JPH0741215B2 - Grain gutter support device of rotary grain sorter - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a grain sorting device for sorting mixed rice of paddy and brown rice with a rotary sorting cylinder having a large number of pot holes on the inner peripheral surface. Can be used.

[Prior art]

A large number of jar holes are formed on the inner peripheral surface in the sorting case, and a rotary sorting cylinder that rotates around the horizontal axis is provided, and a grain transfer spiral is supported at the bottom on the front side plate of the sorting case. Then, supporting the grain gutter that receives the grain picked up by the rotating sorting cylinder in a cantilevered manner, and removing the rear side plate of the sorting case,
There is a grain sorting device that is configured so that the rotary sorting cylinder can be pulled out from the rear part of the sorting case and removed to facilitate cleaning and inspection of the rotary sorting cylinder.

[Problems to be solved by the invention]

Such a grain sorting device can easily and easily take out only the rotary sorting cylinder from the sorting case with the grain transfer spiral and the grain trough disposed inside being left in the sorting case. However, after removing the rotary sorting cylinder,
When the rear plate of the free end side of the grain gutter in the sorting case is removed, the grain gutter and the grain transfer spiral are in a cantilever state, and the free sides of the grain gutter and the grain transfer spiral hang down and deform, There was a problem that it was difficult to install the rotary sorting cylinder again.

Therefore, this invention provides a support that stands up in association with the axial withdrawal movement of the rotary selection tube when removing the rotary selection tube, and after removing the rotary selection tube,
The support supports the free end sides of the grain trough and the grain transfer spiral to solve the above-mentioned problems.

[Means for solving problems]

The technical means of the present invention for solving the above technical problem is to arrange a rotary selection cylinder 11 that rotates around a horizontal axis with a large number of jar holes formed on the inner peripheral surface in the selection case 10. A grain transfer spiral 15 is supported on the bottom of one of the front side plates 10a of the sorting case 10, and one end of a grain gutter 16 for receiving the grains picked up in the pot hole of the rotary sorting cylinder 11 is cantilevered. In favor of
By removing the rear side plate 10b of the sorting case 10, while leaving the grain transfer spiral 15 and the grain gutter 16 on the inner peripheral side of the rotary sorting cylinder 11 in the sorting case 10, the rotary sorting cylinder 11 is moved in the axial direction. The support 26 is rotatably supported by a shaft support portion 26a at a position below the outer peripheral side of the rotary selection cylinder 11 and below the free end side of the grain gutter 16 by being moved to the rear side and freely drawn. However, due to the abutting movement of the protrusion 11a provided on the outer peripheral side of the front end portion of the rotary selection cylinder 11 when the rotary selection cylinder 11 is pulled out to the rear side in the axial direction of the support body 26. This is a structure of a grain gutter support device of a rotary grain sorter, which is provided with a rotation protrusion 26c for rotating the support rod portion 26d in an upright state.

[Advantageous effects of the invention] Sorting case for rotating and sorting cylinder 11 for inspection and maintenance or cleaning
The grain gutter 16 in the sorting case 10
Remove the rear plate of the free end side of the rotary sorting cylinder 11 while leaving the grain transfer spiral 15 and the grain trough 16 on the inner peripheral side of the rotary sorting cylinder 11 in the sorting case 10, and move the rotary sorting cylinder 11 to the rear side in the axial direction. It is removed from the sorting case 10 by pulling out and moving. At this time, in association with the pull-out movement of the rotary selection cylinder 11 toward the rear side in the axial direction, the rotation protrusion 26c of the support 26 provided at the lower position on the free end side of the grain gutter 16 is provided. The protrusion 11a at the front end of the rotary selection tube 11 comes into contact with the support rod 26d of the support 26, and the free end side of the grain gutter 16 is supported by the support 26 from below.

Therefore, after removing the rotary sorting cylinder 11 from the sorting case 10, to prevent the hanging down of the free end side of the grain gutter 16,
It is possible to prevent the deformation of the grain gutter 16 and to switch the support 26 from the prone state to the upright state in association with the pulling movement of the rotary selection cylinder 11 in the axial rearward direction. The operation of switching the body 26 is not particularly required, and the work of pulling out the rotary selection cylinder 11 is simplified.

〔Example〕

 Embodiments of the present invention shown in the drawings will be described below.

First, the configuration of the embodiment will be described. 1 is a depuffing section, which is a paddy tank 2, a pair of depuffing rolls 3, 3
Etc. Reference numeral 4 is a slide-down rice wind selection path, which winds down the slide-down rice from the removing unit 1 by the sorting wind generated by the suction dust remover 5 in front, and removes light rice husks from the suction dust remover 5. The mixed rice of brown rice and paddy is discharged to the outside of the machine through the tube 6 and dropped to the sliding-down rice trough 7 below, and the mixed rice dropped to the sliding-down rice trough 7 is mixed with the mixed-rice fried machine 8. The rice is fried in the mixed rice hopper 9 and supplied from the mixed rice hopper 9 to the starting end of the supply gutter 14.

Reference numeral 10 denotes a sorting case. In the sorting case 10, a rotary sorting cylinder 11 having a large number of jar holes on its inner peripheral surface is provided so as to rotate about a horizontal axis. The right side in the figure) and the discharge side end (the left side in FIG. 1),
It is rotatably supported by 2,…. A supply gutter 14 having a supply helix 13 at the bottom and a finish rice gutter 16 having a finish rice helix 15 at the bottom are horizontally installed in the rotary selection cylinder 11.

When arranging the supply gutter 14 and the finished rice gutter 16 in the rotary selection cylinder 11, as shown in FIG. 2, the supply gutter 14 is provided on the scooping side that rotates from below the rotation selection cylinder 11 to above. Further, the finished rice gutter 16 is arranged on the side of the rotary sorting cylinder 11 which rotates from the upper side to the lower side, and the mixed rice scooped down by the pot hole of the rotary sorting cylinder 11 falls into the supply gutter 14 and further. The feed gutter 14 is configured to be transferred to the terminal side by the bottom supply spiral 13, and the supply gutter 14 also functions as a mixed rice receiving gutter.

The end portion of the finished rice gutter 16 at the end of transportation is connected to the finished rice flow down cylinder 17, and the brown rice received by the finished rice gutter 16 passes through the finished rice flow down cylinder 17 and the finished rice flow bottom plate 18 to produce the finished rice. Supplied down into the gutter 19. Then, while the inside of the small rice sorting net body 20 configured at the bottom of the finished rice receiving trough 19, while being conveyed by the finishing rice take-out spiral 21, the small rice is leaked and sorted into the lower rice receiving box 22.
The sized brown rice is taken out of the finished rice fried machine 23.

Below the discharge side end of the rotary sorting cylinder 11, a paddy receiving trough 24 is disposed, and the sorted rice grain that has flowed to the discharge side of the rotary sorting cylinder 11 is
It drops on the paddy trough 24 and is fried by the paddy grain lifting machine 25.
It is a structure that is reduced to.

Next, the attachment state of the supply gutter 14 and the finished rice gutter 16 to the sorting case 10 will be described. In the normal state in which the front end portions of the supply gutter 14 and the finished rice gutter 16 are supported in a cantilever manner on the front side plate 10a of the sorting case 10 on the side of the removing unit 1 and the rotary sorting cylinder 11 is installed inside the sorting case 10. Then, the free end sides of the supply gutter 14 and the finished rice gutter 16 are supported by the rear side plate 10b on the rear side (right side in FIG. 1) of the sorting case 10. The rear side plate 10b is configured to be attachable to and detachable from the sorting case 10, and with the rear side plate 10b removed from the sorting case 10, the rotary sorting cylinder 1
Only the rotating sorting cylinder 11 can be pulled out from the sorting case 10 and removed by moving 1 backward along the axial direction.

26 is a support located below the rear part of the sorting case 10. This support 26, as shown in FIG. 3 and FIG.
A shaft support portion 26a that is axially supported by the machine body and extends in the left-right direction of the machine body, is connected to one end of the shaft support portion 26a in a downward bending shape, and is rotated downwards. A support rod portion 26d, a support portion 26b connected to the tip of the support rod portion 26d in a bent shape, and a short bent shape connected to the other end of the shaft support portion 26a, and the support rod portion Rotating protrusion extending 90 degrees from the extension direction of 26d
It is composed of 26c. Then, as shown in FIG. 4, the support rod portion 26d of the support body 26 is in a state in which the support projection portion 26c projects upward along the front-rear direction in the storage prone state, and the support body 26 is , 90 ° clockwise from the state shown in FIG. 4, the supporting rod portion 26d is rotated backward to the standing state, and the supporting portion 26b at the tip end side of the supporting rod portion 26d causes the supply gutter 14 and the finished rice gutter to grow. The bottom free end of 16 is supported from below.

Then, in a normal state in which the rotary selection cylinder 11 is housed in the selection case 10, the support rod portion 26d of the support body 26 is in a storage closed state in which it is rotated downward, and the rotation selection cylinder 11 is moved in the axial direction. When pulling out and moving along the
Protrusion 11a protruding to the outer peripheral side of the front end of 11
However, as shown in FIG. 5, the supporting rod portion 26d and the supporting portion 26b are rotated upright by contacting the rotating protrusion portion 26c of the support body 26, and the bottom portions of the supply gutter 14 and the finished rice gutter 16 are rotated. There is a relationship in which the free end side is supported from below.

Reference numeral 27 denotes a regulating body which is pivotally supported by the supply gutter 14 and can be switched between a protruding state rotated downward and a stored state rotated upward. A roller 28 is provided at the tip of the regulating body 27.
I support you. When the rotary selection cylinder 11 is pulled out rearward, the roller 28 comes into contact with the inner peripheral surface of the rotation selection cylinder 11 to regulate it, so that the rotation selection cylinder 11 can be smoothly pulled out in the axial direction.

Next, the operation of the embodiment will be described. The paddy is supplied to the paddy tank 2 of the removing unit 1 to drive the rotating parts of the paddy huller. Then, the paddy supplied from the paddy tank 2 to the removing unit 1 is padded, and the paddy rice is fed to the lower paddy-rice selecting passage 4 to be wind-selected. Then, the light rice husks are discharged to the outside of the machine through the suction dust collector 5 and the dust discharge cylinder 6, and the heavy brown rice and the mixed rice of rice husks are dropped and sorted into the sliding rice gutter 7. Next, the scrapped rice is fried in the mixed rice hopper 9 by the mixed rice fried machine 8 and supplied to the starting end side of the supply gutter 14 on the rotary selection cylinder 11 side. Next, the mixed rice is transferred to the terminal side by the supply spiral 13 in the supply trough 14 and supplied to the supply side end of the rotary selection tube 11.

Next, the mixed rice fed into the rotary sorting cylinder 11 is scooped up by the pot hole of the rotary sorting cylinder 11 rotating clockwise in FIG. 2, and the small grain brown rice is scooped up to a high degree to finish the rice gutter.
The large grain of rice and a part of brown rice are scooped up low and dropped into the supply gutter 14 to be sorted. The unsorted mixed rice that has fallen into the supply gutter 14 is transferred to the terminal end side by the supply helix 13, is again supplied from the transport terminal end of the supply gutter 14 to the sorting start end side of the rotary sorting cylinder 11, and is re-sorted.

The brown rice dropped on the finished rice gutter 16 is transferred to the end side by the finished rice spiral 15 and supplied to the finished rice flow down cylinder 17. Next, the brown rice is dropped and supplied to the finished rice receiving trough 19 through the finished rice lowering cylinder 17 and the finished rice lowering plate 18, and is fried by the finished rice fried machine 23 and taken out of the machine.

In addition, the sorted paddy sent to the end of the rotary sorting tube 11 on the discharge side is dropped and supplied to the lower paddy trough 24, and then the paddy grain grinder.
It is fried in 25, reduced to the removing unit 1, and hulled again in the removing unit 1.

The hulling and sorting work is performed as described above, but when the rotary sorting cylinder 11 is removed from the sorting case 10 for inspection and maintenance or cleaning, the rear side plate 10b is used for the sorting case 1.
It is detached from the sorting case 10 by removing it from 0, moving the rotary sorting tube 11 rearward along the axial direction and pulling it out. At that time, when the rotary selection cylinder 11 is pulled out in the axial direction, the protrusion of the tip of the rotary selection cylinder 11
When 11a abuts on the rotation protrusion 26c of the support 26 and moves, the rotation selection cylinder 11 moves rearward, and then the support rod 26d.
And the support part 26b is rotated upward, and the supply gutter 14 and the finished rice gutter 1
The bottom free end side of 6 is supported from below by the support member 26b, and the free end sides of the supply gutter 14 and the finished rice gutter 16 can be prevented from hanging down and deformation can be prevented. Further, when the rotary selection tube 11 is moved forward along the axial direction when the rotary selection tube 11 is assembled, the front end of the rotation selection tube 11 is supported by the support bar portion 26d of the support 26 and the rotation protrusion. By contacting the portion 26c, it is possible to return the support 26 to the lying state by rotating the support 26 to the front side, and switching of the standing or lying operation of the support 26 is performed when the rotary selection cylinder 11 is removed or assembled. This can be performed in association with the movement of the rotary selection cylinder 11 in the axial direction, and the support 26
It is possible to surely perform the switching operation of the support 26 without forgetting to switch.

[Brief description of drawings]

The drawings show an embodiment of the present invention. FIG. 1 is a sectional side view, FIG. 2 is a sectional rear view, and FIG. 3 is a perspective view.
FIG. 4 is a cut side view, and FIG. 5 is a cut rear view. Explanation of code 1 …… Peeling part 2 …… Rice tank 3 …… Peeling roll 4 …… Scraping rice wind selection path 5 …… Suction dust extractor 6 …… Dust collecting tube 7 …… Slipped rice gutter 8 …… Mixed rice fried machine 9 …… Mixed rice hopper 10 …… Sorting case 10a …… Front side plate 10b …… Rear side plate 11 …… Rotating sorting cylinder 11a …… Projection 12 …… Drive roller 13 …… Supply spiral (Grain transfer spiral) 14 …… Supply gutter (Grain trough) 15 …… Finishing rice spiral (Grain transfer spiral) 16 …… Finishing rice gutter (Grain trough) 17 …… Finishing rice flow down cylinder 18 …… Finishing Rice lowering plate 19 …… finished rice receiving gutter 20 …… small rice sorting net 21 …… finished rice removing spiral 22 …… small rice receiving box 23 …… finished rice fried machine 24 …… hulled receiving gutter 25 …… hulled grain Machine 26 …… Supporter 26a …… Spindle 26b …… Supporting part 26c …… Rotating protrusion 26d …… Supporting rod 27 …… Regulator 28 …… Roller

Claims (1)

[Claims] 1. A sorting case (10) having a large number of potholes formed on its inner peripheral surface and rotating around a horizontal axis (11) is arranged. One of the front side plate (10a) of the sorting case (10) has a bottom portion. Grain transfer helix 15 is supported by, and one end of a grain gutter 16 for receiving the grain scooped in the pot hole of the rotary sorting cylinder 11 is supported in a cantilever manner, and the rear side plate 10b of the sorting case 10 is supported. By removing the grain transfer spiral 15 and the grain gutter 16 on the inner peripheral side of the rotary sorting cylinder 11, the rotary sorting cylinder 11 is left in the sorting case 10.
Is configured to move rearward in the axial direction so as to be able to be pulled out, and the support 26 is rotated by the shaft support portion 26a at a position below the outer peripheral side of the rotary selection tube 11 and below the free end side of the grain gutter 16. The support member 26 is rotatably supported, and the support member 26 is provided with a protrusion 11a that is provided so as to project to the outer peripheral side of the front end portion of the rotary selection cylinder 11 when the rotary selection cylinder 11 is pulled out rearward in the axial direction. A grain gutter support device of a rotary grain sorter, which is provided with a rotation protrusion 26c for rotating the support rod portion 26d to an upright state by abutting movement.