Water baffle device of supporting roller of rolling mill

Abstract

The utility model discloses a water baffle device of a supporting roller of a rolling mill, and relates to the technical field of supporting rollers of rolling mills. The roller comprises a main roller body, water retaining mechanisms are arranged on two side walls of the main roller body, segmented rollers are arranged on the outer sides of the water retaining mechanisms, the segmented rollers are of circular truncated cone structures, key grooves are formed in the outer side walls of the segmented rollers, and central shaft rollers are fixedly installed on the outer side walls of the segmented rollers. According to the utility model, the water retaining mechanism is arranged, and oxide scales on the main roller body are intercepted by adopting the baffle, so that the oxide scales can be effectively prevented from entering a ladder pad of the support roller in the operation process, and the problems that the ladder pad is narrow and hidden in position, the deviation of roller gaps on two sides is too large due to pressing of the oxide scales, and the service life is prolonged are effectively solved. And therefore, the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of support rollers in a steel rolling mill, in particular to a water retaining plate device for support rollers in a steel rolling mill. Background Art

[0002] The rolling mill is the core equipment in the field of metal pressure processing, and the support roll of the rolling mill is an indispensable part of it. The support roll of the rolling mill is generally composed of a rolling roll and a journal sleeve.

[0003] The secondary iron oxide scale produced in the production process flows to the step pad of the support roller with the cooling water. Due to the narrow and hidden position of the step pad, the water volume begins to decrease in this area and the iron oxide scale cannot be washed away in time. The pressure of the iron oxide scale causes the deviation of the roller gap on both sides to be too large, resulting in the phenomenon of scrap steel in finishing rolling.

[0004] For this purpose, a water retaining plate device for supporting rolls in a steel rolling mill is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that secondary iron oxide scale is generated in the production process. As the cooling water flows to the step pad of the support roller, the water volume begins to decrease in this area due to the narrow and hidden position of the step pad, and the iron oxide scale cannot be washed away in time. The pressure of the iron oxide scale causes the deviation of the roller gap on both sides to be too large, resulting in the phenomenon of fine rolling scrap steel, etc. The utility model provides a water retaining plate device for the support roller of the steel rolling mill.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A water retaining plate device for support rollers in a steel rolling mill comprises a main roller body, both side walls of the main roller body are provided with water retaining mechanisms, a segmented roller is provided on the outside of the water retaining mechanism, the segmented roller is arranged in a truncated cone structure, a key groove is provided on the outer side wall of the segmented roller, and a central axis roller is fixedly installed on the outer side wall of the segmented roller; specifically, in some embodiments, after the support roller is put into use, a large amount of iron oxide scale is generated during the steel rolling process and falls on the main roller body, and at this time the water retaining mechanism can effectively prevent the iron oxide scale from entering the segmented roller, causing the iron oxide scale to accumulate in the segmented roller.

[0008] Furthermore, the outer side wall of the main roller body is provided with a wear-resistant coating.

[0009] Furthermore, the water retaining mechanism includes a fixing plate, a slot, a baffle, a sealing groove, a mounting hole, a fixing bolt and a hidden groove. The two side walls of the main roller body are fixedly installed with a fixing plate, a slot is provided on the fixing plate, a waterproof rubber pad is provided on the inner wall of the slot, a baffle is clamped on the slot, the number of the baffles is two groups and they are closed, the closed part of the baffle is provided with sealing grooves that match each other, the sealing groove has a built-in rubber pad, the closed part of the baffle is provided with mounting holes, the number of the mounting holes is several groups and they are equidistantly arranged, and fixing bolts are installed with fixing bolts in the inner threads of the mounting holes; specifically, the user can effectively take out the baffle for replacement by turning the fixing bolts to separate the two groups of baffles, and the baffle can effectively prevent iron oxide from flowing onto the segmented roller with cooling water.

[0010] Furthermore, the diameter of the baffle is greater than the diameter of the main roller body, and the baffle is arranged to fit the main roller body.

[0011] Furthermore, a hidden groove is provided on the outer side wall of the baffle at the mounting hole, and the fixing bolt is located in the hidden groove.

[0012] Furthermore, an anti-rust oil layer is provided on the baffle and the fixing bolts.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model sets a water retaining mechanism and uses a baffle to intercept the oxidized iron scale on the main roller body, so as to effectively prevent the oxidized iron scale from entering the step pad of the support roller during operation, thereby effectively avoiding the narrow and hidden position of the step pad, and the pressure of the oxidized iron scale causing the roller gap on both sides to deviate too much, resulting in the occurrence of fine rolling scrap steel, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the card slot position structure of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the baffle of the utility model;

[0018] Figure numerals: 1. center axis roller; 2. keyway; 3. segmented roller; 4. main roller body; 5. water retaining mechanism; 6. fixing plate; 7. slot; 8. water retaining plate; 9. sealing groove; 10. mounting hole; 11. fixing bolt; 12. hidden hole. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] like Figures 1 to 3 As shown, a water retaining plate device for a support roller of a steel rolling mill comprises a main roller body 4, both side walls of the main roller body 4 are provided with a water retaining mechanism 5, a segmented roller 3 is provided on the outer side of the water retaining mechanism 5, the segmented roller 3 is arranged in a truncated cone structure, a key groove 2 is opened on the outer side wall of the segmented roller 3, and a central axis roller 1 is fixedly installed on the outer side wall of the segmented roller 3; specifically, in some embodiments, after the support roller is put into use, a large amount of iron oxide scale is generated during the steel rolling process and falls on the main roller body 4, and at this time, the water retaining mechanism 5 can effectively prevent the iron oxide scale from entering the segmented roller 3, causing the iron oxide scale in the segmented roller 3 to accumulate.

[0024] like Figures 1 to 3 As shown, the outer side wall of the main roller body 4 is provided with a wear-resistant coating.

[0025] like Figures 1 to 3As shown, the water retaining mechanism 5 includes a fixing plate 6, a slot 7, a baffle 8, a sealing groove 9, a mounting hole 10, a fixing bolt 11 and a hidden groove 12. The two side walls of the main roller body 4 are fixedly installed with a fixing plate 6, a slot 7 is provided on the fixing plate 6, the inner wall of the slot 7 is provided with a waterproof rubber pad, and a baffle 8 is clamped on the slot 7. The number of the baffles 8 is two groups and they are closed. The closed part of the baffle 8 is provided with a sealing groove 9 that matches each other, and the sealing groove 9 has a built-in rubber pad. The closed part of the baffle 8 is provided with a mounting hole 10. The number of the mounting holes 10 is several groups and they are equidistantly arranged, and the fixing bolt 11 is installed with the inner thread of the mounting hole 10; specifically, the user can effectively take out the baffle 8 for replacement by rotating the fixing bolt 11 to separate the two groups of baffles 8. At the same time, the baffle 8 can effectively prevent the oxidized iron sheet from flowing onto the segmented roller 3 with the cooling water.

[0026] like Figures 1 to 3 As shown, the diameter of the baffle plate 8 is larger than the diameter of the main roller body 4 , and the baffle plate 8 is arranged in close contact with the main roller body 4 .

[0027] like Figures 1 to 3 As shown, a hidden groove 12 is formed on the outer wall of the baffle plate 8 at the mounting hole 10 , and a fixing bolt 11 is located in the hidden groove 12 .

[0028] like Figures 1 to 3 As shown, the baffle plate 8 and the fixing bolts 11 are both provided with an anti-rust oil layer.

[0029] In summary: In some embodiments, after the support roller is put into use, a large amount of iron oxide scale is generated during the steel rolling process and falls on the main roller body 4. At this time, the water retaining mechanism 5 can effectively prevent the iron oxide scale from entering the segmented roller 3, causing the iron oxide scale in the segmented roller 3 to accumulate. The user can effectively take out the baffle 8 for replacement by turning the fixing bolt 11 to separate the two groups of baffles 8. At the same time, the baffle 8 can effectively prevent the iron oxide scale from flowing onto the segmented roller 3 with the cooling water.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A water retaining plate device for supporting rollers in a steel rolling mill, characterized in that: The invention comprises a main roller body (4), both side walls of the main roller body (4) are provided with a water retaining mechanism (5), a segmented roller (3) is provided outside the water retaining mechanism (5), the segmented roller (3) is provided in a truncated cone structure, a key groove (2) is provided on the outer side wall of the segmented roller (3), and a central axis roller (1) is fixedly installed on the outer side wall of the segmented roller (3).

2. A water retaining plate device for supporting rolls in a steel rolling mill according to claim 1, characterized in that: The outer side wall of the main roller body (4) is provided with a wear-resistant coating.

3. A water retaining plate device for support rolls in a steel rolling mill according to claim 1, characterized in that: The water retaining mechanism (5) comprises a fixing plate (6), a slot (7), a baffle (8), a sealing groove (9), a mounting hole (10), a fixing bolt (11) and a hidden groove (12). The two side walls of the main roller body (4) are fixedly mounted with the fixing plate (6), the fixing plate (6) is provided with a slot (7), the inner side wall of the slot (7) is provided with a waterproof rubber pad, the baffle (8) is clamped and arranged on the slot (7), the number of the baffles (8) is two groups and they are closed, the closed part of the baffles (8) is provided with sealing grooves (9) matching each other, the sealing grooves (9) are built with rubber pads, the closed part of the baffles (8) is provided with mounting holes (10), the number of the mounting holes (10) is several groups and they are arranged equidistantly, and the fixing bolts (11) are installed on the internal threads of the mounting holes (10).

4. A water retaining plate device for support rolls in a steel rolling mill according to claim 3, characterized in that: The diameter of the baffle (8) is greater than the diameter of the main roller body (4), and the baffle (8) is arranged in close contact with the main roller body (4).

5. The water retaining plate device for supporting rolls in a steel rolling mill according to claim 3, characterized in that: A hidden groove (12) is provided on the outer side wall of the baffle (8) at the mounting hole (10), and a fixing bolt (11) is located in the hidden groove (12).

6. A water retaining plate device for support rolls in a steel rolling mill according to claim 3, characterized in that: The baffle plate (8) and the fixing bolt (11) are both provided with an anti-rust oil layer.

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