EP1531186A1 - Vorrichtung und Verfahren zur Wärmebehandlung insbesondere metallischer Werkstücke - Google Patents
Vorrichtung und Verfahren zur Wärmebehandlung insbesondere metallischer Werkstücke Download PDFInfo
- Publication number
- EP1531186A1 EP1531186A1 EP03026214A EP03026214A EP1531186A1 EP 1531186 A1 EP1531186 A1 EP 1531186A1 EP 03026214 A EP03026214 A EP 03026214A EP 03026214 A EP03026214 A EP 03026214A EP 1531186 A1 EP1531186 A1 EP 1531186A1
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- EP
- European Patent Office
- Prior art keywords
- chamber
- furnace
- gas
- oven
- workpieces
- 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.)
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Classifications
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- 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
- F27D19/00—Arrangements of controlling devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
- F27B17/0016—Chamber type furnaces
- F27B17/0083—Chamber type furnaces with means for circulating the atmosphere
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/04—Circulating atmospheres by mechanical means
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- 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
- F27D2003/0085—Movement of the container or support of the charge in the furnace or in the charging facilities
- F27D2003/0091—Horizontally
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- 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
- F27D2003/124—Sleds; Transport supports
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/04—Circulating atmospheres by mechanical means
- F27D2007/045—Fans
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
- F27D2007/063—Special atmospheres, e.g. high pressure atmospheres
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- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
- F27D2019/0012—Monitoring the composition of the atmosphere or of one of their components
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- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
- F27D2099/0078—Means to minimize the leakage of the furnace atmosphere during charging or discharging
- F27D2099/008—Using an air-lock
Definitions
- the invention relates to a device in the form of an atmosphere furnace for Heat treatment, in particular metallic workpieces at high Temperatures.
- the invention also relates to a method for heat treatment in particular metallic workpieces in such a furnace.
- the deterrence is done by a possible Close approximation of the bell hole opening to the upper opening of the Quenching bath, wherein to avoid unwanted oxidation of the Heat treated workpieces of the resulting narrow intermediate gap between quench bath on the one hand and bell oven opening on the other hand Nitrogen is flushed.
- a completely gas-tight coupling to the Abschreckbad is However, not possible, so that a completely oxide-free heat treatment in the Use of a bell furnace system can not be achieved.
- a furnace in particular for heat treatment of metallic workpieces at high temperatures, which is designed as a horizontal atmosphere furnace and a preferably cylindrical furnace chamber and a furnace chamber gas-tight closing furnace door, wherein the furnace door within a gas-tight lockable lock forming Matkastens movable is arranged.
- High temperatures in the context of the invention are temperatures of over 400 ° C. up to 1050 ° C.
- the oven according to the invention is characterized in particular by its gas-tight final oven door on the one hand and the door box forming the lock on the other hand. Due to these components, the horizontal can be trained atmosphere furnace gas-tight, for example, as a transport modules trained Gegenmodule be coupled. At the end of the oven surrounding atmosphere can thus undergo a heat treatment Workpieces are removed from the oven and transferred to the counter module. There by means of the door box a complete seal between the stove on the one hand and On the other hand counter module can be ensured is an unwanted To exclude oxidation of the heat-treated workpieces safely.
- the inventive design allows it as a horizontal atmosphere oven trained oven gas-tight with a trained as a transport module Coupling countermodule.
- the oven door is preferred vertically movable arranged in the door box.
- the lock forming Door case is closed off gas-tight and adjusts The size determinable volume available, the needs with Inert gas can be flooded.
- the door box preferably has means for a gas-tight connection of Matkastens to a correspondingly formed counter module.
- Such Counter module is used for loading and unloading the furnace according to the invention, wherein due to the above-described training of Matkastens a gas-tight Arrangement of furnace on the one hand and counter module on the other hand in a secure manner can be accomplished.
- the counter module preferably thermally insulated and gas-tight, so that it is closed the atmosphere surrounding the furnace a heat-treated Pass workpiece in the furnace according to the invention or an already receive heat treated workpiece from the oven.
- the loading of the furnace according to the invention using a Counter module can be carried out as described below:
- the oven according to the invention also called box oven, stands with closed oven door in process fumigation and working temperature for the treatment of heat treated workpieces ready.
- the heat-treated Workpieces loaded cold counter module coupled to the furnace.
- appropriate clamping devices can be provided on the furnace, the after a coupling process, a relative displacement between furnace and Prevent countermodule.
