WO2017002976A1 - 機械的接合装置及び機械的接合方法 - Google Patents
機械的接合装置及び機械的接合方法 Download PDFInfo
- Publication number
- WO2017002976A1 WO2017002976A1 PCT/JP2016/069719 JP2016069719W WO2017002976A1 WO 2017002976 A1 WO2017002976 A1 WO 2017002976A1 JP 2016069719 W JP2016069719 W JP 2016069719W WO 2017002976 A1 WO2017002976 A1 WO 2017002976A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rivet
- punch
- die
- plate
- metal plates
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 117
- 239000002184 metal Substances 0.000 claims abstract description 117
- 238000001816 cooling Methods 0.000 claims abstract description 60
- 238000005304 joining Methods 0.000 claims description 68
- 238000010438 heat treatment Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 38
- 229910001315 Tool steel Inorganic materials 0.000 claims description 30
- 239000010949 copper Substances 0.000 claims description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 22
- 229910052802 copper Inorganic materials 0.000 claims description 21
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 9
- 238000004080 punching Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 description 51
- 239000010959 steel Substances 0.000 description 51
- 229910001566 austenite Inorganic materials 0.000 description 7
- 229910000734 martensite Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- ZTXONRUJVYXVTJ-UHFFFAOYSA-N chromium copper Chemical compound [Cr][Cu][Cr] ZTXONRUJVYXVTJ-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/02—Riveting procedures
- B21J15/025—Setting self-piercing rivets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/02—Riveting procedures
- B21J15/08—Riveting by applying heat, e.g. to the end parts of the rivets to enable heads to be formed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/28—Control devices specially adapted to riveting machines not restricted to one of the preceding subgroups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/36—Rivet sets, i.e. tools for forming heads; Mandrels for expanding parts of hollow rivets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/04—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of riveting
Definitions
- the present disclosure relates to a mechanical joining device, and particularly to a mechanical joining device that joins a plurality of metal plates including one or more high-strength steel plates having a tensile strength of 780 MPa or more.
- Tensile strength includes tensile shear strength (TSS) measured by applying a tensile load in the shear direction and cross tensile strength (CTS) measured by applying a tensile load in the peeling direction.
- TSS tensile shear strength
- CTS cross tensile strength
- CTS of a spot welded joint formed by a plurality of steel plates having a tensile strength of 270 to 600 MPa increases as the strength of the steel plate increases. Therefore, in a spot welded joint formed of a steel plate having a tensile strength of 270 to 600 MPa, a problem related to joint strength is unlikely to occur.
- One technique for solving this problem is a technique for mechanically joining the base materials without melting them. Specifically, a plurality of metal plates that are the materials to be joined are overlapped, and the outer periphery of the punch is pressed with a plate presser that prevents the metal plate from splashing, while a rivet is driven with the punch, and the plurality of metal plates are joined together. There is a mechanical joining technique.
- Patent Document 1 discloses that a rivet is driven through a high-strength steel sheet having a superposed tensile strength of 430 to 1000 MPa, and the tip of the rivet penetrated is deformed.
- a joining technique for obtaining a high-strength steel sheet excellent in tensile properties and fatigue properties by jointly joining them is disclosed.
- Patent Document 1 The technique disclosed in Patent Document 1 is effective as a technique for joining a plurality of steel sheets, and has been studied for high-strength steel sheets having a tensile strength of up to 619 MPa. However, in patent document 1, application of the said technique was not examined with respect to the several steel plate containing the high strength steel plate whose tensile strength is 780 Mpa or more.
- Non-Patent Document 1 when joining a high-strength steel plate and an aluminum alloy plate, up to a plurality of metal plates including a high-strength steel plate having a tensile strength of about 590 MPa when a rivet is driven and mechanically joined. Although it can be joined without defects, it is described that in a plurality of metal plates including a high strength steel plate having a tensile strength of 980 MPa, the rivet cannot penetrate the high strength steel plate.
- Patent Document 2 in a method of joining a joining thin plate having high strength or high work hardening using a rivet, a pressing member and a die, or Mechanical joining method in which local and temporally limited heating of the joining thin plate is performed by electrical resistance heating by a component disposed near the pressing member and the die or a previously disposed component Is disclosed.
- Patent Document 2 describes a technique that can be applied to a steel plate having high strength or high work hardening. However, when the technique disclosed in Patent Document 2 is used, a plurality of metal plates including one or more high-strength steel plates having a tensile strength of 780 MPa or more are joined with rivets, and a joint strength test of the obtained joint is performed. In some cases, the periphery including rivets was damaged.
- An object of the present invention is to provide a mechanical joining device that can be reduced.
- a plurality of stacked metal plates including one or more steel plates having a tensile strength of 780 MPa or more (hereinafter also referred to as “high-strength steel plates”); It has been found that when a rivet is joined, stress concentrates on a rivet having a low strength, resulting in damage around the rivet.
- the present inventors examined a means for increasing the strength of the rivet.
- the punch and die for driving the rivet are made of an electrode body material, and the rivet is heated by applying current to the rivet after being driven into the plate assembly and heat-treating the rivet, thereby increasing the strength of the rivet. It has been found that damage around the rivet is reduced.
- the mechanical joining device and the mechanical joining method of the present disclosure have been made based on the above findings, and the gist thereof is as follows.
- a mechanical joining device for driving rivets into a plurality of metal plates by punching, Punches and dies The plate presser, A first power supply; A second power supply; A cooling device; With The punch and die are arranged to face each other so that a plurality of stacked metal plates can be sandwiched therebetween,
- the plate retainer is a cylindrical body into which the punch can be inserted, and one end of the plate retainer is brought into contact with the metal plate on the punch side of the plurality of metal plates, and the plurality of sheets It is composed of an electrode body material that can be pressed and energized and heated.
- the punch is composed of an electrode body material capable of driving a rivet and capable of being heated by energization
- the die is composed of an electrode body material capable of supporting the plurality of metal plates and capable of energizing and heating the rivet.
- the first power supply device is configured to energize the plate presser and the die so as to raise the temperature of the plurality of metal plates before driving the rivet with the punch.
- the second power supply device is configured to energize the punch and the die so that the rivet is energized and heat-treated after being driven by the punch.
- the cooling device is connected to the punch and is configured to cool the rivet after heat treatment of the rivet. Mechanical joining device. (2) The mechanical joining device according to (1), wherein the cooling device is further configured to cool the rivet from the start of driving the rivet to the end of driving.
- the material of the portion facing the rivet with at least the plurality of metal plates interposed therebetween is tool steel, and the material of the outer peripheral portion of the tool steel is copper or a copper alloy.
- the mechanical joining apparatus as described in said (1) or (2).
- a mechanical joining method in which rivets are driven into a plurality of metal plates by punching, Preparing multiple metal plates, Placing the plurality of metal plates in an overlapping manner between opposed punches and dies, Pressing one end of a plate presser, which is a cylindrical body into which the punch can be inserted, against the metal plate on the punch side of the plurality of metal plates; Driving a rivet with the punch into the plurality of metal plates pressed by the plate presser; Before the rivets are driven, the plurality of metal plates are energized and heated through the plate presser and the die so as to raise the temperature of the plurality of metal plates, and the rivets are driven by the punch.
- the rivet is energized and heated through the punch and the die, and then the rivet is cooled, A mechanical joining method.
- the mechanical joining method according to (4) further including cooling the rivet through the punch from the start to the end of driving the rivet.
- the material of the portion facing the rivet with at least the plurality of metal plates interposed therebetween is tool steel, and the material of the outer peripheral portion of the tool steel is copper or a copper alloy.
- the rivets after the rivets are driven into a plurality of metal plates, the rivets are heat-treated and become high strength, so that the peripheral damage including the rivets of the joint joint is reduced. can do.
- FIG. 1 is a schematic cross-sectional view showing a form of mechanical joining.
- FIG. 1A is a schematic cross-sectional view showing a state in which the plate assembly is energized and heated before the rivet is driven, and
- FIG. 1B shows a state in which the rivet is energized and heated after the rivet is driven.
- FIG. 2 is a schematic cross-sectional view showing a form of mechanical joining when tool steel is used for a part of the die.
- FIG. 2A is a schematic cross-sectional view showing a state in which a plate assembly is energized and heated before driving a rivet when tool steel is used for a part of the die, and FIG. It is a cross-sectional schematic diagram showing the state which energizes and heats a rivet after driving
- the present inventors examined a means for increasing the strength of the rivet.
- a technique for increasing the strength of rivets a technique is known in which the component composition is adjusted and heat treatment such as quenching is performed (Patent Document 3).
- Patent Document 3 a technique is known in which the component composition of rivets is limited, and a heat treatment furnace for heat treatment is required, resulting in an increase in cost.
- a heat treatment step in a heat treatment furnace is required, which causes a problem of increasing the production time of rivets.
- the present disclosure is a mechanical joining device for driving rivets by punching a plurality of metal plates, Punches and dies,
- the plate presser A first power supply; A second power supply; A cooling device;
- the punch and die are arranged to face each other so that a plurality of stacked metal plates can be sandwiched therebetween
- the plate retainer is a cylindrical body into which the punch can be inserted, and one end of the plate retainer is brought into contact with the metal plate on the punch side of the plurality of metal plates, and the plurality of sheets It is composed of an electrode body material that can be pressed and energized and heated.
- the punch is composed of an electrode body material capable of driving a rivet and capable of being heated by energization
- the die is composed of an electrode body material capable of supporting the plurality of metal plates and capable of energizing and heating the rivet.
- the first power supply device is configured to energize the plate presser and the die so as to raise the temperature of the plurality of metal plates before driving the rivet with the punch.
- the second power supply device is configured to energize the punch and the die so that the rivet is energized and heat-treated after being driven by the punch.
- the cooling device is connected to the punch and is configured to cool the rivet after heat treatment of the rivet. Intended for mechanical joining devices.
- the mechanical joining device of the present disclosure (hereinafter also referred to as “joining device”) will be described with reference to the drawings.
- the punch side is the upper side
- the die side is the lower side
- the punch-side metal plate is the upper metal plate
- the die-side metal plate is the lower metal plate
- FIG. 1 the cross-sectional schematic diagram showing the form of the mechanical joining using the mechanical joining apparatus of this indication is shown.
- FIG. 1A is a schematic cross-sectional view illustrating a state in which the plate assembly is energized and heated before the rivet is driven, and
- FIG. 1B illustrates a state in which the rivet is energized and heated after the rivet is driven. It is a cross-sectional schematic diagram.
- the punches 5 are opposed to each other so that the plate assembly 4 on which the upper metal plate 2 and the lower metal plate 3 are stacked can be sandwiched therebetween. And a die 6 is arranged. A plate presser 7 is disposed on the outer periphery of the punch 5.
- the mechanical joining device 1 includes a first power supply device (not shown) that energizes the plate retainer 7 and the die 6 so as to raise the temperature of the plate assembly 4 before driving the rivet 8 with the punch 5, and the punch 5 is provided with a second power supply device (not shown) for energizing the punch 5 and the die 6 so that the rivet 8 driven by 5 is heat-treated.
- Raising the temperature of the plate assembly 4 before driving the rivet 8 softens the metal plate and facilitates the driving of the rivet 8, and even if the plate assembly 4 includes a high-strength steel plate of 780 MPa or more, the metal plate cracks.
- a joint joint can be obtained without causing rivet breakage and rivet unpenetration.
- the first power supply device is connected to the plate retainer 7 and the die 6 and is configured to energize and heat the plate assembly 4.
- the first power supply device includes a first control device (not shown) that controls the amount of electricity (current value and energization time) energized to the plate presser 7 and the die 6, and heats the plate assembly 4 to a desired temperature. can do.
- the first control device energizes the plate retainer 7 and the die 6 so as to raise the temperature of the plate assembly 4 before driving the rivet 8, and further heats the plate assembly 4 to a predetermined temperature until the rivet 8 has been driven. In this way, the energization of the plate presser 7 and the die 6 is controlled.
- the energization heating of the plate assembly 4 may be started before the rivet 8 is driven, may continue after the rivet 8 has been driven, and may be stopped thereafter, but is preferably stopped substantially simultaneously with the completion of the rivet 8 driving. .
- the completion of driving the rivet 8 means a point in time when the movement of the punch in the driving direction has substantially stopped, and the position of the punch can be detected and detected.
- the method for detecting the position of the punch is not particularly limited. For example, it can be performed using a non-contact type laser displacement meter or a device that detects the position from the number of rotations of the ball screw that pushes the punch.
- the heating temperature of the plate assembly 4 may be a temperature range in which the rivet can be driven in while the ductility of the plate assembly is improved and cracking of a metal plate such as a steel plate, rivet breakage, and rivet non-penetration are suppressed. That is, the lower limit of the heating temperature of the plate assembly 4 may be a temperature at which cracking of the metal plate, rivet breakage, and rivet non-penetration can be suppressed.
- the upper limit of the heating temperature of the plate assembly 4 may be set to a temperature lower than the melting point of the metal plate having the lowest melting point in the plate assembly 4.
- the lower limit of the heating temperature of the plate assembly 4 is preferably 400 ° C. or higher, more preferably 500 ° C. or higher, and further preferably 600 ° C. or higher.
- the upper limit of the heating temperature of the plate assembly 4 is preferably 900 ° C. or less, more preferably 800 ° C. or less.
- the temperature may be lower than the above temperature range at the start of driving, but is preferably heated to the above temperature range by the end of driving, and more preferably, the plate assembly 4 is heated to the above temperature range before or at the start of driving. The temperature of the plate assembly 4 is maintained in the above temperature range until the end of driving.
- the measurement location of the temperature of the plate assembly 4 is a rivet driving position on the surface of the upper metal plate in the region surrounded by the plate presser 7.
- the surface temperature of the upper metal plate can be measured using, for example, a thermocouple.
- the surface temperature of the upper metal plate may be measured in advance before preparing the rivet. When the surface temperature of the upper metal plate is measured in advance, the temperature measurement can be omitted when the rivet is held by the punch and driven.
- the current value for energizing and heating the plate assembly 4 can be controlled by the first control device so as to heat the plate assembly 4 within the above temperature range.
- the first control device can control the current value flowing through the plate assembly 4 to 8 to 14 KA or 10 to 12 kA, for example.
- the second power supply device is connected to the punch 5 and the die 6, and after the rivet 8 is driven by the punch 5, the rivet 8 is energized through the punch 5 and the die 6 to perform heat treatment.
- the second power supply device includes a second control device (not shown) that controls the amount of electricity (current value and energization time) energized to the punch 5 and the die 6 and heats the rivet 8 to a desired temperature. Can do.
- the mechanical joining device 1 includes a cooling device (not shown).
- the cooling device is connected to the punch 5 and is configured to cool the rivet through the punch 5 after heat treatment of the rivet.
- the rivet 8 can have a martensite structure, and the strength of the rivet 8 can be improved.
- the heating temperature in the heat treatment of the rivet 8 is not particularly limited as long as the rivet 8 can be heated to the austenite region, but it is preferably heated to a temperature of A3 point to less than the melting point of the rivet.
- the current value and time for heating the rivet 8 to the maximum temperature can be, for example, a current value of 8 to 10 kA and a time of 0.1 to 1.0 seconds.
- the energization heating of the rivet 8 can be started simultaneously with the end of driving the rivet 8 or after a predetermined time has elapsed from the end of driving the rivet 8.
- the second control device can control the second power supply device so that the rivet 8 is energized and heated simultaneously with the end of driving the rivet 8 or after a predetermined time has elapsed from the end of driving the rivet 8.
- the cooling device is not particularly limited as long as the rivet 8 can be cooled via the punch 5, but the punch 5 may have a cooling pipe 9 therein.
- FIG. 1A illustrates a cooling pipe 9 disposed inside the punch 5 and connected to a cooling device.
- the cooling pipe 9 is a pipe that can supply a refrigerant in a direction indicated by an arrow, for example.
- a cooling device connected to the cooling pipe 9 can be provided on the other end side opposite to the end of the punch 5 with which the rivet 8 contacts.
- the material of the cooling pipe 9 is not particularly limited as long as it can cool the rivet through the punch 5 by circulating a refrigerant therein, and may be, for example, copper or a copper alloy.
- the punch 5 is preferably made of copper or a copper alloy having a high thermal conductivity.
- the refrigerant is not particularly limited, and may be a known refrigerant liquid or refrigerant gas, but water is preferable in consideration of economy and ease of handling.
- a cooling device is arranged so as to contact the other end opposite to the end of the punch 5 with which the rivet 8 contacts, the punch 5 is cooled, and the punch 5
- the rivet 8 may be cooled by heat conduction.
- the punch 5 is preferably made of copper or a copper alloy having a high thermal conductivity.
- the cooling device includes a control device, and the control device can control the cooling temperature, the cooling rate, and the timing of starting and ending cooling.
- the cooling condition after heating the rivet 8 to the austenite region is not particularly limited as long as a martensite structure is obtained, but the control device provided in the cooling device is preferably used after heating the rivet 8 to the austenite region.
- the cooling device can be controlled so that the rivet 8 is cooled to a temperature lower than the martensite transformation end temperature of the rivet material, generally about 200 ° C. or less, at a cooling rate of 10 ° C./second or more.
- the first power supply device and the second power supply device are not particularly limited, and may be a conventionally used power supply, for example, a DC power supply device or an AC power supply device.
- the control device provided in the first control device, the second control device, and the cooling device is not particularly limited, and may include a known temperature controller.
- the first control device can control the amount of electricity for energizing the plate presser 7 and the die 6 using a temperature controller including a thermometer that measures the temperature of the plate assembly 4.
- a temperature controller including a thermometer that measures the temperature of the plate assembly 4.
- the relationship between the current value at which the predetermined temperature is reached and the time according to the combination of the metal plates of the plate set 4 is obtained in advance, and the first power supply device is set so that the first control device has the current value and time. May be controlled.
- the second control device can control the amount of electricity to energize the punch 5 and the die 6 using a temperature controller including a thermometer that measures the temperature of the rivet 8.
- a temperature controller including a thermometer that measures the temperature of the rivet 8.
- the relationship between the current value at which the rivet 8 reaches a predetermined temperature and the time may be obtained in advance, and the second control device may control the second power supply device so that the current value and the time are reached.
- the control device provided in the cooling device can control the cooling rate and the cooling temperature of the rivet 8 using a temperature controller.
- the first power supply device and the second power supply device may be separate power supply devices, an integrated power supply device, or the first power supply device may have the function of the second power supply device.
- the power supply device includes the plate retainer 7 and the die 6. Are connected to both the punch 5 and the die 6.
- the punch 5 can be rod-shaped, and the cross-sectional shape perpendicular to the longitudinal direction of the punch 5 is not particularly limited, and can be circular, elliptical, rectangular, or the like.
- the punch 5 may have different cross-sectional shapes in the length direction.
- the punch 5 is not particularly limited as long as the punch 5 is made of an electrode body material having mechanical strength and electrical conductivity that can be driven by the rivet 8 and that can be heated and energized. You can choose from.
- the punch 5 is preferably made of copper or a copper alloy having a Vickers hardness Hv of 300 to 510 and a high electric conductivity.
- the die 6 can support a plurality of metal plates and can be formed of an electrode body material having mechanical strength and electrical conductivity capable of energizing and heating the plate assembly 4 and the rivet 8.
- the material is not particularly limited, and can be selected from desired materials.
- the die 6 is preferably copper or a copper alloy.
- a plate presser 7 is disposed on the outer periphery of the punch 5.
- the plate retainer 7 is a member that can press the plate assembly 4 against the die 6 by contacting one end of the plate assembly 4 with the metal plate on the punch 5 side of the plate assembly 4. Can be moved to.
- the shape of the plate retainer 7 is a cylindrical body such as a cylinder into which the punch 4 is inserted.
- the plate retainer 7 is made of an electrode body material having mechanical strength and electrical conductivity capable of pressing a plurality of metal plates against the die 6 and capable of conducting heating, the material is particularly The material is not limited and can be selected from desired materials.
- the plate retainer 7 is preferably copper or a copper alloy.
- the copper alloy that can be used as a material constituting the punch 5, the die 6, the plate retainer 7, and the cooling pipe 9 is preferably chromium copper or alumina-dispersed copper.
- the composition of the chromium copper alloy is preferably 0.4 to 1.6% Cr—Cu, more preferably 0.8 to 1.2% Cr—Cu, for example 1.0% Cr—Cu, and alumina dispersed copper
- the composition of the alloy is preferably 0.2 to 1.0% Al 2 O 3 —Cu, more preferably 0.3 to 0.7% Al 2 O 3 —Cu, such as 0.5% Al 2 O 3 —. Cu.
- a rivet 8 is disposed at the tip of the punch 5.
- the rivet 8 is driven into the plate assembly 4 by the punch 5 and may be a general-purpose rivet, such as a full tubular rivet.
- the material of the rivet 8 is not particularly limited as long as it can be driven into the plate assembly 4 and can be joined, and a martensite structure can be obtained by heat treatment and cooling after driving.
- the rivet 8 Prior to driving, the rivet 8 can be disposed above the plate assembly 4 while being supported by the punch 5 or supported by an appropriate support member.
- the method of instructing the punch 5 to the rivet 8 or an appropriate support member is not particularly limited.
- the punch 5 and the support member may be mechanically held. It may be held magnetically attached.
- the die 6 disposed opposite to the punch 5 has a plate-like or concave pressing restraint surface 12 corresponding to the shape and size of the leg portion of the rivet 8 to be driven, and has a substantially frustoconical protrusion at the center thereof.
- the portion 13 may be included.
- the top of the protrusion 13 may be slightly lower than the top surface of the die 6.
- the base portion side of the protruding portion 13 may have a smooth arcuate surface so as to be continuous with the bottom surface of the pressing restraining surface 12.
- the plate set 4 into which rivets are driven using the apparatus of the present disclosure may be composed of the two upper metal plates 2 and the lower metal plate 3, or may include a plurality of three or more metal plates.
- the metal plate only needs to have a plate-like portion at least partially, and the plate-like portions have portions that can be stacked on each other, and the whole may not be plate-shaped.
- the plate assembly 4 is not limited to one composed of separate metal plates, and may be a superposition of one metal plate molded into a predetermined shape such as a tubular shape.
- the plurality of metal plates may be the same type of metal plate or different types of metal plates.
- the metal plate can be a metal plate having high strength, and can be a steel plate, an aluminum plate, magnesium or the like.
- the steel plate can be a high strength steel plate, more preferably a high strength steel plate having a tensile strength of 780 MPa or more.
- the plurality of metal plates may include one or more steel plates, or may include one or more high-strength steel plates having a tensile strength of 780 MPa or more.
- the plate assembly 4 is a plate assembly in which all the metal plates of the plate assembly 4 are steel plates, the upper metal plate or the lower metal plate is a high strength steel plate, and the other metal plates are steel plates having a tensile strength of less than 780 MPa.
- the plate assembly may be a plate assembly in which the upper metal plate is an aluminum plate and the lower metal plate is a high-strength steel plate, or a plate assembly in which all the metal plates of the plate assembly 4 are aluminum plates. If the apparatus of this indication is used, the board set containing at least 1 sheet of the high strength steel plate which has the tensile strength of 780 Mpa or more can also be joined favorably.
- the thickness of the metal plate is not particularly limited, and can be, for example, 0.5 to 3.0 mm. Further, the thickness of the plate assembly is not particularly limited, and can be, for example, 1.0 to 6.0 mm. Further, the presence or absence of plating, the component composition, etc. are not particularly limited.
- FIG. 1 the flow of current from the plate presser 7 to the die 6 is illustrated by a dotted arrow, but it is sufficient that the plate assembly 4 can be heated and energized, and the current flow from the die 6 to the plate presser 7 may be used. Further, although the current flow from the punch 5 to the die 6 is illustrated by the solid line arrow, it is sufficient that the rivet 8 can be energized and heated, and the current flow from the die 6 to the punch 5 may be used. The same applies to FIG.
- Embodiment 2 which is a preferred embodiment will be described with reference to FIG.
- the cooling device is also preferably configured to cool the rivet through the punch 5 from the start of driving the rivet to the end of driving. While the plate assembly 4 is energized and heated, the rivet 8 can be driven by the punch 5 and the plate assembly 4 can be joined while the rivet 8 is cooled by a cooling device connected to the punch 5.
- the rivet 8 When the rivet 8 is driven while the plate assembly 4 is energized and heated between the plate retainer 7 and the die 6, the rivet 8 is cooled via the punch 5 to suppress softening of the rivet 8 due to the heat of the plate assembly 4. Rivet joining can be performed more stably. By cooling the rivet 8, especially when the temperature of the plate assembly 4 when the rivet 8 is driven is high, the rivet 8 is suppressed from being softened to prevent the rivet 8 from becoming unpenetrated. Bonding can be performed stably.
- the cooling of the rivet 8 may be performed between the start of driving the rivet 8 and the end of driving. That is, the cooling of the rivet 8 may be started before the rivet 8 is driven or may be started simultaneously with the start of the driving, but preferably the cooling of the rivet 8 is started before the driving.
- the cooling of the rivet 8 may be completed at the same time as the driving is completed, or may be continued after the driving is completed, but is preferably completed substantially at the same time as the driving is completed.
- the control device provided in the cooling device can control the cooling temperature and the timing of starting and ending cooling.
- the control device preferably controls the cooling device so that the temperature of the rivet 8 is preferably 3 to 50 ° C., more preferably 5 to 30 ° C., preferably from the start to the end of driving at the end of driving. can do.
- the temperature of the rivet 8 can be measured, for example, by performing a preliminary test for measuring the temperature of the rivet in advance before actually joining, and measuring the temperature of the rivet using a thermocouple.
- the cooling of the rivet 8 via the punch 5 may be continued, but preferably the cooling amount of the cooling device is reduced, and more preferably the cooling device is stopped.
- FIG. 2A is a schematic cross-sectional view showing a state in which a plate assembly is energized and heated before driving a rivet when tool steel is used for a part of the die
- FIG. It is a cross-sectional schematic diagram showing the state which energizes and heats a rivet after driving
- the mechanical joining apparatus of FIG. 2 has the same configuration as that of the mechanical joining apparatus of FIG. 1 except that the die 6 is composed of a tool steel die 6a and a copper or copper alloy die 6b.
- the strength of the die 6 is increased by using a die 6a made of tool steel for the portion of the die 6 that restrains the lower metal plate 3 that can be deformed by the rivet 8 being driven.
- the size can be increased, and deformation of the die 6 can be suppressed.
- the die When energizing between the plate presser and the die when driving the rivet into the plate assembly, or when energizing between the punch and the die when heat-treating the driven rivet, the die is heated. At this time, if the material of the die is all tool steel, the die is easily softened. Therefore, preferably, the outer peripheral portion of the tool steel die 6a is made of copper or a copper alloy from the viewpoint of facilitating the flow of current.
- a part of the die 6 is made of tool steel
- at least a portion of the die 6 that faces the rivet 8 with the plate assembly 4 interposed therebetween may be made of tool steel.
- a part of the portion facing the plate presser 7 may also be made of tool steel.
- the ratio of the portion made of copper or copper alloy in the die 6 decreases, the current flows through the tool steel and the tool steel is easily softened, so the gap between the plate presser 7 and the die 6 or the punch According to the energization amount between 5 and the die 6, the ratio of the part comprised with tool steel and the part comprised with copper or a copper alloy can be adjusted.
- the present disclosure is also a mechanical joining method of punching rivets into a plurality of metal plates by punching, Preparing multiple metal plates, Placing the plurality of metal plates in an overlapping manner between opposed punches and dies, Pressing one end of a plate presser, which is a cylindrical body into which the punch can be inserted, against the metal plate on the punch side of the plurality of metal plates; Driving a rivet with the punch into the plurality of metal plates pressed by the plate presser; Before the rivets are driven, the plurality of metal plates are energized and heated through the plate presser and the die so as to raise the temperature of the plurality of metal plates, and the rivets are driven by the punch. The rivet is energized and heated through the punch and the die, and then the rivet is cooled, A mechanical joining method is included.
- the plate set 4 may include at least one high-strength steel plate having a tensile strength of 780 MPa or more, or may include only a metal plate having a tensile strength of less than 780 MPa.
- the plate assembly 4 is placed on the die 6, one end of the plate retainer 7, which is a cylindrical body, is pressed against the metal plate on the punch 5 side of the plate assembly 4, and the plate assembly pressed by the plate retainer 7. 4, the rivet 8 is driven by the punch 5.
- the heating of the plate assembly 4 is started via the plate retainer 7 and the die 6 so as to raise the temperature of the plate assembly 4, and the plate assembly 4 is heated until the rivet 8 has been driven. .
- the rivet After the rivet is driven, the rivet is energized through a punch and a die and heated to a temperature at which it becomes an austenite region, and then cooled to a martensite structure to increase the strength of the rivet.
- the rivet 8 is cooled via the punch 5 from the start to the end of driving of the rivet 8.
- the material of the portion facing the rivet across at least a plurality of metal plates is tool steel, and the material of the outer peripheral portion of the tool steel is copper or a copper alloy.
- the configuration described in the mechanical bonding apparatus can be applied to the configuration of the bonding method of the present disclosure.
- Example 1 The mechanical joining apparatus 1 shown in FIG. 1 was used to perform mechanical joining using rivets in the plate assembly, and the joint strength test of the joint joint was performed.
- a steel plate with a thickness of 1.2 mm having a tensile strength of 980 MPa is used as an upper metal plate
- a steel plate with a tensile strength of less than 780 MPa a steel plate with a thickness of 1.6 mm having a tensile strength of 440 MPa is used as an upper side.
- a plate assembly 4 as a metal plate was prepared.
- the plate assembly 4 was placed on a copper die 6, and the plate assembly 4 was pressed and brought into close contact with a copper plate retainer 7.
- a full tube rivet made of high hardness steel and having a diameter of 6 mm was prepared and held by the punch 5.
- a current of 10 kA was applied to the plate holder 7 and the die 6 using a first power supply device equipped with a temperature controller for 1 second.
- the punch 5 made of 1.0% Cr—Cu was used to rivet Bonding was performed by implanting 8.
- the cooling of the rivet 8 and the heating of the plate assembly 4 are stopped, and a current of 8 kA is applied to the punch 5 and the die 6 by using a second power supply device equipped with a temperature controller for 0.5 seconds.
- 8 was heated to 900 ° C. in the austenite region, and then rapidly cooled to 150 ° C. at a cooling rate of 30 ° C./second using a cooling device equipped with a temperature controller.
- Example 2 (Example 2) 1 is used to cool the rivet 8 to 30 ° C. via the punch 5 while the rivet 8 is cooled to 30 ° C. by using the punch 5 connected to a cooling device having a temperature controller.
- a joining test was performed under the same conditions as in Example 1 except that the driving was performed and the plate assembly 4 was heated to 780 ° C. The plate assembly could be joined without rivet breakage.
- Example 3 Using the mechanical joining device 1 shown in FIG. 2, the portion facing the rivet 8 with the plate assembly 4 interposed therebetween is a tool steel die 6a, and the copper die 6b is disposed on the outer periphery of the die 6a. Except for the above, the joining test was performed under the same conditions as in Example 1. The deformation of the die 6 could be suppressed, and the plate assembly could be joined without causing cracking of the metal plate, breakage of the rivet, and non-penetration of the rivet.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
Description
(1)複数枚の金属板にパンチによりリベットを打ち込む機械的接合装置であって、
パンチ及びダイと、
板押えと、
第1の電源装置と、
第2の電源装置と、
冷却装置と、
を備え、
前記パンチ及びダイは、重ね合わせた複数枚の金属板を間に挟むことができるように、対向して配置され、
前記板押えは、前記パンチを内部に挿入可能な筒状体であり、前記板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に接触させて、前記複数枚の金属板を押し付け可能且つ通電加熱可能な電極体材料で構成され、
前記パンチは、リベットを打ち込み可能且つ通電加熱可能な電極体材料で構成され、
前記ダイは、前記複数枚の金属板を支持可能且つ前記リベットを通電加熱可能な電極体材料で構成され、
前記第1の電源装置は、前記パンチにより前記リベットを打ち込む前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを通電するように構成され、
前記第2の電源装置は、前記パンチにより前記リベットを打ち込んだ後に前記リベットを通電して熱処理するように、前記パンチ及び前記ダイを通電するように構成され、
前記冷却装置は、前記パンチに接続されており、前記リベットの熱処理後に前記リベットを冷却するように構成されている、
機械的接合装置。
(2)前記冷却装置がさらに、前記リベットの打ち込み開始から打ち込み終了までの間、前記リベットを冷却するように構成されている、前記(1)に記載の機械的接合装置。
(3)前記ダイのうち、少なくとも前記複数枚の金属板を間に挟んで前記リベットと対向する部分の材質が工具鋼であり、前記工具鋼の外周部分の材質が銅又は銅合金である、前記(1)または(2)に記載の機械的接合装置。
(4)複数枚の金属板にパンチによりリベットを打ち込む機械的接合方法であって、
複数枚の金属板を準備すること、
対向して配置されたパンチ及びダイの間に、前記複数枚の金属板を重ね合わせて配置すること、
前記パンチを内部に挿入可能な筒状体である板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に押し付けること、
前記板押えにより押さえられた前記複数枚の金属板に、前記パンチによりリベットを打ち込むこと、
前記リベットの打ち込み前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを介して、前記複数枚の金属板への通電加熱を行うこと、並びに
前記パンチにより前記リベットを打ち込んだ後に、前記パンチ及び前記ダイを介して前記リベットを通電加熱し、次いで前記リベットを冷却すること、
を含む、機械的接合方法。
(5)前記リベットの打ち込み開始から打ち込み終了までの間、前記パンチを介して前記リベットを冷却することをさらに含む、前記(4)に記載の機械的接合方法。
(6)前記ダイのうち、少なくとも前記複数枚の金属板を間に挟んで前記リベットと対向する部分の材質が工具鋼であり、前記工具鋼の外周部分の材質が銅又は銅合金である、前記(4)または(5)に記載の機械的接合方法。
パンチ及びダイと、
板押えと、
第1の電源装置と、
第2の電源装置と、
冷却装置と、
を備え、
前記パンチ及びダイは、重ね合わせた複数枚の金属板を間に挟むことができるように、対向して配置され、
前記板押えは、前記パンチを内部に挿入可能な筒状体であり、前記板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に接触させて、前記複数枚の金属板を押し付け可能且つ通電加熱可能な電極体材料で構成され、
前記パンチは、リベットを打ち込み可能且つ通電加熱可能な電極体材料で構成され、
前記ダイは、前記複数枚の金属板を支持可能且つ前記リベットを通電加熱可能な電極体材料で構成され、
前記第1の電源装置は、前記パンチにより前記リベットを打ち込む前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを通電するように構成され、
前記第2の電源装置は、前記パンチにより前記リベットを打ち込んだ後に前記リベットを通電して熱処理するように、前記パンチ及び前記ダイを通電するように構成され、
前記冷却装置は、前記パンチに接続されており、前記リベットの熱処理後に前記リベットを冷却するように構成されている、
機械的接合装置を対象とする。
図1に、本開示の機械的接合装置を用いた機械的接合の形態を表す断面模式図を示す。図1(a)は、リベットの打ち込み前に板組を通電加熱している状態を表す断面模式図であり、図1(b)は、リベットの打ち込み後にリベットを通電加熱している状態を表す断面模式図である。
図1を参照しながら、好ましい実施形態である実施形態2を説明する。
図2を参照しながら、好ましい実施形態である実施形態3を説明する。図2に、ダイの一部に工具鋼を備える機械的接合装置を用いた機械的接合の形態を表す断面模式図を示す。図2(a)は、ダイの一部に工具鋼を用いた場合に、リベットの打ち込み前に板組を通電加熱している状態を表す断面模式図であり、図2(b)は、ダイの一部に工具鋼を用いた場合に、リベットの打ち込み後にリベットを通電加熱している状態を表す断面模式図である。図2の機械的接合装置は、ダイ6が工具鋼製のダイ6aと銅又は銅合金製のダイ6bで構成されること以外は、図1の機械的接合装置と同様の構成を有する。
複数枚の金属板を準備すること、
対向して配置されたパンチ及びダイの間に、前記複数枚の金属板を重ね合わせて配置すること、
前記パンチを内部に挿入可能な筒状体である板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に押し付けること、
前記板押えにより押さえられた前記複数枚の金属板に、前記パンチによりリベットを打ち込むこと、
前記リベットの打ち込み前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを介して、前記複数枚の金属板への通電加熱を行うこと、並びに
前記パンチにより前記リベットを打ち込んだ後に、前記パンチ及び前記ダイを介して前記リベットを通電加熱し、次いで前記リベットを冷却すること、
を含む、機械的接合方法を対象とする。
図1に示す機械的接合装置1を用いて、板組にリベットを用いた機械的接合を行い、接合継手の継手強度試験を行った。
温度調節器を備えた冷却装置に接続され図1に示す冷却管9を内部に備えたパンチ5を用いて、パンチ5を介してリベット8を30℃に冷却しながら、パンチ5でリベット8を打ち込んだこと、及び板組4を780℃まで加熱したこと以外は、実施例1と同様の条件で接合試験を行った。リベット破損を生じることなく、板組の接合を行うことができた。
図2に示す機械的接合装置1を用いて、板組4を間に挟んでリベット8と対向する部分を工具鋼製のダイ6aとし、ダイ6aの外周部分に銅製のダイ6bを配置したこと以外は、実施例1と同様の条件で接合試験を行った。ダイ6の変形を抑制することができ、且つ金属板の割れ、リベット破損、及びリベット未貫通を生じることなく、板組の接合を行うことができた。
2 上側金属板
3 下側金属板
4 板組
5 パンチ
5a パンチの大径部
5b パンチの小径部
6 ダイ
6a 工具鋼製のダイ
6b 銅又は銅合金製のダイ
7 板押え
8 リベット
9 冷却管
10 貫通孔
11 絶縁層
12 押付け拘束面
13 突出部
14 可動板
15 ホルダ
16 圧縮コイルバネ
17 保持板
18 樹脂成形体
19 ガイドボルト
Claims (6)
- 複数枚の金属板にパンチによりリベットを打ち込む機械的接合装置であって、
パンチ及びダイと、
板押えと、
第1の電源装置と、
第2の電源装置と、
冷却装置と、
を備え、
前記パンチ及びダイは、重ね合わせた複数枚の金属板を間に挟むことができるように、対向して配置され、
前記板押えは、前記パンチを内部に挿入可能な筒状体であり、前記板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に接触させて、前記複数枚の金属板を押し付け可能且つ通電加熱可能な電極体材料で構成され、
前記パンチは、リベットを打ち込み可能且つ通電加熱可能な電極体材料で構成され、
前記ダイは、前記複数枚の金属板を支持可能且つ前記リベットを通電加熱可能な電極体材料で構成され、
前記第1の電源装置は、前記パンチにより前記リベットを打ち込む前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを通電するように構成され、
前記第2の電源装置は、前記パンチにより前記リベットを打ち込んだ後に前記リベットを通電して熱処理するように、前記パンチ及び前記ダイを通電するように構成され、
前記冷却装置は、前記パンチに接続されており、前記リベットの熱処理後に前記リベットを冷却するように構成されている、
機械的接合装置。 - 前記冷却装置がさらに、前記リベットの打ち込み開始から打ち込み終了までの間、前記リベットを冷却するように構成されている、請求項1に記載の機械的接合装置。
- 前記ダイのうち、少なくとも前記複数枚の金属板を間に挟んで前記リベットと対向する部分の材質が工具鋼であり、前記工具鋼の外周部分の材質が銅又は銅合金である、請求項1または2に記載の機械的接合装置。
- 複数枚の金属板にパンチによりリベットを打ち込む機械的接合方法であって、
複数枚の金属板を準備すること、
対向して配置されたパンチ及びダイの間に、前記複数枚の金属板を重ね合わせて配置すること、
前記パンチを内部に挿入可能な筒状体である板押えの一方の端部を、前記複数枚の金属板の前記パンチ側の金属板に押し付けること、
前記板押えにより押さえられた前記複数枚の金属板に、前記パンチによりリベットを打ち込むこと、
前記リベットの打ち込み前に、前記複数枚の金属板の温度を上げるように、前記板押え及び前記ダイを介して、前記複数枚の金属板への通電加熱を行うこと、並びに
前記パンチにより前記リベットを打ち込んだ後に、前記パンチ及び前記ダイを介して前記リベットを通電加熱し、次いで前記リベットを冷却すること、
を含む、機械的接合方法。 - 前記リベットの打ち込み開始から打ち込み終了までの間、前記パンチを介して前記リベットを冷却することをさらに含む、請求項4に記載の機械的接合方法。
- 前記ダイのうち、少なくとも前記複数枚の金属板を間に挟んで前記リベットと対向する部分の材質が工具鋼であり、前記工具鋼の外周部分の材質が銅又は銅合金である、請求項4または5に記載の機械的接合方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/741,058 US10603713B2 (en) | 2015-07-01 | 2016-07-01 | Mechanical joining apparatus and mechanical joining method |
KR1020177032308A KR101957628B1 (ko) | 2015-07-01 | 2016-07-01 | 기계적 접합 장치 및 기계적 접합 방법 |
EP16818084.2A EP3318347A4 (en) | 2015-07-01 | 2016-07-01 | MECHANICAL BONDING DEVICE AND MECHANICAL BONDING PROCEDURE |
JP2017526462A JP6477880B2 (ja) | 2015-07-01 | 2016-07-01 | 機械的接合装置及び機械的接合方法 |
MX2017016304A MX2017016304A (es) | 2015-07-01 | 2016-07-01 | Dispositivo de union mecanica y metodo de union mecanica. |
CN201680028974.8A CN107614147B (zh) | 2015-07-01 | 2016-07-01 | 机械接合装置以及机械接合方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015133110 | 2015-07-01 | ||
JP2015-133110 | 2015-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017002976A1 true WO2017002976A1 (ja) | 2017-01-05 |
Family
ID=57609604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2016/069719 WO2017002976A1 (ja) | 2015-07-01 | 2016-07-01 | 機械的接合装置及び機械的接合方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10603713B2 (ja) |
EP (1) | EP3318347A4 (ja) |
JP (1) | JP6477880B2 (ja) |
KR (1) | KR101957628B1 (ja) |
CN (1) | CN107614147B (ja) |
MX (1) | MX2017016304A (ja) |
TW (1) | TWI619565B (ja) |
WO (1) | WO2017002976A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020106040A (ja) * | 2018-12-26 | 2020-07-09 | Jfeスチール株式会社 | 鋼板と軽金属板とを重ね合わせた板組の接合方法、ならびに、金属板とcfrp板とを重ね合わせた板組の接合方法、および、その接合方法を用いた板組の製造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108698161B (zh) | 2016-02-03 | 2021-04-20 | 尤蒂卡企业公司 | 用于机械连接先进高强度钢的装置和方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1133664A (ja) * | 1997-07-10 | 1999-02-09 | Kobe Steel Ltd | 自己穿孔型リベットによるアルミニウム合金接合体及びその製造方法 |
JP2007521964A (ja) * | 2004-01-27 | 2007-08-09 | アダム オペル アクチエンゲゼルシャフト | 1つ又は複数の接続点で機械的に接合するとともに加圧溶接することによって、2つ以上の、形状部品又は金属板を接合する方法 |
US20100083481A1 (en) * | 2008-10-08 | 2010-04-08 | Gm Global Technology Operations, Inc. | Method for attaching magnesium panels using self-piercing rivet |
CN103600017A (zh) * | 2013-11-25 | 2014-02-26 | 吉林大学 | 超高强钢板之间或与铝合金板的自冲铆接装置 |
WO2014196268A1 (ja) * | 2013-06-03 | 2014-12-11 | ニューフレイ リミテッド ライアビリティ カンパニー | 樹脂部材の接合装置、接合構造及び接合方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19852809A1 (de) | 1997-11-17 | 1999-05-20 | Univ Dresden Tech | Verfahren und Vorrichtung zum thermisch unterstützten mechanischen Fügen |
PT1032480E (pt) * | 1997-11-17 | 2003-02-28 | Eibes Kerb Konus Gmbh | Processo e dispositivo para unir pecas de juncao sobrepostas |
JP2000202563A (ja) | 1999-01-14 | 2000-07-25 | Nippon Steel Corp | 引張特性と疲労特性に優れた高強度鋼板の接合方法 |
DE10060390B4 (de) * | 2000-12-05 | 2012-04-19 | Volkswagen Ag | Stanznietverfahren |
US6694597B2 (en) * | 2002-03-08 | 2004-02-24 | General Motors Corporation | Method for riveting metal members |
US6836948B2 (en) * | 2003-02-05 | 2005-01-04 | General Motors Corporation | Method of joining a sheet metal part to a metal tube |
JP2004340321A (ja) * | 2003-05-19 | 2004-12-02 | Fukui Byora Co Ltd | 自己穿孔式ファスナー |
JP4880336B2 (ja) | 2006-03-20 | 2012-02-22 | 日産自動車株式会社 | セルフピアスリベットおよびその製造方法 |
JP5055104B2 (ja) * | 2007-12-18 | 2012-10-24 | 日産自動車株式会社 | セルフピアスリベットによる接合方法とリベット接合用ダイ |
US8250728B2 (en) * | 2008-07-28 | 2012-08-28 | GM Global Technology Operations LLC | Method of joining with self-piercing rivet and assembly |
JP2010188383A (ja) * | 2009-02-18 | 2010-09-02 | Honda Motor Co Ltd | リベット接合方法 |
CN101890564A (zh) * | 2010-07-06 | 2010-11-24 | 上海交通大学 | 异种金属电阻铆焊装置 |
CN101920302B (zh) * | 2010-09-07 | 2013-02-06 | 上海交通大学 | 电致塑性自冲铆接装置 |
JP6252747B2 (ja) * | 2013-11-22 | 2017-12-27 | ポップリベット・ファスナー株式会社 | 接合装置及び接合方法 |
CN104607557B (zh) * | 2015-02-04 | 2016-04-27 | 吉林大学 | 超高强钢板与铝合金板的自冲铆接装置 |
-
2016
- 2016-07-01 CN CN201680028974.8A patent/CN107614147B/zh not_active Expired - Fee Related
- 2016-07-01 MX MX2017016304A patent/MX2017016304A/es unknown
- 2016-07-01 KR KR1020177032308A patent/KR101957628B1/ko active IP Right Grant
- 2016-07-01 JP JP2017526462A patent/JP6477880B2/ja active Active
- 2016-07-01 WO PCT/JP2016/069719 patent/WO2017002976A1/ja active Application Filing
- 2016-07-01 TW TW105121083A patent/TWI619565B/zh not_active IP Right Cessation
- 2016-07-01 US US15/741,058 patent/US10603713B2/en not_active Expired - Fee Related
- 2016-07-01 EP EP16818084.2A patent/EP3318347A4/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1133664A (ja) * | 1997-07-10 | 1999-02-09 | Kobe Steel Ltd | 自己穿孔型リベットによるアルミニウム合金接合体及びその製造方法 |
JP2007521964A (ja) * | 2004-01-27 | 2007-08-09 | アダム オペル アクチエンゲゼルシャフト | 1つ又は複数の接続点で機械的に接合するとともに加圧溶接することによって、2つ以上の、形状部品又は金属板を接合する方法 |
US20100083481A1 (en) * | 2008-10-08 | 2010-04-08 | Gm Global Technology Operations, Inc. | Method for attaching magnesium panels using self-piercing rivet |
WO2014196268A1 (ja) * | 2013-06-03 | 2014-12-11 | ニューフレイ リミテッド ライアビリティ カンパニー | 樹脂部材の接合装置、接合構造及び接合方法 |
CN103600017A (zh) * | 2013-11-25 | 2014-02-26 | 吉林大学 | 超高强钢板之间或与铝合金板的自冲铆接装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3318347A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020106040A (ja) * | 2018-12-26 | 2020-07-09 | Jfeスチール株式会社 | 鋼板と軽金属板とを重ね合わせた板組の接合方法、ならびに、金属板とcfrp板とを重ね合わせた板組の接合方法、および、その接合方法を用いた板組の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20180185903A1 (en) | 2018-07-05 |
MX2017016304A (es) | 2018-03-23 |
KR101957628B1 (ko) | 2019-03-12 |
TW201707814A (zh) | 2017-03-01 |
EP3318347A4 (en) | 2019-02-27 |
CN107614147B (zh) | 2019-12-13 |
CN107614147A (zh) | 2018-01-19 |
KR20170136581A (ko) | 2017-12-11 |
US10603713B2 (en) | 2020-03-31 |
TWI619565B (zh) | 2018-04-01 |
JPWO2017002976A1 (ja) | 2018-03-29 |
EP3318347A1 (en) | 2018-05-09 |
JP6477880B2 (ja) | 2019-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6460235B2 (ja) | 機械的接合装置及び機械的接合方法 | |
KR101979558B1 (ko) | 저항 스폿 용접 방법 | |
JP2007268604A (ja) | 抵抗スポット溶接方法 | |
JP2013078782A (ja) | 高強度薄鋼板の抵抗スポット溶接継手および抵抗スポット溶接方法 | |
JP5942392B2 (ja) | 高張力鋼板の抵抗スポット溶接方法 | |
CN111886106A (zh) | 金属材料的固相接合方法和固相接合装置 | |
JP6313921B2 (ja) | 抵抗スポット溶接方法 | |
JP6477880B2 (ja) | 機械的接合装置及び機械的接合方法 | |
JP6900692B2 (ja) | リベットを用いた接合方法とその実施に使用する装置 | |
JP5206448B2 (ja) | 高強度薄鋼板の抵抗スポット溶接方法 | |
US9044831B2 (en) | Method of joining part having high fatigue strength | |
JP2007098462A (ja) | フラッシュバット溶接方法 | |
JP6945929B2 (ja) | スポット溶接方法及び鋼板部品の製造方法 | |
JP5918710B2 (ja) | 溶接接合体の製造方法 | |
JP7399360B1 (ja) | プロジェクション溶接継手の製造方法、プロジェクション溶接継手、及び自動車部品 | |
WO2023182266A1 (ja) | プロジェクション溶接継手の製造方法、プロジェクション溶接継手、及び自動車部品 | |
CN117916034A (zh) | 铆接头的制造方法、铆接头以及汽车构件 | |
JP2019136750A (ja) | 電極構造及び通電加熱方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16818084 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20177032308 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2017526462 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: MX/A/2017/016304 Country of ref document: MX |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2016818084 Country of ref document: EP |