CN112169868A

CN112169868A - Rice milling device for rice processing

Info

Publication number: CN112169868A
Application number: CN202011142079.3A
Authority: CN
Inventors: 郑兵; 郑成龙; 郑明�
Original assignee: He County Jincheng Rice Industry Co ltd
Current assignee: He County Jincheng Rice Industry Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-01-05
Anticipated expiration: 2040-10-21
Also published as: CN112169868B

Abstract

The invention discloses a rice milling device for rice processing, which comprises a rice milling box, wherein a milling roller is rotatably arranged in the rice milling box, a plurality of groups of first air blowers are arranged at the top of the rice milling box, a conveying box is fixedly arranged at the left side of the rice milling box, a transmission shaft is fixedly arranged in the middle of the conveying box, and a spiral blade is fixedly arranged at the outer side of the transmission shaft; the rice milling machine is characterized in that a rice feeding hopper is fixedly mounted at the top of the left side of the conveying box, a rice screening net is fixedly mounted inside the rice milling box, the right end of the rice milling box is provided with an outlet, a channel is fixedly mounted on the outer side of the outlet, a material distributing box is fixedly mounted at the bottom end of the channel, a fixed box is fixedly mounted at the bottom of the material distributing box, and a movable box is slidably connected to the top of the fixed box. The invention relates to the field of rice processing devices, which can reduce the generation of broken rice and can classify and collect rice.

Description

Rice milling device for rice processing

The technical field is as follows:

the invention relates to the field of rice processing devices, in particular to a rice milling device for rice processing.

Background art:

the rice milling device is processing equipment which uses mechanical acting force to peel off rice so as to process rice grains and bran powder and separate the rice grains from the bran powder. The rice mills are various in types, and can be classified into a sassafras type rice mill, a grinding type rice mill and a mixed type rice mill if the rice mills are in a whitening action mode; the rice mill can be divided into an iron roller rice mill and a sand roller rice mill according to different materials of the grinding rollers; and vertical rice mills and horizontal rice mills can be further classified according to the installation form of the main shaft of the grinding roller. The rice mill has the working principle that the husked rice bran layer is milled through the milling roller, the rice grains and the rice sieve are in mutual friction collision, the husked rice is opened and milled, and simultaneously, the bran powder is forced to be separated from the rice grains and discharged out of the sieve pores under the action of air spraying. The rice mill mainly comprises feed arrangement, whitening chamber, discharge device, transmission, air blast system etc. and current rice mill is various, and the grain of rice through the husk rice process needs to further separate grain of rice and husk, and conventional method is in the grain of rice whereabouts position filter screen in addition, and the grain of rice falls on the filter screen, and the husk passes through the filter screen and falls in the collection box under the filter screen.

After rice is subjected to bran removal treatment by a traditional rice milling device, a certain amount of rice can be remained in a rice milling box; traditional rice milling equipment is after the bran removal when collecting the rice, because there is certain difference in height in rice milling equipment's export and collection device, has increased the risk of garrulous rice.

The invention content is as follows:

the invention aims to provide a rice milling device for rice processing, aiming at solving the problems in the prior art.

The technical problem to be solved by the invention is realized by adopting the following technical scheme: a rice milling device for rice processing comprises a rice milling box, wherein a milling roller is rotatably arranged in the rice milling box, a plurality of groups of first air blowers are arranged at the top of the rice milling box, a conveying box is fixedly arranged on the left side of the rice milling box, a transmission shaft is fixedly arranged in the middle of the conveying box, the transmission shaft is fixedly connected with the milling roller and is of a concentric structure, and spiral blades are fixedly arranged on the outer side of the transmission shaft;

a rice inlet hopper is fixedly mounted at the top of the left side of the conveying box, the interior of the conveying box is communicated with a rice milling box, a motor is fixedly mounted on the left side of the conveying box, and an output shaft of the motor is fixedly connected with a transmission shaft;

a bran screen net is fixedly installed inside the rice milling box, is positioned outside the milling roller and is coaxial with the milling roller, and a gap is reserved between the bran screen net and the milling roller;

the bottom of the rice milling box is equipped with the chaff mouth down, chaff mouth outside fixed mounting has a chaff fill down, rice milling box right-hand member is equipped with the export, and export outside fixed mounting has the passageway, the bottom fixed mounting of passageway has the branch workbin, divide the workbin top to be equipped with the opening, passageway and opening intercommunication, opening left side fixed mounting has the second scraper blade, divide workbin bottom fixed mounting to have a fixed case, fixed boxtop sliding connection has the removal case, divide the workbin bottom to be equipped with first rice mouth, divide workbin right side bottom to be equipped with the second and go out the rice mouth, the second goes out the rice mouth and is located the fixed case upside.

Preferably, the fixed box top is equipped with the waste material mouth, rotate between the lateral wall around the fixed box left side and install the pivot, pivot one end fixed mounting has the gear, pivot other end fixed mounting has first half gear.

Preferably, the movable box is positioned on the upper side of the fixed box, a first filter screen is fixedly installed in the middle of the top of the movable box, a discharge port is formed in the bottom of the movable box, a support plate is fixedly installed in the middle of the movable box, a closed box is fixedly installed on the upper side of the support plate, a cam is rotatably installed in the middle of the closed box, a T-shaped rod is slidably installed on the top of the closed box, the bottom of the T-shaped rod is in movable contact with the cam, a top plate is fixedly installed at the top end of the T-shaped rod, and the top plate is;

the movable box is characterized in that a second filter screen is fixedly arranged at the bottom of the movable box, the second filter screen is obliquely arranged, a first toothed plate is fixedly arranged at the bottom of the second filter screen, the first toothed plate penetrates through the movable box and the fixed box, the first toothed plate and the first half gear are meshed and connected with each other, a second air blower is arranged at the bottom of the movable box, a material guide plate is arranged on the left side of the movable box, and the material guide plate is located on the lower side of the second filter screen.

Preferably, divide between the wall of the both sides around the workbin middle part to rotate through the pivot and install second half gear, removal case left side fixed mounting has the third pinion rack, the meshing is connected between third pinion rack and the second half gear, third pinion rack left end fixed mounting has the spring, spring left end and branch workbin lateral wall fixed connection, divide workbin rear wall fixed mounting to have the rotation motor, fixed mounting between the output shaft of rotation motor and the pivot.

Preferably, a limiting plate is fixedly mounted on the left side of the movable box, a second toothed plate is fixedly mounted on the right side of the limiting plate, and the second toothed plate is meshed with the gear.

Preferably, the inside slidable mounting of fixed case has the garbage collection box, the waste material mouth is located the discharge gate left side, waste material mouth length is greater than the length of discharge gate.

Preferably, the outer side of the rolling roller is uniformly provided with bulges.

Preferably, sliding connection has first scraper blade between grinding roller and the screen chaff net, screen chaff net and threaded connection have the lead screw are run through at first scraper blade both ends, lead screw one end fixed mounting has driving motor.

Preferably, binding buckles are fixedly mounted on the left side and the right side of the first rice outlet and the second rice outlet.

The invention has the beneficial effects that:

according to the rice milling device for processing rice, the screw rod is driven to rotate through the rotation of the driving motor, so that the first scraping plate moves in the gap between the bran screening net and the milling roller, tail rice in the rice milling box is pushed into the channel, and the rice is prevented from remaining in the rice milling box after the rice milling is finished.

According to the rice milling device for processing rice, provided by the invention, the milled rice can be classified through the first filter screen arranged at the top of the moving box, the rice with smaller particles falls into the moving box through the first filter screen, the rice with larger particles can be accumulated in the first filter screen, and the first filter screen adopts the flexible filter screen, so that the phenomenon that the rice is broken into rice due to larger impact force generated in the falling process of the rice is avoided.

According to the rice milling device for processing rice, the rotating motor is controlled to rotate to drive the cam to rotate anticlockwise, the T-shaped rod and the top plate are pushed upwards, the first filter screen is flush with the upper side of the moving box, the rotating motor is controlled to drive the second half gear to rotate clockwise, the third toothed plate meshed with the second half gear translates leftwards to drive the moving box to move leftwards, and rice with larger particles on the first filter screen can be scraped to the upper side of the fixed box under the action of the second scraper.

According to the rice milling device for processing rice, provided by the invention, solid impurity particles mixed in the rice can be separated from the rice through the second filter screen arranged in the moving box, so that clean rice can be obtained.

Description of the drawings:

in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic view of the connection of the gear and the first half of the gear of the present invention;

FIG. 4 is a schematic view of a first squeegee configuration of the present invention;

wherein: 1. grinding the rice box; 2. rolling a roller; 3. a delivery box; 4. a drive shaft; 5. a helical blade; 6. screening bran net; 7. a motor; 8. a bran discharging port; 9. a rice feeding hopper; 10. a first blower; 11. a first squeegee; 12. a screw rod; 13. a channel; 14. discharging bran from a bran hopper; 15. a material distributing box; 16. a second squeegee; 17. a fixed box; 18. a waste material port; 19. a rotating shaft; 20. a gear; 21. a first half gear; 22. a first toothed plate; 23. a second toothed plate; 24. a mobile box; 25. a first filter screen; 26. a limiting plate; 27. a support plate; 28. closing the box; 29. a T-shaped rod; 30. a top plate; 31. a cam; 32. a second filter screen; 33. a second blower; 34. a discharge port; 35. a material guide plate; 36. a third toothed plate; 37. a spring; 38. a second half gear; 39. a first rice outlet; 40. a second rice outlet; 41. binding buckles; 42. a waste collection box.

The specific implementation mode is as follows:

in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

Example 1: as shown in fig. 1, a rice milling device for rice processing comprises a rice milling box 1, wherein a milling roller 2 is rotatably mounted in the middle of the rice milling box 1, a plurality of groups of first air blowers 10 are arranged at the top of the rice milling box 1, a conveying box 3 is fixedly mounted on the left side of the rice milling box 1, a transmission shaft 4 is fixedly mounted in the middle of the conveying box 3, the transmission shaft 4 is fixedly connected with the milling roller 2 and is of a concentric structure, and a spiral blade 5 is fixedly mounted on the outer side of the transmission shaft 4; a rice feeding hopper 9 is fixedly installed at the top of the left side of the conveying box 3, the interior of the conveying box 3 is communicated with the rice milling box 1, a motor 7 is fixedly installed at the left side of the conveying box 3, and an output shaft of the motor 7 is fixedly connected with the transmission shaft 4; rice is put into a feed hopper 9, a motor 7 is started to drive a transmission shaft 4 to rotate, and the rice is conveyed into a rice grinding box 1 under the propelling action of a helical blade 5.

Grind 1 inside fixed mounting of rice bin has screen chaff net 6, screen chaff net 6 be located roll 2 outsides and with roll 2 coaxial settings, screen chaff net 6 and roll and leave the space between 2, roll 2 outsides evenly and be provided with the arch. The transmission shaft 4 drives the grinding roller 2 to rotate synchronously, rice is subjected to bran removal treatment in the grinding roller 2 and the bran screen net 6, and the bumps arranged outside the grinding roller 2 enhance the collision friction effect between the rice, so that the rice grinding effect is improved.

Sliding connection has first scraper blade 11 between grinding roller 2 and the

screen chaff net

6, 11 both ends of first scraper blade run through screen chaff net 6 and threaded connection have

lead screw

12, 12 one end fixed mounting of lead screw has driving motor. Through the rotatory lead screw 12 rotation of drive motor drive for first scraper blade 11 removes in the clearance between sifter screen 6 and the roller of rolling 2, thereby will grind the tail rice propelling movement in rice case 1 to passageway 13, has avoided the rice to remain in grinding rice case 1 after the husk rice is accomplished.

Grind rice case 1 bottom and be equipped with

down chaff mouth

8, 8 outside fixed mounting of chaff mouth has a chaff fill 14 down, grind rice case 1 right-hand member and be equipped with the export, export outside fixed mounting has passageway 13, the bottom fixed mounting of passageway 13 has branch workbin 15, divide 15 tops of workbin to be equipped with the opening, passageway 13 and opening intercommunication, opening left side fixed mounting has second scraper blade 16, divide 15 bottoms fixed mounting of workbin to have fixed box 17, fixed box 17 top sliding connection has removal case 24, removal case 24 is located fixed box 17 upside, fixed mounting has first filter screen 25 in the middle of removal case 24 tops, divide 15 bottoms of workbin to be equipped with first rice mouth 39, divide 15 right side bottoms of workbin to be equipped with the second and go out rice mouth 40, second goes out rice mouth 40 and is located fixed box 17 upside. Binding buckles 41 are fixedly arranged on the left side and the right side of the first rice outlet 39 and the second rice outlet 40. Grind rice in the rice case 1 and be divided into rice and rice bran two parts, the rice bran falls into out the chaff fill 14 through the lower chaff mouth 8 that grinds rice case 1 bottom setting under the effect of first air-blower 10, and the rice is carried through passageway 13 and is divided in the workbin 15, and the flexible filter screen of 25 bits of first filter screen that 24 tops of removal case set up can cushion the effect of accepting the rice that descends, avoids the impact force that the rice whereabouts in-process produced to cause the emergence of broken rice phenomenon.

Example 2: as shown in fig. 2-4, on the basis of embodiment 1, a discharge port 34 is disposed at the bottom of the moving box 24, a support plate 27 is fixedly mounted at the middle of the moving box 24, a closed box 28 is fixedly mounted at the upper side of the support plate 27, a cam 31 is rotatably mounted at the middle of the closed box 28, the cam 31 is driven by a rotating motor, a T-shaped rod 29 is slidably mounted at the top of the closed box 28, the bottom of the T-shaped rod 29 is in movable contact with the cam 31, a top plate 30 is fixedly mounted at the top end of the T-shaped rod 29, and the top plate 30 is in movable contact with the first filter; the cam 31 is rotated counterclockwise by controlling the rotation of the rotary motor to push the T-bar 29 and the top plate 30 upward so that the first filter net 25 is flush with the upper side of the moving box 24.

Divide between 15 middle part front and back both sides walls of workbin to rotate through the pivot and install

second half gear

38, 24 left sides fixed mounting of removal case has third pinion rack 36, meshing connection between third pinion rack 36 and the

second half gear

38, 36 left ends fixed mounting of third pinion rack has spring 37, spring 37 left end and 15 lateral wall fixed connection of branch workbin, 15 back lateral wall fixed mounting of branch workbin has the rotation motor, rotates fixed mounting between the output shaft of motor and the pivot. The rotating motor is controlled to drive the second half gear 38 to rotate clockwise, the third toothed plate 36 meshed with the second half gear 38 translates leftwards to drive the moving box 24 to move leftwards, and rice with larger particles on the first filter screen 25 can be scraped to the upper side of the fixed box 17 under the action of the second scraper 16; when the toothless area of second half gear 38 and the contact of third pinion rack 36, third pinion rack 36 moves to the right under the effect of spring 37, drives movable box 24 and moves to the right, carries the great rice of fixed case 17 top granule through the right side wall of movable box 24 in second rice mouth 40, ties up the collection bag on the binding button 41 of second rice mouth 40 both sides and can collect the large granule rice.

Example 3: on the basis of embodiment 1 and embodiment 2, there is second filter screen 32 bottom fixed mounting at the mobile box 24, second filter screen 32 slope sets up, second filter screen 32 bottom fixed mounting has first pinion rack 22, first pinion rack 22 runs through mobile box 24 and fixed box 17, meshing connection between first pinion rack 22 and the first pinion 21, flexible filter screen is chooseed for use to second filter screen 32, mobile box 24 bottom is equipped with second air-blower 33, mobile box 24 left side is equipped with stock guide 35, stock guide 35 is located second filter screen 32 downside. Fixed case 17 top is equipped with waste material mouth 18, it installs pivot 19 to rotate between the lateral wall around fixed case 17 left side between, 19 one end fixed mounting of pivot has

gear

20, 19 other end fixed mounting of pivot has first semi-gear 21. A limiting plate 26 is fixedly mounted on the left side of the movable box 24, a second toothed plate 23 is fixedly mounted on the right side of the limiting plate 26, the second toothed plate 23 is in meshed connection with the gear 20, and a waste collecting box 42 is slidably mounted inside the fixed box 17.

The small-particle rice and solid impurity particles fall into the moving box 24 through the first filter screen 25, when the moving box 24 moves leftwards, the limiting plate 26 drives the second toothed plate 23 to move leftwards, the gear 20 meshed with the second toothed plate 23 rotates clockwise, the rotating shaft 19 and the first half gear 21 rotate clockwise, the first toothed plate 22 moves downwards, the second filter screen 32 moves downwards, when the moving box 24 moves rightwards under the action of the spring 37, the limiting plate 26 drives the second toothed plate 23 to move rightwards, the gear 20 rotates anticlockwise, the rotating shaft 19 and the first half gear 21 rotate anticlockwise, the first toothed plate 22 and the second filter screen 32 move upwards, the small-particle rice and the solid impurity particles can be effectively separated through the vertical vibration of the second filter screen 32, the small-particle rice and the solid impurity particles fall to the bottom of the material distribution box 15 through the rice plate 35, and enter the first rice outlet 39 under the pushing action of the limiting plate 26, the collection bag is tied on the binding buckles 41 at the two sides of the first rice outlet 39, and then the small-particle rice can be collected; the solid foreign particles fall to the bottom of the moving box 24 and fall through the discharge port 34 and the waste port 18 into the waste collection box 42 of the fixed box 17 by the second blower 33.

The waste port 18 is located on the left side of the discharge port 34, and the length of the waste port 18 is larger than that of the discharge port 34, so that solid impurity particles can fall into the waste collecting box 42 below conveniently.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rice milling device for rice processing which characterized in that: the rice milling machine comprises a rice milling box (1), wherein a milling roller (2) is rotatably mounted in the middle of the rice milling box (1), a plurality of groups of first air blowers (10) are arranged at the top of the rice milling box (1), a conveying box (3) is fixedly mounted on the left side of the rice milling box (1), a transmission shaft (4) is fixedly mounted in the middle of the conveying box (3), the transmission shaft (4) is fixedly connected with the milling roller (2) and is of a concentric structure, and a spiral blade (5) is fixedly mounted on the outer side of the transmission shaft (4);

a rice feeding hopper (9) is fixedly installed at the top of the left side of the conveying box (3), the interior of the conveying box (3) is communicated with the rice milling box (1), a motor (7) is fixedly installed at the left side of the conveying box (3), and an output shaft of the motor (7) is fixedly connected with the transmission shaft (4);

a bran screen net (6) is fixedly installed inside the rice grinding box (1), the bran screen net (6) is located on the outer side of the grinding roller (2) and is coaxial with the grinding roller (2), and a gap is reserved between the bran screen net (6) and the grinding roller (2);

grind rice case (1) bottom and be equipped with down chaff mouth (8), chaff mouth (8) outside fixed mounting has out chaff fill (14) down, grind rice case (1) right-hand member and be equipped with the export, export outside fixed mounting has passageway (13), the bottom fixed mounting of passageway (13) has branch workbin (15), branch workbin (15) top is equipped with the opening, passageway (13) and opening intercommunication, opening left side fixed mounting has second scraper blade (16), branch workbin (15) bottom fixed mounting has fixed case (17), fixed case (17) top sliding connection has removal case (24), branch workbin (15) bottom is equipped with first rice mouth (39), divide workbin (15) right side bottom to be equipped with second rice mouth (40), second rice mouth (40) are located fixed case (17) upside.

2. A rice milling apparatus for rice processing according to claim 1, characterized in that: fixed case (17) top is equipped with waste material mouth (18), rotate between the lateral wall around fixed case (17) left side and install pivot (19), pivot (19) one end fixed mounting has gear (20), pivot (19) other end fixed mounting has first semi-gear (21).

3. A rice milling apparatus for rice processing according to claim 1, characterized in that: the movable box (24) is located on the upper side of the fixed box (17), a first filter screen (25) is fixedly mounted in the middle of the top of the movable box (24), a discharge hole (34) is formed in the bottom of the movable box (24), a supporting plate (27) is fixedly mounted in the middle of the movable box (24), a closed box (28) is fixedly mounted on the upper side of the supporting plate (27), a cam (31) is rotatably mounted in the middle of the closed box (28), the cam (31) is driven by a rotating motor, a T-shaped rod (29) is slidably mounted at the top of the closed box (28), the bottom of the T-shaped rod (29) is in movable contact with the cam (31), a top plate (30) is fixedly mounted at the top end of the T-shaped rod (29), and the top plate (30) is;

remove case (24) bottom fixed mounting have second filter screen (32), second filter screen (32) slope sets up, second filter screen (32) bottom fixed mounting has first pinion rack (22), first pinion rack (22) run through remove case (24) and fixed case (17), meshing connection between first pinion rack (22) and first pinion rack (21), flexible filter screen is chooseed for use in first filter screen (25) and second filter screen (32), remove case (24) bottom is equipped with second air-blower (33), remove case (24) left side is equipped with stock guide (35), stock guide (35) are located second filter screen (32) downside.

4. A rice milling apparatus for rice processing according to claim 1, characterized in that: divide between the wall of workbin (15) middle part front and back both sides to rotate through the pivot and install second half gear (38), it has third pinion rack (36) to remove case (24) left side fixed mounting, the meshing is connected between third pinion rack (36) and second half gear (38), third pinion rack (36) left end fixed mounting has spring (37), spring (37) left end and branch workbin (15) lateral wall fixed connection, branch workbin (15) rear side wall fixed mounting has the rotation motor, fixed mounting between the output shaft of rotation motor and the pivot.

5. A rice milling apparatus for rice processing according to claim 1, characterized in that: a limiting plate (26) is fixedly mounted on the left side of the moving box (24), a second toothed plate (23) is fixedly mounted on the right side of the limiting plate (26), and the second toothed plate (23) is in meshed connection with the gear (20).

6. A rice milling apparatus for rice processing according to claim 1, characterized in that: fixed case (17) inside slidable mounting has garbage collection box (42), waste opening (18) are located discharge gate (34) left side, waste opening (18) length is greater than the length of discharge gate (34).

7. A rice milling apparatus for rice processing according to claim 1, characterized in that: the outer side of the rolling roller (2) is uniformly provided with bulges.

8. A rice milling apparatus for rice processing according to claim 1, characterized in that: sliding connection has first scraper blade (11) between rolling roller (2) and sifting screen net (6), sifting screen net (6) and threaded connection have lead screw (12) are run through at first scraper blade (11) both ends, lead screw (12) one end fixed mounting has driving motor.

9. A rice milling apparatus for rice processing according to claim 1, characterized in that: binding buckles (41) are fixedly mounted on the left side and the right side of the first rice outlet (39) and the second rice outlet (40).