Basic Principle
The various gear power transmission route of MR515B03 transmission is shown in Fig.5.13 and the transmission system of its internal gears is shown in Fig.5.14.
Fig.5.13 Schematic Diagram of MR515B03 Transmission Structure
Fig.5.14 Transmission System of MR515B03 Transmission Gear
Gear One:input shaft→input shaft gear one driving gear→middle shaft gear one transmission gear→low-speed synchronizer→middle shaft→middle shaft constant mesh driving gear→main shaft constant mesh transmission gear→main shaft.(https://www.daowen.com)
Gear Two:input shaft→input shaft gear two driving gear→middle shaft gear two transmission gear→low-speed synchronizer→middle shaft→middle shaft constant mesh driving gear→main shaft constant mesh transmission gear→main shaft.
Gear Three:input shaft→high-speed synchronizer→input shaft gear three driving gear→middle shaft gear three transmission gear→middle shaft→middle shaft constant mesh driving gear→main shaft constant mesh transmission gear→main shaft.
Gear Four:input shaft→high-speed synchronizer→input shaft gear four driving gear→middle shaft gear four transmission gear→middle shaft→middle shaft constant mesh driving gear→main shaft constant mesh transmission gear→main shaft.
Gear Five:input shaft→gear five synchronizer→main shaft gear five transmission gear→main shaft.
Reversing Gear:input shaft→input shaft reversing gear driving gear→reversing gear idler gear→middle shaft reversing gear transmission gear(low-speed synchronizer combination sleeve)→middle shaft→middle shaft constant mesh driving gear→main shaft constant mesh transmission gear→main shaft.