CN114507922A - Yarn with fireproof function and preparation device thereof - Google Patents

Abstract

The present invention relates to the technical field of yarn, in particular to a yarn with fireproof function and a preparation device thereof. Aiming at the problem that the existing yarn is not fireproof and the surface is too short, the following scheme is proposed, which includes a cleaning box and an installation On the drying box on one side of the cleaning box, the outer wall of the cleaning box and the drying box on one side away from each other is respectively provided with a feeding port and a discharging port, and a through groove is opened between the cleaning box and the drying box , the inner walls on both sides of the cleaning box and the drying box are equipped with first material guide rollers, and the inner walls of the cleaning box and the drying box are rotatably connected with two second material guide rollers, the cleaning box and the interior of the drying box are provided with elastic mechanisms. The invention can thoroughly clean the short lint and dust on the surface of the roving, simultaneously improve the drying efficiency of the roving, and further improve the quality and preparation efficiency of the fireproof functional yarn.

Description

A kind of yarn with fireproof function and preparation device thereof

technical field

The invention relates to the field of yarn production, in particular to a yarn with fireproof function and a preparation device thereof.

Background technique

Yarn is a kind of textile, which is processed into products of a certain fineness from various textile fibers, which are used for weaving, rope making, thread making, knitting and embroidery. Most of the existing yarns do not have the function of fire prevention, and after the yarn is prepared, the surface of the yarn is easily attached with short piles, which in turn affects the subsequent use of the yarn. Wire and its preparation device.

SUMMARY OF THE INVENTION

The yarn with fireproof function and the preparation device thereof proposed by the present invention solve the problems that the yarn is not fireproof and the surface is too short in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

A fire-resistant yarn comprising:

Taking ceramic fiber cotton as the main component, using 75-80% ceramic fiber cotton, 15-20% organic fiber cotton and 5-10% glass fiber;

The specific production steps are as follows:

S1. Mix ceramic fiber cotton, organic fiber cotton and glass fiber filament into cotton rolls through a cotton mixing machine;

S2. Carding, removing impurities and drawing the cotton lap through the carding machine, so that the cotton lap is processed into mature sliver, and the regular disc is placed inside the sliver can;

S3. Roving processing, drafting and twisting the sliver, so that the sliver has a certain strength, which is convenient for the winding of the roving, and helps the unwinding of the sliver on the spinning frame;

S4. Clean the roving. During the cleaning process of the roving, the short lint and dust attached to the surface of the roving are cleaned, and then the cleaned roving is dried;

S5. Spinning yarn processing, drawing and thinning the roving to the required fineness, and twisting it to form a spun yarn with a certain twist and strength and winding it on the bobbin, the yarn with fireproof function can be processed.

A preparation device for yarn with fireproof function, comprising a cleaning box and a drying box installed on one side of the cleaning box, the outer wall of the cleaning box and the drying box on one side away from each other is respectively provided with a feeding port and a discharging port A through groove is opened between the cleaning box and the drying box, the inner walls on both sides of the cleaning box and the drying box are installed with first guide rollers, and the inner walls of the cleaning box and the drying box are There are two second guide rollers rotatably connected, and the two second guide rollers are located between the two first guide rollers on the same side of the through groove, and elastic mechanisms are provided inside the cleaning box and the drying box. , the elastic mechanism includes a fixing bar fixed on the inner wall of the top of the cleaning box, a rack slidably connected to the outside of the fixing bar, a spring sleeved on the outside of the fixing bar, a transmission shaft connected to the inner wall of the cleaning box in rotation, and a sleeve The half-gear outside the transmission shaft, the bottom of the rack is a hemispherical structure, the half-gear meshes with the rack, one end of the two transmission shafts respectively extends to the outside of the cleaning box and the drying box, the The backs of the cleaning box and the drying box are provided with a drive mechanism for driving the two transmission shafts to rotate, the cleaning box is also provided with a cleaning mechanism for cleaning its inner wall, and the drying box is also provided with a drying mechanism.

Preferably, the inner wall of the bottom of the cleaning box is a funnel-shaped structure, and the cleaning mechanism includes an annular groove opened on the inner wall of the cleaning box, a support block rotatably connected to the inner wall of the annular groove, and fixed to the bottom of the support block respectively. Two connecting blocks on both sides and two brush strips respectively installed at the bottom of the two connecting blocks, both of the brush strips are in contact with the inner wall of the bottom of the cleaning box, and the upper part of the support block is also provided with a drive for supporting A linkage mechanism in which the block rotates along the inner wall of the annular groove.

