216 results about "Sandwich board" patented technology

The invention provides a circuit board automatic detection device based on AOI visual inspection, and relates to the technical field of circuit board welding quality visual identification automatic detection. Comprising a protective shell, feeding ports are formed in the two sides of the protective shell, a set of symmetrically-arranged clamping plates are arranged in the feeding ports of the protective shell, a mounting frame is arranged in the protective shell, a control box is arranged at the bottom of the mounting frame, and a single-chip microcomputer controller is arranged in the control box; and a detection sliding rail is fixedly connected to the top of the mounting frame, a visual camera is slidably connected to the detection sliding rail, and the visual camera is located above the two clamping plates. By arranging the cleaning assembly and the auxiliary assembly, when the circuit board is detected, not only can the surface of the circuit board be cleaned, but also multi-angle light source irradiation can be provided, and distinguishing of defective places on the circuit board is facilitated.

The invention provides a battery restraining tray device, and belongs to the technical field of battery manufacturing. The battery restraining tray device comprises a tray frame and a restraining assembly, a plurality of limiting grooves which are arranged at equal intervals and used for the restraining assembly to be clamped in from top to bottom are formed in the two side walls of the tray frame, the restraining assembly comprises clamping plates, an inflation air bag and an extrusion plate, the inflation air bag is clamped between the two clamping plates and fixed, and the extrusion plate is arranged between the two clamping plates. The clamping plate is provided with a square window for transverse expansion of the inflatable air bag, the squeezing plate is transversely arranged in the square window in a sliding mode and can be pushed by the inflatable air bag to squeeze the battery, the lower end of the clamping plate is provided with a receding groove for an inflation opening of the inflatable air bag to penetrate out, and the tray frame is further provided with an air inlet and outlet assembly for inflating and deflating the inflatable air bag. The restraining assemblies are clamped into the limiting grooves, the distance between the restraining assemblies is fixed, the restraining assemblies apply pressure through inflation expansion of the restraining assemblies, all the channels do not interfere with one another, and it is guaranteed that the restraining force of all the channels is consistent.

The invention belongs to the field of bionic composite material structure engineering, and discloses a bionic honeycomb-like structure sandwich panel with impact resistance and a preparation method thereof, and the bionic honeycomb-like structure sandwich panel with impact resistance comprises an upper skin, a middle honeycomb-like structure interlayer and a lower skin which are sequentially arranged from top to bottom; the interlayer of the middle honeycomb-like structure is composed of a plurality of honeycomb units in the shape of imitated chrysanthemum stone suture lines. The sandwich layer of a honeycomb-like structure is arranged according to the shape characteristics of the bionic chrysanthemum stone suture line, the honeycomb wall of each honeycomb unit in the shape of the bionic chrysanthemum stone suture line is in a secondary wave shape, the overall strength of the sandwich board can be effectively improved, and effective absorption of energy and damage tolerance are achieved; the hollow characteristic of the honeycomb-like structure can reduce the dead weight of the sandwich panel, the sandwich panel is endowed with the characteristic of light weight, and the sandwich panel has a good development prospect in the field of impact resistance protection.

The embodiment of the invention provides a laminboard stacking system and method, the laminboard stacking system comprises a transmission mechanism, a transverse movement alignment mechanism, a turnover mechanism and a translation stacking mechanism, a laminboard abuts against the transmission surface of the transmission mechanism, and the transmission mechanism is used for driving the laminboard to move to a carrying position. The transverse moving alignment mechanism is arranged on the conveying mechanism in a lifting mode, and when the transverse moving alignment mechanism ascends, the transverse moving alignment mechanism drives the laminboards to ascend from the carrying position and drives the laminboards to move towards the inner side of the conveying mechanism, so that the positions of the laminboards on the carrying position are the same, and stacking regularity is guaranteed. The turnover mechanism turns over the stacked first sandwich panel, and the turned sandwich panel is lifted by the translation stacking mechanism and moved to the stacking table to be stacked. And if the laminboard is not stacked for the first time, the turnover mechanism does not work, and the laminboard is directly moved to the stacking table to be stacked by the translation stacking mechanism. The upper surface and the lower surface of the sandwich board stack are inner side surfaces of the sandwich boards, so that the outer side surfaces cannot be damaged in the transportation process.

The utility model discloses a tree transplanting device which comprises a movable bottom plate, movable plates are symmetrically and slidably connected to the interior of the movable bottom plate, second fixing frames are symmetrically and fixedly connected to the tops of the movable plates, X-shaped supporting frames are rotationally connected to the interiors of the second fixing frames, and first fixing frames are rotationally connected to the tops of the X-shaped supporting frames. The top of the first fixing frame is fixedly connected with a limiting block, the outer side of the limiting block is connected with a lifting plate in a sliding mode, and the interior of the lifting plate is symmetrically connected with second moving blocks in a sliding mode. According to the device, trees of different sizes can be clamped, the first arc-shaped clamping plates are arranged, the upper half portions of the trees can be clamped and fixed, the trees are prevented from toppling over, the stability of the trees is improved, and the practicability of the device is improved.

The utility model discloses a PET bottle limit transfer mechanism for a bottle blowing machine, which comprises a transfer device main body, a first screw rod is arranged in the transfer device main body, a first servo motor is fixed on one side of the transfer device main body, a first driving block is sleeved on the first screw rod, a base is arranged at the top end of the first driving block, and a second servo motor is fixed on the base. A third servo motor is arranged in the base, a rotating disc is arranged at the output end of the third servo motor through a rolling shaft, the limiting mechanism is arranged on the rotating disc, the vertical frame is arranged on one side of the transferring device body, and universal wheels are arranged at the four corners of the bottom of the vertical frame. According to the PET bottle transferring device, the transferring device body, the limiting mechanism, the support, the telescopic piece, the air cylinder, the clamping arms, the mounting grooves, the mounting pieces, the clamping plates, the buffering protruding particles and the reset springs are installed, the PET bottles are not prone to being crushed when being grabbed, and meanwhile the clamping plates are convenient to replace.

The invention relates to the technical field of materials, in particular to a high-bonding-strength flame-retardant composite foam board and a preparation method thereof.An epoxy foam material core is internally provided with a plurality of closed-cell small bubbles, so that the thermal radiation effect and sound conduction of an epoxy foam sandwich board are effectively prevented, and the effects of heat insulation and noise reduction are achieved; compared with a honeycomb sandwich board, the heat insulation and noise reduction performance is better, in addition, the environment-friendly flame-retardant epoxy foaming mixture used for preparing the epoxy foam-based sandwich board is good in adhesion with the inner skin and the outer skin, an adhesive does not need to be used for adhesion, a harmful solvent does not need to be added, and by casting the epoxy foaming mixture between the inner skin and the outer skin, the heat insulation performance and the noise reduction performance are better. The epoxy foam sandwich board is simple in structure, easy to form, good in rigidity and strength, good in heat insulation and noise reduction performance and excellent in environmental protection performance, can be applied to manufacturing of high-strength composite materials and has wide application prospects, and the sandwich-shaped whole body is not limited to the appearance shape of a composite body, and the sandwich-shaped whole structure is good in rigidity and strength, good in heat insulation and noise reduction performance and excellent in environmental protection performance.

The invention relates to the technical field of aerospace structure safety, and discloses a flying bird anti-collision device with a foamed aluminum sandwich energy-absorbing structure, the flying bird anti-collision device comprises an assembly frame and an outer frame as the device, the corners of the outer side of the assembly frame are provided with assembly cylinders, and the assembly frame is assembled in the head of an aircraft through the assembly cylinders; the front panel is arranged on the inner side of the assembly frame and is used for bearing a first collision impact; the buffering assembly is arranged on the inner side of the assembling frame and used for buffering the first impact; the sandwich board is arranged on the inner side of the assembly frame and used for bearing the buffered impact; and the rear panel is arranged on the inner side of the assembly frame and is used for bearing the impact which is buffered twice. Through ordered hierarchical arrangement of the front panel, the buffer assembly, the foamed aluminum sandwich panel and the rear panel, a synergistic energy absorption system and a multi-structure synergistic gradient protection mechanism are constructed, impact is decomposed into a plurality of controllable energy dissipation stages, and efficient management and dissipation of impact energy are achieved.

The utility model relates to the technical field of network cabling, and discloses a network cabling device, which solves the problems that wiring harnesses are inconvenient to arrange and fix and the use of the wiring harnesses is influenced in the current network cabling, and comprises a fixing frame, the upper end of the fixing frame is connected with a threaded rod, and the lower end of the threaded rod penetrates and extends to the inner side of the fixing frame to be connected with a supporting plate. The threaded rod rotates to drive the supporting plate to move downwards, meanwhile, the clamping plate on the inner side of the clamping plate is matched with the clamping plate at the upper end of the arc-shaped groove, wire harnesses are fixed and arranged, the wire harnesses are prevented from being disorderly wound and affecting use, when one end of each wire harness suddenly encounters external force, the clamping plates move towards one side under sliding limiting of the sliding block and the sliding rod, and the wire harnesses are fixed and arranged. The sliding block extrudes the second spring, under the elastic potential energy of the second spring, the impact on the wire harness is reduced, the firmly fixed wire harness is prevented from being broken under sudden tension, and the quality safety of the wire harness is guaranteed.

The invention relates to a mineral wool sandwich board PIR edge sealing production system and production process. The mineral wool sandwich board PIR edge sealing production system comprises a white material storage tank, a pentane storage tank, an on-line cutting precision mixer, a transition tank, a black material storage tank and a mixing head. Due to the fact that the using amount of edge sealing materials is small, the mixing effect of polyester and pentane is affected, and edge sealing sandwich boards with high fire resistance cannot be manufactured, the system cuts, extrudes, impacts and disperses white materials and pentane in the mixer by increasing flow feeding, and the mixing effect is improved. Due to the fact that the premixing white material amount consumed by the mixing head is small, discharging of the mixing head cannot be interrupted, and the output of the premixing white material is different from the premixing white material amount consumed by the mixing head, in order to achieve flow balance of the premixing white material and the premixing white material amount consumed by the mixing head, flow balance is achieved by increasing the premixing white material flow + intermittent feeding = small flow of the mixing head + continuous discharging. The middle transfer transition device caches the premixed white material to solve the problem of uninterrupted discharging of the mixing head so as to achieve continuous production, and the major problem that online mixing foaming cannot be achieved due to small flow of polyester and pentane is successfully solved.

The utility model relates to the field of plate connection, in particular to an assembly-free sandwich plate structure. The upper plate, the middle plate and the lower plate are sequentially distributed in an abutting mode from top to bottom, and the connecting assembly is used for connecting the upper plate, the middle plate and the lower plate. The upper plate is provided with a plurality of clamping grooves a with downward openings; the middle plate is provided with through holes in one-to-one correspondence with the clamping grooves a; the lower plate is provided with clamping grooves b which are in one-to-one correspondence with the through holes and are provided with upward openings; the connecting assembly comprises a plug pin rod clamped and embedded in the clamping groove a and expansion hardware clamped and embedded in the clamping groove b, the plug pin rod penetrates through the through hole, and the plug pin rod is connected with the expansion hardware in an inserted mode. According to the utility model, convenient and efficient assembly is carried out through clamping, embedding and inserting modes.

The utility model relates to the technical field of camera equipment, in particular to a road traffic monitoring mounting rack structure which comprises a bottom plate, a clamping mechanism is arranged in the bottom plate, mounting plates are fixedly arranged on the two sides of the top end of the bottom plate, a through groove is formed in the mounting plate on one side, and a through hole is formed in the through groove. And a connecting mechanism is arranged on one side of the mounting plate on one side. The device can effectively control the positions of the clamping plates on the two sides, the whole device can be effectively fixed to the upper portion of a road traffic cross beam, installation is rapid and convenient, installation efficiency is improved, meanwhile, the device can be used according to the thicknesses of different road traffic cross beams, and therefore the practicability of the whole device is enhanced, and the device is worthy of popularization and application. And meanwhile, a fixed connection effect can be effectively formed between two pieces of equipment, so that the whole equipment can be conveniently matched with other equipment for use, the practical effect of the whole equipment is improved, a mutual traction effect is formed between the equipment, and the stability of the whole equipment is improved.

The utility model belongs to the technical field of sandwich panels, and particularly relates to an environment-friendly flame-retardant polyurethane sandwich panel which comprises a sandwich panel body, and a hard metal plate is wrapped outside the sandwich panel body. A flame-retardant isolation layer, a polyurethane foam layer and a polystyrene foam layer are further arranged in the sandwich panel body, and the flame-retardant isolation layer is arranged between the polyurethane foam layer and the polystyrene foam layer; the flame-retardant isolation layer comprises an aluminum honeycomb and a glass magnesium filler, and the glass magnesium filler is arranged in holes of the aluminum honeycomb; the left side and the right side of the laminboard body are provided with three connectors and three connecting grooves respectively, and the connectors are matched with the connecting grooves. According to the sandwich board, more environment-friendly and flame-retardant materials are adopted to serve as inner core filling, the heat preservation performance of the board is improved, meanwhile, the fireproof performance is improved, the overall weight of the board is reduced, and splicing and using are facilitated.

The embodiment of the utility model provides arc-shaped laminboard cutting equipment. The arc-shaped laminboard cutting equipment comprises a material table; the two longitudinal sliding rails are arranged on the two sides of the material table; the at least one transverse sliding rail is arranged on the longitudinal sliding rail; the sliding rail driving device is arranged on the material table and is connected with the transverse sliding rail through a transmission assembly; the cutting saw is connected to the transverse sliding rail and provided with a plurality of saw blades arranged at intervals; the cutting driving device is arranged on one side of the transverse sliding rail and connected with the cutting saw through a driving assembly. According to the technical scheme, after a plate needing to be cut is placed on the material table, the cutting saw can move along the transverse sliding rail so that the plate can be cut, and after one position is cut, the transverse sliding rail and the cutting saw move along the longitudinal sliding rail together so that the cutting position can be changed. When the arc-shaped laminboard cutting equipment is used for cutting and processing the laminboard, the laminboard does not need to be moved repeatedly, the risk of scratching the laminboard is avoided, a plurality of slots can be cut at the same time, the processing efficiency is high, and the processing quality is good.

The utility model relates to an inner double-layer multifunctional vertical cell shaking incubator, which belongs to the technical field of incubators and comprises a working box, a connecting plate is fixed between the left side and the right side of an inner cavity of the working box, an adjusting mechanism is arranged between the working box and the connecting plate, and bases are fixed on the periphery of the lower surface of the working box; the adjusting mechanism comprises a starting assembly, and an adjusting assembly is arranged on the starting assembly. According to the inner double-layer multifunctional vertical cell oscillation incubator, firstly, a shifting rod is shifted to drive a clamping plate to move, a culture dish can be placed in a placement groove, then the clamping plate is driven to fixedly clamp the culture dish through the elastic force of a second spring, then a motor is started to drive a rotating rod and a gear to rotate through meshing force, and the culture dish is placed in the placement groove. Furthermore, the toothed plate can drive the placement plate to move to provide stable and uniform force for the placement plate, so that the placement plate can be stably oscillated and shaken and can be buffered to a certain extent, and the stability and success rate of an experiment are further improved.

The utility model relates to the technical field of color steel plate splicing, and discloses a splicing structure of a color steel sandwich plate, which comprises two color steel plates, the left side of one of the color steel plates is fixedly connected with a positioning component for mounting the other color steel plate, the top end of the left side of one of the color steel plates is fixedly connected with a plurality of connecting blocks, and the connecting blocks are fixedly connected with the top end of the right side of the other color steel plate. A clamping groove is formed in the bottom of the left side of the connecting block, a plurality of mounting shells are fixedly connected to the interior of the right side of the other color steel plate, a connecting plate is fixedly connected to the bottom end of the interior of each mounting shell, a supporting plate is fixedly connected to the top of each connecting plate, and a limiting groove is formed in the top of each supporting plate. According to the utility model, the engineering project can be delivered and used more quickly, the time cost is reduced, the working efficiency can be improved by quick splicing, more workload can be completed within limited time, the flexibility of the construction process can be enhanced, and field changes can be coped with in time.

The utility model discloses a heat conduction silica gel sheet pressure maintaining device which comprises a machine table, a supporting frame, a cross beam, a downward pressing air cylinder, a pressing plate, a supporting column, a loading platen and a clamping plate, the downward pressing air cylinder is vertically arranged on the cross beam, the pressing plate is fixedly connected with the lower end of an air cylinder rod of the downward pressing air cylinder, and the loading platen is arranged below the pressing plate. The lower end wall of the pressing plate can abut against the upper end wall of the loading table plate, the lower ends of the supporting columns are fixedly connected with the machine table, the upper ends of the supporting columns are fixedly connected with the loading table plate, the two sides of the loading table plate are each provided with an opening groove extending in the length direction in a concave mode, and the clamping plates can vertically ascend and descend in the opening grooves. And the clamping plates can slide left and right as well as front and back in the open slots, and can be respectively propped against the side walls of the heat dissipation module. According to the technical scheme, the problems of bubbles, wrinkles and the like in the attaching process of the heat-conducting silica gel sheet can be effectively avoided, the attaching quality of the heat-conducting silica gel sheet is effectively guaranteed, and practicability is high.

The utility model relates to the technical field of laminboard cutting, in particular to a laminboard cutting mechanism which comprises two cutting assemblies and a support, each cutting assembly comprises a mounting base, a linkage rod, two mounting boxes, a fixing piece and a cutter body, worms are arranged at the two ends of each linkage rod, connecting rods are rotationally arranged in the two mounting boxes, and the two ends of each connecting rod are provided with screws. According to the laminboard cutting mechanism, worm wheels are arranged on the connecting rods, the connecting rods in the two mounting boxes are in linkage through chain wheels and chains, through the two cutting assembly structures, the synchronism and stability of the cutting action are ensured, meanwhile, the cutting force is effectively dispersed, the blade is prevented from being bent, and the cutting effect of foam laminboards can be remarkably improved through the laminboard cutting mechanism; and the cutting surface is smooth and the blade is not easy to bend.

The utility model discloses a purification composite sandwich panel with an inner core convenient to replace, which comprises an inner core clamping sleeve used for supporting and protection, positioning clamping grooves and a butt joint device are arranged on the upper portion and the lower portion of the inner core clamping sleeve, and the butt joint device is arranged on the lower end face of the inner core clamping sleeve. And a protection device is fixedly clamped on the upper end surface of the inner core clamping sleeve through the butt joint device. Through the arrangement of the protection device, the butt joint device and the limiting device, when the inner core of the sandwich panel is rapidly and conveniently disassembled, the guide sliding plate can eject and press the elastic hook plate to be separated from the interior of the inserting groove through the connecting top plate, and then limiting of the second metal protection plate and the first metal protection plate is relieved; therefore, the locking of the limiting insertion shaft and the fixed clamping shaft on the inner core of the sandwich panel is relieved, the inner core of the sandwich panel can be conveniently and quickly replaced subsequently, and the use convenience and practicability of the sandwich panel are effectively improved.

The utility model provides a heat insulation sandwich panel for a combined refrigeration house, which comprises an outer layer panel, an inner layer panel and an outer layer panel, the inner-layer substrate is used for providing internal support; the heat insulation filling material is filled between the outer-layer panel and the inner-layer substrate and is used for reducing heat conduction; the splicing frames are arranged on the edges of the two sides of the sandwich board and used for being connected with other sandwich boards; the lock catch groove is formed in the outer side of the splicing frame on one side; the splicing frame on the other side is provided with a lock catch groove, the splicing flange is arranged on the outer side of the splicing frame on the other side, the splicing flange comprises a gradually-changed section to enhance the attaching performance, the lock catch groove is matched with the splicing flange in an embedded mode to achieve fastening between the adjacent sandwich boards, and the inner wall of the splicing frame is provided with a groove; the grooves are filled with sealing gaskets so as to improve the sealing performance when the adjacent sandwich boards are spliced. Through the scheme of the embodiment of the invention, the cold bridge effect can be reduced.

The utility model provides a clamping structure for hot melting butt joint of PVC pipelines, and belongs to the technical field of clamping mechanisms. The clamping structure for hot melting butt joint of the PVC pipelines comprises a heating plate, a base, an arc-shaped clamping plate, a second hydraulic cylinder, a clamping plate, a lifting mechanism and a longitudinal moving mechanism, the heating plate is installed on the lifting mechanism, when the clamping structure is used, a piston rod of the first hydraulic cylinder stretches out to enable the heating plate to move upwards, the heating plate does not interfere with abutting of the two PVC pipelines, and therefore the clamping plate is installed on the base. According to the clamping structure for the hot melting butt joint of the PVC pipelines, the clamping plates can be conveniently and rapidly replaced, time and labor are saved, and the clamping structure is convenient to operate, convenient to use, high in practicability and high in practicability and can be widely applied to the hot melting butt joint of the two PVC pipelines, and the ends of the two PVC pipelines abut against each other and are in butt joint together after a certain period of time. And the replacement efficiency of the clamping plates is improved, and better use experience is brought to a user.

The utility model discloses a finished base oil tank transportation instrument which comprises a supporting plate, universal wheels are arranged at the four corners of the bottom of the supporting plate respectively, and baffles used for surrounding an oil tank are vertically arranged on the front side, the left side and the right side of the supporting plate respectively. The right end of the door plate is hinged to the right baffle, and the left end of the door plate is connected with the left baffle through a lock catch assembly in a locked mode. A clamping seat which has an arc-shaped outer surface and is used for being in contact with the side part of the oil tank after the oil tank is placed on the supporting plate is arranged on the inner side wall of the front side baffle plate; the inner side wall of the door plate is provided with a mounting seat which is arranged opposite to the clamping seat and has an arc-shaped outer surface, the arc-shaped surface of the mounting seat is uniformly provided with a plurality of horizontally arranged clamping springs, and one end, far away from the mounting seat, of each clamping spring is provided with an arc-shaped clamping plate which is used for being matched with the clamping seat under the driving of the clamping springs to clamp the oil tank. The oil tank can be prevented from shaking and toppling in the transportation process, so that the oil tank is prevented from being damaged, and safety accidents are avoided.

The utility model relates to the technical field of building materials, in particular to a laminboard convenient to install and apply, which comprises laminboard bodies, inserting grooves are fixedly arranged on the peripheral edges of the laminboard bodies, a connecting device is sleeved at the center of the four laminboard bodies, and four corners and the center of the connecting device are fixed through screws in a threaded manner. The connecting device comprises a cross-shaped connecting block, threaded holes are fixedly formed in the four corners and the center of the cross-shaped connecting block, inserting blocks are fixedly connected to the edges of the connecting device, and after the cross-shaped connecting block is fixed in a threaded mode, the laminboard body is inserted into the periphery of the cross-shaped connecting block to be fixed. The cross-shaped connecting block is used for inserting and sleeving, so that the sandwich board body and the cross-shaped connecting block can be tightly connected, other sandwich board bodies and the cross-shaped connecting block are spliced, and the installation is more convenient.

The utility model relates to the technical field of clean windows, and discloses a single-layer glass clean window which is characterized in that a centrally-arranged aluminum column is mounted on one side of a metal sandwich board wall, a clean window assembly is mounted on one side of the centrally-arranged aluminum column, and sealing assemblies are arranged between the centrally-arranged aluminum column and the metal sandwich board wall and between the centrally-arranged aluminum column and the clean window assembly respectively; the middle aluminum column is placed in the connecting component, the clamping groove in one side of the middle aluminum column abuts against the outer side of the first protrusion under the guidance of the first mounting groove, and then the mounting column is mounted on the other side of the middle aluminum column. A second protrusion on one side of the second hollow sealing strip abuts against a clamping groove in the other side of the middle aluminum column, then the window frame is installed on the outer side of the installation column, installation of the window frame and the metal sandwich board wall is completed, assembly of the window frame is facilitated, the sealing performance is guaranteed, the installation difficulty of the clean window is greatly lowered, and the installation efficiency is improved. And the installation efficiency of the clean window is ensured.

The application discloses a high-precision quick-switching continuous sandwich plate production line, which comprises a lower plate uncoiling and profiling system, an upper plate uncoiling and profiling system, an upper steel plate transition roller way, a double-track pressure curing machine, a lower roller way, a tracking cutting saw, a cooling bed, a stacking machine, a packing machine, a first mineral wool supply system and a second mineral wool supply system, and the core of the application is that the lower plate uncoiling and profiling system and the upper plate uncoiling and profiling system are installed by exchanging positions, the lower plate uncoiling and profiling system is arranged at the front end of the upper plate uncoiling and profiling system, and part of the upper steel plate transition roller way and the lower profiling machine transverse moving system are cancelled, so that the lower plate uncoiling and profiling system is not interfered by the upper steel plate transition roller way, the plate type can be directly switched by using a crown block to hoist and switch the roller frame assembly of the lower profiling machine, the step of moving the lower profiling machine out of the line to switch the specifications is omitted, the investment cost of the production line is greatly reduced, the use area of the workshop is saved, and the switching of the specifications is more accurate and quick.

The invention discloses a composite material grid foam sandwich non-dismantling formwork for cast-in-place concrete and an assembling method of the composite material grid foam sandwich non-dismantling formwork, and relates to the field of cast-in-place concrete building structure formworks. The manufacturing method of the non-dismantling formwork specifically comprises the following steps that firstly, a grid-shaped reinforced fiber material is soaked in resin and then vertically laid in an up-down layered mode; a preformed composite material grid fiberboard is obtained; the foam sandwich board is placed between the two composite material grid fiber boards, a C-shaped clamping groove is pre-buried in the axial direction of the section of one side of the foam sandwich board to form a concave section, the section of the other side of the foam sandwich board is prefabricated into a convex section capable of being inserted into the C-shaped clamping groove, and the composite material grid fiber foam sandwich board is obtained; and finally, the composite material grid fiber foam sandwich plate is placed in a vacuum device to be subjected to thermocuring treatment, and the composite material grid foam sandwich non-dismantling formwork is obtained. According to the composite material grid foam sandwich non-dismantling formwork for cast-in-place concrete, the composite material grid foam sandwich non-dismantling formwork is combined with the opposite-pulling assembly, and efficient forming and integration of a cast-in-place concrete member are achieved.

This invention belongs to the technical field of sheet metal processing equipment, specifically relating to a sandwich panel cutting device with multi-cylinder collaborative positioning. It includes a worktable and a base, with an adjustment device on the base and a cutting device mounted on the adjustment device. A vertical clamping device is located below the cutting device. The vertical clamping device includes a cylinder mounting plate, a first cylinder, a first pressure plate, a third pressure plate, a third cylinder, a second cylinder, and a second pressure plate. An elastic displacement detection component is embedded inside the first pressure plate, contacting the workpiece. Side clamping devices are located on both sides of the workpiece. This invention achieves stable clamping effects through the linkage of the multi-cylinder collaborative clamping structure and the elastic displacement detection component embedded in the pressure plate, combined with the displacement-force change curve to accurately determine the elastic characteristics of the sheet metal, dynamically matching and real-time adjusting the clamping force range, and combining local deformation-targeted fine-tuning logic. This results in stable clamping effects at multiple points in both the vertical direction and on the sides.

The invention discloses low-bubble-defect paving equipment and technology based on a carbon fiber sandwich panel, and relates to the field of panel paving, the low-bubble-defect paving equipment comprises an equipment body, the top of the equipment body is rotatably connected with a station rotating disc, and gear platforms are symmetrically and rotatably connected in inner cavities of the two sides of the station rotating disc; the right sides of the two ends of the equipment body are symmetrically and movably connected with first C-shaped rods, the left sides of the two ends of the equipment body are symmetrically and movably connected with second C-shaped rods, the tops of the first C-shaped rods are provided with clamping plates, and the tops of the second C-shaped rods are movably connected with movable frames. According to the low-bubble-defect paving equipment and technology based on the carbon fiber sandwich board, through the arrangement of the two gear platforms, paving can be conducted at one station, curing assistance can be conducted at the other station when paving work of the carbon fiber sandwich board is conducted, and therefore the laminating efficiency can be effectively improved, and the laminating quality is improved. Therefore, air holes during paving can be effectively removed, and the defects of finished products are reduced.