CN217073293U

CN217073293U - Double-screw plastic extruder

Info

Publication number: CN217073293U
Application number: CN202220931231.4U
Authority: CN
Inventors: 张旭; 张乐礼
Original assignee: Qingdao Zhongnuo Plastic Extrusion Machinery Co ltd
Current assignee: Qingdao Zhongnuo Plastic Extrusion Machinery Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-07-29
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a double-screw plastic extruder, which comprises a base, wherein a box body is fixedly arranged at the top of the base, the left side of the box body is fixedly provided with a vibration box, the inside of the base is fixedly provided with a clapboard, a motor is fixedly arranged on the left side of the box body and positioned at the top of the vibration box, a crushing device is fixedly arranged at the output end of the motor, a hydraulic rod is fixedly arranged on the left side of the inner wall of the vibration box, a sliding plate is fixedly connected with the right end of the hydraulic rod, the vibrating device is fixedly arranged on the right side of the sliding plate and close to the upper side and the lower side of the sliding plate, the plastic is crushed by the matching of the structures, so that the subsequent screw rod can extrude the plastic conveniently, and then improved the efficiency that plastics were extruded, the vibrating device that possesses simultaneously can prevent that plastic granules from blockking up screen cloth and communicating pipe, and then can ensure the normal operating of extruder.

Description

Double-screw plastic extruder

Technical Field

The utility model relates to a plastics production technical field specifically is a double screw plastic extruder.

Background

The double-screw plastic extruder is high-quality and high-efficiency plastic extruding equipment, and the whole plastic extruding equipment has reasonable structural design, firm and durable structure and is not easy to damage. The machine material rod adopts a heat treatment carbonization process, has strong hardness and is not easy to wear. The service life of the material rod is three times of that of the common material rod. Adopt advanced lubrication test, wearing and tearing are little, big tile seat, thoroughly protect the bearing, operation easy maintenance, but current double screw plastic extruder can not smash great plastic granules, thereby be unfavorable for follow-up screw rod to extrude plastics, and then reduced the extrusion efficiency of plastics, do not possess vibrating device simultaneously, thereby lead to screen cloth and intercommunication pipe easily to be blockked up by plastic granules, and then can't ensure the normal operating of extruder, certain adverse effect has been brought for in-service use, consequently need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screw plastic extruder, the reducing mechanism who possesses can smash plastics to be convenient for follow-up screw rod extrude plastics, and then improved the efficiency that plastics were extruded, the vibrating device who possesses simultaneously can prevent that plastic granules from blockking up screen cloth and communicating pipe, and then can ensure the normal operating of extruder, has brought certain favourable influence for in-service use, has solved the problem of proposing among the above background art.

In order to achieve the above object, the utility model provides a following technical scheme: a double-screw plastic extruder comprises a base, wherein a box body is fixedly arranged at the top of the base, a vibrating box is fixedly arranged at the left side of the box body, a partition plate is fixedly arranged in the base and close to the right side of the base, a discharging pipe is fixedly arranged in the middle of the left side of the base, a funnel is fixedly arranged at the top of the box body, a motor is fixedly arranged at the left side of the box body and positioned at the top of the vibrating box body, a first rotating shaft is fixedly arranged at the output end of the motor, a crushing rod is fixedly arranged at the outer part of the first rotating shaft, a bearing is rotatably connected at the outer part of the first rotating shaft and close to the right end of the first rotating shaft, the right side of the bearing is fixedly connected with the inner side wall of the box body, the right end of the first rotating shaft penetrates through the box body to be in transmission connection with a transmission belt, the bottom end of the transmission belt penetrates into the inner part of the base to be connected with a second rotating shaft, and the right end of the second rotating shaft is rotatably connected with the bearing, the right side of bearing and the inner wall fixed connection of base, the outside of second pivot just is close to its left end fixedly connected with driving gear, the meshing of the upper and lower both sides of driving gear is connected with driven gear, driven gear and the equal fixed mounting in driving gear left side have the screw rod, the left end of screw rod is rotated and is connected with the bearing, the left side of bearing and the inner wall fixed connection of box, the inner wall left side fixed mounting of vibrating bin has the hydraulic stem, the right-hand member fixedly connected with slide of hydraulic stem, the right side of slide just is close to its top fixed mounting and has first slide bar, the inside fixedly connected with screen cloth of box is worn into to the right-hand member of first slide bar, the right side of slide just is close to its bottom fixed mounting and has the second slide bar.

Preferably, the upper side and the lower side of the sliding plate are fixedly provided with sliding blocks, the upper side and the lower side of the inner wall of the vibration box are fixedly provided with first sliding grooves, and the first sliding grooves are in sliding connection with the sliding blocks and are matched with the sliding blocks.

Preferably, the right side fixed mounting of screen cloth has the carriage release lever, the upper and lower both ends fixed mounting of carriage release lever has the pulley, fixed mounting has the movable sleeve on the inside right side wall of box, the inside upper and lower both sides fixed mounting of movable sleeve has the second spout, second spout and pulley sliding connection and adaptation, the right side fixed mounting of carriage release lever has the spring, the other end of spring and the inner wall fixed connection of box.

Preferably, the right end of the second sliding rod penetrates into the box body, and a buffer block is fixedly mounted inside the box body and made of rubber materials.

Preferably, material guide plates are fixedly mounted on two sides of the inner wall of the box body, and the inclination directions of the material guide plates are sequentially reduced from two sides to the middle.

Preferably, a communicating pipe is fixedly installed in the middle of the bottom of the material guide plate, the other end of the communicating pipe penetrates through and extends to the inside of the base, and a heating sheet wraps the outside of the communicating pipe.

Preferably, the top both sides fixed mounting of box has the blast pipe, inside bottom fixed mounting of blast pipe has the filter screen, the top fixed mounting of filter screen has the air discharge fan, the top fixed mounting of air discharge fan has the adsorption plate.

Preferably, the front side of the box body is provided with a through groove in which an observation window is installed, and a sealing sleeve is fixedly bonded on an outer frame of the observation window.

Compared with the prior art, the beneficial effects of the utility model are that: motor starts and can drive first pivot and rotate, first pivot can drive crushing pole and rotate, crushing pole can be smashed great plastic granules thereby follow-up screw rod of being convenient for extrudes plastics, and then the efficiency that plastics were extruded has been improved, hydraulic stem starts simultaneously and can drive the slide and remove, the slide can drive first slide bar and remove, first slide bar can drive the screen cloth and remove, it can prevent that plastic granules from blockking up the screen cloth to remove about the screen cloth, and then the screening efficiency of screen cloth has been improved, the slide removes and can drive the second slide bar and remove, the second slide bar can drive the buffer block and remove about, it can strike communicating pipe to remove about the buffer block, thereby can prevent that plastic granules from blockking up communicating pipe, and then can ensure the normal operating of extruder and rotate communicating pipe

Drawings

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

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the point A of the present invention;

fig. 4 is an enlarged view of the position B of the present invention.

In the figure: 1. a base; 2. a box body; 3. a vibration box; 4. a discharge pipe; 5. a funnel; 6. a motor; 7. a first rotating shaft; 8. crushing the stems; 9. a transmission belt; 10. a second rotating shaft; 11. a driving gear; 12. a driven gear; 13. a screw; 14. a hydraulic lever; 15. a slide plate; 16. a first slide bar; 17. screening a screen; 18. a second slide bar; 19. a slider; 20. a first chute; 21. a travel bar; 22. a pulley; 23. a movable sleeve; 24. a second chute; 25. a spring; 26. a buffer block; 27. a material guide plate; 28. a communicating pipe; 29. a heating plate; 30. an exhaust pipe; 31. an exhaust fan; 32. an adsorption plate; 33. and (4) an observation window.

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.

Embodiment 1, please refer to fig. 1 to 4, the present invention provides a technical solution: a double-screw plastic extruder comprises a base 1, a box body 2 is fixedly arranged at the top of the base 1, a vibrating box 3 is fixedly arranged at the left side of the box body 2, a partition board is fixedly arranged in the base 1 and close to the right side of the base, a discharging pipe 4 is fixedly arranged in the middle of the left side of the base 1, a funnel 5 is fixedly arranged at the top of the box body 2, a motor 6 is fixedly arranged at the left side of the box body 2 and positioned at the top of the vibrating box 3, a first rotating shaft 7 is fixedly arranged at the output end of the motor 6, a crushing rod 8 is fixedly arranged at the outer part of the first rotating shaft 7, a bearing is rotatably connected at the outer part of the first rotating shaft 7 and close to the right end of the first rotating shaft, the right side of the bearing is fixedly connected with the inner side wall of the box body 2, a driving belt 9 is connected through the box body 2 at the right end of the first rotating shaft 7 in a driving manner, a second rotating shaft 10 is connected at the bottom end of the driving belt 9 through the inner part of the base 1 in a driving manner, and a bearing is rotatably connected at the right end of the second rotating manner, the right side of bearing and base 1's inner wall fixed connection, the outside of second pivot 10 just is close to its left end fixedly connected with driving gear 11, the meshing of the upper and lower both sides of driving gear 11 is connected with driven gear 12, driven gear 12 and the equal fixed mounting in driving gear left side have screw rod 13, the left end of screw rod 13 is rotated and is connected with the bearing, the left side of bearing and the inner wall fixed connection of box 2, the inner wall left side fixed mounting of vibrating bin 3 has hydraulic stem 14, hydraulic stem 14's right-hand member fixedly connected with slide 15, slide 15's right side just is close to its top fixed mounting and has first slide bar 16, the inside fixedly connected with screen cloth 17 of box 2 is worn into to first slide bar 16's right-hand member, slide 15's right side just is close to its bottom fixed mounting and has second slide bar 18.

