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Role of valve rocker arm of automobile

Role of valve rocker arm of automobile

Valve rocker arm is to cooperate with the engine intake and exhaust of the smooth, in order to be able to fully use the engine running. Let's get to know about the valve rocker arm with the article!
Introduction of valve
When the engine is working, the valve will be opened and closed frequently. Will be subject to the corrosion and impact of gas, it is easy to produce oxidation, wear, corrosion and other damage. After a long time of use, the valve will be in the case of high temperature burning machine failure, so that the performance of the engine down, the power performance is down, and many other failures.
Introduction of rocker arm
Rocker material will generally be hardened, chrome and other treatment, because he is an important connection valve connection parts, so the engine work in the state will affect the life of its use. Because the force of the rocker arm is not vertical, but to show a certain slope in the engine operation is very easy to appear up and down the movement of the. When installing, we should remember not to leak, can not be installed, to install the appropriate procedures to install.
Introduction of valve rocker arm
One, the role: is through the cam shaft to open the way to complete the engine and exhaust function.
Two, the process: the use of the material is HT200, the use of a simple process of gray cast iron. Although it has good casting performance, but the plastic is relatively poor, and the brittleness is poor, and the wear is not enough.
Parameters: diameter of 22mm outer circle, through hole is 11mm, roughness of 12.5, 36mm is end, 28mm is outside the circle of the front end and the back end, the roughness is 6.3, the chamfer of the front end and the back end of the to 45 degrees, and 18mm holes, at the lower end of the axis parallelism of 0.05. After the end of 26mm, the roughness is 12.5, before and after the end of the chamfer angle is 45 degrees, 16mm through hole, hole surface roughness is 1.6.
Fourth, the type: you can choose castings, forgings, profiles, extrusion, stamping, welding assembly which of several types, because there are different kinds of manufacturing processes as a blank also, also brought many types of valve rocker arm.
And the day that the need for accurate technology to have a safe parts to produce, but must find suitable for their own vehicle valve rocker arm.

relevant information

Role of valve rocker arm of automobile
Role of valve rocker arm of automobile
Valve rocker arm is to cooperate with the engine intake and exhaust of the smooth, in order to be able to fully use the engine running. Let's get to know about the valve rocker arm with the article!
2020 Hangzhou National Auto Parts Fair
2020 Hangzhou National Auto Parts Fair
2020 Hangzhou National Auto Parts Fair
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