Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Gheorghe Nagîţ"'
Autor:
Gheorghe Nagîț, Andrei Marius Mihalache, Irina Beșliu-Băncescu, Oana Dodun, Liviu Andrușcă, Adelina Hrițuc, Sergiu Constantin Olaru, Laurențiu Slatineanu
Publikováno v:
Machines, Vol 12, Iss 8, p 507 (2024)
Currently, some parts made from workpieces in the form of sheets or strips are obtained by applying piercing processes. In the research whose results are presented in the article, square-shaped holes were made to evaluate the piercing accuracy of the
Externí odkaz:
https://doaj.org/article/fe9d36144f984332803f57b1cd348143
Autor:
Daniela Ciobanu, Gheorghe Nagit, Oana Dodun, Adelina Hrituc, Elisaveta Craciun, Laurentiu Slatineanu
Publikováno v:
Nonconventional Technologies Review, Vol 27, Iss 4 (2023)
Electrochemical machining is a machining method that uses electrochemical reactions to remove material from a workpiece. The method involves using an electrolyte and an electric current for material removal to occur in a controlled manner. The machin
Externí odkaz:
https://doaj.org/article/4f57eceba2614ae89552eea0e0c5747c
Autor:
Adelina Hrițuc, Vasile Ermolai, Andrei Marius Mihalache, Liviu Andrușcă, Oana Dodun, Gheorghe Nagîț, Marius Andrei Boca, Laurențiu Slătineanu
Publikováno v:
Micromachines, Vol 15, Iss 1, p 150 (2024)
It is known that ceramic–polymer composite materials can be used to manufacture spherical bodies in the category of balls. Since balls are frequently subjected to compression loads, the paper presents some research results on the compression behavi
Externí odkaz:
https://doaj.org/article/948c7ec8a1b249fdb3d673ccfc23c1e9
Autor:
Gheorghe Nagîț, Andrei Marius Mihalache, Oana Dodun, Adelina Hrițuc, Laurențiu Slătineanu, Vasile Merticaru
Publikováno v:
Lubricants, Vol 11, Iss 10, p 436 (2023)
The surfaces of the mechanical parts involved in friction processes are made using different processing methods. Each of these processing methods leads to a certain profile of the asperities of the generated surfaces. When such surfaces are subjected
Externí odkaz:
https://doaj.org/article/beb5ec6b657246ffbef04000ce3fe9ed
Autor:
Eugen Merticaru, Vasile Merticaru, Gheorghe Nagîț, Andrei Marius Mihalache, Liviu Lucian Tăbăcaru, Marius Ionuț Rîpanu
Publikováno v:
Machines, Vol 11, Iss 7, p 770 (2023)
Cam mechanisms, covering a large structural variety, are widely used in machinery, mainly as components of automated systems. Their functioning behavior is affected by negative dynamic phenomena determined by specific high velocities and acceleration
Externí odkaz:
https://doaj.org/article/a81197c8ef3e4e158bbbac419e44c15d
Publikováno v:
Nonconventional Technologies Review, Vol 26, Iss 3 (2022)
Electrochemical machining is usually included in the wider group of non-conventional machining methods. This method is based on the material removal from the workpiece as a result of chemical reactions between the electrolyte and the material of the
Externí odkaz:
https://doaj.org/article/26651195936749f2a225eb702fb318e9
Publikováno v:
Nonconventional Technologies Review, Vol 26, Iss 1 (2022)
Fused Filament Fabrication is a 3D Printing technology that uses molten thermoplastic material forced through a nozzle to manufacture parts additively. This technology can use many thermoplastic grades and can produce single or multi-material parts d
Externí odkaz:
https://doaj.org/article/0b4461a7ea0346249ab6c32397888119
Publikováno v:
Micromachines, Vol 14, Iss 2, p 341 (2023)
In some cases, industrial practice requires the production of walls or parts with a thickness of less than one millimeter from a metal workpiece. Such parts or walls can be made by milling using disc cutters. This machining method can lead to the gen
Externí odkaz:
https://doaj.org/article/786e2fb9640343a5b23ff6f6dcc5433a
Autor:
Oana Dodun, Laurențiu Slătineanu, Gheorghe Nagîț, Adelina Hrițuc, Andrei Marius Mihalache, Irina Beșliu-Băncescu
Publikováno v:
Micromachines, Vol 13, Iss 8, p 1231 (2022)
Wire electrical discharge machining (WEDM) is a process that is used when it is necessary to manufacture small-width slots with a micrometer accuracy or to precisely detach parts with complex contours from metal workpieces in the form of sheets or pl
Externí odkaz:
https://doaj.org/article/8246cf48eb2d48679d5c1564ac005afb
Autor:
Oana Dodun, Stefan Stoica, Margareta Coteata, Gheorghe Nagit, Laurentiu Slatineanu, Adelina Hrituc, Irina Besliu-Bancescu
Publikováno v:
Nonconventional Technologies Review, Vol 23, Iss 3 (2019)
The electrical discharge machining is a machining method applied when the workpiece material has a high hardness or the shape of the surface to be machined is to complicate to be obtained by a classical machining method. A problem of actual interest
Externí odkaz:
https://doaj.org/article/086efb5f18a84af7ad7efdcf94d5b5e7