398 results about "Gemstone" patented technology

The invention belongs to the technical field of image processing, and relates to a defect traceability analysis method of a jewelry multiple surface treatment process, which comprises the following steps: injecting three marking substances corresponding to light with different wavelengths into surface positions with different depths to form a marking layer which can be identified by subsequent detection equipment; generating processing record data of the current process; collecting a pressure change waveform applied to the gemstone in the machining process, and generating a mechanical feature vector in combination with working parameters of equipment; inputting the processing record data and the mechanical feature vector into a preset process knowledge base to identify an abnormal parameter coupling relationship, and generating defect reason positioning information; comparing the deviation values of the actual parameters and the digital twinborn standard parameters layer by layer to generate a visual deviation report; generating a machine executable process optimization instruction; and updating through a transfer learning algorithm to form a self-evolution quality control link. The problem that a complete evidence chain from stress fluctuation to surface flaws cannot be constructed due to separation of a marking method and a detection technology is solved.

A gemstone includes a crown, a pavilion, and a girdle disposed between the crown and the pavilion. The girdle has an elliptical cross-section with a major axis and a minor axis. The surface of the gemstone is generally divided into a number of groups of interlocking facets disposed at a variety of angles. The groups of facets comprising the surface of the crown generally include star facets, upper intermediate crown facets, lower intermediate crown facets, main crown facets, and upper girdle facets. The upper girdle facets generally abut an upper edge of the girdle. The groups of facets comprising the surface of the pavilion include culet-adjacent facets, candle facets, main pavilion facets, and lower girdle facets. The lower girdle facets generally abut a lower edge of the girdle.

A gemstone includes a crown, a pavilion, and a girdle disposed between the crown and the pavilion. The girdle has an octagon-shaped cross-section. The surface of the gemstone is generally divided into a number of groups of interlocking facets disposed at a variety of angles. The groups of facets comprising the surface of the crown generally include star facets, upper intermediate crown facets, lower intermediate crown facets, main crown facets, and upper girdle facets. The upper girdle facets generally abut an upper edge of the girdle. The groups of facets comprising the surface of the pavilion include culet-adjacent facets, candle facets, main pavilion facets, and lower girdle facets. The lower girdle facets generally abut a lower edge of the girdle.

A gemstone includes a crown, a pavilion, and a girdle disposed between the crown and the pavilion. The girdle has a pear-shaped cross-section with a rounded end a tapered end narrower than the rounded end. The surface of the gemstone is generally divided into a number of groups of interlocking facets disposed at a variety of angles. The groups of facets comprising the surface of the crown generally include star facets, upper intermediate crown facets, lower intermediate crown facets, main crown facets, and upper girdle facets. The upper girdle facets generally abut an upper edge of the girdle. The groups of facets comprising the surface of the pavilion include culet-adjacent facets, candle facets, main pavilion facets, and lower girdle facets. The lower girdle facets generally abut a lower edge of the girdle.

Systems and methods for identifying gemstones include systems and methods for obtaining a set of measurements for a gemstone, deriving measurements of edges and / or facets of the gemstone and creating feature sets based on the derived measurements for comparison and matching to recorded features of gemstone records in a database. Systems and methods for creating a database of gemstone records are also described.

A variety of techniques for authentication of jewelry and gemstones is provided. With some example embodiments, blockchain may be used to store a reference signature for the jewelry / gemstone, and a digital asset such as a non-fungible token can link this reference signature with the physical jewelry / gemstone. During an authentication process, the reference signature stored on the blockchain can be accessed and compared with a test signature derived from an item that is purported to be the original jewelry / gemstone to determine whether they match to support a declaration that the purported jewelry / gemstone is authentic.

This product is a ring-shaped massager, and a vibration mechanism including a vibration motor, a rechargeable battery, and a charging terminal is built into the decorative part that resembles a jewel. By placing this product on the body, the part is vibrated and massaged. This product can be used by putting the ring part on the finger.

The invention relates to the technical field of gem detection and three-dimensional modeling, in particular to a gem high-precision three-dimensional modeling and flaw detection method based on reverse engineering, which comprises the following steps: S1, fixing a gem to be modeled, and acquiring image data of different wavelengths by using a multispectral imaging device; s2, performing distortion correction, noise suppression and light intensity normalization processing on the multispectral image data; s3, based on the preprocessed multispectral image data, refractive index inversion is carried out in combination with a gem optical model and light propagation characteristics, and point cloud data containing space coordinates and refractive index information is generated. According to the method, the gemstone is subjected to multispectral imaging acquisition, and image preprocessing, refractive index inversion, point cloud processing and self-adaptive grid reconstruction are combined, so that high-precision three-dimensional modeling and defect marking are realized, and the problems that traditional gemstone detection mostly depends on manual observation, and due to the lack of multispectral information, the gemstone detection accuracy is low are solved. Therefore, the problem that internal defects cannot be accurately identified is solved.

The invention relates to a method applied to color grading of green jadeite, which belongs to the technical field of gemstone colorimetry, and defines the color grade of the green jadeite by establishing a theoretical color card model, obtaining a real object grading sample, preparing a color card, placing a sample to be detected, grading the dominant color of the sample to be detected and confirming the concentration and gray level of the sample to be detected. The invention further provides a color card device applied to green jade color grading, the color card device comprises an acrylic colorimetric set and a support assembly, the acrylic colorimetric set is composed of two acrylic color cards with different hues, the acrylic color cards are pure green and blue-green respectively, the color card with a single hue is designed into 12 color blocks of 3 * 4, and the support assembly is connected with the acrylic colorimetric set. Developing by taking the concentration and the gray as vertical and horizontal coordinates; the support assembly comprises a color card support and a length measuring instrument. The color card support is composed of an acrylic main plane and a base. According to the method, the efficiency and accuracy of green jadeite color grading can be improved, and market disorder caused by green jadeite color evaluation differences can be reduced.

1. The name of this design product: mobile phone case (gemstone). 2. Purpose of this design product: Protective shell for mobile phones. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

Disclosed herein are molecularly coated surfaces, methods of coating surfaces, and methods of using coatings on surfaces. In some embodiments, the coated surfaces are useful in applications to avoid blemishes on gemstones, confer antimicrobial activity on a surface, confer a therapeutic property to a surface, detect an analyte, change the color of a surface, and or to change the physical and / or chemical properties of a surface.

The present embodiments relate to a modular system to sort and analyze melee sized gemstones in an automated manner. The system can use a rotating tabletop design to separate gemstones for individual analysis and sorting. For instance, a feeder subsystem can obtain gemstones, and a singulation subsystem can orient the gemstones for further processing. The gemstone can move between subsystems due to the rotation of the table. A set of metric subsystems disposed about the table can process aspects of the gemstone to derive metrics for the gemstone. Further, a sorting subsystem can sort the gemstone into a corresponding bin based on the derived metrics for the gemstone.

1. The name of the design product: the hat cup (the earth has the heart gemstone blue). 2. The use of the design product: for containing tea. 3. The design points of the design product: the combination of shape, pattern and color. 4. The picture or photo that best shows the design points: front view. 5. The design contains color. 6. The same as the front view, omit the rear view, left view, right view.

The application provides an improved gemstone testing device for testing a gemstone specimen. The device includes a housing, a platform for supporting the gemstone, a first light source for illuminating the gemstone, a second light source for exciting the gemstone, a third light source for exciting the gemstone, a light filter, a sheet of light absorptive material for absorbing blue light ray, a camera module for taking a picture of the gemstone, and a display module for displaying the picture and a corresponding reference picture of the gemstone to a user.

The present invention relates to the technical field of ceramics, and proposes a surface jointing process and equipment for gemstones and purple sand. The surface jointing equipment for gemstones and purple sand includes an angle grinder and a brazed diamond grinding wheel; in the surface jointing process for gemstones and purple sand, after the joint surfaces of the gemstones and purple sand are polished by the equipment, the gemstones are bonded to the purple sand using an adhesive. The present invention also proposes an adhesive, which comprises the following components in parts by weight: 30-50 parts of epoxy resin, 10-15 parts of N-methylolacrylamide, 5-10 parts of phenolic resin, 10-15 parts of quartz powder, 10-20 parts of ethanol, 4-7 parts of curing agent, and 0.1-0.5 part of silane coupling agent. Through the above technical solution, the problems in the prior art that there are a large number of gaps around the inlay and poor bonding effect in the surface inlay of purple sand products are solved.

