Test device for engine air distribution mechanism

The invention discloses a test device for an engine air distribution mechanism, belonging to the technical field of engines. The test device comprises a bracket, a cam shaft driving system, a lubricating system and a control system, wherein an adjusting mechanism for mounting different types of engine air cylinders and air cylinder cover assemblies is arranged on the bracket; the cam shaft drivingsystem comprises a first motor and an adjusting cushion plate, and the first motor is fixed on the bracket through the adjusting cushion plate; the lubricating system comprises an oil tank, an engineoil pump and an oil conveying pipe, the engine oil pump is connected with the oil tank and the engine air distribution mechanism respectively through the oil conveying pipe, and the second motor is used for driving the engine oil pump to convey the engine oil from the oil tank to the engine air distribution mechanism; and the control system comprises a computer and a frequency converter, the computer is used for controlli