CN114887688A

CN114887688A - Can accurate control rice processingamount's unprocessed food grains cleaning device

Info

Publication number: CN114887688A
Application number: CN202210585144.2A
Authority: CN
Inventors: 丁奋勇; 王秀萍
Original assignee: Gaian Shengfa Oil Co ltd
Current assignee: Gaian Shengfa Oil Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-08-12
Anticipated expiration: 2042-05-27
Also published as: CN114887688B

Abstract

The invention relates to a raw grain cleaning device, in particular to a raw grain cleaning device capable of accurately controlling the processing amount of rice. The utility model provides a but the former grain cleaning device of accurate control rice processingamount that people can accurate control rice get into the volume of processing to can make the convenient collection of the automatic roll-off of impurity. The invention provides a raw grain cleaning device capable of accurately controlling the processing amount of rice, which comprises an outer frame, a charging barrel, a first filter sieve, handles and the like, wherein the left upper part of the outer frame is connected with the charging barrel through a bolt, the bottom of the charging barrel is provided with a discharge hole, the front side and the rear side of the lower part of the outer frame are connected with the handles in a sliding mode, and the first filter sieve is arranged between the handles. When the motor works, the first notch gear can intermittently drive the first full gear to rotate, so that the material blocking piece continuously rotates, and the material outlet can be intermittently blocked.

Description

Can accurate control rice processingamount's unprocessed food grains cleaning device

Technical Field

The invention relates to a raw grain cleaning device, in particular to a raw grain cleaning device capable of accurately controlling the processing amount of rice.

Background

In the rice course of working, need clear up the processing to unprocessed food grains, need clear up out the granule impurity and other impurity in the unprocessed food grains, generally adopt cleaning equipment to operate.

The patent publication No. CN214416464U is a raw grain cleaning device for rice processing, which comprises a cleaning box, wherein a feed hopper is embedded in the top end of the cleaning box, a through groove is formed in the middle of the cleaning box, a screen frame is connected to the inside of the through groove in a sliding manner, a screen mesh is embedded in the screen frame, an extrusion mechanism is arranged at one end of the screen frame, and a pushing mechanism is arranged at the other end of the screen frame; the extrusion mechanism comprises a pressing plate, the pressing plate is in sliding connection with a groove formed in one end of the through groove, a first spring is fixedly arranged on one side of the pressing plate, and one end of the first spring is fixedly connected with the groove wall on one side of the through groove.

Put into unprocessed food grains toward clearing up the incasement, unprocessed food grains filter the back through the reel, unprocessed food grains after the filtration fall into the bottom of clearing up the case and flow from the discharge gate through the reel, impurity in the unprocessed food grains is long-pending there is the reel top, when a large amount of impurity is stored up at the reel top, clearance impurity need be taken off the reel, can know from the above-mentioned, when taking out impurity, need people's manual taking off, and unprocessed food grains belong to that the persistence gets into, the unable accurate control unprocessed food grains of people get into the volume of processing, thereby can influence the effect of clearance, research and develop the volume that people can accurate control rice entering processing now, and can make the convenient unprocessed food grains cleaning device of accurate control rice processingquantity who collects of the automatic roll-off of impurity.

Disclosure of Invention

In order to overcome current rice processing and use former grain cleaning device, the volume that can't accurate control former grain gets into processing to can influence the shortcoming of the effect of clearance, the technical problem who solves: the utility model provides a but the former grain cleaning device of accurate control rice processingamount that people can accurate control rice get into the volume of processing to can make the convenient collection of the automatic roll-off of impurity.

The technical implementation scheme of the invention is as follows: the utility model provides a but former grain cleaning device of accurate control rice processingamount, including the frame, the charging bucket, first filter sieve, the handle, accuse volume mechanism and rescreen weighing mechanism, there is the charging bucket frame upper left portion through bolted connection, the charging bucket bottom is from taking the discharge gate, the equal slidingtype in both sides is connected with the handle around the frame lower part, be equipped with first filter sieve between the handle, frame upper left portion rear side is equipped with the accuse volume mechanism that is used for controlling the volume that the rice dropped downwards, the frame lower part is equipped with rescreen weighing mechanism that can carry out the rice screening by the secondary.

