Aluminum alloy profile structure with tight tolerance dimension

Abstract

The utility model discloses an aluminum alloy profile structure with tight tolerance dimension, which comprises an aluminum alloy profile body, a protective layer is arranged on the surface of the aluminum alloy profile body, the protective layer comprises an oxidation-resistant layer, a waterproof layer, a corrosion-resistant layer, a high-temperature-resistant layer and a wear-resistant layer, the waterproof layer is arranged on one side of the oxidation-resistant layer, and the corrosion-resistant layer is arranged on the other side of the corrosion-resistant layer. A corrosion-resistant layer is arranged on one side of the waterproof layer, a high-temperature-resistant layer is arranged on one side of the corrosion-resistant layer, and a wear-resistant layer is arranged on one side of the high-temperature-resistant layer. By designing the corrosion-resistant layer, multiple corrosion-resistant effects are achieved, the phenomenon that the use strength is affected due to the fact that the surface of the aluminum alloy section body is rusted can be effectively avoided, by designing the high-temperature-resistant layer and the material with the low heat conductivity coefficient, heat transfer can be isolated, thermal expansion and cold contraction of the aluminum alloy section body are avoided, the size accuracy of the device is guaranteed, and the service life of the device is prolonged. Therefore, the effect of long service life is achieved, and the problem that an existing device is short in service life is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium alloy section technology field, concretely is aluminium alloy section structure with tight tolerance size. BACKGROUND

[0002] Aluminium section is a kind of common material, and the use of aluminium section is very extensive, and can be divided into: building aluminium section, radiator aluminium section, general industrial aluminium section (mainly used in industrial production, such as automation machinery equipment, the skeleton of cover and each company according to the mechanical equipment requirement custom-made mold, such as assembly line conveyor belt, elevator, dispensing machine, detection equipment, shelf etc., electronic machinery industry and dust-free room are mostly used), rail vehicle structure aluminium alloy section (mainly used in rail vehicle body manufacturing), mounting aluminium section (made into aluminium alloy picture frame, mounting various exhibition, decorative picture), tight tolerance size refers to the size variation range of part in manufacturing process is very small, it is usually used in the occasion needing high-precision cooperation, and the allowable variation range of tight tolerance size is very small, to ensure that the cooperation of part is tight and stable, the existing aluminium alloy section of tight tolerance size has poor corrosion resistance and high temperature resistance, and low practicality. SUMMARY

[0003] The utility model discloses a kind of aluminium alloy section structures with tight tolerance size, with the advantage of high practicality, solve the problem of low practicality of existing device.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of aluminium alloy section structure with tight tolerance size, including aluminium alloy section body, the surface of the aluminium alloy section body is provided with protective layer, the protective layer includes oxidation-resistant layer, waterproof layer, corrosion-resistant layer, high temperature resistant layer and wear-resistant layer, the oxidation-resistant layer side is provided with waterproof layer, the waterproof layer side is provided with corrosion-resistant layer, the corrosion-resistant layer side is provided with high temperature resistant layer, the high temperature resistant layer side is provided with wear-resistant layer, the inner cavity of the aluminium alloy section body is fixedly connected with support rod, the other end of the support rod is fixedly connected with support block, the shape of the support block section is internal hexagonal, the side of the aluminium alloy section body is provided with support cavity, the shape of the support cavity is triangle, the surface of the aluminium alloy section body is provided with trapezoidal installation groove.

[0005] Preferably, the oxidation-resistant layer is a fluorocarbon paint layer, and the waterproof layer is a polysiloxane finish.

[0006] Preferably, the corrosion-resistant layer includes a polyurethane anticorrosive coating layer, a perchloroethylene paint layer and a lead phosphate powder coating layer, the bottom of the polyurethane anticorrosive coating layer is provided with the perchloroethylene paint layer, and the bottom of the perchloroethylene paint layer is provided with the lead phosphate powder coating layer.

[0007] Preferably, the high-temperature-resistant layer comprises a first thermal insulation layer made of silicone high-temperature-resistant paint and a second thermal insulation layer made of fluorocarbon resin coating.

[0008] Preferably, the wear-resistant layer is made of ceramic wear-resistant paint and is arranged by spraying.

[0009] Preferably, the thickness of the oxidation-resistant layer is the same as that of the waterproof layer, and the thickness of the waterproof layer is between 0.1 mm and 0.3 mm.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] 1、The utility model discloses a corrosion-resistant layer is designed, realizes multiple anticorrosive effect, can effectively avoid the phenomenon that the surface of the aluminum alloy profile body appears the phenomenon of rust influence use strength, through the design high-temperature-resistant layer, the material with low thermal conductivity can insulate heat transfer, avoid the thermal expansion and cold shrinkage of the aluminum alloy profile body, guarantee the precision of the size of the device, thereby reach the effect of long service life, solve the problem of low service life of the prior art device.

