CN222727349U - Co-extrusion device for producing composite modified polypropylene pipe - Google Patents
Co-extrusion device for producing composite modified polypropylene pipe Download PDFInfo
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- CN222727349U CN222727349U CN202420468062.4U CN202420468062U CN222727349U CN 222727349 U CN222727349 U CN 222727349U CN 202420468062 U CN202420468062 U CN 202420468062U CN 222727349 U CN222727349 U CN 222727349U
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- modified polypropylene
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Abstract
The utility model provides a co-extrusion device for producing composite modified polypropylene pipes, in particular to the technical field of pipes, which comprises a composite co-extrusion machine head, a composite co-extrusion mechanism and an installation and replacement mechanism, wherein the outer side surface of the composite co-extrusion machine head is fixedly connected with a first connecting block, in the co-extrusion device for producing composite modified polypropylene pipes, in the use process, materials enter from a feed inlet and then are split by a splitter cone to enter into a splitter box, the pipes are molded, then pour into another material from the filling pipe, discharge through the fixed slot, flow into the compression joint mouth, thereby wrap up the tubular product outer wall after moulding, thereby reach the effect of compound crowded altogether, when needing the tubular product of different models, just can change different plug, through unscrewing the plug, then dismantle the bolt, rotate the pivot, with new bush turning to appointed position, then install again, just so can reach quick replacement's effect, thereby be convenient for more freely switch the shape of extruding the tubular product.
Description
Technical Field
The utility model relates to the technical field of pipes, in particular to a co-extrusion device for producing a composite modified polypropylene pipe.
Background
The pipe is a material necessary for constructional engineering, and is commonly used as a water supply pipe, a drain pipe, a gas pipe, a heating pipe, an electric wire conduit, a rainwater pipe and the like, wherein the random copolymer polypropylene (PP-R) has the advantages of high temperature resistance, high pressure resistance, good corrosion resistance, good hygienic property, long service life, small density, light material, good toughness and the like, and is widely applied to the field of cold and hot water pipelines of buildings.
However, in the existing co-extrusion device for the pipe, when the type of the extruded pipe is adjusted, the die is more troublesome to replace, and thus the working efficiency is affected.
Disclosure of utility model
The utility model aims to provide a co-extrusion device for producing a composite modified polypropylene pipe, which aims to solve the problem that the working efficiency is affected because the conventional co-extrusion device for the pipe is troublesome in changing a die when the type of the extruded pipe is adjusted in the use process.
The co-extrusion device for producing the composite modified polypropylene pipe comprises a composite co-extrusion machine head, a composite co-extrusion mechanism and an installation and replacement mechanism, wherein the outer side surface of the composite co-extrusion machine head is fixedly connected with a first connecting block, the outer side surface of the composite co-extrusion machine head is fixedly connected with a second connecting block, the inner side surface of the composite co-extrusion machine head is provided with the composite co-extrusion mechanism, and one end surface of the composite co-extrusion machine head is provided with the installation and replacement mechanism.
Preferably, the first connecting block and the second connecting block are all provided with four, and the inner side surfaces of the first connecting block and the second connecting block are all provided with threaded interfaces.
Preferably, the compound co-extrusion mechanism comprises a feeding port, a flow dividing cone, a fixed groove, a feeding pipe, a pressing port, a flow dividing groove, a threaded hole and a core rod, wherein the feeding port is formed in the inner side surface of the compound co-extrusion machine head, the flow dividing cone is fixedly connected with the inner side surface of the compound co-extrusion machine head, the fixed groove is formed in the inner side surface of the compound co-extrusion machine head, the feeding pipe is communicated with the inner side surface of the fixed groove, the pressing port is formed in one end of the compound co-extrusion machine head, the flow dividing groove is formed between the flow dividing cone and the compound co-extrusion machine head, the threaded hole is formed in one side surface of the flow dividing cone, and the core rod is in threaded connection with the inner side surface of the threaded hole.
Preferably, the fixing groove is communicated with the pressing opening, and the pressing opening is communicated with the shunt groove.
Preferably, the installation and replacement mechanism comprises a bolt, a third connecting block, a mouth die, a rotating shaft and a supporting frame, wherein the inner side surface of the second connecting block is in threaded connection with the bolt, the third connecting block is inserted into the outer side surface of the bolt, the mouth die is fixedly connected with a side surface of the third connecting block, the rotating shaft is connected with one side surface of the mouth die in a rotating mode, and the supporting frame is connected with the outer side surface of the rotating shaft in a rotating mode.
Preferably, the die is fixedly connected with the second connecting block through bolts, and the third connecting blocks are distributed at equal intervals on the outer wall of the die.
Preferably, the number of the mouth molds is four, and the mouth molds are distributed at equal intervals on the outer wall of the rotating shaft.
Compared with the prior art, the co-extrusion device for producing the composite modified polypropylene pipe has the beneficial effects that in the use process, materials enter from a feed inlet, then are split by a split cone and enter into a split groove, the pipe is molded, then another material is injected from a material injection pipe and discharged through a fixed groove and flows into a compression opening, so that the outer wall of the molded pipe is wrapped, the effect of composite co-extrusion is achieved, when pipes of different types are needed, different core rods can be replaced, bolts are unscrewed, a new die is rotated to a designated position by rotating a rotating shaft, and then the die is installed, so that the effect of quick replacement can be achieved, and the shape of the extruded pipe is more convenient to randomly switch.
Drawings
FIG. 1 is a schematic structural view of the appearance of the present utility model;
FIG. 2 is a schematic diagram of a composite co-extrusion mechanism according to the present utility model;
FIG. 3 is a schematic view of the installation and replacement mechanism according to the present utility model;
fig. 4 is a schematic diagram of a structure of the present utility model in which a rotating shaft and a supporting frame are matched with each other.
The device comprises a composite co-extruder head 1, a first connecting block 2, a second connecting block 3, a composite co-extrusion mechanism 4, a material inlet 401, a material distribution cone 402, a material distribution cone 403, a fixed groove 404, a material injection pipe 405, a pressing opening 406, a material distribution groove 407, a threaded hole 408, a core rod 5, an installation and replacement mechanism 501, a bolt 502, a third connecting block 503, a die 504, a rotating shaft 505 and a supporting frame.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
Referring to fig. 1-4, the co-extrusion device for producing the composite modified polypropylene pipe comprises a composite co-extrusion machine head 1, a composite co-extrusion mechanism 4 and an installation and replacement mechanism 5, wherein a first connecting block 2 is fixedly connected to the outer side surface of the composite co-extrusion machine head 1, a second connecting block 3 is fixedly connected to the outer side surface of the composite co-extrusion machine head 1, the composite co-extrusion mechanism 4 is arranged on the inner side surface of the composite co-extrusion machine head 1, and the installation and replacement mechanism 5 is arranged on one end surface of the composite co-extrusion machine head 1.
In order to facilitate the installation and fixation of the composite co-extruder head 1, four first connecting blocks 2 and four second connecting blocks 3 are arranged, and threaded interfaces are formed on the inner side surfaces of the first connecting blocks 2 and the second connecting blocks 3.
In order to carry out coextrusion on a pipe, the composite coextrusion mechanism 4 comprises a feeding port 401, a shunt cone 402, a fixed groove 403, a material injection pipe 404, a pressing port 405, a shunt groove 406, a threaded hole 407 and a core rod 408, wherein the inner side surface of the composite coextrusion machine head 1 is provided with the feeding port 401, the inner side surface of the composite coextrusion machine head 1 is fixedly connected with the shunt cone 402, the fixed groove 403 is formed in the inner side surface of the composite coextrusion machine head 1, the material injection pipe 404 is communicated with the inner side surface of the fixed groove 403, one end of the composite coextrusion machine head 1 is provided with the pressing port 405, the shunt cone 402 and the composite coextrusion machine head 1 are provided with the shunt groove 406, one side surface of the shunt cone 402 is provided with the threaded hole 407, the inner side surface of the threaded hole 407 is in threaded connection with the core rod 408, in the use process, materials enter from the feeding port 401 and then are shunted through the shunt cone 402, the pipe is molded, and then another material is injected from the material is discharged from the injection pipe 404 and flows into the pressing port 405, and the outer wall of the molded pipe is wrapped, and therefore the molded pipe is different in types and the different types of the pipe can be replaced.
For better co-extrusion of the channels, the fixing groove 403 is communicated with the pressing opening 405, and the pressing opening 405 is communicated with the diversion groove 406.
In order to conveniently adjust extrusion shapes of different pipes, the installation and replacement mechanism 5 comprises a bolt 501, a third connecting block 502, a mouth mold 503, a rotating shaft 504 and a supporting frame 505, wherein the inner side surface of the second connecting block 3 is in threaded connection with the bolt 501, the outer side surface of the bolt 501 is inserted with the third connecting block 502, one side surface of the third connecting block 502 is fixedly connected with the mouth mold 503, one side surface of the mouth mold 503 is rotationally connected with the rotating shaft 504, the outer side surface of the rotating shaft 504 is rotationally connected with the supporting frame 505, the core rod 408 is unscrewed, then the bolt 501 is disassembled, the new mouth mold 503 is rotated to a designated position, and then installation is performed, so that the effect of rapid replacement can be achieved, and the shape of the extruded pipe is more convenient to be randomly switched.
In order to facilitate replacement of the die 503, the die 503 is fixedly connected with the second connecting block 3 through bolts 501, and the third connecting blocks 502 are distributed at equal intervals on the outer wall of the die 503.
In order to facilitate replacement of the dies 503, the dies 503 are provided with four dies, and the dies 503 are distributed at equal intervals on the outer wall of the rotating shaft 504.
The working principle is that in the use process, materials enter from a feed inlet 401, are split by a split cone 402 and enter into a split groove 406, the pipe is molded, another material is injected from a material injection pipe 404, is discharged through a fixed groove 403 and flows into a press fit port 405, so that the outer wall of the molded pipe is wrapped, the effect of composite coextrusion is achieved, when pipes of different types are needed, different core rods 408 can be replaced, the core rods 408 are unscrewed, then bolts 501 are disassembled, a new die 503 is rotated to a designated position in a rotating shaft 504, and then the die is installed, so that the effect of quick replacement can be achieved, and the shape of the extruded pipe can be more conveniently and randomly switched.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The co-extrusion device for producing the composite modified polypropylene pipe comprises a composite co-extrusion machine head (1), a composite co-extrusion mechanism (4) and an installation and replacement mechanism (5), and is characterized in that a first connecting block (2) is fixedly connected to the outer side surface of the composite co-extrusion machine head (1), a second connecting block (3) is fixedly connected to the outer side surface of the composite co-extrusion machine head (1), the composite co-extrusion mechanism (4) is arranged on the inner side surface of the composite co-extrusion machine head (1), and the installation and replacement mechanism (5) is arranged on one end surface of the composite co-extrusion machine head (1).
2. The co-extrusion device for producing the composite modified polypropylene pipe according to claim 1, wherein four first connecting blocks (2) and four second connecting blocks (3) are arranged, and threaded interfaces are formed on the inner side surfaces of the first connecting blocks (2) and the second connecting blocks (3).
3. The co-extrusion device for producing the composite modified polypropylene pipe according to claim 1, wherein the composite co-extrusion mechanism (4) comprises a feeding hole (401), a diverter cone (402), a fixing groove (403), a material injection pipe (404), a pressing hole (405), a diversion groove (406), a threaded hole (407) and a core rod (408), the feeding hole (401) is formed in the inner side surface of the composite co-extrusion machine head (1), the diverter cone (402) is fixedly connected to the inner side surface of the composite co-extrusion machine head (1), the fixing groove (403) is formed in the inner side surface of the composite co-extrusion machine head (1), the material injection pipe (404) is communicated to the inner side surface of the fixing groove (403), the pressing hole (405) is formed in one end of the composite co-extrusion machine head (1), the diversion groove (406) is formed between the diverter cone (402) and the composite co-extrusion machine head (1), the threaded hole (407) is formed in one side surface of the diverter cone (402), and the core rod (408) is connected to the inner side surface of the threaded hole (407).
4. A coextrusion apparatus according to claim 3, wherein the holding tank (403) is in communication with a nip (405), and wherein the nip (405) is in communication with a shunt tank (406).
5. The co-extrusion device for producing the composite modified polypropylene pipe according to claim 1, wherein the installation and replacement mechanism (5) comprises a bolt (501), a third connecting block (502), a die (503), a rotating shaft (504) and a supporting frame (505), wherein the bolt (501) is connected to the inner side surface of the second connecting block (3) in a threaded manner, the third connecting block (502) is inserted into the outer side surface of the bolt (501), the die (503) is fixedly connected to one side surface of the third connecting block (502), the rotating shaft (504) is rotatably connected to one side surface of the die (503), and the supporting frame (505) is rotatably connected to the outer side surface of the rotating shaft (504).
6. The co-extrusion device for producing composite modified polypropylene pipes according to claim 5, wherein the die (503) is fixedly connected with the second connecting block (3) through bolts (501), and the third connecting blocks (502) are distributed at equal intervals on the outer wall of the die (503).
7. The co-extrusion device for producing composite modified polypropylene pipes as claimed in claim 5, wherein four dies (503) are arranged, and the dies (503) are distributed at equal intervals on the outer wall of the rotating shaft (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420468062.4U CN222727349U (en) | 2024-03-12 | 2024-03-12 | Co-extrusion device for producing composite modified polypropylene pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420468062.4U CN222727349U (en) | 2024-03-12 | 2024-03-12 | Co-extrusion device for producing composite modified polypropylene pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222727349U true CN222727349U (en) | 2025-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420468062.4U Active CN222727349U (en) | 2024-03-12 | 2024-03-12 | Co-extrusion device for producing composite modified polypropylene pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222727349U (en) |
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2024
- 2024-03-12 CN CN202420468062.4U patent/CN222727349U/en active Active
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