JP3361460B2 - Inclination angle adjustment mechanism of swing sorting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] BACKGROUND OF THE INVENTION 1. Field of the Invention
Angle adjustment mechanism of the rocking sorter that sorts brown rice from rice
I do. [0002] 2. Description of the Related Art Shaking for separating brown rice from supplied mixed rice.
Remove the supplied paddy assuming that the
籾 A hulling device that removes brown rice after processing is known.
For example, JP-A-10-28882). [0003] In such a hulling device, the supplied paddy is
The hulling unit to be removed and the hulling unit
From the hulled rice after removal (brown rice and unhulled rice)
A sorting unit (rocking sorting device) for sorting and extracting rice
are doing. [0004] The hulling unit is provided with a pair of hulling rolls (rubber rolls).
) Are arranged facing each other, and the rotations are slightly different from each other.
Rotate by number. Paddy passes between these pair of hulling rolls
By doing so, the paddy is rubbed and dehulled (so-called hulling)
Is made). On the other hand, the sorting section
Several rocking sorting plates are arranged three-dimensionally inclined.
You. On the surface of this swing sorting plate, there are countless triangular sections.
Projections are formed, and during the sorting process, the swing sorting plate
It swings (vibrates) left and right. In the hulling department
Rice that has been treated and dehulled (brown rice and
Paddy) is supplied on a swing sorting plate in the sorting section,
By the right and left swing (vibration) of the swing sorting plate, brown rice and paddy
And mixed rice that mixes them
ing. In addition, the brown rice selected from the hulled rice
The paddy taken out and not removed is returned to the hulling section again.
The mixed rice that is mixed is supplied again on the rocking sorter plate.
It is configured to be supplied. [0005] It is to be noted that the hulling rice is sorted by the swing sorter.
The technology (oscillating sorter) has already been proposed by the applicant.
(Japanese Patent Publication No. 2-4349). [0006] By the way, the swing sorting apparatus having such a configuration.
(Sorting unit of hulling device)
Performs accurate (high precision) and speedy rocking sorting of U.S.
For this purpose, the supplied mixed rice etc. should be
Must spread evenly (even layer thickness of mixed rice etc.)
Must). Therefore, the properties of mixed rice
It is necessary to change (adjust) the tilt angle of the swing sorting plate
is there. [0007] In this respect, in the conventional swing sorting apparatus,
The configuration of the tilt angle adjustment mechanism is complicated and large,
A measure for this was desired. [0008] The present invention considers the above facts.
The tilt angle of the swing sorting device can be changed with a simple structure.
Adjustable tilt angle of swing sorting device
The purpose is to obtain a knot mechanism. [0009] According to the first aspect of the present invention, there is provided:
The tilt angle adjustment mechanism of the moving sorting device is a pair of horizontally arranged
The left and right bottom edges are supported by the swing connection shaft of
Along with,rightHigh side, low left side, high back side
Inclined side downOn a rectangular swinging sorting plate
ToWith the swing connection shaft on the right side as a fulcrum,
For tilt angle adjustment mechanism of rocking sorting device that adjusts tilt angle
The left swing connection shaft is connected to its upper end.
One end of a bell-shaped bell crank is connected to the lower end
And a support arm provided at the other end of the bell crank.
Feed screw portion and a motor for operating the feed screw portion
And the operation of the feed screw portion by the motor.
Therefore, the bell crank is rotated around the axis to rotate the bell crank.
One end of the crank is moved up and down.
I have. The swing sorting apparatus according to the first aspect is arranged horizontally.
Left and right by a pair of swing connection shaftsbottomend
The edge is supported,The right side of the rectangular swing sorting plate is high.
The left side is low and the back side is high and the front side isTilt to lower
It is provided at an angle. Further, the pair of swing connection shafts
By swinging in the parallel state,For swing sorting plate
On the right and far sideMixed rice supplied from the corner side
Brown rice is sorted. Here, the swing sorting device isOn the left
The swing connection shaft is supported by the support arm. This
The lower end of the support arm is connected to the bell crank,
A feed screw is provided at the other end of the bell crank.
I have. The feed screw is operated by a motor. You
That is, the feed screw is operated by the motor to
By rotating the link, the support armOn the left
The support position of the swing connection shaft is changed. Therefore, if the motor is appropriately controlled,
It is possible to change (adjust) the tilt angle of the swing sorting device.
And the structure becomes simple. [0013] FIG. 1 shows an embodiment of the present invention.
Of the hulling device 10 including the rocking sorting device
The configuration is shown in a cross-sectional view, and FIG.
10 is schematically shown. Also, in FIG.
Shows an external perspective view of the hulling device 10. The rice hulling apparatus 10 removes the supplied rice M from
To take it out as brown rice G
And a sorting unit 10B as a swing sorting device
And is constituted by. The paddy supply opening to the upper surface is supplied to the paddy section 10A.
A hopper 12 is provided so that the paddy M is charged.
Has become. This paddy supply hopper 12 has a rectangular opening.
Tapered shape gradually narrows down to the bottom
You. At the bottom of the paddy supply hopper 12, a rectangular supply port 1 is provided.
4 are provided, and the paddy M is sequentially supplied from the supply port 14
It flows into OA. The supply port 14 has a paddy supply shutter.
16 are provided. This paddy supply shutter 16
Can be opened and closed by the driving force of a paddy supply motor (not shown)
The paddy M can first be supplied to the paddy supply hopper 1
2 is in the closed state when it is put into
Is put into the paddy supply hopper 12, and the operation switch of the device is turned on.
It is controlled to be opened when operated.
The opening degree of the paddy supply shutter 16 will be described later.
From the mixed rice sensor 66 disposed in the mixed rice tank 56
Is controlled according to the signal of the paddy M passing through the supply port 14.
The amount can be limited. The paddy supply hopper 12 has a paddy sensor 1
8 is attached, and there is paddy M in the paddy supply hopper 12.
It is possible to detect whether or not. A hulling chamber 20 is provided below the supply port 14.
Have been. In the hulling room 20, a pair of hulling rolls 22, 2
4 are provided. These pair of hulling rolls 22, 2
4 are facing each other and in their closest position
The tangents are arranged so as to be inclined upward to the right in FIG.
The rice M flowing into the hulling chamber 20 from the supply port 14 is
Is guided to the closest position of the pair of hulling rolls 22 and 24
It has become so. In addition, a pair of hulling rolls 22, 2
The standard clearance size of the closest position of 4 is 0.8 mm,
It can be adjusted in 1mm increments. Also, this adjustment
Is adjusted by a motor for adjusting the tool spacing (not shown)
It has become. The pair of hulling rolls 22 and 24 are
Main motor 120 via a driving force transmission mechanism described in detail below.
The driving force is transmitted to rotate. In this case, each other's rotation
The numbers are slightly different. That is, it is located on the left side of FIG.
The hulling roll 22 is set to 1200 rpm and is located on the right side of FIG.
The hulling roll 24 is set to 1000 rpm. others
Therefore, at the point of contact of the closest position,
And the thickness of the paddy M entering this closest position is
Because it is larger than the size, the rice M is rubbed, so-called hulling
(Descaling process) is performed. In the following, the paddy M is a pair.
After passing through the hulling rolls 22 and 24,
This is called Suzume S. This hulled rice S is made from a large amount of brown rice
G, a small amount of unhulled rice M and rice husk N
Are there. Discharge of hulled rice from a pair of hulling rolls 22, 24
A diffusion plate 26 is provided on the side. This diffusion plate 26
Is the hulled rice discharged from the pair of hulling rolls 22 and 24
S is a uniform amount from the near side to the far side of FIG.
Has the role of spreading. The bottom wall 28 of the hulling chamber 20 is inclined downward.
Hulled rice S diffused by the diffusion plate 26
Is guided downward while sliding on the bottom wall 28. A wind selection chamber 30 is provided below the hulling chamber 20.
Have been. The wind selection chamber 30 has a partition wall 32, and
Routes 34 and 36 are provided.
The routes 34 and 36 are connected to the suction port 40 of the rice husk discharge blower 38.
Are in communication. Thereby, it was guided to the wind selection room 30
The hulled rice S is composed of rice husk N and pity T (immature
Is a grain, and it has only husks and almost no fruit)
It is designed to be sucked by the suction force of the wa 38
You. The sucked rice hulls N are discharged through the exhaust duct 42.
It is a configuration that is discharged to the unit. Further, immediately below the wind path 36 located on the lower side,
Is provided with a second grain gutter 44 in communication with the wind selection path 36.
Have been. The second grain gutter 44 extends in the front-rear direction (depth of the apparatus).
Direction). This allows
Since pity T is heavier than rice husk N,
Are not sucked up (does not go up) and go to the lower wind path 36
If you suck it up a little, you can withstand this sucking
Without being dropped and guided by the second grain gutter 44.
You. At the bottom of the second grain gutter 44, a screw
A bear 46 is provided, and the pity T in the second grain gutter 44 is checked.
Collect and collect at the end (front side of the device, front side of FIG. 1)
You can do it. This screw conveyor
A 46 is connected to the main unit via a driving force transmission mechanism described in detail later.
The driving force of the motor 120 is transmitted to rotate. Below the wind selection chamber 30 having the above configuration,
A grain trough 48 is provided. This first gutter 48 is the second
The wind selection chamber 3 is formed by the bottom wall 37 of the wind selection chamber 30 on the side of the grain trough 44.
0 (wind selection path 36), passing through the wind selection chamber 30
Rice husk N from which rice husk N and pity T are removed is guided
It has become. In addition, the following passes through the wind selection room 30 and rice husk
The hulled rice S from which N and pity T have been removed is referred to as mixed rice K. You
In other words, this mixed rice K has a large amount of brown rice G and a small amount of paddy M
And are mixed. The first gutter 48 is also provided in the front-rear direction (back
Along the direction of the directions)
Is provided with a screw conveyor 50. The screw conveyor 50 is arranged in the axial direction.
(The front side in FIG. 1: the back side = about 2: 8)
Degrees), the feed directions are opposite to each other
The direction of the screw is set as follows. Here, from the wind selection chamber 30 (bottom wall 37)
The mixed rice K is guided to the screw on the back side of FIG.
It falls and is conveyed to the far end of the device. The end of the screw conveyor 50 on the front side of the device
A paddy return slotr 52 is connected to the front side of FIG.
Have been. That is, of the screw conveyor 50,
Drop onto the screw on the near side of the device (on the near side of the paper in FIG. 1).
It is sorted by the sorting unit 10B described later, and
Paddy M that needs padding by pair of padding rolls 22 and 24
And the paddy M from this sorting unit 10B will be sent in.
Swelling. Front side screw of screw conveyor 50
The rice M from the sorting unit 10B that has fallen on the Liu
It is collected at the front end of the face and repelled by the paddy return thrower 52
And returned to the upstream side of the pair of hulling rolls 22 and 24 again.
It is a configuration that is sent. The screw conveyor 50 and paddy return
The drive force of the main motor 120 is transmitted to the lower 52.
Rotate. On the other hand, the back side of the screw conveyor 50
A mixed rice elevator 54 is connected to the end (the back side of the paper in FIG. 1).
Have been. The mixed rice elevator 54 is vertically installed.
The screw conveyor is guided from the wind selection room 30
Screws on the inner side of the device (the inner side of FIG. 1)
Milled rice K transported to the far end of the device
10 to the top of the rice hulling device 10
It is sent to the mixed rice tank 56 to be placed.
In addition, this mixed rice elevator 54 is also a main motor 120
The driving force is transmitted to operate. The mixed rice tank 56 is formed in a conical hopper shape.
And covered by a box-shaped casing 58.
ing. Mixing lifted and transported by the mixing rice elevator 54
The rice K comes to be accumulated in the mixed rice tank 56.
ing. In addition, on a part of the side wall of the mixed rice tank 56,
Flow pipe 60 is connected, and the
When the U.S. rice K is accumulated in the mixed rice tank 56,
Part of the rice K passes through the overflow pipe 60 and
Return to the upstream side of the pair of hulling rolls 22 and 24 in the hulling room 20
It is supposed to be. At the bottom supply port 62 of the mixed rice tank 56
Has a mixed rice supply shutter 64 attached thereto. This
The mixed rice supply shutter 64 of FIG.
(Not shown).
And the mixed rice sensor disposed in the mixed rice tank 56
The mixed rice in the mixed rice tank 56 is
When K is equal to or less than a predetermined amount, the state is closed.
Is controlled to be in the open state. And this
The opening of the mixed rice supply shutter 64 is set arbitrarily in advance.
In addition, the amount of the mixed rice K passing through the supply port 62 is restricted.
Can be used. Below the mixed rice tank 56, a sorting unit 1 is provided.
0B is arranged, and the mixed rice K passed through the supply port 62
Are guided to the sorting unit 10B. At the top of the sorting section 10B, a distribution plate 68 is provided.
Is provided. The distribution plate 68 is directed toward one side of the device.
It is inclined (to the lower right in FIG. 1), and the right side is on the surface
Substantially stair-like or triangular with the surface standing up and the left side gently inclined
Innumerable projections are formed continuously. This distribution plate
Reference numeral 68 denotes a state in which the sorting unit 10B as a whole swings in the left-right direction in FIG.
When it moves (vibrates), it is rocked at the same time,
Push the fallen mixed rice K on the right side of the protrusion
And gradually spread to the right in FIG.
It is made to disturb. In addition, near the right end of the distribution plate 68
A flat plate 70 is attached to the ceiling next to
It has the function of flattening the mixed rice K dropped on the plate 68
ing. The most downstream end of the distribution plate 68 (the right end in FIG. 1)
Section) along the front-back direction of the device
6 distribution gutters 72 (from back to back)
You. Each of these distribution gutters 72 is provided below the distribution plate 68.
6 rocking sorting plates stacked with a predetermined gap
74 are connected independently to each other, and from the distribution plate 68
Of the mixed rice K is evenly distributed to each rocking sorter 74.
Can be paid. The swing sorting plate 74 has one corner (FIG. 1).
On the right side and the back side of the corner)
So that the height of the corner is lower than the corner of the fulcrum
Adjusted and three-dimensionally inclined. That is, in FIG.
In this case, the right side of the swing sorting plate 74 is high and the left side is low.
And the back side of the paper is high and the front side of the paper is
ing. Then, as shown in FIG.
The right side is upright and the left side is gently inclined.
A number of substantially triangular projections 73 are formed by embossing.
Has been established. Thus, it is distributed by the distribution gutter 72
The mixed rice K is placed near each of the fulcrum corners.
It is designed to fall. A rectangle near the corner
Are provided. This allows
Improve the sliding of U.K.
It facilitates rapid spread across the surface. Here, each swinging sorting plate 74 is connected to the sorting unit 10.
The guide rail 75 provided on the B frame 11
Is held. The guide rail 75 is located in front of and behind the frame 11.
The swing sorting plate 74 is provided along each direction.
Are held by sandwiching both edges in the width direction. This place
In this case, the rear side of the device of the frame 11 is open,
The swing sorting plate 74 is guided from the rear side of the frame 11 by the device.
It can be inserted and removed along the rail 75.
ing. The rear end of the frame 11 is provided with a back cover 7.
7 are provided. The back cover 77 is provided on each swing sorting plate 7.
4 while being held and held by the guide rail 75.
It is fixed by attaching screws 81 and 83,
The rear end of the separate plate 74 is covered. In particular, the mounting screw 8
1 is that each of the swing sorting plates 74 is inserted after the back cover 77 is inserted.
It is screwed to the rear side end so that each swing sorting plate 7
4 is fixed integrally with the back cover 77. This back hippo
-77 is removed, and each swing sorting plate 74 is assembled.
And removal (removal and insertion to guide rail 75)
Noh. The back cover 77 has a transparent plate.
A monitoring window 79 is provided, and the inside of the frame 11,
To visually check the swing sorting plate 74 and the distribution gutter 72 from the outside
Can be. The distributing plate 68 having the above structure and the swinging selection of six sheets
The sorting unit 10B (the frame 11) composed of the separate plate 74 is
The driving force of the in-motor 120 is transmitted, and the rotational driving force is reduced.
It is converted to reciprocating driving force by the rank mechanism and
It swings (vibrates) in the direction. Where the figure
5, the sorting unit 10B (the frame 11 thereof) is oscillated (oscillated).
The structure of the crank mechanism to be moved is schematically shown.
You. As described above, the swing sorting plate 7 of the sorting unit 10B
4 is three-dimensionally arranged at an inclined high position
The supply side of mixed rice etc. by the distribution trough 72 (right side of FIG. 5)
Side), a pair of brackets 122 is provided at the bottom edge.
The pair of brackets 122 is used for the swing connection shaft 1.
24 supported. In FIG. 5,
One of the brackets 122 on the back side of the paper is omitted.
You. On the other hand, the bottom part on the side set to the inclined low position (the left side in FIG. 5)
A pair of brackets 126 are provided at the edges,
This pair of brackets 126 is
Supported. Note that, in FIG.
One of the brackets 126 is omitted. these
Swing connecting shaft 124 and swing connecting shaft 128 are both horizontally arranged
And are parallel to each other. Further
5, the back of the pair of brackets 122 in FIG.
Side bracket 122 is closer to the front side of the paper.
It is formed higher than the ket 122, and a pair of
One of the brackets 126 on the back side of the paper in FIG.
The bracket 126 is closer to the front side of the drawing than the bracket 12.
It is formed higher than 6. As a result, as described above,
The swing sorting plate 74 of the sorting unit 10B has one corner thereof.
(Right side and back side in FIG. 5) as a fulcrum, the diagonal of the corner
The height position of the corner on the line (left side and front side in FIG. 5) is
Three-dimensionally inclined so that it is lower than the corner of the fulcrum
You. That is, in FIG. 5, the right side of the swing sorting plate 74 is
It is high and the left side is inclined low, and the paper is
The front side is low and inclined. Further, swinging of the side set to the inclined high position
The swing arm 105 is connected to the connection shaft 124.
The lower end of the swing arm 105 is
It is swingably supported. That is, the sorting unit 10B
Edge of the side of the (frame 11) at the inclined height position
Is a swing arm that is swingably connected to the swing connection shaft 124.
Supported by the computer 105. On the other hand, the oscillating link on the side set to the inclined low position
The support arm 113 is connected to the connection shaft 128.
The lower end of the support arm 113 is
Connected to one end of the crank 115. Belclan
115 is rotatably supported by a support shaft 132.
I have. That is, if the bell crank 115 is in a fixed state,
(If immobile), the sorting unit 10B (the frame 11) and
And the swing arms 105 and 113 that support the
To form a so-called parallel link mechanism.
05 and the support arm 113 swing while being parallel to each other
By doing so, the sorting unit 10B (frame body 11)
It is configured to swing (vibrate) in the left-right direction. Further, the swing arm 105 is connected to an intermediate portion thereof.
One end of the shaft 109 is connected.
The other end of the connection shaft 109 is connected to the crankshaft 111.
ing. Therefore, the rotation of the crankshaft 111
Then, the swing arm 105 swings (vibrates) in the left-right direction of FIG.
This is a configuration that can be performed. This crank mechanism
The driving force of the main motor 120 is transmitted to the rank shaft 111
It is supposed to be. On the other hand, the lower end of the support arm 113 is connected
The other end of the bell crank 115 has a feed screw 11
6 are provided. The feed screw portion 116 controls the inclination.
It is operated by the motor 117. That is, tilt control
The feed screw 116 is operated by the motor 117 to
By rotating the crank 115, the support arm 113 is rotated.
Is connected to the height position of the swing connection shaft 128 (that is,
The supporting position of the edge on the side of the frame body 11 at the low inclined position)
This is a configuration that can be changed up and down. Therefore, the tilt control motor 117 is appropriately adjusted.
Is controlled, the inclination angle of the sorting unit 10B (the frame 11) can be changed.
Can be changed (adjusted). The above-mentioned oscillating sorter 74 was supplied on the oscillating sorter 74.
The mixed rice K is swung left and right (vibration) of the swing sorting plate 74.
Brown rice G and paddy M
) And mixed rice K which mixes them
It is. That is, brown rice G having a large specific gravity is mixed rice
Sinks below the layer and is pushed out by the projections 73
To the right side of the swing sorting plate 74, and the specific gravity is small.
Paddy M floats above the mixed rice layer and slides on the surface of the layer
Move to the left side of the swing sorting plate 74 in order to fall
Will be. Oscillation sorting is performed based on this difference in the degree of transition.
On the plate 74, brown rice G is located in the right area of FIG.
Mixed rice K is concentrated in the area, and paddy M is concentrated in the left area.
It is separated (separated). This phenomenon is rocking
Naturally flows from the back side (supply side) of the sorting plate 74 to the front side
It gradually appears clearly. Then, rocking sorting
Brown rice G, mixed rice K and paddy M (hereinafter referred to as mixed rice, etc.)
) Is from the front side of the swing sorting plate 74 of each stage (six pieces).
It is designed to fall down. Further, the falling-side end of the swing sorting plate 74 (FIG. 1)
On the front side of the drawing), a fixed partition plate 78 and a movable partition
A plate 80 is provided. The fixed partition plate 78 is, as described above, a swing sorting plate.
Boundary between paddy M and mixed rice K sorted (separated) by 74
It is located near the field and is located at a position
The paddy M falls on the left side of FIG.
Mixed rice K falls on the right side. on the other hand,
The movable partition plate 80 is formed in a substantially inverted Y-shape, and
And the paddy M sorted (separated) by the swing sorting plate 74
This moving partition plate is located near the boundary with the mixed rice K.
The mixed rice K falls on the left side of FIG.
The brown rice G falls on the right side of the plate 80 in FIG.
ing. Further, the fixed partition plate 78 and the movable partition
A swing discharge gutter 82 is provided below the cutting plate 80.
Further, the swing discharge gutter 82 has a paddy return port 84,
A mixed rice outlet 86 and a brown rice outlet 88 are provided.
You. For this reason, it is sorted (separated) by the fixed partition plate 78.
The collected paddy M is guided to the paddy return port 84, and the paddy return port 8
4 and fall into the paddy return hopper 90.
Further, the paddy return hopper 90 is connected to the
It communicates with the screw conveyor 50. For this reason, paddy
The paddy M that has fallen to the hopper 90 is
This is a configuration to be guided to the conveyor 50. Further here
In the screw conveyor 50 of the first gutter 48
Is the near side of FIG. 1 of the two divided as described above.
The paddy M falls on the screw. This
Paddy sorted (separated) by the fixed partition plate 78
M is the front side of the paper of FIG.
It is accumulated at the end and is repelled by the paddy return thrower 52
And returned to the upstream side of the pair of hulling rolls 22 and 24 again.
Will be. Furthermore, immediately after the paddy return slotter 52 (paddy)
In the middle of the return path), as shown in FIG.
Is provided. This switching valve 53 is activated to “open”.
By returning to the “released” state, the return route of the paddy M
Can be opened. Therefore, this switching valve 5
If 3 is operated, it will be returned by the paddy return thrower 52
The paddy M can be discharged directly out of the device
I have. On the other hand, the fixed partition plate 78 and the movable partition plate 80
Therefore, the mixed rice K sorted (separated) is mixed with the mixed rice outlet 8
6 and is sorted (separated) by the movable partition plate 80.
The dried brown rice G is guided to the brown rice outlet 88.
You. Here, the movable partition plate 80 is oscillated and sorted.
Male screw shaft 92 with the left-right direction of plate 74 as the axial direction
Is screwed into. This male screw shaft 92 is
Direction is prevented and the driving force of the partition motor 94 causes the shaft to move.
It is designed to rotate. For this reason, the partition plate motor 9
4 is driven to rotate the externally threaded shaft 92.
Moving the movable partition plate 80 in the horizontal direction in FIG.
It can be configured. Movement of this movable partition plate 80 (position)
Is the degree of sorting when brown rice is sorted by swinging the swing sorting plate 74.
Is determined by That is, the type of rice and the surrounding rings
Depending on the environment, there may be cases where sorting is easy or difficult,
If it is easy to sort, the area where brown rice G will fall will expand.
The movable partition 80 is moved to the left in FIG.
On the other hand, if sorting is difficult, the area where brown rice G falls
Move the partition 80 to the right in FIG.
Can be done. Reference numeral 93 denotes both partition plates 78,
80 supporting rods. The swing sorting plate 74 located at the uppermost stage
A swing sorting plate is provided at the end on the falling side (the end on the near side of the paper in FIG. 1).
74 (near the left and right ends in FIG. 1).
A pair of times (as a layer thickness sensor for mixed rice etc.) for confirmation below
Roller fins 96 and 98 are provided, respectively. others
When the mixed rice falls from the rocking sorter 74,
The U.S.A. engages with the rotating fins 96, 98 to rotate the rotating fins 9
6, 98 can be rotated. The rotating fins 96 and 98 have permanent magnets.
It is buried, and the proximity switch is
Switches are provided. For this reason, the rotating fins 96, 9
When 8 rotates, the proximity switch repeatedly turns on and off
To output a pulse signal. This allows both
The other rotating fins 96, 98 rotate at the same speed
As a result, the mixed rice and the like on the oscillating sorting plate 74 were uniformly diffused.
(The uniform thickness of mixed rice etc.)
You. Further, between these rotating fins 96 and 98,
Is provided with a layer thickness marker 99. Layer thickness marker
-99 is the falling side end of the swinging sorting plate 74 located at the top
It is located at a predetermined distance from the surface of the
Up and down by the mark part 99A and the upper mark part 99B
It is composed of two stages. The lower mark 99A is a swing selection
Corresponds to the preferred layer thickness of the mixed rice K spreading on the surface of the separate plate 74
Distance position (in the present embodiment, for example,
(At a position 8 mm away from the surface of the swing sorting plate 74)
On the other hand, the upper mark portion 99B is
Position above the cut portion 99A by approximately one grain of mixed rice (this implementation
In the embodiment, for example, 1
0 mm apart). Furthermore, this
Lower mark part 99A and upper mark part 99B
Each is colored with a different color. For example, in this embodiment
, The lower mark 99A is colored blue.
The upper mark portion 99B is colored red. This layer thickness marker 99 (the lower mark portion 99)
A and the upper mark portion 99B) are on the surface of the swing sorting plate 74.
When the mixed rice K that spreads out is engaged, the layer of the mixed rice K
This is a configuration that can recognize the thickness. Below the sorting section 10B, that is, as described above.
At a position facing the mixed rice outlet 86 and the brown rice outlet 88
Is provided with a discharge gutter 100. This discharge gutter 100
Are provided along the left-right direction of the device. In addition,
A screw conveyor 102 is provided at the bottom of the gutter 100.
Has been established. The screw conveyor 102 discharges
The partition 104 provided at the center of the gutter 100
So that the directions of the left and right screws are opposite to each other
(Make sure that the feed directions are opposite to each other.
) Is set. As a result, the rice is discharged from the mixed rice discharge port 86.
The discharged mixed rice K is supplied to the screw conveyor 102.
It is transported to the left in FIG. 1 by the left screw,
The screw conveyor 50 (see FIG.
(The back side of the paper). As a result,
Mixed rice K is again mixed rice rice by the mixed rice elevator 54.
Sent to the link 56, and the sorting is performed again by the sorting unit 10B.
Will be done. On the other hand, brown rice discharged from the brown rice outlet 88
G is the screw on the right side of the screw conveyor 102
1 to the right in FIG. The screw conveyor 102 has a main
The driving force of the motor 120 is transmitted to rotate. The brown rice discharge port 88 has a brown rice discharge port.
A heater 106 is provided. Brown rice discharge shutter 1
06 is based on the driving force of a brown rice discharging motor (not shown).
Open and close. In the hulling device 10 according to the present embodiment, the device
Predetermined time (ie, preparation time) immediately after the start of operation
Means that the sorting by the sorting unit 10B is not completely performed,
The mixed rice K also exists at the right end of the separate plate 74 in FIG.
There is. Therefore, during the preparation time, the brown rice outlet 8
8 is closed by the brown rice discharging shutter 106, and all
It is guided to the mixed rice discharge port 86. Preparation time
After the time elapses, the brown rice discharging shutter 106 is automatically
Is opened and the brown rice G is discharged from the brown rice outlet 88.
It is good. The right end of the screw conveyor 102
Is equipped with a brown rice discharge thrower 108
You. For this reason, the screw discharged from the brown rice outlet 88
Brown rice G conveyed by the conveyor 102 discharges brown rice.
Spouted by the thrower 108, the brown rice extraction gutter 110
From the outside. Bent duct portion at the upper end of brown rice discharge slotter 108
One end of the dust collection duct 112 communicates with the
You. The other end of the dust collection duct 112 is
20 at the lowermost end (near the wind selection path 34 of the wind selection chamber 30)
are doing. For this reason, the dust in the brown rice discharge
The rice husk N is sucked by the suction force of the rice husk discharge blower 38 and
Both are discharged outside and do not scatter from the brown rice extraction gutter 110
It has become. A lid is provided at the opening of the brown rice extraction gutter 110.
A body 114 is provided. The lid 114 is in a closed state.
Or open state, and closed state.
Even it is pressed by the discharge power of brown rice G and discharges brown rice G
Can be used. So this lid
If the body 114 is closed, the outside that feeds on brown rice G
Invasion of small animals (rats, etc.) can be prevented. Next, the operation of the present embodiment will be described. In the hulling device 10 having the above configuration, the hulling unit 10
The paddy M is put into the paddy supply hopper 12 of A, and the operation of the apparatus is started.
When started, the paddy M flows into the paddy room 20 sequentially, and a pair of paddy
The hulling is supplied between the sliding rolls 22 and 24 (hulling process).
Is performed. Pass through a pair of hulling rolls 22, 24
The dehulled rice hulling rice S sequentially flows into the wind selection chamber 30,
The rice husks N and pity T mixed into the rice husk discharge blower 3
It is sucked by the suction force of 8. This rice husk N is
The pity T is discharged to the outside through the port 42 and the pity T
4 and before the device by screw conveyor 46
Collected and collected on the side. On the other hand, rice husk N and pity T
The mixed rice K from which etc. has been removed is guided to the first grain gutter 48,
Conveyed to mixed rice elevator 54 by screw conveyor 50
The rice is further fed to the mixed rice
Sent to the client 56. Sent to the mixed rice tank 56
The mixed rice K is transferred to the sorting unit 10B when a predetermined amount is accumulated.
You will be guided. In the sorting section 10B, the dropping material falls on the distribution plate 68.
The mixed rice K is supplied to each of the rocking sorting plates 74 from the six distribution troughs 72.
Are equally distributed and supplied. 6 swing sorting plates 7
The mixed rice K supplied on top of the rocking sorter 74
By the right swing (vibration), brown rice G, paddy M, these
Are mixed with mixed rice K. Further, sorting (sorting) by the fixed partition plate 78 is performed.
The released paddy M is guided to the paddy return port 84, and this paddy return is performed.
Screws for paddy return hopper 90 and first grain gutter 48 from dropper 84
The re-conveyor 50 and the paddy return slotr 52
And is returned to the upstream side of the pair of hulling rolls 22 and 24.
In addition, sorting by fixed partition plate 78 and movable partition plate 80
The (separated) mixed rice K is discharged from the mixed rice outlet 86.
And the screw gutter 48 is used for the first gutter 48
To the screw conveyor 50. As a result,
This mixed rice K is mixed rice again by the mixed rice elevator 54.
It is sent to the tank 56, and the sorting in the sorting unit 10B is performed again.
Is performed. On the other hand, sorting (sorting)
The separated brown rice G is discharged from the brown rice discharge port 88 and
Brown rice discharge slower 108 by clew conveyor 102
After being transported to
It is pulled out and taken out from the brown rice extraction gutter 110 to the outside. Here, the sorting unit 10B of the hulling device 10
In (the frame 11), the side set to the inclined low position
The supporting edge 113 is connected to the bottom edge (left side in FIG. 5).
Supported by the pivoted connecting shaft 128. Further
The lower end of the support arm 113 is connected to the bell crank 115
And the other end of the bell crank 115
A screw portion 116 is provided. This feed screw portion 116
Is operated by the tilt control motor 117. Sand
The feed screw portion 116 is formed by the tilt control motor 117.
The bell crank 115 is rotated by moving
Height position of swing connection shaft 128 to which arm 113 is connected
(That is, the edge of the side of the frame body 11 at the lower inclined position
Support position) is changed up and down. Therefore, the inclination control motor 117 is appropriately adjusted.
Is controlled, the inclination angle of the sorting unit 10B (the frame 11) can be changed.
Can be changed (adjusted). Also, the structure like this
Is also easier. [0077] As described above, the swing sorting according to the present invention is performed.
The tilting angle adjustment mechanism of the device has a simple structure,
The tilt angle of another device can be changed (adjusted) and mixed
Performs accurate (high precision) and speedy swing sorting of rice etc.
It has an excellent effect that it can be performed.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional view showing an entire configuration of a hulling device according to an embodiment of the present invention. FIG. 2 is a schematic diagram illustrating an entire configuration of a hulling device according to an embodiment of the present invention. FIG. 3 is an external perspective view of the hulling device according to the embodiment of the present invention. FIG. 4 is a perspective view showing an entire configuration of a sorting unit applied to the hulling device according to the embodiment of the present invention. FIG. 5 is a partially broken schematic front view showing a configuration of a tilt angle adjusting mechanism of a sorting unit applied to the hulling device according to the embodiment of the present invention. [Description of Signs] 10 Rice hulling device 10A Rice hulling unit 10B Sorting unit (oscillating sorting device) 11 Frame 12 Rice supply hopper 20 Rice hulling room 22 Rice hulling roll 24 Rice hulling roll 30 Air selection room 38 Rice husk discharge blower 44 Second grain gutter 46 Screw conveyor 48 First grain gutter 50 Screw conveyor 52 Rice reclaiming slower 54 Mixed rice lifting machine 56 Mixed rice tank 74 Rocking sorting plate 100 Drainage gutter 102 Screw conveyor 108 Brown rice discharge slower 120 Main motor 113 Support arm 115 Bell Crank 116 Feed screw part 117 Inclination control motor 128 Swing connection shaft M Paddy rice S Rice husk K Mixed rice G Brown rice N Rice husk T Pity

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-59-55379 (JP, A) JP-A-60-41551 (JP, A) Fully open Showa 57-21086 (JP, U) Really open show 52- 116568 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B07B 1/00-15/00

Claims (1)

(57) with Patent Claims 1, wherein each bottom edge left and right by a pair of reciprocating connecting shaft which is horizontally disposed is supported, and low right side is higher left lower rear side is higher front side In a tilting angle adjusting mechanism of a rocking sorter that adjusts a tilt angle of the rocking sorter plate with the right swinging connecting shaft as a fulcrum in a rectangular rocking sorter plate that is tilted so that A swing arm connected to one end of a bell-shaped bell crank at the lower end thereof, a feed screw portion provided at the other end of the bell crank, and the feed screw portion. An operating motor, wherein the operation of the feed screw portion by the motor causes the bell crank to rotate around an axis to move one end of the bell crank up and down substantially. Inclination angle adjustment mechanism.