CN215969851U

CN215969851U - Injection mold who possesses supplementary heat radiation structure

Info

Publication number: CN215969851U
Application number: CN202122187713.1U
Authority: CN
Inventors: 张益民; 徐晓娟; 刘迎兵; 徐晓伟; 周亚运; 赵莹
Original assignee: Anhui Shiyuan Industrial Co ltd
Current assignee: Anhui Shiyuan Industrial Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-08
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of mold devices, and particularly discloses an injection mold with an auxiliary heat dissipation structure, wherein a top cavity is arranged at the top of an inner cavity of an upper mold body, a water inlet joint is arranged at the top of the outer wall of the upper mold body, a plurality of upper cylindrical grooves are uniformly arranged at the positions, close to the outer wall, of the upper mold body, a top sleeve is sleeved in the upper cylindrical grooves, radial fins are arranged on the inner wall of the top sleeve, a splicing pipe body is fixedly sleeved at the bottom end of the top sleeve, side grooves are axially formed in the side wall of the splicing pipe body, bottom cylindrical grooves are respectively formed in the positions, corresponding to the upper cylindrical grooves, of a bottom mold body, a bottom sleeve is sleeved in the bottom cylindrical grooves, strip-shaped plates are uniformly arranged on the inner wall of the bottom sleeve, the splicing pipe body is spliced and matched with the center of the bottom sleeve, the bottom surface of the bottom mold body is fixedly connected to the middle part of the top surface of a disc-shaped cavity, through holes are respectively formed in the positions, corresponding to the bottom ends of the bottom cylindrical grooves, of the disc-shaped cavity, and a drainage joint is arranged on the outer wall of the disc-shaped cavity; the problem of injection mold cooling solidification efficiency when processing plastic products lower is solved.

Description

Injection mold who possesses supplementary heat radiation structure

Technical Field

The utility model relates to the technical field of mold devices, in particular to an injection mold with an auxiliary heat dissipation structure.

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. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. The injection mold is generally divided into a fixed mold and a movable mold, when plastic products are manufactured, the movable mold and the fixed mold are assembled together, then plastic raw materials in a molten state are filled into a mold cavity formed by the movable mold and the fixed mold through a filling hole, after the plastic in the molten state is cooled and solidified, the movable mold and the fixed mold are separated, and the plastic products can be obtained.

At present, after the molten plastic raw material is injected, the plastic product is solidified and molded by adopting a natural cooling mode, and the operation mode has low efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection mold with an auxiliary heat dissipation structure, which is used for solving the problem that the cooling and solidifying efficiency is low when the existing injection mold is used for processing plastic products.

In order to achieve the purpose, the utility model provides the following technical scheme: an injection mold with an auxiliary heat dissipation structure comprises a bottom mold body, an upper mold body and a disc-shaped cavity, wherein a top cavity is arranged at the top of an inner cavity of the upper mold body, a water inlet joint is arranged at the position, corresponding to the top cavity, of the outer wall of the upper mold body, a plurality of upper cylindrical grooves are uniformly arranged at the position, close to the outer wall, of the upper mold body, the top ends of the upper cylindrical grooves are communicated with the top cavity, the bottom ends of the upper cylindrical grooves penetrate through the bottom surface of the upper mold body, a top sleeve is sleeved in the upper cylindrical grooves, radial fins are arranged on the inner wall of the top sleeve, a splicing pipe body is fixedly sleeved at the bottom end of the top sleeve, side grooves are axially formed in the side walls of the splicing pipe body, bottom cylindrical grooves are respectively formed at the positions, corresponding to the upper cylindrical grooves, bottom sleeves are sleeved in the bottom cylindrical grooves, and strip-shaped plates are uniformly arranged on the inner walls of the bottom sleeves, the plug-in pipe body is in plug-in matching with the center of the bottom sleeve, the bottom surface of the bottom die body is fixedly connected to the middle of the top surface of the disc-shaped cavity, through holes are formed in the positions, corresponding to the bottom end of the bottom cylindrical groove, of the top plate of the disc-shaped cavity respectively, and a drainage connector is arranged on the outer wall of the disc-shaped cavity.

Preferably, a plurality of supporting columns are uniformly connected between the top surface and the bottom surface of the top cavity.

Preferably, a plurality of fishbone-shaped structures are arranged between the top and the bottom of the disc-shaped cavity.

Preferably, the bottom surface of the top sleeve and the top surface of the bottom sleeve are respectively provided with a sealing gasket.

Preferably, the outer ends of the strip-shaped plates are respectively and fixedly connected to the inner wall of the bottom sleeve along the axial direction, the strip-shaped plates are distributed in an annular array mode by taking the axis of the bottom sleeve as the center, and the distance between the inner edge of the strip-shaped plate and the axis of the bottom sleeve is equal to half of the outer diameter of the splicing pipe.

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

the plug-in pipe body provided by the utility model not only plays a role in fixing the bottom die body and the upper die body, but also provides a connecting channel for the flow of cooling water, so that a complete path for the flow of the cooling water is formed between the bottom die body and the upper die body, and the cooling efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a top mold according to the present invention;

FIG. 3 is a schematic cross-sectional view of a disk-shaped chamber according to the present invention;

FIG. 4 is a schematic top view of the base casing of the present invention;

fig. 5 is a schematic perspective view of the top sleeve of the present invention.

In the figure: 1-a base mold body; 11-bottom cylindrical groove; 2-upper die body; 21-water inlet joint; 22-a top cavity; 23-upper cylindrical groove; 24-a support column; 3-a disc-shaped cavity; 31-a drain fitting; 32-fishbone-like structure; 33-a via hole; 4-bottom sleeve; 41-strip shaped plate; 5-top sleeve; 51-radial fins; 6-inserting a pipe body; 61-side groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an injection mold with an auxiliary heat dissipation structure comprises a bottom mold body 1 and an upper mold body 2, and further comprises a disk-shaped cavity 3, a top cavity 22 is arranged at the top of an inner cavity of the upper mold body 2, a water inlet joint 21 is arranged at a position, corresponding to the top cavity 22, of the outer wall of the upper mold body 2, a plurality of upper cylindrical grooves 23 are uniformly arranged at positions, close to the outer wall, of the upper mold body 2, the top ends of the upper cylindrical grooves 23 are communicated with the top cavity 22, the bottom ends of the upper cylindrical grooves 23 penetrate through the bottom surface of the upper mold body 2, top sleeves 5 are sleeved in the upper cylindrical grooves 23, radial fins 51 are arranged on the inner walls of the top sleeves 5, plug-in pipe bodies 6 are fixedly sleeved at the bottom ends of the top sleeves 5, side grooves 61 are axially formed in the side walls of the plug-in pipe bodies 6, bottom cylindrical grooves 11 are respectively formed at positions, corresponding to the upper cylindrical grooves 23, bottom cylindrical grooves 11 are sleeved with bottom sleeves 4, and strip-shaped plates 41 are uniformly arranged on the inner walls of the bottom sleeves 4, the plug-in pipe body 6 is in plug-in matching with the center of the bottom sleeve 4, the bottom surface of the bottom die body 1 is fixedly connected to the middle of the top surface of the disc-shaped cavity 3, through holes 33 are respectively formed in the positions, corresponding to the bottom end of the bottom cylindrical groove 11, of the top plate of the disc-shaped cavity 3, and a drainage connector 31 is arranged on the outer wall of the disc-shaped cavity 3.

In this embodiment, a plurality of support posts 24 are uniformly connected between the top and bottom surfaces of the top cavity 22.

In this embodiment, a plurality of fishbone-like structures 33 are disposed between the top and bottom surfaces of the disc-shaped chamber 3.

In this embodiment, the bottom surface of the top sleeve 5 and the top surface of the bottom sleeve 4 are respectively provided with a sealing gasket.

In this embodiment, the outer ends of the strip-shaped plates 41 are respectively and fixedly connected to the inner wall of the bottom casing 4 along the axial direction, the strip-shaped plates 41 are distributed in an annular array mode by taking the axis of the bottom casing 4 as the center, and the distance between the inner edge of the strip-shaped plate 41 and the axis of the bottom casing 4 is equal to half of the outer diameter of the splicing pipe body 6.

The working principle is as follows: when in use, the water inlet joint 21 is connected with a cooling water supply hose, and the water discharge joint 31 is connected with a discharge pipe; when the plug-in pipe body 3 is used, the plug-in pipe body 3 is correspondingly inserted into the bottom sleeve 4 when the upper die body 2 and the bottom die body 1 are assembled; cooling water enters the top cavity 22 through the water inlet joint 21, and the cooling water can absorb heat in the die cavity of the upper die body 2 through the bottom surface of the top cavity 22 and the supporting columns 24; when cooling water enters the inner cavity of the top sleeve 5, the heat in the die cavity of the upper die body 2 can be absorbed through the radial fins 51 and the inner wall of the top sleeve 5; cooling water flows through the splicing pipe body 6 and enters the inner cavity of the bottom sleeve 4 through the side groove 61, and the cooling water in the inner cavity of the bottom sleeve 4 absorbs heat in the mold cavity of the bottom mold body 1 through the inner wall of the bottom sleeve 4 and the strip-shaped plate 41; the cooling water enters the inner cavity of the disc-shaped cavity 3 through the through hole 33; the cooling water in the inner cavity of the disc-shaped cavity 3 further absorbs the heat of the bottom surface of the bottom die body 1 through the top wall of the disc-shaped cavity 3 and the fishbone structure 32, and finally the cooling water which has absorbed the heat is discharged from the water discharge joint 31, so that the effect of rapid cooling is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an injection mold who possesses supplementary heat radiation structure, includes end die body (1) and last die body (2), its characterized in that: the water-cooling device further comprises a disc-shaped cavity (3), a top cavity (22) is arranged at the top of an inner cavity of the upper die body (2), a water inlet joint (21) is arranged at the position, corresponding to the top cavity (22), of the outer wall of the upper die body (2), a plurality of upper cylindrical grooves (23) are uniformly arranged at the position, close to the outer wall, of the upper die body (2), the top ends of the upper cylindrical grooves (23) are communicated with the top cavity (22), the bottom ends of the upper cylindrical grooves (23) penetrate through the bottom surface of the upper die body (2), a top sleeve (5) is sleeved in the upper cylindrical groove (23), radial fins (51) are arranged on the inner wall of the top sleeve (5), a plug-in pipe body (6) is fixedly sleeved at the bottom end of the plug-in pipe body (6), side grooves (61) are axially formed in the axial direction, and cylindrical grooves (11) are respectively formed at the positions, corresponding to the positions of the upper cylindrical groove (23), of the bottom die body (1), a bottom sleeve (4) is sleeved in the bottom cylindrical groove (11), strip-shaped plates (41) are uniformly arranged on the inner wall of the bottom sleeve (4), the inserting pipe body (6) is inserted and matched with the center of the bottom sleeve (4), the bottom surface of the bottom mold body (1) is fixedly connected to the middle of the top surface of the disk-shaped cavity (3), through holes (33) are respectively formed in the positions, corresponding to the bottom end of the bottom cylindrical groove (11), of the top plate of the disk-shaped cavity (3), and a drainage connector (31) is arranged on the outer wall of the disk-shaped cavity (3).

2. The injection mold with the auxiliary heat dissipation structure as claimed in claim 1, wherein: and a plurality of supporting columns (24) are uniformly connected between the top surface and the bottom surface of the top cavity (22).

3. The injection mold with the auxiliary heat dissipation structure as claimed in claim 1, wherein: a plurality of fishbone-shaped structures (32) are arranged between the top and the bottom of the disc-shaped cavity (3).

4. The injection mold with the auxiliary heat dissipation structure as claimed in claim 1, wherein: and sealing gaskets are respectively arranged on the bottom surface of the top sleeve (5) and the top surface of the bottom sleeve (4).

5. The injection mold with the auxiliary heat dissipation structure as claimed in claim 1, wherein: the outer end of strip shaped plate (41) is in along axial fixed connection respectively on the inner wall of end sleeve pipe (4), strip shaped plate (41) with the axle center of end sleeve pipe (4) is the annular array mode and distributes as the center, just strip shaped plate (41) inner edge with distance between end sleeve pipe (4) axle center equals half of grafting body (6) external diameter.