34 results about "Plastic forming machine" patented technology

The utility model discloses an automatic high -speed vacuum suction plastic forming machine, including frame, the upper surface fixed connection of frame has the support frame, and the inside left side of frame is equipped with adjustable mould, and the inside right side fixed connection of frame has vacuum pump, still includes linkage mechanism, linkage mechanism: it includes track no.

The utility model discloses a mould washing and blowing device of a paper-plastic forming machine, which relates to the technical field of paper-plastic forming machines and comprises a mould washing box, a washing component is fixedly mounted on one side of the mould washing box, a transverse moving mechanism is fixedly mounted on the top surface of the mould washing box, and a blowing mechanism is movably mounted on the surface of the transverse moving mechanism. And protection assemblies are fixedly mounted on the two sides of the blowing mechanism. The flushing component and the blowing mechanism are integrally mounted on the mold cleaning box, so that the mold can be cleaned in double modes, the mold is cleaned by spraying water through the stamping water pipe, and residual water and fibers on the plane of the mold are cleaned out by blowing compressed air through the blowing calandria; by arranging the protection assembly, the upper portion of blowing can be protected, the situation that the surrounding environment is affected due to the fact that impurities drift in the air during blowing is prevented, meanwhile, the expansion plate can be shrunk through the arrangement of the spring, and the situation that the moving range of the blowing mechanism is limited by the width of the expansion plate is prevented.

The utility model relates to a plastic forming machine convenient for cleaning waste materials. The plastic forming machine is characterized by comprising a supporting table for supporting a plastic plate. A through hole used for punching operation is formed in the supporting table, and an air hole communicated with the through hole is formed in the supporting table. The air inlet of the air pump arranged on one side of the air hole is communicated with the air hole, and the air pressure value in the through hole can be reduced under the action of the air pump. According to the design, by means of the air pressure difference, when the punching rod moves downwards after punching operation is completed, punching waste is automatically sucked out of the punching rod. In addition, the lower side of the through hole is specially provided with a blocking block I which realizes reciprocating up-and-down circulating motion through a longitudinal driving mechanism. The design can adapt to different working states, it is ensured that punching waste can be effectively sucked out of the punching rod after punching operation, it is also ensured that the plastic plate can be sucked in the non-punching state, and therefore positioning of the plastic plate is assisted.

The utility model relates to the technical field of plastic pipe production, in particular to a plastic pipe forming die which comprises an outer die and an inner die, connecting bridges are arranged on the outer side of the middle of the inner die at intervals, outer threads are arranged at the outer ends of the connecting bridges and are first outer threads, inner threads are arranged in the middle of the outer die, and the inner threads are second outer threads. The first external thread and the first internal thread are connected in a matched mode, the right side of the outer mold is provided with an internal thread, the second internal thread is a component installed at a plastic liquid outlet of a plastic forming machine, and a forming cavity is formed in the left side between the outer mold and the inner mold. A heating pipe connected with a power supply is arranged in the inner mold on the side surface of the forming cavity, and the heating pipe is an inner heating pipe. And the produced plastic pipe has the advantage of high strength.

The utility model relates to the field of foam plastic forming machines, and discloses a mold fixing structure of a foam plastic forming machine, which comprises two mounting support plates, the two mounting support plates are respectively fixed on the front side and the rear side of the outer wall of a mold fixing plate body, and the bottom surfaces of the two mounting support plates are respectively and detachably provided with connecting pieces. Fixing grooves are formed in the left sides and the right sides of the outer walls of the two mounting supporting plates correspondingly, two L-shaped plates are movably arranged on the bottom faces of the two connecting pieces correspondingly, movable holes are formed in the outer sides of the two L-shaped plates correspondingly, and fixing shafts are slidably inserted into the two movable holes correspondingly; the outer ends of the two fixing shafts are fixedly provided with check blocks respectively, the two springs surround the two fixing shafts respectively, and the outer ends of the two springs are fixedly connected with the inner sides of the two check blocks respectively. According to the utility model, the L-shaped plate is designed to be adjustable, so that the mounting support plates with different sizes can be disassembled and assembled, and the universality and adaptability of equipment are improved.

The utility model discloses a follow-up self-adaptive plastic forming machine which comprises a base, a support is fixedly installed on the rear side of the base, a speed reducer is fixedly installed at the upper end of the support, a direct current motor is fixedly installed on the right side of the speed reducer, and an extruder is fixedly installed on the front side of the speed reducer. An extruder is fixedly mounted at the upper end of the base, a storage bin is fixedly mounted at the upper end of the extruder, a rack is arranged on the outer side of the extruder, a PLC is fixedly mounted at the upper end of the base, and a direct current driver is fixedly mounted at the upper end of the base. According to the follow-up type self-adaptive plastic forming machine, the mold core, the piston rod and the hydraulic cylinder are used in cooperation, when the hydraulic cylinder drives the piston rod and the mold core to vertically adjust the wall thickness of the mold core and the discharging opening, a rod sleeve and a supporting plate on the piston rod move vertically along with the piston rod, and therefore a pull wire is driven to move; the displacement sensor can monitor the movement distance of the piston rod, and displacement changes of the piston rod adjusting mold core are conveniently and accurately collected.

The invention discloses a discharging chassis structure of a foam plastic molding machine, and relates to the technical field of foam plastic molding, the discharging chassis structure comprises a foam plastic molding machine work bin, the bottom of the foam plastic molding machine work bin is provided with a discharging chassis mechanism, the outer side of the discharging chassis mechanism is provided with a mounting mechanism, and the discharging chassis mechanism comprises a discharging chassis; the fastening sleeve ring is connected to the outer side of the fastening seat in a sleeving and threaded mode, so that the further fastening and limiting effect is achieved, the limiting block is arranged at the bottom of the supporting block, the limiting effect can be achieved, the use stability is improved, the situation that the fastening sleeve ring falls off is effectively prevented, and the service life of the fastening sleeve ring is prolonged. The fastening hoop is arranged on the outer wall of the material box of the foam plastic forming machine, the anti-slip strips are arranged on the inner side of the fastening hoop, the fastening hoop can be fastened to the outer wall of the material box of the foam plastic forming machine during installation and tightly attached to the outer wall of the material box of the foam plastic forming machine through the anti-slip strips, and therefore the installation stability is improved, and meanwhile the disassembly function can be achieved through reverse rotation of the fastening lantern ring; and therefore, the mounting and dismounting convenience is improved.

The utility model discloses a vacuum sub-control type forming die for a paper-plastic forming machine, and relates to the technical field of paper-plastic production equipment, negative pressure suction holes are arranged at the bottom of a die cavity of the forming die in an array mode, a plurality of groups of vacuum cavities opposite to the negative pressure suction holes are arranged inside a die cavity of a vacuum die in a cross mode, and the negative pressure suction holes are communicated with the vacuum cavities. And vacuum suction assemblies opposite to the multiple groups of vacuum cavities are mounted at the mold bottom of the vacuum mold in a communicating manner. According to the design, vacuum separation of the vacuum mold is utilized, the vacuum mold is divided into a plurality of independent vacuum adsorption cavities, then under sub-control type independent vacuum suction of the vacuum suction assembly, sub-control type integrated suction work is carried out on water in paper pulp in the forming mold, the opening degree of a valve in a small-vacuum area is increased, vacuum is increased, and the water content in the paper pulp in the forming mold is increased. Or the opening degree of the valve in the area with large vacuum is adjusted to be small, vacuum is reduced, the overall quality balance is achieved, and the forming uniformity and stability of the paper-plastic wet blank are improved.

The invention discloses a plasticizing screw rod cooling mechanism, a control method thereof and a plastic molding machine, the plasticizing screw rod cooling mechanism comprises a plasticizing screw rod and a fixedly arranged cooling sleeve; a cooling liquid inlet channel and a cooling liquid return channel which are independent from each other are arranged in the plasticizing screw rod; at least two cooling grooves are formed in the handle part of the plasticizing screw rod, one cooling groove is communicated with the cooling liquid inlet channel through a cooling liquid inlet hole, and the other cooling groove is communicated with the cooling liquid return channel through a cooling liquid return hole; the cooling sleeve is arranged outside the cooling groove in a sleeving mode and forms a sealed cavity with the cooling groove, and an inlet and an outlet corresponding to the cooling liquid inlet hole and the cooling liquid return hole respectively are formed in the cooling sleeve. According to the plasticizing screw rod cooling mechanism, the control method thereof and the plastic forming machine, the structure is compact, response is rapid, control is accurate, the plasticizing screw rod is directly cooled, and the undesirable phenomena such as yellowing and blackening caused by plastic decomposition due to overheat of the screw rod are effectively prevented.

The invention provides a plastic melting device of a plastic forming machine, which comprises a blanking hopper, a disc assembly, a rotary power system, a base and a feeding assembly, the feeding assembly penetrates through and is inserted on the base, the base is provided with a base blanking port, the feeding assembly is provided with a storage space, and the upper end of the feeding assembly is provided with an opening; a disc assembly is arranged at the upper end of the base, a disc feeding port and a disc discharging port are formed in the disc assembly, a rotary power system is arranged on the outer side of the disc assembly in a sleeving mode, a discharging hopper is arranged at the upper end of the disc assembly, and a hopper discharging port is formed in the discharging hopper. A rotary power system is arranged to drive a disc assembly to rotate so that materials in a discharging hopper can enter a material storage space, after the material storage space is filled with molten raw materials, a feeding assembly feeds the materials, plasticized raw materials are fed into a mold cavity, and a cycle is completed; and feeding is more convenient, the materials are not prone to adhering to the disc assembly, and cleaning is more convenient after the materials adhere to the disc assembly.

The utility model discloses a blanking mechanism of a plastic forming machine, which belongs to the technical field of plastic processing equipment, solves the problem that a forming roller of an existing device is poorer in material conveying efficiency, and comprises a barrel body, a discharge hopper is fixedly connected to the bottom surface of the barrel body, and a feed hopper is arranged on the side surface of the barrel body; a granulation conveying assembly is arranged in the barrel, a forming plate fixedly sleeves the bottom end of the inner wall of the barrel, uniformly-distributed forming holes are formed in the top surface of the forming plate, and through arrangement of a motor, a rotating rod, a first spiral blade, a lantern ring, a blade and a second spiral blade and the connection relation of the motor, the rotating rod, the first spiral blade, the lantern ring, the blade and the second spiral blade, the forming holes are uniformly distributed. The first spiral blade can convey raw materials entering the barrel to the position below the forming plate, the blade can cut strip-shaped raw materials discharged through the forming plate into particles, the second spiral blade can convey the particle-shaped raw materials to the outside of the discharging hopper, and the conveying efficiency of the raw materials is improved.

The utility model discloses an automatic plastic forming machine, which belongs to the technical field of plastic forming machines and comprises a base, an upper die body and a lower die body, the lower die body is arranged right above the base, the upper die body is arranged right above the lower die body, a U-shaped support is fixedly mounted at the top of the base, a first motor is fixedly mounted on one side of the U-shaped support, and a second motor is fixedly mounted on the other side of the U-shaped support. The output end of the first motor is fixedly connected with a two-way screw, the outer side of the two-way screw is in threaded connection with two driving blocks, two driving rods are hinged to the outer sides of the two driving blocks, one ends of the four driving rods are hinged to the same fixing block, and a T-shaped block is fixedly installed at the top of the fixing block. According to the demolding device, manual demolding is not needed through mutual cooperation of the first motor, the two-way screw rod, the driving block, the driving rod, the fixing block and the T-shaped block, so that the whole process is time-saving and labor-saving, the demolding efficiency is greatly improved, the production efficiency is improved, and the practicability is wider.

The invention relates to a plastic mold heating device, and belongs to the technical field of plastic processing, the plastic mold heating device comprises a rack, a hollow rotating cylinder, a heating cylinder and a heating assembly, the rotating cylinder is rotatably and vertically arranged on the rack, the heating cylinder is coaxially arranged in the rotating cylinder, the heating cylinder is connected with the rack, the heating assembly is arranged in the heating cylinder, and the heating assembly is connected with the rack. The heating cylinder and the rotating cylinder jointly form a spiral processing slotted hole, the scraping assembly comprises a scraping plate, the heating cylinder is provided with a scraping slotted hole, the scraping plate is arranged in the scraping slotted hole in a sliding mode, and the scraping plate extends out of the scraping plate, so that after the scraping plate abuts against the inner wall of the rotating cylinder and is attached to the inner wall of the rotating cylinder, the scraping plate rotates along with rotation of the rotating cylinder; the scraping plate can scrape molten plastic attached to the inner wall of the rotating cylinder, so that the molten plastic flows along the path of the machining groove hole again and finally flows into the plastic forming machine to participate in manufacturing of plastic products, and the overall utilization rate of the plastic is increased.

The utility model discloses a vertical plastic forming machine closes the safety structure of mould, including upper die plate and lower die plate, its characterized is that the upper die plate is installed with the safety lever of supporting upper die plate, sets up a plurality of locking grooves on the safety lever, the locking block of movable installation on the lower die plate with locking groove adaptation pair safety lever locking and the drive source of drive locking block movement. The utility model discloses through drive source drive locking block movement, pushes locking block to the locking groove on the safety lever and carries out locking to safety lever, prevents the safety accident of upper die plate downward movement and produces, thereby improves the security of use, avoids the occurrence of safety accident.

The utility model relates to the technical field of vacuum plastic uptake forming machines, in particular to a vacuum plastic uptake forming machine for producing musical instrument boxes, which comprises a vacuum plastic uptake forming machine main body, a mold plate and a mold, a cooling chamber is arranged in the mold, a plurality of partition plates are fixedly arranged on the top wall and the bottom wall of the cooling chamber, and the partition plates are arranged on the mold plate. A circulation gap is formed between every two adjacent partition plates, a cooling assembly used for cooling the mold is arranged on the vacuum plastic uptake forming machine body, and the cooling assembly comprises a storage box arranged on one side of the vacuum plastic uptake forming machine body. A conveying pump used for conveying cooling liquid in the storage box into the cooling cavity for cooling is arranged on the storage box, the cooling cavity communicates with the storage box through a backflow pipe and a second hose, and a plurality of semiconductor chilling plates are fixedly installed on a top plate body of the storage box. According to the utility model, rapid cooling is facilitated, and vacuum plastic molding of the musical instrument box is facilitated.

The utility model discloses a stainless steel product processing shaping machine convenient to operate, which comprises an operation table, a positioning assembly and a shaping assembly, upright posts are fixed at four corners of the top of the operation table, a sealing top is fixed at the top ends of the upright posts, the positioning assembly comprises a hydraulic cylinder and a first rotating shaft, a cylinder body of the hydraulic cylinder is fixed on the sealing top, and the first rotating shaft is fixed on the hydraulic cylinder. The output end of the hydraulic cylinder penetrates through the sealing top, the end of the hydraulic cylinder is rotationally connected with a pressing plate, a shaft body of the first rotating shaft is rotationally connected with the top of the operation table, a three-jaw chuck is fixed to the top end of the first rotating shaft, and an inner supporting rod is fixed to the outer side of a clamping jaw of the three-jaw chuck; a machine shell is slidably connected into the limiting shell, a distance adjusting mechanism is arranged between the machine shell and the limiting shell, a second rotating shaft is rotationally connected to one end of the machine shell, a shaping mold is fixed to the top end of the second rotating shaft, and driving mechanisms are installed at the bottoms of shaft bodies of the first rotating shaft and the second rotating shaft correspondingly.

This invention discloses a plastic molding die head and a follow-up adaptive plastic molding machine, including a material cylinder with an open top. A material plug assembly is installed inside the material cylinder. The top of the material plug assembly extends from the top opening of the material cylinder and is connected to an injection cylinder. A die opening assembly is installed at the outlet of the material cylinder, and the die opening assembly is connected to a thickness adjustment device. Multiple pull rods passing through the material plug assembly are installed between the injection cylinder and the material cylinder. Multiple plastic flow channels are provided inside the material plug assembly, and multiple inlets corresponding to and communicating with the plastic flow channels are provided at the upper part of the material plug assembly. Under the premise of the same material cylinder specification, this structure can obtain a larger material plug stroke, thereby obtaining a larger material storage cavity, which is conducive to the miniaturization of injection molding equipment. The reduction in size also shortens the length of the plastic flow channels, improves the problem of healing lines in plastic products, and improves product quality.

The utility model discloses a double-pressing-die device of a paper-plastic forming machine. A pulp fishing module and an upper pressing-die forming module are fixed together through a connecting piece and are arranged on a supporting frame together in a sliding mode. The slurry fishing module comprises a first upper mounting plate, a pressing cylinder and a first push-pull plate, the first upper mounting plate is slidably arranged on a sliding rail of the supporting frame through a sliding block, the pressing cylinder is fixed to the first upper mounting plate, the output end of the pressing cylinder penetrates through the first upper mounting plate to be connected with the first push-pull plate, and the first push-pull plate is connected with a first lower suction plate through a first side plate; the first lower suction plate is connected with the slurry fishing template; the upper compression molding module comprises a second upper mounting plate, a hydraulic increasing cylinder and a second lower suction plate, the second upper mounting plate is fixedly connected with the bottom plate through a second side plate, the hydraulic increasing cylinder is arranged on the bottom plate, and the second lower suction plate is provided with an upper shaping template; and the hydraulic increasing cylinder drives the upper shaping template to move up and down. According to the double-pressing-die device, the integration degree of equipment is improved, and the working efficiency of the equipment is also improved.

The invention relates to a manufacturing method of an environment-friendly antibacterial paper pet product, which comprises the following steps: by taking recycled corrugated paper fiber as a main raw material, sequentially carrying out crushing, impurity removal and repulping treatment on recycled corrugated paper to prepare paper pulp, and adding a waterproof additive; carrying out double-stage antibacterial treatment on the paper pulp to form a stable chitosan-silver ion complex; carrying out suction filtration on the paper pulp subjected to the double-stage antibacterial treatment through a paper-plastic molding machine to form a wet blank, naturally pre-drying the wet blank, and then carrying out hot-pressing shaping treatment; and trimming and sterilizing the green body subjected to hot-press shaping to obtain a finished product. According to the invention, the antibacterial agent is uniformly distributed on the surface and inside the paper pulp fiber through the two-stage antibacterial treatment, so that the problems of non-uniform antibacterial property and effect attenuation caused by single antibacterial treatment are avoided; the prepared product not only solves the problem that the product is easy to damage, but also improves the pain point that the pet product is easy to breed bacteria and generate peculiar smell through the antibacterial and waterproof design.

The utility model discloses an efficient heating device for a plastic forming machine, which comprises a charging barrel, a spiral conveying roller and a heating element, a heating cavity is arranged in the charging barrel, the heating element is arranged in the heating cavity, an inner heating cavity is arranged in a roller shaft of the spiral conveying roller and is communicated with the heating cavity, and heat transfer can be effectively promoted. One end of the charging barrel is provided with a barrel opening, the barrel opening is fixedly connected with a sealing end cover, a heat conduction cavity is arranged in the sealing end cover, the heat conduction cavity is communicated with the rotating opening, the roller shaft of the spiral conveying roller is further provided with a plurality of groups of heat inlets, and the heat inlets are connected with the inner heat cavity. The energy consumption is reduced and the production quality is improved.

The utility model relates to the field of plastic uptake forming machines, and discloses a uniform heat plastic uptake forming machine which comprises a supporting bottom plate, a feeding mechanism, a heating mechanism, a die pressing mechanism, a cooling machine and a conveying clamping mechanism, the feeding mechanism is fixedly arranged on the plane of the supporting bottom plate, the heating mechanism is arranged behind the feeding mechanism, the die pressing mechanism is arranged behind the heating mechanism, and the cooling machine is arranged behind the die pressing mechanism. A cooling machine and a heating mechanism are arranged behind the die pressing mechanism, a conveying and clamping mechanism is fixedly arranged below the die pressing mechanism and the cooling machine, the heating mechanism is composed of an upper heating plate and a lower heating plate, materials can be evenly heated on the upper side and the lower side through the design, and therefore the better heat conduction effect is achieved; the conveying and clamping mechanism adopts a spring design to adapt to clamping and conveying of materials with different thicknesses, and a heating pipe and a motor are arranged in the die pressing mechanism, so that the materials can be heated in the die pressing process of the materials, and the heating function ensures that the temperature of a workpiece is uniformly distributed.

The utility model discloses a follow-up type self-adaptive plastic forming machine, belongs to the technical field of plastic processing, and solves the problems that the position of a preheating rod of an existing device is fixed, a stirring rod cannot stir materials at the bottom of the preheating rod, and the materials are easily heated unevenly. An injection molding bin and a material treatment bin are installed on the left side and the right side of the top face of the base correspondingly, the bottom of the feeding box is fixedly connected with a discharging pipe communicating with a feeding opening of the material treatment bin, a cover body is detachably installed on the top face of the material treatment bin through bolts, and the feeding box is provided with a conveying assembly. The discharging pipe communicates with the top end of the feeding box through a backflow pipe, materials in the feeding box are heated and melted through an electric heating wire, the melted materials can be conveyed into the discharging pipe through the arrangement of a motor, a rotating rod and a spiral blade, and then the materials in the discharging pipe flow back into the feeding box again through the backflow pipe. And the materials are heated uniformly.

The utility model relates to the technical field of automatic forming machines, and discloses an automatic overturning structure of an ejection frame of an automatic foamed plastic forming machine, which comprises a base, two sides of the top of the base are fixedly connected with supports, the supports are fixedly connected with stepping motors, the tail ends of rotors of the stepping motors are fixedly connected with air cylinders, and the air cylinders are fixedly connected with the air cylinders. The telescopic tail ends of the air cylinders are fixedly connected with limiting plates, a mold is arranged between the two sets of limiting plates, movable plates are arranged on the two sides of the mold, first connecting rods are symmetrically hinged between the movable plates and the limiting plates through hinge pieces, and a push plate is arranged on one side of each movable plate; four sets of movable rods are symmetrically and fixedly connected to the push plate, the movable rods are slidably connected with the movable plate on the same side, and the movable rods are sleeved with springs. The problem that the distance between the two sets of limiting plates is fixed and is difficult to adjust, so that the device is difficult to adapt to molds with different sizes is effectively solved.

The utility model provides a hazardous waste fly ash molding treatment system, and relates to the field of hazardous waste fly ash molding treatment. Comprising a first electric gate valve, a quantitative material pipe assembly, a second electric gate valve, a spiral conveying machine, a vertical double-spiral conveying machine, a humidifier, a first storage hopper, a pneumatic mixer, a first hose spiral conveying machine, a hydraulic molding machine, a horizontal grid screen, a second hose spiral conveying machine, a large-dip-angle belt conveying machine, a finished product tank and a molding mold cavity. According to the utility model, the first quantitative material pipe and the second quantitative material pipe are matched with the first electric gate valve and the second electric gate valve, so that materials in the ash tank and the powder tank are accurately controlled, and the quantity of the materials treated each time is predetermined, so that the treatment accuracy and efficiency are improved; therefore, efficient treatment of the hazardous waste fly ash is achieved, high automation and flexibility are achieved, and the material uniformity and the finished product quality in the treatment process can be guaranteed.

The utility model relates to the technical field of plastic forming machines, and discloses a plastic forming machine capable of quickly replacing molds, which comprises a placing table and a fixing frame fixedly connected to the top of the placing table, a placing groove is formed in the top of the placing table, a sliding groove is formed in one side of the placing table, and a sealing plate is slidably connected in the sliding groove. A connecting frame is fixedly connected to one side of the sealing plate, a fixed rack is fixedly connected to one side of the connecting frame, a first motor is fixedly connected to the interior of the placing table, a gear is fixedly connected to the output end of the first motor, the gear is in meshed connection with the fixed rack, and a mold body is arranged at the top of the sealing plate. Through the arrangement of the first motor, the gear, the connecting frame and the fixed rack, the effect of rapidly replacing the mold body is achieved, the working process is promoted, and the problems that when a plastic forming machine is used for a long time, the mold needs to be replaced, but an existing mold is complex in connecting mode, and the mold cannot be replaced easily are solved. And rapid replacement by a worker is not facilitated.

The utility model discloses a plastic forming machine with positioning structure belongs to plastic forming machine blanking positioning technical field, and plastic forming machine body is detachably connected with movable mould and fixed mould, and the bottom fixed connection of plastic forming machine body has the pedestal, and the surface swing joint of pedestal has product positioning mechanism, and product positioning mechanism is in the positive below of movable mould and fixed mould after closing mould, this plastic forming machine with positioning structure, through the setting of blanking hopper, material receiving groove and guide trough, not only can increase the overall nature of the collection of the product forming, and can export the collection of the product forming, and the safe collection of staff is convenient, has improved the use convenience, and through the setting of fixed link, adsorption block, adjusting rod, support rod and positioning pin, not only can the support height of blanking hopper be adjusted quickly, and simultaneously, the product positioning mechanism is convenient for moving to other plastic forming machine and using, and the use flexibility is greatly improved.

The application relates to a hydraulic system special for a foam plastic forming machine, belonging to the foam plastic mechanical field. The hydraulic system comprises an oil tank, a main oil cylinder, an auxiliary oil cylinder, a main oil cylinder control part and an auxiliary oil cylinder control part. The main oil cylinder control part comprises a main pump, a main oil inlet path, a main oil return path, a main control valve, an oil path 1 and an oil path 2. The main oil inlet path is connected between the oil tank and the main control valve. The main pump is arranged on the main oil inlet path. The main oil return path is connected between the main control valve and the oil tank. The oil path 1 is connected between a rodless cavity of the main oil cylinder and the main control valve. The oil path 2 is connected between a rod cavity of the main oil cylinder and the main control valve. The auxiliary oil cylinder control part comprises an auxiliary oil path and a liquid filling valve. The auxiliary oil path is connected between the oil tank and a rodless cavity of the auxiliary oil cylinder. The liquid filling valve is arranged on the auxiliary oil path. The hydraulic system has the advantages of low cost, high pressure, high speed and large flow.

The utility model belongs to the technical field of paper-plastic forming, and particularly relates to a paper-plastic forming machine which comprises a main body frame, the bottom end of the main body frame is fixedly connected with a paper pulp pool, the top end of the main body frame is fixedly connected with a working frame, and the top end of the working frame is fixedly connected with a hydraulic cylinder. The output end of the hydraulic cylinder is fixedly connected with a driving plate slidably connected with the outer wall of the working frame, the bottom end of the driving plate is slidably connected with an upper die, and a driving hole groove is formed in the side wall of the driving plate. The driving plate slides to drive the linkage plate to rotate through the driving hole groove, the linkage plate rotates to drive the driven bottom plate to slide relative to the driving plate along the outer wall of the working frame through the driven hole groove, the driven bottom plate slides to drive the lower die to slide synchronously, paper pulp in the paper pulp pool flows into the lower die, and the lower die and the upper die are matched through the pressing strip and the pressing groove. And rapid mold closing operation of paper pulp is realized.

The invention belongs to the technical field of plastic product production, and particularly relates to a self-adaptive plastic forming machine which comprises a bottom plate, a collection box is fixed to the right end of the upper side of the bottom plate, a granulation pipe is fixed to the left side of the collection box, and an extrusion mechanism is arranged in the granulation pipe. The size of the hole in the side wall of the forming plate is fixed, and when plastic particles of other models need to be prepared, the forming plate can be rapidly replaced, so that the requirements of processing and production are met; when the cooling water in the cooling tank continuously cools and forms the plastic particles and the temperature rises, the cooling water in the cooling tank is discharged into the cooling tank, and the cooling water is cooled through cooperation of a telescopic air cylinder, a mounting frame, a fourth motor, a stirring rod, a mounting pipe and a cooling fan; therefore, the cooling effect of the cooling water on the plastic particles is ensured.

The utility model discloses a three-mold paper-plastic overturning forming machine, which belongs to the technical field of paper-plastic forming machines and comprises a pulp chest filled with paper pulp. A pulp suction net is arranged on the pulp suction mold, after the pulp suction mold enters the pulp chest, paper pulp is adsorbed through the pulp suction net so as to form a wet paper pulp blank on the surface of the pulp suction mold, a driver is arranged on one side of the pulp suction mold, and the driver turns over the pulp suction mold so as to dehydrate the wet paper pulp blank; a net is arranged on the hot-pressing net mold, so that the dehydrated wet paper pulp blank can be placed on the net; and the hot press polishing mold is close to the hot press net mold so as to perform hot press molding on the dehydrated paper pulp wet blank. According to the utility model, the rapid forming treatment of paper-plastic products is realized, after the pulp suction mold is turned over, the rapid dehydration of paper pulp is facilitated, the pulp pocket phenomenon can be effectively avoided, and the energy consumption required in the dehydration treatment is reduced, so that the product quality and the product yield are improved.