As the improvement of above-mentioned scheme, accuse volume mechanism is including the retainer plate, including a motor, an end cap, a controller, and a cover plate, first notch gear, first full gear, first pivot, keep off material spare and first slide rail, there is the retainer plate upper side at frame left rear portion through bolted connection, be equipped with the motor in the retainer plate, the frame is worn into by the output shaft of motor, the key connection has first notch gear on the output shaft of motor, there is first slide rail left upper portion at the rear side in the frame through bolted connection, the upper left portion rotary type of frame rear side is connected with first pivot, first pivot is located the retainer plate top, be equipped with first full gear on the first pivot, first full gear and the meshing of first notch gear, the anterior welding of first pivot has fender material spare, it connects to keep off material spare rear portion and first slidingtype slide rail.

As the improvement of above-mentioned scheme, the rescreen weighing mechanism is including the second slide rail, first slider, first spring, second filter sieve and ware of weighing, the equal front and back symmetrical welding of the left and right sides of lower part has the second slide rail in the frame, two second slide rails on left are less than two second slide rails on right side a little bit, equal sliding connection has first slider on the second slide rail, all be equipped with first spring between the diapire in first slider bottom and the second slide rail, the welding has the second filter sieve between the first slider, there is the ware of weighing frame left lower part through bolted connection.

As the improvement of above-mentioned scheme, still including preventing that the stifled mechanism of jam appears in the loading bucket, prevent that stifled mechanism is first to dial the piece, the second slider, strike pole and second spring, the welding has first in the first pivot to dial the piece, first is dialled the piece and is located first full gear front side, open in the left side on upper portion behind the frame has two first spouts, first spout is located the first pivot left and right sides respectively, equal sliding connection has the second slider on the first spout, all be equipped with on the second slider and strike the pole, all be equipped with the second spring between one side that the second slider is close to each other and the frame.

As the improvement of above-mentioned scheme, still including the reciprocating vibration mechanism that can constantly shake to the second filter sieve, reciprocating vibration mechanism is including the belt pulley, the flat belt, the second pivot, the piece and first fixed block are dialled to the second, and frame left side lower part rotary type is connected with the second pivot, all is equipped with the belt pulley on second pivot rear portion and the motor output shaft, around having the flat belt between the belt pulley, both sides all are connected with the second around the second pivot and dial the piece, and both sides all are connected with first fixed block around the second filter sieve left part.

As an improvement of the proposal, the device also comprises a swing mechanism which can automatically drive the first filter screen to swing left and right, the swing mechanism comprises a second notch gear, a second full gear and a fixed shaft, the connecting rod, third slider and third spring, second pivot rear portion key connection has second breach gear, second breach gear is located the belt pulley rear side, the rotary type at frame left rear portion is connected with the fixed axle, the fixed axle is located second pivot right part, the fixed axle rear portion is connected with the full gear of second, second full gear and the meshing of second breach gear, open the second spout in frame right side lower part rear side, the gliding style is connected with the third slider on the second spout, the handle of third slider and rear side is connected, be connected with the third spring between third slider right side and the frame, the gliding style is connected with the connecting rod on the handle at rear portion, all be connected with the connecting rod on the fixed axle, two connecting rod rotary types are connected.

As the improvement of above-mentioned scheme, still including the guiding mechanism that can lead impurity, guiding mechanism is including second fixed block, dead lever and deflector, and both sides all are connected with the second fixed block around the right part in the frame, are equipped with the dead lever between the second fixed block, are connected with the deflector on the dead lever.

As an improvement of the scheme, the first filter sieve is arranged in a left-high-right mode.

The beneficial effects are that: 1. when the motor works, the first notch gear can intermittently drive the first full gear to rotate, so that the material blocking part continuously rotates, the material outlet can be intermittently blocked, and the amount of raw grains falling downwards to be processed can be accurately controlled, so that the raw grains can be intermittently screened and cleaned.

2. According to the invention, under the action of the first filter sieve, the raw grains are primarily screened, and then secondary screening is carried out through the second filter sieve, so that the rice and other impurities in the raw grains are conveniently cleaned, the cleaning efficiency is improved, and the impurities can automatically slide out to be convenient for people to collect.

3. According to the invention, the first toggle piece is driven to rotate by the first rotating shaft, so that the first toggle piece alternately extrudes the left knocking rod and the right knocking rod, and the knocking rods alternately and continuously knock the charging barrel, thereby avoiding the charging barrel from being blocked.

Drawings

Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.

Fig. 2 is a perspective view of a second perspective structure according to the present invention.

Fig. 3 is a schematic view of the present invention in a partially cut-away perspective structure.

Fig. 4 is a schematic perspective view of the quantity control mechanism of the present invention.

Fig. 5 is a schematic partial perspective view of the quantity control mechanism of the present invention.

Fig. 6 is a schematic perspective view of a rescreening weighing mechanism of the present invention.

Fig. 7 is a schematic view of a part of a cross-sectional perspective structure of the rescreening weighing mechanism of the present invention.

Fig. 8 is a schematic perspective view of the anti-blocking mechanism of the present invention.

Fig. 9 is a schematic perspective view of a part of the anti-blocking mechanism of the present invention.

Fig. 10 is a schematic perspective view of the vibration mechanism of the present invention.

Fig. 11 is a schematic sectional perspective view of the vibration mechanism of the present invention.

Fig. 12 is a schematic perspective view of the swing mechanism of the present invention.

Fig. 13 is a schematic perspective view of a part of the swing mechanism of the present invention.

Fig. 14 is a perspective view of the guide mechanism of the present invention.

Fig. 15 is a schematic perspective view of a part of the guide mechanism of the present invention.

Labeled as: 1. an outer frame, 2, a charging bucket, 3, a first filter sieve, 31, a handle, 4, a quantity control mechanism, 41, a fixed ring, 42, a motor, 43, a first notch gear, 44, a first full gear, 45, a first rotating shaft, 46, a material blocking part, 47, a first slide rail, 5, a re-screening weighing mechanism, 51, a second slide rail, 52, a first slide block, 53, a first spring, 54, a second filter sieve, 55, a weighing device, 6, an anti-blocking mechanism, 61, a first stirring part, 62, a first chute, 63, a second slide block, 64, a knocking rod, 65, a second spring, 7, a vibrating mechanism, 71, a belt pulley, 72, a flat belt, 73, a second rotating shaft, 74, a second stirring part, 75, a first fixed block, 8, a swinging mechanism, 81, a second notch gear, 82, a second full gear, 83, a fixed shaft, 84, a connecting rod, 85, a third slide block, 86 and a third spring, 87. second spout, 9, guiding mechanism, 91, second fixed block, 92, dead lever, 93, deflector.

Detailed Description

The invention is further illustrated by the following specific examples in which, unless otherwise explicitly stated and limited, terms such as: the arrangement, mounting, connection should be understood broadly, for example, they may be fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides a but former grain cleaning device of accurate control rice processingamount, as shown in fig. 1-3, including frame 1, loading bucket 2, first filter sieve 3, handle 31, accuse volume mechanism 4 and rescreen weighing mechanism 5, there is loading bucket 2 frame 1 upper left portion through bolted connection, be used for the dress rice, loading bucket 2 bottom is from taking the discharge gate, frame 1 lower part front and back both sides all sliding type are connected with handle 31, be equipped with first filter sieve 3 between the handle 31, handle 31 makes things convenient for people to remove first filter sieve 3, it can realize screening the rice to remove about first filter sieve 3, first filter sieve 3 is the setting of height from the left to the right, frame 1 upper left portion rear side is equipped with the accuse volume mechanism 4 that is used for controlling the volume that the rice dropped downwards, frame 1 lower part is equipped with rescreen weighing mechanism 5 that can carry out the rice screening by the secondary.

As shown in fig. 1-5, the quantity control mechanism 4 includes a fixing ring 41, a motor 42, a first notch gear 43, a first full gear 44, a first rotating shaft 45, a material blocking member 46 and a first slide rail 47, the upper side of the left rear portion of the outer frame 1 is connected with the fixing ring 41 through a bolt, the motor 42 is arranged in the fixing ring 41, the output shaft of the motor 42 penetrates into the outer frame 1, the output shaft of the motor 42 is connected with the first notch gear 43 in a key manner, the output shaft of the motor 42 rotates to drive the first notch gear 43 to rotate, the left upper portion of the rear side in the outer frame 1 is connected with the first slide rail 47 through a bolt, the left upper portion of the rear side of the outer frame 1 is rotatably connected with the first rotating shaft 45, the first rotating shaft 45 is located above the fixing ring 41, the first full gear 44 is arranged on the first rotating shaft 45, the first full gear 44 is meshed with the first notch gear 43, the first notch gear 43 rotates to intermittently drive the first full gear 44 to rotate, the front part of the first rotating shaft 45 is welded with a material blocking part 46, the material blocking part 46 can block the position of a material outlet, the rear part of the material blocking part 46 is connected with a first sliding rail 47 in a sliding mode, and the first sliding rail 47 can play a role in guiding the material blocking part 46.

As shown in fig. 2, 6 and 7, the rescreening and weighing mechanism 5 comprises a second slide rail 51 and a first slide block 52, first spring 53, second filter sieve 54 and weigher 55, the equal front and back symmetrical welding of the left and right sides of lower part has second slide rail 51 in frame 1, two left second slide rails 51 are slightly less than two second slide rails 51 on right side, equal sliding connection has first slider 52 on the second slide rail 51, second slide rail 51 can lead to first slider 52, all be equipped with first spring 53 between bottom of first slider 52 and the bottom wall in the second slide rail 51, first spring 53 can drive first slider 52 and remove the reset, the welding has second filter sieve 54 between first slider 52, second filter sieve 54 reciprocates and can carry out the secondary screening to the rice, second filter sieve 54 is the high setting in the low right side in a left side, frame 1 left lower part has weigher 55 through bolted connection, be used for weighing the rice.

In the rice processing process, raw grains need to be cleaned, the raw grains contain a lot of impurities, the raw grains can be poured into the charging barrel 2 firstly, the material blocking part 46 blocks the discharge port, therefore, the raw grains cannot fall downwards, the collecting frame is placed under the second filter sieve 54, then the motor 42 can be started, the output shaft of the motor 42 rotates to drive the first notch gear 43 to rotate, when the first notch gear 43 is meshed with the first full gear 44, the first full gear 44 is driven to rotate anticlockwise, the first full gear 44 rotates anticlockwise to drive the material blocking part 46 to rotate anticlockwise, after the material blocking part 46 rotates anticlockwise and the discharge port is separated, the raw grains fall downwards onto the first filter sieve 3 through the discharge port at the moment, when the first notch gear 43 is not meshed with the first full gear 44, the material blocking part 46 rotates clockwise to reset due to self gravity, and then the first rotating shaft 45 rotates clockwise to reset, so the raw grain can intermittently fall onto the first filter sieve 3, then people can move the first filter sieve 3 left and right by holding the handle 31 with hands, so the first filter sieve 3 can carry out primary screening on the raw grain, impurities can be remained on the first filter sieve 3, the raw grain can slide out rightward due to the high-left and low-right arrangement of the first filter sieve 3, so that people can conveniently collect the impurities, the screened raw material can fall downwards onto the second filter sieve 54, people can use tools to continuously extrude the second filter sieve 54 downwards, the second filter sieve 54 moves downwards to drive the first sliding block 52 to move downwards, the first spring 53 is compressed, after the second filter sieve 54 is loosened, the second filter sieve 54 is driven to move upwards to reset under the action of the first spring 53, the second filter sieve 54 continuously moves upwards and moves upwards to realize secondary screening on the raw grain, the filtering holes of the second filtering screen 54 are relatively small, and secondary screening is performed through the second filtering screen 54, so that the material flow is on the second filtering screen 54, and relatively fine particles can fall downwards into the collecting frame for collection, and because the second filtering screen 54 is arranged in a left-low and right-high mode, some screened raw materials can slide leftwards into the weighing device 55 for collection, and the weighing device 55 can weigh the raw materials, so that people can collect the raw materials in equal amount, and the motor 42 is turned off when the material flow is not used; operation more than repeated can realize people and can accurate control the volume that raw grain got into processing at every turn, conveniently carries out the ration screening to raw grain, improves screening efficiency.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, 2, 3, 8 and 9, the anti-blocking device 6 for preventing the charging barrel 2 from being blocked is further included, the anti-blocking device 6 includes a first toggle member 61, a second slider 63, a knocking lever 64 and a second spring 65, the first toggle member 61 is welded on the first rotating shaft 45, the first toggle member 61 is located at the front side of the first full gear 44, two first sliding grooves 62 are formed at the left side of the upper rear portion of the outer frame 1, the first sliding grooves 62 are respectively located at the left and right sides of the first rotating shaft 45, the second slider 63 is slidably connected to the first sliding grooves 62, the second slider 63 can slide on the first sliding grooves 62, the knocking lever 64 is arranged on the second slider 63, the first toggle member 61 intermittently extrudes the knocking lever 64 when rotating, the knocking lever 64 moves left and right to knock the charging barrel 2, the charging barrel 2 can be prevented from being blocked, the second spring 65 is arranged between the side of the second slider 63, which is close to the outer frame 1, the second spring 65 can drive the second slide block 63 to move and reset.

First pivot 45 rotates and can drive first stirring piece 61 and rotate, first stirring piece 61 rotates and extrudes when beating pole 64, can make beating pole 64 move to the one side of keeping away from first stirring piece 61, second slider 63 also removes thereupon, second spring 65 is stretched, when first stirring piece 61 does not extrude beating pole 64, under second spring 65's effect, can drive second slider 63 and beat pole 64 and remove the reset to the one side that is close to first stirring piece 61, beating pole 64 can beat charging barrel 2 this moment, the operation more than repeated can realize the alternating constantly beats charging barrel 2, thereby shake charging barrel 2, avoid charging barrel 2 the jam condition to appear, improve the efficiency of unloading.

As shown in fig. 2, 10 and 11, the filter device further includes a vibrating mechanism 7 capable of continuously vibrating the second filter screen 54, the vibrating mechanism 7 includes a belt pulley 71, a flat belt 72, a second rotating shaft 73, a second stirring member 74 and a first fixing block 75, the lower left portion of the outer frame 1 is rotatably connected with the second rotating shaft 73, the belt pulley 71 is disposed on the rear portion of the second rotating shaft 73 and on the output shaft of the motor 42, the flat belt 72 is wound between the belt pulleys 71, the output shaft of the motor 42 can drive the second rotating shaft 73 to rotate through the belt pulley 71 and the flat belt 72, the second stirring member 74 is connected to the front and rear sides of the second rotating shaft 73, the second rotating shaft 73 can drive the second stirring member 74 to rotate, the front and rear sides of the left portion of the second filter screen 54 are connected with the first fixing block 75, and the second stirring member 74 rotates to intermittently extrude the first fixing block 75.

The output shaft of the motor 42 can drive the second rotating shaft 73 to rotate through the belt pulley 71 and the flat belt 72, the second rotating shaft 73 can drive the second stirring piece 74 to rotate, the second stirring piece 74 rotates to intermittently extrude the first fixed block 75, when the second stirring piece 74 extrudes the first fixed block 75, the first fixed block 75 and the second filter sieve 54 can be automatically driven to move downwards, when the second stirring piece 74 does not extrude the first fixed block 75, the second filter sieve 54 can automatically move upwards to reset, the operation can be repeated to automatically enable the second filter sieve 54 to continuously move upwards and downwards, so that a manual hand tool is not needed, and the second filter sieve 54 can move upwards and downwards to filter raw materials.

As shown in fig. 2, 12 and 13, the filter device further comprises a swing mechanism 8 capable of automatically driving the first filter sieve 3 to swing left and right, the swing mechanism 8 comprises a second notch gear 81, a second full gear 82, a fixed shaft 83, a connecting rod 84, a third slider 85 and a third spring 86, the rear portion of the second rotating shaft 73 is connected with the second notch gear 81 by a key, the second notch gear 81 is located at the rear side of the belt pulley 71, the left rear portion of the outer frame 1 is rotatably connected with the fixed shaft 83, the fixed shaft 83 is located at the right portion of the second rotating shaft 73, the rear portion of the fixed shaft 83 is connected with the second full gear 82, the second full gear 82 is meshed with the second notch gear 81, the second notch gear 81 rotates to intermittently drive the second full gear 82 to rotate, the rear side of the right lower portion of the outer frame 1 is provided with a second sliding groove 87, the second sliding groove 87 is slidably connected with a third slider 85, the third slider 85 is connected with the handle 31 at the rear side, be connected with third spring 86 between third slider 85 right side and the frame 1, third spring 86 can drive third slider 85 and remove and reset, and the handle 31 at rear portion is last to rotate and is connected with connecting rod 84, all is connected with connecting rod 84 on the fixed axle 83, and two connecting rod 84 rotary type are connected, and fixed axle 83 rotates and drives handle 31 through two connecting rod 84 and remove.

The second rotating shaft 73 rotates to drive the second notch gear 81 to rotate, when the second notch gear 81 is meshed with the second full gear 82, the second full gear 82 drives the fixed shaft 83 and the connecting rod 84 to rotate, so as to drive the handle 31 and the third sliding block 85 at the rear part to move rightwards, the third spring 86 is compressed, and further the first filter screen 3 moves rightwards, when the second notch gear 81 is separated from the second full gear 82, the third sliding block 85 and the handle 31 at the rear part are driven to move leftwards to reset under the action of the third spring 86, so that the first filter screen 3 moves leftwards to reset, and therefore the effect that the first filter screen 3 automatically moves leftwards and rightwards to swing can be achieved, manual operation is not needed, and time and labor are saved.

As shown in fig. 1, 2, 14 and 15, the impurity guide device further comprises a guide mechanism 9 capable of guiding impurities, wherein the guide mechanism 9 comprises a second fixing block 91, a fixing rod 92 and a guide plate 93, the front side and the rear side of the right part in the outer frame 1 are respectively connected with the second fixing block 91, the fixing rod 92 is arranged between the second fixing blocks 91, the guide plate 93 is connected to the fixing rod 92, and the guide plate 93 is used for guiding the impurities.

The foreign substances are slid out rightward by the guide plate 93, so that the foreign substances are conveniently guided.

The embodiments described above are provided to enable persons skilled in the art to make or use the invention and that modifications or variations can be made to the embodiments described above by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of protection of the present invention is not limited by the embodiments described above but should be accorded the widest scope consistent with the innovative features set forth in the claims.

Claims

1. The utility model provides a but former grain cleaning device of accurate control rice processingamount, which is characterized by, including frame (1), charging bucket (2), first filter sieve (3), handle (31), accuse volume mechanism (4) and rescreen weighing mechanism (5), there is charging bucket (2) frame (1) upper left portion through bolted connection, charging bucket (2) bottom is from taking the discharge gate, frame (1) lower part front and back both sides all sliding connection have handle (31), be equipped with first filter sieve (3) between handle (31), frame (1) upper left portion rear side is equipped with accuse volume mechanism (4) that are used for controlling the volume that the rice dropped downwards, frame (1) lower part is equipped with rescreen weighing mechanism (5) that can carry out the rice screening twice.

2. The unprocessed grain cleaning device capable of accurately controlling the processing amount of rice according to claim 1, wherein the amount control mechanism (4) comprises a fixed ring (41), a motor (42), a first notch gear (43), a first full gear (44), a first rotating shaft (45), a material blocking member (46) and a first sliding rail (47), the upper side of the left rear part of the outer frame (1) is connected with the fixed ring (41) through a bolt, the motor (42) is arranged in the fixed ring (41), the output shaft of the motor (42) penetrates into the outer frame (1), the output shaft of the motor (42) is in key connection with the first notch gear (43), the left upper part of the rear side in the outer frame (1) is connected with the first sliding rail (47) through a bolt, the left upper part of the rear side of the outer frame (1) is in rotating connection with the first rotating shaft (45), the first rotating shaft (45) is positioned above the fixed ring (41), the first full gear (44) is arranged on the first rotating shaft (45), the first full gear (44) is meshed with the first notch gear (43), the front part of the first rotating shaft (45) is welded with a material blocking part (46), and the rear part of the material blocking part (46) is connected with the first sliding rail (47) in a sliding manner.

3. The unprocessed grain cleaning device capable of accurately controlling the processing amount of rice according to claim 1, wherein the re-screening and weighing mechanism (5) comprises a second slide rail (51), a first slide block (52), a first spring (53), a second filter sieve (54) and a weighing device (55), the second slide rail (51) is symmetrically welded on the front and back of the left side and the right side of the inner lower portion of the outer frame (1), the two second slide rails (51) on the left side are slightly lower than the two second slide rails (51) on the right side, the first slide block (52) is connected on the second slide rails (51) in a sliding manner, the first spring (53) is arranged between the bottom of the first slide block (52) and the inner bottom wall of the second slide rails (51), the second filter sieve (54) is welded between the first slide blocks (52), and the weighing device (55) is connected on the left lower portion of the outer frame (1) through bolts.

4. The unprocessed food grain cleaning device capable of accurately controlling the processing amount of the rice as claimed in claim 3, characterized by, still including preventing stifled mechanism (6) that jam appears in storage bucket (2), stifled mechanism (6) is first to dial piece (61), second slider (63), strike pole (64) and second spring (65), the welding has first to dial piece (61) on first pivot (45), first is dialled and is located first full gear (44) front side, open on the left side of frame (1) back upper portion has two first spouts (62), first spout (62) are located first pivot (45) left and right sides respectively, all slidingtype are connected with second slider (63) on first spout (62), all be equipped with on second slider (63) and strike pole (64), all be equipped with second spring (65) between one side that second slider (63) are close to each other and frame (1).

5. The unprocessed grain cleaning device capable of accurately controlling the processing amount of the rice as claimed in claim 4, characterized by further comprising a vibrating mechanism (7) capable of continuously vibrating the second filter sieve (54), wherein the vibrating mechanism (7) comprises a belt pulley (71), a flat belt (72), a second rotating shaft (73), a second stirring member (74) and a first fixing block (75), the second rotating shaft (73) is rotatably connected to the lower left part of the outer frame (1), the belt pulley (71) is arranged on the rear part of the second rotating shaft (73) and the output shaft of the motor (42), the flat belt (72) is wound between the belt pulleys (71), the second stirring member (74) is connected to the front side and the rear side of the second rotating shaft (73), and the first fixing block (75) is connected to the front side and the rear side of the left part of the second filter sieve (54).

6. The unprocessed rice cleaning device capable of accurately controlling the processing amount of rice according to claim 5, characterized by further comprising a swing mechanism (8) capable of automatically driving the first filter sieve (3) to swing left and right, wherein the swing mechanism (8) comprises a second notch gear (81), a second full gear (82), a fixed shaft (83), a connecting rod (84), a third slider (85) and a third spring (86), the rear part of the second rotating shaft (73) is connected with the second notch gear (81), the second notch gear (81) is positioned at the rear side of the belt pulley (71), the left rear part of the outer frame (1) is connected with the rotary fixed shaft (83), the fixed shaft (83) is positioned at the right part of the second rotating shaft (73), the rear part of the fixed shaft (83) is connected with the second full gear (82), the second full gear (82) is meshed with the second notch gear (81), the rear side of the right lower part of the outer frame (1) is provided with a second chute (87), the second sliding groove (87) is connected with a third sliding block (85) in a sliding mode, the third sliding block (85) is connected with a handle (31) on the rear side, a third spring (86) is connected between the right side of the third sliding block (85) and the outer frame (1), the handle (31) on the rear portion is connected with a connecting rod (84) in a rotating mode, the fixing shaft (83) is also connected with the connecting rod (84), and the two connecting rods (84) are connected in a rotating mode.

7. The unprocessed grain cleaning device capable of accurately controlling the processing amount of rice as claimed in claim 6, characterized by further comprising a guide mechanism (9) capable of guiding impurities, wherein the guide mechanism (9) comprises a second fixed block (91), a fixed rod (92) and a guide plate (93), the front side and the rear side of the right part in the outer frame (1) are respectively connected with the second fixed block (91), the fixed rod (92) is arranged between the second fixed blocks (91), and the guide plate (93) is connected on the fixed rod (92).

8. The unprocessed grain cleaning device capable of accurately controlling the processing amount of rice according to claim 3, wherein the first filter sieve (3) is arranged in a left-high and right-low manner.