Auxiliary cooling mechanism for hot rolling supporting roller

Abstract

The utility model relates to the technical field of aluminum plate hot rolling, and discloses a hot rolling supporting roller auxiliary cooling mechanism which comprises a first supporting frame, a second supporting frame and a hot rolling supporting roller body located between the first supporting frame and the second supporting frame and rotationally installed. And first connecting seats are symmetrically arranged on one surface, facing the second supporting frame, of the first supporting frame. According to the auxiliary cooling mechanism for the hot rolling supporting roller, the main conveying pipe evenly sprays cooling liquid to the hot rolling supporting roller body through the cooling liquid spray head, the hot rolling supporting roller body is cooled, the situation that residual emulsion on a working roller is sintered is effectively avoided, the service life of the roller can be prolonged, and the production quality of products is guaranteed; meanwhile, the spraying angle of the cooling liquid spraying head can be adjusted through the spraying angle adjusting assembly, the spraying angle can be changed according to the actual situation, the main liquid conveying pipe, the first auxiliary liquid conveying pipe, the second auxiliary liquid conveying pipe and the main conveying pipe which are made of brass have good corrosion resistance, and long-term stable cooling liquid conveying is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum plate hot rolling technical field, concretely is a kind of hot rolling backup roll auxiliary cooling mechanism. BACKGROUND

[0002] Aluminum plate hot rolling is a rolling process carried out above recrystallization temperature for aluminum ingot, first heat the aluminum ingot to make it present thermoplastic state, at this time, by the backup roll and work roll of rolling mill, pressure is applied to the aluminum ingot in thermoplastic state, under the action of pressure, aluminum ingot is compressed in thickness direction, and extension is realized in length and width direction, after such processing, finally, aluminum plate meeting required thickness and size specification is obtained.

[0003] At present, in hot rolling production process, material temperature diffuses on work roll and emulsion, emulsion temperature continues to rise, cooling capacity gradually cannot meet demand, work roll temperature continues to rise, backup roll temperature rises, backup roll and work roll contact part forms a high temperature zone, which can cause sintering of residual emulsion on work roll, and affect the service life of roller and product quality. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a hot rolling backup roll auxiliary cooling mechanism to solve the problems in the above background.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of hot rolling backup roll auxiliary cooling mechanism, including first support frame and second support frame, and hot rolling backup roll body being rotatably installed in the middle of first support frame and second support frame, the first support frame is symmetrically provided with first connecting seat on the side facing second support frame, the second support frame is symmetrically provided with second connecting seat on the side facing first support frame, the opposite side of first connecting seat and second connecting seat is rotatably connected with turntable, main conveying pipe is arranged between two the turntables, the side of main conveying pipe close to hot rolling backup roll body is provided with cooling liquid spray head for cooling of hot rolling backup roll body, the first connecting seat is provided with injection angle adjusting assembly for the rotation of main conveying pipe in the inside, the side of first support frame close to second support frame is provided with liquid delivery assembly for cooling liquid delivery.

[0008] Preferably, the main conveying pipe is located at the side of the hot rolling support roller body, the main conveying pipe is not in contact with the hot rolling support roller body, the cooling liquid spray head is provided with two groups, each group of the cooling liquid spray head is provided with a plurality of the same, a plurality of the cooling liquid spray head is distributed at equal intervals, and the cross section of the main conveying pipe is in a "D" shape.

[0009] Preferably, the horizontal line of the main conveying pipe is parallel to the horizontal line of the rotating disc, the radius of the main conveying pipe is one fourth of the radius of the rotating disc, and the main conveying pipe and the rotating disc adopt an eccentric design.

[0010] Through the above technical scheme, in the process of using the hot rolling support roller auxiliary cooling mechanism, the external infusion pump delivers the cooling liquid to the liquid conveying assembly through the pipeline, the main liquid conveying pipe, the first auxiliary liquid conveying pipe and the second auxiliary liquid conveying pipe located in the liquid conveying assembly deliver the cooling liquid to the two main conveying pipes at the side of the hot rolling support roller body respectively, the main conveying pipe sprays the cooling liquid uniformly to the hot rolling support roller body through the cooling liquid spray head, the hot rolling support roller body is cooled, the sintering of the residual emulsion on the working roller is effectively avoided, the service life of the roller is improved, and the production quality is ensured.

