CN217766732U - Multi-station test tool for PCB (printed circuit board) polar-end environment test - Google Patents
Multi-station test tool for PCB (printed circuit board) polar-end environment test Download PDFInfo
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- CN217766732U CN217766732U CN202221848460.6U CN202221848460U CN217766732U CN 217766732 U CN217766732 U CN 217766732U CN 202221848460 U CN202221848460 U CN 202221848460U CN 217766732 U CN217766732 U CN 217766732U
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Abstract
The utility model discloses a belong to PCB board testing arrangement technical field, specifically be a PCB board extreme environment test is with multistation test fixture, including testboard and mounting bracket, the testboard roof is provided with has seted up the mounting groove, the testboard inside wall is provided with the electric plate that is used for raising the temperature, testboard inner wall top is provided with fixed otter board. The utility model discloses a, place the PCB board that the polylith examination was awaited measuring in respectively and place the mouth, start electric lift pole decline after the sealed cowling covers whole PCB boards, can improve sealed cowling inner chamber temperature through starting the mounting groove, can reduce sealed cowling inner chamber temperature through air cooler, can improve sealed cowling inner chamber humidity through the humidifier, thereby can adjust inside atmospheric pressure with the inside gas outgoing of sealed cowling through the aspiration pump, through the above-mentioned inside environment of change sealed cowling, the simulation PCB board is in the condition under the extreme environment, open the sealed cowling after the last again, monitor the PCB board through the PCB detector, thereby monitor whether normal use of PCB board.
Description
Technical Field
The utility model relates to a PCB board testing arrangement technical field specifically is a multistation test fixture is used in PCB board extreme environment test.
Background
A PCB (printed circuit board), which is also called a printed circuit board and a printed circuit board in chinese, is an important electronic component, a support for an electronic component, and a provider of electrical connection of the electronic component. It is called a "printed" circuit board because it is made using electronic printing.
After the production and processing of the PCB, the PCB needs to be sampled and tested to determine whether the PCB reaches the standard, most of the conventional testing devices test the PCB only in a normal environment, and the PCB can be used in a high-temperature, low-temperature, high-humidity or low-pressure environment under some special conditions, so that it is also necessary to simulate an extreme environment and determine whether the PCB can be normally used, and therefore, a multi-station testing tool for testing the environment of the extreme end of the PCB needs to be developed.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
the utility model provides a PCB board extreme end environmental test is with multistation test fixture, includes:
the test board comprises a test board, wherein a mounting groove is formed in the top wall of the test board, an electric heating plate for improving the temperature is arranged on the inner side wall of the test board, a fixed screen plate is arranged at the top of the inner wall of the test board, air holes are uniformly formed in the fixed screen plate, an air cooler for reducing the temperature, a humidifier for improving the humidity, an air pump for adjusting the air pressure and a PCB detector for detecting a PCB are arranged at the top of the test board, and pipelines are arranged at the working ends of the air cooler, the humidifier and the air pump;
the mounting bracket, the testboard top is provided with the mounting bracket, the mounting bracket is "L" shape of falling, mounting bracket one side bottom is provided with the electric lift pole of vertical direction, the direction activity about the output of electric lift pole, the output bottom of electric lift pole is provided with the sealed cowling that is used for covering fixed otter board, the other end of pipeline passes sealed cowling lateral wall intercommunication sealed cowling inner chamber.
As a PCB board extreme environment test is with an optimal selection scheme of multistation test fixture, wherein: the upper surface of the fixed screen plate forms a plurality of placing openings for placing the PCB through a plurality of transverse plates which are perpendicular to each other.
As a PCB board extreme environment test is with an optimal selection scheme of multistation test fixture, wherein: the bottom of the sealing cover is attached to the upper surface of the test board and provided with a sealing ring.
As a PCB board extreme environment test is with an optimal selection scheme of multistation test fixture, wherein: each pipeline is provided with a control valve.
As a PCB board extreme environment test use an optimal selection scheme of multistation test fixture, wherein: the inside wall of the sealing cover is provided with a temperature sensor and a humidity sensor, and the outside wall of the sealing cover is communicated with the inner cavity and is provided with a barometer.
As a PCB board extreme environment test use an optimal selection scheme of multistation test fixture, wherein: the test bench top is provided with control panel, control panel is including display screen and control button, control panel electric connection electric plate, electric lift pole, temperature sensor, humidity transducer.
Compared with the prior art, the beneficial effects of the utility model are that: arrange the PCB board that the polylith examination was awaited measuring in respectively and place the mouth, start electric lift pole decline after the sealed cowling covers whole PCB boards, can improve sealed cowling inner chamber temperature through starting the mounting groove, can reduce sealed cowling inner chamber temperature through air cooler, can improve sealed cowling inner chamber humidity through the humidifier, thereby can adjust inside atmospheric pressure with the inside gas outgoing of sealed cowling through the aspiration pump, through the above-mentioned change sealed cowling internal environment, the simulation PCB board is in the condition under the extreme environment, open the sealed cowling at last again after, monitor the PCB board through the PCB detector, thereby monitor whether the PCB board normally uses.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and 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 labor. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the mounting groove and the fixing screen plate of the present invention;
fig. 3 is a schematic view of the rear view direction structure of fig. 1 according to the present invention;
fig. 4 is a schematic bottom view of the structure of fig. 3 according to the present invention.
In the figure: the test bench 100, the mounting groove 110, the electric hot plate 120, the fixed screen 130, the placing port 140, the air cooler 150, the humidifier 160, the air pump 170, the PCB detector 180, the pipeline 190, the mounting rack 200, the electric lifting rod 210, the sealing cover 220, the sealing ring 230, the barometer 240 and the control panel 250.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in order to describe the embodiments of the present invention in detail, the sectional views showing the device structure will not be enlarged partially according to the general scale for convenience of description, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1-4 show that the utility model relates to a multistation test fixture for PCB board extreme environment test's structural schematic diagram, it includes:
the testing table 100 is provided with a mounting groove 110 on the top wall of the testing table 100, an electric heating plate 120 for increasing the temperature is arranged on the inner side wall of the testing table 100, a fixed screen plate 130 is arranged on the top of the inner wall of the testing table 100, air holes are uniformly formed in the fixed screen plate 130, an air cooler 150 for reducing the temperature, a humidifier 160 for increasing the humidity, an air pump 170 for adjusting the air pressure and a PCB detector 180 for detecting the PCB are arranged on the top of the testing table 100, and pipelines 190 are arranged at the working ends of the air cooler 150, the humidifier 160 and the air pump 170;
Wherein: the upper surface of the fixed screen plate 130 forms a plurality of placing openings 140 for placing the PCB plates through a plurality of transverse plates which are vertically arranged, so that a plurality of PCB plates to be tested are conveniently placed in the placing openings 140 respectively;
wherein: the bottom of the sealing cover 220 is attached to the upper surface of the test bench 100 and is provided with a sealing ring 230, so that the sealing property of the sealing cover 220 attached to the upper surface of the test bench 100 is improved, and the flow of outside air is reduced;
wherein: each of the pipes 190 is provided with a control valve, and when the air cooler 150, the humidifier 160 or the air pump 170 needs to be used, the corresponding control valve is opened;
wherein: the inner side wall of the sealing cover 220 is provided with a temperature sensor and a humidity sensor, the outer side wall of the sealing cover 220 is communicated with the inner cavity and is provided with a barometer 240, the temperature sensor is used for monitoring temperature, the humidity sensor is used for monitoring humidity, and the barometer 240 is used for monitoring air pressure;
wherein: the top of the test bench 100 is provided with a control panel 250, the control panel 250 comprises a display screen and a control button, the control panel 250 is electrically connected with the electric heating plate 120, the electric lifting rod 210, the temperature sensor and the humidity sensor, and the temperature monitored by the temperature sensor and the humidity monitored by the humidity sensor are displayed on the display screen.
In specific use, place the PCB board that the polylith awaited measuring respectively in placing mouthful 140, start electric lift pole 210 and descend sealing cover 220 and cover whole PCB board after, can improve sealing cover 220 inner chamber temperature through starting mounting groove 110, can reduce sealing cover 220 inner chamber temperature through air cooler 150, can improve sealing cover 220 inner chamber humidity through humidifier 160, thereby can adjust inside atmospheric pressure with the inside gaseous discharge of sealing cover 220 through aspiration pump 170, through the above-mentioned inside environment of change sealing cover 220, the condition under the simulation PCB board is in extreme environment, open sealing cover 220 back again at last, monitor the PCB board through PCB detector 180, thereby monitor whether the PCB board uses normally.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a multistation test fixture is used in test of PCB board extreme environment which characterized in that includes:
the test bed comprises a test bed (100), wherein a mounting groove (110) is formed in the top wall of the test bed (100), an electric heating plate (120) used for increasing the temperature is arranged on the inner side wall of the test bed (100), a fixed screen plate (130) is arranged on the top of the inner wall of the test bed (100), air holes are uniformly formed in the fixed screen plate (130), an air refrigerator (150) used for reducing the temperature, a humidifier (160) used for increasing the humidity, an air pump (170) used for adjusting the air pressure and a PCB detector (180) used for detecting a PCB are arranged on the top of the test bed (100), and pipelines (190) are arranged at the working ends of the air refrigerator (150), the humidifier (160) and the air pump (170);
mounting bracket (200), testboard (100) top is provided with mounting bracket (200), mounting bracket (200) are down "L" shape, mounting bracket (200) one side bottom is provided with electric lift rod (210) of vertical direction, the direction activity about the output of electric lift rod (210), the output bottom of electric lift rod (210) is provided with sealed cowling (220) that are used for covering fixed otter board (130), the other end of pipeline (190) passes sealed cowling (220) lateral wall intercommunication sealed cowling (220) inner chamber.
2. The multi-station testing tool for the environmental test of the PCB board terminal as claimed in claim 1, wherein the multi-station testing tool comprises: the upper surface of the fixed screen plate (130) forms a plurality of placing openings (140) for placing the PCB through a plurality of transverse plates which are perpendicular to each other.
3. The multi-station testing tool for the environmental test of the PCB board terminal as claimed in claim 1, wherein the multi-station testing tool comprises: the bottom of the sealing cover (220) is attached to the upper surface of the test bench (100) and is provided with a sealing ring (230).
4. The multi-station testing tool for the PCB polar-end environment testing according to claim 1, characterized in that: each of the conduits (190) is provided with a control valve.
5. The multi-station testing tool for the environmental test of the PCB board terminal as claimed in claim 1, wherein the multi-station testing tool comprises: the inside wall of the sealing cover (220) is provided with a temperature sensor and a humidity sensor, and the outside wall of the sealing cover (220) is communicated with the inner cavity and is provided with a barometer (240).
6. The multi-station testing tool for the PCB polar environment testing according to claim 5, wherein the multi-station testing tool comprises: the test bench (100) top is provided with control panel (250), control panel (250) are including display screen and control button, control panel (250) electric connection electric plate (120), electric lift pole (210), temperature sensor, humidity transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848460.6U CN217766732U (en) | 2022-07-18 | 2022-07-18 | Multi-station test tool for PCB (printed circuit board) polar-end environment test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848460.6U CN217766732U (en) | 2022-07-18 | 2022-07-18 | Multi-station test tool for PCB (printed circuit board) polar-end environment test |
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| Publication Number | Publication Date |
|---|---|
| CN217766732U true CN217766732U (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221848460.6U Active CN217766732U (en) | 2022-07-18 | 2022-07-18 | Multi-station test tool for PCB (printed circuit board) polar-end environment test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116699370A (en) * | 2023-08-07 | 2023-09-05 | 深圳市微特精密科技股份有限公司 | PCBA test platform and test process |
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2022
- 2022-07-18 CN CN202221848460.6U patent/CN217766732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116699370A (en) * | 2023-08-07 | 2023-09-05 | 深圳市微特精密科技股份有限公司 | PCBA test platform and test process |
| CN116699370B (en) * | 2023-08-07 | 2023-10-20 | 深圳市微特精密科技股份有限公司 | PCBA test platform and test process |
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