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The production process of square tube is as follows: feeding → uncoiling → straight end → clamping and leveling → shear welding → looping → forming, high-frequency extrusion welding, removing external burrs, weld polishing, water cooling, sizing, rough straightening → milling, sawing and sizing → ch... read more
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The bottom-mounted camshaft usually uses a star-shaped gear train (the so-called control wheel), and the roller chain or rack to be attached to the crankshaft. In order to control noise, drive wheels at the camshaft with large diameter are usually made of plastic or light metals, while that of relat... read more
The camshaft is a part of the piston engine. Its function is to control the opening and closing of the valve. Although in the four-stroke engine, the rotational speed of camshaft is half that of the crankshaft .(in the two-stroke engine camshaft and crankshaft share the same speed) but usually it i... read more
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