Cam direct-drive type valve mechanism capable of realizing continuous variable valve lift of engine
A technology of engine valves and valve trains, which is applied to engine components, machines/engines, non-mechanically actuated valves, etc., can solve problems such as high cost, unreliable work, complex structure, etc., and achieve fast response and self-locking performance Good, the effect of improving economy
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[0025] The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0026] refer to Figure 1 to Figure 7 As shown, the cam direct-drive air distribution mechanism that realizes continuously variable engine valve lift in an embodiment provided by the present invention includes a camshaft 1, a lift adjustment mechanism 2 and a valve assembly 3, and the camshaft 1 is provided with Cam 1.2, the cam 1.2 is set above the lift adjustment mechanism 2, the cam 1.2 is in contact with the lift adjustment mechanism 2, the lift adjustment mechanism 2 is fixedly connected with the valve assembly 3, and the cam 1.2 drives the valve assembly through the lift adjustment mechanism 2 3 moves along the axial direction, the camshaft 1 is used to control the opening and closing of the engine valve, and the lift adjustment mechanism 2 is used to realize the stepless change of the valve lift.
[0027] Further, the lift adjustment mechanism...
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