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[CN201811128289.X] Cold heading machine pressure sensor calibration device


[CN201811128289.X] Title of Cold Heading Machine Pressure Sensor Calibration Device: Application Number of Cold Heading Machine Pressure Sensor Calibration Device: CN201811128289.X Applicant: Jiangsu Tianyi Cold Heading Co., Ltd. Application Date: 2018, one end of the main formwork is provided with a pad hole, the bottom surface of the pad hole is provided with a spring hole, the bottom surface of the spring hole is provided with a floating rod hole, one side of the floating rod hole is connected with a floating rod, one side of the floating rod is provided with a nitrogen spring, one side of the nitrogen spring is connected with a pad, one end of the die shell is provided with a column hole, the bottom surface of the column hole is provided with a rod hole, and one side of the rod hole is connected with a punching rod hole; in the present invention, the main mold shell and the die shell are respectively installed in the mold core holes of the main mold base and the die base, and the cold heading machine is operated for a complete stroke, so that the punch rod squeezes the floating rod in the main mold shell, and the nitrogen The spring is compressed, so that the pressure of the nitrogen spring can be measured by the pressure test equipment, and the data can be collected for comparative analysis, thereby providing convenience for research.

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