CN102902264B - Method for testing power window controller - Google Patents
Method for testing power window controller Download PDFInfo
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- CN102902264B CN102902264B CN201210379845.7A CN201210379845A CN102902264B CN 102902264 B CN102902264 B CN 102902264B CN 201210379845 A CN201210379845 A CN 201210379845A CN 102902264 B CN102902264 B CN 102902264B
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- window controller
- vehicle window
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- power
- relay
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Abstract
The invention discloses a circuit and a method for testing a power window controller, which are characterized in that in the test circuit, a power resistor R2 is connected with a relay K1 in series and then further connected with a power resistor R1 in parallel, the main circuit is connected to the two output ends of the power window controller, and an upper computer controls the actuation of the relay K1 and acquires the output signal of the power window controller. With the adoption of the design, the circuit and the method for testing the power window controller have the following advantages that 1, the power window control function can be detected conveniently for long term; 2, the work of a glass lifter motor is simulated by the circuit, thus, the cost is saved and the failure rate is lowered; and 3, the equipment is light, convenient for detection and convenient to move.
Description
Technical field
The present invention relates to automobile manufacturing field, particularly a kind of method of testing of power vehicle window controller.
Background technology
Automobile electric window controlling functions generally designs at car body control module or independently in vehicle window controller, mainly corresponding output motor drive singal after receiving key input signal, realizes opening to turn and stop controlling motor, thus reaches lifting glass for vehicle window effect.
At present for the test of this function, general use four actual glass regulators make test load, and during test, equipment produces and rises window or fall window switch input signal, then detects corresponding output signal, judges the whether qualified of product to be measured according to this.But in production application, because the life-span of the actual glass lifter as test load is shorter, generally only have about 20000 times, so for large batch of off-line test and long life test, more changing jobs of glass-frame riser becomes particularly frequent, maintenance cost is very big, moreover the new oldState alternate load characteristic of glass-frame riser also can change, and directly has influence on test accuracy.
Thering is provided a kind of proving installation, can facilitate detect power windows controlling functions for a long time, is the problem that prior art needs to solve.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of method of testing of power vehicle window controller, makes it can facilitate detect power windows controlling functions for a long time.
For solving the problems of the technologies described above, technical scheme of the present invention is, a method of testing for power vehicle window controller, is characterized in that: described test circuit is in parallel with power resistor R1 again after power resistor R2 connects with relay K 1, and way circuit is connected to the two ends that vehicle window controller exports; The adhesive of PC control relay K 1 and gather the output signal of vehicle window controller, thus utilize the adhesive simulate glass elevator motor of relay K 1 to start, operate, stall time resistance and power, realize the detection to power vehicle window controller output signal.
The resistance of described power resistor R1 and rated power are that the normal operation working current of glass lifter motor and vehicle window controller output voltage calculate.
The resistance of described power resistor R2 and rated power are that the startup of glass lifter motor and stall working current and vehicle window controller output voltage calculate.
Described PC control relay K 1 original state is closure state, gathers output signal and the voltage of vehicle window controller; Relay K 1 is disconnected after host computer delay time T1 and delay time T4 records the signal and voltage that vehicle window controller exports, closing relay K1 and record the signal and voltage that vehicle window controller exports again after delay time T2 when vehicle window controller starts; Remain closed relay K 1 after delay time T3 and the signal of delay time T5 record vehicle window controller output and voltage, thus judge that whether vehicle window controller is good by the data of three collections.
Described delay time T1, T2, T3, T4, T5 are the delay of the time that relative vehicle window controller starts.
The time of described delay time T1 is 100ms; The time of delay time T2 is 2s; The time of delay time T3 is 500ms; The time of delay time T4 is 2s; The time of delay time T5 is 1s.
Described host computer is respectively equipped with the collection that test procedure and control program realize control to relay K 1 and vehicle window controller output signal voltage respectively, and two programs need be run simultaneously, and non-interference.
A method of testing for power vehicle window controller, owing to adopting foregoing circuit and method, this invention has the following advantages: 1, can facilitate detect power windows controlling functions for a long time; 2, by the work of breadboardin glass lifter motor, cost-saving, failure rate is low; 3, equipment is light and handy, conveniently detects and moves.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation;
Fig. 1 is the circuit diagram of the method for testing of a kind of power vehicle window controller of the present invention;
Fig. 2 is the software flow pattern of PC control software in the method for testing of a kind of power vehicle window controller of the present invention;
Fig. 3 is the software flow pattern of host computer testing software in the method for testing of a kind of power vehicle window controller of the present invention.
Embodiment
As shown in Figure 1, the present invention is in parallel with power resistor R1 again after power resistor R2 connects with relay K 1, and way circuit is connected to the two ends that vehicle window controller exports; The adhesive of PC control relay K 1 and gather the output signal of vehicle window controller, thus utilize the adhesive simulate glass elevator motor of relay K 1 to start, operate, stall time resistance and power, realize the detection to power vehicle window controller output signal.
Wherein the resistance of power resistor R1 and rated power are that the normal operation working current of glass lifter motor and vehicle window controller output voltage calculate.The resistance of power resistor R2 and rated power are that the startup of glass lifter motor and stall working current and vehicle window controller output voltage calculate.
PC control relay K 1 original state is closure state, gathers output signal and the voltage of vehicle window controller; Relay K 1 is disconnected after host computer delay time T1 and delay time T4 records the signal and voltage that vehicle window controller exports, closing relay K1 and record the signal and voltage that vehicle window controller exports again after delay time T2 when vehicle window controller starts; Remain closed relay K 1 after delay time T3 and the signal of delay time T5 record vehicle window controller output and voltage, thus judge that whether vehicle window controller is good by the data of three collections.Host computer is respectively equipped with the collection that test procedure and control program realize control to relay K 1 and vehicle window controller output signal voltage respectively, and two programs need be run simultaneously, and non-interference.
Delay time T1, T2, T3, T4, T5 are the delay of the time that relative vehicle window controller starts.The time of concrete delay time T1 is 100ms; The time of delay time T2 is 2s; The time of delay time T3 is 500ms; The time of delay time T4 is 2s; The time of delay time T5 is 1s.
The present invention includes power resistor R1, power resistor R2 and relay K 1 as shown in Figure 1, power resistor R2 and relay K 1 are connected in parallel with power resistor R1 again, and way circuit connects vehicle window and exports two ends.The resistance of power resistor R1 and rated power, calculate, generally at about 2.4R/60W according to glass-frame riser normal operating current.The resistance of described power resistor R2 and rated power, start according to glass-frame riser and locked rotor current calculates, generally at about 1.2R/120W.Described relay K 1 requires fast response time and can bear big current, selects high power solid state relay.The stand-alone configuration quantity of this load device is four covers, controls the size equal with the vehicle window of surveyed controller, is connected respectively to front left, front right, rear left and right four bus window and exports two ends.
In fig. 2, the software flow of control software design is roughly as follows:
Step 100: program starts, omnidistance detects four bus windows output signals in real time, once controller exports closes in process, then closing relay K1 at once, gets back to initial state;
Step 101: the initial state arranging load device is that relay K 1 closes, and now simulates starting state load current;
Step 102: detect and export effectively;
Step 103: after time delay T1 (100ms), disconnects relay K 1, now simulates normal operation load current;
Step 104: after time delay T2 (2s), closing relay K1 again, now emulation mode load current;
Step 105: after wait T3 (500ms), guard relay closes, now exports stifled stopping and closes, be equivalent to load device and get back to initial state;
Step 106: terminate.
As shown in Figure 3, the software flow of testing software is roughly as follows:
Step 200: program starts;
Step 201: control to produce effective vehicle window input signal;
Step 202: after delay T4 (2s), gathers and judges output signal, if export effectively, then going to step 204, otherwise go to step 203;
Step 203: error handle is now start running to make mistakes;
Step 204: after delay T5 (1s), again gathers and judges output signal, if export effectively, then going to step 205, otherwise go to step 206;
Step 205: error handle is now block up to stop makeing mistakes;
Step 206: judge that this individual event function is qualified, closes input signal;
Step 207: terminate.
Wherein control program and test procedure, is integrated in a set of software of host computer, and two programs are run and non-interference simultaneously, jointly complete a kind of observing and controlling work testing the load device of vehicle window controlling functions.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that technical solution of the present invention is carried out, or directly apply to other occasion, all within protection scope of the present invention without improving.
Claims (5)
1. the method for testing of a power vehicle window controller, comprise power resistor R2 connect with relay K 1 after in parallel with power resistor R1 again, way circuit is connected to the two ends that vehicle window controller exports, the adhesive of PC control relay K 1 and gather the output signal of vehicle window controller, it is characterized in that: described PC control relay K 1 original state is closure state, gather output signal and the voltage of vehicle window controller; Relay K 1 is disconnected after host computer delay time T1 and delay time T4 records the signal and voltage that vehicle window controller exports, closing relay K1 and record the signal and voltage that vehicle window controller exports again after delay time T2 when vehicle window controller starts; Remain closed relay K 1 after delay time T3 and the signal of delay time T5 record vehicle window controller output and voltage, thus judge that whether vehicle window controller is good by the data of three collections; Host computer is respectively equipped with the collection that test procedure and control program realize control to relay K 1 and vehicle window controller output signal voltage respectively, and two programs need be run simultaneously, and non-interference.
2. the method for testing of a kind of power vehicle window controller according to claim 1, is characterized in that: the resistance of described power resistor R1 and rated power are that the normal operation working current of glass lifter motor and vehicle window controller output voltage calculate.
3. the method for testing of a kind of power vehicle window controller according to claim 1, is characterized in that: the resistance of described power resistor R2 and rated power are that the startup of glass lifter motor and stall working current and vehicle window controller output voltage calculate.
4. the method for testing of a kind of power vehicle window controller according to claim 1, is characterized in that: described delay time T1, T2, T3, T4, T5 are the delay of the time that relative vehicle window controller starts.
5. the method for testing of a kind of power vehicle window controller according to claim 1 or 4, is characterized in that: the time of described delay time T1 is 100ms; The time of delay time T2 is 2s; The time of delay time T3 is 500ms; The time of delay time T4 is 2s; The time of delay time T5 is 1s.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210379845.7A CN102902264B (en) | 2012-10-09 | 2012-10-09 | Method for testing power window controller |
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| CN201210379845.7A CN102902264B (en) | 2012-10-09 | 2012-10-09 | Method for testing power window controller |
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| CN102902264B true CN102902264B (en) | 2015-01-14 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107562039A (en) * | 2017-09-11 | 2018-01-09 | 中国第汽车股份有限公司 | Automotive window automated test device |
| CN108334052B (en) * | 2018-01-03 | 2024-04-05 | 广东东箭汽车科技股份有限公司 | Test circuit, test method and test equipment of electric door ECU |
| CN109114744B (en) * | 2018-08-21 | 2020-03-24 | 安徽江淮汽车集团股份有限公司 | Method and system for testing mode motor control by air conditioner controller |
| CN113390619A (en) * | 2021-06-11 | 2021-09-14 | 安徽英泰曼特电子有限公司 | Self-adaptive automobile window testing system and method |
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| WO2010143534A1 (en) * | 2009-06-12 | 2010-12-16 | 日産自動車株式会社 | Connection diagnostic device for ground fault detector |
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| 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 |
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Address after: 241000 No. 48, Yinhu North Road, Wuhu District, China (Anhui) Free Trade Pilot Zone, Wuhu City, Anhui Province Patentee after: Wuhu Etec Automotive Electronics Co.,Ltd. Address before: 241000 No. 48, Yinhu North Road, Wuhu Economic and Technological Development Zone, Anhui Province Patentee before: ATECH AUTOMOTIVE (WUHU) Co.,Ltd. |