CN212409772U - Conductive silica gel key impedance testing device - Google Patents
Conductive silica gel key impedance testing device Download PDFInfo
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- CN212409772U CN212409772U CN202021334006.XU CN202021334006U CN212409772U CN 212409772 U CN212409772 U CN 212409772U CN 202021334006 U CN202021334006 U CN 202021334006U CN 212409772 U CN212409772 U CN 212409772U
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Abstract
The utility model discloses a conductive silica gel button impedance test device, including the bottom plate, install the frame on the bottom plate, be equipped with in the frame and place the platform, place the platform and include: left cylinder, right cylinder and place the board, place board fixed connection in the middle of the top of bottom plate, place the top surface center shaping of board and have protruding piece, the top surface center shaping downwards of protruding piece is fluted, installs pressure sensor on the bottom surface of recess, left side cylinder and right cylinder symmetry are installed on placing the board and in protruding piece both sides, and the telescopic link of left side cylinder and right cylinder all sets up towards the recess direction of placing the board, and the telescopic link end of left side cylinder and right cylinder all is connected with the circular telegram board, frame internally mounted has pressure device, and pressure device is placing the bench side.
Description
Technical Field
The utility model belongs to the technical field of the silica gel button and specifically relates to a conductive silica gel button impedance testing arrangement is related to.
Background
The silica gel key is a key product made of silica gel as a raw material, belongs to a product category of silica gel products, has the characteristics of excellent heat resistance, cold resistance, environmental resistance, electrical insulation, fatigue resistance and the like, and is widely applied to safety protection of electric appliance products.
When the silica gel key is produced, the performance of the silica gel key needs to be detected, so that a device capable of measuring the electrical impedance value and the pressure resistance of the silica gel key is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
The utility model provides a conductive silicone button impedance test device, includes the bottom plate, installs the frame on the bottom plate, is equipped with in the frame and places the platform, places the platform and includes: left cylinder, right cylinder and place the board, place board fixed connection in the middle of the top of bottom plate, place the top surface center shaping of board and have protruding piece, the top surface center shaping downwards of protruding piece is fluted, installs pressure sensor on the bottom surface of recess, left side cylinder and right cylinder symmetry are installed on placing the board and in protruding piece both sides, and the telescopic link of left side cylinder and right cylinder all sets up towards the recess direction of placing the board, and the telescopic link end of left side cylinder and right cylinder all is connected with the circular telegram board, frame internally mounted has pressure device, and pressure device is placing the bench side.
Furthermore, a PCB and an electrical impedance tester are arranged in the bottom plate, the PCB is in signal connection with the electrical impedance tester, the power-on plate is in signal connection with the electrical impedance tester, and the pressure applying device, the left air cylinder, the right air cylinder and the pressure sensor are in signal connection with the PCB.
Furthermore, the pressure applying device comprises a fixing plate and a pressure applying cylinder, the fixing plate is connected to the upper portion of the inside of the frame, a cylinder body of the pressure applying cylinder is installed on the fixing plate, a telescopic rod of the pressure applying cylinder is vertically arranged downwards, and a steel cover is installed at the tail end of the telescopic rod.
Furthermore, a display is arranged on the outer surface of the frame and electrically connected with the PCB.
Furthermore, a control chip is mounted on the PCB.
Further, the pressure sensor is model MPX 10.
Further, the model of the control chip is AT89C 52.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses novel structure both can detect the electrical impedance value of silica gel button and can measure its compressive capacity again, promotes the security and the reliability of product.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, an impedance testing apparatus for conductive silicone keys includes a bottom plate 1, a frame 2 is installed on the bottom plate 1, a placing table 3 is installed in the frame 2, and the placing table 3 includes: left cylinder 32, right cylinder 33 and place board 31, place board 31 fixed connection in the middle of the top of bottom plate 1, the shaping has the protruding piece on the top surface center of placing board 31, and the top surface center shaping downwards of protruding piece is fluted, installs pressure sensor 34 on the bottom surface of recess, left cylinder 32 and right cylinder 33 symmetry are installed on placing board 31 and in protruding piece both sides, and the telescopic link of left cylinder 32 and right cylinder 33 all sets up towards the recess direction of placing board 31, and the telescopic link end of left cylinder 32 and right cylinder 33 all is connected with circular telegram board 38, frame 2 internally mounted has pressure applying device 5, and pressure applying device 5 is placing platform 3 tops.
Further, a PCB 36 and an electrical impedance tester 35 are arranged inside the bottom plate 1, the PCB 36 is in signal connection with the electrical impedance tester 35, the electrifying plate 38 is in signal connection with the electrical impedance tester, and the pressure applying device 5, the left air cylinder 32, the right air cylinder 33 and the pressure sensor 34 are in signal connection with the PCB 36.
Further, the pressing device 5 includes a fixing plate 51 and a pressing cylinder 52, the fixing plate 51 is connected to the upper portion of the inside of the frame 2, the cylinder body of the pressing cylinder 52 is installed on the fixing plate 51, the telescopic rod of the pressing cylinder 52 is vertically arranged downwards, and the end of the telescopic rod is provided with a steel cover 53.
Further, a display 4 is mounted on an outer surface of the frame 2, and the display 4 is electrically connected to the PCB board 36.
Further, a control chip 37 is mounted on the PCB 36.
Further, the pressure sensor 34 is of the type MPX 10.
Further, the control chip 37 is AT89C 52.
The above related circuit connection structure is known by the art, and will not be described herein too much, and the pressure sensor 34 and the control chip 37 are not limited to the above one, and may implement related functions.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a conductive silicone key impedance test device, includes the bottom plate, installs the frame on the bottom plate, its characterized in that: be equipped with in the frame and place the platform, place the platform and include: left cylinder, right cylinder and place the board, place board fixed connection in the middle of the top of bottom plate, place the top surface center shaping of board and have protruding piece, the top surface center shaping downwards of protruding piece is fluted, installs pressure sensor on the bottom surface of recess, left side cylinder and right cylinder symmetry are installed on placing the board and in protruding piece both sides, and the telescopic link of left side cylinder and right cylinder all sets up towards the recess direction of placing the board, and the telescopic link end of left side cylinder and right cylinder all is connected with the circular telegram board, frame internally mounted has pressure device, and pressure device is placing the bench side.
2. The device for testing the impedance of the conductive silicone key according to claim 1, wherein: the bottom plate is internally provided with a PCB and an electrical impedance tester, the PCB is in signal connection with the electrical impedance tester, the electrifying plate is in signal connection with the electrical impedance tester, and the pressing device, the left air cylinder, the right air cylinder and the pressure sensor are in signal connection with the PCB.
3. The device for testing the impedance of the conductive silicone key according to claim 1, wherein: the pressure applying device comprises a fixing plate and a pressure applying cylinder, the fixing plate is connected to the upper portion of the inside of the frame, a cylinder body of the pressure applying cylinder is installed on the fixing plate, a telescopic rod of the pressure applying cylinder is vertically arranged downwards, and a steel cover is installed at the tail end of the telescopic rod.
4. The device for testing the impedance of the conductive silicone key according to claim 1, wherein: and a display is arranged on the outer surface of the frame and is electrically connected with the PCB.
5. The device for testing the impedance of the conductive silicone key according to claim 2, wherein: and the PCB is provided with a control chip.
6. The device for testing the impedance of the conductive silicone key according to claim 1, wherein: the pressure sensor is model MPX 10.
7. The device for testing the impedance of the conductive silicone key according to claim 1, wherein: the model of the control chip is AT89C 52.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021334006.XU CN212409772U (en) | 2020-07-09 | 2020-07-09 | Conductive silica gel key impedance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021334006.XU CN212409772U (en) | 2020-07-09 | 2020-07-09 | Conductive silica gel key impedance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212409772U true CN212409772U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021334006.XU Active CN212409772U (en) | 2020-07-09 | 2020-07-09 | Conductive silica gel key impedance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212409772U (en) |
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2020
- 2020-07-09 CN CN202021334006.XU patent/CN212409772U/en active Active
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