Tray hole type precision dibbler

Abstract

The utility model relates to the field of agricultural machinery, in particular to a tray hole type precision dibbler, which mainly comprises a dibbling nozzle and is characterized by further comprising a driving tray, a driven tray ring, a seed blocking cover, a seed guiding and dibbling combined device and a seed taking combined device, wherein the seed guiding and dibbling combined device and the seed taking combined device are matched with the dibbling nozzle for use; the seed guiding and dibbling combined device mainly comprises a seed guiding module and a dibbling pressure plate which are matched with the dibbling nozzle for use; the seed taking combined device is mounted on the inner side of a seed blocking cover of the dibbler and mainly comprises a core disc, a seed taking disc and a seed blocking disc, the seed dibbling device is reasonable in structure, economical, practical, flexible, convenient and stable in performance, not only realizes precise seed taking, but also can finish accurate seed dibbling and seed metering, each component of the seed dibbling device is stably assembled, accessories are convenient to replace and maintain, and the seed guiding and dibbling combined device and the seed taking combined device are matched with each other and form an organic whole with the driving disc, the auxiliary driving disc ring and the seed blocking cover. The working efficiency is higher, and the whole dibbling operation efficiency and quality of the dibbler can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sowing agricultural machinery, especially a disc cavity type precision dibber for a sowing machine. BACKGROUND

[0002] In the prior art, the precision dibber has been well applied in agricultural crop point planting operation, and the main components of the precision dibber usually include a driving disc, a fixed disc, a seed chamber and a point planting nozzle, the driving disc is buckled together with the fixed disc, the seed chamber is provided with a seed taking device, and the fixed disc is connected with a sowing machine frame. The point planting nozzle mainly includes a fixed nozzle and a driving nozzle, the driving nozzle is hinged to the fixed nozzle and can rotate along the hinge point to open and close the seed outlet. When the seed taking device of the dibber throws the seeds into the fixed nozzle, the seeds will automatically slide and fall into the seed cavity from the seed outlet to complete the point planting process. Usually, the fixed nozzle and the driving nozzle are used together, and when planting on a film, a film hole is cut on the surface of the film, and the seeds are planted in the soil in the middle of the film hole.

[0003] In recent years, the disc cavity type precision dibber has been more and more applied in agricultural crop point planting operation, and the improvement of the components thereof is also more and more perfect, wherein the seed taking and point planting components can cooperate with each other to achieve the technical effect of precision point planting. The utility model is used to achieve better precision planting technical effect, so that the components of the disc cavity type precision dibber, such as the seed taking, seed guiding and point planting devices, are combined to better achieve high precision and high quality in precision point planting operation, and the seed saving, uniform emergence, no cavity and no misplacement can be realized, so that the planting efficiency is higher and the emergence quality is better. SUMMARY

[0004] The utility model aims at providing a disc cavity type precision dibber which is reasonable in structure, economical and practical, perfect in seed guiding and point planting functions, high in working efficiency of the components and capable of improving the quality of point planting operation.

[0005] A disc cavity type precision dibber, the disc cavity type precision dibber mainly includes a point planting nozzle, a driving disc, a vice driving disc ring and a seed blocking cover, and further includes a seed guiding and point planting combined device and a seed taking combined device which are used in combination with the point planting nozzle.

[0006] The seed guiding and point planting combined device mainly includes a seed guiding module and a cavity pressing disc which are used in combination with the point planting nozzle.

[0007] The cavity pressing disc mainly includes a ring-shaped body, a flange is arranged on the periphery of the ring-shaped body, a plurality of cavity insertion holes are arranged along the circumferential direction of the flange, and a cavity mark is arranged on the upper surface of the flange and corresponds to each cavity insertion hole.

[0008] The seed guiding module mainly comprises a module body, the module body comprises a horizontal plate I, a horizontal plate II and a vertical plate, the horizontal plate I and the horizontal plate II are vertically arranged on the vertical plate, the horizontal plate II is provided with a threaded hole, the length of the horizontal plate II is shorter than the length of the vertical plate, at one end of the horizontal plate I, a horizontal plate bending clamping block bent downward is arranged, at one end of the vertical plate close to the horizontal plate bending clamping block, a vertical plate bending clamping block bent inward is arranged, the shape and size of the vertical plate bending clamping block are matched with the shape and size of the acupoint insertion hole on the acupoint pressing disc, and the outer side of the vertical plate is a seed guiding surface.

[0009] A plurality of the seed guiding modules are distributed along the circumferential direction of the acupoint pressing disc, the vertical plate bending clamping block of each seed guiding module is embedded into the acupoint insertion hole on the acupoint pressing disc, and the other end of each seed guiding module is fixedly connected with a point seeding nozzle, and the seed guiding surface of the seed guiding module is arranged on one side of the seed inlet of the point seeding nozzle.

[0010] The seed taking combination device is arranged on the inner side of the seed blocking cover of the dibbler, mainly comprises a core disc, a seed taking disc and a seed blocking disc.

[0011] The core disc is a bowl-shaped disc body, comprising a core disc disc body, the core disc disc body is provided with a bearing mounting hole, a positioning screw rod and a positioning convex edge arranged on the inner side, the seed blocking disc is a circular ring-shaped sheet body, an arc-shaped notch is arranged on the outer edge, and the arc-shaped notch forms a seed throwing notch, and the seed blocking disc is detachably connected on the outer periphery of the positioning convex edge of the core disc.

[0012] The seed taking disc is a circular ring-shaped disc body, the seed taking disc disc body is provided with a seed guiding module mounting hole, a plurality of notch-shaped seed taking inlets are uniformly distributed on the inner circle of the seed taking disc disc body, and the openings of the seed taking inlets are arranged to be clockwise or counterclockwise deviated.

[0013] The lower part of the seed taking inlet is a seed taking hole, the seed taking hole is composed of an embedded seed taking nest and a horn-shaped seed discharge opening, the central axes of the seed taking nest and the seed discharge opening are arranged in an inclined direction, and the opening is directed to the inner side wall of the seed taking disc, the seed taking nest is arranged at the bottom of the seed taking hole, the shape of the seed taking nest is a concave nest with a geometric shape similar to a half circular truncated cone, the lower bottom of the concave nest is small, the upper opening is large, the upper part of the seed taking nest extends upward and expands to form an incomplete horn-shaped seed discharge opening.

[0014] The lower bottom of the seed taking nest, i.e. the position outside the seed taking hole, is provided with an outwardly protruding seed blocking wall, and the shape of the seed blocking wall is an arc-shaped protrusion similar to a semicircle.

[0015] The front end of the seed taking opening is provided with a seed cleaning slope, which is an inclined extension surface. The seed taking opening rear end side is provided with a seed scraping corner, which is a wedge-shaped body. One of the surfaces is a part of the annular inner peripheral surface, and the other surface is the upper end of the rear side wall surface of the seed taking hole. The two surfaces are extended and connected to form an intersection, and the intersection forms a wedge-shaped corner A, which is an acute angle.

[0016] The seed taking disc is buckled above the seed blocking disc, and the seed taking disc can rotate along the circumferential direction of the seed blocking disc. In the rotating process of the seed taking disc, the seeds in the seed taking holes of the seed taking disc rotate together with the seed taking disc. When passing through the seed throwing notch of the seed blocking disc, the seeds fall into the seed throwing notch from the seed taking holes along the seed discharging opening.

[0017] As a preferred, the driving disc is a basin-shaped disc body, the driving disc shaft, the basin-shaped disc body is provided with a main and auxiliary driving disc connecting rod hole I, an acupoint pressure disc fixed installation hole, the outer side center of the basin-shaped disc body is provided with an inner recessed shaft hole, the inner side center is provided with a protruding shaft sleeve, the shaft hole is in communication with the shaft sleeve, the inner side surface of the basin-shaped disc body is provided with a seed sowing nozzle annular clamping groove and a seed guiding module annular clamping groove; the shape and size of the horizontal plate bending clamping block of each seed guiding module are matched with the shape and size of the seed guiding module annular clamping groove; the horizontal plate bending clamping block of each seed guiding module is embedded in the seed guiding module annular clamping groove in the circumferential direction.

[0018] The auxiliary driving disc ring is an annular disc body, provided with a main and auxiliary driving disc connecting rod hole II, and an inner side surface provided with a seed sowing nozzle insertion piece positioning groove.

[0019] The seed blocking cover includes a cover body, which is mainly provided with a center shaft hole, a seed inlet, a seed inlet observation port, a seed quantity regulator fixed hole, a seed adjusting sector hole, a seed adjusting digital identification, and a seed cleaning port. The center shaft hole is provided with a seed blocking cover centering block, and the seed quantity regulator fixed hole is provided with a seed quantity regulator. The seed inlet is connected with a seed inlet elbow. The seed quantity regulator structure includes a sheet-shaped body, which is provided with an adjuster sector hole, an adjuster rotating centering hole, a digital observation hole, a seed quantity adjusting connecting pin hole, and an adjuster protruding plate. The adjuster sector hole on the seed quantity regulator is connected with the seed quantity regulator fixed hole on the seed blocking cover through an adjuster fixed screw. The seed quantity regulator connecting pin hole on the seed quantity regulator is connected with the seed adjusting sector hole on the seed blocking cover through a positioning screw on the core disc. The adjuster rotating centering hole on the seed quantity regulator is sleeved on the center shaft hole on the seed blocking cover.

[0020] The seed taking combination device is arranged inside the seed blocking cover, the space between the core disc and the seed blocking cover is a seed chamber, the positioning screw rod of the core disc passes through the seed quantity adjusting connecting pin hole of the seed quantity adjusting fan-shaped hole on the seed blocking cover and the seed quantity adjusting connector, is fixed by using the nut, the bearing mounting hole of the core disc is provided with the core disc bearing I and the core disc bearing II, the shaft sleeve of the driving disc is connected with the core disc through the core disc bearing I and the core disc bearing II, and the outer side of the core disc bearing II is provided with the core disc clamp spring.

[0021] The seed guiding point seed combination device is located between the driving disc and the seed taking combination device, wherein the seed taking disc and the seed guiding module are fixedly connected through the screw rod passing through the threaded hole of the horizontal plate I and the seed guiding module mounting hole;The acupoint pressing disc and the driving disc are fixedly connected through the screw rod passing through the pressing disc fixing hole and the acupoint pressing disc fixing hole;The auxiliary driving disc ring is arranged on the periphery of the seed blocking cover, and the driving disc and the auxiliary driving disc ring are fixedly connected through the main auxiliary disc connecting rod passing through the main auxiliary disc connecting rod hole I and the main auxiliary disc connecting rod hole II.

[0022] As preferred, the inner side of the seed blocking cover is further provided with a seed pushing device, and the structure of the seed pushing device comprises a base, a circular truncated cone body and a fastening screw hole.

[0023] As preferred, in the seed guiding point seed combination device, the shape of the acupoint insertion hole is a square recess;The upper surface of the acupoint pressing disc annular body is provided with 360-degree scale lines in the circumferential direction, and the acupoint insertion holes are uniformly distributed on the flange, and the number of acupoint insertion holes is 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30;Correspondingly, the acupoint marks are Arabic numerals corresponding to each acupoint insertion hole on the upper surface of the flange, and the Arabic numerals are 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30.

[0024] As preferred, in the seed guiding point seed combination device, the shape of the acupoint insertion hole is a square recess;The upper surface of the acupoint pressing disc annular body is provided with 360-degree scale lines in the circumferential direction, and the acupoint insertion holes are uniformly distributed on the flange, and the number of acupoint insertion holes is 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30;Correspondingly, the acupoint marks are Arabic numerals corresponding to each acupoint insertion hole on the upper surface of the flange, and the Arabic numerals are 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30.

[0025] As preferred, the point seed mouth is a rooster-shaped film-breaking point seed mouth, mainly comprising: a movable mouth, a fixed mouth, and an opening and closing device; wherein the front end of the movable mouth is a groove-shaped end, the front end of the fixed mouth is also a groove-shaped end, the movable mouth and the fixed mouth are hinged, and the groove-shaped end of the movable mouth is wrapped in the groove-shaped end of the fixed mouth, and the movable mouth and the fixed mouth form a seed dropping chamber after buckling; the opening and closing device is installed between the movable mouth and the fixed mouth to open or buckle the movable mouth and the fixed mouth; the lower part of the fixed mouth is connected with a positioning insert plate with a seed inlet, and the seed guiding surface of the seed guiding module is obliquely arranged on one side of the seed inlet of the point seed mouth, so that the seeds falling through the seed guiding surface enter the seed inlet of the point seed mouth; the shape and size of the positioning insert plate are matched with the shape and size of the annular clamping groove of the point seed mouth; and the positioning insert plate of each point seed mouth is embedded in the annular clamping groove in the circumferential direction.

[0026] As preferred, in the structure of the point seed mouth, the specific structure of the fixed mouth and the movable mouth is that: the cross-sectional shape of the groove-shaped end of the fixed mouth and the movable mouth is arc-shaped, that is, a thin plate bent into an arc shape forms a groove, and the front edge thereof is arc-shaped; the groove-shaped end is provided with a knife-shaped cutting edge, which is a double cutting edge or a single cutting edge; and the groove-shaped ends of the fixed mouth and the movable mouth are buckled with each other in a bite shape.

[0027] The back surface of the groove-shaped end of the fixed mouth and the movable mouth is provided with a film-breaking blade, the film-breaking blade on the fixed mouth is a rooster-shaped blade body in side view, the sharp corner end of the rooster-shaped blade body is outwardly arranged, the two side edges of the rooster-shaped blade body are provided with cutting edges, forming a side blade and an upper blade, and the upper blade is higher than the top end of the groove-shaped end of the fixed mouth and extends to the opening direction of the movable mouth.

[0028] The fixed mouth and the movable mouth are hinged through a hinge, and the hinge comprises a small hinge plate, a large hinge plate, and a hinge shaft, the fixed mouth is fixedly connected with the large hinge plate, and the movable mouth is fixedly connected with the small hinge plate.

[0029] The opening and closing device is a compression spring, the fixed mouth is provided with a spring fixing plate, one end of the compression spring is fixed on the spring fixing plate of the fixed mouth, and the other end is fixed on the small hinge plate.

[0030] As preferred, in the seed guiding and point seeding combined device, the seed guiding surface of the seed guiding module is obliquely arranged on the side edge of the seed inlet of the point seed mouth, is close to the back surface of the fixed mouth, and is located on the same side as the film-breaking blade of the fixed mouth, so that the seed guiding surface and the cutting surface of the back surface of the fixed mouth form an included angle A, the included angle A is an obtuse angle greater than 90 degrees; the transverse plate bending clamping block of the seed guiding module is embedded in the annular clamping groove of the seed guiding module in the circumferential direction, so that the seed guiding surface and the tangent direction of the embedding point of the transverse plate bending clamping block embedded in the annular clamping groove of the seed guiding module form an included angle B, and the included angle B is an obtuse angle greater than 90 degrees.

[0031] Preferably, the seed taking combination device further comprises a seed cleaning brush and a seed pusher, which are arranged inside the seed blocking cover and fixedly connected with the seed blocking cover, and the seed cleaning brush and the seed pusher are arranged close to the seed taking disc.

[0032] Preferably, the seed cleaning brush comprises bristles and a bristle base, and the seed pusher comprises a pusher head and a spring body, the bristles of the seed cleaning brush are arranged towards the seed taking disc, and the installation position of the seed cleaning brush is close to the seed cleaning inclined surface of the seed taking disc in the rotating direction of the seed taking disc; the pusher head of the seed pusher is arranged towards the seed taking disc, and the installation position of the seed pusher on the seed blocking cover is closer to the seed inlet of the seed blocking cover than the installation position of the seed cleaning brush.

[0033] Preferably, the seed taking combination device further comprises a seed taking disc, the seed taking disc comprises a seed taking disc body and a seed taking disc cover, the seed taking disc body is arranged in the seed blocking cover, and the seed taking disc cover is arranged on the seed taking disc body; the seed taking disc cover is provided with a plurality of seed taking holes, and the seed taking holes are arranged in the seed taking disc cover in a distributed manner; the seed taking disc body is provided with a seed cleaning inclined surface, and the seed cleaning inclined surface is arranged on the outer wall of the seed taking disc body and extends towards the inner circumferential surface of the seed taking disc body; the seed taking holes are arranged on the seed cleaning inclined surface in a distributed manner; the seed taking holes are arranged in the seed taking disc cover in a distributed manner, and the opening shape of the seed taking holes forms an acute angle B; the seed taking disc body is fixedly connected with the seed blocking cover through a positioning screw; and the seed taking disc body is provided with a reinforcing rib on the inner side of the seed taking disc body.

[0034] The structure and working principle of the utility model are described as follows with reference to the embodiments.

[0035] In the structure of the utility model, the driving disc 19 and the driven disc ring 2 correspond to the driving disc of the seed point device in the prior art, the seed core disc 5 and the seed blocking cover 7 correspond to the fixed disc in the prior art, and the seed point nozzle 1 is clamped between the driving disc 19 and the driven disc ring 2 and fixedly connected with the seed drilling machine frame through the shaft on the seed blocking cover 7.

[0036] In the seed guiding and point planting combination device, the acupoint pressing disc 4 is provided with a pressing disc fixing hole 22, and the acupoint pressing disc 4 is fixedly connected with the driving disc of the precision point seeder through the pressing disc fixing hole 22, that is, fixedly connected with the acupoint pressing disc fixing installation hole 17 on the driving disc 19.

[0037] The point seeding nozzle is inserted along the point seeding nozzle annular clamping groove 16 on the driving disc 19 by the lower positioning insert plate, the point seeding nozzle seed inlet 17 is communicated with the seed guiding surface 1-16 of the seed guiding module, and the seed is conveniently guided along the seed guiding surface into the point seeding nozzle. The point seeding nozzle 1 and the seed guiding module 21 are connected between the driving disc and the driven disc by the pluggable and rotatable type, so that the point seeding nozzle 1 and the seed guiding module 21 are convenient to replace. Since the positioning insert plate arranged below the point seeding nozzle is used, the point seeding nozzle is hinged with the movable nozzle, the whole point seeding device is convenient to replace, and the practicality is high. In addition, the horizontal plate bending clamping block on the seed guiding module is inserted into the seed guiding module annular clamping groove of the driving disc, the vertical plate bending clamping block 1-4 of each seed guiding module is embedded into the acupoint insert hole on the acupoint pressing disc 4, the point seeding nozzle 1 and the seed guiding module 21 are clamped between the driving disc 19 and the driven disc ring 2, the acupoint pressing disc 4 and the driving disc 19 are used to fix and clamp, the installation position of the seed guiding module 21, the point seeding nozzle 1 and the acupoint pressing disc 4 is stable, replacement is convenient, and the practicality is high.

[0038] When working, the seed is taken from the seed chamber of the precision seed drill, enters the seed taking disc 3, falls into the seed guiding surface of the seed guiding module 21 through the seed guiding notch 5-3 of the core disc 5, and enters the point seeding nozzle 1 along the seed guiding surface. The acupoint pressing disc 4 is fixedly connected with the driving disc 19 of the precision seed drill through the pressing disc fixing hole 22. The lower part of the seed guiding module 21 is tightly attached to the inner wall of the driving disc 19 and is fixed, so that the lower part of the seed guiding module 21 is closed, and the outer side is blocked by the driven disc ring, so that the seed can smoothly enter the point seeding nozzle seed inlet 1-17 from the seed guiding surface 1-16.

[0039] In the seed taking combined device, the core disc 5 is provided with a positioning screw rod 13, the positioning screw rod 13 is fixedly connected with the seed amount adjuster 8 on the seed blocking cover 7 of the seed drill. The seed taking disc 3 is provided with a seed guiding module mounting hole 3-1 and is fixedly connected with the threaded hole 1-3-1 on the seed guiding module. The seed taking disc 3 is buckled above the seed blocking disc 5-4, the seed taking disc 3 can rotate along the circumferential direction of the seed blocking disc 5-4, and the seed chamber is between the seed taking disc and the seed blocking cover. With the rotation of the seed taking disc 3, the seed taking nest 3-13 of the seed taking disc 3 takes seeds from the seed chamber, the seeds in the seed taking nest 3-13 rotate together with the seed taking disc 3, the seeds are pushed by the pusher 7-12, the seed blocking disc 5-4 is blocked below, the seeds in the seed taking nest 3-13 cannot fall down, the seeds move and rotate with the seed taking disc 3, and when the seeds pass through the seed dropping notch of the core disc 5, the seeds fall into the seed dropping notch 5-3 from the seed taking nest 3-13 along the seed dropping opening 3-12. At the same time, the seed cleaning brush 28 fixed at the end position of the seed dropping notch in the rotating advancing route direction can scrape the excess seeds that are not dropped, so that the excess seeds fall back to the seed chamber, and the seeds falling into the seed dropping notch enter the point seeding nozzle along the seed inlet channel and are seeded into the soil. The seed pushing device 29 is used for accelerating the seed inlet speed when the seeds naturally slide down to the seed guiding surface of the point seeding nozzle after the seed taking nest takes the seeds.

[0040] The seed taking disc 3 provided by the utility model, when in use, is used for putting seeds into the seed chamber 6 of the point seed device, and the seed taking hole 3-8 of the seed taking disc 3 is scraped by the seed scraping corner 3-4 when the point seed device rotates, the excess seeds are removed by the seed cleaning slope 3-5 when rotating, the seeds preselected accurately are blocked by the seed blocking wall 3-3 and are stored in the concave seed taking hole 3-13 with a half-circular table geometric shape, and the seeds roll from the bottom of the seed taking hole 3-13 to the hole opening along with the rotation, the seed taking hole 3-13 is in a half-circular table geometric shape, the outlet is large, the seeds can be sent into the seed arranging opening 3-12, i.e. the horn-shaped seed arranging channel, the seeds slide down along the horn-shaped seed arranging channel, and the process of taking seeds and arranging seeds is successfully completed.

[0041] The seed taking combination device provided by the utility model is used for the cooperation of the core disc 5 and the seed taking disc 3, accurately taking seeds with high quality is realized, the prerequisite for precision point seeding is provided, the point seed device is ensured to save seeds when working, there is no cavity, the whole process of taking seeds is short, the process is fast, the seeds can be avoided, the precision point seeding and the seeding speed are ensured, the efficiency is improved, the seeding period is shortened, and the later emergence is further ensured.

[0042] The seed blocking cover 7 in the structure of the utility model can be provided with a traction point 7-3 and a standby traction point 7-10 according to needs, is fixedly connected with the frame of the seeding machine, so that the stability of the point seed device and the frame is increased. The seed taking standby opening 7-9 is also arranged, the seed taking opening 7-6 can be arranged at different positions left and right according to the installation position relationship between the point seed device and the frame. In addition, the seed blocking cover centering block 11 is arranged, which is used for enhancing the gravity of the seed blocking cover 7 and increasing the stability of the connection with the frame. The seed taking observation opening 7-1 and the standby seed taking observation opening 7-11 are arranged, which are convenient for people to observe the situation in the seed chamber.

[0043] The seed blocking cover 7 is provided with a seed adjusting fan-shaped hole 7-5, the positioning screw rod 13 on the core disc 5 passes through the seed adjusting fan-shaped hole 7-5, and the seed amount adjusting connecting pin hole 8-5 on the seed amount adjuster 8 is then fixedly connected, and the function is that when the positioning screw rod 13 is loosened, the seed amount adjuster 8 and the positioning screw rod 13 are adjusted in the left and right directions of the seed adjusting fan-shaped hole 7-5, that is, the relative position of the core disc 5 and the seed blocking cover 7 is adjusted, the seed dropping notch 5-3 on the core disc 5 changes the seed dropping position of the whole dibbler, and the time and position of the seed taking disc 3 to the seed dropping module change. When the seed taking disc 3 rotates clockwise, the seed particles taken are small, the positioning position of the positioning screw rod 13 on the seed adjusting fan-shaped hole 7-5 is adjusted, the seed dropping notch 5-3 position of the core disc 5 is moved forward, the seed feeding time is prolonged, the excess seeds are allowed to fall into the seed chamber when the seeds are taken, and the function of taking seeds accurately is achieved; when the seed particles taken are large, the positioning position of the positioning screw rod 13 on the seed adjusting fan-shaped hole 7-5 is adjusted, the seed dropping notch 5-3 position of the core disc 5 is moved backward, the seed feeding time is shortened, the seed taking disc 3 can accurately take seeds, and the technical effect of feeding seeds in advance is achieved.

[0044] In addition, the seed adjusting fan-shaped hole 7-5 is provided with a digital identification 7-4, the adjusted position can be observed through the digital observation hole 8-4 on the seed amount adjuster 8, the positioning position of the positioning screw rod 13 is increased in accuracy, and the screw rod can be fixed at the position to be adjusted more accurately.

[0045] The inner side of the seed blocking cover is further provided with a seed pusher 7-12, the structure of the seed pusher includes a base 7-14, a circular truncated cone body 7-15 and a fastening screw hole 7-13, the seed pusher 7-12 is made of rubber elastic material, and is located beside the seed cleaning port 7-7.

[0046] The function of the seed pusher is that the dibbler rotates forward in the work, drives the seed taking disc to rotate simultaneously, the seeds in the seed chamber are brought up and slide upward, in order to reduce the height of the seeds sliding upward, control the horizontal height of the seeds, and increase the accuracy of the seed taking disc taking seeds, the seed pusher is designed to push the seeds to the seed taking hole, and the seed pusher is installed in the seed chamber at the lower part of the seed blocking disc and beside the seed cleaning port.

[0047] The centering block 11 of the seed blocking cover is arranged on the main driving disc shaft 10 which extends into the shaft hole of the driving disc 19 and is connected with the driving disc 19 through the driving disc bearing I 24 and the driving disc bearing II 25, and the outer side of the driving disc bearing I 24 and the driving disc bearing II 25 is tightly sealed by the plug cover 18.

[0048] The inner side of the driving disc 19 and the secondary driving disc ring 2 are respectively provided with the seed dropping nozzle annular clamping groove 16 and the seed dropping nozzle inserting piece positioning groove 14, so that the positioning inserting plate 1-15 of the seed dropping nozzle is inserted left and right, and the connection between the seed dropping nozzle and the driving disc 1 and the secondary driving disc ring 2 is more stable.

[0049] Compared with the prior art, the disc cavity type precision dibbler has the advantages of reasonable structure, economy and practicality, realizes precision seed taking and accurate seed dropping, is flexible and convenient, stable in performance, and stable in assembly of each component of the seed dropping device, convenient in replacement and maintenance of accessories, and the seed guiding and dropping combined device and the seed taking combined device are matched with each other, the driving disc, the secondary driving disc ring and the seed blocking cover form an organic whole, and the precision dibbler is worth popularizing, higher in working efficiency, and capable of improving the seed dropping operation efficiency and quality of the whole dibbler. BRIEF DESCRIPTION OF DRAWINGS

[0050] Figure 1 It is a front view structural schematic diagram of the driving disc in the embodiment 1 of the utility model.

[0051] Figure 2 It is a front view structural schematic diagram of the driving disc in the embodiment 1 of the utility model. Figure 1 It is a B-B sectional view structural schematic diagram in the embodiment 1 of the utility model.

[0052] Figure 3 It is a front view structural schematic diagram of the seed guiding and dropping combined device in the embodiment 1 of the utility model.

[0053] Figure 4 It is a front view structural schematic diagram of the seed guiding and dropping combined device in the embodiment 1 of the utility model. Figure 3 It is a B-B sectional view structural schematic diagram in the embodiment 1 of the utility model.

[0054] Figure 5 It is a front view structural schematic diagram of the driving disc in the embodiment 1 of the utility model.

[0055] Figure 6 It is a sectional view connection relationship structural schematic diagram of the driving disc in the embodiment 1 of the utility model.

[0056] Figure 7 It is the main view structural schematic diagram of the acupoint pressure disc. The quantity of the acupoint insertion hole in the embodiment 8 of the utility model is 12, 13, 14, 15, 16, 18 combination schematic diagram.

[0057] Figure 8 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 7 It is the main view structural schematic diagram of the acupoint pressure disc.

[0058] Figure 9 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 7 It is the rear view structural schematic diagram of the acupoint pressure disc.

[0059] Figure 10 It is the main view structural schematic diagram of the acupoint pressure disc.

[0060] Figure 11 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 10 It is the main view structural schematic diagram of the acupoint pressure disc.

[0061] Figure 12 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 10 It is the main view structural schematic diagram of the acupoint pressure disc.

[0062] Figure 13 It is the main view structural schematic diagram of the acupoint pressure disc.

[0063] Figure 14 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 10 It is the main view structural schematic diagram of the acupoint pressure disc.

[0064] Figure 15 It is the main view structural schematic diagram of the acupoint pressure disc.

[0065] Figure 16 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 14 It is the main view structural schematic diagram of the acupoint pressure disc.

[0066] Figure 17 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 14 It is the main view structural schematic diagram of the acupoint pressure disc.

[0067] Figure 18 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 17 It is the main view structural schematic diagram of the acupoint pressure disc.

[0068] Figure 19 It is the main view structural schematic diagram of the acupoint pressure disc.

[0069] Figure 20 It is the main view structural schematic diagram of the acupoint pressure disc. Figure 19 It is the main view structural schematic diagram of the acupoint pressure disc.

[0070] Figure 21 It is the main view structural schematic diagram of the acupoint pressure disc.Figure 19 Front view structure schematic diagram of the core disc combined with the seed blocking disc.

[0071] Figure 22 For Figure 21 E-E direction section view structure schematic diagram of the core disc.

[0072] Figure 23 For Figure 21 Rear view structure schematic diagram of the core disc combined with the seed blocking disc.

[0073] Figure 24 For Figure 19 Front view structure schematic diagram of the core disc.

[0074] Figure 25 For Figure 24 F-F direction section view structure schematic diagram of the core disc.

[0075] Figure 26 For Figure 24 Rear view structure schematic diagram of the core disc.

[0076] Figure 27 For Figure 19 Front view structure schematic diagram of the seed blocking disc.

[0077] Figure 28 Front view structure schematic diagram of the seed taking disc in the embodiment 1 of the utility model.

[0078] Figure 29 For Figure 28 G-G section view structure schematic diagram.

[0079] Figure 30 In Figure 28 Structure schematic diagram of the local enlarged part.

[0080] Figure 31 For Figure 30 Left view structure schematic diagram.

[0081] Figure 32 For Figure 28 Rear view structure schematic diagram in the.

[0082] Figure 33 For Figure 32 Structure schematic diagram of the local enlarged part.

[0083] Figure 34 Structure schematic diagram of the seed cleaning brush.

[0084] Figure 35 Structure schematic diagram of the seed dibbler.

[0085] Figure 36 Structure schematic diagram of the seed taking combined device in use.

[0086] Figure 37 The structure schematic diagram of the installation position relation of each main component of the utility model.

[0087] Figure 38 The structure schematic diagram of the section of the core disc clamp spring.

[0088] Figure 39 The structure schematic diagram of the front view of the core disc clamp spring.

[0089] Figure 40 The structure schematic diagram of the front view of the seed blocking cover of the utility model.

[0090] Figure 41 The structure schematic diagram of the section of the seed blocking cover in H-H direction.

[0091] Figure 42 The structure schematic diagram of the front view of the seed pusher arranged in the inside of the seed blocking cover of the utility model.

[0092] Figure 43 The structure schematic diagram of the top view of the seed pusher. Figure 42 The structure schematic diagram of the top view of the seed pusher.

[0093] Figure 44 The structure schematic diagram of the connection relation of the seed blocking cover and the seed quantity regulator and the seed inlet elbow of the utility model.

[0094] Figure 45 The structure schematic diagram of the section of the seed quantity regulator.

[0095] Figure 46 The structure schematic diagram of the front view of the seed quantity regulator.

[0096] Figure 47 The structure schematic diagram of the front view of the secondary driving disc ring.

[0097] Figure 48 The structure schematic diagram of the section of the secondary driving disc ring.

[0098] Figure 49 The structure schematic diagram of the back view of the secondary driving disc ring.

[0099] As shown in the figure, 1 is a point nozzle, 1-1 is a horizontal plate bending clamping block, 1-2 is a horizontal plate I, 1-3 is a horizontal plate II, 1-3-1 is a threaded hole, 1-4 is a vertical plate bending clamping block, 1-5 is a vertical plate, 1-6 is a fixed nozzle, 1-7 is a fixed nozzle film breaking blade, 1-8 is a movable nozzle film breaking blade, 1-9 is a movable nozzle, 1-10 is a small hinge plate, 1-11 is a dovetail plate, 1-12 is a compression spring, 1-13 is a large hinge plate, 1-14 is a spring fixing plate, 1-15 is a positioning plug-in plate, 1-16 is a seed guiding surface, 1-17 is a point nozzle seed inlet, 1-18 is a knife-shaped blade, 1-19 is a rooster-shaped knife body, 1-20 is a sharp corner end, 1-21 is a side knife, 1-22 is an upper knife, 1-23 is a groove-shaped end, and 1-24 is a circular arc-shaped front edge.

[0100] As shown in the figure, 2 is a sub-driving disc ring, 3 is a seed taking disc, 3-1 is a seed guiding module mounting hole, 3-2 is a seed taking opening, 3-3 is a seed blocking wall, 3-4 is a seed scraping corner, 3-5 is a seed cleaning inclined surface, 3-6 is an annular inner peripheral surface, 3-7 is a wedge-shaped included angle A, 3-8 is a seed taking hole, 3-9 is an outer side wall, 3-10 is an included angle B, 3-11 is a rear side wall surface of the seed taking hole, 3-12 is a seed sowing opening, and 3-13 is a seed taking nest; 4 is an acupoint pressing disc, 4-1 is a flange, 4-2 is an acupoint insertion hole, 4-3 is an acupoint mark, and 4-4 is a 360-degree scale line.

[0101] As shown in the figure, 5 is a core disc, 5-1 is a bearing mounting hole, 5-2 is a reinforcing rib, 5-3 is a seed throwing recess, 5-4 is a seed blocking disc, 5-5 is a core disc body, and 5-6 is a positioning convex edge.

[0102] As shown in the figure, 6 is a seed chamber, 7 is a seed blocking cover, 7-1 is a seed feeding observation opening, 7-2 is a seed amount regulator fixing hole, 7-3 is a traction point, 7-4 is a seed adjusting digital mark, 7-5 is a seed adjusting sector hole, 7-6 is a seed feeding opening, 7-7 is a seed cleaning opening, 7-8 is a central shaft hole, 7-9 is a seed feeding standby opening, 7-10 is a standby traction point, 7-11 is a standby seed feeding observation opening, 7-12 is a seed pushing device, 7-13 is a fastening screw hole, 7-14 is a base, and 7-15 is a circular truncated cone body.

[0103] As shown in the figure, 8 is a quantity regulator, 8-1 is a regulator fixed screw, 8-2 is a regulator sector hole, 8-3 is a regulator rotating centering hole, 8-4 is a digital observation hole, 8-5 is a quantity adjustment connecting pin hole, 8-6 is a quantity regulator lug, 8-7 is a quantity plus-minus mark, 8-8 is an adjustment direction arrow; 9 is a core disc snap spring, 10 is a driving disc shaft, 11 is a seed blocking cover centering block, 12 is a seed feeding elbow, 13 is a positioning screw, 14 is a seed dropping nozzle insert piece positioning groove, 15 is a main and auxiliary driving disc connecting rod, 16 is a seed dropping nozzle annular clamping groove, 17 is a hole pressure disc fixed mounting hole, 18 is a plug cover, 19 is a driving disc, 20 is a seed guiding module annular clamping groove, 21 is a seed guiding module, 22 is a pressure disc fixing hole, 23 is a main and auxiliary driving disc connecting rod hole I, 24 is a driving disc bearing I, 25 is a driving disc bearing II, 26 is an included angle A, 27 is an included angle B, 28 is a seed cleaning brush, 28-1 is a brush bristle, 28-2 is a brush bristle base, 29 is a seed dibbler, 29-1 is a seed dibbler head, 29-2 is a spring body, 30 is a seed, 31 is a core disc bearing I, 32 is a core disc bearing II, 33 is a core disc snap spring, 34 is a seed cleaning brush mounting hole, 35 is a seed dibbler mounting hole, 36 is a main and auxiliary driving disc connecting rod hole II. DETAILED DESCRIPTION

[0104] Example 1

[0105] Referring to the drawings, a disc hole type precision dibbler mainly comprises a seed dropping nozzle 1, further comprises a driving disc 19, an auxiliary driving disc ring 2, a seed blocking cover 7, and further comprises a seed guiding and dropping combined device matched with the seed dropping nozzle 1, and a seed taking combined device.

[0106] The seed guiding and dropping combined device mainly comprises a seed guiding module 21 matched with the seed dropping nozzle 1, and a hole pressure disc 4.

[0107] The hole pressure disc 4 mainly comprises a ring-shaped body, a flange 4-1 is arranged on the periphery of the ring-shaped body, a plurality of hole insertion holes 4-2 are arranged along the circumferential direction of the flange, each hole insertion hole 4-2 is a square notch; a hole mark 4-3 is arranged on the upper surface of the flange 4-1 at a position corresponding to each hole insertion hole 4-2.

[0108] The seed guiding module 21 mainly comprises a module body, the module body comprises a horizontal plate I 1-2, a horizontal plate II 1-3 and a vertical plate 1-5, the horizontal plate I 1-2 and the horizontal plate II 1-3 are vertically arranged on the vertical plate 1-5, a threaded hole 1-3-1 is arranged on the horizontal plate II 1-3, the length of the horizontal plate II 1-3 is shorter than the length of the vertical plate 1-5, and a horizontal plate bending clamping block 1-1 is arranged at one end of the horizontal plate I 1-2 and is downwardly bent; a vertical plate bending clamping block 1-4 is arranged on the vertical plate 1-5 and close to one end of the horizontal plate bending clamping block, and the vertical plate bending clamping block 1-4 is inwardly bent; the shape and size of the vertical plate bending clamping block 1-4 are matched with the shape and size of an acupoint insertion hole 4-2 on an acupoint pressing disc 4; and the outer side of the vertical plate 1-5 is a seed guiding surface 1-16.

[0109] A plurality of the seed guiding modules 21 are distributed along the circumferential direction of the acupoint pressing disc 4, the vertical plate bending clamping block 1-4 of each seed guiding module 21 is embedded in the acupoint insertion hole 4-2 on the acupoint pressing disc 4, and the other end of each seed guiding module 21 is fixedly connected with a point seeding nozzle 1, and the seed guiding surface 1-16 of the seed guiding module is obliquely arranged on one side of a seed inlet 1-17 of the point seeding nozzle.

[0110] The seed taking combination device is installed on the inner side of the seed blocking cover 7 of the dibbler 1 and mainly comprises a core disc 5, a seed taking disc 3 and a seed blocking disc 5-4.

[0111] The core disc 5 is a bowl-shaped disc body and comprises a core disc disc body 5-5, a bearing mounting hole 5-1, a positioning screw rod 13 and a positioning convex edge 5-6 arranged on the inner side; the seed blocking disc 5-4 is a circular ring-shaped sheet body, an arc-shaped notch is arranged on the outer edge of the seed blocking disc 5-4, and the arc-shaped notch forms a seed throwing notch 5-3; and the seed blocking disc 5-4 is detachably connected to the outer periphery of the positioning convex edge 5-6 of the core disc 5.

[0112] The seed taking disc 3 is a circular ring-shaped disc body, a seed guiding module mounting hole 3-1 is arranged on the seed taking disc disc body, a plurality of notch-shaped seed taking ports 3-2 are uniformly distributed on the inner circle of the seed taking disc 3, and the opening of the seed taking port 3-2 is clockwise or counterclockwise deviated.

[0113] The lower part of the seed taking port 3-2 is a seed taking hole 3-8, the seed taking hole 3-8 is composed of an embedded seed taking nest 3-13 and a horn-shaped seed discharge port 3-12, the central axis of the seed taking nest 3-13 and the seed discharge port 3-12 is arranged in an inclined direction, and the opening is directed to the inner side wall of the seed taking disc; the seed taking nest 3-13 is arranged at the bottom of the seed taking hole 3-8, the shape of the seed taking nest 3-13 is a concave nest with a geometric shape similar to a half circular truncated cone, the lower bottom of the concave nest is small and the upper opening is large, the upper part of the seed taking nest 3-13 is upwardly extended and enlarged to form an incomplete horn-shaped seed discharge port 3-12.

[0114] The lower bottom of the seed taking cavity 3-13, i.e. the position outside the seed taking hole 3-8, is provided with an outwardly protruding seed blocking wall 3-3 in the shape of an approximately semicircular arc-shaped protrusion.

[0115] The front end of the seed taking opening 3-2 is provided with a seed cleaning inclined surface 3-5, which is an inclined extension surface. The seed taking opening 3-2 is provided with a seed scraping corner 3-4 on one side of the rear end. The seed scraping corner 3-4 is in the shape of a wedge, one of the surfaces of which is a part of the inner circumferential surface of the ring, and the other surface is the upper end of the rear side wall 3-11 of the seed taking hole. The two surfaces are connected by extension and transition, forming a wedge-shaped corner A3-7, which is an acute angle.

[0116] The seed taking disc 3 is coupled above the seed blocking disc 5-4, and the seed taking disc 3 can rotate along the circumferential direction of the seed blocking disc 5-4. In the rotating process of the seed taking disc 3, the seeds in the seed taking cavities 3-13 of the seed taking disc 3 rotate together with the seed taking disc 3. When passing through the seed throwing recess 5-3 of the seed blocking disc 5-4, the seeds fall from the seed taking cavities 3-13 along the seed discharging opening 3-12 into the seed throwing recess 5-3.

[0117] The driving disc 19 is a basin-shaped disc body, and the driving disc shaft 10. The basin-shaped disc body is provided with a main and auxiliary driving disc connecting rod hole I 23 and an acupoint pressure disc fixing installation hole 17. The outer side center of the basin-shaped disc body is provided with an inner recessed shaft hole, and the inner side center is provided with a protruding shaft sleeve. The shaft hole and the shaft sleeve are in communication. The inner side surface of the basin-shaped disc body is provided with a seed dropping nozzle ring-shaped clamping groove 16 and a seed guiding module ring-shaped clamping groove 20. The shape and size of the transverse plate bending clamping block 1-1 of each seed guiding module 21 are adapted to the shape and size of the seed guiding module ring-shaped clamping groove 20. The transverse plate bending clamping block 1-1 of each seed guiding module is embedded in the seed guiding module ring-shaped clamping groove 20 along the circumferential direction.

[0118] The auxiliary driving disc ring 2 is a ring-shaped disc body, and is provided with a main and auxiliary driving disc connecting rod hole II 36. The inner side surface is provided with a seed dropping nozzle insertion piece positioning groove 14.

[0119] The seed blocking cover 7 comprises a cover body, which is mainly provided with a central shaft hole 7-8, a seed inlet 7-6, a seed observation hole 7-1, a seed quantity regulator fixing hole 7-2, a seed quantity adjusting sector hole 7-5, a seed quantity adjusting digital mark 7-4, and a seed cleaning hole 7-7; the central shaft hole 7-8 is provided with a seed blocking cover centering block 11, the seed quantity regulator fixing hole is provided with a seed quantity regulator 8, and the seed inlet is connected with a seed inlet elbow 12; the structure of the seed quantity regulator 8 comprises a sheet-shaped body, which is provided with a regulator sector hole 8-2, a regulator rotating centering hole 8-3, a digital observation hole 8-4, a seed quantity adjusting connecting pin hole 8-5, and a regulator convex plate 8-6; the regulator sector hole 8-2 on the seed quantity regulator 8 is connected with the seed quantity regulator fixing hole 7-2 on the seed blocking cover 7 through a regulator fixing screw 8-1; the seed quantity adjusting connecting pin hole 8-5 on the seed quantity regulator 8 is connected with the seed quantity adjusting sector hole 7-5 on the seed blocking cover 7 through a positioning screw 13 on the core disc 5; and the regulator rotating centering hole 8-3 on the seed quantity regulator 8 is sleeved on the central shaft hole 7-8 on the seed blocking cover 7.

[0120] The seed taking combination device is arranged inside the seed blocking cover 7, the space between the core disc 5 and the seed blocking cover 7 is a seed chamber 6, the positioning screw 13 of the core disc 5 passes through the seed quantity adjusting sector hole 7-5 on the seed blocking cover 7 and the seed quantity adjusting connecting pin hole 8-5 on the seed quantity regulator 8, and is fixed by a nut, the bearing mounting hole of the core disc 5 is provided with a core disc bearing I 31 and a core disc bearing II 32, the shaft sleeve of the driving disc 19 is connected with the core disc 5 through the core disc bearing I 31 and the core disc bearing II 32, and the outer side of the core disc bearing II 32 is provided with a core disc clamping spring 33.

[0121] The seed guiding and planting combination device is located between the driving disc 19 and the seed taking combination device, wherein the seed taking disc 3 and the seed guiding module 21 are fixedly connected through a screw rod passing through a threaded hole 1-3-1 and a seed guiding module mounting hole 3-1; the acupoint pressing disc 4 and the driving disc 19 are fixedly connected through a screw rod passing through a pressing disc fixing hole 22 and an acupoint pressing disc fixing mounting hole 17; the driven disc ring 2 is arranged on the periphery of the seed blocking cover 7, and the driving disc 19 and the driven disc ring are fixedly connected through a main and driven disc connecting rod 15 passing through a main and driven disc connecting rod hole I 23 and a main and driven disc connecting rod hole II 36.

[0122] The upper surface of the annular body of the acupoint pressing disc 4 is provided with 360-degree scale lines 4-4 in the circumferential direction, the flange 4-1 is uniformly provided with acupoint insertion holes 4-2, the number of the acupoint insertion holes 4-2 is 14, and the flange 4-1 is provided with acupoint marks 4-3 corresponding to each acupoint insertion hole 4-2, which are Arabic numerals, and the Arabic numerals of each acupoint mark 4-3 are all 14.

[0123] The point seed nozzle is a cock-shaped membrane-breaking point seed nozzle, mainly comprising: a movable nozzle 1-9, a fixed nozzle 1-6, and an opening and closing device; wherein the front end of the movable nozzle 1-9 is a groove-shaped end 1-23, the front end of the fixed nozzle 1-6 is also a groove-shaped end 1-23, the movable nozzle 1-9 and the fixed nozzle 1-6 are hingedly connected, and the groove-shaped end 1-23 of the movable nozzle 1-9 is wrapped in the groove-shaped end 1-23 of the fixed nozzle 1-6, and the movable nozzle 1-9 and the fixed nozzle 1-6 are buckled to form a seed throwing chamber; the opening and closing device is installed between the movable nozzle 1-9 and the fixed nozzle 1-6 to open or buckle the movable nozzle and the fixed nozzle; the lower part of the fixed nozzle 1-6 is connected with a positioning plug plate 1-15 with a seed inlet, and a seed guiding surface 1-16 of the seed guiding module 21 is obliquely arranged on one side of the seed inlet 1-17 of the point seed nozzle 1, so that the seeds falling through the seed guiding surface 1-16 enter the seed inlet 1-17 of the point seed nozzle; the shape and size of the positioning plug plate 1-15 are matched with the shape and size of the point seed nozzle annular clamping groove 16 on the driving disc 19; the positioning plug plate 1-15 of each point seed nozzle is embedded in the point seed nozzle annular clamping groove 16 in the circumferential direction.

[0124] In the structure of the point seed nozzle 1, the specific structure of the fixed nozzle 1-6 and the movable nozzle 1-9 is as follows: the cross-sectional shape of the groove-shaped end 1-23 of the fixed nozzle and the movable nozzle is arc-shaped, which is a thin plate bent into an arc to form a groove, and the front edge 1-24 thereof is circularly arc-shaped; the groove-shaped end 1-23 is provided with a knife-shaped cutting edge 1-18, which is a double cutting edge or a single cutting edge; the groove-shaped ends 1-23 of the fixed nozzle and the movable nozzle are buckled to each other to form a bite.

[0125] The groove-shaped end 1-23 of the fixed nozzle 1-6 and the movable nozzle 1-9 is provided with a membrane-breaking blade on the back surface, the fixed nozzle membrane-breaking blade 1-7 is in the shape of a cock-shaped body 1-19 in side view, the pointed end 1-20 of the cock-shaped body 1-19 is outwardly arranged, the two side edges of the cock-shaped body 1-19 are provided with cutting edges to form a side knife 1-21 and an upper knife 1-22, and the upper knife 1-22 is higher than the top end of the groove-shaped end 1-23 of the fixed nozzle and extends to the opening direction of the movable nozzle 1-9.

[0126] The fixed nozzle 1-6 and the movable nozzle 1-9 are hingedly connected through a hinge, the hinge comprises a small hinge plate 1-10, a large hinge plate 1-13, and a hinge shaft, the fixed nozzle 1-6 is fixedly connected with the large hinge plate 1-13, and the movable nozzle 1-9 is fixedly connected with the small hinge plate 1-10.

[0127] The opening and closing device is a compression spring 1-12, the fixed nozzle 1-6 is provided with a spring fixing plate 1-14, one end of the compression spring 1-12 is fixed on the spring fixing plate 1-14 of the fixed nozzle, and the other end is fixed on the small hinge plate 1-10.

[0128] The disc cavity type precision dibbler has the advantages of reasonable structure, economy and practicality, realizes precision seed taking and accurate seed dibbling, is flexible and convenient, stable in performance, and stable in assembly of each component of the seed dibbler, convenient in replacement and maintenance of accessories, and forms an organic whole with the driving disc, the driven disc ring and the seed blocking cover, and is a precision dibbler which is worth promoting, higher in work efficiency and capable of improving the seed dibbling efficiency and quality of the whole dibbler.

[0129] Embodiment 2: Compared with embodiment 1, the difference of the embodiment is that:

[0130] The seed blocking cover is internally provided with a seed pushing device 7-12, and the seed pushing device 7-12 is made of rubber elastic material and is arranged beside the seed taking port 7-7.

[0131] Embodiment 3: Compared with embodiment 2, the difference of the embodiment is that:

[0132] In the seed guiding and dibbling combined device, the seed guiding surface 1-16 of the seed guiding module 21 is obliquely arranged at the side of the seed inlet 1-17 of the seed dibbling nozzle, is arranged close to the back surface of the fixed nozzle 1-6 and is located at the same side of the membrane breaking blade 1-7 of the fixed nozzle, so that the seed guiding surface 1-16 and the tangent of the back surface of the fixed nozzle form an included angle A26, and the included angle A26 is an obtuse angle of 100 degrees; the transverse plate bending clamping block 1-1 of the seed guiding module 21 is embedded in the annular clamping groove 20 of the seed guiding module in the circumferential direction, so that the seed guiding surface 1-16 and the tangent of the embedding point of the transverse plate bending clamping block 1-1 embedded in the annular clamping groove 20 of the seed guiding module form an included angle B27, and the included angle B27 is an obtuse angle of 100 degrees.

[0133] Embodiment 4:

[0134] Compared with embodiment 3, the difference of the embodiment is that:

[0135] In the seed guiding and dibbling combined device, the seed guiding surface 1-16 of the seed guiding module 21 is obliquely arranged at the side of the seed inlet 1-17 of the seed dibbling nozzle, is arranged close to the back surface of the fixed nozzle 1-6 and is located at the same side of the membrane breaking blade 1-7 of the fixed nozzle, so that the seed guiding surface 1-16 and the tangent of the back surface of the fixed nozzle form an included angle A26, and the included angle A26 is an obtuse angle of 120 degrees; the transverse plate bending clamping block 1-1 of the seed guiding module 21 is embedded in the annular clamping groove 20 of the seed guiding module in the circumferential direction, so that the seed guiding surface 1-16 and the tangent of the embedding point of the transverse plate bending clamping block 1-1 embedded in the annular clamping groove 20 of the seed guiding module form an included angle B27, and the included angle B27 is an obtuse angle of 120 degrees.

[0136] Embodiment 5:

[0137] The difference between the present embodiment and Embodiment 4 is that:

[0138] In the seed taking combination device, the structure further comprises a seed cleaning brush 28 and a seed pusher 29, both of which are arranged inside the seed blocking cover 7 and fixedly connected with the seed blocking cover 7, and the positions of the seed cleaning brush 28 and the seed pusher 29 are close to the seed taking disc 3.

[0139] The structure of the seed cleaning brush 28 comprises brush hairs 28-1 and a brush base 28-2, and the structure of the seed pusher 29 comprises a seed pushing head 29-1 and a spring body 29-2. The seed cleaning brush 28 is fixed on the seed blocking cover 7, and the brush hairs are directed towards the seed taking disc 3. In the direction of rotation of the seed taking disc 3, the installation position of the seed cleaning brush 28 is close to the seed cleaning inclined surface 3-5 of the seed taking disc. The seed pushing head 29-1 of the seed pusher 29 is directed towards the seed taking disc 3, and the installation position of the seed pusher 29 on the seed blocking cover 7 is closer to the seed inlet 7-6 on the seed blocking cover 7 than the installation position of the seed cleaning brush 28.

[0140] Embodiment 6:

[0141] The difference between the present embodiment and Embodiment 5 is that:

[0142] In the seed taking combination device, the seed cleaning inclined surface of the seed taking disc is an arc-shaped beveling slope surface extending from the outer sidewall towards the annular inner circumferential surface. The included angle B3-10 formed by the opening shape of the uniformly distributed seed taking openings is an acute angle, and the inner side of the core disc body is provided with a reinforcing rib.

[0143] Embodiment 7:

[0144] The difference between the present embodiment and Embodiment 1 is that: in the seed guiding and point planting combination device, the upper surface of the annular body is provided with 360-degree scale lines 4-4 in the circumferential direction, and the flange 4-1 is uniformly provided with acupoint insertion holes 4-2. The number of acupoint insertion holes 4-2 is 12, that is, there are 12 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction. Correspondingly, on the upper surface of the flange 4-1, acupoint marks 4-3 corresponding to each acupoint insertion hole 4-2 are provided, which are Arabic numerals. The Arabic numerals of each acupoint mark 4-3 are all 12.

[0145] Embodiment 8:

[0146] Compared with Example 4, the difference of the present example is that the upper surface of the annular body of the acupoint pressure disc 4 is provided with 360-degree scale lines 4-4 in the circumferential direction, and the flange 4-1 is uniformly provided with acupoint insertion holes 4-2, and the number of acupoint insertion holes 4-2 is 15, that is, there are 15 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction; and corresponding to each acupoint insertion hole 4-2, the upper surface of the flange 4-1 is provided with an acupoint mark 4-3 in the form of Arabic numerals, and the Arabic numerals of each acupoint mark 4-3 are 15.

[0147] Example 9:

[0148] Compared with Example 1, the difference of the present example is that the upper surface of the annular body of the acupoint pressure disc 4 is provided with 360-degree scale lines 4-4 in the circumferential direction, and the flange 4-1 is uniformly provided with acupoint insertion holes 4-2, and the number of acupoint insertion holes 4-2 is 30, that is, there are 30 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction; and corresponding to each acupoint insertion hole 4-2, the upper surface of the flange 4-1 is provided with an acupoint mark 4-3 in the form of Arabic numerals, and the Arabic numerals of each acupoint mark 4-3 are 30.

[0149] Example 10:

[0150] Compared with Example 8, the difference of the present example is that in the seed guiding and pointing combination device, the upper surface of the annular body is provided with 360-degree scale lines 4-4 in the circumferential direction, and the flange 4-1 is provided with two groups of uniformly distributed acupoint insertion holes 4-2, wherein one group of uniformly distributed acupoint insertion holes 4-2 has a number of 12, that is, there are 12 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the position corresponding to each acupoint insertion hole 4-2 is provided with an acupoint mark 4-3 in the form of Arabic numerals 12; the other group of uniformly distributed acupoint insertion holes 4-2 has a number of 16, that is, there are 16 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the position corresponding to each acupoint insertion hole 4-2 is provided with an acupoint mark 4-3 in the form of Arabic numerals 16.

[0151] Example 11:

[0152] Compared with Example 10, the difference of the present example lies in that: in the seed guiding and pointing combination device, the upper surface of the annular body is provided with 360-degree scale line 4-4 in the circumferential direction, and three groups of uniformly distributed acupoint insertion holes 4-2 are arranged on the flange 4-1. The three groups refer to: one group of uniformly distributed acupoint insertion holes 4-2 has 14 in number, that is, 14 acupoint insertion holes 4-2 are evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 14; another group of uniformly distributed acupoint insertion holes 4-2 has 16 in number, that is, 16 acupoint insertion holes 4-2 are evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 16. The last group of uniformly distributed acupoint insertion holes 4-2 has 20 in number, that is, 20 acupoint insertion holes 4-2 are evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 20.

[0153] Example 12:

[0154] Compared with example 10, the difference of the present example lies in that: in the seed guiding and pointing combination device, the upper surface of the annular body is provided with 360-degree scale line 4-4 in the circumferential direction, and six groups of evenly distributed acupoint insertion holes 4-2 are arranged on the flange. The six groups refer to: one group of evenly distributed acupoint insertion holes 4-2 has 12 in number, that is, there are 12 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 12; one group of evenly distributed acupoint insertion holes 4-2 has 13 in number, that is, there are 13 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 13; one group of evenly distributed acupoint insertion holes 4-2 has 14 in number, that is, there are 14 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 14; one group of evenly distributed acupoint insertion holes 4-2 has 15 in number, that is, there are 15 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 15; another group of evenly distributed acupoint insertion holes 4-2 has 16 in number, that is, there are 16 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 16. Another group of evenly distributed acupoint insertion holes 4-2 has 18 in number, that is, there are 18 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and the acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 18.

[0155] Example 13:

[0156] Compared with embodiment 10, the difference of the present embodiment lies in that: in the seed guiding and pointing combination device, the upper surface of the annular body is provided with 360-degree scale line 4-4 in the circumferential direction, and five groups of evenly distributed acupoint insertion holes 4-2 are arranged on flange 4-1. The six groups refer to: one group of evenly distributed acupoint insertion holes 4-2 has 20 in number, that is, there are 20 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 20; one group of evenly distributed acupoint insertion holes 4-2 has 24 in number, that is, there are 24 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 24; one group of evenly distributed acupoint insertion holes 4-2 has 26 in number, that is, there are 26 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 26; one group of evenly distributed acupoint insertion holes 4-2 has 28 in number, that is, there are 28 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 28; and one group of evenly distributed acupoint insertion holes 4-2 has 30 in number, that is, there are 30 acupoint insertion holes 4-2 evenly distributed along the annular body in the circumferential direction, and acupoint mark 4-3 corresponding to each acupoint insertion hole 4-2 is Arabic numeral 30.

Claims

1. A cupping precision dibbler mainly comprising a dibbling nozzle, characterized in that It also comprises a main disc, a secondary disc ring, a seed blocking cover, and a seed guiding and pointing combination device and a seed taking combination device matched with the seed pointing nozzle; The seed guiding and pointing combination device mainly comprises a seed guiding module matched with the seed pointing nozzle and a hole position pressing disc; The hole position pressing disc mainly comprises a ring-shaped body, a flange arranged on the periphery of the ring-shaped body, a plurality of hole position insertion holes arranged along the circumferential direction of the flange, and a hole position mark arranged on the upper surface of the flange and corresponding to each hole position insertion hole; The seed guiding module mainly comprises a module body, the module body comprises a horizontal plate I, a horizontal plate II and a vertical plate, the horizontal plate I and the horizontal plate II are vertically arranged on the vertical plate, the horizontal plate II is provided with a threaded hole, the length of the horizontal plate II is shorter than that of the vertical plate, a horizontal plate bending clamping block is arranged at one end of the horizontal plate I and bends downward, a vertical plate bending clamping block is arranged at one end of the vertical plate close to the horizontal plate bending clamping block and bends inward, the shape and size of the vertical plate bending clamping block are matched with those of the hole position insertion hole of the hole position pressing disc, and the outer side of the vertical plate is a seed guiding surface; A plurality of seed guiding modules are distributed along the circumferential direction of the hole position pressing disc, the vertical plate bending clamping block of each seed guiding module is embedded in the hole position insertion hole of the hole position pressing disc, and the other end of each seed guiding module is fixedly connected with a seed pointing nozzle, and the seed guiding surface of the seed guiding module is arranged on one side of the seed inlet of the seed pointing nozzle in an inclined manner. The seed taking combination device is installed on the inner side of the seed blocking cover of the dibbler and mainly comprises a core disc, a seed taking disc and a seed blocking disc. The core disc is a bowl-shaped disc body, comprises a core disc disc body, is provided with a bearing mounting hole and a positioning screw on the core disc disc body, and is provided with a positioning convex edge on the inner side of a circle; the seed blocking disc is a circular ring-shaped sheet body, is provided with an arc-shaped notch on the outer edge, and the arc-shaped notch forms a seed throwing notch; the seed blocking disc is detachably connected to the periphery of the positioning convex edge of the core disc. The seed taking disc is a circular disc body, is provided with a seed guiding module mounting hole on the seed taking disc disc body, is uniformly provided with a plurality of notch-shaped seed taking ports on the inner circle of the seed taking disc disc body, and the openings of the seed taking ports are arranged in a clockwise or counterclockwise direction. The lower part of the seed taking port is a seed taking hole, the seed taking hole is composed of an embedded seed taking nest and a horn-shaped seed discharge port, the central axis of the seed taking nest and the seed discharge port is arranged in an inclined direction, and the opening is directed to the inner side wall of the seed taking disc; the seed taking nest is arranged at the bottom of the seed taking hole, has a shape similar to that of a half circular truncated cone, and has a small lower bottom and a large upper opening; the upper part of the seed taking nest extends upward and expands to form an incomplete horn-shaped seed discharge port. The lower part of the seed taking nest, i.e., the outer side of the seed taking hole, is provided with an outwardly protruding seed blocking wall in the shape of an approximately semicircular arc-shaped protrusion. The front end of the seed taking port is provided with a seed cleaning inclined surface, the seed cleaning inclined surface is an inclined extension surface, one side of the rear end of the seed taking port is provided with a seed scraping corner, the seed scraping corner is a wedge-shaped body, one surface of the seed scraping corner is part of the inner circumferential surface, and the other surface is the upper end of the rear side wall surface of the seed taking hole, the two surfaces are extended and transitioned to form an intersection, the intersection forms a wedge-shaped corner A, and the wedge-shaped corner A is an acute angle. The seed taking disc is buckled above the seed blocking disc, and the seed taking disc can rotate along the circumferential direction of the seed blocking disc, in the rotating process of the seed taking disc, the seeds in the seed taking holes of the seed taking disc rotate together with the seed taking disc, when passing through the seed throwing notch of the seed blocking disc, the seeds fall into the seed throwing notch from the seed taking holes along the seed discharging port.

2. The pocket precision dibbler as claimed in claim 1, wherein The main driving disc is a basin-shaped disc body, the basin-shaped disc body is provided with a main and auxiliary driving disc connecting rod hole I and an acupoint pressing disc fixing installation hole, the outer side center of the basin-shaped disc body is provided with an inner recessed shaft hole, and the inner side center is provided with a protruding shaft sleeve, the shaft hole is in communication with the shaft sleeve, the inner side surface of the basin-shaped disc body is provided with a seed dropping nozzle annular clamping groove and a seed guiding module annular clamping groove; the shape and size of the horizontal plate bending clamping block of each seed guiding module are matched with the shape and size of the seed guiding module annular clamping groove; the horizontal plate bending clamping block of each seed guiding module is embedded in the seed guiding module annular clamping groove in the circumferential direction; The auxiliary driving disc ring is an annular disc body, is provided with a main and auxiliary driving disc connecting rod hole II, and is provided with a seed dropping nozzle insertion piece positioning groove on the inner side surface; The seed blocking cover comprises a cover body, and the cover body is mainly provided with a central shaft hole, a seed inlet, a seed inlet observation port, a seed quantity regulator fixing hole, a seed adjusting sector hole, a seed adjusting digital identifier and a seed cleaning port; the central shaft hole is provided with a seed blocking cover centering block, the seed quantity regulator fixing hole is provided with a seed quantity regulator, and the seed inlet is connected with a seed inlet elbow; the seed quantity regulator structure comprises a sheet-shaped body, and the sheet-shaped body is provided with an adjuster sector hole, an adjuster rotating centering hole, a digital observation hole, a seed quantity adjusting connecting pin hole and an adjuster protruding plate; the adjuster sector hole on the seed quantity regulator is connected with the seed quantity regulator fixing hole on the seed blocking cover through an adjuster fixing screw; the seed quantity adjusting connecting pin hole on the seed quantity regulator is connected with the seed adjusting sector hole on the seed blocking cover through a positioning screw on the core disc; and the adjuster rotating centering hole on the seed quantity regulator is sleeved on the central shaft hole on the seed blocking cover.

3. The pocket planter of claim 2, wherein The seed taking combination device is arranged on the inner side of the seed blocking cover, the space between the core disc and the seed blocking cover is a seed chamber, the positioning screw of the core disc passes through the seed adjusting sector hole on the seed blocking cover and the seed quantity adjusting connecting pin hole on the seed quantity regulator, and is fixed by using a nut, the bearing mounting hole of the core disc is provided with a core disc bearing I and a core disc bearing II, the shaft sleeve of the main driving disc is connected with the core disc through the core disc bearing I and the core disc bearing II, and the outer side of the core disc bearing II is provided with a core disc clamping spring; The seed guiding and dropping combination device is located between the main driving disc and the seed taking combination device, the seed taking disc and the seed guiding module are fixedly connected through a screw rod penetrating through a threaded hole and a seed guiding module mounting hole; the acupoint pressing disc and the main driving disc are fixedly connected through a screw rod penetrating through a pressing disc fixing hole and an acupoint pressing disc fixing installation hole; the auxiliary driving disc ring is arranged on the periphery of the seed blocking cover, and the main driving disc and the auxiliary driving disc ring are fixedly connected through a main and auxiliary disc connecting rod penetrating through a main and auxiliary disc connecting rod hole I and a main and auxiliary driving disc connecting rod hole II.

4. The pocket precision dibbler as claimed in claim 3, wherein the pocket precision dibbler is characterized by The inner side of the seed blocking cover is further provided with a seed pushing device, and the seed pushing device structure comprises a base, a circular truncated cone-shaped body and a fastening screw hole; the seed pushing device is made of rubber elastic material and is arranged between the seed inlet and the seed cleaning port.

5. The pocket planter of claims 1, 2, 3, or 4, wherein In the seed guiding and sowing combination device, the acupoint insertion hole is a square recess; the upper surface of the acupoint pressing disc annular body is provided with 360-degree scale lines in the circumferential direction, and the flange is uniformly provided with acupoint insertion holes, and the number of acupoint insertion holes is 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30; correspondingly, the flange upper surface is provided with acupoint marks in the form of Arabic numerals at positions corresponding to each acupoint insertion hole, and the Arabic numerals are 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30.

6. The pocket planter of claims 1, 2, 3, or 4, wherein In the seed guiding and sowing combination device, the acupoint insertion hole is a square recess; the upper surface of the acupoint pressing disc annular body is provided with 360-degree scale lines in the circumferential direction, and the flange is uniformly provided with acupoint insertion holes, and the number of acupoint insertion holes is 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30; correspondingly, the flange upper surface is provided with acupoint marks in the form of Arabic numerals at positions corresponding to each acupoint insertion hole, and the Arabic numerals are 12, 13, 14, 15, 16, 18, 20, 24, 26, 28 or 30.

7. The pocket precision dibbler as claimed in claim 1, 2, 3 or 4 wherein The point seed nozzle is a rooster knife membrane breaking point seed nozzle, mainly comprising: a movable nozzle, a fixed nozzle and an opening and closing device. The front end of the movable nozzle is a groove-shaped end, the front end of the fixed nozzle is also a groove-shaped end, the movable nozzle and the fixed nozzle are hinged, and the groove-shaped end of the movable nozzle is wrapped in the groove-shaped end of the fixed nozzle, and the movable nozzle and the fixed nozzle are buckled to form a seed dropping chamber. The opening and closing device is installed between the movable nozzle and the fixed nozzle to open or buckle the movable nozzle and the fixed nozzle; the lower part of the fixed nozzle is connected with a positioning plug plate with a seed inlet, the seed guiding surface of the seed guiding module is inclined to one side of the seed inlet of the point seed nozzle, so that the seeds falling through the seed guiding surface enter the seed inlet of the point seed nozzle; the shape and size of the positioning plug plate are matched with the shape and size of the point seed nozzle annular clamping groove on the driving disc; the positioning plug plate of each point seed nozzle is embedded in the point seed nozzle annular clamping groove in the circumferential direction.

8. The pocket precision dibbler as claimed in claim 6, wherein The point seed nozzle is a rooster knife membrane breaking point seed nozzle, mainly comprising: a movable nozzle, a fixed nozzle and an opening and closing device. The front end of the movable nozzle is a groove-shaped end, the front end of the fixed nozzle is also a groove-shaped end, the movable nozzle and the fixed nozzle are hinged, and the groove-shaped end of the movable nozzle is wrapped in the groove-shaped end of the fixed nozzle, and the movable nozzle and the fixed nozzle are buckled to form a seed dropping chamber. The opening and closing device is installed between the movable nozzle and the fixed nozzle to open or buckle the movable nozzle and the fixed nozzle; the lower part of the fixed nozzle is connected with a positioning plug plate with a seed inlet, the seed guiding surface of the seed guiding module is inclined to one side of the seed inlet of the point seed nozzle, so that the seeds falling through the seed guiding surface enter the seed inlet of the point seed nozzle; the shape and size of the positioning plug plate are matched with the shape and size of the point seed nozzle annular clamping groove on the driving disc; the positioning plug plate of each point seed nozzle is embedded in the point seed nozzle annular clamping groove in the circumferential direction.

9. The pocket precision dibbler according to claim 8, wherein the pocket precision dibbler is configured to be mounted on a planter row unit. In the point seed mouth structure, the specific structure of the fixed mouth and the movable mouth is as follows: the cross section shape of the groove-shaped end of the fixed mouth and the movable mouth is arc-shaped, the groove-shaped end is formed by a thin plate bent into an arc shape, the front edge of the groove-shaped end is arc-shaped, the groove-shaped end is provided with a knife-shaped cutting edge, and the knife-shaped cutting edge is double-edaved or single-edged; the groove-shaped end of the fixed mouth and the movable mouth are mutually buckled and are in occlusion. The back surface of the groove-shaped end of the fixed mouth and the movable mouth is provided with a film-breaking blade, the film-breaking blade on the fixed mouth is in the shape of a rooster comb when viewed from the side, the sharp end of the rooster comb is outwardly arranged, the two side edges of the rooster comb are provided with cutting edges, forming a side blade and an upper blade, the upper blade is higher than the top end of the groove-shaped end of the fixed mouth and extends to the opening direction of the movable mouth. The fixed mouth and the movable mouth are hingedly connected, the hinge includes a small hinge plate, a large hinge plate and a hinge shaft, the fixed mouth is fixedly connected with the large hinge plate, and the movable mouth is fixedly connected with the small hinge plate. The opening and closing device is a compression spring, the fixed mouth is provided with a spring fixing plate, one end of the compression spring is fixed on the spring fixing plate of the fixed mouth, and the other end is fixed on the small hinge plate.

10. The pocket planter of claim 9, wherein the pocket is configured to receive a seedling having a root system with a diameter of about 0.5 inches. In the seed guiding and point planting combined device, the seed guiding surface of the seed guiding module is obliquely arranged at the side of the seed inlet of the point planting mouth, is arranged close to the back surface of the fixed mouth and is located at the same side as the film-breaking blade of the fixed mouth, so that the seed guiding surface and the tangent surface of the back surface of the fixed mouth form an included angle A, the included angle A is an obtuse angle greater than 90 degrees, the transverse plate bending clamping block of the seed guiding module is embedded in the annular clamping groove of the seed guiding module in the circumferential direction, so that the tangent direction of the seed guiding surface and the embedded point of the transverse plate bending clamping block embedded in the annular clamping groove of the seed guiding module forms an included angle B, and the included angle B is an obtuse angle greater than 90 degrees.

11. The pocket planter of claims 1, 2, 3, or 4, wherein In the seed taking combined device, the structure further includes a seed cleaning brush and a seed pushing device, the seed cleaning brush and the seed pushing device are arranged on the inner side of the seed blocking cover and are fixedly connected with the seed blocking cover, and the positions of the seed cleaning brush and the seed pushing device are close to the seed taking disc.

12. The pocket planter of claim 10, wherein In the seed taking combined device, the structure further includes a seed cleaning brush and a seed pushing device, the seed cleaning brush and the seed pushing device are arranged on the inner side of the seed blocking cover and are fixedly connected with the seed blocking cover, and the positions of the seed cleaning brush and the seed pushing device are close to the seed taking disc.

13. The pocket planter of claim 12, wherein the pocket is configured to receive a seedling having a root system with a diameter of about 0.5 inches. The structure of the seed cleaning brush includes bristles and a bristle base, the structure of the seed pushing device includes a pushing head and a spring body, the seed cleaning brush is fixed on the seed blocking cover, the bristles of the seed cleaning brush face the seed taking disc, the installation position of the seed cleaning brush is close to the seed cleaning inclined surface of the seed taking disc in the rotating direction of the seed taking disc, the pushing head of the seed pushing device faces the seed taking disc, and the installation position of the seed pushing device on the seed blocking cover is closer to the seed inlet on the seed blocking cover than the installation position of the seed cleaning brush.

14. The pocket planter of claim 13, wherein In the seed taking combined device, the seed cleaning inclined surface of the seed taking disc is an arc-shaped inclined cutting slope surface extending from the outer side wall to the annular inner circumferential surface, the included angle B formed by the opening shape of the uniformly distributed seed taking ports is an acute angle, the core disc is fixedly connected with the seed blocking cover through the positioning screw rod, and the inner side of the core disc body is provided with a reinforcing rib.

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