HARDNESS TESTER AND HARDNESS TESTING METHOD

• Main Authors: TSUJII MASAHARU, YAMADA TAKAYUKI, MORI SATOKO
• Format: Patent
• Language: English; Japanese
• Published: 02.08.2018
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

PROBLEM TO BE SOLVED: To provide a hardness tester capable of improving maintainability remarkably by determining more accurately an indenter replacement time; and to provide a hardness testing method.SOLUTION: A hardness tester includes measuring means (CPU 11) for measuring a material characteristic value of a sample S, following formation of a hollow, acquisition means (CPU 11) for acquiring measurement data relative to the material characteristic value of the sample S measured by the measuring means, and determination means (CPU 11) for accumulating prescribed material characteristic values based on measurement data acquired by the acquisition means, and determining a replacement time of an indenter 3 based on the accumulated material characteristic value.SELECTED DRAWING: Figure 2 【課題】圧子交換時期の判断をより正確に行えるようにして、メンテナンス性を格段に向上させることが可能な硬さ試験機及び硬さ試験方法を提供する。【解決手段】くぼみの形成に伴い、試料Ｓの材料特性値を測定する測定手段（ＣＰＵ１１）と、測定手段により測定された試料Ｓの材料特性値に係る測定データを取得する取得手段（ＣＰＵ１１）と、取得手段により取得された測定データに基づいて所定の材料特性値を累積し、累積された材料特性値に基づいて圧子３の交換時期を判断する判断手段（ＣＰＵ１１）と、を備える。【選択図】図２