CN107336421A - Plastic extruder secondary filter dual channel filter net device - Google Patents
Plastic extruder secondary filter dual channel filter net device Download PDFInfo
- Publication number
- CN107336421A CN107336421A CN201710784031.4A CN201710784031A CN107336421A CN 107336421 A CN107336421 A CN 107336421A CN 201710784031 A CN201710784031 A CN 201710784031A CN 107336421 A CN107336421 A CN 107336421A
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- CN
- China
- Prior art keywords
- filter
- plate
- filtering
- net device
- plastic extruder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/69—Filters or screens for the moulding material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to extruder filter field, a kind of more particularly to plastic extruder secondary filter dual channel filter net device, the plastic extruder secondary filter dual channel filter net device of the present invention, second of filtering is again passed by first time filter net device filtering rear impurity, simultaneously by being dispersed into merging into a total runner again after dual channel by total runner, to change the high molecular operation runner direction of molten resin, reach to rearranging combination between molten resin macromolecule, reach the effect of mixing, improve the quality of molten resin.
Description
Technical field
The present invention relates to extruder filter field, more particularly to a kind of plastic extruder secondary filter dual channel filter screen
Device.
Background technology
The molten resin of extruder extrusion is after primary filter screen filters, it is impossible to fully effectively filters out in molten resin
Impurity, molten resin flow go out after mould still with partial impurities, cause easily to produce in rear road production process shrinkage cavity or
Broken hole, road production process normally produces and influenceed product quality after being influenceed when serious.
The content of the invention
The technical problem to be solved in the present invention is：Can not fully it be filtered to solve existing filter net device when once filtering
Impurity in clear molten resin, often produces shrinkage cavity or broken hole in rear road production process, production work in road after being influenceed when serious
The normal production of sequence and the technical problem of product quality, the present invention provide a kind of plastic extruder secondary filter dual channel filter screen
Device.
The technical solution adopted for the present invention to solve the technical problems is：A kind of plastic extruder secondary filter dual channel filter
Net device, including the first filter and the second filter, the outlet of the first filter and the import of the second filter
It is connected, second filter includes filter screen main body, and filter screen main body has a hollow cavity, and the hollow cavity is from being fed to
Discharging includes feed cavity, secondary filter chamber and discharging chamber successively, and secondary filter intracavitary is provided with baffle plate and filtering cellular plate, described
In a ring, the port of export and feed cavity of filtering cellular plate are tightly connected filtering cellular plate, and guard seal is kept off in filtering cellular plate
Entrance point, some filter bores are provided with filtering cellular plate, hollow cavity shrouding, hollow cavity envelope are set with outside secondary filter chamber
Plate is fixedly connected with filter screen body seal, forms second flow channel between hollow cavity shrouding and filtering cellular plate, the baffle plate and
First flow is formed between feed cavity, filtering cellular intralamellar part forms third flow channel, and first flow is connected with second flow channel, the
It is connected between two runners and third flow channel by filter bores.
For the ease of mounting and dismounting filtering cellular plate, the filter net device also includes runner plate, and hollow cavity shrouding leads to
Cross runner plate and filter screen body seal is detachably connected, runner plate includes shunt block, and shunt block sealing is fixedly mounted on gear
The periphery of plate.
In order to change the arrangement between molten resin, the periphery of the filtering cellular plate is also removably set with filter screen.
Change filter screen conveniently, change the flow direction of melting resin while secondary filter is realized, realize the effect of mixing.
In order to control melt flow, melt-stoichiometry dress is additionally provided between first filter and the second filter
Put.
In the filter screen main body heater is additionally provided with positioned at the periphery of discharging chamber and feed cavity.
The invention has the advantages that the plastic extruder secondary filter dual channel filter net device of the present invention, for the first time
Filter net device filtering rear impurity again passes by second of filtering, while by being dispersed into closing again after dual channel by total runner
And be a total runner, to change the high molecular operation runner direction of molten resin, reach to weight between molten resin macromolecule
New permutation and combination, reach the effect of mixing, improve the quality of molten resin.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of plastic extruder filter screen device in the prior art.
Fig. 2 is the structural representation of plastic extruder secondary filter dual channel filter net device of the present invention.
Fig. 3 is the structural representation of the second filter of the invention.
In figure：1st, the first filter, 2, melt-stoichiometry device, the 3, second filter, 31, filter screen main body, 32, filtering
Cellular board, 321, filter bores, 33, filter screen, 34, runner plate, 341, shunt block, 35, baffle plate, 36, nut, 37, hollow cavity
Shrouding, 38, heater, 39, stud, 301, feed cavity, 302, secondary filter chamber, 303, discharging chamber, it is 304a, first-class
Road, 304b, second flow channel, 304c, third flow channel, 4, filling barrel.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As shown in Figures 2 and 3, it is optimum embodiment of the present invention, arrow represents medium flow direction, the secondary mistake of plastic extruder in figure
Filter dual channel filter net device, including the first filter 1 and the second filter 3, the outlet of the first filter 1 and the second mistake
The import of filter device 3 is connected, and the second filter 3 includes filter screen main body 31, and filter screen main body 31 has hollow cavity, middle cavity
Body includes feed cavity 301, secondary filter chamber 302 and discharging chamber 303 successively from discharging is fed to, and is set in secondary filter chamber 302
There are baffle plate 35 and filtering cellular plate 32, in a ring, the port of export and feed cavity 301 of filtering cellular plate 32 seal filtering cellular plate 32
Connection, the sealing of baffle plate 35 gear are provided with some filter bores 321 on filtering cellular plate 32 in the entrance point of filtering cellular plate 32, and two
Hollow cavity shrouding 37 is set with outside secondary filter chamber 302, hollow cavity shrouding 37 and filter screen main body 31 are sealedly and fixedly connected, hollow
Second flow channel 304b is formed between cavity shrouding 37 and filtering cellular plate 32, is formed between baffle plate 35 and feed cavity 301 first-class
Road 304a, filtering cellular plate 32 are internally formed third flow channel 304c, and first flow 304a is connected with second flow channel 304b, and second
It is connected between runner 304b and third flow channel 304c by filter bores 321.
Filter net device also includes runner plate 34, and hollow cavity shrouding 37 is sealed removable by runner plate 34 and filter screen main body 31
Connection is unloaded, runner plate 34 includes shunt block 341, and shunt block 341 seals the periphery for being fixedly mounted on baffle plate 35.Filtering cellular
The periphery of plate 32 is also removably set with filter screen 33.Melt is additionally provided between first filter 1 and the second filter 3
Metering device 2.In filter screen main body 31 heater 38 is additionally provided with positioned at the periphery of discharging chamber 303 and feed cavity 301.
For above-mentioned extruder secondary filter dual channel filter net device in assembling, second flow channel 304b is by filter screen cellular board
32nd, runner plate 34, hollow cavity shrouding 37 and stud 39 and nut 36 are fixedly connected in filter screen main body 31 and form one
The hollow type cavity of the dual channel of individual sealing.
