CN112251949B - Towel grey cloth warp beam dyeing process - Google Patents

Towel grey cloth warp beam dyeing process Download PDF

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Publication number
CN112251949B
CN112251949B CN202011129589.7A CN202011129589A CN112251949B CN 112251949 B CN112251949 B CN 112251949B CN 202011129589 A CN202011129589 A CN 202011129589A CN 112251949 B CN112251949 B CN 112251949B
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China
Prior art keywords
dyeing
grey cloth
towel
cylinder
winding drum
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CN202011129589.7A
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CN112251949A (en
Inventor
王冀中
刘学展
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Hebei Sanli Wool Textile Co ltd
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Hebei Sanli Wool Textile Co ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B3/00Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
    • D06B3/10Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
    • D06B3/14Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics in wound form
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B23/00Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
    • D06B23/02Rollers
    • D06B23/025Perforated rollers

Abstract

The invention relates to the technical field of towel dyeing, and provides a towel grey cloth warp beam dyeing process, which comprises the following steps: rolling: winding towel grey cloth to be dyed on a winding drum with meshes; dyeing: feeding the winding drum into a warp beam dyeing machine, immersing the winding drum in working liquid, and enabling the working liquid to penetrate through the wound towel grey cloth under the action of pressure; unwinding: taking out the winding drum from the working solution, and unwinding the towel grey cloth; ironing: ironing, seeping and softening the towel grey cloth; drying: and (5) drying the towel grey cloth in a tension-free manner according to the quality requirement. Through the technical scheme, the problem that the product quality is influenced due to the fact that the mechanical force on the towel grey cloth is large in the towel grey cloth dyeing process in the prior art is solved.

Description

Towel grey cloth warp beam dyeing process
Technical Field
The invention relates to the technical field of towel dyeing, in particular to a towel grey cloth warp beam dyeing process.
Background
The towel is a fabric with a looped pile structure formed by interweaving yarns of ground warp, hair warp and weft, a common dyeing process for towel grey cloth in the prior art is dyeing by an overflow machine, the yarns which are formed by cheese dyeing are needed to be woven in the grey cloth weaving process of the overflow machine and are used after sizing, desizing and rinsing are needed in the later period, the process is complex and high in cost, the grey cloth needs to be subjected to cold-batch treatment firstly after being treated in the grey cloth treatment, then dyeing can be carried out, in the dyeing process, the overflow machine is usually used, when the overflow machine is used for dyeing, dye liquor and the grey cloth do mutual circulation movement, the cloth moving water is adopted for dyeing, the working solution acts on the grey cloth under the action of mechanical force, in the dyeing process, the problems that a double-twist effect is easily formed, the looped pile shape is changed, the appearance style of the towel is irregular, the looped pile is protruded and the like exist, and only the finishing and the addition of a softening agent are carried out.
Disclosure of Invention
The invention provides a towel grey cloth warp beam dyeing process, which solves the problem that the product quality is influenced by large mechanical force on the towel grey cloth in the towel grey cloth dyeing process in the prior art.
The technical scheme of the invention is as follows:
the towel grey cloth warp beam dyeing process comprises the following steps:
rolling: winding the towel grey cloth to be dyed on a winding drum with meshes;
dyeing: feeding the winding drum into a warp beam dyeing machine, immersing the winding drum in working liquid, and enabling the working liquid to penetrate through the wound towel grey cloth under the action of pressure;
unwinding: taking out the winding drum from the working solution, and unwinding the towel grey cloth;
ironing: ironing towel grey cloth and carrying out water seepage softening treatment;
drying: and (5) drying the towel grey cloth in a tension-free manner according to the quality requirement.
Further, the dyeing process is carried out in the beam dyeing machine and comprises the following steps: bleaching, hot washing, acid washing, water washing and dyeing.
Further, in the bleaching step, bleaching is carried out for 40 minutes at 110 ℃ by using an oxygen bleaching process;
in the hot washing step, the washing is carried out for 20 minutes at 90 ℃;
in the step of washing, washing is carried out for 10 minutes at normal temperature;
in the dyeing step, dyeing is carried out at 60 ℃ for 20-30 minutes.
