Rewinding device for adhesive tape production

Abstract

The utility model relates to the field of adhesive tape production equipment, in particular to a rewinding device for adhesive tape production, which comprises a rack, a raw material roller and a feeding assembly, a rewinding disc is rotatably arranged on the rack, a plurality of roller seats are rotatably arranged on the rewinding disc, the plurality of roller seats are circumferentially and uniformly arranged on the rewinding disc, a rewinding piece for driving the roller seats to rotate is arranged on the rewinding disc, and the feeding assembly is arranged on the rewinding disc. A rewinding roller is detachably arranged on the roller seat, a roller changing piece for driving the rewinding disc to rotate is arranged on the rack, the feeding assembly is used for conveying a raw material roller to the rack, a plurality of reversing rollers are rotationally arranged on the portion, between the rewinding roller and the raw material roller, of the rack, and an unwinding piece for driving the raw material roller to rotate is arranged on the rack. And the adhesive tape on the raw material roller is wound on the rewinding roller through the plurality of reversing rollers. The adhesive tape rewinding device has the effect of improving the adhesive tape rewinding efficiency.

Description

TECHNICAL FIELD

[0001] The application relates to the field of adhesive tape production equipment, in particular to a rewinding device for adhesive tape production. BACKGROUND

[0002] During the production of adhesive tape, the corresponding length of adhesive tape is produced according to the actual length of the adhesive tape, and different lengths of adhesive tape are required in the actual use of the adhesive tape. Therefore, the produced adhesive tape needs to be rewound.

[0003] The current rewinding device mainly comprises a feeding station and a rewinding station, and the rewinding station is a rewinding shaft on which a rewinding sleeve is placed to rewind the adhesive tape. When the length of the adhesive tape on the rewinding sleeve reaches the set length, the adhesive tape is cut to complete the rewinding of the adhesive tape.

[0004] However, in actual use, only one rewinding shaft is provided at the rewinding station, and the whole rewinding device needs to be stopped when the worker takes down the rewound adhesive tape, thereby reducing the rewinding efficiency of the rewinding device. CONTENT OF THE INVENTION

[0005] In order to improve the low rewinding efficiency of the rewinding device, the application provides a rewinding device for adhesive tape production.

[0006] The rewinding device for adhesive tape production provided by the application adopts the following technical scheme:

[0007] A rewinding device for adhesive tape production comprises a rack, a raw material roller and a feeding assembly. A rewinding disc is rotatably arranged on the rack. A plurality of roller seats are rotatably arranged on the rewinding disc. The roller seats are uniformly arranged circumferentially on the rewinding disc. A rewinding member is arranged on the rewinding disc to drive the rotation of the roller seats. A rewinding roller is detachably arranged on the roller seat. A roller changing member is arranged on the rack to drive the rotation of the rewinding disc. The feeding assembly is used to convey the raw material roller to the rack. A plurality of reversing rollers are rotatably arranged on the rack between the rewinding roller and the raw material roller. A unwinding member is arranged on the rack to drive the rotation of the raw material roller. The adhesive tape on the raw material roller is wound on the rewinding roller through the plurality of reversing rollers.

[0008] By adopting the technical scheme, the feeding assembly delivers the raw material roll to the rack, and then the worker winds the adhesive tape wound on the raw material roll around the reversing roller and then winds it on one of the rewinding rollers of the rewinding disc, and then the rewinding piece drives the rewinding roller to rotate to wind the adhesive tape, after a period of time, the rewinding piece stops driving the rewinding roller corresponding thereto, and then the roller changing piece drives the rewinding disc to rotate by a certain angle, so that the adhesive tape unwound from the raw material roll is wound on the other rewinding roller, at this time the worker cuts off the adhesive tape, and then the rewinding piece corresponding to the newly wound rewinding roller drives the rewinding roller to rotate to wind the adhesive tape, at this time the worker can take down the rewinding roller after winding and replace a new rewinding roller, and in the process of replacing the rewinding roller, the raw material roll is still rewinding, so as to improve the rewinding efficiency of the adhesive tape.

[0009] Optionally, the feeding assembly comprises a feeding rod rotatably arranged on the rack, one end of the feeding rod is provided with a C-shaped supporting shaft arc rod, the end of the raw material roll is located on the C-shaped concave side of the supporting shaft arc rod, a feeding cylinder electrically connected to the control system is hingedly arranged on the rack, one end of the feeding rod away from the supporting shaft arc rod is hingedly connected to the piston rod of the feeding cylinder, and the rack is provided with a positioning piece for fixing the position of the end of the raw material roll.

[0010] By adopting the technical scheme, the control system starts the feeding cylinder, the piston rod of the feeding cylinder is retracted, at this time the feeding rod rotates around its rotation center to be horizontal, then the worker places the end of the raw material roll on the concave side of the supporting shaft arc rod, then the control system starts the feeding cylinder again, the piston rod of the feeding cylinder is extended, and the feeding rod rotates around its rotation center and drives the raw material roll to rotate to the rack, and finally the positioning piece fixes the position of the end of the raw material roll, so as to complete the rapid feeding process of the raw material roll.

[0011] Optionally, the positioning piece comprises two supporting shaft columns rotatably arranged on the rack and located at the same end of the raw material roll, the end of the raw material roll is in contact with the two supporting shaft columns at the same time, a anti-falling plate is rotatably arranged on the rack, a pressing wheel is rotatably arranged on the anti-falling plate, the pressing wheel is used to press the end of the raw material roll on the two supporting shaft columns at the same time, a locking screw is rotatably arranged on the rack, a locking groove is formed in the anti-falling plate for the locking screw to rotate into, and a locking screw cylinder is threadedly connected to the locking screw and used to abut against the anti-falling plate.

[0012] By adopting the technical scheme, when the end of the raw material roll rotates and abuts against the two supporting shaft columns, the worker rotates the anti-falling plate to press the pressing wheel against the end of the raw material roll, then rotates the locking screw to make the locking screw rotate into the locking groove of the anti-falling plate, and finally tightens the locking screw cylinder to fix the anti-falling plate, so as to fix the position of the end of the raw material roll, and at the same time, the rotation process of the raw material roll is not affected.

[0013] Optionally, the unwinding device comprises an unwinding motor arranged on the frame and electrically connected to the control system, a connecting column with a polygonal cross section is arranged on an output shaft of the unwinding motor, an end of the raw material roller is sleeved on the connecting column, a guide column is arranged on the frame away from the connecting column, a pressing end plate is slidably arranged on the guide column, a pressing column is arranged on the pressing end plate, the pressing column is used for abutting against the end of the raw material roller, a pressing screw is rotatably arranged on the guide column and abuts against a side of the pressing end plate away from the pressing column.

[0014] By adopting the above technical scheme, before the worker rotates the anti-coming-off plate, the worker first twists the pressing screw, the pressing screw drives the raw material roller to slide to the connecting column through the pressing end plate and the pressing column, so as to complete the connection between the end of the raw material roller and the output shaft of the unwinding motor, then the anti-coming-off plate is used to fix the position of the end of the raw material roller, and then the control system starts the unwinding motor, the output shaft of the unwinding motor drives the raw material roller to rotate to unwind the adhesive tape.

[0015] Optionally, the rewinding device comprises a plurality of rewinding motors arranged on the rewinding disc, the rewinding motors are electrically connected to the control system, the rewinding motors are in one-to-one correspondence with the roller seats, and the roller seats are coaxially arranged on output shafts of the rewinding motors.

[0016] By adopting the above technical scheme, when the adhesive tape unwound from the raw material roller is wound on the rewinding roller, the control system starts the rewinding motor, the output shaft of the rewinding motor drives the rewinding roller to rotate to wind the adhesive tape.

[0017] Optionally, the roller replacing device comprises a gear ring coaxially sleeved on the rewinding disc, and the frame is provided with a roller replacing motor electrically connected to the control system, and a driving gear is arranged on an output shaft of the roller replacing motor and meshes with the gear ring.

[0018] By adopting the above technical scheme, when the adhesive tape wound on one of the rewinding rollers reaches the designed size, the control system starts the roller replacing motor, the output shaft of the roller replacing motor drives the driving gear to rotate, the driving gear drives the rewinding disc to rotate through the gear ring, so that the other rewinding roller can wind the adhesive tape.

[0019] Optionally, an auxiliary roller is vertically slidably arranged on the frame, an end of the auxiliary roller is provided with a sliding block, an auxiliary plate is vertically slidably arranged on the frame, a sliding groove for sliding of the sliding block is formed in the auxiliary plate, a compression spring is arranged between the bottom of the sliding block and the sliding groove of the auxiliary plate, an auxiliary cylinder electrically connected to the control system is arranged on the frame, and the auxiliary plate is arranged on a piston rod of the auxiliary cylinder.

[0020] By adopting the technical scheme, when the rewinding disc rotates by a certain angle, the adhesive tape at this time is attached to another rewinding roller, the control system starts the auxiliary cylinder at this time, the piston rod of the auxiliary cylinder pushes the auxiliary plate to be close to the rewinding roller to which the adhesive tape is attached, until the auxiliary roller presses the adhesive tape on the rewinding roller, then the worker cuts the adhesive tape between the two rewinding rollers, then the control system starts the rewinding motor corresponding to the rewinding roller to which the adhesive tape is attached, the adhesive tape is wound on the new rewinding roller, at the same time, the worker removes the rewinding roller after winding is completed and replaces the new rewinding roller, and the operation is repeated.

[0021] Optionally, a partition plate is arranged between the auxiliary plates at the two ends of the auxiliary roller, and a film cutting knife is slidably arranged on the partition plate in the axial direction of the auxiliary roller.

[0022] By adopting the technical scheme, the worker pushes the film cutting knife, and the film cutting knife cuts the adhesive tape, so as to facilitate the worker to remove the rewinding roller after winding is completed.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. The feeding assembly transports the raw material roller to the rack, then the worker winds the adhesive tape on the raw material roller around the reversing roller and then winds it on one of the rewinding rollers of the rewinding disc, and then the rewinding piece drives the rewinding roller to rotate to wind the adhesive tape, after a period of time, the rewinding piece stops driving the rewinding roller corresponding thereto, then the roller changing piece drives the rewinding disc to rotate by a certain angle, so that the adhesive tape unwound from the raw material roller is wound on another rewinding roller, at this time the worker cuts off the adhesive tape, then the rewinding piece corresponding to the newly wound rewinding roller drives the rewinding roller to rotate to wind the adhesive tape, at this time the worker can remove the rewinding roller after winding is completed and replace a new rewinding roller, in the process of replacing the rewinding roller, the raw material roller is still rewinding, so as to improve the rewinding efficiency of the adhesive tape;

[0025] 2. The control system starts the feeding cylinder, the piston rod of the feeding cylinder retracts, at this time the feeding rod rotates around its rotation center to be horizontal, then the worker places the end of the raw material roller on the concave side of the shaft arc rod, then the control system starts the feeding cylinder again, the piston rod of the feeding cylinder extends, the feeding rod rotates around its rotation center and drives the raw material roller to rotate to the rack, and finally the positioning piece fixes the position of the roller end of the raw material roller, so as to complete the rapid feeding process of the raw material roller;

[0026] 3. After the rewinding reel rotates to a certain angle, the tape will adhere to another rewinding roller. At this time, the control system activates the auxiliary cylinder. The piston rod of the auxiliary cylinder pushes the auxiliary plate close to the rewinding roller where the tape is adhered, until the auxiliary roller presses the tape tightly onto the rewinding roller. Then, the worker cuts the tape between the two rewinding rollers. The control system then activates the rewinding motor corresponding to the rewinding roller where the tape is adhered, and the tape is wound onto a new rewinding roller. At the same time, the worker disassembles the rewinding roller after it has been wound and replaces it with a new rewinding roller. The operation can be repeated. Attached Figure Description

[0027] Figure 1 This is a structural schematic diagram of an embodiment of this application.

[0028] Figure 2 yes Figure 1 Enlarged view of part A in the middle.

[0029] Figure 3 This is a cross-sectional view used in the embodiments of this application to illustrate the positional relationship between the rewinding reel, the auxiliary cylinder, and the auxiliary roller.

[0030] Figure 4 This is a schematic diagram illustrating the positional relationship between the rewinding motor, the roll changing motor, and the auxiliary roll in the embodiments of this application.

[0031] Explanation of reference numerals in the attached drawings: 1. Frame; 2. Raw material roller; 3. Feeding assembly; 31. Feeding rod; 32. Support shaft arc rod; 33. Feeding cylinder; 34. Positioning component; 341. Support shaft column; 342. Anti-detachment plate; 343. Pressure roller; 344. Locking screw; 345. Locking groove; 346. Locking screw barrel; 4. Rewinding disc; 5. Roller seat; 6. Rewinding motor; 7. Rewinding roller; 8. Roller changing component; 81. Gear ring; 82. Roll changing motor; 83. Drive gear; 9. Reversing roller; 10. Unwinding component; 101. Unwinding motor; 102. Connecting column; 103. Guide column; 104. Pressure end plate; 105. Pressure column; 106. Pressure screw; 11. Auxiliary roller; 12. Slider; 13. Auxiliary plate; 14. Slide groove; 15. Compression spring; 16. Auxiliary cylinder; 17. Dividing plate; 18. Film cutting knife; 19. Rotating handle. Detailed Implementation

[0032] The following is in conjunction with the appendix Figures 1-4 This application will be described in further detail.

[0033] This application discloses a rewinding device for tape production.

[0034] Reference Figure 1 A rewinding device for tape production includes a frame 1, a raw material roller 2, and a feeding assembly 3. The feeding assembly 3 is used to convey the raw material roller 2 onto the frame 1.

[0035] ReferenceFigure 1 、 Figure 2 and Figure 3 The feeding assembly 3 comprises a feeding rod 31 rotatably connected to the frame 1, and the feeding rod 31 is integrally formed with a C-shaped supporting shaft arc rod 32 at one end thereof, the roller end of the raw material roller 2 is located at the C-shaped concave side of the supporting shaft arc rod 32, and the frame 1 is hingedly connected with a feeding cylinder 33 electrically connected to the control system, and the end of the feeding rod 31 away from the supporting shaft arc rod 32 is hingedly connected to the piston rod of the feeding cylinder 33.

[0036] Referring to Figure 2 , the frame 1 is provided with a positioning member 34 for fixing the position of the roller end of the raw material roller 2, the positioning member 34 comprises two supporting shaft columns 341 rotatably connected to the frame 1 and located at the same end of the raw material roller 2, the end of the raw material roller 2 is in abutment with the two supporting shaft columns 341 at the same time, and the frame 1 is rotatably connected with an anti-falling plate 342.

[0037] Referring to Figure 2 , the anti-falling plate 342 is rotatably connected with a press wheel 343, the press wheel 343 is used for simultaneously pressing the end of the raw material roller 2 to the two supporting shaft columns 341, the frame 1 is rotatably connected with a locking screw 344, the anti-falling plate 342 is provided with a locking groove 345 for the locking screw 344 to rotate into, and the locking screw 344 is threadedly connected with a locking sleeve 346, and the locking sleeve 346 is used for abutting against the anti-falling plate 342.

[0038] Referring to Figure 1 and Figure 2 , the frame 1 is provided with a unwinding member 10 for driving the raw material roller 2 to rotate, the unwinding member 10 comprises a unwinding motor 101 bolted to the frame 1 and electrically connected to the control system, a connecting column 102 with a polygonal cross section is welded to the output shaft of the unwinding motor 101, the end of the raw material roller 2 is slidably sleeved on the connecting column 102, and the end of the raw material roller 2 is provided with a connecting groove (not shown in the figure) matched with the connecting column 102.

[0039] Referring to Figure 1 , a guide column 103 is welded to the frame 1 at the end of the raw material roller 2 away from the connecting column 102, a pressing end plate 104 is slidably sleeved on the guide column 103, a pressing column 105 parallel to the axis of the raw material roller 2 is welded to the pressing end plate 104, the pressing column 105 is used for abutting against the end of the raw material roller 2, a pressing screw 106 is rotatably connected to the guide column 103, the pressing screw 106 is in abutment with the side of the pressing end plate 104 away from the pressing column 105, and a rotating handle 19 is welded to the pressing screw 106.

[0040] The worker places the raw material roll 2 in the groove formed by the feeding rod 31 and the supporting shaft arc rod 32 through a special device, and then the control system starts the feeding cylinder 33. The piston rod of the feeding cylinder 33 extends, the piston rod of the feeding cylinder 33 drives the feeding rod 31 to rotate, the feeding rod 31 drives the raw material roll 2 to rotate synchronously, and the end of the raw material roll 2 abuts against the supporting shaft column 341.

[0041] Then the worker twists the rotating handle 19, the rotating handle 19 drives the pressing screw 106 to rotate, the rotating pressing screw 106 drives the pressing end plate 104 to slide, the pressing end plate 104 drives the pressing column 105 to press the raw material roll 2 on the connecting column 102.

[0042] Then, the worker rotates the anti-dropping plate 342, the pressing wheel 343 on the anti-dropping plate 342 presses the end of the raw material roll 2 against the supporting shaft column 341, and finally the worker rotates the locking screw 344 to make the locking screw 344 rotate into the locking groove 345 of the anti-dropping plate 342, and then tightens the locking screw cylinder 346 to make the locking screw cylinder 346 abut against the anti-dropping plate 342.

[0043] Referring to Figure 1 , the rack 1 is rotationally connected with a rewinding disc 4, the rewinding disc 4 is rotationally connected with two roll holders 5, the two roll holders 5 are uniformly arranged on the rewinding disc 4 in the circumferential direction, the rewinding disc 4 is arranged with a rewinding piece for driving the roll holder 5 to rotate, the rewinding piece includes two rewinding motors 6 bolted to the rewinding disc 4, the rewinding motors 6 are electrically connected to the control system, the rewinding motor 6 corresponds to the roll holder 5 one by one, and the roll holder 5 is coaxially bolted to the output shaft of the rewinding motor 6.

[0044] Referring to Figure 1 and Figure 4 , the roll holder 5 is bolted with a rewinding roll 7, the roll holder 5 is located at both ends of the rewinding roll 7, the rack 1 is arranged with a roll changing piece 8 for driving the rewinding disc 4 to rotate, the roll changing piece 8 includes a gear ring 81 coaxially sleeved on the rewinding disc 4, the rack 1 is bolted with a roll changing motor 82 electrically connected to the control system, and the output shaft of the roll changing motor 82 is bolted with a driving gear 83 meshing with the gear ring 81.

[0045] Referring to Figure 3 and Figure 4 , the rack 1 is vertically slidably arranged with an auxiliary roll 11, the auxiliary roll 11 is located below the rewinding disc 4, the end of the auxiliary roll 11 is rotationally connected with a sliding block 12, the rack 1 is vertically slidably connected with an auxiliary plate 13, the auxiliary plate 13 is provided with a sliding groove 14 for the sliding block 12 to slide, and a compression spring 15 is provided between the bottom of the sliding block 12 and the sliding groove 14 of the auxiliary plate 13.

[0046] Referring to Figure 3 and Figure 4The auxiliary cylinder 16 is connected to the control system, the auxiliary plate 13 is connected to the piston rod of the auxiliary cylinder 16, the auxiliary roller 11 is arranged between the auxiliary plates 13 at both ends of the auxiliary roller 11, and the cutting knife 18 is arranged on the dividing plate 17 and slides along the axis direction of the auxiliary roller 11.

[0047] With reference to Figure 3 The plurality of reversing rollers 9 are rotatably connected to the frame 1 between the rewinding roller 7 and the raw material roller 2, and the adhesive tape on the raw material roller 2 is wound on the rewinding roller 7 through the plurality of reversing rollers 9.

[0048] The worker winds the adhesive tape on the raw material roller 2 on the rewinding roller 7 through the plurality of reversing rollers 9, and then the control system starts the rewinding motor 6 corresponding to the rewinding roller 7 and the unwinding motor 101, the output shaft of the unwinding motor 101 drives the raw material roller 2 to unwind the adhesive tape, and the adhesive tape is continuously wound on the rewinding roller 7 after passing through the reversing roller 9, until the adhesive tape wound on the rewinding roller 7 reaches the design requirement.

[0049] The control system controls the rewinding motor 6 corresponding to the rewinding roller 7 to stop working, and at the same time, the control system starts the roller changing motor 82, the output shaft of the roller changing motor 82 drives the driving gear 83 to rotate, and the driving gear 83 drives the rewinding disc 4 to rotate through the gear ring 81 by a certain angle, at this time, the unwound adhesive tape is attached to the second rewinding roller 7, and the control system controls the unwinding motor 101 to stop working.

[0050] The control system starts the auxiliary cylinder 16, the piston rod of the auxiliary cylinder 16 pushes the auxiliary plate 13 to approach the bottom of the second rewinding roller 7, until the auxiliary roller 11 presses the adhesive tape on the second rewinding roller 7, at this time, the worker pushes the cutting knife 18, the cutting knife 18 cuts the adhesive tape between the two rewinding rollers 7, and then the worker starts the unwinding motor 101 and the rewinding motor 6 corresponding to the second rewinding roller 7 through the control system.

[0051] At this time, the second rewinding roller 7 continuously winds the adhesive tape, and then the worker disassembles the first rewinding roller 7 and installs another rewinding roller 7, and repeats the operation until the adhesive tape on the raw material roller 2 is rewound.

[0052] The implementation principle of the rewinding device for adhesive tape production in the embodiment of the application is as follows: the worker places the raw material roller 2 in the groove formed by the feeding rod 31 and the supporting shaft arc rod 32 through a special device, and then the control system starts the feeding cylinder 33, the piston rod of the feeding cylinder 33 extends, the piston rod of the feeding cylinder 33 drives the feeding rod 31 to rotate, the feeding rod 31 drives the raw material roller 2 to synchronously rotate, and the end of the raw material roller 2 simultaneously abuts against the supporting shaft column 341.

[0053] Then the worker twists the rotating handle 19, the rotating handle 19 drives the compression screw 106 to rotate, the rotating compression screw 106 pushes the compression end plate 104 to slide, the compression end plate 104 drives the compression column 105 to compress the raw material roller 2 on the connecting column 102.

[0054] Then the worker rotates the anti-off plate 342, the compression wheel 343 on the anti-off plate 342 compresses the end of the raw material roller 2 on the supporting shaft column 341, and finally the worker rotates the locking screw 344, so that the locking screw 344 is rotated to the locking groove 345 of the anti-off plate 342, and then the locking screw cylinder 346 is tightened, so that the locking screw cylinder 346 abuts against the anti-off plate 342.

[0055] The worker winds the adhesive tape on the raw material roller 2 on the rewinding roller 7 through the plurality of reversing rollers 9, and then the control system starts the rewinding motor 6 corresponding to the rewinding roller 7 and the unwinding motor 101. The output shaft of the unwinding motor 101 drives the raw material roller 2 to unwind the adhesive tape, and the adhesive tape is continuously wound on the rewinding roller 7 after passing through the reversing roller 9, until the adhesive tape wound on the rewinding roller 7 reaches the design requirement.

[0056] The control system controls the rewinding motor 6 corresponding to the rewinding roller 7 to stop working, and at the same time, the control system starts the roller changing motor 82, the output shaft of the roller changing motor 82 drives the driving gear 83 to rotate, and the driving gear 83 drives the rewinding disc 4 to rotate through the gear ring 81. A certain angle, at this time the unwinding adhesive tape is attached to the second rewinding roller 7, and the control system controls the unwinding motor 101 to stop working.

[0057] The control system starts the auxiliary cylinder 16, the piston rod of the auxiliary cylinder 16 pushes the auxiliary plate 13 close to the bottom of the second rewinding roller 7, until the auxiliary roller 11 compresses the adhesive tape on the second rewinding roller 7, at this time the worker pushes the film cutting knife 18, the film cutting knife 18 cuts the adhesive tape between the two rewinding rollers 7, and then the worker starts the unwinding motor 101 and the rewinding motor 6 corresponding to the second rewinding roller 7 through the control system.

[0058] At this time, the second rewinding roller 7 will continuously wind the adhesive tape, and then the worker disassembles the first rewinding roller 7 and installs another rewinding roller 7, and repeats the operation until the adhesive tape on the raw material roller 2 is rewound.

[0059] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A rewinding device for adhesive tape production, characterized by: Including rack (1), raw material roller (2) and feeding assembly (3), the rack (1) is provided with rewinding disc (4) rotationally, a plurality of roller seats (5) are rotationally arranged on the rewinding disc (4), the rewinding disc (4) is provided with rewinding piece for driving the rotation of the roller seat (5), the roller seat (5) is detachably provided with rewinding roller (7), the rack (1) is provided with roll changing piece (8) for driving the rotation of the rewinding disc (4), the feeding assembly (3) is used to deliver the raw material roller (2) to the rack (1), a plurality of reversing rollers (9) are rotationally arranged on the rack (1) between the rewinding roller (7) and the raw material roller (2), the rack (1) is provided with unwinding piece (10) for driving the rotation of the raw material roller (2), the adhesive tape on the raw material roller (2) is wound on the rewinding roller (7) through a plurality of reversing rollers (9).

2. The rewinding device for adhesive tape production according to claim 1, characterized in that: The feeding assembly (3) includes a feeding rod (31) rotationally arranged on the rack (1), one end of the feeding rod (31) is provided with a C-shaped cross-section supporting shaft arc rod (32), the roller end of the raw material roller (2) is located on the C-shaped concave side of the supporting shaft arc rod (32), the rack (1) is hinged with a feeding cylinder (33) electrically connected to the control system, one end of the feeding rod (31) away from the supporting shaft arc rod (32) is hinged to the piston rod of the feeding cylinder (33), and the rack (1) is provided with a positioning member (34) for fixing the position of the roller end of the raw material roller (2).

3. The rewinding device for adhesive tape production according to claim 2, characterized in that: The positioning member (34) includes two supporting shaft columns (341) rotationally arranged on the rack (1) and located at the same end of the raw material roller (2), the end of the raw material roller (2) is in contact with the two supporting shaft columns (341) at the same time, the rack (1) is rotationally provided with an anti-dropping plate (342), the anti-dropping plate (342) is rotationally provided with a pressure roller (343), the pressure roller (343) is used to press the end of the raw material roller (2) on the two supporting shaft columns (341) at the same time, the rack (1) is rotationally provided with a locking screw (344), the anti-dropping plate (342) is provided with a locking groove (345) for the rotation of the locking screw (344), the locking screw (344) is threadedly connected with a locking screw cylinder (346), and the locking screw cylinder (346) is used to abut against the anti-dropping plate (342).

4. The rewinding device for adhesive tape production according to claim 3, characterized in that: The unwinding part (10) comprises an unwinding motor (101) arranged on the rack (1) and electrically connected to the control system, a connecting column (102) with a polygonal cross section is arranged on the output shaft of the unwinding motor (101), the end of the raw material roller (2) is sleeved on the connecting column (102), a guide column (103) is arranged on the rack (1) away from the connecting column (102) of the raw material roller (2), a pressing end plate (104) is slidably arranged on the guide column (103), a pressing column (105) is arranged on the pressing end plate (104), the pressing column (105) is used for abutting against the end of the raw material roller (2), a pressing screw (106) is rotatably arranged on the guide column (103), and the pressing screw (106) abuts against one side of the pressing end plate (104) away from the pressing column (105).

5. The rewinding device for adhesive tape production according to claim 1, characterized in that: The rewinding part comprises a plurality of rewinding motors (6) arranged on the rewinding disc (4), the rewinding motors (6) are electrically connected to the control system, the rewinding motors (6) correspond to the roller seats (5) one by one, and the roller seats (5) are coaxially arranged on the output shafts of the rewinding motors (6).

6. The rewinding device for adhesive tape production according to claim 5, characterized in that: The roller changing part (8) comprises a gear ring (81) coaxially sleeved on the rewinding disc (4), a roller changing motor (82) electrically connected to the control system is arranged on the rack (1), and a driving gear (83) meshing with the gear ring (81) is arranged on the output shaft of the roller changing motor (82).

7. The rewinding device for adhesive tape production according to claim 6, characterized in that: An auxiliary roller (11) is vertically slidably arranged on the rack (1), the end of the auxiliary roller (11) is provided with a sliding block (12), an auxiliary plate (13) is vertically slidably arranged on the rack (1), a sliding groove (14) for sliding of the sliding block (12) is formed in the auxiliary plate (13), a compression spring (15) is arranged between the bottom of the sliding block (12) and the sliding groove (14) of the auxiliary plate (13), an auxiliary cylinder (16) electrically connected to the control system is arranged on the rack (1), and the auxiliary plate (13) is arranged on the piston rod of the auxiliary cylinder (16).

8. The rewinding device for adhesive tape production according to claim 7, characterized in that: The auxiliary plate (13) between the two ends of the auxiliary roller (11) is arranged with a partition plate (17), and a film cutting knife (18) is slidably arranged on the partition plate (17) along the axis direction of the auxiliary roller (11).

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