CN102528987A - Method for machining filter - Google Patents
Method for machining filter Download PDFInfo
- Publication number
- CN102528987A CN102528987A CN2012100345046A CN201210034504A CN102528987A CN 102528987 A CN102528987 A CN 102528987A CN 2012100345046 A CN2012100345046 A CN 2012100345046A CN 201210034504 A CN201210034504 A CN 201210034504A CN 102528987 A CN102528987 A CN 102528987A
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- counterdie
- filter
- polyurethane resin
- patrix
- groove
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Abstract
The invention discloses a method for machining a filter. The method comprises the following steps of: (1) putting a lower die on a rotating device, and filling liquid polyurethane resin adhesive into a groove A at the bottom of the lower die till the groove A is full of the liquid polyurethane resin adhesive; (2) putting a lower filter screen at the bottom of the lower die; (3) taking down the lower die, and cooling for 5 to 10 minutes; (4) inversing an upper die on the rotating device, and filling liquid polyurethane resin adhesive into a groove B at the bottom of the lower surface of the upper die; (5) putting an upper filter screen into the upper die in a mode that the lower surface of the upper filter screen is downward; (6) taking down the upper die, and cooling for 5 to 10 minutes; (7) putting the lower die taken down and cooled in the (3) on the rotating device again, putting a filter material into the cavity of the lower die, and filling the liquid polyurethane resin adhesive into a gap between the filter material and the inner wall of the cavity; (8) combining the upper die taken down and cooled in the (6) and the lower die, and then rotating the upper die and the lower die together for 4 to 10 minutes; and (9) taking down the dies in the (8), demoulding, and thus obtaining the required filter. The method for machining the filter is easy and convenient to operate and high in yield.
Description
Technical field
The present invention relates to the brand-new processing method of a kind of processing method of filter, particularly a kind of improved filter, belong to filter processing method technical field.
Background technology
At present, air cleaner commonly used like the filter of usefulness such as dust catcher, comprises housing, filter assemblies; Said housing hollow; Bonding or the supersonic welding all around of said filter assemblies is connected on the sidewall of housing hollow space; Said filter assemblies comprises screen pack, filtering material, following screen pack; Said upward screen pack, following screen pack are separately positioned on upper surface, the lower surface of filtering material; The filter of this structure, said housing are plastics or rubber parts, need processing separately; Just bonding or supersonic welding is connected together with filter assemblies then because the restriction of product structure and processing technology, filter in use, filter assemblies partly or entirely comes off with the housing generation easily, causes filter failure.For this reason, we have researched and developed a kind of new filter, comprise housing, filter assemblies; Said filter assemblies comprises screen pack, filtering material, following screen pack; Said upward screen pack, following screen pack are separately positioned on upper surface, the lower surface of filtering material; Said housing is processed by polyurethane resin glue, is wrapped in the periphery of filter assemblies; Said housing is not produced separately, and said housing adopts liquid polyurethane resin glue in the production mould of filter, directly to solidify and forms; Must research and develop a kind of processing method of producing improved filter for this reason.
Summary of the invention
The present invention seeks to have proposed a kind of brand-new processing method of improved filter for the deficiency that overcomes prior art.
For achieving the above object, the technical scheme that the present invention adopts is: a kind of processing method of filter comprises following steps:
1., counterdie is placed on the whirligig; Under the situation of 100-500 rev/min of counterdie rotating speed, the liquid polyurethane resin glue of filling in the A groove of counterdie bottom fills up till the A groove;
2., down screen pack is positioned over the counterdie bottom, make down screen pack lower surface all around with the A groove in the polyurethane resin glue of liquid state fully contact;
3., take off counterdie; Cooled off 5-10 minute;
4., patrix is inverted on the whirligig; Under the situation of 100-500 rev/min of patrix rotating speed, the liquid polyurethane resin glue of filling in the B groove of the lower surface of patrix bottom;
5., ventricumbent being positioned in the patrix of following table of going up screen pack, the polyurethane resin glue of the liquid state of annotating in the lower surface that makes screen pack and the B groove fully contacts;
6., take off patrix; Cooled off 5-10 minute;
7., will 3. take off, cool off good counterdie is positioned on the whirligig once more; Filtering material is positioned in the cavity of counterdie the liquid polyurethane resin glue of filling in the space of the inwall of filtering material and cavity; Fill up till the space; The rotary speed of counterdie is 100-1000 rev/min;
8., will 6. take off, cool off good patrix and counterdie matched moulds, behind the matched moulds, rotated together again 4-10 minute;
9., the mould in taking off 8., the demoulding can obtain the filter that needs.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
The filter that the processing method of filter according to the invention is produced, its housing is not produced separately, and said housing adopts liquid polyurethane resin glue in the mould of producing filter, directly to solidify and forms; The processing method of filter of the present invention, easy and simple to handle, yield rate is high.
Description of drawings
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
Accompanying drawing 1 is the stereogram of assembled state of the production mould of filter of the present invention;
Accompanying drawing 2 is the stereogram of counterdie of the production mould of filter of the present invention;
Accompanying drawing 3 is the stereogram of patrix of the production mould of filter of the present invention;
Accompanying drawing 4 is the cutaway view of assembled state of the production mould of filter of the present invention;
Wherein: 1, patrix; 2, counterdie; 3, buckle; 4, first bulge loop; 5, first through hole; 6, second bulge loop; 7, cavity; 8, second through hole.
The specific embodiment
The filter that the present invention is used for producing comprises housing, filter assemblies; Said filter assemblies comprises screen pack, filtering material, following screen pack; Said upward screen pack, following screen pack are separately positioned on upper surface, the lower surface of filtering material; Said housing is processed by polyurethane resin glue, is wrapped in the periphery of filter assemblies.The product that said polyurethane resin glue adopts Suzhou chemical company to produce; In the production process; Earlier filter assemblies is positioned in the mould of producing filter; Let mould rotate then with certain speed, again with the polyurethane resin glue encapsulating of liquid state in the space of mould, the liquid polyurethane resin glue cooled and solidified of relief is promptly processed filter of the present invention.
Be depicted as the production mould of a kind of filter of the present invention like accompanying drawing 1-4, comprise patrix 1, counterdie 2, buckle 3, first bulge loop 4, second through hole 8; Said first bulge loop 4 is arranged on the middle part of the lower surface of patrix 1, and the lower surface of patrix 1 is divided into 2 zones; The said counterdie 2 inner cavitys 7 that form; The middle part of the base plane of said cavity 7 is provided with second bulge loop 6; Said second through hole 8 is arranged on the base plane of cavity 7, and is positioned at the inboard of second bulge loop 6; The internal side wall of said cavity 7 is arranged to step-like; Said buckle 3 is arranged on the upper end of the cavity of counterdie 2; When said patrix 1 was packed counterdie 2 into, the lower surface of said patrix 1 contacted with the top stage face of cavity 7; The upper surface of said patrix 1 is by buckle 3 chuckings; Said first bulge loop 6 is inserted in the cavity 7.Said first through hole 5, second through hole 8 can be connected with whirligig respectively, make the production mould of filter produce rotation; The middle part of the upper surface of said patrix 1 is provided with first through hole 5; The setting of said first through hole 5 also helps the circulation of the filter interior air-flow in the process; Accelerate the cooled and solidified of polyurethane resin glue; Can prevent liquid too much the penetrating in the filter assemblies of polyurethane resin glue, thereby reduce the effect of filter.The internal side wall of said cavity is arranged to step-like, helps the matched moulds of patrix and counterdie, also helps the profile variation of shell simultaneously.
First embodiment of the processing method of a kind of filter according to the invention comprises following steps:
1., counterdie is placed on the whirligig; Under the situation of 250 rev/mins of counterdie rotating speeds, the liquid polyurethane resin glue of filling in the A groove of counterdie bottom fills up till the A groove;
2., down screen pack is positioned over the counterdie bottom, make down screen pack lower surface all around with the A groove in the polyurethane resin glue of liquid state fully contact;
3., take off counterdie; Cooled off 6 minutes;
4., patrix is inverted on the whirligig; Under the situation of 250 rev/mins of patrix rotating speeds, the liquid polyurethane resin glue of filling in the B groove of the lower surface of patrix bottom;
5., ventricumbent being positioned in the patrix of following table of going up screen pack, the polyurethane resin glue of the liquid state of annotating in the lower surface that makes screen pack and the B groove fully contacts;
6., take off patrix; Cooled off 6 minutes;
7., will 3. take off, cool off good counterdie is positioned on the whirligig once more; Filtering material is positioned in the cavity of counterdie the liquid polyurethane resin glue of filling in the space of the inwall of filtering material and cavity; Fill up till the space; The rotary speed of counterdie is 400 rev/mins;
8., will 6. take off, cool off good patrix and counterdie matched moulds, behind the matched moulds, rotated together again 8 minutes;
9., the mould in taking off 8., the demoulding can obtain the filter that needs.
Second embodiment of the processing method of a kind of filter of the present invention comprises following steps:
1., counterdie is placed on the whirligig; Under the situation of 350 rev/mins of counterdie rotating speeds, the liquid polyurethane resin glue of filling in the A groove of counterdie bottom fills up till the A groove;
2., down screen pack is positioned over the counterdie bottom, make down screen pack lower surface all around with the A groove in the polyurethane resin glue of liquid state fully contact;
3., take off counterdie; Cooled off 10 minutes;
4., patrix is inverted on the whirligig; Under the situation of 350 rev/mins of patrix rotating speeds, the liquid polyurethane resin glue of filling in the B groove of the lower surface of patrix bottom;
5., ventricumbent being positioned in the patrix of following table of going up screen pack, the polyurethane resin glue of the liquid state of annotating in the lower surface that makes screen pack and the B groove fully contacts;
6., take off patrix; Cooled off 10 minutes;
7., will 3. take off, cool off good counterdie is positioned on the whirligig once more; Filtering material is positioned in the cavity of counterdie the liquid polyurethane resin glue of filling in the space of the inwall of filtering material and cavity; Fill up till the space; The rotary speed of counterdie is 300 rev/mins;
8., will 6. take off, cool off good patrix and counterdie matched moulds, behind the matched moulds, rotated together again 10 minutes;
9., the mould in taking off 8., the demoulding can obtain the filter that needs.
The 3rd embodiment of the processing method of a kind of filter of the present invention comprises following steps:
1., counterdie is placed on the whirligig; Under the situation of 400 rev/mins of counterdie rotating speeds, the liquid polyurethane resin glue of filling in the A groove of counterdie bottom fills up till the A groove;
2., down screen pack is positioned over the counterdie bottom, make down screen pack lower surface all around with the A groove in the polyurethane resin glue of liquid state fully contact;
3., take off counterdie; Cooled off 5 minutes;
4., patrix is inverted on the whirligig; Under the situation of 400 rev/mins of patrix rotating speeds, the liquid polyurethane resin glue of filling in the B groove of the lower surface of patrix bottom;
5., ventricumbent being positioned in the patrix of following table of going up screen pack, the polyurethane resin glue of the liquid state of annotating in the lower surface that makes screen pack and the B groove fully contacts;
6., take off patrix; Cooled off 5 minutes;
7., will 3. take off, cool off good counterdie is positioned on the whirligig once more; Filtering material is positioned in the cavity of counterdie the liquid polyurethane resin glue of filling in the space of the inwall of filtering material and cavity; Fill up till the space; The rotary speed of counterdie is 400 rev/mins;
8., will 6. take off, cool off good patrix and counterdie matched moulds, behind the matched moulds, rotated together again 10 minutes;
9., the mould in taking off 8., the demoulding can obtain the filter that needs.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
The filter that the processing method of filter according to the invention is produced, its housing is not produced separately, and said housing adopts liquid polyurethane resin glue in the mould of producing filter, directly to solidify and forms; The processing method of filter of the present invention, easy and simple to handle, yield rate is high.
The foregoing description only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the personage that is familiar with this technology can understand content of the present invention and implements; Can not limit protection scope of the present invention with this; All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (1)
1. the processing method of a filter comprises following steps:
1., counterdie is placed on the whirligig; Under the situation of 100-500 rev/min of counterdie rotating speed, the liquid polyurethane resin glue of filling in the A groove of counterdie bottom fills up till the A groove;
2., down screen pack is positioned over the counterdie bottom, make down screen pack lower surface all around with the A groove in the polyurethane resin glue of liquid state fully contact;
3., take off counterdie; Cooled off 5-10 minute;
4., patrix is inverted on the whirligig; Under the situation of 100-500 rev/min of patrix rotating speed, the liquid polyurethane resin glue of filling in the B groove of the lower surface of patrix bottom;
5., ventricumbent being positioned in the patrix of following table of going up screen pack, the polyurethane resin glue of the liquid state of annotating in the lower surface that makes screen pack and the B groove fully contacts;
6., take off patrix; Cooled off 5-10 minute;
7., will 3. take off, cool off good counterdie is positioned on the whirligig once more; Filtering material is positioned in the cavity of counterdie the liquid polyurethane resin glue of filling in the space of the inwall of filtering material and cavity; Fill up till the space; The rotary speed of counterdie is 100-1000 rev/min;
8., will 6. take off, cool off good patrix and counterdie matched moulds, behind the matched moulds, rotated together again 4-10 minute;
9., the mould in taking off 8., the demoulding can obtain the filter that needs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100345046A CN102528987A (en) | 2012-02-16 | 2012-02-16 | Method for machining filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100345046A CN102528987A (en) | 2012-02-16 | 2012-02-16 | Method for machining filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102528987A true CN102528987A (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100345046A Pending CN102528987A (en) | 2012-02-16 | 2012-02-16 | Method for machining filter |
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| Country | Link |
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| CN (1) | CN102528987A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724606A (en) * | 2018-05-09 | 2018-11-02 | 海宁美康环保科技有限公司 | A kind of manufacture craft of fore filter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH054257A (en) * | 1991-06-28 | 1993-01-14 | Ebara Corp | Injection molding dye |
| CN201493981U (en) * | 2009-07-31 | 2010-06-02 | 戴荣祥 | Polyurethane screen heating platform |
| CN101732926A (en) * | 2010-01-08 | 2010-06-16 | 潘峰 | Molecular sieve filter element and preparation method thereof |
| CN201645828U (en) * | 2010-04-23 | 2010-11-24 | 上海永红汽车零部件有限公司 | Welded structure of plastic part and filter paper hot plate in air conditioner filter |
-
2012
- 2012-02-16 CN CN2012100345046A patent/CN102528987A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH054257A (en) * | 1991-06-28 | 1993-01-14 | Ebara Corp | Injection molding dye |
| CN201493981U (en) * | 2009-07-31 | 2010-06-02 | 戴荣祥 | Polyurethane screen heating platform |
| CN101732926A (en) * | 2010-01-08 | 2010-06-16 | 潘峰 | Molecular sieve filter element and preparation method thereof |
| CN201645828U (en) * | 2010-04-23 | 2010-11-24 | 上海永红汽车零部件有限公司 | Welded structure of plastic part and filter paper hot plate in air conditioner filter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724606A (en) * | 2018-05-09 | 2018-11-02 | 海宁美康环保科技有限公司 | A kind of manufacture craft of fore filter |
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Application publication date: 20120704 |