WO2016133078A1 - Procédé de production d'une structure collée et structure collée - Google Patents

Procédé de production d'une structure collée et structure collée Download PDF

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Publication number
WO2016133078A1
WO2016133078A1 PCT/JP2016/054419 JP2016054419W WO2016133078A1 WO 2016133078 A1 WO2016133078 A1 WO 2016133078A1 JP 2016054419 W JP2016054419 W JP 2016054419W WO 2016133078 A1 WO2016133078 A1 WO 2016133078A1
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WO
WIPO (PCT)
Prior art keywords
resin member
metal member
pressing
resin
manufacturing
Prior art date
Application number
PCT/JP2016/054419
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English (en)
Japanese (ja)
Inventor
和義 西川
豊博 今泉
恭司 北村
Original Assignee
オムロン株式会社
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
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Publication of WO2016133078A1 publication Critical patent/WO2016133078A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/32—Bonding taking account of the properties of the material involved
    • B23K26/324—Bonding taking account of the properties of the material involved involving non-metallic parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B23K26/382—Removing material by boring or cutting by boring
    • B23K26/389—Removing material by boring or cutting by boring of fluid openings, e.g. nozzles, jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/60—Preliminary treatment
    • 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
    • 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
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/16—Laser beams

Definitions

  • the present invention relates to a method for manufacturing a bonded structure having a bonding region where an outer surface of a metal member and a resin member are bonded, and a bonded structure manufactured by the manufacturing method.
  • Patent Document 1 is known as a document describing a joint structure composed of a metal member and a resin member.
  • Patent Document 1 a coated metal preform (metal member) having an organic resin layer on the surface, a molded body (resin member) of a thermoplastic resin composition bonded to the surface of the painted metal preform,
  • a method for manufacturing a composite including a step of joining a molded body of the thermoplastic resin composition to the surface of the organic resin layer by thermocompression bonding.
  • the metal member and the resin member are set in the thermocompression press machine, the metal member and the resin member are joined by applying heat and pressure to the metal member and the resin member.
  • a structure can be manufactured.
  • Patent Document 1 is a method in which a metal member and a resin member are set in a thermocompression press machine, and the thermocompression press machine is operated in one direction so as to perform thermocompression.
  • a bonded structure including a plurality of bonded surfaces for bonding a resin member around a metal member.
  • the present invention has been made in view of such a point, and the object of the present invention is to provide a metal member and a metal member and a resin member even when there are a plurality of bonding surfaces and even when the bonding surfaces are curved surfaces.
  • An object of the present invention is to provide a method for manufacturing a bonded structure capable of suppressing variations in bonding on a bonded surface with a resin member, and a bonded structure using the manufacturing method.
  • the present invention is configured as follows.
  • a method for manufacturing a bonded structure according to the present invention is a method for manufacturing a bonded structure having a bonding region in which an outer surface of a metal member and a resin member are bonded, and an opening is formed in the bonding region of the metal member.
  • a step of forming a concave portion, and a step of pressing the bulged portion bulged from the surface of the resin member so as to surround the outer surface of the metal member, and joining the resin member to the metal member A pressing step for contacting in the region and a joining step for melting and joining the resin member including the bulging portion and filling the concave portion of the metal member with the resin member for joining.
  • the said bulging part has an inclined surface inclined with respect to the pressing direction of the said resin member, and is perpendicular
  • the metal member and the resin member are brought into contact with each other by pressing the inclined surface of the bulging portion in the direction, and the melting of the resin member in the joining step is performed when the resin member presses the metal member. It may be done.
  • the said bulging part has an inclined surface inclined with respect to the pressing direction of the said resin member, and is horizontal with respect to the surface of the said resin member in the said press process.
  • the metal member and the resin member are brought into contact with each other by pressing the inclined surface of the bulging portion in the direction, and the melting of the resin member in the joining step is performed when the resin member presses the metal member. It may be done.
  • the bulging portion of the resin member that is in contact with the metal member may be melted by heating the metal member.
