CN114314092A

CN114314092A - Cloth winding device

Info

Publication number: CN114314092A
Application number: CN202210084930.4A
Authority: CN
Inventors: 高嵩巍
Original assignee: Jiangsu Fengyu Textile Technology Co ltd
Current assignee: Jiangsu Fengyu Textile Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-04-12
Anticipated expiration: 2042-01-25
Also published as: CN114314092B

Abstract

The application relates to a cloth winding device, relating to the technical field of textile machinery; the winding device comprises a rack and a winding roller, wherein the upper surface of the rack is provided with a mounting groove for the winding roller to be embedded, the side wall of the rack is fixedly connected with a support plate, the upper surface of the support plate is provided with a motor, the output end of the motor is detachably connected to the end part of the winding roller, the side wall of the winding roller is provided with a moving groove, the inside of the moving groove is rotatably connected with a bidirectional screw rod, the two ends of the bidirectional screw rod are sleeved with moving blocks in a threaded manner, the side walls of the two moving blocks are fixedly connected with adjusting rings, the two adjusting rings are sleeved on the winding roller, one end of the bidirectional screw rod, far away from the motor, is fixedly connected with a connecting rod, one end of the winding roller, far away from the motor, is provided with a connecting groove for the connecting rod to rotate, and the winding roller is provided with a fixing part for fixing the bidirectional screw rod; this application adapts to the effect of the cloth of different widths.

Description

Cloth winding device

Technical Field

The application relates to the technical field of textile machinery, in particular to a cloth winding device.

Background

After the cloth is produced, the cloth needs to be collected by using a winding drum, and the produced cloth can be rolled and placed to keep the cloth from wrinkling.

Chinese patent No. CN205739608U discloses a cloth winding device for a textile machine, which comprises a frame, a winding roller which is electrically driven and movably mounted with a cloth winding drum, and a top pressure locking mechanism arranged outside the winding roller for fixing the cloth winding drum on the winding roller; during the use, need not the workman and carry the cloth inspection room after wholly dismantling the wind-up roll and pull out cloth from the wind-up roll again, improved production efficiency greatly.

For the above related art, the inventor thinks that the size of the wind-up roll is fixed, and the wind-up roll cannot wind up the cloth with different widths, so the improvement is needed.

Disclosure of Invention

In order to adapt to the cloth of different width, this application provides a coiling mechanism of cloth.

The application provides a coiling mechanism of cloth adopts following technical scheme:

a cloth winding device comprises a frame and a winding roller, wherein the upper surface of the frame is provided with an installation groove for the winding roller to be embedded, the side wall of the frame is fixedly connected with a supporting plate, the upper surface of the supporting plate is provided with a motor, the output end of the motor is detachably connected with the end part of the winding roller, the side wall of the winding roller is provided with a moving groove, a bidirectional screw rod is rotatably connected inside the moving groove, moving blocks are sleeved at two ends of the bidirectional screw rod in a threaded manner, adjusting rings are fixedly connected to the side walls of the two moving blocks, the two adjusting rings are sleeved on the winding roller, two-way lead screw is kept away from the one end fixedly connected with connecting rod of motor, the wind-up roll is kept away from motor one end is seted up the confession connecting rod pivoted spread groove, be provided with the mounting on the wind-up roll to be used for fixing two-way lead screw.

Through adopting above-mentioned technical scheme, the rotation of connecting rod drives two-way lead screw and takes place to rotate, and two-way lead screw drives the movable block orientation of both sides and is close to each other or the one side removal of keeping away from each other, and the movable block drives the adjustable ring orientation and is close to each other or the one side removal of keeping away from each other, and after the distance between two adjustable rings is confirmed, through the fixed two-way lead screw of lock pole to the position of fixed adjustable ring on the wind-up roll, and then the cloth of adaptation different width.

Preferably, the mounting includes fixed pipe, fixed pipe thread bush is equipped with on the connecting rod, the tip screw thread of fixed pipe inlays to be located in the spread groove, the rotation of external screw thread is unanimous with the internal thread rotation on the fixed pipe.

Through adopting above-mentioned technical scheme, after the distance between two adjustable rings is confirmed, will fix the pipe and remove towards one side of wind-up roll, inlay to the tip of fixing the pipe and locate in the spread groove to fix the connecting rod, reduced two-way lead screw and taken place pivoted possibility in removing the inslot, and then improved the stability of adjustable ring on the wind-up roll.

As preferred, the downside of frame is provided with the bottom plate, the equal fixedly connected with mount pad in both sides of bottom plate, two rotate between the mount pad and be connected with the dwang, the fixed cover of frame is located on the dwang, the both sides of bottom plate all articulate there is the cylinder, two the one end of cylinder piston rod all articulate in the lateral wall of frame.

Through adopting above-mentioned technical scheme, after the wind-up roll was accomplished the cloth rolling, the cylinder promoted the frame and takes place to rotate, and the frame drives the dwang and takes place to rotate on the mount pad to reduce the perpendicular distance of the top of frame apart from the bottom plate upper surface, thereby be convenient for the staff will take out the wind-up roll after accomplishing the cloth rolling from the frame fast conveniently.

Preferably, both ends of frame all are provided with firm subassembly, firm subassembly includes butt joint pole, two firm boards, dovetail piece and locking piece, two firm board fixed connection in the both ends of butt joint pole, dovetail piece fixed connection in the butt joint pole is close to one side of bottom plate, the confession has been seted up to the upper surface of bottom plate the dovetail that the dovetail piece slided, the locking piece is used for fixing the dovetail piece in position in the dovetail.

Through adopting above-mentioned technical scheme, the equal butt in both sides of frame has firm subassembly to improve the cylinder and to the support stability of frame, thereby improve the stability of frame on the bottom plate.

Preferably, the locking piece includes locking pole, chucking pole and chucking nut, chucking pole fixed connection in the diapire of dovetail, run through on the locking pole and seted up the confession the locking hole that the chucking pole passed, the chucking pole with one side butt that the forked tail piece is close to each other, chucking nut threaded connection in the lateral wall of chucking pole.

Through adopting above-mentioned technical scheme, remove the end wall to the dovetail when the forked tail piece to when the solid board butt is in the lateral wall of frame, inlay the locking pole and locate in the dovetail, the inside in locking hole is passed to the chucking pole this moment, then locate the chucking pole with the chucking nut thread bush on, thereby be fixed in the dovetail with the locking pole, improved the stability of locking pole and forked tail piece butt.

Preferably, one side of each of the two stabilizing plates, which is close to each other, is fixedly connected with a flexible pad.

Through adopting above-mentioned technical scheme, the wearing and tearing that cause when having reduced the direct one side butt that is close to each other of steadying board and frame are set up to the flexible pad to the life of steadying board has been prolonged.

Preferably, the upper surface of the rack is located on two sides of the winding roller, the two sides of the winding roller are rotatably connected with abutting arc plates, and the rack is provided with fasteners for fixing the abutting arc plates.

By adopting the technical scheme, the arrangement of the abutting arc plate improves the stability of the wind-up roll in the mounting groove, and is beneficial to improving the stability of the wind-up roll in the mounting groove when the air cylinder pushes the rack to rotate; in addition, the stability of the connection of the winding roller and the motor is also improved.

As preferred, the fastener includes anchorage bar, holding rod, inserted bar and a plurality of elastic component, holding rod fixed connection in the one end of anchorage bar, the inserted bar rotate connect in the upper surface of anchorage bar, the confession has been seted up to the upper surface of frame the anchorage bar the inserted bar inlays the fastening groove of establishing, the confession has been seted up to the upper surface of frame the groove of stepping down that the holding rod inlayed establishes, two the lateral wall of butt arc board runs through and has seted up the confession the butt hole that the inserted bar passed, each the one end fixed connection of elastic component in the anchorage bar is kept away from the one end of inserted bar, each the other end fixed connection of elastic component in the diapire of fastening groove.

Through adopting above-mentioned technical scheme, after the one side butt that butt arc board and frame are close to each other, the anchorage bar removes along the depth direction of fastening groove under the effect of fastening spring elastic force, and the anchorage bar drives inserted bar synchronous motion, and the inside of passing the fastening hole of straight inserted bar then rotates the inserted bar for one side butt that inserted bar and butt arc board are close to each other, thereby fix the butt arc board in the frame.

Preferably, the side walls of the two abutting arc plates are fixedly embedded with magnetic parts, and the magnetic parts and the insertion rods are attracted by magnetism at the side close to each other.

Through adopting above-mentioned technical scheme, the inserted bar attracts mutually with the one side magnetism that magnetic part is close to each other, helps improving the stability of inserted bar butt in the one side that the frame was kept away from to the butt arc board to improve the stability that the butt arc board was fixed in the frame.

Preferably, the upper surface of the frame is fixedly connected with a connecting ring, a hook is sleeved on the connecting ring, a positioning ring is fixedly connected to the side wall of the abutting arc plate, and one end, far away from the connecting ring, of the hook is sleeved on the positioning ring.

Through adopting above-mentioned technical scheme, locate the go-between with the one end cover of couple on, on the holding ring is located to the other end cover to reduce the butt arc board and take place pivoted possibility in the frame, and then reduced and led to the fact the possibility of hindering when changing the wind-up roll to the staff.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rotation of connecting rod drives two-way lead screw and takes place to rotate, and two-way lead screw drives the movable block orientation of both sides and is close to each other or the one side removal of keeping away from each other, and the movable block drives the adjustable ring orientation and is close to each other or the one side removal of keeping away from each other, and after the distance between two adjustable rings is confirmed, through the fixed two-way lead screw of lock pole to the position of fixed adjustable ring on the wind-up roll, and then the cloth of adaptation different width.

2. After the cloth is rolled and finished by the rolling roller, the air cylinder pushes the rack to rotate, and the rack drives the rotating rod to rotate on the mounting seat, so that the vertical distance between the top of the rack and the upper surface of the bottom plate is reduced, and workers can take out the rolling roller which rolls and finishes the cloth from the rack quickly and conveniently.

Drawings

Fig. 1 is an overall structural schematic diagram of a cloth winding device in an embodiment of the present application.

Figure 2 is a cross-sectional view of an embodiment of the present application for embodying the structure of the stabilizing assembly.

Fig. 3 is a partial enlarged view of the structure a in fig. 2.

FIG. 4 is a cross-sectional view of an embodiment of the present application for embodying a fastener structure.

Fig. 5 is a partially enlarged view of the structure B in fig. 4.

Fig. 6 is a partial cross-sectional view for embodying the bayonet and abutting arc plate connection structure in the embodiment of the present application.

Fig. 7 is a partial cross-sectional view for embodying an abutting arc plate and a frame connecting structure in an embodiment of the present application.

Description of reference numerals: 1. a frame; 11. mounting grooves; 12. a support plate; 121. a motor; 13. a fastening groove; 14. a yielding groove; 15. a connecting ring; 2. a wind-up roll; 21. a moving groove; 22. a bidirectional screw rod; 221. a moving block; 23. an adjusting ring; 24. a connecting rod; 25. connecting grooves; 26. a fixed tube; 3. a base plate; 31. a mounting seat; 311. rotating the rod; 32. a cylinder; 33. a dovetail groove; 4. a stabilizing assembly; 41. a docking rod; 42. a stabilizing plate; 421. a flexible pad; 43. a dovetail block; 44. a locking member; 441. a lock lever; 4411. a locking hole; 442. a clamping rod; 443. clamping the nut; 5. abutting against the arc plate; 51. abutting against the hole; 52. a magnetic member; 53. a positioning ring; 6. a fastener; 61. a fastening rod; 62. a holding rod; 63. inserting a rod; 64. an elastic member; 7. and (4) hanging hooks.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses coiling mechanism of cloth. Referring to fig. 1, the winding device comprises a rack 1 and a winding roller 2, wherein an installation groove 11 for the winding roller 2 to be embedded is formed in the upper surface of the rack 1, a support plate 12 is welded to the side wall of the rack 1, the upper surface of the support plate 12 is connected with a motor 121 through a bolt, and the output end of the motor 121 is connected to the end part of the winding roller 2 through a coupler; so that staff's starter motor 121, motor 121 drives wind-up roll 2 and rotates to collect the cloth.

Referring to fig. 1, a bottom plate 3 is arranged on the lower side of a rack 1, mounting seats 31 are welded on two sides of the bottom plate 3, a rotating rod 311 is rotatably connected between the two mounting seats 31, the rack 1 is welded and sleeved on the rotating rod 311, air cylinders 32 are hinged on two sides of the bottom plate 3, and one ends of piston rods of the two air cylinders 32 are hinged on the side wall of the rack 1; after the winding roller 2 finishes winding the cloth, the air cylinder 32 pushes the rack 1 to incline towards one side of the bottom plate 3, and the rack 1 drives the rotating rod 311 to rotate synchronously, so that the distance between the winding roller 2 and the bottom plate 3 is reduced, and the worker can replace the winding roller 2 after winding the cloth quickly.

Referring to fig. 2 and 3, both ends of frame 1 all are provided with firm subassembly 4, firm subassembly 4 is including butt joint pole 41, two firm boards 42, forked tail block 43 and locking piece 44, two firm boards 42 weld in the both ends of butt joint pole 41, forked tail block 43 welds in one side that butt joint pole 41 is close to bottom plate 3, dovetail 33 that supplies forked tail block 43 to slide is seted up to the upper surface of bottom plate 3, one side that two firm boards 42 are close to each other glues firmly through glue has flexible pad 421, flexible pad 421 can be the rubber material.

Referring to fig. 3, the locking member 44 includes a locking rod 441, a clamping rod 442 and a clamping nut 443, the clamping rod 442 is welded to the bottom wall of the dovetail groove 33, a locking hole 4411 for the clamping rod 442 to pass through is formed through the side wall of the locking rod 441, and the clamping nut 443 is threadedly sleeved on the side wall of the clamping rod 442; when the rack 1 and the bottom plate 3 are in a vertical state, the docking rod 41 is pushed to drive the dovetail block 43 to move along the length direction of the dovetail groove 33 until the dovetail block 43 slides to the end wall of the dovetail groove 33, the flexible pad 421 on the stabilizing plate 42 abuts against the side wall of the rack 1, then the end part of the locking rod 441 is embedded in the dovetail groove 33, the side, close to each other, of the locking rod 441 and the dovetail block 43 abuts against each other, and the locking rod 442 penetrates through the locking hole 4411; finally, the clamping nut 443 is sleeved on the clamping rod 442 in a threaded manner until the clamping nut 443 and the clamping rod 442 are abutted to each other at the side close to each other; thereby improved the stability of forked tail piece 43 butt in dovetail 33 end wall, the stability of flexible pad 421 butt in frame 1 lateral wall on firm board 42, and then improved the stability that cylinder 32 supported in frame 1.

Referring to fig. 4, the upper surface of frame 1 and the both sides that are located wind-up roll 2 all rotate and are connected with butt arc plate 5, be provided with fastener 6 in frame 1, fastener 6 includes anchorage bar 61, hold pole 62, inserted bar 63 and a plurality of elastic component 64, hold pole 62 and weld in the one end of anchorage bar 61, inserted bar 63 rotates through the pin and connects in the upper surface of anchorage bar 61, the last surface of frame 1 is seted up and is supplied to hold pole 62 and set up the groove of stepping down 14, the upper surface of frame 1 is seted up and is supplied anchorage bar 61, the fastening groove 13 that inserted bar 63 set up, the lateral wall of two butt arc plates 5 runs through the butt hole 51 of seting up confession inserted bar 63 and passing, elastic component 64 can be three, elastic component 64 can be the spring, the one end of each elastic component 64 welds in the one side that anchorage bar 61 kept away from inserted bar 63, the other end of each elastic component 64 welds in the diapire of fastening groove 13.

Referring to fig. 6, a magnetic part 52 is fixedly embedded in one side of the two abutting arc plates 5 away from the rack 1 through glue, the magnetic part 52 can be a magnet, the magnetic part 52 and the side, close to each other, of the insertion rod 63 are attracted magnetically, the insertion rod 63 can be an ironwork, after the wind-up roll 2 is connected with the output end of the motor 121 through a coupler, the fastening rod 61 and the insertion rod 63 are embedded in the fastening groove 13 through pressing the holding rod 62, and at the moment, the elastic part 64 is in a compressed state; then, the abutting arc plate 5 is rotated to enable one side, close to the rack 1, of the abutting arc plate 5 to abut against the rack, and the winding roller 2 is located in an area formed between the abutting arc plate 5 and the rack 1; then the holding rod 62 is loosened, the fastening rod 61 moves along the depth direction of the fastening groove 13 under the action of the elastic piece 64, and the fastening rod 61 drives the inserting rod 63 to move synchronously until the inserting rod 63 passes through the inside of the abutting hole 51; at last, the inserting rod 63 is rotated, so that the magnetic attraction is generated on one side of the inserting rod 63 and the magnetic piece 52 close to each other, the abutting arc plate 5 is fixed on the rack 1, the stability of the winding roller 2 in the installation groove 11 is enhanced when the air cylinder 32 pushes the rack 1 to rotate, and the stability of the winding roller 2 connected with the motor 121 is also improved.

Referring to fig. 7, a connecting ring 15 is welded on the upper surface of the frame 1, a positioning ring 53 is welded on the side wall of the abutting arc plate 5, a hook 7 is arranged between the connecting ring 15 and the positioning ring 53, one end of the hook 7 is sleeved on the connecting ring 15, and the other end of the hook 7 is sleeved on the positioning ring 53; thereby when the staff changes wind-up roll 2 after the cloth rolling is accomplished, break away from frame 1 fixed to butt arc board 5, then fix frame 1 and butt arc board 5 through couple 7, improved the convenience that the staff changed wind-up roll 2.

Referring to fig. 2, a moving groove 21 is formed in the side wall of the winding roller 2, a bidirectional screw rod 22 is rotatably connected inside the moving groove 21, moving blocks 221 are sleeved at two ends of the bidirectional screw rod 22 in a threaded manner, adjusting rings 23 are welded on the side wall of the moving blocks 221, the adjusting rings 23 are sleeved on the winding roller 2, a connecting rod 24 is welded at one end, away from the motor 121, of the bidirectional screw rod 22, and a connecting groove 25 for the connecting rod 24 to rotate is formed in one end, away from the motor 121, of the winding roller 2; the winding roller 2 is provided with a fixing piece for fixing the bidirectional screw rod 22.

Referring to fig. 2, the fixing member includes a fixing tube 26, the fixing tube 26 is threaded on the connecting rod 24, the end portion of the fixing tube 26 is threaded and embedded in the connecting groove 25, and the direction of rotation of the external thread on the fixing tube 26 is consistent with the direction of rotation of the internal thread; so that the worker can rotate the connecting rod 24, the connecting rod 24 drives the bidirectional lead screw 22 to rotate, the bidirectional lead screw 22 drives the two moving blocks 221 to move towards the sides close to or far away from each other, and the moving blocks 221 drive the adjusting ring 23 to move synchronously; after the distance between two adjustable rings 23 is confirmed, rotate fixed tube 26, until the tip screw thread of fixed tube 26 inlays and locates in connecting groove 25 to fix two-way lead screw 22, improved the movable block 221 in moving groove 21 stability, and then improved the stability that adjustable ring 23 is located the wind-up roll 2.

The implementation principle of the winding device for cloth in the embodiment of the application is as follows: the connecting rod 24 is rotated, the connecting rod 24 drives the bidirectional screw rod 22 to rotate, the bidirectional screw rod 22 drives the two moving blocks 221 to move towards the sides close to or far away from each other, and the moving blocks 221 drive the adjusting ring 23 to move synchronously; after the distance between two adjustable rings 23 adapts to the width of the cloth, the fixed tube 26 is rotated, and the end part thread of the fixed tube 26 is embedded in the connecting groove 25, so that the bidirectional screw rod 22 is fixed, and the adjustable rings 23 are fixed on the side wall of the winding roller 2.

Then drive wind-up roll 2 through motor 121 and rotate, carry out the rolling to the cloth, after the cloth rolling is accomplished, promote frame 1 through cylinder 32 towards the one side slope of bottom plate 3, frame 1 drives dwang 311 and takes place the rotation in step to reduce the distance between wind-up roll 2 and the bottom plate 3, the staff of being convenient for changes wind-up roll 2 after the cloth rolling is accomplished fast.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a coiling mechanism of cloth, includes frame (1) and wind-up roll (2), its characterized in that: the winding device is characterized in that an installation groove (11) for embedding the winding roller (2) is formed in the upper surface of the rack (1), a support plate (12) is fixedly connected to the side wall of the rack (1), a motor (121) is arranged on the upper surface of the support plate (12), the output end of the motor (121) is detachably connected to the end portion of the winding roller (2), a moving groove (21) is formed in the side wall of the winding roller (2), a bidirectional screw rod (22) is rotatably connected to the inside of the moving groove (21), moving blocks (221) are sleeved on the two ends of the bidirectional screw rod (22) in a threaded manner, adjusting rings (23) are fixedly connected to the side walls of the two moving blocks (221), the two adjusting rings (23) are sleeved on the winding roller (2), and a connecting rod (24) is fixedly connected to one end, far away from the motor (121), of the bidirectional screw rod (22), the winding roller (2) is far away from one end of the motor (121) and is provided with a connecting groove (25) for the connecting rod (24) to rotate, and a fixing part is arranged on the winding roller (2) and used for fixing the bidirectional screw rod (22).

2. A cloth winding device as claimed in claim 1, wherein: the mounting is including fixed pipe (26), fixed pipe (26) thread bush is equipped with on connecting rod (24), the tip screw thread of fixed pipe (26) inlays and locates in spread groove (25), the rotation of external screw thread is unanimous with the internal screw thread rotation on fixed pipe (26).

3. A cloth winding device as claimed in claim 1, wherein: the downside of frame (1) is provided with bottom plate (3), the equal fixedly connected with mount pad (31) in both sides of bottom plate (3), two rotate between mount pad (31) and be connected with dwang (311), frame (1) fixed cover is located dwang (311) are last, the both sides of bottom plate (3) all articulate there is cylinder (32), two the one end of cylinder (32) piston rod all articulate in the lateral wall of frame (1).

4. A cloth winding device as claimed in claim 3, wherein: both ends of frame (1) all are provided with firm subassembly (4), firm subassembly (4) are including butt joint pole (41), two firm board (42), dovetail block (43) and locking piece (44), two firm board (42) fixed connection in the both ends of butt joint pole (41), dovetail block (43) fixed connection in butt joint pole (41) are close to one side of bottom plate (3), the confession has been seted up to the upper surface of bottom plate (3) dovetail block (33) that dovetail block (43) slided, locking piece (44) are used for fixing dovetail block (43) in position in dovetail (33).

5. A cloth take-up device as claimed in claim 4, wherein: the locking piece (44) comprises a locking rod (441), a clamping rod (442) and a clamping nut (443), the clamping rod (442) is fixedly connected to the bottom wall of the dovetail groove (33), a locking hole (4411) for the clamping rod (442) to pass through is formed in the locking rod (441) in a penetrating mode, the clamping rod (442) and one side, close to the dovetail block (43), of the clamping rod are abutted, and the clamping nut (443) is in threaded connection with the side wall of the clamping rod (442).

6. A cloth take-up device as claimed in claim 4, wherein: and one sides of the two stabilizing plates (42) close to each other are fixedly connected with flexible pads (421).

7. A cloth winding device as claimed in claim 1, wherein: the upper surface of frame (1) just is located the both sides of wind-up roll (2) are rotated and are connected with butt arc board (5), be provided with fastener (6) on frame (1) for be used for fixing butt arc board (5).

8. A cloth take-up device as claimed in claim 7, wherein: the fastening piece (6) comprises a fastening rod (61), a holding rod (62), an inserting rod (63) and a plurality of elastic pieces (64), the holding rod (62) is fixedly connected with one end of the fastening rod (61), the inserting rod (63) is rotatably connected with the upper surface of the fastening rod (61), the upper surface of the frame (1) is provided with a fastening groove (13) for embedding the fastening rod (61) and the inserting rod (63), the confession has been seted up to the upper surface of frame (1) grip bar (62) inlays abdicating groove (14) of establishing, two the lateral wall of butt arc board (5) runs through and sets up the confession butt hole (51) that inserted bar (63) passed, each the one end fixed connection of elastic component (64) in fastening rod (61) is kept away from the one end of inserted bar (63), each the other end fixed connection of elastic component (64) in the diapire of fastening groove (13).

9. A cloth winding device as claimed in claim 8, wherein: the magnetic parts (52) are fixedly embedded in the side walls of the two abutting arc plates (5), and the magnetic parts (52) and one sides of the inserting rods (63) close to each other are magnetically attracted.

10. A cloth take-up device as claimed in claim 7, wherein: the upper surface of frame (1) fixed connection has go-between (15), the cover is equipped with couple (7) on go-between (15), the lateral wall fixedly connected with holding ring (53) of butt arc board (5), couple (7) are kept away from the pot head of go-between (15) is located on holding ring (53).