CN110170349B - Rice processing equipment and working method thereof - Google Patents
Rice processing equipment and working method thereof Download PDFInfo
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- CN110170349B CN110170349B CN201910497980.3A CN201910497980A CN110170349B CN 110170349 B CN110170349 B CN 110170349B CN 201910497980 A CN201910497980 A CN 201910497980A CN 110170349 B CN110170349 B CN 110170349B
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 304
- 235000009566 rice Nutrition 0.000 title claims abstract description 304
- 238000012545 processing Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 22
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 303
- 230000007246 mechanism Effects 0.000 claims abstract description 198
- 235000013339 cereals Nutrition 0.000 claims abstract description 52
- 235000021329 brown rice Nutrition 0.000 claims abstract description 41
- 239000012535 impurity Substances 0.000 claims description 165
- 238000004140 cleaning Methods 0.000 claims description 96
- 238000003801 milling Methods 0.000 claims description 56
- 230000002087 whitening effect Effects 0.000 claims description 51
- 239000004575 stone Substances 0.000 claims description 33
- 238000005498 polishing Methods 0.000 claims description 23
- 238000012216 screening Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 238000007788 roughening Methods 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 210000002615 epidermis Anatomy 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000004464 cereal grain Substances 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 240000008042 Zea mays Species 0.000 claims description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 2
- 235000005822 corn Nutrition 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 description 17
- 239000000428 dust Substances 0.000 description 16
- 239000010813 municipal solid waste Substances 0.000 description 11
- 239000003638 chemical reducing agent Substances 0.000 description 8
- 238000013016 damping Methods 0.000 description 8
- 241001282160 Percopsis transmontana Species 0.000 description 7
- 210000003491 skin Anatomy 0.000 description 7
- 239000004744 fabric Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 229940045348 brown mixture Drugs 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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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
-
- 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
- B02B5/00—Grain treatment not otherwise provided for
- B02B5/02—Combined processes
-
- 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
-
- 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 relates to a rice processing device and a working method thereof, wherein the rice processing device comprises a control module, a woolen processing device and a polished rice processing device, wherein the woolen processing device and the polished rice processing device are controlled by the control module; wherein the woolen processing device is suitable for processing raw grain rice to obtain brown rice; the polished rice processing device is suitable for processing the brown rice to obtain qualified polished rice; the rice processing equipment disclosed by the invention can realize 25-30 ton rice processing in daily yield, fills the gap in the current market, is suitable for small and medium-sized farms, is complete in equipment configuration, reasonable in process setting, small in overall occupied space and complete in wind net system, and can improve the conveying efficiency, the service life of the equipment and the rice yield by adopting a double-roller rice mill, and the rice processing equipment is high in crushing rate, high in yield and the quality of polished rice by arranging an automatic tensioning mechanism on a lifting mechanism.
Description
Technical Field
The invention relates to the field of rice processing, in particular to rice processing equipment and a working method thereof.
Background
The rice processing machine is a rice processing apparatus for removing husk and cortex of rice, and is widely used in agricultural production.
At present, the rice processing machine on the market is more complicated in structure and larger in occupied area, impurities in rice can be removed only through an external blowing system in the processing process, so that the cleanliness of the rice is difficult to ensure, in addition, a rice milling mechanism in the traditional rice processing machine adopts a single sand roller to process polished rice, most of polished rice can be processed, but no polishing procedure exists, the rice is easy to have uneven precision, the surface finish of the rice is poor, the rice color is dull, and the selling phase is influenced.
Disclosure of Invention
The invention aims to provide rice processing equipment and a working method thereof.
In order to solve the above technical problems, the present invention provides a rice processing apparatus, comprising: the control module is used for controlling the woolen processing device and the polished rice processing device; wherein the woolen processing device is suitable for processing raw grain rice to obtain brown rice; and the polished rice processing device is suitable for processing the brown rice to obtain qualified polished rice.
Further, the rice processing apparatus further includes: the raw grain rice lifting mechanism is controlled by the control module; the raw grain rice lifting mechanism comprises: the lifting driving mechanism comprises an upper seat box body, a lower seat box body and a conveying pipeline for connecting the upper seat box body and the lower seat box body; a discharge hole is formed in the upper seat box body; the discharge port is connected with the woolen processing device through a first material conveying pipeline; a plurality of winnowing pans which are suitable for bearing raw grain rice are sequentially arranged on the conveyor belt; the lifting driving mechanism is suitable for driving the conveying belt to rotate around the upper seat box body and the lower seat box body so as to drive the winnowing pans carrying raw grain rice to sequentially rotate from the lower seat box body to the upper seat box body, and when the winnowing pans are rotated away from the upper seat box body, raw grain rice enters the woolen processing device from the discharge hole through the first conveying pipeline.
Further, the woolen treating device includes: the system comprises a rice impurity removal and cleaning combination mechanism, a rice hulling mechanism and a rice and coarse separation sieve; wherein the paddy impurity removal and cleaning combined mechanism is suitable for removing impurities in raw grain paddy; the rice hulling mechanism is suitable for husking the rice subjected to impurity removal so as to obtain a rice-coarse mixture; and the cereal grain separation screen is adapted to separate brown rice from the cereal grain mixture.
Further, the corn edulcoration clearance combination mechanism includes: the screening mechanism and the cleaning mechanism are sequentially arranged along the feeding direction of the raw grain rice; the screening mechanism is suitable for screening out large impurities in the rice; and the cleaning mechanism is suitable for cleaning medium impurities, small impurities and shoulder stones in the paddy after the large impurities are removed by screening.
Further, the screening mechanism includes: a cylindrical primary screen controlled by the control module; a large impurity screen and a spiral propelling groove are arranged in the cylindrical primary cleaning screen; the cylinder primary cleaning screen is provided with a large impurity outlet; the size of the sieve holes of the large impurity sieve is smaller than that of the large impurities; and the control module is suitable for controlling the rotation of the cylindrical primary cleaning screen so as to drive the large impurity screen to rotate and screen out large impurities in the rice, and drive the spiral propulsion groove to rotate along with the rotation, so that the large impurities move towards the large impurity outlet, and the large impurities are discharged.
Further, the cleaning mechanism includes: a medium and small impurity cleaning screen group and a stone removing screen; wherein the medium and small impurity cleaning screen group comprises: a medium impurity cleaning sieve and a small impurity cleaning sieve positioned below the medium impurity cleaning sieve; the stone removing screen is positioned below the small and medium impurity cleaning screen group; the medium impurity cleaning sieve is suitable for cleaning medium impurities in the rice after the large impurities are removed; the small impurity cleaning sieve is suitable for cleaning small impurities in the rice after the medium impurities are removed; and the stone removing screen is suitable for removing the shoulder stones in the rice after the small impurities are removed.
Further, the polished rice processing apparatus includes: a double-roller rice milling mechanism, a polishing mechanism, a rice classifying screen and a color selecting mechanism; wherein the double-roller rice milling mechanism is suitable for whitening the brown rice separated by the grain and coarse separation sieve; the polishing mechanism is suitable for polishing polished rice; the polished rice classifying screen is suitable for separating polished rice into whole rice, broken rice, medium broken rice and fine broken rice; and the color selection mechanism is suitable for selecting impurities and unqualified rice from whole rice so as to obtain qualified polished rice.
Further, the twin roll rice milling mechanism includes: a roughening mechanism and a whitening mechanism; wherein the roughening mechanism is suitable for milling the surface of brown rice to obtain half polished rice; and the whitening mechanism is suitable for whitening the brown rice after the skin is milled so as to obtain polished rice.
Further, the roughening mechanism includes: a coarse propeller and a rice milling chamber are arranged; wherein a coarse sand opening roller is arranged in the rice milling chamber; the coarse grinding impeller is suitable for pushing unpolished brown rice into a rice milling chamber, and the coarse grinding roller is suitable for milling the surface of brown rice to obtain half polished rice; the whitening mechanism comprises: a whitening propeller and a whitening chamber; wherein a whitening iron roller is arranged in the whitening chamber; and the whitening propeller is suitable for pushing half polished rice after the epidermis is milled into the whitening chamber, and the whitening iron roller is suitable for whitening the brown rice after the epidermis is milled to obtain polished rice.
In still another aspect, the present invention also provides a working method of a rice processing apparatus, including: processing the raw grain rice by a coarse material processing device to obtain brown rice; and processing the brown rice by a polished rice processing device to obtain qualified polished rice.
The beneficial effects of the invention are as follows: the rice processing equipment disclosed by the invention can realize 25-30 ton rice processing in daily yield, fills the gap in the current market, is suitable for small and medium-sized farms, is complete in equipment configuration, reasonable in process setting, small in overall occupied space and complete in wind net system, and can improve the conveying efficiency, the service life of the equipment and the rice yield by adopting a double-roller rice mill, and the rice processing equipment is high in crushing rate, high in yield and the quality of polished rice by arranging an automatic tensioning mechanism on a lifting mechanism.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a rice processing apparatus according to the present invention;
FIG. 2 is a top view of the rice processing apparatus of the present invention;
FIG. 3 is a schematic view showing a structure of a raw grain rice lifting mechanism of the rice processing apparatus of the present invention;
fig. 4 is a schematic view showing an internal structure of a raw grain rice lifting mechanism of the rice processing apparatus of the present invention;
FIG. 5 is a side view of a raw grain rice lifting mechanism of the rice processing apparatus of the present invention;
FIG. 6 is a schematic view of a combined mechanism for removing and cleaning rice in a rice processing apparatus according to the present invention;
FIG. 7 is a schematic view showing the internal structure of a combined mechanism for removing and cleaning rice in a rice processing apparatus according to the present invention;
FIG. 8 is a schematic view of another angle structure of a combined mechanism for removing impurities from rice in a rice processing apparatus according to the present invention;
FIG. 9 is a schematic view showing the internal structure of a twin-roll rice milling mechanism in the rice processing apparatus of the present invention;
fig. 10 is a schematic structural view of a twin roll rice milling mechanism in the rice processing apparatus of the present invention.
