WO2012150152A2 - Lamelle de meulage - Google Patents

Lamelle de meulage Download PDF

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Publication number
WO2012150152A2
WO2012150152A2 PCT/EP2012/057500 EP2012057500W WO2012150152A2 WO 2012150152 A2 WO2012150152 A2 WO 2012150152A2 EP 2012057500 W EP2012057500 W EP 2012057500W WO 2012150152 A2 WO2012150152 A2 WO 2012150152A2
Authority
WO
WIPO (PCT)
Prior art keywords
grinding
polishing
blade
convex
polishing blade
Prior art date
Application number
PCT/EP2012/057500
Other languages
German (de)
English (en)
Other versions
WO2012150152A3 (fr
WO2012150152A8 (fr
Inventor
Georg Klug
Original Assignee
Lukas-Erzett Vereinigte Schleif- Und Fräswerkzeugfabriken Gmbh & Co. Kg
REISS, Georg
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 Lukas-Erzett Vereinigte Schleif- Und Fräswerkzeugfabriken Gmbh & Co. Kg, REISS, Georg filed Critical Lukas-Erzett Vereinigte Schleif- Und Fräswerkzeugfabriken Gmbh & Co. Kg
Publication of WO2012150152A2 publication Critical patent/WO2012150152A2/fr
Publication of WO2012150152A3 publication Critical patent/WO2012150152A3/fr
Publication of WO2012150152A8 publication Critical patent/WO2012150152A8/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/12—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with apertures for inspecting the surface to be abraded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/02—Wheels in one piece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D9/00—Wheels or drums supporting in exchangeable arrangement a layer of flexible abrasive material, e.g. sandpaper
    • B24D9/08—Circular back-plates for carrying flexible material
    • B24D9/085—Devices for mounting sheets on a backing plate

Definitions

  • the invention relates to a grinding or polishing blade for arranging on a rotating drivable grinding or polishing wheel and a cutting pattern for a material blank for producing grinding or polishing blades.
  • Abrasive or polishing blades for placement on a rotatably driven grinding or polishing disc are known from the prior art in various embodiments.
  • Slices or polishing wheels can be classified into two categories. First, there are grinding and polishing wheels on which a grinding or polishing blade is arranged. On the other hand exist on which a plurality of grinding or polishing blades are arranged.
  • DE 91 15 534 U1 shows an abrasive sheet for attachment to a sanding pad, which is driven in rotation by a grinding machine.
  • the abrasive sheet is releasably connected via a hook and loop fastener or by means of a contact adhesive on the sanding pad.
  • the object of the present invention is to provide a grinding or polishing sheet. len, which is shaped so that it allows a view of the surface to be ground during grinding and in the lowest possible waste in the production.
  • the object is achieved by a grinding or polishing blade for placement on a rotatably driven grinding or polishing wheel, wherein the grinding or polishing blade has a peripheral outer edge with three convex portions and three concave portions which are arranged alternately around the circumference , wherein the convex portions and the concave portions are formed as circular arcs with the same radii.
  • the grinding or polishing blade has an outer edge, which has concave portions, can be looked at the surface to be ground upon rotation of the grinding or polishing blade. Furthermore, in the manufacture of the abrasive or polishing sheets according to the invention, they can be cut or punched from a strip material in such a way that in each case a convex section of the outer edge of a sanding or polishing sheet abuts against a concave portion of the outer edge of a further sanding or polishing sheet.
  • the convex and concave portions are arranged at the same angle to each other, again to ensure the lowest possible waste in the production.
  • the convex portions are all arranged on a common imaginary circle about a center point.
  • all convex portions have the same arc lengths and that all concave portions have the same arc lengths.
  • the convex portions have a shorter arc length than the concave portions. Consequently for example, the concave portions are larger than the convex portions to leave as much space as possible through which to look.
  • the convex portions and the concave portions have the same arc length.
  • grinding or polishing sheets according to the invention for attachment to a grinding or polishing disc are provided on one side with a self-adhesive material, in particular with an adhesive layer or a layer of a hook-and-loop fastener.
  • fastening means in particular an opening for a clamping screw fastening to a grinding or polishing disc, may be provided.
  • a cutting pattern for a material blank for producing abrasive or polishing sheets characterized in that the grinding or polishing sheets are arranged in rows next to each other in the same orientation to each other, each having a concave portion of Outside edge of a grinding or polishing blade abuts a convex portion of the outer edge of an adjacent grinding or polishing blade.
  • FIG. 1 shows a grinding or polishing blade according to the invention
  • FIG. 2 shows a cutting pattern for producing a grinding or polishing sheet according to FIG. 1 and FIG. 2
  • FIG. 3 shows a pattern for producing a further embodiment of a grinding or polishing sheet according to the invention.
  • FIG. 1 shows the contour of a grinding or polishing blade 1 according to the invention with an outer edge 2 extending over the circumference.
  • the outer edge 2 has three convex sections 3, 3 ', 3 "and three concave sections 4, 4', 4".
  • the convex and concave sections 3, 4, 3 ', 4', 3 ", 4" are arranged alternately around the circumference. All sections 3, 3 ', 3 ", 4, 4', 4" are designed as circular arcs.
  • the convex portions 3, 3 ', 3 lie here on an imaginary circle 5, which has the center M and has a radius R. Thus, all the convex portions 3, 3', 3" have the same radius.
  • a first of the three concave sections 4 is shown in the form of an arc section with the first center point M and has a first radius Ri which is identical to the radius R.
  • the first center Mi lies on a first longitudinal axis L which extends through the center M of the imaginary circle.
  • a second of the concave portions 4 ' is shown in the form of a circular arc about a second center M 2 which has the second radius R 2, wherein the second radius R 2 is identical to the radius R.
  • the second center M 2 lies on a second longitudinal axis L 2 which extends through the center M of the imaginary circle 5. Between the first longitudinal axis L and the second longitudinal axis L 2 , a first angle ⁇ of 120 ° is clamped.
  • the third of the three concave sections 4 is shown as a circular arc about a third center point M 3 with a third radius R 3.
  • the third radius R 3 is identical to the radius R of the imaginary circle 5.
  • the third center point M 3 lies on a third longitudinal axis L 3 , which runs through the center M.
  • a second angle ⁇ of 120 ° is spanned, Furthermore, between the third longitudinal axis L 3 and the first longitudinal axis Li a third angle ⁇ of Stretched 120 °.
  • the illustrated abrasive or polishing blade is on one of its surfaces with an abrasive coating such. B. with abrasive material provided.
  • a layer is provided for attachment of the grinding or polishing blade on a grinding or polishing plate, which is part of a hook and loop fastener.
  • the abrasive or polishing sheet may be provided with an adhesive layer on this side.
  • FIG. 2 shows a cutting pattern for producing a grinding or polishing sheet according to FIG. 1.
  • the grinding or polishing blade according to FIG. 1 is shown by way of example.
  • a large number of identically designed grinding or polishing sheets are arranged next to each other in rows in the same orientation adjacent to each other, wherein the rows each along row axes X ; X 2 , X3 extend.
  • the band is shown with its outer edges 7, from which the individual grinding or polishing sheets are punched or cut.
  • the grinding or polishing sheets such that the arc lengths of the convex portions 3 are the same length as the arc lengths of the concave portions 4, no waste would result.
  • This is shown schematically in the pattern according to FIG. Components and features that match those of the grinding or polishing blade of Figure 1 and the pattern of Figure 2 are provided with the same reference numerals.
  • the grinding or polishing sheets shown there can be punched or cut without waste between the individual grinding or polishing sheets.
  • the grinding or polishing sheets shown in Figure 3 each have a central opening 8 for a clamping screw attachment to a grinding or polishing disc. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

L'invention concerne une lame de meulage ou de polissage (1) destinée à être disposée sur une meule ou un polissoir pouvant être entraîné rotatif, ladite lame comprenant une arête extérieure (2) s'étendant sur toute la circonférence et dotée de trois parties convexes (3, 3', 3") et de trois parties concaves (4, 4', 4") disposées en alternance sur toute la circonférence, les parties convexes (3, 3', 3") et les parties concaves (4, 4', 4") étant formées comme des arcs de cercle dotés des mêmes rayons (R, R1, R2, R3).
PCT/EP2012/057500 2011-05-05 2012-04-25 Lamelle de meulage WO2012150152A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011050130.4 2011-05-05
DE102011050130A DE102011050130A1 (de) 2011-05-05 2011-05-05 Schleiflamelle

Publications (3)

Publication Number Publication Date
WO2012150152A2 true WO2012150152A2 (fr) 2012-11-08
WO2012150152A3 WO2012150152A3 (fr) 2012-12-27
WO2012150152A8 WO2012150152A8 (fr) 2013-03-21

Family

ID=46298365

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/057500 WO2012150152A2 (fr) 2011-05-05 2012-04-25 Lamelle de meulage

Country Status (2)

Country Link
DE (1) DE102011050130A1 (fr)
WO (1) WO2012150152A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130273822A1 (en) * 2010-10-26 2013-10-17 Lukas-Erzett Vereinigte Schleif-Und Fraswerkzeugfabriken Gmbh & Co. Kg Grinding Lamella for Arrangement on a Grinding Wheel Which Can Be Driven in Rotation About an Axis of Rotation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020125135A1 (de) 2020-09-25 2022-03-31 Jöst Gmbh Schleifscheibe, Schleifvorrichtung sowie Verwendung einer Schleifscheibe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9115534U1 (fr) 1991-12-15 1992-04-16 Dualflex Co., Ltd., Windsor, Ontario, Ca
DE102006010366B3 (de) 2006-03-03 2007-10-04 Lukas-Erzett Vereinigte Schleif- und Fräswerkzeugfabriken GmbH & Co KG Schleiflamelle und diese enthaltende Schleifscheibe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1494215A (fr) * 1966-07-12 1967-09-08 Disque de polissage et procédé permettant sa fabrication
US5183479A (en) * 1991-11-01 1993-02-02 Gemtex Company Limited Abrasive disks and method of making
US6062965A (en) * 1999-06-03 2000-05-16 Norton Company Backup pad for rotary grinder
US6846223B2 (en) * 2000-12-09 2005-01-25 Saint-Gobain Abrasives Technology Company Abrasive wheels with workpiece vision feature
US20030143926A1 (en) * 2002-01-30 2003-07-31 Raffi Piliguian Grinding or polishing arrangement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9115534U1 (fr) 1991-12-15 1992-04-16 Dualflex Co., Ltd., Windsor, Ontario, Ca
DE102006010366B3 (de) 2006-03-03 2007-10-04 Lukas-Erzett Vereinigte Schleif- und Fräswerkzeugfabriken GmbH & Co KG Schleiflamelle und diese enthaltende Schleifscheibe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130273822A1 (en) * 2010-10-26 2013-10-17 Lukas-Erzett Vereinigte Schleif-Und Fraswerkzeugfabriken Gmbh & Co. Kg Grinding Lamella for Arrangement on a Grinding Wheel Which Can Be Driven in Rotation About an Axis of Rotation
US9056388B2 (en) * 2010-10-26 2015-06-16 Lukas-Erzett Vereinigte Schleif-Und Fraswerkzeugfabriken Gmbh & Co. Kg Grinding lamella for arrangement on a grinding wheel which can be driven in rotation about an axis of rotation

Also Published As

Publication number Publication date
DE102011050130A1 (de) 2012-11-08
WO2012150152A3 (fr) 2012-12-27
WO2012150152A8 (fr) 2013-03-21

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