CN112789971A

CN112789971A - Seeder for farming

Info

Publication number: CN112789971A
Application number: CN202110193839.1A
Authority: CN
Inventors: 李向伟
Original assignee: Individual
Current assignee: Yiyang Yongcheng Machinery Manufacturing Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-05-14
Anticipated expiration: 2041-02-20
Also published as: CN112789971B

Abstract

The invention relates to a seeding device, in particular to a seeding device for agricultural planting, which comprises a guiding fixing device, a power seeding device, a weed removing device and a supporting and moving device, wherein the power seeding device is installed on the guiding fixing device, the weed removing device is fixedly installed at both ends of the power seeding device, and the supporting and moving device is installed below the power seeding device.

Description

Seeder for farming

Technical Field

The invention relates to a seeding device, in particular to a seeding device for agricultural planting.

Background

In farming, the seeding can be said to be the core step, and the seeding method of old-fashioned is mostly utilizing the seeder, and the seeder volume of old-fashioned is all great, more is fit for the seeding in large tracts of land farmland, and mostly is the manual seeding to the farmland of small area, utilizes the manual seeding not only to receive weather influence great, and inefficiency needs to consume a large amount of manpowers and time moreover.

Disclosure of Invention

The invention mainly solves the technical problem of providing a seeding device for agricultural planting, 1. the device can automatically seed, control the seeding of seeds and avoid the waste of the seeds; 2. the device adopts the motion track of the guide rope control device, can effectively protect the power device and reduce the burden on the bottom of the device; 3. this device can automatic processing sow the place ahead weeds, prevents that weeds from influencing the seeding.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a seeder for farming, is including leading to fixing device, power seeder, weeds clearing device and support mobile device, the guide install power seeder on the fixing device, the equal fixed mounting in both ends of power seeder has weeds clearing device, support the below that the mobile device installed at power seeder.

As a further optimization of the technical scheme, the seeding device for agricultural planting comprises a fixed ground nail, an adjusting screw, a screw control rod, a driving rope column and a guiding rope, wherein the adjusting screw is arranged on the fixed ground nail through threads, the screw control rod is fixedly arranged on the adjusting screw, the driving rope column is arranged on the adjusting screw through threads, and the guiding rope is arranged on the driving rope column.

1. As a further optimization of the technical scheme, the power seeding device comprises a power driving device, a fixed outer sleeve, an installation round sleeve, a seeding device and an installation frame body, wherein the power driving device is fixedly installed on the fixed outer sleeve;

the power driving device comprises a power motor A, a transmission gear, a toothed wheel, a gear fixing plate, a driving screw, a driving thread block and a supporting thread wheel, wherein the power motor A is fixedly arranged on the fixed outer sleeve body;

the installation round sleeve comprises a fixed block body, a round sleeve body and a driving inclined block, wherein the fixed block body is fixedly installed on the fixed outer sleeve body, the round sleeve body is fixedly installed on the fixed block body, and the driving inclined block is fixedly installed on the round sleeve body;

seeding device include motor power B, the seed holds the cover, Y type seeding pipe, the seed adds the cover, the slider connecting rod, the arc slider, a spring, spherical stopper, motor power B fixed mounting is on fixed block, motor power B's output is installed the seed and is held the cover, the seed holds to sheathe in fixed mounting has Y type seeding pipe, seed adds cover movable mounting and is sheathes in at the seed, the seed holds the cover and adds set hookup location with the seed and be provided with the seed and add the mouth, slider connecting rod slidable mounting holds to sheathes in at the seed, fixed mounting has the arc slider on the slider connecting rod, arc slider slidable mounting is on the circle cover body, fixed mounting is on slider connecting rod and seed are held to sheathes respectively at the both ends of spring, spherical stopper fixed mounting is kept off on the slider connecting rod, the.

As a further optimization of the technical scheme, the sowing device for agricultural planting comprises a forward and reverse rotation motor, a fixed sliding frame, a feeding screw, an L-shaped tool rest and a cutting knife body, wherein the forward and reverse rotation motor is fixedly arranged at the output end of the forward and reverse rotation motor of the fixed sliding frame, the feeding screw is provided with the L-shaped tool rest through threads, the L-shaped tool rest is slidably arranged on the fixed sliding frame, and the cutting knife body is fixedly arranged on the L-shaped tool rest.

As a further optimization of the technical scheme, the sowing device for agricultural planting provided by the invention comprises a supporting and moving device, a supporting slide bar, a moving wheel, a supporting sliding frame and a control screw rod, wherein the supporting slide bar is slidably mounted on the mounting frame body, the moving wheel is slidably mounted on the supporting slide bar, the supporting sliding frame is slidably mounted on the moving wheel, the control screw rod is mounted on the supporting sliding frame through threads, and the control screw rod is movably mounted on the fixed outer sleeve body.

The sowing device for agricultural planting has the beneficial effects that:

1. the fixed ground nails 101 are inserted into two ends of the ground to straighten the leading ropes 105, the adjusting screw rods 102 are rotated by rotating the screw rod control rods 103, the adjusting screw rods 102 are rotated to be in threaded connection with the fixed ground nails 101 and the driving rope posts 104, the height of the leading ropes 105 is further adjusted, and the leading ropes 105 are prevented from being too high or too low by adjusting the height of the leading ropes 105, so that the function is not achieved;

2. the power motor A206 drives the transmission gear 207 to rotate, the transmission gear 207 rotates to drive the toothed wheel 208 to rotate through teeth, the screw 210 is driven to rotate, the screw 210 is driven to be in threaded connection with the gear fixing plate 209 and the driving thread block 211, the supporting wheel 212 moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with the driving rope column 104, the toothed wheel 208 rotates to be in contact with the driving rope column 104, the driving device moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with the driving rope column 104, the supporting effect on the device can be achieved, meanwhile, the burden below the device is relieved, the friction force can be reduced through rolling friction, and the service life of the device is prolonged;

3. seeds are added into the seed adding sleeve 219, the seeds enter the seed containing sleeve 217 through the seed adding sleeve 219, the power motor B216 is started, the power motor B216 drives the seed containing sleeve 217 to rotate, the seed containing sleeve 217 rotates to drive the Y-shaped seeding tube 218 and the slider connecting rod 220 to rotate, when the Y-shaped seeding tube 218 rotates to the lower side and the slider connecting rod 220 rotates to the upper side, the arc-shaped slider 221 is in contact with the driving inclined block 215 to lift the arc-shaped slider 221, the arc-shaped slider 221 lifts, the spherical blocking plug 223 is pulled through the slider connecting rod 220 to enable the seeds to be broadcasted through the Y-shaped seeding tube 218, the automatic seeding function is further realized, when the arc-shaped slider 221 is separated from the driving inclined block 215, the spring 222 releases elastic potential energy, the spherical blocking plug 223 is in contact with the Y-shaped seeding tube 218 to prevent the seeds from being broadcasted;

4. the forward and reverse rotation motor 301 drives the feed screw 303 to rotate, the feed screw 303 rotates and is in threaded connection with the L-shaped tool rest 304, so that the L-shaped tool rest 304 slides on the fixed sliding frame 302, and the L-shaped tool rest 304 moves to drive the cutting tool body 305 to move, so that the function of removing weeds is realized, and the phenomenon that the seeding is influenced by overhigh weeds and disorder can be effectively prevented;

5. the control screw rod 404 is rotated, the control screw rod 404 is in threaded connection with the screw rod control rod 103, the movable wheel 402 is driven to move, the movable wheel 402 is enabled to be in contact with the ground, when the device is in a moving process, the movable wheel 402 rotates, the wheels are limited through the supporting slide rod 401 and the supporting slide frame 403, the movable wheel 402 is prevented from being deviated, the movement is enabled to be more stable, the movable wheel 402 can be guaranteed to be in contact with the ground, and the guiding rope 105 is prevented from being subjected to overlarge pressure.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic overall perspective view of a seeding device for agricultural planting according to the present invention.

Fig. 2 is a schematic view of an overall supplementary three-dimensional structure of the sowing device for agricultural planting according to the present invention.

Fig. 3 is a schematic perspective view of a guiding fixture 1 of a seeding apparatus for agricultural planting according to the present invention.

Fig. 4 is a schematic perspective view of a power seeder 2 of the seeder for agricultural planting according to the present invention.

Fig. 5 is a supplementary perspective view of the power seeder 2 of the seeder for agricultural planting according to the present invention.

Fig. 6 is a schematic perspective view of a power driving device 201 of a seeding device for agricultural planting according to the present invention.

Fig. 7 is a schematic perspective view of a mounting round sleeve 203 of a seeding device for agricultural planting according to the present invention.

Fig. 8 is a schematic perspective view of a seeding device 204 of a seeding device for agricultural planting according to the present invention.

