CN211221975U

CN211221975U - Automatic powder feeding device of engineering plastic extruder

Info

Publication number: CN211221975U
Application number: CN201922320576.7U
Authority: CN
Inventors: 李剑
Original assignee: Zhongshan Changshun Plastic Co ltd
Current assignee: Zhongshan Changshun Plastic Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-11
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses an automatic powder feeding device of an engineering plastic extruder, which comprises a feed barrel, wherein a groove is arranged at the top end of the feed barrel, lead screws are arranged on two sides of the groove, the lead screws are connected with the groove through supporting blocks, one ends of the lead screws, which are far away from each other, on two sides of the lead screws are connected with a driving motor, and moving blocks are arranged on the lead screws on two sides of the lead screws; the utility model discloses the top of feedwell is seted up flutedly, the both sides of recess all are equipped with the lead screw, all be connected through the supporting shoe between both sides lead screw and the recess, the one end that the both sides lead screw was kept away from each other simultaneously all is equipped with driving motor, all be connected with the movable block on the lead screw of both sides, the top of both sides movable block all is equipped with the apron, the automation that the apron can be realized to this kind of structure opens and shuts, external dust gets into the feedwell when preventing to install unoperated state, can also alleviate staff intensity of labour when improving the cleanliness factor of automatic powder adding, good marketing power.

Description

Automatic powder feeding device of engineering plastic extruder

Technical Field

The utility model belongs to the technical field of the engineering plastics production, concretely relates to automatic whitewashed device that adds of engineering plastics extruder.

Background

The engineering plastic extruder has the advantages of simple structure, low processing, manufacturing and maintenance cost, convenient operation, high production efficiency and high cost performance, and is widely applied to the plastic processing industry, the automatic powder adding device is an important component structure of the engineering plastic extruder, and although the production process of the automatic powder adding device of the existing engineering plastic extruder is mature day by day, part of the production process is still insufficient to be improved.

The prior art has the following problems: the feeding barrel of the automatic powder adding device (reference case: CN 201721840325.6) of the existing engineering plastic extruder is of an open structure, so that the feeding operation of the feeding barrel is facilitated, but when the device is not in a working state, external dust easily enters the feeding barrel, and the cleanliness of powder adding at the later stage is influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an automatic powder device that adds of engineering plastics extruder has the apron and opens and shuts automatically, and external dust gets into the feed cylinder when preventing device does not operating condition, can also alleviate staff intensity of labour's characteristics when improving automatic powder cleanliness factor that adds.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic powder adding device of an engineering plastic extruder comprises a feeding barrel, wherein a groove is formed in the top end of the feeding barrel, lead screws are mounted on two sides of the groove, the lead screws on two sides are connected with the groove through supporting blocks, one end, far away from each other, of each lead screw on two sides is connected with a driving motor, moving blocks are arranged on the lead screws on two sides, a cover plate is connected above the moving blocks on two sides, a screw is arranged in the middle of the interior of the feeding barrel, a motor is mounted at the top end of the screw, a metal blade is mounted above and inside the feeding barrel, a single-hole supporting plate is connected to the bottom of the feeding barrel, a blanking barrel is mounted below the single-hole supporting plate, an observation window is formed in the front side wall of the blanking barrel, a vibrator is mounted above the right side wall of the blanking barrel, and an opening is formed below the right side wall of the blanking, the utility model discloses a material blanking barrel, including open-ended, the open-ended is inside to be provided with the regulating plate, and the open-ended right side is provided with two slide bars, the clearance between opening and the regulating plate is filled with elastic seal circle, the below of regulating plate is fixed with the elasticity scraper blade, and the outside of regulating plate is connected with the sliding plate, the sliding plate with lean on the top connect through the spacer pin between the slide bar, two the stopper is all installed to the one end that the feed blanking barrel was kept away from to the slide bar, porous sieve is installed to the inside bottom of feed.

Preferably, the observation window is made of transparent soft glass.

Preferably, two semicircular through holes are formed in one end, close to each other, of the cover plate, and the diameter of each semicircular through hole is larger than that of the corresponding screw rod.

Preferably, a round hole is formed in the moving block and corresponds to the position of the screw rod, and the round hole is connected with the screw rod through a transmission nut.

Preferably, the sliding plate is provided with sliding holes corresponding to the two sliding rods.

Preferably, a first limiting hole is formed in the sliding plate and corresponds to the limiting pin, a second limiting hole is formed in the sliding rod above the sliding plate and corresponds to the limiting pin, and a plurality of second limiting holes are formed in the second limiting hole.

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

1. the utility model discloses the top of feedwell is seted up flutedly, the both sides of recess all are equipped with the lead screw, all be connected through the supporting shoe between both sides lead screw and the recess, the one end that the both sides lead screw was kept away from each other simultaneously all is equipped with driving motor, all be connected with the movable block on the lead screw of both sides, the top of both sides movable block all is equipped with the apron, the automation that the apron can be realized to this kind of structure opens and shuts, external dust gets into the feedwell when preventing to install unoperated state, can also alleviate staff intensity of labour when improving the cleanliness factor of automatic powder adding, good marketing power.

2. The utility model discloses the unloading bucket is equipped with the opening by the below, open-ended inside is equipped with the regulating plate, be equipped with the elastic sealing circle between opening and the regulating plate, the outside of regulating plate is equipped with the sliding plate, the both sides of sliding plate are equipped with the slide bar, it is fixed through the spacer pin between sliding plate and the slide bar, the below of regulating plate is equipped with the elasticity scraper blade simultaneously, the removal regulation performance of regulating plate can be realized to this kind of structure, and then adjust the unloading volume of powder, can also guarantee the leakproofness that the regulating plate removed, avoid the powder to run out from regulating plate and open-ended gap, can also scrape the material operation to porous sieve simultaneously, avoid the powder to block up the sieve mesh.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2A according to the present invention;

FIG. 4 is an enlarged schematic view of FIG. 2B according to the present invention;

in the figure: 1. a vibrator; 2. a screw; 3. a compressed air pipe; 4. an observation window; 5. a blanking barrel; 6. a charging barrel; 7. a cover plate; 8. an electric motor; 9. a single-hole pallet; 10. a porous screen; 11. a metal blade; 12. a drive motor; 13. a screw rod; 14. a moving block; 15. a support block; 16. a groove; 17. an opening; 18. a spacing pin; 19. a limiting block; 20. a sliding plate; 21. a slide bar; 22. an elastic sealing ring; 23. an elastic scraper; 24. an adjusting plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an automatic powder adding device of an engineering plastic extruder comprises a feed barrel 6, wherein a groove 16 is formed in the top end of the feed barrel 6, lead screws 13 are mounted on two sides of the groove 16, the lead screws 13 on two sides are connected with the groove 16 through supporting blocks 15, one ends, far away from each other, of the lead screws 13 on two sides are connected with a driving motor 12, moving blocks 14 are arranged on the lead screws 13 on two sides, in order to facilitate the moving blocks 14 to move on the lead screws 13, in the embodiment, preferably, circular holes are formed in the moving blocks 14 and correspond to the positions of the lead screws 13, the circular holes are connected with the lead screws 13 through transmission nuts, cover plates 7 are connected above the moving blocks 14 on two sides, a screw 2 is arranged in the middle of the interior of the feed barrel 6, and a semicircular annular through hole is formed in one end, close to each other, of the two cover, the diameter of the semicircular through hole is larger than that of the screw rod 2, the top end of the screw rod 2 is provided with the motor 8, the screw rod 2 is close to the upper part and is positioned inside the feed barrel 6, the metal blade 11 is arranged inside the feed barrel 6, the bottom of the feed barrel 6 is connected with the single-hole supporting plate 9, the blanking barrel 5 is arranged below the single-hole supporting plate 9, the front side wall of the blanking barrel 5 is provided with the observation window 4, in order to avoid the powder material to damage the observation window 4, in the embodiment, preferably, the observation window 4 is made of transparent soft glass, the right side wall of the blanking barrel 5 is close to the upper part and is provided with the vibrator 1, the right side wall of the blanking barrel 5 is close to the lower part and is provided with the opening 17, the inside of the opening 17 is provided with the adjusting plate 24, the right side of the opening 17 is provided with two sliding rods 21, the gap between the opening 17 and the adjusting plate, in order to enable the sliding plate 20 to slide on the sliding rods 21, in this embodiment, preferably, sliding holes are formed in the sliding plate 20 at positions corresponding to the two sliding rods 21, the sliding plate 20 is connected with the sliding rods 21 close to the upper side through the limiting pin 18, and for convenience of the limiting pin 18 connecting the sliding plate 20 with the sliding rods 21 and adjusting the position of the adjusting plate 24, in this embodiment, preferably, a first limiting hole is formed in the sliding plate 20 at a position corresponding to the limiting pin 18, a second limiting hole is formed in the sliding rods 21 close to the upper side and corresponding to the limiting pin 18, a plurality of second limiting holes are formed in the second limiting hole, limiting blocks 19 are mounted at ends, far away from the blanking barrel 5, of the two sliding rods 21, porous sieves 10 are mounted at the bottom end inside the blanking barrel 5, and compressed air pipes 3 are mounted below the blanking barrel 5.

The utility model discloses a theory of operation and use flow: the utility model discloses during the non-operating condition, through the driving motor 12 of external power supply start-up recess 16 both sides, the lead screw 13 of both sides is all driven to the driving motor 12 of both sides is rotatory, the lead screw 13 of both sides is rotatory and drive the movable block 14 of both sides and be close to each other, the movable block 14 of both sides drives the apron 7 of both sides and is close to each other, the apron 7 of both sides contacts and stops until the apron 7 of both sides, both sides apron 7 this moment lets feed bin 6 and feed bin 5 be in the closure state, can effectively avoid external dust to get into in feed bin 6 and feed bin 5, improve the automatic cleanliness factor that adds the powder in later stage, the utility model discloses during the operating condition, earlier according to the position of actually adding powder condition regulating plate 24: detaching the limit pin 18, pulling the sliding plate 20, the sliding plate 20 slides on the sliding rod 21, in the process, the sliding plate 20 drives the adjusting plate 24 to move, when the sliding plate slides to a specified position (when the adjusting plate 24 moves to the specified position), the position adjustment of the adjusting plate 24 is realized by connecting the sliding plate 20 with the sliding rod 21 by using the limit pin 18, after the position adjustment of the adjusting plate 24 is well performed, the cover plates 7 at two sides are opened by the driving motors 12 at two sides, powder is added into the feeding barrel 6, the powder is stirred under the action of the motor 8, the screw rod 2 and the metal blade 11 and enters the blanking barrel 5 from a single hole of the single-hole supporting plate 9, the powder entering the blanking barrel 5 falls through the sieve holes of the uncovered porous sieve 10, and then is blown and dispersed by compressed air blown by the nozzle of the compressed air pipe 3 and then is sent into the extruder, the automatic powder adding operation is completed, in the process, a worker can observe the condition of, so that in time feed in raw material, when changing the position of regulating plate 24 simultaneously at every turn, the elasticity scraper blade 23 of regulating plate 24 below can clean porous sieve 10 of below, can effectively avoid the problem emergence of porous sieve 10 jam.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic powder device that adds of engineering plastics extruder, includes feedwell (6), its characterized in that: a groove (16) is formed in the top end of the feeding barrel (6), lead screws (13) are mounted on two sides of the groove (16), the lead screws (13) on two sides are connected with the groove (16) through supporting blocks (15), one ends, far away from each other, of the lead screws (13) on two sides are connected with a driving motor (12), moving blocks (14) are arranged on the lead screws (13) on two sides, a cover plate (7) is connected above the moving blocks (14) on two sides, a screw rod (2) is arranged in the middle of the interior of the feeding barrel (6), a motor (8) is mounted at the top end of the screw rod (2), metal blades (11) are mounted on the upper portion of the screw rod (2) and located in the feeding barrel (6), a single-hole supporting plate (9) is connected to the bottom of the feeding barrel (6), and a discharging barrel (5) is mounted below the single-, an observation window (4) is arranged on the front side wall of the blanking barrel (5), a vibrator (1) is arranged on the right side wall of the blanking barrel (5) close to the upper side, an opening (17) is arranged on the right side wall of the blanking barrel (5) close to the lower side, an adjusting plate (24) is arranged inside the opening (17), two sliding rods (21) are arranged on the right side of the opening (17), an elastic sealing ring (22) is filled in a gap between the opening (17) and the adjusting plate (24), an elastic scraping plate (23) is fixed below the adjusting plate (24), a sliding plate (20) is connected to the outer side of the adjusting plate (24), the sliding plate (20) is connected with the sliding rods (21) close to the upper side through a limiting pin (18), a limiting block (19) is arranged at one end, far away from the blanking barrel (5), of each of the two sliding rods (21), and a porous sieve (10) is arranged at the bottom end inside the blanking barrel (5), and a compressed air pipe (3) is arranged below the blanking barrel (5).

2. The automatic powder adding device of the engineering plastic extruder as claimed in claim 1, wherein: the observation window (4) is made of transparent soft glass.

3. The automatic powder adding device of the engineering plastic extruder as claimed in claim 1, wherein: and a semicircular through hole is formed in one end, close to each other, of each cover plate (7), and the diameter of the semicircular through hole is larger than that of the screw (2).

4. The automatic powder adding device of the engineering plastic extruder as claimed in claim 1, wherein: and a round hole is formed in the position, corresponding to the lead screw (13), on the moving block (14), and the round hole is connected with the lead screw (13) through a transmission nut.

5. The automatic powder adding device of the engineering plastic extruder as claimed in claim 1, wherein: sliding holes are formed in the sliding plate (20) and correspond to the positions of the two sliding rods (21).

6. The automatic powder adding device of the engineering plastic extruder as claimed in claim 1, wherein: the sliding plate (20) is provided with a first limiting hole at a position corresponding to the limiting pin (18), the sliding rod (21) is provided with a second limiting hole at a position corresponding to the limiting pin (18) at the upper part, and the second limiting holes are provided with a plurality of limiting holes.