CN202057768U - Contactor contact parameter testing apparatus - Google Patents
Contactor contact parameter testing apparatus Download PDFInfo
- Publication number
- CN202057768U CN202057768U CN2011201378052U CN201120137805U CN202057768U CN 202057768 U CN202057768 U CN 202057768U CN 2011201378052 U CN2011201378052 U CN 2011201378052U CN 201120137805 U CN201120137805 U CN 201120137805U CN 202057768 U CN202057768 U CN 202057768U
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- contactor
- projection
- chaining pin
- probe
- spring
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Abstract
The utility model discloses a contactor contact parameter testing apparatus, comprising a driving motor, a screw rod driven by the driving motor and a testing head driven by the screw rod, wherein the testing head comprises a testing fixed station, two ends of which are respectively provided with a first projection and a second projection; a probe traversing through the first projection; a conductive pole fixed to the second projection and having gap between the probe; a spring, the axis being traversed by the probe, and a signal collection unit, one end of which being in electrical connection with the probe and the other end being in electrical connection with the conductive pole. With the above technical scheme, the beneficial effects are that the testing process of the opening distance and over travel of a contactor is completely automatic, and inaccurate testing data caused by human factors can not be taken into account.
Description
Technical field
The utility model relates to the proving installation of electric equipment products parameter, particularly a kind of proving installation of probe of contactor parameter.
Background technology
Circuit can not only be connected and cut off to contactor, but also have the effect of low-voltage release guard.Contactor is one of critical elements in the control circuit control system.Its measure of precision directly has influence on the stability and the security of automatic control system.Opening of contactor apart from excess of stroke parameter being one of most important parameter that influences the contactor measure of precision.Traditional open apart from excess of stroke test process in, adopt slide calliper rule to measure more.Test process is: when the contact of the pit gauge head of slide calliper rule contact contactor, and position of record on slide calliper rule, pit gauge heads on the moving contact that contact continues to proceed to contactor inside and contacts with stationary contact, and test lamp is bright at this moment.Test out the distance of opening of contactor thus.The measuring accuracy of this test mode is subject to operator's sense of responsibility, fitness, multifactorial influences such as skilled operation degree.
The utility model content
The utility model provides the proving installation of the accurate and automatic test contactor contact of a kind of energy parameter for solving the technical matters that exists in the prior art, and what the probe of contactor parameter comprised contactor opens the distance and the excess of stroke.Opening of contactor apart from the gap that is meant between contactor moving contact and the stationary contact.During contactor energising adhesive, the position of contact is to the extreme position of probe of contactor during by the magnetic force adhesive during conducting of contactor sound contact, and the distance of two positions is the excess of stroke, i.e. the distance that multirow is walked after the contact conducting.Test contactor open apart from the time, because of can not producing relative displacement between the moving contact of contactor and the contact, so the displacement of contact is the displacement of moving contact in the test process.
The utility model solves the problems of the technologies described above, the technical scheme that provides is: the proving installation that the probe of contactor parameter is provided, comprise a drive motor and a screw mandrel by the drive motor driving, also comprise a measuring head by described screw mandrel transmission, wherein, described measuring head comprises, a test fixed station, and described test fixed station two ends are respectively equipped with first projection and second projection; One chaining pin, described chaining pin passes from described first projection; One conductive pole, described conductive pole are fixed in described second projection, and be gapped between described chaining pin and the described conductive pole; One spring, described chaining pin passes the axle center of spring; One signal gathering unit, described signal gathering unit one end is electrically connected with described chaining pin, and the other end is electrically connected with described conductive pole.
As a preferred version of the present utility model, described chaining pin is provided with first stop collar and second stop collar, described spring one end contacts with described first stop collar, and the other end contacts with the outer wall of described first projection, and described second stop collar is positioned at the inwall of described first projection.
As another preferred version of the present utility model, the inwall of described second projection is provided with a spring base, and described spring one end is fixed in described chaining pin, and the other end is fixed in described spring base.
As a preferred version more of the present utility model, the head of described chaining pin is provided with a tong-like gauge head.
As another preferred version of the present utility model, the gap between described chaining pin and the described conductive pole is 0.5mm～1.0mm.
Adopt technique scheme, with respect to prior art, the beneficial effect of obtaining is:
(1) contactor open apart from the test process full automation of the excess of stroke, do not need to consider that artificial factor causes the data of testing inaccurate.
(2) head of chaining pin can design accordingly according to the multiple shape of contactor.As tong-like gauge head or direct rod shape gauge head etc.
(3) but contactor open apart from the test follow-on test of the excess of stroke, need not to change assembly, also need not assembly is adjusted, improve testing efficiency.
Description of drawings
Fig. 1 is the proving installation synoptic diagram of probe of contactor parameter described in the utility model;
Fig. 2 is the measuring head first embodiment synoptic diagram of proving installation described in the utility model;
Fig. 3 is the measuring head second embodiment synoptic diagram of proving installation described in the utility model;
Fig. 4 is the measuring head second embodiment vertical view of proving installation described in the utility model;
Fig. 5 is the proving installation of probe of contactor parameter described in the utility model and the structural representation of contactor;
Fig. 6 is the process flow diagram that proving installation test contactor described in the utility model is opened distance;
Fig. 7 is the process flow diagram of the proving installation test contactor excess of stroke described in the utility model.
Embodiment
Describe the technical solution of the utility model in detail below in conjunction with the drawings and the specific embodiments.
As shown in Figure 1 and Figure 2, the proving installation of a kind of probe of contactor parameter described in the utility model, the screw mandrel 12 that comprise drive motor 14, drives by drive motor 14 and by the measuring head 10 of screw mandrel 12 transmissions; Measuring head 10 comprises test fixed station 26, chaining pin 20, conductive pole 24, spring 22 and signal gathering unit 16, test fixed station 26 two ends are respectively equipped with the first protruding 26a and the second protruding 26b, chaining pin 20 passes from the first protruding 26a, conductive pole 24 is fixed in the second protruding 26b, gapped between chaining pin 20 and the conductive pole 24, chaining pin 20 passes the axle center of spring 22, and signal gathering unit 16 1 ends are electrically connected with chaining pin 20, and the other end is electrically connected with conductive pole 24.Drive motor 14 is fixed on the bearing seat 13 by servomotor seat 11, and bearing seat 13 is fixed on the bearing 17, and measuring head 10 is fixed on the traversing carriage 15, and traversing carriage 15 is fixed on the slide block 19.The measuring head 20 that is fixed on the traversing carriage 15 can move under the drive of screw mandrel.
As shown in Figure 2, the measuring head first embodiment synoptic diagram of probe of contactor parameter test device described in the utility model.The chaining pin 20 of measuring head 10 is provided with the first stop collar 21a and the second stop collar 21b, spring 22 1 ends contact with the first stop collar 21a, the other end of spring 22 contacts with the outer wall of the first protruding 26a, therefore spring 22 is limited between the outer wall of the first stop collar 21a and the first protruding 26a, and spring 22 is in its pre-compressed state.The second stop collar 21b is positioned at the inwall of the first protruding 26a, also is that the second stop collar 21b can carry out spacing to spring 22 between the first protruding 26a and the second protruding 26b.The head of chaining pin 20 is needle-like syringe needle 20a.The afterbody 20b of chaining pin 20 and the clearance distance Δ between the conductive pole 24, the elasticity coefficient of spring 22 need to set according to the elasticity coefficient of the spring of contactor inside, and to satisfy chaining pin when the rollback clearance distance Δ, contact is not subjected to displacement.Preferably, the optional 0.5mm to 1.0mm of clearance distance Δ.
As shown in Figure 3, Figure 4, originally illustrate the measuring head second embodiment synoptic diagram of probe of contactor parameter test device.In the present embodiment, spring 22 is located at the inwall of the first protruding 26a, also promptly between the first protruding 26a and the second protruding 26b; Simultaneously, inwall at the second protruding 26b is provided with spring base 23, one end of spring 22 is fixed on the spring base 23, and the other end is fixed on the chaining pin 20, and the afterbody 20b of chaining pin 20 is identical with the Δ span among first embodiment with clearance distance Δ 2 between the conductive pole 24.Spring 22 is located between the first protruding 26a and the second protruding 26b, can make the structure of measuring head 10 compact more.In the present embodiment, the syringe needle 20a of chaining pin 20 is tong-like gauge heads, can be replaced with the syringe needle of other shape as required.
