CN201745141U - Quick opening type filter screen replacing structure - Google Patents
Quick opening type filter screen replacing structure Download PDFInfo
- Publication number
- CN201745141U CN201745141U CN2010201956787U CN201020195678U CN201745141U CN 201745141 U CN201745141 U CN 201745141U CN 2010201956787 U CN2010201956787 U CN 2010201956787U CN 201020195678 U CN201020195678 U CN 201020195678U CN 201745141 U CN201745141 U CN 201745141U
- Authority
- CN
- China
- Prior art keywords
- hough
- plate
- seat
- filter screen
- porous plate
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a quick opening type filter screen replacing structure which comprises a porous plate and a filter screen arranged inside the porous plate. The utility model is characterized in that the quick open-type filter screen replacing structure further comprises half-seats used for fixing the porous plate and the filter screen and half-clamp plates used for fixing the half-seats; the half-seats include a front half-seat and a rear half-seat fitting well with the front half-seat; the porous plate and the filter screen that is arranged inside the porous plat are arranged between the front half-seat and the rear half-seat; a deflection cone and a necking die are arranged on the front half-seat, through which the molten material flows; and heaters are mounted on the surface of the half-clamp plates. The porous plate and the filter screen are fixed between the front and the rear half-seats through the half-clamp plates that are opened movably, so as to facilitate replacement and installation of the filter screen. Besides, the heaters are mounted on the half-clamp plates to prevent the filter screen from being blocked by the molten material that is solidified in low temperature, thereby ensuring smooth flow of the molten material and reducing replacement and cleaning of the broken filter screen. The quick open-type filter screen replacing structure has the advantages of convenience for disassembly and cleaning, and time-saving and labor-saving effects.
Description
Technical field
The utility model relates to the draping structure of a kind of cross-head part, what be specifically related to is a kind of convenient disassembly, quick-open screen replacing structure efficiently.
Background technology
Extruder is a most widely used equipment in the Polymer Processing, and material is by the effect between extruder barrel and screw rod, and the limit is subjected to thermoplastification, and the limit is pushed forward by screw rod, makes various cross sections goods or semi-products by head continuously.
The parts that make extrudate form the regulation shape of cross section in extruder claim a mouthful mould, and the transition portion between barrel and mouthful mould claims head, if mouthful mould and head are an integral body, generally just is referred to as head, also can be described as a mouthful mould.In head porous plate is housed and filter screen is net-changing device, its effect is the filtering molten material and increases the materials flow resistance, so as to elimination mechanical admixture and the raising effect of plasticating.And existing porous plate and filter screen are to be fixed in the cylindrical shell of head section, and be fixed by the screw thread gland of head section, by this draping structure, very inconvenience when dismounting or replacing filter screen, complicated operation, and during melt filtration, because melting charge is condensed into piece and often stops up filter screen easily, need often to change and cleaning, waste time and energy, cleaning inconvenience influences operating efficiency.
The utility model content
The utility model purpose is to be, remedies the deficiencies in the prior art, and a kind of quick-open screen replacing structure quick, that avoid the melting charge condensation that mounts and dismounts is provided, and it is time saving and energy saving, cleaning is convenient, has improved operating efficiency.
To achieve these goals, the technical solution of the utility model is: a kind of quick-open screen replacing structure, comprise porous plate and place the interior filter screen of porous plate, it is characterized in that, it also comprises the Hough seat that is used for fixing porous plate and filter screen and the fixing Hough fixation device of Hough seat, described Hough seat comprise before the Hough seat and with the suitable back Hough seat of preceding Hough seat, described porous plate and place filter screen in the porous plate to be arranged on before the Hough seat with afterwards between the Hough seat, on preceding Hough seat, be provided with the branch flow cone and mouthful mould of melting charge circulation, on the surface of described Hough fixation device the heater that is used for the heating and melting material is installed, has avoided melting charge to be condensed into piece and caused stopping up filter screen.
Further, the rounded structure of described Hough seat, its center is provided with the runner of melting charge, and porous plate and filter screen are installed in described runner, and flow cone was connected with runner in described minute.
Further, described Hough fixation device comprises Hough plate and the following Hough plate adaptive with last Hough plate, the described Hough plate of going up all is circular arc with following Hough plate, should go up between Hough plate and the following Hough plate and be connected with the free bearing bolt, the described Hough plate of going up flexibly connects by free bearing bolt and following Hough plate.
Further, on described Hough plate down, be connected with the slip-knot bolt of fixing Hough plate and following Hough plate, the described Hough plate of going up is provided with the draw-in groove that is used to engage the slip-knot bolt, end thread at the slip-knot bolt is connected with nut, and described heater is installed in respectively on Hough plate and the following Hough plate.
The utility model is by being fixed on porous plate and filter screen between preceding Hough seat and the back Hough seat, and the movable Hough fixation device of opening is fixed, be convenient to the replacing and the installation of filter screen efficiently, and on the Hough fixation device, heater is installed, avoid melting charge to be condensed into piece and cause stopping up filter screen, guaranteed the mobile unimpeded of melting charge, reduced the replacing and the cleaning of filter screen, it has convenient disassembly, and is time saving and energy saving, clear up advantage easily.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is a sectional structure schematic diagram of the present utility model;
Fig. 2 is a side schematic view of the present utility model;
Fig. 3 is the cutaway view of another embodiment of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with the specific embodiment, further set forth the utility model.
Referring to Fig. 1, a kind of quick-open screen replacing structure of the utility model, comprise porous plate 20, place filter screen, Hough seat 10 and Hough fixation device 40 in the porous plate 20, Hough seat 11 and the back Hough seat 12 adaptive before this Hough seat 10 comprises with preceding Hough seat 11, between preceding Hough seat 11 and back Hough seat 12, porous plate 20 is installed, in porous plate 20, place filter screen, should before Hough seat 11 and back Hough seat 12 be fixed by Hough fixation device 40, and preceding Hough seat 11 and back Hough seat 12 are connected as a single entity.
In the present embodiment, preceding Hough seat 11 and back Hough seat 12 all rounded structures are made the runner 13 of melting charge circulation at the center of circular configuration, and porous plate 20 is arranged in the runner 13.Branch flow cone 112 and mouthful mould 111 on preceding Hough seat 11, have been made, this minute, flow cone 112 was connected with runner 13, should before the marginal portion of Hough seat 11 and back Hough seat 12 all make outstanding boss 14, this preceding Hough seat 11 and back Hough seat 12 merge the back by Hough fixation device 40 and preceding Hough seat 11 and after boss 14 on the Hough seat 12 engage it fixed.
Referring to Fig. 2, above-mentioned Hough fixation device 40 comprises Hough plate 41 and the following Hough plate 42 adaptive with last Hough plate 41, the described Hough plate 41 of going up all is circular arc with following Hough plate 42, should go up between Hough plate 41 and the following Hough plate 42 and be connected with free bearing bolt 43, this free bearing bolt 43 is movably connected in down on the Hough plate 42, the described Hough plate 41 of going up flexibly connects by free bearing bolt 43 and following Hough plate 41, on described Hough plate 42 down, be connected with the slip-knot bolt 44 of fixing Hough plate 41 and following Hough plate 42, should go up and make the draw-in groove that is useful on engaging slip-knot bolt 44 on the Hough plate 41, end thread at slip-knot bolt 44 is connected with nut 45, present embodiment is fastened on respectively on the boss 14 of preceding Hough seat 11 and back Hough seat 12 with following Hough plate 42 by going up Hough plate 41, to go up Hough plate 41 by slip-knot bolt 44 then is fixed as one with following Hough plate 42, after the nut 45 of slip-knot bolt 44 ends is fixed, can make its nut 45 fixing (referring to Fig. 3) by little pivot pin 47 is installed, be used for preventing the loosening of nut 45.Described heater is installed on the surface of Hough plate and following Hough plate.
What deserves to be mentioned is, the heater 46 that pressing plate uses is installed on surface at last Hough plate 41 and following Hough plate 42, undertaken the melting charges that flow in the Hough seat 10 are heated by external heater, avoid the melting charge condensation and stop up filter screen, reduced the replacing and the cleaning of filter screen or porous plate 20.
Present embodiment in use, filter screen is placed in the porous plate 20, place it in then in the runner 13 of melting charge, promptly be between preceding Hough seat 11 and the back Hough seat 12, preceding Hough seat 11 after the merging and back Hough seat 12 are fixed by Hough fixation device 40, the top of last Hough plate 41 fixing lug boss 14 of this Hough fixation device 40, following Hough plate 42 is used for fixing the lower part of boss 14, to rotate eyelet bolt 44 then its upper end will be fastened in the draw-in groove with last Hough plate 41, and screw nut 45 and will go up Hough plate 41 and fix with following Hough plate 42 and get final product.
When porous plate 20 or filter screen be changed or be cleared up to present embodiment need, the staff only needs to loosen nut 45 by spanner and eyelet bolt 44 can be deviate from draw-in groove, open upper and lower Hough plate 41,42 and forward and backward Hough seat 11,12 then with porous plate 20 with filter screen is cleared up or better, it is simple in structure, easy to use, quick.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. quick-open screen replacing structure, comprise porous plate and place the interior filter screen of porous plate, it is characterized in that, it also comprises the Hough seat that is used for fixing porous plate and filter screen and the fixing Hough fixation device of Hough seat, described Hough seat comprise before the Hough seat and with the suitable back Hough seat of preceding Hough seat, described porous plate and place filter screen in the porous plate to be arranged on before the Hough seat with afterwards between the Hough seat, on preceding Hough seat, be provided with the branch flow cone and mouthful mould of melting charge circulation, the heater that is used for the heating and melting material is installed on the surface of described Hough fixation device.
2. a kind of quick-open screen replacing structure according to claim 1 is characterized in that, the rounded structure of described Hough seat, and its center is provided with the runner of melting charge, and porous plate and filter screen are installed in described runner, and flow cone was connected with runner in described minute.
3. a kind of quick-open screen replacing structure according to claim 1, it is characterized in that, described Hough fixation device comprises Hough plate and the following Hough plate adaptive with last Hough plate, the described Hough plate of going up all is circular arc with following Hough plate, should go up between Hough plate and the following Hough plate and be connected with the free bearing bolt, the described Hough plate of going up flexibly connects by free bearing bolt and following Hough plate.
4. a kind of quick-open screen replacing structure according to claim 3, on described Hough plate down, be connected with the slip-knot bolt of fixing Hough plate and following Hough plate, the described Hough plate of going up is provided with the draw-in groove that is used to engage the slip-knot bolt, end thread at the slip-knot bolt is connected with nut, and described heater is installed in respectively on Hough plate and the following Hough plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201956787U CN201745141U (en) | 2010-05-18 | 2010-05-18 | Quick opening type filter screen replacing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201956787U CN201745141U (en) | 2010-05-18 | 2010-05-18 | Quick opening type filter screen replacing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201745141U true CN201745141U (en) | 2011-02-16 |
Family
ID=43579814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201956787U Expired - Fee Related CN201745141U (en) | 2010-05-18 | 2010-05-18 | Quick opening type filter screen replacing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201745141U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830061A (en) * | 2010-05-18 | 2010-09-15 | 昆山科信橡塑机械有限公司 | Quick-open screen replacing structure |
| CN109205693A (en) * | 2018-08-21 | 2019-01-15 | 江苏大学 | A kind of detachable cavitation apparatus |
-
2010
- 2010-05-18 CN CN2010201956787U patent/CN201745141U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830061A (en) * | 2010-05-18 | 2010-09-15 | 昆山科信橡塑机械有限公司 | Quick-open screen replacing structure |
| CN109205693A (en) * | 2018-08-21 | 2019-01-15 | 江苏大学 | A kind of detachable cavitation apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20120518 |