CN104422890A - Method and system for automatic testing of vehicle product - Google Patents
Method and system for automatic testing of vehicle product Download PDFInfo
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- CN104422890A CN104422890A CN201310395435.6A CN201310395435A CN104422890A CN 104422890 A CN104422890 A CN 104422890A CN 201310395435 A CN201310395435 A CN 201310395435A CN 104422890 A CN104422890 A CN 104422890A
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Abstract
The invention discloses a method for automatic testing of a vehicle product. The method comprises the following steps of S01, setting a testing instruction program through a PC (personal computer), wherein the testing instruction program comprises testing times, and sending to a programmable power source; S02, enabling the programmable power source to generate a corresponding testing condition accordingly, and outputting to the vehicle product; S03, according to the testing condition, testing the vehicle product, and feeding back the testing result to the PC through the programmable power source; S04, reducing one time from the testing times, and judging whether the remained testing time is 0 or not; if the remained testing time is 0, finishing the testing; if the remained testing time is not 0, turning to the step S02, and continuing to execute the steps S02 to S04. The method disclosed by the embodiment has the beneficial effects that the setting of the setting frequency of the vehicle product is flexible, the labor resource is greatly saved, and the time cost and testing cost are reduced. The invention discloses a system for automatic testing of the vehicle product.
Description
Technical field
The present invention relates to car machine maintenance technology field, more particularly, relate to a kind of car machine automatic test approach and system.
Background technology
Automobile is as a kind of walking-replacing tool, and use the trip that automobile can be convenient for people to, therefore the life of people also come into gradually by automobile.Car machine refers to the abbreviation of the on-vehicle information amusing products be arranged on inside automobile, and car machine is functionally wanted can realize people and car, the information communication of car and extraneous (car and car).Car machine is arranged on inside console mostly, and together with some car machine hosts with screen are, some car machine hosts are separated with screen.Along with the development of science and technology, car machine navigates from early stage CD, DVD, to intelligent, Informatization Development.The function of current car machine is except traditional radio, music video broadcasting, navigation feature, with 3G and Telematics function, in conjunction with the CAN-BUS technology of automobile, people and car can be realized, car and extraneous information communication, enhance Consumer's Experience and service, function that safety is relevant.
Before automobile dispatches from the factory, must test the reliability of the car machine be arranged on inside automobile, these tests need repeatedly just can obtain a reliable test data, and in these test events, for the test of the cell voltage that circuit on car machine is powered, namely testing power supply exports B+, and the accessory power ACC(automatic accessory power on the circuit of automobile) test, namely ACC is tested, the unlatching of ACC refers to before automobile does not also start, if the state ON that key is pushed out, the car machine equipment that these electricity consumptions are not too large, such as: radio etc. have just been energized, and the closedown of ACC refers to when automotive ignition time, need a heavy current, at this moment ACC signal designation is stopped power supply.Terminate Deng automotive ignition, start again power supply.Above-mentioned two tests are the big events in the test event of car machine.
Prior art generally makes manually for the test of car machine, namely repeatedly mode manually powers on to the cell voltage on the circuit of car machine and lower electricity, if test ACC, also because need to test this two states of opening and closing of ACC, then need the state constantly repeating key to push out, push this process of closed condition OFF after a while again.Can find out, it is not high that prior art also exists automaticity for the test of car machine, and whole test process needs artificial repetitive operation, the problem of cost of idle time and human cost.
Summary of the invention
The technical problem to be solved in the present invention is, it is not high that the above-mentioned test for car machine for prior art also exists automaticity, whole test process needs artificial repetitive operation, the defect of cost of idle time and human cost, provides a kind of car machine automatic test approach.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of car machine automatic test approach, and test car machine for controlling programmable power supply by PC, the method comprises the following steps:
S01, arrange test instruction program by described PC, described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply programmable power supply 2;
S02, described programmable power supply programmable power supply 2, according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine;
S03, according to described test condition, described car machine to be tested, and by described programmable power supply programmable power supply 2 to described PC feedback test result;
S04, described testing time from subtracting 1 time, and judge whether remaining testing time is 0, if remaining testing time is 0, terminate test; If remaining testing time is not 0, forward step S02 to, continue to perform step S02 to step S04.
