Blank ejection device of continuous casting machine

Abstract

The utility model relates to an ejection device of a continuous casting machine, in particular to the technical field of continuous casting machines. Comprising a bottom plate, a support, a material collecting assembly, a mounting plate, a rotating shaft, a rotating roller, a driving motor, a bearing support, an annular water passing cavity, a water cooling cavity and a limiting mechanism. The problem that an existing cooling pool cannot rapidly dissipate heat is solved; and in the conveying process of the steel billets, due to the fact that the temperature of the steel billets is high, the service life of the rotating rollers can be greatly shortened in the long-time using process.

Description

Technical Field

[0001] The utility model relates to the technical field of continuous casting machines, in particular to a billet discharging device for continuous casting machines. Background Art

[0002] The production process of continuously pouring high-temperature molten steel into ingots with a certain cross-sectional shape and certain size specifications is called continuous steel casting. The equipment required to complete this process is called a continuous casting equipment set. The electromechanical and hydraulic integration of steel pouring equipment, continuous casting machine main equipment, cutting area equipment, chain guide rod collection and conveying equipment constitutes the core equipment of continuous steel casting, which is customarily called a continuous casting machine.

[0003] However, in the current continuous casting machine billet discharging device, the position of the billet is easily shifted during the billet discharging process, causing the billet to hit the bracket and damage the bracket; and during the transportation process of the billet, due to its own high temperature, the service life of the rotating roller will be greatly reduced during long-term use. Utility Model Content

[0004] (1) Technical issues to be resolved

[0005] The utility model provides a continuous casting machine billet discharging device, which overcomes the problem that the current cooling pool cannot quickly dissipate heat; and during the transportation of the billet, due to the high temperature of the billet itself, the service life of the rotating roller will be greatly reduced during long-term use.

[0006] (2) Technical solution

[0007] In order to solve the above technical problems, the utility model provides a continuous casting machine blank discharging device, including a bottom plate, a bracket, a material collecting assembly, a mounting plate, a rotating shaft, a rotating roller, a driving motor, a bearing support, an annular water passage cavity, a water cooling cavity, and a limiting mechanism;

[0008] The bracket is fixedly connected above the base plate; the aggregate assembly is provided on the base plate; the mounting plate is fixedly connected to the bracket; the rotating shaft is rotatably installed between the mounting plates; the rotating roller is sleeved on the rotating shaft; one end of the rotating shaft is connected to the driving motor through a coupling; the bearing supports are symmetrically arranged at both ends; an annular water passage cavity is provided on the bearing support; the water cooling cavity is provided inside the rotating roller; the annular water passage cavity and the water cooling cavity are connected; the limiting mechanism for preventing the steel billet from shifting is provided above the bracket.

[0009] The annular water passage cavity is provided with a water inlet and a water return port, and the water inlet and the water return port can be connected to an external water delivery device.

[0010] The material collection assembly includes a driving cylinder, a push plate, and a material collection box;

[0011] The driving cylinder is arranged on one side above the bottom plate; the connecting rod of the driving cylinder is connected to the pushing plate; and a collecting box is arranged in the discharging direction of the bottom plate.

[0012] The limiting mechanism includes a first mounting frame, a screw rod, a second mounting frame, a fixed shaft, a limiting plate, a limiting block, and a tension spring;

[0013] The first mounting frame is extended and connected to the mounting plates on both sides; the screw rod is rotatably mounted on the first mounting frame; one end of the screw rod is connected to the second mounting frame; the second mounting frame is slidably connected to the first mounting frame; a plurality of the fixed shafts are evenly mounted on the first mounting frame; the limit plate is rotatably mounted on the fixed shaft; the limit block is provided on the top of the second mounting frame; the tension spring is provided on one end surface of the limit block and the limit plate.

[0014] The driving motor is connected to the active rotating shaft; the driven rotating shaft and the active rotating shaft are connected via a chain transmission.

[0015] The rotating handle is arranged at one end of the screw rod facing outwards.

[0016] (3) Beneficial effects

[0017] The utility model provides a continuous casting machine billet discharging device, which overcomes the problem that the current cooling pool cannot quickly dissipate heat; and during the transportation of the billet, due to the high temperature of the billet itself, the service life of the rotating roller will be greatly reduced during long-term use.

[0018] 1. The utility model provides a water cooling chamber outside the rotating roller, thereby increasing the service life of the rotating roller.

[0019] 2. The utility model provides a collection assembly so that the residues falling from the surface of the steel part can be collected.

[0020] 3. The utility model sets a limit mechanism to prevent the steel billet from being easily deviated during the conveying process of the billet discharge roller, thereby reducing the damage to the bracket caused by the steel billet during the movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A continuous casting machine blank discharging device proposed by the utility model;

[0022] Figure 2 It is a structural schematic diagram of the rotating roller connection part in the utility model;

[0023] Figure 3 It is a structural schematic diagram of the limiting mechanism in the utility model;

[0024] Figure markings: 1-base plate, 2-bracket, 3-collection assembly, 31-driving cylinder, 32-push plate, 33-collection box, 4-mounting plate, 5-rotating shaft, 6-rotating roller, 7-driving motor, 8-bearing support, 9-annular water passage chamber, 10-water cooling chamber, 11-limiting mechanism, 111-first mounting frame, 112-screw, 113-second mounting frame, 114-fixed shaft, 115-limiting plate, 116-limiting block, 117-tension spring, 118-rotating handle. DETAILED DESCRIPTION

[0025] The utility model is further described in conjunction with the accompanying drawings and embodiments.

[0026] like Figures 1 to 3 As shown, a continuous casting machine blank discharging device described in the utility model comprises a bottom plate 1, a bracket 2, a collection assembly 3, a mounting plate 4, a rotating shaft 5, a rotating roller 6, a driving motor 7, a bearing support 8, an annular water passage cavity 9, a water cooling cavity 10, and a limiting mechanism 11;

[0027] The bracket 2 is fixedly connected above the base plate 1; the aggregate assembly 3 is provided on the base plate 1; the mounting plate 4 is fixedly connected to the bracket 2; the rotating shaft 5 is rotatably installed between the mounting plates 4; the rotating roller 6 is sleeved on the rotating shaft 5; one end of the rotating shaft 5 is connected to the driving motor 7 through a coupling; the bearing supports 8 are symmetrically arranged at both ends; an annular water passage cavity 9 is provided on the bearing support 8; the water cooling cavity 10 is provided inside the rotating roller 6; the annular water passage cavity 9 is connected to the water cooling cavity 10; the limiting mechanism 11 for preventing the steel billet from shifting is provided above the bracket 2.

[0028] The annular water passage cavity 9 is provided with a water inlet and a water return port, and the water inlet and the water return port can be connected to an external water delivery device. By arranging a water cooling cavity 10 outside the rotating roller 6, the service life of the rotating roller 6 is increased.

[0029] The material collection assembly 3 includes a driving cylinder 31, a push plate 32, and a material collection box 33;

[0030] The driving cylinder 31 is provided on one side above the bottom plate 1; the connecting rod of the driving cylinder 31 is connected to the push plate 32; and a collecting box 33 is provided in the discharge direction of the bottom plate 1. By providing the collecting assembly 3, the residues dropped from the surface of the steel part can be collected.

[0031] The limiting mechanism 11 includes a first mounting frame 111, a screw rod 112, a second mounting frame 113, a fixed shaft 114, a limiting plate 115, a limiting block 116, and a tension spring 117;

[0032] The first mounting frame 111 is extended and connected to the mounting plates 4 on both sides; the screw rod 112 is rotatably mounted on the first mounting frame 111; one end of the screw rod 112 is connected to the second mounting frame 113; the second mounting frame 113 is slidably connected to the first mounting frame 111; a plurality of fixed shafts 114 are evenly mounted on the first mounting frame 111; the limiting plate 115 is rotatably mounted on the fixed shaft 114; the limiting block 116 is provided on the top of the second mounting frame 113; the tension spring 117 is provided on one end surface of the limiting block 116 and the limiting plate 115. By setting the limiting mechanism 11, the steel billet is not easily deviated during the conveyance of the billet discharge roller, and the damage to the bracket 2 caused by the steel billet during the movement is reduced.

[0033] The driving motor 7 is connected to the active rotating shaft 5 ; the driven rotating shaft 5 and the active rotating shaft 5 are connected via a chain drive.

[0034] The rotating handle 118 is disposed at one outward end of the screw rod 112 .

[0035] Working principle: the device is placed at the desired location, and then the steel billet is placed on the rotating roller 6 for transmission. The position of the steel billet is limited by multiple limit plates 115. The steel billet is easy to hit the bracket 2 during the movement, thereby damaging the bracket 2; by turning the handle 118, the distance between the second mounting frames 113 on the left and right sides of the device is adjusted. When the steel billet squeezes the limit plate 115, the tension spring 117 acts as a buffer force; at the same time, a part of the steel billet residue falls off the rotating roller 6, and by opening the driving cylinder 31, the push plate 32 pushes the residue to fall into the collection box 33; a water cooling cavity 10 is provided on the outer wall of the rotating roller 6, which can be communicated with the water cooling cavity 10 inside the bearing support 8, and the bearing support 8 can be connected to an external water delivery device, so that the surface of the rotating roller 6 is cooled, and the service life of the rotating roller 6 is increased. The contents not described in detail in this specification belong to the prior art known to professionals in this field.

[0036] The above-mentioned embodiments only express the preferred implementation of the utility model, and the description is relatively specific and detailed, but the utility model is not limited to these embodiments. It should be pointed out that for ordinary technicians in this field. Under the premise of not departing from the purpose of the utility model, any improvement made shall fall within the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A continuous casting machine billet discharging device, characterized in that: It comprises a base plate (1), a bracket (2), a material collection assembly (3), a mounting plate (4), a rotating shaft (5), a rotating roller (6), a driving motor (7), a bearing support (8), an annular water passage cavity (9), a water cooling cavity (10), and a limiting mechanism (11); The bracket (2) is fixedly connected above the bottom plate (1); the collecting assembly (3) is provided on the bottom plate (1); the mounting plate (4) is fixedly connected to the bracket (2); the rotating shaft (5) is rotatably mounted between the mounting plates (4); the rotating roller (6) is sleeved on the rotating shaft (5); one end of the rotating shaft (5) is connected to the driving motor (7) via a coupling; the bearing supports (8) are symmetrically arranged at both ends; an annular water passage cavity (9) is provided on the bearing support (8); the water cooling cavity (10) is provided inside the rotating roller (6); the annular water passage cavity (9) is connected to the water cooling cavity (10); and the limiting mechanism (11) for preventing the steel billet from deflecting is provided above the bracket (2).

2. A continuous casting machine discharging device according to claim 1, characterized in that: The annular water passage cavity (9) is provided with a water inlet and a water return port, and the water inlet and the water return port can be connected to an external water delivery device.

3. A continuous casting machine discharging device according to claim 1, characterized in that: The material collection assembly (3) comprises a driving cylinder (31), a push plate (32), and a material collection box (33); The driving cylinder (31) is provided on one side above the bottom plate (1); the connecting rod of the driving cylinder (31) is connected to the push plate (32); and a material collecting box (33) is provided in the discharge direction of the bottom plate (1).

4. A continuous casting machine discharging device according to claim 1, characterized in that: The limiting mechanism (11) comprises a first mounting frame (111), a screw rod (112), a second mounting frame (113), a fixed shaft (114), a limiting plate (115), a limiting block (116), and a tension spring (117); The first mounting frame (111) is extended and connected to the mounting plates (4) on both sides; the screw rod (112) is rotatably mounted on the first mounting frame (111); one end of the screw rod (112) is connected to the second mounting frame (113); the second mounting frame (113) is slidably connected to the first mounting frame (111); a plurality of fixed shafts (114) are evenly mounted on the first mounting frame (111); the limit plate (115) is rotatably mounted on the fixed shaft (114); the limit block (116) is provided at the top of the second mounting frame (113); and the tension spring (117) is provided on one end surface of the limit block (116) and the limit plate (115).

5. A continuous casting machine discharging device according to claim 1, characterized in that: The driving motor (7) is connected to the active rotating shaft (5); the driven rotating shaft (5) and the active rotating shaft (5) are connected via a chain drive.

6. A continuous casting machine discharging device according to claim 4, characterized in that: A rotating handle (118) is provided at one outward end of the screw rod (112).

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