72results about "Ablative recording" patented technology

Laser marked articles having a predetermined feature marked onto a wall that is either user readable, machine readable, or both. Also, methods of making the marked articles by laser marking.

The application discloses a stainless steel plate surface treatment method, which comprises the following steps: S01 silk printing operation: water-based ink is screen printed on the stainless steel plate after a pretreatment operation, and is used after a curing reaction; S02 interface modification operation: the stainless steel plate is immersed in an interface modification solution to perform an interface modification reaction; and S03 etching operation: the stainless steel plate is placed in an electrochemical corrosion device containing an etching solution to perform an etching reaction, so that a smooth transition stainless steel plate surface treatment pattern is formed. The stainless steel plate surface treatment method avoids the formation of relatively sharp and clear corners at the etching edge interface of the stainless steel plate, and avoids the residual of metal ions on the ink at the etching edge interface after etching, thereby avoiding the heavy metal pollution of wastewater in the subsequent glue removal operation. After the surface treatment, the etching surface of the stainless steel plate is naturally transitioned to the original surface texture of the stainless steel plate base material, the appearance quality is higher, and the user satisfaction is improved.

This application discloses a laser marking method, equipment, and storage medium for cylindrical workpieces, belonging to the field of laser marking technology. The method includes: acquiring the pattern to be marked and the radius parameters of the cylindrical workpiece; based on the radius parameters, equating the angular displacement of the rotation axis to a virtual linear motion axis; constructing a virtual planar coordinate system based on the virtual linear motion axis and the scanning axis of the galvanometer; mapping the pattern to be marked onto the virtual planar coordinate system; generating marking path instructions for controlling the galvanometer and rotation axis; and driving the galvanometer to perform linear scanning and the rotation axis to rotate according to the marking path instructions, so that the laser beam etches the pattern to be marked on the surface of the cylindrical workpiece. This application, through an algorithmic compensation mechanism for constructing the virtual planar coordinate system, ensures the integrity and positional accuracy of the marked pattern, thereby achieving a marking effect that meets the needs of batch processing on a low-cost hardware platform.

This disclosure relates to a method for engraving an ophthalmic device, the method comprising: providing a photoablation apparatus configured to engrave at least one facet of the ophthalmic device; providing a marking pattern to be engraved on at least one facet of the ophthalmic device by means of the photoablation apparatus; and determining kinematics for engraving the marking pattern on at least one facet of the ophthalmic device, wherein the kinematics includes marking pattern kinematics and engraving kinematics, both defined based on at least one parameter of the geometry of at least one facet of the ophthalmic device to be engraved, operating parameters of the photoablation apparatus, and geometry of the marking pattern.

The present application relates to laser marking technology field, especially to laser control card offline marking serial number method, including: step S1 to step S6, the present application separates fixed part content and variable part content through modularization, sets fixed index module and variable index module, and combines the dynamic parameter setting of register, to realize the efficient analysis of serial number marking data and the rapid generation of laser processing instruction, thereby significantly improving the marking efficiency, enhancing the format flexibility, reducing the hardware resource consumption, and ensuring the marking precision and consistency, realizing the offline marking serial number.

The present disclosure refers to a method of manufacturing a mark (34) on a packaging material (16), the method comprising the following steps: Providing the packaging material (16), which comprises at least one pre-printed element (18) at a pre-defined position (20); Removing the pre-printed element (18) in pre-defined sections (32) in a marking station (12), so that the removed sections (32) reflect a negative of the mark (34) to be manufactured; Detecting a reference geometry (44) of the pre-printed element (18) and a reference geometry (46) of the manufactured negative of the mark (34); Determining a geometric relationship (56) of the detected reference geometries (44; 46); Evaluating, if the determined geometric relationship (56) matches a pre-defined geometric relationship; and if it matches, manufacturing subsequent marks (34) under removal of the pre-printed element (18) in the same pre-defined sections (32); or if it does not match, manufacturing subsequent marks (34) under adjustment of the pre-definition of the sections (32), wherein the pre-printed element (18) is removed. The present disclosure further refers to a respective marking station (12) and a packaging material manufacturing system (10), as well as, a packaging material (16) and a packaging container.

To provide a method for decorating containers made of resin material that can improve visibility. [Solution] The decoration method comprises a first step of forming a decorative region on the surface of a resin container, where a different color from the container is applied, and a second step of applying decoration within the area of ​​the decorative region formed in the first step. In the first step, the decorative region can be formed from a modified layer by laser irradiation, or it can be formed by painting.

The invention relates to a device (10) and a method for marking a group (110) of electrical components (115). For this purpose, a receiving device (15) for holding the group (110) of electrical components (115) in an alignment direction (20) and a marking device (25) are provided, which has a laser head (30) for emitting a laser beam (35) for applying a marking to the group (110) of electrical components (115) held by the receiving device (15), as well as a movement device (40) for generating relative movements between the laser head (30) and the receiving device (15) in order to arrange them in a marking position relative to each other for applying the marking, and a control device (45) for controlling the movement device (40) for the relative movement between the laser head (30) and the receiving device (15).The movement device (40) has at least one first guide element (50) which is designed and configured for guiding the movement of the laser head (30) along an orbital movement path (55) around the receiving device (15).

The invention provides a method of forming an image on a surface of a food item having an outer packaging, wherein the food item comprises a chocolate surface, the method comprising the step of irradiating the chocolate surface of the food item at one or more locations using a laser to form an image thereon; wherein the step of irradiating the chocolate surface comprises passing laser energy through the outer packaging and onto the chocolate surface of the food item at the one or more locations, and wherein the laser has a wavelength of around 7000 nm to 22000 nm.

A method for laser marking an article with a pulsed laser to effect imprinting via the marking while the article is in motion.

A printing plate according to an embodiment includes a base substrate having a concave part sunken from a substrate surface, wherein the concave part includes a first area that is sunken by a first depth from the substrate surface of the base substrate and a second area that is sunken by a second depth from a surface of the first area. The printing plate may be used for pad printing.

Pattern transfer printing (PTP) systems and methods are provided to improve the quality, accuracy and throughput of pattern transfer printing. PTP systems comprise a tape handling unit for handling a tape with pattern transfer sheets sections and for controllably delivering the pattern transfer sheets one-by-one for paste filling and consecutively for pattern transfer, with the tape moving from an unwinder roll to a re-winding roll. PTP systems further comprise a paste filling unit which enables continuous paste filling using a supporting counter roll opposite to the paste filling head, a wafer handling unit controllably delivering wafers for the pattern transfer in a parallelized manner that increases throughput, a paste transfer unit with enhanced accuracy and efficiency due to exact monitoring and wafer alignment, as well as a print quality control unit.

A method for marking of a receptacle while it is moved along a conveying path, including:moving the receptacle in a marking station along the conveying path; andsimultaneously marking a first surface region and a second surface region of the receptacle while it is moved in the marking station along the conveying path, using a first laser beam and a second laser beam emitted in opposite directions on both sides of the receptacle, transversally to a conveying direction of the receptacle, wherein the first and second surface regions are arranged substantially at 180° from each other with respect to a main axis of the receptacle.

A manufacturing process and equipment fabricates open web trusses from CAD building plans. The fabricating machine cuts stock lengths of chord and webbing based on the truss specifications and applies assembly and building location indicia to the chords and webbing. A jig provides for assembly of the trusses vertically. The software analyzes the floor layout of a building, in particular open floor spans, that need to be supported by trusses, and then applies code based engineering criteria, such as dead loads, live loads, lateral loads, out of plane deflection, load transfer, and the like, to design the trusses for the optimized engineering performance to meet local and international building codes. The software lays out the trusses so that webbing aligns across floor areas to allow for the pass-through of various utilities.

An article (10) comprising a polymeric surface bearing a machine-readable code (17) formed by laser marking, the code having adjacent lighter (11) and darker areas (12). A AL* between the lighter and darker regions may be equal to or greater than 20; and equal to or less than 80. The code may comprise a two-dimensional barcode exhibiting a grade equal to or greater than 1, based on verification according to ISO / IEC 15415 and / or a one-dimensional barcode exhibiting an overall symbol grade of equal to or greater than 1.5, based on verification according to ISO / IEC 15416.

The invention relates to a colour image (IG) comprising: a first layer (10) comprising a holographic structure forming an arrangement (29) of pixels (30) each comprising sub-pixels (32) of distinct colours; and colour modulation means configured to select the colour of the pixels (30) by modifying the colorimetric contribution of the sub-pixels (32) relative to each other in the pixels (30) so as to reveal a personalised colour image. The colour modulation means can comprise: regions of the holographic structure, called destroyed regions, that are locally destroyed by a laser; masking means positioned facing the arrangement of pixels to locally mask all or some of the sub-pixels; or even amplification means positioned facing the arrangement of pixels to locally amplify the luminosity of all or some of the sub-pixels.

This method, intended for the marking of a receptacle (2) while it is moved along a conveying path, comprises: - moving the receptacle (2) in a marking station along the conveying path; - simultaneously marking a first surface region (2A) and a second surface region (2B) of the receptacle (2) while it is moved in the marking station along the conveying path, using a first laser beam (44) and a second laser beam (54) emitted in opposite directions on both sides of the receptacle, transversally to the conveying direction (X1), the first and second surface regions (2A, 2B) being arranged substantially at 180° from each other with respect to a main axis (X2) of the receptacle.

This invention discloses an automated marking method for external pipe clamp position markings, relating to the field of marking. The method involves fixing the pipe; selecting the size of a rectangular marking; using the indicator light function of a laser cleaning machine, projecting the selected rectangular marking onto the pipe surface; adjusting the marking position so that the marking length coincides with the position marking width; adjusting the distance between the marking and the laser cleaning machine's output lens to the focal length of the output lens; setting the rotation speed of a chuck or rotatable manipulator and using the chuck or rotatable manipulator to rotate the pipe, while simultaneously starting the laser cleaning machine to emit laser light for cleaning, resulting in two annular position markings; determining if the markings are clear; and using compressed air to clean the marked pipe to remove particles adhering to the pipe surface. This invention solves the problems of unclear, inaccurate, and unstable quality of traditional electrolytic marking and provides a feasible solution for automated marking, facilitating automated production line layout.

A material sheet marked with a pulsed laser, having an outer edge and an inner edge separated by a core. The distance from the outer edge to the inner edge is the sheet thickness. The material sheet has a total TiO2 concentration of less than approximately 1.00%. There is an outer layer that starts from the outer edge and extends into the core, with a thickness of approximately 10.00% to approximately 40.00% of the sheet thickness, and the outer layer has an average TiO2 concentration of approximately 2.50% to approximately 10.00%.

The invention relates to a method for applying at least one identification number (ID) for at least one component (10) to a shell product (12), having the following repeating method steps: - determining and positioning the at least one identification number (ID) on the shell product (12); - applying the at least one identification number (ID) depending on the determined positioning; - further determining a next identification number (ID) for a next component (10) and further determining a further positioning for the next identification number (ID) on the shell product (12), wherein, for this further positioning, a relative distance between the applied identification number (ID) and the further identification number (ID) is determined depending on geometric variables of the first component (10) and of the next component (10); and - applying the further identification number (ID) to the shell product (12) and / or to the intermediate product by means of the application device (3) depending on the determined further positioning. The invention further relates to a production system (1) and to a component (10).

A method for producing an article, wherein the method includes the following steps: a) providing a transfer film having a carrier ply and a transfer ply that is detachable from the carrier ply; b) forming at least one first region and at least one second region by means of at least one laser, wherein the layer thickness of the transfer ply in the first region is greater than the layer thickness of the transfer ply in the at least one second region; c) arranging the transfer ply on the substrate; and d) obtaining the article having the transfer ply and the substrate; and wherein the steps of the method are carried out inline. A module for carrying out step b) of the method, including at least one laser for forming the at least one first and second regions. An apparatus for carrying out the method including a module for forming the at least one first and second regions by means of lasers, a transport device or feed device for transporting the transfer film and a device for arranging the transfer ply on the substrate.

Printing apparatus 10 has a laser marker 12, a printer 14 and a controller 16 that causes the laser marker 12 to irradiate a first region of a substrate to change a colour and / or a surface characteris

In one aspect, an article comprises a substrate (102) that comprises a ceramic matrix composite; and a metal oxide layer (104) disposed on the substrate (102); where the metal oxide layer (104) has a marking etched into the metal oxide (104) via laser ablation. The markings may include alphabets, numbers, symbols, bar codes, matrix bar codes, quick response codes, or a combination thereof. Disclosed herein too is a method comprising disposing upon a ceramic matrix composite (102) a metal oxide layer (104); and laser ablating the metal oxide layer (104) to etch the metal oxide layer (104). The etchings produce markings that may comprise alphabets, numbers, symbols, bar codes, matrix bar codes, quick response codes, or a combination thereof.

A method for processing a horn (1), in which the horn (1) is irradiated with a laser. The invention also relates to a horn (1) processed with said method.

A laser marking machine for steel. An upper movable laser mechanism (1) is provided above a machine table (100), the upper movable laser mechanism (1) is provided with three first laser devices (13), and the first laser devices (13) respectively perform laser marking on a left side, a top surface and a right side of steel; a lower movable laser mechanism (2) is provided below the upper movable laser mechanism (1), and a second laser device (22) is used to perform laser marking on a bottom surface of the steel; and two conveying devices (4) are respectively provided in front of and behind the lower movable laser mechanism (2), to convey the steel to a designated position for laser marking.

Methods and systems for imprinting machine readable information, such as a QR Code, on contact lenses submerged in liquid is disclosed. Methods and systems for authenticating the user of an electronic device are also disclosed, and include the steps of capturing an image of at least one of the user's eyes; analyzing the captured image to identify the presence of machine-readable information in the region of the user's eye; determining the contents of the machine-readable information; and comparing the contents of the machine-readable information against the contents of a first database. In response to determining that the contents of the machine-readable information is contained in the first database, the state of the first electronic device or a second electronic device is altered..

A method of printing on one or more side surfaces of a melamine bowl. One or more bowls are secured in an enclosure or protection jig, protecting the surface of each bowl, except the surface of the bo

A method for laser marking a measuring cup includes the following steps: providing a measuring cup; providing a laser device having a lens having an optical axis, a field of view, and a working distance; positioning the measuring cup at least partially within the field of view such that a first processed portion of the sidewall is oriented toward the lens, spaced apart from the optical axis, and the optical axis is tilted or skewed relative to a longitudinal axis; and irradiating the sidewall with a metering marking laser.