CN112567940A - Adjustable nest hole wheel type seeder with miss-seeding detection function - Google Patents

Adjustable nest hole wheel type seeder with miss-seeding detection function Download PDF

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Publication number
CN112567940A
CN112567940A CN202011496846.0A CN202011496846A CN112567940A CN 112567940 A CN112567940 A CN 112567940A CN 202011496846 A CN202011496846 A CN 202011496846A CN 112567940 A CN112567940 A CN 112567940A
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China
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seed
seeding
fixed
disc
shell
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CN202011496846.0A
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Chinese (zh)
Inventor
屈哲
王昊禹
丁力
韩明辉
刘龙
余永昌
李�赫
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Henan Agricultural University
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Henan Agricultural University
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Priority to CN202011496846.0A priority Critical patent/CN112567940A/en
Publication of CN112567940A publication Critical patent/CN112567940A/en
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/18—Machines for depositing quantities of seed at intervals
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/20—Parts of seeders for conducting and depositing seed
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Environmental Sciences (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Sowing (AREA)

Abstract

The invention discloses an adjustable pocket wheel type seeder with a miss-seeding detection function, which comprises a driving motor and a rack connected with traction equipment, wherein seed storage equipment is arranged above the rack, a driving shaft, a seed sowing device and a lever driving device are arranged on the rack below the seed storage equipment, a transmission shaft is horizontally and rotatably fixed in the rack along the transverse direction, a rotating speed sensor is arranged on the transmission shaft, and one end of the transmission shaft is in transmission connection with a rotating shaft of the driving motor; a plurality of seed sowing devices are arranged on the transmission shaft at intervals, and a seeding missing detection device is arranged on each seed sowing device; the invention has unique structure and convenient operation, not only effectively solves the problems that the structure of the existing seeder is complex, the size of the seed falling groove of the seeding disc can not be conveniently and rapidly adjusted according to the type of seeds, but also solves the problem that the existing seeder can not accurately detect the seeding effect during seeding.

Description

Adjustable nest hole wheel type seeder with miss-seeding detection function
Technical Field
The invention belongs to the technical field of agricultural reseeding instruments, and particularly relates to an adjustable pocket wheel type seeder with a miss-seeding detection function.
Background
Precision seeding is one of the important ways of increasing both production and income of modern agriculture, precision seeding can make seeding uniform, is beneficial to crop production, the prior precision seeding generally adopts a wheel type seeding machine to carry out seeding operation, a seeding disc is arranged in a seeding device of a wheel type reseeding machine, a seeding groove is arranged on the seeding disc, when in use, the seeds falling into the seeding groove can be sequentially discharged outwards by the rotating seeding disc, precision seeding is realized, but the size of the seeding groove on the seeding disc in the prior precision seeding machine is fixed, so in order to adapt to the seeding requirements of different crops, the commonly adopted mode is to equip a plurality of seeding machines on one seeding machine or to change different seeding discs according to the size of the seeds when in seeding, the plurality of seeding machines on one seeding machine can make the structure of the seeding machine complex, the manufacturing cost is high, and when in seeding operation, other unused seed metering devices are easily damaged; and change different seeding disks according to the size of seed, need to change the whole dismantlement of seed metering ware, the operating procedure is numerous and diverse, the required time is longer to need professional to dismantle the change.
In addition, the whole working process of the seed sowing device of the core part of the existing seeder is in a closed state, and once the phenomenon of seeding missing occurs, the phenomenon can not be found in time, so that the yield of crops is reduced, the income of labor-ploughing personnel is reduced, and the life quality of the labor-ploughing personnel is influenced. The current methods adopted for detecting the miss-seeding of the seeder are machine vision technology, high-speed photography, virtual instrument method and the like. Although the machine vision technology is applied to detecting the seed sowing performance of the seed sowing device, the limitation of image processing is large, and precision detection cannot be achieved; the high-speed photography method has long processing time, higher cost and high requirements on the working environment; the detection method of the virtual instrument is only the preliminary exploration of the technology on the miss-seeding detection system of the seeder, and many problems are not solved, so that the seeding effect of the seeder is difficult to detect.
