WO2019105589A1 - Procédé et système destinés à évaluer une zone de surface préétablie, détectée par un dispositif de mesure, d'une éprouvette - Google Patents

Procédé et système destinés à évaluer une zone de surface préétablie, détectée par un dispositif de mesure, d'une éprouvette Download PDF

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Publication number
WO2019105589A1
WO2019105589A1 PCT/EP2018/025306 EP2018025306W WO2019105589A1 WO 2019105589 A1 WO2019105589 A1 WO 2019105589A1 EP 2018025306 W EP2018025306 W EP 2018025306W WO 2019105589 A1 WO2019105589 A1 WO 2019105589A1
Authority
WO
WIPO (PCT)
Prior art keywords
surface area
predetermined surface
predetermined
detected
detection device
Prior art date
Application number
PCT/EP2018/025306
Other languages
German (de)
English (en)
Inventor
Gábor SZALAI
István TÖRÖK
Original Assignee
AUDI HUNGARIA Zrt.
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 AUDI HUNGARIA Zrt. filed Critical AUDI HUNGARIA Zrt.
Publication of WO2019105589A1 publication Critical patent/WO2019105589A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
    • G01B5/202—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures of gears
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces

Definitions

  • the invention relates to a method for evaluating a predetermined surface area of a test specimen detected by a measuring device.
  • the invention also relates to a system for evaluating a predetermined surface area of a test specimen.
  • test specimens or components In order to be able to analyze specimens, it is known from the general state of the art to test the specimens or components by means of a measuring device. In particular, the shape or surface or geometry of the test specimen can be detected by means of a wide variety of measuring devices.
  • a disadvantage of such measuring methods is that, depending on the measuring device, the data recorded by the measuring device are confusing, which makes an analysis of the test piece or a comparison of a plurality of test pieces particularly complicated.
  • test specimen is meant in particular a volumetric body, such as a component, in particular a specimen or a component to be tested.
  • predetermined surface area is meant, in particular, a predetermined area or portion of the surface of the specimen or the entire surface of the specimen.
  • measuring device is meant in particular a measuring device or a measuring system or a measuring device, which is designed to measure one or more measured variables, in particular physical parameters or parameters.
  • the detection means moves within the predetermined surface area along a surface of the specimen.
  • the detection device can extend the surface of the test body for detecting the predetermined surface area, in particular the detection device is guided over the surface.
  • the detection device can record or record measured variables of the surface.
  • a pushbutton is used as the detection device.
  • the data of the surface area detected by the detection device are processed by means of an evaluation device of the measuring device, wherein the data is a Represent surface structure of the surface of the predetermined surface area of the specimen.
  • surface structure is meant in particular a structure of the surface, ie in particular a sequence of valleys or depressions and elevations, or a surface profile. If, for example, the button moves over the surface, the result, ie the data, can be a height signal recorded via a scanning path, which is also referred to as a surface profile.
  • the detected predetermined surface area or the surface of the test body can be replicated multidimensionally.
  • the predetermined surface area is displayed or displayed on the basis of the processed data in a multi-dimensional manner by means of the display device such that the surface structure of the detected predetermined surface area can be analyzed.
  • the detected predetermined surface area is displayed in such a way that, especially for a viewer, the surface structure is recognizable or visible or is displayed.
  • multi-dimensional representation is meant, in particular, a spatial representation of the test body, that is to say, in particular, of the detected surface area.
  • the predetermined surface area is displayed two-dimensionally or three-dimensionally.
  • the predetermined surface area or the test specimen can be displayed topographically or isometrically.
  • the invention is based on the finding that gears which mesh with one another, such as, for example, sprockets, the surface properties, ie the surface structure, have a great influence on a noise emission during operation of the gears.
  • the test specimen is thus preferably a gear, in particular a Verspann leopardrad.
  • a predetermined surface area of the gear as a test body is used advantageously at least one tooth flank or a plurality of tooth flanks of the gear.
  • the evaluation of the predetermined surface area detected by a measuring device takes place as soon as an acoustic signal during operation of the test body exceeds a predetermined threshold value.
  • Theshold value is a particularly meant volume level or a predetermined amplitude threshold of the acoustic signal. If, for example, the gear is too loud during operation, one or more tooth flanks of the toothed wheel can be checked. Preferably, then a 3D representation of at least one tooth flank of the gear takes place.
  • the surface structure of the test specimen ie the toothed wheel, in particular a tooth flank of the toothed wheel
  • a multi-dimensional representation in particular a 3D representation, at least one tooth flank of the gear takes place.
  • the specimen, ie the gear is loud or quiet during operation, ie would exceed the threshold or not.
  • An advantageous embodiment provides that when detecting the at least one predetermined surface area, the detection device moves off the surface of the test body along a plurality of profile lines, in particular 30 to 50 profile lines. Any number of profile lines can be traversed.
  • profile line is meant, in particular, a scanning path or a path along which the detection device moves to detect or check the predetermined surface area, or which refers to a line characterizing the profile of the surface.
  • the profile lines, which moves off the detection device are arranged parallel to one another at a predetermined distance.
  • the profile lines extend parallel to each other, in particular perpendicular to a main extension direction.
  • a plurality of measuring points in particular between 100 and 500 measuring points, particularly preferably 480 measuring points, are advantageously taken along each profile line, the measuring points being provided as the data to be processed. Any number of measuring points can be recorded. With In other words, a plurality of actual points are recorded or recorded along each profile line to be traveled. Overall, this makes it possible to obtain a point cloud, in particular at several measuring points. Due to the large number of measuring points, even the slightest change in the surface can be detected, as a result of which the detected surface can be reproduced or simulated particularly accurately and reliably.
  • a roughness and / or a surface waviness of the detected predetermined surface area is evaluated on the basis of the illustrated surface structure.
  • the waviness preferably refers to an uneven surface.
  • the waviness occurs periodically at longer intervals than the roughness, which may be defined as a deviation from an ideal surface that occurs repeatedly at relatively longer intervals than the depth. Only one wave can occur.
  • the invention is based on the finding that the higher the value of the surface waviness, the louder the gear during operation.
  • the formation of noise also depends not only on the height of the waviness, but also on a process of surface waviness.
  • the multi-dimensional representation can be rotated and / or mirrored within a display plane.
  • the test specimen shown can be rotated about a predetermined axis and / or mirrored on the predetermined axis.
  • different views of the multi-dimensional representation are adjustable.
  • the multi-dimensional representation preferably takes place in a spatial dimension.
  • the predetermined surface area or the test specimen in the space dimensions length and width and height can be displayed.
  • the predetermined surface area may also be in length and number of measuring points along a profile line, which in particular corresponds to a width, and height are displayed.
  • the width is preferably measured in millimeters, that is to say the unit mm.
  • the height is preferably measured in microns, ie the unit miti. Due to the different views of the multi-dimensional representation of the specimen and in particular its surface can be analyzed very accurately.
  • a surface treatment of the predetermined surface area and / or a surface finish is determined by the representation of the surface structure.
  • the multi-dimensional representation of the surface area indicates the type of surface treatment and / or surface treatment.
  • the surface structure may preferably provide information about the surface treatment and / or the type of processing of the surface. In other words, it is possible to analyze how the surface treatment and / or the surface treatment affects the surface structure.
  • the surface of the test specimen can be treated, for example, by grinding, in particular low-noise shifting (LNS for short) and / or polishing and / or sandblasting and / or honing and / or lapping.
  • LNS low-noise shifting
  • At least one further predetermined surface area of a further test body is displayed, wherein the further predetermined surface area together with the predetermined surface area is displayed on a display surface of the display device.
  • the representation of the predetermined surface areas can be activated and deactivated independently of each other.
  • the displayed predetermined surface areas can be faded in and out independently of each other.
  • the predetermined surface areas of the display can be erased and added independently of each other.
  • a further advantageous embodiment provides that the evaluation device is set up to compare the surface structures of the predetermined surface area and of the further predetermined surface area.
  • the evaluation device can be set up to output the acquired values or data of the surface structure of the predetermined surface area and of the further predetermined surface area.
  • the evaluation device can be set up to determine and / or output and / or compare values of the roughness of the surface structure of the predetermined surface area and of the further predetermined surface area.
  • the predetermined surface area and the further predetermined surface area are displayed in a vertical direction one above the other or arranged one above the other.
  • the predetermined surface area and the further predetermined surface area can be stacked on each other.
  • a profile position of the two predetermined surface areas is comparable.
  • the invention also includes the combinations of the described embodiments.
  • the invention also includes a system for evaluating a predetermined surface area of a test specimen.
  • the system comprises a measuring device which has a detection device, wherein the detection device is adapted to at least to detect the surface area of the specimen, wherein the detection means moves within the predetermined surface area along a surface of the specimen.
  • the system has an evaluation device, which is set up to process the data of the surface region of the test body detected by the detection device, the data representing a surface structure of the surface of the predetermined surface region of the test specimen
  • a display device which is adapted to display the predetermined surface area based on the processed data such that the surface structure of the detected predetermined surface area is displayed.
  • the invention also includes further developments of the system according to the invention which have features as already described in connection with the developments of the method according to the invention. For this reason, the corresponding developments of the system according to the invention are not described here again.
  • Flierzu shows:
  • Fig. 1 is a schematic flow diagram of a method for
  • FIG. 2 is a schematic three-dimensional representation of the detected predetermined surface area
  • FIG. 3 shows a further schematic three-dimensional representation of the detected predetermined surface area and of another detected predetermined surface area on a common display area
  • FIG. 4 is a schematic representation of the predetermined surface area and the further predetermined surface area of FIG. 3 in a sectional view
  • FIGS. 5a to 5e shows a further schematic three-dimensional representation of the detected predetermined surface areas of FIGS. 5a to 5e.
  • FIG. 7 is a schematic three-dimensional representation of the detected, predetermined surface area in a mirrored representation.
  • the described components of the embodiments each represent individual features of the invention, which are to be considered independently of one another, which each further develop the invention independently of one another and thus also individually or in a different combination than the one shown as part of the invention. Furthermore, the described embodiments can also be supplemented by further features of the invention already described.
  • the test specimen is a toothed wheel, in particular a Verspann leopard- wheel.
  • a predetermined surface area of the gear at least one tooth flank of the gear is evaluated or checked.
  • the tooth flank is detected by means of a detection device of the measuring device.
  • the detection device is designed as a pushbutton which strokes or drives over the surface of the tooth flank.
  • the button is preferably in contact with the surface of the tooth flank.
  • the detection device is moved over the surface of the tooth flank.
  • the detection device preferably moves off a plurality of profile lines.
  • the detection device can run any number of profile lines.
  • the detection device moves from a predetermined start position to a predetermined end position.
  • the profile lines are preferably arranged at a predetermined distance parallel to one another, that is to say the start positions and the end positions between which the detection device moves during the travel of the respective profile lie, in particular on a line, next to one another.
  • the detection device can scan or detect the surface of the tooth flank in predetermined paths.
  • the detection device can run off, for example, 30 to 50 profile lines.
  • the detection device picks up several measuring points.
  • the detection device can record 100 to 500 measurement points.
  • the detection device can record any number of measuring points. Starting from a reference level, in particular height points or a depth profile are recorded as measuring points. In particular, it can be determined by the probe how far away the measuring point is from the reference plane or the reference point.
  • a second method step 14 data acquired by the detection device of the surface area of the test body-that is, of the gearwheel-are detected by means of an evaluation device of the measuring device.
  • the recorded measuring points can be processed or processed. Since the detection device departs the predetermined area of the surface, the data represent a surface structure of the surface of the predetermined surface area of the test body.
  • a multi-dimensional representation of the predetermined surface area takes place on the basis of the processed data by means of the display device.
  • the predetermined surface area is represented in such a way that the surface structure of the detected predetermined surface area can be recognized.
  • the detected surface area is displayed two-dimensionally or three-dimensionally. Additionally or alternatively, multiple views are possible.
  • a tooth edge 18 is shown in three dimensions.
  • the tooth flank 18 was evaluated by the detection device according to the method 10 described in connection with FIG.
  • the tooth flank 18 or the predetermined surface area is shown isometrically in a spatial coordinate system.
  • the z-coordinate represents the depth profile, ie the surface structure, of the tooth flank 18.
  • the surface structure or fleas of the surface structure are measured in micrometers, ie miti.
  • the axis label of the z-axis corresponds to pm. This axis label for the z-axis is also the same for the following figures.
  • the x-axis represents the number of worn measuring points along the profile lines 20.
  • the x-axis corresponds in particular to the radial direction.
  • the y-axis represents the number of reduced profile lines or a width of the tooth flank 18.
  • the y-axis represents the tooth width.
  • the tooth width is preferably measured in millimeters, ie mm.
  • the axis label of the y-axis thus corresponds to mm.
  • This axis labeling of the y-axis is also the same for the following figures.
  • the detection device has traversed 10 profile lines 20. For the sake of clarity, not all profile lines 20 are provided with a reference sign. As can be seen Fig. 2, all profile lines 20 have the same length and are arranged parallel to each other in the y direction.
  • the detection device has recorded 480 measurement points.
  • the depth profile or the surface structure varies from a reference value 0 between -15 and +5.
  • this range can be specified in microns.
  • the coordinate system in which the predetermined surface area is imaged can also be displayed, for example, in spatial coordinates, such as length and width and height. Other scales are conceivable.
  • the tooth flank 18 from FIG. 2 and a further tooth flank 22 are shown three-dimensionally, in particular isometrically, and two-dimensionally in FIG. 4.
  • the coordinate system corresponds to that of FIG. 2.
  • Both tooth flanks 18, 22 were measured the same, ie with the same number of measuring points.
  • the number of worn profile lines 20 is the same.
  • the two tooth flanks 18, 20 are shown simultaneously in the coordinate system. 4 shows how the surface structure and the profile position of the two tooth flanks 18, 20 differ from one another.
  • a noise emission in the operation of the gear depends on the surface waviness, that is to say a height of the waviness, and / or on an expiration of the surface waviness.
  • FIGS. 5a to 5e each show a further tooth flank 24 of a further toothed wheel, which has been subjected to different surface treatments.
  • the z-coordinate also represents the depth profile, ie the surface structure, of the tooth flank 24.
  • the depth profile varies from the reference value 0 to -60.
  • the x-axis represents the x-axis.
  • the y-axis represents the number of worn profile lines or a width of the tooth flank 24.
  • the detection device has traversed up to 30 profile lines 20. Along each profile line 20, the detection device has recorded 480 measurement points.
  • 5a represents a reference surface of the further tooth flank 24. In FIG.
  • the tooth flank 24 has been subjected to a low noise shifting (LNS) treatment, the feed and the rotational speed being varied.
  • LNS low noise shifting
  • the tooth edge 24 has been polished.
  • the tooth edge 24 has been finely ground.
  • FIG. 6 the tooth flanks 24 shown in FIGS. 5a to 5e are shown in a common coordinate system, as already described with reference to FIGS. 5a to 5e.
  • a further surface-treated tooth flank 24 is shown mirrored about a reference axis or reference plane.
  • the reference axis extends, for example, in the x direction.
  • the tooth flank 24 is mirrored axially symmetrically.
  • the detection device has traversed 10 profile lines 20. Along each profile line 20, the detection device has recorded 480 measurement points.
  • the depth profile or surface texture varies from a reference value 0 to +25.
  • a comparison of different topography measurements is made after the point readout. It is preferably a real 3D representation of the tooth flank.
  • the representations of several tooth flanks can be stacked. Several flanks can be placed on top of each other and / or each can be compared with one another or can be activated as desired and / or deactivated or deactivated.
  • the illustrated tooth flank is rotatable and / or scalable. Also different views of the illustrated tooth flank are possible.
  • the three-dimensional representation reveals the surface undulations and / or structures and / or a wave front of the flank, in particular with the shading.
  • different processing traces of the manufacturing process can be seen, in particular whether the edge was sandblasted and / or ground and / or honed.
  • flanks It is also possible to mirror and / or rotate the flanks. To be able to compare one another opposite flanks of a gear, the corresponding flanks can be mirrored.
  • an analysis process of gears takes place.
  • an analysis of the tooth flanks takes place on the basis of a 3D representation methods, in particular on the basis of actual points, for the examination of abnormalities on the tooth flank surface of a tooth.
  • 30 to 50 profile lines, especially not just the middle profile line, are traversed.
  • an analysis of the profile ripples of all teeth is carried out.
  • a comparison of the toothed wheels can be carried out by: comparison and / or comparison of the achieved tooth flank surfaces, a comparison of the profile deviation and / or profile flank deviation compared to a reference gear wheel and / or at least one other gear wheel, different processing methods.
  • an edge structure comparison is possible independently of different coordinate systems and / or orientations. With the 3D representation, the surface undulations responsible for the noise are much better recognizable and / or comprehensible.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Abstract

L'invention concerne un procédé (10) destiné à évaluer une zone de surface préétablie, détectée par un dispositif de mesure, d'une éprouvette. Selon le procédé (10), la zone de surface préétablie de l'éprouvette est détectée (12) au moyen d'un équipement de détection du dispositif de mesure, l'équipement de détection se déplaçant à l'intérieur de la zone de surface préétablie le long d'une surface de l'éprouvette. Les données de la zone de surface de l'éprouvette détectées par l'équipement de détection sont ensuite traitées (14) par un équipement d'évaluation du dispositif de mesure, les données représentant une structure superficielle de la surface de la zone de surface préétablie de l'éprouvette. La zone de surface préétablie est enfin représentée (16) en plusieurs dimensions à l'aide des données traitées au moyen de l'équipement d'affichage de telle sorte que la structure superficielle de la zone de surface préétablie puisse être analysée.
PCT/EP2018/025306 2017-12-03 2018-12-03 Procédé et système destinés à évaluer une zone de surface préétablie, détectée par un dispositif de mesure, d'une éprouvette WO2019105589A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017221737.5 2017-12-03
DE102017221737.5A DE102017221737B4 (de) 2017-12-03 2017-12-03 Verfahren und System zum Auswerten eines durch eine Messvorrichtung erfassten vorbestimmten Oberflächenbereichs eines Prüfkörpers

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WO2019105589A1 true WO2019105589A1 (fr) 2019-06-06

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WO (1) WO2019105589A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019210476A1 (de) * 2019-07-16 2021-01-21 AUDI HUNGARIA Zrt. Verfahren zur Qualitätsbewertung eines Zahnrads und Steuereinrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100097619A1 (en) * 2008-10-20 2010-04-22 Zongtao Ge Optical wave interference measuring apparatus
US20100299104A1 (en) * 2009-05-19 2010-11-25 Mitutoyo Corporation Form measuring instrument, form measuring method, and program
CN106556371A (zh) * 2015-09-24 2017-04-05 上海思信科学仪器有限公司 表面波纹度、粗糙度在线测量仪
US20170227346A1 (en) * 2014-10-28 2017-08-10 Tokyo Seimitsu Co., Ltd. Shape measuring apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19740141C1 (de) * 1997-09-12 1999-04-29 Daimler Chrysler Ag Verfahren zur Ermittlung einer Drallstruktur in der Oberflächenrauheit eines feinbearbeiteten Wellenzapfens
DE10023954A1 (de) * 2000-05-16 2001-11-29 Daimler Chrysler Ag Verfahren zum qualitativen Ermitteln der Lage und Ausprägung von Rattermarken in einer fein bearbeiteten Oberfläche eines Werkstücks
DE102006001799B4 (de) * 2006-01-12 2007-10-31 Carl Mahr Holding Gmbh Verfahren und Vorrichtung zur Erfassung von Drallstrukturen
DE102008034117A1 (de) * 2008-07-21 2010-02-04 Carl Zeiss Industrielle Messtechnik Gmbh Verfahren und Vorrichtung zum Herstellen eines Urformwerkzeugs
US7784195B1 (en) * 2009-02-20 2010-08-31 Gm Global Technology Operations, Inc. Method of displaying contours of a surface of a bearing
DE102010015428B4 (de) * 2010-04-19 2015-07-30 Witec Wissenschaftliche Instrumente Und Technologie Gmbh Verfahren und Vorrichtung zur Abbildung einer Probenoberfläche
DE102012020688B4 (de) * 2012-10-22 2016-01-21 INPRO Innovationsgesellschaft für fortgeschrittene Produktionssysteme in der Fahrzeugindustrie mbH Verfahren zum berührungslosen Erfassen und Analysieren von Rattermarken in einer sich in Umfangsrichtung erstreckenden fein bearbeiteten Oberfläche mit Zylindergeometrie eines Werkstücks
DE102015121582A1 (de) * 2014-12-12 2016-06-16 Werth Messtechnik Gmbh Verfahren und Vorrichtung zur Messung von Merkmalen an Werkstücken

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100097619A1 (en) * 2008-10-20 2010-04-22 Zongtao Ge Optical wave interference measuring apparatus
US20100299104A1 (en) * 2009-05-19 2010-11-25 Mitutoyo Corporation Form measuring instrument, form measuring method, and program
US20170227346A1 (en) * 2014-10-28 2017-08-10 Tokyo Seimitsu Co., Ltd. Shape measuring apparatus
CN106556371A (zh) * 2015-09-24 2017-04-05 上海思信科学仪器有限公司 表面波纹度、粗糙度在线测量仪

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