Textile fabric dyeing machine with dust removal function

Abstract

The invention relates to the technical field of textile printing and dyeing equipment, in particular to a textile fabric printing and dyeing machine with a dust removal function. The winding shaft is driven by a motor; the dust removal cover is fixed on the rack; openings are formed in the bottoms of the left and right side walls of the dust hood; the knocking mechanism is arranged in the dust removal cover; the dedusting mechanism is connected with the dedusting cover; the dyeing mechanism is arranged on the right side of the dust removal cover and fixed between the front rack and the rear rack; the knocking mechanism can adjust the tension of the cloth in a self-adaptive mode, it is ensured that the cloth is always in a tightened state in the dust removal process, the cloth can shake at high frequency, deep dust is effectively removed, the dust removal mechanism blows the dust out of the cloth and prevents the dust from falling back to the cloth, and the dust removal efficiency is improved. And the dyeing mechanism enables dye to permeate uniformly and prevents cloth from shrinking, so that the dyeing quality is improved.

Description

Technical Field

[0001] The invention relates to the technical field of textile printing and dyeing equipment, and in particular to a textile fabric printing and dyeing machine with a dust removal function. Background Art

[0002] Traditional textile printing and dyeing machines often lack efficient dust removal devices before dyeing, resulting in residual dust on the fabric surface that affects dyeing quality. Furthermore, the dyeing and pressing mechanisms of existing equipment are difficult to adjust, which can easily lead to uneven dyeing and fabric curling. Furthermore, dust removed during the dust removal process is prone to falling back onto the fabric due to airflow. Therefore, a textile printing and dyeing machine with dust removal capabilities is proposed. Summary of the Invention

[0003] The purpose of the present invention is to address the defects and shortcomings of the existing technology and provide a textile fabric printing and dyeing machine with a dust removal function, which can adaptively adjust the tension of the fabric to ensure that the fabric is always in a taut state during the dust removal process, so that the fabric can produce high-frequency jitter, effectively remove deep dust, blow the dust away from the fabric, and prevent the dust from falling back on the fabric, thereby improving the dust removal efficiency, making the dye penetrate evenly and preventing the fabric from shrinking, thereby improving the dyeing quality.

[0004] To achieve the above object, the present invention adopts the following technical solutions: it comprises a placing shaft, a winding shaft and a frame; the placing shaft and the winding shaft are both fixed on the frame; the winding shaft is driven by a motor;

[0005] It also contains:

[0006] A dust removal cover is fixed to the frame; the bottoms of the left and right side walls of the dust removal cover are both provided with openings;

[0007] A knocking mechanism, wherein the knocking mechanism is arranged in the dust removal cover;

[0008] A dust removal mechanism, wherein the dust removal mechanism is connected to the dust removal cover;

[0009] The dyeing mechanism is arranged on the right side of the dust removal cover and fixed between the front and rear frames;

[0010] Through the above technical solution design, the undyed cloth roll is placed on the placement shaft, the cloth is passed through the dust removal cover, and the dust and impurities on the cloth roll are knocked out and sucked away by the knocking mechanism and the dust removal mechanism. The dust-removed cloth is dyed by the dyeing mechanism.

[0011] Preferably, the knocking mechanism comprises:

[0012] The number of the first tensioning roller is two, and they are respectively arranged at the left and right openings of the dust removal cover; the height of the first tensioning roller is lower than the placement shaft;

[0013] A second tensioning roller, the second tensioning roller being arranged above and between the two first tensioning rollers, and the second tensioning roller being arranged in the dust removal cover;

[0014] A tensioning mechanism, wherein the tensioning mechanism is connected to the first tensioning roller and the second tensioning roller; sliding grooves are provided on the front and rear inner side walls of the dust collector;

[0015] There are two driving rollers, which are respectively arranged above the first tensioning roller and below the second tensioning roller; the driving rollers are driven by a motor;

[0016] Connecting plates, the number of which is several and which are respectively distributed in an annular shape and fixed on the driving roller;

[0017] Through the above technical solution design, the cloth is passed through the bottom of the No. 1 tensioning roller and the top of the No. 2 tensioning roller. Under the action of the tensioning mechanism, the No. 1 tensioning roller and the No. 2 tensioning roller can tighten the cloth; starting the motor makes the driving roller rotate, driving the connecting plate to rotate and hit the cloth, so that the cloth can shake as a whole, and under the action of inertia, the dust in the cloth is shaken out.

[0018] Preferably, the tensioning mechanism comprises:

[0019] There are six moving blocks, each of which is connected to both ends of the first and second tensioning rollers through a shaft and a bearing;

[0020] Screw rod No. 1, the number of which is six and which are respectively arranged on the outside of the moving block; the screw rod No. 1 is screwed into the slide groove through a bearing;

[0021] Tensioning motors, the number of which is six, and the output shaft of the tensioning motor is connected to the other end of the No. 1 screw, and the tensioning motor is connected to an external power supply;

[0022] There are six connecting blocks, each of which is screwed onto the first screw rod through a thread. The left and right connecting blocks are located above the left and right moving blocks, and the middle connecting block is located below the middle moving block.

[0023] Tension springs, the number of which is six and fixed between the connecting block and the moving block respectively. A connecting tube and a connecting rod are provided in the tension springs. The connecting tube is sleeved on the connecting rod. The connecting tube and the connecting rod are fixed on the connecting block and the moving block respectively.

[0024] Through the above technical solution design, the tensioning motor is started, the No. 1 screw is rotated, and the movable block is driven to move relatively outward, so that the No. 1 tensioning roller moves downward and the No. 2 tensioning roller moves upward for tensioning. Under the action of the tensioning spring, the No. 1 tensioning roller and the No. 2 tensioning roller can tighten the cloth.

[0025] Preferably, a connecting frame is sleeved on the outer side of the connecting plate, a plurality of knock springs are fixed between the connecting plate and the connecting frame, and a rubber strip is fixed to the outer end of the connecting tube;

[0026] Through the above technical solution design, under the action of the knocking spring, the rubber strip vibrates and hits the cloth, making the vibration effect of the cloth better.

[0027] Preferably, the dust removal mechanism comprises:

[0028] There are four fans, each of which is fixed in a hole on the front side wall of the dust collector; the fans are connected to an external power supply;

[0029] No. 2 wind scoop, the No. 2 wind scoop is fixed on the rear side wall of the dust collector, and two left and right air outlets are opened on the rear side wall of the dust collector in the No. 2 wind scoop, and the air outlets are respectively arranged on the left and right sides of the No. 2 tensioning roller;

[0030] A No. 1 conduit, the No. 1 conduit being connected to the rear end of the No. 2 air scoop, with the opening of the No. 1 conduit being downwardly disposed;

[0031] Through the above technical solution design, the No. 1 fan is started to introduce the air flow into the dust removal cover, and the dust shaken out of the fabric is blown to the No. 2 air scoop, so that the dust is discharged.

[0032] Preferably, a No. 1 air scoop is provided on the front side of the hole of the dust collector cover, the No. 1 air scoop is fixed on the front side wall of the dust collector cover, and a filter is provided on the front opening of the No. 1 air scoop;

[0033] Through the above technical solution design, the filter prevents dust from entering the dust removal cover.

[0034] Preferably, a No. 2 fan is provided at the bottom of the No. 1 duct, and the No. 2 fan is connected to an external power supply; a connecting pipe is passed through the upper end of the No. 2 duct, and the connecting pipe is passed through and connected to the bottom of the No. 1 duct; a hose is passed through the right end of the No. 2 duct, an opening is provided on the rear frame, a water tank is provided on the front side of the opening, the hose is extended into the water tank, and a counterweight is fixed to the bottom of the hose;

[0035] Through the above technical design, the No. 2 fan accelerates the blowing of dust from the No. 1 duct, the No. 2 duct, and the hose into the water tank. The dust is absorbed by the water in the water tank, avoiding pollution to the working space during dust removal.

[0036] Preferably, the dyeing mechanism comprises:

[0037] The dyeing box is fixed between the front and rear frames and has a built-in heating device; the winding shaft is arranged above the dyeing box;

[0038] There are two No. 1 pressing rollers, which are respectively screwed to the front and back of the lower part of the dyeing box through shafts and bearings;

[0039] There are two No. 2 pressure rollers, each of which is located above the No. 1 pressure roller. The front and rear of the No. 2 pressure rollers are connected to a lifting frame through a shaft and a bearing, and the lifting frame is an "L"-shaped structure.

[0040] There are four lifting motors, each of which is fixed to the front and rear frames. The lifting motors are connected to an external power supply. A second screw is connected to the output shaft of the lifting motor, and the second screw is threadedly connected to the lifting frame.

