Hot rolling mill rolling control system used for improving rolling accuracy
A technology of control system and hot rolling mill, which is applied in fluid pressure actuation system components, mechanical equipment, fluid pressure actuation devices, etc., can solve the problems of low control precision and inability to realize constant roll gap rolling, and achieve rolling Effect of Accuracy Improvement
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[0019] Specific embodiment one: reference figure 1 Detailed description of this embodiment, a hot rolling mill rolling control system for improving rolling accuracy described in this embodiment includes: a reduction control system 1, a hydraulic servo system 2, a signal processing module 3, a controller 4. Servo amplifier 5, servo valve 6, hydraulic cylinder 7, oil tank 8 and displacement sensor 9;
[0020] The displacement feedback signal output terminal of the displacement sensor 9 is connected to the feedback signal input terminal of the signal processing module 3; the control signal output terminal of the depression control system 1 is connected to the control signal input terminal of the hydraulic servo system 2, and the control signal output terminal of the hydraulic servo system 2 Connect to the control signal input terminal of the signal processing module 3. The signal processing module 3 is used to process the received signal to obtain the displacement difference. The di...
Example Embodiment
[0024] Specific embodiment two: according to a hot rolling mill rolling control system for improving rolling accuracy described in specific embodiment 1, in this embodiment, it further includes: a pressure sensor 10 and a switch 11;
[0025] The displacement feedback signal output terminal of the displacement sensor 9 is connected to a feedback signal input terminal of the switch 11, the pressure feedback signal output terminal of the pressure sensor 10 is connected to the other feedback signal input terminal of the switch 11, and the feedback signal output terminal of the switch 11 is connected The feedback signal input terminal of the signal processing module 3; the pressure sensor 10 is used to detect the pressure in the hydraulic cylinder 7.
[0026] A hot rolling mill rolling control system for improving rolling accuracy is working, when the switch 11 connects the pressure sensor 10 with the signal processing module 3, the depression control system 1 sends a pressure to the hyd...
Example Embodiment
[0027] Specific embodiment three: according to a hot rolling mill rolling control system for improving rolling accuracy described in specific embodiment 1, in this embodiment, it also includes: a cooler 12, which is used for the cooler 12 To cool down the oil in the oil tank 8.
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