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WO2017169919A1 - Dispositif de tri pour isolation et procédé de tri pour isolation - Google Patents

Dispositif de tri pour isolation et procédé de tri pour isolation Download PDF

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Publication number
WO2017169919A1
WO2017169919A1 PCT/JP2017/010979 JP2017010979W WO2017169919A1 WO 2017169919 A1 WO2017169919 A1 WO 2017169919A1 JP 2017010979 W JP2017010979 W JP 2017010979W WO 2017169919 A1 WO2017169919 A1 WO 2017169919A1
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WO
WIPO (PCT)
Prior art keywords
heat insulating
insulating material
rotating body
needle
sorting apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/010979
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English (en)
Japanese (ja)
Inventor
朋洋 筒井
文春 薮中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2018509059A priority Critical patent/JP6640990B2/ja
Publication of WO2017169919A1 publication Critical patent/WO2017169919A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • 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
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/14—Details or accessories
    • B07B13/16—Feed or discharge arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties

Definitions

  • the present invention relates to a heat insulating material sorting apparatus and a heat insulating material sorting method for sorting heat insulating materials used in a refrigerator for each material.
  • Refrigerated urethane material is mainly used as a heat insulating material for refrigerators. This foamed urethane material is crushed and granulated and recycled to fuel and the like.
  • parts such as the compressor are first removed from the refrigerator that has been carried into the treatment facility, and the remaining housing is crushed by a crusher, and the size is several centimeters or more. Small pieces to about a dozen centimeters. Small pieces such as metal, plastic, and urethane foam are discharged from the crusher, and light-weight items such as urethane foam are separated therefrom by wind power sorting.
  • Heavy materials are further separated for each material such as iron, non-ferrous metal, and various plastics by various sorting devices such as magnetic sorting.
  • the foamed urethane material is separated as a lightweight material by wind sorting, then finely crushed, and after removing the foaming agent such as cyclopentane, it is granulated and becomes urethane fuel.
  • VIP Vacuum Insulation Panel
  • GW cotton-like glass wool
  • the VIP since the height, width, and depth of the external shape differ depending on the model, and the use position of the VIP is different, it is necessary to clarify the place where the VIP exists in advance and to perform processing according to the model. There is no problem if the VIP is located at the manufacturing stage of the refrigerator, for example, by placing a mark on the outer plate, but many refrigerators already on the market do not have such a mark. In addition, even if the location of the VIP is clarified, if you try to make a judgment of the dismantling operator, such as changing the steel plate cutting position according to the VIP position, or using the device to determine the cutting position, the cutting location of the sensor etc. It is necessary to add a mechanism such as a recognition mechanism and a stage or robot that freely changes the position of the cutting tool.
  • a mechanism such as a recognition mechanism and a stage or robot that freely changes the position of the cutting tool.
  • the present invention has been made to solve the above-mentioned problems, and in order to remove the fibrous core material such as glass wool constituting the vacuum heat insulating material, after crushing the casing of the refrigerator, for each material. It is an object of the present invention to provide a heat insulating material sorting apparatus and a heat insulating material sorting method for sorting heat insulating materials.
  • the heat insulating material sorting apparatus is arranged on the transport surface of the transport machine, which transports the mixed heat insulating material mixed with a plurality of types of heat insulating materials placed on the transport surface and transported.
  • a rotating body whose outer surface opposite the conveying surface rotates, a needle protruding from the outer surface of the rotating body and piercing the mixed heat insulating material, and among the mixed heat insulating materials, a first heat insulating material that is easily removed from the needle And a second recovery part for recovering the second heat-insulating material that is difficult to be removed from the needle.
  • the heat insulating material sorting apparatus includes a conveying machine for placing and conveying a mixed heat insulating material mixed with a plurality of types of heat insulating materials on the conveying surface, and on the conveying surface of the conveying machine.
  • a rotating body whose outer surface opposite to the conveying surface is rotated, protrudes from the outer surface of the rotating body and pierces the mixed heat insulating material, a needle having a key claw at the tip, among the mixed heat insulating material, The first recovery part for recovering the first heat insulating material caught on the key claw of the needle, and the second recovery part for recovering the second heat insulating material not caught on the key claw of the needle. It is what.
  • the method for selecting a heat insulating material according to the present invention includes a step of inserting a needle into the first and second heat insulating materials that have been fragmented, the first heat insulating material that is easily removed from the needle that is inserted into the needle, and the needle.
  • the first heat insulating material is removed from the needle by applying a force such that the first heat insulating material is removed from the needle and the second heat insulating material is not removed from the second heat insulating material, which is difficult to come off. It includes a second sorting step of removing the second heat insulating material from the needle through the first sorting step to be removed and the first sorting step.
  • the method for selecting a heat insulating material according to the present invention includes a step of inserting a needle having a key claw into the fragmented first and second heat insulating materials that are placed and transported on a transport machine, Among the two heat insulating materials, the first heat insulating material caught on the key claw is removed from the key claw and collected, and the second heat insulating material not caught on the key claw is collected. A second sorting step is included.
  • the first and second heat insulating materials are insulated by the difference in the ease of removal of the pierced needle or the difference in whether or not the hook is caught on the key claw of the pierced needle. It becomes possible to sort materials by material.
  • the heat insulating material is separated for each material depending on the difference in ease of removal when the heat insulating material is stabbed into a needle, or whether the heat insulating material is caught on the hook of the needle. It becomes possible to sort into.
  • Embodiment 5 of this invention It is a block diagram which shows the screening device of the heat insulating material by Embodiment 5 of this invention. It is a block diagram which shows the screening device of the heat insulating material by Embodiment 6 of this invention. It is a block diagram which shows the screening device of the heat insulating material by Embodiment 7 of this invention. It is a block diagram which shows the sorting apparatus for enforcing the screening method of the heat insulating material by Embodiment 8 of this invention. In Embodiment 8 of this invention, it is a block diagram which shows the state which stabbed the needle
  • FIG. 13 It is a block diagram which shows the ventilation structure which consists of a rotary body and the air blower of the heat insulating material selection apparatus by Embodiment 13 of this invention. It is a block diagram which shows the screening device of the heat insulating material by Embodiment 14 of this invention.
  • FIG. 1 is a flowchart showing a heat insulating material recycling step including a heat insulating material selecting step according to Embodiment 1 of the present invention.
  • FIG. 2 is a diagram showing a heat insulating material sorting device used in the core material separating step shown in FIG. 1.
  • FIG. 3 is a cross-sectional view of a principal part of a heat insulating material sorting apparatus for explaining the principle of heat insulating material sorting in the order of steps.
  • the refrigerator is carried into the processing facility (St01), and then components such as a compressor are removed by manual disassembly (St02).
  • the refrigerator case is put into a crusher with VIP containing glass wool mounted thereon and crushed, and is cut into pieces of about several centimeters to tens of centimeters (St03).
  • the refrigerator casing discharged from the crusher is a small piece made of a material such as metal, plastic, or urethane foam.
  • the small pieces of the refrigerator casing are sorted into light and heavy items by wind sorting, and light items such as a foamed urethane material and a core material of heat insulating material are separated (St04).
  • Heavy objects are further sorted by various sorting devices such as magnetic sorting, and sorted for each material such as iron, non-ferrous metal, and various plastics (St05).
  • separated as a lightweight thing is sent to the sorting apparatus of the heat insulating material which implements the core material separation process of St10, and a core material is isolate
  • the core material is a substance mainly composed of glass wool.
  • the urethane processing facility is added.
  • the amount of glass wool mixed can be suppressed.
  • this St10 core material separation process it is not necessary to remove 100% of glass wool. If 80% to 90% of glass wool can be removed, the risk of shutting down the urethane treatment equipment even if part of the glass wool remains. Can be suppressed.
  • FIG. 2 is a block diagram showing the heat insulating material sorting apparatus 100 of the present invention used in the heat insulating material core separating step shown in St10 in the heat insulating material recycling process of FIG. This shows a type in which (heat insulating material in the sorting process) flows. In some cases, the workpiece may be inclined and flowed.
  • the heat insulating material sorting apparatus 100 is an unsorted heat insulation material in an unsorted state in which the urethane foam material 8 and glass wool 9 (corresponding to a core material) selected as a lightweight material by the wind sorting of St04 are mixed. It is a device that sorts according to the material (type).
  • a heat insulating material sorting apparatus 100 includes a mixed heat insulating material (a foamed urethane material 8 (corresponding to a second heat insulating material)) and a glass wool 9 (a first heat insulating material) formed by mixing a plurality of types of heat insulating materials.
  • Insulating material charging unit 1 for charging the workpiece, a transporter 2 (conveyor) for placing and transporting the work on the transport surface 2a, and a transport surface 2a of the transport device 2
  • a rotating body 3 (roller, for example, a cylindrical shape) that is disposed on the outer surface and rotates in accordance with the transport speed and the transport direction of the transporter 2, and an outer surface (for example, a cylindrical outer peripheral surface) of the rotating body 3.
  • the linear and tapered needle 3a pierced by the workpiece on the conveying surface 2a and the rotation angle of the rotating body 3 are moved backward in the rotation direction of the rotating body 3.
  • the glass wool collection part 6 (corresponding to the first collection part) for selecting and collecting the wool 9 and the rotation angle of the rotating body 3 stuck in the needle 3a in the second range other than the first range.
  • a urethane recovery part 7 (corresponding to a second recovery part) for recovering the foamed urethane material 8, which is a workpiece as it is, is provided.
  • a blower 4 having a blower function for removing small pieces from the needle 3a and selecting them is provided, and in a region where the rotation angle of the rotating body 3 is in the second range, foaming is a work that remains stuck in the needle 3a.
  • a workpiece removing device 5 having a blowing function for extracting and sorting small pieces of the urethane material 8 from the needle 3a is provided.
  • the blower 4 and the workpiece removing device 5 are airflow generating devices disposed inside the rotating body 3 that blow air in a direction in which the workpiece is detached from the needle 3a.
  • a plurality of holes (opening 30c to be described later) are formed in the side surface of the rotating body 3 to allow airflow to pass therethrough.
  • the rotating body 3 and the needle 3a are made of metal, for example.
  • the foamed urethane material 8 which is a foamed resin having an integral structure is stabbed into the needle 3a, a force is applied to push and shrink the hole made by the needle 3a, and the foamed urethane material 8 is pressed against the needle 3a.
  • the urethane material 8 is in a state where it is difficult to be removed from the needle 3a.
  • the cotton-like glass wool 9 is an aggregate of a large number of fibrous substances, and when pierced by the needle 3a, the fibers of the glass wool 9 move so as to avoid the needle 3a, but the force pushing the needle 3a is weak. It becomes a state where it is easier to come out of the needle 3a than the urethane foam material 8.
  • a characteristic difference (hardness to come out from the needle 3a) that depends on the material of the heat insulating material, whether or not it is easy to come out from the needle 3a when piercing the needle 3a is used.
  • the work is sorted into foamed urethane material 8 and glass wool 9.
  • the work removing device 5 that sifts out the foamed urethane material 8 that is difficult to escape from the needle 3a is more selected than the needle 3a.
  • the force for pulling out the work stuck in the wire force for blowing off the work by the air flow generated in the direction from the root of the needle 3a toward the tip
  • the glass wool collection unit 6 is disposed at a position corresponding to the downstream side of the transporter 2, and the workpiece that has fallen off from the end of the transporter 2 and the needle 3 a is recovered. ing. The glass wool 9 contained in the box constituting the glass wool collection unit 6 is discarded, for example.
  • the needle 3a when the work is stabbed into the needle 3a whose tip is downward in the lower part of the rotator 3, the needle 3a stabbed with the work moves from the lowermost part of the rotator 3 to the rear in the rotation direction.
  • a rotation angle of 90 degrees until the tip of 3a faces in the horizontal direction corresponds to the first range.
  • the needle 3a In this first range, the needle 3a is facing downward, and the air flow sent from the blower 4 (the glass wool 9 is detached from the needle 3a and the foamed urethane material 8 is a strong air current that does not come off the needle 3a) causes Therefore, it becomes easy to selectively screen out the glass wool 9, which has the property of being easily removed from the needle 3a.
  • the urethane recovery unit 7 is disposed in a region where the rotation angle of the rotating body 3 is in a second range different from the first range, and the rotation is performed in the first range.
  • the workpiece (foamed urethane material 8) that is not dropped and remains on the needle 3a until the end is collected.
  • the urethane foam 8 is removed from the needle 3a and collected in the box constituting the urethane recovery section 7, and the recovered urethane foam 8 is transported to the next urethane fine crushing process and granulated. It becomes urethane fuel through the process.
  • the rotation angle from 90 degrees after passing through the first range to the bottom again is equivalent to the second range for the work stuck in the needle 3a in the lower part of the rotating body 3.
  • the second range is, for example, a half rotation or more from the lowermost part of the rotating body 3 and the needle 3a faces downward from the horizontal
  • the urethane collection unit 7 and the glass wool collection unit 6 are installed.
  • the locations can be arranged with the rotating body 3 interposed therebetween, and the workpiece can be dropped from the needle 3a with a smaller airflow than when the tip of the needle 3a is upward from the horizontal.
  • the shaft of the rotating body 3 is illustrated as being arranged in a direction parallel to the transport surface 2a and orthogonal to the transport direction. However, if the shaft intersects the work transport direction, the needle 3a is moved. It can be pushed and pierced toward the transport surface 2a, and the transport direction and the direction of the collection unit can be distributed and arranged. Moreover, when the axis
  • FIG. 3 corresponds to a cross-sectional view of the main part illustrating the selection stage of the rotator 3 shown in FIG. 2 at the rotation angles indicated by symbols a, b, c, d, and e.
  • FIG. 2 an example in which an airflow generator is used to drop a workpiece from the needle 3a has been shown.
  • an airflow generator is used to drop a workpiece from the needle 3a.
  • one of methods for applying an external load is used.
  • there is also a method of applying vibration and FIG.
  • the fragmented mixture (workpiece) of the urethane foam material 8 and glass wool 9 is charged into the heat insulating material charging unit 1 and conveyed to the vicinity of the rotating body 3 by the conveyor 2.
  • the foamed urethane material 8 and the glass wool 9 placed on the transport surface 2 a of the transporter 2 approach the lower part of the rotating body 3 at the position of the needle 3 a indicated by the symbol a in FIG.
  • the tip of the needle 3a located in the section is in a state of facing down.
  • the needle 3a approaches and pierces the workpiece, At the position of the needle 3a indicated by the symbol b in FIG. 2, the needle 3a is positioned at the lowermost part of the rotating body 3, the tip of the needle 3a is closest to the transport surface 2a, and the needle 3a is stuck in the work on the transport surface 2a. It becomes a state.
  • the urethane foam material 8 has an integral structure even if there are many voids, the periphery where the needle 3a is stabbed is deformed and strain is generated, so that the needle 3a is tightened. Power works.
  • the glass wool which is the core material of the foam material, is merely a collection of fibrous materials, and when the needle 3a is stabbed, the fibers around the needle 3a move.
  • the force for tightening the needle 3 a is smaller than that of the urethane foam material 8. That is, at this stage, the glass wool 9 is held by the needle 3a in a state where it is easy to come off, and the urethane foam material 8 is held in a state where it is difficult to come off.
  • the vibration applied to the work corresponds to a force that pulls out the work from the needle 3a
  • the magnitude of the force is a foamed urethane material in which the glass wool 9 that is easy to come off from the needle is detached from the needle 3a and is hard to come off from the needle. 8 is adjusted to a size that does not come off the needle 3a.
  • the drive device that vibrates the rotating body 3 is provided in a portion not shown. Further, as described above, the force for pulling out the workpiece from the needle 3a includes the force due to the weight of the workpiece.
  • the foamed urethane material 8 remains on the needle 3a, but the fibrous glass wool 9 first falls from the needle 3a and is returned to the downstream side of the conveying surface 2a or directly put into the glass wool collecting unit 6. .
  • the same sorting as in the case of applying vibration can be performed by blowing air on the workpiece.
  • the urethane foam material 8 is difficult to be removed from the needle even when an external load is applied, so it remains on the needle as it is, passes over the rotating body 3, and is on the opposite side (right side of the drawing).
  • the heat insulating material is obtained by performing sorting (same as the second sorting step and the urethane sorting step) in which the foamed urethane material 8 remaining on the needle 3a is finally dropped from the needle 3a. Sorting is completed.
  • the foamed urethane material 8 that has entered the box of the urethane recovery unit 7 is carried to the next urethane fine crushing step by, for example, a conveyor or air transport.
  • the selection of the urethane foam material 8 performed by applying vibration needs to give a larger vibration than the selection of the glass wool 9, and the rotation. It is necessary to adjust so that there is no influence on the first range in which the rotation angle of the body 3 is 90 degrees backward from the lowest part.
  • FIG. 2 employs a structure in which a plurality of needles 3a are provided on the outer surface of the rotating body 3, thereby causing the sorting step shown in FIG. 3 to occur continuously. It is what. A large number of needles 3 a are arranged on the outer surface of the rotating body 3, and these needles 3 a can be arranged so that the distance between the needles becomes equal, for example. In addition, the pitch of the needles 3a (corresponding to the density of the needles 3a implanted in the rotating body 3) is changed according to the heat-insulating material selection processing status, in addition to being uniform over the entire outer surface of the rotating body 3. Can do.
  • a relatively large size work is caused to flow in the center of the conveyance surface 2a, and a relatively small size is formed at the end of the conveyance surface 2a. If there is a tendency for the workpiece to flow, the pitch of the needle 3a provided on the rotating body 3 is adjusted in advance so that it is large at the center and small at the end. 3a can be stabbed and sorted to improve the sorting efficiency of the heat insulating material.
  • a glass wool sorting step (corresponding to the first sorting step) in which the heat insulating material is removed from the needle 3a by a force (blowing, vibration, self-weight) that removes the heat insulating material from the needle 3a, and this glass wool sorting step.
  • urethane sorting step (corresponding to the second sorting step) in which the heat insulating material stuck in the needle 3a is removed from the needle 3a, and the needle 3a is pulled out when the needle 3a is stuck in the workpiece.
  • the workpiece can be easily sorted into the urethane foam material 8 and the glass wool 9.
  • the parameters such as the air flow by the blower 4 and the work removal device 5 and the thickness and length of the needle 3a are optimized. It goes without saying that setting is desirable.
  • the urethane foam material 8 and the glass wool 9 which is the core material of the vacuum heat insulating material after the refrigerator casing is crushed. Therefore, unlike the conventional case, it is not necessary to remove the VIP individually from the refrigerator one by one, and therefore, it is not necessary to perform a complicated operation of removing the iron plate in accordance with the refrigerator type and the position where the VIP is built.
  • FIG. FIG. 4 shows a heat insulating material sorting apparatus 100 according to Embodiment 2 of the present invention, and a heat insulating material sorting method will be described.
  • the workpiece removing device 5 in order to pull out the workpiece made of the foamed urethane material 8 that is difficult to be removed from the needle 3a from the needle 3a, the workpiece removing device 5 is provided, Alternatively, the removal using vibration) has been described.
  • a scraping plate 10 corresponding to a guide plate
  • guides the workpiece from the root of the needle 3a to the tip is used. explain.
  • the scraping plate 10 of FIG. 4 is disposed outside the region where the rotation angle of the rotating body 3 is in the second range, contacts the workpiece pierced by the needle 3a, and moves the workpiece from the root of the needle 3a toward the distal end.
  • a hole is provided in the passage portion of the needle 3a.
  • the urethane foam material 8 remaining in the state of being stuck in the needle 3a after the glass wool sorting process moves with the rotation of the rotating body 3 and comes into contact with the scraping plate 10.
  • the scraping plate 10 guides the foamed urethane material 8 remaining on the needle 3a from the root of the needle 3a to the tip in a direction in which the workpiece is removed from the needle 3a.
  • the foamed urethane material 8 that has come out of the needle 3a rolls on the upper surface of the scraping plate 10 and enters the box of the urethane recovery unit 7 to complete the urethane sorting step.
  • the shape of the scraping plate 10 may be configured by combining a curved plate or a plurality of members so that the urethane foam material 8 can be more smoothly removed from the needle 3a in addition to a flat plate. Further, the scraping plate 10 can be used in combination with the workpiece removing device 5 that generates the airflow shown in FIG. According to this configuration, the work remaining on the needle 3a can be physically removed without depending on the airflow of the work removal device 5, and the foamed urethane material 8 can be efficiently sorted.
  • FIG. 5 A heat insulating material sorting apparatus 100 according to Embodiment 3 of the present invention is shown in FIG. 5 and a heat insulating material sorting method will be described.
  • the scraping plate 10 serving as a workpiece guide plate is used in the urethane sorting step (second sorting step).
  • the workpiece is removed using the cylindrical guide plate 11 that covers the rotating body 3 in order to remove the workpiece from the needle 3a.
  • the cylindrical guide plate 11 has a cylindrical shape and is arranged on the outside of the rotating body 3 so as to be eccentric with respect to the axis of the rotating body 3. For example, the cylindrical guide plate 11 rotates at the same rotational speed in synchronization with the rotation of the rotating body 3. is there.
  • the cylindrical guide plate 11 is provided with a plurality of holes through which the needle 3a passes so that the needle 3a does not interfere with the portion facing the needle 3a.
  • the diameter of the needle 3a By setting the diameter of the needle 3a to be slightly smaller than the diameter of the hole of the cylindrical guide plate 11, the hole can have a structure that does not hinder the movement of the needle 3a.
  • the opening area of the hole through which the needle 3a passes is larger than when the cylindrical guide plate 11 is rotated.
  • the cylindrical guide plate 11 is attached eccentrically with respect to the rotation center of the rotating body 3, and the needle 3 a enters and exits from the side surface of the cylindrical guide plate 11 as the rotating body 3 rotates. It has become. Since the needle 3a protrudes from the cylindrical guide plate 11 in the vicinity of the transport surface 2a, the workpiece can be pierced. Even after the glass wool 9 is removed from the needle 3a, the foamed urethane material 8 remains on the needle 3a. However, as the rotating body 3 and the cylindrical guide plate 11 rotate, the needle 3a enters the cylindrical guide plate 11.
  • the foamed urethane material 8 pulled out from the needle 3 a slides on the surface of the cylindrical guide plate 11 and enters the urethane recovery unit 7 box.
  • the blower 4 used at the time of glass wool selection is provided inside the rotating body 3 by providing the cylindrical guide plate 11 on the outer side of the rotating body 3, it becomes difficult to secure an air passage.
  • the rotating body 3 and the cylinder It corresponds by arrange
  • the needle 3a protrudes from the cylindrical guide plate 11, and the needle 3a does not hinder the operation of piercing the workpiece, and rotates.
  • the body 3 further rotates and becomes the second range. As the rotating body 3 rotates, the protrusion amount of the needle 3a from the cylindrical guide plate 11 decreases, and the workpiece is moved from the needle 3a. It is possible to guide in the direction of removal.
  • the work remaining on the needle 3a can be physically removed without relying on the airflow or the like of the work removal device 5 shown in the first embodiment, and the urethane foam material 8 remaining on the needle 3a is reduced. It becomes possible. Further, according to the cylindrical guide plate 11, since the workpiece can be scraped from the root of the needle 3a, it is possible to remove a minute workpiece that tends to remain on the outer surface of the rotating body 3.
  • Embodiment 4 In the above-described first embodiment, when the heat insulating material is selected, the workpiece is removed from the needle 3a by vibration.
  • the heat insulating material sorting apparatus 100 has a structure in which the rotating body 3 is vibrated by the driving device 30. Specifically, the structure that supports the rotating shaft of the rotating body 3 is supported by a spring or the like, and the rotating body 3 is vibrated by a prime mover or an electromagnet with an eccentric weight attached to the tip. Yes.
  • the glass wool 9 that easily falls off from the needle 3a is easily pulled out even when stabbed into the needle 3a due to the vibration of the rotating body 3, and falls on the transport surface 2a. Therefore, the blower 4 shown in the first embodiment or the like is not necessary. Further, when sending the airflow from the inside of the rotating body 3 to the outside, it is necessary to open a hole (air hole) through which the airflow passes through the rotating body 3, but it is easy to come out of the needle 3 a due to vibration by the driving device 30. When removing the glass wool 9, it is not necessary to provide a ventilation hole in the rotating body 3.
  • the mechanism for dropping the glass wool 9 from the needle 3a may be either the blower 4 or the vibration of the rotating body 3 by the driving device 30, either can be selected from the problem of the device structure.
  • the sorting method for removing the workpiece from the needle 3a by the vibration of the fourth embodiment is effective when the use of compressed air in the factory is difficult due to the environment of the equipment.
  • Embodiment 5 FIG.
  • the heat insulating material sorting apparatus 100 shown in the first to fourth embodiments has a configuration in which one rotating body 3 is disposed on the transport surface 2a of the transport machine 2, and the pitch of the needles 3a of the rotating body 3 is as follows. Smaller workpieces are more likely not to pierce the needle 3a regardless of the material, and may be collected and discarded together with the selected glass wool 9 downstream of the transporter 2.
  • FIG. 7 which shows a heat insulating material sorting apparatus 100
  • another sort of work that has been left behind by the needle 3 a of one rotating body 3 is arranged downstream of the transporter 2. This is performed by piercing the needle 3b having a smaller pitch between the needles by one rotating body 3, and this heat insulating material sorting device 100 is provided with a plurality of rotating bodies 3.
  • the heat insulating material sorting apparatus 100 is arranged on the upstream side in the transport direction of the transporter 2 and has a large rotating body 3 (corresponding to the first rotating body) between the needles 3 a (needle pitch). And a rotating body 3 (corresponding to a second rotating body) arranged on the downstream side in the transporting direction of the transporter 2 and having a small interval between the needles 3b.
  • Each rotating body 3 is provided with a urethane recovery unit 7, a relatively large size urethane foam material 8 is collected in the upstream urethane recovery unit 7, and small in the downstream urethane recovery unit 7. A size urethane foam material 8 is collected.
  • the length / thickness / interval (pitch) of the needle 3a of the upstream and downstream rotating bodies 3 and the distance between the needle 3a and the conveyor 2 are changed and optimized in consideration of the operating conditions of the apparatus. Can be used. According to this configuration, the rotating body 3 on the downstream side of the urethane foam material 8 having a small diameter that has entered the gap between the adjacent needles 3a and did not pierce the needles 3a with the rotating body 3 on the upstream side in the workpiece conveyance direction. Once again, an opportunity to touch the needle 3b can be given.
  • a plurality of workpieces placed on the conveyance surface 2a of the conveyor 2 are overlapped, and a small-sized workpiece flows so as to be hidden under the large-sized workpiece. It is assumed that it will come.
  • the large size workpiece is the urethane foam material 8 and the small size workpiece is the glass wool 9, the large size foam urethane material obstructs the air flow, and the small size glass wool 9 in the first range. Cannot be dropped from the needle 3a, and the urethane recovery unit 7 is mixed.
