WO2005120730A1 - 揺動選別装置 - Google Patents
揺動選別装置 Download PDFInfo
- Publication number
- WO2005120730A1 WO2005120730A1 PCT/JP2004/008103 JP2004008103W WO2005120730A1 WO 2005120730 A1 WO2005120730 A1 WO 2005120730A1 JP 2004008103 W JP2004008103 W JP 2004008103W WO 2005120730 A1 WO2005120730 A1 WO 2005120730A1
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- WO
- WIPO (PCT)
- Prior art keywords
- sorting
- swing
- units
- unit
- drive unit
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
Definitions
- the present invention relates to a swing sorting device for sorting grains, and more particularly, to a swing sorting device in which a sorting plate is provided on a truck, and the truck is reciprocated on a rail on which the truck is inclined and swings.
- the drive configuration in this technology is that a connecting rod is pivotally connected to the lower center of the front and rear of the selecting plate, the other end of the connecting rod is connected to the eccentric wheel, and the eccentric wheel is rotated so that the selecting plate is moved left and right to swing. Had to be moved.
- the specific gravity may vary slightly depending on the type of grain, the harvest location, the climate, the amount of fertilizer, and the like, so that unpolished rice is mixed with unpolished rice at the outlet, and conversely, unpolished rice is mixed with unpolished rice.
- a technique has been known in which the inclination angle of the sorting plate of the swing sorting device can be changed (for example, see Patent Document 3).
- a screw shaft is arranged on a lower base
- a handle is connected to the screw shaft
- a screw cylinder is screwed on the screw shaft
- the screw cylinder is connected to one end of a machine base via an arm
- the other end of the machine pivots on the lower platform.
- the angle of the machine base is changed to change the inclination angle of the sorting unit.
- a sorting plate and a drive unit for swinging the sorting plate are also provided on this machine base, so the sorting unit becomes large, the weight of the sorting unit increases, and the load on the lifting device increases. It was necessary to increase the rigidity of the lifting device itself, and a large force was required to change the inclination angle using the lifting device.
- Patent Document 1 Japanese Utility Model Publication No. 38-15058
- Patent Document 2 JP-A-48-26541
- Patent Document 3 Japanese Utility Model Publication No. 57-53664
- a sorting plate is placed on a trolley, and a pair of left and right sorting units are arranged in such a manner that wheels that support the trolley roll on a rail to be able to swing. Then, a swing drive unit is arranged between the left and right sorting units, and the left and right sorting units are driven in opposite directions to reduce vibration and the like.
- two sorting units are arranged on a machine base and two swinging units are driven by one swing drive unit.
- the sorting unit moves left and right on a rail.
- the left and right sorting units are arranged substantially symmetrically to the left and right, and a swing drive unit is arranged between the left and right sorting units.
- the swing drive unit is configured such that the eccentric connection between the two left and right sorting units at the connection between the drive shaft and the crank arm is shifted by 180 degrees and driven in opposite directions.
- the left and right arms connecting the left and right selection units and the swing drive unit are bent toward the axis of the drive shaft, and the connection between the left and right arms and the selection unit is perpendicular to the drive shaft in plan view. Are arranged on the same line.
- the swing drive unit includes a drive shaft, an eccentric cam, and a crank arm, and brackets of attachment portions between the left and right crank arms of the swing drive unit and the sorting unit are arranged point-symmetrically in plan view. .
- the left and right sorting units are arranged on a machine base, and the base unit of the sorting unit is swung right and left on a rail provided on the machine base to perform sorting.
- a plurality of sorting plates were mounted on the slab, and a separating wall was provided at the center of each sorting plate, enabling each section to sort two sections.
- the sorting units are arranged symmetrically, many common parts can be employed, the cost can be reduced, and the left and right sorting units are driven by the swing drive unit disposed therebetween. Therefore, the driving configuration can be simplified, and the left and right sorting units can be driven with substantially the same driving force in a good balance.
- connection unit and the selection unit can be reduced, and the distance between the connection unit and the selection unit can be reduced.
- the width can be shortened.
- connection between the arm and the sorting unit can be protected by the sorting unit.
- the eccentric load during driving can be reduced, the driving can be performed efficiently and well balanced, and the sorting can be performed stably. Can also be kept high.
- sorting can be performed in two rows with one sorting plate, the amount of sorting can be increased, and sorting efficiency can be improved.
- FIG. 1 is an overall perspective view of a swing sorting device.
- FIG. 2 is an overall side view of a swing sorting device.
- FIG. 3 is a perspective view of the swing sorting device in a state where a hopper, a take-out part, and a sorting plate are removed.
- FIG. 4 is a front view of the swing sorting device with a hopper, a take-out part, and a sorting plate removed.
- FIG. 5 is a plan view of the swing sorting apparatus with a hopper, a take-out part, and a sorting plate removed.
- FIG. 6 is a rear view of the swing sorting device with a hopper, a take-out part, and a sorting plate removed.
- FIG. 7 is a front view of the embodiment in which the height of the axle of the bogie is adjustable.
- FIG. 8 is a front view of the embodiment in which the diameters of the wheels of the bogie are different between left and right.
- FIG. 9 is a plan view of an embodiment in which a rail dust removing device is a fan.
- FIG. 10 is a plan view of an embodiment using a rail dust removing device as a blower.
- FIG. 11 is a plan view of an embodiment in which a rail dust removing device is a compressor.
- FIG. 12 is a plan view, partly in section, of a wheel lock device.
- the swing sorting apparatus 1 is for sorting grains, particularly brown rice.
- the swing sorting apparatus 1 has two sets of sorting units 2 and 2 arranged side by side on a machine base 6 and a swing drive unit 3 is arranged between the sorting units 2 and 2. .
- a hopper 4 serving as a receiving unit is disposed above and behind the sorting units 2 and 2 so that one hopper 4 supplies the sorting objects to the two sorting units 2 and 2.
- Extraction units 5 • 5 are arranged in front of the sorting units 2 and 2 respectively.
- the sorting units 2 and 2, the swing drive unit 3, and the hopper 4 are mounted on a machine base 6.
- the hopper 4 is supported by a column (not shown) provided upright at the rear of the machine base 6 and is disposed on the rear of the sorting units 2.
- the upper part of the hopper 4 is provided with an input part for inputting the sorted material such as the grain after hulling, and the lower part is provided with a plurality of discharge ports 11 projecting in parallel from below, and the rear part of the sorting unit 2.2. It is inserted from above into the inlet 12 arranged above. Since the hopper 4 is fixed and the sorting unit 2 is swung right and left, the discharge port 11 is formed of a hose or a bellows, etc.
- the machine base 6 has a square pipe-like frame, an H-shaped steel shape, a lip grooved steel frame, or the like, and is framed in a square shape in plan view to secure strength. ing.
- the machine frame 6 is composed of a vertical frame 6a '6a arranged on both sides in the front-rear direction, front and rear horizontal frames 6b' 6b arranged in the left-right direction, and a horizontal frame 6b arranged halfway in the front-rear direction.
- a motor mounting frame 13 having a rectangular shape in a plan view projects from the rear surface of the drum 6b.
- a swing drive motor 14 is mounted and fixed on the motor mounting frame 13.
- the sorting unit 2.2 is oscillated by the motor 14 via an oscillating drive unit 3 described later.
- a pair of front and rear rails 15.15 are disposed on the left and right rails on the rear and middle horizontal frames 6b and 6b, respectively, and the sorting units 2 and 2 are disposed on the left and right rails 15-15-15-15, respectively.
- the front and rear rails 15 and 15 have a trapezoidal shape when viewed from the front, and the upper surface is slightly longer than the left and right width of the sorting unit 2 and is inclined so that one side is high and the other side is low.
- the left and right rails 15 and 15 are arranged so that the left and right center sides are low and the left and right outer sides are high.
- the front and rear two rails 15 are arranged for one sorting unit 2, but it is also possible to arrange three or more rails in parallel.
- the support frames 17 and 17 are erected.
- the support frame 17 is formed in a front view portal type, and a bearing 18 is placed and fixed on the center of the upper surface.
- the sorting unit 2 is disposed on a base 20, wheels 21 supported on the front, rear, left and right sides of the base 20, a sorting unit 22 disposed on the base 20, and a front of the sorting unit 22. It is composed of the extraction section 5 and the like.
- the swinging sorting device 1 has two sets of sorting units 2 arranged in the left-right direction on the machine base 6 in the front-rear direction.
- the sorting unit 22 is arranged so that the rear is high and the front is low, and is configured to swing left and right. In this manner, the sorting unit 2 swings by moving the base table 20, which is a bogie including the wheels 21 and 21, on the rail 15 arranged at an angle of inclination ⁇ ⁇ described later, to the left and right. It is configured to
- the base table 20 includes a front frame 23 and a rear frame 24 that are arranged in the front-rear direction in the left-right direction, and connects the front frame 23 and the rear frame 24 to each other.
- the front frame 23, the rear frame 24, the inner frame 25, and the outer frame 26 form a substantially rectangular frame. 4 and 6, the front frame 23 and the rear frame 24 have a substantially trapezoidal shape when viewed from the front, and the front frame 23 is lower than the rear frame 24.
- the inner frame 25 and the outer frame 26 are also trapezoidal as viewed from the side, as shown in FIG. In this way, a sorting plate 29 to be described later can be attached to the lower front in parallel with the upper surface of the base 20.
- Wheels 21, 21, 21, 21 are rotatably supported at lower portions on both left and right sides of the front side of the front frame 23 and the rear side of the rear frame 24, respectively.
- the axles 27 and 27 are horizontally suspended on the left and right sides of the lower portion of the base table 20 in the front-rear horizontal direction, that is, in parallel with the flowing direction of the kernel.
- axles 27 and 27 are respectively rotatively mounted in the lower left and right sides of the front frame 23 and the rear frame 24 so as to be rotatable in the front-rear horizontal direction, and both outer sides of the axles 27 and 27, that is, the front and rear ends of the axle 27.
- Wheels 21 and 21 are fixed or pivotally supported respectively.
- the wheels 21 of the bogie are mounted on the rails 15 and are free to roll in the left-right direction.
- the axles 27 and 27 are arranged horizontally, so that the base table 20 and the wheels 21 are not tilted and the uneven load force S is applied and the uneven wear is not generated. be able to.
- the load of the swinging part 22 is applied to the wheels 21, 21, 21, 21 almost equally, and the durability can be improved.
- the lower portions of the wheels 21, 21, 21, 21 are arranged to protrude downward from the lower surface of the base stand 20, so that they function as a carriage and can move independently. Then, after assembling as a trolley, it can be easily assembled simply by mounting it on the machine base 6 and connecting it to the swing drive unit. In addition, even for maintenance and other reasons, the entire bogie can be removed for easy inspection and replacement, and handling can be facilitated.
- the front frame 23, the rear frame 24, the inner frame 25, and the outer frame 26 constituting the base table 20 are framed in a substantially rectangular shape in plan view, and the base table 20 is rigidly configured. That can be S. Therefore, the sorting part is supported stably, and it is generated by the swing drive at the time of sorting. In addition, it is possible to suppress vibrations that occur and prevent distortion due to load applied due to inertia at the time of rocking, thereby enabling stable rocking and improving sorting performance.
- the upper surfaces of the front frame 23 and the rear frame 24 are substantially horizontal, and the lower surfaces of the front frame 23 and the rear frame 24 are They are arranged almost parallel.
- the height in the vertical direction can be suppressed, and the sorting plate 29 can swing right and left while maintaining the inclination angle in the front-rear direction.
- the configuration is such that a sufficient space between the base table 20 and the rail 15 can be secured.
- a linear motion guide means linear bearing
- the load is concentrated by a large number of rollers, etc., so that the load does not concentrate and the sliding (rolling) resistance can be reduced, so that the movement becomes smooth and the power can be reduced.
- the service life is extended and maintenance work can be reduced.
- the wheels do not protrude to the side (front and rear), it can be made compact.
- the left and right inclination angles of the base table 20 are configured to be changeable.
- the position of the axle 27H of the wheel 21 located on the high side is configured to be changeable left and right or up and down, and the position of the axle 27L of the wheel 21 located on the low side is moved up and down around the center.
- the base table 20 rotates so that the swing angle can be changed. That is, as shown in FIG. 7, the right base base 20 will be described.
- the front base 23 and the rear frame 24 of the base base 20 support the high axle 27H, the long holes 23a '24a are opened.
- the axle 27H is inserted into the elongated holes 23a '24a, and the front and rear sides of the axle 27H are rotatably supported by the upper ends of the height adjustment bolts 50, 50.
- the bosses 51 are fixed to the lower parts of the front frame 23 and the rear frame 24. With this configuration, when the height adjustment bolt 50 is rotated, the height adjustment bolt 50 moves upward or downward, and the axle 27H moves up and down along the elongated holes 23a '24a, and the base axle 27L is centered on the axle 27L. By tilting the base 20, the tilt of the base 20 can be changed. When the inclination of the base table 20 is made parallel in this way, the inclination angle of the left and right of the sorting plate 29 is also changed, and the desired refined granules can be obtained by changing the inclination according to the type of grain and the state of hulling. Ability to improve sorting accuracy.
- the elongated holes 23a and 24a can be opened in the vertical direction.
- the height adjusting bolt 50 can be opened horizontally.
- the bolt heads are arranged on the side of the base stand 20, so that the height adjustment work can be more easily performed than the side of the main body.
- the wheels 21 may be configured to have a plurality of running surfaces having different diameters.
- a wheel having running surfaces with different diameters is provided on the side surface of the wheel having the first running surface and is integrally formed.
- the outer diameters of the wheels having the respective running surfaces of the left and right wheels 21 and 21 to be different (rl ⁇ r2 ⁇ r3 ⁇ r4), the front and rear of the wheels 21 can be interchanged or moved in the axial direction.
- a dust removing device 53 for preventing dust and the like from accumulating on the rail 15 is arranged near the rail 15.
- the dust removal device 53 can be constituted by a blower using a fan, can use a blower, or can use compressed air such as a compressor.
- the driving device can use the power of the motor 14 that drives the swing sorting device 1, and can also use a motor or an engine that is separately located near the swing sorting device 1. it can. Since the left and right sorting units 2 and 2 have substantially the same configuration, only one sorting unit 2 will be described.
- a fan 54 is disposed at the rear of the rail 15 (as shown in FIG. 9), and a pulley 55 is mounted on the drive shaft of the fan 54.
- a power is transmitted from a pulley 42 fixed on a drive shaft of the motor 14 via a belt.
- a blower 57 is arranged in a space between the rails 15, so that an empty space below the sorting plate 29 is removed. Effectively used.
- the blower 57 includes a fan 58 and a conduit 59.
- the blower 57 protrudes rearward from a drive shaft of the fan 58 and is driven via a belt, a pulley, or the like.
- the discharge end of the fan 58 is fixedly connected to the base end of a conduit 59.
- the other end of the conduit 59 is branched in accordance with the number of wheels 21, and the discharge port extends to the side of the rail 15.
- the conduit 59 has four outlets branched in accordance with the number of wheels.
- a configuration in which the blower 57 is arranged for each wheel may be adopted. In this way, the fan 58 of the blower 57 is driven at the same time as the driving of the swinging sorter, so that the wind is blown out from the discharge port to prevent the accumulation of dust and the like on the rail 15 and the smooth wheels 21 Rolling can be ensured.
- a compressor 60 is arranged near the motor 14 as a driving source, and the driving shaft of the compressor 60 is the driving shaft of the motor. And driven by a motor 14 via a pulley 56 fixed to the drive shaft via a velvet or the like.
- a pipe 61 is connected to a discharge port of the compressor 60.
- the pipe 61 extends to the side of the rail 15, and a nozzle 62 is arranged on the side of the wheel 21 rolling on the rail 15, and the pipe 61 is connected to the pipe 61. Communicates with 61.
- the compressor 60 is driven at the same time as the driving of the rocking sorter, and the compressed air is discharged to the vicinity of the wheels 21 to blow off and remove dust accumulated on the rail 15.
- the machine base 6 and the rails 15 are constituted by pipe-shaped frames to serve as pipes, and a discharge hole is formed in the rail 15 where the wheels 21 roll, so that the discharge part of the compressor 60 is By discharging the compressed air discharged from the compressor 60 onto the rail 15 in communication with the table 6, dust accumulated on the rolling surface can be removed, and piping can be omitted to reduce costs.
- the frames 6a 'and 6b function as accumulators, and can discharge air at a stable pressure.
- the wheel 21 is provided with a lock mechanism. That is, the rail 15 is provided at an angle. As a result, the base 20 placed on the rail 15 runs downward when it becomes free. Or, even if the left and right are balanced, they move with a little force. Then, when the crank arm 43, which will be described later, is removed in maintenance or the like and the weight of the sorting unit 2 on one of the left and right sides is reduced and the weight is reduced, the other sorting unit 2 is unintentionally heavier due to the weight of the sorting unit 2. The side moves down. Therefore, a lock mechanism is provided on the wheel 21 so that the wheel 21 can be fixed at an arbitrary position.
- the lock mechanism can be constituted by a brake device.
- the lock mechanism may be configured to be able to lock and release by inserting and removing a lock pin. That is, as shown in FIG. 12, a number of recesses (or holes) 21a are formed around or around the boss portion of the wheel 21, and a lock pin 64 can be fitted into the recess 21a.
- the lock pin 64 is slidably supported by the front frame 23 (or the rear frame). One end of the lock pin 64 can be fitted into the concave portion 21a, and the other end is pivotally supported by the tip of the operation lever 65. An intermediate portion of the lever 65 is pivotally supported by the front frame 23, and the other end protrudes outward.
- a rear lock pin 64 may be pivotally supported by the operation lever 65 to lock and release the front and rear wheels 21 simultaneously. With such a configuration, the operation lever 65 is pivotally operated so that the operation of locking and releasing the lock mechanism can be more easily performed from the side.
- sorting unit 22 As shown in FIGS. 1, 2, and 3, columns 28, 28, 28, 28 are erected on the left and right sides of the upper surfaces of the front frame 23 and the rear frame 24, that is, at the four corners of the base stand 20, and A plurality of sorting plates 29-29 ⁇ ⁇ ⁇ are fixed to the columns 28 ⁇ 28-28-28 inclining vertically downward and forward.
- the sorting plate 29 is formed as a rough surface having an uneven top surface. Then, both sides of each sorting plate 29 are bent upward to form a gutter shape. Separating walls 30 are provided in the center of the left and right of each sorting plate 29 in the front-rear direction, and the sorting units 2 are sorted in two rows. I am trying to be different.
- the separation plate 29 can be inserted and supported from the rear or the front by the separation wall 30 and the support 28, thereby improving the assembling property and the maintenance property.
- the sorting plates 29 are sorted in two rows by the separating wall 30, so-called two sections, the rigidity is increased, the weight is reduced, and the sorting amount per unit time is increased.
- An input port 12 is provided on the rear upper side of each row, and an extraction gutter 19 for extracting brown rice, paddy, mixed rice, etc. is arranged on the lower front side. I have.
- the discharge gutter 19 has three outlets for one section, such as brown rice, mixed rice, paddy or fresh or unripe rice, and one sorting unit 2 has six outlets.
- the grain input from the inlet 12 is Due to the difference in specific gravity and the difference in surface smoothness due to the left and right swinging of the sorting plate 29 and the forward and downward inclination, brown rice with a large specific gravity and a smooth surface sinks down, and rice with a small specific gravity and a rough surface rises. Come.
- the paddy having a low specific gravity rolls down and falls down.
- the sorting units 2 and 2 are arranged substantially symmetrically, and a swing drive unit 3 is arranged between the left and right sorting units 2 and 2 as a whole. They are arranged almost symmetrically. That is, the swing drive unit 3 is disposed substantially at the center in the left and right directions and substantially in the center in the vertical direction when viewed from the front.
- the left and right sorting units 2 and 2 have substantially the same configuration, reducing the number of types of parts to reduce costs and simplifying assembly.
- the drive unit is located at the center of the left, right, upper and lower sides where weight distribution is not biased because it is configured symmetrically, it is possible to connect near the center of gravity of each sorting unit 2 and drive it stably.
- Can The A motor 14 as a drive source is provided at the rear of the machine base 6. However, the motor 14 can be arranged below the sorting section 22.
- the swing drive unit 3 includes a drive shaft 16, means for transmitting power from the motor 14 to the drive shaft 16, means for connecting the drive shaft 16 to the base 20, and the like.
- the drive shaft 16 is rotatably supported via bearings 18 and 18 on support frames 17 and 17 erected on the front and rear sides of the machine base 6 as described above, and an input pulley 41 is fixedly provided at the rear end.
- an output pulley 142 is fixed on an output shaft of the motor 14 fixed on the motor mounting frame 13.
- a counter shaft 46 is supported on the right rails 15 and 15 in the front-rear direction, and a counter pulley 47 is fixed to the rear end of the counter shaft 46.
- a belt (not shown) is wound between the output pulley 42 and the counter pulley 47 of the motor 14 and between the counter pulley 47 and the input pulley 41 to transmit power while decelerating. .
- the power transmission system from the motor 14 to the swing drive unit 3 is not limited to the belt-type power transmission means, but may be a chain or a gear, and is not limited. Further, the positions of the input pulley 41 and the counter pulley 47 are not limited.
- crank arm (or connecting rod) 43 is pivotally supported on the drive shaft 16.
- a circular hole is opened at one end of the crank arm 43, a disk is rotatably fitted into this hole, and the drive shaft 16 is positioned at an eccentric position of the disk (which may be constituted by an eccentric cam). Is fixed.
- the drive shaft 16 may be bent in a crank shape to pivotally support one end of the arm at an eccentric position.
- the swing drive unit 3 moves the crank arms 43 and 43 left and right to drive the two left and right sorting units 2 and 2 at the connection between the drive shaft 16 and the crank arms 43 and 43.
- the drive shaft 16 and the left and right crank arms 43 project from the left and right crank arms 43 and 43 alternately by 180 degrees, and are arranged at predetermined intervals in the axial direction. , So that they are driven in opposite directions.
- crank arm 43 is pivotally supported via a support shaft 45 on a bracket 44 projecting from a side surface of the inner frame 25.
- the bracket 44 is formed in a “ ⁇ ” shape in a plan view, and a crank arm 43 is provided between two plates protruding from a substrate fixed to the side surface of the inner frame 25. Are inserted, and the support shaft 45 penetrates and supports them.
- the inner frame 25 on which the bracket 44 is arranged is arranged on the inner side of the base table 20 (on the side farther from the drive shaft 16) than the drive shaft side ends of the front frame 23 and the rear frame 24.
- the bracket 44 is disposed in a space surrounded by the inner frame 25, the front frame 23, and the rear frame 24, and a part of the crank arm 43 is stored in the space, and is connected on the inner side of the sorting unit 2.
- the left and right sorting units 2 can be arranged as close as possible to the swing drive unit, and the overall structure can be made compact (short width).
- a part of the crank arm 43 is protected by the base 20.
- the pivotal position of the crank arm 43 from the center of gravity of the sorting unit 2 is shorter when the end is pivoted inward than when the end is pivoted to the side end of the base 20. In the sorting unit 2, the swinging force of the crank arm 43 is reduced, and the vibration of the sorting unit 2 is reduced, thereby improving the stability.
- crank arms 43 are connected to one sorting unit 2, and the sorting unit 2 and the drive shaft 16 are connected by crank arms 43 arranged in parallel. Since the sorting units 2 and 2 are arranged on both left and right sides of the drive shaft 16, the crankshaft 16 and the sorting units 2 and 2 are connected by four crank arms 43, 43, 43 and 43. .
- the crank arm 43 is bent in the axial direction of the drive shaft 16, in other words, the crank arm 43 is formed by bending the crank arm 43 into a substantially crank shape ( ⁇ shape) in plan view.
- the brackets 44 and 44 are fixed to brackets 44 and 44 on the inner frames 25 and 25 of the left and right sorting units 2 and 2, the left and right brackets 44 and 44 are placed at opposing positions. And one end of the crank arm 43.
- the brackets 44 and 44 can be arranged at the same position on the left and right base tables 20 and 20, and as shown in Fig. 5, the base table 20 and the swing drive unit 3 connect the left and right crank arms 43 and 43. In such a state, they are arranged at point-symmetric positions in plan view.
- crank arms 43 and 43 are located on a straight line in a direction perpendicular to the drive shaft 16, eccentricity during swing drive Movement can be suppressed, and the base tables 20 can be stably reciprocated in the left-right direction, and can be driven without occurrence of lateral displacement or the like.
- the crank arms 43 are connected, they are arranged at the positions symmetrical with respect to the point in a plan view, so that the same parts can be used, the types of parts can be reduced, and the cost can be reduced. Assembly can also be easily performed.
- the rocking sorter thus configured is useful for sorting grains, particularly rice, and for sorting grains such as wheat and buckwheat and beans such as soybeans and red beans. It is also useful for sorting granules such as medicines and drugs, and granular materials used as raw materials for processing.
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Abstract
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PCT/JP2004/008103 WO2005120730A1 (ja) | 2004-06-10 | 2004-06-10 | 揺動選別装置 |
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PCT/JP2004/008103 WO2005120730A1 (ja) | 2004-06-10 | 2004-06-10 | 揺動選別装置 |
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US11/455,690 Continuation US7486863B2 (en) | 2003-12-22 | 2006-06-20 | Method for treating optical fiber and apparatus for treating optical fiber |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105689252A (zh) * | 2016-04-26 | 2016-06-22 | 广西力拓农业开发有限公司邕宁分公司 | 一种大米分级精选筛 |
CN113560177A (zh) * | 2021-09-26 | 2021-10-29 | 山东科技职业学院 | 一种多功能筛沙机 |
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JPS60151584U (ja) * | 1984-03-16 | 1985-10-08 | 株式会社 サタケ | 揺動選別装置における排出装置 |
JPH0654592U (ja) * | 1992-12-28 | 1994-07-26 | 神鋼電機株式会社 | 格子付きホッパ |
JP2000189895A (ja) * | 1998-12-28 | 2000-07-11 | Okidate Tekko Kk | 選別機 |
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2004
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS60151584U (ja) * | 1984-03-16 | 1985-10-08 | 株式会社 サタケ | 揺動選別装置における排出装置 |
JPH0654592U (ja) * | 1992-12-28 | 1994-07-26 | 神鋼電機株式会社 | 格子付きホッパ |
JP2000189895A (ja) * | 1998-12-28 | 2000-07-11 | Okidate Tekko Kk | 選別機 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105689252A (zh) * | 2016-04-26 | 2016-06-22 | 广西力拓农业开发有限公司邕宁分公司 | 一种大米分级精选筛 |
CN113560177A (zh) * | 2021-09-26 | 2021-10-29 | 山东科技职业学院 | 一种多功能筛沙机 |
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