  • the manufacturing method of the bonded structure according to the present invention is a manufacturing method of a bonded structure having a bonded region in which the outer surface of the metal member and the resin member are bonded, and the bonded region in the metal member includes: A concave portion forming step of forming a concave portion having an opening; a pressing step of pressing the resin member surrounding the outer surface of the metal member toward the metal member; and an outer surface of the metal member and surrounding the outer surface.
  • the bulging portion bulged from the surface of the resin member is irradiated with a laser to melt the resin member including the bulging portion, and the concave portion of the metal member is filled with the resin member including the bulging portion.
  • a joining step for joining is a joining step for joining.
  • the concave portion in the manufacturing method of the bonded structure, may be formed by irradiating a laser in which one pulse includes a plurality of subpulses.
  • a through hole is provided in the resin member, the bulging portion is formed around the through hole, and the metal member is disposed in the through hole. It may be inserted.
  • the metal member is provided with a support portion that supports the resin member during the pressing step, and the resin member is engaged with the support portion.
  • a support part and the engaging part may be engaged at the time of pressing in the pressing step.
  • the pressing in the pressing step may be performed by any one of a pressing method, a compressed air method, a weighting method, and a mechanical method.
  • the bonded structure according to the present invention is manufactured by the method for manufacturing a bonded structure.
  • the present invention even when there are a plurality of joint surfaces between the metal member and the resin member, or even when the joint surface is a curved surface, it is possible to suppress joint variation on the joint surface between the metal member and the resin member.
  • the manufacturing method of a joining structure and a joining structure using this manufacturing method can be provided.
  • FIG. 1 is a perspective view before joining of the joint structure of the first embodiment
  • FIG. 2 is an explanatory view for explaining a manufacturing method of the joint structure of the first embodiment
  • FIG. 3 is a joint of the first embodiment
  • FIG. 4A is a main part sectional view of the joint structure of the first embodiment
  • FIG. 4B is a main part sectional view of a joint structure of a modification of the first embodiment.
  • the cross-sectional hatching is omitted in consideration of the visibility of the drawing.
  • the joint structure 1 of the present embodiment has a plurality of joint regions BF1 in which the outer surface of the metal member 2a and the resin member 3a are joined.
  • Examples of the metal member 2a include iron metal, stainless steel metal, copper metal, aluminum metal, magnesium metal, and alloys thereof. Moreover, a metal molding may be sufficient and zinc die-casting, aluminum die-casting, powder metallurgy, etc. may be sufficient.
  • the metal member 2a of the present embodiment has a rectangular parallelepiped shape, but the shape of the metal member 2a is not limited to this example, and may be a cylindrical shape.
  • the metal member 2a includes a main body portion 21a and a support portion 22a that supports the resin member 3a during a pressing step in the manufacturing method of the bonded structure described later.
  • the four outer surfaces of the rectangular parallelepiped main body portion 21a on the support portion 22a side are used as the bonding region BF1.
  • a concave portion o having an opening on the surface of the metal member 2a is formed.
  • the concave portion o is a substantially circular non-through hole when seen in a plan view, and a plurality of the concave portions o are formed on the surface of the metal member 2a.
  • the shape of the concave portion o may be, for example, a groove shape as long as the cross section is concave.
  • the opening diameter of the concave portion o is preferably 30 ⁇ m or more and 100 ⁇ m or less. This is because if the opening diameter is less than 30 ⁇ m, the resin member 3a cannot be sufficiently confined in the concave portion o in the bonding step described later, and the filling property into the concave portion o is deteriorated. On the other hand, if the opening diameter exceeds 100 ⁇ m, the number of concave portions o per unit area may decrease and a desired bonding effect may not be obtained. Moreover, it is preferable that the depth of the recessed part o is 10 micrometers or more. This is because when the depth is less than 10 ⁇ m, the filling property to the concave portion o is deteriorated.
  • the interval between the concave portions o (the distance between the center of the predetermined concave portion o and the center of the concave portion o adjacent to the predetermined concave portion o) is preferably 200 ⁇ m or less. This is because if the interval between the concave portions o exceeds 200 ⁇ m, the number of the concave portions o per unit area decreases, and a desired bonding effect may not be obtained.
  • An example of the lower limit of the interval between the concave portions o is a distance at which the concave portions o are not overlapped and crushed.
  • the interval of the recessed part o is an equal interval. This is because the heat distribution of the resin member 3a is isotropic during the joining process when the concave portions o are equally spaced.
  • the concave portion o is filled with a resin member 3a described later, whereby the metal member 2a and the resin member 3a are joined.
  • the concave portion o of the present embodiment is formed with a protruding portion t protruding inward (see, for example, FIG. 4A).
  • the resin member 3a is a thermoplastic resin or a thermosetting resin.
  • the thermoplastic resin include PVC (polyvinyl chloride), PS (polystyrene), AS (acrylonitrile / styrene), ABS (acrylonitrile / butadiene). ⁇ Styrene), PMMA (polymethyl methacrylate), PE (polyethylene), PP (polypropylene), PC (polycarbonate), m-PPE (modified polyphenylene ether), PA6 (polyamide 6), PA66 (polyamide 66), POM (polyacetal) ), PET (polyethylene terephthalate), PBT (polybutylene terephthalate), PSF (polysulfone), PAR (polyarylate), PEI (polyetherimide), PPS (polyphenylene sulfide), PES (polyether) Luhon), PEEK (polyetheretherketone), PAI (polyamideimide), LCP (
  • TPE thermoplastic elastomer
  • examples of TPE include TPO (olefin-based), TPS (styrene-based), TPEE (ester-based), TPU (urethane-based), TPA (nylon-based), And TPVC (vinyl chloride type) is mentioned.
  • thermosetting resins examples include EP (epoxy), PUR (polyurethane), UF (urea formaldehyde), MF (melamine formaldehyde), PF (phenol formaldehyde), UP (unsaturated polyester), and SI (silicone). Is mentioned. Further, it may be FRP (fiber reinforced plastic).
  • a filler may be added to the thermoplastic resin and the thermosetting resin.
  • the filler include inorganic fillers (glass fibers, inorganic salts, etc.), metal fillers, organic fillers, and carbon fibers.
  • the resin member 3a is provided with a through hole h, an engaging portion 33a, and a bulging portion 31a (see FIGS. 1 and 2).
  • the through hole h is for inserting the main body portion 21a of the metal member 2a and corresponds to the shape of the metal member 2a.
  • the through hole h has a square shape in plan view.
  • the engaging portion 33a is provided in the through hole h, and engages with the support portion 22a of the metal member 2a during a pressing process described later.
  • the bulging portion 31a is provided so as to surround the through hole h when seen in a plan view, and bulges from the surface of the resin member 3a.
  • the bulging portion 31a has an inclined surface 32a that is inclined with respect to the pressing direction of the resin member 3a in the pressing step described later.
  • the inclined surface 32a is formed on the side surface of the bulging portion 31a opposite to the through hole h, and the inclination angle ⁇ 1 is preferably set to 100 ° to 170 ° in order to perform a pressing step described later.
  • the manufacturing method of the joined structure 1 according to the present embodiment includes a concave portion forming step, a pressing step, and a joining step. Hereinafter, each step will be described.
  • a recessed part formation process is a process of forming the recessed part o which has opening in joining area
  • the concave portion o is formed by a method such as laser processing, blast processing, sand paper processing, anodizing processing, electric discharge processing, etching processing, or press processing.
  • a method for forming the concave portion o by laser processing will be described in detail.
  • a laser capable of pulse oscillation is preferable, and a fiber laser, YAG laser, YVO 4 laser, semiconductor laser, carbon dioxide laser, and excimer laser can be selected, and the wavelength of the laser is taken into consideration Then, a fiber laser, a YAG laser, a second harmonic of a YAG laser, a YVO 4 laser, and a semiconductor laser are preferable.
  • the concave portion o is a substantially circular non-through hole when seen in a plan view, and a plurality of the concave portions o are formed on the surface of the metal member 2a.
  • an Omron fiber laser marker MXZ2000 or MX-Z2050 can be cited.
  • this fiber laser marker it is possible to irradiate a laser where one pulse is composed of a plurality of subpulses. For this reason, the energy of the laser is easily concentrated in the depth direction, which is suitable for forming the concave portion o.
  • the metal member 2a when the metal member 2a is irradiated with a laser, the metal member 2a is locally melted to advance the formation of the concave portion o.
  • the laser since the laser is composed of a plurality of sub-pulses, the molten metal member 2a is difficult to be scattered and easily deposited in the vicinity of the concave portion o.
  • the molten metal member 2a is deposited inside the concave portion o, thereby forming a protruding portion t protruding inward on the inner peripheral surface of the concave portion o. (See FIG. 4A).
  • the protrusion t is not formed (see FIG. 4B).
  • one period of the subpulse is 15 ns or less. This is because when one period of the sub-pulse exceeds 15 ns, energy is easily diffused by heat conduction, and it becomes difficult to form the concave portion o having the protruding portion t.
  • one cycle of the subpulse is a total time of the irradiation time for one subpulse and the interval from the end of the irradiation of the subpulse to the start of the irradiation of the next subpulse.
  • the number of subpulses of one pulse is preferably 2 or more and 50 or less. This is because if the number of subpulses exceeds 50, the output per unit of subpulses becomes small, and it becomes difficult to form the concave portion o having the protruding portion t.
  • the pressing step is a step of bringing the resin member 3a into contact with the metal member 2a using the sleeve 51 in the bonding region BF1 (see FIG. 2).
  • the sleeve 51 is formed with an opening 51b into which the main body 21a of the metal member 2a enters, and the bulging portion 31a of the resin member 3a is pressed against the metal member 2a by the opening end 51a.
  • the sleeve 51 is provided with elevating means for elevating the sleeve 51 and heating means for heating and melting the resin member 3a.
  • elevating means for elevating the sleeve 51
  • heating means for heating and melting the resin member 3a.
  • the lifting means include a press method, a compressed air method, a weighting method, and a mechanical method.
  • the opening end 51a of the sleeve 51 is inclined corresponding to the inclined surface 32a of the bulging portion 31a of the resin member 3a.
  • the resin member 3a is brought into contact with the metal member 2a in the joining region BF1 using the sleeve 51 described above.
  • the main body portion 21a of the metal member 2a is inserted into the through hole h of the resin member 3a (see FIG. 1), and the support portion 22a of the metal member 2a and the engaging portion 33a of the resin member 3a. Are engaged (see FIG. 2).
  • the bulging portion 31a of the resin member 3a is disposed so as to surround the outer surface of the metal member 2a.
  • the sleeve 51 is heated by the heating means of the sleeve 51 disposed above the resin member 3a, and the sleeve 51 is lowered toward the resin member 3a by the elevating means.
  • the pressing force in the direction toward the metal member 2a is increased by the inclined surface 32a of the bulging portion 31a, and the resin member 3a is applied to the metal member 2a. It is pressed toward. That is, when the sleeve 51 presses the resin member 3a in the vertical direction (the direction of the white arrow in FIG. 2) in a state where the inclined opening end 51a of the sleeve 51 is in contact with the inclined surface 32a of the bulging portion 31a. A part of the pressing force acts as a force for pressing the bulging portion 31a toward the inside (the joining region BF1 side of the metal member 2a).
  • the bulging portion 31a of the resin member 3a is simultaneously pressed and contacted with the four bonding areas BF1 of the metal member 2a.
  • the inclination angle ⁇ 1 is preferably set to 100 ° to 170 °.
  • the engaging part 33a is provided in the resin member 3a, even if the resin member 3a is pressed by the sleeve 51 by the pressing step, the engaging part 33a and the support part 22a are engaged to effect. Can be pressed. In addition, when the position of the resin member 3a can be fixed with respect to the metal member 2a, the engaging part 33a does not need to be provided in the resin member 3a.
  • the bonding process is a process of melting the resin member 3a in the vicinity of the bonding region BF1 including the bulging portion 31a and filling the concave member o of the metal member 2a with the resin member 3a for bonding.
  • the resin member 3a including the bulging portion 31a is melted by bringing the sleeve 51 into contact with the resin member 3a.
  • the melted resin member 3a is filled in the concave portion o of the metal member 2a.
  • the resin member 3a is solidified, whereby the bonded structure 1 in which the resin member 3a is bonded to the metal member 2a can be manufactured (see FIG. 3).
  • the protrusion part t which protrudes inside is formed in the internal peripheral surface of the concave part o, if the resin member 3a is filled into the concave part o, a metal member will be carried out by the anchor effect by the protrusion part t.
  • the bonding strength between 2a and the resin member 3a can be increased (see FIG. 4A).
  • the manufacturing method of the bonded structure 1 according to the present embodiment even when the metal member 2a and the resin member 3a are bonded at a plurality of bonding surfaces, the swelling of the resin member 3a is performed by the pressing process. Since the protruding portion 31a is pressed and the resin member 3a and the metal member 2a can be bonded by the bonding step, it is possible to suppress the bonding variation on the bonding surface between the metal member 2a and the resin member 3a.
  • FIG. 5 is an explanatory diagram for explaining a manufacturing method of the bonded structure according to the second embodiment.
  • this embodiment differs in the point which uses the press joining apparatus 52 in the press process in the manufacturing method of a joining structure, hereafter, the matter relevant to the difference is demonstrated and about the same component, it is the same Reference numerals are assigned and explanations thereof are omitted.
  • the joint structure of the present embodiment has a plurality of joint regions BF2 in which the outer surface of the metal member 2b and the resin member 3b are joined.
  • the joining region BF2 of the metal member 2b is designed to be wider than that in the first embodiment, and accordingly, the number of the concave portions o is larger than that in the first embodiment.
  • the other structure of the metal member 2b is the same as that of the above-mentioned metal member 2a.
  • the bulging part 31b of the resin member 3b is further bulged than in the first embodiment described above. Thereby, the area of the inclined surface 32b of the bulging part 31b in the resin member 3b is designed wider than that in the first embodiment.
  • the inclined surface 32b preferably has an inclination angle ⁇ 2 of 90 ° to 170 ° in order to perform a pressing step in the manufacturing method of the bonded structure described later.
  • the other structure of the resin member 3b is the same as that of the above-mentioned resin member 3a.
  • the manufacturing method of the bonded structure according to the present embodiment includes a concave portion forming step, a pressing step, and a bonding step. Hereinafter, each step will be described.
  • the pressing step is a step of bringing the resin member 3b into contact with the metal member 2b in the bonding region BF2 using the press bonding device 52 (see FIG. 5).
  • the press bonding device 52 is disposed so as to sandwich the rectangular parallelepiped metal member 2b from four directions, and is moved in the horizontal direction (the direction of the white arrow in FIG. 5) so that the bulging portion 31b faces the metal member 2b.
  • a pressing means for pressing and a heating means for heating and melting the resin member 3b examples include a press method, a compressed air method, a weighting method, and a mechanical method.
  • the contact surface 52a in contact with the resin member 3b in the press bonding device 52 is inclined corresponding to the inclined surface 32b of the bulging portion 31b of the resin member 3b.
  • the resin member 3b is brought into contact with the metal member 2b in the bonding region BF2 using the above-described press bonding device 52.
  • the main body portion 21b of the metal member 2b is inserted into the through hole h of the resin member 3b, and the support portion 22b of the metal member 2b and the engaging portion 33b of the resin member 3b are engaged.
  • the bulging portion 31b of the resin member 3b is disposed so as to surround the outer surface of the metal member 2b.
  • the press bonding apparatus 52 is heated by the heating means of the press bonding apparatus 52, the press bonding apparatus 52 is moved in the horizontal direction toward the metal member 2b to press the bulging portion 31b of the resin member 3b.
  • the press bonding device 52 presses the bulging portion 31b of the resin member 3b, the resin member 3b is pressed toward the metal member 2b.
  • the bulging portion 31b of the resin member 3b is simultaneously pressed and contacted with the four bonding areas BF2 of the metal member 2b.
  • the inclination angle ⁇ 2 of the bulging portion 31b is set to an angle smaller than 90 °, the melted resin member 3b is pressed along the contact surface 52a of the press bonding device 52 in the bonding step described later. It will flow out of the joining device 52. Accordingly, the inclination angle ⁇ 2 of the inclined surface 32b of the bulging portion 31b is preferably 90 ° to 170 °.
  • the bonding process is a process of melting the resin member 3b in the vicinity of the bonding region BF2 including the bulging portion 31b and filling the resin member 3b in the concave portion o of the metal member 2b and bonding them.
  • the resin member 3b including the bulging portion 31b is melted by bringing the press bonding apparatus 52 into contact with the resin member 3b.
  • the melted resin member 3b is filled in the concave portion o of the metal member 2b.
  • the resin member 3b is solidified, whereby a bonded structure in which the resin member 3b is bonded to the metal member 2b can be manufactured.
  • FIG. 6 is an explanatory diagram for explaining a manufacturing method of the bonded structure according to the third embodiment.
  • this embodiment is different in that the pressing device 53 and the heating device 54 are used in the pressing step and the bonding step in the manufacturing method of the bonded structure, the items related to the difference will be described below. About the component of these, the same code
  • the bonded structure of the present embodiment is the same as that of the first embodiment except for the inclination angle ⁇ 3 of the inclined surface 32c.
  • the inclined surface 32c may have any number of inclination angles ⁇ 3 as long as the resin member 3c can press the metal member 2c in the pressing step described later.
  • the manufacturing method of the bonded structure according to the present embodiment includes a concave portion forming step, a pressing step, and a bonding step. Hereinafter, each step will be described.
  • the pressing step is a step of bringing the resin member 3c into contact with the metal member 2c at the bonding region BF3 using the pressing device 53 (see FIG. 6).
  • the pressing device 53 is arranged so as to sandwich the rectangular parallelepiped metal member 2c from four directions, and is moved in the horizontal direction (the direction of the white arrow in FIG. 6) so that the bulging portion 31c faces the metal member 2c.
  • pressing means for pressing examples include a press method, a compressed air method, a weighting method, and a mechanical method.
  • the contact surface 53a of the pressing device 53 that is brought into contact with the resin member 3c is inclined corresponding to the inclined surface 32c of the bulging portion 31c of the resin member 3c.
  • the pressing means of the pressing device 53 may be lowered in a direction perpendicular to the surface of the resin member 3c to press the inclined surface 32c of the bulging portion 31c toward the metal member 2c.
  • the resin member 3c is brought into contact with the metal member 2c in the bonding region BF3 using the pressing device 53 described above.
  • the main body portion 21c of the metal member 2c is inserted into the through hole h of the resin member 3c, and the support portion 22c of the metal member 2c and the engaging portion 33c of the resin member 3c are engaged.
  • the bulging portion 31c of the resin member 3c is disposed so as to surround the outer surface of the metal member 2c.
  • the pressing devices 53 arranged opposite to each other are moved in the horizontal direction to press the bulging portion 31c of the resin member 3c toward the metal member 2c.
  • the pressing device 53 presses the bulging portion 31c of the resin member 3c the resin member 3c is pressed toward the metal member 2c. That is, the bulging portion 31c of the resin member 3c is simultaneously pressed and brought into contact with the four-surface joining regions BF3 of the metal member 2c.
  • the bonding process is a process of bonding the metal member 2c and the resin member 3c using the heating device 54.
  • the heating device 54 is a device capable of heating only the metal member 2c, and in this embodiment, an induction coil capable of high-frequency induction heating of the metal member 2c is disposed around the metal member 2c.
  • the apparatus which can heat the metal member 2c is not limited to this example.
  • the metal member 2c and the resin member 3c are joined using the heating device 54 described above.
  • a current is passed through the induction coil of the heating device 54, and the metal member 2 c is heated by the heating device 54.
  • the resin member 3c at a position in contact with the metal member 2c is heated by the pressing step, and the resin member 3c including the bulging portion 31c is melted.
  • the melted resin member 3c is filled in the concave portion o of the metal member 2c.
  • the resin member 3c is solidified, whereby a bonded structure in which the resin member 3c is bonded to the metal member 2c can be manufactured (see FIG. 6).
  • FIG. 7 is a perspective view before joining of the joint structure of the fourth embodiment
  • FIG. 8 is an explanatory diagram for explaining a method of manufacturing the joint structure of the fourth embodiment
  • FIG. 9 is a joint of the fourth embodiment.
  • FIG. 10A is a schematic sectional view of the structure
  • FIG. 10A is a cross-sectional view of the main part of the joint structure of the fourth embodiment
  • FIG. 10A differs from the above-described embodiment will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.
  • the joint structure of the present embodiment has a plurality of joint regions BF4 in which the outer surface of the metal member 2d and the resin member 3d are joined (see FIG. 7).
  • the metal member 2d of the present embodiment has a rectangular parallelepiped shape, and includes a main body portion 21d and a support portion 22d that supports the resin member 3d during a pressing process described later.
  • the end portion of the support portion 22d on the main body portion 21d side is formed in a taper shape and has four inclined surfaces 23.
  • the shape of the metal member 2d may be, for example, a cylindrical shape.
  • the inclined surface 23 is the bonding region BF4. That is, each of the four trapezoidal inclined surfaces 23 is the bonding region BF4.
  • a concave portion o having an opening is formed in the bonding region BF4.
  • the concave portion o is a substantially circular non-through hole when seen in a plan view, and a plurality of the concave portions o are formed on the surface of the metal member 2d.
  • a protruding portion t protruding inward is formed (for example, see FIG. 10A), but the protruding portion t may not be formed in the concave portion o (for example, FIG. 10B).
  • the resin member 3d is provided with a through hole h into which the metal member 2d is inserted, and an engaging portion 33d that engages with the support portion 22d of the metal member 2d when the metal member 2d is inserted into the through hole h. (See FIG. 8). Furthermore, a bulging portion 31d bulging from the surface is formed in the resin member 3d, and the bulging portion 31d is provided so as to surround the through hole h when seen in a plan view.
  • the bulging portion 31d is formed in a circular arc shape in cross section (see FIGS. 7 and 8).
  • the manufacturing method of the bonded structure according to the present embodiment includes a concave portion forming step, a pressing step, and a bonding step. Hereinafter, each step will be described.
  • the pressing process is a process of bringing the resin member 3d into contact with the metal member 2d in the bonding region BF4 using the pressing device 56 (see FIG. 8).
  • the pressing device 56 is provided with pressing means for pressing the resin member 3d in the vertical direction from above the resin member 3d.
  • the pressing means include a press method, a compressed air method, a weighting method, and a mechanical method.
  • the resin member 3d is brought into contact with the metal member 2d in the bonding region BF4 using the pressing device 56 described above.
  • the main body portion 21d of the metal member 2d is inserted into the through hole h of the resin member 3d (see FIG. 7), and the support portion 22d of the metal member 2d and the engaging portion 33d of the resin member 3d Are engaged (see FIG. 8).
  • the bulging portion 31d of the resin member 3d is disposed so as to surround the outer surface of the metal member 2d.
  • the pressing device 56 is lowered in the vertical direction toward the resin member 3d, and the resin member 3d is pressed toward the metal member 2d. For this reason, the resin member 3d is simultaneously brought into pressure contact with the four inclined surfaces 23 (bonding region BF4) of the metal member 2d.
  • the bonding process is a process of bonding the metal member 2d and the resin member 3d using the laser heating device 55.
  • the laser heating device 55 is a device that can melt the resin member 3d, and is, for example, a fiber laser, a YAG laser, a YVO 4 laser, a semiconductor laser, a carbon dioxide gas laser, or an excimer laser.
  • the metal member 2d and the resin member 3d are joined using the laser heating device 55 described above (see FIG. 8).
  • the resin member 3d including the bulging portion 31d is melted by irradiating the laser from the laser heating device 55 toward the bulging portion 31d of the resin member 3d.
  • the molten resin member 3d is filled in the concave portion o of the metal member 2d.
  • the resin member 3d is solidified, whereby a bonded structure in which the resin member 3d is bonded to the metal member 2d can be manufactured (see FIG. 9).
  • the laser from the laser heating device 55 can be locally irradiated with high precision toward the bulging portion 31d, it is possible to suppress unnecessary melting of the resin member 3d. Further, since the bulging portion 31d has a relatively large thickness in the resin member 3d, it can earn a molten volume.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

Le procédé selon l'invention de production d'une structure collée, pourvue d'une zone de collage dans laquelle un élément en résine et la surface extérieure d'un élément métallique sont collés comprend : une étape de formation de sections en creux, dans laquelle des sections en creux présentant des ouvertures sont formées dans l'élément métallique dans la zone de collage ; une étape de pressage, dans laquelle l'élément de résine est mis en contact avec l'élément métallique dans la zone de collage par pression d'une partie en saillie, qui fait saillie à partir de la surface de l'élément en résine, de telle sorte que la surface extérieure de l'élément métallique est entourée ; et une étape de collage, dans laquelle l'élément en résine comprenant la partie en saillie est fondu, les sections en creux de l'élément métallique sont remplies par celui-ci et l'élément en résine est collé sur les sections en creux de l'élément métallique.
PCT/JP2016/054419 2015-02-17 2016-02-16 Procédé de production d'une structure collée et structure collée WO2016133078A1 (fr)

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JP2015028879A JP6424665B2 (ja) 2015-02-17 2015-02-17 接合構造体の製造方法
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Publication number Priority date Publication date Assignee Title
JP2019107881A (ja) * 2017-12-18 2019-07-04 株式会社デンソー 接合構造体
WO2019123817A1 (fr) * 2017-12-18 2019-06-27 株式会社デンソー Structure d'assemblage
JP2019113219A (ja) * 2017-12-21 2019-07-11 株式会社デンソー 接合構造体

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09277380A (ja) * 1996-04-09 1997-10-28 Ichikoh Ind Ltd 樹脂製品のシール固定構造及びその樹脂製品のシール固定方法
US20100079970A1 (en) * 2008-09-30 2010-04-01 Apple Inc. Ultrasonic bonding of discrete plastic parts to metal
JP2010274279A (ja) * 2009-05-27 2010-12-09 Nagoya Industrial Science Research Inst レーザを用いた部材の接合方法
JP2013071312A (ja) * 2011-09-28 2013-04-22 Hitachi Automotive Systems Ltd 金属部材と成形樹脂部材との複合成形体および金属部材の表面加工方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09277380A (ja) * 1996-04-09 1997-10-28 Ichikoh Ind Ltd 樹脂製品のシール固定構造及びその樹脂製品のシール固定方法
US20100079970A1 (en) * 2008-09-30 2010-04-01 Apple Inc. Ultrasonic bonding of discrete plastic parts to metal
JP2010274279A (ja) * 2009-05-27 2010-12-09 Nagoya Industrial Science Research Inst レーザを用いた部材の接合方法
JP2013071312A (ja) * 2011-09-28 2013-04-22 Hitachi Automotive Systems Ltd 金属部材と成形樹脂部材との複合成形体および金属部材の表面加工方法

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