CN112921539B - Atomizing spraying sizing device and method for digital printing pretreatment of high-pile fabric - Google Patents
Atomizing spraying sizing device and method for digital printing pretreatment of high-pile fabric Download PDFInfo
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- CN112921539B CN112921539B CN202110316061.9A CN202110316061A CN112921539B CN 112921539 B CN112921539 B CN 112921539B CN 202110316061 A CN202110316061 A CN 202110316061A CN 112921539 B CN112921539 B CN 112921539B
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- atomizing
- slurry
- atomizing nozzles
- nozzles
- digital printing
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B1/00—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating
- D06B1/02—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating by spraying or projecting
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component 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
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration, distillation
Abstract
The invention relates to an atomization spraying sizing device and method for digital printing pretreatment of high-velvet fabrics, wherein a cloth guide roller mechanism is arranged on a frame and used for guiding and conveying the fabrics; the atomizing spraying mechanism is arranged on the frame and is positioned above the cloth guide roller mechanism and is used for spraying white slurry on the fabric; the atomizing spraying mechanism comprises a slurry tank, a slurry supply pump and a plurality of rows of atomizing nozzles, wherein the slurry tank is used for containing white slurry, the slurry supply pump is used for conveying the white slurry in the slurry tank to the atomizing nozzles, each row of atomizing nozzles is provided with a set of traversing mechanism, and the traversing mechanism drives the atomizing nozzles in the same row to translate along the width direction of the fabric. When the atomizing spraying sizing device is used for sizing pretreatment of high-pile fabric, 30% -80% of white pulp can be uniformly carried on the surface of the fabric on the premise of not dumping down the pile, and a good foundation is provided for subsequent ink-jet digital printing.
Description
Technical Field
The invention relates to the technical field of digital printing of fabrics, in particular to an atomization spraying sizing device and method for digital printing pretreatment of high-velvet fabrics.
Background
Before digital printing, the fabric needs to be subjected to sizing pretreatment, and the sizing purpose is to uniformly carry a layer of sizing agent on the surface of the fabric, prevent dye infiltration, ensure the precision of printed patterns and meet the color development requirement of the dye. Currently, the pretreatment methods for sizing the plush fabric mainly comprise padding method, screen printing sizing method and leaching method. The purpose of both of these methods is to have the fabric carry a certain amount of slurry before printing. Padding and suction processes essentially belong to one class, essentially for any slurry. The screen sizing method is only applicable to slurry with viscosity. All the three methods have the advantage that the liquid carrying rate on the fabric after finishing the treatment is relatively uniform when the short-pile fabric is sized. However, when the three sizing pretreatment methods are used for pretreating high-pile fabrics and fabrics with higher gram weights, such as Gao Rongla sert carpets, the high-pile raschel carpets are all pressed down, and once the piles are pressed down, i.e. one pile is pressed on the other pile, the piles are laminated, ink is printed in the condition, and in the pressing and infiltration process, slurry can flow from the head of one pile to the head of the other pile with ink, so that the infiltration effect is very poor.
Therefore, it is necessary to develop an atomization spraying sizing device and method for digital printing pretreatment of high-pile fabrics to solve the problem of poor sizing permeability of the high-pile fabrics at present.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an atomization spraying sizing device for digital printing pretreatment of high-velvet fabrics, which is reasonable in structural design, and an atomization spraying sizing method.
The invention solves the problems by adopting the following technical scheme: an atomizing spraying sizing device for digital printing pretreatment of high-pile fabrics comprises a frame and is characterized in that: further comprises:
the cloth guide roller mechanism is arranged on the frame and used for guiding and conveying the fabric; and
the atomization spraying mechanism is arranged on the frame and is positioned above the cloth guide roller mechanism and is used for spraying white slurry on fabrics;
the atomizing spraying mechanism comprises a slurry tank, a slurry supply pump and a plurality of rows of atomizing nozzles, wherein the slurry tank is used for containing white slurry, the slurry supply pump is used for conveying the white slurry in the slurry tank to the atomizing nozzles, each row of atomizing nozzles is provided with a set of sideslip mechanism, and the sideslip mechanism drives the atomizing nozzles in the same row to translate along the width direction of the fabric.
Preferably, the atomization spraying sizing device is further provided with a primary pulp barrel and a booster pump, the inlet end of the booster pump is communicated with the primary pulp barrel, the outlet end of the booster pump is communicated with the pulp tank, and a filter is arranged at the outlet end of the booster pump.
Preferably, a liquid level sensor is arranged in the slurry tank, and the liquid level sensor is in communication connection with the booster pump.
Preferably, the atomizing nozzles are arranged in three rows, each row is provided with six atomizing nozzles, and the six atomizing nozzles in the same row are arranged on one channel beam.
Preferably, the transverse moving mechanism comprises a transverse moving motor, a ball screw, a screw nut, a guide shaft, a sliding block and a limiting block; the transverse moving motor and the guide shaft are both arranged on the frame and are respectively positioned at two sides of the channel steel beam, the transverse moving motor is connected with the ball screw, the screw nut is in transmission connection with the ball screw, and the screw nut is connected with the channel steel beam; the sliding block is slidably arranged on the guide shaft and is connected with the channel steel cross beam; the limiting blocks are arranged in two and fixedly mounted on the guide shaft, the sliding block is located between the two limiting blocks, and the two limiting blocks limit the stroke of the sliding block.
Preferably, the slurry supply pump adopts a gear pump, six slurry supply pumps are arranged, one slurry supply pump corresponds to one row of atomizing nozzles in the three rows of atomizing nozzles, the inlet end of the slurry supply pump is communicated with the slurry tank, and the outlet end of the slurry supply pump is respectively communicated with each atomizing nozzle in the one row of atomizing nozzles through a one-to-three liquid distributor.
Preferably, each row of atomizing nozzles is provided with an air inlet port, the air inlet ports are communicated with the atomizing nozzles through an air path and are used for providing compressed air for the atomizing nozzles, so that white slurry is sprayed out after being atomized, and a pressure valve is arranged on the air path.
Preferably, a pressure sensor is mounted at the outlet end of the pulp feed pump.
Preferably, the cloth guide roller mechanism is driven by a motor.
Preferably, the distance between the two limiting blocks is 30cm.
The invention also provides an atomization spraying sizing method for the digital printing pretreatment of the high-velvet fabric, which is implemented by adopting the atomization spraying sizing device and is characterized in that: the atomization spraying sizing method comprises the following steps: the high-velvet fabric is conveyed by utilizing the cloth guide roller mechanism, the atomizing nozzles are opened to spray white pulp, and the traversing mechanism is utilized to drive a row of atomizing nozzles to traverse left and right, so that the atomizing nozzles spray and perform left and right scanning movement at the same time, the positions of the nozzle junctions are continuously changed, and the pulp carrying quantity errors between the nozzles are compensated.
Compared with the prior art, the invention has the following advantages and effects:
1. when the atomizing spraying sizing device is used for sizing pretreatment of high-velvet fabric, 30% -80% of white pulp can be uniformly carried on the surface of the fabric on the premise that the velvet is not pressed down, a good foundation is provided for subsequent ink-jet digital printing, after the subsequent ink-jet digital printing, the surface of the white pulp and the velvet is covered by ink, and in the subsequent pressure infiltration process, the white pulp is infiltrated to the bottom of the fabric along the velvet with ink, so that the effect of complete infiltration is achieved;
2. each row of atomizing nozzles can be independently controlled to transversely move left and right, so that the atomizing nozzles spray and perform left and right scanning movement at the same time, the junction of the nozzles is continuously changed, the slurry carrying amount error between the nozzles is compensated, and the sizing uniformity of the fabric in the whole width direction is better;
3. a liquid level sensor is arranged in the slurry tank and is in communication connection with the booster pump, so that the start and stop of the booster pump are controlled, and sufficient white slurry is timely supplemented into the slurry tank; realizing automatic control;
4. the outlet end of the slurry supply pump is provided with a pressure sensor which can monitor whether the atomizing nozzle works normally or not so as to conveniently judge whether the atomizing nozzle is blocked or not;
5. compressed air is supplied to the atomizing nozzle through the air inlet port, so that white slurry is sprayed out in an atomized form, and is more uniformly sprayed on the fabric;
6. the atomization spraying sizing method has good sizing effect, is particularly suitable for sizing high-pile fabrics, can not press down the pile, and has good permeability.
Drawings
In order to more clearly illustrate the embodiments of the invention or the solutions in the prior art, a brief description will be given below of the drawings that are needed in the description of the embodiments or the prior art, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a front view structure of an embodiment of the present invention.
Fig. 3 is a schematic rear view of an embodiment of the present invention.
Fig. 4 is a right-side view schematically illustrating an embodiment of the present invention.
Fig. 5 is a schematic top view of an embodiment of the present invention.
Reference numerals illustrate: the device comprises a frame 110, a cloth guide roller mechanism 111, a slurry tank 112, a slurry supply pump 113, an atomizing nozzle 114, a raw slurry barrel 115, a booster pump 116, a filter 117, a channel beam 118, a one-to-three liquid distributor 119, an air inlet port 120, a pressure valve 121, a traversing motor 122, a ball screw 123, a screw nut 124, a guide shaft 125, a slide block 126, a limiting block 127, a pressure sensor 128 and a motor 129.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
Examples
See fig. 1 to 5.
The embodiment discloses an atomization spraying sizing device for digital printing pretreatment of high-pile fabrics, and the high-pile fabrics take Raschel blanket as an example. The atomization spraying sizing device comprises a frame 110, a cloth guide roller mechanism 111, an atomization spraying mechanism, a raw pulp barrel 115 and a booster pump 116. The cloth guide mechanism 111 is mounted on the frame 110 and driven by a motor 129 for guiding the fabric. The atomizing spray mechanism is mounted on the frame 110 above the cloth guide roller mechanism 111 for spraying white slurry to the fabric.
In this embodiment, the atomizing spray mechanism includes a slurry tank 112, a slurry supply pump 113, and three rows of atomizing nozzles 114, each row being provided with six atomizing nozzles 114, and the six atomizing nozzles 114 in the same row being mounted on one channel beam 118. The stock tank 112 is used for containing white pulp, the pulp supply pump 113 is used for conveying the white pulp in the stock tank 112 to the atomizing nozzles 114, each row of atomizing nozzles 114 is provided with a set of traversing mechanism, and the traversing mechanism drives the atomizing nozzles 114 in the same row to translate along the width direction of the fabric.
In the present embodiment, an inlet end of the booster pump 116 is connected to the raw slurry tank 115, an outlet end of the booster pump 116 is connected to the slurry tank 112, and a filter 117 is installed at the outlet end of the booster pump 116. A liquid level sensor is mounted in the slurry tank 112 and is in communication with the booster pump 116. The liquid level sensor is used for monitoring the amount of white pulp in the pulp tank 112, when the amount of white pulp is insufficient, the booster pump 116 is started, white pulp is input into the pulp tank 112, and when the input amount reaches a set value, the booster pump 116 is stopped to continue to work.
In this embodiment, the slurry pump 113 employs a gear pump, six slurry pumps are provided, one slurry pump 113 corresponds to one row of atomizing nozzles 114 of the three rows of atomizing nozzles 114, the inlet end of the slurry pump 113 is connected to the slurry tank 112, and the outlet end of the slurry pump 113 is connected to each atomizing nozzle 114 of the one row of atomizing nozzles 114 through one-to-three liquid distributor 119. The outlet end of the slurry pump 113 is provided with a pressure sensor 128 which can monitor whether the atomizing nozzle is working properly or not, so as to conveniently judge whether the atomizing nozzle is blocked or not.
In this embodiment, each row of atomizing nozzles 114 is configured with an air inlet 120, and the air inlet 120 is connected to the atomizing nozzles 114 through an air path, and is used for providing compressed air for the atomizing nozzles 114, so that white pulp is atomized and sprayed out, and therefore, the white pulp is more uniformly scattered on the fabric, and a pressure valve 121 is arranged on the air path.
In the present embodiment, the traversing mechanism includes a traversing motor 122, a ball screw 123, a screw nut 124, a guide shaft 125, a slider 126, and a stopper 127; the traversing motor 122 and the guide shaft 125 are both arranged on the frame 110 and are respectively positioned at two sides of the channel beam 118, the traversing motor 122 is connected with the ball screw 123, the screw nut 124 is in transmission connection with the ball screw 123, and the screw nut 124 is connected with the channel beam 118; the traversing motor drives the ball screw 123 to rotate, and then drives the channel beam 118 to traverse through the screw nut 124.
The sliding block 126 is slidably mounted on the guide shaft 125, and the sliding block 126 is connected with the channel beam 118; the two limiting blocks 127 are fixedly installed on the guide shaft 125, the sliding block 126 is located between the two limiting blocks 127, the two limiting blocks 127 limit the travel of the sliding block 126, and in the embodiment, the distance between the two limiting blocks 127 is 30cm, namely, the left-right lateral movement travel of each row of atomizing nozzles is 30cm.
The method for carrying out atomization spraying sizing on the high-velvet fabric by adopting the atomization spraying sizing device comprises the following steps: the high-velvet fabric is conveyed by the cloth guide roller mechanism 111, the atomizing nozzles 114 are opened to spray white pulp, and the traversing mechanism drives a row of atomizing nozzles 114 to traverse left and right, so that the atomizing nozzles 114 spray and perform left and right scanning movement at the same time, the positions of the nozzle junctions are continuously changed, the pulp carrying amount errors between the nozzles are compensated, and the sizing uniformity of the fabric in the whole width direction is better. The atomization spraying sizing method has good sizing effect, is particularly suitable for sizing high-pile fabrics, can not press down the pile, and has good permeability.
In the atomized spray sizing method, the amount of the sizing of different fabrics can be adjusted by adjusting the speed of the cloth guide roller mechanism 111. The fan-shaped size and angle of the atomized liquid sprayed by the atomizing nozzle 114 can be adjusted by adjusting the angle of the atomizing nozzle 114 and the size of the compressed air, and the atomizing nozzle 114 can stably spray atomized white slurry under the condition that the compressed air and the white slurry are continuously supplied. The atomizing nozzles 114 are fixed in height and, when the pressure is fixed, the coverage area of the spray atomized slurry is fixed. The flow rate of the atomizing nozzle 114 can be made uniform by adjusting the rotation speed of the slurry supply pump 113. The cross-coverage of three rows of atomizing nozzles 114 may maximize the uniformity of the spray.
In this example, the white slurry consisted of a synthetic thickener, water and penetrant, with a viscosity of 500-3000CPS. The specific pulp carrying amount of the Raschel blanket is 30-80%.
When the atomization spraying sizing device is used for sizing pretreatment of high-pile fabric numbers, 30% -80% of white pulp can be uniformly arranged on the surface of the Raschel blanket on the premise that the piles are not overwhelmed, a good foundation is provided for subsequent ink-jet digital printing, after the subsequent ink-jet digital printing is carried out, ink can be covered on the surfaces of the white pulp and the piles, and in the subsequent pressure infiltration process, the white pulp is carried with ink to permeate to the bottom of the Raschel blanket along the piles, so that the effect of complete permeation is achieved.
In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present invention. Equivalent or simple changes of the structure, characteristics and principle of the present invention are included in the protection scope of the present invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.
Claims (8)
1. An atomization spraying sizing device for digital printing pretreatment of high-pile fabrics, which comprises a frame (110), and is characterized in that: further comprises:
a cloth guide roller mechanism (111) which is installed on the frame (110) and is used for guiding and conveying the fabric; and
the atomization spraying mechanism is arranged on the frame (110) and is positioned above the cloth guide roller mechanism (111) and is used for spraying white slurry on fabrics;
the atomizing spraying mechanism comprises a slurry tank (112), a slurry supply pump (113) and a plurality of rows of atomizing nozzles (114), wherein the slurry tank (112) is used for containing white slurry, the slurry supply pump (113) is used for conveying the white slurry in the slurry tank (112) to the atomizing nozzles (114), each row of atomizing nozzles (114) is provided with a set of traversing mechanism, and the traversing mechanism drives the atomizing nozzles (114) in the same row to translate along the width direction of the fabric;
the atomizing nozzles (114) are arranged in three rows, each row is provided with six atomizing nozzles (114), and the six atomizing nozzles (114) in the same row are arranged on one channel steel beam (118);
the transverse moving mechanism comprises a transverse moving motor (122), a ball screw (123), a screw nut (124), a guide shaft (125), a sliding block (126) and a limiting block (127);
the transverse moving motor (122) and the guide shaft (125) are both arranged on the frame (110) and are respectively positioned at two sides of the channel steel cross beam (118), the transverse moving motor (122) is connected with the ball screw (123), the screw nut (124) is in transmission connection with the ball screw (123), and the screw nut (124) is connected with the channel steel cross beam (118); the sliding block (126) is slidably arranged on the guide shaft (125), and the sliding block (126) is connected with the channel steel cross beam (118); the two limiting blocks (127) are arranged and fixedly mounted on the guide shaft (125), the sliding block (126) is located between the two limiting blocks (127), and the two limiting blocks (127) limit the stroke of the sliding block (126).
2. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 1, wherein: the atomization spraying sizing device is further provided with a primary pulp barrel (115) and a booster pump (116), wherein the inlet end of the booster pump (116) is communicated with the primary pulp barrel (115), the outlet end of the booster pump (116) is communicated with the pulp tank (112), and a filter (117) is arranged at the outlet end of the booster pump (116).
3. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 2, wherein: a liquid level sensor is arranged in the slurry tank (112), and the liquid level sensor is in communication connection with a booster pump (116).
4. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 1, wherein: the slurry supply pumps (113) adopt gear pumps, six slurry supply pumps (113) are arranged, one row of atomizing nozzles (114) in the corresponding three rows of atomizing nozzles (114), the inlet ends of the slurry supply pumps (113) are communicated with the slurry tank (112), and the outlet ends of the slurry supply pumps (113) are respectively communicated with each atomizing nozzle (114) in the row of atomizing nozzles (114) through a one-to-three liquid distributor (119).
5. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 1, wherein: each row of atomizing nozzles (114) is provided with an air inlet port (120), the air inlet ports (120) are communicated to the atomizing nozzles (114) through an air path, the air inlet ports are used for providing compressed air for the atomizing nozzles (114) so that white slurry is sprayed out after being atomized, and a pressure valve (121) is arranged on the air path.
6. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 4, wherein: a pressure sensor (128) is arranged at the outlet end of the slurry supply pump (113).
7. The atomizing spray sizing device for digital printing pretreatment of high pile fabrics according to claim 1, wherein: the cloth guide roller mechanism (111) is driven by a motor (129).
8. An atomized spray sizing method for digital printing pretreatment of high-pile fabrics, which is implemented by using the atomized spray sizing device according to any one of claims 1-7, and is characterized in that: the atomization spraying sizing method comprises the following steps: the high-velvet fabric is conveyed by utilizing a cloth guide roller mechanism (111), an atomization nozzle (114) is opened to spray white pulp, and a row of atomization nozzles (114) are driven by a traversing mechanism to traverse left and right, so that the atomization nozzles (114) spray and perform left and right scanning movement at the same time, the positions of the nozzle junctions are changed continuously, and the pulp carrying amount errors between the nozzles are compensated.
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| CN202110316061.9A CN112921539B (en) | 2021-03-24 | 2021-03-24 | Atomizing spraying sizing device and method for digital printing pretreatment of high-pile fabric |
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| CN202110316061.9A CN112921539B (en) | 2021-03-24 | 2021-03-24 | Atomizing spraying sizing device and method for digital printing pretreatment of high-pile fabric |
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| CN112921539B true CN112921539B (en) | 2023-08-18 |
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| CN113863000A (en) * | 2021-11-01 | 2021-12-31 | 浙江莹隆纤维科技有限公司 | Preparation method of three-dimensional fluorescent graphene fiber |
| CN115522399A (en) * | 2022-10-10 | 2022-12-27 | 杭州宏鹰数码科技有限公司 | Digital printing process for fur |
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|---|---|---|---|---|
| FR872915A (en) * | 1940-03-27 | 1942-06-23 | Process and device for printing fabrics of all kinds | |
| EP0226687A1 (en) * | 1985-12-06 | 1987-07-01 | Bernard Papapietro | Method for printing sheet-like material |
| CN201678832U (en) * | 2010-03-25 | 2010-12-22 | 王青淼 | Spray textile sizing machine |
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