CN115559140B - High-fastness thermal transfer printing technology for elastic cloth - Google Patents

High-fastness thermal transfer printing technology for elastic cloth Download PDF

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Publication number
CN115559140B
CN115559140B CN202110748246.7A CN202110748246A CN115559140B CN 115559140 B CN115559140 B CN 115559140B CN 202110748246 A CN202110748246 A CN 202110748246A CN 115559140 B CN115559140 B CN 115559140B
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transfer printing
cloth
printing
driven
elastic
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CN115559140A (en
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李华桥
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Zhejiang Shengshan Technology Textile Co ltd
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Zhejiang Shengshan Technology Textile Co ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/003Transfer printing
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/16General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dispersed, e.g. acetate, dyestuffs

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The invention relates to a high-fastness thermal transfer printing process for elastic cloth, which solves the problems in the prior art and has the technical scheme that the process comprises the following steps: step one, elastic stability process of knitted fabric: the cloth cover edge stripping and infrared centering device is added in the cloth feeding area, so that the centering stability of the cloth cover is improved; printing transfer printing paper, and printing transfer printing patterns on blank printing base paper by using disperse dye; and thirdly, transferring the pattern on the transfer printing paper to a carrier by adopting a printing machine. Step four, a transfer printing elastic cloth shaping process is adopted, the width of a knitted elastic cloth transfer printing product is widened to 180cm, the hand feeling before printing of the knitted elastic cloth is hardened and finished, and the combined action of temperature increase and hand feeling modifier addition is adopted; and fifthly, a transfer printing cleaning process is adopted, the transfer printing temperature is 220 ℃, and after the transfer printing is finished, a cloth car is adopted to swing and put into a frame for transfer printing and cropping.

Description

High-fastness thermal transfer printing technology for elastic cloth
Technical Field
The invention belongs to a processing method of fabric, and relates to a high-fastness thermal transfer printing process of elastic cloth.
Background
Along with the increasing monitoring force of the national environment-friendly production of the printing and dyeing industry, energy conservation and emission reduction become the key points of long-term development of the printing and dyeing industry. For a long time, the demand of the knitted elastic fabric in the swimwear market is particularly large, a flat screen printing machine is adopted in the process of printing, the knitted elastic fabric needs to be steamed at high temperature for fixation, then loose reduction cleaning is carried out to remove floating color after printing, a large amount of cleaning wastewater is generated intangibly, higher cost and discharge pressure are generated in wastewater treatment, and meanwhile, in the processing process, the elastic effect of the knitted fabric and the stiffness of the fabric surface are still to be improved, and meanwhile, the hemming phenomenon is also needed to be further reduced.
Disclosure of Invention
The invention solves the problems that the elasticity effect and the stiffness of the cloth cover of the knitted fabric are to be improved in the prior art, and provides the high-fastness thermal transfer printing process for the elastic cloth.
The technical scheme adopted for solving the technical problems is as follows: a high-fastness heat transfer printing process for elastic cloth comprises the following steps:
step one, elastic stability process of knitted fabric: the cloth cover edge stripping and infrared centering device is added in the cloth feeding area, so that the centering stability of the cloth cover is improved;
printing transfer printing paper, and printing transfer printing patterns on blank printing base paper by using disperse dye;
and thirdly, transferring the pattern on the transfer printing paper to a carrier by adopting a printing machine.
Step four, a transfer printing elastic cloth shaping process is adopted, the width of a knitted elastic cloth transfer printing product is widened to 180cm, the hand feeling before printing of the knitted elastic cloth is hardened and finished, and the combined action of temperature increase and hand feeling modifier addition is adopted; and fifthly, a transfer printing cleaning process is adopted, the transfer printing temperature is 220 ℃, and after the transfer printing is finished, a cloth car is adopted to swing and put into a frame for transfer printing and cropping.
Development of a transfer printing elastic cloth shaping process: the knitted elastic fabric transfer printing product is widened to 180cm on the basis of the conventional product width, and the change of the flower type appearance caused by weft retraction during transfer printing is reduced. And meanwhile, hardening and finishing the hand feeling of the knitted elastic fabric before printing, and improving the stiffness of the fabric surface and reducing the hemming phenomenon by adopting the combined action of increasing the temperature and adding the hand feeling improver. Elastic stability development of knitted fabrics: because the knitted elastic cloth is knitted by a cloth vehicle, the cloth surface has obvious hemming and creasing phenomena, the cloth feeding area needs to be improved, the cloth surface edge stripping and infrared centering devices in the cloth feeding area are added, and the centering stability of the cloth surface is improved; meanwhile, the number of the fixed rollers is increased, the warp tension of the cloth cover is improved, and the phenomenon of pattern appearance can not exist during printing. After improvement, the influence of excessive weft tension on elasticity is reduced, and the elasticity effect of the knitted fabric is stabilized. Transfer printing cleaning process research and development: the transfer printing temperature is increased from the conventional 210 ℃ to 220 ℃, so that the rubbing fastness and the water fastness can be effectively improved. The cooling effect is enhanced, the water cooling temperature is reduced by 10 degrees, and the color fastness abnormal problem caused by overheating of the cloth cover is reduced. Because the elasticity of the knitted elastic cloth is large, the transfer printing cropping mode is improved from an A-shaped frame package to a cloth car swinging frame, and the influence of tension and package pressure on the cloth cover is reduced.
Preferably, the cloth cover edge stripping device comprises an edge stripping piece group, a driving motor, a negative pressure box seat, a negative pressure generator, a driving roller seat, a transmission shaft and a driven support piece, wherein the negative pressure box seat and the driving roller seat are respectively fixed on a frame plate, the negative pressure generator is fixed on the side surface of the negative pressure box seat, the negative pressure box seat comprises a seat body connected with the frame plate and a box body arranged in the seat body, the upper part of the box body is rectangular, the lower part of the negative pressure box seat is trapezoid, the middle part of the side surface of the box body is communicated with the negative pressure generator, a supporting plate for opening a negative pressure through groove is arranged on the top cover of the negative pressure box seat, a driving roller for pulling the cloth cover is arranged on the driving roller seat, the driving roller is positioned on one side of the negative pressure box seat, the driven support piece is fixed on the other side of the negative pressure box seat, the driven support piece is provided with a useful driven roller, the driving roller is connected with the driving motor through the transmission shaft, the edge stripping piece group is composed of a plurality of pairs of edge stripping pieces, the edge stripping pieces are arranged above the supporting plate in a gradually changed distance between the cloth cover and the feeding pieces in each direction.
Preferably, the negative pressure through grooves in the support plate are directed to the position of the drive roll.
Preferably, the driven support piece comprises a pair of L-shaped support bodies, each driven roller comprises a driven roller and a driven pressing roller, the lower sections of the support bodies are fixed on two sides of the negative pressure box seat, the upper sections of the L-shaped support bodies are first connecting plates, the lower sections of the L-shaped support bodies are second connecting plates, the first connecting plates and the second connecting plates are connected through hinges, the upper sections of the two support bodies are connected with each other through the driven roller and the driven pressing rollers, the driving roller and the driven roller are connected through cloth, the driving roller and the driven roller are located outside the negative pressure box seat, and the bottom surfaces of the driven roller and the bottom surface of the driving roller are located at the same level.
As the preference, every is all including a word gallows to the edging piece, sliding connection about the lower extreme of word gallows and the both sides of pedestal, the perpendicular charge-in direction of cloth of word gallows arranges of gate, has hung two edging pieces on every word gallows, and every edging piece all includes vertical pole, the connecting rod of 7 shapes of falling and the gyro wheel of being used of shelling, the upper end of vertical pole is connected with the word frame of gate, the lower extreme of vertical pole and the upper end fixed connection of connecting rod, the lower segment of connecting rod wears to establish on the gyro wheel of being used of shelling.
The invention has the following substantial effects: the procedures of steaming and reduction cleaning required by flat screen printing are reduced, the consumption is greatly reduced, and the water is reduced by 10 tons/ten thousand meters; steam can be reduced by 0.7 cubic meters per trillion meters; the discharge amount of the washing sewage is reduced by 10 tons/ten thousand meters; the electricity consumption is reduced by 93 degrees/ten thousand meters. Meanwhile, the COD of the sewage can be reduced by about 30 percent. An exemplary production line for realizing 2600-thousand meters of annual output after the project is implemented can reduce 26000 tons of wastewater discharge each year; the steam consumption is reduced by 1820 cubic; electricity consumption is reduced by 241800 degrees. The total annual saving cost is about 328 ten thousand yuan; the economic benefit of the product can reach 728 ten thousand yuan. The product improves the light fastness by 0.5 level; the sea water resistance is improved by about 0.5 grade; the perspiration fastness is improved by about 1 grade.
Description of the drawings:
FIG. 1 is an overall schematic view of a cloth cover edge stripping device according to the present invention;
FIG. 2 is a schematic view of the overall arrangement of the stripper member assembly of the present invention;
FIG. 3 is a schematic view of a pair of edge strippers according to the present invention.
Fig. 4 is a schematic structural view of the driven support member in the present invention.
In the figure: 1. the device comprises a driving roller 2, a driven roller 3, a supporting plate 4, a negative pressure through groove 5, a negative pressure generator 6, a stripping piece 7, a roller 8, a driven pressing roller 9 and a driven supporting piece.
Detailed Description
The technical scheme of the invention is further specifically described by the following specific examples.
Example 1:
a high-fastness heat transfer printing process for elastic cloth comprises the following steps:
step one, elastic stability process of knitted fabric: the cloth cover edge stripping and infrared centering device is added in the cloth feeding area, so that the centering stability of the cloth cover is improved;
printing transfer printing paper, and printing transfer printing patterns on blank printing base paper by using disperse dye;
and thirdly, transferring the pattern on the transfer printing paper to a carrier by adopting a printing machine.
Step four, a transfer printing elastic cloth shaping process is adopted, the width of a knitted elastic cloth transfer printing product is widened to 180cm, the hand feeling before printing of the knitted elastic cloth is hardened and finished, and the combined action of temperature increase and hand feeling modifier addition is adopted; and fifthly, a transfer printing cleaning process is adopted, the transfer printing temperature is 220 ℃, and after the transfer printing is finished, a cloth car is adopted to swing and put into a frame for transfer printing and cropping.
The cloth cover edge stripping device (see figures 1 to 4) in the embodiment comprises an edge stripping piece group, a driving motor, a negative pressure box seat, a negative pressure generator 5, a driving roller seat, a transmission shaft and a driven support piece 9, wherein the negative pressure box seat and the driving roller seat are respectively fixed on a frame plate, the negative pressure generator is fixed on the side surface of the negative pressure box seat, the negative pressure box seat comprises a seat body connected with a frame plate and a box body arranged in the seat body, the upper part of the box body is rectangular, the lower part of the negative pressure box seat is trapezoid, the middle part of the side surface of the box body is communicated with the negative pressure generator, a supporting plate 3 for opening a negative pressure through groove 4 is arranged on the top cover of the negative pressure box seat, a driving roller 1 for pulling the cloth cover is arranged on the driving roller seat, the driving roll is located one side of negative pressure case seat, and in order to transmit the cloth, the driving roll is furnished with a initiative pinch roller, and both are pressed on the cloth jointly, and the structure of driving roll, initiative pinch roller is comparatively simple, and is well known for the person skilled in the art, only need be fixed in the opposite side of negative pressure case seat with the corresponding driven support piece of cloth, be furnished with useful driven roll 2 on the driven support piece, the driving roll passes through the transmission shaft and is connected with driving motor, the piece group of shelling is by a plurality of pairs of pieces 6 of shelling, the piece of shelling all dispose in the top of backup pad through the mode of being connected with the pedestal, every interval between the piece of shelling becomes progressively bigger along the direction of feed of cloth. The negative pressure through groove on the supporting plate points to the position of the driving roller. The driven support piece comprises a pair of L-shaped support main bodies, each driven roller comprises a driven roller and a driven pressing roller 8, the lower sections of the support main bodies are fixed on two sides of a negative pressure box seat, the upper sections of the L-shaped support main bodies are first connecting plates, the lower sections of the L-shaped support main bodies are second connecting plates, the first connecting plates are connected with the second connecting plates through hinges, the upper sections of the two support main bodies are connected with each other through the driven rollers and the driven pressing rollers, the driving rollers and the driven rollers are connected through cloth, the driving rollers and the driven rollers are located outside the negative pressure box seat, and the bottom surfaces of the driven rollers and the bottom surfaces of the driving rollers are located at the same horizontal height. Every is to shelling the piece and all including a word gallows, sliding connection about the lower extreme of word gallows and the both sides of pedestal, the perpendicular feed direction of cloth of word gallows arranges, has hung two on every word gallows and shells the piece, and every shells the piece and all includes vertical pole, the connecting rod of 7 shapes of falling and the gyro wheel 7 of shelling usefulness, the upper end of vertical pole is connected with the word frame of door, the lower extreme of vertical pole and the upper end fixed connection of connecting rod, the lower segment of connecting rod wears to establish on the gyro wheel of shelling usefulness. In the embodiment, negative pressure is adopted to absorb and level the cloth, and then the edge of the cloth is peeled and level through the edge peeling wheel, so that the curling and wrinkling phenomena of the cloth cover are improved.
In this embodiment, the transfer printing elastic fabric shaping process is developed: the knitted elastic fabric transfer printing product is widened to 180cm on the basis of the conventional product width, and the change of the flower type appearance caused by weft retraction during transfer printing is reduced. And meanwhile, hardening and finishing the hand feeling of the knitted elastic fabric before printing, and improving the stiffness of the fabric surface and reducing the hemming phenomenon by adopting the combined action of increasing the temperature and adding the hand feeling improver. Elastic stability development of knitted fabrics: because the knitted elastic cloth is knitted by a cloth vehicle, the cloth surface has obvious hemming and creasing phenomena, the cloth feeding area needs to be improved, the cloth surface edge stripping and infrared centering devices in the cloth feeding area are added, and the centering stability of the cloth surface is improved; meanwhile, the number of the fixed rollers is increased, the warp tension of the cloth cover is improved, and the phenomenon of pattern appearance can not exist during printing. After improvement, the influence of excessive weft tension on elasticity is reduced, and the elasticity effect of the knitted fabric is stabilized. Transfer printing cleaning process research and development: the transfer printing temperature is increased from the conventional 210 ℃ to 220 ℃, so that the rubbing fastness and the water fastness can be effectively improved. The cooling effect is enhanced, the water cooling temperature is reduced by 10 degrees, and the color fastness abnormal problem caused by overheating of the cloth cover is reduced. Because the elasticity of the knitted elastic cloth is large, the transfer printing cropping mode is improved from an A-shaped frame package to a cloth car swinging frame, and the influence of tension and package pressure on the cloth cover is reduced.
The above-described embodiment is only a preferred embodiment of the present invention, and is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.

Claims (3)

1. A high-fastness heat transfer printing process for elastic cloth is characterized in that: the method comprises the following steps:
step one, elastic stability process of knitted fabric: the cloth cover edge stripping and infrared centering device is added in the cloth feeding area, so that the centering stability of the cloth cover is improved;
printing transfer printing paper, and printing transfer printing patterns on blank printing base paper by using disperse dye;
step three, hardening and finishing are carried out before the printing of the knitted elastic fabric by adopting the temperature increase and the hand feeling modifier, and after finishing, the pattern on the transfer printing paper is transferred onto the knitted elastic fabric by adopting a printing machine;
step four, a transfer printing elastic cloth shaping process is adopted, and the width of a knitted elastic cloth transfer printing product is widened to 180cm;
step five, transferring a printing cleaning process, wherein the transfer printing temperature is 220 ℃, and after the transfer printing is finished, adopting a cloth vehicle to swing into a frame for cloth falling;
the cloth cover edge stripping and infrared centering device comprises an edge stripping piece group, a driving motor, a negative pressure box seat, a negative pressure generator, a driving roller seat, a transmission shaft and a driven support piece, wherein the negative pressure box seat and the driving roller seat are respectively fixed on a frame plate; the driven support piece comprises a pair of L-shaped support main bodies, each driven roller comprises a driven roller and a driven compression roller, the lower sections of the support main bodies are fixed on two sides of a negative pressure box seat, the upper sections of the L-shaped support main bodies are first connecting plates, the lower sections of the L-shaped support main bodies are second connecting plates, the first connecting plates and the second connecting plates are connected through hinges, the upper sections of the two support main bodies are connected with each other through the driven rollers and the driven compression rollers, the driving rollers and the driven rollers are connected through cloth, the driving rollers and the driven rollers are located outside the negative pressure box seat, the bottom surfaces of the driven rollers and the bottom surfaces of the driving rollers are located at the same level, and the diameters of the driven rollers and the driving rollers are the same.
2. The process for high-fastness thermal transfer printing of elastic cloth according to claim 1, wherein: the negative pressure through groove on the supporting plate points to the position of the driving roller.
3. The process for high-fastness thermal transfer printing of elastic cloth according to claim 1, wherein: every is to shelling the piece and all including a word gallows, sliding connection about the lower extreme of word gallows and the both sides of pedestal, the perpendicular feed direction of cloth of word gallows arranges, has hung two on every word gallows and shells the piece, and every shells the piece and all includes vertical pole, the connecting rod of 7 shapes of falling and the gyro wheel of shelling usefulness, the upper end of vertical pole is connected with the word frame, the lower extreme of vertical pole and the upper end fixed connection of connecting rod, the lower segment of connecting rod wears to establish on the gyro wheel of shelling usefulness.
CN202110748246.7A 2021-07-02 2021-07-02 High-fastness thermal transfer printing technology for elastic cloth Active CN115559140B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH381986A (en) * 1958-03-20 1964-09-15 Agfa Ag Method and device for the production of direct positives
US4339856A (en) * 1979-05-16 1982-07-20 Sando Iron Works Co., Ltd. Apparatus for continuous untwisting and crimping of a cloth
CN201183357Y (en) * 2008-02-18 2009-01-21 上海长胜纺织制品有限公司 Automatic fabric transport apparatus of transfer printing machine
CN104003231A (en) * 2014-05-27 2014-08-27 苏州比阳特服装设备有限公司 Edge peeling and positioning device of spreading machine
TWM506987U (en) * 2015-04-02 2015-08-11 Promell Materials Technology Inc Structure for roller-driven peeling device of negative pressure web boxes
CN105200826A (en) * 2015-10-12 2015-12-30 杭州临安市飞杰塑印有限公司 Fabric printing process
CN205188621U (en) * 2015-08-31 2016-04-27 上海鼎天时尚科技股份有限公司 Electric heat stretching machinery device
WO2018224785A1 (en) * 2017-06-08 2018-12-13 Tam Method for transfer printing a textile

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6812909B2 (en) * 2017-06-15 2021-01-13 京セラドキュメントソリューションズ株式会社 Transfer printing method and manufacturing method of printed matter

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH381986A (en) * 1958-03-20 1964-09-15 Agfa Ag Method and device for the production of direct positives
US4339856A (en) * 1979-05-16 1982-07-20 Sando Iron Works Co., Ltd. Apparatus for continuous untwisting and crimping of a cloth
CN201183357Y (en) * 2008-02-18 2009-01-21 上海长胜纺织制品有限公司 Automatic fabric transport apparatus of transfer printing machine
CN104003231A (en) * 2014-05-27 2014-08-27 苏州比阳特服装设备有限公司 Edge peeling and positioning device of spreading machine
TWM506987U (en) * 2015-04-02 2015-08-11 Promell Materials Technology Inc Structure for roller-driven peeling device of negative pressure web boxes
CN205188621U (en) * 2015-08-31 2016-04-27 上海鼎天时尚科技股份有限公司 Electric heat stretching machinery device
CN105200826A (en) * 2015-10-12 2015-12-30 杭州临安市飞杰塑印有限公司 Fabric printing process
WO2018224785A1 (en) * 2017-06-08 2018-12-13 Tam Method for transfer printing a textile

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