CN219855898U - Multistage gradual change extrusion tooling - Google Patents
Multistage gradual change extrusion tooling Download PDFInfo
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- CN219855898U CN219855898U CN202320699616.7U CN202320699616U CN219855898U CN 219855898 U CN219855898 U CN 219855898U CN 202320699616 U CN202320699616 U CN 202320699616U CN 219855898 U CN219855898 U CN 219855898U
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- forming
- die
- forming die
- rod
- extrusion
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- 238000001125 extrusion Methods 0.000 title claims abstract description 54
- 230000008859 change Effects 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000000750 progressive effect Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of plastic production and discloses a multistage gradual change extrusion die which comprises a first forming die, wherein a second forming die is arranged at one end of the first forming die in a threaded manner, a third forming die is arranged at one end of the second forming die in a threaded manner, a fourth forming die is arranged at one end of the third forming die in a threaded manner, and a feeding mechanism is fixedly arranged at the center of the upper surface of the first forming die. According to the utility model, the dies are arranged into the plurality of forming dies with different sizes, the forming rods capable of being assembled and disassembled are arranged in the dies, when a user uses the die, the extruder and the first forming die of the dies can be connected through the feeding mechanism through the gradually-reduced forming cavities formed in the plurality of forming dies, the proper forming dies are selected to be assembled according to the types of extruded materials and extrusion effects, and the forming rods are spliced and assembled according to different extrusion conditions, so that the overall practicability of the die is improved.
Description
Technical Field
The utility model relates to the technical field of plastic production, in particular to a multistage gradual change extrusion die.
Background
The extrusion die is used for finishing extrusion molding process, and is mainly used for extruding the plastics subjected to hot melting treatment into a position between a core rod and a mouth die through a distributor by using pressure, when the existing extrusion die is used, when a part of high polymer materials are extruded, the expansion coefficient is large, the winding shape and the viscosity are extremely high, and the flowability is almost not high, so that the processing difficulty is high, multistage gradual extrusion is required, and most of the existing dies are difficult to realize, therefore, a multistage gradual extrusion die is provided by a person skilled in the art to solve the problems in the prior art.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a multistage gradual change extrusion die, wherein the extrusion die is provided with a plurality of forming dies with different sizes, forming rods capable of being combined and detached are arranged in the extrusion die, when the multistage gradual change extrusion die is used by a user, through gradually smaller forming cavities formed in the forming dies, an extruder and a first forming die of the die can be connected through a feeding mechanism, the proper forming dies are selected to be combined according to the types and extrusion effects of extrusion materials, and the forming rods are spliced and combined according to different extrusion conditions, so that the shape and the size of a die cavity when the die is extruded are realized, the application range of the whole die is enlarged, the function of multistage extrusion of the die is realized, and the practicability of the whole die is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the multistage gradual change extrusion die comprises a first forming die, wherein a second forming die is arranged at one end of the first forming die in a threaded manner, a third forming die is arranged at one end of the second forming die in a threaded manner, a fourth forming die is arranged at one end of the third forming die in a threaded manner, and a feeding mechanism is fixedly arranged at the center of the upper surface of the first forming die;
the center of the inner surface of one side of the first forming die is provided with a first forming rod in a threaded manner, one end of the first forming rod is provided with a second forming rod in a threaded manner, one end of the second forming rod is provided with a third forming rod in a threaded manner, and one end of the third forming rod is provided with a fourth forming rod in a threaded manner;
through above-mentioned technical scheme, through being provided with a plurality of forming die, inside shaping chamber reduces gradually, is favorable to realizing the basic mould shaping function of device, is convenient for realize the multistage extrusion of this mould, through being provided with a plurality of shaping poles in its inside, and convenient to use person adjusts the inside flow shape and the size of mould through installing the shaping pole, realizes carrying out multistage regulation to the material.
Further, the feeding mechanism comprises a feeding hole, a protective ring is fixedly connected to the bottom end of the outer surface of the feeding hole, and a rubber gasket is fixedly connected to the upper end of the protective ring;
through above-mentioned technical scheme, be favorable to providing the protection to the feed inlet, be convenient for promote stability and the leakproofness of being connected between feed inlet and the extrusion device.
Further, forming cavities are formed in the first forming die, the second forming die, the third forming die and the fourth forming die;
through above-mentioned technical scheme, be favorable to realizing that this mould realizes fashioned function to the material that extrudes.
Further, the inner surfaces of the first forming die, the second forming die, the third forming die and the fourth forming die are fixedly provided with wear-resistant layers;
through the technical scheme, the wear-resistant layer is made of the tungsten carbide alloy material, so that the wear resistance of the inner surface of the die is improved, and the service life of the die is prolonged.
Further, one end of each of the first forming die, the second forming die and the third forming die is fixedly connected with a threaded pipe;
through the technical scheme, a plurality of forming dies are convenient for a user to use in a combined mode.
Further, one end of each of the first forming die, the first forming rod, the second forming rod and the third forming rod is fixedly connected with a connecting piece;
through the technical scheme, a user can connect the forming rod with the forming die conveniently, and the shape of the die extruded by the user can be adjusted conveniently.
Further, connecting ports are formed in the centers of the other ends of the first forming rod, the second forming rod, the third forming rod and the fourth forming rod;
through the technical scheme, a user can connect and use each forming rod conveniently, and the function of extruding materials needing to be processed is realized.
Further, fixing pins are fixedly connected to four corners of the front surfaces of the first forming die, the second forming die, the third forming die and the fourth forming die;
through the technical scheme, a user can fix each forming die conveniently, and the basic use function of the die is realized.
The utility model has the following beneficial effects:
1. compared with the existing extrusion die, the multistage gradual change extrusion die provided by the utility model has the advantages that the dies are arranged into the plurality of forming dies with different sizes, the forming cavities which are gradually smaller are formed in the plurality of forming dies, when the multistage gradual change extrusion die is used by a user, the extruder and the first forming die of the die can be connected through the feeding mechanism, and the proper forming dies are selected to be combined according to the types of extrusion materials and the extrusion effect, so that the application range of the whole die is enlarged, the function of multistage extrusion of the die is realized, and the practicability of the whole die is improved.
2. Compared with the existing extrusion die, the multistage gradual change extrusion die provided by the utility model has the advantages that the forming rods which can be assembled and disassembled are arranged in the extrusion die, so that a user can splice and assemble the forming rods according to different extrusion conditions when using the extrusion die, the shape and the size of a die cavity when extruding the die are realized, and the functionality of the die when using the die is improved.
Drawings
FIG. 1 is a schematic axial view of a multistage progressive extrusion die according to the present utility model;
FIG. 2 is a schematic front view of a multistage progressive extrusion die according to the present utility model;
FIG. 3 is a schematic top view of a multi-stage tapered extrusion die according to the present utility model;
fig. 4 is a schematic front sectional view of a multistage gradual extrusion die according to the present utility model.
Legend description:
1. a first molding die; 2. a second molding die; 3. a third molding die; 4. a fourth molding die; 5. a feed mechanism; 6. a fixing pin; 7. a wear-resistant layer; 8. a molding cavity; 9. a threaded tube; 10. a connection port; 11. a first forming bar; 12. a second forming bar; 13. a third forming bar; 14. a fourth forming bar; 15. a connecting piece; 501. a rubber gasket; 502. a protective ring; 503. and a feed inlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the multistage gradual change extrusion die comprises a first forming die 1, wherein a second forming die 2 is arranged at one end of the first forming die 1 in a threaded manner, a third forming die 3 is arranged at one end of the second forming die 2 in a threaded manner, a fourth forming die 4 is arranged at one end of the third forming die 3 in a threaded manner, a plurality of dies are combined and used by a user conveniently, the multistage gradual change extrusion function is realized, a feeding mechanism 5 is fixedly arranged at the center of the upper surface of the first forming die 1, and the dies and an extruder are connected and used conveniently by the user conveniently, so that the extrusion function is realized;
the center of the inner surface of one side of the first forming die 1 is provided with a first forming rod 11 in a threaded manner, one end of the first forming rod 11 is provided with a second forming rod 12 in a threaded manner, one end of the second forming rod 12 is provided with a third forming rod 13 in a threaded manner, one end of the third forming rod 13 is provided with a fourth forming rod 14 in a threaded manner, and the device is convenient for a user to adjust the size and the shape of a runner according to different use conditions and increases the application range of the device.
The feeding mechanism 5 comprises a feeding hole 503, a protective ring 502 is fixedly connected to the bottom end of the outer surface of the feeding hole 503, a rubber gasket 501 is fixedly connected to the upper end of the protective ring 502, the sealing performance of the connection of the die and the extruder is improved, a forming cavity 8 is formed in the first forming die 1, the second forming die 2, the third forming die 3 and the fourth forming die 4, the basic use function of the device is realized, the wear-resistant layers 7 are fixedly arranged on the inner surfaces of the first forming die 1, the second forming die 2, the third forming die 3 and the fourth forming die 4, the wear-resistant layers 7 are made of tungsten carbide alloy materials, the wear resistance of the inside of the die is improved, and the service life of the device is prolonged.
The screw thread pipe 9 is fixedly connected to one end of each of the first forming die 1, the second forming die 2 and the third forming die 3, the connecting piece 15 is fixedly connected to one end of each of the first forming die 1, the first forming rod 11, the second forming rod 12 and the third forming rod 13, a plurality of forming rods are combined and used by a user conveniently, the connecting ports 10 are formed in the centers of the other ends of the first forming rod 11, the second forming rod 12, the third forming rod 13 and the fourth forming rod 14, the user conveniently fixedly connects the forming rods, and fixing pins 6 are fixedly connected to four corners of the front face of each of the first forming die 1, the second forming die 2, the third forming die 3 and the fourth forming die 4, and the user conveniently fixes the dies front and back.
Working principle: when the die is used, a user can select a first forming die 1, a second forming die 2, a third forming die 3 and a fourth forming die 4 to be combined according to the extrusion shape and the extrusion size of the die, two sides of each die are fixed through fixing pins 6, the device is connected with the extruder through a feed inlet 503 and a rubber gasket 501, the function of multi-stage extrusion of materials is realized, and when the extrusion shape and the extrusion cavity 8 are required to be changed, the first forming rod 11, the second forming rod 12, the third forming rod 13 and the fourth forming rod 14 can be combined and connected with the first forming die 1, so that the extrusion shape and the cavity channel size are changed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Multistage gradual change extrusion tooling, including first forming die (1), its characterized in that: the novel forming die comprises a first forming die (1), a second forming die (2) and a third forming die (3), wherein one end of the first forming die (1) is provided with a second forming die (2) in a threaded mode, one end of the third forming die (3) is provided with a fourth forming die (4) in a threaded mode, and a feeding mechanism (5) is fixedly arranged in the center of the upper surface of the first forming die (1);
the novel forming device is characterized in that a first forming rod (11) is arranged on the center of the inner surface of one side of the first forming die (1) in a threaded mode, a second forming rod (12) is arranged on one end of the first forming rod (11) in a threaded mode, a third forming rod (13) is arranged on one end of the second forming rod (12) in a threaded mode, and a fourth forming rod (14) is arranged on one end of the third forming rod (13) in a threaded mode.
2. The multistage progressive extrusion die of claim 1, wherein: the feeding mechanism (5) comprises a feeding hole (503), a protective ring (502) is fixedly connected to the bottom end of the outer surface of the feeding hole (503), and a rubber gasket (501) is fixedly connected to the upper end of the protective ring (502).
3. The multistage progressive extrusion die of claim 1, wherein: the first forming die (1), the second forming die (2), the third forming die (3) and the fourth forming die (4) are internally provided with forming cavities (8).
4. The multistage progressive extrusion die of claim 1, wherein: the inner surfaces of the first forming die (1), the second forming die (2), the third forming die (3) and the fourth forming die (4) are fixedly provided with wear-resistant layers (7).
5. The multistage progressive extrusion die of claim 1, wherein: one end of each of the first forming die (1), the second forming die (2) and the third forming die (3) is fixedly connected with a threaded pipe (9).
6. The multistage progressive extrusion die of claim 1, wherein: and one ends of the first forming rod (1), the first forming rod (11), the second forming rod (12) and the third forming rod (13) are fixedly connected with a connecting piece (15).
7. The multistage progressive extrusion die of claim 1, wherein: connecting ports (10) are formed in the centers of the other ends of the first forming rod (11), the second forming rod (12), the third forming rod (13) and the fourth forming rod (14).
8. The multistage progressive extrusion die of claim 1, wherein: fixing pins (6) are fixedly connected to four corners of the front faces of the first forming die (1), the second forming die (2), the third forming die (3) and the fourth forming die (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320699616.7U CN219855898U (en) | 2023-04-03 | 2023-04-03 | Multistage gradual change extrusion tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320699616.7U CN219855898U (en) | 2023-04-03 | 2023-04-03 | Multistage gradual change extrusion tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219855898U true CN219855898U (en) | 2023-10-20 |
Family
ID=88341510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320699616.7U Active CN219855898U (en) | 2023-04-03 | 2023-04-03 | Multistage gradual change extrusion tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219855898U (en) |
-
2023
- 2023-04-03 CN CN202320699616.7U patent/CN219855898U/en active Active
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