[0011] Preferably, the spray angle adjusting assembly comprises a rotating rod one, a main conical gear, a hand wheel, a rotating rod two and a secondary conical gear, the rotating rod one and the rotating rod two are rotationally installed with the first connecting seat, the main conical gear is fixedly installed at one end of the rotating rod one located in the first connecting seat, the secondary conical gear is fixedly installed at one end of the rotating rod two located in the first connecting seat, and the hand wheel is fixedly installed at one end of the rotating rod one located outside the first connecting seat.

[0012] Preferably, the rotating rod two is provided with two groups, each group of the rotating rod two is provided with two, one rotating rod two is rotationally connected with the first connecting seat, the other rotating rod two is rotationally connected with the second connecting seat, and the rotating rod two is fixedly connected with the rotating disc.

[0013] Preferably, the main conical gear and the secondary conical gear are meshingly connected, and the main conical gear and the secondary conical gear are located in the first connecting seat.

[0014] Through the above technical scheme, by the design of the spray angle adjusting assembly, the staff rotates the hand wheel, the hand wheel drives the rotating rod two to rotate through the rotating rod one, the main conical gear and the secondary conical gear, the rotating rod two drives the main conveying pipe to rotate around the center line of the rotating disc through the rotating disc, and then the spray angle of the cooling liquid spray head on the main conveying pipe is adjusted.

[0015] Preferably, the liquid feeding assembly comprises a main liquid feeding pipe, a first auxiliary liquid feeding pipe, a second auxiliary liquid feeding pipe and a pipe clamp, the main liquid feeding pipe is provided with the first auxiliary liquid feeding pipe and the second auxiliary liquid feeding pipe at one end close to the hot rolling support roller body, and the first auxiliary liquid feeding pipe and the second auxiliary liquid feeding pipe are fixedly connected with the first support frame through the pipe clamp.

[0016] Preferably, the main liquid feeding pipe, the first auxiliary liquid feeding pipe, the second auxiliary liquid feeding pipe and the main conveying pipe are made of brass.

[0017] Through the above technical scheme, when in use, the main liquid feeding pipe feeds the cooling liquid into the two main conveying pipes through the first auxiliary liquid feeding pipe and the second auxiliary liquid feeding pipe, and the cooling liquid is sprayed through the cooling liquid spray head outside the main conveying pipe to cool the hot rolling support roller body; the main liquid feeding pipe, the first auxiliary liquid feeding pipe, the second auxiliary liquid feeding pipe and the main conveying pipe made of brass have good corrosion resistance and can stably feed the cooling liquid for a long time under harsh working conditions.

[0018] Compared with the prior art, the hot rolling support roller auxiliary cooling mechanism has the following beneficial effects: the hot rolling support roller auxiliary cooling mechanism is provided with the spray angle adjusting assembly, the main conveying pipe and the cooling liquid spray head, the main conveying pipe uniformly sprays the cooling liquid onto the hot rolling support roller body through the cooling liquid spray head to cool the hot rolling support roller body, effectively avoids the sintering of the residual emulsion on the working roller, prolongs the service life of the roller, ensures the product production quality, the spray angle adjusting assembly can adjust the spray angle of the cooling liquid spray head, the spray angle can be changed according to the actual situation, and the main liquid feeding pipe, the first auxiliary liquid feeding pipe, the second auxiliary liquid feeding pipe and the main conveying pipe made of brass have good corrosion resistance and can stably feed the cooling liquid for a long time under harsh working conditions. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0020] Figure 2 It is a main conveying pipe installation structure schematic view of the utility model;

[0021] Figure 3 It is a liquid feeding assembly installation structure schematic of the utility model Figure 1 ;

[0022] Figure 4 It is a liquid feeding assembly installation structure schematic of the utility model Figure 2 ;

[0023] Figure 5 It is a cooling liquid spray head installation structure schematic view of the utility model.

[0024] The components include: 1. First support frame; 2. Second support frame; 3. Hot-rolled support roll body; 4. First connecting seat; 5. Second connecting seat; 6. Turntable; 7. Spray angle adjustment assembly; 701. Rotating rod one; 702. Main bevel gear; 703. Handwheel; 704. Rotating rod two; 705. Secondary bevel gear; 8. Main delivery pipe; 9. Coolant nozzle; 10. Liquid delivery assembly; 1001. Main liquid delivery pipe; 1002. First secondary liquid delivery pipe; 1003. Second secondary liquid delivery pipe; 1004. Pipe clamp. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example 1:

[0027] like Figures 1-5 As shown, the present invention provides an auxiliary cooling mechanism for a hot-rolled support roll, comprising a first support frame 1 and a second support frame 2, and a hot-rolled support roll body 3 rotatably mounted between the first support frame 1 and the second support frame 2. A first connecting seat 4 is symmetrically arranged on the side of the first support frame 1 facing the second support frame 2, and a second connecting seat 5 is symmetrically arranged on the side of the second support frame 2 facing the first support frame 1. Turntables 6 are rotatably connected to the opposite faces of the first connecting seat 4 and the second connecting seat 5. A main conveying pipe 8 is arranged between the two turntables 6. A coolant nozzle 9 for cooling the hot-rolled support roll body 3 is arranged on the side of the main conveying pipe 8 near the hot-rolled support roll body 3. The first connecting seat... 4. An internal spray angle adjustment component 7 is provided for the rotation of the main conveying pipe 8. A liquid delivery component 10 for coolant delivery is provided on the side of the first support frame 1 near the second support frame 2. The main conveying pipe 8 is located on the side of the hot rolling support roll body 3. The main conveying pipe 8 and the hot rolling support roll body 3 do not contact each other. Two identical sets of coolant nozzles 9 are provided. Each set of coolant nozzles 9 is provided with multiple identical nozzles. The multiple coolant nozzles 9 are distributed at equal intervals. The cross-section of the main conveying pipe 8 is a "D" shaped structure. The horizontal line of the main conveying pipe 8 is parallel to the horizontal line of the turntable 6. The radius of the main conveying pipe 8 is one-quarter of the radius of the turntable 6. The main conveying pipe 8 and the turntable 6 are eccentrically designed.

[0028] The advantage is that in the process of using the hot rolling support roller auxiliary cooling mechanism, the external infusion pump delivers the cooling liquid into the liquid delivery assembly 10 through the pipeline, the main liquid delivery pipe 1001, the first auxiliary liquid delivery pipe 1002 and the second auxiliary liquid delivery pipe 1003 inside the liquid delivery assembly 10 respectively deliver the cooling liquid into the two main delivery pipes 8 on the side of the hot rolling support roller body 3, and the main delivery pipe 8 uniformly sprays the cooling liquid onto the hot rolling support roller body 3 through the cooling liquid spray head 9 to cool the hot rolling support roller body 3, effectively avoiding the sintering of residual emulsion on the work roller, prolonging the service life of the roller and ensuring the product production quality.

[0029] Embodiment two:

[0030] As shown in Figures 2-5 , as an improvement to the previous embodiment.

[0031] Specifically, the spray angle adjusting assembly 7 comprises a rotating rod one 701, a main conical gear 702, a hand wheel 703, a rotating rod two 704 and a secondary conical gear 705. The rotating rod one 701 and the rotating rod two 704 are both rotatably connected to the first connecting seat 4. The main conical gear 702 is fixedly installed at one end of the rotating rod one 701 inside the first connecting seat 4. The secondary conical gear 705 is fixedly installed at one end of the rotating rod two 704 inside the first connecting seat 4. The hand wheel 703 is fixedly installed at the other end of the rotating rod one 701 outside the first connecting seat 4. The rotating rod two 704 is provided with two groups of the same structure, and each group of the rotating rod two 704 is provided with two of the same structure. One rotating rod two 704 is rotatably connected to the first connecting seat 4, and the other rotating rod two 704 is rotatably connected to the second connecting seat 5. The rotating rod two 704 is fixedly connected to the rotating disc 6. The main conical gear 702 is meshingly connected to the secondary conical gear 705. The main conical gear 702 and the secondary conical gear 705 are both located inside the first connecting seat 4.

