阅读说明：本技术 一种打米机 (Rice milling machine ) 是由 李飞 张林宇 黄家军 于 2019-12-10 设计创作，主要内容包括：本发明公开了一种打米机,包括机架、料仓、碾米仓、负压仓、出米通道、出米精度调节装置、储米斗、糠斗、料仓称重单元、储米斗称重单元、糠斗称重单元；负压仓内设置有第一抽风管和第二抽风管,负压风机通过第一抽风管与碾米仓连通,负压风机通过第二抽风管与出米通道连通；出米精度调节装置调节碾米仓出米口外的压力,进而决定了出米的精度；料仓称重单元、储米斗称重单元、糠斗称重单元分别设置在料仓、储米斗、糠斗下方,分别用于称量料仓内物料的质量、糠斗内糠壳的质量和储米斗内米的质量。本发明将稻谷脱皮处理变成可食用的芽米,并且能够从去壳程度、出米精度和出米质量三个方面提高出米的品质,方便使用。(The invention discloses a rice milling machine which comprises a rack, a bin, a rice milling bin, a negative pressure bin, a rice discharging channel, a rice discharging precision adjusting device, a rice storage hopper, a bran hopper, a bin weighing unit, a rice storage hopper weighing unit and a bran hopper weighing unit, wherein the bin is arranged on the rack; a first exhaust pipe and a second exhaust pipe are arranged in the negative pressure bin, a negative pressure fan is communicated with the rice milling bin through the first exhaust pipe, and the negative pressure fan is communicated with the rice outlet channel through the second exhaust pipe; the rice outlet precision adjusting device adjusts the pressure outside the rice outlet of the rice milling bin, so that the rice outlet precision is determined; the bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit are respectively arranged below the bin, the rice storage hopper and the bran hopper and are respectively used for weighing the mass of materials in the bin, the mass of bran shells in the bran hopper and the mass of rice in the rice storage hopper. The invention changes the hulling treatment of the paddy into the edible sprouted rice, can improve the quality of the rice from three aspects of hulling degree, rice discharging precision and rice discharging quality, and is convenient to use.)

1. A rice milling machine comprises a frame, and is characterized in that a bin, a rice milling bin, a negative pressure bin, a rice discharging channel, a rice discharging precision adjusting device, a rice storage hopper, a bran hopper, a bin weighing unit, a rice storage hopper weighing unit and a bran hopper weighing unit are arranged on the frame;

a negative pressure fan is arranged in the negative pressure bin, a first exhaust pipe and a second exhaust pipe are arranged at the air inlet end of the negative pressure fan, the negative pressure fan is communicated with the rice milling bin through the first exhaust pipe, the negative pressure fan is communicated with the rice discharging channel through the second exhaust pipe, the negative pressure fan respectively extracts waste chaff from the rice milling bin and the rice discharging channel, and the air exhaust end of the negative pressure fan is communicated with a chaff bucket;

the rice outlet precision adjusting device comprises an adjusting screw rod and a screw rod shaft sleeve in threaded connection with the adjusting screw rod, a screw rod driving mechanism is arranged at one end of the adjusting screw rod, an adjusting support is fixedly connected below the screw rod shaft sleeve, a fixing pin penetrates through the adjusting support, a spring is sleeved outside the fixing pin, one end of the spring is connected with the adjusting support, and a rice outlet pressing sheet is arranged at the other end of the spring;

the bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit are respectively arranged below the bin, the rice storage hopper and the bran hopper and are respectively used for weighing the mass of materials in the bin, the mass of bran shells in the bran hopper and the mass of rice in the rice storage hopper.

2. The rice husking machine as claimed in claim 1, wherein the rice husking bin comprises a rice husking mechanism, a rice husking bin feeding port, a rice husking bin rice outlet and a rice husking bin bran outlet, the rice husking bin feeding port is communicated with the bin, the rice outlet tabletting is pressed outside the rice husking bin rice outlet, the rice outlet channel is communicated with the rice husking bin rice outlet, the rice outlet channel is a vertical closed channel, and the rice husking bin bran outlet is communicated with the negative pressure bin.

3. The rice milling machine as claimed in claim 2, wherein a plurality of spaced blanking baffles are arranged in the rice outlet channel, and the blanking baffles are respectively arranged on two sides of the inner wall of the rice outlet channel.

4. The rice milling machine as claimed in claim 1, wherein the rice discharging precision adjusting device further comprises balance pins penetrating both sides of the adjusting bracket, a balance spring is sleeved outside the balance pins, one end of the balance spring is connected to the adjusting bracket, and the other end of the balance spring is connected to the rice milling bin.

5. The rice milling machine as claimed in claim 1, wherein a spiral feeding mechanism is arranged in the bin, and the spiral feeding mechanism comprises a pushing worm and a pushing motor for driving the pushing worm to rotate.

6. The rice milling machine according to claim 1, wherein a bin rice outlet adjusting device is arranged below the bin, the bin rice outlet adjusting device comprises a lead screw, a sliding table which slides along the lead screw is arranged on the lead screw, a discharging blocking piece is arranged on the sliding table, and the discharging blocking piece is driven by the sliding table to block or open the discharge port of the bin.

7. The rice mill of claim 1, characterized in that the side walls of the bin are provided with glass windows for easy observation.

8. The rice milling machine according to claim 1, wherein a feeding device is further arranged on the side surface of the storage bin, the feeding device comprises a feeding motor and a feeding pipe, a feeding pipe feeding port and a feeding pipe discharging port are respectively arranged at two ends of the feeding pipe, the feeding pipe feeding port is arranged below the storage bin, the feeding pipe discharging port is arranged above the storage bin, a feeding screw is arranged in the feeding pipe, a belt pulley is arranged at the bottom of the feeding screw, and the feeding motor drives the belt pulley to rotate.

9. The rice milling machine as claimed in claim 1, wherein the bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit are weighing sensors.

10. The rice polisher as claimed in claim 1, wherein a bag holder is further provided at a side of the rice hopper.

Technical Field

The invention relates to the field of grain husking equipment, in particular to a rice husking machine.

Background

The rice is harvested from the farmland and can not be eaten directly, and is peeled. After the rice is harvested from rice seedlings, a layer of outer skin is also arranged on the surfaces of rice grains, and the rice which is eaten by people usually is obtained after the outer skin is removed. The rice is collected and then dried in the sun to be peeled, the existing machine is developed, a special peeling machine is provided, the dried grains are poured into the machine through a feeding cylinder of the machine, the rice is rolled by the machine, so that seed coats are peeled off, and the edible rice can be obtained.

Disclosure of Invention

The invention aims to provide a rice husking machine which can peel rice to form edible sprouted rice, can improve the quality of the rice from three aspects of husking degree, rice discharging precision and rice discharging quality and is convenient to use.

In order to solve the technical problem, the invention provides a rice milling machine which comprises a rack, wherein a storage bin, a rice milling bin, a negative pressure bin, a rice outlet channel, a rice outlet precision adjusting device, a rice storage hopper, a bran hopper, a storage bin weighing unit, a rice storage hopper weighing unit and a bran hopper weighing unit are arranged on the rack;

the rice milling machine is characterized in that a negative pressure fan is arranged in the negative pressure bin, a first exhaust pipe and a second exhaust pipe are arranged at the air inlet end of the negative pressure fan, the negative pressure fan is communicated with the rice milling bin through the first exhaust pipe, the negative pressure fan is communicated with the rice discharging channel through the second exhaust pipe, the negative pressure fan extracts waste chaff from the rice milling bin and the rice discharging channel respectively, and the air exhaust end of the negative pressure fan is communicated with a chaff bucket.

The rice outlet precision adjusting device comprises an adjusting screw rod and a screw rod shaft sleeve in threaded connection with the adjusting screw rod, a screw rod driving mechanism is arranged at one end of the adjusting screw rod, an adjusting support is fixedly connected to the lower portion of the screw rod shaft sleeve, a fixing pin penetrates through the adjusting support, a spring is sleeved outside the fixing pin, one end of the spring is connected with the adjusting support, and a rice outlet pressing sheet is arranged at the other end of the spring.

The bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit are respectively arranged below the bin, the rice storage hopper and the bran hopper and are respectively used for weighing the mass of materials in the bin, the mass of bran shells in the bran hopper and the mass of rice in the rice storage hopper.

In a preferred embodiment of the invention, the rice milling bin comprises a rice milling mechanism, a rice milling bin feed inlet, a rice milling bin rice outlet and a rice milling bin bran outlet, the rice milling bin feed inlet is communicated with the bin, the rice outlet pressing sheet is pressed outside the rice milling bin rice outlet, the rice outlet channel is communicated with the rice milling bin rice outlet, the rice outlet channel is a vertical closed channel, and the rice milling bin bran outlet is communicated with the negative pressure bin.

In a preferred embodiment of the present invention, the rice discharging channel further comprises a plurality of spaced blanking baffles arranged in the rice discharging channel, and the blanking baffles are respectively arranged on two sides of the inner wall of the rice discharging channel.

In a preferred embodiment of the invention, the rice discharging precision adjusting device further comprises balance pins penetrating through two sides of the adjusting bracket, balance springs are sleeved outside the balance pins, one end of each balance spring is connected to the adjusting bracket, and the other end of each balance spring is connected to the rice milling bin.

In a preferred embodiment of the present invention, the storage bin further comprises a spiral feeding mechanism disposed therein, and the spiral feeding mechanism comprises a pushing worm and a pushing motor for driving the pushing worm to rotate.

In a preferred embodiment of the present invention, the device further comprises a bin rice outlet adjusting device disposed below the bin, the bin rice outlet adjusting device comprises a screw rod, the screw rod is provided with a sliding table sliding along the screw rod, the sliding table is provided with a discharging blocking piece, and the discharging blocking piece is driven by the sliding table to block or open a discharging port of the bin.

In a preferred embodiment of the invention, the storage bin further comprises a glass window which is arranged on the side wall of the storage bin and is convenient to observe.

In a preferred embodiment of the invention, the storage bin further comprises a feeding device arranged on the side surface of the storage bin, the feeding device comprises a feeding motor and a feeding pipe, a feeding pipe feeding port and a feeding pipe discharging port are respectively arranged at two ends of the feeding pipe, the feeding pipe feeding port is arranged below the storage bin, the feeding pipe discharging port is arranged above the storage bin, a feeding screw rod is arranged in the feeding pipe, a belt pulley is arranged at the bottom of the feeding screw rod, and the feeding motor drives the belt pulley to rotate.

In a preferred embodiment of the invention, the storage bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit are weighing sensors.

In a preferred embodiment of the invention, a packaging bag support is further arranged on the side surface of the rice storage hopper.

The invention has the beneficial effects that: the invention provides a rice milling machine convenient for civil use, and can control the rice output quality of the rice milling machine from three aspects:

1. degree of shelling: the invention is provided with a first exhaust pipe and a second exhaust pipe at the air inlet end of a negative pressure fan, the first exhaust pipe is communicated with a bran outlet of a rice milling bin, the second exhaust pipe is communicated with a rice outlet channel, the negative pressure fan is enabled to respectively extract waste bran shells from the rice milling bin and the rice outlet channel, as the bran shells are ground into powder under the milling of the rice milling bin and the rice has certain weight, the bran shells can be extracted without absorbing rice grains by adopting the negative pressure fan, and the bran shells are extracted in the rice milling bin by adopting the first exhaust pipe, as the bran shells and the rice grains are mixed, the bran shells can not be completely extracted in the extraction process, the bran shells and the broken rice grains enter the rice outlet channel together, but in the rice outlet channel, the descending speeds of the bran shells and the rice husks are inconsistent in the falling process, at this time, the bran shells and the rice husks are more easily dispersed, the second exhaust pipe is adopted to more easily extract the rice grains in the rice outlet channel, the secondary shelling effect is achieved;

2. rice discharging precision: according to the rice outlet precision adjusting device, the pressure outside the rice outlet of the rice milling bin is adjusted through the adjusting screw rod, the screw rod shaft sleeve, the spring and the rice outlet pressing sheet, the pressure between the rice outlet pressing sheet and the rice outlet determines the milling pressure of rice, further determines the rice outlet precision, and different specifications of polished rice, germ rice, brown rice and the like can be produced according to different requirements;

3. the rice output quality is as follows: the rice milling machine adopts the bin weighing unit, the rice storage hopper weighing unit and the bran hopper weighing unit which are respectively arranged below the bin, the rice storage hopper and the bran hopper and are respectively used for weighing the mass of materials in the bin, the mass of bran shells in the bran hopper and the mass of rice in the rice storage hopper.

Drawings

FIG. 1 is a schematic view of the rice mill of the present invention;

FIG. 2 is a schematic structural view of a rice milling bin, a negative pressure bin and a rice discharging passage of the invention;

FIG. 3 is a schematic structural view of a rice discharging accuracy adjusting device of the present invention;

FIG. 4 is a schematic view of the structure of the rice discharging passage of the present invention;

FIG. 5 is a schematic structural view of a storage bin of the present invention;

fig. 6 is a schematic structural diagram of the feeding device of the invention.

The reference numbers in the figures illustrate: 1. a storage bin; 2. milling rice; 201. a rice milling mechanism; 202. a feeding hole of the rice milling bin; 203. a rice outlet of the rice milling bin; 204. a bran outlet of the rice milling bin; 3. a negative pressure bin; 301. a first exhaust pipe; 302. a second exhaust pipe; 4. a rice outlet channel; 401. a rice outlet baffle; 5. a rice discharging precision adjusting device; 501. adjusting the screw rod; 502. a lead screw shaft sleeve; 503. a screw rod driving mechanism; 504. adjusting the bracket; 505. a fixing pin; 506. a spring; 507. tabletting at a rice outlet; 508. a balance pin; 509. a balance spring; 6. a rice storage hopper; 7. a bran hopper; 8. a screw feeding mechanism; 801. a pusher worm; 802. a material pushing motor; 9. a bin rice outlet adjusting device; 901. a lead screw; 902. a sliding table; 903. a discharge baffle plate; 10. a feeding device; 1001. a feeding motor; 1002. a feed pipe; 1003. a feed inlet of the feed pipe; 1004. a discharge port of the feeding pipe; 1005. a feeding bin; 1006. a discharge pipe; 1007. a feed screw.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

Referring to fig. 1, an embodiment of the rice milling machine of the present invention includes a frame, and is characterized in that a bin 1, a rice milling bin 2, a negative pressure bin 3, a rice discharge passage 4, a rice discharge precision adjusting device 5, a rice storage hopper 6, a bran hopper 7, a bin weighing unit, a rice storage hopper weighing unit, and a bran hopper weighing unit are arranged on the frame;

specifically, feed bin weighing unit, storage rice fill weighing unit, chaff fill weighing unit are weighing sensor, feed bin weighing unit, storage rice fill weighing unit, chaff fill weighing unit set up respectively in feed bin 1, storage rice fill 6, chaff fill 7 below, are used for weighing the quality of the interior material of feed bin 1, the quality of chaff shell in the chaff fill 7 and the quality of rice in the storage rice fill 6 respectively, after the customer throws the material to feed bin 1, feed bin weighing unit measures the quality of the raw and other materials of throwing the material, beat rice and accomplish the back, store rice and fight weighing unit and measure the quality of rice in the storage rice fill 6, chaff fill weighing unit measures the quality of chaff shell in the chaff fill 7, the customer can be clear sees the quality of raw and other materials, go out the quality of rice and the quality of chaff shell to accomplish clear, transparent quality.

When a user provides raw materials, the sum of the rice quality and the bran shell quality can be calculated to determine whether the raw materials are the quality, so as to judge whether rice swallowing fraud exists; when the user is a buyer, the quality of the purchased rice can be directly input, so that the rice is convenient to purchase; when the user is a merchant, the quality of the raw materials used in the process can be controlled.

Referring to fig. 2, the rice milling bin 2 comprises a rice milling mechanism 201, a rice milling bin feed inlet 202, a rice milling bin rice outlet 203 and a rice milling bin bran outlet 204, the rice milling bin feed inlet 202 is communicated with the bin 1, the rice milling mechanism is an existing rice milling device, can realize separation of rice grains and bran shells, and comprises a rice roller, one end of the rice roller is provided with a driving device for driving the rice roller to rotate, a rice milling cutter is arranged on the roller surface of the rice roller, the rice grains and the bran shells are separated through the rice milling cutter, the bran shells can be milled into powder by the rice milling cutter, a screen is covered on the periphery of the rice roller, the mesh diameter of the screen is larger than that of the powder bran shells and smaller than that of the rice grains, so that the rice grains and the bran shells are separated through the screen, the rice milling bin 2 is prevented from leaking into a bran hopper 7, the rice outlet channel 4 is communicated with the rice milling bin rice outlet 203, and the rice outlet channel 4 is a vertical closed channel, the rice milling bin bran outlet 204 is communicated with the negative pressure bin 3.

A negative pressure fan is arranged in the negative pressure bin 3, a first exhaust pipe 301 and a second exhaust pipe 302 are arranged at the air inlet end of the negative pressure fan, the negative pressure fan is communicated with the rice milling bin 2 through the first exhaust pipe 301, the negative pressure fan is communicated with the rice outlet channel 8 through the second exhaust pipe 302, the air exhaust end of the negative pressure fan is communicated with the chaff hopper 7, the chaff shells become powder under the rolling of the rice milling bin 2, and the rice has certain weight, so the chaff shells can be extracted by adopting the negative pressure fan without sucking rice grains, and the chaff shells are extracted in the rice milling bin 2 by adopting the first exhaust pipe 301, because the chaff shells and the rice grains are mixed, the chaff shells cannot be completely extracted in the extracting process, the chaff shells and the broken rice grains enter the rice outlet channel 4 together, but in the rice outlet channel 4, the descending speeds of the rice grains and the chaff shells are inconsistent in the falling process, at the moment, the rice grains and the bran shells are more easily dispersed, and the second exhaust pipe 302 is adopted to more easily remove the bran shells in the rice outlet channel 4, so that the secondary shelling effect is achieved.

Referring to fig. 3, the rice outlet precision adjusting device 5 includes an adjusting screw 501 and a screw shaft sleeve 502 in threaded connection with the adjusting screw 501, one end of the adjusting screw 501 is provided with a screw driving mechanism 503, an adjusting bracket 504 is fixedly connected below the screw shaft sleeve 502, a fixing pin 505 is arranged on the adjusting bracket 504 in a penetrating way, a spring 506 is sleeved outside the fixing pin 505, one end of the spring 506 is connected with the adjusting bracket 504, the other end of the spring 506 is provided with a rice outlet pressing sheet 507, the rice outlet pressing sheet 507 is pressed outside the rice milling bin rice outlet 203, the screw driving mechanism 503 rotates to drive the screw shaft sleeve 502 to slide on the adjusting screw 501, the adjusting bracket 504 below the screw shaft sleeve 502 compresses the spring 506, so that the rice outlet pressing sheet 507 changes the pressure change on the rice milling bin rice outlet 203, and the pressure between the rice outlet pressing sheet 507 and the rice milling bin rice outlet 203 determines the milling pressure on the rice, and further, the rice discharging precision is determined, and polished rice, germ rice, brown rice and other different specifications can be produced according to different requirements.

Specifically, the pressure that receives for balanced regulation support 504 both sides is unanimous, makes the regulation of pressure more stable, go out rice precision adjusting device 5 still including wearing to establish the balanced pin 508 in regulation support 504 both sides, balanced pin 508 overcoat is equipped with balance spring 509, balance spring 509 one end is connected on adjusting support 504, and the other end is connected grind rice bin 2 is last, through balance spring 509's bounce, makes the thrust of adjusting support 504 more stable.

Referring to fig. 4, be provided with a plurality of spaced unloading baffles 401 in going out rice passageway 4, unloading baffle 401 sets up the both sides at a rice passageway 4 inner wall respectively, unloading baffle 401 downward sloping setting, the rice grain that leaks from rice mill storehouse rice outlet 203 flows through the unloading baffle 401 in a rice passageway 4 in proper order, through the impact of unloading baffle 401 on the one hand, the chaff and the separation of rice grain of being convenient for, on the other hand has increased a rice passageway 4's unloading length, more is favorable to second exhaust column 302 to take out the chaff of removing in a rice passageway 4.

Referring to fig. 5, a spiral feeding mechanism 8 is arranged in the stock bin 1, the spiral feeding mechanism 8 includes a pushing worm 801 and a pushing motor 802 driving the pushing worm 801 to rotate, the pushing motor 802 drives the pushing worm 801 to rotate, and stirring is performed at the bottom of the stock bin 1, so that materials in the stock bin 1 are prevented from being stacked at the discharge port of the stock bin, and meanwhile, the purpose of uniform blanking can be achieved.

Specifically, the below of feed bin 1 is provided with feed bin rice outlet adjusting device 9, feed bin rice outlet adjusting device 9 includes lead screw 901, be provided with on the lead screw 901 along the gliding slip table 902 of lead screw 901, be provided with ejection of compact separation blade 903 on the slip table 902, ejection of compact separation blade 903 shelters from or opens the feed bin discharge gate under the drive of slip table 902, can also beat the size of rice speed control feed bin discharge gate according to beating the rice machine to adjust the hourglass material speed of feed bin discharge gate, prevent to beat the material jam in the rice machine.

Specifically, the lateral wall of feed bin 1 is provided with the glass window of being convenient for observe, can clearly see the condition in feed bin 1 through the observation window.

Referring to fig. 6, a feeding device 10 is further disposed on a side surface of the storage bin 1, the feeding device 10 includes a feeding motor 1001 and a feeding pipe 1002, two ends of the feeding pipe 1002 are respectively provided with a feeding pipe feeding port 1003 and a feeding pipe discharging port 1004, the feeding pipe feeding port 1003 is disposed below the storage bin 1, a feeding bin 1005 is disposed at the feeding pipe feeding port 1003, the feeding pipe discharging port 1004 is disposed above the storage bin 1, a discharging pipe 1006 inclined toward the storage bin 1 is disposed at the feeding pipe discharging port 1004, a feeding screw 1007 is disposed in the feeding pipe 1002, a belt pulley is disposed at a bottom of the feeding screw 1007, the feeding motor 1001 drives the belt pulley to rotate, a user can feed materials into the feeding pipe feeding port 1003, and the materials are gradually conveyed to the feeding pipe discharging port 1004 by the driving of the feeding screw 1007, the discharging pipe 1006 obliquely arranged at the discharging port 1004 of the feeding pipe finally conveys the material to the storage bin 1, so that a user can continuously feed the material into the storage bin 1 from the lower part of the storage bin 1.

Specifically, in order to facilitate the packing of the user, a packing bag support is further arranged on the side surface of the rice storage hopper 6, and a packing bag is placed on the packing bag support.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.