Special high-precision intelligent pump for hydraulic torque wrench and method for controlling hydraulic torque wrench
A technology of torque wrench and hydraulic pump, which is applied in the field of hydraulic torque wrench special pump and hydraulic torque wrench control, and can solve the problems that the hydraulic pump cannot be used universally, cannot logically judge when the bolts are tightened or loosened, and manual judgment, etc.
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[0022] like Figure 1A , Figure 1B as well as figure 2 As shown, in an embodiment of the present invention, the intelligent high-precision hydraulic torque wrench special pump includes a hydraulic unit, a control unit and an execution unit, wherein the hydraulic unit 4 is a hydraulic pump body. The control unit includes a data collector 1 , a pressure sensor 6 and a processor 8 . The execution unit includes an electromagnetic reversing valve 3 (with high and low pressure output ports) and an intelligent pressure regulating valve 7 with intelligent compensation function. The data collector 1 can be integrated in the processor 8 .
[0023] In the intelligent high-precision hydraulic torque wrench special pump, the hydraulic unit 4 provides power, the control units 6, 8, 1 collect and process relevant data, and the execution units 3, 7 execute the hydraulic wrench 11 to realize the automatic control of the precise action of the hydraulic wrench.
[0024] refer to figure 2 ...
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