The invention discloses a jewel shaft socket surface defect detection method and device. The jewel shaft socket surface defect detection method comprises the following steps: S1, rotating a conveying turntable, and conveying a to-be-detected part which is processed in the previous procedure to a detection station of an image acquisition module; s2, starting a positioning adjustment module, jacking the to-be-detected part to a preset detection point position, and enabling the top of the opening part of the to-be-detected part to be in close contact with the rotating sleeve; s3, controlling the microscope to focus on the surface of the jewel bearing ball socket, and collecting a first surface image; s4, starting the rotating sleeve, driving the damper and the to-be-tested part to rotate by a preset angle, and then stopping; s5, the microscope is focused on the surface of the jewel bearing ball socket again, and a second surface image is collected; and S6, transmitting the two images with different visual angles to a defect detection and analysis module, and analyzing the data and outputting a detection result by the defect detection and analysis module. According to the invention, automatic detection of the surface defects of the shaft socket of the jewel bearing in the small hole is realized, the production efficiency is improved, and the labor intensity of personnel is reduced.

The application belongs to the technical field of spherical simulation gemstone grinding equipment, and in particular discloses a spherical simulation gemstone grinding device, which comprises a workbench and a fixing frame fixedly installed on the upper end surface of the workbench.

1. The name of this design product: Pendant (Pile of Gems). 2. Application of this design product: used as necklace pendant, bracelet pendant, earring pendant, anklet pendant, zipper pendant. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

An apparatus and method for sorting gemstones from a batch of gemstones are disclosed. The apparatus comprises one or more measurement locations, each measurement location comprising at least one measurement device configured to measure one or more characteristics of a gemstone. A continuously movable surface supports the gemstone thereon and transports the gemstone to one or more measurement locations. The separating device separates the gemstones from each other as they are transported to the one or more measurement positions on the movable surface. The position trigger includes a sensor at a sensor position for identifying when a gemstone passes through the sensor position. The controller receives the signal from the position trigger, records the position of the movable surface upon receipt of the signal, and tracks subsequent positions of the gemstones by monitoring movement of the movable surface so that measurements of one or more characteristics of each gemstone can be associated with the position of the respective gemstone on the movable surface. Specific indicia in the luminescent properties of the gemstone can be used to identify the properties of the stone.

Described herein is a system and a method for assorting gemstone packages. The system (100) includes a loading and scanning assembly (102) for scanning one or more gemstone packages placed on a platform (108) and a pick and place assembly (104) for picking the scanned gemstone packages placed on the platform (108) and assorting the gemstone packages to one or a plurality of bins (110) based on the criteria of the gemstones inside the gemstone packages. A processing mechanism (106) is provided to give instructions to the loading and scanning assembly (102) and the pick and place assembly (104). The gemstone package assorting system (100) ensures that full utilization of available bins and assorting of the given lot containing gemstone packages during gemstone processing is accomplished in less time.

A method and apparatus 10 for sorting gemstones has a collection location 60, such as a light table, for receiving one or more gemstones, which may come from hopper 50, where images are captured, poss

The present invention provides a restoration method for high-transparency gemstone cultural relics, which relates to the technical field of restoration. The restoration method for high-transparency gemstone cultural relics provided by the present invention includes the following steps: (1) cleaning the butt joint surfaces of the gemstone fragments; (2) after completely butting the gemstone fragments, fixing the butting area; (3) applying Hexata adhesive to the gaps in the butting area and leaving a gap of 1 / 4 to 1 / 3, to obtain a first spliced piece; (4) placing the first spliced piece in a vacuum chamber for vacuum pumping, with the air pressure in the vacuum chamber being -0.090 to -0.098 MPa for 5 to 10 minutes, to obtain a second spliced piece; (5) polishing the surface of the butting area of the second spliced piece with diamond polishing paste to complete the restoration of the gemstone. The present invention solves the problems of transparency and butting tightness encountered in the restoration of high-transparency gemstone cultural relics, and reduces the cracks remaining after butting.

The gem fixing device comprises an annular guide rail assembly and a clamping assembly, the annular guide rail assembly comprises a fixed part and a movable part, and the lower end of the fixed part is fixedly connected with a supporting assembly. The clamping assembly comprises a first rod body vertically and fixedly connected to the upper end of the moving part, a second rod body capable of vertically sliding relative to the first rod body and coaxially rotating relative to the first rod body, a locking piece used for locking the second rod body to the first rod body, and a third rod body horizontally and fixedly connected to the upper end of the second rod body. A gem clamp for clamping a gem is arranged at one end of the third rod body. According to the jewel clamp, the jewel with a small size can be clamped, rotation of the jewel can be achieved through the annular guide rail assembly and the first rod body and the second rod body matched with the annular guide rail assembly, and observation convenience of identification personnel can be improved; in addition, the gemstone can be adjusted to a fixed position and kept fixed for a long time, so that the two hands are liberated, and the convenience is further improved.

1. Name of the Design Product: Gem Holder for Jewelry Necklace. 2. Use of the Design Product: The overall use of the product is for a jewelry necklace to be worn, and the partial use of the product is as a gemstone base. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph Most Indicating the Design Key Points: 3D View of Design 1. 5. Design 1 is designated as the basic design. 6. Other Circumstances Requiring Explanation: Other Explanation: The dashed-line parts in the design pictures do not belong to the content of the design for which protection is requested.

The present invention provides a computer-implemented method for identifying a specific gemstone having known reference points. In one embodiment, the computer-implemented method comprises the following steps: (a) detecting the known reference points from a source image of the specific gemstone; (b) retrieving one or more reference images of possible gemstones from a gemstone database based on the known reference points; (c) extracting edge features from the source image and the one or more reference images; (d) calculating a similarity value by pairing the edge features of the one or more reference images with those of the source image; and (e) identifying the specific gemstone from the one or more reference images based on the similarity value.

Systems and methods here may be used for a setup of image capturing of a gemstone, such as a diamond, exposed to different light sources. Some examples utilize a setup that both sends light and captures the image through multiple dichroic beam splitters at pre-selected timing. The multiple light source and multiple dichroic beam splitter arrangement allows for multiple gemstones to be analyzed using multiple methods with minimal moving, changing, or adjusting the equipment for different samples.

1. Name of the product design: Earrings (JP Butterfly Gemstone-Set Diamond-G-QU-E0014). 2. Purpose of this design product: This design product is used for earring decoration. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view.

The invention discloses a gem and jade identification certificate generation system based on artificial intelligence analysis, and the system comprises a gem and jade detection data collection module which collects gem and jade physical information, converts the gem and jade physical information into digital information, and stores the digital information; the gem and jade detection data standard management module is used for setting a gem and jade data standard dictionary database and configuring and managing digital information of different types of gems and jades according to a data node tree; the gem and jade data detection large model is used for analyzing multimedia parameters and physical parameters of gem and jade and completing market value evaluation; and the gem and jade digital certificate output module is used for issuing and displaying the gem and jade digital certificate. According to the gem and jade authentication certificate generation system based on artificial intelligence analysis, the authentication result can be automatically obtained, and the corresponding digital certificate is generated.

The fancy concave cutting gemstone faceting attachment device is a device that allows concave type faceting of gemstones by means of mounting this device to an existing faceting machine. This may be accomplished utilizing the existing machines drive motors and hardware. This device prevents the need to purchase completely separate concave faceting machines to accomplish the same task of concave faceting. This is preferably a universal machine design allowing this device to mount to many makes of faceting machines in the current marketplace.

1. Name of the product in this design: Jewelry Set (Lucky Sign™ Series Gemstone Set). 2. Intended use of this design: jewelry, ornaments, and accessories. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design points: 3D model of Kit 1. 5. Other situations requiring explanation: Package 1 of this design product is a bracelet, package 2 is an earring, and package 3 is a ring.