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PD ISO/TR 16907:2015 Machine tools. Numerical compensation of geometric errors, 2015
- 30263505-VOR.pdf [Go to Page]
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Potential benefits and limits of numerical compensation
- 5 Kinematic representation of machine tool structure
- 5.1 Machine tool configuration and designation
- 5.2 Kinematic representation of the machine tool
- 6 Geometric errors of the machine tool
- 6.1 Sources of geometric errors
- 6.2 Geometric errors of axes of linear motion
- 6.3 Geometric errors of axes of rotation
- 6.4 Position and orientation errors between axes of motion
- 6.5 Other relationship between axis of motion and axis average lines
- 7 Determination of geometric errors
- 7.1 General
- 7.2 Consideration on determination of geometric errors
- 7.3 Selection of the machine tool coordinate system
- 7.4 Superposition of individual errors
- 7.4.1 Rigid body behaviour
- 7.4.2 Non-rigid body behaviour
- 7.5 Direct measurement of geometric errors
- 7.6 Indirect measurement of geometric errors
- 8 Compensation of geometric errors
- 8.1 General
- 8.2 Types of geometrical compensation
- 8.2.1 General
- 8.2.2 Compensation for positioning errors of linear axes along specific lines, L-POS
- 8.2.3 Compensation for straightness errors of linear axes along specific lines, L-STR
- 8.2.4 Compensation for squareness error between axes of linear motion at specific lines, L-SQU
- 8.2.5 Compensation for the angular error motions of linear axes on 3-D position of functional point in the working volume, L-ANG
- 8.2.6 Physical compensation for errors in functional orientation, FOR
- 8.2.7 Volumetric compensation of linear axes, L-VOL
- 8.2.8 Volumetric compensation of linear axes including functional orientation, L-VOL+
- 8.2.9 Compensation for positioning errors of rotary axes, R-POS
- 8.2.10 Compensation for radial and axial error motion of rotary axes, R-RAX
- 8.2.11 Compensation for position and orientation errors of rotary axes, R-POR
- 8.2.12 Compensation for the tilt error motions of rotary axes on 3-D position of functional point in the working volume, R-ANG
- 8.2.13 Volumetric compensation for rotary axis errors, R-VOL
- 8.2.14 Volumetric compensation for rotary axis errors including functional orientation, R-VOL+
- 8.2.15 Machine tool-specific geometry compensation for linear axes, L-SPEC
- 8.2.16 Machine tool-specific geometry compensation for rotary axes, R-SPEC
- 8.3 Role of temperature
- 8.4 Role of repeatability
- 8.5 Role of machine tool least increment step
- 8.6 Role of workpiece mass and tool mass
- 9 Representation of geometric errors for compensation
- 9.1 General
- 9.2 Representation in look-up tables for individual errors
- 9.2.1 General
- 9.2.2 Common error tables or compensation tables
- 9.2.3 Compensation of reversal errors
- 9.2.4 Discussions and suggestions
- 9.3 Representation as a spatial error grid
- 9.3.1 General
- 9.3.2 Common spatial error grid tables and spatial compensation grid tables
- 10 Application of numerical compensation for geometric errors
- 10.1 General
- 10.2 Alignment of the compensated motion to the machine tool structure
- 10.3 Direct measurements for the generation of error tables or compensation tables
- 10.4 Indirect measurements for the generation of error tables or spatial error grids
- 10.5 Compensation of already compensated machine tools
- 11 Validation of numerical compensation of geometric errors
- 11.1 Measurement uncertainty and compensation
- 11.2 Considerations on operation of compensated machine tools
- 11.3 Consideration for testing compensated machine tools
- 11.4 Traceability of compensation
- 12 Documentation on compensation
- Annex A (informative) Alphabetic list of abbreviations of compensation types
- Bibliography [Go to Page]