CN108156908B - Seed metering amount adjusting device of miniature potato seeder - Google Patents
Seed metering amount adjusting device of miniature potato seeder Download PDFInfo
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- CN108156908B CN108156908B CN201711434580.5A CN201711434580A CN108156908B CN 108156908 B CN108156908 B CN 108156908B CN 201711434580 A CN201711434580 A CN 201711434580A CN 108156908 B CN108156908 B CN 108156908B
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- adjusting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C9/00—Potato planters
- A01C9/08—Potato planters with other distributing devices, e.g. flaps, screws, horizontal turning plates
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Abstract
The invention belongs to the technical field of agricultural machinery, and particularly relates to a seed metering quantity adjusting device of a miniature potato seeder. The invention realizes the up-and-down movement of the adjusting plate along the guide groove by screwing the screw rod so as to adapt to the miniature potato seeds with different sizes and realize the purpose of adjusting the seed sowing quantity; meanwhile, an electric motor matched with the connecting shaft through a coupler drives the connecting shaft to rotate around the axis of the connecting shaft, an eccentric wheel sleeved and fixed on the connecting shaft also rotates around the axis of the connecting shaft, the eccentric wheel is connected with an adjusting plate through a bearing, a connecting disc and a connecting rod, and the adjusting plate does high-frequency low-amplitude up-and-down reciprocating motion under the constraint action of a guide groove under the action of the eccentric wheel, so that the aim of preventing the micro potato populations from being arched at a seed sowing port of the seed box is fulfilled. The invention has simple structure, convenient operation and strong adaptability, and realizes the purposes of adjusting the seed sowing quantity and preventing arching.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a seed metering quantity adjusting device of a miniature potato seeder.
Background
At present, along with the development of society and the improvement of standard of living, the demand of china to high quality potato is higher and higher, in order to satisfy this demand, the seeding area of miniature potato promotes year by year, however the miniature potato seeding of china is mostly accomplished by the manual work, and intensity of labour is big, high in production cost, seeding quality is poor, and the development of miniature potato seeder still are in the starting stage, miniature potato is great because of size difference, easily produce plant spacing inequality and reseed, miss broadcast scheduling problem when adopting miniature potato seeder to sow.
In view of the current situation of the miniature potato production industry, a miniature potato seeder capable of adjusting the seed discharge amount of a seed box of the seeder according to the size of a potato seed and the requirement of seeding agriculture is urgently needed.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a seed metering amount adjusting device for a miniature potato planter, which can adjust the seed metering amount according to the size of miniature potatoes and the requirements of seeding agriculture, and has the advantages of convenient adjustment, simple structure, wide application range and reliable operation, so as to improve the seeding quality of the miniature potato planter.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a seed metering amount adjusting device of a miniature potato seeder, which comprises an adjusting cross rod 1, a connecting plate 2, a connecting shaft 3, a connecting plate 4, an adjusting plate 5, a first supporting plate 6, an anti-arching driving unit and a seed metering adjusting unit;
the adjusting cross rod 1 is arranged in parallel with the connecting shaft 3;
the cross section of the adjusting cross rod 1 is rectangular, and two ends of the adjusting cross rod respectively penetrate through round holes formed in vertical plates 7 on the left side and the right side of a seeder frame and are limited by end covers 8 arranged at two ends of the adjusting cross rod 1;
a plurality of connecting plates 2 are vertically and fixedly connected with the length direction of the adjusting cross rod 1 at equal intervals;
one end of the connecting plate 2 is fixedly connected with the adjusting cross rod 1; the other end of the connecting plate 2 is provided with a bearing groove and fixedly connected with a bearing seat 12; the connecting plate 2 is matched with a connecting plate bearing 13 through a bearing groove and a bearing seat 12, and the connecting shaft 3 penetrates through the connecting plate bearing 13 and is in rotary connection with the connecting plate 2;
the number of the connecting plates 2 is equal to that of seed box seeding ports 19 of the miniature potato seeder; one side of each connecting plate 2 is correspondingly provided with a connecting plate 4 on the connecting shaft 3;
the eccentric wheel 15 is fixedly arranged on the connecting shaft 3; the connecting disc 4 is a hollow cylinder and is sleeved on the eccentric wheel 15 through a connecting disc bearing 14;
an adjusting plate 5 is fixedly connected to the outer surface of the connecting plate 4, and the longitudinal axis of the adjusting plate 5 is perpendicular to the axis of the connecting shaft 3;
a pair of first supporting plates 6 are arranged on the outer side of each seed box seed sowing port 19 of the miniature potato planter, and the two first supporting plates 6 and the left edge and the right edge of the seed box seed sowing port 19 form a guide groove 20 for accommodating the adjusting plate 5; the adjusting plate 5 is inserted into the guide groove 20 to partially shield the seed sowing port 19 of the seed box;
the anti-arching driving unit is arranged at one end of the connecting shaft 3 and drives the connecting shaft 3 to rotate, and when the connecting shaft 3 rotates, the adjusting plate 5 connected to the connecting disc 4 does up-and-down reciprocating motion along the guide groove 20 under the action of the eccentric wheel 15;
the seed quantity adjusting unit is arranged on the adjusting cross rod 1, and controls the adjusting cross rod 1 to rotate along the axial direction, so that the horizontal height of the connecting shaft 3 is controlled, and the size of the seed box seed metering opening 19 shielded by the adjusting plate 5 is adjusted.
The connecting disc 4 is fixedly connected with the adjusting plate 5 through a connecting rod 18.
The outer surface of the connecting disc 4 is provided with a lug, and one end surface of the adjusting plate 5 is provided with a connecting lug; the upper end and the lower end of the connecting rod 18 are vertical to each other and are in transition connection through a torsion transition part in the middle; the upper end of the connecting rod 18 is fixedly connected with a lug of the connecting disc 4, the lower end of the connecting rod 18 is provided with a plurality of bolt holes along the length direction of the connecting rod 18, and the connecting rod is fixedly connected with the connecting lug of the adjusting plate 5 in an adjustable mode through bolts.
One end of the adjusting plate 5, which covers the seed box seed discharging opening 19, is provided with an inclined edge, so that the adjusting plate 5 covers the seed box seed discharging opening 19 as a triangular outlet.
The anti-arching driving unit comprises a second fixing plate 24, a coupler 22 and an electric motor 23; the coupling 22 is arranged at one end of the connecting shaft 3 and is connected with the electric motor 23; the electric motor 23 is fixed by a second fixing plate 24 parallel to the connecting plate 2 and having one end fixed to the adjusting crossbar 1.
The amount adjusting unit comprises a first fixing plate 21, a screw rod 25, a connecting block 26 and a third supporting plate 29;
the first fixing plate 21 is fixedly arranged on a seed arranging frame of the seeder, and the first fixing plate 21 is of a U-shaped structure and comprises two connecting arms;
the lower part of the screw rod 25 is a threaded column which vertically penetrates through two connecting arms of the first fixing plate 21; the connecting block 26 is threadedly movably provided on a threaded post of the screw rod 25, and the upper portion of the screw rod 25 is supported by a second supporting plate 28 fixed to a seed box of the sowing machine; the top end of the screw rod 25 is provided with a control component for driving the screw rod 25 to rotate;
and the left end and the right end of the outer surface of the connecting block 26 are fixedly connected with a third supporting plate 29 respectively, one end of the third supporting plate 29 is fixedly connected with the connecting block 26, and the other end of the third supporting plate 29 is vertically and fixedly connected with the adjusting cross rod 1.
The control means is a turning handle 27 or a stepping motor.
Compared with the prior art, the invention has the beneficial effects that:
the adjustable seed sowing device is simple in structure, convenient to operate and high in adaptability, and the adjusting plate can move up and down along the guide groove by screwing the screw rod, so that the adjustable seed sowing device is suitable for miniature potato seeds with different sizes, and the purpose of adjusting seed sowing quantity is achieved; meanwhile, an electric motor matched with the connecting shaft through a coupler drives the connecting shaft to rotate around the axis of the connecting shaft, an eccentric wheel sleeved and fixed on the connecting shaft also rotates around the axis of the connecting shaft, the eccentric wheel is connected with an adjusting plate through a bearing, a connecting disc and a connecting rod, and the adjusting plate does high-frequency low-amplitude up-and-down reciprocating motion under the constraint action of a guide groove under the action of the eccentric wheel, so that the aim of preventing the micro potato populations from being arched at a seed sowing port of the seed box is fulfilled.
Drawings
FIG. 1 is a schematic structural view of a seed metering quantity adjusting device of a miniature potato seeder of the present invention;
fig. 2 is a schematic connection diagram of the connecting plate 2, the adjusting cross bar 1 and the connecting shaft 3;
fig. 3 is a schematic structural view of the connection plate 2;
fig. 4 is a schematic connection diagram of the connecting disc 4, the connecting rod 18 and the adjusting plate 5;
FIG. 5 is a schematic structural view of the connecting disc 4;
FIG. 6 is a schematic structural view of the connecting rod 18;
FIG. 7a is a front view schematically illustrating the structure of a seed amount adjusting device cooperating with a seed box seed outlet 19;
FIG. 7b is an enlarged view of a portion of FIG. 7a at II;
FIG. 8a is a schematic view of a rear view structure of a seed amount adjusting device cooperating with a seed box seed outlet 19;
FIG. 8b is an enlarged view of a portion of FIG. 8a at III;
FIG. 9a is a schematic structural view of a seed amount adjusting unit;
FIG. 9b is an enlarged view of a portion of FIG. 9a at IV;
fig. 10 is a schematic structural view of the first fixing plate 21;
fig. 11 is a schematic structural view of the connecting block 26;
FIG. 12 is a rear perspective view of a miniature potato planter incorporating a seed metering control of the present invention;
FIG. 13 is a front angular isometric view of a miniature potato planter having a seed metering control of the present invention installed therein.
Wherein the reference numerals are:
1 adjusting cross rod 2 connecting plate
3 connecting shaft 4 connecting disc
5 adjusting plate 6 first supporting plate
7 vertical plate 8 end cover
9 first set screw 10 first bolt
11 first nut 12 bearing seat
13 connecting plate bearing and 14 connecting plate bearing
15 eccentric wheel 16 key
17 second set screw 18 connecting rod
19 seed box seed discharging port 20 guide groove
21 first fixing plate 22 coupling
23 electric motor 24 second fixing plate
25 lead screw 26 connecting block
27 handle 28 second support plate
29 third support plate 30 second bolt
31 second nut 32 third set screw
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
As shown in figures 1 and 12, the seed metering amount adjusting device of the miniature potato seeder comprises an adjusting cross rod 1, a connecting plate 2, a connecting shaft 3, a connecting plate 4, an adjusting plate 5, a first supporting plate 6, an anti-arching driving unit and a seed metering adjusting unit.
The adjusting cross rod 1 is arranged in parallel with the connecting shaft 3.
The cross section of the adjusting cross rod 1 is rectangular, and two ends of the adjusting cross rod respectively penetrate through round holes formed in vertical plates 7 on the left side and the right side of the seeder frame and are limited through end covers 8 arranged at two ends of the adjusting cross rod 1.
A plurality of connecting plates 2 are vertically and fixedly connected with the length direction of the adjusting cross rod 1 at equal intervals.
As shown in fig. 2 and 3, one end of the connecting plate 2 is fixedly connected with the adjusting cross bar 1, preferably, one end of the connecting plate 2 is provided with a rectangular hole, and the adjusting cross bar 1 passes through the rectangular hole and is limited and fixed by a first set screw 9; the other end of the connecting plate 2 is provided with a bearing groove, and a bearing seat 12 is fixedly connected with the other end of the connecting plate through a first bolt 10 and a first nut 11; the connecting plate 2 is matched with the connecting plate bearing 13 through a bearing groove and a bearing seat 12, and the connecting shaft 3 penetrates through the connecting plate bearing 13 and is in rotating connection with the connecting plate 2.
The number of the connecting plates 2 is equal to that of seed box seeding ports 19 of the miniature potato seeder. And one side of each connecting plate 2 is correspondingly provided with a connecting plate 4 on the connecting shaft 3.
As shown in fig. 4, 5 and 6, the connecting shaft 3 is provided with a long key slot, and a key 16 is arranged in the long key slot; the eccentric 15 is fixedly mounted on the connecting shaft 3 under the constraint of a key 16 and a second set screw 17. The connecting disc 4 is a hollow cylinder and is sleeved on the eccentric wheel 15 through a connecting disc bearing 14.
An adjusting plate 5 is fixedly connected to the outer surface of the connecting plate 4, and the longitudinal axis of the adjusting plate 5 is perpendicular to the axis of the connecting shaft 3.
Preferably, the connecting disc 4 is fixedly connected with the adjusting plate 5 through a connecting rod 18; the outer surface of the connecting disc 4 is provided with a lug, and one end face of the adjusting plate 5 is provided with a connecting lug. As shown in fig. 6, the upper end and the lower end of the connecting rod 18 are perpendicular to each other and are transitionally connected by a torsion transition part in the middle; the upper end of the connecting rod 18 is fixedly connected with a lug of the connecting disc 4, the lower end of the connecting rod 18 is provided with a plurality of bolt holes along the length direction of the connecting rod 18, and the connecting rod is fixedly connected with the connecting lug of the adjusting plate 5 in an adjustable mode through bolts.
As shown in fig. 7a, 7b, 8a and 8b, a pair of first support plates 6 are provided outside each seed box feed opening 19 of the sowing machine, and the two first support plates 6 respectively form guide grooves 20 for accommodating the adjusting plate 5 with the left and right edges of the seed box feed opening 19. The adjusting plate 5 is inserted into the guide groove 20 to partially shield the seed sowing port 19 of the seed box.
Preferably, the end of the adjusting plate 5 covering the seed box feed opening 19 has an inclined edge, so that the adjusting plate 5 covers the seed box feed opening 19 as a triangular outlet.
The anti-arching driving unit is arranged at one end of the connecting shaft 3 and drives the connecting shaft 3 to rotate. When the connecting shaft 3 rotates, the adjusting plate 5 connected to the connecting disc 4 reciprocates up and down along the guide groove 20 under the action of the eccentric wheel 15.
The anti-arching drive unit comprises a second fixing plate 24, a coupling 22 and an electric motor 23. The coupling 22 is arranged at one end of the connecting shaft 3 and is connected with the electric motor 23; the electric motor 23 is fixed by a second fixing plate 24 parallel to the connecting plate 2 and having one end fixed to the adjusting crossbar 1.
The seed quantity adjusting unit is arranged on the adjusting cross rod 1, and controls the adjusting cross rod 1 to rotate along the axial direction, so that the horizontal height of the connecting shaft 3 is controlled, the size of the seed box seed metering opening 19 shielded by the adjusting plate 5 is adjusted, and the seed metering quantity is adjusted.
As shown in fig. 9a, 9b, 10 and 11, the seed amount adjusting unit includes a first fixing plate 21, a lead screw 25, a connecting block 26 and a third supporting plate 29;
the first fixing plate 21 is fixedly installed on a seed arranging frame of the seeder, and the first fixing plate 21 is of a U-shaped structure and comprises two connecting arms.
The lower part of the screw rod 25 is a threaded column which vertically penetrates through two connecting arms of the first fixing plate 21; the connecting piece 26 is arranged on the threaded column of the spindle 25 in a threaded manner. The upper portion of the screw 25 is supported by a second support plate 28 fixed to the seed box of the sowing machine; the top end of the screw 25 is provided with a control part for driving the screw 25 to rotate.
In this embodiment, the control member is a rotating handle 27. The control component may also be a stepper motor.
And the left end and the right end of the outer surface of the connecting block 26 are fixedly connected with a third supporting plate 29 respectively, one end of the third supporting plate 29 is fixedly connected with the connecting block 26 through a second bolt 30 and a second nut 31, and the other end of the third supporting plate 29 is vertically fixedly connected with the adjusting cross rod 1.
Preferably, one end of the third supporting plate 29 is provided with a rectangular hole, and the adjusting cross bar 1 passes through the rectangular hole and is limited and fixed by a third set screw 32.
The working process of the invention is as follows:
as shown in fig. 12 and 13, the seed metering amount adjusting device of the miniature potato seeder is arranged on the seeder, and the connecting block 26 moves upwards or downwards along the screw rod 25 along the screw threads of the screw rod 25 by driving the screw rod 25 to rotate clockwise or anticlockwise, so that the adjusting cross rod 1 rotates forwards or backwards. When the adjusting cross rod 1 rotates forwards, the horizontal position of the connecting shaft 3 moves downwards, and meanwhile, the adjusting plate 5 is driven to move downwards along the guide groove 20, so that the seed box seed discharging opening 19 is further shielded, the seed box seed discharging opening 19 is reduced, and the purpose of reducing the seed box seed discharging amount is achieved; when the adjusting cross rod 1 rotates backwards, the horizontal position of the connecting shaft 3 moves upwards, and simultaneously the adjusting plate 5 is driven to move upwards along the guide groove 20, so that the seed sowing opening 19 of the seed box is enlarged, and the purpose of increasing the seed sowing quantity is achieved.
The electric motor 23 drives the connecting shaft 3 to rotate, the eccentric wheel 15 sleeved on the connecting shaft 3 rotates along with the connecting shaft 3, and the adjusting plate 5 does high-frequency low-amplitude up-and-down reciprocating motion along the guide groove 20 under the action of the eccentric wheel 15, so that the purpose of preventing the micro potatoes from arching at the seed sowing port of the seed box to influence sowing is achieved.
Claims (7)
1. The utility model provides a miniature potato planter seed metering volume adjusting device which characterized in that: the device comprises an adjusting cross rod (1), a connecting plate (2), a connecting shaft (3), a connecting plate (4), an adjusting plate (5), a first supporting plate (6), an anti-arching driving unit and a seed amount adjusting unit;
the adjusting cross rod (1) is arranged in parallel with the connecting shaft (3);
the cross section of the adjusting cross rod (1) is rectangular, and two ends of the adjusting cross rod respectively penetrate through round holes formed in vertical plates (7) on the left side and the right side of the seeder frame and are limited by end covers (8) arranged at two ends of the adjusting cross rod (1);
a plurality of connecting plates (2) are vertically and fixedly connected at equal intervals along the length direction of the adjusting cross rod (1);
one end of the connecting plate (2) is fixedly connected with the adjusting cross rod (1); the other end of the connecting plate (2) is provided with a bearing groove and fixedly connected with a bearing seat (12); the connecting plate (2) is matched with the connecting plate bearing (13) through a bearing groove and a bearing seat (12), and the connecting shaft (3) penetrates through the connecting plate bearing (13) to form rotary connection with the connecting plate (2);
the number of the connecting plates (2) is equal to that of seed sowing ports (19) of the miniature potato planter; one side of each connecting plate (2) is correspondingly provided with a connecting disc (4) on the connecting shaft (3);
the eccentric wheel (15) is fixedly arranged on the connecting shaft (3); the connecting disc (4) is a hollow cylinder and is sleeved on the eccentric wheel (15) through a connecting disc bearing (14);
an adjusting plate (5) is fixedly connected to the outer surface of the connecting plate (4), and the longitudinal axis of the adjusting plate (5) is perpendicular to the axis of the connecting shaft (3);
a pair of first supporting plates (6) is arranged on the outer side of each seed box seed sowing port (19) of the miniature potato planter, and the two first supporting plates (6) and the left edge and the right edge of the seed box seed sowing port (19) form a guide groove (20) for accommodating an adjusting plate (5); the adjusting plate (5) is inserted into the guide groove (20) to partially shield the seed sowing port (19) of the seed box;
the anti-arching driving unit is arranged at one end of the connecting shaft (3) and drives the connecting shaft (3) to rotate, and when the connecting shaft (3) rotates, an adjusting plate (5) connected to the connecting disc (4) does up-and-down reciprocating motion along the guide groove (20) under the action of the eccentric wheel (15);
the seed quantity adjusting unit is arranged on the adjusting cross rod (1) and controls the adjusting cross rod (1) to rotate along the axial direction, so that the horizontal height of the connecting shaft (3) is controlled, and the size of a seed box seed metering opening (19) shielded by the adjusting plate (5) is adjusted.
2. A seed metering amount adjusting device of a miniature potato planter as claimed in claim 1 wherein: the connecting disc (4) is fixedly connected with the adjusting plate (5) through a connecting rod (18).
3. A seed metering amount adjusting device of a miniature potato planter as claimed in claim 2 wherein: the outer surface of the connecting disc (4) is provided with a lug, and one end surface of the adjusting plate (5) is provided with a connecting lug; the upper end and the lower end of the connecting rod (18) are vertical to each other and are in transition connection through a torsion transition part in the middle; the upper end of the connecting rod (18) is fixedly connected with a lug of the connecting disc (4), the lower end of the connecting rod (18) is provided with a plurality of bolt holes along the length direction of the connecting rod (18), and the connecting rod is fixedly connected with the connecting lug of the adjusting plate (5) in an adjustable mode through bolts.
4. A seed metering amount adjusting device of a miniature potato planter as claimed in claim 1 wherein: one end of the adjusting plate (5) covering the seed box seed discharging opening (19) is provided with an inclined edge, so that the adjusting plate (5) covers the seed box seed discharging opening (19) into a triangular outlet.
5. A seed metering amount adjusting device of a miniature potato planter as claimed in claim 1 wherein: the anti-arching driving unit comprises a second fixing plate (24), a coupler (22) and an electric motor (23); the coupling (22) is arranged at one end of the connecting shaft (3) and is connected with the electric motor (23); the electric motor (23) is fixed by a second fixing plate (24) which is parallel to the connecting plate (2) and one end of which is fixedly connected on the adjusting cross rod (1).
6. A seed metering amount adjusting device of a miniature potato planter as claimed in claim 1 wherein: the quantity adjusting unit comprises a first fixing plate (21), a screw rod (25), a connecting block (26) and a third supporting plate (29);
the first fixing plate (21) is fixedly arranged on a seed arranging frame of the seeder, and the first fixing plate (21) is of a U-shaped structure and comprises two connecting arms;
the lower part of the screw rod (25) is a threaded column which vertically penetrates through two connecting arms of the first fixing plate (21); the connecting block (26) is arranged on a threaded column of the screw rod (25) in a threaded movable manner, and the upper part of the screw rod (25) is supported by a second supporting plate (28) fixed on a seed box of the seeder; the top end of the screw rod (25) is provided with a control component for driving the screw rod (25) to rotate;
and the left end and the right end of the outer surface of the connecting block (26) are fixedly connected with a third supporting plate (29), one end of the third supporting plate (29) is fixedly connected with the connecting block (26), and the other end of the third supporting plate (29) is vertically fixedly connected with the adjusting cross rod (1).
