CN214583046U - Miniature circuit breaker contact parameter detection equipment - Google Patents

Miniature circuit breaker contact parameter detection equipment Download PDF

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Publication number
CN214583046U
CN214583046U CN202120763983.XU CN202120763983U CN214583046U CN 214583046 U CN214583046 U CN 214583046U CN 202120763983 U CN202120763983 U CN 202120763983U CN 214583046 U CN214583046 U CN 214583046U
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China
Prior art keywords
circuit breaker
miniature circuit
controller
image collector
breaker contact
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Application number
CN202120763983.XU
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Chinese (zh)
Inventor
朱邦权
高卫中
周国喜
陈胜权
高雄
胡金鹏
程建伟
周建
王博
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Delixi Electric Co Ltd
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Delixi Electric Co Ltd
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Abstract

The utility model provides a miniature circuit breaker contact parameter check out test set belongs to low pressure electrical technology field, including image collector, storage platform, controller, display and interactive accessory, image collector is just setting up and gathering the image to storage platform, the last pneumatic positioning anchor clamps of installing slidable to image collector below of storage platform, interactive accessory is including the button, between image collector and the controller between controller and the display be connected through communication line between interactive accessory and the controller. The utility model discloses can the automatic measure opening distance, over travel and final pressure, the power of tripping etc. of contact to but automatic recording data, for realizing that digitization, paperless official working provide operable basis, effectively improved the work efficiency that the contact detected, and reduced measuring error, improved measurement accuracy.

Description

Miniature circuit breaker contact parameter detection equipment
Technical Field
The utility model relates to a low-voltage apparatus equipment detects technical field, especially relates to a miniature circuit breaker contact parameter check out test set.
Background
The contact parameters are key performance indexes for improving the stability and reliability of the contact parameters of the circuit breaker. The contact parameters of the product are commonly measured by a vernier caliper and a tension meter (the size of the product and a tripping force value), the measurement mode has human errors, a copper wire is required for auxiliary test when final pressure test is carried out, and the thickness of the copper wire directly influences the measurement accuracy of the tension meter and the accuracy of personnel judgment. The above-mentioned measuring process action is complicated, and measuring tool appurtenance is numerous and complicated and inefficient, can not satisfy present production needs.
Based on this, the present application is proposed.
Disclosure of Invention
Not enough to prior art, the utility model provides a miniature circuit breaker contact parameter check out test set solves among the prior art problem that contact parameter detection efficiency is low, human error is big.
In order to achieve the purpose, the utility model discloses miniature circuit breaker contact parameter check out test set structure includes image collector, platform, controller, display and interactive accessory, image collector is just setting up and gathering the image to platform, the last pneumatic positioning anchor clamps of slidable to image collector below of installing of platform, interactive accessory is including the button, between image collector and the controller between controller and the display be connected through communication line between interactive accessory and the controller.
Through the structure, the utility model discloses accessible image acquisition ware gathers the below by the product of being surveyed of pneumatic positioning fixture location, through controller automatic calculation product size to there is the stroke of moving contact under static contact, the no static contact state through the calculation, can obtain the opening distance parameter and the over travel parameter of contact. Compared with the manual measurement mode adopted in the prior art, the method is high in efficiency and low in human error.
For improving the image definition, the utility model discloses further set up as follows: the image collector is an industrial camera.
The utility model discloses further set up as follows: and a visual light source is arranged between the image collector and the platform, and irradiates light to one side of the object placing platform. Through the visual light source, the light brightness at the position of the storage platform can be improved, so that the image collector collects the image of the detected product with better quality.
The utility model discloses further set up as follows: the controller is a computer, and the display is a data display screen.
The utility model discloses further set up as follows: two push cylinders which are arranged oppositely are arranged on the object placing platform or the pneumatic positioning clamp in a matching mode, and the push cylinders are used for pushing an operating handle of the tested circuit breaker to rotate, so that the static contact and the moving contact are controlled to be closed or separated.
The utility model discloses further set up as follows: the XYZ-axis rotary coordinate machine is installed above the object placing platform, a corrugated pipe sensor is installed at the bottom end of the XYZ-axis rotary coordinate machine, and a needle head is arranged at the bottom end of the corrugated pipe sensor. The corrugated pipe sensor can be controlled to move in X, Y, Z three directions and rotate on the R axis through an XYZ axis coordinate machine, so that the corrugated pipe sensor can stir the moving contact and the tripping mechanism and measure final pressure and tripping force of the moving contact and the tripping mechanism, detection items are expanded, and the practicability of the device is improved.
The utility model discloses further set up as follows: the pneumatic positioning clamp comprises a bearing surface, and a door-shaped positioning block, a translational clamping cylinder and a rotary pressing clamping cylinder which are fixed on the bearing surface, wherein a moving part of the translational clamping cylinder can be close to or far away from the door-shaped positioning block to move, and a moving part of the rotary pressing clamping cylinder can be close to or far away from the bearing surface to move in the vertical direction or the vertical direction.
The utility model discloses further set up as follows: the rotary pressing clamping cylinders are at least two and are respectively arranged on two sides of the bearing surface.
The utility model discloses further set up as follows: and a vertical sliding groove is formed in one side of the door-shaped positioning block, which is opposite to the translation clamping cylinder, and is used for movably inserting a clamping block which is provided with a groove and is adaptive to the shapes of different products to be tested.
The utility model has the advantages as follows:
one, the utility model provides a contact parameter check out test set can detect the size of multiple product, open distance, excess or even tripping force, final pressure isoparametric step by step, has not only reduced the ability requirement to survey crew, has also stopped the deviation and the uncertainty that inspection personnel's manual measurement, judgement brought.
Two, the utility model discloses equipment has replaced original slide caliper and dynamometer and various auxiliary measurement accessories, and equipment carries out automatic reading and judges to the measuring result of being surveyed the product, has improved 2.3 times on the detection efficiency to miniature circuit breaker contact parameter. The utility model discloses but equipment automatic generation data stop artificially to modify, 100% prevent slow-witted, simultaneously, can save in the computer by the automatic generation data according to measured data, be convenient for effectively monitor production assembly and parts machining stability.
Thirdly, the device controller of the utility model can be connected with a digital database of a company, on one hand, a quality management department can inquire results in real time, and paperless office work is realized; on the other hand, the detection qualification rate is counted through software summarization, and the statistical efficiency is further improved.
Fourthly, the utility model discloses equipment cost of manufacture is low, does benefit to promote the duplication, especially obtains using more easily at moulded case circuit breaker enterprise, and 2025 is made in the helping hand china, realizes that the quality is strong and crosses over. Moreover, the repeatability and reproducibility of the device of the present invention are also approved and verified by CNAS certification laboratories.
Drawings
Fig. 1 is a general schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic side view of an embodiment of the present invention.
Fig. 3 is the overall schematic view of the pneumatic positioning fixture according to the embodiment of the present invention.
Fig. 4 is a rear view of the pneumatic positioning fixture according to the embodiment of the present invention.
Fig. 5 is a schematic top view of a pneumatic positioning fixture according to an embodiment of the present invention.
Fig. 6 is a front schematic view of a pneumatic positioning fixture according to an embodiment of the present invention.
Fig. 7 is a schematic view of the back side of the pneumatic positioning fixture in use according to the embodiment of the present invention.
Fig. 8 is a schematic view of a bellows sensor according to an embodiment of the present invention.
Reference numerals: 1-object placing platform, 2-sliding block, 3-rotary pressing clamping cylinder, 4-pneumatic positioning clamp, 5-visual light source, 6-industrial camera, 7-XYZ axis rotary coordinate machine, 8-bellows sensor, 9-miniature circuit breaker and 10-pushing cylinder;
110-sliding groove, 120-limiting plate, 130-bracket, 410-bearing plate, 420-door-shaped positioning block, 430-translational clamping cylinder, 431-translational push block, 440-insert, 810-needle head and 1010-poking push block.
Detailed Description
The utility model provides a 9 contact parameter check out test set of miniature circuit breaker, including image collector, platform 1, controller, display and interactive accessory, image collector lays the measured product on platform 1 and gathers the image, measures the size of being surveyed the product by the measurement system in the controller to realize the automation that 9 contact parameter of miniature circuit breaker detected. The detection efficiency is improved, and meanwhile, the artificial detection error is reduced.
The present invention will be further described with reference to the following specific embodiments.
Embodiment 1 is as shown in fig. 1, this embodiment is provided with storage platform 1 of a rectangle, but storage platform 1's middle part is followed its length direction slidable mounting and is had sliding block 2, fixed mounting has pneumatic positioning fixture 4 on sliding block 2, pneumatic positioning fixture 4's slip stroke is located until to the image collector below from storage platform 1's border (the length direction of storage platform 1 is arranged along the front and back in fig. 1, this border is the front side border), can pinpoint when ensuring pneumatic positioning fixture 4 to the image collector below, storage platform 1 has set up limiting plate 120 in this department for the terminal point of restriction pneumatic positioning fixture 4. A pair of supporting columns is fixed on two sides of the rear end of the object placing platform 1, a cross beam is connected between the top ends of the supporting columns, and the cross beam is used for installing an image collector. In this embodiment, the controller is a computer, the display is a data display screen, the interactive accessory includes a keyboard and a mouse, the keyboard, the mouse, the data display screen and the computer are in communication connection, and the image collector can adopt an industrial camera 6 or an industrial camera, and is also in communication connection with the computer. Therefore, when the size parameters of the contact are detected, the contact can be firstly installed on the starting positioning fixture to be clamped, the contact is moved to the lower part of the image collector through the sliding block 2 and the limiting plate 120, the image is shot by the image collector and then transmitted to the computer, the computer calculates the size of a detected product in the image through the image data processing system, and the calculation process and the final measurement data are displayed on the data display screen. The computer may automatically save the data after detection.
In order to make the image clear, a visual light source 5 can be arranged between the image collector and the platform, the visual light source 5 can adopt annular LED white light, and the visual light source 5 irradiates light to one side of the object placing platform 1.
As for the image data processing system, refer to chinese patent CN 207850294U-a zipper size image acquisition device 5 and the processing procedure in the on-line visual inspection system based on the device: for example, the image is preprocessed by filtering, denoising and the like through visual detection software in a computer, then a target is identified, the target is separated from the background, the edge of the detected target in the image is extracted, the width and the length of the detected product are solved by using a scanning method, whether the produced detected product is qualified or not is judged according to the production standard of the corresponding detected product, and finally a detection structure is output. Or, referring to chinese patent CN 109211110A-a workpiece size measuring method disclosed in a flat-plate workpiece size detecting system and method based on machine vision, the method measures the size of the product to be measured.
Certainly, when detecting the opening parameter of the contact, the handle on the miniature circuit breaker 9 needs to be manually or automatically shifted by adopting equipment to close the moving contact and the static contact (commonly called as a contact), and the opening parameter can be measured by comparing the distance between the positions of the moving contact before and after shifting the handle. When detecting the overtravel parameters of the contact, the sliding block 2 is required to drive the pneumatic positioning clamp 4 to move forwards to exit the acquisition range of the image acquisition device, after the static contact is taken out, the handle on the miniature circuit breaker 9 is manually or automatically shifted by adopting equipment, the distance between the positions of the moving contact before and after the shifting of the handle is measured again, and the overtravel parameters can be measured by comparing with the opening distance parameters.
In the above process, if the operation of automatically shifting the handle is to be realized, as shown in fig. 6 and 7, a pair of oppositely arranged pushing cylinders 10 is arranged on the side of one side of the handle of the miniature circuit breaker 9 when the positioning fixture is started to clamp the miniature circuit breaker 9, a shifting push block 1010 is arranged on the pushing cylinders 10, and the handle for shifting the miniature circuit breaker 9 by the shifting push block 1010 can be controlled by interactive accessories or program setting. The automatic handle operation can be realized to this structural design, further improves detection efficiency, makes things convenient for detection operation.
In this embodiment, the pneumatic positioning fixture 4 includes a supporting plate 410, an upper surface of the supporting plate 410 is a supporting surface, a "door" shaped positioning block 420 is fixedly mounted on a rear side of the supporting plate, and an opening communicated with the supporting surface is formed in a middle of the "door" shaped positioning block 420 for a portion of a structure where a handle of the miniature circuit breaker 9 is located to pass through. In a preferred embodiment, to enhance the positioning effect, a vertical dovetail groove is formed on the side of the "gate" shaped positioning block 420 opposite to the translational clamping cylinder 430, and is used for movably inserting the insert 440 having a groove corresponding to the shape of the product to be measured.
The front side of the carrier plate 410 opposite to the door-shaped positioning block 420 is provided with an inward concave notch, a translational push block 431 is arranged in the notch, and the translational push block 431 is driven to translate by a translational clamping cylinder 430 arranged below or on the bottom surface of the carrier plate 410 and moves close to or away from the door-shaped positioning block 420. The rotary pressing clamping cylinders 3 are respectively arranged on two sides of the bearing plate 410 and between the door-shaped positioning block 420 and the notch. The rotary push-down clamping cylinder 3 is preferably close to the "door" shaped positioning block 420 so that when the miniature circuit breaker 9 is inserted into the "door" shaped positioning block 420, it can be directly rotated and moved down to a suitable position to press and fix the miniature circuit breaker 9.
In this embodiment, the rotary push down clamp cylinder 3 is fixed to the carrier plate 410. In another embodiment, as shown in fig. 1, the sliding grooves 110 are disposed on the left and right edges of the storage platform 1, a drag chain is installed in the sliding grooves 110, the rotary push-down clamping cylinder 3 is fixedly installed on the drag chain, and when the bearing plate 410 slides, the rotary push-down clamping cylinder 3 slides along with the drag chain.
Embodiment 2 this embodiment provides a miniature circuit breaker 9 contact parameter detection device that detects more parameters, on the structure that embodiment 1 provided: an XYZ-axis rotating coordinate machine 7 is further installed above the object placing platform 1, a corrugated pipe sensor 8 is installed at the bottom end of the XYZ-axis rotating coordinate machine 7, and a needle 810 is arranged at the bottom end of the corrugated pipe sensor 8. Under the drive of the XYZ axis rotation coordinate machine 7, after the upper shell of the miniature circuit breaker 9 is uncovered, the bellows sensor 8 and the needle 810 thereof can move to the positions of the moving contact and the tripping mechanism in the X, Y, Z, R four directions to shift the moving contact and the tripping mechanism to act, the detection data of the bellows sensor 8 is transmitted to a computer after analog-to-digital conversion, and the computer records the final pressure and the tripping force parameter obtained by measurement.
In this embodiment, the analog-to-digital conversion of the bellows sensor 8 can be realized by using a corresponding analog-to-digital conversion module, or the conversion can be realized by using a digital dynamometer, which has the advantage that the force measurement data can be displayed in real time for observation while the analog-to-digital conversion can be realized.
To sum up, the utility model provides a novel 9 contact parameter check out test set of miniature circuit breaker, its opening distance, overtravel and final pressure, the power of tripping that can the automatic measure contact to but automatic recording data, for realizing that digitization, paperless official working provide operable basis, effectively improved the work efficiency that the contact detected, and reduced measuring error, improved measurement accuracy.

Claims (9)

1. The utility model provides a miniature circuit breaker contact parameter detection equipment which characterized in that: including image collector, platform, controller, display and interactive accessory, the image collector is just setting up and gathering the image to platform, the last pneumatic positioning fixture who installs slidable to image collector below of platform, interactive accessory is including the button, between image collector and the controller between controller and the display be connected through communication line between interactive accessory and the controller.
2. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: the image collector is an industrial camera.
3. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: and a visual light source is arranged between the image collector and the platform, and irradiates light to one side of the object placing platform.
4. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: the controller is a computer, and the display is a data display screen.
5. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: set the promotion cylinder that two relative settings on platform or the pneumatic positioning anchor clamps, the promotion cylinder is used for promoting the operating handle rotation of being surveyed the circuit breaker.
6. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: the XYZ-axis rotary coordinate machine is installed above the object placing platform, a corrugated pipe sensor is installed at the bottom end of the XYZ-axis rotary coordinate machine, and a needle head is arranged at the bottom end of the corrugated pipe sensor.
7. The miniature circuit breaker contact parameter sensing apparatus of claim 1, wherein: the pneumatic positioning clamp comprises a bearing surface, and a door-shaped positioning block, a translational clamping cylinder and a rotary pressing clamping cylinder which are fixed on the bearing surface, wherein a moving part of the translational clamping cylinder can be close to or far away from the door-shaped positioning block to move, and a moving part of the rotary pressing clamping cylinder can be close to or far away from the bearing surface to move in the vertical direction or the vertical direction.
8. The miniature circuit breaker contact parameter sensing apparatus of claim 7, wherein: the rotary pressing clamping cylinders are at least two and are respectively arranged on two sides of the bearing surface.
9. The miniature circuit breaker contact parameter sensing apparatus of claim 7, wherein: and a vertical sliding groove is formed in one side of the door-shaped positioning block, which is opposite to the translation clamping cylinder, and is used for movably inserting a clamping block which is provided with a groove and is adaptive to the shapes of different products to be tested.
CN202120763983.XU 2021-04-14 2021-04-14 Miniature circuit breaker contact parameter detection equipment Active CN214583046U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120763983.XU CN214583046U (en) 2021-04-14 2021-04-14 Miniature circuit breaker contact parameter detection equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120763983.XU CN214583046U (en) 2021-04-14 2021-04-14 Miniature circuit breaker contact parameter detection equipment

Publications (1)

Publication Number Publication Date
CN214583046U true CN214583046U (en) 2021-11-02

Family

ID=78359862

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120763983.XU Active CN214583046U (en) 2021-04-14 2021-04-14 Miniature circuit breaker contact parameter detection equipment

Country Status (1)

Country Link
CN (1) CN214583046U (en)

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