CN215472969U

CN215472969U - Anti-blocking extruder

Info

Publication number: CN215472969U
Application number: CN202121418641.0U
Authority: CN
Inventors: 赵秀娟; 董中奇; 李新丽; 韩彦国; 卢雪丽; 董琳; 杨振; 刘宇航; 宋哲; 和茜
Original assignee: Hebei College of Industry and Technology
Current assignee: Hebei College of Industry and Technology
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2022-01-11
Anticipated expiration: 2031-06-24

Abstract

The utility model provides an anti-blocking extruder, which belongs to the technical field of extruders and comprises the following components: the device comprises an extrusion cylinder, a feed hopper, a bearing plate, a rotating rod, a stirring rod and a driving motor. The feed hopper is fixedly arranged at the top of the extruding cylinder, and a support plate is arranged at the inlet end of the feed hopper; the bearing plate is fixedly arranged in the feed hopper along the horizontal direction, and material leaking holes are formed in the bearing plate; the rotating rod is rotatably connected with the supporting plate, and is arranged in the vertical direction and extends into the feeding hopper; the stirring rod is fixedly arranged at the bottom end of the rotating rod, is arranged along the radial direction of the rotating rod and is positioned above the bearing plate; the bottom surface of the stirring rod is provided with a first convex block; the driving motor is fixedly arranged on the supporting plate, and an output shaft of the driving motor is fixedly connected with the rotating rod. The anti-blocking extruder provided by the utility model avoids the phenomenon of blockage of the feed hopper and ensures the normal production of the extruder.

Description

Anti-blocking extruder

Technical Field

The utility model belongs to the technical field of extruders, and particularly relates to an anti-blocking extruder.

Background

The extruder depends on the pressure and the shearing force generated by the rotation of the screw rod, so that materials can be fully plasticized and uniformly mixed, and then the materials are molded through a neck mold. The feed hopper of a common extruder is easy to block, thereby influencing the production of the extruder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-blocking extruder, and aims to solve the problem that a feed hopper of the existing extruder is easy to block.

In order to achieve the purpose, the utility model adopts the technical scheme that: provided is an anti-blocking extruder, comprising:

extruding the material barrel;

the feeding hopper is fixedly arranged at the top of the extruding cylinder, and a supporting plate is arranged at the inlet end of the feeding hopper;

the bearing plate is fixedly arranged inside the feed hopper along the horizontal direction, and material leakage holes are formed in the bearing plate;

the rotating rod is rotatably connected with the supporting plate and is arranged in the vertical direction and extends into the feeding hopper;

the stirring rod is fixedly installed at the bottom end of the rotating rod, arranged along the radial direction of the rotating rod and positioned above the bearing plate; the bottom surface of the stirring rod is provided with a first protruding block; and

and the driving motor is fixedly installed on the supporting plate, and an output shaft of the driving motor is fixedly connected with the rotating rod.

In a possible implementation manner, the bottom fixed mounting of the rotating rod is provided with a connecting flange, and the rotating rod is fixedly connected with the stirring rod by means of the connecting flange.

In a possible realization, the top surface of the stirring rod is provided with a mounting groove for mounting the connecting flange.

In a possible implementation, the connecting flange is formed by assembling two semicircular rings, and the two semicircular rings are fixed on the rotating rod through bolt clamping.

In a possible implementation manner, a limiting ring is arranged on the outer wall of the rotating rod, and an annular groove matched with the limiting ring is formed in the inner wall of the connecting flange.

In a possible implementation manner, a jackscrew is installed on the limiting ring, the jackscrew is arranged along the radial direction of the limiting ring, and the limiting ring is fixedly connected with the rotating rod by means of the jackscrew.

In a possible implementation manner, the top surface of the bearing plate is provided with second convex blocks, and the second convex blocks are arranged in a staggered manner with the first convex blocks.

In one possible implementation, the second raised block is integrally formed with the support plate.

In a possible implementation manner, a supporting block for supporting the supporting plate is arranged on the inner side wall of the feeding hopper.

In a possible implementation manner, the bottom surface of the supporting plate is provided with a limiting groove which is matched with the supporting block for installation.

