EP3037186A3 - Segmented heat forming tool with spring-loaded bearing and method for producing a steel component with a sharp bounded transition region which is thermoformed and press-hardened - Google Patents

Segmented heat forming tool with spring-loaded bearing and method for producing a steel component with a sharp bounded transition region which is thermoformed and press-hardened Download PDF

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Publication number
EP3037186A3
EP3037186A3 EP15198756.7A EP15198756A EP3037186A3 EP 3037186 A3 EP3037186 A3 EP 3037186A3 EP 15198756 A EP15198756 A EP 15198756A EP 3037186 A3 EP3037186 A3 EP 3037186A3
Authority
EP
European Patent Office
Prior art keywords
forming tool
press
thermoformed
hardened
sharp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15198756.7A
Other languages
German (de)
French (fr)
Other versions
EP3037186A2 (en
EP3037186B1 (en
Inventor
Oliver Lütkemeyer
Matthias Wiemers
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Benteler Automobiltechnik GmbH
Original Assignee
Benteler Automobiltechnik GmbH
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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Application filed by Benteler Automobiltechnik GmbH filed Critical Benteler Automobiltechnik GmbH
Priority to EP17154857.1A priority Critical patent/EP3184186B1/en
Publication of EP3037186A2 publication Critical patent/EP3037186A2/en
Publication of EP3037186A3 publication Critical patent/EP3037186A3/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/16—Heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/208—Deep-drawing by heating the blank or deep-drawing associated with heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/007—Means for maintaining the press table, the press platen or the press ram against tilting or deflection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/06—Platens or press rams
    • B30B15/062—Press plates
    • B30B15/064—Press plates with heating or cooling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/06—Platens or press rams
    • B30B15/065—Press rams
    • B30B15/067—Press rams with means for equalizing the pressure exerted by a plurality of press rams
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Heat Treatment Of Articles (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Forging (AREA)

Abstract

Die vorliegende Erfindung betrifft ein Warmumformwerkzeug (1) aufweisend ein Oberwerkzeug (2) und ein Unterwerkzeug (3), welche aufeinander zu bewegbar sind und bei geschlossenem Warmumformwerkzeug (1) zwischen Oberwerkzeug (2) und Unterwerkzeug (3) ein Formhohlraum (19) ausgebildet ist, wobei das Oberwerkzeug (2) und/oder das Unterwerkzeug (3) in mindestens zwei Segmente (4, 5, 6, 7, 8, 9) unterteilt ist/sind, welches dadurch gekennzeichnet ist, dass ein Segment als Heizsegment (6, 9) ausgebildet ist und das Heizsegment (6, 9) auf einer dem Formhohlraum (19) gegenüberliegenden Seite ein Ausgleichselement (16) aufweist, so dass eine thermische Ausdehnung des Heizsegmentes (6, 9) in Pressenhubrichtung (18) kompensiert wird.

Figure imgaf001
The present invention relates to a hot forming tool (1) comprising an upper tool (2) and a lower tool (3) which are movable towards each other and formed with closed hot forming tool (1) between the upper tool (2) and lower tool (3) a mold cavity (19) is, wherein the upper tool (2) and / or the lower tool (3) in at least two segments (4, 5, 6, 7, 8, 9) is / are divided, which is characterized in that a segment as a heating segment (6 , 9) and the heating segment (6, 9) has a compensation element (16) on a side opposite the mold cavity (19) so that thermal expansion of the heating segment (6, 9) in the press stroke direction (18) is compensated.
Figure imgaf001
EP15198756.7A 2014-12-23 2015-12-09 Method for producing a steel component with a sharp bounded transition region which is thermoformed and press-hardened Active EP3037186B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17154857.1A EP3184186B1 (en) 2014-12-23 2015-12-09 Segmented heat forming tool with spring-loaded bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014119545.0A DE102014119545A1 (en) 2014-12-23 2014-12-23 Spring-mounted segmented hot-forming tool and method for producing a hot-formed and press-hardened steel component with a sharply bordered transition region

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP17154857.1A Division EP3184186B1 (en) 2014-12-23 2015-12-09 Segmented heat forming tool with spring-loaded bearing
EP17154857.1A Division-Into EP3184186B1 (en) 2014-12-23 2015-12-09 Segmented heat forming tool with spring-loaded bearing

Publications (3)

Publication Number Publication Date
EP3037186A2 EP3037186A2 (en) 2016-06-29
EP3037186A3 true EP3037186A3 (en) 2016-12-07
EP3037186B1 EP3037186B1 (en) 2017-08-09

Family

ID=55072427

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15198756.7A Active EP3037186B1 (en) 2014-12-23 2015-12-09 Method for producing a steel component with a sharp bounded transition region which is thermoformed and press-hardened
EP17154857.1A Revoked EP3184186B1 (en) 2014-12-23 2015-12-09 Segmented heat forming tool with spring-loaded bearing

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP17154857.1A Revoked EP3184186B1 (en) 2014-12-23 2015-12-09 Segmented heat forming tool with spring-loaded bearing

Country Status (5)

Country Link
US (2) US10245632B2 (en)
EP (2) EP3037186B1 (en)
CN (1) CN105710226B (en)
DE (1) DE102014119545A1 (en)
ES (2) ES2640400T3 (en)

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EP3034192A1 (en) * 2014-12-18 2016-06-22 Autotech Engineering, A.I.E. A tool for hot forming structural components
FR3055242B1 (en) * 2016-08-25 2018-08-10 I-Ten HOT PRESSING TOOL, METHOD FOR CARRYING OUT THE SAME, INSTALLATION AND METHOD FOR MANUFACTURING THE SAME
US11185906B2 (en) * 2016-08-30 2021-11-30 Magna Iniernational Inc. Tool with heater for forming part with tailored properties
DE102016124539B4 (en) 2016-12-15 2022-02-17 Voestalpine Metal Forming Gmbh Process for manufacturing locally hardened sheet steel components
CN106987685B (en) * 2017-02-06 2018-10-30 上海瑞挚汽车模具有限公司 A kind of heat treatment process for Cr12MoV steel casting mould types face
CN108500134B (en) * 2017-02-24 2020-07-10 比亚迪股份有限公司 Hot-press forming equipment and method for amorphous alloy and hot-press formed part
CA3057804C (en) * 2017-03-24 2020-04-07 Nippon Steel Corporation Hat member
CN106964685A (en) * 2017-04-12 2017-07-21 苏州汇程精密模具有限公司 A kind of die cutting die with sectional temperature control function
DE102017109613B3 (en) * 2017-05-04 2018-03-01 Benteler Automobiltechnik Gmbh Hot forming line with tempering station and method of operation
CN107186029A (en) * 2017-06-22 2017-09-22 苏州普热斯勒先进成型技术有限公司 A kind of heater, production line and method for producing subregion intensity heat-punch member
DE102017118492A1 (en) * 2017-08-14 2019-02-14 Kirchhoff Automotive Deutschland Gmbh Press tool
DE102017127657B3 (en) * 2017-11-23 2018-11-08 Benteler Automobiltechnik Gmbh Tool for a device for heat-assisted forming, in particular hot forming and / or press hardening, and device and method for heat-assisted forming, in particular hot forming and / or press hardening with at least one such tool
CN108213199A (en) * 2017-11-30 2018-06-29 昆山邦泰汽车零部件制造有限公司 Hot stamping die
JP7214973B2 (en) * 2018-03-30 2023-01-31 マツダ株式会社 HOT PRESSING METHOD AND PROCESSING APPARATUS
CN108500150A (en) * 2018-05-07 2018-09-07 苏州言晴信息科技有限公司 One kind being convenient for titanium light alloy material forming devices
CN109702097B (en) * 2018-12-25 2024-01-02 湖州机床厂有限公司 Efficient thermoforming equipment
PT3778054T (en) * 2019-08-14 2022-02-21 Automation Press And Tooling Ap & T Ab Intermediate heating station
MX2022005769A (en) * 2019-11-26 2022-06-09 Magna Int Inc Hot stamp tooling assembly and method of forming a part with tailored temper properties.
CN111154960A (en) * 2019-12-31 2020-05-15 东风天汽模（武汉）金属材料成型有限公司 Hot-forming soft and hard area part and production process thereof
CN113857460A (en) * 2021-09-28 2021-12-31 济南方德利模具有限公司 Large oil pan low-pressure casting die, device and process

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EP2143808A1 (en) * 2008-06-30 2010-01-13 Benteler Automobiltechnik GmbH Partial hot forming and hardening with infrared lamp heating
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US20110219841A1 (en) * 2010-03-11 2011-09-15 Thyssenkrupp Sofedit S.A.S. Forming tool comprising cooling duct bores branched within tool elements
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WO2001096089A1 (en) * 2000-06-15 2001-12-20 D-M-E Company Thermal expansion compensation support
DE10256621B3 (en) * 2002-12-03 2004-04-15 Benteler Automobiltechnik Gmbh Continuous furnace used in the production of vehicle components, e.g. B-columns, comprises two zones lying opposite each other and separated from each other by a thermal insulating separating wall
EP2143808A1 (en) * 2008-06-30 2010-01-13 Benteler Automobiltechnik GmbH Partial hot forming and hardening with infrared lamp heating
DE102009043926A1 (en) * 2009-09-01 2011-03-10 Thyssenkrupp Steel Europe Ag Method and device for producing a metal component
US20110219841A1 (en) * 2010-03-11 2011-09-15 Thyssenkrupp Sofedit S.A.S. Forming tool comprising cooling duct bores branched within tool elements
DE102011018850A1 (en) * 2011-04-27 2012-10-31 Gmf Umformtechnik Gmbh Device, particularly molding tool, for reshaping and partial press hardening of workpiece made of hardenable steel in automobile industry, has heatable tool part with mold surface shell and supporting mold body
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Also Published As

Publication number Publication date
ES2757571T3 (en) 2020-04-29
EP3184186A1 (en) 2017-06-28
US11548050B2 (en) 2023-01-10
CN105710226B (en) 2018-01-19
ES2640400T3 (en) 2017-11-02
US20190176203A1 (en) 2019-06-13
US20160175910A1 (en) 2016-06-23
EP3184186B1 (en) 2019-10-09
EP3037186A2 (en) 2016-06-29
DE102014119545A1 (en) 2016-06-23
EP3037186B1 (en) 2017-08-09
CN105710226A (en) 2016-06-29
US10245632B2 (en) 2019-04-02

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