CN206201432U - One kind extrusion cooling integrated formula mould - Google Patents
One kind extrusion cooling integrated formula mould Download PDFInfo
- Publication number
- CN206201432U CN206201432U CN201621108008.0U CN201621108008U CN206201432U CN 206201432 U CN206201432 U CN 206201432U CN 201621108008 U CN201621108008 U CN 201621108008U CN 206201432 U CN206201432 U CN 206201432U
- Authority
- CN
- China
- Prior art keywords
- external mold
- cooling
- plastic tube
- core
- cooling duct
- 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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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a kind of extrusion cooling integrated formula mould, including external mold, core, cooling structure and supporting construction, the core is fixed on external mold lumen centers portion, the external end of core is connected with supporting construction, the free end of supporting construction is provided with support contact site, the support contact site is annular in shape, one outer die cavity wall cooling duct is set in the external mold entity portion, one end communicates with the external cooling tube of external mold, the other end is communicated with external mold annular cooling duct, the external mold annular cooling duct is in the cavity wall of external mold outer end, external mold annular cooling duct is communicated with outer cooling end is managed, the outer cooling end of pipe is looped around outside the plastic tube of extrusion.The utility model can support plastic tube during extrusion, prevent that plastic tube wall thickness is irregular, shape distortion defect, can be cooled down in outside from after pipe shaping, reduce subsequent technique error.
Description
Technical field
The utility model belongs to plastic pipe extruder technical field, and support is had concurrently with refrigerating function more particularly, to a kind of
Die head.
Background technology
Plastics extrusion die is the mould for forming plastic pipe, installed in extruding machine output end, in production plastic pipe
When extruded, it is necessary to combine the mould to be formed using mouth mold and core, mouth mold control plastic pipe outer shape, core control
The interior shape of tubulation material, because plastic tube is not cooled down immediately after plastic extrusion, and because of gravity, plastic tube extrusion
When in radial directions easily deformation even there is the even problem of wall unevenness, the structural behaviour for ultimately resulting in homogeneous tube is poor.
The content of the invention
In view of this, the utility model is directed to a kind of plastic extrusion die with supporting construction and with cooling structure
Tool, plastic flexible pipe structure during support extrusion, while being cooled down from outside pipe, accelerates the cooling and solidifying speed of plastic tube.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
One kind extrusion cooling integrated formula mould, including external mold, core, cooling structure and supporting construction, the core pass through
Core connecting portion is fixed on external mold lumen centers portion, forms the runner of annular melting charge, and the external end of core is connected with supporting construction,
Supporting construction be column structure or pyramidal structure, supportive body be column structure when constitute umbrella frame shape, supporting construction from
Support contact site is provided with by end, the support contact site is annular in shape, and is contacted with the plastic tube inner chamber wall of extrusion, to plastics
Flexible pipe is played a supporting role, and an outer die cavity wall cooling duct, one end and the external cooling tube of external mold are set in the external mold entity portion
Connect, the other end and external mold annular cooling duct connect, the external mold annular cooling duct in the cavity wall of external mold outer end, outer modular ring
Shape cooling duct is communicated with outer cooling end is managed, and is managed outer cooling end and is looped around outside the plastic tube of extrusion.
Further, the support contact site surface is smooth, is supported in the way of face contacts with plastic pipe inner wall and contacted.
Further, the outer cooling end of the pipe is in double-layer sleeve structure, the cavity that two sleeves are formed and external mold annular cooling
Road is communicated, if inner sleeve is provided with dry hole, the space that cooling water flows into double sleeves formation sprays through the hole of inner sleeve, plastic tube is entered
The outer cooling of row.
Relative to prior art, plastic pipe mold described in the utility model has following advantage：
The utility model can support plastic flexible pipe structure during extrusion, prevent plastic tube wall thickness irregular, shape distortion
Defect, can be cooled down from after pipe shaping outside pipe, accelerate the cooling and solidifying speed of plastic tube, prevent from increasing follow-up pressure ripple
The fabrication errors such as line, reduce product quality.
