CN216992671U

CN216992671U - Plastic granules's raw material mixing device

Info

Publication number: CN216992671U
Application number: CN202220442175.8U
Authority: CN
Inventors: 安娜
Original assignee: Zhuhai Sunda Special Plastic Co ltd
Current assignee: Zhuhai Sunda Special Plastic Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-19
Anticipated expiration: 2032-03-01

Abstract

The utility model relates to the technical field of plastic processing, in particular to a raw material mixing device for plastic particles, which comprises a stirring device, a discharge pipe, a sieving mechanism, an air suction mechanism and a driving mechanism, wherein the stirring device is provided with a stirring container for stirring the plastic particles, and the stirring container is provided with a discharge hole; one end of the discharge pipe is connected to the discharge hole; the sieving mechanism is arranged in the discharge pipe and is used for receiving and sieving plastic particles discharged from the discharge port; the input end of the air suction mechanism is connected with the discharge pipe; the driving mechanism is installed on the discharging pipe, and the output end of the driving mechanism is connected with the input ends of the sieving mechanism and the air suction mechanism simultaneously so as to drive the sieving mechanism and the air suction mechanism to act. This raw material mixing device can realize that the plastic granules stirring of different grade type mixes and realizes dust removal function simultaneously, and dust removal effect is good.

Description

Plastic granules's raw material mixing device

Technical Field

The utility model relates to the technical field of plastic processing, in particular to a raw material mixing device for plastic particles.

Background

During the processing of plastics, it is often necessary to mix two or more plastic granules for subsequent processing. Different plastic granules have different qualities, and these plastic granules mix dust or impurity easily in production, transportation and storage etc. process for different plastic granules in later stage can lead to other impurity of adulteration in the product of mixture when mixing, produce the colour mixture easily after later stage plastic granules melt the shaping, influence the colour of product. Meanwhile, after the plastic particles containing dust are subjected to thermoplastic forming to form a product, the performance of the product is easily reduced, and the use effect of the product is influenced.

Aiming at the situation, at present, each plastic processing plant generally performs sieving, dust removal and impurity removal operations on plastic particles before mixing. The impurity removal work is relatively easy, and the impurity removal work can be realized through color sorting equipment. The dust removal work of plastic granules then need sieve the mechanism and remove dust, and whole trade all carries out the dust removal operation through special dust collecting equipment at present, just then mixes the stirring with the plastic granules of different colours or type, and such operation needs to shift the plastic granules between different equipment very troublesome. Meanwhile, the cost of the adopted equipment is high, and the whole production is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome one of the defects of the prior art, the utility model aims to provide the raw material mixing device for the plastic particles, which can realize the stirring and mixing of different types of plastic particles and realize the dust removal function at the same time, and has good dust removal effect.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

a raw material mixing device for plastic particles comprises a stirring device, a discharging pipe, a sieving mechanism, an air suction mechanism and a driving mechanism, wherein the stirring device is provided with a stirring container for stirring the plastic particles, and the stirring container is provided with a discharging hole; one end of the discharge pipe is connected to the discharge hole; the sieving mechanism is arranged in the discharge pipe and is used for receiving and sieving the plastic particles discharged from the discharge port; the input end of the air suction mechanism is connected with the discharge pipe; the driving mechanism is installed on the discharging pipe, and the output end of the driving mechanism is connected with the input ends of the sieving mechanism and the air suction mechanism at the same time so as to drive the sieving mechanism and the air suction mechanism to act.

Further, the mechanism of sieving includes vibration frame and the vibration screen cloth of setting on vibration frame, vibration frame's one end slidable mounting is in the discharging pipe, and the other end rotates with the cam eccentricity to be connected, the center of rotation of cam rotates through the main shaft and installs on the both sides lateral wall of discharging pipe, the one end of main shaft is worn out the discharging pipe, and with actuating mechanism's output is connected.

Further, the air suction mechanism comprises a negative pressure fan and a ventilation pipeline, the negative pressure fan is installed on one side of the discharge pipe, the rotation center of the negative pressure fan is connected with the main shaft, one end of the ventilation pipeline is connected with the input end of the negative pressure fan, the other end of the ventilation pipeline is communicated with the discharge pipe, and the output end of the negative pressure fan is connected with a communicating pipe.

Furthermore, a dust collecting bag is sleeved on the communicating pipe.

Furthermore, the driving mechanism comprises a driving motor and a speed reducer, an installation position is arranged outside the discharging pipe, the speed reducer is installed on the installation position, the driving motor is installed on a shell of the speed reducer, an output end of the driving motor is connected with an input end of the speed reducer, and an output end of the speed reducer is connected with one end of the main shaft penetrating out of the discharging pipe.

Further, all be provided with the slide on the both sides of discharging pipe, the both sides of the one end that the vibration frame corresponds are slidable mounting respectively in corresponding one side in the slide.

Further, the top of discharging pipe is provided with the opening, the articulated transparent window that has that can open and close on the opening.

Further, agitating unit still includes agitator motor and stirring rake, agitator motor installs on stirred vessel, the stirring rake can install in stirred vessel with rotating, and one end is connected with agitator motor's output.

Further, stirred vessel is provided with two at least feed inlets, there is storage container through the inlet pipe intercommunication on the feed inlet, be provided with solenoid valve body on the inlet pipe.

Furthermore, the bottom of the stirring container is provided with a conical hopper, and the discharge port is arranged at the lower end of the conical hopper.

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

according to the raw material mixing device for plastic particles, the sieving mechanism and the air suction mechanism are additionally arranged on the basis of the stirring device, the stirred plastic particles can be directly sieved by the sieving mechanism to remove small-particle stones or other granular impurities which are not uniformly stirred, meanwhile, dust raised in the sieving process can be effectively absorbed by the air suction mechanism, the dust content in the sieved plastic particles is reduced, and the integral sieving quality is improved. In addition, the driving mechanism can drive the sieving mechanism and the air suction mechanism to act simultaneously, so that the compact design of the whole structure is realized, and the requirement of a power source and the equipment cost are reduced.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a top view of a portion of a structure in an embodiment of the utility model;

FIG. 3 is a schematic view of the inner structure of a discharge pipe in the embodiment of the present invention;

fig. 4 is a sectional view of a part of the structure in the embodiment of the present invention.

The reference numbers illustrate:

the device comprises a stirring device 100, a stirring container 110, a discharge port 120, a stirring paddle 130, a feed port 140, a material pipe 150, a storage container 160, an electromagnetic valve body 170, a cone hopper 180, a stirring motor 190, a discharge pipe 200, a mounting position 210, a slide way 220, an opening 230, a transparent window 240, a sieving mechanism 300, a vibration frame 310, a vibration screen 320, a cam 330, a main shaft 340, an air suction mechanism 400, a negative pressure fan 410, a ventilation pipeline 420, a communication pipe 430, a driving mechanism 500, a driving motor 510 and a speed reducer 520.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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 and 4, the raw material mixing device for plastic particles includes a stirring device 100, a discharge pipe 200, a sieving mechanism 300, an air suction mechanism 400 and a driving mechanism 500, wherein the stirring device 100 has a stirring container 110 for stirring plastic particles, and the stirring container 110 is provided with a discharge port 120; one end of the discharge pipe 200 is connected to the discharge hole 120; the sieving mechanism 300 is installed in the discharge pipe 200 and is used for receiving and sieving the plastic particles discharged from the discharge hole 120; the input end of the air suction mechanism 400 is connected to the discharge pipe 200; the driving mechanism 500 is installed on the discharging pipe 200, and the output end of the driving mechanism 500 is connected with the input ends of the sieving mechanism 300 and the air suction mechanism 400 at the same time so as to drive the sieving mechanism 300 and the air suction mechanism 400 to act.

It should be noted that the above-mentioned sieving mechanism 300 can be directly applied to the prior art vibrating sieve structure, for example, the structure disclosed in patent ZL201821183854.8, which is a vibrating sieve with double-layer vibrating screen, and it can be directly connected to the discharging end of the discharging pipe 200, or can be disposed between the discharging pipe 200 and the discharging port 120. And the air suction mechanism 400 can be directly a conventional negative pressure fan, which is not described in detail herein. In addition, the stirring device 100 may be a conventional plastic particle stirring structure, for example, a specific structure disclosed in patent ZL201921753184.3, which is a plastic particle mixing device, as long as uniform stirring of the plastic particles can be achieved.

This plastic granules's raw materials mixing device adds on agitating unit 100 basis and is equipped with screening mechanism 300 and air suction mechanism 400, utilizes screening mechanism 300 to make the plastic granules after the stirring can directly sieve and detach the stone of tiny particle or other granule impurity that do not differ the rais, utilizes air suction mechanism 400 can the effective absorption dust that sieves the in-process and raise simultaneously, reduces the dust content in the plastic granules of the completion of sieving, improves holistic quality of sieving. In addition, the driving mechanism 500 can drive the sieving mechanism 300 and the air suction mechanism 400 to act simultaneously, so that the compact design of the whole structure is realized, and the requirement of a power source and the equipment cost are reduced.

Wherein, in order to realize simple and convenient design and even stirring, in an embodiment of the present application, the stirring apparatus 100 further includes a stirring motor 190 and a stirring paddle 130, the stirring motor 190 is installed on the stirring container 110, the stirring paddle 130 can be rotatably installed in the stirring container 110, and one end of the stirring paddle is connected with an output end of the stirring motor 190. Wherein the stirring motor 190 is installed on the top of the stirring vessel 110, and the upper end of the stirring paddle 130 is directly rotatably installed on the top of the stirring vessel 110. Of course, in some embodiments, in order to implement closed-loop management, the stirring container 110 includes a tank structure at the bottom and a cover body disposed on the tank structure, wherein the stirring motor 190 and the stirring paddle 130 are both mounted on the cover structure, so as to facilitate later-stage maintenance work, which facilitates later-stage workers to wholly lift the stirring motor 190 and the stirring paddle 130 to implement external maintenance, and avoid the workers to need to enter into a narrow space to maintain the stirring motor 190 and the stirring paddle 130. In fact, a speed reducer may be connected between the stirring motor 190 and the stirring paddle 130, so as to increase the output torque of the stirring motor 190.

With further reference to fig. 1, in a modified embodiment of the present application, a worker may lift and dump different plastic particles one by one into the mixing container 110, which may allow for easy handling. Of course, in order to achieve automatic loading of different plastic particles, the stirring container 110 is provided with at least two feed inlets 140, and the feed inlets 140 are communicated with a storage container 160 through a feed pipe 150. Storage container 160 is the plastic granules holding tank body structure of different article types in this application, can realize concentrated storage like this, is applicable to large-scale injection molding processing factory. And a feeding auger can be arranged in the feeding pipe 150, so that accurate feeding can be realized. However, in the present application, the height of the storage container 160 is higher than that of the stirring container 110, and the design is such that the plastic particles in the storage container 160 can naturally fall into the stirring container 110. And the inlet pipe 150 is provided with a solenoid valve body 170, so that the remote control closing of the communication between the stirring container 110 and the storage container 160 is realized.

Further, in a modified embodiment, in order to reduce the plastic particles remaining in the stirring container 110 after stirring, the bottom of the stirring container 110 is provided with a conical hopper 180, and the discharge port 120 is arranged at the lower end of the conical hopper 180, so that the plastic particles at the bottom of the stirring container 110 can be discharged.

With further reference to fig. 3 to 4, in order to sieve plastic particles in a limited space, the sieving mechanism 300 includes a vibrating frame 310 and a vibrating screen 320 disposed on the vibrating frame 310, one end of the vibrating frame 310 is slidably mounted in the discharging pipe 200, the other end of the vibrating frame 310 is eccentrically and rotatably connected to a cam 330, a rotation center of the cam 330 is rotatably mounted on both side walls of the discharging pipe 200 through a main shaft 340, and one end of the main shaft 340 penetrates through the discharging pipe 200 and is connected to an output end of the driving mechanism 500. It should be noted that the tapping pipe 200 is a square pipe as a whole in the present application, and the vibration frame 310 is mounted in this way. Wherein, the mechanism 300 that sieves can be provided with multistage, is convenient for realize multistage sieving. In fact, in this application, the discharging pipe 200 can also play a role of a shell structure of the sieving mechanism 300 besides being used as a flow passage of plastic particles, so that dust is prevented from flying during sieving.

Referring to fig. 3 and 4 again, in a modified version of the above technology, the two sides of the tapping pipe 200 are provided with slide ways 220, and two sides of one corresponding end of the vibration frame 310 are respectively slidably mounted in the slide ways 220 of the corresponding side. Wherein, the both sides of the one end that vibration frame 310 corresponds are provided with the pivot respectively, are provided with the gyro wheel on the pivot, and the gyro wheel is rolled and is installed in slide 220, and the vibration frame 310 of being convenient for of this design realizes reciprocating vibration.

Referring to fig. 2 and 4 again, in a modified technical solution, in order to facilitate the staff to check the sieved plastic particles and facilitate the later work and maintenance, an opening 230 is provided at the top of the tapping pipe 200, and a transparent window 240 is hinged to the opening 230 in an openable and closable manner. When needing to maintain screening mechanism 300 at later stage, the staff can realize carrying out direct operation maintenance to screening mechanism 300 through opening transparent window 240.

Further referring to fig. 1 to 4, in order to realize adsorbing the produced dust of process of sieving, the mechanism 400 is inhaled to wind includes negative-pressure air fan 410 and ventilation pipe 420, negative-pressure air fan 410 installs on one side of discharging pipe 200, negative-pressure air fan 410's center of rotation with main shaft 340 is connected, ventilation pipe 420's one end is connected with negative-pressure air fan 410's input, and the other end communicates with discharging pipe 200, negative-pressure air fan 410's output is connected with communicating pipe 430. Wherein, the outer casing of the negative pressure fan 410 is directly installed on one side of the discharging pipe 200, and the rotating shaft of the fan blades in the negative pressure fan 410 is connected with the main shaft 340, so that when the main shaft 340 rotates, the rotation of the negative pressure fan 410 and the rotation of the cam 330 can be driven at the same time. Since the required speed for the rotation of the cam 330 is not high and the rotation speed of the fan blades in the negative pressure fan 410 is required to be high, some variable speed transmission structures such as gears or belts can be added between the main shaft 340 and the rotation shafts of the fan blades in the negative pressure fan 410, and the gears are preferably added in the present application to realize stable transmission.

Further, in a modified embodiment, in order to collect the dust discharged from the communicating pipe 430, a dust bag is sleeved on the communicating pipe 430. Of course, in some embodiments, the communicating tube 430 may directly lead into the dust removing device, so as to reduce the influence of dust on the environment.

With further reference to fig. 1 to 4, in the present application, the driving mechanism 500 includes a driving motor 510 and a speed reducer 520, the installation location 210 is disposed outside the tapping pipe 200, the speed reducer 520 is installed on the installation location 210, the driving motor 510 is installed on a housing of the speed reducer 520, an output end of the driving motor 510 is connected to an input end of the speed reducer 520, and an output end of the speed reducer 520 is connected to an end of the main shaft 340 penetrating out of the tapping pipe 200. Wherein the mounting location 210 is actually a mounting bracket structure, and the housing of the reducer 520 is mounted on the bracket. In fact, in some modifications, the reducer 520 may drive the rotation of the main shaft 340 and the negative pressure fan 410 by a belt or a chain, respectively, so as to facilitate the installation design of the whole structure.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A raw material mixing device for plastic particles is characterized by comprising

A stirring device (100) having a stirring vessel (110) for stirring plastic particles, the stirring vessel (110) being provided with a discharge opening (120);

a discharge pipe (200) with one end connected to the discharge port (120);

the sieving mechanism (300) is arranged in the discharge pipe (200) and is used for receiving and sieving the plastic particles discharged from the discharge hole (120);

the input end of the air suction mechanism (400) is connected to the discharge pipe (200); and

and the driving mechanism (500) is arranged on the discharge pipe (200), and the output end of the driving mechanism (500) is simultaneously connected with the input ends of the sieving mechanism (300) and the air suction mechanism (400) so as to drive the sieving mechanism (300) and the air suction mechanism (400) to act.

2. A raw material mixing apparatus for plastic granules according to claim 1, wherein: sieving mechanism (300) including vibration frame (310) and vibration screen cloth (320) of setting on vibration frame (310), the one end slidable mounting of vibration frame (310) is in discharging pipe (200), and the other end is connected with cam (330) eccentric rotation, the center of rotation of cam (330) is passed through main shaft (340) and is rotated and install on the both sides lateral wall of discharging pipe (200), the one end of main shaft (340) is worn out discharging pipe (200), and with the output of actuating mechanism (500) is connected.

3. A raw material mixing apparatus for plastic granules according to claim 2, wherein: wind inhales mechanism (400) and includes negative-pressure air fan (410) and ventilation pipeline (420), install on one side of discharging pipe (200) negative-pressure air fan (410), the center of rotation of negative-pressure air fan (410) with main shaft (340) are connected, the one end of ventilation pipeline (420) is connected with negative-pressure air fan (410)'s input, and the other end communicates with discharging pipe (200), negative-pressure air fan (410)'s output is connected with communicating pipe (430).

4. A raw material mixing apparatus for plastic granules according to claim 3, wherein: the communicating pipe (430) is sleeved with a dust collecting bag.

5. A raw material mixing apparatus for plastic granules according to claim 2, wherein: drive mechanism (500) includes driving motor (510) and reduction gear (520), discharging pipe (200) are provided with installation position (210) outward, install on installation position (210) reduction gear (520), driving motor (510) are installed on the shell of reduction gear (520), the output of driving motor (510) is connected with the input of reduction gear (520), the output and main shaft (340) of reduction gear (520) are worn out the one end of discharging pipe (200) and are connected.

6. A raw material mixing apparatus for plastic granules according to claim 3, wherein: all be provided with slide (220) on the both sides of discharging pipe (200), the both sides of the one end that vibration frame (310) correspond are slidable mounting respectively in corresponding one side in slide (220).

7. A raw material mixing apparatus for plastic granules according to any one of claims 1 to 6, wherein: an opening (230) is formed in the top of the discharge pipe (200), and a transparent window (240) is hinged to the opening (230) in an opening and closing mode.

8. A raw material mixing device for plastic granules according to any one of claims 1 to 6, wherein: agitating unit (100) still include agitator motor (190) and stirring rake (130), install on stirred vessel (110) agitator motor (190), stirring rake (130) can install in stirred vessel (110) with rotating, and one end is connected with the output of agitator motor (190).

9. A raw material mixing apparatus for plastic granules according to claim 8, wherein: stirring vessel (110) are provided with two at least feed inlets (140), feed inlet (140) are gone up and are had storage container (160) through inlet pipe (150) intercommunication, be provided with solenoid valve body (170) on inlet pipe (150).

10. A raw material mixing apparatus for plastic granules according to claim 8, wherein: the bottom of the stirring container (110) is provided with a conical hopper (180), and the discharge hole (120) is arranged at the lower end of the conical hopper (180).