CN202011138U - Modified plastic extruder die head - Google Patents
Modified plastic extruder die head Download PDFInfo
- Publication number
- CN202011138U CN202011138U CN2011200977920U CN201120097792U CN202011138U CN 202011138 U CN202011138 U CN 202011138U CN 2011200977920 U CN2011200977920 U CN 2011200977920U CN 201120097792 U CN201120097792 U CN 201120097792U CN 202011138 U CN202011138 U CN 202011138U
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- CN
- China
- Prior art keywords
- filter screen
- die head
- plastic
- screen
- modified plastics
- 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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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a modified plastic extruder die head, which comprises a die head body. A plastic channel is arranged in the middle of the die head body, and a forming die plate is installed at one end of the plastic channel of the die head body. A filter screen replacement channel is arranged in the die head body, the filter screen replacement channel is communicated with the plastic channel and positioned horizontally relative to the plastic channel, a filter screen replacement plate is installed in the filter screen replacement channel, a filter screen installation hole is arranged on the filter screen replacement plate, and one end of the filter screen replacement plate is connected to a drive lever. The modified plastic extruder die head can effectively resolve the problem that an existing modified plastic extruder die head is blocked and difficult to clean after being blocked.
Description
Technical field
The utility model relates to plastics machinery manufacturing technology field, especially a kind of being contained on the modified plastics cross-head, and the plastics forming that extruder is extruded is the mould of strip plastics.
Background technology
Extrude in the production at the modified plastics modified plastics; need to add modified materials such as glass fibre in the material; sometimes also need to mix materials such as some regenerated plastics; this plastics are extruded and often have impurity in the production in materials; or there are not enough infusibility raw materials of pulverizing; this impurity and infusibility raw material can not get timely removal and can form nib and stop up before extruding nib, need to shut down and handle, when serious even can cause the damage of extruder parts.Existing modified plastics modified plastics is extruded production equipment, mainly is plastics melting extruder and is contained in modified plastics extruder die head on this plastics melting cross-head.The function of plastics melting extruder is with various raw materials melt and extrudes, modified plastics extruder die head major function is that the modified plastics with fusion is configured as strip, become particulate material for the follow-up equipment cut-out, and the outlet of plastics melting cross-head normally directly connects the hole of advancing of modified plastics extruder die head.The typical structure of modified plastics extruder die head is as " a kind of die head of double screw extruder " (license notification number CN201120713Y, the day for announcing is on September 24th, 2008), it comprise can be affixed with cross-head the die head body, inboard longitudinal middle part is provided with the locating channel that connects head on the die head body, the middle part, bottom of locating channel has the runner that is used for the balance die pressure, have several nibs on runner, its nib is the center with the opposite position in two centers of circle in extruding machine barrel figure of eight tube hole, change from small to big in gap between each adjacent nib on both sides.The die head of this double screw extruder can make the pressure distribution in double screw extruder head and the die head even; and then particle diameter is even after making the modified plastics particle go out die head; improved the quality of product; avoid particle diameter particle bigger than normal to be difficult for plasticizing and influenced the problem of product quality; but this modified plastics extruder die head can not prevent the generation of above-mentioned die head nib clogging; this recurrent die head nib stops up often to need to shut down pulls down modified plastics extruder die head; after the tamper cleaning; refill modified plastics extruder die head ability ordinary production; it is not only comparatively difficult to stop up cleaning, and influences production efficiency.
Summary of the invention
Problem to be solved in the utility model provides a kind of modified plastics extruder die head, and this modified plastics extruder die head can solve existing modified plastics extruder die head obstruction and die head stops up the problem that difficulty is cleared up in the back.
In order to address the above problem, the technical solution of the utility model is: this modified plastics extruder die head includes the die body that a middle part is provided with plastic of conduit, end in the plastic of conduit of die body is equipped with forming panel, be provided with the screen replacing passage that connects described plastic of conduit and relative plastic of conduit horizontally set in the described die body, the screen replacing plate is housed in the screen replacing passage, be provided with the filter screen installing hole on described screen replacing plate, an end of described screen replacing plate is connected with activation lever.
In the technical scheme of above-mentioned modified plastics extruder die head, can also be more specifically: the back shaft shaft core line with described activation lever that the screen replacing passage in the described die body is provided in a side of in the described die body be the arc-shaped through-hole of center of arc; Described screen replacing plate is that a back shaft shaft core line with described activation lever is the arc of center of arc, and the filter screen installing hole on this screen replacing plate has two.In the filter screen installing hole on described screen replacing plate filter screen bracket is housed, on this filter screen bracket, filter screen is housed.
