CN215040115U - Quick assembling and disassembling structure for extruder head filter screen - Google Patents

Abstract

The utility model discloses a quick disassembly and assembly structure of extruder head filter screen, including inlet pipe, gag lever post and discharging pipe, wherein, the outer wall fixedly connected with bearing of inlet pipe, the outer wall fixedly connected with gag lever post of bearing, the outer wall of gag lever post has seted up the spout, the inner wall swing joint of spout has the slider, and the bottom fixedly connected with discharging pipe of slider; the inner wall of the discharge pipe is movably connected with a filter screen, and one side of the filter screen is fixedly connected with a clamping and connecting plate; the utility model discloses a mutually supporting of discharging pipe, second flow tube, filter screen, joint board, spacing groove and stopper is used, can reach the purpose of being convenient for change the filter screen, has solved the problem that general extruder aircraft nose can not be convenient for change the filter screen for the extruder aircraft nose does not block the material, and the ejection of compact is even, thereby has improved the work efficiency of this extruder aircraft nose, thereby has further improved the work efficiency of this extruder aircraft nose of being convenient for change the filter screen.

Description

Quick assembling and disassembling structure for extruder head filter screen

Technical Field

The utility model belongs to the technical field of the extruder is made, in particular to extruder head filter screen quick assembly disassembly structure.

Background

The extruder belongs to one of the types of plastic machinery, originated from 18 th century, the extruder can divide a machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of a screw central line, the screw extruder can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by screw rotation, the plastic extruder can be basically classified into a double-screw extruder, a single-screw extruder, a rare multi-screw extruder and a screw-free extruder through a die forming, and the single-screw extruder is most basically and most commonly used in the extruder. It mainly comprises: the machine head and the neck mold are usually an integral body and are commonly called the machine head; however, there are cases where the head and the die are separated from each other, the head is used to convert the plastic melt in rotation into parallel linear motion, so as to further plasticize the plastic uniformly and to introduce the melt into the die uniformly and smoothly, and also to give necessary molding pressure to make the plastic easy to mold and compact the obtained product, the die is a channel with a certain cross-sectional shape, and the plastic melt obtains the desired shape while flowing in the die and is cooled and hardened by a shaping device and a cooling system outside the die to mold.

Most traditional extruder aircraft nose that appears in the existing market all is difficult to change the filter screen, uses a period at the aircraft nose after, can appear the filter screen jam, and the material is unable to pass through, the inhomogeneous phenomenon of ejection of compact to influenced the use of extruder, made the practicality of extruder lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an extruder head filter screen quick assembly disassembly structure, it is convenient to change the filter screen, can change and wash the filter screen better to make the extruder head not block the material, the ejection of compact is even, has improved the work efficiency of extruder head.

In order to achieve the above purpose, the solution of the present invention is:

a quick disassembly and assembly structure for a filter screen of a machine head of an extruder comprises a feeding pipe, a limiting rod and a discharging pipe, wherein the outer wall of the feeding pipe is fixedly connected with a bearing, the outer wall of the bearing is fixedly connected with the limiting rod, the outer wall of the limiting rod is provided with a sliding groove, the inner wall of the sliding groove is movably connected with a sliding block, and the bottom of the sliding block is fixedly connected with the discharging pipe; the inner wall swing joint of discharging pipe has first filter screen, one side fixedly connected with joint board of first filter screen.

The inner wall of above-mentioned inlet pipe is equipped with thermal-insulated protective layer, and the inner wall fixedly connected with first flow tube of thermal-insulated protective layer.

The inner wall of the first flow pipe is connected with a porous plate, and one side of the porous plate is fixedly connected with a filter pipe.

The outer wall of the filter tube is fixedly connected with at least three layers of filter screens.

One side fixedly connected with second flow tube of above-mentioned filter screen, the inner wall fixedly connected with bush of second flow tube.

One side swing joint of above-mentioned joint board has the spacing groove, and the inner wall fixedly connected with stopper of spacing groove.

One end of the discharge pipe is movably connected with one end of the feed pipe and is in threaded connection.

After the scheme is adopted, the utility model discloses compare prior art's beneficial effect is:

(1) the quick disassembling and assembling structure for the extruder head filter screen can achieve the aim of facilitating filter screen replacement by mutually matching the discharge pipe, the second flow pipe, the filter screen, the clamping plate, the limiting groove and the limiting block, solves the problem that the common extruder head cannot facilitate filter screen replacement, and can better replace and clean the filter screen, so that the extruder head is free from material clamping and uniform in discharge, the working efficiency of the extruder head is improved, and the practicability of the extruder head convenient for filter screen replacement is further improved;

(2) the quick disassembling and assembling structure for the extruder head filter screen can achieve the purpose of multiple times of filtering through the mutual matching use of the first flow pipe, the perforated plate, the filter pipe, the multiple layers of filter screens and the filter screen, solves the problem that a common extruder head can only carry out single-time filtering on materials, and can thoroughly remove impurities in the materials by filtering the materials for multiple times, so that the materials are more fine and smooth, the success rate is higher, and the practicability of the extruder head convenient for replacing the filter screen is further improved;

(3) this quick assembly disassembly structure of extruder head filter screen, through the inlet pipe, the bearing, the gag lever post, the slider, the spout, mutually supporting of discharging pipe uses, can reach the purpose that discharging pipe and inlet pipe are connected, solved general extruder head and need take the discharging pipe problem in hand for a long time when maintaining internal part, comparatively labour saving and time saving, can be more convenient maintain and change the part.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic view of the connection structure of the middle sliding chute and the sliding block of the present invention.

Reference numerals:

1. a feed pipe; 2. a heat insulating protective layer; 3. a first flow tube;

4. a perforated plate; 5. a filter tube; 6. a plurality of layers of filter screens;

7. a bearing; 8. a limiting rod; 9. a slider; 10. a discharge pipe;

11. filtering with a screen; 12. a second flow tube; 13. a neck ring mold;

14. a clamping and connecting plate; 15. a limiting groove; 16. a limiting block; 17. a chute.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in FIGS. 1 to 4, the utility model provides a quick disassembly and assembly structure for a head filter screen of an extruder, which comprises a feeding pipe 1, a heat insulation protective layer 2 fixedly connected to the inner wall of the feeding pipe 1, a first flow pipe 3 fixedly connected to the inner wall of the heat insulation protective layer 2, a perforated plate 4 fixedly connected to the inner wall of the first flow pipe 3, a filter pipe 5 fixedly connected to one side of the perforated plate 4, a multi-layer filter screen 6 fixedly connected to the outer wall of the filter pipe 5, at least three layers of filter screens of the multi-layer filter screen 6, a bearing 7 fixedly connected to the outer wall of the feeding pipe 1, a spacing rod 8 fixedly connected to the outer wall of the spacing rod 8, a sliding chute 17 fixedly arranged on the outer wall of the sliding chute 17, a sliding block 9 movably connected to the inner wall of the sliding block 9, a discharging pipe 10 fixedly connected to the bottom of the sliding block 9, one end of the discharging pipe 10 movably connected to one end of the feeding pipe 1, the discharging pipe 10 in threaded connection with the feeding pipe 1, through the use of mutually supporting of inlet pipe 1, bearing 7, gag lever post 8, slider 9, spout 17, discharging pipe 10, can reach the purpose that discharging pipe 10 and inlet pipe 1 are connected, solved general extruder head and need take discharging pipe 10 in hand problem for a long time when maintaining internal part, comparatively labour saving and time saving can maintain and change the part more conveniently.

The inner wall swing joint of discharging pipe 10 has filter screen 11, through first flow tube 3, perforated plate 4, chimney filter 5, the use of mutually supporting of multilayer filter screen 6 and filter screen 11, can reach filterable purpose many times, it can only carry out the filterable problem of single to the material to have solved general extruder head, it makes the impurity in the material clear away more thoroughly to filter the material many times, make the material more fine and smooth, the success rate is higher, thereby the practicality of this extruder head convenient to change the filter screen has further been improved.

One side fixedly connected with second flow tube 12 of filter screen 11, the inner wall fixedly connected with bush 13 of second flow tube 12, one side fixedly connected with joint plate 14 of filter screen 11, one side swing joint of joint plate 14 has spacing groove 15, the inner wall fixedly connected with stopper 16 of spacing groove 15, discharging pipe 10 through, second flow tube 12, filter screen 11, joint plate 14, spacing groove 15 and stopper 16 mutually support and use, can reach the purpose of being convenient for change filter screen 11, the problem that general extruder aircraft nose can not be convenient for change filter screen 11 has been solved, can change and wash filter screen 11 better, thereby make the extruder aircraft nose not card material, the ejection of compact is even, thereby the work efficiency of this extruder aircraft nose has been improved, thereby further improved the practicality of this extruder aircraft nose of being convenient for change filter screen.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When in use, the material enters the first flow pipe 3 and then enters the filter pipe 5, the material is filtered for the first time through the multi-layer filter screen 6 on the outer wall of the filter pipe 5, then the material enters the filter screen 11 through the perforated plate 4 for secondary filtration, after the filtration is finished, the material flows out from the neck mold 13 through the second flow pipe 12, when the filter screen 11 needs to be replaced, the rotary discharge pipe 10 drives the slide block 9 to move, thereby driving the limiting rod 8 and the bearing 7 to rotate, when the threaded connection between the discharging pipe 10 and the feeding pipe 1 is disconnected, pulling the discharging pipe 10 outwards, meanwhile, the sliding block 9 is driven to slide in the sliding groove 17, so that the discharging pipe 10 is far away from the feeding pipe 1, when the discharging pipe 10 is far away from the feeding pipe 1, the clamping and connecting plate 14 is separated from the limiting groove 15 inside the feeding pipe 1, the filter screen 11 leaks, and the clamping and connecting plate 14 is pulled outwards to drive the filter screen 11 to move outwards, so that the filter screen 11 is replaced.

To sum up, this extruder aircraft nose convenient to change filter screen has solved general extruder aircraft nose and can not be convenient for change the problem of filter screen 11, can change and wash filter screen 11 better, thereby make the extruder aircraft nose not block the material, the ejection of compact is even, thereby the work efficiency of this extruder aircraft nose has been improved, it makes more thorough that the impurity in the material is cleared to filter the material many times, make the material more exquisite, the success rate is higher, comparatively labour saving and time saving, can be more convenient maintain and change the spare part.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (7)

1. The utility model provides an extruder head filter screen quick assembly disassembly structure which characterized in that: the device comprises a feeding pipe (1), a limiting rod (8) and a discharging pipe (10), wherein the outer wall of the feeding pipe (1) is fixedly connected with a bearing (7), the outer wall of the bearing (7) is fixedly connected with the limiting rod (8), the outer wall of the limiting rod (8) is provided with a sliding groove (17), the inner wall of the sliding groove (17) is movably connected with a sliding block (9), and the bottom of the sliding block (9) is fixedly connected with the discharging pipe (10); the inner wall swing joint of discharging pipe (10) has first filter screen (11), and one side fixedly connected with joint board (14) of first filter screen (11).

2. The extruder head filter screen quick-dismounting structure of claim 1, wherein: the inner wall of inlet pipe (1) is equipped with thermal-insulated protective layer (2), the inner wall fixedly connected with first flow tube (3) of thermal-insulated protective layer (2).

3. The extruder head filter screen quick-dismounting structure of claim 2, wherein: the inner wall of the first flow pipe (3) is connected with a porous plate (4), and one side of the porous plate (4) is fixedly connected with a filter pipe (5).

4. The extruder head filter screen quick-dismounting structure of claim 3, wherein: the outer wall fixedly connected with multilayer filter screen (6) of chimney filter (5), the filter screen of multilayer filter screen (6) is the three-layer at least.

5. The extruder head filter screen quick-dismounting structure of claim 1, wherein: one side of the filter screen (11) is fixedly connected with a second flow pipe (12), and the inner wall of the second flow pipe (12) is fixedly connected with a mouth mold (13).

6. The extruder head filter screen quick-dismounting structure of claim 1, wherein: one side swing joint of joint board (14) has spacing groove (15), and the inner wall fixedly connected with stopper (16) of spacing groove (15).

7. The extruder head filter screen quick-dismounting structure of claim 1, wherein: one end of the discharge pipe (10) is movably connected with one end of the feed pipe (1) and is in threaded connection.

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