In the figure:
the system comprises a frame 100, a material lifting mechanism 101, a bran air net system 102, a flow scale 103, a packing scale 104, a repair platform 105 and a first conveying pipeline 106;
raw grain rice lifting mechanism 200, upper seat box 210, discharge port 2100, lower seat box 220, correction rod 2200, feed hopper 2201, rotation shaft 2202, breakage prevention cover 2203, conveyor belt 230, bucket 2300, driving wheel 2400, reversing wheel 2401, speed reducer 2402, driving wheel 2403, driven wheel 2404, driving shaft 2405, driving belt 2406, automatic tension mechanism 250, tension arm 2500, tension arm shaft 2501, pull rod 2502, tension spring 2503 control box 260, gate 261, handle shaft 262, brake lever 263, gear 264, rack 265, handle bracket 266, locking wheel 267;
the combined rice impurity removal and cleaning mechanism 300, a screening mechanism 310, a round-passing primary cleaning screen 3100, a large impurity screen 3101, a large impurity outlet 3102, a wind net pipeline 3103, a dustproof cloth cover 3104, a cleaning mechanism 320, a medium impurity cleaning screen 3200, a small impurity cleaning screen 3201, a stone removal screen 3202, a medium impurity outlet 3203, a stone outlet 3204, a clean rice outlet 3205, a small impurity outlet 3206, a cleaning screen box 3207, a small impurity feeding plate 3208, a small impurity guide groove 3209, a material guide groove 3210, a buffer screen 3211, a suction and floatation mechanism 330, a centrifugal fan 3300, a dust collection pipeline 3301, a transmission speed reducer 3400, a transmission main shaft 3401, a shock absorption transmission mechanism 3402 and a shock absorption seat 3403;
a rice hulling mechanism 400;
a paddy separating screen 500;
the double-roller rice milling mechanism 600, a coarse-opening mechanism 610, a coarse-opening propeller 6100, a rice milling chamber 6101, a coarse-opening sand roller 6102, a coarse-opening driving motor 6103, a belt pulley 6104, a transmission belt 6105, an upper box 6106, a feed hopper 6107, a flow valve 6108, an access cover 6109, a rice milling mechanism 620, a white-milling propeller 6200, a white-milling chamber 6201, a white-milling iron roller 6202, a white-milling driving motor 6203, a belt pulley 6204, a transmission belt 6205, a lower box 6206, a net bran hopper mechanism 630, a rice milling three-way air pipe 631, a rice milling centrifugal dust collector 632, a rice milling high-pressure centrifugal fan 633;
polishing mechanism 700, polishing three-way air pipe 701, polishing centrifugal dust collector 702 and polishing high-pressure centrifugal fan 703;
a rice classifying screen 800;
the color selection mechanism 900.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art.
Example 1
As shown in fig. 1 to 10, the present embodiment 1 provides a rice processing apparatus including: the control module is used for controlling the woolen processing device and the polished rice processing device; wherein the woolen processing device is suitable for processing raw grain rice to obtain brown rice; and the polished rice processing device is suitable for processing the brown rice to obtain qualified polished rice.
In particular, the control module is, for example, but not limited to, a PLC control module; the rice processing apparatus further includes a frame 100; the control module, the woolen processing device and the polished rice processing device are all positioned on the frame 100.
The rice processing apparatus further includes: a raw grain rice lifting mechanism 200 controlled by the control module; the raw grain rice lifting mechanism 200 includes: a lifting driving mechanism, an upper case 210, a lower case 220, and a conveyor 230 for connecting the upper and lower cases; a discharge port 2100 is arranged on the upper seat box body 210; the discharge port 2100 is connected with the woolen treatment device through a first material conveying pipeline 106; a plurality of winnowing pans 2300 which are suitable for bearing raw grain rice are sequentially arranged on the conveyor belt 230; the lifting driving mechanism is adapted to drive the conveyor belt 230 to rotate around the upper and lower base boxes, so as to drive the buckets 2300 carrying raw grain rice to rotate from the lower base box 220 to the upper base box 210 in sequence, and to enable the raw grain rice to enter the woolen processing apparatus from the discharge port 2100 through the first conveying pipeline 106 when the raw grain rice is rotated away from the upper base box 210.
The lower housing 220 is provided with a feed hopper 2201.
Specifically, each bucket 2300 is sequentially distributed on the conveyor belt 230, and the outlet of the feed hopper 2201 is communicated with the bucket 2300 rotated to the outlet, so that raw grain rice flows into each bucket 2300 from the outlet of the feed hopper 2201; the working principle of the raw grain rice lifting mechanism is as follows: raw grain rice enters each bucket 2300 located at the lower seat box 220 from the feed hopper 2201, the lifting driving mechanism drives the conveying belt 230 to rotate, so that the bucket 2300 located at the lower seat box 220 is conveyed to the upper seat box 210, and in the process of rotating away from the upper seat box 210, each bucket 2300 is sequentially changed from an opening-up state to an opening-down state, so that the raw grain rice in each bucket 2300 falls to the discharge hole 2100, and enters the coarse grain processing device from the discharge hole 2100 through the first conveying pipeline 106.
In particular, the dustpan 2300 is used, for example, but not limited to, a low speed dustpan.
The lift drive mechanism includes: a drive assembly and drive wheel 2400 located on the upper housing 210, and a reversing wheel 2401 located on the lower housing 220; wherein the drive assembly is adapted to drive the drive wheel 2400 for rotation, the diverting wheel 2401 is rotated by friction of the conveyor belt 230 with the diverting wheel 2401.
The drive assembly includes: a speed reducer 2402, a driving pulley 2403, a driven pulley 2404, a driving shaft 2405, and a transmission belt 2406 for connecting the driving pulley 2403 and the driven pulley 2404; wherein the driven pulley 2404 and the driving pulley 2400 are respectively sleeved at two ends of the driving shaft 2405; the speed reducer 2402 is adapted to drive the driving pulley 2403 to rotate the driven pulley 2404 via the driving belt 2406, so as to drive the driving wheel 2400 and the driving shaft 2405 to rotate.
Specifically, a protective cover is further disposed on the outer sides of the driving pulley 2403 and the driven pulley 2404, so as to prevent the driving belt 2406 from being broken to cause injury to personnel in a workshop.
The raw grain rice lifting mechanism 200 further comprises an automatic tensioning mechanism 250 adapted to adjust the tension of the conveyor belt 230; the automatic tensioning mechanism comprises: a tensioning arm 2500, a tensioning arm shaft 2501 and a plurality of groups of tensioning adjustment components positioned below the tensioning arm 2500; and adjusting the tension adjustment assembly, the end of the tension arm 2500 proximate the conveyor belt 230 is adapted to rotate about the tension arm shaft 2501 to vary the center distance between the drive wheel 2400 and the reversing wheel 2401.
The tension adjusting assembly comprises: a pull rod 2502 and a tension spring 2503; wherein one end of the tension spring 2503 is connected with the tensioning arm 2500, and the other end is connected with the pull rod 2502; and pulling the pull rod 2502 to cause the extension amount of the tension spring 2503 to change, and rotating the tensioning arm 2500 around the tensioning arm shaft 2501 under the tension force of the tension spring 2503.
Specifically, the tension adjusting assembly is, for example but not limited to, 3 groups, and the tension rod 2502 is pulled to cause the elongation of the 3 tension springs 2503 to change by the same amount, and the tension arm 2500 rotates around the tension arm shaft 2501 to change the center distance between the driving wheel 2400 and the reversing wheel 2401, so that the conveyor belt is automatically tensioned, the slack of the conveyor belt and even the deviation of the conveyor belt can be prevented, meanwhile, the damage rate of the conveyor belt can be reduced, the deviation possibility of the conveyor belt is reduced, and the operation stability of the raw grain rice lifting mechanism 200 is ensured.
The reversing wheel 2401 is sleeved on a rotating shaft 2202; a correction rod 2200 is arranged above the rotating shaft 2202; and the correcting lever 2200 is adapted to correct the perpendicularity of the conveyor belt 230 with the rotation shaft 2202 to prevent the conveyor belt 230 from being deviated.
A flow control component suitable for controlling the flow of the material is arranged above the feed hopper 2201; the flow control assembly includes: a control box 260 and a shutter 261 controlled by the control box 260; wherein the control box 260 is adapted to control the up and down movement of the gate 261 to vary the size of the feed channel between the gate 261 and the feed hopper 2201.
The control box 260 is provided with a handle shaft 262, a brake pulling rod 263, a gear 264 and a rack 265 meshed with the gear 264; and pulling the handle shaft 262 to be suitable for driving the gear 264 to rotate, wherein the rack 265 is suitable for pulling the gate 261 to move up and down through the gate pulling rod 263 under the action of the meshing force of the gear 264 and the rack 265.
Specifically, the bottom end of the rack is connected with the upper end of the brake pulling rod, for example and without limitation, through a screw; maintenance or periodic replacement of the racks 265 is facilitated.
The control box 260 is also provided with a handle bracket 266 and a locking wheel 267; when the handle shaft 262 is moved to a designated position, the locking wheel 267 is tightened to lock the handle shaft 262 to the handle bracket 266.
Specifically, the handle support 266 is provided with a plurality of clamping grooves for clamping the handle shaft, the clamping grooves are arranged along the movement direction of the handle shaft 262, and when the handle shaft 262 moves to a designated position, the locking wheels 267 are screwed down so as to lock the handle shaft 262 in the corresponding clamping grooves of the handle support 266.
The reversing wheel 2401 is provided with an anti-crushing shield 2203 adapted to reduce the crushing amount of the material.
Specifically, the shatter prevention shield 2203 may reduce the amount of material that is crushed between the diverter wheel 2401 and the conveyor belt 230.
The reversing wheel 2401 is provided with a bearing seat and a bearing adjusting plate, and a maintenance hole with the diameter larger than that of the reversing wheel is arranged on the upper portion and the lower portion of the bearing adjusting plate, so that the reversing wheel is convenient to maintain and repair.
The woolen treating device includes: the rice impurity removal and cleaning combined mechanism 300, the rice hulling mechanism 400 and the rice and coarse separation sieve 500; wherein the rice impurity removal and cleaning combination mechanism 300 is suitable for removing impurities in raw grain rice; the rice hulling mechanism 400 is adapted to dehulling the removed rice to obtain a mixture of rice and coarse; and the rice-brown separation sieve 500 is adapted to separate brown rice from the rice-brown mixture.
Specifically, the raw grain rice enters the rice impurity removing and cleaning combination mechanism 300 through the first conveying pipeline 106, impurities in the raw grain rice are removed by the rice impurity removing and cleaning combination mechanism 300, the impurities removed rice enters the rice huller mechanism 400 through the material lifting mechanism 101 and a conveying pipeline, the rice huller mechanism 400 carries out husking treatment on the impurities removed rice to obtain a rice-brown mixture, the rice-brown mixture enters the rice-brown separation sieve 500 through the next material lifting mechanism 101 and the next conveying pipeline, and the brown rice is separated from the rice-brown mixture through the rice-brown separation sieve 500.
The rice impurity removal and cleaning combined mechanism 300 comprises: the screening mechanism 310 and the cleaning mechanism 320 are sequentially arranged along the raw grain rice feeding direction; the screening mechanism 310 is suitable for screening out large impurities in rice; and the cleaning mechanism 320 is adapted to clean medium impurities, small impurities and shoulder stones in the rice after the large impurities are removed by screening.
The screening mechanism 310 includes: a cylindrical primary screen 3100 controlled by the control module; a large impurity screen 3101 and a spiral propelling groove are arranged in the cylindrical primary cleaning screen 3100; a large impurity outlet 3102 is arranged on the cylindrical primary screen 3100; the mesh size of the large impurity screen 3102 is smaller than the size of the large impurities; and the control module is suitable for controlling the rotation of the cylindrical primary cleaning screen 3100, so as to drive the large impurity screen 3101 to rotate and screen out large impurities in the rice, and drive the spiral propulsion groove to rotate along with the rotation, so that the large impurities move towards the large impurity outlet 3102, and the large impurities are discharged.
Specifically, the sieving mechanism 310 is located above the cleaning mechanism 320, the sieving mechanism 310 is communicated with the cleaning mechanism 320 through a discharging plate, the driving mechanism drives the sieving mechanism 310 to remove large impurities (impurities larger than the appearance of the rice) in the rice, the rice after the large impurities are removed flows into the cleaning mechanism 320 through the discharging plate, and the cleaning mechanism 320 can remove medium impurities (impurities slightly larger than the appearance of the rice), small impurities (impurities smaller than the appearance of the rice) and stones similar to shoulder stones (appearance and the rice) in the rice after the large impurities are removed, so that clean rice is obtained.
Specifically, during the screening process, as the cylinder primary screen 3100 rotates, the large trash larger than the size of the screen holes of the large trash screen 3101 flows on the large trash screen 3101, and the medium trash smaller than the size of the screen holes of the large trash screen 3101, the small trash and the shoulder stones drop into the cleaning mechanism 320 through the screen holes.
Specifically, the spiral pushing groove is used for pushing the large impurity and the unhashed rice to move towards the large impurity outlet 3102 to prevent blockage, a large impurity guiding pipeline is arranged at the large impurity outlet 3102, and the large impurity is suitable for flowing from the large impurity outlet 3102 to the large impurity guiding pipeline for collection by a user.
The combined rice impurity removing and cleaning mechanism 300 further comprises an impurity removing driving mechanism; the impurity removal driving mechanism comprises: a transmission speed reducer 3400, a vibration motor 3401, a damping transmission sub-mechanism 3402 and a damping seat 3403; wherein the transmission reducer 3400 is adapted to drive the cylindrical primary screen 3100 to rotate through a transmission main shaft 3401; and the vibration motor 3401 is suitable for driving the small and medium impurity components to vibrate through the damping transmission sub-mechanism 3402 and the damping base 3403.
Specifically, the transmission speed reducer 3400 is arranged on a motor base to ensure the stability of the transmission speed reducer 3400, the damping angle adjusting sub-mechanism is arranged on the damping transmission sub-mechanism 3402, and a user can perform angle adjustment according to the impurity-containing condition of rice so as to achieve the optimal cleaning effect.
The cleaning mechanism 320 includes: a small and medium impurity cleaning screen group and a stone removing screen 3202; wherein the medium and small impurity cleaning screen group comprises: a middle impurity cleaning sieve 3200 and a small impurity cleaning sieve 3201 positioned below the middle impurity cleaning sieve 3200; the stoning screen 3202 is positioned below the small and medium impurity cleaning screen group; the medium impurity cleaning sieve 3200 is suitable for cleaning medium impurities in the rice after the large impurities are removed; the small impurity cleaning sieve 3201 is suitable for cleaning small impurities in the rice after the medium impurities are removed; and the stone removing screen 3202 is suitable for screening out the shoulder stones in the rice after small impurities are removed.
The combined rice impurity removal and cleaning mechanism 300 further comprises: a suction and floatation mechanism 330 in communication with the screening mechanism 310 and the cleaning mechanism 320; wherein the suction and floating mechanism 330 is adapted to suck dust from rice screening; and a stoning step, the suction and floating mechanism 330 is adapted to suction and float the rice above the stoning screen 3202.
The suction and floating mechanism 330 includes: centrifugal fan 3300; wherein the centrifugal fan 3300 is communicated with the cylindrical primary cleaning screen 3100 through a dust collection pipeline 3301; and the centrifugal fan 3300 communicates with the stoning screen 3202 through a duct work 3103.
The medium impurity cleaning sieve 3200 and the small impurity cleaning sieve 3201 are respectively provided with a medium impurity outlet 3203 and a small impurity outlet 3206; and both ends of the stone removing screen 3202 are respectively provided with a stone outlet 3204 and a clean rice outlet 3205.
A small trash rack 3208 and a small trash guide groove 3209 are arranged at the small trash outlet 3206.
Specifically, the mesh hole size of the medium impurity cleaning sieve 3200 is smaller than the size of the medium impurity, and the mesh hole size of the small impurity cleaning sieve 3201 is smaller than the size of the small impurity; the outer side of the small and medium impurity cleaning sieve group is covered with a cleaning sieve box 3207, after the rice subjected to large impurity cleaning enters the cleaning sieve box 3207, the rice firstly falls on the surface of the medium impurity cleaning sieve 3200, uniformly flows on the surface of the medium impurity cleaning sieve 3200 under the combined action of a vibrating motor 3401, a damping transmission mechanism 3402 and a damping seat 3403 at a certain amplitude and frequency, the rice without medium impurity, small impurity and shoulder stone can fall on the screen surface of the small impurity cleaning sieve 3201 through the screen holes of the medium impurity cleaning sieve 3200, the medium impurity cannot pass through the screen holes of the medium impurity cleaning sieve 3200, flows to a medium impurity outlet 3203 from the screen surface of the medium impurity cleaning sieve 3200, and is discharged for collection by a user; after the unhairing rice, the small impurities and the shoulder stones reach the small impurity cleaning sieve 3201, the unhairing rice, the small impurities and the shoulder stones uniformly flow on the surface of the small impurity cleaning sieve 3201 under the combined action of the vibration motor 3401, the vibration reduction transmission sub-mechanism 3402 and the vibration reduction seat 3403; the small impurities can fall on the small impurity sliding plate 3208 through the screen holes of the small impurity cleaning screen 3201, then flow into the small impurity guide groove 3209, and flow out of the small impurity outlet 3206 through the small impurity guide groove 3209 for collection by a user; the rice and the bijoram cannot pass through the screen holes of the trash cleaning screen 3201, but flow on the face of the trash cleaning screen 3201 and flow to the stoning screen 3202 through a material guiding slot 3210 and a buffering screen 3211.
Specifically, after passing through the buffering screen 3211, the small-sized grains and the shoulder stones are flowed to the stone removing screen 3202, suction force is generated by the centrifugal fan 3300 through an air quantity adjusting gate 3302, the grains are suspended at the surface 2-3mm of the stone removing screen 3202, under the combined action of the vibration motor 3401, the vibration transmission mechanism 3402 and the vibration seat 3403, the shoulder stones are flowed to the stone outlet 3204 due to the mass difference of the grains and the shoulder stones, the grains are flowed to the clean grain outlet 3205, the stones flowing out of the stone outlet 3204 are collected by a user, the grains flowing out of the clean material outlet 3205 are stored or enter the next processing link through conveying equipment, and the centrifugal fan 3300 can absorb flat hulls mixed in the grains and unsaturated grains and slight impurities while removing the stones.
A dust cloth cover 3104 is arranged at the large impurity outlet 3102.
Specifically, the rice hulling mechanism 400 includes a bran wind net system 102, and the rice hulls stripped by the rice hulling mechanism 400 are sucked away by the bran wind net system.
The polished rice processing apparatus includes: a double-roller rice milling mechanism 600, a polishing mechanism 700, a rice classifying screen 800 and a color selecting mechanism 900; wherein the twin-roll rice milling mechanism 600 is adapted to mill brown rice separated by a rice-husking screen; the polishing mechanism 700 is adapted to polish polished rice; the rice classifying screen 800 is adapted to separate polished rice into whole rice, broken rice, medium broken rice and fine broken rice; and the color selection mechanism 900 is adapted to select impurities and reject rice from whole rice to obtain acceptable polished rice.
Specifically, the brown rice separated from the rice impurity removal and cleaning combination mechanism 300 enters the double-roller rice milling mechanism 600 through the next material lifting mechanism 101 and the next conveying pipeline, the double-roller rice milling mechanism 600 grinds the brown rice separated by the rice impurity separation sieve, the polished brown rice enters the polishing mechanism 700 through the next material lifting mechanism 101 and the next conveying pipeline, the polished rice is polished by the polishing mechanism 700, the polished rice enters the rice classifying sieve 800 through the next material lifting mechanism 101 and the next conveying pipeline, and the polished rice is separated into whole rice, broken rice, medium broken rice and fine broken rice through the rice classifying sieve 800; the separated whole rice (other rice is collected by the user) enters the color selection mechanism 900 through the next material lifting mechanism 101 and the next conveying pipeline, and impurities and unqualified rice are selected from the whole rice by the color selection mechanism 900 so as to obtain qualified polished rice.
The twin roll rice milling mechanism 600 includes: a roughening mechanism 610 and a whitening mechanism 620; wherein the roughening mechanism 610 is adapted to grind the outer skin of brown rice; and the whitening mechanism 620 is adapted to whiten the skin-milled brown rice.
Specifically, the roughening mechanism 610 is located above the whitening mechanism 620, the roughening mechanism 610 is located in an upper case 6106, and the whitening mechanism 620 is located in a lower case 6206; the dual-roller rice milling mechanism 600 further comprises a roughing driving mechanism and a whitening driving mechanism controlled by the control module; the roughing driving mechanism and the whitening driving mechanism are both positioned below the whitening mechanism 620, and in operation, the roughing driving mechanism is suitable for driving the roughing mechanism 610 to grind the surface of brown rice to obtain half polished rice; the half polished rice with the skin being ground falls into the whitening mechanism 620, and the whitening driving mechanism is adapted to drive the whitening mechanism 620 to whiten the half polished rice with the skin being ground to obtain polished rice.
The roughening mechanism 610 includes: a coarse impeller 6100 and a rice milling chamber 6101 are provided; wherein a coarse sand roller 6102 is arranged in the rice milling chamber 6101; and the rougher 6100 is adapted to push unpolished brown rice into the rice milling chamber 6101, and the rougher roller 6102 is adapted to mill the skin of brown rice.
