EP2622195A1 - Moteur à combustion interne comportant un bloc-cylindres fait d'une pièce coulée en métal léger et de chemises de cylindres en fonte brute - Google Patents

Moteur à combustion interne comportant un bloc-cylindres fait d'une pièce coulée en métal léger et de chemises de cylindres en fonte brute

Info

Publication number
EP2622195A1
EP2622195A1 EP11757556.3A EP11757556A EP2622195A1 EP 2622195 A1 EP2622195 A1 EP 2622195A1 EP 11757556 A EP11757556 A EP 11757556A EP 2622195 A1 EP2622195 A1 EP 2622195A1
Authority
EP
European Patent Office
Prior art keywords
cylinder
combustion engine
internal combustion
cooling channel
partially
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Withdrawn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
EP11757556.3A
Other languages
German (de)
English (en)
Inventor
Karl-Jörg Achenbach
Eduard Prinz
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.)
Mercedes Benz Group AG
Original Assignee
Daimler AG
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 Daimler AG filed Critical Daimler AG
Publication of EP2622195A1 publication Critical patent/EP2622195A1/fr
Withdrawn legal-status Critical Current

Links

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
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/004—Cylinder liners
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/102—Attachment of cylinders to crankcase
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/14—Cylinders with means for directing, guiding or distributing liquid stream
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49231—I.C. [internal combustion] engine making

Definitions

  • the invention relates to an internal combustion engine according to the preamble of claim 1.
  • From DE 41 17 112 C1 is already an internal combustion engine for a motor vehicle, with a cylinder housing having at least one working cylinder, known.
  • the invention is in particular the object of providing a cost-effective internal combustion engine with an advantageous cooling. It is achieved according to the invention by the features of claim 1. Further embodiments emerge from the subclaims.
  • the invention is based on an internal combustion engine for a motor vehicle, with a cylinder housing made of light metal casting, which has at least one working cylinder, and with at least one cylinder liner, which consists of Rauguss and which is poured into the working cylinder.
  • the cylinder housing has at least one cooling channel which at least partially adjoins the cylinder liner.
  • This can be improved when using cost-effective cylinder liners from Rauguss a cooling, in particular a water cooling of the cylinder housing.
  • costs of the internal combustion engine can be reduced.
  • the term "at least partially adjoining” is to be understood in particular as meaning that at least a part of the cooling channel is in direct contact with the cylinder liner
  • the cooling channel is advantageously formed by a defined mixing of the cylinder housing and the cylinder bushing made.
  • mixed machining should be understood to mean, in particular, simultaneous machining of the cylinder housing and the cylinder liner.
  • the internal combustion engine has at least one positive locking region in which the cylinder liner and the cylinder housing are connected to each other and in which the cooling channel is at least partially arranged.
  • This allows a particularly advantageous cooling of the cylinder liner can be achieved.
  • a "form-fit region” should be understood to mean, in particular, a region in which a material of the cylinder housing and a material of the cylinder liner at least partially overlap, whereby the cylinder housing and the cylinder liner are clamped.
  • the internal combustion engine has at least one second cylinder liner, to which the cooling channel at least partially adjoins.
  • the cylinder housing has at least one cylinder web between the two adjacent cylinder liners and the cooling channel at least partially passes through the cylinder web.
  • the cooling channel interspersed at least partially with the cylinder web is to be understood in particular that the cylinder web has the cooling channel.
  • A" cylinder web is to be understood in particular a smallest distance between two adjacent working cylinders.
  • the cylinder land is formed by the material of the cylinder housing.
  • the cooling channel is at least partially formed as a material recess, which is at least partially introduced into the cylinder housing and into the cylinder liner. As a result, the cooling channel can be realized particularly easily.
  • the cooling channel is designed as a subsequently introduced cooling channel.
  • a particularly advantageous cooling channel can be realized.
  • subsequently introduced should in this context, in particular an introduction the cooling channel understood that only takes place after the cylinder liner has been poured into the cylinder.
  • the cooling channel is formed as a bore. Thereby, a production of the cooling channel can be simplified.
  • the cylinder housing is at least partially made of light metal die-cast. As a result, a particularly advantageous cylinder housing can be realized.
  • FIG. 2 shows the cylinder housing in a cross section through one of the cylinder liners along a section line A-A
  • Fig. 3 shows the cylinder housing in a cross section through a cylinder web along a section line B-B and
  • Fig. 4 shows schematically a cross section of a cooling channel along a section line
  • FIGS. 1 to 4 partially show an internal combustion engine for a motor vehicle.
  • the internal combustion engine is designed as a motor vehicle internal combustion engine.
  • the internal combustion engine is designed as a multi-cylinder internal combustion engine.
  • the internal combustion engine has a cylinder housing 10.
  • the cylinder housing 10 is manufactured by a casting process.
  • the cylinder housing 10 is made of light metal casting.
  • the cylinder housing 10 is made by die casting. It is integrally formed.
  • the cylinder housing 10 is made of light metal die-cast. It is made of aluminum or an alloy that has aluminum.
  • the cylinder housing 10 has four working cylinders 11, 12, 13, 14.
  • the four working cylinders 11, 12, 13, 14 form a row of cylinders.
  • the row of cylinders extends in a direction 27.
  • the direction 27 is aligned parallel to a longitudinal axis 28 of the cylinder housing 10.
  • the row of cylinders extends along the longitudinal axis 28.
  • the working cylinders 11, 12, 13, 14 are arranged side by side. They are adjacent to each other.
  • the working cylinders 11, 14 are outboard and the working cylinders 12, 13 arranged inside.
  • the working cylinders 1 1, 12, 13 are arranged between the working cylinders 11, 14.
  • the cylinder housing 10 further comprises three cylinder webs 24, 25, 26.
  • the cylinder webs 24, 25, 26 each separate two adjacent working cylinders 11, 12, 13, 14.
  • the working cylinders 11, 12 are through the cylinder web 24, the working cylinder 12, 13 through the cylinder web 25 and the working cylinder 13, 14 through the cylinder web 26th separated.
  • the cylinder web 24 is arranged between the working cylinders 11, 12.
  • the cylinder web 25 is arranged between the working cylinders 12, 13.
  • the cylinder web 26 is arranged between the working cylinders 13, 14.
  • the cylinder webs 24, 25, 26 each have a minimal, in the direction 27 facing extension 29, which runs along the longitudinal axis 28, respectively. In the figure 4, the minimum extent 29 of the cylinder web 26 is shown.
  • the cylinder housing 10 of the internal combustion engine has the four cylinder liners 15, 16, 17, 18.
  • the cylinder liner 15 forms the piston tread 30, the cylinder liner 16, the piston tread 31, the cylinder liner 17, the piston tread 32 and the cylinder liner 18, the piston tread 33rd
  • a cylinder liner 15, 16, 17, 18 is cast in each case a working cylinder 11, 12, 13, 14.
  • the cylinder liner 15 is cast into the cylinder 11, the cylinder liner 16 in the cylinder 12, the cylinder liner 17 in the cylinder 13 and the cylinder liner 8 in the cylinder 14.
  • An outer surface of the individual cast-in cylinder liners 15, 16, 17, 18 lies on an inner surface of the corresponding working cylinders 11, 12, 13, 14.
  • the inner surface of the individual working cylinders 11, 12, 13, 14 are the respective piston running surface 30, 31, 32nd , 33 facing and the outer surface of the individual cylinder liners 15, 16, 17, 18 are the respective piston tread 30, 31, 32, 33 facing away.
  • the cylinder liners 15, 16, 17, 18 are formed as a dry cylinder liners.
  • the cylinder liners 15, 16, 17, 18 are made of Rauguss.
  • the cylinder liners 15, 16, 17, 18 are analogous to each other.
  • the cylinder liners 15, 16, 17, 18 are each connected by one of the cylinder webs 24, 25, 26 with each other.
  • the adjacent cylinder liners 15, 16 are connected by the cylinder web 24.
  • the adjacent cylinder liners 16, 17 are connected by the cylinder web 25.
  • the adjacent cylinder liners 17, 18 are connected by the cylinder web 26.
  • the internal combustion engine further has four positive locking regions, wherein only one positive locking region 22 and one positive locking region 23 are shown.
  • the respective cylinder liners 15, 16, 17, 18 are connected to the associated working cylinders 11, 12, 13, 14.
  • the form-fitting regions 22, 23 and the form-fitting regions, not shown, are of analogous design. As a result, only the positive-locking region 22 and the positive-locking region 23 will be explained in more detail below.
  • a material of the cylinder liner 7 engages partially in a material of the cylinder housing 10.
  • the cylinder liner 17 and the cylinder housing 10 clamped in the working cylinder 13.
  • the inner surface of the working cylinder 13 and the outer surface of the cylinder liner 17 are tilted together ,
  • the inner surface of the working cylinder 13 and the outer surface of the cylinder liner 17 are disposed within the positive engagement portion 22.
  • a connection between the cylinder liner 17 with the cylinder housing 10 in the working cylinder 13 takes place.
  • the form-fitting region 22 extends along a circumference of the working cylinder 13 and the cylinder liner 17.
  • the cast-in cylinder liner 17 and the working cylinder 13 have a positive connection through the form-locking region 22.
  • Analog engages in the form-fitting region 23, a material of the cylinder liner 18 partially in the material of the cylinder housing 10. In the form-fitting region 23, the cylinder liner 8 and the cylinder housing 10 clamped in the working cylinder
  • the inner surface of the working cylinder 14 and the outer surface of the cylinder liner 18 are tilted together.
  • the inner surface of the working cylinder 14 and the outer surface surfaces of the cylinder liner 18 are disposed within the positive engagement region 23.
  • a connection between the cylinder liner 18 with the cylinder housing 10 in the working cylinder 14 takes place.
  • the interlocking region 23 extends along a circumference of the working cylinder 14 and the cylinder liner 8.
  • the cast-in cylinder liner 18 and the working cylinder 14 have by the positive locking portion 23 a positive connection.
  • the cylinder housing 10 has a cooling jacket 34 and a cooling jacket 35.
  • the cooling jackets 34, 35 are arranged opposite one another.
  • the cooling jacket 34 extends on one side 36 along the row of cylinders formed by the working cylinders 11, 12, 13, 14.
  • the cooling jacket 34 surrounds on the side 36 all cylinders, 2, 3, 14 and thus all cylinder liners 15, 16, 17, 18.
  • the cooling jacket 35 extends on an opposite side 37 along, through the working cylinder 12, 13, 14th formed cylinder row.
  • the cooling jacket 35 surrounds on the opposite side 37 all working cylinders 11, 12, 13, 14 and thus all the cylinder liners 15, 16, 17, 18.
  • the cooling jacket 34 and the cooling jacket 35 extend along the longitudinal axis 28 of the cylinder housing 0.
  • the cylinder housing 10 For cooling the cylinder webs 24, 25, 26, the cylinder housing 10 has three cooling channels 19, 20, 21.
  • the cooling channel 19 is provided for cooling the cylinder web 24 and is arranged in the cylinder web 24.
  • the cooling channel 20 is provided for cooling the cylinder web 25 and is arranged in the cylinder web 25.
  • the cooling channel 21 is provided for cooling the cylinder web 26 and is arranged in the cylinder web 26.
  • the cooling channels 19, 20, 21 are thus each between two adjacent working cylinders 11,
  • the cooling channels 19, 20, 21 each partially adjoin two adjacent cylinder liners 15, 16, 17, 18.
  • the cooling channel 19 partially adjoins the cylinder liners 15, 16.
  • the cooling channel 20 partially adjoins the cylinder liners 16, 17.
  • the cooling channel 21 partially adjoins the cylinder liners 17, 18.
  • the cooling channels 19, 20, 21 are analogous to each other. As a result, only the cooling channel 21 will be described in more detail below.
  • the cooling channel 21 passes through the cylinder web 26 perpendicular to the direction defined by a course of the cylinder row 27.
  • the cooling passage 21 passes through the cylinder web 26 perpendicular to the longitudinal axis 28 of the cylinder housing 10.
  • the cooling passage 21 fluidly connects the twodemän- tel 34, 35 with each other.
  • the cooling channel 21 connects the cooling jackets 34, 35 at a height distance. With respect to a direction 38 of the cooling passage 21 extends from a higher portion of the cooling jacket 34, in a lower region of the cooling jacket 35.
  • the cooling channel 21 connects two different height ranges of the cooling jackets 34, 35.
  • the direction 38 is aligned perpendicular to the longitudinal axis 28 and shows in the direction of a crankshaft, not shown.
  • the cooling channel 21 is formed obliquely.
  • the cooling channel 21 is partially arranged in the form-fitting region 22 and partially in the form-fitting region 23.
  • the cooling channel 21 thus partially engages in the two form-fitting regions 22, 23.
  • the cooling channel 21 partially passes through the form-fitting regions 22, 23.
  • the cooling channel 21 thus reduces the positive-engagement region 22 and the positive-engagement region 23.
  • a mid-point of the cooling channel 21 is arranged between the form-fitting regions 22, 23.
  • the cylinder liner 17 and the cylinder liner 18 define the cooling channel 21 on two opposite sides.
  • the cooling passage 21 passes through the cylinder web 26 and brushes the cylinder liner 17 and the cylinder liner 18.
  • the cooling passage 21 has a diameter which corresponds to the minimum extent 29 of the cylinder web 26.
  • the cooling channel 21 is formed as a material recess.
  • the material recess is introduced into the cylinder web 26 of the cylinder housing 10 and partially into the cylinder liners 17, 18.
  • the cooling channel 21 is made by removing the material of the cylinder web 26 and partially of the, in the cylinder web 26 engaging material of the cylinder liners 17, 18.
  • the cooling channel 21 is formed as a bore.
  • the cooling passage 21 is formed as a land cooling bore.
  • the cooling channel 21 is formed as a subsequently introduced cooling channel. That a design of the cooling channel 21 is carried out after pouring the cylinder liners 17, 18 in the working cylinder 14.
  • the cooling channel 21 is introduced in cast-cylinder liners 17, 18 in the cylinder web 26. In principle, it is also conceivable that several cooling channels pass through a cylinder web.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

L'invention porte sur un moteur à combustion interne pour un véhicule automobile, comportant un bloc-cylindres (10) en métal léger qui présente au moins un cylindre de travail (11, 12, 13, 14), et au moins une chemise de cylindre (15, 16, 17, 18) qui est composée de fonte brute et qui est coulée dans le cylindre de travail (11, 12, 13, 14). Selon l'invention, le bloc-cylindres (10) présente au moins un conduit de refroidissement (19, 20, 21) qui est au moins en partie adjacent à la chemise de cylindre (15, 16, 17, 18).
EP11757556.3A 2010-10-01 2011-09-15 Moteur à combustion interne comportant un bloc-cylindres fait d'une pièce coulée en métal léger et de chemises de cylindres en fonte brute Withdrawn EP2622195A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010047325.1A DE102010047325B4 (de) 2010-10-01 2010-10-01 Brennkraftmaschine mit einem Zylindergehäuse aus Leichtmetallguss und mit Zylinderlaufbuchsen aus Rauguss
PCT/EP2011/004637 WO2012041449A1 (fr) 2010-10-01 2011-09-15 Moteur à combustion interne comportant un bloc-cylindres fait d'une pièce coulée en métal léger et de chemises de cylindres en fonte brute

Publications (1)

Publication Number Publication Date
EP2622195A1 true EP2622195A1 (fr) 2013-08-07

Family

ID=44651653

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11757556.3A Withdrawn EP2622195A1 (fr) 2010-10-01 2011-09-15 Moteur à combustion interne comportant un bloc-cylindres fait d'une pièce coulée en métal léger et de chemises de cylindres en fonte brute

Country Status (6)

Country Link
US (1) US9388763B2 (fr)
EP (1) EP2622195A1 (fr)
JP (1) JP5680759B2 (fr)
CN (1) CN103140662B (fr)
DE (1) DE102010047325B4 (fr)
WO (1) WO2012041449A1 (fr)

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JP6521958B2 (ja) * 2013-07-16 2019-05-29 テネコ・インコーポレイテッドＴｅｎｎｅｃｏ Ｉｎｃ． 結合層を備えたシリンダーライナー
DE102013014462A1 (de) 2013-08-30 2014-04-24 Daimler Ag Verfahren zum Herstellen eines Zylindergehäuses für einen Verbrennungsmotor
DE102014008517A1 (de) 2014-06-07 2015-12-17 Daimler Ag Brennkraftmaschine für ein Kraftfahrzeug
DE102017206714A1 (de) 2017-04-21 2018-10-25 Ford Global Technologies, Llc Vorrichtung zur gießtechnischen Herstellung eines Zylinderkurbelgehäuses und Herstellungsverfahren
DE202017104327U1 (de) 2017-04-21 2017-08-09 Ford Global Technologies, Llc Vorrichtung zur gießtechnischen Herstellung eines Zylinderkurbelgehäuses
DE102017206715A1 (de) 2017-04-21 2018-10-25 Ford Global Technologies, Llc Vorrichtung zur gießtechnischen Herstellung eines Zylinderkurbelgehäuses und Herstellungsverfahren
CN108425761B (zh) * 2018-04-03 2024-09-17 林上煜 一种汽车发动机的缸体结构
US10781769B2 (en) * 2018-12-10 2020-09-22 GM Global Technology Operations LLC Method of manufacturing an engine block
CN113482792B (zh) * 2021-07-06 2022-07-15 江门市朝扬精密制造有限公司 一种摩托车汽缸壳体结构及用于其的夹具

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Also Published As

Publication number Publication date
JP5680759B2 (ja) 2015-03-04
WO2012041449A1 (fr) 2012-04-05
CN103140662B (zh) 2016-03-23
DE102010047325A1 (de) 2012-04-05
CN103140662A (zh) 2013-06-05
US20130213339A1 (en) 2013-08-22
JP2013538974A (ja) 2013-10-17
US9388763B2 (en) 2016-07-12
DE102010047325B4 (de) 2021-11-18

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