LM Guide THK - Industrial Technologies

Индастриал Технолоджис www.industrial‐technologies.com.ua +38 044 498 21 94Features of Each ModelMiniature Type (Low Cost Type) Model RSR-ZRated Loads in All DirectionsModel RSR-Z is capable of receiving loads infour directions: radial, reverse radial and lateraldirections.The basic load ratings of models RSR7Z/WZand 9Z/WZ are uniform in the four directions(radial, reverse radial and lateral directions),and their actual values are provided in the specificationtable for RSR-Z.The basic load ratings of models RSR12Z/WZand 15Z/WZ indicate the values in the radialdirection in Fig.2, and their actual values areprovided in the specification table for RSR-Z.The values in the reverse radial and lateraldirections are obtained from Table1.Equivalent LoadWhen the LM block of models RSR7Z/WZ and 9Z/WZ receives loads in all four directions simultaneously,the equivalent load is obtained from the equation below.PEPE : Equivalent load (N): Radial direction: Reverse radial direction: Lateral directionPR : Radial load (N)PL : Reverse radial load (N)PT : Lateral load (N)When the LM block of model RSR12Z/WZ and 15Z/WZ receives loads in the radial and lateral directions,or the reverse radial and lateral directions, simultaneously, the equivalent load is obtained fromthe equation below.PEPRX•PRPLPLPTY•PTPE : Equivalent load (N): Radial direction: Reverse radial direction: Lateral directionPR : Radial load (N)PL : Reverse radial load (N)PT : Lateral load (N)X, Y : Equivalent factor(see Table2 and Table3)CTC0TPTPLCLC0LFig.2CC0Table1 Basic Load Ratings of Models RSR12Z/WZand 15Z/WZ in All DirectionsDirectionBasic dynamicload ratingBasic static loadratingRadialdirection C C0Reverse radialdirectionCL=0.78C C0L=0.70C0Lateraldirections CT=0.78C C0T=0.71C0Table2 Equivalent Factor of Models RSR12Z/WZ and 15Z/WZ(when radial and lateral loads are applied)PE X YEquivalent load in theradial direction1 0.83Equivalent load in lateraldirection1.2 1Table3 Equivalent Factor of Models RSR12Z/WZ and 15Z/WZ(when reverse radial and lateral loads are applied)PE X YEquivalent load in reverseradial direction1 0.99Equivalent load in lateraldirection1.01 1PRCTC0TPTLM GuideIndustrial TechnologiesA1-193