Preferably, the linkage mechanism includes a driven shaft fixed on the top of the support block, a worm wheel, and a worm wheel rotatably connected to the outside of the driven shaft. The worm screw is engaged with the worm wheel, and the worm screw is located in the Just below the transmission shaft and parallel to the transmission shaft, one end of the worm extends to the outside of the cleaning box.

Preferably, the linkage mechanism further includes a first transmission assembly mounted on the outside of the transmission shaft and the worm, the first transmission assembly is located outside the cleaning box, and the first transmission The outer two first transmission pulleys and the first belt drive connected to the outer two first transmission pulleys.

Preferably, the driving mechanism includes a motor installed on the back of the cleaning box and two second transmission assemblies installed outside the motor output shaft, the second transmission assemblies including one of the transmission shafts sleeved on the outside of the motor output shaft and one of the transmission shafts respectively. The outer two second transmission pulleys and the second belt are drive connected outside the two second transmission pulleys.

Preferably, the drying mechanism includes a U-shaped block slidably connected to the inner wall of the drying box, a plurality of heating pipes installed inside the U-shaped block, a plurality of hair dryers installed on the U-shaped block, and a plurality of blowers installed on the U-shaped block. The lower part is used to drive the adjustment assembly of the U-shaped block to move in the vertical direction, and the blower is located under the heating pipe.

Preferably, the adjustment assembly includes a lead screw rotatably connected to the inner walls of both sides of the drying box, a plurality of driving blocks screwed on the outside of the lead screw, and a plurality of driving blocks fixed on the bottom of the U-shaped block and corresponding to the plurality of driving blocks The driven block, the top of the driving block and the bottom of the driven block are both inclined planes and cooperate with each other, and one end of the screw rod extends to the outside of the drying box and is fixed with a handle.

Preferably, a drain pipe is installed at the bottom of the cleaning box, and a valve is installed on the drain pipe, and a plurality of exhaust ports and a plurality of air inlet ports are respectively opened at the top and bottom of the drying box, and a plurality of inlet ports are provided. Filter screens are installed inside the air ports, and four column feet are installed at the bottoms of the cleaning box and the drying box.

Beneficial effects of the present invention:

1. Through the cooperation of the driving mechanism and the various components of the elastic mechanism, the roving in the cleaning box can be driven to reciprocate and rebound, and then the short lint and dust on the surface of the roving can be thoroughly cleaned by the reciprocating friction between the roving and the cleaning liquid in the cleaning box. At the same time, the roving inside the drying box is driven to bounce back and forth, so as to quickly remove the moisture on the surface of the roving, thereby improving the drying efficiency of the roving.

2. Through the cooperation of the driving mechanism, the linkage mechanism and the various components of the cleaning mechanism, the interior of the cleaning box is cleaned, which solves the inconvenient position of cleaning inside the cleaning box, so as not to affect the next cleaning of the roving.

3. Through the cooperation of various components of the drying mechanism, and by adjusting the distance between the heating tube and the roving, it is convenient to dry the rovings of different sizes and different moisture contents.

The invention has reasonable structure and simple operation, can thoroughly clean the short lint and dust on the surface of the roving, simultaneously improves the drying efficiency of the roving, and further improves the quality and preparation efficiency of the fireproof functional yarn.

Description of drawings

FIG. 1 is a front view of the internal structure of the present invention.

Figure 2 is a left side view of the internal structure of the cleaning box of the present invention.

FIG. 3 is a top view of the external structure of the present invention.

Labels in the figure: 1, cleaning box; 2, drying box; 3, feeding port; 4, discharging port; 5, through groove; 6, first guide roller; 7, second guide roller; 8, Fixed bar; 9, rack; 10, spring; 11, drive shaft; 12, half gear; 13, annular groove; 14, support block; 15, connecting block; 16, brush bar; 17, driven shaft; 18 , turbine; 19, worm; 20, first drive wheel; 21, first belt; 22, motor; 23, second drive wheel; 24, second belt; 25, drain pipe; 26, valve; 27, exhaust mouth; 28, air inlet; 29, U-shaped block; 30, heating pipe; 31, hair dryer; 32, screw rod; 33, drive block; 34, driven block.

Detailed ways

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

Referring to Figures 1-3, a yarn with fire protection function includes:

Taking ceramic fiber cotton as the main component, using 75-80% ceramic fiber cotton, 15-20% organic fiber cotton and 5-10% glass fiber;

The specific production steps are as follows:

S1. Mix ceramic fiber cotton, organic fiber cotton and glass fiber filament into cotton rolls through a cotton mixing machine;

S2. Carding, removing impurities and drawing the cotton lap through the carding machine, so that the cotton lap is processed into mature sliver, and the regular disc is placed inside the sliver can;

S3. Roving processing, drafting and twisting the sliver, so that the sliver has a certain strength, which is convenient for the winding of the roving, and helps the unwinding of the sliver on the spinning frame;

S4. Clean the roving. During the cleaning process of the roving, the short lint and dust attached to the surface of the roving are cleaned, and then the cleaned roving is dried;

S5. Spinning yarn processing, drawing and thinning the roving to the required fineness, and twisting it to form a spun yarn with a certain twist and strength and winding it on the bobbin, the yarn with fireproof function can be processed.

A preparation device for yarn with fireproof function, comprising a cleaning box 1 and a drying box 2 installed on one side of the cleaning box 1, and feeding ports are respectively opened on the outer walls of the cleaning box 1 and the drying box 2 on one side away from each other 3 and the discharge port 4, a through groove 5 is opened between the cleaning box 1 and the drying box 2, the inner walls on both sides of the cleaning box 1 and the drying box 2 are equipped with a first guide roller 6, and the cleaning box 1 and Two second guide rollers 7 are rotatably connected to the inner wall of the drying box 2, and the two second guide rollers 7 are located between the two first guide rollers 6 on the same side of the through groove 5. The cleaning box 1 and the The interior of the drying box 2 is provided with an elastic mechanism. The elastic mechanism includes a fixing bar 8 fixed on the inner wall of the top of the cleaning box 1, a rack 9 slidably connected to the outside of the fixing bar 8, and a spring sleeved on the outside of the fixing bar 8. 10. The drive shaft 11 connected to the inner wall of the cleaning box 1 and the half gear 12 sleeved on the outside of the drive shaft 11, the bottom of the rack 9 is a hemispherical structure, the half gear 12 meshes with the rack 9, and the two drive shafts One end of 11 extends to the outside of the cleaning box 1 and the drying box 2 respectively. The installation method of the elastic mechanism inside the drying box 2 is the same as that of the cleaning box 1. The driving mechanism for the rotation of the transmission shaft 11, the cleaning box 1 is also provided with a cleaning mechanism for cleaning its inner wall, and the drying box 2 is also provided with a drying mechanism. First, the staff pulls the roving through the feeding port 3 to the cleaning The inside of the box 1 passes through the top of the first guide roller 6, the bottom of the two second guide rollers 7 and the top of the other first guide roller 6 in sequence, and then enters the drying box 2 through the through groove 5. The inside of the roving passes through the first guide roller 6 and the second guide roller 7 in the same way, and finally passes through the discharge port 4. The above method is the moving route of the roving. During the moving process of the roving, the driving mechanism drives the cleaning The drive shaft 11 inside the box 1 rotates, and then drives the half gear 12 to rotate synchronously. When the half gear 12 meshes with the rack 9, it drives the rack 9 to move down along the outer wall of the fixed bar 8, thereby driving the roving to be tensioned downward. , when the half-gear 12 loses meshing with the rack 9, the rack 9 is driven upward by the resilience of the spring 10, the roving rebounds accordingly, and circulates in turn, driving the roving to rebound back and forth, and then the roving passes through and The friction between the cleaning liquids in the cleaning box 1 can remove the lint and dust attached to the surface of the roving, thereby improving the cleaning effect on the surface of the roving. At the same time, the driving mechanism drives the transmission shaft 11 inside the drying box 2 to rotate. Similarly Drive the rovings inside the drying box 2 to bounce back and forth, and then quickly remove the moisture on the surface of the rovings, thereby improving the drying efficiency of the rovings;

The inner wall at the bottom of the cleaning box 1 is a funnel-shaped structure, and the cleaning mechanism includes an annular groove 13 opened on the inner wall of the cleaning box 1, a support block 14 rotatably connected to the inner wall of the annular groove 13, and two fixed on the bottom of the support block 14. Two connecting blocks 15 on the side and two brush strips 16 installed at the bottom of the two connecting blocks 15 respectively. A linkage mechanism in which the support block 14 rotates along the inner wall of the annular groove 13, after the sewage inside the cleaning tank 1 is discharged, clean water is injected into the interior of the cleaning tank 1, and at the same time, the support block 14 is driven along the annular groove 13 by the linkage mechanism. The inner wall of the cleaning box 1 is rotated, and then the two brush bars 16 are respectively driven by the two connecting blocks 15 to clean the debris remaining at the bottom of the cleaning box 1, so that the interior of the cleaning box 1 is kept clean and does not affect the next cleaning of the roving;

The linkage mechanism includes a driven shaft 17 fixed on the top of the support block 14 and a turbine 18 sleeved outside the driven shaft 17 and a worm 19 rotatably connected to the inner wall of the cleaning box 1. The worm 19 is engaged with the turbine 18, and the worm 19 is located at Directly below the transmission shaft 11 and parallel to the transmission shaft 11, one end of the worm 19 extends to the outside of the cleaning box 1, and the worm 19 engages with the turbine 18 during the rotation process to drive the driven shaft 17 to rotate, Then, the support block 14 is driven to rotate along the inner wall of the annular groove 13;

The linkage mechanism also includes a first transmission assembly installed outside the transmission shaft 11 and the worm 19, the first transmission assembly is located outside the cleaning box 1, and the first transmission assembly includes two sleeved on the outside of the transmission shaft 11 and the outside of the worm 19 respectively. The first transmission wheel 20 and the first belt 21 connected to the outside of the two first transmission wheels 20, the transmission shaft 11 drives the first transmission wheel 20 outside it to rotate synchronously during the rotation process, and the first belt 21 and the other The function of the first transmission wheel 20 driving connection drives the worm 19 to rotate synchronously. When cleaning the roving, the first belt 21 is removed from the first transmission wheel 20. When cleaning the interior of the cleaning box 1 is required , and then install the first belt 21 on the outside of the two first transmission wheels 20;

The driving mechanism includes a motor 22 installed on the back of the cleaning box 1 and two second transmission assemblies installed outside the output shaft of the motor 22. The two second transmission pulleys 23 and the second belt 24 connected to the outside of the two second transmission pulleys 23 drive the second transmission pulley 23 outside the output shaft to rotate through the starting motor 22, and the second belt 24 is connected to the transmission shaft through the second belt 24. 11. The role of the external second transmission wheel 23 in the transmission connection drives the transmission shaft 11 to rotate synchronously;

The drying mechanism includes a U-shaped block 29 slidably connected to the inner wall of the drying box 2, a plurality of heating pipes 30 installed inside the U-shaped block 29, a plurality of blowers 31 installed on the U-shaped block 29, and a plurality of blowers 31 installed on the U-shaped block 29. Below the block 29, it is used to drive the U-shaped block 29 to move the adjustment assembly in the vertical direction. The blower 31 is located below the heating pipe 30, and the heating pipe 30 is controlled to heat, and the blower 31 transmits the heat upward to dry the roving. In dry processing, the U-shaped block 29 and the heating tube 30 are moved upward through the adjustment assembly, thereby reducing the distance between the heating tube 30 and the roving, thereby improving the drying efficiency of the roving, which is convenient for the larger size of the roving or the external moisture content Use when higher;

The adjustment assembly includes a screw rod 32 rotatably connected to the inner walls of the drying box 2 on both sides, a plurality of drive blocks 33 screwed on the outside of the screw rod 32, and fixed on the bottom of the U-shaped block 29 and in phase with the plurality of drive blocks 33. For the corresponding driven block 34, the top of the driving block 33 and the bottom of the driven block 34 are both inclined planes and cooperate with each other. Rotate the screw 32 to the left, and then drive the drive block 33 to move horizontally to the left along the inner wall of the bottom of the drying box 2, and then drive the U-shaped block 29 and its bottom through the cooperation of the top slope of the drive block 33 and the bottom slope of the driven block 34. The inner heating tube 30 moves upward, on the contrary, the U-shaped block 29 and its inner heating tube 30 are moved downward by the reverse rotation of the screw rod 32 in conjunction with the driving block 33 and the driven block 34;

A drain pipe 25 is installed at the bottom of the cleaning box 1, and a valve 26 is installed on the drain pipe 25. The top and bottom of the drying box 2 are respectively provided with a plurality of exhaust ports 27 and a plurality of air inlets 28, and a plurality of inlet ports 28. The inside of the air port 28 is equipped with a filter screen, and the bottom of the cleaning box 1 and the drying box 2 are equipped with four column feet. By opening the valve 26, the cleaning sewage inside the cleaning box 1 can be discharged. It is convenient for the drainage of the drain pipe 25 and the air intake of the air inlet 28. The setting of the filter screen is used to prevent external dust from entering the interior of the drying box 2 through the air inlet 28, and the setting of the exhaust port 27 is used to The steam inside the dry box 2 is discharged.

Working principle: During the moving process of the roving, the drive mechanism drives the drive shaft 11 inside the cleaning box 1 to rotate, and then drives the half gear 12 to rotate synchronously. When the half gear 12 meshes with the rack 9, it drives the rack 9 along the fixed bar. The outer wall of 8 moves downwards, thereby driving the roving to be tensioned downward. When the half-gear 12 loses meshing with the rack 9, the resilient force of the spring 10 drives the rack 9 to move upward, and the roving rebounds accordingly, and circulates in turn, driving the The roving rebounds back and forth, and then the roving can remove the short lint and dust attached to the surface of the roving through the friction between the roving and the cleaning liquid inside the cleaning box 1 during the rebounding process, thereby improving the cleaning effect on the surface of the roving. At the same time, the driving mechanism Drive the drive shaft 11 inside the drying box 2 to rotate, and similarly drive the roving inside the drying box 2 to bounce back and forth, and then quickly remove the moisture on the surface of the roving, thereby improving the drying efficiency of the roving;

After the sewage inside the cleaning box 1 is discharged, clean water is injected into the cleaning box 1, and at the same time, the support block 14 is driven to rotate along the inner wall of the annular groove 13 through the linkage mechanism, and then the two connecting blocks 15 are driven respectively. The brush bar 16 cleans the debris remaining at the bottom of the cleaning box 1, so that the interior of the cleaning box 1 is kept clean, and does not affect the next cleaning of the roving;

The heating tube 30 is controlled to be heated, and the heat is transported upward by the blower 31 to dry the roving, and the U-shaped block 29 and the heating tube 30 are moved upward through the adjusting assembly, thereby reducing the friction between the heating tube 30 and the roving. Therefore, the drying efficiency of the roving can be improved, and it is convenient for use when the roving size is large or the external moisture content is high.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (9)

1. A yarn with fireproof function is characterized in that, comprising: taking ceramic fiber cotton as the main component, using 75-80% of ceramic fiber cotton, 15-20% of organic fiber cotton and 5-10% of glass fiber The specific production steps are as follows: S1. Mix ceramic fiber cotton, organic fiber cotton and glass fiber filament into laps through a cotton blender; S2. Carding, impurity removal and drawing frame processing are performed on the laps through a carding machine , so that the cotton lap is processed into mature sliver, and the regular disc is placed inside the sliver can; S3, roving processing, drafting and twisting of the mature sliver, so that the sliver has a certain strength, so as to facilitate the roving winding, And help the unwinding of the sliver on the spinning frame; S4. Clean the roving. During the cleaning process of the roving, remove the lint and dust attached to its surface, and then dry the cleaned roving; S5. Spinning yarn processing, drawing and thinning the roving to the required fineness, and twisting it to form a spun yarn with a certain twist and strength and winding it on the bobbin, the yarn with fireproof function can be processed. 2. A preparation device for yarn with fireproof function, comprising a cleaning box (1) and a drying box (2) installed on one side of the cleaning box (1), characterized in that the cleaning box (1) and the drying box (1) A feed port (3) and a discharge port (4) are respectively provided on the outer wall of the dry box (2) on one side away from each other, and a through groove ( 5), a first guide roller (6) is installed on the inner walls of both sides of the cleaning box (1) and the drying box (2), and the inner walls of the cleaning box (1) and the drying box (2) There are two second guide rollers (7) rotatably connected to the upper part, and the two second guide rollers (7) are located between the two first guide rollers (6) on the same side of the through groove (5). Both the cleaning box (1) and the drying box (2) are provided with elastic mechanisms, and the elastic mechanisms include a fixing bar (8) fixed on the inner wall of the top of the cleaning box (1), and a fixing bar (8) slidably connected to the top of the cleaning box (1). ) outside the rack (9), the spring (10) sleeved on the outside of the fixing bar (8), the drive shaft (11) rotatably connected to the inner wall of the cleaning box (1), and the outside of the drive shaft (11) sleeved The half gear (12), the bottom of the rack (9) is a hemispherical structure, the half gear (12) meshes with the rack (9), and one end of the two transmission shafts (11) respectively extends to The outside of the cleaning box (1) and the drying box (2), the backs of the cleaning box (1) and the drying box (2) are provided with a drive mechanism for driving the two transmission shafts (11) to rotate, the cleaning box The inside of the box (1) is also provided with a cleaning mechanism for cleaning its inner wall, and the inside of the drying box (2) is also provided with a drying mechanism. 3. The device for preparing yarn with fireproof function according to claim 2, characterized in that the inner wall of the bottom of the cleaning box (1) is a funnel-shaped structure, and the cleaning mechanism comprises a structure provided in the cleaning box (1). 1) The annular groove (13) on the inner wall, the support block (14) rotatably connected to the inner wall of the annular groove (13), and the two connecting blocks (15) respectively fixed on both sides of the bottom of the support block (14) and two brush strips (16) respectively installed at the bottom of the two connecting blocks (15), the two brush strips (16) are in contact with the inner wall of the bottom of the cleaning box (1), and the support block (14) A linkage mechanism for driving the support block (14) to rotate along the inner wall of the annular groove (13) is also arranged above the . 4. The device for preparing yarn with fireproof function according to claim 3, wherein the linkage mechanism comprises a driven shaft (17) fixed on the top of the support block (14) and sleeved on the slave shaft (17). The turbine (18) outside the moving shaft (17) and the worm (19) rotatably connected to the inner wall of the cleaning box (1), the worm (19) is engaged with the turbine (18), and the worm (19) is located in the transmission Directly below the shaft (11) and parallel to the transmission shaft (11), one end of the worm (19) extends to the outside of the cleaning box (1). 5. The device for preparing yarn with fireproof function according to claim 4, characterized in that the linkage mechanism further comprises a first transmission assembly installed outside the transmission shaft (11) and the worm (19), The first transmission assembly is located outside the cleaning box (1), and the first transmission assembly includes two first transmission wheels (20) sleeved on the outside of the transmission shaft (11) and the outside of the worm (19) respectively, and a transmission A first belt (21) connected to the outside of the two first transmission pulleys (20). 6. The device for preparing yarn with fireproof function according to claim 2, wherein the driving mechanism comprises a motor (22) installed on the back of the cleaning box (1) and a motor (22) installed on the back of the cleaning box (1). Two second transmission assemblies outside the output shaft, the second transmission assemblies include two second transmission wheels (23) respectively sleeved outside the output shaft of the motor (22) and outside one of the transmission shafts (11) and a transmission A second belt (24) connected to the outside of the two second transmission pulleys (23). 7 . The device for preparing yarn with fireproof function according to claim 2 , wherein the drying mechanism comprises a U-shaped block ( 29 ) that is slidably connected to the inner wall of the drying box ( 2 ). 8 . A plurality of heating pipes (30) installed inside the U-shaped block (29), a plurality of blowers (31) installed on the U-shaped block (29), and arranged under the U-shaped block (29) for driving the U-shaped block (29) An adjustment assembly that moves the mold block (29) in the vertical direction, and the blower (31) is located below the heating pipe (30). 8 . The device for preparing yarn with fireproof function according to claim 7 , wherein the adjusting assembly comprises a screw rod ( 32 ) rotatably connected to the inner walls on both sides of the drying box ( 2 ), A plurality of drive blocks (33) screwed on the outside of the lead screw (32) and a driven block (34) fixed on the bottom of the U-shaped block (29) and corresponding to the plurality of drive blocks (33), the The top of the driving block (33) and the bottom of the driven block (34) are inclined surfaces and cooperate with each other, and one end of the screw rod (32) extends to the outside of the drying box (2) and is fixed with a handle. 9 . The device for preparing yarn with fireproof function according to claim 2 , wherein a drain pipe ( 25 ) is installed at the bottom of the cleaning box ( 1 ), and the drain pipe ( 25 ) is installed on the drain pipe ( 25 ). 10 . There is a valve (26), the top and bottom of the drying box (2) are respectively provided with a plurality of exhaust ports (27) and a plurality of air inlets (28), and the interior of the plurality of air inlets (28) Filter screens are installed on both, and four column feet are installed on the bottoms of the cleaning box (1) and the drying box (2).

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