CN106077128A - The manufacture method of a kind of resinous coat aluminum pipe and production line thereof - Google Patents
The manufacture method of a kind of resinous coat aluminum pipe and production line thereof Download PDFInfo
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- CN106077128A CN106077128A CN201610383584.4A CN201610383584A CN106077128A CN 106077128 A CN106077128 A CN 106077128A CN 201610383584 A CN201610383584 A CN 201610383584A CN 106077128 A CN106077128 A CN 106077128A
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- aluminum pipe
- stage
- pipe
- synthetic resin
- aluminum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses the manufacture method of a kind of resinous coat aluminum pipe, including aluminum pipe supply stage (S1)；The linearization(-sation) stage (S2) of aluminum pipe；The drawing stage (S3) of straight tube；The wash phase (S4) of the aluminum pipe through drawing；Imprint stage (S5) through the aluminum pipe of over cleaning；The warm-up phase (S6) aluminum pipe through impressing preheated with non-contact inductive heater；On the aluminum pipe through preheating, continuous bonding coating contains the coating stage (S7) of the synthetic resin of priming paint；Cooling stage (S8) through the aluminum pipe of bonding coating；Pull the above-mentioned stage through overcooled coated pipe (S9)；Synthetic resin coated pipe is carried out the cutting stage (S10) of surface trimming.The present invention is from the supply stage of aluminum pipe raw material to impressing, adhesive coatings and surface trimming, and all process steps all realizes continuous and automatic, can not only realize producing in enormous quantities by automatization, improve productivity, moreover it is possible to improve product quality.
Description
Technical field
The invention belongs to aluminum pipe preparation field, particularly relate to manufacture method and the production line thereof of a kind of resinous coat aluminum pipe.
Background technology
In general, life household electrical appliances, automobile, building, shipbuilding and other industrial pipes commonly use various metal tube.Example
As: for transmit the air-conditioner pipe of cold-producing medium, refrigerator pipe, vehicle refrigerating unit pipe, building system pipe, Shipbuilding pipe, facility manage,
Industrial chiller pipeline and hydraulic line etc..At present when using the pipeline of this type of metal material, for preventing copper (Cu) to manage or it
His metal tube corrodes, it is necessary to use after gold-plated, and not only body is heavy, and relatively costly.Further, since international raw material cost
Going up and raw material supply and demand problem, metal tube is faced with numerous difficulties.Therefore, with expensive and more heavy copper facing and gold-plated
Belonging to pipe to compare, manufacturing process is simple, light, characteristic good, the aluminum pipe of environmental protection is widely used at present.But, the resistance to punching of aluminum pipe
Hitting property is more weak, perishable when being exposed, and durability and alkali resistance are poor, it is difficult to present multiple color, and high pressure is born in inside
Position easily rupturable, safety coefficient is relatively low.
On the other hand, in order to cost-effective, typically meeting is at the end welding portion copper pipe of aluminum pipe, but the contact of aluminum and copper is held
Corrosion easily occurs because of potential difference.For preventing potential difference corrosion, synthetic resin non-stick also can be carried out on part aluminum pipe
Connect coating, but aluminum easily separates with synthetic resin, because dew condensation phenomenon occurs in temperature difference, then cause aluminum pipe to corrode.For solving
Problems, the recently universal high molecular synthetic resin such as coating polypropylene, polyethylene and polyamide on aluminum pipe.For example,
What Ebrean Registered Patent 10-0384127 illustrated is a kind of by carrying out prime treatment coating polymer resin in aluminum tube surfaces
Method.But, this method is after carrying out prime treatment, and priming paint is utilizing the stage fusing drip that high heat is aluminum pipe preheating, leads
The bonding force causing coat of synthetic resin declines.In pulling process, smooth aluminum tube surfaces separates with synthetic resin.For solve with
Upper problem, some people first can be smeared binding agent in aluminum tube surfaces, then repaste plated resin.For example, Ebrean Registered Patent
No. 10-0887710 elaboration is that one first smears curry shape binding agent, the method then repasting plated resin in aluminum tube surfaces；Day
What this Unexamined Patent 5-186119 was introduced is to form adhesive phase at aluminum pipe outer peripheral face, then forms rigid plastics resin above
The resin-coated metal tube of layer.But, the shortcoming of this type of method is to need nonetheless remain for using binding agent, and technique more difficulty is with multiple
Miscellaneous, the most also bonding force can be caused to decline along with variations in temperature, so that aluminum pipe and the bonding force decline of interlaminar resin, cause all
The durability of resinous coat aluminum pipe is low.
Summary of the invention
In order to overcome defect of the prior art, it is provided that the manufacture method of a kind of resinous coat aluminum pipe and production line thereof.
The present invention is realized by following proposal:
The manufacture method of a kind of resinous coat aluminum pipe, comprises the following steps:
Aluminum pipe supply stage S1；
The linearization(-sation) stage S2 of aluminum pipe；
The drawing stage S3 of straight tube；
The wash phase S4 of the aluminum pipe through drawing；
Imprint stage S5 through the aluminum pipe of over cleaning；
Warm-up phase S6 aluminum pipe through impressing preheated with non-contact inductive heater；
On the aluminum pipe through preheating, continuous bonding coating contains the coating stage S7 of the synthetic resin of priming paint；
Cooling stage S8 through the aluminum pipe of bonding coating；
Pull the above-mentioned stage S9 through overcooled coated pipe；
Synthetic resin coated pipe is carried out the cutting stage S10 of surface trimming.
A kind of production line of resinous coat aluminum pipe, this production line includes the reeler of connection corresponding with aluminum pipe, reeler with
Craspedodrome machine, Drawing die set, cleaning machine, marking press, high frequency induction heater, plater, cooler, hoist engine, automatic gas cutting machine
Front and back be sequentially connected with, and described aluminum pipe through reeler process after sequentially pass through craspedodrome machine, Drawing die set, cleaning machine, marking press,
High frequency induction heater, plater, cooler, hoist engine, automatic gas cutting machine.
The invention have the benefit that
The manufacture method of the present invention a kind of resinous coat aluminum pipe and production line thereof are in order to increase aluminum pipe and thermoplasticity synthesis tree
Fat is coated with the bonding force of interlayer, the manufacture method of the resinous coat aluminum pipe in the present invention and the resin manufactured by this method and is coated with
Layer aluminum pipe is to carry out impressing process in aluminum tube surfaces, and the thermal plastic high polymer that then continuous bonding coating contains priming paint on surface closes
Resin, uses a kind of novel synthetic resin coated layer method, and this method both need not carry out prime treatment, and the most not use viscous
Mixture, can also increase the bonding force of aluminum pipe and synthetic resin coated interlayer simultaneously.
It addition, the manufacture method of the resinous coat aluminum pipe in the present invention is a kind of novel aluminum pipe production method, it is from aluminum
The supply stage of pipe raw material, all process steps all realized continuous and automatic, can not only pass through to impressing, adhesive coatings and surface trimming
Automatization realizes producing in enormous quantities, improves productivity, moreover it is possible to improve product quality.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the manufacture method of the present invention a kind of resinous coat aluminum pipe；
Fig. 2 is the system block diagram of the production line of the present invention a kind of resinous coat aluminum pipe；
Fig. 3 is the product i.e. sectional view of resinous coat aluminum pipe of the present invention；
Fig. 4 is the detail of construction of marking press of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further described:
The manufacture method of a kind of resinous coat aluminum pipe, comprises the following steps:
Aluminum pipe supply stage S1；
The linearization(-sation) stage S2 of aluminum pipe；
The drawing stage S3 of straight tube；
The wash phase S4 of the aluminum pipe through drawing；
Imprint stage S5 through the aluminum pipe of over cleaning；
Warm-up phase S6 aluminum pipe through impressing preheated with non-contact inductive heater；
On the aluminum pipe through preheating, continuous bonding coating contains the coating stage S7 of the synthetic resin of priming paint；
Cooling stage S8 through the aluminum pipe of bonding coating；
Pull the above-mentioned stage S9 through overcooled coated pipe；
Synthetic resin coated pipe is carried out the cutting stage S10 of surface trimming.
The production line of a kind of resinous coat aluminum pipe, this production line includes the reeler 10 of connection corresponding with aluminum pipe 20, unreel
Machine 10 and craspedodrome machine 11, Drawing die set 12, cleaning machine 13, marking press 14, high frequency induction heater 15, plater 16, cooler
17, it is sequentially connected with before and after hoist engine 18, automatic gas cutting machine 19, and described aluminum pipe 20 sequentially passes through straight after reeler 10 processes
Row machine 11, Drawing die set 12, cleaning machine 13, marking press 14, high frequency induction heater 15, plater 16, cooler 17, hoist engine
18, automatic gas cutting machine 19.
The invention will be further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the manufacture method of above-mentioned resinous coat aluminum pipe is to improve gluing between aluminum pipe and synthetic resin
Making a concerted effort, after aluminum tube surfaces carries out impressing process, continuous bonding coating contains the synthetic resin of priming paint, uses a kind of bottomless
Lacquer craftwork.
To this end, the manufacture method of the resinous coat aluminum pipe in the present invention includes the supply stage (S1) supplying aluminum pipe (20)；
The imprint stage (S5) of impressing process is carried out on above-mentioned aluminum pipe (20) surface；The warm-up phase preheated for above-mentioned aluminum pipe (20)
(S6)；The coating stage (S7) of the macromolecule resin of priming paint is contained at the upper bonding coating of above-mentioned aluminum pipe (20).
First, reeler (10) need to be prepared in the supply stage (S1) of supply aluminum pipe (20), allow by extruding and draw work
The aluminum pipe (20) that sequence manufactures launches under rolled state.
It is to say, first above-mentioned supply stage (S1), the aluminum coil pipe of curling is launched with reeler (10), makes aluminum pipe former
Material can be supplied continuously and automatically.
The aluminum pipe (20) followed by allowing above-mentioned reeler (10) supply becomes the linearization(-sation) stage (S2) of straight line.
This stage will be wrapped in the aluminum pipe (20) of the case of bending on reeler (10) and form straight line, allow aluminum pipe (20)
By the craspedodrome machine (11) being made up of multiple rollers, aluminum pipe (20) is made to stretch.
Followed by the drawing stage (S3) that straight aluminum pipe (20) is drawn.
This stage is the out of roundness adjusting aluminum pipe (20), allows straight aluminum pipe (20) pass through Drawing die set (12), by aluminum pipe (20)
It is adjusted to correct proper circle.
In drawing stage, oval aluminum pipe (20) will be become in extruding-drawing, winding process with Drawing die set (13)
External diameter out of roundness adjust to outer diameter tolerance.Followed by the wash phase (S4) removing aluminum pipe (20) Superficial Foreign Body etc..
This stage be allow on Drawing die set (12) continuously across aluminum pipe (20) to enter cleaning machine (13) internal, remove and stick in aluminum pipe
(20) impurity such as the drawing oil on surface.At this moment, it is proposed that the washings containing cleaning agent are sprayed at aluminum pipe (20) surface.Subsequently
Enter imprint stage (S5), carry out impressing process on clean aluminum pipe (20) surface.In imprint stage, increase with marking press (14)
The roughness on surface, improves the bonding force between aluminum pipe (20) and synthetic resin.At this moment, it is proposed that the roughness of aluminum tube surfaces is increased
To 1.0-10.0 μm.
The detail of construction of marking press of the present invention (14) as shown in Figure 4, utilizes the multiple impressings being arranged in aluminum pipe (20) around
Wheel (14a), such as 6 in 60 ° of angles or 8 impressings wheel (14a) in 45° angle carry out coinging on aluminum pipe (10) surface.?
The hard roller surface of above-mentioned impressing wheel (14a), processes multiple jog with NC high rate discharge device, is covered with whole surface, also
That is, it is the male and fomale(M&F) about 1.0-10.0 μm that hard roller surface forms roughness, utilizes this jog, allows aluminum pipe (20)
Can to form roughness be the concavo-convex of 1.0-10.0 μm on surface.
Then 6 surface roughnesses of installation are the roller in 60 ° of angles of 1.0-10.0 μm, right during aluminum pipe transmits
Aluminum tube surfaces carries out impressing process, increases the bonding force of macromolecule resin.Here the symbol not being illustrated: 14a is impressing wheel；
14b represents rolling wheel support；14c is represented as roller and provides stressed spring；14d represents the roller supported including roller and props up
A bracer of all parts such as frame, spring.
Followed by the warm-up phase (S6) that the aluminum pipe (20) processed through impressing is preheated.
Aluminum pipe (20) surface is preheated before coating synthetic resin by this stage in advance, to increase the bonding of synthetic resin
Power.Non-contact high-frequency induction heater (15) is used during preheating.Above-mentioned warm-up phase (S6) uses non-contact high-frequency
The surface temperature of aluminum pipe (20) is preheated to 200-400 DEG C by sensing heater (15), improves bonding painting and is plated in aluminum pipe (20) surface
The bonding force of synthetic resin.Followed by contain priming paint at aluminum pipe (20) the most bonding mode coating of upper employing through preheating
Coating stage (S7) of synthetic resin.This stage allows aluminum pipe (20) by including resin extruder (not shown) and extrusion die
The plater (16) of (not shown), contains general priming paint (binding agent) passing through the bonding coating in aluminum pipe (20) surface preheated in advance
Synthetic resin, under uniform temperature and linear velocity, bonding for high molecular synthetic resin painting is plated in aluminum pipe (20) surface.Coating rank
The synthetic resin that section (S7) uses can be with color, and therefore, bonding painting is plated in the coat of synthetic resin on aluminum pipe (20) surface can
Present multiple color.Bonding painting is plated in the synthetic resin on above-mentioned aluminum pipe (20) surface and general resinous coat aluminum pipe can be used to be adopted
Resin.Above-mentioned coating stage (S7) coating continuously contains the synthetic resin of priming paint, and advantage is without other prime treatment works
Sequence.
It is coated with the cooling stage (S8) that the aluminum pipe (20) of synthetic resin cools down followed by allowing bonding painting.This stage has allowed
The aluminum pipe (20) of high hot coating is by using the cooler (17) of washings spray pattern.Followed by pull the aluminum pipe of cooling
(20) the elevator stage (S9).This stage, in order to allow aluminum pipe (20) complete series-operation, pulls aluminum pipe (20) with hoist engine (18).
Above-mentioned hoist engine (18) pulls aluminum pipe (20) continuously, it can be ensured that the craspedodrome power of pipe, allows the aluminum pipe (20) can be from the raw material supply stage
Continuously entering each stage, all stage uses continuous print automation procedure.Synthetic resin is had followed by Coating
Aluminum pipe (20) carries out the cutting stage (S10) of surface trimming.This stage with electrotome (19) by resinous coat aluminum pipe (20)
Cut into certain length, complete continuous print surface trimming with the circle cutter (not shown) rotated.By surface trimming rank
Section, all resinous coat aluminum pipes (20) as it is shown on figure 3, by aluminum pipe (20) surface formed impressing (21) strengthening aluminum pipe (20) with
Bonding force between coat of synthetic resin (22), solves the problem that aluminum pipe easily separates with resin.
Accordingly, the aluminum pipe raw material being wrapped on reeler continuously across linearization(-sation), proper circle, clean, imprint, heat, coating,
Cooling, elevator and surface trimming stage, use automation procedure, allow resinous coat aluminum pipe manufacturing process more effectively, it is ensured that
The seriality of operation, can realize producing in enormous quantities.On the other hand, it is without prime treatment operation, does not use binding agent, uses nothing
Priming paint technique, improves the bonding force between aluminum pipe and synthetic resin, improves the durability of resinous coat aluminum pipe.
The manufacture method of the resinous coat aluminum pipe in the present invention has following characteristics.
The manufacture method of above-mentioned resinous coat aluminum pipe includes the supply stage supplying aluminum pipe；Press in above-mentioned aluminum tube surfaces
The imprint stage that print processes；Warm-up phase for the above-mentioned aluminum pipe preheating through impressing；And at the above-mentioned aluminum pipe through preheating
Upper bonding coating contains the coating stage of the high molecular synthetic resin of priming paint.Particularly in imprint stage, with marking press by surface
Roughness improves to 1.0-10.0 μm, by increasing capacitance it is possible to increase the bonding force between aluminum pipe and synthetic resin, moreover it is possible to utilize bottomless lacquer craftwork to carry
Bonding force between high aluminum pipe and coat of synthetic resin.
At above-mentioned warm-up phase, it is proposed that use non-contact high-frequency induction heater by aluminum pipe within the time of about 3 seconds
Surface temperature is preheated to 200-400 DEG C.
The above-mentioned supply stage includes the process drawing aluminum pipe, in this pulling process, with Drawing die set in extruding-drawing
During become the out of roundness of oval pipe external diameter and adjust to outer diameter tolerance.
Meanwhile, after the manufacture method in the present invention is additionally included in the coating stage, with the circle cutter rotated to band
The pipe having coat of synthetic resin carries out the cutting stage of continuous surface trimming.
Although technical scheme having been done the most detailed elaboration and has enumerated, it will be appreciated that for ability
For field technique personnel, above-described embodiment being made amendment or uses the replacement scheme of equivalent, this is to those skilled in the art
It is it is clear that these modifications or improvements without departing from theon the basis of the spirit of the present invention for Yuan, belongs to the present invention
Claimed scope.
Claims (2)
1. the manufacture method of a resinous coat aluminum pipe, it is characterised in that comprise the following steps:
Aluminum pipe supply stage (S1)；
The linearization(-sation) stage (S2) of aluminum pipe；
The drawing stage (S3) of straight tube；
The wash phase (S4) of the aluminum pipe through drawing；
Imprint stage (S5) through the aluminum pipe of over cleaning；
The warm-up phase (S6) aluminum pipe through impressing preheated with non-contact inductive heater；
On the aluminum pipe through preheating, continuous bonding coating contains the coating stage (S7) of the synthetic resin of priming paint；
Cooling stage (S8) through the aluminum pipe of bonding coating；
Pull the above-mentioned stage through overcooled coated pipe (S9)；
Synthetic resin coated pipe is carried out the cutting stage (S10) of surface trimming.
2. the production line of a resinous coat aluminum pipe, it is characterised in that: this production line includes tearing open of connection corresponding with aluminum pipe (20)
Volume machine (10), reeler (10) adds with craspedodrome machine (11), Drawing die set (12), cleaning machine (13), marking press (14), high-frequency induction
It is sequentially connected with before and after hot device (15), plater (16), cooler (17), hoist engine (18), automatic gas cutting machine (19), and described aluminum
Pipe (20) sequentially passes through craspedodrome machine (11), Drawing die set (12), cleaning machine (13), marking press after reeler (10) processes
(14), high frequency induction heater (15), plater (16), cooler (17), hoist engine (18), automatic gas cutting machine (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383584.4A CN106077128B (en) | 2016-06-01 | 2016-06-01 | A kind of manufacturing method and its production line of resinous coat aluminum pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383584.4A CN106077128B (en) | 2016-06-01 | 2016-06-01 | A kind of manufacturing method and its production line of resinous coat aluminum pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106077128A true CN106077128A (en) | 2016-11-09 |
| CN106077128B CN106077128B (en) | 2018-08-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722821A (en) * | 2018-05-30 | 2018-11-02 | 浙江康盛股份有限公司 | A kind of organic coat aluminum pipe and its processing method |
| CN111618121A (en) * | 2020-06-24 | 2020-09-04 | 汤松 | Full-automatic metal hose machine |
| CN112337763A (en) * | 2019-08-06 | 2021-02-09 | 禹汉基 | Method for manufacturing aluminum pipe having multilayer structure for air conditioner and aluminum pipe manufactured thereby |
| WO2021109286A1 (en) * | 2019-12-06 | 2021-06-10 | 宁波慧创新材料科技有限公司 | Aluminum pipe surface resin coating system |
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| JPS6110448A (en) * | 1984-06-26 | 1986-01-17 | 新日本チユ−ブ工業株式会社 | Laminated tube and manufacture thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722821A (en) * | 2018-05-30 | 2018-11-02 | 浙江康盛股份有限公司 | A kind of organic coat aluminum pipe and its processing method |
| CN112337763A (en) * | 2019-08-06 | 2021-02-09 | 禹汉基 | Method for manufacturing aluminum pipe having multilayer structure for air conditioner and aluminum pipe manufactured thereby |
| WO2021109286A1 (en) * | 2019-12-06 | 2021-06-10 | 宁波慧创新材料科技有限公司 | Aluminum pipe surface resin coating system |
| CN111618121A (en) * | 2020-06-24 | 2020-09-04 | 汤松 | Full-automatic metal hose machine |
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|---|---|
| CN106077128B (en) | 2018-08-17 |
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