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79results about How to "Stable peeling" patented technology

Waste electric wire stripping and core taking device

The invention discloses a waste electric wire stripping and core taking device. The device comprises a work bench. A top of the work bench is successively provided with a passive winding mechanism, afixed pulley, two adjusting wheels, a horizontal wheel, a knife rest, a protective cover, a support wheel and an active winding mechanism in a detection arrangement mode. The two adjusting wheels arevertically arranged from top to bottom. The protective cover is arranged on an electric wire passing hole of the knife rest and is located at an outgoing line direction. One end of a waste electric wire is wound around the passive winding mechanism and the other end successively passes through the fixed pulley, a central section gap of the two adjusting wheels, the horizontal wheel, the electric wire passing hole, the protective cover, the support wheel and the active winding mechanism. The knife rest comprises a circular framework and a plurality of cutter heads. A frame core is arranged in the circular framework. A central section of the frame core is provided with the electric wire passing hole. The cutter heads are fixedly arranged between the circular framework and the frame core through a fixing component. End portions of the cutter heads can be extended into the electric wire passing hole. An axial direction of the electric wire passing hole is parallel to an axial direction ofthe circular framework. The waste electric wire stripping and core taking device can high-efficiently strip the waste electric wire.
Owner:ANHUI POLYTECHNIC UNIV MECHANICAL & ELECTRICAL COLLEGE

System and method for continuously manufacturing optical display device

Provided is a system for continuously manufacturing an optical display device includes: a feeding unit which transfers and feeds an optical film, wherein the optical film includes a release film which is extended in a longitudinal direction, and a plurality of sheet pieces of a polarization film which is arranged in a longitudinal direction and includes an adhesive layer, wherein the sheet pieces of a polarization film is adhered to the release film through the adhesive layer so that the sheet piece of the polarization film is peeled from the release film; a peeling unit which peels the sheet pieces of the polarization film from the release film by folding back inwardly the release film of the optical films fed by the feeding unit; a winding unit which winds the release film from which the sheet piece of the polarization film is peeled by the peeling unit; a laminating unit which laminates on the panel the sheet piece of the polarization film peeled from the release film, while transferring the panel; and a control unit which controls at least one of the feeding unit, the winding unit, and the laminating unit so that the peeling point where the sheet piece of the polarization film is peeled from the release film is formed at a target peeling position spaced apart from the front end of the peeling unit by a predetermined distance toward the laminating unit, and a rear end of a first sheet piece and a front end of a second sheet piece which are connected to each other by adhesion of the adhesive layer are spaced apart and separated from each other between a complete peeling time when the first sheet piece is completely peeled from the release film and a laminating completion time when the first sheet piece is completely laminated, wherein the first piece and the second piece of the polarization film are adjacent to each other with the first sheet piece positioned downstream in a feeding direction.
Owner:SHANJIN OPTOELECTRONICS SUZHOU CO LTD

Automobile carpet step-in die structure

The invention relates to an automobile carpet step-in die structure. The automobile carpet step-in die structure comprises an upper die body clamping frame and a lower die body clamping frame, wherein an upper die body is arranged on the upper die body clamping frame; a lower die body is arranged on the lower die body clamping frame; and a plurality of material-clamping devices are arranged on the edge of the lower die body. The automobile carpet step-in die structure is characterized in that: each material-clamping device comprises a lifting cylinder and a turnover cylinder; the lifting cylinder is fixed on a lifting cylinder fixing frame; the turnover cylinder is fixed on a turnover cylinder fixing bracket; a piston rod of the lifting cylinder is fixed with a lower material-clamping plate; an upper material-clamping plate is arranged on the upper surface of the lower material-clamping plate; a rotating shaft is arranged on the end part of the piston rod of the turnover cylinder; and the rotating shaft is connected with one end of a hinge, and the other end of the hinge is fixed with the upper material-clamping plate. The automobile carpet step-in die structure has a simple, compact and reasonable structure, adapts to the flexibility of various products, guarantees that the fabric of a ceiling skylight is stable to strip, has high automation degree, is accurate in workpiece positioning, and can improve the production efficiency, reduce the labor intensity of workers, save the manufacturing cost and improve the product quality.
Owner:WUXI GISSING AUTO ACOUSTIC PARTS TECH CO LTD

Preparation method of easy-to-peel ultra-thin carrier-attached copper foil with pure interface

The invention relates to the technical field of electronic materials, in particular to a preparation method of an easy-to-peel ultra-thin carrier-attached copper foil with a pure interface. The carrier copper foil provided by the invention comprises a composite stripping layer containing an alloy layer and an organic layer, particularly, the alloy layer is obtained by electroplating an alloy liquid containing a complexing agent and at least one soluble sulfate, and the organic layer is obtained by coating organic liquid containing organic matters. Therefore, a composite stripping layer which is uniform in surface and stable in performance is formed on the upper surface of the copper foil, and the composite stripping layer has the characteristics of stable stripping performance and easy stripping after high-temperature pressing; meanwhile, the ultra-thin carrier-attached copper foil prepared by a specific method has the characteristics of easiness in stripping, fine crystal grains, compact structure, uniform thickness and pure interface, for example, the thickness of the ultra-thin copper foil is 2-6 [mu]m, the surface roughness is less than or equal to 2.5 [mu]m, and the stripping strength between the ultra-thin copper foil and the carrier copper foil is far lower than that between the ultra-thin copper foil and an insulating plate.
Owner:JIANGXI UNIV OF SCI & TECH +2

Thermoplastic resin composition , multilayer laminate comprising the same, article obtained by allowing the thermoplastic resin composition to adhere thereto, and method for protecting surface of article

[Problem] To provide a thermoplastic resin composition which is excellent in transparency and adhesion properties and hardly causes staining of an adherend after it is separated, a multilayer laminate using the composition, an article, and a method for protecting a surface of an article.[Means for solving problem] A thermoplastic resin composition (X) comprising the following components (A) to (C): (A) isotactic polypropylene containing not less than 90% by mol of propylene units, in an amount of 1 to 65% by weight, (B) a propylene copolymer which is a copolymer of propylene and at least one α-olefin of 2 to 20 carbon atoms (excluding propylene) and whose melting point, as measured by DSC, is lower than 65° C. or is not observed, in an amount of 30 to 94% by weight, and (C) a 1-butene-based polymer which is selected from the group consisting of a 1-butene homopolymer and a copolymer of 1-butene and an α-olefin of 2 to 20 carbon atoms (excluding 1-butene) (said copolymer containing not less than 16% by mol of 1-butene units) and whose melting point, as measured by DSC, is in the range of 65 to 135° C., in an amount of 5 to 60% by weight, the total amount of said components (A) to (C) being 100% by weight.
Owner:MITSUI CHEM INC

Preparation method of ultrathin carrier copper foil

The invention relates to a preparation method of ultrathin carrier copper foil. The preparation method specifically comprises the following steps that (1) a plating solution is prepared, specifically, a complexing agent sodium gluconate, potassium dichromate, an additive A and an additive B are dissolved in water correspondingly and mixed after being clarified, and the pH value of the solution is adjusted; (2) carrier foil is soaked into an organic solution of a silane coupling agent, and a layer of organic film is formed through adsorption; and (3) the carrier foil is placed into the plating solution in the step (1), a layer of novel nanoscale composite chrome plating layer is formed through electroplating to serve as a peeling layer, then ultrathin electrolytic copper foil which is 2-5 microns thick is electroplated on the peeling layer, and the ultrathin carrier copper foil is obtained. The ultrathin carrier copper foil is subjected to high-temperature pressing and cured on an insulating substrate, and then the carrier foil can be completely removed through peeling by means of a mechanical method. The peeling layer prepared through the method is ultrathin and uniform, the carrier foil can be peeled easily, completely and stably, and the preparation method has great application prospects.
Owner:SHANDONG JINBAO ELECTRONICS
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