Device for calibrating force sensor of lifting capacity limiter

• Main Authors: ZOU GUOTAO, WANG ZHIHOU, WANG LIANG
• Format: Patent
• Language: Chinese; English
• Published: 21.12.2011
• Subjects: MEASURING; MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE; PHYSICS; TESTING

The invention relates to a device for calibrating a force sensor of a lifting capacity limiter. The device comprises a machine seat, a reference sensor, a display instrument, a calibration sensor and a computer, wherein an upper pressing plate is arranged on an upper transverse beam of the machine seat; a bottom seat of a jack is arranged on the upper pressing plate; a top rod is connected with the upper end of the reference sensor through a connecting piece; a pressing head is arranged at the lower end of the reference sensor; a lower seat plate is arranged on a lower transverse beam of the machine seat; a convex column at the bottom of a supporting table which is provided with a U-shaped groove is matched with a positioning hole in the lower seat plate; supporting holes are formed in two groove walls of the U-shaped groove of the supporting table; two sides of the calibration sensor which is sleeved with a pressing sleeve are respectively supported in the supporting holes of the two groove walls of the supp