CN103464324A - High-pressure airless spray gun without blind spraying corner - Google Patents
High-pressure airless spray gun without blind spraying corner Download PDFInfo
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- CN103464324A CN103464324A CN2013103979902A CN201310397990A CN103464324A CN 103464324 A CN103464324 A CN 103464324A CN 2013103979902 A CN2013103979902 A CN 2013103979902A CN 201310397990 A CN201310397990 A CN 201310397990A CN 103464324 A CN103464324 A CN 103464324A
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- dead angle
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- 238000005507 spraying Methods 0.000 title claims abstract description 83
- 239000007921 spray Substances 0.000 title claims abstract description 60
- 238000000576 coating method Methods 0.000 claims abstract description 51
- 239000011248 coating agent Substances 0.000 claims abstract description 44
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 4
- 239000003973 paint Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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Abstract
The invention discloses a high-pressure airless spray gun without a blind spraying corner. The high-pressure airless spray gun comprises a gun grip and a high-pressure spray nozzle. A pressure-regulating valve is mounted on the high-pressure spray nozzle, an access end of the high-pressure spray nozzle is a connector matched with an exit end of the gun grip, and the exit end of the gun grip is connected with the access end of the high-pressure spray nozzle. The high-pressure airless spray gun further comprises a diaphragm pump driven by a motor. During a spraying operation, the high-pressure airless spray gun sprays coatings directly on the surface of a workpiece to be sprayed and processed by means of taking static pressure generated from the diaphragm pump as driving force to spray the coatings. Due to the fact that compressed air is not taken as the driving force to spray the coatings, rebounding and splashing of the coatings during the spraying process are basically avoided, and coating fog particles sprayed out can smoothly enter corner cracks and edges of the workpiece with less spraying pollution and no dead corner. The high-pressure airless spray gun has the advantage that a sprayed coating is compact, uniform, glossy, high in flatness and the like.
Description
Technical field
The present invention relates to a kind of spraying high-pressure spray gun, relate in particular to a kind of high-pressure airless spraying gun without the spraying dead angle.
Background technology
Air gun is to adopt to obtain more a kind of covering with paint equipment in current coating decoration as traditional paint spraying apparatus.The operation principle of air gun is to utilize the air-flow that compressed air produces to carry coating surface of the work extremely to be sprayed to complete the spraying of workpiece.When the air flow stream of compressed air generation is crossed the spray tip hole, in the inner negative pressure that forms of spray gun, so that coating is via the coating suction line suction of spray gun, using compressed air as driving force again, nozzle by spray gun under the driving of compressed air is ejected on surface of the work to be sprayed with vaporific form, to form uniform paint film.Adopt air gun to carry out the Workpiece painting operation, compressed air is inevitably distributed in a large number everywhere, thereby its utilization efficiency of coatings is lower, is only generally 25%～35% left and right; On the other hand, a large amount of compressed-air actuated meaningless forfeitures also bring energy consumption total in the spray gun course of work higher.The more important thing is, a large amount of coating is scattered with air-flow or evaporates in surrounding enviroment, causes operating environment severe, has a strong impact on operating personnel healthy.
And, in the air gun use procedure, usually the fluctuation due to compressed air air pressure causes the unstable of coating quality.Be embodied in, when compressed air pressure is too small, during spraying operation, the coating of spray gun carries with compressed air the coating content that ejects and the active force of coating " shock " surface of the work to be sprayed will diminish; Otherwise, when compressed air pressure is excessive, the coating of spray gun carries with compressed air the active force that the coating content that ejects and coating " impacts " surface of the work to be sprayed will become large.The coating of above-mentioned spray gun carries the fluctuation of the active force of the coating content that ejects and coating " shock " surface of the work to be sprayed with compressed air, will directly affect stability and the uniformity of Workpiece painting quality.
Summary of the invention
The objective of the invention is, provide a kind of pressure stability, non-pollution airflow to distribute, the high-pressure airless spraying gun without the spraying dead angle of course of work relative environmental protection.
The technical problem to be solved in the present invention is, the driving force that the static pressure that the membrane pump that the motor of take drags produces is sprayed as coating is power, in the mode that replaces compressed air to carry, coating is painted on to the lip-deep technical problem of workpiece with granular form.
The present invention solves the problems of the technologies described above adopted technical scheme to be, a kind of high-pressure airless spraying gun without the spraying dead angle, comprise the small of the stock and high pressure nozzle, pressure regulator valve also is installed on described high pressure nozzle, described high pressure nozzle and described pressure regulator valve are assembly, the quick change pneumatic joint that the port of export of the described small of the stock is standard, the incoming end of described high pressure nozzle is the joint with the port of export of described small of the stock coupling, the port of export of the described small of the stock is connected with the incoming end of described high pressure nozzle, it is characterized in that, the membrane pump that also includes motor and dragged by motor, when described spray gun carries out spraying operation, the driving force that the static pressure produced by described membrane pump is sprayed as coating.
The technique effect that technique scheme directly produces is, during spraying operation, the pressure that spray gun produces by membrane pump is directly passed to the coating in spray gun, coating injects directly on the surface of the work with spray treatment with vaporific particle shape, and the active force of coating in its course of work " shock " surface of the work to be sprayed is stable.Owing to not needing the mode that adopts compressed air to carry, to have eliminated in the spray gun spraying operation process existed in the prior art, a large amount of vaporific coating distributes the problem that causes operating environment severe everywhere with high pressure draught.
The above-mentioned high-pressure airless spraying gun without the spraying dead angle, in its operation process, coating is sprayed onto coating surface fast by the power that has membrane pump to pass to himself, in the situation that the adjustable easy control of this driving force, the vaporific particle of coating can not produce a large amount of diffuse reflections or splash phenomena on the spray treatment surface of the work; And coating particles relatively easily enters into each corner, gap and the edge of workpiece to be sprayed, thereby pollute less, spraying is without dead angle.
The above-mentioned high-pressure airless spraying gun without the spraying dead angle, in its operation process, coating is sprayed onto coating surface fast by the power that has membrane pump to pass to himself, and it sprays powerful, stable, and spray-on coating has densification, even, bright, flatness high.
As preferably, the above-mentioned high-pressure airless spraying gun without the spraying dead angle also includes the high pressure spray boom, two links of this high pressure spray boom are respectively the joint with the incoming end coupling of the port of export of the described small of the stock and described high pressure nozzle, and the described small of the stock is connected with described high pressure nozzle successively with described high pressure spray boom.
The technique effect of above-mentioned optimal technical scheme is that the handled easily personnel are used in combination high pressure spray boom and high-pressure airless spraying gun according to the distance of construction operation.
Can also be preferably, above-mentioned high pressure nozzle is divided into two kinds of round nozzle and fan nozzles.
Adopt two kinds of round nozzle and fan nozzles, can the convenient working personnel according to concrete spraying operation requirement, by the replacing of different spray nozzles, eject the coating of different injection streams.
Further preferably, the maximum static pressure power that above-mentioned membrane pump produces is 250 bar, and when described spray gun carries out spraying operation, its maximum spout amount of jet is 11 liter/mins.
Adopt the high-pressure airless spraying gun without the spraying dead angle of above-mentioned optimal technical scheme, comparatively economical rationality between the quality three aspects: of its course of work medium power consumption, operating efficiency and spraying, in operation process, spraying rate is up to 400～600 ㎡/h, and operating efficiency is higher 20～50 times than conventional spray paint machine.On the one hand, its scope of application is wide, can meet the concrete spraying application requirement of workpiece of various common processing to be sprayed.On the other hand, its high efficiency, spray the shallow layer that can reach 0.05～0.25mm for a time, or even the thick coating of 1～2mm.
Further preferably, above-mentioned high pressure spray boom is divided into the plurality of specifications that length is different.
Adopt the high-pressure airless spraying gun without the spraying dead angle of above-mentioned optimal technical scheme, the convenient operation personnel carry out the replacement of different length specification high pressure spray boom or are used in combination according to the distance of processing operation face to be sprayed is far and near, thereby both convenient the use, can increase work efficiency again.
Further preferably, above-mentioned high pressure spray boom skin is surrounded by plastics hollow out protective sleeve.
Like this, grip spray gun during more convenient operating personnel's spraying operation.
In sum, high-pressure airless spraying gun without the spraying dead angle of the present invention, because it directly acts on coating itself by membrane pump, make coating itself directly obtain power and rely on this power itself to inject directly to the spraying operation face, to complete the spray treatment of workpiece.With high-pressure spray gun of the prior art, compare, high-pressure airless spraying gun without the spraying dead angle of the present invention does not need to rely on carrying or carry and can completing spraying operation of compressed air, in its operation process, can direct spraying viscosity higher coating, in the sprayed coating process, can add less and even not add solvent or diluent, thereby reduce cost, reduced pollution.
High-pressure airless spraying gun without the spraying dead angle of the present invention, it sprays powerful, and spray-on coating has densification, even, bright, flatness high.
High-pressure airless spraying gun without the spraying dead angle of the present invention, the course of injection of its coating produces without bounce-back or splash phenomena substantially, and the coating droplet ejected can enter into gap, corner and the edge of object smoothly, thereby pollution is few, and spraying is without dead angle.
High-pressure airless spraying gun without the spraying dead angle of the present invention, its high efficiency, spray the shallow layer that can reach 0.05～0.25mm for a time, or even the thick coating of 1～2mm.
The accompanying drawing explanation
Fig. 1 is the high-pressure airless spraying gun combining structure schematic diagram without the spraying dead angle;
Combining structure schematic diagram when the high-pressure airless spraying gun that Fig. 2 is nothing spraying dead angle and high pressure spray boom are used in combination.
The specific embodiment
Below in conjunction with accompanying drawing, the high-pressure airless spraying gun without the spraying dead angle of the present invention is described in detail:
As shown in Figure 1, the high-pressure airless spraying gun without the spraying dead angle of the present invention includes the sub-assembly that the small of the stock 1, pressure regulator valve 3 and high pressure nozzle 4 form.Wherein, high pressure nozzle is divided into two kinds of round nozzle and fan nozzles.
High-pressure airless spraying gun without the spraying dead angle of the present invention also includes the membrane pump (in figure, omit and do not draw) dragged by motor, when this spray gun carries out spraying operation, the driving force that the static pressure produced by membrane pump is sprayed as coating injects directly to coating on surface of the work.
As shown in Figure 2, the high-pressure airless spraying gun without the spraying dead angle of the present invention can also be used in combination with high pressure spray boom 2.Wherein, high pressure spray boom 2 has the plurality of specifications that length is different.
While using the high-pressure airless spraying gun without the spraying dead angle of the present invention to carry out spraying operation, the nozzle of spray gun and surface of the work are maintained at about to the distance of 50-60cm, and keep spray gun to become all the time substantially vertical state with workpiece planarization, at the uniform velocity mobile spray gun gets final product.In the spraying operation process, should be according to the needs of the spraying coating process of the specific requirement of construction operation and different workpieces, by regulating pressure regulator valve 3 to obtain best coating jet velocity and injection flow.
Claims (6)
- One kind without the spraying dead angle high-pressure airless spraying gun, comprise the small of the stock and high pressure nozzle, pressure regulator valve also is installed on described high pressure nozzle, described high pressure nozzle and described pressure regulator valve are assembly, the quick change pneumatic joint that the port of export of the described small of the stock is standard, the incoming end of described high pressure nozzle is the joint with the port of export of described small of the stock coupling, the port of export of the described small of the stock is connected with the incoming end of described high pressure nozzle, it is characterized in that, also include the membrane pump dragged by motor, when described spray gun carries out spraying operation, the driving force that the static pressure produced by the described membrane pump dragged by motor is sprayed as coating.
- 2. nothing according to claim 1 sprays the high-pressure airless spraying gun at dead angle, it is characterized in that, also include the high pressure spray boom, two links of described high pressure spray boom are respectively the joint with the incoming end coupling of the port of export of the described small of the stock and described high pressure nozzle, and the described small of the stock is connected with described high pressure nozzle successively with described high pressure spray boom.
- 3. the high-pressure airless spraying gun without the spraying dead angle according to claim 1 and 2, is characterized in that, described high pressure nozzle is divided into two kinds of round nozzle and fan nozzles.
- 4. the high-pressure airless spraying gun without the spraying dead angle according to claim 3, is characterized in that, the maximum static pressure power that described membrane pump produces is 250 bar, and when described spray gun carries out spraying operation, its maximum spout amount of jet is 11 liter/mins.
- 5. the high-pressure airless spraying gun without the spraying dead angle according to claim 4, is characterized in that, described high pressure spray boom is divided into the plurality of specifications that length is different.
- 6. the high-pressure airless spraying gun without the spraying dead angle according to claim 5, is characterized in that, described high pressure spray boom skin is surrounded by plastics hollow out protective sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103979902A CN103464324A (en) | 2013-09-04 | 2013-09-04 | High-pressure airless spray gun without blind spraying corner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103979902A CN103464324A (en) | 2013-09-04 | 2013-09-04 | High-pressure airless spray gun without blind spraying corner |
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| CN103464324A true CN103464324A (en) | 2013-12-25 |
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| CN2013103979902A Pending CN103464324A (en) | 2013-09-04 | 2013-09-04 | High-pressure airless spray gun without blind spraying corner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079195A (en) * | 2016-06-20 | 2016-11-09 | 上海麦加涂料有限公司 | Gel coat construction technology, protective layer construction technology and blade of wind-driven generator in the mould of a kind of blade of wind-driven generator |
| CN106955805A (en) * | 2016-01-08 | 2017-07-18 | 郑育平 | Membrane pump hydraulic giant |
| CN107683179A (en) * | 2015-06-19 | 2018-02-09 | 固瑞克明尼苏达有限公司 | Pressure Supply Accessory Adapter for Airless Spray Guns |
| CN108855675A (en) * | 2018-09-07 | 2018-11-23 | 中山路得斯空调有限公司 | Diaphragm pump sprayer |
| CN110167683A (en) * | 2017-01-05 | 2019-08-23 | 瓦格纳喷涂技术有限公司 | High efficiency airless spray head design and use |
| CN113731655A (en) * | 2021-08-06 | 2021-12-03 | 安徽工程大学 | High-pressure airless spray gun head |
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| US5295626A (en) * | 1993-05-05 | 1994-03-22 | Rick Mirabito | Spray apparatus for an airless spray system |
| CN200995181Y (en) * | 2007-01-04 | 2007-12-26 | 南京汽车集团有限公司 | Pressure airless sprayer for PVC coating ccar frame |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107683179A (en) * | 2015-06-19 | 2018-02-09 | 固瑞克明尼苏达有限公司 | Pressure Supply Accessory Adapter for Airless Spray Guns |
| CN107683179B (en) * | 2015-06-19 | 2020-06-19 | 固瑞克明尼苏达有限公司 | Pressure Supply Accessory Adapter for Airless Guns |
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| CN106955805B (en) * | 2016-01-08 | 2020-04-28 | 深圳市华匠技术有限公司 | Diaphragm Pump Water Gun |
| CN106079195A (en) * | 2016-06-20 | 2016-11-09 | 上海麦加涂料有限公司 | Gel coat construction technology, protective layer construction technology and blade of wind-driven generator in the mould of a kind of blade of wind-driven generator |
| CN110167683A (en) * | 2017-01-05 | 2019-08-23 | 瓦格纳喷涂技术有限公司 | High efficiency airless spray head design and use |
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| CN108855675A (en) * | 2018-09-07 | 2018-11-23 | 中山路得斯空调有限公司 | Diaphragm pump sprayer |
| CN113731655A (en) * | 2021-08-06 | 2021-12-03 | 安徽工程大学 | High-pressure airless spray gun head |
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Application publication date: 20131225 |