CN207077758U - A kind of PVC radial drawing mould - Google Patents
A kind of PVC radial drawing mould Download PDFInfo
- Publication number
- CN207077758U CN207077758U CN201720967326.0U CN201720967326U CN207077758U CN 207077758 U CN207077758 U CN 207077758U CN 201720967326 U CN201720967326 U CN 201720967326U CN 207077758 U CN207077758 U CN 207077758U
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- Prior art keywords
- mold
- extrusion
- joint
- extrusion joint
- close
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of PVC radial drawing mould, including extruding joint, the side of the extrusion joint is connected with one end of extrusion body, the extrusion body is provided with connecting pole close to one end bosom position of extrusion joint, the opposite side of the extrusion joint is provided with mold, the outside of the extrusion joint is provided with equidistant angularly symmetrical more than four groups hex bolts, the extrusion joint is connected by hex bolts with mold, tubing radial thickness uniformity can be ensured by the fixation supporting role of inner equilibrium arc backplate and outer balance lasso respectively to mold, the rotation of runner drives leading screw connector, so as to adjust the spacing size between interior mould footpath stretch section and outer mold footpath stretch section, and then the fluid flow at stretching can be controlled, it is simple to operate, it is easy to use, it is easy to promote.
Description
Technical field
PVC radial drawing technical field of mold is the utility model is related to, specially a kind of PVC radial drawing mould
Tool.
Background technology
Pvc pipe (hard polvinyl choride pipe) be with Corvic and stabilizer, lubricant etc. after squeezed with pressure sintering
Molded, it is the plastic pipe being developed and applied earliest, and PVC uses extrusion technique, PVC macromolecule materials mostly
Material extruder barrel plasticizing after by mould carry out extrusion tubing, PVC high polymer materials after mould is extruded by
The stretching action of hauling machine and occur axial tension orientation, but because without generation radial direction stretching, tubing radial direction
Low strength, the combination property of product is affected, so needing a kind of PVC radial drawing mould, such as Shen Qing Publication
Number 201620947573.X patent discloses a kind of PVC radial drawing mould, including extruder die head and positioned at extrusion
The discoid radial drawing mould of machine die head front end, connected between the radial drawing mould and extruder die head by fixed screw mandrel,
But above patent is in use, tubing radial thickness uniformity can not be ensured, can not be to the fluid flow at stretching
It is controlled.
Therefore, we provide a kind of PVC radial drawing mould.
Utility model content
The technical problems to be solved in the utility model is to overcome the defects of existing, there is provided a kind of PVC radial drawing mould
Tool, it is ensured that tubing radial thickness uniformity, the fluid flow at stretching can be controlled, it is simple to operate, use
It is convenient, it is easy to promote, effectively can solves the problems, such as in background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of PVC radial drawing mould, bag
Extrusion joint is included, the side of the extrusion joint is connected with one end of extrusion body, and the extrusion body is close to extrusion joint
One end bosom position is provided with connecting pole, and the opposite side of the extrusion joint is provided with mold, and the extrusion joint is close to mould
Specific side is provided with annular through groove, and the mold is connected by annular through groove with extrusion joint, outside the extrusion joint
Side is provided with equidistant angularly symmetrical more than four groups hex bolts, and the extrusion joint passes through hex bolts and connected with mold
Connect, the extrusion joint is provided with equidistant angularly symmetrical more than four groups fixing lug boss, institute close to the side of hex bolts
State mold and be provided with inner sleeve close to the side of extrusion joint, the inner sleeve connects with extrusion body, and the extrusion joint leans on
The side of nearly extrusion body is provided with controlling switch.
As a kind of optimal technical scheme of the present utility model, the mold is provided with close to the interior side of extrusion joint
Leak-proof washer, side of the mold away from extrusion joint are provided with outer mold footpath stretch section, and outer mold footpath stretch section is remote
Side from mold is provided with outer mold sizing section.
As a kind of optimal technical scheme of the present utility model, the bosom position of the outer mold sizing section is provided with interior
Mould sizing section, the side of the interior mould sizing section away from outer mold footpath stretch section are provided with groove, in the inside of the groove
Meta has installed runner, and the interior mould sizing section is provided with interior mould footpath stretch section, institute close to the side of outer mold footpath stretch section
One end that side of the interior mould footpath stretch section away from interior mould sizing section is connected with leading screw connector is stated, the leading screw connector
The screwed hole that the other end is provided with connecting pole bosom is connected, and the eccentric position of the connecting pole is provided with equidistant angularly symmetrical
More than eight groups material holes of distribution.
As a kind of optimal technical scheme of the present utility model, the leading screw connector close to outer mold footpath stretch section one
Side is provided with inner equilibrium arc backplate, and the eccentric position of the inner equilibrium arc backplate is provided with equidistant angularly symmetrical eight groups
Above material hole.
