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Rothe Erde
®
Slewing Bearings.
Rothe Erde
A ThyssenKrupp
Technologies
company
2
®
Index.
Rothe Erde
Slewing Bearings
Bearing design types
Basic information
Pages
6 – 41
Standard series KD 210
Single-row ball bearing slewing rings
Profile bearings
Pages
43 – 55
Standard series KD 320
Double-row ball bearing slewing rings
Double axial ball bearings
Pages
57 – 83
Standard series KD 600
Single-row ball bearing slewing rings
Four-point contact bearings
Pages
85 – 121
Standard series RD 700
Double-row slewing rings
Roller/ball combination bearings
Pages
123 – 133
Standard series RD 800
Single-row roller bearing slewing rings
Cross-roller bearings
Pages
135 – 153
Standard series RD 900
Three-row roller bearing slewing rings
Axial-roller bearings
Pages
155 – 167
3
®
Rothe Erde
Slewing Bearings
Rothe Erde GmbH
D-44137 Dortmund
© 2007
All rights reserved.
4
®
Rothe Erde
Slewing Bearings
Bearing design types
Basic information
Pages 4 – 41
Bearing design types
6 – 7
Load transmission
8
Bearing selection
9 –10
Load factors for bearing selection
11
Example of a bearing selection
12 – 14
Service life
15
Example of a service life
calculation
16 – 17
Fastening bolts
18 – 23
Loctite-586
Improvement in the frictional bond
24
Gearing
25
Pinion tip radius and tip relief
26
Turning torque calculation
27
Raceway hardening
28
Quality assurance
29
Finite Elemente calculations
30-31
Companion structures
32
Measurement and machining
of contact areas,
admissible flatness deviations including
slope of the companion structure
33 – 34
Operating conditions
and special requirements
35
Wear measurement
36 – 37
Installation, Lubrification, Maintenance
38 – 40
Drawing number composition
41
5
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