CN116926816A

CN116926816A - Dyeing and finishing process of non-woven fabric curtain

Info

Publication number: CN116926816A
Application number: CN202310704251.7A
Authority: CN
Inventors: 施法元
Original assignee: Zhejiang Yuanzheng Cloth Co ltd
Current assignee: Zhejiang Yuanzheng Cloth Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-10-24

Abstract

The invention discloses a dyeing and finishing process for non-woven curtains, which relates to the technical field of curtain production and includes unwinding, electrostatic precipitating, dyeing, roller dehydration, drying, ironing and leveling, and collecting. Specifically, the fabric is released during It enters the electrostatic precipitator unit to remove the dust attached to the surface of the cloth. The dust-removed cloth enters the steam aeration dyeing unit for dyeing. The dyed cloth enters the recycling unit, and a large amount of dye contained in the cloth is removed by roller pressing. liquid, the dehydrated fabric enters the double-type high-efficiency drying unit for rapid drying. The dried fabric enters the double-sided synchronous ironing and leveling unit, where high temperature is used for ironing and leveling. In the dyeing and finishing process of this non-woven curtain, when dyeing and finishing the fabric, the fabric is sequentially subjected to electrostatic precipitating, dyeing, dye liquid roller recovery, drying and ironing and smoothing, achieving a more comprehensive dyeing and finishing of the fabric. Craftsmanship, dyeing and finishing of curtain fabrics of better quality.

Description

Dyeing and finishing process of non-woven fabric curtain

Technical Field

The invention relates to the technical field of curtain production, in particular to a dyeing and finishing process of a non-woven fabric curtain.

Background

According to the technical content of the patent, in order to improve the dyeing uniformity of curtain cloth, a heating coil is arranged in a cylinder body, the heating coil can raise the temperature of dye liquor and is matched with a stirring paddle, so that the deposition of the dye liquor is prevented, in addition, an oxygen supply structure is also arranged, the mode can achieve the purposes of raising the temperature of the dye liquor and preventing deposition, but occupies a larger space in the cylinder, if the gas with the temperature is introduced into the dye cylinder, the temperature raising and the deposition preventing of the dye liquor can be realized by virtue of the aeration disturbance effect of the gas in the dye liquor, and the space occupied in the cylinder can be greatly reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a dyeing and finishing process of a non-woven fabric curtain, which solves the problems of the prior art.

In order to achieve the above purpose, the invention is realized by the following technical scheme: a dyeing and finishing process of a non-woven fabric curtain comprises the following steps:

discharging: the non-woven fabric roll which is to be dyed and finished and used for manufacturing the curtain is arranged on an unreeling machine and released through the unreeling machine;

and (3) electrostatic dust removal: the cloth enters an electrostatic dust removing unit when released, and dust attached to the surface of the cloth is removed;

dyeing: the cloth after dust removal enters a steam aeration dyeing unit for dyeing, wherein the steam aeration dyeing unit heats dye liquor by utilizing high-temperature steam, and the high-temperature steam is continuously introduced during dyeing to perform aeration so as to prevent uneven dyeing caused by dye liquor deposition;

and (3) rolling and dehydrating: the dyed cloth enters a recycling unit, and a large amount of dye liquor contained in the cloth is removed by utilizing a rolling mode;

and (3) drying: the dehydrated cloth enters a double-type efficient drying unit for quick drying;

ironing and leveling: the dried cloth enters a double-sided synchronous ironing and leveling unit, and is ironed and leveled by high temperature;

and (3) material collection: and collecting the flattened cloth by a winding machine.

Further, the electrostatic dust removal unit includes the dust removal case, the inside hollow dust absorption box that is installed to the bottom of dust removal case, the dust absorption hole has been seted up to the upper surface of dust absorption box, two get rid of the static ion stick are installed to the inside of dust removal case and the top that is located the dust absorption box, and the cloth passes through between two get rid of the static ion stick, the gas outlet of dust absorption box is connected with the dirt gas conveyer pipe, the gas outlet of dirt gas conveyer pipe is connected with the air exhauster, the end of giving vent to anger of air exhauster is connected with dirt gas filtration separation case.

Further, the steam aeration dyeing unit comprises a dyeing tank, a roller shaft group is arranged in the dyeing tank, an air pipe conveying net is arranged at the bottom end of the dyeing tank, aeration spray heads are arranged at each node of the air pipe conveying net, the aeration ends of the aeration spray heads extend to the inside of the dyeing tank, and the air inlet ends of the air pipe conveying net are connected with a steam generator.

Further, the recycling unit comprises a collecting box, the dye liquor collected in the collecting box returns to the dyeing pond again through a first section of return pipe, a pump body and a second section of return pipe which are sequentially connected in series, and a rolling wringing mechanism for squeezing residual dye liquor of cloth is arranged on the collecting box.

Further, the roll-in wringing mechanism is including installing two bases in the collecting box outside, rotates jointly between two bases and is connected with initiative roller, no. two initiative rollers, initiative roller, no. two initiative rollers are driven through the gear train by driving motor, the mount pad is installed on the top of base, the inside fixed mounting of mount pad has pneumatic cylinder, movable mounting to have the movable seat, the flexible end and the movable seat of pneumatic cylinder are connected, two the inside of movable seat rotates jointly and is connected with driven roller.

Further, the first driving roll shaft, the second driving roll shaft and the second driving roll shaft are distributed in a tangential mode, and cloth passes through the first driving roll shaft, the second driving roll shaft and the second driving roll shaft.

Further, the high-efficient stoving unit of two types includes the stoving case, the side direction gas blowing board is installed to the inside both sides of stoving case, gas pocket A has been seted up to the inboard of side direction gas blowing board, the inside cavity of side direction gas blowing board, and rotate jointly between two side direction gas blowing boards and be connected with a plurality of inside also for hollow stoving roller, the inside of stoving roller communicates with the inside of side direction gas blowing board, a plurality of gas pockets B have been seted up on the surface of stoving roller, the side direction gas blowing board is connected with the end of giving vent to anger of air-blower through the gas-supply pipe, the inlet end of air-blower is connected with air heating mechanism.

Further, the air heating mechanism comprises a heating box, the top of heating box is connected with the apron that admits air, and the inside sliding connection of heating box has the filter screen frame of a plurality of vertical distribution, and the inside of every filter screen frame all is connected with the air filter screen, a plurality of ventilative backup pad, electric heating pipe are installed to the inside of heating box and the below that is located the filter screen frame, ventilative backup pad and electric heating pipe crisscross distribution.

Further, the double-sided synchronous ironing and leveling unit comprises an ironing box, wherein an upper ironing mechanism and a lower ironing mechanism with the same structure are respectively and correspondingly arranged on the upper part and the lower part of the ironing box, and cloth passes through the space between the upper ironing mechanism and the lower ironing mechanism.

Further, go up ironing mechanism including installing the mounting bracket on ironing the case, the inside sliding connection of mounting bracket has the pull rod, and the inside of mounting bracket is located the both sides sliding connection of pull rod and has the guide bar, the outside of guide bar is fixed with the spacing ring, and the outside cover of guide bar is equipped with the spring, the spring is located between mounting bracket and the spacing ring, the bottom of pull rod, guide bar is connected with the heat insulating board jointly, the bottom of heat insulating board is connected with the electrical heating board.

The invention provides a dyeing and finishing process of a non-woven fabric curtain. Compared with the prior art, the method has the following beneficial effects:

according to the dyeing and finishing process of the non-woven fabric curtain, when a dyeing pond is designed, a mode of injecting high-temperature steam into the pond is adopted, one high-temperature steam can transfer heat to the dye liquor, the dye liquor is promoted to be heated, the dye liquor can be disturbed by injecting two gases, solute deposition of the dye liquor is prevented, the structure and mode that the dye liquor is electrically heated and stirred by the stirring paddle and oxygen supply are adopted in the prior art are replaced, three-in-one functions are realized, and the space of the dyeing pond occupied in the prior art is greatly reduced.

According to the dyeing and finishing process of the non-woven fabric curtain, before the cloth is dyed, dust attached to the surface of the cloth can be removed through the electrostatic dust removing unit, and the dyeing quality of the curtain cloth can be further improved during subsequent dyeing.

According to the dyeing and finishing process of the non-woven fabric curtain, after the curtain cloth is dyed, residual dye liquor of the curtain cloth can be extruded through the recycling unit, so that the subsequent drying efficiency can be greatly improved, and the extruded dye liquor can flow back to the dyeing pond to avoid waste.

According to the dyeing and finishing process of the non-woven fabric curtain, when the dyed fabric is dried, the lateral blowing structure is not only arranged, air can be blown to the curtain fabric from the side face, but also the structure that the air can be blown outwards from the inside of the roll shaft is arranged, and the roll shaft is in unique contact with the curtain fabric, so that the drying efficiency can be greatly improved.

According to the dyeing and finishing process of the non-woven fabric curtain, before material collection, a structure for ironing and leveling the dried curtain cloth is arranged, so that the finished curtain cloth cannot be wrinkled, and the delivery quality of the curtain cloth is improved.

Drawings

FIG. 1 is a flow chart of the present invention;

FIG. 2 is a schematic view of the apparatus of the present invention;

FIG. 3 is a schematic diagram showing an exploded structure of the electrostatic precipitator unit according to the present invention;

FIG. 4 is a schematic diagram showing an exploded structure of a steam aeration dyeing unit according to the present invention;

FIG. 5 is a schematic diagram showing an exploded structure of the recycling unit according to the present invention;

FIG. 6 is a schematic view of a roller squeezing mechanism according to the present invention;

FIG. 7 is a schematic diagram showing an exploded structure of a dual-type efficient drying unit according to the present invention;

FIG. 8 is a schematic diagram of an exploded construction of an air heating mechanism according to the present invention;

FIG. 9 is a schematic view showing an exploded structure of the double-sided synchronous ironing and leveling unit in the present invention;

FIG. 10 is a schematic view of the structure of the ironing mechanism in the present invention;

fig. 11 is a half cross-sectional view of the present invention.

In the figure: 1. an unreeling machine; 2. an electrostatic dust removal unit; 21. a dust removal box; 22. a dust collection box; 23. dust collection holes; 24. a static electricity removing ion bar; 25. a dust gas conveying pipe; 26. an exhaust fan; 27. a dust-gas filtering and separating box; 3. a steam aeration dyeing unit; 31. a dyeing pool; 32. a roller set; 33. an air pipe conveying net; 34. an aeration spray head; 35. a steam generator; 4. a recycling unit; 41. a collection box; 42. a section return pipe; 43. a pump body; 44. a rolling wringing mechanism; 441. a base; 442. a first driving roll shaft; 443. a mounting base; 444. a hydraulic cylinder; 445. a movable seat; 446. a driven roll shaft; 447. a second driving roll shaft; 448. a gear set; 449. a driving motor; 45. a two-section return pipe; 5. a double-type efficient drying unit; 51. a drying box; 52. a lateral blowing plate; 53. an air hole A; 54. a drying roll shaft; 55. an air hole B; 56. a gas pipe; 57. a blower; 58. an air heating mechanism; 581. a heating box; 582. an air inlet cover plate; 583. a screen frame; 584. an air filter screen; 585. a ventilation support plate; 586. an electric heating tube; 6. a double-sided synchronous ironing and leveling unit; 61. a top ironing mechanism; 611. a mounting frame; 612. a pull rod; 613. a guide rod; 614. a limiting ring; 615. a spring; 616. a heat insulating plate; 617. an electric heating plate; 62. a lower ironing mechanism; 63. ironing box; 7. and a winding machine.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-2, the present invention provides a technical solution: a dyeing and finishing process of a non-woven fabric curtain comprises the following steps:

discharging: the non-woven fabric roll which is to be dyed and finished and is used for manufacturing curtains is arranged on an unreeling machine 1 and released through the unreeling machine 1;

and (3) electrostatic dust removal: the cloth enters the electrostatic dust collection unit 2 when released, and dust attached to the surface of the cloth is removed;

dyeing: the cloth after dust removal enters a steam aeration dyeing unit 3 for dyeing, the steam aeration dyeing unit 3 heats the dye liquor by using high-temperature steam, and the high-temperature steam is continuously introduced during dyeing to perform aeration, so that uneven dyeing caused by dye liquor deposition is prevented;

and (3) rolling and dehydrating: the dyed cloth enters a recycling unit 4, and a large amount of dye liquor contained in the cloth is removed by a rolling mode;

and (3) drying: the dehydrated cloth enters a double-type efficient drying unit 5 for quick drying;

ironing and leveling: the dried cloth enters a double-sided synchronous ironing and leveling unit 6, and is ironed and leveled by high temperature;

and (3) material collection: the flattened cloth is collected by a winding machine 7.

Referring to fig. 3, the electrostatic dust removing unit 2 includes a dust removing box 21, a hollow dust collecting box 22 is installed at the bottom end of the dust removing box 21, dust collecting holes 23 are formed on the upper surface of the dust collecting box 22, two electrostatic ion removing bars 24 are installed inside the dust removing box 21 and above the dust collecting box 22, cloth passes between the two electrostatic ion removing bars 24, a dust gas conveying pipe 25 is connected to the air outlet of the dust collecting box 22, an exhaust fan 26 is connected to the air outlet of the dust gas conveying pipe 25, and a dust gas filtering and separating box 27 is connected to the air outlet end of the exhaust fan 26.

When the electrostatic dust removing unit 2 works, the dust attached to the surface of the cloth is separated from the cloth when the cloth passes through the static ion removing rods 24, and falls on the surface of the dust collecting box 22, meanwhile, the negative pressure generated by the exhaust fan 26 forms air flow, the air flow takes away the dust on the surface of the dust collecting box 22 through the dust collecting holes 23 and is conveyed to the dust and gas filtering and separating box 27 through the dust and gas conveying pipe 25, clean air is discharged from the dust and gas filtering and separating box 27 after being filtered by the dust and gas filtering and separating box 27, and the dust is remained in the dust and gas filtering and separating box 27, so that the purpose of electrostatic dust removing is realized.

Referring to fig. 4, the steam aeration dyeing unit 3 includes a dyeing tank 31, a roller set 32 is installed in the dyeing tank 31, an air pipe conveying net 33 is installed at the bottom end of the dyeing tank 31, an aeration nozzle 34 is installed at each node of the air pipe conveying net 33, an aeration end of the aeration nozzle 34 extends to the inside of the dyeing tank 31, and an air inlet end of the air pipe conveying net 33 is connected with a steam generator 35.

During operation of the steam aeration dyeing unit 3, dye liquor is poured into the dyeing tank 31, the liquid level is required to be higher than the maximum height of the roller shaft group 32, cloth sequentially passes through the roller shaft group 32 during dyeing, and is dyed during passing, a large amount of steam is continuously generated by the steam generator 35 and is conveyed to the air pipe conveying net 33 during dyeing, and the steam is conveyed to the dye liquor through the aeration spray nozzle 34.

Referring to fig. 5, the recycling unit 4 includes a collecting tank 41, the dye liquor collected in the collecting tank 41 returns to the dyeing tank 31 through a first section return pipe 42, a pump body 43 and a second section return pipe 45 which are sequentially connected in series, and a rolling wringing mechanism 44 for squeezing residual dye liquor of cloth is installed on the collecting tank 41.

When the recycling unit 4 works, a large amount of dye liquor is contained in dyed cloth, if the dyed cloth is not extruded and recycled, the dyed cloth is directly dried, on one hand, the dye liquor is wasted, on the other hand, the time required for drying is long, the electric energy is consumed, and the production cost is increased, therefore, before drying, the cloth is extruded once, the dye liquor in the cloth is extruded out and falls into the collecting box 41, and then the dye liquor returns to the dyeing tank 31 again through the first section of return pipe 42, the pump body 43 and the second section of return pipe 45.

Referring to fig. 6, the rolling wringing mechanism 44 includes two bases 441 mounted on the outer side of the collecting box 41, a first driving roller 442 and a second driving roller 447 are connected between the two bases 441 in a rotation manner, the first driving roller 442 and the second driving roller 447 are driven by a driving motor 449 through a gear set 448, a mounting seat 443 is mounted on the top end of the base 441, a hydraulic cylinder 444 and a movable seat 445 are fixedly mounted in the mounting seat 443, a telescopic end of the hydraulic cylinder 444 is connected with the movable seat 445, a driven roller 446 is connected in a rotation manner in the two movable seats 445, the first driving roller 442, the driven roller 446 and the second driving roller 447 are distributed in a tangential manner, and cloth passes through the first driving roller 442, the driven roller 446 and the second driving roller 447.

When the rolling wringing mechanism 44 works, cloth passes through gaps among the first driving roll shaft 442, the second driving roll shaft 446 and the second driving roll shaft 447, the hydraulic cylinder 444 stretches to push the movable seat 445 and the second driving roll shaft 446 to move downwards, the second driving roll shaft 447 is matched with the first driving roll shaft 442 and the second driving roll shaft 447, extrusion force can be generated on the cloth, and accordingly dye liquor contained in the cloth is extruded when the cloth moves.

Referring to fig. 7, the dual-type efficient drying unit 5 includes a drying box 51, lateral blowing plates 52 are installed on two sides of the inside of the drying box 51, air holes a53 are formed in the inner sides of the lateral blowing plates 52, the inside of the lateral blowing plates 52 is hollow, a plurality of drying roll shafts 54 which are hollow in the inside are connected between the two lateral blowing plates 52 in a rotating manner, the inside of the drying roll shafts 54 is communicated with the inside of the lateral blowing plates 52, a plurality of air holes B55 are formed in the surface of the drying roll shafts 54, the lateral blowing plates 52 are connected with an air outlet end of an air blower 57 through an air pipe 56, and an air inlet end of the air blower 57 is connected with an air heating mechanism 58.

The dual-type high-efficiency drying unit 5 has two synchronous drying types when in operation, one is that generated hot air is injected into the lateral blowing plate 52 through the blower 57, hot air is blown to cloth by the lateral blowing plate 52 to dry the cloth, and the other is that the hot air is injected into the drying roller shaft 54 while being blown out from the lateral blowing plate 52, and the drying roller shaft 54 is in direct contact with the cloth, so that the blown hot air can directly act on the cloth, and the drying efficiency and effect are better.

Referring to fig. 8, the air heating mechanism 58 includes a heating box 581, an air inlet cover plate 582 is connected to a top end of the heating box 581, a plurality of vertically distributed filter screen frames 583 are slidably connected in the heating box 581 (the filter screen frames 583 can be pulled out to replace the filter screens), an air filter screen 584 is connected in each filter screen frame 583, a plurality of air-permeable support plates 585 and electric heating pipes 586 are installed in the heating box 581 and below the filter screen frames 583, and the air-permeable support plates 585 and the electric heating pipes 586 are distributed in a staggered manner.

When the air heating mechanism 58 works, external air enters the heating box 581, passes through a plurality of layers of air filter screens 584 with gradually smaller apertures in sequence, dust in the air is filtered step by step, clean air enters the bottom of the heating box 581, the electric heating pipe 586 heats the air, and then the air is pumped away.

Referring to fig. 9, the double-sided synchronous ironing and leveling unit 6 includes an ironing box 63, and upper and lower ironing mechanisms 61 and 62 having the same structure are respectively and correspondingly installed on the upper and lower parts of the ironing box 63, and cloth passes between the upper and lower ironing mechanisms 61 and 62.

When the double-sided synchronous ironing and leveling unit 6 works, cloth passes through the upper ironing mechanism 61 and the lower ironing mechanism 62, and the dried cloth can be ironed under the heating effect, so that the cloth is leveled.

Referring to fig. 10, the upper ironing mechanism 61 includes a mounting frame 611 mounted on the ironing box 63, a pull rod 612 is slidably connected in the mounting frame 611, guide rods 613 are slidably connected in the mounting frame 611 and are located on two sides of the pull rod 612, a limiting ring 614 is fixed on the outer portion of the guide rods 613, springs 615 are sleeved outside the guide rods 613 (in a compressed state all the time in a normal state), the springs 615 are located between the mounting frame 611 and the limiting ring 614, heat insulation boards 616 are connected to the bottom ends of the pull rod 612 and the guide rods 613 together, and an electric heating plate 617 is connected to the bottom ends of the heat insulation boards 616 (the electric heating plate 617 can be controlled by a controller and is in a constant temperature state).

When the upper ironing mechanism 61 and the lower ironing mechanism 62 work, the pull rod 612 is pulled to enable the guide rod 613, the limiting ring 614, the thermal insulation plate 616 and the electric heating plate 617 to move upwards synchronously, the spring 615 is enabled to be compressed further, at the moment, cloth is enabled to pass through the space between the upper ironing mechanism 61 and the lower ironing mechanism 62, then the pull rod 612 is loosened, the spring 615 is reset, but is still in a compressed state, the reaction force enables the cloth to be slightly clamped, the surface of the cloth is attached to the electric heating plate 617, and ironing and leveling of the cloth are achieved while the cloth moves.

In summary, the dyeing and finishing process of the non-woven fabric curtain of the embodiment sequentially performs electrostatic dust removal, dyeing, dye liquor rolling recovery, drying and ironing leveling on the cloth when dyeing and finishing the cloth, thereby realizing a more comprehensive dyeing and finishing process of the cloth and ensuring better quality of the dyed curtain cloth.

Claims

1. The dyeing and finishing process of the non-woven fabric curtain is characterized by comprising the following steps of:

discharging: the non-woven fabric roll which is to be dyed and finished and is used for manufacturing the curtain is arranged on an unreeling machine (1) and released through the unreeling machine (1);

and (3) electrostatic dust removal: the cloth enters an electrostatic dust collection unit (2) when released, and dust attached to the surface of the cloth is removed;

dyeing: the cloth after dust removal enters a steam aeration dyeing unit (3) for dyeing, the steam aeration dyeing unit (3) heats dye liquor by utilizing high-temperature steam, and the high-temperature steam is continuously introduced during dyeing to perform aeration so as to prevent uneven dyeing caused by dye liquor deposition;

and (3) rolling and dehydrating: the dyed cloth enters a recycling unit (4), and a large amount of dye liquor contained in the cloth is removed by a rolling mode;

and (3) drying: the dehydrated cloth enters a double-type efficient drying unit (5) for quick drying;

ironing and leveling: the dried cloth enters a double-sided synchronous ironing and leveling unit (6) and is ironed and leveled by high temperature;

and (3) material collection: the flattened cloth is collected by a winding machine (7).

2. Dyeing and finishing process of a non-woven fabric curtain according to claim 1, characterized in that the electrostatic dust collection unit (2) comprises a dust collection box (21), a dust collection box (22) with a hollow inside is installed at the bottom end of the dust collection box (21), dust collection holes (23) are formed in the upper surface of the dust collection box (22), two electrostatic ion removal bars (24) are installed inside the dust collection box (21) and above the dust collection box (22), cloth passes between the two electrostatic ion removal bars (24), a dust gas conveying pipe (25) is connected to a gas outlet of the dust collection box (22), an exhaust fan (26) is connected to a gas outlet of the dust gas conveying pipe (25), and a dust gas filtering separation box (27) is connected to a gas outlet end of the exhaust fan (26).

3. Dyeing and finishing process of non-woven fabric curtain according to claim 1, characterized in that the steam aeration dyeing unit (3) comprises a dyeing tank (31), wherein a roll shaft group (32) is installed in the dyeing tank (31), an air pipe conveying net (33) is installed at the bottom end of the dyeing tank (31), an aeration spray head (34) is installed at each node of the air pipe conveying net (33), the aeration end of the aeration spray head (34) extends to the inside of the dyeing tank (31), and the air inlet end of the air pipe conveying net (33) is connected with a steam generator (35).

4. Dyeing and finishing process of non-woven fabric curtain according to claim 1, characterized in that the recycling unit (4) comprises a collecting box (41), the dye liquor collected in the collecting box (41) returns to the dyeing pond (31) through a first section of return pipe (42), a pump body (43) and a second section of return pipe (45) which are sequentially connected in series, and a rolling wringing mechanism (44) for squeezing residual dye liquor of cloth is arranged on the collecting box (41).

5. The dyeing and finishing process of a non-woven fabric curtain according to claim 4, wherein the rolling wringing mechanism (44) comprises two bases (441) arranged on the outer side of the collecting box (41), a first driving roller shaft (442) and a second driving roller shaft (447) are connected between the two bases (441) in a rotating mode, the first driving roller shaft (442) and the second driving roller shaft (447) are driven by a driving motor (449) through a gear set (448), a mounting seat (443) is arranged at the top end of the base (441), a hydraulic cylinder (444) is fixedly arranged in the mounting seat (443), a movable seat (445) is movably arranged in the mounting seat, the telescopic end of the hydraulic cylinder (444) is connected with the movable seat (445), and a driven roller shaft (446) is connected in a rotating mode in the two movable seats (445).

6. The dyeing and finishing process of a non-woven fabric curtain according to claim 5, wherein the first driving roll shaft (442), the second driving roll shaft (446) and the second driving roll shaft (447) are tangentially distributed, and the fabric passes through the first driving roll shaft (442), the second driving roll shaft (446) and the second driving roll shaft (447).

7. The dyeing and finishing process of the non-woven fabric curtain according to claim 1, wherein the double-type efficient drying unit (5) comprises a drying box (51), lateral blowing plates (52) are arranged on two sides of the inside of the drying box (51), air holes A (53) are formed in the inner sides of the lateral blowing plates (52), a plurality of drying roll shafts (54) which are hollow in the inside are connected between the two lateral blowing plates (52) in a rotating mode, the inside of each drying roll shaft (54) is communicated with the inside of each lateral blowing plate (52), a plurality of air holes B (55) are formed in the surface of each drying roll shaft (54), the lateral blowing plates (52) are connected with the air outlet ends of air blowers (57) through air conveying pipes (56), and the air inlet ends of the air blowers (57) are connected with air heating mechanisms (58).

8. The dyeing and finishing process of a non-woven fabric curtain according to claim 7, wherein the air heating mechanism (58) comprises a heating box (581), an air inlet cover plate (582) is connected to the top end of the heating box (581), a plurality of vertically distributed filter screen frames (583) are connected to the inside of the heating box (581) in a sliding manner, an air filter screen (584) is connected to the inside of each filter screen frame (583), a plurality of ventilation support plates (585) and electric heating pipes (586) are arranged inside the heating box (581) and below the filter screen frames (583), and the ventilation support plates (585) and the electric heating pipes (586) are distributed in a staggered manner.

9. Dyeing and finishing process of non-woven fabric curtains according to claim 1, characterized in that the double-sided synchronous ironing and leveling unit (6) comprises an ironing box (63), wherein an upper ironing mechanism (61) and a lower ironing mechanism (62) with the same structure are respectively and correspondingly arranged at the upper part and the lower part of the ironing box (63), and cloth passes through between the upper ironing mechanism (61) and the lower ironing mechanism (62).

10. Dyeing and finishing process of non-woven fabric curtain according to claim 9, characterized in that the upper ironing mechanism (61) comprises a mounting frame (611) mounted on the ironing box (63), wherein the inside of the mounting frame (611) is slidably connected with a pull rod (612), guide rods (613) are slidably connected to the two sides of the pull rod (612) inside the mounting frame (611), a limiting ring (614) is fixed to the outside of the guide rods (613), a spring (615) is sleeved on the outside of the guide rods (613), the spring (615) is located between the mounting frame (611) and the limiting ring (614), the bottom ends of the pull rod (612) and the guide rods (613) are jointly connected with a thermal insulation plate (616), and the bottom end of the thermal insulation plate (616) is connected with an electric heating plate (617).