CN111693815A - On-line automatic test system capable of realizing multi-temperature and multi-pressure combination - Google Patents
On-line automatic test system capable of realizing multi-temperature and multi-pressure combination Download PDFInfo
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- CN111693815A CN111693815A CN202010689899.8A CN202010689899A CN111693815A CN 111693815 A CN111693815 A CN 111693815A CN 202010689899 A CN202010689899 A CN 202010689899A CN 111693815 A CN111693815 A CN 111693815A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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Abstract
The invention discloses an on-line automatic test system capable of realizing multi-temperature and multi-pressure combination, which comprises a temperature control unit 10, a pressure generation and control unit 20, a test unit 30, a transmission unit 40 and a transition unit 50, wherein the temperature control unit 10 is used for providing the temperature required by the test, the pressure generation and control unit 20 is used for providing the pressure required by the test, the test unit 30 is used for collecting and processing electric signals generated by a target object in the test process, the transmission unit 40 is used for transmitting the target object among stations, and the transition unit 50 is arranged among different temperature control units 10 and is used for avoiding mutual interference when the different temperature control units 10 are combined. The invention realizes the on-line automatic test of the electronic components under a plurality of temperature points and pressure points, and the test process is safe and efficient.
Description
Technical Field
The invention relates to the field of electronic component testing, in particular to an on-line automatic testing system capable of realizing multi-temperature and multi-pressure combination.
Background
At present, electronic components need get into different thermostatic chambers and carry out the pressurization test when carrying out the test of multiple temperature and pressure, and the time that the subject matter carries out the temperature switch in different thermostatic chambers is longer, and is inefficient, and mostly is manual operation, and is great to personnel's dependence. In order to improve the testing efficiency and realize the full automation of the test, the on-line automatic testing system capable of realizing the combination of multiple temperatures and multiple pressures is needed, the tested object can be automatically transmitted, automatically pressurized and tested and data processed in a temperature control unit of the system, and the temperature switching is not needed when the object is subjected to the pressurized test at different temperatures by matching the buffer storage amount of the preheating area with the testing efficiency of the testing area, so that the testing efficiency is greatly improved, and the full automation of the test is realized.
Based on the above series of problems, the following technical solutions have been developed.
Disclosure of Invention
The invention aims to overcome the defects, provides an on-line automatic test system capable of realizing multi-temperature and multi-pressure combination, improves the test efficiency of electronic components at a plurality of temperature points and pressure points, and simultaneously realizes full automation of the test.
The technical scheme adopted by the invention for realizing the purpose is as follows:
an on-line automatic test system capable of realizing multiple temperature and pressure combinations, which is characterized by comprising
A temperature control unit: used for providing the temperature required by the test;
pressure generation and control unit: for providing the pressure required for the test;
a test unit: for collecting and processing electrical signals generated by the subject during the test;
the conveying unit is used for conveying the object among the stations;
a transition unit: the device is arranged among different temperature control units and used for avoiding mutual interference of different temperature control unit combinations, a to-be-tested object firstly enters a pre-temperature buffer area to be pre-heated through a temperature control unit before a pressure test is carried out, when the temperature of the object reaches a test requirement, the object is conveyed to a test area through a conveying unit by a conveying unit, then the object is sealed and pressurized by a pressure generating and controlling unit, after the pressure reaches the test requirement, the test unit carries out data acquisition and processing on the object, transition of different temperatures is realized by a transition unit in the pre-heating process, and mutual interference of different temperatures is avoided.
Furthermore, the temperature control unit can set a temperature value according to the temperature requirement of the test, the temperature control unit comprises a pre-temperature cache region, a test region and a buffer region, an automatic opening and closing door is arranged between the regions, and the temperature of each region can be set independently and can be set uniformly.
Furthermore, the pressure generating and controlling unit comprises a pressing component and a pressure controlling component, the pressing component is installed in the testing area and used for forming a closed pressure cavity, and the pressure controlling component can adjust the pressure in the pressure cavity in real time according to the requirement of testing pressure and provide a plurality of pressure environments for testing.
Furthermore, the test unit is installed in the pressure cavity, the test unit includes a test probe, a printed circuit adapter plate and an aviation plug, the probe transmits the tested electric signal to the printed circuit adapter plate, the printed circuit adapter plate transmits the test signal to the outside of the pressure cavity through the aviation plug, and data processing is performed through upper software.
Furthermore, the transmission unit is installed in the pre-temperature buffer area, the test area, the buffer area and the transition unit in a segmented manner.
Furthermore, the temperature control unit, the pressure generation and control unit, the test unit, the transmission unit and the transition unit can be combined according to test requirements, and a plurality of temperature environments and a plurality of pressure environments are provided for online testing at the same time.
Compared with the prior art, the invention has the advantages that:
by matching the buffer storage amount of the preheating area with the testing efficiency of the testing area, the temperature switching is not needed when the object is subjected to the pressurization testing at different temperatures, and the testing efficiency is greatly improved;
the object can be automatically transmitted and automatically pressurized and tested in a temperature control unit of the system, so that the full automation of the test is realized, and the dependence degree of the test on personnel is greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a single temperature, multi-pressure test system of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the multi-temperature, multi-pressure test system of the present invention;
FIG. 3 is a schematic diagram of the overall structure of the pressure generating and controlling unit 20 according to the present invention;
FIG. 4 is a schematic diagram of the overall structure of the test unit 30 of the present invention;
in the figure: 10 a temperature control unit; 20 a pressure generating and controlling unit; 30 a test unit; 40 a transfer unit; a 50 transition unit; 11, pre-warming a cache region; 12 a test zone; 13 a buffer area; 21 pressing the components; 22 a pressure control assembly; 211 a pressure chamber; 31 a test probe; 32 printed circuit transfer boards; 33 aviation plug.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
As shown in fig. 1 to 4, an on-line automatic test system capable of realizing multiple temperature and pressure combinations includes a temperature control unit 10, a pressure generation and control unit 20, a test unit 30, a transmission unit 40, and a transition unit 50, wherein the temperature control unit 10 is used for providing a temperature required by a test, the pressure generation and control unit 20 is used for providing a pressure required by the test, the test unit 30 is used for collecting and processing an electrical signal generated by a subject during the test, the transmission unit 40 is used for transmitting the subject between stations, and the transition unit 50 is disposed between different temperature control units 10 for avoiding mutual interference when different temperature control units 10 are combined.
Wherein, the temperature control unit 10 can set a temperature value according to the temperature requirement of the test, the temperature control unit 10 includes a pre-temperature buffer area 11, a test area 12 and a buffer area 13, an automatic opening and closing door is arranged between the areas, the temperature of each area can be set individually or uniformly, the pressure generation and control unit 20 includes a pressing component 21 and a pressure control component 22, the pressing component 21 is installed in the test area 12 for forming a closed pressure chamber 211, the pressure control component 22 can adjust the pressure in the pressure chamber 211 in real time according to the requirement of the test pressure, so as to provide a plurality of pressure environments for the test, the test unit 30 is installed in the pressure chamber 211, the test unit 30 includes a test probe 31, a printed circuit adapter plate 32 and an aviation plug 33, the probe 31 transmits the tested electric signal to the printed circuit adapter plate 32, the printed circuit adapter plate 32 transmits a test signal to the outside of the pressure cavity 211 through the aviation plug 33, and performs data processing through upper software, the transmission unit 40 is installed in the preheating buffer area 11, the test area 12, the buffer area 13 and the transition unit 50 in a segmented manner, and the temperature control unit 10, the pressure generation and control unit 20, the test unit 30, the transmission unit 40 and the transition unit 50 can be combined according to test requirements, so that a plurality of temperature environments and a plurality of pressure environments can be provided for online testing at the same time.
In the specific implementation:
1. before the pressurization test, the object to be tested enters the preheating buffer area 11 for preheating, when the temperature of the object reaches the test requirement, the transmission unit 40 transmits the object to the test area 12, then the pressure generation and control unit 20 carries out sealing pressurization on the object, after the pressure reaches the test requirement, the test unit 30 carries out data acquisition and processing on the object, and at the moment, the object completes the test under one temperature and one pressure point.
2. The pressure in the pressure chamber 211 is adjusted, and after the pressure is stabilized again, the test unit 30 performs data acquisition and processing on the object, so that the object can complete the test at one temperature and a plurality of pressure points.
3. The temperature control units 10, the pressure generation and control unit 20, the test unit 30, the transmission unit 40 and the transition unit 50 are combined according to the test requirements, the object sequentially enters different temperature control units 10 through the transmission unit 40, and the processes 1 and 2 are repeated, so that the on-line test of the object at a plurality of temperatures and a plurality of pressure points can be completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An on-line automatic test system capable of realizing multiple temperature and pressure combinations, which is characterized by comprising
A temperature control unit: used for providing the temperature required by the test;
pressure generation and control unit: for providing the pressure required for the test;
a test unit: for collecting and processing electrical signals generated by the subject during the test;
the conveying unit is used for conveying the object among the stations;
a transition unit: the device is arranged among different temperature control units and used for avoiding mutual interference of different temperature control unit combinations, a to-be-tested object firstly enters a pre-temperature buffer area to be pre-heated through a temperature control unit before a pressure test is carried out, when the temperature of the object reaches a test requirement, the object is conveyed to a test area through a conveying unit by a conveying unit, then the object is sealed and pressurized by a pressure generating and controlling unit, after the pressure reaches the test requirement, the test unit carries out data acquisition and processing on the object, transition of different temperatures is realized by a transition unit in the pre-heating process, and mutual interference of different temperatures is avoided.
2. The system of claim 1, wherein the temperature control unit is capable of setting a temperature value according to a temperature requirement for testing, the temperature control unit comprises a pre-temperature buffer area, a testing area and a buffer area, an automatic opening/closing door is arranged between the areas, and the temperature of the areas can be set independently and uniformly.
3. The system of claim 1, wherein the pressure generating and controlling unit comprises a pressing component and a pressure controlling component, the pressing component is installed in the testing area for forming a closed pressure chamber, and the pressure controlling component can adjust the pressure in the pressure chamber in real time according to the requirement of the testing pressure, so as to provide a plurality of pressure environments for testing.
4. The system of claim 1, wherein the test unit is installed in the pressure chamber, the test unit comprises a test probe, a printed circuit adapter plate and an aviation plug, the probe transmits a test electrical signal to the printed circuit adapter plate, and the printed circuit adapter plate transmits the test signal out of the pressure chamber through the aviation plug and performs data processing through upper software.
5. The system of claim 1, wherein the transfer unit is installed in the pre-temperature buffer, the test area, the buffer area and the transition unit in a segmented manner.
6. The system of claim 1, wherein the temperature control unit, the pressure generation and control unit, the test unit, the transfer unit and the transition unit are combined according to test requirements to provide multiple temperature and pressure environments for online testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689899.8A CN111693815A (en) | 2020-07-17 | 2020-07-17 | On-line automatic test system capable of realizing multi-temperature and multi-pressure combination |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010689899.8A CN111693815A (en) | 2020-07-17 | 2020-07-17 | On-line automatic test system capable of realizing multi-temperature and multi-pressure combination |
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| CN111693815A true CN111693815A (en) | 2020-09-22 |
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| CN202010689899.8A Pending CN111693815A (en) | 2020-07-17 | 2020-07-17 | On-line automatic test system capable of realizing multi-temperature and multi-pressure combination |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618796A (en) * | 2022-03-14 | 2022-06-14 | 北京智芯传感科技有限公司 | Automatic calibration line device of MEMS pressure sensor |
-
2020
- 2020-07-17 CN CN202010689899.8A patent/CN111693815A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618796A (en) * | 2022-03-14 | 2022-06-14 | 北京智芯传感科技有限公司 | Automatic calibration line device of MEMS pressure sensor |
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