Special economic zones HS code strategies

List of contents of this article:

• 1,What does the engine cylinder assembly include
• 2、What does the car engine assembly include
• 3 、Special economic zones HS code strategies What is the overall structure of the car engine?

What does the engine cylinder assembly include

The cylinder head assembly includes the following accessories: camshaft: one of the important parts of the cylinder head assembly. The main function of the camshaft is to control the opening of the valve and Turn it off to ensure that the engine is running normally.

Engine infrastructure is also called medium cylinder assembly or engine semi-assembly, mainly including: 1 engine cylinder block. 2 cylinder head. 3 Oil sall. 4 crankshafts. 5 large and small watts.

Engine assembly: refers to the whole engine, including almost all accessories on the engine, excluding clutch, transmission, silencer and radiator. Middle cylinder; it is to assemble and adjust the structural parts of the cylinder block, crankshaft, connecting rod, piston, large and small tiles and other accessories, the gaps of each part to be adjusted, and the screw torque to meet the requirements.

Engine cylinder head assembly: The cylinder head is also equipped with inlet and exhaust valve seats, valve duct holes, which are used to install inlet and exhaust valves, as well as intake and exhaust channels, etc. The cylinder head of the gasoline engine has holes to install spark plugs, while the cylinder head of the diesel engine has holes to install fuel injectors.

What does the automobile engine assembly include

1. The engine mainly includes gasoline engines and diesel engines Seed. The gasoline engine is composed of crank connecting rod mechanism, gas distribution mechanism and fuel supply system, cooling system, lubrication system, ignition system and start system.

2. Main packageIncluding the cylinder block, cylinder head, oil sumpe and other accessories of the engine are the mechanical components of the engine, and the components can cooperate with the work of the engine.

3. The engine assembly includes: cylinder block, flywheel shell, transmission gear chamber, water pump, fan, transmission mechanism, timing gear, intermediate gear. Triangle belt, crankshaft, connecting rod, piston, flywheel, cylinder head, camshaft.

4. In a broad sense, the car powertrain includes engine, gearbox, drive shaft, differential, clutch, etc. Powertrain refers to a series of components that generate power on the vehicle and transmit power to the road surface, broadly including engine, gearbox, drive shaft, differential, clutch, etc.

What is the overall structure of the car engine?

The engine is composed of two major mechanisms: crank connecting rod mechanism and gas distribution mechanism, as well as five major systems such as cooling, lubrication, ignition, fuel supply and start system. The main components include cylinder block, cylinder head, piston, piston pin, connecting rod, crankshaft, flywheel, etc. The working cavity of the resurrected plug internal combustion engine is called a cylinder, and the inner surface of the cylinder is cylindrical.

In general, at present, the AC engine of a car is composed of two major mechanisms and five major systems. The crank connecting rod mechanism is the main moving part of the engine to realize the working cycle and complete the energy conversion. It is composed of a fusele group, a piston connecting rod group and a crankshaft flywheel group.

There are mainly two types of engines: gasoline engine and diesel engine. The gasoline engine is composed of crank connecting rod mechanism, gas distribution mechanism and fuel supply system, cooling system, lubrication system, ignition system and start system.

In terms of its overall function, the car engine is basically composed of two major mechanisms: crank connecting rod mechanism and gas distribution mechanism; five major systems: starting system, fuel supply system, ignition system, lubrication system and cooling system.