JPH01194982A - Apparatus for taking out residual grain out of rice hulling machine - Google Patents

Abstract

PURPOSE:To take out residual grains of little dust entrainment by connecting an entrance of a dust suction duct to a dust suction part arranged at a part of an output path of residual grains. CONSTITUTION:A mixed rice supply path 23 for supplying grains to be sorted to a mixed rice sorting part and an entrance of residual grains output path 24 for taking out the residual grains out of a rice hulling machine are both installed at the bottom of a mixed rice hopper 9 of the mixed rice sorting part. A diverter valve 25 capable of switching supply of grains, which is supplied to the hopper 9, to the mixed rice supply path 25 or the residual grain output path 24 is also installed at the bottom of the mixed rice hopper 9. Moreover, an entrance of dust suction duct 27 is connected to a dust suction part 24a arranged at a part of dust suction path 24. It is possible, as a result, to take out the residual grains of little dust entrainment.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a device for removing residual grains of a rice huller, in which the remaining grains are removed from the hulling section, the scraped rice winding section, and the hulling section. It can be implemented in a huller equipped with a mixed rice sorting section that sorts mixed rice.

[Problems to be solved by the prior art and the invention] In a hulling machine equipped with a mixed rice sorting section such as a husking section, a dropped rice sorting section, and a rotating sorting tube, the mixed rice hopper of the mixed rice sorting section is There is a type in which a residual grain removal path is connected and residual grains are taken out from this residual grain removal path at the end of the work.

However, the conventional device has a problem in that the residual grains taken out from the residual grain removal path are contaminated with dust and must be re-sorted.

Therefore, the present invention attempts to eliminate such drawbacks of the conventional device.

Means for Solving Problem c] The technical means of the present invention for solving such a technical problem is that the grains to be sorted are placed in the lower part of the mixed rice hopper 9 of the mixed rice sorting section 11 for sorting mixed rice. The mixed rice supply path 23 that supplies the rice to the mixed rice section 11 and the starting end of the residual grain removal path 24 that can take out the residual grains to the outside of the machine are connected to each other. A switching valve 25 is provided which can switch and supply the grains supplied to the rice hopper 9 to the mixed rice supply path 23 or the residual grain removal path 24, and is configured as a part of the residual grain removal path 24. The structure of the residual grain removal device of the huller is such that the starting end side of the dust suction air passage 27 is connected to the dust suction portion 24a.

[Operations and effects of the invention] During normal hulling work, the scraped rice that has been scraped off in the hulling section 1 is wind-selected in the scraping rice winding section, and then supplied to the mixed rice hopper 9, where it is mixed rice. It is supplied to the mixed rice sorting section 11 through the supply path 23 and is sorted into paddy and brown rice, and when the remaining grains are taken out of the machine at the end of the operation, the switching valve 2 is used.
5 to shut off the mixed rice supply path 23 and open the residual grain removal path 24, the residual grains supplied to the mixed rice hopper 9 are taken out of the machine from the residual grain removal path 24. However, the dust mixed in the grains taken out of the machine is collected and removed from the dust suction portion 24a into the dust suction air path 27, and residual grains with less dust can be taken out.

[Example] Embodiments of the invention shown in the drawings will be described below.

First, the structure of the embodiment will be explained. Reference numeral 1 denotes a husking section, and this husking section 1 includes a paddy tank 2 and a pair of husking rolls 3.
, 3 etc. , 4 is a wind-selecting path for rice, which uses the sorting wind generated by the suction fan 5 in the front to sort out the rice from the rice cracker section 1, and removes the rice husks from the suction fan 5 to the dust exhaust tube 6. The mixed rice of brown rice and paddy is then discharged to the outside of the machine and falls into the sliding rice receiving gutter 7 below, and the mixed rice that has fallen into the sliding rice receiving gutter 7 is mixed in a thrower-type mixed rice lifting machine 8. The rice is configured to be conveyed through the rice hopper 9 to the starting end of the supply gutter 14.

Reference numeral 10 denotes a sorting case, and inside the sorting case 10, a rotary sorting cylinder 11, which has a large number of potholes on its inner circumferential surface, is provided with a feed side end (the third one) so that it can rotate in a nearly horizontal state. 3) and the discharge side end (left side in FIG. 3) are rotatably supported by drive rollers 12 and 12. This rotation selection fF? In i11, there is a supply gutter 1 with a supply helix 13.
4. A finishing rice gutter 16 with a finishing rice helix 15 is suspended horizontally.

In arranging the supply gutter 14 and the finished rice gutter 16 inside the rotary sorting tube 11, the supply gutter 14 is placed on the pumping side of the rotary sorting tube 11 rotating from the bottom to the top, as shown in FIG. A finishing rice gutter 16 is disposed on the rotating side of the rotary sorting tube 11 from above to downward rotation, and the mixed rice drawn up through the pot hole of the rotary sorting tube 11 falls into the supply gutter 14 and is supplied by the supply helix 13. The rice is transferred to the terminal end of the gutter 14, and the feed gutter 14 also serves as a mixed rice receiving gutter. The discharge side end of the finishing rice gutter 16 is connected to the finishing rice flow lower cylinder 17.
It is connected to one finished rice receiving trough via the finished rice flow grain plate 18, and the finished rice is transferred to the finished rice flow lower pipe 17 and the finished rice flow grain plate 18.
Finished with wood! Y! The brown rice that was wind-selected while falling to the finished rice receiving trough 19 is transferred to the finished rice lifting machine 20.
It is taken out of the machine via the Rotating sorting fl
A pumping cylinder 21 is connected to the discharge side end of the ill, and the paddy that has been sorted by the rotating sorting cylinder 11 and sent to the discharge side flows into the pumping cylinder 21 and is fried. is,
The rice is returned to the paddy tank 2 of the phushulling section 1 with a return value of 22.

The mixed rice hopper 9 will be explained in more detail. At the bottom of the mixed rice hopper 9 that supplies grains to be sorted as mixed rice to the rotary sorting tube 11, there is a mixed rice supply path 23 that supplies the grains to be sorted to the rotary sorting tube 11, and a mixed rice supply path 23 that takes out the grains out of the machine. The starting ends of the residual grain removal passages 24, which can be removed, are connected to each other, and the terminal ends of the residual grain removal passages 24 are opened to the outside of the machine from the side of the machine body. The grains supplied to the mixed rice hopper 9 are placed in the lower part of the mixed rice hopper 9 through the mixed rice supply path 2.
A switching valve 25 is provided which can switch the supply to either the remaining grain extraction path 24 or the residual grain removal path 24, and is configured to be switchable by an operating lever 26. In addition, a dust suction part 24a made of a mesh or perforated iron plate is disposed on the lower surface of the residual grain removal passage 24, and the starting end side of the dust suction air passage 27 is connected to the dust suction part 24a. The terminal end side of the dust suction air passage 27 is communicated with the suction fan 5.

Next, the operation of the embodiment will be explained. When carrying out hulling work, paddy is supplied to the paddy tank 2, and each rotating part of the hulling machine is driven. Then, the paddy supplied from the paddy tank 2 to the husking section 1 is subjected to the husking action, and the husked rice is passed through the hushu rice winding path 4 below.
The rice husks are discharged from the dust exhaust pipe 6 to the outside of the machine. The mixed rice of paddy and brown rice falls into the sliding rice receiving trough 7, passes through the mixed rice hopper 9 in the mixed rice lifting machine 8, and is sent to the sorting tube 1 which rotates once.
It is lifted up and supplied to the starting end side of the supply gutter 14 on the first side, and is supplied to the supply side end of the rotary sorting cylinder 11 by the supply helix 13 in the supply gutter 14 .

Next, the mixed rice is pumped up through the pot hole of the rotary sorting tube 11 which is rotating clockwise in FIG. 1
The unsorted mixed rice that falls into the feed gutter 14 is fed by the feed helix 13 from the conveyance end of the feed gutter 14 to the feed side end of the rotary sorting cylinder 11, and is sorted again. be done. Also, the finished rice that fell into the finishing rice gutter 16.

The finishing rice is conveyed by the finishing rice helix 15 to the finishing rice flow down cylinder 17, and finished.
While falling through the Miki style grain plate 18 to the finished rice receiving trough 19,
The rice is sorted by the sorting air generated by the rotation of the pressure fan 28 and taken out of the machine by the finished rice lifting machine 2o.

The sorted paddy sent to the discharge side end of the rotary sorting tube 11 flows into the pumping tube 21 where it is fried, passes through the return value 22, is returned to the paddy tank 2 of the rice plowing section 1, and is sent to the arm again. It is subjected to the action of being taken off at the protrusion 1.

The hulling and sorting work is carried out as described above, and during normal hulling work, the grained rice that has been scraped off in the shedding section 1 is wind sorted in the grained rice wind sorting path 4, and then sent to the mixed rice hopper 9. The mixed rice is supplied to the rotary sorting cylinder 11 through the mixed rice supply path 23, where it is sorted into paddy and brown rice, and when the remaining grains are taken out of the machine at the end of the operation, When the operation lever 26 is operated to rotate the switching valve 25 to shut off the mixed rice supply path 23 and open the residual grain removal path 24, the residual grains supplied to the mixed rice hopper 9 are removed. The grains are taken out of the machine through the grain extraction passage 24, and the dust mixed with the grains taken out of the machine is sucked and removed from the dust suction part 24a through the dust suction air passage 27 to the suction fan 5, and the dust is removed. It is possible to remove residual grains with little contamination.

[Brief explanation of the drawing]

The drawings show an embodiment of the invention; FIG. 1 is a cutaway front view, FIG. 2 is a side view, and FIG. 3 is a side view. FIG. 4 is a cutaway side view and a cutaway rear view. [Explanation of symbols 1 Dehulling section 2 Paddy tank 3 Dehulling roll 4 Slurping rice wind selection path 5 Suction fan 6
Dust exhaust tube 8 Mixed rice lifting machine 10 Sorting case 11 Rotary sorting tube (mixed rice sorting section)

Claims (1)

[Claims] (1) At the bottom of the mixed rice hopper 9 of the mixed rice sorting section 11, there is a mixed rice supply channel 23 for supplying the grains to be sorted to the mixed rice sorting section 11 and a residual grain through which the remaining grains can be taken out of the machine. The starting ends of the grain extraction passages 24 are connected to each other, and the grains supplied to the mixed rice hopper 9 are switched to the mixed rice supply passage 23 or the residual grain extraction passage 24 at the lower part of the mixed rice hopper 9. The residual grain removing machine is equipped with a switching valve 25 that can supply the remaining grains, and the starting end side of the dust suction air passage 27 is connected to the dust suction portion 24a formed as a part of the residual grain removal passage 24. Device.