Knitted fabric dyeing device

Abstract

The utility model discloses a knitted fabric dyeing device, which belongs to the technical field of knitted fabric processing and comprises a dyeing tank, support rollers are arranged at two ends of the upper side of the dyeing tank, three guide rollers arranged in a triangular array are rotatably connected to the inner wall of the dyeing tank, and a driving mechanism is fixedly connected to the bottom of the dyeing tank. A stirring mechanism is arranged on the inner bottom wall of the dyeing pool, one end of the driving mechanism is fixedly connected with the stirring mechanism, an extrusion mechanism is fixedly connected to the upper side wall of the dyeing pool, and one end of the driving mechanism is fixedly connected with the extrusion mechanism. According to the dyeing device, dyeing liquid in the dyeing pool can be stirred by arranging the stirring mechanism, the mixing uniformity of the dyeing liquid is guaranteed, then the dyeing processing quality is improved, meanwhile, the extruding mechanism can play a role in assisting conveying during knitted fabric dyeing, the knitted fabric can be conveyed more stably, the knitted fabric can be extruded, and redundant dyeing liquid can be discharged.

Description

Technical Field

[0001] The utility model relates to the technical field of knitted cloth processing, in particular to a knitted cloth dyeing device. Background Art

[0002] Knitted fabric is a fabric formed by bending yarn into loops and interlacing them with knitting needles. It is divided into warp knitted fabric and weft knitted fabric. Cloth dyeing refers to dyeing the cloth into the required color. It is a processing method that uses dyes to color cloth. It is also a general term for pretreatment, dyeing, printing, finishing, washing, etc. In ancient times, the dyes used for dyeing were mostly natural mineral or plant dyes. Nowadays, with the continuous improvement and development of dyeing technology, there are more and more types and colors of dyes, and more and more equipment is used for dyeing.

[0003] In a knitted fabric dyeing device of a Chinese patent (patent number: CN220619430U), the device includes a dyeing tank, the dyeing tank has a first dyeing tank and a second dyeing tank, the height of the second dyeing tank is higher than the first dyeing tank, a plurality of first guide rollers are arranged above the dyeing tank, and two second guide rollers are arranged in the first dyeing tank and the second dyeing tank, so that the knitted fabric is transported in a U-shaped manner in the first dyeing tank and the second dyeing tank, and a conveying roller pair for pulling the knitted fabric is arranged on the side of the dyeing tank close to the second dyeing tank, and a reflux hole connecting the first dyeing tank and the second dyeing tank is arranged in the dyeing tank. The utility model arranges the first dyeing tank and the second dyeing tank, and the knitted fabric passes through the first dyeing tank and the second dyeing tank successively under the action of the guide roller and the conveying roller pair, thereby realizing two deep and shallow dyeing, so that the dye is reused in the two dyeing tanks, and the dyeing effect of the knitted fabric is good. However, the device does not have the function of stirring the dyeing liquid in the dyeing tank, and it is difficult to maintain uniformity when the dyeing liquid is mixed, which affects the processing quality of dyeing the knitted fabric. Utility Model Content

[0004] The purpose of the utility model is to provide a knitted fabric dyeing device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a knitted fabric dyeing device, comprising a dyeing tank, support rollers are provided at both ends of the upper side of the dyeing tank, three guide rollers arranged in a triangular array are rotatably connected to the inner wall of the dyeing tank, a driving mechanism is fixedly connected to the bottom of the dyeing tank, a stirring mechanism is provided on the inner bottom wall of the dyeing tank, one end of the driving mechanism is fixedly connected to the stirring mechanism, an extrusion mechanism is fixedly connected to the upper side wall of the dyeing tank, one end of the driving mechanism is fixedly connected to the extrusion mechanism, and a hot air dryer is fixedly connected to the upper side wall of the dyeing tank located on the right side of the extrusion mechanism;

[0006] The driving mechanism comprises a driving motor fixed to the bottom of the dyeing tank, a main shaft end of the driving motor is fixedly connected to a double groove wheel, one end of the stirring mechanism is fixedly connected to a first transmission wheel, the double groove wheel is transmission-connected to the first transmission wheel through a first transmission belt, one end of the extrusion mechanism is fixedly connected to a second transmission wheel, the double groove wheel is transmission-connected to the second transmission wheel through a second transmission belt;

[0007] The stirring mechanism includes a cover shell fixed to the bottom of the dyeing tank, a first rotating rod is inserted into and rotatably connected to the front side wall of the cover shell, a front end of the first rotating rod is fixedly connected to the first transmission wheel, one end of the first rotating rod extends into the cover shell and is fixedly connected to the first bevel gear, the inner wall of the cover shell is rotatably connected to two laterally arranged second rotating rods through two bearing sleeves, the two second rotating rods have their respective ends close to each other fixedly connected to a second bevel gear meshing with the first bevel gear, and the two second rotating rods have their respective ends far from each other fixedly connected to a third bevel gear, two rotating shafts are inserted into and rotatably connected to the bottom of the dyeing tank, the lower end of the rotating shaft is fixedly connected to a fourth bevel gear meshing with the third bevel gear, and the upper end of the rotating shaft is fixedly connected to a stirring paddle.

[0008] As a further solution of the utility model: wherein, the extrusion mechanism includes a concave shell fixed on the upper side of the dyeing tank, the side wall of the concave shell is inserted and rotatably connected with a rotating pin, one end of the rotating pin is fixedly connected to the second transmission wheel, one end of the rotating pin is fixedly connected to the lower extrusion roller, and a clamping mechanism is provided in the two vertical end side walls of the concave shell, and an upper extrusion roller is rotatably connected between the two clamping mechanisms.

[0009] As a further solution of the utility model: wherein, the clamping mechanism includes a support rod fixed in a concave shell, a sliding sleeve is sleeved and slidably connected on the support rod, a clamping spring is fixedly connected between the sliding sleeve and the inner top wall of the concave shell, and the side wall of the sliding sleeve is rotatably connected to the upper extrusion roller through a rotating member.

[0010] As a further solution of the utility model: wherein, the side wall of the concave shell is provided with an opening, and the opening is rotatably connected to the rotating pin through a bearing member.

[0011] As a further solution of the utility model: wherein, a through hole is opened at the bottom of the dyeing tank, and the through hole is rotatably connected to the rotating shaft through a waterproof bearing.

[0012] As a further solution of the present invention: wherein, a control panel is fixedly connected to the front side wall of the dyeing tank, and the control panel is electrically connected to the driving motor and the hot air dryer respectively.

[0013] As a further solution of the utility model: wherein, a drain valve is provided at the bottom of one side of the dyeing tank.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The knitted fabric dyeing device is provided with a driving mechanism and a stirring mechanism. When the driving motor is started, the double-grooved wheel can be driven to rotate. Since the double-grooved wheel is transmitted to the first transmission wheel through the first transmission belt, the first rotating rod is driven to rotate. Since the first bevel gear is meshed with the two second bevel gears, the two second rotating rods are driven to rotate simultaneously. Since the two third bevel gears are respectively meshed with the two fourth bevel gears, the stirring paddles on the two rotating shafts are driven to rotate simultaneously, the dyeing liquid in the dyeing tank can be stirred to ensure its mixing uniformity, thereby improving the dyeing processing quality.

[0016] 2. The knitted fabric dyeing device is provided with a squeezing mechanism. When the knitted fabric passes between the lower squeezing roller and the upper squeezing roller, when the second transmission wheel rotates, the lower squeezing roller fixed with the rotating pin can be driven to rotate, which can assist the conveying of the knitted fabric during dyeing, making the conveying of the knitted fabric more stable, and the lower squeezing roller and the upper squeezing roller can squeeze the knitted fabric to discharge excess dyeing liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a front view cross-sectional structure diagram of the cover shell of the utility model;

[0019] Figure 3 It is a three-dimensional enlarged structural diagram of the concave shell of the utility model;

[0020] Figure 4 For the utility model Figure 3 Schematic diagram of the left-side cross-sectional structure.

[0021] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0022] 1. Dyeing tank; 2. Support roller; 3. Guide roller; 4. Hot air dryer; 5. Driving motor; 6. Double groove wheel; 7. First transmission wheel; 8. First transmission belt; 9. Second transmission wheel; 10. Second transmission belt; 11. Cover; 12. First rotating rod; 13. First bevel gear; 14. Second rotating rod; 15. Second bevel gear; 16. Third bevel gear; 17. Rotating shaft; 18. Fourth bevel gear; 19. Agitator; 20. Concave shell; 21. Rotating pin; 22. Lower extrusion roller; 23. Upper extrusion roller; 24. Support rod; 25. Sliding sleeve; 26. Clamping spring; 27. Control panel; 28. Drain valve port. DETAILED DESCRIPTION

[0023] See also Figures 1 to 4In the practical embodiment, the knitted fabric dyeing device can be provided with an unwinding machine and a winding machine for conveying the knitted fabric on both sides of the device, including a dyeing tank 1, and support rollers 2 are provided at both ends of the upper side of the dyeing tank 1 to support the conveying of the knitted fabric. The inner wall of the dyeing tank 1 is rotatably connected with three guide rollers 3 arranged in a triangular array to guide and tighten the conveying of the knitted fabric. The bottom of the dyeing tank 1 is fixedly connected with a driving mechanism, and the inner bottom wall of the dyeing tank 1 is provided with a stirring mechanism, one end of the driving mechanism is fixedly connected to the stirring mechanism, the upper side wall of the dyeing tank 1 is fixedly connected with an extrusion mechanism, and one end of the driving mechanism is fixedly connected to the extrusion mechanism. The upper side wall of the dyeing tank 1 located on the right side of the extrusion mechanism is fixedly connected with a hot air dryer 4, which is a prior art and can dry the dyed knitted fabric;

[0024] The driving mechanism comprises a driving motor 5 fixed at the bottom of the dyeing tank 1, a main shaft end of the driving motor 5 is fixedly connected with a double groove wheel 6, one end of the stirring mechanism is fixedly connected with a first transmission wheel 7, the double groove wheel 6 is transmission-connected to the first transmission wheel 7 through a first transmission belt 8, one end of the extrusion mechanism is fixedly connected with a second transmission wheel 9, the double groove wheel 6 is transmission-connected to the second transmission wheel 9 through a second transmission belt 10, and when the driving motor 5 is started to work, the double groove wheel 6 can be driven to rotate, because the double groove wheel 6 is respectively transmitted to the first transmission wheel 7 and the second transmission wheel 9 through the first transmission belt 8 and the second transmission belt 10, the stirring mechanism and the extrusion mechanism can be driven to operate at the same time, the structure is ingenious, the number of motors is saved, and the manufacturing cost is saved;

[0025] The stirring mechanism includes a cover 11 fixed to the bottom of the dyeing tank 1, a first rotating rod 12 is inserted and rotatably connected to the front side wall of the cover 11, a front end of the first rotating rod 12 is fixedly connected to the first transmission wheel 7, one end of the first rotating rod 12 extends into the cover 11 and is fixedly connected to the first bevel gear 13, the inner wall of the cover 11 is rotatably connected to two transversely arranged second rotating rods 14 through two bearing sleeves, the two second rotating rods 14 are fixedly connected to the second bevel gear 15 meshing with the first bevel gear 13 at the ends close to each other, and the two second rotating rods 14 are fixedly connected to the third bevel gear 16 at the ends far from each other, and the bottom of the dyeing tank 1 is inserted and rotatably connected to the first transmission wheel 7. Two rotating shafts 17 are connected, and the lower end of the rotating shaft 17 is fixedly connected to the fourth bevel gear 18 meshing with the third bevel gear 16, and the upper end of the rotating shaft 17 is fixedly connected to the stirring paddle 19. When the first transmission wheel 7 rotates, the first rotating rod 12 is driven to rotate. Since the first bevel gear 13 is meshed with the two second bevel gears 15, the two second rotating rods 14 are driven to rotate at the same time. Since the two third bevel gears 16 are respectively meshed with the two fourth bevel gears 18, the stirring paddles 19 on the two rotating shafts 17 are driven to rotate at the same time, which can stir the dyeing liquid in the dyeing tank 1 to ensure its mixing uniformity, thereby improving the dyeing process quality.

[0026] like Figure 4As shown: the squeezing mechanism includes a concave shell 20 fixed on the upper side of the dyeing tank 1, a rotating pin 21 is inserted into the side wall of the concave shell 20 and rotatably connected, one end of the rotating pin 21 is fixedly connected to the second transmission wheel 9, and one end of the rotating pin 21 is fixedly connected to the lower squeezing roller 22, and a clamping mechanism is provided in the two vertical end side walls of the concave shell 20, and an upper squeezing roller 23 is rotatably connected between the two clamping mechanisms. When the knitted fabric passes between the lower squeezing roller 22 and the upper squeezing roller 23, when the second transmission wheel 9 rotates, the lower squeezing roller 22 fixed to the rotating pin 21 can be driven to rotate, which can play a role in assisting the conveying of the knitted fabric during dyeing, making the conveying of the knitted fabric more stable, and the lower squeezing roller 22 and the upper squeezing roller 23 can squeeze the knitted fabric to discharge excess dyeing liquid.

[0027] like Figure 4 As shown: the pressing mechanism includes a support rod 24 fixed in the concave shell 20, a sliding sleeve 25 is sleeved and slidably connected on the support rod 24, a pressing spring 26 is fixedly connected between the sliding sleeve 25 and the inner top wall of the concave shell 20, and the side wall of the sliding sleeve 25 is rotatably connected to the upper squeezing roller 23 through a rotating member. When the dyed knitted fabric passes between the upper squeezing roller 23 and the lower squeezing roller 22, the elastic effect of the pressing spring 26 can be used to squeeze the knitted fabric and discharge excess dyeing liquid.

[0028] like Figure 4 As shown, a hole is formed on the side wall of the concave shell 20, and the hole is rotatably connected to the rotating pin 21 through a bearing member, so as to facilitate the rotation of the rotating pin 21.

[0029] like Figure 2 As shown: a through hole is opened at the bottom of the dyeing tank 1, and the through hole is rotatably connected to the rotating shaft 17 through a waterproof bearing to prevent water leakage.

[0030] like Figure 1 As shown: the front side wall of the dyeing tank 1 is fixedly connected with a control panel 27, and the control panel 27 is electrically connected to the driving motor 5 and the hot air dryer 4 respectively, which is convenient to operate and has an external power supply. The circuit involved is the existing technology and can be fully implemented by those skilled in the art without further elaboration.

[0031] like Figure 2 As shown: a drain valve 28 is provided at the bottom of one side of the dyeing tank 1 for discharging the dyeing liquid.

[0032] Working principle: When the device is used to dye knitted fabric, the driving motor 5 is started to work, which can drive the double groove wheel 6 to rotate. Since the double groove wheel 6 is respectively driven by the first transmission belt 8 and the second transmission belt 10 and the first transmission wheel 7 and the second transmission wheel 9, the stirring mechanism and the extrusion mechanism can be driven to operate at the same time. The structure is ingenious, the number of motors is saved, and the manufacturing cost is saved.

[0033] When the first transmission wheel 7 rotates, the first rotating rod 12 is driven to rotate. Since the first bevel gear 13 is meshed with the two second bevel gears 15, the two second rotating rods 14 are driven to rotate simultaneously. Since the two third bevel gears 16 are respectively meshed with the two fourth bevel gears 18, the stirring paddles 19 on the two rotating shafts 17 are driven to rotate simultaneously, so as to stir the dyeing liquid in the dyeing tank 1 to ensure its mixing uniformity, thereby improving the dyeing process quality.

[0034] When the knitted fabric passes between the lower squeezing roller 22 and the upper squeezing roller 23, when the second transmission wheel 9 rotates, the lower squeezing roller 22 fixed to the rotating pin 21 can be driven to rotate, which can assist the conveying of the knitted fabric during dyeing, making the conveying of the knitted fabric more stable, and the lower squeezing roller 22 and the upper squeezing roller 23 can squeeze the knitted fabric to discharge excess dyeing liquid.

[0035] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A knitted fabric dyeing device, comprising a dyeing tank (1), characterized in that: Support rollers (2) are provided at both ends of the upper side of the dyeing tank (1); the inner wall of the dyeing tank (1) is rotatably connected to three guide rollers (3) arranged in a triangular array; the bottom of the dyeing tank (1) is fixedly connected to a driving mechanism; the inner bottom wall of the dyeing tank (1) is provided with a stirring mechanism; one end of the driving mechanism is fixedly connected to the stirring mechanism; the upper side wall of the dyeing tank (1) is fixedly connected to an extrusion mechanism; one end of the driving mechanism is fixedly connected to the extrusion mechanism; and the upper side wall of the dyeing tank (1) located on the right side of the extrusion mechanism is fixedly connected to a hot air drying machine (4); The driving mechanism comprises a driving motor (5) fixed at the bottom of the dyeing tank (1); a main shaft end of the driving motor (5) is fixedly connected to a double groove wheel (6); one end of the stirring mechanism is fixedly connected to a first transmission wheel (7); the double groove wheel (6) is transmission-connected to the first transmission wheel (7) via a first transmission belt (8); one end of the extrusion mechanism is fixedly connected to a second transmission wheel (9); the double groove wheel (6) is transmission-connected to the second transmission wheel (9) via a second transmission belt (10); The stirring mechanism comprises a cover (11) fixed to the bottom of the dyeing tank (1), a first rotating rod (12) is inserted into and rotatably connected to the front side wall of the cover (11), a front end of the first rotating rod (12) is fixedly connected to the first transmission wheel (7), one end of the first rotating rod (12) extends into the cover (11) and is fixedly connected to a first bevel gear (13), and the inner wall of the cover (11) is rotatably connected to two transversely arranged second rotating rods (14) via two bearing sleeves, and the two second rotating rods The ends of the two second rotating rods (14) that are close to each other are fixedly connected to a second bevel gear (15) that is meshed with the first bevel gear (13); the ends of the two second rotating rods (14) that are far away are fixedly connected to a third bevel gear (16); two rotating shafts (17) are inserted and rotatably connected to the bottom of the dyeing tank (1); the lower ends of the rotating shafts (17) are fixedly connected to a fourth bevel gear (18) that is meshed with the third bevel gear (16); and the upper ends of the rotating shafts (17) are fixedly connected to a stirring paddle (19).

2. The knitted fabric dyeing device according to claim 1, characterized in that: The squeezing mechanism comprises a concave shell (20) fixed on the upper side of the dyeing tank (1); a rotating pin (21) is inserted into and rotatably connected to the side wall of the concave shell (20); one end of the rotating pin (21) is fixedly connected to the second transmission wheel (9); one end of the rotating pin (21) is fixedly connected to a lower squeezing roller (22); two vertical end side walls of the concave shell (20) are each provided with a clamping mechanism; an upper squeezing roller (23) is rotatably connected between the two clamping mechanisms.

3. The knitted fabric dyeing device according to claim 2, characterized in that: The clamping mechanism comprises a support rod (24) fixed in the concave shell (20), a sliding sleeve (25) is sleeved on and slidably connected to the support rod (24), a clamping spring (26) is fixedly connected between the sliding sleeve (25) and the inner top wall of the concave shell (20), and the side wall of the sliding sleeve (25) is rotatably connected to the upper squeezing roller (23) via a rotating member.

4. The knitted fabric dyeing device according to claim 2, characterized in that: The side wall of the concave shell (20) is provided with an opening, and the opening is rotatably connected to the rotating pin (21) through a bearing member.

5. The knitted fabric dyeing device according to claim 1, characterized in that: A through hole is provided at the bottom of the dyeing tank (1), and the through hole is rotatably connected to the rotating shaft (17) via a waterproof bearing.

6. The knitted fabric dyeing device according to claim 1, characterized in that: A control panel (27) is fixedly connected to the front side wall of the dyeing tank (1), and the control panel (27) is electrically connected to the driving motor (5) and the hot air drying machine (4) respectively.

7. The knitted fabric dyeing device according to claim 1, characterized in that: A drain valve port (28) is provided at the bottom of one side of the dyeing tank (1).

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