All THK catalogues and technical brochures

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NEWClean-Room ActuatorLow dust generation structureHigh speed (maximum speed 2000[mm/s])Compact size and high rigidityCSKRFor details, visit THK at www.thk.comProduct information is updated regularly on the THK website.CATALOG No.355-1E

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StructureModel CSKR is the clean-room actuator using the Caged Ball LM Guide Actuator Model SKR.End coverTop coverSliderVacuum fittingsSealing sheetSide coverIntermediateflangeEnlarged viewBall screw shaftOuter railInner blockCaged BallStructure of Clean-Room...

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Particle Generation TestMeasurement methodAir flow intake:Flow rate 0.3 × 10-3 [m3/min]ItemDescriptionModel no.CSKR3320B (precision grade)Stroke2000[mm/s]Acceleration/deceleration speed14.7[m/s2] (1.5[G])Vacuum rate/min])70 × 10-3[m3/min] (70[ℓOperating...

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Product SpecificationsSpecificationsModel no.CSKR20CSKR26Ball screw lead[mm]1Effective stroke Note 1)[mm]40.9 to 140.9Positioning repeatability Note 2)[mm]Motor Size50WMaximumcarryingweightNote 3)100W200W400W62CSKR336668.4 to 218.41010221055 to 60522Vertical36147–––302419126–––Horizontal––77[kg]––35Vertical5118877–VerticalVacuum...

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Load rating and radial clearanceModel no.CSKR20162CSKR336610CSKR46201020Basic dynamic load rating C [N]Note)6010130001700039500Basic static load rating C0 [N]Note)Basic dynamic load ratingCa [N]Basic static load ratingC0a [N]Axial direction8030165002040045900Normal...

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502-4ERotary Ball SplineWith Support Bearing Type Models LTR and LTR-ASealOuter ringFlange outer ringBallSealRetainerSpline nutSpacerRetainerSpline shaftFig.1 Structure of Rotary Ball Spline Model LTRPoint of SelectionPoint of DesignAAOptionsAModel No.APrecautions...

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502-4ERotary Ball SplineStructure and FeaturesNo Angular BacklashTwo rows of balls facing one another hold a crest, formed on the circumference of the spline nut, ata contact angle of 20 to provide a preload in an angular-contact structure. This eliminates...

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502-4ETypes and FeaturesTypes of Spline NutsBall Spline Model LTRSpecication TableAA compact unit type whose support bearingsare directly integrated with the outer surface ofthe spline nut.Ball Spline Model LTR-AA compact type even smaller than LTR.Types...

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502-4ERotary Ball SplineHousing Inner-diameter ToleranceFor the housing inner-diameter tolerance for model LTR, class H7 is recommended.Ball SplineA

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502-4EModel LTR-A Compact TypeLE6- φ d1(60° equidistant)HStandard type6-S ℓ(60° equidistant)L1Type K (Inverted flange)E Fφ D7 φ Dφ D1 φ D6 φ D0PCD1PCDModel LTR16A or greaterSpline nut dimensionsModel No.LTR...

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501ERotary Ball SplineWith Geared Type Models LBG and LBGTSpline shaftGearOuter ringThrust bearingsRadial bearingsFig.1 Structure of Rotary Ball Spline Model LBGPoint of SelectionAPoint of DesignAOptionsAModel No.APrecautions on UseAAccessories for LubricationAMounting...

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501ERotary Ball SplineStructure and FeaturesWith the Rotary Ball Spline, the spline shaft has three crests, and along both sides of each crest,two rows of balls (six rows in total) are arranged to hold the crest so that a reasonable preload is applied.These...

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501ETypes and FeaturesTypes of Spline NutsBall Spline with Gears Model LBGSpecication TableAThese models are unit types based on modelLBR, but have gear teeth on the ange circumference and radial and thrust bearings on thespline nut, all compactly integrated....

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501ERotary Ball SplineHousing Inner-diameter ToleranceTable1 shows housing inner-diameter tolerance for models LBG and LBGT.Table1 Housing Inner-diameter ToleranceHousing Inner-diameterToleranceGeneral conditionsH7When clearanceneeds to be smallJ6Ball...

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501EModel LBGLHEEφ D5 φ D 4φ D PCDL1L1Spline nut dimensionsModel No.Spline nut outerdiameterDLBG 2030LBG 2540LBG 3045LBG 4060LBG 5075LBG 6090LBG 85120Note)Tolerance0–0.009LengthLTolerance600–0.011700–0.0130–0.0150–0.26065Tolerance0–0.0110–0.01385112127D44710080Outer...

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501EMedium Torque Type Ball SplineModels LT and LFBallSpline nutSnap ringSealRetainerSpline shaftFig.1 Structure of Medium Torque Type Ball Spline Model LTPoint of SelectionAPoint of DesignAOptionsAModel No.APrecautions on UseAAccessories for LubricationAMounting...

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501EMedium Torque Type Ball SplineStructure and FeaturesWith the medium torque type Ball Spline, the spline shaft has two to three crests on the circumference, and along both sides of each crest, two rows of balls (four or six rows in total) are arranged...

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501ETypes and FeaturesTypes of Spline NutsCylindrical Type Ball Spline Model LTSpecication TableAThe most compact type with a straight cylindrical spline nut. When transmitting a torque, akey is driven into the body.Flanged Type Ball Spline Model LFSpecication...

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501EMedium Torque Type Ball SplineHollow Spline Shaft (Type K)A drawn, hollow spline shaft is available for requirements such as piping, wiring, air-vent andweight reduction.ThickBall SplineHollow Spline Shaft (Type N)A drawn, hollow spline shaft is available...

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501EModel LT3- φ d02- φ d0bbtM A.1tModel LT16 or greaterModel LT13 or smallerSpline nut dimensionsModel No.Outer diameterDNote) LT 410Note) LT 5LT 6LT 8LT 10LT 13LT 16LT 20LT 25LT 30LT 40LT 50LT 60LT 80121416212431354247648090120LT 100150Tolerance0–0.0090–0.0110–0.0130–0.0160–0.0190–0.0220–0.025LengthLKeyway...

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501-2EHigh Torque Type Ball SplineModels LBS, LBST, LBF, LBR and LBHSealSpline shaftSpline nutBallRetainerSnap ringFig.1 Structure of High Torque Type Ball Spline Model LBSPoint of SelectionPoint of DesignAAOptionsAModel No.APrecautions on UseAAccessories...

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501-2EHigh Torque Type Ball SplineStructure and FeaturesNo Angular BacklashWith the high torque type Ball Spline, a single spline nut provides a preload to eliminate angularbacklash and increase the rigidity.Unlike conventional ball splines with circular-arc...

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501-2EApplicationsThe high torque type Ball Spline is a reliable straight motion system used in a wide array of applications such as the columns and arms of industrial robot, automatic loader, transfer machine, automatic conveyance system, tire forming...

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501-2EHigh Torque Type Ball SplineTypes and FeaturesTypes of Spline NutsCylindrical Type Ball Spline Model LBS (Medium Load Type)Specication TableACylindrical Type Ball Spline Model LBST (Heavy Load Type)Ball SplineThe most compact type with a straight...

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501-2EFlanged Type Ball Spline Model LBRSpecication TableABased on the heavy load type model LBST, thismodel has a ange in the central area, makingitself optimal for locations under a moment loadsuch as arms of industrial robots.Rectangular Type Ball...

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501-2EKS/BSDie-setting Ball Cage Models KS and BSRetainerBallFig.1 Structure of Die-setting Ball Cage Model KSStructure and FeaturesWith models KS and BS, a large number of precision steel balls (sphericity in mutual difference:0.0005 mm) compliant with...

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501-2EKS/BSFitWhen using the Die-setting Ball Cage in theguide unit of the guide post of a precision pressdie set, normally select a negative clearance inorder to increase the accuracy and the ball cagerigidity. Table1 shows typical tting between thehole...

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501-2EModels KS / BSLmφ Daφ dS φ dtUnit: mmMain dimensionsCombinedmodel No.dtDa(inch)dSRadial clearancetoleranceLmBasic load ratingMassCC0mkNkNgKS 19551932555–710.33.8231.7BS 1955193.175 (1/8)25.3555–711.74.2233.2KS 22602232860–710.74.2237.6BS...

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501-2ESTLM Stroke Models ST, ST-B and STIBallBall cageST shaftNutSealFig.1 Structure of LM Stroke Model STStructure and FeaturesModel ST has a ball cage and balls both incorporated into a precision-ground cylindrical nut asshown in Fig.1. The balls are...

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501-2ESTMinimal Friction CoefcientThe balls and the ball raceway are in point contact, which causes the smallest rolling loss, and the ballsare individually retained in the ball cage. This allows the LM stroke to perform rolling motion at a minimalfriction...

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501-2ERated Load and Nominal LifeLoad RatingThe basic load ratings for model ST are indicated in the respective specication tables.Nominal LifeThe nominal life of model ST is obtained using the following equation.L=LCPCfHfTfCfWf H • fT • fCC•fWPC3:Nominal...

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501-2ESTCalculating the Service Life TimeWhen the nominal life (L) has been obtained, if the number of revolutions per minute and the number of reciprocations per minute are constant, the service life time is obtained using the followingequation. For...

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501-2ETolerance Value in Rotation and Reciprocating SpeedThe permissible speed limit of model ST is obtained using the following equation.DN dm • n + 10ℓs • n1For the DN value above, the following value applies as a standard value.For...