- a relative displacement between furnace and Prevent countermodule As a result of the coupling process arises between oven door on the one hand and counter module door on the other hand one through the door box of the oven trained lock chamber. In this position, the furnace and the form Counter module a solid unit.
- the door of the counter module opened, as a result, formed of lock and Gegenmodulinnenraum common chamber arises.
- the thus formed chamber is used for flushing flooded with nitrogen, it being possible to provide that either the door box the furnace and / or the counter module via a corresponding inlet to Supply of nitrogen has.
- the counter module already under Nitrogen stand, so that then only the air rinsed out of the lock chamber must be before the two doors are opened.
- the nitrogen over a preferably formed on the door box of the furnace Drain blown off.
- the atmospheric furnace according to the invention can with nitrogen or else with combustible or partially toxic gases. It may therefore be possible the heat-treated batch should not be transported under oven atmosphere. Rather, it is necessary before converting the batch from the oven into the Transport module to rinse the furnace atmosphere with an inert shielding gas, this protective gas via a corresponding furnace exhaust gas line with Flaring can be dissipated. Accordingly, before a Batch conversion the air from the one formed by the door box of the furnace Lock space over an exhaust gas station in the door box with an inert gas running. Once the rinse is completed successfully, the heat-treated batch safely and at the end of the furnace surrounding atmosphere in the example designed as a transport module Transferred countermodule and in the following a quenching treatment be subjected. In the case of a combustible furnace atmosphere this will either already in the oven shortly before a workpiece attachment in the counter module rinsed out or only in the counter module shortly before the workpieces are converted for example, in a quenching chamber.
- the oven according to the invention is further characterized by its simple Construction off. It consists essentially of a cylindrically shaped Furnace chamber, within for heating the furnace chamber atmosphere rod-shaped heating elements are arranged. To revolutionize the Furnace chamber atmosphere has the furnace chamber on the front side via a Gas circulation device, which is preferably designed in the form of a fan. The fan is for the purpose of free access from outside the Furnace chamber arranged motor driven. Purpose of the gas circulation device it is, as part of a heat treatment process in the furnace chamber circulating furnace atmosphere to circulate as needed. It can vary depending on Rotational speed of the gas circulation device designed as a fan optionally be influenced on the degree of gas circulation.
- the heat-treated workpieces are preferably by means of a Rails arranged movable in the longitudinal direction of the furnace chamber Transport device spent in the oven chamber. Is the transport device for heat treatment to its final position within the furnace chamber method, they are arranged on the transport device Workpieces within the arranged by the drum turret Heating elements enclosed treatment area. This type of design allows a uniform heating on all sides within the furnace chamber arranged workpieces.
- the oven has only a door located within a door box forming a lock, so that at the end of the atmosphere surrounding the workpieces in the Furnace entered as well as this can be taken out.
- the Furnace chamber has a cylindrical shape, which advantageously the uniform heat treatment arranged inside the furnace Workpieces serves.
- the preferably designed as a fan Gas circulation device is arranged by the drum turret Enclosed heating elements, so that with respect to the heat-treated Workpieces carried out a uniform circulation of the furnace atmosphere can be.
- the oven according to the invention allows a optimized integration into a module park formed of several furnaces, the each for the purpose of loading and / or unloading of a corresponding trained counter module can be approached. He stands out in that respect due to its high flexibility in connection with other treatment chambers out. Furthermore, the oven according to the invention is due to its comparatively simple construction maintenance and repair friendly.
- the method described above advantageously allows a oxidation-free heat treatment, because the heat-treated Workpieces in the course of the entire process under protective gas held. An undesirable oxidation of the workpieces can be so safe be prevented.
- the transport chamber After a transfer of heat-treated workpieces from the Transport chamber in the atmosphere chamber furnace, the transport chamber be used elsewhere, whereby a high flexibility of the entire Heat treatment plant is achieved.
- the implementation of the Heat treated workpieces from the atmospheric chamber furnace in the Quenching chamber under inert gas is carried out.
- the whole process of heat treatment including the quenching process can thus advantageously under Completion of the atmosphere surrounding the plant are carried out.
- Of the entire heat treatment process is carried out with simultaneous flexibility of individual system components completely free of oxidation.
- the heat-treated workpieces the atmospheric chamber furnace are converted into the transport chamber, wherein in the case of the use of a combustible inert gas atmosphere in Atmospheric furnace this with a nonflammable inert gas either by flushing the atmosphere chamber furnace shortly before reacting the Workpieces in the transport chamber or by flushing the transport chamber is removed after a transfer of the workpieces in the transport chamber.
- This method step is particularly advantageous when a Heat treatment of the workpieces in the atmospheric chamber furnace under combustible Protective gas atmosphere was performed.
- Figures 1 and 2 show the furnace according to the invention according to a preferred embodiment. This is not limiting and only applies to Example closer explanation of the operation. Same parts are in the Figures 1 and 2 identified by the same reference numerals.
- the furnace 1 made of a steel housing 3, for a secure stand has appropriately trained feet 4. Inside the steel housing 3 is the furnace chamber 2 is formed, which for the purpose of thermal insulation via a on the Inside the steel housing 3 arranged insulation 5 has.
- a Gas circulation device arranged in the form of a fan 9.
- the company is operated Fan 9 by a motor 10, which is accessible from outside the outside Furnace chamber 2 is arranged.
- Fan 9 By a motor 10, which is accessible from outside the outside Furnace chamber 2 is arranged.
- Drivetically connected are the engine 10 and the fan 9 by an unspecified drive shaft.
- a arranged within the furnace chamber 2 Charge 11 serve the heating elements 8 formed inside the furnace chamber 2.
- the heating elements 8 are rod-shaped and extend in Longitudinal direction 20 of the furnace chamber 2.
- Fig. 2 are removed can, are the total of six heating elements 8 with respect to the fan.
- 9 arranged like a drum turret and thus form a in Fig. 2 schematically illustrated treatment area 22.
- the heat-treated batch 11 is to carry out a Heat treatment preferably centrally within the treatment area 22nd arranged. Advantage of this arrangement is that the individual workpieces of Lot 11 evenly with the heat generated by the heating elements 8 be charged, which makes the implementation of a reproducible Heat treatment process allows.
- the batch 11 is carried by a transport device 21, which is on rails 6, which in turn are supported on the frame 7.
- the transport device is preferably arranged movable in the longitudinal direction 20.
- the fan 9 opposite end-side furnace chamber 2 is provided with a Loading and discharge opening provided by a gas-tight final Oven door 12 can be either opened or closed.
- the oven door 12 is arranged inside a lock box 13 forming a lock, within which the oven door 12 in the height direction of the door box thirteenth is displaceable.
- Fig. 1 shows the oven door 12 in a loading and Discharge opening of the stove closing position.
- the Furnace chamber 2 preferably on the front side a process gas supply 14.
- a protective gas supply 15 may be provided, over which For example, nitrogen can be introduced into the furnace chamber 2.
- measuring devices 17 may be provided.
- the opening 18 shown only schematically with a pressure equalization flap 19 is closed, relaxed as needed.
- the pressure equalization flap preferably has an integrated tear film, so that at critical Overpressure conditions a corresponding pressure compensation automatically is made.
- the oven has a flaring device 16, over if necessary, in the furnace chamber 2 befindliches process gas are flared can.
- this means of a gas-tight lock forming door box 13 gas-tight to a Counter module can be coupled in the form of a transport module can.
- the furnace of the invention is made combustible using, for example or toxic gases, such as CO, so that it for a Batch conversion may be required in the counter module, the Rinse atmosphere oven with an inert inert gas beforehand, the Inert gas via a corresponding furnace gas line with flaring removed becomes. Accordingly, the air from the lock room of the Mosastens 13 via a delivery point 23 in the door box 13 with an inert gas rinsed out.
Abstract
Description
- in einem ersten Schritt die gegebenenfalls unter Schutzgas stehende Transportkammer an den Türkasten des Atmosphärenkammerofens gasdicht angekoppelt wird,
- in einem zweiten Schritt der vom Türkasten umschlossene Volumenraum sowie gegebenenfalls die Transportkammer mit Schutzgas gespült werden,
- in einem dritten Schritt die wärmezubehandelnden Werkstücke unter Schutzgasatmosphäre aus der Transportkammer in den Atmosphärenkammerofen umgesetzt werden und
- schließlich in einem vierten Schritt die in den Atmosphärenkammerofen umgesetzten Werkstücke unter Schutzgas wärmebehandelt werden.