When in use, the molten plastic come out from the discharging opening of the first filter 1 passes through melt-stoichiometry device 2, melting modeling
Expect the feed cavity 301 entered back into filter screen main body 31, subsequently into first flow 304a, be divided into twice and enter second flow channel 304b
In, the filter bores 321 on by filter screen 33 and filtering cellular plate 32, into third flow channel 304c, secondary filter is completed, finally
Merging flows to discharging chamber 303 and flows out mould.Molten resin is by first flow 304a, second flow channel 304b and third flow channel
During 304c, secondary filter is completed, has carried out rearranging the effect that combination reaches mixing between its molten resin macromolecule.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (5)
- A kind of 1. plastic extruder secondary filter dual channel filter net device, it is characterised in that：Including the first filter (1) and Two filters (3), the outlet of the first filter (1) are connected with the import of the second filter (3), second filtering Device (3) includes filter screen main body (31), and filter screen main body (31) has a hollow cavity, and the hollow cavity is from being fed to discharging successively Including feed cavity (301), secondary filter chamber (302) and discharging chamber (303), baffle plate (35) is provided with secondary filter chamber (302) With filtering cellular plate (32), the filtering cellular plate (32) in a ring, the port of export and feed cavity (301) of filtering cellular plate (32) It is tightly connected, baffle plate (35) sealing keeps off the entrance point in filtering cellular plate (32), and filtering cellular plate is provided with some mistakes on (32) Filter opening (321), secondary filter chamber (302) are set with hollow cavity shrouding (37), hollow cavity shrouding (37) and filter screen main body outside (31) it is sealedly and fixedly connected, second flow channel (304b) is formed between hollow cavity shrouding (37) and filtering cellular plate (32), it is described First flow (304a) is formed between baffle plate (35) and feed cavity (301), filtering cellular plate (32) is internally formed third flow channel (304c), first flow (304a) are connected with second flow channel (304b), second flow channel (304b) and third flow channel (304c) it Between be connected by filter bores (321).
- 2. plastic extruder secondary filter dual channel filter net device as claimed in claim 1, it is characterised in that：The filter screen dress Putting also includes runner plate (34), and hollow cavity shrouding (37) is detachably connected by runner plate (34) and filter screen main body (31) sealing Connect, runner plate (34) includes shunt block (341), and shunt block (341) seals the periphery for being fixedly mounted on baffle plate (35).
- 3. plastic extruder secondary filter dual channel filter net device as claimed in claim 1, it is characterised in that：The filtering honeybee The periphery of nest plate (32) is also removably set with filter screen (33).
- 4. plastic extruder secondary filter dual channel filter net device as claimed in claim 1, it is characterised in that：First mistake Melt-stoichiometry device (2) is additionally provided between filter device (1) and the second filter (3).
- 5. plastic extruder secondary filter dual channel filter net device as claimed in claim 1, it is characterised in that：The filter screen master On body (31) heater (38) is additionally provided with positioned at the periphery of discharging chamber (303) and feed cavity (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784031.4A CN107336421A (en) | 2017-09-04 | 2017-09-04 | Plastic extruder secondary filter dual channel filter net device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784031.4A CN107336421A (en) | 2017-09-04 | 2017-09-04 | Plastic extruder secondary filter dual channel filter net device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107336421A true CN107336421A (en) | 2017-11-10 |
Family
ID=60214530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710784031.4A Pending CN107336421A (en) | 2017-09-04 | 2017-09-04 | Plastic extruder secondary filter dual channel filter net device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107336421A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490343A (en) * | 2011-12-26 | 2012-06-13 | 四川省资阳市雅之江塑业有限公司 | Head of plastic extruder |
| CN203637016U (en) * | 2013-12-04 | 2014-06-11 | 北京绿城伟业环保科技有限公司 | Plastic granulator and filtering device thereof |
| CN204340160U (en) * | 2014-11-05 | 2015-05-20 | 佛山市联塑万嘉新卫材有限公司 | A kind of amenities ventilated membrane one-step shaping process equipment |
-
2017
- 2017-09-04 CN CN201710784031.4A patent/CN107336421A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490343A (en) * | 2011-12-26 | 2012-06-13 | 四川省资阳市雅之江塑业有限公司 | Head of plastic extruder |
| CN203637016U (en) * | 2013-12-04 | 2014-06-11 | 北京绿城伟业环保科技有限公司 | Plastic granulator and filtering device thereof |
| CN204340160U (en) * | 2014-11-05 | 2015-05-20 | 佛山市联塑万嘉新卫材有限公司 | A kind of amenities ventilated membrane one-step shaping process equipment |
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