SG28370G - Method and apparatus for cutting an aspheric surface on a workpiece - Google Patents

Method and apparatus for cutting an aspheric surface on a workpiece

Info

Publication number
SG28370G
SG28370G SG1995905691A SG1995905691A SG28370G SG 28370 G SG28370 G SG 28370G SG 1995905691 A SG1995905691 A SG 1995905691A SG 1995905691 A SG1995905691 A SG 1995905691A SG 28370 G SG28370 G SG 28370G
Authority
SG
Singapore
Prior art keywords
workpiece
spindle
forming tool
axis
lathe
Prior art date
Application number
SG1995905691A
Other languages
English (en)
Inventor
Buford W Council Jr
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Publication of SG28370G publication Critical patent/SG28370G/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
    • 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
    • B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
    • B24B13/046—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing using a pointed tool or scraper-like tool
    • 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
    • Y10T82/00—Turning
    • Y10T82/10—Process of turning
    • 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
    • Y10T82/00—Turning
    • Y10T82/13—Pattern section
    • 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
    • Y10T82/00—Turning
    • Y10T82/14—Axial pattern
    • Y10T82/148—Pivoted tool rest
    • 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
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y10T82/2552—Headstock
    • 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
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y10T82/2552—Headstock
    • Y10T82/2562—Spindle and bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turning (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
SG1995905691A 1988-11-22 1989-11-22 Method and apparatus for cutting an aspheric surface on a workpiece SG28370G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/276,230 US4884482A (en) 1988-11-22 1988-11-22 Method and apparatus for cutting an aspheric surface on a workpiece

Publications (1)

Publication Number Publication Date
SG28370G true SG28370G (en) 1995-09-01

Family

ID=23055756

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995905691A SG28370G (en) 1988-11-22 1989-11-22 Method and apparatus for cutting an aspheric surface on a workpiece

Country Status (15)

