366results about "Moulding machine components" patented technology

The sand mold 3D printer relates to the technical field of casting molding, and comprises a box body, a workbench is arranged in the box body, a moving avoiding mechanism is arranged at the top of the box body, and cleaning and material collecting mechanisms used for cleaning a printing head are arranged on the front side and the rear side of the workbench correspondingly. The sanding device and the printing head respectively adopt two mutually independent and vertical driving parts as power, after the sanding device performs unidirectional sanding, the printing head performs continuous printing from front to back, after printing, the printing head moves to the position of the rear cleaning and receiving mechanism for avoiding, and then the sanding device performs reverse sanding, so that the printing efficiency is improved. The printing head conducts reverse continuous printing from back to front, two-way sanding and two-way printing are achieved, the sanding device and the printing head are free of idle stroke, the printing efficiency is high, when the printing head conducts avoiding, the pressure driving assembly drives the automatic cleaning assembly to scrape and clean glue liquid and gravel remaining at the bottom of the printing head, and therefore the printing efficiency is improved. And the bottom of the scraping plate is cleaned through the cleaning mechanism.

The invention relates to the technical field of casting equipment, in particular to a casting device for pump valve casting production, which comprises a conveying rack, a mold frame mounted on the conveying rack, and a sand injection station, the sand injection station comprises a mounting frame, a sand discharging mechanism mounted on the mounting frame and a tamping mechanism for tamping molding sand. According to the casting device for pump valve casting production, by arranging the discharging mechanism, when a motor drives a discharging roller to discharge materials in a feeding hopper, a screening disc can be synchronously driven to move up and down, and discharged molding sand is screened; meanwhile, when the molding sand falls on the screen, the middle of the screen is raised, so that the molding sand is more uniformly distributed in the mold frame; and meanwhile, the materials in the mold frame are preliminarily hammered and tamped.

The utility model relates to the technical field of molding machines, and provides a cleaning device of a vertical molding machine for well lid machining. Comprising a vertical molding machine base body, a hydraulic cylinder fixedly mounted at the top of the vertical molding machine base body, an upper pressing plate fixedly mounted at the bottom end of the hydraulic cylinder, a lower pressing plate fixedly mounted on the vertical molding machine base body under the upper pressing plate, and a control panel fixedly mounted on one side of the vertical molding machine base body. By means of the technical scheme, the problems that in the prior art, the output end of a motor is used for transmission, a driving roller on a sweeping assembly in a bearing frame is driven to rotate, and under transmission of the driving roller, a transmission belt as well as a scraper and a sweeping brush on the outer surface of the transmission belt can be driven to move synchronously are solved; scraping plates can make contact with sand grains on the surfaces of the upper pressing plate and the lower pressing plate and effectively scrape the sand grains, meanwhile, cleaning brushes can further clean the surfaces of the upper pressing plate and the lower pressing plate where the sand grains are removed, and meanwhile the cleaned sand grains are swept into an excess material collecting box to be stored.

The utility model discloses a sand paving guide plate of binder sand blasting 3D printing equipment, which comprises a sand paving assembly, and the sand paving assembly comprises a support frame, a support cylinder, a support column, a support cross beam, a T-shaped groove, a T-shaped slide block and a sand outlet groove. According to the utility model, through the design of the V-shaped groove on the sand guide plate, sand can be more uniformly distributed and flows out through the sand outlet groove, so that the sand can be continuously and uniformly paved in the printing process, and the printing quality is improved; an output shaft is driven to rotate through a bidirectional synchronous motor, so that a gear is driven to move along a toothed plate, then an insertion plate is driven to slide in an insertion groove, the opening and closing number of sand outlet grooves is conveniently and accurately controlled through sliding of the insertion plate in the insertion groove, then the outflow amount of sand materials is controlled, and by controlling the outflow amount of the sand materials, according to the 3D printing requirement, the 3D printing efficiency is improved. And the sand paving thickness is adjusted in real time, and it is ensured that sand of each layer meets the preset requirement.

The present invention relates to the technical field of casting of automotive parts, and specifically to a casting sand mold forming device and method for automotive parts. An upper microporous plate and a lower microporous plate are arranged at intervals up and down in the air guiding flow channel. The lower microporous plate is located in the air guiding flow channel, and the upper microporous plate is pressed on the stepped surface communicating between the annular groove and the air guiding flow channel. The upper microporous plate and the lower microporous plate are connected by multiple groups of air pipes. The beneficial effects are as follows: By adding a pouring and ramming component to the existing casting process, multiple groups of sand injection channels can be used to selectively choose the sand injection position, and the sand injection position can be selected according to the characteristics of the model part to ensure complete filling of the small holes and grooves. At the same time, the air guiding flow channel is used to further carry out negative pressure air extraction on the sand mold after extrusion and compaction, reduce the gap between the sand bodies, improve the overall ramming strength, ensure the integrity of the sand mold after overall demolding, avoid collapse, and greatly improve the qualified rate.

The invention relates to the field of sand mold 3D printers, in particular to a 3D printer two-way sand paving device which comprises a sand conveying device, a vibration device, a main sand scraping plate, an auxiliary sand scraping plate and a sand discharging plate which are arranged on a sand paving device cross beam, the sand conveying device fills a sand storage bin with sand entering from a sand adding opening, and the main sand scraping plate and the sand discharging plate are arranged in a staggered mode. After sand falls from the sand storage bin, a sand stacking slope is formed between the sand discharging plate and the main sand scraping plate, the vibration device drives the sand storage bin, the main sand scraping plate and the auxiliary sand scraping plate to vibrate through vibration to achieve uniform sand paving, and a connecting assembly is arranged between the main sand scraping plate and the auxiliary sand scraping plate. According to the bidirectional sand paving printing device of the 3D printer, the structure is simple, cleaning is convenient, rapid bidirectional sand paving is achieved under the condition that one sand discharging opening is used, the sand paving efficiency is doubled compared with one-way sand paving, the sand surface is rapidly solidified in combination with the heating device, the overall printing speed is increased, and the printing efficiency is improved. And meanwhile, the situation that printed products are poor due to insufficient curing can be reduced, and the percent of pass of the printed products is comprehensively improved.

According to the environment-friendly high-effect multi-material composite additive manufacturing forming device, the X-direction sanding printing module and the X-direction shakeout printing module are arranged on the frame, sanding printing of each layer is achieved through movement of the Y-direction water-based spray head printing module and the X-direction sanding printing module in the two directions, and the production efficiency is improved. Opening and closing of the shakeout box and quantitative shakeout are achieved through vibration of the vibration motor and stretching and retracting of the movement air cylinder; a resin ink jet mechanism is arranged on the second cross beam through a Y-direction resin spray head module, a quantitative powder falling device is arranged on the third cross beam through a Y-direction quantitative shakeout module, an ultrasonic vibrator is arranged on the quantitative powder falling device, a negative-pressure sand suction device and a high-temperature laser head are arranged on the fourth cross beam through a Y-direction sand suction module, and resin printing forming of a local area is achieved; the low-temperature forming chamber is composed of a sand box embedded with a condensation pipe and a lifting system. According to the method, multi-material composite sand mold printing forming can be achieved through rapid identification and subdivision according to the slicing information, the part printing procedure is optimized, and the printing efficiency is improved.

The invention relates to the technical field of investment mold shell casting, in particular to an investment mold shell casting system which comprises a rack, a slurry barrel, a roasting furnace, a cooling barrel and a slag collecting barrel are sequentially installed on the rack in the clockwise direction, and multiple sets of regularly-distributed elastic striking rods are installed on the inner wall of the slag collecting barrel. A loading and unloading station is arranged at the position, corresponding to the position between the slurry barrel and the slag collecting barrel, of the machine frame, a casting frame is installed on the machine frame in a liftable mode, a transmission unit is arranged on the casting frame, and the transmission unit is in transmission connection with a rotating station frame capable of periodically rotating by 72 degrees and a rotatable transmission gear ring. The casting equipment has the beneficial effects that casting links such as ceramic slurry coating, roasting, cooling and slag collecting are integrated into the same equipment, and the orderly circulation of a parison among the links is realized through the slurry barrel, the roasting furnace, the cooling barrel and the slag collecting barrel which are sequentially arranged on the rack in the clockwise direction and the rotary station frame capable of periodically rotating.

The utility model relates to a through-type drawing device for a plurality of large iron molds with different cavities, and belongs to the field of machinery. The device comprises movable trolley tracks, a lifting travelling crane, a plurality of movable trolleys, a fixed iron mold and a model drawing separation mechanism, the movable trolleys are all arranged on the movable trolley tracks, the movable trolley tracks are arranged on the two sides of the fixed iron mold and the model drawing separation mechanism, the lifting travelling crane is arranged above the fixed iron mold and the model drawing separation mechanism, and the lifting travelling crane is arranged above the fixed iron mold and the model drawing separation mechanism. Two rails are installed on a base in the fixed iron mold and model drawing separation mechanism, drawing supports are fixed to the two sides of the rails, two lifting drawing hydraulic cylinders are installed in the upper plane of each drawing support, a plurality of clamping mechanisms are fixed to each drawing support, and two drawing beams are fixedly connected through two drawing supporting beams. The device is reasonable in structural design, convenient to install, reliable in operation, low in labor intensity, high in mechanization degree, good in drawing quality of an iron mold casting mold, smooth in technological process and capable of meeting use requirements.

The invention provides a casting molding core shooter, and relates to the technical field of core shooters. The casting molding core shooter comprises a base, a sand blasting box, a compressed air supply device, a negative pressure pump, a filter box, a mold closing driving device, a sliding table, an upper mold plate and six groups of lower mold boxes. According to the core shooter, automation of the whole working process of the core shooter is achieved through cooperation of rotation of the first motor and overturning driving, the mold closing driving device, the material ejecting structure, the discharging structure and the cleaning structure, the production efficiency is greatly improved, before and after the lower mold box is overturned, positioning is achieved through cooperation of positioning pins and positioning holes in the outer wall of the lower mold box, and the production efficiency is greatly improved. The lower mold box is kept still during mold closing and core shooting, material ejecting and cleaning, the running precision of equipment is improved, the cleaning station is arranged behind the discharging station, redundant sand in a mold closing surface and a cavity is cleaned up in the mode that compressed air is blown and then a negative pressure pump is used for sucking dust, the mold closing precision is improved, and the mold closing efficiency is improved. And meanwhile, pollution to the surrounding environment in the cleaning process is also avoided.

The application belongs to the field of core shooting machines, in particular to a kind of foundry coated sand core shooting machine, including frame, movable die assembly, fixed die assembly, sand shooting assembly, sand supply assembly, and the fixed die assembly includes upper die;The upper die and frame are in fixed connection;The upper die top is provided with sand inlet, and bottom is provided with forming chamber;The inner wall of the upper die is provided with exhaust air duct;The bottom of the exhaust air duct is provided with a plurality of first exhaust ports, and the first exhaust port is in communication with the forming chamber;Through the cooperation of first exhaust port, exhaust air duct and second exhaust port, the forming cavity of upper die and bottom die can be exhausted, to reduce the loosening of sand particles in the cavity caused by gas, improve the density and smoothness of the surface of the formed sand core, and at the same time, through the setting of the protrusion, the escape speed of the gas in the exhaust air duct can be accelerated, thereby ensuring the exhaust effect of the device.

The present application discloses a sand casting mold, belonging to the technical field of sand casting. The mold plate comprises a sand frame provided above the mold plate, and the four corners of the outer periphery of the sand frame are fixedly connected with positioning cylinders, a guide plate is provided below the mold plate, and a material guide frame is provided below the guide plate, and the material guide frame is inclined, a support rod is fixedly connected to the lower end surface of the guide plate, and the support rod passes through the material guide frame and is fixedly connected to the material guide frame, a plug rod is slidably connected to the lower part of the interior of the positioning cylinder, an adjustment block is fixedly connected to the outer wall of the plug rod, and a rigid spring is movably inserted inside the plug rod, and the material guide frame is provided below the mold plate, and during the compaction process of the clay sand inside the sand frame, the clay sand is discharged from one end of the material guide frame through the guide plate and the material guide frame, which is convenient for the staff to collect the overflowed clay sand, effectively controls the flow and collection of the clay sand, reduces the waste of clay sand and redundant cleaning work, and improves the material utilization rate.

The invention relates to the technical field of gear casting, in particular to efficient gear casting forming equipment which comprises a base and a molding sand cavity, the molding sand cavity is fixedly installed at the top of the base, a support is welded to the top of the base, a hydraulic machine is fixedly installed below the support, and an output shaft of the hydraulic machine is fixedly connected with a pressing frame. And a mold collecting cavity is fixedly installed below the pressing frame, and a sand pressing disc is rotationally installed on the outer side of the mold collecting cavity. Molding sand is stirred through the spiral stirring cylinder, the molding sand can be effectively and evenly distributed in the molding sand cavity, the problem that a sand core is loose after the sand pressing disc is pressed is solved, the sand core is crushed through rotation of the first tooth mold, the second tooth mold and the casting gear, and the situation that the next casting effect is affected by molding sand solidification is avoided; the spiral shifting cylinder is driven by the rotating shaft to revolve, compact molding sand is crushed, the molding sand in the molding sand cavity is mixed again in cooperation with rotation of the second tooth mold, and the utilization rate of the molding sand is increased.

The utility model relates to the technical field of precoated sand core shooters, and discloses a core shooter with a precoated sand recovery device, which comprises a bottom plate, the core shooter is fixedly mounted on the upper surface of the bottom plate; and the core box is arranged on the upper surface of the bottom plate. A third connecting rod and a second rotating rod are pushed inwards, the third connecting rod drives a second connecting rod to move downwards through a fixing block, the second connecting rod drives a first sliding block to slide on the inner wall of a first sliding hole, meanwhile, the second connecting rod drives a scraping plate to move downwards, and the scraping plate drives the second connecting rod to slide on the outer wall of a connecting plate through a blocking rod. A first rotating rod is rotated, a second rotating rod slides into the inner wall of a limiting hole, the first rotating rod can be blocked by a fixing ring, then an electric telescopic rod is started, the electric telescopic rod retracts, a first connecting rod is driven by a connecting block to slide on the inner wall of a sliding rail, and the stop rod and the scraper are driven to move on the upper surface of the core box; and the precoated sand on the core is scraped into the collecting hopper, so that the effect of scraping redundant precoated sand is achieved.

The utility model relates to a core shooter with a waste sand collecting device, which comprises a rack, a waste sand diversion trench and a waste sand collecting box, two ends of the waste sand diversion trench are provided with fixing plates, the fixing plates are provided with fixing holes, the bottom of the waste sand diversion trench is provided with a sand outlet, and the waste sand collecting box is provided with a sand outlet. The waste sand collecting box is located below the sand outlet and used for collecting waste sand falling from the sand outlet by the waste sand diversion trench, a sand inlet is formed in the front side of the waste sand diversion trench, and a sand outlet channel communicated with the sand inlet is formed in the back face of the rack. The waste sand diversion trench and the waste sand collecting box which are integrated are used for specially collecting waste sand, random dispersion of the waste sand in a working area is effectively avoided, dust pollution and suspended particles in air are greatly reduced, a cleaner and safer working environment is provided for operators, the health of workers is protected, and the occupational disease risk is reduced.

The invention relates to a 3D printing sand mold cleaning device which is characterized by comprising an automatic sand cleaning room, a roller shutter door arranged at an inlet of the sand cleaning room, an automatic transfer trolley used for bearing and transferring a sand mold, a sand cleaning mechanism, an air supply system and a control unit. The sand cleaning mechanism comprises a plurality of sand cleaning actuators and a driving mechanism used for driving the sand cleaning actuators to do linear movement independently. An automatic sensing device is arranged on each sand cleaning actuator and is used for detecting the distance between the automatic sensing device and the surface of the sand mold in real time in the moving process; the control unit is in signal connection with the driving mechanism, the automatic induction device and the air supply system. The invention further relates to a sand cleaning method for the 3D printing sand mold. According to the scheme, the problem that a traditional automatic sand cleaning device cannot treat sand molds with complex inner cavities, deep cavities or special-shaped structures can be solved.

The utility model relates to a three-dimensional jolt ramming table, and belongs to the field of mechanical equipment. The vibration device comprises a vibration steel frame, a chassis steel frame, a rubber spring and a vibration motor, and is structurally characterized by further comprising a countertop, an equal-height block and a spring cushion, the lower end of the equal-height block is arranged on the chassis steel frame, the countertop is arranged at the top of the vibration steel frame, and the spring cushion is arranged on the chassis steel frame. The upper end of the equal-height block and the bottom of the vibration steel frame are each provided with a spring cushion, the rubber spring is arranged between the two spring cushions, the vibration motor is installed at the bottom of the vibration steel frame through a motor installation base, positioning columns are arranged on the spring cushions, positioning holes are formed in the rubber spring, and the vibration steel frame is installed on the vibration motor. The positioning columns are located in the positioning holes, the vibration motors comprise the two X-axis vibration motors, the two Y-axis vibration motors and the two Z-axis vibration motors, and the two X-axis vibration motors, the two Y-axis vibration motors and the two Z-axis vibration motors are symmetrically arranged.

The present invention belongs to the technical field of lost wax casting, and specifically is a lost wax casting shell making device, comprising a machine base; two fixed columns are fixedly connected to the top of the machine base; a drying box with multiple output end electric heaters is provided to dry and solidify the wax trees that are suspended and transported, so as to achieve the effect of non-stop drying and shell making of the wax trees on the barbecue grill, thereby reducing the situation where the workpiece is not dried and solidified after sanding, resulting in difficulty in firm adhesion of powder on the surface of the wax mold; the wax trees are uniformly dried synchronously from different angles through the multiple output ends of the electric heater, and symmetrical air supply at the four corners can form a three-dimensional circulating airflow, avoiding uneven drying caused by unilateral air supply, and preventing the shell from generating stress cracks due to excessive local drying, thereby improving the effect of drying and solidifying the wax trees; the method of hanging, conveying, drying and solidifying the wax trees composed of the barbecue grill by a ring conveyor can avoid adhesion of the wax trees to the contact surface, thereby ensuring drying efficiency and reducing the risk of wax mold deformation.

The invention discloses a toggle rod type mold closing mechanism of a full-electric core making machine, the toggle rod type mold closing mechanism comprises a driving mechanism, a toggle rod mechanism, an opening and closing mechanism and a jacking mechanism, the driving mechanism is connected and matched with the toggle rod mechanism, and is used for driving the opening and closing mechanism to perform mold closing and mold opening on a sand core in the manufacturing process and after the manufacturing is completed; and when the opening and closing mechanism does linear motion in the mold opening direction, the driving mechanism is used for driving the opening and closing mechanism to eject out the manufactured sand core. Through the opening and closing mechanism and the jacking mechanism, the movement of the opening and closing mechanism in the mold opening direction is ingeniously utilized, the jacking mechanism is directly driven to automatically eject the sand core through linkage of the driving mechanism and the toggle rod mechanism, additional driving elements and operation steps are not needed, the core making process is simplified, the sand core is automatically ejected, manual intervention is reduced, and the production efficiency is improved. And the production efficiency is improved, no extra driving element is needed, and the manufacturing cost and the maintenance cost of equipment are reduced.

The present invention belongs to the technical field of sand mold casting, specifically, a sand mold casting forming machine, comprising a casing, sand dischargers are arranged on both sides of the top of the casing, sand boxes are symmetrically arranged inside the casing, a box car is arranged at the bottom of the casing, a sand spreading motor is fixedly installed on the top of the inner wall of the casing, screw shafts are symmetrically fixedly installed on the output end of the sand spreading motor, the outer walls of the two screw shafts are threadedly connected with push plates, and the bottom ends of the two push plates are provided with sand spreading components; when sand enters the casing, the sand screening component starts to screen the sand, so that the sand in the bonded state is dispersed through screening and shaking, and the sand after screening falls downward, and the sand filtering component starts to filter the fallen sand, and the iron slag remaining in the sand is filtered out to prevent the sand from being mixed with iron slag when the sand is recovered, and the used sand can be gathered and collected by the cooperation of the sand screening component and the sand filtering component, so as to facilitate the subsequent recycling and reuse.

The utility model discloses a loose sand suction device for a 3D printer sand box, which comprises an upper frame, a lower frame, a vortex fan, a sand suction hose, a cylindrical bag-type dust collector and a control electric cabinet, a buffer bin is arranged on the upper frame, the cylindrical bag-type dust collector and the vortex fan are erected on the top of the buffer bin, and the sand suction hose is arranged on the lower frame. A sand discharging valve is arranged at the bottom of the temporary storage bin, the upper rack is erected on the lower rack, a sand storage hopper is arranged on the lower rack, and the vortex fan communicates with a sand box of the 3D printer through a cylindrical bag-type dust collector and a sand suction hose. Compared with the prior art, the loose sand suction device is designed, loose sand in a sand box of the 3D printer can be sucked into the cylindrical bag-type dust collector and is separated through a bag in the cylindrical bag-type dust collector, the sand falls into the temporary storage bin to be stored, the movable sand storage hopper is designed below the temporary storage bin, and the sand storage hopper is arranged below the temporary storage bin. And the sand in the temporary storage bin can be received, and assembly line type sand suction and sand conveying can be achieved.

