Device for measuring shrinkage characteristics of alloy metal free line

• Main Authors: WANG YOUCHAO, WANG HAIYAN, MI GUOFA, HU YUKUN, LI CHANGYUN
• Format: Patent
• Language: Chinese; English
• Published: 11.07.2012
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model relates to a device for measuring shrinkage characteristics of an alloy metal free line. The device for measuring the shrinkage characteristics of the alloy metal free line comprises a thermocouple, a height adjusting knob, a thermocouple bracket, a U-shaped iron block, a rectangular iron plate, a rectangular rubber ring, a rectangular hollow iron frame, a box body, an inductance displacement meter, a lead wire, a power supply, an eight-channel recorder, a manual rocker arm, a base, a square bracket, a displacement sensor, a movable iron core, a connecting rod, a square iron block with a hole in the center, a thread connector and a stripped iron block, wherein the thermocouple is used for measuring the temperature change of metal liquid and converting the temperature change into an electric signal to be transmitted to the eight-channel recorder via the lead wire; the inductance displacement meter is used for receiving a potential signal from the movable iron core, and rectifying and amplifyi