WITH EFFECT FROM THE ACADEMIC YEAR 2013 - 2014

ME 413

DESIGN FOR MANUFACTURE

(ELECTIVE - I)

Instruction                                                                                                                                                                             4   Periods per week

Duration of University Examination                                                                                                                                         3   Hours

University Examination                                                                                                                                                         75   Marks

Sessional                                                                                                                                                                              25   Marks

UNIT-I

Introduction: General design principles for manufacturability, strength and mechanical factors, mechanisms selection, evaluation method, geometrical tolerances, tolerances control and utilization. Economic Use of Raw Materials: Ferrous steel, hot rolled steel, cold finished steel, stainless steel, non ferrous materials aluminium, copper, brass, non metallic materials, plastics, rubber and composites.

UNIT-II

Metallic Components Design: Metal extrusion, metal stamping, fine blanking, four slide parts, spring and wire forms, spun metal parts, cold headed parts, extruded parts, tube and section bends, rolled formed parts, power metal parts, forging electro forming parts, specialized forming methods, turned parts, machined round holes, drilled parts, milled parts.

UNIT-III

Metallic Components Design: Planned shaped and slotted parts, screw threaded contoured and internal ground parts, center less ground, electrical discharged, rolled furnished parts, electro chemical and advanced machine parts, Sand cast, diecast, investment cast and other cast products.

UNIT-IV

Non Metallic Component Design: Thermosetting plastic, injection moduled and rotational moulded parts, blow moulded, welded plastic articles, ceramics.

Assembled Parts Design: Welded parts, arc, resistance, brazed and soldered parts, gear box assembly, bearing assembly.

UNIT-V

Assembled Parts Design: Retension, bolted connection, screwed connections, flanged connections, centered connections, press fitted connections, surface finishing, plated

parts, heat treated parts, NC machining, group technology, low cost automation, computer aided manufacture, product design requirements.

Case Studies: Identifications of economical design and redesign for manufacture

Suggested Reading:

1. 1.James G. Bralla, Hand book of product design for Manufacturing

McGraw Hill Co., 1986

1. 2.K.G. Swift Knowledge based design for Manufacture , Kogan page Limited, 1987.