CN120135877A

CN120135877A - A wear-resistant doubling yarn guide hook and doubling and undoing device

Info

Publication number: CN120135877A
Application number: CN202510554356.8A
Authority: CN
Inventors: 蔡赟; 季承; 许海燕; 叶争
Original assignee: WUXI CHANGJIANG PRECISION TEXTILE CO Ltd
Current assignee: WUXI CHANGJIANG PRECISION TEXTILE CO Ltd
Priority date: 2025-04-29
Filing date: 2025-04-29
Publication date: 2025-06-13
Anticipated expiration: 2045-04-29
Also published as: CN120135877B

Abstract

The invention relates to the technical field of yarn guiding and doubling equipment, and particularly provides an anti-abrasion doubling yarn guiding hook and doubling and drawing-back equipment. The doubling and unwinding device comprises a frame body assembly, two yarn guiding assemblies, two differential roller assemblies, two primary tensioning assemblies, two buffering doubling assemblies and two winding and rewinding assemblies. The yarn guide device can effectively solve the problem of abrasion of the yarn guide rod, save cost, simultaneously slow down abrasion, reduce the bifurcation problem caused by the abrasion of the yarn guide rod, further ensure uniform tightening and tension stabilization of yarns in the process of doubling and drawing back, realize accurate tension control and automatic real-time dynamic adjustment and monitoring through the cooperative monitoring and control of a plurality of sensors and a plurality of motors, and can absorb and buffer vibration, reduce loosening, breakage or slipping of the yarns caused by vibration, and improve the stability of the yarns.

Description

Wear-resistant doubling yarn guide hook and doubling and drawing-back equipment

Technical Field

The invention relates to the technical field of yarn guiding and doubling equipment, and particularly provides an anti-abrasion doubling yarn guiding hook and doubling and drawing-back equipment.

Background

A doubling draw back device is a device that unwinds multiple yarns from a package (e.g., a bobbin, cop) and mechanically merges the yarns into a composite yarn. However, in the existing equipment, mechanical vibration is large during unwinding and merging, yarn damage is caused, the precision of a tensioner is low, dynamic change of yarns cannot be responded in real time, tension difference occurs during merging of a plurality of yarns, and then broken ends, weak twists or uneven yarn thickness are caused. In addition, during the doubling process, the yarn is greatly damaged by friction on the yarn guide rod due to the high-speed running of the yarn. The existing yarn guide rod is seriously worn after being used for 1-1.5 years, and the existing yarn guide rod needs to be detached for chromium plating. The work load of disassembling and assembling the yarn guide rod is larger, and the cost of chrome plating is higher. Meanwhile, the worn yarn guide rod is easy to cause bifurcation, and the quality of yarn is seriously affected.

Disclosure of Invention

Based on this, it is necessary to provide an anti-wear doubling guide hook and a doubling and unwinding device, so as to solve at least one technical problem in the background art.

The utility model provides an abrasionproof decreases doubling and leads yarn hook, includes hook seat, U-shaped guide bar and abrasionproof porcelain tube, and U-shaped guide bar inboard is installed in the hook seat outside, and the abrasionproof porcelain tube is established and is installed in U-shaped guide bar one end.

The doubling and drawing equipment comprises a frame body component, two yarn guiding components, two differential roller components, two primary tension components, two buffer doubling components and two winding and taking-up components, wherein the frame body component comprises a mounting shell, two yarn guiding inner frames, two doubling transverse plates and two doubling risers, a hollow cavity is formed in the mounting shell, two preset mounting grooves and two longitudinal sliding holes are concavely formed in the top of the outer side of the mounting shell along the length direction, the longitudinal sliding holes are arranged on the adjacent preset mounting grooves, two first rotating holes are concavely formed in the top of the outer side of the mounting shell, two second rotating holes are concavely formed in the middle of the outer side of the mounting shell, and are respectively positioned below the two preset mounting grooves, two yarn guiding mounting rotary tables are respectively convexly arranged in the outer side of the mounting shell, two yarn guiding inner frames are respectively arranged at two ends of the hollow cavity, two primary tension rotating tables Zhang Zhuaitong are respectively arranged at two sides of the middle of each yarn guiding inner frame adjacent to one end of the preset mounting grooves, the outer side of the two yarn guiding transverse plates are respectively arranged at the bottom of the two preset mounting grooves, the two yarn guiding transverse plates are respectively arranged at the bottom surfaces of the two preset mounting grooves, the two longitudinal sliding holes are respectively arranged adjacent to the two guide hook components, the two guide hook components are respectively arranged at the two ends of the two end groups and are respectively arranged at the two ends of the two end of the yarn guiding roller components, the two end groups are respectively arranged at intervals between the two end of the two end groups and are respectively arranged at the top of the two end of the yarn guiding roller components, and are arranged at intervals between the two end of the two end groups respectively, and are arranged at the top of the end of the yarn frame respectively, the two primary tensioning assemblies are respectively arranged at the two ends of the outer sides of the two yarn guide inner frames and the mounting outer shell, the two buffering doubling assemblies are respectively arranged in the two doubling risers, and the two winding and taking-up assemblies are respectively arranged in the two doubling transverse plates and the two doubling risers.

As a further improvement of the invention, an L-shaped plate is convexly arranged at one end of the bottom of the outer side of each parallel vertical plate, which is adjacent to the longitudinal sliding hole, a preset air outlet rotating hole is concavely arranged at the other end of the bottom of the outer side of each parallel vertical plate, a buffer rotating hole is concavely arranged at the bottom of the outer side of each parallel vertical plate, the buffer rotating hole is positioned between the L-shaped plate and the preset air outlet rotating hole, a torsion spring rotating shaft is convexly arranged at one end of the top of the outer side of each parallel vertical plate, which is far away from the longitudinal sliding hole, a cylinder mounting table is convexly arranged at the other end of the top of the outer side of each parallel vertical plate, a parallel cylinder table is convexly arranged at the top of the outer side of each parallel vertical plate, the parallel cylinder table is positioned between the torsion spring rotating shaft and the cylinder mounting table, and a pressing plate is arranged at one end of the middle of the outer side of each parallel vertical plate, which is adjacent to the longitudinal sliding hole.

As a further improvement of the invention, each differential roller assembly comprises a first driving motor, a second driving motor, a first speed reducer, a second speed reducer and a differential roller element, wherein the first driving motor is arranged at one end of the bottom of the yarn guiding inner frame far away from a preset mounting groove, the second driving motor is arranged at the other end of the bottom of the yarn guiding inner frame, the first speed reducer is arranged at one end of the top of the yarn guiding inner frame far away from the preset mounting groove, a first transmission belt is sleeved between the input end of the first speed reducer and the output shaft of the first driving motor, the second speed reducer is arranged in the yarn guiding inner frame, a second transmission belt is sleeved between the input end of the second speed reducer and the output shaft of the second driving motor, and the differential roller element is arranged in the first rotating hole.

As a further improvement of the invention, the differential roller element comprises a fixed mounting cylinder, a differential hollow rotating shaft, a first driving wheel, a first differential rotating cylinder, a heavy vertical fixed cylinder, a differential rotating shaft, a second driving wheel, a second differential rotating cylinder and a reversing regulating rotating wheel, wherein the inner side of the outer wall of the fixed mounting cylinder is arranged in a first rotating hole, a fixed mounting rotating ring is convexly arranged on the outer side of the outer wall of the fixed mounting cylinder, the middle part of the outer wall of the differential hollow rotating shaft is rotatably arranged on the inner wall of the fixed mounting cylinder, the inner wall of the first driving wheel is arranged on the inner side of the outer wall of the differential hollow rotating shaft, a third driving belt is sleeved between the first driving wheel and the output end of the second speed reducer, the first differential rotating cylinder is arranged on the outer side of the outer wall of the differential hollow rotating shaft, a first differential rotating ring is convexly arranged on the outer edge of the inner side of the first differential rotating ring, a first differential rotating cylinder is convexly arranged on the outer side of the fixed mounting rotating ring, the inner wall of the heavy vertical fixed cylinder is rotationally arranged on the outer side of the outer wall of the differential hollow rotating shaft, a heavy vertical ring is convexly arranged on the outer wall of the heavy vertical fixed cylinder, a heavy vertical block is arranged on the outer side of the heavy vertical ring, a fixed heavy vertical cylinder is arranged on the outer wall of the heavy vertical ring, a first differential rotating ring is rotationally arranged on the inner side of the inner wall of the fixed heavy vertical cylinder, a bottom vertical plate is convexly arranged at one end of the bottom of the outer wall of the heavy vertical ring, a transverse strip-shaped sliding groove is concavely arranged at the bottom of the bottom vertical plate, a reversing adjusting rotating wheel is slidingly arranged in the transverse strip-shaped sliding groove, the middle part of the outer wall of the differential rotating shaft is rotationally arranged on the inner wall of the differential hollow rotating shaft, a second driving wheel is internally arranged on the inner side of the outer wall of the differential rotating shaft, a fifth driving belt is sleeved between the second driving wheel and the output end of the first speed reducer, the second differential rotating cylinder is arranged on the outer side of the outer wall of the differential rotating shaft, a second Shi Cha rotating ring is convexly arranged on the outer wall of the second differential rotating cylinder, the first difference applying swivel inner side outer fringe is protruding to be equipped with second Shi Cha rotary drum, and the inboard of second Shi Cha rotary drum outer wall rotates the outside of installing in the heavy section of thick bamboo inner wall of fixed.

As a further improvement of the invention, each primary tension assembly comprises a fixed reversing column, a fixed reversing rotating wheel, a primary Shi Zhang cylinder, a primary Shi Zhang rotating shaft, a primary Shi Zhang rotating arm and a primary Zhang Zhuailun, wherein the inner end of the fixed reversing column is arranged at the bottom of the outer side of the installation shell, the fixed reversing rotating wheel is rotatably arranged at the outer end of the fixed reversing column, the top of the primary Zhang Qigang is rotatably arranged at the inner side of the top of the yarn guiding inner frame adjacent to one end of a preset installation groove, two ends of the primary Zhang Zhuaizhou are rotatably arranged in the two primary Zhang Zhuaitong respectively, one side of the inner end of the primary Zhang Zhuaizhou is rotatably connected with an output shaft of the primary Zhang Qigang, the outer end of the primary Zhang Zhuaizhou is arranged outside the installation shell in a penetrating way through a second rotating hole, one end of the primary Zhang Zhuaibei is connected with the outer end of the primary Zhang Zhuaizhou, and the primary Shi Zhang rotating wheel is rotatably arranged at the other end of the primary Shi Zhang rotating arm.

As a further improvement of the invention, each buffer doubling component comprises a doubling guide rod, a first tension roller, a second Shi Zhanggun, a buffer element, a torsion spring rotating column and a buffer motor, wherein the inner end of the doubling guide rod is rotatably arranged at the top of the L-shaped plate, the first tension roller and the second Shi Zhanggun are both arranged at the outer bottom of the doubling vertical plate and are adjacent to one end of the longitudinal sliding hole, the first tension roller is arranged adjacent to the doubling guide rod, the buffer element is arranged in the buffering rotating hole, the inner end of the torsion spring rotating column is rotatably arranged at the outer bottom of the doubling vertical plate through the torsion spring, the torsion spring rotating column is arranged above the buffer element and the second Shi Zhanggun, the top of the torsion spring rotating column is convexly provided with a doubling sensor, the torsion spring rotating column is convexly provided with a pressing hook adjacent to one end of the longitudinal sliding hole, the middle part of the pressing hook is provided with a Shi Zhang sensor, the buffer motor is arranged at the inner bottom of the doubling vertical plate, an output shaft of the buffer motor is arranged outside the doubling vertical plate in a penetrating way through a preset air outlet rotating hole, a third output wheel is arranged on the output shaft of the buffer motor, and two sides of the third output wheel are respectively provided with rotating leaves.

As a further improvement of the invention, the buffer element comprises a buffer mounting cylinder, a rotating cylinder, an air outlet hollow pipe, a rotating disk, an elastic air outlet cylinder and a sliding ring, wherein the middle part of the outer wall of the buffer mounting cylinder is arranged in a buffer rotating hole, the inner side of the outer wall of the rotating cylinder is rotatably arranged on the inner side and the outer side of the buffer mounting cylinder, an input rotating wheel is convexly arranged in the middle part of the outer wall of the rotating cylinder, a fourth transmission belt is sleeved between the input rotating wheel and a third output wheel, the inner side of the outer wall of the air outlet hollow pipe is arranged on the inner side of the inner wall of the buffer mounting cylinder, the outer side of the outer wall of the air outlet hollow pipe is rotatably arranged in the rotating cylinder, a semicircular connecting plate is convexly arranged on the outer side of the air outlet hollow pipe, the middle part of the inner side of the rotating disk is rotatably arranged in the semicircular connecting plate, the outer side of the elastic air outlet cylinder is arranged on the outer side of the rotating disk, the inner wall of the sliding ring is slidably arranged on the outer side of the outer wall of the rotating cylinder, the outer side of the sliding ring is connected with the inner side of the elastic air outlet cylinder, and a plurality of restoring springs are arranged between the inner side of the sliding ring and the outer side of the input rotating wheel along the circumferential direction at intervals.

As a further improvement of the invention, each winding and taking-up assembly comprises two first doubling rollers, a doubling pressing arm, a doubling pressing wheel, a doubling adjusting cylinder, a second doubling roller, a third doubling roller, a pressing cylinder, two pressing sliding columns and a taking-up element, wherein the two first doubling rollers are respectively arranged at one end of the top of the outer side of the doubling vertical plate, which is far away from a longitudinal sliding hole, the one end of the doubling pressing arm is rotatably arranged at the outer side of a torsion spring rotating shaft through a torsion spring, the doubling pressing wheel is arranged at the other end of the doubling pressing arm and is positioned above the position between the two first doubling rollers, the doubling adjusting cylinder is arranged in a doubling cylinder platform, an adjusting rotating wheel is arranged on an output shaft at the bottom of the doubling adjusting cylinder, the second doubling roller is rotatably arranged at the top of the outer side of the doubling vertical plate, the third doubling roller is rotatably arranged at the middle of the outer side of the doubling vertical plate and is adjacent to one end of the longitudinal sliding hole, the two pressing sliding columns are respectively arranged at the top of the outer side of the doubling vertical plate and are positioned above two ends of the pressing vertical plate, the top of the pressing cylinder is arranged at the bottom of the cylinder mounting platform, an inner side sliding bar is convexly arranged on an output shaft at the bottom of the pressing cylinder, the bottom of the pressing cylinder is respectively arranged at the inner side sliding bar, the sliding bar is respectively arranged at the inner side of the sliding bar and is adjacent to the two ends of the two sliding bar and is arranged at the two sides adjacent to the longitudinal sliding holes.

As a further improvement of the invention, the wire collecting element comprises a wire collecting sliding table, a wire collecting air cylinder, a wire collecting motor, a wire collecting roller and a guide head, wherein the wire collecting sliding table is arranged at one end of the wire collecting transverse plate adjacent to the longitudinal sliding hole, one end of the wire collecting air cylinder is arranged in the wire collecting sliding table, the wire collecting motor is slidably arranged on the wire collecting sliding table, the bottom of the wire collecting motor is connected with an output shaft of the wire collecting air cylinder, one end of the wire collecting roller is arranged on the output shaft of the wire collecting motor, the outer end of the wire collecting roller penetrates through the longitudinal sliding hole and is convexly arranged outside the mounting shell, and the guide head is arranged at one end of the pressing plate adjacent to the longitudinal sliding hole.

The beneficial effects of the invention are as follows:

1. According to the technical scheme, the problem of yarn guide rod abrasion can be effectively solved, the chromium plating is not required to be periodically detached, the cost is saved, meanwhile, in the aspect of yarn production quality, abrasion can be slowed down, the bifurcation problem caused by yarn guide rod abrasion is reduced, the quality of yarn products is improved, in addition, the yarn can be ensured to be uniformly stretched and tension stably in the yarn doubling and drawing back process, accurate tension control and automatic real-time dynamic adjustment and monitoring are realized through the cooperative monitoring and control of a plurality of sensors and a plurality of motors, the twisting uniformity in the yarn doubling process is ensured, the quality and the production efficiency of the yarns are effectively improved, and the uniformity, the strength and the surface quality of the yarns are ensured.

2. The device can effectively moisten, reduce the risk of yarn drying and brittle failure, remarkably reduce yarn breakage, improve production continuity and yarn quality, simultaneously, cooperate with air flow to blow away redundant moisture in time, prevent the accumulation of moistened spray around the elastic air outlet tube from causing local excessive moisture, avoid the performance reduction or adhesion of the yarn due to excessive moisture, and in addition, the device can absorb and buffer vibration, reduce the loosening, breakage or slipping of the yarn due to vibration, and improve the stability of the yarn.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is an internal schematic diagram of an embodiment of the present invention.

FIG. 3 is a schematic view of a portion of an embodiment of the present invention.

Fig. 4 is an internal schematic view of a differential roller member in an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a doubling cross plate, a doubling riser, a buffering doubling assembly and a winding and rewinding assembly according to an embodiment of the invention.

Fig. 6 is a schematic perspective view of a doubling cross plate, a doubling riser, a buffer doubling assembly and a winding and rewinding assembly according to another embodiment of the present invention.

FIG. 7 is an internal schematic view of a cushioning element according to an embodiment of the present invention.

In the figure:

10. A hook seat; 11, a U-shaped yarn guide rod; 12, an anti-abrasion porcelain tube; the frame assembly 21, mounting housing 22, carrier inner frame 23, doubling cross plate 24, doubling vertical plate 211, hollow cavity 212, preset mounting groove 213, longitudinal sliding hole 214, first rotating hole 216, yarn guiding mounting rotary table 221, primary Shi Zhang rotary drum 210, tension detector 241, L-shaped plate 242, preset air outlet rotating hole 243, torsion spring rotary shaft 244, cylinder mounting table 245, buffer rotary hole 246, doubling cylinder table 247, pressure plate 30, yarn guiding assembly 31, yarn guiding roller 32, yarn guiding hook group 40, differential roller assembly 41, first driving motor 42, second driving motor 43, first speed reducer 44, first speed reducer 45, differential roller element 41, first driving belt 41, second driving belt 441, second driving belt 451, second driving belt 452, fixed mounting drum 452, differential hollow rotary shaft 453, first driving wheel 454, first differential rotary drum 455, heavy vertical drum fixed drum, vertical drum roll seat, vertical drum 58, second driving belt seat, vertical drum seat, rotating drum, rotating drum rotating, torsion spring rotating post, 66, buffer motor, 651, doubling sensor, 652, line pressing hook, 653, shi Zhang sensor, 661, third output wheel, 662, rotating blade, 641, buffer installation cylinder, 642, rotating cylinder, 643, air outlet hollow tube, 644, rotating disc, 645, elastic air outlet cylinder, 646, sliding ring, 647, input rotating wheel, 648, semicircle connecting plate, 649, return spring, 70, winding assembly, 71, first doubling roller, 72, doubling pressing arm, 73, doubling pressing roller, 74, doubling adjusting cylinder, 75, second doubling roller, 76, third doubling roller, 77, pressing cylinder, 78, pressing sliding post, 79, winding element, 741, adjusting rotating wheel, 771, pressing sliding bar, 772, pressing monitor, 791, winding sliding table, 792, winding cylinder, 793, winding roller, 790, winding motor, 794, guide head.

Detailed Description

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In the description of the present invention, it should be noted that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

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 herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 2, an anti-abrasion doubling yarn guiding hook comprises a hook seat 10, a U-shaped yarn guiding rod 11 and an anti-abrasion porcelain tube 12, wherein the inner side of the U-shaped yarn guiding rod 11 is arranged at the outer side of the hook seat 10, and the anti-abrasion porcelain tube 12 is sleeved and arranged at one end of the U-shaped yarn guiding rod 11.

The anti-abrasion porcelain tube 12 additionally arranged on the U-shaped yarn guide rod 11 can effectively solve the abrasion problem of the yarn guide rod, does not need to be periodically disassembled for chrome plating, saves cost, simultaneously, can slow down abrasion in the aspect of producing yarn quality, reduces the bifurcation problem caused by the abrasion of the yarn guide rod, and improves the quality of yarn products.

Referring to fig. 1 to 7, a doubling and unwinding device includes a frame assembly 20, two yarn guiding assemblies 30, two differential roller assemblies 40, two primary tension assemblies 50, two buffer doubling assemblies 60 and two winding and unwinding assemblies 70, the frame assembly 20 includes a mounting housing 21, two yarn guiding inner frames 22, two doubling cross plates 23 and two doubling risers 24, a hollow cavity 211 is formed in the mounting housing 21, two preset mounting slots 212 and two longitudinal sliding holes 213 are concavely formed on the top of the outer side of the mounting housing 21 along the length direction, the longitudinal sliding holes 213 are arranged on the adjacent to the preset mounting slots 212, two first rotating holes 214 are concavely formed on the top of the outer side of the mounting housing 21, two second rotating holes are concavely formed in the middle of the outer side of the mounting housing 21 and are respectively positioned below the two preset mounting slots 212, two yarn guiding installation turntables 216 are respectively arranged on the outer sides of the top of the installation shell 21 in a protruding mode, two yarn guiding inner frames 22 are respectively arranged at two ends of the hollow cavity 211, two primary application Zhang Zhuaitong 221 are respectively arranged on two sides, adjacent to the middle of one end of the preset installation groove 212, of each yarn guiding inner frame 22, the outer sides of the bottom surfaces of the two doubling transverse plates 23 are respectively arranged on the bottom surfaces of the two preset installation grooves 212, the bottoms of the two doubling vertical plates 24 are respectively arranged on one end, far away from the longitudinal sliding holes 213, of the outer sides of the top surfaces of the two doubling transverse plates 23, two yarn guiding assemblies 30 are respectively arranged at two ends of the installation shell 21, each yarn guiding assembly 30 comprises a yarn guiding roller 31 and a yarn guiding hook group 32, the yarn guiding roller 31 is rotatably arranged in the yarn guiding installation turntables 216, the yarn guiding hook group 32 is arranged on the outer sides of the installation shell 21 and is positioned between the first rotating hole 214 and the preset installation groove 212, the yarn guiding hook group 32 consists of a plurality of wear-resistant doubling yarn guiding hooks, the plurality of anti-wear doubling yarn guide hooks are respectively installed on the outer side of the installation shell 21 at intervals along the length direction and are obliquely arranged, two tensioning detectors 210 are convexly arranged at the top of the outer side of the installation shell 21, the tensioning detectors 210 are arranged between the first rotating holes 214 and the yarn guiding hook groups 32, two primary tensioning assemblies 50 are respectively installed on two yarn guide inner frames 22 and two ends of the outer side of the installation shell 21, two buffering doubling assemblies 60 are respectively installed in two doubling risers 24, and two winding and taking-up assemblies 70 are respectively installed in two doubling transverse plates 23 and two doubling risers 24.

An L-shaped plate 241 is convexly arranged at one end of the outer bottom of each parallel vertical plate 24 adjacent to the longitudinal sliding hole 213, a preset air outlet rotating hole 242 is concavely arranged at the other end of the outer bottom of each parallel vertical plate 24, a buffer rotating hole 245 is concavely arranged at the outer bottom of each parallel vertical plate 24, the buffer rotating hole 245 is positioned between the L-shaped plate 241 and the preset air outlet rotating hole 242, a torsion spring rotating shaft 243 is convexly arranged at one end of the outer top of each parallel vertical plate 24 far away from the longitudinal sliding hole 213, an air cylinder mounting table 244 is convexly arranged at the other end of the outer top of each parallel vertical plate 24, a parallel air cylinder table 246 is convexly arranged at the outer top of each parallel vertical plate 24, the parallel air cylinder table 246 is positioned between the torsion spring rotating shaft 243 and the air cylinder mounting table 244, and a pressing plate 247 is arranged at one end of the outer middle of each parallel vertical plate 24 adjacent to the longitudinal sliding hole 213.

Each differential roller assembly 40 comprises a first driving motor 41, a second driving motor 42, a first speed reducer 43, a second speed reducer 44 and a differential roller element 45, wherein the first driving motor 41 is installed at one end of the bottom of the yarn guiding inner frame 22 far away from the preset mounting groove 212, the second driving motor 42 is installed at the other end of the bottom of the yarn guiding inner frame 22, the first speed reducer 43 is installed at one end of the top of the yarn guiding inner frame 22 far away from the preset mounting groove 212, a first transmission belt 431 is sleeved between the input end of the first speed reducer 43 and the output shaft of the first driving motor 41, the second speed reducer 44 is installed in the yarn guiding inner frame 22, a second transmission belt 441 is sleeved between the input end of the second speed reducer 44 and the output shaft of the second driving motor 42, and the differential roller element 45 is installed in the first rotating hole 214.

The differential roller element 45 comprises a fixed mounting cylinder 451, a differential hollow rotating shaft 452, a first driving wheel 453, a first differential rotary drum 454, a heavy vertical fixed cylinder 455, a differential rotating shaft 456, a second driving wheel 457, a second differential rotary drum 458 and a reversing regulating rotating wheel 459, wherein the inner side of the outer wall of the fixed mounting cylinder 451 is arranged in the first rotating hole 214, a fixed mounting rotating ring 461 is convexly arranged on the outer side of the outer wall of the fixed mounting cylinder 451, the middle part of the outer wall of the differential hollow rotating shaft 452 is rotatably arranged on the inner wall of the fixed mounting cylinder 451, the inner wall of the first driving wheel 453 is arranged on the inner side of the outer wall of the differential hollow rotating shaft 452, a third driving belt 462 is sleeved between the first driving wheel 453 and the output end of the second speed reducer 44, the first differential rotary drum 454 is arranged on the outer side of the outer wall of the differential hollow rotating shaft 452, a first differential rotating ring 463 is convexly arranged on the outer wall of the first differential rotary drum 454, a first differential rotating cylinder 464 is convexly arranged on the outer edge of the inner side of the first differential rotating ring 463, the inner side of the first difference applying rotary drum 464 is rotatably arranged at the outer side of the fixed mounting rotary ring 461, the inner wall of the heavy vertical fixing drum 455 is rotatably arranged at the outer side of the outer wall of the differential hollow rotary shaft 452, the outer wall of the heavy vertical fixing drum 455 is convexly provided with a heavy vertical ring 465, the outer side of the heavy vertical ring 465 is provided with a heavy vertical block 466, the outer wall of the heavy vertical ring 465 is provided with a fixed heavy vertical drum 467, the outer wall of the first difference applying rotary ring 463 is rotatably arranged at the inner side of the inner wall of the fixed heavy vertical drum 467, one end of the bottom of the outer wall of the heavy vertical ring 465 is convexly provided with a bottom vertical plate 468, the bottom of the bottom vertical plate 468 is concavely provided with a transverse strip-shaped chute 469, the reversing regulating rotary wheel 459 is slidably arranged in the transverse strip-shaped chute 469, the middle part of the outer wall of the differential rotary shaft 456 is rotatably arranged at the inner wall of the differential hollow rotary shaft 452, the inner wall of the second driving wheel 457 is arranged at the inner side of the outer wall of the differential rotary shaft 456, a fifth driving belt 471 is sleeved between the second driving wheel 457 and the output end of the first speed reducer 43, the second differential rotary drum 458 is mounted on the outer side of the outer wall of the differential rotary shaft 456, a second Shi Cha rotary ring 472 is arranged on the outer wall of the second differential rotary drum 458 in a protruding mode, a second Shi Cha rotary drum 473 is arranged on the outer edge of the inner side of the first differential rotary ring 463 in a protruding mode, and the inner side of the outer wall of the second Shi Cha rotary drum 473 is mounted on the outer side of the inner wall of the fixed weight drum 467 in a rotating mode.

Each primary tensioning assembly 50 comprises a fixed reversing column 51, a fixed reversing rotating wheel 52, a primary Shi Zhang cylinder 53, a primary Shi Zhang rotating shaft 54, a primary Shi Zhang rotating arm 55 and a primary Zhang Zhuailun, wherein the inner end of the fixed reversing column 51 is arranged at the bottom of the outer side of the installation shell 21, the fixed reversing rotating wheel 52 is rotatably arranged at the outer end of the fixed reversing column 51, the top of the primary Zhang Qigang is rotatably arranged at the inner side of the top of the yarn guiding inner frame 22 adjacent to one end of a preset installation groove 212, two ends of the primary Zhang Zhuaizhou 54 are rotatably arranged in two primary Zhang Zhuaitong 221 respectively, one side of the inner end of the primary Zhang Zhuaizhou is rotatably connected with an output shaft of the primary Zhang Qigang 53, the outer end of the primary Zhang Zhuaizhou rotating arm is arranged outside the installation shell 21 in a penetrating mode through a second rotating hole, one end of the primary Zhang Zhuaibei is connected with the outer end of the primary Zhang Zhuaizhou, and the primary Shi Zhang rotating wheel 56 is rotatably arranged at the other end of the primary Shi Zhang rotating arm 55.

Each buffer doubling assembly 60 comprises a doubling guide rod 61, a first tension roller 62, a second Shi Zhanggun, a buffer element 64, a torsion spring rotating column 65 and a buffer motor 66, wherein the inner end of the doubling guide rod 61 is rotatably arranged at the top of an L-shaped plate 241, the first tension roller 62 and the second Shi Zhanggun are both arranged at the outer bottom of the doubling vertical plate 24 and adjacent to one end of a longitudinal sliding hole 213, the first tension roller 62 is arranged adjacent to the doubling guide rod 61, the buffer element 64 is arranged in a buffer rotating hole 245, the inner end of the torsion spring rotating column 65 is rotatably arranged at the outer bottom of the doubling vertical plate 24 through a torsion spring, the torsion spring rotating column 65 is arranged above the buffer element 64 and the second Shi Zhanggun, a doubling sensor 651 is arranged at the top of the torsion spring rotating column 65, a pressing line hook 652 is convexly arranged at one end of the torsion spring rotating column 65 adjacent to the longitudinal sliding hole 213, a Shi Zhangchuan sensor 653 is arranged in the middle of the pressing line hook 652, the buffer motor 66 is arranged at the inner bottom of the doubling vertical plate 24, an output shaft of the buffer motor 66 is convexly arranged outside the doubling vertical plate 24 through a preset air outlet rotating hole 242, and third output wheels 661 are arranged on the buffer motor output shafts 661, and third output wheels 661 are respectively arranged on the two sides of the buffer rotating wheels 662.

The buffer element 64 includes a buffer mounting cylinder 641, a rotating cylinder 642, an air outlet hollow tube 643, a rotating disk 644, an elastic air outlet cylinder 645 and a sliding ring 646, wherein the middle part of the outer wall of the buffer mounting cylinder 641 is mounted in the buffer rotating hole 245, the inner side of the outer wall of the rotating cylinder 642 is rotatably mounted on the inner side and the outer side of the buffer mounting cylinder 641, an input rotating wheel 647 is convexly arranged in the middle of the outer wall of the rotating cylinder 642, a fourth driving belt is sleeved between the input rotating wheel 647 and the third output rotating wheel 661, the inner side of the outer wall of the air outlet hollow tube 643 is mounted on the inner side of the inner wall of the buffer mounting cylinder 641, the outer side of the air outlet hollow tube 643 is rotatably mounted in the rotating cylinder 642, a semicircular connecting plate 648 is convexly arranged on the outer side of the air outlet hollow tube 643, the inner side middle part of the rotating disk 644 is rotatably mounted in the semicircular connecting plate 648, the outer side of the sliding ring 646 is connected with the inner side of the elastic air outlet cylinder 645, and a plurality of return springs 649 are circumferentially arranged between the inner side of the sliding ring 646 and the outer side of the input rotating wheel 647.

Each winding take-up assembly 70 comprises two first doubling rollers 71, a doubling press arm 72, a doubling press wheel 73, a doubling adjusting cylinder 74, a second doubling roller 75, a third doubling roller 76, a pressing cylinder 77, two pressing sliding columns 78 and a take-up element 79, wherein the two first doubling rollers 71 are respectively arranged at one end, far away from a longitudinal sliding hole 213, of the outer top of the doubling vertical plate 24 in a rotating mode, one end of the doubling press arm 72 is rotatably arranged at the outer side of a torsion spring rotating shaft 243 through a torsion spring, the doubling press wheel 73 is arranged at the other end of the doubling press arm 72 and is located above the position between the two first doubling rollers 71, the doubling adjusting cylinder 74 is arranged in a doubling cylinder table 246, an adjusting rotating wheel 741 is arranged on an output shaft at the bottom of the doubling adjusting cylinder 74, the second doubling roller 75 is rotatably arranged at the outer top of the doubling vertical plate 24, the middle of the third doubling roller 76 is rotatably arranged at one end, close to the longitudinal sliding hole 213, the two pressing sliding columns 78 are respectively arranged at the outer top of the doubling vertical plate 24 in a rotating mode, the two pressing sliding columns 78 are respectively arranged at the upper sides of the two ends of the doubling vertical plate 247, the top of the pressing cylinder 77 are respectively, the two pressing cylinders 77 are arranged at the bottoms of the two inner sides of the pressing cylinder 7723, and the two inner sides of the pressing cylinder 7723 are respectively, and the two pressing cylinder 7723 are respectively arranged at the inner sides of the sliding columns 7723.

The wire winding element 79 comprises a wire winding sliding table 791, a wire winding cylinder 792, a wire winding motor 790, a wire winding roller 793 and a guide head 794, wherein the wire winding sliding table 791 is arranged at one end of the wire winding transverse plate 23 adjacent to the longitudinal sliding hole 213, one end of the wire winding cylinder 792 is arranged in the wire winding sliding table 791, the wire winding motor 790 is slidably arranged on the wire winding sliding table 791, the bottom of the wire winding motor 790 is connected with an output shaft of the wire winding cylinder 792, one end of the wire winding roller 793 is arranged on an output shaft of the wire winding motor 790, the outer end of the wire winding roller 793 is arranged outside the mounting shell 21 in a penetrating manner through the longitudinal sliding hole 213, and the guide head 794 is arranged at one end of the pressing plate 247 adjacent to the longitudinal sliding hole 213.

For example, in one embodiment: when the yarn is required to be drawn and combined, one end of the yarns passes through the yarn guiding roller 31 and the wear-resistant combining yarn guiding hooks, then is wound on the outer wall of the first difference applying rotary drum 464, then sequentially passes through the reversing adjusting rotary drum 459, the second differential rotary drum 458, the fixed reversing rotary drum 52 and the primary application Zhang Zhuailun, then is wound on the combining guide rod 61, then the wire hook 652 and the combining pressing arm 72 are pulled out, the yarns are sequentially wound on the first tension roller 62, the second Shi Zhanggun, the elastic air outlet cylinder 645, the two first combining rollers 71, the combining pressing wheel 73, the adjusting rotary drum 741, the second combining roller 75 and the third combining roller 76, finally is wound on the winding roller 793, then the first driving motor 41 and the second driving motor 42 are started, the second driving motor 42 drives the first driving wheel 453 to rotate, further, the differential hollow shaft 452, the first differential drum 454, the first differential swivel 463 and the first differential drum 464 are rotated in a following manner, the first driving motor 41 rotates the second driving wheel 457, further, the differential shaft 456, the second differential drum 458, the second Shi Cha swivel 472 and the second Shi Cha drum 473 are rotated, simultaneously, the tension detector 210 monitors the tension state of the plurality of yarns, respectively adjusts the rotation speeds of the first driving motor 41 and the second driving motor 42, further, the plurality of yarns are differentially combined and tightly wound, and the dynamic adjustment is performed, then, the primary application Zhang Qigang 53 is started, further, the primary application Zhang Zhuaibei 55 is driven to rotate, the primary application Zhang Zhuailun moves in a following manner, the combined plurality of yarns are tightened and primarily applied with tension, simultaneously, the buffer motor 66 is started to drive the buffer element 64 to rotate, and the combined plurality of yarns advance in a following manner, meanwhile, when the yarn winding machine advances, the yarn pressing hook 652 is abutted against the combined yarns, the Shi Zhangchuan sensor 653 monitors the tension to ensure the tension to be stable and meet the tension requirement, the winding motor 790 is started to further enable the combined yarns to advance and wind, the two first yarn winding rollers 71, the yarn doubling pinch roller 73, the adjusting rotating wheel 741, the second yarn doubling roller 75 and the third yarn doubling roller 76 are twisted again and are combined, meanwhile, the effect of the yarn doubling sensor 651 during the upper yarn doubling is monitored and sent to the yarn doubling adjusting cylinder 74 in real time to be adjusted in real time, in addition, the yarn doubling cylinder 77 is started to drive the yarn doubling slider 771 to slide along the two yarn doubling sliders 78, the bottom surface of the yarn doubling monitor 772 is abutted against the outer walls of the combined yarns to carry out yarn doubling, and meanwhile, the yarn doubling monitor surface is monitored to have' bamboo joint-shaped protrusions and thickness uniformity, so that the yarn production is finally monitored.

For example, in one embodiment, two liquid inlet holes are concavely formed on the top surface of the hollow cavity 211, a pipeline is connected to the output end of the external spraying device, the pipeline enters the hollow cavity 211 through the liquid inlet holes and is connected with the inner end of the air outlet hollow tube 643, when the multiple yarns to be combined are wound on the elastic air outlet tube 645, the spraying device is started to form humidification spray, and the humidification spray flows out of the elastic air outlet tube 645 through the air outlet hollow tube 643 to humidify the multiple yarns to be combined and prevent yarn breakage. At the same time, the rotation of the buffer motor 66 will rotate the rotating blades 662 to generate a blow-off air flow, thereby blowing the yarn, preventing the over-wet condition and preventing the local over-wet condition caused by the accumulation of humidification spray around the elastic air outlet 645 during long-time operation.

When vibration occurs, the combined yarns synchronously vibrate and shrink, the middle part of the elastic air outlet cylinder 645 is inwards compressed and deformed, the sliding ring 646 outwards slides, the restoring springs 649 extend to absorb vibration force, meanwhile, the elastic air outlet cylinder 645 is extruded to spray more humidification spray, the yarns are rapidly humidified, breakage is prevented, and yarn slipping is prevented.

The installation process is that the inner side of the U-shaped yarn guide rod 11 is arranged at the outer side of the hook seat 10, and the anti-wear porcelain tube 12 is sleeved and arranged at one end of the U-shaped yarn guide rod 11.

Two yarn guiding inner frames 22 are respectively arranged at two ends of a hollow cavity 211, the outer sides of the bottom surfaces of two doubling transverse plates 23 are respectively arranged at the bottoms of two preset mounting grooves 212, the bottoms of two doubling vertical plates 24 are respectively arranged at one end of the outer sides of the top surfaces of the two doubling transverse plates 23 far away from a longitudinal sliding hole 213, a yarn guiding roller 31 is rotatably arranged in a yarn guiding mounting rotary table 216, a yarn guiding hook group 32 is arranged at the top of the outer side of a mounting shell 21 and is positioned between a first rotary hole 214 and the preset mounting groove 212, a plurality of anti-abrasion yarn guiding hooks are respectively arranged at the outer side of the mounting shell 21 at intervals along the length direction and are obliquely arranged, a first driving motor 41 is arranged at one end of the bottom of the yarn guiding inner frame 22 far away from the preset mounting groove 212, a second driving motor 42 is arranged at the other end of the bottom of the yarn guiding inner frame 22, a first speed reducer 43 is arranged at one end of the top of the yarn guiding inner frame 22 far away from the preset mounting groove 212, a second speed reducer 44 is arranged in the yarn guiding inner frame 22, the inner side of the outer wall of the fixed mounting cylinder 451 is mounted in the first rotating hole 214, the middle part of the outer wall of the differential hollow rotating shaft 452 is rotatably mounted on the inner wall of the fixed mounting cylinder 451, the inner wall of the first driving wheel 453 is mounted on the inner side of the outer wall of the differential hollow rotating shaft 452, the first differential drum 454 is mounted on the outer side of the outer wall of the differential hollow rotating shaft 452, the inner side of the first differential drum 464 is rotatably mounted on the outer side of the fixed mounting rotating ring 461, the inner wall of the heavy hanging fixed cylinder 455 is rotatably mounted on the outer side of the outer wall of the differential hollow rotating shaft 452, the outer wall of the first differential rotating ring 463 is rotatably mounted on the inner side of the inner wall of the fixed heavy hanging cylinder 467, the reversing regulating rotating wheel 459 is slidably mounted in the transverse bar-shaped sliding groove 469, the middle part of the outer wall of the differential rotating shaft 456 is rotatably mounted on the inner wall of the differential hollow rotating shaft 452, the inner wall of the second driving wheel 457 is mounted on the inner side of the outer wall of the differential rotating shaft 456, the second differential drum 458 is mounted on the outer side of the outer wall of the differential rotating shaft 456, the inner side of the outer wall of the second Shi Cha rotary drum 473 is rotatably arranged on the outer side of the inner wall of the fixed weight drum 467, the inner end of the fixed reversing column 51 is arranged at the outer bottom of the outer side of the mounting shell 21, the fixed reversing rotary wheel 52 is rotatably arranged at the outer end of the fixed reversing column 51, the top of the primary application Zhang Qigang is rotatably arranged on the inner side of one end, adjacent to the preset mounting groove 212, of the top of the yarn guiding inner frame 22, two ends of the primary application Zhang Zhuaizhou are respectively rotatably arranged in the two primary applications Zhang Zhuaitong 221, one side of the inner end of the primary application Zhang Zhuaizhou is rotatably connected with the output shaft of the primary application Zhang Qigang 53, the outer end of the primary application Zhang Zhuaizhou is arranged outside the mounting shell 21 in a penetrating way through a second rotary hole, one end of the primary application Zhang Zhuaibei is connected with the outer end of the primary application Zhang Zhuaizhou, the primary Shi Zhang rotary wheel 56 is rotatably arranged at the other end of the primary Shi Zhang rotary arm 55, the inner end of the parallel wire guiding rod 61 is rotatably arranged at the top of the L-shaped plate 241, the first application roller 62 and the second application roller 5663 are respectively arranged at the outer side of the parallel wire vertical plate 24 and adjacent to one end of the longitudinal sliding hole 213, the first tension roller 62 is arranged adjacent to the doubling guide rod 61, the inner end of the torsion spring rotating column 65 is rotatably arranged at the bottom of the outer side of the doubling vertical plate 24 through the torsion spring, the torsion spring rotating column 65 is arranged above a position between the buffer element 64 and the second Shi Zhanggun, the buffer motor 66 is arranged at the bottom of the inner side of the doubling vertical plate 24, the middle part of the outer wall of the buffer mounting cylinder 641 is arranged in the buffer rotating hole 245, the inner side of the outer wall of the rotating cylinder 642 is rotatably arranged at the inner side of the buffer mounting cylinder 641, the inner side of the outer wall of the air outlet hollow tube 643 is rotatably arranged in the rotating cylinder 642, the middle part of the inner side of the rotating disk 644 is rotatably arranged in the semicircular connecting plate 648, the outer side of the elastic air outlet cylinder 645 is arranged at the outer side of the inner side of the rotating disk 644, the inner wall of the sliding ring 646 is slidably arranged at the outer side of the outer wall of the rotating cylinder 642, the outside of the sliding ring 646 is connected with the inside of the elastic air outlet cylinder 645, the two first doubling rollers 71 are respectively installed at one end of the outside top of the doubling riser 24 far away from the longitudinal sliding hole 213 in a rotating manner, one end of the doubling pressing arm 72 is rotatably installed at the outside of the torsion spring rotating shaft 243 through the torsion spring, the doubling pressing wheel 73 is installed at the other end of the doubling pressing arm 72 and located above the position between the two first doubling rollers 71, the doubling adjusting cylinder 74 is installed in the doubling cylinder table 246, the second doubling roller 75 is rotatably installed at the outside top of the doubling riser 24, the third doubling roller 76 is rotatably installed at one end of the outside middle of the doubling riser 24 near the longitudinal sliding hole 213, the two pressing sliding posts 78 are all installed at the outside top of the doubling riser 24 and located above two ends of the pressing plate 247, the top of the pressing cylinder 77 is installed at the bottom of the cylinder installation table 244, the inside two ends of the pressing sliding bar 771 are respectively slidably installed in the two pressing sliding posts 78, the reeling sliding table 791 is installed at one end of the doubling transverse plate 23 near the longitudinal sliding hole 213, one end of the reeling cylinder 792 is installed in the reeling motor 791, the reeling motor 791 is rotatably installed at the other end near the longitudinal sliding hole 213, the middle of the reeling motor 791 is installed at the end near the longitudinal sliding hole 790, the end of the reeling motor 793 is installed near the outer end of the longitudinal sliding shaft 213, and the outer end of the housing 790 is installed near the longitudinal end of the output shaft 213, and the outer end of the housing 213 is installed near the end of the longitudinal end 213.

The invention can realize the following steps:

2. The present case can provide effective humidification, reduces the dry brittle failure risk of yarn, is showing the yarn phenomenon of reducing and is reducing, improves production continuity and yarn quality, simultaneously, in coordination with the air current blowing, in time takes away unnecessary moisture, prevents that humidification spraying from gathering around elastic venthole 645 and leading to local overwet, avoids the yarn to drop or the adhesion because of overwet, in addition, can shock absorption and buffering, reduces the yarn because of loose, fracture or the slippage that vibrations produced, promotes the stability of yarn.

The above embodiments represent only a few embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the present invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The wear-resistant doubling yarn guide hook is characterized by comprising a hook seat (10), a U-shaped yarn guide rod (11) and a wear-resistant porcelain tube (12), wherein the inner side of the U-shaped yarn guide rod (11) is arranged on the outer side of the hook seat (10), and the wear-resistant porcelain tube (12) is sleeved and arranged at one end of the U-shaped yarn guide rod (11).

2. The doubling and unwinding device is characterized by comprising a frame body assembly (20), two yarn guiding assemblies (30), two differential roller assemblies (40), two primary tensioning assemblies (50), two buffering doubling assemblies (60) and two winding and unwinding assemblies (70), wherein the frame body assembly (20) comprises a mounting shell (21), two yarn guiding inner frames (22), two doubling transverse plates (23) and two doubling vertical plates (24), a hollow cavity (211) is formed in the mounting shell (21), two preset mounting grooves (212) and two longitudinal sliding holes (213) are concavely formed in the top of the outer side of the mounting shell (21) along the length direction, the longitudinal sliding holes (213) are arranged on the adjacent preset mounting grooves (212), two first rotating holes (214) are concavely formed in the top of the mounting shell (21), two second rotating holes are respectively arranged below the two preset mounting grooves (212), two guide grooves (216) are respectively convexly formed in the middle of the outer side of the mounting shell (21), two guide grooves (216) are respectively arranged in the middle of the mounting shell (21) and are respectively adjacent to two ends (25) of the two guide frames (22), the outer sides of the bottom surfaces of the two doubling transverse plates (23) are respectively arranged on the bottom surfaces of two preset mounting grooves (212), the bottoms of the two doubling vertical plates (24) are respectively arranged on one end, far away from the longitudinal sliding holes (213), of the outer sides of the top surfaces of the two doubling transverse plates (23), the two yarn guiding components (30) are respectively arranged on the two ends of the mounting shell (21), each yarn guiding component (30) comprises a yarn guiding roller (31) and a yarn guiding hook group (32), the yarn guiding roller (31) is rotatably arranged in a yarn guiding mounting rotary table (216), the yarn guiding hook group (32) is arranged on the top of the outer side of the mounting shell (21) and is positioned between the first rotary hole (214) and the preset mounting groove (212), the yarn guiding hook group (32) consists of a plurality of wear-resistant yarn guiding hooks which are respectively arranged on the outer side of the mounting shell (21) along the length direction at intervals and are obliquely arranged, the top of the outer side of the mounting shell (21) is convexly provided with two tensioning detectors (210), the tensioning detectors (210) are arranged on the top of the outer side of the mounting shell (21) and are respectively arranged between the first rotary hole (214) and the two yarn guiding components (24) and the two yarn guiding components (50) which are respectively arranged in the two vertical frames (24), the two winding and taking-up assemblies (70) are respectively arranged in the two doubling transverse plates (23) and the two doubling vertical plates (24).

3. The doubling and unwinding device according to claim 2, wherein the bottom of the outer side of each doubling vertical plate (24) is provided with an L-shaped plate (241) in a protruding mode near one end of the longitudinal sliding hole (213), the other end of the outer side of each doubling vertical plate (24) is provided with a preset air outlet rotating hole (242) in a recessed mode, the bottom of the outer side of each doubling vertical plate (24) is provided with a buffer rotating hole (245) in a recessed mode, the buffer rotating holes (245) are located between the L-shaped plate (241) and the preset air outlet rotating holes (242), one end, far away from the longitudinal sliding hole (213), of the outer side top of each doubling vertical plate (24) is provided with a torsion spring rotating shaft (243) in a protruding mode, the other end of the outer side top of each doubling vertical plate (24) is provided with a cylinder mounting table (244) in a protruding mode, the outer side top of each doubling cylinder table (246) is located between the torsion spring rotating shaft (243) and the cylinder mounting table (244), and one end, near the longitudinal sliding hole (213), in the middle of the outer side of each doubling vertical plate (24) is provided with a pressing plate (247).

4. The doubling and doubling device according to claim 3, wherein each differential roller assembly (40) comprises a first driving motor (41), a second driving motor (42), a first speed reducer (43), a second speed reducer (44) and a differential roller element (45), the first driving motor (41) is installed at one end, far away from a preset installation groove (212), of the bottom of the yarn guiding inner frame (22), the second driving motor (42) is installed at the other end, far away from the preset installation groove (212), of the top of the yarn guiding inner frame (22), the first speed reducer (43) is installed at one end, far away from the preset installation groove (212), of the top of the yarn guiding inner frame (22), a first transmission belt (431) is sleeved between the input end of the first speed reducer (43) and the output shaft of the first driving motor (41), the second speed reducer (44) is installed in the yarn guiding inner frame (22), a second transmission belt (441) is sleeved between the input end of the second speed reducer (44) and the output shaft of the second driving motor (42), and the differential roller element (45) is installed in the first rotating hole (214).

5. The doubling back and merging apparatus according to claim 4, wherein the differential roller member (45) comprises a fixed mounting cylinder (451), a differential hollow rotating shaft (452), a first driving wheel (453), a first differential drum (454), a heavy vertical fixed cylinder (455), a differential rotating shaft (456), a second driving wheel (457), a second differential drum (458) and a reversing regulating rotating wheel (459), wherein the inner side of the outer wall of the fixed mounting cylinder (451) is mounted in the first rotating hole (214), a fixed mounting rotating ring (461) is convexly arranged on the outer side of the outer wall of the fixed mounting cylinder (451), the middle part of the outer wall of the differential hollow rotating shaft (452) is rotatably mounted on the inner wall of the fixed mounting cylinder (451), the inner wall of the first driving wheel (453) is mounted on the inner side of the outer wall of the differential hollow rotating shaft (452), a third driving belt (462) is sleeved between the output ends of the first driving wheel (453) and the second speed reducer (44), the first differential drum (454) is mounted on the outer side of the outer wall of the differential hollow rotating shaft (452), the first differential drum (454) is convexly provided with a first differential rotating ring (463), the first inner side differential rotating ring (463) is convexly arranged on the outer side of the outer wall of the differential hollow rotating shaft (452), the first differential ring (463) is rotatably mounted on the inner side of the inner wall of the fixed rotating drum (464), the fixed section of thick bamboo (455) outer wall of heavily hanging down is protruding to be equipped with heavy ring (465) that hangs down, heavy ring (465) outside is provided with heavy piece (466) that hangs down, heavy ring (465) outer wall is provided with heavy section of thick bamboo (467) of fixing, and first difference change swivel (463) outer wall rotation installs in the inboard of the heavy section of thick bamboo (467) inner wall that hangs down, heavy ring (465) outer wall bottom one end protruding bottom riser (468) that is equipped with, bottom riser (468) end wall bottom concave be equipped with horizontal bar spout (469), switching-over regulation runner (459) slidable mounting is in horizontal bar spout (469), differential pivot (456) outer wall middle part rotation is installed in differential cavity pivot (452) inner wall, second drive wheel (457) inner wall is installed in differential pivot (456) outer wall inboard, and the cover is equipped with fifth drive belt (471) between the output of second drive wheel (457) and first reduction gear (43), second differential pivot (456) outer wall protruding be equipped with second Shi Cha swivel (463), first differential pivot (463) outer wall protruding is equipped with second Shi Cha swivel (463), first difference change the protruding outside is equipped with the inside of second differential pivot (463) outer wall (463) and is heavy in the outside of second differential pivot (463) outer wall (473) is installed.

6. The doubling and drawing device according to claim 5, wherein each primary tension assembly (50) comprises a fixed reversing column (51), a fixed reversing rotating wheel (52), a primary Shi Zhang cylinder (53), a primary Shi Zhang rotating shaft (54), a primary Shi Zhang rotating arm (55) and a primary Zhang Zhuailun (56), the inner end of the fixed reversing column (51) is arranged at the outer bottom of the mounting shell (21), the fixed reversing rotating wheel (52) is rotatably arranged at the outer end of the fixed reversing column (51), the top of the primary Zhang Qigang (53) is rotatably arranged at the inner side of one end, adjacent to a preset mounting groove (212), of the top of the yarn guiding inner frame (22), two ends of the primary Zhang Zhuaizhou (54) are rotatably arranged in two primary Zhang Zhuaitong (221) respectively, one side of the inner end of the primary Zhang Zhuaizhou (54) is rotatably connected with the output shaft of the primary Zhang Qigang (53), the outer end of the primary Zhang Zhuaizhou (54) is arranged to be protruded out of the mounting shell (21) through a second rotating hole in a penetrating mode, one end of the primary Zhang Zhuaibei (55) is rotatably connected with the outer end of the primary Zhang Zhuaizhou (54), and the other end of the primary Shi Zhang (38) is rotatably arranged at the other end of the primary rotating arm (38).

7. The doubling withdrawing device according to claim 6, wherein each buffer doubling assembly (60) comprises a doubling guide rod (61), a first tension roller (62), a second Shi Zhanggun (63), a buffer element (64), a torsion spring rotary post (65) and a buffer motor (66), the inner ends of the doubling guide rods (61) are rotatably arranged at the top of an L-shaped plate (241), the first tension roller (62) and the second Shi Zhanggun (63) are respectively arranged at one end, adjacent to a longitudinal sliding hole (213), of the outer side bottom of a doubling vertical plate (24), the first tension roller (62) is adjacent to the doubling guide rod (61), the buffer element (64) is arranged in a buffer rotary hole (245), the inner ends of the torsion spring rotary posts (65) are rotatably arranged at the outer side bottom of the doubling vertical plate (24) through torsion springs, the torsion spring rotary posts (65) are arranged above the buffer element (64) and the second Shi Zhanggun (63), a doubling sensor (651) is arranged at the top of the torsion spring rotary post (65), the longitudinal rotary post (65) is adjacent to the longitudinal protruding hole (213), the protruding motor (65) is arranged at one end, adjacent to the protruding end of the torsion spring rotary post (65) is arranged at the inner side of the buffer rotary post (24), the protruding end (652) is arranged at the middle part of the buffer shaft (24), and the protruding end (652) is arranged at the middle part of the buffer shaft (24) through the buffer shaft (652), the output shaft of the buffer motor (66) is provided with a third output wheel (661), and both sides of the third output wheel (661) are respectively provided with rotating blades (662).

8. The doubling and doubling device according to claim 7, wherein the buffer element (64) comprises a buffer mounting cylinder (641), a rotating cylinder (642), an air outlet hollow tube (643), a rotating disk (644), an elastic air outlet cylinder (645) and a sliding ring (646), wherein the middle part of the outer wall of the buffer mounting cylinder (641) is arranged in the buffer rotating hole (245), the inner side of the outer wall of the rotating cylinder (642) is rotatably arranged at the inner side and the outer side of the buffer mounting cylinder (641), an input rotating wheel (647) is convexly arranged at the middle part of the outer wall of the rotating cylinder (642), a fourth transmission belt is sleeved between the input rotating wheel (647) and the third output rotating wheel (661), the inner side of the outer wall of the air outlet hollow tube (643) is rotatably arranged at the inner side of the inner wall of the buffer mounting cylinder (641), the outer side of the air outlet hollow tube (643) is rotatably arranged in the rotating cylinder (642), a semicircular connecting plate (648) is convexly arranged at the outer side of the air outlet hollow tube (643), the inner side of the rotating disk (644) is rotatably arranged in the semicircular connecting plate (648), the outer side of the elastic air outlet cylinder (645) is arranged at the inner side and the inner side of the rotating disk (644), the inner side of the sliding ring (646) is rotatably arranged at the outer side of the outer wall (646), a plurality of return springs (649) are arranged between the inner side of the sliding ring (646) and the outer side of the input rotating wheel (647) at intervals along the circumferential direction.

9. The doubling back and assembling device according to claim 8, wherein each winding and collecting assembly (70) comprises two first doubling rollers (71), a doubling pressing arm (72), a doubling pressing wheel (73), a doubling adjusting cylinder (74), a second doubling roller (75), a third doubling roller (76), a pressing cylinder (77), two pressing sliding columns (78) and a collecting element (79), the two first doubling rollers (71) are respectively arranged at one end of the outer side top of the doubling vertical plate (24) far away from the longitudinal sliding hole (213), one end of the doubling pressing arm (72) is rotatably arranged at the outer side of a torsion spring rotating shaft (243) through a torsion spring, the doubling pressing wheel (73) is arranged at the other end of the doubling pressing arm (72) and above a position between the two first doubling rollers (71), the doubling adjusting cylinder (74) is arranged in a doubling cylinder table (246), an adjusting rotating wheel (741) is arranged on an output shaft at the bottom of the doubling adjusting cylinder (74), the second doubling roller (75) is rotatably arranged at the outer side of the doubling vertical plate (24) and is arranged at the middle part of the outer side of the doubling cylinder (24) and is adjacent to the two middle part of the doubling cylinder (24) and is arranged at the outer side of the upper vertical plate (24), the output shaft of pressfitting cylinder (77) bottom epirelief is equipped with pressfitting draw runner (771), and pressfitting draw runner (771) inboard both ends slidable mounting respectively in two pressfitting slide posts (78), and pressfitting draw runner (771) outside is provided with pressfitting monitor (772) in a sliding way, and take-up element (79) are installed in and are close to longitudinal slide hole (213) one end in doubling diaphragm (23).

10. The doubling and unwinding device according to claim 9, wherein the winding element (79) comprises a winding sliding table (791), a winding cylinder (792), a winding motor (790), a winding roller (793) and a guide head (794), the winding sliding table (791) is arranged at one end of the doubling transverse plate (23) adjacent to the longitudinal sliding hole (213), one end of the winding cylinder (792) is arranged in the winding sliding table (791), the winding motor (790) is slidably arranged on the winding sliding table (791), the bottom of the winding motor (790) is connected with an output shaft of the winding cylinder (792), one end of the winding roller (793) is arranged on an output shaft of the winding motor (790), the outer end of the winding roller (793) is arranged outside the mounting shell (21) in a penetrating manner through the longitudinal sliding hole (213), and the guide head (794) is arranged at one end of the pressing plate (247) adjacent to the longitudinal sliding hole (213).