308 results about "Vision inspection" patented technology

The invention provides a detection, grinding and sand blasting integrated platform for a small complex workpiece. The detection, grinding and sand blasting integrated platform comprises a platform body, a grabbing robot is installed on the table body, and a feeding conveying line, a first visual detection mechanism, a grinding station and a sand blasting station are arranged on the periphery of the grabbing robot. A second visual inspection mechanism is arranged on one side of the polishing station; the grinding station comprises a movable seat used for carrying workpieces, and the movable seat is connected with a translation mechanism. A cleaning assembly is slidably mounted in the polishing station, the cleaning assembly is connected with a locking mechanism, a supporting frame is fixed to the movable seat, and a connecting mechanism is mounted on the supporting frame and used for being connected with the locking mechanism; an unlocking part is arranged on the connecting mechanism; the cleaning assembly is connected with a reset part. The equipment integrates the functions of detection, grinding and sand blasting, one-stop machining of workpieces is achieved, and manual circulation among multiple pieces of equipment is not needed. And meanwhile, based on a visual detection result, self-adaptive polishing path planning is carried out, and a polishing track can be dynamically generated according to the defect type and position.

The invention relates to the technical field of vertical shaft guide detection, in particular to an industrial intelligent visual detection and diagnosis system for a vertical shaft guide. The coal dust shadow quantization unit extracts a coal dust region by adopting a double-peak self-adaptive threshold segmentation combined region growing algorithm, and introduces a space weight factor to calculate an average gray value and a coverage area proportion, and the dynamic coupling calibration unit depends on a three-dimensional lookup table calibrated by multiple working conditions and nonlinear interpolation; the optimal deviation compensation coefficient of the jitter and coal dust combination is matched, a dynamic gray segmentation threshold value is generated, and a defect diagnosis decision unit accurately calculates the abrasion depth through partition self-adaptive segmentation, multi-scale morphological filtering and denoising and gradient amplitude and curvature double-constrained sub-pixel edge detection. A hierarchical control instruction is output according to the real-time depth and the historical trend, coupling interference is eliminated, the cage guide abrasion detection accuracy is improved, and a reliable basis is provided for safe operation and maintenance.

According to the blowing detection equipment and the detection method, the structure is simple, the accurate positions of the materials can be observed through a displayer, the overlapped and side-by-side materials can be distinguished through image processing, and the mistaken blowing or missing blowing process of the blowing nozzle can be directly observed through cached images. The device comprises a feeding module, a rotating disc module, a visual detection module and a material receiving module, the material receiving module comprises a material receiving support, an OK blowing module and an NG blowing module, and the visual detection module is arranged between the feeding module and the material receiving module and matched with a product at the loading disc end of the rotating disc module; the measuring method comprises the following steps: A, feeding and straightening a product; B, acquiring images of the product at different detection positions; C, comparing and controlling the state switching of the material receiving assembly according to image acquisition results; and D, synchronously detecting false blowing and missing blowing through the monitoring camera. The method is applied to the technical field of product sorting.

The invention belongs to the technical field of three-dimensional modeling, and particularly relates to a three-dimensional visual detection method for motorcycle tires. According to the method, a tire is fixed, multi-view point cloud scanning is carried out, and an improved SAC-IA algorithm is adopted for registration and fusion to construct a three-dimensional point cloud model; the method comprises the following steps: designing adaptive voxel grid filtering and denoising based on tire geometric prior, and after improved bilateral filtering smoothing, fitting and unifying a coordinate system through principal component analysis and least square to obtain a standardized point cloud model; and extracting four core parameters of thickness uniformity and sidewall contour curvature, inputting the four core parameters into the hybrid dynamic weight scoring network to output quality scores, and meeting the requirements of high-precision and high-efficiency quality inspection of motorcycle tires in an industrial environment.

Clinical-quality eye examinations are provided at locations remote from the physician and outside of a clinical setting. A portable optical device and corresponding software are delivered to the patient's location. The portable optical device is configured for patient use in self-conducting an eye or vision exam and taking optical measurements. As a function of type of optical measurement data or health consideration of the patient, the corresponding software provides uploading and live streaming of the optical measurement data to the physician. The corresponding software is executed during the patient conducting the eye (vision) exam and enables the remotely located physician, to participate in the same via video conference. Alternatively, an artificial intelligence resource operating remotely or locally can provide physician-type guidance and eye health assessments. Alignment of device and patient eyes can be facilitated for remote exams.

The embodiment of the application discloses a kind of visual detection system, detection method and related device, visual detection system includes stage assembly, robot assembly and visual component, stage assembly includes driving part and stage body.The visual detection system provided by the application, stage assembly also has the ability of movement, stage assembly can be driven by driving piece and move and rotate along the first direction, at least for driving visual component to move in second direction and third direction by robot assembly, on the one hand, stage assembly and robot assembly can coordinate motion, can improve detection efficiency, can be carried on multiple stage bodies on stage assembly, that is, multiple pieces to be detected can be detected simultaneously;On the other hand, robot assembly can not move in the first direction, stage body moves in the first direction, reduces the probability that error is generated by the combination of stage body motion trajectory and robot assembly motion trajectory, to make visual detection more accurate.

