CN216658836U

CN216658836U - Parallel counter-rotating double-screw extrusion device for processing PVC (polyvinyl chloride) environment-friendly particles

Info

Publication number: CN216658836U
Application number: CN202123413937.6U
Authority: CN
Inventors: 吴向东
Original assignee: Dongguan Dongcheng Technology Co ltd
Current assignee: Dongguan Dongcheng Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-03
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a parallel counter-rotating double-screw extrusion device for processing PVC (polyvinyl chloride) environment-friendly particles, and relates to the technical field of parallel counter-rotating double-screw extrusion devices. According to the extrusion device, the clamping plate can be conveniently and quickly opened by arranging the clamping plate, the sliding strip, the deep groove, the bolt head, the connecting rod, the push rod, the spring and the sliding groove, so that a worker can conveniently clean residual raw materials in the extrusion device, the second normal use is not influenced, the normal propulsion of a follow-up work flow is guaranteed, the worker can conveniently inspect and maintain parts in the device, problems can be conveniently found and treated, and the practicability and flexibility of the extrusion device are improved.

Description

Parallel counter-rotating double-screw extrusion device for processing PVC (polyvinyl chloride) environment-friendly particles

Technical Field

The utility model relates to the technical field of parallel counter-rotating twin-screw extrusion devices, in particular to a parallel counter-rotating twin-screw extrusion device for processing PVC environment-friendly particles.

Background

With the rapid development of the plastic industry, the application field of plastic products is continuously expanded, plastic processing equipment has penetrated into various industries of national economy, extrusion molding is one of important molding methods for plastic molding processing, a parallel double-screw extruder is widely applied to the filling, blending, modification, reinforcement and devolatilization treatment of chlorinated polypropylene and super absorbent resin of rubber and plastic and engineering resin, and the existing parallel double-screw extruder cannot rapidly and conveniently clean the raw materials in the parallel double-screw extruder, so that the residual raw materials in the parallel double-screw extruder cannot be effectively cleaned after the operation is finished, and further the normal use of the parallel double-screw extruder is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a parallel counter-rotating twin-screw extrusion device for processing PVC environment-friendly particles.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a parallel incorgruous twin-screw extrusion device is used in processing of pvc environmental protection granule, includes the casing, the fixed intercommunication in top of casing has the inlet pipe, the inside of casing is rotated and is connected with the threaded rod, the one end fixedly connected with gear of threaded rod, the top sliding connection of casing has the cardboard, the equal fixedly connected with draw runner in the left and right sides of cardboard, the constant head tank has been seted up to one side of cardboard near the position of draw runner, the deep groove has been seted up to the inside of casing near the position of cardboard, the inside sliding connection of deep groove has the tieing, the one end fixedly connected with connecting rod of tieing, the position that the tieing was kept away from to the one end of connecting rod is equipped with the push rod admittedly, be equipped with the spring between tieing and the deep groove, the discharge gate has been seted up to one side of casing.

In order to protect the motor, the utility model is improved in that a box body is fixedly arranged at a position, far away from a discharge hole, of one side of the shell, a motor is fixedly arranged inside the box body, an output end of the motor is connected with one side of the gear, supporting seats are fixedly arranged at the bottoms of the shell and the box body, a ventilating plate is fixedly arranged at one side of the box body, and a dust screen is fixedly arranged at a position, close to the ventilating plate, inside the box body.

In order to enable the two groups of threaded rods to rotate, the utility model is improved in that two groups of gears are arranged and meshed with each other, two groups of threaded rods are arranged, the directions of the threads are opposite, a sliding groove is formed in the shell, and a push rod is connected to the inside of the sliding groove in a sliding manner.

In order to facilitate the sliding of the clamping plate, the utility model has the improvement that a groove is formed in the position, close to the deep groove, in the shell, and the sliding strip is connected in the groove in a sliding manner.

In order to facilitate the inspection and maintenance of the motor, the utility model is improved in that an opening and closing device is arranged outside the box body and comprises a rotating plate, the rotating plate is rotatably connected to one side of the box body, a locking block is fixedly arranged at one end of the rotating plate, a limiting block is fixedly connected to one side of the box body, and a bolt is slidably connected to the inside of the limiting block.

In order to fix the rotating plate conveniently, the utility model has the improvement that the locking block and the limiting block are internally provided with round holes with the same size.

In order to facilitate the rotation of the rotating plate, the utility model has the improvement that a hinge is arranged between the rotating plate and the box body.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the extrusion device, the clamping plate can be conveniently and quickly opened by arranging the clamping plate, the sliding strip, the deep groove, the bolt head, the connecting rod, the push rod, the spring and the sliding groove, so that a worker can conveniently clean residual raw materials in the extrusion device, the second normal use is not influenced, the normal propulsion of a follow-up work flow is guaranteed, the worker can conveniently inspect and maintain parts in the device, problems can be conveniently found and treated, and the practicability and flexibility of the extrusion device are improved.

2. According to the utility model, by arranging the rotating plate, the locking block, the limiting block, the bolt, the ventilating plate and the dustproof net, the motor can be effectively radiated, damage caused by overhigh temperature can be prevented, the service life of the motor is prolonged, the rotating plate is opened, inspection and maintenance operations can be carried out on parts in the motor, the operation is convenient and simple, the operation by workers is convenient, and the working efficiency is improved.

Drawings

FIG. 1 is a front view of a parallel counter-rotating twin-screw extrusion device for processing PVC environmental protection granules, according to the present invention;

FIG. 2 is an enlarged view at A in FIG. 1 of a parallel counter-rotating twin-screw extrusion apparatus for processing PVC environment-friendly pellets according to the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a parallel counter-rotating twin-screw extrusion device for processing PVC environment-friendly particles, which is provided by the utility model;

FIG. 4 is an enlarged view at B in FIG. 3 of a parallel counter-rotating twin-screw extrusion apparatus for processing PVC environment-friendly pellets according to the present invention;

FIG. 5 is a schematic top sectional view of a parallel counter-rotating twin-screw extrusion device for processing PVC environment-friendly granules.

Illustration of the drawings:

1. a housing; 2. a feed pipe; 3. a threaded rod; 4. a gear; 5. clamping a plate; 6. a slide bar; 7. deep grooves; 8. A bolt head; 9. a connecting rod; 10. a push rod; 11. a spring; 12. a chute; 13. a box body; 14. a motor; 15. A discharge port; 16. a rotating plate; 17. a locking block; 18. a limiting block; 19. a bolt; 20. a gas permeable plate; 21. A dust screen; 22. and (4) supporting the base.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Example one

Referring to fig. 3-5, the present invention provides a technical solution: a parallel incongruous double-screw extrusion device for processing PVC (polyvinyl chloride) environment-friendly particles comprises a shell 1, the top of the shell 1 is fixedly communicated with a feeding pipe 2, the interior of the shell 1 is rotatably connected with two groups of threaded rods 3, the number of the threaded rods 3 is two, the thread directions are opposite, the conveying and extrusion operation of the raw materials in the extrusion device can be realized, one end of each threaded rod 3 is fixedly connected with a gear 4, the number of the gears 4 is two, the two groups are meshed with each other, the other group of gears 4 can be driven to rotate by rotating one group of gears 4, and further the two groups of threaded rods 3 can be rotated, the top of the shell 1 is slidably connected with a clamping plate 5, the left side and the right side of the clamping plate 5 are fixedly connected with sliding strips 6, deep grooves 7 are formed in the positions, close to the clamping plates 5, in the interior of the shell 1, grooves 7 are formed in the positions, and the sliding strips 6 are slidably connected in the grooves, and then can make cardboard 5 carry out the sliding operation in the inside of casing 1, the inside sliding connection of deep trouth 7 has tieing head 8, the constant head tank has been seted up to the position that one side of cardboard 5 is close to draw runner 6, can insert tieing head 8 in the constant head tank, realize the fixed operation to cardboard 5, the one end fixedly connected with connecting rod 9 of tieing head 8, push rod 10 is equipped with admittedly in the position that tieing head 8 was kept away from to the one end of connecting rod 9, spout 12 has been seted up to the inside of casing 1, the inside sliding connection of spout 12 has push rod 10, and then can make push rod 10 carry out the sliding operation in the inside of casing 1, be equipped with spring 11 between tieing head 8 and the deep trouth 7, spring 11 has good elasticity, discharge gate 15 has been seted up to one side of casing 1, discharge gate 15 can carry out the finished product after the extrusion.

Referring to fig. 5, a box 13 is fixedly mounted at a position, far away from a discharge port 15, of one side of a casing 1, a motor 14 is fixedly mounted inside the box 13, an output end of the motor 14 is connected with one side of a gear 4, the gear 4 can be driven to rotate by the motor 14, and then a threaded rod 3 can be driven to rotate, supporting seats 22 are fixedly mounted at the bottoms of the casing 1 and the box 13, the supporting seats 22 are used for supporting an extrusion device, a ventilation plate 20 is fixedly mounted at one side of the box 13, the ventilation plate 20 can dissipate heat of the motor 14, damage caused by overhigh temperature of the motor is prevented, the service life of the motor 14 is prolonged, a dust screen 21 is fixedly mounted at a position, close to the ventilation plate 20, inside the box 13, and the dust screen 21 can prevent impurities in air from interfering with normal operation of the motor 14 and the gear 4.

Example two

Referring to fig. 1-2, an opening and closing device is arranged outside a box body 13 and comprises a rotating plate 16, the rotating plate 16 is rotatably connected to one side of the box body 13, a locking block 17 is fixedly mounted at one end of the rotating plate 16, a limiting block 18 is fixedly connected to one side of the box body 13, round holes are formed in the locking block 17 and the limiting block 18 and are the same in size, a bolt 19 is slidably connected to the inside of the limiting block 18, a handle is fixedly mounted at the top of the bolt 19 and is convenient for a worker to lift the bolt, the bolt 19 penetrates through the insides of the two sets of round holes, fixing operation of the position of the locking block 17 can be achieved, a hinge is mounted between the rotating plate 16 and the box body 13, and the rotating plate 16 rotates around the hinge to facilitate opening or closing operation of the box body 13.

The working principle is as follows: when cleaning or checking the raw material in the extrusion device, the casing 1 needs to be opened, the push rod 10 is firstly pulled outwards to slide leftwards in the chute 12, the push rod 10 drives the connecting rod 9 to slide leftwards, and further drives the bolt head 8 to move leftwards, at the moment, the spring 11 contracts to make the bolt head 8 separate from the positioning groove, so that the bolt head 8 separates from the clamping plate 5, then the clamping plate 5 is pulled outwards, the sliding strip 6 slides in the groove, then the clamping plate 5 can be moved out from the casing 1, at the moment, a worker can perform cleaning work or part checking operation on the residual raw material in the casing 1, when the cleaning work or checking work is finished, the clamping plate 5 needs to be installed in the casing 1, when the installation is finished, the sliding strip 6 is firstly aligned with the groove, then the push rod 10 is pulled outwards to slide leftwards in the chute 12, the push rod 10 drives the connecting rod 9 to slide leftwards, and then drive tieing 8 and move left, spring 11 then carries out the shrink motion this moment, then inwards promote cardboard 5, draw runner 6 then slides inside the recess, and then makes cardboard 5 slide inside casing 1, when cardboard 5 slides to the bottom, the constant head tank just aims at tieing 8, unclamp push rod 10 afterwards, spring 11 then stretches the motion, drives tieing 8 and moves right and block into the constant head tank inside, just adorn cardboard 5 this moment admittedly. When the part to the inside of box 13 is examined and is maintained, at first shift out bolt 19 from stopper 18 and locking piece 17 inside, rotate rotor plate 16 afterwards, make the one end of locking piece 17 keep away from box 13, just opened box 13 this moment, make things convenient for the staff to carry out maintenance work to its inside part, after maintenance work finishes, reverse direction rotation rotor plate 16 once more, make it to the direction motion that is close to box 13, when the round hole on locking piece 17 and the stopper 18 aligns, insert bolt 19 inside the round hole and run through locking piece 17 and stopper 18 this moment, just closed box 13 this moment.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a processing of pvc environmental protection granule is with parallel incongruous twin-screw extrusion device, includes casing (1), its characterized in that: the top of the shell (1) is fixedly communicated with a feeding pipe (2), the interior of the shell (1) is rotatably connected with a threaded rod (3), one end of the threaded rod (3) is fixedly connected with a gear (4), the top of the shell (1) is slidably connected with a clamping plate (5), the left side and the right side of the clamping plate (5) are both fixedly connected with a sliding strip (6), one side of the clamping plate (5) close to the sliding strip (6) is provided with a positioning groove, the interior of the shell (1) close to the clamping plate (5) is provided with a deep groove (7), the interior of the deep groove (7) is slidably connected with a bolt head (8), one end of the bolt head (8) is fixedly connected with a connecting rod (9), the position of one end of the connecting rod (9) far away from the bolt head (8) is fixedly provided with a push rod (10), and a spring (11) is arranged between the bolt head (8) and the deep groove (7), and a discharge hole (15) is formed in one side of the shell (1).

2. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly particles as claimed in claim 1, wherein: a box body (13) is fixedly arranged at a position, far away from a discharge hole (15), of one side of the shell (1), a motor (14) is fixedly arranged inside the box body (13), the output end of the motor (14) is connected with one side of the gear (4), supporting seats (22) are fixedly arranged at the bottoms of the shell (1) and the box body (13), a ventilating plate (20) is fixedly arranged at one side of the box body (13), and a dustproof net (21) is fixedly arranged at a position, close to the ventilating plate (20), inside the box body (13).

3. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly particles as claimed in claim 1, wherein: the quantity of gear (4) has two sets ofly, and meshes mutually between two sets of, the quantity of threaded rod (3) has two sets ofly, and screw thread opposite direction, spout (12) have been seted up to the inside of casing (1), the inside sliding connection of spout (12) has push rod (10).

4. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly particles as claimed in claim 1, wherein: a groove is formed in the position, close to the deep groove (7), in the shell (1), and the sliding strip (6) is connected to the inside of the groove in a sliding mode.

5. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly particles as claimed in claim 2, wherein: the outside of box (13) is provided with the device that opens and shuts, the device that opens and shuts includes rotor plate (16), rotor plate (16) rotate to be connected in one side of box (13), lock piece (17) are equipped with admittedly to the one end of rotor plate (16), one side fixedly connected with stopper (18) of box (13), the inside sliding connection of stopper (18) has bolt (19).

6. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly particles as claimed in claim 5, wherein: round holes are formed in the locking block (17) and the limiting block (18) and are the same in size.

7. The parallel counter-rotating twin-screw extrusion device for processing pvc environment-friendly granules as claimed in claim 5, wherein: a hinge is arranged between the rotating plate (16) and the box body (13).