CN216466087U - Extruder ejection of compact filter head - Google Patents
Extruder ejection of compact filter head Download PDFInfo
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- CN216466087U CN216466087U CN202122470942.4U CN202122470942U CN216466087U CN 216466087 U CN216466087 U CN 216466087U CN 202122470942 U CN202122470942 U CN 202122470942U CN 216466087 U CN216466087 U CN 216466087U
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- filter screen
- extruder
- fixing
- ring
- filter head
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Abstract
The application relates to an extruder discharging filter head, which relates to the technical field of screw extruders and comprises a mounting frame arranged at the outlet of an extruder, wherein two clamping frames are oppositely arranged on the mounting frame, a filter screen is detachably arranged between the two clamping frames, the filter screen is made of a heat-conducting material, and a fixing assembly for fixing the filter screen is arranged on each clamping frame; the clamping frame is provided with an accommodating ring on one side relatively close to the filter screen, the clamping frame is arranged in the accommodating ring and is provided with a heating ring, and the heating ring is inconsistent with the filter screen. This application has the effect that reduces large granule resin particles and piles up in filter screen department.
Description
Technical Field
The application relates to the technical field of screw extruders, in particular to an extruder discharge filter head.
Background
The screw extruder depends on the pressure and the shearing force generated by the rotation of the screw, so that materials can be fully plasticized and uniformly mixed, and the materials are molded through a die at a discharge port by the driving force of the screw. When the screw extruder extrudes molten resin, some resin particles which are relatively large in particle size or are not completely molten exist in the molten resin, and when the resin particles enter a die, the die holes are easily blocked, so that a filter head is required to be arranged between a discharge hole of the extruder and the die, the filter head can filter the resin particles with relatively large particles, and the probability of die blockage is reduced.
The utility model discloses a chinese utility model patent that grant publication number is CN205439206U discloses an extruder filter, including the filter, be equipped with the filtration pore on the filter, be equipped with a plurality of intercrossing's bracing piece in the filtration pore, the intersection of bracing piece and the coincidence of the centre of a circle of filtering the pore, the contained angle homogeneous phase of adjacent bracing piece equals, and all is provided with the filter screen between adjacent bracing piece and the wall of filtering the pore, and the inside of the intersection of bracing piece is equipped with the motor, is provided with the stirring rake on the motor.
With respect to the related art among the above, the inventors consider that the following drawbacks occur: when the resin granule of large granule is by the filter screen filtering, the resin granule can be piled up on the filter screen, even the stirring rake stirs the resin granule, however when using for a long time, the resin granule of large granule still is in the position that is close to the filter screen, causes the ejection of compact of molten resin slowly easily.
SUMMERY OF THE UTILITY MODEL
In order to reduce the large granule resin particles and pile up in filter screen department, the application provides an extruder ejection of compact filter head.
The application provides a pair of extruder ejection of compact filter head adopts following technical scheme:
the extruder discharging filter head comprises a mounting frame arranged at the outlet of an extruder, wherein two clamping frames are oppositely arranged on the mounting frame, a filter screen is detachably arranged between the two clamping frames, the filter screen is made of a heat-conducting material, and a fixing assembly for fixing the filter screen is arranged on each clamping frame; the clamping frame is provided with a containing ring on one side relatively close to the filter screen, the clamping frame is provided with a heating ring in the containing ring, and the heating ring is inconsistent with the filter screen.
By adopting the technical scheme, before the filter head is used, the mounting frame is fixedly mounted at the discharge port of the extruder, the filter screen is opposite to the discharge port of the extruder, and the filter head is positioned between the discharge port of the extruder and the die head; when the extruder performs extrusion discharging, the material moves towards the filter screen along with the rotation of the extruder screw, and the extruder heats the material, so that the material is in a molten state; when the large-particle materials which are not melted move onto the filter screen, the large-particle materials are intercepted by the filter screen and blocked at the filter screen, the heating ring heats and transmits the heat to the filter screen, and the filter screen heats and melts the blocked large-particle materials, so that the large-particle materials are melted conveniently, and the materials are extruded out of the filter screen conveniently; when the filter head is using, two centre gripping frames play the centre gripping tensioning effect to the filter screen, reduce the probability that the filter screen takes place deformation when using, improve the filtration efficiency of filter screen, and fixed subassembly has improved the centre gripping stability of two centre gripping frames, arranges the heating ring in and holds the intra-annular, can improve the position stability of heating ring when using.
Optionally, the fixing assembly comprises a fixing rod and a fixing cap, the fixing rod is threaded through the two clamping frames, the fixing rod is in threaded connection with the fixing cap, and the fixing cap is abutted to the clamping frames.
Optionally, a protection ring is sleeved on the fixing rod, and the protection ring is located between the two clamping frames.
Optionally, the protection ring is a rubber ring.
Optionally, the fixing rod is a screw rod, and the fixing cap is a screw cap.
Optionally, four fixing assemblies are provided.
In summary, the present application includes at least the following advantageous technical effects:
1. the mounting frame is oppositely provided with two clamping frames, a filter screen is detachably arranged between the two clamping frames, the filter screen is made of heat-conducting materials, and the clamping frames are provided with fixing components for fixing the filter screen; an accommodating ring is arranged on one side, close to the filter screen, of the clamping frame, a heating ring is arranged in the accommodating ring of the clamping frame, and the heating ring is abutted against the filter screen; before the filter head is used, the mounting frame is fixedly mounted at the discharge port of the extruder, the filter screen is opposite to the discharge port of the extruder, and the filter head is positioned between the discharge port of the extruder and the die head; when the extruder performs extrusion discharging, the material moves towards the filter screen along with the rotation of the extruder screw, and the extruder heats the material, so that the material is in a molten state; when the large-particle materials which are not melted move onto the filter screen, the large-particle materials are intercepted by the filter screen and blocked at the filter screen, the heating ring heats and transmits the heat to the filter screen, and the filter screen heats and melts the blocked large-particle materials, so that the large-particle materials are melted conveniently, and the materials are extruded out of the filter screen conveniently; when the filter head is using, two centre gripping frames play the centre gripping tensioning effect to the filter screen, reduce the probability that the filter screen takes place deformation when using, improve the filtration efficiency of filter screen, and fixed subassembly has improved the centre gripping stability of two centre gripping frames, arranges the heating ring in and holds the intra-annular, can improve the position stability of heating ring when using.
Drawings
FIG. 1 is a front view of an extruder discharge filter head in an embodiment of the present application.
Fig. 2 is a side cross-sectional view of an extruder discharge filter head in an embodiment of the present application.
Fig. 3 is a partial sectional view of a clamping frame in an embodiment of the present application.
Description of reference numerals: 1. a mounting frame; 2. a clamping frame; 3. a filter screen; 4. a fixing assembly; 41. fixing the rod; 42. a fixing cap; 5. a guard ring; 6. a containment ring; 7. and heating the ring.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses extruder ejection of compact filter head.
Referring to fig. 1 and 2, an extruder discharging filter head comprises a vertical mounting rack 1 installed at the outlet of an extruder, wherein two clamping frames 2 which are rectangular frames are oppositely arranged on the mounting rack 1, and the two clamping frames 2 are mutually attached. Can dismantle between two centre gripping frames 2 and be provided with filter screen 3, and filter screen 3 is metal heat conduction material in this application embodiment. Be provided with fixed subassembly 4 that is used for fixed two centre gripping frames 2 on the centre gripping frame 2, and fixed subassembly 4 is provided with four, and four fixed subassemblies 4 are located four extreme angle departments of centre gripping frame 2 respectively.
Referring to fig. 1 and 2, the fixing assembly 4 includes a fixing rod 41 and a fixing cap 42, the fixing rod 41 is threaded to penetrate through the two clamping frames 2, the fixing cap 42 is located on one side of the clamping frame 2 relatively far away from the fixing rod 41, the fixing rod 41 is in threaded connection with the fixing cap 42, one side of the fixing cap 42 relatively close to the fixing rod 41 is attached to the side wall of the clamping frame 2, in the embodiment of the present application, the fixing rod 41 is a screw rod, and the fixing cap 42 is a nut. A ring-shaped protection ring 5 is sleeved on the fixing rod 41 between the two clamping frames 2, and the protection ring 5 is a rubber ring in the embodiment of the present application.
Referring to fig. 2 and 3, the clamping frame 2 is provided with a holding ring 6 which is integrally rectangular frame-shaped relatively close to one side of the filter screen 3, a heating ring 7 is embedded in the holding ring 6, and the side wall of the heating ring 7 is inconsistent with the filter screen 3.
The implementation principle of the extruder ejection of compact filter head of the embodiment of this application is: before the filter head is used, the mounting frame 1 is fixedly mounted at a discharge port of an extruder, the filter screen 3 is opposite to the discharge port of the extruder, and the filter head is positioned between the discharge port of the extruder and a die head; when the extruder performs extrusion discharging, the material moves towards the filter screen 3 along with the rotation of the extruder screw, and the extruder heats the material, so that the material is in a molten state; when the large-particle materials which are not melted move onto the filter screen 3, the large-particle materials are intercepted by the filter screen 3 and blocked at the filter screen 3, the heating ring 7 generates heat and transmits the heat to the filter screen 3, and then the filter screen 3 heats and melts the blocked large-particle materials, so that the large-particle materials are melted conveniently, and the materials are extruded from the filter screen 3 conveniently; when the filter head is using, two centre gripping frames 2 play the centre gripping tensioning effect to filter screen 3, reduce the probability that filter screen 3 takes place deformation when using, improve filter screen 3's filtration efficiency, fixed subassembly 4 has improved the clamping stability of two centre gripping frames 2, places heating ring 7 in holding ring 6, can improve the position stability of heating ring 7 when using.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides an extruder ejection of compact filter head which characterized in that: the extruder comprises an installation frame (1) arranged at a discharge port of an extruder, wherein two clamping frames (2) are oppositely arranged on the installation frame (1), a filter screen (3) is detachably arranged between the two clamping frames (2), the filter screen (3) is made of a heat-conducting material, and a fixing assembly (4) for fixing the filter screen (3) is arranged on each clamping frame (2); holding ring (6) have been seted up to one side that centre gripping frame (2) is close to filter screen (3) relatively, centre gripping frame (2) are located and are provided with heating ring (7) in holding ring (6), heating ring (7) are inconsistent with filter screen (3).
2. The extruder discharge filter head of claim 1, wherein: the fixing component (4) comprises a fixing rod (41) and a fixing cap (42), the fixing rod (41) is threaded through the two clamping frames (2), the fixing rod (41) is in threaded connection with the fixing cap (42), and the fixing cap (42) is inconsistent with the clamping frames (2).
3. An extruder discharge filter head according to claim 2, wherein: the fixing rod (41) is sleeved with a protection ring (5), and the protection ring (5) is located between the two clamping frames (2).
4. An extruder discharge filter head according to claim 3, wherein: the protection ring (5) is a rubber ring.
5. An extruder discharge filter head according to claim 2, wherein: the fixing rod (41) is a screw rod, and the fixing cap (42) is a screw cap.
6. The extruder discharge filter head of claim 1, wherein: the number of the fixed assemblies (4) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122470942.4U CN216466087U (en) | 2021-10-13 | 2021-10-13 | Extruder ejection of compact filter head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122470942.4U CN216466087U (en) | 2021-10-13 | 2021-10-13 | Extruder ejection of compact filter head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216466087U true CN216466087U (en) | 2022-05-10 |
Family
ID=81440538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122470942.4U Active CN216466087U (en) | 2021-10-13 | 2021-10-13 | Extruder ejection of compact filter head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216466087U (en) |
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2021
- 2021-10-13 CN CN202122470942.4U patent/CN216466087U/en active Active
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