960 results about "Line drawings" patented technology

The embodiment of the invention provides a three-dimensional ray drawing method and device, and a curve control point is dynamically generated through precise conversion of a geographic coordinate system and a projection coordinate system in combination with an azimuth angle and an earth surface distance. A curvature correction mechanism based on a curved surface projection model is innovatively designed, the influence of the earth curvature on a ray trajectory is considered, and smooth space trajectory generation is realized through a Bezier curve parameter model. According to the system, the coordinate transformation compensation and spherical projection technology is adopted, accurate mapping of a geodetic coordinate system and a display coordinate system is established, accurate rendering of a three-dimensional space curve under different scales and view angles is ensured, and a high-precision technical scheme is provided for geographic information visualization. According to the method, the limitation of traditional straight line drawing is broken through, and the real trajectory expression considering the earth curvature is realized.

The utility model relates to an automatic visual ink-jet line drawing machine. Comprising a conveying device used for conveying materials, a visual positioning device used for shooting and upwards conveying the positions of the materials on the conveying device, a material pressing device used for fixing and flattening the materials on the conveying device and an ink-jet line drawing device used for drawing lines on the materials on the conveying device, all of which are arranged on a rack. The ink-jet line drawing device is located above the conveying device and electrically connected with the visual positioning device. The pressing device comprises a driving source installed on the rack, a driving roller set connected with the output end of the driving source and a pressing net wound around the driving roller set. The driving roller set drives the pressing net to operate and synchronously move in the same direction as the conveying face of the conveying device. The pressing net is arranged above the conveying device and forms a conveying channel used for conveying materials with the conveying device. The automatic line drawing device has the advantages of being capable of automatically completing line drawing, convenient and fast to produce, high in line drawing efficiency and low in production cost.

The invention relates to visual identification line drawing assembly welding equipment which comprises a welding conveying assembly, the welding conveying assembly comprises a platform frame and a conveying roller installed on the platform frame and used for conveying a packing machine plate, the conveying direction of the conveying roller is defined as the first direction, and the other horizontal direction perpendicular to the first direction is defined as the second direction; a self-walking line drawing assembly, a self-walking spot welding assembly and an auxiliary positioning assembly which move in a reciprocating mode in the first direction are arranged on the platform frame. According to the automatic line drawing and welding device, line drawing and welding of the packing machine plate are achieved through joint cooperation of the welding conveying assembly, the self-walking line drawing assembly, the self-walking spot welding assembly and the auxiliary positioning assembly, spraying drawing of visual recognition color lines of different colors can be achieved only through one-time walking, the line drawing efficiency is greatly improved, and the labor intensity of workers is lowered. And an automatic accurate assembling and positioning function and visual intelligent welding are realized.

The invention belongs to the technical field of artificial intelligence generation, and particularly relates to a Chinese painting line draft coloring method based on time sequence modeling and cross-modal fusion, which comprises the following steps of: acquiring a multi-modal Chinese painting data set, and taking a line draft image, text description and a reference image in the image data set as original input; after preprocessing, dividing into a training set and a test set; the line draft image, the text description and the reference image serve as input, a Chinese line draft coloring network model is trained, and a training model is obtained; the Chinese line drawing draft coloring network structure comprises a text time sequence modeling module and a multi-modal feature fusion module, the text time sequence modeling module extracts semantic features through a text encoder and introduces position coding and bidirectional LSTM to construct a time sequence relation between words, the multi-modal feature fusion module fuses text and image features, and the text and image features are integrated to form a multi-modal feature fusion model. Detail optimization and feature enhancement are carried out; through the multi-modal data set, time sequence modeling and cross-modal fusion, automatic high-quality coloring of the Chinese drawing draft is achieved.

The line drawing device comprises a first rod body and a second rod body, the first rod body and the second rod body are symmetrically arranged, a handle rod is arranged at the joint of the first rod body and the second rod body, the first rod body is fixedly connected with the handle rod, and the second rod body is rotationally connected with the handle rod through a bearing; a front punching assembly and a tail punching assembly which are used for tracing lines are fixedly arranged on the first rod body and the second rod body correspondingly, adjusting assemblies used for adjusting punching pressure are arranged on the front punching assembly and the tail punching assembly correspondingly, and a marking mechanism used for marking points needing to be marked is fixedly arranged on the front punching assembly. A cleaning mechanism used for cleaning floating hair and sundries on clothes before punching is further fixedly arranged on the front punching assembly. The line drawing device integrates the functions of cleaning, punching, pressure adjusting and marking, adapts to various scenes, can improve the punching precision and efficiency and reduce fabric damage, and is suitable for various clothes design scenes.

The utility model discloses a color mark pen color sample line drawing clamp which comprises a machine frame, a line drawing platform is arranged above the machine frame, a paper pressing assembly is arranged on the line drawing platform, and a color pen positioning and clamping assembly used for clamping a color pen is arranged at the position, above paper, of the line drawing platform. A color pen moving driving mechanism used for driving the color pen to move from one end of the paper to the other end of the paper is arranged below the line drawing platform, and the end, away from the color pen, of the color pen positioning and clamping assembly is rotationally connected with the color pen moving driving mechanism. The counter weight assembly is arranged on the color pen positioning and clamping assembly and used for increasing or reducing the weight to control the pressure borne by the pen point of the color pen. The gradient, the stability, the moving speed and the pressure borne by the pen point of the color pen can be controlled to be unchanged when the color pen draws lines each time, so that the colors of the drawn lines of the same color pen can be repeated, the color difference of the colors of the drawn lines of the same color pen is avoided, the color quantification of the color pen can be realized through a tester, and the operation is simple, convenient and fast.

The utility model provides a preoperative line drawing tool for double eyelid surgery, which comprises an upper frame, a lower frame and the upper frame are oppositely arranged, and a plurality of through holes are uniformly formed in the lower frame; the two side frames are oppositely arranged in parallel, the lower frame and the two side frames are integrally formed, and the upper frame is fixedly installed at the tops of the two side frames and defines a rectangular line drawing space together; the line drawing ruler is arranged in the line drawing space in a bendable and adjustable mode, and the two ends of the line drawing ruler are installed on the two side frames in a sliding mode. The multiple adjusting rods are installed in the through holes respectively and are in friction sliding fit with the through holes, one ends of the adjusting rods are located on the outer side of the line drawing space, and the other ends of the adjusting rods are located in the line drawing space and fixedly connected with the line drawing ruler. According to the preoperative line drawing tool for the double-eyelid operation, during preoperative line drawing, the tool is buckled on the periphery of the eye, then the adjusting rods are adjusted, the distance between the line drawing ruler and the eyelid edge is accurately adjusted, a smooth transition arc is formed, and after the shape is determined, an operator uses the line drawing tool to draw lines along the line drawing ruler.

The embodiment of the invention provides a biological section line drawing detection method and device, computer equipment and a storage medium, and relates to the technical field of image processing. The method comprises the following steps: acquiring a biological slice original image comprising a plurality of slice images, drawing lines on the biological slice original image, and determining a line drawing area image according to the drawn lines; equally selecting a plurality of rotation angles in the rotation angle interval, and performing rotation matching on the detection template and the line drawing area image based on the plurality of rotation angles to obtain a plurality of matching scores; if a score extreme value in the plurality of matching scores meets a first matching condition, determining an optimal slice image corresponding to the score extreme value in the line drawing area image as a target slice image, and outputting slice position information; and otherwise, under the condition that the rotation angle interval meets the interval reduction condition, reducing the rotation angle interval so as to select a plurality of new rotation angles in the reduced rotation angle interval for continuing rotation matching. Therefore, the detection accuracy of the biological section image can be improved.

1. The name of the design product: the main body of the accessory holder. 2. The use of the design product: the overall product is a holder installed on a faucet and other kitchen and bathroom products, used to place soap boxes and other items; the part to be protected is the main part of the accessory holder. 3. The design points of the design product: the shape of the solid line drawing. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention belongs to the related technical field of automobile manufacturing, and particularly relates to a limo window lifting structure durability testing device which comprises a workbench, and a clamping mechanism used for positioning a limo door is arranged on the workbench; the clamping mechanism comprises a positioning seat slidably connected to one side of the upper end face of the workbench, and first clamping blocks are slidably connected to the two sides of the upper end of the positioning seat correspondingly. The workbench is further provided with an infrared sensing type line drawing mechanism used for recording the car window clamping position. By means of the infrared sensing type line drawing mechanism, the lifting condition of the car window each time can be recorded in the controller in a line mode and checked through the display screen, so that the lifting condition of the car window can be checked more conveniently, the process that a worker observes the lifting condition of the car window in a visual mode is omitted, and the working efficiency is improved. And the labor intensity of workers is reduced.

The present invention provides a tire line detection method based on machine vision, which solves the technical problem that the existing tire color line drawing lacks automated detection, and the steps mainly include: S1, image shooting; S2, image preprocessing; S3, image analysis, matching and obtaining the color identification and processing position identification of each color line; S4, obtaining the process identification information of the color line; S5, identification information comparison; S6, sending instructions, when the comparison result in S5 is abnormal, sending preset instructions to the alarm system and MES system. The present invention realizes automatic detection of line quality by online shooting of tread color lines and combines machine vision applications, improves production efficiency, reduces the defective rate, and thus reduces cost expenditure, and can be widely used in the field of tire processing technology.

This simulation device comprises: a storage unit that stores data of a plurality of three-dimensional models respectively corresponding to a plurality of objects serving as candidates to be placed in a simulation space and data of a plurality of two-dimensional models respectively corresponding to the plurality of objects; a display unit that displays the simulation space; a reception unit that receives a user operation for drawing a line drawing freehand in the simulation space; a two-dimensional model selection unit that selects, from the plurality of two-dimensional models, a two-dimensional model which is similar to the line drawing; a three-dimensional model selection unit that selects, from the plurality of three-dimensional models, a three-dimensional model of an object corresponding to the selected two-dimensional model; and a placement unit that places the selected three-dimensional model in the simulation space on the basis of the position of the line drawing.

The utility model relates to a drilling positioning device suitable for different templates, and belongs to the technical field of machining. Comprising a plate body and a magnet, the magnet is located on the side where one corner of the plate body is located, the plate body is provided with a plurality of positioning hole sets, and each positioning hole set is used for positioning the position, needing to be drilled, of the template. The utility model provides a drilling jig which can adapt to templates of various sizes and types, so that the drilling precision and the production efficiency are improved, the operation process is simplified, and in addition, the problem that in a traditional die drilling method, manual line drawing and positioning are carried out firstly, and then drilling operation is carried out is solved at the same time. According to the utility model, the positioning hole groups with different sizes are arranged on the plate body, and the template is fixed by the magnets, so that a flexible and multi-purpose drilling solution is realized.

The invention belongs to the technical field of beam field detection, and aims to solve the problems of complexity and errors during manual line drawing and springback detection in traditional distance measurement. According to the inspection robot for beam field springback detection and the detection method of the inspection robot, the free end of a mechanical arm can move in multiple directions and multiple angles relative to a robot body, and the free end of the mechanical arm is provided with a quick-change main disc; a test area seal in the rebound apparatus test area seal tool is used for stamping a test area pattern at a target position of a concrete surface of a beam structure, and a rebound apparatus of the rebound apparatus tool is used for performing a concrete rebound test at the position where the test area pattern is stamped; the rebound instrument test area seal tool and the rebound instrument tool are both detachably connected with the robot body, quick-change auxiliary discs are arranged on the tools, and any quick-change auxiliary disc and the quick-change main disc can form a quick-change mechanism. According to the device, the rebound detection range and efficiency can be increased, and the complexity and errors caused by manual line drawing and handheld rebound apparatus detection are avoided.

The invention discloses a stable diffusion method for few-sample meter defect image generation, which is characterized in that a pre-training model is finely adjusted, structural features and defect knowledge of a transformer substation meter are embedded, and the similarity between a generated image and an actual meter is improved. A crack feature modeling module is innovatively designed, a line draft graph, a crack mask and a constraint graph are combined, a control image with geometric constraints is generated, and the shape and the position of the crack are accurately expressed. Meanwhile, a super network mechanism is introduced, weight distribution in the generation process is dynamically adjusted, and consistency and diversity of the generated image in form and position are ensured. According to the method, the transformer substation meter defect image with specific crack characteristics can be generated under the condition of a small number of samples, and the diversity and quality of the generated image are remarkably improved. Through application in a downstream detection task, the generated data effectively improves the precision and robustness of a defect detection model, and powerful support is provided for safe and stable operation of a power system.

1. The name of the design product: the main body of the tablet computer protective shell (snowflake). 2. The use of the design product: the overall design product is a protective shell for protecting a tablet computer, and the claimed part is used as the main body of the protective shell. 3. The design points of the design product: the shape of the solid line drawing. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained: the design product is a partial design, the claimed part is the solid line part in the view, and the dashed line part is not claimed.

The invention relates to the technical field of costume design, and discloses a costume design line drawing device which comprises a workbench and further comprises a moving assembly arranged on the workbench and used for driving a line drawing pen to move, a line drawing mechanism arranged on the moving assembly and used for adjusting the line drawing pen, and a static electricity removing mechanism arranged on the line drawing mechanism and used for removing static electricity on the line drawing pen. The static electricity removing mechanism is arranged on the workbench and used for conducting static electricity removing operation on the clothes, and the pressing mechanism is arranged on the workbench and used for pressing the clothes. The X-axis and Y-axis high-precision movement of the line drawing pen is achieved through the moving assembly, the driving motor is matched to drive the spiral disc to rotate, the switching between a straight line drawing mode and an arc line drawing mode can be completed within a short time, when the electromagnet is powered off, the second inserting rod is fixed to the connecting frame, the moving block horizontally moves along with the spiral disc, and the straight line drawing error is ensured; the connecting frame and the spiral disc rotate synchronously to drive the line drawing pen to rotate at a fixed radius, so that the working efficiency is improved.

1. The name of the design product: the main body of the handle. 2. The use of the design product: the overall product is used as the handle of kitchen and bathroom products such as faucets, and the part to be protected is the main body part. 3. The design points of the design product: in the shape of the solid line drawing. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a quick positioning device for a center hole of a shaft blank, relates to the technical field of center hole positioning, and aims to solve the problem that the center hole of the forged shaft blank is difficult to quickly and accurately position. The quick positioning device comprises a lathe bed, and a supporting mechanism for supporting the blank is arranged on the lathe bed. A driving device used for driving the blank to rotate is arranged on the supporting mechanism, a positioning mechanism is further connected to the lathe bed in a sliding mode, and a line drawing mechanism and a punching mechanism are arranged on the positioning mechanism.

The invention discloses a four-dimensional running line drawing method and system for a networked multi-scene train working diagram, and the method comprises the steps: building four types of databases and constraint rules, automatically extracting associated data from the built databases in a man-machine interaction mode according to different running scenes, and drawing a running line under the constraint rules. Each running line is attached with four dimensional coordinates including train attributes, running directions, running routes and running time from the starting point to the terminal point, running line parameter information is embodied in real time, the problem that manual assembly of running line data is extremely tedious in the using process of existing running diagram software is solved, high efficiency and refinement of running diagram drawing are achieved, and the running diagram drawing efficiency is improved. The method can adapt to various driving organization scenes, and the rapidity, adaptability, flexibility and refinement of running chart drawing are improved; a foundation is laid for high-quality operation, cost reduction and efficiency improvement of rail transit, and a technical and tool foundation is creatively laid for management and energy conservation of train operation.

1. Name of the product in this design: Brake component and side cover for casters. 2. Application of this design: The entire product is used for casters, and parts of the product are used for caster brakes and side covers. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. This design patent application is a partial design patent application. The solid lines in the design drawings or photographs represent the portion of the caster that needs to be protected, while the dashed lines are only used to illustrate other parts of the caster. The dashed lines are not within the scope of protection of this design patent application.

The invention relates to the technical field of intelligent label printing, and provides a method and device for drawing a vector file through an online drawing board. The method comprises the following steps: responding to a tag customization operation, and entering a tag customization page; the label customization page comprises a material display area and a label manufacturing area; the material display area is used for displaying a material library, and the material library comprises a plurality of materials; a material selection operation is responded, selected materials are displayed in the label manufacturing area, and the label manufacturing area and the material display area are kept to be located on the same interface. According to the method, a label customization function is provided for the user, so that the user can manufacture the label by himself / herself according to the requirement, the more detailed requirement of the user can be met, the material object is displayed to the user in the form of the material library, the customization process is more simplified, and the user experience is improved. In addition, the material display area and the label manufacturing area are placed on the same interface, so that the user can operate conveniently.

The invention discloses a multi-temporal remote sensing image change detection method and system based on interactive prompt, and belongs to the field of cross combination of remote sensing images and AI, and the method comprises the steps: obtaining paired multi-temporal remote sensing images and corresponding binary change tag maps, and forming a sample set comprising a front temporal image, a rear temporal image and a tag map; simulating to generate a positive sample prompt graph and a negative sample prompt graph by adopting three interactive modes of clicking, frame selection and line drawing; during first iteration, the positive sample prompt graph, the negative sample prompt graph and the sample set which are generated through simulation are input into the interactive prompt remote sensing change detection model; during subsequent iteration, the currently generated positive and negative sample prompt graph and the previous segmentation result graph are jointly input into an interactive prompt remote sensing change detection model; repeating the iteration step for at least three times to optimize parameters of the interactive prompt remote sensing change detection model; and inputting a to-be-detected multi-temporal remote sensing image into the trained interaction prompt remote sensing change detection model, and outputting a change detection result graph in combination with user real-time interaction prompt.

1. The name of the design product: the main body of the tablet computer protective shell. 2. The use of the design product: the overall design product is a protective shell for protecting a tablet computer, and the claimed part is used as the main body of the protective shell. 3. The design points of the design product: the shape of the solid line drawing. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained: the design product is a partial design, the claimed part is the solid line part in the view, and the dashed line part is not claimed.

1. The name of the design product: the main body of a loudspeaker. 2. The use of the design product: used as a loudspeaker. 3. The design points of the design product: in the shape of the solid line drawing. 4. The picture or photo that best shows the design points: the use state perspective view. 5. Other circumstances that need to be explained: this design is a partial design, and the part shown by the dashed line in the view is not the part claimed in this application.

The utility model discloses a pit mining mine measurement line drawing auxiliary device, belongs to the field of underground mine production, and solves the problems that a center line and a waist line are not straight, have little deviation and are not standard in an existing line drawing mode. The waistline drawing device comprises a straight line drawing device body and a waistline drawing accessory, the straight line drawing device body comprises spring telescopic rods, a main line drawing rod and a ruler, the spring telescopic rods are connected to the two ends of the main line drawing rod, a long groove is formed in the center of the main line drawing rod, one end of the ruler is rotationally connected to the position close to the center of the main line drawing rod, and the ruler is located in the long groove. The waist line drawing accessory comprises a handle and two triangular line drawing rulers, and the waist line drawing accessory is connected to the line drawing main rod. According to the utility model, the accuracy and the standard degree of measuring and drawing lines are improved, the waste of paint spraying is reduced, the accurate measuring service is provided in the production process, the line drawing recording of measuring personnel is facilitated, and the popularization value is great.

The invention relates to the technical field of mechanical metamaterial additive manufacturing, and discloses a 3D printing deformation-recoverable shape memory alloy mechanical metamaterial which comprises the following steps: S1, defining the shape, the geometric dimension and the design boundary of a mechanical metamaterial unit according to the use environment requirement and the processing and manufacturing requirement of the mechanical metamaterial; s2, completing the design and drawing of a two-dimensional line diagram of the mechanical metamaterial unit; s3, constructing a three-dimensional unit grid model based on the mechanical metamaterial unit two-dimensional line graph; s4, a corresponding shape memory alloy component system is selected, and the structure and the phase change temperature of the mechanical metamaterial are further regulated and controlled through alloy component proportion optimization, 3D printing process parameter optimization and aftertreatment system formulation; and S5, preparing the deformation-recoverable shape memory alloy mechanical metamaterial through a 3D printing technology according to the optimized 3D printing process parameters. The mechanical properties such as the elastic modulus, the yield strength and the Poisson ratio can be manually regulated and controlled.

1. The name of the design product: range hood and its lower part. 2. The use of the design product: the whole product is used to suck the oil fume and water vapor produced during cooking, and the lower part is used to form the range hood with other parts of the range hood. 3. The design points of the design product: the shape of the solid line drawing part of designs 1 to 3, and the overall shape of designs 4 to 6. 4. The picture or photo that best shows the design points: the perspective view of design 1. 5. The back and top of the design product are not easily seen during use, so the rear view and top view of designs 4 to 6 are omitted. 6. Design 1 is designated as the basic design. 7. The dashed lines in designs 1 to 3 indicate the parts not required for protection.

1. The name of the product of this design: microwave oven panel. 2. Purpose of the product of this design: Microwave ovens are used for heating and cooking food. The panel of a microwave oven includes a door panel and a control panel. The door panel is used to open or close the cooking cavity of the microwave oven, and the control panel is used to display information and control the microwave oven. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need to be explained Other explanations: The portion to be protected by this appearance design is limited by the portion drawn by the solid line in the view, and the portion drawn by the dotted line in the view does not constitute the portion required to be protected by the local appearance design.