As a kind of optimal technical scheme of the present utility model, the fixing lug boss is respectively connected with close to the side of mold
One end of electric expansion bar, the other end of the electric expansion bar are connected with outer balance lasso, the output end of the controlling switch
Electrically connect the input of electric expansion bar.
Compared with prior art, the beneficial effects of the utility model are：Pass through inner equilibrium arc backplate and outer balance lasso
The fixation supporting role to mold can ensure tubing radial thickness uniformity respectively, and the rotation of runner drives leading screw connection
Head, so as to adjust the spacing size between interior mould footpath stretch section and outer mold footpath stretch section, and then can be to the liquid at stretching
Body flow is controlled, simple to operate, easy to use, is easy to promote.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model leading flank structural representation；
Fig. 3 is the utility model left surface structural representation.
In figure：1 outer mold sizing section, 2 runners, mould sizing section, 4 inner equilibrium arc backplates, 5 leak-proof washers, 6 electricity in 3
Dynamic expansion link, 7 connecting poles, 8 extrusion bodys, 9 extrusion joints, 10 molds, 11 material holes, mould footpath stretch section in 12, outside 13
Mould footpath stretch section, 14 balance lasso, 15 fixing lug boss, 16 leading screw connectors, 17 inner sleeves, 18 controlling switches outside.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of PVC radial drawing mould, including squeeze
Go out joint 9, the side of extrusion joint 9 is connected with one end of extrusion body 8, and extrusion body 8 is inside one end of extrusion joint 9
Centre position is provided with connecting pole 7, and the opposite side of extrusion joint 9 is provided with mold 10, and mold 10 is close to the inside of extrusion joint 9
Side is provided with leak-proof washer 5, and for preventing tubing raw material from flowing out, side of the mold 10 away from extrusion joint 9 is provided with outer mold
Footpath stretch section 13, for the radial drawing of tubing, side of the outer mold footpath stretch section 13 away from mold 10 is determined provided with outer mold
Footpath section 1, for the sizing of tubing overall diameter, the bosom position of outer mold sizing section 1 is provided with interior mould sizing section 3, is used for
The sizing of tubing interior diameter, side of the interior mould sizing section 3 away from outer mold footpath stretch section 13 are provided with groove, in the inside of groove
Meta has installed runner 2, and interior mould sizing section 3 is provided with interior mould footpath stretch section 12 close to the side of outer mold footpath stretch section 13,
Side of the interior mould footpath stretch section 12 away from interior mould sizing section 3 is connected with one end of leading screw connector 16, leading screw connector 16
The other end be connected with the screwed hole that the bosom of connecting pole 7 is provided with, leading screw connector 16 is close to outer mold footpath stretch section 13
Side is provided with inner equilibrium arc backplate 4, and for ensureing the consistency of thickness of tubing, the eccentric position of inner equilibrium arc backplate 4 is set
There are equidistant angularly symmetrical more than eight groups material holes 11, the eccentric position of connecting pole 7 is provided with equidistant angularly symmetrical point
More than eight groups material holes 11 of cloth, extrusion joint 9 are provided with annular through groove close to the side of mold 10, and mold 10 passes through annular
Groove is connected with extrusion joint 9, and the outside of extrusion joint 9 is provided with equidistant angularly symmetrical more than four groups hex bolts,
Extrusion joint 9 is connected by hex bolts with mold 10, and extrusion joint 9 is provided with equidistantly angularly close to the side of hex bolts
More than four groups symmetrical fixing lug boss 15, fixing lug boss 15 are respectively connected with electric expansion bar 6 close to the side of mold 10
One end, the other end of electric expansion bar 6 is connected with outer balance lasso 14, situations such as vibration during for preventing stretching, controls
The input of the output end electrical connection electric expansion bar 6 of system switch 18, mold 10 are provided with inner sleeve close to the side of extrusion joint 9
Cylinder 17, inner sleeve 17 connect with extrusion body 8, and extrusion joint 9 is provided with controlling switch 18 close to the side of extrusion body 8.
Controlling switch 18 controls the mode of electric expansion bar 6 to use prior art.
When in use：By tubing raw material once by extruding body 8 and that the eccentric position of inner equilibrium arc backplate 4 is provided with is logical
After expecting hole 11, at the outer mold stretching between interior mould footpath stretch section 12 and outer mold footpath stretch section 13, then by outer
Extruded after carrying out sizing between mould sizing section 1 and interior mould sizing section 3, inner equilibrium arc backplate 4 and outer balance lasso 14 can
The effectively thickness evenness of protection tubing, it can be controlled by controlling switch 18 and open electric expansion bar 6, electric expansion bar 6 is flexible
Promote outer balance lasso 14 and the outer mold footpath stretch section 13 of connection to coordinate to be balanced, can by inner equilibrium arc backplate 4 and
Interior mould footpath stretch section 12, which coordinates, is balanced and keeps the spacing between outer mold sizing section 1 and interior mould sizing section 3 consistent
Property.
The utility model is made by the fixed support of inner equilibrium arc backplate 4 and outer balance lasso 14 respectively to mold 10
With that can ensure tubing radial thickness uniformity, the rotation of runner 2 drives leading screw connector 16 to be drawn so as to adjust interior mould footpath
Stretch the spacing size between section 12 and outer mold footpath stretch section 13 and then the fluid flow at stretching can be controlled, operated
Simply, it is easy to use, it is easy to promote.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of PVC radial drawing mould, including extrusion joint (9), it is characterised in that：The one of the extrusion joint (9)
Side is connected with one end of extrusion body (8), and the extrusion body (8) sets close to one end bosom position of extrusion joint (9)
There is connecting pole (7), the opposite side of the extrusion joint (9) is provided with mold (10), and the extrusion joint (9) is close to mold
(10) side is provided with annular through groove, and the mold (10) is connected by annular through groove with extrusion joint (9), and the extrusion connects
The outside of head (9) is provided with equidistant angularly symmetrical more than four groups hex bolts, and the extrusion joint (9) passes through hexagonal spiral shell
Bolt is connected with mold (10), and the extrusion joint (9) is provided with equidistant angularly symmetrical close to the side of hex bolts
More than four groups fixing lug boss (15), the mold (10) is provided with inner sleeve (17) close to the side of extrusion joint (9), described interior
Sleeve (17) connects with extrusion body (8), and the extrusion joint (9) is provided with controlling switch close to the side of extrusion body (8)
(18)。
A kind of 2. PVC radial drawing mould according to claim 1, it is characterised in that：The mold (10) is leaned on
The interior side of nearly extrusion joint (9) is provided with leak-proof washer (5), and side of the mold (10) away from extrusion joint (9) is set
There is outer mold footpath stretch section (13), side of the outer mold footpath stretch section (13) away from mold (10) is provided with outer mold sizing
Section (1).
A kind of 3. PVC radial drawing mould according to claim 2, it is characterised in that：The outer mold sizing section
(1) bosom position is provided with interior mould sizing section (3), and the interior mould sizing section (3) is away from outer mold footpath stretch section
(13) side is provided with groove, and the bosom position of the groove is provided with runner (2), and the interior mould sizing section (3) is close
The side of outer mold footpath stretch section (13) is provided with interior mould footpath stretch section (12), and the interior mould footpath stretch section (12) is away from internal model
The side of tool sizing section (3) is connected with one end of leading screw connector (16), the other end of the leading screw connector (16) and connection
The screwed hole connection that post (7) bosom is provided with, the eccentric position of the connecting pole (7) is provided with equidistant angularly symmetrical
More than eight groups material holes (11).
A kind of 4. PVC radial drawing mould according to claim 3, it is characterised in that：The leading screw connector
(16) inner equilibrium arc backplate (4) is provided with close to the side of outer mold footpath stretch section (13), the inner equilibrium arc backplate (4)
Eccentric position is provided with equidistant angularly symmetrical more than eight groups material holes (11).
A kind of 5. PVC radial drawing mould according to claim 1, it is characterised in that：The fixing lug boss (15)
One end of electric expansion bar (6), the other end connection of the electric expansion bar (6) are respectively connected with close to the side of mold (10)
There are outer balance lasso (14), the input of the output end electrical connection electric expansion bar (6) of the controlling switch (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967326.0U CN207077758U (en) | 2017-08-04 | 2017-08-04 | A kind of PVC radial drawing mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967326.0U CN207077758U (en) | 2017-08-04 | 2017-08-04 | A kind of PVC radial drawing mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207077758U true CN207077758U (en) | 2018-03-09 |
Family
ID=61423914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720967326.0U Expired - Fee Related CN207077758U (en) | 2017-08-04 | 2017-08-04 | A kind of PVC radial drawing mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207077758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501222A (en) * | 2018-12-03 | 2019-03-22 | 山东钢铁股份有限公司 | Adjustable elastic tubing pipe expander |
-
2017
- 2017-08-04 CN CN201720967326.0U patent/CN207077758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501222A (en) * | 2018-12-03 | 2019-03-22 | 山东钢铁股份有限公司 | Adjustable elastic tubing pipe expander |
| CN109501222B (en) * | 2018-12-03 | 2024-03-01 | 山东钢铁股份有限公司 | Adjustable elastic pipe expander |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20180804 |