162 results about "Vision inspection" patented technology

This invention relates to a trimming end effector. The device includes a trimming module, a vision inspection module, an expansion module, and electrical and pneumatic control modules. This device replaces existing manual trimming methods with automated equipment, improving efficiency and reducing operator injury. Compared to existing end effectors, this device can adapt to both offline and real-time online compensation, and can select appropriate algorithm strategies based on factors such as the characteristics of the workpiece. The same trimming end effector can be used to adapt to different product configurations, significantly improving product adaptability. The device features a detachable expansion module at the front end, enabling automatic tool changing, chip removal, and clamping functions. The trimming end effector achieves stable connection with a robot via a quick-change mechanism. The quick-change module allows for high-precision, repeatable connections, enabling different processing functions to be performed at the same workstation according to process requirements. This device has broad application prospects in the aircraft assembly industry.

This application relates to the field of home appliance manufacturing technology, and provides a smart manufacturing production line and method for refrigerator bodies. The smart manufacturing production line for refrigerator bodies includes an outer shell forming line, an inner liner assembly line, and an assembly station. The inner liner assembly line includes a first positioning device, a second positioning device, a vision inspection device, a pushing device, and an automatic screw-locking device. The first and second positioning mechanisms are used to position the first and second inner liners respectively, and drive the first and second inner liners to move towards each other in a horizontal direction, so that the first mating part of the first inner liner and the second mating part of the second inner liner are aligned and engaged. The vision inspection device is used to perform alignment detection on the first and second mating parts from the side. The pushing device is used to apply an upward pushing force to the aligned mating parts. The automatic screw-locking device is used to downwardly fasten screws to the aligned mating parts, so that the screws pass through the aligned mating parts and are locked into the threaded holes of the metal parts, realizing the automated assembly of the refrigerator inner liners.

This application discloses an industrial inspection method, apparatus, equipment, product, and storage medium, relating to the field of industrial vision inspection technology. The method includes: responding to an industrial inspection command, acquiring an image to be inspected for membrane defects; processing the image using a preset defect detection model to obtain a defect detection result. The preset defect detection model is obtained by quantizing a target defect detection model, which is obtained by structural pruning and lightweight reconstruction of an initial defect detection model. The structural pruning and lightweight reconstruction are used to reduce the number of model parameters and computational load. This application reduces the number of model parameters and computational load through structured pruning and lightweight reconstruction, and then quantizes the model, enabling the quantized model to be deployed on edge devices while improving the model's inference efficiency, achieving efficient model compression and real-time inference.

This invention belongs to the field of computer vision and image processing technology, specifically relating to a connector size inspection method and system based on industrial vision. The method includes: determining the effective detection area of ​​the pin through preprocessing and target region segmentation; extracting the original one-dimensional grayscale sequence of the pin's lateral direction and smoothing it to obtain a smooth one-dimensional grayscale sequence; calculating the optical reflection energy integral difference between the two ends of the pin's physical center based on the smooth one-dimensional grayscale sequence to construct a lateral optical reflection asymmetry index; extracting the absolute value of the sum of differences between adjacent rows and the sum of the absolute values ​​of the differences within the evaluation window to construct a structural torsional continuity coefficient; and correlating the maximum value of this index with the structural torsional continuity coefficient to obtain a comprehensive micro-torsion defect index, thereby achieving industrial vision inspection of connector dimensions. This invention effectively solves the problem that traditional two-dimensional inspection techniques struggle to identify pin micro-torsion and have a high false negative rate.

This invention relates to the field of industrial vision inspection technology, specifically to a method and system for detecting holes in aluminum alloy die castings based on industrial vision. The method includes: acquiring and preprocessing an image of the aluminum alloy die casting; segmenting the image into regions, and based on the distribution characteristics of grayscale and gradient in the region segmentation results, identifying suspected hole regions in the image; using the contour and texture features of the suspected hole regions, filtering them to obtain hole regions and regions to be determined; calculating the hole coefficient of the region to be determined based on the grayscale value distribution level of pixels in the region to be determined, and using the hole coefficient to filter out the hole regions in the region to be determined; and using the scale of the hole regions contained on the surface of the aluminum alloy die casting to assess the quality of the aluminum alloy die casting. This invention improves the accuracy of detecting hole defects in aluminum alloy die castings.

This invention belongs to the field of high-power semiconductor laser array coupling technology, specifically providing an optical element dispensing and curing system and method based on dual-target monitoring. The system includes a multi-degree-of-freedom precision displacement platform, a vision inspection unit, a dispensing system, a dual-path photoelectric feedback module, and a central control unit. The dual-path photoelectric feedback module includes a beam splitting unit, an optical power detection unit, and a spot imaging detection unit. The beam splitting unit splits the laser beam into two paths, one of which is used for beam analysis to obtain the beam arrangement. The optical power detection unit receives the other beam from the beam splitting unit and provides real-time feedback of its optical power value. The spot imaging detection unit receives the reflected sampled beam. The central control unit integrates an industrial control computer and a motion control card. This invention designs a closed-loop hardware system including a beam splitting prism, dual detectors, and a multi-degree-of-freedom platform to solve the problem of low multi-degree-of-freedom coupling efficiency in existing technologies.

Disclosed is a vision inspection method for pin-type component, the method including seating a pin-type component on an upper surface of an inspection stage in a tilted posture; correcting the pin-type component to an upright posture based on a magnet; capturing an image of a surface of the pin-type component while rotating the pin-type component; and performing defect inspection on the pin-type component based on a plurality of captured images acquired by capturing the surface of the pin-type component.

This invention discloses a vision-based inspection device for automotive stamped parts, relating to the fields of non-destructive testing and opto-mechatronics (OMT) technology. The device includes a frame, a workpiece conveying device, a programmable light source device, a vision inspection device, a defective part rejection device, and a control cabinet. It acquires surface images of stamped parts using an industrial camera, divides them into grid blocks, and extracts reflection interference and morphological anomaly indices. It combines servo fan load current signals to obtain vacuum leakage mutation factors and retrieves offline forming limit diagrams to obtain critical cracking risk coefficients, constructing an FLD modulation coupled damage index model for defect judgment. Based on the judgment results, the system performs closed-loop light field scheduling and in-situ re-image verification, and coordinates with the defective part rejection device to complete sorting. This device can effectively suppress interference such as oil film reflection, improve defect identification accuracy, and enhance inspection stability.

This invention discloses an online material blending uniformity detection device, uniformity characterization, and monitoring method. The device includes a conveyor belt, with leveling rollers and a vision inspection cabinet arranged sequentially along the material conveying direction. A control cabinet is located on one side of the conveyor belt for obtaining online blending uniformity detection results based on the visual inspection results from the vision inspection cabinet. This invention integrates mechanical transmission, motion control, image acquisition, data processing, and transmission functions. It can be directly deployed above the material conveying channel of a tobacco processing line to continuously, in real-time, and comprehensively collect spatial distribution and component blending uniformity data of multi-component mixtures such as tobacco shreds, stems, and expanded tobacco during the conveying process. The blending uniformity is quantitatively calculated using image analysis algorithms, achieving an integrated function of "online detection - real-time characterization - data monitoring."

This invention discloses an online method for determining and controlling the material state of an electromagnetic rotary kiln. A vision inspection system is used to detect the color and / or particle size of the discharged material from the electromagnetic rotary kiln. This system includes sampling, determination, control, and digital twin modules. The sampling module transports the material via a conveyor belt, and the vision inspection mechanism acquires and preprocesses the material image after supplementary lighting. The determination module extracts material characteristics and compares them with standard characteristics to determine the firing state. The digital twin module synchronizes the state through a virtual twin and, combined with a hybrid prediction model, predicts changes in material state and issues warnings. The control module adjusts the kiln's operating parameters based on the determination results and warnings, and feeds back the actual effects to the digital twin module to achieve model correction and strategy optimization. This invention achieves accurate detection, prediction, early warning, and closed-loop control of material state, improving product qualification rate, reducing material waste, and enhancing system intelligence and practicality.

This utility model relates to the field of assembly equipment technology, and proposes a safety valve assembly and testing device, including a machine base and a rotary station. Multiple workpiece placement positions are arranged circumferentially on the rotary station. The assembly and testing device also includes a workpiece detection unit, an assembly unit, a vision inspection unit, a pressing unit, an opening detection unit, and an unloading unit arranged sequentially on the side of the rotary station. The multiple workpiece placement positions on the rotary station can selectively pass through each unit in sequence. Two workpiece placement positions are provided on the rotary station, one for placing the valve body and the other for placing the sealing ring. The assembly unit is used to assemble the sealing ring with the valve body, the pressing unit is used to press the sealing ring into the valve body, and the opening detection unit is used to detect the open state of the sealed valve body. This technical solution solves the problems of low production efficiency and excessively long production processes in existing safety valve technologies.

This utility model relates to the field of metal rod processing technology, specifically a metal rod inspection device, including a rod-moving assembly mounted on an operating table, two sets of vision inspection devices, and multiple sets of placement tables. This metal rod inspection device, through the clamping cylinders and pneumatic rotary grippers of the rod-moving assembly, achieves automatic transport of the metal rod between the pre-placement table, preparation table, rotary table, and clamping table via a three-axis moving part. No manual intervention is required, significantly improving the continuity of the inspection process and avoiding time losses caused by manual operation. The two sets of vision inspection devices, in conjunction with the rotation of the rotary table and the pneumatic rotary grippers, can drive the metal rod to rotate, automatically completing a comprehensive inspection of the circumferential surface of the metal rod. The fully automated inspection process reduces manual intervention, avoids inspection errors caused by human fatigue, and meets the high-efficiency requirements of large-scale industrial production.

This invention discloses a visual inspection system and method for terminal defects based on rotating bounding box detection. It adopts a three-layer PLC-Redis-vision communication architecture, including a PLC monitoring module, a Redis data caching module, a timed triggering module, a vision inspection module, a light source control module, and a front-end display module. This invention solves the technical problems of low positioning accuracy, poor adaptability, difficult system integration, inflexible light source control, and low data processing efficiency in traditional terminal defect detection. It significantly improves the accuracy, efficiency, and stability of terminal defect detection, increasing the detection positioning accuracy by approximately 35%, reducing the false detection rate by approximately 28%, achieving a detection speed of over 400 pieces per minute, and reducing the missed detection rate to below 0.5%. It can be widely applied to the automated quality inspection of electrical connector terminals.

1. The name of the design product: visual inspection labeling machine. 2. The use of the design product: judging the quality of the bottle through visual inspection and labeling the bottle. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

A vision screening device for administering vision screening tests to a patient, and in particular vision screening test(s) to determine the presence of diseases and / or abnormalities in the eye(s) of the patient, is described herein. The vision screening device is used to determine an order for performing various vision screening exams selected by a clinician for a patient in a compact timeframe and reduce time needed for pupil recovery between exams or other delays. The vision screening device captures visible and near infrared reflections from the patient and generates a composite image used for generating suggested diagnoses to a clinician via a display of the vision screening device.

A CCD-assisted anti-deviation positioning component for back drilling machining, relating to the field of machining technology, comprises a lower connecting frame fixedly mounted on the spindle of a machining machine. A shock-absorbing frame is fixedly mounted on the front side of the lower connecting frame, and a vision inspection head is fixedly mounted on the bottom of the shock-absorbing frame. A fixed cylinder is fixedly mounted between the upper and lower connecting frames, and a lifting frame is movably mounted inside the fixed cylinder. Lead screws are rotatably connected to the left and right sides of the upper and lower connecting frames via bearings. The lead screws are threaded through the lifting frame. A motor is fixedly mounted on the upper part of the upper connecting frame. The upper end of the lead screw is rotatably inserted into the upper connecting frame and fixedly fitted with gears. A gear ring meshing with the two gears is rotatably mounted inside the upper connecting frame via bearings. This component not only allows for precise adjustment of the spindle position using visual imaging but also provides appropriate downward pressure around the machining position of the PCB board during machining, achieving auxiliary positioning of the PCB board and further improving machining accuracy and stability.

The application discloses an industrial visual detection system and belongs to the technical field of industrial image processing and artificial intelligence. The system comprises a multi-source heterogeneous data fusion acquisition module, a multi-scale attention feature extraction module, a contrast distillation defect semantic analysis module and an incremental online model evolution module. Through multi-modal sensor fusion acquisition, spatial pyramid expansion residual network multi-scale feature extraction, teacher-student contrast distillation defect positioning and classification, and the combination of knowledge distillation and elastic weight solidification incremental learning strategy, the application constructs a double closed-loop collaborative mechanism with model evolution closed loop and quality control closed loop, realizes a defect detection rate of more than 99.2%, a micro defect detection rate of 97.8% and a new defect adaptation time of 4 to 8 hours.

A vision inspection method based on coarse-to-fine patch level classification and a system thereof according to one embodiment of the present disclosure relate to a vision inspection method based on coarse-to-fine patch level classification and a system thereof which simultaneously improve the accuracy and processing speed of vision inspection by coarsely detecting a region suspected of being defective from given vision data and finely classifying the detected region on the basis of a pre-built data pool.

This application relates to the field of electronic product shaping technology, and more particularly to a shaping device. The shaping device includes: a fixed base, a positioning mechanism disposed on the fixed base, a vision inspection mechanism, a shaping mechanism, and a driving mechanism. The positioning mechanism is used to position the workpiece; the vision inspection mechanism is used to inspect the workpiece; the shaping mechanism is located on one side of the positioning mechanism and includes a pusher movably connected to the fixed base, the pusher being adapted to the workpiece; the driving mechanism is electrically connected to the vision inspection mechanism and includes a pushing component that moves linearly, extending into the shaping mechanism, and is used to drive the pusher towards the workpiece according to the inspection result of the vision inspection mechanism to shape the workpiece. This shaping device integrates the positioning mechanism, vision inspection mechanism, shaping mechanism, and driving mechanism into one unit. During the workpiece shaping process, there is no need for multiple pick-up, drop-off, and fixing operations on the workpiece, resulting in a high degree of automation, which helps save labor costs and improve product shaping yield.

This invention discloses a semiconductor visual inspection light source based on dual-band polarization coordination, comprising a fixed plate, a first light source plate mounted at one end of the fixed plate, a blue light source component mounted on the first light source plate, a first optical plate mounted at one end of the first light source plate, a diffuse optical component mounted on the first optical plate, a middle partition plate mounted at one end of the middle partition plate, a second light source plate mounted at one end of the middle partition plate, a red light source component mounted on the second light source plate, and a second optical plate mounted at one end of the second light source plate, a polarization optical component mounted on the second optical plate. Observation windows are provided through the fixed plate, the first light source plate, the first optical plate, the middle partition plate, the second light source plate, and the second optical plate. It achieves dual-band polarization coordination through the combination of a blue light source component and a diffuse optical component, and a red light source component and a polarization optical component, effectively avoiding crosstalk between the two light sources and simultaneously realizing surface imaging, subsurface structure imaging, and strong metal reflection suppression.

This utility model belongs to the field of flower basket inspection technology, specifically relating to a flower basket deformation conveying and inspection device. It includes a frame, a vision inspection mechanism, a conveying mechanism, and a lifting and advancing mechanism. The frame has multiple workstations; the vision inspection mechanism is positioned above the inspection stations; the conveying mechanism is positioned outside the inspection stations with its conveying direction along the y-axis; and the lifting and advancing mechanism is positioned below the worktable, driving the flower baskets to move sequentially from the loading station to the conveying station along the x-axis. This utility model effectively solves the problem of insufficient buffer space on the inspection table in existing technologies by setting multiple workstations for placing flower baskets, reducing the risk of material blockage. The lifting and advancing mechanism automatically advances the flower baskets from the loading station to the conveying station, eliminating the need for manual handling. The coordinated arrangement of the vision inspection mechanism and the conveying mechanism accurately detects the quality of the flower baskets and conveys them in different directions based on the inspection results, improving production line flexibility.

This utility model relates to the field of assembly and packaging equipment, particularly an automatic box assembly and packaging equipment. The packaging equipment includes a box lowering mechanism, a box horizontal moving mechanism, a vision inspection mechanism, a box flipping mechanism, a box transfer mechanism, a box assembly mechanism, a box bagging mechanism, a bag sealing mechanism, and a box removal mechanism. The box lowering mechanism is located at the loading end of the box horizontal moving mechanism. This utility model uses the box lowering mechanism to place the manufactured bottom cover onto the box horizontal moving mechanism for horizontal transport, and uses the vision inspection mechanism to check if the bottom cover is intact. The box flipping mechanism, in conjunction with the box transfer mechanism, moves the flipped bottom cover to below the box assembly mechanism, where the box assembly mechanism assembles the top cover onto the bottom cover. The box bagging mechanism and bag sealing mechanism place a stack of boxes into plastic bags. The box removal mechanism removes the packaged boxes. This application improves the efficiency of box assembly and packaging and saves manpower.

This utility model relates to the field of steel component technology, specifically a feeding device for inspecting bolts in steel components. It includes an operating table with a chain drive mechanism, a vision inspection device, and a feeding assembly mounted on the chain drive mechanism. A feeding assembly that works in conjunction with the feeding assembly is also mounted on the operating table. This feeding device for inspecting bolts in steel components achieves orderly bolt transport through the feeding assembly, accurately detects bolt positions using sensors, and, in conjunction with the clamping cylinder, linear module, and push cylinder of the feeding assembly, automates the transfer of bolts from the feeding assembly to the support plate. This replaces manual feeding, improving efficiency and reducing labor costs. The chain drive mechanism moves the support plate, and, combined with the push cylinder and top plate of the positioning assembly, accurately positions the support plate, ensuring feeding accuracy. Furthermore, the overall structure of the device is simpler than that of a robotic arm, with lower purchase and maintenance costs, making it suitable for small and medium-sized enterprises.

The utility model discloses an improved array camera light source connecting structure for visual inspection equipment, including array light source mounting bracket, one side of array light source mounting bracket is equipped with array camera mounting bracket, and the middle part of array light source mounting bracket is equipped with a plurality of light source fixing base, and the middle part of array camera mounting bracket is equipped with a plurality of camera pedestals, and the one side of light source fixing base is fixedly connected with mounting bracket connecting piece, and the one side of camera pedestal is fixedly connected with the one side of mounting bracket connecting piece away from light source fixing base, and the bottom of light source fixing base is equipped with light source lamp, and the bottom of camera pedestal is equipped with visual inspection camera, the utility model discloses an improved array camera light source connecting structure for visual inspection equipment, and overall camera module and light source module form a whole, greatly improve the convenience of equipment debugging stage, guarantee the consistency of the imaging effect between different machines again, and can carry out automatic dust cleaning work at light source.

This invention relates to the field of sealing ring press-fitting and testing technology, specifically to an intelligent integrated press-fitting and testing machine for submersible pump sealing rings. It includes a worktable and a vision inspection mechanism mounted on the upper part of the worktable. A second feeding mechanism is fixedly connected above the worktable, and a material-picking and pressing mechanism is fixedly connected to one side of the second feeding mechanism. A rotating platform is fixedly connected to the upper part of the worktable, and a first feeding mechanism for feeding the pump body is mounted on one side of the rotating platform. This invention achieves synchronous completion of the entire process of sealing ring gripping, positioning, and pressing through the linkage of the second feeding mechanism and the material-picking and pressing mechanism. This avoids the positioning deviation and low pressing efficiency that easily occur in distributed operations. By adjusting the top rod and the material-picking block inside the auxiliary material-picking component, the supporting sealing ring automatically slides out during material picking by the vibratory feeder, without external force intervention, thus preventing deformation of the sealing ring due to external forces and resulting in placement deviation.

