CN108654953A - A kind of spraying process of marine diesel complete machine finishing coat - Google Patents

A kind of spraying process of marine diesel complete machine finishing coat Download PDF

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Publication number
CN108654953A
CN108654953A CN201810791541.9A CN201810791541A CN108654953A CN 108654953 A CN108654953 A CN 108654953A CN 201810791541 A CN201810791541 A CN 201810791541A CN 108654953 A CN108654953 A CN 108654953A
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CN
China
Prior art keywords
complete machine
finishing coat
tarpaulin
sliding slot
marine diesel
Prior art date
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Pending
Application number
CN201810791541.9A
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Chinese (zh)
Inventor
魏宁
李忠明
李仁民
唐亚洲
张鑫
高兰云
陈浩
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 CN201810791541.9A priority Critical patent/CN108654953A/en
Publication of CN108654953A publication Critical patent/CN108654953A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment 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
    • B05D3/002Pretreatement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/16Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
    • B05B12/20Masking elements, i.e. elements defining uncoated areas on an object to be coated
    • B05B12/28Masking elements, i.e. elements defining uncoated areas on an object to be coated for defining uncoated areas that are not enclosed within coated areas or vice versa, e.g. for defining U-shaped border lines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14Processes, 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

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  • 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 spraying process of marine diesel complete machine finishing coat, include the following steps:Step 1:Cleaning oil pollution;Step 2:To forbidding spray painting position to protect;Step 3:Complete machine is polished;Step 4:Cleaning paint dust;Step 5:To complete machine surface spraying finishing coat;Step 6:The protection at spray paint position will be forbidden to remove in step 2;Step 7:Touch-up paint processing;Step 8:Appearance test;Step 9:Check thickness of dry film;Step 10:Check adhesive force;Step 11:Spray paint protector is packed up, the spraying of complete machine finishing coat is completed.The present invention uses the process that integral spray finishing coat is carried out to complete machine after complete machine polishing plucking, damaged zone polishing emergence, and the performance of coating has been effectively ensured;It is protected simultaneously using spray paint protector in spray paint, in application process, it is possible to reduce influence of the environmental condition to application.

Description

A kind of spraying process of marine diesel complete machine finishing coat
Technical field
The present invention relates to Marine Diesels fields, and in particular to a kind of spraying work of marine diesel complete machine finishing coat Skill.
Background technology
The big component of marine diesel (such as engine base, rack, scavenging air box, smoke exhaust pipe, air cooler) is in machining processes at present Coating process is completed before, in machining, assembly, commissioning process, inevitably coating is had an impact, such as iron filings scratch-resistant coatings Or part collides on coating influence in assembling process.
After existing technological means is marine diesel test run, sectional repair is carried out to damaged coating:First clear up by Position greasy dirt is damaged, then carries out emergence polishing, finally carries out local touch-up paint.This method low production efficiency, and be difficult to ensure coating matter Amount, and caused aberration after touch-up paint can not be avoided, directly affect the presentation quality and coating performance of product;Meanwhile at present When painting to complete machine, influence of the environmental condition to painting process is reduced without specific protective device.
Invention content
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of spray of marine diesel complete machine finishing coat Apply technique.
To achieve the above object, the present invention uses following technical proposals:A kind of spraying work of marine diesel complete machine finishing coat Skill includes the following steps:
Step 1:Cleaning oil pollution;After test run, the oil, fat, dirt on marine diesel complete machine surface are cleaned, The deoiling effect on complete machine surface is examined to carry out step 2 if deoiling effect is good, otherwise continue step after cleaning One;
Step 2:The position of spray paint is forbidden to protect complete machine;
Step 3:It is polished at intact coating original to complete machine to realize former cated wharf's pavement quality, to complete machine The impaired place of original coating carries out grinding process to realize that the emergence of damaged coating is handled;
Step 4:The paint dust and impurity generated after cleaning polishing;
Step 5:To complete machine surface spraying finishing coat;
Step 6:The protection at spray paint position will be forbidden to remove in step 2;
Step 7:Touch-up paint processing is carried out with the faying face of complete machine and holiday position to protection in step 2;
Step 8:After finishing coat to be sprayed reaches absolutely dry, appearance test is carried out to the finishing coat of spraying, has checked whether stream Extension, tangerine peel, pin hole, aberration, blistering, dry spray defect, if carrying out step 10 without if, if having since step 3 again into Row;
Step 9:Check the thickness of dry film of spray paint;
Step 10:Check the adhesive force of spray paint;
Step 11:Spray paint protector in step 5 is packed up, the spraying of complete machine finishing coat is completed.
Preferably, in the step 1, host surface is examined using surface wipes method and isopropyl ketone solvent sampling test method Deoiling effect;
Surface wipes method:The host surface cleared up is wiped with clean calico, whether visually inspect later has on calico Dirt, oil stain show that deoiling effect is good if not having;
Isopropanol solvent sampling test method:Select 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 to 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 4, the paint dust after being polished using compressed air purging and impurity, with removing after purging Electrostatic rag wipes surface impurity.
Preferably, it in the step 4, after cleaning out, checks workpiece surface dust concentration by ISO 8502-3 standards, adopts It is detected with presser sensor tape method, complete machine surface dirt degree must reach grade 3.
Preferably, it in the step 5, before to complete machine surface spraying finishing coat, is set outside the complete machine to be painted painted Set the spray paint protector influenced on painting process for reducing environmental condition;The spray paint protector includes first support Beam, second support beam, the metope that the first support beam and second support beam intersect vertically with two respectively are rotatablely connected; The bottom of the first support beam is equipped with the first protection tarpaulin, and the bottom of the second support beam is equipped with the second protection tarpaulin.
Preferably, the first support beam is identical with the structure of second support beam;The first support beam includes vertical beam, The bottom of the vertical beam is rotatablely connected with ground, and the top of the vertical beam vertically vertically sets that there are two fixed Arm, the fixed arm are rotatablely connected with vertical beam, and the fixed arm is fixedly connected with metope;
Hanging beam is fixedly installed in the upper vertical of the vertical beam, and the bottom of the hanging beam is equipped with several hooks, the hook It is slidably connected with hanging beam;
The structure of the first protection tarpaulin and the second protection tarpaulin is identical, if the top of the first protection tarpaulin is equipped with Cladding ring;The link of the first protection tarpaulin is hung on the hook of first support beam, and the link of the second protection tarpaulin is hung On the hook of second support beam.
Preferably, first pulley device is fixedly installed on the vertical beam of the hanging beam bottom, the end of the hanging beam is equipped with Second pulley device, the first pulley device include two sliding slots disposed in parallel, before respectively first after sliding slot and first Sliding slot;Sliding slot Shangrao has tarpaulin to pull open rope before described first, the tarpaulin pull open the upper end of rope around the top of sliding slot before first, The bottom end of second pulley device, the top of second pulley device, are finally fixed with the hook nearest from second pulley device Connection;
Tarpaulin retraction rope is full of after described first on sliding slot, the upper end of the tarpaulin retraction rope bypasses the top of sliding slot after first End, is finally fixedly connected with the hook nearest from second pulley device.
Preferably, the vertical beam of first pulley device lower part is equipped with third pulley gear, the third pulley dress It sets including two sliding slots disposed in parallel, sliding slot after sliding slot and third respectively before third;The tarpaulin pull open the lower end of rope around The right end of sliding slot before the lower end of sliding slot, third before first is crossed, free end is finally used as;
The lower end of the tarpaulin retraction rope bypasses the right end of sliding slot after the lower end of sliding slot, third after first, is finally used as certainly By holding.
Preferably, the bottom with ground of the vertical beam are rotatablely connected by bearing, the vertical beam and fixed arm It is rotatablely connected by bearing.
Preferably, in the step 5, in finishing coat spraying process, record air themperature, relative humidity, workpiece need to be spaced Surface temperature, dew point need to ensure that relative humidity is less than 80%, and workpiece surface temperature is at least above 3 DEG C of dew point.
The invention has the advantages that:
The present invention uses the technique side to complete machine progress integral spray finishing coat after complete machine polishing plucking, damaged zone polishing emergence Method, improves the presentation quality of marine diesel, and the performance of coating has been effectively ensured;Simultaneously in spray paint using spray painting Protective device is protected, in application process, it is possible to reduce influence of the environmental condition to application.
Description of the drawings
Fig. 1 is the structural schematic diagram of first support beam in the present invention;
Fig. 2 is status diagram when spray paint protector uses in the present invention;
Fig. 3 is spray paint protector status diagram when not in use in the present invention;
Fig. 4 is the winding schematic diagram that tarpaulin pulls open rope in the present invention;
Fig. 5 is the winding schematic diagram of tarpaulin retraction rope in the present invention;
Wherein
Marine diesel to be painted 00-, 01- metopes;
1- first support beams, 2- second support beams, 3- vertical beams, 4- fixed arms, 5- hanging beams, 6- hooks, 7- first pulleys Device, sliding slot before 701- first, sliding slot after 702- first, 8 second pulley devices, 9- third pulley gears, 901- thirds are advancing slip Slot, sliding slot after 902- thirds, 10- first protect tarpaulin, 11- second that tarpaulin, 12- tarpaulins is protected to pull open rope, and 13- tarpaulins bounce back Rope.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples.
A kind of spraying process of marine diesel complete machine finishing coat, includes the following steps:
Step 1:Cleaning oil pollution;After test run, the oil, fat, dirt on marine diesel complete machine surface are cleaned, The deoiling effect on complete machine surface is examined to carry out step 2 if deoiling effect is good, otherwise continue step after cleaning One;
When cleaning, by SSPC SP1 (surface preparation-solvent is cleared up) requirement, edible vegetable oil operation is carried out.First, it removes peculiar to vessel Diesel Engine Complete Machine outer surface is evident that severe greasy dirt;Then, with solvent wiping complete machine surface, thorough cleaning greasy dirt;
Step 2:The position of spray paint is forbidden to protect complete machine;
In principle, all parts without paint are required to protect before the spraying of marine diesel complete machine, such as host Machined surface, instrument and meter, galvanized part, cable, copper pipe etc.;
The mode that adhesive tape is pasted, plastic cloth wraps up may be used to be protected, it is desirable that protection is led admittedly, avoids being sprayed-on gas Mist is blown off.Pay attention to the equity of protection, such as bolt is protected, equally nut at this is also required to protect;
Step 3:It is polished at intact coating original to complete machine to realize former cated wharf's pavement quality, to complete machine The impaired place of original coating carries out grinding process to realize that the emergence of damaged coating is handled;
Since the maximum overcoating interval of finishing coat used is 48 hours, polishing wharf's pavement quality is carried out to original intact coating, It can guarantee the adhesive force of spray paint coating again;
The position for having cut or heavier damage for coating surface, with scraper or power abrasive disc by the paint of affected area Removal, and it is polishing to bare metal;The periphery about 26mm range planted agents of wherein original good coating are polished emergence, impaired to ensure Region is smoothly connected with periphery original coating;
Step 4:The paint dust and impurity generated after cleaning polishing;
Step 5:To complete machine surface spraying finishing coat, finishing coat uses high concentrations of toluene diisocyanate;
Finishing coat is high concentrations of toluene diisocyanate, and adhesive force is good, has excellent resistance to weathering, and can be in the environment of low temperature and moisture Under the conditions of construct;
Every time before spray painting, a fritter iron plate should first being sprayed, checking spraying situation, whether the color and luster of paint film flat smooth and paint Meet model requirement;It was found that the viscosity of atomisation pressure and paint solution should be adjusted when defect, until paint film color and appearance meet the requirements;
It is narrow or spray gun is difficult to the region touched for operating space, first precoated with hairbrush;Other coating surfaces to be painted, root Different method for paint spraying can be used according to actual conditions:(per pass spray gun all should mutually intersect for alternative method and the dual spraying of stringer in length and breadth Repeatedly, overlapping areas 50% or so, to ensure that film thickness is consistent;Nozzle should keep at a right angle with spray painting face, up and down at the uniform velocity It is mobile, to ensure that film thickness is uniform, prevent drain spray;
Step 6:The protection at spray paint position will be forbidden to remove in step 2;
Step 7:Touch-up paint processing is carried out with the faying face of complete machine and holiday position to protection in step 2;
Step 8:After finishing coat to be sprayed reaches absolutely dry, appearance test is carried out to the finishing coat of spraying, has checked whether stream Extension, tangerine peel, pin hole, aberration, blistering, dry spray defect, if carrying out step 10 without if, if having since step 3 again into Row;
Step 9:Check the thickness of dry film of spray paint;
According to the requirements of ISO 2808, watt Ceylon's machine, total thickness of dry film need to be more than 80 μm;Graceful machine, total thickness of dry film are more than 120 μm。
Step 10:Check the adhesive force of spray paint;
