CN110082234B - 一种洛氏硬度计初试验力加载防过冲方法 - Google Patents
一种洛氏硬度计初试验力加载防过冲方法 Download PDFInfo
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- CN110082234B CN110082234B CN201910333078.8A CN201910333078A CN110082234B CN 110082234 B CN110082234 B CN 110082234B CN 201910333078 A CN201910333078 A CN 201910333078A CN 110082234 B CN110082234 B CN 110082234B
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- pressure head
- displacement sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
- G01N3/44—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid the indentors being put under a minor load and a subsequent major load, i.e. Rockwell system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/0202—Control of the test
- G01N2203/0204—Safety arrangements, e.g. remote control, emergency stop
Abstract
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CN106153478A (zh) * | 2015-05-13 | 2016-11-23 | 中国石油化工股份有限公司 | 一种冲击式固结物强度测定仪及其方法 |
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CN207788715U (zh) * | 2017-12-01 | 2018-08-31 | 太原重工股份有限公司 | 热处理随炉试样装卡夹具 |
CN207894759U (zh) * | 2018-03-13 | 2018-09-21 | 重庆市红顺齿轮有限公司 | 一种手动洛式硬度仪 |
CN208334092U (zh) * | 2018-05-03 | 2019-01-04 | 山东科技大学 | 一种可模拟冲击扰动的深部岩体蠕变冲击试验装置 |
CN108533574A (zh) * | 2018-06-15 | 2018-09-14 | 马鞍山聚力科技有限公司 | 一种可调式行程检测装置 |
KR101945820B1 (ko) * | 2018-07-26 | 2019-02-08 | 신동군 | 케이블 내구성 시험기 |
CN109022748A (zh) * | 2018-10-24 | 2018-12-18 | 攀钢集团攀枝花钢铁研究院有限公司 | U71MnH钢轨焊接接头的热处理方法 |
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Denomination of invention: An anti overshoot method for initial test force loading of Rockwell hardness tester Effective date of registration: 20211209 Granted publication date: 20210720 Pledgee: Laizhou Jinhui Financing Guarantee Co.,Ltd. Pledgor: LAIZHOU WEIYI EXPERIMENT MACHINE MANUFACTURING Co.,Ltd. Registration number: Y2021980014430 |
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Date of cancellation: 20220520 Granted publication date: 20210720 Pledgee: Laizhou Jinhui Financing Guarantee Co.,Ltd. Pledgor: LAIZHOU WEIYI EXPERIMENT MACHINE MANUFACTURING Co.,Ltd. Registration number: Y2021980014430 |
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Denomination of invention: A method for preventing overshooting of initial test force of Rockwell hardness tester Effective date of registration: 20220811 Granted publication date: 20210720 Pledgee: Shanghai Pudong Development Bank Limited by Share Ltd. Yantai branch Pledgor: LAIZHOU WEIYI EXPERIMENT MACHINE MANUFACTURING Co.,Ltd. Registration number: Y2022980012373 |