CN102922719A - Mould of tubular product - Google Patents
Mould of tubular product Download PDFInfo
- Publication number
- CN102922719A CN102922719A CN2012104438482A CN201210443848A CN102922719A CN 102922719 A CN102922719 A CN 102922719A CN 2012104438482 A CN2012104438482 A CN 2012104438482A CN 201210443848 A CN201210443848 A CN 201210443848A CN 102922719 A CN102922719 A CN 102922719A
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- mould
- core
- tubular body
- pressing plate
- die sleeve
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Abstract
The invention discloses a mould of a tubular product. The mould comprises an outer mould and an inner mould, wherein the outer mould comprises a tail mould sleeve, a support, a front mould sleeve and an opening mould which are concentrically arranged from the feeding end to the discharging end in sequence. The inner mould comprises shunting cones concentrically installed on the support and core moulds concentrically fixed the ends of the shunting cones corresponding to the discharging end, reinforcing rings are fixedly installed at the ends of the core moulds corresponding to the discharging end, the outer peripheral walls of the reinforcing rings and the outer peripheral walls close to the end portions of the core moulds are located on the same cylindrical face, and the reinforcing rings are made from Teflon. By adding the reinforcing rings made from the Teflon at the discharging ends of the core moulds, the cleanness and smoothness of the inner surface of a solid wall tube manufacture by the mould is improved greatly, and the mould is suitable for tube manufacture of recycled regeneration raw materials. In addition, the hardness of the inner wall surface of the product is also improved, the performance of products made from various raw materials can meet the using requirement, and the mould of the tubular product is suitable for being popularized and used.
Description
Technical field
The present invention relates to a kind of mould of tubular body.
Background technology
The solid wall pipe mould of conventional; behind material process spreader; material flows out (as shown in Figure 1) from the inner surface of mouth mould and the formed annular channel of outer surface of core; because the needs of at present environmental protection; used plastic product is recycling after reclaiming; make it become regenerative raw materials; regenerative raw materials not only will be produced the tubing that meets product properties; again so that regenerative raw materials is bright and clean smooth at the inner surface of goods, can not be therefore and material that impact flows into when using affects its flowability owing to article inner surface is coarse in goods.And traditional solid wall pipe mould only adapts to new raw material, if can not satisfy client's requirement with the reclaimed materials inwall.
Summary of the invention
For the technical deficiency of above-mentioned existence, the purpose of this invention is to provide a kind of inner surface smoothness of Effective Raise goods and be applicable to the mould of tubular body of the regenerative raw materials of recycling.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of mould of tubular body, comprise external mold and internal mold, form an actor's rendering of an operatic tune for material stream passed between the internal face of described external mold and the outside wall surface of described internal mold, described external mold comprises from feed end to discharge end the successively tail die sleeve of concentric setting, support, front die sleeve and mouthful mould, described internal mold comprises that concentric is loaded on the spreader on the described support, concentric is fixed on the core on the end of corresponding discharge end of described spreader, one end of the corresponding discharge end of described core is installed with one and strengthens ring, the periphery wall of the periphery wall of described enhancing ring and the adjacent end of described core is in the same face of cylinder, and the making material of described enhancing ring is polytetrafluoroethylene (PTFE).
Preferably, described enhancing ring is fixedly mounted on by a core pressing plate on the end face of corresponding discharge end of described core, described enhancing annulate shaft is to being clamped between described core and the described core pressing plate, and the periphery wall of the periphery wall of described core pressing plate and described enhancing ring is in the same face of cylinder.
Preferably, along circumferentially being evenly distributed with a plurality of axially extended the first fastening bolts, described the first fastening bolt is tightened on the described core after passing successively described core pressing plate and described enhancing ring on the described core pressing plate.
Preferably, be fixedly connected by circumferential equally distributed a plurality of axially extended the second fastening bolts between described tail die sleeve, described support and the described front die sleeve.
Preferably, described the second fastening bolt passes successively and is tightened on described front mould behind described tail die sleeve and the described support and puts.
Preferably, described mouthful mould is fixed on described front mould by circumferential equally distributed a plurality of axially extended the 3rd fastening bolts and puts.
Preferably, described core is fixed on the described spreader by a plurality of axially extended the 4th fastening bolts.
Beneficial effect of the present invention is: add the enhancing ring that polytetrafluoroethylene (PTFE) is made by the discharge end at core, use the bright and clean smoothness of inner surface of the solid wall pipe that this mould makes greatly to improve, and be applicable to come tubulation with the regenerative raw materials of recycling, simultaneously, the hardness of the inner wall surface of goods also can improve, the performance of the goods under the various raw materials can both meet instructions for use, is suitable for promoting the use of in the mould of tubular body.
Description of drawings
Accompanying drawing 1 is the structural representation of the mould of the tubular body in the conventional art;
Accompanying drawing 2 is the structural representation of the mould of tubular body of the present invention;
Accompanying drawing 3 is the schematic side view of the core in the mould of tubular body of the present invention;
Accompanying drawing 4 be in the accompanying drawing 3 A-A to cross-sectional schematic;
Accompanying drawing 5 be in the accompanying drawing 3 B-B to cross-sectional schematic.
In the accompanying drawing: 1, tail die sleeve; 2, support; 3, front die sleeve; 4, mouthful mould; 5, spreader; 6, core; 7, core pressing plate; 8, strengthen ring; 9, the first fastening bolt; 10, the second fastening bolt; 11, the 3rd fastening bolt; 12, the 4th fastening bolt; 13, an actor's rendering of an operatic tune.
The specific embodiment
Below in conjunction with embodiment shown in the drawings the present invention is made following detailed description:
Such as accompanying drawing 2 to shown in the accompanying drawing 5, the mould of tubular body of the present invention, comprise external mold and internal mold, form an actor's rendering of an operatic tune 13 for material stream passed between the internal face of external mold and the outside wall surface of internal mold, external mold comprises from feed end to discharge end the successively tail die sleeve 1 of concentric setting, support 2, front die sleeve 3 and mouthful mould 4, internal mold comprises that concentric is loaded on the spreader 5 on the support 2, concentric is fixed on the core 6 on the end of corresponding discharge end of spreader 5, one end of the corresponding discharge end of core 6 is installed with one by a core pressing plate 7 and strengthens ring 8, the periphery wall of core pressing plate 7, the periphery wall of the periphery wall of enhancing ring 8 and the adjacent end of core 6 is in the same face of cylinder, the edge circumferentially is evenly distributed with a plurality of axially extended the first fastening bolts 9 on the core pressing plate 7, offer respectively locating hole on corresponding core pressing plate 7 and the enhancing ring 8, the first fastening bolt 9 is tightened on the core 6 after passing successively core pressing plate 7 and strengthening the locating hole that encircles on 8, the making material that strengthens ring 8 is polytetrafluoroethylene (PTFE), it has high chemical stability and fabulous lubricity, coefficient of friction is extremely low, can under 250 ℃ of conditions, use for a long time, during molding, with core pressing plate 7 and strengthen after ring 8 all is fixedly mounted on the core 6, periphery wall to them carries out fine finishining simultaneously, so that in the process of tubulation because metal and polytetrafluoroethylene (PTFE) heat-resisting different, heat can occur and rise in polytetrafluoroethylene (PTFE), under the effect of its extruding, just so that the internal face of goods is Paint Gloss; Certainly, strengthening ring 8 also can directly be fixed on the end of core 6 by the first fastening bolt 9, the periphery wall of the periphery wall of enhancing ring 8 and the adjacent end of core 6 is in the same face of cylinder, equally, during molding, to strengthen the ring 8 be fixedly mounted on the core 6 by the first fastening bolt 9 first after, periphery wall to them carries out fine finishining simultaneously, same so that in the process of tubulation because metal and polytetrafluoroethylene (PTFE) heat-resisting different, heat can occur and rise in polytetrafluoroethylene (PTFE), under the effect of its extruding, just so that the internal face of goods is Paint Gloss; Tail die sleeve 1, be fixedly connected by circumferential equally distributed a plurality of axially extended the second fastening bolts 10 between support 2 and the front die sleeve 3, all offer locating hole on corresponding tail die sleeve 1 and the support 2, the second fastening bolt 10 is tightened on the front die sleeve 3 after passing successively locating hole on tail die sleeve 1 and the support 2, mouth mould 4 is fixed on the front die sleeve 3 by circumferential equally distributed a plurality of axially extended the 3rd fastening bolts 11, core 6 is fixed on the spreader 5 by a plurality of axially extended the 4th fastening bolts 12, the first above-mentioned fastening bolt 9 is two, the 4th fastening bolt 12 is two, two the first fastening bolts 9 and two the 4th fastening bolts 12 are located (shown in the accompanying drawing 3 on four summits dropping on " ten " perpendicular to the projection on the plane of axial line, wherein illustrated each locating hole, do not illustrate corresponding bolt), for guaranteeing the intensity of goods, the outer face of mouth mould 4 and the outer face of core pressing plate 7 are positioned at same plane, and the axial line of this plane and whole mould is perpendicular.
Design of the present invention adds the enhancing ring that polytetrafluoroethylene (PTFE) is made by the discharge end at core, use the bright and clean smoothness of inner surface of the solid wall pipe that this mould makes greatly to improve, and be applicable to come tubulation with the regenerative raw materials of recycling, simultaneously, the hardness of the inner wall surface of goods also can improve, the performance of the goods under the various raw materials can both meet instructions for use, is suitable for promoting the use of in the mould of tubular body.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (7)
1. the mould of a tubular body, it is characterized in that: comprise external mold and internal mold, form an actor's rendering of an operatic tune for material stream passed between the internal face of described external mold and the outside wall surface of described internal mold, described external mold comprises from feed end to discharge end the successively tail die sleeve of concentric setting, support, front die sleeve and mouthful mould, described internal mold comprises that concentric is loaded on the spreader on the described support, concentric is fixed on the core on the end of corresponding discharge end of described spreader, one end of the corresponding discharge end of described core is installed with one and strengthens ring, the periphery wall of the periphery wall of described enhancing ring and the adjacent end of described core is in the same face of cylinder, and the making material of described enhancing ring is polytetrafluoroethylene (PTFE).
2. the mould of a kind of tubular body according to claim 1, it is characterized in that: described enhancing ring is fixedly mounted on by a core pressing plate on the end face of corresponding discharge end of described core, described enhancing annulate shaft is to being clamped between described core and the described core pressing plate, and the periphery wall of the periphery wall of described core pressing plate and described enhancing ring is in the same face of cylinder.
3. the mould of a kind of tubular body according to claim 2, it is characterized in that: along circumferentially being evenly distributed with a plurality of axially extended the first fastening bolts, described the first fastening bolt is tightened on the described core after passing successively described core pressing plate and described enhancing ring on the described core pressing plate.
4. the mould of a kind of tubular body according to claim 1 is characterized in that: be fixedly connected by circumferential equally distributed a plurality of axially extended the second fastening bolts between described tail die sleeve, described support and the described front die sleeve.
5. the mould of a kind of tubular body according to claim 4 is characterized in that: described the second fastening bolt passes successively and is tightened on described front mould behind described tail die sleeve and the described support and puts.
6. the mould of a kind of tubular body according to claim 1 is characterized in that: described mouthful of mould is fixed on described front mould by circumferential equally distributed a plurality of axially extended the 3rd fastening bolts and puts.
7. the mould of a kind of tubular body according to claim 1, it is characterized in that: described core is fixed on the described spreader by a plurality of axially extended the 4th fastening bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104438482A CN102922719A (en) | 2012-11-08 | 2012-11-08 | Mould of tubular product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104438482A CN102922719A (en) | 2012-11-08 | 2012-11-08 | Mould of tubular product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102922719A true CN102922719A (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104438482A Pending CN102922719A (en) | 2012-11-08 | 2012-11-08 | Mould of tubular product |
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| Country | Link |
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| CN (1) | CN102922719A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192512A (en) * | 2013-04-10 | 2013-07-10 | 刘迎春 | Plastic pipe density intensifying and bright-draw device |
| CN107791485A (en) * | 2017-09-26 | 2018-03-13 | 福建师范大学 | A kind of tubing die head for eliminating bad mold joint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101015949A (en) * | 2007-02-13 | 2007-08-15 | 杭州双林塑业有限公司 | Special-purpose mould for cross-linked polyethylene tube |
| CN202053503U (en) * | 2011-05-30 | 2011-11-30 | 湖北今非塑业有限公司 | Steel-plastic extrusion mold head of PE (polyethylene) pipe forming mold |
| CN202498717U (en) * | 2012-02-01 | 2012-10-24 | 东莞市通盛机械有限公司 | Double-layered four-die-head device for extruding machine |
| CN202934782U (en) * | 2012-11-08 | 2013-05-15 | 苏州金纬机械制造有限公司 | Mould for tubular products |
-
2012
- 2012-11-08 CN CN2012104438482A patent/CN102922719A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101015949A (en) * | 2007-02-13 | 2007-08-15 | 杭州双林塑业有限公司 | Special-purpose mould for cross-linked polyethylene tube |
| CN202053503U (en) * | 2011-05-30 | 2011-11-30 | 湖北今非塑业有限公司 | Steel-plastic extrusion mold head of PE (polyethylene) pipe forming mold |
| CN202498717U (en) * | 2012-02-01 | 2012-10-24 | 东莞市通盛机械有限公司 | Double-layered four-die-head device for extruding machine |
| CN202934782U (en) * | 2012-11-08 | 2013-05-15 | 苏州金纬机械制造有限公司 | Mould for tubular products |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192512A (en) * | 2013-04-10 | 2013-07-10 | 刘迎春 | Plastic pipe density intensifying and bright-draw device |
| CN107791485A (en) * | 2017-09-26 | 2018-03-13 | 福建师范大学 | A kind of tubing die head for eliminating bad mold joint |
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Application publication date: 20130213 |