CN110042521A - The production method of multicomponent fibre Intelligent Hybrid mixed yarn - Google Patents

Abstract

The invention discloses a production method of multi-component fiber intelligent mixed blended yarn. The pre-processed fiber raw materials are selected, and then the pre-processed fiber raw materials are intelligently selected, weighed and mixed, and then mixed, opened, mixed, uniformly fed, and opened into sliver carding to obtain a mixed carding sliver. Enables intelligent mixing of multicomponent fibers in the production of blended yarns.

Description

Production method of multi-component fiber intelligent mixed blended yarn

technical field

The invention belongs to the technical field of textiles, and relates to a spinning method of a novel yarn, in particular to a production method of a multi-component fiber intelligent mixed blended yarn.

Background technique

With the development of social economy and the continuous improvement of people's living standards, for apparel textiles, in addition to the pursuit of wearing comfort, more and more attention is paid to their fashion and functionality, and the pursuit of unique styles and various functions, such as antibacterial , Anti-static and other functions. In order to meet this demand of consumers, it has become an important task for the textile industry to continuously develop new yarns and fabrics. With the development of science and technology, the competition in the textile market is becoming more and more fierce. In order to maximize profits, various manufacturers continue to develop in the direction of high-grade, high-grade, good technical content and high added value. Blended yarn needs to be mixed with fibers of different properties in the production process. Therefore, it is the key and difficulty to determine the properties of the fibers to be blended and the corresponding blending method according to the properties of the spun yarn.

In view of this, the present invention provides a production method of multi-component fiber intelligent mixed blended yarn, which is prepared by firstly picking up various fibril raw materials, opening twice, uniformly feeding cotton, and opening, carding and carding. The pre-processed fiber raw materials provided for selection, and then the pre-processed fiber raw materials obtained are intelligently selected, weighed and mixed, and then mixed, opened, mixed, uniformly fed, and opened into sliver carding. The mixed carded sliver is obtained, and then the mixed carded sliver is sequentially passed through two processes of drawing, roving and spinning to obtain the final desired blended yarn, thereby realizing the intelligent mixing of multi-component fibers in the production of blended yarn.

SUMMARY OF THE INVENTION

Technical problem to be solved: in order to overcome the deficiencies of the prior art, the method of the present invention obtains the optional selection by first catching various fibril raw materials, opening twice, uniformly feeding cotton, and opening, carding and carding. The pre-processed fiber raw materials are intelligently selected, weighed and mixed, and then mixed, opened, mixed, uniformly fed, and opened into sliver carded to obtain mixed carded sliver, so as to realize the mixed carding sliver. Smart blending of multicomponent fibers in spinning production.

Technical scheme: The production method of multi-component fiber intelligent mixed blended yarn. The method firstly prepares the optional fibrous material by catching, twice opening, uniform feeding, and opening, carding and carding. The pre-processed fiber raw materials are intelligently selected, weighed and mixed, and then mixed with cotton, opened, mixed, uniformly fed, and opened into sliver carded cotton to obtain mixed carded cotton. sliver, and then the mixed carded sliver is successively passed through two processes of drawing, roving and spinning to obtain the final required blended yarn, which specifically includes the following steps:

The first step: the initial processing of fibril raw materials: the various fibril raw materials that are owned are sequentially processed by picking cotton, opening twice, uniformly feeding cotton, opening and carding to obtain the optional preliminary processing fiber raw materials;

Among them, the reciprocating straight-running rotary cotton grabbing machine is used in the cotton grabbing. The cotton grabbing machine includes a cotton grabbing arm. The cotton grabbing arm includes a middle vertical arm, a left cross arm, and a right cross arm. The left cross arm and the right cross arm are respectively connected with the middle vertical arm. The left end and the right end are fixedly connected, and the bottom end of the middle vertical arm is located on the moving slide of the cotton-catching arm, and is driven by the motor to move along the moving slide of the cotton-catching arm. The front end of the track is provided with a front circular slideway, and the rear end is provided with a rear circular slideway. The front circular slideway and the rear circular slideway are respectively connected with the front end and rear end of the middle lateral slideway. The bottom end is a circular structure, a circular track is arranged along the outer circumference of the bottom end of the middle vertical arm, and a middle horizontal track is arranged in the circular track at the bottom end of the middle vertical arm, and the middle horizontal track is driven by the first motor. To extend or shorten, when the bottom end of the middle vertical arm of the cotton grabber is located in the middle lateral slideway, the middle lateral track is driven by the first motor to extend, so that the middle lateral track at this time is located in the middle lateral slideway. The connection between the middle vertical arm of the cotton grabber and the moving slide of the cotton grabbing arm is realized, and at this time, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle horizontal slideway. When the bottom end is located in the front circular slideway or the rear circular slideway, the middle transverse track is shortened by the first motor, so that the circular track at this time is located in the front circular slideway or the rear circular slideway and then realizes gripping. The connection between the middle vertical arm of the cotton machine and the moving slide of the cotton grabbing arm, and at this time, the middle vertical arm is driven by the second motor to rotate along the front circular slide or the rear circular slide, at the bottom end of the left cross arm. . The bottom end of the right cross arm is respectively provided with a cotton catching trolley. The cotton catching trolley includes a cotton catching thumper. There are ribs, and the cotton-catching blade rotates along the cotton-catching beater on the one hand, and lifts up and down along the upper and lower directions on the other hand. The lower part of the cotton-catching trolley of the left and right cross-arms is provided with a cotton bale discharge track, and the cotton bale is discharged. The tracks include a left lateral bale discharge track, a right lateral bale discharge track, the front ends of the left lateral bale discharge track and the right lateral bale discharge track are connected by the front curved bale discharge track, the left lateral bale discharge track, and the right lateral bale discharge track. The rear end of the cotton bale discharge track is connected by the rear curved cotton bale discharge track. When in use, the raw fiber raw material bales are sequentially discharged on the cotton bale discharge track, and the cotton grasping blade in the cotton grasper sticks out of the rib and is connected with the fibrils. The fibrils in the raw material bag are in contact, and then the catching blade rotates along the catching beater to grasp the fibrils. When the bottom end of the middle vertical arm is located in the middle lateral slideway, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle lateral slideway, so as to realize that the cotton catcher pair of the left arm and the right arm are placed on the left side. Grab the fibrils in the fibril raw material bales on the horizontal bale discharge track and the right lateral bale discharge track, when the bottom end of the middle vertical arm of the cotton grabber is located on the front circular slide or the rear circular slide , the middle vertical arm is driven by the second motor to rotate along the front circular slide or the rear circular slide, so as to During the rotation process, the fibrils in the fibril raw material bales placed on the front arc-shaped bale discharge track or the rear arc bale discharge track are grasped by the left and right cross-arm catching batters. Realize the rotation of the left cross arm and the right cross arm, thereby greatly improving the working efficiency of the cotton picker, and at the same time, by increasing the discharge of the fibril raw material package to achieve a more uniform mixing effect during the cotton picking process;

For the two opening processes, an axial flow opener is used in the first opening to realize the free opening of the captured fibril raw materials. V-shaped studs are evenly arranged on the circumference, and dust rods and spiral guide plates are arranged on the outside of the outer circumference of the roller. The negative pressure airflow at the outlet is sucked out and leaves the axial flow opener. During the rotation of the roller, the V-shaped braid on the surface of the roller can achieve a free blow to the fiber flow without holding. The V-shaped braid is elastic. The opening is soft and sufficient. At the same time, the fiber flow is torn between the roller and the dust bar, the roller and the spiral guide plate during the rotation process, so as to realize the opening of the fiber flow while walking, without damaging the fiber, and at the same time, the dust is passed through the opening process. The separation action of the rod on the negative pressure layer formed by the rotation of the roller to drive the fiber flow realizes the separation and removal of impurities and short fibers; the licker-in opener is used in the second opening to realize the holding and opening of the fibril raw materials. The licker-in opener is provided with left roller, middle roller and right roller which are arranged in parallel. Fine serrations are arranged on the outer circumference of the drum. The rotation speed of the left roller is lower than that of the middle roller and the rotation direction is opposite to that of the middle roller. The feed fibril flow is transferred from the left roller to the middle roller and from the middle roller to the right roller in turn by increasing the rotational speed. During the transfer process, the braids on the surface of the left roller and the Between the coarse serrations, the coarse serrations on the surface of the middle roller and the fine serrations on the surface of the right roller, the carding and opening effects are achieved by piercing the fibrils, and then small fiber bundles or even single fibers are obtained;

For the uniform cotton feeding process, the cotton box structure is adopted, and 2 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. The two cotton boxes include the rear cotton box and the front cotton box respectively. For the fiber cotton layer with good opening degree, the fiber output density is controlled by controlling the height of the cotton box. The front cotton box adopts photocell + vibration plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform;

For the process of opening and carding, an opening and carding machine is used. The opening and carding card includes a feeder-licker-in device and a cylinder-flat plate opening device. The feeder-licker-in device includes The cotton feeding part and the licker-in opening part, wherein the cotton feeding part includes the cotton feeding box, the cotton lap roller, the cotton feeding roller, and the cotton feeding plate. The cotton feeding plate is located at the lower part of the outer circumference of the cotton feeding roller. The fiber flow fed to the cotton first enters the cotton feeding box, and then is fed by the uniform pressing of the lap roller, and then enters between the cotton feeding roller and the cotton feeding board to be held. The fiber flow is output in the state of fiber layer under the rotation of the feeding roller. The opening part of the licker-in includes the licker-in. The outer circumference of the licker-in is provided with a dust-removing knife and a small leakage bottom. The fibers in the output fiber layer are continuously stripped by the rotating licker-in, so as to complete the transfer process of the fibers from the feeding part of the cotton feeding part to the opening part of the licker-in. The fiber layer is initially held and combed, and the stripped fiber layer immediately enters the opening part of the licker-in, and rotates with the rotation of the licker-in, thereby forming an airflow layer on the surface of the licker-in. At this time, the impurities in the fiber layer It is located in the outer layer of the airflow layer, and the fibers in the fiber layer are located in the inner layer of the airflow layer, so that the impurities and short fibers in the fiber layer are removed in the area where the cotton feeding board, the dust removal knife and the small drain bottom meet. - The cover plate opening device includes a cylinder, and the outer circumference of the cylinder is provided with a cover plate, a fixed cover plate, a front cover plate, a rear cover plate, and a large drain bottom, and the fiber flow output by the rotation of the licker-in roller is continuously The rotating cylinder is stripped, so as to complete the transfer process of the fibers from the cotton-licker-in feeding device to the cylinder-cover opening device, and the fiber layer can be carefully and freely combed during the process of the cylinder rotating and stripping the fibers. , the stripped fiber layer immediately enters the cylinder-cover carding device, and rotates with the rotation of the cylinder. At this time, the incoming fibers are carefully carded between the cylinder and the cover to decompose the fibers. layer to achieve separation of fibers and eject impurities, front and rear cover plates and large leakage bottom to prevent fibers from scattering, to remove impurities and short piles, and to fix the cover plate to assist in carding and finishing of fibers. After carding, small fiber bundles and single fibers exist raw fiber raw materials;

