Poly-crystalline cubic boron nitride (PCBN) is the hardest material beside diamonds. Generally, so hard materials could not be machined by conventional machining technologies. For this purpose, advanced machining methods have been designed. Rotary ultrasonic machining (RUM) and laser beam machining&#x...

Surface integrity is gaining unprecedented importance and some areas of metrology are also very intensively de-veloping along with it. Controlling also plays a big part in conjunction with 3D measurement. This article de-scribes the possibilities of combining the requirement for 100% inspect...

This article combines basic information of laser problems and options of laser process controlling during microm-achining. Possibilities of process controlling from view of laser source are characterized. The interaction of laser beam with workpiece (absorption and laser pulse length) is briefly&...

Processes in cutting zone are so complicated and dynamic, that their definition is performed by specific created models. Innovative measurement methods of the process can be used to improve and verify the accuracy of these models. With these methods, there are many sources of ...

The presentation explains some of the important changes which were incorporated by the Act No. 89/2012 Coll., civil code, into the Czech legal system and which might influence business of companies working in the field of heavy indus-try such as machinery. It explains the ...

Thermal spraying and laser cladding are widely used in industry for different coating applications. The use of these techniques usually requires a finishing post-process. However, the characteristics of these coatings, such as their high hardness, make difficult to achieve satisfactory results&#x...

Príspevok je zameraný na analýzu moderných metód obrábania kovov. Medzi najdôležitejšie trendy rozvoja obrábania v súčasnosti patria vysokorýchlostné obrábanie, suché obrábanie a tvrdé obrábanie. Príspevok analyzuje vývojové tendencie na medzinárodnom odbytovom trhu a ich účinky na výrobné procesy. Ďalej&#...

Tribology includes the processes of interaction at the interface between solid, fluid and gaseous bodies. The task of tribology is to ensure that relative movement of the two surfaces was carried out with the minimum loss of energy and materials. These factors define the tribo...