Compared with the prior art, according to the scheme shown in the embodiment of the application, the driving motor drives the rotating rod to rotate around the shaft, so that the stirring rod is driven to stir materials in the feeding hopper. The material after the puddler stirring falls into on the bearing board, and the in-process of first protruding piece along with the puddler motion on the puddler is broken to the material on the bearing board to make the material enter into the crowded feed cylinder through leaking the material hole smoothly, avoided the feeder hopper to take place the phenomenon of jam, guaranteed the normal production of extruder.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an anti-blocking extruder according to an embodiment of the present invention;

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

fig. 3 is a schematic cross-sectional structural view of a rotating rod and a stirring rod according to a first embodiment of the present invention;

fig. 4 is a schematic cross-sectional structural view of a rotating rod and a connecting flange according to a second embodiment of the present invention;

fig. 5 is a longitudinal partial sectional view of fig. 4.

In the figure: 1. extruding the material barrel; 2. a feed hopper; 201. a support plate; 202. a support block; 3. a support plate; 301. a material leaking hole; 302. a second raised block; 303. a limiting groove; 4. rotating the rod; 401. a connecting flange; 402. a semicircular ring; 403. a limiting ring; 404. an annular groove; 405. carrying out top thread; 5. a stirring rod; 501. a first raised block; 502. mounting grooves; 6. the motor is driven.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1, an extruder for preventing material blockage according to the present invention will now be described. The extruder of an anti-blocking material includes: the device comprises an extrusion barrel 1, a feed hopper 2, a supporting plate 3, a rotating rod 4, a stirring rod 5 and a driving motor 6. The feed hopper 2 is fixedly arranged at the top of the extrusion barrel 1, and a support plate 201 is arranged at the inlet end of the feed hopper 2; the supporting plate 3 is fixedly arranged inside the feed hopper 2 along the horizontal direction, and material leakage holes 301 are formed in the supporting plate 3; the rotating rod 4 is rotatably connected with the supporting plate 201, and the rotating rod 4 is arranged in the vertical direction and extends into the feeding hopper 2; the stirring rod 5 is fixedly arranged at the bottom end of the rotating rod 4, and the stirring rod 5 is arranged along the radial direction of the rotating rod 4 and is positioned above the bearing plate 3; the bottom surface of the stirring rod 5 is provided with a first convex block 501; the driving motor 6 is fixedly arranged on the supporting plate 201, and an output shaft of the driving motor 6 is fixedly connected with the rotating rod 4.

The extruder of anti-blocking that this embodiment provided compares with prior art, and driving motor 6 is through 4 pivoting of drive dwang to drive puddler 5 and stir the material in feeder hopper 2. The material after 5 stirs of puddler falls into on the supporting plate 3, and the in-process of the first protruding piece 501 on the puddler 5 along with 5 motion of puddler is broken the material on the supporting plate 3 to make the material enter into the extrusion section of thick bamboo 1 through leaking material hole 301 smoothly, avoided feeder hopper 2 to take place the phenomenon of jam, guaranteed the normal production of extruder.

In some embodiments, referring to fig. 1 to 3, a connecting flange 401 is fixedly installed at the bottom end of the rotating rod 4, and the rotating rod 4 is fixedly connected with the stirring rod 5 by the connecting flange 401. In this embodiment, the coupling flange 401 is annular and is fitted over the rotating lever 4. The connecting flange 401 is fixedly connected with the stirring rod 5 through screws. Flange 401's bottom surface and dwang 4's bottom surface parallel and level have increased dwang 4 and puddler 5's area of contact, have promoted the joint strength between dwang 4 and the puddler 5.

In some embodiments, referring to fig. 1 to 3, the top surface of the stirring rod 5 is provided with a mounting groove 502 for mounting the connecting flange 401. In this embodiment, the mounting groove 502 is used to position the connection flange 401, thereby improving the assembling effect. The depth dimension of the mounting groove 502 is equal to the thickness dimension of the connecting flange 401, so that a step between the connecting flange 401 and the stirring rod 5 is avoided, and the attractiveness is improved.

In some embodiments, referring to fig. 4, the connecting flange 401 is formed by assembling two half-rings 402, and the two half-rings 402 are fastened to the rotating rod 4 by bolting. In this embodiment, two ends of the two semicircular rings 402 are connected to bolts. The bolts provide a clamping force for the semi-circular ring 402 and thereby clamp the attachment flange 401 to the swivelling lever 4. The connecting flange 401 is of a split structure, and can be used for carrying out independent dismounting operation on the two semicircular rings 402, so that the dismounting efficiency is improved.