The second step: intelligently mix the primary processed fiber raw materials into strips: put the primary processed fiber raw materials processed in the first step into separate bins, and at the same time, the properties of the primary processed fiber raw materials include the average fiber length, fiber breaking strength, and fiber surface friction. In the test, 10 samples of each kind of raw fiber raw material are randomly selected during the test, and each sample is tested five times to take the average value, and then a number is set on each bin and the properties of the raw fiber raw material obtained by the test are input into the It can repeatedly erase and rewrite the signboard, and display the properties of the pre-processed fiber raw materials placed through the sign board; then select the type of pre-processed fiber raw material to be mixed according to the quality index requirements of the blended yarn to be spun. And according to the total mass of the blended yarn to be spun, the production rate in each process and the blending ratio, the mass of each primary fiber raw material to be mixed is calculated, and then the mass of each required mass is calculated by weighing. The pre-processed fiber raw materials are respectively stacked in an independent stacking bin for processing. The mixed carding sliver is prepared. At this time, the raw fiber raw material to be processed is fed into the first cotton blending machine according to the required blending ratio by the mixing ratio feeding device. The upper part of the mixing ratio feeding device The plane is open and the other planes are closed. A set of movable mixing ratio adjustment plates are installed in the mixing ratio feeding device. The mixing ratio feeding device is divided into a certain number of sub-feeding devices through the mixing ratio adjustment plate. At the same time, according to the blending ratio of the pre-processed fiber raw materials to be processed and the density of each pre-processed fiber raw material to be processed, the mass of the pre-processed fiber raw materials to be placed in the feeding device for each mixing ratio is calculated, and then the mixing ratio is calculated. The adjusting plate moves, so as to realize the adaptive adjustment of the size of the divided sub-feeding devices, and then fill the respective pre-processed fiber raw materials into the corresponding sub-feeding devices, so as to realize the weighing, mixing and feeding of each pre-processed fiber raw material. The first cotton blending machine adopts a multi-silo structure, and the first cotton blending machine is equipped with multiple high-cotton bins. When using, the cotton bins are filled in sequence, and then the machine starts to run automatically. The raw cotton output by each cotton bin of the cotton machine at the same time has a time difference when it is fed into the cotton blender, so as to realize bin-by-bin feeding of different fiber raw materials fed, step cotton storage, synchronous output, and multi-bin mixing; There are 6 rows of rollers arranged in sequence in the roller opener, and there are four rows of frustoconical spikes on the outer circumference of each roller. The lower part of the outer circumference is provided with dust rods, and the spacing of the dust rods is adjustable. The feeding fiber flow is transferred between the rollers from top to bottom in turn by increasing the rotation speed. During the transfer process, the adjacent rollers are The taper nails on the surface are pierced through the fibers to achieve soft and free blowing and opening; the second cotton blending machine adopts a cotton box structure, and the second cotton blending machine is provided with a curtain of spikes. , the fed fiber streams are reciprocated and flattened through the swing bucket to form a fiber layer arranged in parallel up and down, and the fiber layer is vertically grabbed by the brad curtain at the same time, so as to realize the horizontal laying of different fiber components. Pick Mixing; for the uniform cotton feeding process, the cotton box structure is adopted, and 3 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. High cotton box + photocell is used to control the fiber output density by controlling the height of the cotton box for the fiber cotton layer with good openness. Stop and turn, so that the density of the fibers output from the braided curtain is uniform. The front cotton box adopts photocell + vibrating plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform;

For the opening and sliver carding process, the opening and sliver carding machine is used. The opening and sliver carding machine includes a cotton-licker-in feeding device, a doffer-pressing roll forming device, and a cotton-licker-in feeding device. The device includes a licker-in, which is provided with a dust-removing knife and a small leaking bottom on the outer circumference of the licker-in. The fibers in the input fiber layer are continuously stripped by the rotating licker-in, so as to complete the fiber from the cotton feeding part to the feeding part. The transfer process of the opening part of the licker-in roller realizes the preliminary holding and carding of the fiber layer during the process of the licker-in roller rotating and stripping the fibers. It rotates and rotates to form an air flow layer on the surface of the licker-in. At this time, the impurities in the fiber layer are in the outer layer of the air flow layer, and the fibers in the fiber layer are in the inner layer of the air flow layer, so that the cotton feeder, dust removal knife, The impurities and short fibers in the fiber layer are removed in the area where the small leakage bottom meets. The doffer-roller forming device includes a doffer. The front part of the doffer is sequentially provided with a stripping roller, a large pressing roller, and a coiler. The doffer is set At the front of the cotton-licker-in feeding device, the doffer keeps the rotation of the licker-in in different directions and at different speeds, and then re-agglomerates the fibers on the needle surface of the licker-in into a fiber layer, so as to complete the fiber from the feeder. During the transfer process from the cotton-licker-in feeding device to the doffer-pressing sliver forming device, the fiber layer condensed on the doffer is then continuously stripped by the stripping roller, and the structure and uniformity are maintained during the stripping process, thereby forming Fiber web, the fiber web is gathered and pressed into strips by the large pressure roller, and continuously wound on the can by the coiler, so as to obtain the mixed carded sliver;

The third step: Mixed carded sliver into yarn: The mixed carded sliver is sequentially passed through two processes of drawing, roving and spinning to obtain the final desired blended yarn, which is drawn by the first drawing frame. The mixed semi-cooked sliver is obtained by re-combination. The drafting system adopts four-up and four-down pressure rods with double-zone curve drafting with guide-up rollers. The mixed sliver is obtained, and the drafting system adopts the three-up and three-down-pressing pressure bar attached to the guide-up roller curve for drafting; the roving adopts the roving frame, and two mixed sliver is fed together in the roving frame, and is drawn by the roving frame. The mixed roving is obtained by stretching, thinning, twisting and winding; the spun yarn adopts a spinning frame, and one mixed roving is fed into the spinning frame.

Preferably, in the first step, the fibrils are rotated 5-6 times around the drum in the axial flow opener.

Preferably, in the first step, the diameters of the left roller, the middle roller and the right roller are the same.

Preferably, in the second step, the mixing ratio feeding device is a rectangular parallelepiped hollow structure.

Preferably, in the second step, the number of mixing ratio adjustment plates is 1 less than the type of the primary fiber raw material to be processed.

Preferably, in the second step, the number of the sub-feeding devices is consistent with the type of the primary fiber raw material to be processed.

Preferably, in the second step, the axes of the 6 rows of rollers are arranged at 45° from bottom to top.

Preferably, in the second step, the rotation directions of the 6 rows of rollers are the same, and the rotation speed is increased by 1.1-1.2 times from top to bottom.

Preferably, in the third step, 8 mixed card slivers are used for feeding together in the first drawing frame.

Preferably, in the third step, 6 mixed semi-cooked slivers are used to feed together in the second draw frame.

Beneficial effect: the method of the present invention obtains the pre-processed fiber raw materials for selection by first catching the cotton, opening twice, uniformly feeding the cotton, opening and carding the cotton, and then processing the pre-processed fiber raw materials. The fiber raw materials are intelligently selected, weighed and mixed, and then blended, opened, blended, uniformly fed, and opened into sliver carded cotton to obtain a mixed carded sliver, so as to realize the multi-component fiber in the production of blended yarns. Smart blending.

Detailed ways

The following examples further illustrate the content of the present invention, but should not be construed as limiting the present invention. Modifications and substitutions made to the methods, steps or conditions of the present invention without departing from the spirit and essence of the present invention all belong to the scope of the present invention. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.

Example 1

The production method of multi-component fiber intelligent mixed blended yarn. The method firstly prepares the optional preliminary processing of various fibril raw materials through catching, twice opening, uniform feeding, and opening, carding and carding. Fiber raw materials, and then the pre-processed fiber raw materials obtained are intelligently selected, weighed and mixed, and then mixed with cotton, opened, mixed, uniformly fed, and opened into sliver carded to obtain a mixed carded sliver, and then The mixed carded sliver is successively passed through two processes of drawing, roving and spinning to obtain the final desired blended yarn, which specifically includes the following steps:

The first step: the initial processing of fibril raw materials: the various fibril raw materials that are owned are sequentially processed by picking cotton, opening twice, uniformly feeding cotton, opening and carding to obtain the optional preliminary processing fiber raw materials;

Among them, the reciprocating straight-running rotary cotton grabbing machine is used in the cotton grabbing. The cotton grabbing machine includes a cotton grabbing arm. The cotton grabbing arm includes a middle vertical arm, a left cross arm, and a right cross arm. The left cross arm and the right cross arm are respectively connected with the middle vertical arm. The left end and the right end are fixedly connected, and the bottom end of the middle vertical arm is located on the moving slide of the cotton-catching arm, and is driven by the motor to move along the moving slide of the cotton-catching arm. The front end of the track is provided with a front circular slideway, and the rear end is provided with a rear circular slideway. The front circular slideway and the rear circular slideway are respectively connected with the front end and rear end of the middle lateral slideway. The bottom end is a circular structure, a circular track is arranged along the outer circumference of the bottom end of the middle vertical arm, and a middle horizontal track is arranged in the circular track at the bottom end of the middle vertical arm, and the middle horizontal track is driven by the first motor. To extend or shorten, when the bottom end of the middle vertical arm of the cotton grabber is located in the middle lateral slideway, the middle lateral track is driven by the first motor to extend, so that the middle lateral track at this time is located in the middle lateral slideway. The connection between the middle vertical arm of the cotton grabber and the moving slide of the cotton grabbing arm is realized, and at this time, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle horizontal slideway. When the bottom end is located in the front circular slideway or the rear circular slideway, the middle transverse track is shortened by the first motor, so that the circular track at this time is located in the front circular slideway or the rear circular slideway and then realizes gripping. The connection between the middle vertical arm of the cotton machine and the moving slide of the cotton grabbing arm, and at this time, the middle vertical arm is driven by the second motor to rotate along the front circular slide or the rear circular slide, at the bottom end of the left cross arm. . The bottom end of the right cross arm is respectively provided with a cotton catching trolley. The cotton catching trolley includes a cotton catching thumper. There are ribs, and the cotton-catching blade rotates along the cotton-catching beater on the one hand, and lifts up and down along the upper and lower directions on the other hand. The lower part of the cotton-catching trolley of the left and right cross-arms is provided with a cotton bale discharge track, and the cotton bale is discharged. The tracks include a left lateral bale discharge track, a right lateral bale discharge track, the front ends of the left lateral bale discharge track and the right lateral bale discharge track are connected by the front curved bale discharge track, the left lateral bale discharge track, and the right lateral bale discharge track. The rear end of the cotton bale discharge track is connected by the rear curved cotton bale discharge track. When in use, the raw fiber raw material bales are sequentially discharged on the cotton bale discharge track, and the cotton grasping blade in the cotton grasper sticks out of the rib and is connected with the fibrils. The fibrils in the raw material bag are in contact, and then the catching blade rotates along the catching beater to grasp the fibrils. When the bottom end of the middle vertical arm is located in the middle lateral slideway, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle lateral slideway, so as to realize that the cotton catcher pair of the left arm and the right arm are placed on the left side. Grab the fibrils in the fibril raw material bales on the horizontal bale discharge track and the right lateral bale discharge track, when the bottom end of the middle vertical arm of the cotton grabber is located on the front circular slide or the rear circular slide , the middle vertical arm is driven by the second motor to rotate along the front circular slide or the rear circular slide, so as to During the rotation process, the fibrils in the fibril raw material bales placed on the front arc-shaped bale discharge track or the rear arc bale discharge track are grasped by the left and right cross-arm catching batters. Realize the rotation of the left cross arm and the right cross arm, thereby greatly improving the working efficiency of the cotton picker, and at the same time, by increasing the discharge of the fibril raw material package to achieve a more uniform mixing effect during the cotton picking process;

For the two opening processes, an axial flow opener is used in the first opening to realize the free opening of the captured fibril raw materials. V-shaped studs are evenly arranged on the circumference, and dust rods and spiral guide plates are arranged on the outside of the outer circumference of the roller. The negative pressure airflow at the outlet is sucked out and leaves the axial flow opener. During the rotation of the roller, the V-shaped braid on the surface of the roller can achieve a free blow to the fiber flow without holding. The V-shaped braid is elastic. The opening is soft and sufficient. At the same time, the fiber flow is torn between the roller and the dust bar, the roller and the spiral guide plate during the rotation process, so as to realize the opening of the fiber flow while walking, without damaging the fiber, and at the same time, the dust is passed through the opening process. The separation action of the rod on the negative pressure layer formed by the rotation of the roller to drive the fiber flow realizes the separation and removal of impurities and short fibers; the licker-in opener is used in the second opening to realize the holding and opening of the fibril raw materials. The licker-in opener is provided with left roller, middle roller and right roller which are arranged in parallel. Fine serrations are arranged on the outer circumference of the drum. The rotation speed of the left roller is lower than that of the middle roller and the rotation direction is opposite to that of the middle roller. The feed fibril flow is transferred from the left roller to the middle roller and from the middle roller to the right roller in turn by increasing the rotational speed. During the transfer process, the braids on the surface of the left roller and the Between the coarse serrations, the coarse serrations on the surface of the middle roller and the fine serrations on the surface of the right roller, the carding and opening effects are achieved by piercing the fibrils, and then small fiber bundles or even single fibers are obtained;

For the uniform cotton feeding process, the cotton box structure is adopted, and 2 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. The two cotton boxes include the rear cotton box and the front cotton box respectively. For the fiber cotton layer with good opening degree, the fiber output density is controlled by controlling the height of the cotton box. The front cotton box adopts photocell + vibration plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform;

For the process of opening and carding, an opening and carding machine is used. The opening and carding card includes a feeder-licker-in device and a cylinder-flat plate opening device. The feeder-licker-in device includes The cotton feeding part and the licker-in opening part, wherein the cotton feeding part includes the cotton feeding box, the cotton lap roller, the cotton feeding roller, and the cotton feeding plate. The cotton feeding plate is located at the lower part of the outer circumference of the cotton feeding roller. The fiber flow fed to the cotton first enters the cotton feeding box, and then is fed by the uniform pressing of the lap roller, and then enters between the cotton feeding roller and the cotton feeding board to be held. The fiber flow is output in the state of fiber layer under the rotation of the feeding roller. The opening part of the licker-in includes the licker-in. The outer circumference of the licker-in is provided with a dust-removing knife and a small leakage bottom. The fibers in the output fiber layer are continuously stripped by the rotating licker-in, so as to complete the transfer process of the fibers from the feeding part of the cotton feeding part to the opening part of the licker-in. The fiber layer is initially held and combed, and the stripped fiber layer immediately enters the opening part of the licker-in, and rotates with the rotation of the licker-in, thereby forming an airflow layer on the surface of the licker-in. At this time, the impurities in the fiber layer It is located in the outer layer of the airflow layer, and the fibers in the fiber layer are located in the inner layer of the airflow layer, so that the impurities and short fibers in the fiber layer are removed in the area where the cotton feeding board, the dust removal knife and the small drain bottom meet. - The cover plate opening device includes a cylinder, and the outer circumference of the cylinder is provided with a cover plate, a fixed cover plate, a front cover plate, a rear cover plate, and a large drain bottom, and the fiber flow output by the rotation of the licker-in roller is continuously The rotating cylinder is stripped, so as to complete the transfer process of the fibers from the cotton-licker-in feeding device to the cylinder-cover opening device, and the fiber layer can be carefully and freely combed during the process of the cylinder rotating and stripping the fibers. , the stripped fiber layer immediately enters the cylinder-cover carding device, and rotates with the rotation of the cylinder. At this time, the incoming fibers are carefully carded between the cylinder and the cover to decompose the fibers. layer to achieve separation of fibers and eject impurities, front and rear cover plates and large leakage bottom to prevent fibers from scattering, to remove impurities and short piles, and to fix the cover plate to assist in carding and finishing of fibers. After carding, small fiber bundles and single fibers exist raw fiber raw materials;

The second step: intelligently mix the primary processed fiber raw materials into strips: put the primary processed fiber raw materials processed in the first step into separate bins, and at the same time, the properties of the primary processed fiber raw materials include the average fiber length, fiber breaking strength, and fiber surface friction. In the test, 10 samples of each kind of raw fiber raw material are randomly selected during the test, and each sample is tested five times to take the average value, and then a number is set on each bin and the properties of the raw fiber raw material obtained by the test are input into the It can repeatedly erase and rewrite the signboard, and display the properties of the pre-processed fiber raw materials placed through the sign board; then select the type of pre-processed fiber raw material to be mixed according to the quality index requirements of the blended yarn to be spun. And according to the total mass of the blended yarn to be spun, the production rate in each process and the blending ratio, the mass of each primary fiber raw material to be mixed is calculated, and then the mass of each required mass is calculated by weighing. The pre-processed fiber raw materials are respectively stacked in an independent stacking bin for processing. The mixed carding sliver is prepared. At this time, the raw fiber raw material to be processed is fed into the first cotton blending machine according to the required blending ratio by the mixing ratio feeding device. The upper part of the mixing ratio feeding device The plane is open and the other planes are closed. A set of movable mixing ratio adjustment plates are installed in the mixing ratio feeding device. The mixing ratio feeding device is divided into a certain number of sub-feeding devices through the mixing ratio adjustment plate. At the same time, according to the blending ratio of the pre-processed fiber raw materials to be processed and the density of each pre-processed fiber raw material to be processed, the mass of the pre-processed fiber raw materials to be placed in the feeding device for each mixing ratio is calculated, and then the mixing ratio is calculated. The adjusting plate moves, so as to realize the adaptive adjustment of the size of the divided sub-feeding devices, and then fill the respective pre-processed fiber raw materials into the corresponding sub-feeding devices, so as to realize the weighing, mixing and feeding of each pre-processed fiber raw material. The first cotton blending machine adopts a multi-silo structure, and the first cotton blending machine is equipped with multiple high-cotton bins. When using, the cotton bins are filled in sequence, and then the machine starts to run automatically. The raw cotton output by each cotton bin of the cotton machine at the same time has a time difference when it is fed into the cotton blender, so as to realize bin-by-bin feeding of different fiber raw materials fed, step cotton storage, synchronous output, and multi-bin mixing; There are 6 rows of rollers arranged in sequence in the roller opener, and there are four rows of frustoconical spikes on the outer circumference of each roller. The lower part of the outer circumference is provided with dust rods, and the spacing of the dust rods is adjustable. The feeding fiber flow is transferred between the rollers from top to bottom in turn by increasing the rotation speed. During the transfer process, the adjacent rollers are The taper nails on the surface are pierced through the fibers to achieve soft and free blowing and opening; the second cotton blending machine adopts a cotton box structure, and the second cotton blending machine is provided with a curtain of spikes. , the fed fiber streams are reciprocated and flattened through the swing bucket to form a fiber layer arranged in parallel up and down, and the fiber layer is vertically grabbed by the brad curtain at the same time, so as to realize the horizontal laying of different fiber components. Pick Mixing; for the uniform cotton feeding process, the cotton box structure is adopted, and 3 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. High cotton box + photocell is used to control the fiber output density by controlling the height of the cotton box for the fiber cotton layer with good openness. Stop and turn, so that the density of the fibers output from the braided curtain is uniform. The front cotton box adopts photocell + vibrating plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform;

For the opening and sliver carding process, the opening and sliver carding machine is used. The opening and sliver carding machine includes a cotton-licker-in feeding device, a doffer-pressing roll forming device, and a cotton-licker-in feeding device. The device includes a licker-in, which is provided with a dust-removing knife and a small leaking bottom on the outer circumference of the licker-in. The fibers in the input fiber layer are continuously stripped by the rotating licker-in, so as to complete the fiber from the cotton feeding part to the feeding part. The transfer process of the opening part of the licker-in roller realizes the preliminary holding and carding of the fiber layer during the process of the licker-in roller rotating and stripping the fibers. It rotates and rotates to form an air flow layer on the surface of the licker-in. At this time, the impurities in the fiber layer are in the outer layer of the air flow layer, and the fibers in the fiber layer are in the inner layer of the air flow layer, so that the cotton feeder, dust removal knife, The impurities and short fibers in the fiber layer are removed in the area where the small leakage bottom meets. The doffer-roller forming device includes a doffer. The front part of the doffer is sequentially provided with a stripping roller, a large pressing roller, and a coiler. The doffer is set At the front of the cotton-licker-in feeding device, the doffer keeps the rotation of the licker-in in different directions and at different speeds, and then re-agglomerates the fibers on the needle surface of the licker-in into a fiber layer, so as to complete the fiber from the feeder. During the transfer process from the cotton-licker-in feeding device to the doffer-pressing sliver forming device, the fiber layer condensed on the doffer is then continuously stripped by the stripping roller, and the structure and uniformity are maintained during the stripping process, thereby forming Fiber web, the fiber web is gathered and pressed into strips by the large pressure roller, and continuously wound on the can by the coiler, so as to obtain the mixed carded sliver;

The third step: Mixed carded sliver into yarn: The mixed carded sliver is sequentially passed through two processes of drawing, roving and spinning to obtain the final desired blended yarn, which is drawn by the first drawing frame. The mixed semi-cooked sliver is obtained by re-combination. The drafting system adopts four-up and four-down pressure rods with double-zone curve drafting with guide-up rollers. The mixed sliver is obtained, and the drafting system adopts the three-up and three-down-pressing pressure bar attached to the guide-up roller curve for drafting; the roving adopts the roving frame, and two mixed sliver is fed together in the roving frame, and is drawn by the roving frame. The mixed roving is obtained by stretching, thinning, twisting and winding; the spun yarn adopts a spinning frame, and one mixed roving is fed into the spinning frame.

Among them, in the first step, the fibrils are rotated 5-6 times around the drum in the axial flow opener.

Among them, in the first step, the diameters of the left roller, the middle roller and the right roller are the same.

Wherein, in the second step, the mixing ratio feeding device is a cuboid hollow structure.

Wherein, in the second step, the number of mixing ratio adjustment plates is 1 less than the type of the raw fiber raw material to be processed.

Wherein, in the second step, the number of the sub-feeding devices is consistent with the type of the primary fiber raw material to be processed.

Among them, in the second step, the axes of the 6 rows of rollers are arranged from bottom to top at 45°.

Among them, in the second step, the rotation direction of the 6 rows of rollers is the same, and the rotation speed is increased by 1.1-1.2 times from top to bottom.

Among them, in the third step, 8 mixed carding slivers are used to feed together in the first drawing frame.

Among them, in the third step, 6 mixed semi-cooked strips are used to feed together in the second draw frame.

Claims (10)

1. the production method of multi-component fiber intelligent mixed blended yarn, it is characterized in that, described method first makes various fibril raw materials through catching cotton, opening twice, evenly feeding cotton, opening, carding and carding to obtain the obtained product. The pre-processed fiber raw materials for selection are intelligently selected, weighed and mixed, and then mixed, opened, mixed, uniformly fed, opened and carded. Mixing the carded sliver, and then the mixed carded sliver is sequentially subjected to two processes of drawing, roving and spinning to obtain the final desired blended yarn, which specifically includes the following steps: The first step: the initial processing of fibril raw materials: the various fibril raw materials that are owned are sequentially processed by picking cotton, opening twice, uniformly feeding cotton, opening and carding to obtain the optional preliminary processing fiber raw materials; Among them, the reciprocating straight-running rotary cotton grabbing machine is used in the cotton grabbing. The cotton grabbing machine includes a cotton grabbing arm. The cotton grabbing arm includes a middle vertical arm, a left cross arm, and a right cross arm. The left cross arm and the right cross arm are respectively connected with the middle vertical arm. The left end and the right end are fixedly connected, and the bottom end of the middle vertical arm is located on the moving slide of the cotton-catching arm, and is driven by the motor to move along the moving slide of the cotton-catching arm. The front end of the track is provided with a front circular slideway, and the rear end is provided with a rear circular slideway. The front circular slideway and the rear circular slideway are respectively connected with the front end and rear end of the middle lateral slideway. The bottom end is a circular structure, a circular track is arranged along the outer circumference of the bottom end of the middle vertical arm, and a middle horizontal track is arranged in the circular track at the bottom end of the middle vertical arm, and the middle horizontal track is driven by the first motor. To extend or shorten, when the bottom end of the middle vertical arm of the cotton grabber is located in the middle lateral slideway, the middle lateral track is driven by the first motor to extend, so that the middle lateral track at this time is located in the middle lateral slideway. The connection between the middle vertical arm of the cotton grabber and the moving slide of the cotton grabbing arm is realized, and at this time, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle horizontal slideway. When the bottom end is located in the front circular slideway or the rear circular slideway, the middle transverse track is shortened by the first motor, so that the circular track at this time is located in the front circular slideway or the rear circular slideway and then realizes gripping. The connection between the middle vertical arm of the cotton machine and the moving slide of the cotton grabbing arm, and at this time, the middle vertical arm is driven by the second motor to rotate along the front circular slide or the rear circular slide, at the bottom end of the left cross arm. . The bottom end of the right cross arm is respectively provided with a cotton catching trolley. The cotton catching trolley includes a cotton catching thumper. There are ribs, and the cotton-catching blade rotates along the cotton-catching beater on the one hand, and lifts up and down along the upper and lower directions on the other hand. The lower part of the cotton-catching trolley of the left and right cross-arms is provided with a cotton bale discharge track, and the cotton bale is discharged. The tracks include a left lateral bale discharge track, a right lateral bale discharge track, the front ends of the left lateral bale discharge track and the right lateral bale discharge track are connected by the front curved bale discharge track, the left lateral bale discharge track, and the right lateral bale discharge track. The rear end of the cotton bale discharge track is connected by the rear curved cotton bale discharge track. When in use, the raw fiber raw material bales are sequentially discharged on the cotton bale discharge track, and the cotton grasping blade in the cotton grasper sticks out of the rib and is connected with the fibrils. The fibrils in the raw material bag are in contact, and then the catching blade rotates along the catching beater to grasp the fibrils. When the bottom end of the middle vertical arm is located in the middle lateral slideway, the middle vertical arm is driven by the second motor to reciprocate forward and backward along the middle lateral slideway, so as to realize that the cotton catcher pair of the left arm and the right arm are placed on the left side. Grab the fibrils in the fibril raw material bales on the horizontal bale discharge track and the right lateral bale discharge track, when the bottom end of the middle vertical arm of the cotton grabber is located on the front circular slide or the rear circular slide , the middle vertical arm is driven by the second motor to rotate along the front circular slideway or the rear circular slideway, thereby During the rotation process, the fibrils in the fibril raw material bales placed on the front arc-shaped bale discharge track or the rear arc bale discharge track are grasped by the left and right cross-arm catching batters. Realize the rotation of the left cross arm and the right cross arm, thereby greatly improving the working efficiency of the cotton picker, and at the same time, by increasing the discharge of the fibril raw material package to achieve a more uniform mixing effect during the cotton picking process; For the two opening processes, an axial flow opener is used in the first opening to realize the free opening of the captured fibril raw materials. V-shaped studs are evenly arranged on the circumference, and dust rods and spiral guide plates are arranged on the outside of the outer circumference of the roller. The negative pressure airflow at the outlet is sucked out and leaves the axial flow opener. During the rotation of the roller, the V-shaped braid on the surface of the roller can achieve a free blow to the fiber flow without holding. The V-shaped braid is elastic. The opening is soft and sufficient. At the same time, the fiber flow is torn between the roller and the dust bar, the roller and the spiral guide plate during the rotation process, so as to realize the opening of the fiber flow while walking, without damaging the fiber, and at the same time, the dust is passed through the opening process. The separation action of the rod on the negative pressure layer formed by the rotation of the roller to drive the fiber flow realizes the separation and removal of impurities and short fibers; the licker-in opener is used in the second opening to realize the holding and opening of the fibril raw materials. The licker-in opener is provided with left roller, middle roller and right roller which are arranged in parallel. Fine serrations are arranged on the outer circumference of the drum. The rotation speed of the left roller is lower than that of the middle roller and the rotation direction is opposite to that of the middle roller. The feed fibril flow is transferred from the left roller to the middle roller and from the middle roller to the right roller in turn by increasing the rotational speed. During the transfer process, the braids on the surface of the left roller and the Between the coarse serrations, the coarse serrations on the surface of the middle roller and the fine serrations on the surface of the right roller, the carding and opening effects are achieved by piercing the fibrils, and then small fiber bundles or even single fibers are obtained; For the uniform cotton feeding process, the cotton box structure is adopted, and 2 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. The two cotton boxes include the rear cotton box and the front cotton box respectively. For the fiber cotton layer with good opening degree, the fiber output density is controlled by controlling the height of the cotton box. The front cotton box adopts photocell + vibration plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform; For the process of opening and carding, an opening and carding machine is used. The opening and carding card includes a feeder-licker-in device and a cylinder-flat plate opening device. The feeder-licker-in device includes The cotton feeding part and the licker-in opening part, wherein the cotton feeding part includes the cotton feeding box, the cotton lap roller, the cotton feeding roller, and the cotton feeding plate. The cotton feeding plate is located at the lower part of the outer circumference of the cotton feeding roller. The fiber flow fed to the cotton first enters the cotton feeding box, and then is fed by the uniform pressing of the lap roller, and then enters between the cotton feeding roller and the cotton feeding board to be held. The fiber flow is output in the state of fiber layer under the rotation of the feeding roller. The opening part of the licker-in includes the licker-in. The outer circumference of the licker-in is provided with a dust-removing knife and a small leakage bottom. The fibers in the output fiber layer are continuously stripped by the rotating licker-in, so as to complete the transfer process of the fibers from the feeding part of the cotton feeding part to the opening part of the licker-in. The fiber layer is initially held and combed, and the stripped fiber layer immediately enters the opening part of the licker-in, and rotates with the rotation of the licker-in, thereby forming an airflow layer on the surface of the licker-in. At this time, the impurities in the fiber layer It is located in the outer layer of the airflow layer, and the fibers in the fiber layer are located in the inner layer of the airflow layer, so that the impurities and short fibers in the fiber layer are removed in the area where the cotton feeding board, the dust removal knife and the small drain bottom meet. - The cover plate opening device includes a cylinder, and the outer circumference of the cylinder is provided with a cover plate, a fixed cover plate, a front cover plate, a rear cover plate, and a large drain bottom, and the fiber flow output by the rotation of the licker-in roller is continuously The rotating cylinder is stripped, so as to complete the transfer process of the fibers from the cotton-licker-in feeding device to the cylinder-cover opening device, and the fiber layer can be carefully and freely combed during the process of the cylinder rotating and stripping the fibers. , the stripped fiber layer immediately enters the cylinder-cover carding device, and rotates with the rotation of the cylinder. At this time, the incoming fibers are carefully carded between the cylinder and the cover to decompose the fibers. layer to achieve separation of fibers and eject impurities, front and rear cover plates and large leakage bottom to prevent fibers from scattering, to remove impurities and short piles, and to fix the cover plate to assist in carding and finishing of fibers. After carding, small fiber bundles and single fibers exist raw fiber raw materials; The second step: intelligently mix the primary processed fiber raw materials into strips: put the primary processed fiber raw materials processed in the first step into separate bins, and at the same time, the properties of the primary processed fiber raw materials include the average fiber length, fiber breaking strength, and fiber surface friction. In the test, 10 samples of each kind of raw fiber raw material are randomly selected during the test, and each sample is tested five times to take the average value, and then a number is set on each bin and the properties of the raw fiber raw material obtained by the test are input into the It can repeatedly erase and rewrite the signboard, and display the properties of the pre-processed fiber raw materials placed through the sign board; then select the type of pre-processed fiber raw material to be mixed according to the quality index requirements of the blended yarn to be spun. And according to the total mass of the blended yarn to be spun, the production rate in each process and the blending ratio, the mass of each primary fiber raw material to be mixed is calculated, and then the mass of each required mass is calculated by weighing. The pre-processed fiber raw materials are respectively stacked in an independent stacking bin for processing. The mixed carding sliver is prepared. At this time, the raw fiber raw material to be processed is fed into the first cotton blending machine according to the required blending ratio by the mixing ratio feeding device. The upper part of the mixing ratio feeding device The plane is open and the other planes are closed. A set of movable mixing ratio adjustment plates are installed in the mixing ratio feeding device. The mixing ratio feeding device is divided into a certain number of sub-feeding devices through the mixing ratio adjustment plate. At the same time, according to the blending ratio of the pre-processed fiber raw materials to be processed and the density of each pre-processed fiber raw material to be processed, the mass of the pre-processed fiber raw materials to be placed in the feeding device for each mixing ratio is calculated, and then the mixing ratio is calculated. The adjusting plate moves, so as to realize the adaptive adjustment of the size of the divided sub-feeding devices, and then fill the respective pre-processed fiber raw materials into the corresponding sub-feeding devices, so as to realize the weighing, mixing and feeding of each pre-processed fiber raw material. The first cotton blending machine adopts a multi-silo structure, and the first cotton blending machine is equipped with multiple high-cotton bins. When using, the cotton bins are filled in sequence, and then the machine starts to run automatically. The raw cotton output by each cotton bin of the cotton machine at the same time has a time difference when it is fed into the cotton blender, so as to realize bin-by-bin feeding of different fiber raw materials fed, step cotton storage, synchronous output, and multi-bin mixing; There are 6 rows of rollers arranged in sequence in the roller opener, and there are four rows of frustoconical spikes on the outer circumference of each roller. The lower part of the outer circumference is provided with dust rods, and the spacing of the dust rods is adjustable. The feeding fiber flow is transferred between the rollers from top to bottom in turn by increasing the rotation speed. During the transfer process, the adjacent rollers are The taper nails on the surface are pierced through the fibers to achieve soft and free blowing and opening; the second cotton blending machine adopts a cotton box structure, and the second cotton blending machine is provided with a curtain of spikes. , the fed fiber streams are reciprocated and flattened through the swing bucket to form a fiber layer arranged in parallel up and down, and the fiber layer is vertically grabbed by the brad curtain at the same time, so as to realize the horizontal laying of different fiber components. Pick Mixing; for the uniform cotton feeding process, the cotton box structure is adopted, and 3 cotton boxes are used for step-by-step control to play the role of uniform cotton feeding. High cotton box + photocell is used to control the fiber output density by controlling the height of the cotton box for the fiber cotton layer with good openness. Stop and turn, so that the density of the fibers output from the braided curtain is uniform. The front cotton box adopts photocell + vibrating plate, and the height of the cotton box is strictly controlled to make the fiber output density uniform; For the opening and sliver carding process, the opening and sliver carding machine is used. The opening and sliver carding machine includes a cotton-licker-in feeding device, a doffer-pressing roll forming device, and a cotton-licker-in feeding device. The device includes a licker-in, which is provided with a dust-removing knife and a small leaking bottom on the outer circumference of the licker-in. The fibers in the input fiber layer are continuously stripped by the rotating licker-in, so as to complete the fiber from the cotton feeding part to the feeding part. The transfer process of the opening part of the licker-in roller realizes the preliminary holding and carding of the fiber layer during the process of the licker-in roller rotating and stripping the fibers. It rotates and rotates to form an air flow layer on the surface of the licker-in. At this time, the impurities in the fiber layer are in the outer layer of the air flow layer, and the fibers in the fiber layer are in the inner layer of the air flow layer, so that the cotton feeder, dust removal knife, The impurities and short fibers in the fiber layer are removed in the area where the small leakage bottom meets. The doffer-roller forming device includes a doffer. The front part of the doffer is sequentially provided with a stripping roller, a large pressing roller, and a coiler. The doffer is set At the front of the cotton-licker-in feeding device, the doffer keeps the rotation of the licker-in in different directions and at different speeds, and then re-agglomerates the fibers on the needle surface of the licker-in into a fiber layer, so as to complete the fiber from the feeder. During the transfer process from the cotton-licker-in feeding device to the doffer-pressing sliver forming device, the fiber layer condensed on the doffer is then continuously stripped by the stripping roller, and the structure and uniformity are maintained during the stripping process, thereby forming Fiber web, the fiber web is gathered and pressed into strips by the large pressure roller, and continuously wound on the can by the coiler, so as to obtain the mixed carded sliver; The third step: Mixed carded sliver into yarn: The mixed carded sliver is sequentially passed through two processes of drawing, roving and spinning to obtain the final desired blended yarn, which is drawn by the first drawing frame. The mixed semi-cooked sliver is obtained by re-combination. The drafting system adopts four-up and four-down pressure rods with double-zone curve drafting with guide-up rollers. The mixed sliver is obtained, and the drafting system adopts the three-up and three-down-pressing pressure bar attached to the guide-up roller curve for drafting; the roving adopts the roving frame, and two mixed sliver is fed together in the roving frame, and is drawn by the roving frame. The mixed roving is obtained by stretching, thinning, twisting and winding; the spun yarn adopts a spinning frame, and one mixed roving is fed into the spinning frame. 2. The production method of multi-component fiber intelligent mixed blended yarn according to claim 1, characterized in that, in the first step, the fibrils are rotated 5-6 circles around the drum in the axial flow opener. 3. The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1, wherein in the first step, the diameters of the left roller, the middle roller and the right roller are the same. 4. The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1, characterized in that, in the second step, the mixing ratio feeding device is a cuboid hollow structure. 5 . The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1 , wherein, in the second step, the number of mixing ratio adjustment plates is 1 less than the type of the primary fiber raw material to be processed. 6 . 6 . The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1 , wherein, in the second step, the number of sub-feeding devices is consistent with the type of the primary fiber raw material to be processed. 7 . 7 . The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1 , wherein in the second step, the axes of the 6 rows of rollers are arranged from bottom to top at 45°. 8 . 8. The production method of multi-component fiber intelligent mixed blended yarn according to claim 1, characterized in that, in the second step, the rotation directions of the 6 rows of rollers are the same, and the rotation speed is 1.1-1.2 from top to bottom. Multiply. 9 . The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1 , wherein in the third step, 8 mixed card slivers are used to feed together in the first drawing frame. 10 . 10 . The method for producing multi-component fiber intelligent mixed blended yarn according to claim 1 , wherein in the third step, 6 mixed semi-cooked slivers are used to feed together in the second drawing frame. 11 .