CN214612928U

CN214612928U - Multifunctional spinning device for producing BCF and IDY

Info

Publication number: CN214612928U
Application number: CN202022746705.1U
Authority: CN
Inventors: 刘勇; 方庆占; 赖光明
Original assignee: Suzhou Tida Machinery & Equipment Co ltd
Current assignee: Suzhou Tida Machinery & Equipment Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-11-05
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a multifunctional spinning device for producing BCF and IDY, which adopts a layout structure of vertical upper and lower space layers and is provided with a multifunctional yarn collecting device, a channel, a cooling box, an annular cooler and a spinning machine from bottom to top in sequence; the multifunctional filament collecting device comprises an absorption fiber cutting device and a winding machine, wherein an oil feeding wheel, a pre-network device and a feeding roller are sequentially arranged below the absorption fiber cutting device; the right side is sequentially provided with a wire dividing double roller, a main net device, a wire guide disc and a main net device, and the lower part of the wire dividing double roller is sequentially provided with a double roller, a deforming and expanding device and a cooling rotary drum; the winder is positioned at the lower right corner of the multifunctional yarn collecting device, and the fiber yarn is drawn and stretched in different winding modes on the multifunctional yarn collecting device to obtain the fiber BCF yarn or the fiber IDY yarn. The structure is compact in arrangement, the ceramic fiber yarn manufactured by utilizing the gravity effect has orientation, the production switching of two products is realized on the same equipment, the equipment is compact in arrangement, and the production is uniform, continuous and efficient.

Description

Multifunctional spinning device for producing BCF and IDY

Technical Field

The utility model relates to a multi-functional equipment technical field of cellosilk, concretely relates to multi-functional spinning equipment of production BCF and IDY.

Background

The Bulked Continuous Filament (BCF) has high bulkiness, good softness, and excellent warm keeping effect and covering capability. The sliver can also be endowed with the fluff feeling and soft luster appearance which are unique to short fiber yarns, but the commonly used polypropylene BCF yarns have the problems of poor dyeing property, incomplete color spectrum and the like. Industrial yarn (IDY) has high strength, dimensional stability, great durability and a wide range of denier, and while the harsh manufacturing process ensures high profit margins, it also presents a significant challenge to filament manufacturers and system suppliers.

The bio-based PA56 is mainly prepared from renewable biomass raw materials, has the advantages of low carbon and environmental protection, has performance comparable to that of the classical PA66, even has performance better than that of PA66 in some aspects, has excellent performance such as good self-extinguishing property, fluidity, high toughness, high wear resistance and the like, and can be applied to various fields such as clothes, automobile tire curtain cloth, carpets, pipelines, electronic instruments, automobile parts and the like.

With the gradual maturation of the bio-based PA56 production technology and the increase of the productivity, more colleges and research units are making extensive efforts to develop their uses all the year round, and the substitution of bio-based PA56 for PA66 will be continuously enhanced. And the equipment for producing BCF or IDY silk on the market is mainly single equipment or is simply modified to carry out compound production of BCF or IDY. The existing production equipment is unreasonable in arrangement, the raw material mixing and forming process is carried out under the conditions of certain pressure and temperature, the existing production equipment is poor in sealing effect, inaccurate in temperature control, inconvenient to assemble and disassemble, and the difficulty is increased for maintenance and cleaning work.

SUMMERY OF THE UTILITY MODEL

The shortcoming to existence among the prior art, the utility model provides a production BCF and IDY's multi-functional spinning equipment can realize producing BCF and IDY silk on a set of equipment through reasonable spinning mechanism, cooling accuse wind system and the collection silk device of arranging, and this equipment is arranged compactly, and the production is even continuous high-efficient.

The utility model discloses a multi-functional spinning equipment of production BCF and IDY realizes through following technical scheme:

a multifunctional spinning device for producing BCF and IDY adopts a layout structure of vertical upper and lower space layers, wherein the space layers have a four-layer structure and are a first layer, a second layer, a third layer and a fourth layer from bottom to top in sequence, and a multifunctional yarn collecting device, a channel, a cooling box, an annular cooler and a spinning machine are arranged from bottom to top in sequence; the multifunctional yarn collecting device is arranged on the first layer, the corridor and an industrial air conditioner are arranged on the second layer, the multifunctional yarn collecting device is located right below the corridor, the multifunctional yarn collecting device comprises an absorption cutting device and a winding machine, the absorption cutting device is arranged at a yarn inlet at the upper left corner of the multifunctional yarn collecting device, and an oil feeding wheel, a pre-interlacer and a feeding roller are sequentially arranged below the absorption cutting device; the right side of the fiber sucking and cutting device is sequentially provided with a first fiber dividing double roller, a main net device, a second fiber dividing double roller, a wire guide disc and a main net device, and the main net device is positioned below the wire guide disc; a third pair of rollers, a deforming and bulking device and a cooling rotary drum are sequentially arranged below the second wire dividing pair of rollers; a second pair of rollers and a first pair of rollers are sequentially arranged below the first shredding pair of rollers; the winding machine is arranged on the right side of the deformation bulking device and the cooling rotary drum and is positioned at the lower right corner of the multifunctional yarn collecting device; the winding machine is used for winding the fiber yarns; and drawing and stretching the fiber yarns in different winding modes on the multifunctional yarn collecting device to obtain the fiber BCF yarns or the fiber IDY yarns. The fiber yarn is further solidified through the passage in turn under the traction orientation of the multifunctional yarn collecting device, and finally is wound on the yarn barrel through the yarn winding machine. The adoption is from supreme arrangement mode down and is arranged multi-functional receipts silk device, cooler bin and spinning machine, and this structural arrangement is compact to utilize the effect of gravity to make the ceramic fiber silk of preparation more have orientation, realize the production switching of two kinds of products on same equipment with fibre BCF silk and fibre IDY silk simultaneously, this equipment arrangement is compact, and production is even continuous high-efficient, has solved the problem of customer's factory building space restriction and cost effectively.

Further, the ceramic fiber yarns are subjected to traction, expansion, cooling and stretching by the suction fiber cutting device, the oil feeding wheel, the pre-network device, the feeding roller, the first pair of rollers, the second pair of rollers, the third pair of rollers, the deformation expander, the cooling rotary drum, the first fiber dividing pair rollers, the main network device, the second fiber dividing pair rollers and the main network device in sequence to obtain fiber BCF yarns, and the fiber BCF yarns enter the winding machine for winding;

the fiber IDY is obtained by drawing and stretching the fiber yarn sequentially through the fiber suction and cutting device, the oil feeding wheel, the pre-networking device, the feeding roller, the first pair of rollers, the second pair of rollers, the third pair of rollers, the yarn guide disc and the main networking device, and then the fiber IDY enters the winding machine for winding.

Further, the roll surface temperature of the first pair of rolls is 165 ℃ +/-1 ℃, the roll surface temperature of the second pair of rolls is 185 ℃ +/-1 ℃, and the roll surface temperature of the third pair of rolls is 205 ℃ +/-1 ℃; the total drafting multiple (fiber IDY yarn) of the bio-based PA56 in the three-stage hot roller drafting is 4.0-5.0; or (fiber BCF yarn) is 3.2-3.8. The requirement of IDY and BCF simultaneous production is met by setting hot roller drafting of the three-stage pair rollers, so that the flexibility of process requirements and the magnitude of the draft ratio can be greatly met, and the influences of fiber production yield, quality, breaking strength, breaking elongation, boiling water shrinkage and the like are avoided.

Further, the puffing temperature of the deformation puffing device is 145 +/-1 ℃, and the puffing pressure is 0.3-0.6 MPa; the cooling temperature of the cooling rotary drum is 85 +/-1 ℃; the deformation and expansion are realized by expanding and shaping the fiber BCF yarns, the yarns enter a deformation chamber after being subjected to hot drawing and shaping, high-pressure and high-temperature compressed air which is heated to the required temperature enters a deformation blade chamber at a high speed and then is filled in a flow passage for instantaneous expansion and deformation, and then the yarns are ejected to a cooling drum groove through an accumulation pipe for negative pressure cooling and shaping, so that the fiber BCF yarns with excellent performance are obtained.

Furthermore, the industrial air conditioner is connected with a side blowing device through an air duct and an air adjusting mechanism which are vertically arranged in sequence, and the air adjusting mechanism is used for adjusting the air volume of the side blowing device; the industrial air conditioner is positioned below the side blowing device at the second layer, and the side blowing device is positioned at the side edge of the cooling box at the third layer. Through setting up industry air conditioner and side-blowing device separation to connect with elongated wind channel, influence between each other can be avoided to such a mode of setting, and the cold wind that comes out from industry air conditioner passes through the wind channel and transfers wind mechanism reentrant cooler bin cooling fiber silk, makes the cold wind that side-blowing device flows more steady continuous.

Furthermore, an annular cooler is arranged at the top of the cooling box, a spinning box is arranged in the annular cooler, a spinning assembly and a metering pump are arranged in the spinning box, and a driver is connected to the metering pump; the measuring pump control feeding volume is through setting up spinning unit and measuring pump at the spinning case, and the spinning case outside still is provided with the structure of ring cooler, can effectively guarantee spinning unit's the efficiency of spouting to easy control operating temperature further provides the utilization ratio of equipment.

Furthermore, the fourth layer is provided with a spinning machine, a feeding device is arranged on a feeding port of the spinning machine, the feeding device comprises a connector, and the connector is connected with a controller through a pipeline to preheat raw materials. Due to the structural arrangement, the centralized control and adjustment of heat are realized, the heat loss is reduced, the heat is more uniform, the spinning quality of the spinning machine is better, the temperature control is sensitive, and the maintenance is simple.

Further, the ring cooler is independently arranged above the cooling box, the spinning machine is arranged above the ring cooler, and the spinning machine is communicated with the spinning assembly through a flow passage. The annular cooler adopts an independent design, is convenient to install and maintain, and is convenient to adjust the temperature and the heat of the annular cooler, so that the spinning quality of the spinning machine is better.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a production BCF and IDY's multi-functional spinning equipment, the tensile fibre BCF silk or fibre IDY silk that obtains of drawing of the winding method of difference on the fibre silk process multi-functional receipts silk device. This cellosilk is further solidified through the corridor in proper order under the orientation of pulling of multi-functional receipts silk device, at last through the coiling machine coiling on the silk section of thick bamboo, and adopt from supreme arrangement mode down to arrange and receive the silk device, wire drawing mechanism, cooler bin and spinning machine, this structural arrangement is compact, and utilize the ceramic cellosilk that gravity effect made to have more orientation, realize the production switching of two kinds of products on same equipment with fibre BCF silk and fibre IDY silk simultaneously, this equipment arrangement is compact, the even continuous high efficiency of production, the problem of customer's factory building space restriction and cost has been solved effectively.

2. The requirement of IDY and BCF simultaneous production is met by setting hot roller drafting of the three-stage pair rollers, so that the flexibility of process requirements and the magnitude of the draft ratio can be greatly met, and the influences of fiber production yield, quality, breaking strength, breaking elongation, boiling water shrinkage and the like are avoided.

3. The measuring pump control feeding volume is through setting up spinning unit and measuring pump at the spinning case, and the spinning case outside still is provided with the structure of ring cooler, can effectively guarantee spinning unit's the efficiency of spouting to easy control operating temperature further provides the utilization ratio of equipment. The deformation and expansion are realized by expanding and shaping the fiber BCF yarns, the yarns enter a deformation chamber after being subjected to hot drawing and shaping, high-pressure and high-temperature compressed air which is heated to the required temperature enters a deformation blade chamber at a high speed and then is filled in a flow passage for instantaneous expansion and deformation, and then the yarns are ejected to a cooling drum groove through an accumulation pipe for negative pressure cooling and shaping, so that the fiber BCF yarns with excellent performance are obtained.

Drawings

FIG. 1 is a front view of the multifunctional spinning apparatus for producing BCF and IDY;

FIG. 2 is a side view of the multifunctional spinning apparatus for producing BCF and IDY;

FIG. 3 is a layout diagram of the multifunctional yarn collecting device of the multifunctional spinning device for producing BCF and IDY;

FIG. 4 is a fiber BCF yarn of the multifunctional spinning device for producing BCF and IDY is run on a multifunctional yarn collecting device;

FIG. 5 is a drawing of the fiber IDY yarn of the multifunctional spinning device for producing BCF and IDY running on the multifunctional yarn collecting device.

Reference numerals: 1-drying device, 11-connector, 12-pipeline, 13-regulator; 2-spinning machine, 21-feeding port; 3-spinning box, 31-metering pump, 32-driver, 33-spinning component; 4-ring cooling; 5-a side blowing device, 51-an air adjusting mechanism and 52-an air duct; 6-a cooling box; 7-corridor; 8-industrial air conditioning; 9-multifunctional silk collecting device, 910-fiber sucking and cutting device, 911-oil feeding device, 912-pre-networking device, 913-feeding roller, 914-first pair of rollers, 915-second pair of rollers, 916-third pair of rollers, 917-godet, 918-main networking device, 919-winding machine, 920-deforming and expanding device, 921-cooling rotary drum, 922-first silk dividing pair of rollers, 923-main networking device and 924-second silk dividing pair of rollers; 10-fiber silk.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-3, the multifunctional spinning device for producing BCF and IDY of an embodiment of the present invention adopts a layout structure of vertical upper and lower spatial layers, the spatial layer has a four-layer structure, which is a first layer, a second layer, a third layer and a fourth layer from bottom to top, and is provided with a multifunctional yarn collecting device 9, a passage 7, a cooling box 6, an annular cooler 4 and a spinning machine 2 from bottom to top; the first layer is provided with a multifunctional yarn collecting device 9, the second layer is provided with a passage 7 and an industrial air conditioner 8, the multifunctional yarn collecting device 9 is positioned under the passage 7, the multifunctional yarn collecting device 9 comprises a fiber sucking and cutting device 910 and a winding machine 919, the fiber sucking and cutting device 910 is arranged at a yarn inlet at the upper left corner of the multifunctional yarn collecting device 9, and an oil feeding wheel 911, a pre-network device 912 and a feeding roller 913 are sequentially arranged under the fiber sucking and cutting device 910; a first filament splitting pair roller 922, a main network device 923, a second filament splitting pair roller 924, a yarn guide disc 917 and a main network device 918 are sequentially arranged on the right side of the fiber sucking and cutting device 910, and the main network device 918 is positioned below the yarn guide disc 917; a third pair of rollers 916, a deforming and bulking device 920 and a cooling rotary drum 921 are sequentially arranged below the second wire dividing roller 924; a second pair of rollers 915 and a first pair of rollers 914 are sequentially arranged below the first yarn dividing pair of rollers 922; a winding machine 919 is arranged on the right side of the deforming and bulking device 920 and the right side of the cooling rotary drum 921, and the winding machine 919 is positioned on the lower right corner of the multifunctional yarn collecting device 9; the winder 919 is used for winding the fiber yarn 10; as shown in fig. 4, the ceramic fiber filaments 10 are subjected to drawing, puffing, cooling and stretching sequentially by a suction fiber cutting device 910, an upper oiling wheel 911, a pre-networking device 912, a feeding roller 913, a first pair of rollers 914, a second pair of rollers 915, a third pair of rollers 916, a deforming and puffing device 920, a cooling drum 921, a first branch pair of rollers 922, a main network device 923, a second branch pair of rollers 924 and a main network device 918 to obtain fiber BCF filaments, and the fiber BCF filaments enter a winding machine 919 for winding; as shown in fig. 5, the fiber yarn 10 is drawn and stretched by a suction fiber cutter 910, an upper oiling wheel 911, a pre-net device 912, a feeding roller 913, a first pair of rollers 914, a second pair of rollers 915, a third pair of rollers 916, a godet 917 and a main net device 918 in sequence to obtain a fiber IDY yarn, and the fiber IDY yarn enters a winder 919 for winding. And drawing and stretching the fiber yarn 10 by different winding modes on the multifunctional yarn collecting device 9 to obtain the fiber BCF yarn or the fiber IDY yarn. The fiber yarn is further solidified through the passage in turn under the traction orientation of the multifunctional yarn collecting device, and finally is wound on the yarn barrel through the yarn winding machine. The adoption is from supreme arrangement mode down and is arranged multi-functional receipts silk device, cooler bin and spinning machine, and this structural arrangement is compact to utilize the effect of gravity to make the ceramic fiber silk of preparation more have orientation, realize the production switching of two kinds of products on same equipment with fibre BCF silk and fibre IDY silk simultaneously, this equipment arrangement is compact, and production is even continuous high-efficient, has solved the problem of customer's factory building space restriction and cost effectively.

As shown in fig. 5, the roll surface temperature of the first pair of rolls 914 is 165 ℃ ± 1 ℃, the roll surface temperature of the second pair of rolls 915 is 185 ℃ ± 1 ℃, and the roll surface temperature of the third pair of rolls 916 is 205 ℃ ± 1 ℃; the total drafting multiple (fiber IDY yarn) of the bio-based PA56 in the three-stage hot roller drafting is 4.0-5.0; or (fiber BCF yarn) is 3.2-3.8. The requirement of IDY and BCF simultaneous production is met by setting hot roller drafting of the three-stage pair rollers, so that the flexibility of process requirements and the magnitude of the draft ratio can be greatly met, and the influences of fiber production yield, quality, breaking strength, breaking elongation, boiling water shrinkage and the like are avoided. The puffing temperature of the deforming and puffing device 920 is 145 +/-1 ℃, and the puffing pressure is 0.3-0.6 MPa; the cooling temperature of the cooling drum 921 is 85 ℃ +/-1 ℃; the deformation and expansion are realized by expanding and shaping the fiber BCF yarns, the yarns enter a deformation chamber after being subjected to hot drawing and shaping, high-pressure and high-temperature compressed air which is heated to the required temperature enters a deformation blade chamber at a high speed and then is filled in a flow passage for instantaneous expansion and deformation, and then the yarns are ejected to a cooling drum groove through an accumulation pipe for negative pressure cooling and shaping, so that the fiber BCF yarns with excellent performance are obtained.

As a further improvement, as shown in fig. 2, the industrial air conditioner 8 is connected with the side blowing device 5 through an air duct 52 and an air adjusting mechanism 51 which are vertically arranged in sequence, and the air adjusting mechanism 51 is used for adjusting the air volume of the side blowing device 5; the industrial air conditioner 8 is positioned at the second floor below the side blowing device 5, and the side blowing device 5 is positioned at the side of the cooling box 6 at the third floor. Through setting up industry air conditioner and side-blowing device separation to connect with elongated wind channel, influence between each other can be avoided to such a mode of setting, and the cold wind that comes out from industry air conditioner passes through the wind channel and transfers wind mechanism reentrant cooler bin cooling fiber silk, makes the cold wind that side-blowing device flows more steady continuous.

As shown in fig. 1 and 2, a ring cooler 4 is arranged at the top of the cooling tank 6, a spinning box 3 is arranged inside the ring cooler 4, a spinning assembly 33 and a metering pump 31 are arranged inside the spinning box 3, and a driver 32 is connected to the metering pump 31; the measuring pump control feeding volume is through setting up spinning unit and measuring pump at the spinning case, and the spinning case outside still is provided with the structure of ring cooler, can effectively guarantee spinning unit's the efficiency of spouting to easy control operating temperature further provides the utilization ratio of equipment.

As shown in fig. 2, a spinning machine 2 is arranged on the fourth layer, a feeding port 21 of the spinning machine 2 is provided with a feeding device 1, the feeding device 1 comprises a connector 11, and the connector 11 is connected with a controller 13 through a pipeline 12 for preheating raw materials. Due to the structural arrangement, the centralized control and adjustment of heat are realized, the heat loss is reduced, the heat is more uniform, the spinning quality of the spinning machine is better, the temperature control is sensitive, and the maintenance is simple. The ring cooler 4 is independently arranged above the cooling box 6, the spinning machine 2 is arranged above the ring cooler 4, and the spinning machine 2 is communicated with the spinning assembly 33 through a flow passage. The annular cooler adopts an independent design, is convenient to install and maintain, and is convenient to adjust the temperature and the heat of the annular cooler, so that the spinning quality of the spinning machine is better.

Because the processes of drafting, deforming, main network and the like of the IDY fiber and the BCF fiber are different when the IDY fiber and the BCF fiber are produced, the processes need to be realized by correspondingly changing respective process paths and controlling in order to realize the common configuration.

The drafting is to make the fiber diameter smaller and the circumference longer in the external force action, the fiber deforms along the direction of the acting force, the molecular bond is stretched and deformed, rearranged and oriented unidirectionally, and the crystallization action is generated at the same time. The fiber can be stably produced through reasonable process drawing, and the breaking strength of the fiber is improved while the quality of the fiber is achieved. The testing machine adopts a common drafting hot roller configuration during IDY and BCF production, only needs a process of adjusting the rotating speed and the roller surface temperature, and achieves the purpose of one machine with multiple functions. In order to meet the process requirements of IDY and BCF, a feeding roller and a three-stage hot roller are arranged for drafting, so that the flexibility of the process requirements can be greatly met, the draft ratio is an important influence factor on the production yield, the quality, the breaking strength, the breaking elongation and the boiling water shrinkage rate of fibers, and the total draft multiples of the three-stage hot roller drafting according to the experimental result of PA56 are IDY: 4.0-5.0 times, BCF is: 3.2-3.8 times.

The deformation is an important process for realizing BCF bulked continuous yarn, when the continuous yarn enters a deformation chamber after being subjected to hot drawing and shaping, high-pressure and high-temperature compressed air heated to the temperature required by the process enters a deformation blade chamber at a high speed, is filled in a flow passage for instantaneous bulking deformation, and is ejected to a cooling drum groove through an accumulation pipe for negative pressure cooling and shaping. The deforming and expanding effect of BCF is mainly determined by the crimping rate.

The winder can well meet the control performance of winding tension, speed, doffing time, forming angles and the like, can easily realize a spinning cake winding task between IDY and BCF, takes a bio-based PA56 raw material as an example, and the setting parameters of each winding forming angle are shown in table 1.

TABLE 1 winding forming Angle

Winding diameter (cm)	Formed angle (°)	Winding diameter (cm)	Formed angle (°)
				80	12-12.5	160	14-14.5
100	12.5-13	＞160	12.5-16

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a multi-functional spinning equipment of production BCF and IDY adopts perpendicular layout structure, divide into first layer, second floor, third layer and fourth layer in proper order, and from the bottom up has set gradually multi-functional receipts silk device (9), corridor (7), cooler bin (6), ring cooler (4) and spinning machine (2), its characterized in that: the multifunctional yarn collecting device is arranged on the first layer (9), the corridor (7) and an industrial air conditioner (8) are arranged on the second layer (9), the multifunctional yarn collecting device (9) is located under the corridor (7), the multifunctional yarn collecting device (9) comprises a suction and cutting device (910) and a winding machine (919), and a first yarn dividing roller pair (922), a main pipe device (923), a second yarn dividing roller pair (924), a yarn guide disc (917) and a main pipe device (918) are sequentially arranged on the right side of the suction and cutting device (910); a third pair of rollers (916), a deforming and bulking device (920) and a cooling rotary drum (921) are sequentially arranged below the second wire dividing pair of rollers (924); the winding machine (919) is arranged on the right side of the deforming and expanding device (920) and the right side of the cooling rotary drum (921), and the winding machine (919) is used for winding the fiber yarns (10).

2. The multifunctional spinning device for producing BCF and IDY according to claim 1, wherein: the BCF fiber is obtained by the fiber yarn (10) through the drawing, puffing, cooling and stretching of a fiber sucking and cutting device (910), an oil applying wheel (911), a pre-networking device (912), a feeding roller (913), a first pair of rollers (914), a second pair of rollers (915), a third pair of rollers (916), a deforming and puffing device (920), a cooling rotary drum (921), a first yarn dividing pair roller (922), a main network device (923), a second yarn dividing pair roller (924) and a main network device (918) in sequence.

3. The multifunctional spinning device for producing BCF and IDY according to claim 1, wherein: the fiber IDY is obtained by drawing and stretching the fiber (10) sequentially through a fiber suction-cutting device (910), an oil applying wheel (911), a pre-networking device (912), a feeding roller (913), a first pair of rollers (914), a second pair of rollers (915), a third pair of rollers (916), a godet (917) and a main networking device (918).

4. The multifunctional spinning device for producing BCF and IDY according to claim 2, wherein: the roll surface temperature of the first pair of rolls (914) is 165 ℃ +/-1 ℃, the roll surface temperature of the second pair of rolls (915) is 185 ℃ +/-1 ℃, and the roll surface temperature of the third pair of rolls (916) is 205 ℃ +/-1 ℃.

5. The multifunctional spinning device for producing BCF and IDY according to claim 1, wherein: the cooling temperature of the cooling rotary drum (921) is 85 ℃ +/-1 ℃.

6. The multifunctional spinning device for producing BCF and IDY according to claim 1, wherein: the industrial air conditioner (8) is connected with the side blowing device (5) through an air duct (52) and an air adjusting mechanism (51) which are vertically arranged in sequence, and the air adjusting mechanism (51) is used for adjusting the air volume of the side blowing device (5).

7. The multifunctional spinning device for producing BCF and IDY according to claim 6, wherein: the industrial air conditioner (8) is positioned below the side blowing device (5), and the side blowing device (5) is positioned on the side edge of the cooling box (6).

8. The multifunctional spinning device for producing BCF and IDY according to claim 7, wherein: the cooling box (6) top is provided with ring cooler (4), ring cooler (4) inside is provided with spinning case (3), spinning case (3) inside is provided with spinning subassembly (33) and measuring pump (31), be connected with driver (32) on measuring pump (31).

9. The multifunctional spinning device for producing BCF and IDY according to claim 8, wherein: the ring cooler (4) is independently arranged above the cooling box (6), the spinning machine (2) is arranged above the ring cooler (4), and the spinning machine (2) is communicated with the spinning assembly (33) through a flow passage.

10. The multifunctional spinning device for producing BCF and IDY according to claim 9, wherein: and a feeding device (1) is arranged on a feeding port (21) of the spinning machine (2).