Machine design , mt, 3 cr

details NEPTUN-code: BGBGG22NEC Language of the course: English Subject leader: Endre Korondi senior lecturer Co-lecturer: dr. Erzsébet Ancza associate professor Institute of Machine Design and Safety Engineering, Donát Bánki Faculty of Mechanical and Safety Engineering, Óbuda University Contact information: – –Room 142 and 10

Gépelemek Gépszerkezetek Machine parts ~ components ~ elements ~ design ~ details ~ structures Engineering Design Machine Design I. (Technical Drawing) Machine Design II. ?

aim to introduce the structure of machines, the function, type and load of machine elements and the main methods of designing them Main chapters of this semester: –Fits & tolerances –Basics of stressing –Joints –Drive systems 1.

Connecting subjects machine design I and III mechanics I, II, III engineering materials …. pneumatics and hydraulics

Requirements 3 hours weekly (mostly 2 lecture, 1 laboratory) Attendance and participation are important! Engineering is not a spectator sport. (allowed absence four occasions) Course requirements: Tests (tolerances, stressing) points Assignments (valve, key joint, coupling) ( ) Written exam 60 point

Preliminary deadlines Valve (assembly+part dwg) 22/03 (6th week) Key joint (ass. dwg+calc.) 05/04 (8th week) Coupling (ass. dwg+calc.) 03/05 (12th week) Test on fits& tolerances: 01/03 (3rd week) Test on stressing: 09/04 (10th week) Exam (closing test)10/05 (13rd week)

evaluation minimum: tests, assignments, exam 50% each beeing late with ass. mean extra fee! (1kHUF) overall minimum for mid-term mark: 50% (60 of 120 points) retry: for tests: one occasion for assignments: next to last week exam: last week Ultimate deadline : last week (17th of May) Further exam retry (once) by Study Regulations

literature + Mark’s Standard-Handbook/Machine Element.pdf Textbook with assignments BMF BGK 3022

some hungarian textbooks Diószegi György, dr. Gyurcsovics Lajosné, et. al.: Géprajz, gépelemek II., BMF-BL-346 Géprajz, gépelemek II. Segédlet, BMF-BL-346

German:)

Other TUs

old & new

machine elements

general purpose machine elements static elements joints frames springs (mechanical) drive systems bearings shafts couplings & clutches drives vessel systems pipes valves tanks

machine group – machine - part assembly – machine element motor pump hierarchy

frame joint pipe joint shaft seal coupling bearing

Technical terms „The beginning of wisdom starts with calling things on their right names” Chinese proverb grammar words

Ok, it’s not so difficult, but… Tolómérő / Subler Vernier caliper Ékszíj Vee-belt Íves retesz Woodruff key

UK US gauge gage (idomszer) rugós biztosítógyűrű tengelyhez/ furathoz Seeger-gyűrű retaining ring, snap ring C-clip, circlip Jesus clip (!)

Kulisszás hajtómű Scotch joke (1) Scotch joke (2:)

Hungarian lecture: Mr. Szunyogh, Tuesday 14.25, P10

That’all, folks!