CN104215860A - Portable automated testing device and working method thereof - Google Patents
Portable automated testing device and working method thereof Download PDFInfo
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- CN104215860A CN104215860A CN201410488143.1A CN201410488143A CN104215860A CN 104215860 A CN104215860 A CN 104215860A CN 201410488143 A CN201410488143 A CN 201410488143A CN 104215860 A CN104215860 A CN 104215860A
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Abstract
The invention discloses a portable automated testing device and working method thereof, the device adopts PXI bus framework and synthetic instrument, a small portable device is composed of a digital multimeter, an oscilloscope, an arbitrary waveform generator, a radio frequency signal source and a radio frequency signal analyzer, the energy is offered to the modules through the PXI bus for having information interaction among the modules, the signal is distributed and regulated through the replaceable interface adapter and interface adapting plate, and the modules are connected to the tested device through the testing cable. The portable automated testing device can realize the modularization combination for a plurality of test functions for measuring and testing field for satisfying different testing requirements, the volume and weight of the measuring and testing system are reduced, the energy consumption is reduced and the portable automated testing device has good universality and extensible ability.
Description
Technical field
The present invention relates to automated test device field, particularly relate to a kind of portable automatic testing apparatus and method of work thereof.
Background technology
Current automated test device has following several constituted mode:
1. large-scale general automated test device: take computing machine as control center, configuration desk-top instrument equipment and VXI modular instrument, by 1394, the bus such as RS232, GPIB, LAN controls it, utilize general-purpose interface adapter and replaceable interface adapter to be implemented to the electrical connection of equipment under test, complete automatic test by computer software control instrument and equipment.Synthesization degree is higher, and versatility and expandability are comparatively strong, and shortcoming is that volume, weight are large, and cost is high, carries inconvenience, is not suitable for onsite application.
2. small, dedicated automated test device: with embedded computer or portable computer for core, the test module such as PCI allocation, PXI, PC104, by fixed interface equipment under test.Volume, weight reduce to some extent, cost decreases, but function singleness, do not possess versatility and expandability, and lack unified planning and standardized management, often kind of product development almost all needs to redesign equipment appearance structure, back panel wiring and external interface etc.
Summary of the invention
For solving the problem, the invention provides a kind of portable automatic testing apparatus, comprising main frame, be connected with main-machine communication and removable interface adapter;
Described main frame comprises mainframe box, mainframe box surface is arranged input and display unit, be arranged on power module in mainframe box and system controller and PXI frame and test function module and PXI bus and PXI backboard;
Described test function module, power module, system controller are standard P XI structure, directly can insert PXI backboard socket; Input and display unit are connected by VGA and USB cable with system controller; PXI erecting is equipped with four function slots, and easily extensible connects several functions module; Each functional module is connected in turn with host signal interface, interface adapter, equipment under test;
Described power module is used for powering to whole system;
Described system controller is used for testing results software, and described testing software calls test function corresponding to test function module according to the test command of input, and is processed by the test result information received;
The some test modules of described test function module integration, described some test modules comprise digital multimeter, oscillograph, AWG (Arbitrary Waveform Generator), radio-frequency signal source, rf signal analysis instrument;
Input and display unit are used for man-machine interaction input test order, and the test result after system controller process are shown;
Described PXI backboard is used for the exchanges data of system;
Interface adapter is for connecting equipment under test and main frame, and built-in interface adaptation board, settling signal distributes and conditioning.
Further, input and display unit comprise display screen and control panel, and described display screen is used for man-machine interaction input test order, and the test result after system control unit process is shown on a display screen; Described control panel comprises some buttons, for load button information.
Further, described mainframe box surface is also provided with computer interface, comprises USB interface, Ethernet interface and RS232 interface.
Further, interface adapter comprises adapter structure part, interface adaptation board, Signals Transfer Board, out connector, and described interface adaptation board one end is connected with main frame, and the other end is connected with Signals Transfer Board.
Further, described interface adaptation board is made up of two pieces of printed boards, is respectively low frequency plate and rf board, is mainly used in the input of main frame even connection, output signal once to transfer.
Further, Signals Transfer Board is made up of one piece of printed board, connecting interface adaptation board and out connector, for being transferred by the signal of each functional module.
Further, Signals Transfer Board can be transferred 128 road low frequency signals and 4 tunnel radiofrequency signals simultaneously.
The method of work of above-mentioned portable automatic testing apparatus comprises the following steps:
Step one: equipment under test is connected with interface adapter;
Step 2: the test function being selected test procedure or test function module by input and display unit;
Step 3: utilize one or more test function selected to test equipment under test, obtain the parameters of equipment under test;
Step 4: input and display unit show test results.
Beneficial effect of the present invention is:
The present invention adopts modular design, realizes different test functions by different combinations, meets the demand of different user; Adopt system controlling software and man-machine operation and control interface, realize the manipulation to each functional module.Present invention achieves the modular combination of multiple test function of measurement, measurement and control area, various testing requirement can be met, make measurement, TT&C system reduces volume, weight, reduce energy consumption, replaceable interface adapter and interface adaptation board is utilized to carry out Resourse Distribute and signal condition, to adapt to different types of equipment under test, improve versatility and expandability.
Accompanying drawing explanation
Fig. 1 is module principle figure of the present invention.
Embodiment
Design concept of the present invention is: adopt synthetic instrument technology, digital multimeter, oscillograph, AWG (Arbitrary Waveform Generator), radio-frequency signal source, rf signal analysis instrument are integrated into a small portable device, carry out Power supply and information interaction by PXI bus between each module, realize intermodule and the interconnection and interflow between module and control panel by the communications cable.
Below technical solution of the present invention is described in detail.
As shown in Figure 1, the present invention includes main frame and be connected with main-machine communication and removable interface adapter.Be illustrated in figure 1 its system chart.The input that described main frame comprises mainframe box, mainframe box surface is arranged and display unit and computer interface, be arranged on power module in mainframe box and system controller and PXI frame and test function module and PXI bus and PXI backboard.
Described test function module is connected with PXI backboard by PXI bus plug with power module, system controller.Input and display unit are connected by USB, VGA with system controller.PXI erecting is equipped with four Function Extension slots, and easily extensible connects several functions module.Meanwhile, each functional module is connected in turn with interface adapter, equipment under test.Below the function of each several part is introduced.
Described power module is used for powering.
Described system controller is used for testing results software, and described testing software calls test function module according to the test command of input and carries out corresponding test module, and is processed by the test result information received.
Host machine case structure adopts Portable Reinforced design, and casing adopts the manufacture of fine aluminum alloy, whole main frame light portable, thermal conductivity good.Preferably, cabinet surface is also provided with handle.
Input and display unit are used for man-machine interaction input test order, and the test result after system control unit process is shown on a display screen, described input and display unit comprise display screen and control panel, described display screen is used for man-machine interaction input test order, and the test result after system controller process is shown on a display screen; Described control panel comprises some buttons, for load button information; Described display screen is connected with system controller.Certainly, this element also can be touch-screen.
Computer interface has USB interface, Ethernet interface or RS232 interface, can with the information interaction of external unit.
The test function module integration function of the plurality of devices such as digital multimeter, oscillograph, AWG (Arbitrary Waveform Generator), radio-frequency signal source, rf signal analysis instrument.
Carry out Power supply and information interaction by PXI bus between each module in platform, realize intermodule and the interconnection and interflow between module and touch-screen by the communications cable.
Interface adapter is used for the signal converting between equipment under test and main frame.
Docking port adapter describes in detail below.
Interface adapter composition comprises following parts: adapter structure part, interface adaptation board, Signals Transfer Board, out connector.Interface adapter structural member adopts the manufacture of fine aluminum alloy, and whole casing is light portable.Docking port adaptation board, Signals Transfer Board describe in detail below.
Interface adaptation board is made up of two pieces of printed boards, be respectively low frequency plate and rf board, Main Function is once transferred at the input of main frame even connection, output signal, interface adaptation board one end is connected with main frame, one end is connected with Signals Transfer Board, all adopt blindmate form with main frame and Signals Transfer Board, radio frequency used and low-frequency connector all have employed the special connector being applicable to blindmate.Interface adaptation board, except carrying out signal converting, can also be nursed one's health part signal, and interface adaptation board can also can spot replace, realizes a set of main frame and tests plurality of devices.
Signals Transfer Board is made up of one piece of printed board, is the bridge of connecting interface adaptation board and out connector.Plug on interface adaptation board is directly inserted on Signals Transfer Board, Signals Transfer Board and out connector is coupled together by cable again.The signal of each functional module can be transferred by Signals Transfer Board, can transfer 128 road low frequency signals and 4 tunnel radiofrequency signals (0 ~ 3GHz) simultaneously.
Below using method of the present invention is described.
Step 1: equipment under test is connected with interface adapter;
Step 2: select test module by input and display unit, and test parameter adjustment can be carried out by the button of control panel as required;
Step 3: utilize one or more test module selected to test equipment under test, obtain the parameters of equipment under test;
Step 4: input and display unit show test results;
Step 5: carry out result printing or information interaction as required.
Beneficial effect of the present invention is:
The present invention adopts modular design, realizes different test functions by different combinations, meets the demand of different user; Adopt system controlling software and man-machine operation and control interface, realize the manipulation to each functional module.Meanwhile, utilize removable interface adapter and interface adaptation board, realize the test resource distribution of variety classes equipment under test, signal condition and electrical connection.Present invention achieves the modular combination of multiple test function of measurement, measurement and control area, various testing requirement can be met, make measurement, TT&C system reduces volume, weight, reduces energy consumption, improve versatility and expandability.
Claims (8)
1. a portable automatic testing apparatus, is characterized in that, comprise main frame, be connected with main frame and removable interface adapter;
Described main frame comprises mainframe box, mainframe box surface is arranged input and display unit, be arranged on power module in mainframe box and system controller and PXI frame and test function module and PXI bus and PXI backboard;
Described test function module, power module, system controller are standard P XI structure, directly insert PXI backboard socket; Input and display unit are connected with system controller; PXI erecting is equipped with some function slots, connects several functions module for expanding; Each functional module is connected in turn with host signal interface, interface adapter, equipment under test;
Described power module is used for powering to whole system;
Described system controller is used for testing results software, and described testing software calls test function corresponding to test function module according to the test command of input, and is processed by the test result information received;
The some test modules of described test function module integration, described some test modules comprise digital multimeter, oscillograph, AWG (Arbitrary Waveform Generator), radio-frequency signal source, rf signal analysis instrument;
Input and display unit are used for man-machine interaction input test order, and the test result after system controller process are shown;
Described PXI backboard is used for the exchanges data of system;
Interface adapter is for connecting equipment under test and main frame, and built-in interface adaptation board, settling signal distributes and conditioning.
2. portable automatic testing apparatus as claimed in claim 1, it is characterized in that, input and display unit comprise display screen and control panel, and described display screen is used for man-machine interaction input test order, and the test result after system control unit process is shown on a display screen; Described control panel comprises some buttons, for load button information.
3. portable automatic testing apparatus as claimed in claim 1, it is characterized in that, described mainframe box surface is also provided with computer interface, comprises USB interface, Ethernet interface and RS232 interface.
4. the portable automatic testing apparatus as described in claim 1 or 2 or 3, it is characterized in that, interface adapter comprises adapter structure part, interface adaptation board, Signals Transfer Board, out connector, and described interface adaptation board one end is connected with main frame, and the other end is connected with Signals Transfer Board.
5. portable automatic testing apparatus as claimed in claim 4, it is characterized in that, described interface adaptation board is made up of two pieces of printed boards, is respectively low frequency plate and rf board, is mainly used in the input of main frame connection, output signal once to transfer.
6. portable automatic testing apparatus as claimed in claim 4, it is characterized in that, Signals Transfer Board is made up of one piece of printed board, connecting interface adaptation board and out connector, for being transferred by the signal of each functional module.
7. portable automatic testing apparatus according to claim 4, is characterized in that, Signals Transfer Board can be transferred 128 road low frequency signals and 4 tunnel radiofrequency signals simultaneously.
8. the method for work of the portable automatic testing apparatus according to any one of claim 1 ~ 7, is characterized in that, comprise the following steps:
Step one: equipment under test is connected with interface adapter;
Step 2: the test function being selected test procedure or test function module by input and display unit;
Step 3: utilize one or more test function selected to test equipment under test, obtain the parameters of equipment under test;
Step 4: input and display unit show test results.
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| CN201410488143.1A CN104215860A (en) | 2014-09-23 | 2014-09-23 | Portable automated testing device and working method thereof |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865457A (en) * | 2015-01-14 | 2015-08-26 | 重庆金美通信有限责任公司 | Universal detection board card |
| CN105403840A (en) * | 2015-10-29 | 2016-03-16 | 湖北三江航天红阳机电有限公司 | Thermal battery tester |
| CN105446258A (en) * | 2015-12-21 | 2016-03-30 | 武汉中元通信股份有限公司 | CPCI bus transmission-based communication equipment integrated detection platform |
| CN105511443A (en) * | 2015-11-27 | 2016-04-20 | 许继电源有限公司 | Testing apparatus of charging pile controller |
| CN105954054A (en) * | 2016-07-15 | 2016-09-21 | 南方银通（武汉）信息技术服务有限公司 | Open-shelf rail transit ticket vending machine test platform |
| CN105975421A (en) * | 2016-05-04 | 2016-09-28 | 浙江大学 | Splitting and folding type modular instrument bus device |
| CN106019123A (en) * | 2016-06-28 | 2016-10-12 | 国营芜湖机械厂 | RF circuit off-location detecting system of communication and navigation system |
| CN106526254A (en) * | 2016-12-20 | 2017-03-22 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics device test signal switching device box |
| CN106872828A (en) * | 2017-03-16 | 2017-06-20 | 中国人民解放军军械工程学院 | The portable device for fast detecting of vehicle the synthetical electronics information system |
| CN106887254A (en) * | 2015-12-15 | 2017-06-23 | 西安富成防务科技有限公司 | A kind of flat board dual port RAM test equipment |
| CN106918732A (en) * | 2017-03-29 | 2017-07-04 | 广东工业大学 | A kind of experiment test equipment |
| WO2017190264A1 (en) * | 2016-05-03 | 2017-11-09 | 浙江大学 | Spliced and folded modular instrument bus device |
| CN108681497A (en) * | 2018-05-22 | 2018-10-19 | 天津市英贝特航天科技有限公司 | A kind of cpci bus test device and method |
| CN108896298A (en) * | 2018-05-16 | 2018-11-27 | 吉孚动力技术(中国)有限公司 | Signal converting case for automobile gearbox testboard bay |
| CN108957164A (en) * | 2018-04-27 | 2018-12-07 | 烽火通信科技股份有限公司 | A kind of test device and test method of buckle |
| CN109116318A (en) * | 2018-09-19 | 2019-01-01 | 西安电子工程研究所 | More general docking adapters of specification blindmate module testing |
| CN109765818A (en) * | 2019-01-05 | 2019-05-17 | 深圳市金凯博自动化测试有限公司 | A kind of data acquisition control system based on LAN bus |
| CN109946633A (en) * | 2018-12-18 | 2019-06-28 | 北京航天计量测试技术研究所 | A kind of solenoid valve multifunctional tester calibration system |
| CN110174605A (en) * | 2018-05-30 | 2019-08-27 | 中航光电科技股份有限公司 | A kind of case back plate connector and functional module test fixture |
| CN110703069A (en) * | 2019-08-29 | 2020-01-17 | 天津市英贝特航天科技有限公司 | COMe test bottom plate and test method |
| CN113032306A (en) * | 2021-03-19 | 2021-06-25 | 北京华力智飞科技有限公司 | Simulation machine and simulation test method |
| CN113671332A (en) * | 2020-04-30 | 2021-11-19 | 南京南瑞继保电气有限公司 | Modular thyristor valve function testing device and testing method |
| CN113804992A (en) * | 2020-06-16 | 2021-12-17 | 普源精电科技股份有限公司 | Test function module, multifunctional test system and method |
| CN115575792A (en) * | 2022-09-08 | 2023-01-06 | 杭州国磊半导体设备有限公司 | ATE test equipment with multi-backboard architecture |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0433995A3 (en) * | 1989-12-18 | 1993-09-29 | Drexelbrook Controls, Inc. | Remote instrument testing system |
| CN201780506U (en) * | 2010-06-28 | 2011-03-30 | 北京经纬恒润科技有限公司 | Test equipment for testing electronic controller |
| CN202092673U (en) * | 2010-12-31 | 2011-12-28 | 成都天奥测控技术有限公司 | Portable test platform device based on PXI bus |
| CN103414529A (en) * | 2013-08-26 | 2013-11-27 | 华北计算技术研究所 | Universal automatic testing and fault diagnosis system |
-
2014
- 2014-09-23 CN CN201410488143.1A patent/CN104215860A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0433995A3 (en) * | 1989-12-18 | 1993-09-29 | Drexelbrook Controls, Inc. | Remote instrument testing system |
| CN201780506U (en) * | 2010-06-28 | 2011-03-30 | 北京经纬恒润科技有限公司 | Test equipment for testing electronic controller |
| CN202092673U (en) * | 2010-12-31 | 2011-12-28 | 成都天奥测控技术有限公司 | Portable test platform device based on PXI bus |
| CN103414529A (en) * | 2013-08-26 | 2013-11-27 | 华北计算技术研究所 | Universal automatic testing and fault diagnosis system |
Non-Patent Citations (1)
| Title |
|---|
| 胡宇等: "PXI模块化仪器在ATS中的应用", 《硅谷》 * |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104865457A (en) * | 2015-01-14 | 2015-08-26 | 重庆金美通信有限责任公司 | Universal detection board card |
| CN105403840A (en) * | 2015-10-29 | 2016-03-16 | 湖北三江航天红阳机电有限公司 | Thermal battery tester |
| CN105511443A (en) * | 2015-11-27 | 2016-04-20 | 许继电源有限公司 | Testing apparatus of charging pile controller |
| CN106887254A (en) * | 2015-12-15 | 2017-06-23 | 西安富成防务科技有限公司 | A kind of flat board dual port RAM test equipment |
| CN105446258A (en) * | 2015-12-21 | 2016-03-30 | 武汉中元通信股份有限公司 | CPCI bus transmission-based communication equipment integrated detection platform |
| CN105446258B (en) * | 2015-12-21 | 2018-08-17 | 武汉中元通信股份有限公司 | Communication equipment comprehensive detection platform based on cpci bus transmission |
| WO2017190264A1 (en) * | 2016-05-03 | 2017-11-09 | 浙江大学 | Spliced and folded modular instrument bus device |
| CN105975421B (en) * | 2016-05-04 | 2019-01-22 | 浙江大学 | A kind of stacked formula modular instrument bus unit |
| CN105975421A (en) * | 2016-05-04 | 2016-09-28 | 浙江大学 | Splitting and folding type modular instrument bus device |
| CN106019123A (en) * | 2016-06-28 | 2016-10-12 | 国营芜湖机械厂 | RF circuit off-location detecting system of communication and navigation system |
| CN105954054A (en) * | 2016-07-15 | 2016-09-21 | 南方银通（武汉）信息技术服务有限公司 | Open-shelf rail transit ticket vending machine test platform |
| CN106526254B (en) * | 2016-12-20 | 2023-11-03 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics test signal switching equipment box |
| CN106526254A (en) * | 2016-12-20 | 2017-03-22 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics device test signal switching device box |
| CN106872828A (en) * | 2017-03-16 | 2017-06-20 | 中国人民解放军军械工程学院 | The portable device for fast detecting of vehicle the synthetical electronics information system |
| CN106918732A (en) * | 2017-03-29 | 2017-07-04 | 广东工业大学 | A kind of experiment test equipment |
| CN108957164A (en) * | 2018-04-27 | 2018-12-07 | 烽火通信科技股份有限公司 | A kind of test device and test method of buckle |
| CN108896298A (en) * | 2018-05-16 | 2018-11-27 | 吉孚动力技术(中国)有限公司 | Signal converting case for automobile gearbox testboard bay |
| CN108681497A (en) * | 2018-05-22 | 2018-10-19 | 天津市英贝特航天科技有限公司 | A kind of cpci bus test device and method |
| CN110174605A (en) * | 2018-05-30 | 2019-08-27 | 中航光电科技股份有限公司 | A kind of case back plate connector and functional module test fixture |
| CN109116318A (en) * | 2018-09-19 | 2019-01-01 | 西安电子工程研究所 | More general docking adapters of specification blindmate module testing |
| CN109116318B (en) * | 2018-09-19 | 2022-09-23 | 西安电子工程研究所 | Universal butt-joint device for multi-specification blind-mating module test |
| CN109946633A (en) * | 2018-12-18 | 2019-06-28 | 北京航天计量测试技术研究所 | A kind of solenoid valve multifunctional tester calibration system |
| CN109765818A (en) * | 2019-01-05 | 2019-05-17 | 深圳市金凯博自动化测试有限公司 | A kind of data acquisition control system based on LAN bus |
| CN110703069A (en) * | 2019-08-29 | 2020-01-17 | 天津市英贝特航天科技有限公司 | COMe test bottom plate and test method |
| CN113671332A (en) * | 2020-04-30 | 2021-11-19 | 南京南瑞继保电气有限公司 | Modular thyristor valve function testing device and testing method |
| CN113804992A (en) * | 2020-06-16 | 2021-12-17 | 普源精电科技股份有限公司 | Test function module, multifunctional test system and method |
| CN113032306A (en) * | 2021-03-19 | 2021-06-25 | 北京华力智飞科技有限公司 | Simulation machine and simulation test method |
| CN113032306B (en) * | 2021-03-19 | 2024-05-28 | 北京华力智飞科技有限公司 | Emulation machine and emulation test method |
| CN115575792A (en) * | 2022-09-08 | 2023-01-06 | 杭州国磊半导体设备有限公司 | ATE test equipment with multi-backboard architecture |
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Application publication date: 20141217 |