CN220461304U

CN220461304U - Screening machine for corn seed breeding

Info

Publication number: CN220461304U
Application number: CN202321986891.3U
Authority: CN
Inventors: 李应南; 朱胜利; 郑利娟; 陈晓琳; 张宇鹏
Original assignee: Henan Bainong Seeds Co ltd
Current assignee: Henan Bainong Seeds Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-02-09
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a screening machine for corn seed selection, which comprises a body of the screening machine and screening components for screening corn seed selection, wherein each screening component comprises a feeding frame arranged at the top of the body, a discharging frame arranged at the bottom of the body, a screening frame arranged in the body, a material leakage hole arranged at the bottom of the screening frame and a material guide frame arranged at one end of the screening frame.

Description

Screening machine for corn seed breeding

Technical Field

The utility model relates to the technical field of corn seeds, in particular to a screening machine for corn seed breeding.

Background

Maize seeds are propagules with the capability of growing into maize adults, are formed by ovules through pollination and fertilization, are composed of seed coats, embryos and endosperm 3 parts, are divided into four types of conventional seeds, inbred lines, single-cross seeds, double-cross seeds and triple-cross seeds, are the most common seeds used in peasants in the market, and the future trend is to remove impurities, crushed grains, non-full seeds, poor seeds and the like in the screening process of maize seed selection, so that the seeds with full grains and large volumes are screened out for cultivation.

The current equipment generally utilizes the screen cloth to shake screening or rock screening to the maize seed in the screening process, can not fully carry out reciprocal screening of rocking to the seed, leads to containing impurity, nibble and bad seed in the seed of screening easily, influences the practicality of the effect that the equipment was screened to the seed.

Disclosure of Invention

The utility model aims to provide a screening machine for corn seed breeding, which aims to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a corn seed breeds and uses sieve separator, includes the body of sieve separator and is used for selecting corn seed breeds screening part, screening part is including locating the material feeding frame at body top, locate the ejection of compact frame of body bottom, locate the inside sieve work or material rest of body, set up in the weeping hole of sieve work or material rest bottom, locate the guide work or material rest one end, set up the activity through-hole in body both sides respectively, locate the drive piece of sieve work or material rest one end, locate the drive strip of drive piece one side, locate body one side and lie in the mounting bracket of drive piece top, run through in the drive axle of mounting bracket, locate the motor of mounting bracket one side and lie in drive axle one end, the cam of cover outside locating the drive axle, locate body one side and lie in sieve work or material rest below fixed block, set up in the sliding tray of fixed block inboard, locate the sliding tray one side of sliding tray and locate a plurality of springs of even range in one side of sliding tray;

the automatic screening device is characterized in that the screening material rack is obliquely arranged, the screening material rack is in sliding connection with the body, the section of the material guiding rack is isosceles trapezoid, the material guiding rack is fixedly connected with the screening material rack, the cam is fixedly connected with the driving shaft, the section of the driving bar is arc-shaped, the sliding block is in sliding connection with the sliding groove, and two ends of the spring are respectively fixedly connected with the fixed block and the sliding block.

Preferably, a plurality of fixed shafts which are uniformly arranged are arranged at the top of the material screening frame, a material baffle is sleeved outside the fixed shafts, the material baffle is hinged with the fixed shafts, and the section of the material baffle is arc-shaped.

Preferably, a plurality of material blocking strips which are uniformly arranged are arranged at the bottom of the material screening frame, the material blocking strips are arranged with the leaked materials Kong Jiaoti, and the section of each material blocking strip is arc-shaped.

Preferably, a plurality of evenly arranged material guide plates are arranged on one side of the material screening frame, the material guide plates and the fixed shafts are alternately arranged, the section of each material guide plate is arc-shaped, and the material guide plates are fixedly connected with the material screening frame.

Preferably, a plurality of stop bars are uniformly arranged on the inner side of the sliding groove, the springs are positioned on the outer sides of the stop bars, and the stop bars are in sliding connection with the sliding blocks.

Preferably, the two sides of the inner part of the body are respectively provided with a flow guide block, and the section of the flow guide block is triangular.

Preferably, the movable groove is formed in the top of the driving block and located on one side of the driving strip, and the section of the movable groove is arc-shaped.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is through the body, throw the work or material rest, the ejection of compact frame, the screening work or material rest, the weeping hole, the work or material rest is led, the activity through-hole, the drive piece, the drive strip, the mounting bracket, the drive axle, a motor, the cam, the fixed block, the sliding tray, sliding block and spring, the screening work or material rest is slope setting up, the screening work or material rest is with body sliding connection, it is isosceles trapezoid to lead the work or material rest cross-section, lead the work or material rest to be fixed connection with the drive axle to the cam, it is arc to drive the strip cross-section, sliding block is with sliding tray sliding connection, the spring both ends are fixed connection with fixed block and sliding block respectively, the material is thrown into the body through throwing the work or material rest, the screening work or material rest can accept the material, then start the motor, make it rotate through the output shaft drive cam through driving strip that drives one side of the drive piece, then drive the drive piece drives the movable through-hole of body both sides upwards slide, then a plurality of springs can extrude the sliding block, simultaneously receive self gravity traction, make the sliding block drive the screening work or material rest to slide downwards, thereby make the screening work or material rest drive material and material to reciprocate, make the material and material to shake, and the fine and the impurity removal efficiency is guided out through the guide frame, good material is good, and the material is discharged through the good and is discharged through the material through the sieve.

According to the utility model, the fixed shaft and the baffle plate are hinged, the section of the baffle plate is arc-shaped, and the baffle plate is driven to shake through the fixed shaft when the material screening frame shakes, so that the baffle plate can shield and release materials, the flowing speed of the materials is slowed down, excellent seeds are prevented from being doped with impurities and guided out through the material guiding frame, and the efficiency and sufficiency of screening the materials by the material screening frame are improved.

Drawings

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

FIG. 2 is a left side cross-sectional view of the overall structure of the present utility model;

FIG. 3 is an enlarged view of the entire structure of the present utility model at A in FIG. 2;

fig. 4 is an enlarged view of the entire structure of the present utility model at B in fig. 2.

In the figure: 1. a body; 11. a feeding frame; 12. a discharging frame; 13. a screening frame; 14. a material leakage hole; 15. a material guiding frame; 16. a movable through hole; 17. a driving block; 18. driving the strip; 19. a mounting frame; 20. a driving shaft; 21. a motor; 22. a cam; 23. a fixed block; 24. a sliding groove; 25. a sliding block; 26. a spring; 27. a fixed shaft; 28. a striker plate; 29. a material blocking strip; 30. a material guide plate; 31. a limit rod; 32. a flow guiding block; 33. a movable groove.

Detailed Description

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

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the screening machine for corn seed selection provided by the embodiment of the utility model comprises a body 1 of the screening machine and a screening component for screening corn seed selection, wherein the screening component comprises a feeding frame 11 arranged at the top of the body 1, a discharging frame 12 arranged at the bottom of the body 1, a screening frame 13 arranged in the body 1, a material leakage hole 14 arranged at the bottom of the screening frame 13, a material guiding frame 15 arranged at one end of the screening frame 13, movable through holes 16 respectively arranged at two sides of the body 1, a driving block 17 arranged at one end of the screening frame 13, a driving bar 18 arranged at one side of the driving block 17, a mounting frame 19 arranged at one side of the body 1 and positioned above the driving block 17, a driving shaft 20 penetrating through the mounting frame 19, a motor 21 arranged at one side of the mounting frame 19 and positioned at one end of the driving shaft 20, a cam 22 sleeved at the outer side of the driving shaft 20, a fixed block 23 arranged at one side of the body 1 and positioned below the screening frame 13, a sliding groove 24 arranged at the inner side of the fixed block 23, and a plurality of springs 26 uniformly arranged at one side of the sliding groove 24;

the screen material frame 13 slope sets up, screen material frame 13 and body 1 sliding connection, guide material frame 15 cross-section is isosceles trapezoid, guide material frame 15 and screen material frame 13 fixed connection, cam 22 and drive axle 20 fixed connection, drive strip 18 cross-section is the arc, sliding block 25 and sliding tray 24 sliding connection, spring 26 both ends respectively with fixed block 23 and sliding block 25 fixed connection.

Referring to fig. 4, a plurality of fixing shafts 27 are uniformly arranged at the top of the screen frame 13, a striker plate 28 is sleeved outside the fixing shafts 27, the striker plate 28 is hinged to the fixing shafts 27, and the section of the striker plate 28 is arc-shaped.

The scheme is adopted: through fixed axle 27 and striker plate 28, striker plate 28 is articulated with fixed axle 27, and the striker plate 28 cross-section is the arc, and the screen frame 13 rocks through fixed axle 27 drive striker plate 28 when rocking, makes striker plate 28 shelter from and release the material, slows down the speed that the material flows, avoids good seed to mix and derives through guide frame 15 with impurity, improves the efficiency and the sufficiency that screen frame 13 sieves the material.

Referring to fig. 4, a plurality of material blocking strips 29 are uniformly arranged at the bottom of the material sieving frame 13, the material blocking strips 29 and the material leaking holes 14 are alternately arranged, and the section of each material blocking strip 29 is arc-shaped.

The scheme is adopted: through keeping off the material strip 29, keep off material strip 29 and the alternative arrangement of weeping hole 14, keep off the material strip 29 cross-section and be the arc, keep off the material strip 29 and can block impurity and broken grain etc. slows down the speed that the material flows in screen frame 13, improves the effect that screen frame 13 carries out the screening to the material.

Referring to fig. 4, a plurality of evenly arranged guide plates 30 are disposed on one side of the material screening frame 13, the guide plates 30 and the fixed shaft 27 are alternately arranged, the section of the guide plate 30 is arc-shaped, and the guide plate 30 is fixedly connected with the material screening frame 13.

The scheme is adopted: through the stock guide 30, stock guide 30 and fixed axle 27 alternate arrangement, and stock guide 30 cross-section is the arc, stock guide 30 and screen frame 13 fixed connection, and stock guide 30 can carry out slow water conservancy diversion to the material, avoids the material speed to lead out stock guide 15 too fast to the screen frame 13 is fully sieved the material.

Referring to fig. 3, a plurality of stop bars 31 are uniformly arranged inside the sliding groove 24, the spring 26 is located outside the stop bars 31, and the stop bars 31 are slidably connected with the sliding block 25.

The scheme is adopted: through the gag lever post 31, spring 26 is located the gag lever post 31 outside, and gag lever post 31 and sliding block 25 sliding connection, gag lever post 31 can lead and spacing to sliding block 25, prevents that sliding block 25 from breaking away from sliding groove 24, improves sliding block 25 and carries out gliding stability in sliding groove 24.

Referring to fig. 2, two sides of the interior of the body 1 are respectively provided with a guide block 32, and the cross section of the guide block 32 is triangular.

The scheme is adopted: through the water conservancy diversion piece 32, the water conservancy diversion piece 32 cross-section is triangle-shaped, can carry out the water conservancy diversion to the material of the inside bottom of body 1, avoids the material to be detained in body 1 bottom, improves the efficiency of ejection of compact frame 12 discharge impurity.

Referring to fig. 3, a movable groove 33 is formed on the top of the driving block 17 and on one side of the driving bar 18, and the section of the movable groove 33 is arc-shaped.

The scheme is adopted: through the movable groove 33, the section of the movable groove 33 is arc-shaped, so that space can be provided for the movement of the cam 22, and the collision between the cam 22 and the driving block 17 is avoided.

Firstly, the motor 21 is started, the cam 22 is driven to rotate through the output shaft, then the end part of the cam 22 passes through the movable groove 33, then the end part of the cam 22 pushes the driving bar 18, then the driving block 17 drives the material screening frame 13 to slide upwards in the movable through holes 16 on two sides of the body 1, then the springs 26 squeeze the sliding block 25, meanwhile, the material screening frame 13 is pulled by self gravity, the sliding block 25 drives the material screening frame 13 to slide downwards, meanwhile, the sliding block 25 slides outside the limiting rod 31, so that the material screening frame 13 drives the material to shake reciprocally, then the material is put into the body 1 through the material feeding frame 11, at this time, the material screening frame 13 receives the material, then the material screening frame 13 shakes through the fixed shaft 27, at this time, the material screening frame 28 shields and releases the material, at this time, the material blocking bar 29 blocks impurities, particles and the like, then the material blocking bar 29 slowly guides the material and the guide pieces, then impurities, particles and bad seeds in the material are guided out of the material screening frame 13 through the material leaking holes 14, simultaneously, the material guiding blocks 32 are guided out of the material screening frame 13 through the guide frames 12, and then the good material guiding frames 13 are guided out of the material screening frame 13 through the bottom of the material guiding frame 12.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a corn seed breeds and uses sieve separator, includes body (1) of sieve separator and is used for selecting and screening corn seed's screening part, its characterized in that: the screening component comprises a feeding frame (11) arranged at the top of the body (1), a discharging frame (12) arranged at the bottom of the body (1), a screening frame (13) arranged in the body (1), a leakage hole (14) arranged at the bottom of the screening frame (13), a guide frame (15) arranged at one end of the screening frame (13), movable through holes (16) respectively arranged at two sides of the body (1), a driving block (17) arranged at one end of the screening frame (13), a driving strip (18) arranged at one side of the driving block (17), a mounting frame (19) arranged at one side of the body (1) and positioned above the driving block (17), a driving shaft (20) penetrating through the mounting frame (19), a motor (21) arranged at one side of the mounting frame (19) and positioned at one end of the driving shaft (20), a cam (22) sleeved at the outer side of the driving shaft (20), a fixed block (23) arranged at one side of the body (1) and positioned below the screening frame (13), a sliding groove (24) arranged at the inner side of the fixed block (23), a sliding block (25) arranged at one side of the sliding groove (24) and a plurality of uniform springs (26) arranged at one side of the sliding grooves;

the utility model discloses a screen cloth frame (13), screen cloth frame (13) slope sets up, screen cloth frame (13) and body (1) sliding connection, guide work or material rest (15) cross-section is isosceles trapezoid, guide work or material rest (15) and screen cloth frame (13) fixed connection, cam (22) and drive axle (20) fixed connection, drive strip (18) cross-section is the arc, sliding block (25) and sliding tray (24) sliding connection, spring (26) both ends respectively with fixed block (23) and sliding block (25) fixed connection.

2. The screening machine for corn seed selection according to claim 1, wherein: the top of the screening frame (13) is provided with a plurality of evenly arranged fixed shafts (27), a striker plate (28) is sleeved outside the fixed shafts (27), the striker plate (28) is hinged with the fixed shafts (27), and the section of the striker plate (28) is arc-shaped.

3. The screening machine for corn seed selection according to claim 1, wherein: the bottom of the screening frame (13) is provided with a plurality of material blocking strips (29) which are uniformly arranged, the material blocking strips (29) and the material leakage holes (14) are alternately arranged, and the section of each material blocking strip (29) is arc-shaped.

4. The screening machine for corn seed selection according to claim 1, wherein: a plurality of material guide plates (30) which are uniformly arranged are arranged on one side of the material screening frame (13), the material guide plates (30) and the fixed shafts (27) are alternately arranged, the section of each material guide plate (30) is arc-shaped, and the material guide plates (30) are fixedly connected with the material screening frame (13).

5. The screening machine for corn seed selection according to claim 1, wherein: a plurality of limiting rods (31) which are uniformly arranged are arranged on the inner side of the sliding groove (24), the springs (26) are positioned on the outer side of the limiting rods (31), and the limiting rods (31) are in sliding connection with the sliding blocks (25).

6. The screening machine for corn seed selection according to claim 1, wherein: the two sides of the inner part of the body (1) are respectively provided with a flow guide block (32), and the cross section of the flow guide block (32) is triangular.

7. The screening machine for corn seed selection according to claim 1, wherein: the top of the driving block (17) and one side of the driving bar (18) are provided with movable grooves (33), and the section of each movable groove (33) is arc-shaped.