WO2008017520A1 - Disposition de capteur - Google Patents

Disposition de capteur Download PDF

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Publication number
WO2008017520A1
WO2008017520A1 PCT/EP2007/053315 EP2007053315W WO2008017520A1 WO 2008017520 A1 WO2008017520 A1 WO 2008017520A1 EP 2007053315 W EP2007053315 W EP 2007053315W WO 2008017520 A1 WO2008017520 A1 WO 2008017520A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
housing
pulse generator
carrier
sensor arrangement
Prior art date
Application number
PCT/EP2007/053315
Other languages
German (de)
English (en)
Inventor
Arnold Trissler
Stanislav Massini
Original Assignee
Schaeffler Kg
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 Schaeffler Kg filed Critical Schaeffler Kg
Publication of WO2008017520A1 publication Critical patent/WO2008017520A1/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
    • G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • 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
    • F16H59/70—Inputs being a function of gearing status dependent on the ratio established
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/38—Detents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24—Housings ; Casings for instruments
    • G01D11/245—Housings for sensors

Definitions

  • the invention relates to a sensor arrangement for determining positions of at least one transmission component, the sensor arrangement is mounted with at least one sensor and at least one sensing pin of the hubbeweglichen in a first housing, wherein a protruding from the housing end of the Abtastbolzens liftable against at least one of the transmission component associated runway is resiliently biased and wherein the sensor has at least one encoder on a carrier and at least one stationary with the pulse generator in non-contact operative connection sensor.
  • EP 13 50 991 B1 shows such sensor arrangement can be detected with the switching positions of a trained as a shift drum transmission component.
  • the proximity sensor system is described as Hall sensor system not described in detail.
  • the object of the invention is to produce a sensor arrangement which can be produced in a robust and cost-effective manner by simple means.
  • Pulse transmitters are understood to mean all signal transmitters which emit permanent or temporary signals of constant or alternating sequence which are suitable for being detected by one or more sensors arranged without contact with the pulse generator or signal source and emit, for example, light signals, sound waves or magnetic pulses.
  • Examples of permanent pulse generators are permanent magnets, for example with alternating or opposite polarization.
  • Non-contact is the non-contact detection of the signals emitted by the signal generator by one or more sensors, thus without contact to the signal transmitter / pulse to understand, the sensors of the / the pulse generator (s), for example, by a gas or liquid gap separated from this this lie. In this case, contact between the carrier of the pulse generator and the sensor is not excluded as long as the sensor does not touch the signal generator.
  • the sensing pin is resiliently biased against the runway.
  • the process path is described by position data of selector and switch positions and by position data of the contour of the process path between the selector and switch positions.
  • the contour of the runway has gradients, gradients, depressions, peaks, plateaus, etc., which can be described by the position data.
  • Specific positions of the transmission component, the neutral positions, select and switch positions play are assigned characteristic position data. Concrete positions are, for example, the neutral positions "normal” and possibly further neutral positions for mapping reference values as well as the concrete positions of the forward gears or the reverse gear.
  • the characteristic position data are interconnected according to a particular scheme by a chain of interlaced positional data defining the path for the scanning device on the path of travel from one position to the other.
  • the scheme is through a two- or three-dimensional structure of pits and elevations on the surface predetermined the runway.
  • the various depressions and elevations on the surface of the drainage paths are connected in ascending or sloping ramp-like manner to one another to form a ramp contour, which are lined up in a row of any number of positional data arranged next to one another and seamlessly interconnected.
  • the position data are thus in the simple form one-dimensional or two-dimensional coordinates or distances that reflect differences in height of the surface to defined reference planes or reference lines of the process path to which the sensing pin reacts with corresponding longitudinal strokes.
  • the sensor of the scanning device is set to at least one reference value.
  • This reference value is a "zero position" in which the pulser (s) on the sensing pin are in a defined position with respect to the proximity sensor (s) This position provides a reference value for the measurement of the position data Neutral position or a position between two adjacent gears, which is assigned a reference position of the encoder to the sensor.
  • the scanning bolt moves away from this reference position along the scanning path, the scanning bolt will move away from it due to the height differences from the reference value by certain strokes or eventually approach it again by certain strokes.
  • the coupled with the sensing bolt ⁇ ) pulse will thus assume the reference position deviating positions to the / the proximity sensor (s).
  • Each of the positions of the transmission component is thus associated with a particular stroke of the Abtastbolzens.
  • the respective stroke of the Abtastbolzens is assigned a position of one or more pulse to the proximity sensor.
  • they are equally dense or closer to the proximity sensor (s) or further away from it, as compared to the reference position, based on the reference position which the encoders have assumed. It is also conceivable that everyone characteristic position another sensor or another pulse generator is the same in the same or different execution assigned to the previous.
  • each of the selector or switch position of the transmission component is thus associated with a certain longitudinal stroke of the Abtastbolzens.
  • the signal corresponding to the stroke is converted by the sensor and evaluation electronics into information about the position of the transmission component.
  • the signal is forwarded, for example, to the on-board electronics for controlling operating and driving conditions or displayed in a display as a selector or gear position.
  • Each dialing or switching position is assigned a certain height level of the ramp contour of the process path.
  • each of the positions is assigned a different height, so that each of the different selection or switching position is assigned a different stroke of the Abtastbolzens and thus the signal from another position of the encoder to the sensor.
  • each selection or switching position is assigned a defined sequence of position data which the scanning element always travels on the path of travel when changing from one gear to the next in a predetermined path.
  • the height level of the ramp contour and thus the stroke for several select or shift positions of a transmission may even be the same.
  • the actual position of the transmission component is then assigned not only to the stroke but to a defined set of reproducible position data which must be traversed in a repeatable and defined sequence by the scanning device when changing to the respective position and which is recorded accordingly by the sensors and be evaluated.
  • Recesses on the surface of the process path are also formed as detent recesses, in which the sensing pin of the scanning unit engages with the tip and, for example, locks the transmission component in the switching positions.
  • This Detent positions is also associated with a corresponding stroke or a defined measurement quantity of position data.
  • Position data are different diameters or radial strokes of circumferentially extending raceways which are scanned radially and which thus result in radially directed longitudinal strokes of the scanning pin.
  • the change in diameter or radial depths is assigned in this case a change in the swivel angle of the transmission component.
  • the runway runs in a circumferential direction on a circumferential line.
  • the change in the position data is detected by changing the diameter or the radial distance to the axis of rotation or to the pivot axis of the transmission component in this one plane.
  • the sensing pin is radially movable in the direction of the rotation or pivot axis and alternatively directed perpendicular to the longitudinal axis of a longitudinally movable transmission component.
  • the relative axial position of the Abtastbolzen to the runway is fixed.
  • Positional data are, simultaneously or alternatively to the aforementioned variant, the depths and heights of axial depressions and elevations in different planes of an axial or longitudinally scanned process path and thus uneven in the axial direction.
  • the sensing pin is axially movable in this case and thus aligned with the rotational, pivot or longitudinal axis.
  • the relative radial distance of the Abtastbolzenens to the rotation, pivot axis and longitudinal axis is constant. Changes in the position data are signaled by changing the axial stroke of the Abtastbolzens.
  • Position data, different axial distances or axial depths of the travel path are scanned in the axial direction by the scanning device and result in different longitudinal strokes of the scanning pin.
  • the sensing pin can be used simultaneously in scanning a mastbahn or independently for measuring displacements of the transmission component in its longitudinal directions. Positional data are alternative, or simultaneously to the aforementioned variants, the diameters or radial distances of any desired quantities of axially adjacent circumferential lines, which are scanned one after the other in axial sequence.
  • the process path in this case runs in the longitudinal direction - that is perpendicular to the radial direction.
  • either the sensing pin in an axially fixed position to the axially movable transmission component or the sensing pin is axially movable to axially fixed or axially movable transmission component.
  • the sensing pin is aligned radially to the rotation or pivot axis or perpendicular to the longitudinal axis and the stroke of the bolt is thus radial.
  • Positional data are also all possible combinations of the previous embodiments of the invention.
  • Conceivable is the use of sensing pins to run the axis of rotation or pivot axis inclined strokes.
  • the scanning devices are not relatively axially or radially fixed with sensing pins, but that they are arranged independently of the hub in the axial and or radial direction and scan a drain path along a pivoting or rotating and or axially movable transmission component.
  • the runways are preferably introduced with non-cutting shaping process, in particular by cold forming in sheets or in the transmission component or in components that are synchronously coupled to the transmission component. It is also conceivable the formation of locking and or backdrop contours by machining processes.
  • the sensor unit has, in addition to the process path, the sensor system and at least the scanning device.
  • the scanning device consists of at least one sensing pin.
  • the drain bolt is mounted longitudinally movable in a housing. At least one spring is supported in the same longitudinal direction in or in another housing and, at least during operation of the scanning device, biases direction the bolt against the process track.
  • the sensing pin for example, hollow inside and performs a part of the spring formed in this case as a compression spring.
  • the drain bolt is made of solid material and is partially surrounded by a spiral spring, for example.
  • the tip of the Abtastbolzenens is rounded for contact with the civilbahn or provided with a ball.
  • the ball which is rotatably received in a dome around its own center, is optionally ball-bearing in the dome.
  • Non-contact sensors are all pulse generator sensor arrangements in which the communication of the pulse generator with the corresponding sensor via liquid or gas column, in the preferred embodiment via air gaps, ie without direct contact between these two elements is possible. Examples are optical measuring devices or measuring devices with magnetic fields.
  • the sensor has at least one carrier for pulse generator and at least one sensor.
  • the carrier can be activated by the scanning bolt at least when the position data is to be detected and is preferably a rod.
  • the carrier is preferably mounted coaxially with the sensing pin in the same longitudinal direction in a housing.
  • the housing is the same housing in which the sensing pin is longitudinally movable, or is, as an embodiment of the invention provides a separate housing made of plastic. Between the sensing pin is either permanently or temporarily contact in the longitudinal direction. Alternatively, a transmission device for permanent or as needed connection is arranged between sensing pin and carrier.
  • the carrier is either attached to the sensing bolt or guided on this or is due to the action of a spring on this.
  • Another embodiment of the invention provides a sensor system in which magnetic means are used.
  • the acquisition or evaluation of the information is preferably carried out with one or more Hall elements.
  • the carrier is carrier of the / the pulse or the so-called targets from which the pulses for the sensors emanate.
  • Magnetic agents are permanent magnets or temporary exciters such as coils.
  • a sensor or more are subjected to a magnetic field of one or more magnetic pulse generator.
  • the magnetic field of certain strength is caused by one or more magnets attached to the carrier.
  • the carrier carries the magnets at predetermined locations.
  • the predetermined locations correspond to the switching or dialing positions to be signaled at a certain stroke of the sensing pin.
  • the magnetic field strength of the magnets acting on the sensor increases in a direction when the intended stroke is executed.
  • One or more sensors are subjected to a magnetic field that is weakened by one or more ferromagnetic pulse generator.
  • One or more ferromagnetic transmitters are fixed to the carrier
  • the carrier is at least partially itself of ferromagnetic material and has at locations corresponding to characteristic strokes, structure elevations and / or depressions such as protrusions or depressions
  • one or more magnets are fixed with a fixed one
  • the locations where the ferromagnetic material is attached to the carrier or the locations of the ferromagnetic carrier which are interrupted by the aforementioned structure elevations and / or depressions correspond to switching or
  • One or more magnets are arranged in the sensor with a fixed fixed distance to one or more sensors so that the field strength is detected by the sensors.
  • the magnet (s) are at the same time also arranged at a fixed distance from the carrier but not at the carrier such that the pulse generators on the carrier during stroke movements of the scanning element cut the respective magnetic field or are moved into its influence.
  • the pulse generators are structure elevations and / or depressions (slots or elevations) on the surface of the non-ferromagnetic carrier. The position of the structure elevations and / or depressions is determined by characteristic selection or switching positions.
  • the magnetic field changes caused by the slots or bumps are detected by the sensor.
  • Magnets arranged like a scale, magnetization patterns, etc. of equal or opposite polarization according to a predetermined pattern such as:
  • Magnets are permanent magnets or electromagnets.
  • the carrier is made of ferromagnetic or non-ferromagnetic metals or non-metals.
  • the use of plastic for the carrier and also for the housing of the sensor is provided.
  • the plastic of the carrier and also of the housing can be at least partially interspersed with magnetizable particles that are magnetized according to a wide variety of patterns.
  • the housing of the sensor is optionally snapped onto the housing of the scanning, pressed or pressed or screwed with this.
  • the housing of the sensor system can be disassembled but also poured and optionally also includes further evaluation electronics, power supply, connecting lines and plug-in elements.
  • the housing may also have screw-in thread or other fastening means for attachment to the transmission and be provided with sealing elements.
  • the scanning device is, as an embodiment of the invention provides, at the same time a locking device for releasably locking transmission components in predetermined switching positions.
  • the sensing pin which may be the locking pin at the same time, is either slidable or roller-mounted in its housing.
  • One or more springs are coil springs and / or cup springs per scan / lock.
  • the invention provides a device for multi-range measurement of switching and dial positions, which can be produced in a simple, robust and cost-effective manner.
  • FIG. 1 shows a scanning device 1 with sensor 2 as a unit 3 in an overall view.
  • the assembly 3 is shown in a full section.
  • FIG. 2 a shows a further structural unit 19 in full section, the structure of which, with the exception of a differently designed sensor 20 of the structural unit 19, corresponds to FIG. speaks.
  • the scanning device 1 has a sensing pin 4 made of metal.
  • the sensing pin 4 is formed of a shaft 5 and a cap 6.
  • the tip 7 of the Abtastbolzen 4 is a ball 8, which is roller-mounted by means of further balls 9 in the cap 6.
  • the sensing pin 4 is mounted by means of a roller bearing 11 in a housing 10 (first housing) made of metal in the directions of the double arrow liftable and guided.
  • the shaft 5 is provided with a blind hole 29 in which a spring 12 is received in the form of a coil spring.
  • the spring 12 is biased in the directions of the double arrow and thereby opposite to the sensing pin 4 supported on the housing 10.
  • the housing 10 has an external thread 10 a and a hexagon 10 b for a screw fastening of the assembly 3 in a hole, not shown, with an internal thread. It is also conceivable that the housing is a simple sleeve made of sheet metal, which sits with a press fit in a corresponding hole of a transmission housing.
  • the sensor system 2 has at least one sensor 13 and further electronic components of an electronic evaluation unit 14 which are not further described.
  • the sensor 13 and the transmitter 14 are mounted in a housing 15 (second housing) or potted in this.
  • the housing 15 is made of either plastic or metal.
  • the sensor 2 also has an interface to the vehicle in the form of plug contacts 16.
  • the sensor 20, however, has a sensor 21 which is integrated in a shaft 22 of the housing 15.
  • the housing 15 with sensor 2 or 20 is placed on the housing 10 of the scanner 1 and held by means of a snap, adhesive or plug connection, not further described.
  • the housing 15 and 10 are sealed by a seal 17 against each other.
  • the sensor 13 is directed to one or more magnetic pulse generator 18, for example to a magnet (50), which are fixed at one end 23 of a carrier 24 made of plastic.
  • the magnet (50), for example, is a permanent magnet.
  • a pulse generator 25 is annular and is seated at the end 26 of a carrier 27 made of metal in the assembly 19.
  • a sensor 21 is annular and surrounds contactlessly the pulse generator 25 is directed to this and connected to an evaluation electronics 28 not described in detail.
  • the shaft 5 of the Abtastbolzens 4 is, as already mentioned, provided with a blind hole 29.
  • the blind hole 29 is a receptacle for the respective carrier 24 or 27.
  • the carrier 24 and 27 each have a mushroom-shaped end 30, against which the spring 12 is biased so that each of the carriers 24 and 27 and thus the respective pulse generator 18th or 25 is positioned exactly to the sensing pin 4.
  • both assemblies 3 and 19 have the same scanning device 1 and the same housing 15 for the sensors 13 and 20, respectively.
  • This modular principle makes it possible to economically produce larger quantities of identical parts due to the reduced number of parts, reduces tooling and production costs as well as warehousing and transport.
  • the components are interchangeable. For example, the sensor system of a structural unit mounted on a gearbox can be replaced in the event of a repair without the need to disassemble the scanning device.
  • a plurality of essentially identical sensor arrangements are used in a transmission, the sensors of which differ from each other. requirements of different installation sites of the gearbox is adjusted.
  • a simple contactless designed according to the invention proximity switch for indicating the reverse position or the circuit of the remindière- be mounted on a scanning unit at one point in the transmission.
  • a complex sensing device according to the invention for detecting switching positions may be mounted on another scanning unit of the same construction or on a scanning unit of otherwise identical construction but with a different spring. It is conceivable that the latter sensor is integrated in the same type of sensor housing, which is also provided for receiving the reverse switch, or in another type.
  • Figures 3 and 4 show the application of a sensor arrangement 31, the scanning device 32 is biased in different stroke positions of the Abtastbolzen 35 against a ramp contour 33 of a pivotable transmission component 34.
  • the reference position is the diameter D or the radius R of the run-off path 36 to the pivot axis 37 of the transmission component 34, against which the sensing pin 35 abuts.
  • the carrier 38 of the pulse generator 39 is an extension of the Abtastbolzen 35.
  • At least one sensor 41 is integrated.
  • the transmission member 34 is pivoted in the arrow direction, the sensing pin 35 rises on the ramp contour 33.
  • the pulse generator 39 approaches the sensor 41 until the tip 42 of the scanning pin 35 is on the peak 43 of the ramp contour 33.
  • the scanning bolt 35 has traveled from R to the peak 43 along the stroke H.
  • the pulse generator 39 is the sensor
  • FIG. 5 shows an exemplary embodiment of an arrangement according to a).
  • a sensor 45 is acted upon by a magnetic field of a pulse generator 46.
  • the pulse generator 46 is fixed to a carrier 47.
  • the carrier 47 is fixed to a sensing pin, not shown, and thus follows its strokes.
  • the magnetic field of certain strength is caused by one or more magnets forming the pulse generator 46.
  • the carrier 47 carries the pulse generator 46 at a predetermined point, which corresponds to a switching or dialing positions to be signaled at a certain stroke of the scanning pin.
  • the force acting on the sensor magnetic field strength of the magnets increases directionally in a direction when the pulse generator 46 is supplied to the sensor 45.
  • the sensor 45 either reacts only when the intensity has reached a value which corresponds to the maximum field strength or more and switches off when this position is left, or the sensor 45 detects the magnetic field even at initiation the stroke and thus a magnetic field with field strength that increases or decreases until the pulse generator 46 and the sensor 45 are aligned in a predetermined position to each other and the sensor is exposed to the maximum field strength.
  • FIG. 6 shows an embodiment of the invention with a pulse generator 46 of an arrangement, as described in g.) In the chapter "Summary of the invention.”
  • the pulse generator 46 has axially and spirally around the carrier 47 laid and successive magnetic fields of a magnet 50, which are guided by the sensor 45 in a contact-free manner
  • FIG. 7 shows a pulse generator 46 with ring-like magnetic fields of alternating polarization of a magnet 50, which have the same axial dimensions and which are guided past the sensor 45 in a contact-free manner.
  • FIG. 8 shows an exemplary embodiment with which an arrangement according to b.) But also according to c.) Can be realized.
  • Embodiment with arrangement according to b.) - The sensor 45 is acted upon by a magnetic field of a magnet 50, which is weakened by the ferromagnetic pulse generator 46.
  • the pulse generator 46 is fixed to the carrier 47, or the carrier 47 is itself at least partially made of ferromagnetic material and has, at locations corresponding to characteristic strokes, structural depressions 49.
  • the magnet 50 is not fixed to the carrier 47 but is arranged at a fixed, fixed distance from the sensor 45 in the vicinity of the movable carrier.
  • the locations at which the ferromagnetic material is fixed to the carrier 47 or the locations of the ferromagnetic carrier 47 interrupted by the aforesaid structural recesses 49 correspond to switching or selecting positions.
  • the movements of the ferromagnetic material and the structure elevations / depressions during strokes into the field lines of the magnet 50 cause defined weakening of the relevant magnetic field and are detected by the sensor 45.
  • One or more magnets 50 are arranged in the sensor with a fixed fixed distance to the sensor 45 so that the field strength is detected by the sensor 45.
  • the magnet 50 is at the same time arranged at a fixed distance to the carrier 47 but not on the carrier 47.
  • Pulse generators 46 are structural recesses 49 (slots or protrusions) on the surface of the non-ferromagnetic carrier 47, which cut the magnetic field during strokes or are moved into its influence.
  • the position of the structural depressions 49 is determined by characteristic selection or switching positions. The changes in the magnetic field caused by the structure depressions 49 are detected by the sensor 45.
  • FIG. 9 shows, for example, a sensor system for exemplary embodiments with arrangements according to FIG. 2 b) and 2 c.) With two of the sensors. Ren 45 and two of the magnets 50 which each structure elevations 48 different axial length of the pulse generator 46 on the support 47 are opposite.
  • Rolling bearings 37 pivot axis
  • Evaluation electronics 40 Housing second housing 41 Sensor

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

Abstract

L'invention concerne une disposition de capteur (31) pour déterminer les positions d'au moins un engrenage (34), ladite disposition de capteur (31) comportant au moins un système de capteurs (2, 20) et au moins un axe palpeur (4, 35) qui, en mouvement de levée, pivote dans un premier boîtier (10), une extrémité dudit axe palpeur (4, 35), sortant du boîtier (10), pouvant, en mouvement de levée, être mise en précontrainte, de manière élastique, contre au moins une voie de lancement (36) affectée à l'engrenage (34). Selon l'invention, le système de capteurs (2, 20) présente par ailleurs au moins un générateur d'impulsions (18, 25, 39, 46), monté sur un support (24, 27, 38, 47), et au moins un capteur (13, 21, 41, 45), relié au générateur d'impulsions (18, 25, 39, 46) par une liaison active sans contact.
PCT/EP2007/053315 2006-08-05 2007-04-04 Disposition de capteur WO2008017520A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610036696 DE102006036696A1 (de) 2006-08-05 2006-08-05 Sensoranordnung
DE102006036696.4 2006-08-05

Publications (1)

Publication Number Publication Date
WO2008017520A1 true WO2008017520A1 (fr) 2008-02-14

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Application Number Title Priority Date Filing Date
PCT/EP2007/053315 WO2008017520A1 (fr) 2006-08-05 2007-04-04 Disposition de capteur

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CN (1) CN101501801A (fr)
DE (1) DE102006036696A1 (fr)
WO (1) WO2008017520A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009071534A1 (fr) * 2007-12-05 2009-06-11 Schaeffler Kg Unité de commutation à capteurs, dispositif d'arrêt de commutation associé et procédé de fabrication ce cette unité
CN102257287A (zh) * 2008-12-18 2011-11-23 谢夫勒科技有限两合公司 至少在轴向上可彼此移动的两个部件，特别是变速器换挡部件的滚动轴承
CN112469929A (zh) * 2018-07-23 2021-03-09 雷诺股份公司 用于检测变速箱内部控制装置的位置的装置

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DE102008052416A1 (de) * 2008-10-21 2010-04-22 Schaeffler Kg Vorrichtung umfassend ein Betätigungselement eines Zahnräderwechselgetriebes
DE102008057834A1 (de) * 2008-11-19 2010-05-20 Schaeffler Kg Vorrichtung zur Lageerkennung eines beweglichen Schaltungs- oder Stellelements
DE102008058167A1 (de) * 2008-11-20 2010-06-02 Schaeffler Kg Vorrichtung zur Erkennung von Schaltzuständen eines beweglichen Schaltungs- und Stellelements
DE102008058165A1 (de) 2008-11-20 2010-05-27 Schaeffler Kg Vorrichtung zur Erfassung mindestens einer Neutralposition und des Rückwärtsgangs bei Schaltgetrieben
DE102008058163A1 (de) 2008-11-20 2010-05-27 Schaeffler Kg Vorrichtung zur Erfassung sämtlicher Schaltpositionen eines Schaltgetriebes
DE102008058166A1 (de) 2008-11-20 2010-05-27 Schaeffler Kg Vorrichtung zur Erfassung sämtlicher Schaltpositionen bei einem Schaltgetriebe
DE102008061401A1 (de) * 2008-12-10 2010-06-17 Schaeffler Kg Sensorschalteinheit
DE102009058023A1 (de) 2008-12-19 2010-07-01 Schaeffler Technologies Gmbh & Co. Kg Schalteinheit eines Kraftfahrzeugschaltgetriebes
DE102008064156A1 (de) 2008-12-19 2010-07-01 Schaeffler Technologies Gmbh & Co. Kg Vorrichtung zur Lageerkennung eines beweglichen Schaltelements
DE102009032558A1 (de) 2009-07-10 2011-01-13 Schaeffler Technologies Gmbh & Co. Kg Schalteinheit eines Kraftfahrzeugschaltgetriebes
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CN106439001B (zh) * 2016-08-31 2018-10-12 合肥邦立电子股份有限公司 一种便捷型车用空档位置传感器检测装置
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