CN112921538A - Air knife spraying sizing device and method for digital printing pretreatment of high-density velvet fabric - Google Patents
Air knife spraying sizing device and method for digital printing pretreatment of high-density velvet fabric Download PDFInfo
- Publication number
- CN112921538A CN112921538A CN202110314883.3A CN202110314883A CN112921538A CN 112921538 A CN112921538 A CN 112921538A CN 202110314883 A CN202110314883 A CN 202110314883A CN 112921538 A CN112921538 A CN 112921538A
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- Prior art keywords
- air knife
- slurry
- digital printing
- sizing device
- spraying
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- 239000004744 fabric Substances 0.000 title claims abstract description 67
- 238000004513 sizing Methods 0.000 title claims abstract description 50
- 238000005507 spraying Methods 0.000 title claims abstract description 38
- 238000007639 printing Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 239000007921 spray Substances 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000007667 floating Methods 0.000 claims description 5
- 210000004209 hair Anatomy 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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 or distillation
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention relates to an air knife spraying sizing device and method for digital printing pretreatment of high-pile fabrics, which comprises a frame, a cloth guide roller mechanism and an air knife spraying mechanism; the cloth guide roller mechanism is arranged on the frame and used for guiding and conveying the fabric; the air knife spraying mechanism is positioned above the cloth guide roller mechanism and is used for spraying white pulp on the fabric; the air knife spraying mechanism comprises a slurry tank, a slurry supply pump, an air knife and an air knife lifting mechanism, wherein the slurry tank is used for containing white slurry and is arranged on the rack; the air knife is arranged on the frame in a way of being capable of ascending and descending through the air knife lifting mechanism, and the slurry supply pump is used for conveying the white slurry in the slurry tank into the air knife. When the air knife spraying sizing device is used for sizing pretreatment on high-pile fabrics, 30-80% of white pulp can be uniformly distributed on the surfaces of the fabrics on the premise of not pressing down the piles, 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 air knife spray sizing device and method for pretreatment of digital printing of high-pile fabrics.
Background
The fabric needs to be subjected to sizing pretreatment before digital printing, and the purpose of sizing is to enable the surface of the fabric to be uniformly provided with a layer of sizing agent, prevent dye from permeating, ensure the precision of a printed pattern and meet the requirement of dye color development. At present, the sizing pretreatment method for the wool fabric products mainly comprises a padding method, a screen printing sizing method and a dipping pumping method. The purpose of all three methods is to allow the fabric to carry a certain amount of the size prior to printing. Padding hair and pumpdown methods fall into a basic category and are used for any size. Screen printing sizing is only applicable to slurries having a viscosity. The three methods have the advantage of relatively uniform wet pick-up on the fabric after finishing the treatment when sizing the plush fabric. However, when the high-pile fabric and the fabric with higher gram weight, such as the high-pile raschel blanket, are pretreated by the three sizing pretreatment methods, the piles are pressed down, once the piles are pressed down, one pile is pressed on the other pile and stacked, in this case, the ink is printed, during the pressing and permeating process, the slurry can carry the ink to flow from the head of one pile to the head of the other pile, and the permeating effect is very poor.
Therefore, it is necessary to develop an air knife spraying sizing device and method for the pretreatment of digital printing of high-pile fabrics to solve the problem of poor permeability of the sizing of the high-pile fabrics.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides the air knife spraying sizing device which is reasonable in structural design and used for the digital printing pretreatment of the high-pile fabric, and provides the air knife spraying sizing method.
The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides an air knife spraying sizing apparatus for high fine hair fabric digital printing pretreatment, includes the frame, its characterized in that: the cloth guide roller mechanism and the air knife spraying mechanism are also included; the cloth guide roller mechanism is arranged on the frame and used for guiding and conveying the fabric; the air knife spraying mechanism is positioned above the cloth guide roller mechanism and is used for spraying white pulp on the fabric; the air knife spraying mechanism comprises a slurry tank, a slurry supply pump, an air knife and an air knife lifting mechanism, wherein the slurry tank is used for containing white slurry and is arranged on the rack; the air knife is arranged on the frame in a way of being capable of ascending and descending through the air knife lifting mechanism, and the slurry supply pump is used for conveying the white slurry in the slurry tank into the air knife.
Preferably, the air knife spraying sizing device is also provided with a raw pulp barrel and a booster pump, wherein the inlet end of the booster pump is communicated with the raw pulp barrel, and the outlet end of the booster pump is communicated with the pulp tank.
Preferably, install level sensor No. one in the dressing trough, level sensor and booster pump communication connection.
Preferably, the air knife lifting mechanism adopts two electric push rods which are respectively arranged at two ends of the air knife, the electric push rods are connected with the frame, and the output end of each electric push rod is connected with the air knife.
Preferably, each electric push rod is provided with a resistance ruler, the resistance ruler is in communication connection with the electric push rod, the resistance ruler is installed on the rack, and the probe end of the resistance ruler is in contact with the top of the air knife.
Preferably, the slurry supply pump adopts a gear pump, and eight pumps are arranged.
Preferably, No. two level sensor of installation on the air knife, No. two level sensor and confession stuff pump communication connection.
Preferably, the air knife is provided with an air-vent electromagnetic valve.
Preferably, the air knife spraying sizing device further comprises a bearing plate for bearing the fabric, the bearing plate is supported and arranged in a water tank through a plurality of floating springs, and the water tank is mounted on the rack.
The invention also provides an air knife spraying sizing method for the digital printing pretreatment of the high-pile fabric, which is implemented by adopting the air knife spraying sizing device and is characterized in that: the air knife spraying sizing method comprises the following steps: conveying the high-pile fabric by using a cloth guide roller mechanism; and opening a ventilation electromagnetic valve to discharge the gas in the air knife, filling the air knife with white slurry by using a slurry supply pump, adjusting the height of the air knife in place by using an electric push rod and a resistance ruler, and finally opening a lower outlet of the air knife to spray the white slurry.
Compared with the prior art, the invention has the following advantages and effects:
1. when the air knife spraying sizing device is adopted to carry out sizing pretreatment on the number of high-pile fabrics, on the premise of not pressing down the piles, 30-80% of white pulp can be uniformly arranged on the surfaces of the fabrics, a good foundation is provided for subsequent ink-jet digital printing, ink can cover the surfaces of the white pulp and the piles after the subsequent ink-jet digital printing, and in the subsequent pressure permeation process, the white pulp carries the ink to permeate to the bottom of the fabrics along the piles, so that the effect of complete permeation is achieved;
2. the height of the air knife can be adjusted through the electric push rod and the resistance ruler, so that the lower outlet of the air knife is slightly contacted with the fabric fluff, and the lower outlet is a narrow gap with the gap of 2mm, so that the white pulp flows to the surface of the fabric along the narrow gap in the width direction, the sizing effect is good, and the fluff cannot be pressed down;
3. the air knife spraying sizing method has good sizing effect, is particularly suitable for sizing high-fluff fabrics, can not press fluff and has good permeability.
Drawings
In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, 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 inventive effort.
Fig. 1 is a schematic front view of an embodiment of the present invention.
Fig. 2 is a left side view structural diagram of the embodiment of the invention.
Fig. 3 is a front view structural schematic diagram of an air knife in the embodiment of the invention.
Description of reference numerals: the device comprises a frame 210, a cloth guide roller mechanism 211, a slurry tank 212, a slurry supply pump 213, an air knife 214, an air knife lifting mechanism 215, a raw slurry barrel 216, a booster pump 217, a resistance ruler 218, a second liquid level sensor 219, an air-ventilation electromagnetic valve 220, a supporting plate 221, a floating spring 222, a water tank 223 and a pin shaft 224.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples
See fig. 1-3.
The embodiment discloses an air knife spraying sizing device for digital printing pretreatment of high-pile fabric, which takes a Raschel blanket as an example. The air knife spraying sizing device comprises a frame 210, a cloth guide roller mechanism 211, an air knife spraying mechanism, a raw pulp barrel 216 and a booster pump 217. The cloth guide roller mechanism 211 is arranged on the frame 210 and used for guiding and conveying the fabric; the air knife spraying mechanism is positioned above the cloth guide roller mechanism 211 and is used for spraying white pulp on the fabric. The inlet end of the booster pump 217 is communicated with the raw pulp barrel 216, the outlet end of the booster pump 217 is communicated with the pulp tank 212, and the booster pump 217 conveys the white pulp in the raw pulp barrel 216 into the pulp tank 212. A first liquid level sensor is installed in the stock chest 212 and is in communication connection with the booster pump 217. The first liquid level sensor is used for monitoring the amount of the white slurry in the slurry tank 212, when the amount of the white slurry is insufficient, the booster pump 217 is started, the white slurry is input into the slurry tank 212, and when the input amount reaches a set value, the booster pump 217 is stopped to continue working.
In this embodiment, the air knife spraying mechanism includes a slurry tank 212, a slurry supply pump 213, an air knife 214, and an air knife lifting mechanism 215, the slurry tank 212 is used for containing white slurry, and is mounted on the frame 210; the air knife 214 is provided on the frame 210 so as to be vertically movable by an air knife lifting mechanism 215, and a slurry supply pump 213 is provided for supplying the white slurry in the slurry tank 212 to the air knife 214. Specifically, the air knife lifting mechanism 215 is an electric push rod, two electric push rods are provided and are respectively provided at two ends of the air knife 214, the electric push rods are connected with the frame 210, and an output end of the electric push rod is connected with the air knife 214. Each electric push rod is provided with a resistance ruler 218, the resistance ruler 218 is in communication connection with the electric push rod, the resistance ruler 218 is installed on the machine frame, and the probe end of the resistance ruler is in contact with the top of the air knife 214.
In this embodiment, the slurry supply pump 213 is a gear pump, and eight pumps are provided. The gear pump is connected with the air knife 214 and the slurry tank 212 through pipelines. No. two liquid level sensor 219 and air-vent solenoid valve 220 are installed on air knife 214, and No. two liquid level sensor 219 is connected with slurry supply pump 213 communication. When sizing is performed, the ventilation electromagnetic valve 220 is opened first, the air in the air knife 214 is discharged, the lower outlet of the air knife 214 is not opened at the moment, the slurry is supplied into the air knife by the slurry supply pump 213, and the slurry supply pump 213 stops supplying slurry when the slurry amount reaches a set value.
In this embodiment, the gap between the lower outlets of the air knives 214 is 2mm, and the uniformity of the entire air knives in the length direction can be ensured because the gap between the lower outlets of the air knives is very small and the machining precision is very high. The white slurry consists of a synthetic thickener, water and a penetrant, and has the viscosity of 500-3000 CPS. The specific pulp carrying amount of the Raschel blanket is 30-80%.
The air knife spraying sizing device also comprises a supporting plate 221 for supporting the blanket, the supporting plate 221 is supported and arranged in a water tank 223 through a plurality of floating springs 222, and the water tank 223 is arranged on the frame 210. The supporting board 221 is located right below the air knife 214, and the supporting board 221 and the air knife 214 sandwich the blanket so that the surface of the blanket is slightly contacted with the lower surface of the air knife 214. Since the support plate 221 is supported by the floating spring 222, the contact force between the felt and the lower surface of the air knife is not too large and can be adjusted.
In this embodiment, the method for sizing the high-density wool fabric by using the air knife spray sizing device comprises the following steps: conveying the high-pile fabric by using a cloth guide roller mechanism 211; the ventilation electromagnetic valve 220 is opened to discharge the air in the air knife 214, the air knife 214 is filled with white slurry by the slurry supply pump 213, then the height of the air knife 214 is adjusted in place through the electric push rod and the resistance ruler 218, the lower bottom surface of the air knife 214 is flush with the surface of the blanket, a twistable connecting rod is adopted at the joint of the air knife and the electric push rod and is locked by the pin shaft 224, the levelness of the air knife is adjusted through the twistable connecting rod and the pin shaft 224, and after the air knife is integrally adjusted to be completely parallel to the blanket, the lower outlet of the air knife 214 is opened to spray the white slurry.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. All equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides an air knife spraying sizing apparatus for high fine hair fabric digital printing pretreatment, includes frame (210), its characterized in that: the cloth guide roller mechanism (211) and the air knife spraying mechanism are also included; the cloth guide roller mechanism (211) is arranged on the frame (210) and is used for guiding and conveying the fabric; the air knife spraying mechanism is positioned above the cloth guide roller mechanism (211) and is used for spraying white slurry on the fabric; the air knife spraying mechanism comprises a slurry tank (212), a slurry supply pump (213), an air knife (214) and an air knife lifting mechanism (215), wherein the slurry tank (212) is used for containing white slurry and is arranged on the rack (210); the air knife (214) can be arranged on the rack (210) in a vertically lifting mode through the air knife lifting mechanism (215), and the slurry supply pump (213) is used for conveying white slurry in the slurry tank (212) into the air knife (214).
2. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: the air knife spraying sizing device is also provided with an original slurry barrel (216) and a booster pump (217), wherein the inlet end of the booster pump (217) is communicated with the original slurry barrel (216), and the outlet end of the booster pump (217) is communicated with the slurry tank (212).
3. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 2, characterized in that: install a level sensor in dressing trough (212), a level sensor and booster pump (217) communication connection.
4. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: the air knife lifting mechanism (215) adopts two electric push rods which are respectively arranged at two ends of the air knife (214), the electric push rods are connected with the rack (210), and the output end of each electric push rod is connected with the air knife (214).
5. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 4, characterized in that: each electric push rod is provided with a resistance ruler (218), the resistance ruler (218) is in communication connection with the electric push rod, the resistance ruler (218) is installed on the rack, and the probe end of the resistance ruler is in contact with the top of the air knife (214).
6. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: the slurry supply pump (213) adopts a gear pump and is totally eight.
7. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: no. two level sensor (219) of installation on air knife (214), No. two level sensor (219) and confession thick liquid pump (213) communication connection.
8. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: and the air knife (214) is provided with an air ventilation electromagnetic valve (220).
9. The air knife spray sizing device for the digital printing pretreatment of the high-pile fabric according to claim 1, characterized in that: the air knife spraying sizing device also comprises a supporting plate (221) used for supporting the fabric, wherein the supporting plate (221) is supported and arranged in a water tank (223) through a plurality of floating springs (222), and the water tank (223) is installed on the rack (210).
10. An air knife spray sizing method for pretreatment of digital printing of high-pile fabrics, which is implemented by adopting the air knife spray sizing device of any one of claims 1 to 9, and is characterized in that: the air knife spraying sizing method comprises the following steps: conveying the high-velvet fabric by using a cloth guide roller mechanism (211); and opening a ventilation electromagnetic valve (220) to discharge air in the air knife (214), filling white slurry into the air knife (214) by using a slurry supply pump (213), then adjusting the height of the air knife (214) to a proper position by using an electric push rod and a resistance ruler (218), and finally opening a lower outlet of the air knife (214) to spray the white slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314883.3A CN112921538B (en) | 2021-03-24 | 2021-03-24 | Air knife spraying sizing device and method for digital printing pretreatment of high-pile fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314883.3A CN112921538B (en) | 2021-03-24 | 2021-03-24 | Air knife spraying sizing device and method for digital printing pretreatment of high-pile fabric |
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| Publication Number | Publication Date |
|---|---|
| CN112921538A true CN112921538A (en) | 2021-06-08 |
| CN112921538B CN112921538B (en) | 2023-09-05 |
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| CN202110314883.3A Active CN112921538B (en) | 2021-03-24 | 2021-03-24 | Air knife spraying sizing device and method for digital printing pretreatment of high-pile fabric |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180039549A (en) * | 2016-10-10 | 2018-04-18 | (주)안동나염 | Pre-treatment apparatus for digital textile printing and pre-treatment method of digital textile printing using the same |
| CN212000237U (en) * | 2020-04-14 | 2020-11-24 | 常熟欣美胜纺织品有限公司 | Multi-unit three-in-one air heater |
| CN112030398A (en) * | 2020-08-28 | 2020-12-04 | 广州汇诗服饰有限公司 | Fabric spraying and sizing device |
| CN212771437U (en) * | 2020-06-11 | 2021-03-23 | 洛阳雀金绣文化创意有限公司 | Bleaching and dyeing device for fixing color of sparrow gold embroidery silk threads |
-
2021
- 2021-03-24 CN CN202110314883.3A patent/CN112921538B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180039549A (en) * | 2016-10-10 | 2018-04-18 | (주)안동나염 | Pre-treatment apparatus for digital textile printing and pre-treatment method of digital textile printing using the same |
| CN212000237U (en) * | 2020-04-14 | 2020-11-24 | 常熟欣美胜纺织品有限公司 | Multi-unit three-in-one air heater |
| CN212771437U (en) * | 2020-06-11 | 2021-03-23 | 洛阳雀金绣文化创意有限公司 | Bleaching and dyeing device for fixing color of sparrow gold embroidery silk threads |
| CN112030398A (en) * | 2020-08-28 | 2020-12-04 | 广州汇诗服饰有限公司 | Fabric spraying and sizing device |
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| Publication number | Publication date |
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| CN112921538B (en) | 2023-09-05 |
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