CN210705913U - Pipeline extrusion die with co-extrusion flow channel - Google Patents
Pipeline extrusion die with co-extrusion flow channel Download PDFInfo
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- CN210705913U CN210705913U CN201921254972.8U CN201921254972U CN210705913U CN 210705913 U CN210705913 U CN 210705913U CN 201921254972 U CN201921254972 U CN 201921254972U CN 210705913 U CN210705913 U CN 210705913U
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Abstract
The application discloses a pipeline extrusion die with a co-extrusion flow channel, which comprises a neck ring and a pressing plate, wherein the discharge end of the neck ring is tightly attached and fixedly connected with one side end surface of the pressing plate, a pipe extrusion through hole is formed in the center of the neck ring, a pipe discharge through hole with the same aperture as the pipe extrusion through hole is formed in the center of the pressing plate, and the pipe discharge through hole is communicated with the pipe extrusion through hole; a main runner groove is etched on the end face of the discharge end of the neck ring mold, the two ends of the main runner groove are respectively communicated with a branch runner groove, the two ends of the branch runner groove are respectively communicated with a color bar discharge hole, the color bar discharge hole is communicated with the pipe extrusion through hole, a color bar feed port is arranged on the side portion of the neck ring mold, and the color bar feed port is communicated with the main runner groove; the diversion channel groove and the color bar discharge port are etched on the end face of the discharge end of the neck mold. Through the structure of this application, when wasing the runner on the bush, need not break off the connection process of the pipeline extrusion tooling who takes crowded runner altogether of this application and crowded machine altogether, convenient operation is swift, work efficiency greatly increased.
Description
Technical Field
The utility model belongs to pipeline production mould, in particular to pipeline extrusion tooling who crowded runner altogether in area.
Background
Because the functional unit is more among the traditional pipeline extrusion tooling, whole mould is longer, can roughly divide into four parts according to its effect and the sequence of arranging from inside to outside: a spiral body, a steady flow section, a co-extrusion ring mold and a mouth mold. Traditional pipeline extrusion tooling includes the bush and sets up the crowded ring altogether at the bush discharge end, and the ring is located whole mould assembly by intermediate position altogether generally, and the runner that is used for pouring the sizing material is located the inside of crowded ring altogether, and in use has following not enough like this:
1. the co-extrusion ring mold needs to be processed independently;
2. when the flow channel in the co-extrusion ring is blocked by the rubber material, the co-extrusion ring needs to be disassembled and cleaned, and a large amount of time is consumed in the disassembling and cleaning processes;
3. when the sizing materials with different colors need to be replaced, the co-extrusion rings need to be detached and cleaned, and the co-extrusion rings are large in flow passage diameter, long in cleaning time and complex in operation.
Disclosure of Invention
To the above-mentioned technical problem that prior art exists, the utility model aims at providing a pipeline extrusion tooling who co-extrudes runner in area.
The pipeline extrusion die with the co-extrusion flow channel is characterized by comprising a neck ring die and a pressing plate, wherein the discharge end of the neck ring die is tightly attached to and fixedly connected with one side end face of the pressing plate, a pipe extrusion through hole is formed in the center of the neck ring die, a pipe discharge through hole with the same aperture as the pipe extrusion through hole is formed in the center of the pressing plate, and the pipe discharge through hole is communicated with the pipe extrusion through hole; a main runner groove is etched on the end face of the discharge end of the neck ring mold, two ends of the main runner groove are respectively communicated with a branch runner groove, two ends of the branch runner groove are respectively communicated with a color bar discharge hole, the color bar discharge hole is communicated with the pipe extrusion through hole, a color bar feed port for pouring color bars is arranged on the side portion of the neck ring mold, and the color bar feed port is communicated with the main runner groove; wherein, the diversion channel groove and the color bar discharge port are etched on the end face of the discharge end of the neck mold.
The pipeline extrusion die with the co-extrusion flow channel is characterized in that a plurality of threaded through holes are formed in the pressing plate in a penetrating mode, the threaded through holes are evenly distributed along the outer side of the pipe material discharging through hole in the circumferential direction, a plurality of threaded holes evenly distributed along the outer side of the pipe material extruding through hole in the circumferential direction are formed in the end face of the discharging end of the neck ring die, and the number and the aperture of the threaded holes are the same as those of the threaded through holes; the neck ring mold is in surface contact with the pressing plate, the threaded through hole is aligned with the threaded hole, the bolt penetrates through the threaded through hole and is matched, screwed and fixed with the threaded hole, and the discharge end of the neck ring mold is tightly attached to and fixedly connected with one side end face of the pressing plate.
The pipeline extrusion die with the co-extrusion flow channel is characterized in that the color bar discharge holes are circumferentially and uniformly distributed along the outer side of the pipe extrusion through hole.
A pipeline extrusion die of area crowded runner altogether, its characterized in that the colour bar discharge gate includes bowl shape channel and straight shape channel, the great one end of bowl shape channel bore and subchannel groove intercommunication, the less one end of bowl shape channel bore passes through straight shape channel and tubular product extrude the through-hole intercommunication.
The pipeline extrusion die with the co-extrusion flow channel is characterized in that the main flow channel groove and the sub-flow channel groove are both of circular arc structures, and the circle centers of the main flow channel groove, the sub-flow channel groove and the pipe extrusion through hole are located at the same point.
Compared with the prior art, the beneficial effect that this application was got is:
1. according to the pipeline extrusion die with the co-extrusion flow channel, the pressing plate can be quickly detached from the neck ring die, so that the flow channel on the end face of the discharge end of the neck ring die can be quickly cleaned;
2. by the structure, the co-extruder is connected with the color bar feeding hole at the side part of the neck ring mold, when the flow channel on the neck ring mold is cleaned, the connection process of the pipeline extrusion mold with the co-extrusion flow channel and the co-extruder is not required to be disconnected, the operation is convenient and rapid, and the working efficiency is greatly increased;
3. the structure of the application has few processing parts, and the functions of the neck mold and the co-extrusion ring in the prior art can be realized by matching the neck mold with the pressing plate;
4. the utility model provides a take pipeline extrusion tooling of crowded runner altogether, simple structure, wherein the clamp plate both sides are glossy wall, only leads to on the clamp plate and establishes a tubular product discharging through hole and a plurality of screw thread through-hole, does not have special construction on the clamp plate, and its cost is low, and convenient the change after the clamp plate high temperature warp.
Drawings
FIG. 1 is a schematic structural view of a discharge end face of a die of the present application;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the platen;
FIG. 4 is a schematic cross-sectional view of the platen;
FIG. 5 is a schematic view of the connection of the die and the platen;
FIG. 6 is an enlarged view at B of FIG. 1;
in the figure: 1-neck mold, 1-pressing plate, 3-color bar feeding hole, 4-main runner groove, 5-color bar discharging hole, 51-bowl-shaped channel, 51-straight channel, 61-threaded hole, 62-threaded through hole, 8-shunt channel groove, 91-pipe extrusion through hole and 92-pipe discharging through hole.
Detailed Description
The present invention is further illustrated by the following examples, which should not be construed as limiting the scope of the invention.
Example (b): reference is made to FIGS. 1 to 5
The utility model provides a pipeline extrusion tooling of area crowded runner altogether, includes bush 1 and clamp plate 2 (the thickness of clamp plate is 20~50 mm), the discharge end of bush 1 closely laminates and fixed connection with a side terminal surface of clamp plate 2, the center of bush 1 is equipped with tubular product and extrudes through-hole 91, the center of clamp plate 2 is equipped with and extrudes the tubular product discharging through-hole 92 that the through-hole 91 aperture is the same with tubular product, tubular product discharging through-hole 92 and tubular product extrude through-hole 91 intercommunication.
A main runner groove 4 is etched on the end face of the discharge end of the port die 1, two ends of the main runner groove 4 are respectively communicated with a branch runner groove 8, two ends of the branch runner groove 8 are respectively communicated with a color bar discharge hole 5, the color bar discharge hole 5 is communicated with a pipe extrusion through hole 91, a color bar feed port 3 for pouring color bars is arranged on the side portion of the port die 1, and the color bar feed port 3 is communicated with the main runner groove 4; wherein, the subchannel groove 8 and the color bar discharge port 5 are both etched on the end surface of the discharge end of the neck mold 1.
The discharge end of the neck ring die 1 is closely attached and fixedly connected with the end surface of one side of the pressing plate 2, and can be carried out in the following mode: as can be seen from a comparison of fig. 1 to 5, 4 threaded through holes 62 are formed in the pressure plate 2, the 4 threaded through holes 62 are uniformly distributed along the outer side of the pipe discharging through hole 92 in the circumferential direction, 4 threaded holes 61 are formed in the end face of the discharging end of the neck ring die 1, the threaded holes 61 are uniformly distributed along the outer side of the pipe extruding through hole 91 in the circumferential direction, and the diameters of the threaded holes 61 and the threaded through holes 62 are the same; the surface contact is carried out with clamp plate 2 to bush 1, and 4 screw through-holes 62 align with 4 screw holes 61, and the bolt passes screw through-hole 62 and cooperates the spiro union with screw hole 61 fixed, makes the discharge end of bush 1 closely laminate and fixed connection with one side terminal surface of clamp plate 2.
Referring to fig. 1, the color bar discharging holes 5 are circumferentially and uniformly distributed along the outer side of the pipe extrusion through hole 91. Referring to fig. 6, the color bar discharging port 5 includes a bowl-shaped channel 51 and a straight channel 52, the end with the larger caliber of the bowl-shaped channel 51 is communicated with the branch channel 8, and the end with the smaller caliber of the bowl-shaped channel 51 is communicated with the pipe extrusion through hole 91 through the straight channel 52. The cross-section of the bowl-shaped channel 51 is arc-shaped, the flowing dead angle of the color bar is avoided in the flowing process of the bowl-shaped channel 51, and the joints of the bowl-shaped channel 51, the pipe extrusion through hole 91 and the straight channel 52 are arc-shaped, so that the resistance of the color bar in the flowing process is greatly reduced.
The main runner groove 4 and the branch runner groove 8 are both arc-shaped structures, and the circle centers of the main runner groove 4, the branch runner groove 8 and the pipe extrusion through hole 91 are located at the same point. Therefore, when the color bars are poured into the tube through the color bar feeding hole 3, the distance from the color bar feeding hole 3 to each color bar discharging hole 5 on the outer side of the tube extrusion through hole 91 is the same, and the color bars are uniformly sprayed on the outer side of the tube.
The statements in this specification merely set forth a list of implementations of the inventive concept and the scope of the present invention should not be construed as limited to the particular forms set forth in the examples.
Claims (5)
1. The pipeline extrusion die with the co-extrusion flow channel is characterized by comprising a neck ring die (1) and a pressing plate (2), wherein the discharge end of the neck ring die (1) is tightly attached and fixedly connected with the end surface of one side of the pressing plate (2), a pipe extrusion through hole (91) is formed in the center of the neck ring die (1), a pipe discharge through hole (92) with the same aperture as the pipe extrusion through hole (91) is formed in the center of the pressing plate (2), and the pipe discharge through hole (92) is communicated with the pipe extrusion through hole (91);
a main runner groove (4) is etched on the end face of the discharge end of the neck ring mold (1), two ends of the main runner groove (4) are respectively communicated with a shunt channel groove (8), two ends of the shunt channel groove (8) are respectively communicated with a color bar discharge hole (5), the color bar discharge hole (5) is communicated with a pipe extrusion through hole (91), a color bar feed port (3) for pouring color bars is arranged on the side portion of the neck ring mold (1), and the color bar feed port (3) is communicated with the main runner groove (4); wherein, the diversion channel groove (8) and the color bar discharge port (5) are etched on the end surface of the discharge end of the neck mold (1).
2. The pipe extrusion die with the co-extrusion flow channel as claimed in claim 1, wherein the pressure plate (2) is provided with a plurality of threaded through holes (62) in a through manner, the threaded through holes (62) are circumferentially and uniformly distributed along the outer side of the pipe discharging through hole (92), the end surface of the discharging end of the neck mold (1) is provided with a plurality of threaded holes (61) circumferentially and uniformly distributed along the outer side of the pipe extruding through hole (91), and the threaded holes (61) and the threaded through holes (62) have the same number and the same aperture; the surface contact of bush (1) and clamp plate (2) is carried out, screw thread through-hole (62) aligns with screw hole (61), and the bolt passes screw thread through-hole (62) and cooperates the spiro union with screw hole (61) fixed, makes the discharge end of bush (1) closely laminate and fixed connection with one side terminal surface of clamp plate (2).
3. The pipe extrusion die with the co-extrusion flow channel as claimed in claim 1, wherein the color bar discharge ports (5) are circumferentially and uniformly distributed along the outer side of the pipe extrusion through hole (91).
4. The pipe extrusion die with the co-extrusion flow channel as claimed in claim 1, wherein the color bar discharge port (5) comprises a bowl-shaped channel (51) and a straight channel (52), the end with the larger caliber of the bowl-shaped channel (51) is communicated with the branch channel (8), and the end with the smaller caliber of the bowl-shaped channel (51) is communicated with the pipe extrusion through hole (91) through the straight channel (52).
5. The pipe extrusion die with the co-extrusion flow channel as claimed in claim 1, wherein the main flow channel groove (4) and the branch flow channel groove (8) are both arc-shaped structures, and the circle centers of the main flow channel groove (4), the branch flow channel groove (8) and the pipe extrusion through hole (91) are located at the same point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254972.8U CN210705913U (en) | 2019-08-05 | 2019-08-05 | Pipeline extrusion die with co-extrusion flow channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254972.8U CN210705913U (en) | 2019-08-05 | 2019-08-05 | Pipeline extrusion die with co-extrusion flow channel |
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| Publication Number | Publication Date |
|---|---|
| CN210705913U true CN210705913U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921254972.8U Active CN210705913U (en) | 2019-08-05 | 2019-08-05 | Pipeline extrusion die with co-extrusion flow channel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905716A (en) * | 2022-05-13 | 2022-08-16 | 临海伟星新型建材有限公司 | Device and method for prefabricating intelligent pipeline trunking |
-
2019
- 2019-08-05 CN CN201921254972.8U patent/CN210705913U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905716A (en) * | 2022-05-13 | 2022-08-16 | 临海伟星新型建材有限公司 | Device and method for prefabricating intelligent pipeline trunking |
| CN114905716B (en) * | 2022-05-13 | 2023-03-10 | 临海伟星新型建材有限公司 | Device and method for prefabricating intelligent pipeline trunking |
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