CN106903913A - Hollow polypropylene wall strengthens the manufacture method of winding pipe - Google Patents
Hollow polypropylene wall strengthens the manufacture method of winding pipe Download PDFInfo
- Publication number
- CN106903913A CN106903913A CN201710156333.7A CN201710156333A CN106903913A CN 106903913 A CN106903913 A CN 106903913A CN 201710156333 A CN201710156333 A CN 201710156333A CN 106903913 A CN106903913 A CN 106903913A
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- Prior art keywords
- winding pipe
- polypropylene
- powder
- square tube
- manufacture method
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a kind of hollow polypropylene wall strengthen winding pipe manufacture method, 1) dispensing, mixing：The polypropylene resin composite includes following weight ratio ingredient：Polypropylene powder；Nm acid calcium powder or active micro silicon powder；Color masterbatch；2) melting extrusion shape material embryo is heated after being pre-mixed plastic raw materials through special-shaped square tube extruder, its surface temperature is 210 DEG C 220 DEG C during shape material embryo plasticizing extrusion, middle cavity temperature is set to be quickly 120 140 DEG C, 3) drum die that stereotyped special-shaped square tube is arranged on wrapping machine melts glue bond gap through winding and by melting rubber extruding machine extrusion molten, bearing capacity and ageing resistace by improve winding pipe in polypropylene powder addition nm acid calcium powder or active micro silicon powder of the invention, by the temperature for controlling plasticizing extrusion, middle cavity is avoided to collapse, make special-shaped square tube weld portion welding quality higher, intensity is higher, winding pipe bearing capacity is set to improve 30%.
Description
Technical field
The present invention relates to a kind of pipe；Pipe joint or pipe fitting；The support of pipe, cable or pillar；General insulation method
Technical field, being specifically related to a kind of hollow polypropylene wall strengthens the manufacture method of winding pipe.
Background technology
Hollow spiral tube be one kind with high density polyethylene (HDPE) (HDPE) as raw material, be made of hot winding shaping process
Structure-wall pipe material, a kind of new acidproof, anti-corrosion of the tubing, resistance to compression, nontoxic environmental protection tubing belong to environment-friendly and energy-efficient high
New Product, is the optimal regeneration products such as pipe of cement, cast iron pipe, glass tube, PVC-U bellowss.HDPE is macromolecule
Polymer, makes hollow spiral tube material have good pliability and overall critical external compressive resistance ability, is used in the case where there is overweight load road surface
When, it is ensured that current safety.Due to the pliability of tubing, when there is the geological activities such as earthquake, Earth cave, will can manage
Road failure loss is reduced to minimum, improves the ability of public utility quake evaluation.
The content of the invention
In view of this, it is an object of the invention to provide the manufacture method that hollow polypropylene wall strengthens winding pipe, this poly- third
The manufacture method of alkene hollow wall enhancing winding pipe adds nm acid calcium powder or active micro silicon powder raising by polypropylene powder
The bearing capacity and ageing resistace of winding pipe, by the temperature for controlling plasticizing extrusion, it is to avoid middle cavity is collapsed, and makes special-shaped square
Pipe weld portion welding quality is higher, and intensity is higher, winding pipe bearing capacity is improved 30%.
In order to achieve the above object, a kind of hollow polypropylene wall of the invention strengthens the manufacture method of winding pipe, and it is mainly walked
It is rapid as follows：
1) dispensing, mixing：Each component of the polypropylene resin composite proportionally dispensing and is well mixed, institute
Stating polypropylene resin composite includes following weight ratio ingredient：Polypropylene powder：86-88 parts；Nm acid calcium powder or activated silica
Micro mist：10-12 parts；Color masterbatch：2-4 parts；
2) melting extrusion shape material embryo, the plasticizing of shape material embryo are heated through special-shaped square tube extruder after being pre-mixed plastic raw materials
Its surface temperature is 210 DEG C -220 DEG C during extrusion, by middle cavity mould to cooling air-flow is blown in shape material embryo, is made hollow
Chamber quickly cools down；
It is 120-140 DEG C to be reduced rapidly to middle cavity temperature, and then shape material embryo enters cooling and shaping device；
3) drum die that stereotyped special-shaped square tube is arranged on wrapping machine is through winding and molten by melting rubber extruding machine extrusion
Melt shape and melt glue bond gap, rolled by pinch roller and cooled down, fixed length cutting turns into tubing.
Further, the special-shaped square tube includes body, is provided with the body no less than 2 middle cavitys, described hollow
The corresponding tube wall in chamber and inwall are respectively set to groove and arch upward, and the body two ends are set to weld portion.
Further, the length and width dimension scale of the middle cavity is set to 2:3.
The beneficial effects of the present invention are：
The manufacture method of hollow polypropylene wall enhancing winding pipe of the present invention adds nm acid calcium powder by polypropylene powder
Or active micro silicon powder improves the bearing capacity and ageing resistace of winding pipe, by the temperature for controlling plasticizing extrusion, it is to avoid
Middle cavity is collapsed, and makes that special-shaped square tube weld portion welding quality is higher, and intensity is higher, winding pipe bearing capacity is improved
30%.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carries out
Explanation：
Fig. 1 is the side wall sectional view of the manufacture method of hollow polypropylene wall enhancing winding pipe of the present invention.
Brief description of the drawings：1- special-shaped square tubes；Cavity in 2-；3- weld portions.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
Strengthen the side wall sectional view of the manufacture method of winding pipe for hollow polypropylene wall of the present invention as shown in Figure 1；The present invention
A kind of hollow polypropylene wall strengthens the manufacture method of winding pipe, and its key step is as follows：
1) dispensing, mixing：Each component of the polypropylene resin composite proportionally dispensing and is well mixed, institute
Stating polypropylene resin composite includes following weight ratio ingredient：Polypropylene powder：86-88 parts；Nm acid calcium powder or activated silica
Micro mist：10-12 parts；Color masterbatch：2-4 parts.
2) melting extrusion shape material embryo, the plasticizing of shape material embryo are heated through special-shaped square tube extruder after being pre-mixed plastic raw materials
Its surface temperature is 210 DEG C -220 DEG C during extrusion, by middle cavity mould to cooling air-flow is blown in shape material embryo, is made hollow
Chamber quickly cools down, and it is 120-140 DEG C to be reduced rapidly to middle cavity temperature, and then shape material embryo enters cooling and shaping device；
3) drum die that stereotyped special-shaped square tube is arranged on wrapping machine is through winding and molten by melting rubber extruding machine extrusion
Melt shape and melt glue bond gap, rolled by pinch roller and cooled down, fixed length cutting turns into tubing.
Further, the preferred special-shaped square tube includes body, is provided with the body no less than 2 middle cavitys, institute
State the corresponding tube wall of middle cavity and inwall is respectively set to groove and arches upward, the body two ends are set to weld portion.
Further, the length and width dimension scale of the preferred middle cavity is set to 2:3.
The present embodiment improves holding for winding pipe by polypropylene powder addition nm acid calcium powder or active micro silicon powder
Loading capability and ageing resistace, by controlling the temperature of plasticizing extrusion, particularly make middle cavity quickly cool down, it is to avoid middle cavity collapses
Fall into, make that special-shaped square tube weld portion welding quality is higher, intensity is higher.
The present embodiment is ventilated by middle cavity mould in middle cavity, and hollow chamber can be made quickly to cool down, it is to avoid in
Cavity is collapsed, and makes special-shaped square tube weld portion welding quality higher, improves winding pipe bearing capacity.
The manufacture method and existing pipe of cement of the hollow polypropylene wall enhancing winding pipe prepared using this embodiment scheme
Data Comparison is carried out with double-wall corrugated pipe：
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment to be described in detail the present invention, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (3)
1. a kind of hollow polypropylene wall strengthens the manufacture method of winding pipe, it is characterised in that：Its key step is as follows：
1) dispensing, mixing：Each component of the polypropylene resin composite proportionally dispensing and is well mixed, it is described poly-
Propylene resin composition includes following weight ratio ingredient：Polypropylene powder：86-88 parts；Nm acid calcium powder or active micro silicon powder：
10-12 parts；Color masterbatch：2-4 parts；
2) melting extrusion shape material embryo, shape material embryo plasticizing extrusion are heated through special-shaped square tube extruder after being pre-mixed plastic raw materials
When its surface temperature be 210 DEG C -220 DEG C, by middle cavity mould to cooling air-flow is blown in shape material embryo, make middle cavity fast
But, it is 120-140 DEG C to be reduced rapidly to middle cavity temperature to quickly cooling, and then shape material embryo enters cooling and shaping device；
3) stereotyped special-shaped square tube is arranged on the drum die of wrapping machine through winding and by melting rubber extruding machine extrusion molten
Melt glue bond gap, rolled by pinch roller and cooled down, fixed length cutting turns into tubing.
2. hollow polypropylene wall according to claim 1 strengthens the manufacture method of winding pipe, it is characterised in that：The abnormal shape
Square tube includes body, is provided with the body no less than 2 middle cavitys, the corresponding tube wall of the middle cavity and inwall point
Groove not being set to and being arched upward, the body two ends are set to weld portion.
3. hollow polypropylene wall according to claim 1 strengthens the manufacture method of winding pipe, it is characterised in that：It is described hollow
The length and width dimension scale in chamber is set to 2:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710156333.7A CN106903913A (en) | 2017-03-16 | 2017-03-16 | Hollow polypropylene wall strengthens the manufacture method of winding pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710156333.7A CN106903913A (en) | 2017-03-16 | 2017-03-16 | Hollow polypropylene wall strengthens the manufacture method of winding pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106903913A true CN106903913A (en) | 2017-06-30 |
Family
ID=59187635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710156333.7A Pending CN106903913A (en) | 2017-03-16 | 2017-03-16 | Hollow polypropylene wall strengthens the manufacture method of winding pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN106903913A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591220A (en) * | 2019-03-30 | 2019-12-20 | 河北汇锐管业有限公司 | High-modulus modified polypropylene krah pipe and production method thereof |
| CN113258512A (en) * | 2021-06-08 | 2021-08-13 | 哈尔滨市三棵树铁路客车配件有限公司 | Special spiral protective sleeve for high-voltage cable of motor train unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2568404Y (en) * | 2002-09-23 | 2003-08-27 | 赵桂旭 | Prodn. appts. for large bore hollow wall winding pipe |
| CN101358005A (en) * | 2008-09-06 | 2009-02-04 | 广东三凌塑料管材有限公司 | Preparation method of high density polyethylene hollow wrapped pipe |
| CN103016858A (en) * | 2013-01-04 | 2013-04-03 | 上海清远管业科技有限公司 | Glass fiber reinforced polyethylene hollow-wall winding pipe and manufacturing method thereof |
| CN103044840A (en) * | 2013-01-22 | 2013-04-17 | 重庆顾地塑胶电器有限公司 | Polypropylene resin composition and production process for large-caliber wall tube with hot-state winding structure |
| CN205343734U (en) * | 2016-01-18 | 2016-06-29 | 昆山巴城德隆塑料有限公司 | Novel plastics extruder aircraft nose |
-
2017
- 2017-03-16 CN CN201710156333.7A patent/CN106903913A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2568404Y (en) * | 2002-09-23 | 2003-08-27 | 赵桂旭 | Prodn. appts. for large bore hollow wall winding pipe |
| CN101358005A (en) * | 2008-09-06 | 2009-02-04 | 广东三凌塑料管材有限公司 | Preparation method of high density polyethylene hollow wrapped pipe |
| CN103016858A (en) * | 2013-01-04 | 2013-04-03 | 上海清远管业科技有限公司 | Glass fiber reinforced polyethylene hollow-wall winding pipe and manufacturing method thereof |
| CN103044840A (en) * | 2013-01-22 | 2013-04-17 | 重庆顾地塑胶电器有限公司 | Polypropylene resin composition and production process for large-caliber wall tube with hot-state winding structure |
| CN205343734U (en) * | 2016-01-18 | 2016-06-29 | 昆山巴城德隆塑料有限公司 | Novel plastics extruder aircraft nose |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591220A (en) * | 2019-03-30 | 2019-12-20 | 河北汇锐管业有限公司 | High-modulus modified polypropylene krah pipe and production method thereof |
| CN113258512A (en) * | 2021-06-08 | 2021-08-13 | 哈尔滨市三棵树铁路客车配件有限公司 | Special spiral protective sleeve for high-voltage cable of motor train unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 342500 Jiangxi Ruijin economic and Technological Development Zone Jinlong Road small garden road 3 Applicant after: Jiangxi Jiangxiong Pipeline Co., Ltd. Address before: 342500 Ruijin City Business Venture Park in Ganzhou, Jiangxi Applicant before: Ruijin Jinhe Plastic Development Co., Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170630 |
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| RJ01 | Rejection of invention patent application after publication |