JPH0295484A - Detacher of rotary sorting drum in rice husker - Google Patents

Abstract

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

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention is a rotating sorting cylinder having a large number of pot holes on its inner circumferential surface, and is used in a hulling machine for sorting mixed rice of paddy and brown rice. can do.

[Prior Art and Problems to be Solved by the Invention] There is a hulling machine that sorts a mixed rice of paddy and brown rice using a rotating sorting tube that has a large number of pot holes on its inner circumferential surface.

In this type of rice huller, it is necessary to remove the rotary sorting tube from the machine body in order to inspect, maintain, or clean the rotary sorting tube.

A conventional device for removing this rotary sorting cylinder from the machine body is disclosed in Japanese Utility Model Application No. 61-171578. This conventional device has
A layer thickness detector capable of detecting the amount of grains to be sorted is installed in the rotating sorting cylinder, and the layer thickness detector is interlocked with the paddy supply control valve in the shedding section via an interlocking member. If a device is installed to properly adjust and control the amount of grains to be sorted in the sorting tube, this layer thickness detector collides with the inner peripheral surface of the rotating sorting tube, making it difficult to remove the rotating sorting tube. was there.

Therefore, the present invention aims to solve these problems.

[Means to solve the problem]

The technical means of the present invention for solving such technical problems is to horizontally move a rotary sorting cylinder 11, which has a large number of pot holes on its inner peripheral surface, by driving rollers 14, 14 whose lower outer peripheral part is supported. On one side wall in the axial direction of the rotary sorting tube 11 in the sorting case 10 which is rotatably supported around the axis and covers the rotary sorting tube 11, there is a removable tube having at least a larger diameter than the outer diameter of the rotary sorting tube 11. In addition to opening the hole, this removal hole is configured to be freely openable and closable by the rear plate 10c, and the rotary sorting cylinder 1
A layer thickness detection device 26 capable of detecting the amount of grains to be sorted is provided in the hulling section 1, and the layer thickness detection device 26 and the paddy supply control valve 37 of the hulling section 1 are interlocked and connected via an interlocking member 36. The interlocking member 36 is provided with a spring 43 that presses the adjacent members 41 and 42 to move them closer to each other, and the interlocking member 36 moves the layer thickness detector 26 away from the inner peripheral surface of the rotary sorting cylinder 11. This is a structure of a device for removing a rotary sorting tube in a rice huller, which is characterized by being provided with an operating arm 41 that can actuate the spring 43 in the direction opposite to the pressing direction.

[Operation and effect of the invention]

When removing the rotary sorting tube 11, the one-layer thickness detector 26 can be moved to the inner circumference of the rotary sorting tube 11.
When removing the rotary sorting cylinder 11.

It is possible to prevent the layer thickness detector 26 from colliding with the inner circumferential surface of the rotary sorting tube 11, and the removal operation becomes easy.

〔Example〕

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

First, the configuration of the embodiment will be explained.

Reference numeral 1 denotes a husking section, and the husking section 1 is composed of a paddy hopper 2, a pair of husking rolls 3, 3, and the like. Reference numeral 4 denotes a sloughed rice winding path, in which the sloughed 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 passed from the suction fan chamber 5 to the dust exhaust pipe 6. After that, the mixed rice of brown rice and paddy is discharged to the outside of the machine, and the rice is dropped and supplied to the sliding rice receiving trough 7 below.

The mixed rice that has fallen into the sliding rice barley M7 is fried by the mixed rice lifting machine 8 to the mixed rice hopper 9, and is sent from the mixed rice hopper 9 to the starting end of the supply 4+414 in the one-rotation sorting cylinder 11. It is the composition.

Reference numeral 10 denotes a sorting case, and inside the sorting case 10, a large number of potholes are formed on the inner peripheral surface, and a rotary sorting cylinder 11 that rotates around a horizontal axis is arranged. The rotary sorting tube 11 is rotatably supported on its outer circumferential side by drive rollers 14, 14.

Reference numeral 15 denotes a driving cylinder with flanges 15a attached to the outer periphery of both ends of the rotary sorting cylinder 11, and the outer peripheral surface of this driving cylinder is connected to the driving rollers L4, 14 . ..., and the flange 1.5a portion is in contact with the side surface of the IW moving roller 14, and the rotary sorting cylinder 11 is configured to be rotationally driven while being prevented from moving in the axial direction. .

Inside this rotary sorting tube 11 is a supply gutter 17 with a supply helix 16 . A finishing rice gutter 19 with a finishing rice helix 18 is suspended horizontally. In arranging the supply gutter 17 and the finished rice gutter 19 inside the rotary sorting tube 11, the supply gutter 17 is placed on the pumping side of the rotary sorting tube 11 rotating from the bottom to the top, as shown in FIG. The finishing rice gutter 19 is disposed on the side of the rotary sorting tube 11 that rotates downward from one side, and the rotary sorting tube 1
The mixed rice pumped up low by the pot hole 1 is fed to the supply gutter 1.
7 and is configured to be transferred to the terminal side of a supply gutter 17 by a supply helix 16, and the feed gutter 17 also functions as a mixed rice receiving gutter.

On the front side plate 10a of the sorting case 10 near the removal section 1, there are provided a supply [17], a supply helix 16. One end of the finishing rice gutter 19 and finishing rice spiral 18 is supported in a cantilevered manner. Also,
The upper side plate 10b of the sorting case 10 is configured to be detachable, and is located far away from the removing section 1 of the sorting case 10, and has a rear side plate 1°C configured to have a larger diameter than the rotary sorting cylinder 11. The rear plate 10c is detachably attached to the sorting case 10, and when the rear side plate 10c is removed, it can be removed by moving the rotary sorting cylinder 11 in the axial direction. Moreover, this rear side plate 10c.

In this embodiment, it is divided into an inner support plate part 10d and an outer support plate part 10e located on the outer peripheral side of the inner support plate part 10d. This inner peripheral side support plate part 1
At 0d, there is a supply gutter 17. Supply helix 16. Finishing rice gutter 19
and the other end of the finishing helix 18 are supported, and the outer periphery of the inner support plate 10d is connected to the outer support plate 10.
8, and is configured to be able to fit into and be supported by the inner circumferential side portion of 8.

The discharge side of the finishing rice trough 19 is communicated with the finishing rice receiving trough 22 via a finishing rice flow lower cylinder 20° and a finishing rice grain board 21,
While the finished rice falls from the finished rice flow lower tube 20 and the finished rice flow grain board 21 to the finishing bed tray [22], the brown rice that flows down to the finished rice receiving gutter 22 is wind-selected and is passed through the finished rice grain lifting machine 23. It is then taken out of the aircraft.

A pumping cylinder 24 is connected to the discharge side end of the rotary sorting cylinder 11 . 25 is the returned paddy return value, and the grains pumped up by the pumping cylinder 24 are sent to the husking section 1 at the return paddy return value of 25.
It is intended to reduce

2G is a layer thickness detection tool that contacts the upper surface of grains to be sorted in the rotary sorting wJll and moves up and down to detect the amount of grains to be sorted. Reference numeral 27 denotes a layer thickness detection shaft that is pivotally supported by the sorting case 10 along the front-rear direction.

The layer thickness detection tool 26 is attached to a layer thickness detection shaft 27,
It moves up and down while contacting the upper surface of the grains to be sorted in the rotary sorting tube 11, and detects an increase or decrease in the amount of grains to be sorted in the rotary sorting tube 11. Then, this layer thickness detection tool 26 performs layer thickness detection @27. Detection arm 28. Detection link 29. An intermediate interlocking arm 30 that is pivotally supported by the operation interlocking body. Detection interlocking link 312 along the left and right lateral directions Rotating body 32 pivotally supported by the fuselage. Valve interlocking link 33. It is interlocked and connected to the paddy supply control valve 37 on the side of the husking section 1 through an interlocking member 36 composed of a valve rotation arm 34 and a valve opening shaft 35, and is connected to the paddy supply control valve 37 on the side of the husking section 1. This is used to adjust and control the grain size.

Reference numeral 38 denotes a collar body that can be adjusted in the longitudinal direction with respect to the valve interlocking link 33, and between this collar body 38 and the valve rotation arm 34, there is a spring material that presses the paddy supply control valve 37 toward the closing side. 3
9 is interposed. The numeral 40 serves to constantly press the one-layer thickness detector 26 downward with a weight and bring it into contact with the upper surface of the grains to be sorted.

Next, the relationship between the layer thickness detection tool 26 and the layer thickness detection shaft 27 will be discussed in more detail with reference to FIGS. 2 and 3.

The layer thickness detection shaft 27 is fitted with the cylindrical portion 26a at the base of the first layer thickness detector 26, and the layer thickness detection tool 26 is rotatable about the layer H detection shaft 27 as a fulcrum. side cylinder part 26
The operating arm 41 attached to the end of a and the layer thickness detection shaft 27
The operation arm 4 is connected between the arm part 42 attached to the end of the
A spring 43 is interposed that acts in a direction that causes the arm portion 1 and the arm portion 42 to approach each other. In addition, 44 is a layer thickness detection tool 26
and the layer thickness detection shaft 27 are adjusted. It is an adjustment bolt. 45 is a locking device that is attached to the tip of the operating arm 41 and is composed of a locking lever 45a and a locking spring 45b; 46 is a locking device that is attached to the tip of the operating arm 41;
As shown in FIG. 3, the operating arm 41 is rotated in the direction of the arrow against the spring 43, the operating arm 41 is locked by the locking device 45, and the layer thickness detection tool 2
6 can be locked in a state located on the inner peripheral side of the rotary sorting cylinder 11.

Reference numeral 47 denotes a paddy supply control valve control lever that is pivotally supported on the machine body.
When the paddy supply control valve adjustment lever 47 is rotated in the vertical direction, the operation interlocking body 48 rotates about the shaft portion 48a as a fulcrum.
The paddy supply control valve 37 can be opened and closed via the interlocking member 36. When the paddy supply control valve control lever 47 is rotated upward to the fully closed position, the paddy supply control valve 37 is opened and closed via the interlocking member 36. 37 is completely closed, and in that state, the spring material 39 is in the maximum compression state, and the spring material 39 is in a state of maximum compression.
becomes an unreducible state, and even if the gravity of the paddy acts on the paddy supply control valve 37, it will not open, and the paddy will not leak.

Note that 49 is a finished rice adjustment lever that adjusts the finished rice adjustment valve 19a, and 50 is a rotation speed adjustment lever that adjusts the rotation speed of the rotary sorting cylinder 11.

Next, the operation of the embodiment will be explained.

Paddy is supplied to the paddy hopper 2 of the hulling section 1, and each rotating part of the hulling machine is driven. Then, the paddy rolls 3, 3 are removed from the paddy hopper 2.
The paddy supplied to the hut is subjected to a dehulling process, and the fallen rice is wind-selected in the lower part of the rice selection route 4.

The rice husks are discharged from the dust exhaust pipe 6 to the outside of the machine. In addition, the mixed rice of brown rice and paddy is dropped and supplied to the sliding rice receiving trough 7, is fried by the mixed rice lifting machine 8, and is passed through the mixed rice hopper 9 to the starting end of the supply trough 17 on the side of the rotary sorting cylinder 11. It is lifted up and supplied to the side, and is supplied to the supply side end of the rotary sorting cylinder 11 by the supply helix 16 in the supply receiving trough 17.

Next, the mixed rice was pumped up through the pot hole of the rotary sorting tube 11 which is rotating clockwise in FIG. The mixed rice of paddy and some brown rice is fed to the supply gutter 17.
They fall and are sorted. Then, the unsorted mixed rice that has fallen into the supply gutter 17 is fed again into the rotary sorting cylinder 11 from the conveyance terminal end of the supply helix 16 and is re-sorted. In addition, the finished rice that has fallen into the finishing rice 1fA19 is transported by the finishing rice helix 18 to the finishing rice flow lower pipe 20, passes through the finishing rice grain plate 21, and falls to the finishing wooden tray @22, where it is sorted by the sorting wind. , the finished rice is taken out of the machine by the grain lifting machine 23.

The sorted paddy sent to the discharge side end of the rotary sorting cylinder 11 is
The pump enters the adjacent pumping cylinder 24, and this pumping cylinder 24
The paddy is pumped up and returned to the shedding section 1 from the upper return value 25, and is again subjected to the shedding action in the shedding section 1.

Next, we will explain how to remove and install the 1-turn sorting cylinder 11. When removing the 0-turn sorting cylinder 11, first remove the outer support plate part 10e from the inner support plate part 10d of the rear plate 10c. Next, the outer peripheral side support plate portion foe of the rear side plate 10c is removed from the sorting case 10, and an opening having a larger diameter than the rotary sorting cylinder 11 is formed at the rear side of the first sorting case 10.

Next, the operating arm 41 is rotated upward from the state shown by the solid line in FIG. 6. Next, the rear part of the rotary sorting cylinder 11 (
(on the left side in FIG. 1) and attach the flange 15a portion of the drive cylinder 15 to the drive rollers 14, 14. ...The rotary sorting tube 11 can be removed from the sorting case 10 by moving upward and then moving the single rotation sorting tube 11 backward along the axial direction.

In addition, when installing the one-rotation sorting cylinder 11, the rear plate 10c
With the outer peripheral side support plate part 10d removed from the sorting case 10, and with the rear part of the rotary sorting tube 11 slightly lifted, the rotary sorting tube 11 is moved along the axial direction toward the scraping section 1 side, and rotated. Flange 1 of drive cylinder 15 on sorting cylinder 11 side
5a and the drive roller 14, the rear part of the single-rotation sorting tube 11 is lowered, thereby separating the single-rotation sorting tube 11 and the drive rollers 14, 14. The proper relationship position with... is maintained.

Next, the outer support plate portion 10e is fitted and connected to the inner support plate portion 10d of the rear side plate 10c, and then the rear side plate 10
The installation of the rotary sorting cylinder 11 is completed by fixing the outer peripheral side support plate part 10etr c to the sorting case 10.

As described above, when removing the rotary sorting tube 11, the layer thickness detection tool 26 can be moved to the inner circumferential side of the rotary sorting tube 11, so when removing the rotary sorting tube 11,
It is possible to prevent the layer thickness detector 26 from colliding with the inner circumferential surface of the rotary sorting tube 11, and the removal operation becomes easy.

[Brief explanation of the drawing]

The drawings show an embodiment of the invention, and FIG. 1 is a perspective view, FIG. 2 is a cutaway side view, FIG. 3 is a rear view, and FIG.
The figure is a cutaway side view, and FIG. 5 is a cutaway rear view. [Explanation of symbols] 1 Slipping section 2 Rice hopper Slipping roll Suction fan chamber Sliding dropped rice receiving gutter Mixed rice hopper a Front plate C Rear plate e Outer support plate drive roller a Flange supply gutter Finished rice gutter Finished rice grain Plate finish rice lifting machine Return paddy return gutter Layer thickness detection shaft detection link detection interlocking link valve Interlocking link valve mouth Moving shaft paddy supply adjustment valve Sliding rice wind sorting path Dust exhaust tube Mixed rice lifting machine Sorting case b Upper plate d Inner peripheral side support plate rotation sorting cylinder drive cylinder supply helical finishing rice helical finishing rice flow lower cylinder finishing rice receiving trough pumping cylinder body layer thickness detection tool detection arm intermediate interlocking arm rotary body valve rotating arm interlocking member collar body spring Material 40 Operation arm 42 Spring 44 Locking device 45a b Locking spring 4 Paddy supply control valve control lever operation interlocking body 48a Finished rice control lever Rotation speed control lever Weight arm adjustment bolt Locking lever 6 Locking hole shaft portion

Claims (1)

[Scope of Claims] [1] A rotary sorting cylinder 11 having a large number of potholes on its inner peripheral surface is supported rotatably around a horizontal axis by drive rollers 14, 14 supporting the lower outer peripheral part. One side wall in the axial direction of the rotary sorting tube 11 in the sorting case 10 that covers the rotary sorting tube 11 is provided with a removal hole having at least a larger diameter than the outer diameter of the rotary sorting tube 11. It is configured to be openable and closable by a rear side plate 10c, and a layer thickness detector 2 that can detect the amount of grains to be sorted is provided in the rotary sorting cylinder 11.
6 is provided, and the paddy supply control valve 37 of the phusher part 1 and this layer thickness detection tool 26 are interlocked and connected via an interlocking member 36, and members 41 and 42 adjacent to each other are pressed on this interlocking member 36,
A spring 43 is interposed to bring them closer to each other, and the interlocking member 36 has an operating arm 41 that can move the layer thickness detector 26 away from the inner circumferential surface of the rotary sorting cylinder 11 and actuate the spring 43 in the opposite direction. A removing device for a rotary sorting cylinder in a rice hulling machine, characterized by being provided.