CN218078951U - Crop seed breeding sieving mechanism - Google Patents

Abstract

The utility model relates to the technical field of screening devices, in particular to a crop seed breeding screening device; the screening plate is rotatably arranged in the shell and is matched with the feeding mechanism capable of automatically feeding according to the position of the screening plate, when rice breeding needs to be screened, rice seeds enter the screening plate under the action of the feeding mechanism, the rice seeds are in a vertical state before being contacted with the screen through the guide holes of the screening plate, and the screening plate is rotated and vibrated through the movement mechanism, so that the aperture of the screen can be strictly controlled when the screen is vibrated for screening, and full seeds can be more accurately screened; the problem of when screening plump rice breeding through vibrations, because the rice is the fusiformis, be difficult to make the rice seed just vertically fall in the sieve mesh aperture of strict control through the mode of vibrations to be difficult to carry out accurate screening is solved.

Description

Crop seed breeding sieving mechanism

Technical Field

The utility model relates to a sieving mechanism technical field specifically is a crops seed breeding sieving mechanism.

Background

When screening rice seeds, screening is usually performed by adopting a vibration method, and finally, required seeds are obtained by filtering through screens with different diameters, however, because the rice seeds are in a spindle shape, the rice seeds need to vertically fall into the screens in a vibration mode in the vibration process so as to accurately distinguish whether the seed particles are full, the screening speed and the screening quality are mainly considered comprehensively during the selection of the aperture of the actual vibration screen, the aperture is larger, the screening speed is higher, but the unsaturated seeds are more likely to be mixed in the full seeds, however, when high-quality breeding is selected, how to accurately select the full seeds is mainly considered, the diameter of the screens needs to be strictly controlled, but the spindle-shaped seeds are changed into a vertical state by means of vibration and are difficult to just fall into the apertures of the screens, and therefore, the novel crop seed breeding screening device is provided, and the breeding of the rice is accurately screened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a crops seed breeding sieving mechanism has solved when selecting full rice breeding through vibrations, because the rice is fusiformis, is difficult to make the rice seed just vertical in the screen cloth aperture of strict control through the mode of vibrations to be difficult to carry out the problem of accurate screening.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a crops seed breeding sieving mechanism, includes feed mechanism, supporting mechanism, screening mechanism and collects the frame, and feed mechanism is fixed in the supporting mechanism outside for to the pay-off in the screening mechanism, collect the frame and set up and receive the material in the supporting mechanism below, the screening mechanism sets up and screens in the supporting mechanism is inside.

Screening mechanism is including sliding connection's axis of rotation in supporting mechanism, and the axis of rotation slides in its axial, and the axis of rotation intermediate position rotates and is connected with the screening subassembly, and the screening subassembly is including a plurality of screening boards that are central symmetry about the axis of rotation that are used for the screening, and is fixed in the guard plate that the screening board both sides are used for preventing the raw materials from both sides landing.

The supporting mechanism comprises a supporting component and a moving component, the supporting component is used for supporting the screening mechanism and the feeding mechanism, and the moving component is fixed on the supporting component and used for realizing the vibration and the rotation of the screening mechanism.

Feed mechanism is including being fixed in the feeder hopper and being fixed in the feeder hopper below according to the control assembly of screening board position automatic feed.

Preferably, the screening plate is a guide plate and a screen mesh which are mutually overlapped, the guide plate is arranged on the upper surface of the screen mesh, a plurality of guide holes distributed in an array mode are formed in the guide plate, the aperture of the upper end of each guide hole is larger than that of the lower end of each guide hole, one end of the guide plate is rotatably connected with the rotating shaft, and a baffle perpendicular to the guide plate is fixed on the upper surface of the other end of the guide plate.

Preferably, the center of the protection plate is rotatably connected with the rotating shaft, an annular transmission plate is fixed at the center of the outer side of the protection plate, the rotating shaft penetrates through the center of the first transmission plate, and an annular groove is formed in the outer arc surface of the transmission plate.

Preferably, the axis of rotation is including the axis of rotation body, and the fixed slot has been seted up to axis of rotation body intermediate position, and the intermediate position of fixed slot is fixed with annular post of unloading, and the post of unloading is seted up the discharge chute that open angle is 90 degrees ~ 180 degrees towards feed mechanism's one side, and the length of the limit that is closest to the discharge chute on discharge chute length and the screening board equals, and the screening subassembly is located the fixed slot and the two length equals.

As preferred, the control assembly is including the hollow feed plate of one end open-ended, feed plate upper end and the inside intercommunication of feeder hopper, the feed plate opening part is equipped with the control flume, the control flume internal rotation is connected with the control lever, control lever central point puts and sets up the baffle box that runs through its arc surface both sides, baffle box both ends opening is located the arc surface of control flume, control lever both ends below is fixed with the control panel, the control panel is the slope setting, one side that the control panel is close to the control lever is higher, the other end flushes with the horizontal plane at the central axis place of dwang, and be located the rotation orbit that the screening plate is close to feeder hopper one end.

As preferred, the supporting component is provided with the stock guide including the casing, casing one side that is close to the feeder hopper and the one side below corner of keeping away from the feeder hopper, is fixed with the baffle on the shells inner wall under the axis of rotation, has seted up the discharge gate between baffle and the stock guide, collects the frame and is located under the discharge gate, and the casing below is fixed with array distribution's support column.

Preferably, the movement assembly comprises a first motor and a second motor, the first motor is fixed on the outer side of the shell, the second motor is fixed on the inner side of the shell, the second motor is matched with the groove through a belt to drive the transmission plate to rotate, a circular fixing plate is fixed on an output shaft of the first motor, a transmission column is fixed at an eccentric position on the fixing plate, a transmission rod is connected to the transmission column in a rotating mode, and the transmission rod is connected with the rotating shaft in a rotating mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a crops seed breeding sieving mechanism possesses following beneficial effect:

rotate the screening plate cooperation that sets up inside the casing and can be according to screening plate position automatic feed's feed mechanism, when needs screening rice breeding, the rice seed enters into the screening plate under feed mechanism's effect on, the guiding hole through the screening plate makes the rice seed become vertical state before the screen cloth contacts, make the screening plate rotate and vibrations through the motion, thereby make things convenient for the screen cloth when the vibrations screening, can control the screen cloth aperture more strictly, more accurately screen the full seed of department.

After the seed got into the feeder hopper, when the screening plate did not contact with the control panel, the baffle box was located the control flume, made the unable screening plate that gets into of seed, when the screening plate removed horizontal position and when contacting with the control panel, the rotation of screening plate drove control panel and control lever and rotates, made rice seed pass through the baffle box and entered into the screening plate, when the control panel rotated to horizontal position under the drive of screening plate, the two automatic break away from the contact.

Screening board central symmetry sets up in the axis of rotation, the deflector on the screening board makes rice and screen cloth contact preceding adjustment be vertical state, and through the messenger's of motion subassembly rotation and vibrations, unnecessary rice seed falls into the below through the blowpit and is collected, the not plump seed is filtered the screen cloth below through the screen cloth, the plump seed can't pass through the screen cloth, keep in the guiding hole, after the feeder hopper was kept away from to the axis of rotation along with the screening board rotates, the seed falls into the below under the effect of self gravity and vibrations and is collected.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a sectional view of the three-dimensional structure of the present invention;

FIG. 3 is a sectional view of the support mechanism of the present invention;

fig. 4 is a cross-sectional view of the feeding mechanism of the present invention;

FIG. 5 is a sectional view showing the three-dimensional structure of the screening mechanism of the present invention;

FIG. 6 is a sectional view of the structure of the screening plate of the present invention;

fig. 7 is a schematic view of the three-dimensional structure of the rotating shaft of the present invention.

In the figure: 1. a feeding mechanism; 11. a feed hopper; 12. a control component; 121. a feeding plate; 122. a control slot; 123. a control lever; 124. a material guide chute; 125. a control panel; 2. a support mechanism; 21. a support assembly; 211. a housing; 212. a material guide plate; 213. a partition plate; 214. a discharge port; 215. a support pillar; 22. a motion assembly; 221. a first motor; 222. a second motor; 223. a fixing plate; 224. a drive post; 225. a transmission rod; 3. a screening mechanism; 31. a rotating shaft; 311. a rotating shaft body; 312. a fixing groove; 313. unloading the column; 314. a discharge chute; 32. a screening component; 321. a screening plate; 3211. a guide plate; 3212. screening a screen; 3213. a guide hole; 3214. a baffle plate; 322. a protection plate; 323. a drive plate; 324. a groove; 4. and (5) collecting the frames.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Figures 1-7 illustrate one embodiment of the present invention,

the utility model provides a crops seed breeding sieving mechanism, includes feed mechanism 1, supporting mechanism 2, screening mechanism 3 and collects frame 4, and feed mechanism 1 is fixed in the 2 outsides of supporting mechanism for to the pay-off in the screening mechanism 3, collect frame 4 and set up and receive the material in supporting mechanism 2 below, screen mechanism 3 and set up and filter in supporting mechanism 2 insides.

The screening mechanism 3 comprises a rotating shaft 31 which is slidably connected in the supporting mechanism 2, the rotating shaft 31 slides in the axial direction of the rotating shaft 31, a screening component 32 is rotatably connected in the middle of the rotating shaft 31, and the screening component 32 comprises a plurality of screening plates 321 which are used for screening and are centrosymmetric about the rotating shaft 31, and protection plates 322 which are fixed on two sides of each screening plate 321 and are used for preventing raw materials from sliding down from the two sides;

the supporting mechanism 2 comprises a supporting component 21 and a moving component 22, the supporting component 21 is used for supporting the screening mechanism 3 and the feeding mechanism 1, and the moving component 22 is fixed on the supporting component 21 and used for realizing the vibration and rotation of the screening mechanism 3;

the feeding mechanism 1 comprises a feeding hopper 11 fixed outside the supporting mechanism 1 and a control component 12 fixed below the feeding hopper 11 and automatically feeding according to the position of the screening plate 321.

As the preferred technical scheme of this embodiment, the screening board 321 is a guide board 3211 and a screen 3212 that are stacked together, the guide board 3211 is on the upper surface of the screen 3212, the guide board 3211 is provided with a plurality of guide holes 3213 that are distributed in an array, the upper end aperture of the guide holes 3213 is greater than the lower end aperture, rice seeds enter the guide holes 3213 and become a vertical state, the filled seeds with a large diameter cannot pass through the screen 3212 and are retained, the seeds with a small diameter that are not full can be directly screened out through the screen 3212, one end of the guide board 3211 is rotatably connected with the rotating shaft 31, the upper surface of the other end is fixed with a baffle 3214 perpendicular to the guide board 3211, so that the filled seeds with a large diameter fall and are collected after rotating to the other side of the rotating shaft 31.

As a preferred technical solution of this embodiment, the center of the protection plate 322 is rotatably connected to the rotation shaft 31, an annular transmission plate 323 is fixed at the center of the protection plate 322 near the outer side, the rotation shaft 31 penetrates the center of the first transmission plate 323, an annular groove 324 is formed on the outer circular arc surface of the transmission plate 323 for receiving a belt, and the transmission plate 323, the protection plate 322 and the screening module are fixed together and can integrally rotate around the rotation shaft 31.

As a preferred technical solution of this embodiment, the rotating shaft 31 includes a rotating shaft 31 body, a fixing groove 312 is opened at a middle position of the rotating shaft 31 body, an annular discharging column 313 is fixed at a middle position of the fixing groove 312, a discharging chute 314 having an opening angle of 90-180 degrees is opened at one side of the discharging column 313 facing the feeding mechanism 1, the length of the discharging chute 314 is equal to that of a side of the screening plate 321 closest to the discharging chute 314, the screening component 32 is located in the fixing groove 312 and has equal length to the fixing groove 312, when too many seeds enter the screening mechanism 3 through the feeding mechanism 1, the seeds can slide into the discharging chute 314 and fall into the lower part to be collected, and the seeds are prevented from being mixed into the full seeds during the rotation and vibration process of the screening mechanism 3.

As a preferred technical solution of this embodiment, the control assembly 12 includes a hollow feeding plate 121 with an opening at one end, the upper end of the feeding plate 121 is communicated with the inside of the feeding hopper 11, a control slot 122 is disposed at the opening of the feeding plate 121, a control rod 123 is rotatably connected to the control slot 122, a guide chute 124 penetrating through two sides of an arc surface of the control rod 123 is disposed at a central position of the control rod 123, openings at two ends of the guide chute 124 are located in the arc surface of the control slot 122, control plates 125 are fixed below two ends of the control rod 123, the control plate 125 is disposed in an inclined manner, one side of the control plate 125 close to the control rod 123 is higher, and the other end of the control plate is flush with a horizontal plane where a central axis of the rotating rod is located, in a rotating process of the screening mechanism 3, when the screening plate 321 rotates to a horizontal position, the control plate 125 can just touch the control plate 125, and the control rod 123 is driven to rotate, so that the grain in the feeding plate 121 flows into the screening plate 125 through the guide chute 124, and along with the rotation of the screening plate 125, when the control plate 125 is pushed to a horizontal position, the control plate 125 is separated from the screening plate 321, and waits for the feeding of the next screening plate 321 to continue to feed.

As a preferred technical solution of this embodiment, the supporting component 21 includes a housing 211, a guiding plate 212 is disposed at a corner below one side of the housing 211 close to the feeding hopper 11 and one side of the housing 211 far from the feeding hopper 11, so that the falling rice seeds enter the collecting frame 4 along the guiding plate 212, a partition plate 213 is fixed on an inner wall of the housing 211 right below the rotating shaft 31, so as to prevent the different rice seeds on two sides from mixing together when falling down, a discharging port 214 is disposed between the partition plate 213 and the guiding plate 212, the collecting frame 4 is located right below the discharging port 214, and supporting pillars 215 distributed in an array are fixed below the housing 211.

As a preferred technical solution of this embodiment, the moving assembly 22 includes a first motor 221 fixed outside the housing 211 and a second motor 222 fixed inside the housing 211, respectively, the second motor 222 is matched with the groove 324 through a belt to drive the transmission plate 323 to rotate, a circular fixing plate 223 is fixed on an output shaft of the first motor 221, a transmission post 224 is fixed at an eccentric position on the fixing plate 223, a transmission rod 225 is rotatably connected to the transmission post 224, and the transmission rod 225 is rotatably connected to the rotating shaft 31, so that the first motor 221 drives the transmission shaft 31 to perform reciprocating piston motion to form vibration.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a crops seed breeding sieving mechanism, includes feed mechanism (1), supporting mechanism (2), screening mechanism (3) and collects frame (4), and feed mechanism (1) is fixed in the supporting mechanism (2) outside for to pay-off in screening mechanism (3), collect frame (4) and set up and receive the material in supporting mechanism (2) below, screen mechanism (3) set up and filter its characterized in that in supporting mechanism (2) inside:

the screening mechanism (3) comprises a rotating shaft (31) which is slidably connected in the supporting mechanism (2), the rotating shaft (31) slides in the axial direction of the rotating shaft, the middle position of the rotating shaft (31) is rotatably connected with a screening assembly (32), and the screening assembly (32) comprises a plurality of screening plates (321) which are used for screening and are in central symmetry relative to the rotating shaft (31), and protection plates (322) which are fixed on two sides of each screening plate (321) and are used for preventing raw materials from sliding down from two sides;

the supporting mechanism (2) comprises a supporting component (21) and a moving component (22), the supporting component (21) is used for supporting the screening mechanism (3) and the feeding mechanism (1), and the moving component (22) is fixed on the supporting component (21) and used for realizing the vibration and rotation of the screening mechanism (3);

feed mechanism (1) is including being fixed in feeder hopper (11) in supporting mechanism (2) outside to and be fixed in feeder hopper (11) below according to screening board (321) position automatic feed's control assembly (12).

2. The apparatus of claim 1 for screening seed of agricultural crops, which is characterized in that: the screening board (321) are guide board (3211) and screen cloth (3212) that stack each other together, guide board (3211) are at screen cloth (3212) upper surface, be provided with a plurality of guiding holes (3213) of array distribution on guide board (3211), the upper end aperture of guiding hole (3213) is greater than the lower extreme aperture, guide board (3211) one end is rotated with axis of rotation (31) and is connected, another end upper surface is fixed with baffle (3214) perpendicular with guide board (3211).

3. The apparatus of claim 1 for screening seed of agricultural crops, which is characterized in that: the center of the protection plate (322) is rotatably connected with the rotating shaft (31), an annular transmission plate (323) is fixed at the center of one side, close to the outer side, of the protection plate (322), the rotating shaft (31) penetrates through the center of the first transmission plate (323), and an annular groove (324) is formed in the outer side arc surface of the transmission plate (323).

4. The apparatus of claim 1 for screening seed of agricultural crops, which is characterized in that: axis of rotation (31) is including axis of rotation (31) body, fixed slot (312) have been seted up to axis of rotation (31) body intermediate position, the intermediate position of fixed slot (312) is fixed with annular post of unloading (313), the discharge chute (314) that open angle is 90 degrees ~ 180 degrees are seted up towards one side of feed mechanism (1) in post of unloading (313), the length of discharge chute (314) most is close the length on the limit of discharge chute (314) on length and the screening board (321) equals, screening subassembly (32) are located fixed slot (312) and both length equals.

5. The apparatus of claim 1 for screening seed of agricultural crops, which is characterized in that: control assembly (12) is including one end open-ended hollow feed plate (121), feed plate (121) upper end and feeder hopper (11) inside intercommunication, feed plate (121) opening part is equipped with control flume (122), control flume (122) internal rotation is connected with control lever (123), control lever (123) central point puts and sets up baffle box (124) of running through its arc surface both sides, baffle box (124) both ends opening is located the arc surface of control flume (122), control lever (123) both ends below is fixed with control panel (125), control panel (125) are the slope setting, one side that control panel (125) are close to control lever (123) is higher, the horizontal plane at the central axis place of the other end and axis of rotation (31), and be located screening plate (321) and flush near the rotation orbit of feeder hopper (11) one end.

6. The apparatus of claim 1 for screening seed of crops, wherein: support assembly (21) is including casing (211), and one side below corner that casing (211) is close to one side of feeder hopper (11) and keeps away from feeder hopper (11) is provided with stock guide (212), is fixed with on casing (211) inner wall under axis of rotation (31) baffle (213), has seted up discharge gate (214) between baffle (213) and stock guide (212), collects frame (4) and is located discharge gate (214) under, and casing (211) below is fixed with array distribution's support column (215).

7. The apparatus of claim 6 for screening seed of crops, wherein: motion subassembly (22) including being fixed in first motor (221) in casing (211) outside respectively and being fixed in second motor (222) of casing (211) inboard, second motor (222) pass through belt and recess (324) cooperation drive driving plate (323) and rotate, be fixed with circular shape fixed plate (223) on the output shaft of first motor (221), eccentric position is fixed with transmission post (224) on fixed plate (223), it is connected with transfer line (225) to rotate on transmission post (224), transfer line (225) and axis of rotation (31) are rotated and are connected.

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