本发明涉及变速器技术领域,尤其涉及一种HMCVT功率分流传动系统及工程机械,其第一平行轴系上设置有前进一档主动齿轮、前进二档主动齿轮、前进三档主动齿轮和倒档主动齿轮,第一平行轴系传动连接有液压泵组件;第二平行轴系上设置有前进一档从动齿轮,前进二档从动齿轮、前进三档从动齿轮和倒档从动齿轮组,液压马达组件通过液压管路连接于液压泵组件;第一行星轮组件包括第一齿圈、第一太阳轮和第一行星轮;第二行星轮组件包括第二太阳轮和第二行星轮,本发明提供的HMCVT功率分流传动系统通过调整液压泵组件斜盘摆角变化能实现前进档的速度变化以及倒档可以无缝切换,无动力中断点。
The invention relates to the technical field of transmissions, in particular to an HMCVT power dividing transmission system and engineering machinery, a first parallel shaft system of the HMCVT power dividing transmission system is provided with a first forward gear driving gear, a second forward gear driving gear, a third forward gear driving gear and a reverse gear driving gear, and the first parallel shaft system is in transmission connection with a hydraulic pump assembly; a first forward gear driven gear, a second forward gear driven gear, a third forward gear driven gear and a reverse gear driven gear set are arranged on the second parallel shaft system, and the hydraulic motor assembly is connected to the hydraulic pump assembly through a hydraulic pipeline. The first planet wheel assembly comprises a first gear ring, a first sun wheel and a first planet wheel; according to the HMCVT power dividing transmission system, the speed change of a forward gear and seamless switching of a reverse gear can be achieved by adjusting the swing angle change of a swash plate of the hydraulic pump assembly, and no power interruption point exists.
一种HMCVT功率分流传动系统及工程机械
2024-06-18
Patent
Electronic Resource
Chinese
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