WO2016117239A1 - Presse à double courroie - Google Patents

Presse à double courroie Download PDF

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Publication number
WO2016117239A1
WO2016117239A1 PCT/JP2015/084905 JP2015084905W WO2016117239A1 WO 2016117239 A1 WO2016117239 A1 WO 2016117239A1 JP 2015084905 W JP2015084905 W JP 2015084905W WO 2016117239 A1 WO2016117239 A1 WO 2016117239A1
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WO
WIPO (PCT)
Prior art keywords
pulley
belt
pair
endless
double
Prior art date
Application number
PCT/JP2015/084905
Other languages
English (en)
Japanese (ja)
Inventor
浩昭 今泉
貴洋 大庭
宏知 前田
Original Assignee
株式会社Ihi
株式会社Ｉｈｉ物流産業システム
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 株式会社Ihi, 株式会社Ｉｈｉ物流産業システム filed Critical 株式会社Ihi
Priority to KR1020177006553A priority Critical patent/KR101929694B1/ko
Priority to CN201580050691.9A priority patent/CN106715096A/zh
Publication of WO2016117239A1 publication Critical patent/WO2016117239A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/48—Endless belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • B29C70/504—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] using rollers or pressure bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
    • B30B5/04—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
    • B30B5/06—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/48—Endless belts
    • B29C2043/483—Endless belts cooperating with a second endless belt, i.e. double band presses

Definitions

  • the present disclosure relates to a double belt press.
  • Priority is claimed on Japanese Patent Application No. 2015-9522, filed Jan. 21, 2015, the content of which is incorporated herein by reference.
  • the double belt press concerning the said technical field is used for the manufacturing method of the prepreg described in the following patent document 1, etc., for example.
  • the double belt press described in Patent Document 1 has a pair of upper and lower endless belts in which reinforcing fibers are impregnated with a thermoplastic resin.
  • the endless belt is wound around a drive roll and a driven roll, and a preheating heater, a press roll, and a cooling roll are disposed between the drive roll and the driven roll.
  • the thermoplastic resin is impregnated into the reinforcing fiber by heating and pressing with a preheating heater and a press roll, and is separated from the endless belt by cooling with a cooling roll.
  • Patent Documents 2 and 3 also disclose techniques related to a double belt press.
  • Patent Document 1 has the following problems.
  • the residence time of pressure is one of the important parameters.
  • the double belt press described in Patent Document 1 secures a pressure retention time by arranging a plurality of press rolls between the drive roll and the driven roll.
  • a plurality of press rolls are disposed between the drive roll and the driven roll, the entire equipment becomes large.
  • a preheating heater, a cooling roll, and the like are disposed between the drive roll and the driven roll, the entire equipment becomes larger and more complicated.
  • This indication is made in view of the above-mentioned problem, and aims at offer of a double belt press which can perform desired processing with a small and simple composition.
  • an aspect of this indication is a double belt press which has a pair of endless belts which press a work, and a pair of pulley groups by which a pair of endless belts is wound,
  • the pulley group has a belt track interference pulley that interferes with the belt track of the endless belt (wound around the pulley group) on the other side.
  • a belt track interference pulley is provided for each of a pair of pulley groups on which a pair of endless belts is wound, and the belt track interference pulleys are belts of endless belts (wound on the pulley group). Make it interfere with the orbit. As a result, the contact arc length of the pair of endless belts sandwiching the work with respect to the belt trajectory interference pulley becomes long. In this case, since the workpiece can be pressurized not by line contact but by surface contact, the dwell time of the pressurization can be sufficiently secured. Thus, the present disclosure provides a double belt press that can perform desired processing with a small and simple configuration.
  • FIG. 1 is a schematic configuration view of a double belt press 1 according to a first embodiment of the present disclosure.
  • the double belt press 1 has a pair of endless belts 2 and 3 for pressing the work W, and a pair of pulley groups 4 and 5 around which the pair of endless belts 2 and 3 are wound.
  • the work W is, for example, a laminate in which a sheet-like thermoplastic resin is laminated on a sheet-like reinforcing fiber.
  • the pair of endless belts 2 and 3 are endless belts that press the workpiece W at one surface (contact surface) in contact with the workpiece W, and are, for example, steel belts.
  • the endless belt 2 is wound around the pulley group 4.
  • the pulley group 4 rotates the endless belt 2.
  • the pulley group 4 has a drive pulley 6 (belt track interference pulley) and a driven pulley 7.
  • the driving pulley 6 is a drum-shaped pulley that is connected to a motor (not shown) and rotates.
  • the driven pulley 7 is a drum-shaped pulley that rotates with the endless belt 2 by the rotation of the drive pulley 6.
  • the drive pulley 6 and the driven pulley 7 define the curvature of the endless belt 2.
  • the drive pulley 6 and the driven pulley 7 have a predetermined size for relieving bending stress applied to the endless belt 2.
  • the pulley diameters of the drive pulley 6 and the driven pulley 7 are several hundred times to one thousand times the thickness of the endless belt 2.
  • the pulley diameter of the drive pulley 6 and the driven pulley 7 is about 1 [m].
  • the pulley group 5 causes the endless belt 3 to run in the same direction as the direction in which the endless belt 2 travels in a contact area in contact with the endless belt 2.
  • the pulley group 5 has a drive pulley 8 (belt track interference pulley) and a driven pulley 9.
  • the drive pulley 8 is a drum-shaped pulley that is connected to a motor (not shown) or the same motor as the drive pulley 6 via a chain or the like and rotates.
  • the driven pulley 9 is a drum-shaped pulley that rotates with the endless belt 3 by the rotation of the drive pulley 8.
  • the drive pulley 8 and the driven pulley 9 define the curvature of the endless belt 3.
  • the drive pulley 8 and the driven pulley 9 have a predetermined size for relieving bending stress applied to the endless belt 3.
  • the endless belts 2 and 3 have the same thickness, and all the pulley diameters of the driving pulleys 6 and 8 and the driven pulleys 7 and 9 are the same.
  • the pair of pulley groups 4 and 5 have drive pulleys 6 and 8 that interfere with the belt tracks of the endless belts 3 and 2 (wound on the pulley groups 5 and 4) on the other side.
  • the drive pulley 6 interferes with the endless belt 3 rewound into the pulley group 5.
  • the tangent L1 connecting the circumferential surface 8a of the adjacent drive pulley 8 and the circumferential surface 9a of the driven pulley 9 forms a virtual belt trajectory of the endless belt 3 when the drive pulley 6 does not interfere with the endless belt 3.
  • the circumferential surface 6 a of the drive pulley 6 is a mating side (the endless belt 3 wound around the pulley group 5) which exceeds the tangent L 1 between the drive pulley 8 and the driven pulley 9 which form the pulley group 5 and are adjacent to each other. Located inside the virtual belt track).
  • the drive pulley 8 interferes with the endless belt 2 wound around the pulley group 4.
  • a tangent L2 connecting the circumferential surface 6a of the adjacent drive pulley 6 and the circumferential surface 7a of the driven pulley 7 forms a virtual belt trajectory of the endless belt 2 when the drive pulley 8 does not interfere with the endless belt 2.
  • the peripheral surface 8 a of the drive pulley 8 constitutes a pulley group 4, and the opposing side beyond the tangent L 2 between the drive pulley 6 and the driven pulley 7 adjacent to each other (a virtual belt of the endless belt 2 of the pulley group 4 Located inside the orbit).
  • the displacement amounts of the drive pulleys 6 and 8 to the other side are the same.
  • the double belt press 1 has a heating device 10 for heating the drive pulley 6.
  • the drive pulley 6 is heated by the heating device 10 and heats the work W via the endless belt 2.
  • the heating device 10 can use, for example, thermal oil, steam, an electric heater (resistance wire), induction heating or the like.
  • a flow passage (not shown) for circulating a heat medium such as hot oil or steam in the rotation axis direction is formed inside the drive pulley 6.
  • a drive pulley 6 for example, a well-known drilled roll or a bowed roll can be adopted.
  • the double belt press 1 has a cooling device 11 for cooling the drive pulley 8.
  • the drive pulley 8 is cooled by the cooling device 11, cools the endless belt 3 via the drive pulley 8, and cools the work W via the endless belt 3.
  • water, oil, cooling gas or the like can be used as the cooling device 11.
  • a drilled roll, a bowed roll, or the like capable of circulating the refrigerant can be employed as the drive pulley 8.
  • the work W is introduced between the pair of endless belts 2 and 3 and heated at a contact area contacting the drive pulley 6 heated by the heating device 10 with the endless belt 2. It is pressurized.
  • the thermoplastic resin contained in the workpiece W is softened and impregnated into the reinforcing fibers by the heating and pressing.
  • the workpiece W is conveyed downstream by the pair of endless belts 2 and 3 and is cooled at a contact area where the drive pulley 8 cooled by the cooling device 11 contacts the endless belt 3.
  • the thermoplastic resin impregnated in the reinforcing fibers is cured, and the work W is separated from the pair of endless belts 2 and 3 and is delivered from the pair of endless belts 2 and 3 as a prepreg.
  • a pair of pulley groups 4 and 5 around which the pair of endless belts 2 and 3 are wound is wound around the pulley groups 5 and 4 on the opposite side.
  • the transport path of the work W is substantially S-shaped, and the contact arc length of the pair of endless belts 2 and 3 sandwiching the work W with respect to the pair of drive pulleys 6 and 8 is long.
  • pressurization of the work W can be performed not by line contact but by surface contact.
  • the drive pulleys 6 and 8 have predetermined magnitudes for relieving bending stress applied to the endless belts 2 and 3. That is, since the contact arc length of the endless belts 2 and 3 with respect to the drive pulleys 6 and 8 becomes long when the diameters of the drive pulleys 6 and 8 have a predetermined size, the pressure residence time is sufficient. Can be secured.
  • the circumferential surface 6a of the drive pulley 6 is a tangent L1 connecting the circumferential surfaces 8a and 9a between the adjacent drive pulley 8 and the driven pulley 9 constituting the pulley group 5 on the opposite side.
  • the peripheral surface 8a of the drive pulley 8 is a partner side (that is, beyond the tangent L2 connecting the peripheral surfaces 6a and 7a) between the adjacent drive pulley 6 and the driven pulley 7 constituting the pulley group 4 on the counterpart side. It is located inside the virtual belt track of the endless belt 2 wound around the pulley group 4).
  • the contact arc length of the workpiece W with respect to the drive pulleys 6 and 8 can be easily adjusted.
  • the dwell time of pressurization is uniquely determined by "contact arc length / line speed". For this reason, after determining the residence time of pressurization by element test etc., the line speed of the double belt press 1 is taken into consideration, and the layout of the drive pulleys 6, 8 is determined so that the required contact arc length can be secured. Work is easier.
  • the heating device 10 for heating the drive pulley 6 is provided. According to this configuration, in the contact area where the drive pulley 6 contacts the work W via the endless belt 2, the work W can be sufficiently heated in a predetermined residence time. Also, the drive pulley 6 rotates with the endless belt 2 and slippage between the drive pulley 6 and the endless belt 2 hardly occurs. For this reason, the contact condition of the drive pulley 6 and the endless belt 2 does not change momentarily, and stable contact heating becomes possible. Moreover, by adopting the heating device 10 for contact heating, it is possible to prevent overheating of the work W and to perform temperature control of the work W with certainty. Further, since the drive pulley 6 has a large diameter and a large heat capacity as described above, it is possible to rapidly raise the work W having a relatively small thickness and a small heat capacity to the same temperature as itself.
  • a cooling device 11 which cools the drive pulley 8 positioned on the downstream side in the traveling direction of the workpiece W than the drive pulley 6. According to this, since the thermoplastic resin of the work W can be cured and the work W can be peeled off from the pair of endless belts 2 and 3, the entire length of the equipment can be shortened as compared with the natural cooling method. Furthermore, in the present embodiment, one pulley of the pulley group 5 on the opposite side forming the tangent L2 over which the drive pulley 6 passes is the drive pulley 8.
  • the heated drive pulley 6 and the cooled drive pulley 8 are disposed adjacent to each other, the heated work W can be cooled quickly, and the entire length of the equipment can be shortened.
  • the drive pulley 6 also serves as the heating device 10 and the drive pulley 8 serves as the cooling device 11, whereby the equipment can be miniaturized and simplified.
  • a double including the pair of endless belts 2 and 3 pressing the work W and the pair of pulley groups 4 and 5 around which the pair of endless belts 2 and 3 are wound.
  • the belt press 1 is a pair of pulley groups 4 and 5 that interfere with the belt tracks of the endless belts 3 and 2 (wound on the pulley groups 5 and 4) on the other side. Have. According to this, it is possible to obtain the double belt press 1 capable of performing the impregnation process of the prepreg with a small and simple configuration.
  • FIG. 2 is a schematic configuration view of a double belt press 1A according to a second embodiment of the present disclosure.
  • the double belt press 1A of the second embodiment has a pair of pulley groups 4A, 5A and a pair of meander control devices 12, 13.
  • the pulley group 4A of the second embodiment includes a drive pulley 6A having a pulley diameter several times larger than the pulley diameter of the driven pulley 7. Further, the pulley group 5A of the second embodiment has a drive pulley 8A having a pulley diameter several times larger than the pulley diameter of the driven pulley 9.
  • the pulley diameters of the driven pulleys 7 and 9 are the same as in the first embodiment described above.
  • the meandering control devices 12 and 13 are driven via driven pulleys 7 and 9 (belt track non-interference pulleys) which do not interfere with the belt tracks of the endless belts 3 and 2 (wound around the pulley groups 5A and 4A). It controls the meandering of the endless belts 2 and 3. That is, in the contact area where the driven pulley 7 contacts the work W via the endless belt 2, the driven pulley 7 is separated from the endless belt 3 (wound around the second pulley group 5A) on the other side , Does not interfere with the belt trajectory of the endless belt 3.
  • driven pulleys 7 and 9 belt track non-interference pulleys
  • the driven pulley 9 is separated from the endless belt 2 (wound around the pulley group 4A) on the opposite side, and is endless It does not interfere with the belt track of the belt 2.
  • the meandering control device 12 applies tension to the endless belt 2 via the driven pulley 7 and tilts the rotational axis of the driven pulley 7 to control the edge position of the endless belt 2. Further, the meander control device 13 applies tension to the endless belt 3 via the driven pulley 9 and tilts the rotational axis of the driven pulley 9 to control the edge position of the endless belt 3. .
  • the meander control devices 12 and 13 include, for example, a moving mechanism such as a hydraulic cylinder.
  • the double belt press 1A of the second embodiment of the above configuration since the diameter of the drive pulleys 6A and 8A is large, the contact arc length of the work W to the drive pulleys 6A and 8A is sufficient. Can be secured.
  • the diameters of the drive pulleys 6A and 8A may be changed in order to set the heating time of the workpiece W by the drive pulley 6A and the cooling time of the workpiece W by the drive pulley 8A to desired values.
  • the meandering control devices 12 and 13 for controlling the meandering of the endless belts 2 and 3 through the driven pulleys 7 and 9 are provided, the EPCs of the endless belts 2 and 3 can be obtained. (Edge Position Control) Control can be performed. Since the driven pulleys 7, 9 do not interfere with the endless belts 3, 2 (wound around the pulley groups 5A, 4A) on the other side, EPC control can be performed easily and rationally.
