Casting mouth front box device

Abstract

The utility model particularly relates to a casting mouth front box device which comprises a front box main body, a linear liquid inlet pipe and a top cover, a filter plate is placed in an inner cavity of the front box main body, a shunting liquid inlet pipe is communicated between side walls of two ends of the front box main body, and one side, far away from the shunting liquid inlet pipe, of the front box main body is communicated with a liquid outlet pipe. Transverse plates are symmetrically and fixedly connected to the side walls of the two ends of the front box body, telescopic assemblies are symmetrically and fixedly connected to the two ends of the top of each transverse plate, a clamping plate is fixedly connected between the two telescopic assemblies, a vertical plate is fixedly connected to one side of the top of each transverse plate, and a limiting assembly is slidably arranged on the side wall of each vertical plate. Compared with an existing device, when the device is used for fixing the top cover, the consumed time is short, the speed is high, the hole is formed in the side face of the front box body and is in butt joint with the flow dividing liquid inlet pipe, molten aluminum enters the side face of the front box body after being disturbed through the flow dividing liquid inlet pipe, and flow control of the molten aluminum is better facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of a front box of a casting and rolling machine, in particular to a casting nozzle front box device. Background Art

[0002] The current aluminum strip casting and rolling machine includes a holding furnace, a front box, a casting and rolling device, and a coiler. The outflow port of the holding furnace is corresponding to the inflow port of the front box so that the aluminum liquid in the holding furnace can flow smoothly into the front box. The casting and rolling device includes a frame, a casting nozzle, and a rolling mill. The output port of the front box is connected to the casting nozzle so that the aluminum liquid in the front box flows into the casting nozzle, and the aluminum liquid is injected into the rolling mill cooled by cooling water through the casting nozzle, so that the aluminum liquid is distributed, cooled, and solidified along the width of the rolling mill surface, and then rolled into shape by the rolling mill to form a cast-rolled aluminum strip.

[0003] In the prior art, horizontal rolling mills use a straight flow channel directly through the front box. The aluminum liquid is not well disturbed and static, and it is not easy to control the flow. The plate surface fluctuation caused by the liquid level fluctuation is prone to occur. At the same time, the existing casting nozzle front box top cover is mostly fixed by screws, which is time-consuming and labor-intensive. Utility Model Content

[0004] The utility model aims to provide a casting nozzle front box device to solve the problems raised in the above background technology.

[0005] The technical solution of the utility model is: a casting nozzle front box device, comprising a front box body, a linear liquid inlet pipe and a top cover, and the top cover is located at the top of the front box body, a filter plate is placed in the inner cavity of the front box body, a shunt liquid inlet pipe is connected between the side walls at both ends of the front box body, and the side of the shunt liquid inlet pipe away from the front box body is connected to the linear liquid inlet pipe, and the side of the front box body away from the shunt liquid inlet pipe is connected to the liquid outlet pipe, horizontal plates are symmetrically fixedly connected to the side walls at both ends of the front box body, telescopic components are symmetrically fixedly connected at both ends of the top of the horizontal plate, a clamping plate that cooperates with the top cover is fixedly connected between the two groups of the telescopic components, a vertical plate is fixedly connected to one side of the top of the horizontal plate, a limiting component is slidably arranged on the side wall of the vertical plate, and a limiting groove that cooperates with the limiting component is opened on the side of the clamping plate close to the vertical plate.

[0006] Based on the above technical features: before use, the top cover is placed on the top of the front box body, and then the limit assembly is pulled in the direction away from the clamping plate so that the limit end of the limit assembly is disengaged from the limit groove, thereby releasing the limit constraint of the limit assembly on the clamping plate, and then the telescopic assembly drives the clamping plate to abut against the top of the top cover under the action of its own elastic force, so as to achieve the limit fixation of the top cover by the telescopic assembly. Compared with the existing device, the device in the present application takes less time and is faster when fixing the top cover; at the same time, a diverter liquid inlet pipe is arranged between the linear liquid inlet pipe and the front box body, and a hole is opened on the side of the front box body and connected to the diverter liquid inlet pipe, so that the aluminum liquid enters the inner cavity of the front box body from the side, and the aluminum liquid enters from the side of the front box body after being disturbed by the diverter liquid inlet pipe, which is more conducive to the flow control of the aluminum liquid.

[0007] Preferably, the telescopic assembly includes a sliding rod fixedly connected to one side of the top of the horizontal plate, the top of the sliding rod is fixedly connected to a top plate, a slider is slidably arranged on the sliding rod body, a spring is wound around the sliding rod body, and the spring is connected between the top plate and the slider.

[0008] Based on the above technical features: before use, place the top cover on the top of the front box body, then pull the limit assembly in the direction away from the clamping plate, so that the limit end of the limit assembly disengages from the limit groove, thereby releasing the limit constraint of the limit assembly on the clamping plate, and then, the set slider drives the clamping plate to abut against the top of the top cover under the action of the elastic force of the spring, so as to achieve the limit fixation of the clamping plate to the top cover.

[0009] Preferably, an initial state of the spring is a compressed state.

[0010] Based on the above technical features: this action allows the limit assembly to release the limit constraint on the clamping plate, and the set spring will apply a downward force to the slider.

[0011] Preferably, the limiting assembly comprises a limiting rod slidably arranged on the side wall of the vertical plate, the limiting rod is fixedly connected to a circular plate on one side away from the clamping plate, a second spring is wound around the rod body of the limiting rod, and the second spring is connected between the circular plate and the vertical plate.

[0012] Based on the above technical features: before use, place the top cover on the top of the front box body, then pull the limit rod away from the clamping plate so that the limit end of the limit rod is disengaged from the limit groove, thereby releasing the limit constraint of the limit rod on the clamping plate.

[0013] Preferably, a pull ring 1 is fixedly connected to the top of the filter plate.

[0014] Based on the above technical features: a pull ring is provided to facilitate pulling the filter plate out of the inner cavity of the front box body.

[0015] Preferably, a second pull ring is fixedly connected to the top of the clamping plate.

[0016] Based on the above technical features: the pull ring 2 is arranged to facilitate pulling the clamping plate to move upward.

[0017] The utility model provides a nozzle front box device through improvement, which has the following improvements and advantages compared with the prior art:

[0018] First, before use, the utility model places the top cover on the top of the front box body, then pulls the limit assembly in a direction away from the clamping plate, so that the limit end of the limit assembly is separated from the limit groove, thereby releasing the limit constraint of the limit assembly on the clamping plate, and then, the telescopic assembly drives the clamping plate to abut against the top of the top cover under the action of its own elastic force, so as to achieve the limit fixation of the top cover by the telescopic assembly. Compared with the existing device, the device in the present application takes less time and is faster when fixing the top cover;

[0019] Second, the utility model sets a shunt liquid inlet pipe between the linear liquid inlet pipe and the front box body, opens a hole on the side of the front box body and connects it to the shunt liquid inlet pipe, so that the aluminum liquid enters the inner cavity of the front box body from the side. After being disturbed by the shunt liquid inlet pipe, the aluminum liquid enters from the side of the front box body, which is more conducive to the flow control of the aluminum liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 It is a partial structural schematic diagram of the utility model;

[0023] Figure 3 This utility model Figure 2 A schematic diagram of the enlarged structure of part A;

[0024] Figure 4 It is a schematic diagram of the inner cavity structure of the front box body of the utility model.

[0025] Description of reference numerals:

[0026] 1. Front box body; 2. Linear liquid inlet pipe; 3. Top cover; 4. Filter plate; 5. Diverter liquid inlet pipe; 6. Liquid outlet pipe; 7. Horizontal plate; 8. Telescopic assembly; 81. Sliding rod; 82. Top plate; 83. Sliding block; 84. Spring 1; 9. Clamping plate; 10. Vertical plate; 11. Limiting assembly; 111. Limiting rod; 112. Round plate; 113. Spring 2; 12. Limiting groove; 13. Pull ring 1; 14. Pull ring 2. DETAILED DESCRIPTION

[0027] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] The utility model provides a casting nozzle front box device through improvement. The technical solution of the utility model is:

[0029] like Figure 1-Figure 4 As shown, a casting nozzle front box device comprises a front box body 1, a linear liquid inlet pipe 2 and a top cover 3, and the top cover 3 is located at the top of the front box body 1, a filter plate 4 is placed in the inner cavity of the front box body 1, a shunt liquid inlet pipe 5 is connected between the side walls at both ends of the front box body 1, and the side of the shunt liquid inlet pipe 5 away from the front box body 1 is connected with the linear liquid inlet pipe 2, and the side of the front box body 1 away from the shunt liquid inlet pipe 5 is connected with a liquid outlet pipe 6, cross plates 7 are symmetrically fixedly connected to the side walls at both ends of the front box body 1, telescopic components 8 are symmetrically fixedly connected at both ends of the top of the cross plate 7, a clamping plate 9 that cooperates with the top cover 3 is fixedly connected between the two groups of telescopic components 8, a vertical plate 10 is fixedly connected to one side of the top of the cross plate 7, a limiting component 11 is slidably arranged on the side wall of the vertical plate 10, and a limiting groove 12 that cooperates with the limiting component 11 is opened on the side of the clamping plate 9 close to the vertical plate 10

[0030] Furthermore, the limiting assembly 11 includes a limiting rod 111 slidably disposed on the side wall of the vertical plate 10, a circular plate 112 is fixedly connected to the side of the limiting rod 111 away from the clamping plate 9, a second spring 113 is wound around the rod body of the limiting rod 111, and the second spring 113 is connected between the circular plate 112 and the vertical plate 10. Before use, the top cover 3 is placed on the top of the front box body 1, and then the limiting rod 111 is pulled in a direction away from the clamping plate 9, so that the limiting end of the limiting rod 111 is separated from the limiting groove 12, thereby releasing the limiting constraint of the limiting rod 111 on the clamping plate 9.

[0031] Further, the telescopic assembly 8 includes a slide bar 81 fixedly connected to one side of the top of the cross plate 7, a top plate 82 fixedly connected to the top of the slide bar 81, a slider 83 slidably arranged on the rod body of the slide bar 81, a spring 1 84 wound around the rod body of the slide bar 81, and the spring 1 84 is connected between the top plate 82 and the slider 83. Among them, the initial state of the spring 1 84 is a compressed state. The slider 83 is set to drive the clamping plate 9 to abut against the top of the top cover 3 under the action of the elastic force of the spring 1 84, so as to realize the clamping plate 9 to limit and fix the top cover 3. Compared with the existing device, the device in the present application takes less time and has a faster speed when fixing the top cover 3.

[0032] In addition, by setting a diverter liquid inlet pipe 5 between the linear liquid inlet pipe 2 and the front box body 1, a hole is opened on the side of the front box body 1 and connected to the diverter liquid inlet pipe 5, the aluminum liquid enters the inner cavity of the front box body 1 from the side, and the aluminum liquid enters from the side of the front box body 1 after being disturbed by the diverter liquid inlet pipe 5, which is more conducive to the flow control of the aluminum liquid.

[0033] In addition, a pull ring 13 is fixedly connected to the top of the filter plate 4, and the pull ring 13 is convenient for pulling the filter plate 4 out of the inner cavity of the front box body 1. A pull ring 2 14 is fixedly connected to the top of the clamping plate 9, and the pull ring 2 14 is convenient for pulling the clamping plate 9 to move upward.

[0034] Working principle: Before use, place the top cover 3 on the top of the front box body 1, and then pull the limit rod 111 in the direction away from the clamping plate 9, so that the limit end of the limit rod 111 disengages from the limit groove 12, thereby releasing the limit constraint of the limit rod 111 on the clamping plate 9, and then, the provided slider 83 drives the clamping plate 9 to abut against the top of the top cover 3 under the action of the elastic force of the spring 84, so as to achieve the limit fixation of the top cover 3 by the clamping plate 9. Compared with the existing device, the device in the present application takes less time and is faster in fixing the top cover 3.

[0035] In addition, by setting a diverter liquid inlet pipe 5 between the linear liquid inlet pipe 2 and the front box body 1, a hole is opened on the side of the front box body 1 and connected to the diverter liquid inlet pipe 5, the aluminum liquid enters the inner cavity of the front box body 1 from the side, and the aluminum liquid enters from the side of the front box body 1 after being disturbed by the diverter liquid inlet pipe 5, which is more conducive to the flow control of the aluminum liquid.

[0036] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A nozzle front box device, comprising a front box body (1), a linear liquid inlet pipe (2) and a top cover (3), wherein the top cover (3) is located on the top of the front box body (1), characterized in that: A filter plate (4) is placed in the inner cavity of the front box body (1), a shunt liquid inlet pipe (5) is connected between the side walls at both ends of the front box body (1), and the side of the shunt liquid inlet pipe (5) away from the front box body (1) is connected to the linear liquid inlet pipe (2), and the side of the front box body (1) away from the shunt liquid inlet pipe (5) is connected to the liquid outlet pipe (6), and the side walls at both ends of the front box body (1) are symmetrically fixedly connected with transverse plates (7), and the top ends of the transverse plates (7) are symmetrically fixedly connected with telescopic components (8), and a clamping plate (9) that cooperates with the top cover (3) is fixedly connected between the two groups of telescopic components (8), and a vertical plate (10) is fixedly connected to one side of the top of the horizontal plate (7), and a limit component (11) is slidably arranged on the side wall of the vertical plate (10), and a limit groove (12) that cooperates with the limit component (11) is provided on the side of the clamping plate (9) close to the vertical plate (10) and 2. A nozzle front box device according to claim 1, characterized in that: The telescopic assembly (8) comprises a slide bar (81) fixedly connected to one side of the top of the transverse plate (7); the top of the slide bar (81) is fixedly connected to a top plate (82); a slider (83) is slidably arranged on the body of the slide bar (81); a spring (84) is wound around the body of the slide bar (81); and the spring (84) is connected between the top plate (82) and the slider (83).

3. A nozzle front box device according to claim 2, characterized in that: The initial state of the spring 1 (84) is a compressed state.

4. A nozzle front box device according to claim 1, characterized in that: The limiting assembly (11) comprises a limiting rod (111) slidably arranged on the side wall of the vertical plate (10); a circular plate (112) is fixedly connected to the side of the limiting rod (111) away from the clamping plate (9); a second spring (113) is wound around the rod body of the limiting rod (111); and the second spring (113) is connected between the circular plate (112) and the vertical plate (10).

5. The nozzle front box device according to claim 1, characterized in that: A pull ring (13) is fixedly connected to the top of the filter plate (4).

6. A nozzle front box device according to claim 1, characterized in that: A second pull ring (14) is fixedly connected to the top of the clamping plate (9).

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