WORK PROCESS
INSPECTOR, METAL FABRICTING (Layout Inspector)
O*NET/SOC CODE: 51-9061.01 RAPIDS CODE: 0697
DESCRIPTION: Conducts dimensional inspection of components and assemblies to verify conformance to blueprint specification or industry standards, using micrometers, calipers, height gauges, surface plate, coordinate measuring machine, gauge blocks, pins gauges, thread gauges, optical comparator and indicators. Applying knowledge of blueprint reading geometric design and tolerances, geometry, trigonometry, statistical process control, gauge calibration and control, and metric systems. May design and fabricate templates or fixtures to aid the dimensional inspection process and maintain inspection fixtures and gauges.
ON THE JOB TRAINING:
Apprentices shall receive instruction and experience on machines and processes listed, though not necessarily in the order given. The purpose of this schedule is to give experience and instruction in all branches of the trade, as necessary to develop a practical and thoroughly skilled craftsperson, with allowances for variable conditions.
APPROXIMATE HOURS
JOB ORIENTATION
2000
1. Learn the names and types of tools
2. Learn the use of customer gauges
3. Checking fixtures and the quality system
within the plant
4. Shop rules and regulations pertaining to quality,
quality room and shop layout.
STATISTICAL PROCESS CONTROL
500
1. Become familiar with the theory and application of SPC.
2. Be able to do data gathering and analysis for
variable and attributes studies including x-bar and
R charts, pareto charts, histograms, P, NP, and C charts.
SYSTEMS KNOWLEDGE
1000
1. Become familiar wit the requirements of the customers
quality systems, including sample submission procedure,
customer rejects procedure.
2. Learn to assess shop quality systems for conformance
to customer requirements.
BLUEPRINT READING
1500
1. Reading a blueprint to determine vehicle location of the
part, Critical dimensions, visual requirements.
2. Use of blueprints to determine variation from specification.
3. Use of blueprint for doing part layouts for customer sample approval.
LAB TESTING
500
1. Learn the various lab analysis procedures that can
be performed in the plant for metal, paint.
2. Become familiar wit the established industry system
for obtaining analysis on parts for tests that cannot
be performed in plant.
3. Become familiar with the terminology and test procedures
for anodized, heat treated, chrome plated, and painted parts.
4. Be able to co-relate test results with part quality.
FIXTURE DESIGN
725
1. Learn various methods of mechanical fixturing that are common
to product manufactured.
2. Develop and use fixtures in the inspection process.
COORDINATE MEASURING MACHINE
725
1. Become familiar with and use the CMM to determine
conformance in the inspection process.
SURFACE PLATE
1000
1. Learn the use of surface plate measurement techniques.
SURFACE PROCEDURES AND PRACTICES
25
1. Tool safety and first aid.
TOTAL HOURS
8000
RELATED INSTRUCTION
A minimum of 576 classroom hours in related training courses is required. The recommended courses provide the core of the training plan. Select from the list of elective course below to complete the requirements.
| Recommended Courses | Hours |
| A. Beginning Algebra | 64 |
| B. Math for Manufacturing | 32 |
| C. Measurements & Inspection | 32 |
| D. College Algebra & Trigonometry | 80 |
| E. Physics/Physics Lab | 80 |
| F. Print Reading & Sketches | 48 |
| G. Engineering Drawing | 64 |
| H. Detail Drafting | 64 |
| I. Fixture Design | 64 |
| J. Geom. Dimensions & Tolerances | 16 |
| K. SPC I | 16 |
| L. SPC II | 16 |
| Total Hours | 576 |
RELATED INSTRUCTION
A minimum of 576 classroom hours in related training courses is required. The recommended courses provide the core of the training plan. Select from the list of elective course below to complete the requirements.
| Elective Courses | Hours |
| A. Machining I | 64 |
| B. Jig Design | 48 |
| C. Introduction to PC | 48 |
| D. Autocad | 32 |
| Total Hours | 192 |