Further, the upper and lower both sides fixed mounting of 3 inner walls of vibrating bin has first spout 20, and

first spout

20 and 19 sliding connection of slider and adaptation, under the sliding action of first spout 20 and slider 19, slide 15 can be stable remove.

Further, the right side fixed mounting of screen cloth 17 has carriage release lever 21, the upper and lower both ends fixed mounting of carriage release lever 21 has pulley 22, fixed mounting has movable sleeve 23 on the interior right side wall of box 2, the inside upper and lower both sides fixed mounting of movable sleeve 23 has second spout 24, second spout 24 and pulley 22 sliding connection and adaptation, the right side fixed mounting of carriage release lever 21 has spring 25, the other end of spring 25 and the inner wall fixed connection of box 2, setting through second spout 24 and pulley 22, make the screen cloth 17 can steady remove about, remove about screen cloth 17 and can prevent that plastic granules from blockking up screen cloth 17, and then the screening efficiency of screen cloth 17 has been improved, spring 25 can improve screen cloth 17's antidetonation and shock-absorbing capacity, improve screen cloth 17's life.

Furthermore, the right end of the second sliding rod 18 penetrates into the inside of the box body 2 and is fixedly provided with a buffer block 26, the buffer block 26 is made of rubber materials, the buffer block 26 can play a role in buffering when impacting the communicating pipe 28, and then the communicating pipe 28 is prevented from being damaged by the impact of the buffer block 26.

Further, guide plates 27 are fixedly mounted on two sides of the inner wall of the box body 2, the inclination directions of the guide plates 27 are sequentially reduced from two sides to the middle, and the guide plates 27 can guide the screened plastic particles to the inside of the communicating pipe 28.

Embodiment 2, please refer to fig. 1 to 4, the difference between this embodiment and embodiment 1 is: a communicating pipe 28 is fixedly installed in the middle of the bottom of the material guiding plate 27, the other end of the communicating pipe 28 penetrates and extends to the inside of the base 1, a heating sheet 29 is wrapped outside the communicating pipe 28, the heating sheet 29 can heat and soften the plastic particles, thereby facilitating the extrusion of the plastic by the screw 13, the exhaust pipes 30 are fixedly arranged at both sides of the top of the box body 2, the filter screen is fixedly arranged at the bottom of the inner side of the exhaust pipe 30, the exhaust fan 31 is fixedly arranged at the top of the filter screen, the adsorption plate 32 is fixedly arranged above the exhaust fan 31, the exhaust fan 31 can exhaust harmful gas generated by heating the plastic, simultaneously the filter screen can filter plastic powder, and adsorption plate 32 can adsorb the harmful substance in the harmful gas, states the front side of box 2 and opens and be equipped with logical inslot and install observation window 33, and fixed the bonding has the seal cover on observation window 33's the outline, and the staff can observe the condition of box 2 inside through observation window 33.

The working principle is as follows: when the double-screw plastic extruder is used, a worker can pour plastic into the box body 2 through the funnel 5, the worker can start the motor 6, the motor 6 can drive the first rotating shaft 7 to rotate, the first rotating shaft 7 can drive the crushing rod 8 to rotate, the crushing rod 8 can crush larger plastic particles so as to facilitate the subsequent screw 13 to extrude the plastic, the efficiency of extruding the plastic is improved, the worker can start the hydraulic rod 14, the hydraulic rod 14 can drive the sliding plate 15 to move, the sliding plate 15 can drive the first sliding rod 16 to move, the first sliding rod 16 can drive the screen 17 to move left and right, the screen 17 can be prevented from being blocked by the plastic particles due to the left and right movement, the screening efficiency of the screen 17 is improved, meanwhile, the sliding plate 15 can drive the second sliding rod 18 to move, and the sliding rod can drive the buffer block 26 to move left and right, removal can be strikeed communicating pipe 28 about buffer block 26, thereby can prevent that plastic granules from blockking up communicating pipe 28, and then can ensure the normal operating of extruder, and first pivot 7 rotates and can drive belt 9 and carry out the transmission, belt 9 can drive second pivot 10 and rotate, second pivot 10 can drive driving gear 11 and rotate, driving gear 11 can drive driven gear 12 and rotate, driven gear 12 can drive screw rod 13 and rotate, screw rod 13 rotates and can extrude plastics from base 1.

