CN115156001A - Preparation process and processing equipment of small water-soluble pressure-sensitive adhesive - Google Patents
Preparation process and processing equipment of small water-soluble pressure-sensitive adhesive Download PDFInfo
- Publication number
- CN115156001A CN115156001A CN202210941891.5A CN202210941891A CN115156001A CN 115156001 A CN115156001 A CN 115156001A CN 202210941891 A CN202210941891 A CN 202210941891A CN 115156001 A CN115156001 A CN 115156001A
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- sensitive adhesive
- fixedly connected
- drying
- supporting plate
- pressure
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- 239000004820 Pressure-sensitive adhesive Substances 0.000 title claims abstract description 66
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000001035 drying Methods 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims description 38
- 238000003860 storage Methods 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 30
- 239000000839 emulsion Substances 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000007306 turnover Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 239000011265 semifinished product Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- PJVWKTKQMONHTI-UHFFFAOYSA-N warfarin Chemical compound OC=1C2=CC=CC=C2OC(=O)C=1C(CC(=O)C)C1=CC=CC=C1 PJVWKTKQMONHTI-UHFFFAOYSA-N 0.000 claims description 2
- 229960005080 warfarin Drugs 0.000 claims description 2
- 239000000080 wetting agent Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 13
- 239000003292 glue Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the field of pressure-sensitive adhesive production, in particular to a preparation process and processing equipment of a small water-soluble pressure-sensitive adhesive. The technical problem is as follows: the high-temperature drying of the pressure-sensitive adhesive can improve the efficiency, but can damage the film on the back of the pressure-sensitive adhesive, and the temperature reduction needs to prolong the drying thread, so that a large amount of factory space is occupied. The technical scheme is as follows: a small-sized water-soluble pressure-sensitive adhesive processing device comprises an upper frame and a drying assembly; the middle part of the inner side of the upper frame is connected with a drying component. During the use, cool down the drum through the clear water, then cool down pressure sensitive adhesive tape downside film through the drum, thereby avoid high temperature damage film, improve drying efficiency through high temperature simultaneously, greatly reduced stoving thread does benefit to and practices thrift the factory building space, and cool down through the mode of contact, avoid influencing the problem of stoving process through the cold air cooling, simultaneously, absorb the clear water on drum surface through the strip that absorbs water, avoid drum surface clear water to be infected with on the film of pressure sensitive adhesive tape downside.
Description
Technical Field
The invention relates to the field of pressure-sensitive adhesive production, in particular to a preparation process and processing equipment of a small water-soluble pressure-sensitive adhesive.
Background
Need carry out the stoving process in the current pressure-sensitive adhesive production and processing, high temperature is dried and can be effectively improved the drying rate of pressure-sensitive adhesive, but the high temperature damage phenomenon can appear in the film at the pressure-sensitive adhesive back, if transfer low with the stoving temperature, then the drying rate of pressure-sensitive adhesive can slow down to need the extension stoving thread, occupy a large amount of factory building spaces, in addition, if cool down through the film at the pressure-sensitive adhesive back, then can appear cold wind and can disturb hot-blast phenomenon, seriously influence the stoving process.
Disclosure of Invention
The invention provides a preparation process and processing equipment of a small water-soluble pressure-sensitive adhesive, aiming at overcoming the defects that the high-temperature drying of the pressure-sensitive adhesive can improve the efficiency, but can damage a film on the back of the pressure-sensitive adhesive, and the reduction of the temperature needs to prolong the drying process and occupy a large amount of factory space.
The technical scheme is as follows: a preparation process of a small water-soluble pressure-sensitive adhesive comprises the following working steps:
s1: preparing raw materials, namely preparing warfarin 1367A basic emulsion, basf 7152 basic emulsion, junneng 3175 basic emulsion, weistan 880L tackifying emulsion, laote 780G tackifying emulsion and 875 wetting agent;
s2: preparing emulsion, namely mixing the raw materials prepared in the step S1 together and fully stirring to obtain mixed emulsion;
s3: coating, namely coating the mixed emulsion prepared in the step S2 on a substrate to obtain a semi-finished product of the pressure-sensitive adhesive tape;
s4: and (5) drying, namely performing contact cooling type drying on the pressure-sensitive adhesive tape semi-finished product prepared in the step (S3) for shortening the drying thread.
A small-sized water-soluble pressure-sensitive adhesive processing device comprises a lower rack, a first supporting plate, an upper rack, a first turnover door, a second turnover door, a storage box, a first guide plate, a second guide plate, a drying assembly and a cooling assembly; the upper side of the lower frame is fixedly connected with a first supporting plate; the upper side of the first supporting plate is fixedly connected with an upper frame; the lower part of the left side and the lower part of the right side of the upper frame are both provided with a through groove; the lower part of the front side of the upper frame is provided with a first turnover door; a second turnover door is arranged at the upper part of the front side of the upper frame; the middle part of the inner side of the upper frame is connected with a drying component for uniformly and softly drying the pressure sensitive adhesive tape; the first supporting plate is connected with a cooling assembly used for cooling the pressure-sensitive adhesive tape back film; the cooling assembly is connected with the lower rack; a storage box is fixedly connected to the upper part of the inner side of the lower rack, and clear water is arranged in the storage box; the cooling assembly is cooled through clear water in the storage box, and the cooling assembly is used for cooling the film on the back of the pressure sensitive adhesive tape in a contact manner; the upper side of the storage box is in contact with the first supporting plate; the storage box is connected with the cooling assembly; the upper part of the cooling assembly is connected with five first guide plates; the upper part of the cooling assembly is connected with five second guide plates, and the five second guide plates and the five first guide plates are arranged in a crossed manner; through first guide plate and second guide plate with hot-air water conservancy diversion to cooling module in, get rid of the clear water of cooling module and pressure sensitive tape back film contact position, block the clear water that flows to in the containing box through first guide plate and second guide plate.
Further explaining, the drying assembly comprises a second support plate, a pump body, a first pipeline, a first ventilating cover, a second pipeline, a second ventilating cover and a heating unit; a second supporting plate is fixedly connected to the middle part of the inner side of the upper frame; the pump body is fixedly connected to the left part of the upper side of the second supporting plate; the front part of the upper side of the second supporting plate is fixedly connected with a first pipeline; the first pipeline is communicated with the pump body; a first ventilating hood is arranged on the left part of the upper side of the second supporting plate in a penetrating mode and is positioned on the left side of the pump body; the first pipeline is communicated with the first ventilating hood; six second pipelines are communicated with the right part of the first pipeline; six second ventilating hoods are arranged at the right part of the second supporting plate in a penetrating manner; the six second ventilating hoods are respectively communicated with the adjacent second pipelines; the inner sides of the six second ventilation hoods are connected with a heating unit.
Further, a first channel is formed in the upper portion of the second ventilating cover, a plurality of second channels are formed in the lower portion of the second ventilating cover, the plurality of second channels are communicated with the first channel, and the lower portions of the plurality of second channels incline towards the left.
Further, the rightmost heating unit comprises a heating rod, a first connecting frame and a heating plate; the heating rod is fixedly connected to the upper part of the second ventilation cover positioned at the rightmost part; a first connecting frame is fixedly connected to the front part of the second ventilation cover positioned at the rightmost part; the first connecting frame is fixedly connected with the heating rod; the heating rod is fixedly connected with a plurality of heating sheets, and the distribution density of the heating sheets decreases progressively from front to back.
Further, the drying component also comprises a flow deflector; the lower part of the second channel is fixedly connected with a plurality of flow deflectors which are arranged in an annular array and are arranged in an inclined way.
Further, the cooling assembly comprises a first round rod, a cylinder, a first motor, a third pipeline, a temperature sensor, a fourth pipeline, a wind shielding unit, a drying unit and a dispersing unit; five first round rods are rotatably connected to the first supporting plate; a cylinder is fixedly connected to the middle parts of the five first round rods; five first motors are fixedly connected to the rear side of the first supporting plate; the output ends of the five first motors are fixedly connected with the adjacent first round rods respectively; the upper part of the front side of the storage box is communicated with a third pipeline; the third pipeline penetrates through the lower rack; a temperature sensor is arranged on the front side of the storage box in a penetrating manner; the temperature sensor penetrates through the lower rack; the lower part of the front side of the storage box is communicated with a fourth pipeline; the fourth pipeline penetrates through the lower rack; the first supporting plate is connected with a wind shielding unit; the lower side of the first supporting plate is connected with five drying units which are respectively positioned at the lower sides of the adjacent cylinders; five dispersion units are connected to the receiver inboard.
Further explaining, the wind shielding unit comprises a wind shielding ring, a rubber strip and a side plate; five wind-blocking rings are fixedly connected to the first supporting plate and are respectively contacted with the adjacent cylinders; the upper ends of the five first guide plates are fixedly connected with a rubber strip; the five rubber strips are respectively contacted with the adjacent cylinders; the equal rigid coupling of front side and the rear side of five second guide plates has a curb plate, curb plate and adjacent first guide plate rigid coupling, curb plate and first backup pad rigid coupling.
Further explaining, the drying unit positioned at the rightmost side comprises a second connecting frame, a first transmission rod, a second motor, a water absorbing strip and a second round rod; two second connecting frames are fixedly connected to the right part of the lower side of the first supporting plate; a first transmission rod is connected between the two second connecting frames in a rotating way; a second motor is fixedly connected to the front side of the second connecting frame positioned in front; the output end of the second motor is fixedly connected with the adjacent first transmission rod; the middle part of the first transmission rod is fixedly connected with a water absorption strip; the water absorption strip is contacted with the adjacent cylinder; a second round rod is fixedly connected between the two second connecting frames and is positioned below the right side of the first transmission rod; the second round bar is used for extruding the water absorbing strip.
Further, the dispersion unit positioned at the rightmost part comprises a second transmission rod, a blade, a cylindrical block and a rough ring; the right part of the storage box is rotatably connected with a second transmission rod; the middle part of the second transmission rod is fixedly connected with three blades; the front part and the rear part of the second transmission rod are fixedly connected with a cylindrical block; a rough ring is fixedly connected to the outer sides of the two cylindrical blocks; both of the rough rings are in contact with the adjacent cylinder.
The beneficial effects of the invention are: when the device is used, the cylinder is cooled through clean water, and then the film on the lower side of the pressure sensitive adhesive tape is cooled through the cylinder, so that the film is prevented from being damaged by high temperature, meanwhile, the drying efficiency is improved through high temperature, the drying process is greatly reduced, the workshop space is saved, the temperature is reduced through a contact mode, and the problem that the drying process is influenced due to the cooling of cold air is avoided;
the air is heated in a grading manner through the heating sheets with the density gradually decreased from front to back, the air temperature of the same row of second channel is prevented from being uneven, the air is sprayed out in a spiral dispersing manner through the flow deflectors, so that the air flow is in soft contact with glue on the pressure-sensitive adhesive tape, and the phenomenon that the glue layer on the pressure-sensitive adhesive tape is damaged due to too strong air flow is avoided.
Drawings
FIG. 1 is a schematic view showing a first construction of a small-sized water-soluble pressure-sensitive adhesive processing apparatus according to the present invention;
FIG. 2 is a schematic view showing a second construction of the small water-soluble pressure-sensitive adhesive processing apparatus according to the present invention;
FIG. 3 is a schematic view of the drying assembly of the present invention;
FIG. 4 is a schematic view of a first partial structure of the drying assembly of the present invention;
FIG. 5 is a schematic view of a second partial structure of the drying assembly of the present invention;
FIG. 6 is a schematic view of a first partial configuration of the cooling module of the present invention;
FIG. 7 is a schematic view of a second partial structure of the cooling module of the present invention;
FIG. 8 is a schematic view of a third partial structure of the cooling module of the present invention;
FIG. 9 is a first front view of a portion of the cooling module of the present invention;
FIG. 10 is a second front view of a portion of the cooling module of the present invention;
FIG. 11 is an enlarged view of the small water-soluble pressure-sensitive adhesive processing apparatus A according to the present invention;
fig. 12 is a schematic view of a fourth partial structure of the cooling module of the present invention.
Reference numerals: 1-a lower rack, 2-a first support plate, 3-an upper rack, 4-a first turnover door, 5-a second turnover door, 201-a second support plate, 202-a pump body, 203-a first pipeline, 204-a first ventilation hood, 205-a second pipeline, 206-a second ventilation hood, 207-a heating rod, 208-a first connecting frame, 209-a heating plate, 2010-a flow deflector, 301-a first round rod, 302-a cylinder, 303-a first motor, 304-a storage box, 305-a third pipeline, 306-a temperature sensor, 307-a fourth pipeline, 308-a wind deflector, 309-a first flow deflector, 3010-a second flow deflector, 3011-a rubber strip, 3012-a second connecting frame, 3013-a first transmission rod, 3014-a second motor, 3015-a water absorption strip, 3016-a second round rod, 3017-a second transmission rod, a cylindrical blade, 3019-a block, 3020-a coarse ring, 3011-30291-a coarse ring, 3011-a through groove, 30192-a through groove, and a second channel 93.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A small-sized water-soluble pressure-sensitive adhesive processing device is shown in figures 1-5 and comprises a lower frame 1, a first supporting plate 2, an upper frame 3, a first folding door 4, a second folding door 5, a storage box 304, a first guide plate 309, a second guide plate 3010, a drying component and a cooling component; the upper side of the lower frame 1 is connected with a first supporting plate 2 through bolts; the upper side of the first supporting plate 2 is connected with an upper frame 3 through bolts; the lower part of the left side and the lower part of the right side of the upper frame 3 are both provided with a through groove 91; a first folding door 4 is arranged at the lower part of the front side of the upper frame 3; the upper part of the front side of the upper frame 3 is provided with a second turnover door 5; the middle part of the inner side of the upper frame 3 is connected with a drying component; the first supporting plate 2 is connected with a cooling component; the cooling assembly is connected with the lower frame 1; the upper part of the inner side of the lower frame 1 is connected with a storage box 304 through bolts, and clear water is arranged in the storage box 304; the upper side of the containing box 304 is contacted with the first supporting plate 2; the storage box 304 is connected with the cooling component; the upper part of the cooling assembly is connected with five first guide plates 309; five second baffles 3010 are connected to the upper portion of the cooling module, and the five second baffles 3010 and the five first baffles 309 are arranged in a crossing manner.
The drying component comprises a second supporting plate 201, a pump body 202, a first pipeline 203, a first ventilating hood 204, a second pipeline 205, a second ventilating hood 206 and a heating unit; the middle part of the inner side of the upper frame 3 is connected with a second supporting plate 201 through a bolt; the pump body 202 is fixedly connected to the left part of the upper side of the second supporting plate 201; a first pipeline 203 is fixedly connected to the front part of the upper side of the second supporting plate 201; the first pipeline 203 is communicated with the pump body 202; a first ventilation hood 204 is arranged on the left part of the upper side of the second support plate 201 in a penetrating manner, and the first ventilation hood 204 is positioned on the left of the pump body 202; the first duct 203 is communicated with a first ventilation hood 204; six second pipelines 205 are communicated with the right part of the first pipeline 203; six second ventilation covers 206 are arranged at the right part of the second supporting plate 201 in a penetrating manner; the six second ventilation hoods 206 are respectively communicated with the adjacent second pipelines 205; the inner sides of the six second ventilators 206 are connected with a heating unit.
The first passage 92 is provided at the upper part of the second ventilating cover 206, the plurality of second passages 93 are provided at the lower part of the second ventilating cover 206, the plurality of second passages 93 are communicated with the first passage 92, and the lower parts of the plurality of second passages 93 are inclined towards the left.
The heating unit located at the rightmost side includes a heating rod 207, a first connecting frame 208 and a heating plate 209; a heating rod 207 is fixedly connected to the upper part of the second ventilating hood 206 positioned at the rightmost part; a first connecting frame 208 is welded at the front part of the rightmost second ventilating cover 206; the first connecting frame 208 is fixedly connected with the heating rod 207; the heating rod 207 is fixedly connected with a plurality of heating sheets 209, and the distribution density of the plurality of heating sheets 209 decreases from front to back.
The drying component also comprises a flow deflector 2010; a plurality of flow deflectors 2010 are fixedly connected to the lower portion of the second channel 93, the flow deflectors 2010 are arranged in an annular array, and the flow deflectors 2010 are arranged in an inclined manner.
During preparation, the pressure sensitive adhesive tape which is coated passes through the upper frame 3 from left to right by two workers, the glue side of the pressure sensitive adhesive tape is positioned above, the left end of the pressure sensitive adhesive tape is fixedly connected with a position conveying roller, the pressure sensitive adhesive tape is driven by an outer side conveying roller to move left, the pump body 202 is started, the pump body 202 starts to operate, air is conveyed to the right side of the first pipeline 203, the air flows into the second pipeline 205 through the first pipeline 203, then flows into the first channel 92 of the second ventilating cover 206 from the first pipeline 203, then the air is heated by the heating rod 207 and the heating sheet 209, the hot air flows into the second channel 93, and is sprayed obliquely downwards and leftwards from the second channel 93, so that the hot air contacts the pressure sensitive adhesive tape to dry the pressure sensitive adhesive tape, meanwhile, the left side of the first pipeline 203 is in a negative pressure state, and the hot air in the upper frame 3 flows leftwards into the first ventilating cover 204 and then flows back into the first pipeline 203; in the air heating process, because the air flows from front to back in the first channel 92, the air flowing to the back of the first channel 92 is heated, and the air is heated in a grading manner by the heating sheets 209 with the density distributed in a descending manner from front to back, namely the heating effect from the front to the back in the first channel 92 is gradually reduced, so that the air in the first channel 92 is uniformly heated, the uneven temperature of the air sprayed from the second channel 93 in the same column is avoided, and the phenomenon of incomplete glue drying is avoided; when the air is sprayed out of the second channel 93, the air is sprayed out in a spiral dispersing mode through the flow deflectors 2010, so that the air flow is in soft contact with glue on the pressure sensitive adhesive tape, and the phenomenon that the glue layer on the pressure sensitive adhesive tape is damaged due to too strong air flow is avoided.
Example 2
On the basis of embodiment 1, as shown in fig. 1-2 and fig. 6-12, the cooling assembly comprises a first round bar 301, a cylinder 302, a first motor 303, a third pipeline 305, a temperature sensor 306, a fourth pipeline 307, a wind shielding unit, a drying unit and a dispersing unit; five first round rods 301 are rotatably connected to the first supporting plate 2; the middle parts of the five first round rods 301 are fixedly connected with a cylinder 302; five first motors 303 are fixedly connected to the rear side of the first supporting plate 2; the output ends of the five first motors 303 are fixedly connected with the adjacent first round rods 301 respectively; a third pipeline 305 is communicated with the upper part of the front side of the storage box 304; a third pipe 305 penetrates the lower frame 1; a temperature sensor 306 is arranged on the front side of the storage box 304 in a penetrating manner; the temperature sensor 306 penetrates through the lower frame 1; a fourth pipeline 307 is communicated with the lower part of the front side of the storage box 304; the fourth pipe 307 penetrates the lower frame 1; the first supporting plate 2 is connected with a wind shielding unit; five drying units are connected to the lower side of the first support plate 2, and are respectively positioned at the lower sides of the adjacent cylinders 302; five dispersing units are connected to the inner side of the storage box 304.
The wind shielding unit comprises a wind shielding ring 308, a rubber strip 3011 and a side plate 3021; five wind-blocking rings 308 are fixedly connected to the first supporting plate 2, and the five wind-blocking rings 308 are respectively contacted with the adjacent cylinders 302; the upper ends of the five first guide plates 309 are fixedly connected with a rubber strip 3011; five rubber strips 3011 are respectively in contact with the adjacent cylinders 302; a side plate 3021 is welded on the front side and the rear side of each of the five second flow deflectors 3010, the side plate 3021 is welded with the adjacent first flow deflector 309, and the side plate 3021 is welded with the first support plate 2.
The wind deflector 308 is a rubber ring.
The rightmost drying unit comprises a second connecting frame 3012, a first transmission rod 3013, a second motor 3014, a water absorption strip 3015 and a second round rod 3016; two second connecting frames 3012 are connected to the right bolt on the lower side of the first supporting plate 2; a first transmission rod 3013 is connected between the two second connecting frames 3012 in a co-rotating manner; a second motor 3014 is fixedly connected to the front side of the second connecting frame 3012 located in front; the output end of the second motor 3014 is fixedly connected with the adjacent first transmission rod 3013; the middle part of the first driving rod 3013 is fixedly connected with a water absorption strip 3015; the absorbent strip 3015 is in contact with the adjacent cylinder 302; a second round bar 3016 is welded between the two second connecting frames 3012, and the second round bar 3016 is located below the right side of the first transmission rod 3013; the second round bar 3016 is used to press the water absorbing strip 3015.
The water absorbing strip 3015 is a water absorbing sponge strip.
The rightmost dispersion unit comprises a second transmission rod 3017, a blade 3018, a cylindrical block 3019 and a rough ring 3020; a second transmission rod 3017 is rotatably connected to the right part of the storage box 304; three blades 3018 are welded in the middle of the second transmission rod 3017; the front part and the rear part of the second transmission rod 3017 are fixedly connected with a cylindrical block 3019; the outer sides of the two cylindrical blocks 3019 are fixedly connected with a rough ring 3020; both roughened rings 3020 are in contact with adjacent cylinder 302.
Firstly, an external water inlet pipeline is communicated to a third pipeline 305, an external water outlet pipeline is communicated to a fourth pipeline 307, clean water is injected into a storage box 304 through the third pipeline 305 by the external water inlet pipe, the liquid level is higher than the lowest side of a cylinder 302, after a pressure sensitive adhesive tape passes through an upper rack 3, a film on the lower side of the pressure sensitive adhesive tape is in close contact with the cylinder 302, in the drying process, a first motor 303 is started, the first motor 303 drives a first round rod 301 to rotate, the first round rod 301 drives the cylinder 302 to rotate, the cylinder 302 rotates anticlockwise when viewed from front to back, the rotating speed of the cylinder 302 is the same as the conveying speed of the pressure sensitive adhesive tape, in the rotating process of the cylinder 302, the outer surface of the cylinder 302 is continuously and alternately soaked in the clean water, heat on the outer surface of the cylinder 302 is absorbed through the clean water, the cooling effect is achieved, the cooled cylinder 302 contacts the film on the lower side of the pressure sensitive adhesive tape to cool the film, so that the film is prevented from being damaged by high temperature, meanwhile, the drying efficiency is improved through the high temperature, the drying process is greatly reduced in drying process, and the factory space is beneficial to saving of a factory building; when the outer surface of the cylinder 302 leaves clear water, the outer surface of the cylinder 302 is contaminated with part of the clear water, and at the moment, the second motor 3014 is started, and the second motor 3014 drives the first transmission rod 3013 to rotate; the first transmission rod 3013 drives the water absorption strip 3015 to rotate, so that the water absorption strip 3015 rolls on the outer surface of the cylinder 302, clear water on the outer surface of the cylinder 302 is absorbed, the clear water on the outer surface of the cylinder 302 is prevented from being stained on a thin film on the lower side of the pressure sensitive adhesive tape, meanwhile, the water absorption strip 3015 in the rotating process is limited through the second round rod 3016, clear water in the water absorption strip 3015 is squeezed out, the water absorption strip 3015 is favorably reused, and efficiency is improved; in the drying process, hot air is prevented from flowing downwards to contact with clean water in the storage box 304 through the wind shielding ring 308, so that the phenomenon that the temperature of the clean water is too high and the temperature reduction function is lost is avoided, meanwhile, part of the hot air is blown into a cavity formed by the second guide plate 3010 and the adjacent side plate 3021 and then flows into cavities of the first guide plate 309 and the cylinder 302 to dry water stains on the outer surface of the cylinder 302, and the clean water on the outer surface of the cylinder 302 is prevented from being polluted on a film on the lower side of the pressure sensitive adhesive tape, namely, the first guide plate 309 and the second guide plate 3010 are not only used for preventing the hot air from contacting with the clean water in the storage box 304, but also used for guiding the hot air to the outer surface of the cylinder 302 to dry the clean water on the surface of the cylinder 302, in the process, the air is prevented from flowing to the bottom of the pressure sensitive adhesive tape through the rubber strip 3011, so that the pressure sensitive adhesive tape is prevented from being blown upwards to cause a deviation phenomenon; clear water in the receiver 304 is to drum 302 in-process of cooling down, because drum 302 conducts the heat to clear water upper strata, make clear water upper strata's temperature higher and lower floor's temperature lower, this moment, drum 302 drives coarse ring 3020 through frictional force and rotates, coarse ring 3020 drives cylinder piece 3019 and rotates, cylinder piece 3019 drives second transfer line 3017 and rotates, second transfer line 3017 drives blade 3018 and rotates, make blade 3018 stir the clear water, avoid clear water upper strata to heat up too fast and influence the cooling effect, afterwards, when detecting out the clear water higher temperature through temperature sensor 306, discharge the clear water through external outlet pipe and fourth pipeline 307, pour into new clear water into through external inlet tube and third pipeline 305.
Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made herein without departing from the principles and spirit of the invention as defined by the appended claims. Therefore, the detailed description of the embodiments of the present disclosure is to be construed as merely illustrative, and not limitative of the remainder of the disclosure, but rather to limit the scope of the disclosure to the full extent set forth in the appended claims.
Claims (10)
1. A preparation process of a small water-soluble pressure-sensitive adhesive is characterized by comprising the following working steps:
s1: preparing raw materials, namely preparing warfarin 1367A basic emulsion, basf 7152 basic emulsion, junneng 3175 basic emulsion, weistan 880L tackifying emulsion, laote 780G tackifying emulsion and 875 wetting agent;
s2: preparing emulsion, namely mixing the raw materials prepared in the step S1 together and fully stirring to obtain mixed emulsion;
s3: coating, namely coating the mixed emulsion prepared in the step S2 on a substrate to obtain a semi-finished product of the pressure-sensitive adhesive tape;
s4: and (4) drying, namely performing contact cooling type drying on the pressure sensitive adhesive tape semi-finished product prepared in the step (S3) for shortening a drying thread.
2. A small-scale water-soluble pressure-sensitive adhesive processing equipment, this apparatus is used in a small-scale water-soluble pressure-sensitive adhesive preparation method of claim 1, comprising the lower stander (1), the first backup pad (2), the upper stander (3), the first turns over the folding door (4) and the second turns over the folding door (5); the upper side of the lower frame (1) is fixedly connected with a first supporting plate (2); an upper frame (3) is fixedly connected to the upper side of the first supporting plate (2); the lower part of the left side and the lower part of the right side of the upper frame (3) are both provided with a through groove (91); a first turnover door (4) is arranged at the lower part of the front side of the upper frame (3); a second turnover door (5) is arranged at the upper part of the front side of the upper frame (3); the drying device is characterized by further comprising a storage box (304), a first guide plate (309), a second guide plate (3010), a drying component and a cooling component; the middle part of the inner side of the upper frame (3) is connected with a drying component for uniformly and softly drying the pressure sensitive adhesive tape; the first supporting plate (2) is connected with a cooling assembly for cooling the back film of the pressure-sensitive adhesive tape; the cooling component is connected with the lower frame (1); a storage box (304) is fixedly connected to the upper part of the inner side of the lower rack (1), and clear water is arranged in the storage box (304); the cooling assembly is cooled through clear water in the storage box (304), and the pressure sensitive adhesive tape back film is cooled in a contact manner through the cooling assembly; the upper side of the storage box (304) is contacted with the first supporting plate (2); the storage box (304) is connected with the cooling assembly; the upper part of the cooling component is connected with five first guide plates (309); the upper part of the cooling component is connected with five second guide plates (3010), and the five second guide plates (3010) and the five first guide plates (309) are arranged in a cross way; the hot air is guided to the cooling assembly through the first guide plate (309) and the second guide plate (3010), clear water at the contact position of the cooling assembly and the pressure sensitive adhesive tape back film is removed, and the clear water flowing into the storage box (304) is blocked through the first guide plate (309) and the second guide plate (3010).
3. The small water-soluble pressure-sensitive adhesive processing equipment as claimed in claim 2, wherein the drying assembly comprises a second support plate (201), a pump body (202), a first pipeline (203), a first ventilating hood (204), a second pipeline (205), a second ventilating hood (206) and a heating unit; a second supporting plate (201) is fixedly connected to the middle part of the inner side of the upper frame (3); a pump body (202) is fixedly connected to the left part of the upper side of the second supporting plate (201); a first pipeline (203) is fixedly connected to the front part of the upper side of the second supporting plate (201); the first pipeline (203) is communicated with the pump body (202); a first ventilating hood (204) penetrates through the left part of the upper side of the second supporting plate (201), and the first ventilating hood (204) is positioned on the left side of the pump body (202); the first pipeline (203) is communicated with the first ventilation hood (204); six second pipelines (205) are communicated with the right part of the first pipeline (203); six second ventilating hoods (206) are arranged at the right part of the second supporting plate (201) in a penetrating manner; the six second ventilating hoods (206) are respectively communicated with the adjacent second pipelines (205); the inner sides of the six second ventilating hoods (206) are connected with a heating unit.
4. The small water-soluble pressure-sensitive adhesive processing equipment as claimed in claim 3, wherein a first passage (92) is formed at the upper part of the second ventilating cover (206), a plurality of second passages (93) are formed at the lower part of the second ventilating cover (206), the plurality of second passages (93) are communicated with the first passage (92), and the lower parts of the plurality of second passages (93) are inclined towards the left.
5. The apparatus for processing a small water-soluble pressure-sensitive adhesive according to claim 4, wherein the rightmost heating unit comprises a heating rod (207), a first connecting frame (208) and a heating plate (209); a heating rod (207) is fixedly connected to the upper part of the second ventilation cover (206) positioned at the rightmost part; a first connecting frame (208) is fixedly connected to the front part of the second ventilating cover (206) which is positioned at the rightmost part; the first connecting frame (208) is fixedly connected with the heating rod (207); a plurality of heating sheets (209) are fixedly connected to the heating rod (207), and the distribution density of the plurality of heating sheets (209) is decreased from front to back.
6. The small water-soluble pressure-sensitive adhesive processing equipment according to claim 5, wherein the drying assembly further comprises a flow deflector (2010); the lower portion of the second channel (93) is fixedly connected with a plurality of flow deflectors (2010), the flow deflectors (2010) are arranged in an annular array mode, and the flow deflectors (2010) are arranged in an inclined mode.
7. The small water-soluble pressure-sensitive adhesive processing equipment according to claim 6, wherein the cooling assembly comprises a first round bar (301), a cylinder (302), a first motor (303), a third pipeline (305), a temperature sensor (306), a fourth pipeline (307), a wind shielding unit, a drying unit and a dispersing unit; five first round rods (301) are rotatably connected to the first supporting plate (2); a cylinder (302) is fixedly connected to the middle parts of the five first round rods (301); five first motors (303) are fixedly connected to the rear side of the first supporting plate (2); the output ends of the five first motors (303) are fixedly connected with the adjacent first round rods (301) respectively; a third pipeline (305) is communicated with the upper part of the front side of the storage box (304); the third pipeline (305) penetrates through the lower rack (1); a temperature sensor (306) is arranged on the front side of the storage box (304) in a penetrating manner; the temperature sensor (306) penetrates through the lower frame (1); a fourth pipeline (307) is communicated with the lower part of the front side of the storage box (304); the fourth pipeline (307) penetrates through the lower frame (1); the first supporting plate (2) is connected with a wind shielding unit; five drying units are connected to the lower side of the first supporting plate (2), and are respectively positioned on the lower sides of the adjacent cylinders (302); five dispersion units are connected to the inner side of the storage box (304).
8. The small water-soluble pressure-sensitive adhesive processing apparatus according to claim 7, wherein the wind shielding unit comprises a wind shielding ring (308), a rubber strip (3011) and a side plate (3021); five wind-blocking rings (308) are fixedly connected to the first supporting plate (2), and the five wind-blocking rings (308) are respectively contacted with the adjacent cylinders (302); the upper ends of the five first guide plates (309) are fixedly connected with a rubber strip (3011); five rubber strips (3011) are contacted with adjacent cylinder (302) separately; the front side and the rear side of the five second guide plates (3010) are fixedly connected with a side plate (3021), the side plate (3021) is fixedly connected with the adjacent first guide plate (309), and the side plate (3021) is fixedly connected with the first supporting plate (2).
9. The small water-soluble pressure-sensitive adhesive processing equipment according to claim 8, wherein the drying unit located at the rightmost side comprises a second connecting frame (3012), a first transmission rod (3013), a second motor (3014), a water absorbing strip (3015) and a second round rod (3016); two second connecting frames (3012) are fixedly connected to the right part of the lower side of the first supporting plate (2); a first transmission rod (3013) is connected between the two second connecting frames (3012) in a co-rotating mode; a second motor (3014) is fixedly connected to the front side of a second connecting frame (3012) positioned in front; the output end of the second motor (3014) is fixedly connected with the adjacent first transmission rod (3013); the middle part of the first transmission rod (3013) is fixedly connected with a water absorption strip (3015); the water absorbing strip (3015) is contacted with the adjacent cylinder (302); a second round rod (3016) is fixedly connected between the two second connecting frames (3012), and the second round rod (3016) is positioned below the right side of the first transmission rod (3013); the second round bar (3016) is used for squeezing the water absorption strip (3015).
10. The small water-soluble pressure-sensitive adhesive processing apparatus as claimed in claim 9, wherein the rightmost dispersion unit comprises a second transmission rod (3017), a blade (3018), a cylindrical block (3019) and a rough ring (3020); a second transmission rod (3017) is rotatably connected to the right part of the storage box (304); three blades (3018) are fixedly connected to the middle of the second transmission rod (3017); the front part and the rear part of the second transmission rod (3017) are fixedly connected with a cylindrical block (3019); the outer sides of the two cylindrical blocks (3019) are fixedly connected with a rough ring (3020); both roughened rings (3020) are in contact with adjacent cylinders (302).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210941891.5A CN115156001B (en) | 2022-08-08 | 2022-08-08 | Preparation process and processing equipment of small water-soluble pressure-sensitive adhesive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210941891.5A CN115156001B (en) | 2022-08-08 | 2022-08-08 | Preparation process and processing equipment of small water-soluble pressure-sensitive adhesive |
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| CN115156001B CN115156001B (en) | 2023-04-18 |
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|---|---|---|---|---|
| FR2668582A1 (en) * | 1990-10-24 | 1992-04-30 | Westfalia Becorit Ind Tech | DEVICE FOR COOLING EXHAUSTED ANODES OF AN ELECTROLYTIC FUSION BATH. |
| CN109897574A (en) * | 2017-12-08 | 2019-06-18 | 万华化学（宁波）有限公司 | A kind of pressure-sensitive glue and preparation method thereof, adhesive label and preparation method thereof |
| CN211012247U (en) * | 2019-09-09 | 2020-07-14 | 天津科大智慧生物科技有限公司 | Drying and cooling integrated equipment for solid beverage |
| CN212902800U (en) * | 2020-08-06 | 2021-04-06 | 招远市双盛石艺科技有限公司 | Sand drying system with cooling device |
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2022
- 2022-08-08 CN CN202210941891.5A patent/CN115156001B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2668582A1 (en) * | 1990-10-24 | 1992-04-30 | Westfalia Becorit Ind Tech | DEVICE FOR COOLING EXHAUSTED ANODES OF AN ELECTROLYTIC FUSION BATH. |
| US5182869A (en) * | 1990-10-24 | 1993-02-02 | Westfalia Becorit Industrietechnik Gmbh | Apparatus for cooling spent anodes of electrolytic melting baths |
| CN109897574A (en) * | 2017-12-08 | 2019-06-18 | 万华化学（宁波）有限公司 | A kind of pressure-sensitive glue and preparation method thereof, adhesive label and preparation method thereof |
| CN211012247U (en) * | 2019-09-09 | 2020-07-14 | 天津科大智慧生物科技有限公司 | Drying and cooling integrated equipment for solid beverage |
| CN212902800U (en) * | 2020-08-06 | 2021-04-06 | 招远市双盛石艺科技有限公司 | Sand drying system with cooling device |
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| CN115156001B (en) | 2023-04-18 |
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