CN216068411U

CN216068411U - Feeding device of plastic extruder

Info

Publication number: CN216068411U
Application number: CN202122718582.5U
Authority: CN
Inventors: 修德生
Original assignee: Qingdao Tailaide New Material Technology Co ltd
Current assignee: Qingdao Tailaide New Material Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-03-18
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of plastic extruders, in particular to a feeding device of a plastic extruder, which comprises a feeding device body and a transmission case, wherein the upper end of the feeding device body is provided with a storage bin, the lower end inside the storage bin is rotatably provided with a first rotating shaft, the surface of the first rotating shaft is fixedly provided with a spiral blade, the surface of the first rotating shaft is fixedly provided with a plurality of material stirring rods, the lower end of the storage bin is provided with a protective shell, the inside of the protective shell is rotatably provided with a feeding roller through a second rotating shaft, the surface of the feeding roller is provided with a plurality of feeding grooves, the inner sides of the feeding grooves are provided with air blowing pipes, a driving motor drives the feeding roller to rotate through the second rotating shaft to rotate the plastic to the lower part, the plastic enters a discharging hopper to be discharged, the air blowing pipes are butted with air blowing heads at the moment, air in the air blowing pipes is sprayed out through air holes on the surfaces of the air blowing pipes to clean the inside of the feeding grooves, avoiding residue and feeding quantitatively.

Description

Feeding device of plastic extruder

Technical Field

The utility model relates to the technical field of plastic extruders, in particular to a feeding device of a plastic extruder.

Background

The plastic extruder is the main molding equipment for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

The feeding device of the plastic extruder is used for feeding materials into the injection device through the hopper, the screw rod in the injection device injects the materials into the mold closing device, but the feeding device is used for discharging, plastic particles can be accumulated, the discharging speed of the hopper is low, meanwhile, quantitative feeding cannot be realized, once the materials enter the melting bin, too much plastic easily causes the melting time to increase, the melting is incomplete, the yield is reduced, and therefore the feeding device of the plastic extruder is required to improve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a feeding device of a plastic extruder, which solves the problems in the prior art.

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

a feeding device of a plastic extruder comprises a feeding device body and a transmission case, wherein a storage bin is arranged at the upper end of the feeding device body, a first rotating shaft is rotatably arranged at the lower end inside the storage bin, a spiral blade is fixedly arranged on the surface of the first rotating shaft, a plurality of material stirring rods are fixedly arranged on the surface of the first rotating shaft, a protective shell is arranged at the lower end of the storage bin, a feeding roller is rotatably arranged inside the protective shell through a second rotating shaft, a plurality of feeding grooves are formed in the surface of the feeding roller, blowing pipes are arranged inside the feeding grooves, a hydraulic pump is fixedly arranged inside the feeding device body, a plurality of hydraulic telescopic rods are arranged on two sides of the hydraulic pump in a transmission manner, a sliding block is fixedly arranged at one end of each hydraulic telescopic rod, a mounting plate is slidably arranged on the surface of the second rotating shaft, an annular sliding rail is fixedly arranged on the surface of one side of the mounting plate, and the sliding block is slidably connected to the surface of the annular sliding rail, the surface of the other side of the mounting plate is fixedly provided with a plurality of filling rods, and the transmission box is internally and fixedly provided with a driving motor and an air pump.

As a preferable scheme of the utility model, the filling rods are connected inside the feeding trough in a sliding manner, and the filling rods and the feeding trough are arranged in a one-to-one correspondence manner.

As the preferable scheme of the utility model, the inlet at the upper end of the protective shell is arranged corresponding to the outlet at the lower end of the storage bin, and the outlet at the lower end of the protective shell is arranged corresponding to the discharging hopper.

As a preferable scheme of the utility model, the inner surface of the feeding trough is provided with a plurality of air injection holes, and the air injection holes are communicated with the air blowing pipe.

As the preferable scheme of the utility model, the inner side surface of the transmission case is fixedly provided with the blowing head, the blowing head is arranged corresponding to the blowing pipe, and the blowing head is connected with the air pump through a pipeline.

Preferably, the first rotating shaft and the second rotating shaft are both fixedly provided with belt pulleys on the surfaces, and the belt pulleys are both in transmission connection with the driving motor through belts.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the feeding device, the hydraulic telescopic rod is driven to extend through the hydraulic pump, so that the filling rod on the surface of the mounting plate is driven to slide in the feeding trough to adjust the length, the capacity of the feeding trough is adjusted, when the feeding roller rotates, the sliding block slides on the surface of the annular sliding rail, the rotation of the feeding roller cannot be influenced, materials enter the storage bin to be stored, the driving motor is started to drive the material stirring rod and the spiral blades to rotate through the first rotating shaft, the materials are stirred into the feeding trough, and the uniformity of the materials in the feeding trough is guaranteed;

2. in the utility model, the driving motor drives the feeding roller to rotate through the second rotating shaft, plastics are rotated to the lower part and enter the discharging hopper to be discharged, the air blowing pipe is in butt joint with the air blowing head at the moment, air in the air pump is sprayed out through the air holes in the surface of the air blowing pipe, and the interior of the feeding trough is blown to be cleaned, so that residue is avoided, and quantitative feeding is realized.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is a schematic cross-sectional view of a feeding roller according to the present invention.

In the figure: 1. a first rotating shaft; 2. a transmission case; 3. a drive motor; 4. a second rotation shaft; 5. an air pump; 6. a blowing head; 7. an air blowing pipe; 8. a feeding trough; 9. a protective shell; 10. a discharging hopper; 11. a feed roller; 12. filling the rods; 13. mounting a plate; 14. an annular slide rail; 15. a hydraulic telescopic rod; 16. a slider; 17. a hydraulic pump; 18. a material poking rod; 19. a helical blade; 20. a storage bin; 21. a feeding device body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

the embodiment, please refer to fig. 1, 2 and 3, a feeding device of a plastic extruder, comprising a feeding device body 21 and a transmission case 2, a storage bin 20 is disposed at the upper end of the feeding device body 21, a first rotating shaft 1 is rotatably disposed at the lower end inside the storage bin 20, a spiral blade 19 is fixedly disposed on the surface of the first rotating shaft 1, a plurality of material stirring rods 18 are fixedly disposed on the surface of the first rotating shaft 1, a protective shell 9 is disposed at the lower end of the storage bin 20, a feeding roller 11 is rotatably disposed inside the protective shell 9 through a second rotating shaft 4, a plurality of feeding troughs 8 are disposed on the surface of the feeding roller 11, an air blowing pipe 7 is disposed inside the feeding trough 8, a hydraulic pump 17 is fixedly disposed inside the feeding device body 21, a plurality of hydraulic telescopic rods 15 are drivingly disposed on both sides of the hydraulic pump 17, a slider 16 is fixedly disposed at one end of the hydraulic telescopic rods 15, a mounting plate 13 is slidably disposed on the surface of the second rotating shaft 4, an annular slide rail 14 is fixedly disposed on one side of the mounting plate 13, and the slide block 16 is connected on the surface of the annular slide rail 14 in a sliding manner, a plurality of filling rods 12 are fixedly arranged on the other side surface of the mounting plate 13, and the driving motor 3 and the air pump 5 are fixedly arranged in the transmission case 2.

In an embodiment, referring to fig. 1, 2 and 3, the filling rod 12 is slidably connected inside the feeding trough 8, and the filling rod 12 and the feeding trough 8 are arranged in a one-to-one correspondence manner, the hydraulic pump 17 drives the hydraulic telescopic rod 15 to extend, so as to drive the filling rod 12 on the surface of the mounting plate 13 to slide inside the feeding trough 8 to adjust the length, and thus adjust the capacity of the feeding trough 8, and when the feeding roller 11 rotates, the sliding block 16 slides on the surface of the circular sliding rail 14, so as not to affect the rotation of the feeding roller 11.

In the embodiment, referring to fig. 1, 2 and 3, an inlet at the upper end of the protective shell 9 is disposed corresponding to an outlet at the lower end of the storage bin 20, and an outlet at the lower end of the protective shell 9 is disposed corresponding to the discharging hopper 10.

In the embodiment, please refer to fig. 1, 2 and 3, a plurality of air vents are arranged on the inner surface of the feeding trough 8, the air vents are communicated with the air blowing pipe 7, the driving motor 3 drives the feeding roller 11 to rotate through the second rotating shaft 4, plastic is rotated to the lower part, the plastic enters the discharging hopper 10 and is discharged, at the moment, the air blowing pipe 7 is butted with the air blowing head 6, air in the air pump 5 is ejected through the air vents on the surface of the air blowing pipe 7, and the air is blown into the feeding trough 8 to be cleaned, so that residues are avoided.

In the embodiment, referring to fig. 1, 2 and 3, a blowhead 6 is fixedly arranged on the inner side surface of the transmission case 2, the blowhead 6 is arranged corresponding to a blowpipe 7, and the blowhead 6 is connected with an air pump 5 through a pipeline.

In the embodiment, referring to fig. 1, 2 and 3, belt pulleys are fixedly arranged on the surfaces of the first rotating shaft 1 and the second rotating shaft 4, and are in transmission connection with the driving motor 3 through belts, so that the material enters the storage bin 20 for storage, the driving motor 3 is started to drive the material stirring rod 18 and the helical blades 19 to rotate through the first rotating shaft 1, the material is stirred into the feeding trough 8, and the uniformity of the material in the feeding trough 8 is ensured.

The working principle is as follows: when in use, the hydraulic pump 17 drives the hydraulic telescopic rod 15 to extend, thereby driving the filling rod 12 on the surface of the mounting plate 13 to slide in the feeding trough 8 to adjust the length, thereby adjusting the capacity of the feeding trough 8, when the feeding roller 11 rotates, the sliding block 16 slides on the surface of the annular sliding rail 14, the rotation of the feeding roller 11 is not influenced, the material enters the storage bin 20 for storage, the driving motor 3 is started to drive the material poking rod 18 and the helical blade 19 to rotate through the first rotating shaft 1, the material is poked into the feeding trough 8, the uniformity of the material in the feeding trough 8 is ensured, simultaneously driving motor 3 drives feed roller 11 through second rotation axis 4 and rotates plastics to the below, and plastics get into ejection of compact funnel 10 and discharge, and gas blow pipe 7 and blowing head 6 butt joint this moment, and the air in the air pump 5 is through the fumarole blowout on gas blow pipe 7 surface, blows to 8 insides of feeding groove and clears up, avoids remaining.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a feeding device of plastics extruder, includes feeding device body (21) and transmission case (2), its characterized in that: the feeding device is characterized in that a storage bin (20) is arranged at the upper end of a feeding device body (21), a first rotating shaft (1) is rotatably arranged at the lower end inside the storage bin (20), spiral blades (19) are fixedly arranged on the surface of the first rotating shaft (1), a plurality of material stirring rods (18) are fixedly arranged on the surface of the first rotating shaft (1), a protective shell (9) is arranged at the lower end of the storage bin (20), a feeding roller (11) is rotatably arranged inside the protective shell (9) through a second rotating shaft (4), a plurality of feeding grooves (8) are formed in the surface of the feeding roller (11), an air blowing pipe (7) is arranged on the inner side of each feeding groove (8), a hydraulic pump (17) is fixedly arranged on the inner side of the feeding device body (21), a plurality of hydraulic telescopic rods (15) are arranged on the two sides of the hydraulic pump (17) in a transmission manner, and a sliding block (16) is fixedly arranged at one end of each hydraulic telescopic rod (15), second rotation axis (4) surface sliding is equipped with mounting panel (13), mounting panel (13) one side fixed surface is equipped with annular slide rail (14), and slider (16) sliding connection in annular slide rail (14) surface, mounting panel (13) opposite side fixed surface is equipped with a plurality of filling rod (12), transmission case (2) internal fixation is equipped with driving motor (3) and air pump (5).

2. The feeding device of a plastic extruder as claimed in claim 1, wherein: the filling rods (12) are connected inside the feeding trough (8) in a sliding mode, and the filling rods (12) and the feeding trough (8) are arranged in a one-to-one corresponding mode.

3. The feeding device of a plastic extruder as claimed in claim 1, wherein: the inlet at the upper end of the protective shell (9) is arranged corresponding to the outlet at the lower end of the storage bin (20), and the outlet at the lower end of the protective shell (9) is arranged corresponding to the discharging hopper (10).

4. The feeding device of a plastic extruder as claimed in claim 1, wherein: the inner surface of the feeding trough (8) is provided with a plurality of air injection holes which are communicated with the air blowing pipe (7).

5. The feeding device of a plastic extruder as claimed in claim 1, wherein: the inner side surface of the transmission case (2) is fixedly provided with a blowing head (6), the blowing head (6) is arranged corresponding to a blowing pipe (7), and the blowing head (6) is connected with the air pump (5) through a pipeline.

6. The feeding device of a plastic extruder as claimed in claim 1, wherein: first rotation axis (1) and second rotation axis (4) surface all are fixed and are equipped with the belt pulley, and the belt pulley all passes through belt drive with driving motor (3) and is connected.