The side core-pulling mechanism of molding mold cavity side
Technical field
The utility model relates to injection mold, particularly relates to the side core-pulling mechanism of molding mold cavity side.
Background technology
If will be shaped on side opening at working of plastics, can side action sliders be set in injection mold usually, in side action sliders, have guide hole, in last compound plate, Angle Pin is installed, when die sinking, utilize Angle Pin to drive side action sliders and slide to a side, loosed core.Traditional side action sliders majority is arranged on the core, need open when the die cavity position as if the side opening of working of plastics, and be subjected to the structure qualification of mould, then can't carry out side core-pulling by the side action sliders on the core.
Summary of the invention
The purpose of this utility model is in order to overcome the shortcoming that prior art exists, to provide a kind of side action sliders is arranged in the die cavity, adapts with the position of working of plastics side opening, guarantees the side core-pulling mechanism of the molding mold cavity side of the smooth side core-pulling of injection mold.
The technical scheme of the side core-pulling mechanism of the utility model molding mold cavity side is: comprise compound plate and following compound plate, mounting plate and Angle Pin under last compound plate, centring ring and gate bush are installed in the fixed head, under the fixed head die cavity is installed, having perforation in the compound plate down, the mould pin is installed on the following compound plate, ejector retainner plate and last ejector retainner plate are set down between the mould pin, the injector push rod passes perforation and contacts with following ejector retainner plate, last, the stripper plate push rod is installed in the following ejector retainner plate, on the mould pin core is installed, stripper plate is installed on the core, stripper plate links to each other with the stripper plate push rod, at stripper plate, the working of plastics that injection mo(u)lding is arranged between core and the die cavity, it is characterized in that: have chute in the described die cavity, side action sliders is set in the chute, have guide hole in the side action sliders, guide hole matches with Angle Pin, side action sliders matches with working of plastics through Angle Pin, the described compound plate one side mounting bracket of going up, and support one side is installed briquetting, be shaped on drag hook under the briquetting, open mounting groove in die cavity, the compression spring is installed in the mounting groove, die cavity one side installs and fixes seat, swing hook is installed on the holder, swing hook is rotatably connected with holder through pivot pin, and swing hook one side contacts with the compression spring, is shaped on skewback at swing hook, skewback contacts with drag hook, be shaped on barb under the swing hook, in core one side projection be installed, projection matches with barb.
The utility model discloses a kind of side core-pulling mechanism of molding mold cavity side, by mounting plate under last compound plate, under the fixed head die cavity is installed, in die cavity, have chute, side action sliders is set in the chute, when the mould die sinking, on compound plate drives down, following ejector retainner plate, the mould pin, core, stripper plate and die cavity move down simultaneously, mould is opened from fixed head and die cavity, earlier waste material and working of plastics are broken, die cavity drive side action sliders moves down simultaneously, the guide hole of side action sliders cooperates to one with the inclined-plane of Angle Pin and breaks away out, finish side core-pulling, and when die cavity moves down, die cavity drives a side holder and swing hook moves down, skewback on the swing hook cooperates with the drag hook of last compound plate one side, drag hook is depressed skewback, swing hook is turned clockwise around pivot pin, the barb of swing hook bottom disengages projection, when following compound plate drive core and projection break away from barb fully, mould is opened from stripper plate and die cavity, on following compound plate continues to drive, following ejector retainner plate, the mould pin, core and stripper plate move down, when moving to injector push rod position, the injector push rod passes perforation and withstands on down below the ejector retainner plate, following ejector retainner plate stops mobile, and ejector retainner plate is gone up in following ejector retainner plate drive and the stripper plate push rod stops to move, and the stripper plate push rod drives stripper plate and stops mobile, and compound plate continuation drive core is mobile backward down, stripper plate blocks working of plastics, makes it deviate from core, finishes the demoulding.The side core-pulling mechanism of this programme molding mold cavity side, according to working of plastics side opening position, side action sliders is arranged in the die cavity, utilize swing hook to hook core during die sinking, mould is opened from fixed head and die cavity earlier, and the side action sliders in the die cavity is loosed core earlier, and the recycling briquetting drives the swing hook rotation, mould is opened from die cavity and stripper plate, guaranteed the smooth side core-pulling of injection mold.
The side core-pulling mechanism of the utility model molding mold cavity side, described going up installed the spacing guide pillar under the compound plate, have the spacing groove on the spacing guide pillar, and the spacing pin is installed in die cavity, and the spacing pin matches with the spacing groove of spacing guide pillar.The spacing pin has been arranged, obtained spacingly when making die cavity and fixed head be opened to certain distance, avoided die cavity to follow core and continue to open, made the injection mold can't die sinking.
Description of drawings
Fig. 1 is the side core-pulling mechanism matched moulds status architecture schematic diagram of molding mold cavity side;
Fig. 2 is that injection mold is at fixed head and die cavity place die opening state structural representation;
Fig. 3 is demoulding status architecture schematic diagram.
The specific embodiment
The utility model relates to a kind of side core-pulling mechanism of molding mold cavity side, as Fig. 1-shown in Figure 3, comprise compound plate 1 and following compound plate 2, mounting plate 3 and Angle Pin 4 under last compound plate, centring ring 5 and gate bush 6 are installed in the fixed head 3, die cavity 7 is installed under the fixed head, having perforation 8 in the compound plate 2 down, mould pin 9 is installed on the following compound plate, ejector retainner plate 10 and last ejector retainner plate 11 are set down between the mould pin, injector push rod 12 passes perforation 8 and contacts with following ejector retainner plate 10, last, stripper plate push rod 13 is installed in the following ejector retainner plate, core 14 is installed on the mould pin 9, stripper plate 15 is installed on the core, stripper plate links to each other with stripper plate push rod 12, at stripper plate 15, the working of plastics 16 that injection mo(u)lding is arranged between core 14 and the die cavity 7, it is characterized in that: have chute 17 in the described die cavity 7, side action sliders 18 is set in the chute, have guide hole 19 in the side action sliders, guide hole matches with Angle Pin 4, side action sliders 18 matches with working of plastics 16 through Angle Pin 4, the described compound plate 1 one side mounting brackets 20 of going up, and support one side is installed briquetting 21, be shaped on drag hook 22 under the briquetting, open mounting groove 23 in die cavity, compression spring 24 is installed in the mounting groove, die cavity one side installs and fixes seat 25, swing hook 26 is installed on the holder, swing hook is rotatably connected with holder through pivot pin 27, and swing hook one side contacts with compression spring 24, is shaped on skewback 28 at swing hook, skewback contacts with drag hook 22, be shaped on barb 29 under the swing hook, in core 14 1 sides projection 30 be installed, projection matches with barb 29.By at 1 time mounting plate 3 of last compound plate, die cavity 7 is installed under the fixed head, in die cavity, have chute 17, side action sliders 18 is set in the chute, when the mould die sinking, driven by following compound plate 2, following ejector retainner plate 11,10, mould pin 9, core 14, stripper plate 15 and die cavity 7 move down simultaneously, mould is opened from fixed head 3 and die cavity 7, earlier waste material and working of plastics 16 are broken, die cavity drive side action sliders 18 moves down simultaneously, the guide hole 19 of side action sliders cooperates to one with the inclined-plane of Angle Pin 4 and breaks away out, finish side core-pulling, and when die cavity 7 moves down, die cavity drives a side holder 25 and swing hook 26 moves down, skewback 28 on the swing hook cooperates with the drag hook 22 of last compound plate 1 one sides, drag hook is depressed skewback, swing hook 26 is turned clockwise around pivot pin 27, the barb 29 of swing hook bottom disengages projection 30, when following compound plate drive core 14 and projection 30 break away from barb 29 fully, mould is opened from stripper plate 15 and die cavity 7, on following compound plate 2 continues to drive, following ejector retainner plate 11,10, mould pin 9, core 14 and stripper plate 15 move down, when moving to injector push rod 12 positions, the injector push rod passes perforation 8 and withstands on down below the ejector retainner plate 10, following ejector retainner plate stops mobile, ejector retainner plate 11 is gone up in following ejector retainner plate drive and stripper plate push rod 13 stops mobile, the stripper plate push rod drives stripper plate 15 to be stopped to move, and compound plate 2 continuation drive cores 14 are mobile backward down, and stripper plate blocks working of plastics 16, make it deviate from core, finish the demoulding.The side core-pulling mechanism of this programme molding mold cavity side, according to working of plastics side opening position, side action sliders 18 is arranged in the die cavity 7, utilize swing hook 26 to hook core 14 during die sinking, mould is opened from fixed head 3 and die cavity 7 earlier, and the side action sliders 18 in the die cavity is loosed core earlier, and recycling briquetting 21 drives swing hook 26 rotations, mould is opened from die cavity 7 and stripper plate 15, guaranteed the smooth side core-pulling of injection mold.The described compound plate of going up is installed spacing guide pillar 31 1 time, has spacing groove 32 on the spacing guide pillar, and spacing pin 33 is installed in die cavity 7, and spacing pin 33 matches with the spacing groove 32 of spacing guide pillar 31.Spacing pin 33 has been arranged, obtained spacingly when making die cavity 7 and fixed head 3 be opened to certain distance, avoided die cavity 7 to follow core 14 and continue to open, made the injection mold can't die sinking.