CN219356982U - Uniform feeding mechanism of grain and coarse separator for rice milling - Google Patents

Abstract

The utility model discloses a uniform feeding mechanism of a grain and brown rice separator for rice milling, which relates to the technical field of grain and brown rice separation and comprises a feeding hopper, a six-component bin and a discharging nozzle which are arranged from top to bottom, wherein the feeding hopper, the six-component bin and the discharging nozzle are communicated with each other; the utility model is based on the principle of a star feeder, and achieves the aim of uniform feeding by limiting the material distribution amount and limiting the discharging process of the grain mixture and combining the material shaking mode when discharging the constant grain mixture, thereby improving the grain and coarse separation efficiency.

Description

Uniform feeding mechanism of grain and coarse separator for rice milling

Technical Field

The utility model relates to the technical field of grain and brown rice separation, in particular to a uniform feeding mechanism of a grain and brown rice separator for milling rice.

Background

The rice milling refers to peeling and whitening brown rice by using mechanical force generated by mechanical equipment (rice huller), peeling grains (rice), and then separating brown rice and unhulled grains by feeding the primarily peeled grain mixture into a grain separator;

in the above process, it should be noted that: the separation efficiency of the grain separator is related to the amount of grain mixture transported thereon, and a balance exists between the two, namely: on the premise that the output power of the grain separator is constant, the separation efficiency is gradually reduced after the transmission amount of grain mixing reaches a peak value;

the actual value of the grain mixture entering the grain separator after the grains are dehulled by the mechanical equipment is not a constant value, for example, after the actual value of the grain mixture is higher than the peak value of the grain separator in a certain period of time, the separation effect of the grain separator on the grain mixture is greatly reduced, for example, the dehulled brown rice enters the rice huller again for secondary dehulling and is changed into broken rice;

the present application proposes a solution to the above technical problem.

Disclosure of Invention

The utility model aims to provide a uniform feeding mechanism of a grain and coarse separator for rice milling, which is used for solving the problem that the separation efficiency of a grain and coarse separator is greatly reduced after the actual input quantity of a grain mixture is larger than the operation peak value of the grain and coarse separator in the actual operation process.

The aim of the utility model can be achieved by the following technical scheme:

the uniform feeding mechanism of the grain and coarse separator for rice milling comprises a feeding hopper, a six-component bin and a discharging nozzle which are arranged from top to bottom, wherein the feeding hopper, the six-component bin and the discharging nozzle are communicated with each other, the six-component wheel is rotatably arranged at the central point position inside the six-component bin, and a central supporting rod is rotatably arranged inside the discharging nozzle;

the six-part bin and the discharge nozzle are respectively provided with a first motor and a second motor, and the output ends of the first motor and the second motor are respectively connected with the center point of the six-part wheel and the center support rod;

install a plurality of folded material pieces on the center branch, a plurality of folded material pieces are the linear equidistance setting along the length of center branch, and folded material piece is the slope form along vertical plane, adjacent position on folded material piece's incline direction is opposite.

Further provided is that: the two ends of the central supporting rod are provided with side blocking cones, and the two ends of the side blocking cones are respectively corresponding to the two ends of the inner wall of the discharging nozzle.

Further provided is that: the six-way wheel is characterized in that a material dividing plate is arranged at the tail end of the blade of the six-way wheel, the rotating direction of the six-way wheel is clockwise, and the outer curved surface of the material dividing plate is matched with the inner wall of the six-way bin.

Further provided is that: the automatic discharging device is characterized in that a sliding block is arranged at the bottom end of the inner wall of the discharging nozzle, a shaking plate is rotatably arranged on the sliding block, an outer driving gear disc is rotatably arranged at the outer position of the discharging nozzle, a third motor is arranged at the outer part of the discharging nozzle, and a belt is arranged between the output end of the third motor and the outer driving gear disc.

Further provided is that: one end of the shaking plate penetrates through the outside of the discharging nozzle, a driving gear is arranged at one end of the shaking plate, the center point of the driving gear and the center point of the external driving gear disc are arranged in a staggered mode, and the driving gear is meshed with the external driving gear disc;

a plurality of force discharging ports are formed in the gear groove of the inner curved surface of the outer driving gear disc.

The utility model has the following beneficial effects:

1. the utility model is based on a star feeder, uses a six-wheel to limit the discharge amount of the grain mixture in each end process, avoids the problem of reduced grain separation efficiency caused by simultaneous release of excessive grains, and synchronously utilizes the stacked sheets rotating at a uniform speed on the basis, thereby playing a role in reducing speed and conveying the grain mixture and achieving the purpose of further and uniform discharge;

2. in addition, in the grain mixture discharging process, the external driving gear plate and the driving gear drive the shaking plate to rotate, after the external driving gear plate rotates to a certain angle, the external driving gear plate cannot drive the shaking plate to rotate until a force unloading opening in the external driving gear plate corresponds to the driving gear, and then the shaking plate is made to reciprocate, so that the grain mixture is subjected to shaking treatment.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a uniform feeding mechanism of a rice husking separator according to the present utility model;

FIG. 2 is a split view of a uniform feeding mechanism of a rice husking separator according to the present utility model;

FIG. 3 is a front view of FIG. 2 in a uniform loading mechanism of a rice milling separator according to the present utility model;

FIG. 4 is a schematic view of the structure of the hexa-wheel and the stacking sheet component in the uniform feeding mechanism of the rice milling separator according to the present utility model;

fig. 5 is a schematic structural view of an external driving gear disc part in a uniform feeding mechanism of a rice husking separator according to the present utility model.

In the figure: 101. a feeding hopper; 102. six bins; 103. a discharge nozzle; 2. a first motor; 3. a second motor; 4. a six-part wheel; 401. dividing the material sheets; 5. an external drive gear disc; 501. a force unloading port; 6. a drive gear; 7. a slide block; 8. shaking the material plate; 9. a third motor; 10. a central strut; 11. stacking the material sheets; 12. a side plugging cone; 13. a belt.

Detailed Description

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

Example 1

In the grain-coarse separation operation, after the grain mixture discharged from the rice huller is discharged onto the grain-coarse separation screen, the grain mixture is subjected to separation treatment, for example, after the discharged grain mixture is higher than the maximum treatment peak value of the grain-coarse separator, the treatment efficiency of the discharged grain mixture is greatly reduced, so that the following technical scheme is provided:

referring to fig. 1 to 5, a uniform feeding mechanism of a grain and brown rice separator for rice milling in this embodiment includes a feeding hopper 101, a six-component bin 102 and a discharge nozzle 103 arranged from top to bottom, the feeding hopper 101, the six-component bin 102 and the discharge nozzle 103 are communicated with each other, a six-component wheel 4 is rotatably mounted at a central point position inside the six-component bin 102, and a central supporting rod 10 is rotatably mounted inside the discharge nozzle 103;

the outsides of the six-division bin 102 and the discharge nozzle 103 are respectively provided with a first motor 2 and a second motor 9, and the output ends of the first motor 2 and the second motor 9 are respectively connected with the center point of the six-division wheel 4 and the center supporting rod 10;

the center support rod 10 is provided with a plurality of material stacking sheets 11, the material stacking sheets 11 are linearly equidistantly arranged along the length of the center support rod 10, the material stacking sheets 11 are inclined along the vertical plane, the inclined directions of the material stacking sheets 11 on adjacent positions are opposite, the two ends of the center support rod 10 are provided with side plugging cones 12, the two ends of each side plugging cone 12 are respectively corresponding to the two ends of the inner wall of the discharging nozzle 103, the tail end positions of the blades of the six-division wheel 4 are provided with material dividing sheets 401, the rotating direction of the six-division wheel 4 is clockwise, and the outer curved surfaces of the material dividing sheets 401 are matched with the inner wall of the six-division bin 102.

Motion process: the six-wheel 4 is driven by the first motor 2 to orderly rotate based on the principle of a star feeder, and during each rotation stage, a quantitative grain mixture enters one of the chambers of the six-wheel 4 from the feeding hopper 101 until the quantitative grain mixture moves to the position of the discharge nozzle 103 and is discharged along the discharge nozzle 103;

in the above process, the second motor 9 is further utilized to drive the central supporting rod 10 to rotate, and then drive the plurality of stacking sheets 11 to rotate at a constant speed, so as to slow down the discharge speed of the grain mixture by utilizing the stacking sheets 11 which are mutually inclined, and uniformly discharge the grain mixture possibly stacked at one place, thereby achieving the purposes of quantitative and uniform discharge.

Example two

The embodiment is to further optimize and improve the discharging mode of the discharging nozzle in the first embodiment, and the concrete steps are as follows:

the material sliding block 7 is installed at the bottom end of the inner wall of the material discharging nozzle 103, the material shaking plate 8 is rotatably installed on the material sliding block 7, the outer driving gear disc 5 is rotatably installed at the outer position of the material discharging nozzle 103, the third motor 3 is arranged at the outer part of the material discharging nozzle 103, and a belt 13 is arranged between the output end of the third motor 3 and the outer driving gear disc 5.

One end of the shaking plate 8 penetrates through the outside of the discharging nozzle 103, a driving gear 6 is arranged at one end of the shaking plate 8, the center point of the driving gear 6 and the center point of the external driving gear disc 5 are arranged in a staggered mode, and the driving gear 6 is meshed with the external driving gear disc 5;

a plurality of force discharging ports 501 are formed in the gear groove of the inner curved surface of the outer driving gear plate 5.

The advantages are that: on the basis of the embodiment, the third motor 3 is started to drive the outer driving gear disc 5 to rotate at a constant speed, and when the outer driving gear disc 5 rotates, the driving gear 6 can be driven to rotate, and then the shaking plate 8 can be driven to turn upwards;

however, since the gear grooves in the external driving gear plate 5 are provided with the plurality of force discharging openings 501, after the external driving gear plate 5 rotates for a certain angle, until the force discharging openings 501 are corresponding to the position of the driving gear 6, the external driving gear plate 5 cannot drive the material shaking plate 8 to overturn upwards through the driving gear 6, and after the material shaking plate 8 loses a power source, the material shaking plate 8 is overturned downwards to restore to the original position under the action of gravity of the grain mixture until the external driving gear plate 5 continuously rotates, and the material shaking plate 8 is driven to overturn upwards again;

according to the operation process, the shaking plate 8 can be driven to reciprocate downwards or upwards, so that the shaking effect on the grain mixture is achieved, and the uniform feeding effect is further achieved.

To sum up: the discharge amount of grain mixture in each end process is limited by six-wheel based on a star feeder, the problem that grain separation efficiency is reduced due to simultaneous release of excessive grains is avoided, on the basis, the stacked material sheets rotating at a uniform speed are synchronously utilized, the purpose of further evenly discharging the grain mixture is achieved when the grain mixture is conveyed at a reduced speed, in the grain mixture discharging process, the external driving gear disc and the driving gear drive the shaking plate to rotate, after the external driving gear disc rotates to a certain angle, the external driving gear disc rotates until a force discharging opening in the external driving gear disc corresponds to the driving gear, at the moment, the external driving gear disc cannot drive the shaking plate to rotate, and then the shaking plate is enabled to reciprocate, so that the grain mixture is subjected to shaking treatment.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (5)

1. The uniform feeding mechanism of the grain and brown rice separator for rice milling comprises a feeding hopper (101), a six-component bin (102) and a discharging nozzle (103) which are arranged from top to bottom, and is characterized in that the feeding hopper (101), the six-component bin (102) and the discharging nozzle (103) are communicated with each other, a six-component wheel (4) is rotatably arranged at the central point position inside the six-component bin (102), and a central supporting rod (10) is rotatably arranged inside the discharging nozzle (103);

the six-part bin (102) and the discharge nozzle (103) are respectively provided with a first motor (2) and a second motor (9), and the output ends of the first motor (2) and the second motor (9) are respectively connected with the center point of the six-part wheel (4) and the center support rod (10);

install a plurality of folded material piece (11) on center branch (10), a plurality of folded material piece (11) are the linear equidistance setting along the length of center branch (10), and folded material piece (11) are the slope form along vertical plane, adjacent position on folded material piece (11) the inclination opposite direction.

2. The uniform feeding mechanism for a rice husked rice separator according to claim 1, wherein side plugging cones (12) are installed at two ends of the central supporting rod (10), and two ends of each side plugging cone (12) are respectively corresponding to two ends of the inner wall of the discharging nozzle (103).

3. The uniform feeding mechanism for a rice husked rice separator according to claim 1, wherein a material dividing plate (401) is mounted at the tail end of each blade of the six-way wheel (4), the rotation direction of the six-way wheel (4) is clockwise, and the outer curved surface of the material dividing plate (401) is matched with the inner wall of the six-way bin (102).

4. The uniform feeding mechanism of a rice husked rice separator according to claim 1, wherein a sliding block (7) is installed at the bottom end of the inner wall of the discharging nozzle (103), a shaking plate (8) is rotatably installed on the sliding block (7), an external driving gear disc (5) is rotatably installed at the external position of the discharging nozzle (103), a third motor (3) is arranged at the external part of the discharging nozzle (103), and a belt (13) is arranged between the output end of the third motor (3) and the external driving gear disc (5).

5. The uniform feeding mechanism for the rice milling grain separator according to claim 4, wherein one end of the shaking plate (8) penetrates through the outside of the discharge nozzle (103), a driving gear (6) is arranged at one end of the shaking plate (8), the center point of the driving gear (6) and the center point of the external driving gear disc (5) are arranged in a staggered manner, and the driving gear (6) is meshed with the external driving gear disc (5);

a plurality of force unloading openings (501) are formed in the gear groove of the inner curved surface of the outer driving gear disc (5).