236 results about "Injection product" patented technology

The invention relates to an injection molding product defect detection method based on machine vision, which comprises the following steps: collecting material information of a to-be-detected injection molding product in real time, and dynamically matching and adjusting light source parameters according to spectral reflection characteristics of materials to ensure image collection quality; secondly, the collected images are preprocessed, edge features and texture features are extracted, a three-dimensional model is constructed through multi-view image splicing, and three-dimensional defect features are extracted; thirdly, the multi-dimensional features are input into a deep learning model, the defect probability is calculated through feature fusion and forward propagation, and whether the product has defects or not is judged; if the defect exists, further identifying the defect category, and calculating the number and size of the defect; and generating a standardized detection report based on the defect information. According to the method, the image adaptability of products made of different materials is improved through dynamic light source adjustment, the two-dimensional and three-dimensional features are fused, the defect recognition accuracy is improved, and full-process automation from qualitative judgment to quantitative analysis of the defects is achieved.

The invention discloses an AI quality control system based on digital twinning, and relates to the technical field of injection molding product production, and the system comprises a data acquisition module, a digital twinning modeling module, an AI quality detection module, a quality analysis module and an environment optimization module. The data acquisition module collects production and environment data in real time, the digital twin modeling module obtains a high-precision model by simulating the production process, and the AI quality detection module compares simulation data with standard data, calculates a forming deviation coefficient and adjusts process parameters. The quality analysis module detects the injection molding defect risk through the stress concentration coefficient, and the environment optimization module monitors the production environment and provides an optimization strategy when an early warning instruction is triggered. The system can monitor the production process in real time, dynamically adjust technological parameters, improve the production efficiency and the product quality and reduce the rejection rate.

The invention relates to a composition of polyester particles and sodium hyaluronate, which is prepared by the following steps: preparing PCL (Polycaprolactone) microspheres with the particle size of 20-50 microns by an emulsion method; hA is selected, and a PBS buffer solution is used for preparing an HA solution; repeatedly freezing and thawing in a refrigerator at-80 DEG C for 3 times to form micro-crosslinked HA gel; and mixing the microspheres and the micro-crosslinked HA gel according to a mass ratio of 25: 75. The invention provides a technology of taking the physically micro-crosslinked HA as a suspension carrier, so that the polyester particles or microspheres can be stably suspended in an HA solution system without a chemical crosslinking agent, and an injection product has better biocompatibility and safety. HA which does not contain a chemical cross-linking agent and polyester particles / microspheres are mixed to serve as a medical beauty filling system, and the problem of stable suspension of the polyester particles / microspheres in the HA is solved by performing physical micro-crosslinking on the HA.

The utility model discloses automatic punching and receiving equipment for multi-cavity injection products, which comprises a rack, a first carrier transferring mechanism, a manipulator clamp, a runner cutting machine, a transfer carrying module, a second carrier transferring mechanism, a water gap cutting machine, a blanking carrying module and a material distribution box mechanism, wherein the first carrier transferring mechanism, the manipulator clamp, the runner cutting machine, the transfer carrying module, the second carrier transferring mechanism, the water gap cutting machine, the blanking carrying module and the material distribution box mechanism are mounted on the rack; a manipulator clamp is arranged above the input end of the first carrier transferring mechanism in a butt joint mode, a runner cutting machine is further arranged above the first carrier transferring mechanism in a butt joint mode, and the transfer carrying module carries products on the first carrier transferring mechanism after runner cutting to the second carrier transferring mechanism. A water gap cutting machine is arranged above and below the second carrying seat transferring mechanism in a butt joint mode, and a discharging carrying module and a material distribution box mechanism are arranged at the output end of the second carrying seat transferring mechanism in a butt joint mode. By means of the mode, the injection molding runner and the injection molding water gap are sequentially cut twice, hot cutting of the water gap is achieved, cutting precision and notch flatness are guaranteed, product quality is guaranteed, and products are packaged in cavities.

The invention relates to the technical field of injection molds, in particular to a PP (polypropylene) plastic injection mold for ABS (acrylonitrile butadiene styrene), which comprises a workbench, a feeding port, a heating system, a propelling system, a cavity body and a core body, and further comprises a propelling plate arranged on one side of the propelling system and used for mounting and pushing the core body to be attached to the cavity body; according to the PP plastic injection mold for the ABS, the four scraping rods which are arranged at the four corners of the mold core body at equal intervals are arranged on one side of the pushing plate, mold flashes on the outer side of the mold core body can be directly scraped, the flashes are effectively removed, and the appearance quality and the size precision of an injection product are improved; the scraping rod can slide in the rectangular groove or the circular groove according to the shape of the mold core body and the shape of the mold cavity body, linear and arc movement is achieved, the flash treatment requirements of molds of different shapes are met, and the universality of the molds and the flash treatment flexibility are improved.

The double-color injection mold comprises a fixed mold, a movable mold and an ejection mechanism, a pressing block is arranged on the periphery, corresponding to a first cavity and a second cavity, of a female mold, the pressing block is connected to the female mold in a sliding mode, an inwards-concave driving groove is formed in the pressing block, a first driving block matched with the driving groove is arranged at the position, corresponding to the first cavity, of a male mold, and a second driving block matched with the driving groove is arranged at the position, corresponding to the second cavity, of the male mold. When the first driving block is matched with the driving groove, the pressing block is driven to move to press the peripheral edge part of the primary injection molding product, when the second driving block is matched with the pressing block, the pressing block is driven to move outwards to be separated from the peripheral edge part of the primary injection molding product, and a bearing piece used for bearing and abutting against the primary injection molding product is arranged on the periphery, corresponding to the second cavity, of the male die. The bearing piece bears and abuts against the primary injection molding product before the pressing block is separated, the outer periphery of the primary injection molding product is pressed in the female die through the pressing block, the pressing block and the bearing piece are combined for use, it is ensured that the primary injection molding product is always pressed in the female die in the period of switching to the second injection molding, and the injection molding quality and effect are effectively improved.

A localized product injection system includes a composite boom tube having a carrier fluid passage within a tube body, and at least one injection product passage within the tube body isolated from the carrier fluid passage. A plurality of port stations are provided at locations along the tube body. Each of the port stations includes a carrier fluid outlet port and at least one injection product outlet port. A localized injection interface is coupled at a port station. The injection interface includes a carrier fluid input coupled with the carrier fluid outlet port, and at least one injection product input coupled with the at least one injection product outlet port. The injection interface includes at least one throttling element in communication with the at least one injection product input, a mixing chamber, and an injection port configured for localized coupling and injection to a product dispenser.

The present invention provides an in-mold cutting injection mold and its usage method. The in-mold cutting injection mold includes a fixed mold and a moving mold. The moving mold is connected to the fixed mold to form a mold cavity. The in-mold cutting injection mold further includes: a sprue plate, which is arranged on the moving mold, and a sprue communicating with the mold cavity is arranged on the sprue plate; an ejection mechanism, which is movably arranged on the moving mold; a cutting tool, one end of the cutting tool is connected to the ejection mechanism, and the other end of the cutting tool is located at the connection position between the sprue plate and the mold cavity. The cutting tool cuts the sprue material at the connection position between the sprue plate and the mold cavity through the drive of the ejection mechanism. By setting the cutting tool and driving it through the ejection mechanism, automatic in-mold removal of the sprue material connected to the injection product is achieved, eliminating the operation difficulty of manual removal and improving production efficiency. At the same time, the sprue material is removed when the injection product is not completely cooled and hardened, eliminating the breaking marks presented on the injection product.

The invention discloses an injection molding product defect detection method and system based on computer vision, and relates to the field of intelligent detection.The method comprises the steps that firstly, product surface images under diffuse reflection light and low-angle grazing light are captured synchronously; then, a double-flow convolution auto-encoder architecture is adopted, defect-free samples are used for training two branch networks, the two branch networks are made to learn the reconstruction capacity and potential feature distribution of a normal product under the two illumination conditions, cross-modal comparison is carried out through local reasoning, and the consistency constraint relation between illumination view angles is extracted; and finally, forming a multi-dimensional abnormal score in combination with a double-flow reconstruction error and a cross-modal feature difference coefficient, and judging defects by using a dynamic threshold value. According to the method, the surface state base line can be modeled without marking rare defects, the detection sensitivity of low-contrast and light-sensitive defects is enhanced, unknown defect types are effectively identified, and the generalization detection capability of gradual change type or composite type defects is improved.

A variable pressure controlled injection method, a semi-finished injection product, and a co-injection product manufacturing method are provided. The variable pressure controlled injection method includes providing an injection molding system, injecting a first foaming material, and performing a foaming step. The injection molding system includes a first variable pressure mold and a second variable pressure mold. In the foaming step, the first variable pressure mold and the second variable pressure mold apply a first pressure and a second pressure to the first foaming material respectively, and then the first foaming material is heated to form a semi-finished injection product. The semi-finished injection product includes a microporous layer and a solidified layer. The co-injection product manufacturing method includes injecting a second foaming material onto the semi-finished injection product and heating under a stable internal pressure to complete foam and obtain a co-injection product.

The invention provides a multi-layer injection molding device for a thick-wall plastic part, which is used for forming the thick-wall plastic part divided into 2n + 1 layers through injection molding and comprises a fixed mold and a movable mold, 2n fixed stations are distributed on the fixed mold in the circumferential direction of the fixed mold, and 2n movable stations are arranged on the movable mold in the circumferential direction of the movable mold; n is a natural number; the 2n fixed stations and the 2n movable stations form 2n injection molding stations, the movable mold is provided with a moving assembly, and the moving assembly can move a workpiece formed by injection molding of the previous injection molding station to the next injection molding station; a first layer structure located in the center area of the thick-wall plastic part is formed in the first injection molding station in an injection molding mode. According to the device disclosed by the invention, through a mode of performing multi-layer injection molding, firstly injecting a core part of a product and then performing layered injection molding on two sides of the product for multiple times, resin of each layer is cooled most sufficiently, and the problem of long molding period is solved.

The utility model discloses a short lead sheath injection molding device. An upper mold is arranged at the bottom end of an injection molding head and corresponds to the rear side of a workbench, the middle of the workbench is rotationally connected with a rotary table, a motor is arranged above a base and is in transmission connection with the rotary table through a connecting base, the rotary table is round, and lower molds are arranged on the front side and the rear side of the rotary table. According to the device, an operator can conveniently guide and limit the end part of the wire harness to be bent into an L shape, the efficiency of the operator is improved, the workload of the operator is reduced, the operator can conveniently continue to fix the wire harness to be subjected to injection molding in the injection molding process, the production efficiency of a product is improved, and the labor intensity of the operator is reduced. According to the device, an operator can conveniently take down an injection product, stress points are prevented from being concentrated due to the arrangement of multiple points, damage to the product is further avoided, the yield of the product is increased, and the production cost is reduced.

The invention discloses two-shot imprinting equipment and a two-shot imprinting method, and relates to the technical field of injection molding.The two-shot imprinting equipment comprises a rear mold, a two-shot mold, a front mold and an ejector pin assembly, a supporting face is formed at one end of the rear mold, and a channel extending to the supporting face is formed in the rear mold; the second injection mold and the rear mold are oppositely arranged, and the second injection mold can move in the direction close to the forming part so as to be arranged on the periphery of the forming part in a surrounding mode or move in the direction away from the forming part so as to be separated from the forming part; a second injection cavity can be defined by the front mold, the second injection mold and the first injection product; the ejector pin assembly is arranged corresponding to the channel and can stretch into the channel, move towards the front mold and eject out of the supporting face, and eject up the first-shot product so as to stamp the first-shot product. According to the invention, through the cooperation of the front mold and the second-injection mold, the space towards which the appearance surface of the first-injection product faces is reserved, so that the appearance surface of the first-injection product is not pressed, flaws caused by the damage of the appearance surface of the first-injection product due to pressing are avoided, and the yield of the first-injection product is improved.

The invention provides an injection molding product defect detection method and equipment based on SMA2-U-Net and semi-supervised training, and belongs to the technical field of injection molding product production. The injection molding product defect detection method comprises the following steps: constructing an image data set of an injection molding product, wherein the image data set comprises a semantic segmentation training set formed by defect injection molding samples which occupy a small part and have labels and an image reconstruction auxiliary training set formed by normal injection molding samples which occupy a large part and have no labels; respectively inputting the semantic segmentation training set and the image reconstruction auxiliary training set into a defect detection model based on an SMA2-U-Net architecture by adopting a semi-supervised learning strategy, and sequentially carrying out alternate training of a semantic segmentation main task and an image reconstruction auxiliary task; and deploying the defect detection model, inputting the image data of the injection molding product into the defect detection model, and outputting a defect detection result. According to the method, the dependence of model training on labeled defect sample data can be reduced, and the problems that in the prior art, model over-fitting is likely to be caused, and the accuracy and robustness of the detection effect are insufficient are solved.

The invention discloses automatic tapping equipment, and relates to the field of drilling and tapping, the automatic tapping equipment comprises a machine base, a limiting rotating seat is arranged on the machine base, a driving wheel is rotatably connected to the limiting rotating seat, a first driving piece is arranged on the machine base, a first mounting rod is rotatably connected to the limiting rotating seat, and a first driven wheel is arranged on the first mounting rod; a guide arc plate is arranged on the limiting rotating seat, the guide arc plate and the driving wheel are coaxially arranged, a plurality of guide rotating seats are arranged on the guide arc plate in a sliding mode, a second mounting rod is rotationally connected to the guide rotating seats, a second driven wheel is arranged on the second mounting rod, and a second driving part is rotationally arranged on the side wall of the guide arc plate; and mounting devices are arranged at the ends, away from the first driven wheel, of the first mounting rod and the second mounting rod correspondingly, a sliding seat is slidably connected to the machine base, a third driving part is arranged on the machine base, and a clamping device used for clamping injection products is arranged on the sliding seat. The machining efficiency of machining injection products is improved, and the machining effect of the products is ensured.

The utility model relates to a mould exhaust structure of annular injection product, and relates to the technical field of mould exhaust structure, including upper die and lower die, the upper die is connected with upper insert needle, the lower die is connected with lower insert needle, the upper die is equipped with forming cavity, the upper end portion of lower insert needle extends to the forming cavity and is with the lower end portion of upper insert needle is low, the utility model discloses solve the device in traditional technology when producing thin -walled annular product, adopt inside multiple runner and glue, when the average wall thickness of product is very thin, the velocity and pressure will be greater, if exhaust does not guide out mould, will produce bubble between runner and runner, affect the problem of product yield.

The utility model discloses a mold structure for improving burrs of a PPS (polyphenylene sulfite) bumping hole, relates to the technical field of production of electronic component injection products, and solves the problems that a cylindrical pin on a mold is easy to expand due to high-temperature thermal expansion to damage the mold and influence the quality of the product in the injection production of the product. The sleeve is internally provided with a guide channel, and a limiting cavity is formed between the guide channel and the sliding block; the cylindrical part is movably arranged in the guide channel, the front end of the cylindrical part extends out of the guide channel, and a limiting part matched with the limiting cavity is arranged at the rear end of the cylindrical part; and a spring. The die structure can prevent the cylinder part from being damaged due to thermal expansion and lengthening, a gap is formed between the limiting part at the rear end of the cylinder part and the sliding block, the cylinder part has a retreating space, meanwhile, due to the effect of the spring, the cylinder part of the cylinder part penetrates through the small hole in a colliding mode, and no gap exists between the front end face of the cylinder part and the die part. And burrs of the round holes are prevented.

The invention discloses a novel ceramic automotive trim processing technology, and particularly relates to the technical field of automotive trim processing, and the novel ceramic automotive trim processing technology comprises the following steps: S1, selecting injection molding raw materials, designing a mold according to a preset shape of an automotive trim, and putting the injection molding raw materials into an injection molding machine to complete injection molding to obtain an injection molding product smooth plate piece with a flat surface; s2, cleaning and polishing the appearance surface of the smooth plate part of the injection molding product; s3, modified acrylic resin primer is evenly sprayed to the appearance face of the cleaned and polished injection product polished plate, and after spraying is completed, the injection product polished plate is fed into drying equipment to be completely cured; s4, corresponding intermediate paint is selected according to the preset ceramic effect, and if the texture of common ceramic needs to be presented, modified acrylic resin shell paint is sprayed. According to the invention, the complex flow of the traditional ceramic manufacturing process and the incapability of using a high-temperature sintering process in the interior industry are abandoned, and the defects that the traditional ceramic is fragile and is not suitable for consumer products are overcome.

The utility model discloses a separation structure for injection product production, which relates to the field of injection molding and comprises a bottom table, the top of the bottom table is fixedly connected with an injection molding device, the top of the bottom table is fixedly connected with a separation device, the injection molding device comprises a fixed mold, and the fixed mold is fixedly connected to the top of the bottom table. Four supporting columns are fixedly connected to the top of the fixed mold, a top plate is fixedly connected to the tops of the four supporting columns, and an air cylinder is fixedly connected to the bottom of the top plate. Through the arrangement of the connecting rod and the rack, the slotted vane can do reciprocating motion, the sliding column can slide along the C-shaped groove in a reciprocating mode under the cooperation of the slotted vane and the supporting frame, and the sliding column can drive the swing rod to swing in a fixed track of 90 degrees under the action of the sliding sleeve, so that a finished product is separated, taken and placed in a reciprocating mode, manual positioning is not needed, and the working efficiency is improved. By arranging an electric push rod and a point control suction cup, finished products are adsorbed and put down, so that the finished products can be kept complete and cannot be damaged due to external force.

The invention discloses an injection product production process adjusting method and system, and relates to the field of process optimization. The method comprises the following steps: acquiring and analyzing drawing information of a non-labeled plastic product to obtain product information; according to the product information and a preset production process framework, adopting a multi-objective optimization algorithm to generate a process parameter table of the production process; performing global sensitivity analysis on the process parameter table of the production process by adopting a sobol algorithm to obtain a first-order sensitivity index and a total-order sensitivity index of a plurality of process parameters to a product quality index; according to the first-order sensitivity index and the total-order sensitivity index of the multiple process parameters to the product quality index, a debugging strategy of the multiple process parameters is determined, and the debugging strategy comprises a debugging priority, an interaction parameter debugging proportion table and a debugging range; and outputting a debugging strategy of the plurality of process parameters to guide a process engineer to adjust the production process. The problems of long debugging period and high cost of the current non-labeled plastic product production process are solved.

The utility model discloses an ejection structure for an injection mold, which comprises an upper mold assembly and a lower mold assembly, and the upper mold assembly comprises an upper mold plate and an upper mold core; the lower die assembly comprises a lower die plate, a lower die core and an ejector plate, the lower die core and the upper die core are closed to form a cavity, a rotating shaft is rotationally connected into the lower die plate through a bearing, the top end of the rotating shaft extends into the cavity and is provided with a thread forming part, the bottom end of the rotating shaft extends to the position below the lower die plate and is connected with a gear, and an ejector pin and a driving block are arranged at the top of the ejector plate. The top end of the driving block is provided with a driving slope, the bottom of the lower die plate is connected with a driven block through a horizontal sliding groove, the bottom end of the driven block is provided with a driven slope in contact fit with the driving slope, the driven block is connected with a rack in meshed connection with the gear, and a reset spring connected with the driven block is fixed in the horizontal sliding groove. The ejection structure for the injection mold can effectively eject and demold an injection product with threads, and has the advantages of being stable in work, safe and reliable.

The application discloses an injection mold with a cooling assembly, comprising a fixed mold body, a movable mold body, a cooling assembly, a ferromagnetic bottom plate and an electromagnet, and can realize cooling treatment of the mold after injection molding by the fixed mold body and the movable mold body, detect local high-temperature places of the finished product by the cooling assembly, and make the heat-absorbing block move and tightly adhere to the heat-conducting inner liner and absorb the heat of the high-temperature part of the finished product under the action of the high temperature, so that the heat absorbed by the heat-absorbing block is taken away by the flow of the cooling liquid in the return hose, and the effect of cooling is achieved. Through the high-temperature detection of the injection product by the cooling assembly, the local high temperature can be cooled, and the cooling is beneficial to subsequent demolding, so that the damage and deformation of demolding are greatly reduced, the cost caused by the damage is reduced, and the working efficiency of injection molding is effectively improved.

The present invention provides a multi-layer injection molding device for thick-walled plastic parts, which is used for injection molding thick-walled plastic parts divided into 2n + 1 layers, and includes: a fixed mold and a movable mold; 2n fixed stations are arranged along the circumferential direction of the fixed mold, and 2n movable stations are arranged along the circumferential direction of the movable mold; n is a natural number; the 2n fixed stations and the 2n movable stations form 2n injection molding stations, and a moving component is arranged on the movable mold, and the moving component can move the workpiece formed by injection molding at the previous injection molding station to the next injection molding station; the first injection molding station injects and forms the first layer structure located in the central area of the thick-walled plastic part. The device of the present invention adopts multi-layer injection molding, first injects the core of the product, and then injects and forms the two sides of the product in multiple layers in a divided manner, so that the resin of each layer can be cooled most sufficiently, and the problem of long molding cycle is solved.

The temperature control channel structure comprises a fixed mold, a temperature control assembly is installed in an inner cavity of the fixed mold, a controller is installed on the front wall of the fixed mold, heat dissipation assemblies are installed on the outer side walls of the fixed mold, positioning rods are fixedly installed at the four corners of the top wall of the fixed mold, and a movable mold is installed on the top wall of the fixed mold. Sliding openings are formed in the positions, corresponding to the outer walls of the positioning rods, of the top wall of the movable mold. According to the temperature control channel structure of the injection mold, through mutual cooperation of all parts in the heat dissipation assembly and the temperature control assembly, when an injection product is cooled, due to the fact that a first pipeline and a second pipeline are designed during wrapping, all positions of the internal injection product can keep the same cooling speed during cooling; the situation that the cooling temperature is not uniform can be prevented, the good working efficiency is achieved when the temperature of the injection molding product is controlled, and the production work of the product is improved to a greater extent.

The utility model relates to the technical field of injection molding machines, in particular to a stripping mechanism of an injection molding machine, which comprises a base, symmetrically distributed die holders are arranged above the base, injection molding cavities are arranged on opposite sides of the die holders, stripping components are arranged on the die holders, and each stripping component comprises an inflation box, a sliding seat and a push plate. The inflation boxes are arranged in the mold base in an array shape, a plurality of air injection pipes communicating with the injection molding cavity are arranged on the inflation boxes, the sliding base is arranged in the inflation boxes, a demolding mechanism is arranged on the left side of the sliding base, and the demolding mechanism comprises a vibration plate, an ejector rod and a miniature vibrator; and the push plate is arranged on the side away from the injection molding cavity, a plurality of evenly-distributed push rods are arranged on the push plate, and all the push rods penetrate through the inflation box and are fixedly connected with the sliding base. Through a mode of combining vibration and air flow, the demoulding efficiency of an injection product is improved, and the product is effectively prevented from being damaged and deformed.

The utility model discloses a two-way two-section type sliding block structure which comprises a base and a sliding block, the sliding seat assembly is connected to the base, and the sliding seat assembly is provided with a first supporting part and a plurality of protruding parts; each inclined sliding block is connected into the sliding seat assembly in a sliding manner, and each inclined sliding block is provided with a forming part which can be matched with the corresponding protruding part to form a buckling position of the injection molding product; an output shaft of the driving part is connected with a sliding block seat assembly capable of moving along with the output shaft, and the sliding block seat assembly can push the multiple inclined sliding blocks to move from the disengaging position to the forming position or move from the forming position to the disengaging position; and the linkage assembly is arranged between the pushing assembly and the sliding seat assembly, and the linkage assembly can drive the sliding seat assembly to slide so that the protruding part can be separated from the buckling position of the injection product. The utility model further provides a die which comprises the bidirectional two-section type sliding block structure. The utility model provides the bidirectional two-section type sliding block structure which is convenient to demould. The utility model further provides a die.

The utility model discloses an injection mold with a cooling system, which comprises a water cooling system arranged in an injection mold body, and the water cooling system is provided with an upper water cooling pipe and a lower water cooling pipe and is positioned on the peripheries of the upper part and the lower part of a mold core; the water-cooling ends are connected to the inlet ends and the outlet ends of the upper water-cooling pipe and the lower water-cooling pipe; the oil cooling system is provided with an oil cooling pipe which is arranged around the mold core; and the oil cooling end is connected to the inlet and outlet ports of the oil cooling pipe. The water cooling system and the oil cooling system are combined for use, so that the defects of sink marks, bubbles and the like on the surface of an injection product are effectively reduced, the appearance quality of the product is improved, and the improvement of cooling efficiency is beneficial to reducing the shrinkage and deformation of plastic in a mold, so that the surface of the product is smoother and smoother; and the water cooling system and the oil cooling system are combined for use, so that the more uniform cooling effect is realized, the internal stress of the product caused by non-uniform temperature is reduced, and the structural strength and durability of the product are improved.

The utility model discloses a plastic part injection mold capable of automatically demolding, which comprises a fixed plate, a lower mold fixedly connected to the upper end surface of the fixed plate, an upper mold movably connected to the upper end surface of the lower mold, a top plate slidably connected to the inner bottom wall of the lower mold in a sealing manner, and two symmetrical ejector rods fixedly connected to the lower end surface of the top plate, the lower end face of the fixing plate is fixedly connected with a positioning frame, the positioning frame is fixedly connected with a fixing block, and the fixing block is fixedly connected with an electric telescopic column. Through butt joint of the lower mold and the upper mold, rapid injection molding can be conducted in the mold, and after injection molding cooling is completed, the upper mold is separated from the lower mold; the electric telescopic column stretches out to drive the extrusion block to move, the extrusion block extrudes the stress block, and the stress block extrudes the stress block to move upwards, so that the two ejector rods slide relative to the lower mold and drive the ejector plate to move upwards, an injection product is subjected to rapid demolding treatment, the mold using efficiency is improved, and the working efficiency is improved.

The application provides a double-color injection mold and belongs to the technical field of molds. The double-color injection mold solves the problem of how to improve the appearance quality of a double-color injection product. The double-color injection mold comprises a first fixed mold and a movable mold. The parting surface of the first fixed mold is a fixed mold parting surface one. The first fixed mold is provided with a glue sealing step which is protruded relative to the fixed mold parting surface one. The glue sealing step is located at the joint of the cavity of the first fixed mold and the fixed mold parting surface one. The upper surface of the glue sealing step is a glue sealing surface and the width of the glue sealing surface is smaller than the width of the fixed mold parting surface one. When the movable mold contacts the glue sealing step to close the mold, a gap is formed between the fixed mold parting surface one and the parting surface of the movable mold. When the closing force is increased to continue closing the mold, the movable mold can make the glue sealing step elastically deform and make the gap close. Through the above design, the imprinting area of the mold can be greatly reduced, so that the appearance defects of the molded product caused by imprinting can be greatly reduced, and finally the appearance quality of the product is greatly improved.

The application belongs to the technical field of injection molding. An injection molding optimization control system and method based on a neural network are provided. The method comprises determining a plurality of key quality indicators in the injection molding production process and acquiring the key quality indicators in real time; inputting the acquired key quality indicators into an injection product anomaly prediction model constructed based on a neural network to obtain an injection product anomaly prediction set; determining a data acquisition time period according to the injection product anomaly prediction set and acquiring a key quality indicator set according to the data acquisition time period; optimizing an injection process parameter model using the key quality indicator set to obtain new process parameters, and controlling the injection molding production equipment to produce the next batch of injection products according to the new process parameters. The application realizes online automatic optimization of the process parameters of the injection molding production equipment.