The vibrating screen for the vertical sand spraying machine comprises a screen frame, a screen plate, a drainage partition plate, a vibrator and a flow guide pipe, the screen plate is arranged at the bottom of the screen frame, screen holes are evenly formed in the screen frame and the screen plate respectively, and the vibrator is arranged on the outer wall of one side of the screen frame; an integral structure formed by connecting the screen frame and the screen plate is obliquely arranged, the drainage partition plate is arranged in the integral structure formed by connecting the screen frame and the screen plate, and the portions, located on the two sides of the drainage partition plate, of the screen plate are provided with a feeding position and the flow guide pipe correspondingly; an opening is formed in the side, away from the feeding position, of the drainage partition plate. The vibrating screen has the advantages that the vibrating screen is simple in overall structural design, effective separation of sand grains and sand bumps is achieved with extremely low cost, the blocking frequency of the screen plate is remarkably reduced, the noise reduction effect is greatly improved, the failure rate of a sand spraying machine is reduced, and uniformity in the sand spraying process is achieved.

The utility model relates to the technical field of shell core machines, in particular to a sand blowing mechanism for a shell core machine, which comprises a base, mounting brackets are symmetrically arranged on the top surface of the base, the mounting brackets are fixedly mounted on the top surface of the base through bolts, and mounting modules are symmetrically arranged on the two mounting brackets. The mounting module comprises an X-shaped connecting plate arranged on the inner side of the mounting support, supporting assemblies are symmetrically arranged at the lower end of the X-shaped connecting plate, and a sand blowing mechanism is arranged on the X-shaped connecting plate. The mold has the advantages that the structures of the movable mold and the static mold are modularized, so that the maintenance operation space is more sufficient when any one of the movable mold and the static mold is maintained, the maintenance working efficiency is improved, the design is more reasonable, and the mold is more convenient to use. And the supporting assembly is further arranged to reduce the impact during sand shooting, and the practicability is higher.

This invention discloses a sand mold forming die, relating to the field of mold equipment technology. The forming die can form a mold body from molding sand in one step, and two sets of mold bodies can be joined to form a complete sand mold. Specifically, it includes: a bottom mold, a top mold, and an interface plate. The bottom mold has a first shaping surface for forming the external shape of the mold body, and the top mold has a second shaping surface for forming the internal shape of the mold body. When the bottom mold and the top mold are joined, the first shaping surface and the second shaping surface are opposite each other. The interface plate is movably placed on the first shaping surface to form a connecting part on the outside of the mold body during molding. After the mold bodies are joined to form a sand mold, different sand molds can be connected in series through the connecting part. This invention can use a single type of mold to manufacture different types of mold bodies that can be joined together, greatly improving the preparation efficiency and economic benefits of sand molds.

The utility model relates to a sand core making machine, and discloses a sand core ejection structure of a vertical sand core making machine, which comprises an equipment frame, a first mounting part, a second mounting part, four connecting columns, a group of springs, a third mounting part and an oil cylinder. At the beginning, the upper mold is in an upper limit position, and at the moment, the first ejector rod of the third mounting part penetrates out of the upper frame body, acts on the connecting part and overcomes the spring, so that the second ejector rod of the ejection part exceeds the mold cavity of the mold part. And then, the oil cylinder enables the upper mold to move downwards, before the upper mold and the lower mold are closed, the first ejector rod is separated from the connecting part, and under the action of the spring, the second ejector rod recovers to be flush with the mold cavity of the mold part. And then, the upper mold continues to move downwards to be closed with the lower mold, a sand shooting hole is formed in the side wall of the mold, and a sand shooting cylinder shoots sand into the mold from the sand shooting hole. And finally, the oil cylinder enables the upper mold to move upwards and restore to the initial state, and the second ejector rod ejects the sand core in the mold cavity of the lower mold upwards, so that the sand core is separated from the mold cavity.

The invention provides an automatic material receiving device for a core shooter, which belongs to the technical field of core shooters, comprises a material receiving bracket, and is characterized in that a material receiving conveying module is arranged on the material receiving bracket, a protection box is arranged on the outer side of the material receiving conveying module, an air exhaust module is arranged on the protection box, and a refrigeration module is arranged on the air exhaust module; an exhaust cooling module is arranged on the refrigeration module, and a cold water supply module is arranged on one side of the refrigeration module. The automatic material receiving device for the core shooter solves the problems that an existing automatic material receiving device for the core shooter is poor in cooling effect, low in cooling speed and not beneficial for subsequent personnel to take.

The utility model belongs to the technical field of machining auxiliary tools, and provides an automatic carrying mechanism for cylinder body sand core blanks, which is labor-saving and quick to use and also reduces the blank breakage rate. Comprising an industrial mechanical arm, a workpiece fork, a first in-position monitor, a core rod removing plate, a chain scraper conveyor and a core shooter, a discharging track is arranged at an outlet of the core shooter, one end of the discharging track is located in the core shooter, the other end of the discharging track is located outside the core shooter, and a blank output trolley is installed on the discharging track; a first in-place monitor is installed at the position, away from a core shooter body, of an outlet rail of the core shooter, an industrial mechanical arm, a core rod removing plate and a chain scraper conveyor are fixedly installed on one side of the outlet rail of the core shooter, and a workpiece fork is installed at the arm end of the industrial mechanical arm. The core rod removing plate is structurally characterized in that a thin plate is mounted at the upper end of a bracket fixed on the ground.

The utility model discloses a molding machine with a lifting structure, and particularly relates to the field of molding machines, the molding machine comprises a base, the upper end of the base is fixedly connected with a connecting frame, the front end of the connecting frame is connected with a limiting assembly through a lifting assembly, the limiting assembly comprises a mounting frame, the mounting frame is arranged in an inverted U shape, and the lifting assembly is arranged on the mounting frame. Through holes are symmetrically formed in the two sides of the mounting frame, fixing boxes are fixedly connected to the exteriors of the through holes, electric telescopic rods are fixedly connected to the interiors of the fixing boxes, fixing plates are fixedly connected to one sides of the electric telescopic rods, springs are fixedly connected to one sides of the fixing plates, and limiting blocks are connected to one sides of the springs through connecting plates. Through the arrangement of the limiting assembly, when the molding machine moves up and down, the molding machine is effectively limited, the phenomenon of falling damage caused by displacement of the molding machine is avoided, the practicability of the device is enhanced, manual limiting operation is not needed, and the application range of the device is widened to a certain extent.

The application relates to the technical field of casting, in particular to a resin sand molding mold stripping device convenient for large casting, which has the following technical scheme: an annular track is arranged on the ground and below the horizontal plane, an inner surrounding area of the annular track is used to form a placing station for placing a mold and a sand box; a positioning assembly is slidably arranged in the annular track; and a pressing assembly is arranged on the positioning assembly, the positioning assembly is used to drive the pressing assembly to move above lugs on the periphery of the mold, and the pressing assembly is used to press the lugs of the mold to fix the mold. The application has the advantages that manual knocking on the mold is not needed for many times, the mold is not easily damaged, the whole process is fast and convenient, the stripping action can be completed only by once hoisting, the production efficiency and the overall molding quality are improved.

METHOD FOR MANUFACTURING A MOLD FOR CASTING A METAL PART MADE BY LOST WAX CASTING One aspect of the invention relates to a method for manufacturing a mold for casting a cluster of metal parts from a superalloy to be cast in said mold, comprising: determining (1) an optimal set of values ​​() for thermomechanical parameters of the mold, said determination comprising: simulating (14) cooling of an assembly comprising the mold and the superalloy; determining (16), from the simulated cooling, a plurality of risks () of plastic deformation of the assembly; and provided that, for at least one portion, the respective risk of plastic deformation reaches a predefined threshold (), repeating the simulation of the cooling of the assembly and the determination of the plurality of risks of plastic deformation with new thermomechanical parameters for the mold; manufacturing the mold.Figure to be published with the abstract: Figure 3.