Specifically, the roughing propeller 6100 and the roughing sand roller 6102 are coaxially arranged, and the roughing driving mechanism includes: the motor 6103 is adapted to drive the motor 6100 and the roller 6102 to rotate via the belt 6105 and the pulley 6104.
The whitening mechanism comprises: a whitening impeller 6200 and a whitening chamber 6201; wherein a whitening iron roller 6202 is arranged in the whitening chamber 6201; and the milling propeller 6200 is adapted to push the half polished rice after the skin is milled into the milling chamber 6201, and the milling iron roller 6202 is adapted to mill the half polished rice after the skin is milled.
Specifically, the whitening impeller 6200 is coaxially disposed with the whitening iron roller 6202, and the whitening driving mechanism includes: the whitening drive motor 6203, a drive belt 6205 and a pulley 6204, said whitening drive motor 6203 being adapted to drive the whitening impeller 6200 and the whitening iron roller 6202 in rotation via the drive belt 6205 and the pulley 6204.
The roughing sand roller 6102 and the upper part are provided with intermittent spiral grooves; under the rotation of the coarse sand opening roller 6102, the intermittent spiral groove on the coarse sand opening roller 6102 is adapted to push the corresponding brown rice to move toward the discharge port of the rice milling chamber 6101.
Specifically, be equipped with intermittent type helicla flute on the coarse sand roller 6102 of this embodiment, can pile up the brown rice in a plurality of intermittent type departments, only after the pressure that promotes the brown rice reaches a definite value, the brown rice just can be conveyed to next intermittent type department, difficult stifled machine, can effectively avoid current continuous helicla flute sand roller when rotating, leads to the brown rice to appear directly advancing the phenomenon that directly goes out, has also prolonged the time of brown rice in milling chamber 6101 simultaneously, can effectively promote the machining precision of polished rice.
The twin roll rice milling mechanism 600 further includes: a wind net bran hopper mechanism 630 in communication with the roughening mechanism 610 and the whitening mechanism 620; the wind net bran hopper mechanism 630 is adapted to suck rice bran from the roughening mechanism 610 and the whitening mechanism 620.
The wind net bran bucket mechanism 630 includes: a rice milling dust removing cloth bag, a rice milling three-way air pipe 631, a rice milling centrifugal air dust device 632 and a rice milling high pressure centrifugal fan 633; the rice bran in the roughing mechanism 610 or the whitening mechanism 620 is sucked out by a rice milling high-pressure centrifugal fan 633 and collected by a rice milling centrifugal dust separator 632, and the generated tail gas is discharged after dust removal treatment by a rice milling three-way air pipe 631 and a rice milling dust removal cloth bag.
A pressure door for controlling the flow of half polished rice or polished rice is arranged at the discharge port of the rice milling chamber 6101 or the rice milling chamber 6201.
A feed hopper 6107 is arranged above the coarse-grain opening mechanism 610, a flow valve 6108 is arranged at the discharge end of the feed hopper 6107, and the flow valve 6108 is suitable for controlling the flow of the coarse grain flowing into the coarse-grain opening mechanism 610.
In order to improve the feeding and discharging stability of the roughening mechanism 610 and the whitening mechanism 620, the upper and lower boxes are respectively provided with a feeding bearing seat and a discharging bearing seat.
An access panel 6109 is provided on the upper housing.
The polishing mechanism 700 includes: a wind net mechanism; the wind net mechanism comprises: a polishing dust-removing cloth bag, a polishing three-way air pipe 701, a polishing centrifugal dust remover 702 and a polishing high-pressure centrifugal fan 703; the polished rice dust is sucked out by a polishing high-pressure centrifugal fan 703 and collected by a polishing centrifugal dust separator 702, and the generated tail gas is discharged after dust removal treatment by a polishing three-way air pipe 701 and a rice milling dust removal cloth bag.
Specifically, the rice processing device further comprises a flow scale 103 and a packing scale 104; qualified polished rice obtained from the color selection mechanism 900 reaches the flow scale 103 and the packing scale 104 through the next material lifting mechanism 101 and the next conveying pipeline; the flow scale 103 and the packing scale 104 pack the polished rice into a package with a certain specification weight according to the needs of users.
Specifically, the rice processing apparatus further includes a repair platform 105 disposed on the frame 100, so as to facilitate repair of each mechanism.
It should be noted that all mechanisms not described in detail in this embodiment adopt existing structures capable of realizing functions of the corresponding mechanisms.
In summary, the rice processing equipment of the embodiment can realize 25-30 tons of daily rice processing, fills the gap in the current market, is suitable for small and medium farms, has complete equipment configuration, reasonable process setting, small overall occupation space and complete wind net system, and adopts a double-roller rice mill to realize high rice yield, small crushing rate and high yield, and improves the quality of polished rice.
Example 2
On the basis of embodiment 1, this embodiment 2 provides a working method of a rice processing apparatus, including: processing the raw grain rice by a coarse material processing device to obtain brown rice; and processing the brown rice by a polished rice processing device to obtain qualified polished rice.
In detail, for the specific structure of the rice processing apparatus, please refer to the content of embodiment 1, and the description is omitted here.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (1)
1. A rice processing apparatus, comprising:
the control module is used for controlling the woolen processing device and the polished rice processing device; wherein the method comprises the steps of
The woolen processing device is suitable for processing raw grain rice to obtain brown rice; and
the polished rice processing device is suitable for processing the brown rice to obtain qualified polished rice;
the rice processing apparatus further includes: the raw grain rice lifting mechanism is controlled by the control module;
the raw grain rice lifting mechanism comprises:
the lifting driving mechanism comprises an upper seat box body, a lower seat box body and a conveying belt for connecting the upper seat box body and the lower seat box body;
a discharge hole is formed in the upper seat box body;
the discharge port is connected with the woolen processing device through a first material conveying pipeline;
a plurality of winnowing pans which are suitable for bearing raw grain rice are sequentially arranged on the conveyor belt;
the lifting driving mechanism is suitable for driving the conveying belt to rotate around the upper seat box body and the lower seat box body so as to drive the winnowing pans carrying raw grain rice to sequentially rotate from the lower seat box body to the upper seat box body, and when the winnowing pans are rotated away from the upper seat box body, raw grain rice enters the woolen processing device from the discharge hole through the first conveying pipeline;
the woolen treating device includes:
the system comprises a rice impurity removal and cleaning combination mechanism, a rice hulling mechanism and a rice and coarse separation sieve; wherein the method comprises the steps of
The paddy impurity removal and cleaning combined mechanism is suitable for removing impurities in raw grain paddy;
the rice hulling mechanism is suitable for husking the rice subjected to impurity removal so as to obtain a rice-coarse mixture; and
the cereal grain separation screen is adapted to separate brown rice from the cereal grain mixture;
the corn edulcoration clearance combined mechanism includes:
the screening mechanism and the cleaning mechanism are sequentially arranged along the feeding direction of the raw grain rice;
the screening mechanism is suitable for screening out large impurities in the rice; and
the cleaning mechanism is suitable for cleaning medium impurities, small impurities and shoulder stones in the rice after the large impurities are removed by screening;
the screening mechanism comprises: a cylindrical primary screen controlled by the control module;
a large impurity screen and a spiral propelling groove are arranged in the cylindrical primary cleaning screen;
the cylinder primary cleaning screen is provided with a large impurity outlet;
the size of the sieve holes of the large impurity sieve is smaller than that of the large impurities; and
the control module is suitable for controlling the rotation of the cylindrical primary cleaning sieve so as to drive the large impurity screen to rotate and screen out large impurities in the rice, and drive the spiral propulsion groove to rotate in a follow-up way, so that the large impurities move towards the large impurity outlet, and the large impurities are discharged; the cleaning mechanism includes: a medium and small impurity cleaning screen group and a stone removing screen; wherein the method comprises the steps of
The medium and small impurity cleaning screen group comprises: a medium impurity cleaning sieve and a small impurity cleaning sieve positioned below the medium impurity cleaning sieve;
the stone removing screen is positioned below the small and medium impurity cleaning screen group;
the medium impurity cleaning sieve is suitable for cleaning medium impurities in the rice after the large impurities are removed;
the small impurity cleaning sieve is suitable for cleaning small impurities in the rice after the medium impurities are removed; and
the stone removing screen is suitable for removing the shoulder stones in the rice after the small impurities are removed;
the polished rice processing apparatus includes:
a double-roller rice milling mechanism, a polishing mechanism, a rice classifying screen and a color selecting mechanism; wherein the method comprises the steps of
The double-roller rice milling mechanism is suitable for milling the brown rice separated by the grain and coarse separation sieve;
the polishing mechanism is suitable for polishing polished rice;
the polished rice classifying screen is suitable for separating polished rice into whole rice, broken rice, medium broken rice and fine broken rice; and
the color selection mechanism is suitable for selecting impurities and unqualified rice from whole rice to obtain qualified polished rice;
the twin roll rice milling mechanism includes: a roughening mechanism and a whitening mechanism; wherein the method comprises the steps of
The roughening mechanism is suitable for milling the surface of the brown rice; and
the whitening mechanism is suitable for whitening half polished rice after the epidermis is milled;
the roughing mechanism comprises: a coarse propeller and a rice milling chamber are arranged; wherein the method comprises the steps of
A coarse sand opening roller is arranged in the rice milling chamber;
the coarse grinding impeller is suitable for pushing unpolished brown rice into a rice milling chamber, and the coarse grinding roller is suitable for milling the surface of brown rice to obtain half polished rice;
the whitening mechanism comprises: a whitening propeller and a whitening chamber; wherein the method comprises the steps of
A whitening iron roller is arranged in the whitening chamber; and
the whitening propeller is suitable for pushing half polished rice after the epidermis is milled into the whitening chamber, and the whitening iron roller is suitable for whitening half polished rice after the epidermis is milled.
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| CN110560199B (en) * | 2019-10-23 | 2020-07-28 | 山东农业大学 | Wheat preprocessing device |
| CN111282618B (en) * | 2020-02-24 | 2021-05-07 | 山东农业大学 | Wheat deep-processing pretreatment equipment |
| CN111352383A (en) * | 2020-03-31 | 2020-06-30 | 四川钭进科技有限公司 | Control method of electric control cabinet for combined rice machine |
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| CN104525295A (en) * | 2014-12-31 | 2015-04-22 | 广西钦州力顺机械有限公司 | Rice hulling and milling machine |
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| CN102527459A (en) * | 2011-12-26 | 2012-07-04 | 袁英 | Stone-milling rice production line processing technique, and production line |
| CN104525295A (en) * | 2014-12-31 | 2015-04-22 | 广西钦州力顺机械有限公司 | Rice hulling and milling machine |
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