AUTOFLEX - Autogard Kupplungen Gmbh

18
AUTOFLEX SERIES HVII
TYPE EB COUPLINGS (SINGLE FLEX)
The Autoflex EB coupling has been designed for medium and high duty
applications. The coupling has been specifically designed for three bearing
systems, which only require angular and axial misalignment capacity.
The coupling is offered with four, six and eight link membranes. The four
and six link couplings have been optimised for medium duty application.
The eight-link design offers higher torque capacities within a given diameter.
Max Bore
Ø D
Ø B
Technical Details
Coupling Rating Torque Rating Maximum Speed Max. Axial
Size - Links kW/1000 rpm Cont. Peak Unbal. Bal. Weight Inertia Misalignment
(Nm) (Nm) (rpm) (rpm) (kg) (kgm2 2
1 1
) (mm)
11 - 4 12 110 220 11,700 21,000 1.07 0.000809 0.75
19 - 4 20 190 380 10,400 19,000 1.83 0.00196 0.95
15 - 6 16 150 270 11,600 12,800 1.12 0.00111 0.38
35 - 6 37 350 620 9,600 11,300 2.57 0.00383 0.49
70 - 6 73 700 1,240 8,500 10,000 4.27 0.00936 0.56
130 - 6 136 1,300 2,600 7,900 9,000 6.00 0.0165 0.67
150 - 6 157 1,500 2,680 6,800 8,200 11.2 0.0367 0.74
220 - 6 230 2,200 4,400 7,000 7,500 9.79 0.0378 0.79
330 - 6 346 3,300 6,600 6,400 7,200 15.0 0.0758 0.90
480 - 6 502 4,800 9,600 5,900 6,400 20.6 0.132 1.0
700 - 6 733 7,000 14,000 5,500 6,000 29.3 0.230 1.1
880 - 6 921 8,800 17,600 5,100 5,600 39.0 0.376 1.2
1300 - 6 1,360 13,000 26,000 4,700 4,700 55.7 0.718 1.4
1) Weights and Inertias are calcualted using maximum bored standard hubs and minimum DBSE.
2) Maximum Unbalanced Speeds are based on AGMA 9000-C90 Class 9 with min DBSE and max interference bored coupling hubs.
Dimensional Details
C
Coupling Maximum 3
A B C D
Size - Links Bore DBSE
(mm) (mm) (mm) (mm) (mm)
A
11 - 4 40 6.4 89 33.3 56.6
19 - 4 48 8.1 103 39.6 67
15 - 6 40 7.3 89 36.5 53
35 - 6 50 9.4 110 46.0 70.6
70 - 6 66 9.4 133 57.5 91
130 - 6 70 9.3 152 65.0 96
150 - 6 90 8.8 170 74.6 123
220 - 6 83 9.7 180 75.0 114
330 - 6 98 11.2 205 90.0 134
480 - 6 110 15.0 230 95.0 150
700 - 6 123 15.7 257 110 169
880 - 6 137 16.5 282 120 188
1300 - 6 160 19.2 325 130 218
3) Maximum Bore assumes an interference fit with a rectangular key.
NOTE: The EB Coupling is used on 3 bearing systems, and only accepts angular and axial misalignment.
Do not use where offset misalignment occurs.
The coupling consists of three parts, two hubs and a membrane pack.
The EB couplings use waisted link membranes which provide higher
flexibility and ensure lower reaction forces on the driving and driven
equipment.
The six and eight-link coupling also utilise overload collars to protect the
coupling from high transient torques.
Ø D
Ø B
EB - 4 Link Coupling EB - 6 Link Coupling
C
A