CN208118387U - A kind of mouth mold and mold for plastic pipe molding - Google Patents
A kind of mouth mold and mold for plastic pipe molding Download PDFInfo
- Publication number
- CN208118387U CN208118387U CN201820557065.XU CN201820557065U CN208118387U CN 208118387 U CN208118387 U CN 208118387U CN 201820557065 U CN201820557065 U CN 201820557065U CN 208118387 U CN208118387 U CN 208118387U
- Authority
- CN
- China
- Prior art keywords
- ring
- mold
- plastic pipe
- polytetrafluoroethylene
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of knot of the utility model is used for the mouth mold and mold of plastic pipe molding, wherein mouth mold includes mold bellmouth filler ring, mold socket ring and polytetrafluoroethylene ring, and polytetrafluoroethylene ring is sleeved on the medial surface of mold socket ring；The bottom of polytetrafluoroethylene ring extends outward to form connected unit, and the end face of connected unit is equipped with dovetail groove, and the bottom of mold socket ring extends outward to form splicing station, and splicing station is adapted with dovetail groove.The utility model forms the sizing to plastic pipe using the medial surface of polytetrafluoroethylene (PTFE) ring set, to improve the surface quality of plastic pipe, simultaneously, by being equipped with dovetail groove in the upper of connected unit, the splicing station of mating mold socket ring bottom, and it is adapted splicing station with dovetail groove, to, it is designed using the structure of dovetail groove and splicing station, make it when expanded by heating is deformed, splicing station expansion and dovetail groove size becomes smaller so that cooperate between splicing station and dovetail groove it is even closer, to guarantee the internal diameter and quality of polytetrafluoroethylene (PTFE) ring set.
Description
Technical field
The utility model relates to plastic pipe molding technical field of mold, are used for plastic pipe more particularly, to one kind
Molding mouth mold and mold.
Background technique
Currently, require to form by the extrusion molding of extruder greatly in the production of the plastic pipes such as PE, PPR, PVC, and
And it needs that extrusion mould-outlet is made to keep at a certain temperature, to ensure that stable physicochemical change occurs for raw material, producing
The reliable and stable tubing of performance indexes.
Existing extruder extrusion mould-outlet is all pure metal product, and for PE, PPR/PVC pipe when squeezing out, stability is poor, tube wall
Smoothness is inadequate, docks the influence that brings inconvenience to a certain extent to the construction of tubing, and also influence the aesthetic measure of tubing.
People fill a polytetrafluoroethylene (PTFE) set resistant to high temperature in order to solve the above technical problems, by metal die orifice housing
Ring.In actual use, although polytetrafluoroethylene ring has certain high temperature resistance, when due to plastic pipe molding being usually long
Between continuously run, this results in polytetrafluoroethylene ring is heated can be deformed, and influences to produce the surface quality of tubing.
Utility model content
The utility model provide a kind of structure it is simple and can effectively improve tube surfaces quality for plastic pipe at
The mouth mold and mold of type, the technical problem of surface quality difference when solving existing plastic pipe molding.
One aspect according to the present utility model provides a kind of mouth mold for plastic pipe molding, including mold bellmouth
Filler ring, mold socket ring and polytetrafluoroethylene ring, the polytetrafluoroethylene ring are sleeved on the medial surface of the mold socket ring, institute
Mold socket ring is stated to be installed on the mold bellmouth filler ring；The bottom of the polytetrafluoroethylene ring extends outward to form connection
The end face of platform, the connected unit is equipped with dovetail groove, and the bottom of the mold socket ring extends outward to form splicing station, the spelling
It is consecutive to be adapted with the dovetail groove.
On the basis of above scheme preferably, the mold bellmouth filler ring is equipped with close to one side surface of polytetrafluoroethylene ring
One step surface, the step surface are adapted with the connected unit.
On the basis of above scheme preferably, the mold socket ring and the mold bellmouth filler ring are mutually solid by attaching nut
It is fixed.
The utility model additionally provides a kind of mold for plastic pipe molding, including as described above a kind of for moulding
The molding mouth mold of expects pipe material.
It on the basis of above scheme preferably, further include plug, the plug is sleeved in the mouth mold, and the mouth mold
The difference of the outer diameter of internal diameter and the plug is the thickness of the plastic pipe.
On the basis of above scheme preferably, the plug includes outside plug grafting ring, plug undertaking ring and polytetrafluoroethylene (PTFE)
Ring, polytetrafluoroethylene (PTFE) exterior ring cap is on the periphery of the plug grafting ring, and the plug grafting ring is installed in the core
Stick is accepted on ring.
On the basis of above scheme preferably, the bottom inner circle of the polytetrafluoroethylene (PTFE) outer ring is extended to form towards center position
Docking station, it is in swallow-tailed link slot that the docking station, which is equipped with section,；The bottom cylindrical face of the plug grafting ring is equipped with
With the connection-peg of link slot cooperation.
On the basis of above scheme preferably, the bottom face of the bottom face of the docking station and the connection-peg forms step
Face, the plug grafting ring are equipped with a positioning step, and the positioning step is adapted with the step surface.
A kind of mouth mold for plastic pipe molding of the utility model is installed poly- by the medial surface in mold socket ring
Tetrafluoroethene ring set forms the sizing to plastic pipe using the medial surface of polytetrafluoroethylene (PTFE) ring set, to improve plastic pipe
Surface quality, meanwhile, in order to ensure polytetrafluoroethylene (PTFE) ring set because temperature increases for a long time in use, will not be deformed, shadow
The surface quality and its machining accuracy of plastic pipe are rung, the utility model designs using also in the bottom of polytetrafluoroethylene ring outside
Connected unit is extended to form, by being equipped with dovetail groove on the end face of connected unit, the bottom of mating mold socket ring extends outwardly shape
At splicing station, and be adapted splicing station with dovetail groove, thus, using the structure of dovetail groove and splicing station design, make its by
Thermal expansion is when being deformed, and splicing station expansion, dovetail groove become smaller because of expandable interior size so that splicing station and dovetail groove it
Between cooperation it is even closer, to guarantee the internal diameter and quality of polytetrafluoroethylene (PTFE) ring set.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the mold for plastic pipe molding of the utility model；
Fig. 2 is the explosive view of the mold for plastic pipe molding of the utility model；
In figure：10, mold bellmouth filler ring；11, step surface；20, mold socket ring；21, splicing station；30, polytetrafluoroethylene (PTFE)
Ring；31, connected unit；32, dovetail groove；40, attaching nut；50, plug；51, plug grafting ring；56, connection-peg；52, plug is held
Connect ring；53, polytetrafluoroethylene (PTFE) outer ring；54, docking station；55, link slot；56, connection-peg；57, positioning step.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Referring to Fig. 1, simultaneously as shown in connection with fig. 2, the utility model provides a kind of mouth mold for plastic pipe molding, packet
Include mold bellmouth filler ring 10, mold socket ring 20 and polytetrafluoroethylene ring 30, wherein polytetrafluoroethylene ring 30 is sleeved on mold and inserts
The medial surface of choma 20, mold socket ring 20 are installed on mold bellmouth filler ring 10；The bottom of polytetrafluoroethylene ring 30 is to extension
It stretches to form connected unit 31, the end face of connected unit 31 is equipped with dovetail groove 32, and the bottom of mold socket ring 20 extends outward to form spelling
Consecutive 21, splicing station 21 is adapted with dovetail groove 32.
A kind of mouth mold for plastic pipe molding of the utility model passes through the medial surface installing in mold socket ring 20
30 sets of polytetrafluoroethylene ring, the sizing to plastic pipe is formed using 30 sets of medial surface of polytetrafluoroethylene ring, to improve plastics
The surface quality of tubing, meanwhile, in order to ensure 30 sets of polytetrafluoroethylene ring because temperature increases for a long time in use, will not generate
Deformation influences the surface quality and its machining accuracy of plastic pipe, and the utility model is using also at the bottom of polytetrafluoroethylene ring 30
Portion's design extends outward to form connected unit 31, by being equipped with dovetail groove 32, mating mold socket ring on the end face of connected unit 31
20 bottom extends outward to form splicing station 21, and is adapted splicing station 21 with dovetail groove 32, thus, using dovetail groove 32 with
The structure of splicing station 21 designs, and makes it when expanded by heating is deformed, and the expansion of splicing station 21, dovetail groove 32 are because of expandable interior ruler
It is very little to become smaller, so that the cooperation between splicing station 21 and dovetail groove 32 is even closer, to guarantee 30 sets of polytetrafluoroethylene ring
Internal diameter and quality.
It is directly connected to accuracy in order to facilitate mold bellmouth filler ring 10 and mold socket ring 20, guarantees the internal diameter of mouth mold, this
The mold bellmouth filler ring 10 of utility model is equipped with a step surface 11, step surface 11 and institute close to 30 1 side surface of polytetrafluoroethylene ring
Connected unit 31 is stated to be adapted.
In order to facilitate replacement mouth mold, to adapt to different outer diameter plastic pipes, the mold socket ring 20 of the utility model with
Mold bellmouth filler ring 10 is fixed by 40 phase of attaching nut.
Please continue to refer to shown in Fig. 2, the utility model additionally provides a kind of mold for plastic pipe molding, including such as
A kind of mouth mold for plastic pipe molding of upper description.
Further, a kind of mold for plastic pipe molding of the utility model, further includes plug 50, and 50 sets of plug
In mouth mold, plug 50 and mouth mold are coaxially disposed, and the difference of the outer diameter of the internal diameter of mouth mold and plug 50 is the thickness of plastic pipe
Degree.
In use, plug 50 and mouth mold are coaxially disposed and are installed on head 60, the raw material of plastic pipe are by adding
After heat is melted, formed by 60 basis of head, then by the gap between plug 50 and mouth mold, extrusion forming is tubing
Shape.
Please continue to refer to shown in Fig. 2, the plug 50 of the utility model includes plug grafting ring 51, plug undertaking ring 52 and gathers
Tetrafluoroethene outer ring 53, polytetrafluoroethylene (PTFE) outer ring 53 are sleeved on the periphery of plug grafting ring 51, and plug grafting ring 51 fills
Plug is located to accept on ring 52.In use, contacted using the periphery of polytetrafluoroethylene (PTFE) outer ring 53 with the internal diameter of plastic pipe, it is real
It is now formed to the inner surface of plastic pipe, to effectively improve the quality on plastic pipe surface.
In order to prevent in long-time process, the raising of 53 temperature of polytetrafluoroethylene (PTFE) outer ring is deformed, and influences its reality
It uses, the utility model also extends to form docking station 54 towards center position in the bottom inner circle of polytetrafluoroethylene (PTFE) outer ring 53, inserts
Consecutive 54 are equipped with section in swallow-tailed link slot 55；The bottom cylindrical face of plug grafting ring 51 is equipped with matches with link slot 55
The connection-peg 56 of conjunction.It can be expanded using link slot 55 is heated, the space of link slot 55 becomes smaller, meanwhile, connection-peg 56 is heated
Expansion makes the two bracket from relatively large sized connection-peg 56 is installed in the relatively small link slot 55 of size
It connects even closer reliable.
Further, the bottom face of the bottom face Yu connection-peg 56 of the docking station 54 of the utility model forms step surface 55,
Plug grafting ring 51 is equipped with a positioning step 57, and positioning step 57 is adapted with step surface 55, to effectively facilitate the two
Between installation positioning.
Finally, the present processes are only preferable embodiment, it is not intended to limit the protection scope of the utility model.
Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should be included in this reality
Within novel protection scope.
Claims (8)
1. a kind of mouth mold for plastic pipe molding, which is characterized in that including mold bellmouth filler ring, mold socket ring and poly- four
Vinyl fluoride ring, the polytetrafluoroethylene ring are sleeved on the medial surface of the mold socket ring, and the mold socket ring is installed in institute
It states on mold bellmouth filler ring；The bottom of the polytetrafluoroethylene ring extends outward to form connected unit, on the end face of the connected unit
Equipped with dovetail groove, the bottom of the mold socket ring extends outward to form splicing station, and the splicing station is mutually fitted with the dovetail groove
Match.
2. a kind of mouth mold for plastic pipe molding as described in claim 1, which is characterized in that the mold bellmouth filler ring
It is equipped with a step surface close to one side surface of polytetrafluoroethylene ring, the step surface is adapted with the connected unit.
3. as claimed in claim 1 or 2 be used for plastic pipe molding mouth mold, which is characterized in that the mold socket ring with
The mold bellmouth filler ring is mutually fixed by attaching nut.
4. a kind of mold for plastic pipe molding, which is characterized in that including as described in claim 1 a kind of for plastics
The mouth mold of tube forming.
5. a kind of mold for plastic pipe molding as claimed in claim 4, which is characterized in that it further include plug, it is described
Plug is sleeved in the mouth mold, and the difference of the outer diameter of the internal diameter of the mouth mold and the plug is the thickness of the plastic pipe
Degree.
6. a kind of mold for plastic pipe molding as claimed in claim 5, which is characterized in that the plug includes plug
Grafting ring, plug accept ring and polytetrafluoroethylene (PTFE) outer ring, and polytetrafluoroethylene (PTFE) exterior ring cap is mounted in the periphery of the plug grafting ring
On, and the plug grafting ring is installed in the plug and accepts on ring.
7. a kind of mold for plastic pipe molding as claimed in claim 6, which is characterized in that outside the polytetrafluoroethylene (PTFE)
The bottom inner circle of ring extends to form docking station towards center position, and it is in swallow-tailed link slot that the docking station, which is equipped with section,；
The bottom cylindrical face of the plug grafting ring is equipped with the connection-peg cooperated with the link slot.
8. a kind of mold for plastic pipe molding as claimed in claim 7, which is characterized in that the bottom end of the docking station
The bottom face of face and the connection-peg forms step surface, and the plug grafting ring is equipped with a positioning step, the positioning step
It is adapted with the step surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557065.XU CN208118387U (en) | 2018-04-19 | 2018-04-19 | A kind of mouth mold and mold for plastic pipe molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557065.XU CN208118387U (en) | 2018-04-19 | 2018-04-19 | A kind of mouth mold and mold for plastic pipe molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208118387U true CN208118387U (en) | 2018-11-20 |
Family
ID=64190812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820557065.XU Expired - Fee Related CN208118387U (en) | 2018-04-19 | 2018-04-19 | A kind of mouth mold and mold for plastic pipe molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208118387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274720A (en) * | 2018-04-19 | 2018-07-13 | 湖北统领塑胶科技有限公司 | A kind of mouth mold and mold for plastic pipe molding |
-
2018
- 2018-04-19 CN CN201820557065.XU patent/CN208118387U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274720A (en) * | 2018-04-19 | 2018-07-13 | 湖北统领塑胶科技有限公司 | A kind of mouth mold and mold for plastic pipe molding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 Termination date: 20210419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |