CN112439696A

CN112439696A - Effectual grain vibrations screening machine of edulcoration

Info

Publication number: CN112439696A
Application number: CN201910794624.8A
Authority: CN
Inventors: 柯平; 邹小丽; 周志立; 李建飞
Original assignee: Hubei Flyingbell Cereals & Oil Equipment Co ltd
Current assignee: Hubei Flyingbell Cereals & Oil Equipment Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2021-03-05

Abstract

The invention discloses a grain vibration screening machine with a good impurity removal effect, which comprises a fixed frame and a screening box, wherein the top and the bottom of the inner wall of the fixed frame are fixedly connected with slide rails, the top and the bottom of the screening box are fixedly connected with slide blocks matched with the slide rails, the back between two sides of the inner wall of the screening box is fixedly connected with a baffle plate, and the top between the front of the baffle plate and the front of the inner wall of the screening box is fixedly connected with a first screen. This effectual grain vibrations sieve separator of edulcoration, grain gets into the screening case after, carries out the screening for the first time by first screening net earlier, sieves the impurity that volume ratio grain is big, and the electric fan blows off the impurity that the quality is lighter in with grain simultaneously, then grain falls to the second screen cloth, sieves the impurity that volume ratio grain is little, and grain carries out twice screening in the screening case, once gets rid of the multiple impurity in the grain, has effectively improved the edulcoration effect, and work efficiency is higher.

Description

Effectual grain vibrations screening machine of edulcoration

Technical Field

The invention relates to the technical field of grain processing, in particular to a grain vibration screening machine with a good impurity removal effect.

Background

Grain processing refers to an operation activity of converting raw grains into semi-finished grains and finished grains or converting semi-finished grains into finished grains, and the grain processing mainly comprises the following steps: milling rice; milling wheat into flour; processing of corn and coarse cereals; extracting, refining and processing vegetable oil; production of vegetable protein products and starch processing; processing grain and oil food with rice and flour as main raw materials; the comprehensive utilization of grain and oil processing by-products requires screening grain before grain processing to remove impurities in grain, so that a screening machine can be used, the common vibration screening machine is a high-precision fine powder screening machine, the noise is low, the efficiency is high, the screen is quickly changed for only 3-5 minutes, and the full-closed structure is used for screening and filtering materials such as grains, powder, mucilage and the like.

The current grain vibration sieve separator is generally direct to put in grain on the screen cloth, utilizes vibrating motor vibration, filters the impurity in the grain, and this kind of mode can only carry out edulcoration once to grain, and the impurity different with the grain volume can't once get rid of in same device, and the edulcoration effect is relatively poor, and current sieve separator sieves grain with impurity together very easily in the course of the work, has increased economic cost, extravagant grain, has reduced the practicality.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the grain vibration screening machine with good impurity removal effect, and solves the problems that impurities with different sizes from grains cannot be removed in the same device at one time, the impurity removal effect is poor, the grains and the impurities are easily screened together, the economic cost is increased, the grains are wasted, and the practicability is reduced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an effectual grain vibrations sieve separator of edulcoration, includes fixed frame and screening case, the top and the equal fixedly connected with slide rail in bottom of fixed frame inner wall, the top and the slider of the equal fixedly connected with in bottom and slide rail looks adaptation of screening case, back fixedly connected with plate washer between the screening incasement wall both sides, the baffle openly and the first screen cloth of top fixedly connected with between the screening incasement wall openly, the baffle openly and the bottom fixedly connected with second screen cloth between the screening incasement wall openly, the front of screening incasement wall just is located the fixedly connected with limiting plate between first screen cloth and the second screen cloth, the right side fixedly connected with protective frame of fixed frame, the top and the equal fixedly connected with connecting block in bottom on screening case right side to the right side of two connecting blocks all rotates through the connecting piece and is connected with connecting plate, two one side that the connecting block was kept away from to the connecting plate all runs through fixed frame.

Preferably, the top fixedly connected with first motor of protective frame to the first rotation pole of one end fixedly connected with of first motor output shaft, the one end that first motor was kept away from to first rotation pole runs through protective frame and extends to protective frame's inside, the one end that first rotation pole is located protective frame inside is passed through the bearing rotation with the bottom of protective frame inner wall and is connected.

Preferably, the top and the bottom of protective frame inner wall and the left side that is located first swing arm all are connected with the movable rod, two through the bearing rotation the equal fixedly connected with fluted disc of the one end that the movable rod is relative, two one side that the link plate deviates from all is connected with the rotation of the relative one side of two fluted discs respectively through the connecting piece.

Preferably, the top and the bottom on first rotation pole surface just are located the equal fixedly connected with in inside of protection frame and the first gear of outer fluted disc engaged with, the spacing frame of right side fixedly connected with of screening case.

Preferably, the top fixedly connected with second motor on limit frame right side to the one end fixedly connected with second dwang of second motor output shaft, the one end that the second motor was kept away from to the second dwang all runs through limit frame and screening case in proper order and extends to the inside of screening case, the one end that the second dwang is located screening incasement portion is passed through the bearing rotation with the left side of screening incasement wall and is connected.

Preferably, be connected with the transfer line through the bearing rotation between the both sides of spacing frame inner wall, the right side of spacing frame inner wall just is located the transfer line and rotates through the bearing and be connected with the driven lever under, the one end of driven lever runs through spacing frame and screening case and extends to the inside of screening case, the one end that the driven lever is located the screening incasement portion is passed through the bearing rotation with the left side of screening incasement wall and is connected.

Preferably, the surface of second dwang and transfer line just is located the equal fixedly connected with belt pulley in the inside of spacing frame, two connect through belt drive between the surface of belt pulley, the surface of transfer line and driven lever just is located the equal fixedly connected with intermeshing's in the inside of spacing frame second gear.

Preferably, the surface of second dwang and driven lever just is located the equal fixedly connected with rotor plate in inside of screening case, the top fixedly connected with feeder hopper of screening case to the front and the equal fixedly connected with deflector in the back of feeder hopper inner wall.

Preferably, the front surface of the screening box is fixedly connected with a discharge hopper at the top of the second screen, and the front surface of the screening box is fixedly connected with a fan at the top.

(III) advantageous effects

The invention provides a grain vibration screening machine with a good impurity removal effect. Compared with the prior art, the method has the following beneficial effects:

(1) the grain vibration screening machine with good impurity removal effect is characterized in that a first screen is fixedly connected to the top between the front face of a baffle and the front face of the inner wall of a screening box, a second screen is fixedly connected to the bottom between the front face of the baffle and the front face of the inner wall of the screening box, the right sides of two connecting blocks are respectively and rotatably connected with a connecting plate through a connecting piece, a first motor is fixedly connected to the top of a protective frame, first gears meshed with an outer fluted disc are fixedly connected to the top and the bottom of the surface of a first rotating rod and positioned in the protective frame, after grains enter the screening box, the first screening is firstly carried out through the first screening net, impurities with the volume larger than that of the grains are screened, meanwhile, impurities with the weight lighter in the grains are blown out, then the grains fall onto the second screen, the impurities with the volume smaller than that of the grains are screened twice in the screening box, and, effectively improved the edulcoration effect, work efficiency is higher.

(2) This effectual grain vibrations sieve separator of edulcoration, top fixedly connected with second motor through spacing frame right side, the surface of transfer line and driven lever just is located the equal fixedly connected with intermeshing's in the inside second gear of spacing frame, the second motor drives the rotor plate and rotates, the surface of second dwang and driven lever just is located the equal fixedly connected with rotor plate in the inside of screening case, increase the dwell time of grain on first screen cloth and second screen cloth, long-time stop can prevent that grain from sieving along with the impurity from on first screen cloth, economic cost is reduced, long-time stop can make the impurity in the grain get rid of more thoroughly on the second screen cloth, the practicality has been improved.

(3) This effectual grain vibrations sieve separator of edulcoration, top fixedly connected with feeder hopper through the screening case to the front and the equal fixedly connected with deflector in the back of feeder hopper inner wall, the deflector in the feeder hopper can make grain not converge to pile and fall into the screening case, improves the effect of fan edulcoration, and the right side of the left side second screen cloth of first screen cloth all has certain arch, can further prolong the dwell time of grain, improves the edulcoration effect.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a left side view of the internal structure of the present invention;

FIG. 3 is a cross-sectional view of the structure of the protection frame and the position-limiting frame of the present invention;

FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 3;

fig. 5 is a partial enlarged view of the invention at B in fig. 3.

In the figure, 1 fixed frame, 2 screening boxes, 3 sliding rails, 4 sliding blocks, 5 baffle plates, 6 first screen mesh, 7 second screen mesh, 8 limit plates, 9 protective frames, 10 connecting blocks, 11 connecting plates, 12 first motors, 13 first rotating rods, 14 movable rods, 15 external fluted discs, 16 limit frames, 17 second motors, 18 second rotating rods, 19 driving rods, 20 driven rods, 21 belt pulleys, 22 belts, 23 second gears, 24 rotating plates, 25 feed hoppers, 26 guide plates, 27 discharge hoppers, 28 fans and 29 first gears.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a grain vibration screening machine with good impurity removal effect comprises a fixed frame 1 and a screening box 2, wherein the back surface of the bottom of the screening box 2 is provided with a discharge hole for discharging screened impurities, the front surface of the screening box 2 is fixedly connected with a discharge hopper 27 positioned at the top of a second screen 7, the top of the front surface of the screening box 2 is fixedly connected with a fan 28, the fan 28 is connected with a control system and an external power supply through a lead, the top and the bottom of the inner wall of the fixed frame 1 are fixedly connected with slide rails 3, the top and the bottom of the screening box 2 are fixedly connected with slide blocks 4 matched with the slide rails 3, the back surface between two sides of the inner wall of the screening box 2 is fixedly connected with a baffle plate 5, the top between the front surface of the baffle plate 5 and the front surface of the inner wall of the screening box 2 is fixedly connected with a first screen 6, the right side of the second screen 7 on the left side of the, the impurity removal effect is improved, the bottom between the front surface of the baffle 5 and the front surface of the inner wall of the screening box 2 is fixedly connected with a second screen 7, the first screen 6 is used for removing impurities larger than the grain volume, the second screen 7 is used for removing impurities smaller than the grain volume, the front surface of the inner wall of the screening box 2 is fixedly connected with a limiting plate 8 between the first screen 6 and the second screen 7, the limiting plate 8 can prevent the grains falling from the first screen 6 from being directly discharged out of the screening box 2 without being filtered by the second screen 7, the right side of the fixed frame 1 is fixedly connected with a protective frame 9, the top and the bottom of the inner wall of the protective frame 9 and the left side of a first rotating rod 13 are both rotatably connected with movable rods 14 through bearings, the opposite ends of the two movable rods 14 are both fixedly connected with external fluted discs 15, and the opposite sides of the two connecting plates 11 are both rotatably connected with the, the top of the protection frame 9 is fixedly connected with a first motor 12, one end of an output shaft of the first motor 12 is fixedly connected with a first rotating rod 13, the top and the bottom of the surface of the first rotating rod 13 and the inside of the protection frame 9 are fixedly connected with a first gear 29 meshed with an external fluted disc 15, the right side of the screening box 2 is fixedly connected with a limiting frame 16, a transmission rod 19 is rotatably connected between two sides of the inner wall of the limiting frame 16 through a bearing, the right side of the inner wall of the limiting frame 16 and the position under the transmission rod 19 are rotatably connected with a driven rod 20 through a bearing, one end of the driven rod 20 penetrates through the limiting frame 16 and the screening box 2 and extends to the inside of the screening box 2, one end of the driven rod 20 positioned in the screening box 2 is rotatably connected with the left side of the inner wall of the screening box 2 through a bearing, the top on the right side of the limiting frame 16 is fixedly connected with a second motor 17, and the first motor 12, and one end of the output shaft of the second motor 17 is fixedly connected with a second rotating rod 18, the surfaces of the second rotating rod 18 and the driven rod 20 and the inner part of the screening box 2 are fixedly connected with a rotating plate 24, one side of the rotating plate 24, which is far away from the second rotating rod 28 or the driven rod 20, is provided with a brush to prevent the rotating plate 24 from rubbing against the screen, the top of the screening box 2 is fixedly connected with a feed hopper 25, the front and back of the inner wall of the feed hopper 25 are fixedly connected with guide plates 26, the surfaces of the second rotating rod 18 and the transmission rod 19 and the inner part of the limit frame 16 are fixedly connected with belt pulleys 21, the surfaces of the two belt pulleys 21 are in transmission connection through a belt 22, the surfaces of the transmission rod 19 and the driven rod 20 and the inner part of the limit frame 16 are fixedly connected with second gears 23 which are mutually meshed, one end of the second rotating rod 18, which is far away from the second motor 17, sequentially, the one end that second dwang 18 is located screening case 2 inside is passed through the bearing rotation with the left side of screening case 2 inner wall and is connected, the one end that first motor 12 was kept away from to first dwang 13 runs through the inside of protecting frame 9 and extending to protecting frame 9, the one end that first dwang 13 is located protecting frame 9 inside is passed through the bearing rotation with the bottom of protecting frame 9 inner wall and is connected, the equal fixedly connected with connecting block 10 in top and bottom on screening case 2 right side, and the right side of two connecting blocks 10 all is connected with connecting plate 11 through the connecting piece rotation, one side that connecting block 10 was kept away from to two connecting plates 11 all runs through fixed frame 1 and protecting frame 9 and extends to the inside of protecting frame 9.

When the grain screening machine works, the fan 28 is opened through the control panel, grains enter the screening box 2 through the feed hopper 25, the fan 28 separates impurities with lighter mass in the grains from the grains and fall into the left side of the baffle plate 5 to be discharged out of the screening box 2, the first motor 12 is opened through the control panel to enable the first rotating rod 13 to rotate, the two outer fluted discs 15 are driven to rotate through the first gear 29, so that the connecting plate 11 drives the screening box 2 to move left and right through the connecting block 10, the grains are screened for the first time on the first screen 6, the impurities with larger volume than the grains are left on the first screen 6 and fall from the left side of the first screen 6, the rest grains pass through the first screen 6 and fall on the second screen 7, the impurities with smaller volume than the grains pass through the second screen 7 and fall into the bottom of the screening box 2 and are discharged out of the screening box 2 through the discharge opening, the grains after impurity removal are discharged out of the screening box 2 through the discharge hopper 27, in screening case 2 working process, open second motor 17 through control panel, make second dwang 18 rotate, drive transfer line 19 through belt pulley 21 and belt 22 and rotate, then drive driven lever 20 through two second gears 23 and rotate to make the inside rotor plate 24 of screening case 2 take place to rotate, can effectively prolong the dwell time of grain on first screen cloth 6 and second screen cloth 7, improve the edulcoration effect.

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

1. The utility model provides an effectual grain vibrations sieve separator of edulcoration, includes fixed frame (1) and screening case (2), the top and the equal fixedly connected with slide rail (3) in bottom of fixed frame (1) inner wall, the top and the equal fixedly connected with in bottom of screening case (2) and slide block (4) of slide rail (3) looks adaptation, its characterized in that: a baffle plate (5) is fixedly connected with the back surface between the two sides of the inner wall of the screening box (2), a first screen (6) is fixedly connected with the top between the front surface of the baffle (5) and the front surface of the inner wall of the screening box (2), a second screen (7) is fixedly connected at the bottom between the front surface of the baffle (5) and the front surface of the inner wall of the screening box (2), a limiting plate (8) is fixedly connected on the front surface of the inner wall of the screening box (2) and positioned between the first screen (6) and the second screen (7), the right side of the fixed frame (1) is fixedly connected with a protective frame (9), the top and the bottom of the right side of the screening box (2) are both fixedly connected with connecting blocks (10), and the right side of two connecting blocks (10) all is connected with connecting plate (11) through the connecting piece rotation, two one side that connecting block (10) were kept away from in connecting plate (11) all runs through fixed frame (1) and protective frame (9) and extends to the inside of protective frame (9).

2. The effectual grain vibration sieve separator of edulcoration of claim 1, its characterized in that: the top fixedly connected with first motor (12) of protective frame (9) to the first rotation pole (13) of one end fixedly connected with of first motor (12) output shaft, the inside that protective frame (9) and extended to protective frame (9) is run through to the one end that first motor (12) were kept away from in first rotation pole (13), the bearing rotation is passed through to the bottom that first rotation pole (13) are located the inside one end of protective frame (9) and protective frame (9) inner wall and are connected.

3. The effectual grain vibration sieve separator of edulcoration of claim 2, its characterized in that: the top and the bottom of protective frame (9) inner wall just are located the left side of first rotation pole (13) and all rotate through the bearing and are connected with movable rod (14), two the equal fixedly connected with outer fluted disc (15) of one end that movable rod (14) is relative, two one side that connecting plate (11) deviates from mutually all rotates with one side that two outer fluted discs (15) are relative respectively through the connecting piece and is connected.

4. The effectual grain vibration sieve separator of edulcoration of claim 3, its characterized in that: the top and the bottom on first pivot pole (13) surface just are located the equal fixedly connected with in inside of protective frame (9) and first gear (29) of outer fluted disc (15) looks meshing, the spacing frame of right side fixedly connected with (16) of screening case (2).

5. The effectual grain vibration sieve separator of edulcoration of claim 4, its characterized in that: top fixedly connected with second motor (17) on spacing frame (16) right side to the one end fixedly connected with second dwang (18) of second motor (17) output shaft, the one end that second motor (17) were kept away from in second dwang (18) all runs through spacing frame (16) and screening case (2) in proper order and extends to the inside of screening case (2), second dwang (18) are located the left side of the inside one end of screening case (2) and screening case (2) inner wall and are passed through the bearing rotation and be connected.

6. The effectual grain vibration sieve separator of edulcoration of claim 5, its characterized in that: be connected with transfer line (19) through the bearing rotation between the both sides of spacing frame (16) inner wall, the right side of spacing frame (16) inner wall just is located transfer line (19) and rotates through the bearing and be connected with follower lever (20) under, the one end of follower lever (20) runs through spacing frame (16) and screening case (2) and extends to the inside of screening case (2), follower lever (20) are located the one end of screening case (2) inside and are passed through the bearing rotation with the left side of screening case (2) inner wall and are connected.

7. The effectual grain vibration sieve separator of edulcoration of claim 6, its characterized in that: the surface of second dwang (18) and transfer line (19) and be located the equal fixedly connected with belt pulley (21) in inside of spacing frame (16), two connect through belt (22) transmission between the surface of belt pulley (21), the equal fixedly connected with intermeshing's in inside second gear (23) of transfer line (19) and driven lever (20) on the surface and be located spacing frame (16).

8. The effectual grain vibration sieve separator of edulcoration of claim 6, its characterized in that: the surface of second dwang (18) and driven lever (20) just is located the equal fixedly connected with rotor plate (24) in inside of screening case (2), the top fixedly connected with feeder hopper (25) of screening case (2) to the front and the equal fixedly connected with deflector (26) in the back of feeder hopper (25) inner wall.

9. The effectual grain vibration sieve separator of edulcoration of claim 1, its characterized in that: the front of screening case (2) just is located the top fixedly connected with play hopper (27) of second screen cloth (7), the positive top fixedly connected with fan (28) of screening case (2).