CN220502145U

CN220502145U - Woven bag winding machine

Info

Publication number: CN220502145U
Application number: CN202321441066.5U
Authority: CN
Inventors: 易会杰; 易会雄; 朱照桥; 孙立勋; 吴传高
Original assignee: Shenyang Huatai Plastic Industry Co ltd
Current assignee: Shenyang Huatai Plastic Industry Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-02-20
Anticipated expiration: 2033-06-07

Abstract

The utility model provides a woven bag winding machine, and belongs to the technical field of woven bag production; the braided bag rolling machine includes: the device comprises a bottom plate, a first support frame, a smooth rod, a sliding block, a winding shaft assembly, a transmission frame and a transmission roller; through making two driving rollers drive the wind-up shaft subassembly through the mode of friction and rotate to the realization need not to adopt the mode that wind-up shaft subassembly and drive arrangement are connected to drive the wind-up shaft subassembly and rotate, thereby realize twining the outside at the wind-up shaft subassembly when the braided bag, and need carry the wind-up shaft subassembly, only need dismantle the wind-up shaft subassembly from two sliders can, and need not to dismantle drive arrangement, reduced the degree of difficulty of dismouting wind-up shaft subassembly, in order to promote the use experience of product.

Description

Woven bag winding machine

Technical Field

The utility model belongs to the technical field of woven bag production, and particularly relates to a woven bag winding machine.

Background

In the related art, in the production process of woven bags, after the woven bags are woven, the woven bags are required to be rolled by a rolling device; and then, conveying the wound woven bag to a shearing device so that the shearing device can cut the woven bag into a preset length.

The prior art (publication number: CN 216403243U) discloses a woven bag production winding device, which comprises a bearing base, a fixed plate, a first fixed bearing, a rotating shaft, a rotating motor, a fixed part, a winding roller, a supporting plate, a threaded plate, a movable groove, a movable block, a threaded motor, a threaded rod, a limiting plate, a connecting column, a connecting plate, a second fixed bearing, a rotating shaft, a limiting part and a tensioning roller. The utility model belongs to the technical field of winding devices, in particular relates to a woven bag production winding device, which effectively solves the defects of most functions, simplicity and crude structure of the traditional woven bag production winding device in the current market, ensures the basic winding effect, simultaneously ensures the tensioning effect on woven bags during winding, further improves the practicability of the whole device, and is a very excellent woven bag production winding device.

In the prior art, a rotating motor is started to drive a rotating shaft to rotate in a fixed bearing I, and meanwhile, the rotating shaft drives a winding roller to rotate to wind the woven bag. Because the rotating motor directly drives the wind-up roll to rotate, when the woven bag is wound on the outer side of the wind-up roll and the wind-up roll needs to be carried, the rotating motor needs to be detached from the wind-up roll. By adopting the structure, the difficulty of disassembling and assembling the wind-up roll is improved, so that the use experience of the product is reduced.

Disclosure of Invention

In order to solve the problem that the woven bag is fully wound on the outer side of the winding roller in the prior art, and the winding roller needs to be carried, the rotating motor needs to be detached from the winding roller. By adopting the structure, the difficulty of disassembling and assembling the winding roller is improved, so that the problem of product use experience is reduced. The specific technical scheme is as follows:

a woven bag winder, the woven bag winder comprising: the device comprises a bottom plate, a first support frame, a smooth rod, a sliding block, a winding shaft assembly, a transmission frame and a transmission roller; the first support frames are L-shaped, the two first support frames are fixed on the bottom plate, and the two first support frames are oppositely arranged; one end of the two light bars is connected with the two first supporting frames respectively, and the other ends of the two light bars are connected with the bottom plate; the two sliding blocks are respectively sleeved on the outer sides of the two light bars; the winding shaft assembly is positioned between the two sliding blocks, and two ends of the winding shaft assembly are respectively and rotatably connected with the two sliding blocks; the two transmission frames are fixed on the bottom plate and are positioned between the two first supporting frames; the two driving rollers are respectively embedded into the two driving frames and are respectively connected with the two driving frames in a rotating way; wherein, the winding shaft component is placed on two driving rollers.

In addition, the woven bag winding machine in the technical scheme provided by the utility model can also have the following additional technical characteristics:

in the above technical scheme, the braided bag rolling machine further comprises: a first synchronizing wheel and a first synchronizing belt; the two first synchronous wheels are respectively sleeved on the outer sides of the two driving rollers, and the first synchronous wheels are positioned on the outer sides of the driving frames; the first synchronous belt is sleeved outside the two first synchronous wheels at the same time.

In the above technical scheme, the braided bag rolling machine further comprises: a first motor; the first motor is fixed on the bottom plate and connected with a driving roller.

In the above technical scheme, the braided bag rolling machine further comprises: the device comprises a rotating shaft, a connecting frame, a connecting block, a connecting bolt and a connecting nut; the two rotating shafts are respectively connected with the two ends of the winding shaft assembly; the connecting frame is U-shaped, the rotating shaft penetrates through the connecting frame, and the connecting frame is rotationally connected with the rotating shaft; the connecting block is connected with the sliding block and is embedded into the connecting frame; the two ends of the connecting bolt are provided with first external threads, and the connecting bolt sequentially penetrates through the connecting frame and the connecting block; the connecting nuts are internally provided with first internal threads, the two connecting nuts are sleeved at two ends of the connecting bolt, and the two connecting nuts are respectively attached to the connecting frame; wherein, first external screw thread and first internal screw thread looks adaptation.

In the above technical scheme, the braided bag rolling machine further comprises: the second support frame, the lead screw, the tensioning assembly and the moving block; the second support frames are L-shaped, and the two second support frames are fixed on the bottom plate; the outer walls of the lead screws are provided with second external threads, one ends of the two lead screws are rotationally connected with the second supporting frame, and the other ends of the two lead screws are rotationally connected with the bottom plate; the tensioning assembly is positioned between the two second supporting frames; the two moving blocks are respectively connected with two ends of the tensioning assembly, and are sleeved on the outer side of the screw rod; wherein the second external thread is adapted to the second internal thread.

In the above technical scheme, the tensioning assembly includes: the device comprises a mounting plate and a tensioning shaft; the two mounting plates are respectively connected with the two moving blocks, and a space is reserved between the two mounting plates; two ends of the two tensioning shafts are respectively connected with the two mounting plates in a rotating way, and a gap is reserved between the two tensioning shafts.

In the above technical scheme, the braided bag rolling machine further comprises: a second synchronizing wheel and a second synchronizing belt; the two second synchronous wheels are respectively sleeved on the outer sides of the two lead screws, and the second synchronous wheels are positioned above the second supporting frame; the second synchronous belts are sleeved on the outer sides of the two second synchronous wheels at the same time.

In the above technical scheme, the braided bag rolling machine further comprises: a motor frame and a second motor; the motor frame is connected with the top of the second supporting frame; the second motor is fixed on the motor frame and is connected with a lead screw.

Compared with the prior art, the woven bag winding machine has the beneficial effects that:

1. through making two driving rollers drive the wind-up shaft subassembly through the mode of friction and rotate to the realization need not to adopt the mode that wind-up shaft subassembly and drive arrangement are connected to drive the wind-up shaft subassembly and rotate, thereby realize twining the outside at the wind-up shaft subassembly when the braided bag, and need carry the wind-up shaft subassembly, only need dismantle the wind-up shaft subassembly from two sliders can, and need not to dismantle drive arrangement, reduced the degree of difficulty of dismouting wind-up shaft subassembly, in order to promote the use experience of product.

2. The two first synchronous wheels are respectively sleeved on the outer sides of the two driving rollers, and the first synchronous belt is sleeved on the outer sides of the two first synchronous wheels at the same time, so that when one driving roller rotates, the driving roller drives the other driving roller to rotate through the two first synchronous wheels and the first synchronous belt, and therefore synchronous rotation of the two driving rollers is achieved, the two driving rollers do not need to be rotated, and the use experience of products is improved.

3. The first motor is fixed on the bottom plate and connected with one driving roller, so that the first motor drives the driving roller to rotate, power is provided for rotating the driving roller, and the use experience of a product is improved.

4. Through being connected the connecting block with the slider, in with connecting block embedding link to pass link and connecting block in proper order with connecting bolt, with the realization with connecting block and link be connected, thereby realize slider and winding shaft subassembly can relative rotation.

5. Firstly, the woven bag passes through a tensioning assembly; then, the screw rod is rotated, so that the screw rod drives the moving block and the tensioning assembly to move upwards, and the woven bag is in a tensioning state, so that the winding effect on the woven bag is improved.

6. Through being connected two mounting panels respectively with two movable plates, rotate the both ends of two tight axles that rise respectively with two mounting panels and be connected to with the clearance between the two tight axles that rise, in order to realize that two mounting panels support two tight axles that rise, thereby realize that two tight axles that rise can rotate between two mounting panels, so that the braided bag can pass two tight axles that rise.

7. The two second synchronous wheels are respectively sleeved on the outer sides of the two lead screws, and the second synchronous belt is sleeved on the outer sides of the two second synchronous wheels at the same time, so that when one lead screw rotates, the other lead screw is driven to rotate by the two second synchronous wheels and the second synchronous belt, and the two lead screws synchronously rotate.

8. The motor frame is connected with the top of the second supporting frame, the second motor is fixed on the motor frame and is connected with a screw rod, so that the motor frame supports the second motor, and meanwhile, the second motor can drive the screw rod to rotate, so that power is provided for rotating the screw rod.

Drawings

FIG. 1 is a front view of a woven bag winder of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

wherein, the correspondence between the reference numerals and the component names in fig. 1 to 3 is:

10 bottom plate, 11 first support frame, 12 feed beam, 13 slider, 14 windup axle subassembly, 15 drive frame, 16 driving roller, 17 first synchronizing wheel, 18 first synchronous belt, 19 first motor, 20 pivot, 21 link, 22 connecting block, 23 connecting bolt, 24 coupling nut, 25 second support frame, 26 lead screw, 27 tensioning subassembly, 271 mounting panel, 272 tensioning axle, 28 movable block, 29 second synchronizing wheel, 30 second synchronous belt, 31 motor frame, 32 second motor.

Detailed Description

The utility model will be further described with reference to specific embodiments and figures 1-3, but the utility model is not limited to these embodiments.

As shown in fig. 1 to 3, the woven bag winding machine includes: the device comprises a bottom plate 10, a first supporting frame 11, a feed beam 12, a sliding block 13, a winding shaft assembly 14, a transmission frame 15 and a transmission roller 16; the first support frames 11 are L-shaped, the two first support frames 11 are fixed on the bottom plate 10, and the two first support frames 11 are oppositely arranged; one end of each of the two feed bars 12 is connected with the two first supporting frames 11, and the other end of each of the two feed bars 12 is connected with the bottom plate 10; the two sliding blocks 13 are respectively sleeved on the outer sides of the two light bars 12; the winding shaft assembly 14 is positioned between the two sliding blocks 13, and two ends of the winding shaft assembly 14 are respectively and rotatably connected with the two sliding blocks 13; the two transmission frames 15 are fixed on the bottom plate 10, and the two transmission frames 15 are positioned between the two first supporting frames 11; the two driving rollers 16 are respectively embedded into the two driving frames 15, and the two driving rollers 16 are respectively connected with the two driving frames 15 in a rotating way; wherein the take-up reel assembly 14 is placed on two driving rolls 16.

One end of each of the two light bars 12 is connected with the two first support frames 11 respectively by fixing the two L-shaped first support frames 11 on the bottom plate 10, and the other end of each of the two light bars 12 is connected with the bottom plate 10, so that the bottom plate 10 and the first support frames 11 are matched to support the light bars 12; through respectively the suit in the outside of two bars 12 with two sliders 13 to with the both ends of rolling axle subassembly 14 respectively with two sliders 13 swivelling joint, with the realization rolling axle subassembly 14 reciprocates along two bars 12 through slider 13, thereby realize that rolling axle subassembly 14 can rotate between two first support frames 11, and then realize twining the braided bag in the outside of rolling axle subassembly 14. The transmission frame 15 is fixed on the bottom plate 10, the transmission roller 16 is embedded into the transmission frame 15, and the transmission roller 16 is rotatably connected with the transmission frame 15, so that the transmission frame 15 supports the transmission roller 16, and the transmission roller 16 can rotate in the transmission frame 15; meanwhile, the winding shaft assembly 14 is placed on the two driving rollers 16, so that when the two driving rollers 16 rotate, the driving rollers 16 drive the winding shaft assembly 14 to rotate.

When the product is specifically used, one end of the woven bag which is produced but is not cut is connected with the winding shaft assembly 14 in an adhesive manner; the take-up reel assembly 14 is then placed on the two drive rollers 16; then, the two driving rollers 16 are rotated, so that the two driving rollers 16 drive the winding shaft assembly 14 to rotate, and the woven bag is wound on the outer side of the winding shaft assembly 14; when the woven bag is gradually wound on the outer side of the winding shaft assembly 14, the diameter of the winding shaft assembly 14 is gradually increased, and at this time, the winding shaft assembly 14 moves upwards along the feed beam 12 through the sliding block 13, so that the winding shaft assembly 14 is prevented from being deviated.

By adopting the structure, the winding shaft assembly 14 is driven to rotate in a friction manner by the two driving rollers 16, so that the winding shaft assembly 14 is driven to rotate in a manner that the winding shaft assembly 14 is not required to be connected with a driving device, and the winding shaft assembly 14 is required to be disassembled from the two sliding blocks 13 when the woven bag is wound on the outer side of the winding shaft assembly 14 and the winding shaft assembly 14 is required to be carried, and the driving device is not required to be disassembled, so that the difficulty of disassembling and assembling the winding shaft assembly 14 is reduced, and the use experience of a product is improved.

Specifically, the drive roller 16 is elastomeric to increase friction between the drive roller 16 and the take-up shaft assembly 14.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: a first synchronizing wheel 17 and a first synchronizing belt 18; the two first synchronous wheels 17 are respectively sleeved outside the two driving rollers 16, and the first synchronous wheels 17 are positioned outside the driving frame 15; the first timing belt 18 is simultaneously sleeved outside the two first timing wheels 17.

The two first synchronous wheels 17 are respectively sleeved on the outer sides of the two driving rollers 16, and the first synchronous belt 18 is simultaneously sleeved on the outer sides of the two first synchronous wheels 17, so that when one driving roller 16 rotates, the driving roller 16 drives the other driving roller 16 to rotate through the two first synchronous wheels 17 and the first synchronous belt 18, and therefore synchronous rotation of the two driving rollers 16 is achieved, and the two driving rollers 16 do not need to be rotated, so that the use experience of a product is improved.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: a first motor 19; the first motor 19 is fixed to the base plate 10, and the first motor 19 is connected to a driving roller 16.

The first motor 19 is fixed on the bottom plate 10 and is connected with one driving roller 16, so that the first motor 19 drives the driving roller 16 to rotate, power is provided for rotating the driving roller 16, and the use experience of a product is improved.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: the device comprises a rotating shaft 20, a connecting frame 21, a connecting block 22, a connecting bolt 23 and a connecting nut 24; the two rotating shafts 20 are respectively connected with the two ends of the winding shaft assembly 14; the connecting frame 21 is U-shaped, the rotating shaft 20 passes through the connecting frame 21, and the connecting frame 21 is rotationally connected with the rotating shaft 20; the connecting block 22 is connected with the sliding block 13, and the connecting block 22 is embedded into the connecting frame 21; the two ends of the connecting bolt 23 are provided with first external threads, and the connecting bolt 23 sequentially penetrates through the connecting frame 21 and the connecting block 22; the connecting nuts 24 are internally provided with first internal threads, the two connecting nuts 24 are sleeved at two ends of the connecting bolt 23, and the two connecting nuts 24 are respectively attached to the connecting frame 21; wherein, first external screw thread and first internal screw thread looks adaptation.

The two rotating shafts 20 are respectively connected with the two ends of the winding shaft assembly 14, the rotating shafts 20 penetrate through the U-shaped connecting frame 21, and the connecting frame 21 is rotatably connected with the rotating shafts 20, so that the winding assembly can rotate relative to the connecting frame 21. By connecting the connection block 22 with the slider 13, embedding the connection block 22 into the connection frame 21, and sequentially passing the connection bolts 23 through the connection frame 21 and the connection block 22, the connection of the connection block 22 with the connection frame 21 is realized, thereby realizing that the slider 13 and the winding shaft assembly 14 can relatively rotate. Two connecting nuts 24 are sleeved at two ends of the connecting bolt 23, and the two connecting nuts 24 are respectively attached to the connecting frame 21, so that the connecting bolt 23 is locked in the connecting block 22, and the connecting strength of the connecting block 22 and the connecting frame 21 is improved.

Specifically, the bearing is sleeved on the outer side of the rotating shaft 20, and the bearing is embedded in the connecting frame 21; the shaft retainer ring is sleeved on the outer side of the rotating shaft 20, and the shaft retainer ring is attached to the connecting frame 21.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: the second support frame 25, the lead screw 26, the tensioning assembly 27 and the moving block 28; the second support frames 25 are L-shaped, and the two second support frames 25 are fixed on the bottom plate 10; the outer walls of the lead screws 26 are provided with second external threads, one ends of the two lead screws 26 are rotatably connected with the second supporting frame 25, and the other ends of the two lead screws 26 are rotatably connected with the bottom plate 10; the tensioning assembly 27 is positioned between the two second supporting frames 25; the moving blocks 28 are internally provided with second internal threads, the two moving blocks 28 are respectively connected with two ends of the tensioning assembly 27, and the two moving blocks 28 are sleeved on the outer side of the screw rod 26; wherein the second external thread is adapted to the second internal thread.

Through fixing two second support frames 25 on bottom plate 10, with the one end and the second support frame 25 swivelling joint of two lead screws 26 to the other end and the bottom plate 10 swivelling joint of two lead screws 26, in order to realize that second support frame 25 and bottom plate 10 cooperate and support lead screw 26, thereby realize that lead screw 26 can rotate in second support frame 25. The moving blocks 28 are sleeved on the outer side of the screw rod 26, and the two moving blocks 28 are connected with two ends of the tensioning assembly 27, so that the screw rod 26 is rotated, and the screw rod 26 drives the moving blocks 28 and the tensioning assembly 27 to move up and down.

With the structure, the woven bag passes through the tensioning assembly 27; then, the screw rod 26 is rotated, so that the screw rod 26 drives the moving block 28 and the tensioning assembly 27 to move upwards, and the woven bag is in a tensioning state, so that the winding effect on the woven bag is improved.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the tension assembly 27 includes: a mounting plate 271 and a tensioning shaft 272; the two mounting plates 271 are respectively connected with the two moving blocks 28, and a space is reserved between the two mounting plates 271; two ends of the two tensioning shafts 272 are respectively connected with the two mounting plates 271 in a rotating way, and a gap is reserved between the two tensioning shafts 272.

Through being connected with two movable plates respectively with two mounting panels 271, with the both ends of two tight axles 272 that rise respectively with two mounting panels 271 rotate to with the clearance between two tight axles 272 that rise, in order to realize that two mounting panels 271 support two tight axles 272 that rise, thereby realize that two tight axles 272 that rise can rotate between two mounting panels 271, so that the braided bag can pass two tight axles 272 that rise.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: a second synchronizing wheel 29 and a second synchronizing belt 30; the two second synchronizing wheels 29 are respectively sleeved on the outer sides of the two lead screws 26, and the second synchronizing wheels 29 are positioned above the second supporting frame 25; the second timing belt 30 is simultaneously sleeved outside the two second timing wheels 29.

The two second synchronous wheels 29 are respectively sleeved on the outer sides of the two lead screws 26, and the second synchronous belt 30 is simultaneously sleeved on the outer sides of the two second synchronous wheels 29, so that when one lead screw 26 rotates, the lead screw 26 drives the other lead screw 26 to rotate through the two second synchronous wheels 29 and the second synchronous belt 30, and synchronous rotation of the two lead screws 26 is realized.

In an embodiment of the present utility model, as shown in fig. 1 to 3, the woven bag winder further includes: a motor frame 31 and a second motor 32; the motor frame 31 is connected with the top of the second supporting frame 25; the second motor 32 is fixed to the motor frame 31, and the second motor 32 is connected to a screw shaft 26.

The second motor 32 is fixed on the motor frame 31 by connecting the motor frame 31 with the top of the second supporting frame 25, and the second motor 32 is connected with a screw rod 26, so that the motor frame 31 supports the second motor 32, and meanwhile, the second motor 32 can drive the screw rod 26 to rotate, so as to provide power for rotating the screw rod 26.

In the description of the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In the present utility model, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a braided bag rolling machine which characterized in that, braided bag rolling machine includes:

a bottom plate;

the first support frames are L-shaped, the two first support frames are fixed on the bottom plate, and the two first support frames are oppositely arranged;

one ends of the two light bars are respectively connected with the two first supporting frames, and the other ends of the two light bars are connected with the bottom plate;

the two sliding blocks are sleeved on the outer sides of the two light bars respectively;

the winding shaft assembly is positioned between the two sliding blocks, and two ends of the winding shaft assembly are respectively and rotatably connected with the two sliding blocks;

the two transmission frames are fixed on the bottom plate and are positioned between the two first supporting frames;

the two driving rollers are respectively embedded into the two driving frames and are respectively connected with the two driving frames in a rotating way;

wherein, the winding shaft subassembly is placed on two the driving roller.

2. The woven bag winder as claimed in claim 1, further comprising:

the first synchronous wheels are respectively sleeved on the outer sides of the two driving rollers, and are positioned on the outer sides of the driving frames;

and the first synchronous belts are sleeved on the outer sides of the two first synchronous wheels at the same time.

3. The woven bag winder as claimed in claim 2, further comprising:

the first motor is fixed on the bottom plate and connected with one driving roller.

4. A woven bag winder as claimed in claim 3, further comprising:

the two rotating shafts are respectively connected with two ends of the winding shaft assembly;

the connecting frame is U-shaped, the rotating shaft penetrates through the connecting frame, and the connecting frame is rotationally connected with the rotating shaft;

the connecting block is connected with the sliding block and embedded into the connecting frame;

the connecting bolts sequentially penetrate through the connecting frame and the connecting block;

the connecting nuts are internally provided with first internal threads, the two connecting nuts are sleeved at two ends of the connecting bolt, and the two connecting nuts are respectively attached to the connecting frame;

wherein, first external screw thread with first internal screw thread looks adaptation.

5. The woven bag winder as claimed in claim 1, further comprising:

the second support frames are L-shaped, and the two second support frames are fixed on the bottom plate;

the outer walls of the lead screws are provided with second external threads, one ends of the two lead screws are rotationally connected with the second supporting frame, and the other ends of the two lead screws are rotationally connected with the bottom plate;

the tensioning assembly is positioned between the two second supporting frames;

the second internal threads are arranged in the moving blocks, the two moving blocks are respectively connected with two ends of the tensioning assembly, and the two moving blocks are sleeved on the outer side of the screw rod;

wherein the second external thread is adapted to the second internal thread.

6. The woven bag winder of claim 5, wherein the tensioning assembly comprises:

the two mounting plates are respectively connected with the two moving blocks, and a space is reserved between the two mounting plates;

and the two ends of the tensioning shafts are respectively connected with the two mounting plates in a rotating way, and a gap is reserved between the two tensioning shafts.

7. The woven bag winder of claim 6, further comprising:

the two second synchronous wheels are respectively sleeved on the outer sides of the two lead screws, and the second synchronous wheels are positioned above the second supporting frame;

and the second synchronous belts are sleeved on the outer sides of the two second synchronous wheels at the same time.

8. The woven bag winder of claim 7, further comprising:

the motor frame is connected with the top of the second supporting frame;

the second motor is fixed on the motor frame and is connected with one screw rod.