CN110241861B - Production process of cast iron copper-imitation well cover - Google Patents
Production process of cast iron copper-imitation well cover Download PDFInfo
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- CN110241861B CN110241861B CN201910697893.2A CN201910697893A CN110241861B CN 110241861 B CN110241861 B CN 110241861B CN 201910697893 A CN201910697893 A CN 201910697893A CN 110241861 B CN110241861 B CN 110241861B
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- well lid
- copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/18—Polyesters; Polycarbonates
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00525—Coating or impregnation materials for metallic surfaces
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides a production process of a cast iron copper-imitation well lid, which comprises the following steps: the method comprises the following steps: processing a panel mould through a customized pattern machine tool, and then producing a cast iron well lid blank; step two: processing, polishing and repairing a blank, removing oil from the blank, removing a release agent, and quenching; step three: blackening the bottom layer by using a surface chemical agent, cleaning, drying and polishing; step four: carrying out copper imitation treatment; step five: cleaning and drying again; step six: customizing and processing the raw materials into color effects required by customers, drying the raw materials at high temperature, and spraying a surface sealing agent; step seven: drying at high temperature, cooling, inspecting, packaging and warehousing. The invention is the most economic and best imitation copper process effect in the market, the well cover has the same effect as pure copper before the surface is not scratched, and the steel wire mesh barrel is laid between the imitation copper layer and the well cover, so that the connection between the well cover and the imitation copper layer is more compact and firm, the strength of the well cover is improved, the imitation copper layer is not easy to drop, and the service life is long.
Description
Technical Field
The invention relates to the field of well lid production, in particular to a production process of a cast iron copper-like well lid.
Background
The imitation copper well lid is a well lid with metal texture, namely the surface of the well lid generates the texture of copper by spraying paint or some chemical reactions, but the production process of the existing imitation copper well lid has the following defects:
1. the formation operation of the surface copper-like layer is complex;
2. the surface coating of the well lid is easy to delaminate, peel or fall off from the substrate, so that the copper imitation effect is lost;
3. the delamination of the surface coating and the substrate can be accelerated after the coating is exposed to the sun and rain;
disclosure of Invention
Therefore, a need exists for a production process of a cast iron copper-like well lid, which solves the above problems.
A production process of a cast iron copper-imitation well lid comprises the following steps:
the method comprises the following steps: processing a panel mould through a customized pattern machine tool, and then producing a cast iron well lid blank;
step two: processing, polishing and repairing a blank, removing oil from the blank, removing a release agent, and quenching;
step three: blackening the bottom layer by using a surface chemical agent, cleaning, drying and polishing;
step four: the copper imitation treatment comprises the following steps:
s1: preparing a surface forming die which is manufactured in advance, wherein the surface forming die comprises an upper die, a middle die and a lower die, the upper die and the middle die are arranged in a through way, the lower end of an opening at the upper end of the lower die is closed, the height of the middle die is the same as that of the well lid, and a steel wire mesh barrel with an opening at the upper end is arranged in the well cover, the diameter of the steel wire mesh barrel is the same as that of the well cover, the top end of the steel wire mesh barrel is connected with the corresponding position of the middle mold through two steel wires to fix the steel wire mesh barrel, the well lid blank is placed in the steel wire mesh barrel, after the well lid blank is placed, the upper mold and the lower mold are closed, and the mixture is poured from the opening at the upper end of the upper die, the mixture flows to the lower die from the upper surface of the well lid and then through the gap between the middle die and the steel wire mesh barrel and covers the lower surface of the well lid, so that the mixture can be covered on the surface of the well lid blank, and the steel wire mesh barrel is combined in the well lid;
s2: stirring unsaturated polyester resin, quartz powder with filling effect, copper-based alloy powder and a curing agent, and finally adding an accelerant and uniformly stirring to form a mixture;
s3: filling the mixture into a surface forming die, covering the mixture on the surface of a well lid blank, and naturally drying;
s4: removing the die of the naturally dried solidified artware, and polishing the die to obtain the copper-imitated artware;
step five: cleaning and drying again;
step six: customizing and processing the raw materials into color effects required by customers, drying the raw materials at high temperature, and spraying a surface sealing agent;
step seven: drying at high temperature, cooling, inspecting, packaging and warehousing.
Preferably, the first and second liquid crystal materials are,
preferably, the mixture of step four, S2, is formed by mixing 500-1500 parts by weight of unsaturated polyester resin for binding, 400-2000 parts by weight of quartz powder for filling, 1000-2000 parts by weight of 200-1000 mesh copper-based alloy powder and 2-5 parts by weight of curing agent, finally adding 2-5 parts by weight of accelerator, and uniformly mixing.
Preferably, in step four, S3, standing for 10-30 min for natural drying.
Preferably, the curing agent of S2 in the fourth step is methyl ethyl ketone peroxide or peroxy-2-methyl ethyl ketone; the promoter adopts cobalt water, iso-acid, and cobalt blue water.
Preferably, the grinding treatment of S4 in step four is water washing with 200-1000 mesh water sand paper, naturally drying, and waxing and polishing with a cloth wheel polisher.
The invention has the beneficial effects that: the base body of the product adopts a nodular cast iron well lid, the surface of the well lid is treated by a plurality of procedures, and then the well lid is poured into a surface forming die by a mixture to form the copper-imitating process effect. The well lid is the most economic and best imitation copper process effect in the market, the well lid has the same effect as pure copper before the surface is not scratched, and a steel wire mesh barrel is laid between the imitation copper layer and the well lid, the steel wire mesh barrel can enable the well lid and the imitation copper layer to be connected more closely and firmly, the strength of the well lid is improved, and the imitation copper layer is not easy to drop and is long in service life.
Drawings
FIG. 1 is a schematic structural view of a surface forming mold according to the present invention;
in the figure, 1-upper die, 2-middle die, 3-lower die, 4-steel wire mesh barrel and 5-steel wire.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Example 1
A production process of a cast iron copper-imitation well lid comprises the following steps:
the method comprises the following steps: processing a panel mould through a customized pattern machine tool, and then producing a cast iron well lid blank;
step two: processing, polishing and repairing a blank, removing oil from the blank, removing a release agent, and quenching;
step three: blackening the bottom layer by using a surface chemical agent, cleaning, drying and polishing;
step four: the copper imitation treatment comprises the following steps:
s1: preparing a surface forming die which is manufactured in advance, and placing the manhole cover blank in the surface forming die;
s2: according to the weight ratio, 500 parts of unsaturated polyester resin, 400 parts of quartz powder for filling, 1000 parts of 200-mesh copper-based alloy powder and 2 parts of methyl ethyl ketone peroxide are stirred, and finally 2 parts of cobalt water, namely cobalt isoacetate, cobalt blue water are added and stirred uniformly to form a mixture.
S3: adding the mixture into a surface forming die, covering the mixture on the surface of a well lid blank, standing for 30 minutes, and naturally drying;
s4: and (3) removing the mould of the naturally dried solidified artware, washing the artware with 200-mesh water sand paper after the mould is removed, and waxing and polishing the artware by using a cloth wheel polishing machine after the artware is naturally dried to obtain the copper-imitated artware.
Step five: cleaning and drying again;
step six: customizing and processing the raw materials into color effects required by customers, drying the raw materials at high temperature, and spraying a surface sealing agent;
step seven: drying at high temperature, cooling, inspecting, packaging and warehousing.
Example 2
A production process of a cast iron copper-imitation well lid comprises the following steps:
the method comprises the following steps: processing a panel mould through a customized pattern machine tool, and then producing a cast iron well lid blank;
step two: processing, polishing and repairing a blank, removing oil from the blank, removing a release agent, and quenching;
step three: blackening the bottom layer by using a surface chemical agent, cleaning, drying and polishing;
step four: the copper imitation treatment comprises the following steps:
s1: preparing a surface forming die which is manufactured in advance, and placing the manhole cover blank in the surface forming die;
s2: according to the weight ratio, 1500 parts of unsaturated polyester resin, 2000 parts of quartz powder for filling, 2000 parts of 1000-mesh copper-based alloy powder and 5 parts of peroxide-2-butanone are stirred, and finally 5 parts of cobalt water, iso-acid, cobalt blue and water are added and stirred uniformly to form a mixture.
S3: adding the mixture into a surface forming die, covering the mixture on the surface of a well lid blank, standing for 30 minutes, and naturally drying;
s4: and (3) removing the mould of the naturally dried solidified artware, washing the artware with 1000-mesh water sand paper after the mould is removed, and waxing and polishing the artware by using a cloth wheel polishing machine after the artware is naturally dried to obtain the copper-imitated artware.
Step five: cleaning and drying again;
step six: customizing and processing the raw materials into color effects required by customers, drying the raw materials at high temperature, and spraying a surface sealing agent;
step seven: drying at high temperature, cooling, inspecting, packaging and warehousing.
Referring to fig. 1, the surface forming mold is used in both embodiment 1 and embodiment 2, the surface forming mold comprises an upper mold 1, a middle mold 2 and a lower mold 3, the upper mold 1 and the middle mold 2 are arranged in a penetrating manner, the lower end of an upper opening of the lower mold 3 is closed, the middle mold 2 is as high as a well lid, a wire mesh bucket 4 with an upper opening is arranged in the middle mold 2, the diameter of the wire mesh bucket 4 is as same as the well lid, the top end of the wire mesh bucket 4 is connected with the middle mold 2 through two wires 5 to fix the wire mesh bucket 4, a well lid blank is placed in the wire mesh bucket 4, after the well lid blank is placed, the upper mold 1 and the lower mold 3 are closed, the mixture is poured from the opening at the upper end of the upper mold 1, the mixture flows to the lower mold through a gap between the middle mold 2 and the wire mesh bucket 4, and covers the lower surface of the well lid, so that the mixture can cover the surface of the well, can make imitative copper layer be connected inseparabler with the well lid, still can promote the intensity of well lid simultaneously, prolong the life-span of imitative copper layer and well lid.
It should be noted that the joint of the upper die, the middle die and the lower die can be additionally provided with a positioning block and a positioning groove so as to rapidly position the upper die, the middle die and the lower die.
Because the outer layer of the manhole cover is added with the imitation copper layer, the following matters need to be paid attention when the imitation copper manhole cover is installed:
1. the well mouth is not larger than the inner diameter of the well ring, the well ring can not be suspended, and the well ring must be fixed and stabilized by concrete to prevent displacement when asphalt is paved;
2. in order to ensure the beautiful effect, please cut the same size of tinplate or color steel plate to shield when laying and pouring the asphalt, so as to prevent the surface from being stained with cement, asphalt or other impurities;
3. the surface of the well cover can not be scrubbed by chemical reagents such as dimethylbenzene, rosin water and the like;
4. opening the normal opening request from a special opening port by using a special knocking bar; when the manhole cover is closed, the cover can be tightly covered by jumping with a carton or a rubber pad;
5. in order to ensure the long-term effect of the well cover, please keep the cover clean, and hard objects such as stones and cullet are strictly prohibited from being scratched due to friction.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (5)
1. A production process of a cast iron copper-imitation well lid is characterized by comprising the following steps:
the method comprises the following steps: processing a panel mould through a customized pattern machine tool, and then producing a cast iron well lid blank;
step two: processing, polishing and repairing a blank, removing oil from the blank, removing a release agent, and quenching;
step three: blackening the bottom layer by using a surface chemical agent, cleaning, drying and polishing;
step four: the copper imitation treatment comprises the following steps:
s1: preparing a surface forming die which is manufactured in advance, wherein the surface forming die comprises an upper die, a middle die and a lower die, the upper die and the middle die are arranged in a penetrating manner, the lower end of an opening at the upper end of the lower die is closed, the height of the middle die is the same as that of a well lid, a steel wire mesh barrel with an opening at the upper end is arranged in the middle die, the diameter of the steel wire mesh barrel is the same as that of the well lid, and the top end of the steel wire mesh barrel is connected with the corresponding position of the middle die through two steel wires to fix the; the well lid blank is placed in the steel wire mesh bucket, after the well lid blank is placed, the upper die and the lower die are closed, the mixture is poured from an opening in the upper end of the upper die, the mixture flows to the lower die from the upper surface of the well lid through a gap between the middle die and the steel wire mesh bucket and covers the lower surface of the well lid, and therefore the mixture can be covered on the surface of the well lid blank and the steel wire mesh bucket is combined in the well lid;
s2: stirring unsaturated polyester resin, quartz powder with filling effect, copper-based alloy powder and a curing agent, and finally adding an accelerant and uniformly stirring to form a mixture;
s3: filling the mixture into a surface forming die, covering the mixture on the surface of a well lid blank, and naturally drying;
s4: removing the die of the naturally dried solidified artware, and polishing the die to obtain the copper-imitated artware;
step five: cleaning and drying again;
step six: customizing and processing the raw materials into color effects required by customers, drying the raw materials at high temperature, and spraying a surface sealing agent;
step seven: drying at high temperature, cooling, inspecting, packaging and warehousing.
2. The production process of the cast iron imitation copper well lid according to claim 1, characterized in that the mixture of S2 in the fourth step is formed by stirring 500-1500 parts by weight of unsaturated polyester resin for binding, 400-2000 parts by weight of quartz powder for filling, 1000-2000 parts by weight of copper-based alloy powder of 200 mesh-1000 mesh, 2-5 parts by weight of curing agent, and finally 2-5 parts by weight of accelerator.
3. The production process of the cast iron imitation copper well lid according to claim 1, characterized in that in step four, in S3, standing for 10-30 minutes for natural drying.
4. The production process of the cast iron copper-like well lid as claimed in claim 1, wherein the curing agent of S2 in step four is methyl ethyl ketone peroxide or peroxy-2-butanone; the promoter adopts cobalt water, iso-acid, and cobalt blue water.
5. The process for producing the copper-like cast iron manhole cover according to claim 1, wherein the polishing treatment of S4 in the fourth step is water washing with 200-1000 mesh water sand paper, and waxing and polishing with a cloth wheel polisher after natural drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910697893.2A CN110241861B (en) | 2019-07-31 | 2019-07-31 | Production process of cast iron copper-imitation well cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910697893.2A CN110241861B (en) | 2019-07-31 | 2019-07-31 | Production process of cast iron copper-imitation well cover |
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| CN110241861A CN110241861A (en) | 2019-09-17 |
| CN110241861B true CN110241861B (en) | 2021-06-08 |
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| CN111532070A (en) * | 2020-04-22 | 2020-08-14 | 沧州久耐金属制品有限公司 | Method for manufacturing relief art well lid |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11158902A (en) * | 1997-11-28 | 1999-06-15 | Aron Kasei Co Ltd | Manhole cover applicable for cadaster mapping system |
| CN1760476A (en) * | 2005-09-20 | 2006-04-19 | 霍斌 | Method for manufacturing colored artistic cover of catch basin and water grate |
| CN102700346A (en) * | 2012-06-19 | 2012-10-03 | 厦门德顺昌经贸发展有限公司 | Manufacturing method of imitation copper handiwork |
| CN103071976A (en) * | 2012-12-24 | 2013-05-01 | 陈乾辉 | Production method of copper-imitation stainless steel member |
| CN105583987A (en) * | 2015-12-29 | 2016-05-18 | 宁波华业材料科技有限公司 | Manufacturing method for fiber-reinforced thermoplastic compression-molded product |
| CN109023030A (en) * | 2018-08-27 | 2018-12-18 | 安徽大来机械制造有限公司 | A kind of processing method of modified ductile cast iron manhole cover |
-
2019
- 2019-07-31 CN CN201910697893.2A patent/CN110241861B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11158902A (en) * | 1997-11-28 | 1999-06-15 | Aron Kasei Co Ltd | Manhole cover applicable for cadaster mapping system |
| CN1760476A (en) * | 2005-09-20 | 2006-04-19 | 霍斌 | Method for manufacturing colored artistic cover of catch basin and water grate |
| CN102700346A (en) * | 2012-06-19 | 2012-10-03 | 厦门德顺昌经贸发展有限公司 | Manufacturing method of imitation copper handiwork |
| CN103071976A (en) * | 2012-12-24 | 2013-05-01 | 陈乾辉 | Production method of copper-imitation stainless steel member |
| CN105583987A (en) * | 2015-12-29 | 2016-05-18 | 宁波华业材料科技有限公司 | Manufacturing method for fiber-reinforced thermoplastic compression-molded product |
| CN109023030A (en) * | 2018-08-27 | 2018-12-18 | 安徽大来机械制造有限公司 | A kind of processing method of modified ductile cast iron manhole cover |
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