224 results about "Gemstone" patented technology

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.

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.

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 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.

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 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.

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.

The invention discloses a method for nondestructively distinguishing kaolinite minerals based on an infrared reflection method, and belongs to the technical field of gemstone detection. According to the method, the classification standard of the kaolinite minerals is formulated according to the wave number difference between a Si-O characteristic peak near 1130 cm <-1 > and a Si-O-Si characteristic peak near 1005 cm <-1 > in an infrared reflection spectrum; the method comprises the following steps: determining an infrared reflection spectrum of a kaolinite family mineral to be classified through a Fourier transform infrared spectrometer, and distinguishing kaolinite, dickite and pearl pottery stone in the kaolinite family mineral according to a wave number difference between a Si-O characteristic peak near 1130 cm <-1 > and a Si-O-Si characteristic peak near 1005 cm <-1 >. The kaolinite group minerals are distinguished according to the wave number difference between the Si-O characteristic peak near 1130 cm <-1 > and the Si-O-Si characteristic peak near 1005 cm <-1 > in the infrared reflection spectrum, and the problems that in an existing gemstone detection method, the kaolinite group minerals cannot be distinguished through nondestructive detection, and the detection accuracy is high can be solved. And the kaolinite group minerals can be distinguished only through infrared transmission spectrum or X-ray diffraction analysis and other detection methods for damaged samples.

1. Name of the designed product: accessory (eight-petal star cut gem-like accessory). 2. Use of the designed product: accessory for decoration or jewelry, etc. 3. Design points of the designed product: in shape. 4. Picture or photograph best indicating the design points: perspective view 1.

The invention relates to the technical field of precious metal alloys, and particularly discloses 1K gold for jewelry and a preparation technology thereof.The 1K gold comprises, by mass, 4.166% of gold, 0.8%-1.5% of silver, 0.2%-0.6% of nickel, 0.4%-0.8% of palladium, 9.8%-10.8% of zinc, 0.06%-0.2% of silicon and the balance copper; the sum of the mass percentages of all the components is 100%. The intermediate alloy is a Pd-Au intermediate alloy, a Pd-Ag intermediate alloy and a Ni-Si-B intermediate alloy; component segregation is avoided through the added intermediate alloy, meanwhile, the synergistic effect of refining grains, improving plasticity and enhancing oxidation resistance is achieved, and the component uniformity of the alloy is improved; according to the process, the mechanical property of 1k gold is improved, the complex modeling processing requirements of jewelry are met, the jewelry gem and jade are inlaid more stably, and the jewelry has glossiness and is not prone to oxidation.

Disclosed is an imaging device for acquiring an image of a gemstone sample comprising gemstone data indicative of an attribute of a gemstone sample, comprising a sample holder to support the gemstone sample; an electromagnetic radiation source to generate an excitation wave for transmission to / through the gemstone sample to produce a transmitted wave modified by the gemstone sample; an optical instrument positioned relative to and optically aligned to the sample holder and electromagnetic radiation source, to modulate the excitation wave to produce a modified excitation wave, or modulate the transmitted wave to produce a modified transmitted wave; a detector optically aligned to the sample holder, the electromagnetic radiation source, the optical instrument, to detect the transmitted wave and / or modified transmitted wave incident on the detector, to acquire the image of the gemstone sample. Further disclosed is a system for determining the gemstone parameter comprising the device, and methods of manufacture.

An apparatus (100) for identifying precious stones and man-made stones is disclosed. The apparatus (100) includes a handheld device (2) with a probe (4), a thermal and optical testing assembly, a microcontroller (36), and a visual indicator (6). The probe is electronically coupled with the handheld device (2) and is removable and replaceable. The probe (4) includes a copper tube (5a) with an optical fiber (23) and a tip (5) for contacting the stone under test. The thermal testing assembly heats the copper tube (5a) and the optical assembly illuminates the stone (12, 13) under test with UV light. The microcontroller (36) determines heat transfer and determines at least one of: the electrical, thermal, and optical properties of the stone. The microcontroller (36) identifies the type of stone, and the visual indicator displays the result.

Systems and methods here may be used for analyzing images of gemstones to automatically assign a haziness and / or fluorescence grade to the gemstone using contrast analysis on pixelated, digital images of the gemstones.

The utility model provides a fixture for gemstone identification, which relates to the technical field of gemstone identification and comprises a support plate, a through hole is arranged in the middle of the support plate, a support ring is fixedly connected to the through hole at the top of the support plate, a torsional spring hinge is fixedly connected to the top of the support ring, and a clamping rod is fixedly connected to the top of the torsional spring hinge. A clamping plate is fixedly connected to the top of the clamping rod, a clamping assembly is movably installed on the inner side face of the clamping plate, a pull rope is fixedly connected to the outer side face of the clamping rod, a pull ring is fixedly connected to the bottom of the pull rope, a drag hook is fixedly connected to the top of the supporting plate, and the top of the drag hook is movably sleeved with the inner wall of the pull ring; a first screw rod is fixedly connected to one side of the first connecting plate, an arc-shaped clamping block is fixedly connected to the other side of the first connecting plate, and a second screw rod is fixedly connected to one side of the second connecting plate, so that the problems that a gemstone in an irregular shape only has two supporting points and is difficult to stably clamp and poor in stability due to the fact that the clamping mode is two-side clamping are solved.

Jewellery - Mixed Metal Bulls Lick Nose Ring with Gemstone

To provide a mechanism capable of setting an accurate cutting direction in gem polishing.SOLUTION: There is provided a gem polishing apparatus that facilitates centering of a workpiece, fixes an orientation of the workpiece using a single index, and does not require experience and skill of an operator by using an analog rotary type angle gauge.SELECTED DRAWING: Figure 0006

The utility model relates to the technical field of natural colored gemstones, and discloses a visual color sorting machine for natural colored gemstones, which comprises a frame, a supporting plate is fixedly connected to the middle of the inner side of the frame, a supporting frame is fixedly connected to the left side of the top of the supporting plate, and a circular plate is fixedly connected to the middle of the top end of the supporting plate. A circular frame is fixedly connected to the top of the circular plate, a photoelectric sensor is fixedly connected to the rear side of the top of the frame, a sliding block is fixedly connected to the top end of the photoelectric sensor, a first sliding block is slidably connected to the outer wall of the sliding block, and a U-shaped strip is fixedly connected to the bottom of the first sliding block. According to the gemstone color screening device, when the gemstone is located at a proper position on the circular plate, sufficient and uniform illumination and gemstone color image data collected by the visual sensor are provided for the gemstone, so that the gemstone can be effectively subjected to color screening, subsequent use of an operator is facilitated, and certain convenience is improved.

The invention belongs to the technical field of rubber raw material mixing, and particularly discloses household article production raw material mixing equipment which comprises an anti-caking stirring mechanism, a self-driving barrel wall cleaning assembly, a jewel-shaped multifunctional channel mechanism and a compression shaping mechanism, and the jewel-shaped multifunctional channel mechanism is arranged on the compression shaping mechanism. The anti-caking stirring mechanism is arranged on the gemstone-shaped multifunctional channel mechanism, and the self-driven barrel wall cleaning assembly is rotationally arranged in the anti-caking stirring mechanism. In order to prevent materials from polluting opening and closing driving mechanisms of the baffles, the gemstone-shaped multifunctional channel mechanism is provided, in the material descending process, two sets of baffles are spliced to form a hollow channel with the closed side face, on one hand, the structure can be simplified, and on the other hand, the structure is simplified; and on the other hand, the functions of longitudinal stopping and transverse protection can be achieved in different stages.

The present embodiments relate to methods and systems for analyzing and representing the appearance of diamonds, and interactive network-based diamond cutting encyclopedia. These analytical methods involve the use of several unique techniques designed to accurately capture and represent nuance differences of different diamond cuts. Graphical representation converts such complex gemstone data into a format accessible and understandable by non-professional users. Diamond cutting encyclopedia generated by a unique enumeration algorithm provides comprehensive and detailed resources for both experts and amateurs. The present embodiments present a significant progress in the field of gemstone, providing a higher precision, user-friendly interface for diamond analysis, and an efficient method for creating a comprehensive, interactive diamond cutting encyclopedia.

1. Name of the product in this design: Glass Grinding Machine. 2. Purpose of this design: For drilling holes in non-metallic materials, including glass, stained glass, gemstones, and other irregularly shaped DIY hand-polished materials. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

1. Name of the designed product: ring (JP-butterfly diamond gemstone-QU00R0013). 2. Use of the designed product: jewelry, for decoration, etc. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

A method of characterizing a composition of a gemstone, the method comprising: illuminating an upper portion and a lower portion of the gemstone with one or more pulses of ultraviolet radiation having a wavelength substantially of 225 nm or less; capturing luminescence emitted by the upper portion of the gemstone and luminescence emitted by the lower portion of the gemstone in one or more time windows having a predetermined relationship to the pulse or each pulse; and comparing properties of the luminescence captured from the upper portion and the lower portion. The composition of the gemstone is characterized based on the comparison.

The invention relates to a gem model processing method and device, electronic equipment and a computer program product, and belongs to the technical field of computers. The method comprises the following steps: splitting a to-be-processed original gemstone model to obtain a gemstone top sub-model and a gemstone bottom sub-model; filling the model UV of the gem top sub-model with color blocks with different lightness, and controlling part of the color blocks to perform highlight display according to a first lightness range related to the input sight line direction; reflective point textures related to the input sight line direction are added to a basic texture map of the gem bottom sub-model, and a gem internal flash piece texture map containing color blocks with different lightness and different layer depths is added; and according to a first brightness range related to the input sight line direction, controlling part of color blocks in the texture map of the flash piece in the gem to perform color change. According to the method, the gem fire effect can be efficiently simulated in a real-time rendering environment, and the calculation amount is remarkably reduced.

1. Name of the product in this design: Jewelry Set (SUDROV Oval Gem Series). 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 and 3 of this design product are bracelets, and package 2 is a ring.

1. Name of the product in this design: Ring (spindle-shaped ring with round gemstone set in it). 2. Application of this design product: for rings. 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.

The design is a pendant for jewelry, resembling a ring with a central gemstone secured by a metal piece. 1.1) Perspective view; 1.2) Front view; 1.3) Back view; 1.4) Left side view; 1.5) Right side view; 1.6) Top view; 1.7) Bottom view.

1. The name of the design product: pendant (butterfly baby enamel gemstone). 2. The use of the design product: for jewelry. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective drawing.