CN112060515A - Quick refrigerated injection mold - Google Patents
Quick refrigerated injection mold Download PDFInfo
- Publication number
- CN112060515A CN112060515A CN201910501309.1A CN201910501309A CN112060515A CN 112060515 A CN112060515 A CN 112060515A CN 201910501309 A CN201910501309 A CN 201910501309A CN 112060515 A CN112060515 A CN 112060515A
- Authority
- CN
- China
- Prior art keywords
- plate
- fixedly connected
- ejector
- cooling
- upper die
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
Abstract
The invention discloses a quick-cooling injection mold which comprises a lower mold component, an upper mold component and a cooling component, wherein the lower mold component comprises a base, an ejector plate, an ejector pin, a supporting block, a spring, a lower mold and a lower mold plate, the ejector plate is arranged on the upper surface of the base and fixedly connected with the base, the ejector pin is positioned at the top end of the ejector plate and fixedly connected with the ejector plate, and the supporting block is positioned at one end, close to the ejector plate, of the top end of the base; in order to solve the poor weak point of original injection mold cooling effect, through setting up cooler and cooling water pipe sealing connection, at the in-process of moulding plastics, rivers after the cooler cooling, the inside wall that flows through the bed die by the cooling water pipe is close to the below of product, cools off the product, and the back that finishes cools off, rivers are flowed into the cooler by condenser tube again, carry out circulative cooling to rivers to play the function of cooling down rapidly for the product.
Description
Technical Field
The invention belongs to the technical field of injection molds, and particularly relates to a rapid-cooling injection mold.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and particularly relates to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.
The female die part and the male die part of the injection mold can stand the plastic materials with higher temperature for a long time, the original injection mold can be taken out only after the product is naturally cooled and formed, the efficiency of naturally cooling the product in the air is low, the product cannot be rapidly cooled, and a great deal of inconvenience is brought to users.
Disclosure of Invention
The invention aims to provide a fast-cooling injection mold, which aims to solve the problems that in the background technology, a female mold part and a male mold part of the injection mold can bear a plastic material with higher temperature for a long time, an original injection mold can be taken out after a product is naturally cooled and formed, the efficiency of naturally cooling the product in air is low, the product cannot be rapidly cooled, and inconvenience is brought to users.
In order to achieve the purpose, the invention provides the following technical scheme: a fast-cooling injection mold comprises a lower mold component, an upper mold component and a cooling component, wherein the lower mold component comprises a base, an ejector plate, an ejector pin, a supporting block, a spring, a lower mold and a lower mold plate, the ejector plate is arranged on the upper surface of the base and fixedly connected with the base, the ejector pin is arranged at the top end of the ejector plate and fixedly connected with the ejector plate, the supporting block is arranged at one end, close to the ejector plate, of the top end of the base and fixedly connected with the base, the spring is arranged on the upper surface of the ejector plate and fixedly connected with the ejector plate, the lower mold plate is arranged at the top end of the spring and fixedly connected with the spring, the lower mold is arranged at the middle position of the top end of the lower mold and fixedly connected with the lower mold plate,
the upper die assembly comprises a top plate, a nozzle, an upper die and an upper die plate, the upper die plate is arranged at the top end of the lower die plate and fixedly connected with the lower die plate, the upper die is positioned at the middle position of the bottom end of the upper die plate and fixedly connected with the upper die plate, the nozzle is arranged on the inner side wall of the upper die and fixedly connected with the upper die plate, the top end of the outer side wall of the nozzle is provided with a top plate, and the top plate is fixedly connected with the nozzle,
the cooling assembly comprises a cooler and a cooling water pipe, the cooler is arranged at one end, close to the upper die, of the inner portion of the upper die plate, and the cooler is connected with the lower die in a sealing mode through the cooling water pipe.
Preferably, the number of the springs is two, and piston rods are arranged on the inner side walls of the springs.
Preferably, the upper surface of the lower die is provided with two cylindrical grooves, and the piston rod penetrates through the cylindrical grooves.
