CN204019837U - PTFE isostatic pressed tee joint forming die - Google Patents
PTFE isostatic pressed tee joint forming die Download PDFInfo
- Publication number
- CN204019837U CN204019837U CN201420454239.1U CN201420454239U CN204019837U CN 204019837 U CN204019837 U CN 204019837U CN 201420454239 U CN201420454239 U CN 201420454239U CN 204019837 U CN204019837 U CN 204019837U
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- shaped core
- external mold
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- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 42
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 42
- 238000007493 shaping process Methods 0.000 claims abstract description 17
- 108090000565 Capsid Proteins Proteins 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 4
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000843 powder Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses a kind of mould, provide a kind of low cost of manufacture, the PTFE isostatic pressed tee joint forming die that Forming Quality is good, solve the manufacturing cost existed in prior art high, quality cannot ensure, the technical problem of poor reliability etc., it comprises the T-shaped external mold of tubulose and the same T-shaped core rod being located in the tubulose in T-shaped external mold, T-shaped external mold and T-shaped core rod enclose the PTFE three-way pipe shaping mold cavity of T-shaped jointly, and plug is respectively equipped with on three openends of PTFE three-way pipe shaping mold cavity, the outer ring surface of T-shaped core rod is provided with layers of elastomeric film, T-shaped core rod is provided with several conductings in the through hole of layers of elastomeric film, described T-shaped external mold comprises symmetrically arranged T-shaped procapsid and T-shaped back casing, T-shaped tube chamber is enclosed after T-shaped procapsid and T-shaped back casing are docked mutually by several screws, T-shaped core rod is with being located in T-shaped tube chamber.
Description
Technical field
The utility model relates to a kind of mould, particularly relates to a kind of low cost of manufacture, the PTFE isostatic pressed tee joint forming die that Forming Quality is good.
Background technology
PTFE is as a kind of macromolecular material of function admirable, it has excellent chemical stability, electrical insulating property, the extremely low coefficient of kinetic friction, nonflammable, resistance to chemical attack and higher mechanical strength, be widely used in all trades and professions, especially in anticorrosion equipment, as liner of anti-corrosion equipment, threeway etc., existing PTFE threeway when processing and forming normally by PTFE threeway liner in steel pipe threeway, not only manufacturing cost is high, and because PTFE threeway liner is in threeway, therefore when crackle appears in the PTFE threeway of liner, pore or add is mingled with the very difficult detections such as matter and finds, therefore product quality cannot ensure, poor reliability.
Summary of the invention
The utility model mainly provides a kind of low cost of manufacture, the PTFE isostatic pressed tee joint forming die that Forming Quality is good, and solve the manufacturing cost existed in prior art high, quality cannot ensure, the technical problem of poor reliability etc.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of PTFE isostatic pressed tee joint forming die, comprise the T-shaped external mold of tubulose and the same T-shaped core rod being located in the tubulose in T-shaped external mold, T-shaped external mold and T-shaped core rod enclose the PTFE three-way pipe shaping mold cavity of T-shaped jointly, and plug is respectively equipped with on three openends of PTFE three-way pipe shaping mold cavity, the outer ring surface of T-shaped core rod is provided with layers of elastomeric film, T-shaped core rod is provided with several conductings in the through hole of layers of elastomeric film, described T-shaped external mold comprises symmetrically arranged T-shaped procapsid and T-shaped back casing, T-shaped tube chamber is enclosed after T-shaped procapsid and T-shaped back casing are docked mutually by several screws, T-shaped core rod is with being located in T-shaped tube chamber.T-shaped external mold is arranged to former and later two asymmetric housings, two housings form by screw docking the T-shaped tube chamber be packaged in outside T-shaped core rod, three-way forming adds man-hour, PTFE powder is dosed in PTFE three-way pipe shaping mold cavity, three openends of PTFE three-way pipe shaping mold cavity are blocked again by plug, again mould is immersed in the water pressurization, press water applies pressure to layers of elastomeric film through the through hole on T-shaped core rod, layers of elastomeric film all presses PTFE powder to make its isostatic compaction again, T-shaped core rod can be taken out after three-way forming and open front and rear housings and the PTFE three-way pipe after shaping is detected, relatively existing PTFE three-way pipe is without the need to outer lining ironware, low cost of manufacture, and can defective be screened out by detection in time and reclaim, Forming Quality is good, reliability is high.
As preferably, described plug is the ring sleeve of ring set in T-shaped mandrel tip, inner flange is connected with outside the T-shaped external mold corresponding with plug, to then outward flange on inner flange, outward flange is pressed on plug end face, and an outward flange is provided with the pressure entrance hole be connected with T-shaped core rod mesopore at least wherein.By inside and outside flange pressure, plug is pressed on three openends of PTFE three-way pipe shaping mold cavity, simple and reliable for structure.
As more preferably, the outside horizontal-extending of described layers of elastomeric film is also folded between inner flange and outward flange.Layers of elastomeric film extends between inside and outside flange, improves the sealing of PTFE three-way pipe shaping mold cavity, guarantees that PTFE three-way pipe is exerted pressure by layers of elastomeric film is stable in forming process, thus ensure that the quality of product.
As preferably, described T-shaped core rod comprises transverse tube and hard pipe, and be vertically connected with screwed pipe at the middle part of transverse tube, one end of screwed pipe is communicated with the mesopore of transverse tube, and the other end coaxial communication of screwed pipe one end of hard pipe.By the docking structure of transverse tube and hard pipe, structure is simple, easy accessibility.
As preferably, described layers of elastomeric film is rubber parts.Rubber parts cost is low, good springiness.
Therefore, PTFE isostatic pressed tee joint forming die of the present utility model has following advantage: opening forward and backward housing after PTFE three-way forming can carry out quality testing, and without the need to outer lining ironware, low cost of manufacture, and can defective be screened out by detection in time and reclaim, Forming Quality is good, and reliability is high; By inside and outside flange pressure, plug is pressed on three openends of PTFE three-way pipe shaping mold cavity, simple and reliable for structure.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the utility model PTFE isostatic pressed tee joint forming die;
Fig. 2 is the left view of T-shaped external mold;
Fig. 3 is the structural representation of T-shaped core rod.
Detailed description of the invention:
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As shown in Figure 1, a kind of PTFE isostatic pressed tee joint forming die of the present utility model, comprise the T-shaped external mold 1 of tubulose and the same T-shaped core rod 2 being located in the tubulose in T-shaped external mold 1, T-shaped external mold 1 and T-shaped core rod 2 enclose the PTFE three-way pipe shaping mold cavity 3 of T-shaped jointly, as shown in Figure 2, T-shaped external mold 1 wherein comprises symmetrically arranged T-shaped procapsid 11 and T-shaped back casing 12, several positioning through hole uniform on the interface of T-shaped procapsid 11 and T-shaped back casing 12, T-shaped tube chamber 13 is enclosed after mutually being docked by screw 7 through positioning through hole T-shaped procapsid 11 and T-shaped back casing 12, T-shaped core rod 2 is with being located in T-shaped tube chamber 13, as shown in Figure 3, T-shaped core rod 2 wherein comprises again transverse tube 21 and hard pipe 22, screwed pipe 23 is vertically connected with at the middle part of transverse tube 21, one end of screwed pipe 23 is communicated with transverse tube 21, the other end coaxial communication of screwed pipe 23 one end of hard pipe 22, as shown in Figure 1, on the outer ring surface of T-shaped core rod 2, airtight cover is filled with the layers of elastomeric film 5 of quality of rubber materials, T-shaped core rod 2 has several through holes 6, through hole 6 is uniform on the ring surface of T-shaped core rod 2, the plug 4 of annular sleeve tubulose is respectively installed with at the outboard end of transverse tube 21 and hard pipe 22, outer ring surface and three openends blocking PTFE three-way pipe shaping mold cavity 3 after corresponding T-shaped external mold 1 interworking of plug 4, inner flange 8 is connected with outside the T-shaped external mold 1 corresponding with plug 4, on inner flange 8 by bolt to then outward flange 9, outward flange 9 is pressed on plug 4 end face, and pressure entrance hole 10 is had on the outward flange 9 that transverse tube 21 one end is corresponding, pressure entrance hole 10 and T-shaped core rod 2 mesopore coaxial communication.
During use, PTFE powder is dosed in PTFE three-way pipe shaping mold cavity 3, three openends of PTFE three-way pipe shaping mold cavity 3 are blocked again by plug 4, again mold integral is immersed in the water and pressurizes, press water applies pressure to layers of elastomeric film 5 through the through hole 6 on T-shaped core rod 2, layers of elastomeric film 5 all presses PTFE powder to make its isostatic compaction again, and shaping rear taking-up T-shaped core rod 2, opens T-shaped procapsid 11 and T-shaped back casing 12 can take out shaped article.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. a PTFE isostatic pressed tee joint forming die, comprise the T-shaped external mold (1) of tubulose and the same T-shaped core rod (2) being located in the tubulose in T-shaped external mold (1), T-shaped external mold (1) and T-shaped core rod (2) enclose the PTFE three-way pipe shaping mold cavity (3) of T-shaped jointly, and plug (4) is respectively equipped with on three openends of PTFE three-way pipe shaping mold cavity (3), the outer ring surface of T-shaped core rod (2) is provided with layers of elastomeric film (5), T-shaped core rod (2) is provided with several conductings in the through hole (6) of layers of elastomeric film (5), it is characterized in that: described T-shaped external mold (1) comprises symmetrically arranged T-shaped procapsid (11) and T-shaped back casing (12), T-shaped procapsid (11) and T-shaped back casing (12) are by enclosing T-shaped tube chamber (13) after several screws (7) mutually docking, T-shaped core rod (2) is with being located in T-shaped tube chamber (13).
2. PTFE isostatic pressed tee joint forming die according to claim 1, it is characterized in that: described plug (4) is for ring set is at the ring sleeve of T-shaped core rod (2) end, inner flange (8) is connected with outside the T-shaped external mold (1) corresponding with plug (4), to then outward flange (9) on inner flange (8), outward flange (9) is pressed on plug (4) end face, and an outward flange (9) is provided with the pressure entrance hole (10) be connected with T-shaped core rod (2) mesopore at least wherein.
3. PTFE isostatic pressed tee joint forming die according to claim 2, is characterized in that: the outside horizontal-extending of described layers of elastomeric film (5) is also folded between inner flange (8) and outward flange (9).
4. the PTFE isostatic pressed tee joint forming die according to claim 1 or 2 or 3, it is characterized in that: described T-shaped core rod (2) comprises transverse tube (21) and hard pipe (22), screwed pipe (23) is vertically connected with at the middle part of transverse tube (21), one end of screwed pipe (23) is communicated with the mesopore of transverse tube (21), and the other end coaxial communication of screwed pipe (23) one end of hard pipe (22).
5. the PTFE isostatic pressed tee joint forming die according to claim 1 or 2 or 3, is characterized in that: described layers of elastomeric film (5) is rubber parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454239.1U CN204019837U (en) | 2014-08-13 | 2014-08-13 | PTFE isostatic pressed tee joint forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454239.1U CN204019837U (en) | 2014-08-13 | 2014-08-13 | PTFE isostatic pressed tee joint forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204019837U true CN204019837U (en) | 2014-12-17 |
Family
ID=52059744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420454239.1U Expired - Lifetime CN204019837U (en) | 2014-08-13 | 2014-08-13 | PTFE isostatic pressed tee joint forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204019837U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
| CN113715241A (en) * | 2021-08-20 | 2021-11-30 | 浙江菲达通球环保管业有限公司 | Manufacturing process of high-temperature-resistant negative-pressure steel-lined polytetrafluoroethylene composite pipe |
-
2014
- 2014-08-13 CN CN201420454239.1U patent/CN204019837U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
| CN109049469B (en) * | 2018-09-06 | 2023-05-12 | 陈烈 | High-pressure-resistant pipe machining device and machining method thereof |
| CN113715241A (en) * | 2021-08-20 | 2021-11-30 | 浙江菲达通球环保管业有限公司 | Manufacturing process of high-temperature-resistant negative-pressure steel-lined polytetrafluoroethylene composite pipe |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141217 |
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| CX01 | Expiry of patent term |