Diamond D7 User Manual

Diamond toolsfor machining precisionoptical glass, spectaclelenses and technical glasscomponents

9Order designationGrit Bond Con-Shape D W X T-X A size cen- Remarkstration2F2 140 5 4-6-10 R = 2.5 mm2F2 160 5 4-6-102F2 180 5 4-6-102F2 200 5 4-6-102

10Cup wheels for toric surfaces on special machinesWINTER: 2F2/04D04C/1S04BFEPA: 2F22F204D04C1S04BOrder designation (sintered version)Grit Bond Con-Sh

11Cup wheels for surface milling (flats, prisms)WINTER: 2M2FEPA: 2M22M2Order designationGrit Bond Con-Shape D W X T-X A size cen- Remarkstration2M2 40

12Machine Machine type Wheel T-X A Sketchesbuilder diameterrange Core length Machineconnection Machine connectionmm mm codeAUTOFLOW 200 62 K8 K8Toric

13Machine Machine type Wheel T-X A Sketchesbuilder diameterrange Core length Machineconnection Machine connectionmm mm codeDAMA FS100 Mikro 100 50 L1

14Machine Machine type Wheel T-X A Sketchesbuilder diameterrange Core length Machineconnection Machine connectionmm mm codeLOH RXT Toromatic 60-100 66

15RECOMMENDATIONS 2F2 2M2 2F2-04D-04CSpherical surfaces Flat surfaces Toric surfacesWheel diameter D mm One-off production Series productionWorkpiece

16Order designationGrit Bond Con-Shape D W size cen- Remarkstration06B 4206B 5206B 6206B 6306B 8206B 8306B 10 206B 10 3Diamond pelletsWINTER: 06B...06

17Technical notesWINTER: 06B...06DMilling with pellet toolsApplication notes, resultsRecommendations Shape 06B-06E-06F-06D (ring) RemarksLens diameter

18Bonding and breaking inAdhesive Technicoll 8280 ( Beiersdorf AG, Hamburg) etc.Curing 1 hour at 200° CBreaking in SiC 600...1000 meshBreaking in time

1Diamond tools for machining precisionoptical glass, spectacle lenses andtechnical glass componentsSAINT-GOBAIN Diamantwerkzeuge GmbH & Co.Schütze

19Order designationGrit Bond Con-Shape D U X H size cen- Remarkstration02C 100 4 1 D5 = 40 mm02C 100 6.3 102C 100 8 102C 100 10 102C 160 5 1 D5 = 60 m

20Order designationGrit Bond Con- RemarksShape D U X H size cen-tration d2d3d602D 100 4 1 65 80 4002D 100 6.3 1 65 80 4002D 100 8 1 65 80 4002D 100 10

21Bevelling wheels (profile wheels)Fitting centering wheel withrecessWINTER: 02EDIN: 58742 Form FOrder designationGrit Bond Con- RemarksShape D W X α°

221AY1Order designation for LOH Centromat CNCGrit Bond Con-Shape D U U1X W V° H size cen- Remarkstration1AY1 160 20 15 1 6 45 30 D64 BZ444 C90 Cylindr

23Recommendations Centering wheel Bevelling wheel02C-02D 02EWheel diameter D mm 100...160 101...185Rim width U/W mm 4...31.5 0.5...12.5Layer depth X m

24Order designationR Grit Bond Con-Shape D B X or A size cen- RemarksV° tration05B (C) 4 * 1-2 * *05B (C) 5 1-205B (C) 6.3 1-205B (C) 8 1-205B (C) 10

25Roughing, straight1BZ1A1Flach-V-Facette3BZ700Spezial-V-Facette4BZ700Order designationGrit Bond Con-Shape D U X H size cen- Machinetration1BZ1A1 110

26Diamond cutting disksWINTER: 34E/1A1RFEPA: 1A1RSS/1A1RExtract from WINTERspecial catalogueOrder designationNumber Specifica-Shape D T X E of seg- H

27Technical notesWINTER: 34E/1A1RFEPA: 1A1RSS/1A1RApplication notesApplication notes for cutting disks 34E, 1A1RRecommendations BZ 34 E 1A1R 1A1Rclose

28Multi-layer Nh drills are suitable for drilling small diameter holes (0.8 to 10 mm) especially in glass and quartz, and withincertain limits also in

2TABLE OF CONTENTS PagePreface ...

29The following diagrams show parameters influencing the machining result.First the block diagram below shows how the raw blank is transformed into a

30Example of practical applicationTo improve dimensional and geometrical accuracy, the main parameters are the cutting forces F and the grinding ratio

31GeneralGlass is generally subdivided into coloured or colourless glass, transparent or milky. More correctly, it is distinguishedby technical terms,

32Materials Material designation Density Hardness Refractive Softening Remarksin industry acc. to Schott class index ndtemperatureg/cm³ kg/mm² C°Preci

33General technical notesSystematic presentation of ways to influencemachining results for spherical surfaces.WORKPIECEunmachinedWORKPIECEMATERIALSHAP

34General technical notesWorkpiece: Lens diameter 65 mmRadius of curvatureR = 150 mmMaterial BK7Machine: LOH SpheromaticCutting fluid:Emulsion 3% (Rat

35General technical notesWorkpiece: Lens diameter 65 mmRadius of curvatureR = 150 mmMaterial BK7Machine: LOH SpheromaticCutting fluid:Emulsion 3% (Rat

36General technical notesTest results for machining spherical surfaces,IPT Fraunhofergesellschaft Aachen, Prof. KönigWorkpiece: Lens diameter 65 mmRad

37WORKPIECEprecision machinedDIMENSIONALAND GEO-METRICALACCURACYSHAPE TRUTHSPHERICITYRADIUSCENTRALTHICKNESSSURFACEFINISHFINISHSURFACEINTEGRITYCRACK DE

38General technical notesWorkpiece: Lens diameter 65 mmR = 37.584 mmMaterial SF57Machine: LOH LP75Tool: dp = 8 mmSpecification: D15A / BZ5017 / C35Gri

3PrefaceWINTER diamond tools for manufacturing optical and technical glass components arewell known throughout the world for their quality and long li

39General technical notesWorkpiece: Lens diameter 65 mmR = 37.584 mmMaterial SF57 and FK5Machine: LOH LP75Tool: dp = 8 mmSpecification: 1 = D15A / BZ4

40General technical notesWorkpiece: Lens diameter 65 mmR = 37.584 mmWerkstoff FK5 / LaFN21 / SF57Machine: LOH LP75Tool: dp = 8 mmSpecification: Grindi

41General technical notesWorkpiece: Lens diameter 65 mmR = 37.584 mmMaterial SF57Initial surface finish Rzo = 9µmMachine: LOH LP75Tool: dp = 8 mmSpeci

42General technical notesWorkpiece: Lens diameter 65 mmR = 37.584 mmMaterial SF57Initial surface finish Rzo = 7 µmMachine: LOH LP75Tool: dp = 8 mmSpec

43General technical notesWorkpiece: Flat lens holderDiameter 225 mmfitted with 12 flat lensesBK7, LaK21, dL = 55 mmMachine: LOH PLM 400nw = 120 rpmno

44Recommended readingKönig, Meis: Entwicklungsmöglichkeiten in der Bearbeitungstechnologie sphärischer optischer Gläser, IDR 14(1980), Nr. 4, Seite 20

WINTER MANUFACTURING PROGRAMMEGrinding Diamond grinding wheelsDiamond grinding pinsDiamond hand lapsDiamond pellets and pads for the optical industryD

SAINT-GOBAINSAINT-GOBAINSAINT-GOBAINSAINT-GOBAINSAINT-GOBAINDiamantwerkzeugeDiamantwerkzeugeDiamantwerkzeugeDiamantwerkzeugeDiamantwerkzeugeGmbH &

4Milling tools for precision optics, spectacle lenses and technical componentsPrecision optics covers all kinds of optical components for imaging syst

5International Standardization WINTERof grit sizesSieve grit designations Micron powder designations *)Diamond Diamond Nominal mesh width Diamond For

6Tabular overview of usual bondsGlass machining is done almost exclusively with metal bond diamond tools. Resin bond tools are used only for polishing

7ConcentrationThe concentration indicates the proportion of diamond in the grinding layer (as a percentage by volume).The concentration code is intern

8Order designationGrit Bond Con-Shape D W X T-X A size cen- Remarkstration2F2 3 1 6 Ø 3...102F2 4 2 6 without radius2F2 5 2 4-6-102F2 6 2 4-6-102F2 7