TWI741613B - Weather-resistant steel material and its manufacturing equipment - Google Patents

Abstract

This invention relates to a weather-resistant steel material and its manufacturing equipment, which includes at least a weather-resistant paint coating device. Said weather-resistant paint coating device applies the weather-resistant paint to a punching inner wall, a cut surface and a surface of a weather-resistant steel material in advance before the weather-resistant steel material is rolled into shape, so the weather-resistant steel material can be completely covered by weather-resistant paint and improve its weather-resistant and anti-corrosion effect.

Description

Weather-resistant section steel forming equipment and weather-resistant section steel

The present invention is a weather-resistant section steel forming equipment and weather-resistant section steel, especially a weather-resistant section steel forming equipment technology that can completely or partially coat weather-resistant coatings on the weather-resistant section steel to improve its weather resistance and rust resistance.

Conventional galvanized steel, such as C-shaped steel, Z-shaped steel, tubular steel, etc. (hereinafter generally referred to as steel), is usually used as a steel frame for metal constructions, and it will not be punched during forming. After all, at the construction site To combine the aforementioned section steel with the steel plate, only need to use an electric hand tool to lock it with a self-tapping screw. Since the aforementioned section steel is shielded by the steel plate, it is less likely to suffer from wind, rain, and rapid corrosion.

At present, because of environmental protection awareness and the inexhaustible and inexhaustible use of green energy such as solar energy, governments in various countries are promoting the construction of solar energy facilities in a large amount. As for the installation of solar panels, there are roof type, ground type, or water surface type. Wait and see. The installation of the aforementioned solar panels usually requires the installation and fixation of section steel. Secondly, because the cost of solar panels is expensive, the installation costs and profits are usually recovered through the sale of electricity, which can last for several years. Therefore, the minimum service life of most solar energy equipment is calculated by 20 years. The installation is fixed. Of course, the galvanized steel section of solar panels must have the benefit of not being eroded for 20 years. Otherwise, the installation of solar panel equipment or the public security problems of insufficient wind pressure resistance and easy dumping will affect everyone's rights and interests of electricity sales income. However, even though the steel plants that manufacture galvanized steel sections have galvanized processing in accordance with international standards, they only produce a protective layer on the surface of the steel. , It will contact the outside air, rain, dew, etc. on the inner wall of the punching hole that is not protected by the galvanized layer, and the problem of rapid corrosion and damage will start from the punching part, reducing the service life of solar energy facilities, and affecting everyone’s profit. huge.

For this reason, the inventor of this case is engaged in the manufacturing, design and processing experience of various steel plates and section steels, as well as the design and installation practice of solar panel installation equipment, and studied the problem of the embroidered inner wall of the galvanized section steel. This is the invention of this case. .

The purpose of the present invention is to provide an innovative technology for the weather-resistant steel forming equipment that can selectively coat the weather-resistant coating completely or partially on the steel body. The inner wall, cut surface and surface of the hole are determined according to the needs to block harmful substances such as external air and moisture, and improve its weather resistance and rust resistance.

In order to achieve the foregoing objective, the weather-resistant section steel forming equipment of the present invention at least includes: a discharging device, a leveling device, a digital punching and cutting device, a weather-resistant paint coating device, and a roll forming device; The aforementioned unwinding device is used to set a steel coil material; the aforementioned leveling device is located on the rear side of the aforementioned unwinding device, and it is used to level the aforementioned steel coil material and form a steel sheet; the aforementioned digital punching and cutting device It is located on the back side of the aforementioned leveling device. The digital punching and cutting device can freely adjust the punching position according to the punching requirements, and cut the aforementioned steel sheet into punched steel sheet; the aforementioned weather-resistant paint coating device is Located on the back side of the aforementioned digital punching and cutting device, it can selectively coat the inner wall, cut surface and surface of the punched steel sheet in full and partly, so that the weather-resistant coating can be partially or completely covered. Cover the aforementioned punched steel sheet to make the aforementioned punched steel sheet into a coated steel sheet; the aforementioned roll forming device is located behind the aforementioned weather-resistant paint coating device, which uses a plurality of rollers to coat the aforementioned steel The sheet is rolled or rolled to form a weather-resistant steel.

The aforementioned weather-resistant paint coating device can be applied by rollers, spray nozzles, or brushes.

The weather-resistant section steel of the present invention includes at least section steel, and the punched inner wall, cut surface or surface of the foregoing section steel is coated with weather-resistant paint to improve the weather resistance of the section steel.

The weather-resistant coating used in the present invention can be composed of polyurea material, or polyurea elastomer (Polyurea Elastomer), or polyvinylidene difluoride (PVDF for short), or other weather-resistant coatings.

If necessary, the weather-resistant section steel forming equipment of the present invention may be provided with a drying device on the back side of the aforementioned weather-resistant paint coating device to match the drying speed of the weather-resistant paint used. Of course, if the drying speed of the weather-resistant paint is fast, the drying device is not required. For example, the drying speed of the polyurea material can be completed in 10 seconds to 100 seconds, that is, no drying device is required.

In order for your examiner to fully understand the present invention, the following description is based on the accompanying drawings: As shown in Figures 1 to 6, the weather-resistant section steel forming equipment of the present invention at least includes: a discharging device 10, which can be provided for a steel coil material 20 , And cooperate with the operation of the forming equipment to rotate by itself to advance the coil material 20 in sequence. The leveling device 11 is located on the rear side of the aforementioned discharging device 10, and the surface and/or side of the steel sheet 21 can be leveled by the aforementioned leveling device 11. Located on the back side of the aforementioned leveling device 11 is a digital punching and cutting device 12, which can freely adjust the punching position according to the punching requirements, through the aforementioned digital punching and cutting device 12 , To form the punched steel sheet 22, and the cutting device of the digital punching and cutting device 12 performs cutting according to the length set by the computer.

As shown in Figures 1 to 4, the aforementioned weather-resistant section steel forming equipment is equipped with a weather-resistant paint coating device 13, which is located on the back side of the aforementioned digital punching and cutting device 12. When the aforementioned punched steel sheet 22 enters the weather-resistant coating After the cloth device 13, the punching inner wall 220, or the cut surface 221, or the punching inner wall 220 and the cut surface 221, of the punched steel sheet 22 that has been punched can be processed by the aforementioned weather resistant paint coating device 13 Or punched inner wall 220 and surface 222, or cut surface 221 and surface 222, or punched inner wall 220, cut surface 221 and surface 222, coated with weather resistant paint 3 to form coated steel sheet 23 (refer to Figures 4 to 6) . The aforementioned weather-resistant paint coating device 13 can be coated by roller 13A (refer to FIG. 3A), spray nozzle 13B (refer to FIG. 3B), or brushed by brush 13C (refer to FIG. Refer to 3C), nothing is indispensable, as long as the weather-resistant coating can be applied to the appropriate position of the punched steel sheet 22. The aforementioned weather-resistant coating 3 may be composed of polyurea material, or polyurea elastomer (Polyurea Elastomer), or polyvinylidene difluoride (PVDF), or other weather-resistant coatings to improve the weather resistance of the section steel. If the aforementioned weather-resistant coating is made of polyurea material, or polyurea elastomer (Polyurea Elastomer), or polyvinylidene fluoride, the aforementioned weather-resistant coating coating device 13 should preferably be coated with a spray nozzle 13B.

The aforementioned polyurea materials and polyurea elastomers have the characteristics of high wear resistance, high elongation, good tensile strength, strong adhesion, etc., and can cooperate with the thermal expansion and contraction changes of section steel, and have acid and alkali resistance and chemical resistance. The characteristics of product erosion. The aforementioned polyvinylidene fluoride has good chemical resistance, high temperature resistance, oxidation resistance, weather resistance, radiation resistance, piezoelectricity, dielectric properties, pyroelectricity and other special properties, and has the advantages of poor hydrophilicity , Suitable for use in harsh and harsh environments.

As shown in Figures 1 to 4, on the back side of the weather-resistant paint coating device 13 provided in the aforementioned weather-resistant section steel forming equipment, if necessary, a drying device 130 can be installed to match the drying and curing of the weather-resistant paint used. It depends on the speed. Of course, if the drying speed of the weather-resistant paint is fast, the drying device is not required. For example, the drying speed of the polyurea material can be completed in 10 seconds to 100 seconds, that is, no drying device is required.

As shown in Figures 1 to 4, the aforementioned weather-resistant paint coating device 13 is provided with a conveying device 140 to match the forming speed of the roll forming device 14, to avoid pulling the coated steel sheet 23, and to make the forming of the section steel 24 smoother. . The aforementioned roll forming device 14 uses a plurality of rollers to roll or roll the coated steel sheet 23 to finally form the shaped steel 24.

As shown in FIGS. 5A to 6, the punched inner wall 220, or cut surface 221, or surface 222, or punched inner wall 220 and cut surface 221, or punched inner wall 220 and surface 222, or cut surface 221 and The surface 222, or the punched inner wall 220, the cut surface 221 and the surface 222 are coated with weather resistant paint 3 to improve the weather resistance of the section steel. The weather-resistant paint 3 applied to the steel section of the present invention is coated with the aforementioned weather-resistant paint coating device 13 at one time, and the area where the weather-resistant material 3 may be coated includes the punched inner wall 220, Cut surface 221 and surface 222 (refer to Fig. 5A); or the area where the weather-resistant material 3 may be coated includes the punched inner wall 220, cut surface 221 and part of the surface 222 (refer to Fig. 5B). This coating method , The position of the punching hole can be automatically detected by the detecting element, and the coating can be accurately; or only the inner wall 220 and surface 222 of the punching hole, or the cut surface 221 and surface 222 can be coated. Of course, if only the punching inner wall 220, or the cut surface 221, or the punching inner wall 220 and the cut surface 221 of the aforementioned section steel 24 is coated, it may need to be manually applied or coated with a more precise structure of weather-resistant paint The device 13 may be used for coating.

In summary, for the section steel that is installed in the exposed space and is exposed to the sun and rain for a long time, such as the aforementioned solar panel support equipment, etc., the present invention provides a weather-resistant paint coating device to punch the inner wall of the section steel. 220, or cut surface 221, or surface 222, or punched inner wall 220 and cut surface 221, or punched inner wall 220 and surface 222, or cut surface 221 and surface 222, or punched inner wall 220, cut surface 221 and surface 222 coated Cloth weather-resistant paint 3, coat all parts of the section steel that are destructively processed during the molding process with weather-resistant paint 3, so that the most easily embroidered part, the inner wall 220 or the cut surface 221 is no longer in contact with the air to cause embroidering corrosion It is sufficient to increase the service life of the section steel, which proves that the invention has the patent requirements of novelty and progress.

The foregoing drawings and description are only used to explain the technical features of the present invention, and are not limited to the appearance. Any inventors who constitute the same as the claims of the present invention belong to the protection category of the present invention.

10: Unwinding device 11: Leveling device 12: Digital punching and cutting device 13: Weather-resistant paint coating device 13A: Roller 13B: spray nozzle 13C: Brush 130: Drying device 140: Conveyor 14: Roll forming device 20: Steel coil material 21: Steel sheet 22: punched steel sheet 220: Punching inner wall 221: section 222: Surface 23: Coated steel sheet 24: section steel 3: Weather resistant coating

Fig. 1 is a device flow chart of the weather-resistant section steel forming equipment of the present invention. Fig. 2 is a schematic diagram of the apparatus of the weather-resistant section steel forming equipment of the present invention. 3A, 3B, and 3C are diagrams of applicable examples of the weather-resistant paint coating device of the present invention. Fig. 4 is a schematic diagram of the operation of the weather-resistant section steel forming equipment of the present invention. 5A and 5B are views of applicable examples of the section steel of the present invention. Fig. 6 is a partial enlarged view of the section steel of the present invention.

10: Unwinding device

11: Leveling device

12: Digital punching and cutting device

13: Weather-resistant paint coating device

130: Drying device

140: Conveyor

14: Roll forming device

24: section steel

Claims (9)

A weather-resistant section steel forming equipment at least includes: a discharging device, a leveling device, a digital punching and cutting device, a weather-resistant paint coating device and a roll forming device; the foregoing discharging device is used for installation A steel coil material; the aforementioned leveling device is located on the back side of the aforementioned unwinding device, which is used to level the aforementioned steel coil material and form a steel sheet; the aforementioned digital punching and cutting device is located behind the aforementioned leveling device On the other hand, the digital punching and cutting device can freely adjust the punching position according to punching requirements, and cut the aforementioned steel sheet into punched steel sheets; the aforementioned weather-resistant paint coating device is located in the aforementioned digital punching and cutting device On the rear side, it can selectively coat the punched inner wall, cut surface and surface of the punched steel sheet, so that the weather-resistant coating can be partially or completely coated on the punched steel sheet, Make the aforementioned punched steel sheet into a coated steel sheet; the aforementioned roll forming device is located behind the aforementioned weather-resistant paint coating device, which uses a plurality of rollers to roll or roll the aforementioned coated steel sheet , To make a weather-resistant steel. The weatherable steel forming equipment according to claim 1, wherein a drying device is arranged between the weather resistant paint coating device and the roll forming device to quickly dry the coated steel sheet. The weatherable steel forming equipment according to claim 1 or 2, wherein the weatherable paint coating device is provided with a roller for coating; or with a spray nozzle for coating; or with a brush for coating. The weatherable steel forming equipment according to claim 1 or 2, wherein if the weatherable paint coating device performs one-time coating, the area where the weatherable material is coated includes the punched inner wall, the cut surface, and Surface; or including punching inner wall, cut surface and part of the surface; or including punching inner wall and surface; or including cut surface and surface. The weatherable steel forming equipment according to claim 1 or 2, wherein the weatherable coating may be a composite weather resistant coating containing polyurea material, a composite weather resistant coating containing polyurea elastomer, or a composite weather resistant coating containing polyurea elastomer. Composite weather-resistant coating of polyvinylidene fluoride. The weatherable section steel forming equipment according to claim 1 or 2, wherein the weatherable paint coating device coats the weatherable paint in the range of the punched inner wall, or cut surface, or punched inner wall and cut surface of the section steel, or Punching inner wall and surface, or cut surface and surface, or punching inner wall, cut surface and surface. A weather-resistant section steel made by the weather-resistant section steel forming equipment of claim 1, at least comprising: a section steel with at least one punched inner wall and cut surface, and at least one punched inner wall, cut surface and surface system of the aforementioned section steel It is coated with weather-resistant paint to improve the weather resistance of section steel. The weatherable section steel according to claim 7, wherein the aforementioned weather-resistant coating may be a composite weather-resistant coating containing polyurea material, a composite weather-resistant coating containing polyurea elastomer, or a composite weather-resistant coating containing polyvinylidene fluoride Ethylene composite weather-resistant coating. The weatherable section steel according to claim 7, wherein the weather-resistant coating is coated on all punched inner walls, cut surfaces and surfaces of the section steel, so that the weather-resistant coating completely covers the section steel.

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