578results about "Moulding tools" patented technology

This invention discloses a sand core outer wall impregnation system for low-pressure casting, relating to the field of sand core impregnation technology. It includes a coating tank and a guide rail located above the coating tank. A conveying mechanism is mounted on the guide rail, and a boom is installed on the conveying mechanism. Two lifting claws for supporting the sand core are slidably mounted horizontally on the boom. The conveying mechanism includes two conveying platforms that slide with the guide rail. Each conveying platform has a take-up roller rotatably mounted on it, with steel cables wound around the take-up rollers. A flat plate is mounted at the bottom end of the two steel cables. The boom is connected to the flat plate and located below it. During the horizontal conveying of the sand core using this invention, the sand core with its opening facing upwards is vertically lifted downwards to a predetermined height, ensuring that the surface of the coating in the coating tank is flush with the upper surface of the sand core to be impregnated, thereby preventing the coating from entering the interior of the sand core.

The invention relates to sand core transfer auxiliary equipment which comprises an upper guide assembly, a lower guide assembly and a lower guide assembly. The lifting driving piece is arranged below the upper guide assembly; the vertical pressing piece is connected with the output end of the lifting driving piece; the upper ends of the cantilevers are limited by the horizontal guide channel to be in sliding fit in the horizontal direction, a set of inclined walls are symmetrically arranged in the middles of the cantilevers and are correspondingly matched with the two ends of the vertical pressing piece to form wedge-shaped mechanisms, and the lower ends of the cantilevers are each connected with a horizontal clamping piece. The vertical positioning part is matched with the bottom end face of the to-be-clamped object to prevent circumferential rotation; the sliding guide part is in sliding fit with the horizontal clamping piece in the horizontal direction; the two horizontal clamping pieces are oppositely arranged, clamping faces matched with the outline of a to-be-clamped object are formed on the adjacent sides of the two horizontal clamping pieces, and the two clamping faces are used for wrapping and attaching the outer wall of the to-be-clamped object, so that the to-be-clamped object is evenly stressed. According to the sand core transfer device, stability and integrity in the sand core transfer process are guaranteed, and operation convenience and transfer efficiency are improved.

A casting mould for producing a casting formed from a light metal alloy, in particular a housing for an electric drive for a motor vehicle. The casting mould advantageously has at least one sand core which is designed and arranged in the casting mould in such a way that the at least at least one sand core can be completely surrounded, at least in sections, in a circumferential direction by a light metal melt with which the casting mould is filled to form the casting. It is advantageous to be able to produce a casting in which, for example, a cooling channel is incorporated. It is not necessary to drill a hole to form a channel. Furthermore, the invention relates to a process for manufacturing a casting made of a light metal alloy, in particular a housing for an electric drive for a motor vehicle.

The invention discloses a core shooting mold provided with a jacking demolding structure and used for metal casting, and relates to the technical field of core shooting molds. The core shooting mold comprises a machine body, a pressing plate is connected to the upper side of the machine body in a nested mode, an upper mold core is fixedly connected to the lower surface of the pressing plate, and a lower mold body is fixedly connected to the lower side of the machine body; and a swing mechanism capable of driving the oil storage box to uniformly spray oil to the inner cavity of the lower die body is arranged between the side of the oil storage box and the lower die body. According to the core shooting mold provided with the jacking demolding structure and used for metal casting, the pressing plate drives the upper mold core to move through the hydraulic device arranged on the machine body, so that the upper mold core is in butt joint with the lower mold body, the mold pressing operation is completed, and meanwhile when the pressing plate moves downwards, the swinging mechanism is driven to operate; and when the pressing plate moves upwards to reset, the adjusting mechanism can be driven to move, so that the ejector rod moves upwards, and a workpiece can be better demoulded under the action of the ejector rod.

The utility model belongs to the technical field of casting mold manufacturing, and discloses a transfer mechanism, a riser feeding system and a casting production line. The transfer mechanism comprises a transfer device, the transfer device comprises a plurality of clamping assemblies arranged in a rectangular array, the distance between every two adjacent clamping assemblies can be adjusted, each clamping assembly comprises a plurality of clamping jaws with different lengths, and the clamping jaws with different lengths can clamp riser materials with different sizes respectively. The transfer mechanism can be suitable for riser materials of various sizes, the flexibility is improved, the application range is expanded, transfer of multiple riser materials at a time can be achieved, and the riser material transfer efficiency is effectively improved.

The invention relates to the technical field of die-casting, and discloses die-casting equipment for aluminum non-stick pan machining, which comprises a [-shaped frame, a sliding rail is fixed below the [-shaped frame, an overturning assembly is slidably connected to the sliding rail, a die-casting die is fixed to the overturning assembly, a servo hydraulic cylinder is fixed to the upper end of the [-shaped frame, and the servo hydraulic cylinder is fixed to the lower end of the [-shaped frame. A servo hydraulic cylinder is fixed to one side of the U-shaped frame, a die-casting head is fixed to a piston rod of the servo hydraulic cylinder, a connecting plate is fixed to the overturning assembly, an electric push rod is fixed to one side of the U-shaped frame, a piston rod of the electric push rod is elastically connected with the connecting plate through a first spring, and a first abutting wedge block is fixed to the piston rod of the electric push rod. The die-casting die can be reversed through the overturning assembly, impurities can fall off under the influence of the gravity of the impurities, meanwhile, when the first cleaning block and the second cleaning block rotate to work, sweeps and residual release agents on the inner wall of the forming cavity can be cleaned conveniently, and the cleaning effect and the workpiece machining quality are improved.

The invention relates to the technical field of aluminum alloy machining, and discloses an aluminum alloy die-casting precision forming device which comprises a base body and a die-casting forming die fixed to the middle of the top of the base body and further comprises a mounting frame fixed to the upper portion of the base body, and aluminum alloy die-casting equipment is mounted on the surface of the mounting frame. A box body is fixed on the front side of the base body; the device has the cleaning function, aluminum alloy coagulum dripping on the base can be automatically scraped and cleaned, the manual cleaning time is shortened, the labor intensity is reduced, the equipment maintenance cost is reduced, the aluminum alloy coagulum on the base can be timely cleaned through the automatic cleaning function, part damage caused by long-time accumulation is avoided, and the service life of the device is prolonged. In addition, the device further has a release agent spraying function, a release agent can be evenly sprayed on the surface of a precision forming mold, the demolding effect is improved, surface defects of die castings are reduced, and the practicability of the device is effectively improved.

The invention relates to the technical field of automatic spraying, in particular to a mechanical arm control method for release agent spraying, which comprises the following steps: acquiring a three-dimensional point cloud of a mold and segmenting the three-dimensional point cloud into different characteristic areas; generating an initial spraying track based on the feature region and a process database; in the spraying process, surface state parameters of all areas are monitored in real time, the real-time spraying quality deviation coefficient is calculated, the spraying quality of the current point position is judged accordingly, and mechanical arm movement or spraying parameters are compensated for unqualified point positions in real time; after spraying of a single area is completed, a uniformity variable coefficient is calculated based on film thickness distribution of the area, stage quality is judged, and a stage optimization strategy is implemented in subsequent spraying of similar areas for unqualified areas; and after spraying of the whole mold is completed, the overall spraying quality evaluation value is calculated, the overall quality is judged, and overall parameter optimization is conducted on the unqualified situation in the next spraying period. According to the invention, multi-level closed-loop optimization control from point location, area to global situation is realized.

The invention relates to the technical field of 3D printing, and discloses a sand mold 3D printing full-process automatic production line and a production method.The production line comprises a sand mold printing area, an auxiliary equipment area, a dip-coating detection area, a drying area and a plurality of transfer equipment, the sand mold printing area comprises a plurality of sand mold 3D printing equipment, and each sand mold 3D printing equipment comprises a printing work box; a sand mold printed by the sand mold 3D printing equipment is contained in the printing work box. The sand mold 3D printing process can be unified, the product quality and the production efficiency can be improved, and the labor cost is reduced. According to the production line, full-automatic control is adopted, the whole production line is provided with transfer equipment for transferring sand molds, unattended operation can be achieved, the production efficiency is higher, manpower consumption is lower, the production line is provided with a visual inspection station for detecting defects of the sand molds subjected to paint dip-coating, unqualified sand molds are prevented from flowing out, and the production efficiency of the produced sand molds is greatly improved from the beginning of design to the completion of pouring. And the whole process can be traced.

The invention discloses equipment and a process for producing a cast aluminum-magnesium alloy, and relates to the technical field of metal material casting, the equipment comprises a smelting unit, a casting unit and a demolding unit; according to the smelting unit, the alloy purity is improved through a resistance-type smelting furnace capable of accurately controlling the temperature, a rotary blowing device capable of efficiently degassing and the like; the casting unit optimizes the casting quality by using a magnetorheological fluid coating mold and an electromagnetic regulation and control device; the demolding unit reduces casting damage by means of multiple cooperative demolding means; the process comprises the steps of raw material pretreatment, precise smelting, precise casting, reasonable demolding and the like. By means of the means, the problems that in a traditional technology, gas purification is not thorough, the casting process is difficult to control, and parts are prone to being damaged during demolding are effectively solved, the functions of improving the quality of aluminum magnesium alloy castings, improving the production efficiency and reducing the rejection rate are achieved, and remarkable economic and technical benefits are achieved.

The present invention discloses a coated sand casting production line and process based on an intelligent casting island, and relates to the technical field of coated sand casting. The present invention discloses a coated sand casting production line and process based on an intelligent casting island, which can automatically clean the coated sand remaining in the mold. The coated sand casting production line based on the intelligent casting island includes a mounting frame, the mounting frame is fixedly connected to a symmetrically arranged casting mold, the mounting frame is slidably connected to a discharger, the discharger is slidably connected to a sand casting machine, and also includes symmetrically arranged fixed plates, the symmetrically arranged fixed plates are fixedly connected to the mounting frame, electric push rods are fixedly connected between the symmetrically arranged fixed plates, the telescopic ends of the electric push rods are fixedly connected to sliding plates, the mounting frame is fixedly connected to a pressurizer, and the sliding plate is slidably connected to an air jet plate. When each sand casting is completed, the air jet pipe moves back and forth to spray air to clean the inner wall of the casting mold, so as to avoid the residual coated sand in the casting mold affecting the quality of the sand mold for subsequent casting.

The invention relates to the technical field of casting of iron castings, in particular to a casting method of a nodular iron casting, which comprises a workbench, a lower die holder is arranged at the top of the workbench, an upper die holder matched with the lower die holder is arranged above the lower die holder, and an air cylinder for pushing the upper die holder to move is arranged at the top of the upper die holder; and the operating mechanism comprises an electric sliding rail frame, the electric sliding rail frame is fixedly connected to the top of the workbench, and an electric sliding block capable of sliding left and right on the outer side of the electric sliding rail frame is arranged on the outer side of the electric sliding rail frame. Before a nodular iron casting is poured, dust and impurities in the inner wall of the upper mold base and the inner wall of the lower mold base can be cleaned at the same time, cleanliness in the mold is guaranteed, a release agent can be evenly sprayed into the mold through the cleaning assembly, the release agent can form a layer of film on the surface of the mold, and the mold is prevented from being damaged. And the product is prevented from being adhered to the mold in the forming process, so that the product can be smoothly demolded.

The invention relates to an intelligent sand mold spraying process method and system, and belongs to the technical field of mechanical manufacturing automation. Functions are achieved by integrating a six-axis spraying robot, a visual positioning system, a special pit spraying device and an automatic conveying module, and the method specifically comprises the steps that a sand mold workpiece is conveyed to a work station, and a code scanning device recognizes workpiece information and calls a pre-stored digital model; a robot tail end vision device scans the workpiece to generate a dynamic deviation rectifying track, and a paint conveying and mixing system is combined to mix paint to complete cavity surface spraying; for a pit area, a Z-axis mechanical arm is adopted to drive a spray gun to revolve and rotate around the axis, and precise coating in a narrow space is achieved in cooperation with micro-motion telescopic adjustment; and after spraying, the ignition device quickly dries, and the isolation device ensures that the spray gun and flame are safely interlocked. According to the scheme, the coating uniformity and the pit coverage degree are remarkably improved, meanwhile, manual intervention and potential safety hazards are reduced, and the industrial bottlenecks that in traditional spraying, quality fluctuation is large, and special-shaped structures are difficult to treat are solved.

The present invention discloses a forming method for a complex component of a titanium-aluminum alloy, comprising the following steps: fabricating a graphite shell mold and a graphite pouring cup; respectively coating a high-temperature resistant ceramic coating on the inner cavity surfaces of the graphite shell mold and the graphite pouring cup; performing vacuum degassing treatment on the graphite shell mold and the graphite pouring cup; placing the titanium-aluminum alloy material into the graphite pouring cup above the graphite shell mold; placing the graphite shell mold, the graphite pouring cup, and the titanium-aluminum alloy material in the graphite pouring cup as a whole into a crucible in a vacuum induction melting furnace for gas washing treatment; starting the vacuum induction melting furnace for heating, and during the heating process, accompanied by the pouring and filling of the titanium-aluminum alloy material; taking out the graphite shell mold, the graphite pouring cup, and the complex component that has been poured and filled in the graphite shell mold as a whole from the vacuum induction melting furnace and performing annealing treatment; taking out the titanium-aluminum alloy complex component from the graphite shell mold. The present invention solves the technical barriers of high melting point and poor fluidity of the titanium-aluminum alloy, improves the superheat degree of the titanium-aluminum alloy liquid, and shortens the pouring time.

The invention discloses a thin film sealing and attaching device in V-method casting, and relates to the technical field of V-method casting equipment. The device comprises a base, a travelling crane, a mounting plate, a template and a moving frame, the moving frame directly faces and is movably arranged on the mounting plate, a lifting mechanism for driving the moving frame to move relative to the mounting plate is arranged on the mounting plate, the mounting plate directly faces the moving frame and is fixedly connected with a heating mechanism, and a plurality of communicating ports are formed in the bottom of the moving frame at intervals; a plurality of communicating ports are formed in the template, an air suction channel communicating with the communicating ports is formed in the moving frame, an air suction pipe communicating with the air suction channel is fixedly connected to the moving frame, the embedded frame is slidably connected to the inner wall of the moving frame, an embedded groove is embedded in the template right facing the embedded frame, and an elastic assembly for pushing the sliding block to move towards the embedded groove is arranged on the moving frame. When the movable frame is attached to the template, the elastic assembly can push the embedding frame to move, so that the embedding frame is embedded into the embedding groove, a film is further fixed, and the sealing performance of film attachment is improved.

The invention discloses an automobile hub casting device which belongs to the technical field of hub casting and comprises a bottom plate and a shell arranged on the upper side of the bottom plate, a cavity is formed in the shell, a sealing plate is mounted at the position, corresponding to the cavity, of the lower end of the shell, and a piston cavity is formed in one side of a sealing block. A water outlet groove is further formed in the upper side of the sealing block, one end of the water outlet groove communicates with the interior of the storage air bag, and the other end of the water outlet groove communicates with the interior of the mold. Through the arranged piston plate, a release agent can be pushed into the mold through a storage air bag when a formed hub is not taken out, and when a worker knocks a sealing block, the release agent can flow along the outer wall of the formed hub through a gap generated by vibration, so that the release agent is adhered to the inner wall of the mold; and therefore, the release agent can be uniformly smeared in the mold.

The invention provides a dip-coating process for a sand core of a brake disc, which comprises the following steps: (1) preparing a water-based coating, and regulating the baume degree of the water-based coating to 28-30 degrees; and (2) the brake disc sand core is clamped through a mechanical assembly, the brake disc sand core is placed in the water-based paint in the step (1) at the inclination angle to be subjected to dip-coating, the angle of the brake disc sand core is adjusted for the first time after dip-coating, and then spin-drying and drying are sequentially conducted. By optimizing relevant parameters of the dip-coating process and regulating and controlling the baume degree of the water-based paint, the brake disc sand core does not have the appearance problems of paint dripping and stacking, paint flow marks and the like after being dip-coated and dried, meanwhile, the sand core does not need to be repaired, the product quality and the quality of a casting poured by a terminal client are guaranteed, the production efficiency is improved, and the production cost is reduced. And the production cost is reduced.

A leather cup cleaning machine relates to the technical field of cleaning equipment and comprises a rack. A leather cup conveying mechanism is installed on the rack and arranged in the X direction. A material separating mechanism is installed on the machine frame and comprises a first material separating baffle and a second material separating baffle, and the first material separating baffle and the second material separating baffle move to the position above the packing cup conveying mechanism in the Y direction in a reciprocating mode. A cleaning area used for cleaning the leather cups is formed between the first material separating baffle and the second material separating baffle, and at least one leather cup is placed in the cleaning area. A cleaning mechanism is installed on the machine frame and comprises at least one cleaning assembly, and the cleaning assemblies are vertically arranged above the leather cups and used for cleaning the leather cups located in the cleaning area. The residual gypsum on the inner wall of the leather cup can be removed, the labor intensity of operators is reduced, the automation degree is high, and the production efficiency is improved.

The utility model discloses sand mold flow coating equipment which comprises a bottom plate, a lifting machine, a movable platform, a fixed frame, two sliding mechanisms, a telescopic rod, an electric push rod, a linear reciprocating mechanism, a flow coating hose and a flow coating pump station, the lifting machine, the flow coating pump station and the fixed frame are respectively arranged on the bottom plate, and the movable platform is fixedly arranged on the lifting machine. The two sliding mechanisms are arranged on the fixed frame and the movable platform respectively, the two ends of the telescopic rod are connected with the two sliding mechanisms respectively, one end of the electric push rod is fixedly connected with one end of the telescopic rod, one end of the flow coating hose is communicated with the flow coating pump station, and the other end of the flow coating hose is fixedly connected with the movable end of the electric push rod. The linear reciprocating mechanism is arranged on the fixing frame and connected with one sliding mechanism. Therefore, the uniformity of the thickness of a coating layer can be effectively improved, it is guaranteed that all corners of the inner surface of the sand mold are evenly covered with the coating, meanwhile, manual intervention can be effectively reduced, and the flow coating efficiency is improved.

The invention relates to the technical field of casting forming devices, and discloses a low-pressure casting forming device for an ultra-high voltage GIS aluminum alloy conductor, which comprises an upper mold and a lower mold, the upper mold and the lower mold are attached to each other, a cavity is arranged between the upper mold and the lower mold, one side of the lower mold is provided with a material injection port, and the upper mold is provided with a plurality of groups of support tables; the supporting table is arranged according to the shape of an ultra-high voltage GIS aluminum alloy conductor, the supporting table is located in a key area of a casting, such as a casting connecting part and an area with a special shape, and an adjusting assembly is arranged on the supporting table; a coating assembly is arranged between the upper mold and the lower mold; the adjusting assembly is used for adjusting the local cooling effect according to the casting process. And the coating assembly is used for coating the surface of the lower mold. Compared with the prior art, precise control over cooling and forming in the ultra-high-voltage GIS aluminum alloy conductor low-pressure casting process is achieved, and the size precision and use reliability of castings are guaranteed.

The invention relates to the field of casting, and discloses an evanescent mode casting device for casting a motor shell. A quartz sand blasting mechanism; and the quartz sand blasting mechanism is arranged above the casting pool, and the quartz sand blasting mechanism is used for uniformly blasting sand and quartz sand into the casting pool and triggering air suction to enable the interior of the casting pool to be in a negative pressure state at the same time. The movement of the piston head causes the change of the internal volume of the piston pipe, gas is extracted from the negative pressure cavity through the exhaust pipe, so that the interior of the casting pool is in a negative pressure state, the one-way valve ensures that the gas can only enter the exhaust pipe from the negative pressure cavity, reverse flow is prevented, and the quartz sand blasting mechanism can uniformly blast sand into the casting pool. And air suction is triggered during sand blasting, so that the interior of the casting pool is in a negative pressure state, the sand blasting process and the negative pressure air exhaust process are synchronously carried out, and the finished product quality of motor shell casting is further improved.

This invention discloses a coating for sand casting of aluminum-lithium alloys and its preparation method. The coating comprises a surface layer in contact with the sand mold and a top layer in contact with the melt. The surface layer material is an alcohol-based zirconium oxide coating containing graphene, and the top layer coating is an alcohol-based boride coating containing titanium diboride and zirconium diboride. This invention effectively improves the coating density and heat transfer rate by doping graphene with metal boride nanoparticles. Using graphene, ceramic materials, and metal borides as aggregates and dopants effectively suppresses the burn-off of light elements such as Li, reducing subcutaneous pinholes and porosity defects in the casting. Using zirconium oxide powder as aggregate increases nucleation sites, effectively improving the quality of non-ferrous metal castings.

The application discloses a kind of ceramic core automatic wax filling systems, it is related to precision casting technical field, to solve one of the problems of ceramic core wax filling operation in prior art relies on manual, filling quality consistency is poor, production efficiency is low and waxing needle switching operation is complicated.The ceramic core automatic wax filling system of the present application includes waxing assembly, ceramic core loading tray assembly, wax melting and wax flow control assembly and loading tray displacement servo assembly;The waxing assembly is arranged in the side of the loading tray displacement servo assembly;The ceramic core loading tray assembly is arranged on the loading tray displacement servo assembly;The wax melting and wax flow control assembly is connected with the waxing assembly by pipeline;The loading tray displacement servo assembly is used to drive the ceramic core loading tray assembly to rotate and pitch.The present application can realize the automation of ceramic core wax filling process, improve the consistency of wax filling quality and production efficiency, and facilitate quick switching waxing needle.

The utility model relates to a heating device for a plurality of large iron molds and models with different cavities, and belongs to the field of machinery. The device comprises a movable trolley, a movable trolley track, a grabbing type manipulator mechanism and a fixed trolley heating furnace, the movable trolley is arranged on the movable trolley track, and the grabbing type manipulator mechanism grabs and moves an iron mold and a model from the movable trolley to a heating trolley of the fixed trolley heating furnace; the grabbing type manipulator mechanism comprises a moving trolley, a moving track frame, a moving trolley track, a lifting movable beam, a hydraulic cylinder, a mechanical gripper, a guide rod and a stand column, the moving trolley is arranged on the moving trolley track, and the moving track frame is arranged on the stand column; the moving trolley is provided with a hydraulic cylinder which ascends and descends synchronously, the hydraulic cylinder is connected with a lifting movable beam, the lifting movable beam is provided with four guide rods, and two mechanical grippers are installed on the bottom face of the lifting movable beam. The device is reliable in operation, convenient to install, low in maintenance cost, high in automation degree and smooth in technological process, and meets the use requirements.

The present disclosure relates to a camera arrangement (100) for measuring a movement of a person (150). The camera arrangement (100) comprises a camera (110) and is arranged to repeatedly determine at least one distance (120) between at least one area (160) on the person (150) and corresponding pixels in the camera (110) based on light (130) received from the at least one area (160). The camera arrangement (100) is adapted to receive different signal strengths between the corresponding pixels in the camera (110) and pixels in the vicinity of the corresponding pixels so that at least some of the corresponding pixels and the pixels in the vicinity of the corresponding pixels are neither over- nor underexposed. The camera arrangement (100) is adapted to base the determining of the at least one distance (120) on at least some of the corresponding pixels and the pixels in the vicinity of the corresponding pixels which are neither over- nor underexposed.

The invention relates to the technical field of lost foam casting, and particularly discloses a pouring device for gear box shell machining, which comprises a main body structure, a reversing structure and a mold fixing structure, the reversing structure is fixedly arranged on the main body structure, and the reversing structure is lifted and overturned through the main body structure; according to the full-automatic dip-coating machine, manual operation is replaced by mechanical linkage, reversing, overturning and downward pressing dip-coating of the lost foam are automatically completed, the manual overturning action is thoroughly replaced, the dip-coating efficiency of multiple die bodies in a single batch is improved, manpower and time are saved, the production efficiency is improved, the production cost is reduced, and the production efficiency is improved. Dip-coating surface omission or uneven coating thickness caused by different shapes of mold bodies and uneven manual force application damage caused by buoyancy influence are prevented, the device is adaptive to mold bodies and processes of multiple specifications, and the device can be compatible with evanescent molds of different sizes.

The invention relates to the technical field of aluminum product production, in particular to an aluminum product production mold capable of quickly demolding, which comprises a rack, a hydraulic cylinder is mounted at the upper end of the rack, a mold head is fixedly mounted at the output end of the hydraulic cylinder, a mold cavity is formed in the rack, a demolding frame is arranged in the mold cavity in a sliding fit manner, and a fixing column is fixedly connected to the rack. The fixed column is rotatably connected with the rotating frame, the rotating frame is rotatably connected with the transmission mechanism, the transmission mechanism is in threaded connection with the lubricating seat, the lubricating seat is fixedly connected with the blowing seat, and the lubricating seat is fixedly connected with the circulating seat. Under the driving of the transmission mechanism, the lubricating seat filled with the lubricant can rotate and move upwards, so that the mold head can be immersed in the lubricant in the lubricating seat, the friction force between an aluminum pot and the mold head is effectively reduced, and the demolding effect of the aluminum pot can be improved.

This invention provides a technology that improves the flexibility of layout in casting equipment related to mold forming. [Solution] The molding system comprises a mold-making machine that molds upper and lower molds and pushes the upper and lower molds onto a platen trolley located at the mold extrusion position among a plurality of transported platen trolleys, and a jacket covering device that covers the upper and lower molds on the platen trolley located at the mold extrusion position with a jacket.

The utility model discloses a pressure spraying device for prolonging the service life of a nodular cast iron pipe cold mold method pipe mold, which belongs to the field of centrifugal casting and comprises a stirring mechanism, a discharge port of the stirring mechanism is connected with a feed port of a high-pressure air type power mechanism, the power mechanism is provided with a high-pressure air inlet, and the bottom of the power mechanism is connected with a material pipe. The material pipe is connected with a rotatable spray head mechanism, the spray head mechanism comprises a fan-shaped nozzle connected with the material pipe, and the fan-shaped nozzle is further connected with a high-pressure air inlet of a power mechanism through an air pipe. According to the utility model, paint can be sprayed at the bell end of the cold-mold-method pipe mold in a casting gap, the paint is dried by virtue of waste heat of the pipe mold, and meanwhile, the nozzle can spray high-pressure air to purge the interior of the pipe mold, so that the service life is effectively prolonged.

Provided are a molding device for casting spheroidized steel plate and a preparation method thereof, comprising a spheroidized steel plate mold and a frameless core box for preparing the spheroidized steel plate mold; the frameless core box comprises a main body and a movable block, the main body is a box-shaped structure with an open upper end, a convex surface with the same shape as the spheroidized steel plate to be prepared is centrally formed on the inner bottom surface of the main body, the movable block is inserted into the main body in a head-to-tail manner and is attached to each inner side wall of the main body, a frame-type keel is centrally arranged in the main body, and after the frame-type keel is wrapped in the interior of the main body and solidified by refractory cement, a spheroidized steel plate mold with a pouring groove is formed. The frameless core box is designed, and the optimized spheroidized steel plate casting mold is prepared by means of the frameless core box, so that the production process of the spheroidized steel plate is optimized, the manual working time is reduced, the use of raw materials and production tooling is reduced, the production cost is reduced, the production efficiency is improved, and the output of the spheroidized steel plate can meet the needs of workshop production.