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. A twin-screw plastic extruder, includes base (1), its characterized in that: the automatic feeding device is characterized in that a box body (2) is fixedly mounted at the top of the base (1), a vibrating box (3) is fixedly mounted on the left side of the box body (2), a partition plate is fixedly mounted in the base (1) and close to the right side of the base, a discharging pipe (4) is fixedly mounted in the middle of the left side of the base (1), a funnel (5) is fixedly mounted at the top of the box body (2), a motor (6) is fixedly mounted on the left side of the box body (2) and located at the top of the vibrating box (3), a first rotating shaft (7) is fixedly mounted at the output end of the motor (6), a crushing rod (8) is fixedly mounted at the outer part of the first rotating shaft (7), a bearing is rotatably connected to the outer part of the first rotating shaft (7) and close to the right end of the first rotating shaft, the right side of the bearing is fixedly connected with the inner side wall of the box body (2), and the right end of the first rotating shaft (7) penetrates out of the box body (2) and is in a transmission connection with a transmission belt (9), the bottom end of the driving belt (9) penetrates into the inner part of the base (1) to be connected with a second rotating shaft (10) in a transmission mode, the right end of the second rotating shaft (10) is rotatably connected with a bearing, the right side of the bearing is fixedly connected with the inner wall of the base (1), the outer part of the second rotating shaft (10) is fixedly connected with a driving gear (11) close to the left end of the second rotating shaft, the upper side and the lower side of the driving gear (11) are connected with driven gears (12) in a meshed mode, screw rods (13) are fixedly mounted on the left sides of the driven gears (12) and the driving gear (11), the left end of each screw rod (13) is rotatably connected with a bearing, the left side of the bearing is fixedly connected with the inner wall of the box body (2), a hydraulic rod (14) is fixedly mounted on the left side of the inner wall of the vibration box (3), a sliding plate (15) is fixedly connected with a sliding plate (15) at the right side of the sliding plate (15) close to the upper part of the sliding plate, the right end of the first sliding rod (16) penetrates into the inside of the box body (2) and is fixedly connected with a screen (17), and a second sliding rod (18) is fixedly arranged on the right side of the sliding plate (15) and close to the bottom of the sliding plate.

2. The twin screw plastic extruder of claim 1, wherein: the upper side and the lower side of the sliding plate (15) are fixedly provided with sliding blocks (19), the upper side and the lower side of the inner wall of the vibration box (3) are fixedly provided with first sliding grooves (20), and the first sliding grooves (20) are connected with the sliding blocks (19) in a sliding mode and are matched with the sliding blocks.

3. The twin screw plastic extruder of claim 1, wherein: the right side fixed mounting of screen cloth (17) has carriage release lever (21), the upper and lower both ends fixed mounting of carriage release lever (21) has pulley (22), fixed mounting has movable sleeve (23) on the interior right side wall of box (2), the inside upper and lower both sides fixed mounting of movable sleeve (23) has second spout (24), second spout (24) and pulley (22) sliding connection and adaptation, the right side fixed mounting of carriage release lever (21) has spring (25), the other end of spring (25) and the inner wall fixed connection of box (2).

4. The twin screw plastic extruder of claim 1, wherein: the right end of the second sliding rod (18) penetrates into the box body (2) and is fixedly provided with a buffer block (26), and the buffer block (26) is made of rubber materials.

5. The twin screw plastic extruder of claim 1, wherein: guide plates (27) are fixedly mounted on two sides of the inner wall of the box body (2), and the inclination directions of the guide plates (27) are sequentially reduced from two sides to the middle.

6. The twin screw plastic extruder of claim 5, wherein: a communicating pipe (28) is fixedly installed in the middle of the bottom of the material guide plate (27), the other end of the communicating pipe (28) penetrates through and extends to the inside of the base (1), and a heating sheet (29) wraps the outside of the communicating pipe (28).

7. A twin screw plastic extruder as defined in claim 1, wherein: the top both sides fixed mounting of box (2) has blast pipe (30), blast pipe (30) inboard bottom fixed mounting has the filter screen, the top fixed mounting of filter screen has air discharge fan (31), the top fixed mounting of air discharge fan (31) has adsorption plate (32).

8. The twin screw plastic extruder of claim 1, wherein: an observation window (33) is installed in a through groove formed in the front side of the box body (2), and a sealing sleeve is fixedly bonded on an outer frame of the observation window (33).