Owing to adopted technique scheme, the utility model compared with prior art has following beneficial effect:
1, by in the filter screen installing hole of screen replacing plate, filter screen being installed, can prevent that bulk materials such as impurity from entering forming panel, cause the discharging opening of forming panel to stop up;
2, when bulk materials such as impurity obstruction amount in the die head filter screen bigger, make and extrude when being subjected to the moon, only need move activation lever, just the screen replacing plate can be rotated out die body, and then filter screen is extracted out, change, drop into again rapidly and produce, it is convenient and swift not only to change filter screen, and does not influence production process, makes impurity stop up cleaning and becomes very convenient.
Description of drawings
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the vertical view of the utility model embodiment;
Fig. 3 is the cutaway view at A-A place among Fig. 1;
Fig. 4 is the partial enlarged view at B place among Fig. 3.
The specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawing example:
Fig. 1 to this modified plastics extruder die head shown in Figure 5 by die body 1, forming panel 2, screen replacing plate 3, back shaft 4, supporting seat 5, activation lever 6, filter screen bracket 7 and filter screen 8 constitute.
Fig. 1, die body 1 among Fig. 2 is that a shaft core line with the back shaft 4 of activation lever 6 is the arc of revolution center of arc, its back side connects the machine barrel port of export of double screw extruder in use, die body 1 middle part is provided with plastic of conduit, the port of export in die body 1 plastic of conduit is equipped with forming panel 2 by sunk screw, also be provided with in the die body 1 and connect plastic of conduit as shown in Figure 3, and the screen replacing passage of relative plastic of conduit horizontally set, this screen replacing passage is for running through on the die body 1, the arc-shaped through-hole of following both sides, the center of arc of this screen replacing passage is on the shaft core line of back shaft 4 of activation lever 6, screen replacing plate 3 is housed in the screen replacing passage, screen replacing plate 3 is arcs, on the shaft core line of the center of arc of this piece arc with the back shaft 4 that is in activation lever 6, filter screen installing hole on the screen replacing plate 3 has two, shown in Figure 4 as Fig. 3, in each filter screen installing hole filter screen bracket 7 is housed all, on each filter screen bracket 7, filter screen 8 is housed all.
This modified plastics extruder die head is when work, a filter screen installing hole on the screen replacing plate 3 is in the plastic of conduit of die body 1, another filter screen installing hole goes out to die body 1, when the tamper of building up on the filter screen 8 is extruded modified plastics to produce obstacle when acquiring a certain degree, move activation lever 6 filter screen 7 that stops up in the screen replacing plate 3 is produced die body 1 outer the replacing, the plastic of conduit continuation that the new filter screen of originally having changed outside die body 18 then is admitted in the die body 1 is filtered the modified plastics of fusion.The cleaning of the modified plastics extruder die head of this structure and change filter screen compared with prior art institute's time-consuming only be prior art 1/10th in, to modified plastics to extrude influence very little especially.
Claims (3)
1. modified plastics extruder die head, include the die body (1) that a middle part is provided with plastic of conduit, end in the plastic of conduit of die body (1) is equipped with forming panel (2), it is characterized in that: be provided with the screen replacing passage that connects described plastic of conduit and relative plastic of conduit horizontally set in the described die body (1), screen replacing plate (3) is housed in the screen replacing passage, be provided with the filter screen installing hole on described screen replacing plate (3), an end of described screen replacing plate (3) is connected with activation lever (6).
2. modified plastics extruder die head according to claim 1 is characterized in that: the back shaft shaft core line with described activation lever (6) that the screen replacing passage in the described die body (1) is provided in a side of in the described die body (1) is the arc-shaped through-hole of center of arc; Described screen replacing plate (3) is that a back shaft shaft core line with described activation lever (6) is the arc of center of arc, and the filter screen installing hole on this screen replacing plate (3) has two.
3. modified plastics extruder die head according to claim 1 and 2 is characterized in that: filter screen bracket (7) is housed in the filter screen installing hole on described screen replacing plate (3), filter screen (8) is housed on this filter screen bracket (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200977920U CN202011138U (en) | 2011-04-06 | 2011-04-06 | Modified plastic extruder die head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200977920U CN202011138U (en) | 2011-04-06 | 2011-04-06 | Modified plastic extruder die head |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202011138U true CN202011138U (en) | 2011-10-19 |
Family
ID=44781744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011200977920U Expired - Fee Related CN202011138U (en) | 2011-04-06 | 2011-04-06 | Modified plastic extruder die head |
Country Status (1)
Country | Link |
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CN (1) | CN202011138U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102773987A (en) * | 2012-07-30 | 2012-11-14 | 苏州萃智新技术开发有限公司 | Plastic granulation machine die head |
-
2011
- 2011-04-06 CN CN2011200977920U patent/CN202011138U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102773987A (en) * | 2012-07-30 | 2012-11-14 | 苏州萃智新技术开发有限公司 | Plastic granulation machine die head |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20180406 |