Results 1 to 10 of about 382 (115)
Towards Understanding Subsurface Characteristics in Burn Process of Gear Profile Grinding [PDF]
In gear profile grinding, the grinding burn will greatly influence the anti-fatigue performance of gears. However, the influence of microstructure change caused by grinding burn on gear surface integrity is still unclear. In this paper, full-factor experiments of gear profile grinding are conducted and the grinding temperature is measured during the ...
Wen, Jun +4 more
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Profile Gear Grinding Temperature Reduction and Equalization [PDF]
The profile gear grinding modes definition technique is developed to provide the uniform residual temperatures after heating and subsequent cooling which predetermine uniform thermal deformations on periphery of a cogwheel when grinding. The initial basis for this is a possibility to determine the gear grinding temperature both on the heating and ...
Lishchenko, N.V., Larshin, V.P.
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PROFILE GEAR GRINDING TEMPERATURE DETERMINATION
The paper is devoted to solving an important scientific and technical problem of determining the profile gear grinding temperature based on the choice of simple but at the same time adequate solution from the available analytical ones. The initial prerequisite for the paper developing concept is that of a moving heat source, which was originally ...
N. V. Lishchenko, V. P. Larshin
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Grinding Fluid Jet Characteristics and Their Effect on a Gear Profile Grinding Process [PDF]
Profile gear grinding is characterized by a high level of achievable process performance and workpiece quality. However, the wide contact length between the workpiece and the grinding wheel is disadvantageous for the fluid supply to the contact zone and leads to the risk of locally burning the workpiece surface.
Philip Geilert +2 more
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Development of a method for applying free kinematics for gear profile grinding
Published by Elsevier, Amsterdam [u.a.]
Janßen, Christopher Maria +2 more
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Features of intermittent profile grinding cylindrical gears
The conditions of engagement of grinding wheel with teeth of the cylindrical wheel when intermittent profile grinding are considered in the paper. There are investigated the possibilities of reducing the thermal stress of the grinding process by means of use of highly-porous abrasive wheels, limitation of specific speed of metal removal and sector ...
A. S Kalashnikov +3 more
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Modeling and experiment of grinding wheel axial profiles based on gear hobs
Abstract Hobbing is one of the crucial gear manufacturing processes with high precision and high efficiency. In order to improve the accuracy of hobbing and hob relief grinding, more precise grinding wheels are demanded for relief grinding in the production of gear hobs.
Shuying YANG, Weifang CHEN
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Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins +4 more
wiley +1 more source
The theory for calculating the profile of a tool to be used for finishing gears with an arbitrarily given tooth-profile, which was shown in the previous report of this investigation, is expanded and new equations are derived to calculate the profile of a grinding wheel to be used for finishing a gear hob.
YOSHINO, Hidehiro, ISHIBASHI, Akira
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Incorporation of highly dispersed Cu species into UiO‐66(Zr)‐NH2 introduces a competing ligand‐to‐Cu charge–transfer pathway that suppresses charge recombination and enhances photocatalytic H2O2 production. Combined PL, TRPL, TRIR, and variable‐temperature FTIR analyses reveal Cu‐mediated modulation of excited‐state dynamics and oxygen reduction ...
Aneek Kuila +8 more
wiley +1 more source

