CN219153560U

CN219153560U - Constant-temperature precise injection mold

Info

Publication number: CN219153560U
Application number: CN202222320694.XU
Authority: CN
Inventors: 熊浩宇
Original assignee: Shanghai Bocheng Biotechnology Co ltd
Current assignee: Shanghai Bocheng Biotechnology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-06-09
Anticipated expiration: 2032-09-01

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a constant-temperature precise injection mold, which comprises an upper mold body, a lower mold body, an injection molding opening, an upper molding block, a lower molding block and molding cavities, wherein the injection molding opening and the upper molding block are arranged on the upper mold body; in the constant-temperature precise injection mold, the heating grooves are arranged in the original upper molding block and the lower molding block, and a closed space is formed in the heating grooves by the arrangement and application of the water pipe and the heat conducting plate, so that heat can be kept, heat dissipation is prevented, the molding blocks can be heated more uniformly, the cooling effect is enhanced, the cooling efficiency of the molding blocks is improved, and the use is convenient.

Description

Constant-temperature precise injection mold

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to a constant-temperature precise injection mold.

Background

Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing.

Because the different requirements of injection molding products are different, the requirements of the die are different, and the existing constant temperature die usually adopts a water circulation mode to refrigerate or heat, but the existing mode only sets water pipes in the die, the water pipes are arranged sparsely, and the water pipes are arranged on the surface of the molding block, so that the heat conduction efficiency is reduced on one hand, and the heat loss of the water pipes is also caused on the other hand, so that the heat transfer cannot be performed better.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a constant-temperature precise injection mold, which has the characteristics of good heat conduction effect and reduced heat dissipation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a accurate injection mold of constant temperature, includes the die body, down the die body and installs the mouth of moulding plastics on the die body, go up the shaping piece to and install the shaping piece on down the die body and establish the shaping chamber on last shaping piece and lower shaping piece respectively, inlet tube and outlet pipe are all installed in the outside of going up shaping piece and lower shaping piece, heating tank has all been seted up to the inside of going up shaping piece and lower shaping piece, the inside equidistance bending of heating tank is laid and is connected the water pipe on inlet tube and outlet pipe respectively from beginning to end, the inside of heating tank is provided with the heat-conducting plate, the heat-conducting plate all is equipped with shaping piece and/or lower shaping piece and is located the below of water pipe respectively, the heat-conducting plate is equipped with last shaping piece and/or lower shaping piece respectively as well.

As a preferable technical scheme of the utility model, the heating groove is used for installing the heat-conducting plate and maintaining the temperature in the upper molding block and the lower molding block.

As a preferable technical scheme of the utility model, the injection molding opening penetrates through the upper molding block and is communicated with the molding cavity from the inside of the bending interval of the water pipe.

As a preferable technical scheme of the utility model, the two heat conducting plates are respectively attached to the inner walls of the heating grooves in the upper molding block and the lower molding block close to the molding cavity.

As a preferable technical scheme of the utility model, the two water-through pipes are respectively attached to the outer sides of the heat conducting plates, and the two water-through pipes are positioned on the opposite sides of the heat conducting plates and are attached to the groove walls of the heating grooves so as to be used for uniform heat conduction.

Compared with the prior art, the utility model has the beneficial effects that: in the constant-temperature precise injection mold, the heating grooves are arranged in the original upper molding block and the lower molding block, and a closed space is formed in the heating grooves by the arrangement and application of the water pipe and the heat conducting plate, so that heat can be kept, heat dissipation is prevented, the molding blocks can be heated more uniformly, the cooling effect is enhanced, the cooling efficiency of the molding blocks is improved, and the use is convenient.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic top sectional view of the structure of FIG. 1 according to the present utility model;

in the figure: 1. an injection molding port; 2. an upper die body; 3. a water inlet pipe; 4. a lower die body; 5. a water outlet pipe; 6. a shaping block is arranged; 7. a lower shaping block; 8. shaping the cavity; 9. a heating tank; 10. a heat conductive plate; 11. a water pipe.

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.

Referring to fig. 1-3, the present utility model provides the following technical solutions: the constant-temperature precise injection mold comprises an upper mold body 2, a lower mold body 4, an injection molding opening 1 arranged on the upper mold body 2, an upper molding block 6, a lower molding block 7 arranged on the lower mold body 4, and molding cavities 8 respectively arranged on the upper molding block 6 and the lower molding block 7, wherein a water inlet pipe 3 and a water outlet pipe 5 are respectively arranged at the outer sides of the upper molding block 6 and the lower molding block 7, heating grooves 9 are respectively arranged in the upper molding block 6 and the lower molding block 7, heating grooves 9 are respectively formed in the heating grooves 9, water pipes 11 are respectively arranged at the front end and the rear end of the heating grooves 9 in an equidistant bending manner, heat conducting plates 10 are respectively arranged in the heating grooves 9, the heat conducting plates 10 are respectively attached to the upper molding block 6 and/or the lower molding block 7 and are positioned below the water pipes 11, the heat conducting plates 10 are also attached to the upper molding block 6 and/or the lower molding block 7, the heating grooves 9 are used for maintaining the temperature in the upper molding block 6 and the lower molding block 7, the two heat conducting plates 10 are respectively attached to the inner walls of the two heat conducting plates 8 and the two heat conducting plates are respectively attached to the two heat conducting plates 10 at the two opposite sides of the upper molding blocks 6 and the two heat conducting plates are respectively attached to the water pipes 11; in this embodiment, the parts not described in detail are all existing structural parts in the related art, and are well known to those skilled in the related art, wherein the water pipe 11 can be filled with cold water or hot water through the water inlet pipe 3 to supply heat or cool the upper molding block 6 and the lower molding block 7; when the device is used, hot water is injected into the water inlet pipe 3, the hot water transfers heat to the heat conducting plate 10 through the water pipe 11 arranged on the bending disc, and the upper side and the lower side of the water pipe 11 can be simultaneously used for supplying heat or cooling the upper molding block 6 or the lower molding block 7 due to the fact that the water pipe 11 is also attached to the wall of the heating groove 9, so that the molding efficiency of the device is improved, and the device is convenient to use.

Specifically, as can be seen from fig. 1, in this embodiment, the injection molding opening 1 penetrates through the upper molding block 6 and is communicated with the molding cavity 8 from the inside of the bending interval of the water pipe 11;

it should be noted that: water-blocking valves are arranged at the pipe orifices of the water inlet pipe 3 and the water outlet pipe 5, which are not shown for view reasons.

The working principle and the using flow of the utility model are as follows: when the constant-temperature precise injection mold is used, hot water is injected into the water inlet pipe 3, the hot water transfers heat to the heat-conducting plate 10 through the water pipe 11 which is arranged in a bending disc, and the upper side and the lower side of the water pipe 11 can simultaneously supply heat or cool to the upper molding block 6 or the lower molding block 7 due to the fact that the water pipe 11 is also attached to the groove wall of the heating groove 9, so that the molding efficiency of the device is improved, and the device is convenient to use.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a precision injection mold of constant temperature, includes mould body (2), lower mould body (4) and installs injection molding mouth (1) on last mould body (2), goes up moulding piece (6) to and install moulding piece (7) down on lower mould body (4) and establish moulding chamber (8) on last moulding piece (6) and lower moulding piece (7) respectively, its characterized in that: the utility model discloses a plastic molding device, including upper shaping piece (6), lower shaping piece (7), inlet tube (3) and outlet pipe (5) are all installed in the outside of upper shaping piece (6) and lower shaping piece (7), heating groove (9) have all been seted up to the inside of upper shaping piece (6) and lower shaping piece (7), inside equidistance bending of heating groove (9) is laid and head and tail end is connected water pipe (11) on inlet tube (3) and outlet pipe (5) respectively, the inside of heating groove (9) is provided with heat-conducting plate (10), heat-conducting plate (10) respectively paste upper shaping piece (6) and/or lower shaping piece (7) and be located the below of water pipe (11), heat-conducting plate (10) also paste with upper shaping piece (6) and/or lower shaping piece (7) mutually.

2. The constant temperature precision injection mold of claim 1, wherein: the heating groove (9) is used for installing a heat-conducting plate (10) and maintaining the temperature in the upper shaping block (6) and the lower shaping block (7).

3. The constant temperature precision injection mold of claim 2, wherein: the injection molding opening (1) penetrates through the upper molding block (6) and is communicated with the molding cavity (8) from the inside of the bending interval of the water pipe (11).

4. A constant temperature precision injection mold according to claim 3, wherein: the two heat-conducting plates (10) are respectively attached to the inner walls of the heating grooves (9) in the upper molding block (6) and the lower molding block (7) close to the molding cavity (8).

5. The constant temperature precision injection mold of claim 4, wherein: the two water pipes (11) are respectively attached to the outer sides of the heat conducting plates (10), and the opposite sides of the two water pipes (11) located on the heat conducting plates (10) are attached to the groove walls of the heating grooves (9) so as to be used for uniform heat conduction.