Strona: Scientific and research offer / Dept of Materials Forming and Processing

Scientific and research offer

SCOPE OF SCIENTIFIC AND RESEARCH WORK CARRIED OUT IN THE DEPARTMENT

  1. Experimental studies of metal forming processes

- extrusion and other sheet metal forming processes (including spinning, roll forming)

- extrusion (backward, forward and KOBO extrusion)

- rolling

- forging

- drawing

 

  1. Theoretical research and modeling of plastic shaping processes of metallic materials

- FEM modeling of plastic forming processes, using many programs, including MSc.MARC, ABAQUS and ANSYS (e.g. material flow analysis, loading of forming tools, wear of forming tools, stress and strain distributions, fracture forecasting etc.),

- Numerical analysis of the process of incremental sheet metal forming,

- Application of neural networks and other algorithms for modeling the phenomenon of friction,

- Determining the substitute properties of porous bodies (e.g. aluminum foams) in terms of the micropolar theory of elasticity,

- Research on the influence of selected parameters on the course of spinning and cold roll forming processes as well as on the impact of the value of work on the strength and plastic properties of materials after roll forming.

 

  1. Unconventional processes of joining metallic elements with the participation of plastic strain:

- Friction stir welding (FSW): linear, point welding in various geometrical and material arrangements (sheets, sections of various thicknesses/alloys of aluminum, magnesium, copper, etc.),

- Influence of FSW welding parameters on the mechanical properties of the joint,

- Analysis of the variability of mechanical properties along the FSW joint line,

- Analysis of forces in the process of friction stir welding,

- Clinching of aluminum and magnesium alloys, clinch and clinch-adhesive (hybrid) joints of aluminum and magnesium alloy sheets,

- Classic and special rivets (double-sided rivets - patent, rivets of various types),

- Classic and special screw connections (including highly stressed connections).

 

  1. Experimental research on the manufacturing and shaping of polymeric materials and composites.

- Experimental research in the field of production, evaluation of mechanical and processing properties of polymer biocomposites with cellulose fibrous fillers,

- Experimental research in the field of assessment of the impact of short fibers directivity in the polymer matrix on the properties of the obtained composites in the injection molding process,

- Research of manufacturing processes of elements from various types of plastics.

 

  1. Theoretical research and modeling of manufacturing and shaping of polymeric materials and composites.

- Computational research on the optimization of the polymer composite production process in the injection molding process,

- Numerical modeling of the injection molding process of polymer composites using Autodesk Moldflow Insight software,

- Numerical calculations for the prediction of mechanical properties for polymer composites with fibrous fillers (in the form of short fibers) using homogenization models,

- Carbon fiber composites - epoxy resin used for energy absorbing elements, experimental and numerical tests under quasi-static and dynamic conditions,

- Numerical calculations for composites such as: metal - ceramics, metal - plastics, carbon fiber, glass fiber - thermosetting resin, thermoplastic resin,

- Determination of material hardening parameters using the fuzzy logic methods,

- Evaluation of the effectiveness of selected constitutive equations for hyperelastic bodies in numerical modeling of the first and eighteenth cycles of loading the elastomer for pressing depending on the load pattern, the extent of strain and the methodology of determining material constants in these equations, in order to develop guidelines for the selection of the constitutive equation and methodology for determining the constants materials during numerical modeling of deformation of elastomeric bodies.

 

  1. Recycling of various types of waste aimed at the recovery of materials and protection of the natural environment, including polymeric, metallic and composites materials.

 

  1. The scope of thematic research work in cooperation with the industry

- Technologies for shaping super-hard materials, including diamond-based composites and regular boron nitride,

- Developed structures and technologies for the production of tools: shaping, cutting, measuring, instruments, including tools used in the processes of friction stir welding and spot welding,

- Process research with the use of made tools - measurement of forces, temperature, micro and macroscopic studies of the structure of processed/shaped materials and shaping tools,

- Designing, manufacturing, testing the structure and properties of tool materials and materials/products shaped in technological processes,

- Tests of stresses and deformations in plastically shaped metal profiles,

- Design, manufacture and testing of connections of various types of metal elements, including bolted, clinch, riveted or friction stir welded (FSW) connections.