GB671766A - An improved method of, and apparatus for grinding spherical surfaces - Google Patents

An improved method of, and apparatus for grinding spherical surfaces

Info

Publication number
GB671766A
GB671766A GB9739/50A GB973950A GB671766A GB 671766 A GB671766 A GB 671766A GB 9739/50 A GB9739/50 A GB 9739/50A GB 973950 A GB973950 A GB 973950A GB 671766 A GB671766 A GB 671766A
Authority
GB
United Kingdom
Prior art keywords
ring
grinding
spindle
work
sleeve
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.)
Expired
Application number
GB9739/50A
Other languages
English (en)
Inventor
John R Turner
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.)
Kodak Ltd
Original Assignee
Kodak Ltd
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 Kodak Ltd filed Critical Kodak Ltd
Publication of GB671766A publication Critical patent/GB671766A/en
Expired legal-status Critical Current

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
    • B24D7/14—Zonally-graded wheels; Composite wheels comprising different abrasives
    • 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
    • B24B13/01—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
    • 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
    • B24B13/023—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 for grinding several lenses simultaneously

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB9739/50A 1949-04-20 1950-04-20 An improved method of, and apparatus for grinding spherical surfaces Expired GB671766A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88624A US2600815A (en) 1949-04-20 1949-04-20 Apparatus for rough and fine grinding of spherical surfaces

Publications (1)

Publication Number Publication Date
GB671766A true GB671766A (en) 1952-05-07

Family

ID=27660396

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9739/50A Expired GB671766A (en) 1949-04-20 1950-04-20 An improved method of, and apparatus for grinding spherical surfaces

Country Status (3)

Country Link
US (1) US2600815A (fr)
FR (1) FR1041560A (fr)
GB (1) GB671766A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110524414A (zh) * 2019-09-17 2019-12-03 青岛高测科技股份有限公司 一种用于晶硅粗磨精磨一体机的磨削主轴及其使用方法

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649667A (en) * 1952-08-25 1953-08-25 American Optical Corp Abrading device
US2880555A (en) * 1955-05-31 1959-04-07 Revere Camera Co Lens grinding apparatus
US3004372A (en) * 1956-02-15 1961-10-17 Bozena Marie Phillips Apparatus for producing ophthalmic lenses
US2982057A (en) * 1957-08-26 1961-05-02 Micromatic Hone Corp Spherical grinding machine and method
US2984054A (en) * 1958-05-21 1961-05-16 Dewrance & Co Lapping machines
US3016662A (en) * 1958-09-11 1962-01-16 Micromatic Hone Corp Ball honing tool
US3079739A (en) * 1959-02-18 1963-03-05 Rank Precision Ind Ltd Method and apparatus for positioning a workpiece for polishing
US3353303A (en) * 1964-11-13 1967-11-21 Ait Ind Inc Art of edging
CH436011A (it) * 1965-03-20 1967-05-15 Venesia Attilio Procedimento di rettificazione di grossi corpi cilindrici, preferibilmente colletti di grandi alberi a gomiti
US3816997A (en) * 1972-03-20 1974-06-18 Itek Corp Apparatus for simultaneously performing rough and fine grinding operations
CH553621A (fr) * 1972-10-23 1974-09-13 Tatar Alexander Procede pour l'affutage de forets a quatre faces et machine d'affutage pour la mise en oeuvre de ce procede.
US3866358A (en) * 1973-08-02 1975-02-18 Itek Corp Method and apparatus for generating toroidal surfaces
CH1397373A4 (fr) * 1973-09-28 1975-02-14
US3882646A (en) * 1974-03-06 1975-05-13 Gleason Works Grinding wheel assembly having multiple grinding surfaces for selective engagement with a workpiece
FR2573685B1 (fr) * 1984-11-28 1987-01-23 Flachglas Ag Perceuse, en particulier machine a percer le verre
US5217335A (en) * 1990-04-24 1993-06-08 National Optronics, Inc. Plastic lens generator and method
US5241794A (en) * 1990-05-30 1993-09-07 The Gleason Works Grinding wheel for cutting blades
US5168661A (en) * 1990-05-30 1992-12-08 The Gleason Works Method of grinding the surfaces of cutting blades and grinding wheel therefor
US5092083A (en) * 1991-01-16 1992-03-03 Inland Diamond Products Company Fly cutter generator wheel with novel diamond grit configuration to eliminate lens fracture and back cutting
WO2001060553A1 (fr) 2000-02-16 2001-08-23 Seiko Epson Corporation Procede de fabrication de verres de lunettes, et outil de polissage
DE10233777A1 (de) * 2002-07-25 2004-02-12 Carl Zeiss Smt Ag Verfahren und Vorrichtung zum Herstellen von optischen Elementen mit wenigstens einer gekrümmten Oberfläche
US7390242B2 (en) * 2005-08-29 2008-06-24 Edge Technologies, Inc. Diamond tool blade with circular cutting edge
US7303461B1 (en) * 2006-12-05 2007-12-04 Pratt & Whitney Canada Corp. Method of machining airfoils by disc tools
DE102010020601B4 (de) * 2010-05-14 2013-01-24 Saint-Gobain Diamantwerkzeuge Gmbh & Co. Kg Schleifscheibe
FR3037519B1 (fr) * 2015-06-17 2017-07-28 Ntn-Snr Roulements Procede de rectification d'une surface d'un corps roulant pour un palier a roulement
CN111975596A (zh) * 2020-08-23 2020-11-24 吉林大学 一种适用于水下环境的仿形研磨装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE199312C (fr) *
NL8337C (fr) * 1915-11-01
US1327440A (en) * 1918-02-09 1920-01-06 Carborundum Co Apparatus for smoothing and polishing stone
US1828663A (en) * 1928-05-15 1931-10-20 Jopp August Machine for grinding simultaneously two opposed surfaces of articles of prismatic orother shape, especially nuts
US2286361A (en) * 1939-03-27 1942-06-16 American Optical Corp Abrading machine
US2309016A (en) * 1942-02-09 1943-01-19 Norton Co Composite grinding wheel
US2451295A (en) * 1944-11-08 1948-10-12 Super Cut Abrasive wheel
US2510113A (en) * 1945-03-17 1950-06-06 Arthur J Holman Machine for grinding lenses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110524414A (zh) * 2019-09-17 2019-12-03 青岛高测科技股份有限公司 一种用于晶硅粗磨精磨一体机的磨削主轴及其使用方法

Also Published As

Publication number Publication date
FR1041560A (fr) 1953-10-26
US2600815A (en) 1952-06-17

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