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VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

Results in this title

T. Arndt, J. Klose, M. Gerstenmeyer, V. Schulze Tool wear development in gear skiving process of quenched and tempered internal gears S. 1331-1344

„… particular in order to achieve long tool life at required workpiece quality. These requirements are amplified …” „… lubricant strategy are varied in order to investi-gate the influence on tool life and surface quality in the …” „… gear skiving for the tool life and the tooth flank quality. 1. Introduction The highly productive gear …”

E. Lamaj, J. Blomeke, F. Rudolph, J. Hermes A comprehensive, fully parametrized calculation model for improved helical-hypoid gearbox efficiency S. 825-836

„… configurations without sacrificing bearing life. Fig. 7: Bearing lifetime results VDI-Berichte Nr. 2389 …” „… efficiency requires continuous interdisciplinary improve-ments of the calculation tool chain as well as the …” „… tools based on the latest DIN, ISO, AGMA etc., standard calculation methods. These analytical …”

B. Schalley, J. Brimmers, T. Bergs Potential and challenges of profile gear grinding with vitrified bonded cBN S. 1569-1582

„… Potential and Challenges of Profile Gear Grinding with Vitrified Bonded cBN Analysis of Tool Life …” „… . The technological advantages of cBN grains allow extended tool life, increased productivity and good …” „… were carried out to analyze the tool life and the resulting gear properties. Based on the tool life …”

M. Furst, J. Gotz, M. Otto, K. Stahl Automation of gearbox design S. 787-802

„… . Computer-aided tools are widely used for analyzing given design configurations because standardized methods are …” „… dimensioning of the wheel body, the service life calculation of rolling element bearings and the selection of …” „… engineering tools. For the design of shafts, they propose a division into several sections, which are linked …”

A. Spatzig, N. Fujimura, P. de Oliveira Teixeira Practical analysis of productivity of grinding tools in the process of internal generating gear grinding S. 1319-1330

„… analysis to find corundum wheels that can achieve acceptable tool life for mass production with more …” „… beneficial properties such as high hardness and wear resistance [3, 4], leading to an extended tool life and …” „… tool. Due to this, the wheel life in the analogy process was expected to be three times shorter than in …”

J. Thomas, C. Gosselin, F. Mieth Design, strength calculation by ISO10300 and loaded TCA of forged differential bevel gears S. 157-170

„… and manufacturing is a Tooth Flank Generator (TFG) capable of replicating the tool and work piece …” „… movements to obtain exact tooth flank coordinates. In the following, HyGEARS is the tool used for the basic …” „… gears [2]. With respect to straight bevel gears, HyGEARS supports the 2-Tool generator and the Coniflex …”

I. Hong, Z. Teaford, A. Kahraman A comparison of gear tooth bending fatigue lives from single tooth bending and rotating gear tests S. 45-74

„… ., 2004, “The Effect of Machined Topography and Integrity on Fatigue Life,” Int. J. Mach. Tools Manuf …” „… Life-Stress relationship is defined as    50max 1 2 max maxln , min ( )iffN …” „… service. As RG evaluations are costly and time-consuming, it is desirable to quantify how a stress-life …”

S. Matkovič, M. Kalin Effect of tribological properties on tooth root fatigue failure of polymer gears S. 1257-1268

„… expected trend is that the root fatigue life decreases with increased torque. For example, the lifetime of …” „… gear fatigue life was conducted in both dry and lubricated conditions. Using these data, FEM evaluation …” „… polymer gears, leading to better prediction of polymer gears tooth root fatigue life. VDI-Berichte Nr …”

S. Sklenak, J. Brimmers, C. Brecher Analysis of local wear within the dry lubricated rolling- sliding contact of coated surfaces S. 305-316

„… Machine Tools and Production Engineering, Gear Department, RWTH Aachen University Abstract Tooth …” „… frictional force, a distinction can be made between life duration and use duration. For knowledge of the wear …” „… in gear drives show that the service life of conventionally designed gearing is significantly reduced …”

K. Fukanoki, K. Matsuo, Y. Suzuki, K. Fujiki Practical application of asymmetric tooth root geometry for downsizing automotive transmission gears S. 197-214

„… loading frequency so that the tooth root bending stress is below the fatigue limit. Tool life and the …” „… expected to lead to tool breakage or early crater wear, resulting in a substantial reduction of tool life …” „… gear tooth cutting tool (hob). This limitation stems from the symmetric geometry of the hob cutting …”

G. Klein New chamfer cutting solutions for cylindrical gears: gaining productivity and flexibility S. 1397-1410

„… greatly impact tool life. VDI-Berichte Nr. 2389, 20221402Fig. 8: No measurable burrs on the edge of the …” „… used as much as possible to maximize tool life (Figure 11). VDI-Berichte Nr. 2389, 20221404 Fig. 11 …” „… processes: Chamfer Hobbing and Fly Cutter Chamfering. Chamfer Hobbing focuses on achieving low tool …”

L. Bonaiti, F. Rosa, P. Mahendra Rao, C. Gorla, F. Concli Gear root bending strength: statistical treatment of single tooth bending fatigue tests results S. 15-30

„… gear bending fatigue strength is a key aspect. Furthermore, in order to calculate the service life of a …” „… statistical tool capable of considering also interrupted tests (e.g. runouts) has been used to estimate, in …” „… both, the limited life region and the long life one. Those curves are defined at 1% gear failure …”

M. Solf, J. Brimmers, T. Bergs Sustainable gear manufacturing – Potential and challenges S. 1395-1396

„… should take place in all phases of the product life cycle, from gear design, material extraction, gear …” „… along the entire gear life cycle. In this way, different levers to improve the eco-balance will be …” „… , Prof. Dr.-Ing. T. Bergs, Laboratory for Machine Tools and Production Engineering (WZL), Faculty for …”

S. Vonderschmidt, A. Ott, A. Vonderschmidt High speed machining with magnetically geared driven tools on rotatory milling machines S. 1415-1428

„… High Speed Machining with Magnetically Geared Driven Tools on Rotatory Milling Machines Dr. Stefan …” „… , Horb am Neckar Abstract This paper presents a magnetic transmission based driven tool for CNC …” „… machining centers. With this driven tool, the speed of the main spindle can be increased to speeds up to …”

A. Kubo, A. Ueda, R. Uehara Development of IP-bevel gears for industrial operation S. 343-356

„… conventional machines). The reason of this is, (1) many paths of the cutting tool movement are necessary to …” „… , (1) many paths of the cutting tool movement are necessary to generate 3D curved form of tooth flank …” „… construction vehicle shows, that the life reliability of actual bevel gears operating in fields is guaranteed …”

D. Linsler, J. Hamann, M. Scherge Online high resolution wear measurement – a powerful tool for the analysis of initial stages of pitting S. 957-958

„… Online high resolution wear measurement – a powerful tool for the analysis of initial stages of …” „… fatigue life of gears and therefore the reliability of the related mechanical systems. It does not …” „… they influence the performance of the gears. The method is an important tool when evaluating the effect …”

J. Hochrein, M. Trubswetter, M. Otto, K. Stahl Direct flank geometry calculation for face gears S. 1447-1460

„… assumed, that the presented deviations are due to the finite manufacturing accuracy and tool service life …” „… . The profile shift of the tool decreases over the lifetime [6] and therefore the manufactured face gear …” „… still conventional process for face gears [2, 15]. The tool is a pinion–type cutter e.g. defined by the …”

B. James Developing a digital thread linking gear design to manufacturing simulation and metrology S. 185-196

„… (Computer Aided Engineering) tools has transformed the design process gears over the past 30 years as …” „… specialist tools have been introduced to gear manufacturers, large and small, to allow them to simulate and …” „… tools have failed to deliver on the promises of Concurrent Engineering since the simulation is …”

B. van Wissen, M. Kanters, F. Mitsuzuka, K. Iwanaga, M. Meuwissen, A. Hasanovic Predicting static and fatigue performance of fiber reinforced plastic gears S. 1083-1098

„… a model that provides accurate torque-to-failure and life-time predictions. This can significantly …” „… temperature dependent pre-factor. It is shown that the predictions are within a factor of 3 on life-time …” „… and life science company with its headquarters based in the South of the Netherlands. As one of its …”

P. Rodel, R. Spieler, M. Indenbirken, T. Nuisl Holistic friction optimization of transmissions – a significant contribution for sustainability S. 731-744

„… . minimization of power loss under consideration of life and stiffness boundary conditions. Examples are …” „… error for gear stages on the one hand and rating life and NVH for bearings on the other hand. This …” „… provides the software tool Bearinx to calculate the performance of the transmission and its machine …”

A. Alnahlaui, P. Tenberge Improved method for the determination of tooth root endurance strength S. 31-44

„… staircase (right) test. VDI-Berichte Nr. 2389, 2022 31 1. State of the art Fatigue life analysis describes …” „… the real failure behaviour and the expected service life of a gearbox from test results at reduced …” „… assembly tool Fig. 8. By using a mounting device, the symmetrical clamping and the reproducibility of the …”

S. Oberle, V. Labriola, E. Melnikov, G. Gariglio High performance plastic gear solution in the engine environment S. 1033-1044

„… long duration life-time. Despite those aspects, the wish to successfully implement plastic gears inside …” „… gears need to be hardened in order to withstand to such a tough loading profiles over the service life …” „… the second step, the gear ring and metal hub are inserted into a second injection molding tool and …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… 305S. Sklenak, J. Brimmers, C. Brecher, Laboratory for Machine Tools and Production Engineering (WZL …” „… Machine Tools and Production Engineering (WZL), Gear Department, RWTH Aachen University, Germany f Gear …” „… tooth root optimization – general tool geometry for much smaller tooth root stresses …”

D. Drummer, D. Schubert, C. Herzog In situ measurement of geometric and structural influences on the operating properties of polymer gears S. 1099-1116

„… deformation, wear or achievable life-time can be investigated in much more detail. Thus, a deeper …” „… measurements, promising a very helpful tool to examine the behaviour of gear sets more closely. However, as of …” „… gear is moulded onto has in the injection-moulding tool. Fig. 7: Two flank rolling deviations of the …”

A. Pogačnik, U. Kissling The future of plastic gear standardization S. 1149-1160

„… .: Wear-coefficient analyses for polymer-gear life-time predictions: A critical appraisal of methodologies. Wear, 2021 …” „… possible to design plastic gears. But the engineers might require some additional tools (contact analysis …”

P. Mahendra Rao, S. Foletti, L. Bonaiti, C. Gorla, S. Beretta, F. Concli Mode III threshold under rolling contact fatigue and development of a test gearbox for planet gears S. 499-510

„… ISO 6336 and have been optimized using a parametric tool to ensure highest possible transmission …” „… modifications to ensure that the quality and efficiency of the gear drive and their life is not adversely …” „… the modified reference rating life for universally loaded bearings. Standard. Geneva, CH …”

E. Lothman, M. Hein, U. Steiner Increased load carrying capacity of gears through optimized steel performance, surface conditions and processes S. 637-650

„… development. The approaches and tools available are many, but few take the available material performance into …” „… ) in Munich. The investigations were focused on the area of limited life, but the endurance limit …” „… slope of the S/N-curve in the area of limited life, but also an estimation of the endurance limit for …”

W. Kassem, M. Oehler, B. Sauer, S. Schmidt, J. Hausmann Investigation of the time-dependent behavior of plastic gears with local tribological simulation S. 1281-1294

„… developed computational tool provides full coupling between finite element analysis (FEA) and local …” „… , F (2015) Life and damage mode modelling applied to plastic gears. Engineering Failure Analysis …” „… ) Accelerated lifetime testing of reinforced polymer gears. Journal of Advanced Mechanical Design, Systems, and …”

A. Sitzmann, T. Tobie, K. Stahl, S. Hoja, S. Schurer Deep nitriding – contact and bending strength of gears with increased nitriding hardening depth S. 875-890

„… symmetrically between two jaws. A special tool was used to adjust the exact position of the test gear. Flank …” „… experience, no explicit tests were undertaken in the area of finite life fatigue strength but tests were …” „… focused on the range of long (infinite) life. Fig. 3 shows the experimental determined tooth root bending …”

A. Turich Gear hard finishing with up to 100% in-process inspection S. 1583-XL

„… . Among other things, this real life approach is based on 2 facts: measuring time which is significantly …” „… Gleason’s Quik-Flex® Plus Workholding, just one tool for the exchange of all mechanical components and a …”

P. Barreiro, S. Pfrimmer, G. Armutcu, J. Hermes Quality improvement of an aluminum gearbox housing by implementing additive manufacturing S. 1429-1446

„… material chosen was the tool steel 1.2709 (X3NiCoMoTi18-9-5). The die was printed and machined to its final …” „… used for AM are aluminum alloys for lightweight construction, tool and stainless steel alloys, nickel …” „… , part quality, and costs by reducing the die’s service life. Cooling circuits, thermoregulation, copper …”

P. Tenberge, J. Vorgerd, L. Gondecki 2-disc tribometer for various tests on sliding/rolling contacts with tribological loads such as in tooth flank contacts S. 145-156

„… beginning of human use of tools has been achieved through permanent improvements of the machine elements due …” „… which are critical for the service life of machines are usually the most heavily loaded sliding and …”

R. Jaeger, C. Koplin, B. Schluter Lubricated polymer-steel-systems: influence of the surface and interfacial energies of frictional partners on their tribological performance S. 1223-1236

„… which extent it can represent the “real-life” situation where the mechanical characteristics of a …” „… of the polymer-steel systems based on these data, the “energetic approach” would provide a tool to …”

C. Schonke, T. Magdy, K. Daubach, W. Kassem, M. Oehler, O. Koch Simulation of high torque density gearbox noise excitation S. 837-848

„… years to integrate more functionality like the simulation of helical gearing. These classical tools …” „… . 2389, 20228383 The COMPOSE-Software The new COMPOSE-software is a universal tool for the design and …” „… that have strong influence on lifetime and noise behavior. With current simulation programs, fully …”

G. Hlebanja, M. Hriberšek, M. Erjavec, S. Kulovec Influence of the tooth flank shape on wear for a steel-POM gar pair S. 1295-1304

„… cutting tool. Basic disks made of POM without fillers are injection moulded, using an axial sprue enabling …” „… on the CNC Koepfer machine tool as to enable effective manufacturing. In combinations of plastic and …” „… entire loading cycle of the lifetime tests, which was facilitated by Optris PIX Connect software. Since …”

F. Lagier, A. Bischofberger, K. Bause, S. Ott Suitability of additive manufactured PEEK gears as a means of gear sampling for automotive high-speed gearboxes S. 1045-1060

„… iterations of components with high complexity and intricacy is possible without requiring specialized tools …” „… tools nullifies the benefit of FDM tool-free manufacturing. Another way to reduce inaccuracy in the …” „… positive effect of grease lubrication and steel gear surface on the lifetime of the PEEK gear, and states …”

M. Zalfen, J. Lovenich, O. Malinowski, C. Brecher, J. Brimmers, S. Neus, S. Stark, D. Kruger Test rig concept for high power VHCF gear testing S. 485-498

„… , Laboratory for Machine Tools and Production Engineering (WZL), Gear Department, Chair of Manufacturing …” „… for a limiting number of NG = 3 -10 Mio. load cycles which is far less than the expected lifetime of …”

doi.org/10.51202/9783181023891

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wt Werkstattstechnik online

Browse Volumes: wt Werkstattstechnik online

wt Volume 97 (2007) Issue 7-8 ISSN Online: 1436-4980

Results in this title

T. Frank, J. Niemann, E. Westkämper Ein Tool zur lebenslangen Kostenüberwachung S. 555-559

„… -, Überwachungs- und Steuerungsinstruments [8]. Development of a tool for life cycle cost controlling So far life …” „… directed cost controlling over the whole life cycle is not possible with the current models. Now a new tool …” „… Titelthema – AufsatzPLM (Produkt Lifecycle Management), Kostenrechnung Ein Tool zur lebenslangen …”

J. Fleischer, M. Schopp, A. Broos, J. Wieser Datenbasis für lastabhängige Prozesseingriffe* S. 491-497

„… Kundenanforderungen hinsichtlich der Life-Cycle-Performance der Anlagen konfrontiert (zum Bei-spiel Garantie von …” „… .: Maschinenüberwachung unter Life-Cycle-Aspekten. wt Werkstatts-technik online 96 (2006) H. 7/8, S. 435–440. Internet …” „… of machine tools Developing approaches to increase machine tool availability is the aim of the …”

J. C. Aurich, E. Schweitzer, M. Siener, C. Fuchs, F. Jenne, U. Kirsten Life Cycle Management investiver PSS* S. 579-585

„… .; Mateika, M.: Strategic and Operational Life Cycle Management – Concept, Methods and Tools. In: Conference …” „… Betriebsmanagement, Strategie, Service Life Cycle Management investiver PSS * Gestaltung und …” „… . Kirsten Bestehende Ansätze des Life Cycle Managements (LCM) stellen eine wesentliche Grundlage für die …”

B. Denkena, P. Blümel, L.-E. Lorenzen Total Benefits of Ownership S. 560-566

„… liegt damit noch hinter den Be-kanntheitsgraden von „Life-Cycle-Performance“ (50 %) und „Total Value of …” „… business benefit of investment alternatives Life Cycle Costs of plants now gain in importance for …” „… Online-Befragungs-Tools durch -geführt. Darüber hinaus wurden Unternehmen direkt auf den Messen „IAA Nutzfahrzeuge“ und …”

D. Spath, S. Koch Neue Modularisierung für Systemdienstleistungen* S. 498-503

„… [10] Gu, P.; Hashemian, M.; Sosale, S.: An Integrated Modular Design Methodology for Life-Cycle …” „… , machine tool builders do not only have to care about the sales of their machines. They must look at the …” „… entire life cycl e of the machine. This affects modularisation as well. Further-more new business models …”

U. Wagner, P. Näser, E. Müller Optimierung betrieblicher Prozesse* S. 586-591

„… flow of information along the plant life -cycle phases. According to this context the standardisation …” „… Problematik noch drastischer. Hier gibt es nur für die IT-Branche diverse Modellierungs-Tools, die einige …” „… Innovation: Projektmanagementsoftware – Informationen, Tools & Tipps. Internet: www.pm-software.info …”

C. Brecher, W. Klein Auf dem Weg zur Condition-Monitoring-fähigen Werkzeugmaschine* S. 480-484

„… of machine tool manu-facturing and design of production facilities requires a constant im -provement …” „… machine tool components the use of intelligent condition monitoring systems leads to an increased …” „… tools safer, more reliable and easier to plan. Within the context of an optimised, condition-based …”

G. Schuh, C. Klotzbach, F. Gaus Lebenszykluskostenbasierte Servicemodelle* S. 550-554

„… abhängen und systematisch mit-Service models based on life cycle costs – Tool- and diemaking of the future …” „… . Düsseldorf: Springer-VDI-Verlag [11] Gurung, N.; Mahendran, M.: Comparative Life Cycle Costs for New Steel …” „… Kostenmanagement. Bern: Verlag Paul Haupt 1994, S. 281–334 [13] Tönshoff, H. K. et al.: Life Cycle Cost Orientation …”

M. Schenk, F. Ryll, M. Endig Dynamische Zustandsbewertung technischer Anlagen* S. 572-578

„… kaufmännischen Seite der Problematik wird mit Hilfe leistungsfähiger Methoden und Werkzeuge für ein Life Cycle …” „… developed me-thods and a tool that use the parameter of rate of wear to quantify the technical condition of …” „… technical assets. These methods and this tool support plant management decision-making, ensuring reliable …”

J. Fleischer, J. Rühl, S. Niggeschmidt, R. Ladenburger Leistungskalkulation hybrider Produkte* S. 526-532

„… . Einflussparameter auf das ServiceprogrammLiteratur [1] Fleischer, J.; Rühl, J.; Weismann, U.; Faigle, B.: Life …” „… .: Applications of Services Engineering Methods and Tool to Industries. 2005 International CIRP LCE Seminar …”

doi.org/10.37544/1436-4980-2007-7-8

VDI Wissensforum GmbH - International Conference on Gears 2019

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2019

Series: VDI-Berichte

Volume 2355 2019

Results in this title

B. Karpuschewski, D. Sackmann, M. Kochig, M. Beutner, F. Welzel Potentials and limits of gear hobbing with cooling lubricants S. 1591-1602

„… thickness of 0.20 mm. It is noticeable that dry cutting without lubrication lead to very large tool life …” „… especially at the lowest tested cutting speed vc= 180 m/min. Increasing the cutting speed the tool life of …” „… flatter behaviour than the dry processes but its tool life is about 2.5-fold compared to the oil based …”

R. Ratnagiri, M. Kato, H. Kuchelka Advances in polyacetal materials for gears S. 1357-1366

„… life-times under active loading. Fig. 2: Tensile Fatigue of Delrin® 100P 3. Effect of Stress on …” „… tool for plastic gears that provides realistic simulation of plastic gears’ lifetime, durability, and …” „… provides an efficient tool for lifetime prognosis of plastic gear systems. Several factors that can affect …”

M. Lutz, J. Hermes Use of multiple-body simulation during the development process of gear units S. 1077-1086

„… bearing life calculation is performed and the individual lifetimes are combined into a total lifetime …” „… multitude of innovations multiple-body simulation has been further developed from a simulation tool, mainly …” „… used in system simulation, to a tool also used in drive technology during the product development …”

Titelei/Inhaltsverzeichnis S. I-XXVI

„… f Flank strength Influence of gear surface roughness on pitting and micropitting life …” „… 229 R. Slatter, Sensitec GmbH, Lahnau Deep online oil analysis of dielectric parameters for life time …” „… graph-based design languages using state of the art tools …”

K. Holder, C. Salander, S. Rudolph, R. Stetter Automated requirements-driven design synthesis of gearboxes with graph-based design languages using state of the art tools S. 713-726

„… independently from any particular program-specific or proprietary data format throughout the product life-cycle …” „… . 6 Acknowledgements The project "digital product life-cycle" (ZaFH, see …” „… using state of the art tools K. Holder M.Sc., ZF Friedrichshafen AG, Friedrichshafen; Prof. Dr …”

A. Spatzig, N. Fujimura, T. Monden, T. Kikuchi, K. Yoshikawa, A. Georgoussis Machining process solutions to support the reduction of distortion in ring gears after heat treatment S. 1635-1646

„… by a shortened tool life. Mitsubishi Heavy Industries Group (MHI) developed a proprietary Super …” „… Skiving cutting tool to improve cutting conditions and increasing tool life, thus enabling an economical …” „… increased tool life in continuous cutting using multiple blades in a manner similar to hobbing. Therefore …”

J. Tavčar, J. Kos, D. Zorko, J. Duhovnik A multi-criteria polymer gears design optimisation procedure S. 1473-1484

„… manufactured at low costs in a multi-cavity tool by means of injection moulding. A weak property of polymer …” „… between shafts (volume), life span Gear material selection Preliminary caclulation Criteria: tooth root …” „… of rotation and time = number of loads. The durability, or life span, is influenced by different …”

M. Zapf, J. Klose, F. Zanger, V. Schulze Analysis of process forces and surface topography when manufacturing case-hardened gears by double flanked hard skiving S. 1647-1658

„… economical tool life must be achieved. In industrial practice, a handful of applications can be found …” „… excellent surfaces and sufficient tool life are possible in practice. Studies of other gear machining …” „… than other tests. Thus, higher tool life is expectable. VDI-Berichte Nr. 2355, 2019 1657 5 …”

N. Yildirim, M. Yasar, E. Yildirim, F. Erdogan, B. Karatas Experimental verification of improvements in static and fatigue bending capacity of spur gear tooth via tooth root design optimization S. 959-972

„… element analysis tools. Next, the same gear pair design is optimized with application of asymmetric …” „… tooth root and analyzed by using the finite element analysis tools. Maximum principal tensile stresses …” „… under static loading. Fatigue life predictions based on fatigue theories have also shown some …”

M. Uhlig, C. Pastor Simulation tool-chain for plastic gear design S. 1453-1460

„… Simulation tool-chain for plastic gear design Dipl.-Ing. Martin Uhlig, Robert Bosch GmbH …” „… highly integrated and optimized. Advanced simulation tools allow appropriate design to meet the …” „… reasons over large temperature and humidity ranges during service life is challenging and requires …”

K. Matsuo, Y. Suzuki, I. Moriwaki Simulation of tooth flank profile in the gear honing process S. 1707-1724

„… teeth is increased over that of the workpiece for the purpose of improving the service life of the …” „… between the tooth flank profile of the tools (dressing gear and honing wheel) and the tooth flank profile …” „… , heat treatment and gear honing. Improving the service life of the dressing gear (master gear) in the …”

B. Karpuschewski, T. Lierse, S. Schulze Inline-deep rolling – a new approach to increase tooth root load capacity S. 1787-1798

„… , M.Sc. Steffen Schulze, Machine Tools, Manufacturing, Assembly & Quality (WFM), University of …” „… developed inline-deep rolling tool, these positive impacts can also be made available for gear manufacturing …” „… is necessary to raise the tooth root load capacity. Based on this objective a tool system was …”

T. Kleiber DIN Q6 meets DIN Q10 – Need for modern internal gear production S. 415-424

„… quite difficult because the impression of “noise” is quite subjective. Everybody has a life time …” „… cumulated number of revolutions during service life pile up to 1 billion revolutions. The circumferential …” „… good stability after tool reworking operations. With high end machining processes the quality …”

G.-T. Weber New possibilities for dry hard finishing of internal gears S. 1659-1664

„… tools individually according to their tool life. VDI-Berichte Nr. 2355, 2019 1663 A second version of …” „… invented a hard fining process based on a gear shaped grinding tool with galvanic plating. The fining …” „… process follows the Hard Scudding® process. The fining tool is used to generate a surface finish of the …”

S. Matkovič, A. Pogačnik, M. Kalin Comparison between VDI 2736 wear calculation and experimentally obtained results S. 1311-1322

„… of service life. In addition, profile simulated using value reported in VDI 2736 does not correspond …” „… was used as a reverse engineering tool to determine wear coefficient of polymer gear with a few …” „… obtained through pin-on-disc measurements can lead to sever underestimation of service life of polymer …”

M. Fromberger, S. Sendlbeck, M. Rothemund, J. Gotz, M. Otto, K. Stahl Comparing data sources for condition monitoring suitability S. 257-268

„… valid for the whole product life cycle. For machine manufacturers, this often means exploring new and …” „… life of a machine part and shows when three different maintenance concepts become active during the …” „… part’s life. Different strategies of maintenance exist [7][10]: Preventive maintenance covers concepts …”

H.-J. Dennig, S. Monn, A. Vodermayer Thermoplastic high performance composite gears S. 1279-1290

„… the expected service life. For example, the tests with a line load of 60 N/mm were terminated after …” „… strength values, POM wheels can achieve a longer service life than PEEK wheels. A similar effect is …” „… component, they also increase wear. A single application of grease lubrication increases the life time …”

J. Klose, F. Zanger, V. Schulze Gear skiving of external gears with internally geared tools S. 1579-1590

„… load on the individual tooth and an increased tool life of the whole tool. When the maximum center …” „… Gear skiving of external gears with internally geared tools Jan Klose, Dr.-Ing. Frederik Zanger …” „… manufacture internal and external gears. The tool is a pinion like cutter that is meshing with the workpiece …”

R. Slatter Condition monitoring of gearboxes using magnetoresistive sensors S. 229-244

„… , accurate predictions of remaining useful life are increasingly possible. 1. Introduction …” „… , medical devices, wind turbines, machine tools or industrial robots: be it for the VDI-Berichte Nr. 2355 …” „… , selective and cost-effective diagnostic tool [22 through 25]. When applying MCSA typically the motor …”

E. Lothman, L. Kamjou, E. Claesson Gear performance beyond current standards – Implementing increased material fatigue performance in gears S. 915-924

„… , resulting in longer system life than initially anticipated. The improved performance is often accepted …” „… Material, Final Report”, Laboratory for Machine Tools and Production Engineering, WZL of RWTH Aachen …” „… implementation. A decrease in material variability will have a large effect on component scatter and lifetime of …”

J. Thomas, C. Gosselin, P. Eng Design and rating by means of loaded TCA of straight bevel differential gears S. 493-504

„… cutting methods such as planning with a 2-Tool generator, Revacycle®2, Coniflex®1, or by forging using a …” „… gear suppliers. In this paper it is shown how straight bevel gears cut either by a 2-Tool generator …” „… design, analysis and manufacturing is a Tooth Flank Generator (TFG) capable of replicating the tool and …”

B. Azzam, F. Harzendorf, R. Schelenz, G. Jacobs, W. Holweger White etching crack bearing failure: identification of high risk lubricant compounds using artificial neural networks S. 569-582

„… , WEC can lead to bearing failures within 5-20% of the bearing’s L10 life (DIN ISO 281) [6-11]. Several …” „… life tests on cylindrical roller thrust bearings in different oils [26]. A so-called ‘WEC critical oil …” „… ’ with additives resulted in premature bearing failure and a bearing life less than 5% of the bearing …”

J. Han, Y. Zhu, X. Tian, L. Xia A method of tooth longitudinal modification for internal gearing power honing S. 1725-1738

„… are widely used in high-speed transmission equipment to meet the requirements of service life …” „… processing methods adopt the method of tool modification or the combination of tool modification and …” „… multi-axis linkage. But using this method, there is a need to specially manufacture a modified tool for …”

C. Liu, W. Shi, F. Maria Cura, A. Mura Prediction of transmission accuracy lifetime of RV gearbox S. 425-436

„… , machine tools, and assembly and conveying equipment. RV gearbox usually consists of two-stage reduction …” „… range is too small compared to the actual service life of RV gear box. Besides, the initial tooth wear …” „… Prediction of transmission accuracy lifetime of RV gearbox Chang Liu, State Key Laboratory of …”

T. Sturmlinger, A. Comak, A. Albers, S. Gerdhenrichs, R. H. Schmitt Methodical analysis and selection of auto identification systems in the gear box manufacturing S. 1509-1520

„… H. Schmitt, Laboratory for Machine Tools and Production Engineering (WZL) – RWTH Aachen, Aachen …” „… condition monitoring, methods and tools are useful to support engineers in dealing with this challenge more …” „… , methods and tools are useful to support engineers in dealing with this challenge more efficiently …”

H. Aurrekoetxea, I. Ruiz de Ocenda Experimental and theoretical study of load mesh factor for different boundary conditions in wind gearbox planetary stages S. 835-844

„… gear contact stresses, bearing life, vibration in housings and other machinery studies. For the …” „… of spur and helical gears [2] Epicyclic Load Sharing Map –Application As a Design Tool, AGMA Paper …”

S. J. Ma, G. Y. Wu, G. Liu Study on the contact characteristics of threaded surfaces in a planetary roller screw mechanism S. 1155-1164

„… . The advantages of the PRSM are high stiffness, high load capacity, long travel life and compact …” „… , such as machine tool, medical equipment, port equipment of ship and flight control equipment of …”

H. Baour, P. Falbriard Micro skiving – (r)evolution of a known production process S. 1619-1634

„… many years. Several manufacturers and suppliers propose tools and machines for this operation. Up to …” „… of the means of production for both wheel, machine and tool’s manufacturers makes it possible to …” „… Fig. 2 – Parts profile Tool could look like this: Fig. 3: Cutter on a shank ØDt: Addendum …”

U. Kissling, U. Stolz, A. Turich Combining gear design with manufacturing process decisions S. 1533-1544

„… and restrictions can be considered in the design phase, are discussed: - Use of available tools such …” „… if an intended manufacturing process is feasible or not. 2. Selection of available tools during …” „… boxes in single-unit or in small batches, costs can be reduced if existing tools such as hobs or shaper …”

A. Weis, T. Deliktas, M. Liewald, N. Missal Cold forging of gear components by a modified Samanta process S. 1765-1776

„… been significantly reduced, which is expected to increase the tool lifetime. The advantages of the new …” „… Abstract Cold forging of toothed components by extrusion is associated with high punching forces and tool …” „… loads, which requires the use of expensive and high-strength tool steels. High process forces result …”

S. Detzel, Y. S. Krieger, M. F. Traeger, T. C. Lueth Design of gear surface models for 3D-printing of plastic gears S. 1401-1410

„… for specialized tools is eliminated and traditional restrictions related to manufacturing are no …” „… manufacturing. The fact that no customized tools need to be manufactured for production (i.e. injection molds …” „… tools. State of the Art Besides a long history of gears made from metal, plastic gears have expanded …”

A. Pogačnik, U. Kissling Layout of profile modifications for symmetric and asymmetric plastic gears S. 1461-1472

„… modifications are applied also on a steel gear, a custom tool is necessary for manufacturing, therefore costs …” „… obtained by just guessing the values for the modifications. However, with a modification sizing tool in …” „… KISSsoft [6] it is possible to determine the optimal modification, as shown in Figure 2. With this tool …”

F. Andary, G. Jacobs, J. Berroth Application of pre-calculated gear mesh stiffness on elastic gear bodies in multi-body simulation S. 1087-1098

„… (MBS) is an essential tool for mechanical engineers for predicting the dynamic behavior of mechanical …” „… resourceful and powerful modeling environment including various advanced solvers and processing tools. The …” „… well as lifetime of its components. To achieve a higher level of accuracy, gears can be modeled as …”

P. Lopez Garcia, S. Crispel, T. Verstraten, E. Saerens, B. Vanderborght, D. Lefeber Wolfrom gearboxes for lightweight, human-centered robotics S. 753-764

„… machine tools. • Gear Ratios must be high to cope with the high torques required, but also to reduce the …” „… carrying heavy tools and end-effectors, which force the gearboxes to operate at high torque and high power …” „… load inertia reflected to the motor and contribute to avoid control instabilities. • Extended Lifetime …”

P. Barreiro, J. Hoffmeister, J. Hermes, A. Bronner New improvement opportunities through applying topology optimization combined with 3D printing to the construction of gearbox housings S. 1823-1834

„… the subsequent printing result. The most implemented materials are aluminum alloys, tool and …” „… output holes were provided with roundness to protect end machining tools. Due to its high rotational …” „… bearings, increasing their lifetime [16]. The chosen additive technology for gearbox housing production …”

doi.org/10.51202/9783181023556

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wt Werkstattstechnik online

Browse Volumes: wt Werkstattstechnik online

wt Volume 99 (2009) Issue 7-8 ISSN Online: 1436-4980

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B. Denkena, M. Eikötter, P. Blümel, R. Schneider, S. Khowwigkai Lebenszykluskostenkalkulation von Hubschraubertriebwerken * S. 564-569

„… . ZWF 103 (2008) H. 6 [7] Lay, G.; Radermacher, E.: Life-Cycle-Costing-Tool als Instrument zur …” „… [5]. Life Cycle Cost calculation of helicopter jet engines – Development of a prognosis tool for MTU …” „… Lebenszykluskostenverfahrens „Life Cycle Costing” (LCC). Dies ermöglicht es MTU, den Kunden gegenüber qualifizierte Aussagen …”

J. Pachow-Frauenhofer, B. van Thiel, P. Nyhuis Methode zur Abbildung des Prozesszustandes von Montageanlagen * S. 570-576

„… between product, technology and process life cycles are placing more and more demands on product plants …” „… und Managements-Tools – Die systemgestützte Controlling Konzeption. Vol. 7. München: Verlag Franz …” „… plant performance and the remaining lifetime of production plants), funded by the DFG, which is …”

E. Abele, B. Hueske, P. Kuske Was die Werkzeugmaschinevom Flugzeug lernen kann * S. 492-497

„… freigegeben. What machine tools can learn from aircrafts – Differences and commonalities between machine …” „… tool maintenance and aircraft maintenance The selection of a maintenance strategy is complicated by the …” „… Systems eine Prognose der Restnutzungsdauer (remaining useful life – RUL) ermög -lichen, um so …”

B. Höge, R. Gegusch, S. Schlatow, M. Rötting, G. Seliger Wissensbasierte Benutzerunterstützung in HLB * S. 544-550

„… – Virtual Life Cycle Units) zu erstellen. 1 Einleitung Die Steigerung der Tiefe und Komplexität von …” „… Informationssysteme – sogenannter Virtual Life Cycle Units (VLCU) – werden Daten und Informationen der verteilten Sach …” „… , kön-nen Abhängigkeiten der Parameter untereinander identifiziert Bild 2. VLCU (Virtual Life Cycle …”

B. Denkena, P. Blümel, J. Röbbing Den Maschinenzustand im Fokus * S. 470-478

„… machine tools using condition monitoring systems Ensuring a high availability at low cost is a central …” „… modern approaches and systems for monitoring and maintenance of machine tools are developed. Titelthema …” „… von Life Cycle Costing (LCC). Berlin: Beuth-Verlag 2005 [13] Lorenzen, L.-E.; Rudzio, H.; Blümel, P …”

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VDI Wissensforum GmbH (ed.)

Automation 2021

Series: VDI-Berichte

Volume 2392 2021

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D. Göllner, T. Klausmann, M. Kiele-Dunsche, H. Stichweh Creation and Usage of Digital Twins in the Life Cycle of an Automation Solution S. 75-86

„… life-cycle of components. VDI-Berichte Nr. 2392, 2021 75 Chapter two provides an overview of the relevant …” „… Creation and Usage of Digital Twins in the Life Cycle of an Automation Solution M.Sc. Denis …” „… their contents into excising tools. It contains a setup using available open-source solutions to add …”

V. Gowtham, A. Willner, W. Pilar von Pilchau, J. Hähner, M. Riedl, N.-S. Koutrakis, J. Polte, E. Uhlmann, J. Tayub, V. Frey A Reference Architecture enabling Sensor Networks based on homogeneous AASs S. 5-16

„… , for example machine tools, and the application of process knowledge. It intends to automate such …” „… (products, devices, machines and plants) during its entire life cycle. The proposed architecture as …” „… Selective Laser Melting Machine Tool,” Procedia Manufacturing, vol. 24, pp. 60-65, 2018. [23] B …”

S. Schäfer, D. Schöttke, T. Kämpfe, K. Ralinovski, H. Klempnow Nutzung der BaSys 4.2 Middleware – Lösung in der Umgebung von Industriesteuerungen S. 665-678

„… das Life-Cycle-Management einer Produktionsanlage unterstützen. 3. Anwendungsfall …” „… AASX-Package-Explorer zur Verfügung. Der AASX Package Explorer ist ein Software-Tool, mit dem Unternehmen …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… . Urban, T. Werner, H. Pakala, OvGU Magdeburg Creation and Usage of Digital Twins in the Life Cycle of an …” „… Parts Jena GmbH, Jena; L. Ortjohann, Machine Tools and Production Engineering, RWTH Aachen University …” „… of Management, Vallendar; M. Unterberg, Laboratory for Machine Tools and Production Engineering …”

A. Jebari, H. Mettler Integriertes Vorgehensmodell für die Planung und Realisierung von modularen Plug & Produce Systemen in der Pharmaproduktion S. 293-304

„… Tool-Landschaft von modernen Engineering-Tools für verschiedene Planungsdisziplinen wie zum Beispiel Mechanisches …” „… computerisierten Produktionssystemen- und Architekturen im regulierten Life Science Umfeld dient als erster …”

S. Merkelbach, L. Urbas, J. Gatter, R. Tan, M. Gärtler, R. Gedda, F. D. Bähner Automatic Detection of Start and End Times of Batch Phases for the Process Industry S. 477-490

„… characteristic of the real-life dataset, which may require additional handling. For the search method, WIN is …” „… real-life data in sense of accuracy and computational efficiency. A future direction is to search for the …” „… : 10.1145/1882471.1882478. [4] J. Huss and L. Urbas, “Expert Oriented Design of an Engineering Tool for Data Base …”

M. Krüttgen, J. Müller I4.0-Verwaltungsschalen als Wegbereiter für optimierte Engineering- und Betriebsprozesse in der prozessnahen Gebäudeautomation S. 221-234

„… die Betriebsführung zu optimieren. 1. Einleitung In vielen technischen Prozessen der Medical Life …” „… Engineering-Tools der Hersteller bspw. [21, 22] das HMI mit Funktionstemplates und Prozeduren erstellt. Das Bild 6 …”

S. Grüner, M. Hoernicke, A. Kehl, C. Barth, M. Freund, M. Hoffmeister, T. Klausmann Integration von Module Type Package und Industrie 4.0 Verwaltungsschale S. 421-432

„… . Furthermore, a brief overview of existing MTP submodel prototypes and tools is presented in Section 4 …” „… ecosystem with further potential extensions e.g., searching for MTP files using Industry 4.0 tools like …” „… compatibility to existing AAS-specific tools and SDKs. This would also possibly allow to re-use AAS-specific …”

S. Janzen, N. Öksüz, J. Sporkmann, M. Schlappa, J. Gerhard, L. Ortjohann, P. A. Becker Smart Resilience Services for Industrial Production S. 621-636

„… . Ortjohann, Machine Tools and Production Engineering, RWTH Aachen University, Aachen; P. A. Becker, deZem …” „… be started directly. Narrative 2: Wear prediction for cost-effective tool maintenance and avoidance …” „… : "Deviation 20% from normal system status, frequency range atypical! Repair of tool XYZ recommended!" The …”

A. Löcklin, M. Müller, M. Weyrich, C. Kotsch, K. Krüning, M. Rentschler, C. Ebert Testen 4.0 in der Automatisierungstechnik: Agiles modellbasiertes Testen vernetzter Systeme und Komponenten S. 335-352

„… Überprüfung der korrekten Funktion möglich. Die Verwaltungsschale wurde mit dem Open Source Tool „AASX Package …” „… (Zugriff am: 8. April 2021). [21] Z. Micskei, Model-based testing overview, tools and projects. [Online …” „… ) Informationsbereitstellung und Unterstützung beim Lifecycle Management. Hierzu betten sich Digitale Zwillinge, wie in Bild 3 …”

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