Country Link
US (1) US4884482A (fr)
EP (1) EP0370788B1 (fr)
JP (1) JPH03503508A (fr)
KR (1) KR900701442A (fr)
AT (1) ATE103523T1 (fr)
AU (1) AU4667889A (fr)
BR (1) BR8907196A (fr)
CA (1) CA1316724C (fr)
DE (1) DE68914256T2 (fr)
ES (1) ES2050818T3 (fr)
HK (1) HK67095A (fr)
IE (1) IE64730B1 (fr)
IL (1) IL92366A0 (fr)
SG (1) SG28370G (fr)
WO (1) WO1990005605A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4989316A (en) * 1987-03-09 1991-02-05 Gerber Scientific Products, Inc. Method and apparatus for making prescription eyeglass lenses
US4947715A (en) * 1988-11-22 1990-08-14 Citycrown, Inc. Method and apparatus for cutting an aspheric surface on a workpiece
JP3026824B2 (ja) * 1990-07-31 2000-03-27 株式会社メニコン 非球面レンズの製造装置
US5210695A (en) * 1990-10-26 1993-05-11 Gerber Optical, Inc. Single block mounting system for surfacing and edging of a lens blank and method therefor
JP2995128B2 (ja) * 1993-02-08 1999-12-27 株式会社メニコン トーリックレンズの切削加工用保持装置
US5502518A (en) * 1993-09-09 1996-03-26 Scient Optics Inc Asymmetric aspheric contact lens
WO1996003256A1 (fr) * 1994-07-27 1996-02-08 Philips Electronics N.V. Machine-outil et procede permettant de realiser sur une piece une surface non symetrique en rotation, et commande d'une telle machine
US5724120A (en) * 1995-10-02 1998-03-03 Svochak; Jan B. Multifocal contact lens and method and apparatus for making the same
US5971541A (en) * 1996-05-29 1999-10-26 Danker; Frederick J. Correction of astigmatism using rotationally symmetric contact lenses
US5718154A (en) * 1996-06-27 1998-02-17 Bausch & Lomb, Inc. Reciprocating tool holder assembly
US6122999A (en) * 1997-04-17 2000-09-26 Novartis Ag Lathe apparatus and method
JP2002160142A (ja) * 2000-11-22 2002-06-04 Mori Seiki Co Ltd 工作機械の数値制御装置
AU2003250153A1 (en) * 2002-07-24 2004-02-16 Novartis Ag Method of manufacturing a contact lens
AU2003270297A1 (en) * 2002-09-03 2004-03-29 Kennametal Inc. Toolholder
DE102004049951A1 (de) 2004-10-13 2006-04-20 Schneider Gmbh + Co. Kg Hochdynamische Linsenbearbeitungsmaschine
EP2500134A1 (fr) * 2011-03-16 2012-09-19 Comadur S.A. Pièce d'habillage pour une pièce d'horlogerie et son système de fabrication
DE102011014230A1 (de) * 2011-03-17 2012-09-20 Satisloh Ag Vorrichtung zur Feinbearbeitung von optisch wirksamen Flächen an insbesondere Brillengläsern
US20130116817A1 (en) * 2011-11-04 2013-05-09 United Technologies Corporation System and method for machining and inspecting a workpiece
CN112846243B (zh) * 2021-01-29 2022-10-21 怀集业顺科技有限公司 一种发动机气门头部多定位复合加工方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900971A (en) * 1972-10-26 1975-08-26 Loh Kg Optik W Machine for producing surfaces of optical lenses, for example toric surfaces
US3902277A (en) * 1974-04-01 1975-09-02 Itek Corp Method and apparatus for generating toric surfaces by the use of a peripheral surfacing tool
US3913274A (en) * 1974-08-09 1975-10-21 Morgan B Raiford Method and apparatus for making integrated multifocal lenses
US4051751A (en) * 1976-09-13 1977-10-04 Ignacio Acevedo Machine for generating surfaces of various characteristics on workpieces
JPS5348294A (en) * 1976-10-15 1978-05-01 Asahi Optical Co Ltd Mechanism of aligning axes of machine for creating lens of nonnsphrical surface
JPS5392994A (en) * 1977-01-27 1978-08-15 Nippon Chemical Ind Nonnspheruial lens creating device
DE2724808C3 (de) * 1977-06-02 1980-01-17 Purolator Filter Gmbh, 7110 Oehringen Antriebsvorrichtung für die Quervorschubbewegung des Werkzeugs an Einrichtungen zum Materia] abtragenden Bearbeiten von Drehteilen
IT1098048B (it) * 1977-08-13 1985-08-31 Dollond Aitchison Service Apparecchio e procedimento per levigare o lucidare superfici curve,in particolare lenti
US4274313A (en) * 1978-06-19 1981-06-23 Sekula Vulic Apparatus for cutting aspherical surfaces on contact lenses and the like
US4264249A (en) * 1979-08-24 1981-04-28 American Optical Corporation Toric surface generator
DE2937976C2 (de) * 1979-09-20 1983-02-24 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Maschine zum Schleifen oder Fräsen von konvexen und/oder konkaven sphärischen Flächen
US4333368A (en) * 1980-07-15 1982-06-08 Kollmorgen Technologies Corporation Method and apparatus for generating aspherical surfaces of revolution
GB8325027D0 (en) * 1983-09-19 1983-10-19 Robertson Eng Thame Ltd Aspheric cutting lathe
DE3467317D1 (en) * 1984-04-26 1987-12-17 Loh Kg Optikmaschf Machine for grinding toric surfaces of optical lenses
US4680998A (en) * 1984-08-28 1987-07-21 Bausch & Lomb Incorporated Toric lenses, method and apparatus for making same
US4653360A (en) * 1985-05-07 1987-03-31 The Cross Company CNC turning machine

Also Published As

Publication number Publication date
AU4667889A (en) 1990-06-12
DE68914256T2 (de) 1994-07-21
IL92366A0 (en) 1990-07-26
WO1990005605A1 (fr) 1990-05-31
BR8907196A (pt) 1991-03-05
JPH03503508A (ja) 1991-08-08
EP0370788A2 (fr) 1990-05-30
EP0370788A3 (fr) 1991-06-26
HK67095A (en) 1995-05-12
KR900701442A (ko) 1990-12-03
ATE103523T1 (de) 1994-04-15
CA1316724C (fr) 1993-04-27
EP0370788B1 (fr) 1994-03-30
DE68914256D1 (de) 1994-05-05
US4884482A (en) 1989-12-05
IE64730B1 (en) 1995-09-06
ES2050818T3 (es) 1994-06-01

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