Disclosure of Invention
Aiming at the defects and problems of the existing seeder, the invention provides the adjustable-cell wheel type seeder with the miss-seeding detection function, the seeder has a unique structure and is convenient to operate, the problems that the existing seeder is complex in structure, the size of a seed dropping groove of a seeding disc cannot be conveniently and rapidly adjusted according to the type of seeds, and the problem that the existing seeder cannot accurately detect the seeding effect during seeding are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: an adjustable-cell wheel type seeder with a miss-seeding detection function comprises a driving motor and a rack connected with traction equipment, wherein seed storage equipment is arranged above the rack, a driving shaft, a seed sowing device and a lever driving device are arranged on the rack below the seed storage equipment, a transmission shaft is horizontally and rotatably fixed in the rack along the transverse direction, a rotating speed sensor is arranged on the transmission shaft, and one end of the transmission shaft is in transmission connection with a rotating shaft of the driving motor; the transmission shaft is provided with a plurality of seed metering devices at intervals, the seed metering devices are provided with miss-seeding detection devices, each miss-seeding detection device comprises a controller and a sensor, the rotating speed sensors are connected with the controllers, the sensors are arranged on the seed metering pipes of the seed metering devices, are used for detecting the falling interval time of seeds in the seed metering pipes and are connected with the controllers; the seed sowing device comprises a seed sowing shell, a limiting part, a sowing disc and a seed sowing pipe, wherein the seed sowing shell comprises a main shell and an auxiliary shell which are sleeved on a transmission shaft in a rotating mode from left to right, the main shell is fixedly connected with the auxiliary shell, and the main shell is fixedly connected with a rack; the shell top wall and the shell bottom in the main shell are respectively provided with a feed inlet and a discharge outlet which are communicated with the outside, and a seed discharging pipe is arranged on the discharge outlet in a matching way; the limiting part comprises a limiting block, the limiting block is sleeved on the transmission shaft in the auxiliary shell in a matching mode and can slide and rotate along the transmission shaft, the left end of the limiting block extends outwards to form the auxiliary shell and is in transmission connection with the lever driving device, and the limiting block can be driven to slide left and right along the transmission shaft through the lever driving device; the seeding disc is arranged on a transmission shaft above the discharge port, the seeding disc comprises a facing driving mechanism and a fixed seed disc and a movable seed disc which have the same outer diameter size, the fixed seed disc is fixedly sleeved on the transmission shaft far away from one side of the auxiliary shell, the movable seed disc is coaxially and slidably sleeved on the transmission shaft on the left side of the fixed seed disc, and the left end of the movable seed disc penetrates through the inner wall of the main shell in a sliding and sealing manner and extends into the auxiliary shell; the seed fixing plate and the seed moving plate are connected together through an opposite driving mechanism, two corresponding grooves of the seed fixing plate and the seed moving plate are matched and combined to form a seed falling groove, and the seed fixing plate can drive the seed moving plate to slide along the transmission shaft to the auxiliary shell body and be abutted with the limiting block through the opposite driving mechanism; arc-shaped walls are symmetrically and transversely fixed on the front side and the rear side of the seeding tray, inclined guide plates are fixed at the upper end and the lower end of each arc-shaped wall, and the guide plates at the lower ends of the arc-shaped walls are arranged towards the discharge port.
The right side wall of the seed fixing plate is adjacent to the inner wall of the main shell and is contacted with the inner wall of the main shell, and the two walls are independent.
The opposite driving mechanism comprises a limiting driving rod and a top spring or a disc spring, a mounting groove is formed in one end face, adjacent to the fixed seed disc, of the movable seed disc, a plurality of sliding holes penetrating through the movable seed disc are formed in the mounting groove at intervals along the circumference, the limiting driving rod is sleeved in the sliding holes, the right end of the limiting driving rod extends out of the sliding holes and is vertically fixed together with the fixed seed disc, the top spring or the disc spring is sleeved on the limiting driving rod between the movable seed disc and the fixed seed disc, and two ends of the top spring or the disc spring are supported together with the adjacent seed disc respectively.
The lever driving device comprises a transmission connecting mechanism and an adjusting motor, the transmission connecting mechanism comprises a transverse adjusting plate arranged at the rear side of the seeder at intervals, fixed shafts are symmetrically and rotatably fixed on the racks on the left side and the right side of the adjusting plate, horizontal fixed tables are arranged at the top ends of the fixed shafts along the radial direction, and the left end and the right end of the adjusting plate are fixed with the tail ends of the adjacent horizontal fixed tables; the fixed shaft at one side of the adjusting rod is in transmission connection with the adjusting motor; a prying bar is rotationally fixed on an adjusting plate on the left side of each seed sowing device, and the other end of the prying bar faces the limiting block and is hinged with the limiting block; a strip-shaped hole is longitudinally formed in the prying bar at the rear side of the limiting block, a vertical limiting rod is sleeved in the strip-shaped hole in a sliding mode, and the upper end and the lower end of the limiting rod are fixed on the outer side wall of the auxiliary shell at the rear side of the limiting block at intervals in parallel through fixing blocks.
The top of every recess on the deciding kind of dish all is equipped with the groove of stepping down with adjacent recess intercommunication, and the tank bottom of the groove of stepping down sets up to recess bottom slope.
The vertical upright columns are welded in the cross bar of the frame at the front side of the seed sowing device, and the main shell of the seed sowing device is fixed with the adjacent upright columns through bolts.
The bottom end of the upright column at the front side of the seed discharging pipe is fixed with a furrow opener, and the rear side of the seed discharging pipe is provided with a soil covering device.
Be equipped with power, contrast control module and speaker module in the controller, contrast control module and speaker module all are connected with the power, and contrast control module and speaker module control connection, time sensor and rotational speed sensor all with contrast control module.
The invention has the beneficial effects that: compared with the prior seeder, the adjustable pocket wheel type seeder with the miss-seeding detection function has 3 advantages,
1. the adjustable pocket wheel type seeder with the miss-seeding detection function provided by the invention has a unique mechanism, and comprises a driving motor and a rack connected with traction equipment, wherein a transmission shaft is horizontally and rotatably fixed in the rack along the transverse direction, and one end of the transmission shaft is in transmission connection with a rotating shaft of the driving motor; the seed sowing machine is simple in structure, when the seed sowing machine is used, the size of the seed sowing groove of the seed sowing plate in the seed sowing machine can be conveniently controlled through the lever driving device, the operation is convenient, the seed sowing machine does not need to be disassembled, the disassembling time and the disassembling cost of the seed sowing machine are saved, and the sowing efficiency is improved.
2. The adjustable pocket wheel type seeder with the miss-seeding detection function provided by the invention has the advantages that each seed sowing device is provided with the miss-seeding detection device, the miss-seeding detection device has a unique structure and a wide application range, is not limited by the seeding environment, is convenient to detect, the measured result is accurate by comparing the standard time range T mark of the falling interval of two types of seeds with the actual falling interval T of the two types of seeds through real-time actual calculation, when the miss-seeding or rebroadcasting phenomenon occurs, a seeding person can perform corresponding processing according to the prompt tone technology, and the use is convenient.
3. According to the adjustable pocket wheel type seeder with the miss-seeding detection function, the discharge groove communicated with the adjacent groove is arranged above each groove on the seed metering disc, the bottom of each discharge groove inclines towards the groove, when the seed metering disc rotates, redundant seeds falling into the seed falling grooves can be extruded out of the seed falling grooves from the abdicating grooves, and with the existing seeder, the seed damage caused by blocking between the seeds and the arc-shaped wall due to excessive seeds in the seed falling grooves when the seed metering disc transfers and conveys the seeds can be prevented, and the survival rate of the seeds is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the installation position of the driving motor of the present invention.
FIG. 3 is a perspective view of the seed metering device of the present invention.
FIG. 4 is a schematic view of the position of the seed tube and furrow opener of the seed meter of the present invention.
Fig. 5 is a schematic view of the installation position of the time sensor of the present invention.
FIG. 6 is a schematic view of the structure of the seed plate of the present invention.
FIG. 7 is a schematic sectional view of a seed discharge disk of the present invention.
Fig. 8 is a schematic structural view of the lever driving device of the present invention.
FIG. 9 is a schematic view of the internal structure of the seed meter of the present invention.
Fig. 10 is a schematic view of the installation position of the dust cover of the present invention.
Fig. 11 is a schematic top view of the present invention.
FIG. 12 is a schematic view of the thrust bearing mounting location of the present invention.
Fig. 13 is an enlarged view of the structure at a in fig. 12.
Fig. 14 is a schematic diagram illustrating the use principle of the miss-seeding detection apparatus according to the present invention.
FIG. 15 is a schematic view of the anti-falling shell structure of the present invention.
Fig. 16 is a schematic view of the installation position of the drop prevention housing of the present invention.
Reference numbers in the figures: the seed sowing device comprises a frame 1, a driving motor 11, a transmission shaft 12, a column 13, a seed sowing device 2, seed sowing cases 21 and 211 which are main cases, a seed inlet 2111, seed sowing ports 2112 and 212 which are auxiliary cases, a limit block 22, a fixed shaft sleeve 221, a hinged seat 222, a seed sowing disc 23, a seed sowing disc 231, a movable seed disc 232, a mounting groove 2321, a sliding hole 2322, a seed sowing pipe 24, a limit driving rod 25, a top spring 26, an arc-shaped wall 27, a material guide plate 271, a seed falling groove 28, a groove 281, a abdicating groove 29, a lever driving device 3, an adjusting plate 31, a fixed shaft 32, a follower gear 321, a horizontal fixed platform 33, an adjusting motor 34, a driving gear 341, a prying rod 35, an end fork 351, a strip-shaped hole 352, a limit rod 36, a fixed pin shaft 37, a driving short arm 38, a dust-proof case 29, a furrow opener 4, a soil covering device 5, a fixed plate 51, a, the outer bearing sleeve 722, the top support ring platform 73, the convex ring platform 74, the anti-falling shell 8, the inner anti-falling shell 81 and the outer anti-falling shell 82.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1
Example 1
The embodiment provides an adjustable pocket wheel type seeder with a miss-seeding detection function, as shown in fig. 1-12, the seeder comprises a driving motor 11 and a frame 1 connected with traction equipment, the frame 1 is driven to move when the traction equipment moves, seed storage equipment is arranged above the frame 1, the seed storage equipment is a common cuboid seed storage box, a driving shaft 12, a seed sowing device 2 and a lever driving device 6 are arranged on the frame below the seed storage equipment, the driving shaft 12 is a square shaft, the driving shaft 12 is horizontally and rotatably fixed in the frame 1 along the transverse direction, a rotating speed sensor is arranged on the driving shaft 12 and used for monitoring the rotating speed of the driving shaft 12, and the fixing mode of the driving shaft 12 is various, for example, the left end and the right end of the driving shaft 12 are rotatably fixed with the frame through; the left end of transmission shaft 12 is connected with the driving motor transmission, specifically:
as shown in fig. 2, the left end of the transmission shaft 12 is sleeved with a driven gear in a matching manner, the driving motor 11 is fixed on the rack 1 on the left side of the transmission shaft 12 through a bolt, the driving connection is connected with a power supply of the traction equipment, a motor rotating shaft of the driving motor 11 is arranged inwards, a driving gear is fixedly sleeved with the driving gear, the driving gear is meshed with the driven gear, and the transmission shaft 11 is driven to rotate when the driving motor 11 works.
Evenly spaced on the transmission shaft is equipped with 3 seed metering wares 2, and seed metering ware 2 includes seed discharging shell 21, spacing block 22, seeding disc 23 and seed metering pipe 24, and seed discharging shell 21 includes from a left side to right side and rotates the cover and establish main casing body 211 and the sub-casing body 212 on transmission shaft 12, and main casing body 211 passes through bolt fixed connection with sub-casing body 212 and is in the same place, and main casing body 211 passes through bolt and 1 fixed connection in frame, specifically: as shown in fig. 1 and 3, the upright posts 13 are welded and fixed on the inner side of the cross bar of the frame 1 at the front side of the main housing 211 along the transverse direction, the main housing 211 is fixed with the upright posts at the adjacent sides through bolts, and the seeding housing does not affect the transmission shaft when the transmission shaft rotates.
The top wall and the bottom of the shell in the main shell 211 are respectively provided with a feed inlet 2111 and a discharge outlet 2112 which are communicated with the outside, the discharge outlet 2112 is right below a transmission shaft in the main shell 211, the discharge outlet 2112 is connected with a discharge outlet of seed storage equipment above through a seed discharging pipe, and seeds in the seed storage equipment can flow into the seed discharging shell 21 through the seed discharging pipe; the discharge port 2112 is provided with a seed discharge pipe 24 in a matching manner, the bottom of the upright post 13 at the front side of the seed discharge pipe 24 is fixed with a furrow opener 4 through a bolt, the front end of the furrow opener 4 is sharp and is in an inverted V shape, when the traction equipment drives the rack to move, the furrow opener 4 can open a seed groove in the soil along the moving direction of the rack 1, the rear side of the seed discharge pipe 24 is provided with a soil covering device, the soil covering device comprises fixing plates 51 symmetrically arranged at the left side and the right side of the seed discharge pipe 24, the fixing plates 51 are welded and fixed with the rack, the tail end of each seed plate is fixed with a soil covering plate 52 obliquely arranged downwards through a bolt, the tail end of each soil covering plate 52 is in an inward bending shape, and when the traction equipment drives the rack to move, the soil covering plates 52 in the inward bending shapes at the two sides of the soil covering device 5 can re.
Spacing part includes stopper 22, stopper 22 matches the suit on the transmission shaft in the auxiliary housing, and can slide and rotate along the transmission shaft, as shown in fig. 5 and fig. 7, fixed cover is equipped with fixed axle sleeve 221 on the transmission shaft in the auxiliary housing 212, the left end of fixed axle sleeve 221 outwards extends auxiliary housing 212, stopper 22 slides the suit on fixed axle sleeve 221, and can rotate and the axial slip along the outer anchor ring of fixed axle sleeve, and the left end of stopper 22 outwards extends and is connected with the transmission of lever drive arrangement, can drive the stopper through the lever drive arrangement and slide along the transmission shaft from side to side, specifically:
as shown in fig. 3-7, the lever driving device 3 includes a transmission connecting mechanism and an adjusting motor, the transmission connecting mechanism includes a horizontal adjusting plate 31 disposed at the rear side of the seeder at intervals, fixed shafts 32 are symmetrically and rotatably fixed on the frame 1 at the left and right sides of the adjusting plate 31, a horizontal fixing platform 33 is radially disposed at the top end of the fixed shaft 32, the left and right ends of the adjusting plate 31 are hinged to the tail end of the adjacent horizontal fixing platform through a pin, and the fixing modes of the adjusting plate 31 and the adjacent horizontal fixing platform 33 are various, for example: the tail end of the horizontal fixed table 33 is hinged with a driving short arm 33 in a right-angle structure shape through a fixed pin shaft 37, and a driving short arm 38 is arranged towards the inner side of the rack 1 and is welded and fixed with one end adjacent to the adjusting plate 31; the drive stub 38 can be made in a variety of ways, for example: the driving short arm 38 can be formed by bending the left end and the right end of the condition 31; the adjusting motor 34 is vertically fixed below the rack on the left side of the adjusting plate 31, the motor rotating shaft of the adjusting motor 34 is arranged upwards and penetrates through the rack 1 to be fixed with the driving gear 341, the driving motor 34 is a common stepping motor with a rotating shaft self-locking function, the fixed shaft 32 adjacent to the driving motor 34 is sleeved with the follow-up gear 321, and the outer diameter of the follow-up gear 321 is larger than that of the driving gear and is meshed with the driving gear 341.
All be fixed with pinch bar 35 through round pin axle horizontal rotation on every seed metering ware 2 left regulating plate 31 in frame 1, the other end orientation of pinch bar 35 corresponds the stopper 22 setting of seed metering ware 2 to be connected with stopper 22 is articulated, specifically: as shown in fig. 2 and 11, a fixed end fork 351 is included at the top of one end of the pry bar 35 facing the limit block 22, hinge bases 222 are symmetrically welded on the left end surfaces of the limit block 22 at two sides of the transmission shaft, and two forks of the end fork 351 are vertically fixed with the hinge base 22 at the corresponding side of the limit block 22 by a pin shaft in a rotating manner; there is bar hole 352 along vertically opening on the pinch bar 35 of tip jaw 351 rear side, there is the slip cover to be equipped with perpendicular gag lever post 36 in the bar hole 352, the upper and lower both ends of gag lever post are fixed with the fixed block, and fix on the sub-casing 212 left side wall of stopper rear side through the parallel interval of fixed block, when through adjusting motor 34 drive gear 321 rotation, follower gear 321 can drive horizontal fixed station 33 through fixed axle 32 and rotate around fixed axle 32, can drive regulating plate 31 around fixed axle 32 parallel rotation removal through fixed pin axle 37 and drive short arm 38 when horizontal fixed station 32 rotates, can drive pinch bar 35 through the round pin axle and use gag lever post 36 as the slip fulcrum pulling stopper 22 along fixed axle sleeve 221 when regulating plate 31 around fixed axle 32 parallel rotation, thereby steerable stopper 22 stretches into the length size in the sub-casing.
The seeding disc 23 is arranged on a transmission shaft above the discharge port 2112, arc-shaped walls 27 are symmetrically and transversely fixed on the front side and the rear side of the seeding disc 23, inclined guide plates 271 are fixed on the upper end and the lower end of each arc-shaped wall 27, the guide plates 271 on the lower end of each arc-shaped wall are arranged towards the discharge port, a temporary storage region is arranged above the seeding disc 23, seeds falling into the seeding box along a seeding pipe can be temporarily stored in the temporary storage region, the seeding disc 23 comprises a fixed seed disc 231 and a movable seed disc 232 which are opposite to each other and have the same outer diameter, the fixed seed disc 231 is fixedly sleeved on the transmission shaft on one side far away from the auxiliary shell 211, the right end surfaces of the fixed seed disc and the fixed seed disc 231 are attached to the inner wall in the main shell, the fixed seed disc 231 and the movable seed disc 232 are independent from each other, when the transmission shaft rotates, the fixed seed disc 231 is driven to rotate in the main shell, specifically, the method comprises the following steps:
as shown in fig. 6, 7 and 9, an abdication opening matched with the outer diameter of the movable seed tray is coaxially formed on the inner wall of the main shell on the left side of the movable seed tray, a fixed shaft sleeve 221 in the auxiliary shell 212 does not extend into the main shell beyond the abdication opening, a shaft hole is formed in the middle of the movable seed tray 232 and is slidably sleeved on the fixed shaft sleeve 221, and the left end of the movable seed tray 232 penetrates through the abdication opening to extend into the auxiliary shell 212 in a matching manner; the end of the circumference side adjacent to the fixed seed plate and the movable seed plate is provided with a plurality of hemispherical grooves 281 inwards at even intervals along the circumference and penetrates through the plate body in opposite directions, the fixed seed plate 231 and the movable seed plate 232 are connected together through an opposite driving mechanism, and the two corresponding grooves of the fixed seed plate and the movable seed plate are matched and combined to form a seed dropping groove, the seeds in the temporary storage region can fall into the seed dropping groove of the seed dropping plate in the temporary storage region, and when the seed dropping plate rotates, the seeds in the seed dropping groove can be driven to rotate towards the direction of the seed dropping opening 2112 along the arc-shaped wall 27 and pass through the seed dropping opening 2112 to fall into the seed dropping pipe 24 and fall into the seed dropping groove opened by the furrow opener along the seed dropping pipe 24, and the fixed seed plate 231 can drive the movable seed plate to slide along the transmission shaft and contact with the limiting block.
As shown in fig. 7, the opposite driving mechanism includes a limit driving rod 25 and a top spring 26, the top spring 26 is a common top spring or a common disc spring, an installation groove 2321 is axially and inwardly provided at one end surface of the movable disc 232 adjacent to the fixed disc 231, 6 sliding holes 2322 penetrating through the movable disc are evenly spaced in the installation groove 2321 along the circumference, the limit driving rod 25 is slidably sleeved in the sliding hole 2322, the right end of the limit driving rod 25 extends outwards to form the sliding hole 2322 and is vertically welded and fixed with the fixed disc 231, the limit driving rod between the movable disc and the fixed disc is sleeved with a top spring or a spring, two ends of the top spring or a disc spring are respectively supported with adjacent disc plates, the top spring or the disc spring axially pushes the fixed disc to slide towards the sub-housing and against the limit block 22, so as to limit the size of the seed falling groove, and when the length of the limit block extending into the sub-housing is controlled by the lever driving device, stopper 22 can the top-push move kind of a dish 232 and be close to or opposite direction removes to the seed metering dish 231 along fixed axle sleeve 221 with it contact, thereby can be according to the size that the seed metering dish fell the kind groove in the seed metering ware of the seed sowing, compare with current seeder, the seeder simple structure that this embodiment provided, when using, the size that the seed metering dish fell the kind groove in the accessible lever drive arrangement can convenient control seed metering ware, the simple operation, need not dismantle the seed metering ware, thereby the dismantlement time and the dismantlement cost of seed metering ware have been practiced thrift, the seeding efficiency is improved.
Each seed sowing device 2 on the frame 1 is provided with a miss-seeding detection device which comprises a controller and a time sensor 6, a rotating speed sensor on a transmission shaft 12 is connected with the controller, for transmitting the rotation speed of the transmission shaft 12 to the controller, a time sensor is mounted on the seed tube of the seed sowing device for detecting the falling interval time of the seeds in the seed sowing tube, and is connected with a controller, the controller is fixed on the frame or the shell arrangement 21 through bolts, a power supply, a comparison control module and a loudspeaker module are arranged in the controller, the comparison control module and the loudspeaker module are both connected with the power supply, and the comparison control module is in control connection with the loudspeaker module, and the time sensor and the rotating speed sensor are both in control connection with the comparison control module, as shown in figure 14, when in use, the comparison control module can automatically calculate the theoretical interval time T of the two seed falling according to the data transmitted by the rotating speed sensor.Theory of thingsAnd combining the allowable error time Deltat of seed falling to obtain the standard interval time T of two seed fallingSign boardIn the range of TSign board=TTheory of thingsΔ T, the actual interval time T between two falling measured by the time sensorFruit of Chinese wolfberryWhen the signals are transmitted to the comparison control module, the comparison control module can compare T with TFruit of Chinese wolfberryAnd calculated TSign boardMaking a comparison if TFruit of Chinese wolfberryAt TSign boardWithin the range, the sowing is normal, if T isFruit of Chinese wolfberryExceeding TSign boardIf the range is within the range, the miss-play phenomenon occurs, the contrast control module can control the loudspeaker module to send out a corresponding miss-play prompt tone, and if the T is within the range, the contrast control module can control the loudspeaker module to send out a corresponding miss-play prompt toneFruit of Chinese wolfberryNot reached, i.e. less than TSign boardScope, then the reseeding phenomenon takes place for the seed metering ware, contrast control module can control the speaker module and send and correspond the reseeding prompt tone, compare with current seeder detection mode, the detection device application scope of broadcasting that leaks on the seed metering ware that this embodiment provided is wide, do not receive seeding environment limitation influence, the dust that the furrow opener splashes when using can not influence detection device's use of broadcasting that leaks, and it is convenient to detect, through calculating the standard time range T of two kinds of son whereabouts spaced apart in real timeSign boardAnd two kinds of seedsActual fall interval time TFruit of Chinese wolfberryThe measured result is accurate by comparison, and when the phenomenon of miss-seeding or rebroadcasting occurs, the seeding personnel can make corresponding treatment according to the prompt tone technology, so that the use is convenient.
Example 2
The difference between the embodiment 2 and the embodiment 1 is that, as shown in fig. 6, the circumferential side surface of the seed fixing disk 231 above each groove 281 of the seed fixing disk 231 is provided with a relief groove 29 communicated with the adjacent groove 281, and the discharge groove is arranged in the bottom inclined groove 281, compared with the embodiment 1, when the seed discharging plate of the seeding machine provided by the embodiment rotates clockwise and discharges seeds outwards, when the rotating seed discharging disc can carry the seeds falling into the seed dropping groove to rotate towards the seed discharging port below the seed discharging shell, since the seeds protruding out of the seed dropping groove are blocked by the top end of the arc-shaped wall 27 and discharged out of the seed dropping groove along the bottom of the abdicating groove 29, thereby preventing the seed falling into the seed dropping groove from being carried by the rotary seed discharging plate to rotate towards the seed discharging port below the seed discharging shell, the protruded seeds are blocked by the arc-shaped wall 27 or the seeds falling into the seed dropping groove are broken when moving along the arc-shaped wall 27 too much, which affects the survival and germination rate of the seeds.
Example 3
The difference between the embodiment 3 and the embodiment 2 is that as shown in fig. 10, the transmission shaft sleeved with the follower gear 321 is sleeved with a dustproof shell 29, the dustproof shell 29 is fixed with the frame, and the driving gear 341 at the top end of the adjusting motor 34 and the follower gear 32 on the transmission shaft are both positioned in the dustproof shell 29, so that soil dust can be prevented from forming dirt when being connected with the follower gear and the driving gear, and the transmission between the follower gear and the driving gear is blocked.
Example 4
Embodiment 4 differs from embodiment 3 in that, as shown in fig. 12 and 13, an annular fixed table 71 is coaxially welded to one end surface of the movable seed plate adjacent to the stopper 22, a thrust bearing 72 is fitted over the annular fixed table, a collar table 74 is provided on the annular fixed table 71 at the rear side of the thrust bearing 72, the collar table 74 abuts against an inner bearing sleeve of the thrust bearing 72, the outer diameter of the collar table 72 is the same as the outer diameter of the inner bearing sleeve of the thrust bearing 72, an outwardly projecting top support ring 73 is coaxially welded to one end surface of the stopper 22 adjacent to the movable seed plate 232 and abuts against the thrust bearing 72 fitted over the annular fixed table, the inner diameter of the top support ring is the same as the inner diameter of the outer bearing sleeve of the thrust bearing 72, so that the stopper 22 abuts against the outer bearing sleeve of the thrust bearing 72 via the top support ring 73, compared with embodiment 3, when the seed discharging disc rotates, the inner ring shaft sleeve of the thrust bearing is driven to rotate, the limiting block is supported with the outer ring table of the thrust bearing 72 through the supporting ring table 73, and the limiting block 22 is not in direct contact with the movable seed disc 232 of the seed discharging disc 23, so that the limiting block 22 cannot be in rotational abrasion with the movable seed disc 232 when the seed discharging disc rotates, the energy loss of a transmission shaft is reduced, and the service lives of the seed discharging disc and the limiting block are prolonged.
Example 5
The difference between the embodiment 5 and the embodiment 4 is that, as shown in fig. 15 and fig. 16, the anti-falling shell 8 comprises an inner anti-falling shell 81 with a half-barrel structure and an outer anti-falling shell 82 with an arc plate shape, the inner anti-falling shell 81 is installed in each groove of the fixed seed disk 231, the top ends of the arc walls at both ends of the inner anti-falling shell 81 are flush with the outer ring surface of the fixed seed disk, the bottom of each groove of the movable seed disk is provided with a half-ring-shaped chute matched with the inner anti-falling shell along the axial direction towards the left, the left end of the inner anti-falling shell 81 slides towards the left and extends into the half-ring-shaped chute of the corresponding groove of the movable seed disk, so as to block the gap between the adjacent grooves of the movable seed disk and the fixed seed disk, the outer anti-falling shell 82 is attached to the circumferential side wall between each two grooves of the fixed seed disk in a matching way, the outer anti-falling shell 82 connects the inner anti-falling shells in the two adjacent grooves together, and the seed tray is attached to the circumferential side surface of the movable seed tray in a sliding manner, so that the gap between the movable seed tray and the fixed seed tray is completely blocked, and the seeds can be prevented from being clamped in the gap between the movable seed tray and the fixed seed tray when the seed tray is used.

Claims (8)

1. An adjustable cell wheel type seeder with a miss-seeding detection function comprises a driving motor and a rack connected with traction equipment, wherein seed storage equipment is arranged above the rack, and the adjustable cell wheel type seeder is characterized in that a driving shaft, a seed sowing device and a lever driving device are arranged on the rack below the seed storage equipment; the transmission shaft is provided with a plurality of seed metering devices at intervals, the seed metering devices are provided with miss-seeding detection devices, each miss-seeding detection device comprises a controller and a sensor, the rotating speed sensors are connected with the controllers, the sensors are arranged on the seed metering pipes of the seed metering devices, are used for detecting the falling interval time of seeds in the seed metering pipes and are connected with the controllers; the seed sowing device comprises a seed sowing shell, a limiting part, a sowing disc and a seed sowing pipe, wherein the seed sowing shell comprises a main shell and an auxiliary shell which are sleeved on a transmission shaft in a rotating mode from left to right, the main shell is fixedly connected with the auxiliary shell, and the main shell is fixedly connected with a rack; the shell top wall and the shell bottom in the main shell are respectively provided with a feed inlet and a discharge outlet which are communicated with the outside, and a seed discharging pipe is arranged on the discharge outlet in a matching way; the limiting part comprises a limiting block, the limiting block is sleeved on the transmission shaft in the auxiliary shell in a matching mode and can slide and rotate along the transmission shaft, the left end of the limiting block extends outwards to form the auxiliary shell and is in transmission connection with the lever driving device, and the limiting block can be driven to slide left and right along the transmission shaft through the lever driving device; the seeding disc is arranged on a transmission shaft above the discharge port, the seeding disc comprises a facing driving mechanism and a fixed seed disc and a movable seed disc which have the same outer diameter size, the fixed seed disc is fixedly sleeved on the transmission shaft far away from one side of the auxiliary shell, the movable seed disc is coaxially and slidably sleeved on the transmission shaft on the left side of the fixed seed disc, and the left end of the movable seed disc penetrates through the inner wall of the main shell in a sliding and sealing manner and extends into the auxiliary shell; the seed fixing plate and the seed moving plate are connected together through an opposite driving mechanism, two corresponding grooves of the seed fixing plate and the seed moving plate are matched and combined to form a seed falling groove, and the seed fixing plate can drive the seed moving plate to slide along the transmission shaft to the auxiliary shell body and be abutted with the limiting block through the opposite driving mechanism; arc-shaped walls are symmetrically and transversely fixed on the front side and the rear side of the seeding tray, inclined guide plates are fixed at the upper end and the lower end of each arc-shaped wall, and the guide plates at the lower ends of the arc-shaped walls are arranged towards the discharge port.
2. The adjustable pocket wheel type seeding machine with miss seeding detection function according to claim 1, wherein the right side wall of the seed fixing plate is adjacent to the inner wall of the main shell and is independent of the inner wall of the main shell.
3. The adjustable cell wheel type seeding machine with the miss-seeding detection function according to claim 1, wherein the opposite driving mechanism comprises a limit driving rod and a top spring or a disc spring, a mounting groove is arranged in one end surface of the movable seed disc adjacent to the fixed seed disc, a plurality of sliding holes penetrating through the movable seed disc are arranged in the mounting groove at intervals along the circumference, the limit driving rod is sleeved in the sliding holes, the right end of the limit driving rod extends outwards to form the sliding holes and is vertically fixed with the fixed seed disc, the top spring or the disc spring is sleeved on the limit driving rod between the movable seed disc and the fixed seed disc, and two ends of the top spring or the disc spring are respectively supported with the adjacent seed discs.
4. The adjustable pocket wheel type seeder with miss-seeding detection function according to claim 1, wherein the lever driving device comprises a transmission connecting mechanism and an adjusting motor, the transmission connecting mechanism comprises a transverse adjusting plate arranged at the rear side of the seeder at intervals, fixed shafts are symmetrically and rotatably fixed on the racks on the left and right sides of the adjusting plate, horizontal fixed tables are arranged at the top ends of the fixed shafts along the radial direction, and the left and right ends of the adjusting plate are fixed with the tail ends of the adjacent horizontal fixed tables; the fixed shaft at one side of the adjusting rod is in transmission connection with the adjusting motor; a prying bar is rotationally fixed on an adjusting plate on the left side of each seed sowing device, and the other end of the prying bar faces the limiting block and is hinged with the limiting block; a strip-shaped hole is longitudinally formed in the prying bar at the rear side of the limiting block, a vertical limiting rod is sleeved in the strip-shaped hole in a sliding mode, and the upper end and the lower end of the limiting rod are fixed on the outer side wall of the auxiliary shell at the rear side of the limiting block at intervals in parallel through fixing blocks.
5. The adjustable pocket wheel type seeding machine with the miss-seeding detection function according to claim 1, wherein an abdicating groove communicated with the adjacent groove is arranged above each groove on the seed fixing plate, and the groove bottom of the abdicating groove is inclined towards the groove bottom.
6. The adjustable pocket wheel type seeding machine with miss seeding detection function according to claim 1, characterized in that the vertical columns are welded vertically in the cross bar of the seeding unit front side frame, and the seeding unit main shell is fixed with the adjacent vertical columns through bolts.
7. The adjustable pocket wheel type seeding machine with the miss-seeding detection function according to claim 6, characterized in that a furrow opener is fixed at the bottom end of the upright column at the front side of the seeding pipe, and a soil covering device is arranged at the rear side of the seeding pipe.
8. The adjustable cellular wheel type seeding machine with the miss-seeding detection function according to claim 1, wherein a power supply, a comparison control module and a loudspeaker module are arranged in the controller, the comparison control module and the loudspeaker module are both connected with the power supply, the comparison control module is in control connection with the loudspeaker module, and the time sensor and the rotating speed sensor are both connected with the comparison control module.
CN202011496846.0A 2020-12-17 2020-12-17 Adjustable nest hole wheel type seeder with miss-seeding detection function Pending CN112567940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011496846.0A CN112567940A (en) 2020-12-17 2020-12-17 Adjustable nest hole wheel type seeder with miss-seeding detection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011496846.0A CN112567940A (en) 2020-12-17 2020-12-17 Adjustable nest hole wheel type seeder with miss-seeding detection function

Publications (1)

Publication Number Publication Date
CN112567940A true CN112567940A (en) 2021-03-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011496846.0A Pending CN112567940A (en) 2020-12-17 2020-12-17 Adjustable nest hole wheel type seeder with miss-seeding detection function

Country Status (1)

Country Link
CN (1) CN112567940A (en)

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