锥形键扭矩传递;弯头鞍形键、尺寸和应用

尺寸图和技术图

1635_3400.jpg

关键尺寸和技术参数

Dimensions in mm - source DIN 6889

Publication date: 02/1956
key width b h9 8 10 12 14 16 18 20 22 25 28 32 36
key heigth h nom 3.5 4 4 4.5 5 5 6 7 7 7.5 8.5 9
for shaft diameters d (over÷to) 22÷30 30÷38 38÷44 44÷50 50÷58 58÷65 65÷75 75÷85 85÷95 95÷110 110÷130 130÷150
groove width b D 10 8 10 12 14 16 18 20 22 25 28 32 36
radius r1 15 19 22 25 29 33 38 43 48 55 65 75
groove depth t2 3.2 3.7 3.7 4 4.5 4.5 5.5 6.5 6.4 6.9 7.9 8.4

DIN 6889 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items

key width b h9 8 10 12 14 16 18 20 22 25 28 32 36
key heigth h nom 3.5 4 4 4.5 5 5 6 7 7 7.5 8.5 9
nominal length l
20 8.56
22 9.03
25 9.73 14.9
28 10.4 15.9
32 11.4 17.2 22.5
36 12.3 18.5 24.1
40 13.3 19.8 25.6 36
45 14.4 21.5 27.6 38.6 53.1
50 15.5 23.1 29.5 41.2 56.4 67.7
56 16.8 25 31.8 44.3 60.3 72.2 102
63 18.3 27.1 34.6 47.8 64.8 77.3 109 139
70 19.8 29.3 37.2 51.3 69.2 82.4 115 148 192
80 21.8 32.2 40.8 56.2 75.6 89.7 125 161 206 264
90 23.7 35.1 44.3 61.1 81.8 96.9 135 173 220 281 383
100 38 47.7 65.6 87.8 104 144 185 234 298 405 526
110 40.8 51.2 70.2 93.7 111 152 197 247 315 427 554
125 56.1 76.9 102 121 166 215 267 339 459 593
140 60.4 83.3 110 130 179 232 287 363 491 632
160 91.1 121 142 196 254 313 395 532 683
180 131 154 213 275 338 426 573 733
200 165 228 296 362 456 613 782
220 243 316 386 485 653 829
250 346 419 525 707 897
280 451 564 761 964
315 608 821 1040
355 886 1120
400 1205