CN105855113A - Recovery device and recovery method for water-based paint - Google Patents

Recovery device and recovery method for water-based paint Download PDF

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Publication number
CN105855113A
CN105855113A CN201610444255.6A CN201610444255A CN105855113A CN 105855113 A CN105855113 A CN 105855113A CN 201610444255 A CN201610444255 A CN 201610444255A CN 105855113 A CN105855113 A CN 105855113A
Authority
CN
China
Prior art keywords
paint
workpiece
suction
retracting device
coating
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
CN201610444255.6A
Other languages
Chinese (zh)
Inventor
周南平
李耀钧
胡向军
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.)
Transways Precision Manufacturing (luoyang) Co Ltd
Original Assignee
Transways Precision Manufacturing (luoyang) 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 Transways Precision Manufacturing (luoyang) Co Ltd filed Critical Transways Precision Manufacturing (luoyang) Co Ltd
Priority to CN201610444255.6A priority Critical patent/CN105855113A/en
Publication of CN105855113A publication Critical patent/CN105855113A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/10Arrangements for collecting, re-using or eliminating excess spraying material the excess material being particulate
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The invention belongs to technical field of paints and particularly relates to a recovery device and a recovery method for a water-based paint. The recovery device comprises a cylinder body (1) arranged on an extended line in the running direction of a paint sprayed by an electrostatic spraying device, wherein two ends of the cylinder body (1) are open; a gas suction and exhaust mechanism (2) and a paint collection mechanism are arranged in the cylinder body (1); the coating collection mechanism is arranged between the gas suction and exhaust mechanism and the electrostatic spraying device, and comprises a metal grille array; the metal grille array at least comprises two rows of a plurality of metal pipes (3) perpendicular to the paint running direction; an air passage is defined by every two adjacent metal pipes (3); each metal pipe (3) is grounded. The recovery device and the recovery method have the advantages that problems in recovering the water-based paint during electrostatic spraying are solved; the utilization ratio of the water-based paint is improved to at least 80 percent or higher.

Description

The retracting device of water paint and recovery method
Technical field
The invention belongs to technical field of coatings, be specifically related to retracting device and the recovery method of a kind of water paint.
Background technology
Under the main trend of environment of preserving our planet, water paint will substitute traditional organic solvent type coatings comprehensively;While water paint substitutes organic solvent type coatings, the utilization rate of water paint becomes coating process and reduces the Main Means of cost.
In order to reach optimal environment protecting and save resource and reduce the purpose of old, when replacing organic solvent type coatings with water paint, the coating process of commonly used electrostatic spraying comprehensively;Electrostatic spraying be utilize high-pressure electrostatic electric field make electronegative paint particles along the contrary direction directed movement of electric field, and by paint particles absorption at the spraying method of surface of the work;When using electrostatic spraying, in order to ensure the coating quality of required spraying workpiece, need to increase the spray area of electrostatic spraying gun;So during to Workpiece painting, have the coating of 30%~70% not by absorption of workpieces on the product being sprayed-on, and be suspended in air, cause the waste of coating and cause environmental pollution (concrete waste rate depends on the form and dimension of workpiece).
nullIn prior art, the waste for coating it is also proposed the method for reclaiming water paint,The front portion in the general spraying direction used at spray equipment arranges Water curtain wall more,In spraying process,A part of paint-absorbable is on the product being sprayed-on,The aerial coating that suspends crashes on Water curtain wall during travelling forward,And be washed in collection box body by the current on Water curtain wall,Complete the recovery of coating,Although the mode that this employing Water curtain wall mode reclaims coating completes the recovery of coating,But the coating that it is reclaimed dilutes during by current scour the most completely,Coating can not be re-used as use,Additionally be recovered is the mixture of coating and water,Owing to coating great majority pollute the environment,Could discharge after also needing to the mixture of the coating reclaimed Yu water is processed,Technique is extremely complex,Cost recovery is higher.
Summary of the invention
For solving above-mentioned technical problem, the purpose of the present invention is to propose to retracting device and the recovery method of a kind of water paint.
The present invention adopts the following technical scheme that for completing above-mentioned purpose
The retracting device of a kind of water paint, described retracting device is arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction, and is positioned at the front of required spraying workpiece;Described retracting device has the cylinder on the extended line being positioned at electrostatic spraying apparatus institute spray paint traffic direction;Described cylinder is the structure of both ends open;It is provided with suction-exhaust mechanism in described cylinder, under the effect of described suction-exhaust mechanism, the paint particles being suspended in air after spraying workpiece is adsorbed in cylinder;Paint collection mechanism it is additionally provided with in described cylinder;Described paint collection mechanism is between suction-exhaust mechanism and electrostatic spraying apparatus;Described paint collection mechanism has the metal barrier group battle array being perpendicular to coating traffic direction;Described metal barrier group battle array is at least made up of many metal tubes being perpendicular to coating traffic direction of two rows, and forms air duct between adjacent two described metal tubes;Every described metal tube ground connection, and arrange coating collection box immediately below metal barrier group battle array, makes electronegative atomised coating encounter in running or close to the metal tube absorption being grounded after described metal tube and flows into along coating collection box along metal tube.
Described metal tube be along coating traffic direction be arranged in parallel multiple rows of, and the metal tube interlaced arrangement described in adjacent two rows.
The metal bar in order to the air after metal barrier group battle array filters to be detected it is additionally provided with in described cylinder;Described metal bar is arranged between metal barrier group battle array and suction-exhaust mechanism.
Utilizing the method that the retracting device of a kind of water paint carries out water paint recovery, described recovery method is to be arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction by described retracting device, and is positioned at the front of required spraying workpiece;Electrostatic spraying apparatus is when carrying out spraying operation to the workpiece of required spraying, water paint is atomized into electronegative paint spray under the effect of electrostatic spraying apparatus, run forward by electronegative paint spray and workpiece is sprayed, make electronegative paint-absorbable complete spraying on described workpiece;Open the suction-exhaust mechanism of retracting device in spraying simultaneously, unadsorbed electronegative paint spray on workpiece suspends in atmosphere, and enter in the cylinder of retracting device under the suction of suction-exhaust mechanism together with air, and continue to travel forward along spraying direction under the effect of suction-exhaust mechanism, in the motor process of unadsorbed electronegative paint spray on workpiece, unadsorbed electronegative paint spray on workpiece is encountered or flows into coating collection box along metal tube under gravity after the described metal tube absorption being grounded after metal tube, entering the air in cylinder is the pure air after the metal barrier group battle array being made up of metal tube filters, it is via the air duct in metal barrier group battle array, suction-exhaust mechanism is discharged in air.
The retracting device of a kind of water paint that the present invention proposes and recovery method, use technique scheme, by metal barrier group battle array, water paint is reclaimed, water paint is not polluted by the removal process of water paint, the water paint after recovery is made to recycle, save water paint, reduced the use cost of water paint, and decrease environmental pollution;Additionally the air after metal barrier group battle array filters is the air without water paint, pollution-free, can be directly discharged in air;By arranging the metal bar that the air after metal barrier group battle array filters is detected, can observe by the naked eye and whether have when air blows to metal bar water paint to flow downward along metal bar;By retracting device of the present invention, solve the water paint recovery problem when electrostatic spraying, the utilization rate of water paint is at least brought up to more than 80%.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1, cylinder,2 Suction-exhaust mechanism, 3, metal tube, 4, coating collection box.
Detailed description of the invention
In conjunction with the drawings and specific embodiments, the present invention is illustrated:
As it is shown in figure 1, the retracting device of a kind of water paint, described retracting device is arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction, and is positioned at the front of required spraying workpiece;Described retracting device has the cylinder 1 on the extended line being positioned at electrostatic spraying apparatus institute spray paint traffic direction;Described cylinder 1 is the structure of both ends open;It is provided with suction-exhaust mechanism 2 in described cylinder 1, under the effect of described suction-exhaust mechanism 2, the paint particles being suspended in air after spraying workpiece is adsorbed in cylinder 1;It is additionally provided with paint collection mechanism in described cylinder 1;Described paint collection mechanism is between suction-exhaust mechanism and electrostatic spraying apparatus;Described paint collection mechanism has the barrier being made up of metal tube being perpendicular to coating traffic direction;The metal tube 3 that described metal barrier group battle array is at least perpendicular to coating traffic direction by many of two rows is constituted, and forms air duct between adjacent two described metal tubes 3;In this embodiment, described metal tube 3 is three rows be arrangeding in parallel along coating traffic direction, and metal tube 3 interlaced arrangement described in adjacent two rows;Every described metal tube 3 ground connection, and coating collection box 4 is set immediately below metal tube barrier, make electronegative coating encounter described metal tube tailing edge metal tube in running and flow in coating collection box 4.
In order to enable to see the effect that coating reclaims intuitively.The metal bar in order to the air after metal barrier group battle array filters to be detected it is additionally provided with in described cylinder 1;Described metal bar is arranged between metal barrier group battle array and suction-exhaust mechanism;Take out the metal bar of detection, see whether there is paint-absorbable on described metal bar above, if having, the most abnormal, this device need to be checked;If nothing, then this device is working properly.
Utilizing the method that the retracting device of a kind of water paint carries out water paint recovery, described recovery method is to be arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction by described retracting device, and is positioned at the front of required spraying workpiece;Electrostatic spraying apparatus is when carrying out spraying operation to the workpiece of required spraying, water paint is atomized into electronegative paint spray under the effect of electrostatic spraying apparatus, run forward by electronegative paint spray and workpiece is sprayed, make electronegative paint-absorbable complete spraying on described workpiece;Open the suction-exhaust mechanism of retracting device in spraying simultaneously, unadsorbed electronegative paint spray on workpiece suspends in atmosphere, and enter in the cylinder of retracting device under the suction of suction-exhaust mechanism together with air, and continue to travel forward along spraying direction under the effect of suction-exhaust mechanism, in the motor process of unadsorbed electronegative paint spray on workpiece, unadsorbed electronegative paint spray on workpiece is encountered or by metal bar absorption and flows into coating collection box along metal tube under gravity after described metal tube, entering the air in cylinder is the pure air after being filtered by metal barrier group battle array, it is via the air duct in metal barrier group battle array, suction-exhaust mechanism is discharged in air.

Claims (4)

1. the retracting device of a water paint, it is characterised in that: described retracting device is arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction, and is positioned at the front of required spraying workpiece;Described retracting device has the cylinder (1) on the extended line being positioned at electrostatic spraying apparatus institute spray paint traffic direction;Described cylinder (1) is the structure of both ends open;It is provided with suction-exhaust mechanism (2) in described cylinder (1), under the effect of described suction-exhaust mechanism (2), the paint particles being suspended in air after spraying workpiece is adsorbed in cylinder (1);It is additionally provided with paint collection mechanism in described cylinder (1);Described paint collection mechanism is between suction-exhaust mechanism and electrostatic spraying apparatus;Described paint collection mechanism has the metal barrier group battle array being perpendicular to coating traffic direction;Described metal barrier group battle array is at least perpendicular to the metal tube (3) of coating traffic direction and constitutes by many of two rows, and forms air duct between adjacent two described metal tubes (3);Every described metal tube (3) ground connection, and coating collection box (4) is set immediately below metal barrier group battle array, make electronegative coating encounter described metal tube tailing edge metal tube in running and flow in coating collection box (4).
The retracting device of a kind of water paint the most as claimed in claim 1, it is characterised in that: described metal tube (3) is multiple rows of for be arranged in parallel along coating traffic direction, and metal tube (3) interlaced arrangement described in adjacent two rows.
The retracting device of a kind of water paint the most as claimed in claim 1, it is characterised in that: it is additionally provided with the metal bar in order to the air after metal barrier group battle array filters to be detected in described cylinder (1);Described metal bar is arranged between metal barrier group battle array and suction-exhaust mechanism.
4. utilize the method that the retracting device of a kind of water paint described in claim 1 carries out water paint recovery, it is characterized in that: described recovery method is to be arranged on the extended line of electrostatic spraying apparatus institute spray paint traffic direction by described retracting device, and be positioned at the front of required spraying workpiece;Electrostatic spraying apparatus is when carrying out spraying operation to the workpiece of required spraying, water paint is atomized into electronegative paint spray under the effect of electrostatic spraying apparatus, run forward by electronegative paint spray and workpiece is sprayed, make electronegative paint-absorbable complete spraying on described workpiece;Open the suction-exhaust mechanism of retracting device in spraying simultaneously, unadsorbed electronegative paint spray on workpiece suspends in atmosphere, and enter in the cylinder of retracting device under the suction of suction-exhaust mechanism together with air, and continue to travel forward along spraying direction under the effect of suction-exhaust mechanism, in the motor process of unadsorbed electronegative paint spray on workpiece, unadsorbed electronegative paint spray on workpiece flows into coating collection box along metal tube after encountering described metal tube under gravity, entering the air in cylinder is the pure air after being filtered by metal barrier group battle array, it is via the air duct in metal barrier group battle array, suction-exhaust mechanism is discharged in air.
CN201610444255.6A 2016-06-21 2016-06-21 Recovery device and recovery method for water-based paint Pending CN105855113A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610444255.6A CN105855113A (en) 2016-06-21 2016-06-21 Recovery device and recovery method for water-based paint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610444255.6A CN105855113A (en) 2016-06-21 2016-06-21 Recovery device and recovery method for water-based paint

Publications (1)

Publication Number Publication Date
CN105855113A true CN105855113A (en) 2016-08-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610444255.6A Pending CN105855113A (en) 2016-06-21 2016-06-21 Recovery device and recovery method for water-based paint

Country Status (1)

Country Link
CN (1) CN105855113A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682562A (en) * 1984-06-01 1987-07-28 Hell GmbH & Co. Holding device for metal sections which are to be coated in two colors
CN201744424U (en) * 2010-08-17 2011-02-16 浙江聚英风机工业有限公司 Dry spray booth
CN201988486U (en) * 2011-03-17 2011-09-28 吴小慰 Dry type paint spraying booth
CN203635416U (en) * 2013-11-14 2014-06-11 厦门建霖工业有限公司 Dry spraying room for recovering paint
CN203935942U (en) * 2014-07-14 2014-11-12 申智平 The aqueous paint vacuum paint spraying machine of paint reusable edible
CN205797606U (en) * 2016-06-21 2016-12-14 捷威精密制造(洛阳)有限公司 The retracting device of water paint

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682562A (en) * 1984-06-01 1987-07-28 Hell GmbH & Co. Holding device for metal sections which are to be coated in two colors
CN201744424U (en) * 2010-08-17 2011-02-16 浙江聚英风机工业有限公司 Dry spray booth
CN201988486U (en) * 2011-03-17 2011-09-28 吴小慰 Dry type paint spraying booth
CN203635416U (en) * 2013-11-14 2014-06-11 厦门建霖工业有限公司 Dry spraying room for recovering paint
CN203935942U (en) * 2014-07-14 2014-11-12 申智平 The aqueous paint vacuum paint spraying machine of paint reusable edible
CN205797606U (en) * 2016-06-21 2016-12-14 捷威精密制造(洛阳)有限公司 The retracting device of water paint

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Application publication date: 20160817