CN115350861A - Hot melt adhesive powder point coating device for lining cloth and coating method thereof - Google Patents
Hot melt adhesive powder point coating device for lining cloth and coating method thereof Download PDFInfo
- Publication number
- CN115350861A CN115350861A CN202210848768.9A CN202210848768A CN115350861A CN 115350861 A CN115350861 A CN 115350861A CN 202210848768 A CN202210848768 A CN 202210848768A CN 115350861 A CN115350861 A CN 115350861A
- Authority
- CN
- China
- Prior art keywords
- slurry
- coating
- roller
- lining cloth
- melt adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004744 fabric Substances 0.000 title claims abstract description 109
- 239000000843 powder Substances 0.000 title claims abstract description 79
- 239000004831 Hot glue Substances 0.000 title claims abstract description 51
- 238000000576 coating method Methods 0.000 title claims abstract description 32
- 239000011248 coating agent Substances 0.000 title claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 186
- 230000005540 biological transmission Effects 0.000 claims abstract description 70
- 238000007581 slurry coating method Methods 0.000 claims abstract description 68
- 238000001035 drying Methods 0.000 claims abstract description 37
- 238000007761 roller coating Methods 0.000 claims abstract description 29
- 238000005507 spraying Methods 0.000 claims abstract description 27
- 238000007493 shaping process Methods 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000010410 dusting Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000005571 horizontal transmission Effects 0.000 claims description 2
- 206010010904 Convulsion Diseases 0.000 claims 1
- 230000036461 convulsion Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 238000004513 sizing Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/10—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the liquid or other fluent material being supplied from inside the roller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1005—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material already applied to the surface, e.g. coating thickness, weight or pattern
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1007—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material
- B05C11/1013—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material responsive to flow or pressure of liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/04—Apparatus specially adapted for applying particulate materials to surfaces the particulate material being projected, poured or allowed to flow onto the surface of the work
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a hot melt adhesive powder point coating device for lining cloth and a coating method thereof, wherein the hot melt adhesive powder point coating device comprises a transmission assembly, a slurry roller coating assembly, a hot melt adhesive powder spraying assembly and a drying and shaping assembly, the lining cloth is transmitted to the slurry roller coating assembly through the transmission assembly to carry out slurry roller coating, then hot melt adhesive powder surface spraying is realized at the hot melt adhesive powder spraying assembly, and finally the lining cloth surface drying and shaping are realized at the drying and shaping assembly; the slurry roller coating assembly comprises a slurry coating roller and a driving motor for driving the slurry coating roller to rotate circumferentially, a guide roller is arranged right below the slurry coating roller, a slurry opening and closing group is arranged at the position, facing the slurry hole, of the slurry conveying pipe, and when the slurry opening and closing group blocks the communication between the slurry conveying pipe and the slurry hole, the inner part of the slurry conveying pipe is in a vacuum state. The invention has the following advantages: not only can realize the effective control of the point type of the slurry coating, but also can ensure the uniformity of the slurry coating and the uniform bonding strength of the powder point coating.
Description
The technical field is as follows:
the invention belongs to the field of lining cloth, and particularly relates to a hot melt adhesive powder point coating device for lining cloth.
Background art:
along with the diversification of garment materials, some fabric materials are subjected to surface coating treatment, so that a layer of uniformly-covered adhesive film is formed on the surface of the fabric material, corresponding functions such as wind resistance, water resistance, light transmission resistance and the like are achieved, most of the coated fabric materials are difficult to adhere to lining cloth during garment processing, and the adhesive use requirements of the coated fabric materials can be met only by the lining cloth base cloth through a double-point coating process. The double-point coating is that firstly a round-point slurry coating is formed on the surface of the lining cloth base cloth, then hot-melt adhesive powder is scattered on the slurry coating to form a secondary coating, and then the secondary coating is sintered and dried to form the double-point clothing lining cloth.
However, when the existing slurry coating roller is used, the roller is usually coated on the surface of the lining cloth by adopting the roller bodies with a plurality of circular meshes, so that a slurry coating is formed on the surface of the lining cloth, however, if the opening diameters of the circular meshes are small, the slurry outlet amount of the slurry on the lining cloth can be influenced to a certain extent, so that the bonding strength of the lining cloth is influenced, if the opening diameters of the circular meshes are large, the point type of the slurry coating formed by pressing the slurry coating roller and a guide roller cannot be controlled, so that the uniformity of the slurry coating cannot be ensured, and the opening diameters of the circular meshes are large, so that the slurry can easily absorb the moisture in the air, and the partial sub-particles in the slurry are agglomerated, and the uniformity of the slurry coating can also be influenced.
The invention content is as follows:
the invention aims to overcome the defects and provides a hot melt adhesive powder point coating device for lining cloth and a coating method thereof, which can realize effective control on the point type of a slurry coating, ensure the uniformity of the slurry coating and ensure the uniform bonding strength of the powder point coating.
The purpose of the invention is realized by the following technical scheme: a hot melt adhesive powder point coating device for lining cloth comprises a transmission assembly, a slurry roller coating assembly, a hot melt adhesive powder spraying assembly and a drying and shaping assembly, wherein the lining cloth is transmitted to the slurry roller coating assembly through the transmission assembly to be subjected to slurry roller coating, then hot melt adhesive powder surface spraying is realized at the hot melt adhesive powder spraying assembly, and finally the lining cloth surface drying and shaping are realized at the drying and shaping assembly;
the slurry roller coating assembly comprises a slurry coating roller and a driving motor for driving the slurry coating roller to rotate circumferentially, a guide roller is arranged right below the slurry coating roller, lining cloth penetrates through the slurry coating roller and the guide roller, the extension direction of the slurry coating roller is perpendicular to the transmission direction of the lining cloth, a slurry transmission pipe is arranged in the center of the interior of the slurry coating roller, the interior of the slurry coating roller is hollow, a plurality of uniformly distributed slurry holes are formed in the surface of the slurry coating roller, a slurry opening and closing group is arranged at the position, facing the slurry holes, of the slurry transmission pipe, one end of the slurry transmission pipe protrudes out of the slurry coating roller and is movably connected with a communication pipe through a bearing, one end of the communication pipe is connected with the slurry barrel, a valve and a vacuum pump are installed on the communication pipe, and when the slurry transmission pipe and the slurry holes are blocked by the opening and closing group, the interior of the slurry transmission pipe is in a vacuum state;
the slurry opening and closing group comprises a connecting sleeve vertically connected with a slurry transmission pipe and an opening and closing block arranged in the connecting sleeve, the connecting sleeve is fixedly arranged between the outer wall of the slurry transmission pipe and the inner wall of the slurry coating roller and is communicated with the slurry transmission pipe and the slurry holes, the upper end of the opening and closing block is in longitudinal buffer connection with the outer wall of the slurry transmission pipe through a spring, the opening and closing block comprises a hollow columnar part and a solid-structure conical part, a plurality of circulation holes are formed in the lower side of the columnar part, a cavity is formed between the connecting sleeve and the circulation holes, the conical part is in a conical structure with a wide upper part and a narrow lower part, and the outer side end of the conical part is matched with the lower end of the connecting sleeve; when the cone part is not subjected to longitudinal extrusion force, the spring is in a natural state, so that the outer side end of the cone part protrudes out of the corresponding slurry hole, the cone part and the connecting sleeve are sealed in a bevel fit mode, when the cone part is subjected to longitudinal extrusion force along with the rotation of the slurry coating roller, the spring is in a compression state, the cone part moves towards the direction of the slurry transmission pipe, at the moment, slurry in the slurry transmission pipe is discharged to the corresponding slurry hole through the circulation hole and the cavity of the columnar part, and the slurry is coated on the surface of the lining cloth in a roller mode.
The invention is further improved in that: the lower end face of the cone part is provided with an inward concave body, and the outer side end of the cone part is connected with a plurality of oblique overflow holes which are distributed in an equal circumference way towards the direction of the concave body.
The invention is further improved in that: the transmission assembly comprises a plurality of transmission rollers which are sequentially arranged in a vertically staggered manner and a traction roller arranged at the tail end of the drying and shaping assembly, and the grey cloth is sequentially wound on the transmission rollers, the guide rollers and the traction roller.
The invention is further improved in that: the hot melt adhesive powder spraying assembly comprises a powder spraying port arranged above the grey cloth and a powder storage cabin arranged below the grey cloth, wherein an exhaust fan is arranged in the powder storage cabin, a powder suction pipe extends from the exhaust end of the exhaust fan to the upper side of the grey cloth, the powder spraying port sprays hot melt adhesive powder to the upper surface of the grey cloth, and redundant surface floating powder penetrates through the blank to be arranged in the powder storage cabin under the negative pressure action of the exhaust fan.
The invention is further improved in that: the drying and shaping assembly comprises a plurality of drying boxes which are arranged in sequence, and the grey cloth horizontally passes through the plurality of drying boxes in sequence to be subjected to surface drying and shaping.
A coating method of a hot melt adhesive powder point coating device for lining cloth comprises the following specific steps,
s1, a control unit sends a closing signal instruction to a valve and sends an opening signal instruction to a vacuum pump to enable the interior of a communicating pipe to be in a negative pressure state, the internal pressure of the communicating pipe is lower than the internal pressure of a slurry transmission pipe, then the control unit sends a closing signal instruction to the vacuum pump and sends an opening signal instruction to the valve, and slurry in the communicating pipe flows into the slurry transmission pipe under the action of pressure;
s2, the control unit sends an opening signal instruction to the transmission assembly, the lining cloth is transmitted in the direction of the slurry roller coating assembly under the transmission of the transmission assembly to carry out slurry roller coating, and meanwhile the control unit sends an opening signal instruction to the driving motor to enable the slurry roller coating to rotate and roll slurry to the lining cloth;
s3, when the slurry coating roller is in contact with the lining cloth, the cone part of the slurry coating roller in contact with the lining cloth is subjected to longitudinal extrusion force, the spring is in a compressed state, so that the cone part is displaced towards the direction of the slurry transmission pipe, at the moment, part of slurry in the slurry transmission pipe is discharged to the corresponding slurry hole through the circulation hole of the columnar part and the cavity, the slurry is coated on the surface of the lining cloth in a roller way, the other part of slurry passes through the inclined overflow hole along the outer wall of the cone part to the inside of the concave body, so that a concentric double-ring-shaped slurry coating is formed, and a plurality of concentric double-ring-shaped slurry coatings are formed on the lining cloth along with the circumferential rotation of the slurry coating roller and the horizontal transmission of the lining cloth;
s4, conveying the lining cloth with the slurry coating to a hot melt adhesive powder spraying assembly, wherein the hot melt adhesive powder is sprayed on the upper surface of the lining cloth from top to bottom and embedded in the slurry coating;
and S5, carrying out surface drying treatment on the lining cloth subjected to powder spraying to a drying and shaping assembly, and rolling.
Compared with the prior art, the invention has the following advantages:
1. the invention adopts a specific slurry opening and closing group structure, when the slurry coating roller and the guide roller do not rotate oppositely, the slurry is stored in the slurry transmission pipe and is isolated from the outside air, the phenomenon that the slurry contacts with the moisture in the air to cause the aggregation of molecules in the slurry to influence the uniformity of slurry roller coating is avoided, when the slurry coating roller and the guide roller rotate oppositely, the conical part of the opening and closing block in the slurry opening and closing group, which is in contact with the guide rail, is extruded by the longitudinal extrusion force of the guide rail to extrude the spring, so that the slurry in the slurry transmission pipe flows to the upper surface of the lining cloth, and the slurry opening and closing group, which is not in contact with the guide roller, isolates the communication between the slurry hole and the slurry transmission pipe under the elastic force of the spring, thereby further avoiding the direct contact between the slurry and the air and ensuring the uniformity of slurry coating.
2. The cone adopted by the invention is provided with the oblique overflow hole, one part of slurry flows to the slurry hole through the circulation hole and the cavity and is coated on the surface of the lining cloth, and the other part of slurry flows downwards into the concave body along with the guidance of the oblique overflow hole and is coated on the surface of the lining cloth, so that the concentric double-ring-shaped slurry coating is formed.
Description of the drawings:
fig. 1 is a schematic structural view of a hot melt adhesive powder point coating device for a lining cloth according to the present invention.
Fig. 2 is a schematic structural diagram of a slurry roller coating assembly of a hot melt adhesive powder point coating device for a lining cloth according to the present invention.
Fig. 3 is an enlarged schematic view of structure a in fig. 2.
Fig. 4 is a schematic structural diagram of the slurry opening and closing group in fig. 3 in a closed state.
FIG. 5 is a schematic view of the structure of the slurry coating of the present invention.
Reference numbers in the figures:
1-a transmission assembly, 2-a slurry roller coating assembly, 3-a hot melt adhesive powder spraying assembly, 4-a drying and sizing assembly and 5-lining cloth;
11-conveying roller, 12-drawing roller;
21-slurry coating roller, 22-driving motor, 23-guide roller, 24-slurry transmission pipe, 25-slurry hole, 26-slurry opening and closing group, 27-bearing, 28-communicating pipe, 29-slurry barrel, 210-valve, 211-vacuum pump; 261-connecting sleeve, 262-opening and closing block, 263-spring, 2621-column part, 2622-cone part, 2623-flow hole, 2624-chamber, 2625-concave body, 2626-oblique overflow hole, 2627-slurry coating;
31-a powder spraying port, 32-an exhaust fan, 33-a powder storage cabin and 34-a powder suction pipe;
and 41-drying box.
The specific implementation mode is as follows:
for the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship, such as one based on the drawings, are used only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the structure or unit indicated must have a specific orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise specified and limited, terms such as "connected," "provided," "having," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or directly connected, and may be connected through an intermediate medium, so that those skilled in the art can understand the basic meaning of the above terms in the present invention according to specific situations.
Fig. 1 shows an embodiment of a hot melt adhesive powder point coating apparatus for a lining cloth according to the present invention, which includes a transmission assembly 1, a slurry roller coating assembly 2, a hot melt adhesive powder spraying assembly 3, and a drying and sizing assembly 4, where a lining cloth 5 is transmitted to the slurry roller coating assembly 2 through the transmission assembly 1 to perform slurry roller coating, then the hot melt adhesive powder surface spraying is realized at the hot melt adhesive powder spraying assembly 3, and finally the drying and sizing of the surface of the lining cloth 5 is realized at the drying and sizing assembly 4, and the apparatus further includes a control unit electrically connected to the transmission assembly 1, the slurry roller coating assembly 2, the hot melt adhesive powder spraying assembly 3, and the drying and sizing assembly 4;
as shown in fig. 2, the slurry roller coating assembly 2 includes a slurry roller 21 and a driving motor 22 for driving the slurry roller 21 to rotate circumferentially, a guide roller 23 is disposed right below the slurry roller 21, a lining cloth 5 passes through the slurry roller 21 and the guide roller 23, the extension direction of the slurry roller 21 is perpendicular to the transmission direction of the lining cloth 5, a slurry transmission pipe 24 is disposed in the center of the slurry roller 21, the slurry roller 21 is hollow, the surface of the slurry roller 21 has a plurality of uniformly distributed slurry holes 25, a slurry opening and closing set 26 is disposed at a position of the slurry transmission pipe 24 facing the slurry holes 25, one end of the slurry transmission pipe 24 protrudes out of the slurry roller 21 and is movably connected with a communicating pipe 28 through a bearing 27, one end of the communicating pipe 28 is connected with a slurry barrel 29, a valve 210 and a vacuum pump 211 are mounted on the communicating pipe 28, and when the slurry opening and closing set 26 blocks the communication between the slurry transmission pipe 24 and the slurry holes 25, the interior of the slurry transmission pipe 24 is in a vacuum state;
as shown in fig. 3 and 4, the slurry opening and closing group 26 includes a connecting sleeve 261 vertically connected to the slurry conveying pipe 24 and an opening and closing block 262 disposed in the connecting sleeve 261, the connecting sleeve 261 is fixedly disposed between the outer wall of the slurry conveying pipe 24 and the inner wall of the slurry coating roller 21 and is communicated with the slurry conveying pipe 24 and the slurry holes 25, the upper end of the opening and closing block 262 is connected to the outer wall of the slurry conveying pipe 24 in a longitudinally buffered manner through a spring 263, the opening and closing block 262 includes a hollow cylindrical portion 2621 and a solid-structured conical portion 2622, the lower side of the cylindrical portion 2621 is provided with a plurality of flow holes 2623, a cavity 2624 is disposed between the connecting sleeve 261 and the flow holes 2623, the conical portion 2622 is a conical structure with a wide upper portion and a narrow lower portion, and the outer end of the conical portion 2622 is matched with the lower end of the connecting sleeve 261; when the conical portion 2622 is not subjected to longitudinal pressing force, the spring 263 is in a natural state, so that the outer end of the conical portion 2622 protrudes out of the corresponding slurry hole 25, and the conical portion 2622 and the connecting sleeve 261 are in a bevel fit seal, when the conical portion 2622 is subjected to longitudinal pressing force along with the rotation of the slurry applying roller 21, the spring 263 is in a compressed state, so that the conical portion 2622 is displaced towards the slurry transfer pipe 24, and at this time, the slurry in the slurry transfer pipe 24 is discharged to the corresponding slurry hole 25 through the flow hole 2623 of the cylindrical portion 2621 and the chamber 2624, so that the slurry is rolled to the surface of the lining cloth 5.
The invention adopts a specific slurry opening and closing group structure, when the slurry coating roller 21 and the guide roller 23 do not rotate oppositely, the slurry is stored in the slurry transmission pipe 24 and is isolated from the outside air, the phenomenon that the slurry is contacted with moisture in the air to cause the agglomeration of molecules in the slurry to influence the uniformity of slurry roller coating is avoided, when the slurry coating roller 21 and the guide roller 23 rotate oppositely, the conical part 2622 of the opening and closing block 262 in the slurry opening and closing group 26, which is contacted with the guide rail 23, is extruded by the longitudinal extrusion force of the guide rail 23 to extrude the spring 263, so that the slurry in the slurry transmission pipe 24 flows to the upper surface of the lining cloth 5, and the slurry opening and closing group 26, which is not contacted with the guide roller 23, isolates the communication between the slurry hole 25 and the slurry transmission pipe 24 under the elastic force of the spring 263, further avoids the direct contact of the slurry and the air, and ensures the uniformity of slurry coating.
Furthermore, the lower end surface of the cone 2622 has an inwardly concave recess 2625, and the outer end of the cone 2622 is connected with a plurality of oblique overflow holes 2626 distributed in an equal circumference direction toward the recess 2625.
The cone 2622 adopted by the invention is provided with an inclined overflow hole 2626, one part of slurry passes through the flow hole 2623 and the chamber 2624 to the slurry hole 25 and is coated on the surface of the lining cloth 5, and the other part of slurry flows downwards into the concave body 2625 along with the guidance of the inclined overflow hole 2626 and is coated on the surface of the lining cloth 5, thereby forming a concentric double-ring slurry coating 2627.
Further, the transmission assembly 1 comprises a plurality of transmission rollers 11 which are sequentially arranged in a vertically staggered manner and a traction roller 12 which is arranged at the tail end of the drying and shaping assembly 4, and the grey cloth 5 is sequentially wound on the transmission rollers 11, the guide roller 23 and the traction roller 12.
Further, the hot melt adhesive powder spraying assembly 3 comprises a powder spraying port 31 arranged above the grey fabric 5 and a powder storage cabin 33 arranged below the grey fabric 5, wherein an exhaust fan 32 is arranged in the powder storage cabin 33, an exhaust end of the exhaust fan 32 extends towards the upper part of the grey fabric 5 to form a powder suction pipe 34, the powder spraying port 31 sprays hot melt adhesive powder towards the upper surface of the grey fabric 5, and redundant surface floating powder penetrates through the grey fabric 5 under the negative pressure action of the exhaust fan 32 and is arranged in the powder storage cabin 33.
In this application, mouth 31 of dusting evenly sprays hot melt adhesive powder to grey cloth 5 upper surface, and unnecessary surperficial floating powder inhales through air exhauster 32 and stores up in the powder cabin 33, avoids the waste of hot melt adhesive powder, guarantees the even coverage rate of hot melt adhesive powder at grey cloth 5 upper surface and slurry coating 2627, sets up air exhauster 32 in grey cloth 5's below, adsorbs once more with grey cloth 5 redundant hot melt adhesive powder, has further guaranteed hot melt adhesive powder and grey cloth 5's abundant contact.
Further, the drying and shaping assembly 4 comprises a plurality of drying boxes 41 which are sequentially arranged, and the grey cloth 5 horizontally passes through the plurality of drying boxes 41 in sequence to be subjected to surface drying and shaping.
A coating method of a hot melt adhesive powder point coating device for lining cloth comprises the following steps,
s1, a control unit sends a closing signal instruction to a valve 210 and sends an opening signal instruction to a vacuum pump 211, so that the interior of a communicating pipe 28 is in a negative pressure state, the pressure in the communicating pipe 28 is lower than the pressure in a slurry conveying pipe 24, then the control unit sends a closing signal instruction to the vacuum pump 211 and sends an opening signal instruction to the valve 210, and slurry in the communicating pipe 28 flows into the slurry conveying pipe 24 under the action of pressure;
s2, the control unit sends an opening signal instruction to the transmission assembly 1, the lining cloth 5 is transmitted to the direction of the slurry roller coating assembly 2 under the transmission of the transmission assembly 1 to carry out slurry roller coating, and meanwhile the control unit sends an opening signal instruction to the driving motor 22 to enable the slurry roller 21 to rotate and roll slurry to the lining cloth 5;
s3, when the slurry applying roller 21 is in contact with the lining cloth 5, the conical part 2622 of the slurry applying roller 21 in contact with the lining cloth 5 is subjected to longitudinal extrusion force, the spring 263 is in a compressed state, so that the conical part 2622 is displaced towards the slurry transfer pipe 24, at this time, a part of the slurry in the slurry transfer pipe 24 is discharged to the corresponding slurry hole 25 through the flow hole 2623 of the columnar part 2621 and the chamber 2624, the slurry is rolled on the surface of the lining cloth 5, and another part of the slurry passes through the oblique overflow hole 2626 along the outer wall of the conical part 2622 to the concave part 2625, so as to form a slurry coating 2627 in a concentric double-ring shape, and as the slurry applying roller 21 rotates circumferentially and the lining cloth 5 is conveyed horizontally, a plurality of slurry coatings 2627 in a concentric double-ring shape are formed on the lining cloth 5, as shown in FIG. 5;
