31results about How to "Solve the problem of residual glue" patented technology

The invention discloses a frictioning machine, comprising a material strip, a feeding mechanism, a material recovering mechanism and a pedestal, wherein the material strip is fixed on the feeding mechanism and is conveyed by the feeding mechanism to allow the material strip to be contact with a to-be-frictionated part, the material strip is recovered by the material recovering mechanism after frictioning, and the feeding mechanism and the material recovering mechanism are arranged on the pedestal. Through the feeding mechanism, the material strip and the material recovering mechanism, the material strip closely contacts with the to-be-frictionated part and gum on the to-be-frictionated part is cleaned, so the problem of residual gum is overcome.

The invention provides a display and a display device. The display comprises a display screen, a casing and a flexible shading device. When not in use, the flexible shading device is accommodated inside the casing through a first mounting groove; and when in use, the flexible shading device protrudes from and extends out of the casing through the first mounting grove to shade light. Compared with the prior art, the display, provided by the invention is provided with the flexible shading device, and the flexible shading device has a simple structure, and can be accommodated inside the casing of the display after being folded, so that the problems of accommodation, adhesive residue or once paste of a conventional external hanging shading device are solved. Since the flexible shading device is flexible, and can be coiled or bent inside the casing of the display after being folded, the required accommodation space is reduced considerably, and the flexible shading device is better suitable for a narrow-frame display.

The invention provides a circuit board and a manufacturing method thereof. The method comprises the following steps of: providing a base layer, wherein a first patterning line layer, a second patterning line layer and at least one conductive through hole structure connected with the first patterning line layer and the second patterning line layer are formed on the base layer; configuring at least one protection film on the base layer, wherein the first patterning line layer is partly covered by the protection film; laminating a first added layer line structure onto the protection film and part of the first patterning line layer, wherein the first added layer line structure is provided with at least one pre-removed block, and the pre-removed block is arranged, corresponding to the protection film; laminating a second added layer line structure onto the second patterning line layer; removing the pre-removed block to form at least one notch capable of ensuring the protection film to be exposed out; and removing the protection film to expose part of the first patterning line layer positioned below the protection film.

The invention discloses a method for transferring graphene. According to the method, a substance which is easily sublimated is utilized as a supporting layer for transferring the graphene; first, through heating the substance which is easily sublimated, the substance is desublimated to form a compact supporting layer on the surface of the graphene growing on an initial matrix, then, the initial matrix is removed and the graphene/supporting layer is transferred to a target substrate, and afterwards, the supporting layer is sublimated. In comparison with adhesive residue problems existing in existing PMMA (Polymethyl Methacrylate) method and PDMS (Polydimethylsiloxane) method and problems that a hot padding method and a heat release adhesive tape method have relative high requirements on the flatness and the adhesiveness of the target substrate, and the like, according to the method, the substance which is easily sublimated is used as the supporting layer; the transfer process is simpler, more convenient and quicker; the large-area, damage-free and adhesive-residue-free transfer of the graphene to any target substrate can be realized; the application of the graphene to the fields of flexible electronics, organic nanoelectronics, organic solar cells, organic sensor aspects, organic high-performance micro-nano electronic devices, organic-material energy storage and the like is greatly expanded.

The invention discloses a method for preparing longitudinal heterojunctions of single-layer transition metal chalcogenides by no-glue transfer. Firstly, fused salt is mixed with transition metal oxide powder as an evaporation source; and transition metal chalcogenides are prepared through growth of the fused salt assisted by a chemical vapor deposition method. Then, de-ionized water is used, and is contacted with the transition metal chalcogenides; the transition metal chalcogenides can float along with water; through flowing of the water, the transition metal chalcogenides are transferred to any target substrate; and the longitudinal heterojunctions and multiple layers of stacked longitudinal heterojunctions are prepared through multiple times of transfer of the transition metal chalcogenides. Any organic glue is not used as a middle auxiliary layer, so that the problem of glue remaining can be solved; and any corrosive solution cannot be used, so that the destruction and the doping of the corrosive solution to the transition metal chalcogenides can be prevented, a new method is provided for transfer of the transition metal chalcogenides and preparation of the longitudinal heterojunctions thereof, and the important significance on acceleration of the research and the application of the transition metal chalcogenides and the longitudinal heterojunctions thereof is achieved.

The invention discloses a dispensing and assembling apparatus, comprising a dispensing module, a frictioning module and a table top, wherein the dispensing module is provided with a needle head. The dispensing module moves onto the frictioning module, and the frictioning module wipes the needle head of the dispensing module; and the dispensing module and the frictioning module are located on the table top. According to the invention, as the dispensing module moves onto the frictioning module and the frictioning module wipes the needle head of the dispensing module, so the problem of residual gum is overcome; and a shooting module arranged on the apparatus is used for shooting the images of a product, which is beneficial for more accurate dispensing and assembling.

The invention relates to the technical field of a manufacturing method of a printed board, particularly to a processing method for a slotting process of a ridge-flexible combination board. The processing method comprises the following steps: S1, carrying out punching slotting processing on a No-flow prepreg, arranging a bridge point at an area correspondingly beyond a flexible region trim line at a sub core plate and carrying out punching slotting on positions, except the bridge point, between the sub core plate and a gasket; S2, successively placing the No-flow prepreg and the sub core plate on a mother core plate and carrying out riveting; S3, placing the riveted ridge-flexible combination board in a laminating machine to carry out hot pressing so as to form a ridge-flexible combination board; and S4, carrying out stitching and then placing the board in a punching machine to punch and break the bridge point with other positions not punched. According to the invention, when punching slotting is carried out at the sub core plate of the ridge-flexible combination board, the gasket and the slot edges are linked and connected by the bridge point; and after the lamination, the punching machine is used to punch and break the bridge point, so that the gasket falls off naturally. Therefore, a problem of adhesive residue of the adhesive tapes at the slot edges can be solved; and a gasket manufacturing process is simplified.

The invention discloses a non-base-material AB adhesive tape which sequentially comprises an upper release layer, an acrylate adhesive layer, a polyurethane adhesive layer and a lower release layer, wherein the acrylate adhesive layer and the polyurethane adhesive layer are directly fitted without a base material, so that the problems of low transparency, poor exhaust performance, high possibility of degumming and unattractiveness are solved. The non-base-material AB adhesive tape is extremely high in transparency, good in exhaust performance, free of degumming, less in defective gum and more beautiful.

The invention discloses a high-temperature movable label hot melt adhesive and a preparation method thereof. The high-temperature movable label hot melt adhesive is prepared from the following components in parts by weight: 5-30 parts of paraffin oil, 5-30 parts of naphthenic oil, 1-5 parts of an antioxidant, 10-30 parts of modified EPDM, 10-30 parts of SIS, 5-30 parts of SEBS, 15-50 parts of C5 hydrogenated petroleum resin and 15-50 parts of C9 hydrogenated petroleum resin, wherein the modified EPDM is acid anhydride modified EPDM, and the acid anhydride is phthalic anhydride. Through the design of the formula, the thermoplastic elastomers SIS and SEBS and the high-temperature-resistant chemical modified EPDM are blended, and then the naphthenic oil and the paraffin oil are added to act together, so that the problems of mark warping and adhesive residue in a high-temperature environment are solved.

The invention relates to the technical field of film tearing devices, in particular to a product automatic film tearing mechanism based on production, which comprises a fixed mounting base plate, a special-shaped lifting plate, a side end fixing block and a side edge lifting block, the special-shaped lifting plate is arranged on the front side of the fixed mounting base plate through a downward pressing assembly, and the special-shaped lifting plate is in a vertical Z shape. A product is tightly pressed on the surface of a loading table through the lower end of a bottom mounting block, one end of a protective film is tilted through blowing of a high-pressure nozzle, the tilted end of the protective film can be firmly sucked under the negative pressure action of a vacuum negative-pressure suction nozzle, and the tilted end of the protective film can be clamped to the front side surface of a special-shaped lifting plate through the lower end of a strip-shaped protective film clamping plate; and then the product is driven to move in cooperation with the material carrying table, automatic film tearing can be completed, the problem of adhesive residues caused by adhesive tape tearing can be effectively solved, and the problem of protective film breakage residues caused by high-pressure air tearing is greatly solved.

The invention provides a release film, a protective film and a display device. The release film comprises a release substrate layer and a release layer, wherein the release layer is arranged on the surface of the release substrate layer, one release layer surface far from the release substrate layer is provided with a plurality of extruding particles, which extrude from one surface of the release layer. The surface of the release layer has extruding particles, and when the release film is applied in the protection film, the extruding particles can cause gaps between the release layer and an adhesive layer, the gaps can be convenient for hot air flow, thus shortening the curing time of the adhesive layer, curing the adhesive layer rapidly, and avoiding the problem of adhesive residue. Also, the performance of the protective film can be more stable.

The invention relates to the technical field of sealing detection devices, in particular to a suction gun fixing support used in oil pipe and casing pipe gas sealing detection. The suction gun fixingsupport comprises a support, a suction gun installation part and a fixing part. The support comprises a first end and a second end which are back on to each other. The suction gun installation part comprises a supporting and holding piece arranged at the first end of the support and a buckling piece used for being connected with the supporting and holding piece in a rotating manner. The buckling piece can be buckled together with the supporting and holding part to form a containing space for fixing a suction gun and makes a gun head of the fixed suction gun face the second end of the support.The fixing part comprises a surrounding space capable of being opened and closed and used for surrounding and being fixed to the outer surface of a joint hoop. The fixing part is provided with a through hole used for arranging a pipe body, connected with the gun head of the suction gun, in a penetrating manner. The suction gun can be fixed to joint hoops of oil pipes and casing pipes, needing to be detected, through the suction gun fixing support used in oil pipe and casing pipe gas sealing detection, the process can be completed through one-man operation, and labor is saved.