CN112044493B - Multi-channel rice milling device for preventing endosperm from being damaged in rice processing and rice milling method thereof - Google Patents
Multi-channel rice milling device for preventing endosperm from being damaged in rice processing and rice milling method thereof Download PDFInfo
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- CN112044493B CN112044493B CN202010864086.8A CN202010864086A CN112044493B CN 112044493 B CN112044493 B CN 112044493B CN 202010864086 A CN202010864086 A CN 202010864086A CN 112044493 B CN112044493 B CN 112044493B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B3/00—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B3/00—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming
- B02B3/04—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming by means of rollers
- B02B3/045—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming by means of rollers cooperating rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B7/00—Auxiliary devices
- B02B7/02—Feeding or discharging devices
Abstract
The invention discloses a multi-channel rice milling device for preventing endosperm from being damaged in rice processing and a rice milling method thereof, belonging to the technical field of rice processing. According to the multi-channel rice milling device and the multi-channel rice milling method for preventing endosperm damage in rice processing, rice can be milled for multiple times through the first-stage rice milling mechanism and the second-stage rice milling bin, so that the rice milling effect is good, endosperm is not easy to damage, and the rice milling quality is greatly improved.
Description
Technical Field
The invention relates to the technical field of rice processing, in particular to a multi-channel rice milling device for preventing endosperm damage in rice processing and a rice milling method thereof.
Background
Rice (Rice) is a finished product made of Rice through the procedures of cleaning, hulling, milling and finishing, and contains nearly 64% of nutrient substances in Rice and more than 90% of nutrient elements required by human body, and is a main food for people in most regions of China.
The pure brown rice obtained by husking and separating the paddy rice has more fiber on the surface cortex, which affects the eating quality. The rice milling is a process of milling the husk of the brown rice to form rice. Milling the rice mechanically by using a scale for milling off the skin layer under the mechanical action; the chemical rice milling is called as chemical rice milling, in which brown rice is soaked in a chemical solvent to soften the cortex, the cortex and fat contained in the brown rice are dissolved in the solvent, and the cortex is milled under a light mechanical action.
The rice milling device adopted in the prior rice processing has the advantages that endosperm is easy to damage and the rice milling effect is poor in the rice milling process, so that the rice milling quality is greatly reduced.
Disclosure of Invention
The invention aims to provide a multi-channel rice milling device for preventing endosperm from being damaged in rice processing and a rice milling method thereof.
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-channel rice milling device for preventing endosperm from being damaged in rice processing comprises a rice milling box, wherein a feed hopper is arranged at the top of the rice milling box, a discharge port is formed in the bottom of the rice milling box, a bran outlet is formed in the side face of the rice milling box, a drainage plate is arranged on the inner side of the rice milling box, the rice milling box is divided into a first-stage rice milling bin at the upper end and a second-stage rice milling bin at the lower end through the drainage plate, a first-stage rice milling mechanism is arranged in the first-stage rice milling bin, a second-stage rice milling mechanism is arranged in the second-stage rice milling bin, a support is arranged on the inner wall of the second-stage rice milling bin, a bran removing fan is arranged on the support through bolts, and the air outlet of the bran removing fan faces the bran outlet;
the first-stage rice milling mechanism comprises a case, a rotating shaft A, a rice milling roller A, a rotating shaft B and a rice milling roller B, wherein the rotating shaft A and the rotating shaft B are arranged on the inner side of the case, the rice milling roller A is installed on the rotating shaft A, the rice milling roller B is installed on the rotating shaft B, the rotating shaft A and the rotating shaft B are both driven to rotate through a driving mechanism, the driving mechanism comprises a driving motor A, a gear B, a gear C, a supporting shaft and a fixed box, an output shaft of the driving motor A is connected with the rotating shaft A through a coupler, the gear A is installed on the rotating shaft A and meshed with the gear B, the gear B is installed on the inner side of the fixed box through the supporting shaft, the gear B is meshed with the gear C, and the gear C is installed on the rotating shaft B;
second grade husk rice mechanism includes husk rice platform, lift husk rice board A and lift husk rice board B, the both sides of husk rice platform are provided with lift husk rice board A and lift husk rice board B respectively, lift husk rice board A and lift husk rice board B all go up and down through the elevating system drive, elevating system includes crane, driving motor B, rotation axis C, gear D and rack, lift husk rice board A and lift husk rice board B all install on the crane, driving motor B is installed in the outside of crane, driving motor B's output shaft has rotation axis C, install gear D on the rotation axis C, gear D and rack toothing, the rack is installed on the inner wall in second grade mill rice bin.