s4, the lining cloth 5 with the slurry coating 2627 is conveyed to the hot melt adhesive powder spraying assembly 3, and hot melt adhesive powder is sprayed on the upper surface of the lining cloth 5 from top to bottom and embedded in the slurry coating 2627;
and S5, carrying out surface drying treatment on the lining cloth 5 subjected to powder spraying to the drying and shaping assembly 4, and rolling.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only for the purpose of illustrating the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a hot melt adhesive powder point coating device for lining cloth which characterized in that: the hot melt adhesive drying and shaping device comprises a transmission assembly, a slurry roller coating assembly, a hot melt adhesive powder spraying assembly and a drying and shaping assembly, wherein a lining cloth is transmitted to the slurry roller coating assembly through the transmission assembly to be subjected to slurry roller coating, then hot melt adhesive powder surface spraying is realized at the hot melt adhesive powder spraying assembly, and finally the lining cloth surface drying and shaping are realized at the drying and shaping assembly;
the slurry roller coating assembly comprises a slurry coating roller and a driving motor for driving the slurry coating roller to rotate circumferentially, a guide roller is arranged right below the slurry coating roller, lining cloth penetrates through the slurry coating roller and the guide roller, the extension direction of the slurry coating roller is perpendicular to the transmission direction of the lining cloth, a slurry transmission pipe is arranged in the center of the inside of the slurry coating roller, the slurry coating roller is hollow, a plurality of uniformly distributed slurry holes are formed in the surface of the slurry coating roller, a slurry opening and closing group is arranged at the position, facing the slurry holes, of the slurry transmission pipe, one end of the slurry transmission pipe protrudes out of the slurry coating roller and is movably connected with a communicating pipe through a bearing, one end of the communicating pipe is connected with a slurry barrel, a valve and a vacuum pump are installed on the communicating pipe, and when the slurry opening and closing group blocks the communication between the slurry transmission pipe and the slurry holes, the inside of the slurry transmission pipe is in a vacuum state;
the slurry opening and closing group comprises a connecting sleeve vertically connected with a slurry conveying pipe and an opening and closing block arranged in the connecting sleeve, the connecting sleeve is fixedly arranged between the outer wall of the slurry conveying pipe and the inner wall of the slurry coating roller and is communicated with the slurry conveying pipe and a slurry hole, the upper end of the opening and closing block is in longitudinal buffer connection with the outer wall of the slurry conveying pipe through a spring, the opening and closing block comprises a hollow columnar part and a solid-structure conical part, a plurality of circulation holes are formed in the lower side of the columnar part, a cavity is formed between the connecting sleeve and the circulation holes, the conical part is in a conical structure with a wide upper part and a narrow lower part, and the outer side end of the conical part is matched with the lower end of the connecting sleeve; when the cone part is subjected to longitudinal extrusion force along with the rotation of the slurry coating roller, the spring is in a compressed state to enable the cone part to displace towards the direction of the slurry transmission pipe, and at the moment, the slurry in the slurry transmission pipe is discharged to the corresponding slurry hole through the flow hole of the columnar part and the chamber, so that the slurry is coated on the surface of the lining cloth in a roller manner.
2. The hot melt adhesive powder point coating device for the lining cloth according to claim 1, wherein: the lower end face of the cone portion is provided with an inward concave body, and the outer side end of the cone portion is connected with a plurality of oblique overflow holes which are distributed in an equal circumference mode towards the direction of the concave body.
3. The hot melt adhesive powder point coating device for the lining cloth according to claim 2, characterized in that: the transmission assembly comprises a plurality of transmission rollers which are sequentially arranged in a vertical staggered manner and a traction roller which is arranged at the tail end of the drying and shaping assembly, and the grey cloth is sequentially wound on the transmission rollers, the guide rollers and the traction roller.
4. A hot-melt adhesive powder point coating apparatus for a lining cloth according to claim 3, characterized in that: the hot melt adhesive powder subassembly that dusts is including arranging the mouth of dusting of grey cloth top in and arranging the powder storage cabin of grey cloth below in, it has the air exhauster to store up the powder cabin in, the convulsions end of air exhauster has the powder suction pipe towards grey cloth top extension, the mouth of dusting sprays hot melt adhesive powder towards the upper surface of grey cloth, and unnecessary surface floating powder passes the base under the negative pressure of air exhauster and arranges in storing up the powder cabin indoor.
