Manual steel belt packaging and uncoiling device

Abstract

The invention discloses a manual steel belt packing and uncoiling device, which relates to the technical field of steel belt coil dividing devices in automatic packing devices, and comprises a connecting base, a reinforcing steel bracket, a steel plate bracket, a lifting mechanism arranged on the reinforcing steel bracket, a bearing, a rotating rod, a main shaft, a fixing bolt and an anti-falling mechanism arranged on the main shaft, the positioning mechanism, the adjusting mechanism and the arc-shaped supporting plate are arranged on the main shaft; through cooperation of the lifting mechanism, the main shaft, the adjusting mechanism and the arc-shaped supporting plates, the positions of the multiple arc-shaped supporting plates are adjusted, so that the arc-shaped supporting plates can well support and fix rolled steel strips with different inner diameters; the lifting mechanism drives the main shaft to move up and down, so that the distance between the arc-shaped supporting plate and the connecting base is adjusted to adapt to steel strip coils with different outer diameters, frequent dismounting and mounting of main shaft fixing bolts are not needed, a large amount of time is saved, labor consumption is reduced, and the overall packaging efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of a steel strip coiling device in an automatic packaging device, and in particular to a manual steel strip packaging uncoiling device. Background Art

[0002] Steel strapping is widely used in manufacturing, construction, logistics, and other industries, primarily for packaging, bundling, and securing various items, particularly heavy items like metal materials and machinery. Due to its strength, corrosion resistance, and high tensile strength, steel strapping is often used for packaging and securing bulk goods. Specialized equipment is typically used for packaging and unwinding to ensure stability and safety during transportation and storage.

[0003] However, the current packaging and unwinding device requires the operator to manually measure the inner and outer diameters of the new steel strip coil every time a new steel strip coil is replaced, and replace the unwinding spindle with a matching diameter based on the measurement results. Therefore, the spindle fixing bolts need to be frequently disassembled and installed, which not only wastes a lot of time, but also increases labor consumption and reduces the overall packaging efficiency. Therefore, improvement is urgently needed. Summary of the Invention

[0004] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a manual steel strip packaging and unwinding device, which aims to solve the technical problem that when replacing a new steel strip coil, it is necessary to frequently measure its inner diameter and outer diameter and then replace the unwinding spindle, thereby wasting time and increasing labor consumption.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A manual steel strip packaging and unwinding device comprises a connecting base, a reinforcing steel bracket and a steel plate bracket, wherein the reinforcing steel bracket is fixedly connected to the connecting base, and further comprises:

[0007] A lifting mechanism is provided on the reinforced steel support and is used to drive the steel plate support to move up and down;

[0008] A bearing is provided on the steel plate bracket, and an outer ring of the bearing is fixedly connected to the steel plate bracket;

[0009] A rotating rod is provided on the bearing and is fixedly connected to the inner ring of the bearing;

[0010] a main shaft, slidably disposed on the rotating rod;

[0011] a fixing bolt, provided on the main shaft and the rotating rod, for fixing the main shaft and the rotating rod together;

[0012] An anti-falling mechanism is provided on the main shaft to prevent the steel strip coil from falling off randomly during rotation;

[0013] There are two positioning mechanisms, which are symmetrically arranged on the main shaft and are used to fix and position the anti-falling mechanism;

[0014] an adjusting mechanism, arranged on the main shaft;

[0015] There are multiple arc-shaped support plates, and the multiple arc-shaped support plates are arranged on the adjustment mechanism.

[0016] Preferably, the lifting mechanism comprises:

[0017] A first motor is fixedly mounted on the reinforced steel bracket;

[0018] a screw, rotatably mounted on the reinforced steel bracket, one end of the screw being fixedly connected to an output end of the first motor;

[0019] A movable lifting plate is provided on the screw rod and is threadedly connected to the screw rod. The movable lifting plate is slidably connected to the reinforced steel bracket and is fixedly connected to the steel plate bracket.

[0020] Preferably, a lifting groove is provided on the reinforced steel bracket, and the lifting groove is used to provide a rotation space for the screw and a lifting track for the movable lifting plate.

[0021] Preferably, the anti-falling mechanism includes:

[0022] There are two L-shaped movable plates, which are arranged on the main shaft and are slidably connected to the main shaft;

[0023] There are two oblique card slots, which are arranged on the L-shaped movable plate;

[0024] A chuck, fixedly mounted on the L-shaped movable plate;

[0025] There are four circular holes, which are arranged on the chuck to reduce the weight of the chuck.

[0026] Preferably, the positioning mechanism includes:

[0027] A plurality of springs are provided, wherein the plurality of springs are arranged on the main shaft, and one end of the spring is fixedly connected to the main shaft;

[0028] There are two oblique clamping plates, which are arranged on the spring and fixedly connected to the other end of the spring;

[0029] There are two L-shaped pressing plates, which are fixed on the oblique clamping plate.

[0030] Preferably, two moving spaces are symmetrically provided on the main shaft, and the moving spaces are used to provide compression space for the spring and sliding space for the inclined clamping plate and the L-shaped pressing plate.

[0031] Preferably, the adjustment mechanism includes:

[0032] A second motor is fixedly mounted on the main shaft;

[0033] a first rotating rod, disposed on the second motor, one end of the first rotating rod being fixedly connected to an output end of the second motor;

[0034] A first gear, fixedly mounted on the first rotating rod;

[0035] The driven mechanism is arranged on the main shaft.

[0036] Preferably, the driven mechanism comprises:

[0037] a second gear, disposed on the main shaft and rotatably connected to the main shaft, the second gear meshing with the first gear;

[0038] There are multiple arc-shaped moving grooves, and the multiple arc-shaped moving grooves are opened on the second gear;

[0039] There are multiple driven assemblies, and the multiple driven mechanisms are arranged on the second gear.

[0040] Preferably, the driven component comprises:

[0041] There are multiple moving keys, each of which is provided on the second gear and is slidably connected to the second gear. The moving keys are slidably connected to the main shaft;

[0042] There are multiple connecting plates, which are fixedly arranged on the moving key and fixedly connected to the arc-shaped supporting plate.

[0043] Preferably, a plurality of rectangular moving grooves are provided on the main shaft for limiting the moving trajectory of the moving key; and two arc-shaped limiting grooves are symmetrically provided on the main shaft for limiting the moving trajectory of the L-shaped moving plate.

[0044] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0045] 1. Through the cooperation among the lifting mechanism, main shaft, adjustment mechanism and arc support plate, the arc support plate is driven to move in the direction away from or close to the main shaft, thereby adjusting the positions of multiple arc support plates, so that the arc support plate can play a good supporting and fixing role for steel strip rolls with different inner diameters; the main shaft is driven up and down by the lifting mechanism, thereby adjusting the distance between the arc support plate and the connecting base to adapt to steel strip rolls with different outer diameters. There is no need to frequently disassemble and install the main shaft fixing bolts, which saves a lot of time, reduces labor consumption, and improves the overall packaging efficiency.

[0046] 2. Through the cooperation between the anti-falling mechanism and the positioning mechanism, the chuck can be quickly installed and disassembled manually, effectively shortening the installation time of the steel strip coil, thereby further reducing labor consumption and improving the overall packaging efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0048] Figure 1 The present invention shows a schematic diagram of the three-dimensional structure of a manual steel strip packaging and unwinding device.

[0049] Figure 2 Shown Figure 1 Front cross-sectional view of .

[0050] Figure 3 Shown Figure 2 A partial enlarged view of point A in the middle.

[0051] Figure 4 Shown Figure 1 Top view cross-section of .

[0052] Figure 5 Shown Figure 4 A partial enlarged view of point B in the middle.

[0053] Figure 6 Shown Figure 1 Schematic diagram of part of the three-dimensional structure.

[0054] Figure 7 Shown Figure 1 Schematic diagram of the local three-dimensional structure.

[0055] Figure 8 Shown Figure 7 Explosion diagram.

[0056] Legend:

[0057] 1. Connecting base; 2. Reinforced steel bracket; 3. Steel plate bracket; 4. Bearing; 5. Rotating rod; 6. Main shaft; 7. Fixing bolt; 8. Arc-shaped support plate; 9. First motor; 10. Screw; 11. Moving lifting plate; 12. Lifting slot; 13. L-shaped moving plate; 14. Oblique clamping slot; 15. Chuck; 16. Round hole; 17. Spring; 18. Oblique clamping plate; 19. L-shaped pressing plate; 20. Moving space; 21. Second motor; 22. First rotating rod; 23. First gear; 24. Second gear; 25. Arc-shaped moving slot; 26. Moving key; 27. Connecting plate; 28. Rectangular moving slot; 29. ​​Arc-shaped limit slot. DETAILED DESCRIPTION

[0058] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts shall fall within the scope of protection of the present invention.

[0059] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying 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.

[0060] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0061] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature identified as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0062] Reference Figures 1 to 8 An embodiment of a manual steel strip packaging and unwinding device of the present invention is further described.

[0063] A manual steel strip packaging and unwinding device comprises a connecting base 1, a reinforcing steel bracket 2 and a steel plate bracket 3, wherein the reinforcing steel bracket 2 is fixedly connected to the connecting base 1, and further comprises:

[0064] Reference Figure 2 As a preferred embodiment, a lifting mechanism is provided on the reinforcing steel support 2 to drive the steel plate support 3 to move up and down; the lifting mechanism includes:

[0065] The first motor 9 is fixedly mounted on the reinforced steel bracket 2;

[0066] A screw rod 10 is rotatably mounted on the reinforced steel bracket 2 , and one end of the screw rod 10 is fixedly connected to the output end of the first motor 9 ;

[0067] The movable lifting plate 11 is provided on the screw rod 10 and is threadedly connected to the screw rod 10 . The movable lifting plate 11 is slidably connected to the reinforced steel bracket 2 . The movable lifting plate 11 is fixedly connected to the steel plate bracket 3 .

[0068] The reinforcing steel bracket 2 is provided with a lifting groove 12 , and the lifting groove 12 is used to provide a rotation space for the screw 10 and a lifting track for the movable lifting plate 11 .

[0069] During operation, the first motor 9 is started, and the first motor 9 drives the screw 10 fixedly connected to its output end to rotate, and the screw 10 drives the movable lifting plate 11 threadedly connected thereto to move up and down along the lifting groove 12, wherein the lifting groove 12 is used to prevent the movable lifting plate 11 from rotating along with the screw 10, and the movable lifting plate 11 is used to drive the steel plate bracket 3 to move up and down, thereby driving the main shaft 6 to move up and down, and further driving the arc-shaped support plate 8 to move up and down, adjusting the distance between the arc-shaped support plate 8 and the connecting base 1, so as to adapt to steel strip coils with different outer diameters;

[0070] The bearing 4 is provided on the steel plate bracket 3, and the outer ring of the bearing 4 is fixedly connected to the steel plate bracket 3; it is used to reduce the friction resistance between the rotating rod 5 and the steel plate bracket 3, thereby ensuring that the main shaft 6 can rotate freely when manually pulled;

[0071] The rotating rod 5 is provided on the bearing 4 and is fixedly connected to the inner ring of the bearing 4; it is used to limit the position of the main shaft 6 and allow the main shaft 6 to rotate;

[0072] The main shaft 6 is slidably arranged on the rotating rod 5; it is used to limit the positions of the anti-falling mechanism, the positioning mechanism, the adjustment mechanism and the arc-shaped support plate 8;

[0073] A fixing bolt 7 is provided on the main shaft 6 and the rotating rod 5, and is used to fix the main shaft 6 and the rotating rod 5 together;

[0074] Reference Figure 1 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7 As a preferred embodiment, an anti-falling mechanism is provided on the main shaft 6 to prevent the steel strip from falling off randomly during rotation; the anti-falling mechanism includes:

[0075] There are two L-shaped movable plates 13, which are arranged on the main shaft 6 and are slidably connected to the main shaft 6;

[0076] There are two oblique card slots 14, which are provided on the L-shaped movable plate 13; they are used to provide space for the oblique card plate 18 to move, thereby achieving the fixation of the L-shaped movable plate 13;

[0077] The chuck 15 is fixedly mounted on the L-shaped movable plate 13;

[0078] There are four circular holes 16, which are provided on the chuck 15 to reduce the weight of the chuck 15, thereby reducing the labor intensity of manual handling;

[0079] Two arc-shaped limiting grooves 29 are symmetrically provided on the main shaft 6 for limiting the moving track of the L-shaped moving plate 13 .

[0080] During operation, the chuck 15 is manually lifted, and the L-shaped movable plate 13 fixedly connected to the chuck 15 is placed in the arc-shaped limiting groove 29 on the main shaft 6, and then the chuck 15 is manually rotated until the L-shaped movable plate 13 contacts the oblique clamping plate 18;

[0081] Reference Figure 5 、 Figure 7 and Figure 8 As a preferred embodiment, there are two positioning mechanisms, which are symmetrically arranged on the main shaft 6 and are used to fix and position the anti-falling mechanism; the positioning mechanism includes:

[0082] There are multiple springs 17, multiple springs 17 are arranged on the main shaft 6, and one end of the spring 17 is fixedly connected to the main shaft 6;

[0083] There are two oblique clamping plates 18, which are arranged on the spring 17 and fixedly connected to the other end of the spring 17;

[0084] There are two L-shaped pressing plates 19 , which are fixed on the oblique clamping plate 18 .

[0085] Two moving spaces 20 are symmetrically provided on the main shaft 6 , and the moving spaces 20 are used to provide compression space for the spring 17 and provide sliding space for the inclined clamping plate 18 and the L-shaped pressing plate 19 .

[0086] During operation, when the L-shaped movable plate 13 moves along the arc-shaped movable groove 25 and contacts the oblique clamping plate 18, the L-shaped movable plate 13 moves along the oblique surface of the oblique clamping plate 18, driving the oblique clamping plate 18 to move in the direction away from the clamping disc 15, and compressing the spring 17 until the oblique clamping groove 14 on the L-shaped movable plate 13 moves to the oblique clamping plate 18, and the spring 17 releases the elastic potential energy to drive the oblique clamping plate 18 to move in the direction close to the clamping disc 15, so that the oblique clamping plate 18 is inserted into the oblique clamping groove 14, and the non-oblique surface of the oblique clamping plate 18 realizes the fixation of the L-shaped movable plate 13, thereby realizing the clamping disc 15. 5 is fixed. When the chuck 15 needs to be disassembled, by pressing the L-shaped pressing plate 19, the L-shaped pressing plate 19 drives the oblique clamping plate 18 to move in the opposite direction away from the chuck 15, so that the oblique clamping plate 18 moves out of the oblique clamping groove 14, releasing the fixation of the L-shaped movable plate 13, and then manually rotating the chuck 15 to remove the arc-shaped limit groove 29; there are two positioning mechanisms. In the case of accidentally touching one of the L-shaped pressing plates 19, the other oblique clamping plate 18 remains in the oblique clamping groove 14, ensuring that the chuck 15 will not fall off, effectively improving the safety and stability of the operation.

[0087] Reference Figure 3 and Figure 8 As a preferred embodiment, the adjustment mechanism is provided on the main shaft 6; the adjustment mechanism includes:

[0088] The second motor 21 is fixedly mounted on the main shaft 6;

[0089] A first rotating rod 22 is provided on the second motor 21 , and one end of the first rotating rod 22 is fixedly connected to the output end of the second motor 21 ;

[0090] A first gear 23 is fixedly mounted on the first rotating rod 22;

[0091] The driven mechanism is provided on the main shaft 6. The driven mechanism includes:

[0092] A second gear 24 is provided on the main shaft 6 and is rotatably connected to the main shaft 6 . The second gear 24 is meshed with the first gear 23 .

[0093] There are multiple arc-shaped moving grooves 25, and multiple arc-shaped moving grooves 25 are opened on the second gear 24;

[0094] There are multiple driven assemblies, and multiple driven mechanisms are arranged on the second gear 24. The driven assembly includes:

[0095] There are multiple moving keys 26, which are arranged on the second gear 24 and are slidably connected to the second gear 24. The moving keys 26 are slidably connected to the main shaft 6; the moving key 26 has a rectangular structure at one end near the rectangular moving key 26, which is used to move within the rectangular moving groove 28 and prevent the moving key 26 from rotating. The moving key 26 has a barbell-shaped structure at one end near the second gear 24, which is used to limit the position of the moving key 26 and enable it to move stably within the arc-shaped moving groove 25;

[0096] There are multiple connecting plates 27 , and the multiple connecting plates 27 are fixedly arranged on the moving key 26 and fixedly connected to the arc-shaped support plate 8 .

[0097] The main shaft 6 is provided with a plurality of rectangular moving grooves 28 for limiting the moving track of the moving key 26;

[0098] There are multiple arc-shaped support plates 8, and multiple arc-shaped support plates 8 are arranged on the adjustment mechanism.