[0041] Through the above technical solution, the dust-cleaned cloth is led out from under the No. 1 pressure roller on the right side, the dye in the dyeing box is heated and the cloth is dyed and passes between the two No. 1 pressure rollers and the No. 2 pressure roller. The lifting motor is started to drive the No. 2 screw to rotate, so that the lifting frame drives the No. 2 pressure roller to press down, pressing the cloth so that the dye in the cloth is evenly squeezed to avoid areas where the dye is not in place. The secondary squeezing makes the dye firm and prevents the cloth from shrinking, maintaining the extensibility of the cloth, and winding and tightening it through the winding shaft. The excess dye drips back into the dyeing box. After winding is completed, the next step of processing is carried out.

[0042] Preferably, the two guide rollers are respectively arranged on the left and right ends of the upper end of the dyeing box, and the guide rollers are arranged on the frame through brackets and bearings;

[0043] Through the above technical solution design, the cloth passes over the left guide roller and enters the dyeing box, and the dyed cloth passes over the right guide roller, which facilitates the movement of the cloth.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] 1. Equipped with a tensioning mechanism, it can adaptively adjust the tension of the fabric to ensure that the fabric is always in a taut state during the dust removal process;

[0046] 2. Equipped with a knocking mechanism, the fabric can produce high-frequency vibrations to effectively remove deep dust;

[0047] 3. Equipped with a dust removal mechanism, it can blow the dust away from the fabric to prevent the dust from falling back on the fabric, thus improving the dust removal efficiency;

[0048] 4. Equipped with a dyeing mechanism to ensure uniform dye penetration and prevent fabric shrinkage, thus improving dyeing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] Figure 1 It is a southwest isometric view of the invention.

[0050] Figure 2It is a southeast isometric view of the present invention.

[0051] Figure 3 It is a schematic diagram of the internal structure of the dust removal cover in the present invention.

[0052] Figure 4 yes Figure 3 Enlarged view of part A in .

[0053] Figure 5 It is an exploded view of the connecting plate, connecting frame, knocking spring and rubber strip in the present invention.

[0054] Figure 6 yes Figure 5 Enlarged view of part B in .

[0055] Figure 7 It is an exploded view of the dust removal mechanism of the present invention.

[0056] Figure 8 yes Figure 7 Enlarged view of part C in .

[0057] Description of reference numerals:

[0058] Place shaft 1, winding shaft 2, frame 3, dust cover 4, knocking mechanism 5, No. 1 tensioning roller 5-1, No. 2 tensioning roller 5-2, tensioning mechanism 5-3, moving block 5-3-1, No. 1 screw 5-3-2, tensioning motor 5-3-3, connecting block 5-3-4, tensioning spring 5-3-5, connecting pipe 5-3-6, connecting rod 5-3-7, driving roller 5-4, connecting plate 5-5, connecting frame 5-6, knocking spring 5-7, rubber strip 5-8, Dust removal mechanism 6, fan No. 1 6-1, wind scoop No. 1 6-2, filter 6-3, wind scoop No. 2 6-4, air outlet 6-5, duct No. 1 6-6, fan No. 2 6-7, duct No. 2 6-8, connecting pipe 6-9, hose 6-10, water tank 6-11, counterweight 6-12, dyeing mechanism 7, dyeing box 7-1, guide roller 7-2, pressure roller No. 1 7-3, pressure roller No. 2 7-4, lifting frame 7-5, lifting motor 7-6, screw No. 2 7-7. DETAILED DESCRIPTION

[0059] The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments described are only used as examples. All other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present invention.

[0060] This specific implementation adopts the following technical solutions:

[0061] Example 1:

[0062] See also Figure 1-2, this embodiment 1 includes a placing shaft 1, a reeling shaft 2 and a frame 3; the placing shaft 1 and the reeling shaft 2 are both fixed on the frame 3; the reeling shaft 2 is driven by a motor;

[0063] It also contains:

[0064] The dust cover 4 is fixed to the frame 3; the bottom of the left and right side walls of the dust cover 4 are both provided with openings;

[0065] A knocking mechanism 5, wherein the knocking mechanism 5 is arranged in the dust cover 4;

[0066] A dust removal mechanism 6, wherein the dust removal mechanism 6 is connected to the dust cover 4;

[0067] The dyeing mechanism 7 is arranged on the right side of the dust removal cover 4 and is fixed between the front and rear frames 3.

[0068] Example 2:

[0069] See also Figure 3-6 On the basis of embodiment 1, the knocking mechanism 5 comprises:

[0070] The number of the first tensioning roller 5-1 is two, and they are respectively arranged at the left and right openings of the dust removal cover 4; the height of the first tensioning roller 5-1 is lower than the placement shaft 1;

[0071] The second tensioning roller 5-2 is located above the two first tensioning rollers 5-1 and is located in the dust removal cover 4;

[0072] The tensioning mechanism 5-3 is connected to the first tensioning roller 5-1 and the second tensioning roller 5-2; the front and rear inner walls of the dust cover 4 are provided with sliding grooves; the tensioning mechanism 5-3 includes:

[0073] The moving blocks 5-3-1 are six in number and are respectively connected to both ends of the No. 1 tensioning roller 5-1 and the No. 2 tensioning roller 5-2 through shafts and bearings;

[0074] The number of the No. 1 screw rods 5-3-2 is six and they are respectively arranged on the outside of the moving block 5-3-1; the No. 1 screw rods 5-3-2 are screwed into the slide groove through bearings;

[0075] Tensioning motor 5-3-3, the number of said tensioning motor 5-3-3 is six, and the output shaft of the tensioning motor 5-3-3 is connected to the other end of the No. 1 screw 5-3-2, the tensioning motor 5-3-3 is connected to an external power supply, and the specific model of the tensioning motor 5-3-3 is directly purchased and installed from the market according to actual use requirements;

[0076] The connecting blocks 5-3-4 are six in number and are respectively screwed onto the No. 1 screw rod 5-3-2 through threads. The left and right connecting blocks 5-3-4 are located above the left and right moving blocks 5-3-1, and the middle connecting block 5-3-4 is located below the middle moving block 5-3-1.

[0077] Tension spring 5-3-5, the number of said tension spring 5-3-5 is six, and they are respectively fixed between the connecting block 5-3-4 and the moving block 5-3-1, and a connecting tube 5-3-6 and a connecting rod 5-3-7 are provided in the tension spring 5-3-5, and the connecting tube 5-3-6 is sleeved on the connecting rod 5-3-7, and the connecting tube 5-3-6 and the connecting rod 5-3-7 are respectively fixed on the connecting block 5-3-4 and the moving block 5-3-1;

[0078] Driving rollers 5-4, there are two driving rollers 5-4, and they are respectively arranged between the upper side of the first tensioning roller 5-1 and the lower side of the second tensioning roller 5-2; the driving rollers 5-4 are driven by a motor;

[0079] Connecting plate 5-5, there are several connecting plates 5-5, which are distributed in a ring shape and fixed on the driving roller 5-4; a connecting frame 5-6 is provided on the outer side of the connecting plate 5-5, and several knocking springs 5-7 are fixed between the connecting plate 5-5 and the connecting frame 5-6, and a rubber strip 5-8 is fixed to the outer end of the connecting tube 5-3-6.

[0080] Example 3:

[0081] See also Figure 7-8 Based on Example 2, the dust removal mechanism 6 includes:

[0082] No. 1 fan 6-1, the number of said No. 1 fans 6-1 is four, and each of them is fixed in a hole in the front side wall of the dust removal cover 4; No. 1 fan 6-1 is connected to an external power supply, and the specific model of No. 1 fan 6-1 is directly purchased and installed from the market according to actual use requirements; No. 1 air scoop 6-2 is provided on the front side of the hole of the dust removal cover 4, and the No. 1 air scoop 6-2 is fixed to the front side wall of the dust removal cover 4, and a filter 6-3 is provided on the front opening of the No. 1 air scoop 6-2;

[0083] No. 2 wind scoop 6-4, the No. 2 wind scoop 6-4 is fixed on the rear side wall of the dust cover 4, and two left and right air outlets 6-5 are opened on the rear side wall of the dust cover 4 in the No. 2 wind scoop 6-4, and the air outlets 6-5 are respectively arranged on the left and right of the No. 2 tensioning roller 5-2;

[0084] A No. 1 duct 6-6 is connected to the rear end of the No. 2 wind scoop 6-4, and the opening of the No. 1 duct 6-6 is downwardly disposed; a No. 2 fan 6-7 is disposed at the bottom of the No. 1 duct 6-6, and the No. 2 fan 6-7 is connected to an external power supply. The specific model of the No. 2 fan 6-7 is purchased and installed directly from the market according to actual use requirements;

[0085] The No. 2 conduit 6-8, the upper end of the No. 2 conduit 6-8 is connected with a connecting pipe 6-9, the connecting pipe 6-9 is connected with the bottom of the No. 1 conduit 6-6, the right end of the No. 2 conduit 6-8 is connected with a hose 6-10, an opening is provided on the rear side of the frame 3, a water tank 6-11 is provided on the front side of the opening, the hose 6-10 is extended in the water tank 6-11, and a counterweight block 6-12 is fixed to the bottom of the hose 6-10.

[0086] Example 4:

[0087] See also Figure 1-2 On the basis of Example 3, the dyeing mechanism 7 comprises:

[0088] Dyeing box 7-1, the dyeing box 7-1 is fixed between the front and rear frames 3, and the dyeing box 7-1 has a built-in heating device; the winding shaft 2 is provided above the dyeing box 7-1;

[0089] Guide rollers 7-2, the number of which is two, and are respectively provided on the left and right sides of the upper end of the dyeing box 7-1, and the guide rollers 7-2 are provided on the frame 3 through brackets and bearings;

[0090] The number of the first pressing roller 7-3 is two, and the number of the first pressing roller 7-3 is respectively connected to the front and back of the lower part of the dyeing box 7-1 through a shaft and a bearing;

[0091] The second pressure roller 7-4 is two in number and is respectively arranged above the first pressure roller 7-3; the front and rear of the second pressure roller 7-4 are both connected to a lifting frame 7-5 through a shaft and a bearing, and the lifting frame 7-5 is an "L"-shaped structure;

[0092] Lifting motor 7-6, there are four lifting motors 7-6, and they are respectively fixed to the front and rear frames 3 by bolts; the lifting motor 7-6 is connected to an external power supply, and the specific model of the lifting motor 7-6 is directly purchased, installed and used from the market according to actual usage requirements; the output shaft of the lifting motor 7-6 is connected to a No. 2 screw 7-7, and the No. 2 screw 7-7 is screwed through the lifting frame 7-5 by a thread.

[0093] When using the present invention, the cloth on the placement shaft 1 is passed through the bottom of the No. 1 tensioning roller 5-1 and the top of the No. 2 tensioning roller 5-2, and the tensioning motor 5-3-3 is started to rotate the No. 1 screw 5-3-2, driving the moving block 5-3-1 to move relatively outward, so that the No. 1 tensioning roller 5-1 moves downward and the No. 2 tensioning roller 5-2 moves upward to tension. Under the action of the tensioning spring 5-3-5, the No. 1 tensioning roller 5-1 and the No. 2 tensioning roller 5-2 can tighten the cloth; the motor drive roller 5-4 is started to rotate, driving the connecting plate 5-5 to rotate, so that the rubber The rubber strip 5-8 hits the fabric, and under the action of the tension spring 5-3-5 and the knocking spring 5-7, the fabric can be shaken as a whole. Under the action of inertia, the dust in the fabric is shaken out, and the No. 1 fan 6-1 is started to introduce air flow into the dust removal cover 4, blowing the dust shaken out of the fabric to the No. 2 wind scoop 6-4. The No. 2 fan 6-7 is started, so that the dust is accelerated to be blown from the No. 1 duct 6-6, the No. 2 duct 6-8, and the hose 6-10 into the water tank 6-11. The dust is absorbed by the water in the water tank 6-11, thereby preventing pollution to the working space during dust removal;

[0094] The dust-cleaned cloth is led out from under the No. 1 pressure roller 7-3 on the right, passes over the left guide roller 7-2 and enters the dyeing box 7-1. The dye in the dyeing box 7-1 is heated and the cloth is dyed and passes between the two No. 1 pressure rollers 7-3 and the No. 2 pressure roller 7-4. The lifting motor 7-6 is started to drive the No. 2 screw 7-7 to rotate, so that the lifting frame 7-5 drives the No. 2 pressure roller 7-4 to press down, pressing the cloth so that the dye in the cloth is evenly squeezed to avoid any places where the dye is not in place. The secondary squeezing makes the dye firm and prevents the cloth from shrinking and maintaining the extensibility of the cloth. The dyed cloth passes over the right guide roller 7-2 and is wound and tightened by the winding shaft 2. The excess dye drips back into the dyeing box 7-1. After winding is completed, the next step of processing is carried out.

[0095] Compared with the prior art, the present invention has the following beneficial effects:

[0096] 1. Through the linkage tensioning structure of the No. 1 tensioning roller 5-1 and the No. 2 tensioning roller 5-2, in conjunction with the tensioning spring 5-3-5, the tension of the cloth can be adaptively adjusted to ensure that the cloth is always in a taut state during the dust removal process;

[0097] 2. The connecting plate 5-5 drives the striking cloth, and combined with the elastic action of the tension spring 5-3-5 and the striking spring 5-7, the cloth can generate high-frequency vibrations, effectively removing deep dust;

[0098] 3. A dust removal mechanism 6 is provided to blow the dust away from the fabric to prevent it from falling back on the fabric, thereby improving the dust removal efficiency and blowing the dust into the water tank 6-11 for adsorption to avoid polluting the working environment;

[0099] 4. The downward pressure of the second pressing roller 7-4 is adjusted by the lifting motor 7-6, and the first pressing roller 7-3 is cooperated to realize double squeezing, so that the dye penetrates evenly and prevents the fabric from shrinking, thereby improving the dyeing quality.

[0100] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A textile fabric printing and dyeing machine with a dust removal function, comprising a placement shaft (1), a reeling shaft (2) and a frame (3); the placement shaft (1) and the reeling shaft (2) are both fixed on the frame (3); the reeling shaft (2) is driven by a motor; It is characterized in that It also contains: A dust removal cover (4), wherein the dust removal cover (4) is fixed on the frame (3); the bottoms of the left and right side walls of the dust removal cover (4) are both provided with openings; A knocking mechanism (5), wherein the knocking mechanism (5) is arranged in the dust removal cover (4); A dust removal mechanism (6), wherein the dust removal mechanism (6) is connected to the dust removal cover (4); The dyeing mechanism (7) is arranged on the right side of the dust removal cover (4) and is fixed between the front and rear frames (3).

2. The textile fabric printing and dyeing machine with dust removal function according to claim 1, characterized in that: The knocking mechanism (5) comprises: A No. 1 tensioning roller (5-1), wherein the number of the No. 1 tensioning roller (5-1) is two and they are respectively arranged at the left and right openings of the dust removal cover (4); the height of the No. 1 tensioning roller (5-1) is lower than that of the placement shaft (1); A No. 2 tensioning roller (5-2), the No. 2 tensioning roller (5-2) being arranged above and between the two No. 1 tensioning rollers (5-1), and the No. 2 tensioning roller (5-2) being arranged in a dust removal cover (4); A tensioning mechanism (5-3), wherein the tensioning mechanism (5-3) is connected to a first tensioning roller (5-1) and a second tensioning roller (5-2); sliding grooves are provided on the front and rear inner side walls of the dust removal cover (4); Driving rollers (5-4), the number of the driving rollers (5-4) is two, and they are respectively arranged between the upper side of the first tensioning roller (5-1) and the lower side of the second tensioning roller (5-2); the driving rollers (5-4) are driven by a motor; The connecting plates (5-5) are multiple in number and are respectively distributed in an annular shape and fixed on the driving roller (5-4).

3. The textile fabric printing and dyeing machine with dust removal function according to claim 2, characterized in that: The tensioning mechanism (5-3) comprises: Moving blocks (5-3-1), the number of the moving blocks (5-3-1) is six, and they are respectively connected to the two ends of the first tensioning roller (5-1) and the second tensioning roller (5-2) through shafts and bearings; The number of the first screw rods (5-3-2) is six and they are respectively arranged on the outside of the moving block (5-3-1); the first screw rods (5-3-2) are screwed into the slide groove through bearings; Tensioning motors (5-3-3), the number of said tensioning motors (5-3-3) is six, and the output shaft of the tensioning motor (5-3-3) is connected to the other end of the No. 1 screw (5-3-2), and the tensioning motor (5-3-3) is connected to an external power supply; The connecting blocks (5-3-4) are six in number and are respectively screwed onto the No. 1 screw rod (5-3-2) through threads. The left and right connecting blocks (5-3-4) are arranged above the left and right moving blocks (5-3-1), and the middle connecting block (5-3-4) is arranged below the middle moving block (5-3-1); Tensioning springs (5-3-5), the number of the tensioning springs (5-3-5) is six, and they are respectively fixed between the connecting block (5-3-4) and the moving block (5-3-1), a connecting tube (5-3-6) and a connecting rod (5-3-7) are provided in the tensioning spring (5-3-5), the connecting tube (5-3-6) is sleeved on the connecting rod (5-3-7), and the connecting tube (5-3-6) and the connecting rod (5-3-7) are respectively fixed on the connecting block (5-3-4) and the moving block (5-3-1).

4. The textile fabric printing and dyeing machine with dust removal function according to claim 2, characterized in that: A connecting frame (5-6) is sleeved on the outer side of the connecting plate (5-5), a plurality of knock springs (5-7) are fixed between the connecting plate (5-5) and the connecting frame (5-6), and a rubber strip (5-8) is fixed to the outer end of the connecting pipe (5-3-6).

5. The textile fabric printing and dyeing machine with dust removal function according to claim 2, characterized in that: The dust removal mechanism (6) comprises: No. 1 fans (6-1), the number of the No. 1 fans (6-1) is four, and the No. 1 fans (6-1) are respectively fixed in the holes of the front side wall of the dust removal cover (4); the No. 1 fans (6-1) are connected to an external power supply; A second wind scoop (6-4), the second wind scoop (6-4) being fixed on the rear side wall of the dust removal cover (4), and two left and right air outlets (6-5) being provided on the rear side wall of the dust removal cover (4) inside the second wind scoop (6-4), the air outlets (6-5) being respectively provided on the left and right sides of the second tensioning roller (5-2); The first conduit (6-6) is connected to the rear end of the second wind bucket (6-4) through the first conduit (6-6), and the opening of the first conduit (6-6) is arranged downward.

6. The textile fabric printing and dyeing machine with dust removal function according to claim 5, characterized in that: A No. 1 wind scoop (6-2) is provided on the front side of the hole of the dust removal cover (4). The No. 1 wind scoop (6-2) is fixed on the front side wall of the dust removal cover (4). A filter screen (6-3) is provided on the front opening of the No. 1 wind scoop (6-2).

7. The textile fabric printing and dyeing machine with dust removal function according to claim 5, characterized in that: A second fan (6-7) is provided at the bottom of the first duct (6-6), and the second fan (6-7) is connected to an external power supply; a connecting pipe (6-9) is connected through the upper end of the second duct (6-8), and the connecting pipe (6-9) is connected through the bottom of the first duct (6-6); a hose (6-10) is connected through the right end of the second duct (6-8); an opening is provided on the rear frame (3), and a water tank (6-11) is provided in front of the opening; the hose (6-10) is extended into the water tank (6-11), and a counterweight (6-12) is fixed to the bottom of the hose (6-10).

8. The textile fabric printing and dyeing machine with dust removal function according to claim 5, characterized in that: The dyeing mechanism (7) comprises: A dyeing box (7-1) is fixed between the front and rear frames (3), and the dyeing box (7-1) has a built-in heating device; a winding shaft (2) is arranged above the dyeing box (7-1); A No. 1 pressing roller (7-3), wherein the number of the No. 1 pressing roller (7-3) is two and the No. 1 pressing rollers (7-3) are respectively screwed to the front and back of the lower part of the dyeing box (7-1) through shafts and bearings; No. 2 pressing roller (7-4), the number of the No. 2 pressing roller (7-4) is two, and each is arranged above the No. 1 pressing roller (7-3); the front and rear of the No. 2 pressing roller (7-4) are both rotatably connected to a lifting frame (7-5) through a shaft and a bearing, and the lifting frame (7-5) is an "L"-shaped structure; The lifting motors (7-6) are four in number and are fixed on the front and rear frames (3) respectively; the lifting motors (7-6) are connected to an external power supply; a No. 2 screw rod (7-7) is connected to the output shaft of the lifting motor (7-6), and the No. 2 screw rod (7-7) is screwed and inserted into the lifting frame (7-5) through a thread.

9. The textile fabric printing and dyeing machine with dust removal function according to claim 8, characterized in that: Two guide rollers (7-2) are respectively arranged on the left and right sides of the upper end of the dyeing box (7-1); the guide rollers (7-2) are arranged on the frame (3) through brackets and bearings.

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