阅读说明：本技术 一种纺织用布料自动成卷装置 (Automatic coiling device of cloth for weaving ) 是由 张海峰 顾馨 方宇 于 2021-07-27 设计创作，主要内容包括：本发明属于纺织设备的技术领域,公开了一种纺织用布料自动成卷装置,其特征在于：包括设置在机架上的布料传送机构,在所述布料传送机构的上方设置有裁剪机构,下方设置有成卷机构,所述布料传送机构采用皮带传送结构,用于将布料转向180度,经由裁剪机构传送至成卷机构,所述裁剪机构用于对满足成卷长度要求的布料进行裁剪,所述成卷机构采用皮带传送结构,用于对布料传送机构传送过来的布料进行卷取操作,并利用连杆结构将已经成卷的布料自动传送至运输机构,完成卸卷操作。(The invention belongs to the technical field of textile equipment, and discloses an automatic cloth coiling device for textile, which is characterized in that: the cloth feeding mechanism comprises a cloth conveying mechanism arranged on a rack, a cutting mechanism is arranged above the cloth conveying mechanism, a coiling mechanism is arranged below the cloth conveying mechanism, the cloth conveying mechanism adopts a belt conveying structure and is used for turning the cloth to 180 degrees and conveying the cloth to the coiling mechanism through the cutting mechanism, the cutting mechanism is used for cutting the cloth meeting the coiling length requirement, the coiling mechanism adopts a belt conveying structure and is used for coiling the cloth conveyed by the cloth conveying mechanism, and a connecting rod structure is used for automatically conveying the coiled cloth to a conveying mechanism to finish the coil unloading operation.)

1. The utility model provides an automatic coiling device of cloth for weaving which characterized in that: the cloth feeding mechanism comprises a cloth conveying mechanism arranged on a rack, a cutting mechanism is arranged above the cloth conveying mechanism, a coiling mechanism is arranged below the cloth conveying mechanism, the cloth conveying mechanism adopts a belt conveying structure and is used for turning the cloth to 180 degrees and conveying the cloth to the coiling mechanism through the cutting mechanism, the cutting mechanism is used for cutting the cloth meeting the coiling length requirement, the coiling mechanism adopts a belt conveying structure and is used for coiling the cloth conveyed by the cloth conveying mechanism, and a connecting rod structure is used for automatically conveying the coiled cloth to a conveying mechanism to finish the coil unloading operation.

2. The automatic textile fabric coiling device as defined in claim 1, wherein: the coiling mechanism comprises fan-shaped supports symmetrically arranged on the rack, waist-shaped hole-shaped slide rails are arranged along the arc sides of the fan-shaped supports, two mutually-contacted driving cloth rollers are arranged on the two fan-shaped supports of the cross frame, the axial directions of the driving cloth rollers are vertical to the moving direction of cloth, a coiling roller is arranged on the driving cloth rollers, the end parts of the coiling roller are connected with a first belt driving mechanism, and the first belt driving mechanism is used for driving the two driving cloth rollers to synchronously rotate so as to drive the coiling roller to rotate, so that the cloth is wound on the coiling roller;

the end part of one of the driving cloth rollers also penetrates through the waist-shaped hole-shaped sliding rail to be connected with a connecting rod mechanism, and the connecting rod mechanism is used for driving one of the driving cloth rollers to move downwards along the waist-shaped hole-shaped sliding rail, so that coiled cloth is automatically conveyed to the conveying mechanism under the action of gravity, or driving one of the driving cloth rollers to move upwards along the waist-shaped hole-shaped sliding rail, and one of the driving cloth rollers is restored to the original position.

3. The automatic textile fabric coiling device as defined in claim 2, wherein: the connecting rod mechanism comprises two groups of connecting rods which are symmetrically arranged, each group of connecting rods comprises a first connecting rod and a second connecting rod which are rotationally connected together, one end of each connecting rod is rotationally connected with the end part of one of the driving cloth rollers, the other end of each connecting rod is fixedly arranged on the frame through a revolute pair,

the rotary connecting parts of the two groups of connecting rods are connected together through a third connecting rod, the third connecting rod is rotatably connected with one end of a plurality of electric push rods, the other end of each electric push rod is also fixedly arranged on the frame through a revolute pair,

and when the electric push rods extend, one of the driving cloth rollers is driven to move upwards along the waist-shaped hole-shaped slide rail, so that one of the driving cloth rollers is restored to the original position, and the first connecting rod and the second connecting rod are on the same straight line.

4. The automatic textile fabric coiling device as defined in claim 3, wherein: first belt actuating mechanism includes two belt pulleys that correspond coaxial coupling with the tip of two drive cloth rollers, two the belt pulley passes through the belt and rotates the connection, and one of them is connected with first motor, first motor is used for driving the belt pulley that corresponds and rotates, drives another belt pulley synchronous rotation through the belt to drive two drive cloth rollers synchronous rotation of being connected with it, and then drive the batching roller and rotate, so that the cloth twines on the batching roller.

5. The automatic textile fabric coiling device as defined in claim 2, wherein: the cloth conveying mechanism comprises two feeding rollers, a guide roller and two receiving rollers which are arranged on a rack, the two feeding rollers and the two receiving rollers are arranged in a contact manner, the axial directions of the two feeding rollers and the two receiving rollers are vertical to the moving direction of the cloth, meanwhile, the two feeding rollers and the two receiving rollers are staggered up and down, the cloth passes through the contact parts of the two receiving rollers, is turned by 180 degrees through the guide roller, then enters the contact parts of the two feeding rollers, and is connected with the coiling roller through a cutting mechanism,

the end parts of the two receiving rollers are respectively and coaxially connected with corresponding receiving belt pulleys, the two receiving belt pulleys are rotationally connected through a belt, the end part of the receiving roller positioned below is also coaxially connected with a second receiving belt pulley, the end parts of the two feeding rollers are respectively and coaxially connected with corresponding feeding belt pulleys, the two feeding belt pulleys are also rotationally connected through a belt, the feeding belt pulley positioned below is connected with a second motor, the end part of the feeding roller positioned above is also coaxially connected with a second feeding belt pulley, and the second receiving belt pulley and the second feeding belt pulley are also rotationally connected through a belt;

the second motor drives the feeding belt pulley at the end part of the feeding roller at the lower part to rotate, so as to drive the feeding belt pulley at the upper part and the second feeding belt pulley to synchronously rotate, and then the second receiving belt pulley drives the two receiving belt pulleys at the end part of the receiving roller to synchronously rotate, so that the cloth is conveyed by means of contact friction force.

6. The automatic textile fabric coiling device as defined in claim 2, wherein: the cutting mechanism comprises two driving belt pulleys symmetrically arranged on the frame, the two driving belt pulleys are rotationally connected through an annular belt and integrally span over the cloth, one of the driving belt pulleys is connected with a third motor,

the two sides above the cloth are respectively provided with a metering wheel which is in rotary contact connection with the cloth and is used for detecting the length of the cloth;

the upper side and the lower side of the axis of the annular belt are respectively provided with a guide rod, the two guide rods are arranged in parallel along the length direction of the annular belt, shaft sleeves are sleeved on the two guide rods, the two shaft sleeves penetrate and are fixedly arranged on a sliding plate, an opening for the annular belt to pass through is arranged on the sliding plate and between the two shaft sleeves and is fixedly connected with the annular belt, a cutting knife is further arranged on the sliding plate, the knife edge of the cutting knife is arranged towards the cloth and is connected with an air cylinder, and the air cylinder is used for driving the cutting knife to move up and down, so that the knife edge of the cutting knife can contact with or leave the surface of the cloth;

the third motor is used for driving the two driving belt pulleys to synchronously rotate through the annular belt, so that the sliding plate connected with the annular belt and the cutter are driven to move across the cloth.

7. The automatic textile fabric coiling device as defined in claim 6, wherein: the cutting mechanism further comprises a baffle, the baffle is arranged above the cloth in a crossing mode, and the bottom of the baffle is in rotating contact connection with the cloth through a guide roller.

8. The automatic textile fabric coiling device as defined in claim 5, wherein: the machine frame adopts a three-layer structure, the bottom of the machine frame is provided with a movable wheel, the upper layer of the machine frame is provided with a feeding roller, the middle layer of the machine frame is provided with a receiving roller and a cutting mechanism, and the lower layer of the machine frame is provided with a coiling mechanism.

Technical Field

The invention relates to the technical field of textile equipment, in particular to an automatic cloth coiling device for textile.

Background

The coiling device is widely used in the textile field, and in the prior art, the traditional coiling device has low automation degree, can only realize the coiling function, needs to manually cut the cloth and move the cloth, and has the disadvantages of time and labor waste and inconvenient operation.

In order to solve the problem, a plurality of novel coiling devices are developed in the industry to solve the problem, wherein more devices do not have the cutting function and still need manual completion, and the production progress is seriously influenced; there are also devices that push the fabric being rolled down by the side of the cylinder, which require a greater pushing force and are liable to cause wrinkles, uneven edges, etc. in the rolled fabric. Therefore, the development of the cloth coiling device for spinning, which has the advantages of reasonable design, simple operation and high automation degree, has practical significance.

Disclosure of Invention

The invention provides an automatic cloth coiling device for spinning, which solves the problems that the existing coiling device is complex in operation, high in labor intensity, low in automation degree, incapable of meeting the requirements of modern production and the like.

The invention can be realized by the following technical scheme:

the utility model provides an automatic lapping device of cloth for weaving, is including setting up the cloth transport mechanism in the frame cloth transport mechanism's top is provided with cutting mechanism, and the below is provided with the lapping mechanism, cloth transport mechanism adopts belt transport structure for turn to 180 degrees with the cloth, conveys to the lapping mechanism via cutting mechanism, cutting mechanism is used for tailorring the cloth that satisfies lapping length requirement, the lapping mechanism adopts belt transport structure for the cloth that comes to the cloth transport mechanism conveying batches the operation, and utilizes the automatic transport mechanism that conveys the cloth that has the lapping of connecting rod structure, accomplishes the operation of unloading the book. Like this, collect tailor, automatic lapping and automatic coil stripping in the coiling device of an organic whole, can furthest reduce the hand labor cost, improve production efficiency, enlarge production scale, simultaneously, the cloth adopts to roll over to the conveying, improves the compactedness of whole device, reduces area and cost of transportation to whole belt transport structure that adopts mostly is convenient for realize convenient operation, and the practicality is strong.

Further, the coiling mechanism comprises fan-shaped supports symmetrically arranged on the rack, kidney-shaped hole-shaped slide rails are arranged along the arc sides of the fan-shaped supports, two mutually-contacted driving cloth rollers are arranged on the two fan-shaped supports of the transverse frame, the axial directions of the driving cloth rollers are perpendicular to the moving direction of the cloth, a coiling roller is arranged on the driving cloth rollers, the end parts of the coiling roller are connected with a first belt driving mechanism, and the first belt driving mechanism is used for driving the two driving cloth rollers to synchronously rotate so as to drive the coiling roller to rotate, so that the cloth is wound on the coiling roller;

the end part of one of the driving cloth rollers also penetrates through the waist-shaped hole-shaped sliding rail to be connected with a connecting rod mechanism, and the connecting rod mechanism is used for driving one of the driving cloth rollers to move downwards along the waist-shaped hole-shaped sliding rail, so that coiled cloth is automatically conveyed to the conveying mechanism under the action of gravity, or driving one of the driving cloth rollers to move upwards along the waist-shaped hole-shaped sliding rail, and one of the driving cloth rollers is restored to the original position.

Through two drive cloth rollers and the batching roller that the triangle-shaped set up to and add the waist shape poroid slide rail on fan-shaped support, first belt mechanism can make the batching roller rotate very conveniently, accomplishes automatic batching operation, and link mechanism can drive one of them drive cloth roller and remove along waist shape poroid slide rail, realizes cloth automatic transmission after the lapping to transport mechanism, thereby automatic flow is to next station, accomplishes the operation of unloading a roll, improves the operating efficiency.

The shape of the sector-shaped support according to the invention is not limited thereto, and only one possible solution is given here, and the scope of protection of the invention is not limited thereto, and can be selected by the person skilled in the art depending on the actual situation.

Specifically, the connecting rod mechanism comprises two groups of symmetrically arranged connecting rods, each group of connecting rods comprises a first connecting rod and a second connecting rod which are rotatably connected together, one end of each connecting rod is rotatably connected with the end part of one of the driving cloth rollers, the other end of each connecting rod is fixedly arranged on the frame through a rotating pair,

the rotary connecting parts of the two groups of connecting rods are connected together through a third connecting rod, the third connecting rod is rotatably connected with one end of a plurality of electric push rods, the other end of each electric push rod is also fixedly arranged on the frame through a revolute pair,

and when the electric push rods extend, one of the driving cloth rollers is driven to move upwards along the waist-shaped hole-shaped slide rail, so that one of the driving cloth rollers is restored to the original position, and the first connecting rod and the second connecting rod are on the same straight line.

The type of the electric push rod of the present invention is not limited to this, and includes other types of automatic push rod devices such as hydraulic cylinders, pneumatic cylinders, etc., and only one possible technical solution is given here, and the scope of the present invention is not limited to this, and those skilled in the art can select the electric push rod according to the actual situation.

Whole link mechanism adopts the traditional structure realization of three connecting rods, under electric putter's drive, first connecting rod and second connecting rod relatively rotate the time, still upwards or downstream, thereby drive one of them drive cloth roller of being connected with it and move along waist shape poroid slide rail, and then make the cloth of lapping convey to transport mechanism automatically under the effect of gravity, its overall structure is simple, be convenient for realize, and when one of them drive cloth roller recovered the normal position, first connecting rod and second connecting rod were on same straight line this moment, be in whole link mechanism's dead point position, the steadiness is good.

Further, a belt drive mechanism includes two belt pulleys that correspond coaxial coupling with the tip of two drive cloth rollers, two the belt pulley passes through the belt and rotates the connection, and one of them is connected with first motor, first motor is used for driving the belt pulley that corresponds and rotates, drives another belt pulley through the belt and rotates in step to drive two drive cloth rollers of being connected with it and rotate in step, and then drive the batching roller and rotate, so that the cloth twines on the batching roller. The driving cloth roller connected with the first motor can be fixedly arranged on the rack through the bearing seat, so that a rear belt pulley can be conveniently arranged, and the other driving cloth roller is connected with the connecting rod mechanism and is supported and movably controlled by the connecting rod mechanism, so that the subsequent automatic coil unloading operation can be conveniently realized.

Furthermore, the cloth conveying mechanism comprises two feeding rollers, a guide roller and two receiving rollers which are arranged on the frame, the two feeding rollers and the two receiving rollers are arranged in contact, the axial direction of the two feeding rollers and the axial direction of the two receiving rollers are vertical to the moving direction of the cloth, meanwhile, the two feeding rollers and the two receiving rollers are staggered up and down, the cloth passes through the contact parts of the two receiving rollers, turns 180 degrees through the guide roller, then enters the contact parts of the two feeding rollers, and is connected with the coiling roller through the cutting mechanism,

the end parts of the two receiving rollers are respectively and coaxially connected with corresponding receiving belt pulleys, the two receiving belt pulleys are rotationally connected through a belt, the end part of the receiving roller positioned below is also coaxially connected with a second receiving belt pulley, the end parts of the two feeding rollers are respectively and coaxially connected with corresponding feeding belt pulleys, the two feeding belt pulleys are also rotationally connected through a belt, the feeding belt pulley positioned below is connected with a second motor, the end part of the feeding roller positioned above is also coaxially connected with a second feeding belt pulley, and the second receiving belt pulley and the second feeding belt pulley are also rotationally connected through a belt;

the second motor drives the feeding belt pulley at the end part of the feeding roller at the lower part to rotate, so as to drive the feeding belt pulley at the upper part and the second feeding belt pulley to synchronously rotate, and then the second receiving belt pulley drives the two receiving belt pulleys at the end part of the receiving roller to synchronously rotate, so that the cloth is conveyed by means of contact friction force.

This cloth transport mechanism and first drive mechanism all adopt the belt pulley structure, in order to ensure the synchronous motion of feed roll and material receiving roller, we have all add a belt pulley respectively at the tip of material receiving roller and feed roll, and they all are provided drive power by the second motor is unified, rotate the transmission by the belt, and the stability of its structure is good, and the transmission synchronism is high.

Furthermore, the cutting mechanism comprises two driving belt pulleys symmetrically arranged on the frame, the two driving belt pulleys are rotationally connected through an annular belt and integrally span over the cloth, one of the driving belt pulleys is connected with a third motor,

the two sides above the cloth are respectively provided with a metering wheel which is in rotary contact connection with the cloth and is used for detecting the length of the cloth;

the upper side and the lower side of the axis of the annular belt are respectively provided with a guide rod, the two guide rods are arranged in parallel along the length direction of the annular belt, shaft sleeves are sleeved on the two guide rods, the two shaft sleeves penetrate and are fixedly arranged on a sliding plate, an opening for the annular belt to pass through is arranged on the sliding plate and between the two shaft sleeves and is fixedly connected with the annular belt, a cutting knife is further arranged on the sliding plate, the knife edge of the cutting knife is arranged towards the cloth and is connected with an air cylinder, and the air cylinder is used for driving the cutting knife to move up and down, so that the knife edge of the cutting knife can contact with or leave the surface of the cloth;

the third motor is used for driving the two driving belt pulleys to synchronously rotate through the annular belt, so that the sliding plate connected with the annular belt and the cutter are driven to move across the cloth.

Furthermore, the cutting mechanism also comprises a baffle plate, the baffle plate is arranged above the cloth in a crossing manner, and the bottom of the baffle plate is in rotating contact connection with the cloth through a guide roller.

The cutting mechanism still continues the belt pulley structure, through the guide bar that adds, ensures the stability of cut-off knife motion, and can further reduce the contact friction with the cloth with the help of the guide roller of baffle bottom, can ensure simultaneously that the cloth that gets into cutting mechanism is in on certain horizontal plane, and the smooth of being convenient for the cut-off knife is tailor, improves the stability of tailorring, avoids tailorring situations such as unevenness.

Further, the frame adopts three-layer construction, and the bottom is provided with the removal wheel, and its upper strata is provided with the feed roll, and the middle level is provided with material receiving roller, cutting mechanism, and the lower floor is provided with the lapping mechanism.

The beneficial technical effects of the invention are as follows:

the cutting mechanism and the coiling mechanism are integrated into a whole, the cloth is leveled by means of the baffle and the metering wheel, the phenomena that notches are not level and the like when the cloth is cut are avoided, the length of the cloth is measured by means of the metering wheel, the cloth is coiled according to the specified length, and the processes of manual cutting and measurement judgment are reduced; by means of a waist-shaped hole-shaped sliding rail in the coiling mechanism, one of the driving cloth rollers can be lifted, the coiled cloth can be conveniently unloaded, meanwhile, the assembly of other belt pulleys and belts in the coiling mechanism is not influenced, and the coiling action can be finished; the axes of the two connecting rods are in a straight line through the third connecting rod by means of the electric push rod when the cloth is rolled to form a dead point position, and after the electric push rod stops acting, the cloth roller cannot be driven to slide downwards along the waist-shaped hole-shaped sliding rail along with the increase of the quality of the rolled cloth, so that the force transmission condition is improved, and the mechanism is more reliable in motion. In addition, the device has the advantages of simple structure, convenient operation, low cost and higher economic value.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second schematic diagram of the overall structure of the present invention;

FIG. 3 is a schematic diagram of a cutting mechanism according to the present invention;

FIG. 4 is a first schematic structural view illustrating the electric push rod of the coiling mechanism of the present invention during extension;

FIG. 5 is a second schematic structural view illustrating the electric push rod of the coiling mechanism of the present invention during extension;

FIG. 6 is a first schematic structural view illustrating the retraction of the electric push rod in the winding mechanism according to the present invention;

FIG. 7 is a second schematic structural view illustrating the retraction of the electric push rod in the winding mechanism according to the present invention;

the cloth winding machine comprises a machine frame 1, a cloth conveying mechanism 2, a guide roller 21, a feed roller 22, a material receiving roller 23, a second motor 24, a shearing mechanism 3, a metering wheel 31, a guide wheel 32, a baffle 33, a driving belt pulley 34, a third motor 35, a guide rod 36, a cutter 37, a sliding plate 38, a shaft sleeve 39, a winding mechanism 4, a winding roller 41, a cloth driving roller 42, a fan-shaped support 431, a fan-shaped through hole 432, a kidney-shaped through hole 44, an electric push rod 45, a third connecting rod 46, a first connecting rod 47, a second connecting rod 48 and a first motor.

Detailed Description

The following detailed description of the preferred embodiments will be made with reference to the accompanying drawings.

As shown in fig. 1-3, the invention provides an automatic fabric coiling device for textile use, which comprises a fabric conveying mechanism 2, a cutting mechanism 3 and a coiling mechanism 4 which are arranged on a frame 1, wherein the fabric is turned 180 degrees from an inlet by the fabric conveying mechanism 2 and then enters the coiling mechanism 4 through the cutting mechanism 3, in order to ensure smooth turning motion, a guide roller 21 is additionally arranged in the fabric conveying mechanism 2 and is arranged at a turning position, a feeding roller 22 in the fabric conveying mechanism 2 is arranged at one turning side, and a receiving roller 23 is arranged at the other turning side, and the two are arranged in a vertically staggered manner. Meanwhile, in order to ensure the smooth operation of the cutting mechanism 3 and the coiling mechanism 4, the vertical position deviation exists between the guide roller 21 and the coiling roller 41 in the coiling mechanism 4, the transition is carried out by the material receiving roller 23 and the metering roller 3 in the cutting mechanism 3, the large cloth running fall is avoided, and in addition, the guide roller in the cutting mechanism 3 and the coiling roller 41 in the coiling mechanism are arranged on the same horizontal plane, so that the winding and cutting operation is convenient. Of course, the guide roller may be provided with a plurality of guide wheels 32 spaced at the bottom of the baffle 33, the rotation direction of which is the same as the moving direction of the cloth, so as to reduce the friction force as much as possible, and in addition, a guide roller 21 may be additionally provided, which is respectively positioned at the two turning sides with the original guide roller and is positioned on the same horizontal plane with the feed roller 22 and the winding roller 41, so that the cost may be increased.

The frame 1 adopts a frame structure, the bottom of the frame is provided with a movable wheel, the frame is internally provided with a three-layer structure, the receiving rollers 23 of the cloth conveying mechanism 2 are arranged on the upper layer and are arranged on the frame 1 by virtue of bearing seats, and the two receiving rollers 23 are arranged along the conveying direction vertical to the cloth; the feeding rollers 22 and the cutting mechanism 3 are arranged in the middle layer, the two feeding rollers 22 are also arranged on the frame 1 through bearing seats along the direction perpendicular to the cloth conveying direction, the second motor 24 is coaxially connected with one feeding roller 22, the driving belt pulley 34 in the cutting mechanism 3 is arranged on the frame 1 through an L-shaped baffle plate, so that the third motor 35 is conveniently fixed after being coaxially connected with one driving belt pulley 34, and meanwhile, the guide rod 36 in the cutting mechanism 3 and the belts matched with the two driving belt pulleys 34 are arranged above the cloth in a crossing manner; the coiling mechanism 4 is arranged at the lower layer, one of two driving cloth rollers 42 of the coiling mechanism passes through a fan-shaped through hole 431 of a fan-shaped support 43 and is arranged on the frame 1 by virtue of a bearing seat, and the other driving cloth roller passes through a kidney-shaped hole-shaped slide rail 432 of the fan-shaped support 43 and is matched with the kidney-shaped hole-shaped slide rail 432, and is supported and controlled by a link mechanism in a moving way, and the two driving cloth rollers are arranged in a contact way along the cloth conveying direction.

As shown in FIG. 3, the metering wheel 31 of the cutting mechanism 3 is disposed on one side of the baffle 33, the driving pulley 34, the guide rod 36, the cutter 37 and the sliding plate 38 are disposed on the other side of the baffle 33, and are disposed near one side of the winding roller 41, and the sliding plate 38 is engaged with the guide rod 36 through two bushings 39, so as to facilitate the sliding plate 38 to move along the guide rod 36. Baffle 33 spanes and sets up on the cloth, and its bottom interval is provided with a plurality of leading wheels 32, and these lead the rotation direction of wheel 32 and the moving direction of cloth unanimously, like this, the cloth with lead to the friction between the wheel 32 can significantly reduce frictional force between the two, reduce the damage to the cloth, simultaneously, set up a plurality of leading wheels 32 and roll up material roller 41 and be in the coplanar, can make the cloth that gets into cut-off knife 37 be in a plane, rather than the inclined plane, thereby can ensure the regularity of tailorring, reduce the breach and so on.

As shown in fig. 4-7, the axial direction of the third link 45 is perpendicular to the moving direction of the cloth, the end portions of the third link 45 are respectively connected to the rotation connection portions between the first link 46 and the second link 47, through holes can be arranged at the connection ends between the first link 46 and the second link 47, and the third link 45 can rotatably connect the three together by passing through the corresponding through holes, so that the third link 45 drives the first link 46 and the second link 47 to relatively rotate along with the extension and contraction of the electric push rod 44, thereby driving the cloth roller 42 connected with the first link 46 to make a circular motion along the kidney-shaped hole-shaped slide rail 432, and realizing the automatic winding and unwinding operations of the rolled cloth.

When the electric push rod 44 extends, the first connecting rod 46 and the second connecting rod 47 are in the same straight line, and at this time, the driving cloth roller 42 connected with the first connecting rod 46 is positioned at the top of the kidney-shaped hole-shaped slide rail 432 and is positioned on the same horizontal plane with the other driving cloth roller 42, and the two driving material coiling rollers 41 are driven by the first motor 48 to synchronously rotate, so that the coiling operation of cloth is realized;

when the length of the cloth is detected to meet the requirement by the metering wheel 31, the cutting mechanism 3 controls the cutting knife 37 to perform cutting operation, then the link mechanism can perform automatic unwinding operation, that is, at this time, the electric push rod 44 starts to contract, a bevel is gradually formed between the first link 46 and the second link 47 until the driving cloth roller 42 connected with the first link 46 is positioned at the bottom of the kidney-shaped hole-shaped slide rail 432 and is not positioned on the same horizontal plane as the other driving cloth roller 42, an inclination angle is formed between the two driving cloth rollers, for example, 30 degrees, the specific angle is determined according to the actual situation, the cutting operation can be performed by controlling the radian of the kidney-shaped hole-shaped slide rail 432, at this time, the winding roller 41 can be conveyed to the transportation mechanism under the action of self gravity, so as to flow to the next station, after the electric push rod 44 extends again, the first link 46 and the second link 47 are driven to rotate relatively and move upwards, so as to drive the driving cloth roller 42 connected with the first link 46 to move from the bottom of the kidney-shaped hole-shaped slide rail 432 to the top, until the other cloth roller 42 is in the same horizontal plane, the operator can place the next cloth roller 41 on the two cloth rollers 42 again, reconnect the cloth on the cloth roller 41, and then drive one cloth roller 42 to rotate by the first motor 48, so as to drive the cloth roller 41 to rotate and continue to perform the next winding operation.

In addition, the structure of the bearing seat and the rotating shaft can be purchased by the rotating pair of the electric push rod 44 and the second connecting rod 47 connected with the frame 1.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many variations or modifications may be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is therefore defined by the appended claims.