CN216609863U

CN216609863U - Mould with vertical structure

Info

Publication number: CN216609863U
Application number: CN202123188115.2U
Authority: CN
Inventors: 董玉飞; 钱涌; 汪金勇
Original assignee: Suzhou Shuobaid Communication Technology Co ltd
Current assignee: Suzhou Shuobaid Communication Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-27
Anticipated expiration: 2031-12-17

Abstract

The application relates to the technical field of dies, in particular to a die with a vertical structure, which comprises an upper die core and a lower die core; the top of the upper mold kernel is provided with a banana-shaped glue injection hole, the bottom of the upper mold kernel is provided with a mold hole, and the banana-shaped glue injection hole is communicated with the mold hole; the lower die core is arranged in the die hole of the upper die core, and the depth of the die hole is equal to the height of the lower die core; the top of the lower die core is provided with a die groove which is communicated with the banana-shaped glue injection hole. In the practical application process, the design structure of the upper mold core and the lower mold core is adopted, so that the contact surface near the injection molding product is not damaged, and the integrity of the injection molding product is ensured; under the premise of keeping a safe distance below a molding surface, the lower part of the mold parting surface is split into an upper pressing type module and a lower pressing type module, the lower part of the mold parting surface is made into the division of the mold core, the lower mold core is assembled upwards from the bottom of the upper mold core, therefore, the problem of a joint line and a section difference caused by the division surface is completely solved, and the product can effectively meet the requirement of a sealed waterproof test.

Description

Mould with vertical structure

Technical Field

The application relates to the technical field of molds, in particular to a mold with a vertical structure.

Background

The mold is used for molding plastic products, and the plastic blanks are made into products with specific shapes and sizes by methods of injection molding, blow molding or extrusion and the like by means of external force, and the mold is widely used for production and processing of products such as plastics, rubber and the like.

When a common injection mold is used for injection molding, a left mold and a right mold are required to be attached and fixed, molten plastic materials are injected into cavities of the left mold and the right mold, and the molten plastic materials are taken out after being cooled and fixed, so that a molded product can be obtained.

The outer surface of the product worn intelligently does not allow any adverse phenomena such as excessive glue, glue shortage, white top, glue mouth impression and the like to occur; and the mould of structure form about, when mould compound die was moulded plastics about, can produce the concatenation line in the middle of the mould for stylolite and deckle edge can appear in the product injection moulding product, influence the injection moulding quality of product, make the not satisfied requirement of sealed waterproof test of product.

SUMMERY OF THE UTILITY MODEL

When mould compound die was moulded plastics about in order to solve the tradition, can make the condition that stylolite and deckle edge can appear in the product, influence the quality of moulding plastics of product for the problem that the product can not satisfy sealed waterproof test requirement. The embodiment of the application provides a mold with a vertical structure, which comprises an upper mold core and a lower mold core;

the top of the upper mold kernel is provided with a banana-shaped glue injection hole, the bottom of the upper mold kernel is provided with a mold hole, and the banana-shaped glue injection hole is communicated with the mold hole;

the lower die core is arranged in the die hole of the upper die core, and the depth of the die hole is equal to the height of the lower die core;

and the top of the lower die core is provided with a die groove which is communicated with the banana-shaped glue injection hole.

Furthermore, the upper die core is also provided with a rubber ejection hole which is communicated with the banana-shaped rubber injection hole.

Furthermore, the upper die core is also provided with a glue injection groove which is communicated with the glue ejecting hole.

Furthermore, a guide rail is arranged at the top of the upper die core.

Further, the upper die core and the lower die core are made of UPN280 channel steel.

Furthermore, a nano coating is arranged on the inner side of the banana-shaped glue injection hole.

Further, the lower die core is provided with a vent hole, and the vent hole is communicated with the die groove.

According to the technical scheme, the mold with the vertical structure comprises an upper mold core and a lower mold core; the top of the upper mold kernel is provided with a banana-shaped glue injection hole, the bottom of the upper mold kernel is provided with a mold hole, and the banana-shaped glue injection hole is communicated with the mold hole; the lower die core is arranged in the die hole of the upper die core, and the depth of the die hole is equal to the height of the lower die core; and the top of the lower die core is provided with a die groove which is communicated with the banana-shaped glue injection hole.

In the practical application process, the design structure of the upper mold core and the lower mold core is adopted, so that the contact surface near the injection molding product is not damaged, and the integrity of the injection molding product is ensured; under the premise of keeping a reasonable safe distance for processing below a molding surface, the lower part of the mold parting surface is split into an upper and lower pressing type module, the lower part of the mold parting surface is divided into mold cores, the lower mold cores are assembled upwards from the bottoms of the upper mold cores, and the area in contact with an injection molding product is bypassed, so that the problem of a combination line and a section difference generated by a dividing surface is completely solved, a complete product surface is reached, and the sealing waterproof test requirement can be effectively met by the product.

Drawings

In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a mold of the present application in a vertical configuration;

FIG. 2 is a schematic top mold view of a mold of the present application in a vertical configuration;

FIG. 3 is a schematic view of a lower mold of the present application in a vertical configuration;

fig. 4 is an assembly schematic diagram of the mold glue injection work with a vertical structure according to the present application.

In the figure: 1-upper mold core, 11-banana type glue injection hole, 12-mold hole, 13-glue ejection hole, 14-glue injection groove, 15-guide rail, 2-lower mold core and 21-mold groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

In the description of the present application, it is also to be noted that, unless explicitly stated or limited otherwise, the term "connected" is to be understood in a broad sense, e.g. electrically, but also communicatively, connected. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Furthermore, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or device that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such product or device.

When mould compound die was moulded plastics about in order to solve the tradition, can make the condition of stylolite and deckle edge appear in the product, influence the injection moulding quality of product for the problem that the waterproof test requirement of sealed is not satisfied to the product, refer to figure 1, for the mould schematic diagram of a vertical structure of this application, a vertical structure's mould includes: the injection molding machine comprises an upper mold core 1 and a lower mold core 2, wherein when the injection molding work is started, the lower mold core 2 is installed on the upper mold core 1; the top of the upper die core 1 is provided with a banana-shaped glue injection hole 11 for injecting heated and melted plastic, and meanwhile, the banana-shaped glue injection hole has the advantage of being convenient for glue injection; the bottom of the lower die core is provided with a die hole 12, the die hole 12 is a hole for assembling the lower die core 2, the banana-shaped glue injection hole 11 is communicated with the die hole 12, and when molten plastic is injected into the banana-shaped glue injection hole 11, the molten plastic flows into the lower die core 2; the lower die core 2 is arranged in the die hole 12 of the upper die core 1, and the depth of the die hole 12 is equal to the height of the lower die core 2; the top of the lower die core 2 is provided with a die groove 21, the die groove 21 is usually manufactured according to a model of a required product, the die groove 21 is communicated with the banana-shaped glue injection hole 11, and plastic filled in the banana-shaped glue injection hole 11 directly flows into the die groove 21.

According to the technical scheme, the mold with the vertical structure comprises: an upper mold core 1 and a lower mold core 2; the top of the upper die core 1 is provided with a banana-shaped glue injection hole 11, the bottom of the upper die core is provided with a die hole 12, and the banana-shaped glue injection hole 11 is communicated with the die hole 12; the lower die core 2 is arranged in the die hole 12 of the upper die core 1, and the depth of the die hole 12 is equal to the height of the lower die core 2; the top of the lower die core 2 is provided with a die groove 21, and the die groove 21 is communicated with the banana-shaped glue injection hole 11.

In the embodiment of the part of the application, because the conventional mold core design structure uses the left and right forms (Half to Half), and simultaneously because the influence of factors such as machining precision and mold assembling repair and match, the product surface leaves joint line and deckle edge during injection molding, and even the assembly gap caused by segment difference makes a sound the waterproof test effect of the product. The design structure of the upper mold core 1 and the lower mold core 2 provided by the embodiment can prevent the contact surface near the injection molding product from being damaged, thereby ensuring the integrity of the injection molding product; under the premise of keeping a reasonable safe distance for processing below a molding surface, the lower part of the mold parting surface is split into an upper and lower pressing type module, the lower part of the mold parting surface is divided into mold cores, the lower mold core 1 is assembled upwards from the bottom of the upper mold core 2, and an area contacting with an injection molding product is bypassed, so that the problem of a combination line and a section difference generated by a dividing surface is completely solved, a complete product surface is reached, and the requirement of a sealed waterproof test can be effectively met by the molded product.

Referring to fig. 2, which is a schematic view of an upper mold of a vertical mold according to the present application, in some embodiments of the present application, an upper mold core 1 is further provided with a glue ejecting hole 13, and the glue ejecting hole 13 is communicated with the banana-shaped glue injection hole 11; specifically, considering that the injection molding product can deform or scratch when being demoulded, the glue ejecting hole 13 is arranged, so that the product can be conveniently taken out, after the injection molding is finished and cooled, the thimble is used for ejecting the whole injection molding product automatically through the glue ejecting hole 13, the deformation and scratch of the plastic part are effectively avoided, meanwhile, the workload of taking out the product is greatly reduced, and the plastic part ejection device is suitable for production of medium and large batches of plastic products.

In some embodiments of this application, consider the production of batch plastic product spare, still be provided with on the upper die benevolence 1 and annotate gluey groove 14, annotate gluey groove 14 intercommunication top gluey hole 13, in the concrete implementation in-process, it is a plurality of to set up the installation upper die benevolence 1 with lower mould benevolence 2 will set up in the upper die benevolence 1 annotate gluey groove 14 aligns in proper order the plastic that melts is injected into to the one end of annotating gluey groove 14, and the plastic that melts flows into in proper order in annotating gluey groove 14, is in the same direction as simultaneously banana type injecting glue hole 11 flows into in the mould groove 21. Realizes synchronous glue injection of a plurality of moulds and production of medium and large batches of plastic products.

Further, referring to fig. 4, it is a schematic assembly diagram of the mold with a vertical structure during glue injection work, and glue injection work needs to be performed in cooperation with a male mold during actual assembly; in some embodiments of this application, for the production efficiency of plastic product spare, upper die benevolence 1 top is provided with guide rail 15, when concrete implementation, will be a plurality of guide rail 15 at upper die benevolence 1 top sets up fixedly in public mould track, upper die benevolence 1 realizes establishing ties, simultaneously the groove 14 of gluing on upper die benevolence 1 communicates each other, realizes once according to this that a plurality of moulds of moulding plastics can realize gluing and annotate, has realized batch production, has guaranteed plastic product spare efficiency.

In some embodiments of the present application, the upper mold core 1 and the lower mold core 2 are made of UPN280 channel steel; because elements such as chlorine and fluorine exist in the plastic, strong aggressive gases such as HCI and HF are decomposed and separated after being heated, the surface of a die cavity is eroded, the surface roughness of the die cavity is increased, and the wear failure is aggravated. Meanwhile, the die is generally manufactured through several processes such as forging, cutting, heat treatment and the like. In order to ensure the manufacturing quality of the die and reduce the production cost, the material has good forgeability, cutting processability, hardenability and grindability; it should also have little susceptibility to oxidation, decarburization and quench deformation cracking. The UPN280 channel steel is used for manufacturing the die, so that the performance requirement of corrosion prevention is met, the process performance requirement is met, and the cost for manufacturing the die is reduced.

In some embodiments of the present application, a nano-coating is disposed inside the banana-shaped glue injection hole 11; the plastic mold has a complex structure, so that the mold is difficult to process and relatively high in manufacturing cost, particularly a mirror surface and an etched surface are easy to wear, and the plastic mold treated by the nano coating has improved surface hardness, so that the abrasion resistance is obviously improved; and because the surface smoothness of the die is enhanced and the friction coefficient is reduced, the rubber material has better fluidity and the plastic product is easier to demould. Meanwhile, the nano coating forms a compact protective layer on the surface of the die due to the special lattice structure of the nano coating, so that the defect of corrosion of the plastic to the die can be effectively solved.

In this application part embodiment, in order to guarantee when pouring into the plastic that melts in the mould, can not produce the bubble, lower mould benevolence 2 is provided with the air vent, the air vent intercommunication mould groove 21 for get rid of the air in the mould intracavity, guaranteed the yields of plastic product.

In the practical application process, the design structures of the upper mold core 1 and the lower mold core 2 are adopted, so that the contact surface near the injection molding product is not damaged, and the integrity of the injection molding product is ensured; under the premise of keeping a reasonable safe distance for processing below a molding surface, the lower part of the mold parting surface is split into an upper and lower pressing type module, the lower part of the mold parting surface is divided into mold cores, the lower mold core 2 is assembled upwards from the bottom of the upper mold core 1, and an area contacting with an injection molding product is bypassed, so that the problem of a combination line and a section difference generated by a dividing surface is completely solved, a complete product surface is reached, and the requirement of a sealed waterproof test can be effectively met by the product.

The present application has been described in detail with reference to specific embodiments and illustrative examples, but the description is not intended to limit the application. Those skilled in the art will appreciate that various equivalent substitutions, modifications or improvements may be made to the presently disclosed embodiments and implementations thereof without departing from the spirit and scope of the present disclosure, and these fall within the scope of the present disclosure.

Claims

1. A mold of vertical construction, comprising: an upper mold core (1) and a lower mold core (2);

the top of the upper die core (1) is provided with a banana-shaped glue injection hole (11), the bottom of the upper die core is provided with a die hole (12), and the banana-shaped glue injection hole (11) is communicated with the die hole (12);

the lower die core (2) is arranged in the die hole (12) of the upper die core (1), and the depth of the die hole (12) is equal to the height of the lower die core (2);

the top of the lower die core (2) is provided with a die groove (21), and the die groove (21) is communicated with the banana-shaped glue injection hole (11).

2. The mold with a vertical structure according to claim 1, wherein the upper mold core (1) is further provided with a glue ejecting hole (13), and the glue ejecting hole (13) is communicated with the banana-shaped glue injecting hole (11).

3. The mold with the vertical structure according to claim 2, wherein the upper mold core (1) is further provided with a glue injection groove (14), and the glue injection groove (14) is communicated with the glue ejecting hole (13).

4. The mould of vertical structure according to claim 1, wherein the top of the upper mould core (1) is provided with a guide rail (15).

5. The vertical structural mold according to claim 1, wherein the upper mold core (1) and the lower mold core (2) are made of UPN280 channel steel.

6. Mould in the vertical structure, according to claim 1, characterized in that inside the banana-shaped glue holes (11) there is a nano-coating.

7. The mould with vertical structure according to claim 1, wherein the lower mould core (2) is provided with vent holes, and the vent holes are communicated with the mould groove (21).