Further, 10g/L-20g/L of hydrophilic softening agent is used in the ironing step.
Further, the beam dyeing machine comprises:
a dyeing vat;
the winding drum is arranged in the dyeing cylinder and is used for winding towel grey cloth to be dyed;
a circulation channel, the circulation channel comprising,
a liquid inlet pipe arranged in the dyeing cylinder, wherein the opening of the liquid inlet pipe is positioned in the winding drum, the side wall of the dyeing cylinder is provided with a liquid outlet,
a heat exchanger communicated with the dyeing cylinder through the liquid outlet,
the inlet end of the circulating pump is communicated with the heat exchanger, and the outlet end of the circulating pump is communicated with the liquid inlet pipe;
annotate the material passageway, annotate the material passageway and include:
a quantitative barrel for preparing dye and chemical auxiliary agent, the quantitative barrel is communicated with the outlet end of the circulating pump,
and the inlet end of the material injection pump is communicated with the quantifying barrel, and the outlet end of the material injection pump is communicated with the inlet end of the circulating pump.
Further, the beam dyeing machine further comprises:
the preparation cylinder is arranged above the dyeing cylinder and communicated with the dyeing cylinder.
Further, the beam dyeing machine further comprises a water gauge pipe, the water gauge pipe is communicated with the dyeing cylinder, and scales are arranged on the water gauge pipe.
Further, the beam dyeing machine further comprises:
the safety valve is arranged at a position close to the bottom of the dyeing cylinder;
one end of the dyeing cylinder is open, a cylinder cover is arranged at the open end of the dyeing cylinder, when the safety valve is in a closed state, the cylinder cover cannot be opened, and when the safety valve is in an open state, the cylinder cover can be opened.
Further, the inner wall of the dyeing cylinder is provided with two rails along the direction of a bus;
the beam dyeing machine still includes the transfer car (buggy), the transfer car (buggy) includes:
the material pushing trolley is provided with two guide rails, and when the material erecting trolley needs to be conveyed into the dyeing cylinder, the two guide rails are opposite to the two rails;
and the material erecting vehicle is used for placing the winding drum, and material erecting idler wheels matched with the two guide rails are arranged below the material erecting vehicle.
The working principle and the beneficial effects of the invention are as follows:
in the prior art, most towel grey cloth dyeing processes adopt an overflow machine for dyeing, after towel grey cloth is woven, an overflow machine is used for dyeing, in the overflow machine dyeing process, the grey cloth is always in a motion state, working liquid of a dyeing material auxiliary agent acts on grey cloth fibers under the action of mechanical force, the impact force on the grey cloth fibers is large, the mechanical force borne by the grey cloth is strong, the weight loss rate of finished products is high, about 6%, a double-twist effect is easy to form, the appearance hairiness is large, the texture of looped piles is unclear, the weft is easy to incline, the appearance is poor, and the depilation rate of the finished products in the later period is high.
The method is characterized in that a warp beam dyeing process is adopted, towel grey cloth is wound on a winding drum with meshes, the winding drum is immersed in working solution, the winding drum is not moved, the working solution passes through the inside and outside of the winding drum through pressure, so that the working solution passes through the wound grey cloth for circular exchange, the working solution can be water, chemical additives and dyes according to the specific process flow, the fixed towel grey cloth is subjected to penetration exchange reaction through the dissolution of medium water, dyeing is completed, the towel grey cloth is always immersed in the working solution in the dyeing process and is kept static, the dyeing is performed through the circulation of the working solution, the mechanical force between the towel grey cloth and the working solution can be reduced, the fiber loss and damage are reduced, the weight loss rate is lower compared with that of an overflow machine dyeing mode, the weight loss can be reduced to about 2%, the double twist effect is reduced, the hairiness is reduced, the appearance form of the looped pile is not affected, the texture is clearer, the smoothness is more smooth, and the quality of finished products is better.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of a liquid conduit of a beam dyeing machine;
FIG. 2 is a schematic view of a beam dyeing machine;
FIG. 3 is a schematic view of a dyeing vat structure;
FIG. 4 is a schematic view of the structure of the transfer trolley;
FIG. 5 is a schematic view of the structure of the material pushing cart;
FIG. 6 is a schematic structural view of a material-lifting vehicle;
FIG. 7 is an enlarged view of a portion of FIG. 6A;
in the figure: 1 dyeing cylinder, 11 feed liquor pipe, 12 liquid outlet, 13 tracks, 14 cylinder covers, 2 winding drums, 3 heat exchangers, 4 circulating pumps, 5 quantitative buckets, 6 material injection pumps, 7 preparation cylinders, 8 water gauge pipes, 9 transfer vehicles, 91 material pushing vehicles, 911 lower supports, 912 upper supports, 9121 guide rails, 913 lifting mechanisms, 9131 first rotating shaft, 9132 second rotating shaft, 9133 third rotating shaft, 9134 fourth rotating shaft, 9135 first supporting arms, 9136 second supporting arms, 9137 fifth rotating shaft, 9138 nuts, 9139 lead screws, 914 material pushing rollers, 915 supporting frames, pushing hands, 92 material pushing vehicles, 921 supporting plates, 922 mesh plates, 923 placing wheels, 9231 blocking edges, 924 material pushing rollers, stoppers, 932 clamping grooves, 933 clamping plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall relate to the scope of protection of the present invention.
This embodiment proposes
A towel grey cloth warp beam dyeing process comprises the following steps:
rolling: winding the towel grey cloth to be dyed on a winding drum 2 with meshes;
dyeing: feeding the winding drum 2 into a beam dyeing machine, so that the winding drum 2 is immersed in the working solution, and the working solution penetrates through the wound towel grey cloth under the action of pressure;
unwinding: taking the winding drum 2 out of the working solution, and unwinding the towel grey cloth;
ironing: ironing, seeping and softening the towel grey cloth;
drying: and (4) drying the towel grey cloth in a tension-free manner according to the quality requirement.
The dyeing process is carried out in the beam dyeing machine and comprises the following steps: bleaching, hot washing, acid washing, water washing and dyeing.
In the bleaching step, an oxygen bleaching process is used for bleaching for 40 minutes at 110 ℃;
in the hot washing step, the mixture is hot washed for 20 minutes at 90 ℃;
in the water washing step, water washing is carried out for 10 minutes at normal temperature;
in the dyeing step, dyeing is carried out at 60 ℃ for 20-30 minutes.
The ironing step uses 10g/L-20g/L of hydrophilic softening agent.
In the prior art, most towel grey cloth dyeing processes adopt an overflow machine for dyeing, after towel grey cloth is woven, an overflow machine is used for dyeing, in the overflow machine dyeing process, the grey cloth is always in a motion state, working liquid of a dyeing material auxiliary agent acts on grey cloth fibers under the action of mechanical force, the impact force on the grey cloth fibers is large, the mechanical force borne by the grey cloth is strong, the weight loss rate of finished products is high, about 6%, a double-twist effect is easy to form, the appearance hairiness is large, the texture of looped piles is unclear, the weft is easy to incline, the appearance is poor, and the depilation rate of the finished products in the later period is high.
The method is characterized in that a warp beam dyeing process is adopted, towel grey cloth is wound on a winding drum 2 with meshes, the winding drum 2 is immersed in working solution, the winding drum 2 is not moved, the working solution penetrates through the inside and the outside of the winding drum 2 through pressure, so that the working solution penetrates through the wound grey cloth to be circularly exchanged, the working solution can be water, chemical additives and dyes according to the specific process flow, the fixed towel grey cloth is subjected to penetration exchange reaction through the dissolution of medium water, the dyeing is completed, the towel grey cloth is always immersed in the working solution in the dyeing process and is kept static, the dyeing is performed through the circulation of the working solution, the mechanical force between the towel of the grey cloth and the working solution can be reduced, the fiber loss and damage are reduced, the weight loss rate is lower compared with that of an overflow machine dyeing mode, the weight loss can be reduced to about 2%, the double twisting effect is reduced, the hairiness is reduced, the appearance form of looped piles cannot be affected, the texture is clearer, the smoothness is higher, and the quality of finished products is better.
In the dyeing process of the overflow machine, a softening agent is generally added in the dyeing process to soften grey cloth, so that the towel is more skin-friendly, smooth and comfortable, and the waste is serious.
The warp beam dyeing machine is dyeing equipment commonly used for filament light and thin fabrics, the filament light and thin fabrics belong to chemical fiber fabrics and are more easily beneficial to penetration of working solution after swelling in a wet state, towel grey cloth belongs to looped pure cotton woven fabrics, hardening performance is high in the wet state, the penetration force of the working solution is poor, fibers of the filament light and thin fabrics belong to a more loose state when treated in a high-temperature state, and the towel grey cloth is in a hardened and swollen state, so the warp beam dyeing machine cannot be generally used for dyeing the towel grey cloth. The warp beam dyeing process adopts a special warp beam dyeing machine for towel grey cloth, and is more suitable for dyeing the towel grey cloth.
The beam dyeing machine includes:
a dyeing vat 1;
the winding drum 2 is arranged in the dyeing cylinder 1 and is used for winding towel grey cloth to be dyed;
a circulation channel, the circulation channel comprising,
a liquid inlet pipe 11 arranged in the dyeing cylinder 1, an opening of the liquid inlet pipe 11 is positioned in the winding drum 2, a liquid outlet 12 is arranged on the side wall of the dyeing cylinder 1,
the heat exchanger 3 is communicated with the dyeing cylinder 1 through a liquid outlet 12,
the inlet end of the circulating pump 4 is communicated with the heat exchanger 3, and the outlet end of the circulating pump 4 is communicated with the liquid inlet pipe 11;
annotate the material passageway, annotate the material passageway and include:
a quantitative barrel 5 for preparing dye and chemical auxiliary agent, the quantitative barrel 5 is communicated with the outlet end of the circulating pump 4,
and the inlet end of the material injection pump 6 is communicated with the quantitative barrel 5, and the outlet end of the material injection pump 6 is communicated with the inlet end of the circulating pump 4.
Winding towel grey cloth on a winding drum 2, closing a dyeing drum 1, starting an equipment operation process, firstly adding water into the dyeing drum 1 according to set parameters, after the water level reaches a set value, receiving a signal by a circulating pump 4 to start working, circulating liquid in a circulating channel, enabling the opening of a liquid inlet pipe 11 to be positioned in the winding drum 2, enabling the flow direction of the liquid to be from the inside of the winding drum 2 to the outside of the winding drum 2, enabling the liquid to permeate the grey cloth from inside to outside, when the process is operated to the step of needing to add chemical additives or dyes, directly adding water into a quantitative drum 5 or refluxing the liquid in the circulating channel into the quantitative drum 5 to dissolve the chemical additives or dyes, after the dissolution requirement is met, starting a material injection pump 6, injecting the chemical additives or dyes, optionally opening the material injection pump 3 according to the quantitative material injection mode or the direct injection mode, controlling whether the part of the liquid in the circulating channel is refluxed to the quantitative drum 5 or not according to the requirement, when the process is operated to the step of needing to heat, opening the heat exchanger, controlling the water discharge rate according to set, controlling the temperature rise or not to heat the temperature rise after the process is finished, and controlling the temperature rise.
The beam dyeing machine further comprises:
and a reserve cylinder 7, wherein the reserve cylinder 7 is arranged above the dyeing cylinder 1 and is communicated with the dyeing cylinder 1.
Prepare jar 7 and 1 intercommunication department of staining jar and be equipped with the valve, when technology moves to the heating step, heat exchanger 3 is opened and is heated up liquid, along with the liquid temperature rise, the liquid volume increases, prepare jar 7 valve is opened, partial liquid gets into in preparing jar 7, prepare the jar 7 and hold the part behind the liquid expansion, guarantee heating process in-cylinder pressure stability, need notice can not exceed the maximum limit of settlement when adding water to staining jar 1, avoid preparing jar 7 and can not hold the liquid after the expansion completely, cause the potential safety hazard.
The beam dyeing machine further comprises a water gauge pipe 8, the water gauge pipe 8 is communicated with the dyeing cylinder 1, and scales are arranged on the water gauge pipe 8.
The dyeing tank 1 is connected with a water gauge pipe 8 for observing the water level in the dyeing tank 1, ensuring the appropriate water adding amount and avoiding the over-less water adding or over-more water adding.
The beam dyeing machine further comprises:
the safety valve is arranged at a position close to the bottom of the dyeing cylinder 1;
one end opening of dyeing jar 1, the open end is equipped with cylinder cap 14, and when the relief valve was in the closed condition, cylinder cap 14 can't be opened, and when the relief valve was in the open mode, cylinder cap 14 can open.
The safety valve is arranged at a position close to the bottom of the dyeing cylinder 1 and connected with the cylinder cover 14 through the interlocking device, the safety valve is in an opening state after the dyeing cylinder 1 drains water to a position where the liquid level is lower than the safety valve, the cylinder cover 14 can be opened, the liquid level in the dyeing cylinder 1 is higher than the safety valve, the safety valve is in a closing state, the cylinder cover 14 cannot be opened at the moment, and safety when the cylinder cover 14 is opened is guaranteed.
The quantitative barrel 5 is also provided with a steam inlet.
Be equipped with steam inlet on the ration section of thick bamboo to be connected with the steam valve, when dissolving chemical auxiliary and dyestuff, need heat sometimes, steam generation device is connected to the steam valve this moment, heats quantitative 5 insides.
Still be equipped with agitating unit in ration bucket 5, accelerate dissolving of chemical additive and dyestuff through the stirring to guarantee that it dissolves evenly.
The inner wall of the dyeing cylinder 1 is provided with two rails 13 along the bus direction;
beam dyeing machine still includes transfer car 9, and transfer car 9 includes:
the material pushing trolley 91 is provided with two guide rails 9121, and when the material erecting trolley 92 needs to be conveyed into the dyeing cylinder 1, the two guide rails 9121 are opposite to the two rails 13;
the rack material trolley 92 is used for placing the winding drum 2, and the rack material roller 924 matched with the two guide rails 9121 is arranged below the rack material trolley 92.
The grey cloth is wound on the winding drum 2, the winding drum 2 is erected on the material pushing trolley 92, a track 13 along the bus direction is arranged in the dyeing cylinder 1 in the winding drum process for dyeing the grey cloth, the material pushing trolley 91 is used for conveying the material pushing trolley 92 to the opening of the dyeing cylinder 1, the guide rail 9121 of the material pushing trolley 91 is aligned with the track 13 in the dyeing cylinder 1, the material pushing trolley 92 can be pushed, the material pushing idler wheels 924 on the material pushing trolley 92 roll to the track 13 in the dyeing cylinder 1 from the guide rail 9121 on the material pushing trolley 91, the material pushing trolley 92 and the winding drum 2 are pushed into the dyeing cylinder 1 together, the use is convenient, and the transfer of the winding drum 2 is convenient.
The skip 92 includes:
the two support plates 921 are oppositely arranged, the material-lifting rollers 924 are arranged on the support plates 921, the support plates 921 are provided with arc-shaped placing grooves, and the number of the support plates 921 is two;
and a mesh plate 922 disposed between the two support plates 921.
The winding drum 2 is erected in the placing grooves in the two supporting plates 921, stability is guaranteed, a mesh plate 922 is arranged between the two supporting plates 921, liquid can pass through meshes, liquid flowing in the dyeing process cannot be affected, meanwhile, a supporting effect can be achieved on gray fabric wound on the winding drum 2, and excessive drooping of the gray fabric is avoided.
The skip 92 further includes:
place wheel 923, the opening part of standing groove is equipped with two and rotates the wheel 923 of placing that sets up, and the one side of placing wheel 923 is equipped with keeps off along 9231 for backstop take-up reel 2 is along radial movement.
Through placing wheel 923 support winding bobbin 2, convenient location reduces the area of contact with backup pad 921, also more stable, and winding bobbin 2 sets up between 9231 the fender edge of placing wheel 923 on two backup pads 921, avoids winding bobbin 2 to slide on the length direction of pressing from both sides the skip.
The transfer trolley 9 also comprises a limiting mechanism comprising,
a block 931, the block 931 is arranged on the pushing cart 91;
a clamping groove 932 arranged on the guide rail 9121 and positioned at one end far away from the push handle 916;
and a clamping plate 933 for clamping in the clamping groove 932, wherein the material erecting vehicle 92 is arranged between the stop 931 and the clamping groove 932.
The pusher 91 comprises a lower support 911 and an upper support 912, the upper support 912 is connected with the lower support 911 through a lifting mechanism 913, a pushing roller 914 is arranged on the lower support 911, and a guide rail 9121 is arranged on the upper support 912.
The lower support 911 of the material pushing trolley 91 is provided with a material pushing roller 914, so that the material pushing trolley 91 is conveniently pushed, the upper support 912 of the material pushing trolley 91 is connected with the lower support 911 through a lifting mechanism 913, the height of the upper support 912 can be adjusted, and then the height of the guide rail 9121 is adjusted, so that the guide rail 9121 can adapt to the height of the track 13 in the dyeing cylinder 1, is aligned with the track 13, and facilitates the transportation of the material erecting trolley 92.
The lifting mechanism 913 includes:
a first rotating shaft 9131 fixedly provided on the lower bracket 911;
a second rotating shaft 9132 slidably disposed on the lower bracket 911;
a third rotating shaft 9133 fixedly provided on the upper bracket 912;
a fourth rotating shaft 9134 slidably disposed on the upper bracket 912;
a first support arm 9135 having one end rotatably disposed on the first rotating shaft 9131 and the other end rotatably disposed on the fourth rotating shaft 9134;
a second supporting arm 9136, one end of which is rotatably provided on the second rotating shaft 9132 and the other end of which is rotatably provided on the third rotating shaft 9133;
the fifth rotating shaft 9137, and the middle portions of the first support arm 9135 and the second support arm 9136 are rotatably disposed through the fifth rotating shaft 9137.
Form through above-mentioned structure and cut formula elevation structure, simple structure supports stably.
The pusher 91 further includes a locking mechanism, which includes:
a nut 9138 provided on the second rotating shaft 9132;
the lead screw 9139 is rotatably arranged on the lower bracket 911 and is engaged with the nut 9138.
The screw 9138 can be horizontally moved by rotating the lead screw 9139, the second rotating shaft 9132 is driven to move, the first supporting arm 9135 and the second supporting arm 9136 are rotated, so that the upper bracket 912 is lifted or lowered, the self-locking function of the lead screw 9138 9139 is used for realizing locking, and the adjustment and the locking are convenient.
The pusher 91 further includes:
and a support frame 915 arranged on the lower support frame 911 and vertical to the lower support frame 911, wherein the upper support frame 912 slides on the support frame 915 along the vertical direction.
The sliding of the upper bracket 912 is further limited by the support frame 915, which promotes the stability of the structure.
The pusher 91 further includes:
a pushing handle 916 disposed on the supporting frame 915.
A pushing handle 916 is arranged on the supporting frame 915 to facilitate pushing the material pushing cart 91.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The towel grey cloth warp beam dyeing process is characterized by comprising the following steps:
rolling: winding the towel grey cloth to be dyed on a winding drum (2) with meshes;
dyeing: the winding drum (2) is sent into a warp beam dyeing machine, so that the winding drum (2) is immersed in the working solution, the winding drum (2) is not moved, and the working solution passes through the wound towel grey cloth under the action of pressure;
unwinding: taking out the winding drum (2) from the working solution, and unwinding the towel grey cloth;
ironing: ironing towel grey cloth and carrying out water seepage softening treatment;
drying: carrying out tension-free drying on towel grey cloth according to the quality requirement;
the beam dyeing machine includes:
a dyeing vat (1);
the winding drum (2) is arranged in the dyeing cylinder (1) and is used for winding towel grey cloth to be dyed;
a circulation channel, the circulation channel comprising,
a liquid inlet pipe (11) arranged in the dyeing cylinder (1), the opening of the liquid inlet pipe (11) is positioned in the winding drum (2), a liquid outlet (12) is arranged on the side wall of the dyeing cylinder (1),
a heat exchanger (3) communicated with the dyeing cylinder (1) through the liquid outlet (12),
the inlet end of the circulating pump (4) is communicated with the heat exchanger (3), and the outlet end of the circulating pump (4) is communicated with the liquid inlet pipe (11);
annotate the material passageway, annotate the material passageway and include:
a quantitative barrel (5) used for preparing dyes and chemical additives, the quantitative barrel (5) is communicated with the outlet end of the circulating pump (4),
the inlet end of the material injection pump (6) is communicated with the quantitative barrel (5), and the outlet end of the material injection pump (6) is communicated with the inlet end of the circulating pump (4);
further comprising:
a preparatory cylinder (7), wherein the preparatory cylinder (7) is arranged above the dyeing cylinder (1) and is communicated with the dyeing cylinder (1).
2. The towel blank warp beam dyeing process according to claim 1, wherein the dyeing process is carried out in said warp beam dyeing machine and comprises the following steps: bleaching, hot washing, acid washing, water washing and dyeing.
3. The towel blank warp beam dyeing process according to claim 2,
in the bleaching step, an oxygen bleaching process is used for bleaching at 110 ℃ for 40 minutes;
in the hot washing step, the washing is carried out for 20 minutes at 90 ℃;
in the step of washing, washing is carried out for 10 minutes at normal temperature;
in the dyeing step, dyeing is carried out at 60 ℃ for 20-30 minutes.
4. The towel blank warp beam dyeing process according to claim 1, characterized in that in the ironing step, a hydrophilic softening agent is used in an amount of 10-20 g/L.
5. The towel grey cloth beam dyeing process according to claim 1, characterized in that the beam dyeing machine further comprises a water gauge pipe (8), the water gauge pipe (8) is communicated with the dyeing cylinder (1), and scales are arranged on the water gauge pipe (8).
6. The towel blank warp beam dyeing process according to claim 1, wherein said warp beam dyeing machine further comprises:
the safety valve is arranged at a position close to the bottom of the dyeing cylinder (1);
one end of the dyeing cylinder (1) is open, a cylinder cover (14) is arranged at the open end, when the safety valve is in a closed state, the cylinder cover (14) cannot be opened, and when the safety valve is in an open state, the cylinder cover (14) can be opened.
7. The towel grey cloth warp beam dyeing process according to the claim 6, characterized in that the inner wall of the dyeing cylinder (1) is provided with two rails (13) along the generatrix direction;
the beam dyeing machine further comprises a transfer trolley (9), the transfer trolley (9) comprising:
the material pushing trolley (91) is provided with two guide rails (9121), and when the material lifting trolley (92) needs to be conveyed into the dyeing cylinder (1), the two guide rails (9121) are opposite to the two rails (13);
the winding drum rack comprises a rack trolley (92) used for placing a winding drum (2), wherein the rack trolley (92) is provided with two rack idler wheels (924) matched with the guide rails (9121) below.
CN202011129589.7A 2020-10-21 2020-10-21 Towel grey cloth warp beam dyeing process Active CN112251949B (en)

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CN112251949B true CN112251949B (en) 2023-01-31

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CN112936486B (en) * 2021-03-24 2024-02-02 新昌县艺力机械有限公司 Bleaching and dyeing system with low vacuum Wen Mupi

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