8774 results about "Mold removal" patented technology

The invention relates to a liquid silica gel injection molding process optimization method and system in the field of intelligent manufacturing, and the method comprises the steps: obtaining mold structure data adaptive to a shrinkage rate, combining geometric characteristics of a complex structure product, adopting a topological optimization algorithm to redesign a parting surface and a demolding path, and determining a lossless demolding mold parting scheme; whether the product damage risk is lower than a preset threshold value or not is judged by simulating stress distribution of the demolding path, and if the product damage risk is lower than the threshold value, final mold manufacturing parameters are generated, and an optimized production process configuration file is obtained; extracting production rhythm data from the optimized production process configuration file, dynamically adjusting the operation cycle of the injection molding machine in combination with the demolding efficiency monitored in real time, and determining equipment parameter configuration for efficient mass production; and generating a control instruction sequence according to the equipment parameter configuration, and transmitting the control instruction sequence to the injection molding equipment and the mold heating system through the industrial Internet of Things to obtain operation state data of the automatic production line.

The invention provides a low-speed and ultrahigh-pressure die-casting process method for automobile part die-casting, and relates to the field of automobile part manufacturing. The method includes the following steps that firstly, a mold is prepared, secondly, molten metal is prepared, thirdly, a casting is cooled and demolded, and fifthly, follow-up treatment is conducted. The defects that in the high-speed mold filling process of a common high-pressure casting technology, gas is likely to be involved in the molten metal, and consequently air holes, shrinkage porosity and the like are generated in the casting are overcome; and when key parts such as automobile engine cylinder bodies and hubs are produced, air hole defects possibly cause the problems of air leakage of engines, insufficient hub strength and the like. And meanwhile, for parts with thin walls and complex structures, uniform filling of molten metal in a mold is difficult to ensure by a traditional die-casting process, the defects of cold shut, insufficient pouring and the like are easy to occur, and the qualified rate and the production efficiency of products are reduced.

A secondary core-pulling structure of an injection mold with inverted buckles comprises a large slide seat and a horizontal injection mold insert, a small slide seat is in sliding fit with the large slide seat, an inclined guide column is sleeved on the small slide seat, a shovel base is fixed on the small slide seat, the shovel base is in sliding fit with the horizontal injection mold insert, a T-shaped groove is formed in the bottom surface of the shovel base, and the inclined guide column is sleeved on the inclined guide column. A limiting mechanism used for limiting the sliding distance of the small slide seat is arranged on the small slide seat, a bottom plate is arranged at the bottom of the large slide seat, a through groove is formed in the surface of the large slide sliding groove, a movable pin is arranged in the through groove, the bottom of the movable pin is of a slope structure, and a slope groove is formed in the bottom plate; a groove matched with the top of the movable face is formed in the bottom face of the small slide seat, and the distance between the movable pin and the groove is equal to the limiting stroke of the limiting mechanism. The two slide demoulding actions are both completed in an inclined guide pillar mechanical mode, the traditional mode of using one oil cylinder is cancelled, the occupied space is smaller, and the mould cost is lower.

The invention discloses forming equipment for ceramic guide rail production and a forming method thereof, and relates to the technical field of ceramic guide rail forming, the forming equipment comprises a conveyor, a forming processing box and a raw material box, and the top of the conveyor is provided with the forming processing box. The ultrasonic disperser arranged in the raw material box is combined with the constant-temperature heating sleeve and the viscosity sensor of the conveying pipe, uniform flowing and accurate metering injection of slurry are guaranteed, in the forming stage, the vacuum pump actively pumps out bubbles in a cavity through the micropore array, pores are further eliminated in cooperation with the high-frequency micro-vibration device, the compactness and surface smoothness of the guide rail are greatly improved, and the production efficiency is improved. The cooling runner realizes gradient cooling and curing through closed-loop control of a temperature sensor and a temperature regulator, ceramic cracking deformation is effectively inhibited, the rotary mold assembly supports multi-angle adjustment, nondestructive demolding of a complex structure is facilitated, the production period is shortened, the process stability, energy consumption control and equipment adaptation flexibility are further enhanced, and the production efficiency is improved. And the targets of high precision, low defect and batch production are achieved.

The invention relates to the technical field of injection molds, and discloses an impeller secondary ejection injection mold which is characterized in that a fixed mold core plate is provided with a fixed mold core, a fixed mold plate is provided with a fixed mold core, the fixed mold core plate penetrates through the fixed mold plate, and the fixed mold core is embedded in the fixed mold core; a movable mold core is arranged on the movable mold plate, a movable mold core is arranged on the movable mold core plate, and the movable mold core plate is arranged on the movable mold plate in a sliding and penetrating mode. The second driving piece can enable the movable mold core to stretch out or retract from the movable mold core, an impeller cavity used for forming an impeller is formed among the fixed mold core, the fixed mold core, the movable mold core and the movable mold core, and the fixed mold core and the movable mold core are matched in a sliding mode; the first ejector pin slidably penetrates through the movable mold core plate, the third driving piece can enable the first ejector pin to stretch out or retract from the movable mold core, the edge of the end of the fixed mold core abuts against the edge of the inner side of the bottom face of the annular base, and the end of the first ejector pin abuts against the bottom face of the annular base; the overall structure is simple, demolding is convenient and fast, and structural damage to the impeller is avoided.

The invention provides an intelligent candy casting molding and demolding system, and relates to candy production equipment, the system comprises a casting station, a cooling curing station, a demolding station, an outer support, a mold bearing and conveying structure, a control module and a plurality of mold structures; the mold structures are evenly distributed on the mold bearing and conveying structure and driven by the mold bearing and conveying structure to sequentially pass through all stations, each mold structure comprises a mold body and a bearing sliding base structure, and the mold body is provided with a forming cavity and a jacking gas injection assembly. When the bearing sliding seat structure moves to a pouring station, triggering induction and feeding back to the control module, and the control module synchronously controls the mold bearing conveying structure to start and stop, pouring of the pouring module and operation of the air blowing and cold curing equipment; and the demolding action unit is in contact with the jacking gas injection assembly to inject demolding gas flow and cause vibration, so that the sugar body is automatically demolded. The full-process automatic and intelligent control of pouring, cooling solidification and demolding is achieved, and the production efficiency and the product consistency are improved.

The invention discloses an aluminum-based composite material powder continuous forming press with an automatic powder feeding function, and relates to the technical field of powder type presses, the aluminum-based composite material powder continuous forming press comprises a main base, a pressing die is fixedly installed in the main base, and a stamping head driven by a stamping mechanism is further arranged on the main base; a material mixing mechanism used for mixing powder in the pressing mold is arranged in the main base, a demolding mechanism used for demolding is arranged in the pressing mold, a powder feeding mechanism and a discharging mechanism which are used for feeding powder and discharging are further arranged on the main base, the material mixing mechanism comprises a guide table, and a guide sliding block driven by a lifting driving part is slidably connected into the guide table; during use, through the linkage design of the lifting sliding seat, the connecting rod, the guide sliding blocks and the spherical hammer rods in the material mixing mechanism, the spherical hammer rods knock and mix powder in a mold, the powder fluidity is remarkably improved, it is guaranteed that the powder is evenly distributed in the mold, and the pressing quality is guaranteed.

The invention discloses an anti-white-top cosmetic container mold capable of pneumatically assisting negative-angle demolding, and relates to the technical field of cosmetic container molds, the anti-white-top cosmetic container mold comprises a bearing base and a lifting top plate arranged above the bearing base; wherein a lower die body is arranged above the bearing base, and an upper die body is arranged below the lifting top plate; a demolding mechanism is arranged in the lower mold body, and the demolding mechanism comprises main forming mold sleeves which are arranged at equal intervals; a pneumatic mechanism is arranged in the bottom face of the upper die body and comprises auxiliary forming die sleeves arranged at equal intervals. According to the top whitening prevention cosmetic container mold capable of pneumatically assisting negative-angle demolding, the main forming mold sleeve and the auxiliary forming mold sleeve are mutually combined for injection molding, the demolding top disc descends, a demolding agent is coated, the demolding top disc is opened through a demolding air hole of the exhaust outer barrel during separation, and the contact area between the demolding top disc and a cosmetic container is increased while pneumatic demolding is assisted; the pressure intensity is reduced to prevent white top and assist the dressing case to come off.

The invention discloses a disc-shaped suspension type porcelain insulator processing device, and relates to the field of disc-shaped suspension type porcelain insulator processing, and the disc-shaped suspension type porcelain insulator processing device comprises a workbench, the top end of the workbench is rotatably connected with a supporting shaft, the outer side of the supporting shaft is fixedly provided with a first rotating disc and a second rotating disc, and the second rotating disc is arranged above the first rotating disc. A first electric push rod is fixed to the edge of the top end of the first rotating disc, a supporting disc is fixed to the top end of the first electric push rod, a fixing groove is formed in the edge of the second rotating disc, pug enters the position between the supporting disc and the upper mold, the pug can be stored in the forming groove, and a rough insulator-shaped pug blank is formed; due to the fact that the electric heating wires are arranged in the upper mold and the supporting disc, an insulator-shaped mud blank can be heated through a sealed environment, on one hand, the mud blank can be preliminarily dried through drying, an insulator can be shaped, and on the other hand, adhesion between the outer side of the mud blank and the upper mold and between the outer side of the mud blank and the supporting disc can be avoided through heating, so that mud blank demolding is easier.

The light guide injection mold comprises a movable mold assembly, the movable mold assembly comprises a movable mold plate provided with an inner sliding block and a plurality of insert pins, and the insert pins are arranged in the inner sliding block in a penetrating mode and are in sliding fit with the inner sliding block; the supporting plate drives the inner sliding block to move, so that the inner sliding block is separated from the connecting part on the light guide strip and the positioning column; a top plate; the ejection type movable mold core is fixedly connected to the ejection plate and provided with a cavity surface used for forming the connecting end, and when the ejection plate acts, the ejection type movable mold core is driven to move in the direction away from the movable mold plate; and the movable insert is fixedly mounted on the movable mold plate and embedded in the ejection type movable mold core, and the movable insert is provided with a tooth groove structure used for forming light distribution textures. According to the light guide injection mold provided by the invention, by introducing the design of the inner sliding block for oblique demolding, the insert pin structure for penetrating and supporting and the movable mold core for step-by-step ejection, precise protection and sequential demolding of a light guide strip connecting part, a positioning column and light distribution textures are realized, the risk of structural damage is remarkably reduced, and the demolding efficiency and the forming quality are improved.

The invention discloses an electric engine assembly integral forming process based on precision integral casting, which comprises the following steps: designing a split type precision mold through computer aided design software, and carrying out nitriding treatment to improve the performance; selecting a specific aluminum alloy raw material, performing vacuum induction melting and refining, and injecting the aluminum alloy raw material into a preheated and sprayed mold cavity in a low-pressure casting manner; and demolding after air cooling and water cooling are combined, then after-treatment procedures such as deburring and heat treatment are conducted, and finally detection and assembly are conducted. A conformal cooling water channel design and an ultrasonic-assisted smelting technology are adopted in the process innovation, and the casting process is monitored in real time. According to the process, manufacturing procedures are reduced, compared with a traditional mode, the production efficiency is improved by 30%-50%, the cost is reduced by 20%-30%, the assembling problem is effectively avoided, the sealing performance and reliability of the electric engine are improved, the service life of the electric engine is prolonged, high integration is achieved, and the modern industrial requirement is met.

The invention relates to the technical field of tunnel engineering prefabricated part production, in particular to a large-diameter duct piece independent kiln assembly line conveying prefabricating method and system. S2, a reinforcement cage and an embedded part are installed; s3, concrete is precisely poured and vibrated; s4, pre-curing and surface treatment; s5, carrying out roller way type flow conveying; s6, hydration heat-driven dynamic maintenance is carried out; and S7, demolding and finished product detection. And S8, mold circulation. According to the large-diameter duct piece prefabricating production line, through technical innovation in multiple aspects of mold, conveying, maintenance, control and the like, the core technical problem in existing large-diameter duct piece prefabricating production is solved, high-precision, high-efficiency, low-energy-consumption and green production of large-diameter duct pieces is achieved, and the large-diameter duct piece prefabricating production line has remarkable technical advantages and wide application prospects and is suitable for large-diameter duct piece prefabricating production. The method can be widely applied to infrastructure construction projects such as shield tunnels, open caisson projects and underground comprehensive pipe galleries.

The invention relates to the technical field of spaceflight material forming, in particular to a tension control winding process of a spaceflight carbon fiber composite launch canister, which comprises pretreatment, winding forming, curing and post-treatment. The method comprises the following steps: S1, coating a release agent and a modified coating after processing a core mold, carrying out plasma treatment and eliminating stress; the carbon fiber filaments are soaked in resin containing nanometer components, and are pre-stretched after a hot melting reaction; s2, closed-loop tension control is conducted, winding is conducted according to segmented angles, and modified resin is coated between layers to be overlapped in a crossed mode; s3, stepwise heating and curing, dynamically regulating the pressure and introducing inert gas; and S4, polishing after hydraulic demolding, carrying out sand blasting, carrying out transition layer and ceramic coating, and carrying out multi-dimensional detection. According to the process, the mechanical property and environmental adaptability of the launch canister are improved, the process precision is high, defects are reduced, the forming time is shortened, the rework rate and cost are reduced, the spaceflight requirement is met, and the process is suitable for batch production.

The invention discloses a composite material ship body forming method in the technical field of composite material ship body forming. The composite material ship body forming method comprises the following steps that demolding cloth is laid after a mold is pretreated; cutting and drying the fiber cloth sheet according to strength analysis; laying layers in a staggered manner and embedding a reinforcing structure; a diversion system is arranged according to a partition gradient diversion strategy; a double-layer vacuum bag is used for nesting and sealing; and performing relay glue injection at multiple glue injection points, sequentially injecting glue from the middle part to the two sides, and maintaining negative pressure. The resin pouring quality and the production efficiency are improved through an improved pipe distribution mode, a multi-point distributed pipe distribution system is combined with a dynamic glue injection strategy, uniform flowing distribution of resin in a mold is achieved, the common phenomenon of local resin accumulation or insufficient infiltration in a traditional process is eliminated, the consistency of product performance is improved, and the production cost is reduced. The resin flow path is accurately guided, bubble residues are reduced, the resin flow speed is controlled, the mold filling time is shortened, and the resin dosage is regulated and controlled.

The invention provides a preparation method of a liner-free all-composite pressure vessel. The preparation method comprises the following steps: compounding polyvinyl alcohol, dimethyl sulfoxide and polyvinylpyrrolidone into a core mold adhesive according to a preset proportion; the preparation method comprises the following steps: grading a filler by adopting various glass beads with different mesh numbers and chopped glass fibers according to a specific proportion, and then blending with a core mold adhesive according to a specific proportion to prepare a sand core material; a sand core material is pressed into the pretreated core mold, the surface of the sand core material is scraped to be flat after the sand core material is tamped, and core mold adhesive is coated for mold closing; the closed core mold is placed in a curing oven for curing operation, after curing is completed, natural cooling is conducted, demolding is conducted, and a core mold is obtained; uniformly winding a layer of carbon fibers on the surface of the core mold, and dissolving the core mold in a normal-temperature water area after curing; and continuously winding the carbon fibers by using the carbon fiber body as rigidity attachment until the carbon fibers are completely wound to obtain the liner-free pressure vessel. According to the method, the mechanical behavior requirement of an original core mold is greatly reduced, the dead weight of the core mold can be effectively reduced, and good manufacturability is achieved.

The invention relates to a top-cover-free rectangular concrete body inner mold demolding device and demolding method.According to the top-cover-free rectangular concrete body inner mold demolding device, through innovative structural design, a rectangular inner mold is divided into two angle molds and two L-shaped molds, and a track extending by a specific angle (45 degrees in the horizontal direction) and an intermittent driving device are matched. During demolding, the intermittent driving device can accurately drive the two angle molds to synchronously slide inwards firstly, the contact area and friction force between the inner mold and a concrete body are effectively reduced, then the two L-shaped molds are driven to synchronously slide inwards, and the whole demolding process is completed. Compared with a traditional demolding mode, the demolding efficiency is greatly improved, and the demolding time is shortened; by the adoption of the gradual demolding mode, direct beating and violent disassembly of the mold and the concrete body are avoided, the risk that the inner mold and the concrete body are damaged is effectively reduced, the surface integrity and the internal structural strength of the concrete body are guaranteed, the service life of the inner mold is prolonged, and the production cost is reduced.

The invention relates to the technical field of concrete block production, and discloses a self-insulation concrete block forming device which comprises a base and a mold box, a mounting frame is fixedly arranged at the top of the base, and a vibration groove is formed in the top of the base. During use, the mounting frame moves downwards to drive the discharging head to move synchronously, and when the mounting frame moves to a proper height position, the sliding mechanism drives the two convex sliding blocks to do reciprocating horizontal motion above the mold box, so that uniform arrangement of slurry can be realized; under the matching action of a linkage mechanism, a vibration mechanism and an elastic mechanism, the mold box vibrates up and down in a reciprocating mode, the uniform material distribution effect is improved, bubbles in slurry are rapidly discharged, the production quality is improved, and after building blocks are formed, a scraping plate is driven to move downwards to achieve the scraping function through the action of a control mechanism; and the mold frame is driven to move upwards under the matching action of the electromagnetic adsorption mechanism and the demolding mechanism, so that the demolding function is realized.

The invention is suitable for the technical field of powder metallurgy and advanced ceramic material sintering equipment, and provides an integrated flash sintering device for vacuum and a sintering method. The device comprises a power supply module, a high vacuum module, a first servo hydraulic machine, a second servo hydraulic machine, a third servo hydraulic machine, a mold rotation switching module, a vacuum feeding module, a green body pressing module, a demolding and mold cleaning module and a mold transfer module. According to the invention, an integrated gear tray design is adopted to integrate the functions of die installation, graphite paper treatment and green body pressing, and online synchronous cleaning of an electrode and a die is realized through die fixation and a cleaning brush arranged in a cleaning drum; therefore, full-automatic, high-efficiency and high-stability continuous production of flash sintering from powder filling to finished product collection is realized.

The utility model discloses an injection mold convenient to demold. The injection mold convenient to demold comprises a top plate, an upper mold base, a lower mold base, a bottom plate, a demolding driving mechanism, a first core-pulling insert, a second core-pulling insert and a third core-pulling insert, a first cavity seat is arranged at the bottom of the upper die seat, a second cavity seat is arranged at the top of the lower die seat, two symmetrically-arranged forming cavities are formed between the first cavity seat and the second cavity seat, each forming cavity is provided with a first pipe opening, a second pipe opening and a third pipe opening, and the first core-pulling insert is arranged at the side end of the first pipe opening. The second core-pulling insert is arranged at the side end of the second pipe opening, the third core-pulling insert is arranged at the side end of the third pipe opening, and the demolding driving mechanism is connected with the first core-pulling insert. The first core-pulling insert, the second core-pulling insert and the second core-pulling insert are respectively arranged on the pipe orifices in different directions of the forming cavity, so that independent core-pulling operation of the three-way pipe fitting in all directions can be realized, mutual interference in the core-pulling process is effectively avoided, and the demoulding smoothness of a product is improved.

The invention relates to a large-scale high-temperature alloy blank casting method capable of controlling the casting size, and belongs to the technical field of high-temperature alloy casting. Measuring a temperature curve of the sand mold after the high-temperature alloy is poured; a process model is created, simulation software is used for carrying out stress deformation simulation, a part model of the casting is created, the simulation result of the part model and the simulation result of the process model are compared, the reduced scale, correction and the machining amount are adjusted in real time, and the process model is obtained; manufacturing a process pattern according to the process model, and producing a sand mold by utilizing the process pattern; creating a sand core model, inputting sand mold temperature curve parameters into simulation software, carrying out sand core deformation stress simulation, measuring sand core deformation stress, and manufacturing a core box according to the sand core model; a core bar is manufactured according to the design, the manufactured core bar is placed in a core box, and a sand core is manufactured; demolding the sand core; combining the sand core with the sand mold to obtain a casting cavity; and molten steel is poured into a casting cavity, and a casting blank is formed after cooling and solidification.

The invention relates to an end formwork mounting and dismounting platform and a formwork dismounting and erecting method, and belongs to the technical field of formwork mounting, the end formwork mounting and dismounting platform comprises a base and a fixing support fixedly arranged on the base, the fixing support comprises a fixing frame and a hanging frame, the fixing frame is fixedly arranged on the base, and the hanging frame is located on one side of the fixing frame and used for hanging an end formwork; the suspension frame comprises a plurality of suspension rods arranged on the fixing frame; a bearing seat is arranged on the suspension rod, the end mold is borne on the bearing seat, the bearing seat is arranged on the suspension rod in a sliding mode, the bearing seat slides in the length direction of the suspension rod and slides in the direction perpendicular to the length direction of the suspension rod, and a transverse adjusting piece is arranged on the top face of the bearing seat and used for driving the end mold to transversely move on the bearing seat; a fixing piece is arranged on the bearing seat and used for fixing the end mold to the bearing seat after the end mold is aligned with the box mold and in the butt joint process. The end mold has the effect of improving the end mold mounting and dismounting efficiency.

The invention relates to the technical field of die-casting production and manufacturing of metal parts, in particular to a magnesium alloy die-casting die device. The mold comprises a mold mechanism, the mold mechanism comprises a first mold assembly, a second mold assembly and a feeding mechanism, a plurality of receding openings are formed in the peripheral sides of the first mold assembly and the second mold assembly, liquid pouring gates and cavities are formed in the first mold assembly and the second mold assembly, and the feeding mechanism comprises a feeding barrel and a sprue spreader; when the first mold assembly and the second mold assembly are closed, the mold core is located in the mold cavity; the core pulling assembly comprises a fixing frame connected with the mold core and a driving device connected with the fixing frame; the overflow discharging system comprises an overflow groove, an exhaust channel and an exhaust mechanism; and the pre-jacking mechanism is configured to act on the die-casting metal part during die opening. The technical problems of turbulence air entrapment, shrinkage cavity shrinkage porosity, demolding damage and the like are effectively solved, and the production quality and efficiency of magnesium alloy die-casting parts are improved.

The utility model discloses an oil pipe forming die which comprises a die body, the die body comprises a movable runner plate, and a first forming assembly, a second forming assembly, a third forming assembly and a fourth forming assembly are arranged in the die body. A first side core-pulling assembly, a second side core-pulling assembly, a third side core-pulling assembly, a fourth side core-pulling assembly and a fifth side core-pulling assembly are further arranged in the mold body, the first forming assembly is connected with the first side core-pulling assembly, and the first forming assembly and the second forming assembly are arranged in a spaced mode and connected through the second side core-pulling assembly. The third forming assembly and the second forming assembly are arranged in a spaced mode and connected through a third side core-pulling assembly, the fourth forming assembly and the third forming assembly are arranged in a spaced mode and connected through a fourth side core-pulling assembly, and the fourth forming assembly is further connected with a fifth side core-pulling assembly. According to the utility model, the core-pulling assemblies are linked to synchronously pull the core and demould the pipe column, so that the core-pulling demoulding device is applicable to the processing and manufacturing of automobile oil pipes.

The invention discloses a shaping mold facilitating rapid demolding of a plastic product, and relates to the field of injection molds, the shaping mold comprises a top mold, and the shaping mold has the advantages that a spray head can be hidden in the mold, the integrity of a mold cavity is prevented from being influenced, the injection molding quality is guaranteed, spraying of a demolding agent and injection molding of a plastic part are not interfered, and the injection molding efficiency is improved. Meanwhile, the shaping mold can automatically spray a release agent, manual participation in injection molding of all plastic parts is not needed, a mechanical arm is not needed, the cost is reduced, time and labor are saved, meanwhile, the injection molding efficiency is fully improved, control programming and use of a position sensor do not need to be considered, the injection molding process is fully simplified, and the risk of device damage is reduced; the later maintenance cost is relatively low, and the detection of mold closing is closely linked with the spraying of the release agent, so that the application of the release agent and the detection of mold closing do not need to be carried out at intervals, the splashing of molten materials is avoided, the safety is improved, the injection molding period is greatly shortened, and the production efficiency is improved.

The invention relates to the technical field of environment-friendly tableware injection molding devices, and discloses an environment-friendly tableware production injection molding device capable of recycling plastic waste, the environment-friendly tableware production injection molding device comprises a fixing frame, the inner wall of the fixing frame is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a mold pressing plate, and the front side of the mold pressing plate is fixedly connected with a moving column; a movable column is fixedly connected to the front side of the fixed frame, a fixed plate is fixedly connected to the front side of the movable column, a fixed mold shell is fixedly connected to the inner wall of the fixed frame, a sliding column is slidably connected to the inner wall of the fixed mold shell through a spring, a pressing plate is fixedly connected to the front side of the sliding column, and a push plate is fixedly connected to the rear side of the sliding column. The hydraulic cylinder can drive the push plate to move to push out the injection-molded mold in the fixed mold shell, the dependence on a heating system can be reduced by assisting in pushing out the mold, and therefore energy consumption is reduced, and it is further ensured that the shape of a product is kept complete in the demolding process.

The invention relates to the technical field of injection molding devices, in particular to a convenient-to-demould injection molding device for producing automotive interior plastic parts, which comprises an injection molding machine body, a cleaning structure, a transmission structure, a sealing structure, a collecting structure, a lubricating structure, a demoulding structure, a movable module, a mould, a sliding seat and a blanking barrel, the sealing structure can relieve sealing of the connecting pipe and seal the discharging barrel, the cleaning structure can clean attachments in the discharging barrel through cooperation of a scraper blade and vacuum, an operator does not need to climb to clean the attachments, the cleaning safety is improved, the transmission structure conveniently drives the connecting frame to slide up and down, the filter screen is shaken, blockage is prevented, and the cleaning efficiency is improved. The demoulding structure is convenient for pushing a plastic part to realize demoulding, the lubricating structure is convenient for lubricating the ejector rod, reducing the abrasion of the ejector rod and ensuring the smooth movement of the ejector rod, and the collecting structure is convenient for collecting cleaning material residues in the collecting box, so that the collecting efficiency is improved, the material treatment is convenient, secondary cleaning is not needed, and the cleaning efficiency is improved.

The utility model relates to a forming die, in particular to a radiator forming die. The utility model provides the radiator forming mold convenient for double-cavity demolding. The device comprises a rack, die boxes, box covers, a tensioning adjusting assembly, a demolding assembly and the like, the two vertically-arranged die boxes are installed on the top of the rack, the box covers are assembled on the opposite sides of the two die boxes, the die boxes and the box covers are matched to be used for die-casting forming of a radiator, the tensioning adjusting assembly is connected between the two box covers, and the demolding assembly is connected with the tensioning adjusting assembly. A demolding assembly capable of ejecting the radiators on the two sides out at the same time is arranged between the rack and the mold box. The box covers on the two sides can be conveniently assembled with or disassembled from the mold box at the same time through the tensioning adjusting assembly; and through the demolding assembly, the radiators formed in the mold boxes on the two sides can be conveniently ejected out, demolded and unloaded at the same time, operation is easy and convenient, and the rapid demolding efficiency of the forming mold of the double-cavity structure can be improved.

The invention discloses a mold tool for preparing a heat dissipation copper plate of an IGBT (Insulated Gate Bipolar Translator) module, which relates to the field of preparation of needle type heat dissipation copper plates and comprises a base plate, a bearing and moving part arranged on the base plate, and a forming device and a demolding device which are sequentially arranged at the top of the base plate and stretch across the bearing and moving part, and a plurality of needle-shaped structure forming plates which are sequentially overlapped from top to bottom are arranged at the execution end of the bearing moving part. According to the mold tool, in the rough blank copper plate forming process, low-pressure extrusion forming of a metal copper plate is achieved through the forming device, slitting treatment of an overlong needle-shaped structure is achieved through the needle-shaped structure trimming device, and the multiple stacked needle-shaped structure forming plates can be independently unloaded through the demolding device; the influence on the needle-shaped structure during demolding of the needle-shaped structure forming plate is effectively reduced, meanwhile, the demolding device can repeatedly bend the copper plate flash structure while removing the needle-shaped structure forming plate, metal fatigue can be conveniently generated at the contact position of the flash and the copper plate, and follow-up removal of the flash is facilitated.