SU1227978A1 - Arrangement for determining dynamic characteristics of elastic materials - Google Patents
Arrangement for determining dynamic characteristics of elastic materials Download PDFInfo
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- SU1227978A1 SU1227978A1 SU843710974A SU3710974A SU1227978A1 SU 1227978 A1 SU1227978 A1 SU 1227978A1 SU 843710974 A SU843710974 A SU 843710974A SU 3710974 A SU3710974 A SU 3710974A SU 1227978 A1 SU1227978 A1 SU 1227978A1
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- frame
- contacts
- striker
- sample
- dynamic characteristics
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Изобретение относитс к прочностным испытани м материалов и позвол ет повысить точность измерений динамических характеристик материалов и информативность устройства. Устройство содержит станину, подвешенный на станине ма тник с бойком, .приспособление дл установки образца , средства регистрации угла сброса и отскока ма тника, две пары электрических контактов, два из которых - гибкие и закреплены на ма тнике в зоне расположени бойка, а два выполнены коническими и установлены на станине с возможностью перемещени относительно приспособлени дл установки образца и снабжены индикаторами перемещений. Аппаратура дл фиксации момента замыкани контактов включает измеритель вре- меншлх интервалов, к входам которого через блок коммутации и согласо- вани подключены контакты, установленные на станине, и осциллограф, пoдключae в tй к контактам, установленным на станине. 1 з,п.ф-лы,2 ил. S (Л ю IND со 00The invention relates to the strength testing of materials and improves the accuracy of measurements of the dynamic characteristics of materials and the information content of the device. The device contains a frame suspended on a stand with a striker, a device for installing the sample, means for registering the angle of the drop and rebound of the master, two pairs of electrical contacts, two of which are flexible and fixed on the master in the striker area, and two are made conical and mounted on the frame with the possibility of movement relative to the device for installation of the sample and are equipped with movement indicators. The equipment for fixing the moment of contact closure includes a time interval meter, to the inputs of which, via the switching and matching unit, are connected the contacts installed on the frame, and an oscilloscope, connected in ty to the contacts installed on the frame. 1 з, п.ф-л, 2 Il. S (lu ind from 00
Description
Изобретение относитс к прочностым испытани м материаловj а именно устройствам дл определени динаических характеристик эластичныхThis invention relates to the strength testing of materials, namely, devices for determining the dynamic characteristics of elastic
атериалов, и может быть использова о дл измерени времени контактиовани бойка ма тника с испытуемым атериалом при пр мом и полном коде,materials, and can be used to measure the time of contact between the hammer and the test material with direct and full code,
а также деформации материала при дарном нагружении.as well as deformation of the material under the gift of loading.
Цель изобретени - повьппение точности, измерений динамических арактиристик и информативности устройства за счет введени второй пары электрических контактов и св занного с ними измерител временных интервалов.The purpose of the invention is to improve the accuracy of measurements of dynamic fracturers and informativeness of the device by introducing a second pair of electrical contacts and a time interval meter associated with them.
На фиг. 1 представлено устройство общий ВИД1 на фиг. 2 - принцииальна схема аппаратуры дл фик- сации момента замыкани контактов и временных интервалов.FIG. 1 shows the general VID1 device in FIG. 2 shows the basic equipment for fixing the moment of closing of contacts and time intervals.
Устройство дл определени динамических характеристик эластичных материалов содержит станину 1, подвешенный на станине ма тник 2 с бойком 3, приспособление дл установки образца (непоказано)S сред ства 4 регистрации угла сброса и отскока ма тника 2 пару электри™ ческих контактов 5 и 6, один из которых закреплен на ма тнике 2, дру гой установлен на станине с воз- можностью перемещени относительно приспособлени дл установки образ- ца, индикатор 7 перемещени подвижного контакта 6 и ..аппаратуру дл фиксации момента заглэшани контактов (не показана) Устройство снабжено второй парой аналогичных эле;ктри- ческих контактов 8 и 9 и измерителем 10 (фиг, 2) временных интервгшов., к входам которого подключены контакты 6 и 9, установленные на станине 1. Контакты 5 и 8 э укрепленные на ма тнике 2, выполнены гибки и и установлены в зоне расположени бойка 3 с возможностью скольжени по контактам 6 и 9, выполненным коническими . Перемещение контактов 6 и 9 от-™ носительно приспособлени дхг установки образца осуществл етс микро - метрическими винтами 11 и 12, снаб женными индикаторами. 7 и 13 перемещени . Замыкание контактов 5 и Sj установленных на ма тнрке 2; и кон тактов 6 и 9, утсановленньгх на ста .нине J, осуществл етс через прореA device for determining the dynamic characteristics of elastic materials contains a frame 1 suspended from a frame of a parallel 2 with a striker 3, a device for installing a sample (not shown) S of the means 4 for recording the angle of relief and rebound of a double 2 a pair of electrical contacts 5 and 6, one of which is fixed on the tiller 2, the other is mounted on the frame with the possibility of movement relative to the device for installing the sample, the indicator 7 of moving the movable contact 6 and ... the equipment for fixing the moment of the contacts closing ( e is shown) The device is equipped with a second pair of similar elec- tric contacts 8 and 9 and a meter 10 (FIG. 2) of time intervals, with the contacts 6 and 9 mounted on the frame 1 connected to the inputs. The tandem 2 is flexible and installed in the area of the striker 3 slidable over the pins 6 and 9 made conical. The movement of the contacts 6 and 9 relative to the device for the installation of the sample is carried out by micrometric screws 11 and 12, equipped with indicators. 7 and 13 movements. The closure of the contacts 5 and Sj installed on the mantra 2; and contacts 6 and 9, established on stationin J, is carried out through a hole
зи 4 j, выполненные в станине 1. Аппаратура дл фиксации момента замы кани контактов 5 и 6, 8 и 9 (фиг,2), включает осциллограф 15, подключае™z 4 j, made in the frame 1. The equipment for fixing the moment of closure of the contacts 5 and 6, 8 and 9 (FIG. 2), includes an oscilloscope 15, connect ™
мый . к контактам 6 и 9, блок 16 коммутации и согласовани с источником 17 питани , вход которого подключен контактам 6 и 9, а выход - к вхо дам измерител 0 временных интерва-,my to pins 6 and 9, the switching unit 16 and matching with the power source 17, the input of which is connected to pins 6 and 9, and the output to the inputs of the meter 0 time intervals,
лов.fishing
Устройство работает с ледующим образом.The device works in the following way.
При вертикальном положении ма тника 2 боек 3 касаетс поверхностиIn the vertical position of the tambour 2, the striker 3 touches the surface
испытуемого образца, а контакты 5 и 8 замкнуты с коническими контактами 6 и 9 соответственно. Замыкание контактов в этом положении достигает СИ врсоцением микрометрических винтовthe test sample, and contacts 5 and 8 are closed with conical contacts 6 and 9, respectively. The closure of the contacts in this position reaches the SI through the micrometer screws
II и 12, а контроль замьжани осуществл етс по отклонению луча осциллографа ISj подключаемого последовательно к контактам 6 и 9. В указанном положении микрометрическийII and 12, and the control of the clamping is carried out by the deflection of the beam of the oscilloscope ISj connected in series to the contacts 6 and 9. In this position, the micrometer
винт П с контактом 6 стопоритс , что позвол ет зафиксировать момент касани бойка 3 с образцом. Последовательно удал ; контакт 9 от испы туемого образца винтом 2, нанос тscrew P with contact 6 stops, which allows fixing the moment of contact of the striker 3 with the sample. Deleted sequentially; contact 9 from the test sample with screw 2 is applied
.р бойком 3 по образцу и фиксируют по вление сигнала на экране осци.ллографа 15. подключенного к контакту 9 через клемму К, Методом постепенного удалени контакта 9.r briskly 3 on the model and record the appearance of the signal on the screen of the oscillograph 15. connected to terminal 9 through the terminal K, by the method of gradual removal of the contact 9
добивсштс исчезновени всплеска на экране осциллогр31фа 15. Момент исчезновени всплеска характеризует мак- симальную деформалдию материала, ве- лк -ЕИна которой определ етс по ин-the disappearance of the burst on the oscillographic screen 15. The moment of the disappearance of the burst characterizes the maximum deformaldia of the material, the magnitude of which is determined by the
дикатору 13 перемещени винта 12, Врем пр мого хода при контактировании бойка 3 с образцом фиксируетс измерителем 10 временных интер валов, в качестве которого исполь-The displacer 13 moves the screw 12. The time of the forward stroke when the striker 3 is in contact with the sample is recorded by a meter 10 time intervals, which is used as
зован частотомер, запускаемый при за: ыкании контактов 5,и 6 и оста- нав.ливаемый при замьгкании контактов 8 и 9о По величине деформации и времени контакта рассчитывшотThe frequency meter is started, started when: contacts 5 and 6 are closed and paused when contacts 8 and 9 o are closed. According to the magnitude of the deformation and the contact time,
скорость ДЕЮкени бойка 3 ма тника 2 3 исследуемом материале при уда- ре„the speed of the DEUKENI striker 3 of the tiger 2 2 3 of the material under study at impact „
Дл определени полного времени контакта бойка. 3 с образцом контакт 9 з станавл.квают в нулевое положение, соответствующее замыканию контактов 8 и 9 при вертикапьном положении .малтш-Ека 2, и измер ют длительностьTo determine the total contact time of the striker. 3 with the sample, the contact 9 is made into the zero position corresponding to the closure of the contacts 8 and 9 at the vertical position of the MALT-EK 2, and the duration is measured
электрического импульса при пр мом и обратном ходе бойка 3 ма тника 2 в исследуемом материале.electric pulse at forward and reverse course of the striker 3 of the tandem 2 in the material under study.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU843710974A SU1227978A1 (en) | 1984-01-13 | 1984-01-13 | Arrangement for determining dynamic characteristics of elastic materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU843710974A SU1227978A1 (en) | 1984-01-13 | 1984-01-13 | Arrangement for determining dynamic characteristics of elastic materials |
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| Publication Number | Publication Date |
|---|---|
| SU1227978A1 true SU1227978A1 (en) | 1986-04-30 |
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| SU843710974A SU1227978A1 (en) | 1984-01-13 | 1984-01-13 | Arrangement for determining dynamic characteristics of elastic materials |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6166344A (en) | 1999-03-23 | 2000-12-26 | General Electric Company | Circuit breaker handle block |
| US6211757B1 (en) | 2000-03-06 | 2001-04-03 | General Electric Company | Fast acting high force trip actuator |
| US6259048B1 (en) | 1998-05-29 | 2001-07-10 | General Electric Company | Rotary contact assembly for high ampere-rated circuit breakers |
| US6262872B1 (en) | 1999-06-03 | 2001-07-17 | General Electric Company | Electronic trip unit with user-adjustable sensitivity to current spikes |
| US6281461B1 (en) | 1999-12-27 | 2001-08-28 | General Electric Company | Circuit breaker rotor assembly having arc prevention structure |
| US6300586B1 (en) | 1999-12-09 | 2001-10-09 | General Electric Company | Arc runner retaining feature |
| US6317018B1 (en) | 1999-10-26 | 2001-11-13 | General Electric Company | Circuit breaker mechanism |
| US6429659B1 (en) | 2000-03-09 | 2002-08-06 | General Electric Company | Connection tester for an electronic trip unit |
| US6448522B1 (en) | 2001-01-30 | 2002-09-10 | General Electric Company | Compact high speed motor operator for a circuit breaker |
| US6459059B1 (en) | 2000-03-16 | 2002-10-01 | General Electric Company | Return spring for a circuit interrupter operating mechanism |
| US6472620B2 (en) | 2000-03-17 | 2002-10-29 | Ge Power Controls France Sas | Locking arrangement for circuit breaker draw-out mechanism |
| US6479774B1 (en) | 2000-03-17 | 2002-11-12 | General Electric Company | High energy closing mechanism for circuit breakers |
| US6747535B2 (en) | 2000-03-27 | 2004-06-08 | General Electric Company | Precision location system between actuator accessory and mechanism |
| US6804101B2 (en) | 2001-11-06 | 2004-10-12 | General Electric Company | Digital rating plug for electronic trip unit in circuit breakers |
| RU2557321C2 (en) * | 2013-07-29 | 2015-07-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежский государственный архитектурно-строительный университет" | Method for determining dynamic characteristics of elastomers |
-
1984
- 1984-01-13 SU SU843710974A patent/SU1227978A1/en active
Non-Patent Citations (1)
| Title |
|---|
| Авторское свидетельство СССР 697873, кл. G 01 N 3/30, 1978. Бертенев Г.М., Новикова Н.М. Коллоидный журнал, 1959, т. XXI, вып. 1, с.31-35. * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6259048B1 (en) | 1998-05-29 | 2001-07-10 | General Electric Company | Rotary contact assembly for high ampere-rated circuit breakers |
| US6166344A (en) | 1999-03-23 | 2000-12-26 | General Electric Company | Circuit breaker handle block |
| US6262872B1 (en) | 1999-06-03 | 2001-07-17 | General Electric Company | Electronic trip unit with user-adjustable sensitivity to current spikes |
| US6400543B2 (en) | 1999-06-03 | 2002-06-04 | General Electric Company | Electronic trip unit with user-adjustable sensitivity to current spikes |
| US6317018B1 (en) | 1999-10-26 | 2001-11-13 | General Electric Company | Circuit breaker mechanism |
| US6300586B1 (en) | 1999-12-09 | 2001-10-09 | General Electric Company | Arc runner retaining feature |
| US6281461B1 (en) | 1999-12-27 | 2001-08-28 | General Electric Company | Circuit breaker rotor assembly having arc prevention structure |
| US6211757B1 (en) | 2000-03-06 | 2001-04-03 | General Electric Company | Fast acting high force trip actuator |
| US6429659B1 (en) | 2000-03-09 | 2002-08-06 | General Electric Company | Connection tester for an electronic trip unit |
| US6459059B1 (en) | 2000-03-16 | 2002-10-01 | General Electric Company | Return spring for a circuit interrupter operating mechanism |
| US6472620B2 (en) | 2000-03-17 | 2002-10-29 | Ge Power Controls France Sas | Locking arrangement for circuit breaker draw-out mechanism |
| US6479774B1 (en) | 2000-03-17 | 2002-11-12 | General Electric Company | High energy closing mechanism for circuit breakers |
| US6747535B2 (en) | 2000-03-27 | 2004-06-08 | General Electric Company | Precision location system between actuator accessory and mechanism |
| US6448522B1 (en) | 2001-01-30 | 2002-09-10 | General Electric Company | Compact high speed motor operator for a circuit breaker |
| US6804101B2 (en) | 2001-11-06 | 2004-10-12 | General Electric Company | Digital rating plug for electronic trip unit in circuit breakers |
| RU2557321C2 (en) * | 2013-07-29 | 2015-07-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежский государственный архитектурно-строительный университет" | Method for determining dynamic characteristics of elastomers |
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