CN219567025U - Turnover winding driving device of mandrel-free automatic winding machine - Google Patents
Turnover winding driving device of mandrel-free automatic winding machine Download PDFInfo
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- CN219567025U CN219567025U CN202223256835.2U CN202223256835U CN219567025U CN 219567025 U CN219567025 U CN 219567025U CN 202223256835 U CN202223256835 U CN 202223256835U CN 219567025 U CN219567025 U CN 219567025U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a turnover winding driving device of an automatic winding machine without a mandrel, wherein a turnover winding arm is rotatably supported on a frame through a turnover sleeve, a first winding sliding sleeve and a second winding sliding sleeve are rotatably supported at two overhanging ends of the turnover winding arm respectively, a first winding sliding shaft is slidably arranged in the first winding sliding sleeve, and the other end of the first winding sliding shaft is connected with a first winding core pushing cylinder through a first winding sliding shaft bearing; a second rolling sliding shaft is arranged in the second rolling sliding sleeve in a sliding manner, and the other end of the second rolling sliding shaft is connected with a second rolling top core cylinder through a second rolling sliding shaft bearing; a first coil driving sprocket is fixedly arranged on the first coil sliding sleeve, and a second coil driving sprocket is fixedly arranged on the second coil sliding sleeve; a driving sleeve shaft is rotatably supported in the overturning sleeve, and the other end of the driving sleeve shaft is in transmission connection with a winding driver through a winding transmission pair; the driving mandrel is rotatably supported on the driving sleeve shaft, and the other end of the driving mandrel is in transmission connection with the winding driver of the winding II through the winding II transmission pair. The driving device can realize quick roll change and can also perform winding driving.
Description
Technical Field
The utility model relates to mechanical equipment for film production, in particular to a film winding machine capable of winding an extruded film into a finished film coil stock, and particularly relates to a driving device capable of realizing turnover and winding in the winding machine.
Background
The film winding machine is a winding part in a film product production line. The traditional film winding machine mostly adopts a manual winding mode of winding and unwinding, when one winding mandrel is full, complex manned operations such as winding replacement, winding and unwinding are performed after the machine is stopped, the quality of the winding materials and film products is difficult to ensure, a great deal of labor and operation time are required for the operations, the yield is reduced, the production efficiency is low, the film winding machine is not suitable for continuous production in the whole process, automatic control and automatic operation cannot be performed, and the film winding machine is not suitable for the production requirements of high quality, high efficiency and continuous production of the film products.
The inventor applies for and obtains the patent of the utility model "extrusion film automatic winding machine" of the authorization in 2021, 7 and 12 days, patent number: 202110783536.5 the film automatic winding machine comprises a friction roller and a working scroll driving device on a frame, a fly cutter cutting mechanism, a pressing swing arm mechanism and a standby shaft pressing mechanism which are movably supported on the frame; when in winding operation, the air-expanding type scroll needs to be penetrated into the hollow core cylinder, the work scroll driving device is used for providing winding power for the air-expanding type scroll to wind the film on the core cylinder, and after full winding, the air-expanding type scroll needs to be pulled out from the core cylinder to form a finished product coil; the moving transposition of the working scroll, the standby scroll and the full scroll is completed along the rack sliding rail along with the working scroll driving device. Firstly, penetrating or withdrawing the scroll into the scroll core cylinder is still finished by manpower, and the operations of positioning, fixing, loosening and the like of the scroll are finished by a plurality of mechanisms, so that the structure is complex; and the full-coil withdrawing and the new coil replacing must be sequentially carried out, so that a lot of waiting time exists, the coil replacing time is greatly prolonged, and the winding efficiency is greatly reduced. Furthermore, the replacement of the film winding core cylinder needs to be moved to a winding working position along the rack sliding rail by virtue of the reel driving device and the dragging chain and the dragging motor; the winding core barrel with the winding shaft is also required to be compressed and positioned by the standby shaft compressing mechanism and the swing arm mechanism to wind the film, so that a complex reel changing mechanism is formed. Therefore, the winding machine has long winding time, winding and winding driving are required to be completed by different mechanisms, so that the winding machine has low winding and winding efficiency, complex mechanisms and difficult realization of full-process automation of winding.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a turnover winding driving device of a coreless automatic winding machine, which can realize quick roll replacement and winding driving.
In order to solve the technical problems, the turnover winding driving device of the automatic mandrel-free winding machine comprises a frame, wherein a turnover roll-changing arm is rotatably supported on the frame through a turnover sleeve, and the turnover sleeve is fixedly connected to the turnover roll-changing arm; the two overhanging ends of the turnover reel-changing arm are respectively rotatably supported with a first reel sliding sleeve and a second reel sliding sleeve, a first reel sliding shaft is slidably arranged in the first reel sliding sleeve, and the other end of the first reel sliding shaft is connected with a first reel top core cylinder through a first reel sliding shaft bearing; a second rolling sliding shaft is arranged in the second rolling sliding sleeve in a sliding manner, and the other end of the second rolling sliding shaft is connected with a second rolling top core cylinder through a second rolling sliding shaft bearing;
the first rolling sliding sleeve is fixedly provided with a first rolling driving sprocket wheel, and the second rolling sliding sleeve is fixedly provided with a second rolling driving sprocket wheel; the turnover sleeve is rotatably supported with a driving sleeve shaft, a roll-up driving sprocket fixedly arranged on the driving sleeve shaft and a roll-up driving sprocket form a sprocket chain transmission pair, and the other end of the driving sleeve shaft is in transmission connection with a roll-up driver through the roll-up transmission pair; the driving sleeve shaft is rotatably supported with a driving mandrel, a second coil driving sprocket fixedly arranged on the driving mandrel and the second coil driving sprocket form a sprocket chain transmission pair, and the other end of the driving mandrel is in transmission connection with the second coil driver through the second coil transmission pair.
In the structure, as the two overhanging ends of the turnover conversion winding arm are both provided with the sliding shafts which can axially slide and rotate, the sliding shafts are connected with the core pushing cylinder through the sliding shaft bearings, and the core pushing cylinder pushes the sliding shafts and the core pushing end to press the winding core cylinder during winding, so that the winding core cylinder rotates together with the sliding shafts to realize winding of the film, the core pushing cylinder drives the sliding shafts to retract after full winding, the core pushing end is separated from the winding core cylinder, and the full winding film is conveyed to a designated position by the conveying robot, so that the whole process automation of winding and unwinding is realized; both ends of the turnover reel-changing arm are respectively provided with a sliding shaft structure, turnover alternate work of full reels and work reels is realized through turnover, and quick reel changing is realized, so that the winding work efficiency is greatly improved. The sliding shaft structure is adopted, so that a winding mandrel is not required to be inserted into or pulled out of the winding core barrel, complex mechanisms such as mandrel moving, fixing and loosening are omitted, automatic unloading operation of the winding core barrel, automatic unloading and automatic moving of full winding are facilitated, the structure is simpler, and the degree of automation is higher; the alternate work of the working roll and the full roll greatly reduces the time of roll loading, roll changing and roll unloading, and effectively improves the working efficiency. The sliding shaft is in driving connection with the corresponding driver through the chain transmission pair, and the winding is realized under the driving of the corresponding driver after the winding core barrel is turned over in place, so that the winding working procedure can be rapidly performed, the winding speed of the film can be effectively controlled, and the rotating speed of the winding core barrel can be actively controlled and changed along with the change of the film winding diameter during film winding so as to stabilize the winding linear speed and the film tension, thereby being more convenient for realizing high-precision control, having good dynamic performance and effectively ensuring the winding quality and the winding efficiency.
In a further embodiment of the utility model, the extending end of the first rolling sliding shaft is fixedly connected with the first rolling core ejecting end, and the extending end of the second rolling sliding shaft is fixedly connected with the second rolling core ejecting end. The contact and press-fit stability with the winding core cylinder is enhanced, so that the winding core cylinder can be reliably driven to wind.
In a further embodiment of the utility model, the tilting sleeve is rotatably mounted on a drive sleeve bearing, which is fixedly mounted on the machine frame, by means of a sleeve bearing. The turnover and roll changing of the turnover and roll changing arm is convenient to realize.
In a further embodiment of the utility model, the roll-to-roll sliding sleeve is rotatably supported on the roll-over and roll-over arm through a roll-to-roll sliding sleeve bearing; a roll-sliding shaft is slidably supported in a roll-sliding sleeve through a sliding key, and the roll-sliding shaft is connected with a piston rod of a roll-top core cylinder through a roll-sliding shaft bearing. The second rolling sliding sleeve is rotatably supported on the turnover roll changing arm through a second rolling sliding sleeve bearing, a second rolling sliding shaft is slidably supported in the second rolling sliding sleeve through a sliding key, and the second rolling sliding shaft is connected with a piston rod of the second rolling top core cylinder through a second rolling sliding shaft bearing. The sliding shaft can realize winding rotation and axial sliding of reel change.
In a further embodiment of the utility model, two ends of the bobbin of the turnover sleeve are respectively rotatably supported with a driving sleeve shaft through a sleeve inner bearing and a sleeve outer bearing, and a roller chain wheel chain pair is formed by a roller driving chain wheel and a roller driving chain wheel on the driving sleeve shaft; the driving belt wheel of the synchronous toothed belt transmission pair is fixedly arranged on an output shaft of the winding driver. The two ends of the shaft hole of the driving sleeve shaft are respectively rotatably supported on the driving mandrel through the sleeve shaft inner bearing and the sleeve shaft outer bearing, a sleeve roller chain wheel chain pair is formed by a rolling second driving chain wheel and a rolling second driving chain wheel on the driving mandrel, the rolling second driving pair is a synchronous toothed belt driving pair, a driven belt wheel of the synchronous toothed belt driving pair is fixedly arranged on the driving mandrel, and a driving belt wheel of the synchronous toothed driving pair is fixedly arranged on an output shaft of a rolling second winding driver. The film winding can be rapidly driven after the roll replacement.
In a further embodiment of the utility model, the roll-over and roll-over arm is of a box structure, and the roll-one driving sprocket, the roll-two driving sprocket and the roll-two driving sprocket are positioned in a box cavity of the roll-over and roll-over arm. The first winding driver and the second winding driver are both gear motors.
Drawings
The rotatable winding driving device of the automatic mandrel-free winding machine is further described in detail below with reference to the accompanying drawings and the detailed description.
FIG. 1 is a perspective view of one embodiment of a reversible winding drive of a coreless automatic winding machine in accordance with the present utility model;
FIG. 2 is a side elevational view of the embodiment shown in FIG. 1;
fig. 3 is a sectional view of the embodiment of fig. 2, showing a cross-section a-a.
In the figure, 1-frame, 2-roll one driving pair, 3-roll one driving pair, 4-roll two driving pair, 5-roll two driving pair, 6-tensioning wheel, 7-driving sleeve bearing, 8-roll two top core cylinder, 9-roll two top core end, 10-roll changing arm, 11-roll one top core end, 12-roll one top core cylinder, 13-roll one sliding shaft, 14-roll one sliding sleeve bearing, 15-roll one sliding sleeve, 16-roll one sliding shaft bearing, 17-roll one cylinder piston rod, 18-roll two cylinder piston rod, 19-roll two sliding sleeve bearing, 20-roll two sliding shaft bearing, 21-roll two sliding sleeve, 22-roll two sliding shaft, 23-roll two inner bearing, 24-roll inner bearing, 25-roll sleeve, 26-driving sleeve shaft, 27-driving mandrel, 28-sleeve bearing, 29-sleeve outer bearing, 30-shaft outer bearing, 31-mandrel outer bearing, 32-roll two driving sprocket, 33-roll two driving sprocket, 34-roll one driving sprocket, 35-roll one driving sprocket.
Detailed Description
As shown in fig. 1 and 2, the frame 1 of the turnover winding driving device of the automatic winding machine without a mandrel is in a rectangular frame box structure. A driving sleeve shaft support 7 for rotatably supporting the turnover conversion coil arm 10 is fixedly arranged at the top of the frame 1; a roll-to-core ejecting cylinder 12 and a roll-to-core ejecting end 11 corresponding to the roll-to-core ejecting cylinder are arranged at an overhanging end of the roll-to-roll changing arm 10; a second coil top core cylinder 8 and a second coil top core end 9 corresponding to the second coil top core cylinder are arranged at the other overhanging end of the turnover coil changing arm 10; the first winding top core end 11 and the second winding top core end 9 are used for being tightly clamped at the end part of the corresponding winding core barrel. A first winding driver 3 and a second winding driver 5 are fixedly arranged on the side surface of the vertical plate of the frame 1, and the first winding driver 3 and the second winding driver 5 are all commonly used gear motors; the first winding driver 3 is connected to the turnover winding arm 10 through the first transmission pair 2, the second winding driver 5 is connected to the turnover winding arm 10 through the second transmission pair 4, and the first transmission pair 2 and the second transmission pair 4 are synchronous toothed belt transmission pairs; the toothed belts of the first rolling transmission pair 2 and the second rolling transmission pair 4 are respectively provided with a corresponding tensioning wheel 6, and the tensioning wheels 6 are rotatably supported on the frame 1.
As shown in fig. 3, the two overhanging ends of the roll changing arm 10 are rotatably supported with a roll one slide sleeve 15 and a roll two slide sleeve 21, respectively. The rolling sleeve 15 is rotatably supported on the roll-changing and turning arm 10 through rolling sleeve bearings 14 at two ends, the rolling sleeve bearings 14 are rolling ball bearings, and corresponding bearing end covers are fixed on the outer sides of the rolling sleeve bearings 14. The second rolling sliding sleeve 21 is rotatably supported on the turnover roll changing arm 10 through second rolling sliding sleeve bearings 19 at two ends, the second rolling sliding sleeve bearings 19 are rolling ball bearings, and corresponding bearing end covers are fixed on the outer sides of the second rolling sliding sleeve bearings 19.
The sleeve hole of the rolling sliding sleeve 15 is an inner spline hole, the rolling sliding shaft 13 is a spline shaft, and the rolling sliding shaft 13 is slidably supported in the rolling sliding sleeve 15 through a spline sliding pair. The inward end of the winding one sliding shaft 13 is fixedly connected with a winding one core ejecting end 11 through a bolt, and the winding one core ejecting end 11 is axially pressed on the end part of the winding core barrel during winding, so that the winding core barrel is driven to rotate. After full winding, a top core end 11 of the roll is retracted, so that the full roll is unloaded. The other end of the spool 13 is rotatably connected to the piston rod of the spool top cylinder 12 by a spool bearing 16. In this embodiment, the rolling sliding shaft bearing 16 is a bearing combination, which at least includes a thrust bearing, and radial bearings are installed on two sides of the thrust bearing. The cylinder body of the winding-core jacking cylinder 12 is fixedly arranged on the turnover winding-changing arm 10. The roll-up sliding shaft 13 and the roll-up core end 11 can slide axially relative to the roll-up sliding sleeve 14 and can rotate along with the roll-up sliding sleeve 14.
The sleeve hole of the second rolling sliding sleeve 21 is an inner spline hole, the second rolling sliding shaft 22 is a spline shaft, and the second rolling sliding shaft 22 is slidably supported in the second rolling sliding sleeve 21 through a spline sliding pair. The inward end of the second rolling sliding shaft 22 is fixedly connected with a second rolling top core end 9 through a bolt, and the second rolling top core end 9 is axially pressed on the end part of the second rolling core barrel during rolling, so that the second rolling core barrel is driven to roll and rotate. After full coil, the two top core ends 9 are retracted to unload the full coil. The other end of the second rolling sliding shaft 22 is rotatably connected to a piston rod of the second rolling top core cylinder 8 through a second rolling sliding shaft bearing 20. In this embodiment, the rolling two sliding shaft bearings 20 are a bearing combination, which at least includes a thrust bearing, and radial bearings are installed on two sides of the thrust bearing. The cylinder body of the two-winding jacking cylinder 8 is fixedly arranged on the turnover winding arm 10. The second rolling sliding shaft 22 and the second rolling top core end 9 can slide along the axial direction relative to the second rolling sliding sleeve 21 and can rotate along with the second rolling sliding sleeve 21.
The outer side of the turnover rolling arm 10 is fixedly connected with a turnover sleeve 25, the turnover sleeve 25 is supported on a driving sleeve shaft support 7 through a sleeve bearing 28, the driving sleeve shaft support 7 is fixedly arranged on the frame 1, and the turnover bearing 7 is a universal spherical roller bearing; this structure can ensure that the turnover winding arm 10 turns around the axis of the turnover sleeve 25, so that the full winding and the empty winding of the film can realize position exchange. A drive sleeve shaft 26 is rotatably supported at both ends of the bobbin of the tilting sleeve 25 via a sleeve inner bearing 24 and a sleeve outer bearing 29, respectively, and a drive sprocket 34 is fixedly mounted on the sleeve shaft end of the drive sleeve shaft 26 extending into the arm cavity of the tilting arm 10. The other extending end of the driving sleeve shaft 26 is fixedly provided with a driven belt pulley of the winding one transmission pair 2, the driving belt pulley of the winding one transmission pair 2 is arranged on the output shaft of the winding one driver 3, the winding one transmission pair 2 is a toothed belt transmission pair, the winding one driver 3 is a gear motor, and the gear motor is fixedly arranged on the frame. A roll-driving sprocket 35 is fixedly mounted on a roll-sliding sleeve 15, and the roll-driving sprocket 35, a roll-driving sprocket 34 and the chain thereof form a sprocket chain transmission pair which is a double-row sleeve roller sprocket chain and is positioned in the arm cavity of the turnover transformation roll arm 10.
A drive spindle 27 is rotatably supported at both ends of the shaft hole of the drive sleeve 26 through a sleeve inner bearing 23 and a sleeve outer bearing 30, respectively, and a two-roll driving sprocket 33 is fixedly mounted on the spindle end of the drive spindle 27 extending into the arm cavity of the turnover roll arm 10. The other end of the driving mandrel 27 is fixedly provided with a driven belt wheel of a second winding transmission pair 4, a driving belt wheel of the second winding transmission pair 4 is arranged on an output shaft of a second winding driver 5, the second winding transmission pair 4 is a toothed belt transmission pair, the second winding driver 5 is a gear motor, and the gear motor is fixedly arranged on the frame. The shaft end of the driving mandrel 27 of the driven pulley of the second rolling transmission pair 4 is also supported on the supporting plate through a mandrel overhanging bearing 31, so as to improve the transmission rigidity of the driving mandrel 27. A second driving sprocket 32 is fixedly mounted on the second sliding sleeve 21, and the second driving sprocket 32, the second driving sprocket 33 and the chain thereof form a sprocket chain transmission pair which is a double-row sleeve roller chain and is positioned in the arm cavity of the turnover conversion rolling arm 10.
The sleeve inner bearing 23, the sleeve inner bearing 24, the sleeve outer bearing 29, the sleeve outer bearing 30, and the spindle outer bearing 31 are rolling ball bearings.
Claims (9)
1. The utility model provides a no spool automatic winding machine can overturn coiling drive arrangement, includes frame (1), its characterized in that: the frame (1) is rotatably supported with a turnover roll-changing arm (10) through a turnover sleeve (25), and the turnover sleeve (25) is fixedly connected to the turnover roll-changing arm (10); the two overhanging ends of the turnover reel changing arm (10) are respectively rotatably supported with a first reel sliding sleeve (15) and a second reel sliding sleeve (21), a first reel sliding shaft (13) is arranged in the first reel sliding sleeve (15) in a sliding manner, and the other end of the first reel sliding shaft (13) is connected with a first reel top core cylinder (12) through a first reel sliding shaft bearing (16); a second rolling sliding shaft (22) is arranged in the second rolling sliding sleeve (21) in a sliding manner, and the other end of the second rolling sliding shaft (22) is connected with a second rolling top core cylinder (8) through a second rolling sliding shaft bearing (20); a first coil driving chain wheel (35) is fixedly arranged on the first coil sliding sleeve (15), and a second coil driving chain wheel (32) is fixedly arranged on the second coil sliding sleeve (21);
the turnover sleeve (25) is rotatably supported with a driving sleeve shaft (26), a coil driving sprocket (34) fixedly arranged on the driving sleeve shaft (26) and a coil driving sprocket (35) form a sprocket chain transmission pair, and the other end of the driving sleeve shaft (26) is in transmission connection with a coil winding driver (3) through a coil transmission pair (2); a driving mandrel (27) is rotatably supported on the driving sleeve shaft (26), a two-roll driving sprocket (33) fixedly mounted on the driving mandrel (27) and a two-roll driving sprocket (32) form a sprocket chain transmission pair, and the other end of the driving mandrel (27) is in transmission connection with a two-roll winding driver (5) through a two-roll transmission pair (4).
2. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the extending end of the first rolling sliding shaft (13) is fixedly connected with a first rolling top core end (11), and the extending end of the second rolling sliding shaft (22) is fixedly connected with a second rolling top core end (9).
3. The spool-less automatic winding machine reversible winding drive according to claim 1 or 2, characterized in that: the turnover sleeve (25) is rotatably supported on the driving sleeve shaft support (7) through a sleeve bearing (28), and the driving sleeve shaft support (7) is fixedly arranged on the frame (1).
4. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the roll-to-roll sliding sleeve (15) is rotatably supported on the roll-over and roll-over arm (10) through a roll-to-roll sliding sleeve bearing (14); a roll-sliding shaft (13) is slidably supported in a roll-sliding sleeve (15) through a sliding key, and the roll-sliding shaft (13) is connected with a piston rod of a roll-core jacking cylinder (12) through a roll-sliding shaft bearing (16).
5. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the second rolling sliding sleeve (21) is rotatably supported on the turnover roll changing arm (10) through a second rolling sliding sleeve bearing (19), a second rolling sliding shaft (22) is slidably supported in the second rolling sliding sleeve (21) through a sliding key, and the second rolling sliding shaft (22) is connected with a piston rod of the second rolling top core cylinder (8) through a second rolling sliding shaft bearing (20).
6. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the two ends of the bobbin of the turnover sleeve (25) are respectively rotatably supported with a driving sleeve shaft (26) through a sleeve inner bearing (24) and a sleeve outer bearing (29), and a sleeve roller chain wheel chain pair is formed by a roll-up driving chain wheel (34) and a roll-up driving chain wheel (35) on the driving sleeve shaft (26); the winding one transmission pair (2) is a synchronous toothed belt transmission pair, a driven belt wheel of the synchronous toothed belt transmission pair is fixedly arranged on a driving sleeve shaft (26), and a driving belt wheel of the synchronous toothed belt transmission pair is fixedly arranged on an output shaft of the winding one driver (3).
7. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the two ends of the shaft hole of the driving sleeve shaft (26) are respectively rotatably supported on a driving mandrel (27) through a sleeve shaft inner bearing (23) and a sleeve shaft outer bearing (29), a sleeve roller chain wheel chain pair is formed by a two-winding driving chain wheel (33) and a two-winding driving chain wheel (32) on the driving mandrel (27), the two-winding driving pair (4) is a synchronous toothed belt driving pair, a driven belt pulley of the synchronous toothed belt driving pair is fixedly mounted on the driving mandrel (27), and a driving belt pulley of the synchronous toothed driving pair is fixedly mounted on an output shaft of the two-winding driver (5).
8. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the turnover roll-changing arm (10) is of a box type structure, and a roll-one driving chain wheel (35), a roll-one driving chain wheel (34), a roll-two driving chain wheel (32) and a roll-two driving chain wheel (33) are located in a box cavity of the turnover roll-changing arm (10).
9. The spool-less automatic winding machine reversible winding drive of claim 1, wherein: the first winding driver (3) and the second winding driver (5) are both gear motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223256835.2U CN219567025U (en) | 2022-12-06 | 2022-12-06 | Turnover winding driving device of mandrel-free automatic winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223256835.2U CN219567025U (en) | 2022-12-06 | 2022-12-06 | Turnover winding driving device of mandrel-free automatic winding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219567025U true CN219567025U (en) | 2023-08-22 |
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ID=87660842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223256835.2U Active CN219567025U (en) | 2022-12-06 | 2022-12-06 | Turnover winding driving device of mandrel-free automatic winding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219567025U (en) |
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2022
- 2022-12-06 CN CN202223256835.2U patent/CN219567025U/en active Active
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