The invention discloses a stepless speed change transmission device, a control method and a tractor. The stepless speed change transmission device comprises an engine, a shunting assembly, a pump motor, a second transmission shaft, a fourth transmission shaft, a gear ring shaft, a planet carrier shaft and a duplex planet row. The shunting assembly comprises a first transmission shaft, a tenth transmission shaft and a first gear pair, the power input end of the first transmission shaft is connected with the engine, and the other end of the first transmission shaft is connected with the duplex planet row and used for directly outputting mechanical power of the engine; the first transmission shaft is in transmission connection with the power input end of the tenth transmission shaft through a first gear pair; the power output end of the tenth transmission shaft is connected with the power input end of a pump motor; the pump motor is used for outputting hydraulic flowing force and converging with mechanical power of the engine; the device has the advantages that the transmission route is simple, the transmission efficiency of a main working speed area is high, and the section changing process is smoother.
本发明公开一种无级变速传动装置、控制方法以及拖拉机,包括发动机、分流合件、泵马达、第二传动轴、第四传动轴、齿圈轴、行星架轴和双联行星排;所述分流合件包括第一传动轴、第十传动轴和第一齿轮副,其中第一传动轴的动力输入端与发动机相连,第一传动轴的另一端与双联行星排连接,用于直接输出发动机机械动力,第一传动轴通过第一齿轮副与第十传动轴动力输入端传动连接;第十传动轴的动力输出端与泵马达动力输入端相连,泵马达用于输出液压流动力并与发动机机械动力合流;本装置具有传动路线简单、主要工作速度区传递效率高,且换段过程更加平顺等优点。
Stepless speed change transmission device, control method and tractor
一种无级变速传动装置、控制方法以及拖拉机
29.04.2025
Patent
Elektronische Ressource
Chinesisch
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