CN108738560B

CN108738560B - Quick seedling planting equipment

Info

Publication number: CN108738560B
Application number: CN201810386423.XA
Authority: CN
Inventors: 孙兵涛; 刘金武
Original assignee: Institute of Laser and Optoelectronics Intelligent Manufacturing of Wenzhou University
Current assignee: Ankang xinlenong Agricultural Development Co.,Ltd.
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2020-04-10
Anticipated expiration: 2038-04-26
Also published as: CN108738560A

Abstract

The invention belongs to the technical field of agricultural machinery, and particularly discloses a seedling rapid planting device which comprises a rack and an elliptical track, wherein a rotating shaft is fixedly connected between rollers; the track is connected to the upper end of the rack in a sliding manner, a stepping motor is fixed on the rack, a rolling shaft is fixed on an output shaft of the stepping motor, two first one-way bearings in opposite directions are arranged on the rolling shaft, a first conveying belt connected with the rotating shaft is arranged on one first one-way bearing, and a main gear is fixed on the other first one-way bearing; a first rotating rod parallel to the rolling shaft is rotatably connected to the rack, a second rotating rod perpendicular to the first rotating rod is rotatably connected to the rack, a slave gear is arranged on the first rotating rod, a main bevel gear is arranged on the first rotating rod, and a slave bevel gear is arranged on the second rotating rod; an internal tooth ring is fixed on the inner side of the track, and a half gear is arranged on the second rotating rod. Compared with the prior art, the equipment is simple to operate, saves time and labor, greatly shortens the time for planting the seedlings and improves the efficiency of planting the seedlings.

Description

Quick seedling planting equipment

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly discloses a quick seedling planting device.

Background

In agricultural production, crops are usually cultivated and planted by using seeds, and most of the crops require abundant nutrient substances for seed growth, so that in the planting process of the crops, nutrient solution, culture dishes or special soil with abundant nutrition are usually adopted to cultivate the seeds in advance, and transplanting and planting are carried out after the seeds grow to seedlings. In the transplanting and planting process of seedlings, in order to ensure the survival rate of the seedlings, the soil of the roots is usually transferred together, and then the seedlings and the soil of the roots are planted in the farmland.

At present, the seedling planting process is usually completed manually, farmers dig pits arranged in rows in a farmland, then put seedlings and soil at roots into the pits, and then fill the pits with the soil to keep the seedlings in an upright state, so that the seedlings can grow upwards well. The labor intensity of the manual seedling planting process is very high, the seedlings need to be transferred into corresponding pits one by one to be buried, and time is consumed, so that the planting efficiency of the seedlings is low. Meanwhile, since the seedlings are separated and transferred before being planted, if the seedlings are not planted in the farmland for a long time, the seedlings are likely to die, and loss is caused.

Disclosure of Invention

The invention aims to provide seedling rapid planting equipment to solve the problems of high labor intensity, time and labor waste and low efficiency of manual seedling planting.

In order to achieve the purpose, the basic scheme of the invention is as follows: a seedling rapid planting device comprises a rack and an oval track, wherein a plurality of rows of rollers are arranged at the lower end of the rack, each row of rollers is provided with two rollers, and a rotating shaft is fixedly connected between the two rollers in the same row; the track is connected to the upper end of the rack in a sliding mode, the rotating shaft is perpendicular to the long axis of the oval track, a stepping motor is fixed on the rack, a rolling shaft is fixed on an output shaft of the stepping motor, two first one-way bearings in opposite directions are arranged on the rolling shaft, a first conveying belt connected with the rotating shaft is arranged on one first one-way bearing, and a main gear is fixed on the other first one-way bearing; a first rotating rod parallel to the rolling shaft is rotatably connected to the rack, a second rotating rod perpendicular to the first rotating rod is rotatably connected to the rack, a slave gear meshed with the master gear is arranged on the first rotating rod, a master bevel gear is arranged on the first rotating rod, and a slave bevel gear meshed with the first master bevel gear is arranged on the second rotating rod; an internal tooth ring is fixed on the inner side of the track, and a half gear meshed with the internal tooth ring is arranged on the second rotating rod;

the seedling clamping unit comprises two support rods and two oppositely arranged clamping rods, the two support rods are positioned on the track, sliding grooves are formed in the clamping rods, the support rods are connected in the sliding grooves in a sliding mode, and tension springs are connected between the support rods and one ends, close to the outer side of the track, of the sliding grooves; a pushing block is arranged at one end of each clamping rod, which is positioned on the inner side of the rail, the pushing blocks are positioned between the two clamping rods and are oppositely arranged, a clamping jaw is arranged at one end of each clamping rod, which is positioned on the outer side of the rail, and the clamping jaws are positioned between the two clamping rods and are oppositely arranged; a sliding block for pushing the push block is arranged on the inner side of one end, located on the long shaft of the track, of the rack in a sliding manner, a third rotating rod parallel to the second rotating rod is arranged on the rack in a rotating manner, a second conveying belt is connected with the second rotating rod and arranged on the third rotating rod, a cam for pushing the sliding block to slide is arranged on the third rotating rod, and the end part of the sliding block is aligned with one side of the push block;

a fourth rotating rod parallel to the first rotating rod is arranged on the rack, a third conveyor belt connected with the fourth rotating rod is arranged on the first rotating rod, a second one-way bearing is arranged on the fourth rotating rod, a rotating gear is arranged on the second one-way bearing, a vertical plate is arranged on the rack in a vertical sliding mode, a rack meshed with the rotating gear is arranged on the vertical plate, a first elastic part for restoring the position of the vertical plate is arranged at the upper end of the vertical plate, and a soil burying unit is arranged at the lower end of the vertical plate;

the soil burying unit comprises two arc-shaped plates perpendicular to the vertical plate, one concave sides of the two arc-shaped plates are arranged oppositely, and the inner sides of the two arc-shaped plates are aligned with the seedling clamping units corresponding to the sliding blocks; one end of each arc-shaped plate is rotatably connected to the lower end of the corresponding vertical plate, and a rotating unit for controlling the two arc-shaped plates to rotate relatively is arranged on the rack.

The working principle of the basic scheme is as follows: after the seeds of crops are grown into seedlings through centralized cultivation, the seedlings are separated from the soil of the roots, the roots of the seedlings are placed on the seedling clamping units, and the roots of the seedlings are clamped and fixed through the clamping rods and the clamping jaws. The seedling clamping unit comprises two support rods positioned on the track and two oppositely arranged clamping rods, the clamping rods are provided with sliding grooves, the support rods are connected in the sliding grooves in a sliding manner, and tension springs are connected between the support rods and one ends of the sliding grooves, close to the outer side of the track; a pushing block is arranged at one end of each clamping rod, which is positioned on the inner side of the rail, the pushing blocks are positioned between the two clamping rods and are oppositely arranged, a clamping jaw is arranged at one end of each clamping rod, which is positioned on the outer side of the rail, and the clamping jaws are positioned between the two clamping rods and are oppositely arranged; the supporting rod slides to the track inboard under the effect of extension spring, and one side that the supporting rod was equipped with the clamping jaw, and the supporting rod shortens towards the outer one side of track, and clamping jaw and supporting rod can carry out the centre gripping to the seedling. After all seedlings clamping units are clamped and placed with seedlings, the stepping motor can be started to rotate positively, the stepping motor drives one of the first one-way bearings to rotate positively, the first one-way bearing drives the rotating shaft to rotate through the first conveying belt, and the roller is rotated, so that the equipment moves and seedlings are transferred.

The device is moved to a farmland with dug pits, the outer side of one end of the track, which is provided with a sliding block, is aligned with the pits to be planted with seedlings, the stepping motor is rotated in the opposite direction, the roller will rotate in the opposite direction, the two first one-way bearings are arranged in the opposite directions, the first one-way bearing connected with the rotating shaft through the first conveying belt cannot rotate along with the roller, the first one-way bearing provided with the main gear will rotate along with the roller, and the main gear will drive the driven gear to rotate, so that the first rotating rod rotates. The first rotating rod is provided with a main bevel gear, the second rotating rod is provided with a secondary bevel gear meshed with the first main bevel gear, the first rotating rod and the second rotating rod are arranged vertically, and the second rotating rod rotates under the transmission action of the main bevel gear and the secondary bevel gear.

The rotation of the second rotating rod drives the half gear to rotate, and the rotation of the half gear enables the internal tooth ring to move for a certain distance, so that the rail slides on the rack; the track slides to make the seedling clamping unit slide thereupon to the seedling that makes the last centre gripping of seedling clamping unit and the hole of planting the seedling are aimed at. The second bull stick rotates, will drive the third bull stick through the second conveyer belt and rotate, and the third bull stick rotates then can drive the cam and rotate, and the cam promotes the sliding block and slides, and the sliding block will promote the ejector pad. Because the push block is arranged at one end of the clamping rod, which is positioned at the inner side of the track, the push block is positioned between the two clamping rods and is oppositely arranged; the sliding block promotes the ejector pad and will promote the supporting rod and remove in the spout, can make the extension spring tensile, and the supporting rod will remove to the track outside from the track inboard after the extension spring is tensile, and the sliding block continues to promote the ejector pad, and the ejector pad will rotate along branch to make clamping jaw and supporting rod release the centre gripping to the seedling, the seedling will fall in the hole of planting the seedling.

The first rotating rod is connected with the fourth rotating rod through the third conveyor belt, so that the fourth rotating rod is driven to rotate when the first rotating rod rotates, the fourth rotating rod rotates to drive the rotating gear to rotate through the second one-way bearing, the rotating gear is meshed with the rack, and the rack can move downwards through the rotation of the rotating gear, so that the vertical plate moves downwards; because the lower end of the vertical plate is provided with the soil burying unit, the vertical plate downward moving soil burying unit can move downward to contact the soil near the seedlings. After the soil burying unit moves downwards to contact with soil, the two arc plates are rotated relatively when the rotating unit is controlled. The soil burying unit comprises two arc-shaped plates which are perpendicular to the vertical plate, one concave sides of the two arc-shaped plates are arranged oppositely, and the inner sides of the two arc-shaped plates are aligned with the seedling clamping units corresponding to the sliding blocks; the arc-shaped plate rotates relatively to push soil near the seedling into the seedling planting pit, so that the seedling planting pit is filled with the soil, the seedling keeps a vertical state, and the seedling planting is completed.

After the seedlings are planted, the stepping motor is controlled to rotate positively, so that the equipment moves, and the seedlings on other seedling clamping units are planted again according to the steps. After the stepping motor rotates forwards, the two first one-way bearings are arranged in opposite directions, so that the first one-way bearings connected with the rotating shaft through the first conveying belt can rotate along with the rolling shaft, and the equipment can move in a farmland; the first one-way bearing with the main gear will not rotate along with the roller, and the main gear will not rotate, so that the first rotating rod, the main bevel gear, the secondary bevel gear, the second rotating rod, the half gear, the third rotating rod, the cam, the fourth rotating rod and the rotating gear will not rotate along with the first rotating rod, the main bevel gear, the secondary bevel gear, the second rotating rod, the half gear, the third rotating rod, the cam, the fourth rotating rod and the rotating.

The internal tooth ring is not moved when the half gear does not rotate, and the rail cannot slide on the machine frame. The cam does not rotate, and the sliding block can not exert thrust effect to the ejector pad, and the extension spring will contract to make the supporting rod remove from the track outside toward the track inboard along the spout, the supporting rod resumes primary position, the centre gripping seedling of being convenient for. The rotating gear does not rotate, under the action of the first elastic piece, the vertical plate moves upwards to restore to the original position, the vertical plate moves upwards, the rack drives the rotating gear to rotate, and the rotating gear is connected with the fourth rotating rod through the second one-way bearing, so that the fourth rotating rod cannot rotate due to the rotation of the rotating gear. The soil burying unit at the lower end of the vertical plate moves upwards along with the vertical plate, the two arc-shaped plates can be controlled to rotate to the original position through the rotating unit, and after the soil burying unit moves upwards, the equipment is convenient to move, and the planted seedlings are not affected in the moving process.

The beneficial effect of this basic scheme lies in:

1. the equipment can be moved to a required position by controlling the stepping motor to rotate forwards, the seedlings clamped on the seedling clamping units can enter the planting pits by controlling the stepping motor to rotate backwards, and then the seedlings can be planted by controlling the rotating units, so that the planting process of the seedlings is very quick, and the planting efficiency of the seedlings is greatly improved; meanwhile, the equipment is very convenient to operate, time-saving and labor-saving, and the seedlings are planted very conveniently.

2. Set up a plurality of seedling centre gripping units through oval track on this equipment, can be convenient for on the one hand plant the seedling in batches, on the other hand can make this equipment once only can plant more seedling, has further improved seedling planting's efficiency.

3. This equipment is through shortening a seedling planting's time and improving a batch seedling planting's speed to promote seedling planting's efficiency greatly, avoided the seedling to shift the overlength time and do not accomplish the planting and die, cause the loss.

4. Can resume home position by oneself because of step motor forward rotation after the seedling centre gripping unit is liberated to the seedling in this equipment, the riser drives and buries the native unit and also can resume to home position by oneself because of step motor forward rotation after moving down, does not influence reuse to the efficiency of seedling batch planting has further been accelerated.

5. The equipment only uses one stepping motor as a power mechanism, so that the equipment can be moved and seedlings can be planted, and energy is saved.

Compared with the prior art, the equipment is simple to operate, saves time and labor, greatly shortens the time for planting the seedlings and improves the efficiency of planting the seedlings.

Furthermore, the rotating units comprise pull ropes and pull blocks, the inner sides of the two arc-shaped units are hinged with connecting rods, the upper ends of the connecting rods are hinged to the pull blocks, one ends of the pull ropes are fixed to the pull blocks, the other ends of the pull ropes are fixed to the rack, the pull blocks are pulled to move upwards by the pull ropes when the vertical plates move downwards, and second elastic pieces for restoring the positions of the arc-shaped plates are arranged between the two arc-shaped plates.

Along with moving down of riser, the stay cord will produce the pulling force to the stay cord and make the stay cord shift up, and the stay cord shifts up and makes the connecting rod upper end shift up, and the lower extreme of connecting rod articulates on the arc to make two arcs draw close relatively, realize pushing into near the soil of seedling and plant in the hole, accomplish the planting of seedling. After the completion soil-burying vertical plate moves upwards, the two arc-shaped plates can restore to the original positions under the action of the second elastic part, so that the lower end of the connecting rod is pulled to enable the pulling block to move downwards, and the rotating unit can be used next time.

Further, the diameter of the rotating gear is equal to the length of the rack. When the rotating gear rotates for a circle, the rack moves downwards to drive the vertical plate to a required position.

Furthermore, two rows of the rollers are arranged, and the number of the rollers is four; the seedling clamping units are evenly arranged at intervals. The four rollers are convenient for moving the equipment and steering when the equipment is moved; the seedling clamping units are evenly spaced, so that the planting efficiency of seedlings can be further improved.

Further, the first elastic piece and the second elastic piece are both springs. The spring has simple structure and low cost, and is convenient to manufacture and install.

Furthermore, the rack is provided with a handrail at one end of the long axis of the track far away from the sliding block, and the handrail is provided with a switch for controlling the forward and reverse rotation and the power failure of the stepping motor. The handrail is convenient for control this equipment removal, and the switch is convenient for control this equipment removal and the planting of seedling.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a rapid seedling planting device of the present invention;

FIG. 2 is a schematic view of a seedling holding unit;

fig. 3 is a schematic structural view of the soil burying unit and the rotating unit.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a frame 10, an armrest 11, a switch 12, a roller 13, a rotating shaft 14, a first conveyor belt 15, a stepping motor 20, a roller 21, a first one-way bearing 22, a main gear 23, a first rotating rod 30, a slave gear 31, a main bevel gear 32, a second rotating rod 33, a slave bevel gear 34, a half gear 35, a track 40, an internal tooth ring 41, a seedling clamping unit 50, a support rod 51, a clamping rod 52, a sliding groove 53, a tension spring 54, a push block 55, a clamping jaw 56, a sliding block 70, a second conveyor belt 71, a third rotating rod 72, a cam 73, a third conveyor belt 80, a fourth rotating rod 81, a second one-way bearing 82, a rotating gear 83, a vertical plate 84, a rack 85, a first elastic piece 86, a buried unit 90, an arc-shaped plate 91, a second elastic piece 92, a pull rope 93, a pull block 94 and a connecting rod.

As shown in fig. 1, a seedling rapid planting device comprises a frame 10 and an elliptical rail 40 (a part of the frame 10 in fig. 1 is omitted in structure), wherein a plurality of rows of rollers 13 are arranged at the lower end of the frame 10, each row of rollers 13 is two, and a rotating shaft 14 is fixedly connected between two rollers 13 in the same row; in this embodiment, two rows of rollers 13 are provided, that is, four rollers 13 are provided; the frame 10 is provided with an armrest 11 at the end of the rail 40 remote from the slider 70.

The upper end of the frame 10 is provided with an elliptical slot matched with the rail 40, the rail 40 is provided with a slider slidably connected with the elliptical slot, and the rail 40 is slidably connected with the upper end of the frame 10 through the slider. The rotating shaft 14 is perpendicular to the long axis of the track 40, the frame 10 is fixed with the stepping motor 20, and the armrest 11 is provided with a switch 12 for controlling the forward and reverse rotation and the power failure of the stepping motor 20. A roller 21 is fixed on an output shaft of the stepping motor 20, two first one-way bearings 22 with opposite directions are arranged on the roller 21, a first transmission belt 15 connected with the rotating shaft 14 is arranged on one first one-way bearing 22, and a main gear 23 is fixed on the other first one-way bearing 22; a first rotating rod 30 parallel to the roller 21 is rotatably connected to the frame 10, a second rotating rod 33 perpendicular to the first rotating rod 30 is rotatably connected to the frame 10, a slave gear 31 meshed with the master gear 23 is arranged on the first rotating rod 30, a master bevel gear 32 is arranged on the first rotating rod 30, and a slave bevel gear 34 meshed with the first master bevel gear 32 is arranged on the second rotating rod 33; an internal ring gear 41 is fixed to the inside of the rail 40, and a half gear 35 that meshes with the internal ring gear 41 is provided on the second rotating lever 33.

A plurality of seedling clamping units 50 are arranged on the track 40 at even intervals, as shown in fig. 2, each seedling clamping unit 50 comprises two support rods 51 and two opposite clamping rods 52, the two support rods 51 are arranged on the track 40, sliding grooves 53 are arranged on the clamping rods 52, the support rods 51 are slidably connected in the sliding grooves 53, and tension springs 54 are connected between the support rods 51 and one ends of the sliding grooves 53, which are close to the outer sides of the track 40; a pushing block 55 is arranged at one end of each clamping rod 52 positioned on the inner side of the rail 40, the pushing block 55 is positioned between the two clamping rods 52 and is oppositely arranged, a clamping jaw 56 is arranged at one end of each clamping rod 52 positioned on the outer side of the rail 40, and the clamping jaw 56 is positioned between the two clamping rods 52 and is oppositely arranged; a sliding block 70 for pushing the pushing block 55 is slidably disposed on the frame 10 at an inner side of one end of the long axis of the rail 40, a third rotating rod 72 parallel to the second rotating rod 33 is rotatably disposed on the frame 10, a second conveyor belt 71 connected to the second rotating rod 33 is disposed on the third rotating rod 72, a cam 73 for pushing the sliding block 70 to slide is disposed on the third rotating rod 72, and an end of the sliding block 70 is aligned with one side of the pushing block 55.

A fourth rotating rod 81 parallel to the first rotating rod 30 is arranged on the rack 10, a third conveyor belt 80 connected with the fourth rotating rod 81 is arranged on the first rotating rod 30, a second one-way bearing 82 is arranged on the fourth rotating rod 81, a rotating gear 83 is arranged on the second one-way bearing 82, a vertical plate 84 is arranged on the rack 10 in a sliding mode, a rack 85 meshed with the rotating gear 83 is arranged on the vertical plate 84, and the diameter of the rotating gear 83 is equal to the length of the rack 85; the upper ends of the vertical plates 84 are provided with first elastic pieces 86 for restoring the positions of the vertical plates 84, and the lower ends of the vertical plates 84 are provided with soil burying units 90.

As shown in fig. 3, the soil burying unit 90 comprises two arc plates 91 perpendicular to the vertical plate 84, the concave sides of the two arc plates 91 are opposite, and the inner sides of the two arc plates 91 are aligned with the corresponding seedling clamping units 50 at the sliding block 70; one end of each of the two arc plates 91 is rotatably connected to the lower end of the vertical plate 84, and a rotating unit for controlling the relative rotation of the two arc plates 91 is arranged on the frame 10. The rotating units comprise pull ropes 93 and pull blocks 94, the inner sides of the two arc-shaped units are hinged with connecting rods 95, the upper ends of the connecting rods 95 are hinged to the pull blocks 94, one ends of the pull ropes 93 are fixed to the pull blocks 94, the other ends of the pull ropes 93 are fixed to the rack 10, the pull ropes 93 pull the pull blocks 94 to move upwards when the vertical plate 84 moves downwards, and a second elastic part 92 for restoring the position of the arc-shaped plate 91 is arranged between the two arc-shaped plates 91; in this embodiment, the first elastic member 86 and the second elastic member 92 are both springs.

When the seeds of crops need transplanting and planting after being grown into seedlings through centralized cultivation, the seedlings and the soil of the roots are separated, the roots of the seedlings are placed on the seedling clamping unit 50, and the roots of the seedlings are clamped and fixed through the clamping rods 52 and the clamping jaws 56. On the seedling clamping unit 50, under the action of the tension spring 54, the clamping rod 52 slides towards the inner side of the rail 40 at the side of the clamping rod 52 provided with the clamping jaw 56, the clamping rod 52 is shortened towards the outer side of the rail 40, and the clamping jaw 56 and the clamping rod 52 can clamp the seedling. After all the seedling clamping units 50 clamp and place seedlings, the handrail 11 is held by hands, the stepping motor 20 is started to rotate forwardly through the control switch 12, the stepping motor 20 rotates forwardly to drive the first one-way bearing 22 connected with the first conveying belt 15 to rotate, the first one-way bearing 22 drives the rotating shaft 14 to rotate through the first conveying belt 15, the roller 13 is made to rotate, and therefore the equipment moves and transfers the seedlings.

The device is moved to a farmland with dug pits, the outer side of one end of the track 40, which is provided with the sliding block 70, is aligned with the pits to be planted with seedlings, the stepping motor 20 is reversely rotated by the control switch 12, the roller 21 can reversely rotate, because the two first one-way bearings 22 are reversely arranged, the first one-way bearing 22 connected with the rotating shaft 14 through the first conveyor belt 15 can not rotate along with the roller 21, the first one-way bearing 22 provided with the main gear 23 can rotate along with the roller 21, the main gear 23 can drive the driven gear 31 to rotate, and the first rotating rod 30 can rotate. The first rotating rod 30 is provided with a main bevel gear 32, the second rotating rod 33 is provided with a slave bevel gear 34 meshed with the first main bevel gear 32, the first rotating rod 30 and the second rotating rod 33 are arranged vertically, and the second rotating rod 33 rotates under the transmission action of the main bevel gear 32 and the slave bevel gear 34.

The rotation of the second rotating rod 33 will drive the half gear 35 to rotate, and the rotation of the half gear 35 will move the internal tooth ring 41 for a certain distance, so that the rail 40 slides on the frame 10; the rail 40 slides to cause the seedling holding unit 50 to slide therewith, thereby aligning the seedling held on the seedling holding unit 50 with the pit for planting the seedling. The second rotating rod 33 rotates, the third rotating rod 72 is driven to rotate by the second conveyor belt 71, the cam 73 is driven to rotate by the third rotating rod 72, the cam 73 pushes the sliding block 70 to slide, and the sliding block 70 pushes the pushing block 55. Because the end of the clamping rod 52, which is positioned at the inner side of the rail 40, is provided with the push block 55, the push block 55 is positioned between the two clamping rods 52 and is arranged oppositely; the sliding block 70 pushes the pushing block 55 to push the clamping rods 52 to move in the sliding grooves 53, so that the tension springs 54 are stretched, the clamping rods 52 move from the inner side of the track 40 to the outer side of the track 40 after the tension springs 54 are stretched, the sliding block 70 continues to push the pushing block 55, the pushing block 55 rotates along the supporting rod 51, the clamping jaws 56 and the clamping rods 52 are accordingly released, clamping of seedlings is achieved, and the seedlings fall into pits for planting the seedlings.

Because the first rotating rod 30 is connected with the fourth rotating rod 81 through the third conveyor belt 80, the first rotating rod 30 drives the fourth rotating rod 81 to rotate when rotating, the fourth rotating rod 81 drives the rotating gear 83 to rotate through the second one-way bearing 82, the rotating gear 83 is meshed with the rack 85, and the rotating gear 83 rotates to enable the rack 85 to move downwards so as to enable the vertical plate 84 to move downwards; since the lower ends of the vertical plates 84 are provided with the buried soil units 90, the downward movement of the vertical plates 84 by the buried soil units 90 will move downward to contact the soil near the seedlings. With the vertical plate 84 moving downwards, the pulling rope 93 will produce pulling force on the pulling block 94 to make the pulling block 94 move upwards, the pulling block 94 moves upwards to make the upper end of the connecting rod 95 move upwards, and the lower end of the connecting rod 95 is hinged on the arc-shaped plate 91, so that the two arc-shaped plates 91 are relatively closed. Because the soil burying unit 90 comprises two arc-shaped plates 91 which are perpendicular to the vertical plate 84, the concave sides of the two arc-shaped plates 91 are arranged oppositely, and the inner sides of the two arc-shaped plates 91 are aligned with the seedling clamping units 50 corresponding to the sliding blocks 70; the arc 91 rotates relatively to push the soil near the seedling into the seedling planting pit, so that the seedling planting pit is filled up, the seedling keeps a vertical state, and the seedling planting is completed.

After the seedlings are planted, the stepping motor 20 is controlled to rotate forwards through the control switch 12, the moving direction of the equipment is controlled through the handrail 11, and the seedlings on other seedling clamping units 50 are planted again according to the steps. After the stepping motor 20 rotates forwards, the two first one-way bearings 22 are arranged in opposite directions, so that the first one-way bearings 22 connected with the rotating shaft 14 through the first conveyor belt 15 rotate along with the rolling shaft 21, and the equipment moves in a farmland; the first one-way bearing 22 provided with the master gear 23 will not rotate with the roller 21 and the master gear 23 will not rotate, so that the first rotating rod 30, the master bevel gear 32, the slave bevel gear 34, the second rotating rod 33, the half gear 35, the third rotating rod 72, the cam 73, the fourth rotating rod 81 and the rotating gear 83 will not rotate with them.

The non-rotation of the half gear 35 causes the internal ring gear 41 not to move and the rail 40 does not slide on the frame 10. The cam 73 does not rotate, the sliding block 70 does not exert a thrust action on the pushing block 55, and the tension spring 54 contracts, so that the clamping rod 52 moves from the outer side of the track 40 to the inner side of the track 40 along the sliding groove 53, and the clamping rod 52 returns to the original position, so that the seedling is clamped conveniently. The rotating gear 83 does not rotate, the vertical plate 84 moves upwards to return to the original position under the action of the first elastic element 86, the vertical plate 84 moves upwards the rack 85 to drive the rotating gear 83 to rotate, and the rotating gear 83 rotates and does not enable the fourth rotating rod 81 to rotate as the rotating gear 83 is connected with the fourth rotating rod 81 through the second one-way bearing 82. The soil burying unit 90 at the lower end of the vertical plate 84 moves upwards after the vertical plate 84 moves upwards, the two arc-shaped plates 91 can be controlled to rotate to the original position through the rotating unit, and after the soil burying unit 90 moves upwards, the planted seedlings are not affected in the moving process of the equipment.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A seedling rapid planting device is characterized by comprising a rack and an oval track, wherein a plurality of rows of rollers are arranged at the lower end of the rack, each row of rollers is provided with two rollers, and a rotating shaft is fixedly connected between the two rollers in the same row; the track is connected to the upper end of the rack in a sliding mode, the rotating shaft is perpendicular to the long axis of the track, the rack is fixedly provided with a stepping motor, an output shaft of the stepping motor is fixedly provided with a rolling shaft, two first one-way bearings in opposite directions are arranged on the rolling shaft, one first one-way bearing is provided with a first conveying belt connected with the rotating shaft, and the other first one-way bearing is fixedly provided with a main gear; a first rotating rod parallel to the rolling shaft is rotatably connected to the rack, a second rotating rod perpendicular to the first rotating rod is rotatably connected to the rack, a slave gear meshed with the master gear is arranged on the first rotating rod, a master bevel gear is arranged on the first rotating rod, and a slave bevel gear meshed with the first master bevel gear is arranged on the second rotating rod; an internal tooth ring is fixed on the inner side of the track, and a half gear meshed with the internal tooth ring is arranged on the second rotating rod;

2. A seedling rapid planting device as claimed in claim 1, wherein the rotating unit comprises a pull rope and a pull block, the inner sides of the two arc-shaped units are hinged with connecting rods, the upper ends of the connecting rods are hinged on the pull block, one end of the pull rope is fixed on the pull block, the other end of the pull rope is fixed on the frame, the pull rope pulls the pull block to move upwards when the vertical plate moves downwards, and a second elastic member for restoring the position of the arc-shaped plate is arranged between the two arc-shaped plates.

3. A seedling rapid planting device as claimed in claim 1, wherein the diameter of the rotating gear is equal to the length of the rack gear.

4. A seedling rapid planting device as claimed in claim 1, wherein the rollers are provided in two rows, and the number of the rollers is four; the seedling clamping units are evenly arranged at intervals.

5. A seedling rapid planting device as claimed in claim 1, wherein the first elastic member and the second elastic member are both springs.

6. A seedling rapid planting device as claimed in any one of claims 1 to 5, wherein a handrail is arranged at one end of the rack, which is far away from the sliding block, on the long axis of the track, and a switch for controlling the forward and reverse rotation and power-off of the stepping motor is arranged on the handrail.