Cloth winding roller adjusting device

Abstract

The utility model relates to a cloth winding roller adjusting device, the cloth winding roller adjusting device comprises a main body and a placing block, the cloth winding roller adjusting device further comprises a lifting mechanism, the lifting mechanism comprises a lifting block and a lifting assembly, the lifting block is arranged on the main body in a sliding mode, and the placing block is connected with the lifting block; the lifting block assembly is arranged on the main body and connected with the lifting block. The unwinding device has the effect of ensuring the overall unwinding effect.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cloth processing, and in particular to a cloth roll adjusting device. BACKGROUND

[0002] In the field of cloth processing, cloth is usually wound by a winding roll and unwound by an unwinding roll.

[0003] At present, a conductive cloth unwinding device is disclosed in Chinese Patent No. CN216917899U, which comprises a base provided with support frames, the support frames are provided with notches, a compression roller and a guide roller are arranged in the middle of the notches of the two support frames, and the compression roller is located above the guide roller; the two ends of an unwinding inflation shaft are connected with the base through unwinding inflation shaft support seats, and the unwinding inflation shaft and the unwinding inflation shaft support seat are in separable connection.

[0004] Because the two ends of the unwinding inflation shaft are connected with the base through the unwinding inflation shaft support seats, when a large amount of cloth is wound on the unwinding inflation shaft, the cloth on the unwinding inflation shaft will be in contact with the base, resulting in a certain distance between the unwinding inflation shaft support seat and the base, so that the unwinding inflation shaft support seat cannot be connected with the base, thereby affecting the unwinding and finally affecting the overall unwinding effect. CONTENT OF THE UTILITY MODEL

[0005] In order to ensure the overall unwinding effect, the application provides a cloth roll adjusting device.

[0006] The application provides a cloth roll adjusting device, which adopts the following technical scheme:

[0007] A cloth roll adjusting device comprises a main body and a placing block, further comprises a lifting mechanism, the lifting mechanism comprises a lifting block and a lifting assembly, the lifting block is slidingly arranged on the main body, and the placing block is connected with the lifting block; the lifting block assembly is arranged on the main body and connected with the lifting block.

[0008] By adopting the above technical scheme, the unwinding inflation shaft is placed on the placing block, and then the lifting assembly is started, the lifting assembly drives the lifting block to move on the main body, the lifting block drives the placing block to move, and the placing block drives the unwinding inflation shaft to move, so as to change the placement of the unwinding inflation shaft relative to the main body, thereby improving the applicability and ensuring the overall unwinding effect; and the lifting mechanism can drive the unwinding inflation shaft to move in real time, thereby reducing the slack phenomenon of the cloth during unwinding.

[0009] Optionally, the lifting assembly comprises a lifting cylinder and a connecting block, the lifting cylinder is arranged on the main body, the connecting block is arranged on the piston rod of the lifting cylinder, and the connecting block is connected with the lifting block.

[0010] By adopting the technical scheme, the lifting cylinder is started, the piston rod of the lifting cylinder drives the connecting block to move, and the connecting block drives the lifting block to move; the lifting assembly structure is convenient to operate, time is saved, and efficiency is improved.

[0011] Optionally, the placing block comprises a first fixed block, a second fixed block and a third fixed block, the first fixed block is connected with the lifting block, the second fixed block is arranged on the lifting block and abuts against the first fixed block; the third fixed block is arranged on the first fixed block, and a limited space is formed between the second fixed block and the third fixed block.

[0012] By adopting the technical scheme, the unwinding air expansion shaft is placed in the limited space, the phenomenon of shaking of the unwinding air expansion shaft is reduced, and the stability of the unwinding air expansion shaft on the placing block is improved; the lifting block drives the placing block to move, and the placing block better drives the unwinding air expansion shaft to move.

[0013] Optionally, the third fixed block is provided with a first fixing assembly connected with the first fixed block, the first fixing assembly comprises a first fixing bolt and a first fixing nut, the first fixed block is provided with a first through hole, the third fixed block is provided with a second through hole, one end of the first fixing bolt passes through the first through hole and the second through hole, and the first fixing nut is threadedly connected with the first fixing bolt passing through the second through hole.

[0014] By adopting the technical scheme, the unwinding air expansion shaft is placed on the first fixed block first, then the third fixed block abuts against the first fixed block, the axis of the first through hole and the axis of the second through hole coincide, finally the end of the first fixing bolt away from the nut thereof passes through the first through hole and the second through hole, then the first fixing nut is threadedly connected with the first fixing bolt, and the first fixed block and the third fixed block are located between the nut of the first fixing bolt and the first fixing nut, so that the third fixed block is connected to the first fixed block.

[0015] Optionally, the lifting block is provided with a fourth fixed block, and the fourth fixed block is located above the first fixed block, the second fixed block and the third fixed block.

[0016] By adopting the technical scheme, the fourth fixed block can limit the unwinding air expansion shaft in the limited space, reduce the phenomenon of jumping of the unwinding air expansion shaft in the limited space, and improve the stability of the unwinding air expansion shaft in the limited space.

[0017] Optionally, the fourth fixed block is provided with a second fixed assembly connected with the lifting block, the second fixed assembly comprises a second fixed bolt and a second fixed nut, the fourth fixed block is provided with a third through hole, the lifting block is provided with a fourth through hole, one end of the second fixed bolt passes through the fourth through hole and the third through hole, and the second fixed nut is threadedly connected with one end of the second fixed bolt passing through the third through hole.

[0018] By adopting the technical scheme, the second fixed block and the fourth fixed block abut against the lifting block, the axis of the third through hole coincides with the axis of the fourth through hole, one end of the second fixed bolt away from the nut thereof passes through the third through hole and the fourth through hole, and the second fixed nut is threadedly connected on the second fixed block, so that the lifting block and the fourth fixed block are located between the second fixed bolt and the second fixed nut, and the fourth fixed block is fixed on the lifting block.

[0019] Optionally, the fourth fixed block is provided with an anti-jumping mechanism, the anti-jumping mechanism comprises an anti-jumping block and an adjusting assembly, the anti-jumping block is slidingly arranged on the fourth fixed block, and the adjusting assembly is arranged on the fourth fixed block and connected with the anti-jumping block.

[0020] By adopting the technical scheme, when the unwinding air expansion shaft is located in the limited space, the adjusting assembly drives the anti-jumping block to move, so that the anti-jumping block abuts against the unwinding air expansion shaft, thereby reducing the phenomenon that the unwinding air expansion shaft jumps in the vertical direction on the placing block, and improving the stability of the unwinding air expansion shaft on the placing block.

[0021] Optionally, the adjusting assembly comprises an adjusting shaft, an adjusting gear and an adjusting rack, the adjusting shaft is rotatably arranged on the fourth fixed block, and the adjusting gear is connected with the adjusting shaft; the adjusting rack is arranged on the anti-jumping block and engaged with the adjusting gear.

[0022] By adopting the technical scheme, the adjusting shaft is rotated, the adjusting gear on the adjusting shaft drives the adjusting rack to move, and the adjusting rack drives the anti-jumping block to move.

[0023] Optionally, the first fixed block is provided with a moving assembly, the moving assembly comprises a sliding block, a moving block and a clamping block, the first fixed block is provided with a sliding groove, the sliding block is slidingly arranged in the sliding groove, the moving block is arranged on the sliding block, the moving block is provided with a clamping groove, the clamping block is arranged on the third fixed block and clamped with the clamping groove, the sliding block is provided with a fifth through hole, the moving block is provided with a sixth through hole, the sixth through hole is communicated with the fifth through hole and the clamping groove, the second through hole is arranged on the clamping block, and one end of the first fixed bolt passes through the first through hole, the fifth through hole, the sixth through hole and the second through hole.

[0024] By adopting the technical scheme, the clamping block on the second fixed block is first clamped with the clamping groove on the moving block, the connection of the second fixed block and the moving block is realized, the axis of the second through hole coincides with the axis of the sixth through hole, and the axis of the fifth through hole also coincides with the axis of the second through hole at this time; then the moving block is pushed, the moving block drives the sliding block to move towards the direction close to the lifting block, when the sliding block abuts against the side wall of the sliding groove close to one end of the lifting block, the first through hole is communicated with the fifth through hole; then the first fixed bolt is inserted through the first through hole, the fifth through hole, the sixth through hole and the second through hole from the end away from the nut of the first fixed bolt; then the first fixed nut is threadedly connected with the first fixed bolt, and the nut of the first fixed bolt abuts against the first fixed block, and the first fixed nut abuts against the moving block; the moving assembly is arranged to quickly form a limited space between the second fixed block and the third fixed block, the time for adjusting the second fixed block is reduced, and the efficiency is improved.

[0025] Optionally, the moving block is provided with a positioning mechanism, the positioning mechanism comprises a positioning block and a spring, the positioning block is slidingly arranged on the first fixed block, and a positioning groove for clamping the positioning block is formed in the moving block; one end of the spring is connected with the positioning block and the other end is connected with the first fixed block.

[0026] By adopting the technical scheme, when the sliding block and the moving block move towards the direction close to the lifting block, the operator first pulls the fixed block, and the spring will be deformed; then the sliding block and the moving block are moved, when the positioning groove on the moving block is aligned with the positioning block, the spring restores the elastic deformation, under the action of the spring force, the positioning block moves towards the direction close to the moving block and is clamped with the positioning groove, at this time, the axis of the fifth through hole coincides with the axis of the first through hole, and then the first fixed bolt and the first fixed nut are installed; the positioning mechanism is arranged to reduce the adjustment time of the sliding block and the moving block, thereby saving time and improving efficiency.

[0027] In summary, the present application has at least one of the following beneficial technical effects:

[0028] 1. The lifting mechanism drives the unwinding inflatable shaft to move, which can change the placement of the unwinding inflatable shaft relative to the main body, thereby improving the applicability and ensuring the overall unwinding effect; and the lifting mechanism can drive the unwinding inflatable shaft to move in real time, thereby reducing the slack phenomenon of the cloth during unwinding;

[0029] 2. The positioning mechanism can reduce the adjustment time of the sliding block and the moving block, thereby saving time and improving efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 It is a structural schematic view of the cloth roll adjusting device in the embodiments of the present application;

[0031] Figure 2It is a structure schematic view of the placing block in the embodiment of the application;

[0032] Figure 3 It is a structure schematic view of the moving assembly in the embodiment of the application;

[0033] Figure 4 It is a structure schematic view of the positioning mechanism in the embodiment of the application;

[0034] Figure 5 It is a structure schematic view of the anti-jumping mechanism in the embodiment of the application.

[0035] The figure mark: 1, main body; 2, placing block; 21, first fixed block; 211, sliding groove; 22, second fixed block; 23, third fixed block; 24, fourth fixed block; 241, recess; 25, first fixed assembly; 251, first fixed bolt; 252, first fixed nut; 26, second fixed assembly; 261, second fixed bolt; 262, second fixed nut; 3, lifting mechanism; 31, lifting block; 32, lifting assembly; 321, lifting cylinder; 322, connecting block; 33, guide rail; 4, anti-jumping mechanism; 41, anti-jumping block; 42, adjusting assembly; 421, adjusting shaft; 422, adjusting gear; 423, adjusting rack; 5, moving assembly; 51, sliding block; 52, moving block; 521, clamping groove; 53, clamping block; 6, positioning mechanism; 61, positioning block; 62, spring; 71, unwinding air inflation shaft; 72, limiting block. DETAILED DESCRIPTION

[0036] The following will be combined with the accompanying Figures 1-5 The application is further described in detail.

[0037] The embodiment of the application discloses a cloth roll adjusting device.

[0038] Reference Figure 1 A cloth roll adjusting device, comprising a main body 1, the main body 1 is provided with a placing block 2; the main body 1 is provided with a lifting mechanism 3 connected with the placing block 2.

[0039] Reference Figure 1 And Figure 2 The lifting mechanism 3 comprises a guide rail 33 fixedly connected on the main body 1, and the lifting block 31 is slidably connected on the guide rail 33; the main body 1 is provided with a lifting block 31 assembly, and the lifting assembly 32 comprises a lifting cylinder 321, and the cylinder body of the lifting cylinder 321 is fixed on the main body 1; the connecting block 322 is connected on the piston rod of the lifting cylinder 321, and the connecting block 322 is connected with the lifting block 31.

[0040] The lifting cylinder 321 is started, the piston rod of the lifting cylinder 321 drives the connecting block 322 to move, and the connecting block 322 drives the lifting block 31 to slide on the guide rail 33.

[0041] Reference Figure 1 and Figure 3 The placing block 2 comprises a first fixed block 21 connected with the lifting block 31, a second fixed block 22 provided above the first fixed block 21 and connected with the lifting block 31, and an end of the second fixed block 22 close to the first fixed block 21 abutting the first fixed block 21. A fourth fixed block 24 is provided above the second fixed block 22 and connected with the lifting block 31. The first fixed block 21, the second fixed block 22 and the fourth fixed block 24 are located at the same side of the lifting block 31, and the first fixed block 21, the second fixed block 22 and the fourth fixed block 24 are all provided with a second fixed assembly 26 connected with the lifting block 31. The first fixed block 21, the second fixed block 22 and the fourth fixed block 24 are all provided with a third through hole, and the lifting block 31 is provided with a fourth through hole. The second fixed assembly 26 comprises a second fixed bolt 261, and an end of the second fixed bolt 261 away from the screw cap thereof sequentially passes through the fourth through hole and the third through hole. A second fixed nut 262 is threadedly connected with the second fixed bolt 261 passing through the third through hole, and the second fixed nut 262 abuts the first fixed block 21 or the second fixed block 22 or the fourth fixed block 24. The screw cap of the second fixed bolt 261 abuts the lifting block 31.

[0042] First, the first fixed block 21 abuts the lifting block 31, and the axis of the third through hole on the first fixed block 21 coincides with the fourth through hole on the lifting block 31. Then, the end of the second fixed bolt 261 away from the screw cap thereof sequentially passes through the fourth through hole on the lifting block 31 and the third through hole on the first fixed block 21. Then, the second fixed nut 262 is threadedly connected with the second fixed bolt 261, and the second fixed nut 262 abuts the first fixed block 21. The screw cap of the second fixed bolt 261 abuts the lifting block 31. Then, the second fixed block 22 abuts the lifting block 31, and the axis of the third through hole on the second fixed block 22 coincides with the fourth through hole on the lifting block 31. Then, the end of the second fixed bolt 261 away from the screw cap thereof sequentially passes through the fourth through hole on the lifting block 31 and the third through hole on the second fixed block 22. Then, the second fixed nut 262 is threadedly connected with the second fixed bolt 261, and the second fixed nut 262 abuts the second fixed block 22. The screw cap of the second fixed bolt 261 abuts the lifting block 31, thereby fixing the second fixed block 22 on the lifting block 31. Then, the fourth fixed block 24 abuts the lifting block 31, and the axis of the third through hole on the fourth fixed block 24 coincides with the fourth through hole on the lifting block 31. Then, the end of the second fixed bolt 261 away from the screw cap thereof sequentially passes through the fourth through hole on the lifting block 31 and the third through hole on the fourth fixed block 24. Then, the second fixed nut 262 is threadedly connected with the second fixed bolt 261, and the second fixed nut 262 abuts the fourth fixed block 24. The screw cap of the second fixed bolt 261 abuts the lifting block 31, thereby fixing the fourth fixed block 24 on the lifting block 31.

[0043] Reference Figure 2 and Figure 4 The first fixed block 21 is provided with a sliding groove 211 at one end away from the lifting block 31, and the first fixed block 21 is provided with a moving assembly 5, the moving assembly 5 comprises a sliding block 51 slidingly connected in the sliding groove 211, the sliding block 51 is fixedly connected with a moving block 52, the moving block 52 is provided with a clamping groove 521, the clamping groove 521 is clamped with a clamping block 53, and the clamping block 53 is fixedly connected with a second fixed block 22; when the sliding block 51 is located at one end of the sliding groove 211 close to the lifting block 31, the second fixed block 22 and the third fixed block 23 form a limited space, and the second fixed block 22 is located below the fourth fixed block 24, that is, the fourth fixed block 24 is located above the limited space.

[0044] The first fixed block 21 is provided with a first through hole, the sliding block 51 is provided with a fifth through hole, the moving block 52 is provided with a sixth through hole, and the sixth through hole is communicated with the fifth through hole and the clamping groove 521; the clamping block 53 is provided with a second through hole, and the first fixed block 21 is provided with a first fixed assembly 25, the first fixed assembly 25 comprises a first fixed bolt 251, one end of the first fixed bolt 251 away from the nut thereof passes through the first through hole on the first fixed block 21, the fifth through hole on the sliding block 51, the sixth through hole on the moving block 52 and the second through hole on the clamping block 53; the first fixed bolt 251 is threadedly connected with a first fixed nut 252, the nut of the first fixed bolt 251 abuts against the first fixed block 21, and the first fixed nut 252 abuts against the moving block 52.

[0045] First, the clamping block 53 on the second fixed block 22 is clamped with the clamping groove 521 on the moving block 52, the connection between the second fixed block 22 and the moving block 52 is realized, and the axis of the second through hole on the clamping block 53 coincides with the axis of the sixth through hole on the moving block 52, at this time the fifth through hole on the sliding block 51 is communicated with the second through hole on the clamping block 53, and the axis of the fifth through hole also coincides with the axis of the second through hole. Then push the moving block 52, the moving block 52 drives the sliding block 51 to move towards the lifting block 31, when the sliding block 51 abuts against the side wall of one end of the sliding groove 211 close to the lifting block 31, the first through hole on the first fixed block 21 is communicated with the fifth through hole on the sliding block 51, and the axis of the first through hole coincides with the axis of the fifth through hole. Then one end of the first fixed bolt 251 away from the nut thereof passes through the first through hole on the first fixed block 21, the fifth through hole on the sliding block 51, the sixth through hole on the moving block 52 and the second through hole on the clamping block 53; then the first fixed nut 252 is threadedly connected with the first fixed bolt 251, and the nut of the first fixed bolt 251 abuts against the first fixed block 21, and the first fixed nut 252 abuts against the moving block 52.

[0046] Reference Figure 2 Good Figure 4The first fixed block 21 is provided with a seventh through hole, and the first fixed block 21 is provided with a positioning mechanism 6. The positioning mechanism 6 comprises a positioning block 61 which is slidably connected in the seventh through hole, and the moving block 52 is provided with a positioning groove which is clamped with the positioning block 61. The positioning block 61 is connected with a spring 62, one end of the spring 62 is connected with the positioning block 61, and the other end of the spring 62 is connected with the first fixed block 21.

[0047] When the sliding block 51 and the moving block 52 move towards the direction of the lifting block 31, the operator first pulls the fixed block, one end of the fixed block close to the moving block 52 extends into the seventh through hole, and the spring 62 is stretched. Then the sliding block 51 and the moving block 52 are moved, when the moving block 52 covers the seventh through hole, the operator releases the positioning block 61, and the positioning block 61 abuts against the moving block 52. When the positioning groove on the moving block 52 is aligned with the positioning block 61, the spring 62 restores the elastic deformation, and under the action of the elastic force of the spring 62, the positioning block 61 moves towards the direction of the moving block 52 and is clamped with the positioning groove on the moving block 52. At this time, the axis of the fifth through hole on the sliding block 51 coincides with the axis of the first through hole on the first fixed block 21.

[0048] Reference Figure 3 And Figure 5 The fourth fixed block 24 is provided with a groove 241, and the fourth fixed block 24 is provided with an anti-jumping mechanism 4. The anti-jumping mechanism 4 comprises an anti-jumping block 41 which is slidably connected in the groove 241. The fourth fixed block 24 is provided with an adjusting assembly 42. The adjusting assembly 42 comprises an adjusting shaft 421 which is rotatably connected to the fourth fixed block 24, and the adjusting shaft 421 is rotatably connected with an adjusting gear 422. The anti-jumping block 41 is fixedly connected with an adjusting rack 423 which is engaged with the adjusting gear 422. The adjusting rack 423 and the adjusting gear 422 are located in the groove 241 of the fourth fixed block 24.

[0049] Rotating the adjusting shaft 421 drives the adjusting gear 422 to rotate, the adjusting gear 422 drives the adjusting rack 423 to move, and the adjusting rack 423 drives the anti-jumping block 41 to move.

[0050] In order to improve the stability of the anti-jumping block 41, a fixed rotating block is fixed on the adjusting shaft 421, and an assembly bolt is arranged on the rotating block. That is, when the assembly bolt passes through the rotating block and is threadedly connected with the fourth fixed block 24, the phenomenon of continuous rotation of the adjusting shaft 421 can be reduced.

[0051] The implementation principle of the cloth roll adjusting device in the embodiment of the application is as follows: initially, the moving block 52 and the sliding block 51 are located at one end of the first fixed block 21 away from the lifting block 31, then the unwinding inflation shaft 71 is placed into the limited space, then the sliding block 51 and the moving block 52 are moved, so that the second fixed block 22 and the third fixed block 23 abut against the unwinding inflation shaft 71; then the first fixed bolt 251 and the first fixed nut 252 are used to fix the moving block 52 and the second fixed block 22 on the first fixed block 21.

[0052] Then the adjusting shaft 421 is rotated, the anti-jumping block 41 moves towards the direction close to the unwinding inflation shaft 71, so as to reduce the jumping phenomenon of the unwinding inflation shaft 71 in the limited space.

[0053] The lifting cylinder 321 is started, the connecting block 322 on the piston rod of the lifting cylinder 321 drives the lifting block 31 to move, the first fixed block 21, the second fixed block 22, the third fixed block 23 and the fourth fixed block 24 on the lifting block 31 drive the unwinding inflation shaft 71 to move, so as to change the position of the unwinding inflation shaft 71.

[0054] In order to reduce the moving phenomenon of the unwinding inflation shaft 71 in the horizontal direction, a limiting block 72 can be clamped on the unwinding inflation shaft 71, and the limiting block 72 is located at one side of the first fixed block 21 away from the second fixed block 22.

[0055] The above are the preferred embodiments of the application, and do not limit the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A fabric roll adjusting device, comprising a main body (1) and a placement block (2), characterized in that, It also includes a lifting mechanism (3), which includes a lifting block (31) and a lifting assembly (32). The lifting block (31) is slidably disposed on the main body (1), and the placement block (2) is connected to the lifting block (31). The lifting block (31) assembly is disposed on the main body (1) and connected to the lifting block (31).

2. The fabric roll adjusting device according to claim 1, characterized in that, The lifting assembly (32) includes a lifting cylinder (321) and a connecting block (322). The lifting cylinder (321) is disposed on the main body (1), and the connecting block (322) is disposed on the piston rod of the lifting cylinder (321). The connecting block (322) is connected to the lifting block (31).

3. The fabric roll adjusting device according to claim 1, characterized in that, The placement block (2) includes a first fixing block (21), a second fixing block (22) and a third fixing block (23). The first fixing block (21) is connected to the lifting block (31). The second fixing block (22) is disposed on the lifting block (31) and abuts against the first fixing block (21). The third fixing block (23) is disposed on the first fixing block (21), and a defined space is formed between the second fixing block (22) and the third fixing block (23).

4. The fabric roll adjusting device according to claim 3, characterized in that, The third fixing block (23) is provided with a first fixing component (25) connected to the first fixing block (21). The first fixing component (25) includes a first fixing bolt (251) and a first fixing nut (252). The first fixing block (21) has a first through hole, and the third fixing block (23) has a second through hole. One end of the first fixing bolt (251) passes through the first through hole and the second through hole. The first fixing nut (252) is threadedly connected to the first fixing bolt (251) passing through the second through hole.

5. A fabric roll adjusting device according to claim 3, characterized in that, The lifting block (31) is provided with a fourth fixing block (24), which is located above the first fixing block (21), the second fixing block (22) and the third fixing block (23).

6. A fabric roll adjusting device according to claim 5, characterized in that, The fourth fixing block (24) is provided with a second fixing component (26) connected to the lifting block (31). The second fixing component (26) includes a second fixing bolt (261) and a second fixing nut (262). The fourth fixing block (24) is provided with a third through hole, and the lifting block (31) is provided with a fourth through hole. One end of the second fixing bolt (261) passes through the fourth through hole and the third through hole. The second fixing nut (262) is threadedly connected to one end of the second fixing bolt (261) that passes through the third through hole.

7. A fabric roll adjusting device according to claim 5, characterized in that, An anti-jump mechanism (4) is provided on the fourth fixed block (24). The anti-jump mechanism (4) includes an anti-jump block (41) and an adjustment component (42). The anti-jump block (41) is slidably disposed on the fourth fixed block (24). The adjustment component (42) is disposed on the fourth fixed block (24) and connected to the anti-jump block (41).

8. A fabric roll adjusting device according to claim 7, characterized in that, The adjustment assembly (42) includes an adjustment shaft (421), an adjustment gear (422), and an adjustment rack (423). The adjustment shaft (421) is rotatably mounted on the fourth fixed block (24), and the adjustment gear (422) is keyed to the adjustment shaft (421). The adjustment rack (423) is mounted on the anti-jump block (41) and meshes with the adjustment gear (422).

9. A fabric roll adjusting device according to claim 4, characterized in that, The first fixing block (21) is provided with a moving component (5), which includes a slider (51), a moving block (52) and a locking block (53). The first fixing block (21) is provided with a sliding groove (211), and the slider (51) is slidably disposed in the sliding groove (211). The moving block (52) is disposed on the slider (51), and the moving block (52) is provided with a locking groove (521). The locking block (53) is disposed on the third fixing block (23) and engages with the locking groove (521). The slider (51) is provided with a fifth through hole, and the moving block (52) is provided with a sixth through hole, which connects the fifth through hole and the locking groove (521). The second through hole is provided on the locking block (53), and one end of the first fixing bolt (251) passes through the first through hole, the fifth through hole, the sixth through hole and the second through hole.

10. A fabric roll adjusting device according to claim 9, characterized in that, The movable block (52) is provided with a positioning mechanism (6), which includes a positioning block (61) and a spring (62). The positioning block (61) is slidably disposed on the first fixed block (21). The movable block (52) is provided with a positioning groove that engages with the positioning block (61). One end of the spring (62) is connected to the positioning block (61) and the other end is connected to the first fixed block (21).

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