EP1607602A1 - Carter composité - Google Patents

Carter composité Download PDF

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Publication number
EP1607602A1
EP1607602A1 EP05004691A EP05004691A EP1607602A1 EP 1607602 A1 EP1607602 A1 EP 1607602A1 EP 05004691 A EP05004691 A EP 05004691A EP 05004691 A EP05004691 A EP 05004691A EP 1607602 A1 EP1607602 A1 EP 1607602A1
Authority
EP
European Patent Office
Prior art keywords
housing
plastic
hybrid
metallic
molded part
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.)
Withdrawn
Application number
EP05004691A
Other languages
German (de)
English (en)
Inventor
Jens Ullrich
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.)
Kwd Automotive Group & Co KG GmbH
Original Assignee
Kwd Automotive Group & Co KG 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 Kwd Automotive Group & Co KG GmbH filed Critical Kwd Automotive Group & Co KG GmbH
Publication of EP1607602A1 publication Critical patent/EP1607602A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0021—Construction
    • F02F7/0034—Built from sheet material and welded casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0095—Constructing engine casings

Definitions

  • the invention relates to a hybrid housing, in particular a motor or gear housing.
  • gearbox housing and motor housing are used, which are composed of heavy metal castings.
  • the massive execution of such Metal castings are considered necessary to meet the requirements Power transmission and accuracy, in particular the maintenance of center distances, Parallelism and coaxiality over the entire life of the gearbox or motor housing to ensure.
  • housing parts are designed in plastic construction, They serve as covers and caps or as an additional encapsulation Housing or motor sections for protection against media influences, such as Water or the like.
  • the invention is therefore based on the object, a hybrid housing, in particular a Engine or transmission housing to create the required stability and accuracy requirements fulfilled, but also may have a reduced weight.
  • a hybrid housing in particular Engine or transmission housing, with a housing component made of metal, on which at least a bearing receptacle is formed, wherein the housing member on an inner side and / or an outside is coated with plastic, and the bearing receptacle on a plastic-free region of the housing component is formed.
  • the at least one-sided plastic coating of a metal main body of a such hybrid housing increases the rigidity of the metal body, thereby this with significantly lower wall thickness than currently in engine or transmission housings can be formed customary, resulting in a significant weight reduction can lead to the hybrid housing.
  • the housing component As in such a hybrid housing bearing receptacles on a plastic-free area the housing component are formed, the accuracy requirements, in particular the observance of center distances, parallelism and coaxialities be safely ensured during operation for a long time. Especially remains a tendency to warp of the plastic without affecting the accuracy requirements to the bearing receptacles and / or housing fasteners.
  • the housing component by the applied plastic coating has noise and vibration damping properties, and at the same time the necessary stiffness or strength can be achieved.
  • the functionally crucial dimensions between mounts or bearing mounts by a metallic molding be determined, for example, by machining or non-chip forming, in particular by casting, sintering, bending or punching, can meet all the requirements placed on the hybrid housing accuracy requirements become.
  • the metallic molding for example, as very thin Cast or formed as a sheet metal bending or stamping, since the metallic molding perpendicular to its thickness may have sufficient tensile and compressive stiffness, and possible twisting or bending through the inside or outside He applied plastic layers are reliably prevented.
  • the hybrid housing thus always has a sandwich structure of at least two different layers on, including several layers of metallic and non-metallic moldings or layers in a thickness direction of the housing member This allows a sufficiently rigid and the accuracy requirements fulfilling, if possible, weight-reduced design form.
  • the bearing receptacle a bearing shell, in particular a sleeve, which, on the metallic molding is fixed, which in turn meets the accuracy requirements safely can, and at the same time a sufficient strength of the bearing support even with thinner ones metallic moldings, e.g. Sheet metal parts, and massive bearings are met can.
  • the metallic molded part has one or more recesses has, in the region of which provided on the inside of the housing component Plastic layer and provided on the outside of the plastic layer each other contact or merge into each other. This ensures that at areas the housing component, which have only an encapsulating or enveloping function, however, in terms of accuracy requirements between bearing mounts and in terms of the stiffness requirements to be met the presence of a metallic Do not require molding, the weight of the housing component further reduced can be.
  • the housing component preferably has a fastening device integrated into the metallic molded part on, such as a flange, a mounting hole, a sealing surface, a mounting sleeve, a screw receptacle, such as a threaded portion, or the like.
  • a fastening device integrated into the metallic molded part on, such as a flange, a mounting hole, a sealing surface, a mounting sleeve, a screw receptacle, such as a threaded portion, or the like.
  • the hybrid housing is constructed in such a way that that the plastic layer and the metallic molding, in particular by pouring or injection, are integrally connected.
  • one-sided or multi-sided multiple coating with the same or different Plastic layers conceivable.
  • the plastic coating a Fiber reinforcement, e.g. with carbon fibers.
  • the plastic layer preferably has corrosion-reducing, vibration-damping, insulating and / or sealing properties.
  • the thickness of the metallic molding is less than the thickness the plastic layer is.
  • the thickness of the metallic molding equal to the thickness of the plastic layer or greater than the thickness of the plastic layer on one or both sides of the metallic molding is.
  • the thickness of the metallic molding in some places is greater than the thickness of the plastic layer adjacent thereto, the plastic layer preferably in the remaining area the housing component has a greater thickness than the metallic molded part.
  • recesses also in the area of the direct connection line between two bearing receptacles to provide in the plane of the metallic molding.
  • a housing part 2 of the hybrid housing is schematically in perspective Illustration shown.
  • the housing part 2 shown in a substantially cup-shaped manner is multi-layered, as is clearly visible from Figs. 2a, 2b and 3.
  • a metallic molded part 8 forms a core layer of the housing component 2, in FIG the one or more bearing receptacles 3, 4 are formed.
  • This can be done in the warehouse additionally provided a sleeve 9 as stiffening or bearing support be, as shown in Figs. 2a, 2b and 3 shown.
  • FIGs 2a and 2b show sketched cross-sectional views of two preferred Embodiments of a bearing seat 3, 4 of the housing component shown in Figure 1 without and with sleeve.
  • the metallic molded part 8 with mutual plastic sheathing 5, 6 shown.
  • molding 8 is also conceivable.
  • the metallic molded part 8 is in the region of Bearing support 3, 4, for example, by means of a punching operation broken and while annularly about a center axis M of the bearing support 3, 4 bent parallel to this, so that a jacket-shaped bearing surface 3a arises.
  • This is the camp recording in a plastic-free area 7 of the housing component 2.
  • the plastic casing 6 terminates preferably on an outer side of the bend of the metallic molded part 8 at a distance from the central axis M that is greater than a radius of the Bearing surface 3a (bearing seat 3).
  • the plastic casing 5 follows a Inner side of the bend of the metallic molded part 8, preferably the bend and reinforcingly supports the bent portion 8a of the metallic molded part 8th.
  • the metallic molding 8 ends at a distance from the center axis M, which is larger than a radius of the bearing surface 9a of the bearing receiver 3 is.
  • the bearing surface 9a is formed by a sleeve 9 which is annular arranged about a central axis M of the bearing receptacle 3, 4 parallel to this axis M. and preferably in a perforated example by means of a punching process not bent opening of the metallic molding 8 is provided so that in turn creates a jacket-shaped bearing surface.
  • This is the camp recording also in a plastic-free area 7 of the housing component 2.
  • the plastic sheathing 5, 6 end on both sides, if present, on an outside the sleeve 9 and reinforcing support this.
  • the sleeve through the Plastic are connected to the metallic molding, and / or but independently attached to it.
  • the metallic molded part 8 preferably in turn both on the inside 2a of the housing part 2 as also on the outer side 2b of the housing component 2 preferably completely with, respectively a plastic layer 5, 6 coated.
  • This plastic layer or coating however, it may also be provided only on one of the sides 2a, 2b.
  • different plastic layers or layer thicknesses on the inner and / or the outside of the metallic molded part 8 may be provided.
  • the bearing seat 3, 4 is in this case formed in a thickened region of the metallic molded part 8.
  • the metallic mold part 8 also further breakthroughs or recesses 10 which partially or completely with the plastic material one or more of the applied to the molding plastic layers are filled.
  • a recess can be used to reduce the weight of the housing component be provided, but can also be used as a vibration-damping attachment point be formed, with a mounting opening spaced from the metallic Molding perpendicular to its thickness direction through the plastic filled recess is trained.
  • the metallic molded part For the manufacture of the housing component for the hybrid housing is preferably first the metallic molded part by forming and / or separating processes, such as deep-drawing, Punching and bending, prefabricated. It is also conceivable, the metallic molding to produce a solid part by machining. Likewise is a reshaping Production, for example by a casting process, in particular die-casting, conceivable. Also a combination of the individual processes for the production of the metallic Molded part is possible.
  • the metallic molded part 8 is coated with plastic, which by spraying, dip coating, injection molding or other suitable Procedure can be done.
  • sleeves 9 can fit exactly into the prepared bearing receivers 3,4 of the metallic molded part are introduced.
  • the housing component from a hybrid tubular component, which already has a sandwich structure of metal and plastic layers, wherein the shaping operation, for example in the form of bending or punching operations, is carried out only after production of the sandwich structure.
  • an end-side casing of the integrated metal part 8 is possible.
  • a final microfinishing of the bearing mounts leads finally, that the accuracy requirements for center distances, parallelism and coaxialities between the bearing receptacles with each other and to the fastening devices of the housing component can be met.
  • the sheet metal part prevents the tendency to warp of the plastic and the plastic increases the rigidity of the metallic Molding.
  • the housing component weight-optimized and manufactured highly stable become.
  • hybrid housing Due to the possibility of functional integration, such as the elimination of assembly operations (Holder, screws, nuts, sleeves, seals and the like) can the hybrid housing also manufactured inexpensively and with only a small number be formed of individual parts.
  • the embodiment of the hybrid housing shown in Fig. 4 corresponds substantially the embodiment described above with all its advantages, in which case However, as the core of the housing member 12, a plastic layer 5a is provided, the to the inside 2a of the housing member 12 out with a first metallic mold part 8a is covered, and to an outer side 2b of the housing member 12 out with a second metallic molded part 8 is covered.
  • This arrangement thus provides a comparison with the arrangement shown in FIG Housing component 2 is the inverse arrangement of the sandwich structure.
  • housing component 12 shown in Fig. 4 are in turn provided plastic-free areas 7, where the bearing receptacle 3 directly is formed on one or more metallic moldings 8, 8a.
  • metallic moldings connected to each other at each point of the housing component be, whereby the rigidity of the hybrid housing is further increased.
  • the vibration damping noise and stiffness behavior of the transmission or motor are deliberately influenced.
EP05004691A 2004-06-01 2005-03-03 Carter composité Withdrawn EP1607602A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004026658 2004-06-01
DE200410026658 DE102004026658A1 (de) 2004-06-01 2004-06-01 Hybridgehäuse

Publications (1)

Publication Number Publication Date
EP1607602A1 true EP1607602A1 (fr) 2005-12-21

Family

ID=34934043

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05004691A Withdrawn EP1607602A1 (fr) 2004-06-01 2005-03-03 Carter composité

Country Status (2)

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EP (1) EP1607602A1 (fr)
DE (1) DE102004026658A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7728267B2 (en) 2007-02-02 2010-06-01 Raytheon Company Methods and apparatus for adjustable surfaces
US7939178B2 (en) 2008-05-14 2011-05-10 Raytheon Company Shape-changing structure with superelastic foam material
US8016249B2 (en) 2008-05-14 2011-09-13 Raytheon Company Shape-changing structure member with embedded spring
US8056853B2 (en) 2008-11-25 2011-11-15 Raytheon Company Reconfigurable wing and method of use
US8262032B2 (en) 2008-11-13 2012-09-11 Raytheon Company Collapsible wing beams and method
US8382042B2 (en) 2008-05-14 2013-02-26 Raytheon Company Structure with reconfigurable polymer material
US8387536B2 (en) 2008-12-04 2013-03-05 Raytheon Company Interceptor vehicle with extendible arms
US8573535B2 (en) 2009-03-27 2013-11-05 Raytheon Company Shape-change material and method
FR3075910A3 (fr) * 2017-12-26 2019-06-28 Renault S.A.S. Carter composite de boite de vitesses

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010056224A1 (de) * 2010-12-24 2012-06-28 Volkswagen Ag Geschwindigkeits-Wechselgetriebe für ein Kraftfahrzeug
DE102011012660A1 (de) * 2011-02-28 2012-08-30 Deutsches Zentrum für Luft- und Raumfahrt e.V. Gehäuse
DE102014212446A1 (de) 2014-06-27 2015-12-31 Polytec Plastics Germany Gmbh & Co. Kg Zylinderkopfhaube eines Kraftfahrzeuges
DE102015005893B4 (de) * 2015-05-08 2021-08-19 Audi Ag Lagerträgerelement, insbesondere Lagerträgerplatte, für ein Getriebe
DE102015224440A1 (de) * 2015-12-07 2017-06-08 Mahle International Gmbh Zylinderkopfhaube
DE102018221835A1 (de) * 2018-12-14 2020-06-18 Zf Friedrichshafen Ag Bandage für ein Kraftfahrzeuggetriebe
DE102019120247A1 (de) * 2019-07-26 2021-01-28 Schaeffler Technologies AG & Co. KG Getriebegehäuse und Getriebe
DE102019120509B4 (de) * 2019-07-30 2021-09-16 Schaeffler Technologies AG & Co. KG Lagerplatte für ein Getriebe
DE102020104726A1 (de) * 2020-02-24 2021-04-08 Schaeffler Technologies AG & Co. KG Lagerelement, Verbindungsplatte und Antriebseinheit mit einem solchen Lagerelement
DE102020104725A1 (de) 2020-02-24 2021-08-26 Schaeffler Technologies AG & Co. KG Verbindungsplatte und Antriebseinheit mit einer solchen Verbindungsplatte

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1007976A (en) * 1962-01-26 1965-10-22 Cav Ltd Internal combustion engine constructions
DE1206655B (de) * 1959-10-16 1965-12-09 Daimler Benz Ag Einrichtung zur Verhinderung der Anfressungen an den Kuehlraumwandungen bei fluessigkeitsgekuehlten Kolbenbrennkraftmaschinen
DE3133256A1 (de) * 1981-08-22 1983-03-03 Audi Nsu Auto Union Ag, 7107 Neckarsulm Fluessigkeitsgekuehlte fahrzeug-brennkraftmaschine
US4494492A (en) * 1983-02-10 1985-01-22 Motorenfabrik Hatz Gmbh & Co. Kg Liquid-cooled power aggregate or engine having an arrangement for suppressing vibration
WO2000075498A1 (fr) * 1999-06-07 2000-12-14 Perkins Engines Company Limited Dispositif encapsule et methode de fabrication

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1206655B (de) * 1959-10-16 1965-12-09 Daimler Benz Ag Einrichtung zur Verhinderung der Anfressungen an den Kuehlraumwandungen bei fluessigkeitsgekuehlten Kolbenbrennkraftmaschinen
GB1007976A (en) * 1962-01-26 1965-10-22 Cav Ltd Internal combustion engine constructions
DE3133256A1 (de) * 1981-08-22 1983-03-03 Audi Nsu Auto Union Ag, 7107 Neckarsulm Fluessigkeitsgekuehlte fahrzeug-brennkraftmaschine
US4494492A (en) * 1983-02-10 1985-01-22 Motorenfabrik Hatz Gmbh & Co. Kg Liquid-cooled power aggregate or engine having an arrangement for suppressing vibration
WO2000075498A1 (fr) * 1999-06-07 2000-12-14 Perkins Engines Company Limited Dispositif encapsule et methode de fabrication

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7728267B2 (en) 2007-02-02 2010-06-01 Raytheon Company Methods and apparatus for adjustable surfaces
US7939178B2 (en) 2008-05-14 2011-05-10 Raytheon Company Shape-changing structure with superelastic foam material
US8016249B2 (en) 2008-05-14 2011-09-13 Raytheon Company Shape-changing structure member with embedded spring
US8342457B2 (en) 2008-05-14 2013-01-01 Raytheon Company Shape-changing structure member with embedded spring
US8382042B2 (en) 2008-05-14 2013-02-26 Raytheon Company Structure with reconfigurable polymer material
US8262032B2 (en) 2008-11-13 2012-09-11 Raytheon Company Collapsible wing beams and method
US8056853B2 (en) 2008-11-25 2011-11-15 Raytheon Company Reconfigurable wing and method of use
US8387536B2 (en) 2008-12-04 2013-03-05 Raytheon Company Interceptor vehicle with extendible arms
US8573535B2 (en) 2009-03-27 2013-11-05 Raytheon Company Shape-change material and method
FR3075910A3 (fr) * 2017-12-26 2019-06-28 Renault S.A.S. Carter composite de boite de vitesses

Also Published As

Publication number Publication date
DE102004026658A1 (de) 2005-12-29

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