Steel coil unwinding device with automatic film winding function

Abstract

The utility model discloses a steel coil unwinding device with an automatic film winding function, which comprises a steel coil frame and a film winding frame, a turntable is rotatably mounted on the steel coil frame, a plurality of arc-shaped plates are fixedly connected onto the turntable, the arc-shaped plates are circumferentially arrayed around the center of the turntable, a rotating shaft is mounted on the film winding frame, the rotating shaft is driven by a motor to rotate, and the film winding frame is driven by the motor to rotate. A winding drum is connected to the rotating shaft and comprises a drum body and baffles located on the two sides of the drum body, the drum body and the rotating shaft are coaxially arranged, connecting rings are arranged on the inner sides of the baffles and inserted into the drum body, and inserting holes communicated with the interiors of the connecting rings are formed in the middles of the baffles. According to the steel coil unwinding device with the automatic film winding function, a protective film falling in the unwinding process can be timely collected while the steel coil is unwound, and the protective film is wound. And the rolled protective film can be rapidly detached and discharged, the length of the barrel body can be adjusted according to the width of the protective film, and the adaptability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel coil unwinding, and in particular relates to a steel coil unwinding device with an automatic film-winding function. Background Art

[0002] When producing lubricating materials, copper powder needs to be laid on the substrate and sintered. The substrate is generally formed by unwinding and rolling steel coils. When purchasing raw materials, in order to protect the surface of the steel coils, a protective film is set between two adjacent layers for protection. During the unwinding process of the steel coils, the film generally falls automatically and is collected after the unwinding is completed. The film that falls automatically is messy and it is time-consuming and laborious to sort it out. At the same time, it may also affect workers passing by, which does not meet the needs of production safety. Therefore, it is necessary to deal with the film in the unwinding process of the steel coils in a timely manner. Utility Model Content

[0003] In order to solve the above technical problems, the technical solution adopted by the utility model is: a steel coil unwinding device with automatic film winding function, including a steel coil rack and a film winding rack, a turntable is rotatably installed on the steel coil rack, a plurality of arc plates are fixedly connected to the turntable, and the arc plates are arranged in an orderly row around the central circumference of the turntable, a rotating shaft is installed on the film winding rack, the rotating shaft is driven to rotate by a motor, a winding drum is connected to the rotating shaft, and the winding drum includes a cylinder body and baffles located on both sides of the cylinder body, the cylinder body and the rotating shaft are coaxially arranged, a connecting ring is provided on the inner side of the baffle, the connecting ring is inserted into the cylinder body, and a socket connected to the inside of the connecting ring is provided in the middle of the baffle.

[0004] As a preferred embodiment of the above technical solution, one end of the steel coil located inside the steel coil has a hook formed by bending, and slots are formed between adjacent arc plates. The hook is inserted into one of the slots and hooks the corresponding arc plate.

[0005] As a preferred embodiment of the above technical solution, the rotating shaft is provided with a plurality of long grooves, which are distributed in an orderly manner around the circumference of the rotating shaft. A fixing ring is fixedly connected to the outer side of the baffle, and a threaded hole is provided on the fixing ring. A clamping screw is threadedly connected in the threaded hole, and the lower end of the clamping screw passes through the threaded hole and extends into one of the long grooves to clamp the rotating shaft.

[0006] As a preferred embodiment of the above technical solution, a plurality of slots are provided on the inner wall of the cylinder, and a plurality of protrusions are provided on the connecting ring, the protrusions respectively correspond to the slots, and the protrusions are inserted into the corresponding slots.

[0007] As a preferred embodiment of the above technical solution, the film collection rack is connected with a swing arm, one end of the swing arm is rotatably connected to the film collection rack, and the other end is rotatably connected to the rotating shaft, the motor is fixedly mounted on the swing arm, and a lifting cylinder is provided in the middle of the swing arm, the lifting cylinder is hinged to the film collection rack, and the output shaft of the lifting cylinder is hinged to the middle of the swing arm.

[0008] The beneficial effects of the utility model are as follows: the steel coil unwinding device with automatic film winding function can timely collect the protective film dropped during the unwinding process while the steel coil is unwinding, and rewind the protective film. The rewound protective film can be quickly disassembled and unloaded, and the length of the cylinder can be adjusted according to the width of the protective film, and the adaptability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a structural schematic diagram of the utility model;

[0010] Figure 2 Schematic diagram of the cross-sectional structure of the winding drum;

[0011] Figure 3 It is a schematic diagram of the cross-sectional structure of the winding drum at another angle;

[0012] Figure 4 It is a schematic diagram of the cross-sectional structure of the curved plate. DETAILED DESCRIPTION

[0013] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are 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.

[0014] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0015] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0016] like Figure 1-4As shown, a steel coil unwinding device with an automatic film winding function includes a steel coil frame 1 and a film winding frame 2. A turntable 3 is rotatably installed on the steel coil frame 1. A plurality of arc plates 4 are fixedly connected to the turntable 3. The arc plates 4 are arranged in a row around the central circumference of the turntable 3. A rotating shaft 5 is installed on the film winding frame 2. The rotating shaft 5 is driven to rotate by a motor 18. A winding drum is connected to the rotating shaft 5. The winding drum includes a cylinder body 6 and baffles 7 located on both sides of the cylinder body 6. The cylinder body 6 is coaxially arranged with the rotating shaft 5. A connecting ring 8 is provided on the inner side of the baffle 7. The connecting ring 8 is inserted into the cylinder body 6. A plug hole 9 connected to the inside of the connecting ring 8 is provided in the middle of the baffle 7.

[0017] Furthermore, one end of the steel coil 20 located inside the steel coil 20 has a hook portion 21 formed by bending, and slots 10 are formed between adjacent arc plates 4. The hook portion 21 is inserted into one of the slots 10 and hooks the corresponding arc plate 4.

[0018] Furthermore, the rotating shaft 5 is provided with a plurality of long grooves 11, which are arranged in a row around the circumference of the rotating shaft 5. A fixing ring 12 is fixedly connected to the outer side of the baffle 7, and a threaded hole 13 is provided on the fixing ring 12. A clamping screw 14 is threadedly connected to the threaded hole 13. The lower end of the clamping screw 14 passes through the threaded hole 13 and then extends into one of the long grooves 11 to clamp the rotating shaft 5. By loosening the clamping screw 14, the baffle 7 can be moved so that the baffle 7 is detached from the rotating shaft 5, so that the cylinder 6 can be removed, and the film rolled on the cylinder 6 can be removed to complete the unloading. Then replace the new cylinder 6, reinstall the baffle 7, and use the clamping screw 14 to fix the entire winding drum, so that it can rotate with the rotating shaft 5.

[0019] Furthermore, a plurality of slots 15 are provided on the inner wall of the cylinder 6, and a plurality of protrusions 16 are provided on the connecting ring 8, and the protrusions 16 correspond to the slots 15 respectively, and the protrusions 16 are inserted into the corresponding slots 15. The cooperation between the protrusions 16 and the slots 15 enables the cylinder 6 and the baffle 7 to keep rotating at the same time.

[0020] Furthermore, the film winding frame 2 is connected with a swing arm 17, one end of the swing arm 17 is rotatably connected to the film winding frame 2, and the other end is rotatably connected to the rotating shaft 5, and the motor 18 is fixedly installed on the swing arm 17. A lifting cylinder 19 is provided in the middle of the swing arm 17, and the lifting cylinder 19 is hinged to the film winding frame 2, and the output shaft of the lifting cylinder 19 is hinged to the middle of the swing arm 17. The angle of the swing arm 17 can be adjusted by the lifting cylinder 19, so as to adjust the position of the rotating shaft 5 according to the on-site environment. When unloading, the rotating shaft 5 moves to the lowest point to facilitate unloading of the film roll. When winding, the height of the rotating shaft 5 is raised and it is wound close to the steel roll frame 1.

[0021] It is worth mentioning that the technical features such as motors and cylinders involved in this utility model patent application should be regarded as prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field, and should not be regarded as the invention point of this utility model patent. This utility model patent will not be further elaborated.

[0022] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field through logical analysis, reasoning or limited experiments based on the concept of the utility model on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A steel coil unwinding device with automatic film winding function, characterized in that: It includes a steel roll rack and a film collection rack. A turntable is rotatably installed on the steel roll rack. A plurality of arc plates are fixedly connected to the turntable. The arc plates are arranged in an orderly manner around the central circumference of the turntable. A rotating shaft is installed on the film collection rack. The rotating shaft is driven to rotate by a motor. A winding drum is connected to the rotating shaft. The winding drum includes a cylinder body and baffles located on both sides of the cylinder body. The cylinder body and the rotating shaft are coaxially arranged. A connecting ring is provided on the inner side of the baffle, which is inserted into the cylinder body. A socket connected to the inside of the connecting ring is provided in the middle of the baffle.

2. The steel coil unwinding device with automatic film winding function according to claim 1, characterized in that: One end of the steel coil located inside the steel coil has a hook portion formed by bending, and slots are formed between adjacent arc-shaped plates. The hook portion is inserted into one of the slots and hooks the corresponding arc-shaped plate.

3. The steel coil unwinding device with automatic film winding function according to claim 1, characterized in that: The rotating shaft is provided with a plurality of long grooves which are arranged in an orderly row around the circumference of the rotating shaft. A fixing ring is fixedly connected to the outer side of the baffle plate. The fixing ring is provided with a threaded hole. A clamping screw is threadedly connected to the threaded hole. The lower end of the clamping screw passes through the threaded hole and extends into one of the long grooves to clamp the rotating shaft.

4. The steel coil unwinding device with automatic film winding function as claimed in claim 3, characterized in that: The inner wall of the cylinder is provided with a plurality of slots, and the connecting ring is provided with a plurality of protrusions, which respectively correspond to the slots and are inserted into the corresponding slots.

5. The steel coil unwinding device with automatic film winding function according to claim 1, characterized in that: The film collecting rack is connected with a swing arm, one end of the swing arm is rotatably connected to the film collecting rack, and the other end is rotatably connected to a rotating shaft. The motor is fixedly installed on the swing arm, and a lifting cylinder is provided in the middle of the swing arm. The lifting cylinder is hinged to the film collecting rack, and the output shaft of the lifting cylinder is hinged to the middle of the swing arm.

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