JP2018125634A - 材料試験機 - Google Patents
材料試験機 Download PDFInfo
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- JP2018125634A JP2018125634A JP2017015061A JP2017015061A JP2018125634A JP 2018125634 A JP2018125634 A JP 2018125634A JP 2017015061 A JP2017015061 A JP 2017015061A JP 2017015061 A JP2017015061 A JP 2017015061A JP 2018125634 A JP2018125634 A JP 2018125634A
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- JP
- Japan
- Prior art keywords
- filter
- output
- testing machine
- data
- material testing
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
- G01D3/032—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure affecting incoming signal, e.g. by averaging; gating undesired signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/026—Averaging filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0219—Compensation of undesirable effects, e.g. quantisation noise, overflow
- H03H2017/022—Rounding error
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Abstract
Description
11 ねじ棹
13 クロスヘッド
14 ロードセル
16 テーブル
19 支柱
21 上つかみ具
22 下つかみ具
23 制御部
24 表示器
30 負荷機構
40 変位計
41 リニアスケール
43 台座
44 支柱
45 ローラ
46 センサ部
51 支持台
52 パルスモータ
53a、b プーリ
56 上アーム
57 下アーム
58a、b ワイヤ
60 ディジタルフィルタ
62 パルスモータ
ADD 加算器
D 遅延素子
DIV 除算器
Claims (4)
- センサから出力される物理量の変化分データをノイズ除去用のフィルタに入力し、前記フィルタによるフィルタ処理後のデータを積算器により積算して表示器に表示する材料試験機において、
前記フィルタにおけるフィルタ回路は、
前記センサからの入力データを逐次蓄積するために縦続接続されたn個のデータ用遅延素子と、
前記n個の遅延素子からそれぞれ出力されたデータの総和をとる加算器と、
前記加算器からの出力を遅延素子の数nで除したときの商を平均化データとして出力するとともに、余りを余り用遅延素子に出力する除算器と、
前記余り用遅延素子の出力を前記加算器に加算する回路と、
を備えることを特徴とする材料試験機。 - 請求項1に記載の材料試験機において、
前記除算器が出力する余りは、その絶対値が除数nの2分の1以下となる値である材料試験機。 - 請求項1または請求項2に記載の材料試験機において、前記フィルタは、同じ構成のフィルタ回路を4段に縦続接続した構成を有する材料試験機。
- 請求項1から請求項3のいずれか1項に記載の材料試験機において、
前記センサは、ロータリエンコーダ、または、リニアエンコーダを有する変位計である材料試験機。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017015061A JP6780522B2 (ja) | 2017-01-31 | 2017-01-31 | 材料試験機 |
US15/856,196 US10746568B2 (en) | 2017-01-31 | 2017-12-28 | Material tester |
EP18151244.3A EP3355030B1 (en) | 2017-01-31 | 2018-01-11 | Material tester |
CN201810083049.6A CN108375500B (zh) | 2017-01-31 | 2018-01-29 | 材料试验机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017015061A JP6780522B2 (ja) | 2017-01-31 | 2017-01-31 | 材料試験機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018125634A true JP2018125634A (ja) | 2018-08-09 |
JP6780522B2 JP6780522B2 (ja) | 2020-11-04 |
Family
ID=61002837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017015061A Active JP6780522B2 (ja) | 2017-01-31 | 2017-01-31 | 材料試験機 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10746568B2 (ja) |
EP (1) | EP3355030B1 (ja) |
JP (1) | JP6780522B2 (ja) |
CN (1) | CN108375500B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11293743B2 (en) | 2018-12-20 | 2022-04-05 | Ametek, Inc. | Texture analyzer |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6034853B2 (ja) * | 1978-02-15 | 1985-08-10 | 株式会社日立製作所 | デジタルフイルタ |
JPS6473911A (en) * | 1987-09-16 | 1989-03-20 | Sony Corp | Digital filter |
JPH0336975A (ja) * | 1989-06-30 | 1991-02-18 | Fanuc Ltd | 主軸モータ制御方式 |
US5128891A (en) | 1990-04-02 | 1992-07-07 | Advanced Micro Devices, Inc. | High speed divider with square root capability |
KR940001220Y1 (ko) * | 1991-12-19 | 1994-03-07 | 주식회사 금성사 | 모터의 위상제어오차 제거필터 |
JP3028165B2 (ja) | 1993-01-29 | 2000-04-04 | 株式会社日立製作所 | 高基数除算制御方法および高基数除算器 |
JPH0962653A (ja) * | 1995-08-29 | 1997-03-07 | Mitsubishi Electric Corp | 積和演算装置、積和演算器集積回路装置及び累積加算器 |
JPH10145185A (ja) | 1996-11-12 | 1998-05-29 | Yokogawa Electric Corp | ディジタルフィルタ装置 |
DE60038672T2 (de) * | 1999-12-24 | 2009-05-28 | Anritsu Corp. | Wandergenerator und diesen enthaltender digitaler leitungsprüfer |
JP4258545B2 (ja) * | 2006-11-22 | 2009-04-30 | トヨタ自動車株式会社 | デジタルローパスフィルタ |
US20080205563A1 (en) * | 2007-02-09 | 2008-08-28 | Simpson Richard D | Digital Filter |
JP2009290748A (ja) * | 2008-05-30 | 2009-12-10 | Olympus Corp | A/d変換装置、およびサーボ制御装置 |
JP5724161B2 (ja) * | 2009-08-19 | 2015-05-27 | 株式会社島津製作所 | 材料試験機 |
CN102778394B (zh) * | 2011-05-10 | 2015-02-18 | 株式会社岛津制作所 | 材料试验机 |
-
2017
- 2017-01-31 JP JP2017015061A patent/JP6780522B2/ja active Active
- 2017-12-28 US US15/856,196 patent/US10746568B2/en active Active
-
2018
- 2018-01-11 EP EP18151244.3A patent/EP3355030B1/en active Active
- 2018-01-29 CN CN201810083049.6A patent/CN108375500B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN108375500A (zh) | 2018-08-07 |
CN108375500B (zh) | 2021-01-05 |
JP6780522B2 (ja) | 2020-11-04 |
US20180216962A1 (en) | 2018-08-02 |
EP3355030A1 (en) | 2018-08-01 |
US10746568B2 (en) | 2020-08-18 |
EP3355030B1 (en) | 2020-07-08 |
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