Steel coil supporting device

Abstract

The utility model discloses a steel coil supporting device which comprises a rack and a clamping mechanism arranged at the top of the rack and used for supporting a steel coil. The clamping mechanism comprises a transverse supporting pipe, at least two movable plates distributed in the circumferential direction of the outer side of the supporting pipe, nuts connected into the supporting pipe in a sliding mode and at least one pair of connecting rods arranged between the supporting pipe and the movable plates, each pair of connecting rods are arranged in an X shape, the middle portions of the connecting rods are hinged, and one end of one connecting rod is rotationally connected with the corresponding movable plate. One end of the other connecting rod is rotationally connected with the supporting pipe, the other end of the other connecting rod is rotationally and slidably connected with the movable plate, the supporting pipe is provided with a first notch used for allowing the connecting rod to pass through, a lead screw is rotationally connected into the supporting pipe, and the lead screw is in threaded connection with the nut in a penetrating mode; the two ends of the supporting pipe are rotationally connected with the rack. The steel coil clamping and supporting device is simple in structure, reliable in work, low in failure rate and low in manufacturing cost, and clamping and supporting of the steel coil are achieved through a mechanical structure.

Description

Technical Field

[0001] The utility model relates to production and processing auxiliary equipment, in particular to a steel coil supporting device. Background Art

[0002] In the production of products, a large number of thin steel plates are needed, such as the outer skin of the product, the shell of the parts, etc. The raw material of the thin steel plate is a rolled steel coil. When in use, the steel coil needs to be set up, then slowly released, and then cut into the required size for product production.

[0003] At present, the unwinding of steel coils is usually carried out on an unwinding machine, which is provided with a supporting device for supporting the steel coil. The supporting device is usually hydraulic and cannot be removed from the unwinding machine. When in use, the steel coil needs to be hoisted onto a rail car, and then the height of the steel coil is adjusted by the hydraulic device on the rail car so that it can be put on the supporting device of the unwinding machine.

[0004] Therefore, this unwinding machine has a complex structure, complicated operation, high manufacturing cost, many parts, and thus a high failure rate. Utility Model Content

[0005] The utility model aims to provide a steel coil supporting device with simple structure and simple operation, which is used for supporting the steel coil and realizing the unwinding operation.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A steel coil support device comprises a frame and a clamping mechanism arranged on the top of the frame for supporting the steel coil; the clamping mechanism comprises a horizontal support tube, at least two movable plates distributed along the circumferential direction of the outer side of the support tube, a nut slidably connected in the support tube, and at least one pair of connecting rods arranged between the support tube and the movable plate, each pair of connecting rods is arranged in an X shape and hinged in the middle, one end of one connecting rod is rotatably connected to the movable plate, and the other end is rotatably connected to the nut, one end of the other connecting rod is rotatably connected to the support tube, and the other end is both rotatably and slidably connected to the movable plate, the support tube is provided with a first notch for the connecting rod to pass through, a lead screw is rotatably connected in the support tube, the lead screw is threadedly connected to the nut, and the two ends of the support tube are respectively rotatably connected to the frame.

[0008] Furthermore, the nut includes a first nut and a second nut arranged along the axis of the support tube, the first nut and the second nut are both threadedly connected to the lead screw, and the thread rotation direction of the first nut and the lead screw is opposite to the thread rotation direction of the second nut and the lead screw; the connecting rods on each movable plate are two pairs arranged along the axial direction of the support tube, the middle part of the movable plate and the middle part of the support tube are respectively hinged to the inner end of the corresponding connecting rod, and the movable plate is slidably connected with lugs at the parts near the two ends, and the lugs are respectively rotatably connected to the corresponding connecting rods, and the first nut and the second nut are respectively rotatably connected to the corresponding connecting rods.

[0009] Furthermore, one end of the support tube is fixedly connected to the first support body, and the other end is fixedly connected to the second support body. The screw is rotatably connected to the second support body. Both the first support body and the second support body are rotatably connected to the frame. A turntable fixedly connected to the screw is provided outside the support tube.

[0010] Furthermore, an impact plate is rotatably connected to the outer side of the turntable, a first impact block is fixedly connected to one side of the turntable close to the impact plate, and a second impact block is fixedly connected to one side of the impact plate close to the turntable, and the distance between the first impact block and the center of the turntable is equal to the distance between the second impact block and the center of the turntable.

[0011] Furthermore, a semicircular lower half ring with a concave surface facing upward is fixedly provided on the frame, an upper half ring is buckled on the lower half ring, one end of the upper half ring is hinged to one end of the lower half ring, the other end of the upper half ring and the other end of the lower half ring are both provided with a second notch, a screw rod is penetrated through the second notch, one end of the screw rod is rotatably connected to the lower half ring, and the other end is screwed with a butterfly nut; a bearing is provided between the upper half ring and the lower half ring, and the upper half ring and the lower half ring are both provided with arc-shaped grooves for cooperating with the bearing, and the support tube is connected to the bearing.

[0012] Furthermore, a reduction motor is fixedly arranged on the frame, and an output shaft of the reduction motor is detachably connected to the support tube.

[0013] Furthermore, the output shaft of the reduction motor is slidably connected with a sliding sleeve, the end of the support tube is fixedly connected with a first support body, the sliding sleeve is key-connected to the first support body, and when the sliding sleeve is sleeved on the first support body, the sliding sleeve is key-connected to the support tube.

[0014] Furthermore, a lifting platform is provided below the support pipe, a top surface of the lifting platform is rotatably connected to a roller, and a cylinder for driving the lifting platform to move up and down is provided on the frame.

[0015] The positive effects of the utility model are:

[0016] 1. The utility model is provided with a frame, and a rotatable clamping mechanism is provided on the frame, and the clamping mechanism can be removed from the frame. The clamping mechanism includes a support tube, and a movable plate is connected to the support tube through a connecting rod arranged in an X-shape, and a lead screw is provided in the support tube, and the lead screw drives the connecting rod to move through a first nut and a second nut, thereby driving the movable plate to open or close, so as to realize the clamping of the steel coil. The clamping mechanism can be removed from the frame, which is convenient for clamping the steel coil. The utility model has a simple structure, adopts a mechanical structure to realize the clamping and support of the steel coil, has reliable operation, low failure rate, and low manufacturing cost.

[0017] 2. A turntable is connected to the end of the lead screw, and an impact plate is rotatably connected to the turntable. A second impact block is provided on the impact plate, and a first impact block is provided on the turntable. When the impact plate is rotated, the second impact block hits the first impact block under the action of inertia, so that the torque of the turntable on the lead screw is greater, so that the steel coil is clamped tighter to prevent the steel coil from falling off or slipping.

[0018] 3. The utility model is also provided with a reduction motor, which can drive the clamping mechanism to rotate. The reduction motor is connected to the clamping mechanism through a sliding sleeve to achieve power transmission and cutting. The clamping mechanism is connected to the frame through a semicircular upper half ring and a lower half ring, making it more convenient to disassemble and assemble the clamping mechanism and the frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the card loading mechanism;

[0021] Figure 3 yes Figure 1 Schematic diagram of the bearing seat viewed from the side;

[0022] Figure 4 is a right side view of the impact disk in the figure;

[0023] In the figure:

[0024] 1. Frame; 2. Bearing seat; 3. Clamping mechanism; 4. Steel coil; 5. First support body; 6. Bearing; 7. Support tube; 8. Slide rail; 9. Pad; 10. Lug; 11. Movable plate; 12. Connecting rod; 13. Second support body; 14. Second impact block; 15. Impact plate; 16. Depression; 17. Lifting ring; 18. First impact block; 19. Turntable; 20. Baffle; 21. Second nut; 22. Lead screw; 23. First nut; 24. Lower half ring; 25. Upper half ring; 26. Screw; 27. Second notch; 28. First notch; 29. ​​Butterfly nut; 30. Sleeve; 31. Locking screw; 32. Reducer motor; 33. Roller; 34. Lifting platform; 35. Cylinder. DETAILED DESCRIPTION

[0025] Example 1

[0026] like Figures 1 to 4 As shown, a steel coil support device comprises a frame 1 welded by profiles and a clamping mechanism 3 arranged on the top of the frame 1 for supporting a steel coil 4. The clamping mechanism 3 comprises a horizontal support tube 7, three long strip movable plates 11 distributed along the circumferential direction of the outer side of the support tube 7, and a nut slidably connected in the support tube 7, and three arc-shaped pads 9 are fixedly connected to the outside of each movable plate 11. The nut comprises a first nut 23 and a second nut 21 arranged from left to right along the axis of the support tube 7, a lead screw 22 is rotatably connected in the support tube 7, and the first nut 23 and the second nut 21 are both threadedly connected with the lead screw 22, a cylindrical first support body 5 is fixedly connected at the left end of the support tube 7, a cylindrical second support body 13 is fixedly connected at the right end of the support tube 7, the lead screw 22 is rotatably connected with the second support body 13, the first support body 5 and the second support body 13 are both rotatably connected with the frame 1, and a turntable 19 fixedly connected with the right end of the lead screw 22 is provided on the right side of the second support body 13.

[0027] The first nut 23 and the second nut 21 are both threadedly connected with the lead screw 22, and the thread rotation direction of the first nut 23 and the lead screw 22 is opposite to the thread rotation direction of the second nut 21 and the lead screw 22. Three lugs 10 are arranged on the inner side of each movable plate 11, and the three lugs 10 are distributed along the axial direction of the support tube 7. The middle lug 10 is fixedly connected to the movable plate 11, and the lugs 10 on both sides are slidably connected to the movable plate 11 through the slide rails 8 arranged between the movable plate 11 and the corresponding lugs 10. Lugs 10 are correspondingly fixedly arranged on the outer wall of the first nut 23, the second nut 21 and the middle part of the support tube 7.

[0028] Two pairs of connecting rods 12 are provided between the support tube 7 and each movable plate 11. Each pair of connecting rods 12 is arranged in an X shape and is hinged in the middle, and the four ends of each pair of connecting rods 12 are respectively hinged to the corresponding lugs 10, and the support tube 7 is provided with a first notch 28 for the connecting rod 12 to pass through.

[0029] The frame 1 is fixedly provided with a semicircular lower half ring 24 with a concave surface facing upward at the position corresponding to the first support body 5 and the second support body 13, and each lower half ring 24 is buckled with an upper half ring 25. One end of the upper half ring 25 is hinged with one end of the lower half ring 24, and the other end of the upper half ring 25 and the other end of the lower half ring 24 are provided with a second notch 27, and a screw rod 26 is penetrated in the second notch 27, one end of the screw rod 26 is rotatably connected with the lower half ring 24, and the other end is screwed with a butterfly nut 29. A bearing 6 is arranged between each upper half ring 25 and the lower half ring 24, and an arc-shaped groove for matching with the outer ring of the bearing 6 is arranged on the upper half ring 25 and the lower half ring 24, and the first support body 5 and the second support body 13 are respectively inserted into the inner ring of the corresponding bearing 6. The outer ends of the first support body 5 and the second support body 13 are provided with a hanging ring 17.

[0030] The use process of the utility model is:

[0031] 1. Unscrew the butterfly nut 29, open the upper half ring 25, lift the clamping mechanism 3 through the two lifting rings 17, and then put it into the steel coil 4.

[0032] 2. Rotate the turntable 19 to drive the lead screw 22 to rotate, thereby bringing the first nut 23 and the second nut 21 closer to each other. Under the action of the two pairs of connecting rods 12, the movable plate 11 is stretched outward and clamped in the hole in the center of the steel coil 4 through the pad 9.

[0033] 3. Lift the steel coil 4 through the clamping mechanism 3 and place it on the corresponding lower half ring 24, close the upper half ring 25, clamp the corresponding bearing 6 through the screw 26 and the butterfly nut 29, so as to support the steel coil 4. Pull out the steel coil 4 to realize the unwinding operation.

[0034] Example 2

[0035] The difference between this embodiment and embodiment 1 is that:

[0036] A circular impact disk 15 is rotatably connected to the outer side of the turntable 19, a blind hole for accommodating the turntable 19 is provided on the left side of the impact disk 15, a second impact block 14 is fixedly connected to the bottom of the blind hole, and a first impact block 18 is fixedly connected to the right side of the impact disk 15, and the distance between the first impact block 18 and the center of the turntable 19 is equal to the distance between the second impact block 14 and the center of the turntable 19.

[0037] A circular pit is provided on the right side of the impact disk 15, and semicircular protrusions are evenly distributed on the sides of the pit for easy gripping.

[0038] The impact plate 15 is rotated, and under the action of inertia, the second impact block 14 impacts the first impact block 18, so that the steel coil 4 is clamped more tightly to prevent it from falling off or slipping.

[0039] A circular baffle 20 is fixedly provided near the right end of the support tube 7 to position the support tube 7 and ensure that the movable plate 8 is located inside the steel coil 4 .

[0040] Example 3

[0041] The difference between this embodiment and embodiment 2 is that:

[0042] A reduction motor 32 is fixedly mounted on the frame 1 , and an output shaft of the reduction motor 32 is detachably connected to the support tube 7 .

[0043] The output shaft of the reduction motor 32 is slidably connected with a sleeve 30, the end of the support tube 7 is fixedly connected with the first support body 5, the sleeve 30 is key-connected to the first support body 5, and when the sleeve 30 is sleeved on the first support body 5, the sleeve 30 is spline-connected to the left end of the first support body 5.

[0044] When the sliding sleeve 30 slides left and right, the transmission connection or separation between the reduction motor 32 and the support tube 7 is realized. The position of the sliding sleeve 30 can be locked by a locking screw 31 screwed thereon.

[0045] The speed reduction motor 32 drives the support tube 7 to rotate, and then drives the steel coil 4 to rotate, thereby realizing the unwinding operation. The unwinding speed can be adjusted by adjusting the speed of the speed reduction motor 32.

[0046] A lifting platform 34 is provided below the support pipe 7 , and a roller 33 is rotatably connected to the top surface of the lifting platform 34 . A cylinder 35 for driving the lifting platform to move up and down is provided on the frame 1 .

[0047] The cylinder 35 is used to make the roller 33 abut against the bottom of the steel coil 4, which can prevent the steel coil 4 from loosening due to elasticity and causing accidents.

[0048] The above-mentioned embodiments describe content in a relatively detailed and specific manner, and express the preferred embodiments of the present utility model. They are only used to illustrate the technical ideas and features of the present utility model, and their purpose is to enable technicians in this field to understand the content of the present utility model and implement it accordingly, but they are not limited to the present utility model. The patent scope of the present utility model cannot be limited only by this embodiment, that is, any equivalent changes or modifications made to the spirit disclosed by the present utility model, for researchers or technicians in this field, without departing from the structure of the present utility model, local improvements within the system and changes and conversions between subsystems, etc., are still within the patent scope of the present utility model.

Claims

1. A steel coil support device, characterized in that: The invention comprises a frame (1) and a clamping mechanism (3) arranged on the top of the frame (1) for supporting a steel coil (4); the clamping mechanism (3) comprises a transverse support tube (7), at least two movable plates (11) distributed along the outer circumferential direction of the support tube (7), a nut slidably connected in the support tube (7), and at least one pair of connecting rods (12) arranged between the support tube (7) and the movable plate (11), each pair of connecting rods (12) being arranged in an X shape and hinged in the middle, wherein one of the connecting rods (12) is ) one end of which is rotatably connected to the movable plate (11) and the other end of which is rotatably connected to the nut; another connecting rod (12) one end of which is rotatably connected to the support tube (7) and the other end of which is rotatably and slidably connected to the movable plate (11); the support tube (7) is provided with a first notch (28) for allowing the connecting rod (12) to pass through; a lead screw (22) is rotatably connected inside the support tube (7); the lead screw (22) is threadedly connected to the nut; and both ends of the support tube (7) are rotatably connected to the frame (1).

2. A steel coil support device according to claim 1, characterized in that: The nut comprises a first nut (23) and a second nut (21) arranged along the axis of the support tube (7); the first nut (23) and the second nut (21) are both threadedly connected to the lead screw (22); the thread rotation direction of the first nut (23) and the lead screw (22) is opposite to the thread rotation direction of the second nut (21) and the lead screw (22); the connecting rods (12) on each movable plate (11) are two pairs arranged along the axial direction of the support tube (7); the middle part of the movable plate (11) and the middle part of the support tube (7) are respectively hinged to the inner end of the corresponding connecting rod (12); the movable plate (11) is slidably connected with lugs (10) at the parts close to the two ends; the lugs (10) are respectively rotatably connected to the corresponding connecting rods (12); the first nut (23) and the second nut (21) are respectively rotatably connected to the corresponding connecting rods (12).

3. A steel coil support device according to claim 1, characterized in that: One end of the support tube (7) is fixedly connected to the first support body (5), and the other end is fixedly connected to the second support body (13); the lead screw (22) is rotatably connected to the second support body (13); both the first support body (5) and the second support body (13) are rotatably connected to the frame (1); and a rotating disk (19) is provided outside the support tube (7) and is fixedly connected to the lead screw (22).

4. A steel coil support device according to claim 3, characterized in that: The outer side of the rotating disk (19) is rotatably connected to an impact disk (15); a first impact block (18) is fixedly connected to a side of the rotating disk (19) close to the impact disk (15); a second impact block (14) is fixedly connected to a side of the impact disk (15) close to the rotating disk (19); the distance between the first impact block (18) and the center of the rotating disk (19) is equal to the distance between the second impact block (14) and the center of the rotating disk (19).

5. The steel coil support device according to claim 1, characterized in that: A semicircular lower half ring (24) with a concave surface facing upward is fixedly arranged on the frame (1), an upper half ring (25) is buckled on the lower half ring (24), one end of the upper half ring (25) is hinged with one end of the lower half ring (24), the other end of the upper half ring (25) and the other end of the lower half ring (24) are both provided with a second notch (27), a screw rod (26) is penetrated in the second notch (27), one end of the screw rod (26) is rotatably connected to the lower half ring (24), and the other end is screwed with a butterfly nut (29); a bearing (6) is arranged between the upper half ring (25) and the lower half ring (24), and an arc-shaped groove for matching with the bearing (6) is provided on the upper half ring (25) and the lower half ring (24), and the support tube (7) is connected to the bearing (6).

6. A steel coil support device according to claim 1, characterized in that: A reduction motor (32) is fixedly arranged on the frame (1), and an output shaft of the reduction motor (32) is detachably connected to a support tube (7).

7. A steel coil support device according to claim 6, characterized in that: The output shaft of the reduction motor (32) is slidably connected to a sleeve (30), the end of the support tube (7) is fixedly connected to a first support body (5), the sleeve (30) is key-connected to the first support body (5), and when the sleeve (30) is sleeved on the first support body (5), the sleeve (30) is key-connected to the support tube (7).

8. A steel coil support device according to claim 1, characterized in that: A lifting platform (34) is provided below the support tube (7), the top surface of the lifting platform (34) is rotatably connected to a roller (33), and a cylinder (35) for driving the lifting platform to move up and down is provided on the frame (1).

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