High-gloss spraying-free bicolor die for automobile lamp ornament blade
Technical Field
The utility model belongs to the technical field of dies, and relates to a high-gloss spraying-free automobile lamp ornament blade bicolor die.
Background
The injection mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and precise dimensions, and the injection molding is a processing method used for mass production of parts with complex shapes, specifically, the injection mold is used for injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying are carried out to obtain the formed products. At present, an injection mold is adopted for injection molding of a decoration piece of an automobile lamp, and the decoration piece of the automobile lamp needs to be assembled by matching with the shape of the lamp, so that the decoration piece of the automobile lamp can be provided with a plurality of hollow structures, after injection molding, the decoration piece is easy to adhere to a mold during ejection, so that ejection is not smooth, and more mold inner spaces are needed for additionally increasing an anti-adhesion ejection structure, so that the injection molding is more troublesome. Therefore, there is an urgent need to design a high-gloss spraying-free automobile lamp ornament blade bicolor mold capable of overcoming the defects.
In order to overcome the defects of the prior art, people continuously explore and put forward various solutions, for example, chinese patent discloses a hot-pressing injection mold [ application number: 202022307318.8] for producing automobile interior trim parts, which comprises a box body, a radiating hole, a vertical pipe, a fan and a protective net, wherein the radiating hole, the vertical pipe, the fan and the protective net are arranged on the box body, a lamp bracket and a side seat bracket are arranged on the side end face of the box body, a black light lamp is arranged on the lamp bracket, an insect leading hole is arranged on the lamp bracket, an exhaust fan is arranged on the side seat bracket, an insect prevention screen is arranged on the air leading end face of the exhaust fan, a vent hole is arranged at the lower end of the side seat bracket, a sealing cover main body is sleeved outside the protective net, and the sealing cover main body consists of a cover body, a hook ring, a sealing pad, a ring block and a sucker.
Disclosure of utility model
The utility model aims to solve the problems and provides a high-gloss spraying-free automobile lamp ornament blade bicolor die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a high light exempts from to spout car light gadget blade bicolor mould, includes car light fixture gadget shaping lower mould and car light fixture gadget shaping upper mould, be equipped with reposition of redundant personnel injection moulding panel between car light fixture gadget shaping lower mould and the car light fixture gadget shaping upper mould, reposition of redundant personnel injection moulding panel bottom is equipped with gadget shaping upper portion, be equipped with gadget shaping lower part in the car light fixture gadget shaping lower mould, the gadget shaping lower part is corresponding and the shape matches with the position on gadget shaping upper portion, be equipped with two built-in supplementary shaping ejection structures of combination of following car light fixture gadget shaping lower mould central line symmetry in the gadget shaping lower part, built-in supplementary shaping ejection structure of combination and car light fixture gadget shaping lower mould sliding fit.
In the two-color die of the ornament blade of the highlight spraying-free automotive lamp, the combined embedded auxiliary forming ejection structure comprises a middle auxiliary forming sliding seat and a side auxiliary forming sliding seat which are arranged in the lower part of the ornament forming, the middle auxiliary forming sliding seat and the side auxiliary forming sliding seat are respectively matched with the shape of the lower part of the ornament forming, and the middle auxiliary forming sliding seat and the side auxiliary forming sliding seat are arranged in a staggered mode.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, the top of the side auxiliary forming sliding seat is provided with a buckle forming groove, and a buckle hole forming protrusion is arranged in the buckle forming groove.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, the middle auxiliary forming sliding seat is internally provided with an injection molding runner, and the injection molding runner corresponds to the position of the lower part of the ornament.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, a lower template is arranged below the automobile lamp ornament forming lower mould, and a sliding connecting piece extending into the lower template is arranged at the bottom of the middle auxiliary forming sliding seat.
In the highlight spraying-free automotive lamp ornament blade bicolor mould, the sliding connecting piece comprises a connecting sliding table arranged at the bottom of the middle auxiliary forming sliding seat, a bottom sliding part is arranged at the bottom of the connecting sliding table, and the bottom sliding part is in sliding fit with the connecting sliding table.
In the highlight spraying-free automotive lamp ornament blade bicolor mould, the bottom sliding part comprises a bottom sliding seat arranged in the lower template, two side limiting strips symmetrical along the center line of the bottom sliding seat are arranged on the bottom sliding seat, side limiting grooves are formed in two sides of the connecting sliding table, and the side limiting strips are in sliding fit with the side limiting grooves.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, the top of the bottom sliding seat is provided with an inclined surface, the bottom of the connecting sliding table is provided with an inclined surface, and the connecting sliding table is in sliding fit with the bottom sliding seat.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, the side part of the lower template is provided with the oil cylinder, and the power shaft of the oil cylinder is connected with the bottom sliding seat.
In the highlight spraying-free automobile lamp ornament blade bicolor mould, the bottom of the lower template is provided with the substrate.
Compared with the prior art, the utility model has the advantages that:
1. In the injection molding process, the lower molding die of the automobile lamp ornament and the upper molding die of the automobile lamp ornament are mutually close to each other, so that the lower molding die of the ornament and the upper molding die of the ornament are mutually attached to form two complete cavities, molten materials are injected into the cavities after being split by the split injection molding panel, the bottom of a plastic part can be subjected to auxiliary molding by the combined embedded auxiliary molding ejection structure, the mold is opened after injection molding is completed, the combined embedded auxiliary molding ejection structure is moved, the molded plastic part is ejected and demolded by the combined embedded auxiliary molding ejection structure, the plastic part is separated from the lower molding die of the automobile lamp ornament, and then the molded plastic part is ejected by the ejector rod, so that the plastic part is prevented from being adhered to the mold during ejection, the smoothness of ejection is ensured, and meanwhile, the internal structure is compact and reasonable, and the space in the mold can be effectively and fully utilized.
2. When the utility model is used for injection molding, the buckle molding groove can synchronously mold the buckle main body structure of the plastic part, and the buckle hole molding protrusions are used for synchronously molding the buckle holes of the buckle structure.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a partial structural schematic of the present utility model.
Fig. 3 is a schematic view of a partial structure of another aspect of the present utility model.
Fig. 4 is a schematic view of a partial structure of another aspect of the present utility model.
Fig. 5 is a schematic structural view of the middle auxiliary molding slide.
Fig. 6 is a schematic structural view of a split injection molded panel.
In the drawing, an automobile lamp ornament molding lower die 1, an automobile lamp ornament molding upper die 2, a split injection molding panel 3, an ornament molding upper portion 4, an ornament molding lower portion 5, a combined embedded auxiliary molding ejection structure 6, a middle auxiliary molding sliding seat 7, a side auxiliary molding sliding seat 8, a buckle molding groove 9, a buckle hole molding protrusion 10, an injection molding runner 11, a lower template 12, a sliding connecting piece 13, a connecting sliding table 14, a bottom sliding portion 15, a bottom sliding seat 16, a side limiting bar 17, a side limiting groove 18, an oil cylinder 19 and a substrate 20.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in figures 1-6, the high-gloss jet-free automobile lamp ornament blade bicolor mould comprises an automobile lamp ornament forming lower mould 1 and an automobile lamp ornament forming upper mould 2, a split injection molding panel 3 is arranged between the automobile lamp ornament forming lower mould 1 and the automobile lamp ornament forming upper mould 2, an ornament forming upper part 4 is arranged at the bottom of the split injection molding panel 3, an ornament forming lower part 5 is arranged in the automobile lamp ornament forming lower mould 1, the position of the ornament forming lower part 5 corresponds to that of the ornament forming upper part 4 and the shape is matched, two combined embedded auxiliary forming ejection structures 6 symmetrical along the central line of the automobile lamp ornament forming lower mould 1 are arranged in the ornament forming lower part 5, and the combined embedded auxiliary forming ejection structures 6 are in sliding fit with the automobile lamp ornament forming lower mould 1.
In this embodiment, in the injection molding process, the automobile lamp ornament molding lower die 1 and the automobile lamp ornament molding upper die 2 are close to each other, so that the ornament molding lower portion 5 and the ornament molding upper portion 4 are attached to form two complete cavities, molten materials are injected into the cavities after being split by the split injection molding panel 3, the bottom of the plastic part can be molded in an auxiliary mode by the combined embedded auxiliary molding ejection structure 6, the die is opened after injection molding is completed, the combined embedded auxiliary molding ejection structure 6 is moved, the molded plastic part is ejected and demolded by the combined embedded auxiliary molding ejection structure 6, the molded plastic part is separated from the ornament molding lower portion 5 of the automobile lamp ornament molding lower die 1, and then the molded plastic part is ejected by the ejector rod.
Referring to fig. 1-6, the combined type embedded auxiliary forming ejection structure 6 comprises a middle auxiliary forming sliding seat 7 and a side auxiliary forming sliding seat 8 which are arranged in the lower molding part 5 of the ornament, the middle auxiliary forming sliding seat 7 and the side auxiliary forming sliding seat 8 are respectively matched with the shape of the lower molding part 5 of the ornament, and the middle auxiliary forming sliding seat 7 and the side auxiliary forming sliding seat 8 are arranged in a staggered manner.
Specifically speaking, in the injection molding process, the middle part and the side part structures of the bottom side of the plastic part can be subjected to auxiliary molding through the middle auxiliary molding sliding seat 7 and the side part auxiliary molding sliding seat 8, after injection molding is completed, the middle auxiliary molding sliding seat 7 and the side part auxiliary molding sliding seat 8 are subjected to dislocation movement, the molded plastic part is ejected and demolded, the plastic part is separated from the lower molding part 5 of the lower molding die 1 of the automobile lamp ornament, and the molded plastic part is ejected by matching with the ejector rod.
The top of the side auxiliary forming sliding seat 8 is provided with a buckle forming groove 9, and a buckle hole forming protrusion 10 is arranged in the buckle forming groove 9.
In this embodiment, during injection molding, the buckle molding groove 9 can synchronously mold the buckle main structure of the plastic part, and the buckle hole molding protrusion 10 is used for synchronously molding the buckle hole of the buckle structure.
As shown in fig. 4 and 5, an injection runner 11 is disposed in the middle auxiliary forming sliding seat 7, and the injection runner 11 corresponds to the position of the lower part 5 formed by the ornament.
In this embodiment, during injection molding, the molten material is split around the cavity through the injection runner 11, so as to increase the injection molding rate.
The lower part of the lower mould 1 for forming the decorative parts of the automobile lamp is provided with a lower mould plate 12, and the bottom of the middle auxiliary forming sliding seat 7 is provided with a sliding connecting piece 13 which extends into the lower mould plate 12.
In this embodiment, the sliding connection piece 13 is connected with the middle auxiliary forming sliding seat 7, and the middle auxiliary forming sliding seat 7 can be driven to move obliquely upwards by the sliding connection piece 13, so that the middle auxiliary forming sliding seat 7 is separated from the forming plastic part, and preparation is made for the next step of demoulding.
Referring to fig. 4, the sliding connection piece 13 includes a connection sliding table 14 disposed at the bottom of the middle auxiliary forming sliding seat 7, a bottom sliding portion 15 is disposed at the bottom of the connection sliding table 14, the bottom sliding portion 15 is in sliding fit with the connection sliding table 14, the bottom sliding portion 15 includes a bottom sliding seat 16 disposed in the lower template 12, two side limiting strips 17 symmetrical along a central line of the bottom sliding seat 16 are disposed on the bottom sliding seat 16, side limiting grooves 18 are disposed on two sides of the connection sliding table 14, the side limiting strips 17 are in sliding fit with the side limiting grooves 18, an inclined plane is disposed at the top of the bottom sliding seat 16, an inclined plane is disposed at the bottom of the connection sliding table 14, the connection sliding table 14 is in sliding fit with the bottom sliding seat 16, an oil cylinder 19 is disposed at a side of the lower template 12, and a power shaft of the oil cylinder 19 is connected with the bottom sliding seat 16.
In this embodiment, when the middle auxiliary forming sliding seat 7 needs to be moved, the oil cylinder 19 is started, the bottom sliding seat 16 is driven to move by a power shaft of the oil cylinder 19, the middle auxiliary forming sliding seat 7 moves obliquely upwards through the cooperation between the top inclined surface of the bottom sliding seat 16 and the bottom inclined surface of the connecting sliding table 14, the middle part of the plastic part is ejected and demolded, the side limiting strips 17 are in sliding fit with the side limiting grooves 18, and the side limiting strips and the side limiting grooves are matched to form a complete cavity, so that the displacement accuracy is ensured.
As shown in fig. 1-2, the bottom of the lower template 12 is provided with a base plate 20.
In this embodiment, the base plate 20 is used to fix the lower template 12.
The working principle of the utility model is as follows:
In the injection molding process, the lower molding die 1 of the automobile lamp ornament and the upper molding die 2 of the automobile lamp ornament are mutually close to each other, so that the lower molding die 5 of the ornament is jointed with the upper molding die 4 of the ornament to form two complete cavities, molten materials are shunted to the periphery of the cavities through the injection molding runner 11 after being shunted through the shunt injection molding panel 3 and injected into the cavities, the injection molding rate is improved, the middle and side structures of the bottom side of the plastic part can be assisted by the middle auxiliary molding sliding seat 7 and the side auxiliary molding sliding seat 8, after injection molding is finished, the middle auxiliary molding sliding seat 7 and the side auxiliary molding sliding seat 8 are moved in a dislocation way, the molded plastic part is ejected, the plastic part is separated from the lower molding die 5 of the lower molding die 1 of the automobile lamp ornament, and then the ejector rod is matched for ejecting the molded plastic part, the mode can avoid adhesion between the plastic part and the die during ejection, ensure the smoothness of ejection, meanwhile, the internal structure is compact and reasonable, the space in the die can be effectively and fully utilized,
During injection molding, the buckle molding groove 9 can synchronously mold the buckle main body structure of the plastic part, the buckle hole molding protrusion 10 is used for synchronously molding the buckle hole of the buckle structure,
When the middle auxiliary forming sliding seat 7 needs to be moved, the oil cylinder 19 is started, the bottom sliding seat 16 is driven to move through a power shaft of the oil cylinder 19, the middle auxiliary forming sliding seat 7 moves obliquely upwards through the cooperation between the top inclined surface of the bottom sliding seat 16 and the bottom inclined surface of the connecting sliding table 14, ejection demolding is carried out on the middle part of a plastic part, the side limiting strips 17 are in sliding fit with the side limiting grooves 18, the side limiting strips 17 and the side limiting grooves are matched to form a complete cavity, the accuracy of displacement is guaranteed, and the base plate 20 is used for fixing the lower template 12.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.
Although the terms of the automotive lamp trim molding lower die 1, the automotive lamp trim molding upper die 2, the split injection molding panel 3, the trim molding upper portion 4, the trim molding lower portion 5, the combined insert assist molding ejector structure 6, the middle assist molding slide 7, the side assist molding slide 8, the buckle molding groove 9, the buckle hole molding protrusion 10, the injection molding runner 11, the lower die plate 12, the slide connector 13, the connection slide table 14, the bottom slide 15, the bottom slide 16, the side check bar 17, the side check groove 18, the cylinder 19, the base plate 20, and the like are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.