Unreeling device for stainless steel coiled plate

Abstract

The utility model discloses an unwinding device for a stainless steel coiled plate, which belongs to the technical field of stainless steel coiled plates and comprises a steel coil guide box, a plurality of rectangular buffer boxes are uniformly distributed at the top and the bottom in the steel coil guide box, and vertical sliding plates are slidably connected in the rectangular buffer boxes. A vertical sliding column is fixed to the bottom of the vertical sliding plate, and a limiting roller is rotationally connected into the vertical sliding column through a pin shaft. A lifting mechanism used for lifting the limiting rollers is arranged on the outer side of the steel coil guiding box, a vertical sliding groove is formed in the rectangular buffering box, through a series of design, the distance between the multiple limiting rollers can be adjusted, the two vertically-designed limiting rollers can limit the up-and-down swing amplitude of a steel plate, and therefore the steel plate can be stably and stably swung. The steel plate unwinding device can effectively reduce vertical swing of a steel plate in the unwinding process, improves stability and safety in the unwinding process, and meanwhile improves unwinding efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of stainless steel plate rolling, and in particular relates to an unwinding device for stainless steel plate rolling. Background Art

[0002] Stainless steel coil is a rolled sheet made of stainless steel material, which has the characteristics of corrosion resistance, high temperature resistance and beautiful appearance. It is widely used in construction, chemical industry, pharmaceutical industry, food processing and other fields. Stainless steel coil is divided into austenite, ferrite, martensite, duplex (ferrite-austenite) stainless steel cold rolled coil and stainless steel hot rolled coil;

[0003] At present, the unwinding device of steel coil is widely used in the metal processing industry. However, during the unwinding process, due to the weight and inertia of the steel coil itself, the steel plate often has a large vertical swing during unwinding, which not only affects the subsequent movement and processing efficiency of the steel plate, but also may cause safety hazards. Therefore, we design an unwinding device for stainless steel coil to provide another technical solution to the above technical problems. Utility Model Content

[0004] The utility model aims to provide a coiling device for stainless steel coils, so as to solve the problems of the prior art in the use process proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coil unwinding device for stainless steel coils, comprising a steel coil guide box, a plurality of rectangular buffer boxes are evenly arranged at the top and bottom of the steel coil guide box, a vertical sliding plate is slidably connected to the inside of the rectangular buffer box, a vertical sliding column is fixed to the bottom of the vertical sliding plate, and the inside of the vertical sliding column is rotatably connected to a limit roller through a pin shaft;

[0006] A lifting mechanism for lifting and lowering the limiting roller is arranged on the outer side of the steel coil guide box.

[0007] Preferably, a vertical slide groove is opened inside the rectangular buffer box, the vertical sliding plate is located inside the vertical slide groove and is slidably connected to the rectangular buffer box through the vertical slide groove, and a rigid spring is provided between the rectangular buffer box and the vertical sliding plate and inside the vertical slide groove.

[0008] Preferably, the lifting mechanism includes a U-shaped frame, which is fixed to the outside of the steel coil guide box, and the top bolts of the U-shaped frame are fixed with a driving motor, and the output end of the driving motor is fixed with a first vertical threaded rod, and the bottom of the first vertical threaded rod is fixed with a second vertical threaded rod, and the thread rotation directions of the first vertical threaded rod and the second vertical threaded rod are opposite, and the outer sides of the first vertical threaded rod and the second vertical threaded rod are both threadedly connected with a vertical sliding block, and one end of the vertical sliding block is rotatably connected to a transverse rotating column through a pin shaft.

[0009] Preferably, a dovetail slider is fixed to one end of the vertical sliding block close to the U-shaped frame, a dovetail slot matching the dovetail slider is provided inside the U-shaped frame, and the vertical sliding block and the U-shaped frame are slidably connected through the dovetail slider and the dovetail slot.

[0010] Preferably, the lifting mechanism also includes a hydraulic cylinder, an arc-shaped fixed block is fixed to the outer side of the hydraulic cylinder, the arc-shaped fixed block is close to one side of the steel coil guide box and is fixedly connected to the steel coil guide box, a transverse moving block is fixed to the output end of the hydraulic cylinder, the top and bottom of the transverse moving block are rotatably connected to an oblique rotating column through a pin shaft, and the oblique rotating column is close to one end of the transverse rotating column and is rotatably connected to the transverse rotating column through a pin shaft.

[0011] Preferably, a vertical movable column is fixed on one side of the rectangular buffer box, a transverse guide roller is fixed on one side of the vertical movable column, an oblique guide groove is opened inside the transverse rotating column, the transverse guide roller is located inside the oblique guide groove and is slidably connected to the transverse rotating column through the oblique guide groove.

[0012] Preferably, a vertical rectangular groove is opened inside the steel coil guide box, and the vertical movable column is located inside the vertical rectangular groove and is slidably connected to the steel coil guide box through the vertical rectangular groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model adopts a series of designs to adjust the spacing between multiple limiting rollers, so that the two vertically designed limiting rollers can limit the up and down swinging amplitude of the steel plate, which can effectively reduce the up and down swinging of the steel plate during the unwinding process, improve the stability and safety of the unwinding process, and also improve the unwinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural cross-sectional view of the interior of the steel coil guide box of the utility model;

[0016] Figure 2 This is a structural cross-sectional view of the interior of the rectangular buffer box of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the arc-shaped fixed block and the hydraulic cylinder of the utility model;

[0018] Figure 4 It is a schematic structural diagram of the first vertical threaded rod and the second vertical threaded rod of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the lateral moving block and the oblique rotating column of the utility model;

[0020] Figure 6 It is a structural schematic diagram of the transverse rotating column and the oblique rotating column of the utility model.

[0021] In the figure: 1. steel coil guide box; 2. limit roller; 3. rectangular buffer box; 4. vertical sliding column; 5. vertical sliding plate; 6. rigid spring; 7. vertical moving column; 8. horizontal guide roller; 9. U-shaped frame; 10. driving motor; 11. horizontal rotating column; 12. arc-shaped fixed block; 13. hydraulic cylinder; 14. horizontal moving block; 15. oblique rotating column; 16. first vertical threaded rod; 17. second vertical threaded rod; 18. vertical sliding block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] Reference Figure 1-6 The top and bottom of the steel coil guide box 1 are evenly provided with a plurality of rectangular buffer boxes 3. The interior of the rectangular buffer box 3 is slidably connected with a vertical sliding plate 5. The bottom of the vertical sliding plate 5 is fixed with a vertical sliding column 4. The interior of the vertical sliding column 4 is rotatably connected to the limiting roller 2 through a pin shaft. A vertical slide groove is provided in the interior of the rectangular buffer box 3. The vertical sliding plate 5 is located in the interior of the vertical slide groove and is slidably connected to the rectangular buffer box 3 through the vertical slide groove. A rigid spring 6 is provided between the rectangular buffer box 3 and the vertical sliding plate 5 and in the interior of the vertical slide groove. Through the setting of the vertical slide groove, the vertical sliding plate 5 can be vertically lifted in the interior of the rectangular buffer box 3, and the vertical lifting of the vertical sliding plate 5 makes the rigid spring 6 contract under force in the interior of the rectangular buffer box 3. When the stainless steel plate is in the process of unwinding, when the stainless steel plate and the limiting roller 2 are released, the vertical sliding plate 5 can slide in the interior of the rectangular buffer box 3, so that the rigid spring 6 is deformed under force, thereby buffering the swing amplitude of the stainless steel plate.

[0024] A lifting mechanism for lifting and lowering the limit roller 2 is arranged on the outer side of the steel coil guide box 1;

[0025] The lifting mechanism includes a U-shaped frame 9, which is fixed to the outside of the steel coil guide box 1. The top bolt of the U-shaped frame 9 is fixed with a driving motor 10. The output end of the driving motor 10 is fixed with a first vertical threaded rod 16. The bottom of the first vertical threaded rod 16 is fixed with a second vertical threaded rod 17. The first vertical threaded rod 16 and the second vertical threaded rod 17 have opposite thread rotation directions. The outer sides of the first vertical threaded rod 16 and the second vertical threaded rod 17 are both threadedly connected with a vertical sliding block 18. The vertical sliding block A dovetail slider is fixed to one end of 18 close to the U-shaped frame 9, and a dovetail slot adapted to the dovetail slider is provided inside the U-shaped frame 9. The vertical sliding block 18 is slidably connected to the U-shaped frame 9 through the cooperation of the dovetail slider and the dovetail slot. Through the arrangement of the dovetail slider and the dovetail slot, the vertical sliding block 18 can slide vertically inside the U-shaped frame 9, thereby guiding the moving track of the vertical sliding block 18. One end of the vertical sliding block 18 is rotatably connected to the horizontal rotating column 11 through a pin shaft;

[0026] The operation of the driving motor 10 enables the first vertical threaded rod 16 and the second vertical threaded rod 17 to rotate, and the rotation of the first vertical threaded rod 16 and the second vertical threaded rod 17 enables the two vertical sliding blocks 18 to move, and the movement directions of the two vertical sliding blocks 18 are opposite, thereby enabling the two horizontal rotating columns 11 to move in opposite directions;

[0027] The lifting mechanism also includes a hydraulic cylinder 13, an arc-shaped fixed block 12 is fixed to the outside of the hydraulic cylinder 13, the arc-shaped fixed block 12 is close to one side of the steel coil guide box 1 and is fixedly connected to the steel coil guide box 1, a lateral moving block 14 is fixed to the output end of the hydraulic cylinder 13, the top and bottom of the lateral moving block 14 are rotatably connected to an oblique rotating column 15 through a pin shaft, and the oblique rotating column 15 is close to one end of the lateral rotating column 11 and is rotatably connected to the lateral rotating column 11 through a pin shaft;

[0028] A vertical moving column 7 is fixed on one side of the rectangular buffer box 3, a transverse guide roller 8 is fixed on one side of the vertical moving column 7, an oblique guide groove is provided inside the transverse rotating column 11, the transverse guide roller 8 is located inside the oblique guide groove and is slidably connected with the transverse rotating column 11 through the oblique guide groove, and the transverse guide roller 8 can slide inside the transverse rotating column 11 through the setting of the oblique guide groove, and when the transverse rotating column 11 rotates, the top and bottom limiting rollers 2 located inside the steel coil guide box 1 can move in opposite directions through the setting of the oblique guide groove, so that the distance between the two limiting rollers 2 can be adjusted;

[0029] A vertical rectangular groove is provided inside the steel coil guide box 1, and the vertical movable column 7 is located inside the vertical rectangular groove and is slidably connected with the steel coil guide box 1 through the vertical rectangular groove. Through the vertical rectangular groove, the vertical movable column 7 can slide vertically inside the steel coil guide box 1.

[0030] The operation of the hydraulic cylinder 13 enables the lateral moving block 14 to move, and the movement of the lateral moving block 14 enables the two lateral rotating columns 11 to rotate through the oblique rotating column 15, and the rotation direction of the lateral rotating column 11 is rotated with the connection between the vertical sliding block 18 and the lateral rotating column 11 as the center. The rotation of the two lateral rotating columns 11 is adjusted by the setting of the oblique guide groove, so that the spacing between the two limiting rollers 2 can be adjusted, thereby allowing the multiple limiting rollers 2 to limit the stainless steel plate;

[0031] Working principle: The operation of the driving motor 10 enables the first vertical threaded rod 16 and the second vertical threaded rod 17 to rotate, and the rotation of the first vertical threaded rod 16 and the second vertical threaded rod 17 enables the two vertical sliding blocks 18 to move, and the movement directions of the two vertical sliding blocks 18 are opposite, thereby enabling the two horizontal rotating columns 11 to move in opposite directions;

[0032] The operation of the hydraulic cylinder 13 enables the transverse moving block 14 to move, and the movement of the transverse moving block 14 enables the two transverse rotating columns 11 to rotate through the oblique rotating column 15, and the rotation direction of the transverse rotating column 11 is centered on the connection between the vertical sliding block 18 and the transverse rotating column 11. The rotation of the two transverse rotating columns 11 is adjusted through the setting of the oblique guide groove, so that the spacing between the two limiting rollers 2 can be adjusted, thereby allowing multiple limiting rollers 2 to limit the stainless steel plate.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stainless steel coil unwinding device, characterized in that: It comprises a steel coil guide box (1), wherein a plurality of rectangular buffer boxes (3) are evenly arranged at the top and bottom of the steel coil guide box (1), wherein a vertical sliding plate (5) is slidably connected to the inside of the rectangular buffer box (3), a vertical sliding column (4) is fixed to the bottom of the vertical sliding plate (5), and the inside of the vertical sliding column (4) is rotatably connected to a limiting roller (2) via a pin shaft; A lifting mechanism for lifting and lowering the limiting roller (2) is arranged on the outer side of the steel coil guide box (1).

2. The unwinding device for a stainless steel coil according to claim 1, characterized in that: A vertical slide groove is provided inside the rectangular buffer box (3); the vertical sliding plate (5) is located inside the vertical slide groove and is slidably connected to the rectangular buffer box (3) via the vertical slide groove; a rigid spring (6) is provided between the rectangular buffer box (3) and the vertical sliding plate (5) and inside the vertical slide groove.

3. The unwinding device for a stainless steel coil according to claim 1, characterized in that: The lifting mechanism comprises a U-shaped frame (9), wherein the U-shaped frame (9) is fixed to the outer side of the steel coil guide box (1), and a driving motor (10) is fixed to the top bolt of the U-shaped frame (9), and a first vertical threaded rod (16) is fixed to the output end of the driving motor (10), and a second vertical threaded rod (17) is fixed to the bottom of the first vertical threaded rod (16), and the thread rotation directions of the first vertical threaded rod (16) and the second vertical threaded rod (17) are opposite, and the outer sides of the first vertical threaded rod (16) and the second vertical threaded rod (17) are both threadedly connected to a vertical sliding block (18), and one end of the vertical sliding block (18) is rotatably connected to a horizontal rotating column (11) through a pin shaft.

4. The unwinding device for a stainless steel coil according to claim 3, characterized in that: A dovetail slider is fixed to one end of the vertical sliding block (18) close to the U-shaped frame (9), a dovetail slot adapted to the dovetail slider is provided inside the U-shaped frame (9), and the vertical sliding block (18) and the U-shaped frame (9) are slidably connected through the cooperation of the dovetail slider and the dovetail slot.

5. The unwinding device for a stainless steel coil according to claim 3, characterized in that: The lifting mechanism also includes a hydraulic cylinder (13), an arc-shaped fixed block (12) is fixed on the outer side of the hydraulic cylinder (13), the arc-shaped fixed block (12) is close to one side of the steel coil guide box (1) and is fixedly connected to the steel coil guide box (1), a transverse moving block (14) is fixed to the output end of the hydraulic cylinder (13), the top and bottom of the transverse moving block (14) are both rotatably connected to an oblique rotating column (15) through a pin shaft, and the oblique rotating column (15) is close to one end of the transverse rotating column (11) and is rotatably connected to the transverse rotating column (11) through a pin shaft.

6. The unwinding device for a stainless steel coil according to claim 5, characterized in that: A vertical movable column (7) is fixed on one side of the rectangular buffer box (3), a transverse guide roller (8) is fixed on one side of the vertical movable column (7), an oblique guide groove is provided inside the transverse rotating column (11), and the transverse guide roller (8) is located inside the oblique guide groove and is slidably connected to the transverse rotating column (11) via the oblique guide groove.

7. The unwinding device for a stainless steel coil according to claim 6, characterized in that: A vertical rectangular groove is provided inside the steel coil guide box (1), and the vertical movable column (7) is located inside the vertical rectangular groove and is slidably connected to the steel coil guide box (1) through the vertical rectangular groove.

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