A color spinning fiber drafting device

Abstract

The present invention relates to the technical field of color spinning, and specifically to a color spinning fiber drafting device, comprising a table top, wherein the top outer wall of the table top is provided with two traction components, the traction component comprises a base, and the top outer wall of the base is fixedly connected with two symmetrically arranged support seats, the outer walls of the two support seats on opposite sides are provided with circular openings, and the inner walls of the two circular openings are both installed with connecting components. The present invention arranges a connecting component on the support seat, and the adjustable prism in the connecting component is convenient to match the edge opening on the roller shaft, so that the roller shaft can be quickly installed and disassembled, and the prism is conveniently pushed to be inserted into the roller shaft by arranging the cooperation between the telescopic rod and the spring in the connecting sleeve, and an electromagnet and an armature are arranged in the connecting sleeve, and when the electromagnet is energized, it generates magnetism to attract the armature to drive the prism on the sliding table to pull out the edge opening on the roller shaft, thereby solving the problem that the roller shaft in the existing color spinning traction equipment is inconvenient to disassemble.

Description

Technical Field

[0001] The invention relates to the technical field of colored spinning, in particular to a colored spinning fiber drafting device. Background Art

[0002] As a rising product in the textile industry, color spinning is gradually expanding in the existing market. Color spinning is a kind of yarn with a unique color mixing effect formed by mixing multiple color fibers. Color spinning is widely used in the production of high-end clothing due to its special hazy three-dimensional effect and texture. During the processing of color spinning, the fibers in it are relatively displaced from each other, so that the fibers are continuously and evenly distributed in the length direction of the output product. This process is called drafting, which can make the fibers gradually straighten, the hooks gradually eliminate, and the yarn gradually reach the predetermined thickness.

[0003] After searching, the Chinese patent application number CN213142313U discloses a colored spinning drafting device, including a table and a roller group, the roller group includes a first roller group and a second roller group, the first roller group and the second roller group are both provided with an upper roller, the axis of the upper roller is provided with a first rotating shaft, both sides of the first rotating shaft are extended with a fixed frame, a lower roller is provided below the upper roller, the axis of the lower roller is provided with a second rotating shaft, both sides of the second rotating shaft are provided with rectangular grooves near the inside of the fixed frame, and the second rotating shaft The outer ring surfaces at both ends are provided with ring sleeves, and a lifting rod is provided under the ring sleeve, and the lifting rod is connected to the end shaft of the hydraulic cylinder, and a bottom plate is provided on the surface wall of one side close to the fixed frame at the bottom end of the hydraulic cylinder, and a driving motor is provided on the surface wall of one side of the table top, and the end shaft of the driving motor is connected to the reciprocating screw rod, and a screw rod sleeve is provided at the transverse penetration of the reciprocating screw rod, and an inner groove is provided on the outside of the screw rod sleeve, and a support is provided on the outer end of one side of the upper surface wall of the table top close to the second roller group, and a sliding rod is provided between the two groups of the supports, and the sliding rod passes through the lower end of one side of the fixed frame and a sliding groove is provided.

[0004] A color spun yarn drawing device in the above patent has the following shortcomings: in the above patent, the color spun yarn is conveniently pulled by two roller groups, but the roller shaft is prone to wear after long-term use. Once the roller shaft is worn, it will affect the normal pulling of the color spun yarn. Summary of the invention

[0005] The purpose of the present invention is to solve or at least alleviate the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a colored spinning fiber drafting equipment, comprising a table top, wherein two traction assemblies are arranged on the outer wall of the top of the table top, the traction assembly comprises a base, and the outer wall of the top of the base is fixedly connected to two symmetrically arranged support seats, circular openings are opened on the outer walls of the two support seats on opposite sides, and the inner walls of the two circular openings are installed with connecting assemblies, and the same roller shaft is connected between the two connecting assemblies, the connecting assembly comprises a connecting sleeve fixedly connected to the inner wall of the circular opening, and two telescopic rods are fixedly connected to the inner wall of the connecting sleeve, the outer walls of the two telescopic rods are both sleeved with a spring, the inner wall of the connecting sleeve is slidably connected to a sliding table, one end of the sliding table is rotatably connected to a prism, and both ends of the roller shaft are opened with through-type edges along the axial direction of the roller shaft, an electromagnet is fixedly connected to the inner wall of one side of the connecting sleeve, and an armature is fixedly connected to one end of the sliding table, and one end of the two telescopic rods is fixedly connected to the sliding table.

[0007] By adopting the above structure, two traction components are arranged on the table top, so as to facilitate the traction and transportation of the colored yarn, and two support seats are installed on the base to facilitate the support and installation of the conveying roller shaft. The arrangement of the two connecting components facilitates the quick disassembly and assembly of the roller shaft, and the cooperation between the telescopic rod and the spring one in the connecting sleeve facilitates the direct drive to push the prism on the sliding table to insert into the edge mouth, and then facilitates the installation of the roller shaft on the two support seats. When the electromagnet is energized, it generates magnetic attraction to the armature, thereby pulling the prism into the connecting sleeve, and the prism is pulled out of the edge mouth to facilitate the disassembly of the roller shaft. When the electromagnet is powered off, the cooperation between the telescopic rod and the spring one facilitates the insertion of the prism into the edge mouth to fix the roller shaft.

[0008] The outer walls of the two support seats on one side opposite to each other are both provided with rectangular openings, and the inner walls of the two rectangular openings are both slidably connected with driving seats, and the outer walls of the two driving seats on one side opposite to each other are rotatably connected with the same pressing roller.

[0009] With the above structure, the pressing roller can be conveniently installed through two driving seats sliding in the rectangular opening, and the pressing roller can conveniently cooperate with the roller shaft to press the colored yarn.

[0010] The inner walls of the two rectangular openings are both rotatably connected with screw rods 2, and the two driving seats are respectively screwed on the outer walls of the two screw rods 2.

[0011] With the above structure, the driving seat is directly driven to be raised and lowered by rotating the second screw.

[0012] The inner walls on both sides of the base are rotatably connected with worms, the inner wall at the top of the base is rotatably connected with two worm wheels, and one end of the two worm wheel transmission shafts is respectively fixedly connected to the two screws, and the worm and the worm wheel are meshed with each other.

[0013] With the above structure, the rotation of the worm directly drives the worm wheel to rotate, and the rotation of the worm wheel directly drives the second screw to rotate, and the rotation of the second screw directly drives the driving seat to perform lifting and lowering adjustment.

[0014] The same gear 2 is fixedly connected between the two worms, a motor is fixedly connected to the inner wall of the base, and a gear 1 is fixedly connected to the output shaft of the motor, and the gear 1 and the gear 2 are meshed with each other.

[0015] With the above structure, the motor drives gear 1 to drive gear 2 to rotate, and when gear 2 rotates, it directly drives two worms to rotate to adjust the height of the pressing roller.

[0016] The outer wall at the bottom of the table top is respectively provided with a rectangular groove and a machine groove, and the inner walls on both sides of the rectangular groove are fixedly connected to the same bottom cover, the inner walls on both sides of the machine groove are fixedly connected to the same grille plate, the inner wall of the machine groove is fixedly connected to a servo motor, the inner walls on both sides of the rectangular groove are rotatably connected to two screw rods 1, the outer walls of the two screw rods 1 are screwed with the same sliding seat, and the sliding seat is fixedly connected to the base in one of the traction components, and the output shaft of the servo motor is fixedly connected to one of the screw rods 1.

[0017] With the above structure, the servo motor can directly drive the screw to rotate, and the grid plate is convenient for protecting the servo motor. When the screw rotates, it is convenient to directly drive the sliding seat to drive the traction assembly to move.

[0018] One end of each of the two screw rods is fixedly connected with a synchronous wheel, and a same synchronous belt is connected between the two synchronous wheels.

[0019] With the above structure, the two screws can be rotated synchronously through the cooperation between the synchronous wheel and the synchronous belt, thereby facilitating stable adjustment of the sliding seat.

[0020] The inner walls on both sides of the rectangular groove are equipped with limiting components, and the limiting components include a limiting seat fixedly connected to the inner wall of the rectangular groove, and a sliding groove is opened on the outer wall of one side of the limiting seat, the inner wall of the sliding groove is slidably connected to a sliding plate, and the outer wall of one side of the sliding plate is fixedly connected to a contact plate, the inner wall of the sliding groove is fixedly connected to two springs 2, and one end of the two springs 2 is fixedly connected to the sliding plate.

[0021] With the above structure, the movement range of the sliding seat is conveniently limited by setting the limit assembly, and the sliding seat contacts the contact plate when moving, so that the spring 2 can be conveniently compressed by the sliding plate.

[0022] The inner wall of the slide groove is fixedly connected with a pressure sensor.

[0023] With the above structure, the pressure sensor is directly pressed when the sliding plate moves, and the pressed pressure sensor is triggered.

[0024] The inner wall of the slide slot is fixedly connected with a contact switch.

[0025] With the above structure, the contact switch is directly pressed when the sliding plate moves, and the pressed contact switch is triggered.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] (1) The present invention arranges a connection assembly on the support seat, and the adjustable prism in the connection assembly is convenient to match the edge on the roller shaft, so that the roller shaft can be quickly installed and disassembled. By arranging the cooperation between the telescopic rod and the spring in the connection sleeve, it is convenient to push the prism to be inserted into the roller shaft. In addition, an electromagnet and an armature are arranged in the connection sleeve. When the electromagnet is energized, it generates magnetism to attract the armature to drive the prism on the sliding table to pull out of the edge on the roller shaft, thereby solving the problem that the roller shaft in the existing color spinning traction equipment is inconvenient to disassemble;

[0028] (2) The present invention provides two screws on the support base to directly drive the driving base to rise and fall. When the driving base rises and falls, it is convenient to directly drive the pressing roller to move, so as to facilitate the cooperation with the roller shaft to press the colored yarn, and avoid the movement of the colored yarn during the traction process. In addition, a motor is provided in the base, and the motor drives the two worms to rotate, so that the two screws can be driven to rotate synchronously through the worm gear, thereby facilitating the adjustment of the position of the pressing roller.

[0029] (3) The present invention provides two screw rods in the base, and the two screw rods are screwed onto the same sliding seat, so that the movement of one of the traction components can be adjusted by moving the sliding seat, thereby facilitating the adjustment of the spacing between the two rollers. Two limit assemblies are provided in the rectangular groove. The setting of the limit assemblies facilitates limiting the movement range of the sliding seat, thereby avoiding excessive movement of the sliding seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0031] Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention;

[0032] Figure 3 It is a schematic diagram of the table structure when viewed from above of the present invention;

[0033] Figure 4 It is a schematic diagram of the structure of the traction assembly of the present invention;

[0034] Figure 5 It is a schematic diagram of the expanded structure of the traction assembly of the present invention;

[0035] Figure 6 It is a schematic diagram of the internal structure of the base of the present invention;

[0036] Figure 7 It is a schematic diagram of the structure of the connection assembly of the present invention;

[0037] Figure 8 It is a schematic cross-sectional structural diagram of the connection assembly of the present invention;

[0038] Fig. 9 This is a schematic cross-sectional structural diagram of a position limiting assembly according to a first embodiment of the present invention;

[0039] Fig.10 It is a schematic cross-sectional structure diagram of the limiting component of the second embodiment of the present invention.

[0040] In the figure: 1. table; 2. traction assembly; 4. bottom cover; 5. grille plate; 6. machine slot; 7. servo motor; 8. rectangular slot; 9. sliding seat; 10. limit assembly; 11. screw rod 1; 12. synchronous belt; 13. base; 14. support seat; 15. connecting assembly; 16. roller; 17. drive seat; 18. screw rod 2; 19. clamping roller; 20. edge; 21. worm gear; 22. worm; 23. motor; 24. gear 1; 25. gear 2; 26. connecting sleeve; 27. sliding table; 28. prism; 29. ​​telescopic rod; 30. electromagnet; 31. armature; 32. spring 1; 33. pressure sensor; 34. spring 2; 35. sliding plate; 36. contact plate; 37. contact switch; 38. limit seat. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] Embodiment 1

[0043] See also Figure 1-9A color spinning fiber drafting device comprises a table 1, two traction components 2 are arranged on the top outer wall of the table 1, the traction component 2 comprises a base 13, and the top outer wall of the base 13 is fixedly connected to two symmetrically arranged support seats 14, the outer walls of the two support seats 14 on opposite sides are each provided with a circular opening, and the inner walls of the two circular openings are each installed with a connecting component 15, a same roller 16 is connected between the two connecting components 15, the connecting component 15 comprises a connecting sleeve 26 fixedly connected to the inner wall of the circular opening, and the inner wall of the connecting sleeve 26 is fixedly connected to two telescopic rods 29, the outer walls of the two telescopic rods 29 are both sleeved with a spring 32, the inner wall of the connecting sleeve 26 is slidably connected to a sliding table 27, one end of the sliding table 27 is rotatably connected to a prism 28, both ends of the roller 16 are provided with a through edge 20 along the axial direction of the roller, an inner wall of one side of the connecting sleeve 26 is fixedly connected to an electromagnet 30, and one end of the sliding table 27 is fixedly connected There is an armature 31, one end of the two telescopic rods 29 is fixedly connected to the sliding table 27, and two traction components 2 are arranged on the table top 1, so as to facilitate the traction and transportation of the colored yarn, and two support seats 14 are installed on the base 13 to facilitate the support and installation of the conveying roller 16. The arrangement of the two connecting components 15 facilitates the rapid disassembly and assembly of the roller 16, and the cooperation between the telescopic rod 29 and the spring 1 32 in the connecting sleeve 26 facilitates the direct drive to push the prism 28 on the sliding table 27 to be inserted into the edge 20, and then facilitates the installation of the roller 16 on the two support seats 14. The electromagnet 30 is energized to generate magnetic attraction to the armature 31, thereby pulling the prism 28 into the connecting sleeve 26, and the prism 28 is pulled out of the edge 20 to facilitate the disassembly of the roller 16. When the electromagnet 30 is powered off, the cooperation between the telescopic rod 29 and the spring 1 32 facilitates the insertion of the prism 28 into the edge 20 to fix the roller 16.

[0044] For details, please refer to Figure 4-6 Rectangular openings are provided on the outer walls of the two supporting seats 14 on opposite sides, and the inner walls of the two rectangular openings are slidably connected with drive seats 17. The outer walls of the two drive seats 17 on opposite sides are rotatably connected with the same clamping roller 19. The clamping roller 19 can be conveniently installed through the two drive seats 17 sliding in the rectangular openings, and the clamping roller 19 can conveniently cooperate with the roller shaft 16 to clamp the colored yarn.

[0045] For details, please refer to Figure 4-6 The inner walls of the two rectangular openings are rotatably connected with screw rods 18, and the two driving seats 17 are respectively screwed on the outer walls of the two screw rods 18. The driving seats 17 are directly driven by the rotation of the screw rods 18 to perform lifting and lowering adjustment.

[0046] For details, please refer to Figure 6The inner walls on both sides of the base 13 are rotatably connected with worms 22, and the inner wall on the top of the base 13 is rotatably connected with two worm wheels 21, and one end of the transmission shafts of the two worm wheels 21 are respectively fixedly connected to the two screw rods 18, and the worm 22 and the worm wheel 21 are meshed with each other. The rotation of the worm 22 directly drives the worm wheel 21 to rotate. When the worm wheel 21 rotates, it is convenient to directly drive the screw rod 18 to rotate, and the rotation of the screw rod 18 directly drives the driving seat 17 to perform lifting and lowering adjustment.

[0047] For details, please refer to Figure 4 A same gear 25 is fixedly connected between the two worm gears 22, a motor 23 is fixedly connected to the inner wall of the base 13, and a gear 1 24 is fixedly connected to the output shaft of the motor 23, the gear 1 24 and the gear 2 25 are meshed with each other, the motor 23 drives the gear 1 24 to drive the gear 2 25 to rotate, and when the gear 2 25 rotates, it directly drives the two worm gears 22 to rotate to adjust the height of the pressure roller 19.

[0048] For details, please refer to Figure 2-3 The outer walls at the bottom of the table top 1 are respectively provided with a rectangular groove 8 and a machine groove 6, and the inner walls on both sides of the rectangular groove 8 are fixedly connected with the same bottom cover 4, the inner walls on both sides of the machine groove 6 are fixedly connected with the same grille plate 5, the inner wall of the machine groove 6 is fixedly connected with a servo motor 7, the inner walls on both sides of the rectangular groove 8 are rotatably connected with two screws 11, the outer walls of the two screws 11 are screwed with the same sliding seat 9, and the sliding seat 9 is fixedly connected to the base 13 in one of the traction components 2, the output shaft of the servo motor 7 is fixedly connected to one of the screws 11, and the screw 11 is conveniently driven directly to rotate by the servo motor 7. The setting of the grille plate 5 is convenient for protecting the servo motor 7, and when the screw 11 rotates, it is convenient to directly drive the sliding seat 9 to drive the traction component 2 to move.

[0049] For details, please refer to Figure 3 One end of each of the two screw rods 11 is fixedly connected to a synchronous wheel, and a synchronous belt 12 is connected between the two synchronous wheels. Through the cooperation between the synchronous wheel and the synchronous belt 12, the two screw rods 11 can be rotated synchronously, thereby facilitating stable adjustment of the sliding seat 9.

[0050] For details, please refer to Figure 3 and Fig. 9The inner walls on both sides of the rectangular groove 8 are installed with limit assemblies 10, and the limit assemblies 10 include a limit seat 38 fixedly connected to the inner wall of the rectangular groove 8, and a slide groove is opened on the outer wall of one side of the limit seat 38, and the inner wall of the slide groove is slidably connected with a sliding plate 35, and the outer wall of one side of the sliding plate 35 is fixedly connected with a contact plate 36, and the inner wall of the slide groove is fixedly connected with two springs 2 34, and one end of the two springs 2 34 is fixedly connected to the sliding plate 35. The setting of the limit assembly 10 is convenient for limiting the moving range of the sliding seat 9. When the sliding seat 9 moves, it contacts the contact plate 36, so that the spring 2 34 is conveniently compressed by the sliding plate 35.

[0051] For details, please refer to Fig. 9 A pressure sensor 33 is fixedly connected to the inner wall of the slide groove. When the sliding plate 35 moves, the pressure sensor 33 is directly squeezed, and the squeezed pressure sensor 33 is triggered.

[0052] Based on the first embodiment, this embodiment introduces a specific structure of the limit assembly 10 in a color spinning fiber drafting device, such as Fig.10 As shown, a contact switch 37 is fixedly connected to the inner wall of the slide groove, and the contact switch 37 is directly squeezed when the sliding plate 35 moves, and the squeezed contact switch 37 is triggered.

[0053] Working principle: When in use, the colored yarn is conveniently conveyed through the two traction components 2, and the spacing between the two traction components 2 is adjusted according to actual needs. When adjusting, the servo motor 7 drives one of the screws 11 to rotate, and the two screws 11 are connected by a synchronous wheel and a synchronous belt 12, so that the two screws 11 can rotate synchronously. When the screw 11 rotates, it directly drives the sliding seat 9 to move. When the sliding seat 9 moves, it is convenient to directly drive one of the traction components 2 to move, so as to facilitate the adjustment of the spacing between the two traction components 2. In the process of conveying the colored yarn, the position of the pressing roller 19 needs to be adjusted, so as to facilitate the pressing of colored yarns of different specifications. When adjusting, the motor 23 starts and directly drives the gear 1 24 through the gear 2 25 to drive the two worms 22 to rotate. When the worm 22 rotates, it directly drives the worm wheel 21 to rotate, and the worm wheel 21 drives the screw 2 18 to rotate, so as to adjust the height of the two driving seats 17, so as to facilitate the pressing of the colored yarn.

[0054] When the roller 16 is worn, it is necessary to directly disassemble and replace the roller 16. During disassembly, the electromagnet 30 in the connecting component 15 is first started. When the electromagnet 30 is energized, the armature 31 is directly attracted to move toward the electromagnet 30, and then the sliding table 27 is cooperated to pull the prism 28 into the connecting sleeve 26. When the prism 28 is pulled out from the edge 20 in the roller 16, it is convenient to directly disassemble and replace the roller 16. The setting of the limit assembly 10 is convenient for limiting the moving range of the sliding seat 9. When the sliding seat 9 and the contact plate 36 are in contact, the spring 2 34 will be compressed through the sliding plate 35. When the sliding plate 35 moves, it is convenient to trigger the pressure sensor 33 or the contact switch 37.

[0055] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A colored spinning fiber drafting device, comprising a table (1), characterized in that: The top outer wall of the tabletop (1) is provided with two traction components (2), the traction components (2) comprising a base (13), and the top outer wall of the base (13) is fixedly connected to two symmetrically arranged support seats (14), the outer walls of the two support seats (14) on opposite sides are each provided with a circular opening, and the inner walls of the two circular openings are each provided with a connecting component (15), the two connecting components (15) are connected to the same roller (16), the connecting component (15) comprises a connecting sleeve (26) fixedly connected to the inner wall of the circular opening, and the inner wall of the connecting sleeve (26) is fixedly connected to the roller (16). Two telescopic rods (29) are connected, and the outer walls of the two telescopic rods (29) are sleeved with springs (32). The inner wall of the connecting sleeve (26) is slidably connected to a sliding table (27), and one end of the sliding table (27) is rotatably connected to a prism (28). Both ends of the roller shaft (16) are provided with through-type edges (20) along the axial direction of the roller shaft. An electromagnet (30) is fixedly connected to the inner wall of one side of the connecting sleeve (26), and an armature (31) is fixedly connected to one end of the sliding table (27). One end of the two telescopic rods (29) is fixedly connected to the sliding table (27).

2. A colored spinning fiber drafting device according to claim 1, characterized in that: Rectangular openings are provided on the outer walls of the two support seats (14) on one side opposite to each other, and the inner walls of the two rectangular openings are slidably connected to a drive seat (17), and the outer walls of the two drive seats (17) on one side opposite to each other are rotatably connected to the same pressing roller (19).

3. A colored spinning fiber drafting device according to claim 2, characterized in that: The inner walls of the two rectangular openings are rotatably connected to the two screw rods (18), and the two drive seats (17) are respectively screwed on the outer walls of the two screw rods (18).

4. A colored spinning fiber drafting device according to claim 3, characterized in that: The inner walls on both sides of the base (13) are rotatably connected to worms (22), the inner wall on the top of the base (13) is rotatably connected to two worm wheels (21), and one end of the transmission shafts of the two worm wheels (21) is respectively fixedly connected to two screw rods (18), and the worm (22) and the worm wheel (21) are meshed with each other.

5. A colored spinning fiber drafting device according to claim 4, characterized in that: A same gear 2 (25) is fixedly connected between the two worm gears (22), a motor (23) is fixedly connected to the inner wall of the base (13), and a gear 1 (24) is fixedly connected to the output shaft of the motor (23), and the gear 1 (24) and the gear 2 (25) are meshed with each other.

6. A colored spinning fiber drafting device according to claim 5, characterized in that: The outer wall of the bottom of the table top (1) is respectively provided with a rectangular groove (8) and a machine groove (6), and the inner walls on both sides of the rectangular groove (8) are fixedly connected to the same bottom cover (4), the inner walls on both sides of the machine groove (6) are fixedly connected to the same grid plate (5), the inner wall of the machine groove (6) is fixedly connected to a servo motor (7), the inner walls on both sides of the rectangular groove (8) are rotatably connected to two screw rods (11), the outer walls of the two screw rods (11) are screwed to the same sliding seat (9), and the sliding seat (9) is fixedly connected to a base (13) in one of the traction components (2), and the output shaft of the servo motor (7) is fixedly connected to one of the screw rods (11).

7. A colored spinning fiber drafting device according to claim 6, characterized in that: One end of each of the two screw rods (11) is fixedly connected to a synchronous wheel, and a same synchronous belt (12) is connected between the two synchronous wheels.

8. The colored spinning fiber drafting device according to claim 7, characterized in that: The inner walls on both sides of the rectangular groove (8) are both provided with limit assemblies (10), and the limit assemblies (10) include a limit seat (38) fixedly connected to the inner wall of the rectangular groove (8), and a slide groove is provided on one outer wall of the limit seat (38), the inner wall of the slide groove is slidably connected to a slide plate (35), and the outer wall of one side of the slide plate (35) is fixedly connected to a contact plate (36), and the inner wall of the slide groove is fixedly connected to two springs (34), and one end of the two springs (34) is fixedly connected to the slide plate (35).

9. The colored spinning fiber drafting device according to claim 8, characterized in that: A pressure sensor (33) is fixedly connected to the inner wall of the slide groove.

10. The colored spinning fiber drafting device according to claim 8, characterized in that: A contact switch (37) is fixedly connected to the inner wall of the slide groove.

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