JP2009119394A - Grain distributor of swinging grader - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To recover foreign substances including husk pole snips, pebbles, and metal pieces by reducing the mixture of rachis-branched paddy and to easily add a rough separation action by a simple composition even in a swinging grader without a rough selection function. <P>SOLUTION: In the grain distribution supply apparatus of the swinging grader, to the supply side upper part of a swinging sorting part wherein a plurality of swinging sorting boards are heaped up step by step, mixed rice stored in a mixed rice tank is supplied and a distribution box (10) for uniform supply to each swinging sorting board is fitted, and supply flumes are installed in the distribution box (10) so that the mixed rice can be supplied to each swinging sorting board. A rough selection box (12) into which a rough sorting screen (11) is inserted attachably/detachably is fitted to the edge (10b) of the receiving port (10a) of the distribution box (10). <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

The present invention relates to a grain distribution device for a rocking sorter.

In the grain supply device of a rocking sorter that sorts the mixed rice of cocoon and brown rice after detachment, the rice cake with branches and cereals mixed in the mixed rice is caught at the upper end of the distribution rice cake In order to prevent clogging, the partition plate (104) is used to partition the interior between the cage (102) that houses the transfer diffusion plate (101) and the swing sorter that is stacked in several stages. Distributing boxes (105) are provided, and they are integrated and supplied to each oscillating sorter through the distributing box (105) after passing through the transfer diffusion plate (101) by applying a swinging motion. In some cases, the upper end portion of the partition plate (104) is formed in a mountain shape to form a stroller (104a) (see FIG. 11 and Patent Document 1).

This is because the upper end portion of the partition plate (104) is formed in the Strollac (104a), so that the branch rafts and the cereals are pushed to the feed end side, 106) is not clogged, and mixed rice is partitioned from the receiving port (106) by the partition plate (104) and falls into the distribution box (105), and each of the swing sorters has a smooth and equal amount. Has the effect of being supplied.

However, in the grain supply device, a sieve wire (122) is stretched between the transfer start end of the transfer diffusion plate (101) and the front wall (121) of the basket (102), and the transfer diffusion plate ( Since most of 101) is formed in a plate shape having a cross-sectional mountain shape, when mixed rice is supplied from the mixed rice tank into the straw (102), the branches received by the transfer diffusion plate (101) having a cross-sectional mountain shape There is a problem in that the amount of the stirrup crease increases, and therefore, the stirrup crease is mixed with pebbles, metal pieces and other foreign matters, and is transported to the transfer terminal and discharged together with these foreign matters. .

On the other hand, in the grain supply device of the swing sorter, since many of the above-mentioned cocoons with branching peduncles and cereals that do not have a function of removing corn straw are on the market, they can be easily attached with a simple configuration. It is desired to supply optional parts for coarse sorting.
Japanese Patent Application Laid-Open No. 2002-086071

In view of the above problems, the present invention relates to an oscillating sorter that reduces the mixing of pods with branch stems, collects broken grain pebbles, pebbles, metal pieces and other foreign matters, and does not have a coarse selection function. However, it is an object of the present invention to provide a grain distribution supply device for a rocking sorter that can easily add a coarse sorting action with a simple configuration.

In order to solve the above-mentioned problem, the invention described in claim 1 is stored in the mixed rice tank (7) at the upper part of the supply side of the swing sorting section (4) in which a plurality of swing sorting plates (9) are stacked in multiple stages. A distribution box (10) for receiving the mixed rice and supplying it to each of the swing sorting plates (9 ...) is attached, and a distribution supply basket (13) is connected to the distribution box (10). A grain distribution supply device of a swing sorter configured to be able to distribute and supply mixed rice to each of the swing sorting plates (9...), The mouth of the receiving port (10a) of the distribution box (10) A rough selection box (12) in which a coarse sorting net (11) is detachably inserted is attached to the edge (10b), and the coarse sorting net (11) is a pair of frame members (15a, 15b) having different heights. And a pair of side frame members (15c, 15d) having a reverse hemispherical side view, It is formed in a quadrilateral shape, and a reinforcing frame (22) is constructed between the side frame members (15c, 15d) on the inner side of the frame members (15a, 15b, 15c, 15d), The coarse selection lattice portion (17) is formed on the inclined surface portion, and the foreign material reservoir portion (19) is formed on the horizontal surface portion, with the frame (22) as a boundary, and the coarse selection lattice portion (17) has a mountain-shaped cross section. While a large number of long grids (16 ...) are arranged side by side and the gaps between the long grids (16 ...) serve as grain drop openings (23), the foreign substance reservoir (19) is formed of the reinforcing frame. (22) end face portions (16c ...) of a number of long lattices (16 ...) disposed on the surface, a number of comb teeth (20 ...) erected on the frame member (15b), Laying between each horizontal portion (15cf, 15df) of the side frame member (15c, 15d) and the reinforcing frame (22) and the frame member (15b). Grid-like bottom plate (18), surrounds recessed by, took technical means of.

Further, in the invention described in claim 2, the coarsely selected lattice portion (17) forms the interstitial pitch of the lattice (16...) To 10 to 15 mm, while the foreign matter reservoir portion (19) A pitch between teeth of the teeth (20...) And a pitch between lattices of the bottom plate (18) are 2 to 5 mm.

According to the grain distribution and supply device of the hulling sorter of the present invention, first, a large foreign object having a diameter of about 20 mm is roughly roughened by the rocking of the coarse selection box (12) accompanying the rocking of the rocking and sorting unit (4). It is received by the grid selection section (17) and accommodated in the foreign material reservoir section (19), and the strip-shaped branch raft leaks from the grain drop opening (23) of the coarse selection grid section (17). On the other hand, the foreign substance reservoir part (19) is formed with a comb-like tooth (20...) Having a pitch of 2 to 5 mm and a lattice-like bottom plate (18) through which foreign substances larger than the grains can not pass but the grains can pass. For example, even if mixed rice flows into the foreign matter reservoir (19) when the rice hull sorting operation is temporarily suspended, if the rice straw sorting operation is resumed, the mixed rice is immediately removed from the foreign matter reservoir ( 19), it is possible to collect only foreign matter at the foreign matter reservoir (19).

When the hull sorting operation is temporarily interrupted or when the hull sorting operation is finished, the foreign matter accumulated in the foreign matter collecting section (19) is picked up by hand or the coarse sorting box (12) is used. By removing (11) by hand, only the foreign matter accumulated in the foreign matter reservoir (19) can be taken out of the apparatus.

Furthermore, in the rocking sorter that does not have the coarse selection function, the rocking sorter that has the coarse selection function can be obtained simply by attaching the coarse selection box (12) to the distribution box (10) that receives the mixed rice. Can be remodeled.

DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, an exemplary embodiment for carrying out the invention will be described with reference to the drawings. In FIG. 1 thru | or FIG. 3, the rice hull sorter 1 which comprises the grain distribution supply apparatus of this invention is the rice hull part 3 provided in one upper part (FIG. 1 upper right part) in the horizontally long box-type machine frame 2. As shown in FIG. Are provided on the other upper part (left upper part in FIG. 1) of the box-type machine casing 2, and are arranged below the swing sorting part 4 composed of a plurality of sorting plates, and from the hulling part 3. Wind selection unit 5 consisting of a wind selection path and a dust exhaust fan for wind-selecting the rice that has fallen, and a mixed rice cerealing machine 6 for cerealing the mixed rice of rice bran and brown rice wind-selected by the wind selection unit 5; The mixed rice tank 7 that temporarily stores the mixed rice that has been cerealed and supplies the mixed rice to the rocking and sorting unit 4, and the unpolished rice that is provided on the side of the rocking and sorting unit 4 and that has been screened as a refined product. The whole is composed of the grain machine 8.

As shown in FIGS. 3 and 4, the swing sorting portion 4 is formed by stacking a plurality of swing sorting plates 9 in a multi-stage shape, and is entirely covered with a safety cover 2a. The swing sorting unit 4 is provided with a swing mechanism (not shown) below. In this embodiment, the swing sorter 4 is reciprocated in the direction a in FIG. It is the composition which makes it. Reference numeral 10 denotes a distribution box provided at the upper part of the supply side of the swing sorting unit 4. The distribution box 10 receives the mixed rice stored in the mixed rice tank 7 and supplies it to each swing sorting plate 9 equally. And is integrally attached to the swing sorting portion 4.

A rough selection box 12 having a rough selection screen 11 inserted therein is attached to the lip 10b of the receiving port 10a of the distribution box 10. Referring to FIG. 4, when attaching the rough selection box 12, screw holes 10 c for attaching the rough selection box 12 are formed in the mouth edge 10 b of the distribution box 10, and The coarse selection box 12 can be fixed to the distribution box 10 by screwing together with a pair of flanges 12a protruding on the side surfaces. On the other hand, the rough selection box 12 is formed with a front wall 12b, a rear wall 12c, a left side wall 12d, a right side wall 12e, and a receiving flange 12f, so that the rough selection screen 11 is inserted into the rough selection box 12. Thus, it can be supported so that it can be inserted and removed without screwing. The coarse sorting net 11 is preferably formed of a lightweight material so that it can be easily removed from the coarse selection box 12. In this embodiment, the coarse sorting net 11 is made of a plastic resin material and has a weight of 92 grams. did it.

As shown in FIG. 5, the distribution box 10 is provided with a distribution supply basket 13 so that the mixed rice can be distributed and supplied to the swing sorting plates 9. A leveling plate 14 for leveling the thickness of the mixed rice in the distribution box 10 is rotatably supported by a rotation shaft 14a.

Next, the shape of the coarse sorting screen 11 will be described with reference to FIGS. 6 is a plan view of the coarse sorting net 11, FIG. 7 is a perspective view of the coarse sorting net 11, FIG. 8 is a perspective view seen from another direction, and FIG. 9 is a longitudinal sectional view taken along line AA ′ of FIG. 10 is a longitudinal sectional view taken along line BB ′ of FIG.

The coarse sorting net 11 is formed in a substantially rectangular quadrilateral shape by a pair of frame members 15a and 15b having different heights and another pair of side frame members 15c and 15d having a substantially reverse shape in a side view. . And inside the frame members 15a, 15b, 15c, 15d, a reinforcing frame 22 is installed between the side frame members 15c, 15d, and the coarsely-selected grid portion 17 is formed on the inclined surface portion with the reinforcing frame 22 as a boundary. A foreign substance reservoir 19 is formed on each horizontal plane.

The coarsely selected lattice portion 17 is formed of a large number of elongated lattices 16 having a mountain-like cross section when cut between the side frame members 15c and 15d (see FIG. 10). An angled tip 16a is directed upward, and the longitudinal direction of the lattices 16 is constructed so as to be gently inclined downward from the frame member 15a toward the reinforcing frame 22. A large number of the lattices 16 are arranged in parallel between the side frame members 15c and 15d. The space between the long lattices 16 is defined as a grain drop opening (23).

On the other hand, the foreign substance reservoir portion 19 is arranged in a horizontal line on the horizontal portions 15cf, 15df of the side frame members 15c, 15d, a large number of lattice end surface portions 16c arranged on the reinforcing frame 22, and on the frame member 15b. A large number of standing comb teeth 20 and a lattice-shaped bottom plate 18 laid between the reinforcing frame 22 and the frame member 15b are formed in a concave shape. Reference numeral 16b denotes slopes 16b and 16b of the lattice 16.

In addition, a large number of lattice end face portions 16c arranged on the reinforcing frame 22 have a bottom length of 8.5 mm, and a substantially trapezoidal selection hole 21 between the adjacent lattice end face portions 16c and 16c. Form. At this time, the pitch between the sorting holes 21 is preferably 8.0 to 9.5 mm. And between the lattices of the bottom plate 18, grain drop openings 24 are formed, and between the comb teeth 20 erected on the frame material 15 b, sorting holes 25 are formed.

The coarse selection lattice portion 17 forms the interstitial pitch of the lattices 16 to 10 to 15 mm, while the foreign material reservoir 19 sets the intercombination pitch of the comb teeth 20 and the interstitial pitch of the bottom plate 18 to 2 to 2. Form to 5 mm. In particular, the interstitial pitch of the lattices 16 is preferably 14.5 mm, and the intercombination pitch of the comb teeth 20 and the interstitial pitch of the bottom plate 18 are preferably 2 mm.

In the rice hull sorter 1 configured as described above, the rice crushed by the rice huller 3 is subjected to wind selection of the rice husks and the like by the wind sorting unit 5 to become a mixed rice of rice bran and brown rice. The rice is cerealed by the mixed rice cerealing machine 6, then supplied to the mixed rice tank 7, and supplied from the mixed rice tank 7 to the coarse selection box 12 provided on the supply side upper portion of the swinging selection unit 4. In the coarse selection box 12, the coarse selection box 12 oscillates with the oscillation of the oscillation selection unit 4. First, the coarse selection box 12 is compared with the grains by the lattice 16 formed in the coarse selection lattice unit 17 of the coarse selection network 11. Thus, for example, pebbles, metal pieces, wood chips, sawdust and other large foreign matters having a diameter of about 20 mm or more are received and accommodated in the foreign matter reservoir portion 19 from the coarsely selected lattice portion 17.

At this time, in the case of a strip-shaped saddle with a branch, the slopes 16b and 16b of the mountain-shaped lattice 16 are slid down and the pitch between the lattices of the lattice 16 is as wide as 10 to 15 mm. It leaks from the part 17 and is supplied to the distribution box 10 below. On the other hand, the foreign substance reservoir portion 19 is formed with 2-5 mm pitch comb teeth 20... And a lattice-like bottom plate 18 through which foreign substances larger than the grains can not pass but the grains can pass. Even if the mixed rice flows into the foreign matter reservoir 19 due to the flow of mixed rice from the mixed rice tank 7 when the rice husk sorting operation is temporarily suspended, the mixed rice is immediately recovered if the rice husk sorting operation is resumed. Leakage from the foreign matter reservoir 19 makes it possible to collect only foreign matter in the foreign matter reservoir 19.

In addition, there is a case where the culm with branch branch along with the swarf is contained in the foreign matter reservoir 19 and mixed with the foreign matter. In this embodiment, the swinging action of the coarse selection box 12 accompanying the swinging of the swing sorting unit 4 And the lattice-shaped bottom plate 18 and the comb teeth 20 formed in the foreign material reservoir 19, only the cocoon of the cocoon with branch infarction is detached from the limb, and only the cocoon is leaked from the foreign material reservoir 19. It also has.

Next, the mixed rice of brown rice and brown rice supplied to the distribution box 10 is leveled by the flat plate 14 of the distribution box 10, and from the supply port of each swing sorting plate 9. Supplied to each of the swing sorting plates 9, and swing-sorted into brown rice, mixed rice and rice bran.

When the hulling sorting operation is temporarily interrupted or the hulling sorting operation is finished, the large foreign matter accumulated in the foreign matter collecting portion 19 is picked up by hand, or the coarse sorting net 11 is manually picked up from the coarse selection box 12. The large foreign matter accumulated in the foreign matter reservoir 19 can be taken out of the machine. At this time, there was no mixing of wrinkles with branch infarction in the foreign matter reservoir 19, and only the foreign matter could be taken out of the machine.

By the way, in the grain supply device of the rocking sorter of this embodiment, it is possible to easily add the coarse sorting action with a simple configuration even in the rocking sorter that does not have the coarse sorting function. it can. That is, in the swing sorter that receives the mixed rice directly from the mixed rice tank 7 to the distribution box 10, the screw holes 10 c for attaching the coarse selection box 12 are formed in the lip 10 b of the distribution box 10. The coarse selection box 12 is fixed to the distribution box 10 and screwed together with a pair of flanges 12a projecting from the side surface of the coarse selection box 12 so that the swing selection machine is modified to have a rough selection function. It can be done.

It is an external appearance front view of the whole hulling sorter. It is a top view of the same rice hull sorter. It is the partially broken perspective view seen from the back side of the same hull sorter. It is a perspective view at the time of fixing a rough selection box on a distribution box, and inserting a rough selection network in a rough selection box. It is a schematic longitudinal cross-sectional view same as the above. It is a top view of a rough selection network. It is an expansion perspective view same as the above. It is the perspective view of the coarse selection net | network seen from another direction. FIG. 7 is a cross-sectional view taken along line A-A ′ of FIG. 6. FIG. 8 is a sectional view taken along line B-B ′ of FIG. 7. It is the schematic of the conventional grain supply apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Rice hull sorter 2 Box-type machine frame 3 Hulling part 4 Oscillation sorting part 5 Wind selection part 6 Mixed rice cerealing machine 7 Mixed rice tank 8 Refined cerealing machine 9 Oscillating sorting board 10 Distribution box 11 Coarse sorting net 12 Coarse selection box 13 Distribution supply bowl 14 Flat plate 15 Frame material 16 Lattice 17 Coarse selection lattice part 18 Bottom plate 19 Foreign material storage part 20 Comb tooth 21 Sorting hole 22 Reinforcing frame 23 Grain drop opening 24 Grain drop opening 25 Sorting hole

Claims (2)

The mixed rice stored in the mixed rice tank (7) is received in the upper part of the supply side of the swing sorting section (4) in which a plurality of swing sorting plates (9) are stacked in multiple stages, and each of the swing sorting plates is A distribution box (10) for evenly supplying (9 ...) is attached to the distribution box (10), and a distribution supply basket (13) is connected to the distribution box (10) to mix with each of the swing sorting plates (9 ...). A grain distribution and supply device of a swing sorter configured to distribute and supply rice,
A coarse selection box (12) in which a coarse selection net (11) is detachably inserted is attached to the mouth edge (10b) of the receiving port (10a) of the distribution box (10),
The coarse sorting net (11) is substantially rectangular by a pair of frame members (15a, 15b) having different heights and another pair of side frame members (15c, 15d) having a substantially reverse shape in a side view. It is formed in a quadrilateral shape,
A reinforcing frame (22) is installed between the side frame members (15c, 15d) on the inner side of the frame members (15a, 15b, 15c, 15d). The coarsely selected lattice portion (17) is formed on the horizontal surface portion, and the foreign matter reservoir portion (19) is formed on the horizontal surface portion.
The coarse selection lattice portion (17) has a large number of long lattices (16...) Having a mountain shape in cross section, and a grain dropping port (23) between the long lattices (16...). While
The foreign substance reservoir portion (19) is erected on the end surface portions (16c ...) of a number of long lattices (16 ...) disposed on the reinforcing frame (22) and on the frame material (15b). Between the plurality of comb teeth (20 ...), the horizontal portions (15cf, 15df) of the side frame members (15c, 15d), and the reinforcing frame (22) and the frame member (15b). A grain distribution supply device for a rocking sorter characterized in that it is formed in a concave shape by a laid grid-like bottom plate (18). The coarse selection lattice portion (17) forms an inter-lattice pitch of the lattice (16 ...) to 10 to 15 mm, while the foreign matter reservoir portion (19) is an inter-comb pitch of the comb teeth (20 ...). The grain distribution supply device for a rocking sorter according to claim 1, wherein the pitch between the lattices of the bottom plate (18) is 2 to 5 mm.

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