CN110026326A - A kind of process of surface treatment of rattan chair frame aluminium alloy pipe - Google Patents
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe Download PDFInfo
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- CN110026326A CN110026326A CN201910247171.7A CN201910247171A CN110026326A CN 110026326 A CN110026326 A CN 110026326A CN 201910247171 A CN201910247171 A CN 201910247171A CN 110026326 A CN110026326 A CN 110026326A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/146—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies to metallic pipes or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
- B05D7/222—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
- C23C22/47—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates containing also phosphates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention belongs to field of metal surface treatment technology, and in particular to a kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps: (1) then aluminium alloy pipe surface of first polishing mechanically polishes aluminium alloy pipe surface；(2) aluminium alloy pipe after polishing is soaked in treatment fluid, in soaking process, carries out concussion processing using ultrasonic wave；(3) it after the aluminium alloy pipe drying after cleaning deionized water, is put into sand-blasting machine and blasting treatment is carried out to its surface；(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, dried after cleaning；(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed on the surface of aluminium alloy pipe；(6) aluminium alloy pipe sprayed is pushed into curing oven, heating and thermal insulation for a period of time, take out cooling by blow-on.The present invention significantly improves aluminium alloy pipe surface microstructure and characteristic, improves its intensity and corrosion resistance, and with short production cycle, at low cost.
Description
Technical field
The invention belongs to field of metal surface treatment technology, and in particular to a kind of surface of rattan chair frame aluminium alloy pipe
Treatment process.
Background technique
Chair is that the household goods of each family's indispensability are divided into couch, chaise longue, do according to the difference of type and effect
Public chair and rattan chair etc., summer weather is sultry, and due to there is leather cladding, gas permeability is poor for couch or office chair etc., and sitting can give
People's feeling of oppression and heat, and rattan chair is since using braiding manufacture, gas permeability can be preferably higher in summer comfort.
Rattan chair is mostly frame structure, and other assembling structures are set up on frame foundation.The frame of rattan chair not only embodies house
The appearance and modeling of tool, but also be main part of the force, therefore, frame structure form it is reasonable whether, directly influence rattan
The intensity of chair, stability.According to the difference of rattan chair frame material, have: rattan frame, bamboo frame, wooden frame, metal framework etc..Its
In, the substrate of metal framework mostly uses aluminium alloy pipe, in process of production it is generally necessary to handle its surface, but it is existing
Treatment process there are many shortcomings, such as complex process, the production cycle is long, at high cost, treated finished product unsightly, matter
Amount time, intensity are low, poor corrosion resistance.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of surface treatment of rattan chair frame aluminium alloy pipe is provided
Technique.
The present invention is achieved by the following technical solutions:
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then aluminium alloy pipe surface is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 20~30min in treatment fluid, in soaking process, frequency of use 25
The ultrasonic wave of~27KHz carries out concussion processing, carries out first time cleaning using deionized water after immersion；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 8~10min；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, after cleaning under 100~110 DEG C of environment into
Row drying；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 180~215 DEG C, and keep the temperature 15~20min, blow-on takes
It cools down out.
Further, the nylon wheel for using 240# is mechanically polished in the step (1).
Further, treatment fluid includes following raw material in the step (2): 8~12 parts of phosphoric acid, oxalic acid 4~7
Part, 2~4 parts of citric acid, 2~3 parts of nickel nitrate, 3~5 parts of polyvinyl alcohol, 1~3 part of Polyethylene Glycol Oleate, 1~3 part of thiocarbamide,
2~5 parts of dodecyl sodium sulfate, 80~100 parts of deionized water.
Further, the preparation process of the treatment fluid are as follows: first phosphoric acid, oxalic acid and citric acid are mixed, then plus
Enter deionized water to be diluted, then other raw materials are added sequentially in mixed solution according to formula, after mixing evenly
Treatment fluid is made.
Further, ceramic sand, zircon sand or corundum of the sandblasting using 60~80 mesh, surface layer of sand in the step (3)
With a thickness of 13~15 μm, surface average roughness Ra is 2.6~3.3 μm.
Further, spraying is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity in the step (5)
It applies, spray gun is apart from 10~15cm of aluminium alloy pipe in spraying process, and air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.5~0.8mm.
Further, in the step (5) plastic powders be thermoset powders, and the partial size of plastic powders be 10~
30μm。
Further, the thermoset powders include following raw material: 35~40 parts of epoxy resin, polyester 20
~30 parts, 12~15 parts of calcium carbonate, 4~8 parts of colorant, 1~3 part of levelling agent, 1~3 part of optical brightener.
Further, the levelling agent is one of butyl cellulose, polyacrylic acid or carboxymethyl cellulose or a variety of
Mixture.
The present invention provides a kind of process of surface treatment of rattan chair frame aluminium alloy pipe, first to aluminium alloy pipe table
Face is mechanically polished, and can remove its oxide on surface, then aluminium alloy pipe is placed in treatment fluid and is pre-processed, can not only
Remove the greasy dirt, dust, rusty stain on aluminium alloy pipe surface, and can be anticorrosive and can increase at one layer of aluminium alloy pipe Surface Creation
Add " phosphate coating " of spraying powder adhesive force, and concussion processing is carried out using ultrasonic wave in soaking process, compared with conventional method,
Shorten the time of processing；Then blasting treatment is carried out to aluminium alloy pipe surface, aluminium alloy pipe surface will form unevenly
Dent, which can enable most plastic powders be embedded in dent, enable aluminum alloy to energy between tube surfaces and coating
With higher bond strength, in addition, blasting treatment can also improve aluminium alloy pipe surface strength, and the dirt of workpiece surface is taken away
Object is contaminated, surface cleanness is improved；Finally, using equably spraying to plastic powders on the surface of aluminium alloy pipe, using
It is heating and curing, it is not only beautiful to have texture, while plastics guarantor again so as to form a plastic protective layer on the surface of aluminium alloy pipe
Sheath has excellent corrosion-resistant, ageing-resistant, shock resistance, anti abrasive performance.
The present invention has the advantage that compared with prior art
The process of surface treatment of a kind of rattan chair frame aluminium alloy pipe of the invention, hence it is evident that improve aluminium alloy pipe surface group
Structure and characteristic is knitted, improves its intensity and corrosion resistance, and with short production cycle, at low cost；Treated aluminium alloy pipe table
Face can also form a plastic protective layer, and not only presentation quality is good, while have excellent corrosion-resistant, ageing-resistant, shock resistance, resistance to
The performance of abrasion.
Specific embodiment
Embodiment 1
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then use aluminium alloy pipe surface the nylon of 240#
Wheel is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 20min in treatment fluid, in soaking process, frequency of use is 25KHz's
Ultrasonic wave carries out concussion processing, carries out first time cleaning using deionized water after immersion；Wherein, treatment fluid includes following heavy
Measure part raw material: 8 parts of phosphoric acid, 5 parts of oxalic acid, 2 parts of citric acid, 2 parts of nickel nitrate, 3 parts of polyvinyl alcohol, 1 part of Polyethylene Glycol Oleate, sulphur
1 part of urea, 2 parts of dodecyl sodium sulfate, 85 parts of deionized water；The preparation process for the treatment of fluid are as follows: first by phosphoric acid, oxalic acid and citric acid
It mixes, adds deionized water and be diluted, then other raw materials are added sequentially in mixed solution according to formula,
It can be prepared by treatment fluid after mixing evenly；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 8min, wherein sandblasting using be 60 mesh ceramic sand, zircon sand or corundum, surface sand layer thickness be 13 μm, surface
Average roughness Ra is 2.6 μm；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, dried under 100 DEG C of environment after cleaning
It is dry；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face, wherein the partial size of plastic powders is 10 μm, and plastic powders are thermoset powders, and thermoset powders include with
Lower raw material: 35 parts of epoxy resin, 22 parts of polyester, 12 parts of calcium carbonate, 4 parts of colorant, 1 part of butyl cellulose, optical brightener 1
Part；Spraying is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity, and spray gun is apart from aluminium-alloy pipe in spraying process
Material 12cm, air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.5mm；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 180 DEG C, and keep the temperature 15min, blow-on takes out cooling and is
It can.
Embodiment 2
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then use aluminium alloy pipe surface the nylon of 240#
Wheel is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 22min in treatment fluid, in soaking process, frequency of use is 26KHz's
Ultrasonic wave carries out concussion processing, carries out first time cleaning using deionized water after immersion；Wherein, treatment fluid includes following heavy
Measure part raw material: phosphatase 79 part, 5 parts of oxalic acid, 3 parts of citric acid, 2 parts of nickel nitrate, 4 parts of polyvinyl alcohol, 1 part of Polyethylene Glycol Oleate, sulphur
1 part of urea, 4 parts of dodecyl sodium sulfate, 88 parts of deionized water；The preparation process for the treatment of fluid are as follows: first by phosphoric acid, oxalic acid and citric acid
It mixes, adds deionized water and be diluted, then other raw materials are added sequentially in mixed solution according to formula,
It can be prepared by treatment fluid after mixing evenly；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 9min, wherein sandblasting using be 70 mesh ceramic sand, zircon sand or corundum, surface sand layer thickness be 14 μm, surface
Average roughness Ra is 2.8 μm；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, dried under 105 DEG C of environment after cleaning
It is dry；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face, wherein the partial size of plastic powders is 15 μm, and plastic powders are thermoset powders, and thermoset powders include with
Lower raw material: 38 parts of epoxy resin, 27 parts of polyester, 14 parts of calcium carbonate, 6 parts of colorant, 2 parts of carboxymethyl cellulose, optical brightener 1
Part；Spraying is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity, and spray gun is apart from aluminium-alloy pipe in spraying process
Material 13cm, air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.7mm；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 195 DEG C, and keep the temperature 18min, blow-on takes out cooling and is
It can.
Embodiment 3
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then use aluminium alloy pipe surface the nylon of 240#
Wheel is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 25min in treatment fluid, in soaking process, frequency of use is 27KHz's
Ultrasonic wave carries out concussion processing, carries out first time cleaning using deionized water after immersion；Wherein, treatment fluid includes following heavy
Measure part raw material: 0 part of phosphatase 11,6 parts of oxalic acid, 4 parts of citric acid, 3 parts of nickel nitrate, 4 parts of polyvinyl alcohol, 2 parts of Polyethylene Glycol Oleate,
3 parts of thiocarbamide, 4 parts of dodecyl sodium sulfate, 95 parts of deionized water；The preparation process for the treatment of fluid are as follows: first by phosphoric acid, oxalic acid and lemon
Acid-mixed is combined, and is added deionized water and is diluted, other raw materials are then added sequentially to mixed solution according to formula
In, it can be prepared by treatment fluid after mixing evenly；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 9min, wherein sandblasting using be 70 mesh ceramic sand, zircon sand or corundum, surface sand layer thickness be 15 μm, surface
Average roughness Ra is 3.1 μm；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, dried under 105 DEG C of environment after cleaning
It is dry；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face, wherein the partial size of plastic powders is 25 μm, and plastic powders are thermoset powders, and thermoset powders include with
Lower raw material: 37 parts of epoxy resin, 27 parts of polyester, 15 parts of calcium carbonate, 7 parts of colorant, 1~3 part of polyacrylic acid, optical brightener 1
~3 parts；Spraying is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity, and spray gun is closed apart from aluminium in spraying process
Golden tubing 14cm, air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.7mm；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 205 DEG C, and keep the temperature 18min, blow-on takes out cooling and is
It can.
Embodiment 4
A kind of process of surface treatment of rattan chair frame aluminium alloy pipe, comprising the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then use aluminium alloy pipe surface the nylon of 240#
Wheel is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 30min in treatment fluid, in soaking process, frequency of use is 27KHz's
Ultrasonic wave carries out concussion processing, carries out first time cleaning using deionized water after immersion；Wherein, treatment fluid includes following heavy
Measure part raw material: 1 part of phosphatase 11,7 parts of oxalic acid, 4 parts of citric acid, 3 parts of nickel nitrate, 5 parts of polyvinyl alcohol, 3 parts of Polyethylene Glycol Oleate,
3 parts of thiocarbamide, 4 parts of dodecyl sodium sulfate, 100 parts of deionized water；The preparation process for the treatment of fluid are as follows: first by phosphoric acid, oxalic acid and lemon
Lemon acid-mixed is combined, and is added deionized water and is diluted, and then is added sequentially to mix by other raw materials according to formula molten
In liquid, treatment fluid can be prepared by after mixing evenly；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 10min, wherein sandblasting using be 80 mesh ceramic sand, zircon sand or corundum, surface sand layer thickness be 15 μm, surface
Average roughness Ra is 3.3 μm；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, dried under 110 DEG C of environment after cleaning
It is dry；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face, wherein the partial size of plastic powders is 30 μm, and plastic powders are thermoset powders, and thermoset powders include with
Lower raw material: 40 parts of epoxy resin, 28 parts of polyester, 15 parts of calcium carbonate, 8 parts of colorant, 1 part of butyl cellulose, optical brightener 3
Part；Spraying is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity, and spray gun is apart from aluminium-alloy pipe in spraying process
Material 15cm, air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.8mm；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 215 DEG C, and keep the temperature 20min, blow-on takes out cooling and is
It can.
Comparative example 1
This comparative example 1 compared with Example 1, in treatment process, eliminates ultrasonic oscillation processing, other are walked in addition to this
It is rapid all the same.
Comparative example 2
This comparative example 2 compared with Example 1, in treatment process, saves blasting treatment, in addition to this other other outer steps
It is all the same.
In order to compare effect of the present invention, after above-described embodiment 1~4, comparative example 1,2 alignment processing of comparative example
Rattan chair frame aluminium alloy tubing is tested for the property, and specific correlation data is as shown in table 1 below:
Table 1
By upper table test result as it can be seen that the rattan chair frame aluminium alloy tube surfaces treatment process of the embodiment of the present invention 1 ~ 4, energy are obvious
Improve aluminium alloy pipe surface microstructure and characteristic, improves its intensity and corrosion resistance, and with short production cycle, at low cost.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe, which comprises the following steps:
(1) it first polishes aluminium alloy pipe surface, removes welding slag and splashing, then aluminium alloy pipe surface is mechanically polished；
(2) aluminium alloy pipe after polishing is soaked in 20~30min in treatment fluid, in soaking process, frequency of use 25
The ultrasonic wave of~27KHz carries out concussion processing, carries out first time cleaning using deionized water after immersion；
(3) it by after the aluminium alloy pipe drying after cleaning, is put into sand-blasting machine and blasting treatment, blasting treatment is carried out to its surface
Time be 8~10min；
(4) after sandblasting, and second is carried out to aluminium alloy pipe and is cleaned, after cleaning under 100~110 DEG C of environment into
Row drying；
(5) aluminium alloy pipe after drying is cooled to room temperature, then plastic powders is equably sprayed to the table of aluminium alloy pipe
On face；
(6) aluminium alloy pipe sprayed is pushed into curing oven, is heated to 180~215 DEG C, and keep the temperature 15~20min, blow-on takes
It cools down out.
2. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 1, which is characterized in that institute
State the nylon wheel that mechanical polishing in step (1) uses 240#.
3. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 1, which is characterized in that institute
Stating treatment fluid in step (2) includes following raw material: 8~12 parts of phosphoric acid, 4~7 parts of oxalic acid, 2~4 parts of citric acid, nitric acid
2~3 parts of nickel, 3~5 parts of polyvinyl alcohol, 1~3 part of Polyethylene Glycol Oleate, 1~3 part of thiocarbamide, 2~5 parts of dodecyl sodium sulfate,
80~100 parts of deionized water.
4. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 3, which is characterized in that institute
State the preparation process for the treatment of fluid are as follows: first phosphoric acid, oxalic acid and citric acid are mixed, deionized water is added and is diluted,
Then other raw materials are added sequentially in mixed solution according to formula, can be prepared by treatment fluid after mixing evenly.
5. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 1, which is characterized in that institute
Ceramic sand, zircon sand or corundum that sandblasting in step (3) uses 60~80 mesh are stated, surface sand layer thickness is 13~15 μm, surface
Average roughness Ra is 2.6~3.3 μm.
6. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 1, which is characterized in that institute
Stating spraying in step (5) is sprayed according to the sequence of outer surface behind first up and then down, first inner cavity, spray gun distance in spraying process
10~15cm of aluminium alloy pipe, air pressure 0.5MPa, plastic-spraying layer is with a thickness of 0.5~0.8mm.
7. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 1, which is characterized in that institute
Stating plastic powders in step (5) is thermoset powders, and the partial size of plastic powders is 10~30 μm.
8. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 7, which is characterized in that institute
Stating thermoset powders includes following raw material: 35~40 parts of epoxy resin, 20~30 parts of polyester, calcium carbonate 12~15
Part, 4~8 parts of colorant, 1~3 part of levelling agent, 1~3 part of optical brightener.
9. a kind of process of surface treatment of rattan chair frame aluminium alloy pipe according to claim 8, which is characterized in that institute
Stating levelling agent is one of butyl cellulose, polyacrylic acid or carboxymethyl cellulose or a variety of mixtures.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013986A (en) * | 2019-12-11 | 2020-04-17 | 恒强(天津)新材料有限公司 | Method for spraying aluminum template powder |
| CN111347516A (en) * | 2020-04-29 | 2020-06-30 | 青岛建筌科技有限公司 | Rattan dining table weaving method capable of being rapidly shaped |
| CN111704848A (en) * | 2020-05-27 | 2020-09-25 | 常熟市华能门窗装饰有限公司 | Aluminum profile with high wear resistance |
| CN111826663A (en) * | 2020-07-05 | 2020-10-27 | 江苏荣企新材料科技有限公司 | Surface cleaning treatment process for aluminum-magnesium alloy metal frame |
| CN113414085A (en) * | 2021-07-24 | 2021-09-21 | 上海琥森五金机械有限公司 | Safe and environment-friendly plastic spraying method |
| CN113546827A (en) * | 2021-05-26 | 2021-10-26 | 广东坚美铝型材厂（集团）有限公司 | Preparation method of heat-insulating aluminum alloy profile |
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2019
- 2019-03-29 CN CN201910247171.7A patent/CN110026326A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013986A (en) * | 2019-12-11 | 2020-04-17 | 恒强(天津)新材料有限公司 | Method for spraying aluminum template powder |
| CN111347516A (en) * | 2020-04-29 | 2020-06-30 | 青岛建筌科技有限公司 | Rattan dining table weaving method capable of being rapidly shaped |
| CN111704848A (en) * | 2020-05-27 | 2020-09-25 | 常熟市华能门窗装饰有限公司 | Aluminum profile with high wear resistance |
| CN111826663A (en) * | 2020-07-05 | 2020-10-27 | 江苏荣企新材料科技有限公司 | Surface cleaning treatment process for aluminum-magnesium alloy metal frame |
| CN113546827A (en) * | 2021-05-26 | 2021-10-26 | 广东坚美铝型材厂（集团）有限公司 | Preparation method of heat-insulating aluminum alloy profile |
| CN113414085A (en) * | 2021-07-24 | 2021-09-21 | 上海琥森五金机械有限公司 | Safe and environment-friendly plastic spraying method |
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