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Siemens SINUMERIK 840C Installation Instructions

Siemens SINUMERIK 840C
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12.6 Coordinate transformation 6FC5 150-0AD04-0AA0 . . . . . . . . . . . 12–18
12.6.1 Corresponding data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–18
12.6.2 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–19
12.6.3 The transformation data set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–20
12.6.3.1 Definition of machine data for coordinate transformation . . . . . . . . . . 12–21
12.6.4 Transformation parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–23
12.6.5 Machine data for fictitious axes . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–26
12.6.6 NC PLC interface signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–27
12.6.7 Explanation of the programming and operation of coordinate
transformation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–28
12.6.8 Examples of coordinate transformation . . . . . . . . . . . . . . . . . . . . . . 12–30
12.6.8.1 Example of TRANSMIT coordinate transformation . . . . . . . . . . . . . . 12–30
12.6.8.2 Example of 2D coordinate transformation . . . . . . . . . . . . . . . . . . . . 12–31
12.6.8.3 Example of 3D coordinate transformation . . . . . . . . . . . . . . . . . . . . 12–32
12.6.9 Transformation machine data change without warm restart . . . . . . . . 12–33
12.7 Spindle functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–34
12.7.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–34
12.7.2 Description of the spindle modes . . . . . . . . . . . . . . . . . . . . . . . . . . 12–36
12.7.2.1 Open-loop control mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–36
Selecting the open-loop control mode . . . . . . . . . . . . . . . . . . . . . . . 12–36
Gear ratio changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–37
Data required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–37
12.7.2.2 Oscillation mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–38
12.7.2.3 Positioning mode (M19, M19 through several revolutions) . . . . . . . . . 12–38
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–38
Selecting the positioning mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–39
Data required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–39
The positioning sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–40
Gain factor change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–47
Aborting the positioning mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–49
Curved acceleration characteristic (SW 4 and higher) . . . . . . . . . . . 12–49
12.7.2.4 C axis mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–53
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–53
Selection and deselection of the C axis mode . . . . . . . . . . . . . . . . . 12–54
Block search via blocks with M functions for C axis ON/OFF . . . . . . 12–54
C axis synchronization (SW 4 and higher) . . . . . . . . . . . . . . . . . . . . 12–54
Corresponding data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–54
Synchronizing and referencing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–55
Initiating the C axis mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–58
Encoder-specific resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–60
Possible configurations for the C axis mode . . . . . . . . . . . . . . . . . . 12–61
12.8 Following error compensation for thread cutting . . . . . . . . . . . . 12–64
12.8.1 Multiple thread . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–64
12.8.2 Thread re-cutting/setting up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–65
12.9 Thread cutting position controlled spindle (SW 2 and higher) . . 12–66
12.9.1 Corresponding data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–66
12.9.2 Description of function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–66
12.9.2.1 Switching on the function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–67
12.9.2.2 Switching off the functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–68
12.9.3 Parameter set switchover with thread functions . . . . . . . . . . . . . . . . 12–70
12.9.4 Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–70
12.9.5 Reset behaviour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–70
12.9.6 Reading in G functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–71
12.9.7 Interface signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–71
12.9.8 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12–71

Table of Contents

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Siemens SINUMERIK 840C Specifications

General IconGeneral
BrandSiemens
ModelSINUMERIK 840C
CategoryControl Unit
LanguageEnglish

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