CN115303834A - Full-automatic non-stop unreeling machine - Google Patents

Abstract

The invention relates to the technical field of machinery, in particular to a fully automatic non-stop unwinding machine, comprising a chassis, a first driving roller, a second driving roller, a third driving roller, a hanger moving component, a clamping component and a guide seat , the bottom frame includes a bottom plate, an unwinding frame, a fixing frame and a fixing plate, the center of the fixing plate is provided with a through hole, the first driving roller and the second driving roller are at the same level, and the third driving roller is in the first driving roller and the second driving roller. Below the center of the driving roller, the clamping component is slidably arranged at the bottom of the fixed plate, the clamping component is arranged between the first driving roller and the second driving roller, the guide seat is fixedly arranged on the bottom plate, and the guiding seat is arranged on the third driving roller Below the guide seat, an arc-shaped surface that cooperates with the work of the third driving roller is provided. The invention realizes the function of having a new material coil for discharging work without stopping the old material coil after completing the discharging work through the hanger moving component, the material clamping component, the first driving roller and the second driving roller.

Description

A fully automatic non-stop unwinding machine

technical field

The invention relates to the technical field of machinery, in particular to a fully automatic non-stop unwinding machine.

Background technique

Unwinding machine is a common equipment in the long article processing production line. Its function is to unwind the rolled materials into fabrics by mechanical means, or to wind the fabrics into rolls by mechanical means, so as to complete the process. The transition of the material between the two states. At present, most of the automatic unwinding of roll-like raw materials is carried out by unwinders, and the release of roll-shaped materials through unwinders is relatively stable and has relatively high precision.

However, because the existing unwinding machine cannot realize the function of automatic refilling without stopping the machine, when a roll of raw material is released, the unwinding machine stops working when the staff needs it, and then the used raw material is unloaded and a new one is installed. Roll-shaped raw materials, and then continue to start the entire unwinding machine to work, the whole process takes a long time, resulting in lower overall work efficiency.

Contents of the invention

In view of the above problems, a fully automatic non-stop unwinding machine is provided, which controls the material roll to be loaded through the hanger moving component, and the clamping component, the first driving roller and the second driving roller cooperate to make the two material rolls be loaded at intervals , the third drive roller and the guide seat cooperate with the guide roll to release and leave the underframe.

In order to solve the problems of the prior art, the technical solution adopted in the present invention is:

A fully automatic non-stop unwinding machine is provided, which includes a bottom frame, a first driving roller, a second driving roller and a third driving roller, and also includes a hanger moving assembly, a material clamping assembly and a guide seat. The bottom frame includes a bottom plate, an unwinding There are four roll racks, fixed racks and fixed plates. The number of unwind racks is four. Every two unwind racks are set at both ends of the bottom plate respectively. Each set of unwind racks is used to place material rolls. The number of fixed racks There are two fixed frames, and the two fixed frames are fixedly arranged in the middle of the two groups of unwinding racks. The fixed plate is fixedly arranged above the bottom plate. The fixed plate is kept parallel to the bottom plate. The two ends of the driving roller and the third driving roller are respectively connected with two fixing frames, the first driving roller and the second driving roller are at the same level, the third driving roller is below the center of the first driving roller and the second driving roller, The moving direction of the output end of the hanger moving component is parallel to the connection direction of the two sets of unwinding racks. The clamping component is slidably arranged on the bottom of the fixed plate. The material assembly is arranged between the first driving roller and the second driving roller, the guide seat is fixedly arranged on the bottom plate, the guide seat is arranged under the third driving roller, and the guide seat is provided with an arc surface to cooperate with the third driving roller. .

Preferably, the bottom frame also includes a movable plate, the number of the movable plate is equal to the number of the fixed frame, the movable plate is slidably arranged on the fixed frame, the sliding direction of the movable plate is parallel to the moving direction of the output end of the hanger moving assembly, and the first driving roller The two ends of the hanger are fixedly connected with two movable plates respectively, and several connecting holes are opened on the bottom plate to cooperate with the guide seat, and all the connecting holes are evenly arranged along the moving direction of the output end of the hanger moving assembly.

Preferably, the chassis also includes polished rods and threaded rods, which are rotatably connected to a movable plate respectively, the axes of the polished rods and the threaded rods are parallel to the sliding direction of the movable plate, and the polished rods and the threaded rods are all arranged on the movable plate. On the side away from the second driving roller, a threaded hole for working with the threaded rod is provided on the fixing frame.

Preferably, the end of the threaded rod away from the movable plate is fixedly provided with a rotating handle, and the gripping portion of the rotating handle extends along the diameter direction of the threaded rod.

Preferably, one end of the threaded rod and the polished rod close to the movable plate is fixedly provided with a coaxial limiting disc, the movable plate includes a flat main body, a first limiting plate and a spring, and the flat main body is provided with a fixing hole to cooperate with the working of the limiting disc. The first limiting plate is slidably matched with the main body of the tablet. The first limiting plate is in the shape of a "U" as a whole. The side of the first limiting plate away from the main body of the tablet is set as an inclined plane. The first limiting plate is arranged in a "mouth" shape around the fixing hole, and the spring is arranged between the plate main body and the first limiting plate, and the axial direction of the spring is parallel to the diameter direction of the fixing hole.

Preferably, the movable plate also includes a limit bolt, which is fixedly connected to the main body of the plate, the axis of the limit bolt is parallel to the axis of the fixing hole, and the protrusions at both ends of the first limit plate are provided with matching limit bolts Working limit chute, the length direction of the limit chute is parallel to the diameter direction of the fixing hole.

Preferably, the chassis also includes a second limiting plate and a third limiting plate, the second limiting plate and the third limiting plate have the same shape, the second limiting plate is fixedly arranged above the fixing plate, and the second limiting plate The plate is set above the second drive roller, the third limit plate is slidably set above the fixed plate, the sliding direction of the third limit plate is parallel to the moving direction of the output end of the hanger moving assembly, and the third limit plate is set on the first above the drive roller.

Preferably, the movable plate is fixedly connected with the third limiting plate.

Preferably, the underframe further includes an auxiliary roller, the ends of the second limiting plate and the third limiting plate are rotatably provided with an auxiliary roller, the axis of the auxiliary roller is parallel to the axis of the first driving roller, and the auxiliary roller The axis of rotation is arranged coaxially with the axis of the auxiliary roller.

Preferably, the clamping assembly includes a light plate and a linear drive structure, the light plate is slidably arranged between the first drive roller and the second drive roller, the two ends of the light plate near the fixed frame are connected to the output ends of the linear drive structure, and the linear drive structure outputs The moving direction of the end is parallel to the moving direction of the output end of the hanger moving assembly.

The beneficial effects of the present application compared with the prior art are:

The present invention realizes the function that a new material roll can be unloaded after the old material roll completes the discharge work without stopping the machine through the hanger moving component, the clamping component, the first driving roller and the second driving roller, thereby avoiding In order to stop the machine for a long time to replace the new roll after the unwinding roll is released.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the whole of the present application;

Fig. 2 is the overall front view of the present application;

Fig. 3 is the overall plan view of the present application;

Fig. 4 is the sectional schematic diagram of the figure of the present application;

Fig. 5 is a three-dimensional schematic view of the chassis of the present application;

Fig. 6 is a three-dimensional exploded schematic view of the underframe of the present application;

Fig. 7 is the three-dimensional schematic view of the movable plate of the present application;

Fig. 8 is a three-dimensional exploded schematic view of the movable panel of the present application;

Fig. 9 is a schematic perspective view of the clamping assembly of the present application;

Fig. 10 is a schematic perspective view of the guide seat of the present application.

The labels in the figure are:

1-underframe; 1a-bottom plate; 1a1-connecting hole; 1b-unwind frame; 1c-fixed frame; 1d-fixed plate; 1d1-through hole; 1e-movable plate; Position plate; 1e3-spring; 1e4-fixing hole; 1e5-limit bolt; 1e6-limit chute; 1f-polished rod; 1g-threaded rod; 1g1-rotary handle; Position plate; 1i-the third limit plate; 1j-auxiliary stick;

2 - the first drive roller;

3 - the second drive roller;

4 - the third drive roller;

5- hanger mobile assembly;

6-clamping assembly; 6a-light board; 6b-linear drive structure;

7- guide seat;

8 - the first roll;

9 - Second reel.

Detailed ways

In order to further understand the features, technical means, and specific objectives and functions achieved by the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figures 1 to 10, a fully automatic non-stop unwinding machine includes a chassis 1, a first driving roller 2, a second driving roller 3 and a third driving roller 4, and also includes a hanger moving assembly 5, Clamping assembly 6 and guide seat 7, chassis 1 includes bottom plate 1a, unwinding frame 1b, fixed frame 1c and fixed plate 1d, the quantity of unwinding frame 1b is four, every two unwinding frame 1b is a group respectively Set at both ends of the bottom plate 1a, each group of unwinding racks 1b is used to place material rolls, the number of fixing racks 1c is two, and the two fixing racks 1c are fixed in the middle of the two sets of unwinding racks 1b, and the fixing plate 1d is fixed It is arranged above the bottom plate 1a, the fixed plate 1d is kept parallel to the bottom plate 1a, and the center of the fixed plate 1d is provided with a through hole 1d1, and the two ends of the first driving roller 2, the second driving roller 3 and the third driving roller 4 are respectively connected with two The fixed frame 1c is connected, the first driving roller 2 and the second driving roller 3 are at the same level, the third driving roller 4 is below the center of the first driving roller 2 and the second driving roller 3, the movement of the output end of the hanger moving assembly 5 The direction is parallel to the connection direction of the two groups of unwinding racks 1b, the material clamping assembly 6 is slidably arranged on the bottom of the fixed plate 1d, the moving direction of the output end of the clamping material assembly 6 is parallel to the moving direction of the output end of the hanger moving assembly 5, and the material clamping assembly 6 is arranged between the first drive roller 2 and the second drive roller 3, the guide seat 7 is fixedly arranged on the bottom plate 1a, the guide seat 7 is arranged below the third drive roller 4, and the guide seat 7 is provided with a third driving roller. The curved surface of the roller 4 work.

By moving the first material roll and the second material roll to the two sets of unwinding racks 1b through the hanger moving assembly 5 respectively, the unwinding heads of the first material roll and the second material roll are set opposite to each other at this time and both extend to a fixed position. In the through hole 1d1 of the plate 1d, the discharge head of the first roll is now between the first drive roller 2 and the clamping assembly 6, and the discharge head of the second roll is between the second drive roll 3 and the clamping assembly 6, at this moment, the discharge head of the first material roll is in contact with the output end of the first drive roller 2, and the discharge head of the second material roll is in contact with the second drive roller 3, because the first material roll and the second material roll There are no restrictions on the direction of the head. At this time, the discharge heads of the first and second rolls cannot follow the first driving roller 2 or the second driving roller 3. The staff controls the clamping assembly 6 to move closer to the first The direction of the drive roller 2 moves, and the discharge head of the first roll is clamped by the first drive roll 2 and the clamping assembly 6 at this time, and the first roll is discharged, and the discharge head of the first roll passes through the guide seat 7 and the third driving roller 4 leave from the underframe 1, and when the first material roll is unloaded, the clamping assembly 6 moves towards the direction close to the second driving roller 3, and the second material roll discharge head When moving along with the second driving roller 3, the new first material roll is controlled by the hanger moving assembly 5 to load the material. Compared with the prior art, the hanger moving assembly 5 of the present application controls the material roll to carry out Feeding, the clamping assembly 6, the first driving roller 2 and the second driving roller 3 cooperate to make the two material rolls spaced for feeding, and the third driving roller 4 and the guide seat 7 cooperate with the guide material roll to release and leave the bottom frame 1, Thereby avoiding needing to shut down for a long time to replace new material roll after the material roll that is being discharged is released.

Referring to Fig. 5 to Fig. 10, the underframe 1 also includes a movable plate 1e, the number of the movable plate 1e is equal to that of the fixed frame 1c, the movable plate 1e is slidably arranged on the fixed frame 1c, and the sliding direction of the movable plate 1e is the same as that of the hanging frame. The moving direction of the output end of the frame moving assembly 5 is parallel, and the two ends of the first drive roller 2 are respectively fixedly connected to the two movable plates 1e, and several connecting holes 1a1 are provided on the bottom plate 1a to cooperate with the guide seat 7. All the connecting holes 1a1 Evenly set along the moving direction of the output end of the hanger moving assembly 5 .

By controlling the movable plate 1e to move, the interval between the first drive roller 2 and the second drive roller 3 can be changed at this time. Compared with the prior art, the movable plate 1e of the present application cooperates with the clamping assembly 6 so that different Thick material rolls can also be unloaded, thereby avoiding that when the thickness of the material roll increases, the material roll will not be able to enter the working range of the first driving roller 2 or the second driving roller 3 .

Referring to Figures 5 to 8, the base frame 1 also includes a polished rod 1f and a threaded rod 1g, which are respectively rotatably connected to a movable plate 1e, and the axes of the polished rod 1f and the threaded rod 1g are connected to the movable plate The sliding direction of 1e is parallel, the polished rod 1f and the threaded rod 1g are both arranged on the side of the movable plate 1e away from the second driving roller 3, and the fixed frame 1c is provided with a threaded hole for working with the threaded rod 1g.

By rotating the threaded rod 1g, the threaded rod 1g moves along the axial direction of the threaded rod 1g while driving the movable plate 1e to rotate simultaneously. Compared with the prior art, the threaded rod 1g of the present application makes the movable plate 1e stable after changing its position The current position is kept unchanged, so as to prevent the movable plate 1e from being subjected to an external force when the clamping assembly 6 cooperates with the first driving roller 2 to cause it to move.

Referring to Fig. 5 to Fig. 8, the end of the threaded rod 1g away from the movable plate 1e is fixedly provided with a rotating handle 1g1, and the gripping portion of the rotating handle 1g1 extends along the diameter direction of the threaded rod 1g.

By holding the rotating handle 1g1 to rotate, the rotating handle 1g1 will drive the threaded rod 1g to rotate together. Compared with the prior art, the rotating handle 1g1 of the present application makes it more convenient to control the rotation of the threaded rod 1g, thereby avoiding It is inconvenient to use force when holding the threaded rod 1g to rotate.

Referring to Fig. 5 to Fig. 8: the end of the threaded rod 1g and the polished rod 1f close to the movable plate 1e is fixedly provided with a coaxial limiting disk 1g2, and the movable plate 1e includes a flat main body 1e1, a first limiting plate 1e2 and a spring 1e3, The plate main body 1e1 is provided with a fixing hole 1e4 that cooperates with the stop plate 1g2. The first limit plate 1e2 slides and fits with the plate main body 1e1. One side of the plate main body 1e1 is set as an inclined plane, the number of the first limiting plate 1e2 is two, the two first limiting plates 1e2 are arranged in the shape of a "mouth" around the fixing hole 1e4, and the spring 1e3 is arranged on the plate main body 1e1 and the second Between a limiting plate 1e2, the axis direction of the spring 1e3 is parallel to the diameter direction of the fixing hole 1e4.

By first threading the threaded rod 1g with the fixing frame 1c, then forwardly rotating the threaded rod 1g so that the limit plate 1g2 is away from the second driving roller 3, and then coaxially aligning the fixing hole 1e4 of the plate main body 1e1 with the limit plate 1g2, At this time, the threaded rod 1g is reversely rotated, and the two first limit plates 1e2 will be pushed away from each other when the limit plate 1g2 approaches the movable plate 1e. After the limit plate 1g2 enters the fixing hole 1e4, the two first limit plates The positioning plate 1e2 is close to each other and blocks the threaded rod 1g under the work of the spring 1e3. At this time, the connection between the threaded rod 1g and the movable plate 1e is completed. Compared with the prior art, the fixing hole 1e4 and the first limiting plate 1e2 of the present application Cooperating with the spring 1e3, the connection between the threaded rod 1g and the movable plate 1e can be completed by rotating in the forward direction, thereby avoiding that the threaded rod 1g or the movable plate 1e cannot be repaired and replaced quickly when the threaded rod 1g or the movable plate 1e fails.

Referring to Figures 5 to 8, the movable plate 1e also includes a limit bolt 1e5, which is fixedly connected to the plate main body 1e1, the axis of the limit bolt 1e5 is parallel to the axis of the fixing hole 1e4, and the first limit plate 1e2 There are limit chute 1e6 working with the limit bolt 1e5 on the protrusions at both ends, and the length direction of the limit chute 1e6 is parallel to the diameter direction of the fixing hole 1e4.

Due to the existence of two connection points during the movement of the first limiting plate 1e2, it is ensured that the first limiting plate 1e2 can only move along the diameter direction of the fixing hole 1e4. Compared with the prior art, the limiting bolt 1e5 of the present application and the limit chute 1e6 limit the moving direction of the first limit plate 1e2, thereby avoiding the situation that the first limit plate 1e2 rotates during the movement and the limit disc 1g2 cannot be fixed after entering the fixing hole 1e4 .

Referring to Fig. 5 to Fig. 8, the underframe 1 also includes a second limiting plate 1h and a third limiting plate 1i, the second limiting plate 1h and the third limiting plate 1i have the same shape, and the second limiting plate 1h It is fixedly arranged above the fixed plate 1d, the second limiting plate 1h is arranged above the second drive roller 3, the third limiting plate 1i is slidably arranged above the fixing plate 1d, and the sliding direction of the third limiting plate 1i is the same as that of the suspension. The moving direction of the output end of the rack moving assembly 5 is parallel, and the third limiting plate 1i is arranged above the first driving roller 2 .

By setting the second limit plate 1h and the third limit plate 1i, it is ensured that the discharge head of the first material roll is always between the first driving roller 2 and the clamping assembly 6, and the discharge head of the second material roll is always Located between the second driving roller 3 and the clamping assembly 6, compared with the prior art, the second limiting plate 1h and the third limiting plate 1i of the present application are used for discharging the first material roll and the second material roll The position of the head is limited, so as to avoid that the discharge head of the first material roll and the second material roll cannot cooperate with the first driving roller 2 or the second driving roller 3 when passing through the through hole 1d1.

Referring to Fig. 5 to Fig. 8, the movable plate 1e is fixedly connected with the third limiting plate 1i.

When the threaded rod 1g is rotated, the movement of the movable plate 1e will drive the third limiting plate 1i to move together. Compared with the prior art, the fixed connection between the movable plate 1e and the third limiting plate 1i of the present application ensures the movement of the movable plate 1e After a certain distance, the third limiting plate 1i can also move the same distance, thereby avoiding the need to spend time adjusting the position of the third limiting plate 1i after moving the movable plate 1e.

Referring to Fig. 5 to Fig. 8, the underframe 1 also includes an auxiliary roller 1j, the ends of the second limiting plate 1h and the third limiting plate 1i are rotatably provided with the auxiliary roller 1j, and the axis of the auxiliary roller 1j Parallel to the axis of the first driving roller 2, the rotation axis of the auxiliary roller 1j is arranged coaxially with the axis of the auxiliary roller 1j.

When discharging through the first material roll or the second material roll, the auxiliary roller 1j rotates in conjunction with the discharge of the first material roll or the second material roll. Compared with the prior art, the auxiliary roller 1j of the present application has the same The materials of the material roll or the second material roll are in contact, thereby avoiding the first material roll and the second material roll from being damaged due to friction with the first limiting plate 1e2 or the second limiting plate 1h when unloading.

Referring to Fig. 10, the clamping assembly 6 includes a light plate 6a and a linear drive structure 6b, the light plate 6a is slidably arranged between the first driving roller 2 and the second driving roller 3, and both ends of the light plate 6a close to the fixed frame 1c are connected with The output end of the linear driving structure 6b, the moving direction of the output end of the linear driving structure 6b is parallel to the moving direction of the output end of the hanger moving assembly 5 .

The linear drive structure 6b works to push the optical panel 6a to move. Compared with the prior art, the linear drive structure 6b of the present application enables the movement of the optical panel 6a to be stably controlled, thereby avoiding the vibration of the optical panel 6a during the movement process. occurrence of other situations.

The above examples only represent one or several implementations of the present invention, and the descriptions thereof are more specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. A fully automatic non-stop unwinding machine, comprising an underframe (1), a first driving roller (2), a second driving roller (3) and a third driving roller (4), characterized in that it also includes a hanging Frame moving assembly (5), clamping assembly (6) and guide seat (7); Chassis (1) comprises bottom plate (1a), unwinding frame (1b), fixed frame (1c) and fixed plate (1d), and the quantity of unwinding frame (1b) is four, every two unwinding frame (1b ) is a group respectively arranged on the two ends of the bottom plate (1a), each group of unwinding racks (1b) is used to place material rolls, the number of fixing racks (1c) is two, and the two fixing racks (1c) are fixedly arranged on The two groups of unwinding racks (1b) are in the middle position, the fixed plate (1d) is fixedly arranged above the bottom plate (1a), the fixed plate (1d) is kept parallel to the bottom plate (1a), and the center of the fixed plate (1d) is provided with a through hole ( 1d1); The two ends of the first driving roller (2), the second driving roller (3) and the third driving roller (4) are connected with two fixed mounts (1c) respectively, the first driving roller (2) and the second driving roller ( 3) At the same level, the third driving roller (4) is below the center of the first driving roller (2) and the second driving roller (3); The moving direction of the output end of the hanger moving assembly (5) is parallel to the connection direction of the two groups of unwinding racks (1b); The clamping assembly (6) is slidably arranged on the bottom of the fixed plate (1d), the moving direction of the output end of the clamping assembly (6) is parallel to the moving direction of the output end of the hanger moving assembly (5), and the clamping assembly (6) is arranged at the Between a driving roller (2) and a second driving roller (3); The guide seat (7) is fixedly arranged on the bottom plate (1a), the guide seat (7) is arranged below the third drive roller (4), and an arc is provided on the guide seat (7) to cooperate with the third drive roller (4). shape. 2. A fully automatic non-stop unwinding machine according to claim 1, characterized in that the underframe (1) also includes a movable plate (1e); The quantity of the movable plate (1e) is equal to the quantity of the fixed frame (1c), and the movable plate (1e) is slidably arranged on the fixed frame (1c), and the sliding direction of the movable plate (1e) is the same as that of the output end of the hanger moving assembly (5). The moving direction is parallel, the two ends of the first driving roller (2) are respectively fixedly connected with the two movable plates (1e), and the bottom plate (1a) is provided with several connecting holes (1a1) for working with the guide seat (7). The connecting holes (1a1) are evenly arranged along the moving direction of the output end of the hanger moving assembly (5). 3. A fully automatic non-stop unwinding machine according to claim 2, characterized in that the underframe (1) also includes a polished rod (1f) and a threaded rod (1g); The polished rod (1f) and the threaded rod (1g) are respectively rotatably connected with a movable plate (1e), the axes of the polished rod (1f) and the threaded rod (1g) are all parallel to the sliding direction of the movable plate (1e), and the polished rod (1f ) and the threaded rod (1g) are all arranged on the side of the movable plate (1e) away from the second drive roller (3), and the fixed frame (1c) is provided with a threaded hole for working with the threaded rod (1g). 4. A fully automatic non-stop unwinding machine according to claim 3, characterized in that, one end of the threaded rod (1g) away from the movable plate (1e) is fixedly provided with a rotating handle (1g1), and the rotating handle (1g1) The grip portion extends along the diameter of the threaded rod (1g). 5. A fully automatic non-stop unwinding machine according to claim 3, characterized in that, one end of the threaded rod (1g) and the polished rod (1f) close to the movable plate (1e) is fixedly provided with a coaxial limit plate (1g2), the movable plate (1e) includes a flat plate main body (1e1), a first limiting plate (1e2) and a spring (1e3); The plate main body (1e1) is provided with a fixing hole (1e4) that cooperates with the stop plate (1g2), the first limit plate (1e2) slides and fits with the plate main body (1e1), and the first limit plate (1e2) as a whole is "U" shape, the side of the first limiting plate (1e2) away from the flat body (1e1) is set as a slope, the number of the first limiting plate (1e2) is two, and the two first limiting plates (1e2) surround The fixing hole (1e4) is set in the shape of a "mouth", the spring (1e3) is set between the plate main body (1e1) and the first limiting plate (1e2), the axial direction of the spring (1e3) is in line with the direction of the fixing hole (1e4) Diameters are parallel. 6. A fully automatic non-stop unwinding machine according to claim 5, characterized in that the movable plate (1e) also includes a limit bolt (1e5); The limit bolt (1e5) is fixedly connected with the plate main body (1e1), the axis of the limit bolt (1e5) is parallel to the axis of the fixing hole (1e4), and the protrusions at both ends of the first limit plate (1e2) are provided with Cooperate with the limit chute (1e6) working with the limit bolt (1e5), the length direction of the limit chute (1e6) is parallel to the diameter direction of the fixing hole (1e4). 7. A fully automatic non-stop unwinding machine according to claim 2, characterized in that the underframe (1) also includes a second limiting plate (1h) and a third limiting plate (1i); The second limiting plate (1h) and the third limiting plate (1i) have the same shape, the second limiting plate (1h) is fixedly arranged above the fixed plate (1d), and the second limiting plate (1h) is arranged on the Above the second driving roller (3), the third limiting plate (1i) is slidably arranged above the fixed plate (1d), and the sliding direction of the third limiting plate (1i) is in line with the moving direction of the output end of the hanger moving assembly (5) In parallel, the third limiting plate (1i) is arranged above the first driving roller (2). 8. A fully automatic non-stop unwinding machine according to claim 7, characterized in that the movable plate (1e) is fixedly connected to the third limiting plate (1i). 9. A fully automatic non-stop unwinding machine according to claim 8, characterized in that the underframe (1) also includes auxiliary rollers (1j); One end of the second limiting plate (1h) and the third limiting plate (1i) that are close to each other can be rotatably provided with an auxiliary roller (1j), the axis of the auxiliary roller (1j) and the axis of the first drive roller (2) Parallel, the rotation axis of the auxiliary roller (1j) is set coaxially with the axis of the auxiliary roller (1j). 10. A fully automatic non-stop unwinding machine according to claim 1, characterized in that, the clamping assembly (6) includes a light plate (6a) and a linear drive structure (6b); The light board (6a) is slidably arranged between the first drive roller (2) and the second drive roller (3), and the two ends of the light board (6a) close to the fixed frame (1c) are connected to the output ends of the linear drive structure (6b) , the moving direction of the output end of the linear drive structure (6b) is parallel to the moving direction of the output end of the hanger moving assembly (5).

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