F-0331 Load-Carrying Capacity of Austempered Ductile Iron (ADI) Gears : Effect of Fine Particle Shot-Peening

2001 ◽  
Vol III.01.1 (0) ◽  
pp. 163-164
Author(s):  
Ryohei ISHIMARU ◽  
Yasutsune ARIURA ◽  
Koichi YOSHIOKA ◽  
Wataru TOMETAKA ◽  
Masahito GOKA
2000 ◽  
Vol 005.2 (0) ◽  
pp. 207-208
Author(s):  
Ryohei ISHIMARU ◽  
Yasutsune ARIURA ◽  
Koichi YOSHIOKA ◽  
Kimihiro TANAKA ◽  
Masahito GOKA

Author(s):  
Johannes Koenig ◽  
Peter Koller ◽  
Thomas Tobie ◽  
Karsten Stahl

The flank load carrying capacity of case-hardened gears is significantly influenced by the condition of the case properties. A negatively influenced case, e.g. due to grinding burn, may result in a significantly reduced load carrying capacity of the tooth flank. On the other hand, additional finishing methods such as shot peening and superfinishing allow a positive influence on the case properties, resulting in a further increase of the tooth flank load carrying capacity. The variation of the case properties is not adequately taken into account by the current standards DIN 3990 / ISO 6336. This paper summarizes the results of the FVA research project 521 I. This project investigated the effects of shot peening and superfinishing on the tooth flank load carrying capacity. Based on the experimental results, an extension of the calculation method for the permissible contact stress σHP is proposed.


2000 ◽  
Vol 2000.2 (0) ◽  
pp. 425-426
Author(s):  
Hiroshi MORIKAWA ◽  
Yasutsune ARIURA ◽  
Ryohei ISHIMARU ◽  
Yoji MATSUKAWA

2001 ◽  
Vol 67 (653) ◽  
pp. 240-245
Author(s):  
Hiroshi MORIKAWA ◽  
Yasutsune ARIURA ◽  
Ryohei ISHIMARU ◽  
Masahito GOKA

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