CN210427684U - Portable function detection device for automobile electronic steering column lock - Google Patents
Portable function detection device for automobile electronic steering column lock Download PDFInfo
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- CN210427684U CN210427684U CN201920815005.8U CN201920815005U CN210427684U CN 210427684 U CN210427684 U CN 210427684U CN 201920815005 U CN201920815005 U CN 201920815005U CN 210427684 U CN210427684 U CN 210427684U
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- steering column
- conversion device
- column lock
- electronic steering
- module
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Abstract
The utility model relates to a control system or the inspection or the supervision field of its part specifically are a portable automotive electronics steering column lock function detection device. The utility model provides a portable auto electronic steering column lock function detection device, includes test platform (1), and test platform (1) is located in electronic steering column lock (2) that await measuring, characterized by: the device is characterized by also comprising a communication conversion device (3), a voltage conversion device (4) and an upper computer (5), wherein a jack, a USB-to-LIN conversion module and an indicator light which are matched with a pin of the electronic steering column lock (2) to be tested are arranged in the communication conversion device (3); the voltage conversion device (4) comprises a voltage transformation module, a rectification module, a voltage stabilization module and a filtering module; an LIN signal output end of the communication conversion device (3) is connected with an upper computer (5) through a signal wire, and a direct current output end of the voltage conversion device (4) is connected with the communication conversion device (3) through a lead. The utility model discloses production efficiency is high, and the inspection is accurate.
Description
Technical Field
The utility model relates to a control system or the inspection or the supervision field of its part specifically are a portable automotive electronics steering column lock function detection device.
Background
The electronic steering column lock of the car is an electronic control unit product with pins, because the function of the electronic control unit product is complicated, the corresponding writing steps are more complicated, and the conventional detection device and the conventional detection method at present are difficult to adapt to the requirement of the production efficiency with fast pace.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, provide a production efficiency height, the accurate test equipment of inspection, the utility model discloses a portable automotive electronics steering column lock function detection device.
The utility model discloses a following technical scheme reaches the invention purpose:
the utility model provides a portable auto electronic steering column lock function detection device, includes test platform, and the electronic steering column lock that awaits measuring is located on test platform, characterized by: also comprises a communication conversion device, a voltage conversion device and an upper computer,
the communication conversion device is internally provided with a jack, a USB-to-LIN conversion module and an indicator light which are matched with an electronic steering column lock pin to be detected, the pin of the electronic steering column lock comprises an LIN communication line pin, a power supply pin, a grounding pin, an enabling signal line pin and an unlocking signal line pin, the USB-to-LIN conversion module converts an input LIN signal into a USB signal and then outputs the USB signal, and the indicator light comprises an LIN signal indicator light, a USB indicator light and an unlocking indicator light;
the voltage conversion device comprises a voltage transformation module, a rectification module, a voltage stabilization module and a filtering module, and converts input 220V or 110V alternating current into V direct current and outputs the V direct current;
the USB signal output end of the communication conversion device is connected with the upper computer through a signal wire, and the direct current output end of the voltage conversion device is connected with the communication conversion device through a wire.
Portable auto electronic steering column lock function detection device, characterized by: and a wire connected with an enabling signal wire pin of the electronic steering column lock and a wire connected with an unlocking signal wire pin of the electronic steering column lock in the communication conversion device are both connected with a current-limiting resistor in series for current-limiting protection.
The utility model discloses during the use, the electron steering column lock that awaits measuring can be fast convenient even go into detecting system through the mode of inserting of pin and jack matching mutually, can do following measured function to electron steering column lock through the host computer: a. detecting the software and hardware version of the electronic steering column lock; b. reading a unique IDE code of the electronic steering column lock; c. learning and matching the whole vehicle; d. executing locking and unlocking functions of the electronic steering column lock; e. simultaneously the operator can also pass through the utility model discloses a bright going out of different colour pilot lamps judges fast directly perceivedly that the electronic steering column lock is locked and whether the unblock function is normal.
The utility model discloses following beneficial effect has: convenient to use measures accurately, improves production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an interface diagram of the upper computer when the utility model is used.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides a portable auto electron steering column lock function detection device, includes test platform 1, communication conversion equipment 3, voltage conversion equipment 4 and host computer 5, as shown in fig. 1, concrete structure is:
the electronic steering column lock 2 to be tested is arranged on the test platform 1;
a jack, a USB-to-LIN conversion module and an indicator light which are matched with a pin of an electronic steering column lock 2 to be tested are arranged in the communication conversion device 3, the pin of the electronic steering column lock 2 comprises an LIN communication line pin, a power supply pin, a grounding pin, an enabling signal line pin and an unlocking signal line pin, the USB-to-LIN conversion module converts an input LIN signal into a USB signal and then outputs the USB signal, and the indicator light comprises an LIN signal indicator light, a USB indicator light and an unlocking indicator light;
the voltage conversion device 4 comprises a voltage transformation module, a rectification module, a voltage stabilization module and a filtering module, and the voltage conversion device 4 converts the input 220V or 110V alternating current into 12V direct current and outputs the direct current;
the USB signal output end of the communication conversion device 3 is connected with the upper computer 5 through a signal wire, and the direct current output end of the voltage conversion device 4 is connected with the communication conversion device 3 through a wire.
In this embodiment: and a wire connected with an enabling signal wire pin of the electronic steering column lock 2 and a wire connected with an unlocking signal wire pin of the electronic steering column lock 2 in the communication conversion device 3 are both connected with a current-limiting resistor in series for current-limiting protection.
In fig. 1: enable indicates Enable, Unlock indicates Unlock
When this embodiment uses, the electron steering column lock that awaits measuring can be fast convenient even income detecting system through the pin and the jack mode of inserting that matches each other, can do following measured function to electron steering column lock 2 through host computer 5: a. detecting the software and hardware version of the electronic steering column lock; b. reading a unique IDE code of the electronic steering column lock; c. learning and matching the whole vehicle; d. executing locking and unlocking functions of the electronic steering column lock; e. meanwhile, an operator can quickly and intuitively judge whether the locking and unlocking functions of the electronic steering column lock are normal or not through the on and off of the indicating lamps with different colors in the embodiment.
When the power supply works, 220V or 110V alternating current is converted into 12V direct current power supply required by working test through the external power supply module, the requirement for reliable power supply of a tested product is met, and the power supply is convenient to carry. The connector is prevented from being installed incorrectly by applying a fool-proof design (namely poka yoke). Safety protection such as fusing insurance is added in the test platform 1, software of the upper computer 5 has encryption protection, and counterfeit hardware cannot be identified and used in the software of the upper computer 5.
The embodiment can quickly and accurately detect the basic performance of the electronic steering column lock of the automobile, such as: the state (whether qualified) of the product, the software version, the hardware version, the IDE (product production tracing information), the comparison key (whether the written data in the finished automobile manufacturing plant is correct or not) and other parameters are obtained, an operator can quickly and intuitively judge whether the automobile electronic steering column lock signal is normal or not only by judging the on and off of the indicator lights with different colors on the display module, and whether the automobile electronic steering column lock function is normal or not can be quickly judged through the operation of a computer and application software.
The method comprises the following specific steps:
the test platform 1 is assembled and connected with a connector in the mode of figure 1, the electronic steering column lock 2 to be tested is connected, software special for the upper computer 5 is opened, and the interface of the upper computer 5 is shown in figure 2.
1. And (3) inquiring the state of the electronic steering column lock 2: when the "status query" is clicked, the lower box displays the current status code of the electronic steering column lock 2, such as: 9E20, wherein 9E indicates a factory unlock status, 20 indicates product eligibility, and a corresponding message is displayed in the left dialog box.
Other states are:
9D 20: the product is qualified under the condition of non-learning and locking;
5E 20: after learning and unlocking states, the product is qualified;
5D 20: the product is qualified after learning and locking;
5D 60: learned, locked state, anti-attack mode (caused by the first learned key not being consistent with the later learned key, caused by the improper manufacturing or repairing of the matching key);
1E 20: in-plant mode, qualified products (communication state in company production, only locking and unlocking function can be executed for 36 times);
5328: after learning and unlocking, the product is invalid.
2. Product software version, hardware version reading, IDE reading: clicking the 'hardware version', 'software version' and 'serial number IDE' buttons respectively, the right side of the buttons can display corresponding information, and meanwhile, a dialog box on the left displays corresponding messages and simultaneously comprises time information.
3. And (3) key comparison: the key of the corresponding product can be manually input (provided by the client) for comparison, which is very convincing to dispute the product, because the traditional method is to detect the product function after reset, the present embodiment completely simulates the use situation of the client without resetting.
4. Learning and matching: and after the keys are successfully compared, clicking to learn, namely writing the compared keys into a new electronic steering column lock, and if the keys are not compared, writing a default group of keys.
5. Revertin (return to factory mode): in case the client is not able to provide the correct key.
6. Locking/unlocking: after the electronic steering column lock is learned, the locking button or the unlocking button is clicked, and then the electronic steering column lock of the automobile can be controlled to be locked and unlocked under the condition of simulating the whole automobile environment.
7. Lock/unlock () times in succession: when the device needs to be locked/unlocked for multiple times continuously, the function is convenient to use, for example, 10,000 times of continuous locking/unlocking are input in the lower box of continuous locking/unlocking (), and after the right start button is clicked, the device can automatically run corresponding locking/unlocking times.
8. Back Initial-Return to in-plant mode.
Claims (2)
1. The utility model provides a portable auto electronic steering column lock function detection device, includes test platform (1), and test platform (1) is located in electronic steering column lock (2) that await measuring, characterized by: also comprises a communication conversion device (3), a voltage conversion device (4) and an upper computer (5),
a jack, a USB-to-LIN conversion module and an indicator light which are matched with pins of an electronic steering column lock (2) to be tested are arranged in the communication conversion device (3), the pins of the electronic steering column lock (2) comprise an LIN communication line pin, a power supply pin, a grounding pin, an enabling signal line pin and an unlocking signal line pin, the USB-to-LIN conversion module converts an input LIN signal into a USB signal and then outputs the USB signal, and the indicator light comprises an LIN signal indicator light, a USB indicator light and an unlocking indicator light;
the voltage conversion device (4) comprises a voltage transformation module, a rectification module, a voltage stabilization module and a filtering module, and the voltage conversion device (4) converts input alternating current into direct current and outputs the direct current;
the USB signal output end of the communication conversion device (3) is connected with the upper computer (5) through a signal wire, and the direct current output end of the voltage conversion device (4) is connected with the communication conversion device (3) through a wire.
2. The portable electronic steering column lock function detecting device for the automobile as claimed in claim 1, wherein: and a lead connected with an enabling signal wire pin of the electronic steering column lock (2) and a lead connected with an unlocking signal wire pin of the electronic steering column lock (2) in the communication conversion device (3) are both connected with a current-limiting resistor in series for current-limiting protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920815005.8U CN210427684U (en) | 2019-05-31 | 2019-05-31 | Portable function detection device for automobile electronic steering column lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920815005.8U CN210427684U (en) | 2019-05-31 | 2019-05-31 | Portable function detection device for automobile electronic steering column lock |
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| Publication Number | Publication Date |
|---|---|
| CN210427684U true CN210427684U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920815005.8U Active CN210427684U (en) | 2019-05-31 | 2019-05-31 | Portable function detection device for automobile electronic steering column lock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112804120A (en) * | 2021-01-07 | 2021-05-14 | 上海信耀电子有限公司 | Test system for automobile LIN bus data |
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2019
- 2019-05-31 CN CN201920815005.8U patent/CN210427684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112804120A (en) * | 2021-01-07 | 2021-05-14 | 上海信耀电子有限公司 | Test system for automobile LIN bus data |
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