JPH06320114A - Shaking device in shaking separator - Google Patents

Abstract

PURPOSE:To allow moving velocities of the shaking upside and the shaking downside to differ and to enhance sorting efficiency by fitting an eccentric gear on a driven and rotated shaft and shaking a shaking sorting plate through a second eccentric gear and a crankshaft by rotation of the eccentric gear. CONSTITUTION:In a shaking separator equipped with the sorting part of blending rice, grains are fluidized on the multistage shaking sorting plates from the supply side of a high position to the discharge side of a low position. The respective shaking sorting plates are so arranged slantingly that the shaking upside of one side is made high and the shaking downside of the other side is lowered. The shaking device of the shaking sorting plates is equipped with a first shaft 33 to which motive power is transferred through a conduction belt 34. The shaking sorting plates are shaked and moved through a second eccentric gear 38 engaged with a first eccentric gear 36, a crankshaft 37 fixed with the gear 38 and a shaking arm by rotation of the first eccentric gear 36 fitted on the first shaft 33 in a state wherein the shaking sorting plates are advanced comparatively slowly to the shaking upside and the successive return to the shaking downside is made rapid.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an oscillating device for an oscillating sorting device.

[0002]

2. Description of the Related Art An oscillating sorting device that sorts mixed grains by horizontally reciprocating diagonally while vertically moving the grains from a high supply side to a low discharge side of an oscillating sorting plate. is there. When the swing selection plate is horizontally slanted up and down reciprocally swung, the conventional device reciprocates the forward movement to the rocking side 16c and the returning movement to the rocking side 16d at substantially the same speed. Is.

[0003]

In the conventional apparatus having the above-described structure, when selecting high-moisture grains or soft rice, the grains are strongly entangled with each other and the brown rice rolls upside down. There was a problem in that the separation efficiency to 16c and the movement of the paddy to the swaying side 16d were delayed, and the selection efficiency could not be increased.

Therefore, according to the present invention, the rocking device for the rocking sorting plate is specially configured to speed up the movement of the rocking sorting plate to the rocking side 16c following the movement to the rocking side 16c. Upside 1
It aims to improve the separation efficiency by improving the separation between the brown rice that has moved to 6c and the rocking sorting plate when returning to the rocking side 16d to speed up the movement of the brown rice to the rocking upper side 16c. Is.

[0005]

The present invention has taken the following technical means in order to solve the problems of the prior art. That is, according to the present invention, the first rotating shaft 33 that rotates by receiving the transmission of power, the first eccentric gear 36 attached to the first rotating shaft 33, and the second eccentric gear that meshes with the first eccentric gear 36. 38, the crankshaft 37 attached to the second eccentric gear 38 constitutes an oscillating device for the oscillating selection plate 16, and the oscillating selection plate 16 is moved upward in the lateral direction 16c.
The rocking device of the rocking sorting device is characterized in that the forward movement to the rocking side 16c is made relatively slow, and the backward movement to the rocking side 16d following the forward movement to the rocking upper side 16c is made faster. .

[0006]

When the first rotary shaft 33 rotates by receiving the transmission of power, the first eccentric gear 36 attached to the rotary shaft 33 rotates, and then the second eccentric gear meshing with the first eccentric gear 36. The gear 38 rotates, and the crankshaft 37 attached to the second eccentric gear 38 rotates. Then,
The oscillating sorting plate 16 moves relatively slowly to the laterally oscillating upper side 16c so that the uneven surface of the oscillating sorting plate 16 reliably supports and moves brown rice. 16
The movement back to the rocking side 16d following the movement to c becomes faster, and the brown rice that has moved to the rocking upper side 16c and the rocking sorting plate 16 are favorably separated, and the movement of the brown rice to the rocking upper side 16c is accelerated. To do.

[0007]

Embodiments of the present invention shown in the drawings will be described below. First, the configuration of the embodiment shown in FIGS. 1 to 4 will be described. This hulling / sorting machine is a hulling part A for hulling, a downland rice wind selection part B for wind-selecting the downland rice from the hulling part A,
It is composed of a rocking / sorting device type mixed rice sorting unit C for separating and sorting the mixed rice after wind sorting in the scraped rice wind sorting unit B into paddy / brown rice, and a fried grain transporting unit D for transporting the grain. ing. Then, the hulled portion A is arranged in the upper front part of the machine body, the slidable rice wind selection part B is arranged in the lower front part of the machine body, and the suction dust collector 1 of the slidable rice wind selection part B is arranged in the hulled part A. , The mixed-rice fried machine 2 of the fried-conveying section D is arranged on one side of the paddy-sheathing section A and the deciduous-rice selecting section B, and the mixed-rice sorting section C is arranged on the rear side. However, the brown rice frying machine 3 of the fried grain transporting section D is arranged behind the mixed rice sorting section C.

The hulling section A is composed of a hull hopper 4, a hulling roll 5,
5. The hulling chamber 6 is equipped with a diffusing plate. Next, the slide-down rice wind selecting section B will be described. The slide-down rice flows down from the upper hulling chamber 6 and the sorting start end of the rear portion of the slide-down rice wind selecting path 8 in the slide-down rice wind selecting box 7 is selected. The scraped rice is wind-selected by the scraped-rice wind selecting passage 8 that is supplied to the side and is installed at a higher position toward the end side. Below the start end side of the slide-down rice wind selection path 8, a slide-down rice gutter 9 for receiving the slide-down rice of the selected paddy / brown rice is provided, and below the end side thereof, the paddy rice is received. A puddle gutter 10 is provided. The sorting wind that has flowed through the slide-down rice wind selection passage 8 from the start end side to the end side is discharged to the outside of the machine through the suction dust collector 1 and the dust discharge tube 11. The pomegranates that have been dropped and sorted on the grain-recipient gutter 10 are returned to the paddy hopper 4 via the grain-lifter 12 and the grain-lifter 27, and the fallen rice that has been dropped and sorted on the grain-dropped rice gutter 9 is The scraped rice helix 13 is conveyed laterally to one side, flows into the lower part of the mixed rice fried machine 2, is fried by the mixed rice fried machine 2, and is supplied to the mixed rice hopper 14.

Next, the mixed rice sorting section C constituted by the swing sorting device 15 will be described. Multi-stage swing selection plate 1
6, 16 ... have a configuration in which the grains flow in the vertical direction (direction orthogonal to the paper surface of FIG. 1) from the higher supply side 16a to the lower discharge side 16b, and the sorting direction orthogonal to the vertical direction. In the lateral direction, which is higher on the one side rocking side 16c,
The other swinging side 16d is lowered to be inclined, and the swinging arms 29 and 29 are slanted up and down in the lateral direction with the lateral direction along the front-rear direction of the machine body (the left-right direction in FIG. 1). It is configured to swing back and forth. The mixed rice in the mixed rice hopper 14 is passed through the distribution / supply gutter 17 and the distribution case 18, and then the rocking sorting plate 1
Supply ports 16 configured to have a high vertical supply side 16a of 6, 16, ... And a high horizontal swing side 16c.
.. are supplied to the swing selection plates 16, 16 ,. A brown rice partition plate 19 and a paddy partition plate 20 are provided on the vertical discharge side 16b of the rocking sorting plates 16, 16 ,.
Are provided, and the grains distributed in the brown rice distribution basin on the lateral shaking upper side 16c, the mixed rice distribution basin in the lateral middle part and the paddy distribution basin on the lateral shaking lower side 16d of the rocking sorting plates 16, 16 ,. Grains are brown rice partition plate 19 and paddy partition plate 20,
It is divided into brown rice, mixed rice and paddy. The brown rice thus partitioned flows down to the brown rice gutter 21, passes through the brown rice flow path 22, and flows into the lower portion of the brown rice grain fried machine 3 at the rear,
The grain is fried by the brown rice fried machine 3 and taken out of the machine from the rear part of the machine body. In addition, brown rice partition plate 19 and paddy partition plate 2
The mixed rice separated by 0 is conveyed to the sliding rice receiving trough 9 through the mixed rice receiving trough 23 and the mixed rice flow path 24, and then conveyed by the sliding rice transferring spiral 13 of the sliding rice receiving trough 9. Then, the mixed rice hopper 14 flows into the lower part of the mixed rice fried machine 2 and is fried,
Through the distribution / supply gutter 17 and the distribution case 18, the swing selection plate 1
It is supplied to 6, 16, ... The paddy separated by the paddy partition plate 20 flows from the paddy gutter 25 through the paddy flow path 26 into the paddy fried grain machine 27, is fried by the paddy fried grain machine 27, and passes through the paddy return channel 28. It is configured such that it is returned to the hulling section A via the hull and is again hulled.

Next, the rocking device of the rocking selection plate 16 will be described with reference to FIGS. The pulley 31 of the drive shaft 30 and the first rotating shaft 3 supported by the gear case 32.
The driven belt 31 is wound around the driven pulley 31 of No. 3, and the first eccentric gear 36 fixed to the first rotating shaft 33 is attached.
Power is transmitted to. A crank shaft 37 is supported by the gear case 32, and a second eccentric gear 38 is attached to the crank shaft 37.
Meshes with the first eccentric gear 36 of the first rotating shaft 33. The gear case 32 is rotatably supported on the other end side of the first rotation shaft 33 around the crankshaft 37, and the tension pulley 39 tensions the transmission belt 35 during the rotation adjustment. Then, when the crank shaft 37 rotates, the swing selection plates 16, 16, ... Reciprocate diagonally up and down in the lateral direction via the crank rod 40 and the swing arms 29, 29 ,. Rock. In this way, when the first rotating shaft 33 rotates, the crankshaft 37 rotates the first eccentric gear 36 and the second eccentric gear 38.
Since it is rotated via the rocking arms 29, 29, ...
Moves relatively slowly to the rocking upside 16c, and the rocking sorting plate 16 is rocked in a state in which the backward movement to the rocking down side 16d following the going up to the rocking upside 16c is accelerated. Therefore, the forward and backward movement of the rocking sorting plate 16 toward the upper rocking side 16c is performed so that the uneven surface of the rocking sorting plate 16 surely rocks the brown rice.
6c is supported and moved, and then, when the rocking sorting plate 16 returns to the swaying side 16d, the brown rice is released from the rocking sorting plate 16 favorably and moved to the rocking upper side 16c. Is returned to the swaying side 16d while leaving the shavings on the swaying side 16c, the movement of the brown rice to the swaying side 16c is accelerated, and the separation of the paddy / brown rice in the lateral direction is accelerated. 7 and 8 show the gear case 3
2 shows the rotating state of the first eccentric gear 36, the second eccentric gear 38, and the eccentric portion 37a of the crankshaft 37 in the state where 2 is rotationally adjusted downward and the state where it is rotationally adjusted upward.

In this embodiment, the first eccentric gear 36
The second eccentric gear 38 relatively slows the forward movement to the rocking upside 16c, and speeds the backward movement to the rocking downside 16d following the forward movement to the rocking upside 16c. Gears and variable speed square gears may be used, and the present invention is not limited to this embodiment. Next, the operation of the embodiment shown in FIGS. 1 to 8 will be described.

When performing a hull sorting operation with a hull sorting machine, each rotating part of the machine is driven to feed the hull to the hull hopper 4 and open the hull supply control valve (not shown) of the hull portion A. When,
The paddy is supplied to the paddy rolls 5 and 5, and is paddyed by the paddy rolls 5 and 5 rotating in mutually opposite directions. The hulled-off rice is diffused by a diffusion plate and dropped and supplied to the lower downhill rice wind selecting passage 8, and is sorted by the sorting air flowing through the downfall rice wind selecting passage 8, and light rice husks are slid off. It flows to the end side of the falling rice wind selection path 8, is further discharged to the outside through the suction dust collector 1 and the dust collector 11, and the relatively light porridge is dropped and sorted by the porridge receiving trough 10. The mixed rice of heavy paddy and brown rice is dropped and sorted on the scraped rice receiving trough 9. Then, the slide-down rice dropped and sorted into the slide-down rice receiving gutter 9 is conveyed laterally by the slide-down rice spiral 13 and flows into the lower part of the mixed-rice fried grain machine 2 to be fried, and further, The mixed rice hopper 14, the distribution / supply gutter 17, and the distribution case 18 are supplied to the rocking sorting plates 16, 16.

In this way, the swing selection plates 16, 16,
The mixed rice supplied to ... is sorted by the size of the grain shape, the size of specific gravity, the difference in frictional resistance, etc. by the reciprocal swinging of the swinging arms 29, 29 in the laterally slanting vertical direction, and the horizontal swinging up and down. The brown rice that is unevenly distributed in the brown rice distribution basin 16c16c is separated by the brown rice partition plate 19 and taken out, and then flows into the lower portion of the brown rice lifting machine 3 through the brown rice gutter 21 and the brown rice flow path 22 to make the brown rice fried grain. It is fried in the machine 3 and taken out of the machine.
Further, the mixed rice distributed unevenly in the mixed rice distribution basin, which is an intermediate portion in the lateral direction of the rocking sorting plates 16, 16, ...
The rice is separated by 9 and the paddy partition plate 20 and taken out, further fried through the mixed rice receiving gutter 23, the mixed rice flow path 24, the mixed rice fried machine 2, and further, the mixed rice hopper 14 and the distribution gutter 17. , Through the distribution case 18 and supplied to the swing selection plates 16, 16, ... Further, the unevenly distributed paddy in the paddy distribution basin on the lateral swaying side 16d of the swing selection plates 16, 16, ...
It is separated by the paddy partition plate 20 and taken out, and further, the paddy trough 2
5, after passing through the paddy flow path 26 and the paddy grain elevator 27, the grain is fried and reduced to the grain hull portion A, and then grained again.

The hulling / sorting operation is performed in this manner. When the first rotary shaft 33 rotates, the crankshaft 37 rotates via the first eccentric gear 36 and the second eccentric gear 38. The oscillating arms 29, 29, ... cause the oscillating selection plate 16 to move relatively slowly to the swaying side 16c to reliably support the brown rice and move it to the oscillating side 16c, and then
The backward movement to the swaying side 16d following the forward movement to the swaying side 16c becomes faster, and when the swinging selection plate 16 returns to the swinging side 16d, the brown rice is separated from the swinging selection plate 16. The swing selection plate 16 returns to the rocking side 16d while leaving the brown rice on the rocking upper side 16c, the movement of the brown rice to the rocking upper side 16c is accelerated, and the horizontal separation of the paddy / brown rice is quick. Therefore, the sorting efficiency is improved.

[0015]

Since the present invention is constructed as described above, when the first eccentric gear 36 and the second eccentric gear 38 are meshed with each other and the crankshaft 37 is rotated, the swing selection plate 16 is moved laterally. Moving relatively upward to the rocking upside 16c, the uneven surface of the rocking sorting plate 16 reliably supports brown rice to move it to the rocking upside 16c, and then to the rocking upside 16c of the rocking sorting plate 16. The return movement to the rocking side 16d following the forward movement becomes faster, the brown rice moved to the rocking upper side 16c and the rocking selection plate 16 are separated from each other, and the movement of the brown rice to the rocking upper side 16c is accelerated. Separation of unhulled rice and brown rice in the horizontal direction is accelerated, and the sorting efficiency is improved.

[Brief description of drawings]

[Fig. 1] Cut side view

[Figure 2] Front view

FIG. 3 is a plan view.

FIG. 4 is a perspective view

FIG. 5 is a side view and a cutaway plan view.

FIG. 6 is a side view and a cutaway plan view.

FIG. 7 is a side view showing an operating state.

FIG. 8 is a side view showing an operating state.

[Explanation of symbols]

 A Rice hulling section B Sliding rice wind sorting section C Mixed rice sorting section D Lifting grain transport section 1 Suction dust remover 2 Mixed rice grain lifting machine 3 Brown rice grain lifting machine 4 Paddy hopper 5 Paddy roll 6 Paddying room 7 Slider Falling rice selection box body 8 Sliding rice wind selection path 9 Sliding rice receiving gutter 10 Plum receiving gutter 11 Dust collecting cylinder 12 Rice grinder 13 Sliding rice spiral 14 Mixed rice hopper 15 Swing sorting device 16 Swing sorting Plate 16a Supply side 16b Discharge side 16c Swing upper side 16d Swing side 16e Supply port 17 Distribution supply gutter 18 Distribution case 19 Brown rice partition plate 20 Paddy partition plate 21 Brown rice gutter 22 Brown rice flow path 23 Mixed rice gutter 24 Mixed rice flow path 25 Paddy receiving gutter 26 Paddy channel 27 Paddy grain lifting machine 28 Paddy reducing channel 29 Swing arm 30 Drive shaft 31 Pulley 32 Gear case 33 First rotating shaft 34 Driven pulley 35 First eccentric gear 37 Crankshaft 38 Crankshaft 2 Eccentric gear 39 Tension pulley 40 Crank rod

Claims (1)

[Claims] 1. A first rotary shaft 33 that rotates by receiving power transmission, a first eccentric gear 36 attached to the first rotary shaft 33, and a second eccentric gear 38 meshing with the first eccentric gear 36. , The crankshaft 37 attached to the second eccentric gear 38 constitutes an oscillating device for the oscillating selection plate 16, and relatively slows the outward movement of the oscillating selection plate 16 to the oscillating upper side 16c. Shaking side 16d following forward movement to shaking side 16c
Rocking device of a rocking sorting device, characterized by speeding up the return movement to and from.