CN111197378A - Color steel plate convenient to mount and machining process - Google Patents
Color steel plate convenient to mount and machining process Download PDFInfo
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- CN111197378A CN111197378A CN201811368274.0A CN201811368274A CN111197378A CN 111197378 A CN111197378 A CN 111197378A CN 201811368274 A CN201811368274 A CN 201811368274A CN 111197378 A CN111197378 A CN 111197378A
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- steel plate
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/08—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of metal, e.g. sheet metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
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- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/02—Roof covering by making use of flat or curved slabs or stiff sheets of plane slabs, slates, or sheets, or in which the cross-section is unimportant
- E04D3/16—Roof covering by making use of flat or curved slabs or stiff sheets of plane slabs, slates, or sheets, or in which the cross-section is unimportant of metal
Abstract
The invention discloses a color steel plate convenient to install and a processing technology, and the color steel plate comprises a color steel plate main body, steel, a cavity, foamed plastic, an inserting groove, an inserting block, scale marks, a base layer, a zinc coating, a primer, a back finish paint and a front paint, wherein the color steel plate main body is rolled into a double-layer plate shape by the steel, the middle part of a steel rolled plate forms the cavity, the foamed plastic is filled in the cavity, the inserting groove is rolled and arranged on the outer wall of one side of the color steel plate main body, the inserting block is rolled and arranged on the outer wall of the other side of the color steel plate main body corresponding to the inserting groove, and the scale marks are distributed and carved on the outer wall of the top end of one side of the color steel plate main body and; this various steel sheet convenient to installation, various steel sheet overall structure are comparatively simple, can obtain extensive use, through the setting of grafting piece and inserting groove, can splice when making various steel sheet installation, bring and convenient for the installation of various steel sheet, make behind the various steel sheet installation more level and more smooth.
Description
Technical Field
The invention relates to the technical field of color steel plates, in particular to a color steel plate convenient to mount and a processing technology.
Background
The color coated steel plate is a steel plate with an organic coating; the color steel plate is divided into a single plate, a color steel composite plate, a floor support plate and the like; widely used in large-scale public building, public factory building, the activity board house, and the wall and the roofing in integrated house, obtained extensive use on modern construction, but current various steel sheet structure is the platykurtic, do not set up inserting groove and plug-in block, the concatenation when being unfavorable for various steel sheet installation, influence the planarization after the various steel sheet installation of later stage, the processing technology of current various steel sheet is comparatively unified, the process is most more complicated, and the cost is higher, do not carry out surface treatment before various steel sheet carries out the spray coating, make the finish paint of various steel sheet surface spraying level inadequately, do not carry out the hot-galvanize to various steel sheet, various steel sheet rusts easily when long term use, corrode, influence the life of various steel sheet, and the mechanical properties of various steel sheet is general.
