CN111621946A

CN111621946A - High-color-fastness cotton cloth printing and dyeing device and process thereof

Info

Publication number: CN111621946A
Application number: CN202010513381.9A
Authority: CN
Inventors: 不公告发明人
Original assignee: Chongqing Zhixiang Technology Co ltd
Current assignee: Tongxiang Rongxiang Dyeing And Finishing Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-04
Anticipated expiration: 2040-06-08
Also published as: CN111621946B

Abstract

The invention relates to the technical field of textile cotton cloth printing and dyeing, in particular to a high-color-fastness cotton cloth printing and dyeing device and a process thereof, wherein the device comprises a bottom plate and a dyeing box, discharge holes and feed holes are formed in the left end and the right end of the upper surface of the dyeing box, a guide-in roller and a guide-out roller are arranged on the upper surface of the dyeing box positioned on the left side of the discharge holes and the right side of the feed holes, and a first dip-dyeing roller and a second dip-dyeing roller are arranged on the top wall of the dyeing box positioned; according to the invention, the reciprocating motion of the sealing piston in the piston cylinder is realized through the linkage of the driving motor, the turntable, the movable plate and other components, the air outlet pipes at the left end and the right end of the dyeing box are sequentially provided with air at intervals, the dyeing liquid in the dyeing box is also turned left and right, the problem of poor dyeing effect caused by the sedimentation of the dyeing liquid can be effectively prevented, and then the dyeing liquid is subjected to color fixation treatment through acetic acid-prone steam after the dyeing liquid is finished, so that the color fastness of the dyeing liquid can be greatly improved, and the effect is excellent.

Description

High-color-fastness cotton cloth printing and dyeing device and process thereof

Technical Field

The invention relates to the technical field of textile cotton cloth printing and dyeing, in particular to a high-color-fastness cotton cloth printing and dyeing device and a process thereof.

Background

The cloth dyeing is a relatively complex process, the processes for dyeing cloth with different qualities are different, and the general directions of the processes are spray dyeing and dip dyeing, while the dyeing and printing of the cotton cloth are generally carried out by adopting a dip dyeing mode, wherein the dip dyeing mode comprises pad dyeing, jig dyeing and high-temperature high-pressure dyeing, the tie dyeing efficiency is high, the equipment energy consumption is low, but the dyeing effect on the cotton cloth is poor, the dyeing quality problem is easy to occur, the high-temperature high-pressure dyeing efficiency is low, and the equipment energy consumption is high, so the jig dyeing is the optimal mode for dyeing and printing the cotton cloth. Traditional dye jigging is to walk around the dip roll that dips in the dyeing liquor with the cotton to reach the effect of dyeing, but traditional dye jigging equipment is when dyeing, and its inside dyeing liquor is in quiescent condition basically, and its dyeing liquor is not in the developments for a long time and leads to the cotton dyeing inhomogeneous easily, and in addition, traditional dyeing apparatus is direct to get into the dyestuff case, has the inhomogeneous granule of size in the dyeing liquor, if it is even not grinding it, can influence the colour fastness after the dyeing cotton dyeing.

For example, the invention with the patent number of CN109183315A discloses a cloth printing and dyeing device, which comprises a base, a driving component, a lifting cylinder, a dye container, a pressing component, a cloth collecting component and a drying component, wherein the lifting cylinder can be lifted to occupy the volume in a square box; this cloth printing and dyeing device is exactly traditional jig dyeing equipment, and it has reduced the use amount of dyestuff though can rise the liquid level, but the dyeing liquor in the dyeing case is in static state at the dyeing in-process always, can't solve the inhomogeneous problem of cotton dyeing to lead to the relatively poor problem of colour fastness after the dyeing easily. Therefore, in order to overcome the above disadvantages of the conventional printing device, it is an object of the present invention to provide a cotton printing device and a cotton printing process, which can improve the uniformity of dyeing and can improve the color fastness after dyeing.

Disclosure of Invention

The invention aims to overcome the defects of the traditional cloth printing and dyeing device and designs a cotton cloth printing and dyeing device with high color fastness and a process thereof to solve the defects of the printing and dyeing device.

The invention is realized by the following technical scheme:

a cotton cloth printing and dyeing device with high color fastness comprises a bottom plate and a dyeing box, wherein support legs are arranged on the lower surface of the dyeing box and fixed at the right end of the upper surface of the bottom plate, discharge ports and feed ports are formed in the left end and the right end of the upper surface of the dyeing box, a guide-in roller and a guide-out roller are arranged on the upper surface of the dyeing box on the left side and the right side of the discharge ports, a first dip-dyeing roller and a second dip-dyeing roller are arranged on the top wall of the dyeing box between the discharge ports and the feed ports, a first piston cylinder and a second piston cylinder which are in mirror symmetry are arranged right below the dyeing box, sealing pistons are arranged on the inner walls of the first piston cylinder and the second piston cylinder, a piston rod is connected between the two sealing pistons together, a movable strip is connected to the middle section of the piston rod, the movable strip is vertically arranged between the movable strip, the two support legs positioned at the rear side of the dyeing box are provided with bulges, a slide bar is connected between the two bulges, the slide bar penetrates through a slide hole to be arranged, a driving motor is arranged below one end part of the slide bar, an output shaft of the driving motor is connected with a rotary table, a non-circle center part on the upper surface of the rotary table is rotatably connected with a movable rod, the end part of the movable rod is rotatably connected with the lower surface of the outer end connected with a movable strip, a vertical air pipe parallel to the left side surface and the right side surface of the dyeing box is connected with a first piston cylinder and a second piston cylinder, the upper end of the vertical air pipe is connected with an air inlet pipe, a first check valve is arranged on the air inlet pipe, an air outlet pipe is connected on the inner side surface of the vertical air pipe, a second check valve is arranged on the air outlet pipe, and the end part, a dyeing liquid feeding port is formed in the rear side surface of the dyeing box, and a dyeing liquid fine processing device is connected to the dyeing liquid feeding port;

be located the left bottom plate upper surface of dyeing case is provided with the steam chest, be provided with resistance heating wire on the diapire of steam chest, evenly seted up steam on the roof of steam chest and seted up steam and portal, four corners of steam chest upper surface are provided with the stand, the upper end of stand is connected with the steam and prevents the board that looses, the leading flank of steam chest is provided with control panel.

As a further setting of the above scheme, the dyeing liquid fine processing device comprises a grinding box, a grinding cavity is arranged in the grinding box, the grinding cavity is divided into a cylindrical section and an inverted circular table section, a grinding block is arranged in the grinding cavity, the grinding block is sequentially divided into the circular table block, the cylindrical block and the inverted circular table block from top to bottom, a grinding motor is arranged on the upper surface of the grinding box, the output end of the grinding motor stretches into the inside of the grinding cavity to be connected with the grinding block, a feeding hopper is arranged at the upper end of the side surface of the grinding box, and a liquid guide channel communicated with a dyeing liquid feeding port is connected to the lower end of the grinding box.

As a further arrangement of the scheme, the grinding gaps among the cylindrical block, the inverted circular truncated cone block, the cylindrical section and the inverted circular truncated cone section are not more than 1.5 mm.

As a further arrangement of the above scheme, an inflation pipe is arranged on the vertical air pipe below the air outlet pipe, an air valve is arranged on the inflation pipe, a third one-way valve is arranged on the inflation pipe on the left side of the air valve, the end part of the inflation pipe extends into the dyeing box, and a balloon is connected to the end part of the inflation pipe.

As the further setting of above-mentioned scheme, the dyeing case upper surface that is located directly over first dip-dye roller and the second dip-dye roller is provided with the U-shaped frame, the spout has been seted up on the both sides inner wall of U-shaped frame, both sides be provided with the movable plate between the spout, the lower surface of movable plate is connected with the montant, the lower extreme of montant stretches into the dyeing incasement portion and is connected with first dip-dye roller or the second dip-dye roller that corresponds, the threaded hole is seted up to the upper surface of U-shaped frame, the spiro union has the lead screw in the screw hole, the upper end of lead screw is connected with the rocking disc, the lower extreme and the movable plate swing joint of lead screw.

The bottom wall of the dyeing box is provided with a resistance heating block, and the front side surface of the dyeing box is provided with a thermometer.

As a further arrangement of the scheme, a liquid level meter is arranged on the front side surface of the dyeing box.

As a further arrangement of the scheme, a conical cover is arranged at the top end of the air inlet pipe close to one side of the steam box.

A printing and dyeing process utilizing the cotton cloth printing and dyeing device with high color fastness comprises the following steps:

s1: the cotton cloth to be dyed sequentially bypasses a guide-in roller, a first dip-dyeing roller, a second dip-dyeing roller and a guide-out roller through a traction device, crude dyeing liquid is injected into a dyeing liquid fine processing device, a grinding motor is started to finely grind the crude dyeing liquid, and then the coarse dyeing liquid is added into a dyeing box through a dyeing liquid inlet;

s2: starting a resistance heating block on the bottom wall of the dyeing box to heat the dyeing solution to 35-42 ℃, starting a driving motor at the same time, and intermittently blowing air at the end parts of two air outlet pipes under the action of the driving motor so as to drive the dyeing solution in the dyeing box to turn left and right;

s3: adding acetic acid solution into the steam box, starting the resistance heating wire to heat the acetic acid solution, and allowing steam generated in the resistance heating wire to emerge from the steam outlet;

s4: the dyed cotton cloth passes through the upper surface of the steam outlet hole through the traction device and is finally wound on the winding roller.

In a further configuration of the above aspect, the concentration of the acetic acid solution is 12% to 20%.

As a further arrangement of the scheme, the winding speed of the traction cotton cloth of the traction device is 4-6 m/min.

Has the advantages that:

1. compared with the prior art, when cotton cloth enters dyeing liquid in the dyeing box by bypassing the first dip dyeing roller and the second dip dyeing roller, the driving motor drives the turntable to rotate, the moving strip reciprocates between the first piston cylinder and the second piston cylinder according to the principle of a crank rocker and the limiting action of the slide rod, when the moving strip moves to the first piston cylinder, air in the first piston cylinder cannot be discharged from the air inlet pipe due to the action of the first one-way valve, and at the moment, the second one-way valve can discharge compressed air in the piston cylinder from the air outlet pipe, so that the dyeing liquid in the dyeing box is blown and surged to the other side; meanwhile, the first one-way valve can be used for air inlet in the second piston cylinder, and the second one-way valve is in a sealing state, so that the interior of the second piston cylinder is inflated; reciprocating motion is realized in the linkage nature of parts such as driving motor, carousel, movable plate to can make the outlet duct at both ends about the dyeing case give vent to anger in proper order the compartment type, also turn about the dyeing liquor of dyeing incasement portion, can effectively prevent that the dyeing liquor from subsiding, cause the not good problem of dyeing effect, then carry out the fixation through the easy steam of acetic acid to it after finishing and handle, can greatly improve the colour fastness of dyeing liquor, its effect is excellent.

2. The added crude dyeing solution can be finely ground, so that the dyeing solution added into the dyeing box is ensured to be the dyeing solution with uniform color and size; in addition, when dyeing is finished quickly, when the dyeing liquid in the dyeing box is insufficient, the dyeing liquid does not need to be increased continuously, the air valve on the inflating pipe is opened at the moment, partial gas can be flushed into the balloon in the process of piston movement, so that the volume of the balloon is increased, the liquid level of the dyeing liquid rises, the effect that the dyeing can be met without increasing the dyeing liquid is achieved, the energy-saving effect is excellent, and the dyeing cost is greatly reduced.