5. A hot melt adhesive powder point coating apparatus for a lining cloth according to claim 4, wherein: the drying and shaping assembly comprises a plurality of drying boxes which are sequentially arranged, and the grey cloth horizontally passes through the plurality of drying boxes in sequence to be subjected to surface drying and shaping.
6. A coating method using the hot melt adhesive powder point coating apparatus for interlining as claimed in any one of claims 2 to 5, characterized in that: the method comprises the specific steps of,
s1, a control unit sends a closing signal instruction to a valve and sends an opening signal instruction to a vacuum pump to enable the interior of a communicating pipe to be in a negative pressure state, the internal pressure of the communicating pipe is lower than the internal pressure of a slurry transmission pipe, then the control unit sends a closing signal instruction to the vacuum pump and sends an opening signal instruction to the valve, and slurry in the communicating pipe flows into the slurry transmission pipe under the action of pressure;
s2, the control unit sends an opening signal instruction to the transmission assembly, the lining cloth is transmitted in the direction of the slurry roller coating assembly under the transmission of the transmission assembly to carry out slurry roller coating, and meanwhile the control unit sends an opening signal instruction to the driving motor to enable the slurry roller coating to rotate and roll slurry to the lining cloth;
s3, when the slurry coating roller is in contact with the lining cloth, the cone part of the slurry coating roller in contact with the lining cloth is subjected to longitudinal extrusion force, the spring is in a compressed state to enable the cone part to move towards the direction of the slurry transmission pipe, at the moment, a part of slurry in the slurry transmission pipe is discharged to the corresponding slurry hole through the flow hole of the columnar part and the chamber, the slurry is coated on the surface of the lining cloth in a roller mode, the other part of slurry passes through the inclined overflow hole along the outer wall of the cone part to the concave body, a concentric double-ring-shaped slurry coating is formed, and a plurality of uniformly-arranged concentric double-ring-shaped slurry coatings are formed on the lining cloth along with the circumferential rotation of the slurry coating roller and the horizontal transmission of the lining cloth;
s4, conveying the lining cloth with the slurry coating to a hot melt adhesive powder spraying assembly, wherein the hot melt adhesive powder is sprayed on the upper surface of the lining cloth from top to bottom and embedded in the slurry coating;
and S5, carrying out surface drying treatment on the lining cloth subjected to powder spraying to a drying and shaping assembly, and rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210848768.9A CN115350861B (en) | 2022-07-19 | 2022-07-19 | Hot melt adhesive powder point coating device for lining cloth and coating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210848768.9A CN115350861B (en) | 2022-07-19 | 2022-07-19 | Hot melt adhesive powder point coating device for lining cloth and coating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115350861A true CN115350861A (en) | 2022-11-18 |
| CN115350861B CN115350861B (en) | 2024-05-07 |
Family
ID=84032748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210848768.9A Active CN115350861B (en) | 2022-07-19 | 2022-07-19 | Hot melt adhesive powder point coating device for lining cloth and coating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115350861B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117484625A (en) * | 2023-12-29 | 2024-02-02 | 山东熠阳工业技术有限公司 | Artificial board double-sided gluing device for loudspeaker box manufacturing |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB693722A (en) * | 1951-03-09 | 1953-07-08 | Fred Wilhelm Kucklinsky | Improvements in coating apparatus for wrapping and cartoning machines |
| CN1365862A (en) * | 2001-01-16 | 2002-08-28 | 库夫纳制衣有限公司 | Method and equipment for producing flexible cloth possessing hot melt adhesive coating layer applied by wire mesh |
| CN207056886U (en) * | 2017-03-31 | 2018-03-02 | 浙江工贸职业技术学院 | A kind of textile cloth paste applying device |
| CN107890970A (en) * | 2017-11-04 | 2018-04-10 | 舒城宏峰纸板有限公司 | A kind of carton board gluing, glue device |
| CN110903776A (en) * | 2019-12-07 | 2020-03-24 | 汪永超 | Pearl wool adhesive tape and processing equipment thereof |
| CN210647032U (en) * | 2019-09-13 | 2020-06-02 | 江西广厦包装印刷有限公司 | Lining paper coating machine for cigarette holder |
| CN210700864U (en) * | 2020-04-30 | 2020-06-09 | 临朐瑞星塑胶制品有限公司 | Gluing and rolling integrated machine for ethylene-propylene-diene monomer sealing strips |
| CN112519477A (en) * | 2020-11-27 | 2021-03-19 | 上海南朝印刷有限公司 | Gluing device and gluing process of paper pasting machine |
| CN213377507U (en) * | 2020-09-16 | 2021-06-08 | 嘉兴信艺防伪新材料有限公司 | Coating device for improving coating uniformity |
| CN114228167A (en) * | 2021-10-28 | 2022-03-25 | 海盐吉龙机械股份有限公司 | Compounding machine with rapid cutting mechanism for paper production |
-
2022
- 2022-07-19 CN CN202210848768.9A patent/CN115350861B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB693722A (en) * | 1951-03-09 | 1953-07-08 | Fred Wilhelm Kucklinsky | Improvements in coating apparatus for wrapping and cartoning machines |
| CN1365862A (en) * | 2001-01-16 | 2002-08-28 | 库夫纳制衣有限公司 | Method and equipment for producing flexible cloth possessing hot melt adhesive coating layer applied by wire mesh |
| CN207056886U (en) * | 2017-03-31 | 2018-03-02 | 浙江工贸职业技术学院 | A kind of textile cloth paste applying device |
| CN107890970A (en) * | 2017-11-04 | 2018-04-10 | 舒城宏峰纸板有限公司 | A kind of carton board gluing, glue device |
| CN210647032U (en) * | 2019-09-13 | 2020-06-02 | 江西广厦包装印刷有限公司 | Lining paper coating machine for cigarette holder |
| CN110903776A (en) * | 2019-12-07 | 2020-03-24 | 汪永超 | Pearl wool adhesive tape and processing equipment thereof |
| CN210700864U (en) * | 2020-04-30 | 2020-06-09 | 临朐瑞星塑胶制品有限公司 | Gluing and rolling integrated machine for ethylene-propylene-diene monomer sealing strips |
| CN213377507U (en) * | 2020-09-16 | 2021-06-08 | 嘉兴信艺防伪新材料有限公司 | Coating device for improving coating uniformity |
| CN112519477A (en) * | 2020-11-27 | 2021-03-19 | 上海南朝印刷有限公司 | Gluing device and gluing process of paper pasting machine |
| CN114228167A (en) * | 2021-10-28 | 2022-03-25 | 海盐吉龙机械股份有限公司 | Compounding machine with rapid cutting mechanism for paper production |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117484625A (en) * | 2023-12-29 | 2024-02-02 | 山东熠阳工业技术有限公司 | Artificial board double-sided gluing device for loudspeaker box manufacturing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115350861B (en) | 2024-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115350861A (en) | Hot melt adhesive powder point coating device for lining cloth and coating method thereof | |
| CN206882076U (en) | A kind of automatic film coating production line | |
| CN105268605A (en) | Painting method where roller coating is performed though roller and roller coating device | |
| CN206897735U (en) | A kind of brushing equipment for high-grade technique mirror back lacquer | |
| CN111704815A (en) | Diatom ooze coating capable of decomposing formaldehyde and preparation method thereof | |
| CN208695369U (en) | A kind of uniform formula spray head of plates of automobile spray painting | |
| CN206289174U (en) | A kind of glass dusting device for the production of automobile doubling glass | |
| CN207577656U (en) | A kind of lithium battery cap press welding device | |
| CN201729776U (en) | Vacuum slurry pump | |
| CN106994401A (en) | A kind of steel pipe electrostatic coating machine and its painting method | |
| CN210302686U (en) | Filter element cleaning device | |
| CN107824379A (en) | The automatic transfer sizing integration apparatus of plate surface coating | |
| CN110477591A (en) | A kind of japanning utensil | |
| CN206752984U (en) | Paint rolling applying roller | |
| CN208976149U (en) | A kind of diaphragm for lithium ion battery coating unit | |
| CN209423881U (en) | Semiclosed pneumatic drainage device and electrostatic powder spraying device | |
| CN2174265Y (en) | Improved hot melt pressure-sensitive rubber coating apparatus | |
| CN207413707U (en) | Basecoat paint system | |
| CN207446577U (en) | A kind of capacitor semi-finished product structure convenient for metal spraying process | |
| CN207433973U (en) | A kind of lathe and blow-dry device for being used to dry up rubber roller | |
| CN213855395U (en) | High-adhesion device for wood board coating | |
| CN112844900A (en) | Valve paint spraying device | |
| CN209700077U (en) | A kind of outer surface finishing coat transfer apparatus of tail envelope aluminum pipe | |
| CN2364881Y (en) | Machine for coating pills with special rotary drum | |
| CN216936680U (en) | Anti-blocking spray gun |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |