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BG55 Exposed Bracket R0 27 1. can be used for both with cover and sensor. 2. Mass is reduced 0.3kg from the value of Table I-3, page I-7. 59 3 29 22 12h6 45h8 I-25 4-M5 Depth8 (Helical inserts) 34.5 45 99 45 100 74 0.5 74.5 SLIDE GUIDE BALL SPLINE ROTARY BALL SPLINE STROKE BALL SPLINE TOPBALL PRODUCTS SLIDE BUSH SLIDE UNIT STROKE BUSH SLIDEROTARYBUSH SLIDE SHAFT SLIDE WAY/GONIO WAY SLIDE TABLE MINIATURE SLIDE ACTUATOR SLIDE SCREW
RETURN PULLEY UNIT Return pulley units in which a motor is connected with a timing belt are available for BG type. Its return structure allows the reduction of total length (available for BG33 and BG46 types). BG33 Return Pulley Unit 38 tension plate 103 A 16 28 9 A mounting direction code 0 where tension plate is not allowed to be exposed 1.This drawing shows RA for MSMA01(Panasonic). 2.Installation position of Pulley Unit can be selected at 90 intervals (mounting direction code). 3.Can be used for both with or without cover and / or sensor. 4.Tension plate can be built in and is not exposed. 5.Mass is added 0.2kg to the value of Table I-3, page I-7. 6.Inertia is added 2.2210 -6 kgm 2 to the value of Table I-5, page I-8. 7.part number format BG33 / Symbol of applicable motor bracket (see table I-14) Mounting direction code (refer to cross section A-A) Td d Tension Td =1.9N d=1.1mm I-26 mounting direction code 3 18 117 21 72 24 21 16 42 44.5 60 mounting direction code 9 cross section A-A 2 mounting direction code 6 Table I-14 Motor Bracket Configurations Motor Bracket Applicable Motors RA MATSUSHITA ELECTRIC INDUSTRIAL MINAS SERIES :50~100W YASUKAWA ELECTRIC SIGMA SERIES :50~100W RB MITSUBISHI ELECTRIC HC-MF SERIES :50~100W SANYO ELECTRIC P3 SERIES :50~100W Please contact NB for return brackets for other stepper motors.
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NB Products are available from MARY
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Eng- 112 Tech- 17 INDEX- 18
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SLIDE GUIDE SEBS-B/BY P.A-26 SEBS-B
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BALL SPLINE SSP/SSPS P.B-16 SSPM P.
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SLIDE BUSH GM P.D- 12 GW P.D-120 SM
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SLIDE BUSH (Flange Type) SMFC P.D-
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SLIDE UNIT SWA P.E-38 SWJ P.E-40 SW
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SLIDE SHAFT SN P.G-6 SNS P.G-7 SNT
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INDEX AK Slide Unit : Compact Block
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SA Slide Unit : Shaft Support Rail
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SMS-G Slide Bush : Standard Type, A
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SW Slide Bush (Inch Standard) : Sta
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A-1 SLIDE GUIDE BALL SPLINE ROTARY
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Table A-1 Types miniature type high
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RIGIDITY AND PRE-LOAD The rolling e
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MOUNTING A-7 Slide guides have a h
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A-9 Mounting: In general, a slide
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When reference surface is not provi
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Figure A-23 Examples of Joined Guid
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Bellows Option (Series: GL or SGL)
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A-17 Calulcation method of length
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Simplified lubrication management A
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A-21 The SEB(S) type slide guides
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RATED LOAD The load rating for SEB(
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MOUNTING BOLTS Extremely small cust
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H b MR 0 -0.1 B P1 W 0 -0.05 C 4-S
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H b W MR 0 -0.1 Refer to page A-2
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H 1 H1 mm 2 2.6 4 4.7 5.5 7.5 9.5 1
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H 1 A-33 L2(with side-seal) L1(with
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TYPES SER-type slide guides are ava
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Figure A-48 Shoulder Shape-2 r1 r1
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Refer to page A-35 for a descriptio
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Refer to page A-35 for a descriptio
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BLOCK TYPES A-43 Six different typ
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Clean Operation A-45 Ball cushions
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MOUNTING A-47 As shown in Figure A
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H 1 T1 mm 5 6 6.5 9 8.5 1,240 1,36
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H 1 1 Refer to page A-43 for a desc
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H 1 T1 mm 9 8 13.5 12 15.5 20 1,24
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T1 mm 5 6 6.5 9 H 1 8.5 1,240 1,360
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T1 mm 5 6 6.5 9 8.5 H 1 1,240 1,360
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H 1 T1 mm 5 8 9.5 9 8.5 10 T greas
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BLOCK TYPES A-61 Six different typ
