EP1464905A1 - Dispositif de transport des pièces métalliques - Google Patents

Dispositif de transport des pièces métalliques Download PDF

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Publication number
EP1464905A1
EP1464905A1 EP04005375A EP04005375A EP1464905A1 EP 1464905 A1 EP1464905 A1 EP 1464905A1 EP 04005375 A EP04005375 A EP 04005375A EP 04005375 A EP04005375 A EP 04005375A EP 1464905 A1 EP1464905 A1 EP 1464905A1
Authority
EP
European Patent Office
Prior art keywords
transport
chamber
transport device
counter module
transport chamber
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
EP04005375A
Other languages
German (de)
English (en)
Other versions
EP1464905B1 (fr
Inventor
Heinz Meurs
Thorsten Hesse
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.)
Ipsen International GmbH
Original Assignee
Ipsen International 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
Application filed by Ipsen International GmbH filed Critical Ipsen International GmbH
Priority to PL04005375T priority Critical patent/PL1464905T3/pl
Publication of EP1464905A1 publication Critical patent/EP1464905A1/fr
Application granted granted Critical
Publication of EP1464905B1 publication Critical patent/EP1464905B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0018—Details, accessories not peculiar to any of the following furnaces for charging, discharging or manipulation of charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/12—Travelling or movable supports or containers for the charge

Definitions

  • the invention relates to a device for transporting metallic workpieces, in particular during a heat treatment, with a transport device and a transport direction horizontally traveling chassis.
  • Devices of the aforementioned type are known in the art, for example known from EP 1 229 137 and have in everyday practical use proven. They are used in the context of a heat treatment different heat treatment chambers to be supplied to workpieces easy to transport and as needed the respective Heat treatment chambers supply. It is particularly advantageous that the transport device is independent of the respective modular design Heat treatment chambers can be moved so that it is the user is possible, individual treatment chambers in changeable order Approach needs. To ensure that the patients to be treated Workpieces during transport only a predeterminable atmosphere can be provided according to EP 1 229 137, the Transport device designed as a thermally insulated and vacuum-tight Train transport chamber.
  • the transport device and the heat treatment chamber it is essential that the transport device and the heat treatment chamber to be approached vacuum-tight and thermally insulated can be coupled to each other.
  • the transport device on the one hand and the Heat treatment chamber on the other hand exactly in their respective situation position, so that a defined coupling of the transport device to a respective heat treatment chamber can be performed. It can Even only minor deviations in the positioning of the Transport device and / or the heat treatment chamber Inaccuracies in the location result, due to which a safe, d. H. in particular vacuum-tight coupling of transport device and Heat treatment chamber can not always be guaranteed.
  • Reasons for Such positional inaccuracies can manufacturing tolerances, wear-related Wear, variously acting temperature influences or Be pressure differences.
  • the object of the invention is therefore to provide a device for transporting metallic workpieces, which allows a positionally accurate coupling of the transport device to a counter module, for example to a heat treatment chamber.
  • a device for transporting metallic workpieces which is characterized in that the transport device is carried by a relative to the chassis movably arranged frame, wherein the transport device is mounted floating relative to the frame.
  • the transport device by means of For example, on rails movable chassis.
  • the transport device can in this way to individual counter modules, for example Heat treatment chambers are moved up.
  • the Transport device arranged by a relative to the chassis movable Frame, so that after approaching the transport device to a Jacobmodul the transport device relative to the chassis to the counter module can be coupled.
  • a positioning of the transport device is therefore carried out due to two different movements. With a first movement is the transport device by means of horizontally moving chassis on the respective counter module approached as needed and with a second Traversing motion is the transport device for coupling to the Counter module moved relative to the chassis.
  • the floating bearing of the transport device is preferably formed from a plurality of between transport device on the one hand and frame on the other hand arranged elastic bearing bodies. It is preferably a every force-transmitting connection between the transport device and the frame formed with the interposition of a corresponding bearing body. So can be provided, for example, the transport device and the corresponding For this purpose formed frame at four bearing points force-transmitting each other connect to. Accordingly, a total of four bearing bodies would be provided, wherein each bearing a bearing body between frame and transport device would be to arrange.
  • the bearing bodies have a preferably made of rubber formed body. This is due to a elastic storage of the transport device with respect to the frame achieved, which the above-described floating storage is ensured. It points the molded body preferably frame as well as transport Schausston respectively a made of metal, preferably made of steel end plate. This makes possible a good connectivity of the bearing body with both the transport device as well as with the frame on the one hand and a good application of force of the bearing bodies respectively als als Kohlden bearing forces on the other. moreover the connection plates can be a comparatively high vertical force at low Take up deformation, so that the safe storage also with a workpieces loaded transport device is guaranteed.
  • the shaped body also has at least a metal, preferably made of steel insert plate.
  • connection plate or the insert plate on or vulcanized are arranged on the molding. A safe introduction of force or Power transmission within the bearing body is ensured in this way.
  • the transport chamber has a connection side arranged clamping device.
  • This clamping device is the position-secure fixation of the transport chamber opposite the counter module.
  • a vacuum-tight connection between transport device and counter module to effect by pressing the transport device to the counter module
  • a clamping device proved to be particularly effective.
  • a centering device, the approaching transport device with respect to those at the transport device on the one hand and the counter module on the other hand provided openings centered.
  • the tensioning device is made at least two clamping devices movably arranged relative to the transport device, in Verspannwolf formed in the counter module abutment intervention.
  • the two movably arranged clamping means are preferably be arranged laterally opposite to the transport device and be after a positioning of the transport device relative to the counter module extended and hooked in formed on the counter module abutment.
  • the tensioning means are tightened on this, whereby in position-securing Way the transport device is pressed against the counter module.
  • the clamping means are preferably designed rotatable.
  • the clamping means are preferably formed of a hydraulic, pneumatic and / or electrically movable or rotatable cylinder, at the spans are formed gegenmodulillonem end.
  • the Clamps exchangeably arranged on the cylinder, so that they meet demand can be selected and mounted according to size and weight.
  • a seal preferably in the form of an O-ring. After a pressing of the transport device to the counter module is by means of this Seal an all-inclusive seal between Transport device and counter module achieved, so that at the end opposite the atmosphere surrounding workpieces from the counter module in the the transport device and vice versa can be handed over.
  • FIG. 1 to 3 Shown in Figures 1 to 3 is a device for transporting metallic Workpieces, wherein the device 1 shown here a transport device in the form of a heat-insulated and vacuum-tight to the outside having cylindrical transport chamber 2.
  • the transport chamber 2 serves the Recording and transport to a batch compiled, in the figures not shown in detail workpieces.
  • the device 1 further comprises a chassis 3, with its use the transport chamber 2 is horizontally movable.
  • the chassis 3 is made preferably from a frame construction not shown in detail, which is guided by means of corresponding wheels 4 in trained rails 5.
  • electric motor 6 is worn is designed as a transport chamber 2 transport device of a frame 7, which in turn transverse to the direction of movement of the chassis 3 on this is arranged movable.
  • the frame 7 has wheels 8, by means of which the frame 7 relative to the chassis 3 trained rails 9 can be moved to the chassis 3.
  • the device 1 is also not shown in the figures means for loading and unloading to be arranged within the transport chamber 2 Workpieces provided, which have a horizontally movable pawl.
  • an electromechanical drive can be the latch by means of a forward and backward Move pressure chain in a horizontal direction, taking the lead of the Empty tower is made in a vertically arranged recording.
  • the transport chamber 2 connected to a vacuum system 10.
  • This facility allows the Inside the transport chamber 2 to evacuate to a final pressure of about 0.1 mbar and at a leak rate of about 0.003 mbar I / sec to maintain this pressure level.
  • heat-treated Workpieces against environmental influences such as one an undesirable Oxidation inducing oxygen supply, are protected.
  • the transport chamber 2 with a exchangeable thermal insulation made of, for example, chromium-nickel steel provided and additionally has a current feedthrough connected Heating elements on.
  • the heating elements allow heating of the empty transport chamber 2 up to about 1200 ° C in the shortest possible time at a control temperature of about ⁇ 5 ° C.
  • a hermetically closing loading door arranged by a hydraulic in the present case, depending on the application but also electrically or pneumatically actuated drive in vertical Direction is liftable.
  • a hydraulic in the present case depending on the application but also electrically or pneumatically actuated drive in vertical Direction is liftable.
  • To open or close the loading door moves in a double-walled portal 11 facing away from the transport chamber 2
  • Side of a clamping device forming clamping means 12 are arranged. That with the wheels 4 provided chassis 3 of the device 1 is by means of a an E-motor driven and thus jerk-free starting or braking 6, preferably a geared motor driven.
  • the one position accuracy of about 1 mm permitting travel speed in all Directions freely moving and rotating on the ground chassis 3 is thereby only between 0.01 m / s and 0.03 m / s, so that additional protective measures, such as a grid arrangement are dispensable.
  • additional protective measures such as a grid arrangement are dispensable.
  • At the front and rear Front side of the chassis 3 are nevertheless safety devices provided to trigger an emergency stop when hitting an obstacle.
  • the arranged on the chassis 3 rails 9 are used for relative mobility the transport chamber 2 relative to the chassis 3, wherein a method the transport chamber 2 is possible by a distance of about 200 mm.
  • the transport chamber 2 is moved by a hydraulic cylinder, not shown.
  • bearing body 13 Preferably to be used bearing body 13 are exemplified in Figures 4a and 4b.
  • the bearing body is made of an elastic material, for example, a molded body 17 made of rubber.
  • the molded body 17 has frame as well as transport chamber side each one made of metal, preferably made of steel end plate 14 and 15, respectively. Are missed these connection plates 14 and 15 with holes 18, which allow it to be simple Make a force-transmitting connection between the transport chamber 2 the one side and frame 7 on the other side form.
  • the molded body 17 are also insert plates 16. Together carry the connection plates 14 and 15 and the insert plates 16 in that the bearing body 13 record a high vertical force with only a small deformation can. In the horizontal plane, d. H.
  • transport chamber 2 clamping means 12th are provided on the transport chamber 2 clamping means 12th These are designed to be movable and can be handled as required be that the transport chamber 2 to form a vacuum-tight connection is pressed against the treatment chamber 50.
  • the clamping means 12 are each formed from a hydraulic cylinder 19 and a Clamps 20 arranged on the hydraulic cylinder 19 at the end are carried each hydraulic cylinder 19 of a cross member 21, which in turn each at the Transport chamber 2 is arranged.
  • the hydraulic cylinder 19 can in the transverse Move to the direction of movement of the chassis 3 lying direction and order the longitudinal axis of the hydraulic cylinder 19 are rotated. In tension position grip the iron 20 of the clamping means 12 formed in the treatment chamber 50 Abutment 22 a, as shown in particular Figures 6a to 6d can be.
  • FIGS. 6a to 6d Shown in FIGS. 6a to 6d is the method of coupling Transport chamber 2 to a treatment chamber 50.
  • the transport chamber. 2 opposite the treatment chamber 50, to which the transport chamber 2 is coupled shall be.
  • the Transport chamber 2 still at a relative distance from the treatment chamber 50, wherein the tensioning means 12 are in their initial position.
  • a position or position compensation possibility of the transport chamber 2 with respect to a Treatment chamber 50 created so that any misalignment of the transport chamber 2 can be compensated.
  • the balanced ones in this way Positioning of the transport chamber 2 with respect to the treatment chamber 50 can be secured in position using the clamping means 12, wherein a vacuum-tight Connection between transport chamber 2 on the one hand and treatment chamber 50 on the other hand is achieved in that the transport chamber. 2 with the interposition of a corresponding seal by the clamping means 12th is pressed to the treatment chamber 50.
  • the clamping means 12 can be released again, thereby the treatment chamber 2 is released again and opposite the treatment chamber 50 can be moved.
  • FIG. 5 shows by way of example a system in which one according to FIGS. 1 to 3 described device 1 is used. Both sides of the device 1 are a Set up different treatment chambers 50, provided are a vacuum preheat chamber 50a, vacuum carburizing chamber 50b, Diffusion chamber 50c and a gas quenching chamber 50d or alternatively also oil or salt bath quenching chambers.
  • the Sluice 55 and the transport chamber 2 evacuated. Then the doors of the Vacuum preheat chamber 50a and the lock 55 and the loading door of the Transport chamber 2 is opened and the workpieces by means of the loading fork in the Transport chamber 2 shipped. After the loading door is closed again, the transport chamber 2 becomes one of the negative pressure carburizing chambers 50b transported. The thermal insulation and the heating elements are doing sure that the workpieces do not experience any temperature loss.
  • each designed separately evacuated Locks 55 help to ensure that the workpieces do not lose much time can be transported between treatment chambers 50, such as the Carburizing chamber 50b and the diffusion chambers 50c, different Atoms, while ensuring that the workpieces in the protective vacuum against environmental influences inside the transport chamber 2 are transported.
  • the workpieces leave the gas quenching chamber 50d via a conveyor belt 52, depending on the type of heat treatment the workpieces still to a tempering furnace 53 and a to this subsequent cooling tunnel 54 promotes.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Forging (AREA)
  • Physical Vapour Deposition (AREA)
  • Furnace Details (AREA)
  • Chain Conveyers (AREA)
EP04005375A 2003-04-04 2004-03-06 Dispositif de transport des pièces métalliques Expired - Lifetime EP1464905B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL04005375T PL1464905T3 (pl) 2003-04-04 2004-03-06 Urządzenie do transportowania półwyrobów metalowych