In some embodiments, referring to fig. 4 and 5, a limiting ring 403 is disposed on an outer wall of the rotating rod 4, and an annular groove 404 disposed on an inner wall of the connecting flange 401 and cooperating with the limiting ring 403. In this embodiment, the limiting ring 403 is annular and is sleeved on the rotating rod 4. The limiting ring 403 has a positioning and supporting function on the connecting flange 401, and the connecting strength between the connecting flange 401 and the rotating rod 4 is improved, so that the connecting flange 401 is more stable on the rotating rod 4.

In some embodiments, referring to fig. 4 and 5, a top thread 405 is installed on the stop collar 403, the top thread 405 is disposed along a radial direction of the stop collar 403, and the stop collar 403 is fixedly connected to the rotating rod 4 by the top thread 405. In this embodiment, the spacing ring 403 and the dwang 4 sliding fit, set up the screw hole that is used for installing jackscrew 405 on the spacing ring 403, the one end of jackscrew 405 supports and leans on the outer wall of dwang 4 to realize the fixed connection of spacing ring 403 and dwang 4. The number of the jackscrews 405 is at least two, and the jackscrews are uniformly arranged along the circumferential direction of the stop collar 403.

In some embodiments, referring to fig. 1 and 2, the top surface of the supporting plate 3 is disposed with second convex blocks 302, and the second convex blocks 302 are staggered with the first convex blocks 501. In this embodiment, the first protruding block 501 and the second protruding block 302 are mutually matched, so that the crushing effect and the crushing efficiency of the material are improved. Because first protruding piece 501 and second protruding piece 302 staggered arrangement have further reduced the distance between puddler 5 and the supporting board 3 for the granularity of the material after the breakage is littleer, is favorable to the material to pass through the hole 301 that leaks smoothly.

In some embodiments, referring to fig. 2, the second raised blocks 302 are integrally formed with the support plate 3. In this embodiment, the first protruding block 501 and the supporting plate 3 are manufactured by injection molding, so that the integrally formed structure has higher strength, is more durable, and greatly prolongs the service life of the second protruding block 302.

In some embodiments, referring to fig. 1 and 2, the inner sidewall of the feeding hopper 2 is provided with a supporting block 202 for supporting the supporting plate 3. In this embodiment, the number of the supporting blocks 202 is at least three, and is uniformly arranged along the circumferential direction of the feeding hopper 2. The supporting block 202 may be fixedly connected to the feeding hopper 2 by means of screws or welding. The support blocks 202 provide sufficient support force for the support plate 3.

In some embodiments, referring to fig. 1 and 2, the bottom surface of the supporting plate 3 is provided with a limiting groove 303 for fitting with the supporting block 202. In this embodiment, the limiting groove 303 has a positioning function on the supporting plate 201, and simultaneously, the supporting plate 201 is effectively prevented from being displaced along the horizontal direction, so that the stability of the supporting plate 201 is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An anti-blocking extruder, comprising:

extruding the material barrel;

2. The anti-blocking extruder according to claim 1, wherein a connecting flange is fixedly mounted at the bottom end of the rotating rod, and the rotating rod is fixedly connected with the stirring rod by means of the connecting flange.

3. The extruder of claim 2, wherein the top surface of the stirring rod is provided with a mounting groove for mounting the connecting flange.

4. The anti-blocking extruder according to claim 2, wherein the connecting flange is assembled by two semicircular rings, and the two semicircular rings are fixed on the rotating rod through bolt clamping.

5. The anti-blocking extruder according to claim 4, wherein a limiting ring is disposed on an outer wall of the rotating rod, and an annular groove is disposed on an inner wall of the connecting flange and is fitted with the limiting ring.

6. The extruder of claim 5, wherein the limiting ring is provided with a top thread, the top thread is arranged along the radial direction of the limiting ring, and the limiting ring is fixedly connected with the rotating rod by means of the top thread.

7. The anti-blocking extruder as claimed in claim 1, wherein said top surface of said support plate is provided with second bumps, said second bumps being staggered with respect to said first bumps.

8. The anti-blocking extruder of claim 7, wherein said second bumps are integrally formed with said support plate.

9. The extruder of claim 1, wherein the feed hopper has support blocks on its inner side walls for supporting the support plates.

10. The anti-blocking extruder as claimed in claim 9, wherein the bottom surface of said supporting plate is provided with a limiting groove fitted with said supporting block.