WO2017102963A1 - Gegenstand, verfahren zum herstellen des gegenstands und verfahren zum bestimmen einer position des gegenstands - Google Patents

Gegenstand, verfahren zum herstellen des gegenstands und verfahren zum bestimmen einer position des gegenstands Download PDF

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Publication number
WO2017102963A1
WO2017102963A1 PCT/EP2016/081222 EP2016081222W WO2017102963A1 WO 2017102963 A1 WO2017102963 A1 WO 2017102963A1 EP 2016081222 W EP2016081222 W EP 2016081222W WO 2017102963 A1 WO2017102963 A1 WO 2017102963A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure medium
scale
substrate
magnetic field
magnetic
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/EP2016/081222
Other languages
German (de)
English (en)
French (fr)
Inventor
Torsten Becker
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.)
Bogen Electronic GmbH
Original Assignee
Bogen Electronic GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bogen Electronic GmbH filed Critical Bogen Electronic GmbH
Priority to EP16822140.6A priority Critical patent/EP3390969B1/de
Priority to JP2018532027A priority patent/JP7094882B2/ja
Priority to SI201631680T priority patent/SI3390969T1/sl
Priority to CN201680074160.8A priority patent/CN108431551B/zh
Publication of WO2017102963A1 publication Critical patent/WO2017102963A1/de
Priority to US16/009,188 priority patent/US11326900B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
    • B23Q3/186—Aligning devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/32—Composite [nonstructural laminate] of inorganic material having metal-compound-containing layer and having defined magnetic layer

Definitions

  • the invention relates to an article, a method of manufacturing the article and a method of determining a position of the article.
  • a magnetic linear scale for determining a position of a tool carriage.
  • the positions can be determined with a relative measurement or an absolute measurement.
  • relative positioning is a
  • the individual bits are indexed by the second track and thus made distinguishable.
  • a bit pattern different by 1 is typically used in the two tracks.
  • exemplary distinguishable bit patterns are used, in which the individual scale increments are of different widths, for example increasing from an absolute starting point. In the presence of a strong magnetic field, however, it is possible for every second bit to be re-magnetized. As a result, all bits have the same
  • the object of the invention is therefore, an object, a
  • the article according to the invention has a substrate and one with a magnetizable and / or magnetic particles
  • Pressure medium-free areas which are arranged between the pressure medium having areas, and
  • Pressure medium is generated a stronger magnetic field than from the substrate.
  • the method of manufacturing the article according to the invention comprises the steps of: providing a substrate;
  • Pressure medium having areas are arranged, and is arranged to mark by means of the pressure medium having areas and the areas free of the pressure medium areas positions and the magnetic properties of the
  • Pressure medium is generated a stronger magnetic field than from the substrate.
  • the method according to the invention for determining a position of the object comprises the steps of: detecting whether a measuring point of the measuring device arranged in the region of the scale
  • the position of the object can be read without error.
  • smaller structures can be produced with the pressure medium than with a conventional bit pattern.
  • the position of the subject invention can be determined with a higher accuracy than with the conventional bit pattern.
  • the article is less expensive to produce than the conventional bit pattern.
  • Substrate are such that the substrate is substantially non-magnetic and substantially non-magnetizable.
  • the scale preferably has a plurality of scale lines and / or a plurality of characters, in particular letters and / or numbers.
  • tick marks By using tick marks, the position of the object can be relatively determined by counting the tick marks in the method for determining the position. By different lengths and / or
  • the scale is divided linearly, quadratically or logarithmically or that the scale is applied to the substrate from a pattern with the pressure medium
  • Marking strip is formed from each of the marking strip to marking strips between a first position of the scale and a second position arranged in the longitudinal direction of the scale at a distance from the first position in each case such
  • the scale predetermined to the transverse direction of the scale inclined at a respective inclination angle that each of the inclination angle has a value which is different from the values of the other inclination angles.
  • the scale is regularly divided. By means of a barcode or a QR code, for example, the positions can not be identified due to their irregular structure.
  • the scale marks preferably have a width of 1 pm to
  • Scaling is executed.
  • the scale lines can be produced with the specified widths with the pressure medium without further notice.
  • the printing agent pigments the in particular the magnetizable and / or magnetic
  • the pressure medium preferably has a degree of filling of 30% by volume to 90% by volume, in particular from 40% by volume to 70% by volume, of the magnetizable and / or magnetic particles.
  • Pressure medium moreover, essentially comprises a binder, wherein a solvent may additionally be provided.
  • the binder ensures adhesion of the pressure medium to the article.
  • the solvent may be provided to dissolve the dye.
  • a degree of filling of about 50% by volume.
  • the magnetizable particles comprise pigments, ceramic particles and / or rare earth metals which have magnetic particles hard magnetic particles, pigments, micromagnets, ceramic particles and / or rare earth metals.
  • Hard magnetic particles are advantageous because they have high magnetic field strengths.
  • Ceramic metals are advantageous because of their chemical resistance. Rare earth metals show high levels
  • An average of a distribution of sizes of the magnetizable and / or magnetic particles is preferably less than 2 ⁇ .
  • the size indicates the particle diameter. Dodge the Shape of the magnetizable particles from the spherical shape, the size is the longest in the magnetizable particle
  • Particles especially when it is hard magnetic particles that are already magnetized, in the method for determining the position of the object in an external magnetic field particularly easy to align and thus can be a particularly strong magnetization of the pressure medium having areas reach.
  • the pressure medium is shaped such that the pressure medium is dented in its central region, so that the pressure medium rises at its edge regions. As a result, in a transition from the pressure medium having areas to those free of the pressure medium
  • the magnetic field emanating from the pressure medium a strong gradient. Due to the strong gradient, the magnetic field emanating from the pressure medium a strong gradient. Due to the strong gradient, the magnetic field emanating from the pressure medium a strong gradient. Due to the strong gradient, the magnetic field emanating from the pressure medium a strong gradient. Due to the strong gradient, the
  • the printing means is applied to the substrate by means of printing.
  • the substrate is preferably formed by means of printing.
  • printing are, for example, a
  • Offset printing, laser printing and / or inkjet printing denkba Offset printing, laser printing and / or inkjet printing denkba.
  • the article comprises the step of magnetizing the scale during and / or after its application. It is particularly preferred that the magnetization of the scale takes place before curing of a binder of the pressure medium. This is particularly suitable for hard magnetic particles that are already in the
  • the pressure medium can be stirred and / or it can be a screen in a flow of the pressure medium are provided, whose meshes are dimensioned such that individual magnetizable and / or magnetic particles, the sieve
  • agglomerates of the particles can be retained by the sieve.
  • the invention relates to the step of: forming the pressure medium during its application and / or after its application to the substrate such that the pressure medium is dented in its central region, so that the pressure medium at its
  • outgoing magnetic field has a stronger gradient than before molding. Thus, it is advantageous to increase the accuracy in determining the position of the object.
  • the method for determining a position of the object comprises the step of: - applying an outer
  • Magnetic field is detected using the inductive effect and / or the magnetoresistive effect, in particular the anisotropic magnetoresistive effect, the
  • FIG. 1 shows a first embodiment of the article with a scale with equal scale graduations
  • FIG. 2 shows a second embodiment of the article with a scale with numbers
  • FIG. 3 shows a third embodiment of the article with a scale with different degrees of scale
  • Figure 4 shows a fourth embodiment of the article with a scale with marker strips with different
  • Item 1 a substrate 2 and a scale 3 on.
  • the scale 3 is applied to the substrate 2 with a magnetizable and / or magnetic particles having printing means.
  • Skala 3 has the pressure medium-containing areas and the pressure medium-free areas 5 and is arranged by means of the pressure medium having areas and that of the
  • Pressure medium free areas 5 to display a plurality of positions.
  • the magnetic properties of the substrate 2 are such that upon application of an external magnetic field to the article 1 or when reading out the magnetic field of the magnetic particles from the pressure medium a stronger
  • Magnetic field is generated as from the substrate 2.
  • the magnetic properties of the substrate 2 may be such that the substrate 2 is substantially non-magnetic and substantially non-magnetizable.
  • the substrate 2 may be made of aluminum.
  • the pressure medium can pigments, in particular the
  • Pressure medium a degree of filling of 30% by volume to 90% by volume, in particular from 40% by volume to 70% by volume, of the magnetizable and / or magnetic particles.
  • the magnetizable particles may be pigments, ceramic particles and / or
  • the magnetic particles may have hard magnetic particles, pigments, micromagnets, ceramic particles and / or rare earth metals.
  • An average of a distribution of sizes of the magnetizable and / or magnetic particles may be less than 2 ⁇ .
  • the size indicates the particle diameter. If the shape of the magnetizable particles deviates from the spherical shape, then the size is the longest dimension occurring in the magnetizable particle.
  • the scales of the three embodiments of FIGS. 1 to 3 are graduated scales. There are also quadratically divided or logarithmically divided scales
  • the scale 3 of the first embodiment according to FIG. 1 has a plurality of graduated lines 4, which are applied to the substrate 2 by means of the pressure medium and which are regions having the pressure medium. At this
  • all scale lines 4 have the same length Ii and the same width di.
  • Scaled lines 4 is d2 and is also the same for each pair of adjacent graduated lines 4.
  • the scale 3 according to the first embodiment is divided linearly.
  • the scale 3 of the second embodiment according to Figure 2 has a plurality of digits 7, which are applied by means of the pressure medium on the substrate 2 and which are the pressure medium having areas.
  • the numbers 7 are arranged in ascending order. Between two adjacent arranged Digits 7 each one of the pressure medium free area 5 is arranged.
  • the increment z of this scale is the same for every two adjacent digits.
  • the increment z can be, for example, the distance between the centers of gravity of two adjacently arranged digits.
  • the scale 3 of the third embodiment according to Figure 3 has a plurality of scale lines 4, which by means of
  • Pressure medium are applied to the substrate 2 and the pressure medium having areas.
  • the scale 3 is shaped such that every tenth scale line 4 has the length I3.
  • the scale 3 has in the longitudinal direction in each case a scale line 4 of length I3, four scale lines 4 of length Ii, a scale line 4 of length I2 and four scale lines 4 of length Ii.
  • the scale 3 of the fourth embodiment is applied to the substrate 2 from a pattern with the printing medium
  • Marking strips 12 formed by marking strips 12 to marking strips 12 between a first position 9 of the scale 3 and in the longitudinal direction 11 of the scale 3 in the
  • the article 1 according to the four embodiments can be manufactured as follows: providing a substrate 2;
  • the printing means can be applied by means of printing on the substrate 2, in particular by means of an offset printing, a
  • the method comprises the step of: forming the pressure medium during its application and / or after the latter
  • Pressure medium rises at its edge regions, whereby at a transition from the regions comprising the pressure medium to the areas free of the pressure medium areas 5 upon application of an external magnetic field to the object that of the
  • Pressure medium outgoing magnetic field has a stronger gradient than before molding.
  • the position of the article 1 according to the four embodiments can be read out as follows: application of an outer one
  • the magnetic field can be detected using the inductive effect and / or the magnetoresistive effect, in particular the anisotropic magnetoresistive effect, the giant magnetoresistance effect, the magnetic tunnel resistance effect and / or the Hall effect.
  • the magnetoresistive effect in particular the anisotropic magnetoresistive effect, the giant magnetoresistance effect, the magnetic tunnel resistance effect and / or the Hall effect.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
PCT/EP2016/081222 2015-12-15 2016-12-15 Gegenstand, verfahren zum herstellen des gegenstands und verfahren zum bestimmen einer position des gegenstands Ceased WO2017102963A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP16822140.6A EP3390969B1 (de) 2015-12-15 2016-12-15 Gegenstand, verfahren zum herstellen des gegenstands und verfahren zum bestimmen einer position des gegenstands
JP2018532027A JP7094882B2 (ja) 2015-12-15 2016-12-15 オブジェクト、オブジェクトを生成するための方法、およびオブジェクトの位置を決定するための方法
SI201631680T SI3390969T1 (sl) 2015-12-15 2016-12-15 Predmet, postopek za izdelavo predmeta in postopek za določanje položaja predmeta
CN201680074160.8A CN108431551B (zh) 2015-12-15 2016-12-15 对象、用于产生对象的方法以及用于确定对象位置的方法
US16/009,188 US11326900B2 (en) 2015-12-15 2018-06-14 Positioning device for determining the position of a tool slide of a machine tool

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015121812.7 2015-12-15
DE102015121812.7A DE102015121812B4 (de) 2015-12-15 2015-12-15 Gegenstand, Verfahren zum Herstellen des Gegenstands und Verfahren zum Bestimmen einer Position des Gegenstands

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US16/009,188 Continuation-In-Part US11326900B2 (en) 2015-12-15 2018-06-14 Positioning device for determining the position of a tool slide of a machine tool

Publications (1)

Publication Number Publication Date
WO2017102963A1 true WO2017102963A1 (de) 2017-06-22

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Family Applications (1)

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PCT/EP2016/081222 Ceased WO2017102963A1 (de) 2015-12-15 2016-12-15 Gegenstand, verfahren zum herstellen des gegenstands und verfahren zum bestimmen einer position des gegenstands

Country Status (7)

Country Link
US (1) US11326900B2 (enExample)
EP (1) EP3390969B1 (enExample)
JP (1) JP7094882B2 (enExample)
CN (1) CN108431551B (enExample)
DE (1) DE102015121812B4 (enExample)
SI (1) SI3390969T1 (enExample)
WO (1) WO2017102963A1 (enExample)

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DE102015121812A1 (de) 2017-06-22
EP3390969B1 (de) 2023-01-04
SI3390969T1 (sl) 2023-05-31
US11326900B2 (en) 2022-05-10
EP3390969A1 (de) 2018-10-24
JP2019501387A (ja) 2019-01-17
CN108431551B (zh) 2020-11-03
JP7094882B2 (ja) 2022-07-04
CN108431551A (zh) 2018-08-21
DE102015121812B4 (de) 2017-11-02

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