A full servo winding machine

CN224857924UActive Publication Date: 2026-10-16GUANGDONG SWEET INTELLIGENT MANUFACTURING CO LTD
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Patent Information

Application Number
CN202522581256.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-04
Publication Date
2026-10-16
Estimated Expiration
2035-12-04

AI Technical Summary

Technical Problem

[0003]传统收卷机每卷收卷完毕后停机由人工更换,如此便会造成片材收卷效率不高,无法实现自动化收卷,严重影响到整个片材的收卷流程

Benefits of technology

[0014] Achieving continuous operation without stopping the machine: By setting up a rotary winding device with dual air-expanding heads (first and second turntables), winding operations can be carried out at one station while material loading and unloading preparations are performed at the other station. When one roll is finished winding, the turntable rotates to switch stations, allowing a new roll to be wound immediately without stopping the machine, greatly reducing equipment downtime and improving winding efficiency.

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Abstract

The utility model relates to sheet material processing equipment technical field discloses a kind of full servo winding machines, comprising: winding device, for sheet material winding;Traction device is located above winding device, for sheet material guiding;Cutting and wrapping device is located in front of winding device and is placed below traction device, for sheet material cutting and for sheet material wrapping;Mobile device is connected with cutting and wrapping device, and mobile device drives cutting and wrapping device to move towards winding device.The utility model realizes that winding process is more automated, intelligent;Degree of manual intervention is reduced, and the influence of artificial factor to product quality is reduced, help to improve the overall quality and market competitiveness of product.
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Description

Technical Field

[0001] This utility model relates to the technical field of sheet processing equipment, and in particular to a fully servo winding machine. Background Technology

[0002] In the field of roll material processing such as film, paper, and composite materials, the winding machine is one of the core pieces of equipment, and its performance directly affects the winding quality, production efficiency, and automation level of the roll material.

[0003] Traditional rewinding machines stop after each roll is finished and require manual replacement, which results in low sheet rewinding efficiency, prevents automated rewinding, and seriously affects the entire sheet rewinding process.

[0004] Therefore, improvements are needed. Utility Model Content

[0005] The technical problem solved by this utility model is to address the deficiencies in the prior art by providing a fully servo winding machine to solve the problems mentioned in the background art.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows: A fully servo winding machine, comprising: a winding device, the winding device including a base, a left side plate disposed on the base, a right side plate disposed on the base, a first turntable disposed on the left side plate, a second turntable disposed on the right side plate, a first air head disposed on the first turntable, a second air head disposed on the first turntable, a first driving device disposed on the first turntable and used to drive the first air head to rotate, a second driving device disposed on the first turntable and used to drive the second air head to rotate, a first telescopic component disposed on the first turntable and used to drive the first air head to move, a second telescopic component disposed on the first turntable and used to drive the second air head to move, a third air head disposed on the second turntable and corresponding to the first air head, and a third air head disposed on the second turntable and corresponding to the first air head. A fourth air head corresponding to the two air heads; a third telescopic assembly disposed on the second turntable and used to drive the movement of the third air head; a fourth telescopic assembly disposed on the second turntable and used to drive the movement of the fourth air head; a power source disposed on the right side plate and meshing with the second turntable for rotation; and a first guide rod group and a second guide rod group disposed between the first turntable and the second turntable; wherein the first guide rod group and the second guide rod group are symmetrically distributed along the rotation axis; a traction device disposed above the winding device and used to guide the sheet; a cutting and wrapping device disposed in front of the winding device and below the traction device, used to cut the sheet and wrap the sheet; and a moving device connected to the cutting and wrapping device, which drives the cutting and wrapping device to move toward the winding device.

[0007] Further, the traction device includes a left support plate mounted on the left side plate, a right support plate mounted on the right side plate, a traction motor mounted on the left side plate, a traction reducer connected to the output end of the traction motor, a rotating roller connected to the traction reducer, guide rollers disposed on the left and right support plates, an adjusting roller disposed above the rotating rollers, and a first telescopic member connected to the end of the adjusting rollers; wherein, the traction motor drives the rotating rollers to rotate, and the first telescopic member drives the distance between the adjusting rollers and the rotating rollers; there is one or more guide rollers, which are used to guide the sheet material.

