JPH0429430B2 - - Google Patents

Description

Detailed Description of the Invention [Industrial Field of Application] The present invention provides a sorting case in which a rotating sorting cylinder with a large number of depressions formed on its inner circumferential surface is rotatably installed horizontally, and the sorting cylinder The present invention relates to a support device for a brown rice receiving trough in a rotary grain sorting device having a brown rice receiving trough with an open top surface extending in the axial direction of the sorting cylinder.

[Conventional technology]

Inside the sorting case, a rotating sorting cylinder with a large number of depressions formed on the inner circumferential surface is rotatably installed horizontally, and inside the sorting cylinder there is a brown rice receiver with an open top extending in the axial direction of the sorting cylinder. A rotary grain sorting device equipped with a gutter was developed in Utility Model Application No. 57-12279 as a prior art.
It is stated in the No.

[Problem that the invention seeks to solve]

However, in this prior art rotary sorting device, when supporting the brown rice receiving gutter disposed inside the sorting cylinder against the sorting case, both ends of the brown rice receiving gutter are fixed to the sorting case. Because of this, it was extremely difficult to assemble and disassemble the brown rice catcher into the sorting cylinder.

The present invention solves the above problem by configuring the brown rice receiving gutter in the sorting cylinder to be detachable from the sorting case that covers the whole of the sorting cylinder. The purpose is to ensure ease of assembly and safety by ensuring that the device is always maintained in the correct position within the body.

[Means to solve the problem]

In order to achieve this object, the present invention horizontally installs a rotating sorting cylinder having a large number of depressions on its inner peripheral surface in a sorting case, and connects both ends of the sorting cylinder to the sorting case. A brown rice receiving gutter with an open top surface extending in the axial direction of the sorting cylinder is rotatably supported by rollers pivotally supported on the side plates at both left and right ends of the sorting cylinder, and both ends of the brown rice receiving gutter are installed in the sorting cylinder. In a rotary grain sorter arranged to be supported by both side plates of the sorting case, one end of the brown rice receiving gutter can be attached to and detached from one of the side plates of the sorting case. On the other hand, the other side plate of both side plates of the sorting case is provided with a mounting hole for inserting and removing the brown rice receiving gutter, and a support member is attached to the other end of the brown rice receiving gutter. In addition, a fitting portion is provided in the attachment hole to be detachably fitted.

[Action/effect of the invention]

With this configuration, the brown rice receiving gutter is inserted through the mounting hole drilled in the other side plate of the sorting case, and then one end of the brown rice receiving gutter is attached to one side plate of the sorting case. , by attaching the support member attached to the other end of the brown rice receiving gutter to the support member so that the fitting part fits into the attachment hole drilled in the other side plate of the sorting case, brown rice can be removed. The receiving gutter can be installed in a state where it can be reliably positioned in the correct position relative to the sorting cylinder in the sorting case, and the brown rice receiving gutter can be removed by performing the reverse order.

In this case, while the sorting cylinder is supported by rollers pivotally supported on both sides of the sorting case, a mounting hole for inserting and removing the brown rice receiving gutter is bored in the other side plate of the both side plates. By configuring the fitting hole of the support member attached to the other end of the brown rice receiving gutter to fit into this mounting hole, when disassembling and installing the brown rice receiving gutter, the fitting part in the sorting case can be fitted. All you have to do is attach and remove the support member that fits into the attachment hole on the other side plate, and it is not necessary to attach or remove the entire other side plate, that is, to disassemble the rollers that support the sorting cylinder. It is not necessary.

Therefore, according to the present invention, the brown rice receiving gutter can be assembled to the sorting case extremely easily and safely, and the attachment position of the brown rice receiving gutter relative to the sorting cylinder can always be accurately maintained at the correct position. .

〔Example〕

Hereinafter, embodiments of the present invention will be explained with reference to the drawings. In the drawings, reference numeral a indicates a hulling mechanism with a paddy supply hopper 18, reference numeral b indicates a wind selection section, and reference numeral c indicates a rotary sorting mechanism. The mechanism a and the rotary sorting mechanism c are arranged side by side on the upper surface of the wind sorting section b.

Reference numeral 1 in the figure indicates a sorting cylinder having a large number of depressions 2 on the inner circumferential surface, and each of the both ends of the sorting cylinder 1 is connected to a sorting case 39 that covers the whole of the sorting cylinder 1. It is rotatably supported in a horizontal position by being placed on the upper surfaces of rollers 3 and 4 which are pivotally supported on both left and right side plates 16 and 33 in the figure.
One end of the sorting cylinder 1 farther from the hulling mechanism a is located on the supply side X, and the other end closer to the hulling mechanism a is located on the discharge side Y.

Reference numerals 5 and 6 refer to the supply side X in the sorting cylinder 1.
A top-open circulation gutter and a top-open brown rice receiving gutter installed from the top to the discharge side Y are shown, respectively. The other side plate 33 that is further away from a, and the one side plate 1 that is closer to the hulling mechanism a.
It is removably mounted between 6 and 6. In one of the circulation gutter 5, the fallen rice that enters the circulation gutter is transferred from the discharge side Y to the supply side X, and then from the drop opening 9 at one end to the feed side A spiral conveyor 7 is provided in the brown rice receiving trough 5, and a spiral conveyor 8 is provided in the brown rice receiving trough 5 to transport the brown rice received therefrom from the supply side X to the discharge side Y. , Further, at one end of the discharge side Y of the circulation gutter 5, there is a husked rice for transferring the husked rice that has been hulled in the hulling mechanism a and then wind-selected in the wind selection section b. The tip of the thrower 20 is in communication, and one end of the discharge side Y of the brown rice receiving trough 6 is in communication with the brown rice take-out chute 21. The circulation 5 and the brown rice receiving trough 6 are provided with sorting control valves 29 and 30, respectively, which are rotatably adjusted by operating levers 31 and 32 on the outside of the sorting case 39.

A plurality of scooping blades 10 are provided on the inner circumferential surface of the sorting cylinder 1 on the discharge side Y at appropriate intervals in the circumferential direction. In addition, this scooping blade 1
An environmental barrier plate 11 is provided on the outside of the 0 to prevent the overflow of paddy.

Further, the reference numeral 12 in the figure indicates the scooping blade 10.
The top surface is opened 1 for returning the paddy scooped up by the paddy to the paddy supply hopper 18 in the hulling mechanism a.
The paddy reducing chute 12 is equipped with a bottom plate 13 and communicates with a paddy supply hopper 18 through a hole 19. Covers 14 and 15 are provided to prevent paddy spilled from the scooping blade 10 from entering the circulation gutter 5 and brown rice receiving gutter 6 during scooping.

Thus, the paddy supplied to the paddy supply hopper 18 is husked by a hulling mechanism a, and then wind-selected by a wind-selection section b to remove the chaff. The dropped rice after this air sorting enters the discharge side Y of the circulation gutter 5 in the sorting cylinder 1 by the dropped rice thrower 20, and is transferred in the direction of the supply side X by the spiral conveyor 7 in the circulation gutter 5. After being transferred, it is supplied to the supply side X within the sorting cylinder 1.

The fallen rice thus supplied into the sorting cylinder 1 is scraped up to a certain height by the rotation of the sorting cylinder 1 in the direction of arrow A, and then falls down repeatedly as shown by arrow B. It moves toward the discharge side Y. During this process, the brown rice in the sliding rice falls into the hollow 2 and falls from a high position, and enters both the circulation gutter 5 and the brown rice receiving gutter 6. While the brown rice is taken out of the machine via the brown rice take-out chute 21, the brown rice that has entered the circulation gutter 5 together with some paddy is returned to the supply side in the sorting cylinder 1 together with the scraped rice.
The ratio of dropped rice to paddy inside the sorting cylinder 1 can be reduced. In addition, the scraped rice that moves to the discharge side Y while flowing inside the sorting cylinder 1 has a higher proportion of paddy as it approaches the discharge side Y, and on the discharge side Y it becomes almost only paddy, and is scooped out by the scooping blade 10. After the paddy is raised, it is returned to the scooping supply hopper 18 in the scooping mechanism a via the paddy reducing chute 12, and the paddy is shucked again.

When the two gutters, that is, the circulation gutter 5 and the brown rice receiving gutter 6, are removably mounted between the side plates 1, 6, and 33 of the sorting case 39, the other side plate 33 of the sorting case 39 is attached. A mounting hole 34 through which both the circulation gutter 5 and the brown rice receiving gutter 6 can be inserted and removed is bored in the support member 35 fixed to one end of the circulation gutter 5 and the brown rice receiving gutter 6. By forming a fitting portion 40 having a diameter equal to the inner diameter of 34 and inserting this fitting portion 40 into the attachment hole 34 in the other side plate 33, the circulation gutter 5, the brown rice receiving gutter 6, etc. While supporting the end portions, one end portion of the circulation gutter 5 and brown rice receiving gutter 6 near the hulling mechanism a,
Knock pins 37 and 38 are provided and each of the knock pins 37 and 38 is removably engaged with one side plate 16 of the sorting case 39, thereby forming an integrated part in the circulation gutter 5 and the brown rice receiving gutter 6. , one side plate 1 in the sorting case 39
6 and is detachably attached to it.

Note that the support member 35 is detachably fixed to the side plate 33 by a bottle 36. Further, reference numeral 22 in the figure indicates a power attachment output shaft protruding from the gear box in the hulling mechanism a, and a pulley 22a on this power output shaft 22, a pulley 23a on one of the rotary bodies 23, which will be described later, and the drive A belt 26 is wound between the wheels 3 and 4 and the pulleys 24 and 25, and the rotation body 23 rotates from the one rotary body 23 to the other rotary body 27, which will be described later, via a pair of gears 28 and 28a. The power is transmitted to form a power transmission device d. Furthermore, the circulation gutter 5
and a spiral conveyor 7 in each of the brown rice receiving troughs 6,
A spline portion e is provided at each shaft end of the rotor 8, and one rotary body 23 is attached to the spline portion e of the spiral conveyor 7 of the circulation gutter 5, and the other rotating body 23 is attached to the spline portion e of the spiral conveyor 8 of the brown rice receiving trough 6. The rotating bodies 27 are configured to be removably fitted into each other.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal sectional front view of the entire hulling and sorting device, and FIG.
A side view, Figure 3 is a sectional view taken along line B-B in Figure 1,
FIG. 4 is an enlarged sectional view of the end of the spiral conveyor shaft in the circulation gutter, and FIGS. 5 and 6 are views showing the disassembled state. c... Rotary sorting mechanism, 1... Sorting cylinder, X...
...Supply side, Y...Discharge side, 2...Indentation, 2,3
...Koro, 5...Circulation gutter, 6...Brown rice receiving gutter, 7,
8...Spiral conveyor, 39...Sorting case, 1
6, 33...Side plate, 34...Mounting hole, 35
... Support member, 40 ... Fitting part, 37, 38 ...
Notsukupin.

Claims (1)

[Claims] 1 A rotating sorting cylinder with a large number of depressions formed on its inner peripheral surface is placed horizontally in the sorting case, and both ends of the sorting cylinder are pivotally supported on side plates at both left and right ends of the sorting case. A top-open brown rice receiving gutter supported rotatably on rollers and extending in the axial direction of the sorting cylinder is disposed inside the sorting cylinder, and both ends of the brown rice receiving gutter are supported by both side plates of the sorting case. In a rotary grain sorter that is equipped with
One end of the brown rice receiving gutter is removably attached to one side plate of both side plates of the sorting case, and the brown rice receiving gutter is attached to the other side plate of both side plates of the sorting case. A mounting hole is formed for inserting and removing the brown rice, and a supporting member attached to the other end of the brown rice receiving trough is provided with a fitting part that removably fits into the mounting hole. A support device for the brown rice catcher in a rotary grain sorter.