CN110549070A - production process of renovated iron drum - Google Patents
production process of renovated iron drum Download PDFInfo
- Publication number
- CN110549070A CN110549070A CN201910857515.6A CN201910857515A CN110549070A CN 110549070 A CN110549070 A CN 110549070A CN 201910857515 A CN201910857515 A CN 201910857515A CN 110549070 A CN110549070 A CN 110549070A
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- Prior art keywords
- barrel
- parts
- cleaning
- iron
- weight
- Prior art date
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 44
- 238000005422 blasting Methods 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000003973 paint Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 14
- 238000005406 washing Methods 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 13
- 239000012459 cleaning agent Substances 0.000 claims abstract description 12
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- RWNUSVWFHDHRCJ-UHFFFAOYSA-N 1-butoxypropan-2-ol Chemical compound CCCCOCC(C)O RWNUSVWFHDHRCJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 6
- 235000019864 coconut oil Nutrition 0.000 claims abstract description 6
- 239000003240 coconut oil Substances 0.000 claims abstract description 6
- 238000005260 corrosion Methods 0.000 claims abstract description 6
- 230000007797 corrosion Effects 0.000 claims abstract description 6
- 239000013530 defoamer Substances 0.000 claims abstract description 6
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 6
- 239000000194 fatty acid Substances 0.000 claims abstract description 6
- 229930195729 fatty acid Natural products 0.000 claims abstract description 6
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 6
- 239000003112 inhibitor Substances 0.000 claims abstract description 6
- 229920000570 polyether Polymers 0.000 claims abstract description 6
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 6
- 239000003381 stabilizer Substances 0.000 claims abstract description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 6
- 239000010935 stainless steel Substances 0.000 claims abstract description 6
- 239000004094 surface-active agent Substances 0.000 claims abstract description 6
- 239000002351 wastewater Substances 0.000 claims description 17
- 239000002699 waste material Substances 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000007667 floating Methods 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 8
- 235000019198 oils Nutrition 0.000 claims description 8
- 239000010815 organic waste Substances 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 4
- 238000006460 hydrolysis reaction Methods 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 230000020477 pH reduction Effects 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000010887 waste solvent Substances 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 2
- 239000010865 sewage Substances 0.000 claims 2
- 238000010422 painting Methods 0.000 claims 1
- 230000002950 deficient Effects 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/083—Removing scrap from containers, e.g. removing labels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/18—Hydrocarbons
- C11D3/187—Hydrocarbons aromatic
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2068—Ethers
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/32—Amides; Substituted amides
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3707—Polyethers, e.g. polyalkyleneoxides
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
the invention discloses a production process of a renovated iron drum, wherein a cleaning solvent adopted in high-pressure cleaning is 40-60 parts by weight of propylene glycol butyl ether; 16-20 parts of dimethylbenzene; 10-30 parts by weight of a surfactant; 6-8 parts of polyethylene glycol; 0.5-3 parts by weight of coconut oil fatty acid diethanolamide; 3-5 parts of a corrosion inhibitor; 0.5-1 part by weight of modified polyether defoamer; 2-4 parts of a stabilizer; then washing the inside and outside of the barrel with water, and removing the cleaning agent by adopting pressure difference during cleaning; performing shot blasting treatment on the inside and the outside of the iron drum, wherein the shot of the shot blasting machine is a stainless steel ball or iron shot with the diameter of 1.5-3 mm, and a dust removal system is arranged on the shot blasting machine; and performing powder spraying, paint spraying and drying at 170-180 ℃. The production process of the renovated iron drum provided by the invention finely controls each process link, the bottom of the renovated iron drum is not easy to leak, powder is uniformly sprayed on the surface, the appearance is attractive, and the defective rate is only about 2%.
Description
Technical Field
the invention relates to a production process of a renovated iron drum.
background
the defective rate of the waste packaging barrel during renovation is high, the barrel bottom of the renovated barrel is easy to leak, and the quality and the attractiveness of the renovated barrel are seriously affected by uneven powder spraying. Application number 2017108682604 discloses a method for renovating and treating waste packaging barrels, which is simple, convenient, easy to operate, environment-friendly and safe, but the defective rate is still about 8-10%.
disclosure of Invention
the invention aims to solve the technical problem of overcoming the defect of high defective rate of the renovated iron drum in the prior art and provides a production process of the renovated iron drum with low defective rate.
In order to solve the technical problems, the invention provides the following technical scheme:
A production process of a renovated iron drum comprises the following steps:
S1, pouring the residual liquid to pour out the residual liquid in the barrel; when the iron tube is toppled, the positioning and clamping component is adopted to clamp the iron tube, and then a hinge under a bottom plate of the positioning and clamping component is used as a shaft to turn over;
s2, shaping the barrel body to trim the barrel opening and correct the concave-convex part of the barrel body;
s3, cleaning the barrel body by using a cleaning solvent in high-pressure cleaning, and recycling the cleaning solution; the cleaning solvent is 40-60 parts by weight of propylene glycol butyl ether; 16-20 parts of dimethylbenzene; 10-30 parts by weight of a surfactant; 6-8 parts of polyethylene glycol; 0.5-3 parts by weight of coconut oil fatty acid diethanolamide; 3-5 parts of a corrosion inhibitor; 0.5-1 part by weight of modified polyether defoamer; 2-4 parts of a stabilizer;
s4, washing the inside and the outside of the barrel by water through inside and outside cleaning, and removing the cleaning agent by adopting pressure difference during cleaning;
s5, drying;
S6, checking the barrel;
s7 shot blasting; performing shot blasting treatment on the inside and the outside of the waste packaging barrel and the opening barrel, wherein the shot diameter of a shot blasting machine is 1.5-3 mm of a stainless steel ball or an iron shot, and a dust removal system is arranged on the shot blasting machine;
S8 assembling: for the open barrel, the barrel cover and the barrel hoop are tightened; assembling and forming an upper barrel cover of the closed barrel;
s9, performing powder spraying or paint spraying on the barrel body for rust prevention treatment;
S10, drying: the barrel is fully automatically dried inside and outside.
and S11 warehousing for sale: and putting the finished product into a finished product warehouse for sale.
further, the barrel is any one or more of a waste resin barrel, a waste paint barrel, a waste solvent chemical barrel or an open barrel.
Further, the organic waste gas generated in S3-S5 is collected by the gas collecting hood and then enters a spray spraying system for purification, and then demisting, water isolation and activated carbon adsorption are carried out.
furthermore, the shot blasting dust generated in S7 is subjected to cyclone and filter cartridge dust removal after sedimentation.
further, floating oil stains in the wastewater generated in S3-S5 are removed through an oil separation tank, floating and large-particle suspended impurities are removed through a grating and then the wastewater enters a wastewater adjusting tank, the wastewater in the adjusting tank is lifted by a lifting pump and then sequentially enters an air floatation tank, a hydrolysis acidification tank, a contact oxidation tank and a secondary sedimentation tank for treatment, and the wastewater is discharged after reaching the standard.
further, performing powder spraying or paint spraying at 170-180 ℃ in S9; and the drying of S10 is also carried out at 170-180 ℃.
Further, the method for removing the cleaning agent by pressure difference in the S4 is to perform instantaneous vacuum breaking when the vacuum degree in the cleaning tank is-20 kPa to-40 kPa.
The invention has the following beneficial effects: according to the invention, the high-pressure cleaning solvent is compounded, so that the residue in the waste iron barrel can be removed quickly and efficiently, and the pressure difference is set to remove the cleaning agent after high-pressure cleaning, so that the cleaning agent can be recovered to ensure clean cleaning, the cleaning process is accelerated, and the time consumption of the cleaning process and the abrasion to the waste iron barrel are reduced; the shot of the shot blasting machine is set, so that the impact speed of shot blasting can be improved, the derusting effect of shot blasting is improved, and the time consumed by shot blasting recovery is reduced; the powder spraying or paint spraying is carried out at 170-180 ℃, the coating has strong adhesive force at the temperature and is not easy to fall off, and the common powder falling phenomenon of a renovated barrel is avoided; the production process of the renovated iron drum provided by the invention finely controls each process link, the bottom of the renovated iron drum is not easy to leak, powder is uniformly sprayed on the surface, the appearance is attractive, and the defective rate is only about 2%.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the invention.
Example 1
a production process of a renovated iron drum comprises the following steps:
S1, pouring the residual liquid to pour out the residual liquid in the waste paint bucket; when the iron tube is toppled, the positioning and clamping component is adopted to clamp the iron tube, and then a hinge under a bottom plate of the positioning and clamping component is used as a shaft to turn over;
S2, shaping the barrel body to trim the barrel opening and correct the concave-convex part of the barrel body;
S3, cleaning the barrel body by using a cleaning solvent in high-pressure cleaning, and recycling the cleaning solution; the cleaning solvent is 40 parts by weight of propylene glycol butyl ether; 16 parts by weight of xylene; 10 parts by weight of a surfactant; 6 parts of polyethylene glycol; coconut oil fatty acid diethanolamide 0.5 weight portions; 3 parts of corrosion inhibitor; 0.5 part by weight of modified polyether defoamer; 2 parts of a stabilizer;
S4, washing the inside and the outside of the paint bucket by inside and outside washing, removing a cleaning agent by adopting pressure difference during washing, and instantaneously breaking when the vacuum degree in the washing tank is-20 kPa;
s5, drying;
s6, checking the iron bucket by internal checking;
s7 shot blasting; performing shot blasting treatment on the inside and the outside of the waste paint bucket, wherein the shot of the shot blasting machine is a stainless steel ball or iron ball with the diameter of 1.5mm, and a dust removal system is arranged on the shot blasting machine;
S8 Assembly
s9, performing powder spraying or paint spraying on the barrel body at 180 ℃ for rust prevention treatment;
s10, drying: fully automatic internal and external drying is carried out at 170 ℃.
and S11 warehousing for sale: and putting the finished product into a finished product warehouse for sale.
And (4) collecting the organic waste gas generated in the S3-S5 by the gas collecting hood, then purifying the organic waste gas by a spray spraying system, and then carrying out demisting, water isolation and activated carbon adsorption.
example 2
a production process of a renovated iron drum comprises the following steps:
S1, pouring the residual liquid to pour out the residual liquid in the waste resin barrel; when the iron tube is toppled, the positioning and clamping component is adopted to clamp the iron tube, and then a hinge under a bottom plate of the positioning and clamping component is used as a shaft to turn over;
s2, shaping the barrel body to trim the barrel opening and correct the concave-convex part of the barrel body;
s3, cleaning the barrel body by using a cleaning solvent in high-pressure cleaning, and recycling the cleaning solution; the cleaning solvent is 50 parts by weight of propylene glycol butyl ether; 18 parts by weight of xylene; 20 parts by weight of a surfactant; 7 parts of polyethylene glycol; 2 parts by weight of coconut oil fatty acid diethanolamide; 4 parts of corrosion inhibitor; 0.8 part by weight of modified polyether defoamer; 3 parts of a stabilizer;
s4, washing the inside and the outside of the paint bucket by inside and outside washing, and removing a cleaning agent by adopting pressure difference during washing;
S5, drying;
S6, checking the iron bucket by internal checking;
s7 shot blasting; performing shot blasting treatment on the inside and the outside of the waste resin barrel, wherein the shot diameter of a shot blasting machine is 1.5-3 mm of a stainless steel ball or an iron shot, a dust removal system is arranged on the shot blasting machine, and shot blasting dust is subjected to cyclone and filter drum dust removal after sedimentation;
S8 Assembly
S9: performing powder spraying or paint spraying on the barrel body at 178 ℃ for rust prevention treatment;
S10, drying: the iron drum is fully automatically dried inside and outside at 175 ℃.
And S11 warehousing for sale: and putting the finished product into a finished product warehouse for sale.
And the organic waste gas generated in the S3-S5 is collected by the gas collecting hood and then enters a spray spraying system for purification, and then demisting, water isolation and activated carbon adsorption are carried out.
Further, floating oil stains in the wastewater generated in S3-S5 are removed through an oil separation tank, floating and large-particle suspended impurities are removed through a grating and then the wastewater enters a wastewater adjusting tank, the wastewater in the adjusting tank is lifted by a lifting pump and then sequentially enters an air floatation tank, a hydrolysis acidification tank, a contact oxidation tank and a secondary sedimentation tank for treatment, and the wastewater is discharged after reaching the standard.
Example 3
A production process of a renovated iron drum comprises the following steps:
S1, pouring the residual liquid to pour out the residual liquid in the open iron bucket; when the iron tube is toppled, the positioning and clamping component is adopted to clamp the iron tube, and then a hinge under a bottom plate of the positioning and clamping component is used as a shaft to turn over;
S2, shaping the barrel body to trim the barrel opening and correct the concave-convex part of the barrel body;
S3, cleaning the barrel body by using a cleaning solvent in high-pressure cleaning, and recycling the cleaning solution; the cleaning solvent is 60 parts by weight of propylene glycol butyl ether; 20 parts by weight of xylene; 30 parts by weight of a surfactant; 8 parts of polyethylene glycol; 3 parts by weight of coconut oil fatty acid diethanolamide; 5 parts of corrosion inhibitor; 1 part by weight of modified polyether defoamer; 4 parts of a stabilizer;
S4, washing the inside and the outside of the paint bucket by inside and outside washing, removing a cleaning agent by adopting pressure difference during washing, and instantaneously breaking when the vacuum degree in the washing tank is-20 kPa to-40 kPa;
S5, drying;
S6, checking the iron bucket by internal checking;
S7 shot blasting; performing shot blasting treatment on the inside and the outside of the open barrel, wherein the shot of the shot blasting machine is stainless steel balls or iron balls with the diameter of 1.5-3 mm, and a dust removal system is arranged on the shot blasting machine;
S8 assembling: tightening the barrel cover and the barrel hoop;
s9, performing powder spraying or paint spraying on the barrel body at 180 ℃ for rust prevention treatment;
s10, drying: the open barrel is fully automatically dried inside and outside at 180 ℃.
And S11 warehousing for sale: and putting the finished product into a finished product warehouse for sale.
And (4) collecting the organic waste gas generated in the S3-S5 by the gas collecting hood, then purifying the organic waste gas by a spray spraying system, and then carrying out demisting, water isolation and activated carbon adsorption.
And settling the shot blasting dust generated by the S7, and then performing cyclone and filter cartridge dust removal.
And (3) removing floating oil stains from the wastewater generated in the S3-S5 through an oil separation tank, removing floating and large-particle suspended impurities through a grid, then feeding the wastewater into a wastewater adjusting tank, lifting the wastewater in the adjusting tank by a lifting pump, then sequentially feeding the wastewater into an air flotation tank, a hydrolysis acidification tank, a contact oxidation tank and a secondary sedimentation tank for treatment, and discharging the wastewater after reaching the standard.
the invention has the following beneficial effects: according to the invention, the high-pressure cleaning solvent is compounded, so that the residue in the waste iron barrel can be removed quickly and efficiently, and the pressure difference is set to remove the cleaning agent after high-pressure cleaning, so that the cleaning agent can be recovered to ensure clean cleaning, the cleaning process is accelerated, and the time consumption of the cleaning process and the abrasion to the waste iron barrel are reduced; the shot of the shot blasting machine is set, so that the impact speed of shot blasting can be improved, the derusting effect of shot blasting is improved, and the time consumed by shot blasting recovery is reduced; the powder spraying or paint spraying is carried out at 170-180 ℃, the coating has strong adhesive force and is not easy to fall off at the temperature, and the common powder falling phenomenon of the renovated iron drum is avoided, the production process of the renovated iron drum disclosed by the invention finely controls each process link, the drum bottom of the renovated iron drum is not easy to leak, the powder spraying on the surface is uniform and attractive, and the defective rate of the embodiment 2 is only 0.9%; the defective rate of example 1 was only 1.8%; the defective rate of example 3 was 2.1%.
finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A production process of a renovated iron drum is characterized by comprising the following steps:
S1, pouring the residual liquid to pour out the residual liquid in the iron bucket; when the iron tube is toppled, the positioning and clamping component is adopted to clamp the iron tube, and then a hinge under a bottom plate of the positioning and clamping component is used as a shaft to turn over;
S2, shaping the barrel body to trim the barrel opening and correct the concave-convex part of the barrel body;
s3, cleaning the barrel body by using a cleaning solvent in high-pressure cleaning, and recycling the cleaning solution; the cleaning solvent is 40-60 parts by weight of propylene glycol butyl ether; 16-20 parts of dimethylbenzene; 10-30 parts by weight of a surfactant; 6-8 parts of polyethylene glycol; 0.5-3 parts by weight of coconut oil fatty acid diethanolamide; 3-5 parts of a corrosion inhibitor; 0.5-1 part by weight of modified polyether defoamer; 2-4 parts of a stabilizer;
s4, washing the inside and the outside of the barrel by water through inside and outside cleaning, and removing the cleaning agent by adopting pressure difference during cleaning;
s5, drying;
s6, checking the barrel;
s7 shot blasting; performing shot blasting treatment on the inside and the outside of the iron drum, wherein the shot of the shot blasting machine is a stainless steel ball or iron shot with the diameter of 1.5-3 mm, and a dust removal system is arranged on the shot blasting machine;
s8 assembling: for the open barrel, the barrel cover and the barrel hoop are tightened; assembling and forming an upper barrel cover of the closed barrel;
s9, performing powder spraying or paint spraying on the barrel body for rust prevention treatment;
S10, drying: the iron drum is fully automatically dried inside and outside.
And S11 warehousing for sale: and putting the finished product into a finished product warehouse for sale.
2. The process for producing a refurbished barrel as claimed in claim 1, wherein the barrel is any one or more of a waste resin barrel, a waste paint barrel, a waste solvent chemical barrel or an open barrel.
3. The process of manufacturing a refurbished drum as claimed in claim 1, wherein the organic waste gas generated in the process of S3-S5 is collected by a gas collecting hood and enters a spray system for purification, and then is subjected to demisting, water isolation and activated carbon adsorption.
4. the process of producing a refurbished drum as claimed in claim 1, wherein the shot blasting dust generated in S7 is subjected to cyclone and filter cartridge dust removal after sedimentation.
5. the process of claim 3, wherein the waste water from S3-S5 is passed through an oil separation tank to remove floating oil stains, a grating to remove floating and large suspended particles and then passed into a sewage conditioning tank, and the sewage in the conditioning tank is lifted by a lift pump and then passed into an air flotation tank, a hydrolysis acidification tank, a contact oxidation tank and a secondary sedimentation tank for treatment, and is discharged after reaching the standard.
6. the process for producing a refurbished drum as claimed in claim 1, wherein the spraying or painting at S9 is performed at 170-180 ℃.
7. The process for manufacturing a refurbished drum as claimed in claim 1, wherein the drying of S10 is performed at 170-180 ℃.
8. the process of manufacturing a refurbished drum as claimed in claim 1, wherein the step of removing the cleaning agent by pressure difference in S4 is to perform instantaneous vacuum breaking when the vacuum degree in the cleaning tank is-20 kPa to-40 kPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857515.6A CN110549070A (en) | 2019-09-09 | 2019-09-09 | production process of renovated iron drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857515.6A CN110549070A (en) | 2019-09-09 | 2019-09-09 | production process of renovated iron drum |
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| Publication Number | Publication Date |
|---|---|
| CN110549070A true CN110549070A (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910857515.6A Pending CN110549070A (en) | 2019-09-09 | 2019-09-09 | production process of renovated iron drum |
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| CN (1) | CN110549070A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN111922004A (en) * | 2020-07-21 | 2020-11-13 | 浙江红狮环保股份有限公司 | Method for cleaning iron drum by organic solvent |
| CN112846950A (en) * | 2020-08-27 | 2021-05-28 | 博瑞(江苏)环保设备有限公司 | Renovation treatment method of metal barrel |
| CN113814246A (en) * | 2021-05-03 | 2021-12-21 | 浙江红狮环保股份有限公司 | Zero-emission waste barrel cleaning method |
| CN113231896A (en) * | 2021-05-19 | 2021-08-10 | 佛山市顺创环保科技有限公司 | Old iron drum renovation process |
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Application publication date: 20191210 |