变速箱知识培训.ppt

Product Training: Transmission and options Powershift Transmissions 变速箱型号系列 克拉克动力换档变速箱共有13个系列：T12000、T16000、18000、T20000、24000、T26000、28000、32000、T30000、T36000、T40000和1000系列，其中1000系列包括4000、5000、8000、16000几种。 变矩器型号系列 克拉克公司共生产7个系列的变矩器： C2000、C270、C320、C5000、 C8000、C9000、C16000。 Hydrodynamic vs. hydrostatic Hydrodynamic drive Generic name for Torque Converter Drive Features Simplicity Robustness Low pressure Higher Peak Efficiency Better High Speed Performance Fluid in movement Hydrostatic drive Features More finite control High Pressure Limited Speed Capabilities Need for extreme cleanliness Less robust than hydrodynamic Stationary fluid Powershift vs Powershuttle Powershift Technological enhancement Shifting without loss of TE Less shift movements 1 shift lever No mechanical linkage Better shift quality Improved performance in load/carry and load/dig mode Improves vehicle + driver efficiency Electronic vehicle protection Modulation in range and direction Powershuttle Technology less sophisticated More shift movements 2 shift levers Needs mechanical linkage lever to transmission Higher mechanical efficiency Lower market price No vehicle protection (downshift) Transmission Assembly Layout Layout HR MODEL The HR series is an integral transmission and torque converter assembly mounted directly to the engine. As a single compact package, it minimizes external piping and eliminates a drive shaft. Flexplates needed Layout Plumbing HR MHR model Plumbing HR MHR model Plumbing R model Version Short Drop Intermediate Drop Long Drop Inline Variable Drop Transmission Configuration Variable Drop Transmission (VDT) Drop Drop Dimensions Transmission options Flexplates Flexplates diameter matrix Freewheel Freewheel converters are used in vehicles with a high duty cycle in a travelling or transmission neutral mode Stator is no longer fixed, and converter is working as hydraulic coupling. Result is higher efficiency and increased torque ratio above approximatel