According to the requirements of ISO 2409, the adhesive force of spray paint need to reach grade 1.
Step 11:Spray paint protector in step 5 is packed up, the spraying of complete machine finishing coat is completed.
Preferably, in the step 1, host surface is examined using surface wipes method and isopropyl ketone solvent sampling test method Deoiling effect;
Surface wipes method:The host surface cleared up is wiped with clean calico, whether visually inspect later has on calico Dirt, oil stain show that deoiling effect is good if not having;
Isopropanol solvent sampling test method:Select 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 to 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 4, the paint dust after being polished using compressed air purging and impurity, with removing after purging Electrostatic rag wipes surface impurity.
Preferably, it in the step 4, after cleaning out, checks workpiece surface dust concentration by ISO 8502-3 standards, adopts It is detected with presser sensor tape method, complete machine surface dirt degree must reach grade 3.
Preferably, it in the step 5, before to complete machine surface spraying finishing coat, is set outside the complete machine to be painted painted Set the spray paint protector influenced on painting process for reducing environmental condition;The spray paint protector includes first support beam 1, second support beam 2, the first support beam 1 and second support beam 2 are rotated with two metopes to intersect vertically 01 respectively Connection;The bottom of the first support beam 1 is equipped with the first protection tarpaulin 10, and the bottom of the second support beam 2 is equipped with second and prevents Protect tarpaulin 11.
Preferably, the first support beam 1 is identical with the structure of second support beam 2;As shown in Figure 1, the first support Beam 1 includes vertical beam 3, and bottom and the ground of the vertical beam 3 are rotatablely connected, and the top of the vertical beam 3 is along vertical side It is set to vertical there are two fixed arm 4, the fixed arm 4 is rotatablely connected with vertical beam 3, and the fixed arm 4 is carried out with metope It is fixedly connected;I.e. first support beam 1 and second support beam 2 can be rotated around respective vertical beam, as shown in figure 3, ought not It is when using spray paint protector, first support beam 1 and the rotation of second support beam 2 is extremely parallel with metope, as shown in Fig. 2, when needing When being protected marine diesel 00 to be painted using spray paint protector, by first support beam 1 and second support beam 2 Rotate to vertical with the metope respectively connecting, first support beam 1 and second support beam 2 intersect vertically at this time;
Hanging beam 5 is fixedly installed in the upper vertical of the vertical beam 3, and the bottom of the hanging beam 5 is equipped with several hooks 6, described Hook 6 is slidably connected with hanging beam 5;
The first protection tarpaulin 10 is identical with the structure of the second protection tarpaulin 11, the top of the first protection tarpaulin 10 Equipped with several links;The link of the first protection tarpaulin 10 is hung on the hook 6 of first support beam 1, second protective awning The link of cloth 11 is hung on the hook 6 of second support beam 2.
Preferably, first pulley device 7, the end of the hanging beam 5 are fixedly installed on the vertical beam 3 of 5 bottom of the hanging beam Equipped with second pulley device 8, the first pulley device 7 includes two sliding slots disposed in parallel, sliding slot 701 before respectively first With first after sliding slot 702;Tarpaulin is full of before described first on sliding slot 701 and pulls open rope 12, the tarpaulin pull open the upper end of rope 12 around Cross the top of sliding slot 701 before first, the bottom end of second pulley device 8, second pulley device 8 top, finally with from second slide The nearest hook 6 of wheel apparatus 8 is fixedly connected;
It is full of tarpaulin retraction rope 13 after described first on sliding slot 702, the upper end of tarpaulin retraction rope 13 is around after first The top of sliding slot 702 is finally fixedly connected with the hook 6 nearest from second pulley device 8.
Preferably, the vertical beam of 7 lower part of first pulley device is equipped with third pulley gear 9, the third pulley Device 9 includes two sliding slots disposed in parallel, sliding slot 902 after sliding slot 901 and third respectively before third;The tarpaulin pulls open rope 12 lower end bypasses the right end of sliding slot 901 before the lower end of sliding slot 701, third before first, free end is finally used as, by dragging tarpaulin Protective awning Bradley is opened protective action by the free end for pulling open rope 12, and the winding relationship that tarpaulin pulls open rope 12 is shown in Fig. 4;
The lower end of the tarpaulin retraction rope 13 bypasses the right end of sliding slot 902 after the lower end of sliding slot 702, third after first, most It is used as free end afterwards, the free end by dragging tarpaulin retraction rope 13 will protect tarpaulin retraction, the winding relationship of tarpaulin retraction rope 13 See Fig. 5.
Preferably, the bottom with ground of the vertical beam 3 are rotatablely connected by bearing, the vertical beam 3 and fixation Arm 4 is rotatablely connected by bearing.
Preferably, in the step 5, in finishing coat spraying process, record air themperature, relative humidity, workpiece need to be spaced Surface temperature, dew point need to ensure that relative humidity is less than 80%, and workpiece surface temperature is at least above 3 DEG C of dew point.
The present invention uses the technique side to complete machine progress integral spray finishing coat after complete machine polishing plucking, damaged zone polishing emergence Method, improves the presentation quality of marine diesel, and the performance of coating has been effectively ensured;Simultaneously in spray paint using spray painting Protective device is protected, in application process, it is possible to reduce influence of the environmental condition to application.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of term " top ", " bottom " etc. is base It in orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indicates or imply Signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to this The limitation of invention.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not to the limit of the present invention System, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art need not pay Go out various modifications or changes that creative work can be made still within protection scope of the present invention.

Claims (10)

1. a kind of spraying process of marine diesel complete machine finishing coat, characterized in that include the following steps:
Step 1:Cleaning oil pollution;After test run, the oil, fat, dirt on marine diesel complete machine surface are cleaned, cleaned The deoiling effect on complete machine surface is examined to carry out step 2 if deoiling effect is good, otherwise continue step 1 later;
Step 2:The position of spray paint is forbidden to protect complete machine;
Step 3:It is polished at intact coating original to complete machine to realize former cated wharf's pavement quality, it is original to complete machine The impaired place of coating carries out grinding process to realize that the emergence of damaged coating is handled;
Step 4:The paint dust and impurity generated after cleaning polishing;
Step 5:To complete machine surface spraying finishing coat;
Step 6:The protection at spray paint position will be forbidden to remove in step 2;
Step 7:Touch-up paint processing is carried out with the faying face of complete machine and holiday position to protection in step 2;
Step 8:After finishing coat to be sprayed reaches absolutely dry, appearance test is carried out to the finishing coat of spraying, has checked whether sagging, tangerine Skin, pin hole, aberration, blistering, the dry defect sprayed re-start if having since step 3 if carrying out step 10 without if;
Step 9:Check the thickness of dry film of spray paint;
Step 10:Check the adhesive force of spray paint;
Step 11:Spray paint protector in step 5 is packed up, the spraying of complete machine finishing coat is completed.
2. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 1, characterized in that the step 1 In, the deoiling effect on host surface is examined using surface wipes method and isopropyl ketone solvent sampling test method;
Surface wipes method:The host surface cleared up is wiped with clean calico, visually inspect later whether have on calico dirt, Oil stain shows that deoiling effect is good if not having;
Isopropanol solvent sampling test method:Select 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 to 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. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 1, characterized in that the step 4 In, the paint dust after being polished using compressed air purging and impurity wipe surface impurity with destaticing rag after purging.
4. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 1, characterized in that the step 4 In, after cleaning out, checks workpiece surface dust concentration by ISO 8502-3 standards, is detected using presser sensor tape method, Complete machine surface dirt degree must reach grade 3.
5. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 1, characterized in that the step 5 In, before to complete machine surface spraying finishing coat, it is arranged outside the complete machine to be painted painted and is used for reducing environmental condition to spray painting The spray paint protector that process influences;The spray paint protector includes first support beam, second support beam, the first support The metope that beam and second support beam intersect vertically with two respectively is rotatablely connected;The bottom of the first support beam is equipped with the The bottom of one protection tarpaulin, the second support beam is equipped with the second protection tarpaulin.
6. a kind of spraying process of marine diesel complete machine finishing coat as stated in claim 5, characterized in that the first support Beam is identical with the structure of second support beam;The first support beam includes vertical beam, and bottom and the ground of the vertical beam carry out The top of rotation connection, the vertical beam is vertically vertically set there are two fixed arm, and the fixed arm is carried out with vertical beam Rotation connection, the fixed arm are fixedly connected with metope;
Hanging beam is fixedly installed in the upper vertical of the vertical beam, and the bottom of the hanging beam is equipped with several hooks, described to link up with and hang Beam is slidably connected;
The structure of the first protection tarpaulin and the second protection tarpaulin is identical, if the top of the first protection tarpaulin is equipped with cladding Ring;The link of the first protection tarpaulin is hung on the hook of first support beam, and the link of the second protection tarpaulin hangs over the On the hook of two rack beams.
7. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 6, characterized in that the hanging beam bottom Vertical beam on first pulley device is fixedly installed, the end of the hanging beam is equipped with second pulley device, the first pulley dress It sets including two sliding slots disposed in parallel, sliding slot after sliding slot and first before respectively first;There is paulin in sliding slot Shangrao before described first Cloth pulls open rope, and the tarpaulin pulls open the upper end of rope around the top of sliding slot, the bottom end of second pulley device, second pulley before first The top of device is finally fixedly connected with the hook nearest from second pulley device;
Tarpaulin retraction rope is full of after described first on sliding slot, the upper end of the tarpaulin retraction rope bypasses the top of sliding slot after first, Finally it is fixedly connected with the hook nearest from second pulley device.
8. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 7, characterized in that the first pulley The vertical beam of device lower part is equipped with third pulley gear, and the third pulley gear includes two sliding slots disposed in parallel, point It Wei not sliding slot after sliding slot and third before third;The tarpaulin pull open the lower end of rope around the lower end of sliding slot before first, third is advancing slip The right end of slot is finally used as free end;
The lower end of the tarpaulin retraction rope bypasses the right end of sliding slot after the lower end of sliding slot, third after first, is finally used as free end.
9. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 8, characterized in that the vertical beam Bottom is rotatablely connected with ground by bearing, and the vertical beam is rotatablely connected with fixed arm by bearing.
10. a kind of spraying process of marine diesel complete machine finishing coat as shown in claim 1, characterized in that the step 5 In, in finishing coat spraying process, it need to be spaced record air themperature, relative humidity, workpiece surface temperature, dew point, need to be ensured opposite Humidity is less than 80%, and workpiece surface temperature is at least above 3 DEG C of dew point.
CN201810791541.9A 2018-07-18 2018-07-18 A kind of spraying process of marine diesel complete machine finishing coat Pending CN108654953A (en)

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Cited By (4)

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CN110193456A (en) * 2019-05-31 2019-09-03 中国船舶重工集团柴油机有限公司 A kind of exposed machined surface paint spraying technique of marine diesel
CN110711685A (en) * 2019-09-30 2020-01-21 常州市骠马工业机器人系统工程有限公司 Heavy engine coating production method adopting novel production process
CN115254511A (en) * 2022-08-29 2022-11-01 广东电网有限责任公司 Paint-mending device for transformer
CN115703116A (en) * 2021-08-10 2023-02-17 唐山新海纳自动化有限公司 Deep maintenance process for prolonging service life of frequency converter

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CN102489441A (en) * 2011-12-01 2012-06-13 大连中远船务工程有限公司 Sea chest coating process of drill ships
CN103230863A (en) * 2013-05-08 2013-08-07 中国第一汽车股份有限公司 Whole machine paint spraying process of diesel engine
CN206714593U (en) * 2016-12-30 2017-12-08 刘春泽 A kind of curtain conveniently reeled
CN207343138U (en) * 2017-04-13 2018-05-11 湖南省神六机械制造有限公司 A kind of telescopic paint spray booth

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CN110193456A (en) * 2019-05-31 2019-09-03 中国船舶重工集团柴油机有限公司 A kind of exposed machined surface paint spraying technique of marine diesel
CN110711685A (en) * 2019-09-30 2020-01-21 常州市骠马工业机器人系统工程有限公司 Heavy engine coating production method adopting novel production process
CN115703116A (en) * 2021-08-10 2023-02-17 唐山新海纳自动化有限公司 Deep maintenance process for prolonging service life of frequency converter
CN115703116B (en) * 2021-08-10 2024-05-17 唐山新海纳自动化有限公司 Frequency converter life-prolonging depth maintenance process
CN115254511A (en) * 2022-08-29 2022-11-01 广东电网有限责任公司 Paint-mending device for transformer
CN115254511B (en) * 2022-08-29 2023-09-08 广东电网有限责任公司 Paint repairing device for transformer

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