CN221089892U - Extrusion die of single screw extruder - Google Patents

Abstract

The utility model is suitable for the technical field of extruders, and provides an extrusion die of a single-screw extruder, which comprises an extruder body, an extrusion die and a connecting assembly for connecting the extruder body and the extrusion die, and is characterized in that the connecting assembly comprises a mounting disc arranged at the output end of the extruder body and a butt joint disc arranged at one end of the extrusion die, and a plurality of groups of connecting sleeve members are arranged between the mounting disc and the butt joint disc; the connecting sleeve comprises a first connecting piece and a second connecting piece matched with the first connecting piece; the mounting plate is provided with a circular ring at one end close to the extruder body, a plurality of elastic pieces are arranged at one end of the circular ring close to the mounting plate, a plurality of limiting columns are connected to one ends of the elastic pieces far away from the circular ring, the limiting columns penetrate through the mounting plate, and the butt joint plate is provided with limiting holes matched with the limiting columns; therefore, the utility model can be quickly assembled with the extruder body, and can be operated by a single person without any tool.

Description

Extrusion die of single screw extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to an extrusion die of a single-screw extruder.

Background

When a single screw extruder is used for processing, conditions such as die replacement or maintenance are frequently met, and the extrusion die and the extruder body are required to be detached; because most of the moulds in the market at present are screwed by bolts, the moulds are very inconvenient to replace; so a quick mounting structure of an extrusion die for a single screw extruder is proposed in the patent with the application number of CN 201610788101.9; the clamping block can be separated from the second annular groove by pulling the pull ring, so that the disassembly of the extrusion die can be completed quickly, no tool is needed, and the extrusion die is simple and quick.

The technical scheme can finish the installation of the extrusion die and the extruder body without any tool; however, when the extruder is installed, a worker is required to hold the extrusion die and pull all the pull rings at the same time to enable the extrusion die to be installed on the extruder body; when the extrusion die is disassembled, all the pull rings are pulled simultaneously to disassemble the extrusion die; the operation by a single person is difficult and very inconvenient.

As is known, the prior art has obvious inconvenience and defects in practical use, so that improvement is needed.

Disclosure of utility model

In view of the above-mentioned drawbacks, an object of the present utility model is to provide a single screw extruder extrusion die that can be quickly assembled with an extruder body; and can be operated by a single person without any tools.

In order to achieve the above purpose, the utility model provides a single screw extruder extrusion die, comprising an extruder body, an extrusion die, and a connecting component for connecting the extruder body and the extrusion die; the connecting assembly comprises a mounting disc arranged at the output end of the extruder body and a butt joint disc arranged at one end of the extrusion die, and a plurality of groups of connecting sleeve members are arranged between the mounting disc and the butt joint disc;

The connecting sleeve comprises a first connecting piece and a second connecting piece matched with the first connecting piece; the one end that the mounting disc is close to the extruder body is equipped with the ring, the one end that the ring is close to the mounting disc is equipped with a plurality of elastic components, and a plurality of the one end that the ring was kept away from to the elastic component all is connected with spacing post, spacing post runs through the mounting disc, the butt joint dish is equipped with spacing post complex spacing hole.

According to the extrusion die of the single-screw extruder, the first connecting piece and the second connecting piece are connected on the mounting plate in a staggered mode.

According to the extrusion die of the single-screw extruder, the first connecting pieces and the second connecting pieces are connected to the butt joint disc in a staggered mode, the first connecting pieces on the butt joint disc are in one-to-one correspondence with the second connecting pieces on the mounting disc, and the second connecting pieces on the butt joint disc are in one-to-one correspondence with the first connecting pieces on the mounting disc.

According to the extrusion die of the single-screw extruder, when the first connecting piece is rotationally buckled into the second connecting piece, the elastic piece pushes the limiting column to be clamped into the limiting hole.

According to the extrusion die of the single-screw extruder, the extruder body is annularly provided with the connecting ring at the position close to the limiting columns, and all the limiting columns are connected into a whole through the connecting ring.

The utility model provides an extrusion die of a single screw extruder, which has the beneficial effects that:

1. through rotatory extrusion die for when rotatory buckling of all connecting pieces two, the spacing post card of elastic component promotion goes into spacing hole, and extrusion die can't rotate, and then reaches the effect of quick installation, extrusion die can accomplish the installation with the extruder body fast, need not any instrument, single just can operate.

2. The connecting rings are arranged at the positions, close to the limit posts, of the extruder body in a ring mode, so that all the limit posts are connected together by the connecting rings; when the extrusion die is disassembled, a worker can withdraw all the limit posts from the limit holes only by pushing the connecting ring, so that the operation is simple, and the operation of workers is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the mounting plate structure of the present utility model;

FIG. 4 is a schematic view of the structure of the docking plate of the present utility model;

FIG. 5 is a schematic illustration of the docking plate of the present utility model as it is pushed toward the mounting plate;

FIG. 6 is a schematic view of the extrusion die of the present utility model rotated clockwise;

FIG. 7 is a schematic view of a spacing post of the present utility model snapped into a spacing hole;

in the figure, 1-extruder body, 2-extrusion die, 3-coupling assembly, 31-mounting plate, 32-docking plate, 33-connection kit, 331-first connector, 332-second connector, 34-circular ring, 35-elastic member, 36-spacing post, 37-spacing hole, 38-connection ring, 39-stationary blade.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the accompanying drawings and examples, it being understood that the specific examples described herein are for illustration only and are not intended to limit the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Referring to fig. 1 to 7, the present utility model provides a single screw extruder extrusion die, comprising an extruder body 1, an extrusion die 2, a connection assembly 3 for connecting the extruder body 1 and the extrusion die 2; the connecting assembly 3 comprises a mounting disc 31 arranged at the output end of the extruder body and a butt joint disc 32 arranged at one end of the extrusion die 2, and a plurality of groups of connecting sleeve members 33 are arranged between the mounting disc 31 and the butt joint disc 32; the connection kit 33 comprises a first connection piece 331 and a second connection piece 332 matched with the first connection piece 331, the first connection piece 331 and the second connection piece 332 are connected to the mounting disc 31 and the docking disc 32 in a staggered manner, the first connection piece 331 on the docking disc 32 corresponds to the second connection piece 332 on the mounting disc 31 one by one, and the second connection piece 332 on the docking disc 32 corresponds to the first connection piece 331 on the mounting disc 31 one by one; therefore, by rotating the extrusion die 2, the first connecting pieces 331 on the butt-joint plate 32 can be buckled into the second connecting pieces 332 on the mounting plate 31 in a one-to-one rotating manner, and the first connecting pieces 331 on the mounting plate 31 are buckled into the second connecting pieces 332 on the butt-joint plate 32 in a one-to-one rotating manner, so that the butt joint of the extrusion die 2 and the extruder body 1 is completed; in addition, one end of the mounting plate 31, which is close to the extruder body 1, is connected with a fixing plate 39, one end of the fixing plate 39, which is far away from the mounting plate 31, is provided with a circular ring 34, one end of the circular ring 34, which is close to the mounting plate 31, is provided with a plurality of elastic pieces 35, one ends of the plurality of elastic pieces 35, which are far away from the circular ring 34, are all connected with limiting columns 36, the limiting columns 36 penetrate through the mounting plate 31, and the butt joint plate 32 is provided with limiting holes 37 matched with the limiting columns 36; therefore, when all the first connecting pieces 331 are rotationally buckled into the second connecting pieces 332, the limiting holes 37 correspond to the limiting columns 36 in position, and at the moment, the elastic pieces 35 push the limiting columns 36 to be clamped into the limiting holes 37, so that the extrusion die 2 cannot rotate, and the effect of rapid installation is achieved; so far, the utility model can be quickly assembled with the extruder body 1; and can be operated by a single person without any tools.

Preferably, the connection kit 33 of the present utility model is provided with four sets, and those skilled in the art can select other numbers of connection kits 33 according to the actual situation.

Preferably, the elastic member 35 of the present utility model is a spring, and those skilled in the art can select other elastic members 35 according to actual situations.

Referring to fig. 3, it is preferable that the extruder body 1 is provided with a connecting ring 38 at a position close to the limit posts 36, and the connecting ring 38 connects all the limit posts 36 together; therefore, when the extrusion die 2 is disassembled, a worker only needs to push the connecting ring 38 to shrink all the elastic pieces 35, so that all the limiting posts 36 are withdrawn from the limiting holes 37, and the die body can rotate to complete the disassembly.

The working process of the utility model is as follows:

During installation, a worker holds the extrusion die 2 and rotates the extrusion die 2 by 35 degrees anticlockwise based on a horizontal plane; then, the butt plate 32 is pushed to the mounting plate 31 until the butt plate 32 abuts against the mounting plate 31; then the first connecting pieces 331 on the butt joint disc 32 are rotated by 35 degrees clockwise to be buckled into the second connecting pieces 332 on the mounting disc 31 one by one, and the first connecting pieces 331 on the mounting disc 31 correspond to the second connecting pieces 332 on the butt joint disc 32 one by one; at this time, the position of the limiting hole 37 corresponds to the position of the limiting post 36, the elastic piece 35 pushes the limiting post 36 to be clamped into the limiting hole 37, the extrusion die 2 cannot rotate, and the extrusion die 2 and the extruder body 1 are mounted.

When the extrusion die is disassembled, a worker holds the extrusion die 2 by one hand and pushes the connecting ring 38 by the other hand, and the connecting ring 38 is pushed to push the elastic piece 35 to shrink, so that all the limit posts 36 are withdrawn from the limit holes 37; at this time, the worker slightly rotates the extrusion die 2 to stagger the limiting holes 37 and the limiting columns 36, then loosens the connecting ring 38, and rotates the extrusion die 235 degrees counterclockwise by using both hands to complete the disassembly.

In summary, the utility model provides an extrusion die of a single screw extruder, by rotating the extrusion die, when all first connecting pieces are rotationally buckled into second connecting pieces, the elastic pieces push the limiting columns to be clamped into the limiting holes, the extrusion die cannot rotate, and therefore the effect of quick installation is achieved, the extrusion die can be quickly installed with an extruder body, and the extrusion die can be operated by a single person without any tool; the connecting rings are arranged at the positions, close to the limit posts, of the extruder body in a ring mode, so that all the limit posts are connected together by the connecting rings; when the extrusion die is disassembled, a worker can withdraw all the limit posts from the limit holes only by pushing the connecting ring, so that the operation is simple, and the operation of workers is convenient.

Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (5)

1. The single screw extruder extrusion die comprises an extruder body, an extrusion die and a connecting assembly for connecting the extruder body and the extrusion die, and is characterized in that the connecting assembly comprises a mounting disc arranged at the output end of the extruder body and a butt joint disc arranged at one end of the extrusion die, and a plurality of groups of connecting sleeve members are arranged between the mounting disc and the butt joint disc;

The connecting sleeve comprises a first connecting piece and a second connecting piece matched with the first connecting piece; the one end that the mounting disc is close to the extruder body is equipped with the ring, the one end that the ring is close to the mounting disc is equipped with a plurality of elastic components, and a plurality of the one end that the ring was kept away from to the elastic component all is connected with spacing post, spacing post runs through the mounting disc, the butt joint dish is equipped with spacing post complex spacing hole.

2. The extrusion die of claim 1, wherein the first and second connecting members are connected to the mounting plate in a staggered manner.

3. The extrusion die of claim 2, wherein the first and second connecting members are connected to the mating disc in a staggered manner, wherein the first connecting members of the mating disc are in one-to-one correspondence with the second connecting members of the mounting disc, and the second connecting members of the mating disc are in one-to-one correspondence with the first connecting members of the mounting disc.

4. The extrusion die of claim 3, wherein the elastic member pushes the limiting post to be clamped into the limiting hole when the first connecting member is rotatably buckled into the second connecting member.

5. The extrusion die of the single screw extruder according to claim 1, wherein a connecting ring is annularly arranged at a position of the extruder body close to the limit posts, and the connecting ring connects all the limit posts into a whole.