CN218015712U

CN218015712U - Novel conformal cooling channel structure

Info

Publication number: CN218015712U
Application number: CN202222140878.8U
Authority: CN
Inventors: 雷书星; 王子奇; 刘文婷; 肖庆阳
Original assignee: Dalian Yaming Automotive Parts Co ltd
Current assignee: Dalian Yaming Automotive Parts Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-13
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a novel conformal cooling channel structure, which comprises a cooling channel main body, wherein the cooling channel main body comprises a water inlet straight hole cooling channel, a conformal cooling channel and a water outlet straight hole cooling channel; the conformal cooling channel is arranged between the water inlet straight hole cooling channel and the water outlet straight hole cooling channel and is connected in a communicating way; the conformal cooling channels are uniformly distributed and arranged along the shape of the molding surface of the mold. The novel conformal cooling channel structure of the utility model has more flexible distance between the conformal cooling channel and each corresponding forming surface, and the design distance can be realized more than 1 mm; the cooling effect is better, the product defects of sticking, shrinkage porosity, shrinkage cavity and the like can be better solved, and the product quality is ensured; the cooling channel quantity is integrally reduced, the die-casting production control is simpler and more convenient, the assembly difficulty and the later maintenance difficulty are reduced, and the die management is easier.

Description

Novel conformal cooling channel structure

Technical Field

The utility model relates to a mould cooling technology field especially relates to a novel type following cooling channel structure.

Background

With the rapid development of the green travel industry, the new momentum of large vehicle enterprises and vehicle construction is in the new energy field of marching, the die-casting products are more and more diversified, the structures are more and more complex, and the quality requirements on the products are more and more high.

The existing cooling structure of the die insert is generally a straight hole cooling channel, and the straight hole cooling has 2 forms, namely a point cooling form (namely a central inner tube water inlet structure and an outer tube water outlet structure) and a circulating cooling form (one end is water inlet and the other end is water outlet). The distance between the straight hole cooling channel and the outer surface of the mold is extremely unbalanced, and the cooling effect is poor; in addition, the effect that the hole is closer to the outline of the mold (for example, <5 mm) cannot be realized due to the limitation of the processing condition on the depth of the straight hole, and the cooling effect is poor; the straight hole processing is affected by heat treatment conditions, quenching cracking is easy to occur, the hole wall cannot achieve the effect that the hole is closer to the outline of the mold (for example, the outline is less than 4 mm), the cooling effect is poor, and the defects of local mold sticking, shrinkage porosity, shrinkage cavity, leakage and the like of a casting product exist.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings or drawbacks of the prior art, it is desirable to provide a novel conformal cooling channel structure.

The utility model provides a novel conformal cooling channel structure, which comprises a cooling channel main body, wherein the cooling channel main body comprises a water inlet straight hole cooling channel, a conformal cooling channel and a water outlet straight hole cooling channel; the conformal cooling channel is arranged between the water inlet straight hole cooling channel and the water outlet straight hole cooling channel and is connected in a communicating manner; the conformal cooling channels are uniformly distributed along the shape of the molding surface of the mold.

Preferably, the cooling channel main bodies are provided with a plurality of groups, the plurality of groups of cooling channel main bodies are annularly arranged inside the mold, and the corresponding conformal cooling channels are arranged in an S shape or a reverse shape and used for cooling the annular molding surface of the mold.

Preferably, the conformal cooling channel is arranged in a vortex shape and used for cooling the end forming surface of the die.

Preferably, the conformal cooling channel is arranged in an M shape and used for cooling the molding surface of the protruding part of the mold.

Preferably, the cooling channel main bodies are arranged in two groups, the two groups of cooling channel main bodies are oppositely arranged on the inner side of the forming surface of the mold, and the corresponding conformal cooling channels are arranged in an S shape or a U shape according to the forming surface of the mold.

Preferably, the conformal cooling channel is a 3D printing mold integrated forming and simultaneous generation device.

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

(1) The novel random cooling channel structure of the utility model has more flexible distances between each random cooling channel and each corresponding molding surface, the design distance can be realized at more than 1mm, and the design distance is preferably 1.5-20 mm; the cooling effect is better, the product defects of sticking, shrinkage porosity, shrinkage cavity, leakage and the like can be better solved, and the product quality is ensured; the number of cooling channels is reduced integrally, and the die-casting production is controlled more conveniently; the number of the die cooling channels is reduced, the assembly difficulty and the later maintenance difficulty are reduced, and the die management is easier; the cooling channel is optimally designed, so that the difficulty of the die-casting process is reduced, and the die-casting production is easier to manage; cooling channel optimal design, the product cooling effect is better, faster, and the die-casting takt is lower, is convenient for improve die-casting production efficiency, promotes whole economic benefits.

(2) The utility model discloses a neotype cooling channel structure follows type cooling channel at the design of the key regional shaping position of product, adopts the design that follows type cooling channel and straight hole cooling channel combined together, and the product defect problem that the solution product part that can be fine was brought because of the cooling is not enough.

It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention.

Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a schematic structural diagram of a novel conformal cooling channel structure provided by an embodiment of the present invention;

FIG. 2 is a schematic structural view of a cooling passage body in the form of a ring;

FIG. 3 is a schematic structural view of a vortex cooling channel body;

FIG. 4 is a schematic view of the structure of the combination of the cooling passage bodies;

FIG. 5 is a perspective view of the assembly of each cooling passage body with a corresponding mold;

FIG. 6 is a perspective effect view of one embodiment of an opposing cooling gallery body assembled with a corresponding mold;

FIG. 7 is a perspective view of another embodiment of an opposing cooling gallery body assembled with a corresponding mold;

reference numbers in the figures: 1. a cooling channel body; 11. a water inlet straight hole cooling channel; 12. a conformal cooling channel; 13. and a water outlet straight hole cooling channel. 2. A mold; 21. molding surface; 3. and (5) cooling the channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 7, an embodiment of the present invention provides a novel conformal cooling channel structure, which includes a cooling channel main body 1, wherein the cooling channel main body 1 includes a water inlet straight hole cooling channel 11, a conformal cooling channel 12, and a water outlet straight hole cooling channel 13; the conformal cooling channel 12 is arranged between the water inlet straight hole cooling channel 11 and the water outlet straight hole cooling channel 13 and is connected in a communicating manner; the conformal cooling channels 12 are uniformly distributed on the molding surface 21 of the mold 2.

Wherein, the conformal cooling channel 12 is arranged between the water outlet straight hole cooling channel 13 and the water inlet straight hole cooling channel 11, and two ends of the conformal cooling channel 12 are respectively communicated with the water inlet end of the water outlet straight hole cooling channel 13 and the water outlet end of the water inlet straight hole cooling channel 11 to form a whole complete channel; the cross-sectional shape of the conformal cooling passage 12 may be the same as or different from the cross-sectional shapes of the outlet straight hole cooling passage 13 and the inlet straight hole cooling passage 11.

The mold 2 is printed in a 3D printing mode, and the conformal cooling channel 12 is generated at the same time, wherein the conformal cooling channel 12 is integrally formed and is printed in the 3D printing mode, namely the conformal cooling channel 12 is arranged in the mold 2, and a later-stage punching mode is not adopted, so that the distance between the structure of the conformal cooling channel 12 and the forming surface 21 of the mold 2 is more flexible, the design distance can be realized within more than 1mm, and the design is generally preferably 1.5-20 mm; the cooling effect is better, the product defects of sticking, shrinkage porosity, shrinkage cavity, leakage and the like can be better solved, and the product quality is ensured;

the water outlet straight hole cooling channel 13 and the water inlet straight hole cooling channel 11, and the reference conformal cooling channel 12 can also be formed with the mould 2 in an integrated manner and simultaneously by a 3D printing mode; in addition, the mold 2 can be made in a split type, that is, the outlet straight hole cooling channel 13 and the inlet straight hole cooling channel 11 are formed by punching holes on the base mold, and then 3D printing is performed on the base mold to complete the mold portion including the molding surface 21, wherein the conformal cooling channel 12 is formed simultaneously by integral molding.

In a preferred embodiment, the cooling channel bodies 1 are provided in multiple sets, the multiple sets of cooling channel bodies 1 are annularly disposed inside the mold 2, and the corresponding conformal cooling channels 12 are distributed in the shape of the S-shaped or the zigzag conformal surface 21, and are used for cooling the annular conformal surface of the mold 2.

In a preferred embodiment, the conformal cooling channels 12 are distributed along the shape of the forming surface 21 in a vortex shape, and are used for cooling the end forming surface of the mold 2.

In a preferred embodiment, the conformal cooling channel 12 is M-shaped and is used for cooling the molding surface of the protruding part of the mold 2.

In a preferred embodiment, two sets of cooling channel bodies 1 are arranged, the two sets of cooling channel bodies 1 are oppositely arranged on the inner side of the forming surface 21 of the mold 2, and the corresponding conformal cooling channels 12 are S-shaped or U-shaped and are arranged according to the forming surface 21 of the mold 2. Can also be provided with some cold passageways 3 between two sets of cooling channel main parts 1, cooperate with cooling channel main part 1, improve the cooling effect to the profiled surface 21 of mould 2, product defects such as better solution sticking, shrinkage porosity, shrinkage cavity, reveal guarantee product quality.

Compared with the traditional single straight hole cooling channel, the novel cooling channel structure has the advantages that the number of the used cooling channels is integrally reduced, and the die-casting production is more convenient and simpler to control; the number of the die cooling channels is reduced, the assembly difficulty and the later maintenance difficulty are reduced, and the die management is easier.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood broadly, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A novel random cooling channel structure is characterized by comprising a cooling channel main body, wherein the cooling channel main body comprises a water inlet straight hole cooling channel, a random cooling channel and a water outlet straight hole cooling channel; the conformal cooling channel is arranged between the water inlet straight hole cooling channel and the water outlet straight hole cooling channel and is connected in a communicating manner; the conformal cooling channels are uniformly distributed along the shape of the molding surface of the mold.

2. The novel conformal cooling channel structure according to claim 1, wherein the cooling channel main bodies are provided with a plurality of groups, the plurality of groups of cooling channel main bodies are annularly arranged inside the mold, and the corresponding conformal cooling channels are arranged in an S shape or a reverse shape and used for cooling the annular molding surface of the mold.

3. The novel conformal cooling channel structure according to claim 1 or 2, wherein the conformal cooling channel is arranged in a vortex shape and is used for cooling an end forming surface of a mold.

4. The novel conformal cooling channel structure of claim 1, wherein the conformal cooling channel is arranged in an M shape and is used for cooling the molding surface of the protruding part of the mold.

5. The novel conformal cooling channel structure according to claim 1, wherein the cooling channel bodies are arranged in two groups, the two groups of cooling channel bodies are oppositely arranged on the inner side of the molding surface of the mold, and the corresponding conformal cooling channels are S-shaped or U-shaped and are arranged according to the molding surface of the mold.

6. The novel conformal cooling passage structure of claim 1, wherein the conformal cooling passage is an integrally formed and simultaneously formed arrangement of a 3D printing mold.