CN108674690B - Automatic testing equipment and testing method for electric accessories of hanging beam of certain type aircraft - Google Patents
Automatic testing equipment and testing method for electric accessories of hanging beam of certain type aircraft Download PDFInfo
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- CN108674690B CN108674690B CN201810725182.7A CN201810725182A CN108674690B CN 108674690 B CN108674690 B CN 108674690B CN 201810725182 A CN201810725182 A CN 201810725182A CN 108674690 B CN108674690 B CN 108674690B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to automatic testing equipment and a testing method for an electric accessory of a hanging beam of a certain type of aircraft, wherein the automatic testing equipment comprises an industrial personal computer used for controlling a circuit module, the industrial personal computer is connected with a programmable digital universal meter through a USB interface to detect performance tests such as line conductivity, grounding property, direct current voltage, alternating current voltage, resistance and the like of products, the industrial personal computer is connected with a first electric adaptation box and a second electric adaptation box to complete line connection and testing of discrete amounts of the lines of the products to be tested, and the industrial personal computer is connected with a PCI-429 bus board through a PCI interface to increase expansion capacity, and all the equipment is installed into a whole through a chassis, so that the automatic testing equipment is convenient to transport and operate. The invention solves the problems of low stability, insufficient performance and incapability of fully automatic test of the traditional test equipment, and the industrial personal computer system can be used for automatically selecting automatic test or manual test, so that the automatic test equipment is high in automation degree and convenient to use.
Description
Technical Field
The invention relates to the field of automatic detection of airborne equipment, in particular to automatic test equipment for an electric accessory of a certain type of aircraft hanging beam and a test method thereof.
Background
The electric accessory for the aircraft hanging beam mainly comprises a circuit control device, a relay, a current transformer, a mutual inductor, a circuit connecting device, a circuit protecting device and the like, is widely distributed in the aircraft, has various forms, plays roles in electric energy transmission, circuit protection, maneuvering operation, adjustment of related control systems and the like when the aircraft runs, and plays a vital role in the central nervous system of the aircraft. However, the aircraft electrical accessories are complicated to detect because of various types, and a large number of detection instruments and personnel are usually required to be equipped to detect on-off of thousands of relay contacts, connection parts and circuits in the aircraft electrical accessories one by one.
The existing aircraft hanging beam electrical accessory detection equipment has single function and mutually different test resources, so that the variety of the test equipment is various, and the requirement of universalization cannot be met. An embedded system with a singlechip as a core is adopted, assembly language is used, too many manual operation steps still exist, no system support exists, no mature system exists, insufficient resources exist when facing complex detection conditions, automatic test cannot be completely realized, and a series of fault phenomena such as dead halt and black screen often occur in the test process along with the continuous increase of service life.
Disclosure of Invention
The invention aims to solve the technical problems that the existing aircraft hanging beam electrical accessory detection equipment cannot be fully automatically detected, the equipment is single in function, the testing resources are not mutually used and the stability is poor.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
the utility model provides an automatic test equipment of some type aircraft hanging beam electric annex, includes the industrial computer that is used for controlling circuit module, for circuit module power supply's secondary power supply module and the quick-witted case that is used for installing equipment, the industrial computer has program controlled digital universal meter, first electric adaptation case and second electric adaptation case through USB interface connection, the industrial computer has PCI-429 bus integrated circuit board through PCI interface connection, PCI-429 bus integrated circuit board connect in first electric adaptation case, program controlled digital universal meter connect in first electric adaptation case and second electric adaptation case, be provided with the interface on first electric adaptation case with be provided with aircraft hanging beam electric annex device through test cable connection on the second electric adaptation case, secondary power supply module connect in other each module supply with different power.
The utility model discloses a portable electronic device, including machine case, remote control computer, industrial computer, remote control computer, control computer and computer, the machine case is the cuboid, the wheel that is used for conveniently removing is installed to the bottom, operating device panel and interface vertically arrange in the one side of machine case, secondary power supply module's panel install in the top of one side of machine case, program control computer's panel install in secondary power supply module's panel below, the industrial computer includes display and key mouse equipment, program control computer's panel below is arranged in proper order and is installed the display with key mouse equipment, key mouse equipment sets up to drawer type can be received in the inside of machine case, industrial computer's host computer panel interface install in key mouse equipment's below, first electrical adaptation case with the panel of second electrical adaptation case vertically arranges in the bottom of machine case.
The first electrical adaptation box comprises a first USB multichannel switch control card, a second USB multichannel switch control card, a first optical isolation relay conditioning card, a Su series product test interface, a first control communication interface, a first multimeter test hole, a first power signal interface and a first indicator lamp, and the second electrical adaptation box comprises a third USB multichannel switch control card, a second optical isolation relay conditioning card, a domestic machine product test interface, a second control communication interface, a second multimeter test hole, a second power signal interface and a second indicator lamp.
And the industrial personal computer is provided with a LabWindows/CVI software platform to complete the interactive automatic test of the product.
The first USB multichannel switch control card is in an output mode, and is connected with a relay board card to control and output corresponding switch signals;
the second USB multichannel switch control card is in an acquisition mode, acquires 60 paths of input state monitoring and is configured with 60 paths of discrete quantity product working state feedback indicator lamps and intermediate frequency circuit state indicator lamps of related products;
the test interface of the Su series products comprises four product test interfaces which are used for connecting the products to be tested of corresponding types of Su series;
the first control communication interface is connected with the industrial personal computer, the program-controlled digital multimeter and the PCI-429 bus board card through a connecting cable to complete signal transmission;
the first power supply signal interface is connected with the secondary power supply module and used for inputting a corresponding power supply;
the first multimeter test hole is used for detecting output conditions of 115V and 36V alternating current power supplies of products.
The first electric adaptation box is internally connected with the tested product interface and the interface of the program-controlled digital multimeter in a test mode of the switch matrix circuit.
The third USB multichannel switch control card can meet the control of the excitation and feedback functions of 100-channel discrete signals;
the domestic machine product test interface comprises two product test interfaces which are used for connecting a tested product of a certain model;
the second control communication interface is connected with the industrial personal computer and the program-controlled digital multimeter through a connecting cable to complete signal transmission;
and the second multimeter test hole is used for detecting the 27V direct-current voltage output condition of the tested product.
A test method of automatic test equipment for an aircraft hanging beam electric accessory comprises the following steps:
a) A step of automatically testing the front connection cable;
b) The method comprises the steps of automatically testing a power supply control box, a digital multimeter switch and checking the position of a button before testing;
c) A step of self-checking the system of the equipment, wherein if the self-checking fails, a self-checking state indicator lamp is displayed in red, and the self-checking failure is prompted;
d) A step of suspending the automatic test when an abnormal situation occurs;
e) Selecting a test object for testing, and reconfirm the correct connection of the products;
f) The method comprises the steps of calling corresponding test flows into a test record table frame according to products;
g) The method has the step of large step selection, and the corresponding step can be selected according to the test requirement to perform the performance test;
h) Displaying the actual measurement result by the window, comparing the actual measurement result with the theoretical value, judging whether the detection result is qualified, displaying the on-going test item in real time, and displaying the total test progress of the current product by the progress bar;
i) And a step of having a saved record and viewing the record.
The beneficial effects of the invention are as follows:
the modularized design is adopted, so that the equipment is convenient to maintain and upgrade;
the integrated case is convenient to carry during external field detection;
the equipment integration degree of automation is high, and the commonality is good, can select automated inspection and manual detection machine to carry the electric annex of roof beam, and multiple model of adaptation is good in stability.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a system connection diagram of the present invention;
FIG. 2 is a block diagram of a chassis of the present invention;
FIG. 3 is a flow chart of an automatic test according to the present invention.
Detailed Description
The present invention will be further described in the following to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present invention easy to understand.
The system connection diagram as shown in fig. 1:
the utility model provides an automatic test equipment of some type aircraft hanging beam electric annex, includes the industrial computer 1 that is used for control circuit module, gives the secondary power supply module 6 of circuit module power supply, industrial computer 1 has program controlled digital universal meter 2, first electric adaptation case 5 and second electric adaptation case 7 through USB interface connection, industrial computer 1 has PCI-429 bus integrated circuit board 3 through PCI interface connection, PCI-429 bus integrated circuit board 3 connect in first electric adaptation case 5, program controlled digital universal meter 2 connect in first electric adaptation case 5 and second electric adaptation case 7, be provided with on first electric adaptation case 5 with the second electric adaptation case 7 and connect the socket to be connected with aircraft hanging beam electric annex device 4 through test cable, secondary power supply module 6 connect in other each module supply with different power.
The chassis structure as shown in fig. 2:
the utility model provides a certain type aircraft hanging beam electrical accessory automatic test equipment installs in quick-witted case 9, machine case 9 is the cuboid, and the wheel that is used for convenient removal is installed to the bottom, and operating device panel and interface vertically arrange in the one side of machine case 9, the panel-mount of secondary power supply module 6 in the top of one side of machine case 9, the panel-mount of program controlled digital universal meter 2 in the panel below of secondary power supply module 6, industrial computer 1 includes display 101 and key mouse equipment 102, the panel below of program controlled digital universal meter 2 is arranged in proper order and is installed display 101 with key mouse equipment 102, key mouse equipment 102 sets up to drawer type can be received in the inside of machine case 9, the host computer panel interface of industrial computer 1 install in the below of key mouse equipment 102, first electrical adaptation case 5 with the panel of second electrical adaptation case 7 vertically arranges in the bottom of machine case 9.
All instrument and meter equipment's operating panel, connector interface are placed on the coplanar, industrial computer 1's operating panel sets up at the quick-witted case middle part, makes things convenient for maintainer operation, first electric adaptation case 5 with second electric adaptation case 7 installs the bottom of quick-witted case 9 makes things convenient for the numerous electrical accessory of patch cable, can not hinder the operation that shelters from the display screen.
Further, the first electrical adaptation box 5 includes a first USB multi-channel switch control card, a second USB multi-channel switch control card, a first optical isolation relay conditioning card, a su series product test interface, a first control communication interface, a first multimeter test hole, a first power signal interface and a first indicator light, and the second electrical adaptation box 7 includes a third USB multi-channel switch control card, a second optical isolation relay conditioning card, a domestic machine product test interface, a second control communication interface, a second multimeter test hole, a second power signal interface and a second indicator light.
Furthermore, the industrial personal computer 1 is provided with a LabWindows/CVI software platform to complete the interactive automatic test of the product, and the PCI-429 bus board card 3, the USB multichannel switch control card, the optical isolation relay conditioning card and the like are used for realizing signal transmission, so that the automatic test of the performances of the circuit conductivity, the grounding property, the direct-current voltage, the alternating-current voltage, the resistance and the like of the product is realized through a program-controlled universal meter.
Further, the first USB multichannel switch control card is in an output mode, the first USB multichannel switch control card is connected with a relay board card to control and output corresponding switch signals, and discrete switch signals are used for controlling the conduction of internal circuits of the tested product;
further, the second USB multichannel switch control card is in an acquisition mode, and 60 paths of input state monitoring and 60 paths of discrete quantity product working state feedback indicator lamps and intermediate frequency circuit state indicator lamps of related products are acquired;
further, the test interface of the Su series products comprises four test interfaces of products, which are used for connecting the products to be tested of corresponding types of Su series;
further, the first control communication interface is connected with the industrial personal computer 1, the program-controlled digital multimeter 2 and the PCI-429 bus board card 3 through connecting cables to complete signal transmission;
further, the first power signal interface is connected to the secondary power supply module 6 and is used for inputting a corresponding power supply;
further, the first multimeter test hole is used for detecting output conditions of 115V and 36V alternating current power supplies of products.
