EP2012969B1 - Outil de surfaçage d'une surface optique - Google Patents

Outil de surfaçage d'une surface optique Download PDF

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Publication number
EP2012969B1
EP2012969B1 EP07731314A EP07731314A EP2012969B1 EP 2012969 B1 EP2012969 B1 EP 2012969B1 EP 07731314 A EP07731314 A EP 07731314A EP 07731314 A EP07731314 A EP 07731314A EP 2012969 B1 EP2012969 B1 EP 2012969B1
Authority
EP
European Patent Office
Prior art keywords
end surface
tool according
tool
support
interface
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.)
Active
Application number
EP07731314A
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German (de)
English (en)
French (fr)
Other versions
EP2012969A1 (fr
Inventor
Jean Stephane
Laurent Marcepoil
Patrick Herbin
Jean-Marc Padiou
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.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique SA
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
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Application filed by Essilor International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Priority to PL07731314T priority Critical patent/PL2012969T3/pl
Publication of EP2012969A1 publication Critical patent/EP2012969A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S451/00—Abrading
    • Y10S451/921—Pad for lens shaping tool

Definitions

  • the invention relates to the surfacing of optical surfaces.
  • Surfacing means any operation to modify the surface condition of a previously shaped optical surface. These include polishing, grinding or etching operations to modify (decrease or increase) the roughness of the optical surface and / or to reduce the undulation.
  • a tool for surfacing an optical surface which comprises a rigid support having a transverse end surface, an elastically compressible interface which is applied against and covers said end surface, and a flexible pad adapted to be applied against the optical surface and which is applied against and at least partially covers the interface opposite and to the right of said end surface.
  • the tool In order to reduce the roughness of the optical surface, the tool is brought into contact with the latter while maintaining sufficient tool pressure on it so that, by deformation of the interface, the pad conforms to the shape of the optical surface. .
  • the optical surface is rotated, its friction against the tool being sufficient to jointly drive it in rotation.
  • the surfacing operation requires an abrasive that can be contained in the buffer or in the fluid.
  • the elastically compressible interface makes it possible to compensate for the difference in curvature between the end surface of the tool support and the optical surface, so that the same tool is suitable for a range of surfaces. optical curvatures and different shapes.
  • the French patent application 2,834,662 proposes such a surfacing tool which, while being adapted to a range of optical surfaces sufficiently large, in terms of curvatures (convexity, concavity) and shapes (spherical, toric, aspherical, progressive or any combination thereof, or more generally "freeform"), has good stability during surfacing, and allows surfacing at once safe, fast and good quality.
  • a tool 1 for surfacing an optical surface 2 in this case one of the faces of an ophthalmic lens 3.
  • the optical surface 2 concerned is represented concave, but it could just as well be convex.
  • the tool 1 is formed of a stack of at least three parts, namely a rigid portion 4, an elastically compressible portion 5, and a flexible portion 6, which, in what follows, will be called respectively support, interface and buffer.
  • the support 4 comprises two jaws, namely a lower jaw 7 and an upper jaw 8 adapted to be superimposed by being nested one inside the other by means of a pin 9 projecting from one of the faces the upper jaw 8, fit to be housed in a complementary hole 11 arranged, facing, in a face 12 of the lower jaw 7.
  • the support 4 is generally cylindrical symmetry of revolution and has an axis of symmetry noted X, which defines a so-called longitudinal direction.
  • N is the normal to the optical surface 2 at the point of intersection of the axis of symmetry X of the tool 1 with the latter.
  • the lower jaw 7 has an end surface 13 extended substantially transversely, against which is applied, covering the interface 5.
  • the buffer 6 is applied against the interface 5 on the other side of the latter with respect to the support 4.
  • the pad 6 covers at least part of the interface 5 opposite and to the right of the end surface 13.
  • the friction of the pad 6 against the optical surface 2 will, by means of an abrasive contained in the watering fluid or incorporated in the pad 6 itself, to ensure a superficial removal of material on the optical surface 2 in order to to modify the surface state, as we will see later.
  • the pad has, on the one hand, a central portion 6a which is at the right of the end surface 13, and a peripheral portion 14 which is, transversely, beyond the end surface 13.
  • This peripheral portion 14 is connected to the support 4 by means 15 of elastic return.
  • the peripheral portion 14 extends in the extension of the central portion 6a while being, at rest, substantially coplanar with it.
  • the pad 6 is integral, the peripheral portion 14 being connected to the central portion 6a, so that they form in fact a single piece.
  • the tampon 6 is in the form of a flower, and thus comprises a plurality of petals 14b which protruding transversely from the central portion 6a, form the peripheral portion 14 of the pad 6 and each extend transversely beyond the end surface 13.
  • the peripheral portion 14 is in the form of a ring 14a which surrounds the central portion 6a.
  • the buffer 6 in the absence of stress, is, when it is monobloc, in the form of a disc of material whose thickness is low in front of its diameter, as shown on the figure 1 , the peripheral portion 14, 14a thus forming a flange with respect to the end surface 13.
  • the return means 15, which will be described later, can be interposed directly between the support 4 and the peripheral portion 14 of the buffer 6, that is to say, in practice, the flange 14a or the petals 14b.
  • the interface 5 comprises not only a central portion 5a which is at the right of the end surface 13, but also a peripheral portion 16 which is transversely beyond the end surface 13.
  • This peripheral portion 16 is in the extension of the central portion 5a, and is for example, in the absence of stress, in the form of a ring which surrounds the central portion 5a, and which is in fact interposed between the peripheral portion 14 of the buffer 6 and the return means 15.
  • the interface 5 is in one piece, its central parts 5a and peripheral 16 being in fact connected to form together a single piece, the peripheral portion 16 forming a flange with respect to the end surface 13.
  • the monoblock interface 5 is for example in the form of a disc of material whose thickness is small in front of its transverse dimension (that is to say, its diameter).
  • the interface 5 and the buffer 6 are both monobloc, they have comparable transverse dimensions.
  • they when they are each in the form of a disc of material, they will preferably be chosen, for constructive convenience, of the same diameter.
  • a pad of a diameter different from that of the interface in particular of greater diameter in order to mitigate the edge effects of the tool on the worked surface.
  • this ring 17 is fixed on the peripheral portion 16 on the other side thereof relative to the pad 6, that is to say on the same side as the support 4, and so that it it is surrounded by ring 17.
  • this ring 17 is of circular longitudinal section, but it could also be of more complex section, in particular oblong, polygonal, rectangular or square. Moreover, it is arranged on the peripheral part 16 concentrically with the support 4.
  • the return means 15 are now described.
  • These comprise at least one elastically flexible strip 18 which projects transversely from the support 4 and which is connected, on the one hand, rigidly to the support 4 by a first end 18a and, on the other hand, to the peripheral portion 14 of the buffer 6 by a second end 18b, said free end, opposite the first 18a.
  • the return means 15 comprise a plurality of such strips 18 distributed uniformly around the periphery of the support 4, to act on the entire peripheral portion 14 of the buffer 6.
  • the return means 15 are in fact in the form of a starry part 19 rigidly fixed to the support 4.
  • This star piece 19 comprises a central portion 20 from which a plurality of branches 18 project each forming an elastically flexible strip extending radially in a transverse plane.
  • the one-piece stamp 6 comprises a plurality of petals 14b, there are provided on the star piece 19 as many branches 18 as petals 14b, the star piece 19 being oriented so that each branch 18 extends to the right of a petal 14b.
  • the starry part 19 has, meanwhile, seven branches 18 each to ensure the elastic return of a petal 14b.
  • the ring 17 is attached to the interface 5, this attachment can be provided by any means, gluing being however preferred, especially for its simplicity.
  • the diameters of the interface 5, the buffer 6, the star part 19, have a value at least twice that of the diameter of the support 4.
  • the diameters of the interface 5 and the buffer 6 are chosen substantially equal to the diameter of the lens 3, so that the diameter of the support 4 is much smaller than the diameter. of the lens 3.
  • tool 1 is illustrated on the Figures 2 and 3 .
  • the lens 3 is mounted on a rotary support (not shown) by means of which it is driven in rotation about a fixed axis Y.
  • the tool 1 is applied against this face 2 with sufficient force so that the buffer 6 matches its shape.
  • the tool 1 is here, meanwhile, free in rotation yet being off-center with respect to the optical surface 2.
  • a drive forced rotation of the tool, by own means, however, can be provided.
  • the relative friction of the optical surface 2 and the buffer 6 is sufficient to rotate the tool 1 in the same direction as that of the lens 3, about an axis substantially coincident with the axis X of symmetry of the support 4.
  • the optical surface 2 is sprayed with a non-abrasive or abrasive watering fluid, depending on whether or not the pad performs this function.
  • the tool 1 In order to scan the entire optical surface 2, the tool 1 is moved during the surfacing along a radial trajectory, the point of intersection of the axis of rotation X of the tool 1 with the optical surface 2 effecting a plane. movement back and forth between two cusp points, namely an external cusp A and an internal cusp B both located at a distance from the axis of rotation Y of the lens 3.
  • the central portion 6a of the tampon 6 is deformed by conforming to the shape of the optical surface 2 thanks to the compressibility of the central portion 5a of the interface 5.
  • peripheral portion 14 of the tampon 6 deforms by conforming to the shape of the optical surface 2 thanks to the deformation of the flexible strips 18.
  • peripheral portions 14 of the buffer 6 and 16 of the interface 5 they essentially have a stabilizing role, on the one hand thanks to the increase in the lift or seating of the tool 1 compared to a conventional tool whose buffer and the interface would be limited to the central portions 5a, 6a and, secondly, thanks to the return means 15 which maintain a permanent contact between the peripheral portion 14 of the buffer 6 and the optical surface 2.
  • the deformable ring 17 allows a smoothing of the stress distribution exerted on the peripheral periphery of the interface 5 and hence on the pad 6 by the strips 18.
  • the end surface 13 of the support 4 is flat.
  • the tool 1 is thus adapted to surface a certain range of optical surfaces 2 of different curvatures.
  • the tool 1 When, at rest, the lamellae 18 are straight or bent opposite the end surface 13, the tool 1 is intended for the concave optical surfaces 2, whereas when the slats 18 are bent on the side of the end surface 13, the tool 1 is intended for 2 convex optical surfaces.
  • the end surface 13 of the support 4 is convex, the tool 1 thus being intended for optical surfaces 2 having a more pronounced concavity.
  • the end surface 13 of the support 4 is concave, the tool 1 thus being intended for optical surfaces 2 to more pronounced convexity.
  • the French patent application 2,857,610 which corresponds to the international demand WO 2005/007340 , proposes that the elastic return means, rather than being in the form of a star-shaped piece such as the piece 19 illustrated on the figures 1 and 2 , has a continuous peripheral part cooperating in support with the peripheral part of the buffer such as the buffer 6, directly or via the only interface such as the interface 5 (no deformable ring such as 17 is provided), the elastic return means comprising, in addition to the continuous peripheral portion, a flat or curved collar rigidly fixed on the inner side to the support such as the support 4, this collar being formed by a perforated or solid wall.
  • the invention relates to a surfacing tool of the same kind, but in which the smoothness of the surfacing is further improved as well as its qualities of simplicity, convenience and economy.
  • the contact surface between the interface and the rest of the tool is particularly important, which ensures a uniform distribution of the pressure exerted on the surface to be worked.
  • the tool according to the invention therefore makes it possible to perform surfacing with a high quality of appearance.
  • this larger contact surface facilitates the subjection of the interface with the rigid support, especially by gluing.
  • the support 104 belongs to a base 130 which has a flexible peripheral portion 131 located transversely beyond the rigid support 104, which is centrally disposed.
  • the peripheral portion 131 generally forms a flexible collar having an outer diameter (large diameter) similar to the outer diameter of the interface 105 and the buffer 106.
  • the inner diameter (small diameter) of the flexible collar 131 corresponds to the external diameter of the support 104, the flange 131 projecting from the lateral wall of the support 104.
  • the support 104 and the flexible peripheral collar 131 are made of one-piece molded plastic, the support 104 being solid at least in the vicinity of the surface 113 to have the required rigidity while the flange 131 is thin wall thickness to be flexible.
  • the flange 131 has twelve slots 133 oriented radially and equiangularly distributed, so that the flange 131 is subdivided into twelve petals 134 each generally formed as an angular sector trunk.
  • the end surface 113 of the support 104 is flush with the surface 132 of the flange 131 on the same side.
  • the support 104 and the collar 131 are made in one piece makes it possible to reduce the effects of marking the edge of the end surface 113 on the surface to be worked, so that the tool 101 makes it possible to perform surfacing with a high quality of appearance.
  • the support 104 has the outer contour of a cap with a proximal portion 137 which has an outer diameter smaller than the distal portion 136 to which the end surface 113 and the shoulder 135 belong.
  • the proximal portion 137 serves to connect the support 104, and more generally the base 130, on the one hand, to the elastic return means 115, here formed by the star piece 119, and, on the other hand, to the pin of the surfacing machine allowing the tool 101 to cooperate with an optical surface such as 2 in the manner explained above in support of Figures 2 and 3 .
  • the proximal portion 137 has an annular recess 138 opening on the opposite side to the end surface 113 and extending axially in the portion 137 to near the portion 136.
  • the inner side surface of the recess 138 defines an annular drum 139 for receiving the spindle head of a surfacing machine.
  • the drum 139 has a cavity 140 for receiving the spindle head.
  • the cavity 140 has a spherical portion 141 generally formed as three quarters of a sphere, an annular rib 142 and a frustoconical portion 143, the annular rib 142 being disposed between the portions 141 and 143.
  • the spindle head intended to be accommodated in the cavity 140 has a spherical portion end shaped as the portion 141 and a cylindrical portion of smaller diameter than the rib 142.
  • the assembly between the drum 139 and the spindle of the machine is done by simple snapping, the wall thickness of the drum 139 being sufficiently small, thanks to the recess 138, to be able to deform so that the spherical portion of the spindle head is lodged in portion 141.
  • the tool 101 When the spindle head is engaged in the cavity 140, the tool 101 co-operates in a ball joint relation to the spindle.
  • the center of the spherical portion 141 is particularly close to the end surface 113, which allows the tool 101 to orient itself optimally with respect to the surface such as 2 with which the tool 101 must cooperate.
  • An annular shaft 144 is delimited by the side wall of the proximal portion 137 and the outer lateral wall of the recess 138.
  • a groove 147 for receiving a rib 148 of the star piece 119 forming the elastic return means 115.
  • the annular barrel 144 can be deformed to allow the rib 144 to fit into the groove 147 by virtue of the fact that the wall thickness of the barrel 137 is relatively small and the annular recess 138 provides the required deflection.
  • the rib 148 of the star piece 119 protrudes into the bore of the central part 120 of this part, this bore having a diameter corresponding to that of the lateral surface of the distal portion 137 of the support 104.
  • the branches 118 of the star piece 119 are each angularly centered with respect to a respective petal 134 of the flange 131, but this relative positioning may be different.
  • Each of the branches 118 of the piece 119 has near its free end and the side facing the base 130, a step 145 which has, on the external side, a surface 146 shaped toroidal portion centered on the central axis of the piece 119, and therefore more generally of the tool 101.
  • the surfaces 146 of the different steps 145 are in correspondence of each other and with the external surface of the deformable ring 117.
  • the ring 117 when in place, is sandwiched between the elastic return means 115 (star part 119) and the flexible collar 131.
  • the diameter of the interface 105 and the buffer 106 corresponds to the external diameter of the flange 131.
  • the securing between the interface 105 and the base 130 is performed by a double-sided adhesive 150 disposed between the interface 105 and the surfaces 113 and 132 of the base 130.
  • the elastically compressible interface 105 is a foam having a thickness of the order of 9 mm with a glossy skin which is located on the side of the pad 106.
  • connection between the elastically compressible interface 105 and the flexible pad 106 is done through a layer 152 of sizing putty, here a layer of 0.5 mm thick.
  • the flexible pad 106 has a thickness of the order of 1 mm and the double-sided adhesive 150 has a thickness of the order of 0.32 mm.
  • the diameter of the interface 105 and the buffer 106 is of the order of 55 mm.
  • the star part 119 and the base 130 are each made of plastic molded in one piece by injection.
  • the base 130 which must both be rigid in the vicinity of the end surface 113 and flexible at the collar 131 and the annular barrels 139 and 141 to allow the snaps, while offering good wear resistance for cooperation with the spindle head, is made of polypropylene (PP) or high density polyethylene (eg HDPE 1000).
  • PP polypropylene
  • HDPE 1000 high density polyethylene
  • the star piece 119 is preferably polyoxymethylene (POM), see polyamide (PA) in order to have a modulus of elasticity of between 1500 and 4000 N / mm 2 .
  • POM polyoxymethylene
  • PA polyamide
  • the star piece 119 and the base 130 are preferably made of different materials, since they must respond to different physical constraints, the star piece forming the elastic return means having good elastic return characteristics while the base must have good wear resistance for cooperation with the spindle head and must allow easy bonding with the interface 105.
  • the deformable ring 117 is a simple commercial O-ring, for example Nitrile.
  • the end surface 113 of the support 104 is shaped like a sphere portion having a radius of curvature of the order of 70 mm.
  • the surface 132 of the flange 131 which, as indicated above, is flush with the surface 113, is shaped as a truncated cone whose small diameter corresponds to the largest diameter of the surface 113, the inclination (angle at the apex) of the surface 131 being given by the tangent to the surface 113 at the junction zone with the surface 132 .
  • the contact surface between the interface 105 and the rest of the tool, in this case the base 130, is particularly important since it is formed both by the surface 113 and by the surface 132.
  • the base 130 ' is arranged as the base 130 but the radius of curvature R of the end surface 113' is much smaller, of the order of 30 mm.
  • the tool that includes the base 130 ' is particularly suitable for very heavily arched surfaces.
  • the bases 130 "and 130" ' are arranged as the base 130 or the base 130' but their flanges, respectively 131 "and 131" ', have eight petals 134 "and 134"' respectively these petals being delimited by slots 133 "and 133" ', respectively, which are not oriented radially.
  • the slots 133 are curved while the slots 133" 'are straight but arranged in directions that are not radial.
  • the base of the tool according to the invention comprises a number of petals different from eight or twelve, for example six or sixteen and the slits defining the petals have different shapes, for example with ripples.
  • the collar 131 is replaced by a flexible collar, but not subdivided into petals.
  • the support 104 is shaped differently, for example in two parts forming jaws as in the previous tool illustrated on the Figures 1 to 3 .
  • the elements other than the base are arranged differently, for example as illustrated in FIGS. Figures 1 to 3 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Eyeglasses (AREA)
  • Adornments (AREA)
  • Physical Vapour Deposition (AREA)
  • Pens And Brushes (AREA)
EP07731314A 2006-04-27 2007-04-18 Outil de surfaçage d'une surface optique Active EP2012969B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL07731314T PL2012969T3 (pl) 2006-04-27 2007-04-18 Narzędzie do obróbki powierzchniowej powierzchni optycznej

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0603796A FR2900356B1 (fr) 2006-04-27 2006-04-27 Outil de surfacage d'une surface optique
PCT/FR2007/000650 WO2007128894A1 (fr) 2006-04-27 2007-04-18 'outil de surfaçage d'une surface optique'

Publications (2)

Publication Number Publication Date
EP2012969A1 EP2012969A1 (fr) 2009-01-14
EP2012969B1 true EP2012969B1 (fr) 2009-06-17

Family

ID=36829685

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07731314A Active EP2012969B1 (fr) 2006-04-27 2007-04-18 Outil de surfaçage d'une surface optique

Country Status (15)

Country Link
US (1) US7559829B2 (pl)
EP (1) EP2012969B1 (pl)
JP (1) JP5415257B2 (pl)
KR (1) KR100955617B1 (pl)
CN (1) CN101326031B (pl)
AT (1) ATE433827T1 (pl)
AU (1) AU2007247018B2 (pl)
BR (1) BRPI0702859B1 (pl)
CA (1) CA2607030C (pl)
DE (1) DE602007001345D1 (pl)
ES (1) ES2328750T3 (pl)
FR (1) FR2900356B1 (pl)
PL (1) PL2012969T3 (pl)
PT (1) PT2012969E (pl)
WO (1) WO2007128894A1 (pl)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2895293B1 (fr) * 2005-12-27 2008-02-01 Essilor Int Dispositif de blocage pour element optique.
FR2935628B1 (fr) 2008-09-10 2011-10-14 Essilor Int Outil de surfacage a qualite optique
FR2935627B1 (fr) * 2008-09-10 2010-09-03 Essilor Int Outil de surfacage a qualite optique
US8499763B2 (en) * 2009-07-31 2013-08-06 Covidien Lp Connector for coupling a tracheal tube to an auxiliary device
FR2953433B1 (fr) 2009-12-08 2012-02-10 Essilor Int Outil de surfacage a qualite optique
DE102010019491B4 (de) 2010-04-30 2015-07-09 Carl Zeiss Vision International Gmbh Polierwerkzeug zur Bearbeitung von optischen Flächen, insbesondere Freiformflächen
FR2987771B1 (fr) * 2012-03-07 2014-04-25 Essilor Int Procede de polissage d'une surface optique au moyen d'un outil de polissage
CN102794689B (zh) * 2012-07-30 2014-09-17 中国人民解放军国防科学技术大学 电磁驱动型主动应力盘
DE102014015052A1 (de) 2014-10-15 2016-04-21 Satisloh Ag Polierteller für ein Werkzeug zur Feinbearbeitung von optisch wirksamen Flächen an Brillengläsern
DE102014015053A1 (de) 2014-10-15 2016-04-21 Satisloh Ag Vorrichtung zur Feinbearbeitung von optisch wirksamen Flächen an insbesondere Brillengläsern
CN104924202B (zh) * 2015-06-05 2017-09-01 无锡蠡湖增压技术股份有限公司 一种离心式磨头
DE102016004328A1 (de) 2016-04-13 2017-10-19 Satisloh Ag Werkzeugspindel für eine Vorrichtung zur Feinbearbeitung von optisch wirksamen Flächen an Werkstücken
EP3272458B1 (en) 2016-07-21 2019-03-27 Delamare Sovra A method for manufacturing in series optical grade polishing tools
EP3272456B1 (en) 2016-07-21 2019-03-13 Delamare Sovra A method for manufacturing in series optical grade polishing tools
PT3272457T (pt) 2016-07-21 2019-06-27 Delamare Sovra Um método para fabricação em série de ferramentas de polimento de grau ótico
FR3059921B1 (fr) 2016-12-09 2019-05-24 Essilor International Outil de surfacage a qualite optique
CN111993215B (zh) * 2020-08-18 2022-06-14 中国科学院光电技术研究所 一种用于大口径光学元件加工的可变形柔性抛光工具
CN112025550B (zh) * 2020-09-14 2021-07-23 肇庆学院 一种金相磨抛机压力式磨抛盘机构
KR102296729B1 (ko) * 2021-06-03 2021-08-31 빈인선 밀착 효율이 높은 전동연마기 탈부착용 연마디스크
US12208484B2 (en) * 2021-09-15 2025-01-28 Kenneth Luna Support assembly for surface treatment pad
CN114603430B (zh) * 2022-05-10 2022-08-19 中国科学院光电技术研究所 一种深型轴棱锥光学元件表面碎带误差抑制方法
CN116749041A (zh) * 2023-08-16 2023-09-15 安徽依格尔精密铸造有限公司 不锈钢铸件表面处理设备
US20250326081A1 (en) * 2024-04-22 2025-10-23 Michael Walach Lens polishing pad and apparatus

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1701669A (en) * 1925-10-12 1929-02-12 American Optical Corp Grinding machine
US1665292A (en) * 1925-11-27 1928-04-10 Gen Motors Corp Buffer
CH450205A (de) * 1961-09-28 1968-01-15 Philips Nv Einrichtung zum Schleifen und Polieren insbesondere gekrümmter Oberflächen von Glasgegenständen
US3395417A (en) * 1966-04-05 1968-08-06 Formax Mfg Corp Backup pad assembly
US3653857A (en) * 1970-03-20 1972-04-04 Albert Field Abrading implement
US4287685A (en) * 1978-12-08 1981-09-08 Miksa Marton Pad assembly for vacuum rotary sander
US5403231A (en) * 1992-06-24 1995-04-04 Arnold Duckworth Fairing machine
EP1369200B1 (en) * 2001-03-05 2007-08-01 Elm Inc. Device for polishing optical disk
DE10144274A1 (de) * 2001-09-08 2003-03-27 Bosch Gmbh Robert Schleifplatte
EP1291131B1 (de) * 2001-09-10 2006-04-12 WENDT GmbH Vorrichtung zum abwechselnden Bearbeiten eines Werkstückes mittels eines Schleifwerkzeuges oder einer Funkenerosionelektrode
FR2834662B1 (fr) * 2002-01-16 2004-05-14 Essilor Int Outil pour le surfacage d'une surface optique
FR2857610B1 (fr) 2003-07-16 2006-03-17 Essilor Int Outil pour le surfacade d'une surface optique
DE502005000312D1 (de) * 2004-10-29 2007-02-22 Schneider Gmbh & Co Kg Polierwerkzeug mit mehreren Druckzonen

Also Published As

Publication number Publication date
FR2900356A1 (fr) 2007-11-02
CA2607030C (fr) 2014-02-25
DE602007001345D1 (de) 2009-07-30
BRPI0702859A8 (pt) 2018-07-31
BRPI0702859B1 (pt) 2020-09-15
CN101326031A (zh) 2008-12-17
PL2012969T3 (pl) 2009-11-30
JP5415257B2 (ja) 2014-02-12
PT2012969E (pt) 2009-09-07
ES2328750T3 (es) 2009-11-17
US7559829B2 (en) 2009-07-14
WO2007128894A1 (fr) 2007-11-15
BRPI0702859A (pt) 2008-04-01
JP2009534208A (ja) 2009-09-24
AU2007247018A1 (en) 2007-11-15
CN101326031B (zh) 2010-10-13
AU2007247018B2 (en) 2012-03-15
CA2607030A1 (fr) 2007-10-27
EP2012969A1 (fr) 2009-01-14
KR20080018991A (ko) 2008-02-29
FR2900356B1 (fr) 2008-07-18
ATE433827T1 (de) 2009-07-15
KR100955617B1 (ko) 2010-05-03
US20080171502A1 (en) 2008-07-17

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