CN210910896U - Multi-adhesive-film injection molding cooling protection mold assembly - Google Patents

Multi-adhesive-film injection molding cooling protection mold assembly Download PDF

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Publication number
CN210910896U
CN210910896U CN201921478548.1U CN201921478548U CN210910896U CN 210910896 U CN210910896 U CN 210910896U CN 201921478548 U CN201921478548 U CN 201921478548U CN 210910896 U CN210910896 U CN 210910896U
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cooling
glue
injection
film
injection molding
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CN201921478548.1U
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Chinese (zh)
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余泽民
庄吴钏
李叔明
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Dongguan Guanghua Auto Parts Technology Co ltd
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Dongguan Guanghua Auto Parts Technology Co ltd
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Abstract

The utility model relates to the technical field of multi-adhesive-film injection molding, in particular to a multi-adhesive-film injection molding cooling protective mold assembly, which comprises a first template and a second template, wherein an injection mold cavity of the templates is used for accommodating an adhesive film unit, and the adhesive film unit comprises a first adhesive film and a second adhesive film; the injection mold is provided with a glue inlet hole, external molten plastic enters the injection mold cavity through the glue inlet hole, and the cooled molten plastic is fixedly connected with the glue film unit to form a glue film ornament; when external molten plastic enters the injection mold cavity through the glue inlet hole, the cooling assembly cools the glue film unit, so that the situation that the molten plastic melts and deforms the base material due to overhigh temperature of the base material of the first glue film or the second glue film is avoided, and the injection molding yield of the glue film ornaments is improved.

Description

Multi-adhesive-film injection molding cooling protection mold assembly
Technical Field
The utility model relates to a many glued membranes technical field that moulds plastics especially discloses a many glued membranes cooling protective mould subassembly of moulding plastics.
Background
Along with the improvement of scientific technology and the development of economic society, automobiles become travel tools of more and more families gradually, in the manufacturing process of automobiles, various automobile ornaments need to be used, common automobile ornaments mainly comprise plastic parts and decorative layers covering the plastic parts, in order to improve the production efficiency of the automobile ornaments, the technology of injection molding the plastic parts on the decorative layers is provided, namely, on a molten plastic injection molding plastic film part, in the injection molding process, the molten plastic contacts the plastic film part, so that the base material of the plastic film part is heated too high to cause the melting deformation of the base material, thereby causing the deformation of the plastic film part, and causing the injection molded automobile ornaments to become defective products.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming and the not enough that exist among the prior art, the utility model aims to provide a many glued membranes cooling protective mold subassembly of moulding plastics, when melting plastics got into the injection mould intracavity via advancing gluey hole, cooling module cooled down the processing to the glued membrane unit, avoided melting plastics to make the base-material high temperature of first glued membrane or second glued membrane and cause the base-material to melt the deformation, promoted the yield of moulding plastics of glued membrane gadget.
In order to achieve the above object, the utility model discloses a multi-glue-film injection-molding cooling protective mold assembly, which comprises a first mold plate and a second mold plate matched with the first mold plate, wherein the first mold plate and the second mold plate are enclosed to form an injection mold cavity, the injection mold cavity is used for accommodating a glue film unit, and the glue film unit comprises a first glue film and a second glue film; still including being used for carrying out the cooling subassembly of cooling to the glued membrane unit in the injection mold intracavity, injection mold is equipped with the gluey hole of advancing with the die cavity intercommunication of moulding plastics, and external fused plastics gets into the injection mold intracavity via advancing gluey hole, and refrigerated fused plastics and glued membrane unit rigid coupling form glued membrane gadget.
Preferably, the first adhesive film is provided with a first attaching edge, the second adhesive film is provided with a second attaching edge, the first attaching edge and the second attaching edge are fixedly connected, and the molten plastic entering the adhesive inlet hole respectively enters the injection mold cavity through two sides of the first attaching edge and the second attaching edge, which are far away from each other.
Preferably, the cooling assembly comprises a refrigerating piece detachably connected with the injection mold, the refrigerating piece is electrically connected with an external power supply, and the refrigerating piece is used for abutting against an adhesive film unit in the injection mold cavity.
Preferably, the cooling assembly comprises a cooling hole arranged on the injection mold, the cooling hole is used for being communicated with an external cooling device, the cooling device is used for inputting external cooling fluid into the cooling hole, and the cooling fluid cools the adhesive film unit through the injection mold.
Preferably, advance the jiao kou and be the Y type, advance the jiao kou and include first hole body, with second hole body and the third hole body of first hole body intercommunication, molten plastics gets into the injection mould intracavity that second laminating limit one side was kept away from on first laminating limit via first hole body, second hole body, molten plastics gets into the injection mould intracavity that first laminating limit one side was kept away from on the second laminating limit via first hole body, third hole body.
Preferably, the number of the glue feeding holes is multiple, and the glue feeding holes are arranged along the length direction of the attaching edge.
Preferably, the first adhesive film is provided with a first main body part, the first attaching edge is connected with the first main body part, the second adhesive film is provided with a second main body part, the second attaching edge is connected with the second main body part, the first main body part and the second main body part are provided with decorative layers, and the decorative layers of the first main body part and the second main body part are different.
Preferably, the first attaching side or/and the second attaching side has/have a weld line, the first attaching side and the second attaching side are fixed by welding via the weld line, and the weld line extends along the length direction of the attaching sides.
Preferably, the first attaching edge and the second attaching edge are fixed by bonding with glue.
Preferably, the glue film unit comprises a fixing piece, the fixing piece wraps the first attaching edge and the second attaching edge, and the fixing piece extends along the length direction of the attaching edges.
The utility model has the advantages that: placing the glue film unit formed by the first glue film and the second glue film into an injection mold cavity of an injection mold, injecting molten plastic into the injection mold cavity of the injection mold through the glue inlet hole, and cooling the solidified molten plastic and the glue film unit to form a glue film ornament; when external molten plastic enters the injection mold cavity through the glue inlet hole, the cooling assembly cools the glue film unit, so that the situation that the molten plastic melts and deforms the base material due to overhigh temperature of the base material of the first glue film or the second glue film is avoided, and the injection molding yield of the glue film ornaments is improved.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a partial sectional view of the adhesive film unit of the present invention.
The reference numerals include:
1-first template 2-second template 3-injection mould cavity
4-first adhesive film 5-second adhesive film 6-first attaching edge
7-second attaching edge 8-cooling component 9-glue inlet hole
11-first hole body 12-second hole body 13-third hole body
14-first body portion 15-second body portion.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
The first embodiment.
Please refer to fig. 1 and fig. 2, the utility model discloses a many glued membranes cooling protective mold subassembly that moulds plastics, including first template 1 and with first template 1 cooperation second template 2 that uses, the mould subassembly still includes the mould frame, second template 2 is fixed to be set up on the lower extreme of mould frame, first template 1 activity sets up on the upper end of mould frame, first template 1, second template 2 enclose to establish and form injection mold cavity 3, injection mold cavity 3 is located one side that first template 1 and second template 2 are close to each other.
The injection molding die cavity 3 is used for accommodating a glue film unit, the glue film unit comprises a first glue film 4 and a second glue film 5, the injection molding die further comprises a cooling assembly 8 used for cooling the glue film unit in the injection molding die cavity 3, the injection molding die is provided with a glue inlet hole 9 communicated with the injection molding die cavity 3, external molten plastic enters the injection molding die cavity 3 through the glue inlet hole 9, the cooled molten plastic is fixedly connected with the glue film unit to form a glue film ornament, and the first glue film 4 and the second glue film 5 are fixed together by the cooled molten plastic.
Placing a glue film unit formed by a first glue film 4 and a second glue film 5 into an injection mould cavity 3 of an injection mould, injecting molten plastic into the injection mould cavity 3 of the injection mould through a glue inlet hole 9, and fixedly connecting the cooled and solidified molten plastic and the glue film unit together to form a glue film ornament; when the external molten plastic enters the injection mold cavity 3 through the glue inlet hole 9, the cooling assembly 8 cools the glue film unit, so that the situation that the base material of the first glue film 4 or the second glue film 5 is melted and deformed due to overhigh temperature of the high-temperature molten plastic is avoided, and the injection molding yield of the glue film ornaments is improved.
In this embodiment, the first adhesive film 4 has a first attaching edge 6, the second adhesive film 5 has a second attaching edge 7, and the first attaching edge 6 and the second attaching edge 7 are fixedly connected to form an adhesive film unit by the first adhesive film 4 and the second adhesive film 5. The molten plastic entering the glue inlet hole 9 enters the injection molding cavity 3 through the two sides of the first attaching edge 6 and the second attaching edge 7 which are far away from each other, so that the molten plastic entering the injection molding cavity 3 extrudes the first attaching edge 6 and the second attaching edge 7, the first attaching edge 6 and the second attaching edge 7 are firmly attached together, the molten plastic is prevented from overflowing through the gap between the first attaching edge 6 and the second attaching edge 7, and the injection molding yield of the adhesive film ornament is improved.
The cooling assembly 8 includes a cooling hole disposed on the injection mold, in this embodiment, the adhesive film unit is disposed on the second mold plate 2, the cooling hole is disposed on the first mold plate 1, the cooling hole is used for communicating with an external cooling device, the cooling device is used for inputting an external cooling fluid (such as cooling liquid, cooling oil or cooling gas) into the cooling hole, and the cooling fluid cools the adhesive film unit through the injection mold. Preferably, the cooling hole is close to the attaching edge of the adhesive film unit.
After the adhesive film unit is placed in the injection mold cavity 3, the first mold plate 1 and the second mold plate 2 are closed, then the cooling device injects cooling fluid into the cooling hole, the cooling fluid cools the first adhesive film 4 or/and the second adhesive film 5 of the adhesive film unit through the injection mold, then external molten plastic is injected into the injection mold cavity 3 through the adhesive inlet hole 9, the cooling fluid cools the adhesive film unit to prevent the base material of the first adhesive film 4 or/and the second adhesive film 5 from being molten and deformed or melted and deformed due to overhigh temperature, and the injection yield of the adhesive film ornament is improved.
The number of the glue inlet holes 9 is multiple, and the glue inlet holes 9 are arranged along the length direction of the attaching edge. Molten plastic is injected into the injection molding die cavity 3 through the plurality of glue inlet holes 9, so that the production efficiency of the plastic film ornament is further improved.
The glue inlet hole 9 is Y-shaped, the glue inlet hole 9 comprises a first hole body 11, a second hole body 12 and a third hole body 13 which are communicated with the first hole body 11, the joint edge is positioned between one end of the second hole body 12 far away from the first hole body 11 and one end of the third hole body 13 far away from the first hole body 11, the molten plastic enters the injection mold cavity 3 of one side of the first joint edge 6 far away from the second joint edge 7 through the first hole body 11 and the second hole body 12, the molten plastic enters the injection mold cavity 3 of one side of the second joint edge 7 far away from the first joint edge 6 through the first hole body 11 and the third hole body 13, and then impact extrusion is carried out to the both sides that first laminating limit 6, second laminating limit 7 kept away from each other, and first laminating limit 6, second laminating limit 7 are firmly pasted and are established together, avoid taking place to mould plastics and overflow because of first laminating limit 6, second laminating limit 7 separate each other and glue, promote the yield of moulding plastics of glued membrane gadget.
The first adhesive film 4 is provided with a first main body part 14, the first attaching edge 6 is connected with the first main body part 14, the second adhesive film 5 is provided with a second main body part 15, the second attaching edge 7 is connected with the second main body part 15, the first main body part 14 and the second main body part 15 are provided with decorative layers, the decorative layers of the first main body part 14 are different from those of the second main body part 15, namely, the patterns, the figures or the colors of the decorative layers of the two adhesive films are different, for example, the color of the first main body part 14 is silver, the color of the second main body part 15 is black, and the automobile is decorated by utilizing the patterns, the figures or the colors of the decorative layers of the first main body part 14 and the decorative layers of the second main body part.
The welding line has on first laminating limit 6 or on second laminating limit 7, and when first laminating limit 6 and 7 fixed connection of second laminating limit are required, the core that generates heat of external butt fusion equipment heats the welding line and makes the welding line melting or melt, and first laminating limit 6, second laminating limit 7 are fixed via the welding line butt fusion, and the welding line extends the setting along the length direction on laminating limit. Compared with the first attaching edge 6 and the second attaching edge 7 which are fixedly connected through point welding, the glue overflow of the molten plastic through the gap between two adjacent welding points in the injection molding process is prevented, and the injection molding yield of the plastic film ornament is improved.
Example two
Referring to fig. 1, the cooling assembly 8 includes a cooling member detachably connected to the injection mold, the cooling member is electrically connected to an external power source, and the cooling member is used for abutting against the adhesive film unit in the injection mold cavity 3. After the glue film unit is placed into the injection molding die cavity 3, the first die plate 1 and the second die plate 2 complete die assembly subsequently, then the power supply supplies power to the refrigerating piece, the refrigerating piece cools the first glue film 4 or/and the second glue film 5 of the glue film unit, then external molten plastic is injected into the injection molding die cavity 3 through the glue inlet hole 9, and the cooling of the glue film unit by the refrigerating piece is utilized to prevent the base material of the first glue film 4 or/and the second glue film 5 from melting and deforming due to overhigh temperature.
The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.
EXAMPLE III
Referring to fig. 2, the first attaching edge 6 and the second attaching edge 7 are fixed by glue, and the first adhesive film 4 and the second adhesive film 5 are fixed by glue, so as to simplify the fixing structure between the first attaching edge 6 and the second attaching edge 7 and improve the connection efficiency between the two attaching edges.
The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.
Example four
Referring to fig. 2, the adhesive film unit includes a fixing member, the fixing member wraps the first attaching edge 6 and the second attaching edge 7, and the fixing member is used to firmly fix the first adhesive film 4 and the second adhesive film 5 together, so as to prevent the two adhesive films from separating from each other during the injection molding process. Preferably, the fixing piece cladding is in the outside of first laminating limit 6 and second laminating limit 7, and the fixing piece extends the setting along the length direction on laminating limit. After the injection molding of the plastic film ornament is finished, the plastic piece formed by the solidification of the molten plastic is coated on the outer side of the fixing piece, so that the plastic film ornament is prevented from being badly used due to the falling of the fixing piece.
The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims (10)

1. A multi-adhesive-film injection-molding cooling protective mold assembly comprises a first mold plate and a second mold plate matched with the first mold plate, wherein the first mold plate and the second mold plate are arranged in a surrounding mode to form an injection mold cavity, the injection mold cavity is used for accommodating an adhesive film unit, and the adhesive film unit comprises a first adhesive film and a second adhesive film; the method is characterized in that: still including being used for carrying out the cooling subassembly of cooling to the glued membrane unit in the injection mold intracavity, injection mold is equipped with the gluey hole of advancing with the die cavity intercommunication of moulding plastics, and external fused plastics gets into the injection mold intracavity via advancing gluey hole, and refrigerated fused plastics and glued membrane unit rigid coupling form glued membrane gadget.
2. The multi-glue film injection molding cooling protection mold assembly according to claim 1, wherein: the first adhesive film is provided with a first attaching edge, the second adhesive film is provided with a second attaching edge, the first attaching edge and the second attaching edge are fixedly connected, and the molten plastic entering the adhesive inlet hole respectively enters the injection mold cavity through two sides of the first attaching edge and the second attaching edge, which are far away from each other.
3. The multi-glue film injection molding cooling protection mold assembly according to claim 1, wherein: the cooling assembly comprises a refrigeration piece detachably connected with the injection mold, the refrigeration piece is electrically connected with an external power supply, and the refrigeration piece is used for abutting against a glue film unit in the injection mold cavity.
4. The multi-glue film injection molding cooling protection mold assembly according to claim 1, wherein: the cooling assembly comprises a cooling hole arranged in the injection mold, the cooling hole is used for being communicated with an external cooling device, the cooling device is used for inputting external cooling fluid into the cooling hole, and the cooling fluid is used for cooling the adhesive film unit through the injection mold.
5. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: advance the jiao Kong and be the Y type, advance the jiao Kong and include first hole body, with second hole body and the third hole body of first hole body intercommunication, the injection mould intracavity that second laminating limit one side was kept away from on the first laminating limit of molten plastics via first hole body, second hole body entering, molten plastics via first hole body, third hole body entering second laminating limit keep away from in the injection mould intracavity on one side of first laminating limit.
6. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: the number of the glue inlet holes is multiple, and the glue inlet holes are arranged along the length direction of the attaching edge.
7. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: the first adhesive film is provided with a first main body part, the first attaching edge is connected with the first main body part, the second adhesive film is provided with a second main body part, the second attaching edge is connected with the second main body part, the first main body part and the second main body part are provided with decorative layers, and the decorative layers of the first main body part and the second main body part are different.
8. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: first laminating limit or second laminating limit has the weld line, and first laminating limit, second laminating limit are fixed via the weld line butt fusion, and the weld line extends the setting along the length direction on laminating limit.
9. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: the first attaching edge and the second attaching edge are bonded and fixed through glue.
10. The multi-glue film injection molding cooling protection mold assembly according to claim 2, wherein: the glue film unit comprises a fixing piece, the fixing piece wraps the first attaching edge and the second attaching edge, and the fixing piece extends along the length direction of the attaching edges.
CN201921478548.1U 2019-09-05 2019-09-05 Multi-adhesive-film injection molding cooling protection mold assembly Active CN210910896U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921478548.1U CN210910896U (en) 2019-09-05 2019-09-05 Multi-adhesive-film injection molding cooling protection mold assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921478548.1U CN210910896U (en) 2019-09-05 2019-09-05 Multi-adhesive-film injection molding cooling protection mold assembly

Publications (1)

Publication Number Publication Date
CN210910896U true CN210910896U (en) 2020-07-03

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Application Number Title Priority Date Filing Date
CN201921478548.1U Active CN210910896U (en) 2019-09-05 2019-09-05 Multi-adhesive-film injection molding cooling protection mold assembly

Country Status (1)

Country Link
CN (1) CN210910896U (en)

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