Search Results - "Löpenhaus, Christoph"

Analysis of the influence of the effective angles on the tool wear in gear hobbing by Kühn, Felix, Löpenhaus, Christoph, Brimmers, Jens, Klocke, Fritz, Bergs, Thomas

“…Gear hobbing is one of the most productive manufacturing processes for cylindrical spur gears. The macro geometry of the cutting edge of a hob depends on the…”
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Discretization of the contact conditions considering the grain engagement for generating gear grinding by de Oliveira Teixeira, Patricia, Brecher, Christian, Löpenhaus, Christoph

“…Generating gear grinding is a hard finishing process mainly used to meet the high requirements for gears in terms of geometry and surface quality. However, due…”
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The Influence of Material Roughness, Hardness and Lubricant Additives on Micropitting Behaviour in Rolling-Sliding Contacts by Ohno, Takuya, Greschert, René, Löpenhaus, Christoph, Brecher, Christian

“…Regarding micropitting, which is one of the fatigue damages that occur under conditions where the oil film thickness is smaller than the surface roughness, the…”
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Influence of the metalworking fluid on the micropitting wear of gears by Brecher, Christian, Löpenhaus, Christoph, Greschert, René

“…Boundary layers can protect tooth flanks from metal-to-metal contacts. The characteristics of boundary layers and the resulting frictional and wear behavior…”
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Reduction of the tonality of gear noise by application of topography scattering by Geradts, Peter, Brecher, Christian, Löpenhaus, Christoph, Kasten, Marcel

“…In the design process of transmissions, one major criterion is the resulting noise emission of the powertrain due to the gear excitation. Within the past…”
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Residual stress interaction on gear manufacturing by Rego, Ronnie, Löpenhaus, Christoph, Gomes, Jefferson, Klocke, Fritz

“…[Display omitted] •The gear integrity depends on residual stresses of the entire manufacturing chain.•The magnitude of the system modification is proportional…”
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Application of Hall effect for assessing grinding thermal damage by Teixeira, Patrícia H.O., Rego, Ronnie Rodrigo, Pinto, Fabio Wagner, de Oliveira Gomes, Jefferson, Löpenhaus, Christoph

“…The limitations of the usual techniques applied for gear grinding burn detection are extended by the increasing demands on quality control within industrial…”
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Influence of the grinding process on the tribological behavior of gear analogy test parts by Brecher, Christian, Löpenhaus, Christoph, Greschert, René

“…Purpose Boundary layers, which develop during manufacturing and operation, can protect tooth flanks from metal-to-metal contacts. The characteristics of…”
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Calculation of mixed friction conditions in large-Scale rolling-Sliding contacts for different surface structures by Mevissen, Dieter, Löpenhaus, Christoph, Bergs, Thomas

“…The lubricant significantly influences the performance of rolling-sliding contacts. On the one hand, the normal force is transmitted by the lubricant in…”
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Corrigendum to “Application of Hall effect for assessing grinding thermal damage” [J. Mater. Process. Technol. 270 (2019) 356–364] by Teixeira, Patrícia H.O., Rego, Ronnie Rodrigo, Pinto, Fabio Wagner, de Oliveira Gomes, Jefferson, Löpenhaus, Christoph

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Experimental analysis of the dynamic noise behavior of a two-stage cylindrical gearbox by Brecher, Christian, Schroers, Marius, Löpenhaus, Christoph

“…There are several objectives in the design phase of gears: Besides a sufficient load capacity and a high efficiency of the gearbox, the acoustic behavior has…”
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Powder Metal Gears for Highly Loaded Powertrains: How Powder Metallurgy Supports Current Trends in Transmission Technology by Frech, Tim, Scholzen, Philipp, Löpenhaus, Christoph, Klocke, Fritz

“…The powder metal (PM) process chain allows a resource-and energy-efficient production of powertrain components and, therefore, leads to a greener production…”
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High-strength gears produced by powder metallurgical processes – KL500/93-2 by Klocke, Fritz, Broeckmann, Christoph, Löpenhaus, Christoph, Bezold, Alexander, Frech, Tim, Hajeck, Marko, Scholzen, Philipp, Gebhardt, Christian

“…Purpose The purpose of this study is to optimize high-strength gears produced by powder metallurgical process and to provide a material model to predict the…”
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Influence of hard rolling and the cooling lubricant on the material properties and the rolling strength of PM gears by Klocke, Fritz, Bergs, Thomas, Löpenhaus, Christoph, Scholzen, Philipp, Frech, Tim

“…Purpose The lower density of powder metallurgical (PM) gears compared to solid steel gears leads to not only a lower weight but also a lower load-carrying…”
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Gear finish hobbing: potentials of several cutting materials by Sari, Deniz, Klocke, Fritz, Löpenhaus, Christoph

“…This paper deals with the investigation of gear finish hobbing using several cutting materials. Gear finish hobbing is a method for soft finishing of external…”
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Abbildung der Zahnflankenbeanspruchung durch ein Analogiekonzept zur Erzeugung der Schadensart Zahnflankenbruch by Goergen, Fabian, Brecher, Christian, Löpenhaus, Christoph

“…Zusammenfassung Die vorliegende Arbeit beschäftigt sich mit der Entwicklung eines Konzeptes zur Untersuchung der Schadensart Zahnflankenbruch im…”
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Einfluss der elastischen Nachgiebigkeit auf die Kraft beim tauchenden Kegelradschleifen by Solf, Mareike, Löpenhaus, Christoph, Bergs, Thomas

“…Zusammenfassung Aufgrund steigender Anforderungen an den Wirkungsgrad und die Geräuschanregung von Zahnradgetrieben ist die Hartbearbeitung von Zahnrädern für…”
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Einfluss einer gezielt aufgeprägten Mikrogeometriestreuung auf das Anregungsverhalten von Kegelradverzahnungen by Kasten, Marcel, Brecher, Christian, Löpenhaus, Christoph

“…Zusammenfassung Bei der Konstruktion von Zahnradgetrieben ist ein wichtiges Auslegungskriterium die resultierende Geräuschemission durch die…”
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Potenzial von freien Flankenmodifikationen für Beveloidverzahnungen by Brimmers, Jens, Brecher, Christian, Löpenhaus, Christoph

“…Zusammenfassung In den vergangenen Jahren rückt die Beveloidverzahnung, auch konische Verzahnung genannt, in den Fokus. Die Beveloidverzahnung findet bei…”
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Einfluss der Kontaktbedingungen des Walzprozesses auf den Dichtetiefenverlauf von PM Zahnrädern by Frech, Tim, Klocke, Fritz, Löpenhaus, Christoph

“…Zusammenfassung Pulvermetallurgische (PM) Zahnräder weisen durch die endkonturnahe Fertigung und die, im Vergleich zur konventionellen Fertigung, verkürzte…”
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