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20305423U DE20305423U1 (de) 2003-04-04 2003-04-04 Vorrichtung zum Transportieren metallischer Werkstücke
DE20305423U 2003-04-04

Publications (2)

Publication Number Publication Date
EP1464905A1 true EP1464905A1 (fr) 2004-10-06
EP1464905B1 EP1464905B1 (fr) 2006-06-28

Family

ID=32842385

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04005375A Expired - Lifetime EP1464905B1 (fr) 2003-04-04 2004-03-06 Dispositif de transport des pièces métalliques

Country Status (8)

Country Link
US (1) US20040197168A1 (fr)
EP (1) EP1464905B1 (fr)
CN (1) CN100526483C (fr)
AT (1) ATE331926T1 (fr)
DE (2) DE20305423U1 (fr)
ES (1) ES2268513T3 (fr)
PL (1) PL1464905T3 (fr)
RU (1) RU2335720C2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8016592B2 (en) * 2008-01-01 2011-09-13 Dongguan Anwell Digital Machinery Ltd. Method and system for thermal processing of objects in chambers
US8662888B2 (en) * 2008-11-19 2014-03-04 Ipsen, Inc. Loading system for a heat treating furnace
CN101992291B (zh) * 2010-11-04 2013-01-23 中冶京诚工程技术有限公司 运锭小车
RS63657B1 (sr) 2017-05-12 2022-11-30 Primetals Technologies Austria GmbH Transportovanje transportovanog materijala
RU2718030C1 (ru) * 2019-07-12 2020-03-30 Общество с ограниченной ответственностью Научно-производственное предприятие "МЕТЧИВ" (ООО НПП "МЕТЧИВ") Способ транспортирования круглых заготовок в толкательной методической печи

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1469600A (fr) * 1966-01-06 1967-02-17 Loire Atel Forges Dispositif pour le transport du métal liquide et notamment de l'acier, du récipient d'affinage, au récipient où il est coulé
US5052923A (en) * 1989-10-12 1991-10-01 Ipsen Industries International Gesellschaft Mit Beschrankter Haftung Oven for partial heat treatment of tools
EP0893510A1 (fr) * 1997-07-21 1999-01-27 Refrattari Brebbia S.r.l. Installation automatique de traitement thermique de métaux, notamment d'aciers
FR2782156A1 (fr) * 1998-08-05 2000-02-11 Fours Ind B M I Baudasse Marti Dispositif de convoyage d'une charge entre plusieurs enceintes sous vide et unite de traitement sous vide equipee d'un tel dispositif
EP1229137A1 (fr) * 2001-01-26 2002-08-07 Ipsen International GmbH Installation et procédé pour transporter des pièces métalliques ainsi qu'une installation pour le traitement thermique de ces pièces

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1936239A (en) * 1932-05-19 1933-11-21 Holcroft And Company Transfer mechanism for furnaces
US4298305A (en) * 1978-11-22 1981-11-03 Columbia Machine, Inc. Method and apparatus for transferring loads
US4461455A (en) * 1981-09-30 1984-07-24 The Boeing Company Aircraft engine lifting and positioning apparatus
US4553896A (en) * 1983-01-04 1985-11-19 Toyota Jidosha Kabushiki Kaisha Truck apparatus for conveying parts
US4597709A (en) * 1983-08-01 1986-07-01 Aioi Seiki K.K. Transferring device for dies and the like
US4705445A (en) * 1984-07-30 1987-11-10 Kobayashi Bansokiki Co., Ltd. Apparatus for exchanging metal molds
US4746258A (en) * 1985-09-13 1988-05-24 Litton Systems, Inc. Floating table for article transport vehicle
US4915569A (en) * 1987-02-05 1990-04-10 Oerlikon Motch Corporation Combination machine tool apparatus and pallet changing system
FR2620492B1 (fr) * 1987-09-11 1990-01-12 Aerospatiale Systeme d'accouplement de deux corps par exemple un chariot et un poste d'usinage
GB8812634D0 (en) * 1988-05-27 1988-06-29 Caterpillar Ind Inc Load positioning assembly & method
US5271678A (en) * 1989-12-29 1993-12-21 Caoutchouc Manufacture Et Plastiques S.A. Elastic bearing
US5441376A (en) * 1992-04-15 1995-08-15 American Sterilizer Company Sterilizer loading car transfer apparatus
US5413450A (en) * 1993-03-31 1995-05-09 Eastman Kodak Company Apparatus for transporting a load
US5447106A (en) * 1993-04-30 1995-09-05 Saturn Machine & Welding Co., Inc. Coke oven rail car with drive control system for positioning the car having gross and fine positioning drinks
US6235400B1 (en) * 1999-04-26 2001-05-22 Tokai Rubber Industries, Ltd. Vibration-isolating laminar rubber structure having rubber layers whose composition includes at least one of asphalt, tar and pitch materials

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1469600A (fr) * 1966-01-06 1967-02-17 Loire Atel Forges Dispositif pour le transport du métal liquide et notamment de l'acier, du récipient d'affinage, au récipient où il est coulé
US5052923A (en) * 1989-10-12 1991-10-01 Ipsen Industries International Gesellschaft Mit Beschrankter Haftung Oven for partial heat treatment of tools
EP0893510A1 (fr) * 1997-07-21 1999-01-27 Refrattari Brebbia S.r.l. Installation automatique de traitement thermique de métaux, notamment d'aciers
FR2782156A1 (fr) * 1998-08-05 2000-02-11 Fours Ind B M I Baudasse Marti Dispositif de convoyage d'une charge entre plusieurs enceintes sous vide et unite de traitement sous vide equipee d'un tel dispositif
EP1229137A1 (fr) * 2001-01-26 2002-08-07 Ipsen International GmbH Installation et procédé pour transporter des pièces métalliques ainsi qu'une installation pour le traitement thermique de ces pièces

Also Published As

Publication number Publication date
RU2335720C2 (ru) 2008-10-10
US20040197168A1 (en) 2004-10-07
DE20305423U1 (de) 2004-08-12
DE502004000858D1 (de) 2006-08-10
PL1464905T3 (pl) 2006-11-30
EP1464905B1 (fr) 2006-06-28
ES2268513T3 (es) 2007-03-16
RU2004110094A (ru) 2005-10-10
ATE331926T1 (de) 2006-07-15
CN1536310A (zh) 2004-10-13
CN100526483C (zh) 2009-08-12

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