技术领域technical field
本发明涉及车辆技术领域，尤其涉及一种自动化测试装置。The invention relates to the technical field of vehicles, in particular to an automatic testing device.
背景技术Background technique
整车厂会对电子控制单元的CAN/LIN总线进行测试，测试的具体内容可包括：对电源线、地线、CAN_H、CAN_L、LIN等信号线进行短路或者断路操作；采用不同的测试电路对电源线、地线、CAN_H、CAN_L、LIN等信号线实现终端匹配、阈值测试、内阻测试、唤醒功能测试、总线干扰仪接口测试、鲁棒性测试等总线测试。The vehicle factory will test the CAN/LIN bus of the electronic control unit. The specific content of the test may include: short-circuit or open-circuit the power line, ground line, CAN_H, CAN_L, LIN and other signal lines; use different test circuits to Power line, ground line, CAN_H, CAN_L, LIN and other signal lines realize terminal matching, threshold test, internal resistance test, wake-up function test, bus interference tester interface test, robustness test and other bus tests.
在实现本发明的过程中，发明人发现现有技术存在以下问题：现有的测试手段以手动测试为主，存在测试效率低、周期长、准确率低、测试单一等情况，这已远远满足不了未来车型高要求、高品质的发展需求。In the process of realizing the present invention, the inventor found that the following problems exist in the prior art: the existing testing methods are mainly based on manual testing, and there are situations such as low testing efficiency, long cycle, low accuracy rate, and single testing. It cannot meet the high requirements and high-quality development needs of future models.
发明内容Contents of the invention
本发明的主要目的在于提出一种自动化测试装置，旨在解决现有技术存在的问题。The main purpose of the present invention is to propose an automatic testing device, aiming at solving the problems existing in the prior art.
为实现上述目的，本发明实施例提供一种自动化测试装置，所述测试装置包括集成在一起的电源模块、信号发生器、总线干扰仪、测试接口模块、示波器、总线测试模块、仿真模块及网络测试引擎；In order to achieve the above object, an embodiment of the present invention provides an automated test device, the test device includes an integrated power supply module, a signal generator, a bus interference meter, a test interface module, an oscilloscope, a bus test module, a simulation module and a network test engine;
所述电源模块，用于为所述信号发生器、示波器、测试接口模块、仿真模块、总线测试模块、总线干扰仪及网络测试引擎进行供电；The power supply module is used to supply power for the signal generator, oscilloscope, test interface module, simulation module, bus test module, bus interference meter and network test engine;
所述信号发生器，用于生成波形信号，并通过所述测试接口模块输出给被测设备；The signal generator is used to generate a waveform signal and output it to the device under test through the test interface module;
所述总线干扰仪，用于制造出测试所需的干扰信号以及总线故障信号，并通过所述测试接口模块输出给被测设备；The bus interference meter is used to produce the interference signals and bus fault signals required for testing, and output them to the device under test through the test interface module;
所述示波器，用于通过所述测试接口模块获取并显示所述被测设备的总线数据；The oscilloscope is used to obtain and display the bus data of the device under test through the test interface module;
所述总线测试模块，用于通过所述测试接口模块采集所述被测设备的总线数据；The bus test module is used to collect the bus data of the device under test through the test interface module;
所述仿真模块，用于通过所述测试接口模块获取所述被测设备的总线数据并进行仿真，生成仿真数据；The simulation module is used to obtain the bus data of the device under test through the test interface module and perform simulation to generate simulation data;
所述网络测试引擎，用于根据测试命令控制所述信号发生器、所述总线干扰仪；获取所述总线测试模块采集的总线数据或者所述仿真模块生成的仿真数据，将采集的总线数据或者生成的仿真数据进行比对分析生成测试结果。The network test engine is used to control the signal generator and the bus jammer according to a test command; obtain the bus data collected by the bus test module or the simulation data generated by the simulation module, and collect the bus data or The generated simulation data is compared and analyzed to generate test results.
进一步地，所述仿真模块包括AUTOCAN、CANoe、Emulin中的一个或多个。Further, the simulation module includes one or more of AUTOCAN, CANoe, and Emulin.
进一步地，所述总线测试模块包括CAN总线测试模块和/或Lin总线测试模块。Further, the bus test module includes a CAN bus test module and/or a Lin bus test module.
进一步地，所述总线干扰仪包括CANstress。Further, the bus jammer includes CANstress.
进一步地，所述装置还包括测量仪表；Further, the device also includes a measuring instrument;
所述测量仪表通过所述测试接口模块测量所述被测设备的电压或者电流信号。The measuring instrument measures the voltage or current signal of the device under test through the test interface module.
进一步地，所述装置还包括人机交互模块；Further, the device also includes a human-computer interaction module;
所述人机交互模块，用于接收用户的人机交互信息，并反馈给所述网络测试引擎。The human-computer interaction module is used to receive the user's human-computer interaction information and feed it back to the network test engine.
进一步地，所述装置还包括报告生成器；Further, the device also includes a report generator;
所述报告生成器，用于获取所述网络测试引擎生成的测试结果，自动生成测试结果报告。The report generator is used to obtain the test results generated by the network test engine, and automatically generate a test result report.
本发明实施例提供的自动化测试装置，可通过不同的测试模块，自动实现CAN/LIN总线网络控制器(ECU)的物理层一致性测试、数据链路层一致性测试鲁棒性测试、诊断测试、网关路由测试、网络管理协议测试(AUTOSAR)等等；相比于测试人员人工完成测试过程而言，能够节省人工，提高工作效率以及测试结果准确率。The automatic test device provided by the embodiment of the present invention can automatically realize the physical layer conformance test, the data link layer conformance test robustness test, and the diagnostic test of the CAN/LIN bus network controller (ECU) through different test modules. , gateway routing test, network management protocol test (AUTOSAR), etc.; compared with testers who manually complete the test process, it can save labor, improve work efficiency and test result accuracy.
附图说明Description of drawings
图1为本发明实施例的自动化测试装置结构示意图。FIG. 1 is a schematic structural diagram of an automated testing device according to an embodiment of the present invention.
本发明目的的实现、功能特点及优点将结合实施例，参照附图做进一步说明。The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.
具体实施方式Detailed ways
应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
现在将参考附图描述实现本发明各个实施例的。在后续的描述中，使用用于表示元件的诸如“模块”、“部件”或“单元”的后缀仅为了有利于本发明的说明，其本身并没有特定的意义。Implementations of various embodiments of the present invention will now be described with reference to the accompanying drawings. In the following description, use of suffixes such as 'module', 'part' or 'unit' for denoting elements is only for facilitating description of the present invention and has no specific meaning by itself.
还应当进一步理解，在本发明说明书和所附权利要求书中使用的术语“和/或”是指相关联列出的项中的一个或多个的任何组合以及所有可能组合，并且包括这些组合。It should also be further understood that the term "and/or" used in the description of the present invention and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations .
如图1所示，本发明实施例提供一种自动化测试装置，所述测试装置包括集成在一起的电源模块、信号发生器、总线干扰仪、测试接口模块、示波器、总线测试模块、仿真模块及网络测试引擎；As shown in Figure 1, an embodiment of the present invention provides an automated test device, the test device includes an integrated power supply module, a signal generator, a bus interference meter, a test interface module, an oscilloscope, a bus test module, a simulation module and web testing engine;
所述电源模块，用于为所述信号发生器、示波器、测试接口模块、仿真模块、总线测试模块、总线干扰仪及网络测试引擎进行供电；The power supply module is used to supply power for the signal generator, oscilloscope, test interface module, simulation module, bus test module, bus interference meter and network test engine;
所述信号发生器，用于生成波形信号，并通过所述测试接口模块输出给被测设备；The signal generator is used to generate a waveform signal and output it to the device under test through the test interface module;
所述总线干扰仪，用于制造出测试所需的干扰信号以及总线故障信号，并通过所述测试接口模块输出给被测设备；The bus interference meter is used to produce interference signals and bus fault signals required for testing, and output them to the device under test through the test interface module;
所述示波器，用于通过所述测试接口模块获取并显示所述被测设备的总线数据；The oscilloscope is used to obtain and display the bus data of the device under test through the test interface module;
所述总线测试模块，用于通过所述测试接口模块采集所述被测设备的总线数据；The bus test module is used to collect the bus data of the device under test through the test interface module;
所述仿真模块，用于通过所述测试接口模块获取所述被测设备的总线数据并进行仿真，生成仿真数据；The simulation module is used to obtain the bus data of the device under test through the test interface module and perform simulation to generate simulation data;
所述网络测试引擎，用于根据测试命令控制所述信号发生器、所述总线干扰仪；获取所述总线测试模块采集的总线数据或者所述仿真模块生成的仿真数据，将采集的总线数据或者生成的仿真数据进行比对分析生成测试结果。The network test engine is used to control the signal generator and the bus jammer according to a test command; obtain the bus data collected by the bus test module or the simulation data generated by the simulation module, and collect the bus data or The generated simulation data is compared and analyzed to generate test results.
作为示例地，网络测试引擎可预存有按照所述测试顺序与所述测试案例相对应的目标输出值；在测试时，依次接收并判断所述总线数据与所述目标输出值是否一致。As an example, the network test engine may pre-store target output values corresponding to the test cases according to the test sequence; during the test, sequentially receive and determine whether the bus data is consistent with the target output values.
在本实施例中，所述仿真模块包括AUTOCAN、CANoe、Emulin中的一个或多个。In this embodiment, the simulation module includes one or more of AUTOCAN, CANoe, and Emulin.
作为示例地，通过AUTOCAN/CANoe的监控仿真功能，可以模拟出被测对象的网络测试环境，监控总线的通讯状态。As an example, through the monitoring simulation function of AUTOCAN/CANoe, the network test environment of the object under test can be simulated, and the communication status of the bus can be monitored.
在本实施例中，所述总线测试模块包括CAN总线测试模块和/或Lin总线测试模块。In this embodiment, the bus test module includes a CAN bus test module and/or a Lin bus test module.
作为示例地，可通过不同的测试模块，自动实现CAN/LIN总线网络控制器(ECU)的物理层一致性测试、数据链路层一致性测试鲁棒性测试、诊断测试、网关路由测试、网络管理协议测试(AUTOSAR)等等。As an example, through different test modules, the physical layer conformance test of the CAN/LIN bus network controller (ECU), the data link layer conformance test robustness test, the diagnostic test, the gateway routing test, the network Manage protocol testing (AUTOSAR) and more.
在本实施例中，所述总线干扰仪包括CANstress。In this embodiment, the bus jammer includes CANstress.
请参考图1所示，进一步地，所述装置还包括测量仪表；Please refer to Figure 1, further, the device also includes a measuring instrument;
所述测量仪表通过所述测试接口模块测量所述被测设备的电压或者电流信号。The measuring instrument measures the voltage or current signal of the device under test through the test interface module.
进一步地，所述装置还包括人机交互模块；Further, the device also includes a human-computer interaction module;
所述人机交互模块，用于接收用户的人机交互信息，并反馈给所述网络测试引擎。The human-computer interaction module is used to receive the user's human-computer interaction information and feed it back to the network test engine.
进一步地，所述装置还包括报告生成器；Further, the device also includes a report generator;
所述报告生成器，用于获取所述网络测试引擎生成的测试结果，自动生成测试结果报告。The report generator is used to obtain the test results generated by the network test engine, and automatically generate a test result report.
本发明实施例提供的自动化测试装置，可通过不同的测试模块，自动实现CAN/LIN总线网络控制器(ECU)的物理层一致性测试、数据链路层一致性测试鲁棒性测试、诊断测试、网关路由测试、网络管理协议测试(AUTOSAR)等等；相比于测试人员人工完成测试过程而言，能够节省人工，提高工作效率以及测试结果准确率。The automatic test device provided by the embodiment of the present invention can automatically realize the physical layer consistency test, the data link layer consistency test robustness test, and the diagnostic test of the CAN/LIN bus network controller (ECU) through different test modules. , gateway routing test, network management protocol test (AUTOSAR), etc.; compared with testers who manually complete the test process, it can save labor, improve work efficiency and test result accuracy.
以上仅为本发明的优选实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process conversion made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technical fields , are all included in the scope of patent protection of the present invention in the same way.
| Application Number | Priority Date | Filing Date | Title |
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| CN201710917441.1ACN107819643A (en) | 2017-09-30 | 2017-09-30 | A kind of automatic test device |
| Application Number | Priority Date | Filing Date | Title |
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| CN201710917441.1ACN107819643A (en) | 2017-09-30 | 2017-09-30 | A kind of automatic test device |
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| CN107819643Atrue CN107819643A (en) | 2018-03-20 |
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| CN201710917441.1APendingCN107819643A (en) | 2017-09-30 | 2017-09-30 | A kind of automatic test device |
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| RJ01 | Rejection of invention patent application after publication | Application publication date:20180320 |