672results about How to "Improve bonding efficiency" patented technology

The invention relates to a multi-layer mixed synchronization bonding structure and a method for three-dimensional packaging. The method comprises the following steps of: forming a hard metal conical array on a surface of a metallic pad of a substrate to be mixed and bonded; forming a soft metal layer on the surface of the metallic pad of the other substrate to be mixed and bonded; forming dielectric adhesion layers on surfaces of non-metallic pads of the two substrates to be mixed and bonded; aligning the hard metal conical array with the soft metal layer, heating and pressurizing to make thehard metal conical array inserted into the soft metal layer, and combining the dielectric adhesion layers with each other to form a mixed pre-bonding structure; and then heating, forming an intermetallic compound in the hard metal conical array which is inserted into the soft metal layer, and solidifying and combining the dielectric adhesion layers. Compared with the conventional bonding method, the method provided by the invention has the advantages that: yield is high; bonding time is saved; cost is reduced; and the reliability of a product is improved at the same time.

A lighting unit and a liquid crystal display device which can improve the efficiency of usable light. The lighting unit includes a light source, a light guide plate, and a truncated pyramid located between the light guide plate and the light source. The truncated pyramid has a base, a top smaller than the base, and a slope linking the base and the top. The light source is placed in close contact with the top of the truncated pyramid, and the light guide plate is placed in close contact with the base of the truncated pyramid. Light is propagated from a light emitting part of the light source to the light guide plate without passing through any air layer. Also, an unnecessary light removing structure is provided in the light guide plate near the incidence surface thereof.

The invention relates to a bonding tool capable of simultaneously bonding various parts onto a glass panel. The bonding tool comprises a frame body which is provided with a table board and an upper mounting plate, and at least one set of a bonding structure. The bonding tool is characterized in that the bonding structure comprises a peripheral limiting structure for peripherally restraining the glass panel, a first lay-up block which is fixed on the table board for restraining a glass panel bracket, a second lay-up block which is fixed on the table board for restraining a first switch bracket, a third lay-up block which is fixed on the table board for restraining a second switch bracket, and a pressure maintaining block which is arranged above the table board, is driven by a pressure maintaining air cylinder mounted on the upper mounting plate to move up and down vertically, wherein the pressure maintaining block is pressed for pressing the glass panel to the bonding surface of each bracket to carry out pressure maintaining. The tool works once, so that not only can the glass bracket and the switch bracket be bonded onto the glass panel, but also bonding mounting of switch brackets of different models on the glass panel can be adapted, and therefore, the tool has the advantages of high bonding efficiency and high bonding precision, less processes, and convenient operation.

The invention relates to a splicing tool used for splicing decoration panels to glass faceplates. The splicing tool comprises a rack body provided with a table top and an upper mounting plate. At least one splicing structure is arranged on the rack body. The splicing tool is characterized in that each splicing structure comprises a left shelf, a right shelf, an elastic supporting structure, pressing blocks and a positioning structure, wherein the left shelf is fixed to the table top, the right shelf is constrained on the table top and can slide left and right; the elastic supporting structure acts on the right shelf, so that the right shelf is kept moving outwards to the outermost end state; the pressing blocks are located on the table top and driven by pressing air cylinders mounted on the upper mounting plate to vertically move up and down; the pressing block is further provided with the positioning structure; the positioning structure comprises front positioning blocks, rear positioning blocks, left positioning blocks, rear clamping blocks and right clamping blocks; and in the state that the pressing blocks move downwards to press the panels, the pressed right clamping blocks push the left shelf to move rightwards, and finally the right end faces of the glass faceplates are flush with the right end faces of the decoration panels. The splicing tool can ensure that the outer edges of the decoration panels are flush with the left end and the right end of the glass faceplates correspondingly.

The invention relates to a bonding tool for mounting a part on a glass assembly and capable of adjusting dimensions in any direction. The bonding tool is characterized in that the tool comprises a rack body, glass panel limiting structures, support limiting structures and pressure maintaining blocks; the rack body is provided with a table board and an upper mounting plate; the glass panel limiting structures are used for limiting glass panels; the support limiting structures are used for limiting buckle supports; the pressure maintaining blocks are located above the glass panel limiting structures, and are driven by pressure maintaining cylinders mounted on the upper mounting plate to vertically move up and down; and the down pressing of the pressure maintaining blocks enables the glass panels to be tightly pressed on the bonding faces of the buckle supports to conduct pressure maintaining. In the bonding process, the relative position relation of the buckle supports and the glass panels is kept unchanged through the limiting of the glass panel limiting structures to the glass panels and the restraint of the support limiting structures to the buckle supports, and the bonding precision is high; the pressure maintaining blocks are driven by the action of the pressure maintaining cylinders to press the glass panels to the bonding faces, coated with glue, of the buckle supports and conduct pressure maintaining for a certain time, so that the buckle supports and the glass panels are firmly fixed.

The invention relates to an adhesion clamp for a smoke baffle. The adhesion clamp for the smoke baffle comprises a frame. The frame is provided with a table top, an upper mounting plate and at least one set of adhesion structure. The adhesion clamp for the smoke baffle is characterized in that the adhesion structure comprises a shelf, a circumferential limiting structure, two L-shaped limiting blocks and two pressing mechanisms; the circumferential limiting structure is used for restraining the smoke baffle in the circumferential direction, and comprises a front positioning block, a rear positioning block, a left positioning block and a right positioning block; the front positioning block and the rear positioning block are fixed to the shelf; the left positioning block and the right positioning block are restrained on the shelf and can slide left and right synchronously; the two L-shaped limiting blocks are used for limiting rotary shaft components, and can move vertically under driving of an air cylinder mounted on the upper mounting plate; and the two pressing mechanisms can press the rotary shaft components onto the upper end face of the smoke baffle to maintain the pressure for adhesion. By means of the adhesion clamp, the rotary shaft components can be accurately and firmly mounted onto the smoke baffle, the dimensions of the rotary shaft components at the two ends of the smoke baffle can be accurate, the both sides are balanced in error, and the situation that errors are lumped at one end is avoided.

The invention relates to the automation equipment field, and especially relates to FPC flexible printed circuit board automatic processing equipment; a convey structure transports a carrier carrying acircuit board to a first transplant unit; the first transplant unit conveys the circuit board to a punching structure for punching; a second transplant unit conveys the punched circuit board to a positioning feed structure for secondary positioning discharge; a turning structure turns the discharged circuit board; a detection structure detects the turned circuit board to realize precise feeding and blanking; the circuit board is processed by the automatic processing equipment; the positions between the convey structures can be automatically placed; each station can simultaneously realize feeding and blanking functions, thus greatly improving the material piece conveying speed; in addition, instead of using CCD, the automatic processing equipment uses a machinery structure to position, thus improving the positioning efficiency, greatly improving the attaching efficiency, and effectively preventing oxidation influence and non-uniform working strength problems caused by using fingers topaste chips.

The invention relates to the cold gas dynamic spray technology and the laser technology, in particular to a cold gas dynamic spray method comprising laser irradiation, wherein, compressed gas which carries with metallic powder impacts against the surface of a plaque at supersonic speed to form a circular spray spot on the surface of the plaque; meanwhile, an elliptic irradiation laser speckle is formed directly ahead of the circular spray spot through laser beam irradiation; moreover, the elliptic irradiation laser speckle and the circular spray spot are partly overlapped. The invention can substantially reduce the particle critical speed during cold gas dynamic spray and increases splicing efficiency and strength to ensure structural stability of spray particles, thereby improving coating performance.

By forming an air flow in which a quantity and a blowoff angle of the air supplied toward an atomized spray paint flow don't influence a coating pattern, there are provided a coating apparatus and a coating method, each of which does not disturb the coating pattern, does not require conditions such as wind speed and temperature of a conventional coating booth, and can perform remarkable reduction in an air conditioning energy of the coating booth, prevention of scatter of a paint, and an improvement in a paint adhesion efficiency. In a spray coating apparatus which possesses a casing and an injection nozzle provided in a tip side of the casing and which forms a coating pattern by injecting paint and shaping air from the injection nozzle to thereby form a coating film on a coated object, a first adapter which blows off the air in an injection direction of the injection nozzle is provided on an substantially concentric circle of the injection nozzle, and the first adapter covers, by blowing off the introduced air while giving it a blowoff angle slanting toward a circumferential direction, an outer periphery of the coating pattern near the injection nozzle with the air.

The invention discloses a multipurpose attaching machine for 3D glass curved screens. The multipurpose attaching machine comprises a rack, and two vacuum cavities, a vacuumizing mechanism, a glass conveying mechanism and two turning mechanisms are arranged in the rack; the vacuum cavities are used for containing Film protection films, and each vacuum cavity comprises a Film protection film positioning mechanism and a Film protection film fine tuning mechanism; the vacuumizing mechanism is used for vacuumizing the vacuum cavities; the glass conveying mechanism is used for automatically conveying 3D glass, and CCD vision inspection units matched with the Film protection film fine tuning mechanisms are arranged at the bottom of the glass conveying mechanism; the turning mechanisms are used for positioning and turning the glass, and each turning mechanism comprises a cavity cover plate, a glass positioning fixture, a pneumatic clamping mechanism and a rotating shaft; after the 3D glass is manually placed in the glass positioning fixtures in parallel to be clamped, driving mechanisms drive the 3D glass to turn along with the cavity cover plates to the position over the Film protection films to complete attaching of the glass and the Film protection films. The multipurpose attaching machine for the 3D glass curved screens has the advantages of being in precise in glass positioning and Film protection film positioning, good in cavity sealing and vacuumizing effect, high in attaching efficiency, good in attaching effect and the like.

The invention relates to the field of semiconductor fabrication, in particular to a metal bonding method of a three-dimensional chip structure and a bonding structure. The method comprises that copper of a top chip is processed in a chemical machinery planarization mode, a silicon nitride layer is deposited on the surface after being processed in a chemical machinery planarization mode, the silicon nitride layer attached to the copper of the top chip is etched, a groove is formed, the bottom of the groove is the copper of the top chip, copper of a bottom chip is processed in a chemical machinery planarization mode, a bottom silica layer is etched, the copper is enabled to be protruded, activating treatment is carried out to the surface after etch of the copper of the bottom chip is achieved, the copper of the top chip and the copper of the bottom chip are aligned and bonded, and annealing treatment is carried out to the chips after being bonded. According to the metal bonding method of the three-dimensional chip structure and the bonding structure, silicon oxide and silicon nitride are used for being matched with metal and metal bonding, bonding quality is enabled to be better, a silicon nitride layer thin layer can prevent the metal from diffusing into around materials, and goals that a technology process is simplified, temperature needed by bonding is reduced, bonding reliability is improved, bonding efficiency is improved, and bonding cost is reduced can be achieved.

There is provided a film forming method capable of enhancing adhesion efficiency of a metal powder by use of a low-pressure compressed gas even in the case of spraying the metal powder remaining in a solid-phase state to a substrate, to form a film, the method being a film forming method of spraying a metal powder p in a solid-phase state to a surface 11a of a substrate 11 along with a compressed gas, to form a film 12 of the metal powder p on the surface 11a of the substrate 11, wherein a powder, which at least contains a powder for film formation having an apparent density of 1.4 to 2.0 g/cm³ and an average grain size of not larger than 25 μm, is used as the metal powder p.

The invention relates to an adhering tool for adhering a glass panel to an exhaust fume collecting hood. The adhering tool comprises a support, and an adhering structure is at least arranged on one side of the support. The adhering tool is characterized in that the adhering structure comprises an upper bearing board, a lower bearing board, two positioning air cylinders, an upper installation board and compression blocks, wherein locating detents are installed on piston rods of the positioning air cylinders and provided with horizontal arms and inclined arms; first positioning blocks are fixed to the horizontal arms; second positioning blocks are fixed to the ends of the inclined arms on at least one side; the upper installation board is fixed above the support; the upper installation board and a top board of the support are spaced vertically; the compression blocks are located over the upper bearing board and driven by a compression air cylinder to vertically and perpendicularly move; the compression blocks press downwards to compress the glass panel to the front end face of the exhaust fume collecting hood for pressure maintaining. The adhering tool has the advantages that structural design is reasonable, the glass panel adheres to the exhaust fume collecting hood accurately and firmly, the binding efficiency and precision are high, a few procedures are needed, and operation is convenient.

The invention belongs to the technical field of automatic assembly, and discloses bonding assembly equipment which is used for bonding assembly of a first workpiece and a second workpiece. The bondingassembly equipment comprises a jig, a first feeding device, a second feeding device, an assembling device and a glue dispensing device. The jig is configured to clamp the first workpiece. The first feeding device is configured to receive the jig input from the outside and can further transfer the jig to an assembling station and a discharging station. The second feeding device is configured to store and output the second workpiece. And the assembling device can be moved to the position among the second feeding device, the assembling station and the glue dispensing mechanism so as to pick up the second workpiece provided by the second feeding device, and after the glue dispensing device coats glue onto the bonding part of the second workpiece, the second workpiece can be bonded and assembled to the first workpiece located at the assembling station. The bonding assembly equipment provided by the invention can be used for efficiently carrying out bonding assembly operations.

The invention relates to a curved surface laminating device suitable for carrying a bearing membrane. The curved surface laminating device comprises a base seat, two driving wheels, an abutting mechanism, a limit mechanism ad a loading mechanism. Two driving wheels are disposed on the base seat. Two driving wheels are used for bearing the bearing membrane. The abutting mechanism is movably disposed on the base seat. When the abutting mechanism presses against the bearing membrane to make the bearing membrane in a bending state, the limit mechanism can move close or far away from the abutting mechanism to change the bending degree of the bearing membrane. The loading mechanism is provided with a loading curved surface. The loading curved surface corresponds to the bearing membrane. The loading mechanism is movable disposed on the bearing membrane, and the loading curved surface of the loading mechanism faces the bearing membrane and make the loading curved surface and the bearing membrane form a laminating space when the loading mechanism is close to the abutting mechanism.

The invention provides a parallel connection combined type ultrasonic energy transferring device, which comprises a parallel connection combined type supersonic wave amplitude transformer, a piezoelectricity ultrasonic transducer as well as a working cleaver on front end of the amplitude transformer. Two sets of unidirectional vibration amplitude transformer are rigidly connected with each other on working end, and the parallel connection combined type supersonic wave amplitude transformer is fixed on a movable flatform via an elastic beam. The invention provides a novel parallel connection combined type ultrasonic energy transferring device, which is used to increase lead bond efficiency, wherein, the requirement of increasing supersonic wave lamplitude transformer end cleaver track cover area is satisfied, at the same time, ultrasonic energy density is increased, bond time is reduced, and bond efficiency is increased.

The invention discloses an automatic stamping and laminating machine. The automatic stamping and laminating machine comprises a supporting frame, a carrying table moving assembly, a carrying table assembly located on the carrying table moving assembly and moving in the X direction and the Y direction through the carrying table moving assembly, a stamping assembly, a receiving and releasing assembly and a control system; gum penetrates the stamping assembly, is stamped by the stamping assembly and is laminated on a laminated object, two ends of gum are located on the receiving and releasing assembly, and are collected and released by the receiving and releasing assembly, and the control system is connected with the carrying table moving assembly, a carrying table assembly, the stamping assembly and the receiving and releasing assembly. Back laminating work is carried out by replacement of jig manual combination, the aim that the gum is automatically peeled from a release film is achieved, automatic stamping and automatic laminating are achieved, the gum laminating efficiency is improved, the laminating quality is ensured, and the use cost and the laminating cost of the gum are reduced.

The invention discloses an attaching method of steel sheet enhancing sheets of a flexible circuit board, jigs of the flexible circuit board, and strip attaching steel sheets of the flexible circuit board. The method includes the first step of arranging pure glue, covering enhancing sheet attaching positions located on the upper portion inside all regions surrounded by all grooves, on all rows of grooves of the flexible circuit board, the second step of enabling position fixing stop dogs corresponding to the jigs to be sleeved with all the rows of grooves of the flexible circuit board, and enabling upper positioning pins to be sleeved with first positioning holes above all the rows of grooves, the third step of attaching the steel sheet enhancing sheets of the strip attaching steel sheets corresponding to all the rows of grooves to the pure glue in the enhancing sheet attaching positions, and enabling each positioning pin to be sleeved with the corresponding strip attaching steel sheet through a second positioning hole of a connecting rib, the fourth step of placing the jigs into a false attaching machine along with the flexible circuit board and the strip attaching steel sheets to be pressed in advance, pressing the pure glue through a hot press after pressing is conducted through the false attaching machine in advance, and enabling all the steel sheet enhancing sheets to be attached to the enhancing sheet attaching positions of the flexible circuit board, and the fifth step of stripping all the connecting ribs of the strip attaching steel sheets from the steel sheet enhancing sheets on the connecting ribs. According to the method, the multiple enhancing sheets can be simultaneously attached, the attaching efficiency is improved, and the operation is convenient.

The invention discloses an attaching device and an attaching method. The attaching device comprises a first carrier table, a second carrier table and a driving assembly, and the first carrier table isused for carrying a first component; the second carrier table is used for carrying a second component, and the second component and the first component are arranged in a face-to-face manner; and thedriving assembly is used for driving the first carrier table and the second carrier table to magnetically attract to enable the first component and the second component to be attached to each other. According to the attaching device disclosed by the invention, the first component and the second component are respectively carried by the carrier tables, and then the first component and the second component are attached to each other through a magnetic attraction effect, so that the attaching efficiency can be effectively improved, the device is simple to operate, and the production efficiency isgreatly improved.

The invention relates to a rolling smoothing mechanism, which includes a limit device, a support device for supporting a film, guide devices arranged on both sides of the support device, and a device for driving the guide device, the support device and the film along the support device. The limiting device moves upward to make the film contact with the workpiece to be filmed, and then moves along the guide device to both sides so that the film is completely attached to the surface of the workpiece; the invention overcomes the problems of low film sticking efficiency and many bubbles in the film sticking process.

A device for dispensing and gluing is used for dispensing and gluing a first workpiece and a second workpiece. The device includes a support, a first translational structure arranged on the support, a second translational structure connected with the first translational structure, a loading stage for loading the first workpiece and the second workpiece, a vacuum adsorption module and a dispensing structure. The loading stage is connected with the first translational structure. The vacuum adsorption module is connected with the support. When the loading stage moves to the vacuum adsorption module, the vacuum adsorption module can adsorb the first workpiece. The dispensing structure is arranged on the support and near an end where the first translation structure is arranged, and the loading stage moves to the dispensing structure for performing dispensing on the second workpiece. The first translational structure drives the loading stage to move, and the first translational structure drives the second translational structure to move. The above dispensing structure provided in the invention, avoiding the use of a turning shaft, is advantaged in simple structure, lower cost, avoidance of twice-turnover processing in a process, easiness in operation as well as improved dispensing and gluing efficiency. Further provided is a method for dispensing and gluing of a touch screen.

The invention relates to an orthodontic bracket indirect bonding precise positioning system and an application method. The orthodontic bracket indirect bonding precise positioning system comprises a local positioning tray (1), a rear right tooth transfer arch-shaped rod (2), a rear left tooth transfer arch-shaped rod (3) and a front tooth transfer arch-shaped rod (7). The local positioning tray (1) comprises a first single side positioning local tray body (10) and a second single side positioning local tray body (11) which are symmetrically arranged, and a detachable spring ejecting rod (12) is installed between the first single side positioning local tray body (10) and the second single side positioning local tray body (11). By means of the orthodontic bracket indirect bonding precise positioning system and the application method, a bracket can be more precisely arranged; the bonding time is shortened; a patient feels more comfortable, and an upper bracket for intraoral teeth can be easily and quickly bonded clinically. In addition, healthier human engineering is achieved through indirect bonding, three-dimensional control over the teeth can be conveniently achieved, facial form improvement can be better achieved, and a good correction effect can be obtained.