CN113148722B

CN113148722B - Winding mechanism and winding device

Info

Publication number: CN113148722B
Application number: CN202110548255.1A
Authority: CN
Inventors: 袁典仲
Original assignee: Wuxi Zhuosheng Metal Material Co ltd
Current assignee: Wuxi Zhuosheng Metal Material Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2023-04-14
Anticipated expiration: 2041-05-19
Also published as: CN113148722A

Abstract

The invention relates to the technical field of strip rolling, in particular to a rolling mechanism and a rolling device. The winding mechanism comprises a pull rod, a winding shaft, a winding assembly, an adjusting assembly and a locking assembly, wherein the winding shaft is rotatably sleeved on the pull rod and is configured to be in transmission connection with a driving mechanism; the winding component is sleeved on the winding shaft in a clearance manner and is used for winding the strip; the adjusting assembly is used for adjusting the axial clamping force borne by the winding assembly; the locking assembly is used for locking the position of the adjusting assembly so as to keep the rolling assembly stable and ensure that the rolled strip is tidy and the surface is not scratched. The winding device provided by the invention is used for winding neatly and has no scratch on the surface of the strip material.

Description

Winding mechanism and winding device

Technical Field

The invention relates to the technical field of strip rolling, in particular to a rolling mechanism and a rolling device.

Background

The soft metal foil can be applied to the fields of production of lithium ion battery tabs, PE preservative films and the like, and the metal foil is usually required to be rolled by a rolling mechanism in order to facilitate the use of the metal foil. When the existing winding mechanism winds the soft metal foil, the defects of untight and irregular winding, pressure damage on the surface and the like exist, the quality of the metal foil is influenced, and the material waste is caused.

Therefore, a winding mechanism is needed to solve the above problems.

Disclosure of Invention

The first purpose of the invention is to provide a winding mechanism, which can be used for winding the strip material regularly without scratching the surface of the strip material.

The second purpose of the invention is to provide a winding device, which can be used for orderly winding without scratching the surface of the strip by applying the winding mechanism.

In order to realize the purpose, the following technical scheme is provided:

in a first aspect, a winding mechanism is provided, which includes:

a pull rod;

the winding shaft is rotatably sleeved on the pull rod and is configured to be in transmission connection with a driving mechanism;

the winding assembly is sleeved on the winding shaft in a clearance mode and used for winding the strip;

the adjusting component is used for adjusting the axial clamping force borne by the winding component;

and the locking assembly is used for locking the position of the adjusting assembly.

As an alternative of the winding mechanism, the adjusting assembly comprises an adjusting block and a baffle plate, the adjusting block is in threaded connection with the pull rod and can be abutted against one end of the winding assembly, the baffle plate is fixed on the winding shaft and can be abutted against the other end of the winding assembly, and the axial clamping force applied to the winding assembly can be adjusted by rotating the adjusting block; the locking assembly is used for locking and fixing the adjusting block on the pull rod.

As an alternative of the winding mechanism, the locking assembly includes an adjusting rod, an adjusting channel extending along a radial direction of the adjusting block is formed in a side wall of the adjusting block, the adjusting rod is inserted into the adjusting channel, the adjusting rod can be kept relatively fixed with the adjusting block, and can move along the adjusting channel to enable an end portion of the adjusting rod to abut against the pull rod.

As winding mechanism's alternative, adjust the passageway including being first hole section and the second hole section that the ladder set up, the second hole section is non-circular hole, locking Assembly still include with second hole section clearance fit's latch segment, adjust the pole the tip with latch segment threaded connection rotates the regulation pole can make the latch segment is close to or keeps away from the pull rod.

As an alternative to the winding mechanism, the locking assembly further comprises:

the first limiting block is detachably fixed on the adjusting block and is provided with a through hole which is communicated with the adjusting channel and is parallel to the adjusting channel;

the second limiting block is accommodated in the first hole section, one end face of the second limiting block is abutted with the stepped surface between the first hole section and the second hole section, and the other end face of the second limiting block is abutted with the first limiting block; and the second limiting block is provided with a threaded hole communicated with the through hole, and the adjusting rod penetrates through the through hole and is in threaded connection with the threaded hole.

As an alternative scheme of the winding mechanism, the first limiting block is in threaded connection with the first hole section.

As an alternative scheme of the winding mechanism, the first limiting block comprises a limiting portion and a connecting portion, the connecting portion is in threaded connection with the first hole section, and the limiting portion is abutted to the outer wall of the adjusting block.

As an alternative of the winding mechanism, the adjusting assembly further comprises an elastic piece, the elastic piece is sleeved on the winding shaft, one end of the elastic piece is abutted against the adjusting block, and the other end of the elastic piece is abutted against the winding assembly.

As an alternative of the winding mechanism, the winding mechanism further comprises an anti-abrasion assembly, and the anti-abrasion assembly is arranged between the elastic piece and the adjusting block and used for reducing abrasion of the adjusting block.

As the alternative scheme of winding mechanism, the abrasionproof subassembly includes side briquetting and bearing, the side briquetting passes through the bearing rotationally the cover is established on the regulating block, just the side briquetting with elastic component looks butt.

As the alternative of winding mechanism, the abrasionproof subassembly still includes first retaining ring and second retaining ring, first spacing groove has been seted up on the regulating block, the second spacing groove has been seted up on the side briquetting, first retaining ring card is established first spacing inslot, the second retaining ring card is established second spacing inslot, just first retaining ring with the second retaining ring is located respectively the both sides of bearing.

As an alternative of the winding mechanism, a plurality of winding assemblies are sleeved on the winding shaft in parallel, and the adjusting block and the baffle are respectively positioned on two sides of the plurality of winding assemblies.

As an alternative of the winding mechanism, the winding mechanism further comprises a friction plate, the friction plate is matched with the winding shaft key groove, and the friction plate is arranged at each of two ends of each winding assembly.

As an alternative scheme of the winding mechanism, the winding mechanism further comprises a slip sheet, the slip sheet is sleeved on the winding shaft in a clearance mode, and the slip sheet is arranged between the friction sheet and the winding assembly.

As an alternative of the winding mechanism, the winding assembly comprises a sleeve and a winding core, the sleeve is sleeved on the winding shaft in a clearance manner, and the adjusting assembly is used for adjusting the axial clamping force applied to the sleeve; the winding core is detachably fixed on the sleeve.

As an alternative of the winding mechanism, the winding assembly further comprises an adjusting ring and a retaining ring, the retaining ring is fixed on the sleeve and can be abutted to one end of the winding core, and the adjusting ring is in threaded connection with the sleeve and can be abutted to the other end of the winding core.

As an alternative of the winding mechanism, the winding mechanism further comprises a shaft sleeve, the shaft sleeve is sleeved on the winding shaft in a clearance manner, the shaft sleeve is located between the elastic part and the winding assembly, and one end of the shaft sleeve is abutted to the elastic part.

In a second aspect, a winding device is provided, which includes a frame, a driving mechanism and the winding mechanism, wherein the pull rod is fixed on the frame, and the driving mechanism is used for driving the winding shaft to rotate.

Compared with the prior art, the invention has the beneficial effects that:

the winding mechanism comprises a pull rod, a winding shaft, a winding assembly, an adjusting assembly and a locking assembly, wherein the winding shaft is rotatably sleeved on the pull rod and is configured to be in transmission connection with a driving mechanism; the winding component is sleeved on the winding shaft in a clearance manner and is used for winding the strip; the adjusting assembly is used for adjusting the axial clamping force borne by the winding assembly; the locking assembly is used for locking the position of the adjusting assembly so as to keep the rolling assembly stable and ensure that the rolled strip is tidy and the surface is not scratched.

According to the winding device provided by the invention, the winding mechanism is applied, the winding is neat, and the surface of the strip material is not scratched.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings may be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a winding device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a winding mechanism according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a winding mechanism according to an embodiment of the present invention;

FIG. 4 is an exploded view of a take-up assembly and an adjustment assembly provided by an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a take-up assembly and an adjustment assembly provided by an embodiment of the present invention;

FIG. 6 is an exploded view of an adjustment assembly and a locking assembly provided in accordance with an embodiment of the present invention;

figure 7 is a cross-sectional schematic view of a wear assembly provided in accordance with an embodiment of the present invention.

Reference numerals:

1. a frame; 11. a frame body; 12. a pull rod fixing frame;

2. a winding mechanism; 21. a pull rod; 22. a winding shaft; 23. a winding component; 231. a sleeve; 232. a winding core; 233. an adjusting ring; 234. a baffle ring; 24. an adjustment assembly; 241. an adjusting block; 2411. a first limit groove; 242. a baffle plate; 243. an elastic member; 25. a friction plate; 26. a slip sheet; 27. an anti-wear assembly; 271. side pressing blocks; 2711. a second limit groove; 272. a bearing; 273. a first retainer ring; 274. a second retainer ring; 28. a shaft sleeve; 29. a locking assembly; 291. adjusting a rod; 292. a locking block; 293. a first stopper; 2931. a limiting part; 2932. a connecting portion; 294. and a second limiting block.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

As shown in fig. 1 to fig. 7, this embodiment provides a winding device, which can be applied to winding a wide band after a soft metal foil is separated. The winding device comprises a rack 1, a winding mechanism 2 and a driving mechanism (not shown in the figure), wherein the winding mechanism 2 is arranged on the rack, and the driving mechanism is used for driving the winding mechanism 2 to rotate so as to wind the metal foil.

The winding mechanism 2 comprises a pull rod 21, a winding shaft 22, a winding component 23 and an adjusting component 24, the pull rod 21 is fixed on the rack 1, the winding shaft 22 is rotatably sleeved on the pull rod 21, the winding component 23 is sleeved on the winding shaft 22 in a clearance manner, and the winding component 23 can rotate relative to the winding shaft 22; the adjusting component 24 is used for adjusting the axial clamping force applied to the winding component 23 to adjust the winding force of the winding component 23, so that the metal foil surface scratch caused by too large winding force or the winding looseness caused by too small winding force during the metal foil winding can be avoided.

Optionally, the driving mechanism includes a motor, a belt and a belt wheel, the belt wheel is fixedly connected to the winding shaft 22, the motor drives the belt wheel through the belt to drive the winding shaft 22 to rotate, and the winding shaft 22 rotates to drive the winding assembly 23 thereon to rotate.

In this embodiment, the frame 1 includes a frame body 11 and a rod fixing frame 12, a through hole is opened on the frame body 11, and the rod fixing frame 12 is fixed on the frame body 11. A pull rod 21 in the winding mechanism 2 is fixed on a pull rod fixing frame 12 and penetrates through a through hole of the frame body 11; the winding shaft 22 is rotatably sleeved on the pull rod 21, and the winding shaft 22 is rotatably matched with the through hole of the frame body 11 through a bearing, so as to ensure that the winding shaft 22 can smoothly rotate under the action of the driving mechanism.

Illustratively, the drawbar mount 12 is in a shape of a Chinese character ji, two ends of which are detachably fixed on the frame body 11, and a fixing hole for fixing the drawbar 21 is opened on a bottom surface thereof.

Preferably, the winding assembly 23 includes a sleeve 231 and a winding core 232, the sleeve 231 is sleeved on the winding shaft 22 in a clearance manner, the winding core 232 is detachably fixed on the sleeve 231, and the adjusting assembly 24 is used for adjusting the axial clamping force applied to the sleeve 231, so as to adjust the winding force of the winding core 232 and ensure the winding effect.

Specifically, when the axial clamping force applied to the sleeve 231 is large, the sleeve 231 is not easy to slip relative to the winding shaft 22, and the winding force of the winding core 232 is large so as to wind a metal foil material with a small thickness or a large winding diameter; when the sleeve 231 is subjected to a smaller axial clamping force, the sleeve 231 is easy to slip relative to the winding shaft 22, and the winding force of the winding core 232 is smaller so as to wind a thicker or smaller-diameter metal foil.

Preferably, the winding assembly 23 further includes an adjusting ring 233 and a retaining ring 234, the winding core 232 is sleeved on the sleeve 231 with a gap, the retaining ring 234 is fixed on the sleeve 231 and can abut against one end of the winding core 232, and the adjusting ring 233 is in threaded connection with the sleeve 231 and can abut against the other end of the winding core 232. By adjusting the axial position of the adjusting ring 233, the winding core 232 can be clamped by the retaining ring 234, so that the winding core 232 can rotate together with the sleeve 231 to perform winding operation. When the rolling operation is finished or the rolling core 232 needs to be disassembled, the rolling core 232 can be taken down by disassembling the adjusting ring 233.

Illustratively, the retainer 234 and the sleeve 231 may be an integrally formed structure.

Optionally, in order to wind multiple metal foils simultaneously, the number of the winding assemblies 23 may be multiple, the multiple winding assemblies 23 are sleeved on the winding shaft 22 in parallel, and the multiple metal foils are wound simultaneously, so that the winding efficiency is improved. In this embodiment, exemplarily, three winding assemblies 23 are sleeved on the winding shaft 22, and in other embodiments, any number of winding assemblies 23, such as four, five, etc., may be sleeved on the winding shaft, which may be specifically designed according to needs and is not illustrated one by one here.

In order to adjust the winding force of the winding assembly 23, the adjusting assembly 24 includes an adjusting block 241 and a baffle 242, the adjusting block 241 is in threaded connection with the pull rod 21 and can be abutted to one end of the winding assembly 23, the baffle 242 is fixed on the winding shaft 22 and can be abutted to the other end of the winding assembly 23, and the adjusting block 241 is rotated to adjust the axial clamping force applied to the winding assembly 23 (specifically, the axial clamping force applied to the adjusting sleeve 231), so as to adjust the winding force applied to the winding assembly 23.

In short, the operating principle of the adjustment assembly 24 is: because the baffle 242 can rotate along with the winding shaft 22, and then the friction force between the winding assembly 23 and the baffle 242 is adjusted by adjusting the distance between the adjusting block 241 and the baffle 242, when the friction force between the winding assembly 23 and the baffle 242 is increased, the winding assembly 23 is not easy to slip relative to the winding shaft 22, and the winding force is large; when the friction force between the winding assembly 23 and the baffle 242 is reduced, the winding assembly 23 is easy to slip relative to the winding shaft 22, and the winding force is small.

In this embodiment, the baffle 242 is a flange plate fixed to the takeup reel 22.

Optionally, the adjusting assembly 24 further includes an elastic member 243, the elastic member 243 is sleeved on the winding shaft 22, one end of the elastic member 243 abuts against the adjusting block 241, and the other end of the elastic member abuts against the winding assembly 23. The elastic part 243 is arranged to stabilize the winding force of the winding assembly 23 within a certain range, so that the winding assembly can float within a certain range along with the winding diameter of the wound strip or the surface quality of the wound strip, the winding can be tidy, and the surface of the wound strip is free from scratches.

When the number of the winding assemblies 23 is multiple, the adjusting blocks 241 and the baffles 242 are respectively positioned at two sides of the multiple winding assemblies 23.

Optionally, the winding mechanism 2 further includes a friction plate 25, the friction plate 25 is in key-groove fit with the winding shaft 22, and the friction plate 25 is disposed at both ends of each winding assembly 23, so that the adjusting effect of the adjusting assembly 24 can be improved by disposing the friction plate 25. Specifically, friction disc 25 and winding shaft 22 pass through the keyway cooperation, and friction disc 25 can rotate when winding shaft 22 rotates, and friction disc 25 and the terminal surface butt of sleeve 231 in rolling subassembly 23, through the regulation of regulating block 241, the axial clamp force of adjustable sleeve 231, and then can increase or reduce the frictional force between friction disc 25 and the sleeve 231, realize adjusting the windup of rolling subassembly 23.

Preferably, the winding mechanism 2 further comprises a slip sheet 26, the slip sheet 26 is sleeved on the winding shaft 22 with a gap, and the slip sheet 26 is arranged between the friction plate 25 and the winding assembly 23, so that the abrasion of the sleeve 231 can be reduced. When the sliding piece 26 is worn, only the sliding piece 26 is replaced, and the service life of the winding assembly 23 is prolonged.

Optionally, the rolling mechanism 2 further comprises a wear-proof assembly 27, and the wear-proof assembly 27 is disposed between the elastic member 243 and the adjusting block 241 for reducing the wear of the adjusting block 241.

Preferably, the wear-proof assembly 27 includes a side pressing block 271 and a bearing 272, the side pressing block 271 is rotatably sleeved on the adjusting block 241 through the bearing 272, and the side pressing block 271 abuts against the elastic member 243. Specifically, when the elastic member 243 rotates with the sleeve 231, the side pressure blocks 271 can also rotate by the frictional force between the elastic member 243 and the side pressure blocks, and thus the abrasion of the adjusting blocks 241 is reduced.

Further, the anti-wear assembly 27 further includes a first check ring 273 and a second check ring 274, a first limit groove 2411 is formed in the adjusting block 241, a second limit groove 2711 is formed in the side pressing block 271, the first check ring 273 is clamped in the first limit groove 2411, the second check ring 274 is clamped in the second limit groove 2711, and the first check ring 273 and the second check ring 274 are respectively located on two sides of the bearing 272.

Optionally, the winding mechanism 2 further includes a shaft sleeve 28, the shaft sleeve 28 is sleeved on the winding shaft 22 with a gap, the shaft sleeve 28 is located between the elastic member 243 and the winding assembly 23, and one end of the shaft sleeve 28 abuts against the elastic member 243 to reduce abrasion to the winding assembly 23.

In this embodiment, when there are a plurality of winding assemblies 23, on one side of the leftmost winding assembly 23, the sleeve 231 in the winding assembly 23 directly abuts against the sliding plate 26, the friction plate 25 is disposed between the sliding plate 26 and the shaft sleeve 28, the shaft sleeve 28 directly abuts against the friction plate 25, and the shaft sleeve 28 directly abuts against the elastic member 243; on the other side of the rightmost take-up assembly 23, the sleeve 231 of the take-up assembly 23 directly abuts the slip plate 26, the friction plate 25 is disposed between the slip plate 26 and the baffle plate 242, and the baffle plate 242 directly abuts the friction plate 25.

The winding mechanism 2 further comprises a locking assembly 29 for locking the position of the adjusting assembly 24 and preventing the adjusting assembly 24 from slipping under the action of winding force or other external force.

Preferably, the locking assembly 29 is used for locking and fixing the adjusting block 241 on the pull rod 21, so as to prevent the adjusting block 241 from moving relative to the pull rod 21 under the action of an external force and affecting the winding force of the winding assembly 23.

In this embodiment, the adjusting block 241 is a stepped shaft, and the diameter of the shaft section of the matching side pressing block 271 is smaller than that of the shaft section matched with the locking assembly 29.

Preferably, the locking assembly 29 includes an adjusting rod 291, a side wall of the adjusting block 241 is provided with an adjusting channel extending along a radial direction of the adjusting block, the adjusting rod 291 is inserted into the adjusting channel, and the adjusting rod 291 can be kept relatively fixed with the adjusting block 241 and can move along the adjusting channel to enable an end portion of the adjusting rod to abut against the pull rod 21. When the adjusting block 241 needs to be locked, the adjusting rod 291 moves along the adjusting channel and the end of the adjusting rod is pressed against the pull rod 21, and then the adjusting rod 291 is fixed with the adjusting block 241, so that the adjusting block 241 cannot move relative to the pull rod 21.

Preferably, the adjusting passage comprises a first hole section and a second hole section which are arranged in a stepped manner, the second hole section is a non-circular hole, the locking assembly 29 further comprises a locking block 292 which is in clearance fit with the second hole section, the end of the adjusting rod 291 is in threaded connection with the locking block 292, and the locking block 292 can be close to or far away from the pull rod 21 by rotating the adjusting rod 291. Because the adjusting rod 291 is in threaded connection with the locking block 292, and the locking block 292 cannot rotate in the second hole segment, when the adjusting rod 291 is rotated, the locking block 292 can lift in the second hole segment, so that the locking block 292 is pressed against the pull rod 21, or the locking block 292 is far away from the pull rod 21, so that the adjusting block 241 can be rotated to adjust the winding force of the winding assembly 23.

Furthermore, the locking assembly 29 further includes a first stopper 293 and a second stopper 294, the first stopper 293 is detachably fixed on the adjusting block 241, and a through hole parallel to and communicated with the adjusting channel is formed on the first stopper 293; the second stopper 294 is accommodated in the first hole section, and one end surface of the second stopper 294 abuts against a stepped surface between the first hole section and the second hole section, and the other end surface abuts against the first stopper 293; the second limiting block 294 is provided with a threaded hole communicated with the through hole, and the adjusting rod 291 penetrates through the through hole to be in threaded connection with the threaded hole.

Preferably, the first limiting block 293 is in threaded connection with the first hole section, so that the first limiting block 293 can be detachably and fixedly connected with the adjusting block 241.

Further, the first stopper 293 includes a limiting portion 2931 and a connecting portion 2932, the connecting portion 2932 is in threaded connection with the first hole section, and the limiting portion 2931 abuts against the outer wall of the adjusting block 241.

In this embodiment, the locking block 292 is a long kidney shape, and the first hole segment is a long kidney shaped hole. The adjusting rod 291 is a screw, and the second limiting block 294 is a hexagon nut.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in some detail by the above embodiments, the invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the invention, and the scope of the invention is determined by the scope of the appended claims.

Claims

1. A winding mechanism, characterized by comprising:

a pull rod (21);

the winding shaft (22) is rotatably sleeved on the pull rod (21), and the winding shaft (22) is configured to be in transmission connection with a driving mechanism;

the winding assembly (23) is sleeved on the winding shaft (22) in a clearance mode, and the winding assembly (23) is used for winding a strip; the number of the winding assemblies (23) is multiple;

the adjusting component (24) is used for adjusting the axial clamping force applied to the winding component (23);

a locking assembly (29) for locking the position of the adjustment assembly (24);

the adjusting assembly (24) comprises an adjusting block (241) and a baffle (242), the adjusting block (241) is in threaded connection with the pull rod (21) and can be abutted against one end of the winding assembly (23), the baffle (242) is fixed on the winding shaft (22) and can be abutted against the other end of the winding assembly (23), and the axial clamping force borne by the winding assembly (23) can be adjusted by rotating the adjusting block (241); the locking assembly (29) is used for locking and fixing the adjusting block (241) on the pull rod (21);

the locking assembly (29) comprises an adjusting rod (291), an adjusting channel extending along the radial direction of the adjusting block (241) is formed in the side wall of the adjusting block (241), the adjusting rod (291) is inserted into the adjusting channel, and the adjusting rod (291) can be kept relatively fixed with the adjusting block (241) and can move along the adjusting channel to enable the end part of the adjusting rod to be abutted to the pull rod (21);

the adjusting channel comprises a first hole section and a second hole section which are arranged in a stepped manner, the second hole section is a non-circular hole, the locking assembly (29) further comprises a locking block (292) in clearance fit with the second hole section, the end part of the adjusting rod (291) is in threaded connection with the locking block (292), and the locking block (292) can be close to or far away from the pull rod (21) by rotating the adjusting rod (291);

the locking assembly (29) further comprises:

the first limiting block (293) is detachably fixed on the adjusting block (241), and is provided with a through hole which is communicated with the adjusting channel and is parallel to the adjusting channel;

the second limiting block (294) is accommodated in the first hole section, one end face of the second limiting block (294) is abutted with a stepped face between the first hole section and the second hole section, and the other end face of the second limiting block (294) is abutted with the first limiting block (293); the second limiting block (294) is provided with a threaded hole communicated with the through hole, and the adjusting rod (291) penetrates through the through hole to be in threaded connection with the threaded hole.

2. The winding mechanism according to claim 1, wherein the first stopper (293) is threadedly coupled to the first bore section.

3. The winding mechanism according to claim 2, wherein the first stopper (293) comprises a stopper portion (2931) and a connecting portion (2932), the connecting portion (2932) is in threaded connection with the first hole section, and the stopper portion (2931) abuts against an outer wall of the adjusting block (241).

4. Winding mechanism according to any of claims 1 to 3, wherein the adjustment assembly (24) further comprises an elastic member (243), the elastic member (243) is sleeved on the winding shaft (22), one end of the elastic member (243) abuts against the adjustment block (241), and the other end of the elastic member abuts against the winding assembly (23).

5. The winding mechanism according to claim 4, characterized in that the winding mechanism (2) further comprises a wear prevention assembly (27), the wear prevention assembly (27) is arranged between the elastic member (243) and the adjusting block (241) for reducing the wear of the adjusting block (241).

6. Windup, characterized in that it comprises a frame (1), a drive mechanism and a windup (2) according to any one of claims 1 to 5, the tie rod (21) being fixed to the frame (1), the drive mechanism being intended to drive the windup shaft (22) in rotation.