CN213353435U

CN213353435U - Injection mold with mold core convenient to replace

Info

Publication number: CN213353435U
Application number: CN202022237835.2U
Authority: CN
Inventors: 陶建平
Original assignee: Dongguan Yongxin Mould Hardware Products Co ltd
Current assignee: Dongguan Yongxin Mould Hardware Products Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-04
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses an injection mold convenient for replacing mold cores, which comprises a base, a lower mold core, an upper mold base and an upper mold core, wherein the upper surface of the base is fixedly provided with the lower mold base, four corners of the upper end of the lower mold base are fixedly provided with guide rods, the top end of each guide rod is fixedly provided with a top plate, the middle part of the top end of each top plate is fixedly provided with a hydraulic cylinder, a piston rod at one end of each hydraulic cylinder penetrates through the top plate and is fixedly connected with the middle part of the top end of the upper mold base, and the four corners of the upper mold base are provided with guide holes matched with the guide rods, the guide rods arranged at the four corners of the upper end of the lower mold base enable the upper mold base to be slidably arranged on the guide rods, so that the stability of the upper mold base when moving downwards is improved, the situation that the upper mold base is, thereby improving the forming speed of the product and increasing the production quality and efficiency.

Description

Injection mold with mold core convenient to replace

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of conveniently changing mold core.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. In particular, the plastic which is melted by heating is injected into a die cavity by an injection molding machine under high pressure, and a formed product is obtained after cooling and solidification,

the mold core and the mold frame of the existing injection molding equipment are fixedly arranged when the injection molding equipment is used, the injection molding equipment cannot be replaced, the injection molding equipment is very inconvenient to use, the heat dissipation and cooling effects of the existing mold are poor, the product forming efficiency is low, and therefore the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently change injection mold of mold core to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold of conveniently changing mold core, includes base, die holder, lower mold core, upper die base and goes up the mold core, the last fixed surface of base installs the die holder, the equal fixed mounting in upper end four corners of die holder has the guide bar, the top fixed mounting of guide bar has the roof, the top middle part fixed mounting of roof has the pneumatic cylinder, the piston rod of pneumatic cylinder one end runs through the top middle part fixed connection of roof and upper die base, the guiding hole with guide bar looks adaptation is seted up in the four corners of upper die base, upper die base and guide bar sliding connection, the upper die base is located between roof and the die holder.

As an optimal technical scheme of the utility model, the mounting panel is installed to the basal surface of upper die base, the mounting panel passes through construction bolt fixed mounting in the upper die base bottom, the basal surface fixed welding of mounting panel has last mold core.

As an optimized technical scheme of the utility model, a plurality of louvre has been seted up on the upper die base, every the louvre communicates with the inner chamber homogeneous phase of last mold core.

As a preferred technical scheme of the utility model, the inside of die holder is equipped with the mounting groove, the spout has all been blocked at the four-wall middle part of mounting groove, the outer wall four sides homogeneous body of lower mold core is equipped with the slider with spout looks adaptation, the lower mold core passes through slider slidable mounting in the mounting groove.

As the utility model discloses a preferred technical scheme, equal fixed mounting has the pull ring on the slider of lower mould core both sides relatively, just the die cavity has been seted up in the lower mould core.

As an optimized technical scheme of the utility model, the volume of lower mold core is less than the volume of die holder.

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

1. the utility model discloses a guide bar at lower die holder upper end four corners setting, make upper die holder slidable mounting on the guide bar, improved the stability that the upper die holder moved down, when avoiding pneumatic cylinder control upper die holder to move down, cause the upper die holder cheap, influence product production, conveniently dispel the heat fast to the product of die cavity through having seted up a plurality of louvre on the upper die holder to improve the shaping speed of product, increase production quality and efficiency.

2. The utility model discloses a to go up the mold core and utilize mounting panel and construction bolt fixed mounting on the cope match-plate pattern, thereby the change is demolishd to it to the convenience, the mould that facilitates the use different models carries out product production, it is convenient to install the lower mold core through the inside at the die holder to be equipped with the mounting groove, the inner wall through the mounting groove is equipped with the spout simultaneously, the outer jade of lower mold core is equipped with the slider and makes the installation in the mounting groove that the lower mold core can be convenient fast, thereby realize the quick convenience and the dismantlement of lower mold core, the convenience is changed or is washd it, be convenient for follow-up product production reuse, install the buckle through the top at the slider, make the lower mold core when dismantling the change, conveniently take from the mounting groove.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the split structure of the upper die base and the lower die base of the present invention;

FIG. 3 is a schematic view of the split structure of the lower die base and the lower die core of the present invention;

fig. 4 is the schematic view of the upper mold core mounting structure of the present invention.

In the figure: 1. a base; 2. a lower die holder; 3. a lower mold core; 31. a cavity; 32. a slider; 4. a guide bar; 5. an upper die holder; 6. mounting a plate; 7. core mounting on a mold; 8. heat dissipation holes; 9. a top plate; 10. a hydraulic cylinder; 11. a chute; 12. mounting grooves; 13. and (6) installing a bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a conveniently change injection mold of mold core, the on-line screen storage device comprises a base 1, the die holder 2, lower die core 3, upper die base 5 and last die core 7, base 1's last fixed surface installs die holder 2, the equal fixed mounting in upper end four corners of die holder 2 has guide bar 4, the top fixed mounting of guide bar 4 has roof 9, the top middle part fixed mounting of roof 9 has pneumatic cylinder 10, the piston rod of pneumatic cylinder 10 one end runs through the top middle part fixed connection of roof 9 with upper die base 5, the guiding hole with 4 looks adaptations of guide bar is seted up in upper die base 5's four corners,

upper die base

5 and 4 sliding connection of guide bar, upper die base 5 is located between roof 9 and the die holder 2.

In this embodiment, the mounting plate 6 is installed on the bottom surface of the upper die base 5, the mounting plate 6 is fixedly installed at the bottom end of the upper die base 5 through the mounting bolt 13, and the upper die core 7 is fixedly welded on the bottom surface of the mounting plate 6, so that the upper die core 7 is convenient to replace and install.

In this embodiment, a plurality of heat dissipation holes 8 have been seted up on the upper die base 5, and every heat dissipation hole 8 communicates with the inner chamber homogeneous phase of last mould core 7, conveniently dispels the heat fast to the product in the die cavity 31 through having seted up a plurality of heat dissipation hole 8 on the upper die base 5 to improve the shaping speed of product, increase production quality and efficiency.

In this embodiment, the inside of die holder 2 is equipped with mounting groove 12, the equal card in the middle part of the wall of four sides of mounting groove 12 is equipped with spout 11, lower mould core 3's outer jade four sides homogeneous body is equipped with the slider 32 with 11 looks adaptations of spout, lower mould core 3 passes through slider 32 slidable mounting in mounting groove 12, inner wall through mounting groove 12 is equipped with spout 11, lower mould core 3's outer jade is equipped with slider 32 makes the quick convenient installation in mounting groove 12 of lower mould core 3 down, thereby realize quick convenience and the dismantlement of lower mould core 3, the convenience is changed or is washd it, be convenient for follow-up product production reuse.

In this embodiment, the sliders 32 on the two opposite sides of the lower mold core 3 are fixedly provided with pull rings, and the lower mold core 3 is internally provided with a cavity 31, so that the lower mold core 3 can be conveniently taken.

In this embodiment, the volume of the lower mold core 3 is smaller than that of the lower mold base 2.

When in use, the hydraulic cylinder 10 is started, the upper die base 5 is driven to move downwards by the hydraulic cylinder 10, and simultaneously the upper die base 5 moves downwards along the guide rod 4, so that the stability of the upper die base 5 is improved, the upper die core 7 moves into the lower die core 3, and the extrusion and shaping of products are realized, the utility model discloses a guide rod 4 arranged at four corners of the upper end of the lower die base 2, so that the upper die base 5 is slidably arranged on the guide rod 4, so that the stability of the upper die base 5 when moving downwards is improved, the upper die base 5 is prevented from being cheap when the hydraulic cylinder 10 controls the upper die base 5 to move downwards, the product production is influenced, the products in the die cavity 31 can be rapidly cooled by arranging a plurality of cooling holes 8 on the upper die base 5, thereby the forming speed of the products is improved, the production quality and efficiency are increased, the utility model discloses a mounting plate 6 and a mounting bolt 13 are, thereby it is convenient to demolish the change to it, the mould that facilitates the use different models carries out the product production, it is convenient to install lower mold core 3 through being equipped with mounting groove 12 in the inside at lower die holder 2, inner wall through mounting groove 12 is equipped with spout 11 simultaneously, the outer jade of lower mold core 3 is equipped with slider 32 and makes the quick convenient installation in mounting groove 12 of lower mold core 3 down, thereby realize quick convenience and the dismantlement of lower mold core 3, it changes or washs to it conveniently, be convenient for follow-up product production reuse, install the buckle through the top at slider 32, make lower mold core 3 when dismantling the change, conveniently take from mounting groove 12, the change speed has been improved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An injection mold convenient for replacing a mold core is characterized by comprising a base (1), a lower mold base (2), a lower mold core (3), an upper mold base (5) and an upper mold core (7), a lower die holder (2) is fixedly arranged on the upper surface of the base (1), guide rods (4) are fixedly arranged at four corners of the upper end of the lower die holder (2), a top plate (9) is fixedly arranged at the top end of the guide rod (4), a hydraulic cylinder (10) is fixedly arranged in the middle of the top end of the top plate (9), a piston rod at one end of the hydraulic cylinder (10) penetrates through the top plate (9) and is fixedly connected with the middle part of the top end of the upper die base (5), four corners of the upper die holder (5) are provided with guide holes matched with the guide rods (4), the upper die holder (5) is connected with the guide rod (4) in a sliding mode, and the upper die holder (5) is arranged between the top plate (9) and the lower die holder (2).

2. The injection mold with the convenient replaceable mold core as claimed in claim 1, wherein: mounting panel (6) are installed to the basal surface of upper die base (5), mounting panel (6) are through construction bolt (13) fixed mounting in upper die base (5) bottom, the fixed welding of basal surface of mounting panel (6) has upper die core (7).

3. The injection mold with the convenient replaceable mold core as claimed in claim 2, wherein: a plurality of heat dissipation holes (8) are formed in the upper die base (5), and each heat dissipation hole (8) is communicated with an inner cavity of the upper die core (7).

4. The injection mold with the convenient replaceable mold core as claimed in claim 1, wherein: the inside of die holder (2) is equipped with mounting groove (12), all the card in the middle part of the wall of mounting groove (12) is equipped with spout (11), the equal an organic whole in outer jade all sides of lower mold core (3) is equipped with slider (32) with spout (11) looks adaptation, lower mold core (3) are through slider (32) slidable mounting in mounting groove (12).

5. The injection mold of claim 4, wherein the mold core is conveniently replaced by the following steps: the lower mold core (3) is characterized in that pull rings are fixedly mounted on the sliding blocks (32) on two opposite sides of the lower mold core (3), and a cavity (31) is formed in the lower mold core (3).

6. The injection mold with the convenient replaceable mold core as claimed in claim 1, wherein: the volume of the lower mold core (3) is smaller than that of the lower mold base (2).