CN223013819U - Injection mold cooling system - Google Patents
Injection mold cooling system Download PDFInfo
- Publication number
- CN223013819U CN223013819U CN202422202818.3U CN202422202818U CN223013819U CN 223013819 U CN223013819 U CN 223013819U CN 202422202818 U CN202422202818 U CN 202422202818U CN 223013819 U CN223013819 U CN 223013819U
- Authority
- CN
- China
- Prior art keywords
- cooling
- injection mold
- bottom plate
- cooling system
- mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The application relates to the technical field of injection molds, in particular to an injection mold cooling system, which comprises a base, wherein a slide bar is fixedly connected to the base, a bottom plate is arranged on the slide bar in a sliding manner, a lower mold is arranged on the bottom plate, a hydraulic rod for pushing the bottom plate to move along the slide bar is arranged on the base, a top plate is fixedly connected to the top of the slide bar, an upper mold is arranged on the top plate, molding cavities are formed in both the upper mold and the lower mold, a sprue bush is arranged on the top plate and is communicated with the molding cavities of the upper mold, heat pipes are inserted in both the upper mold and the lower mold, a plurality of heat pipes are arranged at intervals, one ends of the heat pipes are processed to form large ends, cooling cavities are formed in both the top plate and the bottom plate, the large ends are positioned in the cooling cavities, and the top plate and the bottom plate are jointly connected with a circulating assembly, so that the effect of improving the cooling speed of plastic parts in the injection mold and improving the injection molding efficiency is achieved.
Description
Technical Field
The application relates to the technical field of injection molds, in particular to an injection mold cooling system.
Background
Injection molding is an important method in the production of shapes for industrial products, and is commonly used for manufacturing some products such as plastics and rubber. Injection molding generally uses an injection mold, and after injection molding is completed, the injection mold is usually required to be cooled by a cooling system, so that rapid molding of the product is promoted.
The existing injection mold cooling system is usually a cooling water channel, and the water channel is arranged at the position, close to the outer edge of the plastic part, of the injection mold, and the plastic part in the mold is cooled through water circulation in the water channel.
The prior art scheme has the following defects that a cooling dead angle is easy to appear in a traditional cooling water channel, so that the solidification speed of a plastic part is slower, and the injection molding working efficiency is reduced.
Disclosure of utility model
The application provides an injection mold cooling system for improving the cooling speed of a plastic part in an injection mold and improving the injection work efficiency.
The technical aim of the application is realized by the following technical scheme:
Injection mold cooling system, the on-line screen storage device comprises a base, the rigid coupling has the slide bar on the base, it is provided with the bottom plate to slide on the slide bar, be provided with the bed die on the bottom plate, be provided with the hydraulic rod that is used for promoting the bottom plate along the slide bar removal on the base, slide bar top rigid coupling has the roof, be provided with the mould on the roof, go up the mould with the cavity has all been seted up to the bed die, install the runner cover on the roof, the runner cover communicates with the cavity of last mould, all inserts in last mould and the bed die and is equipped with the heat pipe, the heat pipe interval is provided with many, and the one end processing of heat pipe forms big head end, all offered the cooling chamber in roof and the bottom plate, big head end is located in the cooling chamber, roof and bottom plate are connected with circulation assembly jointly.
Through adopting above-mentioned technical scheme, the circulation flow of coolant liquid reduces the temperature of the big head end of heat pipe, and the heat pipe constantly conducts the heat of last mould and bed die to big head end simultaneously, and through many heat pipes that insert in locating last mould or bed die last with the coolant liquid heat transfer of circulation, reduce the temperature of last mould and bed die, improve the mould piece cooling rate in the injection mold, improve injection molding work efficiency.
Optionally, the circulation subassembly includes the water tank, install the water pump in the water tank, the play water end of water pump is connected with two inlet tubes at least, two the inlet tube connect respectively in the roof with the bottom plate, and communicate respectively two the cooling chamber, roof and bottom plate all are connected with the outlet pipe, the one end intercommunication cooling chamber of outlet pipe, the other end intercommunication water tank.
Through adopting above-mentioned technical scheme, make the coolant liquid in the water tank flow into the cooling chamber by the inlet tube, in the coolant liquid flows through the cooling chamber back is arranged to the water tank by the outlet pipe, make injection mold last with the circulating coolant liquid heat transfer, reduce the temperature of last mould and bed die, improve the plastic part cooling rate in the injection mold, improve injection molding work efficiency.
Optionally, a fixing block for fixing the sprue bush is formed in the cooling cavity of the top plate.
Through adopting above-mentioned technical scheme, the temperature of fixed block reduces and makes the temperature of runner cover reduce, improves the shaping speed of plastic in the runner cover, and the cooling drawing of patterns of being convenient for improves injection molding work efficiency.
Optionally, soaking cavities are formed in the upper die and the lower die, the soaking cavities are communicated with a plurality of heat conduction pipes arranged in the upper die or the lower die, and heat conduction liquid is filled in the soaking cavities.
Through adopting above-mentioned technical scheme, the heat conduction liquid in the soaking cavity can balance the temperature of the heat pipe that communicates in same soaking cavity, makes the heat pipe can evenly cool off injection mold, improves the plastic part cooling rate in the injection mold, improves injection molding work efficiency.
Optionally, a baffle is disposed in the cooling cavity.
Through adopting above-mentioned technical scheme, can lead the flow direction of coolant liquid, make the coolant liquid can evenly cool off the heat pipe of cooling intracavity, improve the cooling rate of the interior plastic part of injection mold, improve injection efficiency.
Optionally, one end of the heat conducting pipe is processed to form a protruding cone.
Through adopting above-mentioned technical scheme, can increase the area of contact of heat pipe and coolant liquid, improve the heat transfer efficiency of heat pipe, improve the plastic part cooling rate in the injection mold, improve injection molding work efficiency.
Optionally, the water tank is connected with a water feeding pipe and a water discharging pipe, and the water feeding pipe is positioned at the bottom of the water tank.
Through adopting above-mentioned technical scheme, the staff of being convenient for in time changes the coolant liquid to improve the heat transfer efficiency of coolant liquid, ensure the cooling efficiency of injection mold cooling system to injection mold at the continuous during injection molding work many times.
Optionally, the top plate and the bottom plate are both fixedly connected with a positioning plate, and the positioning plate is attached to the upper die or the lower die.
Through adopting above-mentioned technical scheme, can increase the fixed stability of last mould and bed die, guarantee simultaneously at the in-process of moulding plastics goes up mould and bed die and can not lead to sliding and cause the damage of heat pipe even because of the pressure of injection molding machine.
Optionally, a sealing block is formed in the soaking cavity, and the sealing block is sleeved on the peripheral wall of the heat conducting pipe.
Through adopting above-mentioned technical scheme, can prevent that the conduction liquid in the soaking cavity from flowing along the perisporium of heat pipe, guarantee injection mold cooling system can normally work.
In summary, the application has the following technical effects:
1. The heat conduction pipe, the cooling cavity and the circulating assembly are arranged, so that the injection mold can continuously exchange heat with the circulating cooling liquid, the temperatures of the upper mold and the lower mold are reduced, the cooling speed of a plastic part in the injection mold is improved, and the injection molding working efficiency is improved;
2. by arranging the soaking cavity, the heat pipe can uniformly cool the injection mold, so that the cooling speed of a plastic part in the injection mold is improved, and the injection molding working efficiency is improved;
3. Through having set up the baffle, make the coolant liquid can carry out even cooling to the heat pipe of cooling intracavity, improve the cooling rate of the interior plastic part of injection mold, improve injection efficiency.
Drawings
FIG. 1 is a block diagram of the external form of the present application;
FIG. 2 is a vertical cross-sectional block diagram of the present application;
Fig. 3 is a horizontal sectional view of the structure of the bottom plate and the top plate of the present application.
The reference numerals are 1, a base, 2, a slide bar, 3, a bottom plate, 31, a lower die, 4, a hydraulic rod, 5, a top plate, 51, an upper die, 6, a sprue bush, 7, a forming cavity, 8, a cooling cavity, 9, a heat conducting pipe, 91, a big head end, 10, a water tank, 11, a water pump, 12, a water inlet pipe, 13, a water outlet pipe, 14, a fixed block, 15, a soaking cavity, 16, a baffle, 17, a water inlet pipe, 18, a water outlet pipe, 19, a locating plate, 20 and a sealing block.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
The embodiment of the application discloses an injection mold cooling system, referring to fig. 1 and 2, the injection mold cooling system comprises a rectangular base 1, slide bars 2 are welded on the base 1, the length direction of the slide bars 2 is perpendicular to the top surface of the base 1 and is provided with two slide bars 2, the two slide bars 2 are respectively arranged at two ends of a central line in the length direction of the base 1, a bottom plate 3 is sleeved on the two slide bars 2 together, the bottom plate 3 is arranged on the slide bars 2 in a sliding manner, a hydraulic rod 4 for pushing the bottom plate 3 to move along the slide bars 2 is arranged on the base 1, the two hydraulic rods 4 are arranged at intervals along the central line in the length direction of the base 1, a lower mold 31 is fixedly connected on the bottom plate 3 through bolts, top plates 5 are welded at the tops of the two slide bars 2, an upper mold 51 is fixedly connected on the bottom surface of the top plates 5 through bolts, and a sprue bush 6 is inserted on the top plates 5.
The forming cavity 7 is formed in one opposite side of the upper die 51 and the lower die 31, the bottom of the sprue bush 6 is communicated with the forming cavity 7 of the upper die 51, the heat conducting pipes 9 are inserted in the upper die 51 and the lower die 31, a plurality of heat conducting pipes 9 are arranged at intervals, one section of the heat conducting pipes 9 is processed to form large head ends 91 with larger diameters, cooling cavities 8 are formed in the top plate 5 and the bottom plate 3, the large head ends 91 of the heat conducting pipes 9 are inserted in the cooling cavities 8 of the top plate 5 or the bottom plate 3 close to the large head ends 91, and the large head ends 91 of the heat conducting pipes 9 are inserted in the cooling cavities 8 in the top plate 5 and the bottom plate 3 connected with the large head ends 91.
One side of the base 1 is provided with a water tank 10, a water pump 11 is installed in the water tank 10, the water outlet end of the water pump 11 is connected with a water inlet pipe 12, in the embodiment, the water inlet pipe 12 is made of a hose, two water inlet pipes 12 are arranged, one ends of the two water inlet pipes 12, which are far away from the water pump 11, are respectively connected with the side walls of the top plate 5 and the bottom plate 3, the water inlet pipe 12 is communicated with the cooling cavity 8 of the top plate 5 or the bottom plate 3 connected with the water inlet pipe 12, one sides of the top plate 5 and the bottom plate 3, which are connected with the water inlet pipe 12, are respectively connected with a water outlet pipe 13, and one end, which is far away from the top plate 5 or the bottom plate 3 connected with the water outlet pipe 13, is positioned in the water tank 10.
When the injection mold cooling system is used, the hydraulic push rod is extended and pushes the bottom plate 3 to move towards the top plate 5 along the slide rod 2 until the lower mold 31 and the upper mold 51 are tightly connected, the injection molding machine is started to enable molten plastic to enter the molding cavity 7 of the injection mold formed by the lower mold 31 and the upper mold 51 from the sprue bush 6, the temperatures of the upper mold 51 and the lower mold 31 are gradually increased along with injection of high-temperature plastic into the molding cavity 7, the water pump 11 is started after injection molding is finished, cooling liquid in the water tank 10 flows into the cooling cavity 8 from the water inlet pipe 12, the cooling liquid flows into the water tank 10 from the water outlet pipe 13 after flowing through the cooling cavity 8, the temperature of the big end 91 of the heat conducting pipe 9 is reduced through the circulation flow of the cooling liquid, meanwhile, the heat conducting pipe 9 continuously conducts heat of the upper mold 51 and the lower mold 31 to the big end 91, the temperature of the upper mold 51 and the lower mold 31 is continuously increased through a plurality of heat conducting pipes 9 inserted into the upper mold 51 and the lower mold 31, the cooling liquid in the injection molding mold is reduced, the cooling speed of the plastic in the injection mold is increased, and the injection molding working efficiency is improved.
Referring to fig. 2 and 3, a fixed block 14 for fixing the sprue bush 6 is formed in the cooling cavity 8 of the top plate 5, the top surface and the bottom surface of the fixed block 14 are connected with the inner wall of the cooling cavity 8, a mounting hole for mounting the sprue bush 6 is formed in the position of the fixed block 14 in the processing mode on the top plate 5, and the diameter of the inner wall of the mounting hole is matched with the diameter of the sprue bush 6.
When using this injection mold cooling system, runner cover 6 inserts and establishes in the mounting hole, and the outer wall of runner cover 6 laminates mutually with the inner wall of mounting hole, starts water pump 11 after moulding plastics, and when the cooling liquid flowed through the cooling chamber 8 of last mould 51, fixed block 14 reduced and made the temperature of runner cover 6 reduce, improved the shaping speed of plastics in the runner cover 6, the cooling drawing of patterns of the plastic part of being convenient for, improvement work efficiency of moulding plastics.
Referring to fig. 2, soaking cavities 15 are formed in the upper mold 51 and the lower mold 31, the soaking cavities 15 are located at one side of the upper mold 51 or the lower mold 31 away from the molding cavity 7, the soaking cavities 15 are communicated with a plurality of heat conduction pipes 9 inserted in the upper mold 51 or the lower mold 31, and heat conduction liquid is filled in the soaking cavities 15. When the cooling system of the injection mold is used, the heat conduction liquid in the soaking cavity 15 can balance the temperature of the heat conduction pipe 9 connected in the same soaking cavity 15, so that the heat conduction pipe 9 can uniformly cool the injection mold, the cooling speed of a plastic part in the injection mold is improved, and the injection molding working efficiency is improved.
Referring to fig. 2 and 3, a baffle 16 is disposed in the cooling chamber 8, the length direction of the baffle 16 is the same as the length direction of the cooling chamber 8, three baffles 16 are disposed at intervals along the width direction of the cooling chamber 8, the length direction of the baffle 16 is smaller than the length direction of the cooling chamber 8, one end of two baffles 16 close to the water inlet pipe 12 and the water outlet pipe 13 is connected to the side wall of the cooling chamber 8 close to the water tank 10, and one end of the other baffle 16 is connected to the side wall of the cooling chamber 8 far from the water tank 10.
When the cooling system of the injection mold is used, cooling liquid flows in the cooling cavity 8, the baffle 16 can guide the flowing direction of the cooling liquid, so that the cooling liquid can uniformly cool the heat conduction pipe 9 in the cooling cavity 8, the cooling speed of a plastic part in the injection mold is improved, and the injection molding efficiency is improved.
Referring to fig. 2, the end of the heat conduction pipe 9 located in the cooling chamber 8 is processed to form a convex cone shape. When the injection mold cooling system is used, cooling liquid flows in the cooling cavity 8, one end of the heat conducting pipe 9, which is processed to form a convex cone shape, can increase the contact area between the heat conducting pipe 9 and the cooling liquid, so that the heat exchange efficiency of the heat conducting pipe 9 is improved, the cooling speed of a plastic part in the injection mold is improved, and the injection molding working efficiency is improved.
Referring to fig. 1, a water supply pipe 17 and a water discharge pipe 18 are connected to a side of the water tank 10 remote from the base 1, and the water supply pipe 17 is located at the bottom of the water tank 10. When the injection mold cooling system is used, the cooling liquid can be injected into the water tank 10 through the water adding pipe 17, and meanwhile, redundant cooling liquid in the water tank 10 flows out from the drain pipe 18, so that a worker can replace the cooling liquid in time, the heat exchange efficiency of the cooling liquid is improved, and the cooling efficiency of the injection mold cooling system to the injection mold during multiple continuous injection molding works is guaranteed.
Referring to fig. 1 and 2, positioning plates 19 are welded on opposite sides of the top plate 5 and the bottom plate 3, two positioning plates 19 are arranged at intervals along the length direction of the top plate 5 or the bottom plate 3 where the positioning plates 19 are located, and the side walls of the positioning plates 19 are attached to the side walls of the upper die 51 or the lower die 31. When the injection mold cooling system is used, the positioning plate 19 can increase the stability of fixing the upper mold 51 and the lower mold 31, and simultaneously ensure that the upper mold 51 and the lower mold 31 cannot slide or even damage the heat conducting pipe 9 due to the pressure of an injection molding machine in the injection molding process.
Referring to fig. 2, a sealing block 20 is formed on the inner wall of the soaking cavity 15 near the large end 91 of the heat conducting pipe 9, and the sealing block 20 is sleeved on the heat conducting pipe 9 and is attached to the peripheral wall of the heat conducting pipe 9. When the injection mold cooling system is used, along with the injection of high-temperature plastic into the molding cavity 7, the temperature in the soaking cavity 15 rises, the sealing block 20 can prevent heat conduction liquid in the soaking cavity 15 from flowing out along the peripheral wall of the heat conduction pipe 9, and the injection mold cooling system can work normally.
The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422202818.3U CN223013819U (en) | 2024-09-09 | 2024-09-09 | Injection mold cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422202818.3U CN223013819U (en) | 2024-09-09 | 2024-09-09 | Injection mold cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223013819U true CN223013819U (en) | 2025-06-24 |
Family
ID=96076593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422202818.3U Active CN223013819U (en) | 2024-09-09 | 2024-09-09 | Injection mold cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223013819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120396269A (en) * | 2025-07-02 | 2025-08-01 | 成都理工大学工程技术学院 | A rapid cooling plastic processing mold |
-
2024
- 2024-09-09 CN CN202422202818.3U patent/CN223013819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120396269A (en) * | 2025-07-02 | 2025-08-01 | 成都理工大学工程技术学院 | A rapid cooling plastic processing mold |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211389898U (en) | Injection mold for plastic products | |
| CN223013819U (en) | Injection mold cooling system | |
| CN114043690B (en) | Injection mold for production and processing of mobile phone shells | |
| CN221793703U (en) | Demoulding mechanism for injection molding machine | |
| CN217257940U (en) | A cover mold with gate inserts | |
| CN214395293U (en) | High-strength anti-fission extrusion injection mold | |
| CN212443183U (en) | Metal part manufacturing die convenient for demolding | |
| CN215039537U (en) | Sewing machine accessory fluting paraffin mould | |
| CN211441026U (en) | Injection mold with blow water installation | |
| CN219686485U (en) | Quick cooling structure for injection mold for vehicle | |
| CN220373851U (en) | Flash-free injection molding die for plastic storage box | |
| CN222096905U (en) | Electronic product injection mold with cooling function | |
| CN220198472U (en) | Mould of oblique top heat radiation structure | |
| CN221834856U (en) | A plastic product forming mold | |
| CN218660220U (en) | Practical and accurate positioning earphone sleeve injection mold | |
| CN220129346U (en) | Injection mold convenient to installation | |
| CN222681680U (en) | A cooling mechanism for plastic injection mold | |
| CN219486484U (en) | Plastic mold cooling structure | |
| CN112428541A (en) | Easily radiating injection mold | |
| CN222407001U (en) | A door absorber hot runner injection mold | |
| CN223573755U (en) | A rapid cooling structure for molds | |
| CN219852078U (en) | Die casting die for manufacturing metal bent part | |
| CN221232972U (en) | Mould for shortening cold pressing or hot pressing cooling time | |
| CN219153655U (en) | Injection mold capable of being cooled rapidly | |
| CN223478187U (en) | Quick-forming precision medical injection mold with heat radiation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |