CN112093526B

CN112093526B - Cloth rolling machine

Info

Publication number: CN112093526B
Application number: CN202011060206.5A
Authority: CN
Inventors: 郑正珊; 郑志豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2022-04-29
Anticipated expiration: 2040-09-30
Also published as: CN112093526A

Abstract

The application relates to the field of cloth production, and discloses a cloth rolling machine which comprises a machine body, a cloth rolling roller and a cloth pressing roller matched with the cloth rolling roller, wherein supporting seats are fixed at two ends of the machine body, the supporting seats are rotatably connected with guide rollers which are driven by a motor to rotate and are horizontally arranged oppositely, the cloth rolling roller is supported by the guide rollers, lifting seats are connected on the supporting seats in a lifting way, the cloth pressing roller is arranged on the lifting seats, and a pressure spring is fixedly connected between the lifting seats and the positions corresponding to the cloth pressing roller; the lift seat is adjusted through adjusting the structure and is gone up and down, adjusts the structure including rotating the wheel, rotates the wheel and connects in the lateral wall of supporting seat and rotate the lift seat lift, and rotates the outside that the wheel wore to locate lift seat and supporting seat. The application has the following advantages and effects: the rotating wheel drives the lifting seat to lift relative to the supporting seat so as to adjust the relative distance between the cloth pressing roller and the cloth roller, the height of the cloth pressing roller relative to the cloth roller can be adjusted by thickening the cloth on the cloth roller, and the cloth is prevented from being abraded due to overlarge acting force generated by relative extrusion of the cloth pressing roller and the cloth roller.

Description

Cloth rolling machine

Technical Field

The application relates to the technical field of cloth production, in particular to a cloth rolling machine.

Background

The cloth rolling is the last process of cloth production, and when the cloth is rolled up with the cloth roller in the existing cloth rolling machine, the cloth pressing roller is usually arranged above the cloth roller, and the work position of the cloth pressing roller on the cloth rolling machine is fixed, and usually directly acts on the cloth pressing roller through the elasticity of the spring, thereby keeping the pressure of the cloth pressing roller on the cloth roller, and keeping the flatness of the cloth rolling.

However, in the actual cloth winding process, the thickness of the wound cloth is gradually increased, so that the spring is gradually compressed, and after the spring is compressed to a certain degree, the elastic force applied to the cloth pressing roller by the spring is very large, so that the pressure of the cloth pressing roller on the cloth is increased, the friction force between the cloth and the cloth pressing roller is increased, and the abrasion of the cloth is possibly caused, and therefore, the improvement is still needed.

Disclosure of Invention

In order to increase the thickness of the cloth rolled on the cloth roller, so that the friction between the cloth and the cloth pressing roller is increased, and the cloth is abraded, the cloth rolling machine is provided.

The application provides a cloth rewinder adopts following technical scheme:

a cloth rolling machine comprises a machine body, a cloth rolling roller arranged on the machine body and a cloth pressing roller which is positioned above the cloth rolling roller and matched with the cloth rolling roller, wherein two ends of the machine body are fixedly provided with a supporting seat, the supporting seat is rotatably connected with a guide roller which is driven by a motor to rotate and is horizontally arranged oppositely, the cloth rolling roller is supported by the guide roller, the supporting seat is connected with a lifting seat in a lifting way, the cloth pressing roller is arranged on the lifting seat, and a pressure spring is fixedly connected between the lifting seat and the corresponding position of the cloth pressing roller; the lift seat is adjusted through adjusting the structure and is gone up and down, adjust the structure including rotating the wheel, rotate the wheel and connect in the lateral wall of supporting seat and rotate the lift seat lift of drive, and rotate the outside that the wheel wore to locate lift seat and supporting seat.

Through adopting above-mentioned technical scheme, the supporting seat supports the lift seat, rotates the lift of taking turns the relative supporting seat of drive lift seat, drives the relative cloth roller lift of cloth pressing roller to be convenient for adjust the relative distance of cloth pressing roller and cloth roller, the height of the relative cloth roller of cloth pressing roller is adjustable to the cloth bodiness on the cloth roller, avoids leading to the wearing and tearing cloth because of the too big effort of cloth pressing roller and the relative extrusion of cloth roller.

Further: the adjusting structure also comprises a driving gear and tooth-shaped blocks, wherein a groove is formed in the side wall of the lifting seat in the supporting seat, a plurality of tooth-shaped blocks are fixed on one side wall of the groove, a rotating shaft which penetrates through and is rotatably connected into the side wall of the supporting seat is fixed on the rotating wheel, and an annular block which rotates in the side wall of the supporting seat is fixed on the side wall of the rotating shaft in the supporting seat; the driving gear is fixed at the end part of the rotating shaft and is positioned in the groove, and the driving gear is meshed with the tooth-shaped block; the lifting seat is fixed by a fixing structure.

By adopting the technical scheme, the tooth-shaped block and the driving gear are arranged to be accommodated in the groove, so that the structure is more reasonable; when the rotating wheel rotates, the stable installation of the rotating shaft in the supporting seat is kept and the rotating shaft can rotate through the arrangement of the annular block, the rotating shaft drives the driving gear to rotate, and the driving gear is correspondingly meshed with the tooth-shaped block to drive the lifting seat to lift; the fixing structure positions the lifting seat at a required position.

Further: the fixed knot constructs including fixed tooth piece and loose gear, the circular recess has been seted up on the lateral wall of supporting seat, and is a plurality of fixed tooth piece circumference interval is fixed in on the inside wall of circular recess, loose gear passes through sliding structure sliding connection and lies in the lateral wall outside the supporting seat in the axis of rotation, and can with fixed tooth piece meshing location.

By adopting the technical scheme, the movable gear is arranged on the rotating shaft in a sliding manner, so that the movable gear can be staggered with the fixed tooth block in the circular groove, the rapid lifting of the lifting seat is prevented from being hindered, when the lifting seat is lifted to a required position, the movable gear is pushed to be positioned on the same plane with the fixed tooth block, and meanwhile, the movable gear is meshed with the fixed tooth block for positioning, so that the purpose of fixing the rotating shaft to realize the positioning of the lifting seat is achieved; in addition, the movable gear is arranged to rotate synchronously with the driving gear, and the number of teeth of the driving gear and the movable gear during rotation is the same, so that the movable gear is more accurately matched and positioned with the fixed tooth block.

Further: the sliding structure comprises a sliding groove and a sliding strip, the sliding groove is formed in the side wall of the rotating shaft, the sliding strip is fixed on the inner side wall of the movable gear and can slide in the sliding groove, an arc-shaped convex point is fixed at the bottom of the sliding strip, and clamping grooves for positioning the convex point are formed in two ends of the sliding groove respectively; a fixed block is fixed at the eccentric position of the side wall of the movable gear, and a through hole is formed between the fixed block and the side wall of the movable gear.

By adopting the technical scheme, the slide bar slides in the sliding groove, the connection and synchronous rotation of the movable gear and the rotating shaft are kept, the sliding groove is arranged to provide a space for dislocation of the movable gear and the fixed tooth block, and the positioning of the movable gear at the two ends of the sliding groove is realized by the matching of the convex points and different clamping grooves at the two ends of the sliding groove, so that when the movable gear and the fixed tooth block are dislocated, the lifting of the lifting seat is not hindered, and when the movable gear and the fixed tooth block are correspondingly meshed, the lifting seat plays a role in positioning the position of the lifting seat after lifting; the arrangement of the arc-shaped salient points also enables the sliding of the sliding strip to be easier to realize; the fixing block is provided with a through hole, so that a tool convenient to use can penetrate through the through hole to pull out the movable gear from the circular groove, and the staggered operation of the fixed tooth blocks of the movable gear is more convenient.

Further: the cloth pressing roller is connected with the cloth roller through a connecting mechanism, the connecting mechanism comprises an extension shaft and an insertion shaft, the extension shaft is fixed at the axes of two ends of the cloth roller, connecting shafts are fixed at the axes of two ends of the cloth pressing roller, and the pressure spring is abutted against the connecting shafts; the upper portion of extending the axle is fixed with the back shaft, the grafting axle sliding connection is on the back shaft, and the one end of grafting axle is pegged graft in the connecting axle, and the other end of grafting axle is pegged graft on the lift seat.

By adopting the technical scheme, the linkage between the cloth roller and the cloth pressing roller is realized through the connection of the extension shaft, the support shaft and the insertion shaft, so that the cloth roller and the cloth pressing roller can be synchronously lifted, and compared with the fixation of the current cloth pressing roller station, the time for the pressure spring to be compressed to the limit position is prolonged to a certain extent, so that the time for cloth damage can be delayed relative to the current equipment; the splicing shaft is spliced in the lifting seat, if the splicing shaft falls off due to the separation of the pressure spring and the splicing shaft, the cloth pressing roller can be prevented from directly hitting the cloth roller by the support of the lifting hole, and the safety of equipment is improved.

Further: the supporting shaft comprises a fixed shaft and a movable shaft, the fixed shaft is fixed on the extending shaft, a vertical rod inserted in the fixed shaft is fixed at the bottom of the movable shaft, and a supporting spring is fixedly connected between the vertical rod and the fixed shaft; the inserting shaft is connected to the upper part of the movable shaft in a sliding mode.

By adopting the technical scheme, the arrangement of the fixed shaft and the movable shaft realizes linkage between the cloth pressing roller and the cloth roller and enables the cloth pressing roller to adjust the relative distance between the cloth pressing roller and the cloth roller; the supporting spring connected with the vertical rod can assist the cloth pressing roller to extrude the cloth when the cloth is rolled, and the rolled cloth is smoother.

Further: the lateral wall upper portion of loose axle link up and has seted up the mounting groove, and the grafting axle is placed in the mounting groove, and threaded connection has the screw rod of wearing to locate in the mounting groove on the lateral wall of loose axle, and the screw rod butt is fixed in the lateral wall of grafting axle.

Through adopting above-mentioned technical scheme, the grafting axle can follow the horizontal direction and slide in the mounting groove that link up, avoids the grafting axle to obstruct the installation of cloth roller and compress roller, is fixed in the lateral wall of grafting axle through the screw rod butt, realizes the location after the grafting axle slide adjustment.

Further: the side wall of the lifting seat is provided with a lifting hole for lifting the plug-in shaft, and the pressure spring and the supporting spring support the plug-in shaft to be positioned in the lifting hole and not to be connected with the top and the bottom of the lifting hole; when the inserting shaft is abutted against the top of the lifting hole, the pressure spring does not reach the compression limit.

By adopting the technical scheme, the lifting holes are arranged, so that on one hand, the insertion shaft can have a rising space along with the thickening of the cloth on the cloth roller, and the insertion shaft can have a descending space which is descended and abutted against the cloth on the cloth roller under the pressure action of the pressure spring; simultaneously, when the grafting axle along with the bodiness of cloth on the cloth roller and butt in lift hole top, the rise of compress roller is spacing this moment, and the pressure spring does not reach the limit of compression to also can avoid wearing and tearing the cloth.

Further: and a reinforcing plate which is obliquely arranged is fixed between the fixed shaft and the extension shaft.

Through adopting above-mentioned technical scheme, improve the structural stability who extends axle and fixed axle through the reinforcing plate, make the synchronous elevation structure of cloth roller and compress roller more stable.

To sum up, the application comprises the following beneficial technical effects:

1. on one hand, the cloth roller and the cloth pressing roller can ascend synchronously, and compared with the fixation of the current cloth pressing roller, the time that the pressure spring is compressed to the limit position is prolonged to a certain extent, so that the time that the cloth is damaged is delayed; on the other hand, the lifting of the cloth roller relative to the cloth pressing roller can be adjusted, and the problem of cloth abrasion caused by the fact that the pressure spring reaches the extrusion limit is further avoided;

2. the rotating wheel rotates to enable the rotating shaft to drive the driving gear to rotate, the driving gear is correspondingly meshed with the tooth-shaped block to drive the lifting seat to lift, the movable gear synchronously rotating with the driving gear is arranged, the number of teeth of the driving gear and the movable gear during rotation is the same, and the movable gear is more accurately matched and positioned with the fixed tooth block;

3. the movable gear is slidable in the axis of rotation, sets up the spout and provides the space of stepping down for the dislocation of movable gear and fixed tooth piece, realizes the location of movable gear at the spout both ends by the cooperation of the different draw-in grooves in bump and spout both ends to when movable gear and fixed tooth piece dislocation, do not hinder the lift of lift seat, correspond the meshing when movable gear and fixed tooth piece, play the positioning action to the position after the lift seat goes up and down.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic view of a partial cross-sectional structure of a cloth pressing roller and a cloth roller and a lifting seat and a supporting seat in a matching connection according to an embodiment of the application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic view of a local explosion structure of the embodiment of the present application in which the plug shaft is mounted on the movable shaft;

FIG. 5 is a schematic view of the engagement of the drive gear and tooth block of the presently disclosed embodiment;

fig. 6 is a schematic diagram of a highlighted partial explosion structure of the movable gear and the rotating shaft matched and connected according to the embodiment of the application.

Description of reference numerals: 1. a body; 11. a supporting seat; 111. a guide roller; 112. a circular groove; 2. a cloth roller; 3. a cloth pressing roller; 31. a connecting shaft; 4. a lifting seat; 41. a groove; 42. a lifting hole; 5. a pressure spring; 6. a connecting mechanism; 61. an extension shaft; 62. a plug shaft; 63. a fixed shaft; 64. a movable shaft; 641. a vertical rod; 6411. a support spring; 642. mounting grooves; 65. a reinforcing plate; 8. a screw; 9. an adjustment structure; 91. a rotating wheel; 92. a drive gear; 93. a toothed block; 94. a rotating shaft; 941. a ring block; 10. a fixed structure; 101. fixing the tooth block; 102. a movable gear; 1021. a fixed block; 1022. a through hole; 12. a sliding structure; 121. a chute; 1211. a card slot; 122. a slide bar; 1221. and (4) bumps.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses cloth rewinder. Referring to fig. 1, a cloth rolling machine, including organism 1, set up cloth roller 2 on organism 1 and be located cloth roller 2 top and with cloth roller 2 complex compress roller 3, organism 1's both ends are fixed with supporting seat 11, rotate on the supporting seat 11 and be connected with by motor drive rotate and the relative guide roll 111 that sets up of level, guide roll 111 supports cloth roller 2, the rotation through guide roll 111 drives cloth roller 2 and rotates in order to reach the purpose of rolling cloth.

Referring to fig. 1 and 2, the upper portion of the supporting seat 11 is connected with a lifting seat 4 in a lifting manner, the cloth pressing roller 3 is installed on the lifting seat 4, the upper portion of the lifting seat 4 is bent towards a direction close to the cloth pressing roller 3, the axes of two ends of the cloth pressing roller 3 are fixed with a connecting shaft 31, a pressure spring 5 is fixedly connected between the bent end of the lifting seat 4 and the connecting shaft 31, the cloth pressing roller 3 has an acting force of downward extrusion through the pressure spring 5, and smooth winding of cloth on the cloth roller 2 is achieved in an auxiliary manner.

Referring to fig. 2 and 3, the cloth pressing roller 3 and the cloth roller 2 are connected through a connecting mechanism 6, the connecting mechanism 6 comprises an extending shaft 61 and an inserting shaft 62, the extending shaft 61 is fixed at the axle center of two ends of the cloth roller 2, a supporting shaft extending vertically and upwardly is fixed on the extending shaft 61, the inserting shaft 62 extends horizontally and is connected to the upper part of the supporting shaft in a sliding manner, one end of the inserting shaft 62 is inserted into the connecting shaft 31, and the other end of the inserting shaft 62 is inserted into the lifting seat 4; the side wall of the lifting seat 4 is provided with a lifting hole 42, and the inserting shaft 62 is arranged in the lifting hole 42 in a penetrating way.

Referring to fig. 2 and 3, the supporting shaft includes a fixed shaft 63 and a movable shaft 64, the fixed shaft 63 is fixed on the extension shaft 61 and extends vertically and upwardly, and an obliquely arranged reinforcing plate 65 is fixed between the fixed shaft 63 and the extension shaft 61; the bottom of the movable shaft 64 is fixed with a vertical rod 641 inserted in the fixed shaft 63, and a supporting spring 6411 is fixedly connected between the vertical rod 641 and the fixed shaft 63, when the lifting seat 4 does not ascend relative to the supporting seat 11, the pressure spring 5 and the supporting spring 6411 support the inserting shaft 62 to be located in the lifting hole 42 and not connected with the top and the bottom of the lifting hole 42, and when the inserting shaft 62 abuts against the top of the lifting hole 42, the pressure spring 5 does not reach the compression limit, so that the ascending limit of the inserting shaft 62 is realized, and the cloth abrasion of the cloth pressing roller 3 is avoided.

Referring to fig. 2 and 4, the insertion shaft 62 is slidably connected to the upper portion of the movable shaft 64, the upper portion of the side wall of the movable shaft 64 is upwardly penetrated and provided with an installation groove 642, the insertion shaft 62 is placed in the installation groove 642, the side wall of the movable shaft 64 is in threaded connection with a screw rod 8 penetrating through the installation groove 642, and the screw rod 8 is abutted and fixed to the side wall of the insertion shaft 62; the insertion shaft 62 can slide in the horizontal direction in the through mounting groove 642, so that the insertion shaft 62 is prevented from obstructing the mounting of the cloth roller 2 and the cloth pressing roller 3.

Referring to fig. 2 and 5, the lifting seat 4 is lifted and lowered by the adjusting structure 9, the adjusting structure 9 includes a rotating wheel 91, a driving gear 92 and a toothed block 93, and the rotating wheel 91 is arranged outside the lifting seat 4 and the supporting seat 11 in a penetrating manner; a rotating shaft 94 which penetrates through and is rotatably connected into the side wall of the supporting seat 11 is fixed on the rotating wheel 91, a ring block 941 is fixed on the side wall of the rotating shaft 94 positioned in the supporting seat 11, and the ring block 941 rotates in the side wall of the supporting seat 11; a groove 41 is formed in the side wall of the lifting seat 4 located in the supporting seat 11, a plurality of toothed blocks 93 are fixed on one side wall of the groove 41 at intervals, a driving gear 92 is fixed at the end of a rotating shaft 94 and located in the groove 41, the driving gear 92 is meshed with the toothed blocks 93, the rotating shaft 94 drives the driving gear 92 to rotate, and the driving gear 92 is correspondingly meshed with the toothed blocks 93 to drive the lifting seat 4 to lift; it should be noted that the supporting spring 6411 always plays a role of supporting the inserting shaft 62, and when the lifting seat 4 is lifted until the cloth is completely rolled by the cloth roller 2, the pull-down acting force of the supporting spring 6411 on the cloth pressing roller 3 does not cause abrasion to the cloth.

Referring to fig. 5 and 6, the lifting seat 4 is fixed by a fixing structure 10; fixed knot constructs 10 including fixed tooth piece 101 and loose gear 102, circular recess 112 has been seted up on the lateral wall of supporting seat 11, a plurality of fixed tooth pieces 101 circumference interval are fixed in on the inside wall of circular recess 112, loose gear 102 sliding connection is located the lateral wall outside supporting seat 11 in axis of rotation 94, make loose gear 102 both can mesh with fixed tooth piece 101 and reach the purpose of fixed running wheel 91 and lift seat 4, can stagger with fixed tooth piece 101 again, avoid hindering to rotate the wheel 91 and rotate the rise height of adjusting lift seat 4.

Referring to fig. 5 and 6, the loose gear 102 is connected to the rotating shaft 94 through the sliding structure 12; the sliding structure 12 includes a sliding slot 121 and a sliding bar 122, the sliding slot 121 is opened on the upper portion of the side wall of the rotating shaft 94, the sliding bar 122 is fixed on the inner side wall of the movable gear 102 and can slide in the sliding slot 121, an arc-shaped salient 1221 is fixed at the bottom of the sliding bar 122, two ends of the sliding slot 121 are respectively provided with a clamping slot 1211 for positioning the salient 1221, and when the sliding bar 122 slides to two ends of the sliding slot 121, the sliding bar is positioned at a corresponding position through clamping of the salient 1221 and the clamping slot 1211; the provision of arcuate nubs 1221 also facilitates sliding movement of slide 122.

Referring to fig. 5 and 6, a fixed block 1021 is fixed on a side wall of the movable gear 102, a through hole 1022 is formed between the fixed block 1021 and the side wall of the movable gear 102, and when the movable gear 102 is positioned in the circular groove 112, a tool can be conveniently used to pull out the movable gear from the circular groove 112 through the through hole 1022, so that the operation of staggering the fixed blocks 101 of the movable gear 102 is more convenient.

The implementation principle of the embodiment of the application is as follows:

when the lifting seat 4 and the supporting seat 11 are in an original state, the cloth pressing roller 3 is supported by the elastic force of the pressure spring 5 and the supporting spring 6411 to be positioned above the cloth roller 2, and the cloth on the cloth roller 2 can be extruded to a certain degree to assist in improving the flatness of the rolled cloth.

Along with the thickening of the cloth winding, the extension shaft 61 rises, and at the moment, the insertion shaft 62 and the extension shaft 61 rise synchronously under the connection of the movable shaft 64 and the fixed shaft 63, so that compared with the working condition that the extension shaft 61 rises when the insertion shaft 62 is fixed, the time that the pressure spring 5 is compressed to the limit position can be delayed, and the time that the cloth is damaged can be delayed relative to the conventional equipment.

When the cloth is rolled and thickened until the inserting shaft 62 abuts against the upper part of the lifting hole 42, the pressure spring 5 does not reach the compression limit, the downward pulling force of the pressure spring 5 and the support spring 6411 on the cloth pressing roller 3 does not cause the cloth pressing roller 3 to wear, then the movable gear 102 is moved towards the direction close to the rotating wheel 91 and positioned, the movable gear 102 and the fixed tooth block 101 are staggered, the rotating wheel 91 is held by hands and rotated, the lifting seat 4 is lifted to drive the cloth pressing roller 3 to lift, and therefore the cloth can be continuously rolled by the cloth rolling roller 2 without causing wear to the cloth; then, the movable gear 102 is pushed and positioned in a direction away from the rotating wheel 91 so that the movable gear 102 and the fixed block 101 are accurately engaged to fix the position of the elevating base 4.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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 cloth rewinder, includes organism (1), set up cloth roller (2) on organism (1) and be located cloth roller (2) top and with cloth roller (2) complex compress roller (3), the both ends of organism (1) are fixed with supporting seat (11), rotate on supporting seat (11) and be connected with guide roll (111) that rotate and the level sets up relatively by motor drive, guide roll (111) support cloth roller (2), its characterized in that: the cloth pressing roller (3) is arranged on the lifting seat (4), and a pressure spring (5) is fixedly connected between the lifting seat (4) and the corresponding position of the cloth pressing roller (3); the lifting seat (4) is adjusted to lift through an adjusting structure (9), the adjusting structure (9) comprises a rotating wheel (91), the rotating wheel (91) is connected with the side wall of the supporting seat (11) and rotates to drive the lifting seat (4) to lift, and the rotating wheel (91) is arranged outside the lifting seat (4) and the supporting seat (11) in a penetrating way, the adjusting structure (9) also comprises a driving gear (92) and a tooth-shaped block (93), a groove (41) is arranged on the side wall of the lifting seat (4) positioned in the supporting seat (11), a plurality of tooth-shaped blocks (93) are fixed on one side wall of the groove (41), a rotating shaft (94) which is arranged in a penetrating way and is connected into the side wall of the supporting seat (11) in a rotating way is fixed on the rotating wheel (91), and an annular block (941) which rotates in the side wall of the supporting seat (11) is fixed on the side wall of the rotating shaft (94) in the supporting seat (11); the driving gear (92) is fixed at the end part of the rotating shaft (94) and is positioned in the groove (41), and the driving gear (92) is meshed with the tooth-shaped block (93); the lifting seat (4) is fixed by a fixed structure (10), the fixed structure (10) comprises a fixed tooth block (101) and a movable gear (102), a circular groove (112) is formed in the outer side wall of the supporting seat (11), the fixed tooth blocks (101) are fixed on the inner side wall of the circular groove (112) at intervals in the circumferential direction, the movable gear (102) is connected to the outer side wall of the supporting seat (11) through a sliding structure (12) in a sliding mode, and can be meshed with the fixed tooth blocks (101) for positioning, the sliding structure (12) comprises a sliding chute (121) and a sliding strip (122), the sliding chute (121) is formed in the side wall of the rotating shaft (94), the sliding strip (122) is fixed on the inner side wall of the movable gear (102) and can slide in the sliding chute (121), and an arc-shaped salient point (1221) is fixed at the bottom of the sliding strip (122), two ends of the sliding groove (121) are respectively provided with a clamping groove (1211) for positioning the salient point (1221); a fixed block (1021) is fixed at the eccentric position of the side wall of the movable gear (102), and a through hole (1022) is formed between the fixed block (1021) and the side wall of the movable gear (102).

2. A cloth rewinder as claimed in claim 1, wherein: the cloth pressing roller (3) is connected with the cloth roller (2) through a connecting mechanism (6), the connecting mechanism (6) comprises an extending shaft (61) and an inserting shaft (62), the extending shaft (61) is fixed at the axle centers of the two ends of the cloth roller (2), a connecting shaft (31) is fixed at the axle centers of the two ends of the cloth pressing roller (3), and the pressure spring (5) abuts against the connecting shaft (31); the upper portion of extension axle (61) is fixed with the back shaft, plug shaft (62) sliding connection is on the back shaft, and the one end of plug shaft (62) is pegged graft in connecting axle (31), and the other end of plug shaft (62) is pegged graft on lift seat (4).

3. A cloth rewinder as claimed in claim 2, wherein: the supporting shaft comprises a fixed shaft (63) and a movable shaft (64), the fixed shaft (63) is fixed on the extending shaft (61), a vertical rod (641) inserted in the fixed shaft (63) is fixed at the bottom of the movable shaft (64), and a supporting spring (6411) is fixedly connected between the vertical rod (641) and the fixed shaft (63); the plug-in shaft (62) is connected to the upper part of the movable shaft (64) in a sliding way.

4. A cloth rewinder as claimed in claim 3, wherein: the upper portion of the side wall of the movable shaft (64) is provided with a mounting groove (642) in a penetrating mode, the inserting shaft (62) is placed in the mounting groove (642), the side wall of the movable shaft (64) is connected with a screw rod (8) penetrating through the mounting groove (642) in a threaded mode, and the screw rod (8) is abutted and fixed to the side wall of the inserting shaft (62).

5. A cloth rewinder as claimed in claim 3, wherein: a lifting hole (42) for lifting the plug-in shaft (62) is formed in the side wall of the lifting seat (4), and the plug-in shaft (62) is supported by the pressure spring (5) and the support spring (6411) and is positioned in the lifting hole (42) and is not connected with the top and the bottom of the lifting hole (42); when the plug-in shaft (62) abuts against the top of the lifting hole (42), the compression spring (5) does not reach the compression limit.

6. A cloth rewinder as claimed in claim 3, wherein: and a reinforcing plate (65) which is obliquely arranged is fixed between the fixed shaft (63) and the extension shaft (61).