Seed taking device for seeding machine

Abstract

The seed taking device comprises a seed taking box, a seed taking wheel is rotationally connected to the interior of the seed taking box, a seed inlet pipe communicated with the seed taking box is fixedly connected to the top of the seed taking box, and seed taking mechanisms are clamped in a plurality of grooves in the outer side of the seed taking wheel; the seed taking mechanism comprises a seed taking block body, a cavity is formed in the seed taking block body, a locking insertion block is slidably connected into the cavity in the transverse direction, and the locking insertion block is connected with the seed taking wheel in an inserted mode. The seed taking device for the seeder is reasonable in structural design and convenient to use, the seed taking block is mounted in a clamping manner, the seed taking block can be quickly dismounted and replaced when damaged, seeds can be prevented from permeating into a mounting gap of the seed taking block and an internal transmission assembly in the seed taking process, the clamping condition is effectively avoided, and the seed taking device is convenient to use. Therefore, dismounting work is facilitated, and good practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural equipment technical field, concretely is a kind of seed taking device for seeding machine. BACKGROUND

[0002] According to the patent literature CN202223045109.6, a seed taking device for seeding machine is disclosed, which includes a seed taking box installed on the seeding machine. The inner wall of the seed taking box is rotationally connected with a seeding rotary wheel through a rotating shaft. The outer arc surface of the seeding rotary wheel is provided with a plurality of mounting grooves. The inner wall of the mounting groove is inserted with a seed taking block. The mounting grooves are arranged on the surface of the seeding rotary wheel, which facilitates the replacement of the seed taking block. Therefore, the seed taking block with different sizes and numbers of seed taking holes can be replaced. The positioning insert block and the guide movable plate are arranged on both sides of the seed taking block. The guide movable plate can be moved by the compression spring. The positioning insert block on both sides of the seed taking block is inserted into the positioning slot on the inner wall of the mounting groove. Therefore, the seed taking block can be clamped and positioned. The device has high stability and facilitates the quick disassembly and replacement of the seed taking block. The maintenance operation is simple, which is beneficial to improve the efficiency of seeding work.

[0003] Although the patent uses clamping to fix the seed taking block, the seeds can easily enter the guide mounting groove from the strip-shaped unlocking hole during actual use. When the limiting slide plate is pushed, it is easy to cause jamming. The seeds infiltrated into the guide mounting groove are not easy to clean out, which does not have good use effect. Therefore, a seed taking device for seeding machine is proposed to solve the problems in the above background technology. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of seed taking device for seeding machine to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of seed taking device for seeding machine, including seed taking box, the inside of the seed taking box is rotationally connected with seed taking wheel, the top of the seed taking box is fixedly connected with the seed inlet pipe that is communicated with each other, multiple recesses in the outside of the seed taking wheel are all clamped with seed taking mechanism;

[0006] The seed taking mechanism includes seed taking block body, a cavity is formed in the inside of the seed taking block body, a locking insert block is slidably connected in the cavity in transverse direction, the locking insert block is inserted between the seed taking wheel, a tile-shaped groove is formed in the outer edge of the seed taking block body, the tile-shaped groove and the cavity are communicated with each other through connecting channel, and an unlocking plate is slidably connected in the tile-shaped groove.

[0007] Further, the front and back sides of the unlocking plate are fixedly connected with first guide blocks, the first guide blocks are slidably connected with the sliding grooves in the front and back sides of the inner wall of the tile-shaped groove, and the side of the inner wall of the tile-shaped groove is fixedly connected with the side of the unlocking plate through a push spring.

[0008] Further, a screw rod is rotatably connected in the cavity, a translation block is axially and threadedly connected on the screw rod, the locking block is fixedly connected on one side of the translation block, and the bottom of the translation block is slidably connected with the sliding groove in the bottom of the inner wall of the cavity through a second guide block.

[0009] Further, a driving groove, which is in communication with the tile-shaped groove, is formed in the right side of the seed taking block body corresponding to the connecting channel, a driving rotating rod is rotatably connected in the driving groove, a driving bevel gear is fixedly connected to the bottom end of the driving rotating rod and extends into the cavity, and the surface of the screw rod is fixedly connected with a driven bevel gear which is matched with the driving bevel gear.

[0010] Further, a locking frame rod is fixedly connected to the bottom of the unlocking plate corresponding to the position of the connecting channel, and one end of the locking frame rod extends into the driving rotating rod and is inserted therein.

[0011] Further, a limiting rotating ring is fixedly connected to the surface of the driving rotating rod, and the limiting rotating ring is movably connected with the seed taking block body.

[0012] Compared with the prior art, the utility model has the advantages of the following:

[0013] The utility model discloses when needing installing the seed taking block body in the recess of seed taking wheel surface, to the left side of unlocking board is stirred, and the limiting of first guide block can make that thrust spring is extruded, and locking frame pole also separates from the insertion of drive rotary lever, the drive groove is exposed at this moment, can realize the rotation of drive rotary lever, makes the rotation of driven bevel gear that driving bevel gear drives, and then drives the rotation of screw rod in cavity, and the translation block that is connected on it is translated through the limiting of second guide block, after putting seed taking block body into the recess of seed taking wheel surface, locking insertion block will be inserted to the inside of seed taking wheel and is in close contact, at this moment, the insertion hole of drive rotary lever surface can be opposite locking frame pole, after the unlocking of unlocking board, thrust spring drives its reset, at this moment, locking frame pole can be inserted to the inside of drive rotary lever, not only form its fixed, prevent the meshed rotation of gearwheel, and unlocking board can also shield the connecting channel, prevent the infiltration of seed in the use process, and the same reason dismantles and only needs to operate the above step in reverse, and the seed taking block body that is exposed in the lowest part of seed taking box is unloaded, the seed taking device for seeding machine, the structure design is reasonable, convenient to use, adopts the mode of clamping to install seed taking block, when its damage, can realize quick removal replacement, and in the seed taking process, can prevent the infiltration of seed into the installation gap of seed taking block and the internal transmission assembly, effectively avoid the situation of jamming, thereby benefitting the removal work, with good practicability. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is the structure section view of the utility model;

[0016] Figure 3 It is the connecting structure section view of seed taking wheel and seed taking block body of the utility model;

[0017] Figure 4 It is the three-dimensional structure schematic diagram of unlocking board of the utility model.

[0018] In the drawing: 1 seed taking box, 2 seed taking wheel, 3 seed inlet pipe, 4 seed taking mechanism, 41 seed taking block body, 42 cavity, 43 locking insertion block, 44 tile type groove, 45 connecting channel, 46 unlocking board, 47 first guide block, 48 thrust spring, 49 screw rod, 410 translation block, 411 second guide block, 412 drive groove, 413 drive rotary lever, 414 driving bevel gear, 415 driven bevel gear, 416 locking frame pole, 417 limiting swivel. DETAILED DESCRIPTION

[0019] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0020] Please refer to Figures 1-4 The utility model provides a kind of seed taking device for seeding machine, including seed taking box 1, seed taking wheel 2 is rotatably connected in the inside of seed taking box 1, the top of seed taking box 1 is fixedly connected with the seed inlet pipe 3 that is communicated with each other, multiple recesses in the outside of seed taking wheel 2 are all clamped with seed taking mechanism 4.

[0021] Seed taking mechanism 4 includes seed taking block body 41, the top arc of seed taking block body 41 is same with the outside arc of seed taking wheel 2, cavity 42 is set in the inside of seed taking block body 41, locking plug 43 is slidably connected in cavity 42 along transverse direction, locking plug 43 is inserted between seed taking wheel 2, tile groove 44 is set in the outer edge of seed taking block body 41, tile groove 44 and cavity 42 are communicated with each other by connecting passage 45, unlocking plate 46 is slidably connected in tile groove 44, the shape of unlocking plate 46 is adapted with tile groove 44, and also is designed as tile, and there is unlocking hole on its top surface for finger insertion and pushing.

[0022] Specifically, first guide block 47 is fixedly connected to the front and back of unlocking plate 46, first guide block 47 is slidably connected with the sliding groove on the inner wall of tile groove 44, first guide block 47 can ensure that the movement track of unlocking plate 46 is arc-shaped, and will not fall out of tile groove 44, the side surface of the inner wall of tile groove 44 is fixedly connected with the side surface of unlocking plate 46 by push spring 48.

[0023] Specifically, screw rod 49 is rotatably connected in cavity 42, translation block 410 is threadedly connected on screw rod 49 along axial direction, locking plug 43 is fixedly connected to one side of translation block 410, the bottom of translation block 410 is slidably connected with the sliding groove on the bottom of the inner wall of cavity 42 by second guide block 411, and the second guide block 411 can make translation block 410 move along transverse direction under screw transmission.

[0024] Specifically, drive slot 412 that is communicated with tile groove 44 is set in the right side of seed taking block body 41 corresponding to connecting passage 45, drive rotating rod 413 is rotatably connected in drive slot 412, driving bevel gear 414 is fixedly connected to the bottom end of drive rotating rod 413 by penetrating into the inside of cavity 42, and driven bevel gear 415 that is adapted with driving bevel gear 414 is fixedly connected to the surface of screw rod 49.

[0025] Specifically, the bottom of the unlocking plate 46 is fixedly connected with a locking bracket 416 corresponding to the position of the connecting channel 45, one end of the locking bracket 416 penetrates through the connecting channel 45 and extends into the driving rotating rod 413 and is inserted therein, when the locking plug 43 is tightly inserted into the inside of the seed taking wheel 2, the driving rotating rod 413 cannot continue to rotate, at this time, the insertion hole on the outside of the driving rotating rod 413 can be directly opposite to the locking bracket 416, so that when the unlocking plate 46 is reset, the locking bracket 416 is inserted into the inside of the driving rotating rod 413, forming fixation, which can effectively avoid the rotation of the driving rotating rod 413 due to vibration and other factors during use, thereby avoiding unnecessary meshing transmission between the gears.

[0026] Specifically, the surface of the driving rotating rod 413 is fixedly connected with a limiting rotating ring 417, the limiting rotating ring 417 is movably connected between the seed taking block body 41, and the limiting rotating ring 417 plays a limiting role on the driving rotating rod 413, which can prevent the axial movement of the driving rotating rod 413 and cause the gears to be unable to mesh.

[0027] The seed taking device for the seeding machine has reasonable structure design and is convenient to use, the seed taking block is installed in a clamping mode, can be quickly removed and replaced when damaged, and can prevent seeds from penetrating into the installation gap of the seed taking block and the internal transmission assembly during the seed taking process, effectively avoiding the jamming condition, thereby facilitating the removal work, and has good practicability.

[0028] Working principle: when it is needed to install the seed taking block body 41 in the groove on the surface of the seed taking wheel 2, the unlocking plate 46 is pushed to the left side, the limiting of the first guide block 47 can make the pushing spring 48 be extruded, and the locking bracket 416 is also separated from the insertion of the driving rotating rod 413, at this time, the driving groove 412 is exposed, the rotation of the driving rotating rod 413 can be realized, the driving cone gear 414 drives the driven cone gear 415 to rotate, thereby driving the screw rod 49 in the cavity 42 to rotate, the translation block 410 connected with the screw rod 49 by screwing is limited to translate by the second guide block 411, after the seed taking block body 41 is placed into the groove on the surface of the seed taking wheel 2, the locking plug 43 is inserted into the inside of the seed taking wheel 2 and abuts tightly, at this time, the insertion hole on the surface of the driving rotating rod 413 can be directly opposite to the locking bracket 416, after the unlocking plate 46 is loosened, the pushing spring 48 drives it to reset, at this time, the locking bracket 416 can be inserted into the inside of the driving rotating rod 413, not only forming fixation to prevent the free meshing rotation between the gears, but also the unlocking plate 46 can shield the connecting channel 45 to prevent the penetration of seeds during use, and the above steps are reversed to remove the seed taking block body 41 exposed to the outside of the seed taking box 1.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A seed taking device for a seeding machine, comprising a seed taking box (1), characterized in that: The inside of the seed taking box (1) is rotationally connected with a seed taking wheel (2), the top of the seed taking box (1) is fixedly connected with a seed feeding pipe (3) which is in communication with the seed taking box (1), and a plurality of grooves on the outer side of the seed taking wheel (2) are all clamped with seed taking mechanisms (4). The seed taking mechanism (4) comprises a seed taking block body (41), a cavity (42) is formed in the inside of the seed taking block body (41), a locking plug (43) is slidably connected in the cavity (42) in the transverse direction, the locking plug (43) is inserted into the seed taking wheel (2), a tile-shaped groove (44) is formed at the outer edge of the seed taking block body (41), the tile-shaped groove (44) and the cavity (42) are in communication with each other through a connecting channel (45), and an unlocking plate (46) is slidably connected in the tile-shaped groove (44).

2. A seed pickup device for a seeding machine according to claim 1, characterized in that: First guide blocks (47) are fixedly connected to the front and back sides of the unlocking plate (46), the first guide blocks (47) are slidably connected with the sliding grooves on the inner walls of the tile-shaped groove (44) on the front and back sides, and the side surface of the inner wall of the tile-shaped groove (44) is fixedly connected with the side surface of the unlocking plate (46) through a push spring (48).

3. A seed pickup device for a seeding machine according to claim 2 wherein: A screw rod (49) is rotationally connected in the cavity (42), a translation block (410) is threadedly connected on the screw rod (49) in the axial direction, the locking plug (43) is fixedly connected to one side of the translation block (410), and the bottom of the translation block (410) is slidably connected with the sliding groove on the bottom of the inner wall of the cavity (42) through a second guide block (411).

4. A seed pickup device for a seeding machine according to claim 3 wherein: A driving groove (412) which is in communication with the tile-shaped groove (44) is formed in the right side of the seed taking block body (41) corresponding to the connecting channel (45), a driving rotating rod (413) is rotationally connected in the driving groove (412), the bottom end of the driving rotating rod (413) penetrates into the cavity (42) and is fixedly connected with a driving bevel gear (414), and the surface of the screw rod (49) is fixedly connected with a driven bevel gear (415) which is matched with the driving bevel gear (414).

5. A seed pickup device for a seeding machine according to claim 4 wherein: A locking frame rod (416) is fixedly connected to the bottom of the unlocking plate (46) at a position corresponding to the connecting channel (45), and one end of the locking frame rod (416) penetrates through the connecting channel (45) and extends into the driving rotating rod (413) and is inserted therein.

6. A seed pickup device for a seeding machine according to claim 5 wherein: A limiting rotating ring (417) is fixedly connected to the surface of the driving rotating rod (413), and the limiting rotating ring (417) is movably connected with the seed taking block body (41).

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