  • FIG. 3 is a schematic configuration view of a double belt press 1B according to a third embodiment of the present disclosure.
  • the double belt press 1B of the third embodiment includes a pair of pulley groups 4B and 5B and an auxiliary roller 15.
  • the pair of pulley groups 4B and 5B and the auxiliary roller 15 of the third embodiment are integrally supported by the main body frame 1a and are unitized.
  • the pulley group 4B of the third embodiment includes a drive pulley 6B having a pulley diameter several times larger than the pulley diameter of the driven pulley 7. Further, the pulley group 5B of the third embodiment has a drive pulley 8B having a pulley diameter several times larger than the pulley diameter of the driven pulley 9. Further, the pulley group 5B has a second driven pulley 14 having a pulley diameter larger than the pulley diameter of the driven pulley 9 and smaller than the pulley diameter of the driving pulley 8B.
  • the peripheral surface 6a of the drive pulley 6B is a mating side beyond the tangent L1 connecting the peripheral surface 14a of the second driven pulley 14 and the peripheral surface 8a of the drive pulley 8B (endless wound around the pulley group 5B Located inside the virtual belt track of the belt 3).
  • the auxiliary roller 15 is located on the opposite side beyond the tangent L1, and faces the drive pulley 6B with the pair of endless belts 2 and 3 interposed therebetween.
  • a plurality of auxiliary rollers 15 are provided at intervals in the traveling direction of the work W in a contact area where the first drive pulley 6B contacts the work W via the endless belt 2.
  • the auxiliary roller 15 is in line contact with the back surface of the endless belt 3, and the endless belt 3 is not wound.
  • the auxiliary roller 15 is provided with a pressure mechanism (not shown), and can adjust the pressure on the drive pulley 6B.
  • the auxiliary roller 15 can assist (assist) the pressing force in the contact area where the drive pulley 6B contacts the work W via the endless belt 2.
  • a pressure can be obtained by the tension of the endless belts 2 and 3.
  • the applied pressure is obtained by T / r [N / m 2 ] by the tension T [N / m] per unit width of the endless belts 2 and 3 and the radius r [m] of the drive pulley 6.
  • the auxiliary roller 15 when the diameter of the drive pulley 6B is increased, the pressing force due to the tension decreases, so it is preferable to add the auxiliary roller 15 when the pressing force is insufficient.
  • FIG. 4 is a schematic configuration view of a double belt press 1C according to a fourth embodiment of the present disclosure.
  • the double belt press 1C of the fourth embodiment has a pair of pulley groups 4C, 5C, a T die 16, and a guide roller 17.
  • the pulley group 4C of the fourth embodiment has a drive pulley 6C having a pulley diameter several times larger than the pulley diameter of the driven pulley 7.
  • the pulley group 5C of the fourth embodiment has a driving pulley 8C having a pulley diameter several times larger than the pulley diameter of the driven pulley 9.
  • the pulley group 5C has a second driven pulley 14 having a pulley diameter larger than the pulley diameter of the driven pulley 9 and smaller than the pulley diameter of the drive pulley 8C.
  • the T-die 16 is a resin supply device that is disposed immediately above the second driven pulley 14 whose position is fixed and the first drive pulley 6C, and supplies the melted thermoplastic resin.
  • thermoplastic resins include polyesters such as polyethylene terephthalate, polybutylene terephthalate and liquid crystal polyester, polyolefins such as polyethylene, polypropylene and polybutylene, polyoxymethylene, polyamide, polycarbonate, polymethylene methacrylate, polyvinyl chloride and polyphenylene sulfide , Polyphenylene ether, polyimide, polyamide imide, polyether imide, poly sulfone, polyether sulfone, polyether ketone, polyether ether ketone, phenol (novolak type) etc., copolymers of these, modified products, and two or more types blended Resin etc. are mentioned.
  • an elastomer or a resin obtained by adding a rubber component may be
  • the guide roller 17 guides a work W made of a sheet-like reinforcing fiber between the pair of endless belts 2 and 3.
  • the reinforcing fibers include carbon fibers, graphite fibers, aramid fibers, silicon carbide fibers, alumina fibers, boron fibers, tungsten carbide fibers, glass fibers and the like. These may be used alone or in combination of two or more.
  • the double belt press 1C in the fourth embodiment of the above configuration it is possible to impregnate the reinforcing fiber with the thermoplastic resin by the die method.
  • the T-die 16 is supplied while extruding the thermoplastic resin from the die head, and since the inside is in a sealed state, there is no foreign matter contamination from the outside.
  • the thickness of the thermoplastic resin supplied from the T-die 16 is excellent in uniformity, and a prepreg without thickness unevenness can be manufactured.
  • the present disclosure is not limited to this configuration.
  • the driven pulleys 7 and 9 may be belt track interference pulleys. That is, the drive pulleys 6, 8 may be belt track non-interference pulleys.
  • the present disclosure is not limited to this configuration.
  • only one of the driven pulleys 7 and 9 may be serpentine controlled.
  • auxiliary roller 15 assists the pressing force
  • the present disclosure is not limited to this configuration.
  • a second heating device that heats the auxiliary roller 15 May be provided to assist the heating by the drive pulley 6.
  • the driving pulley 6 not only the driving pulley 6 but also the auxiliary roller 15 may be provided opposite to the driving pulley 8 or a second cooling device for cooling the auxiliary roller 15 may be provided.
  • the above-mentioned embodiment explained a composition which heats driving pulley 6, if heating is further needed for a treatment process of work W, it may be composition which heats driving pulley 8, too. Also, conversely, if heating is not necessary for the process of processing the workpiece W, the heating device 10 is not necessarily required. Similarly, if the cooling device 11 does not require cooling in the process of processing the workpiece W, the cooling device 11 is not necessarily required.
  • thermosetting resin for example, epoxy resin, urethane resin
  • compression process to reduce the thickness of the work W
  • lamination process to bond the sheet to the work W
  • uniform thickness of the work W It can be applied to a calibration process and the like.
  • fiber-based composite reinforced materials for example, glass fiber stampable sheets, floorings, building materials, natural fiber boards, radiation reinforced materials, wood plastic composites, materials for printed circuit boards, electronic device parts and the like are listed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Press Drives And Press Lines (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

Cette divulgation concerne une presse à double courroie (1) comprenant une paire de courroies sans fin (2, 3) pour presser une pièce (W) et une paire de groupes de poulies (4, 5) autour de chacune desquelles les courroies sans fin respectives de la paire de courroies sans fin (2, 3) s'enroulent. La paire de groupes de poulies (4, 5) comportent des poulies (6, 8) qui interfèrent mutuellement sur la marche de courroie de la courroie sans fin de sa contrepartie (3, 2).
PCT/JP2015/084905 2015-01-21 2015-12-14 Presse à double courroie WO2016117239A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020177006553A KR101929694B1 (ko) 2015-01-21 2015-12-14 더블 벨트 프레스
CN201580050691.9A CN106715096A (zh) 2015-01-21 2015-12-14 双带压机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-009522 2015-01-21
JP2015009522A JP6414975B2 (ja) 2015-01-21 2015-01-21 ダブルベルトプレス

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WO2016117239A1 true WO2016117239A1 (fr) 2016-07-28

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PCT/JP2015/084905 WO2016117239A1 (fr) 2015-01-21 2015-12-14 Presse à double courroie

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JPH06315987A (ja) * 1993-01-23 1994-11-15 Kurt Held 高度に圧縮された帯状混合物を製造する方法およびダブルベルトプレス
JP2001500443A (ja) * 1996-09-13 2001-01-16 オウェンス コーニング 強化マット
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TW201628815A (zh) 2016-08-16
TWI598204B (zh) 2017-09-11
JP2016132210A (ja) 2016-07-25

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