34results about How to "Won't curl" patented technology

The invention provides a film slitting machining preventing edge curling and belongs to the mechanical technical field. The film slitting machining preventing edge curling solves the technical problemthat an existing film slitting machine is poor in cutting effect. The film slitting machining preventing edge curling comprises a machine frame. A feeding roller is rotationally arranged on the machine frame. A plurality of extension rollers and adhesion rollers are sequentially and rotationally arranged on one side of the feeding roller. The extension rollers and the adhesion rollers are rotationally arranged on the machine frame. A tensioning structure used for tensioning the film is arranged between the extension rollers and the adhesion rollers. The side, far away from the extension rollers, of the adhesion rollers is further sequentially provided with a cutting mechanism used for film slitting and a coiling mechanism for slit film. A heating roller used for preventing the edges of the film strips from curling and a strip separating block capable of separating adjacent cut film strips in a staggered manner are sequentially arranged between the cutting mechanism and the coiling mechanism. The strip separating block and the heating roller are fixedly arranged on the machine frame. The film slitting machine preventing edge curling has the advantage of being good in slitting effect.

The invention discloses a graph paper display device comprising a graph paper frame. A groove is formed in the graph paper frame; lamp holders are arranged on the inner walls of two sides of the groove; a lamp tube is mounted on each lamp holder; a base plate is arranged on the bottom of the groove; a piece of graph paper is arranged on the base plate; the base plate is rotationally connected with a paper pressing plate; one side that the paper pressing plate and the base plate get close to each other and are pressed against each other is provided with a magnet; a glass slide seat is arranged on the top of the edge of the graph paper frame; glass is slideably connected to the glass slide seat; one side that the glass slide seat is close to the graph paper is provided with a second groove; one side that the second groove is far away from a second groove mouth is provided with an accommodating cavity; the inner wall of the accommodating cavity is connected with one end of a spring; the other end of the spring is connected with a slide block disposed in the accommodating cavity. By the use of the graph paper display device, the graph paper can be stored, so the edges of the graph paper cannot be folded and wrinkled; the glass slide seat and the glass can slide conveniently; buffering effect can be achieved during the process of slide, so pause during the slide can be avoided; and meanwhile, the glass can prevent dust and facilitates graph paper preservation.

The invention provides a thin film slitting machine capable of preventing burrs, and belongs to the technical field of machinery. The thin film slitting machine solves the technical problems of poor slitting effect and the like which exist in an existing thin film slitting machine. The thin film slitting machine capable of preventing the burrs comprises a machine frame, wherein a material feedingroller is rotationally arranged on the machine frame, and a plurality of extension rollers and adhesion rollers are sequentially and rotationally arranged on one side of the material feeding roller; the extension rollers and the adhesion rollers are all rotationally arranged on the machine frame, and a tensioning structure used for tensioning a thin film is arranged between the extension rollers and the adhesion rollers; the sides, far away from the extension rollers, of the adhesion rollers are also sequentially provided with a cutting mechanism and a winding mechanism, wherein the cutting mechanism is used for slitting the thin film and is adjustable in width, and the winding mechanism is used for winding the thin film after slitting; and a strip separating block capable of separating cut adjacent thin film strips in a staggered mode is arranged between the cutting mechanism and the winding mechanism, and the strip separating block is fixedly arranged on the machine frame. The thin film slitting machine has the advantage of being good in slitting effect.

The invention discloses an integrated corset and breast-feeding bra, and relates to the technical field of underwear. The bra comprises a bra body and a strap, the strap is connected at the bottom ofthe bra body, the bra body comprises outer covers, inner supports, shoulder straps, fixed fasteners, rear pulling sheets and cross belts, the inner supports are arranged in the outer cover, one end ofeach shoulder strap is fixedly connected with the corresponding inner support, the other end of each shoulder strap is fixedly connected with the corresponding cross belt, the outer covers are fixedwith the shoulder straps through the fixed fasteners, the outer covers and the outer sides of the inner supports are connected with the rear pulling sheets, the rear pulling sheets are connected withthe cross belts through hook and loop fasteners, and the back of the strap is fixedly connected with the rear pulling sheets through sewing threads. The integrated corset and lactation bra has corseting and shaping effects and is suitable for use of postpartum women, wide in chest size range and good corseting effect, and crimping is omitted. The bra has the advantages of simple structure, reasonable to set, low in manufacturing cost and the like.

The invention relates to processing equipment of lithium battery accessories, in particular to automatic equal-length large-pole-piece-cutting equipment for a pole piece for lithium battery productionand processing and aims to achieve the technical effect of providing the automatic equal-length large-pole-piece-cutting equipment for the pole piece for lithium battery production and processing, wherein automatic equal-length transport error is small, equal-length cutting can be realized, time and labor are saved in the cutting process, and workers cannot be harmed in the cutting process. To achieve the technical effect, the automatic equal-length large-pole-piece-cutting equipment for the pole piece for lithium battery production and processing provided by the invention comprises a bottomplate, a collection box, a supporting plate, a cutting plate, an L-shaped plate, a first sliding rail, a first sliding block, a connection rod, a knife rest, a knife board, a connection plate, a firstinstallation block and the like. The bottom plate is provided with the collection box, and the left side on the bottom plate is connected with the supporting plate. The effects that the automatic equal-length transport error is small, equal-length cutting can be realized, time and labor are saved in the cutting process, and the workers cannot be harmed in the cutting process are achieved.

The invention discloses a pole piece strip cutting device with a pressing function. The device comprises a base, wherein a placement plate is mounted above the base; a support plate A and a support plate B are respectively arranged on the two sides of the placement plate; two externally tangent pressing shafts are placed between the support plate A and the support plate B in parallel; one end of each pressing shaft is connected with the support plate A, and the other end of each pressing shaft is connected with the support plate B; the pressing plates are located right above the middle of the placement plate, and are connected with the support plate A and the support plate B through chutes; a fixing plate and a cutter are further arranged above the placement plate and placed between the support plate A and the support plate B in parallel; and one end of the cutter is connected with the support plate A, and the other end of the cutter is connected with the support plate B. The device provided by the invention has the advantages that a pole piece can be kept strained throughout a strip cutting process through the pressing shafts and the fixing plate, so that the pole piece can be prevented from curling or loosing, and a large number of burrs at the edges of a pole piece strip obtained through cutting can be avoided.

The invention relates to a processing technology of a mink-wool-like fabric, which comprises the following steps: 1. raw material treatment, namely, carrying out treatment before weaving on raw materials; 2, fabric weaving, namely, weaving yarns by using a circular weaving machine; 3, fabric shaping, namely, feeding the woven fabric into shaping equipment for shaping; 4, raising, namely, performing raising treatment on the shaped fabric by adopting raising equipment; 5, fabric compounding, namely, compounding the fabric and suede velvet by adopting compounding equipment; 6, washing, namely, washing the compounded fabric in a water tank; 7, drying, namely, taking out the washed fabric and drying the washed fabric by using drying equipment; step 8, scalding, namely, scalding the dried fabricby using scalding equipment; and 9, shearing, namely, shearing the fabric subjected to scalding treatment by adopting shearing equipment. The method has the advantages that through multiple processes, the woven mink-wool-like fabric can be softer, and the hand feeling of the mink-wool-like fabric is improved.

The invention provides a boiling-resistant high-barrier composite coiled film, and relates to the technical field of film materials. The composite coiled film sequentially comprises a polypropylene film external layer, a polyurethane ink layer, a polyurethane glue external layer, a monox-plated polyester film, a polyurethane glue internal layer and a polypropylene film internal layer from outside to inside, the polypropylene film external layer and the monox-plated polyester film are bonded through the polyurethane glue external layer, the polypropylene film internal layer and the monox-plated polyester film are bonded through the polyurethane glue internal layer, and the polyurethane ink layer is printed between the polypropylene film external layer and the polyurethane glue external layer. The boiling-resistant high-barrier composite coiled film has advantages of super high barrier performance, realization of no curling of films at a high temperature, and resistance to 135DEG C high temperature boiling.

The invention discloses a nano metal substrate for ultra-fine line FPC and COP material, comprising a first low adhesion layer, a polyimide layer formed on at least one face of the first low adhesionlayer, and an ultra-thin nano metal layer and a protection film layer, which are formed on the other face of the polyimide layer. The ultra-thin nano metal layer is disposed between the polyimide layer and the protection film layer. The thickness of the first low adhesion layer is 3-25 [mu]m; the thickness of the polyimide layer is 5-50 [mu]m; the thickness of the ultra-thin nano metal layer is 0.09-0.8 [mu]m; the thickness of the protection film layer is 6-60 [mu]m; the surface roughness of the polyimide layer is 80-800nm; the ultra-thin nano metal layer is a sputtering layer or an electro-plated layer. The invention is advantageous in that ion migration resistance, size stability, chemical proofing, heat and high temperature resistance, and adhesive power are good; the nano metal substrate is suitable for laser processing, and suitable for processing blind holes/micro holes without easily generating needle holes, and is also suitable for etching of fine lines without side etching; the design of nano copper is adopted, and the demand of substrate fine line development can be met.

A garment having hems, at least part of which consists of a hem remaining in cut-up form and not any requiring framing work, obtained by employing part piece (P), which is constituted of a stretchy warp knitted fabric and has a hem remaining in cut-up form and not requiring any framing work, in at least part of the fabric constituting the garment, wherein the part piece (P) is constituted of a stretchy warp knitted fabric comprising non-elastic yarns (1) of plain cord texture and elastic yarns (2) of denbigh texture or plain cord texture, the elastic yarns (2) and the non-elastic yarns (1) running along with each other. Thus, there can be provided a stretchy garment wherein the tear strength of the hem remaining in cut-up form and not requiring any framing work is enhanced and wherein curling of the hem is prevented.

The invention provides a flat lighting device fixed with any angle. An LED lamp replaces a prior mercury lamp, a prior mercury lamp holder is used, a plurality of structures which can be disassembled and assembled are arranged at a head base of the lamp so that many parts of the lamp can be assembled respectively when the lamp is installed, and the known problems that an LED lamp is incorrect in illumination angle and a light source module is insufficient in luminance are solved. The head base and a light source module are assembled respectively so that the illumination angle of the LED lamp can be corrected in the installation process. Due to respective assembly, the light source module can be manufactured into a high-brightness light source module which is large in size and in a flat shape; as the light source module does not need to rotate repeatedly in the lamp holder, interference cannot exist between the light source module and the lamp holder even when the size of the light source module increases and the light source module is flat in shape.

The invention relates to the technical field of silicon steel production and plate rolling, in particular to a silicon steel sheet production device and process for controlling damping thickness fluctuation of non-oriented silicon steel, the silicon steel sheet production device comprises a leveling device and a machine shell, the leveling device is located in the machine shell, and the leveling device comprises a cooling assembly and further comprises a flattening mechanism located at the bottom of the cooling assembly; the flattening mechanism comprises a base shell, the bottom of the base shell is fixedly connected with the inner wall of the bottom of the machine shell, the inner walls of the two sides of the base shell are fixedly provided with the same trapezoidal mounting frame, the inner walls of the two sides of the trapezoidal mounting frame are rotationally connected with multiple sets of transmission rollers, and the multiple sets of transmission rollers are arranged in an arc-shaped array. By arranging the flattening mechanism, the surface of a silicon steel sheet is smooth and flat, the thickness of the silicon steel sheet is uniform before the silicon steel sheet is rolled, and the problem that traditional silicon steel sheet production equipment cannot meet the requirement for producing high-product-quality silicon steel is solved.