WO2014132543A1 - 薄板状基材の成形方法および成形装置 - Google Patents
薄板状基材の成形方法および成形装置 Download PDFInfo
- Publication number
- WO2014132543A1 WO2014132543A1 PCT/JP2013/084999 JP2013084999W WO2014132543A1 WO 2014132543 A1 WO2014132543 A1 WO 2014132543A1 JP 2013084999 W JP2013084999 W JP 2013084999W WO 2014132543 A1 WO2014132543 A1 WO 2014132543A1
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- WIPO (PCT)
- Prior art keywords
- thin plate
- substrate
- forming
- molding
- end portion
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
- B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
- B21D19/043—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers for flanging edges of plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/06—Making more than one part out of the same blank; Scrapless working
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/06—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by positive or negative engaging parts co-operating with corresponding parts of the sheet or the like to be processed, e.g. carrier bolts or grooved section in the carriers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
- H01M50/466—U-shaped, bag-shaped or folded
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Definitions
- the present invention relates to a method for forming a thin plate-like substrate and a forming apparatus that embodies the forming method.
- a fuel cell is configured by alternately laminating separators and membrane electrode assemblies. Since the fuel cell can obtain a high output according to the number of laminated layers of the separator and the membrane electrode assembly, it is desirable to increase the number of laminated layers.
- the separator becomes a molded product after forming irregularities, through-holes and the like on the thin plate-like substrate using a forming apparatus equipped with a plurality of press machines while conveying the long thin plate-like substrate.
- the area is punched and molded. That is, the separator is continuously produced by punching after forming irregularities, through holes, and the like in the thin plate-like substrate at regular intervals (see, for example, Patent Document 1). Therefore, if the thin plate-like substrate can be conveyed at high speed, the productivity of the separator can be improved.
- the thin plate-like substrate has a thin plate thickness and does not have sufficient rigidity, if it is transported at a high speed, it may extend excessively in the transport direction and cause distortion, and the molding accuracy may not be maintained. It was. If the productivity of the separator cannot be improved by transporting the thin plate-like substrate at a high speed, a larger number of molding apparatuses must be used in order to secure the required number of separators.
- the present invention has been made in order to solve the above-mentioned problems, and shortens the time required for forming a thin plate-like substrate while maintaining the forming accuracy of the thin plate-like substrate.
- An object of the present invention is to provide a molding method capable of improving the productivity and a molding apparatus embodying the molding method.
- the method for forming a thin plate-like substrate according to the present invention includes a tensile conveyance step and a forming step.
- the tensile conveyance step the thin plate-shaped substrate is conveyed while being pulled in the conveyance direction while grasping both ends along the conveyance direction of the thin plate-shaped substrate having a long length and pulling it outward.
- the molding step predetermined molding is performed on the thin plate-like substrate.
- the thin plate-like substrate forming apparatus that achieves the above object has a tension part, a conveying part, a forming part, and a control part.
- the pulling portion grips both ends of the long thin plate-like substrate along the transport direction by the first gripping portion and the second gripping portion, respectively, and pulls the outer side crossing the transport direction.
- a conveyance part conveys the thin-plate-shaped base material of the state pulled by the tension
- molding part performs a predetermined shaping
- a control part controls the action
- molding apparatus It is a perspective view which shows typically the state which pulled the both ends of the thin-plate-shaped base material already curled and being conveyed using the tension
- FIG. 6 corresponds to S11 of FIG. 5 and is a cross-sectional view showing a state where curl molding is performed on both ends of a thin plate-like substrate being conveyed by a gripping molding unit of the molding apparatus.
- FIG. 6 is a cross-sectional view corresponding to S12 of FIG. 5 and showing a state in which both ends of the curled and shaped sheet-like base material are clamped while the gripper is closed in the tension portion of the molding apparatus. 6 corresponds to S13 of FIG.
- FIG. 5 is a cross-sectional view showing a state in which both ends of a curled thin sheet-like base material are pulled outward by a gripper of a tension portion.
- FIG. 6 is a cross-sectional view corresponding to S ⁇ b> 15 of FIG. 5, showing a state where the gripper is opened and both ends of the thin plate-like substrate are released in the tension portion of the molding apparatus.
- It is a flowchart which shows the operation
- FIG. 11 is a cross-sectional view corresponding to S ⁇ b> 21 of FIG. 10 and showing a state in which both ends of the sheet-like base material that are not curled are held while the gripper is closed in the tension portion of the forming apparatus.
- FIG. 1 is a top view showing a main part of a molding apparatus 1 for a thin plate-like substrate 100.
- FIG. 2 is a perspective view schematically showing a state in which curl forming is performed on both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100 being conveyed using the grip forming portion 20 of the forming apparatus 1. is there.
- FIG. 3 shows a state in which the holding portions (one end portion 100c and the other end portion 100d) of the thin plate-like substrate 100 that has been curled and are being conveyed are pulled outward using the pulling portion 30 of the forming apparatus 1. It is a perspective view showing typically.
- FIG. 4 is a perspective view showing the main parts of the tension unit 30 and the transport unit 10 of the molding apparatus 1.
- the molding apparatus 1 includes a transport unit 10, a grip molding unit 20, a tension unit 30, a molding unit 40, and a control unit 50.
- a transport unit 10 transports a grip molding unit 20
- a tension unit 30 tension unit 30
- a molding unit 40 control unit 50.
- the transport unit 10 transports the thin plate-like substrate 100 that has been pulled outwardly intersecting the transport direction by a later-described pulling unit 30 while pulling in the transport direction.
- the conveyance unit 10 includes a mounting table 11, a reference table 12, a conveyance belt 13, a lower rail 14, an upper rail 15, a backup roller 16, a driving roller 17, and a driven roller 18.
- the mounting table 11 mounts the components of the transport unit 10, the grip forming unit 20, and the tension unit 30.
- the mounting table 11 is made of, for example, metal and is formed in a plate shape.
- the reference table 12 is an upper part of the mounting table 11 and is provided along both ends of the thin plate-like substrate 100 to be conveyed.
- the reference table 12 is provided with each configuration of the transport unit 10 and each configuration excluding the driving member 34 of the tension unit 30.
- the reference table 12 is made of, for example, metal and is formed in a plate shape.
- the transport belt 13 is provided on the reference table 12 in a state of being pressed from the inside by a driving roller 17 and a driven roller 18 described later.
- the conveyor belt 13 is made of rubber, for example, and is formed in an endless shape.
- the conveyance belt 13 has a plurality of first gripping members 31 of a pulling portion 30 described later joined at regular intervals.
- the lower rail 14 and the upper rail 15 are provided on the reference base 12 as shown in FIG.
- the lower rail 14 and the upper rail 15 are not shown in FIG.
- the lower rail 14 and the upper rail 15 are made of metal, for example, and are formed in an annular shape having a recess.
- the conveyor belt 13 is inserted into the recesses of the lower rail 14 and the upper rail 15 facing each other. Using the upper rail 15 and the lower rail 14, the conveyor belt 13 is held from above and below.
- the backup rollers 16 are arranged at regular intervals along the inner peripheral surface of the conveyor belt 13 on the reference table 12.
- the backup roller 16 is made of, for example, a rubber member and has a cylindrical shape. The backup roller 16 rotates following the conveyance belt 13.
- the driving roller 17 and the driven roller 18 are provided on one end and the other end of the inner peripheral surface of the conveyor belt 13 on the reference table 12, and are arranged with the conveyor belt 13 pressed from the inside. is doing.
- the driving roller 17 rotates based on the control of the control unit 50 described later.
- the driven roller 18 is rotated following the conveyance belt 13 rotated by the driving roller 17.
- the grip forming unit 20 processes both ends along the transport direction of the thin plate-like substrate 100 based on the control of the control unit 50, and holds the grip part (one end part 100 c and the other end part). 100d).
- the gripping molding unit 20 includes curl rollers 21 to 26.
- the curling rollers 21 to 26 are rotatably arranged on the mounting table 11 of the transport unit 10 on the upstream side of the thin plate-like substrate 100 in the transport direction.
- the curl rollers 21 to 26 have the same configuration as shown in FIG. Specifically, the curling rollers 21 to 26 are made of, for example, a metal harder than the thin plate-like substrate 100, are cylindrical, and have a central portion of the outer peripheral surface curved in a concave shape.
- the curling rollers 21 and 22 are opposed to both ends in a direction intersecting the conveyance direction of the thin plate-like substrate 100 and are in contact with the thin plate-like substrate 100 being conveyed.
- the curling rollers 23 and 24 are downstream of the curling rollers 21 and 22 in the conveyance direction of the thin plate-like substrate 100 and are opposed to both ends in the direction intersecting the conveyance direction of the thin plate-like substrate 100 and are being conveyed.
- the base material 100 is provided so as to penetrate both ends. The distance between the curling roller 23 and the curling roller 24 is shorter than the distance between the curling roller 21 and the curling roller 22.
- the curling rollers 25 and 26 are located downstream of the curling rollers 23 and 24 in the transport direction of the thin plate-like substrate 100 and are opposed to both ends in a direction intersecting the transport direction of the thin plate-like substrate 100 and are being transported. It is provided so as to further penetrate both ends of the substrate 100.
- the distance between the curling roller 25 and the curling roller 26 is shorter than the distance between the curling roller 23 and the curling roller 24.
- each of the curling rollers 21 to 26 uses a central portion of the outer peripheral surface curved in a concave shape to form both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100 in a curled shape.
- FIG. 2A shows a state immediately before the thin plate-like substrate 100 is carried into the curl rollers 21 to 26.
- FIG. 2B the thin plate-like substrate 100 is carried into the curl rollers 21 to 26, and curl molding is performed on both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100.
- the thin plate-like substrate 100 formed by curling and forming the gripping portions (one end portion 100c and the other end portion 100d) is carried out from the curling rollers 21 to 26.
- One end portion 100c and the other end portion 100d of the thin plate-like substrate 100 correspond to a gripping portion.
- the tension unit 30 has grips (one end 100 c and the other end 100 d) at both ends along the transport direction of the long thin plate-like substrate 100. It is gripped by the first gripping member 31 and the second gripping member 32 and pulled outwardly intersecting the transport direction.
- FIG. 3A shows a state before the thin plate-like substrate 100 is carried into the tension part 30.
- FIG. 3B the thin plate-like base material 100 is carried into the tension portion 30, and the grip portions (one end portion 100 c and the other end portion 100 d) of the thin plate-like base material 100 are gripped by the tension portion 30. Indicates the state.
- FIG. 3C shows a state in which the thin plate-like substrate 100 that has gripped the gripping portions (the one end portion 100c and the other end portion 100d) by the pulling portion 30 is being transported.
- FIG. 4A shows the main parts of the tension unit 30 and the conveyance unit 10 from the inside of the molding apparatus 1 and from the conveyance region side of the thin plate-like substrate 100.
- FIG. 4B shows the main parts of the tension unit 30 and the transport unit 10 from the outside of the molding apparatus 1.
- pulling part 30 contains the 1st holding member 31, the 2nd holding member 32, the guide member 33, and the drive member 34, as shown in FIG.
- the paired first gripping member 31 and second gripping member 32 correspond to grippers, and grip the end of the thin plate-like substrate 100 being transported, as shown in FIG.
- a plurality of the first gripping members 31 and the second gripping members 32 are joined to the outer peripheral surface of the transport belt 13 of the transport unit 10 at regular intervals.
- the 1st holding member 31 and the 2nd holding member 32 are located so that the both ends of the conveyance direction of the thin-plate shaped base material 100 may be followed, as shown in FIG.1 and FIG.3.
- the first gripping member 31 is positioned relatively upward and the second gripping member 32 is positioned relatively downward at both ends in the transport direction of the thin plate-shaped substrate 100 transported in a horizontal state.
- the first gripping member 31 is paired with the second gripping member 32 and grips the end portion of the thin plate-like substrate 100 being transported.
- a plurality of the first gripping members 31 are joined to the outer peripheral surface of the transport belt 13 of the transport unit 10 at regular intervals.
- the first gripping member 31 is made of, for example, a metal and is formed in a U shape with an opening facing downward.
- the first gripping member 31 has a guide hole 31a formed of a through hole on the side surface.
- the guide hole 31a is formed in an arc shape with a bent portion.
- the guide hole 31a guides the operation of the second gripping member 32 by inserting the guide pin 32a of the second gripping member 32 movably.
- the second gripping member 32 is connected to the first gripping member 31 and grips the end of the thin plate-like substrate 100 being transported.
- the second gripping member 32 is made of, for example, metal and is formed in a rectangular shape with unevenness.
- the second gripping member 32 has a cylindrical guide pin 32 a provided so as to protrude from both ends of the side surface and is movably inserted into the guide hole 31 a below the first gripping member 31.
- the second gripping member 32 includes a smooth guide surface 32b at the bottom.
- the guide surface 32 b of the second gripping member 32 is biased by the guide member 33 whose shape continuously changes along the conveyance direction of the thin plate-like substrate 100.
- the guide surface 32 b of the second gripping member 32 is urged by the guide member 33, the guide surface 32 b is up and down with respect to the transport direction of the thin plate-like substrate 100 and the direction perpendicular to the transport direction of the thin plate-like substrate 100.
- the guide surface 32 b of the second gripping member 32 is rotatable about a guide pin 32 a that moves along the guide hole 31 a of the first gripping member 31.
- the second gripping member 32 includes a protrusion 32 c at the tip facing the thin plate-like substrate 100.
- the protrusion 32 c is provided along the conveyance direction of the thin plate-like substrate 100.
- the protrusion 32c of the second gripping member 32 grips the gripping portions (one end portion 100c and the other end portion 100d) of the thin plate-like substrate 100.
- the guide member 33 biases the second gripping member 32 to move the second gripping member 32 closer to or away from the first gripping member 31.
- the guide member 33 corresponds to a so-called cam, and the shape is continuously changed along the conveyance direction of the thin plate-like substrate 100.
- the guide member 33 is joined to the reference table 12 of the transport unit 10.
- the guide member 33 is made of, for example, metal and is formed in a long shape with a smooth upper surface.
- the long guide members 33 are joined to the reference table 12 so as to be positioned at both ends along the transport direction of the thin plate-like substrate 100.
- the guide surface 32 b of the second gripping member 32 is brought into contact with the upper surface of the guide member 33.
- the guide member 33 moves the second gripping member 32 closer to or away from the first gripping member 31 by continuously changing the upper surface along the transport direction of the thin plate-like substrate 100.
- the second gripping member 32 gradually approaches the first gripping member 31.
- the position of the upper surface of the guide member 33 is continuously lowered along the conveying direction of the thin plate-like substrate 100, the second gripping member 32 is gradually separated from the first gripping member 31.
- the second gripping is performed via the thin plate-like substrate 100.
- the protrusion 32 c of the member 32 is pressed against the first gripping member 31.
- the protrusion 32c of the second gripping member 32 is in a state of being pulled while holding the gripping portion (one end portion 100c and the other end portion 100d) of the thin plate-like substrate 100.
- the protrusion 32c of the second gripping member 32 becomes the first. 1 away from the gripping member 31.
- the protrusion 32c of the second gripping member 32 is in a state where the gripping portions (one end portion 100c and the other end portion 100d) of the thin plate-like substrate 100 are released.
- the drive members 34 are disposed at, for example, the four corners of the mounting table 11.
- the drive member 34 is composed of, for example, a hydraulic cylinder.
- the driving member 34 uses the driving member 34 to pull the reference base 12 in the direction orthogonal to the conveying direction of the thin plate-like substrate 100 and outward from the thin plate-like substrate 100. Since the reference bases 12 are provided along both ends of the thin plate-like substrate 100 to be conveyed, the driving member 34 is configured to pull the thin plate-like substrate 100 outward from both directions orthogonal to the conveyance direction. .
- the drive member 34 is not essential. That is, in the molding apparatus 1, the thin plate-like substrate 100 can be pulled outward in the transport direction by urging the second gripping member 32 outward in the transport direction using the guide member 33.
- the forming unit 40 performs predetermined forming on the thin plate-like substrate 100 as shown in FIG.
- the forming unit 40 includes a plurality of press machines 41 disposed above the thin plate-like substrate 100 and along the conveying direction of the thin plate-like substrate 100.
- the press machine 41 uses a general machine for forming irregularities, through holes and the like on the thin plate-like substrate 100. Therefore, the press machine 41 is schematically illustrated in FIG. Using the press machine 41, the positioning hole 100e for positioning, the uneven flow path 100f in the active area, and the manifold hole 100g for supplying and discharging gas and cooling water are formed on the thin plate-like substrate 100. Thereafter, the press machine 41 punches out a portion to be a separator and opens a punching hole 100h.
- the control unit 50 controls the operations of the transport unit 10, the grip molding unit 20, the tension unit 30, and the molding unit 40.
- the control unit 50 includes a controller 51 as shown in FIG.
- the controller 51 is disposed on the mounting table 11 of the transport unit 10.
- the controller 51 includes a ROM, a CPU, a RAM, and the like.
- a ROM Read Only Memory stores a control program related to the processing of the thin plate-like substrate 100 by the molding apparatus 1.
- a CPU Central Processing Unit
- a RAM Random Access Memory temporarily stores various data during processing of the thin plate-like substrate 100 by the molding apparatus 1.
- FIG. 5 is a flowchart showing an operation of performing a forming process on the thin plate-like substrate 100 being conveyed using the forming apparatus 1.
- FIG. 6 corresponds to S11 of FIG. 5 and shows a state in which curl forming is performed on both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100 being conveyed by the grip forming unit 20 of the forming apparatus 1. It is sectional drawing.
- FIG. 7 corresponds to S12 of FIG. 5, and the grip portion (one end portion 100c and the other end portion 100d not shown) of the thin plate-like substrate 100 is clamped while the gripper is closed in the tension portion 30 of the molding apparatus 1. It is sectional drawing which shows a state.
- FIG. 8 corresponds to S13 of FIG.
- FIG. 5 is a cross-sectional view showing a state in which the gripping portion (one end portion 100c and the other end portion 100d not shown) of the thin plate-like substrate 100 is pulled outward by the gripper of the pulling portion 30. It is.
- FIG. 9 corresponds to S15 in FIG. 5, and the gripper (one end 100c and the other end 100d not shown) of the thin plate-like substrate 100 is opened by opening the gripper in the tension part 30 of the molding apparatus 1.
- FIG. 9 corresponds to S15 in FIG. 5 and the gripper (one end 100c and the other end 100d not shown) of the thin plate-like substrate 100 is opened by opening the gripper in the tension part 30 of the molding apparatus 1.
- the grip-molding portion 20 is used, and both ends (one end portion 100a and other not shown) of the thin plate-like substrate 100 are used. Curling is performed on the end portion 100b) (S11 in FIG. 5).
- FIG. 6A corresponds to a cross section taken along line 6 (a) -6 (a) in FIG. 2B. 6A, both ends (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 are brought into contact with the curl roller 21 and the not-shown curling roller 22 to perform curl molding. The previous state is shown.
- FIG. 6B corresponds to a cross section taken along line 6 (b) -6 (b) in FIG. As shown in FIG. 6 (b), both ends (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 are brought into contact with the curling roller 23 and the curling roller 24 (not shown), and gradually. Perform curl molding.
- FIG. 6A corresponds to a cross section taken along line 6 (a) -6 (a) in FIG. 2B. 6A, both ends (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 are brought into contact with the curl roller 21 and the not-shown curl
- 6C corresponds to a cross section taken along line 6 (c) -6 (c) in FIG.
- the forming of the gripping portion (one end portion 100c and the other end portion 100d not shown) of the thin plate-like substrate 100 is completed using the curl roller 25 and the curling roller 26 not shown. .
- the gripping portion (one end portion 100c and the illustrated portion) of the thin plate-like substrate 100 is closed on the upstream side of the processing region of the thin plate-like substrate 100 being conveyed while the gripper of the tension portion 30 is closed.
- the other end 100d) is sandwiched.
- the gripper corresponds to the paired first gripping member 31 and second gripping member 32 (S12 in FIG. 5).
- FIG. 7 (a) corresponds to a cross section taken along line 7 (a) -7 (a) in FIG. 3 (b). As shown to Fig.7 (a), it begins to clamp the holding part (the one end part 100c and the other end part 100d not shown) of the thin-plate-like base material 100.
- FIG. 7B corresponds to a cross section taken along line 7 (b) -7 (b) in FIG.
- FIG. 7B shows a state immediately before the gripping portion (one end portion 100c and the other end portion 100d not shown) of the thin plate-like substrate 100 is sandwiched.
- the second gripping member 32 gradually approaches the first gripping member 31, The thin plate-like substrate 100 is held by the first holding member 31 and the second holding member 32.
- the gripping portion (one end portion 100c and other not shown) of the thin plate-like base material 100 is gripped by the gripper of the pulling portion 30 upstream of the processing region of the thin plate-like base material 100 being conveyed.
- the end 100d) is pulled outward (S13 in FIG. 5).
- FIG. 8 corresponds to a cross section taken along line 8-8 in FIG. 3 (b). That is, since the guide member 33 of the tension portion 30 is continuously projected in a direction perpendicular to the conveying direction of the thin plate-like substrate 100 and outward of the thin plate-like substrate 100, the thin plate-like substrate 100 is Accordingly, the protrusion 32 c of the second gripping member 32 presses against the first gripping member 31. At this time, the protrusion 32c of the second gripping member 32 is in a state of being pulled while holding the gripping portion (the one end portion 100c and the other end portion 100d (not shown)) of the thin plate-like substrate 100.
- a positioning hole 100e As shown in FIG. 1, using a press machine 41, a positioning hole 100e, an uneven flow path 100f in an active area, and a manifold for supplying and discharging gas and cooling water to a thin plate-like substrate 100
- the holes 100g are formed in order. Thereafter, a portion to be a separator is punched to open a punching hole 100h.
- the gripper (one end portion 100c and the other end portion not shown) is opened by opening the gripper on the downstream side of the processing region of the thin plate-like substrate 100 being conveyed. 100d) is released. (S15 in FIG. 5).
- FIG. 9A the gripping portion (one end portion 100c and the other end portion 100d (not shown)) of the thin plate-like substrate 100 starts to be released.
- FIG. 9B shows a state after the gripping portions (one end portion 100c and the other end portion 100d not shown) of the thin plate-like substrate 100 are released. That is, since the guide member 33 of the tension part 30 is continuously retracted in a direction perpendicular to the conveying direction of the thin plate-like substrate 100 and inward of the thin plate-like substrate 100, The protrusion 32 c is separated from the first gripping member 31. At this time, the protrusion 32c of the second gripping member 32 is in a state where the gripping portions (the one end portion 100c and the other end portion 100d (not shown)) of the thin plate-like substrate 100 are released.
- the molding method of the thin plate-like substrate 100 according to the first embodiment described above and the molding apparatus 1 that embodies the molding method the following operational effects are achieved.
- the method for forming the thin plate-like substrate 100 includes a gripping forming step, a tensile conveyance step, and a forming step.
- the grip forming step both ends along the transport direction of the thin plate-like substrate 100 being transported are respectively processed to form grip portions (one end portion 100c and the other end portion 100d).
- the tensile conveyance process while holding the gripping portions at both ends along the conveyance direction of the long thin plate-like substrate 100 and pulling the thin plate-like substrate 100 in the conveyance direction while pulling outwardly intersecting the conveyance direction, Transport.
- predetermined molding is performed on the thin plate-like substrate 100.
- the forming apparatus 1 of the thin plate-like substrate 100 includes a gripping forming part 20, a pulling part 30, a conveying part 10, a forming part 40, and a control part 50.
- the grip forming unit 20 processes both ends along the transport direction of the thin plate-like substrate 100 to form a grip portion (one end portion 100c and the other end portion 100d).
- the tension part 30 grips the grip parts (one end part 100c and the other end part 100d) at both ends along the transport direction of the long thin plate-like substrate 100 by the first grip member 31 and the second grip member 32, respectively. Pull outward to intersect the transport direction.
- the transport unit 10 transports the thin plate-like substrate 100 that has been pulled outward by the pulling unit 30 so as to intersect the transport direction while pulling in the transport direction.
- the forming unit 40 performs predetermined forming on the thin plate-like substrate 100.
- the control unit 50 controls the operations of the grip forming unit 20, the pulling unit 30, the transport unit 10, and the forming unit 40.
- the gripping portions (the one end portion 100c and the other end portion) formed at both ends along the conveying direction of the long thin plate-like substrate 100. 100d)
- the thin plate-like substrate 100 is pulled while pulling the thin plate-like substrate 100 in the carrying direction.
- the thin plate-like substrate 100 is stably held via the holding portions (the one end portion 100c and the other end portion 100d), thereby forming a thin plate shape.
- the substrate 100 can be conveyed and molded at high speed without distortion.
- the time required for processing the thin plate-like base material 100 is shortened while sufficiently maintaining the forming accuracy of the thin plate-like base material 100.
- Productivity related to the molding of the substrate 100 can be improved.
- the conveyance of the thin plate-like substrate 100 may not be stopped.
- the grip forming step and the grip forming unit 20 may be configured to bend or refract both ends along the transport direction of the thin plate-like substrate 100 to form the grip portions (the one end portion 100c and the other end portion 100d).
- the thin plate-like substrate 100 is stably held using the grip portions (one end portion 100c and the other end portion 100d) formed at both ends of the thin plate-like substrate 100 by a very simple method. Can be pulled in state.
- the portions that form the gripping portions are portions that are discarded after molding, so that no molding loss occurs in the thin plate-like substrate 100.
- pulling part 30 are urged
- the thin plate-like substrate 100 is pulled outwardly intersecting the transport direction with a simple configuration using only the mechanical guide member 33 without using an electric mechanism. be able to.
- the drive member 34 made of, for example, a hydraulic cylinder disposed on the mounting table 11 is not essential.
- the molding apparatus 2 according to the second embodiment has a configuration in which both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100 that are not curled are sandwiched by using the tension portion 60. It differs from the structure of the shaping
- the forming apparatus 2 includes a tension unit 60 in addition to the transport unit 10 and the control unit 50 described above.
- molding apparatus 2 is demonstrated, referring FIG. 10 and FIG.
- FIG. 10 is a flowchart showing an operation for processing the thin plate-like substrate 100 being conveyed using the molding apparatus 2.
- FIG. 11 corresponds to S21 of FIG. 10, and shows both ends (one end portion 100a and the other end portion 100b) of the tension unit 60 of the molding apparatus 2 where the gripper is closed and the thin plate-like substrate 100 is not curled. It is sectional drawing which shows the state clamped.
- the tension portion 60 grips both ends (one end portion 100a and the other end portion 100b (not shown)) along the conveying direction of the long thin plate-like substrate 100 by the first gripping member 61 and the second gripping member 62, respectively. Pull outward to intersect the transport direction.
- the tension portion 60 includes a first gripping member 61, a second gripping member 62, a rotating member 63, and the drive member 34 described above.
- the paired first gripping member 61 and second gripping member 62 are end portions (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 being transported. Grip.
- a plurality of the first gripping members 61 and the second gripping members 62 are joined to the outer peripheral surface of the transport belt 13 of the transport unit 10 at regular intervals.
- the 1st holding member 61 and the 2nd holding member 62 are located so that the both ends of the conveyance direction of the plate-shaped base material 100 may be met.
- the first gripping member 61 is positioned relatively upward and the second gripping member 62 is positioned relatively downward.
- the first gripping member 61 is paired with the second gripping member 62, and grips both ends (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 being transported.
- the first gripping member 61 is made of, for example, a metal and is formed in a plate shape.
- the plate-like first gripping member 61 is joined so as to be orthogonal to the transport belt 13.
- a rotating part 62 a of the second gripping member 62 is rotatably held at the lower part of the first gripping member 61.
- a rotating member 63 is joined to the upper part of the first gripping member 61.
- the second gripping member 62 is paired with the first gripping member 61 and grips both ends (one end portion 100a and the other end portion 100b not shown) of the thin plate-like substrate 100 being transported.
- the second gripping member 62 is made of, for example, a metal, and is formed in a plate shape whose center portion is refracted.
- the second gripping member 62 is provided with a long and cylindrical rotating part 62a in the upper central portion.
- the rotating part 62 a is rotatably attached to the lower part of the first gripping member 61 so that the longitudinal direction thereof is along the transport direction of the thin plate-like substrate 100.
- the connecting portion 62 b provided at one end of the second gripping member 62 is connected to the rotating member 63. Of both ends of the second gripping member 62, a connecting portion 62 b is provided at one end that does not grip the thin plate-like substrate 100.
- the rotating member 63 rotationally drives the second gripping member 62 and grips the thin plate-like substrate 100 by the second gripping member 62 and the first gripping member 61.
- the rotating member 63 is composed of an actuator, for example. Any specification of electric, hydraulic, or pneumatic can be applied to the actuator.
- the rotating member 63 is joined to the upper part of the first gripping member 61.
- the telescopic part 63 a of the rotating member 63 is connected to the connecting part 62 b of the second gripping member 62 through the through hole of the first gripping member 61.
- the second gripping member 62 rotates to one side around the rotating part 62a, so that the tip of the second gripping member 62 approaches the first gripping member 61, and the thin plate The end of the substrate 100 is gripped.
- the telescopic portion 63a of the rotating member 63 is contracted, the second gripping member 62 rotates to the other side around the rotating portion 62a, so that the tip of the second gripping member 62 is separated from the first gripping member 61. Then, the end of the thin plate-like substrate 100 is released.
- FIG. 10 is a flowchart showing an operation for processing the thin plate-like substrate 100 being conveyed using the molding apparatus 2.
- FIG. 11 corresponds to S21 of FIG. 10, and shows both ends (one end portion 100a and the other end portion 100b) of the tension unit 60 of the molding apparatus 2 where the gripper is closed and the thin plate-like substrate 100 is not curled. It is sectional drawing which shows the state clamped.
- both ends of the thin plate-like substrate 100 (one end portion 100 a and the illustration are shown) while closing the gripper of the tension portion 60 on the upstream side of the processing region of the thin plate-like substrate 100 being conveyed.
- the other end portion 100b) is clamped and pulled outward.
- the gripper corresponds to the first gripping member 61 and the second gripping member 62.
- FIG. 11 (a) it begins to clamp the holding part (the one end part 100c and the other end part 100d) of the thin plate-shaped base material 100.
- FIG. FIG. 11B shows a state immediately after the gripping portions (one end portion 100c and the other end portion 100d) of the thin plate-like substrate 100 are sandwiched.
- the drive member 34 is used to move the reference base 12 in a direction orthogonal to the conveying direction of the thin plate-like substrate 100 and away from the thin plate-like substrate 100. (S21 in FIG. 10).
- the gripper is opened on the downstream side of the processing region of the thin plate-like substrate 100 being conveyed, and both ends (one end portion 100a and the other end portion 100b) of the thin plate-like substrate 100 are released. (S23 in FIG. 10).
- the molding method of the thin plate-like substrate 100 according to the second embodiment described above and the molding apparatus 2 that embodies the molding method the following operational effects are achieved.
- the method for forming the thin plate-like substrate 100 according to the second embodiment includes a tensile conveyance process and a forming process.
- the tensile conveyance step the thin plate-like substrate 100 is conveyed while being pulled in the conveyance direction while grasping both ends of the long thin plate-like substrate 100 along the conveyance direction and pulling it outward.
- the molding step predetermined molding is performed on the thin plate-like substrate 100.
- the forming device 2 of the thin plate-like substrate 100 includes a tension unit 60, a transport unit 10, a forming unit 40, and a control unit 50.
- the pulling unit 60 grips both ends of the long thin plate-like substrate 100 along the transport direction by the first gripping member 61 and the second gripping member 62, respectively, and pulls the outer side crossing the transport direction.
- the transport unit 10 transports the thin plate-like substrate 100 that has been pulled outward by the pulling unit 60 while intersecting the transport direction while pulling in the transport direction.
- the forming unit 40 performs predetermined forming on the thin plate-like substrate 100.
- the control unit 50 controls the operations of the tension unit 60, the transport unit 10, and the molding unit 40.
- both ends (one end portion 100a and the other end portion 100b) along the conveying direction of the long thin plate-like substrate 100 are gripped.
- the thin plate-like substrate 100 is conveyed while being pulled in the conveying direction while being pulled outwardly intersecting the conveying direction.
- the thin plate-like substrate 100 can be conveyed and molded at high speed without distortion.
- the time required for processing the thin plate-like substrate 100 can be shortened while maintaining the forming accuracy of the thin plate-like substrate 100, and the thin plate-like substrate 100 can be processed.
- the productivity related to 100 molding can be improved.
- the configuration has been described in which the gripping part is formed by bending both ends along the transport direction of the thin plate-like substrate 100 by the gripping molding part 20.
- the present invention is not limited to such a configuration.
- a plurality of through holes are formed at regular intervals on both ends of the thin plate-like substrate 100 so as to easily grasp both ends along the conveyance direction. May be.
- fine uneven marks may be formed on both ends of the thin plate-like substrate 100 so that both ends along the transport direction can be easily gripped.
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Abstract
Description
第1実施形態に係る薄板状基材100の成形方法、およびその成形方法を具現化した薄板状基材100の成形装置1について、図1~図9を参照しながら説明する。
第2実施形態に係る薄板状基材100の成形方法、およびその成形方法を具現化した薄板状基材100の成形装置2について、図10および図11を参照しながら説明する。
10 搬送部、
11 載置台、
12 基準台、
13 搬送ベルト、
14 下部レール、
15 上部レール、
16 バックアップローラ16、
17 駆動ローラ、
18 従動ローラ、
20 把持成形部、
21,22,23,24,25,26 カールローラ、
30 引張部、
31 第1把持部材、
31a ガイド孔、
32 第2把持部材、
32a ガイドピン、
32b 案内面、
32c 突起、
33 案内部材(引張部材に相当)、
34 駆動部材(引張部材に相当)、
40 成形部、
41 プレス加工機、
50 制御部、
51 コントローラ、
60 引張部、
61 第1把持部材、
62 第2把持部材、
62a 回転部、
62b 連結部、
63 回動部材、
63a 伸縮部、
100 薄板状基材、
100a 一端部、
100b 他端部、
100c 一端部(把持部に相当)、
100d 他端部(把持部に相当)、
100e ロケート孔、
100f 流路、
100g マニホールド孔、
100h 打抜孔。
Claims (6)
- 長尺からなる薄板状基材の搬送方向に沿った両端を把持して搬送方向と交差した外方に引っ張りつつ、前記薄板状基材を搬送方向に引っ張りながら搬送する引張搬送工程と、
前記薄板状基材に対して所定の成形を施す成形工程と、を有する薄板状基材の成形方法。 - 搬送中の前記薄板状基材の搬送方向に沿った両端をそれぞれ加工して把持部を成形する把持成形工程をさらに有し、
前記引張搬送工程は、前記薄板状基材の前記把持部を把持して搬送方向と交差した外方に引っ張る請求項1に記載の薄板状基材の成形方法。 - 前記把持成形工程は、前記薄板状基材の搬送方向に沿った両端を屈曲または屈折させて前記把持部を成形する請求項2に記載の薄板状基材の成形方法。
- 長尺からなる薄板状基材の搬送方向に沿った両端をそれぞれ第1把持部および第2把持部によって把持して搬送方向と交差した外方に引っ張る引張部と、
前記引張部によって搬送方向と交差した外方に引っ張られた状態の前記薄板状基材を搬送方向に引っ張りながら搬送する搬送部と、
前記薄板状基材に対して所定の成形を施す成形部と、
前記引張部、前記搬送部、および前記成形部の作動を制御する制御部と、を有する薄板状基材の成形装置。 - 前記制御部の制御に基づき、前記薄板状基材の搬送方向に沿った両端を加工して把持部を成形する把持成形部をさらに有し、
前記引張部は、前記薄板状基材の前記把持部を把持して引っ張る請求項4に記載の薄板状基材の成形装置。 - 前記引張部は、第1把持部または第2把持部を、搬送方向に沿って備えた案内部材によって付勢し、搬送方向と交差した外方に移動させる請求項4または5に記載の薄板状基材の成形装置。
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US14/766,833 US10361412B2 (en) | 2013-02-26 | 2013-12-26 | Method and apparatus for forming thin-board-like base material |
JP2015502730A JP5950018B2 (ja) | 2013-02-26 | 2013-12-26 | 薄板状基材の成形方法および成形装置 |
CA2901867A CA2901867C (en) | 2013-02-26 | 2013-12-26 | Method and apparatus for forming a thin, board-like base material |
CN201380072902.XA CN104994971B (zh) | 2013-02-26 | 2013-12-26 | 薄板状基材的成形方法及成形装置 |
EP13876283.6A EP2962781B1 (en) | 2013-02-26 | 2013-12-26 | Method and apparatus for forming thin-board-like base material |
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JP7368295B2 (ja) * | 2020-03-31 | 2023-10-24 | 本田技研工業株式会社 | 燃料電池用セパレータの製造方法、および燃料電池用セパレータの製造装置 |
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EP2962781A4 (en) | 2016-07-06 |
CA2901867A1 (en) | 2014-09-04 |
CN104994971B (zh) | 2018-01-19 |
US20150380701A1 (en) | 2015-12-31 |
EP2962781A1 (en) | 2016-01-06 |
EP2962781B1 (en) | 2017-07-12 |
JPWO2014132543A1 (ja) | 2017-02-02 |
US10361412B2 (en) | 2019-07-23 |
CA2901867C (en) | 2017-06-13 |
CN104994971A (zh) | 2015-10-21 |
JP5950018B2 (ja) | 2016-07-13 |
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