3. The invention also designs another scheme which can effectively solve the problem that dyeing can be carried out without adding dyeing liquid when dyeing is finished, and only operation staff need to rotate the rocking disc on the screw rod to enable the screw rod to drive the movable plate to move downwards, and under the action of the movable plate and the vertical rod, the lower ends of the first dip-dyeing roller and the second dip-dyeing roller continuously want to move to enter the bottom wall of the dyeing liquid, so that the lower ends of the first dip-dyeing roller and the second dip-dyeing roller are in contact with the dyeing liquid, the structure is simple, and the cost of the dyeing liquid for dyeing can be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a first angular perspective view of the present invention;

FIG. 2 is a second angular perspective view of the present invention;

FIG. 3 is a front plan view of the interior of the staining box of the present invention;

FIG. 4 is a perspective view of a first piston cylinder, a second piston cylinder, etc. according to the present invention;

FIG. 5 is a perspective view of the vertical air tube and the connecting member according to the present invention;

FIG. 6 is a front plan view of the interior of the grinding box of the present invention;

FIG. 7 is a front plan view of the interior of the steam box of the present invention;

fig. 8 is a perspective view of the U-shaped frame, screw rod and other components of the present invention.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The color fastness cotton cloth printing device disclosed by the invention is specifically described with reference to the accompanying drawings 1-8 and the embodiment.

Example 1

Embodiment 1 introduces a high-color fastness cotton cloth printing and dyeing device, and referring to fig. 1 and fig. 2, the major structure includes a bottom plate 1 and a dyeing box 2, the lower surface of the dyeing box 2 is provided with a support leg 3, the support leg 3 is fixed at the right end of the upper surface of the bottom plate 1, the left and right ends of the upper surface of the dyeing box 2 are provided with a discharge port 201 and a feed port 202, and the upper surface of the dyeing box 2 on the left side of the discharge port 201 and the right side of the feed port 202 is provided with a guide-in roller.

Referring to fig. 3, a first dip dyeing roller 205 and a second dip dyeing roller 206 are arranged on the top wall of the dyeing box 2 between the discharge port 201 and the feed port 202, a first piston cylinder 4 and a second piston cylinder 5 which are mirror symmetric are arranged right below the dyeing box 2, sealing pistons 6 are arranged on the inner walls of the first piston cylinder 4 and the second piston cylinder 5, and a piston rod 7 is connected between the two sealing pistons 6.

Referring to the attached

drawings

2 and 4, the middle section of the piston rod 7 is connected with the movable strip 8, the movable strip 8 and the piston rod 7 are vertically arranged, a sliding hole 801 is formed in the outer end of the movable strip 8, two supporting legs 3 located on the rear side of the dyeing box 2 are provided with protrusions 9, a sliding rod 10 is connected between the two protrusions 9, the sliding rod 10 penetrates through the sliding hole 801 to be arranged, a driving motor 11 is arranged below one end of the sliding rod 10, a rotating disc 12 is connected onto an output shaft of the driving motor 11, a movable rod 13 is rotatably connected to the non-circle center position of the upper surface of the rotating disc 12, and the end of the movable rod 13 is rotatably connected with the lower surface of the.

Referring to fig. 3 and 5, first piston cylinder 4 and second piston cylinder 5 be connected with the vertical trachea 14 that the side face parallels about dyeing case 2, the upper end of vertical trachea 14 is connected with intake pipe 15, be provided with first check valve 16 on the intake pipe 15, be connected with outlet duct 17 on the medial surface of vertical trachea 14, be provided with second check valve 18 on the outlet duct 17, the tip of outlet duct 17 stretches into inside dyeing case 2, and be in the below of the inside dyeing liquor of dyeing case 2, the dyeing liquor inlet 207 has been seted up on the trailing flank of dyeing case 2, be connected with dyeing liquor fine processing device 19 on the dyeing liquor inlet 207. Wherein the dyeing liquid fine processing device 19 comprises a grinding box 191.

Referring to fig. 6, a grinding cavity 192 is formed in the grinding box 191, the grinding cavity 192 is divided into a cylindrical section 1921 and an inverted circular truncated cone section 1922, the grinding cavity 192 is provided with a grinding block 193, the grinding block 193 is sequentially divided into a circular truncated cone block 1931, a cylindrical block 1932 and an inverted circular truncated cone block 1933 from top to bottom, and grinding gaps among the cylindrical block 1932, the inverted circular truncated cone block 1933, the cylindrical section 1921 and the inverted circular truncated cone section 1922 are not more than 1.5 mm. The upper surface of the grinding box 191 is provided with a grinding motor 194, the output end of the grinding motor 194 extends into the grinding cavity 192 to be connected with a grinding block 193, the upper end of the side surface of the grinding box 191 is provided with a feed hopper 195, and the lower end of the grinding box 191 is connected with a liquid guide channel 196 communicated with a dyeing liquid feeding port 207.

Referring to fig. 1 and 7, a steam box 20 is arranged on the upper surface of a bottom plate 1 on the left side of a dyeing box 2, a resistance heating wire 21 is arranged on the bottom wall of the steam box 20, steam outlets 22 are uniformly formed in the top wall of the steam box 20, upright columns 23 are arranged at four corners of the upper surface of the steam box 20, a steam anti-scattering plate 24 is connected to the upper ends of the upright columns 23, and a control panel 25 is arranged on the front side surface of the steam box 20.

Finally, a resistance heating block 28 is further provided on the bottom wall of the dyeing box 2, a thermometer 29 is provided on the front side surface of the dyeing box 2, a liquid level gauge 30 is provided on the front side surface of the dyeing box 2, and a conical cover 31 is provided on the top end of the air inlet pipe 15 on the side close to the steam box 20.

Example 2

Example 2 is a modification of example 1, and is specifically described below.

The same parts of the embodiment 2 and the embodiment 1 are not described again, but the difference is that referring to fig. 3 and fig. 5, an inflation pipe 26 is further arranged on the vertical air pipe 14 below the air outlet pipe 17, an air valve 261 is arranged on the inflation pipe 26, a third one-way valve 262 is arranged on the inflation pipe 26 positioned on the left side of the air valve 261, the end part of the inflation pipe 26 extends into the dyeing box 2, and a balloon 263 is connected to the end part of the inflation pipe 26. When the liquid level of the dyeing liquid in the dyeing box 2 descends in the later dyeing stage, the air valve 261 can be opened by an operator, and the third one-way air valve 262 is only capable of admitting air from the inflating pipe 26 to the balloon 263, so that after the first piston cylinder 4 or the second piston cylinder 5 inflates for several times, the balloon gradually expands, the dyeing liquid in the dyeing box 2 is rapidly lifted, the dyeing liquid does not need to be added again, and the dyeing cost is greatly reduced. In addition, when the device is arranged, the resistance heating block 28 arranged on the bottom wall of the dyeing box 2 has a certain distance with the balloon 263, so that the resistance heating block 28 can not be contacted even if the balloon is expanded, and the smooth expansion of the balloon 263 is ensured.

Example 3

Example 3 is an improvement based on example 1, and is specifically described below. The same parts as those in embodiment 3 and embodiment 1 will not be described again, except that reference is made to FIG. 1, FIG. 3 and FIG. 8, a U-shaped frame 27 is arranged on the upper surface of the dyeing box 2 which is positioned right above the first dip-dyeing roller 205 and the second dip-dyeing roller 206, sliding grooves 271 are arranged on the inner walls of two sides of the U-shaped frame 27, a moving plate 272 is arranged between the sliding grooves 271 of the two sides, the lower surface of the moving plate 272 is connected with a vertical rod 273, the lower end of the vertical rod 273 extends into the dyeing box 2 and is connected with the corresponding first dip-dyeing roller 205 or the second dip-dyeing roller 206, a threaded hole is arranged on the upper surface of the U-shaped frame 27, a screw rod 274 is screwed in the threaded hole, the upper end of the screw rod 274 is connected with a rocking disc 275, the lower end of, the screw 274 can be pivoted relative to the moving plate 272 when it is articulated, but can move up or down together with the moving plate 272 in the vertical direction. When the liquid level of the inside dye liquor of dyeing case 2 descends in dyeing later stage, the operation personnel through rotating U-shaped frame 27, last rocking disc 275, thereby drive lead screw 274 and rotate, because the cooperation between lead screw 274 and the screw hole, make movable plate 272 along with lead screw 274 downstream, and first dip dyeing roller 205 or second dip dyeing roller 206 downstream to suitable position along with movable plate 272 and montant 273 this moment, with the cotton all dip in the dye liquor can, can effectively reduce the dyestuff waste when dyeing the end soon, the cost of dyeing of enterprise has been reduced.

The first process for printing and dyeing a chemical fiber fabric by using the device of embodiment 1 comprises the following steps:

s1: cotton cloth to be dyed sequentially bypasses a guide-in roller 203, a first dip-dyeing roller 205, a second dip-dyeing roller 206 and a guide-out roller 204 through a traction device, the winding speed of the traction cotton cloth of the traction device is controlled to be 5m/min, crude dyeing liquid is injected into a dyeing liquid fine processing device 19, a grinding motor 194 is started to grind the crude dyeing liquid finely, and then the coarse dyeing liquid is added into a dyeing box 2 through a dyeing liquid adding port 207;

s2: starting a resistance heating block 28 arranged on the bottom wall of the dyeing box 2 to heat the dyeing liquid to 40 ℃, simultaneously starting the driving motor 11, and intermittently blowing air at the end parts of the two air outlet pipes 17 under the action of the driving motor 11 so as to drive the dyeing liquid in the dyeing box 12 to turn left and right;

s3: adding acetic acid solution into the steam box 20, wherein the concentration of the acetic acid solution is 16%, starting the resistance heating wire 21 to heat the acetic acid solution, and allowing steam generated in the steam box to emerge from the steam outlet 22;

s4: the dyed cotton cloth passes through the upper surface of the steam outlet hole 22 through a traction device and is finally wound on a winding roller.

A second process for printing and dyeing a chemical fiber fabric using the apparatus of example 1, comprising the steps of:

s1: cotton cloth to be dyed sequentially bypasses a guide-in roller 203, a first dip-dyeing roller 205, a second dip-dyeing roller 206 and a guide-out roller 204 through a traction device, the winding speed of the traction cotton cloth of the traction device is controlled to be 4m/min, crude dyeing liquid is injected into a dyeing liquid fine processing device 19, a grinding motor 194 is started to grind the crude dyeing liquid finely, and then the coarse dyeing liquid is added into a dyeing box 2 through a dyeing liquid adding port 207;

s2: starting a resistance heating block 28 arranged on the bottom wall of the dyeing box 2 to heat the dyeing liquid to 36 ℃, simultaneously starting the driving motor 11, and intermittently blowing air at the end parts of the two air outlet pipes 17 under the action of the driving motor 11 so as to drive the dyeing liquid in the dyeing box 12 to turn left and right;

s3: adding acetic acid solution into the steam box 20, wherein the concentration of the acetic acid solution is 20%, starting the resistance heating wire 21 to heat the acetic acid solution, and allowing steam generated in the steam box to emerge from the steam outlet 22;

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The high-color-fastness cotton cloth printing and dyeing device is characterized by comprising a bottom plate (1) and a dyeing box (2), wherein support legs (3) are arranged on the lower surface of the dyeing box (2), and the support legs (3) are fixed at the right end of the upper surface of the bottom plate (1).

2. The cotton cloth printing and dyeing device with high color fastness is characterized in that a discharge port (201) and a feed port (202) are arranged at the left end and the right end of the upper surface of the dyeing box (2), a guide-in roller (203) and a guide-out roller (204) are arranged on the upper surface of the dyeing box (2) positioned at the left side of the discharge port (201) and the right side of the feed port (202), a first dip dyeing roller (205) and a second dip dyeing roller (206) are arranged on the top wall of the dyeing box (2) positioned between the discharge port (201) and the feed port (202), a first piston cylinder (4) and a second piston cylinder (5) which are in mirror symmetry are arranged right below the dyeing box (2), sealing pistons (6) are arranged on the inner walls of the first piston cylinder (4) and the second piston cylinder (5), and a piston rod (7) is connected between the two sealing pistons (6), the middle section of the piston rod (7) is connected with a movable strip (8), the movable strip (8) and the piston rod (7) are vertically arranged, the outer end of the movable strip (8) is provided with a slide hole (801), two support legs (3) positioned at the rear side of the dyeing box (2) are provided with bulges (9), a slide rod (10) is connected between the bulges (9), the slide rod (10) penetrates through the slide hole (801) to be arranged, a driving motor (11) is arranged below one end part of the slide rod (10), an output shaft of the driving motor (11) is connected with a rotary table (12), a non-circle center part of the upper surface of the rotary table (12) is rotatably connected with a movable rod (13), the end part of the movable rod (13) is rotatably connected with the lower surface of the outer end connected with the movable strip (8), a first piston cylinder (4) and a second piston cylinder (5) are connected with a vertical air pipe (14) parallel to the left side and right side surfaces of the dyeing, the dyeing device is characterized in that the upper end of the vertical air pipe (14) is connected with an air inlet pipe (15), the air inlet pipe (15) is provided with a first one-way valve (16), the inner side surface of the vertical air pipe (14) is connected with an air outlet pipe (17), the air outlet pipe (17) is provided with a second one-way valve (18), the end part of the air outlet pipe (17) extends into the dyeing box (2) and is positioned below dyeing liquid in the dyeing box (2), the rear side surface of the dyeing box (2) is provided with a dyeing liquid feeding port (207), and the dyeing liquid feeding port (207) is connected with a dyeing liquid fine processing device (19); a steam box (20) is arranged on the upper surface of a bottom plate (1) on the left side of the dyeing box (2), a resistance heating wire (21) is arranged on the bottom wall of the steam box (20), steam outlets (22) are uniformly formed in the top wall of the steam box (20), stand columns (23) are arranged at four corners of the upper surface of the steam box (20), the upper ends of the stand columns (23) are connected with a steam anti-scattering plate (24), and a control panel (25) is arranged on the front side surface of the steam box (20);

the fine processing device of dyeing liquor (19) includes grinding case (191), grinding chamber (192) have been seted up to the inside of grinding case (191), what grind chamber (192) be divided into cylindricality section (1921) and radius platform section (1922), it is provided with grinds piece (193) to grind chamber (192), it is connected with grinding block (193) from last round platform piece (1931), cylindricality piece (1932) and radius platform piece (1933) down to divide into in proper order to grind piece (193), the upper surface of grinding case (191) is provided with grinding motor (194), the output of grinding motor (194) stretches into and grinds that chamber (192) is inside to be connected with grinding block (193), the upper end of grinding case (191) side is provided with loading hopper (195), the lower extreme of grinding case (191) is connected with drain passageway (196) that are linked together with dyeing liquor inlet (207).

3. A high fastness cotton cloth printing apparatus according to claim 2, characterized in that the grinding gap between the cylindrical block (1932), the rounded bench block (1933) and the cylindrical section (1921), the rounded bench section (1922) is not more than 1.5 mm.

4. The cotton cloth printing and dyeing device with high color fastness is characterized in that an inflating pipe (26) is arranged on a vertical air pipe (14) below an air outlet pipe (17), an air valve (261) is arranged on the inflating pipe (26), a third one-way valve (262) is arranged on the inflating pipe (26) on the left side of the air valve (261), the end part of the inflating pipe (26) extends into the dyeing box (2), and a balloon (263) is connected to the end part of the inflating pipe (26).

5. A cotton cloth printing and dyeing apparatus with high color fastness according to claim 2, characterized in that a U-shaped frame (27) is provided on the upper surface of the dyeing tank (2) right above the first dip-dyeing roller (205) and the second dip-dyeing roller (206), the inner walls of two sides of the U-shaped frame (27) are provided with sliding grooves (271), a moving plate (272) is arranged between the sliding grooves (271) of the two sides, the lower surface of the moving plate (272) is connected with a vertical rod (273), the lower end of the vertical rod (273) extends into the dyeing box (2) and is connected with a corresponding first dip-dyeing roller (205) or a second dip-dyeing roller (206), the upper surface of the U-shaped frame (27) is provided with a threaded hole, a screw rod (274) is screwed in the threaded hole, the upper end of the screw rod (274) is connected with a rocking disc (275), and the lower end of the screw rod (274) is movably connected with the moving plate (272).