25results about How to "Solve the bubbles" patented technology

The invention provides an aerogel composite sheet which comprises an upper base material, an aerogel heat insulation coating and a lower base material which are sequentially bonded from top to bottom, the upper base material and the lower base material are both glass fiber felts or pre-oxidized fiber felts, and the aerogel heat insulation coating is prepared from the following components in parts by weight: 65-85 parts of aerogel slurry, 5-10 parts of a flame retardant and 5-10 parts of a binder. 0.5-1 part of an opacifying agent and 5-10 parts of phase change microcapsules. The invention also provides a preparation method of the aerogel composite sheet. The aerogel composite sheet provided by the invention has relatively good heat-insulating property and flame-retardant property.

The invention relates to the technical field of waterproof roll manufacturing, and discloses impermeable waterproof roll manufacturing equipment which comprises a main body frame, and a conveying mechanism is installed on one side of the interior of the main body frame and used for conveying various materials at the same time; the bonding and rolling mechanism is arranged in the middle of the main body frame and is used for carrying out bonding and rolling treatment on various materials; the positioning mechanism is arranged on one side of the bonding and rolling mechanism and is used for shearing and positioning the rolled material coiled material; the rolling and conveying mechanism is arranged on one side of the bubble eliminating mechanism and is used for carrying out rolling and conveying treatment on the bonded materials; and the winding mechanism is arranged on the other side of the main body frame and is used for carrying out winding treatment on the treated coiled material. By arranging the bubble eliminating mechanism, the problem that bubbles are generated in the bonding process is solved, and meanwhile by arranging the shearing mechanism to be matched with the positioning mechanism, positioning shearing of the coiled material is achieved.

The utility model provides a linkage type mobile phone film pasting device which comprises a base, a cover, a connecting rod and a sliding block, one end of the cover is rotationally connected with one end of the base through a rotating shaft, the sliding block is installed above the base in a sliding mode, and the connecting rod is arranged between the middle of the cover and the sliding block to push the sliding block to move on the base. A limiting block for fixing equipment to be subjected to film pasting is arranged in the center of the base, and positioning hooks or positioning columns for fixing a film group are arranged at the two ends of the base. Through ingenious connection of the base, the cover, the connecting rod and the sliding block, the problems of bounce and non-uniform speed are avoided, and the problem of bubbles in the film pasting process is effectively solved; a roller and a pressing piece are designed below the sliding block, so that a straight-surface screen and a curved-surface screen can be better pasted with a film; in addition, linkage automation of film pasting is achieved by designing a pulling block and a connecting piece, the release film is automatically pulled when the cover is closed, dust removal is conducted on the screen, meanwhile, the protective film is pressed by a sliding block, linkage of pulling, dust removal and pressing of the release film is achieved, the user experience is improved, and film pasting is simpler.

This invention discloses a carbon fiber product coating mold and a method for coating the surface of carbon fiber products. The carbon fiber product coating mold includes a moving mold, a fixed mold, and a heating device. The moving mold is provided with a moving mold cavity, a moving mold feed groove, a coating port, a moving mold overflow cavity, and a moving mold overflow buffer cavity. The fixed mold is provided with a fixed mold cavity, a fixed mold feed groove, a fixed mold overflow cavity, and a fixed mold overflow buffer cavity. After the fixed mold and the moving mold are connected, a feed channel forming cavity, an overflow buffer cavity, and an overflow bag are sequentially formed and sealed to the coating port. The carbon fiber product surface coating method involves first positioning the carbon fiber product in the moving mold cavity, then filling the mold with paint after closing the mold, maintaining it at a certain temperature for a set time, and then removing the product after opening the mold. The paint forming part formed by the overflow buffer cavity and the feed channel is then cut and removed on a processing device. This invention effectively solves the problem of air bubbles on the paint film and improves the coating quality of carbon fiber products.

The utility model discloses a protective film structure beneficial to bubble removal, which comprises a protective film, and the protective film comprises a protective film body, a release film I and a release film II, the first release film is attached to one side of the protective film body, and the second release film is attached to the other side of the protective film body; a plurality of defoaming notches A are formed in the position, close to the middle, of the surface of the protective film body, the defoaming notches A are formed by cutting, each defoaming notch A is provided with two edges and forms a sharp corner shape, and the sharp corners are gradually reduced from left to right. When the protective film body is attached to the cover plate body and bubbles exist, the bubbles can be discharged from any one defoaming notch A by pushing the bubbles, operation is simpler, the movement distance of the bubbles is shorter, the bubbles can be discharged more easily and completely, and therefore the scheme that AF surface treatment is added to the cover plate body at present can be replaced.

The invention relates to a pressing process of a cold plate and a heating film. The pressing process comprises the following steps: mixing glue and a curing agent according to a mass ratio of (100: 1)-(110: 1); the cold plate is subjected to area covering in a closed environment, and then water-based glue is sprayed; baking the glued cold plate at 50-60 DEG C for 3-5 minutes to form a glue film; the heating film is attached to the adhesive film within 1-2 min, the adhesive film is placed in a profiling clamp to be rolled and exhausted, and appearance inspection and air tightness detection are conducted; staged hot pressing treatment is conducted, specifically, hot pressing is conducted for 4 min to 7 min at the temperature of 50 DEG C to 55 DEG C under the pressure of 2.3 MPa to 2.6 MPa, and then heat curing is conducted for 4 min to 7 min at the temperature of 100 DEG C to 110 DEG C under the pressure of 2.8 MPa to 3.2 MPa; and finally, standing at normal temperature to obtain a finished product. According to the process, a medium of an existing cold plate integrated heating film is replaced with the water-based glue, efficient integration of the cold plate and the heating film is achieved through the precisely-controlled pressing process, and the reliability and performance of a product are improved.

The invention discloses a preparation method of a positive and negative electrode insulation isolation layer of a solar cell. The preparation method comprises the following steps: S1, placing the back surface of a back contact solar cell on an ink-jet printing platform deck; s2, arranging an insulation isolation area in parallel on a metal auxiliary grid line on the back surface of the back contact solar cell and a welding contact area; carrying out insulation ink-jet printing in the insulation isolation area; and curing the solar cell after ink-jet printing of the insulation isolation area under an ultraviolet lamp. According to the invention, the graph is digitally printed, and the manufacturing time is shortened from several weeks to several hours; the film forming thickness of 1-50 microns can be realized through one-time ink-jet printing, and the problem of bubbles can be solved at the same time; precision of ink-jet printing graph capable of being controlled within range

The invention relates to a glue pouring method of a lighting device. The glue pouring method comprises the steps that first glue is preheated and defoamed; preheating and drying the lighting device; calibrating the ratio of the first glue to the second glue; the first glue and the second glue respectively enter a glue mixing nozzle in proportion; the position of the lighting device is kept, and a glue mixing nozzle is adopted for surface glue pouring in a glue dispensing mode; the lighting device naturally solidifies the surface pouring glue in a standing mode. Therefore, the preparation problem of a low-thickness surface glue layer with the height less than 1mm is solved, the method is suitable for glue with poor flowability caused by high density, the difficulty that the low-thickness surface glue layer cannot be leveled due to poor flowability of the glue is overcome, and the problem that bubbles are easy to generate due to the low-thickness surface glue layer is avoided; therefore, the consistency of surface glue pouring of the lighting device is improved, components of the lighting device are protected as much as possible, a surface glue layer with the height smaller than 1 mm can be prepared, and the method is particularly suitable for low-thickness LED lamp beads such as RGBW lamp beads.

The utility model relates to the technical field of wafer-level lens module preparation, and discloses a defoaming and curing device suitable for wafer-level lens fitting, a round-level lens assembly is placed in a defoaming and curing box, the defoaming and curing box is provided with a vacuum port, an input end of an air exhaust mechanism is connected with the vacuum port, and an output end of the air exhaust mechanism is connected with the vacuum port. According to the wafer-level lens assembly, the bubbles in the laminating glue of the laminating layer of the wafer-level lens assembly can be extracted, so that the problem of bubbles is avoided. And a curing assembly is arranged in the defoaming curing box, so that the glue of the bonding layer can be cured, and the curing efficiency between the wafer-level lens and the photosensitive chip is improved.

The invention discloses a synthesis method of a high-temperature-resistant organosilicone rubber compound structuring control agent, and relates to the technical field of organosilicone rubber compounds. The preparation method comprises the following steps: sequentially adding octamethylcyclotetrasiloxane, a methylphenylcyclotetrasiloxane ring body and octaphenylcyclotetrasiloxane into a reaction kettle according to a preset molar ratio, and carrying out dehydration treatment under a vacuum condition to obtain a mixed ring body; respectively adding dimethyl dialkoxy silane and phenyl trialkoxy silane into the mixed ring body, and stirring until the materials are uniformly mixed, so as to obtain a siloxane ring body; heating the siloxane ring body to 90-170 DEG C, and adding a basic catalyst for reaction, so that the siloxane ring body is subjected to ring opening and alkoxy end capping; carrying out heat preservation reaction on the terminated siloxane ring body at 90-110 DEG C for 2-10 hours, and adding a neutralizer or inactivating the basic catalyst at high temperature to obtain a crude product; and adsorbing and filtering the crude product, and removing small molecules under the vacuum negative pressure condition of 140-200 DEG C to obtain the structured control agent.

The invention relates to the technical field of tempered films, in particular to a tempered film with a fixed attaching base body on the edge of a glass sheet and a manufacturing process of the tempered film, the tempered film is used for being attached to a screen to be subjected to film attaching, the tempered film comprises a screen attaching film used for being attached to the screen to be subjected to film attaching, and a bonding strip is arranged on the edge of the screen attaching film; the U-shaped metal frame is bonded and fixed with the front edge, the left edge and the right edge of the screen laminating film through bonding strips, a fixing edge is arranged on the inner periphery of the U-shaped metal frame, and the lower end of the fixing edge is coated with a pressing edge; the front edge, the left edge and the right edge of the tempered glass sheet are provided with step edges connected to the lower ends of the fixing edges in a butt joint mode, and the tempered glass sheet is inserted into the U-shaped metal frame along the rear portion of the U-shaped metal frame. The tempered glass film is provided with the screen laminating film and the tempered glass sheet at the same time, the screen laminating film is used for being attached to the screen to be laminated with the film in a full-glue mode, and the tempered glass sheet is fixed to the screen laminating film in an edge fixing mode.

The utility model provides an aluminum veneer imitation wood grain transfer printing device, which belongs to the technical field of aluminum veneer processing and comprises a support plate and a flattening component, a support is arranged at the top of the support plate, a telescopic column is arranged at the bottom of the support, the flattening component is arranged at the telescopic end of the telescopic column, and the flattening component comprises a pressing plate arranged at the telescopic end of the telescopic column. The two sides of the pressing plate are each provided with two rotating plates, and a pressing roller is arranged between every two adjacent rotating plates. The two ends of the transfer paper can be synchronously stretched and flattened, and the problems of wrinkles and bubbles caused by uneven pressure are solved.

This invention discloses a control device and method for improving the control of reflux bubbles in an electroplating chamber. Applied to the field of electroplating equipment technology, the key technical points are: It includes: an electroplating chamber for containing electroplating solution and performing the electroplating process; a reflux pipe connected to the lower part of the electroplating chamber for discharging the electroplating solution from the chamber; a control valve fixedly mounted on the reflux pipe for regulating the fluid flow rate and discharging gas from the reflux pipe; and a controller electrically connected to the control valve for adjusting the valve core position to maintain a full-flow state of the electroplating solution in the reflux pipe, thereby reducing bubbles generated due to the impact of the electroplating solution. The technical effect is that it improves the defoaming effect while dynamically adjusting according to real-time operating conditions.

The present invention provides a lens mold filling system, which belongs to the field of lens production equipment, and includes: a mold filling component for filling resin liquid into a lens mold, the mold filling component includes: a single injection needle, the single injection needle is an electric heating needle; a liquid level monitoring mechanism; a driving member; the liquid level monitoring mechanism includes a liquid level sensor arranged directly above the lens mold, and a liquid level switch arranged near the lens mold injection port, the liquid level sensor and the liquid level switch are electrically connected to the flow control valve. The mold filling component of the present invention is set as a single injection needle, and the reflux pipe is eliminated, giving the liquid level sensor enough space to improve the accuracy; the method of forming the injection port by hot needle hotting replaces the traditional direct acupuncture method, which can make the injection port smooth and reduce the size of the injection port, thereby reducing the generation of bubbles, that is, using the simplest modular design, so that it can better meet the automatic filling assembly line.

The utility model relates to the technical field of electronic device potting, and discloses a volume resistivity detection device of organic silica gel for electronic device potting, a storage box is arranged on the front side of the top of a fixing table, a clamping mechanism is arranged at the bottom of the fixing table, a rotation detection mechanism is arranged at the back end of the top of the fixing table, and the rotation detection mechanism is connected with the storage box. A detector is arranged on the front face of the rotation detection mechanism, the rotation detection mechanism comprises a rotation assembly and a detection assembly, the rotation assembly is arranged at the back end of the top of the fixed table, the detection assembly is arranged on the right side of the bottom of the rotation assembly, the rotation assembly comprises a supporting frame, and the supporting frame is fixedly connected to the back end of the bottom of the fixed table. According to the utility model, an organic silicon gel sample can be stirred before detection, so that the problems that the components of the organic silicon gel are possibly non-uniform and bubbles appear in the organic gel are effectively solved, the consistency of the characteristics of the sample is ensured when the volume resistivity is measured, and the accuracy of a measurement result is improved.

The invention discloses a glaze plating method of photovoltaic glass and glazed photovoltaic glass. The glaze plating method comprises a first surface glaze plating step, a second surface glaze plating step and a tempering step. In the first surface glaze plating step, glaze plating is carried out on the first surface of the pretreated raw glass sheet at intervals; in the second surface glaze plating step, glaze is plated on the second surface of the original glass sheet at intervals to obtain double-surface glaze-plated glass, and the second surface is the surface opposite to the first surface. In the tempering step, the double-sided glazed glass is tempered. According to the glaze plating method disclosed by the invention, the glaze plating area on the surface of the photovoltaic glass can be reduced, and the problems of uneven tempering degree and stress of a glaze plating area and a blank area caused by light shielding and reflection due to glaze plating are solved. And the problem that bubbles and flaws are caused at the interface of the glaze and the glass due to an existing glaze plating mode is also solved. And the problem of strength reduction caused by mismatching of the glaze and the glass expansion rate due to large-area continuous single-side glaze plating is also solved.

The invention discloses a manufacturing process of an LED thermoelectric separation aluminum substrate, and relates to the technical field of LED thermoelectric separation aluminum substrates for new energy automobiles, and the manufacturing process of the LED thermoelectric separation aluminum substrate comprises the following steps: S1, cutting; s2, a copper-aluminum composite board is manufactured firstly, a dry film is attached to the copper-aluminum composite board, etching is conducted, and a local boss is formed; s3, making a GTL layer circuit on the FR-4 substrate, and pasting a dry film negative film for etching; s4, pasting pure glue on the FR-4 substrate after the FR-4 substrate is subjected to over-browning, and compacting the FR-4 substrate by a film pressing machine; s5, drilling corresponding target holes according to the target designed by the FR-4 substrate; s6, performing windowing treatment on a boss region corresponding to the FR-4 substrate; s7, typesetting and pressing the FR-4 substrate, the copper-aluminum composite board and the buffer layer to form a board; s8, drilling is carried out on the laminated plate piece; s9, performing outer layer resistance welding and surface treatment; s10, electrical testing and forming are carried out; according to the LED thermoelectric separation aluminum substrate manufactured through the manufacturing process of the LED thermoelectric separation aluminum substrate, the heat dissipation capacity of an LED is greatly improved, and the illumination time and the service life of the LED are directly prolonged.

The utility model discloses laminated glass, which comprises an outer glass sheet and an inner glass sheet which are laminated, and further comprises an interlayer piece which is arranged between the outer glass sheet and the inner glass sheet and comprises a first functional component and a second functional component, the first functional component and the second functional component are connected in a concave-convex matching manner; wherein openings are formed in the two ends, in the first direction, of the interlayer piece correspondingly, the openings are formed between the first functional component and the second functional component, and the openings are filled with edge repairing membranes; correspondingly, the utility model further discloses a vehicle which comprises the laminated glass provided by the utility model. By adopting the laminated glass designed by the utility model, the problem that wrinkles and bubbles exist in the conventional laminated glass when the conventional laminated glass is combined can be solved.

The utility model discloses a protective film with an AF coating for a cover plate, which comprises a film body, and the film body comprises a stripping film I, a protective film and a stripping film II, the protective film is arranged between the stripping film I and the stripping film II; an AF coating is sprayed on one side of the protective film, and adhesive glue is annularly arranged on the edge of the side, close to the AF coating, of the protective film; the AF coating is sprayed in the middle of the contact face of the protective film and the cover plate, the scheme that AF surface treatment is added on the cover plate at present is replaced, the problem that bubbles exist when the cover plate and the protective film are attached can be solved, bubble marks cannot exist under the high-temperature condition, and compared with the scheme that the AF coating is added on the cover plate, the protective film is not prone to being damaged. The cost of spraying the AF coating on the protective film is lower, the operation is simpler, the required precision is lower, and meanwhile, the protective film can be prevented from falling off from the cover plate by arranging the weak-viscosity glue on the protective film.

The invention discloses a preparation method of a silica gel and hot-melt adhesive composite material, and relates to the field of composite material preparation, and the preparation method comprises the following steps: S1, selecting proper silica gel and hot-melt adhesive, crushing the silica gel into powder, heating and dissolving the hot-melt adhesive, and dividing into three parts which are respectively marked as No.1, No.2 and No.3 for later use; s2, pouring silica gel powder into the second hot melt adhesive liquid, and stirring and mixing until the silica gel powder is uniformly dispersed into the second hot melt adhesive liquid. The composite material prepared from the silica gel and the thermosol has good wear resistance, light scattering performance and flame retardance, and in the process, the silica gel powder and the thermosol are dispersed and mixed uniformly, so that the problems that the silica gel is not easy to dissolve and is not uniformly mixed are solved, the problem of bubbles in the silica gel is solved, and the service life of the silica gel is prolonged. The strength, wear resistance and other properties of the composite material are further improved, and the composite material is convenient for people to use.

This utility model discloses a pressing device for plaster processing and production, belonging to the technical field of plaster processing and production equipment. Its key technical features include a workbench and a material discharge roll film assembly disposed on the top surface of the workbench. The top surface of the workbench is provided with an air extraction assembly for removing air bubbles, and the surface of the workbench is provided with a pressing and anti-wrinkle assembly for making the plaster film flat. This utility model, by setting up a symmetrically installed vacuum machine and air-gathering nozzle, can quickly remove the air between the film and the backing before pressing, preventing air bubble problems caused by residual gas. By using a pressing and anti-wrinkle assembly that works in conjunction with an electric push rod and a small cylinder, the backing and film can be partially raised and flattened by the top plate before pressing, and then uniform pressure is applied for pressing, significantly reducing wrinkles caused by material relaxation or uneven tension.

The utility model discloses a glass clamping device for glass plank road relates to high strength glass field. The device includes the stand, and one side of stand is provided with the clamping exhaust unit, and the support block fixed assembly in clamping exhaust unit is in one side of stand, and the movable pressure block sliding connection is in the inside of stand, and the fixed part is set up in one side of stand, and the device is through setting up clamping exhaust unit, and utilizes support block to support one end of glass, and the movable pressure block extrusion is carried out to the other end of glass, can bubble in adhesive is discharged, has solved the problem that the traditional installation mode exists bubble. The setting of fixed part can fix the position of movable pressure block, guarantees the stability of extrusion state. The cooperation between each component is close, improves the firmness and security of glass installation, prolongs the service life of glass plank road, guarantees its aesthetic degree simultaneously.

The invention discloses a method for preparing a flip chip, comprising: 1) providing a wafer, the wafer comprising a plurality of flip chips and preset cutting paths between the flip chips, the flip chip having a first and a second surface side arranged relatively, the preset cutting paths comprising a first preset cutting path formed on a wafer surface corresponding to the first surface side, and a second preset cutting path formed on a wafer surface corresponding to the second surface side; 2) sequentially performing: grooving on the second preset cutting path to form a pre-grooving; arranging a back gold layer on the wafer surface corresponding to the second surface side and on the surface of the pre-grooving; performing laser grooving along the thickness direction of the wafer from the back gold layer in the pre-grooving to form a secondary groove with a depth greater than the thickness of the back gold layer; 3) grooving on the first preset cutting path until it is connected with the secondary groove to obtain a plurality of discrete flip chips; the method can reduce or even avoid the problems of metal debris short circuit and back gold shedding after packaging the flip chip with the back gold layer.