CN114590622B

CN114590622B - Replacement and bundling integrated winding drum equipment for spinning

Info

Publication number: CN114590622B
Application number: CN202210325931.3A
Authority: CN
Inventors: 胡伟其
Original assignee: Nantong Cotton Field Textile Co ltd
Current assignee: Nantong Cotton Field Textile Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2024-04-05
Anticipated expiration: 2042-03-29
Also published as: CN114590622A

Abstract

The invention discloses a replacement and bundling integrated winding drum device for spinning, which belongs to the technical field of spinning and comprises a base, wherein the base is provided with: the central shaft is horizontally and fixedly connected to the base, at least two mounting structures are arranged on the central shaft, each mounting structure comprises a notch arranged on two sides of the axis of the central shaft, and the two notches enable the middle of the central shaft to form a block body which is obliquely arranged; the fixing frames comprise fixing sleeves and three groups of fixing components, two groups of fixing frames are arranged, and the fixing frames are respectively sleeved at two ends of the central shaft in a rotating way; the fixed shafts of the winding drums are respectively fixed in the corresponding fixed assemblies of the two fixed frames; the smooth mechanism is rotatably arranged at the mounting structure and comprises a sealing sleeve, a communicating pipe and a smooth wheel assembly. The invention can realize multi-station common operation by arranging a plurality of stations, and greatly saves the winding, packing and replacing time of the winding drum and improves the winding efficiency because the steps of replacement, bundling and winding are separated.

Description

Replacement and bundling integrated winding drum equipment for spinning

Technical Field

The invention relates to the technical field of spinning, in particular to replacement and bundling integrated winding drum equipment for spinning.

Background

In the textile industry, it is often necessary to use a winding drum device, which drives the textile fabric to be wound into bundles by a winding drum, and then to bundle the bundles for transportation or stacking.

Through retrieving, chinese patent No. CN110356893B discloses a textile winding drum device with bundling function, which comprises a first motor, a first threaded rod, a second motor and a telescopic column, wherein the first motor is fixed on the left side above the extension table, the first threaded rod is connected with the front surface of the fixing table in a penetrating way, the support frame is connected with the mounting plate in a penetrating way, the connecting frame is installed on the left side above the mounting plate, the second motor is fixed on the right side above the fixing table, the bearing is fixed on the left side of the disc, the second mounting sleeve is connected with the right side bolt of the winding drum, the telescopic column is arranged above the bearing, the sliding groove is formed in the left side of the disc, and the sliding block is installed at the right end of the telescopic column.

The technical scheme has the following problems: after the cloth is rolled, a series of procedures such as bundling, replacing a new winding drum and the like are needed, then the next roll of cloth can be continuously wound, the whole process is long in time consumption, various adjusting and fixing mechanisms are used, and the operation is time-consuming and labor-consuming.

Based on the above, the invention designs a replacement and bundling integrated winding drum device for spinning so as to solve the problems.

Disclosure of Invention

The invention aims to provide a replacement and bundling integrated winding drum device for spinning, which aims to solve the problem that the conventional winding drum device provided in the background art is low in bundling and winding efficiency of cloth.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a change, tie up integral type reel equipment for weaving, includes the base, be equipped with on the base:

the central shaft is horizontally and fixedly connected to the base, at least two mounting structures are arranged on the central shaft, each mounting structure comprises a notch formed in two sides of the axis of the central shaft, and the two notches enable the middle of the central shaft to form a block body which is obliquely arranged;

the fixing frames comprise fixing sleeves and three groups of fixing components, wherein two groups of fixing frames are arranged in number and are respectively sleeved at two ends of the central shaft in a rotating manner;

the fixed shafts of the winding drums are respectively fixed in the corresponding fixed assemblies of the two fixed frames;

the smooth mechanism is rotatably installed at the installation structure and comprises a sealing sleeve, communicating pipes and smooth wheel assemblies, the number of the communicating pipes is three, the smooth wheel assemblies are assembled in the communicating pipes, the communicating pipes are uniformly distributed by taking the sealing sleeve as the center, and the communicating pipes are communicated with the inside of the sealing sleeve;

the sealing sleeve and the fixed sleeve are fixedly connected through a connecting pipe;

the sealing sleeve is rotationally sleeved outside the mounting structure, so that the block, the notch and the inner wall of the sealing sleeve jointly form a left cavity and a right cavity, and each communicating pipe is sequentially communicated with the left cavity or the right cavity in the rotation process of the smooth mechanism.

Preferably, the sealing sleeve is provided with three groups of communication holes which are distributed at equal intervals and are orthogonal to the axis of the sealing sleeve, and the lower end of the communication hole is fixedly connected in the communication hole.

Preferably, the mounting structure further comprises a sealing ring groove arranged on the peripheral side wall of the central shaft, and sealing ring strips corresponding to the sealing ring groove are arranged on the inner wall of the sealing sleeve.

Preferably, the fixed subassembly includes the mounting and rotates the movable part of connection on the mounting, mounting and movable part are the semicircle tubular tile type spare of cutting open along the axis, the mounting is kept away from open-ended lateral wall and is passed through connecting rod and fixed cover fixed connection, the outer wall of movable part rotates the laminating on the inner wall of mounting, the terminal surface department of mounting still rotates and is connected with the rotation cover, the terminal surface of movable part is fixed on the inner wall of rotation cover, fixedly connected with makes the balancing weight of movable part remain opening up state all the time on the outer wall of rotation cover.

Preferably, the end face of the fixing piece is provided with an extension piece with a semicircular section, and the inner wall of the rotating sleeve is rotationally attached to the outer wall of the extension piece.

Preferably, the smooth wheel assembly comprises connecting strip, stopper, spacing piece and smooth wheel, stopper fixed connection is in the one end of connecting strip, smooth wheel is rotated and is installed the other end at the connecting strip, spacing piece fixed connection is kept away from the one end of stopper at the connecting strip lateral wall, communicating pipe is close to outside open-ended position fixed with spacing arch, spacing arch is located between stopper and the spacing piece, makes the connecting strip slides back and forth along communicating pipe inside.

Preferably, the axis of the smooth wheel is parallel to the axis of the central shaft.

Preferably, a common space formed by the communicating pipe, the left cavity and the right cavity is filled with a counterweight, and the volume of the counterweight is less than two thirds of the volume of the common space.

Preferably, the smallest dimension of the counterweight is larger than the gap between the limiting block and the inner wall of the communicating pipe.

Preferably, the fixed shaft of the winding drum is also fixedly connected with a driving wheel.

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

(1) The invention can realize multi-station common operation by arranging a plurality of stations, and greatly saves the winding, packing and replacing time of the winding drum and improves the winding efficiency because the steps of replacement, bundling and winding are separated.

(2) According to the invention, different effects on cloth at specific positions can be realized by arranging the counterweight and the smooth wheels, manual control is not needed, and the device is simple and convenient; and under the effect of fixed subassembly, can make the reel only be located when changing the station and lose the restriction to the reel voluntarily, on satisfying other positions and spacing fixed basis to the reel, can reduce the operating procedure of changing the station, further improved work efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a replacement and strapping integrated reel apparatus for textile use according to the present invention;

FIG. 2 is an exploded view of the replacement and strapping unit for textile use of the present invention;

FIG. 3 is a schematic view of the central shaft and smoothing mechanism of the textile replacement and bundling integrated reel apparatus of the present invention;

FIG. 4 is a schematic view of the structure of the smoothing mechanism in the textile replacement and strapping integrated reel apparatus of the present invention;

FIG. 5 is a schematic view showing the state of use of the smoothing mechanism in the textile replacement and bundling integrated reel apparatus of the present invention;

FIG. 6 is a schematic view of the structure of the sealing sleeve in the textile replacement and strapping integrated reel apparatus of the present invention;

FIG. 7 is a schematic view of the structure of the smoothing wheel assembly of the textile replacement and strapping integrated reel apparatus of the present invention;

FIG. 8 is a schematic view of the structure of a spool in the textile replacement and strapping integrated spool apparatus of the present invention;

FIG. 9 is a schematic view of the structure of the holder in the integrated replacement and strapping reel apparatus for textile use of the present invention;

FIG. 10 is a schematic view of the structure of the fixing member in the replacement and bundling integrated type winding drum apparatus for spinning according to the present invention;

fig. 11 is a schematic structural view of a movable member in the replacement and bundling integrated winding drum apparatus for spinning according to the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

1. a base; 2. a central shaft; 3. a fixing frame; 4. a reel; 5. a smoothing mechanism; 6. a mounting structure; 7. a notch; 8. a block; 9. a fixed sleeve; 10. a fixing assembly; 11. a fixed shaft; 12. sealing the sleeve; 13. a communicating pipe; 14. a smooth wheel assembly; 15. a connecting pipe; 16. a left cavity; 17. a right cavity; 18. a communication hole; 19. sealing ring grooves; 20. a sealing ring strip; 21. a fixing member; 22. a movable member; 23. a connecting rod; 24. a rotating sleeve; 25. balancing weight; 26. an extension piece; 27. a connecting strip; 28. a limiting block; 29. a limiting piece; 30. a smooth wheel; 31. a limit protrusion; 32. a counterweight; 33. and (3) driving wheels.

Detailed Description

In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-11, an integrated reel replacement and bundling device for spinning comprises a base 1, wherein the base 1 is provided with: a central shaft 2, a fixing frame 3, a winding drum 4 and a smoothing mechanism 5.

As shown in fig. 1 and 2, a central shaft 2 is horizontally and fixedly connected to a base 1, at least two mounting structures 6 are arranged on the central shaft 2, each mounting structure 6 comprises a notch 7 arranged on two sides of the axis of the central shaft 2, the two notches 7 enable the middle of the central shaft 2 to form a block body 8 which is obliquely arranged, and when the central shaft 2 is fixed, the included angle between the block body 8 and a vertical plane is between 15 degrees and 45 degrees;

as shown in fig. 1, 9, 10 and 11, the fixing frame 3 comprises a fixing sleeve 9 and three groups of fixing components 10, and the number of the fixing frames 3 is two groups, and the fixing frames are respectively and rotatably sleeved at two ends of the central shaft 2;

specifically, the fixing assembly 10 comprises a fixing piece 21 and a movable piece 22 rotationally connected to the fixing piece 21, the fixing piece 21 and the movable piece 22 are semicircular tubular tile-shaped pieces cut along an axis, the side wall of the fixing piece 21 far away from the opening is fixedly connected with the fixing sleeve 9 through a connecting rod 23, the outer wall of the movable piece 22 is rotationally attached to the inner wall of the fixing piece 21, the end face of the fixing piece 21 is rotationally connected with a rotating sleeve 24, and the end face of the movable piece 22 is fixed to the inner wall of the rotating sleeve 24.

Wherein, the fixed part 21 and the movable part 22 are coaxially arranged, and the axes of the fixed part 21, the movable part 22, the fixed sleeve 9 and the central shaft 2 are parallel.

The rotation connection relationship between the fixing member 21 and the rotation sleeve 24 is specifically: an extension piece 26 with a semicircular section is arranged on the end face of the fixing piece 21, and the inner wall of the rotating sleeve 24 is rotationally attached to the outer wall of the extension piece 26.

The balancing weight 25 which enables the movable piece 22 to always keep the opening upward state is fixedly connected to the outer wall of the rotating sleeve 24, namely, under the action of the balancing weight 25, the whole gravity center of the balancing weight 25, the rotating sleeve 24 and the movable piece 22 is located at one side of the axis, so that the movable piece 22 always keeps the opening upward state, and the movable piece is made to: when the fixing piece 21 years old fixing sleeve 9 rotates around the central shaft 2, the movable piece 22 and the fixing piece 21 relatively rotate, when the fixing assembly 10 is located at the uppermost side, openings of the fixing piece 21 and the movable piece 22 are upwards arranged, so that the winding drum 4 can be taken out directly, and in other positions, the fixing piece 21 and the movable piece 22 are staggered or oppositely arranged, the winding drum 4 can be limited, so that the winding drum 4 can be kept stable in a winding station and a finishing station at the lower side, the setting is realized, the winding drum 4 is not required to be fixed manually, when the fixing frame 3 rotates to a specific position (the uppermost replacement station), the winding drum 4 can be taken out easily, the replacement is carried out, the operation steps are reduced, and the operation efficiency is improved.

As shown in fig. 8, the fixed shafts 11 of the winding drum 4 are respectively fixed in the fixed assemblies 10 corresponding to the two fixed frames 3, the fixed shafts 11 of the winding drum 4 are also fixedly connected with driving wheels 33, tooth grooves or teeth are arranged outside the driving wheels 33, and when the cloth winding machine is used, driving motors are respectively arranged on the winding station and the finishing station and used for driving the winding drum 4 to rotate so as to wind cloth.

Further, in order to reduce the friction resistance of the winding drum 4, the bearing may be fixed to the outside of the fixed shaft 11 of the winding drum 4, and when in use, the outer ring of the bearing is brought into contact with the inner wall of the movable member 22, so that the static friction between the fixed shaft 11 and the movable member 22 is changed into rolling friction, thereby reducing the energy consumption and improving the transmission ratio.

As shown in fig. 3, 4 and 5, the smoothing mechanism 5 is rotatably installed at the installation structure 6, the smoothing mechanism 5 includes a sealing sleeve 12, a communicating pipe 13 and a smoothing wheel assembly 14, the number of the communicating pipes 13 is three, the smoothing wheel assembly 14 is assembled in the communicating pipe 13, each communicating pipe 13 is uniformly distributed with the sealing sleeve 12 as a center, the communicating pipe 13 is communicated with the inside of the sealing sleeve 12, and the specific connection relationship between the sealing sleeve 12 and the communicating pipe 13 is as follows: three groups of communication holes 18 which are distributed at equal intervals and are orthogonal to the axis of the communication holes are formed in the sealing sleeve 12, and the lower end of the communication pipe 13 is fixedly connected in the communication holes 18;

the sealing sleeve 12 is fixedly connected with the fixing sleeve 9 through the connecting pipe 15, so that the connecting pipe 13 and the fixing assembly 10 are arranged in parallel, namely, after the winding drum 4 is fixedly arranged on the fixing frame 3, the smoothing mechanism 5 is arranged opposite to the winding drum 4, and the fixing frame 3 and the smoothing mechanism 5 can synchronously rotate during station transformation.

The smooth wheel assembly 14 comprises connecting strip 27, stopper 28, spacing piece 29 and smooth wheel 30, stopper 28 fixed connection is in the one end of connecting strip 27, and smooth wheel 30 rotates the other end of installing at connecting strip 27, and spacing piece 29 fixed connection is kept away from the one end of stopper 28 at connecting strip 27 lateral wall, and communicating pipe 13 is close to outside open-ended position fixed with spacing arch 31, and spacing arch 31 is located between stopper 28 and the spacing piece 29, makes connecting strip 27 slide back and forth along communicating pipe 13 inside.

In order to make the smooth wheel 30 better act on the outside of the winding drum, the axis of the smooth wheel 30 is parallel to the axis of the central shaft 2, and when the smooth wheel 30 is used for a winding station, the smooth wheel 30 can play a role in stretching cloth, so that more folds are generated in the cloth winding process, and when the smooth wheel 30 is used for a finishing station, the smooth wheel 30 can play a limiting effect on the cloth, so that the length of the free end of the cloth is greatly reduced, and the difficulty in bundling is reduced.

As shown in fig. 5, the sealing sleeve 12 is rotatably sleeved outside the mounting structure 6, so that the block 8, the notch 7 and the inner wall of the sealing sleeve 12 jointly form a left cavity 16 and a right cavity 17, and each communicating pipe 13 is sequentially communicated with the left cavity 16 or the right cavity 17 in the rotation process of the smoothing mechanism 5.

In order to keep the left cavity 16 and the right cavity 17 airtight, the mounting structure 6 further comprises a sealing ring groove 19 provided on the peripheral side wall of the central shaft 2, and sealing ring strips 20 corresponding to the sealing ring groove 19 are provided on the inner wall of the sealing sleeve 12.

It should be noted that, when the central shaft 2 is fixedly installed, the block 8 is obliquely arranged, so that the left cavity 16 is always communicated with the communicating pipe 13 of the replacing station and the winding station, and the right cavity 17 is always communicated with the communicating pipe 13 of the finishing station.

Further, the common space formed by the communicating pipe 13, the left cavity 16 and the right cavity 17 is filled with the counterweight 32, the volume of the counterweight 32 is smaller than two thirds of the volume of the common space, under the action of gravity, the counterweight 32 falls into the communicating pipe 13 of the coiling station and the finishing station at the lower side, the smooth wheel assembly 14 extends out of the two communicating pipes 13 at the lower side, and under the action of the counterweight 32, certain pressure is provided, so that the smooth wheel 30 acts on the side wall of the corresponding winding drum 4 to realize the stretching or finishing of cloth; the smooth wheel assembly 14 in the upper communicating pipe 13 falls and withdraws under the action of self gravity, so that the smooth wheel 30 can be prevented from influencing the replacement of the upper winding drum 4.

In order to prevent the weight 32 from falling from the opening of the communication pipe 13, the minimum size of the weight 32 is larger than the gap between the stopper 28 and the inner wall of the communication pipe 13.

And further, the counterweight 32 can adopt the particulate matters with the metal blocks arranged inside and the rubber layers wrapped outside, under the wrapping of the rubber layers, the counterweight 32 can be prevented from giving out larger noise when moving back and forth, a certain buffering and damping effect can be achieved, and the collision between the counterweights 32 is reduced.

Further, the weight of the weight 32 can be adjusted by filling different metal blocks or changing the ratio between the metal blocks and the rubber layer, and by changing the weight of the weight 25, the pressure of the smooth wheel 30 acting on the spool 4 can be changed.

The device is provided with a replacement station, a winding station and a finishing station when in use:

wherein the replacement station is positioned at the uppermost side and is used for taking down the bundled winding drum 4 and installing an empty winding drum 4;

the winding station is positioned at the left lower side and is used for winding cloth on the winding drum 4 and is driven by a motor arranged on the base 1 in a matching way;

wherein, the arrangement station is located the right downside for to the reel 4 of coiling completion is put in order, through installing the motor on base 1 and drive, when using, reel 4 on the arrangement station is along the reel direction and is continuously rotatory 3 to 5 circles (or set up according to cloth frictional force and easy degree of spreading), carries out the reel arrangement once more with the free end that the cloth drops for the free end length of cloth does not exceed the one week of reel 4, in order to prevent to wind the cloth free end of coiling completion and spread longer length once more, bring inconvenience for the manual work bundling.

As shown in fig. 5, in the initial state, the reel a is the reel being bundled and replaced with a new empty reel, the reel b is the reel being wound, and the reel c is the reel being bundled, and at this time, the holder 3 is rotated counterclockwise by 120 degrees and the positions thereof are locked, and the positions of the communication pipes 13 are alternately changed such that:

when the winding drum c moves to the winding drum c', the counter weight 32 in the corresponding communicating pipe 13 falls down under the action of gravity, so that the smooth wheel 30 is retracted, and the winding drum is replaced by an empty winding drum by a replacement station;

when the winding drum b moves to the winding drum b', the counter weight 32 in the corresponding communicating pipe 13 is unchanged all the time, the smooth wheel 30 acts on the winding drum all the time, the winding drum rotates again through the finishing station, the free ends of the cloth are finished, and the cloth is bound;

when the reel a moves to the reel a ', the corresponding communicating pipe 13 rotates to the left lower side, and at the moment, when the original reel c moves to the reel c', the counterweight 32 in the corresponding communicating pipe 13 of the reel c is transferred to the corresponding communicating pipe 13 of the reel a ', so that the smooth wheel 30 corresponding to the reel a' extends out, and the winding station can be matched to realize the winding of the cloth.

When in use, the reels at the positions a, b and c alternately reciprocate, so that the replacement and bundling of the reels can be continuously finished.

Compared with the prior art, the device can realize multi-station common operation, and because the steps of replacement, bundling and winding are separated, the winding, packaging and replacement time of the winding drum is greatly saved, and the winding efficiency is improved.

In addition, by arranging the counterweight 32 and the smooth wheel 30, different effects on cloth at specific positions can be realized, manual control is not needed, and the method is simple and convenient; moreover, under the action of the fixing assembly 10, the limitation of the winding drum 4 can be automatically lost when the winding drum 4 is only positioned at the replacement station, and the operation steps of the replacement station can be reduced on the basis of limiting and fixing the winding drum 4 at other positions, so that the working efficiency is further improved.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," 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 invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a change, tie up integral type reel equipment for weaving, includes base (1), its characterized in that: the base (1) is provided with:

the central shaft (2) is horizontally and fixedly connected to the base (1), at least two mounting structures (6) are arranged on the central shaft (2), each mounting structure (6) comprises a notch (7) formed in two sides of the axis of the central shaft (2), and the two notches (7) enable the middle of the central shaft (2) to form a block body (8) which is obliquely arranged;

the fixing frames (3), wherein the fixing frames (3) comprise fixing sleeves (9) and three groups of fixing components (10), and the number of the fixing frames (3) is two groups, and the fixing frames are respectively and rotatably sleeved at two ends of the central shaft (2);

the fixed shafts (11) of the winding drums (4) are respectively fixed in the corresponding fixed assemblies (10) of the two fixed frames (3);

the smooth mechanism (5), the smooth mechanism (5) is rotatably arranged at the mounting structure (6), the smooth mechanism (5) comprises a sealing sleeve (12), communicating pipes (13) and smooth wheel assemblies (14), the number of the communicating pipes (13) is three, the smooth wheel assemblies (14) are assembled in the communicating pipes (13), the communicating pipes (13) are uniformly distributed by taking the sealing sleeve (12) as a center, and the communicating pipes (13) are communicated with the inside of the sealing sleeve (12);

the sealing sleeve (12) is fixedly connected with the fixing sleeve (9) through a connecting pipe (15);

the sealing sleeve (12) is rotatably sleeved outside the mounting structure (6), so that a left cavity (16) and a right cavity (17) are formed by the block (8), the notch (7) and the inner wall of the sealing sleeve (12), and each communicating pipe (13) is sequentially communicated with the left cavity (16) or the right cavity (17) in the rotation process of the smooth mechanism (5).

2. A replacement and strapping unit for textile use as in claim 1 wherein: three groups of communication holes (18) which are distributed at equal intervals and are orthogonal to the axis of the communication holes are formed in the sealing sleeve (12), and the lower end of the communication pipe (13) is fixedly connected in the communication holes (18).

3. A replacement and strapping unit for textile use as in claim 1 wherein: the mounting structure (6) further comprises a sealing ring groove (19) arranged on the peripheral side wall of the central shaft (2), and sealing ring strips (20) corresponding to the sealing ring groove (19) are arranged on the inner wall of the sealing sleeve (12).

4. A replacement and strapping unit for textile use as in claim 1 wherein: the fixing assembly (10) comprises a fixing piece (21) and a movable piece (22) rotationally connected to the fixing piece (21), the fixing piece (21) and the movable piece (22) are semicircular tile-shaped pieces cut along an axis, the side wall of the fixing piece (21) far away from the opening is fixedly connected with a fixing sleeve (9) through a connecting rod (23), the outer wall of the movable piece (22) is rotationally attached to the inner wall of the fixing piece (21), a rotating sleeve (24) is rotationally connected to the end face of the fixing piece (21), the end face of the movable piece (22) is fixed to the inner wall of the rotating sleeve (24), and a balancing weight (25) enabling the movable piece (22) to always keep an opening upward state is fixedly connected to the outer wall of the rotating sleeve (24).

5. The replacement and strapping unit for textile fabric as in claim 4 wherein: an extension piece (26) with a semicircular section is arranged on the end face of the fixing piece (21), and the inner wall of the rotating sleeve (24) is rotationally attached to the outer wall of the extension piece (26).

6. A replacement and strapping unit for textile use as in claim 1 wherein: smooth-going wheel subassembly (14) comprise connecting strip (27), stopper (28), spacing piece (29) and smooth-going wheel (30), stopper (28) fixed connection is in the one end of connecting strip (27), smooth-going wheel (30) rotate the other end of installing at connecting strip (27), spacing piece (29) fixed connection is kept away from the one end of stopper (28) at connecting strip (27) lateral wall, communicating pipe (13) are close to outside open-ended position fixed with spacing arch (31), spacing arch (31) are located between stopper (28) and spacing piece (29), make connecting strip (27) are followed communicating pipe (13) inside back and forth slip.

7. The replacement and strapping unit for textile fabric as in claim 6 wherein: the axis of the smooth wheel (30) is parallel to the axis of the central shaft (2).

8. The replacement and strapping unit for textile fabric as in claim 6 wherein: the common space formed by the communicating pipe (13), the left cavity (16) and the right cavity (17) is filled with a counterweight (32), and the volume of the counterweight (32) is smaller than two thirds of the volume of the common space.

9. The replacement and strapping unit for textile use as in claim 8 wherein: the minimum size of the counterweight (32) is larger than the gap between the limiting block (28) and the inner wall of the communicating pipe (13).

10. A replacement and strapping unit for textile use as in claim 1 wherein: the fixed shaft (11) of the winding drum (4) is fixedly connected with a driving wheel (33).