[0032] The advantage is that by the design of the spray angle adjusting assembly 7, the operator rotates the hand wheel 703, the hand wheel 703 drives the rotating rod two 704 to rotate through the rotating rod one 701, the main conical gear 702 and the secondary conical gear 705, and the rotating rod two 704 drives the main delivery pipe 8 to rotate around the center line of the rotating disc 6 through the rotating disc 6, thereby adjusting the spray angle of the cooling liquid spray head 9 on the main delivery pipe 8.

[0033] Embodiment three:

[0034] As shown in Figures 2-5 , as an improvement to the previous embodiment.

[0035] Specific, liquid delivery assembly 10 includes a main liquid delivery pipe 1001, first vice liquid delivery pipe 1002, second vice liquid delivery pipe 1003, pipe clamp 1004, main liquid delivery pipe 1001 close to hot rolling support roller body 3 one end of the installation of the first vice liquid delivery pipe 1002 and the second vice liquid delivery pipe 1003, the first vice liquid delivery pipe 1002 and the second vice liquid delivery pipe 1003 and the first support frame 1 between through pipe clamp 1004 fixed connection, main liquid delivery pipe 1001, first vice liquid delivery pipe 1002, second vice liquid delivery pipe 1003 and main conveying pipe 8 are brass material, the first vice liquid delivery pipe 1002 and the second vice liquid delivery pipe 1003 are respectively with the two main conveying pipe 8 of hot rolling support roller body 3 side.

[0036] The advantage is that when in use, the main liquid delivery pipe 1001 delivers the cooling liquid to the two main conveying pipes 8 through the first vice liquid delivery pipe 1002 and the second vice liquid delivery pipe 1003, and sprays the cooling liquid through the cooling liquid spray head 9 outside the main conveying pipe 8 to cool the hot rolling support roller body 3; the main liquid delivery pipe 1001, the first vice liquid delivery pipe 1002, the second vice liquid delivery pipe 1003 and the main conveying pipe 8 made of brass material have good corrosion resistance, and can deliver the cooling liquid stably for a long time under harsh working conditions.

[0037] Working principle: before use, the staff rotates the hand wheel 703, the hand wheel 703 drives the second rotating rod 704 to rotate through the first rotating rod 701, the main conical gear 702 and the second conical gear 705, the second rotating rod 704 drives the main conveying pipe 8 to rotate around the center line of the rotating disc 6 through the rotating disc 6, thereby adjusting the spray angle of the cooling liquid spray head 9 on the main conveying pipe 8; when the spray angle of the cooling liquid spray head 9 is adjusted, the external liquid pump delivers the cooling liquid to the liquid delivery assembly 10 through the pipeline; the main liquid delivery pipe 1001, the first vice liquid delivery pipe 1002 and the second vice liquid delivery pipe 1003 inside the liquid delivery assembly 10 deliver the cooling liquid to the two main conveying pipes 8 on the side of the hot rolling support roller body 3 respectively; the main conveying pipe 8 sprays the cooling liquid uniformly to the hot rolling support roller body 3 through the cooling liquid spray head 9 to cool the hot rolling support roller body 3, effectively avoiding the sintering of the residual emulsion on the work roll, prolonging the service life of the roll and ensuring the production quality; when in use, the main liquid delivery pipe 1001, the first vice liquid delivery pipe 1002, the second vice liquid delivery pipe 1003 and the main conveying pipe 8 made of brass material have good corrosion resistance, and can deliver the cooling liquid stably for a long time under harsh working conditions.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A hot-rolling backup roll auxiliary cooling mechanism comprising a first backup frame (1) and a second backup frame (2), and a hot-rolling backup roll body (3) rotatably installed in the middle of the first backup frame (1) and the second backup frame (2), characterized in that: The first support frame (1) is symmetrically provided with a first connecting seat (4) on the side facing the second support frame (2), the second support frame (2) is symmetrically provided with a second connecting seat (5) on the side facing the first support frame (1), the opposite sides of the first connecting seat (4) and the second connecting seat (5) are rotatably connected with a rotating disc (6), a main conveying pipe (8) is arranged between the two rotating discs (6), one side of the main conveying pipe (8) is provided with a cooling liquid spray head (9) for cooling the hot rolling support roller body (3), the inside of the first connecting seat (4) is provided with a spray angle adjusting assembly (7) for the rotation of the main conveying pipe (8), and the side of the first support frame (1) close to the second support frame (2) is provided with a liquid feeding assembly (10) for cooling liquid conveying. The spray angle adjusting assembly (7) comprises a rotating rod one (701), a main conical gear (702), a hand wheel (703), a rotating rod two (704) and a secondary conical gear (705), the rotating rod one (701) and the rotating rod two (704) are rotatably connected with the first connecting seat (4), one end of the rotating rod one (701) inside the first connecting seat (4) is fixedly connected with the main conical gear (702), one end of the rotating rod two (704) inside the first connecting seat (4) is fixedly connected with the secondary conical gear (705), and one end of the rotating rod one (701) outside the first connecting seat (4) is fixedly connected with the hand wheel (703).

2. The mechanism for assisting cooling of a hot-rolling backup roll according to claim 1, characterized by: The liquid feeding assembly (10) comprises a main liquid feeding pipe (1001), a first secondary liquid feeding pipe (1002), a second secondary liquid feeding pipe (1003) and a pipe clamp (1004), one end of the main liquid feeding pipe (1001) close to the hot rolling support roller body (3) is interconnected with the first secondary liquid feeding pipe (1002) and the second secondary liquid feeding pipe (1003), and the first secondary liquid feeding pipe (1002) and the second secondary liquid feeding pipe (1003) are fixedly connected with the first support frame (1) through the pipe clamp (1004).

3. A mechanism for assisting cooling of a hot-rolling backup roll according to claim 2, characterized in that: The main liquid feeding pipe (1001), the first secondary liquid feeding pipe (1002), the second secondary liquid feeding pipe (1003) and the main conveying pipe (8) are all made of brass, and the first secondary liquid feeding pipe (1002) and the second secondary liquid feeding pipe (1003) are respectively interconnected with the two main conveying pipes (8) on the side of the hot rolling support roller body (3).

4. The mechanism for assisting cooling of a hot-rolling backup roll according to claim 1, characterized by: The main conveying pipe (8) is located on the side of the hot rolling support roller body (3), the main conveying pipe (8) does not contact the hot rolling support roller body (3), the cooling liquid spray head (9) is provided with two groups of the same, each group of the cooling liquid spray head (9) is provided with a plurality of the same, the plurality of the cooling liquid spray head (9) is distributed at equal intervals, and the cross section of the main conveying pipe (8) is in a "D" shape structure.

5. The mechanism for assisting cooling of a hot-rolling backup roll according to claim 1, characterized by: The horizontal line of the main conveying pipe (8) is parallel to the horizontal line of the rotating disc (6), the radius of the main conveying pipe (8) is one fourth of the radius of the rotating disc (6), and the main conveying pipe (8) and the rotating disc (6) adopt an eccentric design.

6. The mechanism for assisting cooling of a hot-rolling backup roll according to claim 1, characterized by: The rotating rod two (704) is provided with two groups of the same two, each group of the rotating rod two (704) is provided with the same two, one rotating rod two (704) is rotatably connected with the first connecting seat (4), the other rotating rod two (704) is rotatably connected with the second connecting seat (5), and the rotating rod two (704) is fixedly connected with the rotating disc (6).

7. The mechanism for assisting cooling of a hot-rolling backup roll according to claim 1, characterized by: The main bevel gear (702) is meshedly connected with the auxiliary bevel gear (705), and the main bevel gear (702) and the auxiliary bevel gear (705) are located in the interior of the first connecting seat (4).

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