CN117716844A - Corn cultivation is with directional seeder of depth setting - Google Patents

Abstract

The invention relates to the technical field of corn seedling cultivation and discloses a fixed-depth directional seeding device for corn cultivation, which comprises a movable telescopic part, a clamping mechanism, a conveying part and a fixed-depth planting mechanism, wherein the clamping mechanism comprises a mounting sliding rail and an electric clamp, a camera is arranged above the electric clamp, a rotation adjusting component is movably connected inside the electric clamp, an auxiliary clamping component is arranged at the lower side of the electric clamp, and the fixed-depth planting mechanism comprises a planting component, a driving component and a linkage component and a fixed-soil component which are movably arranged at the periphery of the lower end.

Description

Corn cultivation is with directional seeder of depth setting

Technical Field

The invention relates to the technical field of corn seedling cultivation, in particular to a fixed-depth and directional sowing device for corn cultivation.

Background

The two planting methods of the corn are common irregular planting and directional planting, and compared with common planting, the corn with directional planting can correspondingly improve the planting density ratio, thereby correspondingly achieving the purpose of increasing yield.

The directional cultivation method is that when 2-3 leaves grow out of corn seedling, the longest leaf points to the direction of the fruit. According to the rule, the directional leaves of the seedlings are arranged in rows along the same direction during transplanting, thus realizing directional fruit bearing

The planting mode of the corn at the present stage is also divided into two modes, one mode is that the corn is directly sown by a seeder without raising seedlings of the corn, the planting mode is simple and quick, and has the advantage of high sowing speed, but the planting method has the defect that part of the planting method does not bud and break the ridge due to the germination rate of the seeds, so that the second inspection is needed manually and the transplanting and the reseeding are carried out, in addition, the planting method has a plurality of interference factors, and the corn is difficult to effectively and directionally plant;

in addition, the existing fixed-depth cultivation device can generate certain soil squeezing and soil poking phenomena in the actual planting process, the root of the seedling is easy to loosen, the seedling growth is not beneficial, and therefore the fixed-depth directional seeding device for corn cultivation is necessary to develop.

Disclosure of Invention

The invention aims to provide a fixed-depth directional sowing device for corn cultivation, which solves the problems that the existing transplanting machine is inconvenient to perform effective directional cultivation on corn seedlings, and the phenomena of soil squeezing and soil shifting are easy to occur in the planting process, so that the existing transplanting machine does not generate beneficial seedling growth.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a corn cultivation is with directional seeder of fixed depth, including removing the telescoping part, fixture, conveying part, fixed depth planting mechanism, fixture is provided with the multiunit, remove the fixture of telescoping part drive multiunit and remove in step, fixture is used for centre gripping corn seedling and puts in the conveying part with the seedling, conveying part is used for conveying the seedling to fixed depth planting mechanism, fixed depth planting mechanism is used for the cultivation of seedling, remove the telescoping part, fixture, conveying part, fixed depth planting mechanism are all installed on agricultural machine, fixture includes installation slide rail and electric jig, electric jig's top is provided with the probe, electric jig's inside swing joint has rotation regulation subassembly, auxiliary clamping subassembly is installed to electric jig's downside, the probe, rotation regulation subassembly and auxiliary clamping subassembly are in same vertical line.

The fixed-depth planting mechanism comprises a planting assembly and a driving assembly, wherein the periphery of the lower end of the planting assembly is movably provided with symmetrically arranged linkage assemblies, and the lower ends of the two groups of linkage assemblies are fixedly provided with symmetrically arranged soil fixing assemblies.

Further, the upper surface fixed mounting of electronic anchor clamps has the installation locating part, and the surface level of installation locating part runs through sliding connection has spacing slide bar, and the lower extreme swing joint of installation slide rail and removal telescopic part runs through the installation locating part of multiunit simultaneously, and the top at the installation locating part of probe fixed mounting makes a video recording.

Further, the shooting lens central position of the shooting probe is provided with a shielding pad, a CPU for processing shooting content of the shooting probe is arranged in the shooting probe, the CPU is used for measuring and calculating the area of a green area in a photo obtained by shooting of the shooting probe and analyzing and processing data, and the shielding pad is used for shielding the trunk of the corn seedling when the shooting probe shoots the corn seedling.

Further, the electric clamp comprises a clamping driving body fixedly arranged at one end of the mounting sliding rail, and a pair of clamping blocks which are used for clamping and driving one side of the clamping driving body, wherein the lower end of each clamping block is provided with a rotary mounting groove, one side of each clamping driving body is provided with a sliding groove, the sliding grooves are arranged below the corresponding clamping blocks, and the rotary adjusting assembly is arranged on the inner side of each clamping block.

Further, rotate the semicircle piece of adjusting part including setting up at grip block one side gomphosis movable mounting, the annular groove has been seted up to the side of semicircle piece, be provided with the tooth in the recess, semicircle piece both ends surface fixed mounting has two sets of spring A respectively, spring A's one end carries out fixed connection with the inner wall of grip block, semicircle piece of two sets of is the symmetry setting and can make up into a cylinder, the region of semicircle piece center centre gripping of two sets up to the compliance, through the pulling force effect of spring A semicircle piece for semicircle piece tightly gomphosis is in one side of grip block, and under the effect that does not have the external force, can initiatively stimulate semicircle piece and resume initial state.

Further, the rotation adjusting assembly further comprises a rack arranged on one side of the semicircular block and meshed with the meshing teeth, one end of the rack is fixedly connected with an electric push rod, and the electric push rod is in electric signal connection with the CPU inside the camera probe.

Further, the auxiliary clamping assembly comprises a U-shaped rod which is arranged below the semicircular block in a rotating mode, a rotating shaft part is rotatably arranged on one side of the U-shaped rod, two groups of buffer parts are movably arranged on one side of the bottom end of the U-shaped rod, one ends of the two groups of buffer parts are fixedly connected with one flexible clamping strip, two groups of threaded adjusting rods are movably connected with the other side of the bottom end of the U-shaped rod through threads, one ends of the threaded adjusting rods are fixedly connected with the buffer parts, a rotating mounting column is fixedly arranged at the upper end of the U-shaped rod, a rotating hole is formed in the middle of the U-shaped rod, the rotating shaft part comprises an axle center column which is rotatably connected with the inner side of the rotating hole, one end of the axle center column is fixedly connected with a connecting sliding block, one side of the connecting sliding block is fixedly connected with a spring B, one end of the spring B is fixedly connected with the inner wall of the sliding groove, the rotating mounting column is rotatably mounted on the inner side of the rotating mounting groove, a hole for mounting the rotating mounting column is formed in the inner wall of the rotating mounting groove, and the diameter of the rotating mounting column is larger than the diameter of the rotating mounting column, so that the rotating mounting column can rotate around a small-range arc motion performed by the axle center column.

Further, the subassembly of planting is including setting up the double-deck arc piece of below movable mounting at the conveying part, and the lower extreme fixed mounting of double-deck arc piece has the installation connecting portion, and the lower extreme movable mounting of installation connecting portion has the seeding point mouth, and the both sides of seeding point mouth rotate and install the rotation impeller that the symmetry set up, and the inside of installation connecting portion is provided with the electronic cylinder that drives the seeding point mouth and open and shut repeatedly, the drive assembly is including rotating driven lever A and the driven lever B of installing connecting portion one side, and driven lever A's upper end rotates and is connected with the actuating lever, and the upper end of actuating lever rotates and is connected with the disc, and the actuating lever is connected with the eccentric rotation of disc, and one side of disc is connected with the output of motor, and driven lever A is parallel arrangement each other with driven lever B's one end and drive disc pivoted motor all installs on agricultural machine, and is connected between driven lever A and the agricultural machine, has the passageway of throwing in between the lower surface of conveying part and the funnel, and the maize seedling after the directional adjustment falls into the inboard of funnel after the passageway, makes planting point mouth move perpendicularly through disc rotation linkage to make planting tip, and insert the seedling in the fixed land and insert the planting point mouth and open the soil in the planting.

Further, the linkage assembly is including setting up the mounting bracket at installation connecting portion lower extreme fixed mounting, the lower extreme one side rotation of mounting bracket is installed with limit rotation piece B and limit rotation piece A, limit rotation piece B, the mounting bracket is provided with two sets of with sowing sharp mouth as the symmetry center, synchronous push rod of a set of fixedly connected with between the limit rotation piece A of two sets of and the limit rotation piece B upper end of two sets of respectively, synchronous push rod's middle part rotates with the one end of rotating the impeller to be connected, at sowing sharp mouth open in-process, sowing sharp mouth's both sides can promote the outside motion of synchronous push rod of two sets of through rotating the impeller, the linkage makes two sets of limit rotation piece A with limit rotation piece B's lower extreme can draw close to each other, otherwise can open each other.

Further, the fixed soil subassembly is including setting up at same limit rotation piece A and same limit rotation piece B lower extreme fixed mounting's four double-deck arc pieces, the inside swing joint of double-deck arc piece has two sets of connecting slide bars, the lower extreme fixedly connected with semicircle piece of connecting slide bar, the connecting slide bar is in the surface cover between double-deck arc piece and spring C is equipped with spring C, semicircle piece's lower extreme movable mounting has the fixed soil part of multiunit, semicircle piece is provided with two sets of, semicircle piece of two sets of is installed respectively in same limit rotation piece A and same limit rotation piece B's below, fixed soil part is including the installation cap of fixed mounting at semicircle piece lower extreme, the card is held the hole in the inside of installation cap, the lower extreme movable mounting of installation cap has fixed soil pole, the upper end fixedly connected with round platform of fixed soil pole, the upper end fixedly connected with card holds the ball of connection round platform, card holds the ball and connects movable mounting in the inboard of card holding hole.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention provides a fixed-depth directional seeding device for corn cultivation, which is characterized in that a camera probe is arranged above an electric clamp, a rotation adjusting component and an auxiliary clamping component are arranged at the clamping end of the electric clamp, the camera probe is used for measuring the rotation angle required by the directional operation of corn seedlings, and then the electric clamp is used for driving the rotation adjusting component and the auxiliary clamping component to operate in a matched manner, so that the corn seedlings can effectively rotate to the required angle, and the requirement of the directional operation of the corn seedlings is met.

2. The invention provides a fixed-depth directional sowing device for corn cultivation, which is characterized in that a linkage assembly and a soil fixing assembly are arranged around the lower end of a planting assembly, so that the linkage assembly is connected with two ends of a sowing tip, and the soil fixing assembly is connected with the lower end of the linkage assembly, so that when seedlings are planted up and down, the soil fixing assembly can synchronously and automatically prevent soil around the sowing tip from being squeezed out, and the soil around the root of the seedling is compacted, so that the fixed-root growth of the seedling is facilitated.

Drawings

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

FIG. 2 is a schematic diagram of a clamping mechanism in a head-up configuration of the present invention;

FIG. 3 is a schematic view of the bottom structure of the clamping mechanism of the present invention;

FIG. 4 is a schematic diagram of the working principle of the camera probe of the present invention;

FIG. 5 is a schematic view of the structure of the electric clamp of the present invention;

FIG. 6 is a schematic view of a rotation adjustment assembly according to the present invention;

FIG. 7 is a schematic view of an auxiliary clamping assembly according to the present invention;

FIG. 8 is a schematic view of an auxiliary clamping assembly of the present invention in a disassembled configuration;

FIG. 9 is a schematic diagram of the depth-setting planting mechanism of the present disclosure;

FIG. 10 is a schematic view of the planting assembly of the present disclosure;

FIG. 11 is a schematic view of the structure of the linkage assembly and soil fixing assembly of the present invention;

FIG. 12 is a schematic view of a disassembled structure of the linkage assembly of the present invention;

FIG. 13 is a schematic view of a soil fixing assembly according to the present invention;

FIG. 14 is a schematic view of the soil fixing device of the present invention;

FIG. 15 is a schematic view of the soil fixing device of the present invention in a disassembled configuration;

FIG. 16 is a schematic view of photographs taken of seedlings by the camera probe of the present invention.

In the figure: 1. moving the telescopic part; 2. a clamping mechanism; 21. installing a sliding rail; 22. an electric clamp; 221. clamping the driving body; 222. a chute; 223. a clamping block; 224. rotating the mounting groove; 23. installing a limiting piece; 231. a limit slide bar; 24. an imaging probe; 241. a shielding pad; 25. a rotation adjustment assembly; 251. a rack; 252. an electric push rod; 253. a semicircle block; 254. tooth engagement; 255. a spring A; 26. an auxiliary clamping assembly; 261. a U-shaped rod; 2611. rotating the mounting column; 2612. a rotation hole; 262. a rotation shaft member; 2621. an axle center column; 2622. the connecting slide block; 2623. a spring B; 263. a threaded adjusting rod; 264. a buffer member; 265. a flexible clamping strip; 3. a conveying section; 4. a depth-fixed planting mechanism; 41. planting the assembly; 411. a funnel; 412. installing a connecting part; 413. sowing a tip mouth; 414. rotating the pushing member; 42. a drive assembly; 421. a disc; 422. a driving rod; 423. a driven rod A; 424. a driven rod B; 43. a linkage assembly; 431. the same-side rotating piece A; 432. the same-side rotating piece B; 433. a mounting frame; 434. a synchronous push rod; 44. a soil fixing component; 441. double-layer arc blocks; 442. connecting a slide bar; 443. a spring C; 444. a semicircle block; 445. a soil fixing component; 4451. installing a cap; 4452. a soil fixing rod; 4453. a clamping hole; 4454. clamping the ball; 4455. and the round table is connected.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

For a further understanding of the present invention, the present invention will be described in detail with reference to the drawings.

Referring to fig. 1-2, a fixed depth directional seeding device for corn cultivation comprises a movable telescopic part 1, a clamping mechanism 2, a conveying part 3 and a fixed depth planting mechanism 4, wherein the clamping mechanism 2 is provided with a plurality of groups, the movable telescopic part 1 drives the clamping mechanisms 2 of the plurality of groups to synchronously move, the clamping mechanism 2 is used for clamping corn seedlings and throwing the seedlings into the conveying part 3, the conveying part 3 is used for conveying the seedlings to the fixed depth planting mechanism 4, the fixed depth planting mechanism 4 is used for cultivating the seedlings, the movable telescopic part 1, the clamping mechanism 2, the conveying part 3 and the fixed depth planting mechanism 4 are all installed on an agricultural machine, the clamping mechanism 2 comprises an installation sliding rail 21 and an electric clamp 22, an imaging probe 24 is arranged above the electric clamp 22, a rotation adjusting assembly 25 is movably connected inside the electric clamp 22, an auxiliary clamping assembly 26 is installed on the lower side of the electric clamp 22, and the imaging probe 24, the rotation adjusting assembly 25 and the auxiliary clamping assembly 26 are located in the same vertical line.

The invention is further described below with reference to examples.

Referring to fig. 9, the fixed depth planting mechanism 4 includes a planting assembly 41 and a driving assembly 42, wherein a symmetrically arranged linkage assembly 43 is movably mounted at the periphery of the lower end of the planting assembly 41, and symmetrically arranged fixed soil assemblies 44 are fixedly arranged at the lower ends of the two groups of linkage assemblies 43;

referring to fig. 2-8 and 16, the upper surface of the electric fixture 22 is fixedly provided with a mounting limiting piece 23, the outer surface of the mounting limiting piece 23 horizontally penetrates through and is slidably connected with a limiting slide bar 231, the mounting slide rail 21 is movably connected with the lower end of the movable telescopic part 1, the limiting slide bar 231 simultaneously penetrates through a plurality of groups of mounting limiting pieces 23, the camera probe 24 is fixedly arranged at the top end of the mounting limiting piece 23, the plurality of groups of electric fixtures 22 can be synchronously and equidistantly separated or closed by folding and unfolding the movable telescopic part 1, the limiting slide bar 231 is used for limiting the mounting limiting piece 23, so that the electric fixtures 22 at the lower ends of the plurality of groups of mounting limiting pieces 23 can be positioned in the same vertical plane at any time, after the electric fixtures 22 clamp corn seedlings, the seedlings can be synchronously and accurately thrown into the conveying part 3, a shielding pad 241 is arranged at the center position of a shooting lens of the camera probe 24, the inside of the camera probe 24 is provided with a CPU for processing the shooting content of the camera probe 24, the CPU is used for measuring and calculating the area of a green area in the photos shot by the camera probe 24 and analyzing and processing data, the shielding pad 241 is used for shielding the trunk of the corn seedlings when the camera probe 24 shoots the corn seedlings, so that when the camera probe 24 shoots the corn seedlings, the blades are distinguished and the area of each leaf of the CPU is convenient for measuring and calculating, one end of the mounting slide rail 21 is fixedly provided with the clamping driving body 221, one side of the clamping driving body 221 is provided with a pair of clamping blocks 223 for clamping and driving, the lower end of the clamping blocks 223 is provided with a rotary mounting groove 224, one side of the clamping driving body 221 is provided with a sliding groove 222, the sliding groove 222 is positioned below the clamping blocks 223, the rotary adjusting component 25 is mounted at the inner side of the clamping blocks 223, the clamping block 223 is provided with a semicircular block 253 on one side in a jogging and movable way, the side surface of the semicircular block 253 is provided with an annular groove, the inside of the groove is provided with a meshing tooth 254, two groups of springs A255 are respectively fixedly arranged on the surfaces of the two ends of the semicircular block 253, one end of each spring A255 is fixedly connected with the inner wall of the clamping block 223, the two groups of semicircular blocks 253 are symmetrically arranged and can be combined into a cylinder, the central clamping area of the two groups of semicircular blocks 253 is provided with a flexible body, the semicircular block 253 is tightly jogged on one side of the clamping block 223 under the tensile force of the springs A255, the semicircular block 253 can be actively pulled to restore to an initial state under the action of no external force, one side of the semicircular block 253 is provided with a rack 251 meshed and connected with the meshing tooth 254, one end of each rack 251 is fixedly connected with an electric push rod 252, and the electric push rod 252 is electrically connected with a CPU inside the camera 24, the U-shaped rod 261 is rotatably arranged below the semicircular block 253, the rotating shaft member 262 is rotatably arranged at one side of the U-shaped rod 261, two groups of buffer members 264 are movably arranged at one side of the bottom end of the U-shaped rod 261, one ends of the two groups of buffer members 264 are fixedly connected with one group of flexible clamping bars 265, the other side of the bottom end of the U-shaped rod 261 is movably connected with two groups of threaded adjusting rods 263, one ends of the threaded adjusting rods 263 are fixedly connected with the buffer members 264, the upper end of the U-shaped rod 261 is fixedly provided with a rotating mounting column 2611, the middle part of the U-shaped rod 261 is provided with a rotating hole 2612, the rotating shaft member 262 comprises an axle center column 2621 which is rotatably connected with the inner side of the rotating hole 2612, one end of the axle center column 2621 is fixedly connected with a connecting sliding block 2622, one side of the connecting sliding block 2622 is fixedly connected with a spring B2623, one end of the spring B2623 is fixedly connected with the inner wall of the sliding groove 222, the rotation mounting column 2611 is rotatably mounted at the inner side of the rotation mounting groove 224, and a hole for mounting the rotation mounting column 2611 is formed in the inner wall of the rotation mounting groove 224, and the diameter thereof is larger than that of the rotation mounting column 2611. Thereby being used for meeting the small-range circular arc motion of the rotary mounting column 2611 around the axle center column 2621;

in use, after the clamping blocks 223 drive the semicircular blocks 253 to clamp corn seedlings, the racks 251 can be pushed to move by adjusting the electric push rods 252, so that two groups of semicircular blocks 253 clamping the corn seedlings are driven to carry out forward and backward angle adjustment within forty-five degrees, when the orientation angle adjustment of the corn seedlings is greater than forty-five degrees, the clamping blocks 223 of the two groups can be controlled to drive the semicircular blocks 253 to release the corn seedlings in a small amplitude first, in the outward release process of the clamping blocks 223, the clamping blocks 223 of the two groups can drive the rotating mounting columns 2611 of the two groups to move outwards by taking the axle center columns 2621 as the axle center, then the lower ends of the U-shaped rods 261 of the two groups can drive the flexible clamping strips 265 of the two groups to clamp the corn seedlings, in the front and back sequence of the clamping relationship, the flexible clamping strips 265 of the two groups can clamp the corn seedlings completely, then the two groups of semicircular blocks 253 are completely loosened to the corn seedlings, then the electric push rod 252 stops acting, the two groups of semicircular blocks 253 return to the initial parallel position under the action of the traction force of the spring A255, then the two groups of semicircular blocks 253 are combined to clamp the corn seedlings, under the action of linkage, the two groups of flexible clamping strips 265 can be expanded, at the moment, the angle of the corn seedlings can be adjusted by controlling the electric push rod 252 to stretch, the corn seedlings can be finally adjusted to the required orientation angle through the repeated process, then the two groups of clamping blocks 223 can be loosened to the maximum position, the connecting sliding blocks 2622 also slide outwards under the action of the tension force of the U-shaped rods 261 in the process, finally the two groups of flexible clamping strips 265 loosen the clamping to the corn seedlings, the corn seedlings can freely fall to the inner side of the conveying part 3, the transmission of the transmission part 3 is carried to the given deep planting mechanism 4 to perform planting work, the buffer part 264 is arranged to buffer the clamping force exerted by the two groups of flexible clamping strips 265 on corn seedlings, so that the corn seedlings are prevented from being damaged by clamping, and the arrangement of the screw thread adjusting rods 263 enables the spacing between the two groups of flexible clamping strips 265 to be changed by rotating the four groups of screw thread adjusting rods 263, thereby meeting the planting requirements of crops with different trunk diameters;

in operation, firstly, the semicircular block 253 is driven by the clamping block 223 to clamp corn seedlings, then, the corn seedlings are photographed by the camera probe 24, the photographed photo picture information is sent to the CPU, the area of the green leaf area in the picture is calculated by the CPU, the azimuth of the leaf with the largest green area is calculated to be the fruiting direction of the corn seedlings, then, the CPU calculates the angle to be rotated when the fruiting direction of the corn seedlings is rotated to the direction to be oriented, and finally, the corn seedlings can be oriented by controlling the electric push rod 252 to be matched with the clamping block 223.

Referring to fig. 9-15, a double-layer arc block 441 is movably mounted below the conveying part 3, a mounting connection part 412 is fixedly mounted at the lower end of the double-layer arc block 441, a sowing tip 413 is movably mounted at the lower end of the mounting connection part 412, symmetrically arranged rotary pushing parts 414 are rotatably mounted at two sides of the sowing tip 413, an electric cylinder for driving the sowing tip 413 to repeatedly open and close is arranged in the mounting connection part 412, the driving assembly 42 comprises a driven rod a423 and a driven rod B424 rotatably mounted at one side of the mounting connection part 412, the upper end of the driven rod a423 is rotatably connected with a driving rod 422, the upper end of the driving rod 422 is rotatably connected with a disc 421, the driving rod 422 is eccentrically and rotatably connected with the disc 421, one side of the disc 421 is connected with the output end of a motor, the driven rod a423 and the driven rod B424 are mutually parallel, the driven rod A423 and one end of the driven rod B424 and the motor for driving the disc 421 to rotate are both arranged on the agricultural machine, the driven rod A423 and the driven rod B424 are rotatably connected with the agricultural machine, a throwing channel exists between the lower surface of the conveying part 3 and the hopper 411, corn seedlings which are directionally regulated on the inner side of the conveying part 3 fall into the inner side of the hopper 411 after passing through the throwing channel, then the planting assembly 41 vertically moves downwards through the rotation linkage of the disc 421, the sowing tip 413 is fixedly inserted into the ground, the sowing tip 413 is driven to open by the installation connecting part 412, the corn seedlings are cultivated into the ground, the installation frame 433 is fixedly installed at the lower end of the installation connecting part 412, the same-side rotating part B432 and the same-side rotating part A431 are rotatably installed at one side of the lower end of the installation frame 433, two groups of the same-side rotating part A431, the same-side rotating part B432 and the installation frame 433 are arranged by taking the sowing tip 413 as a symmetry center, a group of synchronous push rods 434 are fixedly connected between the upper ends of the same-side rotating pieces A431 and the same-side rotating pieces B432 of the two groups respectively, the middle part of the synchronous push rods 434 is in rotary connection with one end of the rotary pushing piece 414, in the process of opening the sowing tip 413, two sides of the sowing tip 413 push the synchronous push rods 434 of the two groups to move outwards through the rotary pushing piece 414, the lower ends of the same-side rotating pieces A431 and the same-side rotating pieces B432 of the two groups are linked to each other, otherwise, the two groups of synchronous push rods 434 are mutually opened, the lower ends of the same-side rotating pieces A431 and the same-side rotating pieces B432 are fixedly provided with four groups of double-layer arc-shaped blocks 441, the inner parts of the double-layer arc-shaped blocks 441 are movably connected with two groups of connecting slide rods 442, the lower ends of the connecting slide rods 442 are fixedly connected with semicircular blocks 444, the outer surfaces of the double-layer arc-shaped blocks 441 and the springs C443 are sleeved with springs C443, the lower ends of the semicircular blocks 444 are movably provided with multiple groups of fixed soil parts 445, the two groups of the semicircular blocks 444 are arranged with two groups, the circular blocks 444 are respectively arranged with the lower ends of the circular blocks A431 and the lower ends of the same-side rotating pieces B432, the circular caps 4455 are fixedly connected with the inner side caps 4455, the inner side caps 4455 are fixedly connected with the inner caps 4452, and the inner caps 4455 are movably connected with the inner caps 4452;

when the corn seedling transplanting device is used, corn seedlings are carried by the planting assembly 41, the linkage assembly 43 and the soil fixing assembly 44 move downwards, multiple groups of soil fixing rods 4452 are vertically and downwards arranged before the sowing tip 413 is inserted into the soil due to gravity, so that the soil squeezing effect generated when the sowing tip 413 is inserted into the soil is reduced, then the rising of the sowing tip 413 is followed to open the corn seedling planting process, the open sowing tip 413 correspondingly breaks out the two sides of the soil, at the moment, the soil fixing rods 4452 and the semicircular blocks 444 at the upper end are acted by the thrust of the springs C443 and can stay in the soil, the two groups of semicircular blocks 444 drive the multiple groups of soil fixing rods 4452 to be inwards compacted under the action of the linkage assembly 43, the effect of fixing the roots of the corn seedlings is achieved through the inner soil compaction, the multiple groups of the semicircular blocks 444 drive the soil fixing rods 4452 to be pulled out in the soil, the multiple groups of the semicircular blocks 4452 are adjusted to be close to each other along with the vertical direction of the semicircular blocks 444, and the risk that the seedlings are pulled out is avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a directional seeder of fixed depth for corn cultivation, including removing telescopic machanism (1), fixture (2), conveying portion (3), fixed depth planting mechanism (4), fixture (2) are provided with the multiunit, remove fixture (2) of telescopic machanism (1) drive multiunit and remove in step, fixture (2) are used for the centre gripping corn seedling and put in seedling to conveying portion (3), conveying portion (3) are used for conveying the seedling to fixed depth planting mechanism (4), fixed depth planting mechanism (4) are used for the cultivation of seedling, remove telescopic machanism (1), fixture (2), conveying portion (3), fixed depth planting mechanism (4) all install on agricultural machine, its characterized in that: the clamping mechanism (2) comprises a mounting sliding rail (21) and an electric clamp (22), a camera probe (24) is arranged above the electric clamp (22), a rotation adjusting assembly (25) is movably connected inside the electric clamp (22), an auxiliary clamping assembly (26) is arranged on the lower side of the electric clamp (22), and the camera probe (24), the rotation adjusting assembly (25) and the auxiliary clamping assembly (26) are located in the same vertical line;

the fixed-depth planting mechanism (4) comprises a planting assembly (41) and a driving assembly (42), wherein a symmetrically arranged linkage assembly (43) is movably arranged at the periphery of the lower end of the planting assembly (41), and symmetrically arranged soil fixing assemblies (44) are fixedly arranged at the lower ends of the two groups of linkage assemblies (43).

2. The fixed depth directional sowing device for corn cultivation according to claim 1, wherein: the upper surface fixed mounting of electronic anchor clamps (22) has installation locating part (23), and the surface level of installation locating part (23) runs through sliding connection has spacing slide bar (231), and installation slide rail (21) and the lower extreme swing joint of removal telescopic portion (1) run through multiunit installation locating part (23) simultaneously, and camera probe (24) fixed mounting is at the top of installation locating part (23).

3. The fixed depth directional sowing device for corn cultivation according to claim 2, wherein: the device is characterized in that a shielding pad (241) is arranged at the center of a shooting lens of the shooting probe (24), a CPU for processing shooting content of the shooting probe (24) is arranged in the shooting probe (24), the CPU is used for measuring and calculating the area of a green area in a photo shot by the shooting probe (24) and performing data analysis processing, and the shielding pad (241) is used for shielding the trunk of the corn seedling when the shooting probe (24) shoots the corn seedling.

4. A depth-setting directional sowing device for corn cultivation according to claim 3, wherein: the electric clamp (22) comprises a clamping driving body (221) fixedly mounted at one end of the mounting sliding rail (21), and a pair of clamping blocks (223) which are used for clamping and driving on one side of the clamping driving body (221), wherein a rotating mounting groove (224) is formed in the lower end of each clamping block (223), a sliding groove (222) is formed in one side of the clamping driving body (221), the sliding groove (222) is located below each clamping block (223), and a rotating adjusting assembly (25) is mounted on the inner side of each clamping block (223).

5. The fixed depth directional sowing device for corn cultivation according to claim 4, wherein: the rotation adjusting assembly (25) comprises a semicircular block (253) which is arranged on one side of the clamping block (223) and is embedded and movably mounted, an annular groove is formed in the side face of the semicircular block (253), meshing teeth (254) are arranged in the groove, two groups of springs A (255) are fixedly mounted on the surfaces of two ends of the semicircular block (253) respectively, one ends of the springs A (255) are fixedly connected with the inner wall of the clamping block (223), the semicircular blocks (253) of the two groups are symmetrically arranged and can be combined into a cylinder, and the central clamping area of the semicircular block (253) of the two groups is set to be soft.

6. The fixed depth directional sowing device for corn cultivation according to claim 5, wherein: the rotation adjusting assembly (25) further comprises a rack (251) which is arranged on one side of the semicircular block (253) and is meshed with the meshing teeth (254), one end of the rack (251) is fixedly connected with an electric push rod (252), and the electric push rod (252) is electrically connected with a CPU (Central processing Unit) in the camera probe (24).

7. The fixed depth directional sowing device for corn cultivation as claimed in claim 6, wherein: the auxiliary clamping assembly (26) comprises a U-shaped rod (261) which is rotatably arranged below the semicircular block (253), one side of the U-shaped rod (261) is rotatably provided with a rotating shaft part (262), one side of the bottom end of the U-shaped rod (261) is movably provided with two groups of buffer parts (264), one end of each buffer part (264) of each two groups is fixedly connected with one group of flexible clamping bars (265), the other side of the bottom end of the U-shaped rod (261) is movably connected with two groups of threaded adjusting rods (263), one end of each threaded adjusting rod (263) is fixedly connected with each buffer part (264), the upper end of the U-shaped rod (261) is fixedly provided with a rotating mounting column (2611), the middle part of the U-shaped rod (261) is provided with a rotating hole (2612), the rotating shaft part (262) comprises an axle center column (2621) which is rotatably connected with the inner side of the rotating hole (2612), one end of each axle center column (2621) is fixedly connected with a connecting slide block (2622), one side of each connecting slide block (2622) is fixedly connected with a spring B (2623), one end of each connecting slide block (2622) is slidably mounted on the inner side of each connecting slide block (2622) is slidably mounted on the corresponding inner wall (222) of the rotating groove (2611) and is fixedly mounted on the inner wall (224) of the rotating mounting column (224), the diameter of which is larger than the diameter of the rotational mounting post (2611).

8. The fixed depth directional sowing device for corn cultivation according to claim 1, wherein: the utility model provides a planting subassembly (41) including setting up double-deck arc piece (441) of transport portion (3) below movable mounting, the lower extreme fixed mounting of double-deck arc piece (441) has installation connecting portion (412), the lower extreme movable mounting of installation connecting portion (412) has seeding sharp mouth (413), rotation impeller (414) that the symmetry set up are installed in the both sides rotation of seeding sharp mouth (413), the inside of installation connecting portion (412) is provided with the electric cylinder that drives seeding sharp mouth (413) and open and shut repeatedly, drive subassembly (42) are including rotating driven lever A (423) and driven lever B (424) of installing connecting portion (412) one side, the upper end rotation of driven lever A (423) is connected with actuating lever (422), the upper end rotation of actuating lever (422) is connected with disc (421), one side of disc (421) is connected with the output of motor, driven lever A (423) and driven lever B (424) are mutual parallel arrangement, driven lever A (423) and driven lever B (424) are all connected with agricultural machine (421) rotation between driven lever A and driven lever B (423) and the rotation of motor.

9. The fixed depth directional sowing device for corn cultivation as claimed in claim 8, wherein: the linkage assembly (43) comprises a mounting rack (433) fixedly mounted at the lower end of the mounting connection part (412), a same-side rotating piece B (432) and a same-side rotating piece A (431) are rotatably mounted at one side of the lower end of the mounting rack (433), two groups of same-side rotating pieces A (431), two groups of same-side rotating pieces B (432) and two groups of mounting rack (433) are arranged by taking a sowing tip (413) as a symmetrical center, a group of synchronous push rods (434) are fixedly connected between the upper ends of the two groups of same-side rotating pieces A (431) and the two groups of same-side rotating pieces B (432), and the middle parts of the synchronous push rods (434) are rotatably connected with one ends of the rotating pushing pieces (414).

10. The fixed depth directional sowing apparatus for corn cultivation as claimed in claim 9, wherein: the utility model provides a fixed soil subassembly (44) is including setting up four double-deck arc piece (441) of same limit rotation piece A (431) and same limit rotation piece B (432) lower extreme fixed mounting, the inside activity through connection of double-deck arc piece (441) has two sets of connecting slide bars (442), the lower extreme fixedly connected with semicircle piece (444) of connecting slide bar (442), connecting slide bar (442) are in the surface cover between double-deck arc piece (441) and spring C (443) and are equipped with spring C (443), the fixed soil part (445) of multiunit are installed to the lower extreme movable mounting of semicircle piece (444), semicircle piece (444) are provided with two sets of, the below at same limit rotation piece A (431) and same limit rotation piece B (432) is installed respectively to semicircle piece (444), fixed soil part (445) are including mounting cap (4451) at semicircle piece (444) lower extreme fixed connection, the inside of mounting cap (4451) has offered card hole (4453), the lower extreme movable mounting of mounting cap (4451) has the fixed soil part (4452) of fixing connection with the boss (4455), the fixed soil part (4454) is connected with the fixed soil (4455) of the fixed connection ball (4454).