The invention relates to the technical field of insulation rope detection, and discloses a high-precision measurement and surface defect identification insulation rope full-automatic detection system, which comprises a take-up and pay-off module, a laser measurement module, an AI visual detection module, a tension control module, a data transmission module and a data processing module, and is characterized in that the take-up and pay-off module comprises an active take-up and pay-off mechanism; the laser measuring module comprises a high-precision laser diameter measuring instrument; the AI visual detection module comprises a YOLOv8 visual detection system; the tension control module comprises a pneumatic tension controller; the data transmission module comprises an industrial Ethernet, and the data processing module comprises an industrial computer and professional data processing software. According to the full-automatic insulation rope detection system with high-precision measurement and surface defect identification, full-process automation of insulation rope detection is realized, and the problems of low efficiency, poor precision and high false alarm rate of traditional manual detection are solved.

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.

The invention provides substrate visual inspection equipment, which comprises a horizontal conveying mechanism, a positioning carrying table mechanism, a visual inspection mechanism and an NG marking mechanism, and is characterized in that the horizontal conveying mechanism is used for conveying a substrate to the positioning carrying table mechanism for positioning; the positioning platform deck mechanism forms a detection platform for substrate detection above the horizontal conveying mechanism; the visual detection mechanism is used for carrying out visual detection on the substrate on the positioning carrying table mechanism and comprises at least two cameras which are arranged left and right, a light source, a first moving assembly for respectively driving the two cameras to move left and right and a second moving assembly for respectively driving the two cameras to move up and down; the NG marking mechanism is used for marking the substrate with the detection result being NG, and the NG marking mechanism is located between the two cameras in the horizontal direction and located above the positioning carrying table mechanism in the vertical direction.

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.

The present invention provides an electrode vision inspection device (10) comprising: a first light emission unit (100) that includes a first light-emitting unit (110) for emitting a first light (L1) directed toward a first surface (S1) on one side in the thickness direction of an electrode unit (50) and a second light (L2) passing through the outside of the edge of the first surface (S1), and a film (130) arranged on an optical path of at least a part of the second light (L2) so as to change the brightness or color of the passing light; a second light emission unit (200) that includes a second light-emitting unit (210) for emitting a third light (L3) directed toward a second surface (S2) of the other side in the thickness direction of the electrode unit (50); a first image acquisition unit (300), which senses the first light (L1) reflected on the first surface (S1), so as to acquire a first image (G1); a second image acquisition unit (400), which senses the third light (L3) reflected on the second surface (S2) and the second light (L2), so as to acquire a second image (G2); and a detection unit (500) for detecting an edge position or contour of the electrode unit (50) or a predetermined part (P) of the electrode unit (50) on the basis of brightness values or color values of the first image (G1) and the second image (G2).

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.

The invention relates to the technical field of industrial vision detection, in particular to an aluminum alloy die casting hole detection method and system based on industrial vision, and the method comprises the steps: obtaining an aluminum alloy die casting image, and carrying out the preprocessing; performing region segmentation on the aluminum alloy die casting image, and obtaining a suspected hole region in the aluminum alloy die casting image based on distribution information characteristics of a region segmentation result on gray scale and gradient; screening the suspected hole areas by using the contour and texture features of the suspected hole areas to obtain hole areas and areas to be determined; calculating a hole coefficient of the to-be-determined region based on the gray value distribution level of the pixel points in the to-be-determined region, and screening out a hole region in the to-be-determined region by using the hole coefficient; and performing quality evaluation on the aluminum alloy die casting by using the scale of the hole area contained in the surface of the aluminum alloy die casting. According to the invention, the detection accuracy of the hole defects in the aluminum alloy die casting is improved.

The invention discloses an infrared remote control visual chart-oriented synchronous mirror image control vision examination auxiliary system, which comprises an infrared receiving and transmitting device and a PC terminal, the infrared receiving and transmitting device comprises a development board, an infrared receiving module and an infrared transmitting module, and the PC terminal comprises a PC and is equipped with a bar code or two-dimensional code scanning gun and a bar code thermal printer. The PC is connected to an internal network and is connected with the development board; a signal pin of the infrared receiving module is connected with a digital pin D3 of the development board, a signal pin of the infrared transmitting module is connected with a digital pin D2 of the development board, and power supply pins of the infrared receiving module and the infrared transmitting module are respectively connected with a 5V pin and a GND pin of the development board; coding analysis software for infrared remote control of the visual chart and synchronous mirror image software for the infrared remote control visual chart are written in the PC, an infrared signal analysis database is established through the coding analysis software, and the software receives and sends infrared coding data through a COM port and an infrared receiving and emitting device.

The utility model discloses a combined annular light source device and a visual inspection system, which are used for solving the technical problem that the existing annular light source device cannot simultaneously detect appearance defects and characters of a workpiece. The combined annular light source device comprises an outer shell, a light-transmitting through hole is formed in the outer shell in the extending direction of the central axis of the outer shell, the inner portion of the outer shell is divided into an upper annular inner side wall and a lower annular inner side wall, a high-angle irradiation module is installed on the upper annular inner side wall, and a high-angle irradiation module is installed on the lower annular inner side wall. A low-angle irradiation module is mounted on the lower annular inner side wall; wherein the high-angle irradiation module emits light along the light-transmitting through hole at a first irradiation angle, the low-angle irradiation module emits light along the light-transmitting through hole at a second irradiation angle, and the first irradiation angle is larger than the second irradiation angle.

The invention relates to an inductor core feeding control system and method based on visual inspection and a medium, and relates to the technical field of battery management. The inductance core feeding control system comprises a material quantity detection module, a vibration driving module, a visual identification module, a material taking and placing module, a positioning correction module, a mold control module and a core control module, according to the method, illumination and reflection components of a core image are decomposed through a convolutional neural network, enhancement parameters are extracted by using a multi-branch prediction network, adaptive channel adjustment is performed in an HSV space, and finally an illumination balanced image is generated through weighted loss function fusion, so that the robustness and accuracy of visual detection in a complex industrial illumination environment are remarkably improved; the front and back surfaces of the inductor core body are automatically identified through visual inspection, and coordinate positions are marked, so that automatic feeding, positioning and automatic correction of the core body and automatic discharging of unqualified products are realized, and the production efficiency of an inductor assembly is improved.

The utility model relates to the technical field of machine vision detection, and discloses a vision detection device which comprises a shadowless light source and an annular light source which are sequentially arranged from top to bottom, the shadowless light source comprises an annular supporting plate and a shadowless light emitting lamp panel, and the annular supporting plate forms a top plate of the annular light source. An annular groove used for installing the shadowless light-emitting lamp panel is formed in the top of the annular supporting plate, and an annular protrusion used for limiting the annular light-emitting lamp panel of the annular light source is arranged at the bottom of the annular supporting plate. According to the visual inspection device, through the ingenious structural design, the height of the structure of the light source part is reduced, and the total size of the visual inspection device is reduced.

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.

1. Name of the product in this design: Vision tester (self-service). 2. Purpose of this design: For vision testing. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. As shown in other views, the top view is omitted; the bottom surface of this design product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

The utility model discloses a visual inspection system based on medicine bottle position auxiliary correction, which comprises a fixing frame, an electric cylinder is arranged on the inner wall of one side, close to the top end, of the fixing frame, the piston end of the electric cylinder is connected with a connecting plate, one side of the connecting plate is connected with a machine position fixing plate, and the machine position fixing plate is connected with a camera. A light source is arranged right below the camera; the turntable assembly is used for driving the medicine bottles to rotate; and the electric control assembly is used for controlling the identification detection and the turntable assembly to work. Belongs to the technical field of pharmaceutical equipment, can accurately identify the position of a medicine bottle, and can more accurately extract liquid medicine in the medicine bottle after shaking in cooperation with an electric control assembly.

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.

The invention relates to the technical field of semiconductor chip manufacturing, and discloses plasma cleaning equipment which comprises two vertical plates, a fixed table, a dust collecting box with an opening in the front side wall, an inferior product collecting box, a qualified product collecting box, a driving transportation assembly, a cleaning mechanism, a dust removal mechanism and a visual inspection assembly. A plurality of rotating shafts are rotationally connected between the two vertical plates at equal intervals, the multiple rotating shafts are jointly sleeved with a conveying belt, the visual detection assembly is matched with the inferior product collecting box and the qualified product collecting box, and automatic quality detection and sorting of cleaned products can be achieved. A visual detection head can quickly and accurately identify unqualified products, a second electric telescopic rod drives a material pushing plate to push the inferior products to an inferior product collecting box, qualified products are conveyed to the end along with a conveying belt and fall into a qualified product collecting box, manual intervention is not needed, the labor cost is reduced, the detection and sorting efficiency and accuracy are greatly improved, and the product quality is improved. The large-scale production requirements are met.

The invention discloses an eccentric shaft press-fitting automation device and a press-fitting method, and relates to the technical field of eccentric shaft press-fitting. The device comprises a countertop, a visual inspection system, a lifting mechanism, a plurality of groups of cylinder assemblies and a press-fitting mechanism, wherein the countertop is provided with a positioning block for placing a shell; the visual detection system achieves shell position compensation through a camera, a fine adjustment stepping motor and a PLC. The lifting mechanism drives the shell to the reference height; the multiple air cylinder assemblies automatically complete shell transferring, bearing feeding and cam shaft positioning. The servo press-fitting electric cylinders on the two sides synchronously execute the three-section press-fitting stroke, and the depth error is smaller than or equal to 0.1 mm. The press fitting method comprises the steps of manual discharging, visual positioning and lifting, air cylinder positioning and transferring, bearing / camshaft automatic feeding and synchronous press fitting and resetting. Press fitting automation is achieved, precision and efficiency are improved, labor intensity is lowered, and stable product quality is guaranteed.