JP2007144281A - Apparatus for conveying unhulled rice in hulling machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hulling machine which compacts equipment and improves workability. <P>SOLUTION: The hulling machine comprises a rice hulling part 11 which mills unhulled rice by a rice hulling roll 11c, an air-sieving part 12 separating a mixed rice obtained from the rice hulling part 11, a hull transferring device 7 transferring the hulls separated by the air-sieving part 12, and a separating part 18 further separating unhulled rice by the air-sieving part 12 from brown rice, the hull transferring device 7 being provided along an air-sieving part frame 8 between a hull discharging duct 14 disposed at an air-sieving path 12a of the air-sieving part 12 and a returning unhulled rice inlet part 16a for introducing the returning unhulled rice from the separating part 18 into an unhulled rice reducing thrower 16. In addition, a selector shutter 25 is provided at the duct bottom of the hull transferring device 7 which is under the hull discharging duct 14; and the hulls separated by the air-sieving part 12 together with the returning unhulled rice from the separating part 18 is reduced to the rice hulling part by the unhulled rice reducing thrower 16 through the hull transferring device 7. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a rice bran conveying device that can reduce the rice cake in the mixed rice obtained by the rice huller to the rice huller again.

  As shown in FIG. 5, the conventional rice huller 31 contains rice cake in a mixed rice such as brown rice, rice cake, and rice cake obtained by rice cake with a rice cake roll. ) 32 is returned to the rice bran hopper 33, and the rice cake is re-cooked with rice cake to obtain brown rice without waste (Patent Document 1).

Japanese Patent Laid-Open No. 11-319591

However, in such a conventional rice huller 31, the kneaded cereal cylinder 32 is arranged on the outer side of the machine body, so that the entire machine body becomes larger and the apparatus cannot be made compact. Since the reduction outlet 32a is arranged on the soot hopper so as to block the soot hopper 33, the work of supplying the soot is inconvenient, and the workability has been lowered.
Accordingly, an object of the present invention is to provide a hulling machine that reduces the size of the apparatus and improves workability.

  For this reason, the invention according to claim 1 is characterized in that the hulling part that slides the straw with a hulling roll, the wind selection part that sorts the mixed rice obtained from the hulling part, and the hull sorted by the wind selection part In a rice huller comprising a rice bran conveying device that conveys the rice cake, and a rice sorting unit that further sorts rice cakes and brown rice that have been sorted by the wind sorting unit, a rice cake outlet in the wind sorting path of the wind sorting unit, It is characterized in that the soot conveying device is provided along the wind selection section frame between the return soot from the sorting section and the return soot inlet section for allowing the return soot to flow into the soot reduction slot.

  According to a second aspect of the present invention, in the hulling machine according to the first aspect of the present invention, a switching shutter is provided below the reed outlet and at the reed bottom of the reed conveyor.

  The invention according to claim 3 is the hulling machine according to claim 1, wherein the kite sorted by the wind sorting unit is combined with the return kit from the sorting unit via the kite conveying device, It is made to reduce | restor to the said hulling part with a reed | throttle return sloter.

  According to the first aspect of the present invention, the hulling unit that slides the rice cake with the hulling roll, the wind selection unit that selects the mixed rice obtained from the hulling unit, and the rice cake selected by the wind selection unit are conveyed. In a rice huller equipped with a straw transporting device that performs sorting, and a sorting unit that further sorts the rice and brown rice sorted by the wind selection unit, a rice cake outlet in the wind selection path of the wind selection unit and a return from the sorting unit Since the kite transport device is provided along the wind selection section between the return kite inlet for allowing the kite to flow into the kite reduction slot, the kite selected by the hulling unit and the kite returned from the sorting unit In addition, it can be returned to the hulling portion by a hull reduction slot. Therefore, it is possible to make the apparatus compact without causing the bag transport apparatus to go out of the machine body and to improve workability without blocking the bag hopper.

  According to the second aspect of the present invention, since the switching shutter for discharging the basket to the outside of the machine is provided below the basket exit and at the bottom of the basket transporting device, only the bottle selected by the bottle sliding portion is used. It can be discharged outside. Therefore, sorting according to the application can be performed, and workability can be improved.

  According to the third aspect of the present invention, since the soot selected by the wind selection unit is returned to the hulling unit by the reed-thrower, together with the return soot from the selecting unit, through the soot conveying device, the sorting is performed. Thus, the reduced soot and soot can be efficiently crushed again. Therefore, it is possible to make the apparatus compact without causing the bag transport apparatus to largely go out of the machine body, and it is possible to improve workability without blocking the bag hopper by the bag transport apparatus.

The best mode for carrying out the present invention will be described below with reference to the drawings.
1 is a right side view of a hulling machine as an example of the present invention, FIG. 2 is a plan view of the hulling machine, FIG. 3 is a rear view of the hulling machine, and FIG. 4 is a side view inside the hulling machine in FIG. FIG. 5 is a schematic perspective view, and FIG.

  As shown in FIGS. 1 to 3, the rice huller 1 of this example has a rice bran hopper 2 at the center of the upper part of the machine body, and a mixed rice cerealing machine 3 and a mixed rice tank 4 on the rear side of the rice bran hopper 2. Are connected. Further, at the front end of the machine body, a rice husk discharge cylinder 5 and a brown rice cerealing machine 6 are provided at the rear end of the machine body, and a finished rice outlet 9 is provided at the upper rear end of the brown rice cerealing machine 6. Further, the bag transport device 7 and the bag reducing slot 16 are connected to the lower part of the machine body.

  FIG. 4 is a schematic diagram showing the internal structure of the huller 1. A wind path 12a through which the mixed rice such as rice cake and brown rice obtained by the rice hull roll 11c passes under the rice hull portion 11 having the rice hull roll 11c composed of the main shaft 11a and the sub shaft 11b. A wind selector 12 having Below the hulling roll 11c, at the front part of the airframe at the lower end of the wind selection path 12a (the left end in the side view) is a suction fan 13 that sucks the mixed rice, and the rear part of the suction fan 13 (the right side in the side view). In the lower part of the hull roll 11c, the hull discharge hull 14 in which the hulls (including small rice) in the mixed rice fall from the wind selection path 12a, and further, the hull discharge hull 14 has a hull in the mixed rice. And mixed rice receiving bowl 15 where brown rice falls are arranged.

  The unillustrated spiral conveyance terminal side for conveying rice bran and brown rice that has fallen to the mixed rice receiver 15 is erected on the rear side of the side view machine body, and communicates with the mixed rice cerealing machine 3 having a plurality of buckets 3a. The mashing terminal side of the mixed rice cerealing machine 3 communicates with the mixed rice tank 4.

  Further, a transfer bar 17 for conveying the mixed rice is provided below the mixed rice tank 4, and a sorting unit 18 is provided below the transfer pad 17. The sorting unit 18 has a distribution case 18a composed of a plurality of flow paths on the transfer terminal side of the transfer rod 17, a swing sorting plate 18b composed of multiple stages, and a swing sorting plate 18b. The rice bran partition plate 18c, the brown rice partition plate 18d, and the like disposed respectively at the front and center portions of the rice cake.

  Below the sorting unit 18, a straw channel 19, a mixed rice channel 20, and a brown rice channel 21 are arranged in order from the front of the sorting unit 18. Then, the return rod inlet portion 16a at the end of the dredging channel 19 communicates with the dredge reduction slot 16 shown in FIG. 1 provided in front of the side view via the return rod outlet portion 16b. The upper part communicates with the hulling part 11. Further, a switching valve 22 is provided between the mixed rice flow path 20 and the brown rice flow path 21 to switch between brown rice in-machine circulation and out-machine discharge. And the brown rice flow path 21 is continuously provided in the lower part at the rear end of the machine body, and the brown rice cerealing machine 6 including a plurality of buckets 6a is erected.

  Reference numeral 23 denotes an operation panel for driving and operating the hulling machine 1 and includes a controller (not shown) that drives and controls each part of the apparatus.

  Here, when performing the hulling operation using the huller 1, the hull is supplied to the hull hopper 2, each part of the machine body is driven by a switch (not shown) of the operation panel 23, and the hull hopper 2 is not shown in the bottom. After the shutter plate is opened and the rice cake supplied to the rice hull roll 11c is hulled, the mixed rice that has fallen is wind-selected by the wind selection path 12a, and the lightest rice hull is sucked by the suction fan 13 and discharged from the rice hull. It is discharged out of the machine through the cylinder 5.

  In addition, relatively light rice cake (including small rice) wind-selected by the wind selection path 12a is discharged from the rice cake outlet 14, while mixed rice with heavy brown rice and rice cake that has damaged rice cake is received. 15, and after being pulverized by the mixed rice masher 3 and supplied to the mixed rice tank 4, it is supplied to the rocking sorting plate 18 b via the transfer pad 17 and the distribution case 18 a.

  The mixed rice is swayed by the swing sorting plate 18b, so that the brown rice having a small and heavy specific gravity is on the sway side, the rice with a larger specific gravity than the brown rice is on the swaying side, and the rice and brown rice not separated into the middle part. And mixed rice are sorted with drift distribution.

  Grains such as brown rice sorted by the swing sorting plate 18b are partitioned by the cocoon partition plate 18c and the brown rice partition plate 18d and discharged from the swing sorting plate 18b. At this time, when the distribution distribution of the grains on the rocking sorting plate 18b is unstable, the switching valve 22 causes the mixed rice flow path 20 and the brown rice flow path 21 to communicate with each other so that the mixed rice and brown rice flows. Is allowed to flow again into the catcher 15, but when the distribution of grain drift on the rocking sorting plate 18b is stabilized, the mixed rice flow path 20 and the brown rice flow path 21 are blocked. Can be switched.

  As a result, the mixed rice drops in the mixed rice channel 20 and is conveyed again to the sorting unit 18 through the receiving tray 15, and the brown rice is taken out from the brown rice channel 21 through the brown rice cerealing machine 23. It is. The soot is returned from the soot channel 19 through the return soot inlet portion 16a, and below the return soot inlet portion 16a, and is returned to the soot-reducing slot that flows into the return soot outlet portion 16b communicated with the return soot inlet portion 16a. 16 is returned to the hulling portion 11 and hulled again.

  Next, a specific configuration of the bag transport device 7 will be described. As shown in FIG. 5, the square cylindrical soot conveying device 7 is provided on the back surface of the soot reduction slot 16 along the wind selection section frame 8 having the wind selection section 12 on the back side from the soot outlet 14 of the wind selection path 12a. It is provided obliquely toward the return rod inlet 16a from the sorting section 18 having the same. Further, a drive motor 24 is provided at the lower end portion of the kite transport device 7, and the drive motor 24 causes a spiral (not shown) in the barrel cylinder of the kite transport device 7 to pass through the kite outlet 14 and the return kite inlet unit 16a. Driven between. In FIG. 5, only a part of the bottom of the soot reducing slot 16 is shown.

  Further, a switching shutter 25 is provided at the bottom of the basket transporting device 7 for discharging the basket discharged from the basket outlet 14 to the outside of the machine. The switching shutter 25 is provided at the bottom of the bottom of the basket transporting device 7 having a height that allows a bowl receiving box having a certain size to be installed thereunder.

  Therefore, the soot discharged from the soot outlet 14 through the wind selection section 12 flows into the soot conveying device 7 communicated with the soot outlet 14, and is then conveyed by the spiral to the return soot inlet section 16a. By returning to the soot reduction slot 16 from 16b, the soot is returned from the soot inlet section 16a and returned to the soot reduction slot 16 via the return soot outlet section 16b, 16, and the mixed rice of these rice cakes and rice cakes is returned to the rice cake portion 11 by the rice cake reducing slot 16 and again rice caked.

  Further, when it is desired to discharge the hull discharged from the hull outlet 14 to the outside of the machine without returning to the hulling portion 11, by opening the switching shutter 25, the hull bottom portion is opened and discharged from the hail outlet 14. The eaves flow down from an opening (not shown) into a receiving box (not shown) installed directly below and discharged outside the machine.

  As described in detail above, the rice huller 1 of this example includes the hulling portion 11 that slides the straw with the hulling roll 11c, the wind selection unit 12 that selects the mixed rice obtained from the hulling portion 11, and the wind The kite transporting device 7 that transports the kite selected by the selection unit 12 and the sorting unit 18 that further sorts the rice cake and brown rice selected by the wind selection unit 12 are provided in the wind selection path 12 a of the wind selection unit 12. The soot conveying device 7 is provided along the wind selection section frame 8 between the soot outlet 14 having the return soot and the return soot inlet section 16 a for allowing the return soot from the sorting section 18 to flow into the soot reducing slot 16. In addition, a switching shutter 25 is provided below the soot outlet 14 and on the soot bottom of the soot conveying device 7, and soot that has been sorted by the wind selector 12 is sent from the sorting unit 18 via the soot conveying device 7. Along with the return cocoon, it is returned to the hull portion by the cocoon reduction slot 16.

  In addition, the shape of the kite conveying apparatus 7 is not limited to a square cylinder shape, What is necessary is just a shape which can install a spiral and can be installed compactly along the wind selection part frame 8. FIG.

It is a side view which shows an example of the hulling machine of this invention. It is a top view of the hulling machine of this invention. It is a rear view of the hulling machine of this invention. It is a schematic diagram which shows the internal structure of the hulling machine of FIG. It is the perspective view which expanded the hull conveyance apparatus vicinity of the hulling machine of FIG. It is a perspective view which shows the conventional hulling machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Rice huller 2 Rice bran hopper 3 Mixed rice cerealing machine 3a, 6a Bucket 4 Mixed rice tank 5 Rice husk discharge cylinder 6 Brown rice cerealing machine 7 Rice bran conveying device 8 Wind selection part 9 Finishing rice outlet 11 Rice hulling part 11a Spindle 11a And auxiliary shaft 11b auxiliary shaft 11c hulling roll 12 wind selection section 12a wind selection path 13 suction fan 14 hull discharge hull 15 mixed rice receiving 16 hull reduction slot 16a return hull inlet section 16b hull return outlet section 17 hail 18 sorting Portion 18a Distributing case 18b Oscillating sorting plate 18c Grain partition plate 18d Brown rice partition plate 19 Grain flow path 20 Mixed rice flow path 21 Brown rice flow path 22 Switching valve 23 Operation panel 24 Drive motor 25 Switching shutter

Claims (3)

A hulling portion that slides the haze with a hulling roll,
A wind selection section for selecting the mixed rice obtained from the rice hull section;
A kite transporting device for transporting kites selected by the wind selection unit;
A sorting section for further sorting the rice cake and brown rice sorted by the wind sorting section;
In a hulling machine comprising
The soot conveying device is disposed along the wind selecting section frame between the soot outlet of the wind selecting section in the wind selecting path and the return soot inlet section for allowing the return soot from the selecting section to flow into the soot reducing slot. A hulling machine characterized by being provided.   2. The hulling machine according to claim 1, wherein a switching shutter is provided below the hull outlet and on a hull bottom of the hull conveying device.   The kite sorted by the wind sorting unit is returned to the kite sliding unit by the kite reduction sloter together with the return kit from the sorting unit via the kite conveying device. The hulling machine described in 1.

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