CN210940226U - Efficient plastic injection mold - Google Patents
Efficient plastic injection mold Download PDFInfo
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- CN210940226U CN210940226U CN201921323601.0U CN201921323601U CN210940226U CN 210940226 U CN210940226 U CN 210940226U CN 201921323601 U CN201921323601 U CN 201921323601U CN 210940226 U CN210940226 U CN 210940226U
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- ejecting
- lower die
- injection molding
- die holder
- die base
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Abstract
The utility model discloses an efficient plastic injection mold, which comprises an upper mold base, a lower mold base, an automatic ejecting device and a water cooling device, wherein the lower part of the upper mold base is provided with the lower mold base, the lower mold base is internally provided with the automatic ejecting device, the lower mold base is internally provided with the water cooling device, a plurality of branches of injection molding channels are arranged in the upper mold base, heating pipes are arranged in injection molding ports at the tops of the plurality of branches of injection molding channels and on the side walls of each branch, the automatic ejecting device comprises an ejecting cylinder, a plurality of branches of ejecting rods and a T-shaped block, an ejecting groove is arranged in the lower mold base, the bottom surface of the lower mold base is slidably connected with two ejecting cylinders, the tops of the output ends of the two ejecting cylinders are slidably connected in the ejecting groove, the ejecting rod is arranged in the ejecting groove, the two ends of the bottom surface of the plurality of branches of ejecting rods are fixedly connected with the tops of, high processing efficiency, good quality and long service life.
Description
Technical Field
The utility model relates to a plastic injection mold equipment field specifically is an efficient plastic injection mold.
Background
An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. The mould cavity is injected into to the material that will be heated and melt by high pressure specifically, after cooling solidification, obtain the finished product, it is obvious, when moulding plastics to the complicated part integral type of this type, the fashioned mode of mould is swift, high efficiency, but compare in people's demand, single injection moulding's mould, its work efficiency is still low, can not satisfy people's production and use demand far away, in the long run, must seriously restrict the healthy development of plastic industry, bring a large amount of economic loss for many producers, and injection moulding's cooling also can bring great influence to work piece quality and efficiency and mould life-span, in time cool down for injection moulding, not only protected the mould, injection moulding's shaping speed has still been accelerated, product quality and efficiency have been improved. Therefore, an efficient plastic injection mold is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an efficient plastic injection mold to solve the problem of proposing among the above-mentioned background art. An efficient plastic injection mold comprises an upper mold base, a lower mold base, an automatic piece ejecting device and a water cooling device, wherein the lower mold base is arranged below the upper mold base, the automatic piece ejecting device is arranged in the lower mold base, and the water cooling device is arranged in the lower mold base;
a plurality of branch injection molding channels are formed in the upper die base, and heating pipes are arranged in injection molding ports at the tops of the plurality of branch injection molding channels and on the side walls of all the branches;
the automatic ejecting device comprises ejecting cylinders, a plurality of ejecting rods and T-shaped blocks, an ejecting groove is formed in the lower die base, the bottom surface of the lower die base is connected with two ejecting cylinders in a sliding mode, the tops of the output ends of the two ejecting cylinders are connected in the ejecting groove in a sliding mode, the ejecting groove is internally provided with the plurality of ejecting rods, the two ends of the bottom surface of each ejecting rod are fixedly connected with the tops of the output ends of the two ejecting cylinders, the top surface of each ejecting rod penetrates through the lower die base to be fixedly connected with the bottom surface of the T-shaped block, a plurality of cavities are formed in the top surface of the lower die base, and the T-shaped blocks are all connected in the cavities in a sliding mode;
the water cooling device comprises a water inlet cooler, a water outlet cooling box, a cylindrical water pipe and connecting pipes, wherein the water inlet cooler is fixed on one side of the lower die base, the water outlet cooling box is fixed on the other side of the lower die base, the cylindrical water pipe is arranged in the lower die base outside the cavity, the connecting pipes are arranged in the lower die base, water inlets and water outlets between the cylindrical water pipes are connected through the connecting pipes, and the cylindrical water pipe is communicated with the water inlet cooler and the water outlet cooling box through the connecting pipes.
In order to achieve the above object, the utility model provides a following technical scheme:
preferably, the number of the cavities is six, and the six cavities are respectively in one-to-one correspondence with the branches of the multi-branch injection molding channel.
Preferably, the bottom of the branch of the multi-branch injection molding channel is in point-contact communication with the cavity.
Preferably, a plurality of positioning bolts are fixed on the bottom surface of the upper die base, a plurality of matching grooves are formed in the top surface of the lower die base, and the positioning bolts are in sliding fit with the matching grooves.
Preferably, the side surfaces of the injection molding opening at the top of the upper die base are both concave downwards.
Compared with the prior art, the beneficial effects of the utility model are that: the bottom surface of the upper die base is fixedly provided with a plurality of positioning bolts, the top surface of the lower die base is provided with a plurality of matching grooves, the positioning bolts are matched with the matching grooves, the upper die base is matched with the lower die base, thermoplastic material is injected into an injection port at the top of the upper die base, a plurality of branch injection channels are arranged in the upper die base, heating pipes are arranged in the injection port at the top of the plurality of branch injection channels and on the side wall of each branch, six cavities are arranged, and correspond to the branches of the plurality of branch injection channels one by one, so that the thermoplastic material flows into the six cavities after being heated by the plurality of branch injection channels, then the water cooling device is started, one side of the lower die base is fixedly provided with an inflow water cooler, the other side of the lower die base is fixedly provided with an outflow water cooling box, cylindrical water pipes are arranged in the lower die base and are connected through connecting pipes, so that the water outlet cooling box can discharge water to the cylinder water pipe through the connecting pipe, the cylinder water pipe cools the liquid thermoplastic material in the cavity, the thermoplastic material is injection molded, the back water flows to the water inlet cooler from the cylinder water pipe, the automatic ejecting device is started after the circulation, the lower die base is internally provided with an ejecting groove, the bottom surface of the lower die base is slidably connected with two ejecting cylinders, the tops of the output ends of the two ejecting cylinders are slidably connected in the ejecting groove, the ejecting groove is internally provided with a plurality of ejecting rods, the two ends of the bottom surface of the ejecting rods are fixedly connected with the tops of the output ends of the two ejecting cylinders, the top surface of the ejecting rods penetrates through the lower die base and is fixedly connected with the bottom surface of the T-shaped block, the top surface of the lower die base is internally provided with a plurality of cavities, the T-shaped block is slidably connected in the cavities, so that the two ejecting cylinders upwardly eject the ejecting rods, the ejecting rods upwardly eject the T-, and the T-shaped block jacks up the molded plastic part. The utility model discloses not only six die cavities simultaneous workings have improved product efficiency, in time give injection mold cooling moreover, have not only protected the mould, have still accelerated injection molding's shaping speed, have improved product quality and efficiency.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
FIG. 2 is a sectional view of the branch injection molding channel structure of the present invention;
fig. 3 is a sectional view of the water cooling device of the present invention.
In the figure: 1. an upper die holder; 2. a lower die holder; 3. an automatic ejector device; 4. a water cooling device; 5. a plurality of branch injection molding channels; 6. heating a tube; 7. a cavity; 8. a head cylinder; 9. a multi-branch top member rod; 10. a T-shaped block; 11. a top piece groove; 12. a water intake cooler; 13. a water outlet cooling tank; 14. a cylindrical water pipe; 15. a connecting pipe; 16. positioning bolts; 17. and (4) matching the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an efficient plastic injection mold comprises an upper mold base 1, a lower mold base 2, an automatic piece ejecting device 3 and a water cooling device 4, wherein the lower mold base 2 is arranged below the upper mold base 1, the automatic piece ejecting device 3 is arranged in the lower mold base 2, and the water cooling device 4 is arranged in the lower mold base 2;
a plurality of injection molding channels 5 are formed in the upper die base 1, and heating pipes 6 are arranged in the injection molding ports at the tops of the plurality of injection molding channels 5 and on the side walls of all the branches;
the automatic ejecting device 3 comprises an ejecting cylinder 8, a plurality of ejecting rods 9 and T-shaped blocks 10, an ejecting groove 11 is formed in the lower die holder 2, the bottom surface of the lower die holder 2 is connected with the two ejecting cylinders 8 in a sliding manner, the tops of the output ends of the two ejecting cylinders 8 are connected in the ejecting groove 11 in a sliding manner, the plurality of ejecting rods 9 are arranged in the ejecting groove 11, two ends of the bottom surface of each ejecting rod 9 are fixedly connected with the tops of the output ends of the two ejecting cylinders 8, the top surface of each ejecting rod 9 penetrates through the lower die holder 2 and is fixedly connected with the bottom surface of each T-shaped block 10, a plurality of cavities 7 are formed in the top surface of the lower die holder 2, and the T-shaped blocks 10 are all connected in the cavities 7 in a sliding manner;
the water cooling device 4 comprises a water inlet cooler 12, a water outlet cooling box 13, a cylindrical water pipe 14 and a connecting pipe 15, the water inlet cooler 12 is fixed on one side of the lower die holder 2, the water outlet cooling box 13 is fixed on the other side of the lower die holder 2, the cylindrical water pipe 14 is arranged in the lower die holder 2 outside the cavity 7, a plurality of connecting pipes 15 are arranged in the lower die holder 2, water inlets and water outlets are connected through the connecting pipe 15 between the cylindrical water pipes 14, and the cylindrical water pipe 14 is communicated with the water inlet cooler 12 and the water outlet cooling box 13 through the connecting pipe 15.
The six cavities 7 are arranged, the six cavities 7 are in one-to-one correspondence with the branches of the multi-branch injection molding channel 5 respectively, triple work load can be completed within single-time molding injection molding time, and the working efficiency of plastic injection molding is greatly improved.
The bottom of the branch of the multi-branch injection molding channel 5 is communicated with the cavity 7 in a point contact manner, so that the bottom of the branch of the multi-branch injection molding channel 5 is not contacted with a workpiece during injection molding, and the shape of the workpiece is not influenced.
The bottom surface of the upper die holder 1 is fixed with a plurality of positioning bolts 16, the top surface of the lower die holder 2 is provided with a plurality of matching grooves 17, and the positioning bolts 16 are in sliding fit with the matching grooves 17, so that the left and right freedom degrees of the upper die holder 1 and the lower die holder 2 are limited.
The side surfaces of the injection molding openings at the top of the upper die holder 1 are both downwards concave, so that thermoplastic fluid is easy to inject, and overflow and leakage are not easy to occur.
The working principle is as follows: the bottom surface of an upper die holder 1 is fixed with a plurality of positioning bolts 16, the top surface of a lower die holder 2 is provided with a plurality of matching grooves 17, the positioning bolts 16 are matched with the matching grooves 17, the upper die holder 1 is matched with the lower die holder 2, thermoplastic material is injected into an injection port at the top of the upper die holder 1, a plurality of injection channels 5 are arranged in the upper die holder 1, heating pipes 6 are arranged in the injection ports at the top of the plurality of injection channels 5 and on the side walls of all branches, six cavities 7 are arranged, and the six cavities 7 are respectively in one-to-one correspondence with the branches of the plurality of injection channels 5, so the thermoplastic material flows into the six cavities 7 after being heated by the plurality of injection channels 5, then a water cooling device 4 is started, one side of the lower die holder 2 is fixed with a water inlet cooler 12, the other side is fixed with a water outlet cooling tank 13, cylindrical water pipes 14 are arranged in the lower die holder 2 at, the cylinder water pipe 14 is communicated with the water inlet cooler 12 and the water outlet cooler 13 through a connecting pipe 15, so that the water outlet cooler 13 discharges water to the cylinder water pipe 14 through the connecting pipe 15, the cylinder water pipe 14 cools the liquid thermoplastic material in the cavity 7, the thermoplastic material is injection molded, the water flows from the cylinder water pipe 14 to the water inlet cooler 12, the cycle is repeated, the automatic ejector device 3 is started, the lower die base 2 is internally provided with an ejector groove 11, the bottom surface of the lower die base 2 is slidably connected with two ejector cylinders 8, the tops of the output ends of the two ejector cylinders 8 are slidably connected in the ejector groove 11, the ejector groove 11 is internally provided with a plurality of ejector rods 9, the two ends of the bottom surface of the plurality of ejector rods 9 are fixedly connected with the tops of the output ends of the two ejector cylinders 8, the top surfaces of the plurality of ejector rods 9 penetrate through the lower die base 2 to be fixedly connected with the bottom surface of the T-shaped block 10, the, the T-shaped blocks 10 are connected in the die cavity 7 in a sliding mode, so that the two ejector cylinders 8 eject the multi-branch ejector rods 9 upwards, the multi-branch ejector rods 9 eject the T-shaped blocks 10 upwards, and the T-shaped blocks 10 eject the molded plastic parts after the upper die base 1 is moved away.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (5)
1. The utility model provides an efficient plastic injection mold, includes upper die base (1), die holder (2), automatic ejecting device (3) and water cooling plant (4), its characterized in that: a lower die base (2) is arranged below the upper die base (1), an automatic ejecting device (3) is arranged in the lower die base (2), and a water cooling device (4) is arranged in the lower die base (2);
a plurality of injection molding channels (5) are formed in the upper die base (1), and heating pipes (6) are arranged in the injection molding ports at the tops of the plurality of injection molding channels (5) and on the side walls of all the branches;
the automatic ejecting device (3) comprises ejecting cylinders (8), a plurality of ejecting rods (9) and T-shaped blocks (10), an ejecting groove (11) is formed in the lower die holder (2), the bottom surface of the lower die holder (2) is connected with the two ejecting cylinders (8) in a sliding mode, the tops of the output ends of the two ejecting cylinders (8) are connected in the ejecting groove (11) in the sliding mode, the plurality of ejecting rods (9) are arranged in the ejecting groove (11), the two ends of the bottom surface of each ejecting rod (9) are fixedly connected with the tops of the output ends of the two ejecting cylinders (8), the top surfaces of the plurality of ejecting rods (9) penetrate through the lower die holder (2) and are fixedly connected with the bottom surface of the T-shaped block (10), a plurality of cavities (7) are formed in the top surface of the lower die holder (2), and the T-shaped blocks (10) are connected in the cavities (7) in the sliding mode;
water cooling plant (4) are including water cooler (12), play water cooling tank (13), drum water pipe (14) and connecting pipe (15), die holder (2) one side is fixed with water cooler (12), and the opposite side is fixed with play water cooling tank (13), all be equipped with drum water pipe (14) in die holder (2) in the die cavity (7) outside, be equipped with a plurality of connecting pipes (15) in die holder (2), the inlet outlet all is connected through connecting pipe (15) between drum water pipe (14), drum water pipe (14) are through connecting pipe (15) and water cooler (12) and play water cooling tank (13) intercommunication.
2. A highly efficient plastic injection mold as defined in claim 1, wherein: the six cavities (7) are arranged, and the six cavities (7) are respectively in one-to-one correspondence with the branches of the multi-branch injection molding channel (5).
3. A highly efficient plastic injection mold as defined in claim 1, wherein: the bottom of the branch of the multi-branch injection molding channel (5) is in point contact communication with the cavity (7).
4. A highly efficient plastic injection mold as defined in claim 1, wherein: the die is characterized in that a plurality of positioning bolts (16) are fixed on the bottom surface of the upper die base (1), a plurality of matching grooves (17) are formed in the top surface of the lower die base (2), and the positioning bolts (16) are in sliding fit with the matching grooves (17).
5. A highly efficient plastic injection mold as defined in claim 1, wherein: the side surfaces of the injection molding openings at the top of the upper die holder (1) are both concave downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921323601.0U CN210940226U (en) | 2019-08-15 | 2019-08-15 | Efficient plastic injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921323601.0U CN210940226U (en) | 2019-08-15 | 2019-08-15 | Efficient plastic injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210940226U true CN210940226U (en) | 2020-07-07 |
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ID=71379359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921323601.0U Active CN210940226U (en) | 2019-08-15 | 2019-08-15 | Efficient plastic injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210940226U (en) |
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2019
- 2019-08-15 CN CN201921323601.0U patent/CN210940226U/en active Active
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