Furthermore, a cover plate is arranged on the lower surface of the case, one end of the cover plate is movably connected to the case through a rotating shaft, and the other end of the cover plate is installed on the case through a hydraulic cylinder.
Furthermore, rice milling tooth blocks for milling rice are arranged on the rice milling platform, the lifting rice milling plate A and the lifting rice milling plate B at equal intervals.
According to another aspect of the invention, a rice milling method adopting a plurality of rice milling devices for preventing endosperm from being damaged in rice processing comprises the following steps:
s1: rice to be milled enters the machine box through the feed hopper, the driving motor A is started and drives the rotating shaft A and the gear A to rotate, and the gear A is meshed with the gear B and the gear B is meshed with the gear C, so that the gear A rotates to drive the gear B, the gear C and the rotating shaft B to rotate along with the gear A, the rice milling roller A and the rice milling roller B rotate in opposite directions, and the rice is kneaded back and forth through the rice milling roller A and the rice milling roller B which rotate in opposite directions, so that preliminary rice milling operation is completed;
s2: after the rice is primarily milled, the cover plate is driven by the hydraulic cylinder to rotate to an inclined state under the supporting action of the rotating shaft, and at the moment, the primarily milled rice in the machine case flows out of the machine case and falls into the secondary rice milling bin under the drainage action of the drainage plate;
s3: the driving motor B is started and drives the rotating shaft C and the gear D to rotate, and the gear D is meshed with the rack and the rack is arranged on the inner wall of the secondary rice milling bin, so that the gear D drives the lifting frame to lift in the secondary rice milling bin in the rotating process so as to enable the lifting rice milling plate A and the lifting rice milling plate B to lift along with the lifting rice milling plate D, rice placed in gaps between the lifting rice milling plate A and the rice milling table and between the lifting rice milling plate B and the rice milling table is kneaded up and down through the lifting rice milling plate A and the lifting rice milling plate B, and then the operation of secondary rice milling is completed;
s4: after rice milling, the bran removing fan is started, rice is discharged through the discharge port under the action of self gravity, and rice bran is discharged through the bran outlet under the action of wind power.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to a multi-channel rice milling device for preventing endosperm from being damaged in rice processing and a rice milling method thereof, wherein rice to be milled enters a machine box through a feed hopper, a driving motor A is started to enable a rice milling roller A and a rice milling roller B to rotate reversely, the rice is kneaded back and forth through the rice milling roller A and the rice milling roller B which rotate reversely so as to finish primary rice milling operation, after primary rice milling of the rice, a hydraulic cylinder drives a cover plate to rotate to an inclined shape under the supporting action of a rotating shaft, at the moment, the primarily milled rice in the machine box flows out of the machine box and falls into a secondary rice milling bin under the drainage action of a drainage plate, the driving motor B is started to enable a gear D to drive a lifting frame to lift in the secondary rice milling bin in the rotating process so as to enable a lifting rice milling plate A and a lifting rice milling plate B to lift along with the lifting rice milling plate A, and the lifting rice milling plate B can vertically knead the rice placed in gaps between the lifting rice milling plate A and the rice milling platform and the lifting rice milling plate B, and then accomplish the operation of husk rice once more, after the husk rice, remove the chaff fan and start, the rice is discharged through the discharge gate under self action of gravity, and the rice bran is then discharged through going out the chaff mouth under the wind-force effect, can carry out multichannel husk rice operation to the rice through one-level husk rice mechanism and second grade mill rice storehouse, makes the husk rice effectual and not fragile endosperm, has improved the husk rice quality greatly.
Drawings
FIG. 1 is a schematic view of a multi-channel rice milling apparatus for preventing endosperm damage in rice processing according to the present invention;
FIG. 2 is a schematic cross-sectional view of a multi-channel rice milling device for preventing endosperm damage in rice processing according to the present invention;
FIG. 3 is a cross-sectional view of the first stage rice milling mechanism of the present invention;
FIG. 4 is a schematic view of a rice milling roller A mounted on a rotating shaft A of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of the present invention;
FIG. 6 is a schematic view of the two stage rice milling mechanism of the present invention;
FIG. 7 is a schematic view of the lift mechanism of the present invention;
FIG. 8 is a schematic view of the gear D of the present invention engaging a rack;
figure 9 is a schematic view of the crane of the present invention.
In the figure: 1. grinding the rice box; 11. a feed hopper; 12. a discharge port; 13. a bran outlet; 14. a first-stage rice grinding bin; 15. secondary rice grinding bin; 2. a drainage plate; 3. a first-stage rice milling mechanism; 31. a chassis; 32. a rotation axis A; 33. a rice milling roller A; 34. a rotation axis B; 35. a rice milling roller B; 4. a second-stage rice milling mechanism; 41. a rice milling platform; 411. milling a gear block; 42. lifting the rice milling plate A; 43. lifting the rice milling plate B; 5. a support; 51. a bran removing fan; 6. a drive mechanism; 61. driving a motor A; 62. a gear A; 63. a gear B; 64. a gear C; 65. a support shaft; 66. a fixed box; 7. a cover plate; 71. a rotating shaft; 72. a hydraulic cylinder; 8. a lifting mechanism; 81. a lifting frame; 82. driving a motor B; 83. a rotation axis C; 84. a gear D; 85. a rack.
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. 1-2, a multi-channel rice milling device for preventing endosperm damage in rice processing comprises a rice milling box 1, a feed hopper 11 is arranged at the top of the rice milling box 1, a discharge port 12 is arranged at the bottom of the rice milling box 1, a rice bran outlet 13 is arranged at the side surface of the rice milling box 1, rice to be milled enters a machine box 31 through the feed hopper 11, the rice is kneaded back and forth through a rice milling roller A33 and a rice milling roller B35 which rotate in opposite directions to complete primary rice milling operation, after the primary rice milling of the rice, a hydraulic cylinder 72 drives a cover plate 7 to rotate to an inclined shape under the supporting action of a rotating shaft 71, at the moment, the rice which is milled primarily in the machine box 31 flows out of the machine box 31 and falls into a secondary rice milling chamber 15 under the drainage action of a drainage plate 2, and the rice placed between a lifting rice milling plate A42 and a rice milling platform 41 and between a lifting rice milling plate B43 and the rice milling platform 41 can be kneaded up and down through lifting rice milling plate A42 and lifting rice milling plate B43, and then accomplish the operation of husk rice once more, after the husk rice, remove chaff fan 51 and start, the rice is discharged through discharge gate 12 under self action of gravity, the rice bran is then discharged through rice chaff mouth 13 under the wind-force effect, can carry out multichannel husk rice operation to the rice through one-level husk rice mechanism 3 and second grade rice milling storehouse 15, make the husk rice effectual and not fragile endosperm, the husk rice quality has improved greatly, the inboard of husk rice case 1 is provided with drainage plate 2, grind rice case 1 and divide into the one-level rice milling storehouse 14 of upper end and the second grade rice milling storehouse 15 of lower extreme through drainage plate 2, be provided with one-level husk rice mechanism 3 in the one-level rice milling storehouse 14, be provided with second grade rice milling mechanism 4 in the second grade rice milling storehouse 15, support 5 is installed to the inner wall of second grade rice milling storehouse 15, support 5 installs through the bolt and removes fan 51, the air outlet of removing chaff fan 51 is towards rice chaff mouth 13.
Referring to fig. 3-5, the first-stage rice milling mechanism 3 includes a cabinet 31, a rotation shaft a32, a rice milling roller a33, a rotation shaft B34 and a rice milling roller B35, the rotation shaft a32 and the rotation shaft B34 are disposed inside the cabinet 31, the rice milling roller a33 is mounted on the rotation shaft a32, the rice milling roller B35 is mounted on the rotation shaft B34, the rotation shaft a32 and the rotation shaft B34 are both driven to rotate by a driving mechanism 6, the driving mechanism 6 includes a driving motor a61, a gear a62, a gear B63, a gear C64, a support shaft 65 and a fixed box 66, an output shaft of the driving motor a61 is connected to the rotation shaft a32 through a coupling, a gear a62 is mounted on the rotation shaft a32, the gear a62 is meshed with the gear B63, the gear B63 is mounted inside the fixed box 66 through the support shaft 65, the gear B63 is meshed with the gear C64, the gear C64 is mounted on the rotation shaft B34, a cover 7 is disposed on the lower surface of the cabinet 31, and one end of the cover 7 is movably connected to the cabinet 31, the other end of the cover plate 7 is mounted on the machine case 31 through a hydraulic cylinder 72, rice to be milled enters the machine case 31 through the feed hopper 11, the driving motor A61 is started and drives the rotating shaft A32 and the gear A62 to rotate, as the gear A62 is meshed with the gear B63 and the gear B63 is meshed with the gear C64, the gear A62 rotates to drive the gear B63, the gear C64 and the rotating shaft B34 to rotate along with the gear A62, the rice milling roller A33 and the rice milling roller B35 rotate in the reverse direction, and the rice is kneaded back and forth through the rice milling roller A33 and the rice milling roller B35 which rotate in the reverse direction, so that preliminary rice milling operation is completed.
