CN202685282U - Flow-adjustable multistage flow-split extrusion mold of pipe - Google Patents
Flow-adjustable multistage flow-split extrusion mold of pipe Download PDFInfo
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- CN202685282U CN202685282U CN2012203732440U CN201220373244U CN202685282U CN 202685282 U CN202685282 U CN 202685282U CN 2012203732440 U CN2012203732440 U CN 2012203732440U CN 201220373244 U CN201220373244 U CN 201220373244U CN 202685282 U CN202685282 U CN 202685282U
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- shunt head
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- dies
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- mold
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Abstract
The utility model relates to a flow-adjustable multistage flow-split extrusion mold of a pipe. The flow-adjustable multistage flow-split extrusion mold of the pipe is characterized by comprising at least two grading molds, each grading mold comprises a cylindrical opening mold which extends transversely and a column-shaped core mold arranged inside the cylindrical opening mold, a tubular clearance between the cylindrical opening mold and the core mold is used as a slurry channel, a core shaft which extends transversely is arranged on the axis of the core mold, and a column-shaped support rod used to connect the core shaft and the opening mold is arranged in the middle of the core mold in the axial direction. At least one flow splitting head is arranged at the inlet end of the extrusion mold, one end of the flow splitting head is an inlet, at least two branches are arranged at the inlet position, and corresponding branch outlets are arranged at the other end of the flow splitting head. The inlet ends of the grading molds are communicated with one branch outlet of one flow splitting head, and the branch outlets of the flow splitting head is connected with the inlet end of one grading mold or connected with the inlet of one flow splitting head. When the extrusion mold is used to split flows of slurry of the pipe, the grading molds are communicated, extrusion process is carried out at the same time, and therefore production efficiency is multiplied.
Description
Technical field
The utility model relates to a kind of production equipment of plastic pipe, relates in particular to a kind of extrusion die for the manufacture of plastic pipe.
Background technology
Plastic pipe is just made by the vacuum sizing device typing behind the one-step forming via extrusion die by the tubing slip again, wherein, extrusion die is the critical component of tube forming, because common extrusion die only has the single single class-consicous dies of passage, the tubing slip enters from the entrance point of these single class-consicous dies, the port of export leaves, and the tubing slip that the flow that provides for entrance point is larger causes waste to a certain degree to reduce production efficiency.
Summary of the invention
The utility model has overcome the deficiencies in the prior art, provides a kind of simple in structure, and multi-stage diffluence, takes full advantage of the tubing slip at reasonable distribution, enhances productivity, and can regulate branch flow simultaneously, improves the extrusion die of pipe workpiece quality.
For achieving the above object, the technical solution adopted in the utility model is: a kind of multi-stage diffluence tube extrusion die of adjustable flow, it is characterized in that: comprise at least two class-consicous dies, each class-consicous dies comprises laterally extending tubular mouth mould and is located at the interior column core of mouthful mould, tubulose gap between mouth mould and the core becomes slurry channel, the axis of described core is provided with laterally extending mandrel, axially the middle part is provided with the columnar stays bar of connecting mandrel and mouthful mould, the entrance point of described extrusion die is provided with one or more shunt heads, shunting first end is entrance, and be divided at least two branches in the porch, form respectively corresponding branch outlet at the other end, the entrance point of each class-consicous dies is connected with a branch outlet of a shunt head, and each branch outlet of described shunt head links to each other with an entrance point of class-consicous dies or links to each other with the entrance of a shunt head.
In preferred embodiment of the utility model, further comprise in the path of described at least one branch being provided with choke valve.
In preferred embodiment of the utility model, comprise that further described entrance point is provided with a shunt head, the branch outlet quantity of shunt head equates with class-consicous dies quantity, each branch outlet with and only corresponding class-consicous dies entrance point be connected.
In preferred embodiment of the utility model, comprise that further described entrance point is provided with elementary shunt head and secondary shunt head, elementary shunting first, the branch outlet quantity of elementary shunt head equals secondary shunt head quantity, and the branch outlet of each elementary shunt head is connected with the entrance of a corresponding secondary shunt head respectively; The branch outlet of each secondary shunt head is connected with the entrance point of corresponding class-consicous dies respectively.
In preferred embodiment of the utility model, comprising that further the branch outlet quantity of described shunt head equals the quantity of class-consicous dies, is two.
In preferred embodiment of the utility model, further comprise in the path of each branch outlet of described secondary shunt head being respectively equipped with choke valve.
In preferred embodiment of the utility model, comprising that further the branch outlet quantity of described elementary shunt head equals secondary shunt head quantity, is two, and each secondary shunt head has two branch outlets, and corresponding class-consicous dies quantity is four.
The utility model has solved the defective that exists in the background technology, and extrusion die of the present utility model is shunted the tubing slip, is communicated with respectively class-consicous dies, extrudes simultaneously operation, significantly improves production efficiency.Can be further in the path of the branch of shunt head, choke valve be set, regulates and each branch flow of balance, to guarantee the pipe finished quality, improve stability.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment 1 of the present utility model;
Fig. 2 is the structural representation of preferred embodiment 2 of the present utility model;
Among the figure: 2, class-consicous dies, 4, mouthful mould, 6, core, 8, slurry channel, 10, mandrel, 12, support bar, 14, entrance point, 16, the port of export, 18, shunt head, 181, entrance, 182, branch, 183, branch outlet, 20, entrance point, 22, flange, 24, choke valve, 26, elementary shunt head, 261, entrance, 263, branch outlet, 28, secondary shunt head, 281, entrance, 282, branch, 283, branch outlet, 30, flange.
The specific embodiment
In conjunction with the accompanying drawings and embodiments the utility model is described in further detail now, these accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Embodiment 1: as shown in Figure 1, the multi-stage diffluence tube extrusion die of a kind of adjustable flow of the present utility model, comprise two class-consicous dies 2, each classification mould 2 tool comprises laterally extending tubular mouth mould 4 and the column core 6 of being located in mouthful mould 4, tubulose gap between mouth mould 4 and the core 6 becomes slurry channel 8, the axis of described core 6 is provided with laterally extending mandrel 10, axially the middle part is provided with the columnar stays bar 12 of connecting mandrel 10 and mouthful mould 4, the horizontal two ends of described extrusion die are respectively entrance point 14 and the port of export 16, described entrance point 14 places are provided with a shunt head 18, shunt head 18 1 ends are entrance 181, and be two branches 182 in entrance 181 punishment, the entrance point 20 that forms respectively corresponding 183, two class-consicous dies 2 of branch outlet at the other end is connected with corresponding branch outlet 183 respectively.Described shunt head 18 is provided with flange 22 towards an end of extrusion die entrance point 14, is used for linking to each other with corresponding miscellaneous equipment.Along described entrance point 20 to support bar 12 directions, the slurry channel 8 vertically annulus width of arbitrary section equates that the internal radius of arbitrary section increases gradually.Along support bar 12 to the described port of export 16 directions, slurry channel 8 is divided into two sections, is bordering on a section of support bar 12, and the annulus width of arbitrary section reduces gradually, and the internal radius of arbitrary section also reduces gradually; Be bordering on a section of the described port of export 16, the annulus width of arbitrary section equates that the internal radius of arbitrary section equates.Described support bar 12 is 4, bead mould 4 cross sections circumferentially evenly distribute, and each support bar 12 axis direction is parallel in the path of mouthful mould 4 cross sections, described two branches 182 and is respectively equipped with choke valve 24, and shunt head 18 outer walls are stretched out in the manual adjustable side of choke valve 24.
During work, the tubing slip enters from shunt head 18 entrances 181, is divided into two from branch outlet 183 outflows, flows into simultaneously corresponding class-consicous dies 2, extrusion molding.
Embodiment 2: as shown in Figure 2, embodiment 2 of the present utility model is with the difference part of embodiment 1: described entrance point is provided with elementary shunt head 26 and secondary shunt head 28,26 1 of elementary shunt heads, 28 two of secondary shunt heads, the branch outlet 263 of elementary shunt head 26 also is two, and the branch outlet 263 of each elementary shunt head 26 is connected with the entrance 281 of a corresponding secondary shunt head 28 respectively; The branch outlet 283 of secondary shunt head 28 is two, and described class-consicous dies 2 are 4, and the branch outlet 283 of each secondary shunt head 28 is connected with the entrance point 20 of corresponding class-consicous dies 2 respectively.Be respectively equipped with choke valve 24 in the path of the branch 282 of described 4 secondary shunt heads 28.One end of two secondary shunt head 28 entrances 281 is respectively equipped with flange 22, is connected with the respective branches outlet 263 of elementary shunt head 26 by flange 22.One end of elementary shunt head 26 entrances 261 also is provided with flange 30, is used for linking to each other with corresponding miscellaneous equipment.
During work, the tubing slip enters from elementary shunt head 26 entrances 261, be divided into two from branch outlet 263 outflows, flow into simultaneously corresponding secondary shunt head 28 entrances 281, each is divided into again two, totally four, is flowed out by secondary shunt head 28 branch outlets 283 respectively, enter corresponding class-consicous dies 2, extrusion molding.
Above foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related personnel can in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on the specification, must determine technical scope according to the claim scope.
Claims (7)
1. the multi-stage diffluence tube extrusion die of an adjustable flow, it is characterized in that: comprise at least two class-consicous dies, each class-consicous dies comprises laterally extending tubular mouth mould and is located at the interior column core of mouthful mould, tubulose gap between mouth mould and the core becomes slurry channel, the axis of described core is provided with laterally extending mandrel, axially the middle part is provided with the columnar stays bar of connecting mandrel and mouthful mould, the entrance point of described extrusion die is provided with one or more shunt heads, shunting first end is entrance, and be divided at least two branches in the porch, form respectively corresponding branch outlet at the other end, the entrance point of each class-consicous dies is connected with a branch outlet of a shunt head, and each branch outlet of described shunt head links to each other with an entrance point of class-consicous dies or links to each other with the entrance of a shunt head.
2. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 1 is characterized in that: be provided with choke valve in the path of described at least one branch.
3. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 2, it is characterized in that: described entrance point is provided with a shunt head, the branch outlet quantity of shunt head equates with class-consicous dies quantity, each branch outlet with and only corresponding class-consicous dies entrance point be connected.
4. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 2, it is characterized in that: described entrance point is provided with elementary shunt head and secondary shunt head, elementary shunting first, the branch outlet quantity of elementary shunt head equals secondary shunt head quantity, and the branch outlet of each elementary shunt head is connected with the entrance of a corresponding secondary shunt head respectively; The branch outlet of each secondary shunt head is connected with the entrance point of corresponding class-consicous dies respectively.
5. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 3, it is characterized in that: the branch outlet quantity of described shunt head equals the quantity of class-consicous dies, is two.
6. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 4 is characterized in that: be respectively equipped with choke valve in the path of each branch outlet of described secondary shunt head.
7. the multi-stage diffluence tube extrusion die of a kind of adjustable flow according to claim 6, it is characterized in that: the branch outlet quantity of described elementary shunt head equals secondary shunt head quantity, be two, each secondary shunt head has two branch outlets, and corresponding class-consicous dies quantity is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203732440U CN202685282U (en) | 2012-07-31 | 2012-07-31 | Flow-adjustable multistage flow-split extrusion mold of pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203732440U CN202685282U (en) | 2012-07-31 | 2012-07-31 | Flow-adjustable multistage flow-split extrusion mold of pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202685282U true CN202685282U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203732440U Expired - Fee Related CN202685282U (en) | 2012-07-31 | 2012-07-31 | Flow-adjustable multistage flow-split extrusion mold of pipe |
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| Country | Link |
|---|---|
| CN (1) | CN202685282U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814964A (en) * | 2012-07-31 | 2012-12-12 | 昆山圣源机械有限公司 | Flow-adjustable multi-stage shunting pipe extruding die |
| CN109693338A (en) * | 2018-11-05 | 2019-04-30 | 佳禾智能科技股份有限公司 | A kind of molding die and formation system of the neckstrap original wire rod of neck hanging type earphone |
-
2012
- 2012-07-31 CN CN2012203732440U patent/CN202685282U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814964A (en) * | 2012-07-31 | 2012-12-12 | 昆山圣源机械有限公司 | Flow-adjustable multi-stage shunting pipe extruding die |
| CN109693338A (en) * | 2018-11-05 | 2019-04-30 | 佳禾智能科技股份有限公司 | A kind of molding die and formation system of the neckstrap original wire rod of neck hanging type earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20130731 |