CN108966754B

CN108966754B - Precision seeder

Info

Publication number: CN108966754B
Application number: CN201810742194.0A
Authority: CN
Inventors: 雷金云
Original assignee: Anhui Leishi Agricultural Technology Co ltd
Current assignee: Heilongjiang Kangda Agricultural Machinery Equipment Co ltd
Priority date: 2018-07-09
Filing date: 2018-07-09
Publication date: 2020-11-03
Anticipated expiration: 2038-07-09
Also published as: CN108966754A

Abstract

The invention discloses a precision seeder, which comprises a seeder body, wherein the seeder body comprises an upper layer rack and a lower layer rack, the top end of the left side of the upper layer rack is provided with a feed chute, one side of the feed chute is provided with a telescopic motor, a partition plate is arranged in the feed chute, a telescopic plate is sleeved outside the partition plate, and a telescopic shaft of the telescopic motor is connected with the telescopic plate; a seed box is arranged at the top end of the feeding groove, a vibration motor is arranged in the seed box, and the seed box is communicated with the feeding groove; the bottom end of the feeding groove is communicated with two feeding channels, and the bottom ends of the two feeding channels are connected with funnel-shaped discharging heads; the quantitative seeding device is arranged at the bottom end of the discharging head and comprises a cylindrical seeding wheel and a speed reducing motor, a rotating shaft is connected to the axis of the seeding wheel, and the rotating shaft is connected with a torque output shaft of the speed reducing motor; a plurality of quantitative grooves are distributed on the circumference of the sowing wheel, level sensors are arranged in the quantitative grooves, and telescopic cover plates are arranged at the top ends of the quantitative grooves.

Description

Precision seeder

Technical Field

The invention belongs to the technical field of agricultural planting devices, and particularly relates to a precision seeder.

Background

With the development of science and technology, agricultural machinery replaces manual work to become the mainstream of society, and compared with the traditional manual work, the agricultural machinery has the advantages of high efficiency, labor saving and time saving, and is suitable for large-area cultivation and harvesting. In order to improve the seeding efficiency in modern agriculture, various seeding machines are widely applied. The seeder generally takes a motor or a gas engine as a power source to finish the actions of ditching, seeding, earthing and jolt pressing in the walking process. The existing seeder only has the function of seeding generally, but lacks the functions of watering and fertilizing, so that the function is single, the seeding control of a seeding hopper of the seeder is rough, the seeding is uneven, the crops are sparse and uneven, the growth vigor of the mature crops is poor, and a certain amount of loss is caused. For the seeds which need to be fertilized and drip-irrigated while being sown, the seeder also needs the assistance of other personnel during operation, so that the labor intensity is high and the sowing efficiency is low.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a precision seeder.

In order to solve the technical problems, the invention provides the following technical scheme: a precision seeder comprises a seeder body, wherein the seeder body comprises an upper layer rack and a lower layer rack, the top end of the left side of the upper layer rack is provided with a feed chute, one side of the feed chute is provided with a telescopic motor, a partition plate is arranged in the feed chute, a telescopic plate is sleeved outside the partition plate, and a telescopic shaft of the telescopic motor is connected with the telescopic plate; a seed box is arranged at the top end of the feeding groove, a vibration motor is arranged in the seed box, and the seed box is communicated with the feeding groove; the bottom end of the feeding groove is communicated with two feeding channels, and the bottom ends of the two feeding channels are connected with funnel-shaped discharging heads; the quantitative seeding device is arranged at the bottom end of the discharging head and comprises a cylindrical seeding wheel and a speed reducing motor, a rotating shaft is connected to the axis of the seeding wheel, and the rotating shaft is connected with a torque output shaft of the speed reducing motor; the circumference punishment of seeding wheel has a plurality of ration groove, and the ration inslot is provided with level sensor, and the top of ration groove is provided with flexible apron, and the inner wall that the one end of flexible apron extends to the ration groove is connected with the ration groove contact, and the other end of flexible apron is connected with the telescopic link.

As a preferred technical scheme of the invention, the right end of the upper-layer rack is provided with a water spraying device, the water spraying device comprises a water storage tank, a water outlet pipe and a quantitative pipe, the water storage tank is mounted on the upper-layer rack, the top of the water storage tank is provided with a tank cover, a water suction pump is arranged in the water storage tank, the output end of the water suction pump is respectively communicated with the quantitative pipe and the water outlet pipe, a first quantitative valve which is opened along the direction of the quantitative pipe is arranged between the water storage tank and the quantitative pipe, a second quantitative valve which is opened along the direction of the water outlet pipe is arranged between the quantitative pipe.

As a preferred technical scheme of the invention, the bottom of the lower-layer frame is provided with two groups of travelling wheels, a ditching plow is arranged between the two groups of travelling wheels, the ditching plow is positioned at the front part of the sowing wheel, the top of the ditching plow is fixedly provided with an adjuster for adjusting the length of the ditching plow, and the ditching plow is fixedly connected with the lower-layer frame through the adjuster.

As a preferred technical scheme of the invention, a first fixed rod is fixedly arranged on the bottom side wall of the lower layer rack, the first fixed rod extends upwards to the upper part of the quantitative tube and is tightly attached to the quantitative tube, a second fixed rod is tightly attached to the lateral part of the quantitative tube, the right end of the second fixed rod extends to the right side wall of the lower layer rack and is fixedly connected with the lower layer rack, and the first fixed rod is fixedly connected with the second fixed rod.

As a preferred technical scheme of the invention, a plurality of positioning clamps are distributed on the first fixing rod and the second fixing rod, and the quantitative tube and the fixing rod are tightly and fixedly installed by the positioning clamps.

As a preferred technical scheme of the invention, the discharge head and the quantitative groove are correspondingly matched.

According to a preferable technical scheme, a press wheel is installed in the middle of the second fixing rod along the vertical direction, the press wheel comprises a press wheel frame, a press sleeve is connected to the bottom end of the press wheel frame, a press rod capable of stretching up and down is arranged in the press sleeve, a press spring is sleeved on the press rod, a press wheel shaft is fixedly installed at the end of the press sleeve, and a cylindrical press wheel is installed on the inner side of the press wheel shaft.

The invention has the following beneficial effects: the seed sowing device is simple in structure, safe to use and high in seed discharging control precision, the watering device is arranged at the top of the upper-layer rack and can quantitatively replenish water to soil through the first proportional valve and the second proportional valve, a good growing environment can be provided for germination and growth of seeds through a proper amount of water, the ground after sowing, namely watering, cannot dry too fast, humidity can be kept for a long time, and seedling growth is facilitated; through quantitative seeder's setting, quantitative seeder's seeding wheel can be sowed the kind of material ration, and the extravagant crops seed of minimizing practices thrift a large amount of costs under guaranteeing the rate of emergence condition, embodies its economic benefits nature.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1;

FIG. 3 is an enlarged view of B of FIG. 1 according to the present invention;

FIG. 4 is a sectional view of the structure of the sowing wheel of the present invention;

FIG. 5 is an enlarged view of C in FIG. 4 according to the present invention;

FIG. 6 is a schematic perspective view of the sowing wheel of the present invention.

Reference numbers in the figures: 1. a body; 2. an upper layer frame; 3. a lower frame; 4. a lower frame; 5. a feed chute; 6. a telescopic motor; 7. a partition plate; 8. a retractable plate; 9. a seed box; 10. vibrating a motor; 11. a feed channel; 12. discharging a stub bar; 13. a quantitative seeding device; 131. a sowing wheel; 132. a reduction motor; 133. a rotating shaft; 134. a quantitative trough; 135. a level sensor; 136. a retractable cover plate; 137. a telescopic rod; 14. a watering device; 141. a water storage tank; 142. a dosing tube; 143. a water outlet pipe; 144. a box cover; 145. a water pump; 146. a first proportional valve; 147. a second proportional valve; 148. a sprinkler head; 15. a furrow plough; 16. a regulator; 17. a first fixing lever; 18. a second fixing bar; 19. positioning the card; 20. a compacting machine; 201. a compactor frame; 202. compacting the sleeve; 203. a compression bar; 204. pressing the spring; 205. pressing the wheel shaft; 206. a press wheel; 21. and a control device.

Detailed Description

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-6, the present invention provides a precision seeder, which comprises a seeder body 1, wherein the seeder body 1 comprises an upper layer rack 2 and a lower layer rack 3, a feed chute 5 is arranged at the top end of the left side of the upper layer rack 2, a telescopic motor 6 is arranged at one side of the feed chute 5, a partition plate 7 is arranged in the feed chute 5, a telescopic plate 8 is sleeved outside the partition plate 7, and a telescopic shaft of the telescopic motor 6 is connected with the telescopic plate 8; a seed box 9 is arranged at the top end of the feeding chute 5, a vibration motor 10 is arranged in the seed box 9, and the seed box 9 is communicated with the feeding chute 5; the bottom end of the feeding groove 5 is communicated with two feeding channels 11, and the bottom ends of the two feeding channels 11 are connected with funnel-shaped discharging heads 12; the quantitative seeding device 13 is arranged at the bottom end of the discharging head 12, the quantitative seeding device 13 comprises a cylindrical seeding wheel 131 and a speed reducing motor 132, the axis of the seeding wheel 131 is connected with a rotating shaft 133, and the rotating shaft 133 is connected with a torque output shaft of the speed reducing motor 132; a plurality of quantitative grooves 134 are distributed on the circumference of the sowing wheel 131, a material level sensor 135 is arranged in each quantitative groove 134, a telescopic cover plate 136 is arranged at the top end of each quantitative groove 134, one end of each telescopic cover plate 136 extends to the inner wall of each quantitative groove 134 to be in contact connection with each quantitative groove 134, and a telescopic rod 137 is connected to the other end of each telescopic cover plate 136.

The water spraying device 14 is arranged at the right end of the upper rack 2, the water spraying device 14 comprises a water storage tank 141, a water outlet pipe 143 and a quantitative pipe 142, the water storage tank 141 is mounted on the upper rack 2, a tank cover 144 is mounted at the top of the water storage tank 141, a water suction pump 145 is arranged in the water storage tank 141, the output end of the water suction pump 145 is respectively communicated with the quantitative pipe 142 and the water outlet pipe 143, a first quantitative valve 146 which is opened along the direction of the quantitative pipe 142 is arranged between the water storage tank 141 and the quantitative pipe 142, a second quantitative valve 147 which is opened along the direction of the water outlet pipe 143 is arranged between the quantitative pipe 142 and the water.

The bottom of the lower-layer frame 3 is provided with two groups of walking wheels 4, a furrow plough 15 is arranged between the two groups of walking wheels 4, the furrow plough 15 is positioned at the front part of the sowing wheel 131, the top of the furrow plough 15 is fixedly provided with an adjuster 16 for adjusting the length of the furrow plough, and the furrow plough 15 is fixedly connected with the lower-layer frame 3 through the adjuster 16.

The bottom side wall of the lower rack 3 is fixedly provided with a first fixing rod 17, the first fixing rod 17 extends upwards to the upper part of the quantitative tube 142 and is tightly attached to the quantitative tube 142, the side part of the quantitative tube 142 is tightly attached to a second fixing rod 18, the right end of the second fixing rod 18 extends to the right side wall of the lower rack 3 and is fixedly connected with the lower rack 3, and the first fixing rod 17 is fixedly connected with the second fixing rod 18.

A plurality of positioning clips 19 are distributed on the first fixing rod 17 and the second fixing rod 18, and the quantitative tubes 142 and the fixing rods are tightly and fixedly installed by the positioning clips 19.

The discharge head 12 is correspondingly matched with the quantitative groove 134.

The roller 20 is installed along vertical direction in the middle part of second dead lever 18, and roller 20 includes roller frame 201, and roller frame 201 bottom is connected with roller sleeve 202, is provided with the telescopic roller pole 203 from top to bottom in the roller sleeve 202, has cup jointed roller spring 204 on the roller pole 203, and roller sleeve 202 tip fixed mounting roller axle 205, the inboard installation of roller axle 205 is cylindric roller 206.

The machine body 1 is further provided with a control device 21, and the control device 21 is electrically connected with the level sensor 135, the telescopic motor 6, the vibration motor 10 and the water pump 145 respectively.

The working principle is as follows: when the quantitative seeding machine is used, the quantitative seeding machine is driven to a land to be seeded through the travelling wheels 4, the ditching plow 15 reclaims the land to be suitable for seeding, the control device 21 is started, the control device 21 controls the vibration of the vibration motor 10 arranged in the seed box 9, seeds in the seed box 9 slowly enter the feeding groove 5 from the seed box 9 and enter the two feeding channels 11 from the bottom ends of the feeding groove 5 due to the vibration, the bottom ends of the two feeding channels 11 are both connected with the funnel-shaped discharging head 12, the bottom end of the discharging head 12 is correspondingly matched and provided with the quantitative seeding device 13, the seeding wheel 131 of the quantitative seeding device 13 is provided with a plurality of quantitative grooves 134, the quantitative grooves 134 are correspondingly matched and arranged with the discharging head 12, along with the rotation of the deceleration motor 132, the rotating shaft 133 drives the seeding wheel 131 to directionally rotate and the seeding wheel 12 fills the quantitative grooves 134 arranged below the discharging head 12 with the seed, when the dosing tank 134 is fast filling, the level sensor 135 sends a signal to the control device 21, which control device 21 controls the rotation of the gearmotor 132 to fill the next dosing tank 134. When the quantitative groove 134 filled with the seeds is turned to the opposite side of the discharging head 12 by the sowing wheel 131, namely the side facing the ground, the lengths of the telescopic rod 137 and the telescopic cover plate 136 are adjusted, so that the seeds are overturned from the quantitative groove 134 to the grooved ground for sowing, and after the seeds are sowed, the watering device 14 replenishes the seeds quantitatively, thereby achieving the effect of assisting germination.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The precision seeder is characterized by comprising a seeder body (1), wherein the seeder body (1) comprises an upper layer rack (2) and a lower layer rack (3), a feed chute (5) is arranged at the top end of the left side of the upper layer rack (2), a telescopic motor (6) is installed on one side of the feed chute (5), a partition plate (7) is installed in the feed chute (5), a telescopic plate (8) is sleeved outside the partition plate (7), and a telescopic shaft of the telescopic motor (6) is connected with the telescopic plate (8); a seed box (9) is arranged at the top end of the feeding groove (5), a vibration motor (10) is arranged in the seed box (9), and the seed box (9) is communicated with the feeding groove (5); the bottom end of the feeding groove (5) is communicated with two feeding channels (11), and the bottom ends of the two feeding channels (11) are connected with funnel-shaped discharging heads (12); the quantitative sowing device (13) is arranged at the bottom end of the discharging head (12), the quantitative sowing device (13) comprises a cylindrical sowing wheel (131) and a speed reducing motor (132), the axis of the sowing wheel (131) is connected with a rotating shaft (133), and the rotating shaft (133) is connected with a torque output shaft of the speed reducing motor (132); a plurality of quantitative grooves (134) are distributed at the circumference of the sowing wheel (131), level sensors (135) are arranged in the quantitative grooves (134), a telescopic cover plate (136) is arranged at the top end of each quantitative groove (134), one end of each telescopic cover plate (136) extends to the inner wall of each quantitative groove (134) and is in contact connection with the corresponding quantitative groove (134), and the other end of each telescopic cover plate (136) is connected with a telescopic rod (137);

the discharge head (12) is correspondingly matched with the quantitative groove (134);

the machine body (1) is further provided with a control device (21), and the control device (21) is electrically connected with the material level sensor (135), the telescopic motor (6), the vibrating motor (10) and the water pump (145) respectively.

2. The precision seeding machine according to claim 1, characterized in that a water spraying device (14) is arranged at the right end of the upper rack (2), the water spraying device (14) comprises a water storage tank (141), a water outlet pipe (143) and a quantitative pipe (142), the water storage tank (141) is mounted on the upper rack (2), a tank cover (144) is mounted at the top of the water storage tank (141), a water suction pump (145) is arranged in the water storage tank (141), the output end of the water suction pump (145) is respectively communicated with the quantitative pipe (142) and the water outlet pipe (143), a first quantitative valve (146) opened along the direction of the quantitative pipe (142) is arranged between the water storage tank (141) and the quantitative pipe (142), a second quantitative valve (147) opened along the direction of the water outlet pipe (143) is arranged between the quantitative pipe (142) and the water outlet pipe (143), and a spraying head (148) is.

3. The precision seeding machine according to claim 1, characterized in that two sets of walking wheels (4) are arranged at the bottom of the lower frame (3), a furrow plough (15) is arranged between the two sets of walking wheels (4), the furrow plough (15) is positioned at the front part of the seeding wheel (131), an adjuster (16) for adjusting the length of the furrow plough (15) is fixedly arranged at the top of the furrow plough (15), and the furrow plough (15) is fixedly connected with the lower frame (3) through the adjuster (16).

4. The precision seeder as claimed in claim 2, wherein the bottom side wall of the lower rack (3) is fixedly provided with a first fixing rod (17), the first fixing rod (17) extends upwards to the upper part of the quantitative tube (142) and is tightly attached to the quantitative tube (142), the lateral part of the quantitative tube (142) is tightly attached to a second fixing rod (18), the right end of the second fixing rod (18) extends to the right side wall of the lower rack (3) and is fixedly connected with the lower rack (3), and the first fixing rod (17) is fixedly connected with the second fixing rod (18).

5. The precision seed drill as claimed in claim 4, characterized in that a plurality of positioning clips (19) are distributed on the first fixing rod (17) and the second fixing rod (18), and the quantitative tube (142) and the fixing rods are tightly and fixedly installed by the positioning clips (19).

6. The precision seeding machine according to claim 4, characterized in that a roller (20) is vertically installed in the middle of the second fixing rod (18), the roller (20) comprises a roller frame (201), a roller sleeve (202) is connected to the bottom end of the roller frame (201), a roller rod (203) capable of extending up and down is arranged in the roller sleeve (202), a roller spring (204) is sleeved on the roller rod (203), a roller shaft (205) is fixedly installed at the end of the roller sleeve (202), and a cylindrical roller (206) is installed inside the roller shaft (205).