CN214191931U

CN214191931U - Rim charge reflux device for extruder

Info

Publication number: CN214191931U
Application number: CN202120039827.9U
Authority: CN
Inventors: 甘明亮; 邓德权
Original assignee: Kunshan Feiben Plastic Mould Co ltd
Current assignee: Kunshan Feiben Plastic Mould Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-09-14
Anticipated expiration: 2031-01-08

Abstract

The utility model relates to the technical field of extruders, in particular to an edge trim reflux unit for an extruder, which solves the defects existing in the prior art and comprises a base, wherein the top of the base is respectively provided with the extruder and a mounting plate through bolts, the end part of the extruder is provided with an extrusion head, the mounting plate is provided with a conveying roller which is arranged oppositely, and the conveying roller is positioned on one side of the extrusion head; the top of extruder is fixed with relative first bracing piece and the second bracing piece that sets up through the screw respectively, through mounting panel, backup pad, cut sword, rubbing crusher, first leading wheel and second leading wheel isotructure set up, draws the transport back at the coiled material shaping, cuts through cutting the sword and cuts, and the rim charge can fall into rubbing crusher in the backward flow automatically and do over again, can make full use of rim charge, and save material has reduced manufacturing cost.

Description

Rim charge reflux device for extruder

Technical Field

The utility model relates to an extruder technical field especially relates to an edge-trim reflux unit for extruder.

Background

The extruder can divide the 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 the central line of the screw. 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 are molded through a neck mold. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders.

In order to ensure that two sides of a coiled material are flat after the coiled material is formed and discharged by a traditional extruder, the edge of the coiled material needs to be cut off, and the edge material is not used as waste material, so that the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an edge-trim reflux device for an extruder.

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

an edge material backflow device for an extruder comprises a base, wherein the top of the base is fixedly provided with the extruder and a mounting plate through bolts respectively, the end part of the extruder is provided with an extrusion head, the mounting plate is provided with a conveying roller which is oppositely arranged, and the conveying roller is positioned on one side of the extrusion head;

the extruder is characterized in that a first support rod and a second support rod which are oppositely arranged are fixed to the top of the extruder through screws respectively, a crusher and a support plate are fixedly mounted to the tops of the first support rod and the second support rod through hexagon screws respectively, a feeding hopper is arranged at the top of the extruder, a backflow inlet and a backflow outlet are formed in the top and the bottom of the crusher respectively, the backflow outlet extends into the feeding hopper, a side feeding hole is formed in one side of the feeding hopper, and a cutting knife is fixed to the top of the crusher through screws;

the device comprises a supporting plate and is characterized in that a first guide wheel and a second guide wheel are respectively arranged on the supporting plate, and coiled materials are wound outside the first guide wheel, the second guide wheel and a conveying roller.

Preferably, the supporting plate is provided with a sliding block in a sliding manner, one side of the sliding block is provided with an adjusting wheel, and the adjusting wheel is tightly contacted with one side of the coiled material in an attaching manner.

Preferably, a sliding groove is formed in one side of the supporting plate, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, one side of slider has the curb plate through the screw fixation, and it is provided with the movable block to slide on the curb plate, the welding has the fixed block in the backup pad, and the threaded hole is seted up to the inside of fixed block, and the inside threaded connection of threaded hole has the screw rod, and the one end of screw rod is passed through the bearing and is rotated and install one side of movable block.

Preferably, a dovetail groove is formed in one side of the side plate, and the movable block is connected with the dovetail groove in a sliding mode.

The utility model has the advantages that:

1. the utility model discloses in through mounting panel, backup pad, cut sword, rubbing crusher, first leading wheel and the setting of second leading wheel isotructure, draw forth the transport back at the coiled material shaping, through cutting the sword and cuting, the rim charge can fall into rubbing crusher in the backward flow automatically and do over again, but make full use of rim charge, save material has reduced manufacturing cost.

2. The utility model discloses in through the setting of regulating wheel, slider and screw rod isotructure, cut the in-process, the rotatable screw rod of personnel comes to adjust the position of regulating wheel to ensure that the coiled material keeps the straight state when cutting, avoid the mistake cutting, make the coiled material cutting plane level and smooth, promoted the quality of coiled material.

Drawings

Fig. 1 is a front view of an edge-trim reflow apparatus for an extruder according to the present invention;

fig. 2 is a reference numeral a enlarged view of the rim charge reflux unit for the extruder provided by the utility model.

In the figure: the device comprises a base 1, an extruder 2, a feed hopper 21, a mounting plate 3, a conveying roller 4, a side feeding port 5, a first support rod 6, a pulverizer 7, a backflow inlet 71, a backflow outlet 72, a second support rod 8, a support plate 9, a first guide wheel 10, a cutting knife 11, a sliding groove 12, a sliding block 13, an adjusting wheel 14, a side plate 15, a dovetail groove 16, a movable block 17, a screw rod 18, a fixed block 19 and a second guide wheel 20.

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 edge-trim reflow device for an extruder comprises a base 1, wherein the top of the base 1 is fixedly provided with an extruder 2 and a mounting plate 3 through bolts respectively, the end part of the extruder 2 is provided with an extrusion head, the mounting plate 3 is provided with a conveying roller 4 which is oppositely arranged, and the conveying roller 4 is positioned at one side of the extrusion head; the top of the extruder 2 is respectively fixed with a first support rod 6 and a second support rod 8 which are oppositely arranged through screws, the tops of the two first support rods 6 and the two second support rods 8 are respectively fixedly provided with a crusher 7 and a support plate 9 through hexagon screws, the top of the extruder 2 is provided with a feed hopper 21, the top and the bottom of the crusher 7 are respectively provided with a backflow inlet 71 and a backflow outlet 72, the backflow outlet 72 extends into the feed hopper 21, one side of the feed hopper 21 is provided with a side feed port 5, and the top of the crusher 7 is fixed with a cutting knife 11 through screws; the supporting plate 9 is respectively provided with a first guide wheel 10 and a second guide wheel 20, and the first guide wheel 10, the second guide wheel 20 and the conveying roller 4 are wound with coiled materials.

Wherein, through the mounting panel 3, the backup pad 9, cut sword 11, rubbing crusher 7, the setting of first leading wheel 10 and second leading wheel 20 isotructure, draw forth the transport back at the coiled material shaping, through cutting sword 11 shearing, the rim charge can fall into rubbing crusher 7 backward flow rework automatically, can fully utilize the rim charge, save material, manufacturing cost is reduced, through regulating wheel 14, the setting of slider 13 and screw rod 18 isotructure, the in-process cuts, the rotatable screw rod 18 of personnel comes to adjust the position of regulating wheel 14, thereby ensure that the coiled material keeps the state of stretching straight when cutting, avoid the mistake cutting, make the coiled material cutting plane level and smooth, the quality of coiled material has been promoted.

The supporting plate 9 is provided with a sliding block 13 in a sliding manner, one side of the sliding block 13 is provided with an adjusting wheel 14, and the adjusting wheel 14 is closely contacted with one side of the coiled material.

One side of the supporting plate 9 is provided with a sliding groove 12, and the sliding block 13 is in sliding connection with the sliding groove 12.

One side of the sliding block 13 is fixed with a side plate 15 through a screw, the side plate 15 is provided with a movable block 17 in a sliding mode, the supporting plate 9 is welded with a fixed block 19, a threaded hole is formed in the fixed block 19, the threaded hole is connected with a screw rod 18 in a threaded mode, and one end of the screw rod 18 is rotatably installed on one side of the movable block 17 through a bearing.

One side of the side plate 15 is provided with a dovetail groove 16, and the movable block 17 is connected with the dovetail groove 16 in a sliding manner.

In the embodiment, during processing, a material is fed into the feeding hopper 21 from the side feeding port 5, the material is extruded and molded from the extrusion head at the end of the extruder 2 through the feeding hopper 21, the extruded and molded coiled material is conveyed through the two conveying rollers 4, the first guide wheel 10 and the second guide wheel 20, when the coiled material passes through the upper part of the pulverizer 7, the coiled material is automatically cut by the cutting knife 11, the two sides of the coiled material are cut by the cutting knife 11, the coiled material automatically falls into the backflow inlet 71 above the pulverizer 7, and the coiled material is fed into the feeding hopper 21 again through the backflow outlet 72 after being pulverized by the pulverizer 7 for rework;

further, in the course of working, personnel can adjust the tensioning state of coiled material according to the processing conditions, when rotating screw 18, screw 18 is along 19 threaded movement of fixed block, the tip of screw 18 rotates on movable block 17 to can pull slider 13 and slide along spout 12, but this in-process movable block 17 self-adaptation ground slides on dovetail 16, can not block between the mechanism and die, after slider 13 drove regulating wheel 14 and promoted the coiled material, can make the coiled material stretch out and draw back, thereby avoid the mistake to cut.

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

1. The rim charge backflow device for the extruder comprises a base (1) and is characterized in that the top of the base (1) is fixedly provided with the extruder (2) and a mounting plate (3) through bolts respectively, an extrusion head is arranged at the end part of the extruder (2), a conveying roller (4) which is arranged oppositely is arranged on the mounting plate (3), and the conveying roller (4) is positioned on one side of the extrusion head;

the extruder comprises an extruder body (2), wherein the top of the extruder body (2) is respectively and fixedly provided with a first supporting rod (6) and a second supporting rod (8) which are oppositely arranged through screws, the tops of the two first supporting rods (6) and the second supporting rods (8) are respectively and fixedly provided with a pulverizer (7) and a supporting plate (9) through hexagon screws, the top of the extruder body (2) is provided with a feeding funnel (21), the top and the bottom of the pulverizer (7) are respectively provided with a backflow inlet (71) and a backflow outlet (72), the backflow outlet (72) extends into the feeding funnel (21), one side of the feeding funnel (21) is provided with a side feeding port (5), and the top of the pulverizer (7) is fixedly provided with a cutting knife (11) through screws;

the device is characterized in that a first guide wheel (10) and a second guide wheel (20) are respectively arranged on the supporting plate (9), and coiled materials are wound outside the first guide wheel (10), the second guide wheel (20) and the conveying roller (4).

2. An edge-trim return apparatus for extruders according to claim 1, characterized in that the support plate (9) is slidably provided with a slide (13), one side of the slide (13) is provided with an adjusting wheel (14), and the adjusting wheel (14) is in close contact with one side of the web.

3. The scrap reflux apparatus for an extruder according to claim 2, wherein a chute (12) is formed at one side of the support plate (9), and the slide block (13) is slidably connected with the chute (12).

4. The rim charge backflow device for the extruder according to claim 2, wherein a side plate (15) is fixed on one side of the sliding block (13) through a screw, a movable block (17) is slidably arranged on the side plate (15), a fixed block (19) is welded on the supporting plate (9), a threaded hole is formed in the fixed block (19), a screw rod (18) is connected to the threaded hole through internal threads, and one end of the screw rod (18) is rotatably installed on one side of the movable block (17) through a bearing.

5. The rim charge backflow device for the extruder according to claim 4, wherein one side of the side plate (15) is provided with a dovetail groove (16), and the movable block (17) is slidably connected with the dovetail groove (16).