Z9 Keyless locking device

Z9 Keyless locking device (JB/T7934-1999) ¡öStructure feature£º ¡ñZ9 bulging sleeve applies to the connection of shaft and its parts£¬usually used as the connection of driving drum shaft and shell of belt conveyor. ¡öMarked example£º ¡ñinner diameter d=100mm£¬Outer diameter D=145mm Z9 bulging joining sleeve:         Bulging sleeve Z9-100¡Á145 JB/T7934-1999   dimensions Screw of inner hexagonal Rated load Pressure of the joint face of bulging sleeve and shaft PfN/m©O Tightening torque of screw MA N¡¤m weight kg d D L L1 e B d1 n Axial power Ff kN Torque Mf kN¡¤m mm   100 145 54 75 5 65 M12¡Á60 8 192 9.60 102 145 4.7 110 155 191 10.50 93 5.1 120 165 9 216 13.00 96 5.5 130 180 63 84 6 72 M12¡Á70 12 287 17.80 100 7.5 140 190 20.20 94 7.9 150 200 12 21.60 88 8.4 160 210 15 360 28.80 101 8.9 170 225 16 383 32.60 101 10.5 180 235 18 431 38.80 108 11.0 190 250 69 94 81 M14¡Á75 15 493 46.80 106 230 14.3 200 260 16 526 52.8 100 15.0 220 285 M16¡Á75 14 640 70 119 355 17.8 240 305 86 112 7 98 M16¡Á90 16 731 88 96 23.2 260 325 18 822 107 103 24.8 280 355 94 120 8 106 M16¡Á100 20 910 128 96 33 300 375 22 1000 151 99 36 320 405 109 142 125 M20¡Á120 18 1280 206 101 690 52 340 425 20 1420 242 106 54 360 455 120 159 140 M22¡Á130 1770 319 113 930 72 380 475 337 109 75 400 495 355 101 78 420 515 22 1980 410 107 82 Note:Z9 series bulging sleeve, the mechanical feature grade of screw is 12.9.