Manufacturing Process Planning

Lecturer:

Tutor:

Supervisor:

Department of Machining, Process Planning and Metrology

Synopsis:

Subject, content, division and tasks of a Manufacturing processes planning. Stages and phases in the manufacturing processes and systems planning. Raw material planning. Cutting plans. Design for Manufacturing. Production and materials costs. Allowances. Factors of an accuracy in the manufacturing processes. Determination of the suitable machines, machine-tools and tools from the point of view economy and technology. Methods of evaluation alternatives of the manufacturing processes plans. Using of the decision (deciding) analysis.Sortiment analysis. Classification and classifications systems. Computer aided Process and Systems Planning. System ASEPO. Group technology. Conditions for NC Machine-Tools application. Optimized productivity of the machines. Optimal manufacturing technology for important group of parts. Methodology of an internal assembly process planning.

Requirements:

Knowledges of technology of cutting metals, machining and assembly, and production methods of raw materials and design of drawings and process planning sheets. Hand over of the semestral report.

Syllabus of lectures:

1. Stages and phases of the manufacturing process planning. Diagrams Product-Quantity and it´s using in process planning. Concentration of the manufacturing operations. Importance of points and systems of time classification.

2. Row material suggestion. Methods of the production. Cutting plans. Using of material factor. Costs.

3. Allowances and methods it´s detrmination. Design for manufacturing

4. Manufacturing process and working operations analysis.

5. Precision of the production. Tolerances and precision determination. Probability keeping of the precise dimensions.

6. Project of the suitable machine-tools and tools for the manufacturing of parts from point of view technology and economy.

7. Process plan alternatives evaluation. Time and costs of the production.

8. Critical batch and critical manufactured amount (of peaces). Using of muticriterion decision analysis.

9. Sortiment of the parts and assembly group analysis. Classification´s systems.

10. Computer aided process planning. Systems ASEPO, SYSKLASS and others.

11. Importance of the technological charakteristics. Group technology. Standard manufacturing workplaces project. Basic conditions for NC machines.

12. Optimized productivity of machines. Optimized manufacturing technology and methods for the important group of machined parts (shaftlikes, gears).

13. Methodology for the internal Assembly Process and Systems Planning.

Syllabus of tutorials:

1. Design for Manufacturing analysis.

2. Project of the optimized manufacturing of choosen part in items.

3. Project of the raw material for cutting part, it´s dimensions and methods of the productions in items points, allowances determination, normal consumption of material and determination of the coefficient using of the material.

4. Determination the number of operations of manufacturing, heat treatment and inspection. Determination of the type and size of machine tools and accesories for the production.

5. Specification of tools (normal and special).

6. Determination technological and technical-economical conditions for items operation and technological part of operation. Calculation of the time standards.

Study Objective:

There is a main aim to learn students modern theory and methodology of manufacturing processes design including economic optimal choice of raw material and its production in this subject.

Study materials:

- Zelenka,A.-Preclík,V.- Haninger,M.: Projektování procesů obrábění a montáží, skripta FS, ČVUT 1999

- Preclík,V.: Průmyslová logistika, monografie, Nakladatelství ČVUT 2006

- Zelenka,A.-Preclík,V.- Haninger,M.: Projektování výrobních procesů, skripta FS , Vydavatelství ČVUT 1992

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: