CN219171507U

CN219171507U - Injection mold capable of adjusting injection thickness

Info

Publication number: CN219171507U
Application number: CN202223213476.2U
Authority: CN
Inventors: 唐林丁; 邝志辉; 覃剑翔; ***
Original assignee: GAC Component Co Ltd
Current assignee: GAC Component Co Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-13
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses an injection mold capable of adjusting injection thickness, which comprises a first set of injection mold modules, wherein the first set of injection mold modules comprise a first male mold, a first female mold, a mold core and a thickness-changing insert; the thickness-changing insert and the die core are detachably arranged in the first male die cavity and are sequentially stacked along the direction away from the bottom wall of the first male die cavity; the first female die cavity is provided with a first female die cavity, and the first female die is arranged opposite to the first male die cavity and is used for accommodating workpieces. It is capable of injection molding an interior product (i.e., a work piece) having a certain toughness without having a harmful volatile smell, and of changing the thickness of the flexible layer to change the toughness and elastic touch of the interior product.

Description

Injection mold capable of adjusting injection thickness

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold capable of adjusting injection thickness.

Background

At present, in the automotive interior product, more leather or PU leather coating products are used for showing high-grade feel, but the mode often uses more glue for bonding, wherein the interior product generally has certain strength and toughness, and therefore, the automotive interior product needs to be composed of a hard base material and leather or PU leather coating with certain toughness, and the leather or PU leather coating and the leather coating are bonded through the glue. It can be appreciated that the dermis material (i.e., the flexible layer) and the glue have a certain volatile odor, which can cause damage to human health; and the thickness of the leather is not easy to adjust, namely the toughness and the elastic touch of the interior decoration product are difficult to adjust.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide an injection mold capable of adjusting the injection thickness, which can be used for injecting an interior product with certain toughness, has no harmful volatile smell and can change the thickness of a flexible layer to change the toughness and the elastic touch sense of the interior product.

The utility model adopts the following technical scheme:

an injection mold capable of adjusting injection thickness comprises a first set of injection mold modules, wherein each first set of injection mold modules comprises a first male mold, a first female mold, a mold core and a thickness-changing insert; the thickness-changing insert and the die core are detachably arranged in the first male die cavity and are sequentially stacked along the direction away from the bottom wall of the first male die cavity; the first female die cavity is provided with a first female die cavity, and the first female die is arranged opposite to the first male die cavity and is used for accommodating workpieces.

Further, the first female die is movably connected with a thimble, and the end part of the thimble is used as a part of the bottom wall forming the first female die cavity.

Further, the thickness-changing inserts are of an integrated structure, and only one thickness-changing insert is arranged in the first male die cavity.

Further, the thickness-changing insert is formed by overlapping a plurality of subunit boards.

Further, the first male die is a movable die, the first female die is a fixed die, and the first male die and the first female die are sequentially arranged along the horizontal direction.

Further, the first master mold is provided with a first casting hole.

Further, the injection mold capable of adjusting the injection thickness further comprises a second set of injection mold modules; the second set of injection mold is used for forming a base material, and the first set of injection mold is used for forming an interior product; the second set of injection molding module comprises a second male die and a second female die, a stepped boss is arranged on the bottom wall of the second female die, the large end of the stepped boss is closer to the bottom wall of the second female die, the stepped boss is used for forming a stepped hole on a base material, and the stepped hole is used for filling soft plastic into the base material.

Further, a second casting hole is formed in the second female die.

Further, the injection mold capable of adjusting the injection thickness further comprises a main frame, and the first injection molding module and the second injection molding module are both arranged on the main frame and supported by the main frame.

Compared with the prior art, the utility model has the beneficial effects that:

based on change thick inserts and mould benevolence all detachably locate in the first public die cavity to fold in order along the direction of keeping away from the diapire of first public die cavity, therefore both can follow in the first public die cavity and take out, then change the thickness of changing thick inserts, can produce the flexible layer of different thickness according to the demand, in order to adjust the toughness and the elasticity sense of touch of interior decoration product according to the demand. In addition, the flexible layer based on the interior product adopts nontoxic and odorless soft plastic as a main material and is manufactured by the injection mold capable of adjusting the injection thickness, so that the leather material is not consumed any more, the human health is not damaged, and the production cost is reduced.

Drawings

FIG. 1 is a schematic view of an injection mold capable of adjusting injection thickness according to the present utility model;

fig. 2 is a partial enlarged view at a of fig. 1.

In the figure: 1. a first set of injection molding modules; 11. a first male die; 12. a first master mold; 13. a mold core; 14. changing the thickness of the insert; 15. a thimble; 16. a thimble bottom plate; 2. an interior product; 21. a substrate; 211. a stepped hole; 22. a flexible layer; 221. a step part.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The use of "vertical," "horizontal," "left," "right," and similar expressions are for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Fig. 1-2 show an injection mold capable of adjusting injection thickness according to a preferred embodiment of the present utility model, comprising a first set of injection mold modules 1, wherein the first set of injection mold modules 1 comprises a first male mold 11, a first female mold 12, a mold core 13, and a thickness-changing insert 14. The first male mold 11 has a first male mold cavity, and the thickness-changing insert 14 and the mold core 13 are detachably disposed in the first male mold cavity and sequentially stacked along a direction away from a bottom wall of the first male mold cavity. The first female die 12 has a first female die cavity that is disposed opposite to the first male die cavity and is used for accommodating a work piece (i.e., the interior product 2). It will be appreciated that when the thickness of the flexible layer 22 of the interior product 2 needs to be changed, the thickness of the molded interior product 2 can be changed by adjusting the wall thickness of the thickness-changing insert 14, so that the distance between the cavity 13 and the bottom wall of the first female mold cavity is changed after the first set of injection molding module 1 is assembled.

Obviously, based on changing thickness inserts 14 and mould benevolence 13 all detachably locates in the first public die cavity to along keeping away from the direction of the diapire of first public die cavity and stacking in proper order, therefore both can take out in the first public die cavity, then change the thickness of changing thickness inserts 14, can produce flexible layer 22 of different thickness as required, in order to adjust the toughness and the elasticity sense of touch of interior decoration product 2 as required. In addition, the flexible layer 22 based on the interior product 2 is made of nontoxic and odorless soft plastic as a main material and is made of the injection mold capable of adjusting the injection thickness, so that the leather material is not consumed any more, the human health is not damaged, and the production cost is reduced.

Preferably, to facilitate demolding of the interior product 2, the first master mold 12 is movably connected with a thimble 15, the end of the thimble 15 being part of the bottom wall forming the first master mold cavity. It will be appreciated that, according to the existing mold structure, the ejector pins 15 are necessarily configured with an ejector pin base plate 16, and in view of this principle, details are omitted here.

Preferably, the thickness-changing insert 14 is an integral structure, and only one thickness-changing insert 14 is disposed within the first male mold cavity. Alternatively, the thickness-modifying insert 14 is formed from a plurality of stacked sub-unit plates. That is, the thickness-changing insert 14 has two structural forms, in contrast, the former needs to store the thickness-changing inserts 14 with various thicknesses, so that the storage cost is higher, but splicing and stacking are not needed, and the precision is higher. Preferably, the thickness of the insert 14 is modified to be a solid structure.

Preferably, the first male mold 11 is a movable mold, the first female mold 12 is a fixed mold, and the first male mold 11 and the first female mold 12 are sequentially arranged in the horizontal direction. The arrangement is such that the mold core 13 and the thickness-changing insert 14 are arranged in sequence in the horizontal direction, thereby facilitating the replacement of the mold core 13 and the thickness-changing insert 14. It should be understood that the fixing manner of the mold core 13 is similar to the prior art, for example, fixing by bolts.

Preferably, the first master mold 12 is provided with a first casting hole, that is, a high-temperature soft plastic liquid can be poured after mold closing. Alternatively, the soft plastic liquid may be poured first and then die-cast without the first casting hole.

It will be appreciated that it is preferable to mold the substrate 21 first and then the flexible layer 22. Preferably, an injection mold capable of adjusting injection thickness further comprises a second set of injection mold modules (not shown in the figure); the second set of injection molds is used for forming the base material 21, and the first set of injection mold modules 1 is used for forming the interior decoration products 2; the second set of injection molding module comprises a second male die and a second female die, wherein a stepped boss is arranged on the bottom wall of the second female die, the large end of the stepped boss is closer to the bottom wall of the second female die, the stepped boss is used for forming a stepped hole 211 on the base material 21, and the stepped hole 211 is used for filling soft plastic into the base material 21. By the arrangement, the base material 21 and the flexible layer 22 can be fixedly connected together through the step part 221 of the flexible layer 22, and the connection stability between the flexible layer 22 and the base material 21 of the interior decoration product 2 can be higher.

Preferably, the second master mold is provided with a second casting hole, and the second casting hole is identical to the first casting hole.

Preferably, in order to facilitate transportation of the injection mold capable of adjusting injection thickness, the injection mold capable of adjusting injection thickness further comprises a main frame, and the first injection molding module 1 and the second injection molding module are both arranged on the main frame and supported by the main frame.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. Injection mold capable of adjusting injection thickness, characterized in that: the novel plastic injection molding device comprises a first set of plastic injection molding modules (1), wherein the first set of plastic injection molding modules (1) comprises a first male mold (11), a first female mold (12), a mold core (13) and a thickness-changing insert (14); the first male die (11) is provided with a first male die cavity, and the thickness-changing insert (14) and the die core (13) are detachably arranged in the first male die cavity and are sequentially stacked along the direction away from the bottom wall of the first male die cavity; the first female die is provided with a first female die cavity, and the first female die is arranged opposite to the first male die cavity and is used for accommodating workpieces.

2. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the first female die (12) is movably connected with a thimble (15), and the end part of the thimble (15) is used as a part of the bottom wall forming the first female die cavity.

3. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the thickness-changing inserts (14) are of an integrated structure, and only one thickness-changing insert (14) is arranged in the first male die cavity.

4. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the thickness-changing insert (14) is formed by overlapping a plurality of subunit boards.

5. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the first male die (11) is a movable die, the first female die (12) is a fixed die, and the first male die (11) and the first female die (12) are sequentially arranged along the horizontal direction.

6. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the first female die (12) is provided with a first casting hole.

7. An injection mold capable of adjusting injection thickness as claimed in claim 1, wherein: the injection mold capable of adjusting the injection thickness further comprises a second set of injection mold modules; the second set of injection molding modules are used for molding a base material (21), and the first set of injection molding modules (1) are used for molding an interior product (2); the second set of injection molding module comprises a second male die and a second female die, a stepped boss is arranged on the bottom wall of the second female die, the large end of the stepped boss is closer to the bottom wall of the second female die, the stepped boss is used for forming a stepped hole (211) on a base material (21), and the stepped hole (211) is used for filling soft plastic into the base material (21).

8. An injection mold capable of adjusting an injection thickness as claimed in claim 7, wherein: the second female die is provided with a second casting hole.

9. An injection mold capable of adjusting an injection thickness as claimed in claim 7, wherein: the injection mold capable of adjusting the injection thickness further comprises a main frame, and the first injection molding module (1) and the second injection molding module are arranged on the main frame and supported by the main frame.