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MOUNTING Slide guides are generally
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H 1 1 Refer to page A-61 for a desc
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H 1 H1 mm 13.5 16 20 24 27.5 1,120
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H 1 H1 mm 13.5 16 20 24 27.5 36.5
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H 1 H1 mm 13.5 16 20 24 27.5 1,120
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H 1 H1 mm 13.5 16 20 24 27.5 1,120
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H 1 H1 mm 13.5 16 20 24 27.5 36.5
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ACCURACY A-77 Three accuracy grade
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GREASE FITTING A-79 A grease fitti
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6-S, D drill Refer to page A-77 fo
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The NB ball spline consists of a sp
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Table B-2 Types of Spline Nut type
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ACCURACY The NB ball spline is meas
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LIFE CALCULATION Because ball eleme
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Fit: A transition fit between an SS
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Mounting of SSPM Type Spline: Examp
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Mounting of SSPF Type Spline: Examp
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SSP TYPE Cylindrical Spline Nut p
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SSPM TYPE Keyless Spline Nut part
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SSPF TYPE Flange Type Nut part nu
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SSPT TYPE Two Side Cut Flange Type
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SPA TYPE Keyless Block Type part
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SPA-W TYPE Keyless Block Double Ty
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SSPB TYPE Block Type part number
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STANDARD BALL SPLINE part number st
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The NB rotary ball spline can be us
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PRE-LOAD AND CLEARANCE IN ROTATIONA
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OPERATING ENVIRONMENT Certain opera
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SPR TYPE part number structure exam
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The NB stroke ball spine SPLFS type
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PRE-LOAD AND CLEARANCE IN ROTATIONA
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SPLFS TYPE - Two Side Cut Flange Ty
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C-1 SLIDE GUIDE BALL SPLINE ROTARY
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TOPBALL TOPBALL unit closed type op
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Load coefficient (fw): When calcula
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Shaft and Housing: To optimize NB T
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mm 22.0 22.9 24.9 31.5 44.1 52.1 60
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120 inch .515 .703 1.032 1.112 1.2
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TKA-W TYPE Double-Wide Block Type
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TKE-W TYPE Double-Wide Open Block
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TKD-W TYPE Clearance Adjustable Do
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TWA-W TYPE Double-Wide Block Type
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TWJ-W TYPE Clearance Adjustable Do
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TWD-W TYPE Double-Wide Open Block
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The NB slide bush is a linear motio
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Table D-2 Types (2) standard type c
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SPECIFICATIONS Dimensional Series:
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Examples of Mounting methods are sh
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Notes on Installation: When inserti
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GM TYPE Single Type part number s
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GMF-W TYPE Round Flange Double-Wid
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GMK-W TYPE Square Flange Double-Wi
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GMT-W TYPE Two Side Cut Double-Wid
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GMF-W-E TYPE Round Flange Double-W
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GMK-W-E TYPE Square Flange Double-
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GMT-W-E TYPE Two Side Cut Double-W
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SM TYPE Standard Type This type i
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SM-AJ TYPE Clearance-Adjustable Ty
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SM-OP TYPE Open Type This type is
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SM-W TYPE Double-Wide Type This t
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SMF TYPE Round Flange Type This t
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SMK TYPE Square Flange Type This
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SMT TYPE Two Side Cut Flange Type
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SMF-E TYPE Round Flange Type with
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SMK-E TYPE Square Flange Type with
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SMT-E TYPE Two Side Cut Pilot End
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SMF-W TYPE Round Flange Double-Wid
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SMK-W TYPE Square Flange Double-Wi
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SMT-W TYPE Two Side Cut Double-Wid
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SMFC TYPE Center Mount Round Flang
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SMKC TYPE Center Mount Square Flan
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SMTC TYPE Two Side Cut Center Flan
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SMF-W-E TYPE Round Flange Double-W
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SMK-W-E TYPE Square Flange Double-
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SMT-W-E TYPE Two Side Cut Double-W
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TRF TYPE Triple-Wide Round Flange
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TRK TYPE Triple-Wide Square Flange
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TRFC TYPE Triple-Wide Intermediate
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TRKC TYPE Triple-Wide Intermediate
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TRF-E TYPE Triple-Wide Round Flang
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TRK-E TYPE Triple-Wide Square Flan
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KB TYPE Standard Type This type i
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KB-AJ TYPE Clearance Adjustable Ty
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KB-OP TYPE Open Type This type is
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KB-W TYPE Double-Wide Type This t
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KBF TYPE Round Flange Type This t
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KBK TYPE Square Flange Type This
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KBT TYPE Two Side Cut Flange Type
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KBF-W TYPE Round Flange Double-Wid
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KBK-W TYPE Square Flange Double-Wi
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KBFC TYPE Center Mount Round Flang
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KBKC TYPE Center Mount Square Flan
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SW TYPE Standard Type This type i
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SW-AJ TYPE Clearance Adjustable Ty
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SW-OP TYPE Open Type This type is
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SW-W TYPE Double-Wide Type This t
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SWF TYPE Round Flange Type This t
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SWK TYPE Square Flange Type This
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SWT TYPE Two Side Cut Flange Type
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SWF-W TYPE Round Flange Double-Wid
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SWK-W TYPE Square Flange Double-Wi
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SWFC TYPE Center Mount Round Flang
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SWKC TYPE Center Mount Square Flan
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GW TYPE Single Type part number s
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Table E-1 types A wide variety of
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Table E-3 metric series types shaht
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ACCURACY The accuracy of the SA typ
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SMA TYPE Block Type part number s
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SMA-W TYPE Double-Wide Block Type
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AK TYPE Compact Block Type part nu
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AK-W TYPE Double-Wide Compact Block
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SMB TYPE Block Type part number st
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SMP TYPE Pillow Block Type part n
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SMJ TYPE Clearance Adjustable Type
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SME TYPE Open Block Type part numb
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SME-W TYPE Double-wide Open Block T
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SMD TYPE Open Block with Clearance
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RB TYPE Resin Block Type part numb
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SH TYPE Shaft End Supporter (Cast
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E-32 part number structure example
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CE TYPE Non-Clearance Adjustable T
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CD TYPE Clearance Adjustable Type
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SWA TYPE Block Type (Inch Series)
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SWJ TYPE Clearance Adjustable Bloc
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SWD TYPE Open Block Type (Inch Se
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RBW TYPE Resin Block Type (Inch S
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WA TYPE Shaft Support Rail (Inch
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The NB stroke bush is a linear and
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F-4 SR TYPE SR 20 part number struc
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F-6 SR-B TYPE SR 20 part number str
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NB's Slide Rotary Series consists o
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Application Examples Application Ex
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SRE TYPE part number SRE
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SREK TYPE Square Flange type
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F-16 SLIDE ROTARY UNIT SMA-R TYPE B
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F-18 SLIDE ROTARY UNIT AK-R TYPE Co
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SLIDE ROTARY UNIT SMP-R TYPE Pillow
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NB's RK type slide rotary bush is a
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G-1 SLIDE GUIDE BALL SPLINE ROTARY
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SN/SNS/SNT Type (NB Shaft) P.G-6,7,
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The Geometrical moment of inertia (
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SNS TYPE NB Stainless Steel Shaft
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NB CENTER-LINED TAPPED SHAFT G-9 A
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SNWS TYPE NB Inch Stainless Steel
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SNWS-PD NB Inch Pre-Drilled Stainl
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MACHINING EXAMPLE NB can fabricate
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Shaft (spindle) Shaft (Quill) Pleas
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Please send drawing for quotation o
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NBs Slide Way NV and NVT types inco
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Figure H-5, Parallelism m 10 8 6 4
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MOUNTING NV TYPE Accuracy of mounti
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NV TYPE part number structure examp
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NVT TYPE part number structure exam
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The NB slide way is a non-recircula
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Example: Figure H-17 SV Type Slide
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SPECIAL BOLT (BT type) BT type spec
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SV TYPE SV1/SV2 part number struc
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SV TYPE SV12 part number structur
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SVW TYPE part number structure exam
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STROKE AND RATED LOAD When the stro
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The NB slide table is a precision t
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RATED LIFE The life of an NB slide
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H-34 SVT TYPE SVT1/SVT2 part numb
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SYT TYPE SYT1/SYT2 part number st
Page 423 and 424: SYT TYPE SYT3 part number structu
Page 425 and 426: SYT-D TYPE SYT1/SYT2 part number
Page 427 and 428: SYT-D TYPE SYT3 part number struc
Page 429 and 430: The NB miniature slide table SYBS t
Page 431 and 432: Mounting Shape of Mounting Surface
Page 433 and 434: SYBS TYPE part number structure exa
Page 435 and 436: Nippon Bearing's Gonio Way family h
Page 437 and 438: INSTALLATION Figure H-38. Installat
Page 439 and 440: 2-AXES AND CUSTOM SPECIFICATIONS Wh
Page 441 and 442: RVF TYPE SVT6/SVT9 Part number co
Page 443 and 444: Suitable for Minute Motion: The fri
Page 445 and 446: MOUNTING Figure H-44 Example of Mou
Page 447 and 448: RV TYPE Gonio Way part number str
Page 449 and 450: CR TYPE (Standard Curved Roller Cag
Page 451 and 452: NB's BG type is a compact single ax
Page 453 and 454: PART NUMBER SYSTEM Part number for
Page 455 and 456: ALLOWABLE SPEED Allowable speed of
Page 457 and 458: INERTIA Inertia of the slide block
Page 459 and 460: ACCURACY Table I-7 shows accuracy o
Page 461 and 462: RATED LIFE To obtain the rated life
Page 463 and 464: A.1.c. PT for Vertical Move ) durin
Page 465 and 466: LUBRICATION BG type contains a lith
Page 467 and 468: BG20 Figures inside( ) indicates ma
Page 473: BG33 Exposed Bracket R0 34 4 14 1.
Page 477 and 478: BG20 SENSOR Photo-sensor or proximi
Page 479 and 480: BG33 S Specification (Slim-Type Pho
Page 481 and 482: BG33 K Specification (Proximity Sen
Page 483 and 484: BG46 H Specification (Close Contact
Page 485 and 486: BG55 S Specification (Compact Photo
Page 487 and 488: POSITIONING PIN HOLE For the BG typ
Page 489 and 490: BG46A,B For the two-block type, the
Page 491 and 492: BG20A,B -Without Top-Cover- 8 6 20
Page 493 and 494: BG26A,B -Without Top-Cover- 10 L1 5
Page 497 and 498: BG33C,D -Without Top-Cover- 8 6 33
Page 501 and 502: BG46C,D -Without Top-Cover- 13 9 73
Page 505 and 506: J-1 SLIDE GUIDE BALL SPLINE ROTARY
Page 507 and 508: SELECTION METHOD Required Thrust: T
Page 509 and 510: Sample Calculation: 1. Selecting a
Page 511 and 512: SS TYPE part number structure examp
Page 513 and 514: DEFINITIONS AND INDICATIONS OF GEOM
Page 515 and 516: SQUARENESS Squareness assumes a com
Page 517 and 518: shaft dimensional tolerance diamete
Page 519: NB Products are available from MARY
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