Sliding upshift method and transmission

• Main Authors: LIU ZHENGWEI, DENG YUNFEI, LI XIAOBO
• Format: Patent
• Language: Chinese; English
• Published: 21.10.2022
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The invention relates to the field of automobile transmissions, and discloses a sliding upshift method and a transmission.The method comprises the steps that a shifting fork of a middle gear is engaged, and a first clutch corresponding to the middle gear is filled with oil; the first torque of the first clutch and the second torque of the second clutch are subjected to first torque exchange; the rotating speed of the engine is adjusted, and oil discharging is conducted on a second clutch corresponding to the target gear; the shifting fork of the initial gear is picked off, the shifting fork of the target gear is engaged, and the second clutch is filled with oil; performing second torque exchange on the first torque of the first clutch and the second torque of the second clutch; and the first clutch corresponding to the middle gear is subjected to oil unloading, so that the first clutch is in a first oil unloading state. Through lap joint of the middle gear, sliding upshift without power interruption is achiev