Novel digital servo hydraulic cylinder
A digital servo and hydraulic cylinder technology, applied in the direction of fluid pressure actuating devices, etc., can solve the problems of complex structure of CNC stepping cylinders, high precision requirements of servo valves, and high cost of ball screws, and achieve simplified structure and good speed stability. , the effect of improving the anti-pollution ability
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[0010] Such as figure 1 As shown, a new type of digital servo hydraulic cylinder includes a cylinder barrel 1 and an upper cover 2, the upper end of the cylinder barrel 1 is provided with an upper cover 2, the cylinder barrel 1 is placed on the left side of the piston rod 3, and the left side of the piston rod 3 is set There is a bow-shaped return throttle 4, and a triangular spiral oil passage 5 is provided on the inner wall of the oil cylinder at the lower end of the bow-shaped return throttle 4, and a return throttle 6 is arranged at the center of the lower part of the triangle spiral oil passage 5, and the return throttle 6 is arranged on the plunger 7. The lower end of the plug 7 is provided with a chassis 8 .
[0011] Two axisymmetric small holes are offered on the described dialing piston rod 3 .
[0012] The center on the said dial piston rod 3 is provided with an oil return hole.
[0013] It works as follows:
[0014] The high-pressure oil Ps passes through the adj...
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