15 results about "Pressed glass" patented technology

The invention discloses a glass fiber plate multi-layer composite manufacturing process, and particularly relates to the field of glass fiber plate manufacturing, and the glass fiber plate multi-layer composite manufacturing process comprises the following steps: S1, selecting glass fiber cloth, removing impurities and oil stains on the surface of the glass fiber cloth, and then carrying out immersion treatment on the glass fiber cloth in an impregnating compound; s2, drying the impregnated glass fiber cloth, and stacking and typesetting the dried glass fiber cloth according to a specific layer number and direction; s3, the glass fiber cloth obtained after stacking and typesetting is put into a pre-pressing machine to be subjected to pre-pressing treatment; s4, transferring the pre-pressed glass fiber cloth into a hot press for hot pressing treatment; and S5, after hot pressing is completed, the compounded glass fiber plate is taken out and placed on a cooling table after being subjected to furnace cooling in a hot press. According to the method, the interlayer bonding force is greatly improved, the product quality and performance consistency are remarkably improved, the large-scale production requirement can be better met, and the production cost is reduced.

The utility model provides a hot bending die for special-shaped surfaces of glasses, and belongs to the technical field of dies. The problem that the production efficiency of existing mold machining is poor is solved. The hot bending die for the special-shaped surface of the glasses comprises an upper die and a lower die, the upper die is provided with a first forming wall, the lower die is provided with a second forming wall, the front end, the rear end, the left end and the right end of the first forming wall all tilt upwards, the front end, the rear end, the left end and the right end of the second forming wall all tilt upwards, and the outer edge of the first forming wall extends outwards to form a first arc-shaped reserved wall; the outer edge of the second forming wall extends outwards to form a second arc-shaped reserved wall, the outer side of the second reserved wall is connected with the inner side wall of the lower die, the first forming wall and the second forming wall are arranged in an up-down opposite mode, and a forming cavity is formed between the first forming wall and the second forming wall when the upper die and the lower die are closed. According to the hot bending mold for the special-shaped surface of the glasses, the edge of hot-pressed glass can be conveniently placed, the glass can gradually contract inwards after being hot-pressed, and the forming quality of the glasses lens is improved.

The utility model provides a hot-press molded glass fiber substrate strain gauge, which comprises a glass fiber substrate semi-cured sheet made of glass fiber gridding cloth impregnated by epoxy blended resin; the metal foil is laminated on the upper surface of the glass fiber substrate prepreg; the protective layer is stacked on the upper surface of the metal foil; wherein the glass fiber substrate prepreg and the metal foil as well as the metal foil and the protective layer form an integrated structure through hot-pressing bonding. The utility model provides a hot-press molded glass fiber substrate strain gauge, and aims to simplify the technological process, improve the tensile strength and corrosion resistance of the strain gauge, and ensure the stability and reliability of the strain gauge in various severe environments. According to the technology, by optimizing the components and the proportion of the glass fiber substrate prepreg and controlling the hot pressing temperature, the purpose of softening and automatically releasing the adhesive is achieved, and therefore the overall performance is improved.

The present application belongs to the technical field of glass surface treatment and precision manufacturing of coated glass lenses, and particularly relates to a method and device for simultaneously surface treatment and mold pressing manufacturing of coated glass lenses. The method is applied to the heating stage of glass lens mold pressing. In the stage, the glass preform is heated and surface treated simultaneously to ensure that the glass surface composition remains stable and surface defects of the mold pressed glass lens are inhibited. When the glass preform is heated, the optical surface of the glass preform is not in contact with the inner surface of the mold cavity. The surface treatment is to expose the optical surface of the glass preform to a specific gas atmosphere. The gas is used to reduce the glass surface temperature and carry away part of the unstable substances on the surface by flowing. The present application improves the surface state of the glass preform, optimizes the heating mode of the glass preform, avoids long-time contact between the glass and the mold, and thus solves the problems of surface defects of the mold pressed glass and poor coating quality, effectively improving the surface quality and yield of the coated glass lens.

A mold assembly for gob pressing a glass article is disclosed. The mold assembly comprises a mold, a plunger, and an overflow region. The mold defines an open cavity configured to receive a gob of a glass-containing material in a molten state. The plunger is configured to be actuated towards the mold and into the open cavity to press the gob into a semi-closed volume that has a three-dimensional (3D) shape defined by the mold and the plunger to form the glass article with the 3D shape. The overflow region is configured to receive an excess portion of the gob when pressed by the plunger.

The utility model relates to the technical field of glass roller presses, and discloses a laminated glass roller press which comprises a bottom plate, a transmission roller used for driving glass to move is installed on the inner side of the bottom plate, a protective cover is fixedly connected to the upper side of the bottom plate, and electric sliding rails are fixedly connected to the front side and the rear side of the inner wall of the protective cover. A movable plate moving left and right through the electric sliding rails is jointly installed on the inner sides of the electric sliding rails, hydraulic rods are fixedly connected to the lower sides of the front end and the rear end of the movable plate, a U-shaped plate is jointly installed at the driving ends of the hydraulic rods, and a pressing roller used for pressing glass is rotationally connected to the inner side of the U-shaped plate. According to the utility model, the arranged partition plates can slide up and down at the left end and the right end of the protective cover, so that heat leakage in the device caused when glass enters the device can be effectively reduced, energy loss is reduced, and the influence on the melting effect of an adhesive film due to temperature reduction caused by air leakage in a part of areas is avoided.

The utility model discloses a V-shaped operation platform mechanism which is composed of a left supporting plate, a right supporting plate, a left supporting plate supporting rod, a right supporting plate supporting rod, a left supporting plate mounting plate, a right supporting plate mounting plate, a left supporting plate rebounding spring, a right supporting plate rebounding spring, a movable platform plate mechanism, a bottom supporting plate and a spine supporting piece. When the conditions that the left part is thin and the right part is thick (note: thin represents few pages and thick represents more pages) and the right part is thin and the left part is thick are generated in the page turning process of a book file, the self-adaptive fit between the pages and the glass surface of the downwards pressed glass pressing plate can be adjusted through the lifting of the left supporting plate and the right supporting plate with the springback mechanism and the springback supporting piece capable of springback; and therefore, a relatively good flattening effect of the page is achieved.

The invention provides a box adjusting device and method for optimizing seal character depth and uniform bottom color, and relates to the technical field of LCD box adjusting. The box adjusting device comprises a pressurization deformation part, a movable supporting part, a positioning recognition part, an automatic blocking part and a reset detection part; a control panel is mounted on the right side of the pressurizing deformation part; the movable supporting piece is mounted on the pressurizing deformation piece; the positioning identification piece is mounted on the pressurizing deformation piece; the automatic blocking piece is installed in the pressurizing deformation piece and used for limiting the movable supporting piece. The reset detection piece is mounted on the pressurizing deformation piece and is used for detecting whether the positioning identification piece is reset or not; according to the glass box adjusting device, a worker can conveniently and rapidly take down pressurized glass, the worker can also rapidly place glass to be pressurized, and the box adjusting efficiency is improved; the problem that the LCD box adjusting efficiency is affected due to the fact that it is inconvenient for workers to place glass to be pressed or take down the pressed glass is solved.

The invention provides an open type glass mold pressing device and method, and belongs to the technical field of glass mold pressing forming. Comprising a temperature control box, a material opening is formed in one side of the temperature control box, a mold is vertically arranged on the inner top wall of the temperature control box in a sliding mode, a pressing head is arranged at the bottom of the mold, a mounting plate is arranged at the position, at the material opening, of the outer wall of the temperature control box, and a sliding base used for entering / exiting the material opening is horizontally and linearly arranged on the mounting plate in a sliding mode; the top of the base is provided with a profiling groove used for being matched with the pressing head to jointly press a glass softening object, the side, away from the temperature control box, of the sliding base is provided with a baffle used for opening / closing the material opening, the temperature control box is provided with a first driving part used for driving the mold to move, and the mounting plate is provided with a second driving part used for driving the sliding base and the baffle to move. In the production process, the glass product is located in the temperature control box and is not affected by the workshop environment temperature, and the effect of improving the production quality of the glass product is achieved.

The underwater photography lamp comprises a lamp body, a camera, a lamp panel, an acrylic plate, glass and a surface cover, a lamp body step plate for installing the lamp panel is arranged in the lamp body, the camera is installed at the bottom in the lamp body, and the acrylic plate presses the lamp panel and is fixed to the lamp body step plate through screws; a rubber ring is sleeved on the periphery of the glass, and the surface cover presses the glass and is fixed on the lamp body. And camera shooting through holes corresponding to the camera are formed in the centers of the lamp panel and the acrylic plate. According to the utility model, the camera is arranged in the lamp body, so that the lighting function of the lamp is realized, and the photographing and video recording functions are added, so that the living habits and living conditions of underwater organisms can be observed underwater, and the operation safety of underwater personnel can also be observed; a rubber ring structure is adopted for water prevention, and a gas-phase silica gel edge-covered rubber ring made of a good material is adopted inside, so that the waterproof grade of a finished lamp is effectively increased; disassembly can be simple and convenient, and maintenance time and labor cost are reduced.

The utility model relates to the technical field of glass production, in particular to a pressing machine for producing and processing hollow glass, which comprises a shell and a rotating shaft, the rotating shaft is rotatably connected to the inner side wall of the shell, a fixing mechanism is arranged in the shell, and the fixing mechanism comprises a screw rod, a sliding block, a C-shaped rod, a rotating rod, a sponge roller and a triangular block. The two triangular blocks are separated through the weight of glass, the two sponge rollers conduct preliminary simple positioning and clamping on a glass plate, the pressure generated when the glass plate is pressed by a press is used for driving the supporting plate and the limiting rods to move, the glass plate is pressed, and therefore the glass plate can be conveniently and rapidly positioned and clamped. Therefore, a gear rack plate is driven to move, a sliding block is driven to move, a sponge roller is driven to rotate while sliding, glue seeping under extrusion of a glass plate is absorbed and cleaned, the cleaning effect is good, the side wall of the glass plate cannot adsorb dust, manual cleaning is not needed, and time and labor are saved.

The present invention relates to a glass composition, an inorganic glass powder and a preparation method therefor, and a conductive silver paste for automotive pressed glass and a preparation method therefor. The glass composition comprises a first glass composition and a second glass composition, the first glass composition comprising Bi2O3, SiO2, B2O3, Sb2O3, Na2O, Al2O3, K2O, Li2O and CaO, and the second glass composition comprising Bi2O3, B2O3, ZnO, SiO2, CaF2, Al2O3, MgO and Sb2O3. The inorganic glass powder is prepared by mixing the two glass compositions, heating same to melt same, performing water quenching, and ball milling same into powder. The preparation method for the conductive silver paste for automotive pressed glass comprises: mixing an organic carrier, the inorganic glass powder, a functional aid and spherical silver powder, and grinding same to obtain the conductive silver paste for automotive pressed glass. Compared with the prior art, the present invention uses the silver powder system which is of a polycrystalline-gap structure, the glass powder having a low melting point and various special functional auxiliaries, and thus has the advantages of a low sintering process window, good acid and base resistance, welding performance, wear resistance, ink matching property, etc., and can meet the technical requirements of production by the "pressing process".

The utility model discloses a pressing machine for laminated glass, which comprises a first box body and a second box body, a pressing device, a linkage device and a heating device are arranged in the first box body and the second box body, the pressing device comprises a first pressing roller, a lifting frame, a lifting cylinder and a second pressing roller, first rotating shafts are arranged at two ends of the first pressing roller, and second rotating shafts are arranged at two ends of the second pressing roller. According to the glass pressing machine, the lifting frame is arranged, and the second pressing roller is arranged on the lifting frame, so that the distance between the first pressing roller and the second pressing roller can be conveniently adjusted according to the thickness of glass to be pressed, and the glass pressing machine is further suitable for pressing glass with various thicknesses.

The application discloses a glass burning process of a glass burning assembly, wherein a glass insulator is installed in a shell through glass burning, and a pin contact is installed in the glass insulator through glass burning, and the pin contact is made of copper expansion alloy material, and the manufacturing steps are in sequence of pressing a glass blank, wax removal, glassing, assembling, sintering, mold unloading, first inspection, coating and second inspection. For the same specification of the pin contact, the copper expansion alloy pin contact has higher rated current, stronger current carrying capacity, lower contact resistance and lower temperature rise than the iron-nickel expansion alloy or Kovar alloy pin contact, and the product has more superior and reliable electrical performance; when the current and temperature rise of the glass burning assembly are constant, the diameter of the pin contact can be reduced by using the copper pin contact for glass burning, so that the overall shape of the product is reduced, and the miniaturization and light weight of the water-proof connector are realized; the iron-nickel expansion copper expansion alloy has no magnetism, and will not affect the equipment and instruments, and the magnetic interference problem is solved.

The present application belongs to the technical field of glass processing, and particularly relates to a glass edging machine, which comprises an edging assembly and a grinding and polishing scrap removing assembly. The edging assembly is used for edging the side edges of the glass, and comprises a conveying assembly, an anti-warping assembly, an edging grinding wheel and a water flushing assembly. The conveying assembly is used for driving the glass to be conveyed, the anti-warping assembly is used for pressing the glass to prevent the glass from warping, the edging grinding wheel is used for grinding the side edges of the glass during the conveying of the glass, and the water flushing assembly is used for flushing and cooling the ground part of the glass. The grinding and polishing scrap removing assembly is arranged at the outlet side of the edging assembly, and is used for grinding and polishing the glass after edging to remove the glass powder adhered to the glass due to high temperature generated during grinding. The glass powder adhered to the glass after grinding can be removed by grinding and polishing, so that the cleanliness of the glass surface can be ensured, and the pressure on the subsequent cleaning process of the glass is reduced.