26results about How to "Prevent cooling and solidification" patented technology

The invention relates to the technical field of valve casting, and discloses a casting production device and method for valve casting, the casting production device comprises a box body, the top of the box body is fixedly connected with a first supporting seat, the top of the first supporting seat is fixedly connected with a motor, the output end of the motor is fixedly connected with a first electric telescopic rod, and the inner wall of the box body is fixedly connected with a hydraulic cylinder; a protective sleeve is fixedly connected to the inner wall of the box body, a pushing mechanism is arranged in the box body, a valve subjected to mold fixing can be subjected to extrusion force of an ejection block to be demolded and separated from a mold, the demolding efficiency of the device is improved, the ejection block makes contact with the mold by directly utilizing pushing force of a hydraulic rod, the service time of the device is shortened, and the device is convenient to use. And the parts can fall into the external collecting box, so that the time cost of manual collection is reduced, potential safety hazards caused by too high temperature of the parts during manual collection are avoided, and the use efficiency of the device is improved.

The utility model discloses an anti-blocking spraying device for water-based paint, which belongs to the technical field of spraying machines and comprises a paint barrel, a motor is arranged on the paint barrel, a rotating shaft is arranged at the output end of the motor, a plurality of stirring rods are arranged on the rotating shaft, a scraper is arranged between the ends, far away from each other, of the stirring rods, a screen is arranged in the paint barrel, and the screen is arranged in the paint barrel. An annular heat preservation pipe is embedded in the coating barrel, water-based coating in the coating barrel is heated by arranging the annular heat preservation pipe, a motor drives a rotating shaft to rotate, the rotating shaft drives a stirring rod to stir the water-based coating, so that heat conduction of the internal coating is accelerated, and meanwhile, the stirring rod drives a scraping plate to scrape away cakes on the inner wall; water-based paint is discharged through the discharging pipe under filtering of the filter screen, cakes intercepted on the filter screen are diluted under heating of the annular heat preservation pipe and are discharged after passing through the filter screen, and the structure can effectively avoid the situations that the spraying machine is blocked and the paint cannot be sprayed out.

A heating interlayer is arranged outside a boiler body, a heat insulation layer is arranged on the outer side of the heating interlayer, a feeding port, a water inlet, a safety valve port and a ventilation port are sequentially formed in the top of the boiler body, a liquid outlet A is formed in the middle of the side wall of the boiler body, a slag outlet is formed in the center of the bottom of the boiler body, a cover door B is connected to the bottom of the slag outlet, and a liquid outlet B is formed in the cover door B; a stirring device is arranged in the pot body and comprises a stirring shaft, and a spiral blade strip A and a spiral blade strip B are fixed on the side wall of the stirring shaft in the pot body from outside to inside. As can be known from the structure, the horizontal animal protein digester disclosed by the invention not only can uniformly heat materials in the digester body, but also can realize solid-liquid separation of the cooked materials and output the materials out of the digester body, so that the operation procedures of subsequent processing are saved, and all the cooked materials can have economic values.

The utility model discloses an asphalt waterproof coiled material production laminating device, which comprises a groove plate, a collection box is arranged in the groove plate, three groups of shaft pipes penetrate through the collection box through bearings, a conveying cylinder fixedly penetrates through the groove plate, a limiting roller penetrates through the collection box through bearings, and the limiting roller penetrates through the groove plate through bearings. Two sets of concave plates are mounted on the other side of the groove plate, connecting shafts penetrate through the interiors of the two sets of concave plates through bearings, guide rollers are connected to the side walls of the two sets of connecting shafts in a sleeving mode, a film covering frame is mounted on the lower portion of the groove plate, and a film releasing roller penetrates through the interior of the film covering frame through a bearing; an anti-sticking film is wound on the side wall of the film releasing roller, and a control panel is mounted on one side of the film laminating frame. The film laminating device has the beneficial effects that the shaft pipe is adopted, and the collected asphalt can be prevented from being cooled and solidified through the arranged shaft pipe, so that the continuous use of the film laminating device for producing the asphalt waterproof coiled material is guaranteed.

The utility model relates to the technical field of ointment machines, in particular to a portable miniature intelligent ointment machine which comprises a control box body, a discharging box is fixedly installed on the back face of the control box body, a storage tank is fixedly installed in the control box body, the storage tank is matched with the discharging box, and a heating assembly is arranged in the control box body. The heating assembly comprises a water inlet pipe, the water inlet pipe is fixedly connected to the back face of the control box body, a water outlet pipe is fixedly communicated with the position, in front of the water inlet pipe, of the back face of the control box body, a water storage tank is formed in the inner wall of the control box body, and a heating pipe is fixedly installed in the water storage tank. And the heating pipes are distributed in the water storage tank in parallel up and down. According to the portable miniature intelligent plaster machine, heat generated by hot water not only can be provided for ointment, so that the ointment is more easily mixed together, but also can be prevented from being cooled and solidified, the practicability is effectively improved, and the portable miniature intelligent plaster machine is convenient for a user to use.

The utility model discloses a handheld color glue machine, which relates to the technical field of storage battery glue dispensers and comprises an equipment frame, a glue barrel module is arranged on one side of the equipment frame, a handheld glue dispensing gun module is arranged at the top end in the equipment frame, a glue barrel module is arranged on one side of the handheld glue dispensing gun module, and a glue barrel module is arranged on the other side of the handheld glue dispensing gun module. And a glue path cleaning and switching module is arranged at the top of the handheld dispensing gun module. According to the utility model, the air cylinder stop block is used for fixing and dispensing operation, after dispensing is completed, a hand-held dispensing gun is taken back, a battery flows out of a line body, then the interior of a pipeline and the interior of a dispensing valve are cleaned by the glue path cleaning and switching module, and a heating rod and a stirring motor arranged in the glue storage tank are used for stirring and heating, preventing cooling and solidification and carrying out cleaning work; according to the device, manpower is saved, meanwhile, the glue storage tank can be heated in real time, cooling solidification is avoided, the three-axis module controls front-back and left-right displacement of the glue dispensing pipe, glue dispensing is more accurate, and meanwhile the requirement for glue dispensing operation of two kinds of glue can be met.

The utility model provides a dispensing machine for a membrane switch, which belongs to the technical field of membrane switches and comprises a workbench, a vertical plate is fixedly arranged on the left side of the upper surface of the workbench, side plates are fixedly arranged on two sides above the right side surface of the vertical plate, and a first motor is fixedly arranged on the left side plate; according to the glue dispenser, the electric heating plate is arranged and used for heating glue in the glue storage barrel, the glue is prevented from being cooled and solidified, normal operation of the glue dispenser is guaranteed, and in the glue dispensing process, the guide rod firstly makes contact with the glue dispensing position and moves upwards, so that the rubber disc is separated from the rubber ring, and the glue flows out of the central through hole of the rubber ring; and after dispensing is completed, the hydraulic rod shrinks, the guide rod does not make contact with the dispensing position, the rubber disc is attached to the rubber ring through the elastic force of the first sleeving spring, a central through hole of the rubber ring is blocked, glue at the position of the dispensing head is prevented from falling off, and the dispensing quality is guaranteed.

The utility model relates to the technical field of insulation silicon rubber self-adhesive tape production, in particular to a drying device for insulation silicon rubber self-adhesive tape production, which comprises a drying box, a material passing port is arranged on the drying box, a fixing plate is arranged below the drying box, a material discharging group and a material collecting group are arranged on the fixing plate, and a semi-finished adhesive tape is arranged on the material discharging group. A material receiving motor is arranged on the material receiving set, a coating set and a supporting column are arranged on the fixing plate, a coating roller and a coating motor are arranged on the coating set, a liquid receiving and recycling disc is arranged on the supporting column, a liquid guiding side protection plate is arranged on the drying box, a smooth layer is arranged on the liquid guiding side protection plate, and a liquid guiding face and a liquid discharging pipe are arranged on the liquid receiving and recycling disc. An embedded cavity is formed in the liquid receiving and recycling disc, and a heating wire is arranged in the embedded cavity. Self-adhesive coating liquid dripping in the process of transporting semi-finished adhesive tape to a material passing opening is collected and recycled, the dripping self-adhesive coating liquid is always kept in a flowing state, and the rapid liquid guiding, discharging and storing effects of the self-adhesive coating liquid are guaranteed.

This utility model relates to the technical field of filter element processing equipment, and in particular to a filter element meltblown material collection and forming machine. It includes a screw extruder, with nozzles for spraying melt installed at the discharge end of the screw extruder. Each nozzle has a spray hole and upper and lower air holes respectively located above and below the spray hole. The material collection mechanism includes a base plate and a first mounting base mounted on the base plate. A transversely arranged material collection rod is rotatably mounted on the first mounting base. A second mounting base is also mounted, with a rotating rod rotatably mounted on the second mounting base, coaxially with the material collection rod. A threaded rod is located on the outer side of the rotating rod and coaxially with it, passing through the interior of the material collection rod. The rotation speed of the rotating rod is greater than that of the material collection rod. By setting the threaded rod and creating a speed difference between the threaded rod and the material collection rod, the filter element automatically moves laterally during the automatic rotation and forming process, resulting in a consistent filter element thickness and improving the forming efficiency and quality of the filter element.

The utility model provides a quick replacement device for a bushing brick of a basalt fiber smelting furnace, and belongs to the technical field of fiber processing. The quick replacement device for the bushing brick of the basalt fiber smelting furnace comprises a fence body and a first electrical bar. The fence body makes contact with the bushing in an attached mode under the dead weight of the fence body, and the bushing brick is surrounded in the fence body. A plurality of first mounting blind holes are formed in a circle in the perimeter direction of the fence body. And the first electric heating rods are arranged in the first mounting blind holes one by one. According to the utility model, a smelting furnace does not need to be stopped, heat can be continuously provided for residual melt in the liquid tank in the use process, the melt is prevented from being cooled and solidified, and great convenience is provided for replacement of bushing bricks; meanwhile, the space between the outer side of the fence body and the liquid tank can serve as a temporary storage space for melt discharged by the smelting furnace body, the risk caused by the fact that the smelting furnace body does not discharge materials for a long time is avoided, the smelting furnace body does not need to be powered off in the bushing brick replacement process, and energy consumption generated when the smelting furnace body is started again after cooling is saved.

The utility model relates to road construction technical field discloses asphalt spraying device, including mobile platform, the right side of mobile platform is provided with spraying mechanism, the top left side of mobile platform is provided with constant temperature mechanism, the outer wall all around of mobile platform is rotatably connected with mobile wheel, the top right side of mobile platform is provided with lifting assembly, the left side fixed connection of mobile platform has the push column, the top front side of mobile platform is provided with suction assembly, the spraying mechanism includes U-shaped board piece, the left side sliding connection of U-shaped board piece in the right side of mobile platform, in the utility model, through the rotation of linkage gear, make the same rotation of triangular arc cylinder in fixed cylinder 202, scrape fixed cylinder under the high -speed rotation of triangular arc cylinder, prevent the impurity from entering the spraying nozzle, and the impurity is pushed to the collection component by shaftless screw auger, thereby avoid the blockage of nozzle, lead to uneven spraying.

The utility model belongs to the technical field of raw material mixing, and particularly relates to raw material mixing equipment for injection molding, which comprises an injection molding machine main body consisting of an injection molding machine and a hopper, the material conveying device is provided with a funnel, an electromagnetic valve and a material conveying pipe, and the funnel, the electromagnetic valve and the material conveying pipe are sequentially arranged from top to bottom; the connecting table is arranged on the hopper, the connecting table is a rectangular iron plate, a through groove is formed in the center of the connecting table, a plurality of partition plates are arranged on the connecting table along the circumference of the axis of the hopper, and a plurality of conveying devices are arranged on the connecting table; wherein the area of the through groove is not larger than that of an opening of the hopper, the conveying device is arranged along the circumference of the axis of the hopper, the conveying device is arranged between the partition plates, and the conveying device is detachably connected with the connecting table. And the plurality of material conveying devices are arranged on the connecting table, so that the effect of mixing and processing plastic raw materials on the hopper of the injection molding machine can be achieved.

The utility model discloses a stirring device for latex paint production, which comprises a stirring tank, a heat preservation barrel, a sealing cover, a stirring assembly and a scraper, the stirring tank is fixedly connected in an inner cavity of the heat preservation barrel, and a heating plate is arranged on the outer wall of the stirring tank; the sealing cover is detachably buckled on the heat preservation barrel; the stirring assembly comprises a driving unit and a stirring unit, the stirring unit is arranged in the stirring tank, and the driving unit drives the stirring unit to rotate to stir latex paint raw materials in the stirring tank; and the scraping plate is connected to the stirring unit and is in contact with the inner wall of the stirring tank. The emulsion paint stirring device can prevent emulsion paint from being condensed and attached to the inner wall of the stirring tank, the stirring tank does not need to be cleaned frequently, and the production efficiency of the device is improved.

The utility model discloses a kneader discharge assembly for conductive rubber processing, which comprises a heating discharge box, a cutting device and a shape fixing device, an electric heater is arranged on the heating discharge box, one side of the electric heater is connected with a discharge channel, the cutting device is connected with one side of the discharge channel far away from the heating discharge box, and the shape fixing device is connected with the discharge channel. A cutting air cylinder is arranged at the top of the cutting device, a telescopic rod is arranged in the cutting air cylinder, a conveying device is arranged on the side, away from the discharging channel, of the cutting device, a conveying belt is arranged in the center of the conveying device, the shape fixing device is connected to the conveying device, and a shape fixing assembly is arranged in the shape fixing device. The two sides of the shape fixing assembly are both connected with connecting shafts, the two sides of the shape fixing device are both provided with ascending sliding rails, the connecting shafts are connected into the ascending sliding rails, kneaded conductive rubber can be cut and fixed, rubber bodies of the same size and shape can be cut, and therefore follow-up machining work is facilitated.

The utility model relates to an elevated tank for ceftizoxime sodium preparation reaction, which belongs to the field of ceftizoxime sodium preparation and comprises a base, an elevated tank body fixedly connected to the top of the base and a controller fixedly mounted on the front side of the elevated tank body. An adjusting mechanism is arranged in the head tank body, and the stirring and cleaning mechanism comprises a servo motor fixedly mounted at the top of the head tank body and a mounting cylinder which is rotationally connected to the outer part of the head tank body and extends into the head tank body. According to the elevated tank for the ceftizoxime sodium preparation reaction, a servo motor is started to work through a controller to drive a transmission gear to rotate and mesh to drive a driven gear and a mounting cylinder to rotate, and the mounting cylinder drives a stirring plate and a scraping plate to rotate, so that a raw material body in the elevated tank body is conveniently stirred; and raw materials in the head tank body are prevented from being cooled and solidified, discharging blockage is avoided, and the advantage of high practicability is achieved.

The utility model relates to the technical field of coating tabletting, and discloses a tabletting device for powder coating production, which comprises side plates and rollers, the number of the rollers is two, the two rollers are transversely and rotatably arranged at the front end and the rear end between the side plates on the two sides, a transverse dispersion frame is supported above the side plates between the rollers through support rods, and the dispersion frame is arranged above the side plates between the rollers. An auger is rotatably mounted in the dispersing frame, a plurality of through holes communicated with the interior of the dispersing frame are uniformly formed in the surface of the bottom of the dispersing frame, and a feeding hole communicated with the interior of the dispersing frame is connected to the upper part of one side of the dispersing frame. According to the technical scheme, the transverse dispersion frame is arranged above the rollers, molten raw materials extruded from a bolt screw extruder enter the dispersion frame from the feed port, are discharged from the uniformly distributed through ports under the conveying action of the auger, are uniformly dispersed between the rollers and then are extruded into uniform sheets, so that the molten raw materials are uniformly dispersed between the rollers. And leakage detection waste caused by excessive accumulation can be avoided.

The utility model discloses a double-station three-axis automatic glue dispenser, which relates to the technical field of storage battery glue dispensers and comprises an equipment frame, a battery feeding line body is arranged on one side of the equipment frame, a glue path cleaning and switching module is arranged at the top end in the equipment frame, and a glue barrel module is arranged on one side of the glue path cleaning and switching module. A vacuum pump is arranged at one end of the bottom of the equipment frame; according to the utility model, the battery positioning jig is used for fixing the battery, then the dispensing operation is carried out, after the dispensing is finished, the battery flows out of the line body, the glue path cleaning and switching module is used for cleaning the interiors of the pipeline and the dispensing valve, and the heating rod and the stirring motor arranged in the glue storage tank are used for stirring and heating, preventing cooling and solidification and carrying out cleaning work; the heating device and the moving mechanism arranged on the device can heat the glue storage tank in real time, cooling solidification is avoided, and the three-axis module controls the front-back and left-right displacement of the glue dispensing pipe, so that glue dispensing can be conducted on the two batteries more accurately.

The utility model relates to the technical field of plastic mould, and disclose a kind of anti-residual sprue for plastic mould, including material guiding pipe, the bottom end of material guiding pipe is equipped with sprue body, the sprue body is divided into columnar tube located upper and conical tube located lower, the inside of columnar tube is provided with heat preservation circulating waterway, the inside of conical tube is provided with first cooling circulating waterway.This kind of anti-residual sprue for plastic mould, by first cooling circulating waterway, the cooling of sprue that conical tube opens is carried out, heat preservation circulating waterway, the heat preservation of sprue that columnar tube opens is carried out, the raw material cooling solidification in sprue that conical tube opens, raw material in sprue that columnar tube opens is in molten state, when sprue body promotes, raw material is disconnected from the sprue junction of columnar tube and conical tube, solidified raw material remains on finished product, sprue body place no longer has residual, then using tool can cut off the residual on the surface of finished product.

The utility model provides road crack repairing equipment and relates to the field of roads. The road crack repairing equipment comprises a repairing equipment frame, the top of the repairing equipment frame is fixedly connected with the bottom of a triangular supporting plate, the top of the triangular supporting plate is fixedly connected with the bottom of a first one-way motor, and an output rotating shaft of the first one-way motor is fixedly connected with one side of a first linkage plate; one end of the first linkage plate is fixedly connected with the outer circumferential face of a positioning linkage column, the outer circumferential face of the positioning linkage column is slidably connected with a groove in the middle of a guide limiting plate, and the bottom of the guide limiting plate is fixedly connected with the top of a repairing agent scraper. According to the road crack repairing equipment, through the arrangement of the repairing equipment frame, the triangular supporting plate, the first one-way motor, the first linkage plate, the positioning linkage column, the guide limiting plate, the repairing agent scraping plate, the position control linkage module, the limiting guide frame and the supporting column, a repairing agent overflowing from a crack can be effectively smoothed, and therefore it is guaranteed that a repaired road is smooth.

The invention discloses an array type fused FDM 3D printing nozzle, and belongs to the technical field of 3D printing equipment. An array type fused FDM 3D printing nozzle comprises a structure supporting module, a circuit control module, a temperature control module and a nozzle body module. The temperature control module is detachably installed on the periphery of the spray head body module and used for controlling the temperature in the spray head body module. The structure supporting module comprises a circuit board and an electromagnet fixing plate, the electromagnet fixing plate is connected with and fixes the circuit control module, and the circuit control module is electrically connected with the circuit board; the spray head body module comprises a printing block, a plurality of evenly-distributed discharging ports corresponding to the circuit control module are formed in the bottom of the printing block, the circuit control module is controlled by the circuit board to enable the multiple discharging ports to conduct discharging at the same time, and therefore the printing efficiency is improved.

The utility model discloses a three-axis automatic glue dispenser, which relates to the technical field of storage battery glue dispensers and comprises an equipment frame, a battery feeding line body is arranged on one side of the equipment frame, a glue path cleaning and switching module is arranged at the top end in the equipment frame, and a glue barrel module is arranged on one side of the glue path cleaning and switching module. A vacuum pump is arranged at one end of the bottom of the equipment frame; according to the utility model, the motor drives the transmission roller to rotate, and meanwhile, the transmission roller is fixed and dispensed through the air cylinder stop block, after dispensing is completed, the air cylinder stop block retracts, a battery flows out of a line body, then the glue path cleaning and switching module cleans the interiors of a pipeline and a dispensing valve, and a heating rod and a stirring motor which are arranged in the glue storage tank are used for stirring and heating. According to the device, manpower is saved, meanwhile, the glue storage tank can be heated in real time, cooling solidification is avoided, the three-axis module controls front-back and left-right displacement of the glue dispensing pipe, and glue dispensing is more accurate.

The utility model discloses a colla corii asini processing filtering device with a secondary filtering function, which comprises a collecting device, a separating device is arranged at the top of the collecting device, and a power device is arranged at the bottom of the separating device; according to the colla corii asini processing filtering device with the secondary filtering function, the gear is meshed with the gear ring to drive the filtering frame to rotate along the supporting frame, so that colla corii asini stock solution can be uniformly splashed onto the rotating filtering net, the effective use area of the filtering net is increased, and the situation that too many impurities are accumulated at a single position of the filtering net to affect the filtering effect is prevented; through the design that the supporting rod rotates along the limiting block to drive the filter screen to vibrate, the efficiency of the donkey-hide gelatin stock solution passing through the filter screen is improved, the time required by filtering is shortened, and rapid processing is facilitated; in the filtering process, blocked impurity mixed part of donkey-hide gelatin flows to the connecting pipe along the funnel-shaped filter screen and finally penetrates through the connecting pipe to be discharged along the discharging pipe, the using effect of the filter screen is improved, meanwhile, the donkey-hide gelatin with adhered impurities can be recycled, subsequent secondary filtering is facilitated, and raw material loss is reduced.

The invention relates to the technical field of circuit board processing, and provides an automatic processing device for waste computer circuit board parts, which comprises a base serving as a basic bearing part and used for providing a basic mounting plane; the heating mechanism is arranged at the rear part of the top end of the base and is used for heating and scraping the tin-based alloy on the surface of the circuit board; the separating mechanism is arranged at the front part of the top end of the base and is used for separating the circuit board from the electronic elements on the surface of the circuit board; the air suction mechanism is arranged in the heating mechanism and is used for guiding hot air and treating irritant gas generated during melting of the tin-based alloy; and the quantitative transfer mechanism is arranged at the front part in the separation mechanism and is used for quantitatively transferring the processed circuit board. By arranging the heating mechanism, the tin-based alloy can be heated and stripped, the purity of the tin-based alloy is guaranteed, the electronic element and the circuit board can be separated in cooperation with the separating mechanism, and part of available elements are prevented from being wasted.

The utility model discloses an automatic two-shaft red and blue glue dispenser, which relates to the technical field of storage battery glue dispensers and comprises an equipment frame, a glue barrel module is arranged on one side of the equipment frame, a double-shaft double-station glue dispensing module is arranged at the top end in the equipment frame, a glue barrel module is arranged on one side of the double-shaft double-station glue dispensing module, and a glue barrel module is arranged on the other side of the double-shaft double-station glue dispensing module. And a glue path cleaning and switching module is arranged at the top of the double-shaft double-station glue dispensing module. According to the utility model, the air cylinder stop block is used for fixing and dispensing operation, after dispensing is completed, the air cylinder stop block retracts, a battery flows out of a line body, then the glue path cleaning and switching module cleans the interiors of a pipeline and a dispensing valve, and a heating rod and a stirring motor arranged in the glue storage tank are used for stirring and heating, preventing cooling and solidification and carrying out cleaning work; according to the device, manpower is saved, meanwhile, the glue storage tank can be heated in real time, cooling solidification is avoided, the three-axis module controls front-back and left-right displacement of the glue dispensing pipe, glue dispensing is more accurate, and the requirement for glue dispensing operation of two kinds of glue can be met.

The invention belongs to the field of food processing, and discloses a device for automatically and quantitatively feeding food into a processing mold, which comprises a constant delivery pump, a spiral pipe and a scraper, a discharging opening is formed in the lower end of the metering pump, a tray is arranged under the metering pump, a through hole penetrating through the baffle is formed under the limiting hole, a scraper is slidably connected to the upper end of the baffle, an outer plate is slidably connected to the inner wall of the through hole, and a bottom plate is fixed to the lower portion of the outer plate; an inner plate coaxial with the outer plate is fixed to the upper end of the bottom plate, a stirring rod is fixed to the lower end of the bottom plate, the side wall of the stirring rod is attached to the side wall of the inner plate, and the scraper, the mold and the stirring rod are arranged to be matched, so that filiform donkey-hide gelatin can be timely fed into the corresponding mold along the stirring rod; and the stirring rod is directly inserted into the donkey-hide gelatin and can stir the donkey-hide gelatin in the mold, so that the donkey-hide gelatin and the crushed peanuts are uniformly mixed, and the donkey-hide gelatin can be prevented from being accumulated in the mold to form a pyramid shape.

This utility model belongs to the field of injection molds, specifically relating to a high-precision injection mold for a medical sampling bucket, including a fixed mold plate and a moving mold plate. A sprue is provided on the fixed mold plate, and a fixed mold frame is provided below the fixed mold plate. A mold foot, an ejector base plate, and an ejector panel are provided on the moving mold plate. The moving mold frame is provided on the mold foot, and a sampling bucket cavity is provided between the moving mold frame and the fixed mold frame. A hot runner system is provided on the sampling bucket cavity. The hot runner system includes a hot runner support frame and a hot runner plate between the fixed mold plate and the fixed mold frame. A hot runner is provided in the hot runner plate, connecting to the sprue. A hot nozzle is connected below the hot runner, and the hot nozzle connects to the sampling bucket cavity. A cavity is provided in the fixed mold plate, with a pressure plate on the cavity and a piston inside. A stopper pin is connected below the piston, passing through the hot runner and engaging with the discharge hole of the hot nozzle. A cooling system is provided around the periphery of the sampling bucket cavity, and an ejection mechanism is provided on the ejector base plate and ejector panel.