600 results about "Sheet material" patented technology

This reduces the likelihood that devices contained in a plate-like material will be damaged and / or that chips manufactured from the plate-like material will detach from the first and / or second sheets due to the application of external force to the plate-like material. [Solution] A fastening device for fastening a second sheet to a frame unit, which includes a frame having a through hole formed therein, a first sheet whose outer edge region is fixed to the frame so as to close one end of the through hole, and a plate-like object fixed to the central region of the first sheet so as to be positioned in the through hole, wherein the fastening device comprises a holding mechanism for holding the frame unit and a fastening mechanism for fastening the second sheet to the frame unit, the holding mechanism including a holding portion for applying an attractive force to the plate-like object through the central region of the first sheet and a raised portion for raising an intermediate region of the first sheet located between the outer edge region and the central region toward or beyond the other end of the through hole.

An aerosolisable structure (1) is disclosed for use in an article for use with a device for heating an aerosolisable material to volatilise at least one component of the aerosolisable material. The aerosolisable structure comprises: an aggregated layered structure (10, 20, 30, 40, 50) having: a first sheet (11, 21, 31, 41) comprising an aerosolisable material, and a second sheet (12, 22, 32, 42) comprising a heating material, the heating material being heatable by penetration with a varying magnetic field to thereby heat the aerosolisable material of the first sheet. The second sheet is free of aerosolisable material.

The application relates to a metal sheet material performance test technology and discloses a method for predicting Bauschinger effect of a metal sheet by using a BP neural network, which comprises the following steps: 1) constructing a finite element simulation model of a pre-tension three-point bending continuous deformation process of the metal sheet, and designing a pre-tension three-point bending test to verify the reliability of the finite element model; 2) obtaining a sample set containing a load displacement curve of an imaginary sheet material and a Bauschinger effect mapping relationship through finite element model simulation and theoretical calculation; 3) constructing a Bauschinger effect prediction model based on the BP neural network, and training the Bauschinger effect prediction model by using the sample set; and 4) obtaining a load displacement curve of a to-be-tested metal sheet by using a pre-tension three-point bending test, inputting the load displacement curve into the trained BP network Bauschinger effect prediction model, and predicting the Bauschinger effect of the to-be-tested metal sheet. Compared with other determination methods of the Bauschinger effect of the metal sheet, the application has the advantages of lower cost, simpler operation, fewer influencing factors and higher parameter accuracy.

The invention relates to a vacuum cutting conveyor for an automatic blade cutting machine of sheet material, comprising a plurality of cutting supports (14) rigidly connected to a driving mechanism driven along a rectilinear and curvilinear trajectory, each of the cutting supports comprising a plurality of bristles (16), each of the bristles comprising a foot (16a) rigidly connected to a bottom (18) and a head (16b) opposite the foot for placing the sheet material to be cut, the bottom of each cutting support being elastically deformable along the trajectory of the driving mechanism.

The application relates to the technical field of semiconductors or photovoltaics, in particular to a transfer device to solve the problem of low taking and placing efficiency of a sheet material in a process magazine in a sheet-by-sheet manner. In the transfer device, a first jacking device can pass through a first hollow part to jack out a bottom support and a whole stack of sheet materials from a first magazine, and in the process of jacking out or jacking in the whole stack of sheet materials into the first magazine, an elastic pressing device can cooperate with the first jacking device to clamp the bottom support and the whole stack of sheet materials, thereby improving the stability of jacking out or jacking in the bottom support and the whole stack of sheet materials. After the bottom support and the whole stack of sheet materials are jacked out of the first magazine, a clamping support device receives the bottom support and the whole stack of sheet materials from the first jacking device, and under the cooperation of the clamping support device and the elastic pressing device, the bottom support and the whole stack of sheet materials are smoothly handed over to the first jacking device, and the bottom support and the whole stack of sheet materials are transferred outside the first magazine, the whole stack of sheet materials is taken and placed and transferred, and the taking and placing efficiency of the sheet materials is improved.

The utility model discloses a novel sunshade inside -opening window, including center installation window frame, one side of center installation window frame is provided with the open -close installation window frame, the inside of open -close installation window frame is connected with the deflection installation window frame, the other side of center installation window frame is connected with sealed installation window frame, the inside of deflection installation window frame and sealed installation window frame all is provided with aluminium material buckling cover, the side of aluminium material buckling cover is connected with spliced aluminium profile, the utility model discloses a single piece of transparent sheet material installation notch installs single piece of transparent sheet material to the inside of spliced aluminium profile, and the shutter of installation is protected to the side through single piece of transparent sheet material, and through spliced shutter installation structure makes the subsequent overhaul and maintenance process of shutter more convenient, ensures that shutter structure can directly remove each component of aluminium material buckling cover side joint and maintains after damaging, further improves the use convenience of sunshade inside -opening window.

We provide decorative sheets that reproduce the texture of genuine materials while offering superior durability. Furthermore, we offer high-quality decorative materials incorporating such decorative sheets. [Solution] A decorative sheet comprising a paper base layer, a pattern layer provided on one surface of the base layer, a partial pattern layer provided on the surface of the pattern layer and partially covering the pattern layer, and a surface protection layer provided on the surfaces of the pattern layer and the partial pattern layer and covering both surfaces, wherein the surface protection layer has a first protective layer with at least a portion of its surface exposed, the first protective layer does not contain a gloss adjuster, the surface of the first protective layer has an uneven structure, the uneven structure has a load length ratio Rmr(10%) at a cutting level of 10% of 0.4 or more and a root mean square slope Rdq of 0.15 or more and 0.4 or less.

This invention discloses a high-quality aluminum alloy sheet continuous casting device, belonging to the technical field of casting devices. It includes a worktable with a mounting plate rotatably mounted on it. This design utilizes a push rod. After the sheet material has cooled, the drive assembly rotates the sheet material under the push rod via the mounting plate. As the mounting plate moves the feeding pipe downwards, it further moves the push rod downwards, applying a downward thrust to the sheet material. Under this thrust, the sheet material moves downwards and falls onto a conveyor belt. The conveyor belt then transports the cast sheet to the next process. A spring then drives the top plate to reset and re-seal the casting tank, eliminating the need for time-consuming unloading and demolding. Furthermore, as the mounting plate rotates, the demolded casting tank moves back under the feeding pipe, thus achieving continuous casting and improving production efficiency.

A roof laminate (10) includes a roof membrane (12, 100, 200, 300) and a protective sheet (14, 114, 214, 314) removably affixed thereto. The surface (20) of the roof membrane (12, 100, 200, 300) can be protected from dirt, scratches and scrapes by a protective sheet (14, 114, 214, 314) which also provides other beneficial attributes that aid an installer. The membrane (12, 100, 200) and the sheet (14, 114, 214) are heat laminated together in the absence of adhesive and tackifiers. Alternatively, the membrane (12, 300) and the sheet (14, 314) are surface treated and then brought into contact with one another in the absence of adhesive and tackifiers. The sheet (14, 114, 214, 314)) may be single layer or include at least a first layer (30) directly secured to a second layer (32). The first layer (30) provides at least one of UV protection, anti-slip, and anti-glare to the roof laminate (10) and so aids the installer in at least one of those respects. The second layer (32) is removably affixed to the roof membrane (12, 100, 200, 300).

This invention provides a rapid preparation method for steel samples for transmission electron microscopy (TEM), relating to the field of physical analysis of steel materials. It is applied to the preparation of various steel samples, including heat-sensitive steels, using a composite binder of cellulose acetate, acetone, silica, and alumina. The binder is used to adhere one side of a wire-cut steel sample sheet to the sheet fixing surface of a grinding aid. A grinding aid area, parallel to the bottom surface of the sheet fixing surface, is provided on the grinding aid device. The grinding aid area is pressed, and sandpaper with progressively increasing grit is used to grind one side until a first preset thickness is reached. Then, the other side is switched, and sandpaper with progressively increasing grit is used to grind the second side until a second preset thickness is reached. The ground sheet is removed, thinned, punched, and electropolished to obtain the target steel sample. This invention can rapidly prepare steel sample sheets with a thickness of 30-50 µm, and the method is simple and has a high success rate.

Disclosed is a method for loading a stack of sheet material into a dispenser, the method including moving a lid of the dispenser from a closed use position into an open refilling position, the dispenser including a body having side walls, a base, an opening, the lid covering the opening, wherein the lid has a dispensing opening to enable sheet material to be dispensed therefrom, a platform for supporting a plurality of sheet material from below, wherein the platform is movable from a lowermost position to an uppermost position adjacent the lid, a biasing means for urging the platform towards the lid, a releasable locking mechanism for holding the platform in a locking position in the lowermost position, the releasable locking mechanism including a first pair of first arms movably attached to one of the side walls.

A dispenser for sheet materials is disclosed. The dispenser includes a housing and a front cover. The dispenser includes a first internal door configured to secure a first roll of sheet material in a dispensing position and a second internal door configured to secure a second roll of sheet material in a dispensing position. The first and second doors include first and second nozzles for dispensing sheet material. The dispenser is a centrally unwinding dispenser.

The utility model is suitable for the technical field of bending machine, disclose a kind of auxiliary material supporting frame of bending machine, including the support vertical plate being arranged in the front end of bending machine body;Support vertical plate and the length direction of bending machine body is perpendicular;Further including sheet material placing tray;The sheet material placing tray is placed on support vertical plate;Two parallelly arranged positioning pins are vertically inserted in the top surface of the side of support vertical plate away from bending machine body, and positioning pin is threadedly connected with the top surface of support vertical plate;The bottom of sheet material placing tray is provided with the waist-shaped hole for positioning pin to pass upwards. The utility model is placed small sheet material by using sheet material placing tray, when sheet material placing tray is placed on support vertical plate, the front end of bending machine body can be temporarily built into the platform for placing small sheet material, so that operator when preparing small sheet material, unbending sheet material is located in the side of operator, thus can quickly take and place sheet material to bend operation, and the bending efficiency of sheet material can be improved.

The utility model discloses a kind of swimming pool sheet cutting device, including stacking assembly, feeding assembly, cutting assembly and material receiving assembly, the stacking assembly includes stacking rack, with the stacking platform of the stacking rack lifting connection, the first drive component of driving the stacking platform lifting;The feeding assembly is used to the sheet on the stacking rack is conveyed to the cutting assembly one by one, and cut after sheet is conveyed to material receiving assembly;The cutting assembly is used to carry out cutting operation to the four edges of sheet;The material receiving assembly includes material receiving rack, with the material receiving platform of the material receiving rack lifting connection, the second drive component of driving the material receiving platform lifting. The swimming pool sheet cutting device design is reasonable, and swimming pool sheet can be carried out automatic cutting operation.

1. Name of the design product: sheet material storage rack. 2. Use of the design product: for sheet material storage. 3. Design points of the design product: in shape. 4. Picture or photograph best indicating the design points: perspective view.

This utility model discloses a laminating device for the curved portion of a sheet material, comprising a worktable and a heating device. The worktable includes a base and a curved processing mold disposed on the upper part of the base. The curved processing mold has a shape adapted to the curved surface of the sheet material to be processed. The heating device is disposed between the base and the curved processing mold for heating the mold. A heat insulation layer is provided between the heating device and the base. In use, the heating device heats the curved processing mold to a suitable temperature for laminating operations. The curved edge of the sheet material contacts the mold, pressing the film tightly against the curved edge. By making the mold have the same shape as the curved edge of the sheet material, the contact area between the mold and the edge is increased, thereby fully pressing the film against the curved edge, improving the laminating effect and efficiency. The heat insulation layer reduces the risk of burns to the operator.

This utility model discloses a waterproof gasket for a roof ventilation ball. The roof has a ventilation ball, and corrugated steel sheets and a photovoltaic system are laid on the roof to avoid the ventilation ball. The gasket includes a sheet material, which is bent and connected end to end to surround the connection between the ventilation ball and the corrugated steel sheet. A water-retaining edge extending upward is formed on the sheet material by rolling or folding. It has the advantages of simple structure, convenient molding, and good waterproof effect.

The utility model discloses a spliced PVC board, including at least two sheet materials, the sheet material is rectangle, both sides of the corner area of sheet material are provided with the mounting groove, the mounting groove is step groove, the big end of mounting groove is located outside and the small end is located inside, and the mounting groove of adjacent two sheet materials is opposite and is connected through the connecting block, the both ends of connecting block have the end block cooperation with the small end of mounting groove, the both sides of connecting block are provided with the intermediate block cooperation with the big end of mounting groove and protrude, the both sides of intermediate block are fixedly installed with the plug -in board of corresponding step, and the sheet material is provided with the plug -in groove that allows the plug -in board to insert. The utility model has the advantages of realizing the connection without needing to stick, stable and reliable, and being convenient to use.

A sheet cutting device cuts an elongated sheet material into a discrete sheet material of a predetermined length, while continuing to convey the elongated sheet material from upstream to downstream, and includes: an upstream conveying mechanism which conveys a sheet material on an upstream side of a cutting position of the sheet material; a downstream conveying mechanism which conveys the sheet material on a downstream side of the cutting position; and a cutting mechanism arranged between the upstream and downstream conveying mechanisms to cut the sheet material, wherein the cutting mechanism includes a cutter moved to follow and cut the conveyed sheet material, and a feed speed of the sheet material set in the downstream conveying mechanism is faster than that set in the upstream conveying mechanism.

A method of manufacturing a part with a plurality of cut segments includes receiving a sheet of material with a machining apparatus and removing material during one or more first passes with the machining apparatus to form a plurality of segments in the sheet of material. The method also includes forming a tab by removing material during the one or more first passes with the machining apparatus for forming the segments, the tab connecting two segments within the sheet of material to each other and removing material with the machining apparatus to form joints on the segments.

The utility model discloses a kind of for EPDM sheet flattening device, including flat cutting machine mainframe, the outer surface side of flat cutting machine mainframe is fixedly connected with fixed seat, the fixed seat is installed with servo lifting assembly, the movable end of the servo lifting assembly is fixedly installed with cross seat, the bottom of the cross seat is fixedly embedded with two pressure sensors symmetrically.The utility model in the present application, by servo lifting assembly drive quick-release pressure roller applies controllable pressure to EPDM sheet, cooperate with horizontal shift component to drive adsorption workbench relative movement, realizes the automatic flattening operation of sheet.The pressure sensor real-time monitoring quick-release pressure roller pressure, ensure that flattening degree is uniform and stable, effectively solve the problem that traditional flat cutting machine only relies on suction fixed and is difficult to eliminate EPDM sheet deformation wrinkle.Significantly improve sheet flattening effect, guarantee the size of subsequent cutting process, avoid the thickness uneven quality problem caused by EPDM sheet uneven.

An objective of the present invention is to provide a packing method capable of continuously and efficiently packing articles having different sizes and shapes during a packing process and capable of preventing damage due to lateral shaking during transport.　The present invention provides a packing method in which an object to be packed is pressed against protruding portions of a sheet having said protruding portions at various points, wherein, when the protruding portions are crushed, the protruding portions maintain the shape crushed by the object to be packed, and the object to be packed is secured by the protruding portions that have the crushed shape and / or the protruding portions that have retained their original uncrushed shape.

The application relates to the sheet processing field, in particular to a material deviation structure, which is characterized in that the technical scheme comprises a mounting table, a deviation material table arranged on the mounting table, a motor arranged in the mounting table, a cam arranged at the output end of the motor and a connecting piece arranged on the mounting table and located between the mounting table and the deviation material table, a connecting rod one connected with the deviation material table is arranged on the side wall of the connecting piece facing the deviation material table, a connecting rod two matched with the cam is arranged on the side wall of the connecting piece facing the cam, and the cam is used for driving the connecting rod two to reciprocate along the width direction of the deviation material table. The application has the effects of improving material utilization, improving material discharge rate, saving product processing cost and facilitating staggered cutting processing of the material.

The present application provides a kind of sheet positioning device, positioning method, transfer system and transfer method, it is related to sheet handling technical field.Sheet transfer system includes sheet positioning device, sheet positioning device includes suction cup with air hole and first direction inclination angle, air floatation system that can form air film on the surface of suction cup, first reference surface for first direction positioning, reference surface for second direction positioning and overturning drive mechanism for driving suction cup to produce inclination action in second direction.Sheet transfer method includes sheet positioning method, sheet positioning method is realized by controlling overturning drive mechanism the positioning of sheet in first direction and second direction, and the fixation of sheet is completed by disconnecting air floatation system.

This utility model discloses a forced vibration fatigue testing device for thin metal sheets, belonging to the field of fatigue life testing technology for thin metal sheet materials. It addresses the problems of low vibration frequency, poor adaptability, and bulky structure in traditional testing devices. The device includes a trapezoidal impact platform base, a housing, a modular support frame, and a drive and detection mechanism. The support frame consists of an experimental support, a test piece platform, and limiting blocks, achieving rapid positioning and height adjustment of the test piece via bolts. The drive and detection mechanism includes symmetrically distributed motor and encoder assemblies. The motor drives the roller shaft via a coupling, causing the rollers to rotate at high frequency. The encoder records data in real time and provides feedback via a touchscreen. The trapezoidal base incorporates a shock-absorbing layer to improve stability, the modular structure reduces structural weight, it is adaptable to thin metal sheets of varying thicknesses, and the integrated touchscreen interface provides convenient operation. This device is suitable for high-precision fatigue life testing of ultra-thin materials such as aerospace flexible components.

The utility model relates to a kind of foldable climbing ladders, including folding ladder main body and folding support assembly.Folding ladder main body is formed by at least two rectangular sheet materials along the width direction splicing, can reciprocatingly fold to form step unit, it is convenient to store.Folding support assembly contains folding surrounding structure, folding front stop mechanism and folding support mechanism, is stored in folding surrounding and realizes three-dimensional support positioning, improves stability.Each component surface is coated with PVC composite layer, and hot melt welding or magic paste composite connection is used at connecting place.Transition platform assembly, slide board, swimming pool support plate and inclined bracing plate are also provided, so that the climbing ladder has the function of slide, and the interest is increased.Inclined slope and arc-shaped flexible edge protection are provided on the front side edge of the side support plate to improve safety.Each component of the climbing ladder is foldable, convenient to store, and made of PVC material and specific connection method, with good waterproof and sunscreen performance, firm and reliable connection, can effectively resist environmental factors, prolong service life.