16results about How to "Uniform bonding" patented technology

The invention provides a diaphragm and a secondary battery. The diaphragm comprises a base film layer, the base film layer contains a bonding layer and an inorganic ceramic layer, the bonding layer is composed of a plurality of bonding points, in the bonding layer, the longest diameter of the bonding points is 20-500 [mu] m on average, 20-150 bonding points exist in any area of the surface of the bonding layer, the length of the area is 3470 [mu] m, and the width of the area is 2600 [mu] m. The surface of the diaphragm provided by the invention is relatively strong in binding power, and the binding power distribution is relatively uniform. When the diaphragm is used in the secondary battery, the high-temperature cycle performance of the secondary battery can be improved.

The invention discloses a preparation method of an iron-silicon-based composite soft magnetic powder core, which comprises the following steps: compounding and uniformly mixing iron-silicon-titanium powder and iron-silicon powder, and carrying out heat treatment in an air atmosphere; and then performing insulation coating on the surface of the magnetic powder by using a polyvinyl alcohol aqueous solution and a nano oxide, and performing compression molding and heat treatment to prepare the iron-silicon-based composite soft magnetic powder core. Compared with a conventional iron-silicon powder core, the iron-silicon-based composite soft magnetic powder core prepared through the method has the advantages that the direct-current bias performance under the condition of 100 Oe is higher than 76%, the volume loss Pcv under the conditions of 50 kHz and 100 mT is lower than 500 mW / cm < 3 >, and the loss performance is obviously improved.

The present invention relates to a typhoon-proof billboard, comprising a main frame and a billboard cavity, wherein a transmission cavity is provided inside the lower end of the main frame, and a secondary gear is installed inside the transmission cavity, and a billboard cavity is provided in the middle of the main frame. The beneficial effects of the present invention are as follows: the typhoon-proof billboard is provided with a wind sensor, a solar photovoltaic panel, a battery and a motor, and the wind force can be detected by the NZ-FS wind sensor provided in the device. When the wind force exceeds the specification, the information is transmitted to the system main controller, and then the control motor is turned on, and the operation of the motor drives the main gear connected to the lower end of the second rotating shaft to operate, thereby rotating the secondary gear meshing with the main gear, and finally driving the billboard body connected to the first rotating shaft to rotate 90°, so that when the wind force is too strong, air can pass through the gap after rotation, preventing the billboard from being overturned and damaged due to excessive force, and at the same time, the energy for the operation of the storage device is stored through the solar photovoltaic panel and the battery in daily life.

A wafer photoresist film pasting press-fitting device comprises a lower shell, an electric negative pressure vacuum pump, an air compressor, an upper cover, a table disc, an electric push rod, an air bag and an exhaust valve. A connecting pipe is installed at the side end of the lower shell, the outer side end of the connecting pipe is connected with the air inlet end of the electric negative-pressure vacuum pump, a fixing pressing ring is installed at the lower end in the upper cover, and the outer side of the air bag is installed on the inner side of the fixing pressing ring. An air inlet pipe is installed on one side of the air bag and connected with an air compressor exhaust pipe. The multiple sets of electric push rods are installed at the lower end in the lower shell, and the outer sides of the lower end of the table plate are installed at the upper ends of the multiple sets of electric push rods correspondingly. According to the utility model, the photoresist film can be uniformly adhered to the surface of the wafer, so that the photoresist has better fluidity when being melted, and can be better pressed into a groove in the surface of the wafer; and through water cooling of the film-pasted wafer, the photoresist can be cured within the time as short as possible, and the cooling time is shortened. According to the utility model, the production efficiency is correspondingly improved on the basis of ensuring the product quality.

The application relates to a production equipment of a roof insulation board, in particular to a composite device of a waterproof roof light fireproof insulation board. The composite device comprises a first conveying line for conveying a first board coated with glue, a positioning mechanism for positioning the first board, a clamping mechanism for buckling a second board to the first board to form a composite board, a pressing mechanism for pressing the composite board, and a pushing mechanism for feeding the composite board into the pressing mechanism. The composite device of the waterproof roof light fireproof insulation board can replace the manual board composite process, so that the production efficiency is improved.

The application relates to the technical field of batteries, in particular to a battery pack and a vehicle, wherein the battery pack comprises a battery cell module, the battery cell module comprises battery cells, and one end of each battery cell is provided with a pole and the other end of each battery cell is provided with an explosion-proof valve, so that a pressure relief flow channel and a high-voltage electrical area are physically isolated in space, thereby eliminating the short circuit risk in the pressure relief process. In the battery pack provided by the application, the pole is arranged at the top of the battery cell, the explosion-proof valve is arranged at the bottom of the battery cell, the gas-electric separation structure physically isolates the pressure relief flow channel and the electrical area, which is beneficial to eliminating the short circuit risk and improving thermal safety, and in cooperation with the pressure relief hole at the bottom of the box body, the high-temperature jet is ensured to be guided out of the vehicle without obstruction, impact on the passenger compartment is avoided, and the short circuit risk in the pressure relief process is fundamentally eliminated.

Embodiments of the present disclosure provide a display module and a display device, and relate to the technical field of display, which are used to achieve the purpose of firm adhesion and uniform stress between the support and the adhesive layer. The display module comprises a display panel and a support, the support comprises a support plate and a plurality of strip-shaped holes arranged on the support plate, the length direction of each strip-shaped hole in the plurality of strip-shaped holes is a first direction, and the width direction of the strip-shaped hole is a second direction; the plurality of strip-shaped holes are arranged into multiple rows along the second direction; the strip-shaped holes of adjacent rows are staggered in the second direction; the distance between two strip-shaped holes in adjacent rows and adjacent in the first direction is a set hole distance E; the support is attached to the non-display side of the display panel through an adhesive layer; there is a single peak width H of the maximum peeling force between the support and the adhesive layer; and the value range of E is (H-3) mm to (H+3) mm. The display module is used for displaying images.

The application discloses a non-developable curved surface bonding uniform pressing device and a uniform pressing method, relates to antenna cover and mold technology, and comprises a rigid outer frame, an inner cavity with an upper and lower opening, a top plate arranged on one side of the opening of the rigid outer frame and in sliding connection with the rigid outer frame, external load being introduced based on the upper end surface of the top plate, a flexible closed capsule accommodated in the inner cavity of the rigid outer frame, the inside of the flexible closed capsule being filled with a phase change medium with a shear thickening effect, the lower surface of the flexible closed capsule being in contact with a curved surface workpiece to be bonded, and a vibration excitation module fixed to the rigid outer frame and / or the flexible closed capsule and used for applying mechanical vibration to the phase change medium so that the medium triggers the shear thickening effect of the medium under the mechanical vibration. The application can make the bonding surface rubber layer of the non-developable curved surface antenna cover be uniformly distributed, and significantly improve the service stability of the aircraft antenna cover.

The 3D ink-jet printing binder UV ink is prepared from the following raw materials in percentage by weight: 20 to 60 percent of cationic monomer, 10 to 50 percent of acrylic monomer, 5 to 20 percent of acrylic resin, 1 to 20 percent of initiator and the balance of auxiliary agents. The cationic initiator introduced in the invention can further improve the reaction activity of the free radical initiator, improve the reaction degree of a free radical system, and reduce the residue of monomers in the system, thereby reducing the odor of the UV curing binder. And moreover, the use amount of printing ink in the printing process is reduced, the thickness of a printing material is increased, and the printing frequency of a formed product is reduced, so that the product strength is improved, and the problem that the product strength is reduced due to more adhesives and large gaps is solved.

The invention relates to the technical field of textile manufacturing, and discloses a wear-resistant canvas bag manufacturing method and equipment thereof.The wear-resistant canvas bag manufacturing method comprises the following steps that S1, wear-resistant cloth is cut, specifically, the wear-resistant cloth is cut into the needed size; s2, gold stamping of the wear-resistant cloth, wherein gold stamping is conducted on the surface of the cloth, and needed pictures are printed on the cloth; s3, sewing and forming, wherein the wear-resistant cloth is made into a canvas bag style through manual and mechanical assistance; the handle and the canvas bag are preliminarily sewn in a manual or mechanical auxiliary mode, images on the canvas bag can be displayed more vividly and clearly through gold stamping, surface treatment and forming of the canvas bag can be achieved through gold stamping, hydraulic extrusion and other technologies, the whole canvas bag can be more attractive and durable, and the service life of the canvas bag is prolonged. And due to the characteristics of automation and mechanization of the equipment, the dependence on manpower can be reduced, the labor cost is reduced, and the production efficiency and the stability are improved.

The invention relates to the technical field of concrete plate net hanging, in particular to an autoclaved aerated concrete plate net hanging device with an automatic cutting-off function, which comprises a cart, a sliding frame is slidably connected to the upper surface of the rear side of the cart, and first fixing pieces are fixedly connected to the two ends of the left side of the sliding frame; a first torsion spring is fixedly connected to the end, away from the cutting piece, of the right side of the rotating piece, the end, away from the rotating piece, of the first torsion spring is fixedly connected to the inner side of the first fixing piece, and a pressing plate is rotationally connected to the bottom of the end, away from the first fixing piece, of the rotating piece; the net material is driven by the pressing plate to be fixed to the wall, the net material is more tightly attached to the wall by means of inward extrusion of the first roller, it can be guaranteed that the net material and the wall are seamlessly and tightly attached through the inward extrusion effect of the first roller, and therefore the stability and firmness of the net material are enhanced; therefore, the problems of wall cracking and the like caused by loosening of the hanging net can be reduced.

This application relates to the field of ceramic powder processing, specifically disclosing a method for preparing spherical aluminum nitride powder, comprising the following steps: S1, dissolving a water-soluble organic carbon source in water by stirring to obtain a mixed solution; then adding alumina, mixing and stirring evenly, with the mass ratio of the water-soluble organic carbon source to alumina being 1:1-2, to obtain a reaction precursor; S2, subjecting the reaction precursor to spray drying and dry pressing to obtain a block; S3, subjecting the block to degreasing, carbonization, and nitriding reduction treatments to obtain a semi-finished product; S4, subjecting the semi-finished product to decarbonization, cooling, and pulverization to obtain the finished aluminum nitride powder; which has the advantages of high sphericity, high purity, and good thermal conductivity.

The utility model discloses a material roll supporting and pressing device and a composite bonding and pressing system, the material roll supporting and pressing device comprises a rack, a material roll conveying mechanism, an upstream conveying mechanism, a pressing mechanism and a material roll supporting mechanism, and the material roll supporting mechanism is arranged in a containing space on the lower side of the rack; a material roll for providing a sheet-shaped object is rotatably supported on the material roll supporting mechanism. The material roll conveying mechanism comprises a first material roll conveying assembly, a gluing assembly and a second material roll conveying assembly which are sequentially arranged in the conveying direction of the single sheet material, the single sheet material enters the gluing assembly through the first material roll conveying assembly, and after one side of the single sheet material is coated with glue through the gluing assembly, the single sheet material is conveyed into the pressing mechanism through the second material roll conveying assembly. And the to-be-pressed sheet material and the single sheet material conveyed by the upstream conveying mechanism are conveyed into the pressing mechanism. The pressing mechanism is provided with a pair of pressing rollers, and the pair of pressing rollers press the single sheet material and the sheet material to be pressed and output the single sheet material and the sheet material to be pressed. The lamination quality of the composite sheet material output by the device is higher.

The invention provides a resin composition and a circuit board and a display device containing the same. The resin composition comprises the following components in parts by mass: 15-85 parts of epoxy resin, 1-50 parts of a curing agent, 15-85 parts of modified rubber and 0.1-10 parts of a coloring agent. Through design and mutual compounding of the components, the formed resin layer has colors and can play a color adjusting function; and meanwhile, the resin layer can form high-strength stable bonding with the copper foil / circuit layer, and the anti-stripping performance is good. A resin layer formed by the resin composition is used in a circuit board, so that the circuit board has uniform color, and chromatic aberration is reduced or avoided, so that a display device comprising the circuit board can present clearer and more accurate color, and the display effect is improved; meanwhile, the resin layer can improve the peeling strength of the copper foil of the circuit board, so that the adhesive force of the lamp bead bonding pad is increased, the falling probability of the lamp bead bonding pad is remarkably reduced, and the display yield is improved.

The utility model belongs to the technical field of film sticking machine equipment, and particularly relates to a film sticking machine for edge covering of a backlight module, which comprises supporting columns and a rolling film, the top of each supporting column is fixedly provided with an operation top plate, and the top of each operation top plate is provided with a discharging mechanism, an edge sticking rotating mechanism, a film drawing adjusting mechanism, a smearing mechanism and a shearing mechanism. According to the film sticking machine for edge covering of the backlight source mold piece, by arranging the discharging mechanism, the edge covering rotating mechanism, the film drawing adjusting mechanism, the smearing mechanism and the shearing mechanism, a plurality of functional modules of discharging, edge covering, film drawing, smearing, shearing and the like are integrated, automatic production of edge covering and film sticking of the backlight source mold piece is achieved, and the production efficiency and the quality stability are improved; the edge pasting rotating mechanism can accurately position and rotate the backlight source mold piece, it is guaranteed that the position is accurate in the film pasting process, and deviation or dislocation is avoided. And the film drawing adjusting mechanism can adjust the tension and tension in the film pasting process, so that the film pasting process is more stable.