The utility model relates to detection equipment technical field, and disclose a kind of robot vision detection device, including mounting plate;Fixedly connected in the bearing plate of mounting plate right side;Fixedly connected in the controller of bearing plate top;And setting is adjusted assembly in the mounting plate top, adjusted assembly includes fixedly connected in the U-shaped frame of mounting plate top, the inner wall top of U-shaped frame is fixedly connected with first drive motor, and the output of first drive motor is fixedly connected with output shaft, and the bottom of output shaft is fixedly connected with round plate, and the side bottom of round plate is fixedly connected with rectangular frame, and the bottom of rectangular frame is fixedly connected with second drive motor, and the output of second drive motor is fixedly connected with screw rod, by setting adjusted assembly, the lifting height of sleeve joint block can be adjusted, drive vision detector to lift, to be able to accurately detect the surface of object according to its own height, improve detection effect.

The utility model discloses an O type ring automatic assembly machine, including frame and the display screen and control computer of setting in the frame top side, and the display screen and control computer between carry out electricity, the middle place of frame top is provided with the product conveying mechanism of rotating transmission to product, and the product conveying mechanism periphery is provided with the product feeding mechanism of the blanking conveying of product in proper order, the O type ring assembly mechanism of the product of conveying with O type ring and is assembled, the vision mechanism of the product of assembling O type ring is visually inspected, the finished product discharge mechanism of the product of vision inspection qualified is clamped and is conveyed from product conveying mechanism.

The present invention relates to a vehicle body bracket vision inspection system comprising: a steel coil supply unit (10) configured so that a steel coil in the form of a thin sheet wound around a rotary shaft is uncoiled under the control of a driving unit (a steel sheet wound in a coil is uncoiled); a steel sheet press unit (20) configured so that the steel coil inserted between an upper die and a lower die is cut into a quadrilateral steel sheet as the upper die presses down on the steel coil; a steel sheet transfer robot (30) configured to suction the quadrilateral steel sheet, loaded on a quadrilateral steel sheet-loading rack, by using a vacuum suction arm, and then transfer same to a vehicle body bracket press unit; a vehicle body bracket press unit (40) configured so that a vehicle body bracket is shaped as the quadrilateral steel sheet inserted between an upper die and a lower die is pressed downward by the upper die; a vehicle body bracket transfer robot (50) configured to suction and transfer the shaped vehicle body bracket to a vision inspection station after the upper die rises; a vision inspection unit (60) that includes a vision inspection station, a vision camera, a 3D scanner, and a main control unit (MCU), inspects whether shaped vehicle body bracket products are defective, and controls the transfer of products to a loading rack for finished products classified as qualified or unqualified products depending on whether the products pass or fail; and a loading robot (70) that suctions the inspected shaped vehicle body bracket products, receives the inspection results from the vision inspection unit, and transfers the products to the loading rack for finished products classified as qualified or unqualified products.

The application provides a telecentric lens and a mechanical vision detection device. The telecentric lens comprises a first lens module, the optical power of the first lens module is positive; a second lens module, the second lens module comprises a light source, a beam splitter and a first lens group and a second lens group for reducing chromatic aberration of the telecentric lens, the light source is arranged on the beam splitter, the beam splitter is used for reflecting light emitted by the light source to illuminate a measured object and transmitting light emitted by the first lens group to the second lens group; the optical power of the second lens module is negative; a third lens module, the optical power of the third lens module is positive; the first lens module, the first lens group, the beam splitter, the second lens group and the third lens module are sequentially arranged along the light propagation direction. The telecentric lens and the mechanical vision detection device provided by the application reduce the interference of stray light on imaging and improve the imaging quality.

This utility model discloses a surface defect detection device for rubber roller production, comprising a feeding assembly, a rotary drive assembly, a discharging assembly, and a vision inspection assembly. The feeding assembly includes a feed plate for the rubber rollers to be inspected, a feed lifting ramp, and a lifting assembly for orderly conveying the rubber rollers to be inspected. The rotary drive assembly includes an active drive shaft for roller rotation, a passive drive shaft for roller rotation, a roller rotation drive motor, and a drive shaft mounting bracket to ensure stable rotation of the rubber rollers. The discharging assembly includes a discharge lifting ramp and a collection trough for collecting the inspected rubber rollers. The vision inspection assembly includes a translational drive rail and a surface defect detection camera to achieve omnidirectional scanning of surface defects on the rubber rollers. This equipment has a high degree of automation, accurate detection, effectively improves the quality control level of rubber roller production, and ensures the surface quality of the rubber rollers.