Referring to fig. 6-9, the second-stage rice milling mechanism 4 includes a rice milling platform 41, a lifting rice milling plate a42 and a lifting rice milling plate B43, the two sides of the rice milling platform 41 are respectively provided with a lifting rice milling plate a42 and a lifting rice milling plate B43, rice milling tooth blocks 411 for milling rice are arranged on the rice milling platform 41, the lifting rice milling plate a42 and the lifting rice milling plate B43 at equal intervals, the lifting rice milling plate a42 and the lifting rice milling plate B43 are driven to lift through a lifting mechanism 8, the lifting mechanism 8 includes a lifting frame 81, a driving motor B82, a rotating shaft C83, a gear D84 and a rack 85, the lifting rice milling plate a42 and the lifting rice milling plate B43 are both mounted on the lifting frame 81, the driving motor B82 is mounted on the outer side of the lifting frame 81, the output shaft of the driving motor B82 is connected with a rotating shaft C83, the rotating shaft C83 is mounted with a gear D84, the gear D84 is engaged with the gear D85, the gear D84 is mounted on the rack 85, the inner wall of the second-stage rice milling bin 15, the second-stage rice milling bin is primarily milled to the second-stage rice milling bin after primary rice milling and then falls into the second-stage rice milling bin 15, the driving motor B82 starts and drives the rotating shaft C83 and the gear D84 to rotate, the gear D84 is meshed with the rack 85, and the rack 85 is installed on the inner wall of the secondary rice milling bin 15, so the gear D84 can drive the lifting frame 81 to lift in the secondary rice milling bin 15 in the rotating process, further the lifting rice milling plate A42 and the lifting rice milling plate B43 lift along with the lifting rice milling plate, rice placed in gaps between the lifting rice milling plate A42 and the rice milling table 41 and between the lifting rice milling plate B43 and the rice milling table 41 can be rubbed up and down through the lifting rice milling plate A42 and the lifting rice milling plate B43, and further the rice milling operation is finished again.
In order to better show the implementation process of the multiple rice milling devices for preventing endosperm from being damaged in rice processing, the embodiment provides a rice milling method adopting the multiple rice milling devices for preventing endosperm from being damaged in rice processing, which comprises the following steps:
s1: rice to be milled enters the machine box 31 through the feed hopper 11, the driving motor A61 is started and drives the rotating shaft A32 and the gear A62 to rotate, and as the gear A62 is meshed with the gear B63 and the gear B63 is meshed with the gear C64, the gear A62 rotates to drive the gear B63, the gear C64 and the rotating shaft B34 to rotate along with the gear A62, so that the rice milling roller A33 and the rice milling roller B35 rotate in the opposite direction, and the rice is kneaded back and forth through the rice milling roller A33 and the rice milling roller B35 which rotate in the opposite direction, so that preliminary rice milling operation is completed;
s2: after the rice is primarily milled, the hydraulic cylinder 72 drives the cover plate 7 to rotate to an inclined state under the supporting action of the rotating shaft 71, and at the moment, the primarily milled rice in the case 31 flows out of the case 31 and falls into the secondary rice milling bin 15 under the drainage action of the drainage plate 2;
s3: the driving motor B82 starts and drives the rotating shaft C83 and the gear D84 to rotate, the gear D84 is meshed with the rack 85, and the rack 85 is installed on the inner wall of the secondary rice milling bin 15, so the gear D84 drives the lifting frame 81 to lift in the secondary rice milling bin 15 in the rotating process, further the lifting rice milling plate A42 and the lifting rice milling plate B43 lift along with the lifting rice milling plate A42 and the lifting rice milling plate B43, rice placed in gaps between the lifting rice milling plate A42 and the rice milling table 41 and between the lifting rice milling plate B43 and the rice milling table 41 is rubbed up and down through the lifting rice milling plate A42 and the lifting rice milling plate B43, and further the rice milling operation is completed again;
s4: after milling, a bran removing fan 51 is started, rice is discharged through a discharge port 12 under the action of the self gravity, and rice bran is discharged through a bran outlet 13 under the action of wind power.
In conclusion, the rice to be milled enters the machine case 31 through the feed hopper 11, the driving motor A61 is started to enable the rice milling roller A33 and the rice milling roller B35 to rotate reversely, the rice is kneaded back and forth through the rice milling roller A33 and the rice milling roller B35 which rotate reversely to complete primary rice milling, after primary rice milling of the rice, the hydraulic cylinder 72 drives the cover plate 7 to rotate to an inclined state under the supporting action of the rotating shaft 71, the rice which is milled primarily in the machine case 31 flows out of the machine case 31 and falls into the secondary rice milling bin 15 under the drainage action of the drainage plate 2, the driving motor B82 is started to enable the gear D84 to drive the lifting frame 81 to lift in the secondary rice milling bin 15 in the rotating process, so that the lifting rice milling plate A42 and the lifting rice milling plate B43 can lift along with the lifting rice milling plate A42 and the lifting rice milling plate B43, and the lifting rice milling plate A42 and the lifting rice milling plate B43 can be placed between the lifting plate A42 and the lifting platform 42 and the rice milling platform B43 to lift the rice milling platform Rice in the space between the platform 41 rubs up and down, and then accomplishes the operation of husk rice once more, and after the husk rice, remove chaff fan 51 and start, and the rice is discharged through discharge gate 12 under self action of gravity, and the rice bran is then discharged through rice bran outlet 13 under the wind-force effect, can carry out multichannel husk rice operation to the rice through one-level husk rice mechanism 3 and second grade rice grinding bin 15, makes the husk rice effectual and not fragile endosperm, has improved the husk rice quality greatly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (4)
1. A multi-channel rice milling device for preventing endosperm from being damaged in rice processing is characterized by comprising a rice milling box (1), the top of the rice milling box (1) is provided with a feed hopper (11), the bottom of the rice milling box (1) is provided with a discharge hole (12), a bran outlet (13) is arranged on the side surface of the rice milling box (1), a drainage plate (2) is arranged on the inner side of the rice milling box (1), the rice milling box (1) is divided into a first-stage rice milling bin (14) at the upper end and a second-stage rice milling bin (15) at the lower end through a drainage plate (2), a first-stage rice milling mechanism (3) is arranged in the first-stage rice milling bin (14), a second-stage rice milling mechanism (4) is arranged in the second-stage rice milling bin (15), a support (5) is installed on the inner wall of the secondary rice milling bin (15), a bran removing fan (51) is installed on the support (5) through a bolt, and an air outlet of the bran removing fan (51) faces a bran outlet (13);
one-level rice milling mechanism (3) includes quick-witted case (31), rotation axis A (32), rice milling roller A (33), rotation axis B (34) and rice milling roller B (35), the inboard of machine case (31) is provided with rotation axis A (32) and rotation axis B (34), install rice milling roller A (33) on rotation axis A (32), install rice milling roller B (35) on rotation axis B (34), rotation axis A (32) and rotation axis B (34) are all rotatory through actuating mechanism (6) drive, actuating mechanism (6) are including driving motor A (61), gear A (62), gear B (63), gear C (64), back shaft (65) and fixed case (66), the output shaft of driving motor A (61) has rotation axis A (32) through the coupling joint, install gear A (62) on rotation axis A (32), the gear A (62) is meshed with a gear B (63), the gear B (63) is installed on the inner side of a fixed box (66) through a supporting shaft (65), the gear B (63) is meshed with a gear C (64), and the gear C (64) is installed on a rotating shaft B (34);
second grade husk rice mechanism (4) are including husk rice platform (41), lift husk rice board A (42) and lift husk rice board B (43), the both sides of husk rice platform (41) are provided with lift husk rice board A (42) and lift husk rice board B (43) respectively, lift husk rice board A (42) and lift husk rice board B (43) all go up and down through elevating system (8) drive, elevating system (8) are including crane (81), driving motor B (82), rotation axis C (83), gear D (84) and rack (85), lift husk rice board A (42) and lift husk rice board B (43) are all installed on crane (81), driving motor B (82) are installed in the outside of crane (81), the output shaft of driving motor B (82) is connected with rotation axis C (83), install gear D (84) on rotation axis C (83), the gear D (84) is meshed with a rack (85), and the rack (85) is installed on the inner wall of the secondary rice grinding bin (15).