Disclosure of Invention
The invention aims to provide a color steel plate convenient to mount and a processing technology, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a color steel plate convenient to install and a processing technology comprise a color steel plate main body, steel, a cavity, foamed plastics, an inserting groove, an inserting block, scale marks, a base layer, a zinc coating, a primer, a back finish paint and a front paint, wherein the color steel plate main body is rolled into a double-layer plate shape by the steel, the middle part of the rolled steel plate forms the cavity, the foamed plastics are filled in the cavity, the inserting groove is rolled on the outer wall of one side of the color steel plate main body, the inserting block is rolled on the outer wall of the other side of the color steel plate main body corresponding to the inserting groove, and the scale marks are distributed and engraved on the outer wall of the top end of one side of the color steel plate main body and the outer wall of the top end of the; the outer walls of two sides of the steel are base layers, the outer walls of two sides of each base layer are plated with zinc coating layers, a front finish paint is sprayed above the zinc coating layer at the top end of the color steel plate main body, and a back finish paint is sprayed above the zinc coating layer at the bottom end of the color steel plate main body;
a processing technology of a color steel plate convenient to mount comprises the following steps: step one, processing a plate blank; step two, cold-rolled steel plate; step three, surface cleaning; step four, annealing treatment; step five, hot galvanizing; step six, rolling and forming; step seven, injection molding; step eight, marking scale marks; step nine, trimming; step ten, secondary surface cleaning; step eleven, spraying paint;
in the first step, the alloy containing Fe, Cu, Co, Al, Ni, Mo, Cr, Nb, Zr, C, Si and P and molten iron are put into a smelting furnace at 800-900 ℃ for smelting, and after the alloy is completely molten, the alloy is refined and cast, and then the alloy is forged into a steel plate blank with a specified size at 1000-1200 ℃;
in the second step, the steel plate blank is conveyed to a heating furnace for high-temperature treatment, and the steel plate blank subjected to the high-temperature treatment is continuously rolled for four times at 1250-1280 ℃; leaching with cold water to reduce the temperature of the plate blank to 650-680 ℃, and continuously rolling for four times to obtain a color steel plate with the thickness of 10-13 mm; washing with cold water to cool the color steel plate to 350-400 ℃, and naturally cooling to room temperature;
in the third step, the color steel plate cooled to room temperature is placed in alkali liquor to be soaked for 20-30 min, the color steel plate is taken out and then the surface of the steel plate is cleaned by using a sodium bicarbonate solution at 35-40 ℃, then the surface of the steel plate is cleaned by using an acetone solution, and the steel plate is dried at 40-50 ℃;
in the fourth step, the cold-rolled steel sheet after surface cleaning is sent into an annealing furnace for annealing treatment;
in the fifth step, the annealed steel sheet is subjected to a hot galvanizing process of galvanizing in a zinc pot;
in the sixth step, the hot-galvanized steel plate is curled by a steel plate bending machine according to the outer contour of the color steel plate main body;
in the seventh step, foam plastic is uniformly injected and filled into the cavity formed in the middle of the rolled steel plate through a foam plastic injection gun;
in the step eight, scale marks are uniformly carved on the outer walls of the two sides of the molded steel plate after injection molding through a carving machine;
in the ninth step, cutting and flattening the excessive foamed plastic and burrs on the two sides of the steel plate through a cutting machine to flatten the two sides of the steel plate, and polishing the outer walls of the two sides of the steel plate through a polishing machine to flatten the outer wall of the steel plate;
in the step ten, the surface of the steel plate after trimming and polishing is cleaned by using 3% ammonia water, and the water is naturally dried;
in the eleventh step, the outer wall of the steel plate is uniformly sprayed with the primer, and the primer is dried; spraying a front finish on the outer wall of the top end of the steel plate according to the required color of the product, spraying a back finish on the outer wall of the bottom end of the steel plate, and placing the steel plate in a dry and cool place for airing; and finishing the processing of the color steel plate.
According to the technical scheme, the insertion groove and the insertion block are formed by rolling steel, and the insertion groove and the insertion block are matched components.
According to the technical scheme, in the first step, nitrogen is filled in the smelting process to maintain the inert atmosphere, and the graphite rod is used for stirring uniformly and slowly as far as possible.
According to the technical scheme, in the first step, the alloy comprises the following elements in percentage by mass: 0.08 to 0.12 percent of Cu0.08, 0.02 to 0.06 percent of Co0.28 to 0.32 percent of All, 11.5 to 16.2 percent of Nis, 0.28 to 0.67 percent of Mo0.7 to 18.6 percent of Cr15, 0.06 to 0.09 percent of Nb0.06, 0.01 to 0.03 percent of Zrs, 0.008 to 0.012 percent of C, 1.5 to 2.0 percent of Si, 0.02 to 0.05 percent of P, and the balance of Fe and a small amount of inevitable impurities.
According to the technical scheme, the high-temperature treatment in the second step is to convey the steel plate blank to a heating furnace, heat the steel plate blank at 1200 ℃ for 2.5 hours, and heat the steel plate blank to 1300 ℃ for 2 hours.
According to the technical scheme, in the tenth step and the eleventh step, the surface of the color steel plate can be dried by blowing hot air through a dryer.
Compared with the prior art, the invention has the following beneficial effects: the color steel plate is simple in overall structure and can be widely used, and the color steel plate can be spliced during installation by the arrangement of the insertion blocks and the insertion grooves, so that convenience is brought to installation of the color steel plate, and the color steel plate is smoother after installation; the arrangement of the scale marks is beneficial to the alignment of the color steel plate in the later period during installation, so that an operator can visually observe the length of the color steel plate; the color steel plate has good mechanical properties, the stress of the color steel plate in the later period is improved, and the color steel plate has good rigidity and is beneficial to bearing in the later period; the outer surface of the color steel plate is polished before the color steel plate is sprayed with paint, so that burrs on the surface of the color steel plate are eliminated, the color steel plate is more regular, and the quality of the color steel plate is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic representation of the coating structure of the present invention;
FIG. 3 is a process flow diagram of the present invention;
in the figure: 1. a color steel plate main body; 2. steel material; 3. a cavity; 4. a foamed plastic; 5. inserting grooves; 6. an insertion block; 7. scale lines; 8. a base layer; 9. a zinc coating layer; 10. priming paint; 11. back finishing paint; 12. and (4) finishing the front surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a color steel plate convenient to install comprises a color steel plate main body 1, steel 2, a cavity 3, foamed plastic 4, an insertion groove 5, an insertion block 6, scale marks 7, a base layer 8, a zinc coating 9, a primer 10, a back finish 11 and a front finish 12, wherein the outside of the color steel plate main body 1 is rolled into a double-layer plate shape through the steel 2, the middle part of the rolled steel 2 plate forms the cavity 3, the foamed plastic 4 is filled in the cavity 3, the insertion groove 5 is rolled on the outer wall of one side of the color steel plate main body 1, the insertion block 6 is rolled on the outer wall of the other side of the color steel plate main body 1 corresponding to the insertion groove 5, and the scale marks 7 are distributed and carved on the outer wall of the top end of one side of the color steel plate main body 1 and the outer wall; the outer walls of two sides of the steel 2 are base layers 8, the outer walls of two sides of each base layer 8 are plated with zinc coating layers 9, a front finish 12 is sprayed above the zinc coating layer 9 at the top end of the color steel plate main body 1, and a back finish 11 is sprayed above the zinc coating layer 9 at the bottom end of the color steel plate main body 1;
referring to fig. 3, a process for manufacturing a color steel plate convenient to mount includes the following steps: step one, processing a plate blank; step two, cold-rolled steel plate; step three, surface cleaning; step four, annealing treatment; step five, hot galvanizing; step six, rolling and forming; step seven, injection molding; step eight, marking scale marks; step nine, trimming; step ten, secondary surface cleaning; step eleven, spraying paint;
in the first step, the alloy containing Fe, Cu, Co, Al, Ni, Mo, Cr, Nb, Zr, C, Si and P and molten iron are put into a smelting furnace at 800-900 ℃ for smelting, and after the alloy is completely molten, the alloy is refined and cast, and then the alloy is forged into a steel plate blank with a specified size at 1000-1200 ℃;
in the second step, the steel plate blank is conveyed to a heating furnace for high-temperature treatment, and the steel plate blank subjected to the high-temperature treatment is continuously rolled for four times at 1250-1280 ℃; leaching with cold water to reduce the temperature of the plate blank to 650-680 ℃, and continuously rolling for four times to obtain a color steel plate with the thickness of 10-13 mm; washing with cold water to cool the color steel plate to 350-400 ℃, and naturally cooling to room temperature;
in the third step, the color steel plate cooled to room temperature is placed in alkali liquor to be soaked for 20-30 min, the color steel plate is taken out and then the surface of the steel plate is cleaned by using a sodium bicarbonate solution at 35-40 ℃, then the surface of the steel plate is cleaned by using an acetone solution, and the steel plate is dried at 40-50 ℃;
in the fourth step, the cold-rolled steel sheet after surface cleaning is sent into an annealing furnace for annealing treatment;
in the fifth step, the annealed steel sheet is subjected to a hot galvanizing process of galvanizing in a zinc pot;
in the sixth step, the hot-galvanized steel plate is curled by a steel plate bending machine according to the outer contour of the color steel plate main body 1;
in the seventh step, foam plastics 4 are uniformly injected and filled into the cavity 3 formed in the middle of the rolled steel plate by a foam plastics injection gun
In the eighth step, the scale marks 7 are uniformly engraved on the outer walls of the two sides of the molded steel plate after injection molding through a carving machine;
in the ninth step, the excessive foamed plastic 4 and burrs on the two sides of the steel plate are cut and leveled by a cutting machine, so that the two sides of the steel plate are leveled, and the outer walls of the two sides of the steel plate are polished by a polishing machine, so that the outer wall of the steel plate is leveled;
in the step ten, the surface of the steel plate after trimming and polishing is cleaned by using 3% ammonia water, and the water is naturally dried;
in the eleventh step, the outer wall of the steel plate is uniformly sprayed with the primer, and the primer is dried; spraying a front finish on the outer wall of the top end of the steel plate according to the required color of the product, spraying a back finish on the outer wall of the bottom end of the steel plate, and placing the steel plate in a dry and cool place for airing; and finishing the processing of the color steel plate.
According to the technical scheme, the inserting groove 5 and the inserting block 6 are formed by rolling steel, the inserting groove 5 and the inserting block 6 are matched components, so that the later-stage color steel plate can be matched with each other through the inserting groove 5 and the inserting block 6 to realize splicing between the color steel plates, and the installation is facilitated.
According to the technical scheme, in the first step, nitrogen is filled in the smelting process to maintain inert atmosphere, the graphite rod is used for stirring uniformly and slowly, so that the oxidation of metal in the smelting process is avoided, and the graphite rod is used for stirring to uniformly distribute all the elements of the alloy of the steel plate.
According to the technical scheme, in the step one, the mass percentages of the alloy elements are as follows: 0.08-0.12% of Cu0.08%, 0.02-0.06% of Co0.28-0.32% of Al0.5-16.2% of Ni0.28-0.67% of Mo0.7-18.6% of Cr15.06%, 0.06-0.09% of Nb0.01-0.03% of Zr0.01-0.03%, 0.008-0.012% of C, 1.5-2.0% of Si and 0.02-0.05% of P, and the balance of Fe and a small amount of inevitable impurities, so that the later formed color steel plate has good mechanical properties.
According to the technical scheme, the high-temperature treatment in the step two is to convey the steel plate blank to a heating furnace, heat preservation and heating are carried out for 2.5 hours at 1200 ℃, then the temperature is raised to 1300 ℃, and heat preservation and heating are carried out for 2 hours, so that the forming and later rolling of the steel plate blank are facilitated.
According to the technical scheme, in the tenth step and the eleventh step, the surface of the color steel plate can be dried by blowing hot air through the dryer, so that the moisture on the surface of the color steel plate is removed, the finish paint of the color steel plate is quickly dried, and the production efficiency of the color steel plate is improved.
Based on the above, the invention has the advantages that the processing technology of the color steel plate convenient to install adds multi-element alloy in the plate blank processing, so that the color steel plate has good mechanical property, the stress of the color steel plate in the later period is improved, and the color steel plate has proper thickness through cold rolling the steel for multiple times, so that the color steel plate has good rigidity and is beneficial to later period bearing; hot galvanizing is carried out outside the color steel plate, and a zinc coating 9 is formed, so that the color steel plate is not in direct contact with the external environment, and the color steel plate is prevented from being corroded; the steel plate is rolled into a color steel plate in a shape of 'figure 1', so that the two ends form an inserting groove 5 and an inserting block 6, and the inserting groove 5 and the inserting block 6 are matched for use in the later period, so that the color steel plates are spliced, and convenience is brought to the installation of the color steel plates; a cavity 3 is formed in the color steel plate, and foam plastic 4 is filled in the cavity 3, so that the color steel plate has good heat insulation and sound insulation properties, and is beneficial to later-stage wide use; scale marks 7 are engraved on the outer walls of the two sides of the color steel plate, so that the alignment of the color steel plate in the later period is facilitated through the scale marks 7, and workers can visually observe the length of the color steel plate; the surface to various steel sheet is polished before various steel sheet paint spraying, makes the burr on various steel sheet surface eliminate, makes various steel sheet more regular, provides the quality of various steel sheet, does benefit to the later stage and uses, can carry out the spraying finish paint according to the product demand.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (7)
1. The utility model provides a various steel sheet and processing technology convenient to installation, includes various steel sheet main part (1), steel (2), cavity (3), foamed plastic (4), inserting groove (5), grafting piece (6), scale mark (7), basic unit (8), galvanizing coat (9), priming paint (10), back lacquer (11) and front lacquer (12), its characterized in that: the color steel plate is characterized in that the outer part of the color steel plate main body (1) is rolled into a double-layer plate shape through steel (2), a cavity (3) is formed in the middle of the plate rolled by the steel (2), foam plastics (4) are filled in the cavity (3), an inserting groove (5) is formed in the outer wall of one side of the color steel plate main body (1) in a rolling mode, an inserting block (6) is arranged on the outer wall of the other side of the color steel plate main body (1) in a rolling mode corresponding to the inserting groove (5), and scale marks (7) are distributed and carved on the outer wall of the top end of one side of the color steel plate main body (1) and the outer wall of; the both sides outer wall of steel (2) is basic unit (8), galvanizing coat (9) have been plated on the both sides outer wall of basic unit (8), galvanizing coat (9) top spraying on various steel sheet main part (1) top has just finish (12), galvanizing coat (9) top spraying of various steel sheet main part (1) bottom has back of the body finish (11).
2. A processing technology of a color steel plate convenient to mount comprises the following steps: step one, processing a plate blank; step two, cold-rolled steel plate; step three, surface cleaning; step four, annealing treatment; step five, hot galvanizing; step six, rolling and forming; step seven, injection molding; step eight, marking scale marks; step nine, trimming; step ten, secondary surface cleaning; step eleven, spraying paint; the method is characterized in that:
in the first step, the alloy containing Fe, Cu, Co, Al, Ni, Mo, Cr, Nb, Zr, C, Si and P and molten iron are put into a smelting furnace at 800-900 ℃ for smelting, and after the alloy is completely molten, the alloy is refined and cast, and then the alloy is forged into a steel plate blank with a specified size at 1000-1200 ℃;
in the second step, the steel plate blank is conveyed to a heating furnace for high-temperature treatment, and the steel plate blank subjected to the high-temperature treatment is continuously rolled for four times at 1250-1280 ℃; leaching with cold water to reduce the temperature of the plate blank to 650-680 ℃, and continuously rolling for four times to obtain a color steel plate with the thickness of 10-13 mm; washing with cold water to cool the color steel plate to 350-400 ℃, and naturally cooling to room temperature;
in the third step, the color steel plate cooled to room temperature is placed in alkali liquor to be soaked for 20-30 min, the color steel plate is taken out and then the surface of the steel plate is cleaned by using a sodium bicarbonate solution at 35-40 ℃, then the surface of the steel plate is cleaned by using an acetone solution, and the steel plate is dried at 40-50 ℃;
in the fourth step, the cold-rolled steel sheet after surface cleaning is sent into an annealing furnace for annealing treatment;
in the fifth step, the annealed steel sheet is subjected to a hot galvanizing process of galvanizing in a zinc pot;
in the sixth step, the hot-galvanized steel plate is curled by a steel plate bending machine according to the outer contour of the color steel plate main body (1);
in the seventh step, foam plastic (4) is uniformly injected and filled into the cavity (3) formed in the middle of the rolled steel plate through a foam plastic injection gun;
in the eighth step, scale marks (7) are uniformly carved on the outer walls of the two sides of the molded steel plate after injection molding through a carving machine;
in the ninth step, cutting and flattening the excessive foamed plastic (4) and burrs on the two sides of the steel plate through a cutting machine to flatten the two sides of the steel plate, and polishing the outer walls of the two sides of the steel plate through a polishing machine to flatten the outer wall of the steel plate;
in the step ten, the surface of the steel plate after trimming and polishing is cleaned by using 3% ammonia water, and the water is naturally dried;
in the eleventh step, the outer wall of the steel plate is uniformly sprayed with the primer (10) and the primer is dried; spraying a front finish (12) on the outer wall of the top end of the steel plate according to the required color of the product, spraying a back finish (11) on the outer wall of the bottom end of the steel plate, and placing the steel plate in a dry and cool place for airing; and finishing the processing of the color steel plate.
3. A color steel plate easy to install according to claim 1, wherein: the inserting groove (5) and the inserting block (6) are formed by rolling steel, and the inserting groove (5) and the inserting block (6) are matched components.
4. The machining process of the color steel plate convenient to install according to claim 2, characterized in that: in the first step, nitrogen is filled in the smelting process to maintain the inert atmosphere, and the graphite rod is used for stirring uniformly and slowly.
5. The machining process of the color steel plate convenient to install according to claim 2, characterized in that: in the first step, the alloy comprises the following elements in percentage by mass: 0.08 to 0.12 percent of Cu0.08, 0.02 to 0.06 percent of Co0.28 to 0.32 percent of All, 11.5 to 16.2 percent of Nis, 0.28 to 0.67 percent of Mo0.7 to 18.6 percent of Cr15, 0.06 to 0.09 percent of Nb0.06, 0.01 to 0.03 percent of Zrs, 0.008 to 0.012 percent of C, 1.5 to 2.0 percent of Si, 0.02 to 0.05 percent of P, and the balance of Fe and a small amount of inevitable impurities.
6. The machining process of the color steel plate convenient to install according to claim 1, characterized in that: and the high-temperature treatment in the second step is to convey the steel plate blank to a heating furnace, heat-preserving and heating for 2.5 hours at 1200 ℃ by a user, and heat-preserving and heating for 2 hours at 1300 ℃.
7. The machining process of the color steel plate convenient to install according to claim 1, characterized in that: in the tenth step and the eleventh step, the surface of the color steel plate can be dried by blowing hot air through a dryer.
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| CN201811368274.0A CN111197378A (en) | 2018-11-16 | 2018-11-16 | Color steel plate convenient to mount and machining process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811368274.0A CN111197378A (en) | 2018-11-16 | 2018-11-16 | Color steel plate convenient to mount and machining process |
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| CN111197378A true CN111197378A (en) | 2020-05-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404209A (en) * | 2021-06-15 | 2021-09-17 | 山东沃丰新材料有限公司 | Color steel plate convenient to install and use and preparation process thereof |
| CN114029699A (en) * | 2021-10-22 | 2022-02-11 | 广东中辉绿建移动房屋科技有限公司 | Preparation method of galvanized roof and integrated house roof |
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| CN201013051Y (en) * | 2007-01-22 | 2008-01-30 | 孙小力 | Light-gauge steel joist with graduation line |
| CN103255873A (en) * | 2013-04-27 | 2013-08-21 | 张军良 | Sheet material for building |
| CN204163268U (en) * | 2014-08-22 | 2015-02-18 | 浙江中屹建设集团有限公司 | A kind of fiber composite color steel for building |
| CN107201438A (en) * | 2017-06-21 | 2017-09-26 | 合肥博创机械制造有限公司 | A kind of processing technology of color steel |
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Application publication date: 20200526 |