CN216780302U

CN216780302U - Alloy pouring device

Info

Publication number: CN216780302U
Application number: CN202122411451.2U
Authority: CN
Inventors: 张宇杰; 许四妹; 黄耀林
Original assignee: Guangzhou Solderwell Advanced Materials Co ltd
Current assignee: Guangzhou Hanyuan Microelectronic Packaging Material Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-06-21
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses an alloy pouring device, which comprises a pouring table, wherein two die bodies with the same structure are arranged on the pouring table, each die body is provided with a die matching surface and a push-pull surface, at least one die matching position is formed on the die matching surfaces of the two die bodies, the die matching positions of the two die bodies are symmetrically arranged, the push-pull surfaces of the two die bodies are respectively connected with a push-pull device for driving the two die bodies to be combined or separated, and after the two die bodies are combined, the die matching positions of the two die bodies form a pouring cavity; the two die bodies are respectively provided with a cooling cavity inside, and the die bodies are provided with a liquid inlet and a liquid outlet which are communicated with the cooling cavities. The problem of ingot casting card mould when cold expanding and hot shrinkage type alloy is poured is solved.

Description

Alloy pouring device

Technical Field

The utility model relates to the technical field of casting molds, in particular to an alloy casting device.

Background

Because alloys such as antimony alloy, bismuth alloy, gallium alloy and the like have the characteristics of cold expansion and hot shrinkage, a series of problems often exist in the pouring of the alloys, for example, after the alloys are cooled, solidified and expanded, cast ingots can be clamped in a mold and cannot be taken out of the mold, and in addition, the alloys such as antimony alloy, bismuth alloy and the like have large brittleness, are easy to be damaged and broken in the material taking process, so that the cast ingots are scrapped, and the operation is not smooth, and the production efficiency is low. Therefore, it is necessary to solve the above problems in the design of the casting mold so that it can solve the cold expansion and heat shrinkage characteristics of the alloy during casting, and at the same time, it can be produced efficiently in large quantities

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an alloy pouring device which can quickly pour a cold-expansion and hot-shrinkage alloy, improve the capacity of a pouring process and refine the structure of an ingot.

The purpose of the utility model is realized by adopting the following technical scheme:

an alloy pouring device comprises a pouring table, wherein two die bodies with the same structure are arranged on the pouring table, each die body is provided with a die assembly surface and a push-pull surface, at least one die assembly position is formed on each die assembly surface of the two die bodies, the die assembly positions of the two die bodies are symmetrically arranged, the push-pull surfaces of the two die bodies are respectively provided with a push-pull device which is connected with the two die bodies and used for driving the two die bodies to be combined or separated, and after the two die bodies are combined, the die assembly positions of the two die bodies form a pouring cavity; and cooling cavities are formed in the two die bodies, and the die bodies are provided with a liquid inlet and a liquid outlet which are communicated with the cooling cavities.

The casting mold further comprises two guide columns fixed on the casting table, the push-pull surfaces of the two mold bodies are connected with connecting plates, two ends of each connecting plate are connected with the guide columns through bearings, the bearings can slide on the guide columns from side to side, and the push-pull devices are in driving connection with the connecting plates.

Furthermore, the push-pull device is an air cylinder, the air cylinder comprises a cylinder body and a push-pull rod, a fixing plate is arranged on the pouring platform, the cylinder body is fixed on the fixing plate, and the push-pull rod is connected with the connecting plate.

Further, the casting cavity is a cylinder, a prism or a cone.

Further, the die assembling position is provided with a first polishing surface.

Furthermore, the die body comprises an upper cover plate, a lower cover plate and a side plate connecting the upper cover plate and the lower cover plate, and the upper cover plate, the lower cover plate and the side plate are enclosed to form the cooling cavity.

Further, the thickness of the side plate is greater than or equal to 5 mm.

Furthermore, the upper cover plate and the lower cover plate are respectively connected with the side plates in a welding mode and are reinforced through screws; or the upper cover plate and the lower cover plate are respectively bonded with the side plates by high-temperature glue and are reinforced by screws.

Further, the lower part of curb plate is equipped with the inlet, the upper portion of curb plate is equipped with the liquid outlet.

Furthermore, a base plate is arranged on the pouring table, the upper surface of the base plate is provided with a second polishing surface, and the two die bodies are placed on the second polishing surface.

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

in the utility model, the two die bodies are pushed by the push-pull device and move close to each other, so that the die closing positions of the two die bodies are butted together to form a pouring cavity, molten alloy is poured into the pouring cavity, and flowing cooling liquid is introduced into the cooling cavity of the die bodies to absorb the heat of an ingot and is discharged through the liquid outlet. After the alloy is completely solidified, the two die bodies are pulled apart by the push-pull device, so that the two die bodies are separated, and the cast ingot can be taken out.

According to the utility model, the problem that the ingot is blocked when the cold-expansion and hot-shrinkage alloy is poured is solved through the separated pouring cavity, and the ingot can be rapidly cooled and solidified under the action of the cooling liquid, so that the ingot is more exquisite and uniform; the ingot casting solidification is rapid, a plurality of ingot castings can be poured simultaneously, and the production efficiency is high; this novel pouring device simple structure, easy to process, mould processing cost is low to simple and easy design reaches best result of use.

Drawings

FIG. 1 is a front view of an alloy casting apparatus according to the present invention;

FIG. 2 is a top view of an alloy casting apparatus according to the present invention;

FIG. 3 is a horizontal sectional view of a liquid outlet of an alloy casting apparatus according to the present invention;

in the figure: 1. a pouring table; 2. a mold body; 22. a cooling chamber; 23. pouring a cavity; 24. an upper cover plate; 25. a lower cover plate; 26. a side plate; 27. a liquid inlet; 28. a liquid outlet; 3. a cylinder; 31. a cylinder body; 32. a push-pull rod; 4. a guide post; 5. a connecting plate; 6. a bearing; 7. a base plate; 8. a fixing plate; 9. and (4) screws.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1 XX" and "2 XX" are structurally identical and functionally similar).

As shown in fig. 1-3, an alloy casting apparatus provided by the present invention includes a casting table 1, where the casting table 1 is provided with two mold bodies 2 having the same structure, each of the two mold bodies 2 is provided with a mold clamping surface and a push-pull surface, each of the mold clamping surfaces of the two mold bodies 2 is formed with at least one mold clamping position, the mold clamping positions of the two mold bodies 2 are symmetrically arranged, the push-pull surfaces of the two mold bodies 2 are respectively provided with a push-pull device for driving the two mold bodies 2 to merge or separate, and after the two mold bodies 2 merge, the mold clamping positions of the two mold bodies 2 form a casting cavity 23; a cooling cavity 22 is formed inside each of the two mold bodies 2, and the mold body 2 is provided with a liquid inlet 27 and a liquid outlet 28 which are communicated with the cooling cavity 22.

In the utility model, the two die bodies 2 are pushed by the push-pull device, the two die bodies 2 move close to each other, so that the closing positions of the two die bodies 2 are butted together to form a pouring cavity 23, molten alloy is poured into the pouring cavity 23, and flowing cooling liquid is introduced into a cooling cavity 22 of the die bodies 2 to absorb the heat of an ingot and is discharged through a liquid outlet 28. After the alloy is completely solidified, the two die bodies 2 are pulled apart by the push-pull device, so that the two die bodies 2 are separated, and the cast ingot can be taken out. According to the utility model, the problem that the ingot is blocked when the cold expansion and heat shrinkage alloy is poured is solved through the separated pouring cavity 23, and the ingot can be rapidly cooled and solidified under the action of the cooling liquid, so that the structure is more exquisite and uniform; the ingot casting solidification is rapid, a plurality of ingot castings can be poured simultaneously, and the production efficiency is high; this novel pouring device simple structure, easy to process, mould processing cost is low to simple and easy design reaches best result of use.

As a preferred embodiment, the casting mold further comprises two guide posts 4 fixed on the casting table 1, the push-pull surfaces of the two mold bodies 2 are connected with a connecting plate 5, two ends of the connecting plate 5 are connected with the guide posts 4 through bearings 6, the bearings 6 can slide on the guide posts 4 from side to side, and the push-pull device is in driving connection with the connecting plate 5. The setting of guide post 4 plays the effect of location direction, avoids the die body 2 to take place the skew at the removal in-process, influences the push-and-pull effect. The guide post 4 of the present embodiment needs to have sufficient strength and surface finish, and can support the connecting plate 5 and the mold body 2, and the bearing 6 can easily slide on the guide post 4. Preferably, the guide post 4 selected for use in the present embodiment has an outer diameter of 50mm, sufficient strength, less deformation, polished surface, and low sliding friction.

In a preferred embodiment, the pushing and pulling device is a cylinder 3, the cylinder 3 includes a cylinder body 31 and a push-pull rod 32, the pouring table 1 is provided with a fixing plate 8, the cylinder body 31 is fixed on the fixing plate 8, and the push-pull rod 32 is connected with the connecting plate 5. Of course, the push-pull device can also be a hydraulic cylinder, an electric motor or other devices capable of generating push-pull force.

In a preferred embodiment, the casting cavity 23 is a cylinder or a prism or a cone. Of course, the casting cavity 23 may have other shapes, and the shape of the casting cavity 23 is designed according to actual needs, and is not limited specifically here. The number of the casting cavities 23 can be one or more, and in the preferred embodiment, three casting cavities 23 are provided, and the cast ingot is 3 cylinders.

In a preferred embodiment, the molding station has a first polishing surface. The mold clamping position of the embodiment forms the first polishing surface through heat treatment and polishing, so that the surface quality of the cast ingot can be improved, and the hardness and the surface finish can be improved.

In a preferred embodiment, the mold body 2 includes an upper cover plate 24, a lower cover plate 25, and a side plate 26 connecting the upper cover plate 24 and the lower cover plate 25, and the upper cover plate 24, the lower cover plate 25, and the side plate 26 enclose the cooling cavity 22.

In a preferred embodiment, the thickness of the side plate 26 is 5mm or more. Prevent from generating large deformation by heating.

In a preferred embodiment, the upper cover plate 24 and the lower cover plate 25 are respectively connected to the side plate 26 by welding and are fastened by screws 9. Thus, the cooling cavity 22 has good sealing performance, and the purpose of no leakage of cooling liquid is achieved. Of course, the upper cover plate 24 and the lower cover plate 25 may also be respectively bonded to the side plates 26 by high temperature glue and reinforced by the screws 9. The screws 9 are uniformly distributed on the lower cover plate 25 and the upper cover plate 24, so that the upper cover plate 24 and the lower cover plate 25 can be well fixed and locked on the side plate 26.

In a preferred embodiment, the lower portion of the side plate 26 is provided with the liquid inlet 27, and the upper portion of the side plate 26 is provided with the liquid outlet 28. The cooling liquid is input into the cooling cavity 22 from the liquid inlet 27, the cooling cavity 22 is filled with the cooling liquid, the heat of the cast ingot can be absorbed and discharged through the liquid outlet 28, the alloy can be rapidly solidified, and the production efficiency is greatly improved.

In a preferred embodiment, a backing plate 7 is provided on the casting table 1, the upper surface of the backing plate 7 has a second polished surface, and the two mold bodies 2 are placed on the second polished surface. The backing plate 7 forms a second polishing surface through heat treatment and polishing, so that the hardness and the surface smoothness of the backing plate 7 can be increased, the sliding friction force of the die body 2 on the upper surface of the backing plate is reduced, the moving smoothness of the die body 2 is further improved, and a better push-pull effect is realized.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The alloy pouring device is characterized by comprising a pouring table (1), wherein two die bodies (2) with the same structure are arranged on the pouring table (1), each of the two die bodies (2) is provided with a die joint surface and a push-pull surface, at least one die closing position is formed on each of the die joint surfaces of the two die bodies (2), the die closing positions of the two die bodies (2) are symmetrically arranged, the push-pull surfaces of the two die bodies (2) are respectively provided with a push-pull device used for driving the two die bodies (2) to be combined or separated, and after the two die bodies (2) are combined, the die closing positions of the two die bodies (2) form a pouring cavity (23); two die bodies (2) are all formed with cooling chamber (22) inside, die body (2) are equipped with inlet (27) and liquid outlet (28) with cooling chamber (22) intercommunication.

2. An alloy casting device according to claim 1, further comprising two guide posts (4) fixed on the casting platform (1), wherein the push-pull surfaces of the two mold bodies (2) are connected with a connecting plate (5), two ends of the connecting plate (5) are connected with the guide posts (4) through bearings (6), the bearings (6) can slide left and right on the guide posts (4), and the push-pull device is in driving connection with the connecting plate (5).

3. An alloy casting apparatus according to claim 2, wherein the push-pull device is a cylinder (3), the cylinder (3) comprises a cylinder body (31) and a push-pull rod (32), the casting table (1) is provided with a fixing plate (8), the cylinder body (31) is fixed on the fixing plate (8), and the push-pull rod (32) is connected with the connecting plate (5).

4. Alloy casting arrangement according to claim 1, characterized in that the casting cavity (23) is a cylinder or a prism or a cone.

5. An alloy casting apparatus as claimed in claim 1, wherein said clamping station has a first polished surface.

6. An alloy casting apparatus according to claim 1, wherein said mold body (2) includes an upper cover plate (24), a lower cover plate (25), and a side plate (26) connecting said upper cover plate (24) and said lower cover plate (25), said upper cover plate (24), said lower cover plate (25), and said side plate (26) enclosing said cooling chamber (22).

7. Alloy casting apparatus according to claim 6, characterized in that the thickness of the side plates (26) is equal to or greater than 5 mm.

8. Alloy casting apparatus according to claim 6, characterized in that the upper cover plate (24) and the lower cover plate (25) are respectively connected with the side plate (26) by welding and are reinforced by screws (9); or the upper cover plate (24) and the lower cover plate (25) are respectively bonded with the side plate (26) by high-temperature glue and are reinforced by screws (9).

9. Alloy casting apparatus according to claim 6, characterized in that the lower part of the side plate (26) is provided with the inlet (27) and the upper part of the side plate (26) is provided with the outlet (28).

10. Alloy casting apparatus according to claim 1, characterized in that a backing plate (7) is provided on the casting table (1), the upper surface of the backing plate (7) having a second polished surface on which the two mould bodies (2) are placed.