Production Engineering Mock Interview 11 of 28

Realistic Production Engineering interviews 11 of 28 - Mould & Die Design, Strength of Materials, Ergonomics & Human Factors. For infinite number of professional interviews (Exactly as you experience in professional companies - Technical + HR), visit https://InterviewMax.com. This interview series covers graduate syllabus and the syllabus of Masters degree to a great extent. For example, the key topics like, Injection Moulding, Injection moulds, compression mould, transfer moulds, Press Tool Design, Blanking dies, piercing dies, Fine Blanking dies, Notching dies, Perforating dies, Trimming dies, Shaving dies, Slitting dies, Lancing dies, Nibbling dies, Bending dies, Drawing dies, Squeezing dies, strip layout, clearance, angular clearance, cutting forces, Bending, Air bending, bottoming Dies, Wiping dies, spring back, prevention of spring back, channel dies, Forging Die Design, Drilling jogs, Milling fixtures, Constructional features of basic mold and its elements, locating rings, guide pillars, guide bush, spigotted guide pillars and guide bush; Design features of standard mold components, materials used for mold bolsters, inserts, standard mold parts, manifold, gears, splits, wear plate, heel block, lead screw, injection molding machine specifications, clamping tonnage and shot weight estimation, calculations for number of cavities based on clamping tonnage, shot weight, machine platen size, calculations for cavity pressure. Feed system: Constructional features and types of sprue bush, types of runners, runner layout, calculation of runner efficiency, runner design; types of gates, gate design calculations, runner and gate fabrication techniques, runner balancing calculations, Cooling, hot runner and ejection System, Cooling system: Bolster cooling systems, insert cooling systems, baffle, bubbler cooling systems, heat rod and heat pipe systems, cooling time calculation, cooling channel layout. Hot runner mold, design of hot runner block, types of manifold blocks rectangular and circular, types of secondary nozzles, heating systems used, manifold heating capacity calculations and expansion calculations. Ejection system: Ejector assembly, ejector assembly return systems, ejector grid layout, types of ejectors; stripper plate ejection technique, types of spare pullers, calculation of ejector force, Design and constructional features of molds, Design and constructional features of two plate mold, underfed mold, split and side core molds. Actuation techniques: finger cam, dog leg cam, cam-track actuation, split movement calculations, split safety techniques. Design and constructional features of injection mold, compression mold, transfer mold, extrusion blow mold, injection stretch blow mold, thermoforming, rotational molding, Die Design, Classification of dies and die geometry, types of dies, extrusion die design: basic considerations in die design; constructional and design features of rod die, in-line pipe die, cross-head pipe die, offset pipe die, centre-fed blown film die, side-fed blown film die, spiral mandrel blown film die, flat film& sheet dies, fishtail sheet die, coat hanger sheet die, wire and cable coating die, parison dies, various types of profile dies, Heat Treatment, Finishing Operations and Metrology, Basic tools and die materials, BIS and other major coding systems, materials, effect of alloying, various heat treatments, surface hardening, cutting tool geometry, mold fabrication techniques like spark erosion, milling, finishing operations, super finishing, costing of molds and mold maintenance; metrological, aspects of moulds, terminology, ISO system of limits and fits, tolerance,geometric characteristics and symbols, Advanced Mould Design and Flow Analysis, Molds for internally and externally threaded components, thread profile, fixed and loose threaded cores, collapsible core, stripping, ejection, power and transmissions systems, design calculations for the gears, Bending Moment Diagram, Axially Loaded Columns, Eccentrically Loaded Columns, Principal Stresses, Principal Planes, Mohr's circle, Plane trusses, Torsion, Torsion of Circular and Hollow Shafts, Elastic Theory of Torsion, Leaf Springs, Modulus of Rupture, Buffer Springs, Deflection, Double integration method, Macaulay's methods, Area moment method, conjugate beam method, Shear and bending in beams, Flitched Beams, Analysis of Beams for Stresses, stress distribution, Shear Force, Bending Moment Diagrams, Stress and strain, Tension, Compression, Shear Stress, Hooke’s Law, Resilience. For details visit the website http://InterviewMax.com