CN213675308U - Injection mold capable of being cooled rapidly - Google Patents
Injection mold capable of being cooled rapidly Download PDFInfo
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- CN213675308U CN213675308U CN202022096503.7U CN202022096503U CN213675308U CN 213675308 U CN213675308 U CN 213675308U CN 202022096503 U CN202022096503 U CN 202022096503U CN 213675308 U CN213675308 U CN 213675308U
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- water
- mold
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- die
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- 238000002347 injection Methods 0.000 title claims abstract description 24
- 239000007924 injection Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 146
- 238000001816 cooling Methods 0.000 claims abstract description 78
- 238000005057 refrigeration Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims 3
- 239000004033 plastic Substances 0.000 abstract description 13
- 229920003023 plastic Polymers 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold capable of being cooled rapidly, which comprises a water cooling tank, a lower mold, an upper mold, a circulating mechanism and a refrigerating mechanism; the circulating mechanism comprises a water storage tank, a water inlet pump and a water outlet pump; the refrigerating mechanism comprises a compressor, a condenser, a throttle pipe and an evaporator. The utility model provides a technical scheme's beneficial effect is: the lower die and the upper die are submerged in cold water in a water cooling tank during die assembly, a plurality of first fins are embedded in the outer wall of the lower die, and a plurality of second fins are embedded in the outer wall of the upper die, so that the heat dissipation areas of the lower die and the upper die are greatly increased, and the cooling speed of the plastic die is accelerated; simultaneously, make the water in the water-cooling tank and the water in the aqua storage tank circulate through intake pump and delivery pump to set up refrigeration mechanism in order to cool down the water in the aqua storage tank, thereby the water in the circulated use aqua storage tank cools down the mould, prevents the waste in a large number of water resources.
Description
Technical Field
The utility model belongs to the technical field of the injection mold technique and specifically relates to a but quick refrigerated injection mold is related to.
Background
In the new energy automobile industry, injection molds are widely used to form plastic parts. In order to improve the production efficiency of plastic parts, a water cooling pipe is often embedded in the side wall of the mold, and after the molten plastic is introduced into the cavity, cold water is continuously introduced into the water cooling pipe to cool the molten plastic and accelerate the molding of the plastic parts.
However, because the contact area between the water-cooling pipe and the mold is limited, the cooling effect of the molten plastic in the mold is not good; meanwhile, because cold water needs to be injected into the water cooling pipe continuously, the injected cold water cannot be reused, and a large amount of waste of water resources is caused.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for an injection mold capable of being cooled rapidly, so as to solve the technical problems of low cooling efficiency and serious waste of water resources in the cooling process of the existing injection mold.
A rapidly coolable injection mold comprising:
the water cooling tank is provided with a water cooling cavity;
the lower die is positioned in the water cooling cavity and fixedly connected with the water cooling groove, a lower cavity is formed in the upper end face of the lower die, a plurality of first slots are formed in the outer wall of the lower die, first fins penetrate through the first slots, one ends of the first fins are in interference fit with the corresponding first slots, and the other ends of the first fins extend out of the corresponding first slots;
the upper die is provided with an upper die cavity on the lower end surface of the upper die, a plurality of second slots are formed in the outer wall of the upper die, second fins penetrate through the second slots, one ends of the second fins are in interference fit with the corresponding second slots, the other ends of the second fins extend out of the corresponding second slots, and when the upper die and the lower die are closed, the upper die is located in the water cooling cavity;
the circulating mechanism comprises a water storage tank, a water inlet pump and a water outlet pump, the water storage tank is provided with a water storage cavity, a first inlet of the water inlet pump is communicated with the water cooling cavity, a first outlet of the water inlet pump is communicated with the water storage cavity, a second inlet of the water outlet pump is communicated with the water storage cavity, and a second outlet of the water outlet pump is communicated with the water cooling cavity;
the refrigeration mechanism comprises a compressor, a condenser, a throttle pipe and an evaporator, wherein an outlet of the compressor is communicated with an inlet of the condenser, one end of the throttle pipe is communicated with an outlet of the condenser, the other end of the throttle pipe is communicated with an inlet of the evaporator, an outlet of the evaporator is communicated with an inlet of the compressor, and the evaporator is arranged in the water storage cavity.
Furthermore, but rapid cooling's injection mold still includes the cushion, the lower extreme of cushion is fixed in on the inner bottom surface of water-cooling tank, the upper end of cushion with lower mould fixed connection.
Furthermore, the injection mold capable of being cooled rapidly further comprises a driving mechanism, wherein the driving mechanism comprises a lower fixing plate, an upper fixing plate, a guide rod, a sliding plate and a hydraulic cylinder, the upper end surface of the lower fixing plate is used for placing the water cooling tank, the upper fixing plate is located above the lower fixing plate, the upper end of the guide rod is fixedly connected with the upper fixing plate, the lower end of the guide rod is fixedly connected with the lower fixing plate, the sliding plate is arranged on the guide rod in a sliding mode, the sliding plate is fixedly connected with the upper mold, the hydraulic cylinder is fixedly arranged on the upper fixing plate, and an output shaft of the hydraulic cylinder is connected with the sliding plate and is used for driving the sliding plate to move vertically.
Furthermore, a feed inlet communicated with the upper cavity is formed in the upper end face of the upper die.
Furthermore, an air outlet communicated with the upper cavity is formed in the upper end face of the upper die.
Furthermore, a sealing ring is arranged on the upper end surface of the lower die, and when the upper die and the lower die are closed, the upper end surface of the sealing ring is abutted against the lower end surface of the upper die.
Compared with the prior art, the utility model provides a technical scheme's beneficial effect is: the lower die and the upper die are submerged in cold water in a water cooling tank during die assembly, a plurality of first fins are embedded in the outer wall of the lower die, and a plurality of second fins are embedded in the outer wall of the upper die, so that the heat dissipation areas of the lower die and the upper die are greatly increased, and the cooling speed of the plastic die is accelerated; simultaneously, make the water in the water-cooling tank and the water in the aqua storage tank circulate through intake pump and delivery pump to set up refrigeration mechanism in order to cool down the water in the aqua storage tank, thereby the water in the circulated use aqua storage tank cools down the mould, prevents the waste in a large number of water resources.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of an injection mold capable of rapid cooling according to the present invention;
FIG. 2 is a schematic view of the water cooling tank, lower mold and upper mold of FIG. 1;
in the figure: 1-water cooling tank, 2-lower die, 3-upper die, 4-circulating mechanism, 5-refrigerating mechanism, 6-driving mechanism, 11-cushion block, 21-first fin, 22-sealing ring, 31-second fin, 32-feeding hole, 33-exhaust hole, 41-water storage tank, 42-water inlet pump, 43-water outlet pump, 51-compressor, 52-condenser, 53-throttle pipe, 54-evaporator, 61-lower fixed plate, 62-upper fixed plate, 63-guide rod, 64-sliding plate and 65-hydraulic cylinder.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 1, the utility model provides an injection mold capable of being cooled rapidly, which comprises a water cooling tank 1, a lower die 2, an upper die 3, a circulating mechanism 4 and a refrigerating mechanism 5.
Referring to fig. 1 and 2, the water cooling tank 1 has a water cooling cavity. The lower die 2 is located in the water cooling cavity and fixedly connected with the water cooling groove 1, the lower cavity is formed in the upper end face of the lower die 2, a plurality of first slots are formed in the outer wall of the lower die 2, first fins 21 are arranged in the first slots in a penetrating mode, one ends of the first fins 21 are in interference fit with the corresponding first slots, and the other ends of the first fins 21 extend out of the corresponding first slots.
Referring to fig. 1 and 2, an upper cavity is formed in a lower end surface of the upper die 3, a plurality of second slots are formed in an outer wall of the upper die 3, a second fin 31 penetrates through each second slot, one end of each second fin 31 is in interference fit with the corresponding second slot, the other end of each second fin 31 extends out of the corresponding second slot, and when the upper die 3 and the lower die 2 are closed, the upper die 3 is located in the water cooling cavity.
Referring to fig. 1, the circulation mechanism 4 includes a water storage tank 41, a water inlet pump 42 and a water outlet pump 43, the water storage tank 41 has a water storage cavity, a first inlet of the water inlet pump 42 is communicated with the water cooling cavity, a first outlet of the water inlet pump 42 is communicated with the water storage cavity, a second inlet of the water outlet pump 43 is communicated with the water storage cavity, and a second outlet of the water outlet pump 43 is communicated with the water cooling cavity.
Referring to fig. 1, the refrigeration mechanism 5 includes a compressor 51, a condenser 52, a throttle pipe 53 and an evaporator 54, an outlet of the compressor 51 is communicated with an inlet of the condenser 52, one end of the throttle pipe 53 is communicated with an outlet of the condenser 52, the other end of the throttle pipe 53 is communicated with an inlet of the evaporator 54, an outlet of the evaporator 54 is communicated with an inlet of the compressor 51, the evaporator 54 is disposed in the water storage chamber, when in use, the compressor 51 enables a refrigerant (such as freon) to enter the condenser 52 along a pipeline, the refrigerant releases heat in the condenser 52, enters the throttle pipe 53, then enters the evaporator 54 to absorb heat, takes away heat of water in the water storage chamber, and then enters the compressor 51 to form a cycle.
The utility model provides a but quick refrigerated injection mold is when using, go up mould 3 and 2 compound dies of lower mould after, the rethread goes out water pump 43 and lets in water tank 41 water in water cooling tank 1, make water in the water cooling tank 1 submerge lower mould 2 and last mould 3 completely, upwards inject molten plastics in die cavity and the lower die cavity after that, afterwards, open intake pump 42 and play water pump 43 simultaneously, make water in the water cooling tank 41 get into in the water cooling tank 1, molten plastics's heat is through last mould 3, lower mould 2, each first fin 21 and each second fin 31 conduction to the cold water in the water cooling tank 1, the temperature of the water in messenger water cooling tank 1 risees, the water in the water cooling tank 1 refluxes in the water cooling tank 41 again, so the circulation is reciprocal, and simultaneously, it cools down to open the water in the water cooling tank 41 to open compressor 51, thereby prevent to lead to the water-cooling effect variation because of the temperature risees.
Further, referring to fig. 1 and 2, the injection mold capable of being cooled rapidly further includes a cushion block 11, a lower end of the cushion block 11 is fixed to an inner bottom surface of the water cooling tank 1, and an upper end of the cushion block 11 is fixedly connected to the lower mold 2. Make the bottom surface of lower mould 2 and the water direct contact in the water-cooling tank 1 through cushion 11 to increased the heat radiating area of lower mould 2, accelerated injection mold's cooling efficiency.
Further, referring to fig. 1, the injection mold capable of being cooled rapidly further includes a driving mechanism 6, the driving mechanism 6 includes a lower fixing plate 61, an upper fixing plate 62, a guide rod 63, a sliding plate 64, and a hydraulic cylinder 65, the upper end surface of the lower fixing plate 61 is used for placing the water cooling tank 1, the upper fixing plate 62 is located above the lower fixing plate 61, the upper end of the guide rod 63 is fixedly connected with the upper fixing plate 62, the lower end of the guide rod 63 is fixedly connected with the lower fixing plate 61, the sliding plate 64 is slidably disposed on the guide rod 63, the sliding plate 64 is fixedly connected with the upper mold 3, the hydraulic cylinder 65 is fixedly mounted on the upper fixing plate 62, and an output shaft of the hydraulic cylinder 65 is connected with the sliding plate 64 and is used for driving the sliding plate 64 to move vertically. In use, the hydraulic cylinder 65 moves the upper mold 3 up and down to open or close the mold.
Preferably, referring to fig. 1 and 2, a feed inlet 32 communicated with the upper cavity is formed on an upper end surface of the upper die 3. In this embodiment, during mold closing, the height of the upper end of the feed port 32 is higher than that of the water cooling tank 1, so that water in the water cooling tank 1 cannot enter the upper cavity or the lower cavity through the feed port 32.
Preferably, referring to fig. 1 and 2, an exhaust port 33 communicating with the upper cavity is further formed on the upper end surface of the upper die 3. So that the air in the upper and lower cavities can be exhausted through the exhaust port 33 during the feeding.
Preferably, referring to fig. 1 and 2, a sealing ring 22 is disposed on an upper end surface of the lower mold 2, and when the upper mold 3 and the lower mold 2 are clamped, an upper end surface of the sealing ring 22 abuts against a lower end surface of the upper mold 3. Thus, when the upper mold 3 and the lower mold 2 are clamped, the sealing performance between the upper mold 3 and the lower mold 2 is improved.
For better understanding of the present invention, the following detailed description is made with reference to fig. 1 and 2 to illustrate the operation of the injection mold capable of rapid cooling according to the present invention: when the mold is used, after the upper mold 3 and the lower mold 2 are closed, water in the water storage tank 41 is introduced into the water cooling tank 1 through the water outlet pump 43, so that the water in the water cooling tank 1 completely submerges the lower mold 2 and the upper mold 3, then molten plastic is injected into the upper cavity and the lower cavity through the feed inlet 32, then the water inlet pump 42 and the water outlet pump 43 are simultaneously started, so that the water in the water storage tank 41 enters the water cooling tank 1, the heat of the molten plastic is conducted to cold water in the water cooling tank 1 through the upper mold 3, the lower mold 2, each first fin 21 and each second fin 31, the temperature of the water in the water cooling tank 1 is increased, the water in the water cooling tank 1 flows back into the water storage tank 41, the circulation is repeated, and meanwhile, the compressor 51 is started to cool the water in the water storage tank 41, so that the water cooling effect is prevented from being deteriorated due to the.
To sum up, the utility model submerges the lower die 2 and the upper die 3 in the cold water in the water cooling tank 1 during die assembly, embeds a plurality of first fins 21 on the outer wall of the lower die 2, and embeds a plurality of second fins 31 on the outer wall of the upper die 3, thereby greatly increasing the heat dissipation area of the lower die 2 and the upper die 3 and accelerating the cooling speed of the plastic die; meanwhile, the water in the water cooling tank 1 and the water in the water storage tank 41 are circulated by the water inlet pump 42 and the water outlet pump 43, and the refrigerating mechanism 5 is arranged in the water storage tank 41 to cool the water in the water storage tank 41, so that the water in the water storage tank 41 can be recycled to cool the die, and a large amount of waste of water resources is prevented.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096503.7U CN213675308U (en) | 2020-09-22 | 2020-09-22 | Injection mold capable of being cooled rapidly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096503.7U CN213675308U (en) | 2020-09-22 | 2020-09-22 | Injection mold capable of being cooled rapidly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213675308U true CN213675308U (en) | 2021-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022096503.7U Active CN213675308U (en) | 2020-09-22 | 2020-09-22 | Injection mold capable of being cooled rapidly |
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| Country | Link |
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| CN (1) | CN213675308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116945518A (en) * | 2023-08-04 | 2023-10-27 | 东莞市卡珀包装科技有限公司 | Rapid cooling method for plastic injection mold |
-
2020
- 2020-09-22 CN CN202022096503.7U patent/CN213675308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116945518A (en) * | 2023-08-04 | 2023-10-27 | 东莞市卡珀包装科技有限公司 | Rapid cooling method for plastic injection mold |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250106 Address after: 430000, No. 138 Fengshu 6th Road, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Jiachen Electronic Technology Co.,Ltd. Country or region after: China Address before: No.234, Checheng Avenue, Wuhan Economic Development Zone, Hubei Province 430000 Patentee before: WUHAN JASON AUTOMOBILE TECHNOLOGY CO.,LTD. Country or region before: China |