Page 153 - CITS - Fitter - Trade Theory

FITTER - CITS

4 Electronics Industry: -

CMMs are employed in the electronics industry for inspecting printed circuit boards (PCBs), semiconductor com-
ponents, connectors, and other electronic assemblies. They help verify the precise placement of components and
ensure compliance with design specifications.
5 Tool and Die Making:
CMMs are essential tools in the manufacturing of molds, dies, and tooling for various industries. They verify the
accuracy of tool geometries and dimensions, ensuring high-quality production of stamped, molded, or machined
parts.
6 Energy Sector: -

CMMs are used in the energy sector for inspecting components used in power generation, including turbines,
generators, valves, and piping systems. They help maintain the reliability and safety of critical infrastructure
components.
7 Consumer Goods Manufacturing: -
CMMs are employed in the production of consumer goods such as appliances, furniture, and consumer electron-
ics. They ensure the dimensional accuracy of parts and assemblies, enhancing product quality and reliability.

8 Metal working and Machining Industries: -
CMMs are used in metalworking and machining industries for inspecting machined parts, tooling, fixtures, and
weldments. They help optimize machining processes and ensure the quality of finished products.

9 Plastics and Injection Molding: -
CMMs are utilized in the plastics industry for inspecting injection-molded parts, molds, and tooling. They help verify
the dimensional accuracy of molded components and ensure conformance to design specifications.
10 Research and Development: -

CMMs are used in research and development laboratories for prototyping, reverse engineering, and analyzing
the dimensional characteristics of new materials and components.
• Precaution of cmm: -

When using a Coordinate Measuring Machine (CMM), several precautions should be taken to ensure accurate
measurements and safe operation:
1 Operator Training: -

Ensure that operators are properly trained in the operation of the CMM, including software use, probe handling,
and safety procedures.
2 Environmental Conditions: -
Maintain stable environmental conditions, including temperature, humidity, and cleanliness, to prevent measure-
ment inaccuracies caused by thermal expansion, condensation, or contamination.
3 Regular Calibration: -
Schedule regular calibration and maintenance of the CMM to ensure its accuracy and reliability. Follow manufac-
turer recommendations for calibration intervals and procedures.
4 Proper Probe Selection: -
Select the appropriate probe and stylus configuration for the specific measurement task and material being in-
spected. Improper probe selection can lead to inaccurate measurements or damage to the part.
5 Fixture Setup: -
Properly secure the work piece in the fixture to prevent movement or vibration during measurement. Ensure that
the fixture does not obstruct the probe’s movement and that it provides stable support for the part.

6 Probe Calibration: -
Calibrate the probe before each measurement session to ensure accurate data collection. Follow the manufac-
turer’s calibration procedures and use certified calibration artifacts when necessary.

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CITS : CG & M - Fitter - Lesson 25 CITS : CG & M - Fitter - Lesson 25