Illustrate that in conjunction with Fig. 5, Fig. 6 contactor described in the utility model opens the method for testing apart from, the excess of stroke.Contactor 30 is provided with moving contact 32, stationary contact 34 contactor inner springs 36 and contact 38, and the two ends of contactor inner spring 36 withstand on respectively between iron core 37 and the coil 39.
Steps A, drive motor 14 moves to the contact 38 of contactor 30 by the chaining pin 20 that screw mandrel 12 drives measuring head 10;
Step B, the head 20a of measuring head 10 chaining pins 20 contact contact 38 is also pushed back by contact 38, thus the afterbody 20b of the chaining pin 20 of measuring head 10 contacts with conductive pole 24 and produces first electric signal;
Step C, signal gathering unit 16 receives this first electric signal, promptly is recorded as the initial position of contact 38;
Step D, the chaining pin 20 of measuring head 10 continue to head on contact 38 and move ahead under drive motor 14 effects, produce second electric signal when moving contact 32 contacts with stationary contact 34;
Step e, signal gathering unit 16 receives this second electric signal, promptly is recorded as the final position of moving contact 32 travel distances.
By the process of steps A to step e, the measurement in the final position when proving installation has promptly been finished the initial position of contactor 30 moving contacts 32 and the contact of sound contact, the distance between the two positions is out distance.Adopt opening of said method test contactor apart from having the high effect of degree of accuracy.
In conjunction with Fig. 5, Fig. 7 explanation, the method for testing of the test contactor excess of stroke described in the utility model.
After finishing above-mentioned steps E, carry out following steps,
Step F, drive motor 14 stop motions are also switched on to the coil of contactor 30, moving contact 32 and stationary contact 34 adhesives;
Step G, the chaining pin 20 of measuring head 10 are ejected under spring 22 elastic force effects to be continued to contact with contact 38, and the afterbody 20b of the chaining pin 20 of measuring head 10 and conductive pole 24 disconnect;
Step H, the 3rd electric signal that the afterbody 20b of the chaining pin 20 of signal gathering unit 16 collecting test heads 10 and conductive pole 24 disconnect, and the positional information of record contact 38 this moment;
Step I, drive motor 14 starts and drive chaining pin 20 moves ahead, and when conductive pole 24 contacts once more with the afterbody 20b of the chaining pin 20 of measuring head 10, produces the 4th electric signal;
Step J, signal gathering unit 16 collects the 4th electric signal, and the positional information of record contact 38 this moment.
By the process of step F, finished the test of contactor 30 excess of stroke parameters to step J.This process need not to readjust the parameter and the configuration of proving installation assembly, after the test job of finishing out distance, directly can carry out the test of the excess of stroke.
The above only is the utility model preferred embodiment, does not limit the scope that the utility model is implemented with this. the equivalence of being done according to the technical solution of the utility model and description changes and modification, all should belong to the scope that the utility model is contained.
Claims (5)
1. the proving installation of a probe of contactor parameter comprises the screw mandrel that a drive motor and is driven by drive motor, it is characterized in that, also comprises a measuring head by described screw mandrel transmission, and wherein, described measuring head comprises,
One test fixed station, described test fixed station two ends are respectively equipped with first projection and second projection;
One chaining pin, described chaining pin passes from described first projection;
One conductive pole, described conductive pole are fixed in described second projection, and be gapped between described chaining pin and the described conductive pole;
One spring, described chaining pin passes the axle center of spring;
One signal gathering unit, described signal gathering unit one end is electrically connected with described chaining pin, and the other end is electrically connected with described conductive pole.
2. the proving installation of a kind of probe of contactor parameter according to claim 1, it is characterized in that, described chaining pin is provided with first stop collar and second stop collar, described spring one end contacts with described first stop collar, the other end contacts with the outer wall of described first projection, and described second stop collar is positioned at the inwall of described first projection.
3. the proving installation of a kind of probe of contactor parameter according to claim 1 is characterized in that, the inwall of described second projection is provided with a spring base, and described spring one end is fixed in described chaining pin, and the other end is fixed in described spring base.
4. the proving installation of a kind of probe of contactor parameter according to claim 1 is characterized in that, the head of described chaining pin is provided with a tong-like gauge head.
5. the proving installation of a kind of probe of contactor parameter according to claim 1 is characterized in that, the gap between described chaining pin and the described conductive pole is 0.5mm～1.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201378052U CN202057768U (en) | 2011-05-03 | 2011-05-03 | Contactor contact parameter testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201378052U CN202057768U (en) | 2011-05-03 | 2011-05-03 | Contactor contact parameter testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057768U true CN202057768U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201378052U Expired - Lifetime CN202057768U (en) | 2011-05-03 | 2011-05-03 | Contactor contact parameter testing apparatus |
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| CN (1) | CN202057768U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269564A (en) * | 2011-05-03 | 2011-12-07 | 厦门精合电气自动化有限公司 | Device and method for testing parameters of contact of contactor |
| CN103529383A (en) * | 2012-02-29 | 2014-01-22 | 温州奔龙自动化科技有限公司 | Automatic testing device |
| CN103543402A (en) * | 2012-02-29 | 2014-01-29 | 温州奔龙自动化科技有限公司 | Automatic testing device |
| CN104266831A (en) * | 2014-10-09 | 2015-01-07 | 昌辉汽车电器（黄山）股份公司 | Device for testing on-off state of elastic sheet contact and instantaneous pressure during switching off |
| CN104316794A (en) * | 2014-10-22 | 2015-01-28 | 哈尔滨工业大学 | Device for testing electric performance of contact material of alternating-current contactor and method for using the device to test electric performance of contact material |
| CN106324495A (en) * | 2016-09-18 | 2017-01-11 | 东莞市三友联众电器有限公司 | Relay electric tester |
| CN107843833A (en) * | 2017-10-24 | 2018-03-27 | 浙江深科自动化科技有限公司 | A kind of detection means applied on miniature circuit breaker Automated assembly streamline |
-
2011
- 2011-05-03 CN CN2011201378052U patent/CN202057768U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269564A (en) * | 2011-05-03 | 2011-12-07 | 厦门精合电气自动化有限公司 | Device and method for testing parameters of contact of contactor |
| CN103529383A (en) * | 2012-02-29 | 2014-01-22 | 温州奔龙自动化科技有限公司 | Automatic testing device |
| CN103543402A (en) * | 2012-02-29 | 2014-01-29 | 温州奔龙自动化科技有限公司 | Automatic testing device |
| CN103529383B (en) * | 2012-02-29 | 2015-10-14 | 温州奔龙自动化科技有限公司 | Automatic testing equipment |
| CN103543402B (en) * | 2012-02-29 | 2016-08-31 | 温州奔龙自动化科技有限公司 | A kind of automatic testing equipment |
| CN104266831A (en) * | 2014-10-09 | 2015-01-07 | 昌辉汽车电器（黄山）股份公司 | Device for testing on-off state of elastic sheet contact and instantaneous pressure during switching off |
| CN104266831B (en) * | 2014-10-09 | 2017-02-01 | 昌辉汽车电器（黄山）股份公司 | Device for testing on-off state of elastic sheet contact and instantaneous pressure during switching off |
| CN104316794A (en) * | 2014-10-22 | 2015-01-28 | 哈尔滨工业大学 | Device for testing electric performance of contact material of alternating-current contactor and method for using the device to test electric performance of contact material |
| CN104316794B (en) * | 2014-10-22 | 2017-03-01 | 哈尔滨工业大学 | Device for AC contactor touch head material electric performance test and the method using this device to test contact material electrical property |
| CN106324495A (en) * | 2016-09-18 | 2017-01-11 | 东莞市三友联众电器有限公司 | Relay electric tester |
| CN107843833A (en) * | 2017-10-24 | 2018-03-27 | 浙江深科自动化科技有限公司 | A kind of detection means applied on miniature circuit breaker Automated assembly streamline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111130 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |