Clamping device for microhardness tester

• Main Authors: CHEN HONGJUN, XIA XIANMING, ZHANG HUA, CHEN FENG, YANG TUOYU
• Format: Patent
• Language: Chinese; English
• Published: 27.11.2020
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a clamping device for a microhardness tester. The clamp comprises a clamp body, a first clamping table and a second clamping table. Positioning holes are formed in the surfaces of the tops of the clamp bodies; the first clamping table is fixed to the middle of the top end of the clamp body. The number of the second clamping tables is two in total. The second clamping tables are fixed to the two sides of the top of the clamp body correspondingly. The second clamping tables are installed outside the two sides of the first clamping table correspondingly. The first clamping table comprises a lead screw lifting table, a rotating nut is arranged outside the outer side of the lead screw lifting table, a limiting block is arranged inside the bottom end of the rotating nut, sawteeth are formed in the surface of the outer side of the limiting block, and sheet-shaped pressing plates are arranged at the two ends of the top of the rotating nut; the clamping device not only can be used for clamp