CN220008658U

CN220008658U - Hot runner mold

Info

Publication number: CN220008658U
Application number: CN202321472518.6U
Authority: CN
Inventors: 卢健; 曾清建; 余裕恩; 苏海洋; 余裕如; 黄章成
Original assignee: Wenzhou Jianpai Mould Co ltd
Current assignee: Wenzhou Jianpai Mould Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-11-14
Anticipated expiration: 2033-06-09

Abstract

The utility model relates to the technical field of dies, and provides a hot runner die which comprises a lower die, a hot runner die body and a splitter plate, wherein the top end of the lower die is provided with the hot runner die body, the splitter plate is arranged in the hot runner die body, the top end of the splitter plate is provided with an injection port, the top end of the injection port is provided with a sealing structure, the bottom end of the splitter plate is provided with an auxiliary structure, the auxiliary structure comprises a hot nozzle, a heater and an injection port, the hot nozzle is arranged at the bottom end of the splitter plate, the bottom end of the hot nozzle is provided with the injection port, and the outer side of the hot nozzle is provided with the heater, and the injection port is provided with a plurality of injection ports. The auxiliary structure is arranged, so that the efficiency of the hot runner mold main body in processing is higher, a plurality of groups of products can be processed by the lower mold at one time by using the plurality of groups of injection ports, the efficiency in processing is higher, the raw materials in the hot nozzle can be heated by using the heater, and the condition that the raw materials are solidified to cause waste is prevented.

Description

Hot runner mold

Technical Field

The utility model relates to the technical field of molds, in particular to a hot runner mold.

Background

The hot runner mold refers to a mold in which a melt in a runner is not solidified all the time by a heating device. Because it has a shorter molding cycle than the conventional mold and saves more raw materials, the hot runner mold is widely used in all industrially developed countries and regions of the world today;

for this reason, the patent publication No. CN202985971U discloses a hot runner mold structure, which shortens the product molding cycle, saves raw materials, and has high production efficiency. The mold comprises a front mold core and a rear mold core, wherein a cavity is formed between the front mold core and the rear mold core, and the mold is characterized in that: the runner is led to the cavity, and a heating rod is arranged at the inlet of the runner;

in the prior art, the raw materials can be prevented from being solidified in the runner during the use process, but the production efficiency is lower during the product processing process, so that a hot runner mold is needed to solve the problems.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a hot runner mold which is used for solving the defect that the existing hot runner mold is low in processing efficiency.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the hot runner mold comprises a lower mold, a hot runner mold body and a flow dividing plate, wherein the top end of the lower mold is provided with the hot runner mold body, and the flow dividing plate is arranged in the hot runner mold body;

the top of flow distribution plate is provided with the filling opening, the top of filling opening is provided with seal structure, the bottom of flow distribution plate is provided with auxiliary structure, auxiliary structure includes hot mouth, heater and injection port, the hot mouth sets up in the bottom of flow distribution plate.

Preferably, an injection port is arranged at the bottom end of the hot nozzle, and a heater is arranged at the outer side of the hot nozzle.

Preferably, the injection ports are arranged in a plurality, and the injection ports are annularly distributed on the outer side of the hot nozzle.

Preferably, the hot nozzles are arranged in two groups, and the two groups of hot nozzles are symmetrically distributed at the bottom end of the flow distribution plate.

Preferably, the sealing structure comprises a screw cap, a sealing gasket, a sealing groove, a baffle ring and an external pipeline, wherein the external pipeline is arranged at the top end of the injection port, the baffle ring is arranged on the outer side of the external pipeline, the screw cap is arranged on the outer side of the external pipeline, the sealing gasket is sleeved on the outer side of one end of the external pipeline, and the sealing groove is arranged in the top end of the injection port.

Preferably, the inner diameter of the injection port is larger than the outer diameter of one end of the external pipeline, and an insertion structure is formed between the external pipeline and the injection port.

Preferably, the inner side of the nut is provided with an internal thread, the outer side of the injection port is provided with an external thread, and the nut and the injection port are in threaded connection.

(III) beneficial effects

The hot runner mold provided by the utility model has the advantages that: by the aid of the auxiliary structure, in order to enable the efficiency of the hot runner mold main body in machining to be higher, multiple groups of products can be machined by the lower mold at one time through the use of multiple groups of injection ports, the efficiency in machining is higher, raw materials in the hot nozzle can be heated through the use of the heater, and the situation that the raw materials are wasted due to solidification is prevented;

through the cooperation between nut, sealing washer and the seal groove, can carry out a seal to the junction of filling opening and external pipeline, prevent that the raw materials from the condition that leaks the material from the junction of filling opening and external pipeline from causing the waste when passing through the inside of filling opening to sealed effect has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic view of the bottom view of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;

