CN110193456A - A kind of exposed machined surface paint spraying technique of marine diesel - Google Patents

A kind of exposed machined surface paint spraying technique of marine diesel Download PDF

Info

Publication number
CN110193456A
CN110193456A CN201910470732.XA CN201910470732A CN110193456A CN 110193456 A CN110193456 A CN 110193456A CN 201910470732 A CN201910470732 A CN 201910470732A CN 110193456 A CN110193456 A CN 110193456A
Authority
CN
China
Prior art keywords
paint
marine diesel
machined surface
exposed
exposed machined
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910470732.XA
Other languages
Chinese (zh)
Inventor
王家开
魏宁
李忠明
戚佃亮
贾帅
李仁民
高兰云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Shipbuilding Heavy Industry Group Diesel Engine Co Ltd
Original Assignee
China Shipbuilding Heavy Industry Group Diesel Engine Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Shipbuilding Heavy Industry Group Diesel Engine Co Ltd filed Critical China Shipbuilding Heavy Industry Group Diesel Engine Co Ltd
Priority to CN201910470732.XA priority Critical patent/CN110193456A/en
Publication of CN110193456A publication Critical patent/CN110193456A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
    • B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
    • 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
    • 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
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • B05D7/54—No clear coat specified
    • B05D7/546—No clear coat specified each layer being cured, at least partially, separately
    • 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
    • B05D2503/00—Polyurethanes
    • 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
    • B05D2504/00—Epoxy polymers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

The invention discloses a kind of exposed machined surface paint spraying techniques of marine diesel, comprising the following steps: step 1: carrying out edible vegetable oil work to the surface of the exposed machined surface of marine diesel；Step 2: to the exposed machined surface spray-applied primer of marine diesel, basecoat paint with a thickness of 60~80 μm；Step 3: hair pulling treatment is carried out to priming paint；Step 4: after to the priming paint plucking in step 3, primed surface is cleaned；Step 5: after to the priming paint cleaning in step 4, in primed surface spray paint, the coating thickness of finishing coat is 40~60 μm；Step 6: the adhesive force of spray paint is checked.Present invention process is high to the tolerance of smooth finish surface as the coating system of finishing coat using Qi Zuowei priming paint, epoxy polyurethane oil-proof varnish is starched after epoxy, therefore the adhesive force painted after the exposed machined surface spray paint of marine diesel with high light cleanliness reaches 2 grades of ISO2409 or more, to avoid the generation of peeling paint phenomenon, the presentation quality of diesel engine is also improved.

Description

A kind of exposed machined surface paint spraying technique of marine diesel
Technical field
The present invention relates to Marine Diesels fields, and in particular to a kind of exposed machined surface paint spraying of marine diesel Technique.
Background technique
Currently, the processing means for the exposed machined surface of marine diesel are spray anti-rust oils, but antirust oil is by hot-fluid The physical characteristics dropped down will affect the overall appearance quality of marine diesel.And stable physical property after paint curing, being heated will not It trickles, therefore can be heated to solve antirust oil by replacing spray anti-rust oil in marine diesel oil machined surface spray paint Trickling influences the problem of overall appearance quality.Since the finish of marine diesel oil machined surface is higher, common paint spraying work Skill cannot be guaranteed the adhesive force of paint, to keep the paint of spraying easy to fall off, influence complete machine presentation quality.
Summary of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of exposed machined surface oil of marine diesel Paint spraying process.
To achieve the above object, the present invention adopts the following technical solutions: a kind of exposed machined surface paint spray of marine diesel Apply technique, comprising the following steps:
Step 1: edible vegetable oil work is carried out to the surface of the exposed machined surface of marine diesel, examines machined surface table after edible vegetable oil The deoiling effect in face carries out step 2, otherwise continues step 1 if deoiling effect is good；
Step 2: to the exposed machined surface spray-applied primer of marine diesel, basecoat paint with a thickness of 60~80 μm；
Step 3: after the solidifying priming paint sprayed in step 2, hair pulling treatment is carried out to priming paint；
Step 4: after to the priming paint plucking in step 3, primed surface is cleaned；
Step 5: after to the priming paint cleaning in step 4, it is in the coating thickness of primed surface spray paint, finishing coat 40~60 μm；
Step 6: the adhesive force of spray paint is checked.
Preferably, in the step 1, marine diesel oil machined surface is examined using surface isopropyl ketone solvent sampling test method The deoiling effect on surface；
Isopropanol solvent sampling test method: selection 1m2Test zone, then with adhesional wetting isopropanol solvent rayon balls Wipe surface；The solvent wiped in the rayon balls finished is squeezed into clean test tube, then by pure water into test tube, is shaken Test tube equipped with solution at least 5 minutes；If it find that the solution in test tube becomes milky, show that test surfaces have greasy dirt, conversely, Deoiling effect is good.
Preferably, in the step 2, the priming paint of the exposed machined surface spraying of marine diesel is epoxy thickness slurry paint.
Preferably, in the step 5, the finishing coat of spraying is epoxy polyurethane oil-proof varnish.
Preferably, in the step 2, during basecoat paint, record air themperature, relative humidity, workpiece table need to be spaced Face temperature, dew point need to guarantee relative humidity no more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
Preferably, in the step 5, in finishing coat spraying process, record air themperature, relative humidity, workpiece table need to be spaced Face temperature, dew point need to guarantee relative humidity no more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
Preferably, in the step 6, the test of adhesive force is carried out according to the requirement of ISO 2409.
The invention has the following advantages:
The exposed machined surface paint spraying technique of marine diesel of the present invention includes edible vegetable oil, spray-applied primer, priming paint plucking, priming paint Cleaning, spray paint, adhesive force test, using the painting of slurry Qi Zuowei priming paint, epoxy polyurethane oil-proof varnish as finishing coat after epoxy Coating systems are high to the tolerance of smooth finish surface, therefore after the exposed machined surface spray paint of marine diesel with high light cleanliness The adhesive force of paint reaches 2,409 2 grades of ISO or more, to avoid the generation of peeling paint phenomenon, also improves diesel engine Presentation quality.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the process flow chart of the exposed machined surface paint spraying technique of marine diesel of the present invention；
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Present invention will be further explained below with reference to the attached drawings and examples.
A kind of exposed machined surface paint spraying technique of marine diesel, includes the following steps, as shown in Figure 1:
Step 1: edible vegetable oil work is carried out to the surface of the exposed machined surface of marine diesel, examines machined surface table after edible vegetable oil The deoiling effect in face carries out step 2, otherwise continues step 1 if deoiling effect is good；Wherein use diluent The surface of 08450 pair of exposed machined surface of marine diesel carries out edible vegetable oil operation；
Wherein, in the step 1, marine diesel oil machined surface table is examined using surface isopropyl ketone solvent sampling test method The deoiling effect in face；
Isopropanol solvent sampling test method: selection 1m2Test zone, then with adhesional wetting isopropanol solvent rayon balls Wipe surface；The solvent wiped in the rayon balls finished is squeezed into clean test tube, then by pure water into test tube, is shaken Test tube equipped with solution at least 5 minutes；If it find that the solution in test tube becomes milky, show that test surfaces have greasy dirt, conversely, Deoiling effect is good.
Step 2: to the exposed machined surface spray-applied primer of marine diesel, basecoat paint with a thickness of 60~80 μm；
Wherein, in the step 2, the priming paint of the exposed machined surface spraying of marine diesel is epoxy thickness slurry paint；
Wherein Qi Caiyong old man's board 45200 to be starched after epoxy to paint, the paint of old man's board 45200 is a kind of two-component thickness slurry epoxy-based lacquers, Tough and tensile paint film, wear-resisting, impact resistant, sea water resistance and diesel oil can be formed, also the bespatter of resistance to gasoline, fuel oil, lubricating oil；Due to outside Reveal direct spraying on machined surface, workpiece surface does not pass through blasting treatment, must guarantee the adhesive force between priming paint and smooth surface, ring Oxygen paint has higher tolerance and good toughness to smooth surface, therefore can guarantee that coating is firmly attached to metal surface；
During basecoat paint, it need to be spaced record air themperature, relative humidity, workpiece surface temperature, dew point, need to guarantee Relative humidity is not more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
Step 3: after the solidifying priming paint sprayed in step 2, hair pulling treatment is carried out to priming paint；
Step 4: after to the priming paint plucking in step 3, primed surface is cleaned；Wherein use diluent 08450 pair of priming paint cleans；
Step 5: after to the priming paint cleaning in step 4, it is in the coating thickness of primed surface spray paint, finishing coat 40~60 μm；
Wherein, in the step 5, the finishing coat of spraying is epoxy polyurethane oil-proof varnish；
Wherein epoxy polyurethane oil-proof varnish uses Xiang River board SH54-16 epoxy polyurethane oil-proof varnish, which is by polyester tree The hydroxy component that rouge and epoxy resin, rust resisting pigment, pigment, organic solvent and auxiliary agent form, is made of isocyanate prepolymer The bi-component oil resistant coating that is used cooperatively of curing agent；The paint paint film has excellent wear-resisting property and protective value, has attached Put forth effort strong, oil resistant and the good feature of chemical resistance, while protective performance is more comprehensive, hardness is higher, and having can low temperature drying, dress The good feature of performance is adornd, therefore it is selected to use as finishing coat；
In finishing coat spraying process, it need to be spaced record air themperature, relative humidity, workpiece surface temperature, dew point, need to guarantee Relative humidity is not more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
Step 6: the adhesive force of spray paint is checked；The test of adhesive force is carried out according to the requirement of ISO 2409；According to The requirement of ISO 2409, the adhesive force of spray paint can reach 2 grades of requirements.
The exposed machined surface paint spraying technique of marine diesel of the present invention includes edible vegetable oil, spray-applied primer, priming paint plucking, priming paint Cleaning, spray paint, adhesive force test, using the painting of slurry Qi Zuowei priming paint, epoxy polyurethane oil-proof varnish as finishing coat after epoxy Coating systems are high to the tolerance of smooth finish surface, therefore after the exposed machined surface spray paint of marine diesel with high light cleanliness The adhesive force of paint reaches 2,409 2 grades of ISO or more, to avoid the generation of peeling paint phenomenon, also improves diesel engine Presentation quality.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not to limit of the invention System, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art do not need to pay The various modifications or changes that creative work can be made out are still within protection scope of the present invention.

Claims (7)

1. a kind of exposed machined surface paint spraying technique of marine diesel, characterized in that the following steps are included:
Step 1: edible vegetable oil work is carried out to the surface of the exposed machined surface of marine diesel, examines machined surface surface after edible vegetable oil Deoiling effect carries out step 2, otherwise continues step 1 if deoiling effect is good；
Step 2: to the exposed machined surface spray-applied primer of marine diesel, basecoat paint with a thickness of 60~80 μm；
Step 3: after the solidifying priming paint sprayed in step 2, hair pulling treatment is carried out to priming paint；
Step 4: after to the priming paint plucking in step 3, primed surface is cleaned；
Step 5: after to the priming paint cleaning in step 4, in primed surface spray paint, the coating thickness of finishing coat is 40~ 60μm；
Step 6: the adhesive force of spray paint is checked.
2. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In one, the deoiling effect on marine diesel oil machined surface surface is examined using surface isopropyl ketone solvent sampling test method；
Isopropanol solvent sampling test method: selection 1m2Test zone, then with adhesional wetting isopropanol solvent rayon balls wiping Surface；The solvent wiped in the rayon balls finished is squeezed into clean test tube, then by pure water into test tube, shaking is equipped with The test tube of solution at least 5 minutes；If it find that the solution in test tube becomes milky, show that test surfaces have greasy dirt, conversely, oil removing It works well.
3. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In two, the priming paint of the exposed machined surface spraying of marine diesel is epoxy thickness slurry paint.
4. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In five, the finishing coat of spraying is epoxy polyurethane oil-proof varnish.
5. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In two, during basecoat paint, it need to be spaced record air themperature, relative humidity, workpiece surface temperature, dew point, need to be guaranteed opposite Humidity is not more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
6. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In five, in finishing coat spraying process, it need to be spaced record air themperature, relative humidity, workpiece surface temperature, dew point, need to be guaranteed opposite Humidity is not more than 85%, and workpiece surface temperature is higher than 3 DEG C of dew point and is higher than 5 DEG C.
7. the exposed machined surface paint spraying technique of a kind of marine diesel as shown in claim 1, characterized in that the step In six, the test of adhesive force is carried out according to the requirement of ISO 2409.
CN201910470732.XA 2019-05-31 2019-05-31 A kind of exposed machined surface paint spraying technique of marine diesel Pending CN110193456A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910470732.XA CN110193456A (en) 2019-05-31 2019-05-31 A kind of exposed machined surface paint spraying technique of marine diesel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910470732.XA CN110193456A (en) 2019-05-31 2019-05-31 A kind of exposed machined surface paint spraying technique of marine diesel

Publications (1)

Publication Number Publication Date
CN110193456A true CN110193456A (en) 2019-09-03

Family

ID=67753653

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910470732.XA Pending CN110193456A (en) 2019-05-31 2019-05-31 A kind of exposed machined surface paint spraying technique of marine diesel

Country Status (1)

Country Link
CN (1) CN110193456A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978639A (en) * 1972-12-06 1974-07-29
CN108654953A (en) * 2018-07-18 2018-10-16 中国船舶重工集团柴油机有限公司 A kind of spraying process of marine diesel complete machine finishing coat

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978639A (en) * 1972-12-06 1974-07-29
CN108654953A (en) * 2018-07-18 2018-10-16 中国船舶重工集团柴油机有限公司 A kind of spraying process of marine diesel complete machine finishing coat

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王树强: "《涂料工艺 第3分册》", 31 March 1996, 化学工业出版社 *

Similar Documents

Publication Publication Date Title
CN101698189B (en) Zinc-galvanizing and paint-spraying coating process for submerged boat carrier
CN103481613B (en) A kind of for container and the coatings combine of accessory and coating process
CN105088218B (en) A kind of metal surface coating process
CN109127333A (en) A kind of coating process of ship
CN104056763A (en) Ship coating process
CN104148261A (en) Paint coating process
CN108654953A (en) A kind of spraying process of marine diesel complete machine finishing coat
CN102133570A (en) Coloring and painting process for surface of hardware
CN109402708B (en) Preparation method of aluminum and aluminum alloy wear-resistant self-lubricating coating
CN110193456A (en) A kind of exposed machined surface paint spraying technique of marine diesel
CN103203309B (en) Method for preparing coating aluminum
CN110524428A (en) A kind of method for anticorrosion treatment of rudder pin bearing
CN113755040A (en) High-corrosion-resistance nano coating and corrosion-resistance process
JP2006231207A (en) Method for coating fuel inlet and fuel inlet
KR102063914B1 (en) Coating systems
CN107552363A (en) A kind of paint coating process
JPH03131370A (en) Method and composition for surface treatment of zinc plated steel material
CN111974657A (en) Preparation method of colorful coating, colorful coating and lamp fitting
CN112553634A (en) Ointment and passivation paste for stainless steel brush coating passivation and preparation method thereof
CN104941888A (en) Corrosion-resistant surface treatment technique of connector protective housing
CN110467867A (en) The method of derusting self-cleaning coat and preparation derusting self-cleaning coat
CN109280436A (en) A kind of rub resistance anti-corrosion selfreparing composite coating and preparation method thereof
CN109267042B (en) Preparation method of wear-resistant self-lubricating coating of steel material
CN107829060A (en) The method of electric power line pole tower long-effective corrosion
CN208870735U (en) A kind of pitch variable bearings and its marine tidal-current energy unit of marine tidal-current energy unit

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20190903

RJ01 Rejection of invention patent application after publication