Fig. 9 is a partial cross-sectional structural schematic view of a sowing device 204 of the sowing device for agricultural planting of the present invention.

Fig. 10 is a supplementary partial cross-sectional structure diagram of a sowing device 204 of the sowing device for agricultural planting according to the present invention.

Fig. 11 is a schematic perspective view of a weed removing device 3 of a sowing device for agricultural planting according to the present invention.

Fig. 12 is a schematic perspective view of a supporting and moving device 4 of a seeding device for agricultural planting according to the present invention.

Fig. 13 is a cross-sectional view schematically illustrating a moving wheel 402 of a sowing device for agricultural planting according to the present invention.

In the figure: leading to the fixing device 1; a stationary ground nail 101; an adjusting screw 102; a screw control lever 103; the rope pole 104 is driven; a guide rope 105; a power seeding device 2; a power take-off 201; a fixed outer casing 202; mounting the round sleeve 203; a seed planting device 204; a mounting bracket body 205; a power motor A206; a transmission gear 207; a toothed pulley 208; a gear fixing plate 209; drives the screw 210; driving the thread block 211; a support reel 212; a fixed block 213; a round sleeve body 214; driving the swash block 215; a power motor B216; a seed containing sleeve 217; a Y-shaped seed tube 218; a seed addition sleeve 219; a slider connecting rod 220; an arc slider 221; a spring 222; a spherical stopper 223; a weed removing device 3; a forward and reverse rotation motor 301; a fixed carriage 302; a feed screw 303; an L-shaped tool holder 304; a cutting blade body 305; supporting the moving means 4; supporting a slide bar 401; a moving wheel 402; a support carriage 403; the screw 404 is controlled.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

the embodiment is described below with reference to fig. 1 and 2, and the seeding device for agricultural planting comprises a guiding fixing device 1, a power seeding device 2, a weed removing device 3 and a supporting and moving device 4, wherein the guiding fixing device 1 is provided with the power seeding device 2, the two ends of the power seeding device 2 are both fixedly provided with the weed removing device 3, and the supporting and moving device 4 is arranged below the power seeding device 2.

The second embodiment is as follows:

the following describes the present embodiment with reference to fig. 3, and the present embodiment further describes the first embodiment, the guiding fixing device 1 includes a fixed ground nail 101, an adjusting screw 102, a screw control rod 103, a driving rope post 104, and a guiding rope 105, the fixed ground nail 101 is provided with the adjusting screw 102 through a thread, the adjusting screw 102 is provided with the screw control rod 103, the adjusting screw 102 is provided with the driving rope post 104 through a thread, the driving rope post 104 is provided with the guiding rope 105, the fixed ground nail 101 is inserted into two ends of the ground to straighten the guiding rope 105, the adjusting screw 102 is rotated by rotating the screw control rod 103, the adjusting screw 102 is rotated to be in threaded connection with the fixed ground nail 101 and the driving rope post 104, and further adjust the height of the guiding rope 105, and the guiding rope 105 is prevented from being too high or too low by adjusting the height of the guiding rope 105, which does not work.

The third concrete implementation mode:

the following describes the present embodiment with reference to fig. 4, 5, 6, 7, 8, 9, and 10, and the present embodiment further describes the first embodiment, where the power seeding apparatus 2 includes a power driving apparatus 201, a fixed outer casing 202, an installation round sleeve 203, a seeding apparatus 204, and an installation frame body 205, the power driving apparatus 201 is fixedly installed on the fixed outer casing 202, the installation round sleeve 203 is fixedly installed on the fixed outer casing 202, the seeding apparatus 204 is installed on the seeding apparatus 204, the installation frame body 205 is fixedly installed on the fixed outer casing 202, and the installation frame body 205 is fixedly installed on the fixed outer casing 202;

the power driving device 201 comprises a power motor A206, a transmission gear 207, a toothed wheel 208, a gear fixing plate 209, a driving screw 210, a driving thread block 211 and a supporting thread wheel 212, wherein the power motor A206 is fixedly arranged on the fixed outer sleeve 202, the output end of the power motor A206 is provided with the transmission gear 207, the transmission gear 207 is meshed with the toothed wheel 208 through teeth, the toothed wheel 208 is movably arranged on the gear fixing plate 209, the gear fixing plate 209 is fixedly arranged on the fixed outer sleeve 202, the gear fixing plate 209 is provided with the driving screw 210 through threads, the driving screw 210 is provided with the driving thread block 211 through threads, and the supporting thread wheel 212 is movably arranged on the driving thread block 211;

the installation round sleeve 203 comprises a fixed block body 213, a round sleeve body 214 and a driving oblique block 215, wherein the fixed block body 213 is fixedly installed on the fixed outer sleeve body 202, the round sleeve body 214 is fixedly installed on the fixed block body 213, and the driving oblique block 215 is fixedly installed on the round sleeve body 214;

the seeding device 204 comprises a power motor B216, a seed containing sleeve 217, a Y-shaped seeding tube 218, a seed adding sleeve 219, a slider connecting rod 220, an arc-shaped slider 221, a spring 222 and a spherical blocking plug 223, wherein the power motor B216 is fixedly arranged on a fixed block 213, the seed containing sleeve 217 is arranged at the output end of the power motor B216, the Y-shaped seeding tube 218 is fixedly arranged on the seed containing sleeve 217, the seed adding sleeve 219 is movably arranged on the seed containing sleeve 217, a seed adding port is arranged at the connecting position of the seed containing sleeve 217 and the seed adding sleeve 219, the slider connecting rod 220 is slidably arranged on the seed containing sleeve 217, the arc-shaped slider 221 is fixedly arranged on the slider connecting rod 220, the arc-shaped slider 221 is slidably arranged on a circular sleeve body 214, two ends of the spring 222 are respectively and fixedly arranged on the slider connecting rod 220 and the seed containing sleeve 217, the spherical blocking plug 223 is fixedly arranged, the slide block connecting rod 220 is contacted with a Y-shaped seeding pipe 218, a power motor A206 drives a transmission gear 207 to rotate, the transmission gear 207 drives a toothed wheel 208 to rotate through teeth, a screw 210 is driven to rotate, the screw 210 is driven to be in threaded connection with a gear fixing plate 209 and a driving thread block 211, so that a supporting wheel 212 moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with a driving rope column 104, the toothed wheel 208 rotates and is in contact with the driving rope column 104, so that a driving device moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with the driving rope column 104, a supporting effect can be achieved on the device, meanwhile, the load below the device is reduced, the friction force can be reduced through rolling friction, the service life of the device is prolonged, seeds are added into a seed adding sleeve 219, the seeds enter a seed containing sleeve 217 through a seed adding sleeve 219, and a power motor B216 is, power motor B216 drives the seed and holds the cover 217 and rotate, the seed holds the cover 217 and rotates and drive Y type seeding pipe 218 and slider connecting rod 220 and rotate, rotate to the below when Y type seeding pipe 218, slider connecting rod 220 rotates to the top when, arc slider 221 with drive sloping block 215 contact, make arc slider 221 lift, arc slider 221 lifts and stops the stopper 223 through slider connecting rod 220 pulling sphere and make the seed broadcast via Y type seeding pipe 218, and then realize the function of automatic seeding, separate with driving sloping block 215 when arc slider 221, spring 222 releases elastic potential energy, make sphere stop the stopper 223 and contact with Y type seeding pipe 218, prevent that the seed broadcasts, avoid extravagant.

The fourth concrete implementation mode:

this embodiment will be described with reference to fig. 11, which further illustrates the first embodiment, the weed removing device 3 comprises a forward and reverse rotation motor 301, a fixed sliding frame 302, a feeding screw 303, an L-shaped tool rest 304 and a cutting knife body 305, wherein the forward and reverse rotation motor 301 is fixedly arranged at the output end of the forward and reverse rotation motor 301 of the fixed sliding frame 302, the feeding screw 303 is provided with the L-shaped tool rest 304 through threads, the L-shaped tool rest 304 is slidably arranged on the fixed sliding frame 302, the cutting knife body 305 is fixedly arranged on the L-shaped tool rest 304, the forward and reverse rotation motor 301 drives the feeding screw 303 to rotate, the feeding screw 303 rotates and is in threaded connection with the L-shaped tool rest 304, thereby the L-shaped tool rest 304 slides on the fixed sliding frame 302, the L-shaped tool rest 304 moves to drive the cutting tool body 305 to move, thereby realizing the function of weed removal and effectively preventing the weeds from being too high and influencing seeding in disorder.

The fifth concrete implementation mode:

referring to fig. 12 and 13, the present embodiment will be described, and the present embodiment will further describe the first embodiment, the supporting and moving device 4 includes a supporting slide bar 401, a moving wheel 402, a supporting carriage 403, and a control screw 404, the supporting slide bar 401 is slidably mounted on the mounting frame 205, the moving wheel 402 is slidably mounted on the supporting slide bar 401, the supporting carriage 403 is slidably mounted on the moving wheel 402, the control screw 404 is mounted on the supporting carriage 403 by a screw, the control screw 404 is movably mounted on the fixed outer casing 202, the control screw 404 is rotated, the control screw 404 is connected to the screw control rod 103 by a screw, and further drives the moving wheel 402 to move, so that the moving wheel 402 contacts with the ground, when the device is in motion, the moving wheel 402 rotates, the wheel is limited by the supporting slide bar 401 and the supporting carriage 403, and the moving wheel 402 is prevented from shifting, the movement is made more stable and it is ensured that the moving wheel 402 is in contact with the ground, avoiding excessive pressure on the lead-in rope 105.

The invention relates to a seeding device for agricultural planting, which has the working principle that:

the fixed ground nails 101 are inserted into two ends of the ground, the leading ropes 105 are straightened, the adjusting screw rods 102 are rotated by rotating the screw rod control rods 103, the adjusting screw rods 102 are rotated to be in threaded connection with the fixed ground nails 101 and the driving rope posts 104, the height of the leading ropes 105 is adjusted, and the leading ropes 105 are prevented from being too high or too low by adjusting the height of the leading ropes 105, so that the effect is not achieved.

Starting a power motor A206, the power motor A206 drives a transmission gear 207 to rotate, the transmission gear 207 rotates to drive a toothed wheel 208 to rotate through teeth, a screw rod 210 is driven to rotate, the screw rod 210 is driven to be in threaded connection with a gear fixing plate 209 and a driving thread block 211, then a supporting wheel 212 moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with a driving rope column 104, the toothed wheel 208 rotates to be in contact with the driving rope column 104, then a driving device moves, the supporting wheel 212 and the toothed wheel 208 are both in contact with the driving rope column 104, a supporting effect can be achieved on the device, meanwhile, the load below the device is reduced, friction force can be reduced by utilizing rolling friction, the service life of the device is prolonged, seeds are added into a seed adding sleeve 219, the seeds enter a seed containing sleeve 217 through the seed adding sleeve 219, a power motor B216 is started, and the power motor B216 drives the seed containing sleeve 217 to, seed holds cover 217 and rotates and drive Y type seeding pipe 218 and slider connecting rod 220 and rotate, rotate to the below when Y type seeding pipe 218, slider connecting rod 220 rotates to the top when, arc slider 221 with drive sloping block 215 contact, make arc slider 221 lift, arc slider 221 lifts and keeps off stopper 223 through slider connecting rod 220 pulling sphere and make the seed play via Y type seeding pipe 218, and then realize the function of automatic seeding, separate with driving sloping block 215 when arc slider 221, spring 222 releases elastic potential energy, make the sphere keep off stopper 223 and the contact of Y type seeding pipe 218, prevent that the seed from broadcasting, avoid extravagantly.

The forward and reverse rotation motor 301 is started, the forward and reverse rotation motor 301 drives the feed screw 303 to rotate, the feed screw 303 rotates and is in threaded connection with the L-shaped tool rest 304, the L-shaped tool rest 304 further slides on the fixed sliding frame 302, and the L-shaped tool rest 304 moves to drive the cutting tool body 305 to move, so that the function of removing weeds is achieved, and the weeds can be effectively prevented from being too high and affecting seeding in disorder.

The control screw rod 404 is rotated, the control screw rod 404 is in threaded connection with the screw rod control rod 103, the movable wheel 402 is driven to move, the movable wheel 402 is enabled to be in contact with the ground, when the device is in a moving process, the movable wheel 402 rotates, the wheels are limited through the supporting slide rod 401 and the supporting slide frame 403, the movable wheel 402 is prevented from being deviated, the movement is enabled to be more stable, the movable wheel 402 can be guaranteed to be in contact with the ground, and the guiding rope 105 is prevented from being subjected to overlarge pressure.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.

Claims

1. The utility model provides a seeder for farming, is including leading to fixing device (1), power seeder (2), weeds clearing device (3) and support mobile device (4), its characterized in that: the guiding fixing device (1) is provided with a power seeding device (2), two ends of the power seeding device (2) are fixedly provided with weed removing devices (3), and a supporting moving device (4) is arranged below the power seeding device (2).

2. The sowing apparatus for agricultural planting according to claim 1, wherein: the guiding fixing device (1) comprises a fixed ground nail (101), an adjusting screw (102), a screw control rod (103), a driving rope column (104) and a guiding rope (105), wherein the adjusting screw (102) is installed on the fixed ground nail (101) through threads, the screw control rod (103) is fixedly installed on the adjusting screw (102), the driving rope column (104) is installed on the adjusting screw (102) through threads, and the guiding rope (105) is installed on the driving rope column (104).

3. The sowing apparatus for agricultural planting according to claim 1, wherein: the power seeding device (2) comprises a power driving device (201), a fixed outer sleeve body (202), an installation round sleeve (203), a seeding device (204) and an installation frame body (205), wherein the power driving device (201) is fixedly installed on the fixed outer sleeve body (202), the installation round sleeve (203) is fixedly installed on the fixed outer sleeve body (202), the seeding device (204) is installed on the seeding device (204), the installation frame body (205) is fixedly installed on the fixed outer sleeve body (202), and the installation frame body (205) is fixedly installed on the fixed outer sleeve body (202);

the power driving device (201) comprises a power motor A (206), a transmission gear (207), a toothed wheel (208), a gear fixing plate (209), a driving screw rod (210), a driving thread block (211) and a supporting wheel (212), a power motor A (206) is fixedly arranged on the fixed outer sleeve body (202), a transmission gear (207) is arranged at the output end of the power motor A (206), the transmission gear (207) is meshed with a toothed wheel (208) through teeth, the toothed wheel (208) is movably arranged on a gear fixing plate (209), the gear fixing plate (209) is fixedly arranged on the fixed outer sleeve body (202), a driving screw rod (210) is arranged on the gear fixing plate (209) through threads, a driving thread block (211) is arranged on the driving screw rod (210) through threads, and a supporting wheel (212) is movably arranged on the driving thread block (211);

the installation round sleeve (203) comprises a fixed block body (213), a round sleeve body (214) and a driving inclined block (215), the fixed block body (213) is fixedly installed on the fixed outer sleeve body (202), the round sleeve body (214) is fixedly installed on the fixed block body (213), and the driving inclined block (215) is fixedly installed on the round sleeve body (214);

the seeding device (204) comprises a power motor B (216), a seed containing sleeve (217), a Y-shaped seeding pipe (218), a seed adding sleeve (219), a sliding block connecting rod (220), an arc-shaped sliding block (221), a spring (222) and a spherical blocking plug (223), wherein the power motor B (216) is fixedly arranged on a fixed block body (213), the seed containing sleeve (217) is arranged at the output end of the power motor B (216), the Y-shaped seeding pipe (218) is fixedly arranged on the seed containing sleeve (217), the seed adding sleeve (219) is movably arranged on the seed containing sleeve (217), a seed adding port is arranged at the connecting position of the seed containing sleeve (217) and the seed adding sleeve (219), the sliding block connecting rod (220) is slidably arranged on the seed containing sleeve (217), the arc-shaped sliding block (221) is fixedly arranged on the sliding block connecting rod (220), and the arc-shaped sliding block (221) is slidably arranged on a circular sleeve body (214), two ends of a spring (222) are respectively and fixedly arranged on the sliding block connecting rod (220) and the seed containing sleeve (217), a spherical blocking plug (223) is fixedly arranged on the sliding block connecting rod (220), and the sliding block connecting rod (220) is contacted with the Y-shaped seeding pipe (218).

4. The sowing apparatus for agricultural planting according to claim 1, wherein: the weed removing device (3) comprises a forward and reverse rotation motor (301), a fixed sliding frame (302), a feeding screw (303), an L-shaped tool rest (304) and a cutting knife body (305), wherein the forward and reverse rotation motor (301) is fixedly arranged at the output end of the forward and reverse rotation motor (301) of the fixed sliding frame (302), the feeding screw (303) is provided with the L-shaped tool rest (304) through threads, the L-shaped tool rest (304) is slidably arranged on the fixed sliding frame (302), and the cutting knife body (305) is fixedly arranged on the L-shaped tool rest (304).

5. An agricultural seeding device according to claim 1 or claim 3, wherein: the supporting and moving device (4) comprises a supporting slide bar (401), a moving wheel (402), a supporting sliding frame (403) and a control screw rod (404), wherein the supporting slide bar (401) is slidably mounted on a mounting frame body (205), the moving wheel (402) is slidably mounted on the supporting slide bar (401), the supporting sliding frame (403) is slidably mounted on the moving wheel (402), the control screw rod (404) is mounted on the supporting sliding frame (403) through threads, and the control screw rod (404) is movably mounted on a fixed outer sleeve body (202).