653results about How to "Guarantee molding quality" patented technology

The invention discloses a method for forming a honeycomb sandwich structure composite material by adopting an automatic fiber placement process, and relates to the field of composite materials. By optimizing the forming technical route of the honeycomb sandwich structure, skin pre-compaction and compaction and honeycomb sandwich curing forming are adopted for step-by-step layer laying forming and control, the shape of the honeycomb sandwich structure is maintained through a mold profile and a process cover plate, it is guaranteed that automatic fiber laying forming of a skin prepreg lamination part is achieved, and meanwhile the production efficiency is improved. The skin prepreg is fully compacted by applying sufficient compression roller forming pressure, and meanwhile, the problem of structural size deviation caused by crushing deformation of the honeycomb sandwich core under relatively high forming pressure is avoided, so that the forming quality of the sandwich structure is fully guaranteed.

The invention discloses a material head recycling device for plastic sealing strip extrusion, and relates to the technical field of plastic recycling. Comprising a recycling installation part, a discharging control part is installed on the recycling installation part, and a collecting part is installed on the recycling installation part; the collecting piece is used for collecting material heads; the discharge control piece is used for cooling the scraping material head; an extrusion guide piece is mounted on the collecting piece; the extrusion guide part is used for guiding and discharging an extruded material strip; a fragmentation control piece is mounted at the bottom of the collecting piece; according to the structure, the stub bar can be directly recycled and extruded again for use after being extruded once, so that the discharging quality is ensured, and meanwhile, the waste of the stub bar is avoided; the invention discloses a material head recycling device for plastic sealing strip extrusion, and aims to solve the problems that the existing material head recycling device for plastic sealing strip extrusion is inconvenient to mix, recycle and reuse material heads and particles in an extruder hopper, the material heads and the particles are recycled uniformly after being cut off, the material heads are wasted, and the economic cost is influenced by accumulation of a large number of material heads.

The steel wire forming process based on high-quality polishing comprises the steps that a steel wire passes through a high-quality polishing mold for many times at the speed of 12-15 m / min; the multi-time high-quality grinding die at least comprises a surface rough grinding bearing grinding wheel belt, a middle grinding bearing grinding wheel module and a fine grinding bearing grinding wheel belt module. The surface rough grinding bearing grinding wheel belt comprises a rough grinding belt with the roughness A wrapped on the surface; the moderate grinding bearing grinding wheel module comprises a group of surface moderate grinding bearing grinding wheel belts which are symmetrically arranged, and the surface is wrapped with a moderate grinding belt with the roughness being B; the surface of the fine grinding bearing grinding wheel belt module is provided with a fine grinding bearing grinding wheel belt, and the surface is wrapped with a fine grinding belt with the roughness being C; the steel wire is sequentially subjected to surface moderate grinding and multiple times of surface precise grinding to form a high-quality steel wire surface treatment process; and steel wire drawing forming is matched, and the high-quality steel wire forming method based on high-quality grinding is formed.

The invention relates to the technical field of hollow part production, and discloses a metal-plastic composite car lamp frame shell integrated injection molding device which comprises an injection molding machine, a movable mold and a fixed mold are installed in the injection molding machine, an external manipulator and an external cooling module are installed outside the injection molding machine, and two fixing holes are symmetrically formed in the outer surface of the movable mold; an injection molding assembly is arranged in the injection molding machine, the injection molding assembly comprises not less than two metal pipes and not less than four extension pipes, and in the cooling process, the metal pipes are cooled from inside to outside based on the physical characteristics of the metal pipes; by means of the cooling mode, the middle of the molding material is cooled and shrunk firstly, the situation that the outer layer is solidified firstly due to the fact that cooling is conducted from the outside to the inside of the cavity traditionally is changed, when the internal material is cooled and shrunk, limitation of the solidified outer layer material is avoided, and therefore the problem that cavities are generated due to inconsistent shrinkage is effectively prevented.

The invention provides a forming method of a combined profile structure. The forming method comprises the following steps that S1, primary rolling is conducted, specifically, a primary roller press gradually changes the section of a material belt into a circular tube shape through a pre-pressing roller and a plurality of sets of forming rollers; s2, external welding, wherein the two aligned side edges of the material belt are welded through a welding machine; s3, secondary rolling is conducted, specifically, a secondary rolling machine gradually rolls the section shape of the material belt from a circular tube shape to a flat square tube shape through a plurality of sets of shaping rollers and shape righting rollers; s5, cutting off: cutting off the material belt according to a preset length through a cutting machine; s6, laser welding is conducted, specifically, at least two strip-shaped reinforcing ribs are inserted into an inner hole of the cut-off material strip, the reinforcing ribs are arranged in parallel to the axial direction of the material strip, and the multiple reinforcing ribs are inserted into the flat square tubular structure at intervals in the left-right direction; and then the upper ends and the lower ends of the reinforcing ribs are welded to the upper side wall and the lower side wall of the flat square tubular structure correspondingly through a laser welding machine. The invention further provides a combined profile structure.

The invention relates to the technical field of punch forming, in particular to a secondary punch forming device based on an aluminum alloy handrail component and a using method thereof.The secondary punch forming device comprises a truss and a lifting plate installed on the truss, guide columns which are symmetrically arranged are installed on the lifting plate, and a supporting plate is arranged at the ends, away from the lifting plate, of the guide columns; the lower die is installed on the lifting plate, a fixing die is arranged in the lower die, a positioning assembly is arranged on the lower die and used for clamping a component, and a supporting assembly matched with the fixing die is further arranged on the lower die; the lifting stamping mechanism is arranged on the supporting plate, an upper die is connected to the lifting stamping mechanism, and a pressing plate is arranged on the upper die; according to the stamping device, different stamping strengths can be provided for a component through the upper die, and it is guaranteed that the component forming effect is optimal through secondary stamping forming.

The invention discloses automatic forging equipment for flange production based on robot conveying and a forging method, and relates to the technical field of automatic forging equipment, a heating furnace is arranged on one side of the automatic forging equipment, a conveying line is arranged at an outlet of the heating furnace, the automatic forging equipment is used for forging a workpiece, and a to-be-raised part of the workpiece is a sealing layer; the automatic forging equipment comprises a machine tool, a power device, a temperature adjusting device and a transfer device, the power device is connected with the machine tool, the transfer device is located between the machine tool and the conveying line, a working cavity is formed in the machine tool, a switching groove is formed in one side of the working cavity and communicated with the working cavity, and the temperature adjusting device is arranged in the switching groove. The workpiece is moved into the working cavity through the transfer device, the temperature adjusting device is arranged in the switching groove and can move into the working cavity, the workpiece is locally heated through the temperature adjusting device, the local plasticity is improved, and the forming quality is conveniently improved.

The invention discloses a liquid-filling forming method and a liquid-filling forming die for a metal sealing ring, and the liquid-filling forming die comprises a lower cushion plate, a lower cushion plate, a lower cushion plate and an upper cushion plate, the mold core is fixedly arranged at the top of the lower base plate and comprises a core seat and a core column, and a mold core cavity is formed in the top end of the core column; the lower die sleeves the bottom of the core column; the mold withdrawing assembly is arranged in the mold hole, and the top end of the mold withdrawing assembly penetrates through the core seat and extends to the lower mold; the upper backing plate is arranged above the die core, and the bottom surface of the upper backing plate is fixedly provided with a die punch corresponding to the die core cavity; the upper die is fixedly arranged on the bottom surface of the upper base plate and located on the periphery of the die punch; and the outer die sleeves the periphery of the upper die, and the top end of the outer die is connected with the upper base plate. The liquid medium is used for replacing a male die for expansion, the forming procedure is simplified, the machining efficiency is improved, and the surface quality of a formed part is high.

The invention discloses an ultrathin metal ring welding auxiliary device and method, and aims to overcome the defect that when an ultrathin metal cooling ring is welded, air inflation protection on the back face is poor, and air holes in a weld joint are caused. The device comprises a main gas-guide tube and a plug, a chuck and a pre-tightening piece which are movably arranged are installed on the main gas-guide tube, the pre-tightening piece abuts against the chuck, the plug is tightly matched with a ring hole in the ultrathin metal ring, the main gas-guide tube is communicated between the chuck and the plug, and a welding ring is pressed between the chuck and the end of the ring hole. According to the ultrathin metal ring welding auxiliary device, the inflation protection effect can be better achieved in the welding process, the penetration performance of single-face welding and double-face forming and the internal forming quality of a welding seam can be guaranteed, and welding seam air holes are reduced.

The invention relates to the field of photomultiplier tube processing, and discloses an antimony bead evaporation source quantitative founding device and method, the antimony bead evaporation source quantitative founding device comprises a founding tool and a vacuum system connected with a bell jar above the device, the founding tool is provided with a groove for accommodating antimony powder, and quantitative founding of antimony beads of different specifications is realized by controlling the volume of the antimony powder groove; the melting tool is used for heating antimony powder through a heating part at the bottom of the melting tool; the exterior of the melting tool is evenly wound with a nickel wire, and the invention further discloses an antimony bead evaporation source quantitative melting method which comprises the following steps that S1, the nickel wire is wound and fixed, specifically, the purified nickel wire is evenly wound on the melting tool, and the nickel wire is fixed to the middle position of an antimony powder groove through a wire groove. The antimony powder is degassed and purified in a high-vacuum state, the antimony beads are molten in a high-purity argon atmosphere, the purity of an antimony bead evaporation source is guaranteed, in addition, the antimony powder quantitative loading tool is adopted, and the antimony beads are produced in batches with high specification consistency.

The invention relates to a wedge plate of a formwork easy-to-disassemble structure and a using method thereof.The wedge plate structurally comprises a body, the bottom face and the top face of the body are parallel to each other, one side of the body is an edge rib face, the other side of the body is a wedge face, the edge rib face is perpendicular to the bottom face, and the included angle between the wedge face and the bottom face is an acute angle. A plurality of connecting holes are formed in the side rib face in the length direction of the body, smooth holes are formed in the two ends of the body respectively, the smooth holes and the adjacent connecting holes are separated through interval ribs, every two adjacent connecting holes are separated through interval ribs, the smooth holes are opened in the end face of the body, a connecting hook is arranged at one end of the body, and a connecting ridge corresponding to the connecting hook is arranged at the other end of the body. The connecting hook extends out of the end face in the length direction of the body, the connecting ridge is located in the smooth hole, and the connecting hook and the connecting ridge form a positioning meshing structure. The wedge plate can quickly form an easy-to-disassemble structure, can be applied to various template structures, is good in universality, can be used as a standard part for batch production, and is low in production and use cost.

The invention discloses a machining method of a split casing. The machining method comprises the following steps that (1) components are machined; 2) welding a support plate; 3) welding a horizontal flange; (4) the insert and the boss are welded; (5) linear cutting; (6) partition plate welding; (7) machining; and 8) spraying. According to the machining method, the forming quality of the split brake is ensured, and the machining qualification rate is greatly increased.

The utility model relates to the technical field of laser additive manufacturing, in particular to an automatic soft scraper replacing device for a selective laser melting additive manufacturing system, which comprises a scraper holder capable of moving along a guide rail to a preset position; the soft scraper storage part is used for providing a new soft scraper and storing an old soft scraper, the soft scraper storage part is provided with a storage opening and an outlet, and the outlet of the soft scraper storage part is provided with a cutting part. According to the utility model, the function of automatically replacing the scraper of the selective laser melting equipment is realized, and a series of adverse effects of changing the atmosphere environment in the forming bin, polluting metal powder, reducing the forming quality of parts and the like during the traditional scraper replacement operation are eliminated. According to the method for automatically replacing the scraper, the scraper replacement efficiency is greatly improved, a large amount of time is saved, and the difficulty of manual operation is reduced. The production efficiency of selective laser melting equipment is improved, the production process is accelerated, and meanwhile the printing quality of parts is improved.

The invention belongs to the technical field of carbon aerogel, and particularly relates to phenolic resin-based carbon aerogel and a preparation method thereof.The preparation method comprises the following steps that 1, phenolic resin is prepared, specifically, a phenolic compound and an aldehyde compound are added into a reaction kettle for a reaction, a catalyst is added for continuous stirring, the heating temperature and stirring time of the reaction kettle are controlled, and phenolic resin is prepared; phenolic resin is obtained; 2, phenolic resin treatment: taking out the prepared phenolic resin, adding an organic solvent, and stirring to prepare a phenolic resin solution; step 3, gel preparation: putting the mixed solution into a reaction kettle, adding an organic solvent, continuously heating, then stopping heating, and cooling a high-pressure kettle to obtain organic aerogel; step 4, gel treatment: activating the organic carbon material to form a carbon aerogel precursor, and activating and cleaning the surface by adopting a normal pressure plasma technology; the organic aerogel is added into a cracking furnace, protective gas is added, the cracking furnace is heated, heat preservation is conducted, cooling is conducted, and the carbon aerogel is obtained.The newly-prepared phenolic resin is adopted, it is avoided that the quality of the phenolic resin is affected by long-time storage, the organic matter is added, and the carbon aerogel is prepared by carbonizing the organic matter after activating treatment; therefore, the forming quality of the carbon aerogel is guaranteed.

The invention relates to the field of plastic film processing, in particular to a plastic film as well as processing equipment and a processing method thereof. Comprising a top barrel for loading materials, two discharging pipes are fixedly connected to the lower portion of the top barrel, a dispersing barrel is fixedly connected to the lower portions of the two discharging pipes, a forming frame is fixedly connected to the lower portion of the dispersing barrel, an auxiliary material hole is fixedly connected to one side face of the forming frame, and a material conveying shaft for adding the materials into the auxiliary material hole is rotationally connected to the forming frame. The technology comprises the following steps that firstly, plastic film processing raw materials are added into a top barrel to be mixed and heated; secondly, the net-shaped coiled material is conveyed and continuously discharged; 3, the heated materials are pushed to be discharged and coated with a net-shaped coiled material for plastic film forming; and fourthly, the formed plastic film is cooled, guided and then wound. The plastic film comprises a net-shaped coiled material and an outer coating layer formed on the outer side of the net-shaped coiled material. And the plastic film with a net-shaped coiled material arranged in the middle for enhancing the use convenience can be processed.

The utility model provides an automobile metal part stamping ejection mechanism, which relates to the technical field of ejection mechanisms, and comprises a lower die mechanism, the top of the lower die mechanism is fixedly connected with an upper die mechanism, the lower die mechanism comprises a bottom plate, the top of the bottom plate is fixedly provided with a first sliding rail, and the outer surface wall of the first sliding rail is sleeved with two sliding blocks in a sliding manner. According to the utility model, under the interaction of all the components of the lower die mechanism, stable ejection of formed parts can be realized, so that damage or deformation caused by improper ejection during ejection of the automobile parts is effectively avoided, and the impact force during ejection is reduced by the reset spring and the jacking spring, so that the product quality is improved. According to the ejection mechanism, deformation of the automobile parts due to instant impact is prevented, an operator can flexibly adjust the extension length of the ejection screw, the ejection mechanism can adapt to the parts of different shapes and sizes, it is guaranteed that the parts are evenly stressed in the ejection process, and the ejection quality is further improved.

The utility model discloses a plasma arc welding tool which comprises an operation table, an argon filling strip and a base plate, and an inflation hole is formed in the operation table. The argon filling strip is installed on the top face of the operation table, an argon filling groove extending in the longitudinal direction is formed by the argon filling strip, an opening of the argon filling groove faces upwards to form a welded junction, and a first partition plate is arranged in the argon filling groove and divides the argon filling groove into an upper gas storage chamber and a lower gas inlet chamber. A vent hole for communicating the gas storage chamber with the gas inlet chamber is formed in the first partition plate, and a gas inlet hole communicated with the gas filling hole is formed in the bottom of the argon filling strip; the gas inlet hole is used for filling argon into the gas inlet chamber; the two base plates are both placed on the operation table and located on the two sides, in the transverse direction, of the argon filling strip correspondingly, and the two base plates are used for containing two to-be-welded parts correspondingly so that the two to-be-welded parts can be in butt joint at a welding opening. And the first partition plate plays a role in buffering argon filled into the gas inlet chamber, so that the argon is more uniformly distributed in the gas storage chamber, the protection effect of the argon on a welding seam is better, and the forming quality of the welding seam is ensured.

The utility model discloses a magnetic stripe forming mechanism which comprises a forming die, and a forming cavity is formed in the inner side of the forming die. The forming device further comprises a pre-forming mechanism, the pre-forming mechanism comprises a magnetic strip inlet formed in one side of the upper end of the forming mold and a third air cylinder arranged on one side of the forming mold, and the output end of the third air cylinder is provided with a profiling push block corresponding to and matched with the magnetic strip inlet. The profiling push block is used for pushing the magnetic strip into the forming cavity, so that the magnetic strip is curled into a ring shape under the limitation of the cambered surface of the inner wall of the forming cavity during pushing; and the extrusion component is arranged above the forming die. According to the magnetic stripe forming mechanism, manual forming can be replaced through mutual cooperation of the second air cylinder, the third air cylinder, the connecting plate, the profiling push block, the magnetic stripe inlet, the forming pressing head and the forming mold, the forming quality is guaranteed, the forming failure rate is reduced, automatic production is conducted directly through the air cylinders, and the magnetic stripe forming mechanism is rapid, economical and efficient.

The invention relates to a desktop thermal printer upper shell mold, which comprises a mold base, a mold core, a mold core, a mold core, a mold core, a mold core, a mold core, a mold core and a mold core, and is characterized in that the mold base is provided with a sprue gate; the forming system is arranged in the containing cavity, a forming cavity is formed in the forming system, and a flow guide pipe is connected between the forming cavity and the sprue gate; the input end of the cooling system penetrates into one side wall of the mold base, and the output end of the cooling system penetrates out of the other opposite side wall of the mold base; wherein the side wall of the mold base is connected with a mold temperature controller, and the mold temperature controller is communicated with the sprue gate. According to the upper shell mold of the desktop thermal printer, the formed upper shell is uniformly cooled through the cooling system, demolding can be rapidly conducted after the paper bin is cooled and hardened, and the forming machining efficiency of the upper shell is improved; in addition, the temperature of the molten plastic entering the forming cavity is controlled through the mold temperature controller, so that the surface of the formed upper shell is heated more uniformly, and the forming quality of the upper shell is guaranteed.

The invention provides an automatic bolt cold heading device and technology, and relates to the technical field of bolt machining, the automatic bolt cold heading device comprises a supporting seat, a supporting frame and a conveyor, the top of the supporting seat is in bolted connection with a feeding frame, a sliding groove is formed in the top of the feeding frame, and the top of the feeding frame is in sliding connection with a sliding induction plate; a sliding induction plate is installed at the bottom of the feeding frame, infrared scanning devices are installed on one side of the bottom of the sliding induction plate, feeding openings are formed in the middle of the front face of the feeding frame, and the number and the position of the feeding openings correspond to those of the infrared scanning devices. Manual intervention is greatly reduced, the production efficiency is improved, the labor intensity is reduced, the width detection unit can accurately measure the width of the bolt raw material, the telescopic air cylinder adjusts the clamping force according to the width, it is ensured that the bolt raw material is effectively clamped by the conveying grinding wheel, and the feeding precision is improved.

The invention relates to the field of ring forging, and discloses a large-size ring forging forming device which comprises a bottom plate and an annular forging, a ring rolling control mechanism is arranged on the front side of the upper surface of the bottom plate, a ring rolling mechanism is arranged on the rear side of the upper surface of the bottom plate, and the ring rolling mechanism comprises a mounting base fixed to the upper surface of the bottom plate; three extending plates are evenly arranged on the periphery of the surface of the side, close to the ring rolling control mechanism, of the mounting base, a fixing bolt is arranged in the center of the surface of the ring rolling mechanism, two rail rods are symmetrically arranged between each extending plate and the fixing bolt, and sliding blocks are slidably mounted on the surfaces of the two rail rods in the same group. Rollers are rotationally installed on the surfaces of the sliding blocks, sliding sleeves are slidably installed on the surfaces of the fixing bolts, synchronous extrusion and external expansion are conducted on the ring piece through the three rollers capable of synchronously moving, the ring piece is driven to rotate at a high speed, it is guaranteed that the ring piece is evenly stressed in the machining process, the problems of eccentricity or insufficient roundness and the like are solved, and the forming quality is guaranteed.

The invention discloses a full-automatic production line of a cold pilger mill, and relates to the technical field of cold pilger mills, the full-automatic production line of the cold pilger mill comprises a rack, the top of the rack is connected with a rolling mill assembly, an adjusting assembly assembled in the rolling mill assembly and a polishing assembly installed at the top of the rack, and the rolling mill assembly comprises a driving part installed at the top of the rack; the driving part is connected with a sliding part through a pushing part, the inner wall of the rack is fixedly connected with a limiting part, the periphery of the sliding part is connected with the rack through a connecting part, and in order to adapt to capillary tubes of different sizes, the distance between the rollers is adjusted through a servo motor, precise rolling is ensured, and the servo motor drives a gear and a rotating disc to drive a mounting frame and the rollers to move; rapid adjustment of the distance between the rollers is achieved, rolling requirements of tubular billets with certain specifications and different sizes are met, production flexibility is improved, when the rotating disc rotates, the telescopic rod and the rotating disc drive the lifting frame and the rotating rollers to move, it is guaranteed that rolled pipe fittings are located in the center all the time, slight shaking and bending are prevented, and the forming quality of the pipe fittings is guaranteed.

The present invention relates to the technical field of wheel rim production, and in particular to a type of steel wheel rim welding and forming equipment, comprising a base, a conveying mechanism for conveying a plurality of rolled steel cylinders in sequence is provided on the rear side of the base, a locking mechanism for positioning and locking a single steel cylinder is provided on the front side of the base, the conveying mechanism comprises a feed trough frame fixedly connected to the rear side of the base through a plurality of array-distributed legs, an intermittent feed assembly for intermittently conveying the steel cylinders therein to the locking mechanism is provided on the rear side of the feed trough frame, a slide frame is fixedly connected to the rear end of the feed trough frame, the conveying mechanism and the locking mechanism adopted in the present invention are used in combination, and can automatically complete the single-body conveying of the steel cylinder, the tightening of the steel cylinder, and the alignment of the welding seam of the steel cylinder with the laser welding gun head, the finished steel cylinder has a uniform diameter, and while ensuring the forming quality of the steel cylinder, the forming efficiency can be significantly improved, the steel cylinder forming cycle can be effectively shortened, and the high-precision production of wheel hubs is greatly promoted.

The invention relates to the field of pipe fitting production, in particular to a three-way pipe fitting production mold which comprises a lower mold set and an upper mold set, injection molding cavities are formed in the lower mold set and the upper mold set, a lifting assembly used for discharging is arranged in the lower mold set, a plurality of ejector rods are arranged in the injection molding cavities of the lower mold set, cavities are formed in the ejector rods, and the lower mold set and the upper mold set are arranged in the cavities. A liquid inlet end and a liquid outlet end are arranged at one end of the ejector rod, and a material conveying assembly matched with the liquid inlet end and the liquid outlet end is mounted at one end of the ejector rod; through the unique internal linkage cooling and demolding design, the problems of slow cooling forming and low machining efficiency of a traditional technology are effectively solved, in the mold, the ejector rod is matched with the spraying assembly, the ejector rod can synchronously conduct cooling liquid circulation cooling in the mold action process, the inner wall of the three-way pipe can be rapidly and evenly cooled, and the machining efficiency is improved. The problems that in a traditional technology, only surface water spraying is conducted, so that cooling lag of the inner wall is caused, and existing equipment is low in cooling forming speed and low in machining efficiency when used for producing the three-way pipe are solved.

The utility model discloses a closed inner mold which comprises a first side lower mold and a second side lower mold, the first side lower mold can be folded or unfolded on the second side lower mold along a set track, and the closed inner mold further comprises a locking mechanism capable of fixing the first side lower mold and the second side lower mold. The locking mechanism comprises a fixing part and a clamping part, the fixing part is rigidly connected to the first side lower die, the first end of the clamping part is rotationally connected with the second side lower die, and the second end of the clamping part is detachably clamped to the fixing part. The box girder inner mold is applied to the field of box girder inner molds, the first side lower mold and the second side lower mold can be conveniently fixed and separated, the construction efficiency can be greatly improved, and the labor intensity of constructors can be effectively reduced.

The utility model provides an assembly type building laminated slab inter-strip unsupported connecting node which comprises two laminated slabs provided with a plurality of reserved bolt holes and a plurality of bolts matched with the reserved bolt holes in a threaded mode, the two laminated slabs are arranged in parallel in a spaced mode in the width direction of the laminated slabs, the two laminated slabs are connected through a formwork, and the formwork is connected with the two laminated slabs in a threaded mode. The formwork is located below the two laminated slabs and tightly attached to the lower surfaces of the two laminated slabs, the formwork extends in the length direction of the laminated slabs, a plurality of battens used for supporting the formwork are arranged below the formwork, the battens are arranged in the length direction of the laminated slabs at intervals, and the battens are arranged in the length direction of the laminated slabs. Supporting gaskets used for supporting the battens are arranged below the battens, the supporting gaskets are fixedly connected with reserved bolt holes in the laminated slab in a threaded mode through bolts, the reserved bolt holes are formed in the length direction of the laminated slab at intervals, the bolts correspond to the reserved bolt holes in a one-to-one mode, open holes allowing the bolts to penetrate through are formed in the formwork, and the formwork is provided with a plurality of through holes. Slab strip concrete is poured between the two laminated slabs.

The invention discloses an aluminum profile manufacturing process and device, and belongs to the field of aluminum material recycling and manufacturing. An aluminum profile manufacturing device comprises an equipment frame, and further comprises a hot melting assembly, a hot pressing assembly and a hot pressing assembly, the hot melting assembly is installed on the equipment frame, and the hot melting assembly is used for heating and melting recycled aluminum metal; the casting assembly is mounted on the equipment frame, and the casting assembly is used for casting and shaping the molten metal; the bubble discharging mechanism is arranged on the equipment frame, and the bubble discharging mechanism is used for discharging bubbles contained in the molten metal; and the cooling mechanism is arranged on the equipment frame, and the cooling mechanism is used for rapidly cooling and shaping the molten metal. Through rotation of the hot melting tank, aluminum metal in the hot melting tank rolls over and then makes uniform contact with heat transferred into the hot melting tank, and the hot melting effect is effectively improved; and the upper die and the lower die are arranged in a matched mode, so that remanufacturing of recycled aluminum metal materials is completed, and the energy-saving effect is effectively improved.

The invention discloses a hopper mechanism and a glass product production device, and relates to the technical field of glass production. The hopper mechanism comprises a shell and a discharging hopper. The discharging hopper is arranged in the shell, a receding opening is formed in the bottom of the shell, the discharging hopper is provided with a discharging nozzle, the discharging nozzle comprises a heat preservation section and an exposed section which are connected with each other, the heat preservation section is arranged in the receding opening, the exposed section extends out of the receding opening, and the height of the exposed section ranges from 20 mm to 50 mm. Compared with the prior art, the hopper mechanism provided by the invention has the advantages that the heat preservation section arranged in the abdicating opening and the exposed section extending out of the abdicating opening are adopted, so that the roll sticking risk in the calendering process and the folding mark defect after calendering can be effectively avoided, and the forming quality of glass is ensured.