阅读说明：本技术 一种连续化智能纺纱系统 (Continuous intelligent spinning system ) 是由 刘新金 苏旭中 谢春萍 徐伯俊 宋娟 于 2019-10-17 设计创作，主要内容包括：本发明公开了一种连续化智能纺纱系统,将棉纤维依次经清梳联、精梳制得精梳棉条,将涤纶纤维依次经清梳联、预并条制得涤纶预并条,制得的精梳棉条和涤纶预并条经三道混合条制得涤棉熟条,且精梳棉条和涤纶预并条通过第一条筒循环自动传输系统实现与第一道混合并条的并条机的自动传输和条筒的更换,第二道混合并条与第一道混合并条之间、第三道混合并条与第二道混合并条之间分别第二条筒循环自动传输系统、第三条筒循环自动传输系统进行条筒的自动传输和更换,制得的涤棉熟条经第四条筒循环自动传输系统直接自动传送至粗纱机,从而制得涤棉粗纱,然后经自动传输系统传送至细纱机、络筒机进行细纱、络筒工序,从而制得涤棉筒纱。(The invention discloses a continuous intelligent spinning system, which is characterized in that cotton fibers are subjected to blowing-carding-drawing and combing in sequence to prepare combed cotton slivers, polyester fibers are subjected to blowing-carding-drawing and pre-drawing in sequence to prepare polyester pre-drawing, the prepared combed cotton slivers and polyester pre-drawing are subjected to three-channel mixing to prepare polyester drawn slivers, the combed cotton slivers and the polyester pre-drawing are automatically transmitted to a first-channel mixing-drawing frame and can be replaced by a first can circulating automatic transmission system, automatic transmission and replacement of cans are respectively carried out between a second-channel mixing-drawing frame and the first-channel mixing-drawing frame and between a third-channel mixing-drawing frame and the second-channel mixing-drawing frame by a second can circulating automatic transmission system and a third can circulating automatic transmission system, the prepared polyester drawn slivers are directly and automatically transmitted to a roving frame by the fourth can circulating automatic transmission system, so that polyester cotton is prepared, and then is transmitted to a spinning frame by the automatic transmission system, And (4) carrying out spinning and winding processes by using a winding machine to obtain the polyester cotton cone yarn.)

1. A continuous intelligent spinning system is characterized by comprising the following steps:

the first step is as follows: raw material selection: selecting cotton fiber and polyester fiber;

the second step is that: blowing and carding: for the cotton blowing-carding combination, the selected raw cotton fiber is sequentially grabbed by a plucker according to the mixing proportion, the primary opening and mixing action of the raw cotton fiber is realized in the grabbing process of the plucker to the raw cotton, the striking opening action in the free state of the raw cotton fiber is realized by a single roller beater with card clothing on the surface in a single axial flow opener, the impurities in the cotton fiber are separated and removed in the striking opening process, the opened cotton fiber is evenly distributed by a Y-shaped tee joint and then is transmitted to 2 multi-bin cotton mixing machines, the fibers opened and removed by the cotton opener are fully mixed, the cotton fiber after being fully mixed is further opened and removed by a fine cotton opener, the blocky impurities in the cotton fiber are separated and removed by a weight separator, and the raw cotton fiber is conveyed by the suction of a fan in a vertical fiber separator, separating and removing dust and short staple fibers in the cotton fibers by using a centrifugal principle, separating and removing fine impurities in the cotton fibers by using a fine dust remover, separating and removing other non-cotton fibers in the raw cotton by using a foreign fiber sorter, uniformly layering the treated cotton fibers by using a blowing-carding and feeding box to prepare uniformly distributed cotton fiber layers, and directly deeply and finely opening, carding, removing impurities and slivering the prepared cotton fiber layers by using a carding machine to prepare cotton combed slivers;

for a polyester blowing-carding unit, selected polyester fibers are sequentially grabbed by a plucker according to a mixing proportion, preliminary opening and mixing of the polyester fibers are realized in the grabbing process of the polyester fibers by a plucker beater, metal impurities in the grabbed polyester fibers are separated and removed by a metal detector, the opened polyester fibers are evenly distributed by a Y-shaped tee joint and then are transmitted to 2 multi-bin cotton mixers, the polyester fibers opened and removed by the cotton openers are fully mixed in the multi-bin cotton mixers, the fully mixed polyester fibers are further opened and removed by a fine cotton opener, sparks in the polyester fibers are separated and removed by a spark detector, the treated polyester fibers are uniformly layered by a blowing-carding unit to prepare uniformly distributed polyester fiber layers, and the prepared polyester fiber layers are directly subjected to deep opening and fine opening, fine spreading, fine mixing and fine mixing by a cotton opener, Carding, removing impurities, and slivering to obtain polyester cotton carding sliver;

the third step: cotton combing, polyester pre-drawing, for cotton combing, pre-drawing cotton strips of the cotton combing prepared in the second step in sequence to prepare cotton pre-drawing strips with improved evenness of strips, re-drawing the cotton pre-drawing strips into cotton rolls with roll structures, and combing the cotton rolls to prepare cotton combed strips with improved fiber length consistency; for polyester pre-drawing, pre-drawing the polyester cotton carding strips prepared in the second step to prepare polyester pre-drawing strips with improved evenness;

the fourth step: mixing and drawing, namely performing three-pass mixing and drawing on the cotton combed sliver and the polyester pre-drawing prepared in the third step to prepare polyester-cotton drawn sliver, and performing first-pass mixing and drawing on the cotton combed sliver and the polyester pre-drawing to prepare polyester-cotton mixed sliver, wherein the cotton combed sliver is automatically transmitted and replaced with the drawing machine of the first-pass mixing and drawing through a first sliver can circulating automatic transmission system and a polyester pre-drawing through a first polyester can circulating automatic transmission system, the first sliver can circulating automatic transmission system and the first polyester can circulating automatic transmission system comprise a first full can output rail, a first empty can input rail, a second full can output rail and a second empty can input rail, the number of the first full can output rail and the first empty can input rail of the first cotton can circulating automatic transmission system is the same as that of the cotton comber, the comber is placed on a comber control table, the rear ends of a first full sliver can output rail and a first empty sliver can input rail are mutually connected with a combed sliver can control console, the quantity of the first full sliver can output rail and the first empty sliver can input rail of a first terylene can circulating automatic transmission system is the same as that of a terylene pre-drawing frame, the terylene pre-drawing frames of the terylene pre-drawing frame are placed on the terylene pre-drawing frame control console, the quantity of the first full sliver can output rail and the rear ends of the first empty sliver can input rail are mutually connected with the terylene pre-drawing frame control console, the quantity of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system is the same as that of the first mixed drawing frame, a mixed sliver can control console is placed below the first mixed drawing frame, the front ends of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system are mutually connected with the mixed can control console, the quantity of second full sliver can input tracks and second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system is the same as that of the first mixed drawing frame, the front ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the mixed sliver can console, the front ends of the first full sliver can output tracks and the first empty sliver can input tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the rear ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the front ends of the first full sliver can input tracks and the first annular communicated track of the first polyester sliver can circulating automatic transmission system are connected with the second full sliver can input tracks of the first polyester sliver can circulating automatic transmission system, the second full sliver can input tracks of the second polyester can circulating automatic transmission system are connected with the first annular communicated and connected with the second empty sliver can output tracks, The rear end of the second empty sliver can output track is connected with the first ring track in a mutual communication way, when in use, the full sliver combed sliver from the cotton comber enters the first ring track of the first sliver can circulating automatic transmission system after being output by the first full sliver can output track of the first sliver can circulating automatic transmission system, so as to rotate circularly in the first ring track, the polyester pre-drawing sliver from the full sliver from the polyester pre-drawing frame enters the first ring track of the first polyester can circulating automatic transmission system after being output by the first full sliver can output track of the first polyester can circulating automatic transmission system, so as to rotate circularly in the first ring track, the combed sliver rotating circularly in the first ring track of the first sliver can circulating automatic transmission system enters the mixing sliver can control table of the first mixing drawing frame through the second full sliver can input track of the first sliver can circulating automatic transmission system, meanwhile, polyester pre-drawing strips circularly rotating in a first annular rail of a first polyester can circulating automatic transmission system enter a mixing can control table of a first mixed drawing frame through a second full can input rail of the first polyester can circulating automatic transmission system, the total number of cotton combing strips and polyester pre-drawing strips on the mixing can control table of each first mixed drawing frame is 6-8, the specific number of the entering cotton combing strips and polyester pre-drawing strips is determined according to the blending ratio of cotton fibers and polyester fibers in the final blended yarn and the linear density of the cotton combing strips and the polyester pre-drawing strips, when the cotton combing strips or the polyester pre-drawing strips on the mixing can control table of the drawing frame of the first mixed drawing frame are used up, the polyester pre-drawing strips of an empty can are output through a second empty can output rail of the first polyester can circulating automatic transmission system and then enter the first annular rail of the first polyester can circulating automatic transmission system, thereby circularly rotating in the first annular track, outputting the cotton combed sliver of the empty can into the first annular track of the first can circulation automatic transmission system after the cotton combed sliver is output by the second empty can output track of the first can circulation automatic transmission system, so as to circularly rotate in the first annular track, when a full-bobbin cotton combed can of the cotton comber is output, then the corresponding cotton combed sliver can of an empty can enters a combed sliver can control desk of the cotton comber from a first empty sliver can input track of a first cotton can circulating automatic transmission system, when a full can polyester pre-combed sliver can of the polyester pre-drawing frame is output, the polyester pre-drawing can of the corresponding empty can enters a polyester pre-drawing can console of the polyester pre-drawing machine from a first empty can input rail of a first polyester can circulating automatic transmission system, so that the change of the can is completed;

the polyester-cotton mixed sliver is made into polyester-cotton half-cooked sliver with improved evenness of sliver and the mixing evenness of polyester fiber and cotton fiber through a second drawing, the polyester-cotton mixed sliver is automatically transmitted and replaced with a second drawing frame for mixed drawing through a second sliver circulating automatic transmission system, the second sliver circulating automatic transmission system comprises a third full sliver can output track, a third empty sliver can input track, a fourth full sliver can output track and a fourth empty sliver can input track, the number of the third full sliver can output track and the third empty sliver can input track of the second sliver circulating automatic transmission system is the same as that of the first drawing frame, the polyester-cotton mixed sliver can made by the first drawing frame is placed on a mixed sliver can output control table, the rear ends of the third full sliver can output track and the third empty sliver can input track are connected with an intercommunicated mixed sliver can output control table, the mixed sliver can input control table is arranged at the input end of the second drawing frame for mixed drawing, the number of the fourth full sliver can output rail and the fourth empty sliver can input rail of the second sliver circulating automatic transmission system is the same as that of the second drawing frame, the front ends of the fourth full sliver can output rail and the fourth empty sliver can input rail are communicated and connected with the mixed sliver can input console, the front ends of the third full sliver can output rail, the third empty sliver can input rail, the fourth full sliver can output rail and the fourth empty sliver can input rail are communicated and connected with the second annular rail, the front ends of the third full sliver can output rail and the third empty can input rail of the second sliver circulating automatic transmission system are communicated and connected with the second annular rail, the rear ends of the fourth full sliver can input rail and the fourth empty can output rail of the second sliver circulating automatic transmission system are communicated and connected with the second annular rail, and when the full sliver mixed sliver can placed on the mixed can output console and manufactured by the first drawing frame enters the second annular rail through the third full sliver can output rail The polyester-cotton mixed sliver circularly rotating in the second circular track of the second sliver circulating automatic transmission system enters the mixed sliver can input console of the second mixed drawing frame through the fourth full sliver can input track, the number of the polyester-cotton mixed sliver entering the mixed sliver can input console of each second mixed drawing frame is 6-8, when the sliver can of the polyester-cotton mixed sliver placed on the mixed sliver can input console of the second mixed drawing frame is used up, the polyester-cotton mixed sliver of the empty can enters the second circular track through the fourth full sliver can output track to circularly rotate, and after the sliver can of the polyester-cotton mixed sliver on the mixed sliver can output console of the first mixed drawing frame is output, the polyester-cotton mixed sliver can of the empty can circularly rotating in the second circular track enters the mixed sliver can output console of the first mixed drawing frame through the third full sliver can input track Thereby completing the replacement of the can;

the polyester-cotton half-finished sliver is made into polyester-cotton finished sliver with improved evenness of sliver and improved mixing evenness of polyester fiber and cotton fiber by a third drawing frame through a third drum circulating automatic transmission system, the third drum circulating automatic transmission system comprises a fifth full-sliver drum output rail, a fifth empty-sliver drum input rail, a sixth full-sliver drum output rail and a sixth empty-sliver drum input rail, the number of the fifth full-sliver drum output rail and the fifth empty-sliver drum input rail of the third drum circulating automatic transmission system is the same as that of the drawing frame of the second drawing frame, the polyester-cotton half-finished sliver drum made by the drawing frame of the second drawing frame is placed on a half-finished sliver drum output control platform, the rear end of the intercommunication of the fifth full-sliver drum output rail and the fifth empty-sliver drum input rail is connected with the half-finished sliver drum output control platform, the half-finished sliver drum input control platform is arranged at the input end of the third drawing frame, the number of the sixth full sliver can output rail and the sixth empty sliver can input rail of the third can circulating automatic transmission system is the same as that of the third drawing frame, the front ends of the sixth full sliver can output rail and the sixth empty sliver can input rail are communicated and connected with the under-drawn sliver can input control platform, the front ends of the fifth full sliver can output rail, the fifth empty sliver can input rail, the sixth full sliver can output rail and the sixth empty sliver can input rail are communicated and connected with the third annular rail, the front ends of the fifth full sliver can output rail and the fifth empty sliver can input rail of the third can circulating automatic transmission system are communicated and connected with the third annular rail, the rear ends of the sixth full sliver can input rail and the sixth empty sliver can output rail of the third can circulating automatic transmission system are communicated and connected with the third annular rail, and when in use, the under-drawn sliver drawing frame made by the second drawing frame, the polyester-cotton under-drawn sliver can placed on the under-drawn sliver can output control platform enters the third annular rail through the fifth full sliver can output rail Circularly rotating in the track, circularly rotating polyester-cotton semi-finished slivers in a third annular track of a third can circulating automatic transmission system, then entering a semi-finished sliver barrel input control console of a third mixed drawing frame through a sixth full sliver barrel input track, wherein the number of the polyester-cotton semi-finished slivers entering the mixed sliver barrel input control console of each third mixed drawing frame is 6-8, when the cans of the polyester-cotton semi-finished slivers placed on the semi-finished sliver barrel input control console of the third mixed drawing frame are used up, the polyester-cotton semi-finished slivers of an empty can enter the third annular track through the sixth full sliver barrel output track to circularly rotate, and when the cans of the polyester-cotton semi-finished slivers on the semi-finished sliver barrel output control console of one second mixed drawing frame are output, the polyester-cotton semi-finished sliver barrel of an empty can circularly rotating in the third annular track enters the mixed drawing frame output control console of the second mixed drawing frame through a fifth full sliver barrel input track Thereby completing the replacement of the can;

the fifth step: roving, wherein polyester cotton drawn slivers prepared in the fourth step are subjected to drafting and fine-drawing by a drafting system of a roving machine, and twisted and wound by a twisting system to prepare polyester cotton drawn yarns with certain strength, the roving machine comprises 120 spindles, a drawn sliver can input control console is arranged at the lower part of each spindle, and the drafting system adopts a four-roller double-short leather ring structure; the polyester cotton drawn slivers are automatically transmitted and replaced with a roving frame through a fourth can circulating automatic transmission system, the fourth can circulating automatic transmission system comprises a seventh full can output rail, a seventh empty can input rail, an eighth full can output rail and an eighth empty can input rail, the number of the seventh full can output rail and the seventh empty can input rail of the fourth can circulating automatic transmission system is the same as that of drawing frames of a third drawing frame, the polyester cotton drawn slivers manufactured by the drawing frames of the third drawing frame are placed on a drawn sliver can output console, the rear ends of the seventh full can output rail and the seventh empty can input rail are communicated and connected with the drawn sliver can output console, the number of the eighth full can output rail and the eighth empty can input rail of the fourth can circulating automatic transmission system is the same as that of the drawn sliver can input console of the roving frame, the front ends of an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a cooked sliver can input control console, the front ends of a seventh full sliver can output track, a seventh empty can input track, an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a fourth annular track, the front ends of the seventh full sliver can output track and the seventh empty can input track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, the rear ends of the eighth full sliver can input track and the eighth empty can output track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, when in use, a cooked cotton strip of a full can placed on the cooked sliver can output control console, prepared by a drawing frame of the third drawing frame, enters the fourth annular track through the seventh full sliver can output track for circulating rotation, and then enters the eighth full sliver can input track for circulating rotation in the fourth annular track of the fourth can circulating automatic transmission system The method comprises the following steps that (1) the number of polyester-cotton drawn slivers entering each drawn sliver can input console of a roving frame is 1, when the drawn sliver cans of the polyester-cotton drawn slivers placed on the drawn sliver can input console of the roving frame are used up, the polyester-cotton drawn slivers of an empty can enter a fourth annular rail through an eighth full can output rail to circularly rotate, and after the drawn sliver cans of the polyester-cotton drawn slivers on the drawn sliver can output console of a third mixed drawing frame are output, the polyester-cotton drawn slivers of the empty can circularly rotate in the fourth annular rail enter the drawn sliver can output console of the third mixed drawing frame through a seventh full can input rail, so that the drawn sliver cans are replaced;

and a sixth step: spinning, namely drawing and thinning the polyester-cotton roving prepared in the fifth step by a drawing system of a spinning frame and twisting and winding the polyester-cotton roving by a twisting system to prepare the polyester-cotton spun yarn with certain strength, wherein the roving frame is connected with the spinning frame by a roving-spinning unit conveying system; the roving-spinning unit conveying system comprises a conveying rail, automatic doffing is carried out after the full bobbin of the polyester-cotton roving made by the roving frame, and the polyester-cotton roving of the full bobbin after the automatic doffing is conveyed to the spinning frame through the conveying rail;

the seventh step: and (4) spooling, namely making the polyester-cotton spun yarn obtained in the sixth step into a tubular polyester-cotton cone yarn through a spooling machine, wherein the spinning machine and the spooling machine are connected through a pairing group-group connection type fine-network connection conveying system.

2. The continuous intelligent spinning system as recited in claim 1, wherein: the cotton fiber is fine cotton wool fiber with the fiber length of more than 29mm, the maturity of more than 1.6, the short fiber rate of less than 12 and the micronaire value of 3.7-4.3; the polyester fiber is cotton polyester fiber with the specifications of 1.33dtex multiplied by 38mm and 1.56dtex multiplied by 38mm, which has the characteristics of higher breaking strength, fewer defects and lower rate of super-long fiber.

3. The continuous intelligent spinning system as recited in claim 1, wherein: for the cotton blowing-carding combination, selected and matched raw cotton fibers are sequentially grabbed by a JWF1009 plucker according to a mixing proportion, primary opening and mixing action on the raw cotton fibers is realized in the grabbing process of the plucker for the raw cotton, the raw cotton fibers are beaten and opened in a free state by a single roller beater with card clothing on the surface in a JWF1107 single axial flow opener, impurities in the cotton fibers are separated and removed in the beating and opening process, the opened cotton fibers are evenly distributed by a Y-shaped tee joint, so that the cotton fibers are transmitted to 2 JWF1029-160 multi-bin opening and mixing machines, the cotton opener and the fibers after impurity removal are fully mixed, the cotton fibers after full mixing are further opened and removed by JWF 1115-1115 fine opener, the blocky impurities in the cotton fibers are separated and removed by an FA 125-125B type weight separator, the raw cotton fibers are pumped and conveyed by a fan in an FA055-160 vertical fiber separator, and separating and removing dust and short fiber in the cotton fiber by using a centrifugal principle, separating and removing fine impurities in the cotton fiber by using a JWF1053 dust removing machine, separating and removing other non-cotton fibers in the raw cotton by using a foreign fiber sorting machine eidolon-8C, uniformly layering the treated cotton fiber by using a JWF1172 type carding and feeding box to prepare a uniformly distributed cotton fiber layer, and directly carrying out deep and fine opening, carding, impurity removal and strip forming on the prepared cotton fiber layer by using a JWF1211 type carding machine to prepare the cotton carded sliver.

4. The continuous intelligent spinning system as recited in claim 1, wherein: for the polyester blowing-carding unit, selected polyester fibers are sequentially grabbed by a JWF1009 cotton grabbing machine according to a mixing proportion, primary opening and mixing actions on the polyester fibers are realized in the grabbing process of the polyester fibers by a cotton grabbing beater, metal impurities in the grabbed polyester fibers are separated and removed by an MT904 metal detector, the opened polyester fibers are evenly distributed by a Y-shaped tee joint and then transmitted to 2 JWF1029-160 multi-bin cotton mixing machines, the polyester fibers opened and removed by the cotton opener are fully mixed in the multi-bin cotton mixing machine, the fully mixed polyester fibers are further opened and removed by a JWF1115-160 fine cotton opener, sparks in the polyester fibers are separated and removed by a 119E spark detector, and the treated polyester fibers are uniformly layered by a JWF1172 type blowing-carding-feeding box, so that a uniformly distributed polyester fiber layer is prepared, the prepared polyester fiber layer is directly subjected to deep and fine opening, carding, impurity removal and slivering by a JWF1211 type carding machine to prepare the polyester carding sliver.

5. The continuous intelligent spinning system as recited in claim 1, wherein: in the step of cotton combing and terylene pre-drawing, a TMFD81L drawing frame is selected for the pre-drawing of cotton slivers of the cotton combing, an E32 drawing frame is selected for the sliver drawing and rolling, and an E65 combing machine is selected for the combing; the polyester cotton carding bar pre-drawing selects a TMFD81L drawing frame, 6-8 polyester cotton carding bars are jointly fed in the pre-drawing frame, the fed polyester cotton carding bars are drawn and refined through the drawing of a drawing system of the drawing frame and then are combined again to prepare the polyester pre-drawing bar, the evenness degree of the polyester pre-drawing bar is improved through the mutual random combination of roving, details and normal sections on the cotton carding bars in the combining process, the drawing system adopts a hyperbolic drawing structure with three upper parts, three lower parts and guide leather roller pressure bars, and the pressing mode of the drawing system adopts spring pressing.

6. The continuous intelligent spinning system as recited in claim 1, wherein: the first mixed drawing, the second mixed drawing and the third mixed drawing all adopt TMFD81L drawing frames.

7. The continuous intelligent spinning system as recited in claim 1, wherein: the roving frame is a suspended spindle type THC2015 full-automatic doffing roving frame.

8. The continuous intelligent spinning system as recited in claim 1, wherein: the spinning frame selects a ring-spindle TH985 compact spinning automatic doffing spinning frame, the rail of the roving-spinning unit conveying system adopts an aluminum alloy guide rail, and the rail structure adopts a closed type.

9. The continuous intelligent spinning system as recited in claim 1, wherein: the bobbin winder is a POLAR/E Premium bobbin winder.

10. The continuous intelligent spinning system as recited in claim 1, wherein: the fine network connection conveying system comprises a connecting track, wherein the connecting track comprises an upper connecting branch line, a lower connecting branch line and a middle connecting trunk line, the upper connecting branch line is connected with each spinning frame, the lower connecting branch line is connected with the front part of each bobbin winder, the upper connecting branch line and the lower connecting branch line are communicated and connected through the middle connecting trunk line, the middle connecting trunk line is of an annular structure, so that the spinning frame and the bobbin winder are communicated with each other through a shared annular main channel, a platform communication is formed between the spinning frame and the bobbin winder, and the number of the connecting channels between the spinning frame and the bobbin winder is equal to the product of the number of the spinning frames and the number of the bobbin winders; when the polyester cotton spun yarns produced by the spinning machine are full of tubes, the spinning machine automatically doffs, the fallen yarns are orderly stacked in the yarn box, the yarn box enters the middle connecting trunk line through the upper connecting branch line and enters the designated bobbin yarn station of the bobbin winder through the lower connecting branch line, and after the bobbin winder finishes the last batch of yarns, the yarn box enters a working state and enters the tray yarn supply device for winding.

Technical Field

The invention belongs to the field of new textile technologies, and particularly relates to a continuous intelligent spinning system.

Background

Currently, the chinese textile industry is undergoing a critical period of transition from labor intensive to technology intensive, and intelligent, continuous textile production has become the hallmark and inevitable trend of modern textile mills. Among these, in order to reduce the influence of touch, friction, collision, and the like on the resultant yarn during the inter-operation-step conveyance of the semi-finished product, and the like, reduce labor and improve the work efficiency, the continuous production in the spinning line is a trend in the future.

Aiming at the problems, the invention provides a continuous intelligent spinning system, which is characterized in that cotton fibers are orderly subjected to blowing-carding-drawing and combing to prepare combed slivers, polyester fibers are orderly subjected to blowing-carding-drawing and pre-drawing to prepare polyester pre-drawing, the prepared combed slivers and polyester pre-drawing are subjected to three mixing strips to prepare polyester cotton drawn slivers, the combed slivers and the polyester pre-drawing are automatically transmitted to a drawing machine for first mixing drawing and can be replaced by a first can circulating automatic transmission system, the cans are automatically transmitted and replaced between a second mixing drawing and the first mixing drawing and between a third mixing drawing and a second mixing drawing by a second can circulating automatic transmission system and a third can circulating automatic transmission system respectively, so that the continuous intelligent production in the drawing process is realized, the traditional manual can carrying process is reduced, and the damage to the cans in the manual carrying process is effectively overcome, the manufactured polyester-cotton drawn sliver is directly and automatically transmitted to a roving frame through a fourth bobbin circulating automatic transmission system to manufacture polyester-cotton roving, the polyester-cotton roving is automatically transmitted to a spinning frame through a thickness-fineness combined conveying system to manufacture polyester-cotton spun yarn, and the polyester-cotton spun yarn is automatically transmitted to a winding machine through a pairing group-group connected fineness-combination conveying system to manufacture polyester-cotton bobbin yarn, so that continuous production from drawing to roving to spun yarn to winding is realized, the production efficiency is greatly improved, labor is reduced, and the continuous production of the whole flow of blended yarn is realized.

Disclosure of Invention

The invention aims to provide a continuous intelligent spinning system, which adopts a drum circulation automatic transmission system to realize continuous production between mixed drawing and between drawing and rough yarn, realizes continuous production between rough yarn and spun yarn through a rough-fine connection conveying system, realizes continuous production between spun yarn and winding through a group-connected fine-network connection conveying system, and further realizes continuous production of the whole flow of blended yarn.

In order to achieve the purpose, the invention provides a continuous intelligent spinning system which specifically comprises the following steps:

the first step is as follows: raw material selection: selecting cotton fiber and polyester fiber;

the second step is that: blowing and carding: for the cotton blowing-carding combination, the selected raw cotton fiber is sequentially grabbed by a plucker according to the mixing proportion, the primary opening and mixing action of the raw cotton fiber is realized in the grabbing process of the plucker to the raw cotton, the striking opening action in the free state of the raw cotton fiber is realized by a single roller beater with card clothing on the surface in a single axial flow opener, the impurities in the cotton fiber are separated and removed in the striking opening process, the opened cotton fiber is evenly distributed by a Y-shaped tee joint and then is transmitted to 2 multi-bin cotton mixing machines, the fibers opened and removed by the cotton opener are fully mixed, the cotton fiber after being fully mixed is further opened and removed by a fine cotton opener, the blocky impurities in the cotton fiber are separated and removed by a weight separator, and the raw cotton fiber is conveyed by the suction of a fan in a vertical fiber separator, separating and removing dust and short staple fibers in the cotton fibers by using a centrifugal principle, separating and removing fine impurities in the cotton fibers by using a fine dust remover, separating and removing other non-cotton fibers in the raw cotton by using a foreign fiber sorter, uniformly layering the treated cotton fibers by using a blowing-carding and feeding box to prepare uniformly distributed cotton fiber layers, and directly deeply and finely opening, carding, removing impurities and slivering the prepared cotton fiber layers by using a carding machine to prepare cotton combed slivers;

for a polyester blowing-carding unit, selected polyester fibers are sequentially grabbed by a plucker according to a mixing proportion, preliminary opening and mixing of the polyester fibers are realized in the grabbing process of the polyester fibers by a plucker beater, metal impurities in the grabbed polyester fibers are separated and removed by a metal detector, the opened polyester fibers are evenly distributed by a Y-shaped tee joint and then are transmitted to 2 multi-bin cotton mixers, the polyester fibers opened and removed by the cotton openers are fully mixed in the multi-bin cotton mixers, the fully mixed polyester fibers are further opened and removed by a fine cotton opener, sparks in the polyester fibers are separated and removed by a spark detector, the treated polyester fibers are uniformly layered by a blowing-carding unit to prepare uniformly distributed polyester fiber layers, and the prepared polyester fiber layers are directly subjected to deep opening and fine opening, fine spreading, fine mixing and fine mixing by a cotton opener, Carding, removing impurities, and slivering to obtain polyester cotton carding sliver;

the third step: cotton combing, polyester pre-drawing, for cotton combing, pre-drawing cotton strips of the cotton combing prepared in the second step in sequence to prepare cotton pre-drawing strips with improved evenness of strips, re-drawing the cotton pre-drawing strips into cotton rolls with roll structures, and combing the cotton rolls to prepare cotton combed strips with improved fiber length consistency; for polyester pre-drawing, pre-drawing the polyester cotton carding strips prepared in the second step to prepare polyester pre-drawing strips with improved evenness;

the fourth step: mixing and drawing, namely performing three-pass mixing and drawing on the cotton combed sliver and the polyester pre-drawing prepared in the third step to prepare polyester-cotton drawn sliver, and performing first-pass mixing and drawing on the cotton combed sliver and the polyester pre-drawing to prepare polyester-cotton mixed sliver, wherein the cotton combed sliver is automatically transmitted and replaced with the drawing machine of the first-pass mixing and drawing through a first sliver can circulating automatic transmission system and a polyester pre-drawing through a first polyester can circulating automatic transmission system, the first sliver can circulating automatic transmission system and the first polyester can circulating automatic transmission system comprise a first full can output rail, a first empty can input rail, a second full can output rail and a second empty can input rail, the number of the first full can output rail and the first empty can input rail of the first cotton can circulating automatic transmission system is the same as that of the cotton comber, the comber is placed on a comber control table, the rear ends of a first full sliver can output rail and a first empty sliver can input rail are mutually connected with a combed sliver can control console, the quantity of the first full sliver can output rail and the first empty sliver can input rail of a first terylene can circulating automatic transmission system is the same as that of a terylene pre-drawing frame, the terylene pre-drawing frames of the terylene pre-drawing frame are placed on the terylene pre-drawing frame control console, the quantity of the first full sliver can output rail and the rear ends of the first empty sliver can input rail are mutually connected with the terylene pre-drawing frame control console, the quantity of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system is the same as that of the first mixed drawing frame, a mixed sliver can control console is placed below the first mixed drawing frame, the front ends of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system are mutually connected with the mixed can control console, the quantity of second full sliver can input tracks and second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system is the same as that of the first mixed drawing frame, the front ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the mixed sliver can console, the front ends of the first full sliver can output tracks and the first empty sliver can input tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the rear ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the front ends of the first full sliver can input tracks and the first annular communicated track of the first polyester sliver can circulating automatic transmission system are connected with the second full sliver can input tracks of the first polyester sliver can circulating automatic transmission system, the second full sliver can input tracks of the second polyester can circulating automatic transmission system are connected with the first annular communicated and connected with the second empty sliver can output tracks, The rear end of the second empty sliver can output track is connected with the first ring track in a mutual communication way, when in use, the full sliver combed sliver from the cotton comber enters the first ring track of the first sliver can circulating automatic transmission system after being output by the first full sliver can output track of the first sliver can circulating automatic transmission system, so as to rotate circularly in the first ring track, the polyester pre-drawing sliver from the full sliver from the polyester pre-drawing frame enters the first ring track of the first polyester can circulating automatic transmission system after being output by the first full sliver can output track of the first polyester can circulating automatic transmission system, so as to rotate circularly in the first ring track, the combed sliver rotating circularly in the first ring track of the first sliver can circulating automatic transmission system enters the mixing sliver can control table of the first mixing drawing frame through the second full sliver can input track of the first sliver can circulating automatic transmission system, meanwhile, polyester pre-drawing strips circularly rotating in a first annular rail of a first polyester can circulating automatic transmission system enter a mixing can control table of a first mixed drawing frame through a second full can input rail of the first polyester can circulating automatic transmission system, the total number of cotton combing strips and polyester pre-drawing strips on the mixing can control table of each first mixed drawing frame is 6-8, the specific number of the entering cotton combing strips and polyester pre-drawing strips is determined according to the blending ratio of cotton fibers and polyester fibers in the final blended yarn and the linear density of the cotton combing strips and the polyester pre-drawing strips, when the cotton combing strips or the polyester pre-drawing strips on the mixing can control table of the drawing frame of the first mixed drawing frame are used up, the polyester pre-drawing strips of an empty can are output through a second empty can output rail of the first polyester can circulating automatic transmission system and then enter the first annular rail of the first polyester can circulating automatic transmission system, thereby circularly rotating in the first annular track, outputting the cotton combed sliver of the empty can into the first annular track of the first can circulation automatic transmission system after the cotton combed sliver is output by the second empty can output track of the first can circulation automatic transmission system, so as to circularly rotate in the first annular track, when a full-bobbin cotton combed can of the cotton comber is output, then the corresponding cotton combed sliver can of an empty can enters a combed sliver can control desk of the cotton comber from a first empty sliver can input track of a first cotton can circulating automatic transmission system, when a full can polyester pre-combed sliver can of the polyester pre-drawing frame is output, the polyester pre-drawing can of the corresponding empty can enters a polyester pre-drawing can console of the polyester pre-drawing machine from a first empty can input rail of a first polyester can circulating automatic transmission system, so that the change of the can is completed;

the polyester-cotton mixed sliver is made into polyester-cotton half-cooked sliver with improved evenness of sliver and the mixing evenness of polyester fiber and cotton fiber through a second drawing, the polyester-cotton mixed sliver is automatically transmitted and replaced with a second drawing frame for mixed drawing through a second sliver circulating automatic transmission system, the second sliver circulating automatic transmission system comprises a third full sliver can output track, a third empty sliver can input track, a fourth full sliver can output track and a fourth empty sliver can input track, the number of the third full sliver can output track and the third empty sliver can input track of the second sliver circulating automatic transmission system is the same as that of the first drawing frame, the polyester-cotton mixed sliver can made by the first drawing frame is placed on a mixed sliver can output control table, the rear ends of the third full sliver can output track and the third empty sliver can input track are connected with an intercommunicated mixed sliver can output control table, the mixed sliver can input control table is arranged at the input end of the second drawing frame for mixed drawing, the number of the fourth full sliver can output rail and the fourth empty sliver can input rail of the second sliver circulating automatic transmission system is the same as that of the second drawing frame, the front ends of the fourth full sliver can output rail and the fourth empty sliver can input rail are communicated and connected with the mixed sliver can input console, the front ends of the third full sliver can output rail, the third empty sliver can input rail, the fourth full sliver can output rail and the fourth empty sliver can input rail are communicated and connected with the second annular rail, the front ends of the third full sliver can output rail and the third empty can input rail of the second sliver circulating automatic transmission system are communicated and connected with the second annular rail, the rear ends of the fourth full sliver can input rail and the fourth empty can output rail of the second sliver circulating automatic transmission system are communicated and connected with the second annular rail, and when the full sliver mixed sliver can placed on the mixed can output console and manufactured by the first drawing frame enters the second annular rail through the third full sliver can output rail The polyester-cotton mixed sliver circularly rotating in the second circular track of the second sliver circulating automatic transmission system enters the mixed sliver can input console of the second mixed drawing frame through the fourth full sliver can input track, the number of the polyester-cotton mixed sliver entering the mixed sliver can input console of each second mixed drawing frame is 6-8, when the sliver can of the polyester-cotton mixed sliver placed on the mixed sliver can input console of the second mixed drawing frame is used up, the polyester-cotton mixed sliver of the empty can enters the second circular track through the fourth full sliver can output track to circularly rotate, and after the sliver can of the polyester-cotton mixed sliver on the mixed sliver can output console of the first mixed drawing frame is output, the polyester-cotton mixed sliver can of the empty can circularly rotating in the second circular track enters the mixed sliver can output console of the first mixed drawing frame through the third full sliver can input track Thereby completing the replacement of the can;

the polyester-cotton half-finished sliver is made into polyester-cotton finished sliver with improved evenness of sliver and improved mixing evenness of polyester fiber and cotton fiber by a third drawing frame through a third drum circulating automatic transmission system, the third drum circulating automatic transmission system comprises a fifth full-sliver drum output rail, a fifth empty-sliver drum input rail, a sixth full-sliver drum output rail and a sixth empty-sliver drum input rail, the number of the fifth full-sliver drum output rail and the fifth empty-sliver drum input rail of the third drum circulating automatic transmission system is the same as that of the drawing frame of the second drawing frame, the polyester-cotton half-finished sliver drum made by the drawing frame of the second drawing frame is placed on a half-finished sliver drum output control platform, the rear end of the intercommunication of the fifth full-sliver drum output rail and the fifth empty-sliver drum input rail is connected with the half-finished sliver drum output control platform, the half-finished sliver drum input control platform is arranged at the input end of the third drawing frame, the number of the sixth full sliver can output rail and the sixth empty sliver can input rail of the third can circulating automatic transmission system is the same as that of the third drawing frame, the front ends of the sixth full sliver can output rail and the sixth empty sliver can input rail are communicated and connected with the under-drawn sliver can input control platform, the front ends of the fifth full sliver can output rail, the fifth empty sliver can input rail, the sixth full sliver can output rail and the sixth empty sliver can input rail are communicated and connected with the third annular rail, the front ends of the fifth full sliver can output rail and the fifth empty sliver can input rail of the third can circulating automatic transmission system are communicated and connected with the third annular rail, the rear ends of the sixth full sliver can input rail and the sixth empty sliver can output rail of the third can circulating automatic transmission system are communicated and connected with the third annular rail, and when in use, the under-drawn sliver drawing frame made by the second drawing frame, the polyester-cotton under-drawn sliver can placed on the under-drawn sliver can output control platform enters the third annular rail through the fifth full sliver can output rail Circularly rotating in the track, circularly rotating polyester-cotton semi-finished slivers in a third annular track of a third can circulating automatic transmission system, then entering a semi-finished sliver barrel input control console of a third mixed drawing frame through a sixth full sliver barrel input track, wherein the number of the polyester-cotton semi-finished slivers entering the mixed sliver barrel input control console of each third mixed drawing frame is 6-8, when the cans of the polyester-cotton semi-finished slivers placed on the semi-finished sliver barrel input control console of the third mixed drawing frame are used up, the polyester-cotton semi-finished slivers of an empty can enter the third annular track through the sixth full sliver barrel output track to circularly rotate, and when the cans of the polyester-cotton semi-finished slivers on the semi-finished sliver barrel output control console of one second mixed drawing frame are output, the polyester-cotton semi-finished sliver barrel of an empty can circularly rotating in the third annular track enters the mixed drawing frame output control console of the second mixed drawing frame through a fifth full sliver barrel input track Thereby completing the replacement of the can;

the fifth step: roving, wherein polyester cotton drawn slivers prepared in the fourth step are subjected to drafting and fine-drawing by a drafting system of a roving machine, and twisted and wound by a twisting system to prepare polyester cotton drawn yarns with certain strength, the roving machine comprises 120 spindles, a drawn sliver can input control console is arranged at the lower part of each spindle, and the drafting system adopts a four-roller double-short leather ring structure; the polyester cotton drawn slivers are automatically transmitted and replaced with a roving frame through a fourth can circulating automatic transmission system, the fourth can circulating automatic transmission system comprises a seventh full can output rail, a seventh empty can input rail, an eighth full can output rail and an eighth empty can input rail, the number of the seventh full can output rail and the seventh empty can input rail of the fourth can circulating automatic transmission system is the same as that of drawing frames of a third drawing frame, the polyester cotton drawn slivers manufactured by the drawing frames of the third drawing frame are placed on a drawn sliver can output console, the rear ends of the seventh full can output rail and the seventh empty can input rail are communicated and connected with the drawn sliver can output console, the number of the eighth full can output rail and the eighth empty can input rail of the fourth can circulating automatic transmission system is the same as that of the drawn sliver can input console of the roving frame, the front ends of an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a cooked sliver can input control console, the front ends of a seventh full sliver can output track, a seventh empty can input track, an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a fourth annular track, the front ends of the seventh full sliver can output track and the seventh empty can input track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, the rear ends of the eighth full sliver can input track and the eighth empty can output track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, when in use, a cooked cotton strip of a full can placed on the cooked sliver can output control console, prepared by a drawing frame of the third drawing frame, enters the fourth annular track through the seventh full sliver can output track for circulating rotation, and then enters the eighth full sliver can input track for circulating rotation in the fourth annular track of the fourth can circulating automatic transmission system The method comprises the following steps that (1) the number of polyester-cotton drawn slivers entering each drawn sliver can input console of a roving frame is 1, when the drawn sliver cans of the polyester-cotton drawn slivers placed on the drawn sliver can input console of the roving frame are used up, the polyester-cotton drawn slivers of an empty can enter a fourth annular rail through an eighth full can output rail to circularly rotate, and after the drawn sliver cans of the polyester-cotton drawn slivers on the drawn sliver can output console of a third mixed drawing frame are output, the polyester-cotton drawn slivers of the empty can circularly rotate in the fourth annular rail enter the drawn sliver can output console of the third mixed drawing frame through a seventh full can input rail, so that the drawn sliver cans are replaced;

and a sixth step: spinning, namely drawing and thinning the polyester-cotton roving prepared in the fifth step by a drawing system of a spinning frame and twisting and winding the polyester-cotton roving by a twisting system to prepare the polyester-cotton spun yarn with certain strength, wherein the roving frame is connected with the spinning frame by a roving-spinning unit conveying system; the roving-spinning unit conveying system comprises a conveying rail, automatic doffing is carried out after the full bobbin of the polyester-cotton roving made by the roving frame, and the polyester-cotton roving of the full bobbin after the automatic doffing is conveyed to the spinning frame through the conveying rail;

the seventh step: and (4) spooling, namely making the polyester-cotton spun yarn obtained in the sixth step into a tubular polyester-cotton cone yarn through a spooling machine, wherein the spinning machine and the spooling machine are connected through a pairing group-group connection type fine-network connection conveying system.

Furthermore, the cotton fiber is fine-staple cotton fiber with the fiber length of more than 29mm, the maturity of more than 1.6, the short staple rate of less than 12 and the micronaire value of 3.7-4.3; the polyester fiber is cotton polyester fiber with the specifications of 1.33dtex multiplied by 38mm and 1.56dtex multiplied by 38mm, which has the characteristics of higher breaking strength, fewer defects and lower rate of super-long fiber.

Further, for the cotton blowing-carding unit, selected and matched raw cotton fibers are sequentially grabbed by an JWF1009 plucker according to a mixing proportion, primary opening and mixing actions on the raw cotton fibers are realized in the grabbing process of the raw cotton by a plucker beater, the raw cotton fibers are beaten and opened in a free state by a single roller beater with card clothing on the surface in a JWF1107 single-shaft flow opener, impurities in the cotton fibers are separated and removed in the beating and opening processes, the opened cotton fibers are evenly distributed by a Y-shaped tee joint so as to be transmitted to 2 JWF1029-160 multi-bin cotton mixing machines, the fibers subjected to opening and impurity removal are fully mixed, the cotton fibers subjected to full mixing are further opened and impurity removal by a JWF1115-160 fine cotton opener, and massive impurities in the cotton fibers are separated and removed by an FA 125-125B type weight separator, the raw cotton fiber is pumped and conveyed by a fan in an FA055-160 vertical fiber separator, dust and short fiber in the cotton fiber are separated and removed by using a centrifugal principle, fine impurities in the cotton fiber are separated and removed by a JWF1053 fine dust remover, other non-cotton fibers in the raw cotton are separated and removed by a foreign fiber sorter genistein-8C, the treated cotton fiber is uniformly layered by a JWF1172 type carding and combined feeding box, so that a uniformly distributed cotton fiber layer is prepared, and the prepared cotton fiber layer is directly subjected to deep fine opening, carding, impurity removal and slivering by a JWF1211 type carding machine to prepare the cotton carding sliver.

Further, for the polyester blowing-carding unit, selected and matched polyester fibers are sequentially grabbed by an JWF1009 plucker according to a mixing proportion, primary opening and mixing effects on the polyester fibers are realized in the grabbing process of the polyester fibers by a plucking beater, metal impurities in the grabbed polyester fibers are separated and removed by an MT904 metal detector, the opened polyester fibers are evenly distributed by a Y-shaped tee joint and then are transmitted to 2 JWF1029-160 multi-bin cotton mixers, the opened polyester fibers and the purified polyester fibers are fully mixed in the multi-bin cotton mixer, the fully mixed polyester fibers are further opened and purified by a JWF1115-160 fine cotton opener, sparks in the polyester fibers are separated and removed by a 119E spark detector, and the treated polyester fibers are uniformly layered by a JWF1172 type blowing-carding-feeding box, so that a uniformly distributed polyester fiber layer is prepared, the prepared polyester fiber layer is directly subjected to deep and fine opening, carding, impurity removal and slivering by a JWF1211 type carding machine to prepare the polyester carding sliver.

Further, in the step of cotton combing and terylene pre-drawing, a TMFD81L drawing frame is selected for the pre-drawing of cotton slivers of the cotton combing, an E32 drawing frame is selected for the sliver drawing and coiling, and an E65 combing machine is selected for combing; the polyester cotton carding bar pre-drawing selects a TMFD81L drawing frame, 6-8 polyester cotton carding bars are jointly fed in the pre-drawing frame, the fed polyester cotton carding bars are drawn and refined through the drawing of a drawing system of the drawing frame and then are combined again to prepare the polyester pre-drawing bar, the evenness degree of the polyester pre-drawing bar is improved through the mutual random combination of roving, details and normal sections on the cotton carding bars in the combining process, the drawing system adopts a hyperbolic drawing structure with three upper parts, three lower parts and guide leather roller pressure bars, and the pressing mode of the drawing system adopts spring pressing.

Further, the first mixed drawing, the second mixed drawing and the third mixed drawing are all a TMFD81L drawing machine.

Further, the roving frame is a suspended spindle type THC2015 full-automatic doffing roving frame.

Furthermore, the spinning frame selects a ring-spindle TH985 compact spinning automatic doffing spinning frame, the track of the roving-spinning unit conveying system adopts an aluminum alloy guide rail, and the track structure adopts a closed type.

Further, the winder is a POLAR/E Premium winder.

Furthermore, the fine-net-connected conveying system comprises a connecting track, wherein the connecting track comprises an upper connecting branch line, a lower connecting branch line and a middle connecting trunk line, the upper connecting branch line is connected with each spinning frame, the lower connecting branch line is connected with the front part of each winding machine, the upper connecting branch line and the lower connecting branch line are communicated and connected through the middle connecting trunk line, and the middle connecting trunk line is of an annular structure, so that the spinning frame and the winding frame are communicated with each other through a shared annular main channel, a 'platform communication' is formed between the spinning frame and the winding frame, and the number of the connecting channels between the spinning frame and the winding frame is equal to the product of the number of the spinning frames and the number of the winding machines; when the polyester cotton spun yarns produced by the spinning machine are full of tubes, the spinning machine automatically doffs, the fallen yarns are orderly stacked in the yarn box, the yarn box enters the middle connecting trunk line through the upper connecting branch line and enters the designated bobbin yarn station of the bobbin winder through the lower connecting branch line, and after the bobbin winder finishes the last batch of yarns, the yarn box enters a working state and enters the tray yarn supply device for winding.

Compared with the prior art, the invention has the beneficial effects that: the invention prepares a combed cotton sliver by orderly carrying out blowing-carding and combing on cotton fibers, prepares a terylene pre-drawing by orderly carrying out blowing-carding and pre-drawing on the terylene fibers, prepares a polyester cotton drawn sliver by three mixing lines of the prepared combed cotton sliver and the terylene pre-drawing, realizes the automatic transmission of the drawing machine with the first mixing drawing and the replacement of a sliver can by a first can circulating automatic transmission system, carries out the automatic transmission and the replacement of the can by a second can circulating automatic transmission system and a third can circulating automatic transmission system respectively between the second mixing drawing and the first mixing drawing and between the third mixing drawing and the second mixing drawing, thereby realizing the continuous intelligent production in the drawing process, reducing the traditional manual carrying process of the can, effectively overcoming the damage to the can in the manual carrying process, and directly and automatically transmits the prepared polyester drawn sliver to a roving machine by a fourth can circulating automatic transmission system, the polyester-cotton roving is automatically conveyed to a spinning frame through a thickness-fineness combined conveying system to obtain polyester-cotton spun yarns, and the polyester-cotton spun yarns are automatically conveyed to a winding machine through a group-connected fineness-network combined conveying system to obtain polyester-cotton cone yarns, so that continuous production from drawing to roving to spun yarns to winding is realized, the production efficiency is greatly improved, labor is reduced, and continuous production of the whole flow of blended yarns is realized.

Detailed Description

The present invention will be further described with reference to the following specific examples.

A continuous intelligent spinning system specifically comprises the following steps:

the first step is as follows: raw material selection: for cotton fibers, selecting fine cotton fibers with the fiber length of more than 29mm, the maturity of more than 1.6, the short staple rate of less than 12 and the micronaire value of 3.7-4.3, and for polyester fibers, selecting cotton type polyester fibers with the specifications of 1.33dtex multiplied by 38mm and 1.56dtex multiplied by 38mm respectively, which have higher breaking strength, fewer defects and lower overlong fiber rate;

the second step is that: blowing and carding: for the cotton blowing-carding combination, selected and matched raw cotton fibers are sequentially grabbed by a JWF1009 plucker according to a mixing ratio, primary opening and mixing action on the raw cotton fibers are realized in the grabbing process of the raw cotton by a plucker beater, the raw cotton fibers are beaten and opened in a free state by a single roller beater with card clothing on the surface in a JWF1107 single axial flow opener, impurities in the cotton fibers are separated and removed in the beating and opening process, the opened cotton fibers are evenly distributed by a Y-shaped tee joint and then are transmitted to 2 JWF1029-160 multi-bin cotton mixing machines, the opened and removed fibers are fully mixed, the fully mixed cotton fibers are further opened and removed by a JWF1115-160 fine cotton opener, blocky impurities in the cotton fibers are separated and removed by an FA125B type weight separator, the raw cotton fibers are conveyed by a suction fan in an FA055-160 vertical fiber separator, separating and removing dust and short staple fibers in cotton fibers by using a centrifugal principle, separating and removing fine impurities in the cotton fibers by using an JWF1053 dust removing machine, separating and removing other non-cotton fibers in raw cotton by using a foreign fiber sorting machine eidolon-8C, uniformly layering the treated cotton fibers by using a JWF1172 type carding and feeding box to prepare a uniformly distributed cotton fiber layer, and directly carrying out deep and fine opening, carding, impurity removal and slivering on the prepared cotton fiber layer by using a JWF1211 type cotton carding machine to prepare a cotton carding sliver;

for the terylene blowing-carding unit, because the terylene fiber is fluffy and easy to generate static electricity, excessive rolling and striking can cause the increase of the nep of the next procedure and directly affect the appearance quality of the finished product of the next procedure, the short procedure of one grab, one mixing and one carding is adopted, the selected terylene fiber is sequentially grabbed by a JWF1009 plucker according to the mixing proportion in the opening and cleaning process of the terylene, the preliminary opening and mixing action on the terylene fiber is realized in the grabbing process of the plucker beater of the terylene, the metal impurities in the grabbed terylene fiber are separated and removed by an MT904 metal detector, the opened terylene fiber is evenly distributed by a Y-shaped tee joint, so that the terylene fiber is transferred to a 2 JWF1029-160 multi-bin cotton mixing machine, and the opened and purified terylene fiber is fully mixed in the multi-bin cotton mixing machine, further opening and removing impurities from the fully mixed polyester fibers by an JWF1115-160 fine cotton opener, separating and removing sparks in the polyester fibers by a 119E spark detector, uniformly layering the treated polyester fibers by a JWF1172 type carding and feeding box to prepare uniformly distributed polyester fiber layers, and directly carrying out deep and fine opening, carding, impurity removal and strip forming on the prepared polyester fiber layers by a JWF1211 type carding machine to prepare polyester carding strips;

the third step: cotton combing and terylene pre-drawing, in the cotton combing, the cotton sliver of the cotton combing prepared in the second step is pre-drawn in sequence to prepare cotton pre-drawing with improved evenness of sliver, the cotton pre-drawing is re-drawn and rolled to prepare cotton rolls with roll-shaped structures, the cotton rolls are combed to prepare cotton combing slivers with improved fiber length consistency, wherein the pre-drawing adopts a TMFD81L drawing frame, the sliver and roll adopts an E32 drawing frame, and the combing adopts an E65 combing machine; after the cotton sliver of the cotton carding prepared by opening and mixing in the cotton carding process is drafted in the pre-drawing process, the cotton pre-drawing still contains some short fibers and impurities, the short fibers in the cotton pre-drawing are separated and removed in the combing process, the impurities and fiber nodules in the sliver are removed at the same time, and the carded fibers are further straightened, parallel and separated; for polyester pre-drawing, pre-drawing the polyester cotton carding strips prepared in the second step to prepare polyester pre-drawing strips with improved evenness of strips, selecting a TMFD81L drawing frame for the pre-drawing, feeding 6-8 polyester cotton carding strips together in the pre-drawing, re-drawing the fed polyester cotton carding strips after drafting and refining by a drafting system of the drawing frame to prepare the polyester pre-drawing strips, realizing the improvement of evenness of the polyester pre-drawing strips by the mutual random combination of roving, details and normal sections on the cotton carding strips in the drawing process, wherein the drafting system adopts a hyperbolic drafting structure with three upper parts, three lower parts and guide leather roller pressure bars, and the pressurizing mode of the drafting system adopts spring pressurization;

the fourth step: mixing and drawing, namely performing three-pass mixing and drawing on the cotton combed sliver prepared in the third step and the polyester pre-drawing to prepare polyester-cotton drawn sliver, and performing first-pass mixing and drawing on the cotton combed sliver and the polyester pre-drawing to prepare polyester-cotton mixed sliver, wherein the cotton combed sliver is automatically transmitted and replaced by a first sliver can circulating automatic transmission system, the polyester pre-drawing is automatically transmitted and replaced by a first polyester can circulating automatic transmission system and a first mixed drawing frame, the first mixed drawing frame adopts a TMFD81L drawing frame, the first sliver can circulating automatic transmission system and the first polyester can circulating automatic transmission system comprise a first full sliver can output rail, a first empty sliver can input rail, a second full sliver can output rail and a second empty sliver can input rail, the number of the first full sliver can output rail and the first empty sliver can input rail of the first cotton can circulating automatic transmission system is the same as the combing number of the cotton machine, and the combed sliver can of the cotton machine is placed on a combed can control table, the rear ends of a first full sliver can output rail and a first empty sliver can input rail are mutually connected with a combed sliver can control console, the quantity of the first full sliver can output rail and the first empty sliver can input rail of a first terylene can circulating automatic transmission system is the same as that of a terylene pre-drawing frame, the terylene pre-drawing frames of the terylene pre-drawing frame are placed on the terylene pre-drawing frame control console, the quantity of the first full sliver can output rail and the rear ends of the first empty sliver can input rail are mutually connected with the terylene pre-drawing frame control console, the quantity of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system is the same as that of the first mixed drawing frame, a mixed sliver can control console is placed below the first mixed drawing frame, the front ends of the second full sliver can output rail and the second empty sliver can input rail of the first cotton can circulating automatic transmission system are mutually connected with the mixed can control console, the quantity of second full sliver can input tracks and second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system is the same as that of the first mixed drawing frame, the front ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the mixed sliver can console, the front ends of the first full sliver can output tracks and the first empty sliver can input tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the rear ends of the second full sliver can input tracks and the second empty sliver can output tracks of the first polyester sliver can circulating automatic transmission system are communicated and connected with the first annular track, the front ends of the first full sliver can input tracks and the first annular communicated track of the first polyester sliver can circulating automatic transmission system are connected with the second full sliver can input tracks of the first polyester sliver can circulating automatic transmission system, the second full sliver can input tracks of the second polyester can circulating automatic transmission system are connected with the first annular communicated and connected with the second empty sliver can output tracks, The rear end of the second empty sliver can output track is connected with the first ring track in a mutual communication way, when in use, the full sliver combed sliver from the cotton comber enters the first ring track of the first sliver can circulating automatic transmission system after being output by the first full sliver can output track of the first sliver can circulating automatic transmission system, so as to rotate circularly in the first ring track, the polyester pre-drawing sliver from the full sliver from the polyester pre-drawing frame enters the first ring track of the first polyester can circulating automatic transmission system after being output by the first full sliver can output track of the first polyester can circulating automatic transmission system, so as to rotate circularly in the first ring track, the combed sliver rotating circularly in the first ring track of the first sliver can circulating automatic transmission system enters the mixing sliver can control table of the first mixing drawing frame through the second full sliver can input track of the first sliver can circulating automatic transmission system, meanwhile, polyester pre-drawing strips circularly rotating in a first annular rail of a first polyester can circulating automatic transmission system enter a mixing can control table of a first mixed drawing frame through a second full can input rail of the first polyester can circulating automatic transmission system, the total number of cotton combing strips and polyester pre-drawing strips on the mixing can control table of each first mixed drawing frame is 6-8, the specific number of the entering cotton combing strips and polyester pre-drawing strips is determined according to the blending ratio of cotton fibers and polyester fibers in the final blended yarn and the linear density of the cotton combing strips and the polyester pre-drawing strips, when the cotton combing strips or the polyester pre-drawing strips on the mixing can control table of the drawing frame of the first mixed drawing frame are used up, the polyester pre-drawing strips of an empty can are output through a second empty can output rail of the first polyester can circulating automatic transmission system and then enter the first annular rail of the first polyester can circulating automatic transmission system, thereby circularly rotating in the first annular track, outputting the cotton combed sliver of the empty can into the first annular track of the first can circulation automatic transmission system after the cotton combed sliver is output by the second empty can output track of the first can circulation automatic transmission system, so as to circularly rotate in the first annular track, when a full-bobbin cotton combed can of the cotton comber is output, then the corresponding cotton combed sliver can of an empty can enters a combed sliver can control desk of the cotton comber from a first empty sliver can input track of a first cotton can circulating automatic transmission system, when a full can polyester pre-combed sliver can of the polyester pre-drawing frame is output, the polyester pre-drawing can of the corresponding empty can enters a polyester pre-drawing can console of the polyester pre-drawing machine from a first empty can input rail of a first polyester can circulating automatic transmission system, so that the change of the can is completed;

the polyester-cotton mixed sliver is subjected to second drawing to prepare polyester-cotton half-cooked sliver with improved evenness of sliver and improved mixing evenness of polyester fiber and cotton fiber, the polyester-cotton mixed sliver is automatically transmitted and replaced by a second sliver circulating automatic transmission system and a second drawing frame for mixed drawing, the second mixed drawing frame adopts a TMFD81L drawing frame, the second sliver circulating automatic transmission system comprises a third full sliver output rail, a third empty sliver input rail, a fourth full sliver output rail and a fourth empty sliver input rail, the third full sliver output rail and the third empty sliver input rail of the second sliver circulating automatic transmission system are the same in number as the drawing frames of the first drawing frame, the polyester-cotton mixed sliver cans prepared by the drawing frame of the first drawing frame are placed on a mixed sliver can output control console, and the rear ends of the third full sliver output rail and the third empty sliver input rail are connected with the mixed can output console, a mixed sliver can input control console is arranged at the input end of a second mixed drawing frame, the number of a fourth full sliver can output track and a fourth empty sliver can input track of a second sliver circulating automatic transmission system is the same as that of the second drawing frame, the front ends of the fourth full sliver can output track and the fourth empty sliver can input track are communicated and connected with the mixed sliver can input control console, the front ends of the third full sliver can output track, the third empty sliver can input track, the fourth full sliver can output track and the fourth empty sliver can input track are communicated and connected with a second annular track, the front ends of the third full sliver can output track and the third empty sliver can input track of the second sliver circulating automatic transmission system are communicated and connected with the second annular track, the communicated rear ends of the fourth full sliver can input track and the fourth empty sliver can output track of the second sliver circulating automatic transmission system are connected with the second annular track, when in use, the full-tube polyester-cotton mixed sliver prepared by the first drawing frame and placed on the mixed sliver can output console enters the second annular track through the third full-sliver can output track to circularly rotate, the polyester-cotton mixed sliver circularly rotating in the second annular track of the second sliver circular automatic transmission system enters the mixed sliver can input console of the second mixed drawing frame through the fourth full-sliver can input track, the number of the polyester-cotton mixed sliver entering on the mixed sliver can input console of each second mixed drawing frame is between 6 and 8, when the cotton can of the polyester-cotton mixed sliver placed on the mixed sliver can input console of the second mixed drawing frame is used up, the polyester-cotton mixed sliver of an empty can enters the second annular track through the fourth full-sliver can output track to circularly rotate, and when the cotton can of the polyester-cotton mixed sliver on the mixed sliver can output console of the first mixed drawing frame is output console, the polyester-cotton mixed sliver can of the empty can circularly rotate in the second annular track enters the mixed sliver can output control console of the first mixed drawing frame through the third full sliver can input track, so that the replacement of the sliver can is completed;

the polyester-cotton semi-finished sliver is made into polyester-cotton finished sliver with improved evenness of sliver and improved mixing evenness of polyester fiber and cotton fiber by a third drawing, the polyester-cotton semi-finished sliver is automatically transmitted and replaced by a third drum circulating automatic transmission system and a third drawing frame for mixing drawing, the third drawing frame selects a TMFD81L drawing frame, the third drum circulating automatic transmission system comprises a fifth full-sliver output rail, a fifth empty sliver input rail, a sixth full-sliver output rail and a sixth empty sliver input rail, the fifth full-sliver output rail and the fifth empty sliver input rail of the third drum circulating automatic transmission system are the same as the drawing frame of the second drawing frame in number, the polyester-cotton semi-finished sliver drums made by the drawing frames of the second drawing frame are placed on a semi-finished sliver drum output control console, the rear ends of the fifth full-sliver output rail and the fifth empty sliver drum input rail are connected with the semi-finished sliver drum output control console, a semi-drawn sliver input control platform is arranged at the input end of a drawing frame of a third mixed drawing, the number of a sixth full sliver output track and a sixth empty sliver input track of a third circulating automatic conveying system is the same as that of the drawing frame of the third drawing, the front ends of the sixth full sliver output track and the sixth empty sliver input track are communicated and connected with the semi-drawn sliver input control platform, the front ends of a fifth full sliver output track, a fifth empty sliver input track, a sixth full sliver output track and a sixth empty sliver input track are communicated and connected with a third annular track, the front ends of the fifth full sliver output track and the fifth empty sliver input track of the third circulating automatic conveying system are communicated and connected with the third annular track, the rear ends of the sixth full sliver input track and the sixth empty sliver output track of the third circulating automatic conveying system are connected with the third annular track, when the device is used, the full-bobbin polyester-cotton half-cooked sliver placed on the half-cooked sliver can output console and made by the second drawing frame enters the third circular track for circular rotation through the fifth full-bobbin output track, the polyester-cotton half-cooked sliver circularly rotated in the third circular track of the third drum circular automatic transmission system then enters the half-cooked sliver can input console of the third mixed drawing frame through the sixth full-bobbin input track, the number of the polyester-cotton half-cooked slivers entering the mixed sliver input console of each third mixed drawing frame is 6-8, when the sliver can of the polyester-cotton half-cooked slivers placed on the half-cooked sliver can input console of the third mixed drawing frame is used up, the polyester-cotton half-cooked slivers of the empty cans enter the third circular track for circular rotation through the sixth full-bobbin output track, and when the polyester-cotton half-cooked slivers output on the half-cooked sliver can output console of the second mixed drawing frame are used up, the polyester-cotton half-finished sliver can of the empty can circularly rotating in the third annular track enters the mixed sliver can output console of the second mixed drawing frame through the fifth full sliver can input track, so that the replacement of the sliver can is completed;

the fifth step: roving, namely drawing and thinning the polyester cotton drawn sliver prepared in the fourth step by a drawing system of a roving machine, twisting and winding the drawn sliver by a twisting system to prepare polyester cotton drawn roving with certain strength, selecting a suspended spindle type THC2015 full-automatic doffing roving machine, wherein the roving machine comprises 120 spindles, a drawn sliver barrel input control console is arranged at the lower part of each spindle, and the drawing system adopts a four-roller double-short leather ring structure; the polyester cotton drawn slivers are automatically transmitted and replaced with a roving frame through a fourth can circulating automatic transmission system, the fourth can circulating automatic transmission system comprises a seventh full can output rail, a seventh empty can input rail, an eighth full can output rail and an eighth empty can input rail, the number of the seventh full can output rail and the seventh empty can input rail of the fourth can circulating automatic transmission system is the same as that of drawing frames of a third drawing frame, the polyester cotton drawn slivers manufactured by the drawing frames of the third drawing frame are placed on a drawn sliver can output console, the rear ends of the seventh full can output rail and the seventh empty can input rail are communicated and connected with the drawn sliver can output console, the number of the eighth full can output rail and the eighth empty can input rail of the fourth can circulating automatic transmission system is the same as that of the drawn sliver can input console of the roving frame, the front ends of an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a cooked sliver can input control console, the front ends of a seventh full sliver can output track, a seventh empty can input track, an eighth full sliver can output track and an eighth empty can input track are mutually communicated and connected with a fourth annular track, the front ends of the seventh full sliver can output track and the seventh empty can input track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, the rear ends of the eighth full sliver can input track and the eighth empty can output track of the fourth can circulating automatic transmission system are mutually communicated and connected with the fourth annular track, when in use, a cooked cotton strip of a full can placed on the cooked sliver can output control console, prepared by a drawing frame of the third drawing frame, enters the fourth annular track through the seventh full sliver can output track for circulating rotation, and then enters the eighth full sliver can input track for circulating rotation in the fourth annular track of the fourth can circulating automatic transmission system The method comprises the following steps that (1) the number of polyester-cotton drawn slivers entering each drawn sliver can input console of a roving frame is 1, when the drawn sliver cans of the polyester-cotton drawn slivers placed on the drawn sliver can input console of the roving frame are used up, the polyester-cotton drawn slivers of an empty can enter a fourth annular rail through an eighth full can output rail to circularly rotate, and after the drawn sliver cans of the polyester-cotton drawn slivers on the drawn sliver can output console of a third mixed drawing frame are output, the polyester-cotton drawn slivers of the empty can circularly rotate in the fourth annular rail enter the drawn sliver can output console of the third mixed drawing frame through a seventh full can input rail, so that the drawn sliver cans are replaced;

and a sixth step: spinning, namely drawing the polyester-cotton roving prepared in the fifth step into fine polyester-cotton spun yarn with certain strength through the drawing of a drawing system of a spinning frame and twisting and winding of a twisting system, selecting a ring-spindle TH985 compact spinning automatic doffing spinning frame, connecting the roving frame and the spinning frame through a roving-spinning unit conveying system, carrying out full-automatic operation according to different production process settings by the centralized control of a computer through the roving-spinning unit conveying system, realizing the online control and monitoring of equipment, realizing the unmanned and intelligent automatic conveying of full bobbins and empty bobbins of the prepared roving bobbins wound with the polyester-cotton roving, providing a customized automatic conveying system, and meeting the requirements of factory spaces and budgets of different customers; the roving-spinning unit conveying system comprises a conveying rail, the automatic doffing is carried out after the full bobbin of the polyester-cotton roving made by the roving frame is full, the full bobbin of the polyester-cotton roving after the automatic doffing is conveyed to the spinning frame through the conveying rail, during conveying, aiming at multi-variety spinning, the variety management is clear, the full bobbin of the yarn bank is firstly put in first and is firstly used; the rails of the roving-spinning unit conveying system adopt aluminum alloy guide rails, and have the characteristics of corrosion resistance, high strength and no bending; the track structure is closed, so that flying flowers and dust accumulation are prevented; when the polyester-cotton roving conveyed to the full bobbin of the spinning frame is used up, the residual weft yarns on the roving bobbin are removed by adopting a tail yarn cleaning device, the modularized program control is adopted, a computer is used as a control core, and the sensing measurement and control technology, the variable frequency speed regulation technology and the aerodynamic technology are utilized to realize automatic tail yarn removal, the tail yarn removal success rate is 98 percent, the tail yarn cleaning device adopts an aluminum alloy integral frame structure, the strength is high, the weight is light, the installation is convenient, the appearance is attractive, each tail yarn cleaning device is provided with 8 spindle cleaning suction ports, the single spindle single suction, the independent transmission, the single spindle cotton breakage detection and the repeated head finding are realized, and the removal success rate is improved; the bobbin screening device has the functions of on-line monitoring of empty bobbin residual yarns and bobbin color identification, is replaced by the manipulator, ensures that the qualification rate of the empty bobbin on the conveying chain reaches 100 percent, and meets the requirement of automatic production;

the seventh step: spooling, namely making the polyester-cotton spun yarn obtained in the sixth step into a tubular polyester-cotton cone yarn by a spooling machine, selecting a POLAR/E Premium spooling machine, connecting the spinning machine and the spooling machine by a pairing group-connection type fine network connection conveying system, wherein the fine network connection conveying system comprises a connecting track, the connecting track comprises an upper connecting branch line, a lower connecting branch line and a middle connecting trunk line, the upper connecting branch line is connected with each spinning machine, the lower connecting branch line is connected with the front part of each spooling machine, the upper connecting branch line and the lower connecting branch line are communicated and connected by the middle connecting trunk line, and the middle connecting trunk line is of an annular structure, thereby leading the spinning frame and the bobbin winder frame to be communicated with each other through a shared annular main channel, further leading the spinning frame and the bobbin winder frame to form 'platform communication', the number of connecting channels between the spinning frame platform and the bobbin winder platform is equal to the product of the number of spinning frames and the number of bobbins; when the polyester cotton spun yarn produced by the spinning frame is full of tubes, the spinning frame automatically doffs, the fallen yarn can be orderly stacked in a yarn box, the yarn box enters an intermediate connecting trunk line through an upper connecting branch line and enters a specified bobbin yarn station of a bobbin winder through a lower connecting branch line, after the bobbin winder finishes the last batch of yarn, the yarn box enters a working state and enters a tray yarn supply device for winding, when in use, the condition of each bobbin winder is monitored through a monitoring system, the bobbin winder to which the fallen yarn is conveyed is determined, and the polyester cotton cone yarn manufactured by the bobbin winder is automatically conveyed through a cone yarn automatic packaging system, so that the labor is effectively reduced, the labor cost is reduced, the cone yarn quality is better monitored, the product quality is controlled, an AGV laser navigation trolley with an automatic guiding system is adopted, and a cone wound with the polyester cotton cone yarn is automatically conveyed from a starting point to a terminal point after the arrangement is finished, the automatic control system does not need manual control, has high automation degree and intelligent degree, and reduces the labor intensity of workers.

Taking the preparation of the polyester-cotton single dyed blended yarn with the linear density of 18.4tex and the blending ratio of JC60/T40 as an example, the corresponding process parameters are as follows:

(1) raw material selection:

raw cotton selecting and matching table

Polyester cotton blending meter

(2) Designing key process parameters:

cotton carding:

carrying out polyester carding:

cotton combing:

pre-drawing terylene:

mixing and drawing:

roving:

spinning:

spooling:

(3) quality of finished yarn