- in einem ersten Schritt die wärmebehandelten Werkstücke unter Schutzgas aus dem Atmosphärenkammerofen in die an den Atmosphärenkammerofen gasdicht angekoppelte Transportkammer umgesetzt werden,
- in einem zweiten Schritt die Transportkammer und der Atmosphärenkammerofen gasdicht verschlossen werden,
- in einem dritten Schritt der vom Türkasten gebildete Volumenraum mit Stickstoffgas gespült wird,
- in einem vierten Schritt die Transportkammer vom Atmosphärenkammerofen abgekoppelt wird,
- in einem fünften Schritt die Transportkammer zur Abschreckkammer verfahren und gasdicht an die Abschreckkammer angekoppelt wird,
- in einem sechsten Schritt die Luft aus dem vom Türkasten gebildeten Volumenraum zwischen Transportkammer und Abschreckkammer mit Stickstoffgas ausgespült wird,
- in einem siebten Schritt die Werkstücke unter Schutzgas aus der Transportkammer in die Abschreckkammer nach einem Öffnen der Türen beider Kammern umgesetzt werden und
- schließlich in einem achten Schritt die in die Abschreckkammer umgesetzten Werkstücke nach einem Schließen der Türen der beiden Kammern abgeschreckt werden.
- Fig. 1:
- schematisch in geschnittener Seitenansicht den erfindungsgemäßen Ofen gemäß einer bevorzugten Ausführungsform und
- Fig. 2:
- den erfindungsgemäßen Ofen in einer geschnittenen Ansicht gemäß der Schnittlinie II-II in Fig. 1.
- 1
- Ofen
- 2
- Ofenkammer
- 3
- Stahlgehäuse
- 4
- Fuß
- 5
- Isolierung
- 6
- Schiene
- 7
- Gestell
- 8
- Heizelement
- 9
- Ventilator
- 10
- Motor
- 11
- Charge
- 12
- Ofentür
- 13
- Türkasten
- 14
- Prozeßgaszuführung
- 15
- Schutzgaszuführung
- 16
- Abfackelungseinrichtung
- 17
- Meßgerät
- 18
- Öffnung
- 19
- Druckausgleichsklappe
- 20
- Längsrichtung
- 21
- Transporteinrichtung
- 22
- Behandlungsbereich
- 23
- Abgabestelle
Claims (14)
- Horizontaler Atmosphärenofen zur Wärmebehandlung insbesondere metallischer Werkstücke (11) bei hohen Temperaturen, mit einer vorzugsweise zylindrisch ausgebildeten Ofenkammer (2) und einer die Ofenkammer (2) gasdicht verschließenden Ofentür (12), wobei die Ofentür (12) innerhalb eines eine gasdicht verschließbare Schleuse bildenden Türkastens (13) verfahrbar angeordnet ist.
- Horizontaler Atmosphärenofen nach Anspruch 1, dadurch gekennzeichnet, daß der Türkasten (13) Mittel für einen gasdichten Anschluß an ein korrespondierend ausgebildetes Gegenmodul aufweist.
- Horizontaler Atmosphärenofen nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, daß die Ofentür (12) mit Bezug auf die Längsrichtung (20) der Ofenkammer (2) vorzugsweise senkrecht verfahrbar ist.
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche 1 bis 3, dadurch gekennzeichnet, daß eine Wärmebehandlung bei Temperaturen von 400°C bis 1.050°C durchführbar ist.
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Türkasten (13) eine Gasabgabestelle (23) aufweist.
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Ofenkammer (2) in der Ofenkammerwandung ausgebildete Gaseinlässe (14, 15) und/oder eine Abfackelungseinrichtung (16) aufweist.
- Horizontaler Atmosphärenofen gekennzeichnet durch eine innerhalb der Ofenkammer (2) angeordnete Gasumwälzeinrichtung (9).
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche, gekennzeichnet durch mehrere stabförmig ausgebildete und sich in Längsrichtung (20) der Ofenkammer (2) erstreckende, trommelrevolverartig angeordnete Heizelemente (8).
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Gasumwälzeinrichtung (9) ein motorbetriebener Ventilator ist, wobei die Antriebseinheit (10) für den Ventilator von außen zugänglich außerhalb der Ofenkammer (2) angeordnet ist.
- Horizontaler Atmosphärenofen nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß innerhalb der Ofenkammer (2) eine auf Schienen (6) in Längsrichtung (20) der Ofenkammer (2) bewegbare Transporteinrichtung (21) zur Aufnahme wärmezubehandelnder Werkstücke (11) angeordnet ist.
- Verfahren zur Wärmebehandlung insbesondere metallischer Werkstücke in einem horizontalen Atmosphärenofen, bei dem die wärmezubehandelnden Werkstücke dem Atmosphärenkammerofen mittels einer gegenüber dem Atmosphärenkammerofen relativ verfahrbar angeordneten Transportkammer zugeführt werden, wobeiin einem ersten Schritt die gegebenenfalls unter Schutzgas stehende Transportkammer an den Türkasten des Atmosphärenkammerofens gasdicht angekoppelt wird,in einem zweiten Schritt der vom Türkasten umschlossene Volumenraum sowie gegebenenfalls die Transportkammer mit Schutzgas gespült werden,in einem dritten Schritt die wärmezubehandelnden Werkstücke unter Schutzgasatmosphäre aus der Transportkammer in den Atmosphärenkammerofen umgesetzt werden undschließlich in einem vierten Schritt die in den Atmosphärenkammerofen umgesetzten Werkstücke unter Schutzgas wärmebehandelt werden.
- Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß die Werkstücke nach Abschluß einer Wärmebehandlung mittels der Transportkammer einer Abschreckkammer zugeführt werden, wobeiin einem ersten Schritt die wärmebehandelten Werkstücke unter Schutzgas aus dem Atmosphärenkammerofen in die an den Atmosphärenkammerofen gasdicht angekoppelte Transportkammer umgesetzt werden,in einem zweiten Schritt die Transportkammer und der Atmosphärenkammerofen gasdicht verschlossen werden,in einem dritten Schritt der vom Türkasten gebildete Volumenraum mit Stickstoffgas gespült wird,in einem vierten Schritt die Transportkammer vom Atmosphärenkammerofen abgekoppelt wird,in einem fünften Schritt die Transportkammer zur Abschreckkammer verfahren und gasdicht an die Abschreckkammer angekoppelt wird,in einem sechsten Schritt die Luft aus dem vom Türkasten gebildeten Volumenraum zwischen Transportkammer und Abschreckkammer mit Stickstoffgas ausgespült wird,in einem siebten Schritt die Werkstücke unter Schutzgas aus der Transportkammer in die Abschreckkammer nach einem Öffnen der Türen beider Kammern umgesetzt werden undschließlich in einem achten Schritt die in die Abschreckkammer umgesetzten Werkstücke nach einem Schließen der Türen der beiden Kammern abgeschreckt werden.
- Verfahren nach Anspruch 12, dadurch gekennzeichnet, daß der Atmosphärenkammerofen vor einem Umsetzen der Werkstücke in die Transportkammer mit Schutzgas gespült wird.
- Verfahren nach Anspruch 12, dadurch gekennzeichnet, daß die Transportkammer nach einem Umsetzen der Werkstücke in die Transportkammer mit Schutzgas gespült wird.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50311015T DE50311015D1 (de) | 2003-11-14 | 2003-11-14 | Vorrichtung und Verfahren zur Wärmebehandlung metallischer Werkstücke |
AT03026214T ATE419398T1 (de) | 2003-11-14 | 2003-11-14 | Vorrichtung und verfahren zur wärmebehandlung metallischer werkstücke |
EP03026214A EP1531186B1 (de) | 2003-11-14 | 2003-11-14 | Vorrichtung und Verfahren zur Wärmebehandlung metallischer Werkstücke |
CNA2004800331920A CN1878878A (zh) | 2003-11-14 | 2004-09-11 | 用于对特别是金属工件进行热处理的设备和方法 |
RU2006120538/02A RU2327746C2 (ru) | 2003-11-14 | 2004-09-11 | Способ и устройство для термической обработки, в частности, металлических изделий |
PCT/EP2004/010176 WO2005052197A1 (de) | 2003-11-14 | 2004-09-11 | Vorrichtung und verfahren zur wärmebehandlung insbesondere metallischer werkstücke |
US10/579,218 US20080023892A1 (en) | 2003-11-14 | 2004-09-11 | Device and Method for Heat Treating, in Particular, Metallic Workpieces |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03026214A EP1531186B1 (de) | 2003-11-14 | 2003-11-14 | Vorrichtung und Verfahren zur Wärmebehandlung metallischer Werkstücke |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1531186A1 true EP1531186A1 (de) | 2005-05-18 |
EP1531186B1 EP1531186B1 (de) | 2008-12-31 |
Family
ID=34429370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03026214A Expired - Lifetime EP1531186B1 (de) | 2003-11-14 | 2003-11-14 | Vorrichtung und Verfahren zur Wärmebehandlung metallischer Werkstücke |
Country Status (7)
Country | Link |
---|---|
US (1) | US20080023892A1 (de) |
EP (1) | EP1531186B1 (de) |
CN (1) | CN1878878A (de) |
AT (1) | ATE419398T1 (de) |
DE (1) | DE50311015D1 (de) |
RU (1) | RU2327746C2 (de) |
WO (1) | WO2005052197A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102192652A (zh) * | 2010-03-08 | 2011-09-21 | 台技工业设备股份有限公司 | 加热装置及加热系统 |
US20130078591A1 (en) * | 2011-09-22 | 2013-03-28 | Chia Hao Chang | Anti-scald protection apparatus for air heater |
PL2607503T3 (pl) * | 2011-12-22 | 2017-03-31 | Ipsen, Inc. | Komora hartownicza z integralnymi drzwiami dostępu |
CN102676774A (zh) * | 2012-05-31 | 2012-09-19 | 无锡宇吉科技有限公司 | 台车式热处理炉的炉门边框密封结构 |
DE102012019653A1 (de) * | 2012-10-08 | 2014-04-10 | Ipsen International Gmbh | Gasdichter schutzgasbegaster Industrieofen, insbesondere Kammerofen, Durchstoßofen, Drehherdofen oder Ringherdofen |
CN105018715B (zh) * | 2015-08-24 | 2017-03-08 | 武汉富瑞能源科技有限公司 | 卧式罩式炉 |
JP2020041737A (ja) * | 2018-09-10 | 2020-03-19 | 光洋サーモシステム株式会社 | 熱処理装置 |
CN112129803A (zh) * | 2019-06-24 | 2020-12-25 | 上海宝信软件股份有限公司 | 带钢热处理工艺模拟实验装置的工艺腔结构 |
DE102019006940A1 (de) * | 2019-10-05 | 2021-05-06 | Daniel Haug | Vorrichtung zur Verzögerung von Metaldusting an den Kalt-Warmübergängen in Wärmebehandlungsanlagen, welche mit kohlenstoffhaltigen Atmosphären im Prozessinnenraum betrieben werden. |
CN111663026A (zh) * | 2020-07-29 | 2020-09-15 | 赣州市合安科技有限公司 | 一种热风循环的热处理炉 |
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US5624255A (en) * | 1992-12-04 | 1997-04-29 | Kabushiki Kaisha Komatsu Seisakusho | Multipurpose controlled atmosphere heat treatment system |
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 |
US20020146659A1 (en) * | 2001-01-26 | 2002-10-10 | Jorg Muller-Ziller | Arrangement and method for transporting metallic work pieces, and system for heat treatment of said work pieces |
JP2003294368A (ja) * | 2002-03-29 | 2003-10-15 | Tdk Corp | 熱処理装置および熱処理方法 |
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US3399875A (en) * | 1966-04-21 | 1968-09-03 | Alco Standard Corp | Heat treating furnace |
-
2003
- 2003-11-14 DE DE50311015T patent/DE50311015D1/de not_active Expired - Lifetime
- 2003-11-14 AT AT03026214T patent/ATE419398T1/de active
- 2003-11-14 EP EP03026214A patent/EP1531186B1/de not_active Expired - Lifetime
-
2004
- 2004-09-11 WO PCT/EP2004/010176 patent/WO2005052197A1/de active Application Filing
- 2004-09-11 CN CNA2004800331920A patent/CN1878878A/zh active Pending
- 2004-09-11 US US10/579,218 patent/US20080023892A1/en not_active Abandoned
- 2004-09-11 RU RU2006120538/02A patent/RU2327746C2/ru not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5624255A (en) * | 1992-12-04 | 1997-04-29 | Kabushiki Kaisha Komatsu Seisakusho | Multipurpose controlled atmosphere heat treatment system |
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 |
US20020146659A1 (en) * | 2001-01-26 | 2002-10-10 | Jorg Muller-Ziller | Arrangement and method for transporting metallic work pieces, and system for heat treatment of said work pieces |
JP2003294368A (ja) * | 2002-03-29 | 2003-10-15 | Tdk Corp | 熱処理装置および熱処理方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2005052197A1 (de) | 2005-06-09 |
RU2006120538A (ru) | 2007-12-20 |
DE50311015D1 (de) | 2009-02-12 |
ATE419398T1 (de) | 2009-01-15 |
RU2327746C2 (ru) | 2008-06-27 |
US20080023892A1 (en) | 2008-01-31 |
CN1878878A (zh) | 2006-12-13 |
EP1531186B1 (de) | 2008-12-31 |
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