[0012] 2、The utility model discloses a oxidation-resistant layer is designed, can effectively avoid the phenomenon that the surface of the aluminum alloy profile body exists electrostatic chemical reaction, guarantees the use safety of the aluminum alloy profile body, through the design waterproof layer, avoid moisture penetration into the aluminum alloy profile body, through the design wear-resistant layer, can effectively improve the wear resistance of the aluminum alloy profile body, prevent the wear and tear of the protective layer on the surface of the aluminum alloy profile body, prolong the service life of the aluminum alloy profile body, through the cooperation of the supporting rod and the supporting block, the supporting block of internal hexagonal has good internal bracing force, increases the overall structural strength of the aluminum alloy profile body, through the design supporting cavity, the triangular supporting cavity can reduce the aluminum alloy profile body while making the strength of this structure also not reduce. ACCURATE DRAWINGS

[0013] Figure 1 It is the structure schematic diagram of the utility model;

[0014] Figure 2 It is the utility model Figure 1 It is the partial close -up view of A place in the utility model;

[0015] Figure 3 It is the main view cross section of protective layer structure of the utility model;

[0016] Figure 4 It is the main view cross section of corrosion -resistant layer structure of the utility model;

[0017] Figure 5 It is the main view cross section of high-temperature-resistant layer structure of the utility model.

[0018] In the figure: 1, aluminum alloy profile body; 2, protective layer; 21, oxidation-resistant layer; 22, waterproof layer; 23, corrosion-resistant layer; 231, polyurethane corrosion-resistant coating; 232, perchloroethylene coating; 233, phosphate lead powder coating; 24, high-temperature-resistant layer; 241, first heat insulation layer; 242, second heat insulation layer; 25, wear-resistant layer; 3, support rod; 4, support block; 5, support cavity; 6, trapezoidal mounting groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. Embodiment one:

[0020] Please refer to Figures 1-5 In order to achieve the purpose of long service life, the technical scheme is provided as follows: an aluminum alloy profile body 1 is provided, a protective layer 2 is arranged on the surface of the aluminum alloy profile body 1, the protective layer 2 comprises an oxidation-resistant layer 21, a waterproof layer 22, a corrosion-resistant layer 23, a high-temperature-resistant layer 24 and a wear-resistant layer 25, the waterproof layer 22 is arranged on one side of the oxidation-resistant layer 21, the corrosion-resistant layer 23 is arranged on one side of the waterproof layer 22, the high-temperature-resistant layer 24 is arranged on one side of the corrosion-resistant layer 23, the wear-resistant layer 25 is arranged on one side of the high-temperature-resistant layer 24, a support rod 3 is fixedly connected to the inner cavity of the aluminum alloy profile body 1, a support block 4 is fixedly connected to the other end of the support rod 3, the cross section of the support block 4 is in the shape of an internal hexagon, a support cavity 5 is arranged on one side of the aluminum alloy profile body 1, the support cavity 5 is in the shape of a triangle, a trapezoidal mounting groove 6 is arranged on the surface of the aluminum alloy profile body 1, the oxidation-resistant layer 21 is designed to effectively avoid the phenomenon of electrochemical reaction caused by static electricity on the surface of the aluminum alloy profile body 1, thereby ensuring the use safety of the aluminum alloy profile body 1, the waterproof layer 22 is designed to avoid moisture penetration into the aluminum alloy profile body 1, the wear-resistant layer 25 is designed to effectively improve the wear resistance of the aluminum alloy profile body 1, prevent the protective layer 2 on the surface of the aluminum alloy profile body 1 from being worn, and prolong the service life of the aluminum alloy profile body 1. Embodiment two:

[0021] Please refer to Figures 1-5The embodiment is used for realizing the high practicality, and provides the technical scheme, and specifically discloses that the oxidation-resistant layer 21 is a fluorocarbon coating layer, the waterproof layer 22 is a polysiloxane finish, the corrosion-resistant layer 23 comprises a polyurethane corrosion-resistant coating layer 231, a perchloroethylene coating layer 232 and a phosphate lead powder coating layer 233, the bottom of the polyurethane corrosion-resistant coating layer 231 is provided with the perchloroethylene coating layer 232, the bottom of the perchloroethylene coating layer 232 is provided with the phosphate lead powder coating layer 233, the high-temperature-resistant layer 24 comprises a first heat insulation layer 241 and a second heat insulation layer 242, the first heat insulation layer 241 is made of silicone high-temperature-resistant paint, the second heat insulation layer 242 is a fluorocarbon resin coating layer, the wear-resistant layer 25 is made of ceramic wear-resistant paint, the wear-resistant layer 25 is arranged in a spraying mode, the thickness of the oxidation-resistant layer 21 is the same as that of the waterproof layer 22, the thickness of the waterproof layer 22 is between 0.1 mm and 0.3 mm, the corrosion-resistant layer 23 is designed to realize the multiple corrosion-resistant effect, effectively avoid the phenomenon that the surface of the aluminum alloy profile body 1 is corroded to affect the use strength, the high-temperature-resistant layer 24 is designed, the material with low thermal conductivity can insulate heat transfer, avoid thermal expansion and cold contraction of the aluminum alloy profile body 1, and ensure the accuracy of the size of the device, so that the service life is high, the service life of the existing device is low, the cooperation of the support rod 3 and the support block 4 is designed, the support block 4 with the inner hexagonal shape has good internal support force, increases the structural strength of the aluminum alloy profile body 1 as a whole, the support cavity 5 is designed, the triangular support cavity 5 can reduce the aluminum alloy profile body 1 while the strength of the structure is not reduced.

[0022] In use, the oxidation-resistant layer 21 can effectively avoid the phenomenon that the surface of the aluminum alloy profile body 1 exists static electricity and electrochemical reaction, and guarantees the use safety of the aluminum alloy profile body 1, the waterproof layer 22 is designed to avoid water penetration into the aluminum alloy profile body 1, the wear-resistant layer 25 is designed to effectively improve the wear resistance of the aluminum alloy profile body 1, prevent the wear of the protective layer 2 on the surface of the aluminum alloy profile body 1, and prolong the service life of the aluminum alloy profile body 1.

[0023] In the description of the present patent, it needs to be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present patent and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present patent. In the description of the present patent, it needs to be explained that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, set, or it can be detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the present patent can be understood according to the specific circumstances.

[0024] Although the embodiments of the present utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An aluminum alloy profile structure with close tolerance dimensions, comprising an aluminum alloy profile body (1), characterized in that: The surface of the aluminum alloy profile body (1) is provided with a protective layer (2), the protective layer (2) comprising an oxidation-resistant layer (21), a waterproof layer (22), a corrosion-resistant layer (23), a high-temperature-resistant layer (24) and a wear-resistant layer (25), one side of the oxidation-resistant layer (21) is provided with a waterproof layer (22), one side of the waterproof layer (22) is provided with a corrosion-resistant layer (23), one side of the corrosion-resistant layer (23) is provided with a high-temperature-resistant layer (24), and one side of the high-temperature-resistant layer (24) is provided with a wear-resistant layer (25). The inner cavity of the aluminum alloy profile body (1) is fixedly connected to a support rod (3), the other end of the support rod (3) is fixedly connected to a support block (4), the cross-section of the support block (4) is in the shape of an inner hexagon, one side of the aluminum alloy profile body (1) is provided with a support cavity (5), the shape of the support cavity (5) is triangular, and the surface of the aluminum alloy profile body (1) is provided with a trapezoidal mounting groove (6).

2. The aluminum alloy profile structure with close tolerance dimensions according to claim 1, characterized in that: The oxidation-resistant layer (21) is a fluorocarbon coating layer, and the waterproof layer (22) is a polysiloxane topcoat.

3. The aluminum alloy profile structure with close tolerance dimensions according to claim 1, characterized in that: The corrosion-resistant layer (23) comprises a polyurethane anti-corrosion coating (231), a perchlorethylene paint layer (232), and a phosphate lead powder coating (233); the bottom of the polyurethane anti-corrosion coating (231) is provided with the perchlorethylene paint layer (232), and the bottom of the perchlorethylene paint layer (232) is provided with the phosphate lead powder coating (233).

4. The aluminum alloy profile structure with close tolerance dimensions according to claim 1, characterized in that: The high-temperature resistant layer (24) comprises a first heat-insulating layer (241) and a second heat-insulating layer (242), wherein the first heat-insulating layer (241) is made of a silicone high-temperature resistant coating, and the second heat-insulating layer (242) is a fluorocarbon resin coating.

5. The aluminum alloy profile structure with close tolerance dimensions according to claim 1, characterized in that: The wear-resistant layer (25) is made of ceramic wear-resistant coating, and the wear-resistant layer (25) is provided by spraying.

6. The aluminum alloy profile structure with close tolerance dimensions according to claim 1, characterized in that: The thickness of the oxidation-resistant layer (21) is the same as the thickness of the waterproof layer (22), and the thickness of the waterproof layer (22) is between 0.1 mm and 0.3 mm.

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