JPH0716656B2 - Grain supply device of brown rice sorting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention is provided with a plurality of upper and lower sorting plates for sorting grain supplied by exercise having a moving component along the horizontal direction into paddy and brown rice. , A grain supply hopper is fixedly installed, and a passage forming member that forms a plurality of guide passages that guide the grains discharged from the grain supply hopper to the grain supply ports of each of the selection plates is the grain receiving member. The present invention relates to a grain supply device of a brown rice sorting device which is formed by arranging the inlets of the guide passages in a horizontal direction in a horizontal direction and is provided so as to move integrally with the sorting plates.

[Conventional technology]

In the grain supply device of such a brown rice sorting device, a heavy grain supply hopper is fixedly installed to store the grain.

Therefore, it is necessary to allow the relative movement of the fixed grain supply hopper and the horizontally moving sorting plate while allowing the grains to be fed to the sorting plate.

Therefore, regardless of the relative movement, the grain discharged from the grain supply hopper is supplied to the grain receiving part of the passage forming member so that the grain receiving part has a large horizontal area. It is conceivable to configure so that

[Problems to be Solved by the Invention]

If the receiving portion of the passage forming member is formed in a large size to allow the relative movement, there is a disadvantage that the entire device becomes large, and a sorting plate is provided for the passage forming member whose weight increases with the increase in size. There is a disadvantage in that the driving force for exercise becomes large and the running cost becomes high.

Incidentally, in order to avoid the above disadvantage, a means for connecting the grain supply hopper and each guide passage of the passage forming member by a flexible pipe may be considered, but in this case, the pipe is repeatedly bent and deformed. Due to this, there is a disadvantage that it is easily damaged at an early stage, and there is a disadvantage that the grain is easily clogged in the pipe that is bent and deformed to be bent, which makes it difficult to put into practical use.

The present invention has been made in view of the above circumstances, and an object thereof is to enable good supply of grains while suppressing an increase in the size of the device and an increase in running cost.

[Means for Solving the Problems]

In the grain supply device of the brown rice sorting device according to the present invention, a sorting plate for sorting grains supplied by a motion having a moving component along the horizontal direction into paddy and brown rice is provided in upper and lower stages, and a grain supply hopper. Is fixedly installed, a passage forming member that forms a plurality of guide passages that guide the grains discharged from the grain supply hopper to the grain supply ports of the respective sorting plates,
In the grain receiving portion, the inlets of the guide passages are arranged side by side in the horizontal direction, and the grain receiving portion is provided so as to move integrally with the respective sorting plates. The feed hopper is provided with a grain discharging unit that discharges grains to the grain receiving unit of the passage forming member so as to be swingable in the horizontal direction, and the position of the grain discharging unit in the horizontal direction with respect to the passage forming member. A swing operation means for swinging the grain discharge part in accordance with the movement of the sorting plate is provided so as to reduce the change.

In this case, it is preferable to configure as follows.

That is, it is preferable that the rocking operation means is configured by a link mechanism that interlocks and connects the selection plate and the grain discharge portion.

[Action]

 The operation of the above characteristic configuration is as follows.

That is, the grain discharge part attached to the grain supply hopper so as to be swingable in the horizontal direction is swing-operated in accordance with the movement of the sorting plate, and the position of the grain discharge part in the horizontal direction with respect to the passage forming member. Changes will be reduced. This allows
Even if the grain receiving portion of the passage forming member has a small area along the horizontal direction, the grains discharged from the grain supply hopper can be supplied to the passage forming member.

Further, if the rocking operation means for rocking the grain discharging part is constituted by the link mechanism for interlockingly connecting the sorting plate and the grain discharging part, the motive force of the sorting plate which is originally moving is utilized. The grain discharging section can be rocked. That is,
The configuration can be simplified as compared with the case where the grain discharging unit is rockably operated by using an actuator such as an electric motor.

〔The invention's effect〕

According to claim 1, even if the grain receiving portion of the passage forming member has a small area along the horizontal direction, the grains discharged from the grain supply hopper can be supplied to the passage forming member. Since the overall size can be reduced and the running cost can be reduced, a grain supply device for a brown rice sorting device, which has great practical advantages, has been obtained.

According to the second aspect, it is effective to simplify the rocking operation means for rocking the grain discharging portion and to simplify the entire apparatus.

〔Example〕

 Embodiments of the present invention will be described below with reference to the drawings.

As shown in FIG. 4 and FIG. 5, the brown rice sorting apparatus comprises a plurality of upper and lower (six in the drawing) sorting plates (1) and grain after hulling (mixture of brown rice and paddy). A supply unit (A) for supplying the plurality of sorting plates (1) to the plurality of sorting plates (1), and a collecting unit (B) for collecting the sorted products discharged from the end of the plurality of sorting plates (1). It is configured with a base frame (F) as a main part.

The supply unit (A) includes a grain supply hopper (2) supported by the base frame (F), and the grain discharged from the grain supply hopper (2) is provided with a passage forming member (3). It is designed to be used to guide and supply the starting end of each sorting plate (1).

The plurality of stages of sorting plates (1) are provided with a large number of projections for receiving a mixture on the upper surface thereof and are connected so as to be an integral body, and are inclined toward the lower end toward the end side and lower toward the one end in the lateral width direction. It is installed in a posture and is further driven to rotate around a rotation axis (P) along the vertical direction. ), And a region of so-called mixed rice (K) in which paddy and brown rice are mixed, and a region of paddy (M).

That is, the grain is supplied to the starting point of the selection plate (1) and to a portion (Z) corresponding to the upper side in the inclination in the lateral width direction. The frictional resistance between brown rice and paddy is mainly due to the fact that the paddy is larger, and as the sorting plate (1) is driven to rotate, the rice is sorted into three areas as described above. .

Explaining the rotation driving structure of the sorting plate (1), the support frame (4) for receiving and supporting the sorting plates (1) of a plurality of stages is
It is rotatably suspended by four suspension rods (5) mounted swingably on the base frame (F). A drive shaft (6) rotatable around a rotary shaft core (P) along the vertical direction is provided below the support frame (4), and has a disc shape attached to the upper end of the drive shaft (6). Body (6a)
A connecting pin (7) extending in the up-and-down direction in a state of being deviated from the rotation axis (P) is attached to the, and the connecting pin (7) is connected to the support frame (4). Further, an electric motor (8) for driving the sorting plate is linked to the drive shaft (6) by a transmission belt (9). Therefore,
Along with the operation of the electric motor (8), the selection plate (1) has a radius corresponding to the deviation between the rotating shaft core (P) and the connecting pin (7).
Is driven to rotate.

In the figure, (10) is a balance weight attached to the disc-shaped body (6a).

By the way, although not described in detail, the sorting plate (1) can be swingably adjusted with respect to the support frame (4) about one end which is lower in the lateral width direction. This swing adjustment is performed according to the wetness of the mixed rice at the start of work or the like. That is, the inclination angle of the sorting plate (1) in the width direction can be adjusted so that the mixed rice is evenly distributed over the entire width direction of each sorting plate (1).

The collecting part (B) collects the collecting hopper (11) connected to the terminal end of the sorting plate (1), the first partition plate (12) for separating brown rice and mixed rice, and the mixed rice and paddy. Second partition plate to separate (1
3) and are provided.

Hereinafter, based on FIGS. 1 to 3, the supply unit (A) will be described.
Will be added.

A grain supply port (14) is formed on the wall (1a) on the starting end side of each of the sorting plates (1). The passage forming member (3) is
A plurality of guide passages (D) for guiding the grains are formed in the grain supply port (14) of each sorting plate (1), and the guide passages are provided in the grain receiving section (S) on the upper side thereof. The inlets of (D) are formed side by side in the horizontal direction along the width direction of the sorting plate (1),
Further, they are attached to the starting ends of the plurality of sorting plates (1) so as to move integrally with each sorting plate (1).

In the grain supply hopper (2), the grain discharge part (2A) for discharging the grain to the grain receiving part (S) of the passage forming member (3).
However, it is attached so that it can swing back and forth around an axis along the widthwise direction of the sorting plate.

Then, the grain discharging part (2A) is shaken along with the rotational movement of the sorting plate (1) so as to reduce the horizontal position change of the grain discharging part (2A) with respect to the passage forming member (3). A rocking operation means (W) that is dynamically operated is provided. This rocking operation means (W) has one end connected to the elongated frame body (15) attached to the selection plate (1) by a ball joint and the other end to the grain discharging part (2A). The link mechanism (L) has a push-pull rod (16) connected by.

The grain discharging section (2A) is provided with a first guide cylinder (a) for feeding grains to the uppermost sorting plate (1) of the plurality of sorting plates (1) and sorting other than the uppermost sorting plate (1). The plate (1) is provided with a second guide cylinder (b) for supplying grains, and the swing guide plate (17) for intermittently supplying the grains to the second guide cylinder (b) is provided. .

The supply unit (A) configured as described above is a grain discharge unit (2
The grain is supplied to the grain receiving portion (S) of the passage forming member (3) via A). And, although the grain discharge part (2A) moves relative to the sorting plate (1) in the lateral width direction,
The sorting plate swings integrally with the sorting plate (1) in the front-back direction.

The grain supplied to the passage forming member (3) is guided through the guide passage (D).
Along the flow path to the grain supply port (14) of each sorting plate (1) to flow and be supplied onto the sorting plate. By the way, the grain supply port (1
4) is formed to have a size that regulates the amount of grain supplied to the sorting plate (1) to a constant level. As a result, the grains discharged from the grain supply hopper (2) are filled in the guide passage (D) of the passage forming member (3), and the grains located in the grain receiving portion (S) are the first. By exerting the action of closing the outlets of the guide cylinder (a) and the second guide cylinder (b), the discharge of the grain from the grain supply hopper (2) is regulated.

[Another embodiment]

In the above-mentioned embodiment, the grain discharge part (2A) is swung only in the front-back direction, but it is also provided swingably in the lateral width direction of the sorting plate and is also swung in the lateral width direction by the swing operation means (W). You may make it rock.

Further, in the above-described embodiment, the one in which the sorting plate (1) rotates is illustrated, but the present invention can be applied to a brown rice sorting device of a type in which the sorting plate (1) reciprocally swings along the lateral direction. In short, the present invention can be applied to any type of brown rice sorter as long as the sorter plate (1) moves with a moving component along the horizontal direction.

In addition, various changes can be made to the specific configurations of the respective units necessary for carrying out the present invention.

It should be noted that reference numerals are added to the claims for convenience of comparison with the drawings, but the present invention is not limited to the structures of the accompanying drawings by the entry.

[Brief description of drawings]

The drawings show an embodiment of a grain supply device for a brown rice sorting device according to the present invention. Fig. 1 is a schematic plan view of a sorting plate, Fig. 2 is a side view of a grain supply unit, and Fig. 3 is the same schematic. A rear view, FIG. 4 is a side view of the brown rice sorting device, and FIG. 5 is a front view of the same. (1) ... sorting plate, (2) ... grain supply hopper, (2A) ...
Grain discharging part, (3) ... Passage forming member, (D) ... Guide passage, (L) ... Link mechanism, (S) ... Grain receiving part, (W)
... rocking operation means.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Kozaki 64, Ishizukita-machi, Sakai City, Osaka Prefecture Kubota Iron Works Co., Ltd. Sakai Works (56) Reference JP 57-38973 (JP, A) JP 58 -14979 (JP, A) JP-A-59-123579 (JP, A)

Claims (2)

[Claims] 1. Sorting plates (1) for sorting grains supplied by a motion having a moving component along the horizontal direction into paddy and brown rice are provided in a plurality of upper and lower stages, and a grain supply hopper (2) is fixed. A passage forming member that is installed and forms a plurality of guide passages (D) for guiding the grains discharged from the grain supply hopper (2) to the grain supply ports (14) of the respective sorting plates (1) ( 3) is provided so that the entrances of the guide passages (D) are horizontally arranged in the grain receiving portion (S), and is moved integrally with the sorting plates (1). A grain supply device of a brown rice sorting device, wherein the grain supply hopper (2) discharges the grains to the grain reception part (S) of the passage forming member (3). ) Is slidably attached in the horizontal direction, and is attached to the passage forming member (3) of the grain discharge part (2A). Brown rice provided with rocking operation means (W) for rocking the grain discharge part (2A) with the movement of the sorting plate (1) so as to reduce the horizontal position change. Grain supply device for sorting device. 2. The rocking operation means (W) is constituted by a link mechanism (L) for interlockingly connecting the sorting plate (1) and the grain discharging part (2A). Grain feeder for brown rice sorting equipment.