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目前几乎所有船舶的主推进齿箱中都采用了渐开线齿轮,随着船舶功率不断增大,必须采用渗碳淬硬的渐开线齿轮。制造这种齿轮,必须磨齿以保证较高的齿轮精度,从而提高了生产成本。1986年起,我们在2600马力20000吨级推轮中采用倒顺离合硬矮齿双圆弧齿轮箱,成功完成了各种试验。根据实践与分析表明,这种齿轮具有很高的接触强度和抗弯强度。本文将着重介绍硬矮齿双圆弧齿轮用于船舶主推进齿轮箱在实船试验发生的断齿现象。为了弄清断齿的原因与机理,本文作了有用的科学探讨
At present, almost all ships are the main propulsion gear box are used involute gear, with the ship power continues to increase, must use carburized hardened involute gear. To make such a gear, it must be grinded to ensure a high gear accuracy, thereby increasing the production cost. Since 1986, we have successfully completed all kinds of tests using the inverted smooth double stranded double circular arc gearboxes on the 2,600 horsepower 20,000-ton push wheels. According to practice and analysis shows that this gear has a high contact strength and bending strength. This article will focus on the introduction of hard dwarf double circular arc gear for the main propulsion gearbox in the real ship test broken tooth phenomenon. In order to understand the reason and mechanism of broken teeth, this paper made a useful scientific discussion