CN112846950A - Renovation treatment method of metal barrel - Google Patents
Renovation treatment method of metal barrel Download PDFInfo
- Publication number
- CN112846950A CN112846950A CN202011627752.2A CN202011627752A CN112846950A CN 112846950 A CN112846950 A CN 112846950A CN 202011627752 A CN202011627752 A CN 202011627752A CN 112846950 A CN112846950 A CN 112846950A
- Authority
- CN
- China
- Prior art keywords
- barrel
- metal
- metal barrel
- polishing
- drying
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The application relates to the technical field of the renovation and reutilization of waste metal barrels, and particularly discloses a metal barrel renovation treatment method, which comprises the following steps: s1, pretreatment; s2, drying and polishing, wherein the inner wall of the metal barrel is heated by adopting a natural gas, electric heating and diesel oil combustion hot air heating mode on a drying station, the heating temperature is controlled at 100-350 ℃, after the residues in the metal barrel are baked and hardened, the inner wall of the metal barrel is uniformly polished by adopting a stainless steel wire brush on a polishing station, the baked and hardened residues are removed, one drying and one polishing are combined into one group, and multiple groups are circularly performed; and S3, post-processing. The method does not generate dioxin gas in the renovating process, is more environment-friendly, and greatly reduces the subsequent waste treatment cost.
Description
Technical Field
The application relates to the technical field of refurbishment and recycling of waste metal barrels, in particular to a refurbishing method of a metal barrel.
Background
The waste metal packaging barrel mainly takes oil paint, resin, solvent and mineral oil barrels, generally has the phenomena of rusting, deformation, internal bonding of oil residue or chemicals and the like, can bring air pollution to the surrounding environment when being discarded at will or stacked in the open air, can pollute water and soil when being leached by rainwater, and is particularly a waste packaging barrel which contains dangerous waste or is infected with the dangerous waste.
According to the records of the national records of hazardous waste (2016), the waste packaging container belongs to hazardous waste, the category of the hazardous waste is HW49 (other waste), and the code of the hazardous waste is 900-. Therefore, the waste metal packaging barrel should be recycled by professional manufacturers with the quality of hazardous waste treatment. At present, the widely used 200L steel barrel is generally made of materials with the thickness of 1.0-1.2mm, and most of the steel barrels can be recycled for multiple times.
At present, the renovation method of the waste metal barrel mainly comprises dry treatment and wet treatment. The dry treatment adopts the incineration and then barrel body shaping and paint spraying and drying, most domestic waste packaging barrel production enterprises adopt the direct incineration mode to treat the waste metal barrel, but the residue in the high-temperature incineration barrel is easy to generate waste gas such as dioxin, and the like, and the problem of atmosphere environment pollution is easy to generate.
In view of the above-mentioned related art, the inventor believes that the high-temperature incineration of the residue in the waste metal barrel is likely to generate exhaust gas such as dioxin polluting the atmosphere environment.
Disclosure of Invention
In order to reduce harmful waste gas easily generated in the process of refurbishing the metal barrel, the application provides a refurbishing method of the metal barrel.
The technical scheme adopted by the renovating treatment method of the metal barrel is as follows:
a method of refurbishing a metal drum, comprising the steps of:
s1, pretreatment;
s2, drying and polishing, wherein the inner wall of the metal barrel is dried and heated by adopting natural gas, electric heating and diesel combustion hot air heating modes on a drying station, the heating temperature is controlled at 100-350 ℃, after the residues in the metal barrel are baked and hardened, the inner wall of the metal barrel is uniformly polished by adopting a stainless steel wire brush on a polishing station, the baked and hardened residues are removed, one drying and one polishing are combined into one group, and multiple groups are circularly performed;
and S3, post-processing, including.
By adopting the technical scheme, in the related technology, when the residues on the inner wall of the metal barrel are treated, natural gas is adopted for burning the residues, the temperature of the residues is as high as 700-; this application adopts the mode of drying earlier, and stoving temperature control is in 100 + 350 ℃ for the caking is dried to the residue in the bucket, coordinates the steel brush again and polishes the material of caking on the bucket wall, makes its homogenization, thereby detach the residue completely, and the material that this process produced is innoxious completely, and does not produce the dioxin, and the VOCs content is low, and is more friendly to the environment, has also greatly reduced follow-up abandonment treatment cost.
Further preferably, the pretreatment comprises material pumping and cover pulling, and the method comprises the following specific steps: and (3) extracting residues in the metal barrel by adopting vacuum residue absorbing equipment, turning out the curled edge of the barrel cover of the metal barrel by using full-automatic cap pulling equipment, and taking down the barrel cover.
By adopting the technical scheme, in the related technology, the cover and the turned edge of the metal barrel are directly cut off when the cover is taken, so that the volume of the metal barrel is reduced after the metal barrel is renovated. According to the method, the full-automatic cover pulling equipment is adopted to firstly turn over the curled edge of the barrel cover, then the barrel cover is taken down, then after the barrel body is treated, barrel cover assembly and curled edge are carried out, and the volume of the metal barrel is basically unchanged before and after renovation.
More preferably, the drying time is 10-60s, and the cycle number is 2-20.
By adopting the technical scheme, the barrel wall is dried for 10-60s at the temperature of 100-350 ℃, the residues are fully agglomerated on the basis of no generation of dioxin and low VOCs content, then the grinding is carried out, and the surfaces of the residues which are still sticky are uniformly separated by the stainless steel wire brush, so that the surface area of the residues is increased, and the residues are more easily dried. Depending on the total amount of residues and the difficulty of removing, the drying and grinding cycles are alternated for 2-20 times until the residues in the metal barrel are completely removed.
Further preferably, the post-treatment comprises shot blasting, polishing, shaping, high-pressure washing, seaming, surface treatment, drying, flanging and paint spraying, and finished product barrel warehousing.
By adopting the technical scheme, after the residues on the wall of the metal barrel are homogenized, the residues are subjected to post-treatment, including shot blasting, polishing, shaping and trimming, surface treatment, assembly and paint spraying, so that the refurbished regenerated metal barrel is obtained.
Further preferably, the shot blasting comprises the following specific steps: and on the shot blasting station, the shot blasting device is adopted to perform high-speed scouring on the inner surface and the outer surface of the metal barrel, so that paint on the outer surface of the metal barrel is stripped from residues on the inner surface of the metal barrel, and the brightness of the inner surface and the outer surface of the metal barrel is uniform.
By adopting the technical scheme, the inner surface and the outer surface of the metal barrel are subjected to sand blasting and shot blasting treatment by adopting a shot blasting device, and after the inner wall and the outer wall of the metal barrel are subjected to secondary treatment after shot blasting, paint on the outer surface and residues on the inner surface are removed, so that the brightness of the inner surface and the outer surface is uniform; and the metal barrel after shot blasting is not easy to rust, so that the service life of the metal barrel is greatly prolonged.
Further preferably, the projectile projection speed of the shot blasting device is 30-120m/s, and the projectiles of the shot blasting device are stainless steel balls or iron balls with the diameter of 0.1-1 mm.
By adopting the technical scheme, the projectile throwing speed of the shot blasting device is controlled to be 30-120m/s, the diameter of the projectile is controlled to be 0.1-1mm, paint and residues on the surface of the metal barrel are removed, the uniform brightness of the inside and the outside of the barrel body is ensured, and the barrel body is strengthened.
More preferably, the polishing comprises the following specific steps: and (2) polishing the surface of the metal barrel subjected to shot blasting by adopting a fine steel wire brush, wherein the polishing treatment process is matched with high-pressure water washing, the pressure of the high-pressure water washing is 0.5-3MPa, and the concentrated water subjected to the high-pressure water washing is filtered by a precise filtering device and then returns to high-pressure washing equipment for recycling.
Through adopting above-mentioned technical scheme, utilize the polishing process, cooperate high-pressure water to wash simultaneously, can make the inside luminance of metal drum after the shot blasting more even to get rid of steel shot, the slag that exist in the metal drum end seam after the shot blasting, in this process, the whole cyclic utilization of high-pressure water, no waste water wastewater discharge.
More preferably, the surface treatment comprises the following specific steps: the method comprises the steps of flushing barrel bottom seams at high pressure by using a high-pressure water gun, removing residual materials and dust in the barrel bottom seams, spraying antirust treatment on the inner and outer surfaces of a shaped metal barrel by using an antirust agent, wherein the spraying pressure is 0.1-0.3MPa, and adding a washing station at the rear end of an antirust station according to needs after the antirust treatment.
By adopting the technical scheme, after polishing, the inner surface and the outer surface of the metal barrel are subjected to rust prevention treatment by adopting the rust inhibitor, so that the rust prevention performance of the metal barrel is improved, the service life of the metal barrel is prolonged, and the regeneration quality of the metal barrel is improved.
More preferably, the rust inhibitor is selected from a rust inhibitor, a zirconating liquid, and an organic silane treatment liquid.
By adopting the technical scheme, the polyethylene acid and the sodium polyacrylate mainly have antirust performance; zirconium oxide is zirconium solution, and the bonding force and the corrosion resistance of follow-up application can be improved by using the zirconium solution and organic silicon together in a matching manner, and the zirconium solution is used for replacing phosphating solution, so that the coating is more environment-friendly and harmless.
Further preferably, in the assembling and paint spraying processes, the spraying pressure is 0.3-0.6MPa, the time is 10-60s, the drying temperature is 80 ℃, and the cooling temperature is 10-30 ℃.
By adopting the technical scheme, the spraying comprises the procedures of paint mixing, spraying, advection, drying and cooling, and is carried out on an automatic paint spraying line with the whole process closed and negative pressure operation, so that a layer of paint is sprayed on the surface of the metal bucket, the service life of the metal bucket is prolonged, and the regeneration quality of the metal bucket is improved.
In summary, the present application has the following beneficial effects:
(1) according to the method, the drying mode is adopted, the drying temperature is controlled to be 100-350 ℃, so that residues in the barrel are dried and agglomerated, and then the agglomerated substances on the barrel wall are polished by matching with a steel brush to be homogenized, so that the residues are completely removed, the materials generated in the process are completely harmless, dioxin is not generated, the content of VOCs is low, the method is more environment-friendly, and the subsequent waste treatment cost is greatly reduced;
(2) the method comprises the steps of firstly flanging the curled edge of the barrel cover by adopting full-automatic cover pulling equipment, then taking down the barrel cover, then assembling and curling the barrel cover after the barrel body is processed, and basically keeping the volume of the metal barrel unchanged before and after renovation;
(3) the barrel body is subjected to shot blasting and polishing treatment after being polished, so that residues in the barrel are completely removed, the brightness of the inner surface and the outer surface of the barrel body is uniform, and the barrel body is strengthened;
(4) this application still carries out surface treatment to the ladle body after the polishing, adopts self-control antirust agent to carry out anti-rust treatment to its surface, improves metal drum's life and regeneration quality.
Detailed Description
The present application is described in further detail below with reference to examples 1 to 3.
The metal barrels used in the examples and comparative examples of the application adopt 200L waste steel barrels for containing architectural coatings;
the antirust liquid adopts polyethylene acid and sodium polyacrylate in a weight ratio of 7: 1; zirconium dioxide solution is adopted as the zirconium solution, and is selected from KRB-L110 zirconium solution which is commonly purchased; the organosilane treating agent adopts common silane S-1 which is commercially available; the coating used for spraying adopts water-based antirust paint B-10;
the washing station that washes the base joint, the polishing washed and rust-resistant back in this application embodiment all adopts same high-pressure squirt, and the used position is switched in a flexible way to high-pressure squirt promptly.
The device names and models used are shown in table 1 below.
TABLE 1 device name and model
Examples
Example 1
A method of refurbishing a metal drum, comprising the steps of:
s1, material pumping, namely classifying the metal barrel into a small-mouth barrel and a large-mouth barrel, and pumping out residues in the metal barrel by adopting vacuum residue suction equipment;
s2, pulling the cover, namely turning out the drum cover edge of the small-mouth metal drum by using full-automatic cover pulling equipment, taking down the drum cover, and directly pulling the drum cover of the large-mouth drum;
s3, drying and polishing, namely, sending the metal barrel after the cover is pulled out into a drying and polishing working section, drying the inner wall of the metal barrel for 60S in a drying working position in a mode of burning natural gas and drying the interior of the barrel, controlling the drying temperature to be 100 ℃, drying and hardening residues in the metal barrel, uniformly polishing the inner wall of the metal barrel in a polishing working position by adopting a stainless steel wire brush, removing the dried and hardened residues, drying once and polishing once to form a group, and circularly performing 2 groups;
s4, performing shot blasting, namely, performing high-speed washing on the inner surface and the outer surface of the metal barrel by using a shot blasting machine on a shot blasting station to peel off paint on the outer surface of the metal barrel and residues on the inner surface of the metal barrel, so that the brightness of the inner surface and the outer surface of the metal barrel is uniform, the shot blasting speed of the shot blasting machine is 30m/S, and the shot of the shot blasting machine is a stainless steel ball or iron shot with the diameter of 0.1 mm;
s5, polishing, namely polishing the surface of the metal barrel after shot blasting by using a fine steel wire brush, wherein the polishing process is matched with high-pressure water washing, the pressure of the high-pressure water washing is 0.5MPa, and the concentrated water after the high-pressure water washing is filtered by a precise filtering device and returns to high-pressure washing equipment again for recycling;
s6, shaping and trimming, wherein shaping equipment is adopted to carry out shaping treatment on the polished metal barrel, and trimming equipment is adopted to carry out trimming treatment on the shaped metal barrel;
s7, performing surface treatment, namely performing high-pressure washing on a barrel bottom seam by using a high-pressure water gun, removing residual materials and dust in the barrel bottom seam, and performing spraying anti-rust treatment on the inner surface and the outer surface of the shaped metal barrel by using an anti-rust agent, wherein the spraying pressure is 0.1MPa, and the anti-rust agent is anti-rust liquid.
S8, assembling and spraying paint, namely assembling the surface-treated metal barrel, and spraying the outer surface of the assembled metal barrel, wherein the spraying pressure is 0.3MPa, the time is 60S, the drying temperature is 75 ℃, and the cooling temperature is 10 ℃ to obtain a finished barrel;
and S9, warehousing the finished product barrel.
In the embodiment, the thickness loss of the regenerated metal barrel is 0.1mm compared with a brand new metal barrel;
s3, the concentration of dioxin generated in the drying and grinding processes is 0.0001ngTEQ/m3(ii) a The waste concentration of the generated VOC is 200mg/m3。
Example 2
A method of refurbishing a metal drum, comprising the steps of:
s1, material pumping, namely classifying the metal barrel into a small-mouth barrel and a large-mouth barrel, and pumping out residues in the metal barrel by adopting vacuum residue suction equipment;
s2, pulling the cover, namely turning out the drum cover edge of the small-mouth metal drum by using full-automatic cover pulling equipment, taking down the drum cover, and directly pulling the drum cover of the large-mouth drum;
s3, drying and polishing, namely conveying the metal barrel with the cover pulled out into a drying and polishing working section, heating the inner wall of the metal barrel for 10S in an electric heating mode on a drying station, controlling the heating temperature to be 350 ℃, drying and hardening residues in the metal barrel, uniformly polishing the inner wall of the metal barrel on a polishing station by using a stainless steel wire brush, removing the dried and hardened residues, drying once and polishing once to form a group, and circularly performing 20 groups;
s4, performing shot blasting, namely, performing high-speed washing on the inner surface and the outer surface of the metal barrel by using a shot blasting machine on a shot blasting station to peel off paint on the outer surface of the metal barrel and residues on the inner surface of the metal barrel, so that the brightness of the inner surface and the outer surface of the metal barrel is uniform, the shot blasting speed of the shot blasting machine is 120m/S, and the shot of the shot blasting machine is a stainless steel ball or an iron ball with the diameter of 1 mm;
s5, polishing, namely polishing the surface of the metal barrel subjected to shot blasting by using a fine steel wire brush, wherein the polishing process is matched with high-pressure water washing, the pressure of the high-pressure water washing is 3MPa, and the concentrated water subjected to the high-pressure water washing is filtered by a precise filtering device and then returns to high-pressure washing equipment for recycling;
s6, shaping and trimming, wherein shaping equipment is adopted to carry out shaping treatment on the polished metal barrel, and trimming equipment is adopted to carry out trimming treatment on the shaped metal barrel;
and S7, performing surface treatment, namely performing high-pressure washing on a barrel bottom seam by using a high-pressure water gun, removing residual materials and dust in the barrel bottom seam, performing spray anti-rust treatment on the inner surface and the outer surface of the shaped metal barrel by using an anti-rust agent, wherein the spray pressure is 0.3MPa, the anti-rust agent is a zirconium solution, and after the zirconium solution is sprayed, performing a washing process.
S8, assembling and spraying paint, namely assembling the surface-treated metal barrel, and spraying the outer surface of the assembled metal barrel, wherein the spraying pressure is 0.6MPa, the time is 10S, the drying temperature is 85 ℃, and the cooling temperature is 30 ℃ to obtain a finished barrel;
and S9, warehousing the finished product barrel.
In this embodiment, the thickness loss of the regenerated metal drum is 0.60mm compared with a brand new metal drum;
s3, the concentration of dioxin generated in the drying and grinding processes is 0.0001ngTEQ/m3(ii) a The waste concentration of the generated VOC is 240mg/m3。
Example 3
A method of refurbishing a metal drum, comprising the steps of:
s1, material pumping, namely classifying the metal barrel into a small-mouth barrel and a large-mouth barrel, and pumping out residues in the metal barrel by adopting vacuum residue suction equipment;
s2, pulling the cover, namely turning out the drum cover edge of the small-mouth metal drum by using full-automatic cover pulling equipment, taking down the drum cover, and directly pulling the drum cover of the large-mouth drum;
s3, drying and polishing, namely, sending the metal barrel after the cover is pulled out into a drying and polishing working section, drying the inner wall of the metal barrel for 35S by adopting a diesel oil combustion heating mode on a drying station, controlling the drying temperature at 220 ℃, drying and hardening residues in the metal barrel, uniformly polishing the inner wall of the metal barrel by adopting a stainless steel wire brush on a polishing station, removing the dried and hardened residues, and circularly performing 6 groups by one-time drying and one-time polishing to form a group;
s4, performing shot blasting, namely, performing high-speed washing on the inner surface and the outer surface of the metal barrel by using a shot blasting machine on a shot blasting station to peel off paint on the outer surface of the metal barrel and residues on the inner surface of the metal barrel, so that the brightness of the inner surface and the outer surface of the metal barrel is uniform, the shot blasting speed of the shot blasting machine is 75m/S, and the shot of the shot blasting machine is a stainless steel ball or iron shot with the diameter of 0.5 mm;
s5, polishing, namely polishing the surface of the metal barrel after shot blasting by using a fine steel wire brush, wherein the polishing process is matched with high-pressure water washing, the pressure of the high-pressure water washing is 1.5MPa, and the concentrated water after the high-pressure water washing is filtered by a precise filtering device and returns to high-pressure washing equipment again for recycling;
s6, shaping and trimming, wherein shaping equipment is adopted to carry out shaping treatment on the polished metal barrel, and trimming equipment is adopted to carry out trimming treatment on the shaped metal barrel;
and S7, performing surface treatment, namely performing high-pressure washing on a barrel bottom seam by using a high-pressure water gun, removing residual materials and dust in the barrel bottom seam, and performing spraying anti-rust treatment on the inner surface and the outer surface of the shaped metal barrel by using an anti-rust agent, wherein the spraying pressure is 0.2MPa, and the anti-rust agent is an organic silane treating agent.
S8, assembling and spraying paint, namely assembling the surface-treated metal barrel, and spraying the outer surface of the assembled metal barrel, wherein the spraying pressure is 0.45MPa, the time is 35S, the drying temperature is 80 ℃, and the cooling temperature is 20 ℃ to obtain a finished barrel;
and S9, warehousing the finished product barrel.
In this embodiment, the thickness loss of the regenerated metal drum is 0.14mm compared with a brand new metal drum;
s3, the concentration of dioxin generated in the drying and polishing processes is 0.0003ngTEQ/m3(ii) a The waste concentration of the generated VOC is 220mg/m3。
Comparative example
Comparative example 1
A method of refurbishing a metal drum, comprising the steps of:
S1-S2, same as S1-S2 in example 1;
s3, burning, namely conveying the metal barrel after the cover is pulled out to a drying and polishing working section, and drying the inner wall of the metal barrel for 10S at a drying working position by adopting a natural gas combustion heating mode, wherein the temperature is controlled at 700 ℃;
S4-S9, same as S4-S9 in example 1. Gbt16297
In the comparative example, the thickness loss of the regenerated metal barrel is 0.2mm compared with a brand new metal barrel;
s3, the concentration of dioxin generated in the drying and polishing processes is 0.5ngTEQ/m3(ii) a The waste concentration of the generated VOC is 420mg/m3。
Comparative example 2
A method of refurbishing a metal drum, comprising the steps of:
S1-S2, same as S1-S2 in example 1;
s3, burning, namely conveying the metal barrel after the cover is pulled out to a drying and polishing working section, and drying the inner wall of the metal barrel for 8S at a drying station by adopting a natural gas combustion heating mode, wherein the temperature is controlled at 800 ℃;
S4-S9, same as S4-S9 in example 1.
In the comparative example, the thickness loss of the regenerated metal barrel is 0.22mm compared with a brand new metal barrel;
s3, the concentration of dioxin generated in the drying and polishing processes is 0.8ngTEQ/m3(ii) a The waste concentration of the generated VOC is 450mg/m3。
In summary, the metal drum of examples 1-3 was bakedAfter the dry grinding process, the dioxin concentration is released to be 0.0001-0.00030.1ngTEQ/m3All are less than 0.1ngTEQ/m3The VOC concentration is less than 240mg/m3The thickness loss of the metal barrel is less than 0.60 mm; in comparative examples 1-2, after the metal can was dried at a high temperature, the dioxin concentration was released to 420mg/m3、450mg/m3The thickness loss of the metal barrel is 0.2mm and 0.22 mm. The drying at the temperature of 100-350 ℃ is adopted and the grinding process is alternatively carried out, the dioxin concentration is low in the treatment process, the VOC concentration is low, the barrel wall cannot be weakened after the low-temperature treatment, and the thickness loss of the barrel wall is small after the subsequent shot blasting and polishing treatment.
The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above embodiments, and all technical solutions belonging to the idea of the present application belong to the protection scope of the present application. It should be noted that several improvements and modifications to the present application without departing from the principles of the present application will occur to those skilled in the art, and such improvements and modifications should also be considered within the scope of the present application.
Claims (10)
1. A method for refurbishing a metal drum, comprising the steps of:
s1, pretreatment;
s2, drying and polishing, wherein the inner wall of the metal barrel is dried and heated by adopting natural gas, electric heating and diesel combustion hot air heating modes on a drying station, the heating temperature is controlled at 100-350 ℃, after the residues in the metal barrel are baked and hardened, the inner wall of the metal barrel is uniformly polished by adopting a stainless steel wire brush on a polishing station, the baked and hardened residues are removed, one drying and one polishing are combined into one group, and multiple groups are circularly performed;
and S3, post-processing.
2. The metal drum refurbishing method according to claim 1, wherein the pre-treatment comprises material pumping and cover pulling, and the method comprises the following specific steps: and (3) extracting residues in the metal barrel by adopting vacuum residue absorbing equipment, turning out the curled edge of the barrel cover of the metal barrel by using full-automatic cap pulling equipment, and taking down the barrel cover.
3. The method of refurbishing a metal drum according to claim 1, wherein said drying time is 10-60s, and said number of cycles is 2-20.
4. The metal drum refurbishing method according to claim 1, wherein the post-treatment comprises shot blasting, polishing, shaping, high-pressure flushing, seaming, surface treatment, drying, flanging and painting, and warehousing of finished drums.
5. The metal bucket refurbishing method according to claim 4, wherein the shot blasting comprises the following specific steps: and on a shot blasting station, performing high-speed washing on the inner surface and the outer surface of the metal barrel by using a shot blasting device to strip paint on the outer surface of the metal barrel and residues on the inner surface of the metal barrel so as to ensure that the brightness of the inner surface and the outer surface of the metal barrel is uniform, wherein the shot projection speed of the shot blasting device is 30-120m/s, and the shot of the shot blasting device is a stainless steel ball or iron shot with the diameter of 0.1-1 mm.
6. The method for refurbishing a metal drum according to claim 4, wherein the polishing comprises the following steps: and (2) polishing the surface of the metal barrel subjected to shot blasting by adopting a fine steel wire brush, wherein the polishing treatment process is matched with high-pressure water washing, the pressure of the high-pressure water washing is 0.5-3MPa, and the concentrated water subjected to the high-pressure water washing is filtered by a precise filtering device and then returns to high-pressure washing equipment for recycling.
7. The method for refurbishing a metal drum according to claim 4, wherein the surface treatment comprises the following steps: the method comprises the steps of flushing barrel bottom seams at high pressure by using a high-pressure water gun, removing residual materials and dust in the barrel bottom seams, spraying antirust treatment on the inner and outer surfaces of a shaped metal barrel by using an antirust agent, wherein the spraying pressure is 0.1-0.3MPa, and adding a washing station at the rear end of an antirust station according to needs after the antirust treatment.
8. The method of refurbishing a metal drum according to claim 7, wherein said rust preventive agent is selected from one of a rust preventive liquid, a zirconizing liquid, and an organosilane treating liquid.
9. The method of refurbishing a metal drum according to claim 8, wherein said rust preventive agent is a zirconium solution, and a water washing process is further performed after spraying of the rust preventive solution.
10. The method for refurbishing a metal drum according to claim 4, wherein the spraying pressure is 0.3-0.6MPa for 10-60s, the drying temperature is 75-85 ℃, and the cooling temperature is 10-30 ℃ during the assembling and spraying.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010879126 | 2020-08-27 | ||
| CN2020108791266 | 2020-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112846950A true CN112846950A (en) | 2021-05-28 |
Family
ID=75999535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011627752.2A Pending CN112846950A (en) | 2020-08-27 | 2020-12-31 | Renovation treatment method of metal barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112846950A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453386A (en) * | 2021-12-28 | 2022-05-10 | 上海丛麟环保科技股份有限公司 | Crushing and granulating method for waste steel barrels |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6602430B1 (en) * | 2000-08-18 | 2003-08-05 | Micron Technology, Inc. | Methods for finishing microelectronic device packages |
| RU2003117420A (en) * | 2003-06-16 | 2005-03-10 | Закрытое акционерное общество "Втормет" (RU) | DEVICE FOR DISPOSAL OF USED METAL CASKET |
| CN204976273U (en) * | 2015-07-22 | 2016-01-20 | 天津瑞驰船舶机械有限公司 | Old and useless steel drum renovates shot blasting equipment |
| CN107413828A (en) * | 2017-09-22 | 2017-12-01 | 南通天地和环保科技有限公司 | The renovation of useless pail pack, processing method |
| CN108033044A (en) * | 2017-12-13 | 2018-05-15 | 湖南匡楚科技有限公司 | A kind of one-stop renovation technology of steel drum |
| CN207605901U (en) * | 2017-12-13 | 2018-07-13 | 湖南腾旺科技发展有限公司 | A kind of waste and old steel drum renovation spray equipment |
| CN108787689A (en) * | 2017-04-28 | 2018-11-13 | 安徽嘉朋特环保科技服务有限公司 | A kind of useless pail pack recovery and treatment method |
| CN109483333A (en) * | 2018-11-29 | 2019-03-19 | 天津瑞驰船舶机械有限公司 | Ten station oil drums renovate assembly line and its operation method |
| CN109623672A (en) * | 2018-11-29 | 2019-04-16 | 天津瑞驰船舶机械有限公司 | Oil drum renovates pretreated stream waterline and its operation method |
| CN109676318A (en) * | 2018-12-17 | 2019-04-26 | 湖北爱国石化有限公司 | A kind of renovation treatment process of closed metal drum |
| CN109794493A (en) * | 2019-03-02 | 2019-05-24 | 江阴市中庆机械有限公司 | Full-automatic closed metal drum levels renovation production line |
| CN110237963A (en) * | 2019-06-20 | 2019-09-17 | 周小鹏 | It is a kind of suitable for automobile brake disc renovation after maintenance facility |
| CN110549070A (en) * | 2019-09-09 | 2019-12-10 | 南通天地和环保科技有限公司 | production process of renovated iron drum |
| CN111346768A (en) * | 2020-04-28 | 2020-06-30 | 杭州迹瑞工贸有限公司 | Device for quickly spraying paint, drying and utilizing high temperature to quickly polish |
| CN111420951A (en) * | 2020-04-30 | 2020-07-17 | 博瑞(江苏)环保设备有限公司 | Automatic cleaning system for residues in barrel |
-
2020
- 2020-12-31 CN CN202011627752.2A patent/CN112846950A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6602430B1 (en) * | 2000-08-18 | 2003-08-05 | Micron Technology, Inc. | Methods for finishing microelectronic device packages |
| RU2003117420A (en) * | 2003-06-16 | 2005-03-10 | Закрытое акционерное общество "Втормет" (RU) | DEVICE FOR DISPOSAL OF USED METAL CASKET |
| CN204976273U (en) * | 2015-07-22 | 2016-01-20 | 天津瑞驰船舶机械有限公司 | Old and useless steel drum renovates shot blasting equipment |
| CN108787689A (en) * | 2017-04-28 | 2018-11-13 | 安徽嘉朋特环保科技服务有限公司 | A kind of useless pail pack recovery and treatment method |
| CN107413828A (en) * | 2017-09-22 | 2017-12-01 | 南通天地和环保科技有限公司 | The renovation of useless pail pack, processing method |
| CN207605901U (en) * | 2017-12-13 | 2018-07-13 | 湖南腾旺科技发展有限公司 | A kind of waste and old steel drum renovation spray equipment |
| CN108033044A (en) * | 2017-12-13 | 2018-05-15 | 湖南匡楚科技有限公司 | A kind of one-stop renovation technology of steel drum |
| CN109483333A (en) * | 2018-11-29 | 2019-03-19 | 天津瑞驰船舶机械有限公司 | Ten station oil drums renovate assembly line and its operation method |
| CN109623672A (en) * | 2018-11-29 | 2019-04-16 | 天津瑞驰船舶机械有限公司 | Oil drum renovates pretreated stream waterline and its operation method |
| CN109676318A (en) * | 2018-12-17 | 2019-04-26 | 湖北爱国石化有限公司 | A kind of renovation treatment process of closed metal drum |
| CN109794493A (en) * | 2019-03-02 | 2019-05-24 | 江阴市中庆机械有限公司 | Full-automatic closed metal drum levels renovation production line |
| CN110237963A (en) * | 2019-06-20 | 2019-09-17 | 周小鹏 | It is a kind of suitable for automobile brake disc renovation after maintenance facility |
| CN110549070A (en) * | 2019-09-09 | 2019-12-10 | 南通天地和环保科技有限公司 | production process of renovated iron drum |
| CN111346768A (en) * | 2020-04-28 | 2020-06-30 | 杭州迹瑞工贸有限公司 | Device for quickly spraying paint, drying and utilizing high temperature to quickly polish |
| CN111420951A (en) * | 2020-04-30 | 2020-07-17 | 博瑞(江苏)环保设备有限公司 | Automatic cleaning system for residues in barrel |
Non-Patent Citations (4)
| Title |
|---|
| 李华等: "《主要包装物特性与资源再生实用手册》", 30 October 2010, 中国环境科学出版社 * |
| 李静等: "废钢桶再利用处置现状及发展趋势", 《资源再生》 * |
| 王伟: "《《城市生活垃圾管理办法》实施手册》", 30 June 2007, 中国知识出版社 * |
| 甘露: "废包装桶的再生回收利用研究", 《能源研究与管理》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453386A (en) * | 2021-12-28 | 2022-05-10 | 上海丛麟环保科技股份有限公司 | Crushing and granulating method for waste steel barrels |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101343740B (en) | Film coating process for aluminium alloy wheel hub | |
| RU115247U1 (en) | PRODUCTION LINE FOR APPLICATION OF ANTI-CORROSION COATING TO LARGE-SIZED STEEL PIPE | |
| CN105690039B (en) | The preparation method of high-pressure seamless steel cylinder | |
| CN101391250B (en) | Technique method of coating powder on hot-rolled plate no-cavity vehicle parts | |
| CN110328215A (en) | A kind of environment-friendly treatment method of old metal pail pack dry method comprehensive utilization | |
| CN103710660A (en) | Method for size restoring and reinforcing of outer wall and inner wall of water-cooling cylinder sleeve of engine | |
| CN102327719A (en) | System and method for treating exhaust gas generated during varnish baking by using water for industrial cycle | |
| CN104674263A (en) | Metal surface cleaning method | |
| CN112846950A (en) | Renovation treatment method of metal barrel | |
| CN101823065A (en) | Device for descaling and derusting for pipeline and coating to form anti-corrosion coat and application method | |
| CN103418537A (en) | Internal powder spraying process for petroleum tubes | |
| CN101804398A (en) | Steel plate pretreatment device | |
| CN110180861A (en) | A kind of clean preparation method of the useless packaging metal bucket of recycling | |
| CN104017231A (en) | Plastic surface treatment technique | |
| CN103551365B (en) | A kind of for the waste metal skin of paint equipment that removes of heat and method | |
| CN112058850B (en) | Renovation processing technology of open barrel | |
| CN109647777B (en) | Composite precise cleaning process | |
| CN106312491B (en) | A kind of steel descaling method efficiently, environmentally friendly | |
| CN1970176A (en) | Dry ice cleaning method for apparatus of coating by vaporization | |
| CN111778469A (en) | Method for improving bonding strength of thermal spraying coating on surface of light alloy part | |
| CN112845521A (en) | Recycling and reusing treatment system for waste metal barrels and application | |
| CN207254584U (en) | A kind of dedicated environment-friendly high-efficiency flush coater of building machinery | |
| CN110560341A (en) | Steel pretreatment method | |
| CN106112823B (en) | The dedicated system of the hybrid blasting craft of water sand | |
| CN107828262A (en) | A kind of wear resistant and rustproof valve handle and its vacuum heat modified technique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |