677 results about "Embossing" patented technology

The current invention is directed to a method of patterning a surface or layer in the fabrication of a micro-device. In accordance with a preferred embodiment of the invention, a first mask structure is formed by depositing a layer of a first material onto the surface or layer and embossing the layer with a micro-stamp structure. The layer is preferably embossed as a liquid, which is solidified or cured to form the first mask structure. The first mask structure can be used as an etch-stop mask which is removed in a subsequent processing step or, alternatively, the first mask structure can remain a functional layer of the micro-device. In further embodiments, unmasked regions of the surface or layer are chemically treated through the first mask structure and / or a second material is deposited onto the unmasked regions of the surface or layer through the first mask structure to form a second mask structure and / or a second functional layer of the micro-device.

The invention is directed to a polymer shim and a roll-to-roll process for its manufacture.

A method of using a contact printing stamp, including forming a transfer material on a plurality of stamping surfaces. The plurality of stamping surfaces are disposed on a plurality of stamp protrusions adapted from the forming of a stamp material in a plurality of recessed regions formed in an exposed end-region of a multilayer thin film structure.

This invention provides a method of producing a highly electrically conductive sheet molding compound (SMC) composition and a fuel cell flow field plate or bipolar plate made from such a composition. The plate exhibits a conductivity typically greater than 100 S / cm and more typically greater than 200 S / cm. In one preferred embodiment, the method comprises: (a) providing a continuous sheet of a substrate material (bottom sheet) and a continuous sheet of flexible graphite (top sheet) from respective rollers; (b) feeding a resin mixture (comprising a thermoset resin and a conductive filler) to a space between the top sheet and the bottom sheet in such a way that the resin mixture forms a uniform core layer sandwiched between the two sheets to obtain a laminated structure; (c) compressing the laminated structure to obtain a SMC composition having two opposite outer surfaces; and (e) impressing a fluid flow channel to either or both of the outer surfaces (e.g., via embossing or matched-die molding) and curing the thermoset resin to obtain the plate.

The present invention provides a two piece and a three piece primer insert for ammunition piece. Each of the individual pieces may be formed by punching, pressing, stamping, molding, milling, coining, or by additive manufacturing. The individual pieces may be joined by clinching, pressing welding soldering, sintering, adhesive gluing, staking, and iterative addition by forming one piece into another piece.

A system in package (SIP) is fabricated on a sheet of copper foil. An interconnection circuit is fabricated on the foil using copper conductors and a dual damascene structure for each conductive layer. The preferred dielectric material is an amorphous fluorinated polymer called Cytop. Input / output traces of the interconnection circuit terminate in wells filled with solder. Chips are bumped and direct attached by inserting the bumps into the wells. The preferred bumps are gold stud bumps, and the preferred wells contain solder paste to a depth of approximately 15 microns. Imprinting is the preferred method for patterning; it enables 6-micron wide traces, 6-micron diameter vias, and a cost per well of around 0.02 cents. Stripline structures are described for a 4-layer stackup that can support operating frequencies of at least 10 GHz. New methods are proposed for testing the completed assembly and for rework of any chips that prove defective. After the assembly is fully tested and reworked in sheet form the copper foil is folded to form a stacked die package or system in package. 5-high and 9-high stacks are illustrated. The copper foil provides a low impedance thermal path for cooling every chip in the SIP.

This invention discloses a method of forming an uneven structure on a substrate. Use a hard tool to penetrate into a mold to cut a first trench and a second trench in an order on a surface of a mold, wherein the hard tool has a smoothly-curved shape such that the transverse width of each of the first trench and the second trench increases as the penetrating depth of the hard tool increases, wherein when each of the first trench and the second trench marches along a first direction, the penetrating depth of the hard tool is controlled by repeating moving the hard tool up and down to cut the mold such that the transverse width of each of the first trench and the second trench varies according to the controlled penetrating depth of the hard tool, wherein the first trench and the second trench completely overlap with each other with no space therebetween. Then, use the surface of the mold to emboss a thin film on a substrate.

The present invention provides articles comprising a substrate, a high (or low) refractive index and / or metallic surface relief coating that is applied to the substrate and surface relief structures that are applied to the coating at substantially the same speeds and widths of conventional printing systems, and in substantially perfect register to conventional printing systems, thereby obviating the need for already-embossed substrates including films and hot-stamping foils.

A cold rolling process for impressing a pattern on a surface of a sheet metal article involves passing the sheet article through a pair of rolls and engaging a patterning feature with isolated areas of a surface of the sheet article, at a localized pressure to plastically deform at least the surface of the sheet article. A rolling pressure is maintained on other areas of the sheet article that is less than the bulk elastic yield strength of the metal. A cold rolling apparatus is also described having a pair of rolls, each with partially cylindrical outer surfaces. The rolls have a gap between the cylindrical parts. One of the rolls has a localized surface region that is displaced relative to the surface of the roll. When the localized region is brought near the other roll, a spacing exists that is narrower than the gap. One of the rolls has a localized patterning feature that aligns with the localized surface region to impress a pattern into the sheet article. The gap allows the rolls to engage opposite surfaces of the sheet article while imparting compression less than a bulk elastic yield strength of the metal.

The invention belongs to the field of materials science and engineering, and particularly relates to an amorphous alloy micro-nano structure stamping forming mould and preparation and application methods thereof. The thermoplastic mould pressing forming method is adopted for processing and preparing the amorphous alloy micro-nano structure stamping forming mould, and a designed micro-nano structure is prepared on an amorphous alloy surface and serves as a metal and polymer micro-nano structure stamping forming mould. According to the invention, the micro-nano structure can be directly and quickly formed on a metal material surface through stamping and can also be prepared on a polymer material surface through the thermoplastic mould pressing method or the quick stamping method. The amorphous alloy micro-nano structure stamping forming mould has the characteristics of high strength, hardness, ductility and abrasion resistance, favorable surface texture, good corrosion resistance and the like. The method for preparing the amorphous alloy micro-nano structure stamping forming mould through thermoplastic mould pressing has the characteristics of high forming precision, convenient preparation, high preparation efficiency and the like.

The invention discloses decorative coating materials for embossing and a production method and a construction method thereof. According to the decorative coating materials, expanding glass beads serve as aggregates, organic elastic expansion hollow microspheres or flexible silica aerogel micro powder serve or serves as fluffy foaming packing, sulphate aluminum cement serves as inorganic gels, a water-based polymer emulsion or re-dispersible emulsion powder serves as organic gels, the optimized selection is performed on multiple accessories and functional additives, and accordingly the performance of the decorative coating materials for the embossing is effectively improved, the plasticity is high particularly, and the decorative coating materials are suitable for the delicate texture embossing operation and texture fabrics comprising three-dimensional concave and convex texture on the market are directly utilized to produce embossed decorative wall bodies and plates on the basis of the application of the decorative coating materials and accordingly the problems of various defects and application limits of the existing embossing process are well solved, the development investment and production and manufacturing on mechanical equipment such as embossing dies are avoided, and the production cost is saved.

The invention discloses a negative-type nanometer stamping method, which comprises the following steps: (1) depositing metallized film I on the silicon base; hanging to coat the photo-etching glue on the metallized film I; (2) duplicating the mould plate nanometer pattern to the photo-etching glue in the heating and pressurizing condition; (3) transferring the pattern to the metallized film I through reaction ionic etching technique; (4) adapting photo-etching glue as mask to corrode the uncovered naked metal l; (5) preparing the metal nanometer structure. The invention avoids the traditional striping craft of nanometer stamping technique to produce smooth line metal structure, which reduces the cost and simplifies the control wire breadth through corrosion condition and time adjustment as well as prepares double-metal structure with deposited second metal after chemical corrosion.

The invention discloses cramping printing equipment. A foil covering unit of the cramping printing equipment is provided with a supporting frame, an embossing device, an alumite unwinding device and an alumite winding device. Unwinding pressing air cylinders, an unwinding pressing roll driving arm, an unwinding pressing roll, unwinding driving rolls, an unwinding motor and an unwinding transmission mechanism are arranged in the alumite unwinding device. The unwinding pressing air cylinders are arranged at the two ends of the unwinding pressing roll, and cylinder bodies of the unwinding pressing air cylinders are mounted on the supporting frame. Telescopic arms of the unwinding pressing air cylinders and the unwinding pressing roll driving arm are assembled in a hinged manner, one end of the unwinding pressing roll driving arm and the supporting frame are assembled in a hinged manner, and the other end of the unwinding pressing roll driving arm and the unwinding pressing roll are assembled in a hinged manner. The two unwinding driving rolls are arranged below the unwinding pressing roll, and the two unwinding drilling rolls are driven by the unwinding motor and the unwinding transmission mechanism to operate in the same direction. According to the cramping printing equipment, the problem that alumite cramping foil is wasted is solved, the cramping printing cost is reduced, and by means of optimization design of a pressing mechanism, the aim of improving the quality of cramp-printed products is achieved.

The invention relates to a method for manufacturing embossed release paper and its structure. The unwinding machine rolls out the entire roll of sheet-shaped substrate to a rubber-coating wheel, and cooperates with the pressing wheel to evenly coat the surface of the sheet-shaped substrate with a release agent. The excess release agent is then scraped off by a wire bar, and the sheet substrate coated with the release agent is sent to the drying device for colloid drying, and then the sheet substrate is sent to the embossing device for texture heat embossing To form the embossed release paper, and finally the embossed release paper is cooled by the cooling wheel and sent to the coiler to be wound into bundles. The embossed release paper has a sheet substrate, and a first release agent layer is arranged on the surface of the sheet substrate, and the first release agent layer has an embossed texture. The invention produces embossed patterns on the release paper through a single multiple processing, which improves the traditional need for additional secondary processing to emboss the pattern after the release paper is coated with a release agent and rolled into a bundle, so as to reduce the release Paper production time and cost.

A method for manufacturing a sheet having a fine shape transferred thereon, in which a sheet-like base made of a thermoplastic resin is placed between an imprint mold and an intermediate base and the sheet-like base is then pressed by a pair of pressing plates to imprint the fine shape of surface irregularity of the imprint mold to the sheet-like base. The sheet-like base is pressed such that, when pressing force of the pressing plates is maximum, an imprinting pressure difference is present in an imprinting surface of the imprint mold, a maximum imprinting pressure section is present in the imprinting surface, and a portion where the imprinting pressure is minimum is not present in the imprinting surface. The method achieves uniform and highly accurate shape transfer without trapping of air.

The invention relates to a UV-curing micro-nano-structure template-splicing device and a template-splicing process. The process comprises a base plate platform, a stamping machine body, a driving device, and a controlling system. The stamping machine body comprises a pressing roller, a light source, and a spraying nozzle. A transparent soft press mold is rolled on the pressing roller. The template-splicing device provided by the invention adopts a UV-curing working manner. No heating is needed, and the device works under normal temperature. During stamping, the roller and the base contact in a linear manner, such that air between the templates and the template splicing material can be effectively removed, and de-molding difficulty can be reduced. A soft press film technology is adopted, such that the cost is low, the efficiency is high, and the damage to an original template is low.

A processing technology of a locking product comprises the following steps: feeding fabric and papers, embossing, pattern printing, recovering and coiling, namely feeding the fabric to an embossing machine and feeding the paper to the embossing machine, then simultaneously feeding the fabric and the paper to an embossing barrel of the embossing machine, ensuring the fabric to be formed with a specific pattern by mutually pressing of the embossing barrel and an embossing roller and transferring the pattern on the paper surface to the fabric surface, and finally, recovering the paper and coilingfinished fabric. Meanwhile, steps of the embossing and the pattern printing also comprise a pressing procedure. The embossing process and a heat-transfer printing process or a gold stamping process can be simultaneously realized by selecting heat printing transfer paper or gold and silver powder paper. An embossing machine used in the processing technology comprises a fabric feeding device, the embossing barrel, the embossing roller, a coiling device, a paper feeding device, a recovery device and a machine frame; and a pressing device is positioned between the paper feeding device and the embossing roller and arranged to be a rotatable roller. The processing technology has advantages of being simple and economical, simple processing and low cost. The embossing machine has advantages of excellent performance, simple structure and low cost.

The invention relates to the fields of a daily use utensil and mechanical equipment used for manufacturing the daily use utensil, in particular to a stone pattern flowerpot with annular groove patterns in the surface and a vertical and horizontal embossing machine for manufacturing the stone pattern flowerpot with the annular groove patterns. The stone pattern flowerpot is cylindrical or circular truncated cone-shaped; the annular groove patterns are engraved in the outer wall of the stone pattern flowerpot; according to the vertical and horizontal embossing machine, a rotation theory is utilized, a swingable nicking tool is adopted, various patterns with natural shapes can be rapidly manufactured on the outer surface of the flowerpot by controlling the speed, and the three-dimensional effect of stone and patterns can be embodied by the appearance after the flowerpot is subjected to subsequent colouring and grinding; the manufacturing method of the stone pattern flowerpot comprises the steps of mounting, engraving, colouring, drying and grinding; by using the vertical and horizontal embossing machine, the stone pattern flowerpot with artistic appreciation value can be rapidly produced, and the stone pattern flowerpot is elegant in patterns and huge in market potential.

The invention provides an embossing device for use on paper towel processing equipment and an embossing production technology thereof. The device comprises a bottom roller; at least two embossing roller sets acted on the surface of the bottom roller are arranged along the axial direction of the bottom roller at the two sides of the bottom roller respectively; one embossing roller set is composed of one or more embossing roller assemblies, while the other embossing roller set is composed of two or more embossing roller assemblies; each embossing roller assembly is pressurized with an independent pressurizer respectively; and the embossing roller assembly at one side and the embossing roller assembly at the other side rotate by working with each other to form mutual complementation of embossed patterns. The segmented embossing is used, so that the line pressure in the embossing process is easy to control and convenient to adjust, and the embossed paper towel has better product quality and better effect; and more importantly, the diameter of the embossing roller assembly is much smaller than that of the integrated roller design in the prior art, so that the cost of manufacturing the embossing roller assembly and the cost of engraving flower patterns are also greatly reduced.

The invention discloses a ceramic plate stamping technology and a ceramic plate stamping device. The ceramic plate stamping technology comprises the following steps: A. selecting a carrier; B. stamping silicon rubber; C. stamping epoxy resin on the silicon rubber in the previous step; D. stamping the silicon rubber on the trimmed epoxy resin to obtain a mould; E. coating the mould by a roller and coating the rectangular mould on the roller; and F. rolling and processing a ceramic plate, wherein the roller drives the mould to rotate to roll a ceramic plate surface layer. The ceramic plate stamping device comprises a main roller, an auxiliary roller, a transmitting device and the mould, wherein the transmitting device is horizontally arranged; a central connecting line of the main roller and the auxiliary roller is perpendicular to the transmitting device; and the mould is sleeved on the main roller. The invention solves the problem of no stamping technology and ceramic plate stamping device applied to the current market. Compared with a traditional natural surface ceramic plate, the ceramic plate prepared by the invention is more attractive and has more favorable economic benefit.

The invention discloses an embossed line and pattern coincident long decorative material and a rolling method and device. The method comprises the steps that a layered raw material of the long decorative material to be rolled enters a rolling roller couple to achieve the feeding step; hot rolling embossing is carried out on a transparent plastic layer to achieve the rolling step; in the rolling step, the feeding tension of a pattern plastic layer is adjusted according to the longitudinal deviation value of embossed lines and patterns. The device comprises a first feeding device, a second feeding device, a rolling roller couple control device, a detection device and a tension controller arranged on the second feeding device. According to the embossed line and pattern coincident long decorative material prepared through the method, the embossed lines hot rolled on the transparent plastic layer and the patterns on the pattern plastic layer are coincident. According to the rolling method and device and the embossed line and pattern coincident long decorative material processed through the method, the embossed lines on the transparent plastic layer and the patterns on the pattern plastic layer can be coincident, production efficiency is high, the cost is low, and energy consumption is small.

A device is provided to produce an embossed multi-ply material, comprising: a first embossing-laminating unit (3) comprising a first embossing cylinder (5) equipped with first projections (5P) defining a first pattern, a first pressure roller (7) cooperating with said first embossing cylinder (5), a first laminating roller (9) and a first glue dispenser (11), disposed between said first pressure roller (7) and said frst laminating roller (9); an embossing unit comprising at least a second embossing cylinder (25) provided with second projections (25P) defining a second pattern and a second pressure roller (27) cooperating with said second embossing cylinder (25); a first path (P1) through said first embossing-laminating unit (3); a second path (P2) for at least a second ply (V2) towards and through said second embossing unit (23); a third path (P3) for said third ply (V3).

The present invention relates to materials, methods and apparatuses for performing imprint lithography using amorphous metallic materials. The amorphous metallic materials can be employed as imprint media and thermoplastic forming processes are applied during the pattern transfer procedure to produce micron scale and nanoscale patterns in the amorphous metallic layer. The pattern transfer is in the form of direct mask embossing or through a serial nano-indentation process. A rewriting process is also disclosed, which involves an erasing mechanism that is accomplished by means of a second thermoplastic forming process. The amorphous metallic materials may also be used directly as an embossing mold in imprint lithography to allow high volume imprint nano-manufacturing. This invention also comprises of a method of smoothening surfaces under the action of the surface tension alone.

The invention discloses a composite nanoimprint lithography machine and a working method thereof. By the composite nanoimprint lithography machine, the problems of relatively large deformation, low imprint accuracy and poor imprint quality of an imprint pattern are solved. By closely matching of a roller, a composite soft die and a workbench, large-area imprint and opened demoulding are high-efficiency and automatically completed under joint and synergistic effects of positive pressure and negative pressure, and large-area micronano patterning of an over-sized rigid substrate is achieved. In the technical scheme, the composite nanoimprint lithography machine comprises a base, wherein the workbench is fixed on the base, a vacuum suction disc is arranged on a mobile table surface of the workbench and is attached onto a substrate in a vacuum way, an imprint material is uniformly coated on the substrate, an imprint module is correspondingly arranged on the substrate in a matching way and comprises an imprint assembly and a curing assembly, the imprint assembly comprises the roller, the composite soft die is attached onto an outer surface of the roller in a vacuum way, an elastic material layer wraps the outer surface of the roller, the composite soft die is provided with a flexible material layer, and the flexible material layer is in contact with the roller and is arranged at one side.

The invention discloses a nickel-clad steel coin by combining lines and fine patterns as well as its making technology. The material of the coin is a steel core nickel-plated material, the pattern of the coin is composed of points and lines, the pattern of the coin with different effects can be observed from different angles; the making technology is characterized in that a fine pattern SCD security line design system is used for carrying out refinement on the pattern of a coin draft in the forms of point and line, the produced fine pattern draft is transferred to an engraving file through CAM software, then a computer engraving machine or a laser engraving machine is used for engraving patterns on a die, a multiple turning mode is used for turning and compressing to an impression, the produced impression is used for compressing a coin possessing a fine pattern characteristic on a billet cake of a nickel-clad steel material. The making technology of the present invention realizes an application of a steel core nickel-plated material on coins, the technical content of the coins can be enhanced, the difficulty for counterfeiting the coins can be raised, and the strong artistic expression can be brought to the coins.

The invention discloses a high precision synchronous decorative pattern-aligning embossing system which comprises an embossing machine and a to-be-embossed panel. The system is characterized in that the embossing machine comprises a rack, an upper pressing plate, a lower pressing plate and a guide rail. The upper pressing plate is connected to the top of the rack through a pressing driving device,the lower pressing plate is arranged in the middle of the rack, and a roller matched with the guide rail is arranged at the bottom of the rack. The system further comprises a rack driving device fordriving the rack to move on the guide rail. A concave-convex decorative pattern corresponding to a pattern on the surface of the to-be-embossed panel is arranged on the side, facing the lower pressingplate, of the upper pressing plate, the upper pressing plate is as wide as the panel or is slightly wider than the panel, and the lower pressing plate is equal to the upper pressing plate in size oris slightly larger than the upper pressing plate in size. The invention further discloses a high precision synchronous pattern-aligning embossing method. The clear and stable decorative pattern can beformed on the surface of the panel, and the pattern and the concave-convex decorative pattern are aligned precisely.

Provided is a rotary stamp capable of obtaining an imprint having a uniform density. The rotary stamp includes a sheathing (300) covering an outer side of an upper portion of a leg frame body (1), with a spring (5) interposed therebetween, and being movable upward and downward; and a signet body (2) being movable together with the sheathing (300) and being movable upward and downward with respect to the leg frame body (1). When the sheathing (300) is caused to move downward by exerting a pressing force on the sheathing (300), a stamping face of the signet body (2) makes a half turn and advances to a position where the stamping face is brought into contact with a sealing position. When the sheathing (300) is caused to move upward by releasing the pressing force from the sheathing, the stamping face of the signet body (2) makes an inverse half turn and retracts into the leg frame body (1) to be brought into contact with a vermilion seal ink pad (400) incorporated into the leg frame body (1), in a state where the stamping face is pressed thereagainst. The rotary stamp includes a vermilion seal ink pad rotating mechanism operable to cause the vermilion seal ink pad (400) to rotate by a predetermined angle on a plane orthogonal to a direction in which the signet body (2) advances and retracts, along with upward and downward movements of the sheathing (300) during sealing operation.

The aim of the invention is to develop the foil guiding process in a coating unit (2) for transferring image-forming layers from a transfer foil to a medium to be printed. To achieve this, the coating unit is equipped with a restricted-area pressing plate for transferring layers from the transfer foil. This allows the targeted control of the foil feed. The transfer foil is preferably guided past a pressing roll (3) approximately tangentially to said roll and with a restricted width. Special delivery devices, which can operate cyclically, are provided for storing and delivering the foil.