CN115428628A

CN115428628A - Garlic clove seed-metering and inserting device

Info

Publication number: CN115428628A
Application number: CN202211269896.4A
Authority: CN
Inventors: 孙玉忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2022-12-06

Abstract

The invention discloses a garlic clove seeding and inserting device, which belongs to the technical field of seeding equipment and comprises a seeding mechanism and an inserting mechanism, wherein the seeding mechanism comprises a seeding box, the top of the seeding box is communicated with an upper seed guide pipe, the bottom of the seeding box is communicated with a lower seed guide pipe, the seeding mechanism is internally and rotatably connected with a first roller and a second roller, a first garlic clove containing cavity on the first roller is matched with a second garlic clove containing cavity on the second roller in a rolling manner, garlic cloves are clamped one by one from the upper seed guide pipe and discharged into the lower seed guide pipe to control the seed sowing of the single garlic cloves, a shifting lever is connected between a first rotating shaft and a second rotating shaft in the inserting mechanism through a connecting structure, the shifting lever can be driven to swing during rotation, a shifting fork at one end of the shifting lever circularly moves along an annular unidirectional path, the manual inserting action is similar to the manual inserting action, the garlic cloves at the lower end of the lower seed guide pipe can be pressed and inserted into soil one by one in an upright state, and the lodging state of the garlic cloves is avoided.

Description

Garlic clove seed-metering and inserting device

Technical Field

The invention relates to the technical field of sowing equipment, in particular to a garlic clove seed-metering and inserting device.

Background

Garlic is used as an important economic crop and is widely planted in China, the garlic is suitable for sandy loam which is loose in soil, good in drainage and rich in organic matters, the traditional garlic planting mainly depends on artificial single-grain transplanting, the labor intensity is high, and the planting efficiency is low.

Along with the development of modern agricultural machinery, various garlic seeding devices appear and can replace manual work to plant garlic, however, the existing garlic seeding devices generally cannot ensure single-seed sowing and are easy to multicast and miss-sow, in addition, the existing garlic seeding devices generally adopt a sowing mode of firstly ditching and then sowing, most garlic cloves freely fall into a ditch and are in a lodging state, and the growth quality and the yield of garlic can be influenced.

Disclosure of Invention

In view of the above technical problems, the present invention provides a garlic clove sowing and inserting device, which can control single seed sowing of garlic cloves and insert garlic cloves into soil in an upright state.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

a garlic clove seed-sowing and inter-sowing device comprises a seed-sowing mechanism and an inter-sowing mechanism, wherein the seed-sowing mechanism comprises a seed-sowing box, the top of the seed-sowing box is communicated with an upper seed guide pipe, and the bottom of the seed-sowing box is communicated with a lower seed guide pipe;

a first roller and a second roller are rotatably arranged in the seed discharging box, the rotating speeds of the first roller and the second roller are equal, and the rotating directions of the first roller and the second roller are opposite;

a first garlic clove accommodating cavity is formed in the roller surface of the first roller wheel, and a second garlic clove accommodating cavity is formed in the roller surface of the second roller wheel;

the transplanting mechanism comprises a shifting lever which is arranged in a swinging mode, and one end of the shifting lever is fixedly connected with a shifting fork;

the lower end of the lower seed guiding pipe is fixedly connected with an elastic chuck, the inner diameter of the elastic chuck is gradually reduced from top to bottom, and a material stirring notch is formed in the elastic chuck corresponding to the swing path of the shifting fork.

As a preferable technical scheme, a first roller frame and a second roller frame are arranged in the seed box in an elastic sliding manner, and the first roller frame and the second roller frame have a sliding trend of being close to each other;

the first roller is rotationally connected to the first roller frame, and the second roller is rotationally connected to the second roller frame;

the seed sowing box is rotatably connected with a first transmission shaft and a second transmission shaft, the first transmission shaft is fixedly connected with a first gear and a first driving wheel, and the second transmission shaft is fixedly connected with a second gear and a second driving wheel;

the first gear is meshed with the second gear;

a first driven wheel is fixedly connected to a roller shaft of the first roller wheel, and a first transmission belt is connected between the first driving wheel and the first driven wheel;

and a second driven wheel is fixedly connected to a roller shaft of the second roller wheel, and a second transmission belt is connected between the second driving wheel and the second driven wheel.

As a preferred technical scheme, a first sliding block and a second sliding block are slidably connected to the side wall of the seed discharging box, a first top wheel is rotatably connected to the first sliding block, a first top pressure spring is arranged between the first sliding block and the seed discharging box, and the first top pressure spring enables the first top wheel to be tightly pressed on the outer side of the first transmission belt;

a second top wheel is rotatably connected to the second sliding block, a second top pressure spring is arranged between the second sliding block and the seed sowing box, and the second top pressure spring enables the first top wheel to be tightly pressed on the outer side of the second transmission belt.

As a preferred technical scheme, a first buffer spring is arranged between the first roller frame and the seed box, and the first buffer spring inwards presses the first roller frame;

and a second buffer spring is arranged between the second roller frame and the seed sowing box, and the second buffer spring inwards pushes the second roller frame.

As a preferred technical scheme, the shifting fork circularly swings along an annular unidirectional path.

As a preferred technical scheme, the inserting and sowing mechanism further comprises a mounting plate, a first rotating shaft and a second rotating shaft are rotatably connected to the mounting plate, and the first rotating shaft and the second rotating shaft are in synchronous transmission connection;

a first rocker arm is fixedly connected to the first rotating shaft, and a second rocker arm is fixedly connected to the second rotating shaft;

a connecting rod is arranged between the shifting lever and the first rocker arm, one end of the connecting rod is rotatably connected to the shifting lever, the other end of the connecting rod is rotatably connected to the first rocker arm, and one end of the shifting lever is rotatably connected to the second rocker arm.

As a preferred technical scheme, a sliding seat is connected to the second rocker arm in a sliding manner along the radial direction of the second rotating shaft, and the deflector rod is connected to the sliding seat in a rotating manner;

and the second rocker arm is rotatably connected with an adjusting screw rod, and the adjusting screw rod is in threaded connection with the sliding seat.

According to the preferable technical scheme, a first synchronizing wheel is fixedly connected to the first rotating shaft, a second synchronizing wheel is fixedly connected to the second rotating shaft, and a synchronous belt is connected between the first synchronizing wheel and the second synchronizing wheel.

As a preferable technical scheme, the roller surface smoothness of the first roller and the second roller is more than or equal to 5 grades.

As the preferred technical scheme, still include the derailleur, the input of derailleur is connected with the power unit transmission of seeder, the output of derailleur with seed metering mechanism transmission is connected, is used for the drive first commentaries on classics roller and second commentaries on classics roller rotate, the output of derailleur still with the mechanism transmission of inserting is connected, is used for the drive the driving lever swing.

By adopting the technical scheme, compared with the prior art, the invention has the following advantages:

1. through setting up the rotational speed in the seed metering case and equaling, rotate opposite direction's first running roller and second running roller, utilize first garlic clove on the first running roller to hold the chamber cooperation with the second garlic clove on the second running roller, press from both sides one by one and get and discharge the garlic clove, can ensure garlic clove single seed metering, avoid the problem of multicasting and missed seeding.

2. The mechanical structure formed by the first rotating shaft, the first rocker arm, the second rotating shaft, the second rocker arm, the connecting rod and the shifting rod in the transplanting mechanism converts the rotation of the first rotating shaft and the second rotating shaft into the swinging action of the shifting rod, so that the shifting fork on the shifting rod circularly moves along an annular one-way path, the manual transplanting action of hands is simulated by the shifting fork, and garlic cloves can be inserted into soil in an upright state, so that the growth quality and the yield of the garlic cloves are guaranteed.

Drawings

FIG. 1 is a schematic front view of a garlic clove planting and inserting device of the present invention;

FIG. 2 is a schematic front side view of a garlic clove sowing and inserting device according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a rear side view of a garlic clove sowing and inserting device according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

FIG. 6 is a schematic structural view of a first roller and a second roller of the present invention;

FIG. 7 is a schematic view of the swing path of the fork according to the present invention.

In the figure, the position of the upper end of the main shaft,

10-a seed sowing mechanism; 11-a seeding box; 12-feeding a seed guide pipe; 13-discharging a seed guide pipe; 131-a collet; 1311-kick-off notches; 141-a first roller frame; 142-a first buffer spring; 143-a first roller; 1431 — first clove receptacle; 1432 — first driven wheel; 144-a first drive shaft; 1441 — first gear; 1442 — a first capstan; 145 — first drive belt; 146-a first slider; 1461-a first top wheel; 147-a first top pressure spring; 151-a second roller frame; 152-a second buffer spring; 153-a second roller; 1531-a second clove chamber; 1532 — a second driven wheel; 154-a second drive shaft; 1541-a second gear; 1542-a secondary drive wheel; 155-a second drive belt; 156-second slider; 1561-a second top wheel; 157-a second top pressure spring; 20-a cutting mechanism; 21-mounting a plate; 22-a first shaft; 221-a first sync wheel; 222-a first rocker arm; 23-a second shaft; 231-a second synchronizing wheel; 232-a second rocker arm; 233-sliding seat; 234-adjusting bolt; 24-a synchronous belt; 25-a connecting rod; 26-a deflector rod; 261-a shifting fork; 30-speed variator.

Detailed Description

The invention will be described more fully hereinafter with reference to the accompanying drawings.

As shown in fig. 1-5, a garlic clove seeding and inserting device comprises a seeding mechanism 10, an inserting mechanism 20 and a transmission 30, wherein the seeding mechanism 10 comprises a seeding box 11, an upper seed guide tube 12 is connected to the middle position of the top of the seeding box 11, the upper seed guide tube 12 is connected to a positive bud feeding mechanism in a seeder, garlic cloves with consistent orientations of the arranged bulblets in the positive bud feeding mechanism are conveyed to the seeding box 11, various positive bud feeding mechanisms capable of adjusting orientations of the bulblets of the garlic cloves exist in the prior art, and how the positive bud feeding mechanism realizes positive buds of the garlic cloves is not the technical problem to be solved by the invention, so that details of the specific structure of the positive bud feeding mechanism are omitted, a lower seed guide tube 13 is connected to the middle position of the bottom of the seeding box 11, a lower port of the upper seed guide tube 12 corresponds to an upper port of the lower seed guide tube 13 up and down, inner diameters of the upper seed guide tube 12 and the lower seed guide tube 13 are both larger than the transverse width of the garlic cloves and smaller than the longitudinal length of the garlic cloves, so as to ensure that the garlic cloves are not turned over in the upper seed guide tube 12 or the lower seed guide tube 13.

The seed discharging box 11 is provided with a first roller frame 141 and a second roller frame 151 in a sliding manner, the first roller frame 141 is arranged on one side inside the seed discharging box 11, a first buffer spring 142 is arranged between the first roller frame 141 and the seed discharging box 11, the first buffer spring 142 inwards presses the first roller frame 141, the second roller frame 151 is arranged on the other side inside the seed discharging box 11, a second buffer spring 152 is arranged between the second roller frame 151 and the seed discharging box 11, the second buffer spring 152 inwards presses the second roller frame 151, and the first roller frame 141 and the second roller frame 151 have a sliding tendency of being close to each other under the elastic action of the first buffer spring 142 and the second buffer spring 152.

The first roller carrier 141 is rotatably connected with a first roller 143, a roller shaft of the first roller 143 is fixedly connected with a first driven wheel 1432, the second roller carrier 151 is rotatably connected with a second roller 153, a roller shaft of the second roller 153 is fixedly connected with a second driven wheel 1532, a side wall of the seeding box 11 is rotatably connected with a first transmission shaft 144 and a second transmission shaft 154, the first transmission shaft 144 is fixedly connected with a first gear 1441 and a first driving wheel 1442, the second transmission shaft 154 is fixedly connected with a second gear 1541 and a second driving wheel 1542, the first gear 1441 is engaged with the second gear 1541 for transmission, the first transmission shaft 144 and the second transmission shaft 154 rotate in opposite directions at equal rotating speeds, a first transmission belt 145 is connected between the first driving wheel 1442 and the first driven wheel 1432, the first roller 143 rotates in the same direction with the first transmission shaft 144, a second transmission belt 155 is connected between the second driving wheel 1542 and the second driven wheel 1532, the second roller 153 rotates in the same direction with the second transmission shaft 154, and therefore, the first roller 143 rotates in the same direction with the second roller 153 at equal rotating speed and in opposite directions.

The first slider 146 is arranged on the outer side of the first transmission belt 145, the first slider 146 is slidably connected to the side wall of the seed box 11, a first jacking spring 147 is arranged between the first slider 146 and the seed box 11, the first jacking spring 147 jacks the first slider 146 towards the direction close to the first transmission belt 145, a first jacking wheel 1461 is rotatably connected to the first slider 146, the first jacking wheel 1461 is elastically jacked on the first transmission belt 145, the first transmission belt 145 can be kept in a tensioned state, and when the relative position of the first roller 143 and the first transmission shaft 144 changes, the first roller 143 and the first transmission shaft 144 can be kept in a stable transmission relationship.

The second driving belt 155 is provided with a second slider 156 on the outer side, the second slider 156 is slidably connected to the sidewall of the seed box 11, a second pressing spring 157 is provided between the second slider 156 and the seed box 11, the second pressing spring 157 presses the second slider 156 in the direction close to the second driving belt 155, the second slider 156 is rotatably connected with a second pressing wheel 1561, the second pressing wheel 1561 elastically presses the second driving belt 155, so that the second driving belt 155 can be kept in a tensioned state, and when the relative position of the second roller 153 and the second driving shaft 154 changes, the second roller 153 and the second driving shaft 154 can be kept in a stable driving relationship.

The first roller 143 and the second roller 153 elastically abut against the middle position inside the seed box 11 and are positioned between the upper seed guide tube 12 and the lower seed guide tube 13, the roller surfaces of the first roller 143 and the second roller 153 are in rolling contact, garlic cloves in the upper seed guide tube 12 are blocked on the roller surfaces of the first roller 143 and the second roller 153, the roller surface smoothness of the first roller 143 and the roller surface smoothness of the second roller 153 are both greater than or equal to 5 grades, the friction force of the roller surfaces of the first roller 143 and the second roller 153 on the garlic cloves can be reduced, and the garlic cloves are prevented from being brought between the first roller 143 and the second roller 153.

The first garlic clove accommodating cavity 1431 is arranged on the roller surface of the first roller 143, the second garlic clove accommodating cavity 1531 is arranged on the roller surface of the second roller 153, and as the first roller 143 and the second roller 153 reversely rotate at equal speed, the first garlic clove accommodating cavity 1431 and the second garlic clove accommodating cavity 1531 are gradually buckled when approaching the lower port of the upper seed guide tube 12, so that the garlic cloves in the upper seed guide tube 12 can fall into the first garlic clove accommodating cavity 1431 and the second garlic clove accommodating cavity 1531, when buckled, the internal space of the first garlic clove accommodating cavity 1431 and the second garlic clove accommodating cavity 1531 can only accommodate one garlic clove, thereby ensuring that single garlic clove can be clamped, the first garlic clove accommodating cavity 1431 and the second garlic clove accommodating cavity 1531 are gradually separated when approaching the upper port of the lower seed guide tube 13, so as to circulate in a reciprocating manner, thereby realizing single-seed metering of the garlic cloves, and the seed metering speed of the first roller 143 and the second roller 153 is controlled by the rotating speed.

When the garlic cloves or foreign matters with larger granularity mixed in the garlic cloves to be sowed pass through between the first roller 143 and the second roller 153, the first roller 143 and the second roller 153 can be elastically separated by a certain distance to avoid crushing the garlic cloves or damaging the roller surfaces of the first roller 143 and the second roller 153, so as to achieve the function of automatic protection.

The elastic chuck 131 is fixedly connected to the lower end of the lower seed guiding tube 13, the inner diameter of the elastic chuck 131 is gradually reduced from top to bottom, the garlic cloves discharged into the lower seed guiding tube 13 can be temporarily clamped at the lower port of the lower seed guiding tube 13 by the elastic chuck 131, and the garlic cloves clamped in the elastic chuck 131 are in an upright state with bulbils upward and roots downward to wait for the further action of the inserting and sowing mechanism 20.

The sowing mechanism 20 is arranged on one side of the seed sowing mechanism 10 and comprises an installation plate 21, a first rotating shaft 22, a second rotating shaft 23, a connecting rod 25 and a shifting rod 26, wherein the first rotating shaft 22 and the second rotating shaft 23 are respectively connected to the installation plate 21 in a rotating mode, a first synchronizing wheel 221 is fixedly connected to the first rotating shaft 22, a second synchronizing wheel 231 is fixedly connected to the second rotating shaft 23, and a synchronous belt 24 is connected between the first synchronizing wheel 221 and the second synchronizing wheel 231, so that the first rotating shaft 22 and the second rotating shaft 23 rotate in the same direction and at the same speed.

The first rotating shaft 22 is fixedly connected with a first rocker arm 222, one end of a connecting rod 25 is rotatably connected to the centrifugal end of the first rocker arm 222, the other end of the connecting rod is rotatably connected with the middle position of the shifting rod 26, the second rotating shaft 23 is fixedly connected with a second rocker arm 232, the second rocker arm 232 is rotatably connected with a sliding seat 233 along the radial direction of the second rotating shaft 23, the second rocker arm 232 is rotatably connected with an adjusting bolt 234, the adjusting bolt 234 is in threaded connection with the sliding seat 233, the distance between the sliding seat 233 and the second rotating shaft 23 can be adjusted by rotating the adjusting bolt 234, one end of the shifting rod 26 is rotatably connected to the sliding seat 233, the shifting rod 26 can be driven to perform reciprocating swing motion along with the rotation of the first rotating shaft 22 and the second rotating shaft 23, and the swing amplitude of the shifting rod 26 can be finely adjusted by adjusting the distance between the sliding seat 233 and the second rotating shaft 23.

One end of the shift lever 26 is fixedly connected with a shift fork 261, the shift fork 261 makes a circulating motion along with the swinging of the shift lever 26, the moving path of the shift fork 261 is a circular one-way path (non-reciprocating path) as shown in fig. 6, a material shifting notch 1311 is formed in the elastic chuck 131 corresponding to the swinging path of the shift fork 261, in the process that the shift fork 261 swings from top to bottom, the shift fork 261 penetrates through the elastic chuck 131, garlic cloves clamped in the elastic chuck 131 can be quickly pressed down, the garlic cloves can be inserted into soil in an upright state with bulbils upward and roots downward, in the process that the shift fork 261 swings from bottom to top, the shift fork 261 is positioned outside the elastic chuck 131, and the next garlic clove in the lower seed guide 13 can be prevented from interfering to fall into the elastic chuck 131.

The speed changer 30 is arranged between the seed sowing mechanism 10 and the inserting and sowing mechanism 20, the input end of the speed changer 30 is in transmission connection with a power mechanism of the seeder, the output end of the speed changer 30 is in transmission connection with a first transmission shaft 144 in the seed sowing mechanism 10 and a first rotating shaft 22 in the inserting and sowing mechanism 20 respectively, and the speed changer is used for driving a first roller 143 and a second roller 153 in the seed sowing mechanism 10 to rotate to perform single-seed intermittent seed sowing and driving a deflector rod 26 and a shifting fork 261 in the inserting and sowing mechanism 20 to swing to perform garlic clove inserting, the seed sowing speed of the seed sowing mechanism 10 is matched with the inserting and sowing speed of the inserting and sowing mechanism 20, namely, when one garlic clove is discharged by the seed sowing mechanism 10, the inserting and sowing mechanism 20 performs one inserting and sowing action, and the operation is repeated in such a way, so as to realize continuous and automatic garlic clove sowing.

The speed changer 30 is used as a transmission part, the transmission ratio of which is adjustable, and the speed can be adjusted according to the advancing speed of the seeder and the requirements of garlic clove sowing row spacing, so that the seed sowing mechanism 10 and the inserting and sowing mechanism 20 can reach the proper working speed, and the specific structure of the speed changer 30 in the invention is not described again because the speed changer in the prior art can completely realize the functions.

While there have been shown and described what are at present considered the fundamental principles of the invention, its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A garlic clove seed-metering and inserting device is characterized in that: the seed sowing mechanism (10) comprises a seed sowing box (11), the top of the seed sowing box (11) is communicated with an upper seed guide pipe (12), and the bottom of the seed sowing box (11) is communicated with a lower seed guide pipe (13);

a first roller (143) and a second roller (153) are rotationally arranged in the seed discharging box (11), the rotating speeds of the first roller (143) and the second roller (153) are equal, and the rotating directions of the first roller (143) and the second roller are opposite;

a first garlic clove accommodating cavity (1431) is formed in the surface of the first roller (143), and a second garlic clove accommodating cavity (1531) is formed in the surface of the second roller (153);

the transplanting mechanism (20) comprises a shifting lever (26) which is arranged in a swinging mode, and one end of the shifting lever (26) is fixedly connected with a shifting fork (261);

the lower extreme fixedly connected with collet (131) of seed guide (13) down, the internal diameter of collet (131) from top to bottom reduces gradually, correspond on collet (131) the swing route of shift fork (261) has been seted up and has been dialled material notch (1311).

2. The garlic clove seed discharging and inserting device as claimed in claim 1, wherein: a first roller carrier (141) and a second roller carrier (151) are elastically arranged in the seed discharging box (11) in a sliding manner, and the first roller carrier (141) and the second roller carrier (151) have a sliding trend of being close to each other;

the first roller (143) is rotationally connected to the first roller frame (141), and the second roller (153) is rotationally connected to the second roller frame (151);

the seed metering box (11) is connected with a first transmission shaft (144) and a second transmission shaft (154) in a rotating mode, the first transmission shaft (144) is fixedly connected with a first gear (1441) and a first driving wheel (1442), and the second transmission shaft (154) is fixedly connected with a second gear (1541) and a second driving wheel (1542);

the first gear (1441) is in mesh with the second gear (1541);

a first driven wheel (1432) is fixedly connected to a roller shaft of the first roller wheel (143), and a first transmission belt (145) is connected between the first driving wheel (1442) and the first driven wheel (1432);

a second driven wheel (1532) is fixedly connected to a roll shaft of the second roll wheel (153), and a second transmission belt (155) is connected between the second driving wheel (1542) and the second driven wheel (1532).

3. The garlic clove seeding and inserting device as claimed in claim 2, wherein: a first sliding block (146) and a second sliding block (156) are connected to the side wall of the seed box (11) in a sliding manner, a first top wheel (1461) is connected to the first sliding block (146) in a rotating manner, a first top pressure spring (147) is arranged between the first sliding block (146) and the seed box (11), and the first top pressure spring (147) enables the first top wheel (1461) to be pressed on the outer side of the first transmission belt (145);

a second top wheel (1561) is rotatably connected to the second slider (156), a second top pressure spring (157) is arranged between the second slider (156) and the seed box (11), and the first top wheel (1461) is pressed on the outer side of the second transmission belt (155) by the second top pressure spring (157).

4. The garlic clove seed discharging and inserting device as claimed in claim 2, characterized in that: a first buffer spring (142) is arranged between the first roller carrier (141) and the seed discharging box (11), and the first buffer spring (142) inwards pushes the first roller carrier (141);

a second buffer spring (152) is arranged between the second roller frame (151) and the seeding box (11), and the second buffer spring (152) inwards pushes against the second roller frame (151).

5. The garlic clove seeding and inserting device as claimed in claim 1, wherein: the shifting fork (261) circularly swings along an annular one-way path.

6. The garlic clove seeding and inserting device as claimed in claim 5, wherein: the transplanting mechanism (20) further comprises an installation plate (21), a first rotating shaft (22) and a second rotating shaft (23) are connected to the installation plate (21) in a rotating mode, and the first rotating shaft (22) is in synchronous transmission connection with the second rotating shaft (23);

a first rocker arm (222) is fixedly connected to the first rotating shaft (22), and a second rocker arm (232) is fixedly connected to the second rotating shaft (23);

a connecting rod (25) is arranged between the shifting rod (26) and the first rocker arm (222), one end of the connecting rod (25) is rotatably connected to the shifting rod (26), the other end of the connecting rod is rotatably connected to the first rocker arm (222), and one end of the shifting rod (26) is rotatably connected to the second rocker arm (232).

7. The garlic clove seeding and inserting device as claimed in claim 6, wherein: a sliding seat (233) is connected to the second rocker arm (232) in a sliding manner along the radial direction of the second rotating shaft (23), and the shifting lever (26) is connected to the sliding seat (233) in a rotating manner;

the second rocker arm (232) is connected with an adjusting bolt (234) in a rotating mode, and the adjusting bolt (234) is in threaded connection with the sliding seat (233).

8. The garlic clove seeding and inserting device as claimed in claim 6, wherein: the first rotating shaft (22) is fixedly connected with a first synchronizing wheel (221), the second rotating shaft (23) is fixedly connected with a second synchronizing wheel (231), and a synchronizing belt (24) is connected between the first synchronizing wheel (221) and the second synchronizing wheel (231).

9. The garlic clove seeding and inserting device as claimed in claim 1, wherein: the roller surface smoothness of the first roller (143) and the second roller (153) is greater than or equal to 5 grades.

10. The garlic clove seeding and inserting device as claimed in claim 1, wherein: still include derailleur (30), the input of derailleur (30) is connected with the power unit transmission of seeder, the output of derailleur (30) with seed metering mechanism (10) transmission is connected, is used for the drive first commentaries on classics roller and second commentaries on classics roller rotate, the output of derailleur (30) still with inter cut mechanism (20) transmission is connected, is used for the drive driving lever (26) swing.