DE2227527C3 - Einrichtung zum Erfassen der beim Schweißen von einer Schweißzone ausgehenden Schallenergie - Google Patents
Einrichtung zum Erfassen der beim Schweißen von einer Schweißzone ausgehenden SchallenergieInfo
- Publication number
- DE2227527C3 DE2227527C3 DE2227527A DE2227527A DE2227527C3 DE 2227527 C3 DE2227527 C3 DE 2227527C3 DE 2227527 A DE2227527 A DE 2227527A DE 2227527 A DE2227527 A DE 2227527A DE 2227527 C3 DE2227527 C3 DE 2227527C3
- Authority
- DE
- Germany
- Prior art keywords
- welding
- signals
- circuit
- level
- weld
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000003466 welding Methods 0.000 title claims description 99
- 238000005336 cracking Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 210000004243 sweat Anatomy 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000007639 printing Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 description 20
- 239000003990 capacitor Substances 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 238000012544 monitoring process Methods 0.000 description 8
- 230000003111 delayed effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/24—Electric supply or control circuits therefor
- B23K11/25—Monitoring devices
- B23K11/252—Monitoring devices using digital means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
Landscapes
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Resistance Welding (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00252111A US3824377A (en) | 1972-05-10 | 1972-05-10 | Acoustic emission spot welding controller |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2227527A1 DE2227527A1 (de) | 1973-11-22 |
| DE2227527B2 DE2227527B2 (de) | 1978-10-12 |
| DE2227527C3 true DE2227527C3 (de) | 1979-06-13 |
Family
ID=22954651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2227527A Expired DE2227527C3 (de) | 1972-05-10 | 1972-06-06 | Einrichtung zum Erfassen der beim Schweißen von einer Schweißzone ausgehenden Schallenergie |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3824377A (OSRAM) |
| JP (1) | JPS5236976B2 (OSRAM) |
| DE (1) | DE2227527C3 (OSRAM) |
| FR (1) | FR2184256A5 (OSRAM) |
| GB (1) | GB1385427A (OSRAM) |
| IT (1) | IT959455B (OSRAM) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153275A (ja) * | 1974-11-04 | 1976-05-11 | Matsushita Electric Works Ltd | Saakitsutobureeka |
| JPS5153276A (ja) * | 1974-11-04 | 1976-05-11 | Matsushita Electric Works Ltd | Saakitsutobureeka |
| JPS5167977A (ja) * | 1974-12-09 | 1976-06-12 | Matsushita Electric Works Ltd | Kairoshadanki |
| US3965726A (en) * | 1975-07-02 | 1976-06-29 | Western Electric Company, Inc. | Method and apparatus for the real-time evaluation of welds by emitted stress waves |
| US4024522A (en) * | 1976-03-15 | 1977-05-17 | Gard, Inc. | Acoustic emission system for welding flaw detection |
| US4086817A (en) * | 1977-07-05 | 1978-05-02 | Western Electric Co., Inc. | Method and apparatus for determining the acceptability of a weld formed by applying repetitive pulses of energy to the weld site |
| CH621196A5 (OSRAM) * | 1977-12-29 | 1981-01-15 | Landis & Gyr Ag | |
| SE448356B (sv) * | 1980-12-23 | 1987-02-16 | Volvo Ab | Portabelt metinstrument for kontroll av anleggningstid vid punktsvetsning |
| US4419562A (en) * | 1982-01-19 | 1983-12-06 | Western Electric Co., Inc. | Nondestructive real-time method for monitoring the quality of a weld |
| JPS58140944A (ja) * | 1982-02-15 | 1983-08-20 | 三菱電機株式会社 | 回路しや断器の引き外し装置 |
| DE3333151A1 (de) * | 1983-09-14 | 1985-03-28 | Hahn, Ortwin, Prof.Dr.-Ing., 4790 Paderborn | Schweiss- oder thermische trennvorrichtung mit geraeuschabhaengiger prozessregelung |
| JPS60249024A (ja) * | 1984-05-24 | 1985-12-09 | Hitachi Constr Mach Co Ltd | ロ−プ張力の大小判別装置 |
| US5065630A (en) * | 1990-06-12 | 1991-11-19 | Grumman Aerospace Corporation | Integrated system for aircraft crack detection |
| DE4426436C2 (de) * | 1994-07-26 | 2001-09-20 | Bayerische Motoren Werke Ag | Verfahren zum Ermitteln der zum Punktschweißen von Blechteilen optimal geeigneten Schweißparametern |
| RU2259263C1 (ru) * | 2003-12-23 | 2005-08-27 | Открытое акционерное общество "АВТОВАЗ" | Пневмопривод контактной точечной сварки |
| DE102004063463C5 (de) | 2004-12-23 | 2013-10-31 | Norgren Gmbh | Verfahren zur Steuerung einer Ausgleichszylindereinheit insbesondere für eine Schweißvorrichtung und Ausgleichszylindereinheit |
| US7642486B2 (en) | 2006-05-05 | 2010-01-05 | Illinois Tool Works Inc. | Welding device with arc termination control |
| JP4933407B2 (ja) * | 2007-11-21 | 2012-05-16 | 本田技研工業株式会社 | スパッタ検出方法 |
| CN102654482B (zh) * | 2012-03-14 | 2014-02-12 | 重庆理工大学 | 电阻点焊熔核形核动态质量无损检测方法 |
| CN103675103B (zh) * | 2013-10-15 | 2015-10-07 | 重庆理工大学 | 一种利用电阻点焊过程声发射信号能量当量定量检测熔核裂纹的方法 |
| DE102018203269A1 (de) * | 2018-03-06 | 2019-09-12 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur qualitativen Analyse einer Punktschweißverbindung, Schweißvorrichtung und Verwendung von akustischen Signalen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2147918A (en) * | 1936-04-25 | 1939-02-21 | Raytheon Mfg Co | Vacuum tube cycle counter |
| US2277146A (en) * | 1939-03-04 | 1942-03-24 | Square D Co | System of electric welding |
| US2862114A (en) * | 1957-10-01 | 1958-11-25 | Welding Research Inc | Welder control mechanism with timing means |
| US3614761A (en) * | 1969-11-03 | 1971-10-19 | Dresser Ind | Method and apparatus for monitoring potential or lost circulation in an earth borehole |
| US3660972A (en) * | 1970-01-09 | 1972-05-09 | Burlington Industries Inc | Operation monitoring system |
-
1972
- 1972-05-10 US US00252111A patent/US3824377A/en not_active Expired - Lifetime
- 1972-05-24 GB GB2454972A patent/GB1385427A/en not_active Expired
- 1972-06-05 IT IT9515/72A patent/IT959455B/it active
- 1972-06-06 DE DE2227527A patent/DE2227527C3/de not_active Expired
- 1972-06-20 FR FR7222126A patent/FR2184256A5/fr not_active Expired
- 1972-07-10 JP JP47068301A patent/JPS5236976B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3824377A (en) | 1974-07-16 |
| GB1385427A (en) | 1975-02-26 |
| DE2227527B2 (de) | 1978-10-12 |
| JPS4923149A (OSRAM) | 1974-03-01 |
| FR2184256A5 (OSRAM) | 1973-12-21 |
| IT959455B (it) | 1973-11-10 |
| JPS5236976B2 (OSRAM) | 1977-09-19 |
| DE2227527A1 (de) | 1973-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: MUELLER, H., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |