14results about How to "Avoid missed detection" patented technology

The utility model discloses a defect detection device based on machine vision, which relates to the technical field of pipeline detection, and comprises a bottom plate, driving wheels are mounted on the periphery of the outer wall of the bottom of the bottom plate, the driving wheels are universal wheels, a driving part is mounted on the outer wall of the bottom of the bottom plate, the driving part is connected with the driving wheels through wires, and the driving wheels are connected with the bottom of the bottom plate. A supporting block is welded to one end of the outer wall of the top of the bottom plate, and a control assembly is rotationally mounted at the top of the supporting block. According to the pipeline damage detection device, the light range finder emits light and moves along with the device, when the pipeline is damaged, the length of the light corresponding to the position is different from other lengths, at the moment, the prompting lamp corresponding to the light range finder flickers to give out a prompt to remind detection personnel that the position is damaged or has defects, and compared with naked-eye observation of the detection personnel, the detection efficiency is greatly improved. Light detection can detect tiny defects of the pipeline, so that the pipeline is maintained in time, the defect part can be accurately positioned, and detection omission is prevented.

The utility model discloses shoe material detection equipment, which relates to the technical field of shoe material processing and comprises an equipment platform, an equipment support mounted on the top end surface of the equipment platform, a detection turntable mounted on the top end surface of the equipment platform, and a positioning mechanism mounted on the bottom end surface of the equipment support. A first visual camera is mounted on the bottom end surface of the equipment bracket on one side of the positioning mechanism; the control system controls the hydraulic pump to drive the lifting shaft to move downwards, the lifting shaft drives the positioning main shaft to move towards the shoe opening until the positioning air bag makes contact with the inner bottom of the shoe to fix the shoe, and then the top view image of the shoe is obtained through the first visual camera. The control system controls the driving motor to drive the turntable body to rotate, and in the process that the turntable body drives the shoes to rotate, the second visual camera shoots a plurality of side view images of the shoes at intervals, so that multi-angle images of the shoes can be quickly obtained, detection omission is avoided, and the monitoring accuracy is improved.

The invention provides a relay fault detection method and device, a battery management system and a medium. The method comprises the following steps: acquiring a current charging scheme and a current charging electrical stage; in each charging electrical stage, the following operations are executed: a relay to be detected corresponding to the current charging electrical stage is determined according to a current charging scheme and a battery pack-relay circuit topological relation; for each to-be-detected relay, obtaining detection voltage values at the two ends of the to-be-detected relay according to the circuit topological relation; and obtaining a fault detection result of the to-be-detected relay according to the detection voltage value and an expected voltage value of the to-be-detected relay in the current charging electrical stage. According to the invention, on the premise of satisfying the function safety voltage sampling ASIL C diagnosis coverage rate, the diagnosis robustness of the battery management system is improved, and fault false alarms are reduced; and the position of the virtual connection sampling line can be accurately positioned, and the troubleshooting difficulty is reduced.

The present application provides a VR content problem detection method, device, equipment and storage medium, which can be used in the field of virtual reality technology. The method includes: obtaining an input target VR image to be detected and at least one corresponding target review category; the target VR image to be detected is a plane VR image generated by a preset projection algorithm; inputting the target VR image into at least one trained problem detection model corresponding to the target review category to perform problem detection on the target VR image corresponding to the target review category; obtaining the problem detection result output by at least one trained problem detection model, and determining whether the target VR image has passed the review of the corresponding target review category based on the problem detection result. Missed detection caused by limited viewing angle is avoided, and there is no need to convert the plane VR image into a VR image with a spherical field of view, which further reduces the computing power overhead of the processing process, significantly improves the processing speed, and improves the problem detection efficiency.

The utility model provides an LCD (liquid crystal display) pin mucilage glue detection device, which belongs to the technical field of detection devices, and comprises a fixing platform, a detection platform, a detection platform, a detection platform, a detection platform and a control device, and is characterized in that the fixing platform is used for fixing an LCD; the test board is used for testing on-off of a circuit and is arranged below the fixed table, and the surface of the test board is provided with connecting blocks connected with the metal pins; and when the LCD is placed on the fixed table, the connecting blocks are over against the inner side surfaces of the metal pins. The LCD is fixed through the fixing table, the testing plate is arranged below the fixing table, the connecting block on the testing plate is right opposite to the inner side face of the metal pin, and the connecting block detects on-off of the inner side face of the metal pin by making contact with the inner side face of the metal pin, so that detection of viscose glue on the inner side face of the metal pin of the LCD is achieved. When the device is used for carrying out adhesive detection on the LCD pin, the detection efficiency of the LCD pin can be effectively improved, the missing detection of the LCD pin is avoided, and the abnormity detection of the inner side surface of the metal pin of the LCD can be realized.

The application discloses a construction safety hidden danger detection method and system based on a multi-modal large language model, which comprises the following steps: adopting a streaming multi-modal data acquisition strategy to synchronously collect text logs, image streams and sensor data of a construction site in real time; using an edge computing device to perform parallel preprocessing on real-time multi-modal construction safety data streams to eliminate inter-modal time inconsistency; constructing a multi-modal data feature correlation graph to identify and repair modal data anomalies caused by environmental interference in real time; performing real-time feature extraction and fusion on the preprocessed data streams, and completing rapid coding and identification of cross-modal hidden danger features through a sliding window mechanism and attention weight dynamic adjustment; based on the real-time feature fusion result, performing instant analysis through an online hidden danger detection method; and according to the real-time detection result, completing real-time visualization and tracking of the hidden danger, thereby achieving timely early warning and tracking management of the hidden danger.

The utility model discloses an air reservoir fast-plug C-shaped ring detection device which comprises a material placing tool, a clamping mechanism and a conveying line, the clamping mechanism and the conveying line are arranged on the outer side of the material placing tool, and a horizontal camera horizontally connected to the upper end of the conveying line in a butt joint mode and a vertical camera vertically connected to the upper end of the conveying line in a butt joint mode are further fixedly installed at the position close to the conveying line. A defective product box and a display screen are further fixedly arranged near the conveying line, and a non-defective product baffle in butt joint with the upper end of the conveying line is further fixedly installed on the outer side, close to the tail end, of the conveying line. The utility model provides a detection device which can automatically clamp a product and place the product at a designated position through a clamping mechanism, can detect the defects of a quick-plug C-shaped ring of an air cylinder through automatic photographing of a camera, can continuously detect a plurality of products, and can effectively avoid detection omission caused by fatigue of manual detection compared with traditional manual detection, so that the detection efficiency is improved. And the detection accuracy is effectively improved.

This invention provides a defect detection device for automotive injection molded parts processing, relating to the field of automotive injection molded parts inspection technology. It includes: a positioning frame with a fixing plate mounted on its rear side; a servo motor mounted on the outer side of the fixing ring, with a gear mounted on the output end of the servo motor; a guide block slidably mounted on the inner side of the guide rail; and a high-brightness lamp and a displacement sensor mounted on the bottom of the guide block. The high-brightness lamp below the guide block moves omnidirectionally and fully covers the injection molded part. Combined with the synchronous movement of the inspection tray, it ensures that light can fully illuminate all parts of the injection molded part, especially allowing light to pass through and display gaps and defects. This provides clear lighting conditions for defect detection, ensuring the inspection quality of automotive injection molded parts and solving the problem that small defect areas such as gaps on some automotive injection molded parts become blind spots during inspection.

The invention discloses an urban building house safety detection device, and relates to the technical field of wall defect detection. Comprising a movable traction part, an adsorption control piece is mounted on the movable traction part, and a bump detection piece is mounted on the movable traction part; the bump detection piece is used for detecting building bump defects; an empty drum confirming piece is mounted on the inner side of the movable traction part; the hollowing confirmation piece is used for confirming the bulge of the outer wall of the building; the hollowing confirmation piece is adopted, so that unnecessary wall skin damage caused by erroneous judgment and eradication of a normal bulge can be avoided while missing detection at the bulge can be prevented; the problems that according to an existing urban building house safety detection device, laser pre-judgment detection work cannot be conveniently achieved, workers cannot conveniently and efficiently know the wall surface bulge condition, the detection efficiency is low, and missing detection is likely to happen are solved.

The invention relates to the technical field of robots, in particular to an expandable multi-joint universal intelligent robot which comprises a robot body arranged at the top of a first conveyor, the robot body comprises a controller, a rotating mechanism, a screening mechanism and an expanding mechanism, and the rotating mechanism comprises a rotating shaft and a driving assembly. The screening mechanism comprises an industrial camera, a telescopic assembly, an angle adjusting assembly and a grabbing assembly, the expanding mechanism comprises a collecting box, a distance sensor, a traction assembly and a pushing assembly, and the industrial camera, the distance sensor, the driving assembly, the telescopic assembly, the angle adjusting assembly, the grabbing assembly and the traction assembly are all electrically connected with the controller. The expandable multi-joint universal intelligent robot not only has a detection function, but also has a screening function, and workpieces with defects and workpieces without defects after detection can be quickly separated and treated separately without causing confusion.

The invention provides a photovoltaic piece self-inspection type transportation device, and relates to the technical field of photovoltaic piece transportation equipment, the photovoltaic piece self-inspection type transportation device comprises a mounting supporting piece, and a conveying part is mounted on the mounting supporting piece; a photovoltaic sheet alignment piece is mounted on the mounting support piece; the photovoltaic sheet alignment piece is used for positioning a photovoltaic sheet; a light leakage prevention lifting piece is installed on the installation supporting piece. The light leakage prevention lifting piece is used for being attached to the surface of a photovoltaic sheet; an illumination test piece is mounted on the light leakage prevention lifting piece; according to the photovoltaic sheet self-inspection type conveying device, illumination testing can be conveniently controlled to be independently carried out on each silicon sheet in a photovoltaic sheet, the series welding quality can be more conveniently learned, silicon sheet open circuits are prevented from being found, and the problems that most of existing photovoltaic sheet self-inspection type conveying devices are used for carrying out simultaneous illumination inspection on the whole photovoltaic sheet, and positioning of the photovoltaic silicon sheets with problems is inconvenient are solved.

The utility model provides a silicon rod roughness detection device, comprising a workbench extending along a first direction; the sensing piece is arranged on the workbench and used for sensing the silicon rod and sending a signal; the support is arranged on the workbench, and a preset distance is formed between the support and the induction part in the first direction; the roughness measuring assembly comprises at least one roughness measuring piece, and the roughness measuring assembly is connected with the support in a sliding mode; the driving assembly is arranged on the support, the driving assembly is connected with the roughness measuring assembly, and the driving assembly is in communication connection with the sensing part and used for driving the roughness measuring assembly to move back and forth in the first direction and / or to be close to or away from the surface of the silicon rod in the second direction. According to the utility model, the support is arranged on the workbench, and the roughness measuring assembly and the driving assembly are arranged on the support, so that the roughness of the surface of the silicon rod can be detected, detection omission can be avoided, manual operation is reduced, and the detection efficiency is improved.

The utility model relates to the related technical field of welding quality detection, and one embodiment of the utility model provides a welding quality detection device of a pipe welder, which comprises a bottom frame and a platform, the platform is fixed on the bottom frame, detection display equipment is arranged at the bottom and the outer side of the platform, a detection head is arranged on the platform, a rolling detection assembly is arranged on the platform, and the rolling detection assembly is arranged on the platform. The support moving assembly is arranged on the platform, the rolling detection assembly comprises a support, the support is fixed on the surface of the platform, the bottom of the platform is provided with a first cylinder, the output end of the first cylinder is connected with a side frame, the top of the support is provided with a groove, the detection head is installed in the groove, and the side end face of the side frame is rotatably connected with a driving wheel. By means of the technical scheme, the technical problems that in the prior art, it is difficult for detection personnel to guarantee that the whole welding opening can be accurately covered by the moving path each time, omission is prone to occurring, and consequently part of positions cannot be detected are solved.

This disclosure relates to an obstacle detection method, apparatus, vehicle, storage medium, and program product. The obstacle detection method includes: acquiring a target point cloud of a region surrounding a vehicle detected by an onboard environmental sensor; determining multiple types of grids by performing grid projection on the target point cloud, wherein each type of grid includes a projected point cloud corresponding to the target point cloud, and each type of grid uses a different grid unit division method; and determining target obstacle information based on the projected point clouds included in each type of grid. This technical solution can avoid the problem of missed obstacle detection and improve the accuracy of obstacle detection.