Double-station winding equipment and winding method for TPE (thermoplastic elastomer) products

Abstract

The invention discloses double-station winding equipment and a winding method for TPE (thermoplastic elastomer) products. The double-station winding equipment comprises a winding device and a traction cutting device on the front side of the winding device, the rolling device comprises a rolling rack, an overturning support and a pair of rolling shafts, the overturning support is arranged on the rolling rack in a mode of overturning around a first center line, the pair of rolling shafts are installed on the overturning support in a mode of rotating around the axis of the pair of rolling shafts, and the pair of rolling shafts are alternately overturned to a rolling station on the front side of the rolling device and a roll unloading station on the rear side of the rolling device; the traction cutting device comprises a supporting mechanism, a traction mechanism, a transverse cutting mechanism and a rolling mechanism, the traction mechanism, the transverse cutting mechanism and the rolling mechanism are mounted on the supporting mechanism, and the traction mechanism is used for dragging products from front to back. The roll feeding mechanism comprises a first pressing roller capable of being installed on the supporting mechanism in a swinging mode and a second pressing roller used for pressing and wrapping a product on a rolling shaft of the rolling station, and the roll feeding mechanism and the transverse cutting mechanism are configured to be capable of getting close to and getting away from the rolling station relative to the traction mechanism.

Description

Technical Field

[0001] The present application relates to the technical field of plastic product winding equipment, and in particular to a double-station winding equipment and a winding method for TPE products. Background Art

[0002] Generally, TPE coating is mainly produced by manual winding machines, which use manual cutting and rewinding. After winding, the machine needs to be stopped to change, rewind, and rewind. This has low production efficiency and low yield rate, and is not suitable for high-speed production. The coil diameter of the TPE coating winding machine should be appropriate. In order to obtain qualified products, one of the main factors is to ensure that the coil diameter is transparent and the products do not produce bubbles and wrinkles. At present, many winding machines are prone to produce bubbles and wrinkles when winding products, which leads to unqualified products. Summary of the invention

[0003] In order to solve the above-mentioned technical problems, the purpose of the present application is to provide a double-station winding device and a winding method for TPE products.

[0004] In a first aspect, the present application provides a double-station winding device for TPE products, comprising: The winding device comprises a winding frame, a turning bracket arranged on the winding frame to be turned around a first center line, and a pair of winding shafts respectively mounted on the turning brackets to be rotatable around their own axis lines, each of the winding shafts is parallel to the first center line, a winding station and an unwinding station are respectively arranged at the front and rear sides of the winding device, and the pair of winding shafts are alternately turned to the winding station and the unwinding station; and A traction and cutting device is installed on the front side of the winding device. The traction and cutting device includes a supporting mechanism and a traction mechanism, a cross-cutting mechanism and a winding mechanism installed on the supporting mechanism. The traction mechanism is used to pull the product from front to back. The cross-cutting mechanism is arranged on the rear side of the traction mechanism. The cross-cutting mechanism is used to cut the product transversely. The winding mechanism includes a first pressure roller swingably installed on the supporting mechanism and a second pressure roller used to press the product tightly and wrap it on the winding shaft of the winding station. The first pressure roller and the second pressure roller are parallel to the winding shaft. The winding mechanism and the cross-cutting mechanism are configured to be able to approach and move away from the winding station relative to the traction mechanism.

[0005] The double-station winding equipment of the present application has a compact structure and a high degree of automation, and can achieve non-stop line change during the production process, thereby improving the winding efficiency. The winding mechanism can smooth the beginning of the product and wrap it on the winding shaft, thereby improving the winding quality.

[0006] In the above technical solution, it is further preferred that the support mechanism includes a base frame, a fixed support frame and a sliding support frame, the fixed support frame is fixedly installed on the base frame, the traction mechanism is installed on the fixed support frame, the sliding support frame can be movably installed on the base frame along the front and rear directions, and the cross-cutting mechanism and the rolling mechanism are installed on the sliding support frame.

[0007] In the above technical solution, it is further preferred that the traction mechanism includes an upper traction roller and a lower traction roller that are relatively arranged up and down, a pressing cylinder that is transmission-connected to the upper traction roller, and a traction motor that is transmission-connected to the lower traction roller, the pressing cylinder is used to drive the upper traction roller to press the product against the lower traction roller, and the traction motor is used to drive the lower traction roller to rotate around its own axis.

[0008] In the above technical solution, it is further preferred that a tension detection mechanism is installed between the traction mechanism and the winding mechanism, and the tension detection mechanism includes a tension roller and a pair of transition rollers rotatably mounted on the fixed support frame, and the tension roller and the pair of transition rollers are both parallel to the winding shaft, and the pair of transition rollers are respectively arranged on the front and rear sides of the tension roller.

[0009] In the above technical solution, it is further preferred that a plurality of telescopic belts are connected between the fixed support frame and the sliding support frame.

[0010] In the above technical scheme, it is further preferred that the rolling mechanism includes a first swing arm, a second swing arm, a first swing cylinder connected to the first swing arm, a second swing cylinder connected to the second swing arm and a rolling cylinder connected to the second pressure roller, the first pressure roller is rotatably mounted on the second swing arm, the second swing arm is rotatably mounted on the first swing arm, the first swing cylinder is used to drive the first swing arm to swing back and forth around a second center line relative to the sliding support frame, the second swing cylinder is connected between the first swing arm and the second swing arm, and is used to drive the second swing arm to swing back and forth around a third axis line relative to the first swing arm, and the second center line and the third center line are both parallel to the first center line.

[0011] In the above technical solution, it is further preferred that the cross-cutting mechanism includes a transverse guide rail extending in the left-right direction, a cross-cutting assembly slidably mounted on the transverse guide rail, and a driving member for driving the cross-cutting assembly to move along the transverse guide rail, and the cross-cutting assembly includes a cutter for cutting the product, the cutter is arranged obliquely relative to the product, and there is an inclined angle between the cutter and the product.

[0012] In the above technical solution, it is further preferred that the cross-cutting assembly includes an adjustment bracket supporting the cutter, and the adjustment bracket is constructed to be able to adjust the position of the cutter in the front-to-back direction and the up-and-down direction, and to adjust the tilt angle.

[0013] In the above technical solution, it is further preferred that the winding device also includes a driving mechanism, and the driving mechanism includes a flip motor transmission-connected to the flip bracket and a pair of winding motors transmission-connected to the pair of winding shafts respectively.

[0014] In a second aspect, the present application provides a winding method for TPE products, which is applicable to the above-mentioned double-station winding device, and the method comprises the following steps: Step 1: Feed the material, flip the flip bracket to the right position, so that the reel with the empty shaft pre-installed is in the reeling station, and the operator puts the products on the reel of the reeling station in sequence; Step 2: Rolling up, the first pressing roller swings twice to smooth the product and wrap it on the winding shaft of the winding station, the second pressing roller presses the product tightly on the winding shaft of the winding station, the winding shaft of the winding station rotates, the first pressing roller and the second pressing roller are reset, and the winding shaft of the winding station automatically winds normally; Step 3: Change the roll. After the reel at the reeling station is finished reeling, the reeling bracket is turned over, the full reel is turned over to the unloading station, and the pre-installed empty reel is turned over to the reeling station; Step 4: Cutting: the first pressing roller presses the product onto the winding shaft of the winding station, and the cross-cutting mechanism cross-cuts the product between the winding station and the unwinding station; Step 5, repeating steps 2 to 4, the reel at the reeling station performs a new round of reeling, the full reel at the unloading station is unloaded, and the empty reel is added at the unloading station.

[0015] The winding method of the present application improves the degree of automation in the winding process, making the operations of winding, changing rolls, cutting and winding up accurate and fast, shortening the roll changing time, and improving the winding efficiency and winding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a double-station winding device provided in an embodiment of the present application; Figure 2 for Figure 1 The main view of the double-station winding device; Figure 3 for Figure 1 A side view of the winding device in FIG. Figure 4 for Figure 1A schematic diagram of the three-dimensional structure of the traction and cutting device; Figure 5 for Figure 4 A front view of the traction and cutting device in FIG. Figure 6 for Figure 4 Side view of the traction and cutting device in FIG.

[0017] Among them: 100, winding device; 10, winding station; 20, unwinding station; 1, frame; 2, turning bracket; 3, winding shaft; 4, driving mechanism; 41, turning motor; 42, winding motor; 200, traction and cutting device; 5, supporting mechanism; 51, bottom frame; 52, fixed supporting frame; 53, sliding supporting frame; 530, limiting hole; 54, telescopic belt; 6, traction mechanism; 61, upper traction roller; 62, lower traction roller; 6 3. Pressing cylinder; 64. Traction motor; 7. Cross-cutting mechanism; 71. Transverse guide rail; 72. Cross-cutting assembly; 721. Cutter; 722. Adjustment bracket; 8. Rolling-up mechanism; 81. First pressure roller; 82. Second pressure roller; 83. First swing arm; 84. Second swing arm; 85. First swing cylinder; 86. Second swing cylinder; 87. Rolling-up cylinder; 9. Tension detection mechanism; 91. Tension roller; 92. Transition roller; 11. Control box. DETAILED DESCRIPTION

[0018] To describe the technical content, structural features, achieved purpose and effect of the application in detail, the technical solutions in the embodiments of the application will be described below in conjunction with the drawings in the embodiments of the application. Obviously, the described embodiments are only a part of the embodiments of the application, rather than all of the embodiments. In the following description, for the purpose of explanation, many specific details are set forth to provide a detailed description of various exemplary embodiments or implementations of the invention. However, various exemplary embodiments may also be implemented without these specific details or in the case of one or more equivalent arrangements. In addition, various exemplary embodiments may be different, but not necessarily exclusive. For example, without departing from the inventive concept, the specific shape, structure and characteristics of the exemplary embodiment may be used or implemented in another exemplary embodiment.

[0019] The present application embodiment provides a double-station winding device for TPE products, such as Figure 1-3 As shown, the double-station winding device includes a winding device 100 and a traction cutting device 200 installed on the front side of the winding device 100. The winding device 100 includes a winding frame 1, a first center line X 1 The flip bracket 2 is flipped on the winding frame 1 and a pair of winding shafts 3 are respectively mounted on the flip bracket 2 and rotated around their own axis. Each winding shaft 3 is aligned with the first center line X 1The winding device 100 is parallel to each other, and a winding station 10 and an unwinding station 20 are respectively arranged at the front and rear sides of the winding device 100. The winding station 10 is used for an empty winding shaft to wind the product at this station, and the unwinding station 20 is used for a full winding shaft to be unloaded from the winding device 100 and replenished with a new empty winding shaft. The winding device 100 also includes a driving mechanism 4, which includes a turning motor 41 connected to the turning bracket 2 and a pair of winding motors 42 connected to the pair of winding shafts 3. The turning motor 41 drives the turning bracket 2 to rotate around the first center line X 1 The reel 3 is flipped so that the pair of reel shafts 3 are alternately flipped to the reeling station 10 and the unloading station 20; the reeling motors 42 respectively drive the docked reel shafts 3 to rotate around their own axis lines to achieve the winding of the product.

[0020] The traction and cutting device 200 is located on the front side of the winding device 100, and is used to pull the product from front to back to the winding device 100, and when the winding device 100 changes rolls, the product is cut, and it is ensured that the cut product is rolled up flatly onto the winding shaft 3 of the winding station 10. The traction and cutting device 200 cooperates with the winding device 100 to achieve non-stop roll changing, and the upper roll is flat without folded edges and bubbles, thereby ensuring the winding quality of the product.

[0021] like Figure 4-6 As shown, the traction and cutting device 200 includes a support mechanism 5 and a traction mechanism 6, a cross-cutting mechanism 7 and a roll-up mechanism 8 installed on the support mechanism 5. The traction mechanism 6 is located at the front of the support mechanism 5 and is used to pull the product from the front to the back, providing power for the product to be transported to the rear winding device 100. The cross-cutting mechanism 7 and the roll-up mechanism 8 are located at the rear of the support mechanism 5. The cross-cutting mechanism 7 is used to cut the product horizontally. The roll-up mechanism 8 includes a first pressing roller 81 that can be swingably installed on the support mechanism 5 and a second pressing roller 82 that is used to press and wrap the product on the winding shaft 3 of the winding station 10. The first pressing roller 81 and the second pressing roller 82 are parallel to the winding shaft 3. The roll-up mechanism 8 cooperates with the cross-cutting mechanism 7 to work. Before the cross-cutting mechanism 7 cross-cuts the product, the product is smoothed and wrapped on the winding shaft 3 of the winding station 10. After the product is cut, the product is pressed and rolled on the winding shaft 3 of the winding station 10.

[0022] The support mechanism 5 includes a base frame 51, a fixed support frame 52 and a sliding support frame 53. The fixed support frame 52 is fixedly mounted on the base frame 51, the traction mechanism 6 is mounted on the fixed support frame 52, the sliding support frame 53 is movably mounted on the base frame 51 in the front-rear direction, the cross-cutting mechanism 7 and the rolling mechanism 8 are mounted on the sliding support frame 53, and the sliding support frame 53 carries the cross-cutting mechanism 7 and the rolling mechanism 8 to move forward and backward on the base frame 51, so that the cross-cutting mechanism 7 and the rolling mechanism 8 can approach and move away from the winding station 10. A longitudinal cylinder (not shown in the figure) is also arranged between the base frame 51 and the sliding support frame 53, and the longitudinal cylinder pushes the sliding support frame 53 to move in the front-rear direction relative to the base frame 51. A plurality of telescopic belts 54 are also connected between the fixed support frame 52 and the sliding support frame 53 to ensure the stable movement of the sliding support frame 53 and to play a protective role.

[0023] The traction mechanism 6 includes an upper traction roller 61 and a lower traction roller 62 arranged opposite to each other, a pressing cylinder 63 drivingly connected to the upper traction roller 61, and a traction motor 64 drivingly connected to the lower traction roller 62. The pressing cylinder 63 is used to drive the upper traction roller 61 to press the product onto the lower traction roller 62, and the traction motor 64 is used to drive the lower traction roller 62 to rotate around its own axis, so that the product pressed by the upper traction roller 61 and the lower traction roller 62 is transported to the rear side. On the fixed support frame 52, a protective cover 63 is arranged on the outer side of the upper traction roller 61 and the lower traction roller 62 to prevent foreign objects from being drawn between the upper traction roller 61 and the lower traction roller 62, thereby improving safety.

[0024] A tension detection mechanism 9 is also installed between the traction mechanism 6 and the winding mechanism 8. The tension detection mechanism 9 is used to detect the tension of the conveyed product, so that the traction mechanism 6 and the winding device 100 adjust the linear speed of the product conveying and winding according to the detection result, and can achieve constant tension winding of the product and improve the winding quality. The tension detection mechanism 9 includes a tension roller 91 and a pair of transition rollers 92 rotatably mounted on the fixed support frame 52. The tension roller 91 and the pair of transition rollers 92 are parallel to the winding shaft 3, and the pair of transition rollers 92 are respectively arranged on the front and rear sides of the tension roller 91.

[0025] The cross-cutting mechanism 7 includes a cross-moving guide rail 71 extending in the left-right direction, a cross-cutting assembly 72 slidably mounted on the cross-moving guide rail 71, and a driving member 73 for driving the cross-cutting assembly to move along the cross-moving guide rail 71. The cross-cutting assembly 72 includes a cutter 721 for cutting the product and an adjusting bracket 722 for supporting the cutter 721. The cutter 721 is arranged obliquely relative to the product, and there is an inclination angle between the cutter 721 and the product; the adjusting bracket 722 is constructed to be able to adjust the position of the cutter 721 in the front-to-back direction and the up-and-down direction, and to be able to adjust the inclination angle, so that the cutter 721 can cross-cut the product at a suitable angle, thereby improving the cross-cutting efficiency.

[0026] The winding mechanism 8 further comprises a first swing arm 83, a second swing arm 84, a first swing cylinder 85 connected to the first swing arm 83, a second swing cylinder 86 connected to the second swing arm 84, and a winding cylinder 87 connected to the second pressure roller 82. The first pressure roller 81 is rotatably mounted on the second swing arm 84. The first swing cylinder 85 is mounted on the sliding support frame 53 and is used to drive the first swing arm 83 relative to the sliding support frame 53 around the second center line X 2 The second swing cylinder 86 is connected between the first swing arm 83 and the second swing arm 84, for driving the second swing arm 84 relative to the first swing arm 83 around the third center line X 3 Rotation, second center line X 2 and the third center line X 3 Both with the first center line X 1 The first swing arm 83 swings to make the first pressure roller 81 close to the winding shaft 3 of the winding station 10, and the second swing arm 84 swings to make the first pressure roller 81 adapt to the winding shaft 3 of different roller diameters, so as to smooth and wrap the product on the winding shaft 3 of the winding station 10, and tighten the product between the winding station 10 and the unwinding station 20, so as to facilitate the cross-cutting mechanism 7 to cut the product horizontally. The two-stage swing of the first pressure roller 81 can be suitable for the winding of winding shafts with different roller diameters, thereby improving the scope of application of the device. The winding cylinder 87 is used to drive the second pressure roller 82 to move between the first limit position and the second limit position relative to the sliding support frame 53, so as to press the product on the winding shafts with different roller diameters, thereby improving the applicability, and cooperating with the first pressure roller to make the beginning of the product after the roll is changed to be flat and without folding edges and bubbles.

[0027] A pair of oppositely arranged wall panels of the sliding support frame 53 are provided with limiting holes 530 for the two ends of the second pressure roller 82 to pass through. The limiting holes 530 limit the displacement path of the second pressure roller 82 under the drive of the winding cylinder 87, so that the second pressure roller 82 moves between the first limit position and the second limit position.

[0028] A control box 11 is also installed on the fixed support frame 52. The control box 11 is connected to the various electrical components of the traction and cutting device 200 to control the operation of each electrical component, improve the degree of automation, and realize automatic winding, automatic roll changing, automatic cutting and automatic winding, which saves time and labor and has high production efficiency.

[0029] The double-station winding equipment of the present application has a compact structure and a high degree of automation, and can achieve non-stop line change during the production process, thereby improving the winding efficiency. The winding mechanism can smooth the beginning of the product and wrap it on the winding shaft, thereby improving the winding quality.

[0030] The present application also provides a winding method for TPE products applicable to the above-mentioned double-station winding device, the method comprising the following steps: Step 1: Feed the material, flip the flip bracket to the right position, so that the reel with the empty shaft pre-installed is in the reeling station, and the operator puts the products on the reel of the reeling station in sequence; Step 2: Rolling up, the first pressing roller smoothes the product and wraps it on the winding shaft of the winding station, the second pressing roller presses the product tightly on the winding shaft of the winding station, the winding shaft of the winding station rotates, the first pressing roller and the second pressing roller are reset, and the winding shaft of the winding station automatically rewinds normally; Step 3: Change the roll. After the reel at the reeling station is finished reeling, the reeling bracket is turned over, the full reel is turned over to the unloading station, and the pre-installed empty reel is turned over to the reeling station; Step 4: Cutting: the first pressing roller presses the product onto the winding shaft of the winding station, and the cross-cutting mechanism cross-cuts the product between the winding station and the unwinding station; Step 5, repeating steps 2 to 4, the reel at the reeling station performs a new round of reeling, the full reel at the unloading station is unloaded, and the empty reel is added at the unloading station.

[0031] In step 2 and step 4, before the rolling operation and the cutting operation, the longitudinal cylinder pushes the sliding support frame 53 supporting the rolling mechanism 8 and the cross-cutting mechanism 7 backward, so that the rolling mechanism 8 and the cross-cutting mechanism 7 are close to the winding shaft of the winding station. When the winding shaft of the winding station is normally wound, the sliding support frame 53 moves forward to avoid interfering with the winding work.

[0032] The winding method of the present application improves the degree of automation in the winding process, making the operations of winding, changing rolls, cutting and winding up accurate and fast, controlling the double-station winding equipment of the present application to perform flexible winding, shortening the roll changing time, and improving the winding efficiency and winding quality.

[0033] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present application. Without departing from the spirit and scope of the present application, the present application may have various changes and improvements, and the scope of protection required by the present application is defined by the attached claims, description and their equivalents.

Claims

1. A double-station winding device for TPE products, characterized in that: include: The winding device comprises a winding frame, a turning bracket arranged on the winding frame to be turned around a first center line, and a pair of winding shafts respectively mounted on the turning brackets to be rotatable around their own axis lines, each of the winding shafts is parallel to the first center line, a winding station and an unwinding station are respectively arranged at the front and rear sides of the winding device, and the pair of winding shafts are alternately turned to the winding station and the unwinding station; and A traction and cutting device is installed on the front side of the winding device. The traction and cutting device includes a supporting mechanism and a traction mechanism, a cross-cutting mechanism and a winding mechanism installed on the supporting mechanism. The traction mechanism is used to pull the product from front to back. The cross-cutting mechanism is arranged on the rear side of the traction mechanism. The cross-cutting mechanism is used to cut the product transversely. The winding mechanism includes a first pressure roller swingably installed on the supporting mechanism and a second pressure roller used to press the product tightly and wrap it on the winding shaft of the winding station. The first pressure roller and the second pressure roller are parallel to the winding shaft. The winding mechanism and the cross-cutting mechanism are configured to be able to approach and move away from the winding station relative to the traction mechanism.

2. The double-station winding device according to claim 1 is characterized in that: The support mechanism includes a base frame, a fixed support frame and a sliding support frame. The fixed support frame is fixedly installed on the base frame, the traction mechanism is installed on the fixed support frame, the sliding support frame can be movably installed on the base frame along the front and rear directions, and the cross-cutting mechanism and the rolling mechanism are installed on the sliding support frame.

3. The double-station winding device according to claim 2, characterized in that: The traction mechanism includes an upper traction roller and a lower traction roller that are arranged opposite to each other, a pressing cylinder that is transmission-connected to the upper traction roller, and a traction motor that is transmission-connected to the lower traction roller. The pressing cylinder is used to drive the upper traction roller to press the product against the lower traction roller, and the traction motor is used to drive the lower traction roller to rotate around its own axis.

4. The double-station winding device according to claim 3 is characterized in that: A tension detection mechanism is installed between the traction mechanism and the winding mechanism. The tension detection mechanism includes a tension roller and a pair of transition rollers rotatably mounted on the fixed support frame. The tension roller and the pair of transition rollers are parallel to the winding shaft. The pair of transition rollers are respectively arranged on the front and rear sides of the tension roller.

5. The double-station winding device according to claim 2, characterized in that: A plurality of telescopic belts are connected between the fixed support frame and the sliding support frame.

6. The double-station winding device according to claim 2, characterized in that: The rolling mechanism includes a first swing arm, a second swing arm, a first swing cylinder connected to the first swing arm, a second swing cylinder connected to the second swing arm, and a rolling cylinder connected to the second pressure roller. The first pressure roller is rotatably mounted on the second swing arm, and the second swing arm is rotatably mounted on the first swing arm. The first swing cylinder is used to drive the first swing arm to swing back and forth around a second center line relative to the sliding support frame. The second swing cylinder is connected between the first swing arm and the second swing arm, and is used to drive the second swing arm to swing back and forth around a third axis line relative to the first swing arm. The second center line and the third center line are both parallel to the first center line.

7. The double-station winding device according to claim 1, characterized in that: The cross-cutting mechanism includes a cross-movement guide rail extending in the left-right direction, a cross-cutting assembly slidably mounted on the cross-movement guide rail, and a driving member for driving the cross-cutting assembly to move along the cross-movement guide rail. The cross-cutting assembly includes a cutter for cutting the product. The cutter is arranged obliquely relative to the product, and there is an inclined angle between the cutter and the product.

8. The double-station winding device according to claim 7, characterized in that: The cross-cutting assembly comprises an adjusting bracket supporting the cutter, and the adjusting bracket is configured to be able to adjust the position of the cutter in the front-rear direction and the up-down direction, and to be able to adjust the tilt angle.

9. The double-station winding device according to claim 1, characterized in that: The winding device further comprises a driving mechanism, wherein the driving mechanism comprises a turning motor drivingly connected to the turning bracket and a pair of winding motors drivingly connected to the pair of winding shafts respectively.

10. A winding method for TPE products, applicable to the double-station winding device described in any one of claims 1 to 9, characterized in that: The method comprises the following steps: Step 1: Feed the material, flip the flip bracket to the right position, so that the reel with the empty shaft pre-installed is in the reeling station, and the operator puts the products on the reel of the reeling station in sequence; Step 2: Rolling up, the first pressing roller swings twice to smooth the product and wrap it on the winding shaft of the winding station, the second pressing roller presses the product tightly on the winding shaft of the winding station, the winding shaft of the winding station rotates, the first pressing roller and the second pressing roller are reset, and the winding shaft of the winding station automatically winds normally; Step 3: Change the roll. After the reel at the reeling station is finished reeling, the reeling bracket is turned over, the full reel is turned over to the unloading station, and the pre-installed empty reel is turned over to the reeling station; Step 4: Cutting: the first pressing roller presses the product onto the winding shaft of the winding station, and the cross-cutting mechanism cross-cuts the product between the winding station and the unwinding station; Step 5, repeating steps 2 to 4, the reel at the reeling station performs a new round of reeling, the full reel at the unloading station is unloaded, and the empty reel is added at the unloading station.

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