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502-4EGeneral DescriptionGeneral CatalogB Support BookPoint of Selection ............................Selection Flow Chart .........................Types and Features of LM Systems ..Load Rating .......................................• Service Life...

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502-4EPoint of SelectionGeneral DescriptionSelection Flow Chart1. Setting ConditionsDimensions of machines and systemsSpace in the guide sectionInstallation direction(horizontal, vertical, slant mount, wall mount, suspended)Magnitude and direction of...

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502-4EPoint of SelectionTypes and Features of LM SystemsTypes and Features of LM SystemsTypeLM GuideBall SplineLinear BushingGeneral DescriptionAppearanceFeaturesStrokeMajorApplicationsPageintroducingthe product• Ideal Four Raceway, Circular-Arc...

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502-4ETypeLM StrokePrecision Linear PackCross Roller GuideAppearance• Long service life, high rigid• Capable of performing ro- • Ultra-thin lightweight typetary motion, straight motion • Reduced design and asityand complex motionsembly...

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502-4EPoint of SelectionTypes and Features of LM SystemsTypeCross Roller TableLinear Ball SlideLM RollerGeneral DescriptionAppearance• Compact, large load capac• Easily installable unit type• Easily installable unit typeity type•...

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Low Price Actuator For details, visit THK at www.thk.com ^Product information is updated regularly on the THK website. THK CO., LTD. TOKYO. JAPAN CATALOG No.320-5E

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Low Price Actu aTwo types of actuator are available.Actuator Model VLA is offered in two types. You can select either type according to yourservice conditions.Slider Type: Model VLASTStructural drawing of Model VLASTStainless steel coverSliderAC servomotor*...

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a tor Model VLA O Features of Model VLA •Low Price with Simple Structure Since model VLA uses an LM Guide as the direct base of the actuator unit and has fewer components, a simple structure, Lightweight and compact design...

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O Model VLAST •Example of the actuator's model number coding VLAST45 - 06 - 0050 - 0 - ON ® (D (D ® © ©® © Type : ST © Classification in main unit size 45:45mm height 60:60mm...

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40050010001500200025003000350040004500500StrokeEffective Mechanicalstrokestroke6050110100160150210200260250310300360350410400460450510500Dimensional TableD-D sectionC100200200300300400400500500600L3Effective stroke/2141.6191.6241.6291.6341.6391.6441.6491.6541.6591.6L2151201251301351401451501551601L2-M2.6...

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LM GuideActuatorKRFor details, visit THK at www.thk.comProduct information is updated regularly on the THK website.CATALOG No.209-8E

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KRPrecautions on UseIntegrated LM Guide and Ball ScrewHigh-rigidity / High-precision ActuatorLM Guide Actuator Model KRModel No. KR15 to 65Handling(1) Do not disassemble this product unless absolutely necessary. This will cause dust to enter theproduct...

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Contents LM Guide Actuator Model KR......................3 • Structure and Features..................................3 • Types and Features......................................7 • Load Ratings in All Directions and Static...

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KRLM Guide Actuator Model KRLM Guide + Ball Screw = Integral-structure ActuatorStopperHousing BBall screwInner blockGrease nippleBearing (supported side)Outer railHousing AStopperDouble-row ball circuitBearing (fixed side)Fig.1 Structure of LM Guide Actuator...

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KR [4-way Equal Load] Each row of balls is arranged at a contact angle of 45° so that the rated load on the inner block is uniform under loads applied to the inner block in the four directions (radial, reverse radial and lateral...

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TOK Ball Spline Series_ Optimal for mechanisms that perform linear motion while transmitting a torque Capable of high-speed motion and high-speed rotation A wide array of lineups THK CO., LTD. TOKYO. JAPAN CATALOG No....

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Contents Ball Spline Series 1. Structure and Features......P. 2 2. Classification ..................P. 3 3. Conditions and Guidelines for Selecting of a Preload ......P. 5 4. Accuracy ........................P. 7 5. Dimensional...

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Ball Spline SeriesSealSnap ringSpline shaftSpline nutBallBallRetainerSpline nutSnap ringModel LBSSealSpline shaftRetainerModel LTStructure of Ball Spline Models LBS and LTStructure and FeaturesThe Ball Spline is an innovative linear motion system in which...

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^Classification of Ball Splines There are three types of the Ball Spline: medium-torque type, high-torque type and rotary type. You can choose a type according to the intended use. In addition, wide arrays of spline nut shapes are available for...

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 Structure and featuresMajor applications 0 The spline shaft has two to three crests. On both sides ofeach crest, two rows (four to six rows in total) of balls arearranged to hold the crest from both sides. This design allowsan appropriate preload...

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Cross-Roller Ring SeriesCompact, Highly Rigid Swivel BearingsAchieving a Superb Rotation AccuracyFor details, visit THK at www.thk.comProduct information is updated regularly on the THK website.CATALOG No.382-3E

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Contents ▼Cross-Roller Ring Series Structure and Features..............P.2-3 Types and Features........................P.4 Selection..........................................P.5 Rated Life........................................P.5 Static...

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Cross-Roller Ring Inner ring Spacer retainer Structure of the Cross-Roller Ring Model RB With the Cross-Roller Ring, cylindrical rollers are arranged crosswise, with each roller perpendicular to the adjacent roller, in a 90° V groove,...

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• Significantly Increased Rigidity (Three to Four times Greater) Unlike the thin angular ball bearings installed in double rows, the cross array of rollers allows a single Cross-Roller Ring unit to receive loads in all directions, increasing...

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Cross-Roller Ring Outline Cross-Roller Ring Product Overview Model RU (Integrated Inner/Outer Ring Type) Since the mounting holes are provided, this model does not require a presser flange or housing. In addition, because it has an integrated...

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NewCaged Ball Cross LM GuideBall Cage EffectCross-structured in a single piece with high rigiditySCRCATALOG No.319E

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Ball Cage Effect The early forms of ball bearings were full-ball types without ball cages. Friction between balls caused loud noise, made high-speed rotation impossible and shortened the service life. Twenty years later, a Caged Ball design...

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Compact, Highly Rigid Caged Ball Cross LM Guide LM rail End seal Endplate Grease nipple LM block Ball Ball cage Side seal LM rail Structure of Model SCR Balls roll in four rows of raceways precision-ground on an LM...

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SCR Outline Model SCR - Product Overview Since its LM blocks are integrated crosswise on the XY axes, this model ensures a compact XY structure. It also allows a structure without a saddle, enabling the reduction of the weight and size of...

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SCR OUTLINEModel SCR - Product OverviewDrawing of Use with an Inner SaddleWhen four LM blocks of model SCR are joined withan inner saddle, assembly and adjustment of thesystem can easily be performed, and a highly rigidX-Y guide and high moment rigidity...

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Compliant with New Accuracy Standards LM Guide R Guide / Straight-Curved Guide Achieving a Simplified Mechanism HCR/HMG THK CO., LTD. TOKYO. JAPAN CATALOG No.306-5E

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Contents ▼ R Guide Model HCR Product Overview ......P. 3 to 8 Dimensional Table......P. 9 to 10 Options P. 11 to 13 Straight-Curved Guide Model HMG Product Overview ......P. 16 to 20 Dimensional Table......P. 21 to 22 ...

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Structure of R Guide Model HCR Balls roll in four rows of raceways precision-ground on an LM rail and an LM block, and endplates incorporated in the LM block allow the balls to circulate. With a structure that is basically the same as four-way...

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HCR Outline Model HCR - Product Overview A circular motion guide of 4-way equal-load type, this model ensures backlash-free, highly accurate circular motion. Since it allows efficient design where LM blocks are arranged at the load points,...

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HCR OUTLINE Model HCR - Product Overview Rated Loads in All Directions Model HCR is capable of receiving loads in all four directions: radial, reverse-radial and lateral directions. The basic load ratings are uniform in the four directions...

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"ÏÏÏrilK High-temperature LM Guide Series Maximum permissible temperature: 150°C T H K CO., LTD. TOKYO. JAPAN CATALOG N0.246E

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THK High-temperature LM Guide■ THK has developed its new line of High-temperature LM Guides for high-temperature applications.LM block(THK-EX50)End plateLM rail304 (SUS304)(THK-EX50)End seal°45(Rubber for hightemperature applications)BallSide...

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Dimensional Stability Data A special treatment to maintain dimensional stability minimizes dimensional variations due to heating and cooling. LM rail overall leng High-temperature Standard Stainless steel product product product LM...

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•- Precautions on the Use of the THK High-temperature LM Guide [Operating Temperature of High-temperature LM Guide] Permissible up to 150°C. [Choosing the Right Type of High-temperature LM Guide] To choose the right type of guide...

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[Grease Used in High-temperature LM Guide] Unless otherwise specified, fluorine-based grease is sealed into the High-temperature LM Guide as the standard lubricant. The physical properties of the High-temperature LM Guide grease are as shown below. (Mixing...

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"ÏÏÏrilK High Corrosion Resistance LM Guide Employing High Corrosion Resistance Stainless Steel for a Considerable Improvement in Corrosion Resistance HSR-M2 High Corrosion Resistance LM Guide Standard Stainless Steel...

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High Corrosion Resistance LM Guide HSR-M2 Retainer plate Fig. 1 Structural Drawing of High Corrosion Resistance LM Guide Model HSR-M2A Structure and Features ■High Corrosion Resistance The LM rail, LM block and balls are made of...

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Radial clearance / Accuracy grade Standard and maximum lengths of LM rails The radial clearances of the high corrosion resistance LM Guide Model HSR-M2 are shown in Table 1. In addition, precision symbols are shown in Table 2. Table...

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"Finirà High Corrosion Resistance LM Guide HSR-M2 A\ Precautions During Use "Handling * Please handle this product with care. Dropping of this product or subjecting to strong impacts can result in damage. * Careless disassembly...

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LM Guide T H K CO., LTD. TOKYO. JAPAN CATALOG NO.240E

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Separate Type LM Guide LM rail End seal Cross section Structure of Model HR Balls roll in two rows of raceways precision-ground on an LM rail and an LM block, and endplates incorporated in the LM block allow the balls to circulate....

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HR Outline Model HR - Product Overview With a thin, highly rigid and space saving structure, model HR is interchangeable with the Cross Roller Guide. A stainless steel type is also available as standard. I Major applications IXYZ axes of...

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*1 : Dimensional table for model HR Model HR -► pages 11-12 Q Rated Loads in All Directions When installed, one set of model HR is capable of receiving loads in all four directions: radial, reverse-radial and lateral directions. The...

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HR OUTLINE Model HR - Product Overview QService life The service life of an LM Guide is subject to variations even under the same operational conditions. Therefore, it is necessary to use the rated life defined below as a reference...

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LM Guide T H K CO., LTD. TOKYO. JAPAN CATALOG NO.Ì37-5E

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Structural Member Rail, Four-way Equal Load Type LM Guide LM block Endplate Upper plate End seal Grease nipple Structure of Model JR Cross section Balls roll in four rows of raceways precision-ground on an LM rail and an LM...

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JR Outline Model JR - Product Overview Since the central part of the LM rail is thinly structured, the LM Guide is capable of absorbing an error and achieving smooth motion even if the parallelism between the 2 rails is insufficient. Since...

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*1: Dimensional table for model JR Model JR -► pages 9-10 (3 Rated Loads in All Directions Model JR is capable of receiving loads in all four directions: radial, reverse- radial and lateral directions. The basic load ratings...

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JR OUTLINE Model JR - Product Overview QService life The service life of an LM Guide is subject to variations even under the same operational conditions. Therefore, it is necessary to use the rated life defined below as a reference...

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LM Actuator Optimal for high speed and long stroke Long term maintenance-free operation is actualized Lightweight, compact structure TY For details, visit THK at www.thk.com ^Product information is updated regularly on the THK website. THK...

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I Structure of Model TY This belt drive actuator has a caged ball LM Guide combined with a lightweight and compact aluminum base. Options such as a stainless steel cover, a motor bracket or a sensor make it useful for a variety of applications. Structure...

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2. Long service life and long term maintenance-free operationBuilt-in Caged Ball LM Guide model SHS.Long service life and long term maintenance-free operation are possible because there is no mutual friction betweenthe balls and grease retention is improved...

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I Specifications Model no.TY20Drive methodTiming belt drivePitch circle diameter of the pulley [mm]65.25Positioning repeatability No,e1) [mm]±0.1Mechanical Stroke No,e2) [mm]549 to 4749 (specifications without a stainless steel cover)Model no....

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I Model Number Chart TY20 - 084 - B1 - C B ® ® CD Model no. © Base length CD Motor bracket © Cover © Sensor TY20 e.g.: if it is 840 mm: 084 if it is 1020 mm: 102 N: No motor bracket For...

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HUM Guide Ball Bushing Contributes to compact the system Achieves load rating more than twice the Linear Bushing with the same dimensions (model LG-S) Various combinations of nut and shaft are available (any combination is allowed) A...

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Structure of Model LG QStructure and Features Since model LG has 4 rows of circular arc grooves (raceways), it does not need a mechanism to prevent the outer tube from rotating. In addition, its load rating is much larger than Linear Bushing...

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M Od 61 LG~3 'n tn's tvPe' tne diameter and the length of the LG nut are the same as that of Linear Bushing model LM. This type is dimensionally interchangeable with model LM. M Od61 LG~L Model LG-L is a long type in which the overall...

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O Mounting Method To mount model LG, use a pin hole machined on the LG nut. As with the conventional Linear Bushing, model LG can be mounted using snap rings and/ or stopper plates. •Mounting model LG using a pin •Mounting model...

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Examples of Changing the Linear Bushing to the Guide Ball Bushing Advantage of using the Guide Ball Bushing 1 : Longer service life Since model LG has a rated load more than 2.4 times the Linear Bushing with the same dimensions, replacing the...

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Oil-Free LM Guide for Special Environments Optimum for use under a vacuum environment (up to 106 Pa) where oil cannot be used Newly developed: Dry Lubrication S-Compound Film Low particle generation, low outgassing THK CO., LTD. TOKYO....

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Oil-Free LM Guide for Special Environments LM rail: THK-EX50 (martensitic stainless steel) Structure of the Oil-Free LM Guide for Special Environments # Structural characteristics 1. Uses stainless steel All components are made of...

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# Low Friction The Oil-Free LM Guide for special environments exerts superbly low frlctional properties In atmospheric to vacuum environments. 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 -Dry Lubrication S-Compound...

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Accuracy Standard Accuracy of the Oil-Free LM Guide for special environments is classified into Precision (P), Super Precision (SP) and Ultra Precision (UP). Unit: mm Model numberAccuracy standardPrecision gradeSuper Precision gradeUltra Precision...

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Shoulder height of the mounting surface and the corner radius Normally, the mounting surface for the LM block and the LM rail has a datum plane on the side face in order to allow easy installation and highly accurate positioning. The corner...

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Miniature LM Guide Actuators Featuring Caged Ball Technology Caged Ball Technology Offers Long life and long-term, maintenance-free operation 8 w^Jmm Ê^jG^ Excellent high speed performance % Pimi ■ ^ m\Jm m Excellent...

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Type SKR 20/26 Miniature LMi Inner block QZ Lubricator Ball screw shaft Outer rail Caged ball Fig. 1 Construction of SKR-type LM Guide Actuator with Caged Ball Technology O Construction and Features The SKR-type LM guide actuator...

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3. High Precision The linear motion guide raceway has four rows of circular arc grooves that provide smooth motion under pre-load, delivering clearance-free guida- nce with high rigidity against moment and tor- sion. In addition, changes...

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O Specifications Rated Loads LM Guide---__ModelBasic dynamic load rating C [N]SKR 206010SKR 2613000Basic static load rating Co [N]803016500Radial clearance[mm]Normal grade/High-accuracy grade-0.004 to 0-0.006 to 0Precision grade-0.006 to -0.004-0.007...

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• Permissible Static Moment / Equivalent Moment Factor  Permissible Static MomentEquivalent Moment FactorDirectionModelMA[kN-m]MB[kN-m]Mc[kN-m]KA, KBKcSKR20A0.0380.0380.0982.34X1018.07X102SKR20B0.2070.2070.1974.38X1028.07X102SKR26A0.1170.1170.2651.59X1016.17X102SKR26B0.5890.5890.533.18X1026.17X102 Note:...

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Large lead series i : i 4ÏJ [ High-Speed Ball Screw with Caged Ball DN value: 210,000 (Achieves high-speed feed at 200 m/min) High-Speed feed by a large lead Low noise, long-term maintenance-free operation THK CO., LTD. TOKYO....

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High-Speed Ball Screw with Caged ball technology Fig.1 Structure of large lead SBK type Circulate toward the Circulate toward the tangential direction lead-angle direction Fig.2 Ball circulation structu Structure High-Speed Ball...

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Features●Superbly High SpeedUse of a circulation structure in which balls are picked up in the tangential directionand the lead-angle direction by end caps (Fig. 3) enables the Ball Screw to beused in high speed operation at a DN value of 210,000,...

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■ High Speed & Load Durability A large lead SBK type uses a new re-circulation tube and caged ball technology to achieve smooth circulation which maintains high speed and improved load durability. High speed durability test (In the...

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■ Low Noise A large lead SBK type maintains quiet operation under high-speed rotation by adopting caged ball technology that eliminates collisions of adjacent metal balls. ItemDescriptionLubricatorAFJ greaseMeasure distance1m FFT Noise...

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Finite Stroke LM Guide Advantages of using the ball cage Smooth motion with little rolling fluctuation Compact body with a 4-groove structure EPF T H K CO., LTD. TOKYO. JAPAN CATALOG No.329-1 E

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Ball Cage Effect The early forms of ball bearings were full-ball types without ball cages. Friction between balls caused loud noise, made high-speed rotation impossible, and shortened the service life. Twenty years later, a Caged Ball design...

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Finite Stroke LM Guide EPF Stopper Cross section (DB structure) Internal structure of model EPF The spherically shaped cage holds the balls which rotate between the raceways of a precision ground LM rail and the 4 rows of circular arc...

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# Utilization of the Ball Cage Technology -1 Since the cage is resin-molded, metal to metal contact between balls is eliminated, and acceptable running noise, low particle generation and long service life are achieved. # Utilization of...

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EPF OUTLINE Model EPF - Product Overview Rated Loads in All Directions Model EPF is capable of receiving loads in all four directions: radial, reverse-radial and lateral directions. The basic load ratings are equal in the four directions...

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LM Actuator Equipped with Caged Ball LM Guides and QZ Lubricator for Ball Screw GL-N t For details, visit THKatwww.thk.com , *Product information is updated regularly on the THK website. THK CO., LTD. TOKYO. JAPAN CATALOG No....

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Structures of LM Actuator GL-N ModelBall ScrewCoverNut bracketSupport unitTableSupport unitAluminum baseCaged Ball LM GuideBall ScrewEnd plateFigure 1 Ball Screw Type StructureTiming BeltCoverTiming beltTableBelt mounting plateEnd plateTiming pulley &...

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I Features of LM Actuator GL-N Model Lightweight, high rigidity aluminum base with Caged Ball LM Guides has been utilized for the guide portion. A screw or belt options are available for the drive system. In addition, Caged Ball LM Guides and...

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GL-N Model also available with optional QZ LubricatorA Caged Ball LM Guide and QZ Lubricator for the Ball Screw have been utilized to ensure a long-term maintenancefree actuator.Ensuring Adaptability with Most Advanced MotorsA wide variety of end plates...

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I Types and Features I Types of Drive Systems [Ball Screw Drive] IJIAMII,UI,IJ s Motor Requires Servo Coupling to connect the ball screw shaft with input motor shaft. Lateral wrap-around Option R2: Left side motor wrap Motor Motor R1...

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Precautions on Use Environment Safety Precautions• Do not drop or knock this product. Doing so may cause injury or damage the unit.• Unnecessarily disassembling this product may allow foreign objects to enter and reduce functionality. Also,...

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LinearMotorActTHK Linear Motor ActuatorsuatorsLinear Motor Actuator Model GLM– Challenging the Boundaries ofEnd plateHigher Agility and Accuracy –SliderStopperMagnetic plateAluminum baseEncoder headLinear encoderLM GuideModel GLM20AC linear...

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LinearMotorActTHK Linear Motor ActuatorsuatorsLinear Motor Actuator Model GLM– Challenging the Boundaries ofEnd plateHigher Agility and Accuracy –SliderStopperMagnetic plateAluminum baseEncoder headLinear encoderLM GuideModel GLM20AC linear...

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LinearMotorActuatorsLinear Motor Actuator Model GLMLinear Motor Actuator Model GLMFeaturesSize Comparison10GLMGLLinear motor actuator exerts high speed characteristic even with long stroke as itcan directly convert electromagnetic force into the linear...

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TD Driver: Designed Especially forDriving Linear MotorsLinear Motor Actuator Model GLMPerformance ComparisonModel no.AppearanceFeatures / application example©GLM10[Application example]• Equipment for manufacturing hard discdrive components•...

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Linear Motor Actuator THK CO., LTD. TOKYO. JAPAN CATALOG No.363-IE

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Linear Motor Actuator GLM20AP Connector Box iSlider Linear encoder scale Encoder head LM Guide (SSR20XW) Conforms to international standards Using a newly designed moving coil, GLM20AP generates lower temperature increases,...

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400 350 300 250 200 150 100 50 0 Ltype 19.1% UP I Recommended sizing thrust GLM20 GLM20AP GLM20 GLM20AP GLM20 GLM20AP S type M type L type Sizing thrust increased up to 19% The existing...

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I Model Number Chart Model no. GLM20AP © GLM20AP S : S type M : M type L : L type 2S : S type (2pcs.) (multi-sliders) 2M : M type (2pcs.) (multi-sliders) 2L : L type (2pcs.) (multi-sliders) (?) Combined no. of...

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Cable carrier Standard H © Proximity sensor [N.O. contact] (3pcs.) J : Proximity sensor [N.O. contact] (1pc.) [N.C. contact] (2pcs.) 2 : Photo sensor (3pcs.) [Interchangeable for both N.O. and N.C. contact] N :...

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ROD ACTUATOR IP55 standard Compilant with the RoHS Directives THK CATALOG No.C-01-1E TOKYO. JAPAN

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ROD CTUATOR CRES All actuator components are concealed Splash-Proof construction, complies with IP55 standard 1

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CRES Lineup High-Speed Type: CRES 200 High-Power Type: CRES 500 Rated thrust: 196 N;rated speed: 55 mm/s Rated thrust: 490;rated speed: 15 mm/s 2

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ROD CTUATOR CRES Rod Actuator CRES is used in many applications including equipment familiar to everyday use. It is optimal for situations where simple operations with simple control are required. 0 3

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Slide Pack Stainless Steel Sries FBW2560XR/ 3590XR/ 50110XR THK CO., LTD TOKYO. JAPAN CATALOG No.338-1E

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Slide Pack Stainless Steel Sries BW Mounting plate(SUS304) Slider Stopper(SUS304+NBR) Slide Rail(SUS304) Note: The material of the stopper of FBW2560XR is SUS430+NBR. Structure of FBW  High Corrosion Resistance Parts such as the rail, mounting plate...

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O Clearance Model FBW-XR is manufactured to the following accuracies. Vertical direction: 0.03 mm or less Lateral direction: 0.1 mm or less These specification values apply when the slide rail is attached to a rigid base. c 0 '■m 1 .a '■m...

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FBW2560XR TYPE (3) Stroke length Section A (3) 24.8 2.3 42 Magnified view of section A mx 80 80 t4.6 - 5.3 G 12 _ Le FBW3590XR 100 Stroke length 15 70 4-M5 Section A 5 Magnified view of section A Note 1 37.4 60 50 3.0 100 5.3 16.2 (2.°) G nix100...

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:BW50110XR TYPE -26 Stroke length 23 80 4-M5 Section B 7.5 Magnified view of section B Note- 50.4 85 70 $- 6 3.0 -00 7 -7 G mx 100 G L0 [FBW50110XR] Unit: mm ^Static Permissible Load ^ Slide rail length Lo Main dimensions Stroke length Note2 Slide...

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■■■■■■■■■ ■■■■■■■■< Product Ordering Guide Type Load Capacity Diagram Features Major Application Radial model SSR Page 1 SR Page 5  Low...

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Full Assembly Part #: Block Only Part #: Rail Only Part SSR15 XV 1 QZ SS HH C1 M F E J (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) SSR15 XV 1 SS C1 E J (GK) BLOCK (1) (2) (3) (5) (7) (10) (11) (21) SR15 - 5240L F S J T (GK) RAIL (1) (12) (15) (17) (18)...

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Full Assembly Part #: Block Only Part #: Rail Only Part #: SHS25 C 1 QZ SS HH C1 M F J (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) SHS25 C 1 SS C1 J E (GK) BLOCK (1) (2) (3) (5) (7) (10) (11) (21) SHS25 - 5240L F S J T (GK) RAIL (1) (12) (15) (16) (17) (18)...

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Full Assembly Part #: SHW17 Block Only Part #: Rail Only Part #: SHW17 CAN 1 QZ SS HH C1 F M (1) (2) (3) (4) (5) (6) (7) (8) (9) SHW21 CAN 1 SS C1 J E (GK) BLOCK (1) (2) (3) (5) (7) (10) (11) (20) SHW21 - 5240L F S J T (GK) RAIL (1) (12) (14) (16) (17)...

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Full Assembly Part #* : 2 (1) SRS20 (2) M (3) QZ (4) SS (5) HH (6) C1 (7) F (8) E (9) + 5240L (10) (11) F (12) M (13) S (14) (15) -il (16) *Note: Sequence of letters in P/N may vary. Please refer to an official THK quotation for final part number. (2)...

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NEW LM Guide Actuators FeaturingCaged Ball Technology Caged Ball Technology Offers Long life and long-term, maintenance-free operationExcellent high speed performanceReduced variations in rolling resistance and low noise SKR >Catalog No. 309-3E si...

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Type SKR LM Guide Actuator with Caged Ball Technology T ype SKR LM Guide Actuator with Caged Ball T echnology Nut blockBall screw shaftBall retainersBallsLM rail Figure 1 Construction of SKR-type LM Guide Actuator with Caged Ball Technology Construction...

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Rolling center of a ball 3. High Precision The linear motion guide raceway has four rows of circular arc grooves that provide smooth motion by mere pre-load; clearance-free, highly rigid guidance is obtained. In addition, changes in frictional...

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/-N 6. High Speed Through the use of Caged Ball Technology, the SKR-type is compatible with the latest high-speed rotational AC servo-motors (6000 min-1), achieving higher speeds than the conventional KR-type. The ball screw lead settings of the conventional...

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7. Excellent Sliding Capability Caged Ball Technology also helps the SKR-type eliminate ball-to-ball friction, significantly improving the torque characteristics. It minimizes torque variations, allowing excellent sliding capability. Item ...

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LM Guide Actuator Integrated LM Guide and Ball ScrewHigh-rigidity/High-precision Actuator KR CATALOG No. 209-6E >

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Contents Contents Construction and Features (see p.2) Maximum Travel Speed and Maximum >Four-way Equal Load RatingHigh PrecisionHigh RigiditySpace Saving Length (see p.15) Accuracy Standards (see p.16) >Repeat Positioning AccuracyBacklashPositioning...

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LM Guide Actuator KR L LM Guide Actuator KR LM guide + ball screw = integrated structure actuator Housing BGrease nippleHousing ALM rail Ball screw Nut blockDouble-row ball circuit (Figure 1) Construction of LM Guide Actuator Model KR Construction...

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High Rigidity The LM guide differs from conventional LM guides by incorporating an outer rail structure, which improvesrigidity against excessive overhung loads even more.The LM rail cross-section has been made lighter in a wide U-shape structure to...

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• Space Saving The integration of the LM guide section at both side faces of the nut block, and the integration of the ball screw section at the center of the nut block, allow the KR to achieve actuator functionality of high rigidity and high...