Online turnover device for continuous casting sheet billet

Abstract

The utility model discloses an online turnover device for a continuous casting slab, and belongs to the technical field of metallurgical equipment. The continuous casting slab online turnover device comprises a base, a conveying roller way and a turnover mechanism, the conveying roller way and the turnover mechanism are connected to the surface of the base, and a plurality of parallel rotating roller assemblies rotate in the same direction to form the conveying roller way of a slab; the turnover mechanism comprises a jacking arm and a blank receiving arm, the jacking arm is located between the two adjacent rotating roller assemblies, and the blank receiving arm is located on the outer sides of the rotating roller assemblies; after the jacking arm receives the plate blank on the conveying roller way, the plate blank is lifted and turned over to the blank receiving arm, on-line turning over of the plate blank is completed, and on-line plate blank inspection is achieved. The technical problems that in the prior art, due to off-line slab overturning inspection, slab hoisting time is long, and the inspection rhythm is slow are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical equipment technical field, more specifically, it is a kind of continuous casting slab online turnover device. BACKGROUND

[0002] In recent years, controlling continuous casting slab surface quality, reducing the defects such as bubble, inclusion, crack existing on slab surface become the important subject of research of each steel enterprise, which needs to turn over and clean the upper and lower surface of slab in time, so slab turnover device has been widely applied in each large steel plant.

[0003] The existing continuous casting slab turnover device is mostly offline form, slab is stored in slab yard after being offline, then hoisted to turnover device by crane to complete slab turnover and inspection operation, and the slab needing cleaning is hoisted to cleaning position by crane for manual cleaning. The offline slab turnover inspection takes a long time to hoist and check the slab. UTILITY MODEL CONTENT

[0004] 1. Technical problem to be solved by the utility model

[0005] In view of the above problems of the existing offline slab turnover inspection, the utility model provides a kind of continuous casting slab online turnover device, which transports slab on line through transport roller, cooperates with the lifting arm between transport roller and the blank receiving arm outside transport roller to turn over the slab on line to the outside of transport roller, so as to achieve the technical effect of online slab inspection.

[0006] 2. Technical scheme

[0007] To achieve the above purpose, the utility model provides the technical scheme as follows:

[0008] A kind of continuous casting slab online turnover device, including base and the transport roller and turnover mechanism connected to the surface of base, wherein: multiple parallel roller assemblies rotate in the same direction, forming the transport roller of slab;Turnover mechanism includes lifting arm and blank receiving arm, lifting arm is between adjacent two roller assemblies, blank receiving arm is located outside roller assembly;After lifting arm connects to the slab on transport roller, lift and turn over the slab to blank receiving arm, complete the online turnover of slab and realize online slab inspection.

[0009] Further technical scheme, roller assembly includes roller and driving pair and bearing seat connected to both ends of roller respectively, driving pair and bearing seat are connected to the surface of base, and driving pair is motor and its supporting components of prior art;One end of roller is connected to bearing in bearing seat.

[0010] Further technical solutions, the turnover mechanism further includes turnover support between the jacking arm and the blank receiving arm, the turnover support between the jacking arm and the blank receiving arm is formed with blank clamping position above; the arm end of the jacking arm and the blank receiving arm close to the blank clamping position is rotatably connected to the turnover support through a rotating shaft; the jacking hydraulic cylinder and the blank hydraulic cylinder are respectively hinged downward close to the middle of the jacking arm and the blank receiving arm, so that the two arms are realized to be connected and turned over.

[0011] Further technical solutions, the jacking hydraulic cylinder and the blank hydraulic cylinder are connected to the respective hydraulic cylinder support through an ear shaft, and the turnover support and the hydraulic cylinder support are connected to the corresponding mounting position of the base, so as to ensure the stability of the two arms in connection and turning over.

[0012] Further technical solutions, the arm end of the jacking arm and the blank receiving arm close to the blank clamping position is protruded as a stop block, which plays a limiting role, and the inner side of the stop block is detachably connected with a pad, and the pad is replaceable, so that the service life is improved.

[0013] Further technical solutions, the turnover mechanism is a plurality of parallel ones in number according to the length of the slab, so as to improve the adaptability and universality and adapt to slabs of different specifications.

[0014] 3, beneficial effects

[0015] Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

[0016] The online turnover device for continuous casting slabs of the utility model hides the turnover mechanism under the transport roller bed through the common base, directly transports the continuous casting slabs to the turnover position by the transport roller bed without being offline, changes the offline turnover inspection mode into the online turnover inspection mode, cancels the intermediate links such as slab offline and hoisting, simplifies the slab turnover inspection operation process, has simple structure, good synchronism, and high implementability by using the existing production line. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the online turnover device for continuous casting slabs of the specific embodiment;

[0018] Figure 2 It is a side view structure schematic view of the specific embodiment; Figure 1

[0019] Figure 3 It is a structure schematic view of the transport roller bed of the specific embodiment after being partially enlarged;

[0020] Figure 4 It is a structure schematic view of the turnover mechanism of the specific embodiment;

[0021] Figure 5 , Figure 6 , Figure 7 , Figure 8 ​This is an exploded view of the slab flipping action in a specific embodiment;

[0022] Figure 9 This is a partially enlarged structural diagram of the connection between the lifting arm, the lifting hydraulic cylinder, and the flap support in a specific embodiment.

[0023] Figure 10 This is a partially enlarged structural diagram showing the connection between the receiving arm, the receiving hydraulic cylinder, and the flip plate support in a specific embodiment.

[0024] In the diagram: 1. Conveyor roller conveyor; 2. Tilting mechanism; 3. Base; 5. Stop block; 6. Pad block; 9. Rotating shaft; 10. Slab; 20. Clamping position;

[0025] 1-1. Drive pair; 1-2. Bearing housing; 1-3. Rotary roller;

[0026] 2-1 Lifting arm; 2-2 Receiving arm; 2-3 Tilting support; 2-4 Lifting hydraulic cylinder; 2-5 Receiving hydraulic cylinder; 2-6 Hydraulic cylinder support; 2-7 Trunnion. Detailed Implementation

[0027] To further understand the contents of this utility model, a detailed description of the utility model is provided in conjunction with the accompanying drawings.

[0028] Example 1

[0029] The online turning device for continuous casting slabs in this embodiment, such as Figure 1 As shown, the system includes a base 3 and a transport roller conveyor 1 and a flipping mechanism 2 connected to the surface of the base 3. Multiple parallel roller assemblies rotate in the same direction to form the transport roller conveyor 1 for the slab 10. The flipping mechanism 2 includes a lifting arm 2-1 and a receiving arm 2-2. The lifting arm 2-1 is located between two adjacent roller assemblies, and the receiving arm 2-2 is located outside the roller assemblies. After the lifting arm 2-1 receives the slab 10 on the transport roller conveyor 1, it lifts and flips the slab 10 onto the receiving arm 2-2, completing the online flipping of the slab 10 and realizing online slab inspection.

[0030] Example 2

[0031] The online turning device for continuous casting slabs in this embodiment has the same basic structure as in Embodiment 1, with the following differences or improvements: Figure 1As shown, the roller assembly includes a roller 1-3 and a drive pair 1-1 and a bearing seat 1-2 connected to both ends of the roller 1-3. Both the drive pair 1-1 and the bearing seat 1-2 are connected to the surface of the base 3. The drive pair 1-1 is a motor and its supporting components of the prior art. One end of the roller 1-3 is connected to the output end of the motor, and the other end is connected to the bearing in the bearing seat 1-2. The flipping mechanism 2 also includes a flipping support 2-3 between the lifting arm 2-1 and the receiving arm 2-2. A clamping position 20 is formed above the flipping support 2-3 between the lifting arm 2-1 and the receiving arm 2-2. The arm ends of the lifting arm 2-1 and the receiving arm 2-2 near the clamping position 20 are rotatably connected to the flipping support 2-3 through a rotating shaft 9. A lifting hydraulic cylinder 2-4 and a receiving hydraulic cylinder 2-5 are respectively hinged downward near the middle of the lifting arm 2-1 and the receiving arm 2-2 to realize the receiving and flipping action of the two arms. Both the lifting hydraulic cylinder 2-4 and the receiving hydraulic cylinder 2-5 are connected to their respective hydraulic cylinder supports 2-6 via trunnions 2-7. The tilting support 2-3 and the hydraulic cylinder supports 2-6 are both connected to their corresponding mounting positions on the base 3 to ensure the stability of the two arms' receiving and tilting movements. The lifting arm 2-1 and the receiving arm 2-2 near the clamping position 20 both have protruding stops 5, which serve as limiters. A pad 6 is detachably connected to the inner side of the stop 5; the pad 6 is replaceable, improving its service life. The tilting mechanism 2 consists of multiple parallel units, adjustable according to the length of the slab 10, to improve its adaptability and versatility, accommodating slabs 10 of different specifications.

[0032] The online flipping device for continuous casting slabs in this embodiment can realize the online flipping of slab 10, eliminating intermediate links such as slab 10 unloading and hoisting, simplifying the slab 10 flipping and inspection operation process, while having a simple structure, good synchronization, and strong feasibility for modification using existing production lines.

[0033] Example 3

[0034] The online turning device for continuous casting slabs in this embodiment has the same basic structure as in embodiment 2, such as... Figure 1 As shown, it includes a common base 3, ten transport rollers 1, and four sets of tilting mechanisms 2. The number of transport rollers 1 and the number of tilting mechanisms 2 can be adjusted according to the fixed length of the slab 10 or the transport distance.

[0035] like Figure 2 , 4, 9, 10, the turnover mechanism 2 is a fitting, lifting arm 2-1, blank arm 2-2 and turnover support 2-3 through the pin shaft connection. Turnover support 2-3 and public base 3 through bolted connection. Lifting hydraulic cylinder 2-4, blank hydraulic cylinder 2-5 is the middle trunnion form, trunnion 2-7 and hydraulic cylinder support 2-6 hinged. Public base 3 is a steel structure welded parts, the upper part is provided with several installation position, with the installation support of turnover support 2-3 and bearing seat 1-2 through bolted connection. To save production space, lifting hydraulic cylinder 2-4 and blank hydraulic cylinder 2-5 can be installed in the public base 3 below the foundation pit.

[0036] The continuous casting slab online turnover device of the embodiment, in specific application:

[0037] Slab 10 is transported to the turnover position by the transport roller 1 from the previous process, at this time the lifting arm 2-1 is located below the initial position of the transport roller 1 waiting; after the slab 10 reaches the stop position, the rotating roller 1-3 in the roller stops, and the slab 10 stops.

[0038] As shown in Figure 3 , the bearing seat 1-2 of the transport roller 1 and the public base 3 are connected by bolts.

[0039] As shown in Figure 4 , the end of the lifting arm 2-1 and the blank arm 2-2 is connected with the turnover support 2-3 through the rotating shaft 9, and the lower part is connected with the lifting hydraulic cylinder 2-4 pin shaft. The end of the blank arm 2-2 is connected with the turnover support 2-3 through the rotating shaft 9, and the lower part is connected with the blank hydraulic cylinder 2-5 pin shaft.

[0040] As shown in Figure 2 , the lifting arm 2-1 rotates under the drive of the lifting hydraulic cylinder 2-4, lifts the slab 10 and starts to turn over, reaches the clamping position 20 and stops. At this time, the blank arm 2-2 rotates under the drive of the blank hydraulic cylinder 2-5, reaches the clamping position 20 and stops. The turning angle of the lifting arm 2-1 and the blank arm 2-2 can be adjusted according to the thickness of the slab 10.

[0041] As shown in Figure 5 , 6 , 7, after reaching the clamping position 20, the lifting arm 2-1 and the blank arm 2-2 rotate at the same speed and in the same direction under the drive of the lifting hydraulic cylinder 2-4 and the blank hydraulic cylinder 2-5, clamp the slab 10 and complete the turnover, so that the center of gravity of the slab 10 is turned from one side of the lifting arm 2-1 to one side of the blank arm 2-2.

[0042] As shown in Figure 8 , the blank arm 2-2 holds the slab 10 and turns to the horizontal position under the drive of the blank hydraulic cylinder 2-5, and the lifting arm 2-1 returns to the initial position empty, completing the entire slab 10 online turnover operation.

[0043] The above describes the utility model and its embodiments in a schematic manner, and the description is not restrictive, and the drawings only show one of the embodiments of the utility model, and the actual structure and manufacturing steps are not limited thereto. Therefore, if a person of ordinary skill in the art is inspired thereby, without departing from the purpose of the utility model, similar structure modes and embodiments are not created by creativity, and all should belong to the protection scope of the utility model.

Claims

1. An online turning device for continuously cast slabs, characterized in that: Includes a base (3) and a transport roller (1) and a tilting mechanism (2) connected to the surface of the base (3), wherein: Multiple parallel roller assemblies rotate in the same direction to form a conveyor roller track (1) for the slab (10). The flipping mechanism (2) includes a lifting arm (2-1) and a receiving arm (2-2). The lifting arm (2-1) is located between two adjacent roller assemblies, and the receiving arm (2-2) is located outside the roller assembly. After the lifting arm (2-1) receives the slab (10) on the transport roller (1), it lifts and flips the slab (10) onto the receiving arm (2-2).

2. The online turning device for continuous casting slabs according to claim 1, characterized in that: The roller assembly includes a roller (1-3) and a drive pair (1-1) and a bearing seat (1-2) respectively connected to both ends of the roller (1-3). The drive pair (1-1) and the bearing seat (1-2) are both connected to the base (3).

3. The online turning device for continuous casting slabs according to claim 1, characterized in that: The flipping mechanism (2) further includes a flipping support (2-3) between the lifting arm (2-1) and the receiving arm (2-2). A clamping position (20) is formed above the flipping support (2-3) between the lifting arm (2-1) and the receiving arm (2-2). The lifting arm (2-1) and the receiving arm (2-2) are rotatably connected to the flipping support (2-3) via a rotating shaft (9) near the arm ends of the clamping position (20). A lifting hydraulic cylinder (2-4) and a receiving hydraulic cylinder (2-5) are respectively hinged downward near the middle of the lifting arm (2-1) and the receiving arm (2-2).

4. The online turning device for continuous casting slabs according to claim 3, characterized in that: The lifting hydraulic cylinder (2-4) and the receiving hydraulic cylinder (2-5) are both connected to their respective hydraulic cylinder supports (2-6) via trunnions (2-7), and the tilting support (2-3) and the hydraulic cylinder support (2-6) are both connected to the corresponding mounting positions on the base (3).

5. The online turning device for continuous casting slabs according to claim 3, characterized in that: The lifting arm (2-1) and the receiving arm (2-2) near the clamping position (20) both have a protruding stop (5) at the end of the arm. A pad (6) is detachably connected to the inner side of the stop (5).

6. The online turning device for continuous casting slabs according to claim 3, characterized in that: The flipping mechanism (2) consists of multiple parallel units whose number is adjusted according to the length of the slab (10).

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