CN217752630U - Quick cooling system of injection mold - Google Patents
Quick cooling system of injection mold Download PDFInfo
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- CN217752630U CN217752630U CN202221401975.1U CN202221401975U CN217752630U CN 217752630 U CN217752630 U CN 217752630U CN 202221401975 U CN202221401975 U CN 202221401975U CN 217752630 U CN217752630 U CN 217752630U
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- radiator
- cooling system
- flexible telescopic
- capsule
- injection mold
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Abstract
The utility model provides a quick cooling system of injection mold belongs to the mould field of making, the utility model discloses a: the device comprises a fixed die, a radiator, a flexible telescopic capsule, a circulating booster pump and a heat exchanger; the heat exchanger is provided with a liquid inlet pipe and a liquid outlet pipe; the circulating booster pump and the flexible telescopic capsule are both fixed on the liquid outlet pipe; the radiator is arranged on the flexible telescopic capsule and is close to the fixed die; the heat exchanger is connected with the flexible telescopic capsule through the liquid outlet pipe, and the radiator is connected with the heat exchanger through the liquid inlet pipe; the flexible telescopic capsule expands or contracts so that the heat radiator is in contact with or far away from the fixed die. The utility model discloses a circulation booster pump pours into the cooling water into to the radiator, simultaneously because the higher flexible capsule that can make of cooling water pressure takes place to expand to make the radiator press close to the cover half and dispel the heat, simplified system architecture, and can cool off rapidly when the drawing of patterns.
Description
Technical Field
The utility model relates to a mould manufacturing technology especially relates to a quick cooling system of injection mold, belongs to injection mold and makes technical field.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used in mass production of some parts having complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
For injection molds for thermoplastics, cooling systems are primarily designed to cool the mold. The common method for cooling the mold is to arrange a cooling water channel in the mold and take away the heat of the mold by using the cooling water which circularly flows.
However, the cooling systems in the prior art are not suitable for injection molded parts with a slender structure, and since the longer injection molded part has a long flow time and is easy to cool in the flow process, a heating device is usually arranged in the mold, which otherwise affects the injection molding quality of the injection molded part and reduces the yield. Therefore, in the prior art, the mold needs to be heated, injected and cooled to be demolded alternately, which wastes energy and affects the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a new quick cooling system of injection mold through setting up the cooling line and utilizing water pressure to laminate radiator and mould to can take away the mould heat rapidly when the drawing of patterns, with mould needs alternate heating and refrigerated technical problem in solving prior art.
The utility model discloses quick cooling system of injection mold, include: the device comprises a fixed die, a radiator, a flexible telescopic capsule, a circulating booster pump and a heat exchanger; the heat exchanger is provided with a liquid inlet pipe and a liquid outlet pipe; the circulating booster pump and the flexible telescopic capsule are both fixed on the liquid outlet pipe; the radiator is arranged on the flexible telescopic capsule and is close to the fixed die;
the heat exchanger is connected with the flexible telescopic capsule through the liquid outlet pipe, and the radiator is connected with the heat exchanger through the liquid inlet pipe;
the flexible telescopic capsule expands or contracts so that the heat radiator is in contact with or far away from the fixed die.
The injection mold rapid cooling system as described above, wherein a slide bar is provided on the fixed mold; the radiator is sleeved on the sliding rod and can slide along the sliding rod to be far away from or contact with the fixed die.
The injection mold rapid cooling system is characterized in that one end of the flexible telescopic capsule is provided with a limiting ring, and the limiting ring is fixed on the sliding rod;
the flexible telescopic capsule is sleeved on the sliding rod; the flexible telescopic capsule expands to enable the other end of the flexible telescopic capsule to drive the radiator to slide on the sliding rod.
The injection mold rapid cooling system as described above, wherein the cooling system further comprises: moving the mold; the fixed die is provided with a sliding column, and the movable die is embedded with the movable die through the sliding column so as to form an injection molding cavity in a closed manner;
and an electric heater is arranged in the moving die.
The injection mold rapid cooling system as described above, wherein the heat sink is an umbrella structure; the center of the umbrella-shaped structure is provided with an inlet, and the edge of the umbrella-shaped structure is provided with an outlet; the inlet is connected with the liquid outlet pipe through the flexible telescopic capsule, and the outlet is connected with the liquid inlet pipe.
The injection mold rapid cooling system as described above, wherein the outlet has a plurality of outlets uniformly distributed on the edge of the umbrella-shaped structure; the liquid inlet pipe is an elastic pipe.
The injection mold rapid cooling system as described above, wherein a cooling pipe is provided in the heat exchanger; the system further includes a refrigeration circuit; the heat exchanger is communicated with the refrigerating pipeline through the cooling pipe.
The injection mold rapid cooling system as described above, wherein one end of the fixed mold is a conical structure; the flexible expansion capsule expands to enable the radiator to be sleeved on the conical structure.
The injection mold rapid cooling system as described above, wherein the flexible and retractable capsule is an elliptical elastic capsule; the flexible telescopic capsule is connected with the circulating booster pump through the liquid outlet pipe and expands along the flowing direction of the liquid.
In the embodiment of the utility model, the cooling water is injected into the radiator through the circulating booster pump, and meanwhile, because the cooling water is pressurized by the circulating booster pump, the high-pressure cooling water can expand the flexible telescopic capsule so as to drive the radiator to be close to the fixed die for heat dissipation, and in the actual use process, the mould can be rapidly cooled only by starting the circulating booster pump during demoulding; after demolding, the circulating booster pump is closed, and the radiator is automatically away from the mold due to the shrinkage of the flexible telescopic capsule, so that the next injection molding process is not influenced by a cooling system.
Drawings
FIG. 1 is a side view of an embodiment of the present invention showing a closed state of a rapid cooling system for an injection mold;
fig. 2 is a starting state side structure diagram of the rapid cooling system of injection mold according to the embodiment of the present invention.
Detailed Description
Injection mold quick cooling system can adopt following material to make, and be not limited to following material, for example: circulating water pump, hose, metal guide rail, mould, radiator, heat exchanger etc..
Fig. 1 is a side view of a closed state of a rapid cooling system of an injection mold according to an embodiment of the present invention; and refer to fig. 2.
The utility model discloses quick cooling system of injection mold, include: the device comprises a fixed die 1, a radiator 2, a flexible telescopic capsule 3, a circulating booster pump 4 and a heat exchanger 5; the heat exchanger 5 has an inlet pipe 42 and an outlet pipe 41; the flexible expansion capsule 3 undergoes directional expansion after injection of a high-pressure liquid.
The radiator is a closed metal cavity, and cooling water flows in the radiator; the radiator of this embodiment is contact radiator, can contact with the external world and carry out the heat transfer, takes away the heat of external object.
Generally, the flexible expansion capsule 3 is an elliptical elastic capsule; the flexible telescopic capsule 3 is connected with the circulating booster pump 4 through the liquid outlet pipe 41, and the flexible telescopic capsule 3 expands along the flowing direction of the liquid.
The circulating booster pump 4 and the elastic expansion 3 pipe are both fixed on the liquid outlet pipe 41 and are communicated with the liquid outlet pipe 41; the radiator 2 is arranged on the flexible telescopic capsule 3 and is close to the fixed die 1; the radiator 2 generally corresponds to one end of the fixed mold 1 with an interval of 10-25mm.
The heat exchanger 5 is connected with the flexible telescopic capsule 3 through the liquid outlet pipe 41, and the radiator 2 is connected with the heat exchanger 5 through the liquid inlet pipe 42; normally, a cooling pipe is arranged in the heat exchanger 5; the embodiment also comprises a refrigeration pipeline; the heat exchanger 5 is communicated with the refrigerating pipeline through the cooling pipe so as to obtain the refrigerating capacity of an external air conditioner.
In the actual use process, the radiator is used for radiating heat of the fixed die and taking away redundant heat on the fixed die, the redundant heat flows into the heat exchanger 5 through the liquid inlet pipe, is cooled by the cold air pipe in the heat exchanger 5, and is discharged through the liquid outlet pipe 41.
The flexible expansion capsule 3 expands or contracts so that the heat radiator 2 contacts or moves away from the fixed die 1.
In the embodiment of the utility model, cooling water is injected into the radiator through the circulating booster pump, and meanwhile, because the cooling water is pressurized by the circulating booster pump, the high-pressure cooling water can expand the flexible telescopic capsules so as to drive the radiator to be close to the fixed die for heat dissipation, and in the actual use process, the mould can be rapidly cooled only by starting the circulating booster pump during demoulding; after demolding, the circulating booster pump is closed, and the radiator is automatically away from the mold due to the shrinkage of the flexible telescopic capsule, so that the next injection molding process is not influenced by a cooling system.
The injection mold rapid cooling system of the embodiment, wherein the fixed mold 1 is provided with a slide rod 10; the radiator 2 is sleeved on the sliding rod 10 and can slide along the sliding rod 10 to be far away from or contact with the fixed die. The direction of the sliding rod 10 is consistent with the telescopic direction of the flexible telescopic capsule, so as to ensure the stable sliding of the flexible telescopic capsule 3 and the heat sink 2.
Further, one end of the flexible telescopic capsule 3 is provided with a limit ring 30, and the limit ring 30 is fixed on the sliding rod 10; thereby avoiding the flexible telescopic capsule from deforming in the direction of the limit ring.
The flexible telescopic capsule 3 is sleeved on the sliding rod 10; the flexible telescopic capsule 2 expands, so that the other end of the flexible telescopic capsule 2 drives the radiator 2 to slide on the sliding rod 10. The design ensures that the radiator can automatically contact with the fixed die through the preset sliding track only by generating high-pressure cooling water.
The quick cooling system of injection mold of this embodiment still includes: a movable mold 9; the fixed die 1 is provided with a sliding column, and the movable die 9 is embedded with the movable die 1 through the sliding column so as to form an injection cavity 92 in a closed manner; the injection molding cavity 92 is used for accommodating injection molding parts, and the embodiment is particularly suitable for injection molding parts with large and thin structures.
An electric heater 90 is arranged in the movable mold 9, and a pouring gate 91 is further arranged on the corresponding movable mold 9.
Because the quality of the final product is affected if the injection molding part with the slender structure is cooled too early in the injection molding process, the mold needs to be ensured to be at a preset temperature in the injection molding process; but the temperature needs to be reduced as soon as possible during demoulding so as to improve the production efficiency; therefore, in the embodiment, the electric heater is arranged in the movable mold to ensure the smooth injection molding, and the cooling system is arranged at the far end to ensure the normal demolding.
In the injection mold rapid cooling system of the embodiment, the heat sink 2 is an umbrella structure; the center of the umbrella-shaped structure is provided with an inlet, and the edge of the umbrella-shaped structure is provided with an outlet; the inlet is connected with the liquid outlet pipe 41 through the flexible telescopic capsule 3, and the outlet is connected with the liquid inlet pipe 42.
Generally, the outlet is provided with a plurality of outlets which are uniformly distributed on the edge of the umbrella-shaped structure; the liquid inlet pipe 42 is an elastic pipe and can move synchronously with the radiator.
In the injection mold rapid cooling system of the embodiment, further, in order to improve the heat dissipation efficiency, one end of the fixed mold 1 is in a conical structure; the flexible expansion capsule 3 expands to make the radiator 2 sleeved on the conical structure, thereby increasing the heat transfer area to the maximum extent.
Additionally, the utility model discloses a quick cooling system of injection mold cost of manufacture is not high, small and exquisite exquisiteness, and structural design is compact, and the operation is stable, and automatic transformation degree is high, is applicable to the mould cooling in various long and thin, great working of plastics generation processes.
The number of the embodiment of the present invention is only for description, and does not represent the advantages or disadvantages of the embodiment. Through the above description of the embodiments, those skilled in the art will clearly understand that the above embodiment method can be implemented by some modifications plus the necessary general technical overlap; of course, the method can also be realized by simplifying some important technical features in the upper level. Based on such understanding, the technical solution of the present invention essentially or the part contributing to the prior art is: the whole function and structure, and cooperate the utility model discloses each embodiment the structure.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. An injection mold rapid cooling system, comprising: the device comprises a fixed die, a radiator, a flexible telescopic capsule, a circulating booster pump and a heat exchanger; the heat exchanger is provided with a liquid inlet pipe and a liquid outlet pipe; the circulating booster pump and the flexible telescopic capsule are both fixed on the liquid outlet pipe; the radiator is arranged on the flexible telescopic capsule and is close to the fixed die;
the heat exchanger is connected with the flexible telescopic capsule through the liquid outlet pipe, and the radiator is connected with the heat exchanger through the liquid inlet pipe;
the flexible telescopic capsule expands or contracts so that the heat radiator is in contact with or far away from the fixed die.
2. The injection mold rapid cooling system according to claim 1, wherein a slide bar is provided on the fixed mold; the radiator is sleeved on the sliding rod and can slide along the sliding rod to be far away from or contact with the fixed die.
3. An injection mold rapid cooling system according to claim 2, wherein one end of the flexible expansion capsule is provided with a limit ring fixed on the slide bar;
the flexible telescopic capsule is sleeved on the sliding rod; the flexible telescopic capsule expands to enable the other end of the flexible telescopic capsule to drive the radiator to slide on the sliding rod.
4. An injection mold rapid cooling system as in any of claims 1-3, wherein the cooling system further comprises: moving the mold; the fixed die is provided with a sliding column, and the movable die is embedded with the movable die through the sliding column so as to form an injection molding cavity in a closed manner;
and an electric heater is arranged in the moving die.
5. An injection mold rapid cooling system according to claim 2, wherein the heat sink is an umbrella structure; the center of the umbrella-shaped structure is provided with an inlet, and the edge of the umbrella-shaped structure is provided with an outlet; the inlet is connected with the liquid outlet pipe through the flexible telescopic capsule, and the outlet is connected with the liquid inlet pipe.
6. An injection mold rapid cooling system according to claim 5, wherein the outlet has a plurality of outlets uniformly distributed at the edge of the umbrella structure; the liquid inlet pipe is an elastic pipe.
7. An injection mold rapid cooling system according to any of claims 1-3, wherein a cooling tube is provided inside the heat exchanger; the system further includes a refrigeration circuit; the heat exchanger is communicated with the refrigerating pipeline through the cooling pipe.
8. An injection mold rapid cooling system according to claim 5, wherein one end of the fixed mold is of a conical structure; the flexible expansion capsule expands to enable the radiator to be sleeved on the conical structure.
9. An injection mold rapid cooling system according to any of claims 1-3, wherein the flexible expansion bladder is an elliptical elastic bladder; the flexible telescopic capsule is connected with the circulating booster pump through the liquid outlet pipe and expands along the flowing direction of liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221401975.1U CN217752630U (en) | 2022-06-07 | 2022-06-07 | Quick cooling system of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221401975.1U CN217752630U (en) | 2022-06-07 | 2022-06-07 | Quick cooling system of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217752630U true CN217752630U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221401975.1U Active CN217752630U (en) | 2022-06-07 | 2022-06-07 | Quick cooling system of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217752630U (en) |
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2022
- 2022-06-07 CN CN202221401975.1U patent/CN217752630U/en active Active
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