Rough and intermediate rolling outlet sliding guide and guard set of high-speed wire rod rolling mill

Abstract

The utility model discloses a high-speed wire rod rolling mill rough and intermediate rolling outlet sliding guide set which comprises a lower guide set and an upper guide set, limiting blocks are fixedly installed on the two sides of the top of the lower guide set, limiting grooves are formed in the two sides of the bottom of the upper guide set, a discharging port is formed in the left end of the upper guide set, and a discharging port is formed in the right end of the upper guide set. The lower guide and guard set comprises an epoxy zinc-rich coating, and the bottom of the epoxy zinc-rich coating is coated with a nanometer abrasion-resistant coating. The lower guide set, the upper guide set, the limiting groove, the discharging port and the limiting block are arranged and used in cooperation with the epoxy zinc-rich coating, the nanometer abrasion-resistant coating and the silicon carbide coating, and the problems that due to the fact that an existing sliding guide set for the high-speed wire rod rolling mill is low in friction coefficient, during discharging, material resistance is small, impact force is large, and the service life is long are solved. The problems that materials are damaged, the market share is reduced, the cost of a user is increased, and the use requirements of people cannot be met are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-speed wire rod rolling mills, in particular to a sliding guide group for roughing and intermediate rolling outlets of high-speed wire rod rolling mills. Background Art

[0002] Morgan's fifth-generation high-speed wire rod mill production line is the main model currently used in domestic high-speed wire rod production. Its main production process includes billet loading, heating, rough rolling, intermediate rolling, pre-finishing rolling, finishing rolling, water cooling, wire laying, Stelmor air-cooling line, coiling, P / F line, trimming, packaging, weighing, coil unloading, and storage. The main function of its roughing and intermediate rolling unit is to apply large reductions to the raw billets to provide billets with qualified appearance for pre-finishing rolling. However, the existing sliding guide groups used in high-speed wire rod mills have a low friction coefficient. This may result in low material resistance and high impact force during discharge, causing material damage, reducing market share, increasing user costs, and failing to meet people's usage needs. Utility Model Content

[0003] The utility model aims to provide a sliding guide group for the roughing and intermediate rolling outlet of a high-speed wire rod rolling mill, which has the advantage of a high friction coefficient.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a sliding guide group for the rough and medium rolling outlet of a high-speed wire rolling mill, comprising a lower guide group and an upper guide group, wherein limiting blocks are fixedly installed on both sides of the top of the lower guide group, and limiting grooves are provided on both sides of the bottom of the upper guide group, and a discharge port is provided at the left end of the upper guide group, and the lower guide group includes an epoxy zinc-rich coating, the bottom of the epoxy zinc-rich coating is coated with a nano-wear-resistant coating, and the bottom of the nano-wear-resistant coating is coated with a silicon carbide coating.

[0005] As a preferred solution, the epoxy zinc-rich coating includes a polyurethane coating, and the bottom of the polyurethane coating is coated with a peroxide ethylene paint layer.

[0006] As a preferred solution, the thickness of the polyurethane coating is 0.03 mm, and the polyurethane coating and the peroxide lacquer layer are connected via a polytetrafluoroethylene layer.

[0007] As a preferred solution, the bottom of the peroxide lacquer layer is coated with a graphite ceramic coating, and the thickness of the graphite ceramic coating is 0.02 mm.

[0008] As a preferred solution, the nano wear-resistant coating includes an epoxy asphalt paint layer, and the bottom of the epoxy asphalt paint layer is coated with chlorinated rubber paint.

[0009] As a preferred solution, the bottom of the chlorinated rubber paint is coated with a Gui nano ceramic coating layer, and the thickness of the Gui nano ceramic coating layer is 0.01 mm.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0011] The utility model solves the problem that the sliding guide group used in the existing high-speed wire rolling mill has a low friction coefficient, which may result in small material resistance and large impact force during discharging, causing damage to the material, reducing market share, increasing user costs, and failing to meet people's usage needs through the arrangement of a lower guide group, an upper guide group, a limit groove, a discharge port and a limit block, and the use of an epoxy zinc-rich coating, a nano-wear-resistant coating and a silicon carbide coating. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the upper guide and guard group of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the lower guide group of the utility model;

[0015] Figure 4 This is a cross-sectional view of the structure of the lower guide group of the utility model;

[0016] Figure 5 This is a cross-sectional view of the structure of the epoxy zinc-rich coating of the utility model;

[0017] Figure 6 This is a cross-sectional view of the nano wear-resistant coating structure of the utility model.

[0018] In the figure: 1. Lower guide group; 101. Epoxy zinc-rich coating; 1011. Polyurethane coating; 1012. Peroxide ethylene paint layer; 1013. Graphite ceramic coating; 102. Nano wear-resistant coating; 1021. Epoxy asphalt paint layer; 1022. Chlorinated rubber paint; 1023. Gui nano ceramic coating layer; 103. Silicon carbide coating; 2. Upper guide group; 3. Limit groove; 4. Discharge port; 5. Limit block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0021] Example 1:

[0022] See also Figures 1-4 As shown, the utility model provides a sliding guide group for the roughing and medium rolling outlet of a high-speed wire rolling mill, comprising a lower guide group 1 and an upper guide group 2. Limiting blocks 5 are fixedly installed on both sides of the top of the lower guide group 1, and limiting grooves 3 are provided on both sides of the bottom of the upper guide group 2. A discharge port 4 is provided at the left end of the upper guide group 2. The lower guide group 1 includes an epoxy zinc-rich coating 101, the bottom of the epoxy zinc-rich coating 101 is coated with a nano-wear-resistant coating 102, and the bottom of the nano-wear-resistant coating 102 is coated with a silicon carbide coating 103.

[0023] This technical solution solves the problem that the sliding guide group used in the existing high-speed wire rolling mill has a low friction coefficient, which may result in small material resistance and large impact force during discharging, causing damage to the material, reducing market share, increasing user costs, and failing to meet people's usage needs.

[0024] Example 2:

[0025] On the basis of embodiment 1, the present invention is as follows Figure 5 and Figure 6 As shown, the epoxy zinc-rich coating 101 includes a polyurethane coating 1011, the bottom of the polyurethane coating 1011 is coated with a peroxide lacquer layer 1012, the thickness of the polyurethane coating 1011 is 0.03 mm, the polyurethane coating 1011 and the peroxide lacquer layer 1012 are connected by a polytetrafluoroethylene layer, the bottom of the peroxide lacquer layer 1012 is coated with a graphite ceramic coating 1013, the thickness of the graphite ceramic coating 1013 is 0.02 mm, the nano wear-resistant coating 102 includes an epoxy asphalt paint layer 1021, the bottom of the epoxy asphalt paint layer 1021 is coated with a chlorinated rubber paint 1022, the bottom of the chlorinated rubber paint 1022 is coated with a Gui nano ceramic coating layer 1023, the thickness of the Gui nano ceramic coating layer 1023 is 0.01 mm.

[0026] By adopting the above technical solution, through the setting of the polyurethane coating 1011, it has the advantages of excellent wear resistance, excellent chemical and oil resistance, strong adhesion, good low-temperature curing performance and non-toxicity after the coating is cured. Through the setting of the peroxide paint layer 1012, it has good wear resistance and corrosion resistance, and can effectively prevent corrosion and wear on the surface of the material, thereby extending the service life of the material. Through the setting of the epoxy asphalt paint layer 1021, it has the advantages of good chemical corrosion resistance, high strength, high hardness, good wear resistance, low friction coefficient and high temperature resistance.

[0027] The working principle of the present invention is as follows: the lower guide group 1 and the upper guide group 2 can be clamped together by the limiting groove 3 and the limiting block 5, so as to avoid the lower guide group 1 and the upper guide group 2 falling off during use, which causes damage to the device. At the same time, through the setting of the epoxy zinc-rich coating 101, it has the advantages of excellent adhesion, impact resistance, water resistance, superior drying performance, wear resistance, high rust resistance and good chemical resistance and oil resistance. Through the setting of the nano wear-resistant coating 102, it has the advantages of excellent adhesion, water resistance, water vapor penetration resistance, wear resistance, good sealing, oil resistance, solvent resistance and chemical resistance. Through the setting of the silicon carbide coating 103, it has good physical and mechanical properties, especially excellent elasticity and cold resistance, and has the advantages of excellent weather resistance, ozone resistance, water resistance, acid and alkali resistance and chemical resistance. Through the setting of the chlorinated rubber paint 1022, it has the advantages of excellent rust resistance, wear resistance, water resistance, chemical corrosion resistance and fast drying of the coating.

[0028] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, directional changes, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0029] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A sliding guide assembly for a roughing and intermediate rolling exit of a high-speed wire rod rolling mill, comprising a lower guide assembly (1) and an upper guide assembly (2), characterized in that: Limiting blocks (5) are fixedly installed on both sides of the top of the lower guide group (1), limiting grooves (3) are provided on both sides of the bottom of the upper guide group (2), a discharge port (4) is provided at the left end of the upper guide group (2), the lower guide group (1) includes an epoxy zinc-rich coating (101), the bottom of the epoxy zinc-rich coating (101) is coated with a nano wear-resistant coating (102), and the bottom of the nano wear-resistant coating (102) is coated with a silicon carbide coating (103).

2. The sliding guide assembly for the roughing and intermediate rolling exit of a high-speed wire rod rolling mill according to claim 1, characterized in that: The epoxy zinc-rich coating (101) includes a polyurethane coating (1011), and the bottom of the polyurethane coating (1011) is coated with a peroxide ethylene paint layer (1012).

3. The sliding guide assembly for the roughing and intermediate rolling exit of a high-speed wire rod rolling mill according to claim 2, characterized in that: The thickness of the polyurethane coating (1011) is 0.03 mm, and the polyurethane coating (1011) and the peroxide lacquer layer (1012) are connected via a polytetrafluoroethylene layer.

4. The sliding guide assembly for the roughing and intermediate rolling exit of a high-speed wire rod rolling mill according to claim 3, characterized in that: The bottom of the peroxide lacquer layer (1012) is coated with a graphite ceramic coating (1013), and the thickness of the graphite ceramic coating (1013) is 0.02 mm.

5. The sliding guide assembly for the roughing and intermediate rolling exit of a high-speed wire rod rolling mill according to claim 1, characterized in that: The nano wear-resistant coating (102) comprises an epoxy asphalt paint layer (1021), and the bottom of the epoxy asphalt paint layer (1021) is coated with chlorinated rubber paint (1022).

6. The sliding guide assembly for the roughing and intermediate rolling exit of a high-speed wire rod rolling mill according to claim 5, characterized in that: The bottom of the chlorinated rubber paint (1022) is coated with a Gui nano ceramic coating layer (1023), and the thickness of the Gui nano ceramic coating layer (1023) is 0.01 mm.

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