plates 11 and the support bar 12 be connected between two pieces of frame plates, its medium frame plate self is symmetrical structure, the both sides of frame plate form rectangle frame, rectangle frame four frame Angle Position are equipped with connecting hole 1101, and the bottom of rectangle frame is provided with the feet for connecting roller shaft 14.Support bar is that two ends are threaded hole 1201, and the connecting hole 1101 that eight support bar 12 two ends are corresponding with two pieces of connecting plates respectively aligns, and is locked by clamping screw 13 and connecting hole, screwed hole, namely forms frame of the present invention.This central rack forms the space for installing planting case 7, and planting case is placed in this space, and planting case two ends are fixed by auxiliary stand 16, connector and two pieces of frame plates.
Except above-mentioned sower, the present invention also designs a kind of seedling raising hard disc 17 with anti-function of sinking, this seedling raising hard disc is rectangular, it comprises long margin frame 1701 and short frame 1702, the long margin frame edge of seedling raising hard disc side is provided with at least two tenons 1703 protruded, the long margin frame edge of opposite side is provided with the trepanning 1704 mated with tenon, when wherein the tenon of a piece coordinates with the trepanning of another block two pieces of seedling raising hard discs, these two pieces of seedling raising hard discs are connected as a single entity and frame face flushes, when effectively preventing sower from walking on seedling raising hard disc, there is the problem caved in seedling raising hard disc.
Above content is intended to technological means of the present invention is described, and unrestricted technical scope of the present invention.Those skilled in the art do apparent improvement in conjunction with existing common practise to the present invention, within the protection domain also falling into the claims in the present invention.
Claims (10)
1. the sower complete set of equipments of an adjustable seeding quantity, this sower complete set of equipments comprises sower and seedling raising hard disc (17), sower comprises walking assembly, planting assembly and driven unit, walking assembly comprises frame, roller shaft (14), roller (15), planting assembly comprises planting case (7), is positioned at the planting cylinder (9) of planting case, and is installed in planting case to offset with planting cylinder surface and carries out the card type sheet (8) of card type, integrated push rod (10) and axostylus axostyle (1) is provided with in planting cylinder, push rod ring and the axostylus axostyle of integrated push rod one end are socketed, the jogger hole (901) that top (1001) and the planting circumferential cylinder surface of the integrated push rod other end are provided with is slidably matched, it is the eccentric shaft (101) of eccentric setting that axostylus axostyle two ends are provided with relative to axostylus axostyle axle center, and the eccentric shaft at axostylus axostyle two ends symmetrically, wherein the eccentric shaft of one end and planting case one sideway swivel are located, and the eccentric shaft of the other end is fixed through planting case opposite side and frame, it is characterized in that indirectly being fixed by governor motion between described frame with corresponding described eccentric shaft (101), governor motion comprises adjustable plate (2), driving lever (3), adjustable plate is fixed on frame, adjustable plate (2) is provided with the locking hole (201) that the axis hole (202) that coordinates with corresponding described eccentric shaft (101) and circular arc distribute, and locking hole place circular arc and described axis hole are concentric, described eccentric shaft is fixedly connected with driving lever one end through described axis hole, the driving lever other end is threaded and rotates and the adjusting bolt (4) of aliging with described locking hole with driving lever, and rotation adjusting bolt, adjusting bolt and described locking hole lock.
2. the sower complete set of equipments of adjustable seeding quantity according to claim 1, it is characterized in that the eccentric shaft (101) be connected with described driving lever (3) is screwed polygon shaft, described driving lever one end is provided with the polygonal hole coordinated with polygon shaft, and this eccentric shaft connects the first hex nut (5), the second hex nut (6) successively through described polygonal hole.
3. the sower complete set of equipments of adjustable seeding quantity according to claim 1, it is characterized in that the eccentric shaft (101) be connected with described driving lever (3) is thread spindle, described driving lever one end is provided with hex nut hole (301), this eccentric shaft connects the first hex nut (5), the second hex nut (6) successively through described hex nut hole, wherein the first hex nut coordinates with described hex nut hole and locates, and the circumscribed circle size of the second hex nut is greater than the circumscribed circle size of described first hex nut.
4. the sower complete set of equipments of adjustable seeding quantity according to claim 1, it is characterized in that described adjustable plate (2) is provided with the locking hole (201) of at least one group of arc distribution, corresponding described driving lever (3) is upper connects adjusting bolt (4) described at least one.
5. the sower complete set of equipments of adjustable seeding quantity according to claim 1, it is characterized in that the support bar (12) that described frame comprises two pieces of symmetrically arranged frame plates (11) and is connected between two pieces of frame plates, frame plate is certainly as symmetrical structure, described support bar two ends are equipped with screwed hole (1201), and support bar (12) two ends are connected and fixed by clamping screw (13) respectively and between two pieces of frame plates (11); The bottom of two pieces of described frame plate (11) both sides is provided with feet, connects described roller shaft (14) by feet.
6. the sower complete set of equipments of adjustable seeding quantity according to claim 5, it is characterized in that the both sides of described frame plate (11) form rectangle frame, be positioned at rectangle frame four frame Angle Position and be provided with the connecting hole (1101) corresponding with described support bar (12) screwed hole (1201), described clamping screw (13) locks with the screwed hole of corresponding support bar through the connecting hole of two boards frame.
7. the sower complete set of equipments of the adjustable seeding quantity according to claim 5 or 6, it is characterized in that the drive motors that described driven unit comprises driving rolls axle (14) and planting cylinder (9) and rotates, drive motors are fixed in the framework that described support bar (12) formed.
8. the sower complete set of equipments of the adjustable seeding quantity according to claim 5 or 6, it is characterized in that described central rack forms by described support bar (12) and two pieces of described frame plates (11) region that is placed planting case (7), planting case both sides are fixedly connected with two pieces of frame plates by auxiliary stand (16), connector.
9. the sower complete set of equipments of adjustable seeding quantity according to claim 1, it is characterized in that described seedling raising hard disc (17) is rectangular, it comprises long margin frame (1701) and short frame (1702), the edge of the long margin frame of this seedling raising hard disc side is provided with the tenon (1703) of protrusion, the long margin frame edge of opposite side is provided with the trepanning (1704) mated with described tenon, when wherein the tenon of a piece coordinates with the trepanning of another block two pieces of described seedling raising hard discs, these two pieces of seedling raising hard discs flush.
10. the sower complete set of equipments of adjustable seeding quantity according to claim 9, is characterized in that described tenon (1703) is provided with at least two, and corresponding described trepanning (1704) is provided with at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410184977.3A CN103988613B (en) | 2014-04-30 | 2014-04-30 | The sower complete set of equipments of adjustable seeding quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410184977.3A CN103988613B (en) | 2014-04-30 | 2014-04-30 | The sower complete set of equipments of adjustable seeding quantity |
Publications (2)
| Publication Number | Publication Date |
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| CN103988613A CN103988613A (en) | 2014-08-20 |
| CN103988613B true CN103988613B (en) | 2016-01-13 |
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| CN201410184977.3A Expired - Fee Related CN103988613B (en) | 2014-04-30 | 2014-04-30 | The sower complete set of equipments of adjustable seeding quantity |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856748A (en) * | 2017-04-01 | 2017-06-20 | 江苏永涛实业有限公司 | A kind of seedling cultivation machine sows governor motion |
| CN109637783A (en) * | 2017-10-09 | 2019-04-16 | 株洲中车机电科技有限公司 | A kind of air reactor with coil defencive function |
| CN108927843A (en) * | 2018-08-27 | 2018-12-04 | 重庆梦马致新科技有限公司 | A kind of corrugated board beveling mechanism |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19816747A1 (en) * | 1998-04-16 | 1999-10-21 | Amazonen Werke Dreyer H | Measuring device |
| FR2850234B1 (en) * | 2003-01-27 | 2005-03-11 | Jean Yves Soun | DEVICE FOR THE SELECTIVE DETERMINATION OF SEEDS AND ADDITIVES FOR SOWING AND AMENDING SOIL |
| CN101836531B (en) * | 2010-05-19 | 2011-07-20 | 宁波市镇海区精量农业科技开发有限公司 | Rail sleeper type field machine-transplanted seedling tray precision sowing complete equipment |
| CN102422740B (en) * | 2011-09-15 | 2014-01-01 | 宁波市镇海区精量农业科技开发有限公司 | Field automatic precision seeder and tray paving method for seedling nursing hard trays used in standard mechanical transplanting |
| CN102860230B (en) * | 2012-09-07 | 2014-04-02 | 宁波市镇海区精量农业科技开发有限公司 | Improved mechanical transplanting seedling raising hard tray and method for preventing mechanical transplanting seedling raising hard tray from sinking |
| CN202857276U (en) * | 2012-09-20 | 2013-04-10 | 内蒙古农业大学机械厂 | Precise seed metering device of pneumatic seeder |
| CN203840739U (en) * | 2014-04-30 | 2014-09-24 | 顾光耀 | Complete seeder device capable of regulating seeding quantity |
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2014
- 2014-04-30 CN CN201410184977.3A patent/CN103988613B/en not_active Expired - Fee Related
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Inventor after: Gu Guangyao Inventor after: Lu Huibin Inventor after: Gu Zhehan Inventor after: Zhou Hanbin Inventor before: Gu Guangyao Inventor before: Gu Zhehan Inventor before: Zhou Hanbin |
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Free format text: CORRECT: INVENTOR; FROM: GU GUANGYAO GU ZHEHAN ZHOU HANBIN TO: GU GUANGYAO LU HUIBIN GU ZHEHAN ZHOU HANBIN |
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Effective date of registration: 20151207 Address after: 315205 Gu Gu village, Jiulong Town, Zhenhai District, Zhejiang, Ningbo Applicant after: Zhenhai, Ningbo Precision Agriculture Technology Development Co., Ltd. Applicant after: NINGBO PLANTING INDUSTRY MANAGEMENT TOTAL STATION Address before: 315205 Gu Gu village, Jiulong Town, Zhenhai District, Zhejiang, Ningbo Applicant before: Gu Guangyao |
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Granted publication date: 20160113 Termination date: 20170430 |