CN114408678A - Automatic winding shaft, reel changing and discharging mechanism and discharging control method thereof - Google Patents

Abstract

The invention relates to an automatic winding shaft, a reel changing and blanking mechanism and a blanking control method thereof, in the automatic reel changing and blanking mechanism, a second driving assembly drives a turntable to rotate anticlockwise, so that a full-reel automatic winding shaft is close to a blanking assembly and a reel changing frame, a fixed seat of the full-reel automatic winding shaft is gradually clamped into a clamping sleeve, and the clamping sleeve is driven to rotate anticlockwise while an opening of the clamping sleeve is gradually opened; after the rotary table rotates to enable the first idler wheel and the second idler wheel to move to the first protruding plate and the second protruding plate respectively, the first idler wheel and the second idler wheel can be driven passively and move close to each other, a wire clamping groove is formed between the wire clamping seat and the air expansion shaft sleeve, the connecting seat is separated from the driving wheel, the mounting vertical plate is kept away from through the air cylinder driving clamping sleeve, the winding drum is driven to be separated from the air expansion shaft sleeve, the automatic reel changing and blanking process of the full-winding drum is finally achieved, the automatic reel changing and blanking process of a manual interference winding machine is reduced, the automatic reel changing and blanking process is suitable for large-scale automatic production, and the yield is further improved.

Description

Automatic winding shaft, reel changing and discharging mechanism and discharging control method thereof

Technical Field

The invention relates to the technical field of automatic winding equipment, in particular to an automatic winding shaft, a reel changing and blanking mechanism and a blanking control method thereof.

Background

In the process of processing and reproducing carbon fibers, coiled carbon fiber precursors need to be unreeled, spread and collected for production; the carbon fiber thin-layer fabric obtained by processing the fiber spreading yarns is small in thickness, low in gram weight, good in paving performance and strong in designability, and the mechanical property of the composite material can be improved.

In the winding process of the carbon fiber yarn after fiber spreading, the winding drum on the winding shaft is driven by the winding shaft to perform spiral winding and winding on the yarn led out from the reciprocating yarn discharging assembly, so that the yarn is ensured to be uniformly wound on the winding drum; two winding shafts are oppositely arranged on a reel changing disc of the winding machine, and when a reel on one winding shaft reaches a full-winding state, the reel is changed to an empty reel on the other winding shaft to start winding, so that automatic continuous winding of winding equipment is ensured; the full-winding shaft is driven by the winding changing disc to be far away from the yarn discharging assembly, the full-winding shaft needs to be stopped to release the tension state of the winding drum, and the full-winding drum is separated from the winding shaft. At present, the blanking of a full-roll winding drum is realized manually, and the automation degree of the blanking process after the winding is finished needs to be improved for realizing large-scale automatic production.

In view of the above problems, the designer is actively making research and innovation based on the practical experience and professional knowledge that the product engineering is applied for many years, so as to create an automatic winding shaft, a reel changing and blanking mechanism and a blanking control method thereof, and the automatic winding shaft, the reel changing and blanking mechanism and the blanking control method thereof are more practical.

Disclosure of Invention

The invention aims to provide an automatic winding shaft, a reel changing and blanking mechanism and a blanking control method thereof aiming at the defects in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: an automatic winding shaft comprises a rotating shaft, an air expansion shaft sleeve, a wire clamping seat, an air guide seat, a transmission assembly and a driving wheel, wherein the air expansion shaft sleeve, the wire clamping seat, the air guide seat, the transmission assembly and the driving wheel are sleeved on the rotating shaft;

the pneumatic expansion shaft sleeve and the driving wheel are respectively arranged at two ends of the rotating shaft, the pneumatic expansion shaft sleeve and the rotating shaft rotate coaxially, the driving wheel is connected with the rotating shaft in a rotating manner, a driving seat is arranged on the outer ring of the transmission assembly and can drive the transmission assembly to be separated from the driving wheel, the wire clamping seat and the rotating shaft rotate coaxially and can move axially, the wire clamping seat is located between the pneumatic expansion shaft sleeve and the air guide seat and is pressed towards the pneumatic expansion shaft sleeve, the air guide seat is connected with the rotating shaft in a rotating manner, and a fixing plate which is perpendicular to the axial direction of the rotating shaft is arranged at one end, away from the wire clamping seat, of the air guide seat;

the wire clamping seat is provided with a pull rod along the axial direction of the rotating shaft, the pull rod extends towards the direction away from the inflatable shaft sleeve, a first roller is arranged at one end, away from the wire clamping seat, of the pull rod, the driving seat comprises a pull ring and a support arranged on the outer ring of the pull ring, a second roller is arranged on the support corresponding to the first roller, and the rotating axes of the first roller and the second roller are perpendicular to the axial direction of the rotating shaft.

Furthermore, the transmission assembly comprises a connecting seat, a limiting seat and a first spring, the limiting seat is fixedly connected with the rotating shaft, the connecting seat and the rotating shaft coaxially rotate and can axially move along the rotating shaft, two ends of the first spring are respectively abutted to the limiting seat and the connecting seat and tightly press the connecting seat towards the driving wheel, and the pull ring is arranged on the outer ring of the connecting seat and can drive the connecting seat to move towards the limiting seat;

the connecting seat and the driving wheel coaxially rotate after being mutually embedded through half clutches with teeth on two end faces, a first half clutch is arranged at one end, facing the driving wheel, of the connecting seat, and a second half clutch is arranged at one end, facing the connecting seat, of the driving wheel.

Furthermore, a baffle ring is arranged on the connecting seat, the outer diameter of the baffle ring is larger than the inner diameter of the pull ring, and the inner diameter of the pull ring is larger than the overall dimension of the first half clutch;

one end of the first spring is abutted to the retaining ring, the pull ring is located on one side, facing the driving wheel, of the retaining ring, and the connecting seat is in sliding connection with a flat key arranged on the rotating shaft.

Furthermore, the air expansion shaft sleeve comprises a fixed seat, a sliding block, an expansion nail and an expansion sleeve, the expansion sleeve is sleeved on the outer ring of the sliding block and the fixed seat, the opening end of the expansion sleeve is fixedly connected with the fixed seat, the expansion sleeve is matched with the sliding block to form a first closed cavity, and a second cavity is formed between the sliding block and the fixed seat;

the fixed seat is fixedly connected with the rotating shaft, the sliding block and the rotating shaft coaxially rotate and can axially move along the rotating shaft, one end of the gas passage is communicated with the first cavity, a plurality of tensioning nails are arranged on the outer ring of the sliding block in the circumferential direction, a plurality of through holes are formed in the tensioning sleeve corresponding to the tensioning nails, and the sliding block moves and can drive the tensioning nails to extend out of or sink into the through holes.

Furthermore, a second spring is sleeved on the rotating shaft, and two ends of the second spring are respectively abutted to the air guide seat and the wire clamping seat and can drive the wire clamping seat to press towards the fixed seat.

Furthermore, the sliding block comprises a sealing part and a tensioning part, the sealing part is in contact with the first cavity, one end, facing the sealing part, of the tensioning part is of a furled structure, the outer diameter of the tensioning part is gradually reduced towards the sealing part, and the tensioning nail is arranged at one end, close to the sealing part, of the tensioning part;

the tensioning nail is connected with the sliding block in a sliding mode and moves along the rotating shaft in the radial direction in the moving process of the sliding block, and one end, far away from the sliding block, of the tensioning nail is not separated from the through hole.

A roll changing and blanking mechanism comprises an installation vertical plate, and a yarn arranging assembly, a winding disc, a roll changing frame and a blanking assembly which are arranged on the installation vertical plate, wherein the yarn arranging assembly is arranged on the winding side of the installation vertical plate and is positioned on one side of the winding disc in the horizontal direction, the roll changing frame and the blanking assembly are both arranged on the non-winding side of the installation vertical plate and are both positioned on one side of the winding disc away from the yarn arranging assembly in the horizontal direction, and the roll changing frame is arranged close to the winding disc;

the yarn discharging assembly comprises a mounting seat, a linear module and a yarn guide frame, the linear module and the yarn guide frame are arranged on the mounting seat, the winding disc comprises a rotary disc and two automatic winding shafts which are oppositely arranged on the rotary disc, the air guide seat is fixedly connected with the winding side of the rotary disc through a fixing plate, an installation frame is arranged on the non-winding side of the rotary disc, the automatic winding shafts are rotatably connected with the installation frame, and the two automatic winding shafts and the rotary disc are respectively driven to rotate through a first driving assembly and a second driving assembly which are arranged on the installation frame;

the reel changing frame comprises a supporting rod, a first baffle and a second baffle which are arranged on the supporting rod, the first baffle and the second baffle are both arranged in parallel with the mounting vertical plate, the first baffle is close to the mounting vertical plate, the rotating axes of the first roller and the second roller are respectively arranged corresponding to the opposite planes of the first baffle and the second baffle, a first convex plate and a second convex plate are respectively arranged on the opposite planes of the first baffle plate and the second baffle plate, the rotating disc rotates to enable the first roller and the second roller to be respectively contacted with the first baffle and the second baffle in opposite planes, after the first convex plate and the second convex plate are respectively moved, the first roller drives the wire clamping seat to move towards the mounting vertical plate through the pull rod, and the second roller drives the transmission assembly to be separated from the driving wheel through the pull ring;

the unloading subassembly is including being located the cylinder and the cutting ferrule of installation riser both sides, the cutting ferrule is located the rolling side of installation riser, the output shaft of cylinder passes installation riser and can drive the cutting ferrule is followed automatic winding axle axial displacement, the cutting ferrule rotates through round pin axle and mounting panel to be connected, the mounting panel with installation riser parallel arrangement and with cylinder output shaft tip fixed connection, the opening orientation of cutting ferrule the rolling dish sets up.

Furthermore, the installation seat is perpendicular to the installation vertical plate, the linear module is arranged on one side, facing the winding disc, of the installation seat, and the yarn guide frame is arranged on the linear module and driven by the linear module to move in a reciprocating linear mode corresponding to the winding section of the winding drum.

Furthermore, the clamping sleeve comprises a first clamping plate and a second clamping plate which are arranged at a certain included angle, the first clamping plate is arranged towards the center of the circle of the rotary table, the second clamping plate is arranged along the vertical direction, the pin shaft is arranged at the connecting end of the two clamping plates, a waist-shaped hole is formed in the connecting end of the second clamping plate and the first clamping plate, and a positioning pin is arranged on the first clamping plate and is positioned in the waist-shaped hole;

first splint set up on the mounting panel and with round pin axle fixed connection, second splint set up on the first splint and with round pin axle rotates to be connected lie in on the mounting panel second splint are kept away from one side of rolling dish is provided with the dog the round pin axle is kept away from the one end of cutting ferrule is provided with the torsional spring, and the drive the cutting ferrule orientation the dog compresses tightly.

Furthermore, an elastic sheet is arranged on the first clamping plate, and the elastic sheet is abutted against one side, far away from the winding disc, of the second clamping plate;

the elastic sheet is fixed at the connecting end of the first clamping plate and the second clamping plate along the vertical direction.

Furthermore, the first baffle with the second baffle all with the carousel is kept away from the semicircle correspondence of arranging the yarn subassembly sets up to the arc first baffle with the symmetry is provided with first swash plate and second swash plate on the second baffle opposite surface, first swash plate with the second swash plate is regarded as respectively first gyro wheel with the second gyro wheel moves to the transition plate of first flange with the second flange.

Furthermore, the first driving assembly comprises a driving wheel, a fixed wheel and a tensioning wheel which are arranged in the same vertical plane with the two driving wheels, the driving wheel is positioned between the two driving wheels, the fixed wheel is positioned between the driving wheel and any one of the driving wheels, and the tensioning wheel is matched with the two driving wheels and is arranged in a triangular structure, and can adjust the distance between the tensioning wheel and the driving wheel;

the driving wheel passes through the drive shaft drive and rotates, just the driving wheel passes through a hold-in range simultaneous drive two the action wheel to and the tight pulley with the take-up pulley rotates, the hold-in range is provided with the double faced tooth, the driving wheel with hold-in range external tooth meshes mutually, two the action wheel, the tight pulley with the take-up pulley all with hold-in range internal tooth meshes mutually.

Further, the second drive assembly include with the fluted disc of the coaxial setting of carousel, the fluted disc is fixed the mounting bracket is kept away from the one end of carousel the bracing piece is kept away from the one end of installation riser is provided with the backup pad be provided with first motor and second motor in the backup pad, first motor passes through the drive of band pulley assembly the drive shaft rotates, the second motor pass through the drive of band pulley assembly with the pinion rotation that the fluted disc meshed mutually.

Furthermore, a guide seat is arranged between the first roller and the second roller on the mounting frame, a guide hole is axially formed in the guide seat along the rotating shaft, and one end, far away from the wire clamping seat, of the pull rod is connected with the guide hole in a sliding mode;

the support is towards the one end of installation riser is provided with the guide bar, just the guide bar stretches into in the guiding hole and rather than sliding connection.

A blanking control method is applied to the reel changing and blanking mechanism and comprises the following steps:

the second driving assembly drives the turntable to rotate anticlockwise, so that the full-roll automatic winding shaft is close to the blanking assembly and the reel changing frame, and meanwhile, the empty-roll automatic winding shaft is close to the yarn discharging assembly;

when the turntable drives the two automatic winding shafts to be close to the same horizontal plane, the fixing seat of the full-winding automatic winding shaft is gradually clamped into the clamping sleeve, and the clamping sleeve is driven to rotate anticlockwise while the opening of the clamping sleeve is gradually opened;

when the turntable rotates to enable the first roller and the second roller to move to the first convex plate and the second convex plate respectively, the first roller drives the wire clamping seat to move towards the turntable and forms a wire clamping groove in cooperation with the fixed seat, and the second roller drives the transmission assembly to be separated from the driving wheel so as to stop the rotating shaft;

keep away from the installation riser through cylinder drive cutting ferrule to drive reel and inflatable shaft sleeve and break away from, rethread cylinder drive cutting ferrule resets.

Further, when the turntable rotates and drives the full-roll automatic winding shaft to contact the cutting sleeve, the first roller and the second roller are respectively contacted with the first baffle and the second baffle;

after the fixing seat of the full-roll automatic winding shaft is clamped into the clamping sleeve, the first roller and the second roller move to the first convex plate and the second convex plate respectively.

Furthermore, an electromagnetic valve and an air guide pipe are arranged on the mounting rack, the electromagnetic valve is arranged corresponding to the second baffle plate, and the electromagnetic valve is communicated with the air guide pipe and respectively communicated with air guide seats on the two automatic winding shafts;

the electromagnetic valve is provided with a trigger wheel and connected with a change-over switch on the electromagnetic valve, the trigger wheel is arranged close to a second roller of any automatic winding shaft and can be connected with the inner ring of the second baffle in a sliding manner under the rotation of the turntable.

The invention has the beneficial effects that:

in the automatic reel changing and blanking winder structure disclosed by the invention, the second driving assembly drives the turntable to rotate anticlockwise, so that the full-reel automatic winding shaft is close to the blanking assembly and the reel changing frame, the fixed seat of the full-reel automatic winding shaft is gradually clamped into the clamping sleeve, and the clamping sleeve is driven to rotate anticlockwise while the opening of the clamping sleeve is gradually opened; after the rotary table rotates to enable the first idler wheel and the second idler wheel to move to the first protruding plate and the second protruding plate respectively, the first idler wheel and the second idler wheel can be driven passively and move close to each other, a wire clamping groove is formed between the wire clamping seat and the air expansion shaft sleeve, the connecting seat is separated from the driving wheel, the mounting vertical plate is kept away from through the air cylinder driving clamping sleeve, the winding drum is driven to be separated from the air expansion shaft sleeve, the automatic reel changing and blanking process of the full-winding drum is finally achieved, the automatic reel changing and blanking process of a manual interference winding machine is reduced, the automatic reel changing and blanking process is suitable for large-scale automatic production, and the yield is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of an automatic take-up reel according to the present invention;

FIG. 2 is a schematic view of an explosion structure of the automatic wind-up reel of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 1;

FIG. 5 is a schematic structural view of an automatic winding shaft in a reel change state according to the present invention;

FIG. 6 is a schematic structural view of a reel changing and blanking mechanism according to the present invention;

FIG. 7 is a schematic view of the mounting of the reel changing stand and the blanking assembly of the present invention;

FIG. 8 is a schematic structural view of a reel changing stand according to the present invention;

FIG. 9 is a schematic structural view of a blanking assembly of the present invention;

FIG. 10 is a schematic view of the rear structure of the blanking assembly of the present invention;

FIG. 11 is a schematic structural view of a take-up reel according to the present invention;

FIG. 12 is a schematic diagram of the timing belt winding of the present invention;

FIG. 13 is a schematic view of the present invention after the automatic wind-up reel is moved to the reel change stand;

fig. 14 is a schematic structural view of the electromagnetic valve of the present invention.

Reference numerals: 1. automatically winding the shaft; 11. a rotating shaft; 111. a gas passage; 112. a reel; 113. a driving wheel; 114. a second half clutch; 115. a second spring; 12. an air expansion shaft sleeve; 121. a fixed seat; 122. a slider; 1221. a sealing part; 1222. a tensioning part; 123. tensioning nails; 124. a tensioning sleeve; 1241. a through hole; 125. a first cavity; 126. a second cavity; 13. a wire clamping seat; 131. a pull rod; 132. a first roller; 14. a gas guide seat; 141. a fixing plate; 15. a transmission assembly; 151. a connecting seat; 1511. a baffle ring; 152. a first half clutch; 153. a limiting seat; 154. a first spring; 16. a driving seat; 161. a pull ring; 162. a support; 163. a second roller; 164. a guide bar; 2. installing a vertical plate; 3. a yarn arranging assembly; 31. a mounting seat; 32. a linear module; 33. a yarn guide frame; 4. a winding disc; 41. a turntable; 42. a mounting frame; 421. a guide seat; 422. a guide hole; 423. an electromagnetic valve; 424. a trigger wheel; 43. a first drive assembly; 431. a drive wheel; 432. a fixed wheel; 433. a tension wheel; 434. a drive shaft; 435. a synchronous belt; 44. a second drive assembly; 441. a fluted disc; 442. a support plate; 5. changing the roll rack; 51. a support bar; 52. a first baffle plate; 521. a first convex plate; 522. a first sloping plate; 53. a second baffle; 531. a second convex plate; 532. a second swash plate; 6. a blanking assembly; 61. a cylinder; 62. a card sleeve; 621. a first splint; 623. a spring plate; 624. a second splint; 625. a kidney-shaped hole; 63. a pin shaft; 631. a torsion spring; 64. mounting a plate; 641. a stopper; 7. wire clamping grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the processing and reproduction process of the carbon fiber yarn, the carbon fiber yarn after fiber expansion is wound by using a winding machine, and continuous winding is realized by alternately using two automatic winding shafts arranged on the winding machine. When the empty winding automatic winding shaft starts to wind, the automatic winding shaft clamps the end part of the wound yarn under the action of external force and starts to spirally wind and wind under the drive of the yarn discharging assembly; when the winding reaches the full-winding state, the clamped yarn end needs to be loosened, and then the full-winding reel is pushed away from the automatic winding shaft through the blanking assembly.

In order to reduce the automatic roll changing and blanking process of a manual interference rolling machine and realize large-scale automatic production and further improve the yield, the invention discloses an automatic rolling shaft which is matched with a roll changing and blanking mechanism on the rolling machine, so that the automatic rolling shaft can automatically stop rolling and rotate after reaching a full-roll state, the clamping of the head end of a rolling yarn is released, and the full-roll winding drum can be conveniently separated from the automatic rolling shaft.

As shown in fig. 1 to 5, an automatic winding shaft 1 includes a rotating shaft 11, an inflatable shaft sleeve 12, a thread clamping seat 13, an air guide seat 14, a transmission assembly 15 and a driving wheel 113, wherein the inflatable shaft sleeve 12, the thread clamping seat 13, the air guide seat 14, the transmission assembly 15 and the driving wheel 113 are sleeved on the rotating shaft 11, an air passage 111 is arranged in the rotating shaft 11 along the axial direction of the rotating shaft and communicates the inflatable shaft sleeve 12 with the air guide seat 14, a winding drum 112 sleeved on the inflatable shaft sleeve is fixed or loosened through the inflatable shaft sleeve 12, the thread clamping seat 13 clamps and fixes a winding start end of a yarn, and the driving wheel 113 drives the rotating shaft 11 to rotate through the transmission assembly 15; the inflatable shaft sleeve 12 and the driving wheel 113 are respectively arranged at two ends of the rotating shaft 11, the inflatable shaft sleeve 12 and the rotating shaft 11 rotate coaxially, the driving wheel 113 is connected with the rotating shaft 11 in a rotating manner, a driving seat 16 is arranged on the outer ring of the transmission assembly 15, the driving seat 16 can drive the transmission assembly 15 to be separated from the driving wheel 113, the wire clamping seat 13 and the rotating shaft 11 rotate coaxially and can move axially, the wire clamping seat 13 is positioned between the inflatable shaft sleeve 12 and the air guide seat 14 and is pressed towards the inflatable shaft sleeve 12, the air guide seat 14 is connected with the rotating shaft 11 in a rotating manner, and a fixing plate 141 which is perpendicular to the axial direction of the rotating shaft 11 is arranged at one end, away from the wire clamping seat 13, of the air guide seat 14; a pull rod 131 is axially arranged on the wire clamping seat 13 along the rotating shaft 11, the pull rod 131 extends towards the direction away from the inflatable shaft sleeve 12, a first roller 132 is arranged at one end of the pull rod 131 away from the wire clamping seat 13, the driving seat 16 comprises a pull ring 161 and a support 162 arranged on the outer ring of the pull ring 161, a second roller 163 is arranged on the support 162 corresponding to the first roller 132, and the rotating axes of the first roller 132 and the second roller 163 are both axially and vertically arranged with the rotating shaft 11.

In a traditional winding machine, two motors are needed to be arranged to respectively drive two winding shafts to realize winding of yarns; however, in the invention, one motor is used for providing winding power for two winding shafts through the transmission of the synchronous belt 435. Specifically, the timing belt 435 is used to continuously maintain the two driving wheels 113 on the two automatic winding shafts 1 to rotate all the time, and the rotation or stall of the automatic winding shafts 1 is adjusted by changing the connection or separation between the driving assembly 15 on the automatic winding shafts 1 and the driving wheels 113.

Further, in the invention, the clamping and fixing of the head end of the wound yarn are realized by moving the yarn clamping seat 13 away from the air-expansion shaft sleeve 12 to form the yarn clamping groove 7 between the air-expansion shaft sleeve and the air-expansion shaft sleeve, and the pull rod 131 and the first roller 132 arranged on the yarn clamping seat 13 can be matched with a reel changing and blanking mechanism to release the clamping of the head end of the wound yarn in the reel changing process.

The transmission component 15 is connected with the driving wheel 113 under the action of the transmission component 15, the transmission component 15 and the rotating shaft 11 rotate coaxially, and after the transmission component is connected with the driving wheel 113, the rotating shaft 11 can be driven by the driving wheel 113 to rotate so as to wind yarns; the outer ring of the transmission assembly 15 is provided with a driving seat 16, a support 162 and a second roller 163 on the driving seat 16 can be matched with a reel-changing and blanking mechanism to release the connection state of the transmission assembly 15 and the driving wheel 113 in the reel-changing process, so that the rotating shaft 11 stops rotating, namely, the winding of the yarn is stopped, and the full-reel 112 can be detached from the automatic winding shaft 1 through the blanking assembly 6 in cooperation with the release of the clamping state of the yarn by the automatic winding shaft 1 at the moment.

The first embodiment is as follows:

as a preferred embodiment of the connection structure between the transmission assembly 15 and the driving wheel 113, as shown in fig. 2 and 3, the transmission assembly 15 and the driving wheel 113 are connected to each other by engaging with a half clutch with teeth at both ends to realize coaxial rotation.

In this embodiment, the transmission assembly 15 includes a connection seat 151, a limiting seat 153 and a first spring 154, the limiting seat 153 is fixedly connected to the rotating shaft 11, the connection seat 151 and the rotating shaft 11 rotate coaxially and can move along an axial direction thereof, two ends of the first spring 154 respectively abut against the limiting seat 153 and the connection seat 151 and press the connection seat 151 towards the driving wheel 113, and a pull ring 161 is disposed on an outer ring of the connection seat 151 and can drive the connection seat 151 to move towards the limiting seat 153; the connecting base 151 and the driver 113 are coaxially rotated after being engaged with each other by means of a half clutch having teeth on both end surfaces, a first half clutch 152 is provided at one end of the connecting base 151 facing the driver 113, and a second half clutch 114 is provided at one end of the driver 113 facing the connecting base 151.

Further, a stop ring 1511 is arranged on the connecting seat 151, the outer diameter of the stop ring 1511 is larger than the inner diameter of the pull ring 161, and the inner diameter of the pull ring 161 is larger than the external dimension of the first half clutch 152; one end of the first spring 154 is abutted against the stop ring 1511, the pull ring 161 is located on one side of the stop ring 1511 facing the driving wheel 113, and the connecting seat 151 is slidably connected with a flat key provided on the rotating shaft 11.

In the specific implementation process, the limiting seat 153 is fixed on the rotating shaft 11 to provide support for the first spring 154, one end of the first spring 154, which is far away from the limiting seat 153, acts on the retaining ring 1511 of the connecting seat 151 to press the connecting seat 151 towards the driving wheel 113, specifically, the first half clutch 152 at the end of the connecting seat 151 is engaged with the second half clutch 114 on the driving wheel 113, so that the driving wheel 113 drives the rotating shaft 11 to rotate through the connecting seat 151, and the yarn is wound. When the reel is wound to a full-reel state, the rotation of the rotating shaft 11 is required to stop, the reel-changing blanking mechanism on the winder is matched with reel-changing rotation, the second roller 163 drives the pull ring 161 to act on the stop ring 1511 to enable the connecting seat 151 to be far away from the driving wheel 113 by acting on the second roller 163, the first spring 154 is further pressed, the first half clutch 152 is separated from the second half clutch 114, the driving wheel 113 still rotates but does not act on the rotating shaft 11 any more, and the stalling brake of the rotating shaft 11 is realized.

Example two:

an air inlet is arranged on the air guide seat 14, so that air is guided to the air expansion shaft sleeve 12 through an air passage 111 in the rotating shaft 11 after being introduced into the air guide seat 14, and the air expansion shaft sleeve 12 can expand, fix or tighten and loosen the winding drum 112. As shown in fig. 4, the air-expansion shaft sleeve 12 includes a fixed seat 121, a sliding block 122, a tension nail 123 and a tension sleeve 124, the tension sleeve 124 is sleeved on outer rings of the sliding block 122 and the fixed seat 121, an open end of the tension sleeve is fixedly connected with the fixed seat 121, the tension sleeve 124 cooperates with the sliding block 122 to form a first closed cavity 125, and a second cavity 126 is formed between the sliding block 122 and the fixed seat 121; the fixing seat 121 is fixedly connected with the rotating shaft 11, the sliding block 122 and the rotating shaft 11 coaxially rotate and can axially move along the rotating shaft, one end of the gas passage 111 is communicated with the first cavity 125, the tensioning nails 123 are circumferentially arranged on the outer ring of the sliding block 122, a plurality of through holes 1241 are formed in the tensioning sleeve 124 corresponding to the tensioning nails 123, and the sliding block 122 moves and can drive the tensioning nails 123 to extend out of or sink into the through holes 1241.

In a specific implementation process, after the air guide assembly is ventilated, air is introduced into the sealed first cavity 125 through the air passage 111 in the rotating shaft 11, and the slider 122 is pushed to move toward the second cavity 126, in this process, the tensioning nail 123 is recessed into the through hole 1241 of the tensioning sleeve 124 along the radial direction of the rotating shaft 11, that is, the tensioning force of the tensioning nail 123 on the reel 112 sleeved on the tensioning sleeve 124 is released, so that the reel 112 is conveniently separated from the tensioning sleeve 124; after the empty reel 112 is replaced on the tension sleeve 124, the air guiding to the first cavity 125 is cancelled, and in the process, the return spring on the rotating shaft 11 of the second cavity 126 drives the slider 122 to return and move, so that the tension nail 123 gradually protrudes out of the outer surface of the through hole 1241 of the tension sleeve 124 and applies tension force to the reel 112 on the tension sleeve 124, thereby completing the tension fixation of the reel 112.

Furthermore, a second spring 115 is sleeved on the rotating shaft 11, and two ends of the second spring 115 are respectively abutted to the air guide seat 14 and the wire clamping seat 13 and can drive the wire clamping seat 13 to compress towards the fixing seat 121. The slider 122 comprises a sealing portion 1221 and a tensioning portion 1222, the sealing portion 1221 contacts with the first cavity 125, one end of the tensioning portion 1222 facing the sealing portion 1221 is arranged in a furled structure, and the outer diameter of the tensioning portion 1222 gradually decreases towards the sealing portion 1221, and the tensioning nail 123 is arranged at one end of the tensioning portion 1222 close to the sealing portion 1221; the tensioning nail 123 is connected with the slider 122 in a sliding manner and moves along the radial direction of the rotating shaft 11 in the moving process of the slider 122, and one end of the tensioning nail 123 far away from the slider 122 is not separated from the through hole 1241.

As a preferred structure of the air guide seat 14 in this embodiment, further referring to fig. 4, a first seal ring, an air guide ring and a second seal ring are sequentially disposed in the air guide seat 14 along the axial direction of the rotating shaft 11, the air guide ring is disposed corresponding to an air inlet on the outer shell of the air guide seat 14, the inner ring and the outer ring of the air guide ring are respectively provided with an outer ring groove and an inner ring groove, so that a first ring cavity is formed between the air guide ring and the inner wall of the shell of the air guide seat 14, a second ring cavity is formed between the air guide ring and the rotating shaft 11, the air passage 111 in the rotating shaft 11 is communicated with the air guide seat 14 through an air hole, and the rotating shaft 11 is rotatably connected with the air guide seat 14; the gas guide ring is arranged to form two ring cavities as transition cavities for introducing gas into the gas passage 111 in the rotating shaft 11, so that the gas can be uniformly and stably introduced into the gas passage 111 from the gas guide seat 14.

Example three:

the invention further discloses a winding machine coil changing and blanking mechanism using the automatic winding shaft 1, and the first roller 132 and the second roller 163 can be driven passively and move close to each other through the matching of the coil changing frame 5 and the coil changing rotation, so that a wire clamping groove 7 is formed between the wire clamping seat 13 and the air expansion shaft sleeve 12, and the connecting seat 151 is separated from the driving wheel 113.

Specifically, as shown in fig. 6 to 14, the reel-changing blanking mechanism includes a mounting riser 2, and a yarn arranging assembly 3, a winding disc 4, a reel-changing frame 5 and a blanking assembly 6 which are arranged on the mounting riser 2, wherein the yarn arranging assembly 3 is arranged on the winding side of the mounting riser 2 and is positioned on one side of the winding disc 4 in the horizontal direction, the reel-changing frame 5 and the blanking assembly 6 are both arranged on the non-winding side of the mounting riser 2 and are both positioned on one side of the winding disc 4 away from the yarn arranging assembly 3 in the horizontal direction, and the reel-changing frame 5 is arranged close to the winding disc 4;

the yarn discharging assembly 3 comprises a mounting seat 31, a linear module 32 and a yarn guide frame 33 which are arranged on the mounting seat, the winding disc 4 comprises a rotary disc 41 and two automatic winding shafts 1 which are oppositely arranged on the rotary disc, the air guide seat 14 is fixedly connected with the winding side of the rotary disc 41 through a fixing plate 141, a mounting frame 42 is arranged on the non-winding side of the rotary disc 41, the automatic winding shafts 1 are rotatably connected with the mounting frame 42, and the two automatic winding shafts 1 and the rotary disc 41 are respectively driven to rotate through a first driving assembly 43 and a second driving assembly 44 which are arranged on the mounting frame 42;

the rewinding frame 5 comprises a supporting rod 51 and a first baffle plate 52 and a second baffle plate 53 arranged on the supporting rod, wherein the first baffle plate 52 and the second baffle plate 53 are both arranged in parallel with the installation vertical plate 2, the first baffle plate 52 is close to the installation vertical plate 2, the rotating axes of a first roller 132 and a second roller 163 are respectively arranged corresponding to the opposite planes of the first baffle plate 52 and the second baffle plate 53, a first convex plate 521 and a second convex plate 531 are respectively arranged on the opposite planes of the first baffle plate 52 and the second baffle plate 53, the rotary disc 41 rotates to enable the first roller 132 and the second roller 163 to be respectively contacted with the opposite planes of the first baffle plate 52 and the second baffle plate 53, after the first roller 132 and the second convex plate 531 are respectively moved to, the first roller 132 drives the wire clamping seat 13 to move towards the installation vertical plate 2 through a pull rod 131, and the second roller 163 drives the transmission assembly 15 to be separated from the driving wheel 113 through the pull ring 161;

unloading subassembly 6 is including being located cylinder 61 and the cutting ferrule 62 of installation riser 2 both sides, and cutting ferrule 62 is located the rolling side of installation riser 2, and the output shaft of cylinder 61 passes installation riser 2 and can drive cutting ferrule 62 along 1 axial displacement of automatic winding axle, and cutting ferrule 62 rotates with mounting panel 64 through round pin axle 63 to be connected, mounting panel 64 with installation riser 2 parallel arrangement and with cylinder 61 output shaft tip fixed connection, the opening of cutting ferrule 62 sets up towards rolling dish 4.

In the specific implementation process, the second driving assembly 44 drives the turntable 41 to rotate anticlockwise, so that the full-winding automatic winding shaft 1 is close to the blanking assembly 6 and the reel changing frame 5, and meanwhile, the empty-winding automatic winding shaft 1 is close to the yarn discharging assembly 3; when the turntable 41 drives the two automatic winding shafts 1 to approach the same horizontal plane, the fixing seat 121 of the full-winding automatic winding shaft 1 is gradually clamped into the clamping sleeve 62, and the clamping sleeve 62 is driven to rotate anticlockwise while the opening of the clamping sleeve 62 is gradually opened; when the turntable 41 rotates to enable the first roller 132 and the second roller 163 to move to the first protruding plate 521 and the second protruding plate 531 respectively, the first roller 132 drives the wire clamping seat 13 to move towards the turntable 41 and forms a wire clamping groove 7 in cooperation with the fixed seat 121, and the second roller 163 drives the transmission assembly 15 to be separated from the driving wheel 113, so that the rotating shaft 11 stops rotating; the clamping sleeve 62 is driven by the cylinder 61 to be far away from the installation vertical plate 2, the winding drum 112 is driven to be separated from the air expansion shaft sleeve 12, and the clamping sleeve 62 is driven by the cylinder 61 to reset.

Example four:

in the invention, the yarn discharging assembly 3 is matched with the automatic winding shaft 1 to spirally wind and wind the yarn on the winding drum 112, so that the yarn is ensured to be uniformly wound; as shown in fig. 6, the mounting seat 31 is perpendicular to the mounting riser 2, the linear module 32 is disposed on a side of the mounting seat 31 facing the winding disc 4, and the yarn guide 33 is disposed on the linear module 32 and driven by the linear module 32 to perform reciprocating linear motion corresponding to the winding area of the winding drum 112.

Example five:

the cutting sleeve 62 comprises a first clamping plate 621 and a second clamping plate 624 which are arranged at a certain included angle, the first clamping plate 621 is arranged towards the center of the circle of the rotating disc 41, the second clamping plate 624 is arranged along the vertical direction, the pin shaft 63 is arranged at the connecting end of the two clamping plates, a kidney-shaped hole 625 is arranged at the connecting end of the second clamping plate 624 and the first clamping plate 621, and a positioning pin is arranged on the first clamping plate 621 and is positioned in the kidney-shaped hole 625; the first clamping plate 621 is arranged on the mounting plate 64 and fixedly connected with the pin 63, the second clamping plate 624 is arranged on the first clamping plate 621 and rotatably connected with the pin 63, a stop 641 is arranged on one side of the mounting plate 64, which is far away from the winding disc 4, of the second clamping plate 624, a torsion spring 631 is arranged at one end of the pin 63, which is far away from the sleeve 62, and the sleeve 62 is driven to compress towards the stop 641. An elastic sheet 623 is arranged on the first clamping plate 621, and the elastic sheet 623 abuts against one side, away from the winding disc 4, of the second clamping plate 624; the elastic sheet 623 is fixed at the connecting end of the first clamping plate 621 and the second clamping plate 624 along the vertical direction.

In the specific implementation process, the included angle between the first clamping plate 621 and the second clamping plate 624 can be slightly opened or closed in the sliding process of the positioning pin along the kidney-shaped hole 625, the second clamping plate 624 can be pressed towards the outer ring of the fixing seat 121 of the automatic winding shaft 1 under the action of the elastic sheet 623, the holding of the opening end of the clamping sleeve 62 to the outer ring of the fixing seat 121 is maintained, and the clamping sleeve 62 can directly act on the end of the winding drum 112 to separate the winding drum 112 from the tensioning sleeve 124.

Further, the first clamping plate 621 is fixedly connected with the pin 63 and drives the first clamping plate 621 to clamp and close towards the second clamping plate 624 under the action of the torsion spring 631, the first clamping plate 621 acts on the kidney-shaped hole 625 through the positioning pin to press the second clamping plate 624 towards the stop 641, and a certain included angle is formed between the first clamping plate 621 and the second clamping plate 624 all the time; torsion spring 631 cooperates dog 641 combined action on cutting ferrule 62, make cutting ferrule 62 not receiving the exogenic action under, its open end can cooperate the reverse rotation of automatic winding axle 1 and with fixing base 121 outer lane chucking, carousel 41 drive automatic winding axle 1 is gone into gradually in the cutting ferrule 62, make the relative mounting panel 64 anticlockwise rotation of cutting ferrule 62 simultaneously, after fixing base 121 goes into cutting ferrule 62 completely, cutting ferrule 62 self also can rotate certain angle, cylinder 61 drives cutting ferrule 62 and accomplishes the unloading of full reel 112 after, cutting ferrule 62 breaks away from and resets under the drive of torsion spring 631 with automatic winding axle 1, prepare the unloading of full reel 112 next time.

Example six:

as a further preferred embodiment of the structure of the rewinding frame 5, as shown in fig. 8 and 13, the first baffle 52 and the second baffle 53 are both provided as arc-shaped plates corresponding to the semicircle of the rotating disc 41 away from the yarn discharging assembly 3, the first sloping plate 522 and the second sloping plate 532 are symmetrically provided on the opposite surfaces of the first baffle 52 and the second baffle 53, and the first sloping plate 522 and the second sloping plate 532 are respectively used as transition plates for the first roller 132 and the second roller 163 to move to the first convex plate 521 and the second convex plate 531, so that the rewinding process is smoothly performed.

Example seven:

as shown in fig. 11 and 12, the first driving assembly 43 includes a driving wheel 431, a fixed wheel 432 and a tensioning wheel 433, which are disposed in the same vertical plane with the two driving wheels 113, the driving wheel 431 is disposed between the two driving wheels 113, the fixed wheel 432 is disposed between the driving wheel 431 and any one of the driving wheels 113, the tensioning wheel 433 is disposed in a triangular structure in cooperation with the two driving wheels 113, and the distance between the tensioning wheel 433 and the driving wheel 431 can be adjusted; the driving wheel 431 is driven to rotate through the driving shaft 434, the driving wheel 431 drives the two driving wheels 113 through a synchronous belt 435 at the same time, the fixed wheel 432 and the tension wheel 433 rotate, the synchronous belt 435 is provided with double-sided teeth, the driving wheel 431 is meshed with the outer teeth of the synchronous belt 435, and the two driving wheels 113, the fixed wheel 432 and the tension wheel 433 are all meshed with the inner teeth of the synchronous belt 435.

The wrap angle between the synchronous belt 435 and the driving wheel 431 can be further increased by the aid of the fixed wheel 432, driving force is increased, the tension of the synchronous belt 435 can be enhanced by adjusting the tension wheel 433, and driving force of the synchronous belt 435 on the driving wheel 113 is further enhanced. The double-sided toothed synchronous belt 435 is adopted to match with the position structures of the driving wheel 431, the fixed wheel 432, the tension wheel 433 and the two driving wheels 113, so that complicated mechanical transmission is avoided, the driving wheels 113 on the two automatic winding shafts 1 can rotate simultaneously through the synchronous belt 435, and the rotation of the automatic winding shafts 1 and the stop of the wound automatic winding shafts 1 can be controlled under the action of the clutch.

Further, the second driving assembly 44 includes a toothed disc 441 coaxially disposed with the rotary disc 41, the toothed disc 441 is fixed at an end of the mounting frame 42 away from the rotary disc 41, a supporting plate 442 is disposed at an end of the supporting rod 51 away from the mounting riser 2, a first motor and a second motor are disposed on the supporting plate 442, the first motor drives the driving shaft 434 to rotate through the belt pulley assembly, and the second motor drives a pinion engaged with the toothed disc 441 to rotate through the belt pulley assembly.

Further, a guide seat 421 is arranged on the mounting frame 42 between the first roller 132 and the second roller 163, a guide hole 422 is axially formed in the guide seat 421 along the rotating shaft 11, and one end of the pull rod 131, which is far away from the wire clamping seat 13, is slidably connected with the guide hole 422; a guide rod 164 is provided at the end of the support 162 facing the mounting riser 2, and the guide rod 164 extends into and is slidably connected to the guide hole 422.

Example eight:

in this embodiment, as an optimized implementation step of the reel-changing and blanking control method in the third embodiment, specifically, when the turntable 41 rotates and drives the full-reel automatic winding shaft 1 to contact with the sleeve 62, the first roller 132 and the second roller 163 contact with the first baffle 52 and the second baffle 53 respectively; after the fixing seat 121 of the full winding automatic winding shaft 1 is clamped into the clamping sleeve 62, the first roller 132 and the second roller 163 move to the first convex plate 521 and the second convex plate 531 respectively.

Further, an electromagnetic valve 423 and an air duct are arranged on the mounting rack 42, the electromagnetic valve 423 is arranged corresponding to the second baffle 53, and the electromagnetic valve 423 is communicated with the air duct and is respectively communicated with the air guide seats 14 on the two automatic winding shafts 1; the solenoid valve 423 is provided with a trigger wheel 424 and connected to a switch on the solenoid valve 423, and the trigger wheel 424 is disposed near the second roller 163 of any one of the auto-winding shafts 1 and is slidably connected to the inner ring of the second shutter 53 by the rotation of the turntable 41. After the trigger wheel 424 contacts with the inner ring of the second baffle 53, the trigger wheel 424 triggers the switch of the electromagnetic valve 423 to ventilate the air guide seat 14 on the automatic winding shaft 1 moving to the reel changing rack 5, so as to release the tension fixation of the tension nail 123 on the reel 112, thereby facilitating the separation of the full reel 112 from the tension sleeve 124.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (17)

1. An automatic winding shaft is characterized by comprising a rotating shaft, an air expansion shaft sleeve, a wire clamping seat, an air guide seat, a transmission assembly and a driving wheel, wherein the air expansion shaft sleeve, the wire clamping seat, the air guide seat, the transmission assembly and the driving wheel are sleeved on the rotating shaft;

the pneumatic expansion shaft sleeve and the driving wheel are respectively arranged at two ends of the rotating shaft, the pneumatic expansion shaft sleeve and the rotating shaft rotate coaxially, the driving wheel is connected with the rotating shaft in a rotating manner, a driving seat is arranged on the outer ring of the transmission assembly and can drive the transmission assembly to be separated from the driving wheel, the wire clamping seat and the rotating shaft rotate coaxially and can move axially, the wire clamping seat is located between the pneumatic expansion shaft sleeve and the air guide seat and is pressed towards the pneumatic expansion shaft sleeve, the air guide seat is connected with the rotating shaft in a rotating manner, and a fixing plate which is perpendicular to the axial direction of the rotating shaft is arranged at one end, away from the wire clamping seat, of the air guide seat;

the wire clamping seat is provided with a pull rod along the axial direction of the rotating shaft, the pull rod extends towards the direction away from the inflatable shaft sleeve, a first roller is arranged at one end, away from the wire clamping seat, of the pull rod, the driving seat comprises a pull ring and a support arranged on the outer ring of the pull ring, a second roller is arranged on the support corresponding to the first roller, and the rotating axes of the first roller and the second roller are perpendicular to the axial direction of the rotating shaft.

2. The automatic winding shaft according to claim 1, wherein the transmission assembly comprises a connecting seat, a limiting seat and a first spring, the limiting seat is fixedly connected with the rotating shaft, the connecting seat rotates coaxially with the rotating shaft and can move axially, two ends of the first spring are respectively abutted against the limiting seat and the connecting seat and press the connecting seat towards the driving wheel, and the pull ring is arranged on an outer ring of the connecting seat and can drive the connecting seat to move towards the limiting seat;

the connecting seat and the driving wheel coaxially rotate after being mutually embedded through half clutches with teeth on two end faces, a first half clutch is arranged at one end, facing the driving wheel, of the connecting seat, and a second half clutch is arranged at one end, facing the connecting seat, of the driving wheel.

3. The automatic winding shaft according to claim 2, wherein a stopper ring is provided on the connecting seat, an outer diameter of the stopper ring is larger than an inner diameter of the pull ring, and the inner diameter of the pull ring is larger than an outer dimension of the first half clutch;

one end of the first spring is abutted to the retaining ring, the pull ring is located on one side, facing the driving wheel, of the retaining ring, and the connecting seat is in sliding connection with a flat key arranged on the rotating shaft.

4. The automatic winding shaft according to claim 1, wherein the inflatable shaft sleeve comprises a fixed seat, a sliding block, an inflatable nail and an inflatable sleeve, the inflatable sleeve is sleeved on the outer ring of the sliding block and the fixed seat, the open end of the inflatable sleeve is fixedly connected with the fixed seat, the inflatable sleeve is matched with the sliding block to form a closed first cavity, and a second cavity is formed between the sliding block and the fixed seat;

the fixed seat is fixedly connected with the rotating shaft, the sliding block and the rotating shaft coaxially rotate and can axially move along the rotating shaft, one end of the gas passage is communicated with the first cavity, a plurality of tensioning nails are arranged on the outer ring of the sliding block in the circumferential direction, a plurality of through holes are formed in the tensioning sleeve corresponding to the tensioning nails, and the sliding block moves and can drive the tensioning nails to extend out of or sink into the through holes.

5. The automatic winding shaft according to claim 4, wherein a second spring is sleeved on the rotating shaft, and two ends of the second spring are respectively abutted to the air guide seat and the wire clamping seat and can drive the wire clamping seat to press towards the fixed seat.

6. The automatic winding shaft according to claim 4, wherein the slider comprises a sealing portion and a tensioning portion, the sealing portion is in contact with the first cavity, the tensioning portion is arranged in a furled structure towards one end of the sealing portion, the outer diameter of the tensioning portion is gradually reduced towards the sealing portion, and the tensioning nail is arranged at one end of the tensioning portion close to the sealing portion;

the tensioning nail is connected with the sliding block in a sliding mode and moves along the rotating shaft in the radial direction in the moving process of the sliding block, and one end, far away from the sliding block, of the tensioning nail is not separated from the through hole.

7. A reel changing and blanking mechanism is characterized by comprising an installation vertical plate, and a yarn arranging assembly, a winding disc, a reel changing frame and a blanking assembly which are arranged on the installation vertical plate, wherein the yarn arranging assembly is arranged on the winding side of the installation vertical plate and is positioned on one side of the winding disc in the horizontal direction, the reel changing frame and the blanking assembly are both arranged on the non-winding side of the installation vertical plate and are both positioned on one side of the winding disc away from the yarn arranging assembly in the horizontal direction, and the reel changing frame is arranged close to the winding disc;

the yarn discharging assembly comprises a mounting seat, and a linear module and a yarn guide frame which are arranged on the mounting seat, the winding disc comprises a rotary disc and two automatic winding shafts which are oppositely arranged on the winding disc and are in accordance with claim 2, the air guide seat is fixedly connected with the winding side of the rotary disc through the fixed plate, a mounting frame is arranged on the non-winding side of the rotary disc, the automatic winding shafts are rotatably connected with the mounting frame, and the two automatic winding shafts and the rotary disc are respectively driven to rotate through a first driving assembly and a second driving assembly which are arranged on the mounting frame;

the reel changing frame comprises a supporting rod, a first baffle and a second baffle which are arranged on the supporting rod, the first baffle and the second baffle are both arranged in parallel with the mounting vertical plate, the first baffle is close to the mounting vertical plate, the rotating axes of the first roller and the second roller are respectively arranged corresponding to the opposite planes of the first baffle and the second baffle, a first convex plate and a second convex plate are respectively arranged on the opposite planes of the first baffle plate and the second baffle plate, the rotating disc rotates to enable the first roller and the second roller to be respectively contacted with the first baffle and the second baffle in opposite planes, after the first convex plate and the second convex plate are respectively moved, the first roller drives the wire clamping seat to move towards the mounting vertical plate through the pull rod, and the second roller drives the transmission assembly to be separated from the driving wheel through the pull ring;

the unloading subassembly is including being located the cylinder and the cutting ferrule of installation riser both sides, the cutting ferrule is located the rolling side of installation riser, the output shaft of cylinder passes installation riser and can drive the cutting ferrule is followed automatic winding axle axial displacement, the cutting ferrule rotates through round pin axle and mounting panel to be connected, the mounting panel with installation riser parallel arrangement and with cylinder output shaft tip fixed connection, the opening orientation of cutting ferrule the rolling dish sets up.

8. The roll-changing and blanking mechanism according to claim 7, wherein the mounting seat is arranged perpendicular to the mounting riser, the linear module is arranged on a side of the mounting seat facing the winding disc, and the creel is arranged on the linear module and driven by the linear module to perform reciprocating linear motion corresponding to the winding section of the winding drum.

9. The coil changing and blanking mechanism according to claim 7, wherein the clamping sleeve comprises a first clamping plate and a second clamping plate which are arranged at a certain included angle, the first clamping plate is arranged towards the center of the rotary table, the second clamping plate is arranged along the vertical direction, the pin shaft is arranged at the connecting end of the two clamping plates, a kidney-shaped hole is formed in the connecting end of the second clamping plate and the first clamping plate, and a positioning pin is arranged on the first clamping plate and is positioned in the kidney-shaped hole;

first splint set up on the mounting panel and with round pin axle fixed connection, second splint set up on the first splint and with round pin axle rotates to be connected lie in on the mounting panel second splint are kept away from one side of rolling dish is provided with the dog the round pin axle is kept away from the one end of cutting ferrule is provided with the torsional spring, and the drive the cutting ferrule orientation the dog compresses tightly.

10. The roll-changing blanking mechanism according to claim 9, wherein a spring plate is arranged on the first clamping plate, and the spring plate abuts against one side of the second clamping plate away from the winding disc;

the elastic sheet is fixed at the connecting end of the first clamping plate and the second clamping plate along the vertical direction.

11. The roll changing and blanking mechanism according to claim 7, wherein the first baffle and the second baffle are both provided with arc-shaped plates corresponding to a semicircle of the rotary disc away from the yarn arranging assembly, a first inclined plate and a second inclined plate are symmetrically provided on the opposite surfaces of the first baffle and the second baffle, and the first inclined plate and the second inclined plate are respectively used as transition plates for the first roller and the second roller to move to the first convex plate and the second convex plate.

12. The roll-changing and blanking mechanism according to claim 7, wherein the first driving assembly comprises a driving wheel, a fixed wheel and a tension wheel which are arranged in the same vertical plane with the two driving wheels, the driving wheel is positioned between the two driving wheels, the fixed wheel is positioned between the driving wheel and any one of the driving wheels, the tension wheel is arranged in a triangular structure in cooperation with the two driving wheels, and the distance between the tension wheel and the driving wheel can be adjusted;

the driving wheel passes through the drive shaft drive and rotates, just the driving wheel passes through a hold-in range simultaneous drive two the action wheel to and the tight pulley with the take-up pulley rotates, the hold-in range is provided with the double faced tooth, the driving wheel with hold-in range external tooth meshes mutually, two the action wheel, the tight pulley with the take-up pulley all with hold-in range internal tooth meshes mutually.

13. The coil changing and blanking mechanism according to claim 12, wherein the second driving assembly includes a fluted disc coaxially disposed with the rotary disc, the fluted disc is fixed to an end of the mounting frame away from the rotary disc, a supporting plate is disposed at an end of the supporting rod away from the mounting riser, a first motor and a second motor are disposed on the supporting plate, the first motor drives the driving shaft to rotate through the belt pulley assembly, and the second motor drives a pinion engaged with the fluted disc to rotate through the belt pulley assembly.

14. The coil changing and blanking mechanism according to claim 7, wherein a guide seat is arranged on the mounting frame between the first roller and the second roller, a guide hole is formed in the guide seat along the axial direction of the rotating shaft, and one end of the pull rod, which is far away from the wire clamping seat, is connected with the guide hole in a sliding manner;

the support is towards the one end of installation riser is provided with the guide bar, just the guide bar stretches into in the guiding hole and rather than sliding connection.

15. A blanking control method is applied to the roll changing and blanking mechanism of any one of the claims 7 to 14, and is characterized by comprising the following steps:

the second driving assembly drives the turntable to rotate anticlockwise, so that the full-roll automatic winding shaft is close to the blanking assembly and the reel changing frame, and meanwhile, the empty-roll automatic winding shaft is close to the yarn discharging assembly;

when the turntable drives the two automatic winding shafts to be close to the same horizontal plane, the fixing seat of the full-winding automatic winding shaft is gradually clamped into the clamping sleeve, and the clamping sleeve is driven to rotate anticlockwise while the opening of the clamping sleeve is gradually opened;

when the turntable rotates to enable the first roller and the second roller to move to the first convex plate and the second convex plate respectively, the first roller drives the wire clamping seat to move towards the turntable and forms a wire clamping groove in cooperation with the fixed seat, and the second roller drives the transmission assembly to be separated from the driving wheel so as to stop the rotating shaft;

keep away from the installation riser through cylinder drive cutting ferrule to drive reel and inflatable shaft sleeve and break away from, rethread cylinder drive cutting ferrule resets.

16. The blanking control method of claim 15, wherein when the turntable rotates and drives the full-lap automatic winding shaft to contact the cutting sleeve, the first roller and the second roller contact the first baffle plate and the second baffle plate respectively;

after the fixing seat of the full-roll automatic winding shaft is clamped into the clamping sleeve, the first roller and the second roller move to the first convex plate and the second convex plate respectively.

17. The blanking control method of claim 15, wherein an electromagnetic valve and an air duct are arranged on the mounting frame, the electromagnetic valve is arranged corresponding to the second baffle plate, the electromagnetic valve is communicated with the air duct and is respectively communicated with the air guide seats on the two automatic winding shafts;

the electromagnetic valve is provided with a trigger wheel and connected with a change-over switch on the electromagnetic valve, the trigger wheel is arranged close to a second roller of any automatic winding shaft and can be connected with the inner ring of the second baffle in a sliding manner under the rotation of the turntable.

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