CN105242522A - Testing device for separating time of separation mechanism and testing method - Google Patents
Testing device for separating time of separation mechanism and testing method Download PDFInfo
- Publication number
- CN105242522A CN105242522A CN201510708495.8A CN201510708495A CN105242522A CN 105242522 A CN105242522 A CN 105242522A CN 201510708495 A CN201510708495 A CN 201510708495A CN 105242522 A CN105242522 A CN 105242522A
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- timekeeping circuit
- resistance
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- separation
- time
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- 238000000926 separation method Methods 0.000 title claims abstract description 50
- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 241001232809 Chorista Species 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000010998 test method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000001612 separation test Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Unknown Time Intervals (AREA)
Abstract
The invention provides a testing device for separating time of a separation mechanism. The testing device comprises an ignition signal test measurement circuit, a separation signal test measurement circuit and a bridging wire separation mechanism. The ignition signal test measurement circuit comprises two resistors and a direct-current stabilized power supply, all of which are connected in series to form a closed loop. An ignition switch is connected in parallel with one resistor. A voltage signal acquisition instrument is connected in parallel with the other resistor. The separation signal test measurement circuit comprises two resistors and direct-current stabilized power supply, all of which are connected in series to form a closed loop. A voltage signal acquisition instrument is connected in parallel with one resistor. The bridging wire separation mechanism comprises two wiring terminals which are arranged on a separation interface and connected in parallel on two sides of the other resistor. The two wiring terminals are short connected by means of a tight wire. The method further discloses a testing method for the above testing method. The testing device for separating time of the separation mechanism and the testing method have following beneficial effects: a constant potential changing circuit is utilized to measure the testing device so that the testing requirement for separating time of the separation mechanism can be satisfied; and the testing device is simple in structure and convenient in installation.
Description
Technical field
The present invention relates to test piece intensity experimental technique field, particularly, relate to proving installation and the method for testing of a kind of its disengagement time.
Background technology
Disengaging time, as the important parameter of separating mechanism ground Release separation test, needs to test in separation, for the theory calculate of subsequent analysis and optimization and relevant disengaging movement parameter provides foundation.Disengaging time sends fuze from sample control device for detonation of electric, unlocks to separating mechanism, under the effect of tripping device, and the time interval that the separated body time of releasing completes.Original disengaging time method of testing is the change in displacement utilizing displacement meter to monitor chorista, the time corresponding to change in displacement moment is gathered with displacement signal acquisition instrument, but because disengaging time is extremely of short duration, accurately cannot find the instantaneous value of change in displacement, cause the time gathered to have larger error.
Summary of the invention
For defect of the prior art, the object of this invention is to provide proving installation and the method for testing of a kind of its disengagement time.
According to an aspect of the present invention, the proving installation of a kind of its disengagement time is provided, it is characterized in that, comprise ignition signal timekeeping circuit, separation signal timekeeping circuit and bridge connected wire separating mechanism; Described ignition signal timekeeping circuit comprises the first resistance of closed loop in series, the second resistance and D.C. regulated power supply, be arranged in parallel an ignition switch at the two ends of the first resistance, be arranged in parallel a voltage signal acquisition instrument at the two ends of described second resistance; Described separation signal timekeeping circuit comprises the first resistance of closed loop in series, the second resistance and D.C. regulated power supply, is arranged in parallel a voltage signal acquisition instrument at the two ends of described second resistance; Described bridge connected wire separating mechanism comprises two connection terminals of the upper side and lower side of the separating interface being arranged on separating mechanism, described two connection terminals are connected in the both sides of the first resistance of described separation signal timekeeping circuit by a lax conductor in parallel, the wire short circuit that described two connection terminals are tightened by again.
Preferably, the first resistance of described ignition signal timekeeping circuit is equal with the second resistance.
Preferably, the first resistance of described separation signal timekeeping circuit is equal with the second resistance.
Preferably, described ignition signal timekeeping circuit is arranged on ignition signal timekeeping circuit plate, and each wiring point position is all connected by binding post.
Preferably, described separation signal timekeeping circuit is arranged on separation signal timekeeping circuit plate, and each wiring point position is all connected by binding post.
One aspect of the present invention, provides a kind of method of testing utilizing the proving installation of described its disengagement time to carry out, it is characterized in that, comprise the steps:
(1) connect described ignition signal timekeeping circuit, press the ignition switch of described ignition signal timekeeping circuit;
(2) time that the change in voltage of the second resistance of described ignition signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of described ignition signal timekeeping circuit;
(3) connect described separation signal timekeeping circuit, separating interface is separated, and the wire of tightening of two connection terminals on separating interface is disconnected;
(4) time that the change in voltage of the second resistance of described separation signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of described separation signal timekeeping circuit;
(5) time in described (2) step and the time in described (4) step are carried out poor, obtain the disengaging time of described separating mechanism.
Compared with prior art, the present invention has following beneficial effect:
(1) meet disengaging time measurement demand, not only reduce test installation difficulty, decrease workload, effectively improve test efficiency of the practice simultaneously, facilitate carrying out smoothly of test.
(2) measuring accuracy is high, and antijamming capability is strong, and under can meeting various environmental baseline, multiple spot disengaging time measures requirement, can carry out modularized circuit structure according to measuring point quantity.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is igniting timekeeping circuit scheme of installation;
Fig. 2 is the scheme of installation being separated timekeeping circuit;
Fig. 3 for igniting timekeeping circuit be separated timekeeping circuit schematic diagram.
In figure:
1 is igniting timekeeping circuit plate; 2 is binding post when igniting is surveyed; 3 is D.C. regulated power supply when igniting is surveyed; 4 is resistance when igniting is surveyed; 5 is ignition switch; 6 is p-wire when igniting is surveyed; 7 is voltage signal acquisition instrument when igniting is surveyed; 8 for being separated timekeeping circuit plate; 9 is binding post when separation is surveyed; 10 is D.C. regulated power supply when separation is surveyed; 11 is resistance when separation is surveyed; 12 is separated wires; 13 is connection terminal; 14 is voltage signal acquisition instrument when separation is surveyed; 15 is p-wire when separation is surveyed.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
As shown in Figure 1 and Figure 2, the test unit of its disengagement time comprises igniting timekeeping circuit plate, is separated timekeeping circuit plate, bridge connected wire separating mechanism; The corresponding time of on-off model of igniting timekeeping circuit plate for measuring ignition switch and producing; Be separated the timekeeping circuit plate corresponding time of on-off model for measuring separated wires break-make and producing; Bridge connected wire separating mechanism strides across separating interface, utilizes p-wire to access in separation signal timekeeping circuit plate, synchronously disconnects, reflection its disengagement instantaneous state for realizing separated wires when its disengagement.
Voltage signal acquisition instrument 7 when p-wire 6 and igniting are surveyed when resistance 4, ignition switch 5, igniting are surveyed when D.C. regulated power supply 3, igniting are surveyed when binding post 2, igniting are surveyed when ignition signal timekeeping circuit plate comprises igniting timekeeping circuit plate 1, igniting is surveyed; Binding post 2 when uniform igniting is surveyed on igniting timekeeping circuit plate 1, when when two igniting are surveyed, resistance 4 and igniting are surveyed, D.C. regulated power supply 3 to be connected on when igniting is surveyed on binding post 2, mutual closed loop in series, ignition switch 5 when being connected in that when an igniting is surveyed, the igniting at resistance 4 two ends is surveyed on binding post 2, p-wire 6 when voltage signal acquisition instrument 7 is surveyed by igniting when igniting is surveyed when being connected in that when another igniting is surveyed, the igniting at resistance 4 two ends is surveyed on binding post 2.
Separation signal timekeeping circuit plate comprise be separated timekeeping circuit plate 8, be separated binding post 9 when surveying, be separated D.C. regulated power supply 10 when surveying, be separated resistance 11 when surveying, separated wires 12, connection terminal 13, p-wire 15 when to be separated when surveying voltage signal acquisition instrument 14 and to be separated survey; Be separated and uniformly on timekeeping circuit plate 8 be separated binding post 9 when surveying, two be separated survey time resistance 11 and is separated survey time D.C. regulated power supply 10 be connected on separation survey time binding post 9 on, mutual closed loop in series, when when separation is surveyed, voltage signal acquisition instrument 14 passes through to be separated p-wire 15 when surveying and is connected in the separation survey at resistance 11 two ends when a separation is surveyed on binding post 9, another is separated resistance 11 two ends binding post connection bridge connected wire separating mechanism when surveying.
Bridge connected wire separating mechanism comprises separated wires 12 and connection terminal 13; Pair of terminals 13 is pasted onto the upper chorista 17 of the upside of separating interface 16 and the lower chorista 18 of downside respectively, each connection terminal has two legs; Separated wires 12 two ends are welded on relative leg respectively, and the wire 12 wherein between a pair leg keeps tightening, and another keeps lax to the wire 12 between leg, and two legs of one of them connection terminal 13 are connected by wire 12.
See accompanying drawing 1 to 3, the installation process of igniting timekeeping circuit plate, separation timekeeping circuit plate, bridge connected wire separating mechanism is as follows.According to disengaging time measuring point quantity, determine igniting timekeeping circuit plate and the specification and the quantity that are separated each parts of timekeeping circuit plate, then according to Fig. 3 ignition signal timekeeping circuit be separated timekeeping circuit schematic diagram respectively mounting circuit boards and components and parts, for igniting timekeeping circuit plate, when the igniting that when resistance 4 and igniting are surveyed when igniting identical for two resistances being surveyed, D.C. regulated power supply 3 is connected on igniting timekeeping circuit plate 1 is surveyed on binding post 2, mutual closed loop in series, ignition switch 5 and be connected in one igniting survey time resistance 4 two ends igniting survey time binding post 2 on, when when igniting is surveyed, voltage signal acquisition instrument 7 passes through p-wire 6 when igniting is surveyed and is connected in the igniting survey at resistance 4 two ends when another igniting is surveyed on binding post 2.For separation signal timekeeping circuit plate, resistance 11 and to be separated when D.C. regulated power supply 10 when surveying is connected on separation survey on binding post 9 when the separation that two resistances are identical is surveyed, mutual closed loop in series, when when separation is surveyed, voltage signal acquisition instrument 14 passes through to be separated p-wire 15 when surveying and is connected in the separation survey at resistance 11 two ends when a separation is surveyed on binding post 9, another is separated resistance 11 two ends binding post connection bridge connected wire separating mechanism when surveying.Afterwards, install bridge connected wire separating mechanism, on the upper chorista 17 first pair of terminals 13 being pasted onto respectively separating interface 16 and lower chorista 18, one is pasted onto in mobile, another is pasted onto on fixed body, each connection terminal has two legs; Separated wires 12 two ends are welded on relative leg respectively, and the wire 12 wherein between a pair leg keeps tightening, and another keeps lax to the wire 12 between leg, then connect with two legs of wire 12 by the connection terminal 13 in mobile.Finally, debugging disengaging time proving installation, with the whether conducting of each tie point of multimeter check circuit, whether the magnitude of voltage gathered by voltage signal acquisition instrument in power on circuitry situation carrys out decision circuitry normal, with regard to problem investigation reason, until meet the requirement of test.
The survey method of its disengagement time tester is divided into following steps:
(1) connect ignition signal timekeeping circuit, press the ignition switch of ignition signal timekeeping circuit;
(2) time (the T0 duration of ignition) that the change in voltage of the second resistance of ignition signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of ignition signal timekeeping circuit;
(3) connect separation signal timekeeping circuit, separating interface is separated, and the wire of tightening of two connection terminals on separating interface is disconnected;
(4) time (disengaging time T1) that the change in voltage of the second resistance of separation signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of separation signal timekeeping circuit;
(5) time in (2) step and the time in (4) step are carried out poor, obtain the disengaging time of separating mechanism.
The present invention utilizes bridge connected wire separating mechanism, utilizes separated wires separation signal caused by " connection " or "off", is reached the measurement object of disengaging time parameter by the corresponding time of the change in voltage at another resistance two ends of timekeeping circuit plate.Can meet separating mechanism component time test demand, proving installation structure is simple, easy for installation, and measuring accuracy is high, and antijamming capability is strong, can meet the test request of its disengagement time under varying environment.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (6)
1. the proving installation of its disengagement time, is characterized in that, comprises ignition signal timekeeping circuit, separation signal timekeeping circuit and bridge connected wire separating mechanism;
Described ignition signal timekeeping circuit comprises the first resistance of closed loop in series, the second resistance and D.C. regulated power supply, be arranged in parallel an ignition switch at the two ends of the first resistance, be arranged in parallel a voltage signal acquisition instrument at the two ends of described second resistance;
Described separation signal timekeeping circuit comprises the first resistance of closed loop in series, the second resistance and D.C. regulated power supply, is arranged in parallel a voltage signal acquisition instrument at the two ends of described second resistance;
Described bridge connected wire separating mechanism comprises two connection terminals of the upper side and lower side of the separating interface being arranged on separating mechanism, described two connection terminals are connected in the both sides of the first resistance of described separation signal timekeeping circuit by a lax conductor in parallel, the wire short circuit that described two connection terminals are tightened by again.
2. the proving installation of its disengagement time according to claim 1, is characterized in that, the first resistance of described ignition signal timekeeping circuit is equal with the second resistance.
3. the proving installation of its disengagement time according to claim 1, is characterized in that, the first resistance of described separation signal timekeeping circuit is equal with the second resistance.
4. the proving installation of its disengagement time according to any one of claim 1 to 3, is characterized in that, described ignition signal timekeeping circuit is arranged on ignition signal timekeeping circuit plate, and each wiring point position is all connected by binding post.
5. the proving installation of its disengagement time according to any one of claim 1 to 3, is characterized in that, described separation signal timekeeping circuit is arranged on separation signal timekeeping circuit plate, and each wiring point position is all connected by binding post.
6. the method for testing utilizing the proving installation of its disengagement time according to any one of claim 1 to 5 to carry out, is characterized in that, comprise the steps:
(1) connect described ignition signal timekeeping circuit, press the ignition switch of described ignition signal timekeeping circuit;
(2) time that the change in voltage of the second resistance of described ignition signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of described ignition signal timekeeping circuit;
(3) connect described separation signal timekeeping circuit, separating interface is separated, and the wire of tightening of two connection terminals on separating interface is disconnected;
(4) time that the change in voltage of the second resistance of described separation signal timekeeping circuit is corresponding is measured by the voltage signal acquisition instrument of described separation signal timekeeping circuit;
(5) time in described (2) step and the time in described (4) step are carried out poor, obtain the disengaging time of described separating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510708495.8A CN105242522B (en) | 2015-10-27 | 2015-10-27 | The test device and method of testing of separating mechanism disengaging time |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510708495.8A CN105242522B (en) | 2015-10-27 | 2015-10-27 | The test device and method of testing of separating mechanism disengaging time |
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| CN105242522A true CN105242522A (en) | 2016-01-13 |
| CN105242522B CN105242522B (en) | 2017-09-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106547201A (en) * | 2016-10-31 | 2017-03-29 | 中国船舶重工集团公司第七0五研究所 | A kind of round voyage behaviour thunder section trouserss free the method for testing of time under water |
| CN113406411A (en) * | 2021-05-27 | 2021-09-17 | 西安航天动力试验技术研究所 | Target line measuring device, attitude control power separation time measurement and control system and measuring method |
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| CN113406411A (en) * | 2021-05-27 | 2021-09-17 | 西安航天动力试验技术研究所 | Target line measuring device, attitude control power separation time measurement and control system and measuring method |
| CN113406411B (en) * | 2021-05-27 | 2024-05-03 | 西安航天动力试验技术研究所 | Target line measuring device, attitude control power separation time measurement and control system and measuring method |
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| CN105242522B (en) | 2017-09-29 |
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