[0099] During operation, the second motor 21 is started, and the second motor 21 drives the first rotating rod 22 fixedly connected to its output end to rotate, the first rotating rod 22 drives the first gear 23 to rotate, and the first gear 23 drives the second gear 24 meshing with it to rotate on the main shaft 6. Under the action of the arc-shaped moving groove 25 and the rectangular moving groove 28, the second gear 24 drives the moving key 26 to move along the rectangular moving groove 28, the moving key 26 drives the connecting plate 27 to move, and the connecting plate 27 drives the arc-shaped support plate 8 to move, so that the arc-shaped support plate 8 can play a good supporting and fixing role on the steel belt rolls with different inner diameters, thereby improving the overall packaging efficiency.

[0100] Working principle: by starting the second motor 21, the second motor 21 drives the first rotating rod 22 to rotate, the first rotating rod 22 drives the first gear 23 to rotate, and the first gear 23 drives the second gear 24 meshing therewith to rotate on the main shaft 6. Under the action of the arc moving groove 25 and the rectangular moving groove 28, the second gear 24 drives the moving key 26 to move along the rectangular moving groove 28, and the moving key 26 drives the connecting plate 27 to move, and the connecting plate 27 drives the arc support plate 8 to move, so that the arc support plate 8 can play a good supporting and fixing role for steel strip rolls with different inner diameters; then according to the outer diameter of the steel strip roll, the first motor 9 is started, the first motor 9 drives the screw 10 to rotate, and the screw 10 drives the movable lifting plate 11 threadedly connected thereto to move up and down along the lifting groove 12, and the movable lifting plate 11 drives the steel plate bracket 3 to move up and down, thereby driving the main shaft 6 to move up and down, and then driving the arc support plate 8 to move up and down, adjusting the distance between the arc support plate 8 and the connecting base 1, so as to adapt to steel strip rolls with different outer diameters; through The chuck 15 is manually lifted, and the L-shaped movable plate 13 fixedly connected to the chuck 15 is placed in the arc-shaped limit groove 29 on the main shaft 6. Then, the chuck 15 is manually rotated, and the L-shaped movable plate 13 contacts the inclined plate. The L-shaped movable plate 13 moves along the inclined surface of the inclined clamping plate 18, driving the inclined clamping plate 18 to move away from the chuck 15. The inclined clamping plate 18 compresses the spring 17 until the inclined groove 14 on the L-shaped movable plate 13 moves to the inclined clamping plate 18, and the spring 17 releases its elastic potential energy to drive the inclined clamping plate 18. Move in the direction close to the chuck 15 so that the inclined clamping plate 18 is inserted into the inclined clamping groove 14. The non-inclined surface of the inclined clamping plate 18 fixes the L-shaped movable plate 13, thereby fixing the chuck 15. When the chuck 15 needs to be disassembled, by pressing the L-shaped pressing plate 19, the L-shaped pressing plate 19 drives the inclined clamping plate 18 to move in the opposite direction away from the chuck 15, so that the inclined clamping plate 18 moves out of the inclined clamping groove 14, releasing the fixation of the L-shaped movable plate 13, and then manually rotating the chuck 15 to remove the arc-shaped limit groove 29.

[0101] The above description of the embodiments is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A manual steel strip packaging and unwinding device, comprising a connecting base (1), a reinforcing steel bracket (2) and a steel plate bracket (3), wherein the reinforcing steel bracket (2) is fixedly connected to the connecting base (1), and is characterized in that: Also includes: A lifting mechanism, provided on the reinforced steel support (2), for driving the steel plate support (3) to move up and down; A bearing (4) is arranged on the steel plate bracket (3), and an outer ring of the bearing (4) is fixedly connected to the steel plate bracket (3); A rotating rod (5) is disposed on the bearing (4) and fixedly connected to the inner ring of the bearing (4); A main shaft (6) is slidably arranged on the rotating rod (5); A fixing bolt (7) is provided on the main shaft (6) and the rotating rod (5) and is used to fix the main shaft (6) and the rotating rod (5) together; An anti-falling mechanism is provided on the main shaft (6) and is used to prevent the steel strip coil from falling off randomly during rotation; Two positioning mechanisms are provided, and the two positioning mechanisms are symmetrically arranged on the main shaft (6) and are used to fix and position the anti-falling mechanism; An adjustment mechanism is provided on the main shaft (6); A plurality of arc-shaped support plates (8) are provided, and the plurality of arc-shaped support plates (8) are arranged on the adjustment mechanism.

2. The artificial steel strip packaging and unwinding device according to claim 1, characterized in that: The lifting mechanism comprises: A first motor (9) is fixedly mounted on the reinforced steel bracket (2); A screw rod (10) is rotatably mounted on the reinforced steel bracket (2), and one end of the screw rod (10) is fixedly connected to the output end of the first motor (9); A movable lifting plate (11) is provided on the screw rod (10) and is threadedly connected to the screw rod (10). The movable lifting plate (11) is slidably connected to the reinforced steel bracket (2). The movable lifting plate (11) is fixedly connected to the steel plate bracket (3).

3. The artificial steel strip packaging unwinding device according to claim 2, characterized in that: The reinforced steel bracket (2) is provided with a lifting groove (12), and the lifting groove (12) is used to provide a rotation space for the screw (10) and a lifting track for the movable lifting plate (11).

4. The artificial steel strip packaging and unwinding device according to claim 3, characterized in that: The anti-falling mechanism comprises: Two L-shaped movable plates (13) are provided, and the two L-shaped movable plates (13) are arranged on the main shaft (6) and are slidably connected to the main shaft (6); Two oblique slots (14) are provided, and the two oblique slots (14) are arranged on the L-shaped movable plate (13); A chuck (15) is fixedly mounted on the L-shaped movable plate (13); There are four circular holes (16), which are arranged on the chuck (15) to reduce the weight of the chuck (15).

5. The artificial steel strip packaging and unwinding device according to claim 4, characterized in that: The positioning mechanism comprises: A plurality of springs (17) are provided, wherein the plurality of springs (17) are arranged on the main shaft (6), and one end of the spring (17) is fixedly connected to the main shaft (6); Two inclined clamping plates (18) are provided, and the two inclined clamping plates (18) are arranged on the spring (17) and fixedly connected to the other end of the spring (17); Two L-shaped pressing plates (19) are provided, and the two L-shaped pressing plates (19) are fixedly arranged on the oblique clamping plate (18).

6. The artificial steel strip packaging and unwinding device according to claim 5, characterized in that: Two moving spaces (20) are symmetrically provided on the main shaft (6), and the moving spaces (20) are used to provide compression space for the spring (17) and sliding space for the inclined clamping plate (18) and the L-shaped pressing plate (19).

7. The artificial steel strip packaging and unwinding device according to claim 6, characterized in that: The adjustment mechanism includes: A second motor (21) is fixedly mounted on the main shaft (6); a first rotating rod (22) disposed on the second motor (21), one end of the first rotating rod (22) being fixedly connected to an output end of the second motor (21); A first gear (23) is fixedly mounted on the first rotating rod (22); The driven mechanism is arranged on the main shaft (6).

8. The artificial steel strip packaging and unwinding device according to claim 7, characterized in that: The driven mechanism comprises: a second gear (24) disposed on the main shaft (6) and rotatably connected to the main shaft (6), the second gear (24) being meshed with the first gear (23); A plurality of arc-shaped moving grooves (25) are provided, and the plurality of arc-shaped moving grooves (25) are opened on the second gear (24); A plurality of driven assemblies are provided, and the plurality of driven mechanisms are arranged on the second gear (24).

9. The artificial steel strip packaging and unwinding device according to claim 8, characterized in that: The driven component comprises: A plurality of movable keys (26) are provided, wherein the plurality of movable keys (26) are arranged on the second gear (24) and are slidably connected to the second gear (24), and the movable keys (26) are slidably connected to the main shaft (6); A plurality of connecting plates (27) are provided, and the plurality of connecting plates (27) are fixedly arranged on the moving key (26) and fixedly connected to the arc-shaped support plate (8).

10. The artificial steel strip packaging and unwinding device according to claim 9, characterized in that: The main shaft (6) is provided with a plurality of rectangular moving grooves (28) for limiting the moving track of the moving key (26); the main shaft (6) is symmetrically provided with two arc-shaped limiting grooves (29) for limiting the moving track of the L-shaped moving plate (13).

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