CN104309098A - Shutdown-free screen exchanger, plastic extruding machine die head and plastic extruding machine - Google Patents
Shutdown-free screen exchanger, plastic extruding machine die head and plastic extruding machine Download PDFInfo
- Publication number
- CN104309098A CN104309098A CN201410663371.8A CN201410663371A CN104309098A CN 104309098 A CN104309098 A CN 104309098A CN 201410663371 A CN201410663371 A CN 201410663371A CN 104309098 A CN104309098 A CN 104309098A
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- CN
- China
- Prior art keywords
- clamping plate
- extruding machine
- changing device
- filter screen
- plate
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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
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/691—Arrangements for replacing filters, e.g. with two parallel filters for alternate use
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of plastic extruding forming, and provides a shutdown-free screen exchanger. The shutdown-free screen exchanger comprises a first clamping plate (2), a second clamping plate (6), a filtering plate (3) and a drive device. The filtering plate (3) is rotationally connected to the part between the first clamping plate (2) and the second clamping plate (6). The drive device is used for driving the filtering plate (3) to rotate. The shutdown-free screen exchanger is characterized in that the filtering plate (3) is provided with a plurality of filtering screen grooves for installing a filtering screen (31), and the convenient screen exchanging process can be achieved with low cost. The invention further provides a plastic extruding machine die head and a plastic extruding machine with the plastic extruding machine die head. The plastic extruding machine die head is manufactured based on the shutdown-free screen exchanger and has the functions of melt filtering and forming, and therefore compared with a plastic extruding machine with the filtering function and the forming function separated, the plastic extruding machine has the advantages of being small in number of parts, compact in structure and low in manufacturing and installing cost of the whole machine.
Description
Technical field
The present invention relates to plastic extruding forming technical field, particularly relate to one and do not shut down net-changing device, extruder die and extruding machine.
Background technology
Plastic extruder, for completing the plasticizing of plastics and shaping, first makes solid feed become uniform melt by heating, then by extrusion system, melt is extruded from head continuously with certain pressure and speed, become required plastic.In plastic extrusion process, melt, through plastifying for a long time and being heated, will produce decomposition debris getting, add the impurity in raw material, once enter in head, easily cause obtained plastic to occur defect, and even impact is normal produces, and therefore needs to arrange screen pack and carrys out filtering foreign material.Along with the continuity of time, the foreign material that screen pack gathers can make pressure in head raise, and melt flow declines, and in order to maintain normal production, needs to change screen pack in use for some time.
Current Screen Changers can be divided into shuts down draping and does not shut down draping two class, a kind of common Screen Changers of not shutting down is for not stop hydraulic four net circulating picture-changing network technology, four screen packs that straight line is arranged by this technology are slidably connected to hydraulically powered push-pull device at fixed, the screen pack of an end is positioned at working position, foreign material in melt filtration, draping operation principle is as follows: first by push-pull device at fixed, four screen packs are moved together, while old filter screen is released working position, adjacent new filter screen is pushed working position, take off the old filter screen of release, form a room, then push-pull device at fixed is withdrawn into initial position, retracting in process, three remaining screen packs are not all moved, a new room is formed at the other end while the room that formed when taking off old filter screen disappears, finally again a screen pack is installed in new room, complete draping process.
But above-mentioned Screen Changers of not shutting down takes off old filter screen more continually due to needs and installs new filter screen, there is the problem of draping process inconvenience.In addition, owing to adopting hydraulic-driven, the processing request of equipment and cost are all higher.
Summary of the invention
In view of this; the invention provides one and do not shut down net-changing device, extruder die and extruding machine; this does not shut down net-changing device can realize more convenient draping process with lower cost; extruder die provided by the invention comprises of the present inventionly does not shut down net-changing device; make extruding machine compact conformation provided by the invention, effectively can reduce manufacture, the installation cost of integral device.
In order to achieve the above object, the invention provides following technical scheme:
One does not shut down net-changing device, comprising:
Positioned opposite and the first clamping plate be fixedly connected with and the second clamping plate, described first clamping plate are provided with plup inlet, and described second clamping plate are provided with discharge opening;
Be rotationally connected with the filter plate between described first clamping plate and described second clamping plate, described filter plate is provided with multiple filter screen groove for installing filter screen, and described filter screen groove is uniformly distributed around the pivot center of described filter plate;
The drive unit rotated for driving filter plate.
Preferably, do not shut down in net-changing device above-mentioned, described filter plate is disc.
Preferably, do not shut down in net-changing device above-mentioned, the outer rim of described filter plate is provided with the gear teeth.
Preferably, do not shut down in net-changing device above-mentioned, described filter screen groove is fan-shaped.
Preferably, do not shut down in net-changing device above-mentioned, described filter screen groove quantity is 4 ~ 6.
Preferably, do not shut down in net-changing device above-mentioned, described drive unit is gear drive.
Preferably, do not shut down in net-changing device above-mentioned, described gear drive comprises motor and decelerator.
A kind of extruder die, comprise and above-mentionedly do not shut down net-changing device, described second clamping plate are provided with water conservancy diversion concave surface.
Preferably, in above-mentioned extruder die, be also included in the mouth mould that described discharge opening correspondence position is connected with described second Boards wall.
A kind of extruding machine, the extruder die of described extruding machine is above-mentioned extruder die.
Operation principle of not shutting down net-changing device provided by the invention is as follows: first respectively in each filter screen groove install a filter screen, one of them filter screen is positioned at working position, namely between described plup inlet and described discharge opening, then in use for some time, in non-stop-machine situation, described drive unit drives described filter plate to rotate, the change of putting described filter screen slot is realized with this, new filter screen adjacent while old filter screen shifts out working position moves into working position, according to technique scheme, because described filter plate is provided with multiple filter screen groove, so user can after in the end a new filter screen moves into working position, again other filter screens taken off together and in corresponding filter screen groove, new filter screen be installed, complete draping process.As can be seen here, net-changing device of not shutting down of the present invention can be avoided taking off old filter screen continually and installing new filter screen, makes draping process more convenient.In addition; according to technique scheme; extruder die provided by the invention is made on described basis of not shutting down net-changing device; possessed melt filtration and shaping function simultaneously; the structural design of this Function Integration Mechanism formula can reduce the quantity of parts; make extruding machine compact conformation of the present invention, effectively can reduce the cost of investment of integral device.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the schematic diagram of a kind of extruder die provided by the invention;
Fig. 2 is the left view of Fig. 1.
Be labeled as in figure:
1, machine barrel; 2, the first clamping plate; 3, filter plate; 31, filter screen; 4, axle; 5, mouth mould; 6, the second clamping plate; 61, water conservancy diversion concave surface; 7, decelerator; 8, motor.
Detailed description of the invention
For the ease of understanding, below in conjunction with accompanying drawing, the invention will be further described.
See Fig. 1 and Fig. 2, the invention provides one and do not shut down net-changing device, comprising:
Positioned opposite and the first clamping plate 2 be fixedly connected with and the second clamping plate 6, first clamping plate 2 are provided with plup inlet, the second clamping plate 6 are provided with discharge opening;
Be rotationally connected with the filter plate 3 between the first clamping plate 2 and the second clamping plate 6, filter plate 3 is provided with multiple filter screen groove for installing filter screen 31, and filter screen groove is uniformly distributed around the pivot center of filter plate 3;
For the drive unit driving filter plate 3 to rotate.
See Fig. 1, filter plate 3 is clipped between the first clamping plate 2 and the second clamping plate 6 and forms filter chamber, the i.e. working position of filter screen 31, first clamping plate 2 are fixedly connected with machine barrel 1, melt in machine barrel 1 imports in filter chamber by the plup inlet of the first clamping plate 2, and the melt after filtration is derived filter chamber by the discharge opening of the second clamping plate 6.
See Fig. 1 and Fig. 2, operation principle of not shutting down net-changing device provided by the invention is as follows: first respectively in each filter screen groove install a filter screen 31, one of them filter screen 31 is positioned at working position, namely between plup inlet and discharge opening, then in use for some time, in non-stop-machine situation, drive unit drives filter plate 3 to rotate, the change of putting filter screen slot is realized with this, new filter screen 31 adjacent while old filter screen 31 shifts out working position moves into working position, after use a period of time, again rotate filter plate 3, finally, when on filter plate 3, last new filter screen 31 moves into working position, other filter screens 31 are taken off together and in corresponding filter screen groove, new filter screen 31 is installed, complete draping process.
As can be seen here, net-changing device of not shutting down provided by the invention can be avoided taking off old filter screen 31 continually and installing new filter screen 31, makes draping process more convenient.
See Fig. 1 and Fig. 2, filter plate 3 is preferably disc, can be rotatably connected by axle 4 and the first clamping plate 2 and the second clamping plate 6.
See Fig. 1 and Fig. 2, drive unit can be gear drive, and relative to the hydraulically powered existing net-changing device of employing, gear drive can reduce difficulty of processing and the cost of investment of equipment.
See Fig. 1 and Fig. 2, in order to realize automation, and improve the Adjustment precision of position in filter plate 3 rotation process, gear drive can comprise motor 8 and decelerator 7, and the outer rim of circular filter plate 3 is provided with the gear teeth and matches with gear drive.
See Fig. 2, in order to increase filter area as much as possible, filter screen groove is preferably fan-shaped, certainly, also can be set as other shapes as required.
Filter screen groove quantity can be set to 4 ~ 6, and see Fig. 2, in the embodiment of the present invention, filter screen groove quantity is 4, certainly, also can choose other values as required.
Present invention also offers a kind of extruder die, comprise and of the present inventionly do not shut down net-changing device, the second clamping plate 6 are provided with water conservancy diversion concave surface 61.
See Fig. 1, the melt filtered through filter screen 31 flows into the second clamping plate 6, and water conservancy diversion concave surface 61 gives the briquetting pressure of melt necessity, and melt is finally derived from discharge opening, obtains plastic product.
See Fig. 1 and Fig. 2, in order to the production requirement of the many specifications of multiple types can be adapted to, the present invention can arrange at discharge opening correspondence position the mouth mould 5 be fixedly connected with the second clamping plate 6, and user can produce the plastic of variety classes or different size by the mouth mould 5 choosing different model.
The present invention also provides a kind of extruding machine that have employed extruder die of the present invention.
Extruder die provided by the invention is made on basis of not shutting down net-changing device of the present invention; possessed melt filtration and shaping function simultaneously; the structural design of this Function Integration Mechanism formula can reduce the quantity of parts; make extruding machine compact conformation of the present invention, effectively can reduce the cost of investment of integral device.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of embodiment, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to embodiment illustrated herein, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. do not shut down a net-changing device, it is characterized in that, comprising:
Positioned opposite and the first clamping plate (2) be fixedly connected with and the second clamping plate (6), described first clamping plate (2) are provided with plup inlet, and described second clamping plate (6) are provided with discharge opening;
Be rotationally connected with the filter plate (3) between described first clamping plate (2) and described second clamping plate (6), described filter plate (3) is provided with multiple filter screen groove for installing filter screen (31), and described filter screen groove is uniformly distributed around the pivot center of described filter plate (3);
For the drive unit driving filter plate (3) to rotate.
2. according to claim 1ly do not shut down net-changing device, it is characterized in that, described filter plate (3) is disc.
3. according to claim 2ly do not shut down net-changing device, it is characterized in that, the outer rim of described filter plate (3) is provided with the gear teeth.
4. according to claim 1ly do not shut down net-changing device, it is characterized in that, described filter screen groove is fan-shaped.
5. according to claim 1ly do not shut down net-changing device, it is characterized in that, described filter screen groove quantity is 4 ~ 6.
6. according to claim 1ly do not shut down net-changing device, it is characterized in that, described drive unit is gear drive.
7. according to claim 6ly do not shut down net-changing device, it is characterized in that, described gear drive comprises motor (8) and decelerator (7).
8. an extruder die, is characterized in that, comprises not shutting down net-changing device as described in any one of claim 1 ~ 7, and described second clamping plate (6) are provided with water conservancy diversion concave surface (61).
9. extruder die according to claim 8, is characterized in that, is also included in the mouth mould (5) that described discharge opening correspondence position is fixedly connected with described second clamping plate (6).
10. an extruding machine, is characterized in that, the extruder die of described extruding machine is extruder die as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663371.8A CN104309098A (en) | 2014-11-19 | 2014-11-19 | Shutdown-free screen exchanger, plastic extruding machine die head and plastic extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663371.8A CN104309098A (en) | 2014-11-19 | 2014-11-19 | Shutdown-free screen exchanger, plastic extruding machine die head and plastic extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104309098A true CN104309098A (en) | 2015-01-28 |
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ID=52364475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410663371.8A Pending CN104309098A (en) | 2014-11-19 | 2014-11-19 | Shutdown-free screen exchanger, plastic extruding machine die head and plastic extruding machine |
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| Country | Link |
|---|---|
| CN (1) | CN104309098A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107358986A (en) * | 2017-08-18 | 2017-11-17 | 华北电力大学 | A kind of radioactivity seawater treatment apparatus and method |
| CN109291406A (en) * | 2018-11-23 | 2019-02-01 | 魏正才 | A kind of revolving net-changing device |
| CN110171121A (en) * | 2019-06-24 | 2019-08-27 | 李增现 | One kind not shutting down automatic net-changing device |
| CN112092240A (en) * | 2019-12-26 | 2020-12-18 | 深圳市欧普特工业材料有限公司 | Rubber filter for processing organic silicon rubber |
| CN113000510A (en) * | 2021-02-22 | 2021-06-22 | 陈飞国 | Intelligent manufacturing mechanical equipment for cleaning sewage treatment pipeline |
| CN113246356A (en) * | 2021-05-27 | 2021-08-13 | 余桂仙 | Integrated into one piece's compound building insulation material production system |
| CN117124566A (en) * | 2023-10-26 | 2023-11-28 | 天津市博元盛汽车零部件制造有限公司 | Filtering type screw extruder |
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| US20020074278A1 (en) * | 2000-12-14 | 2002-06-20 | Hubert Patrovsky | Wave filter for rotary filter |
| CN203680783U (en) * | 2013-11-08 | 2014-07-02 | 常州市锦涛塑业有限公司 | Extruding mechanism of plastic granulator |
| CN204249323U (en) * | 2014-11-19 | 2015-04-08 | 四川省资阳市雅之江塑业有限公司 | One does not shut down net-changing device, extruder die and extruding machine |
-
2014
- 2014-11-19 CN CN201410663371.8A patent/CN104309098A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020074278A1 (en) * | 2000-12-14 | 2002-06-20 | Hubert Patrovsky | Wave filter for rotary filter |
| CN203680783U (en) * | 2013-11-08 | 2014-07-02 | 常州市锦涛塑业有限公司 | Extruding mechanism of plastic granulator |
| CN204249323U (en) * | 2014-11-19 | 2015-04-08 | 四川省资阳市雅之江塑业有限公司 | One does not shut down net-changing device, extruder die and extruding machine |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107358986A (en) * | 2017-08-18 | 2017-11-17 | 华北电力大学 | A kind of radioactivity seawater treatment apparatus and method |
| CN107358986B (en) * | 2017-08-18 | 2023-09-26 | 华北电力大学 | Radioactive seawater treatment device and method |
| CN109291406A (en) * | 2018-11-23 | 2019-02-01 | 魏正才 | A kind of revolving net-changing device |
| CN110171121A (en) * | 2019-06-24 | 2019-08-27 | 李增现 | One kind not shutting down automatic net-changing device |
| CN112092240A (en) * | 2019-12-26 | 2020-12-18 | 深圳市欧普特工业材料有限公司 | Rubber filter for processing organic silicon rubber |
| CN113000510A (en) * | 2021-02-22 | 2021-06-22 | 陈飞国 | Intelligent manufacturing mechanical equipment for cleaning sewage treatment pipeline |
| CN113000510B (en) * | 2021-02-22 | 2022-05-20 | 葛洲坝水务(祁阳)有限公司 | Intelligent manufacturing mechanical equipment for cleaning sewage treatment pipeline |
| CN113246356A (en) * | 2021-05-27 | 2021-08-13 | 余桂仙 | Integrated into one piece's compound building insulation material production system |
| CN117124566A (en) * | 2023-10-26 | 2023-11-28 | 天津市博元盛汽车零部件制造有限公司 | Filtering type screw extruder |
| CN117124566B (en) * | 2023-10-26 | 2024-01-16 | 天津市博元盛汽车零部件制造有限公司 | Filtering type screw extruder |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150128 |