CN113210036B

CN113210036B - Rice mill

Info

Publication number: CN113210036B
Application number: CN202110483857.3A
Authority: CN
Inventors: 于文生
Original assignee: Xiandaoxiang Shandong Intelligent Equipment Co ltd
Current assignee: Xiandaoxiang Shandong Intelligent Equipment Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-08-12
Anticipated expiration: 2041-04-30
Also published as: CN113210036A

Abstract

The invention relates to the technical field of rice mill manufacture, in particular to a rice mill which is provided with a machine body and is characterized in that a bin is arranged in the machine body, a rice milling shell and a rice discharging shell are arranged on the machine body below the bin, the bin is connected with the rice milling shell through a quantitative conveying and impurity removing mechanism, a rice milling mechanism for crushing rice hulls is arranged in the rice milling shell, a rice bran outlet on the side surface of the rice milling shell is connected with a rice bran sucking machine through a bran guide pipe, the rice bran sucking machine is connected with a rice bran collecting part through a bran conveying pipe, the rice bran sucking machine is driven by a bran sucking motor, a cold grinding mechanism is arranged on the rice milling shell, a rice outlet of the rice milling shell is connected with the rice discharging shell, the rice discharging shell is respectively connected with a rice milling precision adjusting mechanism and a rice conveying mechanism, the rice conveying end of the rice conveying mechanism extends to the upper end of the machine body and is connected with a rice dropping pipe, an automatic packaging mechanism is arranged in the middle of the front side of the machine body below the dropping pipe, and the rice discharging mechanism has a simple structure, Convenient use, good rice milling effect, high rice milling efficiency, high rice output rate, good user experience effect, cost saving and the like.

Description

Rice mill

Technical Field

The invention relates to the technical field of rice mill manufacturing, in particular to a rice mill which is simple in structure, convenient to use, good in rice milling effect, high in rice milling efficiency, high in rice yield, good in user experience effect and cost-saving.

Background

As is well known, with the development of the times and the progress of science and technology, the automation technology is increasingly widely applied, and is not only widely applied to the industrial field, but also well applied to the daily life field of people at present, and the self-service vending type rice mill is a typical application example.

The self-service selling type rice mill can realize automatic grinding and selling of raw materials, saves manpower and brings great convenience to life of people. However, the existing rice milling machine has the defects of poor rice milling effect, low rice milling efficiency, poor user experience, high cost and the like in the rice milling process.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provides the rice milling machine which is simple in structure, convenient to use, good in rice milling effect, high in rice milling efficiency, high in rice yield, good in user experience effect and cost-saving.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a rice mill is provided with a machine body and is characterized in that a bin is arranged in the machine body, a rice milling shell and a rice discharging shell are arranged on the machine body below the bin, the bin is connected with the rice milling shell through a quantitative conveying and impurity removing mechanism, a rice milling mechanism for crushing rice hulls is arranged in the rice milling shell, a rice bran outlet on the side surface of the rice milling shell is connected with a rice bran sucking machine through a bran guiding pipe, the rice bran sucking machine is connected with a rice bran collecting part through a bran conveying pipe, the rice bran sucking machine is driven by a bran sucking motor, a cold grinding mechanism for reducing the working temperature of the rice milling mechanism is arranged on the rice milling shell, a rice outlet of the rice milling shell is connected with the rice discharging shell, the rice discharging shell is respectively connected with a rice milling precision adjusting mechanism and a rice conveying mechanism, the rice conveying end of the rice conveying mechanism extends to the upper end of the machine body and is connected with a rice dropping pipe, an automatic packaging mechanism is arranged in the middle of the front side of the machine body below the rice dropping pipe, and packaging the processed rice by an automatic packaging mechanism.

The quantitative conveying and impurity removing mechanism comprises a conveying motor, a conveying auger, an impurity removing cylinder and an impurity removing sheet, wherein an output shaft of the conveying motor is connected with a connecting shaft of the conveying auger through a coupler, the impurity removing cylinder is sleeved outside the conveying auger, a feeding hole is formed in the side face of the upper end of the impurity removing cylinder, impurity removing convex teeth are arranged on the inner circumference of the lower end of the impurity removing cylinder, the lower end of the connecting shaft of the conveying auger extends to the impurity removing convex teeth of the impurity removing cylinder, the impurity removing sheet connected with the connecting shaft is arranged on the circumference of the connecting shaft extending to the impurity removing convex teeth of the impurity removing cylinder, and the impurity removing cylinder and the conveying motor are connected to the inner wall of a storage bin through a connecting frame.

The rice milling mechanism of the invention comprises a rice milling motor, a rice milling shaft and a rice milling sieve, wherein the rice milling shaft is arranged in a rice milling shell, the rear end of the rice milling shaft extends out of the rice milling shell and is connected with the rice milling motor, a feed inlet is arranged on the rice milling shell above a spiral groove in the middle of the rice milling shaft, the rice milling sieve is sleeved outside a rice milling rib at the front end part of the rice milling shaft, the rice milling rib is divided into a rib part, a resin part and a rubber part from the rear end to the front side, the rib part, the resin part and the rubber part are respectively fixedly connected with the rice milling shaft, the side surface of the rice milling sieve is provided with a rice bran outlet, sieve pores in the length direction of the rice milling sieve are divided into a front sieve pore, a middle sieve pore and a rear sieve pore, the length of the front sieve mesh, the length of the middle sieve mesh and the length of the rear sieve mesh are the same, the width of the front sieve mesh is smaller than that of the middle sieve mesh, and the width of the middle sieve mesh is smaller than that of the rear sieve mesh.

The length of the reinforcing steel bar part, the length of the resin part and the length of the rubber part are sequentially increased, the included angle between the rice milling rib and the axis of the rice milling shaft is 3-7.5 degrees, the rice milling shaft is provided with a mounting groove for mounting the rice milling rib, the rice milling shaft on the side surface of the mounting groove is provided with a mounting hole, the reinforcing steel bar part, the resin part and the rubber part of the rice milling shaft are respectively inserted into the mounting groove and are locked and connected through a mounting bolt penetrating through the mounting hole, and the rear end of the reinforcing steel bar part of the rice milling shaft extends to the front end position of the spiral groove.

The included angle between the length direction axial line of the strip-shaped front sieve pore, the middle sieve pore and the rear sieve pore and the axial line of the cylindrical sieve body is 15-30 degrees, the included angle between the length direction axial line of the strip-shaped front sieve pore, the length direction axial line of the middle sieve pore and the length direction axial line of the cylindrical sieve body is optimized to be 23 degrees, the width of the rear sieve pore is 1.3-1.4mm, the width of the middle sieve pore is 1.1-1.25mm, the width of the front sieve pore is 0.9-1.05mm, the width of the rear sieve pore is optimized to be 1.35mm, the width of the middle sieve pore is optimized to be 1.2mm, the width of the front sieve pore is optimized to be 1mm, the distance between the length direction of the sieve pores in the strip-shaped front sieve pore, the length direction of the middle sieve pore and the rear sieve pore is 1.2-1.8mm, the distance between the length direction of the strip-shaped front sieve pore, the length direction of the middle sieve pore and the length of the rear sieve pore is 1.5mm, the sieve holes are mutually spliced to form an integral sieve.

The rice milling precision adjusting mechanism comprises a driving motor, a rocker arm, a spring seat, a spring, a baffle plate and a pressure sensor, wherein the driving motor is arranged outside a rice outlet shell and fixedly connected with the rice outlet shell, the output end of the driving motor is hinged with one end of the rocker arm through the pressure sensor, the middle part of the rocker arm is hinged with the rice outlet shell, the other end of the rocker arm is hinged with the front end of the spring seat, the front end of the spring seat extends into the rice outlet shell and is connected with the baffle plate through the spring, the edge of the baffle plate is close to a discharge hole of the rice milling shell, a rice outlet gap is arranged between the edge of the baffle plate and a rice milling sieve, the revolution number of the driving motor is controlled through the pressure sensor, the swinging distance of the rocker arm is further controlled, and the rice milling precision is finally controlled.

The middle part of the spring seat is provided with a limiting hole, the middle part of the baffle is provided with a through hole, a limiting rod is arranged in the limiting hole, the limiting rod penetrates through the limiting hole and the through hole to be connected with a rice milling shaft on a rice milling mechanism, the moving direction of the spring seat is limited through the limiting rod, and the limiting rod penetrates through the middle part of the spring to enable the spring to be sleeved on the limiting rod.

The rice outlet of the rice milling mechanism is provided with a polishing mechanism which comprises a polishing shell and a polishing air source, the polishing shell is provided with an air source inlet, the polishing air source enters the polishing shell through the air source inlet, the polishing shell is provided with a rice inlet and a rice outlet, a vortex groove which is in the same direction as the polishing air source is arranged in the polishing shell, the vortex groove changes the polishing air source entering the polishing shell into vortex air to drive rice vortex entering the polishing shell through the rice inlet to move and polish, the inner diameter of the vortex groove in the polishing shell is gradually reduced towards the rice outlet, the vortex groove is conical to accelerate the vortex air, the vortex groove is made of polyurethane, the polyurethane vortex groove is used for preventing rice from being collided rigidly, the conical vortex groove has the conical taper of 5-16 degrees, the polishing shell is made of polyurethane vortex sleeves with vortexes on the inner wall, the vortex groove is arranged on the inner wall of the lower half part of the polishing shell in the polishing air source direction in the polishing shell, the air source inlet is communicated with the air outlet of the polishing fan through a pipeline, the polishing air source direction can be the same as or different from the meter inlet direction, part of the structure of the vortex groove is arranged on the inner wall of the polishing shell, and the vortex groove can enable air entering the polishing shell to be vortex air.

The cold grinding mechanism comprises a cold grinding fan, an air cooling inlet is formed in the rice grinding shell, the air cooling inlet is formed in the rice grinding shell on the side face corresponding to the rice bran outlet, an air outlet of the cold grinding fan is connected with the air cooling inlet in the rice grinding shell, the rice bran guide pipe is a horn-shaped rice bran guide pipe, the opening end of the horn-shaped rice bran guide pipe is connected with the rice bran outlet, the reducing end of the horn-shaped rice bran guide pipe is connected with a rice bran sucking machine through a pipeline, the power of the cold grinding fan is smaller than that of the rice bran sucking machine, and the rice bran sucking machine is driven by a rice bran sucking motor.

The rice conveying mechanism comprises a conveying fan, a rice conveying pipe and a rice dropping pipe, wherein the rice outlet shell is connected with the rice milling shell, the left side and the right side of the rice outlet shell are respectively provided with a rice outlet and a rice conveying port, the rice conveying port is connected with an air outlet of the conveying fan, the rice conveying port is connected with the rice conveying pipe, one end of the rice conveying pipe is connected with the rice outlet, the other end of the rice conveying pipe extends to the upper part of the rice mill and is connected with the rice dropping pipe, and the rice receiving height is set through the height of the rice dropping pipe.

The rice conveying pipe in the rice conveying mechanism is connected with the rice dropping pipe through the three-way pipe, one end of the straight pipe of the three-way pipe is connected with the rice conveying pipe, the filter screen is arranged inside the other end of the straight pipe of the three-way pipe and is connected with the rice powder collecting bag, the vertical pipe of the three-way pipe is connected with the rice dropping pipe, and the rice conveying pipe is arc-shaped.

The automatic packaging mechanism comprises a paper bag containing box, a left side sucker, a right side sucker, a first cylinder, a second cylinder and a third cylinder, the paper bag containing box is provided with an opening at the left end and is connected with the machine body, the paper bag containing box is connected with the first cylinder which drives the paper bag containing box to move left and right, the left side surface of the paper bag containing box is provided with a left side surface sucker which is connected with a second air cylinder driving the left side surface sucker to move up and down, a right side surface sucker is arranged below the paper bag containing box and is connected with a third air cylinder which drives the right side surface sucker to move left and right, drive container bag containing box, left surface sucking disc and right flank sucking disc action respectively through first cylinder, second cylinder and third cylinder and realize that the confession bag of container bag, take off and open, left surface sucking disc and right flank sucking disc are connected with the air supply through the air duct respectively.

A fourth cylinder is arranged below a left side sucker in the automatic packaging mechanism, an output shaft of the fourth cylinder is connected with a push plate, and the paper bag which is opened and filled with rice is pushed to a discharge hole through the push plate.

The paper bag containing box in the automatic packaging mechanism is internally provided with the jacking air bag, the left end of the jacking air bag is provided with a paper bag push plate connected with the jacking air bag, the jacking air bag is arranged at the right end of the paper bag containing box and is in contact with the side surface of the paper bag in the paper bag containing box, and the jacking air bag is connected with an air source through the air guide pipe.

The machine body is provided with an electronic weighing module which is arranged on the rice conveying pipe or the rice discharging pipe or the machine body, and rice is weighed through the electronic weighing module.

The feed bin is internally provided with an ultraviolet ozone disinfection and sterilization device.

Due to the adoption of the structure, the rice milling machine has the advantages of simple structure, convenience in use, good rice milling effect, high rice milling efficiency, high rice yield, good user experience effect, cost saving and the like.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a schematic view of the structure of the rice milling shaft in the invention.

Fig. 5 is a schematic view of the structure of the rice milling sieve of the present invention, 5-1 is a top view, and 5-2 is a right side view.

FIG. 6 is a schematic structural view of the rice transporting mechanism of the present invention.

Fig. 7 is a schematic structural view of a rice milling precision adjusting mechanism in the invention.

FIG. 8 is a schematic view showing the structure of the scroll polishing mechanism of the present invention, wherein 8-1 is a front view, and 8-2 is a sectional view of a polishing housing.

FIG. 9 is a schematic structural view of a quantitative conveying trash removing mechanism in the present invention, wherein 9-1 is a front view, 9-2 is a schematic structural view of a trash removing cylinder, 9-3 is a sectional view A-A of 9-2, and 9-4 is a right side view of 9-2.

Fig. 10 is a schematic structural view of an automatic packaging mechanism in the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in the attached drawings, the rice mill is provided with a machine body 1 and is characterized in that a bin 2 is arranged in the machine body 1, a rice milling shell 3 and a rice discharging shell 4 are arranged on the machine body 1 below the bin 2, the bin 2 is connected with the rice milling shell 3 through a quantitative conveying and impurity removing mechanism, a rice milling mechanism for breaking rice husks is arranged in the rice milling shell 3, a rice bran outlet on the side surface of the rice milling shell 3 is connected with a rice bran sucking machine 6 through a rice bran guide pipe 5, the rice bran sucking machine 6 is connected with a rice bran collecting part through a rice bran conveying pipe, the rice bran sucking machine 6 is driven through a bran sucking motor 7, a cold grinding mechanism for reducing the working temperature of the rice milling mechanism is arranged on the rice milling shell 3, a rice outlet of the rice milling shell 3 is connected with the rice discharging shell 4, the rice discharging shell 4 is respectively connected with a rice milling precision adjusting mechanism and a rice conveying mechanism, a rice conveying end of the rice conveying mechanism extends to the upper end of the machine body 1 and is connected with a rice dropping pipe 8, an automatic packaging mechanism is arranged in the middle of the front side of the machine body 1 below the rice dropping pipe 8, and processed rice is packaged through the automatic packaging mechanism.

Further, the ration carry edulcoration mechanism 56 including carrying motor 9, carrying auger 10, an edulcoration section of thick bamboo 11 and edulcoration piece 12, the output shaft of carrying motor 9 be connected with the connecting axle 13 of carrying auger 10 through the shaft coupling, the outside cover of carrying auger 10 have an edulcoration section of thick bamboo 11, the up end side of an edulcoration section of thick bamboo 11 is equipped with feed inlet 58, is equipped with the edulcoration dogtooth on the inside circumference of lower extreme of an edulcoration section of thick bamboo 11, the connecting axle 13 lower extreme of carrying auger 10 extend the edulcoration dogtooth 57 position of an edulcoration section of thick bamboo 11, extend to be equipped with the edulcoration piece 12 of being connected with connecting axle 13 on the connecting axle 13 circumference at the edulcoration dogtooth 57 position of an edulcoration section of thick bamboo 11, an edulcoration section of thick bamboo 11 and carrying motor 9 connect on the inner wall of feed bin 2 through the link.

Above-mentioned quantitative conveying shaker inside because this mechanism has wholly established feed bin 2, the up end side of an impurity removal section of thick bamboo 11 is equipped with the feed inlet, and then the material gets into in the impurity removal section of thick bamboo 11 from the feed inlet, owing to be equipped with the feed inlet, the rotation of conveying motor 9 can extrude away rice through the feed inlet when not carrying corn, can not produce the condition of conveying motor 9 rotation damage, the feed inlet has played the effect of release, and the lower tip of an impurity removal section of thick bamboo 11 has set up impurity removal dogtooth 57 and edulcoration piece 12 cooperation structure, can be with the preliminary breakage of impurity such as bold clod in the corn in the feed bin 2, avoid the bold to produce the destruction to rice milling shaft and rice milling sieve in the rice milling mechanism in the mud piece gets into rice milling mechanism, and then the bold after the breakage is sieved by the screen cloth in getting into rice milling mechanism.

Further, rice milling mechanism include rice milling motor 14, rice milling axle 15, rice milling sieve 16, rice milling axle 15 establish in rice milling casing 3, the rear end of rice milling axle 15 stretches out rice milling casing 3 and is connected with rice milling motor 14, be equipped with the feed inlet on the rice milling casing 3 of the helicla flute 17 top at rice milling axle 15 middle part, the rice milling muscle outside cover of the preceding tip of rice milling axle 15 has rice milling sieve 16, the rice milling muscle divide into reinforcing bar portion 18, resin portion 19 and rubber portion 20 towards the front side by the rear end, reinforcing bar portion 18, resin portion 19 and rubber portion 20 respectively with rice milling axle 15 fixed connection, rice milling sieve 16 the side be equipped with the rice bran export, the sieve pore on the length direction of rice milling sieve 16 divide into anterior sieve pore 21, middle part sieve pore 22 and rear part sieve pore 23, anterior sieve pore 21, middle part sieve pore 22 and rear part sieve pore 23 the length the same, the width of anterior sieve pore 21 is less than the width of sieve pore in middle part 22, the width of the middle screen opening 22 is smaller than the width of the rear screen opening 23.

Further, the length of reinforcing bar portion 18, the length of resin portion 19 and the length of rubber portion 20 increase in proper order, rice milling muscle and 15 axis contained angles of husk rice axle be 3, husk rice axle 15 on be equipped with the mounting groove of installation rice milling muscle, be equipped with mounting hole 24 on the husk rice axle 15 of mounting groove side, reinforcing bar portion 18, resin portion 19 and the rubber portion 20 of husk rice axle 15 insert the mounting groove respectively and pass the mounting bolt locking connection in the mounting hole 24, the rear end of reinforcing bar portion 18 of husk rice axle 15 extend to the front end position of helicla flute 17.

Further, the included angle between the axial line of the strip-shaped front sieve mesh 21, the axial line of the middle sieve mesh 22 and the axial line of the strip-shaped rear sieve mesh 23 and the axial line of the cylindrical sieve body is 15-30 degrees, the included angle between the axial line of the strip-shaped front sieve mesh 21, the axial line of the middle sieve mesh 22 and the axial line of the strip-shaped rear sieve mesh 23 and the axial line of the cylindrical sieve body is optimized to be 23 degrees, the width of the rear sieve mesh 23 is 1.3-1.4mm, the width of the middle sieve mesh 22 is 1.1-1.25mm, the width of the front sieve mesh 21 is 0.9-1.05mm, the width of the rear sieve mesh 23 is optimized to be 1.35mm, the width of the middle sieve mesh 22 is optimized to be 1.2mm, the width of the front sieve mesh 21 is optimized to be 1mm, the distance between the sieve meshes of the strip-shaped front sieve mesh 21, the middle sieve mesh 22 and the rear sieve mesh 23 in the length direction is 1.2-1.8mm, and the distance between the strip-shaped front sieve mesh 21, the strip-shaped front sieve mesh 23, the strip-shaped front sieve mesh, The distance between the screen holes in the middle screen hole 22 and the rear screen hole 23 in the length direction of the screen holes is 1.5mm, and the screen holes are mutually spliced to form an integral screen.

In the rice milling mechanism, the rice milling ribs on the rice milling shaft 15 are divided into the steel rib part 18, the resin part 19 and the rubber part 20, so that the steel rib part 18 can perform preliminary rice milling on rice, the hard resin part 19 and the flexible rubber part 20 can further perform slight rice milling on the rice husks milled off by the steel rib part 18, and thus the finished rice inside the rice husks is not broken, the rice milling effect and the rice milling rate are increased, the length unit shown in fig. 4 is mm, the steel rib part 18 in the rice milling shaft 15 is 45mm, the resin part 19 is 50mm and the rubber part 20 is 60mm, as the sieve pores in the length direction of the rice sieve 16 are divided into the front sieve pore 21, the middle sieve pore 22 and the rear sieve pore 23, the large sieve pores of the rear sieve pore 23 can remove large-particle impurities rolled, the middle sieve pores of the preliminary sieve pores of the middle sieve pores 22 remove small-particle impurities primarily rolled, and the small sieve pores of the front sieve pores 21 remove the impurities in the rice milled rice, avoid rice to be discharged along with the sieve pores.

Further, rice milling precision adjustment mechanism include driving motor 25, rocking arm 26, spring holder 27, spring 64, baffle 28, pressure sensor 29, driving motor 25 establish in a rice casing 4 outside and with a rice casing 4 fixed connection, driving motor 25's output is articulated mutually through pressure sensor 29 and rocking arm 26's one end, rocking arm 26's middle part is articulated mutually with a rice casing 4, rocking arm 26's the other end is articulated with the front end of spring holder 27, spring holder 27's front end stretches into in a rice casing 4 and links to each other with baffle 28 through spring 64, baffle 28 edge is close to rice milling casing 3's discharge gate and is equipped with out the rice clearance between the rice milling sieve 16, through pressure sensor 29 control driving motor 25's revolution, and then control rocking arm 26's swing distance, final control goes out the rice precision.

Further, spring holder 27's middle part be equipped with spacing hole, 28 middle parts of baffle be equipped with and pass the hole, spacing downthehole gag lever post 30 that is equipped with, gag lever post 30 passes spacing hole and is connected with rice milling shaft 15 on the rice milling machine structure through passing the hole, it is spacing to spring holder 27 direction of movement through gag lever post 30, gag lever post 30 pass the spring middle part and make spring 64 cover on gag lever post 30.

Above-mentioned rice milling accuracy adjustment mechanism in pressure sensor 29 be connected with the controller, the controller is connected with driving motor 25, driving motor 25 is established to servo motor, through pressure sensor 29 sensing pressure value, transmit pressure value for the controller, the controller sets for required pressure value, rethread controller control servo motor work, and then adjust servo motor and drive the rocking arm motion, realize the pressure value of control baffle 28 and rice milling exit, and then control out the rice precision, the spring is restricted deformation on the straight line direction by gag lever post 30, the accuracy control effect is better, and owing to be equipped with rocking arm 26, rocking arm 26 has established the outside at a rice casing 4, baffle 28 can open completely under the effect of pressure, can not restricted by rocking arm 26.

Furthermore, a rice milling vortex polishing mechanism is arranged at a rice outlet of the rice milling mechanism and comprises a polishing shell and a polishing air source, an air source inlet 32 is arranged on the polishing shell, the polishing air source enters the polishing shell through the air source inlet 32, a rice inlet 60 and a rice outlet 59 are arranged on the polishing shell, a vortex groove 33 which is in the same direction as the polishing air source is arranged in the polishing shell, the vortex groove 33 changes the polishing air source entering the polishing shell into vortex air and further drives a rice vortex entering the polishing shell through the rice inlet 60 to move and polish, the inner diameter of the vortex groove 33 in the polishing shell is gradually reduced towards the rice outlet 59, the vortex groove 33 is conical, the vortex air is accelerated, the vortex groove 33 is made of polyurethane, the polyurethane vortex groove 33 is used for preventing hard collision of rice, the conical vortex groove 33 has the conical taper of 5-16 degrees, the polishing shell is characterized in that a polyurethane vortex with a vortex on the inner wall is sleeved on the inner wall of the lower half part of the polishing shell in the polishing air source direction in the polishing shell, an air source inlet 32 is communicated with an air outlet of a polishing fan 31 through a pipeline, part of a vortex groove 33 is structurally arranged on the inner wall of the polishing shell, and the part of the vortex groove 33 can enable air entering the polishing shell to be vortex air.

The polishing shell and the rice outlet shell 4 are in the same structure, a rice inlet on the rice outlet shell 4 is communicated with an outlet of a rice milling mechanism, the lower side of the rice outlet shell 4 is arc-shaped, an air source inlet 32 is arranged at the position of the side surface vertical to the rice inlet, an air source inlet 32 in the direction of a polishing air source in the vortex polishing mechanism is arranged to be vertical to the direction of a rice inlet 60 on the polishing shell, the rice inlet 60 of the rice milling vortex polishing mechanism can be directly connected with the rice outlet of the rice milling mechanism or connected with the rice outlet of the rice milling mechanism through a rice conveying pipe, the air source inlet 32 of the rice milling vortex polishing mechanism is communicated with an air outlet of a polishing fan 31, when the polishing machine works, the polishing fan 31 is started, the polishing air source of the polishing fan 31 is changed into vortex air in the polishing shell 4 under the action of a vortex groove 33 in the polishing shell 4, and the vortex air enables the rice entering the shell to move and rub towards the periphery, further, since the spiral groove 33 is tapered, the polishing effect is improved by accelerating the vortex wind and further accelerating the rice, increasing the friction force between the rice and the spiral groove 33.

Further, cold mill mechanism include cold mill fan 34, husk rice casing 3 on be equipped with the forced air cooling import, the forced air cooling import establish on the husk rice casing 3 of the rice bran export correspondence side, the air outlet of cold mill fan 34 is connected with the forced air cooling import on the husk rice casing 3, lead chaff pipe 5 and establish to loudspeaker form, the open end that the chaff pipe 5 was led to loudspeaker form is connected with the rice bran export, the throat end of loudspeaker form lead chaff pipe 5 is through the pipeline with inhale chaff machine 6 and be connected, cold mill fan 34 power be less than inhale chaff machine 6 power, inhale chaff machine 6 through inhaling chaff motor 7 drive.

The aforesaid cold grinding mechanism in owing to inhale bran machine 6 that bran motor 7 drove by rice milling axle 15 and rice milling sieve 16 after the broken shell of mutual friction in the rice bran and inhale the rice bran collection portion, simultaneously owing to the setting of cold grinding fan 34, will be blown the refrigeration by the in-process of rice milling sieve 16 and rice milling axle 15 rice milling through cold grinding fan 34, guaranteed the cold grinding effect, owing to the existence of cold grinding fan 34, also assist the rice bran simultaneously and be taken out in the rice bran collection portion.

Further, defeated rice mechanism including conveying fan 35, defeated rice pipe 36, rice pipe 8 falls, play rice casing 4 be connected with husk rice casing 3, the left and right sides of going out rice casing 4 is equipped with out the rice mouth respectively and send the rice mouth, send the gas outlet of rice mouth and conveying fan 35 to be connected, send the rice mouth to be connected with defeated rice pipe 36, the one end of defeated rice pipe 36 be connected with a rice mouth, the other end of defeated rice pipe 36 extends the top of rice mill and is connected with rice pipe 8 falls, connects the rice height through rice pipe 8's high setting.

Further, the rice conveying pipe 36 in the rice conveying mechanism is connected with the rice dropping pipe 8 through a three-way pipe 37, one end of the straight pipe of the three-way pipe 37 is connected with the rice conveying pipe 36, a filter screen 38 is arranged inside the other end of the straight pipe of the three-way pipe 37 and is connected with a rice flour collecting bag 61, the vertical pipe of the three-way pipe 37 is connected with the rice dropping pipe 8, and the rice conveying pipe 36 is arc-shaped.

Above-mentioned defeated rice mechanism owing to be equipped with conveying fan 35, conveying fan 35 carries the upside to the rice mill along defeated rice pipe 36 with the rice of rice outlet department of rice mill, owing to be equipped with filter screen 38, in filter screen 38 takes out garrulous rice and rice flour to the rice flour collection bag, the finished product rice that is not filtered falls down to in falling rice pipe 8, conveying fan 35's power according to the high design of rice mill, the rice of guaranteeing the rice outlet output of rice mill can be carried to the top position of rice mill, simple structure, carry effectually, change and connect rice height, be convenient for the customer to get rice, needn't bend the knee and bow, above-mentioned conveying fan 35 establishes the rice outlet department at intelligent look selection machine 48.

Further, automatic packaging mechanism include container bag containing box 39, left surface sucking disc 40, right surface sucking disc 41, first cylinder 42, second cylinder 43, third cylinder 44, container bag containing box 39 establish to the left end opening and be connected with organism 1, container bag containing box 39 through drive container bag containing box 39 remove about first cylinder 42 be connected, container bag containing box 39's left side be equipped with left surface sucking disc 40, left surface sucking disc 40 through drive left surface sucking disc 40 second cylinder 43 that reciprocates be connected, container bag containing box 39 below be equipped with right surface sucking disc 41, right surface sucking disc 41 through drive right surface sucking disc 41 remove about third cylinder 44 be connected, drive container bag containing box 39, left surface sucking disc 40 and right surface sucking disc 41 respectively through first cylinder 42, second cylinder 43 and third cylinder 44 and move the confession bag that realizes the container bag of container bag, left surface sucking disc 40 and right surface sucking disc 41 moves, And the left side sucker 40 and the right side sucker 41 are respectively connected with an air source through air ducts.

Further, a fourth air cylinder 45 is arranged below the left side surface sucker 40 in the automatic packaging mechanism, an output shaft of the fourth air cylinder 45 is connected with a push plate 46, and the paper bag which is opened and filled with rice is pushed to a discharge hole through the push plate 46.

Further, left side sucking disc 40 fixed through left side board 62, be equipped with at least one sucking disc on the left side board, use 3 in this patent, the left side board is connected with second cylinder 43.

Further, right flank sucking disc 41 fixed through right side board 63, be equipped with at least one sucking disc on the right side board, use 3 in this patent, the right side board is connected with third cylinder 44.

Further, the paper bag containing box 39 is fixed on the machine body 1 of the rice mill through a sliding rail, and the first air cylinder 42, the second air cylinder 43, the third air cylinder 44 and the fourth air cylinder 45 are respectively and fixedly connected with the machine body 1 of the rice mill.

Further, in the automatic packaging mechanism, a jacking air bag 65 is arranged in the paper bag containing box 39, a paper bag push plate 66 connected with the jacking air bag 65 is arranged at the left end of the jacking air bag 65, the jacking air bag 65 is arranged at the right end of the paper bag containing box 39 and is in contact with the side surface of the paper bag in the paper bag containing box 39, and the jacking air bag 65 is connected with an air source through an air duct 67.

Further, an electronic weighing module 47 is arranged on the machine body 1, the electronic weighing module 47 is arranged on the rice conveying pipe 36 or the rice discharging pipe or the machine body 1, and rice is weighed through the electronic weighing module 47.

Further, an ultraviolet ozone disinfection and sterilization device is arranged in the stock bin 2.

The conveying motor 9 and the rice milling motor 14 are synchronously controlled by the same frequency converter, so that the ratio of the feeding amount to the milling amount is unchanged; the rice milling motor 14 is connected with a rice milling shaft 15 through a frequency converter, the rotating speed of the rice milling motor 14 is controlled through the frequency converter, the rice milling effect is adjusted at variable speed, the rice milling motor 14 and a bran sucking motor 7 are separately arranged and respectively drive the rice milling shaft 15 and the bran sucking machine 6 independently, the rotating speed of the rice milling shaft 15 can be controlled through the frequency converter independently, an intelligent color sorter 48 is arranged on a rice output pipe 36, rice is screened through the intelligent color sorter 48, the intelligent color sorter 48 is arranged on the rear side of a rice outlet of a rice milling and polishing mechanism, a rice outlet of the rice milling and polishing mechanism is communicated with a rice inlet of the intelligent color sorter 48, the milled rice is polished by the rice milling and polishing mechanism and then enters the rice dropping pipe 8 after being selected by the intelligent color sorter 48, a rice outlet of the intelligent color sorter 48 is conveyed into the rice dropping pipe 8 through a conveying fan 35, a rice taking port 49 is arranged in the middle of the machine body 1, and a sealing door 50 is arranged on the rice taking port 49, the sealing door 50 is connected with a fifth cylinder 51, the sealing door 50 is opened and closed through the fifth cylinder 51, the rice dropping pipe 8 is connected through a sixth cylinder 52, the sixth cylinder 52 drives the rice dropping pipe 8 to move downwards into an opened paper bag, a feeding port communicated with the bin 2 is arranged on the machine body 1, the feeding port can be divided into an automatic feeding port 53 and a manual feeding port, the automatic feeding port 53 is used for feeding materials through an external automatic feeding machine, a rice bran discharging port is arranged on a rice bran collecting part, the rice bran discharging port is used for collecting rice bran in a rice bran collecting part through an automatic bran sucking machine 6, each cylinder provides an air source through an oil-free silent compressor 54 and an air filter 55, the mechanisms are combined into a programmable control device and are integrally connected, each part of the mechanisms in the rice mill are integrally connected through a controller, the controller respectively controls the work of each mechanism, and then has the functions of software control, network control, GPS and internet of things, forming an automatic rice mill.

When the invention is used, firstly a customer selects one of 5-minute embryo rice, 7-minute embryo rice and 9-minute embryo rice, the pressure of a baffle 28 in a rice milling precision adjusting mechanism is controlled by selecting the kind of the embryo rice, secondly the weight of the milled rice is selected, and then payment is finished, the equipment can automatically open a quantitative conveying and impurity removing mechanism 56 in a bin 2 to convey a certain amount of rice into the rice milling mechanism in a rice milling shell 3, the rice milling mechanism mills the rice, the milled rice enters a rice discharging shell 4, then the rice is polished by vortex wind generated by a vortex groove 33 in the rice milling vortex polishing mechanism and then is output, then the rice enters an intelligent color selector 48 for color selection, an electronic weighing module 47 meters, when the weight selected by the customer is reached, a rice milling motor 14 stops, the metered rice enters an opened paper bag through a rice dropping pipe 8, then a fifth air cylinder 51 opens a sealing door 50, the rice milling machine has the advantages of simple structure, convenience in use, good rice milling effect, high rice milling efficiency, high rice output rate, good user experience effect, cost saving and the like.

Claims

1. A rice mill is provided with a machine body and is characterized in that a bin is arranged in the machine body, a rice milling shell and a rice discharging shell are arranged on the machine body below the bin, the bin is connected with the rice milling shell through a quantitative conveying and impurity removing mechanism, a rice milling mechanism for crushing rice hulls is arranged in the rice milling shell, a rice bran outlet on the side surface of the rice milling shell is connected with a rice bran sucking machine through a bran guiding pipe, the rice bran sucking machine is connected with a rice bran collecting part through a bran conveying pipe, the rice bran sucking machine is driven by a bran sucking motor, a cold grinding mechanism for reducing the working temperature of the rice milling mechanism is arranged on the rice milling shell, a rice outlet of the rice milling shell is connected with the rice discharging shell, the rice discharging shell is respectively connected with a rice milling precision adjusting mechanism and a rice conveying mechanism, the rice conveying end of the rice conveying mechanism extends to the upper end of the machine body and is connected with a rice dropping pipe, an automatic packaging mechanism is arranged in the middle of the front side of the machine body below the rice dropping pipe, through the encapsulation of the good rice of automatic packaging mechanism will handling, ration carry edulcoration mechanism including carrying motor, transport auger, an edulcoration section of thick bamboo and edulcoration piece, the output shaft of transport motor be connected through the shaft coupling with the connecting axle of carrying the auger, the outside cover of transport auger have an edulcoration section of thick bamboo, the last terminal side of an edulcoration section of thick bamboo is equipped with the feed inlet, be equipped with the edulcoration dogtooth on the inside circumference of lower extreme of an edulcoration section of thick bamboo, the connecting axle lower extreme of transport auger extend to the edulcoration dogtooth position of an edulcoration section of thick bamboo, be equipped with the edulcoration piece of being connected with the connecting axle on the connecting axle circumference of the edulcoration dogtooth position of extending to an edulcoration section of thick bamboo, an edulcoration section of thick bamboo and carrying motor connect on the inner wall of feed bin through the link, husking mechanism include husking motor, husking axle, husking sieve, the husking axle establish in the husking shell, the rear end of husking axle stretches out husking shell and is connected with husking motor, the husk rice casing of the helicla flute top at husk rice axle middle part is equipped with the feed inlet, and the husk rice muscle outside cover of the front end portion of husk rice axle has the rice mill sieve, the husk rice muscle divide into reinforcing bar portion, resin portion and rubber portion towards the front side by the rear end, reinforcing bar portion, resin portion and rubber portion respectively with husk rice axle fixed connection, the length of reinforcing bar portion, the length of resin portion and the length of rubber portion increase in proper order, husk rice muscle and husk rice axle axis contained angle be 3-7.5, the husk rice epaxial mounting groove that is equipped with installation rice mill muscle, the husk rice epaxial mounting hole that is equipped with of mounting groove side, the reinforcing bar portion, resin portion and the rubber portion of husk rice axle insert the mounting groove respectively and pass the mounting bolt locking connection in the mounting hole, the rear end of the reinforcing bar portion of husk rice axle extend to the front end position of helicla flute, the side of husk rice sieve be equipped with the rice bran export, the rice milling mechanism is characterized in that sieve holes in the length direction of a rice milling sieve are divided into front sieve holes, middle sieve holes and rear sieve holes, the front sieve holes, the middle sieve holes and the rear sieve holes are the same in length, the width of each front sieve hole is smaller than that of each middle sieve hole, the width of each middle sieve hole is smaller than that of each rear sieve hole, the included angle between the length direction axis of each strip-shaped front sieve hole, the included angle between the length direction axis of each middle sieve hole and that of each rear sieve hole and the axis of a cylindrical sieve body is 15-30 degrees, the width of each rear sieve hole is 1.3-1.4mm, the width of each middle sieve hole is 1.1-1.25mm, the width of each front sieve hole is 0.9-1.05mm, the distance between each strip-shaped front sieve hole, each middle sieve hole and each rear sieve hole in the sieve holes and the length direction of the sieve holes is 1.2-1.8mm, and the sieve holes are mutually spliced to form an integral sieve mesh.

2. The rice mill of claim 1, wherein the rice milling precision adjusting mechanism comprises a driving motor, a rocker arm, a spring seat, a spring, a baffle plate and a pressure sensor, the driving motor is arranged outside the rice discharging shell and fixedly connected with the rice discharging shell, the output end of the driving motor is hinged with one end of the rocker arm through the pressure sensor, the middle part of the rocker arm is hinged with the rice discharging shell, the other end of the rocker arm is hinged with the front end of the spring seat, the rear end of the spring seat extends into the rice discharging shell and is connected with the baffle plate through the spring, and the edge of the baffle plate is close to a discharging port of the rice milling shell and is provided with a rice discharging gap between the baffle plate and the rice milling sieve.

3. The rice mill of claim 1, wherein said cold rolling mechanism includes a cold rolling fan, said rice milling housing having an air cooling inlet, said air cooling inlet being disposed on the rice milling housing on a side corresponding to the rice bran outlet, an air outlet of the cold rolling fan being connected to the air cooling inlet of the rice milling housing.

4. The rice mill of claim 1, wherein the rice-transporting mechanism comprises a transporting fan, a rice-transporting tube and a rice-dropping tube, the rice-discharging housing is connected with the rice-milling housing, the left side and the right side of the rice-discharging housing are respectively provided with a rice outlet and a rice-transporting outlet, the rice-transporting outlet is connected with an air outlet of the transporting fan, the rice-transporting outlet is connected with the rice-transporting tube, one end of the rice-transporting tube is connected with the rice outlet, the other end of the rice-transporting tube extends to the upper part of the rice mill and is connected with the rice-dropping tube, and the rice-receiving height is set by the height of the rice-dropping tube.

5. The rice mill as claimed in claim 1, wherein the automatic packaging mechanism comprises a paper bag storage box, a left side sucker, a right side sucker, a first cylinder, a second cylinder and a third cylinder, the paper bag storage box is provided with an opening at the left end and is connected with the machine body, the paper bag storage box is connected with the first cylinder through driving the paper bag storage box to move left and right, the left side of the paper bag storage box is provided with the left side sucker, the left side sucker is connected with the second cylinder through driving the left side sucker to move up and down, the right side sucker is arranged below the paper bag storage box and is connected with the third cylinder through driving the right side sucker to move left and right, and the first cylinder, the second cylinder and the third cylinder respectively drive the paper bag storage box, the left side sucker and the right side sucker to move to realize bag supply, bag supply and bag supply of paper bags, The left side sucker and the right side sucker are respectively connected with an air source through air ducts.

6. The rice mill as claimed in claim 5, wherein the paper bag container of the automatic packaging mechanism is provided with a jacking air bag, the jacking air bag is arranged at the right end of the paper bag container and contacts with the side surface of the paper bag in the paper bag container, and the jacking air bag is connected with an air source through an air duct.

7. The rice mill as claimed in claim 1, wherein an ultraviolet ozone sterilization and disinfection device is disposed in the bin.