CN210415474U - EVA extruder convenient to change filter screen - Google Patents

Abstract

The utility model discloses a EVA extruder convenient to change filter screen, including the extruder body, the upper end of extruder body is equipped with rather than the feed inlet of inside intercommunication, lower extreme fixedly connected with supporting leg, extruder body one end is equipped with the opening, and opening part fixedly connected with discharge gate, one side outer wall fixedly connected with backup pad of discharge gate is kept away from to the extruder body, fixed mounting has the motor in the backup pad, this internal fixedly connected with dead lever of extruder, the terminal fixedly connected with pivot of output shaft of motor, the one end level that the motor was kept away from in the pivot runs through the vertical lateral wall of extruder body and inside extension, and end rotation connects on the dead lever, fixedly connected with impels the board in the pivot, the lower extreme inner wall that the extruder body is located between discharge gate and the dead lever is seted up flutedly. The utility model discloses can filter the EVA mixture, and after the filter screen filter eye blockked up, be convenient for change and fixed.

Description

EVA extruder convenient to change filter screen

Technical Field

The utility model relates to a EVA processing equipment technical field especially relates to a EVA extruder convenient to change filter screen.

Background

In the fields of chemistry and organic chemical industry, EVA refers to an ethylene-vinyl acetate copolymer and a rubber-plastic foam material prepared from the ethylene-vinyl acetate copolymer, and an EVA rubber-plastic product is a novel environment-friendly plastic foam material, has the advantages of good buffering, shock resistance, heat insulation, moisture resistance, chemical corrosion resistance and the like, is non-toxic and non-absorbent, and is used for manufacturing refrigerator guide pipes, gas pipes, civil engineering plates, containers, daily necessities and the like.

EVA extruder relies on rotatory pressure and the shearing force that produces of screw rod for the material can fully carry out plastify and homogeneous mixing, through the fashioned equipment of bush, install the filter screen between the aircraft nose of traditional extruder and the spiral shell jar, impurity in the mixture is filtered through the filter screen, filter screen on the extruder is after using the certain time, impurity blocks up on the filter screen, the inside pressure of extruder is great, need use great strength when changing the filter screen, it is not convenient enough to use, we provide the EVA extruder of being convenient for change the filter screen for this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an EVA extruder convenient for replacing a filter screen.

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

an EVA extruder convenient for replacing a filter screen comprises an extruder body, wherein the upper end of the extruder body is provided with a feed inlet communicated with the interior of the extruder body, the lower end of the extruder body is fixedly connected with a supporting leg, one end of the extruder body is provided with an opening, the opening is fixedly connected with a discharge hole, the outer wall of one side of the extruder body, which is far away from the discharge hole, is fixedly connected with a supporting plate, a motor is fixedly arranged on the supporting plate, a fixed rod is fixedly connected in the extruder body, the tail end of an output shaft of the motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the motor, horizontally penetrates through the vertical side wall of the extruder body and extends inwards, the tail end is rotatably connected on the fixed rod, a pushing plate is fixedly connected on the rotating shaft, the inner wall of the, one end, far away from the groove, of the filter plate penetrates through the side wall of the upper end of the extruder body and extends outwards, and a limiting mechanism which has a limiting effect on the filter plate is arranged on the extruder body.

Preferably, stop gear is including rotating the protection casing of connection at the extruder body up end, extruder body up end fixedly connected with montant, sliding connection has the bolt in the montant, the one end and the protection casing sliding connection of montant are kept away from to the bolt, threaded connection has spacing bolt on the protection casing, spacing bolt offsets with the filter plate.

Preferably, filtering mechanism is including setting up the filter screen body on the filter plate, the filter screen body is through a plurality of rivet fixed connection on the filter plate, fixedly connected with sealing strip on the filter plate.

Preferably, two holding handles are fixedly connected to the upper end of the filter plate, and the two holding handles are symmetrically arranged in position.

Preferably, the rotating shaft and the pushing plate are integrally processed.

Preferably, the number of the rivets is four.

Preferably, the lower end of the supporting leg is fixedly connected with a fixed base.

The utility model has the advantages that:

through setting up pivot and filter plate, in earlier empting into the extruder body through the feed inlet with the EVA mixture, the starter motor drove the pivot and rotates, utilizes the precession effect of propulsion board for the EVA mixture is discharged from the ejection of compact after filtering through the filter screen body in the filter plate again, can filter the impurity in the EVA mixture on the way.

Through setting up stop gear, when changing the filter plate, outside screw out spacing bolt, the bolt is extracted to the back, make the protection casing turn left, both hands are to the pull-up handle of gripping, extract the filter plate from the recess, extract the rivet again and change the filter screen body, change again through fix with rivet after complete, both hands are handheld the handle of gripping again and are put into the filter plate to the recess, carry out the preliminary fixed of position, turn over the protection casing on the right, make the protection casing protect the filter plate, realize relatively fixed with protection casing and montant position through the bolt, at inside screw in spacing bolt, carry out the rigidity to the filter plate, guarantee when filtering, the skew does not take place, guarantee filterable normal clear.

Drawings

Fig. 1 is a schematic structural view of an EVA extruder convenient for replacing a filter screen;

fig. 2 is the utility model provides a structural schematic diagram that EVA extruder's filter screen body and filter plate are connected convenient to change filter screen.

In the figure: 1 extruder body, 2 feed inlets, 3 discharge gates, 4 backup pads, 5 motors, 6 fixed rods, 7 rotating shafts, 8 pushing plates, 9 grooves, 10 filter plates, 11 rivets, 12 filter screen bodies, 13 protective covers, 14 vertical rods, 15 bolts, 16 limiting bolts, 17 holding handles, 18 sealing strips, 19 supporting legs and 20 fixed bases.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, an EVA extruder convenient for replacing filter screens comprises an extruder body 1, a feed inlet 2 communicated with the interior of the extruder body 1 is arranged at the upper end of the extruder body 1, a supporting leg 19 is fixedly connected at the lower end, a fixing base 20 is fixedly connected at the lower end of the supporting leg 19, an opening is arranged at one end of the extruder body 1, a discharge port 3 is fixedly connected at the opening, a supporting plate 4 is fixedly connected with the outer wall of one side of the extruder body 1 far away from the discharge port 3, a motor 5 is fixedly installed on the supporting plate 4, a fixing rod 6 is fixedly connected in the extruder body 1, a rotating shaft 7 is fixedly connected at the tail end of an output shaft of the motor 5, one end of the rotating shaft 7 far away from the motor 5 horizontally penetrates through the vertical side wall of the extruder body 1 and extends inwards, the tail end is rotatably connected on the, guarantee propulsive whole going on, extruder body 1 is located and has offered recess 9 on the lower extreme inner wall between discharge gate 3 and the dead lever 6, the filter plate 10 has been inserted to recess 9 interpolation, two handles 17 of gripping that filter plate 10 upper end fixedly connected with position symmetry set up, the both hands of being convenient for grip, be equipped with filtering mechanism in the filter plate 10, the one end that recess 9 was kept away from to filter plate 10 runs through the upper end lateral wall of extruder body 1 and outwards extends, be equipped with the stop gear who plays limiting displacement to filter plate 10 on the extruder body 1.

The utility model discloses in, stop gear is including rotating the protection casing 13 of connection at 1 up end of extruder body, 1 up end fixedly connected with montant 14 of extruder body, sliding connection has bolt 15 in the montant 14, bolt 15 keeps away from montant 14 one end and 13 sliding connection of protection casing, threaded connection has spacing bolt 16 on the protection casing 13, spacing bolt 16 offsets with filter plate 10, filter gear is including setting up filter screen body 12 on filter plate 10, filter screen body 12 is through four 11 fixed connection of rivet on filter plate 10, fixedly connected with sealing strip 18 on the filter plate 10.

When the utility model is used, firstly, the EVA mixture is poured into the extruder body 1 through the feed inlet 2, the motor 5 is started to drive the rotating shaft 7 to rotate, the EVA mixture is discharged from the discharge 3 after being filtered by the filter screen body 12 in the filter plate 10 by utilizing the precession action of the pushing plate 8, impurities in the EVA mixture can be filtered on the way, when the filter plate 10 is replaced, the limiting bolt 16 is outwards screwed out, the bolt 15 is pulled out, the protective cover 13 is leftwards turned, the holding handle 17 is upwards pulled by both hands, the filter plate 10 is pulled out from the groove 9, the rivet 11 is pulled out to replace the filter screen body 12, after the filter plate is completely replaced, the filter plate 10 is placed into the groove 9 by the holding handle 17, the position is preliminarily fixed, the protective cover 13 is turned right, the protective cover 13 protects the filter plate 10, the protective cover 13 and the montant 14 are relatively fixed through the bolt 15, the limiting bolt 16 is screwed inwards to fix the position of the filter plate 10, so that the filter plate is prevented from shifting during filtering, and the normal filtering is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The EVA extruder convenient for replacing the filter screen comprises an extruder body (1) and is characterized in that a feed inlet (2) communicated with the interior of the extruder body (1) is formed in the upper end of the extruder body (1), supporting legs (19) are fixedly connected to the lower end of the extruder body, an opening is formed in one end of the extruder body (1), a discharge port (3) is fixedly connected to the opening, a supporting plate (4) is fixedly connected to the outer wall of one side, away from the discharge port (3), of the extruder body (1), a motor (5) is fixedly mounted on the supporting plate (4), a fixing rod (6) is fixedly connected to the interior of the extruder body (1), a rotating shaft (7) is fixedly connected to the tail end of an output shaft of the motor (5), one end, away from the motor (5), of the rotating shaft (7) horizontally penetrates through the vertical side wall of the extruder body (1) and, fixedly connected with impels board (8) on pivot (7), seted up on extruder body (1) is located the lower extreme inner wall between discharge gate (3) and dead lever (6) recess (9), recess (9) interpolation has filter plate (10), be equipped with filtering mechanism in filter plate (10), the one end that recess (9) were kept away from in filter plate (10) runs through the upper end lateral wall of extruder body (1) and outwards extends, be equipped with the stop gear who plays limiting displacement to filter plate (10) on extruder body (1).

2. The EVA extruder convenient to replace a filter screen according to claim 1, wherein the limiting mechanism comprises a protective cover (13) rotatably connected to the upper end surface of the extruder body (1), a vertical rod (14) is fixedly connected to the upper end surface of the extruder body (1), a bolt (15) is slidably connected in the vertical rod (14), one end, away from the vertical rod (14), of the bolt (15) is slidably connected with the protective cover (13), a limiting bolt (16) is threadedly connected to the protective cover (13), and the limiting bolt (16) abuts against the filter plate (10).

3. The EVA extruder convenient for replacing a filter screen according to claim 1, wherein the filter mechanism comprises a filter screen body (12) arranged on the filter plate (10), the filter screen body (12) is fixedly connected to the filter plate (10) through a plurality of rivets (11), and a sealing strip (18) is fixedly connected to the filter plate (10).

4. EVA extruder for easy replacement of filter screens according to claim 1, wherein two holding handles (17) are fixedly connected to the upper end of the filter plate (10) and are symmetrically arranged.

5. EVA extruder convenient for replacing filter screens according to claim 1, wherein the rotating shaft (7) and the pushing plate (8) are integrally processed.

6. EVA extruder for easy replacement of screens according to claim 3, characterized in that the number of rivets (11) is four.

7. EVA extruder for easy replacement of screens according to claim 1, wherein the lower ends of the support legs (19) are fixedly connected with a fixing base (20).

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