CN207575860U - Pressure sensitive adhesive deaeration and filter device - Google Patents
Pressure sensitive adhesive deaeration and filter device Download PDFInfo
- Publication number
- CN207575860U CN207575860U CN201721605640.0U CN201721605640U CN207575860U CN 207575860 U CN207575860 U CN 207575860U CN 201721605640 U CN201721605640 U CN 201721605640U CN 207575860 U CN207575860 U CN 207575860U
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- Prior art keywords
- glue
- glue groove
- filter
- groove body
- sensitive adhesive
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- 239000004820 Pressure-sensitive adhesive Substances 0.000 title claims abstract description 47
- 239000003292 glue Substances 0.000 claims abstract description 93
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 238000007761 roller coating Methods 0.000 claims abstract description 13
- -1 polypropylene Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 210000002469 basement membrane Anatomy 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010422 painting Methods 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 238000000576 coating method Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Abstract
The utility model discloses a kind of pressure sensitive adhesive deaeration and filter device, which includes glue bucket, the filter as second level deaeration area, the glue groove body and pneumatic diaphragm pump as third level deaeration area as primary standing and defoaming area；The feed inlet connection of the pneumatic diaphragm pump takes out sebific duct and reaches glue bottom of the barrel, and the discharge port of the pneumatic diaphragm pump connects the feed inlet of filter by communicating pipe, and the discharge port connection glue feeding tube of the filter simultaneously extends to glue groove body；The glue groove body is also connected with return duct and extends in glue bucket, and the rear of glue groove body is connected with roller coating.The deaeration of the utility model set with filtering one, through three-level deaeration and it is primary cross rate, shorten standing and defoaming the time required to, improve production efficiency.
Description
Technical field
The utility model is related to polaroid production field more particularly to a kind of pressure sensitive adhesive deaeration and filter devices.
Background technology
Solvent pressure-sensitive adhesive has the characteristics such as excellent weather resistance, extensively should in fields such as optical material, electronic materials
With.Wherein, inorganic functional particle is added in many pressure sensitive adhesives, in whipping process is prepared, easily generates more bubble；Meanwhile
Part inorganic particulate dispersion is insufficient, forms aggregated particle impurity.These bubbles, granule foreign etc. influence the performance of product and good
Rate, therefore, when pressure sensitive adhesive is coated with, deaeration and filtering are extremely important.
The defoaming method of pressure sensitive adhesive includes chemical method and physical method, and common chemistry defoaming method such as adds in defoaming
Agent can reduce the performances such as the bonding force of pressure sensitive adhesive, not use this method as possible after addition；Physics defoaming method includes standing de-
The methods of bubble, vacuum defoamation, ultrasonic wave defoaming, and solvent pressure-sensitive adhesive uses standing and defoaming method more.For no addition nothing
The pressure sensitive adhesive of machine particle, viscosity can be prepared relatively low（300-500 cps/25℃）, standing and defoaming only needs the short period；And add
Enter the pressure sensitive adhesive of inorganic particulate, if viscosity is relatively low, the easy rapid subsidence of inorganic particulate, therefore, viscosity need to prepare higher
（800-2000 cps/25℃）, this causes, and standing and defoaming required time is longer, some even need 3 days or more.
When pressure sensitive adhesive is coated with, to ensure coating performance, it is filtered using on-line filtration mode.The device of on-line filtration has
Bag type filtering, strainer filtering, filter element filtering etc., for high request product, filter element filtering is advantageously.
In existing coating process, pressure sensitive adhesive standing and defoaming only in glue bucket, deaeration and filtering are usually spaced apart by completing.
For the medium-high viscosity pressure sensitive adhesive containing inorganic particulate, the standing and defoaming time is longer, and production efficiency is relatively low.
Invention content
For shortcoming present in above-mentioned technology, the utility model provides a kind of pressure sensitive adhesive deaeration and filter device,
The device sets deaeration is integrated with filtering, through three-level deaeration and primary filtering, the time required to shortening standing and defoaming, improves production
Efficiency.
To achieve the above object, the utility model provides a kind of pressure sensitive adhesive deaeration and filter device, including as primary quiet
Put the glue bucket, the filter as second level deaeration area, the glue groove body and pneumatic diaphragm pump as third level deaeration area in deaeration area；
The feed inlet connection of the pneumatic diaphragm pump takes out sebific duct and reaches glue bottom of the barrel, and the discharge port of the pneumatic diaphragm pump passes through connection
Pipe connects the feed inlet of filter, and the discharge port connection glue feeding tube of the filter simultaneously extends to glue groove body；The glue groove body is also
Connection return duct is simultaneously extended in glue bucket, and the rear of glue groove body is connected with roller coating.
Wherein, pressure gauge and exhaust pipe are installed, and the exhaust pipe is extended in glue bucket at the top of the filter；Institute
It states and filtration core is installed in filter, and the filtration core inner cavity is only communicated with the discharge port of filter.
Wherein, the glue groove body include glue groove bottom plate, retaining plate and scraper positioned at glue groove bottom plate both sides, glue groove bottom plate,
Retaining plate and roller coating three enclose the glue groove body, and scraper is located at the peripheral edge of roller coating, both sides retaining plate
Trepanning central point is parallel with the pressure sensitive adhesive liquid level in glue groove body, and glue feeding tube reaches glue groove body and close to center line far from painting drum one
Side, coating basement membrane from passed through between glue groove bottom plate and roller coating and through scraper control glue-spread.
Wherein, the caliber for taking out sebific duct is greater than or equal to the feed inlet caliber of pneumatic diaphragm pump；The wall of the filtration core
Thickness about 15-20mm, and the material of filtration core is polypropylene or polytetrafluoroethylene (PTFE).
The beneficial effects of the utility model are：Compared with prior art, pressure sensitive adhesive deaeration provided by the utility model and mistake
Device is filtered, which includes glue bucket, filter and glue groove body；The pressure sensitive adhesive of glue bottom of the barrel is transported to filtering by pneumatic diaphragm pump
Device, a small amount of pressure sensitive adhesive for being enriched with bubble are discharged to glue bucket through exhaust pipe, and remaining pressure sensitive adhesive is sent to glue groove body after filter filters
Interior, the pressure sensitive adhesive that glue groove body top is enriched with bubble on a small quantity is discharged to glue bucket through return duct, and remaining pressure sensitive adhesive is applied consumption.Above-mentioned
Structured set deaeration with filtering one, through three-level deaeration and it is primary cross rate, shorten standing and defoaming the time required to, improve production effect
Rate.
Description of the drawings
Fig. 1 is the pressure sensitive adhesive deaeration of the utility model and the structure diagram of filter device.
Specific embodiment
In order to more clearly state the utility model, the utility model is further described below in conjunction with the accompanying drawings.
Referring to Fig. 1, pressure sensitive adhesive deaeration provided by the utility model and filter device, including as primary standing and defoaming area
Glue bucket 1, as the filter 5 in second level deaeration area, as the glue groove body 11 in third level deaeration area and pneumatic diaphragm pump 3；Institute
The feed inlet connection for stating pneumatic diaphragm pump takes out sebific duct 2 and reaches glue bottom of the barrel, and the discharge port of the pneumatic diaphragm pump passes through connection
Pipe 4 connects the feed inlet of filter, and the discharge port connection glue feeding tube 9 of the filter simultaneously extends to glue groove body 11；The glue groove
Body is also connected with return duct 10 and extends in glue bucket, and the rear of glue groove body is connected with roller coating 14.Glue bottom of the barrel pressure sensitive adhesive
20 are transported to filter 5 by pneumatic diaphragm pump, and a small amount of pressure sensitive adhesive for being enriched with bubble is discharged to glue bucket, remaining pressure sensitive adhesive through exhaust pipe 8
Glue groove is sent to after filtration core 6, the pressure sensitive adhesive that glue groove top is enriched with bubble on a small quantity is discharged to glue bucket 1, residue pressure through return duct 10
Quick glue is applied consumption.
Compared to the situation of the prior art, pressure sensitive adhesive deaeration provided by the utility model and filter device, the device include
Glue bucket, filter and glue groove body；The pressure sensitive adhesive of glue bottom of the barrel is transported to filter by pneumatic diaphragm pump, a small amount of pressure for being enriched with bubble
Quick glue is discharged to glue bucket through exhaust pipe, and remaining pressure sensitive adhesive is sent to after filter filters in glue groove body, and glue groove body top is rich on a small quantity
The pressure sensitive adhesive of collection bubble is discharged to glue bucket through return duct, and remaining pressure sensitive adhesive is applied consumption.Above-mentioned structured set deaeration and filtering
One, through three-level deaeration and it is primary cross rate, shorten standing and defoaming the time required to, improve production efficiency.
In the present embodiment, pressure gauge 6 and exhaust pipe 7 are installed, and the exhaust pipe extends at the top of the filter
Into glue bucket；Filtration core 6 is installed, and the filtration core inner cavity is only communicated with the discharge port of filter in the filter.
In the present embodiment, glue bucket 1 is less than the height of bucket as primary standing and defoaming area, diameter.It is prepared during coating
The pressure sensitive adhesive 20 of pressure sensitive adhesive preliminary standing and defoaming in glue bucket 1,1 bottom bubble-free of glue bucket or a small amount of bubble is by pneumatic diaphragm pump 3
It is transported to filter 5.Filter 5 is used as second level deaeration area, according to the filter of the optional 1-5 cores of glue-spread；Its top pressure
Table 7 shows maximum value ＜ 0.1MPa, more preferably up to value ＜ 0.06MPa；Control flow is installed on the exhaust pipe 8 at the top of it
Valve, between 6 outer wall of 5 inner wall of filter and filtration core, a small amount of bubble floating in pressure sensitive adhesive is enriched with and via 8 row of exhaust pipe
To glue bucket 1.By filter core 6 remove granule foreign pressure sensitive adhesive, without or only few bubble, be transported to through glue feeding tube 9
Glue groove body 11
In the present embodiment, the glue groove body 11 includes glue groove bottom plate 12,13 and of retaining plate positioned at glue groove bottom plate both sides
Scraper 15, glue groove bottom plate, retaining plate and roller coating three enclose the glue groove body, and scraper is located at the periphery sides of roller coating
At edge, the retaining plate trepanning central point of both sides is parallel with 20 liquid level of pressure sensitive adhesive in glue groove body, and glue feeding tube reaches glue groove body and leans on
Nearly center line is far from painting drum side, and coating basement membrane 21 between glue groove bottom plate and roller coating from passing through and control gluing through scraper
Amount.As third level deaeration area, few bubble is further enriched to glue surface layer in pressure sensitive adhesive in glue groove body 11, passes through retaining plate
The trepanning discharge on top, and through return line flow to glue bucket, the remaining still coated consumption of pressure sensitive adhesive.
In the present embodiment, the matchings such as the filtering accuracy of filtration core 6 and packing material size, it is described take out sebific duct caliber be more than or
Equal to the feed inlet caliber of pneumatic diaphragm pump；The wall thickness of the filtration core about 15-20mm, and the material of filtration core for polypropylene or
Polytetrafluoroethylene (PTFE).The flow of pneumatic diaphragm pump is 2 ~ 4 times of coating weight, and the caliber for taking out sebific duct is not less than the charging of pneumatic diaphragm pump
Mouth caliber.
Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this,
The changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (4)
1. a kind of pressure sensitive adhesive deaeration and filter device, which is characterized in that including as primary standing and defoaming area glue bucket, as
The filter in two level deaeration area, glue groove body and pneumatic diaphragm pump as third level deaeration area；The charging of the pneumatic diaphragm pump
Mouth connection takes out sebific duct and reaches glue bottom of the barrel, and the discharge port of the pneumatic diaphragm pump passes through the charging for communicating pipe connecting filter
Mouthful, the discharge port connection glue feeding tube of the filter simultaneously extends to glue groove body；The glue groove body is also connected with return duct and extends to
In glue bucket, and the rear of glue groove body is connected with roller coating.
2. pressure sensitive adhesive deaeration according to claim 1 and filter device, which is characterized in that the top installation of the filter
There are pressure gauge and exhaust pipe, and the exhaust pipe is extended in glue bucket；Filtration core, and the filtering are installed in the filter
In-core chamber is only communicated with the discharge port of filter.
3. pressure sensitive adhesive deaeration according to claim 1 and filter device, which is characterized in that the glue groove body includes glue groove bottom
Plate, retaining plate and scraper positioned at glue groove bottom plate both sides, glue groove bottom plate, retaining plate and roller coating three enclose the glue groove
Body, and scraper is located at the peripheral edge of roller coating, both sides retaining plate trepanning central point and the pressure sensitive adhesive liquid level in glue groove body
Parallel, glue feeding tube reaches glue groove body and close to center line far from painting drum side, is coated with basement membrane from glue groove bottom plate and roller coating
Between pass through and through scraper control glue-spread.
4. pressure sensitive adhesive deaeration according to claim 2 and filter device, which is characterized in that the caliber for taking out sebific duct is more than
Or the feed inlet caliber equal to pneumatic diaphragm pump；The wall thickness 15-20mm of the filtration core, and the material of filtration core for polypropylene or
Polytetrafluoroethylene (PTFE).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721605640.0U CN207575860U (en) | 2017-11-27 | 2017-11-27 | Pressure sensitive adhesive deaeration and filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721605640.0U CN207575860U (en) | 2017-11-27 | 2017-11-27 | Pressure sensitive adhesive deaeration and filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207575860U true CN207575860U (en) | 2018-07-06 |
Family
ID=62733964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721605640.0U Active CN207575860U (en) | 2017-11-27 | 2017-11-27 | Pressure sensitive adhesive deaeration and filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207575860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760332A (en) * | 2020-07-07 | 2020-10-13 | 常州都铂高分子有限公司 | Quick adhesive liquid discharging device for pressure-sensitive adhesive production |
-
2017
- 2017-11-27 CN CN201721605640.0U patent/CN207575860U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760332A (en) * | 2020-07-07 | 2020-10-13 | 常州都铂高分子有限公司 | Quick adhesive liquid discharging device for pressure-sensitive adhesive production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pressure sensitive adhesive defoaming and filtering device Effective date of registration: 20200916 Granted publication date: 20180706 Pledgee: Bank of China Limited by Share Ltd. Heyuan branch Pledgor: GUANGDONG MINGGE PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2020980006095 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231109 Granted publication date: 20180706 Pledgee: Bank of China Limited by Share Ltd. Heyuan branch Pledgor: GUANGDONG MINGGE PHOTOELECTRIC TECHNOLOGY CO.,LTD. Registration number: Y2020980006095 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |