CN104606954A - Hemming process for filter screens - Google Patents
Hemming process for filter screens Download PDFInfo
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- CN104606954A CN104606954A CN201510009998.6A CN201510009998A CN104606954A CN 104606954 A CN104606954 A CN 104606954A CN 201510009998 A CN201510009998 A CN 201510009998A CN 104606954 A CN104606954 A CN 104606954A
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- screen pack
- main body
- bound edge
- filter screen
- screen main
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Abstract
The invention discloses a hemming process for filter screens. The hemming process comprises the following steps: step 1, preparing a filter screen main body and a paperboard used for manufacturing hemmed edges of the filter screen, wherein a plurality of folding parts are arranged on the paperboard; step 2, bonding a solid hot melt adhesive onto the folding parts; step 3, enabling the paperboard to cling to the filter screen main body, enabling one side surface bonded with the solid hot melt adhesive on each folding part to face to the filter screen main body, and then folding the folding parts along the side boundaries of the filter screen main body to form the hemmed edges for hemming the side parts of the filter screen main body; step 4, tightly pressing the hemmed edges onto the filter screen main body, and heating the hot melt adhesive so that the hot melt adhesive is melted to bond the hemmed edges and the filter screen main body; step 5, continuing to tightly press the hemmed edges until the melted hot melt adhesive is cooled to bond the hemmed edges and the filter screen main body and the hemmed edges and the filter screen main body are sized. The hemming process is convenient for automatic production, can effectively improve the production efficiency, can effectively keep the hemmed edges flat, and is firmer in bonding.
Description
Technical field
The present invention relates to the manufacture method of screen pack, particularly a kind of wrapping process of screen pack.
Background technology
Cardboard is normally first close to screen pack and is carried out turnover formation bound edge by the Wrapping method of the screen pack of current use, then liquid glue is smeared in the inner side of each bound edge, again each bound edge be adjacent to screen pack and fix with pressing plate, make that the glue solidifies and cling each bound edge and screen pack.This traditional craft plays glue and the mode compressed by hand, and there is following shortcoming: 1, frame not easily compresses, the degree of compression is uneven, and the bonding unstable phenomenon in local easily occurs; 2, beat the uneven of glue by hand, some place will be caused not have glue, and glue can be overflow out in some place; 3, by hand can produce more collodion silk when playing glue, need increase personnel to go to clear up in the middle of technique, this action inherently can not production capacity benefit, improves production cost.
In addition because the Wrapping method of this traditional screen pack needs to carry out gluing accurately, therefore usual by manually carrying out, be difficult to utilize plant equipment to realize automated production, production efficiency is low, and human cost is higher.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of wrapping process being convenient to the screen pack of automated production.
The present invention is the technical scheme that its technical problem of solution adopts:
A wrapping process for screen pack, is characterized in that comprising the following steps:
The first step, prepare a screen pack main body and for the manufacture of the cardboard of the bound edge of screen pack, described cardboard is provided with some flanging portions;
Second step, by bonding for solid-state PUR described flanging portion;
3rd step, is first close to screen pack main body by described cardboard, and makes side flanging portion being stained with PUR facing to screen pack main body, and the sideline then along screen pack main body turns down each flanging portion to form the bound edge of parcel screen pack body side;
4th step, to be pressed on bound edge in screen pack main body and to PUR heating, to make hotmelt melts with bonding each bound edge and screen pack main body;
5th step, continues to compress each bound edge and clings each bound edge and screen pack main body to the PUR cooling of fusing and shape.
Preferably, in described 4th step by adopt once heating after each bound edge of clamp pressing to make hotmelt melts and bond each bound edge and screen pack main body.
Preferably, described fixture comprises the train wheel bridge and lower plate that mutually can splice and enclose the accommodating cavity that formation one matches with each bound edge.
Preferably, in the 4th described step, the temperature of fixture after heating is 150-200 DEG C.
Preferably, in the 4th described step, the time of clamp pressing and each bound edge of heating is 8-15 second.
The invention has the beneficial effects as follows: carry out bonding owing to replacing traditional each bound edge of liquid glue to screen pack with solid-state PUR in the present invention, plant equipment can be utilized easily to position solid state heat melten gel and heat, be convenient to the automated production realizing screen pack wrapping process, enhance productivity, lower cost of labor; Meanwhile, due to each bound edge of compression that the present invention continues in the process of melten gel and cooling, the smooth of bound edge can be kept, make bonding more firmly and attractive in appearance; On the other hand, adopt and be directly close to each bound edge to carry out melten gel through pre-heated fixture, effectively saved the production time in the present invention, fixture also serves the effect of compression while heating simultaneously, further increases production efficiency.
Accompanying drawing explanation
Fig. 1 is flow chart of the present invention;
Fig. 2 is the structure chart of screen pack in the present invention;
Fig. 3 is the structure chart of fixture in the present invention.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, a kind of wrapping process of screen pack, comprises the following steps:
The first step, prepare a screen pack main body 11 and for the manufacture of the cardboard of the bound edge 12 of screen pack, described cardboard is provided with some flanging portions; These flanging portions form bound edge 12 for turning down;
Second step, by bonding for solid-state PUR described flanging portion, PUR can make the shape of adhesive tape, can be bonded in flanging portion after of short duration for the side of PUR adhesive tape heating is made its partial melting;
3rd step, is first close to screen pack main body 11 by described cardboard, and makes side flanging portion being stained with PUR facing to screen pack main body 11, and the sideline then along screen pack main body 11 turns down each flanging portion to form the bound edge 12 of parcel screen pack main body 11 sidepiece; Traditional liquid glue is replaced to carry out bonding owing to have employed PUR in the present invention, under normal temperature, PUR is solid-state, plant equipment easy to use carries out capturing and operating, therefore this second step and the 3rd step all can adopt automation equipment, traditional artificial gluing and the processing mode of flanging can be replaced, enhance productivity, save human cost;
4th step, to be pressed on bound edge 12 in screen pack main body 11 with the fixture after heating and to PUR heating, to make hotmelt melts with bonding each bound edge 12 and screen pack main body 11; This fixture comprises the train wheel bridge 21 and lower plate 22 that mutually can splice and enclose the accommodating cavity that formation one matches with each bound edge 12, during use, screen pack is placed on lower plate 22 or between train wheel bridge 21 and lower plate 22, then two clamping plate are fastened and can compress simultaneously and heat each bound edge 12, the smooth of bound edge 12 can be kept, make bonding more firm; In addition, after heating, be directly close to each bound edge 12 due to fixture and heat, saved the heat time, improve production efficiency, and can not impact mediums such as the active carbons in screen pack.The softening point of conventional packing box PUR is 90-100 DEG C, temperature in the present embodiment after fixture heating is about 150-200 DEG C, this temperature can make PUR softening carry out bonding, and INVENTIONPaper filter net can not be damaged, time of heating is about 8-15 second, can fully melt to make PUR, and can solidify bonding after heating completes faster, reduce the time of its flowing, prevent from, in PUR infiltration net, affecting performance and the adhesive effect of screen pack; Other mode of heatings such as conventional baking, Hot-blast Heating can certainly be adopted;
5th step, continues to compress each bound edge 12 and clings each bound edge 12 and screen pack main body 11 to the PUR cooling of fusing and shape, can keep the smooth of each bound edge 12, prevent distortion, and make bonding more firm.
Carry out bonding owing to replacing traditional each bound edge 12 of liquid glue to screen pack with solid-state PUR in the present invention, plant equipment can be utilized easily to position solid state heat melten gel and heat, be convenient to the automated production realizing screen pack wrapping process, enhance productivity, lower cost of labor; Meanwhile, due to each bound edge 12 of compression that the present invention continues in the process of melten gel and cooling, the smooth of bound edge 12 can be kept, make bonding more firmly and attractive in appearance; On the other hand, adopt in the present invention and be directly close to each bound edge 12 to carry out melten gel through pre-heated fixture, first clamp compared to traditional the mode heated afterwards, effectively saved the production time, fixture also serves the effect of compression while heating simultaneously, further increases production efficiency.
The foregoing is only preferred embodiments of the present invention, as long as the technical scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.
Claims (5)
1. a wrapping process for screen pack, is characterized in that comprising the following steps:
The first step, prepare a screen pack main body and for the manufacture of the cardboard of the bound edge of screen pack, described cardboard is provided with some flanging portions;
Second step, by bonding for solid-state PUR described flanging portion;
3rd step, is first close to screen pack main body by described cardboard, and makes side flanging portion being stained with PUR facing to screen pack main body, and the sideline then along screen pack main body turns down each flanging portion to form the bound edge of parcel screen pack body side;
4th step, to be pressed on bound edge in screen pack main body and to PUR heating, to make hotmelt melts with bonding each bound edge and screen pack main body;
5th step, continues to compress each bound edge and clings each bound edge and screen pack main body to the PUR cooling of fusing and shape.
2. the wrapping process of a kind of screen pack according to claim 1, is characterized in that: by adopting each bound edge of clamp pressing after heating to make hotmelt melts and bond each bound edge and screen pack main body in described 4th step.
3. the wrapping process of a kind of screen pack according to claim 2, is characterized in that: described fixture comprises the train wheel bridge and lower plate that mutually can splice and enclose the accommodating cavity that formation one matches with each bound edge.
4. the wrapping process of a kind of screen pack according to claim 2, is characterized in that: in the 4th described step, and the temperature of fixture after heating is 150-200 DEG C.
5. the wrapping process of a kind of screen pack according to claim 4, is characterized in that: in the 4th described step, and the time of clamp pressing and each bound edge of heating is 8-15 second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009998.6A CN104606954A (en) | 2015-01-07 | 2015-01-07 | Hemming process for filter screens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009998.6A CN104606954A (en) | 2015-01-07 | 2015-01-07 | Hemming process for filter screens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104606954A true CN104606954A (en) | 2015-05-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510009998.6A Pending CN104606954A (en) | 2015-01-07 | 2015-01-07 | Hemming process for filter screens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104606954A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666136A (en) * | 2016-04-19 | 2016-06-15 | 苏州三铁电气有限公司 | High-efficiency filter surrounding machine |
| CN105834075A (en) * | 2016-05-18 | 2016-08-10 | 中山市洁鼎过滤制品有限公司 | Automatic coating machine for filter screen |
| CN106303892A (en) * | 2016-09-29 | 2017-01-04 | 中山市天键电声有限公司 | A kind of without gum screen cloth automatic attaching processing technique |
| CN106801310A (en) * | 2017-01-25 | 2017-06-06 | 江西省凯骏实业有限公司 | A kind of gluing side technique for being applied to filter cotton |
| CN107887461A (en) * | 2017-10-27 | 2018-04-06 | 珠海格力电器股份有限公司 | Edge covering tool and edge covering method of double-glass assembly |
| CN108525405A (en) * | 2018-03-27 | 2018-09-14 | 中山市洁鼎过滤制品有限公司 | A kind of filter screen and its manufacture craft |
| CN114643716A (en) * | 2022-03-16 | 2022-06-21 | 福建华峰运动用品科技有限公司 | Multicolor edge covering manufacturing process, edge covering product and application thereof |
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| US20050224170A1 (en) * | 2004-04-09 | 2005-10-13 | Clarcor Air Filtration Products | Method and system for making filters |
| CN201161144Y (en) * | 2007-12-14 | 2008-12-10 | 山东新华医疗器械股份有限公司 | Composite type air purification plate |
| CN201482279U (en) * | 2009-08-04 | 2010-05-26 | 浦江诺华筛网有限公司 | Wave-page filter screen |
| CN201978579U (en) * | 2011-01-31 | 2011-09-21 | 江苏博思达环保科技有限公司 | Disc for turnplate filter |
| CN103736467A (en) * | 2014-01-10 | 2014-04-23 | 浙江朝晖过滤技术股份有限公司 | Preparation method of activated carbon fiber net of air purifier |
| CN204034439U (en) * | 2014-07-15 | 2014-12-24 | 上海哈克过滤器有限公司 | Air purifier arc combination filter structure |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050224170A1 (en) * | 2004-04-09 | 2005-10-13 | Clarcor Air Filtration Products | Method and system for making filters |
| CN201161144Y (en) * | 2007-12-14 | 2008-12-10 | 山东新华医疗器械股份有限公司 | Composite type air purification plate |
| CN201482279U (en) * | 2009-08-04 | 2010-05-26 | 浦江诺华筛网有限公司 | Wave-page filter screen |
| CN201978579U (en) * | 2011-01-31 | 2011-09-21 | 江苏博思达环保科技有限公司 | Disc for turnplate filter |
| CN103736467A (en) * | 2014-01-10 | 2014-04-23 | 浙江朝晖过滤技术股份有限公司 | Preparation method of activated carbon fiber net of air purifier |
| CN204034439U (en) * | 2014-07-15 | 2014-12-24 | 上海哈克过滤器有限公司 | Air purifier arc combination filter structure |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666136A (en) * | 2016-04-19 | 2016-06-15 | 苏州三铁电气有限公司 | High-efficiency filter surrounding machine |
| CN105666136B (en) * | 2016-04-19 | 2017-08-01 | 苏州三铁电气有限公司 | A kind of high efficiency particulate air filter edge surrounding device |
| CN105834075A (en) * | 2016-05-18 | 2016-08-10 | 中山市洁鼎过滤制品有限公司 | Automatic coating machine for filter screen |
| CN105834075B (en) * | 2016-05-18 | 2018-08-31 | 中山市洁鼎过滤制品有限公司 | A kind of filter screen automatic glue spreaders |
| CN106303892A (en) * | 2016-09-29 | 2017-01-04 | 中山市天键电声有限公司 | A kind of without gum screen cloth automatic attaching processing technique |
| CN106801310A (en) * | 2017-01-25 | 2017-06-06 | 江西省凯骏实业有限公司 | A kind of gluing side technique for being applied to filter cotton |
| CN107887461A (en) * | 2017-10-27 | 2018-04-06 | 珠海格力电器股份有限公司 | Edge covering tool and edge covering method of double-glass assembly |
| CN108525405A (en) * | 2018-03-27 | 2018-09-14 | 中山市洁鼎过滤制品有限公司 | A kind of filter screen and its manufacture craft |
| CN114643716A (en) * | 2022-03-16 | 2022-06-21 | 福建华峰运动用品科技有限公司 | Multicolor edge covering manufacturing process, edge covering product and application thereof |
| CN114643716B (en) * | 2022-03-16 | 2024-03-19 | 福建华峰运动用品科技有限公司 | Multicolor binding manufacturing process, binding product and application thereof |
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Application publication date: 20150513 |
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| RJ01 | Rejection of invention patent application after publication |