Seed screening machine

Abstract

The utility model relates to the field of screening machines, and discloses a seed screening machine which comprises screening equipment, a plurality of discharging ports are formed in the edge of one side of the screening equipment, a supporting frame is fixedly installed on the portion, close to the lower portions of the discharging ports, of the outer surface of the screening equipment, a movable supporting plate is movably installed on the outer surface of the supporting frame, and a supporting rotating shaft is rotatably installed in the middle of the top end of the movable supporting plate; a long guide hopper is integrally formed on one side of the outer surface of the transferring disc, the bottom end of the supporting rotating shaft penetrates through the movable supporting plate to be provided with a limiting connector, a fixing plate is fixedly installed in the middle of the bottom end of the movable supporting plate, and the middle of the bottom end of the fixing plate is in threaded connection with a limiting bolt; through the movable structure of the movable supporting plate, the transfer disc and the long guide hopper, the discharging position can be flexibly adjusted, and different containers can be conveniently placed. A material blocking plate of the material blocking mechanism can prevent the seeds from scattering, a movable structure is fixed through a limiting bolt, it is ensured that the screening process is stable, and the seed screening convenience and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of screening machines, in particular to a seed screening machine. BACKGROUND

[0002] The seed screening machine is a key equipment for separating seed particles, removing impurities and unqualified seeds in agricultural production. By screening the size, weight and shape of the seeds, the quality of the seeds is guaranteed, laying a foundation for subsequent seeding and planting.

[0003] The discharge port of the existing seed screening machine is mostly fixed in structure, and a container needs to be placed below it to receive the screened seeds during use. For containers with large volume or special shape, the fixed discharge port may hinder the placement of the container, or even scratch the bottom of the container during placement, affecting the normal use of the container. On the other hand, in order to realize the classification screening of multiple specifications of seeds, some screening machines are provided with multiple discharge ports, but the spacing between the discharge ports is too close. This layout causes the containers to interfere with each other when multiple containers are placed to receive seeds at the same time, not only inconvenient to operate, but also may cause the seeds to spill due to insufficient space, reducing the screening efficiency and increasing the subsequent cleaning cost.

[0004] For the related technologies in the above, the inventor believes that the discharge port of the seed screening machine has the defect of fixed structure which is not convenient for placing the container, therefore, a seed screening machine is proposed to solve the above problems. CONTENT OF THE INVENTION

[0005] In order to solve the problem of fixed structure of the discharge port of the seed screening machine which is not convenient for placing the container, the present application provides a seed screening machine.

[0006] The seed screening machine provided by the present application adopts the following technical scheme:

[0007] A seed screening machine, comprising a screening device, a plurality of discharge ports are arranged on one side edge of the screening device, a support frame is fixedly installed on the outer surface of the screening device near the lower part of the discharge port, a movable support plate is movably installed on the outer surface of the support frame, a support shaft is rotatably installed at the top end of the movable support plate, a transfer disc is fixedly installed on the upper surface of the support shaft, a guide long hopper is integrally formed on one side of the outer surface of the transfer disc, a limiting connector is installed through the movable support plate at the bottom end of the support shaft, a fixed plate is fixedly installed at the middle of the bottom end of the movable support plate, a limiting bolt is threadedly connected to the middle of the bottom end of the fixed plate, and a material blocking mechanism is further arranged at the joint position of the transfer disc and the guide long hopper for blocking the seeds.

[0008] Preferably, the material blocking mechanism comprises a supporting square rod symmetrically fixedly installed on the upper surface at the abutting position of the transfer disc and the material guiding long bucket, a mounting piece movably installed on the outer surface of the supporting square rod, and a material blocking plate fixedly installed on the lower bottom surface of the mounting piece.

[0009] Preferably, a threaded hole is through-provided in the middle of the bottom end of the fixing plate, and the outer surface of the limiting bolt is located inside the threaded hole, and the top end of the limiting bolt abuts against the lower bottom surface of the limiting connector.

[0010] Preferably, square holes are through-provided in the two sides of the upper surface of the mounting piece, and the outer surface of the supporting square rod is located inside the square hole, and the supporting square rod and the square hole are mutually embedded.

[0011] Preferably, the bottom end of the material blocking plate is in an arc structure, the bottom end of the material blocking plate abuts against the inner wall bottom surface of the material guiding long bucket, and the material guiding long bucket and the material blocking plate are mutually adapted.

[0012] To sum up, the application has the following beneficial technical effects:

[0013] Through the movable structure of the movable supporting plate, the transfer disc and the material guiding long bucket, the discharging position can be flexibly adjusted, and different containers can be placed conveniently. The material blocking plate of the material blocking mechanism can prevent the seeds from spilling, the movable structure is fixed by the limiting bolt, the stability of the screening process is ensured, and the convenience and efficiency of seed screening are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a schematic diagram of the overall structure of the application embodiment;

[0015] Fig. 2 is a schematic diagram of the structure of the material guiding long bucket in the application embodiment;

[0016] Fig. 3 is a schematic diagram of the structure of the limiting connector in the application embodiment;

[0017] Mark 1, screening device; 2, discharge port; 3, supporting frame; 4, movable supporting plate; 5, supporting shaft; 6, transfer disc; 7, material guiding long bucket; 8, limiting connector; 9, fixing plate; 10, limiting bolt; 11, supporting square rod; 12, mounting piece; 13, material blocking plate. DETAILED DESCRIPTION

[0018] The following will be described in detail in combination with the accompanying Figs. 1-3 The application will be further described in detail.

[0019] The application embodiment discloses a seed screening machine. Referring to Figs. 1-3The utility model provides a seed screening machine, including screening equipment 1, screening equipment 1 one side edge part is provided with a plurality of discharge gate 2, the outer surface of screening equipment 1 is fixedly installed with support frame 3 near the lower side of discharge gate 2, the outer surface of support frame 3 is movably installed with movable support plate 4, movable support plate 4 top end middle part is rotatably installed with support pivot 5, the upper surface of support pivot 5 is fixedly installed with transfer disc 6, the outer surface one side of transfer disc 6 is integrally formed with guide material long hopper 7, support pivot 5 bottom end passes through movable support plate 4 and is installed with limit connector 8, the bottom of movable support plate 4 middle part is fixedly installed with fixed plate 9, the bottom of fixed plate 9 middle part is threadedly connected with limit bolt 10, the bottom of fixed plate 9 middle part is throughly set up with threaded hole, the outer surface one side of limit bolt 10 is located in the inside of threaded hole, and limit bolt 10 top end abuts at the lower bottom of limit connector 8, and the junction position of transfer disc 6 and guide material long hopper 7 is also equipped with material blocking mechanism for resisting seed.

[0020] By rotating limit bolt 10, it is loose with the thread cooperation of fixed plate 9, movable support plate 4 can move on support frame 3, adjust the position of transfer disc 6 and guide material long hopper 7, align different specifications of container. Support pivot 5 can make transfer disc 6 rotate flexibly, adapt to the container angle, after adjusting the position, tighten limit bolt 10, fix transfer disc 6 through limit connector 8, ensure the stability of structure in the screening process, and seed falls from discharge gate 2 to transfer disc 6, enters the container through guide material long hopper 7.

[0021] Refer to Fig. 2 And Fig. 3 Material blocking mechanism includes support square pole 11, support square pole 11 is symmetrically fixedly installed on the upper surface at the butt joint position of transfer disc 6 and guide material long hopper 7, support square pole 11 outer surface movably installs mounting piece 12, mounting piece 12 lower bottom is fixedly installed with material blocking plate 13, mounting piece 12 upper surface both sides are throughly set up with square hole, support square pole 11 outer surface one side is located in the inside of square hole, support square pole 11 and square hole are mutually embedded, and the bottom of material blocking plate 13 is arc structure, and the bottom of material blocking plate 13 abuts on the inner wall bottom of guide material long hopper 7, and guide material long hopper 7 and material blocking plate 13 are mutually adapted.

[0022] Through the cooperation of support square pole 11 and mounting piece 12 of material blocking mechanism, make material blocking plate 13 abut on guide material long hopper 7, block the seed flowing in guide material long hopper 7, so as to replace the collecting container.

[0023] The implementation principle of the seed screening machine is as follows: by rotating the limiting bolt 10, the limiting bolt 10 is loosened in cooperation with the threads of the fixed plate 9, the movable supporting plate 4 can move on the supporting frame 3, the position of the transfer disc 6 and the material guiding long hopper 7 is adjusted, and different specifications of containers are aligned. The supporting shaft 5 can make the transfer disc 6 rotate flexibly, adapt to the angle of the container, after the position is adjusted, the limiting bolt 10 is tightened, the transfer disc 6 is fixed through the limiting connector 8, the structure is stable during the screening process, the seeds fall from the discharge port 2 to the transfer disc 6, and enter the container through the material guiding long hopper 7. At the same time, the supporting square rod 11 of the material blocking mechanism cooperates with the mounting piece 12, so that the material blocking plate 13 is abutted against the material guiding long hopper 7, the flowing seeds in the material guiding long hopper 7 are blocked, and the collecting container is replaced. The device solves the problem that the existing seed screening machine is inconvenient to place the container due to the fixed discharge port 2, and improves the efficiency and convenience of seed screening.

[0024] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0025] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0026] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

[0027] The above are the preferred embodiments of the present application, and are not limited to the protection scope of the present application, therefore: any equivalent change made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A seed screening machine comprising a screening device (1) provided with a plurality of discharge outlets (2) on one side edge, characterized in that: The screening equipment (1) outer surface is fixedly installed with support frame (3) near the discharge port (2) below, the support frame (3) outer surface movably installs movable support plate (4), the movable support plate (4) top middle part rotatably installs support pivot (5), the support pivot (5) upper surface is fixedly installed with transfer disc (6), the transfer disc (6) outer surface one side is integrally formed with guide material long hopper (7), the support pivot (5) bottom end passes through movable support plate (4) and is installed with limit connector (8), the movable support plate (4) bottom middle part is fixedly installed with fixed plate (9), the fixed plate (9) bottom middle part is threadedly connected with limit bolt (10), the transfer disc (6) and guide material long hopper (7) junction position are also provided with material blocking mechanism, for seed is resisted.

2. A seed grader according to claim 1, characterised in that: The material blocking mechanism includes support square rod (11), the support square rod (11) is symmetrically fixedly installed on the upper surface of the abutted position of transfer disc (6) and guide material long hopper (7), the support square rod (11) outer surface movably installs mounting (12), the mounting (12) lower bottom is fixedly installed with baffle plate (13).

3. A seed grader according to claim 1 wherein: The fixed plate (9) bottom middle part is through the threaded hole, the limit bolt (10) outer surface one side is located in the threaded hole, the limit bolt (10) top end is in abutment with the lower bottom of limit connector (8).

4. A seed grader according to claim 2, characterised in that: The mounting (12) upper surface both sides are through square hole, the support square rod (11) outer surface one side is located in the square hole, the support square rod (11) and square hole are mutually embedded.

5. A seed grader according to claim 2, characterized in that: The baffle plate (13) bottom is arc structure, the baffle plate (13) bottom is in abutment with the inner wall bottom of guide material long hopper (7), the guide material long hopper (7) and baffle plate (13) are mutually adapted.

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