In car machine automatic test approach of the present invention, described test instruction program comprises the cell voltage test instruction program on the dynamo-electric road of car.
In car machine automatic test approach of the present invention, described test instruction program comprises the ACC test instruction program on the dynamo-electric road of car.
In car machine automatic test approach of the present invention, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.
In car machine automatic test approach of the present invention, described car machine automatic test approach also comprises statistical test result and shows testing time.
Implement car machine automatic test approach of the present invention, there is following beneficial effect: the car machine automatic test approach provided by the embodiment of the present invention, it is not high that the test that effectively can solve car machine also exists automaticity, whole test process needs artificial repetitive operation, the defect of cost of idle time and human cost, automaticity is seen, flexible to the testing time setting of car machine, liberate human resources to a great extent, save time cost and testing cost.
The present invention also provides a kind of car machine Auto-Test System, described car machine Auto-Test System comprises PC and programmable power supply, described PC and described car machine are all connected with described programmable power supply, described car machine Auto-Test System also comprises the processing module be arranged in described PC, and described processing module comprises with lower unit:
Programmed instruction generation unit, for arranging test instruction program by described PC, described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply;
Test condition generation unit, for driving described programmable power supply according to the described test instruction program received, generating corresponding test condition, and exporting described test condition to car machine;
Test cell, for testing described car machine according to described test condition, and by described programmable power supply to described PC feedback test result;
Cycling element, for certainly subtracting 1 time to described testing time, and judges whether remaining testing time is 0, if remaining testing time is 0, then terminates test; If remaining testing time is not 0, then again start described test condition generation unit and perform the described programmable power supply of above-mentioned driving according to the described test instruction program received, generate corresponding test condition, and export the function of described test condition to car machine.
In car machine Auto-Test System of the present invention, described test instruction program comprises the cell voltage test instruction program on the dynamo-electric road of car.
In car machine Auto-Test System of the present invention, described test instruction program comprises the ACC test instruction program on the dynamo-electric road of car.
In car machine Auto-Test System of the present invention, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.
In car machine Auto-Test System of the present invention, described processing module also comprises, and statistics display unit is used for statistical test result and shows testing time.
Implement car machine Auto-Test System of the present invention, there is following beneficial effect: the car machine Auto-Test System provided by the embodiment of the present invention, it is not high that the test that effectively can solve car machine also exists automaticity, whole test process needs artificial repetitive operation, the defect of cost of idle time and human cost, automaticity is seen, flexible to the testing time setting of car machine, liberate human resources to a great extent, save time cost and testing cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the process flow diagram of the car machine automatic test approach that a preferred embodiment of the present invention provides;
Fig. 2 is the structural representation of the car machine Auto-Test System that a preferred embodiment of the present invention provides;
Fig. 3 is the concrete syndeton schematic diagram of PC1, programmable power supply 2, car machine 3 in the car machine Auto-Test System shown in Fig. 2.
Embodiment
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing 1,2,3 and describe the specific embodiment of the present invention in detail, it should be understood that, here and shown in the following drawings, being all to understand the embodiment of the present invention better, not limiting the invention.
As shown in Figure 1, an embodiment of car machine automatic test approach of the present invention comprises following step S01 to S04.
Step S01, arranges test instruction program by described PC1, and described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply 2.First by the PC1 shown in Fig. 2 or Fig. 3, the item related information of the test of needs is set to test instruction program, here test instruction program includes the relevant information wanting the number of times tested, in addition, user independently can set relevant information, the number of times arranging test is because test is often carried out once incessantly, need continuously repeated test just can obtain a reliable test statistics result, PC1 mentioned here not only comprises the personal desktop computer on ordinary meaning, notebook computer, also other computing machines of energy testing results instruction repertorie are comprised, then the test instruction program these set issues the programmable power supply 2 shown in Fig. 2 or Fig. 3.
S02, described programmable power supply 2, according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine 3.When programmable power supply 2 have received test instruction program, the test condition meeting test request can be generated, such as the output voltage etc. of programmable power supply 2.
S03, according to described test condition, described car machine 3 to be tested, and by described programmable power supply 2 to described PC1 feedback test result.When the car machine 3 shown in Fig. 2 or Fig. 3 have received shown test condition, such as get the output voltage of programmable power supply 2, the namely correlated inputs voltage of car machine 3, will start to test, and the result of feedback test, such as test condition passes through or test condition is not passed through, or other information, and, after car machine 3 completes test, to PC1 feedback test result, user is facilitated to understand the achievement of test.
S04, described testing time from subtracting 1 time, and judge whether remaining testing time is 0, if remaining testing time is 0, terminate test; If remaining testing time is not 0, forward step S02 to, continue to perform step S02 to step S04.After completing steps S03, testing time can subtract 1 time certainly, and judge whether remaining testing time equals 0 after subtracting 1, if equaled, illustrate and complete the testing time wanted, terminate test, this whole test process completes, if be not equal to 0, illustrate that remaining test does not complete in addition, then forward to and perform step S02, namely again according to programmable power supply 2 according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine 3, can find out, by this step, can ensure that test can not be absorbed in endless loop, and the testing time wanting to reach can be completed.
Preferably, described test instruction program comprises the cell voltage test instruction program of car machine 3 circuit.The preferred embodiment can complete the cell voltage test event for car machine 3 circuit.
Preferably, described test instruction program comprises the ACC test instruction program on car machine 3 circuit.Completing this test in prior art needs artificial state automobile key being pushed opening and closing just can complete and once test, and use the preferred embodiment of the present invention can solve the automatic test of AAC, simulate the state that automobile key pushes opening and closing, avoid and manually stir the damage of automobile key for automobile, also saved human cost and the time cost of test to a great extent.
Preferably, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.ACC opens and closes this two states and completes test once simultaneously, just calculate a complete test of ACC test, therefore the value of the number of times of On/Off ACC is equal with the value of described testing time, and by this preferred embodiment, the delay duration of opening ACC and closing between ACC can be set neatly, make the kind more horn of plenty tested.
Preferably, described car machine 3 automatic test approach also comprises statistical test result and shows testing time.Conveniently user observes the process of whole test, the preferred embodiment of the invention can also after completing single test each time at every turn, the test result statistics completed before display, and show the also remaining how many times single test after subtracting 1 of whole car machine 3 automatic testing process testing time.Single test mentioned here is step S01 to the S04 not only comprising first preferred embodiment, also comprises other preferred embodiments above-mentioned.
Implement the car machine automatic test approach that the embodiment of the present invention provides, there is following beneficial effect: the car machine automatic test approach provided by the embodiment of the present invention, it is not high that the test efficiently solving car machine also exists automaticity, whole test process needs artificial repetitive operation, the defect of cost of idle time and human cost, from test automation degree, flexible to the testing time setting of car machine, liberate human resources to a great extent, save time cost and testing cost.
As shown in Figure 2, car machine Auto-Test System embodiment of the present invention provides a kind of car machine to walk about test macro, and it comprises above-mentioned PC1 and programmable power supply 2, controls programmable power supply 2 pairs of car machines 3 test by PC1.Described PC1 and described car machine 3 are all connected with described programmable power supply 2, and described car machine 3 Auto-Test System also comprises the processing module 9 be arranged in described PC1, and described processing module 9 comprises with lower unit:
Programmed instruction generation unit 4, for arranging test instruction program by described PC1, described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply 2;
Test condition generation unit 5, for driving described programmable power supply 2 according to the described test instruction program received, generating corresponding test condition, and exporting described test condition to car machine 3;
Test cell 6, for testing described car machine 3 according to described test condition, and by described programmable power supply 2 to described PC1 feedback test result;
Cycling element 7, for certainly subtracting 1 time to described testing time, and judges whether remaining testing time is 0, if remaining testing time is 0, then terminates test; If remaining testing time is not 0, then again start described test condition generation unit and perform the described programmable power supply of above-mentioned driving according to the described test instruction program received, generate corresponding test condition, and export the function of described test condition to car machine.
Preferably, described test instruction program comprises the cell voltage test instruction program of car machine 3 circuit.
Preferably, described test instruction program comprises the ACC test instruction program on car machine 3 circuit.
Preferably, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.
Preferably, described processing module 9 also comprises, and statistics display unit 8 shows testing time for statistical test result.
Implement the car machine Auto-Test System that the embodiment of the present invention provides, there is following beneficial effect: the car machine Auto-Test System provided by the embodiment of the present invention, it is not high that the test efficiently solving car machine also exists automaticity, whole test process needs artificial repetitive operation, the defect of cost of idle time and human cost, from test automation degree, flexible to the testing time setting of car machine, liberate human resources to a great extent, save time cost and testing cost.
Fig. 3 provides and shows PC1 in car machine 3 Auto-Test System shown in Fig. 2, programmable power supply 2, the more specifically structural representation of car machine 3, PC1 is connected with programmable power supply 2, programmable power supply 2 has power supply input positive pole 10, power supply input negative pole 11, power input voltage can be set to the cell voltage 12 volts of common automobile, power supply input positive pole 10 and power supply input negative pole 11 in order to power to programmable power supply 2, programmable power supply 2 has the positive pole output line 12 of the cell voltage being supplied to car machine 3 circuit, positive pole output line 12 is connected with car machine 3, programmable power supply 2 is supplied to the positive pole output line 13 of the accessory power ACC on the dynamo-electric road of car in addition, the positive pole output line of ACC is connected with car machine 3, programmable power supply 2 is supplied to the negative pole output line 14 of the accessory power ACC on the cell voltage of car machine 3 circuit or car machine 3 circuit in addition, can be expressly, when the cell voltage of test carriage machine 3 circuit, negative pole output line 14 is the negative pole output line 14 of the cell voltage of car machine 3 circuit, when testing ACC, negative pole output line 14 is the negative pole output line 14 of accessory power ACC.
Below in conjunction with accompanying drawing 1,2,3, the car machine automatic test approach that embodiments of the invention provide more specifically is described:
First by PC1, the item related information of the test of needs is set to test instruction program, here test instruction program includes the relevant information wanting the number of times tested, in addition, user independently can set relevant information, such as test instruction program can be the cell voltage test instruction program of car machine 3 circuit, the cell voltage test event for car machine 3 circuit can be completed, also can be the accessory power ACC test instruction program on car machine 3 circuit, completing this test in prior art needs artificial state automobile key being pushed opening and closing just can complete and once test, and use the preferred embodiment of the present invention can solve the automatic test of AAC, simulate the state that automobile key pushes opening and closing, avoid and manually stir the damage of automobile key for automobile, also human cost and the time cost of test has been saved to a great extent.If test instruction program is ACC test instruction program, the delay duration instruction of can also comprise the number of times of On/Off ACC, opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.ACC opens and closes this two states and completes test once simultaneously, just calculate a complete test of ACC test, therefore the value of the number of times of On/Off ACC is equal with the value of described testing time, and by this preferred embodiment, the delay duration of opening ACC and closing between ACC can be set neatly, make the kind more horn of plenty tested;
Described programmable power supply 2 is according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine 3, when such as carrying out the cell voltage test of car machine 3 circuit, programmable power supply 2, according to the described test instruction program received, exports relevant voltage by the positive pole output line 12 of the cell voltage of car machine 3 circuit with the negative pole output line 14 of the cell voltage of car machine 3 circuit; If when carrying out accessory power ACC test, programmable power supply 2, according to the described test instruction program received, exports relevant voltage by the positive pole output line 13 of the accessory power ACC of car machine 3 circuit with the negative pole output line 14 of the accessory power ACC of car machine 3 circuit;
Test condition according to containing output voltage is tested, and by described programmable power supply to PC1 feedback test result.
Then described testing time is from subtracting 1 time, and judges whether remaining testing time is 0, if remaining testing time is 0, terminates test; If remaining testing time is not 0, forward described programmable power supply 2 to according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine 3, continue to perform programmable power supply 2 described above according to the described test instruction program received, generate corresponding test condition, and the step that the step exporting described test condition to car machine 3 describes to this section, can find out, by this step, can ensure that test can not be absorbed in endless loop, and the testing time wanting to reach can be completed;
After above-mentioned steps completes, conveniently user observes the process of whole test, the preferred embodiment of the invention can also after completing single test each time at every turn, the test result statistics completed before display, and on PC1, show the also remaining how many times single test after subtracting 1 of whole car machine 3 automatic testing process testing time.Single test mentioned here is step S01 to the S04 not only comprising first preferred embodiment, also comprises other preferred embodiments above-mentioned.
The principle of the car machine automatic test approach that the car machine Auto-Test System provided due to embodiments of the invention and embodiments of the invention provide is similar, is not just repeating herein.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (10)
1. a car machine automatic test approach, test car machine for controlling programmable power supply by PC, it is characterized in that, the method comprises the following steps:
S01, arrange test instruction program by described PC, described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply;
S02, described programmable power supply, according to the described test instruction program received, generate corresponding test condition, and export described test condition to car machine;
S03, according to described test condition, described car machine to be tested, and by described programmable power supply to described PC feedback test result;
S04, described testing time from subtracting 1 time, and judge whether remaining testing time is 0, if remaining testing time is 0, terminate test; If remaining testing time is not 0, forward step S02 to, continue to perform step S02 to step S04.
2. car machine automatic test approach according to claim 1, is characterized in that, described test instruction program comprises the cell voltage test instruction program on the dynamo-electric road of car.
3. car machine automatic test approach according to claim 1, is characterized in that, described test instruction program comprises the ACC test instruction program on the dynamo-electric road of car.
4. car machine automatic test approach according to claim 3, it is characterized in that, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.
5. the car machine automatic test approach according to any one of Claims 1-4, is characterized in that, described car machine automatic test approach also comprises statistical test result and shows testing time.
6. a car machine Auto-Test System, it is characterized in that, described car machine Auto-Test System comprises PC and programmable power supply, described PC and described car machine are all connected with described programmable power supply, described car machine Auto-Test System also comprises the processing module be arranged in described PC, and described processing module comprises with lower unit:
Programmed instruction generation unit, for arranging test instruction program by described PC, described test instruction program comprises testing time, and described test instruction program is sent to described programmable power supply;
Test condition generation unit, for driving described programmable power supply according to the described test instruction program received, generating corresponding test condition, and exporting described test condition to car machine;
Test cell, for testing described car machine according to described test condition, and by described programmable power supply to described PC feedback test result;
Cycling element, for certainly subtracting 1 time to described testing time, and judges whether remaining testing time is 0, if remaining testing time is 0, then terminates test; If remaining testing time is not 0, then again start described test condition generation unit and perform the described programmable power supply of above-mentioned driving according to the described test instruction program received, generate corresponding test condition, and export the function of described test condition to car machine.
7. car machine Auto-Test System according to claim 6, is characterized in that, described test instruction program comprises the cell voltage test instruction program on the dynamo-electric road of car.
8. car machine Auto-Test System according to claim 6, is characterized in that, described test instruction program comprises the ACC test instruction program on the dynamo-electric road of car.
9. car machine Auto-Test System according to claim 8, it is characterized in that, the number of times that described ACC test instruction program also comprises On/Off ACC, the delay duration instruction of opening ACC and closing between ACC, the value of the number of times of described On/Off ACC is equal with the value of described testing time.
10. car machine Auto-Test System according to any one of claim 6 to 9, it is characterized in that, described processing module also comprises statistics display unit, shows testing time for statistical test result.
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| CN201310395435.6A CN104422890A (en) | 2013-09-03 | 2013-09-03 | Method and system for automatic testing of vehicle product |
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