31results about How to "Improve injection molding quality" patented technology

The invention discloses an injection mould for studying tool box stationery series, and particularly relates to the technical field of moulds. The injection mould for the studying tool box stationeryseries comprises a lower mould seat. An upper mould seat is arranged at the top of the lower mould seat, a first groove is formed in the top end of the lower mould seat, a clamping groove is formed inthe middle of the first groove, an injection mould plate is movably connected into the clamping groove, and a first clamping block is movably connected between the inner wall of the first groove andthe injection mould plate. According to the injection mould for the studying tool box stationery series, the clamping groove is connected with the injection mould plate in a clamped mode, the injection mould plate is fixed through the first clamping block, the mould plate is conveniently replaced, the mould manufacturing cost is lowered, the motor rotates and is connected with a connecting threaded rod in a transmission mode through a conveyor belt, thus two moving sleeves move oppositely, a pulling rod slides in a sliding sleeve, the upper mould seat is pulled to slide on the outer side of the sliding rod, the lower mould seat and the upper mould seat conveniently work in a corresponding mode, the production efficiency is improved, a raised block is matched with a second groove, a limiting pin and a limiting hole are matched, the raised block, the second groove, the limiting pin and the limiting hole are matched with a buffering cushion to reduce vibration, the upper mould seat is stabilized advantageously, mould crushing is avoided, and the injection quality is improved.

The invention discloses a simply and conveniently formed wear-proof heel lift. The heel lift comprises shoe nails and a substrate which are integrated through injection molding, wherein a wear-proof layer is arranged on the grounding outer surface of the substrate. The simply and conveniently formed wear-proof heel lift is prepared from the following components in parts by weight: 35-55 parts of polyamide resin, polysulfone, a nonionic surfactant, acyl-containing ether, an aramid fiber, glass fiber, a silane coupling agent and thienyl-containing poly-alpha-olefin. The heel lift has the advantages and beneficial technical effects that by utilizing a once injection molding manner, the heel lift is convenient to prepare, high in production efficiency and low in cost; heel lift nails are nonmetallic and light, so that the strength, tenacity and comfort level are increased, and the heel lift nails can be recycled after being abandoned; and the energy conservation and the environment protection are achieved, and the integral cost is low.

The invention discloses an injection molding part mold parameter optimization method based on a GA-ELM-GA (Genetic Algorithm-Extreme Learning Model-Genetic Algorithm). The method specifically comprises the following steps that the influence degree of process parameters on the buckling deformation of a plastic part is found out through orthogonal experimental design and range analysis, and a nonlinear function relationship between the buckling deformation and injection molding process parameters is fitted by utilizing an ELM model optimized by a genetic algorithm; and finally, a genetic algorithm is adopted to optimize the extremum of the GA-ELM network model after fitting, small buckling deformation is found out, and the actual buckling deformation problem of air conditioner support injection molding is solved to a certain extent.

The invention relates to a vacuum gel casting device. The vacuum gel casting device comprises a vacuum stirring bucket, a vacuum pump and a casting tank. A stirring motor is arranged on the upper portion of the vacuum stirring bucket. The casting tank comprises a tank body. A lifting platform is arranged in the tank body. An end cover is arranged at the top of the tank body. Lifting air cylindersare arranged on the upper portion of the end cover and are connected with the lifting platform through guide columns arranged in the tank body. The vacuum stirring bucket and the casting tank are connected with the vacuum pump through vacuumizing pipes. The vacuum stirring bucket is connected with the end cover through a flow guide pipe, and a discharging control valve is arranged at the joint ofthe vacuum stirring bucket and the flow guide pipe. The height of the bottom of the vacuum stirring bucket is larger than the height of the end cover. The vacuum gel casting device is simple in structure, small in occupied space, convenient to operate, high in grouting efficiency and high in casting quality, a manufactured blank is full in mold filling, uniform and free of bubbles, and the requirement for close-size prefabricated members in the precision machine production process can be met.

The invention provides an injection molding machine and a plasticizing component thereof. The plasticizing component is provided with a central axis and comprises a screw and a feed cylinder, which are matched with each other, wherein a composite mixing head is arranged at the top end of the screw and comprises a mixing part and a shunting part; the mixing part is used for being matched with the inner wall of the feed cylinder to form a plurality of rubber passing channels; each rubber passing channel can allow melted rubber materials to pass and effectively prevent unmelted particles from passing; the shunting part further extends forward from the front end of the mixing part and is used for being matched with the inner wall of the feed cylinder to form a plurality of shunting channels so that the melted rubber materials are further shunted and mixed. The mixing effects and the injection molding quality can be improved by adopting the injection molding machine and the plasticizing component.

The invention belongs to the technical field of injection molds, and provides an injection mold with a rapid discharging function. The injection mold with the rapid discharging function comprises a base and a mold main body located on the base, wherein the mold main body comprises a lower mold and an upper mold, and an injection molding opening is further formed in the upper mold; a liquid cooling mechanism connected with the mold main body, wherein the liquid cooling mechanism comprises a circulating pipe assembly and a cooling assembly, and the circulating pipe assembly is connected with the cooling assembly and used for cooling the mold main body; and an auxiliary cooling mechanism connected with the mold main body, wherein the auxiliary cooling mechanism comprises at least one group of heat conduction pieces, and the heat conduction pieces are connected with the mold main body and are used for carrying out auxiliary heat dissipation on the mold main body. The injection mold is novel in structure, and through cooperative use of the liquid cooling mechanism and the auxiliary cooling mechanism, the heat dissipation performance of the injection mold is effectively improved.

The invention provides a mold comprising a first mold core and a second mold core. A glue sealing surrounding wall is arranged on one side of a mold closing surface of the first mold core, an exhaustpassage is arranged on the second mold core, and the exhaust passage and the glue sealing surrounding wall are correspondingly arranged. When injection mold closing is performed, a cavity is formed between the first mold core and the second mold core, an exhaust cavity is formed between the glue sealing surrounding wall and the second mold core, the glue sealing surrounding wall isolates molten plastic in the cavity outside the exhaust cavity, a gap for leading air in the cavity into the exhaust cavity is arranged between the end face of the glue sealing surrounding wall and the second mold core, and the exhaust passage allows air in the exhaust cavity to flow outside the second mold core. The glue sealing surrounding wall can prevent the molten plastic from entering the exhaust cavity, the air in the cavity enters the exhaust cavity from the gap between the glue sealing surrounding wall and the second mold core, then the air is discharged outside the second mold core from the exhaustcavity through the exhaust passage, the air trapping phenomenon in the injection mold is prevented, and the injection molding quality of the product is improved.

The invention belongs to the technical field of communication equipment manufacturing, and discloses an injection mold for a flame-retardant shell of data interaction equipment, which solves the problem of poor injection molding quality of the existing shell made of flame-retardant plastics. The invention comprises a fixed mold installation plate and a fixed mold, the fixed mold is installed above the fixed mold installation plate, guide columns are arranged around the fixed mold installation plate, and the upper end of the guide column is covered with a movable mold installation plate A movable mold is installed under the movable mold mounting plate, the movable mold includes a movable mold cavity, the fixed mold includes a fixed mold cavity, and the movable mold cavity and the fixed film cavity together form a pouring cavity, and the pouring The mold cavity is connected with a pouring channel, the fixed mold includes a mold core and a template provided with a fixed mold cavity, a heating device is arranged between the mold core and the template, and the heating device includes an outer cylinder and an inner cylinder, and the inner cylinder It is fixedly connected with the template, a vacuum steam chamber is formed between the inner cylinder and the outer cylinder, and a liquid-absorbing core is arranged on the inner wall of the steam chamber.

The invention discloses a charger pin and a production technology thereof, and relates to the field of electric appliance assembly manufacture. The charger pin comprises a pin body which is composed of a substrate and pin assemblies, the two pin assemblies are symmetrically distributed at the two ends of the substrate, each pin assembly is composed of a conductive hardware cylinder and a glue sealing surface arranged in the outer side of the middle portion of the conductive hardware cylinder, the two sides of the substrate are provided with positioning slots respectively, and one side of the substrate is provided with a groove. The conductive hardware cylinders are processed to serve as conductive insertion rods, the two conductive insertion rods are symmetrically and inclinedly placed ina casting cavity, the casting cavity is buckled, a rubber solution is injected to implement casting, the rubber solution enters the casting cavity via first and second branch channels, the pin body isprepared after molding, the integrated degree is high, parts are convenient to produce, the casting cavity highly matches the conductive hardware cylinders, the difficulty in placing the conductive cylinders is reduced, the yield rate of injection molding is improved, and the injection molding quality is improved.

The invention discloses hydraulic equipment. The hydraulic equipment comprises a frame body; a port connected with stirring equipment is fixedly mounted at the upper end of the frame body; a transfer groove is formed in the frame body; a first transfer machine is mounted in the transfer groove; a drainage groove for extending up and down is formed in the frame body; a rotating cavity is formed in the frame body; a discharge port is formed in the bottom wall of the rotating cavity; a rotating frame is rotationally mounted in the rotating cavity; the rotating frame comprises rotating shafts rotationally mounted in the front and back end walls of the rotating cavity, and rotating plates uniformly and fixedly mounted on the rotating shafts; an extension groove is formed in the left end wall of the frame body; a guide groove for extending up and down is formed in the top wall of the rotating cavity; a through groove is formed in the bottom wall of the guide groove; a guide block is mounted in the guide groove in a up-down sliding manner; a touch rod is fixedly mounted at the lower end of the guide block; and the touch rod penetrates through the through cavity to enter the rotating cavity. The hydraulic equipment is simple in structure and low in equipment cost.

The invention discloses an intelligent injection mold facilitating sprue stripping. The intelligent injection mold comprises an upper injection mold body and a lower mold plate, wherein an intelligent temperature displayer is fixedly connected to the middle position of the front face of the exterior of the upper injection mold body, and a pouring part is arranged in the middle position of the top end of the exterior of the upper injection mold body; the pouring part comprises a butt joint groove, the bottom end of the butt joint groove is fixedly communicates with an extrusion conical groove, a feeding groove is formed below the butt joint groove, a pouring stirring mechanism is arranged in the middle of the interior of the butt joint groove, and an air separation mechanism is arranged in the middle of the interior of the feeding groove; and the inner side of the pouring stirring mechanism is fixedly connected with a pouring gate deformation mechanism. According to the intelligent injection mold facilitating sprue stripping, materials are separated from the surface of a sprue as far as possible, the size of the materials at the sprue is reduced, and workers can conveniently separate the materials at the sprue.

The invention discloses a mold opening control method which is suitable for an injection molding machine table, the injection molding machine table is provided with a movable mold and a static mold, and the movable mold is operably far away from or close to the static mold so as to execute an injection molding process. The mold opening control method comprises the steps that a setting unit sets the brake initial speed, the brake deceleration and the preset mold opening distance of the movable mold, a driving unit controls the movable mold to be opened according to the brake initial speed and the brake deceleration and decelerates to stop in an equal deceleration mode, and a sensing unit detects the actual mold opening distance of the movable mold; and an arithmetic unit judges whether theinitial brake speed and the brake deceleration of the movable mold are changed through the setting unit or not according to the preset mold opening distance and the actual mold opening distance, and controls the driving unit to adjust the mold opening action of the movable mold according to the preset mold opening distance. Therefore, the problem that the machine table shakes and vibrates when themovable mold is controlled by the friction force of the machine table to perform nonlinear deceleration emergency stop in the prior art can be solved, so that the service life of the machine table isprolonged, and the injection molding quality is improved.

The invention discloses an injection mold for a forming double-color product. The injection mold comprises a bearing base plate, a first forming mold is installed in the middle of the end face of one side of the bearing base plate, a mold changing assembly is installed on the outer side of the bearing base plate, the outer side of the first forming mold is sleeved with a protection shell, and a sliding shell is installed on the end face of one side of the protection shell; a forming cavity is formed between the protection shell and the first forming mold, a second sliding forming mold is slidably connected to the inner side of the sliding shell, a top sliding barrel is installed at the top of a sliding groove, a sliding fixed mold is slidably connected to the inner side of the top sliding barrel. According to the injection mold for the forming double-color product, the second sliding forming mold stays at different positions, so that mold opening is not needed; therefore, the temperature in the mold cannot be reduced, two materials can be guaranteed to be rapidly fused and bonded when a second material is injected, the success rate of injection molding is guaranteed, the extra time generated by replacing the mold can be shortened, the injection molding quality is improved, meanwhile, the working efficiency is improved, and two purposes are achieved.

The invention discloses a puncture core rod and a puncture device comprising the same. The puncture core rod comprises a tip end and at least two rod bodies, wherein the at least two rod bodies comprise a first rod body and a second rod body; the first rod body is provided with a first end and a second end; the second rod body is provided with a third end and a fourth end; the first end of the first rod body is connected with the tip end, and is integrally molded with the tip end; the second end of the first rod body is fixedly connected with the third end of the second rod body; a plurality of first connection structures are arranged at the second end; a plurality of second connection structures matched with the first connection structures are arranged at the third end; the third end of the second rod body is in fusion connection with the second end of the first rod body through an injection molding manner. Through the adoption of a sectional structure, during an injection molding production process of the puncture core rod, a sufficiently long location space can be reserved for a molding rod; the offset of the molding rod is avoided, so that the puncture core rod has high injection molding quality.