CN105345988B - The manufacturing method of outlet pipe, tap and outlet pipe - Google Patents
The manufacturing method of outlet pipe, tap and outlet pipe Download PDFInfo
- Publication number
- CN105345988B CN105345988B CN201510782898.7A CN201510782898A CN105345988B CN 105345988 B CN105345988 B CN 105345988B CN 201510782898 A CN201510782898 A CN 201510782898A CN 105345988 B CN105345988 B CN 105345988B
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- Prior art keywords
- outlet pipe
- plastics
- manufacturing
- outer pipe
- component
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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
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses the manufacturing methods of a kind of outlet pipe, tap and outlet pipe, wherein the manufacturing method of outlet pipe includes the following steps：Prepare an outer pipe shell made of metal；Prepare an injection mold, injection mold includes mold core component and the template component with molding state and die opening state；Outer pipe shell is placed into template component when template component is in die opening state, and molding processing is carried out to template component；In clamping process, mold core component is placed in the pipeline of outer pipe shell, until template component is in molding state, at this point, the cavity of tubulose setting is collectively formed with outer pipe shell for mold core component；The plastics of molten condition are injected into cavity；Cooled and solidified processing is carried out to the plastics of molten condition in cavity.The present invention provides the manufacturing method of a kind of outlet pipe, tap and outlet pipe, it is intended to improve the texture and aesthetics of outlet pipe, reduce manufacturing cost, and flowed out water lead tolerance is made to be 0, realize green, environmental protection.
Description
Technical field
The invention belongs to a kind of water pipe manufacturing process technology field more particularly to outlet pipe, tap and outlet pipes
Manufacturing method.
Background technology
Outlet pipe is defended in the pipeline for the water that it is used to directly drink for people for water safety as the pipeline to supply water
Raw consideration need to use the metal that will not add succession (such as material of NSF standards) into water or plastics to be made,
In, it such as completes to manufacture using standard compliant metal, there are the higher problems of cost, and such as complete to use plastic manufacturing, then deposit
In the problem that the aesthetics of appearance is relatively low and texture is poor.
Invention content
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of manufacturing method of outlet pipe, purport are provided
In the texture and aesthetics for improving outlet pipe, manufacturing cost is reduced, and flowed out water lead tolerance is made to be 0, realizes green, ring
It protects.
To achieve the above object, the present invention provides a kind of manufacturing method of outlet pipe, includes the following steps：
A. prepare an outer pipe shell made of metal；
B. prepare an injection mold, the injection mold includes mold core component and with molding state and die opening state
Template component is formed in the template component for placing putting for outer pipe shell when the template component is in molding state
Set chamber；
C. the outer pipe shell is placed into the template component when the template component is in die opening state, and to institute
It states template component and carries out molding processing；In clamping process, the mold core component is placed in the pipeline of the outer pipe shell, until
The template component is in molding state, at this point, the cavity of tubulose setting is collectively formed with the outer pipe shell for the mold core component；
D. the plastics of molten condition are injected into the cavity, wherein the fusing point of the plastics is less than the molten of the metal
Point；
E. cooled and solidified processing, and cooled and solidified formed inner tube set are carried out to the plastics of molten condition in the cavity；
F. the template component is molded, in the process of die sinking, the mold core component is therewith from said inner tube set
It detaches；
G. molding outlet pipe is taken out from the template component.
Optionally, the molding die is additionally provided with the heat sink handled for the cooled and solidified.
Optionally, the time of the cooled and solidified processing is 5s to 8s.
Optionally, temperature of the melting temperature of the metal higher than the melting temperature and the injection mold of the plastics.
Optionally, fusing point 100 degree Celsius of the fusing point of the plastics at least below the metal.
Optionally, the melting temperature of the plastics is 225 to 290 DEG C, and the temperature of the injection mold is 120 to 150 DEG C.
The present invention also provides a kind of using outlet pipe made from above-mentioned manufacturing method, including the outer tube being arranged in a tubular form
Shell, and be arranged in a tubular form and be sheathed in the outer pipe shell and inner tube set, wherein the outer pipe shell is made of metal, institute
Inner tube set is stated to be made of plastics.
Optionally, the metal is kirsite, at least one of aluminium alloy, the plastics be polyphthalamide,
At least one of polyformaldehyde, polyphenylene oxide.
Optionally, the contact surface in the outer pipe shell for being contacted with said inner tube set is arranged in concave-convex.
The present invention also provides a kind of taps, including above-mentioned outlet pipe.
Outlet pipe is obtained to being based on the manufacturing method of the present invention, the outside wall surface of the outlet pipe first is the outer wall of outer pipe shell
Face, and outer pipe shell is made of metal, therefore, outlet pipe has preferable texture and aesthetics；Secondly the internal face of outlet pipe is
For the internal face of inner tube set, and inner tube set is made of plastics, and the cost of plastics is relatively low relative to the cost of metal, can reduce metal
Usage amount, reduce the production cost of outlet pipe, and make flowed out water lead tolerance be 0, realize green, environmental protection.
In addition, successively according to a to g manufacturing methods, in addition to that in the fabrication process, can efficiently control other than outlet pipe
The molding time of inner tube set, and shorten the molding of inner tube set, and inner tube set can be with one-pass molding, without subsequently processing again, just
In the batch production of outlet pipe.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is that the position relationship of outlet pipe and mold core component after cooled and solidified processing in outlet pipe manufacturing process of the present invention shows
It is intended to；
Fig. 2 is a kind of three-dimensional structure diagram for embodiment that outlet pipe of the present invention provides；
Fig. 3 is a kind of sectional view for embodiment that outlet pipe of the present invention provides.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Outer pipe shell | 20 | Inner tube set |
| 30 | Mold core |
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Only it is relative concept each other it should also be noted that, the orientation term such as left and right, upper and lower in the embodiment of the present invention
Or with the normal operating condition of product be reference, and it should not be regarded as restrictive.
The present invention provides a kind of manufacturing method of above-mentioned outlet pipe, wherein the pipe of selling can be found in Fig. 2 and Fig. 3, specific to wrap
Include the following steps：
A. prepare an outer pipe shell 10 made of metal；The manufacturing to outer pipe shell 10, according to the shape of outer pipe shell 10,
Construction, the technique for preferably facilitating the manufacturing；In this embodiment, which uses the technique straight forming of injection molding,
It makes simply, conveniently, is convenient for volume production, certainly in other implementations, if outer pipe shell 10 is in straight tube-like, then extrusion forming etc. can be used
Technique is molded.
B. prepare an injection mold, injection mold includes mold core component, and the mould with molding state and die opening state
Board group part is formed with the placed cavity for placing outer pipe shell 10 when template component is in molding state in template component；In reality
Shi Zhong, the template component may include other parts in addition to mold core component in existing injection mold, as die holder, mold and
Liftout attachment etc., need not mold developing again completely.
C. outer pipe shell 10 is placed into mold core component when template component is in die opening state, and template component is carried out
Molding is handled；In clamping process, mold core component is gradually placed in the pipeline of outer pipe shell 10, until template component is in molding
State, at this point, the cavity of tubulose setting is collectively formed with outer pipe shell 10 for mold core component；In force, in mold core component zero
The quantity and shape of component are accordingly arranged according to outer pipe shell 10, as long as ensuring that tubulose is collectively formed with outer pipe shell 10 in mold core component
The cavity of setting, as shown in figure 3, mold core component includes the mold core 30 of two arcs setting.
D. the plastics of molten condition are injected into cavity, wherein outer to avoid making during injection molding inner tube set 20
Shell 10 melts, and the fusing point of metal is higher than the fusing point of plastics；To avoid causing outer tube because plastics the case where abnormal high temperature occur
The case where shell 10 melts, need to increase the temperature difference of the fusing point of plastics and the fusing point of metal, in force, the fusing point of metal is at least as possible
Higher than 100 degrees Celsius of the fusing point of plastics；In this embodiment, the melting temperature of plastics is 225 to 290 DEG C, injection mold
Temperature is 120 to 150 DEG C.In addition, the case where further avoiding that outer pipe shell 10 is caused to melt because of abnormal conditions, the fusing point temperature of metal
Degree is above the temperature of the melting temperature and injection mold of plastics.
E. cooled and solidified processing is carried out to the plastics of molten condition in cavity, that is to say that the plastics for making molten condition cool down,
And cooled and solidified formed inner tube set 20, as shown in Figure 1；In force, the mode of Temperature fall can be used, directly wait for plastics drop
Temperature simultaneously solidifies, and can simplify the structure of mold, reduces die manufacturing cost；Or heat sink is set on injection mold, the drop
Water cooling may be used in warm device or the mode of air cooling cools down, and shortens the time of cooled and solidified processing, improves production efficiency；
In this implementation, heat sink is preferably set on injection mold, and the time control that aforementioned cooled and solidified is handled is in 5s to 8s
Range.
F. it is completed in above-mentioned steps and then molds template component, in the process of die sinking, mold core component is gradual
It is detached from inner tube set 20.
G. last, molding outlet pipe is taken out from template component；Inner tube set 20 forms one with outer pipe shell 10 at this time, and
Manipulator can be used to the taking-up of outlet pipe to capture, the temperature of suitable fingertip grasp is cooled to without waiting for inner tube set 20,
Therefore it can shorten the time of aforementioned cooled and solidified processing, and then improve production efficiency.
Repeat aforementioned a to g, you can an outlet pipe is obtained after die sinking each time.
A kind of outlet pipe can be obtained based on above-mentioned manufacturing method, which can be curved pipe, L-shaped pipe or three-way pipe
Deng.
As shown in Figures 2 and 3, a kind of embodiment of outlet pipe offer is obtained using above-mentioned manufacturing method, which is
Curved pipe specifically includes the outer pipe shell 10 being arranged in a tubular form, and be arranged in a tubular form and be sheathed in outer pipe shell 10 and inner tube
Set 20, wherein outer pipe shell 10 is made of metal, and inner tube set 20 is made of plastics.Based on this structure, the first outside wall surface of outlet pipe
The as outside wall surface of outer pipe shell 10, and outer pipe shell 10 is made of metal, therefore, outlet pipe has preferable texture and aesthetics；
Secondly the internal face of outlet pipe is the internal face of inner tube set 20, and inner tube set 20 is made of plastics, and the cost of plastics is opposite
It is relatively low in the cost of metal, the usage amount of metal can be reduced, reduce cost.Therefore, the present invention improves the texture of outlet pipe
And aesthetics, and reduce cost.
It should be noted that the consideration based on water safety health, the material being in direct contact with water, art technology
Personnel can choose the material (material for such as meeting NSF standards) that succession will not be added into water, in the present invention, inner tube
Set 20 is in direct contact with water, and therefore, inner tube set 20 must be the material that succession will not be added into water.In addition, due to outer pipe shell
10 are not in direct contact with water, and outer pipe shell 10 can select that texture is more preferable, the higher metal of aesthetics in the selection of material, and
It need not consider water safety health, be based on this, expand the range of choice of 10 material of outer pipe shell.
In the present invention, metal is kirsite, at least one of aluminium alloy, and plastics be then polyphthalamide,
At least one of polyformaldehyde, polyphenylene oxide, wherein the surface of kirsite and aluminium alloy all has good surface smoothness and light
Pool so that outlet pipe has better texture and aesthetics, and benzenedicarboxamide, polyformaldehyde, polyphenylene oxide cost are more cheap, together
When succession will not be added into water, advantageously reduce the production cost of outlet pipe；In this embodiment, metal closes for zinc
Gold, and plastics are polyphthalamide.
In the present invention, the contact surface in outer pipe shell 10 for being contacted with inner tube set 20 is arranged in concave-convex, increases in this way
The contact area of the connection surface, and improve the stability being connect between outer pipe shell 10 and inner tube set 20.
In addition, successively according to a to g manufacturing methods, in addition to that in the fabrication process, can efficiently control other than outlet pipe
The molding time of inner tube set 20, and inner tube set 20 can be given birth to one-pass molding, without subsequently processing again convenient for the batch of outlet pipe
Production reduces manufacturing cost, and flowed out water lead tolerance is made to be 0, realizes green, environmental protection.
The present invention provides a kind of tap, including the outlet pipe in above-described embodiment.Wherein, the tap have it is above-mentioned go out
The structure and advantageous effect of water pipe, details are not described herein.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention made by within principle.
Claims (9)
1. a kind of manufacturing method of outlet pipe, which is characterized in that include the following steps：
A. prepare an outer pipe shell for being made of metal and being arranged in a tubular form；
B. prepare an injection mold, the injection mold includes mold core component and the template with molding state and die opening state
Component is formed with the placed cavity for placing outer pipe shell when the template component is in molding state in the template component；
C. the outer pipe shell is placed into the template component when the template component is in die opening state, and to the mould
Board group part carries out molding processing；In clamping process, the mold core component is placed in the pipeline of the outer pipe shell, until described
Template component is in molding state, at this point, the cavity of tubulose setting is collectively formed with the outer pipe shell for the mold core component；
D. the plastics of molten condition are injected into the cavity, wherein the fusing point of the plastics is less than the fusing point of the metal；
E. in the cavity molten condition plastics carry out cooled and solidified processing, and cooled and solidified formation be arranged in a tubular form it is interior
Pipe sleeve；
F. the template component is molded, in the process of die sinking, the mold core component is detached from said inner tube set therewith；
G. molding outlet pipe is taken out from the template component；
Contact surface in the outer pipe shell for being contacted with said inner tube set is arranged in concave-convex.
2. the manufacturing method of outlet pipe as described in claim 1, which is characterized in that the injection mold is additionally provided with for described cold
But the heat sink of processing is solidified.
3. the manufacturing method of outlet pipe as described in claim 1, which is characterized in that the time of the cooled and solidified processing is 5s
To 8s.
4. the manufacturing method of outlet pipe as described in claim 1, which is characterized in that the melting temperature of the metal is higher than described
The temperature of the melting temperature of plastics and the injection mold.
5. the manufacturing method of outlet pipe as claimed in claim 4, which is characterized in that the melting temperature of the plastics be 225 to
290 DEG C, the temperature of the injection mold is 120 to 150 DEG C.
6. the manufacturing method of outlet pipe as described in claim 1, which is characterized in that the fusing point of the plastics is at least below described
100 degrees Celsius of the fusing point of metal.
7. outlet pipe made from a kind of manufacturing method using described in any one of claim 1 to 6, which is characterized in that packet
Include the outer pipe shell being arranged in a tubular form, and be arranged in a tubular form and be sheathed in the outer pipe shell and inner tube set, wherein it is described outer
Shell is made of metal, and said inner tube set is made of plastics.
8. outlet pipe as claimed in claim 7, which is characterized in that the metal is kirsite, at least one of aluminium alloy,
The plastics are at least one of polyphthalamide, polyformaldehyde, polyphenylene oxide.
9. a kind of tap, which is characterized in that include the outlet pipe as described in claim 7 or 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510782898.7A CN105345988B (en) | 2015-11-16 | 2015-11-16 | The manufacturing method of outlet pipe, tap and outlet pipe |
| PCT/CN2016/072484 WO2017084212A1 (en) | 2015-11-16 | 2016-01-28 | Water outlet pipe, faucet and method for manufacturing water outlet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510782898.7A CN105345988B (en) | 2015-11-16 | 2015-11-16 | The manufacturing method of outlet pipe, tap and outlet pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105345988A CN105345988A (en) | 2016-02-24 |
| CN105345988B true CN105345988B (en) | 2018-10-19 |
Family
ID=55322121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510782898.7A Active CN105345988B (en) | 2015-11-16 | 2015-11-16 | The manufacturing method of outlet pipe, tap and outlet pipe |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105345988B (en) |
| WO (1) | WO2017084212A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458171B (en) * | 2018-02-07 | 2021-02-19 | 天津麦田优塑科技发展有限公司 | Special-shaped pipe fitting for ejector in air compressor and production method thereof |
| CN109940822B (en) * | 2019-03-06 | 2021-10-22 | 厦门格欧博新材料科技有限公司 | Water outlet pipe forming process and water outlet pipe |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278839C (en) * | 2003-04-15 | 2006-10-11 | 陈贤斌 | Forming mould of coated pressure roll |
| CN100480146C (en) * | 2007-06-06 | 2009-04-22 | 杨泽景 | Protecting sleeve for thread in petroleum steel pipe and making process thereof |
| CN101907192B (en) * | 2010-07-15 | 2011-12-28 | 宁波市鑫晟工贸实业有限公司 | Manufacture method of plastic faucet body |
| CN103174861A (en) * | 2013-03-20 | 2013-06-26 | 俞国军 | Combined type tap |
| CN104476732B (en) * | 2014-10-13 | 2017-02-15 | 浙江贝乐卫浴科技有限公司 | Manufacturing method of lead-free environmental-friendly faucet and mold used in method |
-
2015
- 2015-11-16 CN CN201510782898.7A patent/CN105345988B/en active Active
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2016
- 2016-01-28 WO PCT/CN2016/072484 patent/WO2017084212A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017084212A1 (en) | 2017-05-26 |
| CN105345988A (en) | 2016-02-24 |
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Effective date of registration: 20201028 Address after: Huang Town Guangdong province 523000 Dongguan Changlong village Zhushan scared Patentee after: GUANGDONG MEIJIE SANITARY WARE TECHNOLOGY Co.,Ltd. Address before: 518000, Shenzhen, Guangdong, Baoan District Guanlan street, three communities, large three village Liuzhou Industrial Zone, No. 3, West 00250 Patentee before: SHENZHEN MEIJIE BATHROOM PLUMBING Co.,Ltd. |