fig. 4 is a schematic diagram of a front exploded perspective view of the seal structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a lower die; 2. a hot runner mold body; 3. a diverter plate; 4. an injection port; 5. a sealing structure; 501. a screw cap; 502. a sealing gasket; 503. sealing grooves; 504. a baffle ring; 505. externally connected pipelines; 6. an auxiliary structure; 601. a hot nozzle; 602. a heater; 603. an injection port.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-4, the hot runner mold provided by the utility model comprises a lower mold 1, a hot runner mold body 2 and a splitter plate 3, wherein the hot runner mold body 2 is arranged at the top end of the lower mold 1, the splitter plate 3 is arranged in the hot runner mold body 2, an injection port 4 is arranged at the top end of the splitter plate 3, a sealing structure 5 is arranged at the top end of the injection port 4, the sealing structure 5 comprises a nut 501, a sealing gasket 502, a sealing groove 503, a baffle ring 504 and an external pipeline 505, the external pipeline 505 is arranged at the top end of the injection port 4, the baffle ring 504 is arranged at the outer side of the external pipeline 505, the nut 501 is arranged at the outer side of the external pipeline 505, the sealing gasket 502 is sleeved at the outer side of one end of the external pipeline 505, the sealing groove 503 is arranged in the top end of the injection port 4, the inner diameter of the injection port 4 is larger than the outer diameter of one end of the external pipeline 505, an inserting structure is formed between the external pipeline 505 and the injection port 4, an internal thread is formed at the inner side of the nut 501, an external thread is formed at the outer side of the injection port 4, and a threaded connection is formed between the nut 501 and the injection port 4.

A hot runner mold operating principle based on embodiment 1 is: before using hot runner mould main part 2, install the nut 501 in the outside of external pipeline 505, then with sealed pad 502 cover in the outside of external pipeline 505 one end, insert the one end of external pipeline 505 after the cover is good and establish into the filling port 4 inside, rotate along with nut 501 and filling port 4 after inserting to install the top at filling port 4 with external pipeline 505, the cooperation of sealed pad 502 and seal groove 503 is used at this moment, can strengthen the leakproofness of its junction, is difficult for appearing leaking the condition when making its junction use, thereby accomplish sealing work.

Example two

The embodiment further includes: the bottom of flow distribution plate 3 is provided with auxiliary structure 6, and auxiliary structure 6 includes hot mouth 601, heater 602 and injection port 603, and hot mouth 601 sets up in the bottom of flow distribution plate 3, and the bottom of hot mouth 601 is provided with injection port 603, and the outside of hot mouth 601 is provided with heater 602, and injection port 603 is provided with a plurality of, and a plurality of injection port 603 is annular distribution in the outside of hot mouth 601, and hot mouth 601 is provided with two sets of, and two sets of hot mouths 601 are symmetrical distribution in the bottom of flow distribution plate 3.

In this embodiment, when the raw material enters the inside of the splitter plate 3, the raw material flows into the hot nozzle 601, and then the raw material inside the hot nozzle 601 flows into the lower mold 1 through the injection port 603 to perform a product injection molding operation, at this time, a plurality of products can be injected at one time by using a plurality of groups of injection ports 603, so that the processing efficiency is higher, and the raw material inside the hot nozzle 601 can be heated by using the heater 602, so that the raw material is prevented from being solidified to cause waste, and thus the injection molding operation of the raw material is completed.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a hot runner mold, includes bed die (1), hot runner mold main part (2) and flow distribution plate (3), its characterized in that: the top end of the lower die (1) is provided with a hot runner die main body (2), and a splitter plate (3) is arranged in the hot runner die main body (2);

the top of flow distribution plate (3) is provided with filling opening (4), the top of filling opening (4) is provided with seal structure (5), the bottom of flow distribution plate (3) is provided with auxiliary structure (6), auxiliary structure (6) are including hot mouth (601), heater (602) and injection mouth (603), hot mouth (601) set up in the bottom of flow distribution plate (3).

2. A hot runner mold as in claim 1 wherein: an injection port (603) is arranged at the bottom end of the hot nozzle (601), and a heater (602) is arranged at the outer side of the hot nozzle (601).

3. A hot runner mold as in claim 1 wherein: the injection ports (603) are arranged in a plurality, and the injection ports (603) are annularly distributed on the outer side of the hot nozzle (601).

4. A hot runner mold as in claim 1 wherein: the two groups of hot nozzles (601) are symmetrically distributed at the bottom end of the flow distribution plate (3).

5. A hot runner mold as in claim 1 wherein: seal structure (5) are including nut (501), sealed pad (502), seal groove (503), keep off ring (504) and external pipeline (505), external pipeline (505) set up in the top on filling port (4), the outside of external pipeline (505) is provided with keeps off ring (504), nut (501) are installed in the outside of external pipeline (505), the outside cover of external pipeline (505) one end is equipped with sealed pad (502), seal groove (503) are seted up in the inside on filling port (4) top.

6. The hot runner mold according to claim 5, wherein: the inner diameter of the injection opening (4) is larger than the outer diameter of one end of the external pipeline (505), and an inserting structure is formed between the external pipeline (505) and the injection opening (4).

7. The hot runner mold according to claim 5, wherein: the inner side of the nut (501) is provided with an internal thread, the outer side of the injection port (4) is provided with an external thread, and the nut (501) and the injection port (4) form threaded connection.