CN114586513A - Automatic clamping seedling transplanting device - Google Patents

Abstract

The invention discloses an automatic seedling clamping and taking transplanting device, relates to the technical field of agricultural mechanical transplanting machines and tools, and is used for solving the problems that seedlings are automatically clamped and taken in the transplanting process, the seedlings are prevented from falling off in the downward planting and soil-entering process, and the seedlings are quickly and accurately pushed to accurate positions. The specific structure of the seedling picking device comprises a rack, side plates, a crank rocker mechanism, a cam seedling pushing mechanism and a seedling picking clamp. The planting action of the seedling clamp is achieved through the crank rocker mechanism, the seedling clamp is controlled to be opened through the cam seedling pushing mechanism to fetch the seedlings, the clamped seedlings are planted downwards, and the seedlings are pushed quickly, so that the seedlings are transplanted reliably and quickly. The row spacing of the planted seedlings can be adjusted by adjusting the mounting space of the seedling taking clamp. The invention ensures reliable seedling taking of the seedling clamp in the transplanting process, prevents the seedlings from falling off in the seedling clamping descending process, quickly pushes the seedlings to an accurate position when reaching the transplanting depth, and ensures the transplanting efficiency and the transplanting quality.

Description

Automatic clamping seedling transplanting device

Technical Field

The invention belongs to the technical field of agricultural machinery transplanting machines, and particularly relates to an automatic seedling clamping and transplanting device.

Background

Seedling transplantation has been widely used in agriculture as a planting means, and its transplanting method includes manual transplantation and transplantation by means of a transplanter. At present, a relatively mature transplanter is a rice transplanter, and the row spacing and the planting spacing of the rice transplanter are large according to the structural form and the characteristics of the transplanter, so that the transplanter is suitable for transplanting rice seedlings in paddy fields. Most of domestic transplanting machines are semi-automatic transplanting machines, which need to manually take and put seedlings, so that the planting efficiency is greatly reduced, the requirements on the planting efficiency can be met for transplanting vegetables with large planting row spacing and plant spacing, although patent No. 201710535794.5 discloses a full-automatic plug seedling transplanting machine, which is suitable for the transplanting of plug seedlings, has large plant spacing and row spacing, low planting efficiency and is not suitable for the occasions of close planting and full planting. For the planting requirements and the agronomic requirements of the medical crops such as the dwarf lilyturf tuber, in order to improve the yield, a certain close planting degree needs to be achieved during transplanting, and the row spacing needs to reach 6-8cm, which brings considerable technical difficulty for the research and development of transplanting machines.

Patent No. ZL202120819124.8 discloses a device is planted entirely to ophiopogon root close planting, can realize the close planting of ophiopogon root and plant entirely, but it gets the seedling fork and has not realized getting the action to the reliable clamp of seedling, the action that pushes away seedling mechanism is realized by crank mechanism rotation in-process position change, push away the seedling through pushing away seedling gyro wheel top seedling pole removal realization promptly, push away the seedling gyro wheel and push away the seedling pole from beginning to contact promptly to push away the seedling time, crank mechanism need turn round certain angle in this time, so should push away the duration of seedling action longer, can guarantee to push away the seedling to accurate position not definitely. Patent No. ZL202120815838.1 discloses a close-planting transplanter, which can realize close-planting and full-planting of seedlings of ophiopogon japonicus and the like, and when the seedlings are taken, the seedlings are also forked by seedling taking needles, and during the downward planting process, the seedlings of ophiopogon japonicus may fall off. In the forking process of the vegetable seedling with only one main stem type, the width of the seedling fork is fixed because the diameters of the main stems are different, and the vegetable seedling is easily damaged during seedling fetching.

Therefore, the transplanting device which can adapt to various types of seedlings, reliably clamp the seedlings, ensure that the seedlings do not fall off in the downward planting and soil-entering process and quickly and accurately push the seedlings to the accurate positions has important practical significance.

Disclosure of Invention

The invention aims to provide an automatic seedling clamping and taking transplanting device which is used for solving the problems that seedlings are automatically clamped and taken in the transplanting process, the seedlings are prevented from falling off in the downward planting and soil-entering process and the seedlings are quickly and accurately pushed to the accurate positions.

The invention adopts the following technical scheme: an automatic clamping and seedling-taking transplanting device comprises a rack, side plates, a crank rocker mechanism, a cam seedling-pushing mechanism and a seedling-taking clamp. The curb plate is all installed on the frame both sides, respectively installs one set of crank rocker mechanism on the board of the left and right sides, crank, the rocker of crank rocker mechanism are installed on the curb plate, characterized by: the seedling pushing mechanism is arranged on the crank rocker mechanism and comprises a first gear, a second gear, a cam, a rotating shaft, an idler wheel, a connecting seat and a transverse pulling plate, wherein the first gear is arranged at the hinged position of the crank and the connecting rod, the first gear and the crank are fixedly connected into a whole and are meshed with the second gear, the transmission ratio of the first gear to the second gear is 1:1, the second gear is arranged in the middle of the connecting rod through the rotating shaft, the cam is arranged at the other end of the rotating shaft, and the second gear drives the cam to rotate together. The inner side of the cam is provided with a roller wheel, the roller wheel is driven to move along the radius direction of the cam when the cam rotates, the transverse pull plate is arranged in a pull plate sliding groove of the connecting rod, the roller wheel drives the transverse pull plate to slide back and forth along the direction of the pull plate sliding groove through the connecting seat, and the transverse pull plate is connected with a pull rod of the seedling taking clamp.

Furthermore, get the seedling and press from both sides the installation and be fixed in getting on the seedling presss from both sides the mounting panel, get the seedling and press from both sides the mounting panel and install in the front end of connecting rod, along with the rotation of crank, get the seedling and press from both sides the realization and get seedling, press from both sides the seedling and push away the action of planting of seedling.

Further, get the seedling and press from both sides including seedling clamp support, pull rod, pressure spring, activity clamp, fixation clamp, dial the seedling needle, push away seedling piece, torsional spring and pin, characterized by: be equipped with pull rod and fixation clamp on the seedling clamp support, pull rod one end even has the seedling piece that pushes away, is equipped with the pressure spring in the middle of the pull rod, and the pull rod round trip movement under the effect of horizontal arm-tie and pressure spring to the drive pushes away the seedling piece and realizes pushing away the seedling action.

Furthermore, a seedling clamp chute and a head deflector rod are arranged on the seedling pushing block,

further, the seedling poking needle is in a shape that the head part of the seedling poking needle is long, the tail part of the seedling poking needle is short, a seedling poking needle rotating shaft is arranged in the middle,

further, install movable clamp and dial seedling needle on the fixation clamp, the movable clamp links to each other with the fixation clamp through pin and torsional spring.

The afterbody that the activity was pressed from both sides is equipped with the afterbody inclined plane, and the clip that fixation clamp and activity pressed from both sides formed sets up in pushing away the seedling clamp spout on the seedling piece, when pushing away the seedling piece and making a round trip to slide, the mutually supporting of accessible torsional spring and seedling clamp spout realizes pressing from both sides tightly and opening of clip.

The working principle is as follows: the motor transmits power to the cranks arranged on the two side plates through the transmission shaft and the chain, and the two cranks rotate simultaneously and have the same rotation phase. One end of the connecting rod is connected with the rocker, the other end of the connecting rod is provided with a seedling taking clamp mounting plate, a seedling taking clamp is mounted on the seedling taking clamp mounting plate, and the connecting rod realizes continuous planting action under the action of the crank rocker. In the process of crank rotation, a gear II is driven to rotate by a gear arranged on the crank, and the gear II drives the cam to rotate by a rotating shaft arranged on the connecting rod. The transverse pulling plate is arranged in a pulling plate sliding groove at the front end of the connecting rod, the cam drives the transverse pulling plate to move back and forth along the direction of the pulling plate sliding groove through the idler wheel and the connecting seat, and the rule of the back and forth movement of the transverse pulling plate is controlled by the contour shape of the cam. The transverse pulling plate is connected with the seedling taking clamp through the pulling rod, and the seedling taking clamp is opened, the seedlings are taken, the seedlings are clamped downwards, the seedlings are quickly pushed and the seedling pushing block is pushed to return back through the combined action of the transverse pulling plate and a pressure spring in the seedling taking clamp.

The action cycle of the seedling taking clamp is as follows:

(1) opening the seedling taking clamp: in pushing away seedling piece and returning back the in-process, the radius of gyration of the outline line of cam reduces gradually this moment, the pull rod drives under cam control and pushes away seedling piece and return to extreme position, the pressure spring is compressed simultaneously, because the afterbody inclined plane that the activity was pressed from both sides is under seedling clamp spout limiting displacement, the activity is pressed from both sides and can be rotated around the pin, thereby open the front end that the activity was pressed from both sides, whole seedling clamp of getting opens, the head driving lever that pushes away seedling piece simultaneously stirs group seedling needle afterbody, make group seedling syringe needle head portion erect, get the seedling clamp this moment and just be in and get seedling mouth position, prepare to get the seedling.

(2) Seedling taking: at the seedling taking position, along with the rotation of the cam, the contour line turning radius of the cam is suddenly increased by a certain value, the roller and the transverse pull plate are released to move, at the moment, the pull rod drives the seedling pushing block to rapidly move forward by a small distance under the action of the pressure spring, and the distance is equal to the cam contour line turning radius increase value. At the moment, the seedling poking needle rotates to a horizontal position under the action of a head poking rod of the seedling pushing block, the seedling is poked to the middle of the fixing clamp and the movable clamp by the seedling poking needle, meanwhile, as the seedling pushing block moves forwards for a certain distance, the seedling clamp sliding groove withdraws from the tail inclined plane position of the movable clamp, and the movable clamp clamps the seedling tightly under the action of the torsional spring.

(3) Seedling clamping and descending: after the seedlings are clamped tightly, the connecting rod drives the seedling taking clamp and the seedlings to go into the soil together, the seedling taking clamp is always in a clamping state on the seedlings in the downward process, and the profile turning radius of the cam is kept unchanged in the process.

(4) And (3) quickly pushing seedlings: when the seedling clamp and the seedlings are taken to enter the soil to a certain depth position together, the cam contour line turning radius is increased again suddenly, the displacement of the roller and the transverse pull plate is further released, the pull rod drives the seedling pushing block to move forward a distance quickly under the action of the pressure spring to realize the seedling pushing and entering, and the distance is equal to the cam contour line turning radius increasing value for the seedling pushing stroke.

(5) And (3) seedling pushing block rollback: after pushing away the seedling and accomplishing, along with articulate rotation, get seedling clamp and go upward, go upward the in-process, the contour line radius of gyration of cam reduces gradually to drive pull rod compression pressure spring and will push away the seedling piece and pull back extreme position through gyro wheel, connecting seat, horizontal arm-tie, get the seedling clamp and open once more this moment, prepare to get the seedling and get into next circulation.

In each action cycle, each state of the seedling clamp and the duration time of the state are controlled by the shape of the cam contour line, so that the contour line with reasonable design can well control the action cycle of the seedling clamp.

Compared with the prior art, the invention has the beneficial effects that: the automatic seedling clamping and taking transplanting device controls the seedling poking needles of the seedling clamp to quickly and reliably poke seedlings to the middle of the clamp by utilizing the cam seedling pushing mechanism, so that automatic and reliable seedling taking is realized; in the downward planting process after seedling taking, the seedling taking clamp is always in a clamping state until the seedlings are planted and buried, so that the seedlings do not fall off in the downward process after seedling taking; after the preset planting depth is reached, the cam controls the seedling pushing block to quickly push the seedlings to an accurate position; therefore, the invention effectively ensures reliable seedling taking, no falling of seedlings in the downward planting process, quick seedling pushing to an accurate position, and ensures the success rate and the planting quality of planting.

Drawings

FIG. 1 is a schematic diagram of the structure and principle of the present invention;

FIG. 2 is an enlarged partial view of I in FIG. 1;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of the seedling picking clamp of the present invention at a position of a seedling picking port;

FIG. 6 is a side view of the seedling-picking clamp shaft of the present invention;

FIG. 7 is a top view of the structure of the fixing clip and the movable clip of the present invention;

FIG. 8 is a schematic view of a seedling-pushing block structure;

FIG. 9 is a schematic view of a seedling poking needle structure;

FIG. 10 is a schematic view of the seedling pushing block of the present invention being returned to its extreme position;

FIG. 11 is a schematic view of the seedling pushing block of the present invention in the seedling clamping position;

FIG. 12 is a schematic view of the present invention showing the seedling-pushing blocks in the seedling-pushing-out position;

labeled in the figure as: 1-a frame; 2-side plate; 3-a crank; 4-a rocker; 5-a connecting rod; 501-a pulling plate chute; 6-gear one; 7-gear two; 8-a rotating shaft; 9-cam, 10-motor; 11-a drive shaft; 12-chain, 13-seedling taking clamp; 14-transverse pulling plate; 15-seedling taking clamp mounting plate; 16-a roller; 17-connecting seat, 18-seedling clamp support; 19-a pull rod; 20-a pressure spring; 21-a movable clamp; 2101-tail bevel; 22-a retaining clip; 23-seedling poking needles; 2301-rotating shaft of seedling-poking needle; 2302-seedling pulling needle head; 2303-end of seedling-poking needle; 24-pushing the seedling blocks; 2401-head deflector rod; 2402-seedling clamp chute; 25-torsion spring; 26-pin.

Detailed Description

In order to better illustrate the embodiments of the present invention, the present invention will be described in detail by way of embodiments with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, which are merely used for convenience of description and simplification of description, and do not indicate or imply that the devices or elements that are referred to 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; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, an automatic clamping, seedling-taking and transplanting device includes: comprises a frame 1, a side plate 2, a crank rocker mechanism, a cam seedling pushing mechanism and a seedling taking clamp 13. The seedling pushing mechanism comprises a first gear 6, a second gear 7, a cam 9, a rotating shaft 8, a roller 16, a connecting seat 17 and a transverse pulling plate 14, wherein the first gear 6 is arranged at the hinged part of the crank 3 and the connecting rod 5, the first gear 6 and the crank 3 are fixedly connected into a whole, the second gear 7 is arranged at the middle part of the connecting rod 5 through the rotating shaft 8, the cam 9 is arranged at the other end of the rotating shaft 8, the second gear 7 drives the cam 9 to rotate together, the roller 16 is arranged on the inner side of the cam 9, the roller 16 is driven to move when the cam 9 rotates, the transverse pulling plate 14 is arranged in a pulling plate sliding groove 501 of the connecting rod 5, the roller 16 drives the transverse pulling plate 14 to slide back and forth along the direction of the pulling plate sliding groove 501 through the connecting seat 17, the transverse pulling plate 14 is connected with a pulling rod 19 of the seedling taking clamp 13. The transmission ratio of the first gear 6 to the second gear 7 is 1:1, so that the cam 9 can rotate one circle when the crank 3 rotates one circle.

Referring to fig. 4 to 5, the seedling taking clamp 13 is fixedly mounted on the seedling taking clamp mounting plate 15, the seedling taking clamp mounting plate 15 is mounted at one end of the connecting rod 5, and the seedling taking clamp 13 is controlled to realize planting actions of taking, clamping and pushing seedlings under the control of the cam 9 and the action of the transverse pulling plate 14 and the pull rod 19 along with the rotation of the crank 3.

Referring to fig. 6 to 9, the seedling taking clamp 13 includes a seedling clamp support 18, a pull rod 19, a pressure spring 20, a movable clamp 21, a fixed clamp 22, a seedling poking needle 23, a seedling pushing block 24, a torsion spring 25 and a pin 26, the seedling clamp support 18 is provided with the pull rod 19 and is provided with the fixed clamp 22, the fixed clamp 22 is provided with the movable clamp 21 and the seedling poking needle 23, and the movable clamp 21 is connected with the fixed clamp 22 through the pin 26 and the torsion spring 25. The seedling poking needle 23 is arranged on the fixing clamp 22 and can rotate around the seedling poking needle rotating shaft 2301. One end of the pull rod 19 is connected with a seedling pushing block 24, a pressure spring 20 is arranged in the middle of the pull rod 19, and the pull rod 19 moves back and forth under the action of the transverse pull plate 14 and the pressure spring 20, so that the seedling pushing block 24 is driven to realize the actions of opening a clamp, clamping seedlings and pushing seedlings.

The tail part of the movable clamp 21 is provided with a tail inclined plane 2101, a clamp formed by the fixed clamp 22 and the movable clamp 21 is arranged in a seedling clamp sliding groove 2402 on the seedling pushing block 24, and when the seedling pushing block 24 slides back and forth, the clamp can be clamped and loosened through the mutual matching of the torsion spring 25 and the seedling clamp sliding groove 2402.

Referring to fig. 10 to 12, the pull rods 19 are respectively positioned at different positions under the control of the cam 9, so that different states of the seedling clamp 13 can be controlled. Fig. 10 shows a state that the pull rod 19 drives the seedling pushing block 24 to return to the extreme position, at this time, the compression spring 20 is compressed, the seedling clamp chute 2402 limits the tail inclined plane 2101 of the movable clamp 21 to open the clamp, and simultaneously the head part poking rod 2401 of the seedling pushing block 24 pokes the tail part 2303 of the seedling poking needle to erect the seedling poking needle 23 to prepare for poking seedlings. Fig. 11 shows that the cam 9 releases a certain displacement to the pull rod 19, the pull rod 19 drives the seedling pushing block 24 to move forward for a certain distance under the action of the compression spring 20, the head shifting rod 2401 of the seedling pushing block 24 pushes the seedling shifting needle head 2302 to rotate the seedling shifting needle 23 to the horizontal position, so that seedlings are shifted between the fixed clamp 22 and the movable clamp 21, at the moment, the seedling clamp chute 2402 no longer limits the tail inclined plane 2101 of the movable clamp 21, and the movable clamp 21 clamps the seedlings under the action of the torsion spring 25. Fig. 12 shows the seedling pushing state under the control of the cam 9 when the seedling taking clamp 13 moves to the preset planting depth, at this time, the displacement limit of the cam 9 on the pull rod 19 is released to the maximum value, and the pull rod 19 pushes the seedling pushing block 24 out rapidly under the action of the compression spring 20 to realize the seedling pushing and soil penetration.

The working process is as follows: the motor 10 transmits power to the cranks 3 arranged on the two side plates 2 through the transmission shaft 11 and the chain 12, and the two cranks 3 rotate simultaneously and have the same phase. One end of the connecting rod 5 is connected with the rocker 4, the other end is provided with a seedling taking clamp mounting plate 15, a plurality of seedling taking clamps 13 are mounted on the seedling taking clamp mounting plate 15, and the mounting number of the seedling taking clamps 13 depends on the requirements of the planting width and the row spacing. The connecting rod 5 realizes continuous planting action under the action of the crank 3 and the rocker 4. In the rotation process of the crank 3, a gear I6 arranged on the crank 3 drives a gear II 7 to rotate, the gear II 7 drives a cam 9 to rotate through a rotating shaft 8, the cam 9 drives a transverse pulling plate 14 to move back and forth along the radius direction of the cam 9 through a roller 16 and a connecting seat 17, the transverse pulling plate 14 is arranged in a pulling plate sliding groove 501 at the front end of a connecting rod 5, so that the transverse pulling plate 14 can only slide along the direction of the pulling plate sliding groove 501, and the back and forth sliding rule of the transverse pulling plate 14 is controlled by the contour shape of the cam 9. The transverse pulling plate 14 is connected with the seedling taking clamp 13 through a pulling rod 19, and the opening, seedling taking, seedling clamping descending, rapid seedling pushing and seedling pushing block 24 retraction action circulation of the seedling taking clamp 13 are realized through the combined action of the transverse pulling plate 14 and a pressure spring 20 in the seedling taking clamp 13.

The seedling taking clamp 13 is specifically operated and the states of the components are as follows:

(1) opening the seedling taking clamp 13: in the process of returning the seedling pushing block 24, the contour line radius of the cam 9 is gradually reduced, the pull rod 19 drives the seedling pushing block 24 to return to the limit position under the control of the cam 9, the movable clamp 21 can rotate around the pin 26 due to the limiting effect of the tail inclined plane 2101 of the movable clamp 21 on the seedling clamp sliding groove 2402, so that the front end of the movable clamp 21 is opened, the whole seedling taking clamp 13 is opened, the head lifting lever 2401 of the seedling pushing block 24 simultaneously drives the tail part 2303 of the seedling pulling needle to enable the needle head part 2302 of the seedling pulling part to be erected, and the seedling taking clamp 13 is just positioned at the seedling taking port to prepare for taking seedlings.

(2) Seedling taking: at the seedling taking position, along with the rotation of the cam 9, the radius of the contour line of the cam 9 is suddenly increased by a certain value, the roller 16 and the transverse pull plate 14 are released to move, at the moment, the pull rod 19 drives the seedling pushing block 24 to rapidly move forward by a small distance under the action of the pressure spring 20, and the distance is equal to the radius increase value of the contour line of the cam 9. At the moment, the seedling poking needle 23 rotates to the horizontal position under the action of the head poking rod 2401 of the seedling pushing block 24, seedlings are poked between the fixed clamp 22 and the movable clamp 21 by the seedling poking needle head 2302, meanwhile, as the seedling pushing block 24 moves forward for a certain distance, the seedling clamp sliding groove 2402 exits from the tail inclined plane 2101 area of the movable clamp 21, and the movable clamp 21 clamps the seedlings under the action of the torsion spring 25.

(3) Seedling clamping and descending: after the seedlings are clamped, the connecting rod 5 drives the seedling taking clamp 13 to go downwards to enter the soil together with the seedlings along with the rotation of the crank 3, the seedling taking clamp 13 always clamps the seedlings in a clamping state in the downward process, and the contour radius of the cam 9 is kept unchanged in the process.

(4) And (3) quickly pushing seedlings: when the seedling taking clamp 13 and seedlings move downwards together to enter the soil to a preset depth position, the radius of the contour line of the cam 9 is suddenly increased again, the displacement of the roller 16 and the transverse pull plate 14 is further released, at the moment, the pull rod 19 drives the seedling pushing block 24 to rapidly move forward by a distance under the action of the pressure spring 20 to realize the seedling pushing and entering, and the distance is a seedling pushing stroke and is equal to the re-increased value of the radius of the contour line of the cam 9.

(5) And (3) returning the seedling pushing block 24: after the seedling is pushed, the seedling taking clamp 13 moves upwards along with the rotation of the crank 3, in the process of moving upwards, the radius of the contour line of the cam 9 is gradually reduced, the pull rod 19 is driven by the idler wheel 16, the connecting seat 17 and the transverse pull plate 14 to compress the pressure spring 20 and pull the seedling pushing block 24 back to the limit position, the seedling taking clamp 13 is opened again at the moment, and the seedling is ready to be taken to enter the next circulation.

The invention adopts the cam 9 to control the state of the seedling clamp 13, and the seedling clamp 13 can easily clamp the seedlings like the dwarf lilyturf tuber. In the case of this embodiment, if the seedling-pulling needle 23 is removed, the seedling-taking clamp 13 is also adapted to take a seedling of only one stem only under the clamping action of the fixed clamp 22 and the movable clamp 21, so that the scope of use of the present invention can be expanded.

The above description is only exemplary of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements, etc. that are made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (7)

1. The utility model provides an automatic press from both sides and get seedling transplanting device, includes frame (1), curb plate (2), crank rocker mechanism, cam push away seedling mechanism, gets seedling clamp (13), its characterized in that: a cam seedling pushing mechanism is arranged on the crank rocker mechanism and consists of a first gear (6), a second gear (7), a cam (9), a rotating shaft (8), a roller (16), a connecting seat (17) and a transverse pulling plate (14), wherein the first gear (6) is arranged at the hinged position of the crank (3) and the connecting rod (5), the first gear (6) and the crank (3) are fixedly connected into a whole and are meshed with the second gear (7), the second gear (7) is arranged in the middle of the connecting rod (5) through a rotating shaft (8), the other end of the rotating shaft (8) is provided with a cam (9), the inner side of the cam (9) is provided with a roller (16), the roller (16) is connected with a transverse pulling plate (14) through a connecting seat (17), the transverse pulling plate (14) is arranged in a pulling plate sliding groove (501) of the connecting rod (5), the transverse pulling plate (14) is connected with a pulling rod (19) of the seedling taking clamp (13).

2. The automatic seedling clamping and transplanting device of claim 1, which is characterized in that: get seedling clamp (13) installation and be fixed in get seedling clamp mounting panel (15) on, get seedling clamp mounting panel (15) and install in the front end of connecting rod (5).

3. The automatic seedling clamping and transplanting device of claim 1, which is characterized in that: the transmission ratio of the first gear (6) to the second gear (7) is 1: 1.

4. The automatic seedling clamping and transplanting device of claim 1, which is characterized in that: get to be equipped with seedling on the seedling clamp (13) and press from both sides support (18), seedling presss from both sides and installs pull rod (19) and fixation clamp (22) on support (18), and pull rod (19) one end even has and pushes away seedling piece (24), is equipped with pressure spring (20) in the middle of pull rod (19), install the activity on fixation clamp (22) and press from both sides (21) and dial seedling needle (23), the activity is pressed from both sides (21) and is linked to each other with fixation clamp (22) through pin (26) and torsional spring (25).

5. The automatic seedling clamping and transplanting device of claim 4, which is characterized in that: the seedling pushing block (24) is provided with a seedling clamp sliding groove (2402) and a head deflector rod (2401).

6. The automatic seedling clamping and transplanting device of claim 4, which is characterized in that: the seedling poking needle (23) is long in the shape of a seedling poking needle head (2302), short in the tail part (2303), and provided with a seedling poking needle rotating shaft (2301) in the middle, and the seedling poking needle (23) can rotate around the seedling poking needle rotating shaft (2301).

7. The automatic seedling clamping and transplanting device of claim 4, which is characterized in that: the tail part of the movable clamp (21) is provided with a tail inclined plane (2101), and a clamp formed by the fixed clamp (22) and the movable clamp (21) is arranged in a seedling clamp sliding groove (2402) on the seedling pushing block (24).

Images