  • the rotary body 3 having the needles 3a having a large pitch can be used to sort the workpieces of large dimensions step by step so that the workpiece dimensions can be adjusted so that hidden workpieces are not generated as much as possible. Even when there is a variation in the size of the target heat insulating material, it is possible to process stably.
  • Embodiment 6 FIG.
  • the rotating body 3 provided with the needle 3a is exemplified as having a cylindrical shape.
  • the belt 12 (corresponding to a rotating body) has the inner periphery of the belt 12 in contact with the outer periphery of the plurality of support rotating shafts 13.
  • the plurality of support rotating shafts 13 are arranged in parallel to each other, and arranged so as to be parallel to the transport surface 2a of the transport machine 2 and intersect the transport direction.
  • a total of three support rotation shafts 13 are arranged, one at each of the positions protruding from the lower portion of the belt 12 (center) on the paper surface and the left and right positions of the belt 12. ing.
  • a needle 12a protruding from the outer surface of the belt 12 is stabbed into a work on the transport surface 2a of the transport machine 2 at a lower portion of the support rotary shaft 13 located at the center on the paper surface, and the heat insulating material is selected.
  • the belt 12 is made of metal or resin. In the case of resin, the belt 12 is supported by using a support member in combination to hold the metal needle 12a.
  • a belt 12 (needle conveyor) in which needles 12a protrude side by side is used.
  • the belt 12 is arranged such that the lower surface is inclined with respect to the workpiece conveying surface of the conveyor 2, and the interval between the needle 12 a of the belt 12 and the conveying surface 2 a is gradually narrowed. That is, in the lower part of the belt 12, a sufficient range is ensured so that the tip of the needle 12 a faces downward.
  • the belt 12 is extended to the upper part of these boxes, and the blower 4 and the work removing device 5 are installed along the flow of the belt 12.
  • recovery part 7 can be arranged side by side.
  • the cylindrical rotating body 3 shown in the above-described first to fourth embodiments it has been desired to increase the diameter of the rotating body 3 in order to slowly insert the needle 3a into the workpiece.
  • the configuration of the heat insulating material sorting apparatus 100 according to the fifth aspect by disposing the support rotation shaft 13 so that the distance between the conveyor 2 for conveying the workpiece and the belt 12 including the needle 12a is gradually reduced, The needle 12a can be slowly and vertically inserted into the workpiece, and the risk of the needle 12a being broken can be reduced.
  • the blower 4 and the workpiece removing device 5 disposed on the inner side of the belt 12 can be freely determined in the range where the belt 12 is provided, and there is an advantage that the degree of freedom of arrangement of the constituent members is increased.
  • Embodiment 7 FIG.
  • the workpiece that has not stuck in the needle 12a (or the needle 3a) of the belt 12 (or the rotating body 3) is transported to the downstream side of the conveyor 2. It was configured to be put in the glass wool collection unit 6.
  • a heat insulating material sorting apparatus including a re-input unit 14 that collects an unsorted work that has fallen downstream of the transport machine 2 and does not pierce the needle 3a and returns it to the upstream of the transport machine 2 again. 100 will be described.
  • the re-input unit 14 may be a conveyor type or an air conveyance type.
  • Most of the workpieces that have fallen from the conveyance surface 2a at the downstream end of the conveyance machine 2 are glass wool 9, but some of them also include the urethane foam material 8 that enters between the needles 12a and the needles 12a are not pierced. It is.
  • the urethane foam material 8 that has fallen immediately from the end of the transporter 2 and has not pierced the needle 12a can be returned upstream in the transport direction of the transporter 2, the needle 12a again. It is possible to give an opportunity to stab and sort, and to improve the recovery purity of the glass wool 9 and the recovery rate of the urethane foam material 8 can be obtained.
  • Embodiment 8 FIG.
  • the linear rotating needle 3a or the needle 12a is rotated by rotating the belt 12 supported by the cylindrical rotating body 3 or the plurality of supporting rotating shafts 13.
  • the material was stabbed into the workpiece and sorted according to the ease of removal of the workpiece from the needle for each material of the heat insulating material.
  • a description will be given of a case where a needle having a hooked claw is inserted into a workpiece instead of a linear shape, and the heat insulating material is selected for each material depending on whether the needle is inserted or not.
  • FIG. 10 is a configuration diagram of a heat insulating material sorting apparatus 100 according to the eighth embodiment.
  • the transport machine 20 includes a suspension 21 and has a function of adjusting the height of a transport surface that transports a workpiece.
  • a conveyor belt 15 (corresponding to a rotating body) provided with needles 15 a rotates on the conveyor 20 at the same speed as the rotation, and the workpiece is sandwiched between the belt 15 and the conveyor surface of the conveyor 20.
  • the needle 15a is stabbed into the workpiece.
  • the width of the belt 15 is set to cover the conveyance surface. As shown in FIG.
  • the key claw 15b is configured. Then, the key claw 15b is stuck into the workpiece, whereby the glass claw 15b made of the aggregate of fibers is caught in the key claw 15b and the needle 15a is stuck, but the foamed urethane material 8 does not pierce the key claw 15b. It becomes a state.
  • the belt 15 is basically made of rubber, the needle 15a is made of plastic or metal such as steel wool, and the key claw 15b provided on the needle 15a is the tip of the protrusion on one side of the Velcro (registered trademark). It has a shape like a part. Further, many needles 15 a protrude from the outer surface of the belt 15, each of which is formed into a thin fiber shape and has flexibility, and the needle 15 a is configured to be concentrated on the outer surface of the belt 15 so as to stand upright. ing. Since the key claw 15b is stabbed into and entangled with the fiber of the cotton wool glass 9 when it is pressed against the work, the belt 15 is held while the glass wool 9 is held on the needle 15a as the belt 15 moves. Can be moved backwards.
  • the glass wool 9 is first sorted and then the urethane foam material 8 is recovered.
  • foaming is performed.
  • the urethane material 8 does not pierce the needle 15 a, falls from the conveyance surface downstream of the conveyance machine 20, is recovered first, and the glass wool 9 that pierces the needle 15 a and moves to the rear of the belt 15 is fed by the blower 4 to the needle 15 a. It can be recovered by applying a force that removes the workpiece from the machine and dropping it down.
  • a heat insulating material sorting method using the heat insulating material sorting device 100 according to the eighth embodiment will be described in order.
  • the unsorted heat insulating material (work) carried by the transporter 2 is sandwiched between the transport surface of the transporter 20 and the belt 15.
  • the conveyor 2 and the belt 15 are driven with constant speed or with a relative speed difference.
  • the conveyor 2 or the belt 15 includes a suspension 21 to generate a force for sandwiching the workpiece between the conveyor surface of the conveyor 2 and the belt 15.
  • the fibrous glass wool 9 is entangled with the belt 15 by the effect of the key claw 15b of the needle 15a.
  • the urethane foam material 8 that has not been entangled with the belt 15 falls into the box of the urethane recovery unit 7 as it is.
  • the glass wool 9 entangled with the needle 15 a of the belt 15 moves to the rear end portion of the belt 15, is peeled off from the belt 15 by the action of an air flow or the like by the blower 4, and falls into the box of the glass wool collection unit 6.
  • the sorting using the belt 15 may be performed after removing the large-sized foamed urethane material 8 using the rotating body 3 shown in the first embodiment and the like. Since it is difficult for the belt 15 to grip a workpiece having a large size, when there is a workpiece having a size of about 10 mm, the workpiece is basically used in combination with the rotating body 3 or the like.
  • the needle 15a since the selection is performed using the belt 15 having a structure in which the needles 15a having the minute lock claws 15b are erected, when the cylindrical rotating body 3 is used, the needle 15a enters between the needles. It is possible to give an opportunity for sorting to a work with a minute size. In addition, by providing the suspension 21, even when workpieces having different heights are thrown side by side, the probability that the workpiece is brought into contact with the key claw 15b attached to the belt 15 is increased, and the insulating material selection efficiency is improved. Is possible.
  • Embodiment 9 FIG.
  • a needle is pierced into unsorted heat insulating material (work), and selection is made for each material depending on whether the needle is easy to remove or difficult to remove, or whether the needle pierces or does not stick.
  • An example of performing is shown.
  • FIG. 12 is a configuration diagram showing a heat insulating material sorting apparatus 100 for carrying out the heat insulating material sorting method according to the ninth embodiment.
  • FIG. 12 instead of the rotating body 3 of the first embodiment, FIG. A belt 16 (same as a rotating body, a pressing belt, or a roller) having a heater 18 (heating unit) is provided, and a wind power sorter 17 is provided at the downstream end of the conveyor 2 as means for applying an external load to the workpiece.
  • the belt 16 provided with the heater 18 and the conveyance surface of the conveyance device 2 that conveys the workpiece are arranged to face each other with a slight gap of about several mm, or the belt 16 provided with the heater 18 by a spring or the like. Is pressed against the conveying surface side of the conveyor 2.
  • the mixture of the heat insulating material supplied to the heat insulating material charging unit 1 is sandwiched between the belt 16 having the heater 18 and the transport surface of the transport device 2, and is thermally compressed and deformed.
  • the urethane foam material 8 is softened and deformed by being sandwiched and pressed between two face portions that are opposite to each other while heating the workpiece. Its shape is maintained. On the other hand, even if the workpiece made of glass wool 9 is pressed while being heated, when the compression is released, the bulge returns to near the original shape and is restored. There is no significant difference in apparent specific gravity between the urethane foam material 8 and glass wool 9 before heat compression, but the urethane foam material 8 and the glass wool 9 after heating are deformed and the apparent specific gravity is greater.
  • the heating by the heater 18 is performed at a temperature that alters the urethane foam material 8 and does not alter the glass wool 9. Further, it is assumed that the urethane foam material 8 is deformed by heat compression by the belt 16 and rotates while being attached to the outer surface of the belt 16. In order to prevent this, a scraper 16a that peels the workpiece from the belt surface is disposed along the outer surface of the belt 16 behind the thermal compression range of the belt 16, and the workpiece is dropped from the outer surface of the belt 16.
  • This heat insulating material sorting method can be applied only when the core material constituting the vacuum heat insulating material is glass wool, but because it adds a thermal compression process, the volume reduction of urethane foam is selected. It can be carried out simultaneously with the treatment, and the storage amount can be increased when temporary storage or the like is performed before the urethane fine crushing in the next step.
  • Embodiment 10 FIG.
  • the blower 4 includes a prime mover that generates an airflow as a component, and the prime mover is disposed inside the rotating body 3.
  • the air blower 4 can be configured such that the prime mover can be provided outside the rotating body 3 and the generated airflow is guided to the inside of the rotating body 3.
  • the rotating body 3 and the blower 4 of the heat insulating material sorting apparatus 100 when the prime mover 40 constituting the blower 4 is disposed outside the rotating body 3.
  • Various modifications of the air blowing structure composed of the combinations will be described.
  • FIG. 13 is a configuration diagram showing a blowing structure including the rotating body 3 and the blower 4 of the heat insulating material sorting apparatus 100 according to Embodiment 10 of the present invention, and is a cross-sectional view perpendicular to the axial direction of the rotating body 3 (paper surface) Left side) and a sectional view along the axial direction (right side of the drawing).
  • the support structure of the rotating body 3 is mainly composed of a rotating shaft 31 extending in the axial direction and a bearing 31 a that supports the rotating shaft 31. It is configured.
  • the air blower 4 is mainly comprised by the motor 40 and the nozzle 41 (airflow guide part) which guides the airflow connected with this motor 40.
  • FIG. 13 is a configuration diagram showing a blowing structure including the rotating body 3 and the blower 4 of the heat insulating material sorting apparatus 100 according to Embodiment 10 of the present invention, and is a cross-sectional view perpendicular to the axial direction of the rotating body 3 (paper surface)
  • the rotating shaft 31 inserted through the cylindrical portion 30a of the rotating body 3 is fixed to one closed end surface portion 30b of the rotating body 3. Then, the other end of the rotating body 3 was released without being blocked, and a nozzle 41 for guiding the airflow was inserted along the axial direction from the released end into the inner side of the rotating body 3. It is in a state.
  • the nozzle 41 inserted inside the cylindrical portion 30a causes the airflow to be guided to blow outwardly from the outer surface (cylindrical outer peripheral surface) of the cylindrical portion 30a and through the opening 30c formed in the cylindrical portion 30a.
  • the air flow outlet is provided toward the inner surface side of the cylindrical portion 30a.
  • this nozzle 41 is being fixed to the motor
  • the blower 4 by configuring the blower 4 with the prime mover 40 that generates the airflow, and the nozzle 41 that is connected to the air prime mover 40, guides the flow to the inside of the rotating body 3, and discharges the flow outward from the cylindrical surface, Only the nozzle 41 is disposed in the rotating body 3, and the prime mover 40 can be disposed outside the rotating body 3.
  • the prime mover 40 can also be omitted by replacing it with a mechanism capable of generating an airflow, for example, a configuration for sending compressed air from a factory to the nozzle 41.
  • the prime mover 40 is not disposed inside the rotator 3, and only the airflow guide structure (nozzle 41) is inserted, so the size of the rotator 3 to be used is small regardless of the size of the prime mover. Can be realized.
  • the rotary body 3 can be made into the simple shape of the cylinder shape by which one end surface was obstruct
  • the rotating body 3 propagates an external driving force to the rotating shaft 31 or holds the rotating body 3 in a free state on the bearing 31a and directly propagates the external driving force to the rotating body 3 or the like. It can be rotated by this method.
  • the rotary body 3 is lightweight, the rotary body 3 can also be rotationally driven by the driving force which advances in the conveyance direction obtained by making the front-end
  • FIG. 13 the air blower 4 which blows off the glass wool 9 among the heat insulating materials stuck in the needle 3a is illustrated, and the air blowing structure including the prime mover 40 and the nozzle 41 has been described.
  • this blower structure can also be applied to the workpiece removing device 5 that blows off the urethane foam material 8.
  • FIG. 14 is a configuration diagram showing the air blowing structure of the heat insulating material sorting apparatus 100 according to the eleventh embodiment, in which the air flow guide groove 42 serving as the air flow guide portion rotates on the inner peripheral side of the cylindrical rotating body 3. The structure provided integrally with the body 3 is shown.
  • the airflow is provided from the outside of the end surface portion of the rotator 3 to the inside of the rotator 3 through the end surface opening 30 d opened in the end surface portion of the rotator 3. It is fed into the guide groove 42.
  • the support structure of the rotating body 3 includes a rotating shaft 31 that extends in the axial direction and a bearing 31 a that supports the rotating shaft 31.
  • the blower 4 is mainly configured by a prime mover 40 and an airflow guide groove 42 (airflow guide portion) that is separated from the prime mover 40 and provided on the inner peripheral side of the rotating body 3.
  • the motor 40 When the motor 40 sends an air flow in the axial direction of the rotating body 3 from the end surface opening 30d of one end surface of the rotating body 3, the motor 40 passes through the air flow guide groove 42 formed in the rotating body 3 and opens the cylindrical surface. Air is discharged outward from 30c.
  • the air flow guide groove 42 has a curved surface shape that can change the axial surface airflow into a radially outward airflow (a direction perpendicular to the axial direction and away from the shaft). Further, by adding the fins 42 a inside the airflow guide groove 42, it is possible to adjust the flow velocity distribution of the airflow.
  • the airflow guide groove 42 is a slit extending along the axial direction on the inner circumferential side of the rotating body 3, and a plurality of slits are arranged side by side in the circumferential direction of one rotating body 3. Then, if the portion of the rotator 3 to which the airflow sent from the prime mover 40 hits is the airflow introduction portion 4b, the airflow introduction portion 4b is switched to the adjacent airflow guide groove 42 as the rotator 3 rotates. . Then, by introducing the airflow into the airflow introduction portion 4b at the workpiece removal target position, the airflow can be always concentrated in the airflow guide groove 42 at the workpiece removal target position.
  • the air flow guide groove 42 serving as the air flow guide portion and the prime mover 40 are separated from each other, and the inner surface of the rotating body 3 is like the nozzle 41 described above. Since the parts fixed to the outside do not enter, the installation and maintenance of the rotating body 3 and the blower 4 are facilitated.
  • FIG. 15 is a configuration diagram showing the air blowing structure of the heat insulating material sorting apparatus 100 according to the twelfth embodiment, in which the airflow guide mechanism 33 held inside the rotating body 3 guides the airflow generated in the prime mover 40.
  • the airflow guide mechanism 33 is supported by a roller 33 a that rotates in contact with the inner peripheral surface of the rotating body 3, and always guides the airflow in the same direction regardless of the rotation of the rotating body 3.
  • the airflow guide mechanism 33 is formed in, for example, a cylindrical shape having a diameter smaller than the inner diameter of the rotating body 3, and an airflow guide groove 36 serving as an airflow passage is provided on the surface of the cylindrical shape.
  • the both ends of the rotary body 3 are obstruct
  • the airflow guide mechanism 33 provided inside the rotator 3 is supported by a roller 33 a in the rotator 3, and is configured to freely roll on the inner peripheral surface.
  • the airflow guide mechanism 33 has a center of gravity biased downward by a weight 35 or the like provided therein, and continues to face the same direction due to gravity even when the outer rotating body 3 rotates.
  • the airflow sent from the prime mover 40 passes through the hollow rotating shaft 34 (airflow passage) and is introduced into the airflow guide groove 36 through the airflow inlet at the center of the end surface on the airflow guide mechanism 33 side. Is done.
  • the airflow guide mechanism 33 is always directed in the same direction due to the effect of the weight 35 and the roller 33a, the airflow sent from the prime mover 40 removes the workpiece regardless of the rotation of the rotating body 3. It can comprise so that it may blow out to the exterior from the predetermined rotation angle of the rotary body 3 to perform.
  • the rotating shaft 34 supported by the bearing 31a is fixed to both end surface portions of the rotating body 3, and the rotating shaft 34 serving as one air flow path is connected to the prime mover 40 via the rotating joint 40a.
  • the rigidity of the rotating mechanism unit including the rotating body 3 is improved as compared with that of a left-right asymmetric structure or a cantilever structure. Can be made. Therefore, according to this blower structure, the diameter of the rotating shaft 34 serving as the airflow passage is larger than that of the air shaft not including the airflow passage inside, but the rotating body 3 can obtain a stable driving state.
  • FIG. 16 is a configuration diagram showing the air blowing structure of the heat insulating material sorting apparatus 100 according to Embodiment 13 of the present invention.
  • the rotating body 3 has a cylindrical shape with open ends, and is provided at both ends of the cylindrical portion 30a.
  • a ring-shaped portion 30 e that supports the rotating body 3 is provided, and the ring-shaped portion 30 e is supported by a roller 37. And it has the structure by which the nozzle 41 of the air blower 4 was inserted into the inside from the edge part by which the rotary body 3 was open
  • the roller 37 that supports the rotating body 3 is fixed to a roller support portion 38 that is assembled by a base, a support column, and the like. It can be set as the structure hold
  • the external rotary drive unit is directly attached to the rotary body 3 while the rotary body 3 is freely supported on the roller 37.
  • the rotating body 3 can also be controlled to rotate by making contact with each other and propagating the conveyance driving force of the conveyance device 2 through the needle 3a.
  • the rotating body 3 can be driven and controlled by various driving methods.
  • the ring-shaped portion 30e can be omitted by forming the outer peripheral end portion of the cylindrical portion 30a into a shape that can be assembled with the roller 37.
  • the rotating body 3 has a structure having only the outer surface portion (cylindrical portion with both ends open) and is configured to be driven to rotate by the roller 37 or the like, the shaft portion such as the rotating shaft 31 is not provided.
  • the end surface portion of the rotating body 3 is in a state of being greatly opened. Therefore, access when inserting the nozzle 41 into the rotating body 3 is facilitated, air flow controllability by adjusting the arrangement of the nozzle 41 is improved, and maintainability of the nozzle 41 can be improved. .
  • FIG. 17 is a configuration diagram of a heat insulating material sorting apparatus 100 according to Embodiment 14 of the present invention, in which a friction charging device 51 that charges the heat insulating material before sorting positively or negatively and the cylindrical portion of the rotating body 3 are charged.
  • a charging device 52 is provided.
  • the friction charging device 51 and the charging device 52 are additionally provided in the above-described heat insulating material sorting device 100, thereby making it possible to increase the efficiency of heat insulating material sorting.
  • Some heat insulating materials have different charging characteristics depending on the material.
  • glass wool 9 has a characteristic of being easily charged positively (positive)
  • urethane foamed urethane material 8
  • Insulating material sorting apparatus 100 shown in the above-described Embodiments 1 to 8, 10 to 13 sorts only by mechanical characteristics such as whether or not the needle is easily removed from the needle or whether or not the hook of the needle is caught. In the fourteenth embodiment, a case where sorting is performed using the difference in charging characteristics depending on the material of the heat insulating material will be described.
  • a frictional charging device 51 is arranged after the heat insulating material charging unit 1, and the heat insulating material to be sorted is frictionally charged according to its material.
  • the cylindrical portion from which the needle 3a of the rotating body 3 projects is charged by the charging device 52 to either plus or minus.
  • the urethane foam material 8 is negatively charged, the glass wool 9 is positively charged, and the rotating body 3 is positively charged.
  • the mixed heat insulating material that has been made into small pieces before sorting is frictionally charged when charged into the friction charging device 51 from the heat insulating material charging unit 1 and stirred, and the first heat insulating material among the mixed heat insulating materials.
  • Glass wool 9 as a material is positively charged
  • urethane foam material 8 as a second heat insulating material is negatively charged.
  • the frictionally charged heat insulating material is stabbed into the needle 3a of the rotating body 3 and selected.
  • the rotating body 3 is positively charged by the charging device 52, a repulsive force is generated between the positively charged glass wool 9 and the rotating body 3 on the transport surface 2a.
  • an attractive force is generated between the foamed urethane material 8 charged negatively and the rotating body 3.
  • a force is generated between the glass wool 9 and the rotating body 3 in the direction in which the glass wool 9 comes out of the needle 3a, and the glass wool 9 is more likely to fall out of the needle 3a, and foaming occurs.
  • a force is generated between the urethane material 8 and the rotating body 3 in a direction in which the foamed urethane material 8 is difficult to be removed from the needle 3a, and the foamed urethane material 8 is more easily held in a state of being stuck in the needle 3a. That is, this charging characteristic can further increase the difference in the ease of removal from the needle 3a between the urethane foam material 8 and the glass wool 9, thereby improving the sorting efficiency.
  • the urethane foam material 8 is collected by the workpiece removal device 5 after the glass wool 9 is collected.
  • the heat insulating material sorting apparatus 100 uses the charging characteristics depending on the material of the heat insulating material in addition to the mechanical characteristics such as whether the heat insulating material is easily removed from the needle 3a. Therefore, it becomes possible to more efficiently sort the heat insulating material by material.
  • the frictional charging device 51 can be omitted when the heat insulating material is sufficiently frictionally charged during the transfer in the transfer facility of the factory.
  • the charge amount of the heat insulating material changes depending on the humidity during the heat insulating material transfer, but if the humidity is high, the humidity is adjusted by introducing dry air during the transfer, etc. By shifting to the processing, it becomes possible to effectively use the charging characteristics of the heat insulating material.

Landscapes

  • Combined Means For Separation Of Solids (AREA)
  • Electrostatic Separation (AREA)
  • Processing Of Solid Wastes (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

L'invention concerne un dispositif de tri pour une isolation et un procédé de tri pour une isolation, lesquels trient une isolation, qui a été mise en petits morceaux, en fonction du matériau. Des aiguilles (3a) disposées sur un corps rotatif (3) sont poussées et piquées dans une isolation (matériau de mousse d'uréthane (8) et laine de verre (9)) qui a été mise en petits morceaux et transportée par un transporteur (2), et l'isolation est triée en fonction de la facilité de retrait de cette dernière à partir des aiguilles (3a). Tout d'abord, une force qui retirera la laine de verre (9), qui est facilement retirée à partir des aiguilles (3a), mais qui ne retirera pas la mousse d'uréthane (8), qui est difficile à retirer, est appliquée à l'isolation piquée sur les aiguilles (3a). L'isolation retirée à partir des aiguilles (3a) est récupérée sous la forme de laine de verre (9), après quoi l'isolation qui demeure non retirée à partir des aiguilles (3a) est retirée à partir des aiguilles (3a) et récupérée sous la forme de matériau de mousse d'uréthane (8).
PCT/JP2017/010979 2016-03-29 2017-03-17 Dispositif de tri pour isolation et procédé de tri pour isolation Ceased WO2017169919A1 (fr)

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CN109290210A (zh) * 2018-11-07 2019-02-01 湖南大三湘茶油股份有限公司 滚筒型果壳分离机
CN109590219A (zh) * 2018-11-27 2019-04-09 重庆工程职业技术学院 建筑垃圾分拣设备
KR102101618B1 (ko) * 2019-09-16 2020-04-17 주식회사 에스제이천하 모헤어 제거장치
CN111659636A (zh) * 2020-06-16 2020-09-15 海南华盛混凝土有限公司 一种再生混凝土处理装置
CN111842160A (zh) * 2020-07-22 2020-10-30 安徽省农业科学院作物研究所 一种基于正负压分离的芝麻籽粒分级清选系统和方法
CN113351488A (zh) * 2021-06-24 2021-09-07 上海环境工程设计研究院有限公司 一种果蔬垃圾简易除杂装置
CN114453231A (zh) * 2022-01-21 2022-05-10 台州学院 一种针刺法油茶果分离装置
RU2788913C2 (ru) * 2020-10-01 2023-01-25 Петр Павлович Кузенков Способ отделения битумсодержащих и древесных примесей от слюдяного сырья, добытого из отвалов слюдяных рудников

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CN109290210A (zh) * 2018-11-07 2019-02-01 湖南大三湘茶油股份有限公司 滚筒型果壳分离机
CN109590219A (zh) * 2018-11-27 2019-04-09 重庆工程职业技术学院 建筑垃圾分拣设备
KR102101618B1 (ko) * 2019-09-16 2020-04-17 주식회사 에스제이천하 모헤어 제거장치
CN111659636A (zh) * 2020-06-16 2020-09-15 海南华盛混凝土有限公司 一种再生混凝土处理装置
CN111659636B (zh) * 2020-06-16 2022-04-12 海南华盛混凝土有限公司 一种再生混凝土处理装置
CN111842160A (zh) * 2020-07-22 2020-10-30 安徽省农业科学院作物研究所 一种基于正负压分离的芝麻籽粒分级清选系统和方法
RU2788913C2 (ru) * 2020-10-01 2023-01-25 Петр Павлович Кузенков Способ отделения битумсодержащих и древесных примесей от слюдяного сырья, добытого из отвалов слюдяных рудников
CN113351488A (zh) * 2021-06-24 2021-09-07 上海环境工程设计研究院有限公司 一种果蔬垃圾简易除杂装置
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