course aims in Estonian
Anda alusteadmised ja nende rakendamise oskused metalltoodete tootmisprotsesside - vedelvormimine (valu), pulbervormimine (pulbermetallurgia), plastne vormimine (survetöötlus) ja pooltardolekvormimine - mõistmiseks ja kavandamiseks.
course aims in English
To provide extended knowledge and practical skills for understanding and designing of basic metal shaping processes - solidification (casting), particulate processing (powder metallurgy), deformation processes (plastic forming) and processing in semi-solid state.
learning outcomes in the course in Est.
- omab süsteemset ülevaadet ja alusteadmisi vormimisprotsessidest metalltoodete tootmisel: vedel-, pulber-, plastne- ja pooltardolekus vormimine;
- oskab rakendada alusteadmisi metallide vormimisprotsessidest insenerlike ülesannete lahendamisel tootmisprotsesside valikul ja kavandamisel;
- tunneb sulametallidest toodete saamise aluseid ja on suuteline neid rakendama erinevatest metallidest ja sulamitest valandite tootmisprotsesside valikul ja kavandamisel;
- tunneb pulbrilistest algmaterjalidest toodete saamise põhimõtteid ja oskab neid rakendada ligitäistihedusega pulbermaterjalidest toodete tootmisprotsesside kavandamisel;
- tunneb metallide plastse vormimise mehaanilisi ja metallurgilisi aluseid ja survetöötluses kasutatavaid töövahendeid ning on suuteline neid rakendama defektivabade toodete ja pooltoodete tehnoloogiliste protsesside kavandamisel;
- suudab hakkama saada metallide erinevate vormimistehnoloogiatega seotud kvaliteedi, majanduslike ja keskkonnalaste küsimustega.
learning outcomes in the course in Eng.
- have a systematic overview and basic knowledge about metals shaping processes based on solidification (casting), particulate processing (powder metallurgy), deformation processes (plastic forming) and shaping in semi-solid state (casting or plastic forming);
- is able to apply theoretical knowledge on metal shaping processes for solving of engineering tasks in selection and planning of manufacturing process;
- have knowledge on fundamental principles of production of metal castings and is capable to apply it for selection and designing of manufacturing technology from different metals and alloys;
- show basic knowledge on principles of production of products from powders and is capable to apply it for designing of manufacturing technology of near-full density powder metallurgy products;
- have an extended knowledge on mechanical and metallurgical fundamentals of metal plastic forming and is capable to apply it for designing of manufacturing technology of metallic components and semi-finished products;
- is capable to address quality, economical and environmental aspects of different metal shaping processes.
brief description of the course in Estonian
Vormimisprotsessid metalltoodete tootmisel: tardumisprotsessid (vedelvormimine), pulbertehnoloogilised protsessid (pulbervormimine),deformatsiooniprotsessid (plastne vormimine) ja pooltardolekprotsessid.
Vedelvormimine. Sulatustehnoloogia. Voolamine ja tardumine. Valandi ja valukanalite süsteemi projekteerimine. Valusulamite eripärad. Valandite mikrostruktuur ja defektid. Valandite töötlemine.
Pulbervormimine. Vormimine ja tihendamine pulbrilistest algmaterjalidest. Täistihe- ja ligi-täistihepulbermaterjalide ja pulbertoodete tehnoloogia.
Plastne vormimine. Plastse vormimise metallurgilised alused: deformatsioonimehhanismid, tugevnemine, üliplastsus. Plastse vormimise mehaanilised alused: pinge ja deformatsioon elastses piirkonnas, metallide plastsus, plastsustingimused. Survega töötlemise protsesside alused: plastse vormimise mehaanika, survetöötlustemperatuur, metallurgiline struktuur, kontakthõõrdumine. Survetöötlusprotsesside projekteerimise põhimõtted. Survetöötlustööriistad maht- ja lehtvormimiseks.
brief description of the course in English
Shaping processes in manufacturing: solidification processes, particulate processing, deformation processes and semi-solid state processing.
Solidification processes. Melting technology. Flow and solidification. Design of castings, gating and risering system. Special features of casting alloys. Castings microstructure and defects. Processing of castings.
Particulate processing. Shaping and compaction from particulate materials. Full- and near-full density processing of powder metallurgy materials and products.
Deformation processes. Metallurgical fundamentals of plastic forming: deformation mechanisms, strengthening, superplasticity. Mechanical fundamentals of plastic forming: stress and strain relationships for elastic behavior. Plasticity of metals, yielding criteria. Fundamentals of metalworking: mechanic of plastic forming, temperature in metalworking, metallurgical structure, friction and lubrication. Designing of metal forming processes. Dies for bulk and sheet metalworking
type of assessment in Estonian
8 kodutööd (eelduseks eksamile pääsemiseks). Kahe kontrolltöö sooritamine. Kirjaliku eksami sooritamine.
type of assessment in English
8 home works. Two tests. Written examination.
independent study in Estonian
Kodutööde tegemine. Valmistumine praktikumideks ja kontrolltöödeks (2). Valmistumine eksamiks.
independent study in English
Home works. Preparation for laboratory works and tests (2). Preparation for examination.
study literature
1) Veebis kättesaadav loengukonspekt.
2) M.Sahoo, S.Sahu. Principles of metal casting.McGrawHill, 2014.
3) J.Campbell. Casings. (2nd edition). Butterworth- Heinemann Ltd., 2003.
4) George E. Dieter. Mechanical metallurgy. McGraw- Hill, 1988.
5) William F. Hosford and Robert M. Caddell. Metal forming. Mechanics and metallurgy. Cambridge University Press, 2014.
6) B.Juneja. Fundamentals of Metal Forming Processes. New Age International Pvt Ltd Publichers, 2006.
study forms and load
daytime study: weekly hours
4.0
session-based study work load (in a semester):