[0008] Further, the cutting and wrapping device includes a left upright plate mounted on the base, a right upright plate mounted on the base, a support roller connected to the left and right upright plates, a linear module mounted between the left and right upright plates, a cutter mounted on the linear module, a positioning roller disposed between the left and right upright plates, a second telescopic member mounted on the left and right upright plates, the second telescopic member being connected to the end of the positioning roller, a wrapping motor mounted on the right upright plate, a gear transmission rod pulverizedly connected to the wrapping motor, a rotating gear mounted on the left and right upright plates, and a wrapping roller mounted on the rotating gear; wherein, the rotating gear is provided with an opening for accommodating a paper tube; the second telescopic member drives the positioning roller to press the sheet tightly, the linear module drives the cutter to move and cut the sheet, and the wrapping roller rotates under the drive of the gear transmission rod to attach the sheet to a new paper tube.

[0009] Furthermore, the moving device includes slide rails respectively installed on both sides of the base, a rack disposed on one side of the slide rail, and a third telescopic member respectively installed on the left side plate and the right side plate; wherein, the slide rails are connected to the lower ends of the sitting plate and the right upright plate respectively through sliders; the third telescopic member drives the cutting and wrapping device to move along the slide rails.

[0010] Furthermore, the first driving device includes a first driving motor, a first driving reducer connected to the first driving motor, and a first gear shaft that is drivenly connected to the first driving reducer; the first gear shaft is drivenly connected to the first air inflator.

[0011] Furthermore, the second driving device includes a second driving motor, a second driving reducer connected to the second driving motor, and a second gear shaft that is driven by the second driving reducer; the second gear shaft is driven by the second air head, and the second gear shaft is coaxially arranged with the first gear shaft.

[0012] Furthermore, the power source includes a power motor and a gear disposed on the output end of the power motor, the gear meshing with the transmission teeth of the second turntable circumference.

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

[0014] Achieving continuous operation without stopping the machine: By setting up a rotary winding device with dual air-expanding heads (first and second turntables), winding operations can be carried out at one station while material loading and unloading preparations are performed at the other station. When one roll is finished winding, the turntable rotates to switch stations, allowing a new roll to be wound immediately without stopping the machine, greatly reducing equipment downtime and improving winding efficiency.

[0015] Highly automated, reducing manual intervention: It integrates traction, automatic cutting, automatic wrapping and automatic roll changing functions. The entire process, from roll material introduction, tension control, fixed-length cutting to the initial wrapping of new rolls, is completed automatically, reducing reliance on operators, alleviating labor intensity, and realizing fully automated production of roll material winding.

[0016] Precise cutting and wrapping actions: The cutting and wrapping device uses a linear module to drive the cutter, resulting in fast, precise, and clean cuts. The wrapping roller is precisely driven by a servo motor through a gear transmission rod, ensuring that the head of the sheet is perfectly attached to the new paper tube. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of this utility model.

[0018] Figure 2 This is a schematic diagram of the structure of this utility model from another angle.

[0019] Figure 3 This is a schematic diagram of the winding device.

[0020] Figure 4 This is a schematic diagram of the winding device.

[0021] Figure 5 This is a schematic diagram of the traction device.

[0022] Figure 6 This is a schematic diagram of the wrapping device.

[0023] Figure 7 This is a schematic diagram of the wrapping device.

[0024] Figure 8 This is a structural diagram of the mobile device.

[0025] Figure 9 This is a schematic diagram of the structure of the first drive device and the second drive device.

[0026] Figure 10 This is a partial structural schematic diagram of this utility model.

[0027] Reference numerals: 1. Winding device; 2. Base; 3. Left side plate; 4. Right side plate; 5. First turntable; 6. Second turntable; 7. First air head; 8. Second air head; 9. First drive device; 10. Second drive device; 11. First telescopic assembly; 12. Second telescopic assembly; 13. Third air head; 14. Fourth air head; 15. Third telescopic assembly; 16. Fourth telescopic assembly; 17. Power source; 18. First guide rod assembly; 19. Second guide rod assembly; 20. Traction device; 21. Cutting and wrapping device; 22. Moving device; 23. Left support plate; 24. Right support plate; 25. Traction... 26. Traction motor; 27. Rotating roller; 28. Guide roller; 29. ​​Adjusting roller; 30. First telescopic component; 31. Left vertical plate; 32. Right vertical plate; 33. Support roller; 34. Linear module; 35. Positioning roller; 36. Second telescopic component; 37. Wrapping motor; 38. Gear transmission rod; 39. Rotating gear; 40. Wrapping roller; 41. Opening; 42. Slide rail; 43. Rack; 44. Third telescopic component; 45. First drive motor; 46. First drive reducer; 47. First gear shaft; 48. Second drive motor; 49. Second drive reducer; 50. Second gear shaft. Detailed Implementation

[0028] The present invention will now be described in further detail with reference to the accompanying drawings.

[0029] The embodiments described with reference to the accompanying drawings are exemplary and intended to explain this application, and should not be construed as limiting this application. In the description of this application, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as limiting this application. 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 indicated technical features. Thus, a feature defined with "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "several" or "more than" means two or more, unless otherwise explicitly specified. In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances. In this application, unless otherwise expressly specified and limited, "above" or "below" a second feature can include direct contact between the first and second features, or it can include contact between the first and second features through another feature between them. Moreover, "above," "over," and "on top" of a second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" of a second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0030] In view of the technical problems described in the background art, such as Figure 1-4As shown, a fully servo-driven winding machine is provided, including: a winding device 1, the winding device 1 including a base 2, a left side plate 3 disposed on the base 2, a right side plate 4 disposed on the base 2, a first turntable 5 disposed on the left side plate 3, a second turntable 6 disposed on the right side plate 4, a first air head 7 disposed on the first turntable 5, a second air head 8 disposed on the first turntable 5, a first driving device 9 disposed on the first turntable 5 for driving the first air head 7 to rotate, a second driving device 10 disposed on the first turntable 5 for driving the second air head 8 to rotate, a first telescopic component 11 disposed on the first turntable 5 for driving the first air head 7 to move, a second telescopic component 12 disposed on the first turntable 5 for driving the second air head 8 to move, a third air head 13 disposed on the second turntable 6 and corresponding to the first air head 7, and a fourth air head 14 disposed on the second turntable 6 and corresponding to the second air head 8. The system comprises: a third telescopic assembly 15 located on the second turntable 6 and used to drive the third air inflator 13 to move; a fourth telescopic assembly 16 located on the second turntable 6 and used to drive the fourth air inflator 14 to move; a power source 17 located on the right side plate 4 and meshing with the second turntable 6 to rotate; and a first guide rod group 18 and a second guide rod group 19 located between the first turntable 5 and the second turntable 6; wherein the first guide rod group 18 and the second guide rod group 19 are symmetrically distributed along the rotation axis; a traction device 20 located above the winding device 1 and used to guide the sheet material; a cutting and wrapping device 21 located in front of the winding device 1 and below the traction device 20, used to cut the sheet material and to wrap the sheet material; and a moving device 22 connected to the cutting and wrapping device 21, which drives the cutting and wrapping device 21 to move toward the winding device 1.

[0031] This utility model provides a fully servo-driven winding machine, which mainly consists of four core parts: a winding device 1, a traction device 20, a cutting and wrapping device 21, and a moving device 22. These parts cooperate to complete the efficient winding operation of the roll material.

[0032] The winding device 1 is based on the base 2, on which the left side plate 3 and the right side plate 4 are respectively provided to provide a stable support frame for the entire winding device 1.

[0033] A first turntable 5 is mounted on the left side plate 3, and the first turntable 5 can rotate on the left side plate 3. A second turntable 6 is mounted on the right side plate 4, and the second turntable 6 can rotate on the right side plate 4. A first air head 7 and a second air head 8 are set on the first turntable 5, and a third air head 13 and a fourth air head 14 are set on the second turntable 6. The first air head 7 and the third air head 13 form one group, and the second air head 8 and the fourth air head 14 form another group. The two groups are symmetrically arranged about the rotation axis. The first air head 7, the second air head 8, the third air head 13, and the fourth air head 14 cooperate with the paper tube through high-pressure air inflation to facilitate subsequent winding. In order to facilitate the feeding of the paper tube and the unloading of the paper tube after winding, a first telescopic component 11 is set at the position of the first air head 7, a second telescopic component 12 is set at the position of the second air head 8, a third telescopic component 15 is set at the position of the third air head 13, and a fourth telescopic component 16 is set at the position of the fourth air head 14. The first telescopic assembly 11 can be a hydraulic cylinder or a pneumatic cylinder. Specifically, the first telescopic assembly 11 uses two sets of pneumatic cylinders and a connecting plate. The connecting plate is connected to the first air expansion head 7, and the telescopic ends of the two sets of pneumatic cylinders are connected to the connecting plate. The pneumatic cylinders drive the connecting plate to move, which indirectly drives the telescopic movement of the first air expansion head 7, thereby allowing it to extend into or out of the paper tube. The second telescopic assembly 12, the third telescopic assembly 15, and the fourth telescopic assembly 16 adopt the same structure as the first telescopic assembly 11. The structure and operating principle of the first telescopic assembly 11 can be referred to, and will not be described in detail here.

[0034] The first turntable 5 is equipped with a first driving device 9 and a second driving device 10. The first driving device 9 drives the first air head 7 to rotate. Since the first air head 7 and the third air head 13 are used to mount paper tubes, when the first driving device 9 drives the first air head 7 to rotate, it simultaneously drives the third air head 13 to rotate and wind the sheet. The second driving device 10 drives the second air head 8 to rotate. Since the second air head 8 and the fourth air head 14 are used to mount paper tubes, when the second driving device 10 drives the second air head 8 to rotate, it simultaneously drives the fourth air head 14 to rotate and wind the sheet. The first driving device 9 and the second driving device 10 respectively complete the winding of the sheet.

[0035] The power source 17 provides power for the rotation of the second turntable 6. A first guide rod group 18 and a second guide rod group 19 are provided between the first turntable 5 and the second turntable 6. The first guide rod group 18 and the second guide rod group 19 are symmetrically distributed along the center of the rotation axis. The guide rod group guides the direction of the sheet during the roll changing process. At the same time, the first guide rod group 18 and the second guide rod group 19 are used to connect the first turntable 5 and the second turntable 6. The power source 17 drives the second turntable 6 to rotate, which drives the first turntable 5 to rotate synchronously.

[0036] The traction device 20 is located above the winding device 1 and is used to pull the formed sheet to the winding device 1 to complete the winding operation.

[0037] The cutting and wrapping device 21 is used to cut the rolled roll after it has been wound up, and then attach the sheet to the next roll for continuous winding operation.

[0038] The moving device 22 is used to move the cutting and wrapping device 21 toward the winding device 1, so that the cutting and wrapping device 21 can complete the relevant operations.

[0039] Through the above technical solution, by setting up a rotary winding device 1 (first and second turntables 6) with double air-expanding heads, winding operations can be carried out at one station while material loading and unloading preparations can be performed at another station. When one roll is finished being wound, the turntable rotates to switch stations, and the winding of a new roll can begin immediately without stopping the machine, greatly reducing equipment downtime and significantly improving winding efficiency. It integrates traction, automatic cutting, automatic wrapping, and automatic roll changing functions. The entire process, from roll material introduction, tension control, fixed-length cutting to the start of wrapping a new roll, is completed automatically, reducing reliance on operators, alleviating labor intensity, and realizing fully automated production of roll material winding.

[0040] refer to Figure 5 As shown, the traction device 20 includes a left support plate 23 mounted on the left side plate 3, a right support plate 24 mounted on the right side plate 4, a traction motor 25 mounted on the left side plate 3, a traction reducer 26 connected to the output end of the traction motor 25, a rotating roller 27 connected to the traction reducer, guide rollers 28 disposed on the left support plate 23 and the right support plate 24, an adjusting roller 29 disposed above the rotating roller 27, and a first telescopic member 30 connected to the end of the adjusting roller 29; wherein, the traction motor 25 drives the rotating roller 27 to rotate, and the first telescopic member 30 drives the distance between the adjusting roller 29 and the rotating roller 27; there is one or more guide rollers 28, which are used to guide the sheet material.

[0041] Left support plate 23 and right support plate 24 provide mounting support for the various components of traction device 20. A traction motor 25 is installed on the left side plate 3, and the output end of the traction motor 25 is connected to a traction reducer 26, which in turn is connected to a rotating roller 27. An adjusting roller 29 is correspondingly arranged above the rotating roller 27. The adjusting roller 29 is adapted to the thickness of the sheet. The first telescopic member 30 can be a cylinder or a hydraulic cylinder. Two sets of the first telescopic members 30 are selected. The first telescopic members 30 are respectively connected to the two ends of the adjusting roller 29. Driven by the first telescopic members 30, the adjusting roller 29 moves toward the rotating roller 27 to adapt to the thickness of the sheet. Then, the rotating roller 27, driven by the traction motor 25, completes the transportation of the sheet. There is one or more guide rollers 28, which are used to guide the film roll so that the roll can enter the winding device 1 according to a predetermined path. There is no restriction on this.

[0042] refer to Figure 6-7 As shown, the cutting and wrapping device 21 includes a left vertical plate 31 mounted on the base 2, a right vertical plate 32 mounted on the base 2, a support roller 33 connected to the left vertical plate 31 and the right vertical plate 32, a straight module 34 mounted between the left vertical plate 31 and the right vertical plate 32, a cutting blade mounted on the straight module 34, a positioning roller 35 disposed between the left vertical plate 31 and the right vertical plate 32, and a second telescopic member 36 mounted on the left vertical plate 31 and the right vertical plate 32, the second telescopic member 36 being connected to the end of the positioning roller 35. A wrapping motor 37 is mounted on the right upright plate 32, a gear transmission rod 38 is connected to the wrapping motor 37, a rotating gear 39 is mounted on the left upright plate 31 and the right upright plate 32, and a wrapping roller 40 is mounted on the rotating gear 39; wherein, the rotating gear 39 is provided with an opening 41 for accommodating a paper tube; the second telescopic member 36 drives the positioning roller 35 to press the sheet tightly, the linear module 34 drives the cutter to move and cut the sheet, and the wrapping roller 40 rotates under the drive of the gear transmission rod 38 to attach the sheet to a new paper tube.

[0043] The left upright plate 31 and the right upright plate 32 provide the mounting base for the various components of the cutting and wrapping device 21. A positioning roller 35 is provided between the left upright plate 31 and the right upright plate 32. The second telescopic component 36 can be a cylinder or a hydraulic cylinder; two sets of the second telescopic component 36 are selected, with both ends of the second telescopic component 36 connected to the ends of the positioning roller 35. When the previous station completes winding, the second telescopic component 36 drives the positioning roller 35 to tightly adhere the sheet to the circumference of the paper tube, facilitating subsequent cutting of the sheet by the linear module 34. The linear module 34 is configured according to the cutting position of the sheet, and a cutter is installed on the linear module 34. The linear module 34 drives the cutter to move linearly. When the previous winding station completes winding, the cutter, driven by the linear module 34, can quickly and accurately cut the sheet, ensuring a clean cut. The wrapping motor 37 drives the gear transmission rod 38 to rotate. Both ends of the gear transmission rod 38 are equipped with meshing gears 39. Since the wrapping roller 40 is installed on the rotating gear 39, it drives the wrapping roller 40 to rotate and attach the sheet to the new paper tube. The gear transmission rod 38 precisely drives the wrapping roller 40 to rotate. After a roll of film is cut, the wrapping roller 40 can perfectly attach the head of the film roll to the new paper tube, realizing the automatic wrapping function.

[0044] refer to Figure 8 As shown, the moving device 22 includes slide rails 42 respectively installed on both sides of the base 2, a rack 43 disposed on one side of the slide rails 42, and a third telescopic member 44 respectively installed on the left side plate 3 and the right side plate 4; wherein, the slide rails 42 are connected to the lower ends of the seat plate and the right side plate 32 respectively through sliders; the third telescopic member 44 drives the cutting and wrapping device 21 to move along the slide rails 42.

[0045] A third telescopic component 44 is installed on the left side plate 3 and the right side plate 4 respectively. The third telescopic component 44 can be a cylinder or a hydraulic cylinder. The slide rail 42 is connected to the lower end of the left vertical plate 31 and the right vertical plate 32 respectively through a slider. The third telescopic component 44 drives the cutting and wrapping device 21 to move along the slide rail 42. By setting gears and racks 43 on both sides of the cutting and wrapping device 21, the cutting and wrapping device 21 can move accurately in the horizontal direction, so as to better complete the cutting and wrapping actions.

[0046] refer to Figure 9-10 As shown, the first driving device 9 includes a first driving motor 45, a first driving reducer 46 connected to the first driving motor 45, and a first gear shaft 47 that is driven by the first driving reducer 46; the first gear shaft 47 is driven by the first air head 7.

[0047] The second drive device 10 includes a second drive motor 48, a second drive reducer 49 connected to the second drive motor 48, and a second gear shaft 50 that is driven by the second drive reducer 49; the second gear shaft 50 is driven by the second air head 8, and the second gear shaft 50 is coaxially arranged with the first gear shaft 47.

[0048] The first drive unit 9 includes a first drive motor 45, a first drive reducer 46, and a first gear shaft 47. The first gear shaft 47 is connected to the first air expansion head 7 via a belt and is used to drive the first air expansion head 7 to rotate. The second drive unit 10 includes a second drive motor 48, a second drive reducer 49, and a second gear shaft 50. The second gear shaft 50 is connected to the second air expansion head 8 via a belt and is used to drive the second air expansion head 8 to rotate. The second gear shaft 50 and the first gear shaft 47 are coaxially arranged. Through independent drive units, independent speed control of the sheet material on different air expansion heads can be achieved to meet diverse winding requirements.

[0049] The power source 17 includes a power motor and a gear disposed on the output end of the power motor, the gear meshing with the transmission teeth of the second turntable 6.

[0050] The power source 17 includes a motor and gears. The gears mesh with the transmission teeth on the circumference of the second turntable 6 to provide power for the rotation of the second turntable 6. A first guide rod group 18 and a second guide rod group 19 are arranged between the first turntable 5 and the second turntable 6. The first guide rod group 18 and the second guide rod group 19 are symmetrically distributed along the center of the rotation axis. The guide rod groups guide the winding direction of the roll material, ensuring that the sheet material can be guided during the roll changing process, which facilitates continuous roll changing operations.

[0051] The above does not limit the technical scope of this utility model. Any modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of this utility model shall still fall within the scope of the technical solution of this utility model.

Claims

1. A fully servo-driven winding machine, characterized in that, include: The winding device includes a base, a left side plate disposed on the base, a right side plate disposed on the base, a first turntable disposed on the left side plate, a second turntable disposed on the right side plate, a first air head disposed on the first turntable, a second air head disposed on the first turntable, a first driving device disposed on the first turntable for driving the first air head to rotate, a second driving device disposed on the first turntable for driving the second air head to rotate, a first telescopic component disposed on the first turntable for driving the first air head to move, and a first telescopic component disposed on the first turntable for driving the second air head to move. The system comprises a second telescopic assembly for moving the expansion head, a third air expansion head disposed on the second turntable and corresponding to the first air expansion head, a fourth air expansion head disposed on the second turntable and corresponding to the second air expansion head, a third telescopic assembly disposed on the second turntable for driving the third air expansion head to move, a fourth telescopic assembly disposed on the second turntable for driving the fourth air expansion head to move, a power source disposed on the right side plate and meshing with the second turntable for rotation, and a first guide rod group and a second guide rod group disposed between the first turntable and the second turntable; wherein the first guide rod group and the second guide rod group are symmetrically distributed along the center of the rotation axis. A traction device is provided above the winding device and is used to guide the sheet material. A cutting and wrapping device is located in front of the winding device and below the traction device. The cutting and wrapping device is used to cut the sheet and to wrap the sheet. A mobile device is connected to the cutting and wrapping device, and the mobile device drives the cutting and wrapping device to move toward the winding device.

2. The fully servo-driven winding machine according to claim 1, characterized in that: The traction device includes a left support plate mounted on the left side plate, a right support plate mounted on the right side plate, a traction motor mounted on the left side plate, a traction reducer connected to the output end of the traction motor, a rotating roller connected to the traction reducer, guide rollers disposed on the left and right support plates, an adjusting roller disposed above the rotating rollers, and a first telescopic member connected to the end of the adjusting rollers; wherein, the traction motor drives the rotating rollers to rotate, and the first telescopic member drives the distance between the adjusting rollers and the rotating rollers; there is one or more guide rollers, which are used to guide the sheet material.

3. The fully servo-driven winding machine according to claim 2, characterized in that: The cutting and wrapping device includes a left vertical plate mounted on the base, a right vertical plate mounted on the base, a support roller connected to the left and right vertical plates, a linear module mounted between the left and right vertical plates, a cutter mounted on the linear module, a positioning roller disposed between the left and right vertical plates, a second telescopic member mounted on the left and right vertical plates, the second telescopic member being connected to the end of the positioning roller, a wrapping motor mounted on the right vertical plate, a gear transmission rod pulverizedly connected to the wrapping motor, a rotating gear mounted on the left and right vertical plates, and a wrapping roller mounted on the rotating gear; wherein, the rotating gear has an opening for accommodating a paper tube; the second telescopic member drives the positioning roller to press the sheet tightly, the linear module drives the cutter to move and cut the sheet, and the wrapping roller rotates under the drive of the gear transmission rod to attach the sheet to a new paper tube.

4. The fully servo-driven winding machine according to claim 3, characterized in that: The moving device includes slide rails respectively installed on both sides of the base, a rack disposed on one side of the slide rails, and a third telescopic member respectively installed on the left side plate and the right side plate; wherein, the slide rails are connected to the lower ends of the left vertical plate and the right vertical plate respectively through sliders; the third telescopic member drives the cutting and wrapping device to move along the slide rails.

5. The fully servo-driven winding machine according to claim 4, characterized in that: The first driving device includes a first driving motor, a first driving reducer connected to the first driving motor, and a first gear shaft that is driven by the first driving reducer; the first gear shaft is driven by the first air head.

6. The fully servo-driven winding machine according to claim 5, characterized in that: The second driving device includes a second driving motor, a second driving reducer connected to the second driving motor, and a second gear shaft that is driven by the second driving reducer; the second gear shaft is driven by the second air head, and the second gear shaft is coaxial with the first gear shaft.

7. The fully servo-driven winding machine according to claim 6, characterized in that: The power source includes a power motor and a gear disposed on the output end of the power motor, the gear meshing with the transmission teeth on the circumference of the second turntable.