JPS59213478A - Rotary sorting apparatus - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION This invention supplies mixed rice after hulling into a rotating sorting cylinder which has a large number of pot holes on its inner circumferential surface, and the supplied mixed rice is placed under the rotating sorting cylinder. This relates to a rotary sorting device that is inserted into a pot hole at one position and lifted up as the rotary sorting tube rotates, and separates paddy and brown rice based on the difference in the position at which they fall out of the pot hole at one position. be.

This invention improves the sorting performance and improves the sorting efficiency by properly treating the mixed rice of paddy and brown rice that falls out of the pot hole slightly below the falling position of the brown rice in the rotary sorting device as described in "-". This is an attempt to move towards the future.

For this reason, the present invention has taken the following technical measures.

That is, the mixed rice after hulling is fed into the rotating sorting tube (2) which has a large number of pot holes (1) (1) on the inner circumferential surface, and the mixed rice thus supplied is fed into the rotating sorting tube (2). Pot hole (1) at the lower position of
In a rotary sorting device, the rotary sorting tube (2) is inserted into a rotary sorting tube (2) and lifted up by the rotation of the rotary sorting tube (2), and is separated into paddy and brown rice by the difference in the position at which the rotary sorting tube (2) falls out of the pot hole (1) at the upper position. 2) Install a brown rice receiver 1] 11 (3) at the medium heat position in the inner lane, and install a mixed rice receiver (4) below the negative side of the brown rice receiver (3) above the rotating sorting tube (2). A reducing gutter is installed only on the discharge side, and on the starting end side of the rotary sorting tube (2), it receives the mixed rice being lifted up and guides and supplies it to the rear of the grain group to be retained at the bottom of the rotary sorting tube (2). (5) The rotary sorting device is configured as follows.

The example shown in the figure is one in which the rotary sorting device and the huller of the present invention are integrated, and the wind sorting chamber (6) is installed at the bottom on the negative side of the wind sorting chamber (6). The hulling device (7) is attached to one side, and the rotary sorting device (fil) of the present invention is attached to the other side of the wind sorting chamber (6).
(8) is installed.

The air sorting device (6) has a suction fan (9) and a pressure fan arranged in front and behind each other, and forms an air path for sorting the fallen rice between them.

Qa is a falling shelf, 0■ is a receiving gutter for the fallen rice, and a relay tank 04 is installed between the receiving gutter θ and the discharge side of the rotary sorting tube (2).
) are connected by a grain frying device.

The rotating sorting cylinder (2) is rotatably mounted on the wind sorting device (6)l with its center of rotation facing the longitudinal direction of the wind sorting device (6). The machine frame θ on the hulling device (7) side of the rotating sorting cylinder (2)
0 is provided with the above-mentioned relay tank α, and its discharge port is communicated with a supply gutter installed in the rotary sorting cylinder (2). 08) is a transfer helix that is mounted on the shaft within the supply gutter 07), and is used to transfer the supplied mixed rice to the starting end side (A) of the rotating sorting tube (2) and supplying it into the rotating sorting tube (2). It is composed.

The brown rice receiving trough (3) is located within the rotary sorting tube (2) at a medium heat level, and both ends are fixed to the machine frame OQθ. Inside the brown rice receiving trough (3), there are 0 transfer helices that can be transferred to the discharge side (b) of the rotary sorting tube (2), that is, to the hulling device (7) side.

In addition, the mixed rice receiving gutter (4) is located in the rotating sorting tube (2) below the - side of the brown rice receiving gutter (3), and the mixed rice receiving gutter (4) is located only on the discharge side (b) of the rotating sorting tube (2). It is a provision. A transfer helix (A) capable of transferring the mixed rice to the discharge side (B) of the rotary sorting cylinder (2) is provided in the mixed rice receiving trough (4).

The return gutter (5) is provided only on the starting end (A) side of the rotating sorting tube (2), and the flow guide plate (2+) of the mixed rice receiving gutter (4) is installed on the starting end side (I) of the rotating sorting tube (2). ), and is also slightly extended toward the lower side of the slope.

(A) is a brown rice flow down trough, which is configured to guide the brown rice discharged from the end of the brown rice receiving trough (3) onto the brown rice collection trough (C) provided at the bottom of the wind selection device (6) and medium heat. be. (Foundation) is a grain frying device for removing brown rice.

(A) is a mixed rice flow down trough, which is configured t7 to guide the mixed rice discharged from the end of the mixed rice receiving trough (4) to the above-mentioned dropped rice receiving trough α→.

Below the paddy discharge at the rear end of the rotating sorting cylinder (2) is a paddy rice collecting trough (
A) is formed, and the paddy collected by the collection gutter (C) is supplied to the supply funnel (C) of the hulling device (7) by the grain lifting device (C).

(a) is the control valve for the brown rice receiving gutter, and (g) is the partition plate between the mixed rice receiving gutter (4) and the reducing gutter (5).

The hulling and sorting work is started by supplying the paddy to the supply funnel (C), and the rice that has been subjected to the action of the hulling device (7) is wind-selected on its way down the sorting air path θυ and separated into rice husks. The rice and dust are discharged out of the machine by the suction fan C (D), and the fallen rice is guided to fall into the receiving gutter 0.

The fallen rice that has fallen into the receiving trough 0'2 is hoisted by the grain lifting device θ, and sent to the rotary sorting tube (2) via the relay tank (14).
). Supply gutter α
The grains within η are transferred by the transfer helix α8) and are supplied falling to the starting end (a) of the rotating sorting tube (2).

The mixed rice fed into the rotary sorting tube (2) is fed into the pot hole (1).
(1) one after another, and then, as the rotary sorting cylinder (2) rotates, they are lifted up and dropped out of the pot hole (1) in one position. The rice grains are longer than the rice grains, so when they are inserted into the pot hole (1), the rice grains with a slightly higher center of gravity fall off faster, and the brown rice is more durable in the two-way position. After being hit, it falls.

On the starting end (a) side of the rotating sorting tube (2), there is a pot hole (])
The brown rice that is held by (1) is placed in the brown rice receiver (3).
The person fell inside and was transported backwards by the transport helix α [phase].

Also, on the starting end (a) side, there is a pot hole (1,) (1,
) The mixed rice with a relatively high brown rice content is dropped onto the reducing gutter (5) and guided by the flow, remaining at the bottom of the rotating sorting cylinder and passing through the pot hole. (1) It passes above the grain group during the insertion process into the pothole and is returned to the rear of the grain group.Therefore, the conventional fyu <11 grain group during the mulberry insertion process into the pot hole'' The mixed rice does not fall and interfere with the sorting action, and the mixed rice at the starting end of the sorting tube, where the rate of brown rice contamination is relatively high, is directly guided and fed to the inner peripheral surface of the rotating sorting tube (2) to separate brown rice. The material is inserted into the pot hole and the sorting efficiency is improved.

The grains are sequentially transferred to the discharge side (mouth) while being subjected to the sorting action as described in 1. Brown rice is collected in the brown rice receiving trough (3) in the same way as on the starting end (a) side, and The mixed rice that has been halved and has a relatively high percentage of paddy mixed in due to brown rice collection on the starting end side falls into the mixed rice receiving trough (4) and is collected.

The brown rice discharged from the end of the brown rice receiving trough (3) is taken out of the machine by the brown rice flow down trough (A), the brown rice collection trough (C), and the grain lifting device Q→.

The mixed rice discharged from the end of the mixed rice receiving trough (4) is transferred to the grain frying device (IQ) through the mixed rice flow down trough (c) and the fallen rice receiving trough αQ.
is returned to the relay tank αΦ, and then transferred to the rotating sorting tube (
2) Supplied inside.

In addition, the unhulled rice that remains in the rotary sorting cylinder (2) until the end and is discharged from the end thereof is collected by the unhulled rice collecting trough (c) and is supplied to the hulling device (7) by the grain lifting device (a) at 1 mA. - reduced to (5).

Since the present invention is constructed as described above, it is possible to eliminate mixed rice that is inserted into the pot hole and picked up by the rotation of the rotary sorting cylinder, but does not reach the brown rice receiving trough and falls out of the pot hole on the way. , on the starting end side of the rotating sorting tube, by the reduction side,
The grains remain in the lower part of the rotary sorting cylinder, pass over the grains that are being inserted into the pot hole, and are guided and supplied to the inner peripheral surface of the rotary sorting cylinder on the rear side of the grain group, and the grain group moves during the insertion process. In order to promote the insertion of brown rice into the pot hole by preferentially supplying the mixed rice on the starting end side, where the brown rice content is relatively high, to the inner circumferential surface of the rotating sorting cylinder. Performance and sorting efficiency can be improved.

Furthermore, the mixed rice with a high percentage of paddy mixed on the discharge side of the rotary sorting cylinder is collected by the mixed rice receiving trough and re-sorted, so that it can be sorted efficiently.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention, in which FIG. 1 is a side sectional view, FIG. 2 is a sectional view taken along the line AA in FIG. 1, and FIG. 3 is a sectional view taken along the BB line in FIG. 1. FIG. 4 is a sectional view taken along the line CC in FIG. 3. In the figure, '7j' (1) is the pot hole, (2) is the rotary sorting cylinder,
(3) shows the brown rice receiver, (4) shows the mixed rice receiver, and (5) shows the reduction side. Patent applicant name Iseki Agricultural Machinery Co., Ltd. Representative Shinataka Iseki Figure 2 Figure 3

Claims (1)

[Claims] The mixed rice after hulling is fed into a rotary sorting cylinder which has a large number of pot holes on its inner circumferential surface, and the supplied mixed rice fits into the pot holes at a lower position of the rotary sorting tube, and then the rice is inserted into the rotary sorting tube. In a rotary sorting device that is lifted up by rotation and separated into paddy and brown rice by the difference in the dropout position from the pot hole at the lower position, a brown rice receiving trough is installed in the rotary sorting cylinder at approximately the medium heat position. In addition, a mixed wooden receiver is installed below one side of the brown rice receiver only on the exit side of the rotary sorting tube glue 1, and a rotating wooden receiver is installed on the starting end of the rotary sorting tube to receive the mixed rice being lifted. A rotary sorting device that is equipped with a return gutter that guides and supplies the grain clusters staying at the bottom of the sorting cylinder to the rear.