CN216473948U

CN216473948U - Double-speed composite straight-roller cloth clip mercerizing machine for flat double-layer cotton cloth

Info

Publication number: CN216473948U
Application number: CN202122732892.2U
Authority: CN
Inventors: 印永祥; 印安栋; 糜卫东; 刘道铸; 黄铃钰
Original assignee: Jiangsu Xinlian Printing And Dyeing Machinery Co ltd
Current assignee: Jiangsu Xinlian Printing And Dyeing Machinery Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-10
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to a double-speed composite straight-roller cloth clip mercerizing machine for flat double-layer cotton cloth, which comprises a double-layer cloth unwinding and cloth feeding pair medium unit machine; the straight rolling alkali reaction unit machine is arranged at the output end of the double-layer cloth unwinding and feeding unit machine and is used for respectively carrying out sodium hydroxide impregnation treatment on the double-layer cloth; a straight roller prewashing unit machine which is used for prolonging and stabilizing the time of sodium hydroxide for double-layer impregnation; the cloth clip stenter is used for stentering and mercerizing the double-layer cloth impregnated with the sodium hydroxide; the double-speed composite steaming and washing water tanks for the double-layer cloth are used for spraying, steaming and washing the double-layer cloth guided in by the clip stenter; the double-layer cloth double-speed composite closed padders are used for binding liquid to the washed double-layer cloth and conveying the double-layer cloth double-speed composite closed padders into the next double-layer cloth double-speed composite steaming and washing water tank again; a pre-drying assembly; drying the workpiece; the double-layer cloth is rolled out of the cloth unit machine without stopping, and the mercerizing machine has the advantages that the mercerizing can be carried out on the double-layer cloth, and the production effect is high.

Description

Double-speed composite straight-roller cloth clip mercerizing machine for flat double-layer cotton cloth

Technical Field

The utility model relates to the technical field of printing and dyeing equipment, in particular to an open-width double-layer cotton cloth double-speed composite straight-roller cloth gripper mercerizing machine.

Background

In the pretreatment process flow of the printing and dyeing equipment, the mercerizing process mainly comprises the steps of carrying out sodium hydroxide dipping treatment on fabrics such as cotton, hemp and the like to ensure that fiber of the fabrics is irreversibly swelled to cause the change of fiber parameters, the mercerizing process is a treatment process for increasing the gloss of cotton yarn or cotton fabrics through chemical action, and specifically comprises the steps of carrying out sodium hydroxide dipping treatment on cellulose fibers such as cotton, hemp and the like to cause the irreversible swelling of the fibers to cause the change of fiber lattice parameters, converting part of the fiber lattice parameters from a crystal region into an amorphous region, and then washing away alkali liquor. After mercerizing the cotton fabric, the gloss of the cellulose fiber fabric can be improved, the strength and the size stability of the fabric are increased, crease marks generated on a pre-treated cloth cover are eliminated, and most importantly, the adsorption capacity of the cellulose fiber on dye can be improved, the dead cotton white stars of the cloth cover are improved, and the cloth cover is uniform and bright in color.

The existing traditional equipment process flow is mainly flat single-layer cloth penetrating, the equipment can only feed cloth in a single layer and discharge cloth in a single layer, the whole machine flow has large occupied area, low production efficiency and labor and time consumption, and can not meet the requirements of separate operation and respective speed regulation of double cloth of one equipment.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problems of low production efficiency and high energy consumption of single-layer cloth feeding and single-layer cloth discharging of the existing mercerizing machine, and provides the flat double-layer cotton cloth double-speed composite straight-roller cloth gripper mercerizing machine.

The utility model provides a compound straight roller cloth gripper mercerizing range of open width double-deck cotton double speed, includes:

the double-layer cloth unwinding and feeding pair middle unit machine is used for unwinding the initial double-layer cloth needing mercerizing without stopping and conveying the double-layer cloth to the next unit;

the straight rolling alkali reaction unit machine is arranged at the output end of the double-layer cloth unwinding cloth feeding pair medium unit machine and is used for respectively carrying out sodium hydroxide solution dipping treatment on the double-layer cloth;

the straight roller prewashing unit machine is used for prolonging and stabilizing the soaking time of the sodium hydroxide solution to the double layers;

the cloth clip stenter is arranged at the output end of the straight roller prewashing unit machine and is used for stentering and mercerizing the double-layer cloth impregnated with the sodium hydroxide solution;

the double-speed composite steaming and washing water tanks for the double-layer cloth are used for spraying, steaming and washing the double-layer cloth guided in by the clip stenter;

the double-layer cloth double-speed composite closed padders are respectively and correspondingly arranged between two adjacent double-layer cloth double-speed composite steaming and washing water tanks, are used for binding liquid to the washed double-layer cloth and conveying the double-layer cloth into the next double-layer cloth double-speed composite steaming and washing water tank again;

the pre-drying component is used for pre-drying the mercerized double-layer cloth conveyed from the double-layer cloth double-speed composite steaming and washing water tank;

drying the part, and drying the pre-dried double-layer cloth in the second step;

the double-layer cloth non-stop rolling and out-of-cloth unit machine is used for respectively rolling the double-layer cloth dried by the drying piece without stopping.

Further, the output ends of the straight-roll alkaline reaction unit machine, the straight-roll prewashing unit machine and the clip stenter are respectively provided with a high-efficiency padder, and a driving roll and a driven roll in the high-efficiency padder are both made of rubber.

Further, the straight-roll alkali reaction unit machine comprises an alkali rolling machine body, wherein an upper row of first upper straight rolls and a lower row of first lower straight rolls are arranged in the alkali rolling machine body, the two rows of first upper straight rolls and the two rows of first lower straight rolls are arranged in a staggered mode, a sodium hydroxide solution is arranged in the alkali rolling machine body, and a double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of first upper straight rolls and the two rows of first lower straight rolls in a serpentine mode.

Further, the straight roller prewashing unit machine comprises a prewashing machine body, wherein an upper row of second upper straight rollers and a lower row of second lower straight rollers are arranged in the prewashing machine body, the two rows of second upper straight rollers and the two rows of second lower straight rollers are arranged in a staggered mode, a sodium hydroxide solution is arranged at the bottom in the prewashing machine body, double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of second upper straight rollers and the two rows of second lower straight rollers in a snake-shaped mode, a dynamic circulating filtering spraying assembly is arranged at the position, located on the second upper straight rollers, of the prewashing machine body and used for spraying the sodium hydroxide solution at the bottom of the prewashing machine body onto the double-layer cloth on the second upper straight rollers.

Further, the cloth clip stenter comprises a cloth clip machine body, an alkali groove is formed in the bottom of the cloth clip machine body, a frame rail is arranged in the cloth clip machine body, a side detecting mechanism and an amplitude adjusting mechanism are arranged on the frame rail and used for enabling double-layer cloth to enter the cloth clip, a vacuum suction device is further arranged on the frame rail and used for sucking the dilute alkali water on the cloth cover, and a spraying device is further arranged in the cloth clip machine body and used for spraying the dilute alkali water in the alkali groove onto the double-layer cloth cover to complete washing of the alkali amount of the cloth cover.

Further, the double-layer cloth double-speed composite steaming and washing water tank comprises a steaming and washing tank body, four rows of cloth guide rollers are arranged in the steaming and washing tank body from top to bottom, a first row of cloth guide rollers and a third row of cloth guide rollers are arranged in a staggered manner from top to bottom, a second row of cloth guide rollers and a fourth row of cloth guide rollers are arranged in a staggered manner, the first row of cloth guide rollers and the third row of cloth guide roller sets are provided with a cloth conveying device for a first fabric in double-layer cloth in pairs, the other two rows of cloth guide roller sets are provided with a cloth conveying device for a second fabric in double-layer cloth in pairs, the first fabric and the second fabric are arranged in the steaming and washing tank body in a snake shape through the cloth conveying devices, water washing liquid is arranged in the steaming and washing tank body, and a spraying assembly is arranged on the steaming and washing tank body, and the first fabric and the second fabric are sprayed and washed through the spraying assembly.

Further, the double-layer cloth double-speed composite closed padder comprises two open width padders and two sets of first tension control frames, the first fabric and the second fabric are respectively led into the two open width padders, and the first fabric and the second fabric passing through the open width padders respectively bypass the two first tension control frames.

Furthermore, the pre-drying assembly is arranged between the double-layer cloth double-speed composite steaming and washing water tank and the drying piece and comprises a shell, an opening is formed in the shell towards one side of the double-layer cloth double-speed composite steaming and washing water tank, a plurality of pressing roller sets are arranged in the shell, the first fabric and the second fabric respectively enter the pressing roller sets to press water on the first fabric and the second fabric, a water outlet tank is further arranged in the shell, an opening is formed in the side wall of the bottom of the water outlet tank, the water outlet tank is communicated with an external pipeline, a plurality of first warm fans are further arranged in the shell, and the first warm fans heat the shell.

Further, the piece of drying includes the piece body of drying, this internal multirow stoving section of thick bamboo that is provided with of piece dries, first fabric and second fabric 12 carry respectively on two sets of stoving section of thick bamboos and at every row snakelike arranging on the stoving section of thick bamboo, first fabric and second fabric and stoving section of thick bamboo fully contradict and dry, this internal a plurality of intake pipes that are provided with of piece dries, intake pipe and every row of stoving section of thick bamboo one-to-one setting, intake pipe and stoving section of thick bamboo intercommunication, every row the intake pipe of stoving section of thick bamboo department all communicates with outside steam supply pipe.

Furthermore, the drying part further comprises a plurality of ventilation openings which are arranged at the top of the drying part body and used for leading hot air out, a plurality of second warm fans are arranged in the drying part body, and the second warm fans are respectively arranged between the two rows of drying cylinders and used for blowing the fabrics on the drying cylinders.

The technical scheme of the utility model has the following advantages:

1. the utility model provides an open-width double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizing machine which comprises a double-layer cloth unwinding and cloth feeding pair middle unit machine, wherein the double-layer cloth unwinding and cloth feeding pair middle unit machine is used for unwinding an initial double-layer cloth needing mercerizing without stopping and conveying the initial double-layer cloth into a next unit; the straight rolling alkali reaction unit machine is arranged at the output end of the double-layer cloth unwinding cloth feeding pair medium unit machine and is used for respectively carrying out sodium hydroxide solution dipping treatment on the double-layer cloth; the straight roller prewashing unit machine is used for prolonging and stabilizing the soaking time of the sodium hydroxide solution to the double layers; the cloth clip stenter is arranged at the output end of the straight roller prewashing unit machine and is used for stentering and mercerizing the double-layer cloth impregnated with the sodium hydroxide solution; the double-speed composite steaming and washing water tanks for the double-layer cloth are used for spraying, steaming and washing the double-layer cloth guided in by the clip stenter; the double-layer cloth double-speed composite closed padders are respectively and correspondingly arranged between two adjacent double-layer cloth double-speed composite steaming and washing water tanks, are used for binding liquid to the washed double-layer cloth and conveying the double-layer cloth into the next double-layer cloth double-speed composite steaming and washing water tank again; the pre-drying component is used for pre-drying the mercerized double-layer cloth conveyed from the double-layer cloth double-speed composite steaming and washing water tank; drying the part, and drying the pre-dried double-layer cloth in the second step; the double-layer cloth non-stop rolling and unwinding unit machine is used for respectively performing non-stop rolling and unwinding on double-layer cloth dried by a drying piece, when the double-layer cloth mercerizing machine is used, the initial double-layer cloth is firstly subjected to non-stop unwinding on a double-layer cloth unwinding and feeding centering unit machine, so that the wound double-layer cloth is unfolded and conveyed to the next station, at the moment, the double-layer cloth is conveyed to a straight-roll alkali-rolling reaction unit machine, the double-layer cloth is repeatedly impregnated in a sodium hydroxide solution through the straight-roll alkali-rolling reaction unit machine, then the double-layer cloth is conveyed to a straight-roll prewashing unit machine again, so that the double-layer cloth is repeatedly impregnated in the sodium hydroxide solution, the double-layer impregnation time of the sodium hydroxide solution is prolonged and stabilized, the impregnation effect is better, the impregnated double-layer cloth is conveyed to a cloth clamp stentering machine for double-speed mercerizing, the mercerizing process of the double-layer cloth is finished, and the mercerized double-layer cloth is conveyed to a composite steaming and washing water tank, the double-layer cloth is conveyed into a double-layer cloth double-speed composite closed padder to be bundled, most of water with liquid medicine on the double-layer cloth is removed, then the double-layer cloth is conveyed into a second double-layer cloth double-speed composite steaming and washing water tank to be sprayed, steamed and washed until the double-layer cloth passes through a plurality of double-layer cloth double-speed composite steaming and washing water tanks to be repeatedly washed and repeatedly bundled by the double-layer cloth double-speed composite closed padder to remove the liquid medicine on the double-layer cloth, the double-layer cloth is guided into a pre-drying assembly after being washed, the pre-drying assembly is used for pre-drying the double-layer cloth and removing most of the liquid medicine, after being pre-dried, the double-layer cloth is conveyed into a drying piece to be further dried through the drying piece, the residual water on the double-layer cloth is dried, then the double-layer cloth dried by a cloth single-machine which does not stop to be rolled up is respectively carried out by the double-layer cloth machine which does not stop, the whole process can realize that the double-layer cloth of one equipment separately runs, and various cloth-penetrating lines are respectively regulated in speed, so that the production efficiency is greatly improved, the product quality is ensured, the water consumption is low, and the energy is saved.

2. According to the open-width double-layer cotton cloth double-speed composite straight-roller clip mercerizing machine, the output ends of the straight-roller alkali-rolling reaction unit machine, the straight-roller prewashing unit machine and the clip stenter are respectively provided with the high-efficiency padder, and the driving roller and the driven roller in the high-efficiency padder are respectively made of rubber.

3. The utility model provides an open-width double-layer cotton cloth double-speed composite straight roller clip mercerizing machine, which comprises an alkali rolling machine body, wherein an upper row of first upper straight rollers and a lower row of first lower straight rollers are arranged in the alkali rolling machine body, the two rows of first upper straight rollers and the first lower straight rollers are arranged in a staggered manner, a sodium hydroxide solution is arranged in the alkali rolling machine body, a double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of first upper straight rollers and the first lower straight rollers in a snake-shaped manner, when the double-layer cloth is conveyed to the alkali rolling reaction unit machine, the double-layer cloth is conveyed into the alkali rolling machine body and is tightly attached to the upper row of first upper straight rollers and the lower row of first lower straight rollers, so that the double-layer cloth is conveyed forwards in the alkali rolling machine body in the snake-shaped manner through the first upper straight rollers and the first lower straight rollers, and the sodium hydroxide solution is arranged in the alkali rolling machine body, thereby because the transport of first straight roller on and first straight roller down to make the repeated dipping in sodium hydroxide solution of double-deck cloth handle, make the effect that the liquid medicine soaks double-deck cloth better.

4. The utility model provides an open-width double-layer cotton cloth double-speed composite straight roller cloth gripper mercerizing machine, wherein a straight roller prewashing unit machine comprises a prewashing machine body, an upper row of second upper straight rollers and a lower row of second lower straight rollers are arranged in the prewashing machine body, the two rows of second upper straight rollers and the two rows of second lower straight rollers are arranged in a staggered mode, a sodium hydroxide solution is arranged at the bottom in the prewashing machine body, double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of second upper straight rollers and the two rows of second lower straight rollers in a snake-shaped mode, a dynamic circulating filtering and spraying assembly is arranged at the second upper straight roller of the prewashing machine body and used for spraying the sodium hydroxide solution at the bottom of the prewashing machine body onto the double-layer cloth on the second upper straight rollers, the double-layer cloth is conveyed to a straight roller prewashing unit machine after being immersed by a straight roller alkali rolling reaction unit machine and conveyed into the prewashing machine body, thereby straight roller and the second lower straight roller of lower row on the second through going up the row make double-layer cloth snakelike forward transport in the prewashing machine body, and also be provided with sodium hydroxide solution in the prewashing machine body, thereby make double-layer cloth relapse the impregnation processing in sodium hydroxide solution, still spray the sodium hydroxide solution of prewashing machine body bottom through dynamic loop filter spray assembly simultaneously and spray the double-layer cloth on the straight roller on the second, thereby make the flooding effect better and carried out recycle to the liquid medicine, the utilization ratio is improved.

5. The double-speed composite straight roller fabric gripper mercerizing machine for the open-width double-layer cotton cloth comprises a double-layer cloth double-speed composite steaming and washing water tank body, wherein four rows of fabric guide rollers are arranged in the steaming and washing water tank body from top to bottom, a first row of fabric guide rollers and a third row of fabric guide rollers are arranged in a staggered manner from top to bottom, a second row of fabric guide rollers and a fourth row of fabric guide rollers are arranged in a staggered manner, the first row of fabric guide rollers and the third row of fabric guide roller sets form a fabric conveying device for a first fabric in the double-layer cloth, the other two rows of fabric guide roller sets form a fabric conveying device for a second fabric in the double-layer cloth, the first fabric and the second fabric are arranged in a snake shape in the steaming and washing water tank body through the fabric conveying device, water washing liquid is arranged in the steaming and washing tank body, a spraying assembly is arranged on the steaming and washing tank body, and the spraying assembly is used for spraying and washing the first fabric and the second fabric, the first fabric and the second fabric that come through cloth gripper tentering machine transport enter into to evaporate and wash the case in, thereby make first fabric and second fabric evaporate and wash case box snakelike transport through four rows of fabric guide roll, because there is the washing liquid in evaporating and washing case box, the fabric submergence of third row fabric guide roll and fourth row fabric guide roll department this moment is in the washing liquid, thereby wash multilayer fabric, when using simultaneously, start the subassembly that sprays, thereby first fabric and the second fabric of cloth guide roll department are arranged to first row fabric guide roll and second row to spray, at whole in-process, can evaporate and wash double-layer cloth in same equipment, thereby work efficiency has been improved, simultaneously through the setting of spraying the subassembly, thereby the clean effect of cloth cover has been improved, can make the washing liquid can circulate and spray the fabric.

7. The utility model provides an open-width double-layer cotton cloth double-speed composite straight-roller cloth gripper mercerizing machine, wherein a pre-drying assembly is arranged between a double-layer cloth double-speed composite steaming and washing water tank and a drying piece, the pre-drying assembly comprises a shell, an opening is arranged on one side, facing the double-layer cloth double-speed composite steaming and washing water tank, of the shell, a plurality of press roller sets are arranged in the shell, a first fabric and a second fabric respectively enter the press roller sets to press the first fabric and the second fabric, a water outlet tank is further arranged in the shell, an opening is arranged on the side wall of the bottom of the water outlet tank, the water outlet tank is communicated with an external pipeline, a plurality of first warm fans are further arranged in the shell and heat the shell, after the double-layer cloth is subjected to multiple times of water washing in the double-layer cloth double-speed composite steaming and washing water tank, the first fabric and the second fabric are conveyed into the pre-drying assembly, the first fabric and the second fabric are respectively conveyed to a plurality of water pressing roller sets in the pre-drying assembly, most of moisture on the first fabric and the second fabric is extruded under the action of extrusion in the water pressing roller sets, the first fabric and the second fabric are collected in a water outlet tank through an opening in the water outlet tank and flow out of an external pipeline communicated with the water outlet tank, the moisture is prevented from being accumulated in the pre-drying assembly to influence the pre-drying effect on the double-layer cloth, meanwhile, in the process of pre-drying the double-layer cloth, a first warm air fan is started to convey warm air to the double-layer cloth, the double-layer cloth is further dried under the action of the warm air, the drying effect is better, the drying piece comprises a drying piece body, a plurality of rows of drying cylinders are arranged in the drying piece body, the first fabric and the second fabric are respectively conveyed on the two groups of drying cylinders and are arranged in a snake shape on each row of drying cylinders, the first fabric, the second fabric and the drying cylinders are fully abutted to dry, a plurality of air inlet pipes are arranged in the drying part body, the air inlet pipes are arranged in one-to-one correspondence with each row of drying cylinders and are communicated with the drying cylinders, the air inlet pipes at each row of the drying cylinders are communicated with an external steam supply pipe, the pre-dried first fabric and the pre-dried second fabric are introduced into the drying part body again, the first fabric and the second fabric are conveyed to advance through a plurality of rows of drying cylinders respectively, at the moment, the external steam supply pipe conveys the steam into the air inlet pipes, the air inlet pipes convey the steam into the drying cylinders, so that the drying cylinders are heated, the first fabric and the second fabric are conveyed to advance on the drying cylinders at each row in a snake shape and are abutted to the side walls of the drying cylinders for times, and the drying cylinders in a heating state further dry the double-layer fabric on the drying cylinders, the residual water on the first fabric and the second fabric is evaporated, so that the double-layer cloth is better dried.

8. The utility model provides an open-width double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizing machine, wherein the drying piece also comprises a plurality of ventilation openings which are arranged at the top of the drying piece body and used for ventilating hot air, a plurality of second warm air fans are arranged in the drying piece body, the second warm air fans are respectively arranged between the two rows of drying cylinders and blow the fabrics on the drying cylinders, when the first fabric and the second fabric are dried on the drying drum, the second warm air fan is started, the second warm air fan starts to work, thereby blowing the first fabric and the second fabric, continuously blowing hot air dried by the drying cylinder away from the double-layer cloth, thereby the circulation of the steam of acceleration makes the effect of drying better, and the steam of drying out simultaneously leads to out the piece body of drying through the vent again, avoids steam to pile up in drying the piece body, influences the effect of drying.

Drawings

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

FIG. 1 is a schematic overall structure diagram of an open-width double-layer cotton cloth double-speed composite straight-roller clip mercerizing machine of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial schematic view of a straight roll alkaline reaction unit machine and a straight roll prewash unit machine in accordance with the present invention;

FIG. 4 is a schematic representation of a clip tenter according to the present invention;

FIG. 5 is a schematic view of a double-layer cloth double-speed composite steaming and washing water tank and a double-layer cloth double-speed composite closed padder in the utility model;

figure 6 is a partial schematic view of a drying element according to the utility model.

Description of reference numerals:

1. unwinding the double-layer cloth and feeding the double-layer cloth into the cloth pair single-unit machine; 2. a straight-roll alkali reaction unit machine; 21. rolling an alkali machine body; 22. a first upper straight roll; 23. a first lower straight roll; 3. a straight roller prewashing unit machine; 31. pre-washing the organism; 32. a second upper straight roll; 33. a second lower straight roll; 34. a dynamic circulation filtering spray assembly; 4. a clip tenter; 41. a clip body; 42. a rack rail; 43. an alkali tank; 44. a side detecting and amplitude modulating mechanism; 45. a spraying device; 46. a vacuum suction device; 5. a double-layer cloth double-speed composite water steaming and washing tank; 51. a steaming and washing box body; 52. a cloth guide roller; 53. a spray assembly; 6. double-layer cloth double-speed composite closed padder; 61. open width padder; 62. a first tension control frame; 7. a pre-drying assembly; 71. a housing; 72. a water pressing roller set; 73. a water outlet tank; 74. a first warm air fan; 8. drying the workpiece; 81. drying the workpiece body; 82. a drying drum; 83. an air inlet pipe; 84. a vent; 85. a second warm air fan; 86. a second tension control frame; 9. rolling the double-layer cloth out of the cloth unit machine without stopping; 10. high-efficiency padder; 11. a first fabric; 12. a second fabric; 13. a cloth conveying guide roller.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

Referring to fig. 1-6, the utility model provides a flat double-layer cotton cloth double-speed composite straight-roller clip mercerizing machine, which comprises a double-layer cloth unwinding and feeding pair middle unit machine 1, a straight-roller alkali rolling reaction unit machine 2, a straight-roller prewashing unit machine 3, a clip tentering machine 4, a double-layer cloth double-speed composite steaming and washing water tank 5, a double-layer cloth double-speed composite closed padder 6, a predrying assembly 7, a drying piece 8 and a double-layer cloth non-stop rolling out unit machine 9.

In the double-layer cloth unwinding and feeding pair, the single-unit machine 1 is used for unwinding the initial double-layer cloth needing mercerizing without stopping and conveying the double-layer cloth to the next unit; the straight rolling alkali reaction unit machine 2 is arranged at the output end of the double-layer cloth unwinding cloth feeding pair medium unit machine 1 and is used for respectively carrying out sodium hydroxide solution dipping treatment on the double-layer cloth; the straight roller prewashing unit machine 3 is used for prolonging and stabilizing the soaking time of the sodium hydroxide solution to the double layers; the cloth clip stenter 4 is arranged at the output end of the straight roller prewashing unit machine 3 and is used for stentering and mercerizing the double-layer cloth impregnated with the sodium hydroxide solution; the double-layer cloth double-speed composite steaming and washing water tanks 5 are used for carrying out spraying steaming and washing on the double-layer cloth guided in by the cloth clip stenter 4; the double-layer cloth double-speed composite closed padders 6 are respectively and correspondingly arranged between two adjacent double-layer cloth double-speed composite steaming and washing water tanks 5, and are used for binding liquid to the washed double-layer cloth and conveying the double-layer cloth into the next double-layer cloth double-speed composite steaming and washing water tank 5 again; the pre-drying component 7 is used for pre-drying the mercerized double-layer cloth conveyed from the double-layer cloth double-speed composite steaming and washing water tank 5; the drying part 8 is used for drying the pre-dried double-layer cloth in the second step; the double-layer cloth non-stop rolling and cloth discharging unit machine 9 is used for respectively rolling the double-layer cloth dried by the drying piece 8 without stopping.

When in use, the initial double-layer cloth is firstly unwound on the double-layer cloth unwinding and feeding pair middle unit machine 1 without stopping the machine, so that the wound double-layer cloth is unwound and is conveyed to the next station, at the moment, the double-layer cloth is conveyed into the straight-roller alkali reaction unit machine 2, the double-layer cloth is repeatedly soaked in the sodium hydroxide solution through the straight-roller alkali reaction unit machine 2, then the double-layer cloth is conveyed to the straight-roller prewashing unit machine 3 again, so that the double-layer cloth is repeatedly soaked in the sodium hydroxide solution, the double-layer soaking time of the sodium hydroxide solution is prolonged and stabilized, the soaking effect is better, the soaked double-layer cloth is conveyed to the cloth clip stenter 4 for mercerization, so that the mercerization process of the double-layer cloth is completed, the mercerized double-layer cloth is conveyed into the double-speed cloth composite steaming and washing water tank 5, so that the conveyed double-layer cloth is sprayed and steamed, the double-layer cloth which is sprayed and steamed and washed is conveyed into a double-layer cloth double-speed composite closed padder 6 to be bundled with liquid, most of water with liquid medicine on the double-layer cloth is removed, then the double-layer cloth is conveyed into a second double-layer cloth double-speed composite steaming and washing water tank 5 to be sprayed and steamed and washed until the double-layer cloth passes through a plurality of double-layer cloth double-speed composite steaming and washing water tanks 5 to be repeatedly washed and repeatedly bundled with the double-layer cloth double-speed composite closed padder 6, so that the liquid medicine on the double-layer cloth is removed, the double-layer cloth is guided into a pre-drying assembly 7 after being washed, the double-layer cloth is pre-dried and most of the water is removed through the pre-drying assembly 7, after being pre-dried, the double-layer cloth is conveyed into a drying piece 8 to be further dried through the drying piece 8, the residual water on the double-layer cloth is dried, then the double-layer cloth is rolled out through a cloth single machine 9 without stopping machine to be respectively rolled up the double-dried piece 8 without stopping machine, the whole process can realize that one equipment double-layer cloth separately runs mercerizing, and multiple cloth-penetrating circuits are respectively adjusted in speed, so that the production efficiency is greatly improved, the product quality is ensured, the water consumption is low, and the energy is saved.

Specifically, the double-layer cloth unwinding and feeding pair middle unit machine 1 comprises two cloth tighteners, two cloth accommodating boxes, two brake rollers, two centering machines and two gap bridge rollers, and enters a next working procedure, so that the first fabric 11 and the second fabric 12 are unwound from a fabric roll without stopping unwinding of the double-layer cloth, the working efficiency is improved, and the double-layer cloth is conveyed to the next working procedure.

At this time, the first fabric 11 and the second fabric 12 enter two straight rolling alkali reaction unit machines 2 through a conveying cloth guide roller 13, the two straight rolling alkali reaction unit machines 2 are arranged up and down, the first fabric 11 and the second fabric 12 are operated respectively, the straight rolling alkali reaction unit machines 2 comprise an alkali rolling machine body 21, an upper row of first upper straight rollers 22 and a lower row of first lower straight rollers 23 are arranged in the alkali rolling machine body 21, the two rows of first upper straight rollers 22 and first lower straight rollers 23 are arranged in a staggered manner, the first lower straight rollers 23 are arranged in a special micro-thread structure, a sodium hydroxide solution is arranged in the alkali rolling machine body 21, the double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of first upper straight rollers 22 and first lower straight rollers 23, when the double-layer cloth is conveyed to the straight alkali reaction unit machines 2, the double-layer cloth is conveyed to the alkali rolling machine body 21, with the first straight roller 22 of going up of double-layer cloth and closely laminating on the first straight roller 23 of lower row on going up to thereby make double-layer cloth at the snakelike forward transport in rolling alkali organism 21 through first straight roller 22 and first straight roller 23 down, owing to be equipped with sodium hydroxide solution in rolling alkali organism 21, thereby because the first transport of going up straight roller 22 and first straight roller 23 down, thereby make the repeated dipping treatment at sodium hydroxide solution of double-layer cloth, make the effect that the liquid medicine soaks double-layer cloth better.

After the straight-roll alkaline reaction unit machine 2 is soaked, the first fabric 11 and the second fabric 12 are respectively conveyed into the two straight-roll prewashing unit machines 3 again, the two straight-roll prewashing unit machines 3 are arranged up and down, the straight-roll prewashing unit machines 3 comprise prewashing machine bodies 31, an upper row of second upper straight rolls 32 and a lower row of second lower straight rolls 33 are arranged in the prewashing machine bodies 31, the two rows of the second upper straight rolls 32 and the second lower straight rolls 33 are arranged in a staggered mode, the second lower straight rolls 33 are of a special micro-thread structure, a sodium hydroxide solution is arranged at the bottom in the prewashing machine bodies 31, a double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of the second upper straight rolls 32 and the second lower straight rolls 33 in a serpentine mode, a dynamic circulation filtering and spraying assembly 34 is arranged at the position, located at the second upper straight rolls 32, of the prewashing machine bodies 31 and used for spraying the sodium hydroxide solution at the bottom of the prewashing machine bodies 31 onto the second upper straight rolls On the double-layer cloth on 32, after rolling alkali reaction unit machine 2 flooding through the straight roll, carry straight roll prewashing unit machine 3 departments with double-layer cloth, carry in the prewashing organism 31, thereby it makes double-layer cloth snakelike forward transport in prewashing organism 31 to straight roll 32 and lower second down straight roll 33 on the second through last row, and also be provided with sodium hydroxide solution in prewashing organism 31, thereby make double-layer cloth in sodium hydroxide solution flooding treatment repeatedly, still spray the sodium hydroxide solution of prewashing organism 31 bottom through dynamic loop filter spray assembly 34 simultaneously and spray the double-layer cloth on the straight roll 32 on the second, thereby make the flooding effect better and carried out reuse to the liquid medicine, the utilization ratio is improved.

After the cloth is impregnated with the sodium hydroxide solution, the double-layer cloth needs to be mercerized, at this time, the first fabric 11 and the second fabric 12 are conveyed into the two cloth clip tenterers 4, the first fabric 11 and the second fabric 12 are respectively mercerized through the two cloth clip tenterers 4, specifically, the cloth clip tenterer 4 comprises a cloth clip body 41, a base groove 43 is arranged at the bottom of the cloth clip body 41, a frame rail 42 is arranged in the cloth clip body 41, a side detecting and amplitude adjusting mechanism 44 is arranged on the frame rail 42 and used for enabling the double-layer cloth to enter the cloth clip, wherein a side detecting switch tracks the cloth edge, the cloth can smoothly enter the cloth clip, the amplitude adjusting mechanism can adjust the width of the rail breadth according to the fabric process requirement, a tensioning mechanism is arranged at the end part of the frame rail 42 and comprises a tensioning frame and a tensioning bolt, and the tensioning degree of the cloth clip is adjusted by adjusting the tensioning bolt, the inside of the cloth clip body 41 is also provided with a spraying device 45 for spraying the dilute alkali water in the alkali groove 43 onto the double-layer cloth cover to complete the washing of the alkali amount of the cloth cover, a circulating water pump in the alkali groove 43 conveys the process liquid in the alkali groove 43 into the spraying device 45, and the spraying device 45 sprays the double-layer cloth, so that the recycling of the process liquid is realized. The rack rail 42 is further provided with a vacuum suction device 46 for sucking the weak alkaline water on the cloth surface.

In addition, the output ends of the straight-roller alkali reaction unit machine 2, the straight-roller prewashing unit machine 3 and the clip tentering machine 4 are respectively provided with a high-efficiency padder 10, before entering the next unit, the high-efficiency padder 10 is used for carrying out primary liquid binding, a driving roller and a driven roller in the high-efficiency padder 10 are both made of rubber, and the high-efficiency padder 10 is used for binding liquid through the high-efficiency padder 10 after the straight-roller alkali reaction unit machine 2, the straight-roller prewashing unit machine 3 and the clip tentering machine 4 work well, and simultaneously selecting rubber, processing the whole wallboard, direct landing installation, good stability of the whole machine and adaptability to the requirements of high-speed technology.

The double-layer cloth double-speed composite steaming and washing water tank 5 comprises a steaming and washing tank body 51, wherein four rows of cloth guide rollers 52 are arranged in the steaming and washing tank body 51 from top to bottom, a first row of cloth guide rollers 52 and a third row of cloth guide rollers 52 are arranged in a staggered manner from top to bottom, a second row of cloth guide rollers 52 and a fourth row of cloth guide rollers 52 are arranged in a staggered manner, the first row of cloth guide rollers 52 and the third row of cloth guide rollers 52 form a cloth conveying device for a first fabric 11 in double-layer cloth, the other two rows of cloth guide rollers 52 form a cloth conveying device for a second fabric 12 in the double-layer cloth, the first fabric 11 and the second fabric 12 are arranged in a snake shape in the steaming and washing tank body 51 through the cloth conveying device, washing liquid is arranged in the steaming and washing tank body 51, a spraying assembly 53 is arranged on the steaming and washing tank body 51, the first fabric 11 and the second fabric 12 are sprayed and washed through the spraying assembly 53, and the first fabric 11 and the second fabric 12 conveyed through the clip tenter 4 enter the steaming and washing tank body 51, thereby it leads cloth roller 52 to make first fabric 11 and second fabric 12 at steam washing case box 51 snakelike transport through four rows, because there is the washing liquid in steam washing case box 51, the fabric submergence of third row cloth roller 52 and fourth row cloth roller 52 department is in the washing liquid this moment, thereby wash the multilayer fabric, simultaneously when using, start spraying assembly 53, thereby first fabric 11 and second fabric 12 to first row cloth roller 52 and second row cloth roller 52 department of leading, at whole in-process, can evaporate the washing to double-layer cloth in same equipment, thereby work efficiency has been improved, simultaneously through spraying assembly 53's setting, thereby the clean effect of cloth cover has been improved, can make the washing liquid can circulate and spray the fabric.

The double-layer cloth double-speed composite closed padder 6 comprises two open width padders 61 and two sets of first tension control frames 62, wherein the first fabric 11 and the second fabric 12 are respectively introduced into the two open width padders 61, the first fabric 11 and the second fabric 12 passing through the open width padder 61 respectively bypass the two first tension control frames 62, the first fabric 11 and the second fabric 12 enter the double-layer cloth double-speed composite closed padder 6 and then respectively enter one open width padder 61, so that the cloth is rolled and flattened, meanwhile, the double-layer cloth of the first fabric 11 and the second fabric 12 is respectively wound on pulleys of the first tension control frames 62, the double-layer cloth is kept in a tensioned state under the action of the two first tension control frames 62, so that the phenomenon that the cloth is folded in the double-layer cloth double-speed composite closed padder 6 is avoided, and the double-layer cloth composite closed padder 6 can press the double-layer cloth, the double-layer cloth which is washed is bundled with liquid, most of water with liquid medicine on the double-layer cloth is removed, then the double-layer cloth is conveyed into a second double-speed composite steaming and washing water tank 5 again, the double-layer cloth is sprayed, steamed and washed again until the double-layer cloth passes through a plurality of double-speed composite steaming and washing water tanks 5 to be repeatedly washed, the liquid is bundled repeatedly, the double-layer cloth is conveyed into a last double-speed composite steaming and washing water tank 5 for washing at the last time, and then the double-layer cloth is conveyed into a pre-drying component 7 to be pre-dried.

The pre-drying assembly 7 is arranged between the double-layer cloth double-speed composite steaming and washing water tank 5 and the drying part 8, the pre-drying assembly 7 comprises a shell 71, an opening is formed in the shell 71 and faces one side of the double-layer cloth double-speed composite steaming and washing water tank 5, a plurality of water pressing roller sets 72 are arranged in the shell 71, the first fabric 11 and the second fabric 12 respectively enter the water pressing roller sets 72 to press water on the first fabric 11 and the second fabric 12, a water outlet tank 73 is further arranged in the shell 71, an opening is formed in the side wall of the bottom of the water outlet tank 73, the water outlet tank 73 is communicated with an external pipeline, a plurality of first warm fans 74 are further arranged in the shell 71, the first warm fans 74 heat the shell 71, and after the double-layer cloth is subjected to multiple times of water washing in the double-layer cloth double-speed composite steaming and washing water tank 5, the first fabric 11 and the second fabric 12 are conveyed into the pre-drying assembly 7, carry first fabric 11 and second fabric 12 respectively a plurality of pressurized-water roller set 72 departments in the predrying subassembly 7, under the effect of extrusion in the pressurized-water roller set 72, thereby most moisture on first fabric 11 and the second fabric 12 extrudees, and collect in the play water tank 73 through the opening on play water tank 73, and flow out from the outside pipeline of play water tank 73 intercommunication, moisture has been avoided piling up in the predrying subassembly 7, influence the predrying effect to double-deck cloth, simultaneously at the in-process of carrying out the predrying to double-deck cloth, first warm fan 74 opens, thereby make first warm fan 74 carry the warm braw to double-deck cloth, under the effect of warm braw, further dry double-deck cloth, make the stoving effect better.

The drying part 8 comprises a drying part body 81, wherein multiple rows of drying cylinders 82 are arranged in the drying part body 81, the first fabric 11 and the second fabric are respectively conveyed on the two groups of drying cylinders 82 and are arranged in a serpentine shape on each row of drying cylinders 82, the first fabric 11, the second fabric 12 and the drying cylinders 82 are fully abutted to dry, a plurality of air inlet pipes 83 are arranged in the drying part body 81, the air inlet pipes 83 are arranged corresponding to the drying cylinders 82 in one-to-one correspondence, the air inlet pipes 83 are communicated with the drying cylinders 82, the air inlet pipes 83 at the drying cylinders 82 are communicated with an external steam supply pipe, the pre-dried first fabric 11 and the pre-dried second fabric 12 are introduced into the drying part body 81 again, the first fabric 11 and the second fabric 12 are respectively conveyed to advance through the multiple rows of drying cylinders 82, at the moment, the external steam supply pipe conveys steam into the air inlet pipes 83, the air inlet pipe 83 conveys steam into the drying drum 82, so that the drying drum 82 is heated, the first fabric 11 and the second fabric 12 are conveyed in a snake shape on each row of the drying drum 82 and advance, and collide with the side wall of the drying drum 82 for the second time, the drying drum 82 in a heating state further dries double-layer cloth on the drying drum 82, residual moisture on the first fabric 11 and the second fabric 12 is evaporated, and the drying effect on the double-layer cloth is better.

Four sets of second tension control frames 86 are further arranged in the drying piece body 81, the four sets of second tension control frames 86 are respectively arranged corresponding to the four sets of drying cylinders 82, and the first fabric 11 and the second fabric 12 control the staying time of the double-layer cloth on the drying cylinders 82 in the drying piece 8 through the second tension control frames 86, so that the drying effect of the drying piece 8 is controlled. The drying part 8 further comprises a plurality of ventilation openings 84 arranged at the top of the drying part body 81 and used for leading hot air out, a plurality of second warm fans 85 are arranged in the drying part body 81, the second warm fans 85 are respectively arranged in two rows between the drying cylinders 82 and blow the fabrics on the drying cylinders 82, when the first fabrics 11 and the second fabrics 12 are dried on the drying cylinders 82, the second warm fans 85 are started at the moment, the second warm fans 85 start to work, so that the first fabrics 11 and the second fabrics 12 are blown, the hot air dried out through the drying cylinders 82 is continuously blown away from the double-layer fabrics, the circulation of the hot air is accelerated, the drying effect is better, meanwhile, the dried hot air passes through the drying part body 81 through the ventilation openings 84, and the accumulation of the hot air in the drying part body 81 is avoided, and the drying effect is influenced.

The double-layer cloth non-stop rolling-out cloth unit machine 9 comprises two cloth tightening devices, two cloth accommodating boxes, two edge suction devices, two bridge rollers and two cloth accommodating frames, a first fabric 11 and a second fabric 12 which are dried by the drying part 8 enter the double-layer cloth non-stop rolling-out cloth unit machine 9, the double-layer cloth is unfolded under the effect of the bridge rollers and is rolled through the cloth accommodating frames, and the double-layer cloth is rolled without stopping, so that the working efficiency is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. The utility model provides a compound straight roller cloth gripper mercerizing range of open width double-deck cotton double speed which characterized in that includes:

the double-layer cloth unwinding and feeding pair middle unit machine (1) is used for unwinding the initial double-layer cloth needing mercerizing without stopping and conveying the double-layer cloth to the next unit;

the straight rolling alkali reaction unit machine (2) is arranged at the output end of the double-layer cloth unwinding cloth feeding pair medium unit machine (1) and is used for respectively carrying out sodium hydroxide solution dipping treatment on the double-layer cloth;

the straight roller prewashing unit machine (3) is used for prolonging and stabilizing the double-layer dipping time of the sodium hydroxide solution;

the cloth clip stenter (4) is arranged at the output end of the straight roller prewashing unit machine (3) and is used for stentering and mercerizing the double-layer cloth soaked with the sodium hydroxide solution;

the double-layer cloth double-speed composite steaming and washing water tanks (5) are used for carrying out spraying steaming and washing on the double-layer cloth guided in by the clip stenter (4);

the double-layer cloth double-speed composite closed padders (6) are respectively and correspondingly arranged between two adjacent double-layer cloth double-speed composite steaming and washing water tanks (5) and are used for binding liquid of the washed double-layer cloth and conveying the double-layer cloth into the next double-layer cloth double-speed composite steaming and washing water tank (5) again;

the pre-drying component (7) is used for pre-drying the mercerized double-layer cloth conveyed from the double-speed composite steaming and washing water tank (5) of the double-layer cloth;

a drying part (8) for drying the pre-dried double-layer cloth in the second step;

the double-layer cloth non-stop rolling and out-of-cloth unit machine (9) is used for respectively rolling the double-layer cloth dried by the drying piece (8) without stopping.

2. The flat double-layer cotton cloth double-speed composite straight-roller clip mercerizer according to claim 1, wherein the output ends of the straight-roller alkali-reaction unit machine (2), the straight-roller prewashing unit machine (3) and the clip tentering machine (4) are respectively provided with a high-efficiency padder (10), and a driving roller and a driven roller in the high-efficiency padder (10) are both made of rubber.

3. The open-width double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizing machine according to claim 1, wherein the straight-roller alkali-rolling reaction unit machine (2) comprises an alkali-rolling machine body (21), wherein an upper row of first upper straight rollers (22) and a lower row of first lower straight rollers (23) are arranged in the alkali-rolling machine body (21), the two rows of the first upper straight rollers (22) and the first lower straight rollers (23) are arranged in a staggered mode, a sodium hydroxide solution is arranged in the alkali-rolling machine body (21), and double-layer cloth is immersed in the sodium hydroxide solution and arranged on the two rows of the first upper straight rollers (22) and the first lower straight rollers (23) in a serpentine mode.

4. The flat double-layer cotton cloth double-speed composite straight-roller clip mercerizer according to claim 1, the straight roller prewashing unit machine (3) comprises a prewashing machine body (31), wherein an upper row of second upper straight rollers (32) and a lower row of second lower straight rollers (33) are arranged in the prewashing machine body (31), the two rows of second upper straight rollers (32) and the two rows of second lower straight rollers (33) are arranged in a staggered manner, the bottom in the prewashing machine body (31) is provided with a sodium hydroxide solution, double-layer cloth is immersed in the sodium hydroxide solution and is arranged on two rows of second upper straight rollers (32) and second lower straight rollers (33) in a snake-shaped arrangement, the prewashing machine body (31) is provided with a dynamic circulating filtering spraying component (34) at the second upper straight roller (32), the dynamic circulating filtering spraying assembly (34) is used for spraying the sodium hydroxide solution at the bottom of the prewashing machine body (31) onto the double-layer cloth on the second upper straight roller (32).

5. The flat double-layer cotton cloth double-speed composite straight-roller clip mercerizing machine according to claim 1, wherein the clip tentering machine (4) comprises a clip body (41), an alkali groove (43) is formed in the bottom of the clip body (41), a frame rail (42) is arranged in the clip body (41), a side detecting and amplitude adjusting mechanism (44) is arranged on the frame rail (42) and used for enabling double-layer cloth to enter the clip, a vacuum suction device (46) is further arranged on the frame rail (42) and used for sucking the weak base water on the cloth cover, and a spraying device (45) is further arranged in the clip body (41) and used for spraying the weak base water in the alkali groove (43) onto the double-layer cloth cover to complete the washing of the cloth cover alkali amount.

6. The flat double-layer cotton cloth double-speed composite straight roller cloth clip mercerizing machine according to claim 1, wherein the double-layer cloth double-speed composite steaming and washing water tank (5) comprises a steaming and washing tank body (51), four rows of cloth guide rollers (52) are arranged in the steaming and washing tank body (51) from top to bottom, a first row of the cloth guide rollers (52) and a third row of the cloth guide rollers (52) are arranged in a staggered manner from top to bottom, a second row of the cloth guide rollers (52) and a fourth row of the cloth guide rollers (52) are arranged in a staggered manner, the first row of the cloth guide rollers (52) and the third row of the cloth guide rollers (52) form a cloth conveying device for a first fabric (11) in the double-layer cloth, the other two rows of the cloth guide rollers (52) form a cloth conveying device for a second fabric (12) in the double-layer cloth, and the first fabric (11) and the second fabric (12) are arranged in a snake shape in the steaming and washing tank body (51) through the cloth conveying device, the washing machine is characterized in that washing liquid is arranged in the steaming and washing box body (51), a spraying assembly (53) is arranged on the steaming and washing box body (51), and the first fabric (11) and the second fabric (12) are sprayed and washed through the spraying assembly (53).

7. The flat double-layer cotton cloth double-speed compound straight-roller clip mercerizer according to claim 1, wherein the double-layer cloth double-speed compound closed padder (6) comprises two flat padders (61) and two sets of first tension control frames (62), the first fabric (11) and the second fabric (12) are respectively led into the two flat padders (61), and the first fabric (11) and the second fabric (12) passing through the flat padders (61) respectively bypass the two first tension control frames (62).

8. The flat double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizing machine according to claim 1, wherein the pre-drying assembly (7) is arranged between the double-layer cloth double-speed composite steaming and washing water tank (5) and the drying piece (8), the pre-drying assembly (7) comprises a shell (71), an opening is formed in one side, facing the double-layer cloth double-speed composite steaming and washing water tank (5), of the shell (71), a plurality of water pressing roller sets (72) are arranged in the shell (71), a first fabric (11) and a second fabric (12) respectively enter the water pressing roller sets (72) to press water on the first fabric (11) and the second fabric (12), a water outlet tank (73) is further arranged in the shell (71), an opening is formed in the side wall of the bottom of the water outlet tank (73), the water outlet tank (73) is communicated with an external pipeline, a plurality of first warm fans (74) are further arranged in the shell (71), the first warm air fan (74) heats the inside of the casing (71).

9. The flat double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizing machine according to claim 1, wherein the drying piece (8) comprises a drying piece body (81), a plurality of rows of drying cylinders (82) are arranged in the drying piece body (81), the first fabric (11) and the second fabric (12) are respectively conveyed on the two groups of drying cylinders (82) and are arranged in a snake shape on each row of drying cylinders (82), the first fabric (11) and the second fabric (12) are fully abutted against the drying cylinders (82) for drying, a plurality of air inlet pipes (83) are arranged in the drying piece body (81), the air inlet pipes (83) and each row of drying cylinders (82) are arranged in a one-to-one correspondence manner, the air inlet pipes (83) are communicated with the drying cylinders (82), and the air inlet pipes (83) at each row of drying cylinders (82) are communicated with an external steam supply pipe.

10. The flat double-layer cotton cloth double-speed composite straight-roller cloth clip mercerizer according to claim 9, wherein the drying piece (8) further comprises a plurality of ventilation openings (84) for exhausting hot air, which are arranged at the top of the drying piece body (81), a plurality of second warm fans (85) are arranged in the drying piece body (81), and the second warm fans (85) are respectively arranged between the two rows of drying cylinders (82) and blow fabrics on the drying cylinders (82).