Page 36 Design of bearing arrangements 36 Sealing of the bearing position 36 Fixing screws 37 Location by cylindrical pot 37 Dimensioning of the flange thickness 38 Permissible flatness and perpendicularity deviation of the adjacent construction 39 Fitting 40 Delivered condition of slewing <strong>rings</strong> 41 Hardness gap on slewing <strong>rings</strong> 42 Provision of fasteners 42 Securing of screws 42 General safety and operating guidelines 43 Fitting of slewing <strong>rings</strong> 43 Location of slewing <strong>rings</strong> 44 Checking and adjustment of tooth flank backlash 44 Measuring the tilting clearance 45 Checking the function 46 Tightening torques and fitting preload forces for fixing screws Product range 48 Four point contact bea<strong>rings</strong> 48 Features 50 Accuracy 52 Dimension tables 78 Crossed roller bea<strong>rings</strong> 78 Features 80 Accuracy 82 Dimension tables Appendix 94 Application examples Other products 98 Crossed roller bea<strong>rings</strong> for high precision applications 5 INDUSTRIAL TECHNOLOGIES +38 044 4982194 www.ind-techno.com.ua
Product index sorted alphanumerically Features Page Tables from page Type Description – 70 VA Four point contact bearing, external teeth, sealed, selectable internal clearance, lubrication nipple on circumference of untoothed ring – 72 VI Four point contact bearing, internal teeth, sealed, selectable internal clearance, lubrication nipple on circumference of untoothed ring – 74 VU Four point contact bearing, without teeth, sealed, selectable internal clearance, lubrication nipple on outer ring circumference 48 52 VLA 20 Four point contact bearing, light series 20, external gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of ring without teeth 49 54 VLI 20 Four point contact bearing, light series 20, internal gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of ring without teeth 49 56 VLU 20 Four point contact bearing, light series 20, without gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of outer ring 48 58 VSA 20 Four point contact bearing, standard series 20, external gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of ring without teeth 49 60 VSI 20 Four point contact bearing, standard series 20, internal gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of ring without teeth 49 62 VSU 20 Four point contact bearing, standard series 20, without gear teeth, selectable internal clearance, sealed, lubrication nipple on circumference of outer ring 48 64 VSA 25 As VSA 20 but with rolling element diameter 25 mm, internal clearance matched to series 49 66 VSI 25 As VSI 20 but with rolling element diameter 25 mm, internal clearance matched to series 49 68 VSU 25 As VSU 20 but with rolling element diameter 25 mm, internal clearance matched to series 78 88 XA Crossed roller bearing, external gear teeth, preloaded, sealed, lubrication nipple on circumference of ring without teeth 79 88 XI Crossed roller bearing, internal gear teeth, preloaded, sealed, lubrication nipple on circumference of ring without teeth 79 90 XU Crossed roller bearing, without gear teeth, preloaded, sealed, lubrication nipple on circumference of ring without teeth 78 82 XSA 14 Crossed roller bearing, standard series 14, external teeth, sealed, preloaded, lubrication nipple on circumference of untoothed ring 79 84 XSI 14 Crossed roller bearing, standard series 14, internal teeth, sealed, preloaded, lubrication nipple on circumference of untoothed ring 79 86 XSU 14 Crossed roller bearing, standard series 14, without teeth, sealed, preloaded, lubrication nipple on circumference of outer ring 6 INDUSTRIAL TECHNOLOGIES +38 044 4982194 www.ind-techno.com.ua