02.00|ROTA NC plus 2 / ROTA NCF plus 2 |en
General .................................................................................................................... 5
Warnings ................................................................................................................... 5
Applicable documents .............................................................................................. 6
Basic safety instructions ........................................................................................... 7
Intended use ............................................................................................................. 7
Not intended use ...................................................................................................... 7
Notes on particular risks ........................................................................................... 8
Notes on safe operation ......................................................................................... 11
Substantial modifications ............................................................................ 14
Personnel qualification ........................................................................................... 14
Organizational measures ........................................................................................ 14
Using personal protective equipment .................................................................... 15
Warranty ................................................................................................................. 16
Torques per screw ................................................................................................... 16
Scope of delivery ..................................................................................................... 16
Technical data ......................................................................................................... 17
Chuck data .............................................................................................................. 17
Clamping force / speed diagrams ........................................................................... 18
Calculations for clamping force and speed ............................................................ 21
Calculation of the required clamping force in case of a given rpm ............ 22
Calculation example: required initial clamping force for a given speed .... 24
Calculation of the permissible speed in case of a given initial clamping
force ............................................................................................................ 25
Grades of Accuracy ................................................................................................. 26
Permissible imbalance ............................................................................................ 26
Attachment and disassembly of the chuck ............................................................... 27
Pre-assembly measures .......................................................................................... 27
Inspection of the spindle nose ............................................................................... 28
Mounting of the chuck ........................................................................................... 29
Mounting the chuck with a reduction or extension flange ........................ 29
Mounting the chuck by means of a direct mount ...................................... 30
Mounting the ROTA NC plus / NCF plus chuck with a centering edge ....... 31
Function and handling ............................................................................................. 34
Function and handling ............................................................................................ 34
Jaw Change or supplement of jaws ........................................................................ 34