44results about How to "Solve the glue problem" patented technology

The invention relates to a process for manufacturing an insulated metal laminboard. The process is characterized in that a method comprises the following steps: a glue coating device for a steel plate is arranged on an insulated metal laminboard compounding machine set; firstly, an upper steel plate and a lower steel plate are subjected to cold rolling and molding by a cold rolling machine; secondly, glue is coated on the upper steel plate and the lower steel plate by the glue coating device for the steel plate of the insulated metal laminboard compounding machine set; and finally the upper steel plate and the lower steel plate are compounded with a heat insulation core material by the insulated metal laminboard compounding machine set to form the laminboard. The process has the advantages of improving the strength of the steel plate and the composite strength of the laminboard after the final molding, the sealing performance of a joint when the laminboards are spliced and the heat insulation performance of a color steel laminboard.

The invention provides a liquid crystal display device which comprises a panel, an adhesive layer and an adhesive medium, wherein the panel comprises a glass layer and a lower polarizing film; the lower polarizing film is bonded and fixed to the lower surface of the glass layer; the surface area of the lower polarizing film is smaller than that of the glass layer; the adhesive layer is arranged on the lower surface of the glass layer along an outer contour edge of the lower polarizing film; the lower surface of the glass layer is fixedly bonded to the surface of the adhesion medium through the adhesive layer. For the fixation of the panel and the adhesive medium, the glass layer and the adhesive medium are fixedly bonded through the adhesive layer in the invention; when a working temperature of the liquid crystal display device changes, the deformation quantity generated by the glass layer under the change of temperature is insufficient to deform or crack the panel, so as to avoid the occurrence of panel cracking phenomenon due to excess deformation quantity of the lower polarizing film, to ensure the panel working stability, and to be beneficial to the frameless design of the liquid crystal display device.

The invention discloses a laser slitting machine. The laser slitting machine comprises an LED lamp, a fixed hose and a silencer; a lamp holder is arranged at one end of the LED lamp; a connecting support is arranged at one end of the fixed hose; a lamp switch is arranged on one side of the connecting support; an execution table is arranged below cutters; a prompt lamp is arranged on one side of a CO2 laser; an electric box is arranged under an emergency stop button; the silencer is fixedly connected to the electric box; nuts are arranged at one ends of fixing blocks; supporting legs are arranged under the electric box; and a machine frame is arranged on one side of a movable shaft. According to the laser slitting machine, a net cover is fixedly connected to the electric box through the nuts so that the net cover can be conveniently taken down from the electric box, station trackers are combined with the CO2 laser so that the blank that a laser is used for umbrella cloth slitting can be filled, and therefore the defect of a cold cutting knife technology can be really and fundamentally overcome, the industry level can be improved, the quality can be improved, and the problems of broken filaments and glue residues at a selvedge of an existing slitting machine can be solved.

The invention discloses a dispensing time control device. The dispensing time control device comprises a bottom plate and supporting plates distributed on the periphery of the bottom plate. A workbench plate is fixedly connected to the supporting plates. A photoelectric sensor is arranged on the workbench plate. When a product is placed on the workbench plate, the photoelectric sensor sends a sensed signal to a timer, and the timer starts timing after receiving the signal. When the product is taken away at the set time, the photoelectric sensor sends a time zero clearing signal to the timer, the time on the timer is cleared, and meanwhile the next time of product timing is started. When the product is not taken away at the set time, the timer sends a signal to a vacuum module and a buzzer.After the vacuum module and the buzzer receive the signals, the buzzer gives an alarm, a vacuum die locks the product, and the product cannot be taken out by the next station. The problem that due tothe fact that the idle time of the product after dispensing is too long, product press fit is poor or glue failure occurs is solved, and the idle time of the product does not need to be calculated manually.

The invention discloses a fast bonding process of silica gel and PET. The fast bonding process comprises the steps: the silica gel is prepared, specifically, the silica gel is provided, the binding surface of the silica gel is sequentially subjected to ultrasonic cleaning, laser treatment and plasma treatment, and then pretreated silica gel is obtained; the PET is prepared, specifically, the PET is provided and subjected to surface plasma treatment; and bonding is conducted, specifically, glue is smeared on the binding surface of the pretreated silica gel, then the binding surface of the PET and the binding surface of the pretreated silica gel are bonded, then the pressure is maintained through a pressure maintaining jig, the pressure maintaining jig is placed into a high-temperature and high-humidity box, then curing is started, the temperature is controlled to be 30-60 DEG C, the humidity is controlled to be 60-90%, the curing time is controlled to be 1-3 H, and after curing, the silica gel and PET bonding structure is obtained. According to the bonding process, inert factors on the surface of the silica gel are improved, the bonding strength between the silica gel and the PET isgreatly enhanced, and the problem of a glue failure between the silica gel and the PET is solved; and meanwhile, under the premise of ensuring the production quality, rapid curing can be achieved, and the production efficiency is improved.

The invention discloses an intelligent safety fireproof door and detection system based on internet of things technology. The intelligent safety fireproof door and detection system comprise a fireproof door body and a monitoring control system. A groove is formed in the periphery of the fireproof door body, a fire extinguisher is embedded into the groove, a plurality of pipelines are arranged in the fireproof door body, a plurality of through holes are formed in the surface of the fireproof door body, telescopic pipes are embedded into the through holes, one end of each telescopic pipe is connected with a switch, and a sprayer is arranged on one side of each switch. A heat-resistance net layer and a mineral glass-magnesium fireproof layer are arranged in the fireproof door, the fireproof door body is a member made of PVC mold-pressed plastic-uptake materials, due to the fact that four sides of a door plate can be sealed into a whole after plastic-uptaking, the problem that sealing edges are prone to glue failure after long time is solved, spreading of fires is prevented, and personal safety and property safety are guaranteed to the higher extent.

The invention relates to a swirler overflow tube gluing technology. The technology comprises the following steps: step (1), a rubber long barrel is manufactured, wherein the length of the rubber long barrel is the sum of the length of a rubber layer, required to be glued, of the inner surface and the outer surface of a metal circular tube; step (2), the rubber long barrel is glued on the inner surface of the metal circular tube firstly, and the long barrel rubber extending out of the bottom of the metal circular tube is flanged outwards; step (3), after glue water is brushed on the outer surface of the metal circular tube, the long barrel rubber outwards flanged is dragged towards one end with a flange, and the rubber layer is glued on the outer surface of the metal circular tube. As the inner surface and the outer surface of the metal circular tube is glued integrally through the long barrel rubber, the bottom of the metal circular tube is without gluing gaps, so that the problem of glue failure is solved thoroughly. The problem of abrasion due to the glue failure when a swirler is in use is solved by changing the manufacturing technology, so that the economic benefit is obviously improved.

The invention discloses a smoke-insulation fireproof door which comprises a fireproof door body and a monitoring control system, wherein a groove is arranged around the fireproof door body; a fire extinguisher is embedded in the groove; a plurality of pipelines are arranged inside the fireproof door body; a plurality of through holes are arranged in the surface of the fireproof door body; telescopic pipes are embedded in the through holes; one end of each telescopic pipe is connected with a switch; and one side of each switch is provided with a nozzle. The smoke-insulation fireproof door internally comprises a heat-resistant net layer and a mineral magnesium oxide fireproof layer, and the fireproof door body is a component made of PVC compression molding and suction molding materials; fouredges of a door panel can be sealed into a whole after suction molding so that the problem that the sealed edges may be unglued after a long time can be solved; and in addition, the spread of fire isprevented and the personnel safety and property safety can be protected to a greater extent.

The invention provides solar canvas and a preparation method thereof, relates to the technical field of solar energy, and solves the technical problems in the prior art that a solar cell module is noteasily and effectively combined with canvas, and the combination integrity of the solar cell module and the canvas is poor. The solar canvas comprises a protective film layer, a first film clamping layer, a water blocking film layer, a second film clamping layer, a solar chip layer, a third film clamping layer, a back plate layer and a canvas layer which are laminated in sequence, namely, all thelayers are laminated and compounded to form a firm whole body; the solar chip layer is firmly bonded and internally arranged between the second film clamping layer and the third film clamping layer so as to avoid foreign object damage and greatly improve integrity and weather resistance of the assembly. The integrity and weather resistance of the assembly are greatly improved, the characteristicthat the whole assembly is light, thin and soft is guaranteed, glue failure is avoided in a laminating mode, the weather resistance is higher, the binding performance of the cloth and the solar assembly is better. The invention also provides the preparation method of the solar canvas. The solar canvas is used for enabling a solar chip to be more convenient to use.

The present invention relates to wide belt vibrating grinding head and grinding method for sander and belongs to the field of sander assembly manufacturing. The ground workpiece is made to contact with the sanding surface of sand belt in the sand belt delivering and withdrawing mechanism and the wide belt vibrating grinding head in the back side of the sanding surface is started to grind the workpiece. The present invention has the advantages of greatly raised workpiece surface grinding precision, no trouble of sand belt junction and low power consumption.

The invention provides a manufacturing method of a concave metal mesh of a fairing. The technical problems that an existing concave metal mesh of the fairing is complex in process, high in equipment cost, difficult in process parameter control, difficult in spherical surface uniformity guarantee and difficult in gluing and exposure are solved. Comprising the following steps: 1) soaking degreased cotton with a mixed solution of alcohol and diethyl ether to clean the concave surface of the fairing; (2) fixing a fairing on a rotary gluing machine, dripping the positive photoresist on the concave surface of the fairing by using a dropper, manually rotating the fairing, and then starting the rotary gluing machine for spin coating; (3) putting the fairing into a baking oven to be baked and then taking out; (4) installing the fairing on concentric scanning laser direct writing exposure equipment, starting centering, and starting longitude and latitude scribing; (5) immersing the fairing in a developing solution to be developed for 50-60 S; (6) placing the fairing in a vacuum chamber, and after the fairing is bombarded with an ion source, evaporating a chromium layer and a gold layer sequentially; and (7) dripping acetone to the concave face of the fairing, scrubbing the fairing, and obtaining the fairing concave face metal mesh.