2. A multi-channel rice milling device for preventing endosperm damage in rice processing as claimed in claim 1, wherein a cover plate (7) is arranged on the lower surface of the case (31), one end of the cover plate (7) is movably connected to the case (31) through a rotating shaft (71), and the other end of the cover plate (7) is installed on the case (31) through a hydraulic cylinder (72).
3. A multi-channel rice milling device for preventing endosperm damage in rice processing as claimed in claim 1, wherein the rice milling platforms (41), the lifting rice milling plates A (42) and the lifting rice milling plates B (43) are provided with rice milling tooth blocks (411) at equal intervals for rice milling.
4. A rice milling method using a plurality of rice milling apparatuses for preventing endosperm damage in rice processing according to any one of claims 1 to 3, comprising the steps of:
s1: rice to be milled enters a machine box (31) through a feed hopper (11), a driving motor A (61) is started and drives a rotating shaft A (32) and a gear A (62) to rotate, the gear A (62) is meshed with a gear B (63), and the gear B (63) is meshed with a gear C (64), so that the gear A (62) rotates to drive the gear B (63), the gear C (64) and the rotating shaft B (34) to rotate along with the gear B (63), a rice milling roller A (33) and a rice milling roller B (35) rotate in the opposite direction, and the rice is kneaded back and forth through the rice milling roller A (33) and the rice milling roller B (35) which rotate in the opposite direction, so that the initial rice milling operation is completed;
s2: after the rice is primarily milled, the hydraulic cylinder (72) drives the cover plate (7) to rotate to an inclined state under the supporting action of the rotating shaft (71), and at the moment, the primarily milled rice in the case (31) flows out of the case (31) and falls into the secondary rice milling bin (15) under the drainage action of the drainage plate (2);
s3: a driving motor B (82) is started and drives a rotating shaft C (83) and a gear D (84) to rotate, the gear D (84) is meshed with a rack (85), and the rack (85) is installed on the inner wall of the secondary rice grinding bin (15), so that the gear D (84) drives a lifting frame (81) to lift in the secondary rice grinding bin (15) in the rotating process, and further a lifting rice grinding plate A (42) and a lifting rice grinding plate B (43) lift along with the lifting rice grinding plate A (42) and the lifting rice grinding plate B (43), and rice placed in gaps between the lifting rice grinding plate A (42) and a rice grinding table (41) and between the lifting rice grinding plate B (43) and the rice grinding table (41) is rubbed up and down through the lifting rice grinding plate A (42) and the lifting rice grinding plate B (43), and further the operation of re-grinding is completed;
s4: after rice milling, a bran removing fan (51) is started, rice is discharged through a discharge port (12) under the action of self gravity, and rice bran is discharged through a bran outlet (13) under the action of wind power.
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| CN203494542U (en) * | 2013-08-30 | 2014-03-26 | 四川省钟声机电设备制造有限公司 | Bran-removing rice husking machine |
| CN207385590U (en) * | 2017-09-05 | 2018-05-22 | 浙江中兴粮油有限公司 | A kind of brown rice milling device |
| CN107824244A (en) * | 2017-11-18 | 2018-03-23 | 中山诺顿科研技术服务有限公司 | A kind of good environment protection vertical rice mill of effect |
| CN209138825U (en) * | 2018-09-17 | 2019-07-23 | 天津市职业大学 | A kind of Chinese medicine milling apparatus |
| CN109225388A (en) * | 2018-09-18 | 2019-01-18 | 南县三缘米业有限公司 | A kind of rice processing high efficiency rice milling machine |
| CN210752926U (en) * | 2019-09-29 | 2020-06-16 | 江门市政混凝土有限公司 | Concrete processing waste recycling device |
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| CN112044493A (en) | 2020-12-08 |
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Denomination of invention: A multi pass rice milling device for preventing endosperm damage in rice processing and a rice milling method thereof Effective date of registration: 20221109 Granted publication date: 20211102 Pledgee: Development Zone sub branch of Anhui Hexian Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI HUAAN FOOD Co.,Ltd. Registration number: Y2022980021197 |
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