Further, the first electrical adaptation box 5 is internally connected with the tested product interface and the interface of the program-controlled digital multimeter 2 in a test mode of a switch matrix circuit.
Further, the third USB multichannel switch control card can meet the control of the excitation and feedback functions of 100-channel discrete signals;
further, the domestic machine product test interface comprises two product test interfaces, which are used for connecting the tested products of a certain model;
further, the second control communication interface is connected to the industrial personal computer 1 and the program-controlled digital multimeter 2 through a connecting cable, so as to complete signal transmission;
further, the second multimeter test hole is used for detecting the 27V direct current voltage output condition of the tested product.
An automatic test flow chart as shown in fig. 3:
a test method of an automatic test equipment for an aircraft hanging beam electric accessory comprises an automatic test process and a manual test process, wherein the automatic test process comprises the following steps:
a) A step of automatically testing the front connection cable;
b) The method comprises the steps of automatically testing a power supply control box, a digital multimeter switch and checking the position of a button before testing;
c) A step of self-checking the system of the equipment, wherein if the self-checking fails, a self-checking state indicator lamp is displayed in red, and the self-checking failure is prompted;
d) A step of suspending the automatic test when an abnormal situation occurs;
e) Selecting a test object for testing, and reconfirm the correct connection of the products;
f) The method comprises the steps of calling corresponding test flows into a test record table frame according to products;
g) The method has the step of large step selection, and the corresponding step can be selected according to the test requirement to perform the performance test;
h) Displaying the actual measurement result by the window, comparing the actual measurement result with the theoretical value, judging whether the detection result is qualified, displaying the on-going test item in real time, and displaying the total test progress of the current product by the progress bar;
i) And a step of having a saved record and viewing the record.
Further, in step g), the test products are manually checked in the product test selection list, and for products with a large number of test function steps, a large step selection function is set, and most or all of the large steps to be tested are selected to realize partial performance test and all performance test of the tested device.
Further, the automatic test process in the step h) tests one by one according to preset test steps and processes, the test result of each step is displayed in the actual measurement result, and the system automatically judges whether the detection result is qualified according to the actual measurement lighting condition and the theoretical required lighting condition.
Further, the test information window displays the real-time test state of the product, and the test progress bar displays the total test progress of the current product. If an abnormal condition is met, the automatic test can be stopped by clicking the test stopping button, and the system is automatically powered off.
Further, the manual test is contained in a manual test interface in the upper computer software and comprises a manual test area of a threo series hanging beam electric accessory, a manual test area of a domestic machine series hanging beam electric accessory product, a digital multimeter function test area and a product output voltage test area, and the digital IO card function test, the digital multimeter function test and the AC voltage signal test of the tested product output are respectively realized.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An automatic test equipment for an electric accessory of a hanging beam of an aircraft is characterized in that: the intelligent control system comprises an industrial personal computer (1) for controlling a circuit module, a secondary power supply module (6) for supplying power to the circuit module and a case (9) for installing equipment, wherein the industrial personal computer (1) is connected with a program control digital universal meter (2), a first electric adapter box (5) and a second electric adapter box (7) through USB interfaces, the industrial personal computer (1) is connected with a PCI-429 bus board card (3) through PCI interfaces, the PCI-429 bus board card (3) is connected with the first electric adapter box (5), the program control digital universal meter (2) is connected with the first electric adapter box (5) and the second electric adapter box (7), an aircraft hanging beam electric accessory device (4) is connected to the first electric adapter box (5) and the second electric adapter box (7) through test cables, and the secondary power supply module (6) is connected with other modules for supplying different power, and the other modules are the first electric adapter box (5), the second electric adapter box (7) and the industrial personal computer (1); the first electric adaptation box (5) comprises a first USB multichannel switch control card, a second USB multichannel switch control card, a first optical isolation relay conditioning card, a Su series product test interface, a first control communication interface, a first multimeter test hole, a first power signal interface and a first indicator lamp, and the second electric adaptation box (7) comprises a third USB multichannel switch control card, a second optical isolation relay conditioning card, a domestic machine product test interface, a second control communication interface, a second multimeter test hole, a second power signal interface and a second indicator lamp; and the industrial personal computer (1) is provided with a LabWindows/CVI software platform to complete the interactive automatic test of the product.
2. An automatic test equipment for electrical accessories of a certain type of aircraft hanging beam according to claim 1, characterized in that: the utility model provides a portable electronic device, including quick-witted case (9), operation equipment panel and interface longitudinal arrangement in be used for the wheel of convenient removal is installed to the bottom machine case (9) one side, the panel mount of secondary power supply module (6) in the top of the one side of machine case (9), the panel mount of program controlled digital universal meter (2) in the panel below of secondary power supply module (6), industrial computer (1) include display (101) and key mouse equipment (102), the panel below of program controlled digital universal meter (2) is arranged in proper order and is installed display (101) with key mouse equipment (102), key mouse equipment (102) set up to drawer type income the inside of machine case (9), the host computer panel interface mount of industrial computer (1) in the below of key mouse equipment (102), first electrical adaptation case (5) with the panel longitudinal arrangement of second electrical adaptation case (7) in the bottom of machine case (9).
3. An automatic test equipment for electrical accessories of a certain type of aircraft hanging beam according to claim 1, characterized in that:
the first USB multichannel switch control card is in an output mode, and is connected with a relay board card to control and output corresponding switch signals;
the second USB multichannel switch control card is in an acquisition mode, acquires 60 paths of input state monitoring and is configured with 60 paths of discrete quantity product working state feedback indicator lamps and intermediate frequency circuit state indicator lamps of related products;
the test interface of the Su series products comprises four product test interfaces which are used for connecting the products to be tested of corresponding types of Su series;
the first control communication interface is connected with the industrial personal computer (1), the program-controlled digital multimeter (2) and the PCI-429 bus board card (3) through connecting cables to finish signal transmission;
the first power supply signal interface is connected with the secondary power supply module (6) and used for inputting a corresponding power supply;
the first multimeter test hole is used for detecting output conditions of 115V and 36V alternating current power supplies of products.
4. An automatic test equipment for electrical accessories of a certain type of aircraft hanging beam according to claim 1, characterized in that: the first electric adaptation box (5) is internally connected with the tested product interface and the interface of the program-controlled digital multimeter (2) in a test mode of the switch matrix circuit.
5. An automatic test equipment for electrical accessories of a certain type of aircraft hanging beam according to claim 1, characterized in that:
the third USB multichannel switch control card can meet the control of the excitation and feedback functions of 100-channel discrete signals;
the domestic machine product test interface comprises two product test interfaces which are used for connecting a tested product of a certain model;
the second control communication interface is connected with the industrial personal computer (1) and the program-controlled digital multimeter (2) through a connecting cable to finish signal transmission;
and the second multimeter test hole is used for detecting the 27V direct-current voltage output condition of the tested product.
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| CN108674690B true CN108674690B (en) | 2023-05-30 |
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| CN109828553A (en) * | 2019-02-26 | 2019-05-31 | 中国人民解放军空军工程大学航空机务士官学校 | A kind of air data computer detection system |
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| CN110963072A (en) * | 2019-12-17 | 2020-04-07 | 北京青云航空仪表有限公司 | Airborne equipment comprehensive test system |
| CN111308255A (en) * | 2020-03-28 | 2020-06-19 | 芜湖航翼集成设备有限公司 | Automatic pulse detection equipment and method for aircraft weapon external hanging device |
| CN111308254A (en) * | 2020-03-28 | 2020-06-19 | 芜湖航翼集成设备有限公司 | Outfield detection equipment for external hanging device of certain airplane and use method |
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