CN102902264A - Circuit and method for testing power window controller - Google Patents
Circuit and method for testing power window controller Download PDFInfo
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- CN102902264A CN102902264A CN2012103798457A CN201210379845A CN102902264A CN 102902264 A CN102902264 A CN 102902264A CN 2012103798457 A CN2012103798457 A CN 2012103798457A CN 201210379845 A CN201210379845 A CN 201210379845A CN 102902264 A CN102902264 A CN 102902264A
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- vehicle window
- window controller
- power
- delay time
- 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 test circuit of power vehicle window controller and method.
Background technology
The general design of automobile electric window control function mainly is that corresponding output motor drives signal behind the receiving key input signal at car body control module or independently in the vehicle window controller, realizes opening of motor turned and stops control, thereby reach the lifting glass for vehicle window effect.
For the test of this function, four actual glass regulators of normal operation are made test load at present, and equipment produces and rises window or fall the window switch input signal during test, then detects corresponding output signal, judges according to this whether qualified of product to be measured.But in production application, owing to the life-span of the actual glass lifter of using as test load is shorter, generally only have about 20000 times, so for large batch of off-line test and for a long time life test, more changing jobs of glass-frame riser becomes particularly frequent, maintenance cost is very big, also the new oldState alternate load characteristic of glass-frame riser also can change, directly have influence on the test accuracy.
A kind of proving installation being provided, can making things convenient for for a long time to such an extent that power windows control function is detected, is the problem that prior art need to solve.
Summary of the invention
Technical matters to be solved by this invention is, a kind of test circuit and method of power vehicle window controller is provided, and makes it can make things convenient for for a long time to such an extent that power windows control function is detected.
For solving the problems of the technologies described above, technical scheme of the present invention is, a kind of test circuit of power vehicle window controller and method, it is characterized in that: described test circuit is power resistor R2 with in parallel with power resistor R1 again after relay K 1 is connected, and way circuit is connected to the two ends of vehicle window controller output; The output signal of the adhesive of PC control relay K 1 and collection vehicle window controller, thereby resistance and power when utilizing the startup of adhesive simulate glass elevator motor, running, the stall of relay K 1 are realized the detection to the power vehicle window controller output signal.
The resistance of described power resistor R1 and rated power are that normal operation working current and the vehicle window controller output voltage of glass lifter motor calculates.
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; When starting, vehicle window controller disconnects signal and the voltage of relay K 1 and the output of delay time T4 record vehicle window controller behind the host computer delay time T1, again signal and the voltage of closing relay K1 and the output of record vehicle window controller behind the delay time T2; Remain closed signal and the voltage of the output of relay K 1 and delay time T5 record vehicle window controller behind the delay time T3, thereby whether judge vehicle window controller by the data of three collections good.
Described delay time T1, T2, T3, T4, T5 are the delay of the time of relative vehicle window controller startup.
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 test procedure and control program is realized respectively the control of relay K 1 and the collection of vehicle window controller output signal voltage, and two programs need simultaneously operation, and mutually noninterfere.
A kind of test circuit of power vehicle window controller and method, owing to adopting foregoing circuit and method, this invention has the following advantages: 1, can make things convenient for for a long time to such an extent that power windows control function is detected; 2, by the work of breadboardin glass lifter motor, save cost, failure rate is low; 3, equipment is light and handy, convenient detection and mobile.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments;
Fig. 1 is the test circuit of a kind of power vehicle window controller of the present invention and the circuit diagram of method;
Fig. 2 is the software flow pattern of PC control software in the test circuit of a kind of power vehicle window controller of the present invention and the method;
Fig. 3 is the software flow pattern of host computer testing software in the test circuit of a kind of power vehicle window controller of the present invention and the method.
Embodiment
As shown in Figure 1, the present invention is power resistor R2 with in parallel with power resistor R1 again after relay K 1 is connected, and way circuit is connected to the two ends of vehicle window controller output; The output signal of the adhesive of PC control relay K 1 and collection vehicle window controller, thereby resistance and power when utilizing the startup of adhesive simulate glass elevator motor, running, the stall of relay K 1 are realized the detection to the power vehicle window controller output signal.
Wherein the resistance of power resistor R1 and rated power are that normal operation working current and the vehicle window controller output voltage of glass lifter motor calculates.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; When starting, vehicle window controller disconnects signal and the voltage of relay K 1 and the output of delay time T4 record vehicle window controller behind the host computer delay time T1, again signal and the voltage of closing relay K1 and the output of record vehicle window controller behind the delay time T2; Remain closed signal and the voltage of the output of relay K 1 and delay time T5 record vehicle window controller behind the delay time T3, thereby whether judge vehicle window controller by the data of three collections good.Host computer is respectively equipped with test procedure and control program is realized respectively the control of relay K 1 and the collection of vehicle window controller output signal voltage, and two programs need simultaneously operation, and mutually noninterfere.
Delay time T1, T2, T3, T4, T5 are the delay of the time of relative vehicle window controller startup.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 as shown in Figure 1 power resistor R1, power resistor R2 and relay K 1, power resistor R2 and relay K 1 series connection are in parallel with power resistor R1 again, and way circuit connects vehicle window output two ends.The resistance of power resistor R1 and rated power calculate according to the glass-frame riser normal operating current, generally about 2.4R/60W.The resistance of described power resistor R2 and rated power calculate according to glass-frame riser startup and locked rotor current, generally about 1.2R/120W.Described relay K 1 requires fast response time and can bear large electric current, selects the high power solid state relay.The stand-alone configuration quantity of this load device is quadruplet, and controlling the size with the vehicle window of institute survey controller equates, is connected respectively to left front, right front, left back and right back four bus windows output two ends.
In Fig. 2, the software flow of control software is roughly as follows:
Step 100: program begins, and omnidistance detects in real time four bus window output signals, in case controller output is closed in the process, then closing relay K1 at once gets back to initial state;
Step 101: the initial state that load device is set is relay K 1 closure, simulates the starting state load current this moment;
Step 102: detect output effectively;
Step 103: behind the time-delay T1 (100ms), disconnect relay K 1, simulate the normal operation load current this moment;
Step 104: behind the time-delay T2 (2s), closing relay K1 again, this moment the emulation mode load current;
Step 105: behind the wait T3 (500ms), guard relay is closed, and output this moment is stifled to stop closing, and is equivalent to load device and gets back to initial state;
Step 106: finish.
As shown in Figure 3, the software flow of testing software is roughly as follows:
Step 200: program begins;
Step 201: control produces effective vehicle window input signal;
Step 202: behind the delay T4 (2s), gather and also judge output signal, if output effectively then goes to step 204, otherwise goes to step 203;
Step 203: mistake is processed, and is at this moment to start running to make mistakes;
Step 204: postpone (1s) behind the T5, again gather and judge output signal, if output effectively then goes to step 205, otherwise goes to step 206;
Step 205: mistake is processed, and is at this moment to block up to stop makeing mistakes;
Step 206: judge that this individual event function is qualified, close input signal;
Step 207: finish.
Wherein control program and test procedure are integrated in the cover software of host computer, and two programs are moved and mutually noninterfere simultaneously, jointly finish a kind of observing and controlling work of testing the load device of vehicle window control function.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted technical solution of the present invention to carry out, or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (7)
1. the test circuit of a power vehicle window controller and method is characterized in that: described test circuit is power resistor (R2) with in parallel with power resistor (R1) again after relay (K1) is connected, and way circuit is connected to the two ends of vehicle window controller output; The output signal of the adhesive of PC control relay (K1) and collection vehicle window controller.
2. the test circuit of a kind of power vehicle window controller according to claim 1 and method, it is characterized in that: normal operation working current and vehicle window controller output voltage that the resistance of described power resistor (R1) and rated power are glass lifter motor calculate.
3. the test circuit of a kind of power vehicle window controller according to claim 1 and method, it is characterized in that: the startup that the resistance of described power resistor (R2) and rated power are glass lifter motor and stall working current and vehicle window controller output voltage calculate.
4. the test circuit of a kind of power vehicle window controller according to claim 1 and method, it is characterized in that: described PC control relay (K1) original state is closure state, gathers output signal and the voltage of vehicle window controller; When starting, vehicle window controller disconnects signal and the voltage of relay (K1) and the output of delay time (T4) record vehicle window controller behind the host computer delay time (T1), again signal and the voltage of closing relay (K1) and the output of record vehicle window controller behind the delay time (T2); Remain closed signal and the voltage of the output of relay (K1) and delay time (T5) record vehicle window controller behind the delay time (T3), thereby whether judge vehicle window controller by the data of three collections good.
5. the test circuit of a kind of power vehicle window controller according to claim 4 and method is characterized in that: described delay time (T1, T2, T3, T4, T5) is the delay of the time that relative vehicle window controller starts.
6. according to claim 4 or the test circuit of 5 described a kind of power vehicle window controllers and method, it 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.
7. according to claim 1 or the test circuit of 4 described a kind of power vehicle window controllers and method, it is characterized in that: described host computer is respectively equipped with test procedure and control program is realized respectively the control of relay (K1) and the collection of vehicle window controller output signal voltage, two programs need simultaneously operation, and mutually noninterfere.
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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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Cited By (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 |
| CN108334052A (en) * | 2018-01-03 | 2018-07-27 | 广东东箭汽车科技股份有限公司 | Test circuit, test method and the test equipment of electrically operated gate ECU |
| CN109114744A (en) * | 2018-08-21 | 2019-01-01 | 安徽江淮汽车集团股份有限公司 | The test method and system of a kind of air-conditioner controller to mode motor control |
| 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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| 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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| CN102902264B (en) | 2015-01-14 |
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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. |
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