CN203592662U - Pipe extrusion die, pipe manufactured through the same and flexible pipe - Google Patents
Pipe extrusion die, pipe manufactured through the same and flexible pipe Download PDFInfo
- Publication number
- CN203592662U CN203592662U CN201320811557.4U CN201320811557U CN203592662U CN 203592662 U CN203592662 U CN 203592662U CN 201320811557 U CN201320811557 U CN 201320811557U CN 203592662 U CN203592662 U CN 203592662U
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- core rod
- pipe
- runner
- extrusion die
- pvc
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Abstract
The utility model relates to the field of pipe dies and discloses a pipe extrusion die, a pipe manufactured through the same and a flexible pipe. The pipe extrusion die comprises a connecting body provided with an extrusion-in cavity, a first die body provided with first flow channels, a second die body provided with second flow channels and an opening die provided with an extrusion cavity. A first longitudinal flow channel is arranged between adjacent first flow channels. A second longitudinal flow channel is arranged between adjacent second flow channels. An outlet end of the extrusion-in cavity is communicated with an inlet of a first die core. Outlet ends of the first flow channels are communicated with inlet ends of a second die core. Outlet ends of the second flow channels are communicated with inlet ends of the extrusion cavity. The utility model further discloses the pipe which is manufactured through the pipe extrusion die and the flexible pipe which is formed by the fact that the pipe is wound on a rotating forming die.
Description
Technical field
The utility model relates to the technical field of pipe mold, the tubing and the flexible pipe that relate in particular to a kind of tube extrusion die and utilize this mould to manufacture.
Background technology
At present, mainly contain the winding flexible pipe of steel wire reinforcement flexible pipe and the enhancing of PVC skeleton in colliery for the connecting hose drawing out methane, wherein, PVC skeleton strengthens winding flexible pipe and is made up of the PVC skeleton in flexible PVC body and embedding flexible PVC body.
Conventionally PVC skeleton strengthens winding flexible pipe respectively by the crowded middle PVC skeleton of a machine, another machine extrudes the flexible PVC material that overlays on PVC skeleton outside, then compound extruded tubing in a co-extruding mould, is finally wound around sizing by tubing and forms on shaper.Wherein, in order to meet in colliery fire-retardant and anlistatig requirement, in flexible PVC material, add a large amount of fire retardants and conductive black, because a large amount of the adding of conductive black causes the cost of tubing to raise and pliability declines to a great extent.
Therefore, for above deficiency, tubing and the flexible pipe that a kind of tube extrusion die need to be provided and utilize this mould to manufacture.
Utility model content
The technical problems to be solved in the utility model is that the connecting hose for drawing out methane causes the problem that cost is high and pliability declines because conductive black adds.
In order to solve the problems of the technologies described above, the utility model also provides a kind of tube extrusion die, comprising: be provided with the connector of clamp-oning chamber, be provided with the first die body of first flow, be provided with the second die body of the second runner, be provided with the mouth mould of extruding cavity, between adjacent described first flow, be provided with first longitudinal runner, between adjacent described the second runner, be provided with second longitudinal runner, described first flow, in described the second runner and described extruding cavity, be provided with the first core rod, in described the second runner and described extruding cavity, be provided with the second core rod, described the second core rod is set in the outside of described the first core rod, the described chamber entrance point of clamp-oning is provided with the first charging aperture, between described the first core rod lateral wall and described the first die body lateral wall, be provided with the second charging aperture, between described the second core rod lateral wall and described the second die body lateral wall, be provided with the 3rd charging aperture, the described chamber port of export of clamp-oning is communicated with the entrance point of described the first core rod, the described first flow port of export is communicated with the entrance point of described the second core rod, described the second runner exit end is communicated with described extruding cavity entrance point.
Wherein, described first flow entrance point to the port of export is ascending stepped.
Wherein, described second runner entrance point to the port of export is ascending stepped.
Wherein, described extruding cavity entrance point to the port of export is the bell mouth shape reducing gradually by greatly.
Wherein, be positioned at described first core rod of described extruding cavity consistent with the shape of described the second core rod and the shape of described extruding cavity.
The utility model also provides a kind of tubing, is manufactured by described tube extrusion die.
The utility model also provides a kind of flexible pipe, is wrapped on rotation shaper by described tubing.
Technique scheme tool of the present utility model has the following advantages: flexible pipe provided by the utility model improves and not only makes the antistatic material consumption that contains conductive black significantly reduce cost from structure, and tubing pliability is improved; Tube extrusion die is by the improvement of mould structure simultaneously, and the increase of discharging opening can be produced the tubing of two pipes or two kinds of specifications simultaneously, the production efficiency in the unit interval is significantly promoted, and then greatly improved production capacity.
Accompanying drawing explanation
Fig. 1 is the schematic cross-section of the utility model embodiment tube extrusion die;
Fig. 2 removes the structural representation after core rod in the utility model embodiment tube extrusion die;
Fig. 3 is the schematic cross-section that the utility model embodiment utilizes the tubing of tube extrusion die manufacture;
Fig. 4 is the schematic cross-section that the utility model embodiment utilizes the Wrapping formed rear hose of tubing.
In figure: 1: connector; 2: the first die bodys; 3: the second die bodys; 4: the second longitudinal runners; 5: mouthful mould; 6: the second core rods; 7: the first core rods; 8, first longitudinal runner; 9, clamp-on chamber; 10, the first charging aperture; 11, first flow; 12, the second runner; 13, extruding cavity; 14, the second charging aperture; 15, the 3rd charging aperture; 21, flexible PVC layer; 22, PVC skeleton; 23, PVC top layer.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, the tube extrusion die that the utility model embodiment provides, its main part is by being provided with connector 1, the first die body 2, the second die bodys 3 of clamp-oning chamber 9, and a mouth mould 5 that is provided with extruding cavity 13 forms.In the first die body 2, be provided with the stair-stepping first flow 11 that the little port of export of entrance point is large, in the second die body 3, be provided with stair-stepping the second runner 12 that the little port of export of entrance point is large, between adjacent first flow 11, be provided with first longitudinal runner 8, between the second adjacent runner 12, be provided with second longitudinal runner 4, first flow 11, in the second runner 12 and extruding cavity 13, be provided with the first core rod 7, in the second runner 12 and extruding cavity 13, be provided with the second core rod 6, the second core rod 6 is set in the outside of the first core rod 7, clamp-on chamber 9 entrance points and be provided with the first charging aperture 10, between the first core rod 7 lateral walls and the first die body 2 lateral walls, be provided with the second charging aperture 14, between the second core rod 6 lateral walls and the second die body 3 lateral walls, be provided with the 3rd charging aperture 15, clamp-oning chamber 9 ports of export is communicated with the entrance point of the first core rod 7, first flow 11 ports of export are communicated with the entrance point of the second core rod 6, second runner 12 ports of export are communicated with extruding cavity 13 entrance points.
Extruding cavity 13 entrance points to the port of export is by the bell mouth shape reducing gradually greatly, is positioned at the first core rod 7 of extruding cavity 13 and the shape of the second core rod 6 is consistent with the shape of extruding cavity 13, extruding pipe material fast.
The first charging aperture 10, the second charging aperture 14 and the 3rd charging aperture 15 respectively with extrude PVC skeleton equipment, extrude flexible PVC equipment and extrude PVC top layer equipment connection.
The first charging aperture, the cavity of clamp-oning chamber 9, first flow 11 and the first core rod 7 form PVC skeleton branch road; Gap between the second charging aperture 14, the first core rod 7 lateral walls and first flow 11, the second runner 12 and the second core rod 6, and first longitudinal runner 8 forms flexible PVC branch road; Gap between the 3rd charging aperture 15, the second core rod 6 lateral walls and the second runner 12 and extruding cavity 13, and second longitudinal runner 4 forms PVC top layer branch road.
The flexible pipe mould that the utility model provides, when use, first adds batch mixer mixture by each formula by each raw material and auxiliary agent, more each mixed ingredients is added to special Granulation Equipments extruding pelletization.By skeleton pellet, flexible PVC pellet and antistatic superficial layer pellet add respectively corresponding extrusion equipment to plastify to extrude, skeleton pellet is finally extruded and is formed PVC skeleton by the port of export of the first core rod 7 by PVC skeleton branch road after entering the first charging aperture 10, after flexible PVC pellet enters the second charging aperture 14 simultaneously, finally extrude and form flexible PVC layer by the port of export of the second core rod 6 by flexible PVC branch road, PVC top layer pellet is finally extruded and is formed PVC top layer by extruding cavity 13 by PVC top layer branch road after entering the 3rd charging aperture 15, flexible PVC layer 21, PVC skeleton 22 and PVC top layer 23 are compounded to form tubing at extruding cavity 13 places, finally tubing is wound to flexible pipe on rotation shaper.
The flexible PVC layer 21 of extruding from flexible PVC layer branch road, the PVC skeleton 22 of extruding from PVC skeleton branch road, the PVC top layer 23 of extruding from PVC top layer branch road, PVC skeleton 22 embeds in flexible PVC layer 21, PVC top layer 23 is coated on outside flexible PVC layer 21, flexible PVC layer 21, PVC skeleton 22 and PVC top layer 23 are compounded to form the tubing that utilizes tube extrusion die to manufacture as shown in Figure 3, and tubing shape is not limited to rhombus, can also be other shape such as parallelogram, ellipse.
As shown in Figure 4, tubing flexible PVC layer 21, PVC skeleton 22 and PVC top layer 23 being compounded to form is wound flexible pipe on rotation shaper.
The raw material that tube extrusion die is extruded is not limited to PVC, can also be applied to the other materials such as PE, TPE, TPU, rubber.
In sum, flexible pipe provided by the utility model improves and not only makes the antistatic material consumption that contains conductive black significantly reduce cost from structure, and tubing pliability is improved; Tube extrusion die is by the improvement of mould structure simultaneously, and the increase of discharging opening can be produced the tubing of two pipes or two kinds of specifications simultaneously, the production efficiency in the unit interval is significantly promoted, and then greatly improved production capacity.
Above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (7)
1. a tube extrusion die, comprising: be provided with the connector (1) of clamp-oning chamber (9), be provided with first die body (2) of first flow (11), be provided with second die body (3) of the second runner (12), be provided with the mouth mould (5) of extruding cavity (13), it is characterized in that, between adjacent described first flow (11), be provided with first longitudinal runner (8), between adjacent described the second runner (12), be provided with second longitudinal runner (4), described first flow (11), in described the second runner (12) and described extruding cavity (13), be provided with the first core rod (7), in described the second runner (12) and described extruding cavity (13), be provided with the second core rod (6), described the second core rod (6) is set in the outside of described the first core rod (7), described chamber (9) entrance point of clamp-oning is provided with the first charging aperture (10), between described the first core rod (7) lateral wall and described the first die body (2) lateral wall, be provided with the second charging aperture (14), between described the second core rod (6) lateral wall and described the second die body (3) lateral wall, be provided with the 3rd charging aperture (15), described chamber (9) port of export of clamp-oning is communicated with the entrance point of described the first core rod (7), described first flow (11) port of export is communicated with the entrance point of described the second core rod (6), described the second runner (12) port of export is communicated with described extruding cavity (13) entrance point.
2. tube extrusion die according to claim 1, is characterized in that: described first flow (11) entrance point to the port of export is ascending stepped.
3. tube extrusion die according to claim 1, is characterized in that: described the second runner (12) entrance point to the port of export is ascending stepped.
4. tube extrusion die according to claim 1, is characterized in that: described extruding cavity (13) entrance point to the port of export is the bell mouth shape reducing gradually by greatly.
5. tube extrusion die according to claim 1, is characterized in that: be positioned at described first core rod (7) of described extruding cavity (13) and the shape of described the second core rod (6) is consistent with the shape of described extruding cavity (13).
6. a tubing, is characterized in that: manufactured by claim 1 to the tube extrusion die described in claim 5 any one.
7. a flexible pipe, is characterized in that: be wrapped on rotation shaper by tubing claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320811557.4U CN203592662U (en) | 2013-12-10 | 2013-12-10 | Pipe extrusion die, pipe manufactured through the same and flexible pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320811557.4U CN203592662U (en) | 2013-12-10 | 2013-12-10 | Pipe extrusion die, pipe manufactured through the same and flexible pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203592662U true CN203592662U (en) | 2014-05-14 |
Family
ID=50673577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320811557.4U Withdrawn - After Issue CN203592662U (en) | 2013-12-10 | 2013-12-10 | Pipe extrusion die, pipe manufactured through the same and flexible pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203592662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692634A (en) * | 2013-12-10 | 2014-04-02 | 山西青科恒安矿业新材料有限公司 | Tube extrusion mold as well as tube and hose manufactured by using mold |
-
2013
- 2013-12-10 CN CN201320811557.4U patent/CN203592662U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692634A (en) * | 2013-12-10 | 2014-04-02 | 山西青科恒安矿业新材料有限公司 | Tube extrusion mold as well as tube and hose manufactured by using mold |
| CN103692634B (en) * | 2013-12-10 | 2015-09-09 | 山西青科恒安矿业新材料有限公司 | Tube extrusion die and utilize tubing and the flexible pipe of this Making mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140514 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |