JPS61212371A - Cleaner for cereal grain selector - 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 (Industrial Field of Application) The present invention relates to a cleaning device for a grain sorting machine, and relates to a cleaning device for a grain sorting machine.
), it can be implemented in a grain sorter that sorts a mixture of paddy and brown rice.

(Prior art) As a cleaning means for a rotary sorting cylinder whose inner circumferential surface has a large number of potholes, a brush is rotated in contact with the inner circumferential surface of the rotary sorting tube to clean the potholes in the single rotation sorting tube. There is something to do.

(Problems to be Solved by the Invention) This conventional device has a problem in that the pot holes of the rotary sorting tube cannot be cleaned well.

(Means for Solving the Problem) Therefore, the present invention attempts to remove the dust in the pot hole of the rotary sorting cylinder by suction, and the technical means for solving this technical problem are as follows: A grain gutter (16) for receiving the grains scooped up by the rotary sorting tube (11) is disposed inside the rotary sorting tube (11), which has a large number of pot holes on the inner circumferential surface, and one-rotation sorting is carried out. An elastic plate that is close to or in contact with the inner circumferential surface of the rotary sorting tube (11) is attached to the intake port (28) of the suction pipe (27) arranged along the longitudinal direction of the inner circumferential surface of the tube (11). (23) is provided.

(Operation and Effect of the Invention) The suction force of the suction pipe (27) sucks the dust in the pot holes in the rotary sorting cylinder (11) from the suction port (28). Rotary sorting cylinder (11)
Since the elastic plate (28) is provided in close proximity to or in contact with the inner circumferential surface of the rotary sorting cylinder (11), the suction and removal power of dust from the pot hole of the rotary sorting tube (11) can be increased and the dust suction effect can be enhanced. .

(Example) Embodiments of the invention shown in the drawings will be described below.

First, to explain the configuration of the embodiment, (1) is a shedding section, and this shedding section (1) is composed of a paddy tank (2), a pair of shedding rolls (3), (3), etc. has been done. (4)
In the sliding rice wind sorting path, the sliding rice from the shedding section (1) is sorted by the sorting wind generated by the suction fan chamber (5) in front, and the rice husks are removed from the suction fan chamber (5) for dust removal. The mixed rice of brown rice and paddy is discharged from the machine through the cylinder (6) and falls into the sliding rice receiving trough (7) below, and the mixed rice that has fallen into the sliding rice receiving trough (7) is mixed rice for frying. A supply gutter that also serves as a mixed rice receiving gutter for grain a (8) (
It is configured to be conveyed to the starting end of 10.

(lO) is a sorting case, and inside the sorting case (lO) is a rotary sorting cylinder (11) having a large number of potholes on the inner peripheral surface.
The supply side end (Fig. 1 □
(on the right side) and the discharge side end (on the left side in Fig. 1) are rotatably supported by drive rollers (12) (12).

A supply gutter (10) having a feed helix (13) and a finishing rice gutter (1B) having a finishing rice helix (15) are horizontally disposed inside the rotary sorting cylinder (11).

When arranging the supply gutter (14) and the finished rice gutter (1B) in the rotary sorting tube (11), the feed gutter (14)
As shown in Figure 2, the rotating sorting tube (11) is placed on the scooping side that rotates from the bottom to the top, and the finishing rice gutter (16) is placed on the side that rotates from the top to the bottom of the rotating sorting tube (11). The mixed rice scooped up by the pot hole of the sorting tube (11) in one rotation falls into the supply gutter (10) and is transferred to the supply helix (13).
) to the terminal side of the supply gutter (10), and the feed gutter (14) also serves as a mixed rice receiving gutter.The discharge side end of the finishing rice machine (1B) is , finished rice flow down pipe (17), finished rice flow grain plate (18), and finished rice receiving gutter (
19), and the finished rice is fed to the finished rice flow down cylinder (17).
) and the finished rice flow grain board (18) to the finished rice receiving trough (19)
The brown rice that is wind-selected while falling to the finished rice receiving trough (19) is taken out of the machine via the finished rice lifting machine (20). A paddy lifting cylinder (21) is connected to the discharge side end. (22
) is a paddy return gutter, and the paddy return gutter (22) extends to a position below the pumping of the paddy lifting cylinder (21) on the rotary sorting cylinder (11) side, and 21) has the function of transferring the paddy that has been pumped upward to the shedding section (1).

(23) is a rotary sorting tube (
11) is a layer thickness detection sensor disposed on the supply side.

(24) is a reduction shelf installed obliquely below the supply gutter (14), and the reduction shelf (24) is used to collect grains scooped up by the rotation of the rotary sorting cylinder (11) from the upper finished rice gutter. (1
B) and the supply gutter (14) receive grains with a relatively large amount of brown rice, and guide them to fall behind the pile of grains to be sorted in the one-rotation sorting tube (11). ) to facilitate insertion into potholes and improve sorting efficiency.

(25), (25)... are rectifier plates installed below the reduction shelf (20), and the rectifier plates (25), (25)
)... is for regulating the flow of grains to be sorted supplied to the supply side end of the rotary sorting cylinder (11) to the discharge side,
A partition plate (2B) made of an elastic material such as rubber is attached to the rectifying plate (25) located at the discharge side end of the rotary sorting tube (!1), and the partition plate (2B) is made of an elastic material such as rubber. The lower end edge of (2B) is brought close to the inner peripheral surface of the rotary sorting tube (11) to restrict the flow of grains from the partition plate (2B) to the discharge side of the rotary sorting tube (11). , the distribution state of the grains to be sorted in the longitudinal direction in the rotary sorting tube (11) is controlled by a partition plate (
2B) to the feed side of the rotary sorting cylinder (11), the layer thickness of the grains to be sorted is made relatively thick to maintain a constant layer thickness and increase the sorting efficiency. Board (2
6) to the discharge side of the rotary sorting tube (11), the layer thickness of the grains to be sorted is made thinner, so that the brown rice in the grains to be sorted has an opportunity to fit into the pot holes of the rotary sorting tube (11). The purpose is to increase the amount of brown rice and reduce the flow of brown rice to the discharge side end of the rotary sorting tube (11).

(27) is a suction pipe, and the suction pipe (27) is
In the part of the rotary sorting cylinder (11) that rotates downward from the E side,
They are disposed close to each other along the longitudinal direction, and one end of the suction pipe (27) is communicated with the suction fan chamber (5). An intake port (28) is provided along the longitudinal direction in a portion of the suction pipe (27) close to the inner circumferential surface of the rotary sorting tube (11).
), and at the upper and lower edges of the intake port (28) are elastic plates (2
9) and (29) are arranged, and the elastic plates (29) and (28) are arranged.
The end of the rotary sorting tube (11) is brought into contact with the inner circumferential surface of the rotary sorting tube (11) to improve suction efficiency. In addition, in this example, the suction pipe (27) and the elastic plate (2 days) are configured separately,
Although the two are connected, this suction pipe (2
7) and the elastic plate (28) may be made of the same material and have an integral structure.Also, the tip of the elastic plate (28) may be configured as a brush-like body, and this brush-like body may be used to separate the rotary sorting tube (11).
) may be used for contact cleaning of the acupuncture holes in the suction tube (27). (Drawings omitted) may be serially numbered and air may be blown out from the suction port (2B) of the suction pipe (27) to clean the potholes of the rotary sorting tube (11).

Next, the operation of the embodiment will be described. When carrying out hulling work, raw rice is supplied to the rice tank (2), and each rotating part of the hulling machine is driven. Then, the part that comes off from the paddy tank (2) (
The paddy supplied to 1) is subjected to a shedding action, and the fallen rice is sorted by the downward sliding rice sorting channel (0), and the rice husks are discharged outside the machine from the dust exhaust pipe (8).

The mixed rice of brown rice and paddy falls into the sliding rice catcher (7),
In the mixed rice frying machine (8), the supply gutter (
10 is lifted up and supplied to the starting end side, and is supplied to the supply side end of the rotary sorting tube (11) by the supply helix (13) in the supply gutter (14).

Next, the mixed rice is scooped up by the pot hole of the rotary sorting tube (11) rotating clockwise in Fig. 2, and the fine brown rice falls into the finishing rice machine (1B), where the paddy and some of the rice are removed. The mixed brown rice is sorted by falling into the supply gutter (10), and the unsorted mixed rice that has fallen into the feed gutter (14) is sorted by the feed helix (14).
3), the rotational sorting 1 is performed again from the conveyance end of the supply gutter (14).
11f (11) and re-sorted. Also,
The finished rice that has fallen into the finishing rice gutter (1B) is transferred to the finishing rice helix (
! 5), it is transported to the finishing rice flow lower cylinder (17).

While falling through the finishing rice flow grain board (18) to the finishing rice receiving trough (19), it is sorted by a sorting wind and is transferred to the finishing rice lifting machine (20).
It is taken out of the aircraft.

The sorted paddy sent to the discharge side end of the rotary sorting tube (11) enters the adjacent paddy lifting tube (21), is pumped up by the paddy lifting tube (21), and is sent to the upper column. Paddy return gutter (22
) and is reduced to the part (1) that takes off, and the part that takes off again (1).
).

The hulling and sorting work is carried out as described above,
A partition plate (2B) is attached to the discharge side end of the rotary sorting cylinder (11) in the baffle plate (25), and the rotary sorting cylinder (
Since the flow of the grains to be sorted from the partition plate (2B) to the discharge side is greatly restricted, the rotating sorting cylinder (
11) A relatively thick layer of grains to be sorted is maintained within the grain,
The force for scooping up grains in the rotary sorting tube (11) is kept constant to improve the efficiency of collecting grains to the finishing rice gutter (18) and the supply gutter (14), and the rotary sorting tube (11) In the part on the discharge side from the partition plate (2B), the layer thickness of the grains to be sorted is made thin so that the brown rice can fit well into the pot holes of the rotating sorting tube (11), and the brown rice is scooped out. By increasing the amount, it is possible to ensure recovery of the brown rice, reduce the return of the brown rice from the discharge end to the part (1), and prevent damage to the brown rice.

Also, if suction is applied from one end of the suction pipe (27) after or during the hulling work, the suction pipe (27
) Air is sucked through the intake port (2B) of the rotary sorting cylinder (11), and at the same time, dust in the pot holes is sucked, preventing dust from accumulating in the pot holes of the rotating sorting tube (11), and improving sorting efficiency. It is something that can be done. In addition, when sucking out the dust in this pot hole, the elastic plate (2B) attached to the suction pipe (27) approaches or contacts the inner circumferential surface of the single-rotation sorting tube (11), so the pot hole is sucked out. It is capable of powerfully suctioning and removing dust from the holes.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, and FIG. 1 is a cutaway side view, FIG. 2 is a cutaway rear view, and FIG. 3 is a cutaway rear view of main parts. Explanation of the symbols: (1) is the part that is taken off, (2) is the paddy tank, (3) is the roll that is taken off, (4) is the sliding rice wind selection path, (5) is the suction fan room, (
6) is the dust exhaust pipe, (10) is the sorting case, (11) is the rotary sorting pipe, (12) is the drive roller, (13) is the supply helix, (14) is the supply gutter, and (15) is the finished rice helix. ,
(16) is the finished rice gutter (grain gutter), (23) is the reduction shelf, (25) is the rectifier plate, (2B) is the partition plate, (27) is the suction pipe, (28) is the intake port, ( 29) is an elastic plate

Claims (1)

[Scope of Claims] [1] A grain gutter (1) for receiving grains scooped up by the rotary sorting tube (11) in the rotating sorting tube (11), which has a large number of potholes on its inner peripheral surface. The rotary sorting tube (16) is installed at the suction port (28) of the suction pipe (27), which is arranged along the longitudinal direction of the inner peripheral surface of the rotating sorting tube (11).
11) An elastic plate (29) that is close to or in contact with the inner circumferential surface of
A cleaning device for a grain sorter that is equipped with a