57results about How to "Won't sag" patented technology

The invention is directed to a seal for aircraft boarding stairs or for an aircraft boarding bridge, said seal comprising a bellows ( 5 ) that spans a gangway bottom plate ( 10 ), said bellows comprising a flexible frame ( 3 ) at its one open end and having at its other end a gantry frame ( 2 ) intended to be fastened to the aircraft boarding stairs or to the aircraft boarding bridge, the flexible frame ( 3 ) resting against the outer skin of the aircraft when the bellows is deployed and an actuation device for actuating the bellows being provided for extending and retracting the bellows, said actuation device comprising a rotatable shaft equipped with a drive, said rotatable shaft ( 40 ) permitting to wind and unwind a traction means connected to the flexible frame, the actuation device ( 20 ) comprising two articulated arms ( 30 ) arranged in a spaced-apart relationship, each articulated arm ( 30 ) comprising an upper arm member ( 31 ) and a lower arm member ( 35 ) coupled to said upper arm member by a hinge, said upper arm member ( 31 ) of the articulated arm ( 30 ) being hinged to the gantry frame ( 2 ) in the roof region of the bellows ( 5 ) and the lower arm member ( 35 ) being hinged to the flexible frame ( 3 ), extension means ( 51, 55 ) being provided for extending the bellows ( 5 ).

The invention relates to a production method for vehicle top wet processing, in particular to a vehicle top which is mounted at the top part of the vehicle, plays the roles of heat isolation, sound isolation and beautification as well as belongs to the technical field of the interior decorating piece of the vehicle. The invention is characterized by selecting a PU material as the base material of the top, heating, rolling glues on the front surface and the back surface as well as spraying soft water on the PU material; laying a combination layer and cutting a roll type material; then pressing and forming, cooling and shaping, cutting by a water cutter and packaging into a box and warehousing after inspection. The production method of the invention realizes the performance indexes of the sound suction, heat resistance, light weight and high intensity of a top assembly, reaches the international top level of Grade three, greatly reduces the weight of the top, meets the requirements of the light weight design of the whole vehicle; during the working procedure of rolling glues, the PU material is adopted to carry out flow operation of glue rolling on the front surface and back surface, heating and shaping; the technique is stable; the rigidness of a product is high; besides, the product can not be broken or droop; no semi-finished products are accumulated during the process, thus saving the manufacturing cost; the whole production process of the product does not generate harmful matters; besides, the product belongs to environment-friendly product.

The invention relates to a method for producing a decorating part of a car boot cover, which belongs to the technical field of interior parts of cars. A low-density PP plate molding material is mainlyadopted as a decorating part basal body of a boot cover and is subjected to press molding, water-jet cutting and inspection to obtain a finished product. The invention solves the problem of meeting the performance indexes of sound absorption, heat resistance, light weight, high strength, and the like of a decorating part assembly of the boot cover and the three-grade international advanced level,greatly reduces the weight of the decorating part of the boot cover, meets the requirement on the lightweight design of the whole car and has stable molding process; a product has high rigidity and can not be broken and sagged; the product is produced by an automatic production line in the whole production process, thereby greatly reducing the labor intensity of workers in the production processand improving the production efficiency; no semi-finished product is stacked in the process, and the manufacture cost is saved; and the product does not generate harmful substances in the whole production process and belongs to an environmental-friendly product.

The invention relates to a method for producing a sunroof window visor for an automobile. The method comprises the following steps: substrate PU material pretreatment, sunroof window visor material combination and laying, pressure molding, cooling shaping and waterjet cutting, and the step of substrate PU material pretreatment comprises a substep of rubber rolling and a substep of softened water spray. The method solves the problems of performance indices of sound absorption, heat resistance, light weight and high strength of a sunroof window visor assembly; the weight of the sunroof window visor is greatly reduced, and the requirement on lightweight design of a complete automobile is met; during the PU material pretreatment process, the flow operations of heating of the double-sided PU rolled rubber and softened water treatment are adopted, the technology is stable, the operation security and accuracy are guaranteed, and simultaneously, the operation efficiency is improved; the rigidity of the product is high, without break and sagging; the stack of half-finished products can not happen during the process, and thus the production cost is saved; no harmful substance is generated during the entire production process.

The present invention relates to automobile inner decoration technology, and is especially automobile ceiling producing process. The present invention adopts low density foamed polyurethane material as the base material, and the automobile ceiling producing process includes the steps of rolling glue, spraying softening water, pressing to form, cooling to fix, adhering facing material, cooling to fix for the second time, cutting with water cutter, mounting fittings and inspection. The automobile ceiling assembly has high performance and light weight.

The invention discloses a tensile spring structure for preparing a diamond film, which overcomes the defects that the tensity of all heating wires can not be adjusted independently and the heating wires are vibrated due to current fluctuation in the prior art. The invention provides a device which can automatically and finely adjust the tensity of all the heating wires independently. The device comprises a left insulating board, a right insulating board, a left electrode and a right electrode, wherein the left insulating board and the right insulating board are arranged on a base, the left electrode and the right electrode are made of molybdenum bars, a heating wire device is arranged between the two insulating boards and comprises a group of heating wires arranged in a multi-turning way and in the shape like a Chinese character zhi, left turning parts and right turning parts of the heating wires are hooked on a group of left elastic hooks and a group of right elastic hooks connected with the left insulating board or the right insulating board, each hook is provided with a guiding and limiting structure, and all the turning parts of the heating wires are electrically connected with one of the left electrode and the right electrode made of molybdenum bars through hooked electrodes. The tensile spring structure can adjust the tensity of the heating wires automatically, independently and finely, can ensure that all the sections of the heating wires do not droop and are positioned in the same plane in the whole growing process of diamond, enables the tensile force to be uniform and the tensity to be compensated automatically in the whole process.

The invention discloses a wirelike electrode assembling structure of a honeycomb electric field, which enables a wirelike electrode to keep straight all the time, and comprises a wirelike electrode arranged in a tubular electrode, wherein, the two ends of the wirelike electrode are fastened on a pair of supports positioned on the two sides of the wirelike electrode through a pair of springs. The wirelike electrode assembling structure is characterized in that the wirelike electrode can be fastened on a pair of supports through a pair of springs, so the straightness of the wirelike electrode can be ensured, namely, the wirelike electrode cannot droop, thereby guaranteeing the reliable operation of the electrode of the honeycomb electric field, and also preventing the periodic correction carried out to the wirelike electrode and the correction carried out to the wirelike electrode after the cleaning process.

A special core material for exterior wall external insulation fire-proof insulation and decoration plates and a preparation method thereof are provided. The core material comprises a blocky vertical silk rock wool plate blank. The six sides of the vertical silk rock wool plate blank are each coated with a layer of flexible building structure adhesive to form a sealing layer. The outer side of the sealing layer is reinforced with basalt fiber mesh cloth, and the basalt fiber mesh cloth closely wraps the vertical silk rock wool plate blank to form a new mesh-bar composite body. Therefore, the joint stress of the pasting material and the vertical silk rock wool plate blank is enhanced, the tensile resistance, compressive resistance and shearing resistance of the rock wool insulation plate are increased, and the strength, stiffness, crack resistance and integrity of the rock wool insulation plate are improved. The surface of the vertical silk rock wool plate is sealed, so that the plate is effectively prevented from aging or becoming damp, and the service life is prolonged greatly. The core material has a simple structure, and is easy to manufacture. The technical scheme is applicable to the special core material for exterior wall external insulation fire-proof insulation and decoration plates.

The invention relates to a wet producing process for PU soft foam roof lining. The process comprises the following steps: rubber coating, glass fiber sprinkling, pressure molding, cooling to shape, fabric fitting, cooling to shape, water jet cutting and accessory mounting. The wet producing process has the advantages that the weight of the roof lining produced by the method of the invention is greatly reduced, the requirement of the lightweight design for the complete machine is met, the rigidity of the product is good, the nearly 3 meter long product cannot be broken nor droops, and the harmful substances cannot be generated during the overall production process.

The invention relates to a rigid reinforced automobile bottom protection plate and a production method thereof. The rigid reinforced automobile bottom protection plate is of a structure with five layers, namely, the polypropylene resin layer, the glass fiber mat layer, the polypropylene resin layer, the glass fiber mat layer and the polypropylene resin layer from top to bottom in sequence. The production method comprises the steps of heating the polypropylene resin layers and the glass fiber mat layers in a drying oven, laying and locating the polypropylene resin layers and the glass fiber mat layers in a closed forming mold, starting a forming press and carrying out pressing formation. The production steps of the rigid reinforced automobile bottom protection plate are simple, the produced automobile bottom protection plate is light in weight and high in strength, the weight of finished automobile equipment is greatly lowered, the rigidity of the automobile bottom protection plate is high, the automobile bottom protection plate will not be broken or droop, and the whole production process is free of hazardous substances and is friendly to environment.

The invention relates to a feed system for a textile processing machine. The feed system includes at least one circling conveyer belt (8) and another conveying device, a non-woven fabric belt (6) is conveyed and guided between the conveyer belt and the other conveying device, and the feed system is characterized in that the conveyer belt (8) includes at least two belt strips, and a yarn guide (10a) is arranged between every adjacent belt strips.

The invention discloses a production method of an automobile back seat decoration part, comprising the following steps: putting the material of the automobile back seat decoration part between an upper oven heating plate and a lower oven heating plate of an oven to dry, controlling the temperature of the upper oven heating plate at 300-310 DEG C, controlling the temperature of the lower oven heating plate at 400-410 DEG C, and controlling the time for drying in 100-120 seconds; and putting the dried material of the automobile back seat decoration part on a hydraulic forming machine, controlling forming pressure of the hydraulic forming machine at 4.5-5.5MPa and controlling the time for forming in 75-85 seconds to obtain finished products of the automobile back seat decoration part. The method provided by the invention has the advantages that the weight of the produced product is greatly reduced, the product is provided with high rigidity, and no harmful substance is produced in the whole production process of the product.

The invention relates to a producing method of an automobile skylight sun louver, and belongs to the technical field of automotive upholstery. The method includes the steps of preprocessing a base body PU material, combining and laying a skylight sun louver material, conducting pressing and forming, conducting cooling and shaping, and conducting cutting through a water jet scalpel, wherein the step of preprocessing the base body PU material includes the substeps of rolling the material in rubber and spraying softened water. By means of the method, the high strength performance index of a skylight sun louver assembly is achieved, the requirement for high strength design is met, the assembly line work of heating double-sided PU, rolling the PU in rubber and conducting processing through the softened water is adopted in the PU material preprocessing step, the process is stable, operation safety and accuracy are ensured, and meanwhile the work efficiency is improved; the product is high in rigidity, no breaking or drooping can occur; no semi-finished products are accumulated in the way, bad products caused by insufficient rigidity are reduced, and the manufacturing cost is saved; no harmful substances are produced in the whole producing process of the product.

The invention provides a gluing device for an ultra-long flexible LED light source and belongs to the field of manufacturing of LED lighting products. The gluing device for the ultra-long flexible LEDlight source consists of a gluing bottom plate and a gluing support. The gluing support is used for straightening during gluing of a FPC (flexible printed circuit) substrate of the ultra-long flexible LED light source and glue baking and setting after dispensing. A movable stretching mechanism is arranged on the gluing support and can strengthen the flexible substrate of the ultra-long flexible LED light source to facilitate dispensing of the dispensing process. The gluing base provides accurate positioning and bearing functions for the gluing support. Platform type support tables and semicircular groove support channels of the FPC substrate of the ultra-long flexible LED light source product are arranged on the gluing base. The flexible substrate of the ultra-long flexible LED light source product is strengthened under the action of the movable stretching mechanism of the gluing support and placed on the platform type support tables and the semicircular groove support channels of thegluing base, so that the FPC substrate is ensured to be in a horizontal straight state, and gluing operation of an automatic machine is facilitated.

The invention relates to a scientific experiment load light simulation device for an experiment cabinet, and relates to the technical field of space, the scientific experiment load light simulation device comprises an experiment cabinet main body, a scientific experiment load light part and a steel wire rope assembly, one side of the scientific experiment load light part is fixedly provided with a guide rail, the side wall of the experiment cabinet main body is fixedly provided with a guide groove, and the guide rail is slidably connected with the guide groove; the steel wire rope assembly is fixedly connected with the experiment cabinet body, and the lower end of the steel wire rope assembly is connected with the scientific experiment load light part and used for counteracting the gravity of the scientific experiment load light part. The device has the advantages that the scientific experiment load light part is suspended by the steel wire rope assembly, it can be guaranteed that the scientific experiment load light part cannot droop under the action of gravity, the space use environment of the guide rail and the guide groove is simulated, and therefore whether the installation positions of the guide rail and the guide groove are reasonable or not can be verified, and the feasibility of the device is verified. And meanwhile, an astronaut can practice and operate the experiment load conveniently.

The present invention relates to the field of blenders, and specifically relates to an on-line repair technology for smooth shaft abrasion of a blender. The repair technology comprises the following steps of (1) determining a repair scheme according to an abrasion degree of a smooth journal working surface of the blender during an operation process with an outer sealing ring, and inspection and confirmation of surface cleaning, abrasion loss, surface defects, shaft size precision and runout; (2) maintaining an abrasion part, determining materials for smoothing and repairing, and ensuring matching of corrosion resistance and mechanical properties of a repair region and a substrate; (3) machining the abrasion part after welding is performed, namely performing machining by using an axle end lathe after the welding is performed; and (4) performing a color nondestructive test on the repair part. By utilization of a high-precision pulse cold welding technology, the repaired binding part is more abrasion-resistant than the original substrate.

The invention discloses a method for manufacturing a hat eye brow. The method comprises the following steps: 1) preparing a mold and molding materials; 2) carrying out primary injection molding; and 3) carrying out secondary injection molding. Additionally, the invention also discloses an eye brow comprising an eye brow main body, wherein the eye brow main body is composed of a first component and a second component, wherein the hardness of the first component is less than that of the second component. Because the first component and the second component are respectively manufactured on the injection molding mold by adopting the method provided by the invention, the hardness of the first component and the second component can be set to be different, and further the eye brow composed of the first component and the second component at different parts have different hardnesses.

The present invention relates to automobile inner decoration technology, and is especially automobile ceiling producing process. The present invention adopts low density foamed polyurethane material as the base material, and the automobile ceiling producing process includes the steps of rolling glue, spraying softening water, pressing to form, cooling to fix, adhering facing material, cooling to fix for the second time, cutting with water cutter, mounting fittings and inspection. The automobile ceiling assembly has high performance and light weight.

The invention relates to a steel bar prefabricating device for a mold frame of an aerated concrete plate. The steel bar prefabricating device for the mold frame of the aerated concrete plate comprises a moving part, a vertical mounting plate and a lifting mechanism used for driving the mounting plate to vertically ascend and descend are arranged on the moving part, a supporting mechanism is arranged on the side wall of the mounting plate, the supporting mechanism comprises at least two supporting rods which are located in the same horizontal plane and are parallel to each other, supporting pipes are arranged on the supporting rods, and material returning openings are formed in the tops of the supporting pipes. The steel bar prefabricating device has the advantage that a main reinforcement can be conveniently arranged between two inner end plates in a penetrating mode.

The invention relates to a cone warping machine and a cone warping machine operation method. The cone warping machine (1) is provided with a warping roller (2) and a warping table (3) arranged besidethe warping roller (2), a warping reed (5) used for yarn input is arranged on the warping table, the warping roller (2) and the warping table (3) can move relative to each other, and the cone warpingmachine (1) is provided with a mechanical arm (8). According to the invention, the mechanical arm (8) of the cone warping machine (1) has at least one means for actuating the warp slivers (9). The invention also relates to a method for operating the cone warping machine (1), comprising the following steps: moving the warping roller (2) of the cone warping machine (1) and the warping table (3) of the cone warping machine (1) relative to each other until the warping table (3) faces a warping start zone (6) of the warping roller (2), receiving a warp sliver (9) from the warping table (3) by meansof the mechanical arm (8) of the cone warping machine (1), and the warp sliver (9) is fixed on the warping roller (2) through the mechanical arm (8) in the warping start zone (6).

The invention discloses an edge sealing method for a soft plastic circulation box special for tobacco. The soft plastic circulation box comprises a cuboid box body side wall and flap covers connected to the upper and lower ends of the box body side wall. The edge sealing method comprises the steps that heating and hot melting are carried out on the transverse edges and the end faces of the flap covers, and arc rolling wheels are adopted for rolling the edges and the end faces, obtained after hot melting is carried out, of the flap covers, and the formed transverse end faces of the flap covers are in a smooth arc shape. The edge sealing device comprises a support. A heating device, the first rolling wheel and the second rolling wheel are sequentially installed on the support linearly. The heating device is provided with an inward-concave heating groove. The circumferential face of the first rolling wheel and the circumferential face of the second rolling wheel are provided with a first rolling arc groove and a second rolling arc groove respectively. The transverse end faces of the flap covers with the sealed edges are in a smooth arc shape. On the one hand, the strength of the end faces of the flap covers can be enhanced, edge collapsing and deformation will not be caused, and the service life of the soft plastic circulation box is prolonged; on the other hand, the end faces of the flap covers with the sealed edges are smooth with no burrs, the wrist of a user will not be cut, and the using safety is improved.

The invention discloses a blanking floating cutter structure and a blanking die with the same. The blanking floating cutter structure comprises a sleeve; an elastic driving structure which can stretch out and draw back in the axial direction and reset automatically is coaxially arranged in the sleeve; the top of the elastic driving structure penetrates through the sleeve to be fixedly provided with a floating male die; the bottom of the elastic driving structure is fixed in the sleeve; a floating corner trimming face capable of being matched with a knife edge of a trimming knife is arranged on the surface of one side of the floating male die; and a radial limiting structure for limiting shaking of the elastic driving structure is arranged in the sleeve. By arranging the floating cutter structure, the problem that the trimming knife and the male die interfere with each other is solved, and meanwhile the problem of high cost of multi-step production and the quality problem caused by the height difference of the male die are solved. The floating cutter structure is small in size and is only located in the interference area of the trimming knife and the male die, so that the floating cutter structure is suitable for machining workpieces with different included angles, the distance between material brackets cannot be too large, and it is guaranteed that a plate does not droop.