Brief description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing being further understood to of the present utility model, and this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the plastic pipe mold schematic diagram described in the utility model embodiment.
Description of reference numerals：
1- external molds；2- cores；3- plastic tubes；The external cooling tube of 11- external molds；12 outer die cavity wall cooling ducts；13- external molds annular
Cooling duct；14- manages outer cooling end；21- core connecting portions；210- connecting portion through holes；22- supportive bodies；23 support contact sites.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that the device or element of meaning with specific orientation, with specific azimuth configuration and operation, therefore must not be understood that
It is to limitation of the present utility model.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " is meant that two or more.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
Can be two connections of element internal.For the ordinary skill in the art, can be by concrete condition understanding
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
With reference to shown in Fig. 1, one kind extrusion cooling integrated formula mould, including external mold 1, core 2, cooling structure and support knot
Structure, the core 2 is fixed on the lumen centers portion of external mold 1 by core connecting portion 21, forms the runner of annular melting charge, the core
Mould 2 includes tapered portion and cylindrical portion, and tapered portion top is fixed on core connecting portion 2, and tapered portion bottom connects with cylindrical portion, cone
Shape portion base diameter and cylindrical portion equal diameters, cylindrical portion is coaxial with external mold 1 and gap of between forms runner, outside core 2
The cylindrical portion free end for putting end, i.e. core 2 is connected with supportive body 22, and the structure of supportive body 22 is that some column structures constitute umbrella
Skeleton construction, also can tapering structural member, the free end of supportive body 22 is provided with support contact site 23, the support contact site 23
Annularly, and with the inner chamber wall of plastic tube 3 of extrusion contact, plastic tube 3 is played a supporting role, in the entity portion of the external mold 1
One outer die cavity wall cooling duct 12 is set, and one end connects with the external cooling tube 11 of external mold, the other end and the annular cooling duct 13 of external mold
Connect, external mold annular cooling duct 13 in the cavity wall of the outer end of external mold 1, external mold annular cooling duct 13 and the outer cooling end 14 of pipe
Communicate, manage outer cooling end 14 and be looped around outside the plastic tube 3 of extrusion, support contact site 23 surface is smooth, with the inwall of plastic tube 3
Contact is supported in the way of face contacts, the outer cooling end 14 of the pipe is in double-layer sleeve structure, cavity and external mold that two sleeves are formed
Annular cooling duct 13 is communicated, if inner sleeve is provided with dry hole, the space that cooling water flows into double sleeves formation sprays through the hole of inner sleeve,
Outer cooling is carried out to plastic tube 3, the outer cooling end 14 of the pipe can also be some tubular structures set around extrusion, tube chamber
Communicated with external mold annular cooling duct (13), the free end closure of tubular structure, if being provided with dry hole on tube wall, for the spray of cooling water
Go out.
The course of work：In the extrusion of plastic tube 3, cooling water is flowed into from the external cooling tube 11 of external mold, cold through outer die cavity wall
But flowed into the outside modular ring shape cooling duct 13 in road 12, now the water in external mold annular cooling duct 13 can be to the modeling in extrusion
Expects pipe 3 is precooled, and prevents melting charge obstruction extrusion in extrusion, the water that inflow external mold annular is cooled in 13 from flowing again
Enter in the outer cooling end 14 of pipe, perforate of the cooling water through managing outer cooling end 14 is sprayed, and plastic tube 3 is cooled down, and in plastic tube 3
The support contact site of the supporting construction that portion is connected with core 2 continued support plastic tube 3 in extrusion, prevents plastic tube from occurring
Thickness is irregular or deforms, and causes subsequently to press the appearance of the fabrication errors such as ripple.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of plastic tube extrusion die, it is characterised in that：Including external mold (1), core (2), cooling structure and supporting construction, institute
State core (2) and be fixed on external mold (1) lumen centers portion by the way that core connecting portion (21) is coaxial, core (2) forms ring with external mold (1)
The runner of shape melting charge, core (2) external end is connected with supporting construction, the supporting construction free end and plastic tube (3) inwall
Abut against, in external mold (1) entity portion set an outer die cavity wall cooling duct (12), outer die cavity wall cooling duct (12) one end with it is outer
The external cooling tube of mould (11) is connected, and the other end is communicated with external mold annular cooling duct (13), external mold annular cooling duct (13)
With external mold (1) central shaft be axle center passage in a ring in the cavity wall of external mold (1) outer end, external mold annular cooling duct (13) with manage
Outer cooling end (14) communicates, and the outer cooling end (14) of pipe is looped around the plastic tube (3) of extrusion outward.
2. a kind of plastic tube extrusion die according to claim 1, it is characterised in that：The core (2) is including tapered portion
And cylindrical portion, tapered portion top is fixed on core connecting portion (21), and tapered portion bottom connects with cylindrical portion, and tapered portion bottom is straight
Footpath and cylindrical portion equal diameters, cylindrical portion is coaxial with external mold (1) and gap of between forms runner.
3. a kind of plastic tube extrusion die according to claim 1, it is characterised in that：The supportive body of the supporting construction
(22) structure is some column structures composition umbrella frame construction, and the free end of supportive body (22) is provided with support contact site
(23), support contact site (23) is annular in shape, and smooth with plastic tube (3) inner chamber wall abuts.
4. a kind of plastic tube extrusion die according to claim 1, it is characterised in that：The supportive body of the supporting construction
(22) structure is tapering structural member, and tapered tip is fixed in core (2) outer end, and tapered bottom end connects with the support of plastic tube (3) inwall
Touch.
5. a kind of plastic tube extrusion die according to claim 1, it is characterised in that：The outer cooling end (14) of the pipe is in double
The cavity formed between layer tube-in-tube structure, two sleeves of sleeve one end is communicated with external mold annular cooling duct (13), and another end closure is interior
If sleeve is provided with dry hole, cooling water energy sprays from inner sleeve hole and plastic tube (3) outer wall is cooled down.
6. a kind of plastic tube extrusion die according to claim 1, it is characterised in that：The outer cooling end (14) of the pipe is in pipe
Shape, one end is fixed on external mold (1) outer end around mould extrusion, and tube chamber is communicated with external mold annular cooling duct (13), the outer cooling of pipe
The free end closure of the tubular structure in portion (14), if being provided with dry hole on tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621108008.0U CN206201432U (en) | 2016-10-09 | 2016-10-09 | One kind extrusion cooling integrated formula mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621108008.0U CN206201432U (en) | 2016-10-09 | 2016-10-09 | One kind extrusion cooling integrated formula mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206201432U true CN206201432U (en) | 2017-05-31 |
Family
ID=58761370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621108008.0U Expired - Fee Related CN206201432U (en) | 2016-10-09 | 2016-10-09 | One kind extrusion cooling integrated formula mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206201432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346740A (en) * | 2016-10-09 | 2017-01-25 | 天津中天富泰科技有限公司 | Supporting cooling type extruding die |
| CN114176155A (en) * | 2021-11-30 | 2022-03-15 | 山东真诺智能设备有限公司 | Tubular cooling sleeve |
-
2016
- 2016-10-09 CN CN201621108008.0U patent/CN206201432U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346740A (en) * | 2016-10-09 | 2017-01-25 | 天津中天富泰科技有限公司 | Supporting cooling type extruding die |
| CN114176155A (en) * | 2021-11-30 | 2022-03-15 | 山东真诺智能设备有限公司 | Tubular cooling sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Ying Inventor before: Zhao Fu |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170911 Address after: 528000, No. 35, four North Road, Huang Yong industrial village, Huanglong village committee, Beijiao Town, Shunde District, Guangdong, Foshan Patentee after: Foshan City, Gan Hong Plastic Manufacturing Co Ltd Address before: 300000 Heping District, Tianjin City, South Gate Street, No. 16 Lhasa Road, Heping District, e-commerce building, No. 9118 Patentee before: Tianjin Zhongtian Futai Technology Co. Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20191009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |