CN219703464U - Water cooling structure of middle core column of casting die of piezoelectric shell - Google Patents
Water cooling structure of middle core column of casting die of piezoelectric shell Download PDFInfo
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- CN219703464U CN219703464U CN202320392437.9U CN202320392437U CN219703464U CN 219703464 U CN219703464 U CN 219703464U CN 202320392437 U CN202320392437 U CN 202320392437U CN 219703464 U CN219703464 U CN 219703464U
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- water
- cooling
- joint
- core column
- mounting plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 238000001816 cooling Methods 0.000 title claims abstract description 70
- 238000005266 casting Methods 0.000 title claims abstract description 28
- 239000000498 cooling water Substances 0.000 claims abstract description 33
- 238000003825 pressing Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of low-pressure casting die cooling structures, in particular to a water cooling structure of a middle core column of a casting die of a piezoelectric shell. The water-cooling joint comprises a water-cooling joint mounting plate, wherein the water-cooling joint mounting plate is fixed on the outer side face of an upper die frame, a water inlet channel and a water outlet channel are arranged in the water-cooling joint mounting plate, the upper end face of the water-cooling joint mounting plate is connected with a water inlet joint and a water outlet joint, the water inlet joint is connected with the inlet end of the water inlet channel, and the water outlet joint is connected with the water outlet end of the water outlet channel. The water-cooling joint is arranged at the outer side of the die, and the water collecting tank is added, so that no safety accident occurs even if water leakage occurs; the working section of the cooling water pipe is in a spiral shape, so that the cooling gradient from top to bottom can be realized, the water at the lowest end of the uppermost water inlet is discharged, the lower the cooling water is, the solidification sequence of low-pressure casting is met, the cooling effect of the casting is better, and the casting quality of the casting is better.
Description
Technical Field
The utility model relates to the technical field of low-pressure casting die cooling structures, in particular to a water cooling structure of a middle core column of a casting die of a piezoelectric shell.
Background
In the prior art, the middle core column of the casting mould of the piezoelectric housing is generally cooled by adopting an air cooling process, and a water cooling process is rarely adopted, mainly because the position of the middle core column just corresponds to the feed inlet of low-pressure casting, the feed inlet is communicated with a low-pressure heat preservation furnace, and once cooling water leaks into the heat preservation furnace, high Wen Lvye can react with water severely to generate explosion, so that production accidents are caused. The traditional middle core column cooling structure generally adopts an insert splicing or welding mode to obtain a water cooling channel, and a joint is required to be externally connected with a water cooling pipe, so that the risk of water leakage is high, and the potential safety hazard of production is high.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a water cooling structure of the middle core column of the casting die of the piezoelectric housing, which can improve the cooling effect of the middle core column, avoid the safety accident caused by water leakage of cooling water and ensure smooth production.
The technical scheme adopted by the utility model is as follows:
the utility model provides a water cooling structure of stem in middle of low-voltage motor casing casting mould, includes the water-cooling joint mounting panel, the water-cooling joint mounting panel is fixed at last mould frame lateral surface, sets up inlet channel and water outlet channel in the water-cooling joint mounting panel, and water inlet connector and water inlet channel entrance point are connected, water outlet connector and water outlet channel water outlet end are connected, water inlet channel's water outlet end is connected condenser tube one end, and the water inlet end of water outlet channel is connected to the condenser tube other end, condenser tube includes helical structure's screw segment, the screw segment sets up in the cooling inner chamber of stem.
Further, the stem is fixed in an insert, which is fixed on the upper die frame.
Further, a water collecting box is fixed on the outer side of the upper die frame and is positioned below the water-cooling joint mounting plate.
Further, the spiral section is sleeved on the outer surface of the pressing block, and a heat transfer adhesive filler is filled between the pressing block and the cooling inner cavity of the core column.
Further, the upper end of the pressing block is provided with a blocking block, and the blocking block can block the upper opening end of the cooling inner cavity of the core column.
Further, the cooling water pipe further comprises a water inlet section and a water return section, one end of the water inlet section penetrates through the plugging block from top to bottom and is connected with one end of the spiral section, a pipe hole penetrating through the pressing block from top to bottom is formed in the pressing block, and the other end of the spiral section penetrates through the pipe hole from bottom to top and is connected with one end of the water return section.
Furthermore, the cooling water pipe is integrally formed by adopting a stainless steel pipe through a bending process.
The beneficial effects of the utility model are as follows:
the water-cooling joint is arranged at the outer side of the die, and the water collecting tank is added, so that no safety accident occurs even if water leakage occurs; the working section of the cooling water pipe is in a spiral shape, so that the cooling gradient from top to bottom can be realized, the water at the lowest end of the uppermost water inlet is discharged, the lower the cooling water is, the solidification sequence of low-pressure casting is met, the cooling effect of the casting is better, and the casting quality of the casting is better; the high-temperature cooling water selectively flows back from the pipe holes, so that the influence of heat in the high-temperature cold water taking backflow on the cooling effect of the core column is avoided to the greatest extent, and the cooling effect is improved.
Drawings
FIG. 1 is a schematic view of the installation of the present utility model.
Fig. 2 is a perspective view of the present utility model.
Fig. 3 is a perspective view of the present utility model with the insert removed.
Fig. 4 is a perspective view of the present utility model with the stem removed.
Fig. 5 is a perspective view of a compact of the present utility model.
Wherein: 1. a water-cooled joint mounting plate; 2. a water inlet joint; 3. a water outlet joint; 4. a water collecting box; 5. a cooling water pipe; 5.1, a water inlet section; 5.2, a backwater section; 5.3, spiral segment; 6. a stem; 7. an insert; 8. briquetting; 9. an upper die frame; 10. a block; 11. pipe holes.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
As shown in fig. 1 and fig. 2, a water cooling structure of a middle core column of a casting die of a piezoelectric housing comprises a water cooling joint mounting plate 1, wherein a water inlet channel and a water outlet channel are arranged in the water cooling joint mounting plate 1, the upper end surface of the water cooling joint mounting plate 1 is connected with a water inlet joint 2 and a water outlet joint 3, the water inlet joint 2 is connected with the inlet end of the water inlet channel, and the water outlet joint 3 is connected with the water outlet end of the water outlet channel. The water outlet end of the water inlet channel is connected with one end of the cooling water pipe 5, and the other end of the cooling water pipe 5 is connected with the water inlet end of the water outlet channel.
The water-cooling joint mounting plate 1 is fixed on the outer side surface of the upper die frame 9, so that the joint position where water leakage is likely to occur is arranged outside the upper die frame 9, cooling water is prevented from leaking into a workbench of a low-pressure machine, and safety is improved.
As shown in fig. 1 and 2, the water collecting box 4 is fixed on the outer side of the upper die frame 9, the water collecting box 4 is located below the water-cooling joint mounting plate 1, and the water collecting box 4 can collect water leakage generated at the water-cooling joint mounting plate 1 to avoid water leakage flowing everywhere.
As shown in fig. 4, the cooling water pipe 5 includes a spiral section 5.3 with a spiral structure, the spiral section 5.3 is arranged in the cooling cavity of the core column 6, and the spiral section 5.3 of the cooling water pipe 5 can take away heat in the core column 6 to play a role in cooling. The stem 6 is fixed in an insert 7, and the insert 7 is fixed on an upper die frame 9.
As shown in fig. 4, the spiral section 5.3 is sleeved on the outer surface of the pressing block 8, and a heat transfer glue filler is filled between the pressing block 8 and the cooling inner cavity of the core column 6, so that the heat transfer glue filler can improve the heat transfer effect, heat in the core column 6 can be taken away more quickly and more efficiently, and the effect of accelerating the cooling of the casting is achieved.
As shown in fig. 5, a plugging block 10 is arranged at the upper end of the pressing block 8, and the plugging block 10 can plug the upper opening end of the cooling inner cavity of the core column 6, so that the heat transfer adhesive filler is prevented from leaking.
As shown in fig. 4, the cooling water pipe 5 further comprises a water inlet section 5.1 and a water return section 5.2, wherein one end of the water inlet section 5.1 passes through the plugging block 10 from top to bottom and is connected with one end of the spiral section 5.3, a pipe hole 11 which is vertically communicated is arranged on the pressing block 8, and the other end of the spiral section 5.3 passes through the pipe hole 11 from bottom to top and is connected with one end of the water return section 5.2.
The whole stainless steel pipe that adopts of condenser tube 5 passes through the integrated into one piece of technology of bending, and spiral section 5.3 of condenser tube 5 is main working portion, can realize from top to bottom temperature gradient, and during operation, cooling water gets into spiral section 5.3 from inlet end 5.1, and cooling water flows down the in-process along with absorbing the heat of mould, and the temperature is higher and higher, and the cooling effect also reduces thereupon, and the high temperature cooling water that reaches spiral section 5.3 bottom flows to return water section 5.2 through tube hole 11 in briquetting 8, accords with the solidification order that the low pressure casting was solidified from top to bottom, consequently the foundry goods quality is better. The high-temperature cooling water selectively flows back from the pipe holes 11, so that the influence of heat in the high-temperature cold water taking backflow on the cooling effect of the core column is avoided to the greatest extent, and the cooling effect is improved.
The working principle of the utility model is as follows: when the cooling water cooling device is used, cooling water is introduced into the water-cooling connector mounting plate 1 from the outside through the water inlet connector 2, flows into the cooling water pipe 5 from the water-cooling connector mounting plate 1, and enters the spiral section 5.3 from the water inlet section 5.1, the water temperature is higher and higher along with the heat in the absorption mould in the downward flowing process of the cooling water, the cooling effect is reduced along with the higher and higher water temperature, high-temperature cooling water reaching the bottom of the spiral section 5.3 flows to the water return section 5.2 through the pipe hole 11 in the pressing block 8, the high-temperature cooling water selectively flows back from the pipe hole 11, the influence of the heat in the high-temperature cooling water backflow on the core column cooling effect is avoided to the greatest extent, and the cooling effect is improved. Finally, the high-temperature cooling water flows from the water-cooled joint mounting plate 1 into the water outlet joint 3, and the water outlet joint 3 flows to the outside.
The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.
Claims (7)
1. The utility model provides a water-cooling structure of middle stem of piezoelectric housing casting mould, includes water-cooling joint mounting panel (1), its characterized in that: the water-cooling joint mounting plate (1) is fixed on the outer side face of the upper die frame (9), a water inlet channel and a water outlet channel are arranged in the water-cooling joint mounting plate (1), the upper end face of the water-cooling joint mounting plate (1) is connected with a water inlet joint (2) and a water outlet joint (3), the water inlet joint (2) is connected with the inlet end of the water inlet channel, the water outlet end of the water inlet channel is connected with one end of a cooling water pipe (5), the other end of the cooling water pipe (5) is connected with the water inlet end of the water outlet channel, the cooling water pipe (5) comprises a spiral section (5.3) of a spiral structure, and the spiral section (5.3) is arranged in a cooling inner cavity of a core column (6).
2. The water cooling structure of the middle core column of the casting mold of the piezoelectric housing according to claim 1, wherein: the core column (6) is fixed in the insert (7), and the insert (7) is fixed on the upper die frame (9).
3. The water cooling structure of the middle core column of the casting mold of the piezoelectric housing according to claim 1, wherein: the water collecting box (4) is fixed on the outer side of the upper die frame (9), and the water collecting box (4) is positioned below the water-cooling joint mounting plate (1).
4. A water cooling structure for a middle stem of a casting mold for a piezoelectric housing according to claim 3, wherein: the spiral section (5.3) is sleeved on the outer surface of the pressing block (8), and a heat transfer glue filler is filled between the pressing block (8) and the cooling inner cavity of the core column (6).
5. The water cooling structure of the middle core column of the casting die of the piezoelectric housing according to claim 4, wherein: the upper end of the pressing block (8) is provided with a blocking block (10), and the blocking block (10) can block the upper opening end of the cooling inner cavity of the core column (6).
6. The water cooling structure of the middle core column of the casting mold of the piezoelectric housing according to claim 5, wherein: the cooling water pipe (5) further comprises a water inlet section (5.1) and a water return section (5.2), one end of the water inlet section (5.1) is connected with one end of the spiral section (5.3) through the plugging block (10) from top to bottom, a pipe hole (11) which is vertically communicated is formed in the pressing block (8), and the other end of the spiral section (5.3) is connected with one end of the water return section (5.2) after passing through the pipe hole (11) from bottom to top.
7. The water cooling structure of the middle core column of the casting mold of the piezoelectric housing according to claim 6, wherein: the cooling water pipe (5) is integrally formed by adopting a stainless steel pipe through a bending process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392437.9U CN219703464U (en) | 2023-03-06 | 2023-03-06 | Water cooling structure of middle core column of casting die of piezoelectric shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392437.9U CN219703464U (en) | 2023-03-06 | 2023-03-06 | Water cooling structure of middle core column of casting die of piezoelectric shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219703464U true CN219703464U (en) | 2023-09-19 |
Family
ID=87979184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320392437.9U Active CN219703464U (en) | 2023-03-06 | 2023-03-06 | Water cooling structure of middle core column of casting die of piezoelectric shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219703464U (en) |
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2023
- 2023-03-06 CN CN202320392437.9U patent/CN219703464U/en active Active
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