CN218014024U - Seed edulcoration device - Google Patents

Abstract

The utility model discloses a seed edulcoration device, including the edulcoration case, the fixed intermediate position department of being close to in top of edulcoration case has seted up first rectangle opening, the left side of edulcoration case is close to intermediate position department and has seted up second rectangle opening, second rectangle opening inner chamber top swing joint has the dodge gate, the top of edulcoration case is close to left side department and pegs graft and have the feeder hopper, the utility model discloses a set up screening mechanism, through the mutually supporting of worm wheel, transfer line, second cam, rectangular block, horizontal pole, first spring, movable block, gag lever post, connecting rod, telescopic link, second spring, screen cloth and these parts of rectangle frame, be convenient for sieve the seed, improve device's screening effect, through setting up the mechanism of dismantling, through the mutually supporting of clamp plate, pivot, driving gear, driven gear, screwed pipe and these parts of threaded rod, be convenient for change the filter screen, alleviate staff's working strength.

Description

Seed edulcoration device

Technical Field

The utility model relates to a seed edulcoration technical field especially relates to a seed edulcoration device.

Background

Wheat is a general term for wheat plants, and the representative species is common wheat, which is a gramineous plant and is a cereal crop widely planted around the world, wheat caryopsis is are one of staple foods of human beings, and after being ground into flour, the flour can be used for making bread, steamed bread, biscuits, noodles and other foods, and after being fermented, the flour can be used for making beer, alcohol, white spirit or biomass fuel. Wheat is one of the three grains, is almost all eaten, and only about one sixth of the wheat is used as feed. The two rivers and the watersheds are the areas where wheat is cultivated first in the world, and China is one of the countries where wheat is cultivated earlier in the world.

The existing device is not convenient for screening seeds, so that the practicability of the device is poor, meanwhile, the existing device is not convenient for processing dust in screening, the working environment of workers is reduced, the filter screen is not convenient to replace, and the working intensity of the workers is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the present invention is to provide a seed impurity removing device.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a seed impurity removing device comprises an impurity removing box, wherein a first rectangular opening is fixedly arranged at the top of the impurity removing box close to the middle position, a second rectangular opening is arranged at the left side of the impurity removing box close to the middle position, a movable door is movably connected to the top of an inner cavity of the second rectangular opening, a feed hopper is inserted at the top of the impurity removing box close to the left side, a round pipe is fixedly connected to the inner cavity of the impurity removing box close to the top, a third rectangular opening is arranged at the bottom of the round pipe close to the right end, a connecting pipe is inserted at the top of the round pipe close to the left end, the top end of the connecting pipe is fixedly connected with the feed hopper, a helical blade is arranged in the inner cavity of the round pipe, first bearings are fixedly connected to the left side and the right side of the inner cavity of the round pipe and the left side of the impurity removing box close to the top, and a first support plate is fixedly connected to the left side of the impurity removing box close to the top, the top of the first supporting plate is fixedly connected with a first motor, the shaft end of a power output shaft of the first motor is fixedly connected with a helical blade, the right end of the helical blade penetrates through two adjacent first bearings and is inserted into an inner cavity far away from the first bearings, a rectangular groove is fixedly connected at the position, close to the middle position, of the top of the impurity removing box, a transverse plate is fixedly connected at the position, close to the middle position, of the inner cavity of the rectangular groove, a dust suction fan is fixedly connected at the bottom of the transverse plate, a fourth rectangular opening is formed in the top of the rectangular groove, U-shaped plates are fixedly connected to the left side and the right side of the inner cavity of the rectangular groove, filter screens are jointly arranged in the inner cavities of the two U-shaped plates, dismounting mechanisms are arranged at the tops of the two filter screens, a filter plate is fixedly connected at the position, close to the middle position, of the inner cavity of the impurity removing box, a guide plate is fixedly connected to the position, close to the left side and the middle position, impurity removal incasement chamber is close to bottom department and is equipped with screening mechanism, the right side of impurity removal case is close to intermediate position department fixedly connected with second backup pad, the right side department fixedly connected with second motor that is close to of second backup pad, second motor power output shaft axle head fixedly connected with worm, impurity removal incasement chamber right side is close to intermediate position department fixedly connected with second bearing, the inner chamber of second bearing is run through to the left end of worm to the first cam of fixedly connected with, just first cam sets up with the filter plate laminating each other.

Further, screening mechanism includes the rectangle frame, the rectangle frame is located edulcoration incasement chamber and is close to bottom department, the rectangle frame inner chamber is close to top fixedly connected with screen cloth, the left and right sides of rectangle frame all is close to the equal fixedly connected with telescopic link of top department, and two the telescopic link sets up, a plurality of from top to bottom the telescopic link respectively with edulcoration incasement chamber left and right sides fixed connection, a plurality of the outside of telescopic link all is overlapped and is equipped with the second spring, just the both ends of second spring respectively with edulcoration incasement chamber lateral wall and rectangle frame fixed connection.

Furthermore, a worm wheel is meshed at the position, close to the right end, of the front side of the worm, a transmission rod is fixedly connected to the circle center of the bottom of the worm wheel, a third bearing is fixedly connected to the top of the second supporting plate, the bottom end of the transmission rod penetrates through the inner cavity of the third bearing and is fixedly connected with a second cam, a rectangular block is arranged on the left side of the second cam, a through hole is formed in the position, close to the bottom, of the right side of the impurity removing box, a cross rod is fixedly connected to the left side of the rectangular block, the left end of the cross rod penetrates through the inner cavity of the through hole and is fixedly connected with a moving block, a first spring is sleeved on the outer side of the cross rod, the left end of the first spring is fixedly connected with the moving block and the right side of the inner cavity of the impurity removing box respectively, a connecting rod is fixedly connected to the position, and the left end of the connecting rod is fixedly connected with the rectangular frame.

Furthermore, the bottom of the moving block is fixedly connected with a first sliding block, a limiting rod is fixedly connected to the position, close to the bottom, of the right side of the inner cavity of the impurity removing box, a first sliding groove is formed in the top of the limiting rod, and the first sliding block is movably connected to the inner cavity of the first sliding groove.

Further, the disassembly body includes the knob, the top that the knob is located left side U-shaped plate is close to intermediate position department, the bottom fixedly connected with pivot of knob, the top of U-shaped plate is close to intermediate position department fixedly connected with fourth bearing, the inner chamber of fourth bearing is run through to the bottom of pivot to fixedly connected with driving gear, driven gear has all been meshed to the left and right sides of driving gear, two driven gear's bottom centre of a circle department all runs through and is equipped with the screwed pipe, two the equal swing joint in inner chamber of screwed pipe has the threaded rod, two the common fixedly connected with clamp plate in bottom of threaded rod, just the clamp plate sets up with the filter screen is laminated each other.

Furthermore, a second sliding block is fixedly connected to the left side of the pressing plate, a second sliding groove is formed in the right side of the inner cavity of the U-shaped plate, and the second sliding block is movably connected to the inner cavity of the second sliding groove.

Further, edulcoration case and rectangular channel front side are close to the top respectively and the punishment of bottom has do not seted up first opening and second opening, edulcoration case and rectangular channel front side be equipped with respectively with opening assorted first switch door and second switch door, the left side of first switch door and second switch door all is equipped with a plurality of hinge, first switch door and second switch door respectively through adjacent a plurality of hinge respectively with adjacent edulcoration case and rectangular channel swing joint, just first switch door and second switch door front side are close to right side department fixedly connected with the first in command and the second in command respectively.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses a screening mechanism is set up, through the mutual cooperation of worm wheel, transfer line, second cam, rectangular block, horizontal pole, first spring, movable block, gag lever post, connecting rod, telescopic link, second spring, screen cloth and rectangle frame these parts, be convenient for sieve the seed, improve the screening effect of device;

2. the utility model discloses a set up disassembly body, through mutually supporting of clamp plate, pivot, driving gear, driven gear, screwed pipe and these parts of threaded rod, be convenient for change the filter screen, alleviate staff's working strength.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is a front view of the present embodiment;

FIG. 3 is an enlarged view of the embodiment at A in FIG. 1;

FIG. 4 is an enlarged view of the embodiment at B in FIG. 1;

fig. 5 is an enlarged view of the embodiment at C in fig. 1.

In the figure: 1. an impurity removal box; 2. a first motor; 3. a circular tube; 4. a helical blade; 5. a rectangular groove; 6. a dust collection fan; 7. filtering the plate; 8. a second motor; 9. a worm; 10. a worm gear; 11. a transmission rod; 12. a first cam; 13. pressing a plate; 14. a second cam; 15. a rectangular block; 16. a cross bar; 17. a first spring; 18. a moving block; 19. a limiting rod; 20. a connecting rod; 21. a telescopic rod; 22. a second spring; 23. a screen mesh; 24. a rectangular frame; 25. a filter screen; 26. a U-shaped plate; 27. a rotating shaft; 28. a driving gear; 29. a driven gear; 30. a threaded pipe; 31. a threaded rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, the present invention provides the following technical solutions:

example 1:

a seed impurity removing device comprises an impurity removing box 1, wherein a first rectangular opening is fixedly arranged at the top of the impurity removing box 1 close to the middle position, a second rectangular opening is arranged at the left side of the impurity removing box 1 close to the middle position, a movable door is movably connected with the top of an inner cavity of the second rectangular opening, a feed hopper is inserted at the top of the impurity removing box 1 close to the left side, a round pipe 3 is fixedly connected with the inner cavity of the impurity removing box 1 close to the top, a third rectangular opening is arranged at the bottom of the round pipe 3 close to the right end, a connecting pipe is inserted at the top of the round pipe 3 close to the left end, the top end of the connecting pipe is fixedly connected with the feed hopper, a helical blade 4 is arranged in the inner cavity of the round pipe 3, first bearings are fixedly connected with the left side and the right side of the inner cavity of the round pipe 3 and the left side of the impurity removing box 1 close to the top, a first supporting plate is fixedly connected with a first motor 2 at the top of the first supporting plate, the shaft end of a power output shaft of a first motor 2 is fixedly connected with a helical blade 4, the right end of the helical blade 4 penetrates through two adjacent first bearings and is inserted into an inner cavity far away from the first bearings, a rectangular groove 5 is fixedly connected at the position, close to the middle position, of the top of an impurity removing box 1, a transverse plate is fixedly connected at the position, close to the middle position, of the inner cavity of the rectangular groove 5, a dust suction fan 6 is fixedly connected at the bottom of the transverse plate, a fourth rectangular opening is formed in the top of the rectangular groove 5, U-shaped plates 26 are fixedly connected at the left side and the right side of the inner cavity of the rectangular groove 5, filter screens 25 are jointly arranged in the inner cavities of the two U-shaped plates 26, disassembly mechanisms are arranged at the tops of the two filter screens 25, a filter plate 7 is fixedly connected at the position, close to the middle position, of the left side and the right side of the inner cavity of the impurity removing box 1, a guide plate is fixedly connected at the position, and a sieving mechanism is arranged at the position, close to the bottom of the inner cavity of the impurity removing box 1, a second supporting plate is fixedly connected to the position, close to the middle position, of the right side of the impurity removing box 1, a second motor 8 is fixedly connected to the position, close to the right side, of the second supporting plate, a worm 9 is fixedly connected to the shaft end of a power output shaft of the second motor 8, a second bearing is fixedly connected to the position, close to the middle position, of the right side of an inner cavity of the impurity removing box 1, the left end of the worm 9 penetrates through an inner cavity of the second bearing and is fixedly connected with a first cam 12, the first cam 12 and the filter plate 7 are arranged in a mutually attached mode, a first opening and a second opening are formed in the positions, close to the top and the bottom, of the front sides of the impurity removing box 1 and the rectangular groove 5 respectively, a first switch door and a second switch door which are matched with the openings are arranged on the front sides of the impurity removing box 1 and the rectangular groove 5 respectively, a plurality of hinges are arranged on the left sides of the first switch door and the second switch door respectively, the first switch door and the second switch door are movably connected with the adjacent impurity removing box 1 and the rectangular groove 5 through a plurality of hinges respectively, and a second handle are fixedly connected to the positions, close to the right sides of the first switch door and the second switch door respectively;

the screening mechanism comprises a rectangular frame 24, the rectangular frame 24 is positioned in the position, close to the bottom, of the inner cavity of the impurity removing box 1, a screen 23 is fixedly connected to the position, close to the top, of the inner cavity of the rectangular frame 24, telescopic rods 21 are fixedly connected to the positions, close to the top, of the left side and the right side of the rectangular frame 24, the two telescopic rods 21 are arranged up and down, the plurality of telescopic rods 21 are respectively and fixedly connected with the left side and the right side of the inner cavity of the impurity removing box 1, second springs 22 are sleeved on the outer sides of the plurality of telescopic rods 21, two ends of the second springs 22 are respectively and fixedly connected with the side wall of the inner cavity of the impurity removing box 1 and the rectangular frame 24, a worm wheel 10 is meshed at the position, close to the right end, of the front side of the worm 9, a transmission rod 11 is fixedly connected to the circle center of the bottom of the worm wheel 10, a third bearing is fixedly connected to the top of the second support plate, and the bottom end of the transmission rod 11 penetrates through the inner cavity of the third bearing, a second cam 14 is fixedly connected, a rectangular block 15 is arranged on the left side of the second cam 14, a through hole is formed in the position, close to the bottom, of the right side of the impurity removing box 1, a cross rod 16 is fixedly connected to the left side of the rectangular block 15, the left end of the cross rod 16 penetrates through the inner cavity of the through hole, a moving block 18 is fixedly connected with the moving block 18, a first sliding block is fixedly connected to the bottom of the moving block 18, a limiting rod 19 is fixedly connected to the position, close to the bottom, of the inner cavity of the impurity removing box 1, a first sliding groove is formed in the top of the limiting rod 19, the first sliding block is movably connected to the inner cavity of the first sliding groove, a first spring 17 is sleeved on the outer side of the cross rod 16, the left end and the right end of the first spring 17 are fixedly connected with the moving block 18 and the right side of the inner cavity of the impurity removing box 1 respectively, a connecting rod 20 is fixedly connected to the position, and the left end of the connecting rod 20 is fixedly connected with a rectangular frame 24;

the wheat seeds are poured into the feeding hopper, at the moment, an external power supply of the first motor 2 and the second motor 8 is turned on, the power output shaft of the first motor 2 rotates to drive the spiral blade 4 fixed at the shaft end of the power output shaft of the first motor 2 to rotate, so that the wheat seeds are transported from the left end of the circular tube 3 to the right end of the circular tube 3 to fall down on the filter plate 7, under the rotation of the power output shaft of the second motor 8, the worm 9 fixed at the shaft end of the power output shaft of the second motor 8 rotates, so that the first cam 12 knocks the filter plate 7, the seeds fall through filter holes in the filter plate 7, root and leaf fragment impurities mixed in the seeds are left on the upper portion of the filter plate 7 and are discharged through a movable door with a second rectangular opening, under the action of the dust collection fan 6, so that dust is removed, a good impurity removal effect is achieved, the worm falls on the screen 23, the worm 9 rotates and passes through the worm wheel 10 meshed at the front side of the worm 9, so that the transmission rod 11 rotates, so that the second cam 14 fixed at the bottom end of the transmission rod 11 rotates, thereby the knocking block 15 is not stopped, the rectangular sliding block 15 passes through the rectangular sliding block 16, the first sliding block and the first sliding block 18, the first sliding block and the first sliding block 21 and the second sliding block 21, the reciprocating sliding block 17, the reciprocating sliding block and the reciprocating sliding block 17, the reciprocating sliding block, the reciprocating sliding chute 21 move, and the reciprocating sliding block, the reciprocating sliding chute 17, and the reciprocating sliding block 17, and the reciprocating sliding block, so that the reciprocating sliding block 17, and the reciprocating sliding block.

Example 2:

the disassembly mechanism comprises a knob, the knob is positioned at the position, close to the middle position, of the top of the left U-shaped plate 26, the bottom of the knob is fixedly connected with a rotating shaft 27, the position, close to the middle position, of the top of the U-shaped plate 26 is fixedly connected with a fourth bearing, the bottom end of the rotating shaft 27 penetrates through the inner cavity of the fourth bearing and is fixedly connected with a driving gear 28, driven gears 29 are respectively meshed with the left side and the right side of the driving gear 28, threaded pipes 30 respectively penetrate through the centers of the bottoms of the two driven gears 29, threaded rods 31 are respectively movably connected with the inner cavities of the two threaded pipes 30, a pressing plate 13 is jointly and fixedly connected with the bottom ends of the two threaded rods 31, a second sliding block is fixedly connected to the left side of the pressing plate 13, a second sliding groove is formed in the right side of the inner cavity of the U-shaped plate 26, the second sliding block is movably connected to the inner cavity of the second sliding groove, and the pressing plate 13 and the filter screen 25 are mutually attached;

when filter screen 25 filter effect is not good, use left disassembly body as an example this moment, the knob is rotated this moment, thereby make the pivot 27 of fixing on the knob rotatory, and then make the driving gear 28 of fixing on pivot 27 rotatory, thereby make two driven gear 29 rotations of driving gear 28 meshing, and then make two screwed pipe 30 rotatory, thereby the activity is under the effect of threaded rod 31 of adjacent screwed pipe 30 inner chamber, make clamp plate 13 under the effect of second spout and second slider, upward movement, separate with filter screen 25, the disassembly body who is located the right side is as above, no longer describe here any more, open the second switch door, take out filter screen 25, be convenient for change it, improve staff's operational environment's quality.

The working principle is as follows: firstly, wheat seeds are poured into a feed hopper, at the moment, an external power supply of a first motor 2 and a second motor 8 is turned on, a power output shaft of the first motor 2 rotates to drive a helical blade 4 fixed at the shaft end of a power output shaft of the first motor 2 to rotate, so that the wheat seeds are conveyed from the left end of a circular pipe 3 to the right end of the circular pipe 3 to fall on a filter plate 7, a power output shaft of the second motor 8 rotates to rotate a worm 9 fixed at the shaft end of the power output shaft of the second motor 8, so that a first cam 12 knocks the filter plate 7, the seeds fall through filter holes in the filter plate 7, root and leaf fragment impurities mixed in the seeds are remained on the upper part of the filter plate 7 and are discharged through a movable door with a second rectangular opening, under the action of a dust suction fan 6, dust is removed, a good impurity removing effect is achieved, the seeds fall on a screen 23, the worm 9 rotates and simultaneously under the action of a worm wheel 10 meshed at the front side of the worm 9, thereby rotating the transmission rod 11, further rotating the second cam 14 fixed at the bottom end of the transmission rod 11, thereby ceaselessly knocking the rectangular block 15, causing the rectangular block 15 to pass through the cross rod 16 and the moving block 18, under the limit of the first chute and the first slide block, and under the action of the first spring 17, to reciprocate from left to right, thereby causing the rectangular frame 24 to reciprocate from left to right under the action of the telescopic rod 21 and the second spring 22, thereby screening the wheat seeds, causing the small grains to fall down, leaving the large grains on the screen 23, opening the first switch door to collect the grains, when the filtering effect of the filter screen 25 is not good, taking the disassembly mechanism on the left as an example, rotating the knob at this time, thereby causing the rotating shaft 27 fixed on the knob to rotate, further causing the driving gear 28 fixed on the rotating shaft 27 to rotate, thereby causing the two driven gears 29 engaged with the driving gear 28 to rotate, and then make two screwed pipe 30 rotatory to the activity makes clamp plate 13 under the effect of second spout and second slider, and upward movement separates with filter screen 25 under the threaded rod 31 effect of adjacent screwed pipe 30 inner chamber, and the disassembly body that is located the right side is as above, and no longer the repeated description here, opens the second switch door, takes out filter screen 25, is convenient for change it, improves staff's operational environment's quality.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.

Claims (7)

1. The utility model provides a seed edulcoration device, includes edulcoration case (1), its characterized in that: a first rectangular opening is formed in the position, close to the middle position, of the top of the impurity removing box (1), a second rectangular opening is formed in the position, close to the middle position, of the left side of the impurity removing box (1), a movable door is movably connected to the top of an inner cavity of the second rectangular opening, a feed hopper is connected to the position, close to the left side, of the top of the impurity removing box (1), a round pipe (3) is fixedly connected to the position, close to the top, of the inner cavity of the impurity removing box (1), a third rectangular opening is formed in the position, close to the right end, of the bottom of the round pipe (3), a connecting pipe is connected to the position, close to the left end, of the top of the round pipe (3), a spiral blade (4) is fixedly connected to the left side of the inner cavity of the round pipe (3) and the position, close to the left side of the impurity removing box (1), a first supporting plate is fixedly connected to the left side of the top of the round pipe (3), a first supporting plate is fixedly connected to the top of the connecting pipe, a first supporting plate is fixedly connected to the inner cavity of the feed hopper, a spiral blade (4), a power output shaft end of the first motor (2) is fixedly connected to the spiral blade (2), a power output shaft end of the spiral blade (2) is fixedly connected to the spiral blade (4), a transverse plate (5) fixedly connected to the middle transverse plate, two bearings, the middle position of the fan (5) is connected to the middle transverse plate (5) and a fan, the fourth rectangle opening has been seted up at the top of rectangular channel (5), the equal fixedly connected with U-shaped plate (26) of rectangular channel (5) inner chamber left and right sides, two the inner chamber of U-shaped plate (26) is equipped with filter screen (25) jointly, two the top of filter screen (25) all is equipped with detaching mechanism, edulcoration case (1) inner chamber is close to intermediate position department fixedly connected with filter plate (7), the equal fixedly connected with guide plate of intermediate position department is close to the inner chamber left and right sides of edulcoration case (1), edulcoration case (1) inner chamber is close to bottom department and is equipped with screening mechanism, the right side of edulcoration case (1) is close to intermediate position department fixedly connected with second backup pad, the right side department fixedly connected with second motor (8) of being close to of second backup pad, second motor (8) power output shaft end fixedly connected with worm (9), edulcoration case (1) inner chamber right side is close to intermediate position department fixedly connected with second bearing, the left end of worm (9) runs through the inner chamber of second bearing to fixedly connected with first cam (12), just first cam (12) laminate each other with filter plate (7).

2. A seed impurity removal device according to claim 1, wherein: screening mechanism includes rectangle frame (24), rectangle frame (24) are located edulcoration case (1) inner chamber and are close to bottom department, rectangle frame (24) inner chamber is close to top department fixedly connected with screen cloth (23), the left and right sides of rectangle frame (24) all is close to top department equal fixedly connected with telescopic link (21), and two telescopic link (21) are upper and lower setting, a plurality of telescopic link (21) respectively with edulcoration case (1) inner chamber left and right sides fixed connection, a plurality of the outside of telescopic link (21) is all overlapped and is equipped with second spring (22), just the both ends of second spring (22) respectively with edulcoration case (1) inner chamber lateral wall and rectangle frame (24) fixed connection.

3. A seed impurity removal device according to claim 1, wherein: the worm wheel (10) is meshed at the position, close to the right end, of the front side of the worm (9), a transmission rod (11) is fixedly connected to the circle center of the bottom of the worm wheel (10), a third bearing is fixedly connected to the top of the second supporting plate, the bottom end of the transmission rod (11) penetrates through the inner cavity of the third bearing and is fixedly connected with a second cam (14), a rectangular block (15) is arranged on the left side of the second cam (14), a through hole is formed in the position, close to the bottom, of the right side of the impurity removing box (1), a transverse rod (16) is fixedly connected to the left side of the rectangular block (15), the left end of the transverse rod (16) penetrates through the inner cavity of the through hole and is fixedly connected with a moving block (18), a first spring (17) is sleeved on the outer side of the transverse rod (16), the left end of the first spring (17) is fixedly connected with the right side of the inner cavity of the moving block (18) and the impurity removing box (1) respectively, a connecting rod (20) is fixedly connected to the left side of the moving block (18) close to the middle position, and the left end of the rectangular connecting rod (20) is fixedly connected with a frame (24).

4. A seed impurity removal device according to claim 3, wherein: the bottom of the moving block (18) is fixedly connected with a first sliding block, the right side of the inner cavity of the impurity removing box (1) close to the bottom is fixedly connected with a limiting rod (19), the top of the limiting rod (19) is provided with a first sliding groove, and the first sliding block is movably connected with the inner cavity of the first sliding groove.

5. A seed impurity removal device according to claim 1, wherein: disassembly body includes the knob, the top that the knob is located left side U-shaped plate (26) is close to intermediate position department, the bottom fixedly connected with pivot (27) of knob, the top of U-shaped plate (26) is close to intermediate position department fixedly connected with fourth bearing, the inner chamber of fourth bearing is run through to the bottom of pivot (27) to fixedly connected with driving gear (28), driven gear (29) have all been meshed in the left and right sides of driving gear (28), two the bottom centre of a circle department of driven gear (29) all runs through and is equipped with screwed pipe (30), two the equal swing joint in inner chamber of screwed pipe (30) has threaded rod (31), two the common fixedly connected with clamp plate (13) in bottom of threaded rod (31), just clamp plate (13) and filter screen (25) laminating setting each other.

6. A seed impurity removal device according to claim 5, wherein: the left side fixedly connected with second slider of clamp plate (13), the second spout has been seted up to U-shaped plate (26) inner chamber right side, second slider swing joint is at the inner chamber of second spout.

7. A seed impurity removal device according to claim 1, wherein: edulcoration case (1) and rectangular channel (5) front side are close to the top respectively and the punishment of bottom has do not seted up first opening and second opening, edulcoration case (1) and rectangular channel (5) front side be equipped with respectively with opening assorted first switch door and second switch door, the left side of first switch door and second switch door all is equipped with a plurality of hinge, first switch door and second switch door respectively through adjacent a plurality of hinge respectively with adjacent edulcoration case (1) and rectangular channel (5) swing joint, just first switch door and second switch door front side are close to right side department fixedly connected with the first in command and the second in command respectively.

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