CN219881280U - Side form cooling structure - Google Patents
Side form cooling structure Download PDFInfo
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- CN219881280U CN219881280U CN202320937017.4U CN202320937017U CN219881280U CN 219881280 U CN219881280 U CN 219881280U CN 202320937017 U CN202320937017 U CN 202320937017U CN 219881280 U CN219881280 U CN 219881280U
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- cooling
- channel
- water
- cooling channel
- inlet pipe
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- 238000001816 cooling Methods 0.000 title claims abstract description 142
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000002826 coolant Substances 0.000 claims abstract description 28
- 239000000872 buffer Substances 0.000 claims abstract description 17
- 239000007921 spray Substances 0.000 claims abstract description 12
- 230000003139 buffering effect Effects 0.000 claims abstract description 6
- 239000000498 cooling water Substances 0.000 claims description 14
- 238000003466 welding Methods 0.000 abstract description 10
- 238000005266 casting Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 4
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model relates to the field of aluminum alloy hub casting molds and discloses a side mold cooling structure, which comprises a cooling insert inserted on a side mold body, wherein a cooling channel for cooling medium circulation is arranged in the cooling insert, the cooling channel is respectively communicated with a water inlet pipe and a water outlet pipe, and a cooling buffer structure for buffering rapid cooling of the cooling channel by the cooling medium is arranged on the water inlet pipe, so that the problem that a welding part of the cooling channel is cracked due to rapid temperature change due to a large amount of concentrated entering of the cooling medium is solved. The cooling pipeline is arranged in the cooling channel, and spray holes are formed in the cooling pipeline, so that cooling medium which is led into the cooling channel by the water inlet pipe is shunted, and cooling buffer of the cooling channel is formed; through the intercommunication gas circuit on the inlet tube, let in cooling channel with wind-water mixture cooling medium, buffered cooling intensity, prolonged cooling channel's life, ensured production efficiency, reduced equipment maintenance cost.
Description
Technical Field
The utility model relates to the field of low-pressure casting hub dies, in particular to a side die cooling structure.
Background
The aluminum alloy low-pressure casting hub die is generally formed by surrounding a bottom die, a side die and a top die, the existing side die is mostly in a water cooling mode, and the side die is cooled by circulating cooling water, so that the cooling process of the hub casting meets the process requirements. The water cooling mode has the advantage of high cooling speed, and can effectively ensure the working efficiency of the production line.
However, the side mold cooling channel is usually formed by adopting a welding process, and when the side mold cooling channel is used, cooling water directly enters the cooling channel through the water inlet pipe, so that the cooling channel is subjected to a cooling process with severe temperature change, and the welding position of the water cooling channel is easy to crack due to the action of thermal stress and welding stress of a mold, so that water leakage is caused, equipment is stopped, and the production efficiency is influenced. The electric spark welding equipment is needed for maintaining the cracking part, the cost is high, the water leakage condition cannot be fundamentally stopped, when water leakage occurs again at the same position, the repairing value is not possessed, and only the whole side die water cooling system can be replaced, so that the cost is high.
Based on the above, under the condition of not influencing the cooling strength, a novel side mold cooling structure with a cooling buffer function is developed, and the technical problem to be solved is urgent.
Disclosure of Invention
The utility model aims to solve the problems that in the conventional side die cooling structure, a water inlet pipe directly introduces a cooling medium into a cooling channel, so that the cooling channel is rapidly cooled and has cracking and water leakage risks.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a side form cooling structure, includes the cooling insert of grafting on the side form body, its characterized in that: the cooling insert is internally provided with a cooling channel for cooling medium circulation, the cooling channel is respectively communicated with a water inlet pipe and a water outlet pipe, and the water inlet pipe is provided with a cooling buffer structure for buffering rapid cooling of the cooling channel by the cooling medium.
Preferably, the cooling buffer structure comprises a cooling pipeline arranged in the cooling channel, the cooling pipeline is communicated with the water inlet pipe, and a plurality of spray holes are formed in the cooling pipeline.
Preferably, the spray holes are uniformly distributed corresponding to the inner wall of the cooling channel.
Preferably, the cooling buffer structure comprises a water channel and a gas channel which are respectively communicated with the water inlet pipe, the water channel is used for conveying cooling water, the gas channel is used for conveying compressed air, and electromagnetic switches used for controlling the on-off of the cooling water and the compressed air are arranged on the water channel and the gas channel.
Furthermore, the water path and the air path are both provided with pressure adjusting devices for adjusting the pressure of the water path and the air path.
The utility model has the beneficial effects that:
according to the utility model, the cooling buffer structure is arranged on the water inlet pipe, so that the problem that the welding part of the cooling channel is cracked due to temperature rapid change caused by a large amount of cooling medium intensively entering the cooling channel is solved. The cooling pipeline is arranged in the cooling channel, spray holes are formed in the cooling pipeline, a cooling medium is sprayed on the inner wall of the cooling channel through a plurality of cooling spray holes, and the cooling medium which is led into the cooling channel through the water inlet pipe is shunted to form cooling buffer for the cooling channel; through the intercommunication gas circuit on the inlet tube, mix cooling water and compressed air and form wind-water mixing cooling medium and let in cooling channel, under the prerequisite of guaranteeing the cooling effect, further buffered cooling strength, prolonged cooling channel's life, ensured production efficiency, reduced equipment maintenance cost.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic structural view of the present utility model in a use state.
Fig. 2 is a schematic top view of fig. 1.
Fig. 3 is a schematic view of a cooling pipeline in the first embodiment.
Fig. 4 is a schematic structural view of a second embodiment of the present utility model.
In the figure: 10- -side mold body; 20- -cooling insert; 21- -cooling channels; 22- -an inlet pipe; 221—a waterway; 222—gas path; 23- -outlet pipe; 24- -cooling line; 25- -spray holes; 30- -hub casting.
The arrows in the figure show the direction of flow of the cooling medium.
Detailed Description
As shown in fig. 1-4, a side mold cooling structure comprises a cooling insert 20 inserted on a side mold body 10, wherein a cooling channel 21 for cooling medium circulation is arranged in the cooling insert 20, and the cooling channel 21 is respectively communicated with a water inlet pipe 22 and a water outlet pipe 23 to form a cooling medium circulation cooling passage. In order to buffer the cooling strength, the problem that the temperature of the cooling channel in a high-temperature environment suddenly drops in the process of introducing the cooling medium into the cooling channel is solved, and a cooling buffer structure is arranged on the water inlet pipe 22 and used for buffering the rapid cooling of the cooling channel 21 by the cooling medium, buffering the cooling strength and balancing the cooling rate, so that the condition that the temperature of the welding part of the cooling channel 21 suddenly changes and the welding seam is cracked is avoided.
When the cooling insert 20 is used, the part, corresponding to the hub casting 30, to be cooled is inserted on the side die, and a cooling medium enters the cooling channel 21 through the water inlet pipe 22, and heat exchange is completed in the cooling channel 21, so that the side die is cooled. The cooling buffer structure buffers the cooling rate of the cooling medium to the cooling channel 21, and prevents the cooling medium from intensively entering the cooling channel 21 in a large amount, so that the welding part of the cooling channel 21 is cracked due to temperature rapid change.
As a first embodiment, as shown in fig. 1-3, the cooling buffer structure includes a cooling pipeline 24 disposed in the cooling channel 21, the cooling pipeline 24 is communicated with the water inlet pipe 22, and a plurality of spray holes 25 are formed on the cooling pipeline 24. Preferably, the spray holes 25 are uniformly distributed corresponding to the inner wall of the cooling channel 21.
When the cooling insert 20 is used, the cooling medium from the cooling channel 21 is sprayed to the inner wall of the cooling insert 20 through the plurality of spray holes 25 respectively, the cooling insert 20 is uniformly cooled, the cooling medium of the cooling channel 21 is shunted by the arrangement of the spray holes 25, and the condition that a large amount of cooling medium is concentrated to rapidly cool is avoided, so that the problem of cracking of a welding part is solved.
As a second embodiment, as shown in fig. 4, the cooling buffer structure includes a water channel 221 and an air channel 222 which are respectively connected with the water inlet pipe 22, the water channel 221 is used for conveying cooling water, the air channel 222 is used for conveying compressed air, the water channel 221 and the air channel 222 are respectively connected with the water inlet pipe 22, electromagnetic switches are respectively arranged on the water channel 221 and the air channel 222 and are used for controlling the on-off of the cooling water and the compressed air, and the electromagnetic switches are used for controlling the cross opening and closing of the water channel 221 and the air channel 222 so that the compressed air blows the cooling water to form a cooling medium in the form of water mist, and the cooling is implemented on the side mold, so that the purpose of buffering cooling is achieved, and the condition that a large amount of cooling medium is concentrated to cool rapidly is avoided.
During the use, cooling water and compressed air are respectively and alternately conveyed to the cooling channel 21 through the control of the electromagnetic switch, so that the cooling water and the compressed air are sprayed on the inner wall of the cooling channel 21 in a water mist mode of air-water mixing, the problem of rapid cooling of the cooling channel 21 is relieved, and compared with a traditional water cooling mode, the air-water mixing cooling mode combines the advantages of high water cooling efficiency and balanced air cooling effect, and the cooling channel 21 is furthest protected on the premise of ensuring the cooling efficiency, so that the problems of cracking, water leakage and the like are avoided.
Preferably, after the air passage 222 is opened for 10 seconds, the water passage 221 is opened for 1 second, and the compressed air in the air passage 222 blows off the cooling water supplied from the water passage 221, and blows the cooling water into the cooling passage 21 in the form of water mist, thereby cooling the side mold.
Further, pressure adjusting devices are respectively arranged on the water channel 221 and the air channel 222, and are used for adjusting the pressure of the cooling medium supplied by the water channel 221 and the air channel 222 so as to obtain different air-water mixing concentrations and strengths, so that the cooling parameters can be adjusted in real time according to the production process, the cooling effect is ensured, and the cracking and water leakage risks of the cooling channel are reduced.
The foregoing disclosure is merely illustrative of specific embodiments of this patent and this patent is not to be construed as limiting, since modifications will be apparent to those skilled in the art without departing from the principles of the utility model.
Claims (4)
1. The utility model provides a side form cooling structure, includes cooling insert (20) of grafting on side form body (10), its characterized in that: be provided with cooling channel (21) that are used for the coolant circulation in cooling insert (20), cooling channel (21) communicate inlet tube (22) and outlet pipe (23) respectively, be provided with on inlet tube (22) and be used for buffering cooling medium to cooling channel (21) rapid cooling's cooling buffer structure, cooling buffer structure is including water route (221) and gas circuit (222) that communicate inlet tube (22) respectively, water route (221) are used for carrying the cooling water, gas circuit (222) are used for carrying compressed air, all are provided with the electromagnetic switch who is used for controlling cooling water and compressed air break-make on water route (221) and gas circuit (222).
2. A side mold cooling structure according to claim 1, wherein: the cooling buffer structure comprises a cooling pipeline (24) arranged in the cooling channel (21), the cooling pipeline (24) is communicated with the water inlet pipe (22), and a plurality of spray holes (25) are formed in the cooling pipeline (24).
3. A side mold cooling structure according to claim 2, wherein: the spray holes (25) are uniformly distributed corresponding to the inner wall of the cooling channel (21).
4. A side mold cooling structure according to claim 1, wherein: the water channel (221) and the air channel (222) are both provided with pressure adjusting devices for adjusting the pressure of the water channel (221) and the air channel (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937017.4U CN219881280U (en) | 2023-04-24 | 2023-04-24 | Side form cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937017.4U CN219881280U (en) | 2023-04-24 | 2023-04-24 | Side form cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219881280U true CN219881280U (en) | 2023-10-24 |
Family
ID=88408223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320937017.4U Active CN219881280U (en) | 2023-04-24 | 2023-04-24 | Side form cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219881280U (en) |
-
2023
- 2023-04-24 CN CN202320937017.4U patent/CN219881280U/en active Active
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