Search Results - "Ziemba, Jacek"

A Review of Current and New Measurement Techniques Used in Hot Die Forging Processes by Marek Hawryluk, Jacek Ziemba, Przemysław Sadowski

“…The work presents the possibilities of applying modern measuring techniques, classic and coordinate measuring techniques in the forging industry (various…”
Get full text

Influence of the different variants of the surface treatment on the durability of forging dies made of Unimax steel by Hawryluk, Marek, Dobras, Daniel, Kaszuba, Marcin, Widomski, Paweł, Ziemba, Jacek

“…The study performs an analysis as well as makes a comparison of the durability of forging tools used in the die forging process made of high-strength steel…”
Get full text

Wear analysis of forging tools used in the hot forging processes using 3D reverse scanning techniques and cooling-lubricating system by Hawryluk, Marek, Ziemba, Jacek, Dworzak, Łukasz, Kaczyński, Paweł, Kasprzak, Marcin

“…This article presents a wear analysis of die inserts used in the hot forging process of manufacturing a yoke type forging—an element applied in the steering…”
Get full text

Development of a Method for Tool Wear Analysis Using 3D Scanning by Hawryluk, Marek, Ziemba, Jacek, Dworzak, Łukasz

“…The paper deals with evaluation of a 3D scanning method elaborated by the authors, by applying it to the analysis of the wear of forging tools. The 3D scanning…”
Get full text

Application of selected surface engineering methods to improve the durability of tools used in precision forging by Hawryluk, Marek, Gronostajski, Zbigniew, Kaszuba, Marcin, Polak, Sławomir, Widomski, Paweł, Ziemba, Jacek, Smolik, Jerzy

“…The article presents a detailed analysis of the degradation phenomena and mechanisms of selected forging punches made of UNIMAX tool steel. Analyzed punches…”
Get full text

Determination of the Friction Coefficient in the Ring Test for Selected Lubricants Dedicated to the Hot Forging Process of Precision Steel Products by Dudkiewicz, Łukasz, Hawryluk, Marek, Ziemba, Jacek, Miżejewski, Adrian, Polak, Sławomir, Marzec, Jan, Szymańska, Tatiana

“…This paper concerns an analysis of the tribological conditions and the effect of the use of seven lubricating agents dedicated to a process of precision…”
Get full text

Application of the 3D reverse scanning method in the analysis of tool wear and forging defects by Hawryluk, Marek, Ziemba, Jacek

“…[Display omitted] •An useful method to allow fast control of the stability of the forging process.•An original method for reliable wear analysis of forging…”
Get full text

Possibilities of application measurement techniques in hot die forging processes by Hawryluk, Marek, Ziemba, Jacek

“…The article is a review presenting the possibilities of applying modern measuring techniques in the forging industry by using various measuring tools,…”
Get full text

Application of 3D Scanning as an Indirect Method to Analyze and Eliminate Errors on the Manufactured Yoke-Type Forgings Forged in SMED Device on Modernized Crank Press by Ziemba, Jacek, Hawryluk, Marek, Rychlik, Marcin

“…This article proposes an indirect measurement method based on a dimensional and shape analysis of forgings for the evaluation of the manufacture and the proper…”
Get full text

Preliminary studies of increasing the durability of forging tools subjected to various variants of surface treatment used in the hot die forging process of producing valve forgings by Hawryluk, Marek, Lachowicz, Marzena, Janik, Marta, Ziemba, Jacek, Gronostajski, Zbigniew

Get full text

Analysis of wear mechanisms of hot forging tools protected with hybrid layers performed by nitriding and PVD coatings deposition by Gronostajski, Zbigniew, Kaszuba, Marcin, Widomski, Paweł, Smolik, Jerzy, Ziemba, Jacek, Hawryluk, Marek

“…This article presents the results of research on hybrid layers used to increase the durability of hot forging tools. The aim of the work is to uniformly…”
Get full text

Development of Preliminary Precision Forging Technology and Concept for Tools Used to Reforge 60E1A6 Profile Needle Rails with the Use of Numerical and Physical Modeling by Hawryluk, Marek, Cygan, Piotr, Krawczyk, Jakub, Barełkowski, Artur, Ziemba, Jacek, Lewandowski, Filip, Wieczorek, Igor

“…This study examines the possibilities of applying numerical and physical modeling to the elaboration of technology and design of tools used in the hot forging…”
Get full text

Possibilities of Increasing the Durability of Punches Used in the Forging Process in Closed Dies of Valve Forgings by Using Alternative Materials from Tool Steels and Sintered Carbides by Hawryluk, Marek, Janik, Marta, Gronostajski, Zbigniew, Barełkowki, Artur, Zwierzchowski, Maciej, Lachowicz, Marzena, Ziemba, Jacek, Marzec, Jan

“…This study refers to an analysis of the durability of forging tools applied in the second operation of producing a valve forging from the chromium-nickel…”
Get full text

Influence of the application of a PN+Cr/CrN hybrid layer on the improvement of the lifetime of hot forging tools by Hawryluk, Marek, Gronostajski, Zbigniew, Widomski, Paweł, Kaszuba, Marcin, Ziemba, Jacek, Smolik, Jerzy

“…This article presents the results of field tests performed on forging tools in a selected lid hot forging process. The aim of the studies was to increase the…”
Get full text

Support Possibilities for 3D Scanning of Forging Tools with Deep and Slim Impressions for an Evaluation of Wear by Means of Replication Methods by Hawryluk, Marek, Gronostajski, Zbigniew, Ziemba, Jacek, Janik, Marta, Górski, Piotr, Lisowski, Miłosz

“…This article discusses the problems related to the use of non-contact 3D scanning techniques and their support by means of replication methods for the analysis…”
Get full text

Analysis of the wear of forging tools surface layer after hybrid surface treatment by Hawryluk, Marek, Gronostajski, Zbigniew, Kaszuba, Marcin, Polak, Sławomir, Widomski, Paweł, Smolik, Jerzy, Ziemba, Jacek

“…The performed research involved a thorough analysis of the phenomena occurring at an early stage of performance of selected forging tools – stamps (up to 4000…”
Get full text

Identification of the relations between the process conditions and the forging tool wear by combined experimental and numerical investigations by Hawryluk, Marek, Kaszuba, Marcin, Gronostajski, Zbigniew, Polak, Sławomir, Ziemba, Jacek

“…[Display omitted] •Analysis and identification of the damage mechanisms in different areas of tool.•Numerical modeling of tool wear (damage) by using Archard…”
Get full text

Wear Analysis of Forging Tools Used in an Industrial Production Process—Hot Forging in Closed Dies of the “Head-Disk” of an Engine Valve Forging by Hawryluk, Marek, Ziemba, Jacek, Janik, Marta, Górski, Piotr, Dudkiewicz, Łukasz, Głód, Kornelia, Krawczyk, Jakub

“…The article performs an analysis of the durability of punches applied in the process of producing a valve forging from chromium-nickel steel. A forging of this…”
Get full text

Problems of the process of manufacturing precision forgings in multiple systems on a hot hydraulic hammer by Hawryluk, Marek, Dudkiewicz, Łukasz, Ziemba, Jacek, Polak, Sławomir, Kaczyński, Paweł, Szymańska, Tatiana

“…The article presents the results of a complex analysis referring to a periodical occurrence of forging defects in the form of twisting of pin-type elements…”
Get full text

Analysis of the impact of forging and trimming tools wear on the dimension-shape precision of forgings obtained in the process of manufacturing components for the automotive industry by Hawryluk, Marek, Kondracki, Piotr, Krawczyk, Jakub, Rychlik, Marcin, Ziemba, Jacek

“…The study presents the results of an analysis of the manufacturing process of a yoke-type forging for automotive industry with the use of numerical modelling…”
Get full text