CN209043372U - A kind of relay contact spring system automatic detection device - Google Patents
A kind of relay contact spring system automatic detection device Download PDFInfo
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- CN209043372U CN209043372U CN201822116890.9U CN201822116890U CN209043372U CN 209043372 U CN209043372 U CN 209043372U CN 201822116890 U CN201822116890 U CN 201822116890U CN 209043372 U CN209043372 U CN 209043372U
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- relay
- spring system
- contact spring
- dynamometer
- camera
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Abstract
The utility model discloses a kind of relay contact spring system automatic detection device, is mainly made of test platform, measured material, linear drive motor, dynamometer, gap camera, pressure camera and host computer；Measured material and linear drive motor are fixed on test platform.Relay to be measured is clamped in measured material.Dynamometer is fixed on the output end of linear drive motor, and the dynamometry end of dynamometer is in contact with the movable feeler lever of relay contact spring system.Gap camera and pressure camera are located at the surface of measured material and dynamometer, both with upper connection.The control signal input of host computer is connect with relay contact spring system；The control signal output of host computer is connect with the control terminal of linear drive motor, gap camera and pressure camera.The utility model has high degree of automation, does not damage contact and the accurate high problem of testing result.
Description
Technical field
The utility model relates to relay technical fields, and in particular to a kind of relay contact spring system automatic detection device.
Background technique
Contact spring system is electromagnetic relay important component, and contactor gap and pressure are the important parameter indexs of contact spring system.
In current relay assembling process, operator uses patch hand dipping contactor gap.Firstly, since patch is anti-when measurement
Multiple and contact working position friction, thus easy damaged contact working position coating, and easily bring fifth wheel into contact working position.
It is measured secondly, contact force holds dynamometer by operator, the multiple measurement results of different operation person or same operator
It is whether consistent and manually whether accurate to dynamometer reading all in the presence of uncertainty.Finally, there is also labor for manual measurement mode
Fatigue resistance is big, fatiguability and the problem that causes accuracy low.
Utility model content
To be solved in the utility model is easy damaged contact, subjectivity present in existing manual measurement contact spring system
By force, the problem of accuracy is low and large labor intensity, provides a kind of relay contact spring system automatic detection device.
To solve the above problems, the utility model is achieved through the following technical solutions:
A kind of relay contact spring system automatic detection device, mainly by test platform, measured material, linear drive motor,
Dynamometer, gap camera, pressure camera and host computer composition；Measured material and linear drive motor are fixed on test platform
On；Relay to be measured is clamped in measured material, and the normally closed stationary contact bar side of relay contact spring system is close to linear drives
Motor drive direction, the normally opened stationary contact bar side of relay contact spring system far from linear drive motor direction, relay contact spring system
Movable feeler lever is between normally closed stationary contact bar and normally opened stationary contact bar；Dynamometer is fixed on the output end of linear drive motor, dynamometer
Dynamometry end be in contact with the movable feeler lever of relay contact spring system；Linear drive motor drives dynamometer movement, the survey of dynamometer
Power end pushes movable feeler lever to move from normally closed stationary contact bar to normally opened stationary contact bar direction；For acquiring the feeler lever figure of relay contact spring system
The gap camera of picture is located at the surface of measured material, and the output end of gap camera and a data input pin of host computer connect
It connects；Pressure camera for acquiring dynamometer dial plate image is located at the surface of dynamometer, the output end of pressure camera with
Another data input pin of host computer connects；The control signal input of host computer is connect with relay contact spring system；Host computer
Control signal output connect with the control terminal of linear drive motor, gap camera and pressure camera.
As an improvement, the relay contact spring system automatic detection device, still further comprises rotating platform, the rotary flat
Platform is fixed on test platform, and measured material is installed on the rotating platform；The connection of the control terminal of host computer and rotating platform.
As an improvement, the relay contact spring system automatic detection device, still further comprises light source, which hangs downward
It is located at the top of test platform.
Compared with prior art, the utility model can examine automatically relay contact spring system contactor gap with pressure
It surveys and identifies, with high degree of automation, do not damage contact and the accurate high problem of testing result.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of relay contact spring system automatic detection device.
Figure label: 1, test platform；2, measured material；3, linear drive motor；4, dynamometer；5, gap camera；
6, pressure camera；7, rotating platform；8, relay.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific example, and join
According to attached drawing, the utility model is further described.It should be noted that the direction term mentioned in example, such as "upper",
"lower", " in ", " left side " " right side ", "front", "rear" etc., be only the direction with reference to attached drawing.Therefore, the direction used is intended merely to illustrate
Not it is used to limit the protection scope of the utility model.
Referring to Fig. 1, a kind of relay contact spring system automatic detection device, mainly by light source, test platform 1, rotating platform
7, measured material 2, linear drive motor 3, dynamometer 4, gap camera 5, pressure camera 6 and host computer composition.
Measured material 2 and linear drive motor 3 are fixed on test platform 1.Relay 8 to be measured is clamped in measured material
In 2, and the normally closed stationary contact bar side of 8 contact spring system of relay is close to 3 direction of linear drive motor, 8 contact spring system of relay
Normally opened stationary contact bar side far from 3 direction of linear drive motor, the movable feeler lever of 8 contact spring system of relay be located at normally closed stationary contact bar and often
It opens between stationary contact bar.Dynamometer 4 is fixed on the output end of linear drive motor 3, and the dynamometry end of dynamometer 4 and relay 8 touch spring
The movable feeler lever of system is in contact.Linear drive motor 3 drives dynamometer 4 to move, and the dynamometry end of dynamometer 4 pushes movable feeler lever from normal
Stationary contact bar is closed to move to normally opened stationary contact bar direction.In view of the contact spring system of relay 8 to be measured includes that more than one set is normally closed quiet
Feeler lever, normally opened stationary contact bar and movable feeler lever, are provided with rotating platform 7, i.e. rotary flat between the test platform 1 and measured material 2
Platform 7 is fixed on test platform 1, and measured material 2 is mounted on rotating platform 7.Host computer is connect with the control terminal of rotating platform 7.
Rotating platform 7 drives measured material 2 and its relay to be measured 8 to rotate, and another group to realize 8 contact spring system of relay is normally closed
The qualification determination of stationary contact bar, normally opened stationary contact bar and movable feeler lever.
Gap camera 5 for acquiring the feeler lever image of 8 contact spring system of relay is located at the surface of measured material 2,
The output end of gap camera 5 and a data input pin of host computer connect.Pressure for acquiring 4 dial plate image of dynamometer is taken the photograph
The surface for being located at dynamometer 4 as first 6, the output end of pressure camera 6 and another data input pin of host computer connect.It is upper
The control signal input of machine is connect with 8 contact spring system of relay.The control signal output and linear drive motor of host computer
3, gap camera 5 is connected with the control terminal of pressure camera 6.In order to allow gap camera 5 and pressure camera 6 to acquire
To clearly image, device further includes a light source, which is hung on the top of test platform 1 downward.
A kind of relay contact spring system automatic testing method that above-mentioned apparatus is realized, characterized in that specifically include as follows
Step:
Relay 8 to be measured is clamped in measured material 2 by step 1, and allows the normally closed stationary contact of 8 contact spring system of relay
Bar side is close to 3 direction of linear drive motor, and the normally opened stationary contact bar side of 8 contact spring system of relay is far from linear drive motor 3
Direction, the movable feeler lever of 8 contact spring system of relay is between normally closed stationary contact bar and normally opened stationary contact bar.
Under step 2, original state, the movable feeler lever of 8 contact spring system of relay is in contact with normally closed stationary contact bar.Meanwhile it enabling and surveying
The dynamometry end of power meter 4 is in contact with the movable feeler lever of 8 contact spring system of relay.
Step 3, device are powered on, and host computer receives the switching signal that 8 contact spring system of relay is sent, and controls
The acquisition of gap camera 5 and pressure camera 6 acquire image simultaneously, and the collected relay 8 of institute is touched spring system by gap camera 5
The feeler lever image of system is sent to host computer, and the collected 4 dial plate image of dynamometer of institute is sent to host computer by pressure camera 6.
Step 4, for step 38 contact spring system of relay feeler lever image, host computer is to normally closed stationary contact bar, normally opened quiet
Feeler lever and movable feeler lever edge carry out edge detection positioning, and are calculated accordingly normal between normally closed stationary contact bar and normally opened stationary contact bar
Close the gap size between gap size and normally opened stationary contact bar and movable feeler lever.For the 4 dial plate image of dynamometer of step 3, on
Position machine carries out edge detection positioning to 4 pointer edge of dynamometer, and 4 pointer of dynamometer is calculated accordingly for the coordinate of origin
Value, to obtain the initial pressure value of dynamometer 4.
Step 5, host computer issue control signal to linear drive motor 3, and linear drive motor 3 is driven to move.Straight line drives
Dynamic motor 3 drives dynamometer 4 to move, and dynamometer 4 pushes the movable feeler lever of 8 contact spring system of relay from normally closed one side of stationary contact bar to normal
Open the movement of stationary contact bar side.
Step 6, when the movable feeler lever of 8 contact spring system of relay and normally opened stationary contact bar contact, host computer receives relay 8
The switching signal that contact spring system is sent, and control the acquisition of gap camera 5 and pressure camera 6 while acquiring image, gap
Camera 5 by the feeler lever image of collected 8 contact spring system of relay be sent to host computer, pressure camera 6 will be acquired
To 4 dial plate image of dynamometer be sent to host computer.
Step 7, for step 68 contact spring system of relay feeler lever image, host computer is to normally closed stationary contact bar, normally opened quiet
Feeler lever and movable feeler lever edge carry out edge detection positioning, and are calculated accordingly normal between normally closed stationary contact bar and normally opened stationary contact bar
Open the gap size between gap size and normally closed stationary contact bar and movable feeler lever.For the 4 dial plate image of dynamometer of step 6, on
Position machine carries out edge detection positioning to 4 pointer edge of dynamometer, and 4 pointer of dynamometer is calculated accordingly for the coordinate of origin
Value, to obtain the current pressure values of dynamometer 4.
Step 8, host computer by the obtained current pressure values of step 7 subtract step 4 obtained initial pressure value, obtain
To the pressure value of 8 contact spring system of relay.
Step 9, host computer are according to the normally closed clearance ruler between the obtained normally closed stationary contact bar of step 4 and normally opened stationary contact bar
Gap size between very little, normally opened stationary contact bar and movable feeler lever, between the obtained normally closed stationary contact bar of step 7 and normally opened stationary contact bar
The obtained relay 8 of gap size and step 8 between normally opened gap size, normally closed stationary contact bar and movable feeler lever touches spring system
The pressure value of system preset threshold corresponding with presetting is compared, provide 8 contact spring system of relay the normally closed stationary contact bar of the group, often
Open stationary contact bar and movable feeler lever whether He Ge judging result；
Step 10, host computer issue control signal to rotating platform 7, and rotating platform 7 is driven to select；Rotating platform 7 drives
Measured material 2 and its relay to be measured 8 rotate, and with the process for the 2-9 that repeats the above steps, provide 8 contact spring system of relay
Another group of normally closed stationary contact bar, normally opened stationary contact bar and movable feeler lever whether He Ge judging result.
In the present invention, the process of image procossing is not the principal concern of the utility model, i.e., edge detection is calculated
Method can use the existing edge detection algorithm of the prior art.It can also in addition, how to judge whether 8 contact spring system of relay is qualified
To be realized according to the discrimination standard of existing manual measurement.The emphasis of the utility model is to realize contact spring system contact by device
The reading of the automatic measurement and pressure value of gap size reduces operator's labor intensity, improves contact spring system contactor gap
Accuracy, raising working efficiency with pressure measurement.
It should be noted that although the above embodiment described in the utility model be it is illustrative, this is not to this
The limitation of utility model, therefore the utility model is not limited in above-mentioned specific embodiment.The utility model is not being departed from
In the case where principle, the other embodiment that all those skilled in the art obtain under the enlightenment of the utility model is accordingly to be regarded as
Within the protection of the utility model.
Claims (3)
1. a kind of relay contact spring system automatic detection device, it is characterized in that: mainly by test platform (1), measured material (2),
Linear drive motor (3), dynamometer (4), gap camera (5), pressure camera (6) and host computer composition；
Measured material (2) and linear drive motor (3) are fixed on test platform (1)；Relay (8) to be measured is clamped in measurement
In fixture (2), and the normally closed stationary contact bar side of relay (8) contact spring system is close to linear drive motor (3) direction, relay
(8) the normally opened stationary contact bar side of contact spring system is far from linear drive motor (3) direction, the movable feeler lever of relay (8) contact spring system
Between normally closed stationary contact bar and normally opened stationary contact bar；Dynamometer (4) is fixed on the output end of linear drive motor (3), dynamometer
(4) dynamometry end is in contact with the movable feeler lever of relay (8) contact spring system；Linear drive motor (3) drives dynamometer (4) fortune
Dynamic, the dynamometry end of dynamometer (4) pushes movable feeler lever to move from normally closed stationary contact bar to normally opened stationary contact bar direction；
Gap camera (5) for acquiring the feeler lever image of relay (8) contact spring system be located at measured material (2) just
Side, the output end of gap camera (5) and a data input pin of host computer connect；For acquiring dynamometer (4) dial plate image
Pressure camera (6) be located at the surface of dynamometer (4), the output end of pressure camera (6) and another data of host computer
Input terminal connection；The control signal input of host computer is connect with relay (8) contact spring system；The control signal of host computer exports
End is connect with the control terminal of linear drive motor (3), gap camera (5) and pressure camera (6).
2. a kind of relay contact spring system automatic detection device according to claim 1, it is characterized in that: still further comprising
Rotating platform (7), the rotating platform (7) are fixed on test platform (1), and measured material (2) is mounted on rotating platform (7)；On
Position machine is connect with the control terminal of rotating platform (7).
3. a kind of relay contact spring system automatic detection device according to claim 1, it is characterized in that: still further comprising
Light source, the light source are hung on the top of test platform (1) downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822116890.9U CN209043372U (en) | 2018-12-17 | 2018-12-17 | A kind of relay contact spring system automatic detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822116890.9U CN209043372U (en) | 2018-12-17 | 2018-12-17 | A kind of relay contact spring system automatic detection device |
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| CN209043372U true CN209043372U (en) | 2019-06-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323729A (en) * | 2018-12-17 | 2019-02-12 | 桂林航天电子有限公司 | A kind of relay contact spring system automatic detection device and method |
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2018
- 2018-12-17 CN CN201822116890.9U patent/CN209043372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323729A (en) * | 2018-12-17 | 2019-02-12 | 桂林航天电子有限公司 | A kind of relay contact spring system automatic detection device and method |
| CN109323729B (en) * | 2018-12-17 | 2024-05-14 | 桂林航天电子有限公司 | Automatic detection device and method for relay contact spring system |
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