Preferably, the upper surface of the upper die is provided with a conical groove, and the injection nozzle is embedded in the inner side wall of the conical groove.
Preferably, the lower surface of the top plate is provided with a material injection cavity, and the material injection nozzle penetrates through the material injection cavity.
Preferably, the upper surface of the ejector plate is provided with two ejector pins.
Compared with the prior art, the invention has the beneficial effects that: in order to solve the poor weak point of original injection mold cooling effect, through setting up cooler and cooling water pipe sealing connection, at the in-process of moulding plastics, rivers after the cooler cooling, the inside wall that flows through the bed die by the cooling water pipe is close to the below of product, cools off the product, and the back that finishes cools off, rivers are flowed into the cooler by condenser tube again, carry out circulative cooling to rivers to play the function of cooling down rapidly for the product.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a structure of ejector pin stripping in the present invention;
FIG. 3 is a top view of the lower mold of the present invention;
in the figure: 10. a lower die assembly; 11. a base; 12. ejecting the plate; 13. a thimble; 14. a support block; 15. a spring; 16. a lower die; 17. a lower template; 20. an upper die assembly; 21. a top plate; 22. injecting a nozzle; 23. an upper die; 24. mounting a template; 30. a cooling assembly; 31. a cooler; 32. and cooling the water pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a fast cooling injection mold comprises a lower mold component 10, an upper mold component 20 and a cooling component 30, wherein the lower mold component 10 comprises a base 11, an ejector plate 12, an ejector pin 13, a supporting block 14, a spring 15, a lower mold 16 and a lower mold plate 17, the ejector plate 12 is arranged on the upper surface of the base 11, the ejector plate 12 is fixedly connected with the base 11, the ejector pin 13 is positioned at the top end of the ejector plate 12 and fixedly connected with the ejector plate 12, the supporting block 14 is positioned at one end, close to the ejector plate 12, of the top end of the base 11 and fixedly connected with the base 11, the spring 15 is arranged on the upper surface of the ejector plate 12, the spring 15 is fixedly connected with the ejector plate 12, the lower mold plate 17 is arranged at the top end of the spring 15, the lower mold 16 is arranged at the middle position of the top end of the lower mold plate 17, and the lower mold 16 is fixedly connected with the lower mold plate 17,
the upper die assembly 20 comprises a top plate 21, a nozzle 22, an upper die 23 and an upper die plate 24, the top end of the lower die plate 17 is provided with the upper die plate 24, the upper die plate 24 is fixedly connected with the lower die plate 17, the upper die 23 is positioned at the middle position of the bottom end of the upper die plate 24 and is fixedly connected with the upper die plate 24, the inner side wall of the upper die 23 is provided with the nozzle 22, the nozzle 22 is fixedly connected with the upper die 23, the top end of the outer side wall of the nozzle 22 is provided with the top plate 21, the top plate 21 is fixedly connected with the nozzle 22,
the cooling assembly 30 includes a cooler 31 and a cooling water pipe 32, the cooler 31 is disposed at one end of the inside of the upper mold plate 24 close to the upper mold 23, and the cooler 31 is connected with the lower mold 16 in a sealing manner through the cooling water pipe 32.
In this embodiment, the lower surface of the top plate 21 is provided with a material injection cavity, the inner side wall material of the material injection cavity is made of a polyurethane thermal insulation material, which prevents the material from being cooled in the nozzle pipe in advance due to the overlong length of the nozzle 22, thereby improving the manufacturing quality of the injection mold and avoiding the problem of surface defects of finished products, the nozzle 22 penetrates through the material injection cavity, the upper surface of the upper mold 23 is provided with a conical groove, the nozzle 22 is embedded in the inner side wall of the conical groove, so that a user can inject the material from the nozzle opening and slowly convey the material into the cavity, the material utilization rate is improved, waste materials are reduced, the cost is saved, during the injection molding process, the user injects a proper amount of water into the cooler 31, the cooler 31 is in sealed connection with the cooling water pipe 32 to form a loop, the water flow cooled by the cooler 31 flows through the cooling water pipe 32 and is close to the lower part of the product through the inner side, after the cooling is finished, water flows into the cooler 31 through the cooling water pipe 32 again, and the water flows are circularly cooled, so that the function of rapidly cooling a product is achieved, the model of the cooler is OR-100, the upper surface of the ejector plate 12 is provided with the two ejector pins 13, after the injection molding is finished, finished products which are finished through the injection molding are ejected through the action of the ejector pins 13, the inner side wall of the spring 15 is provided with a piston rod, the piston rod can limit the stamping force degree of the ejection mold, the mold is prevented from being damaged due to the excessively strong ejection force degree, the mold is protected, and the ejector pins 13 are restored to corresponding positions through the return force of the spring 15.
Further, spring 15 quantity is two, and the inside wall of spring 15 all is equipped with the piston rod.
In this embodiment, through the effect of piston rod, the ejector pin 13 of being convenient for is ejecting the finished product, plays the cushioning effect to ejector pin 13, also can restrict the punching force degree of demolding simultaneously.
Further, the lower die 16 has two cylindrical grooves formed on the upper surface thereof, and the piston rod penetrates through the cylindrical grooves.
In this embodiment, the piston rod can restrict the stamping force degree of demolding, thereby prevent that demolding force degree from damaging the mould too strong, play the guard action to the mould, rethread spring 15's return force makes thimble 13 resume the relevant position.
Furthermore, a tapered groove is formed in the upper surface of the upper mold 23, and the nozzle 22 is embedded in the inner side wall of the tapered groove.
In this embodiment, through the effect of tapered slot, the user of being convenient for pours into the material into from the injection nozzle mouth into, with the slow transport to the intracavity of material, improves material utilization ratio, reduces the waste material, practices thrift the cost.
Further, the lower surface of the top plate 21 is provided with a material injection cavity, and the material injection nozzle 22 penetrates through the material injection cavity.
In this embodiment, the inboard wall material in notes material chamber is polyurethane insulation material, prevents that the length overlength of injection nozzle 22 from leading to the material to cool off in advance in the injection nozzle intraductal to improved injection mold and made the quality, avoided the problem of finished product surface defect.
Further, two ejector pins 13 are disposed on the upper surface of the ejector plate 12.
In this embodiment, after the injection molding is completed, the finished product after the injection molding is conveniently ejected out through the action of the ejector pin 13.
The working principle and the using process of the invention are as follows: after the injection molding machine is installed, a user can move an injection mold to a use place, the mold is basically installed and fixed, an external power supply is turned on, an upper mold 23 and a lower mold 16 are superposed, the compression molding work can be carried out, prepared materials are injected through a nozzle opening, the materials flow through the nozzle 22, a material injection cavity is formed in the lower surface of a top plate 21, the inner side wall material of the material injection cavity is made of polyurethane heat insulation materials, the problem that the materials are cooled in the nozzle pipe in advance due to the fact that the nozzle 22 is too long is avoided, the manufacturing quality of the injection mold is improved, the problem of surface defects of finished products is solved, the nozzle 22 penetrates through the material injection cavity, a conical groove is formed in the upper surface of the upper mold 23, the nozzle 22 is embedded in the inner side wall of the conical groove, the user can conveniently inject the materials from the nozzle opening, the materials are slowly conveyed into the cavity, the material utilization rate is improved, waste, in the injection molding process, a user injects a proper amount of water into the cooler 31, the cooler 31 is hermetically connected with the cooling water pipe 32 and forms a loop, the water flow cooled by the cooler 31 flows through the inner side wall of the lower mold 16 through the cooling water pipe 32 and is close to the lower part of a product to cool the product, after the cooling is finished, the water flow flows into the cooler 31 through the cooling water pipe 32 again to circularly cool the water flow, so that the product is rapidly cooled, the upper surface of the ejector plate 12 is provided with two ejector pins 13, after the injection molding is finished, the finished product which is subjected to the injection molding is ejected through the action of the ejector pins 13, the inner side wall of the spring 15 is provided with a piston rod, the piston rod can limit the stamping force of the mold, the mold is prevented from being damaged due to the excessively strong ejection force, the mold is protected, and the ejector pins 13 are restored to the corresponding positions through the return force of the spring 15.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a quick refrigerated injection mold which characterized in that: comprises a lower die component (10), an upper die component (20) and a cooling component (30), wherein the lower die component (10) comprises a base (11), an ejector plate (12), an ejector pin (13), a supporting block (14), a spring (15), a lower die (16) and a lower die plate (17), the upper surface of the base (11) is provided with the ejector plate (12), the ejector plate (12) is fixedly connected with the base (11), the ejector pin (13) is positioned at the top end of the ejector plate (12) and fixedly connected with the ejector plate (12), the supporting block (14) is positioned at one end, close to the ejector plate (12), of the top end of the base (11) and fixedly connected with the base (11), the upper surface of the ejector plate (12) is provided with the spring (15), the spring (15) is fixedly connected with the ejector plate (12), the top end of the spring (15) is provided with the lower die plate (17), the lower template (17) is fixedly connected with the spring (15), the lower die (16) is arranged in the middle of the top end of the lower template (17), the lower die (16) is fixedly connected with the lower template (17),
the upper die assembly (20) comprises a top plate (21), a nozzle (22), an upper die (23) and an upper die plate (24), the top end of the lower die plate (17) is provided with the upper die plate (24), the upper die plate (24) is fixedly connected with the lower die plate (17), the upper die (23) is positioned at the middle position of the bottom end of the upper die plate (24) and is fixedly connected with the upper die plate (24), the inner side wall of the upper die (23) is provided with the nozzle (22), the nozzle (22) is fixedly connected with the upper die (23), the top end of the outer side wall of the nozzle (22) is provided with the top plate (21), and the top plate (21) is fixedly connected with the nozzle (22),
the cooling assembly (30) comprises a cooler (31) and a cooling water pipe (32), the cooler (31) is arranged at one end, close to the upper die (23), of the inner portion of the upper die plate (24), and the cooler (31) is connected with the lower die (16) in a sealing mode through the cooling water pipe (32).
2. A rapid cooling injection mold as set forth in claim 1, wherein: the number of the springs (15) is two, and piston rods are arranged on the inner side walls of the springs (15).
3. A rapid cooling injection mold as set forth in claim 2, wherein: the upper surface of the lower die (16) is provided with two cylindrical grooves, and the piston rods penetrate through the cylindrical grooves.
4. A rapid cooling injection mold as set forth in claim 1, wherein: the upper surface of the upper die (23) is provided with a conical groove, and the injection nozzle (22) is embedded in the inner side wall of the conical groove.
5. A rapid cooling injection mold as set forth in claim 1, wherein: the lower surface of the top plate (21) is provided with a material injection cavity, and the material injection nozzle (22) penetrates through the material injection cavity.
6. A rapid cooling injection mold as set forth in claim 1, wherein: the upper surface of the ejector plate (12) is provided with two ejector pins (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910501309.1A CN112060515A (en) | 2019-06-11 | 2019-06-11 | Quick refrigerated injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910501309.1A CN112060515A (en) | 2019-06-11 | 2019-06-11 | Quick refrigerated injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112060515A true CN112060515A (en) | 2020-12-11 |
Family
ID=73658389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910501309.1A Withdrawn CN112060515A (en) | 2019-06-11 | 2019-06-11 | Quick refrigerated injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112060515A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146951A (en) * | 2021-03-25 | 2021-07-23 | 沪金(苏州)实业有限公司 | Milk tea cup injection mold with water-cooling structure |
-
2019
- 2019-06-11 CN CN201910501309.1A patent/CN112060515A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146951A (en) * | 2021-03-25 | 2021-07-23 | 沪金(苏州)实业有限公司 | Milk tea cup injection mold with water-cooling structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201211 |