JP2013138998A - Dry cleaning apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the dry cleaning apparatus of a plastic waste or the like which can simply and efficiently remove stuck matter from the plastic waste or the like.SOLUTION: The dry cleaning apparatus is provided with: a rotary roller 5 to the outer peripheral surface of which a resin layer is attached and which rotates in the conveyance direction of a conveyor 4; a high speed rotary roller 6 which has a smaller diameter than that of the rotary roller 5, to the outer peripheral surface of which a wire brush or sand paper is attached, and which rotates at high speed in a direction opposite to the rotation of the rotary roller 5 while being located adjacently to the rotary roller 5; a motor 7 which drives the high speed rotary roller 6; a rotary roller 8 which has the same diameter as that of the rotary roller 5, is located at the rear stage of the high speed rotary roller 6 and rotates in a direction opposite to the rotation of the rotary roller 5 while being located adjacently to the rotary roller 5; a motor 9 which drives the rotary roller 5 and the rotary roller 8; a high speed rotary roller 10 which has a smaller diameter than that of the rotary roller 8, is located at the rear stage of the rotary roller 8, to the outer peripheral surface of which the wire brush or the sand paper is attached, and which rotates at high speed in a direction opposite to the rotation of the rotary roller 8 while being located adjacently to the rotary roller 8; and a motor 11 which drives the high speed rotary roller 10.

Description

  The present invention mainly relates to a dry cleaning apparatus for plastic waste and the like that removes deposits of plastic waste by a dry method.

  For example, urethane waste and silver paper are attached to plastic waste separated from waste home appliances. In order to reuse plastic waste as plastic-derived products, it is necessary to remove the waste from plastic waste. is there.

  As a cleaning device that removes deposits from this type of plastic waste, conventionally, by putting plastic waste into a cleaning liquid such as water and stirring, or by spraying cleaning water discharged from the injection nozzle onto the plastic waste, A wet cleaning apparatus that cleans and removes deposits adhering to plastic waste has been used (see, for example, Patent Document 1).

  In the case of this conventional wet cleaning apparatus, a large amount of cleaning liquid is required, water treatment equipment such as supply of water and post-treatment of the cleaning liquid, and drying equipment for drying the plastic waste material that has been subjected to the cleaning process are required. There was a problem that the equipment cost and the operation cost became high.

  For this reason, various dry cleaning apparatuses that do not use a cleaning liquid in the cleaning process have been proposed. For example, in Patent Document 2 and Patent Document 3, a rotating shaft having a conveying screw and a stirring bar projecting downstream thereof is provided in the casing, and more preferably, plastic waste material put into the casing is added. A dry cleaning apparatus is described in which a pressurizing means for stirring in a pressurized state is provided at the outlet of the casing. According to this apparatus, the plastic waste material introduced from the waste material input port formed at one end of the casing is agitated by the stirring bar swirling in the casing by the rotation of the rotating shaft, and the waste materials are rubbed together to sew the waste material. Deposits adhered to the surface are separated and removed.

Japanese Utility Model Publication No. 5-67378 JP 2002-316101 A JP 2002-316104 A

  However, there is a limit in separating and removing the deposits firmly attached to the surface only by rubbing the waste materials by rotating the stirring bar.

  Therefore, the problem to be solved by the present invention is to provide a dry cleaning device for plastic waste materials and the like that easily and efficiently removes deposits from plastic waste materials and the like.

  The present invention has been made to solve the above-mentioned problems, and the dry cleaning apparatus according to claim 1 is characterized in that a predetermined amount of a cleaning object charged from the charging port and a charging port charged from the charging port are provided. A supply means for sequentially supplying each one; a transport means for sequentially transporting the object to be cleaned supplied by the supply means; a first rotating roller having a resin layer attached to an outer peripheral surface and rotating in the transport direction of the transport means; A first high-speed rotating roller having a diameter smaller than that of the first rotating roller and having a wire brush or sandpaper attached to an outer peripheral surface thereof and rotating at a high speed in the opposite direction adjacent to the first rotating roller; A first high-speed rotary roller driving means for driving the high-speed rotary roller, and the same diameter as the first rotary roller, positioned downstream of the first high-speed rotary roller, opposite to the first rotary roller and opposite A second rotating roller that rotates to the right, a rotating roller driving means that drives the first rotating roller and the second rotating roller, and a diameter smaller than that of the second rotating roller, and is positioned downstream of the second rotating roller. And a second high-speed rotating roller for driving the second high-speed rotating roller, and a wire brush or sandpaper attached to the outer peripheral surface and rotating at a high speed in the opposite direction adjacent to the second rotating roller. It is characterized by comprising driving means and collecting means for collecting the object to be cleaned that has passed through the second high-speed rotating roller.

  According to the dry cleaning apparatus of the first aspect, since the first rotating roller and the first high-speed rotating roller are adjacent and rotate in opposite directions, the flat plastic waste material conveyed by the conveying means is rotated in the first rotation. When sandwiched between the roller and the first high-speed rotating roller, the first high-speed rotating roller with the wire brush or sandpaper attached to the outer peripheral surface is rotated at a high speed, so that the flat plastic waste One surface is rubbed and cleaned.

  At this time, since the resin layer is attached to the outer peripheral surface of the first rotating roller, the adhesiveness due to the resin layer becomes an appropriate resistance against the plastic waste material, without following the high-speed rotation of the first high-speed rotating roller, Deposits such as dust on the surface of plastic waste are removed.

  Since the second rotating roller having the same diameter as the first rotating roller is disposed adjacent to the first rotating roller, the flat plastic waste material fed to the subsequent stage from the first high-speed rotating roller is rotated first. When passing through the contact surface between the roller and the second rotating roller, one surface of the flat plastic waste material that has been subjected to the rubbing and cleaning comes into contact with the second rotating roller.

  That is, the other surface of the flat plastic waste material is a contact surface with the second high-speed rotating roller in the subsequent stage. Since the second rotating roller and the second high-speed rotating roller are adjacent and rotate in opposite directions, the flat plastic waste material that has passed through the contact surface between the first rotating roller and the second rotating roller is separated from the second rotating roller and the second rotating roller. 2 When sandwiched between high-speed rotating rollers, the second high-speed rotating roller, which is fed into the interior and has a wire brush or sandpaper attached to the outer peripheral surface, rotates at high speed, so the other surface of the flat plastic waste material Also rubbed and cleaned.

  At this time, since the resin layer is attached to the outer peripheral surface of the second rotating roller, the adhesiveness due to the resin layer becomes an appropriate resistance to the plastic waste material, without following the high-speed rotation of the second high-speed rotating roller, Deposits such as dust on the back of plastic waste are also removed.

  Therefore, according to the dry cleaning apparatus of the first aspect, it is possible to easily and efficiently remove the deposit from the plastic waste material.

  According to a second aspect of the present invention, in the dry cleaning apparatus according to the second aspect, the rotating roller driving unit drives the second rotating roller and interlocks the first rotating roller with the second rotating roller. It is said.

  According to the dry cleaning apparatus of the second aspect, in addition to the effect of the first aspect, it is only necessary to provide one rotation roller driving means by interlocking the first rotation roller with the second rotation roller. Can be suppressed.

  A dry cleaning apparatus according to a third aspect of the present invention is the dry cleaning apparatus according to the first or second aspect, wherein a plurality of the first high-speed rotation rollers and / or the second high-speed rotation rollers are provided in series.

  According to the dry cleaning apparatus of the third aspect, in addition to the effect of the first or second aspect, the first high-speed rotation roller and / or the second high-speed rotation roller are provided in series, so that they adhere to the plastic waste material. It is possible to more efficiently remove foreign matter such as dust.

  According to a fourth aspect of the present invention, there is provided the dry cleaning apparatus according to any one of the first to third aspects, wherein the wire brush or the sandpaper of the first high-speed rotating roller adjusts the pressure with which the first rotating roller is pressed. One pressure adjusting means is provided.

  According to the dry cleaning apparatus of the fourth aspect, in addition to the effect of any one of the first to third aspects, the pressure at which the wire brush or sandpaper of the first high-speed rotating roller presses the first rotating roller. Since the first pressure adjusting means for adjusting the pressure is provided, it is possible to cope by appropriately adjusting the pressure of the first pressure adjusting means to the surface of the plastic waste material having various materials, thicknesses, etc., and flexibility as an apparatus And flexibility.

  According to a fifth aspect of the present invention, there is provided the dry cleaning apparatus according to any one of the first to fourth aspects, wherein the wire brush or the sandpaper of the second high speed rotating roller adjusts the pressure with which the second rotating roller is pressed. Two pressure adjusting means are provided.

  According to the dry cleaning apparatus of the fifth aspect, in addition to the effect of any one of the first to fourth aspects, the pressure at which the wire brush or the sandpaper of the second high speed rotating roller presses the second rotating roller. Since the second pressure adjusting means for adjusting the pressure is provided, the pressure of the second pressure adjusting means can be appropriately adjusted with respect to the back surface of the plastic waste material having various materials, thicknesses, etc., and flexibility as an apparatus And flexibility.

  According to the present invention, it is simple and efficient to remove deposits from plastic scraps, etc., which are difficult to separate and remove deposits firmly attached to the surface by simply rubbing them together as in the past. It is possible to provide a dry cleaning device for waste plastics and the like.

It is a front view of a dry-type cleaning apparatus. It is a top view of a dry-type cleaning apparatus. It is a side view of a dry-type cleaning apparatus.

  Hereinafter, specific embodiments to which the present invention is applied will be described in detail with reference to the drawings.

1. Configuration of Dry Cleaning Apparatus 1 The present invention is applied to a dry cleaning apparatus 1 configured as shown in FIGS. 1 to 3, for example. Here, FIG. 1 is a front view of the cleaning apparatus 1, FIG. 2 is a plan view of the cleaning apparatus 1, and FIG. 3 is a side view of the cleaning apparatus 1.

  The cleaning apparatus 1 includes an input hopper 2 (corresponding to the input port) for introducing the plastic waste material P, and a quantitative feeder 3 (corresponding to the supply means) for sequentially supplying the plastic waste material P input from the input hopper 2 by a predetermined amount. The main part is a conveyor 4 (corresponding to the conveying means) that sequentially conveys the plastic waste P supplied by the quantitative feeder 3.

  Further, the cleaning device 1 has a resin layer attached to the outer peripheral surface, a rotating roller 5 (corresponding to the first rotating roller) that rotates in the conveying direction of the conveyor 4, and a smaller diameter than the rotating roller 5. A wire brush or sandpaper is attached to the motor, and a high-speed rotating roller 6 (corresponding to the first high-speed rotating roller) that rotates at a high speed in the opposite direction adjacent to the rotating roller 5 and a motor 7 that drives the high-speed rotating roller 6 (first Corresponding to a high-speed rotating roller driving means) and a rotating roller 8 (second rotating roller) that has the same diameter as the rotating roller 5 and is positioned downstream of the high-speed rotating roller 6 and rotates in the opposite direction adjacent to the rotating roller 5. And a motor 9 (corresponding to the rotating roller driving means) for driving the rotating roller 5 and the rotating roller 8 as main parts.

  Further, the cleaning device 1 is smaller in diameter than the rotating roller 8, is located at the rear stage of the rotating roller 8, has a wire brush or sandpaper attached to the outer peripheral surface, and is adjacent to the rotating roller 8 in the opposite direction. A rotating high-speed rotating roller 10 (corresponding to the second high-speed rotating roller), a motor 11 driving the high-speed rotating roller 10 (corresponding to the second high-speed rotating roller driving means), and the plastic waste P that has passed through the high-speed rotating roller 10 A collecting BOX 12 (corresponding to the collecting means) for collecting is provided as a main part.

  The plastic waste material P is a flat plate, for example, PP (polypropylene), ABS resin (acrylonitrile, butadiene, styrene copolymer synthetic resin), and PS (polystyrene resin), and has a particularly disk shape. As the deposit of the plastic waste material P, for example, urethane, silver paper, or rubber deposit is assumed.

  The charging hopper 2 has a space in which the plastic waste material P input from an opening provided in the upper portion can be stored, and the stored plastic waste material P is supplied to the quantitative feeder 3 from the lower portion of the space.

  The fixed quantity feeder 3 is provided in the lower part of the charging hopper 2, and sequentially supplies the plastic waste P to the conveyor 4 by a predetermined amount.

  The conveyor 4 conveys the plastic waste material P in a direction away from the quantitative feeder 3. The conveyor 4 has the same width as the rotary roller 5 and the like, and is configured to convey the plastic waste P supplied from the quantitative feeder 3 to the subsequent stage as it is.

  The rotating roller 5 is horizontally supported by a bearing member (not shown) fixed to the main body of the cleaning device 1 so as to be rotatable, and from the rotating roller 8 to a pulley (not shown) and a timing belt (not shown). In this manner, the rotating roller 8 rotates in the direction opposite to the rotating direction of the rotating roller 8 in conjunction with the rotating roller 8.

  The rotating roller 8 is rotatably supported by a bearing member (not shown) fixed to the main body of the cleaning device 1 in a horizontal manner, and as described above, a pulley (not shown) and a timing belt (not shown). ) And the motor 9 are also connected via the pulleys 13 and 14 and the timing belt 30. Therefore, when the motor 9 is driven, the rotating roller 5 and the rotating roller 8 are interlocked.

  A resin layer is attached to each of the outer peripheral surfaces of the rotating roller 5 and the rotating roller 8, and the adhesiveness of the resin layer is an appropriate resistance against the plastic waste material P. Therefore, the plastic waste material P becomes the high-speed rotating roller 6. And the high-speed rotation of the high-speed rotation roller 10 does not follow.

  The high-speed rotation roller 6 includes three high-speed rotation rollers 6 a, 6 b, and 6 c, and is connected to the motor 7 via pulleys 15 a, 15 c, 16 and a timing belt 17. The high-speed rotating roller 6b is connected to the pulleys 15a, 15b, and 15c by the timing belt 17 via the two pulleys 18a and 18b. , 6b, 6c are configured to rotate in conjunction with each other. Wire brushes or sandpapers are attached to the outer peripheral surfaces of the three high-speed rotating rollers 6a, 6b, 6c, and the high-speed rotating rollers 6a, 6b, 6c rotate at a high speed, so that the flat plastic waste P The surface of the surface is rubbed and cleaned.

  The high-speed rotating roller 6 and the motor 7 are fixed on a high-speed rotating roller base 23, and the high-speed rotating roller base 23 is made of plastic waste P so that it can be moved closer to or away from the rotating roller 5. It is provided to be movable in the flow direction.

  The high-speed rotation roller 10 includes three high-speed rotation rollers 10 a, 10 b, and 10 c, and is connected to the motor 11 through pulleys 19 a, 19 c, and 21 and a timing belt 22. The high-speed rotating roller 10b is connected to the pulleys 19a, 19b, and 19c by the timing belt 22 via the two pulleys 20a and 20b. When the motor 11 is thereby driven, the three high-speed rotating rollers 10a are connected. , 10b, and 10c are configured to rotate in conjunction with each other. Wire brushes or sandpapers are attached to the outer peripheral surfaces of the three high-speed rotating rollers 10a, 10b, and 10c, and the high-speed rotating rollers 10a, 10b, and 10c rotate at a high speed, so that the flat plastic waste P The back surface of this is rubbed and cleaned.

  The high-speed rotating roller 10 and the motor 11 are fixed on a high-speed rotating roller base 24, and the high-speed rotating roller base 24 is made of plastic waste P so that it can be moved closer to or away from the rotating roller 8. It is provided to be movable in the flow direction.

  The collection BOX 12 is a collection box for the plastic waste material P that has been dry-cleaned, and is placed at a place where the plastic waste material P that has passed through the high-speed rotating roller 10 falls due to gravity.

2. Operation of Dry Cleaning Device 1 Here, the operation of the cleaning device 1 will be described. First, when the user inputs the plastic waste material P into the input hopper 2, the fixed quantity feeder 3 sequentially supplies the conveyor 4 with a predetermined amount sequentially from the plastic waste material P at the bottom of the input hopper 2.

  The conveyor 4 conveys the plastic waste P to the boundary between the rotating roller 5 and the high-speed rotating roller 6 in a direction away from the fixed amount feeder 3. When the plastic waste P is sandwiched between the rotating roller 5 and the high-speed rotating roller 6, the plastic waste P is fed into the interior and the high-speed rotating roller 6 rotates at a high speed, so that the wire brush attached to the outer peripheral surface of the high-speed rotating roller 6 or One surface of the flat plastic waste material is rubbed and cleaned by the sandpaper.

  At this time, since the resin layer is attached to the outer peripheral surface of the rotating roller 5, the adhesiveness by the resin layer becomes an appropriate resistance against the plastic waste material, and the plastic waste material does not follow the high speed rotation of the high speed rotating roller 6. Deposits such as dust on the surface are removed.

  Since the rotating roller 8 having the same diameter as the rotating roller 5 is disposed adjacent to the rotating roller 5, the flat plastic waste material P fed from the high-speed rotating roller 6 to the subsequent stage becomes the rotating roller 5 and the rotating roller. After passing through the contact surface with 8, the back surface of the flat plastic waste material P that has been rubbed and cleaned comes into contact with the rotating roller 8.

  That is, the other surface of the flat plastic waste P is a contact surface with the subsequent high-speed rotating roller 10. Since the rotating roller 8 and the high-speed rotating roller 10 are adjacent and rotate in opposite directions, the flat plastic waste P that has passed through the contact surface between the rotating roller 5 and the rotating roller 8 is rotated between the rotating roller 8 and the high-speed rotating roller 10. Since the second high-speed rotating roller with the wire brush or sandpaper attached to the outer peripheral surface rotates at high speed, the other surface of the flat plastic waste P is also rubbed and cleaned. Is done.

  At this time, since the resin layer is attached to the outer peripheral surface of the rotating roller 8, the adhesiveness due to the resin layer becomes an appropriate resistance against the plastic waste material P, and the plastic does not follow the high speed rotation of the high speed rotating roller 10. Deposits such as dust on the back surface of the waste material P are also removed.

  The plastic waste P that has passed through the high-speed rotating roller 10 falls due to gravity and is collected in the collection BOX 12.

  As described above, according to the dry cleaning apparatus 1 of the present invention, it is possible to easily and efficiently remove deposits from the plastic waste material P.

  It should be noted that the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

DESCRIPTION OF SYMBOLS 1 Dry type cleaning apparatus 2 Feeding hopper 3 Fixed feeder 4 Conveyor 5 Rotating roller 6 High speed rotating roller 6a, 6b, 6c High speed rotating roller 7 Motor 8 Rotating roller 9 Motor 10 High speed rotating roller 10a, 10b, 10c High speed rotating roller 11 Motor 13, 14 Pulley 15a, 15b, 15c Pulley 16 Pulley 17 Timing belt 18a, 18b Pulley 19a, 19b, 19c Pulley 20a, 20b Pulley 21 Pulley 22 Timing belt 23 High-speed rotating roller base 24 High-speed rotating roller base 30 Timing belt P Plastic waste

Claims (5)

An inlet for feeding an object to be cleaned;
Supply means for sequentially supplying a predetermined amount of the objects to be cleaned, which are input from the input port;
Conveying means for sequentially conveying the objects to be cleaned supplied by the supplying means;
A first rotating roller having a resin layer attached to the outer peripheral surface and rotating in the conveying direction of the conveying means;
A first high-speed rotating roller that is smaller in diameter than the first rotating roller, has a wire brush or sandpaper attached to an outer peripheral surface, and rotates at high speed in the opposite direction adjacent to the first rotating roller;
First high-speed rotary roller driving means for driving the first high-speed rotary roller;
A second rotating roller having the same diameter as the first rotating roller, positioned downstream of the first high-speed rotating roller, and rotating in the opposite direction adjacent to the first rotating roller;
Rotating roller driving means for driving the first rotating roller and the second rotating roller;
It is smaller in diameter than the second rotating roller, is located at the rear stage of the second rotating roller, has a wire brush or sandpaper attached to the outer peripheral surface, and rotates at high speed in the opposite direction adjacent to the second rotating roller. A second high-speed rotating roller;
Second high-speed rotary roller driving means for driving the second high-speed rotary roller;
A dry cleaning apparatus comprising: a collection means for collecting the object to be cleaned that has passed through the second high-speed rotating roller.   2. The dry cleaning apparatus according to claim 1, wherein the rotating roller driving unit drives the second rotating roller and interlocks the first rotating roller with the second rotating roller. 3.   3. The dry cleaning apparatus according to claim 1, wherein a plurality of the first high-speed rotation rollers and / or the second high-speed rotation rollers are provided in series.   4. The dry cleaning apparatus according to claim 1, further comprising a first pressure adjusting unit configured to adjust a pressure with which the first high-speed rotating roller presses the first rotating roller. 5.   5. The dry cleaning apparatus according to claim 1, further comprising a second pressure adjusting unit that adjusts a pressure with which the second high-speed rotating roller presses the second rotating roller. 6.

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