7. A seed metering quantity adjusting device of a miniature potato planter as claimed in claim 6 wherein: the control part is a rotating handle (27) or a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711434580.5A CN108156908B (en) | 2017-12-26 | 2017-12-26 | Seed metering amount adjusting device of miniature potato seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711434580.5A CN108156908B (en) | 2017-12-26 | 2017-12-26 | Seed metering amount adjusting device of miniature potato seeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108156908A CN108156908A (en) | 2018-06-15 |
| CN108156908B true CN108156908B (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711434580.5A Active CN108156908B (en) | 2017-12-26 | 2017-12-26 | Seed metering amount adjusting device of miniature potato seeder |
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| CN (1) | CN108156908B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366908A (en) * | 2019-08-31 | 2019-10-25 | 覃达荣 | A kind of rice direct seeding machine |
| CN114303545B (en) * | 2022-03-10 | 2022-06-03 | 山东省农业机械科学研究院 | Seed potato conveying and arranging device of potato planter |
| CN117044444B (en) * | 2023-10-10 | 2023-12-22 | 安徽省农业科学院农业工程研究所 | Sweet potato seedling rotary tillage fertilization watering tectorial membrane all-in-one |
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| GB658583A (en) * | 1948-08-17 | 1951-10-10 | Frank Kelly | Apparatus for planting potatoes |
| GB1209699A (en) * | 1967-09-14 | 1970-10-21 | Nicolaas Petrus Koning | Planter |
| CA1159313A (en) * | 1982-03-04 | 1983-12-27 | Leonard Nakonechny | Metering system for seed and granular material |
| CN201369911Y (en) * | 2009-01-06 | 2009-12-30 | 吉林省农业科学院 | Seeding-rate stepless-regulation paddy seedling seeding machine |
| CN202857271U (en) * | 2012-06-06 | 2013-04-10 | 罗丙伍 | Material outlet of loading box in sowing and fertilizing device and manual control structure of material outlet |
| CN203127523U (en) * | 2013-03-18 | 2013-08-14 | 大连碧海环保设备有限公司 | Anti-blocking adjustable automatic distributor |
| CN203301975U (en) * | 2012-11-29 | 2013-11-27 | 淮北凯特精工机械电子科技有限公司 | Seed discharging amount control device of seeder |
| CN204047147U (en) * | 2014-09-26 | 2014-12-31 | 榆中县金土地农科贸有限责任公司 | A kind of Sowing machine for potatoes with abrasive disk type fertilizer apparatus |
| CN106508222A (en) * | 2016-11-03 | 2017-03-22 | 四川华胜农业股份有限公司 | Intertillage fertilizing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB658583A (en) * | 1948-08-17 | 1951-10-10 | Frank Kelly | Apparatus for planting potatoes |
| GB1209699A (en) * | 1967-09-14 | 1970-10-21 | Nicolaas Petrus Koning | Planter |
| CA1159313A (en) * | 1982-03-04 | 1983-12-27 | Leonard Nakonechny | Metering system for seed and granular material |
| CN201369911Y (en) * | 2009-01-06 | 2009-12-30 | 吉林省农业科学院 | Seeding-rate stepless-regulation paddy seedling seeding machine |
| CN202857271U (en) * | 2012-06-06 | 2013-04-10 | 罗丙伍 | Material outlet of loading box in sowing and fertilizing device and manual control structure of material outlet |
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| CN203127523U (en) * | 2013-03-18 | 2013-08-14 | 大连碧海环保设备有限公司 | Anti-blocking adjustable automatic distributor |
| CN204047147U (en) * | 2014-09-26 | 2014-12-31 | 榆中县金土地农科贸有限责任公司 | A kind of Sowing machine for potatoes with abrasive disk type fertilizer apparatus |
| CN106508222A (en) * | 2016-11-03 | 2017-03-22 | 四川华胜农业股份有限公司 | Intertillage fertilizing machine |
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|---|---|
| CN108156908A (en) | 2018-06-15 |
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