FLENDER N-BIPEX BWN

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Assembly

5.3 Aligning the coupling

34 Edition 09/2022 M3401-02en

You can find the permissible radial misalignment ΔKr

perm

in section Shaft misalignment val-

ues during operation (Page59).

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Table of Contents3
Introduction11
Legal Information11
About These Instructions12
Text Attributes12
Copyright13
Safety Instructions15
General Information15
Table 2-1 General Warnings16
Intended Use17
Safety Instructions for a Coupling for Use in Potentially Explosive Atmospheres17
Marking17
Conditions of Use18
Table 2-2 Temperature Classes (TX) for Explosive Atmospheres as a Result of Gases, Vapours or Mists18
Table 2-3 Maximum Surface Temperature (TX) for an Explosive Atmosphere as a Result of Dust/Air Mixtures18
General Warning Notices19
Description21
Figure 3-1 BWN Type21
Figure 3-2 BWT Type22
Figure 3-3 BNT Type22
Application Planning23
Transport of the Coupling23
Storage of the Coupling23
Figure 4-1 Transport Symbols23
Table 4-1 Types of Preservative Agents for Long-Term Storage24
Assembly25
Preparatory Work25
Milling the Finished Bore26
Table 5-1 Recommended Assigned Fits for Bores with Parallel Key Connection26
Milling the Parallel Keyway27
Machining an Axial Locking Mechanism27
Figure 5-1 Tolerances for the Finished Bore in Coupling Part 1/2 (1 or 2)27
Table 5-2 Tapped Hole, Tightening Torque and Width A/F28
Figure 5-2 Diameter and Axial Position of the Threaded Hole in the Hub28
Balancing the Coupling29
Figure 5-3 Position of the Balancing Bore for Single-Plane Balancing29
Assembling the Coupling30
Installing Coupling Part 1/2 (1 or 2)30
Figure 5-4 Position of the Balancing Bore for Two-Plane Balancing30
Assembling Coupling Part 3 (3) or 4 (4)31
Aligning the Coupling32
Purpose of Alignment32
Possible Misalignment33
Axial Misalignment33
Angular Misalignment33
Radial Misalignment33
Figure 5-5 Possible Misalignment33
Commissioning35
Operation37
Normal Operation of the Coupling37
Faults - Causes and Rectification37
Procedure in the Event of Malfunctions37
Identifying the Fault Cause37
Possible Faults38
Possible Causes39
Unsuitable Coupling39
Assembly-Related Causes39
Table 7-1 Table of Faults39
Maintenance-Related Causes40
Specific Installation-Related and Maintenance-Related Causes40
Correcting Faults40
Replacing Wearing Parts40
Correcting the Changed Alignment40
Servicing43
Maintenance Intervals43
Table 8-1 Maintenance Intervals43
Maximum Permissible Torsional Backlash44
Replacing Wearing Parts44
Table 8-2 Maximum Permissible Torsional Backlash44
Figure 8-1 Markings for Calculating the Torsional Backlash44
Removing Coupling Part 1/2 (1 or 2)45
Removing Coupling Part 3 (3) or 4 (4)45
Service and Support47
Contact47
Disposal49
Spare Parts51
Ordering Spare Parts51
Spare Parts Drawing and Spare Parts List52
Type BWN52
Type BWT52
Table 11-1 Spare Parts List for Type BWN52
Figure 11-1 Replacement Parts Drawing for BWN Type52
Figure 11-2 Replacement Parts Drawing for BWT Type52
Type BNT53
Table 11-2 Replacement Parts List for BWT Type53
Table 11-3 Spare Parts List for Type BNT53
Figure 11-3 Spare Parts Drawing for Type BNT53
Technical Data55
Speeds, Geometry Data and Weights55
BWN Type55
Figure A-1 BWN Type55
BWT Type56
Table A-1 Speed, Geometry Data and Weights for BWN Type56
Figure A-2 BWT Type56
Table A-2 Speed, Geometry Data and Weights for BWT Type57
BNT Type58
Figure A-3 BNT Type58
Flat Groove in TAPER Clamping Bushes (101), (102)59
Shaft Misalignment Values During Operation59
Table A-3 Speed, Geometry Data and Weights for BNT Type59
Table A-4 Flat Groove in TAPER Clamping Bushes59
Figure A-4 Flat Groove in TAPER Clamping Bushes59
Table A-5 Correction Factor60
Table A-6 Maximum Permissible Shaft Misalignment Values During Operation for Cam Rings (50) with60
Table A-7 Maximum Permissible Shaft Misalignment Values During Operation for Cam Rings (50) with61
Table A-8 Maximum Permissible Shaft Misalignment Values During Operation for Cam Rings (50) with Hardness 64 Shore a61
Tightening Torques and Widths A/F62
Tightening Procedure62
Table A-9 Tightening Torques and Widths A/F of Bolts for the Taperclamping Bushes (101 or 102)62
Table A-10 Tightening Procedure62
Cam Rings63
Use and Storage of the Cam Rings63
N-BIPEX Cam Ring (50)63
Table A-11 N-BIPEX Cam Ring63
Declaration of Conformity65

FLENDER N-BIPEX BWN - Page 34

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