CN219236053U

CN219236053U - Injection mold with rapid cooling demoulding structure

Info

Publication number: CN219236053U
Application number: CN202223253939.8U
Authority: CN
Inventors: 卢寅崟; 吴江
Original assignee: Suzhou Hexin New Material Technology Co ltd
Current assignee: Suzhou Hexin New Material Technology Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-23
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses an injection mold with a rapid cooling demolding structure, which comprises a support, wherein one side of the bottom of the support is rotationally connected with a lower mold, an upper mold is correspondingly arranged right above the lower mold, and the lower mold is connected with the upper mold through a limiter; the top end of the upper die is connected with the stripper, and the upper die is driven to move up and down by lifting of the stripper, so that the upper die is clamped with or separated from the lower die, and the upper die and the lower die can be rapidly stripped, and are connected through the limiter; when the upper die and the lower die are clamped together, an integral body is formed between the upper die and the lower die and the stripper by utilizing the limiter, the upper die and the lower die can rotate together when the transmission assembly drives the stripper to rotate, so that the heat of the upper die and the lower die is taken away by utilizing the wind blown out by the fan, the cooling of the dies is uniform, the influence on the internal injection molding piece is avoided, and the quick cooling of the upper die and the lower die can be realized.

Description

Injection mold with rapid cooling demoulding structure

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with a rapid cooling demolding structure.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation of operation, multiple colors, various shapes, large size, accurate product size, easy updating of products, and capability of forming products with complex shapes.

Because the injection molding is to mould the material that melts at a high temperature, in order to accelerate the efficiency of taking out of injection molding in the injection mold, current injection mold usually can adopt forced air cooling's mode, through blowing to the mould, take away the mould heat to make injection molding quick cooling shaping, but forced air cooling device most all is fixed mounting and blows to the mould in a certain side of mould, leads to the mould unilateral cooling rate too fast easily, and whole unable even cooling, and produces the influence to its inside injection molding easily.

Disclosure of Invention

The utility model aims to provide an injection mold with a rapid cooling demolding structure, so as to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an injection mold with a rapid cooling demoulding structure comprises a support, wherein one side of the bottom of the support is rotationally connected with a lower mold, an upper mold is correspondingly arranged right above the lower mold, and the lower mold is connected with the upper mold through a limiter;

the top end of the upper die is connected with a stripper, the center of the top end of the stripper is connected with a rotating shaft, and the rotating shaft penetrates through the top end of the support and is connected with a transmission assembly;

the lower end of one side of the support is provided with a fan corresponding to the lower die and the upper die.

Preferably, the limiter comprises a limiting ring, limiting columns and limiting holes, wherein the limiting ring is integrally formed at the bottom end of the outer portion of the upper die, a group of limiting columns are welded at four corners of the bottom of the limiting ring respectively, and the upper surface of the lower die corresponds to the limiting columns and is provided with the limiting holes.

Preferably, the stripper comprises an electric push rod and a connecting seat, wherein the center of the top end of the lower die is connected with the output end of the electric push rod, the other end of the electric push rod is installed at the bottom of the connecting seat, and the center of the top end of the connecting seat is connected with the rotating shaft.

Preferably, the transmission assembly comprises a first gear, a second gear and a motor, wherein the top end of the rotating shaft is connected with the first gear, the first gear is meshed with the second gear, and the second gear is connected with the output end of the motor.

Preferably, the motor is installed in a placing groove formed in the upper end of one side of the support, and the output end of the motor penetrates through the top end of the support and is connected with the second gear.

Preferably, the fan is composed of a fan body and a protective cover, and the fan body is arranged in the protective cover.

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

1. the upper die is driven to move up and down by lifting the stripper, so that the upper die is clamped with or separated from the lower die, and the quick stripping can be realized; when the upper die and the lower die are clamped together, an integral body is formed between the upper die and the lower die and the stripper by utilizing the limiter, the upper die and the lower die can rotate together when the transmission assembly drives the stripper to rotate, so that the heat of the upper die and the lower die is taken away by utilizing the wind blown out by the fan, the cooling of the dies is uniform, the influence on the internal injection molding piece is avoided, and the quick cooling of the upper die and the lower die can be realized.

2. According to the utility model, as the four corners of the bottom of the limiting ring are respectively welded with one group of limiting posts, and the upper surface of the lower die is provided with the limiting holes corresponding to the limiting posts, when the stripper pushes the upper die to be put down and clamped with the lower die, the limiting posts can be inserted into the limiting holes to connect the upper die and the lower die, so that the upper die and the lower die form a whole, the fan body comprises the first motor and the fan blades, the first motor can drive the fan blades to rotate for blowing, the die is cooled, the two ends of the protective cover are provided with a plurality of groups of through holes, air circulation can be formed, and the fan is facilitated to blow and dissipate heat of the fan.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a side view (one) of the overall structure of the present utility model;

fig. 3 is a side view (two) of the overall structure of the present utility model.

In the figure: 1. the device comprises a support, 2, a lower die, 3, an upper die, 4, a stripper, 5, a rotating shaft, 6, a fan, 7, a limiting ring, 8, a limiting column, 9, a limiting hole, 10, an electric push rod, 11, a connecting seat, 12, a first gear, 13, a second gear, 14, a motor, 15, a placing groove, 16, a fan body, 17 and a protective cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the utility model provides an injection mold with a rapid cooling demolding structure, which comprises a support 1, wherein one side of the bottom of the support 1 is rotatably connected with a lower mold 2, an upper mold 3 is correspondingly arranged right above the lower mold 2, and the lower mold 2 is connected with the upper mold 3 through a limiter;

the top end of the upper die 3 is connected with a stripper 4, the center of the top end of the stripper 4 is connected with a rotating shaft 5, and the rotating shaft 5 penetrates through the top end of the support 1 and is connected with a transmission assembly;

the lower end of one side of the support 1 is provided with a fan 6 corresponding to the lower die 2 and the upper die 3.

In the embodiment, the upper die 3 is driven to move up and down by lifting the stripper 4, so that the lower die 2 is clamped and/or separated from the lower die 2, and the lower die 2 and the upper die 3 are quickly stripped, and are connected through a limiter; when the upper die 3 and the lower die 2 are clamped together, an integral body is formed between the upper die, the lower die and the stripper 4 by utilizing the limiter, when the transmission assembly drives the stripper 4 to rotate, the upper die and the lower die can rotate together, so that the heat of the upper die and the lower die is taken away by utilizing the wind blown by the fan 6, the cooling of the dies is relatively uniform, the influence on the internal injection molding part is avoided, and the quick cooling of the upper die and the lower die can be realized.

Referring to fig. 2, the limiter comprises a limiting ring 7, limiting posts 8 and limiting holes 9, wherein the limiting ring 7 is integrally formed at the bottom end of the outer part of the upper die 3, a group of limiting posts 8 are welded at four corners of the bottom of the limiting ring 7, and the limiting holes 9 are formed on the upper surface of the lower die 2 corresponding to the limiting posts 8.

In this embodiment, since a set of limiting posts 8 are welded at four corners of the bottom of the limiting ring 7, and the upper surface of the lower die 2 is provided with limiting holes 9 corresponding to the limiting posts 8, when the stripper 4 pushes the upper die 3 to be placed down and clamped with the lower die 2, the limiting posts 8 are inserted into the limiting holes 9, so that the upper die 3 and the lower die 2 are connected to form a whole.

Referring to fig. 1 and 3, the stripper 4 includes an electric push rod 10 and a connecting seat 11, wherein the center of the top end of the lower mold 2 is connected with the output end of the electric push rod 10, the other end of the electric push rod 10 is mounted at the bottom of the connecting seat 11, and the center of the top end of the connecting seat 11 is connected with a rotating shaft 5.

In this embodiment, the outer wall of the output shaft of the electric putter 10 is symmetrically provided with the limiting blocks, so that when the electric putter 10 rotates, the output shaft of the electric putter 10 also rotates along with the rotation, the stripper 4 is connected with the transmission assembly through the rotating shaft 5, and the electric putter 10 stretches and contracts to drive the upper die 3 to lift.

Referring to fig. 1, the transmission assembly includes a first gear 12, a second gear 13 and a motor 14, the top end of the rotating shaft 5 is connected with the first gear 12, the first gear 12 is meshed with the second gear 13, the second gear 13 is connected with the output end of the motor 14, the motor 14 is installed in a placement groove 15 provided at the upper end of one side of the support 1, the output end of the motor penetrates through the top end of the support 1 to be connected with the second gear 13, the fan 6 is composed of a fan body 16 and a protection cover 17, and the fan body 16 is installed inside the protection cover 17.

In this embodiment, the second gear 13 is driven to rotate by the starting motor 14, so that the first gear 12 meshed with the second gear 13 rotates, thereby driving the rotating shaft 5 to rotate, and the ejector 4 rotates, thereby driving the upper and lower dies to rotate together, so that the upper and lower dies can be uniformly cooled, the fan body 16 comprises the first motor and fan blades, the first motor can drive the fan blades to rotate for blowing, multiple groups of through holes are formed at two ends of the protective cover 17, ventilation can be formed, and the blowing of the fan 6 and the heat dissipation of the fan 6 are facilitated.

Working principle: firstly, through the expansion and contraction of the electric push rod 10, the upper die 3 can be driven to lift, when the upper die and the lower die are clamped together, the limiting column 8 can be inserted into the limiting hole 9, connection of the upper die 3 and the lower die 2 is realized, the upper die 3, the lower die 2 and the stripper 4 form a whole, the second gear 13 is driven to rotate through the starting motor 14, the first gear 12 meshed with the second gear 13 is driven to rotate, the rotating shaft 5 is driven to rotate, the stripper 4 is driven to rotate, the upper die and the lower die are driven to rotate together, meanwhile, the fan 6 is utilized to blow air to the upper die and the lower die, heat of the upper die and the lower die is taken away, and uniform cooling and rapid cooling of the upper die and the lower die are realized.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Injection mold with rapid cooling drawing of patterns structure, including support (1), its characterized in that: one side of the bottom of the support (1) is rotationally connected with a lower die (2), an upper die (3) is correspondingly arranged right above the lower die (2), and the lower die (2) is connected with the upper die (3) through a limiter;

the top end of the upper die (3) is connected with a stripper (4), a rotating shaft (5) is connected to the center of the top end of the stripper (4), and the rotating shaft (5) penetrates through the top end of the support (1) and is connected with a transmission assembly;

the lower end of one side of the support (1) is provided with a fan (6) corresponding to the lower die (2) and the upper die (3).

2. An injection mold having a rapid cooling mold release structure according to claim 1, wherein: the limiter comprises a limiting ring (7), limiting columns (8) and limiting holes (9), wherein the limiting ring (7) is integrally formed at the bottom end of the outer portion of the upper die (3), a group of limiting columns (8) are welded at four corners of the bottom of the limiting ring (7), and the upper surface of the lower die (2) corresponds to the limiting columns (8) and is provided with the limiting holes (9).

3. An injection mold having a rapid cooling mold release structure according to claim 1, wherein: the stripper unit (4) comprises an electric push rod (10) and a connecting seat (11), wherein the center of the top end of the lower die (2) is connected with the output end of the electric push rod (10), the other end of the electric push rod (10) is installed at the bottom of the connecting seat (11), and the center of the top end of the connecting seat (11) is connected with the rotating shaft (5).

4. An injection mold having a rapid cooling mold release structure according to claim 1, wherein: the transmission assembly comprises a first gear (12), a second gear (13) and a motor (14), wherein the top end of the rotating shaft (5) is connected with the first gear (12), the first gear (12) is meshed with the second gear (13), and the second gear (13) is connected with the output end of the motor (14).

5. The injection mold with rapid cooling and demolding structure as claimed in claim 4, wherein: the motor (14) is arranged in a placing groove (15) formed in the upper end of one side of the support (1), and the output end of the motor penetrates through the top end of the support (1) and is connected with the second gear (13).

6. An injection mold having a rapid cooling mold release structure according to claim 1, wherein: the fan (6) is composed of a fan body (16) and a protective cover (17), and the fan body (16) is arranged in the protective cover (17).