CN220073241U - Gate cooling device - Google Patents
Gate cooling device Download PDFInfo
- Publication number
- CN220073241U CN220073241U CN202321586830.8U CN202321586830U CN220073241U CN 220073241 U CN220073241 U CN 220073241U CN 202321586830 U CN202321586830 U CN 202321586830U CN 220073241 U CN220073241 U CN 220073241U
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- cooling
- pipe
- pouring
- hole
- flow
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- 238000001816 cooling Methods 0.000 title claims abstract description 112
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 50
- 238000004891 communication Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 21
- 238000005266 casting Methods 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a gate cooling device, which comprises: a pouring pipe which is in a tubular shape with upper and lower openings; the pouring seat is arranged at the lower end of the pouring pipe and seals the end face of the pouring pipe; the side surface of the pouring seat is provided with a notch communicated with the interior of the pouring pipe for pouring water to flow out, and the bottom of the pouring seat is provided with a cooling cavity; the pipe cooling assemblies are arranged in the pouring pipe and used for cooling the pouring pipe; the bottom cooling component is arranged in the cooling cavity of the pouring seat, seals the cooling cavity and cools the pouring seat. The utility model can maintain the temperature of the molten metal entering the die in a preset interval, and simultaneously ensure that the temperature difference of the molten metal entering the die is as small as possible.
Description
Technical Field
The utility model relates to the field of casting molds, in particular to a gate inlet cooling device.
Background
In the casting of a mold, molten metal is poured into the mold cavity and cooled within the mold to form the cast article. The molten metal is poured while being guided and limited by the use of a runner, through which the molten metal continuously flows during casting, so that the temperature of the runner is continuously increased, and therefore, the runner needs to be cooled.
At present, a cooling mode of the pouring head is that a cooling water circulation runner is arranged in the pouring head, heat of the pouring head is taken away through cooling circulation, the temperature of each area of the pouring head cannot be accurately controlled in the mode, for example, more molten metal flows through an area close to a molten metal outlet in the pouring head, the temperature rise is faster, the temperature rise of the opposite side is slower, the temperature of the conventional cooling water circulation runner cannot be inconsistent, the molten metal flowing into a die is contained to have a temperature difference, and uneven stress distribution can be formed in a casting part in the cooling forming process of the molten metal.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a gate cooling device, which can maintain the temperature of molten metal entering a mold in a predetermined interval, and at the same time, ensure that the temperature difference of the molten metal entering the mold is as small as possible.
The aim of the utility model is realized by the following technical scheme:
a gate cooling device comprising:
a pouring pipe which is in a tubular shape with upper and lower openings;
the pouring seat is arranged at the lower end of the pouring pipe and seals the end face of the pouring pipe; the side surface of the pouring seat is provided with a notch communicated with the interior of the pouring pipe for pouring water to flow out, and the bottom of the pouring seat is provided with a cooling cavity;
the pipe cooling assemblies are arranged in the pouring pipe and used for cooling the pouring pipe;
the bottom cooling component is arranged in the cooling cavity of the pouring seat, seals the cooling cavity and cools the pouring seat.
Further, the upper end face of the pouring inlet pipe is provided with a plurality of groove holes, and the bottoms of the groove holes are opposite to the outer side face of the pouring inlet seat; the pipe cooling component is arranged in the groove hole and is in seamless contact with the inner wall of the groove hole.
Further, the tube cooling assembly includes:
the lower end and the upper end of the outer tube are closed and positioned in the groove hole, and the outer surface of the outer tube is in seamless contact with the inner wall of the groove hole;
the inner tube is arranged in the outer tube, a gap is reserved between the outer wall and the inner wall of the outer tube, the upper end of the inner tube is closed, and the lower end of the inner tube is provided with an opening;
the first liquid inlet connecting pipe is communicated with the inside of the outer pipe;
the first liquid outlet connecting pipe is communicated with the inner pipe.
Further, the plurality of tube cooling assemblies are divided into two groups, including a front flowing liquid group and a rear flowing liquid group; the number of the tube cooling assemblies in the front flow liquid group is larger than that of the tube cooling assemblies in the rear flow liquid group; the front flowing liquid group is positioned in the area right above the notch of the pouring seat; the post-flow liquid group is arranged in a symmetrical area around the axis of the pouring pipe and the area where the pre-flow liquid group is positioned.
Further, the pipe cooling groups in the front flowing liquid group are sequentially arranged at the same distance; the pipe cooling groups in the back flow liquid group are sequentially arranged at the same distance; the spacing distance of the pipe cooling groups in the front flowing liquid group is smaller than that of the pipe cooling groups in the rear flowing liquid group.
Further, the upper end face of the pouring seat is provided with a bulge, and the side face of the bulge is in seamless contact with the inner wall of the pouring pipe; the side surface of the bulge is provided with a first collapse part which is retracted, and the first collapse part is communicated with the notch and the inside of the pouring pipe; the cooling cavity is positioned in the bulge and the pouring seat.
Further, the bottom cooling assembly includes:
the plug is arranged in the cooling cavity and seals the cooling cavity, an annular flow passage is arranged on the side surface of the plug, a vertical flow passage is arranged at the top of the plug, and the vertical flow passage is communicated with the annular flow passage;
the flow head is arranged on the upper surface of the plug head and is positioned in the cooling cavity, and gaps are reserved between the side surface and the top surface of the flow head and the inner wall of the cooling cavity; the top of the flow head is provided with a through channel, and the lower end of the channel is communicated with the vertical flow channel;
the second liquid inlet connecting pipe is communicated with the annular flow passage;
and the second liquid outlet connecting pipe is communicated with the gap between the flow head and the cooling cavity.
Further, the cooling cavity comprises a plug pipe hole, a reflow hole and a containing hole from the bottom of the pouring seat to the top in sequence; the diameter of the plug pipe hole is larger than that of the backflow hole; the diameter of the reflow hole is larger than that of the accommodating hole; the plug pipe hole, the reflow hole and the accommodating hole are coaxially arranged; the plug head is positioned in the plug pipe hole; the flow head is positioned in the reflow hole and the accommodating hole;
the side of the flow head is provided with an inward-shrinking second collapse part, the second collapse part is opposite to the backflow hole and the accommodating hole, and the backflow hole is communicated with the accommodating hole through the second collapse part.
Further, an annular groove is formed in the side face of the plug head, and the annular groove is located below the annular flow passage; an O-shaped sealing ring is arranged in the annular groove and abuts against the plug pipe hole.
Further, a first pipeline communicated with a gap between the flow head and the cooling cavity is arranged on the side surface of the pouring seat, and the second liquid inlet connecting pipe is communicated with the first pipeline;
the side of the pouring seat is provided with a second pipeline communicated with the annular runner, and the second liquid outlet connecting pipe is communicated with the second pipeline.
Due to the adoption of the technical scheme, the utility model has the following advantages:
1. the pipe cooling component is arranged in the pouring pipe, and is used for adjusting the overall temperature of flowing molten metal contained in the pipe cooling component, so that the temperature is consistent as much as possible when the molten metal flows to the pouring seat at the bottom, and the condition that the stress difference of each area of the molten metal after being cooled in the die is large is reduced.
2. The bottom of the pouring seat is provided with the cooling cavity, the control of the temperature range of the flowing molten metal can be realized by selecting different bottom cooling components, and the accurate control of the temperature of the flowing molten metal can be realized by controlling the bottom cooling components.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
The drawings of the present utility model are described as follows:
fig. 1 is a schematic front view of a sprue cooling device in an embodiment.
Fig. 2 is a schematic top view of a sprue cooling device according to an embodiment.
Fig. 3 is a schematic view of the structure of fig. 2 taken along line A-A.
Fig. 4 is an enlarged schematic view of the structure at B in fig. 3.
Fig. 5 is an enlarged schematic view of the structure at C in fig. 3.
Fig. 6 is a schematic view of the structure of fig. 3 at section D-D.
In the figure: 1. a pouring pipe; 11. a groove hole; 2. pouring seat; 211. a plug pipe hole; 212. a reflow hole; 213. an accommodation hole; 214. a first pipe; 215. a second pipe; 22. a protrusion; 221. a first collapse section; 23. a notch; 31. an outer tube; 32. an inner tube; 33. a first liquid inlet connecting pipe; 34. a first liquid outlet connecting pipe; 35. a front flow liquid group; 36. a post-flow set; 41. a plug head; 411. an annular flow passage; 412. a vertical flow channel; 413. an annular groove; o-ring seal; 42. a flow head; 421. a second collapse section; 422. a channel; 43. a second liquid inlet connecting pipe; 44. a second tapping connection pipe 34.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Examples:
as shown in fig. 1 to 6, a gate cooling device includes:
a pouring pipe 1 is formed into a tubular shape with upper and lower openings;
the pouring seat 2 is arranged at the lower end of the pouring tube 1 and seals the end face of the pouring tube 1; the side surface of the pouring seat 2 is provided with a notch 23 communicated with the interior of the pouring pipe 1 for pouring in and out, and the bottom is provided with a cooling cavity;
the pipe cooling assemblies are arranged in the pouring pipe 1 and used for cooling the pouring pipe 1;
the bottom cooling component is arranged in the cooling cavity of the casting seat 2, seals the cooling cavity and cools the casting seat 2.
In this embodiment, the upper end surface of the pouring inlet pipe 1 is provided with a plurality of groove holes 11, and the bottoms of the groove holes 11 are opposite to the outer side surface of the pouring inlet seat 2; the pipe cooling component is arranged in the groove hole 11 and is in seamless contact with the inner wall of the groove hole 11.
In this embodiment, the pipe cooling assembly includes:
the outer tube 31, the lower end and upper end are closed, locate in the slotted hole 11, the outer surface is contacted with inner wall of the slotted hole 11 seamlessly;
the inner tube 32 is arranged in the outer tube 31, a gap is reserved between the outer wall and the inner wall of the outer tube 31, the upper end of the inner tube is closed, and the lower end of the inner tube is provided with an opening;
a first liquid inlet connection pipe 33 communicated with the inside of the outer pipe 31;
a first liquid outlet connection pipe 34 is in communication with the inner pipe 32.
The inner tube 32 and the outer tube 31 form a circulating water flow to cool the vicinity of the groove hole 11.
In this embodiment, the plurality of tube cooling assemblies are divided into two groups, including a front flow group 35 and a rear flow group 36; the number of the tube cooling components in the front flow liquid group 35 is greater than the number of the tube cooling components in the rear flow liquid group 36; the front liquid flow group 35 is positioned in the area right above the notch 23 of the pouring seat 2; the back flow set 36 is arranged in a symmetrical area around the axis of the pour tube 1 and the area where the front flow set 35 is located.
The metal liquid flow is subjected to zonal cooling, so that the consistency of the metal liquid temperature is ensured to a certain extent.
In this embodiment, the tube cooling groups in the front flowing liquid group 35 are sequentially arranged at the same distance; the tube cooling groups in the back flow liquid group 36 are sequentially arranged at the same distance; the spacing distance of the tube cooling groups in the front flow liquid group 35 is smaller than the spacing distance of the tube cooling groups in the rear flow liquid group 36.
In this embodiment, the upper end surface of the pouring seat 2 is provided with a protrusion 22, and the side surface of the protrusion 22 is in seamless contact with the inner wall of the pouring tube 1; the side surface of the bulge 22 is provided with a first collapse part 221 which is contracted inwards, and the first collapse part 221 is communicated with the notch 23 and the inside of the pouring tube 1; the cooling cavity is located in the boss 22 and the runner base 2.
The protrusions 22 increase the contact area with the molten metal, thereby adjusting the temperature of the molten metal more quickly.
In this embodiment, the bottom cooling assembly includes:
the plug 41 is arranged in the cooling cavity to seal the cooling cavity, an annular flow passage 411 is arranged on the side surface of the plug 41, a vertical flow passage 412 is arranged at the top of the plug, and the vertical flow passage 412 is communicated with the annular flow passage 411;
the flow head 42 is arranged on the upper surface of the plug 41 and is positioned in the cooling cavity, and gaps are reserved between the side surface and the top surface of the flow head 42 and the inner wall of the cooling cavity; the top of the flow head 42 is provided with a through channel 422, and the lower end of the channel 422 is communicated with the vertical flow channel 412;
a second liquid inlet connection pipe 43 communicated with the annular flow passage 411;
a second liquid outlet connection pipe 44 is in communication with the gap between the flow head 42 and the cooling cavity.
The circulation waterway is formed by the flow head 42 and the cooling cavity, so that the purpose of cooling is realized.
In this embodiment, the cooling cavity includes a plug hole 211, a return hole 212, and a receiving hole 213 sequentially from the bottom of the pouring seat 2; the diameter of the plug hole 211 is larger than that of the return hole 212; the diameter of the backflow hole 212 is larger than that of the receiving hole 213; the plug tube hole 211, the backflow hole 212 and the accommodating hole 213 are coaxially arranged; the plug head 41 is positioned in the plug hole 211; the flow head 42 is positioned in the backflow hole 212 and the accommodating hole 213;
the side surface of the flow head 42 is provided with a second collapse portion 421 which is retracted inwards, the second collapse portion 421 is opposite to the backflow hole 212 and the accommodating hole 213, and the backflow hole 212 and the accommodating hole 213 are communicated through the second collapse portion 421.
The control of the flowing area and the flowing position of the waterway is realized through the design.
In this embodiment, an annular groove 413 is formed on the side surface of the plug 41, and the annular groove 413 is located below the annular flow passage 411; an O-ring 414 is disposed in the annular groove 413, and the O-ring 414 abuts against the plug hole 211.
In this embodiment, a first pipe 214 communicating with the gap between the flow head 42 and the cooling cavity is provided on the side surface of the pouring seat 2, and the second liquid inlet connecting pipe 43 communicates with the first pipe 214;
the side of the pouring seat 2 is provided with a second pipeline 215 communicated with the annular runner 411, and the second liquid outlet connecting pipe 44 is communicated with the second pipeline 215.
The inlet cooling device of this embodiment is used by mounting it to the mold with its notch 23 aligned with the inlet of the mold.
During pouring, molten metal is poured into the pouring tube 1, flows into the die along with the pouring tube 1 and the notch 23, and meanwhile, an external cooling liquid circulation system is started to circulate a cooling heat control quantity into each tube cooling assembly and each bottom cooling assembly.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.
Claims (10)
1. A gate cooling device, comprising:
a pouring pipe which is in a tubular shape with upper and lower openings;
the pouring seat is arranged at the lower end of the pouring pipe and seals the end face of the pouring pipe; the side surface of the pouring seat is provided with a notch communicated with the interior of the pouring pipe for pouring water to flow out, and the bottom of the pouring seat is provided with a cooling cavity;
the pipe cooling assemblies are arranged in the pouring pipe and used for cooling the pouring pipe;
the bottom cooling component is arranged in the cooling cavity of the pouring seat, seals the cooling cavity and cools the pouring seat.
2. The gate cooling device according to claim 1, wherein the upper end surface of the gate tube is provided with a plurality of groove holes, and the bottoms of the groove holes are opposite to the outer side surface of the gate seat; the pipe cooling component is arranged in the groove hole and is in seamless contact with the inner wall of the groove hole.
3. The in-gate cooling device of claim 2, wherein the tube cooling assembly comprises:
the lower end and the upper end of the outer tube are closed and positioned in the groove hole, and the outer surface of the outer tube is in seamless contact with the inner wall of the groove hole;
the inner tube is arranged in the outer tube, a gap is reserved between the outer wall and the inner wall of the outer tube, the upper end of the inner tube is closed, and the lower end of the inner tube is provided with an opening;
the first liquid inlet connecting pipe is communicated with the inside of the outer pipe;
the first liquid outlet connecting pipe is communicated with the inner pipe.
4. The in-gate cooling device of claim 1, wherein the plurality of tube cooling assemblies are divided into two groups, including a front flow group and a back flow group; the number of the tube cooling assemblies in the front flow liquid group is larger than that of the tube cooling assemblies in the rear flow liquid group; the front flowing liquid group is positioned in the area right above the notch of the pouring seat; the post-flow liquid group is arranged in a symmetrical area around the axis of the pouring pipe and the area where the pre-flow liquid group is positioned.
5. The inlet cooling device of claim 4, wherein the tube cooling groups in the front flow group are sequentially arranged at equal intervals; the pipe cooling groups in the back flow liquid group are sequentially arranged at the same distance; the spacing distance of the tube cooling groups in the front flowing liquid group is smaller than the spacing distance of the tube cooling groups in the rear flowing liquid group.
6. The inlet cooling device according to claim 1, wherein the upper end surface of the inlet seat is provided with a bulge, and the side surface of the bulge is in seamless contact with the inner wall of the inlet pipe; the side surface of the bulge is provided with a first collapse part which is retracted, and the first collapse part is communicated with the notch and the inside of the pouring pipe; the cooling cavity is positioned in the bulge and the pouring seat.
7. The in-gate cooling device of claim 6, wherein the bottom cooling assembly comprises:
the plug is arranged in the cooling cavity and seals the cooling cavity, an annular flow passage is arranged on the side surface of the plug, a vertical flow passage is arranged at the top of the plug, and the vertical flow passage is communicated with the annular flow passage;
the flow head is arranged on the upper surface of the plug head and is positioned in the cooling cavity, and gaps are reserved between the side surface and the top surface of the flow head and the inner wall of the cooling cavity; the top of the flow head is provided with a through channel, and the lower end of the channel is communicated with the vertical flow channel;
the second liquid inlet connecting pipe is communicated with the annular flow passage;
and the second liquid outlet connecting pipe is communicated with the gap between the flow head and the cooling cavity.
8. The inlet cooling device of claim 7, wherein the cooling cavity comprises a plug tube hole, a reflow hole and a containing hole in sequence from the bottom of the inlet seat to the top; the diameter of the plug pipe hole is larger than that of the backflow hole; the diameter of the reflow hole is larger than that of the accommodating hole; the plug pipe hole, the reflow hole and the accommodating hole are coaxially arranged; the plug head is positioned in the plug pipe hole; the flow head is positioned in the reflow hole and the accommodating hole;
the side of the flow head is provided with an inward-shrinking second collapse part, the second collapse part is opposite to the backflow hole and the accommodating hole, and the backflow hole is communicated with the accommodating hole through the second collapse part.
9. The inlet cooling device of claim 8, wherein the plug head side is provided with an annular groove, the annular groove being located below the annular runner; an O-shaped sealing ring is arranged in the annular groove and abuts against the plug pipe hole.
10. The in-gate cooling device of claim 7, wherein the in-gate seat side is provided with a first conduit in communication with a gap between the flow head and the cooling cavity, and the second in-liquid connection tube is in communication with the first conduit;
the side of the pouring seat is provided with a second pipeline communicated with the annular runner, and the second liquid outlet connecting pipe is communicated with the second pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321586830.8U CN220073241U (en) | 2023-06-20 | 2023-06-20 | Gate cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321586830.8U CN220073241U (en) | 2023-06-20 | 2023-06-20 | Gate cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073241U true CN220073241U (en) | 2023-11-24 |
Family
ID=88830631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321586830.8U Active CN220073241U (en) | 2023-06-20 | 2023-06-20 | Gate cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073241U (en) |
-
2023
- 2023-06-20 CN CN202321586830.8U patent/CN220073241U/en active Active
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