CN221362653U - Shell type structure for quick solidification of vacuum suction casting ingate - Google Patents
Shell type structure for quick solidification of vacuum suction casting ingate Download PDFInfo
- Publication number
- CN221362653U CN221362653U CN202322965622.5U CN202322965622U CN221362653U CN 221362653 U CN221362653 U CN 221362653U CN 202322965622 U CN202322965622 U CN 202322965622U CN 221362653 U CN221362653 U CN 221362653U
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- Prior art keywords
- shell body
- ingate
- shell
- forming tool
- water inlet
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- 238000005266 casting Methods 0.000 title claims abstract description 23
- 238000007711 solidification Methods 0.000 title claims abstract description 14
- 230000008023 solidification Effects 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000007712 rapid solidification Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model relates to the technical field of special casting, in particular to a shell structure for quick solidification of a vacuum suction casting ingate, which comprises a shell body, a sprue, an ingate and a forming tool; one end of the straight pouring channel penetrates through the center of the bottom end of the inner side of the shell body and is connected with the shell body in a sealing way; the other end of the straight pouring gate is communicated with the center position of the inner pouring gate, and each output end of the inner pouring gate is communicated with the bottom end of the forming tool; after metal is melted in the forming tool, the metal flows through an inner pouring channel and a straight pouring channel in sequence, and then flows out from the bottom end of the straight pouring channel for forming; the shell body is provided with a cooling component. According to the utility model, the water inlet and the water outlet are arranged on the shell body, and the valve cap is arranged on the water inlet and the one-way valve is arranged on the water outlet, so that water flow enters from the water inlet to the highest end of the outer peripheral surface of the submerged sprue, and the water flow in the shell body always circulates through the water outlet, so that metal begins to be quickly condensed in the sprue after being melted.
Description
Technical Field
The utility model relates to the technical field of special casting, in particular to a shell structure for quick solidification of a vacuum suction casting ingate.
Background
The vacuum suction casting process is to put the casting mould into a sealed suction casting chamber, immerse the lower ceramic lift tube into liquid metal, then vacuum the suction casting chamber, fill the metal liquid from bottom to top under negative pressure, and maintain pressure under negative pressure for feeding solidification cooling. And after the pressure maintaining and solidification are finished, pressure is released, and molten metal in the ceramic lift tube flows back to the crucible molten pool.
The utility model with the authorized publication number of CN208483212U discloses a shell structure for quick solidification of a vacuum suction casting ingate; including the shell type body, the inside of shell type body is equipped with sprue, ingate, feeding head, runner and a plurality of die cavity, and the sprue top is equipped with the buffer, and a plurality of die cavities pass through runner, feeding head, runner and sprue intercommunication, and a plurality of die cavities are around feeding head center circumference equidistance distribution, and the runner is connected with the ingate, and the ingate is connected with the feeding head, and the feeding head is connected with the runner, and the runner is connected with the die cavity, the below and the middle part of ingate are provided with the chilling chill.
However, the above technical scheme only cools the molten liquid metal through the chilled iron, which results in the problem of too low efficiency, and the problem of unstable molding due to too low buffering speed of the metal during final molding in the sprue.
Disclosure of utility model
The utility model aims to solve the problems in the background art and provides a shell structure for quickly solidifying a vacuum suction casting ingate.
The technical scheme of the utility model is as follows: a shell structure for quick solidification of a vacuum suction casting ingate comprises a shell body, a sprue, an ingate and a forming tool;
One end of the straight pouring channel penetrates through the center of the bottom end of the inner side of the shell body and is connected with the shell body in a sealing way;
the other end of the straight pouring gate is communicated with the center position of the inner pouring gate, and each output end of the inner pouring gate is communicated with the bottom end of the forming tool;
after metal is melted in the forming tool, the metal flows through an inner pouring channel and a straight pouring channel in sequence, and then flows out from the bottom end of the straight pouring channel for forming;
The shell body is provided with a cooling component for helping the liquid metal flowing in the sprue and the ingate to cool down rapidly.
Preferably, the cooling component comprises a water inlet and a water outlet;
the water inlet and the water outlet are arranged on one side of the shell body side by side;
The outer peripheral surface of the water inlet is provided with external threads, the outer peripheral surface of the water inlet is connected with a valve cap in a threaded manner, and a check valve is arranged at the communication part of the water inlet and the inner wall of the shell body;
the outer peripheral surface of the water outlet is connected with a one-way valve through the matching of a bolt and a nut.
Preferably, each forming tool is provided with a cavity;
the height direction of the inner diameter extension forming tool of the cavity is sequentially reduced from high to low;
the cavity of the forming tool is internally provided with a sand core for assisting in forming a space in the cavity.
Preferably, the inner pouring gate is divided into an inner pouring gate a and an inner pouring gate b;
The projection of the inner runner a is flat rectangle, and the inner diameter of the inner runner b gradually decreases from the center to the two ends.
Preferably, one end of the sprue penetrating out of the shell body is provided with a speed reducing device for reducing the flow speed of the liquid metal;
The speed reducer is a circular hollow cylinder, the speed reducer is welded with one end of the sprue penetrating out of the shell body, and the sprue is vertical to the shell body.
Preferably, the upper end face of the shell body is provided with a sealing cover, the inner diameter of the sealing cover is larger than the outer diameter of the shell body, and the upper end face of the sealing cover is embedded with visible glass.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: through installing the setting of water inlet and delivery port on the shell body, be provided with the valve cap simultaneously on the water inlet and be provided with the setting of check valve on the delivery port to make rivers get into from the water inlet until submerged the outer peripheral face highest end of sprue, and circulate always through the delivery port to the inside rivers of shell body, thereby make the metal begin quick condensation in the sprue after melting.
The bottom of the straight pouring gate is connected with the setting of the speed reducing device, and the speed reducing device is connected with the bottom of the straight pouring gate at right angles, so that liquid metal can be buffered after being not cooled completely in the straight pouring gate, and the production of products can not be damaged.
Drawings
Fig. 1 and fig. 2 are perspective views of a shell-type structure for rapid solidification of a vacuum suction casting ingate according to the present utility model.
Fig. 3 is a front view of a shell structure of a fast solidifying vacuum casting ingate according to the present utility model.
Reference numerals: 1. a housing body; 2. a water inlet; 3. a water outlet; 4. a sprue; 5. an inner runner; 6. and forming the mold.
Detailed Description
Example 1
As shown in fig. 1-3, the shell structure for quick solidification of a vacuum suction casting ingate provided by the utility model comprises a shell body 1, a sprue 4, an ingate 5 and a forming tool 6;
One end of the sprue 4 penetrates through the center of the bottom end of the inner side of the shell body 1 and is in sealing connection with the shell body 1;
The other end of the straight pouring gate 4 is communicated with the central position of the inner pouring gate 5, and each output end of the inner pouring gate 5 is communicated with the bottom end of the forming tool 6;
after metal is melted in the forming tool 6, the metal flows through the inner pouring gate 5 and the straight pouring gate 4 in sequence, and then flows out from the bottom end of the straight pouring gate 4 for forming;
The shell body 1 is provided with a cooling component for helping the liquid metal flowing in the sprue 4 and the ingate 5 to cool down rapidly.
Each forming tool 6 is provided with a cavity;
The height direction of the inner-diameter extension forming tool 6 of the cavity is sequentially reduced from high to low;
The molding tool 6 is provided with a sand core in the cavity for assisting the space in the cavity, so that the metal can be gradually limited to be molded by the inner diameter after being melted.
The inner pouring gate 5 is divided into an inner pouring gate a and an inner pouring gate b;
The projection of the inner runner a is flat rectangle, and the inner diameter of the inner runner b gradually decreases from the center to the two ends.
One end of the sprue 4 penetrating out of the shell body 1 is provided with a speed reducing device for reducing the flow speed of liquid metal;
The speed reducer is a circular hollow cylinder, the speed reducer is welded at one end of the straight pouring gate 4 penetrating out of the shell body 1, and the straight pouring gate 4 is vertical to the shell body 1, so that damage to products caused by too fast falling speed of liquid metal before the liquid metal is cooled completely is prevented.
The upper end face of the shell body 1 is provided with a sealing cover, the inner diameter of the sealing cover is larger than the outer diameter of the shell body 1, and the upper end face of the sealing cover is embedded with visible glass, so that liquid metal splashing is prevented when molten metal is excessive.
Example two
As shown in fig. 1-3, the present utility model provides a shell-type structure for rapid solidification of a vacuum suction casting ingate, and compared with the first embodiment, the present embodiment further specifically discloses a specific structure of a cooling component.
In this embodiment, the cooling component includes a water inlet 2 and a water outlet 3;
The water inlet 2 and the water outlet 3 are arranged on one side of the shell body 1 side by side;
the outer peripheral surface of the water inlet 2 is provided with external threads, the outer peripheral surface of the water inlet 2 is connected with a valve cap in a threaded manner, and a check valve is arranged at the communication part of the water inlet 2 and the inner wall of the shell body 1;
The outer peripheral surface of the water outlet 3 is connected with a one-way valve through the matching of bolts and nuts, so that the liquid metal in the sprue is conveniently and rapidly cooled.
In summary, in the utility model, firstly, a valve cap on the water inlet 2 is opened and communicated with a water pipe, then, the water outlet is communicated with the water outlet pipe 3, and a water valve is opened, so that when the water height is slightly higher than the height of the sprue 4, the outflow speed and the inflow speed of water flow are controlled to be consistent;
At this time, metal is put into a cavity of a forming tool to be cast and melted, and then the metal flows through the inner runner 5 and the straight runner 4 in sequence after being melted into liquid metal, and flows into a speed reducer from the bottom end of the straight runner 4 to be flow out for forming.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (6)
1. The shell-type structure for quick solidification of the vacuum suction casting ingate is characterized by comprising a shell body (1), a sprue (4), an ingate (5) and a forming tool (6);
One end of the straight pouring channel (4) penetrates through the center of the bottom end of the inner side of the shell body (1) and is connected with the shell body (1) in a sealing way;
The other end of the straight pouring gate (4) is communicated with the center position of the inner pouring gate (5), and each output end of the inner pouring gate (5) is communicated with the bottom end of the forming tool (6);
After metal is melted in a forming tool (6), the metal flows through an inner pouring channel (5) and a straight pouring channel (4) in sequence, and then flows out from the bottom end of the straight pouring channel (4) for forming;
Be provided with the cooling subassembly that is used for helping the liquid metal of circulation in sprue (4) and ingate (5) on shell body (1) to cool down fast.
2. The shell-type structure for quick solidification of a vacuum casting ingate according to claim 1, wherein the cooling component comprises a water inlet (2) and a water outlet (3);
The water inlet (2) and the water outlet (3) are arranged on one side of the shell body (1) side by side;
The outer peripheral surface of the water inlet (2) is provided with external threads, the outer peripheral surface of the water inlet (2) is connected with a valve cap in a threaded manner, and a check valve is arranged at the communication position of the water inlet (2) and the inner wall of the shell body (1);
The outer peripheral surface of the water outlet (3) is connected with a one-way valve through the matching of a bolt and a nut.
3. The shell-type structure for quick solidification of a vacuum casting ingate according to claim 1, wherein each forming tool (6) is provided with a cavity;
The height direction of the inner-diameter extension forming tool (6) of the cavity is sequentially reduced from high to low;
a sand core for assisting in forming a space in the cavity is arranged in the cavity of the forming tool (6).
4. A shell-type structure for rapid solidification of a vacuum casting ingate according to claim 3, wherein the ingate (5) is divided into an ingate a and an ingate b;
The projection of the inner runner a is flat rectangle, and the inner diameter of the inner runner b gradually decreases from the center to the two ends.
5. The shell-type structure for quick solidification of a vacuum suction casting ingate according to claim 1, wherein one end of the sprue (4) penetrating out of the shell body (1) is provided with a speed reducing device for reducing the flow rate of liquid metal;
The speed reducer is a circular hollow cylinder, the speed reducer is welded with one end of the straight pouring channel (4) penetrating out of the shell body (1), and the straight pouring channel (4) is vertical to the shell body (1).
6. The shell-type structure for quick solidification of a vacuum suction casting ingate according to claim 1, wherein the upper end face of the shell body (1) is provided with a sealing cover, the inner diameter of the sealing cover is larger than the outer diameter of the shell body (1), and the upper end face of the sealing cover is embedded with visible glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322965622.5U CN221362653U (en) | 2023-11-03 | 2023-11-03 | Shell type structure for quick solidification of vacuum suction casting ingate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322965622.5U CN221362653U (en) | 2023-11-03 | 2023-11-03 | Shell type structure for quick solidification of vacuum suction casting ingate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221362653U true CN221362653U (en) | 2024-07-19 |
Family
ID=91889350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322965622.5U Active CN221362653U (en) | 2023-11-03 | 2023-11-03 | Shell type structure for quick solidification of vacuum suction casting ingate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221362653U (en) |
-
2023
- 2023-11-03 CN CN202322965622.5U patent/CN221362653U/en active Active
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