CN220883321U

CN220883321U - Screw extruder with filtering capability

Info

Publication number: CN220883321U
Application number: CN202322715231.8U
Authority: CN
Inventors: 汤程洁
Original assignee: Hangzhou Zhanxin Plastic Products Co ltd
Current assignee: Hangzhou Zhanxin Plastic Products Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-05-03
Anticipated expiration: 2033-10-10

Abstract

The utility model discloses a screw extruder with a filtering function, which relates to the technical field of screw extruders and comprises a base, wherein a driving motor is fixedly connected to one side of the top of the base, a gearbox is fixedly arranged on an output shaft of the driving motor, an extrusion screw is fixedly connected to an output shaft of the gearbox, a fixed shell is fixedly connected to one side of the gearbox, the extrusion screw is rotationally connected to one side inner wall of the fixed shell, a feeding pipe is fixedly arranged at the top of the outer wall of the fixed shell, a connecting rod is fixedly connected to one end of the extrusion screw, a rotating disc is fixedly connected to one end of the connecting rod, a plurality of first extrusion blocks distributed in an annular array are fixedly connected to one side of the rotating disc, and a filtering barrel is arranged on one side of the fixed shell. The utility model has the advantages that the utility model can drive the filter mechanism to vibrate, thereby preventing the filter mechanism from being blocked.

Description

Screw extruder with filtering capability

Technical Field

The utility model relates to the technical field of screw extruders, in particular to a screw extruder with a filtering function.

Background

The screw extruder is an important component for plastic processing, and has the functions of melting and pressurizing solid materials such as color master batch, extruding the melted materials through the screw extruder, granulating through a metering pump, a granulator, washing with water and the like, and finally completing the manufacture of related plastic products.

The publication number CN 209534110U discloses a screw extruder with filtering capability, including frame, barrel, a drive arrangement and the feed arrangement who locates the feed end of barrel, barrel and a drive arrangement are all fixed in the frame, the activity is provided with the extrusion screw in the barrel, the extrusion screw is connected with a drive of drive arrangement's output, the barrel bottom is provided with heating device, and the barrel can be dismantled and be connected with the filtration interface. The screw extruder with the filtering function is provided with the filter screen and the filter sleeve, impurities in materials are filtered through the two layers of filtering, so that the finally extruded materials are purer, the subsequent metering is more accurate, and the metering equipment is not easy to damage.

Similar to the screw extruder described above, when in use, filtration is performed through the filter screen and the filter jacket, but when in actual use, the filter screen and the filter jacket are usually kept in a stationary state, and the long-term use is extremely liable to cause clogging of the mesh, which is inconvenient.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a screw extruder with a filtering function. Its advantage lies in that can drive the filter mechanism and shake, prevent that the filter mechanism from causing the jam.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a screw extruder with filtering capability, includes the base, the top one side fixedly connected with driving motor of base, driving motor's output shaft fixedly connected with gearbox, the output shaft fixedly connected with extrusion screw of gearbox, one side fixedly connected with fixed casing of gearbox, extrusion screw rotates and connects in one side inner wall of fixed casing, the outer wall top position fixedly provided with inlet pipe of fixed casing, the one end fixedly connected with connecting rod of extrusion screw, the one end fixedly connected with rolling disc of connecting rod, one side fixedly connected with of rolling disc is a plurality of first extrusion pieces that are annular array and distribute, one side of fixed casing is provided with the filter vat, the inner wall top and the bottom of filter vat all open the spout, the inner wall sliding connection of spout has the slider, fixedly connected with vibration spring between slider and the spout, two be provided with filtering mechanism between the slider, filtering mechanism includes first filter and second filter, fixedly connected with a plurality of dead levers between first filter and the second filter, one side fixedly connected with connecting rod, one side fixedly connected with rolling disc of second filter, one side fixedly connected with rolling disc is a plurality of first extrusion pieces, a plurality of one side of extrusion pieces are all provided with the first extrusion piece, a plurality of hemispherical shapes.

The utility model further provides that the sealing ring is fixedly arranged on the inner wall of the circumference of the filter barrel.

The utility model is further provided that clamping grooves are formed in opposite sides of the two sliding blocks, moving grooves are formed in the top and the bottom of the second filter plate, and clamping plates matched with the clamping grooves are connected to the inner walls of the moving grooves in a sliding mode.

The utility model is further arranged that an extrusion spring is fixedly connected between the clamping plate and the moving groove.

The utility model is further characterized in that a connecting port is formed in the inner wall of one side of the movable groove, a poking plate is slidably arranged on the inner wall of the connecting port, and the poking plate is fixedly connected with the clamping plate.

The utility model is further arranged that the two ends of the circumferential outer wall of the filter vat are fixedly connected with first mounting plates, one side of each first mounting plate is provided with a mounting socket, the two ends of one side of the circumferential outer wall of the fixed shell are fixedly connected with second mounting plates, one side of each second mounting plate is fixedly connected with a mounting plugboard which is in plug-in fit with the mounting socket, the top and the bottom of each mounting plugboard are provided with movable grooves, and the inner wall of each movable groove is in sliding connection with a limiting block.

The utility model is further provided with a limiting spring fixedly connected between the movable groove and the limiting block.

The utility model further provides that one surface of the limiting block, which is far away from the limiting spring, is in an inclined design.

The beneficial effects of the utility model are as follows:

This screw extruder with filtering capability, when using, install the filter vat in fixed casing's one end department earlier, then in the fixed casing is input to the material through the inlet pipe, start driving motor later, drive gearbox work through driving motor, drive extrusion screw rotation later, extrusion screw is when rotating, drive the rolling disc through the connecting rod and rotate, when the filter vat installation is accomplished, the first extrusion piece on the rolling disc contacts with the second extrusion piece on the fixed disc, at this moment, the rolling disc rotates and drives the continuous extrusion piece of first extrusion piece, and then under vibration spring's elasticity effect, make second filter and first filter take place vibrations, thereby effectually prevent filter mechanism jam.

This screw extruder with filtering capability, when needs dismantle first filter and second filter, can promote to stir the board, drive the cardboard through stirring the board and break away from the draw-in groove, can take out first filter and second filter this moment, the same reason during the installation, it is corresponding with the draw-in groove with the cardboard, under extrusion spring's elasticity effect, promote the cardboard to get into in the draw-in groove, can accomplish the installation, easy operation is convenient for dismantle the clearance to filtering mechanism.

This screw extruder with filtering capability, when needs filter vat are installed, with the filter vat cover outside the fixed casing, make the installation picture peg insert in the installation socket, when the stopper passed the installation socket, under limit spring's elasticity effect, promote the stopper outwards remove, and then carry out spacingly to first mounting panel and second mounting panel to accomplish the installation to the filter vat, when dismantling, press the stopper, make it shrink to the movable inslot can.

Drawings

FIG. 1 is a schematic perspective view of the whole screw extruder with filtering function according to the present utility model;

FIG. 2 is a schematic view of a partial perspective view of a rotary disk and a first extrusion block of a screw extruder with filtering function according to the present utility model;

FIG. 3 is a schematic view of a partial front cross-sectional structure of a limit spring and a limit block of a screw extruder with a filtering function according to the present utility model;

FIG. 4 is a schematic view of a partial front cross-sectional structure of a screw extruder mounting plate and a second extrusion block with filtering function according to the present utility model;

Fig. 5 is an enlarged schematic view of the structure of fig. 4a according to the present utility model.

In the figure: 1. a base; 2. a driving motor; 3. a gearbox; 4. a feed pipe; 5. a fixed housing; 6. a filter vat; 7. a first mounting plate; 8. installing a socket; 9. a second mounting plate; 10. a connecting rod; 11. a rotating disc; 12. a first extrusion block; 13. extruding a screw; 14. installing a plugboard; 15. a limiting block; 16. a movable groove; 17. a limit spring; 18. a chute; 19. a slide block; 20. a vibration spring; 21. a first filter plate; 22. a second filter plate; 23. a fixed rod; 24. a fixed plate; 25. a second extrusion block; 26. a seal ring; 27. a moving groove; 28. extruding a spring; 29. a clamping plate; 30. a connection port; 31. a toggle plate; 32. a clamping groove; 33. and a discharging hole.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-5, a screw extruder with filtering capability, the on-line screen storage device comprises a base 1, there is driving motor 2 at one side of the top of base 1 through bolted connection, driving motor 2's output shaft is fixedly provided with gearbox 3, the output shaft of gearbox 3 has extrusion screw 13 through bolted connection, there is fixed casing 5 at one side of gearbox 3 through bolted connection, extrusion screw 13 rotates to be connected in one side inner wall of fixed casing 5, fixed casing 5's outer wall top position is fixed and is provided with inlet pipe 4, extrusion screw 13's one end has connecting rod 10 through bolted connection, connecting rod 10's one end has rolling disc 11 through bolted connection, one side of rolling disc 11 has a plurality of first extrusion pieces 12 that are annular array distribution through bolted connection, one side of fixed casing 5 is provided with filter vat 6, all open at the inner wall top and the bottom of filter vat 6 has spout 18, inner wall sliding connection of spout 18 has slider 19, there is vibration spring 20 through bolted connection between slider 19 and the spout 18, be provided with filter media between two slider 19, filter media includes first filter 21 and second filter 22, there are a plurality of filter plates 23 through bolted connection between first filter 21 and the second filter 22, a plurality of fixed rods 23, a plurality of one side of extrusion pieces 24 through bolted connection, a plurality of 25 are connected with a plurality of extrusion pieces 25, a plurality of one side of extrusion pieces 25 through the first side of extrusion pieces 25, one side of extrusion pieces is connected with a plurality of extrusion pieces 25, each other extrusion pieces is connected with a plurality of extrusion pieces through a plurality of extrusion pieces.

Specifically, the sealing ring 26 is fixedly installed on the circumferential inner wall of the filter vat 6, and the sealing performance between the filter vat 6 and the fixed shell 5 is improved by using the sealing ring 26.

Specifically, the opposite sides of the two sliding blocks 19 are respectively provided with a clamping groove 32, the top and the bottom of the second filter plate 22 are respectively provided with a movable groove 27, the inner wall of the movable groove 27 is slidably connected with a clamping plate 29 matched with the clamping grooves 32, and the clamping plate 29 and the clamping grooves 32 are utilized to facilitate the installation of the filter mechanism.

Specifically, the clamping plate 29 is connected with the moving groove 27 through a bolt, and the clamping plate 29 is conveniently pushed into the clamping groove 32 by utilizing the elasticity of the extruding spring 28.

Specifically, a connecting port 30 is formed in an inner wall of one side of the moving groove 27, a poking plate 31 is slidably arranged on an inner wall of the connecting port 30, the poking plate 31 is connected with the clamping plate 29 through bolts, and the clamping plate 29 is conveniently pulled to be separated from the clamping groove 32.

Specifically, the circumference outer wall both ends position of filter vat 6 all has first mounting panel 7 through bolted connection, open one side of first mounting panel 7 has installation socket 8, the both ends department of fixed casing 5 circumference outer wall one side all has second mounting panel 9 through bolted connection, one side of second mounting panel 9 has the installation picture peg 14 with installation socket 8 looks grafting adaptation through bolted connection, movable groove 16 has all been opened to the top and the bottom of installation picture peg 14, the inner wall sliding connection of movable groove 16 has stopper 15, utilize stopper 15, installation picture peg 14 and installation socket 8, be convenient for install and dismantle filter vat 6.

Specifically, a limiting spring 17 is connected between the movable groove 16 and the limiting block 15 through a bolt, and the limiting block 15 is pushed to move outwards by utilizing the elasticity of the limiting spring 17 when the limiting block 15 passes through the mounting socket 8.

Specifically, the one side of stopper 15 far away from spacing spring 17 is the slope design, and the design of slope is convenient for install socket 8 extrusion stopper 15 shrink to movable groove 16 in.

Working principle: when the filter vat is used, the filter vat 6 is firstly arranged at one end of the fixed shell 5, then materials are input into the fixed shell 5 through the feed pipe 4, the driving motor 2 is started, the gearbox 3 is driven to work through the driving motor 2, the extrusion screw 13 is driven to rotate, the extrusion screw 13 drives the rotating disc 11 to rotate through the connecting rod 10 when rotating, when the filter vat 6 is arranged, the first extrusion block 12 on the rotating disc 11 is contacted with the second extrusion block 25 on the fixed disc 24, at the moment, the rotating disc 11 rotates to drive the first extrusion block 12 to continuously extrude the second extrusion block 25, and then the second filter plate 22 and the first filter plate 21 vibrate under the elastic force of the vibration spring 20, so that the filter mechanism is effectively prevented from being blocked, and the materials are discharged through the discharge hole 33 after the filtration is completed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a screw extruder with filtering capability, includes base (1), its characterized in that, top one side fixedly connected with driving motor (2) of base (1), the output shaft of driving motor (2) is fixedly provided with gearbox (3), the output shaft fixedly connected with of gearbox (3) extrudes screw rod (13), one side fixedly connected with fixed casing (5) of gearbox (3), extrude screw rod (13) rotation connect in one side inner wall of fixed casing (5), the fixed inlet pipe (4) that is provided with in outer wall top position of fixed casing (5), the one end fixedly connected with connecting rod (10) of extruding screw rod (13), one end fixedly connected with rolling disc (11) of connecting rod (10), one side fixedly connected with of rolling disc (11) is a plurality of first extrusion piece (12) of annular array distribution, one side of fixed casing (5) is provided with filter vat (6), inner wall top and bottom of filter vat (6) all open spout (18), the inner wall sliding connection of spout (18) has slider (19), be connected with slider (19) and two between slider (19) and slider (20) are fixed with vibration mechanism (20), the filter mechanism comprises a first filter plate (21) and a second filter plate (22), a plurality of fixing rods (23) are fixedly connected between the first filter plate (21) and the second filter plate (22), a fixing disc (24) is fixedly connected to one side of the second filter plate (22), a plurality of second extrusion blocks (25) are fixedly connected to one side of the fixing disc (24), the first extrusion blocks (12) and the second extrusion blocks (25) are hemispherical, and a plurality of discharge holes (33) are formed in one side of the filter vat (6).

2. Screw extruder with filtering function according to claim 1, characterized in that the circumferential inner wall of the filter vat (6) is fixedly provided with a sealing ring (26).

3. The screw extruder with the filtering function according to claim 1, wherein two opposite sides of the sliding blocks (19) are provided with clamping grooves (32), the top and the bottom of the second filter plate (22) are provided with moving grooves (27), and the inner wall of the moving groove (27) is slidably connected with clamping plates (29) which are matched with the clamping grooves (32).

4. A screw extruder with filtering function according to claim 3, characterized in that an extrusion spring (28) is fixedly connected between the clamping plate (29) and the moving groove (27).

5. The screw extruder with filtering capability according to claim 4, wherein a connecting port (30) is formed on an inner wall of one side of the moving groove (27), a stirring plate (31) is slidably arranged on an inner wall of the connecting port (30), and the stirring plate (31) is fixedly connected with the clamping plate (29).

6. The screw extruder with filtering capability according to claim 1, characterized in that, first mounting panel (7) is all fixedly connected with in circumference outer wall both ends position of filter vat (6), install socket (8) are opened to one side of first mounting panel (7), both ends department of fixed casing (5) circumference outer wall one side all fixedly connected with second mounting panel (9), one side fixedly connected with of second mounting panel (9) is with installation picture peg (14) of installation socket (8) looks grafting adaptation, movable groove (16) are all opened at the top and the bottom of installation picture peg (14), the inner wall sliding connection of movable groove (16) has stopper (15).

7. The screw extruder with the filtering function according to claim 6, wherein a limiting spring (17) is fixedly connected between the movable groove (16) and the limiting block (15).

8. Screw extruder with filtering function according to claim 7, characterized in that the side of the limit block (15) facing away from the limit spring (17) is of an inclined design.