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WO2008040624A1 - Dispositif de commande muni d'un détecteur de position - Google Patents

Dispositif de commande muni d'un détecteur de position Download PDF

Info

Publication number
WO2008040624A1
WO2008040624A1 PCT/EP2007/059690 EP2007059690W WO2008040624A1 WO 2008040624 A1 WO2008040624 A1 WO 2008040624A1 EP 2007059690 W EP2007059690 W EP 2007059690W WO 2008040624 A1 WO2008040624 A1 WO 2008040624A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
control device
collar
housing interior
detection element
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.)
Ceased
Application number
PCT/EP2007/059690
Other languages
German (de)
English (en)
Inventor
Karl Smirra
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.)
Continental Automotive GmbH
Original Assignee
Continental Automotive GmbH
Siemens VDO Automotive 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 Continental Automotive GmbH, Siemens VDO Automotive AG filed Critical Continental Automotive GmbH
Publication of WO2008040624A1 publication Critical patent/WO2008040624A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
    • F16H61/0006—Electronic control units for transmission control, e.g. connectors, casings or circuit boards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/02—Selector apparatus
    • F16H59/08—Range selector apparatus
    • F16H59/10—Range selector apparatus comprising levers
    • F16H59/105—Range selector apparatus comprising levers consisting of electrical switches or sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0082—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units specially adapted for transmission control units, e.g. gearbox controllers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/02—Selector apparatus
    • F16H59/04—Ratio selector apparatus
    • F16H59/044—Ratio selector apparatus consisting of electrical switches or sensors

Definitions

  • the invention relates to a control device.
  • Control devices are used in particular in the automotive sector for controlling an internal combustion engine or also for controlling a shift ⁇ gearbox of a motor vehicle.
  • a position of a selector lever is to be detected, which is representative of a driver's request.
  • corresponding actuators for setting a corresponding gear ratio are then controlled.
  • control devices In such control devices is often the requirement to form a housing interior of the control device fluid-tight, in order to protect any electrical or electronic components therein.
  • the object of the invention is to provide a control device which has a simple structure and works reliably and is inexpensive to produce.
  • the invention is characterized by a control device having a housing in which a housing interior space is formed and which has a recess, and a positi ⁇ onssensor having a outside the housing interior space is arrange ⁇ tes donor element and a sensing element.
  • the He ⁇ socket member is arranged in the recess of the housing and configured to seal the housing interior fluid ⁇ tight against a region in which the transmitter element is arranged, and a sensing area of the Er chargedsele ⁇ ments borders in such a way to the region in the donor element is arranged, that the detection element interacts with the Geberele ⁇ Ment contactless position determining.
  • the arrangement and design of the detection element thus allows the use of a static seal for fluid-tight sealing of the housing interior.
  • a stati ⁇ cal seal can be made much more reliable and less expensive than a dynamic seal.
  • Sensianssanfor- changes a small distance between the transmitter element and the sensing element it is possible for the required Sensticiansanfor- changes a small distance between the transmitter element and the sensing element to choose, so that advantageously the use of a position sensor based on the Hallef ⁇ Anlagens or the anisotropic magnetoresistive (AMR) effect allows the are particularly inexpensive.
  • AMR anisotropic magnetoresistive
  • the transmitter element is arranged on a ⁇ motion transmission means, which is outside the housing interior, the housing gela ⁇ device. This has the advantage that a simple storage of the donor element is made possible on the housing.
  • the motion transmission means is pivotally mounted on the housing. This advantageously enables the off ⁇ formation of the position sensor for detecting a tion Winkelposi-.
  • the sensing element comprises a collar which is arranged outside the GeHou ⁇ seinnenraums, and between the collar and an outer side of the housing is a seal member angeord ⁇ net, and the collar engages the outside of the casing and the Sealing element together so that the housing interior is sealed fluid-tight against the area in which the Ge ⁇ berelement is arranged.
  • This allows a simple sealing possibility of the housing interior.
  • a subsequent electrical coupling of the detection ⁇ elements can be performed with other electronic components of the control device.
  • the detection element has a collar which is arranged in the housing interior, and between the collar and an inner side of the housing, a sealing element is arranged, and the collar cooperates with the inside of the housing and the sealing element ⁇ tion so together that the housing interior is sealed fluid-tight against the area in which the Geberele ⁇ ment is arranged.
  • FIG. 1 shows a perspective view of a control device
  • FIG. 2 is a sectional view of a first embodiment of the control device
  • FIG. 3 is a sectional view of another embodiment of the control device.
  • Figure 4 is a sectional view of another embodiment of the control device.
  • a control device 10 is preferably used to control a gearbox of a vehicle.
  • it is mounted in a vehicle, and indeed preferably such that a linkage of a selector lever for the switching position of a mechanical automatic transmission nisch with the control device 10 can be coupled.
  • the control device 10 may also be used for any other purposes, such as for controlling a combustion engine ⁇ or other actuators, which are arranged in the vehicle.
  • they can also be used for other control ⁇ purposes that are known to the expert.
  • control device 10 As including a position sensor, associated with and corresponding actuators, by means of which predetermined Ü Berset reduction ratios of the gearbox set who can ⁇ .
  • the control device 10 at least one actuator is independent of their use preferably associated with, and is preferably for generating a control signal ⁇ for the at least one actuator formed.
  • Basic ⁇ additionally can also be an output unit of the at least one actuator.
  • the control device 10 (FIG. 1) has a housing 12 with a housing bottom 14 and a housing cover 16.
  • the housing bottom 14 is preferably a molded part and is manufactured in ⁇ example of plastic. However, it can also be made of another material, such as metal, in particular ⁇ special aluminum.
  • the housing bottom 14 has a preferably integrally formed with this plug 20, which serves for electrical contacting of the control device 10 from the outside.
  • the housing cover 16 is preferably made of a metal, in particular ⁇ special aluminum, formed and manufactured for example by means of die casting or Extrudierprofil, but may also be made of plastic.
  • the housing cover 16 preferably has a good thermal conductivity for dissipating heat generated within the control device 10.
  • the housing cover 16 preferably has cooling ribs 19 which to enlarge the surface of the housing cover 16 vorgese ⁇ hen.
  • the control device 10 comprises a housing interior 30 (FIG. 2) which is enclosed by the housing bottom 14 and the housing cover 16.
  • the housing interior 30 is sealed fluid-tight to the surroundings of the control device 10.
  • the housing bottom 14 is sealingly coupled to the housing cover 16, preferably by forming a circumferential insertion seal 32 between the housing bottom 14 and the housing cover 16.
  • the seal between the housing bottom 14 and the housing cover 16 can preferably also take place with a sealing seal.
  • the fluid-tight sealed housing interior 30 forms a drying space. Outside the housing interior 30, a wet space is formed.
  • a substrate 39 is arranged, which is preferably fixed to the housing cover 16.
  • the substrate 39 is formed as a ceramic substrate, but may also be formed in another known for this purpose manner, such as a PCB circuit board.
  • 39 electrical or electronic ⁇ cal components are arranged on the substrate, which also includes the arrangement of in ⁇ tegrated circuits and components. Depending on the design of the substrate 39 this can be fixed in different ways on the housing cover 16.
  • the substrate 39 is laminated to the housing cover 16 and thermally coupled well with the housing cover 16 so as to ensure a good heat dissipation from the substrate 39.
  • the substrate 39 may also be screwed to the housing cover 16.
  • the position sensor comprises a detection element 22 and a transmitter element 26.
  • the detection element 22 is arranged in a recess 28 of the housing cover 16.
  • afrosübertragungs- is arranged means 24 to which the transmitter element 26 of the positive Onssensors is rotatably coupled.
  • the position sensor can be designed to detect a rotational or even translational position. Preferably, it is designed to detect ei ⁇ ner rotational position.
  • the movement transmission means 24 is shown in FIGS. 1-3
  • Embodiments designed as a pivotally mounted shaft.
  • the position sensor is based on a non-contact sensing principle.
  • the transmitter element 26 is designed, for example, as a permanent magnet.
  • the sensing element 22 is before Trains t ⁇ a Hall effect-based element or an AMR effect based element.
  • By changing the position of the Geberele ⁇ element 26 changes the magnetic flux density, which passes through the Hall effect-based element in a plane, for example, perpendicular to the end face of the transmitter element 26.
  • a Rich ⁇ processing the magnetic field strength is detected for determining the position of the transmitter element 26th
  • AMR effect-based and Hall effect-based position sensors are characterized by their very high reliability and robustness, as well as their cost-effectiveness.
  • the detection element 22 of the position sensor has a metering region 23 which is arranged outside the housing interior 30 in the area of the wet space in which the transmitter element 26 is arranged.
  • the detection element 22 has a collar 25, which is preferably also outside of the housing interior ⁇ nenraums 30 and protrudes beyond the opening of Ausneh ⁇ tion 28.
  • a sealing element 34 designed as a sealing ring is arranged, which allows a fluid-tight seal of the housing interior 30 against the region of the wet space in which the transmitter element 26 is arranged.
  • the detection element 22 of the position sensor in the Ausneh ⁇ tion 28 of the housing 12 is inserted and with the electronic see components of the control device 10, in particular the substrate 39, are preferably electrically coupled by means of a press fit connection of pins 41 of the detection element 22 with the substrate 39.
  • the substrate 39 is electrically coupled to male contacts 44 of the plug 20 via further pins 40 and with printed conductors 42 formed as punched lattices , which are preferably formed in the housing bottom 14.
  • the rotationally fixed coupled to the motion transmission means 24 ⁇ te encoder element 26 is arranged so that it can perform a Schwenkbe ⁇ movement or a translational movement.
  • thetrustsübertra ⁇ supply means 24 so designed and arranged that it can perform with respect to an axis A of theclosüber- tragungsstoffs 24 is a pivotal movement.
  • Theterrorismsübertra ⁇ gungsstoff 24 is pivotally mounted by means of bearings 46 in the through hole 21 of the housing 12 outside of the housing interior 30.
  • the movement transmission means 24 is preferably part of a shift linkage of a selector lever or rotatably coupled thereto.
  • the region of the wet space in which the sensor element 26 and the sensing area 23 of sensing element 22 is disposed is preferably protected by a protective cap 38 against Verschmut ⁇ wetting.
  • the housing cover 16 has a groove 36 and the motion transmission means 24 has a further groove 37.
  • the protective cap 38 is received in the groove 36 of the housing cover 16 and in the groove 37 of the movement transmission means 24 and interacts with the housing cover 16 and the movement ⁇ transmission means 24 so that in each case a Laby ⁇ rinth seal between the protective cap 38 and the housing cover 16 and the motion transmission means 24 is formed.
  • the embodiment of Figure 3 differs from that of Figure 2 in that the collar 25 of the detection element 22 in the housing interior 30 and the sealing element 34th is arranged between the collar 25 and an inner side 18 of the housing 12, so that a fluid-tight seal of the housing interior 30 is made possible against the region in which the transmitter element 26 is arranged.
  • this embodiment of the control device 10 it is possible, during assembly of the control device 10, first to couple the detection element 22 with the further electrical and / or electronic components of the control device 10, in particular the substrate 39, preferably by pressfit connection of the connection pins 41 of FIG Detection element 22 with the Sub ⁇ strat 39. Subsequently, the coupled to the substrate 39 te ⁇ detection element 22 are inserted into the recess 28 of the housing 12. The mechanical coupling of the detection ⁇ element 22 with the substrate 39 or other electronic components of the control device 10 can be done very safe.
  • the motion transmission means 24 is formed as a pivotally arranged in the through hole 21 sleeve in which in the direction of the axis A of the motion transmission means 24 extending recess 50 of the motion transmission means 24 is arranged.
  • the recess 50 of theresidessübertra ⁇ supply means 24 can preferably receive a shaft with a recess 50 adapted profile.
  • the illustrated Senstechniks allow a small distance between the encoder element 26 and the detection element 22 to comply.
  • This can advantageously a position sensor based on the reverb effect or the AMR effect can be used.
  • These position sensors can be particularly inexpensive.
  • the transmitter element 26 has a distance of approximately 0.5 millimeters relative to the detection element 22 in relation to the direction of the axis A.
  • this distance may also be slightly lower or, depending on the application, may be significantly higher and, for example, up to one millimeter or, if appropriate, also up to approximately two millimeters.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Transmission Device (AREA)
  • Gear-Shifting Mechanisms (AREA)

Abstract

Dispositif (10) de commande, comprenant un boîtier (12) dans lequel est formé un espace (30) intérieur de boîtier et qui présente un creux (28), ainsi qu'un détecteur de position qui présente un élément (26) générateur disposé en dehors de l'espace (30) intérieur de boîtier et un élément (22) de détection. L'élément (22) de détection est disposé dans le creux (28) du boîtier (12) et configuré de telle sorte qu'il réalise l'étanchéité vis-à-vis des fluides de l'espace (30) intérieur de boîtier par rapport à une zone dans laquelle est disposé l'élément (26) générateur et délimite une zone (23) de détection de l'élément (22) de détection dans la zone dans laquelle est disposé l'élément (26) générateur de telle sorte que l'élément (22) de détection interagit sans contact avec l'élément (26) générateur pour déterminer une position.
PCT/EP2007/059690 2006-10-05 2007-09-14 Dispositif de commande muni d'un détecteur de position Ceased WO2008040624A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006047187.3 2006-10-05
DE102006047187A DE102006047187B3 (de) 2006-10-05 2006-10-05 Steuervorrichtung

Publications (1)

Publication Number Publication Date
WO2008040624A1 true WO2008040624A1 (fr) 2008-04-10

Family

ID=38870282

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/059690 Ceased WO2008040624A1 (fr) 2006-10-05 2007-09-14 Dispositif de commande muni d'un détecteur de position

Country Status (2)

Country Link
DE (1) DE102006047187B3 (fr)
WO (1) WO2008040624A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023110445A1 (de) 2023-04-25 2024-10-31 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Elektronische Schaltungsanordnung zur Anordnung an einer Grenzfläche

Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
DE102009000427A1 (de) * 2009-01-27 2010-07-29 Robert Bosch Gmbh Verfahren zur Herstellung eines Sensormoduls
DE102010029376B4 (de) * 2010-05-27 2023-01-26 Zf Friedrichshafen Ag Getriebesteuermodul
DE102011083953A1 (de) * 2011-10-04 2013-04-04 Tyco Electronics Amp Gmbh Fixier- und Überwachungsvorrichtung
DE102012213952A1 (de) * 2012-08-07 2014-02-13 Robert Bosch Gmbh Getriebesteuermodul eines Kraftfahrzeuggetriebes in Sandwichbauweise mit abgedichtet angeordneten Bauelementen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000011481A2 (fr) * 1998-08-19 2000-03-02 Siemens Aktiengesellschaft Systeme de detection electronique
US6144273A (en) * 1998-08-31 2000-11-07 Niles Parts Co., Ltd. Inhibitor switch having magnetic contact portion
US20060005647A1 (en) * 2004-07-09 2006-01-12 Braford Thomas E Integrated control module for a dual clutch transmission
WO2006029946A1 (fr) * 2004-09-16 2006-03-23 Siemens Aktiengesellschaft Appareil de commande pour une transmission de vehicule a moteur

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DE4415133C1 (de) * 1994-04-29 1995-06-01 Siemens Ag Steuergerät für ein automatisches Getriebe
JPH08320064A (ja) * 1995-05-25 1996-12-03 Aisin Aw Co Ltd 位置検出装置
DE19712842C1 (de) * 1997-03-26 1998-08-13 Siemens Ag Steuergerät für ein Kraftfahrzeug
DE29714223U1 (de) * 1997-08-08 1997-11-20 Leopold Kostal GmbH & Co KG, 58507 Lüdenscheid Getriebesteuerung für ein Kraftfahrzeug
DE10110620A1 (de) * 2001-03-06 2002-09-26 Conti Temic Microelectronic Elekronische Baugruppe
EP1489339B1 (fr) * 2002-03-27 2009-11-04 Aisin Aw Co., Ltd. Dispositif de commande comprenant un detecteur de changement de position
DE20211518U1 (de) * 2002-07-13 2002-09-12 FESTO AG & Co., 73734 Esslingen Als Hall-Sensor ausgebildeter Positionssensor
DE112006000371A5 (de) * 2005-04-15 2007-11-22 Conti Temic Microelectronic Gmbh Steuergerät

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000011481A2 (fr) * 1998-08-19 2000-03-02 Siemens Aktiengesellschaft Systeme de detection electronique
US6144273A (en) * 1998-08-31 2000-11-07 Niles Parts Co., Ltd. Inhibitor switch having magnetic contact portion
US20060005647A1 (en) * 2004-07-09 2006-01-12 Braford Thomas E Integrated control module for a dual clutch transmission
WO2006029946A1 (fr) * 2004-09-16 2006-03-23 Siemens Aktiengesellschaft Appareil de commande pour une transmission de vehicule a moteur

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023110445A1 (de) 2023-04-25 2024-10-31 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Elektronische Schaltungsanordnung zur Anordnung an einer Grenzfläche
DE102023110445B4 (de) 2023-04-25 2025-04-17 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Elektronische Schalteinheit und Kraftfahrzeug

Also Published As

Publication number Publication date
DE102006047187B3 (de) 2008-04-10

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