35results about How to "Avoid manual detection errors" patented technology

The invention claims an electric energy meter verification unit and a working method thereof, relates to a single-phase, three-phase electric energy meter verification unit and the working method thereof. At present, in the electric energy meter verification process, a verification system is artificial and mainly comprises a plurality of groups of artificial detection table bodies, and the method has the disadvantages of large labor intensity, manual errors and slow integral verification speed. The electric energy meter verification unit provided by the invention comprises a logistics conveying line, a feeding device, a verification conveying line, a pressure withstand testing device, a program switch triggering device, a verification device, a lead seal and laser making device, a discharging device and an electric energy meter verification management module, wherein the feeding device, the pressure withstand testing device, the program switch triggering device, the verification device, the lead seal and laser marking device and the discharging device are orderly arranged along a forward direction of the verification conveying line. The electric energy meter is in full automatic verification, high in efficiency, free from of manual detection errors, and can improve the accuracy of sorting; and the laser marking replaces the traditional form of sticking a certification so that the electric energy meter is convenient for management and use.

Embodiments of the present disclosure provide a test method of a vehicle-mounted system and related equipment. The method includes: executing a test case and controlling the on-board system to executea vehicle-machine operation instruction called by the test case; obtaining image data of the vehicle-mounted system through a camera under the condition that the vehicle-mounted system executes the vehicle-mounted operation instruction; comparing the image data with the standard image data acquired in advance to obtain an alignment result; generating a test result of vehicle-machine operation according to the comparison result. According to the method for testing a vehicle-mounted system provided by the invention, since the image data can accurately record the real-time operation result whenthe vehicle-machine operation instruction is executed, the test result of the vehicle-machine operation generated according to the comparison result of the image data and the standard image data is more accurate. In addition, since the test result of the vehicle-machine operation is automatically generated without manual detection, the error of the manual detection can be effectively avoided and the accuracy of the test result of the vehicle-machine operation can be effectively improved.

The invention discloses an online detector for frame assemblies. The online detector for frame assemblies comprises a reference platform, a detection master, a support, a pneumatic correcting trolley, and a control system. The detection master is used for three-dimensionally detecting technical indicators such as linearity, planarity, parallelism, diagonals, coaxiality and width for a frame assembly. The support is used for storing the frame assembly to be detected. The pneumatic correcting trolley is used for calibrating the position of the frame assembly stored on the support. The frame assembly to be measured is supported by the support and is automatically calibrated by the pneumatic correcting trolley, and the technical indicators of the detection master such as linearity, planarity, parallelism, diagonals, coaxiality and width are measured by the detection master. All operations are automatically completed by the control system with no need of manual operation intervention, measurement is more efficient, artificial errors are avoided effectively, and measurement is more precise.

The invention discloses a display detection method, device and system for display equipment. According to the display detection method of the display equipment, the display equipment comprises a signal source interface, the display detection method comprises the following steps that an image, collected by an image collection device, displayed on a screen is obtained, and the image displayed on thescreen is generated on the basis of an image detection signal input into the signal source interface; and the image acquired by the image acquisition device is analyzed to obtain a display detectionresult. The display detection method provided by the invention can be used for replacing workers to detect the display equipment so as to avoid manual detection errors, such as missing detection, wrong detection and the like.

The invention discloses a bolt looseness detection device based on visual monitoring. The bolt looseness detection device comprises an equipment shell, a power supply for providing power for equipment, a moving unit and an obstacle avoidance unit, the moving unit moves the equipment, and the obstacle avoidance device performs active avoidance movement when the equipment moves and encounters an obstacle; and the data acquisition module is mounted on the equipment shell and is used for identifying the anti-loosening wire on the head of the bolt or the nut. According to the technical scheme of the invention, 1, the influence of space limitation on detection is avoided; 2, the labor and time are saved, and convenience and rapidness are achieved; 3, the device is portable and mobile and adapts to various working conditions. 4, intelligent detection is achieved, rapidness and high efficiency are achieved, and errors caused by manual detection are avoided. and 5, automatic data storage, classified management, later maintenance construction and historical data query are relatively convenient.

The invention discloses a transformer core pressure resistant test fixture which comprises a base and a placing board. The transformer core pressure resistant test fixture is characterized by further comprising a horizontal test assembly and a vertical test assembly. The horizontal test assembly comprises a front probe unit, a rear probe unit and a horizontal actuating mechanism used for driving the front probe unit and the rear probe unit to be close to each other. The vertical test assembly comprises an upper probe unit and a vertical actuating mechanism used for driving the upper probe unit to be close to the placing board. The transformer core pressure resistant test fixture has the advantages of being capable of testing pressure resistant performance of multiple transformer cores at a time, simple in structure, convenient to operate and capable of avoiding errors of manual tests and improving test accuracy.

The invention discloses a high-reliability direct-current power supply for a transformer substation and an inspection method. In the prior art, direct-current power supply system battery packs are connected in series and have poor reliability; and battery fault hidden troubles cannot be completely found in a charging and discharging experiment. In order to overcome the above problems, the power supply and the method are provided in the invention. The power supply comprises a bus, an AC/DC module, a circuit breaker, a DC load, a battery module, a bidirectional DC/DC module, a monitoring unit and an upper computer, wherein the battery module includes a plurality of battery packs connected in parallel; the bidirectional DC/DC module is arranged between the direct-current bus and the battery module and indirectly controls charging and discharging of the battery module; the monitoring unit is used for monitoring data of the battery module, judging a state of the battery module according tothe data and controlling an output voltage of the bidirectional DC/DC module; and the upper computer is connected with the monitoring unit through a communication protocol, receives and stores the monitoring data, and remotely issues a control command. Power supply of a direct-current system is guaranteed, a single battery pack lag effect is avoided, and reliability is improved; the battery pack is smoother and simple in process; and 100% rated capacity check discharge of the direct-current power supply can be realized, and fault hidden dangers can be completely found.

The invention discloses an intelligent production system and production control method for manual operation. The system includes a management system, work guidance systems, and an error proofing system. The management system is used to manage and control the work guidance system and the error proofing system. The work guidance system is used to guide the production of a unit having multiple varieties and a small amount of products of each workbench. The error proofing system is used for prompting to prevent erroneous operations. The intelligent production system and production control method for the manual operation is oriented to a production site of the unit having multiple varieties and a small amount of products of several workbenches, and the work guidance system is used on each workbench. The entire production line is equipped with the error proofing system. At the same time, the C/S-based work guidance systems generate work instructions to synchronize to each operation station to guide the production in time. The intelligent system can standardize the process and the production and reduce the training time for newcomers so that the newcomers can directly produce according tothe instructions to avoid mistakes, thereby greatly improving the production efficiency of the manual operation.

The invention provides a safety monitoring system for horizontal displacement of a foundation pit slope. The safety monitoring system comprises a horizontal displacement detection system, a monitoring information processing system and a visual management system, the horizontal displacement detection system comprises a data acquisition unit and a parameter setting unit, the data acquisition unit is used for acquiring initial reading of a monitoring point and data information of each displacement change, and the parameter setting unit is used for setting acquisition parameters and an early warning judgment mode according to a user instruction; the monitoring information processing system is used for analyzing the monitoring information and outputting early warning judgment information based on an analysis result; the visual management system is connected with the monitoring information processing system, and the visual management system is used for carrying out visual display and displacement factor analysis on the monitoring data, so that manual detection errors can be effectively avoided, the detection precision and efficiency are improved, meanwhile, abnormal alarm is carried out in time, and the change influence factors of the horizontal displacement are automatically analyzed.

The invention discloses a detector of a cigar lighter. The detector comprises a signal detection acquisition system and a data detection process and display system, wherein the signal detection acquisition system consists of alternating current, a switching power supply, a current transformer and an analog-to-digital conversion module EM231, the alternating current is electrically connected with the switching power supply, the switching power supply is electrically connected with the cigar lighter, the current transformer is in parallel connection with a branch circuit which is connected with the cigar lighter, and the current transformer is connected with the analog-to-digital conversion module EM231; and the data detection process and display system consists of a SIMENS PLC (programmable logic controller) and a touch screen, and the SIMENS PLC S7-200 is connected with the analog-to-digital conversion module EM231 by signals and is electrically connected with the touch screen. The detector of the cigar lighter, disclosed by the invention, can finally detect a finished product of the cigar lighter, avoids unknown errors in an assembly process, and has the advantages of simple device, convenience for operation and good visualization effect.

The invention relates to airplane deformation scanning detection equipment and a detection method. The detection equipment comprises a detection system, a sliding track, a sliding platform and a data processing and control box, the detection system comprises a structured light emitting module, a structured light receiving module and a deformation analysis system, the structured light emitting module comprises a laser, a structured light lens and a laser controller, and the structured light receiving module comprises an industrial camera, a lens and a camera controller. The deformation analysis system comprises a laser and industrial camera synchronization system, a laser and industrial camera position detection module, a non-deformation aircraft template database and a data comparison system. And the data processing and control box realizes query of the non-deformation airplane template database, and completes comparison through the data comparison system so as to judge whether the airplane is deformed or not. Structured light is combined with a computer vision technology, so that the detection equipment and the detection method are high in feasibility, simple to operate and accurate in detection.

The invention relates to a screw detection device, in particular, a screw thread go/no-go detection device and detection method. The device comprises a workbench; the workbench is provided with a clamping mechanism used for clamping a to-be-tested screw; the workbench is also provided with an X-direction main camera; a first backlight plate is opposite to the X-direction main camera; the workbenchis further provided with a Y-direction auxiliary camera; and a second backlight plate is opposite to the Y-direction auxiliary camera. According to the screw thread go/no-go detection device and detection method of the invention, the X-direction camera and the Y-direction camera are adopted for obtaining and correcting parameters such as screw tooth shapes under a backlight condition, and the automatic image detection of screw threads is achieved.

The invention relates to the field of communication, and discloses a method, device and system for detecting a camera hardware circuit. The method for detecting the camera hardware circuit comprises the following steps: sending an instruction of acquiring color bar patterns to a camera with a color bar pattern generator; when receiving the data fed back by the camera, generating a picture according to the data; and when the generated picture is abnormal, at least indicating that the first type of hardware circuit of the camera is abnormal. The invention also discloses a device and system for detecting the camera hardware circuit. Compared with the prior art, by adopting the method, device and system disclosed by the invention, the automatic detection of the camera hardware circuit can be achieved to ensure that the testing cycle is shorter and the detection result is more accurate, errors caused by manual detection can be avoided, the manpower and material resources can be saved, and the cost of production and manufacturing can be saved.

The invention relates to a wafer center calibration device. The wafer center calibration device comprises a carrying platform, a blocking platform, a distance measuring sensor and a controller; the top surface of the carrying table is higher than the distance measuring sensor; the distance measuring sensor is arranged on one side of the carrying table; the blocking platform is located over the distance measuring sensor; the carrying platform is used for carrying a wafer and driving the wafer to move; the distance measuring sensor is used for acquiring horizontal distance information and vertical distance information; and the controller is connected with the distance measuring sensor and is used for controlling the carrying platform to rotate by a preset angle or controlling the carrying platform to move close to or away from the distance measuring sensor. According to the wafer center calibration device of the invention, the controller is used for processing the information of the distance measuring sensor and judging a wafer of which the center position deviates. With the wafer center calibration device adopted, the wafer of which the center position deviates can be rapidly screened out; the center calibration efficiency of the wafer is improved; and errors of manual detection are effectively avoided.

The invention discloses a display equipment detection method, device and system, the display equipment comprises a signal source interface, and the detection method comprises image detection and sounddetection; the image detection comprises the following steps: acquiring an image displayed on a screen collected by an image collection device, wherein the image displayed on the screen is generatedbased on an image detection signal; analyzing the image acquired by the image acquisition device to obtain a display detection result; the sound detection comprises the following steps: obtaining an audio output by the display equipment and collected by an audio collection device, wherein the audio output by the display equipment is generated based on an audio detection signal; analyzing the audiocollected by the audio collection device to obtain a sound detection result; wherein the image detection signal and the audio detection signal are respectively input into the signal source interface,or the image detection signal and the audio detection signal are contained in a video detection signal input into the signal source interface.

The invention relates to a method and device for detecting the position of a filling material in a pipe, and the method comprises the steps: selecting a first pipe, a second pipe and a third pipe, which are all provided with the filling materials; respectively carrying out the image collection of the first, second and third pipes under the same image collection condition, so as to respectively obtain a first image, a second image and a third image; calculating the statistics parameter Em of the attribute information of the first and third images and the statistics parameter Ep of the attribute information of the second and third images; carrying out the image collection of a to-be-detected pipe, so as to obtain a fourth image, wherein the to-be-detected pipe is the same as the first, second and third pipes and has the filling material; calculating the statistics parameter Ew of the attribute information of the third and fourth images; comparing Ew with Em and Ep, and determining whether the height of the filling material in the to-be-detected pipe accords with a preset standard or not according to the comparison result of Ew, Em and Ep. The method improves the detection efficiency of the position of the filling material in the pipe.