CN216544131U

CN216544131U - Quantitative feeding device used in high polymer material forming

Info

Publication number: CN216544131U
Application number: CN202122585167.7U
Authority: CN
Inventors: 吴锦添; 潘军
Original assignee: Shenzhen Jinjia Plastic Craft Co ltd
Current assignee: Shenzhen Jinjia Plastic Craft Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-17
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to the technical field of polymer material production, in particular to a quantitative feeding device for polymer material molding, which comprises a hopper, wherein a heater is arranged below the hopper, a plurality of support columns are fixedly connected to the edge of the bottom of the hopper and the top surface of the heater, a blanking pipe is arranged at the center of the bottom of the hopper, and a quantitative feeding mechanism is arranged inside the blanking pipe. First motor drives well core rod slew rate and keeps unchangeable, raw materials density change is also little, so the rate change that the raw materials added is little, the addition amount of raw materials can be controlled only to the start-up time that only needs to control first motor, drive the closing disc through controlling the second motor and rotate, when blanking hole and connecting pipe align, the blanking pipe is for the on-state, the raw materials can enter into the inside of heater, when blanking hole and connecting pipe stagger, can block the circulation of raw materials immediately, and then be convenient for control the raw materials addition amount.

Description

Quantitative feeding device used in high polymer material forming

Technical Field

The utility model relates to the technical field of polymer material production, in particular to a quantitative feeding device for polymer material molding.

Background

The polymer material is also called polymer material, and is a material formed by using a polymer compound as a matrix and adding other additives (auxiliaries), and in the production process of the polymer material, a catalyst or an additive needs to be added in the middle of reaction, so that the produced polymer has the required performance. Most of the polymer materials are molded by injection molding, wherein the raw materials are crushed into particles, the particles are injected into a heater to be heated into a molten state, and then the molten material is injected into a cavity to be cooled and molded.

In the prior art, when granular materials are injected into a heater, the amount of added raw materials is difficult to control, and production is influenced if the difference is too large, for example, more raw materials can cause waste, and less raw materials can influence injection molding; when the granular raw materials are added into the heater from the hopper, some materials are bonded together possibly due to extrusion, and the heating efficiency is influenced by the bulk raw materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quantitative feeding device for high polymer material molding, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be arranged in macromolecular material shaping ration feeding device, includes the hopper, the below of hopper is provided with the heater, the bottom edge of hopper and the top surface fixedly connected with a plurality of support columns of heater, the bottom center department of hopper installs the blanking pipe, and the inside of blanking pipe is provided with the defeated material mechanism of ration.

Preferably, the quantitative material conveying mechanism comprises a top plate and a bottom plate which are fixed on the inner wall of the blanking pipe, a plurality of connecting pipes are connected between the top plate and the bottom plate, a plurality of through holes are formed in the top plate and the bottom plate, and the connecting pipes are aligned with the through holes.

Preferably, a sealing bearing is installed in the middle of the top plate and connected with an inner rod, a central rod is connected above the inner rod, and a helical blade and a side rod are installed on the central rod.

Preferably, the bottom end of the inner rod is provided with a first gear, the outer wall of the blanking pipe is provided with a first motor, the output shaft of the first motor penetrates through the side wall of the blanking pipe, the end part of the output shaft of the first motor is connected with a second gear, and the second gear is meshed with the first gear.

Preferably, a second motor is installed on the bottom plate, and an output shaft of the second motor penetrates through the bottom plate and is connected with the sealing disc.

Preferably, the upper surface of the sealing disc is attached to the lower surface of the bottom plate, a plurality of blanking holes are formed in the sealing disc, and the blanking holes correspond to the connecting pipes one to one.

Compared with the prior art, the utility model has the beneficial effects that: the crushed granular raw materials are stored in the hopper, when the raw materials are required to be added into the heater, the first motor is started to drive the second gear to rotate, the second gear is meshed with the first gear to drive the inner rod and the central rod to rotate, the helical blades can enable the raw materials in the hopper to fall down along the blanking pipe, then the raw materials enter the heater from the bottom of the blanking pipe through the connecting pipe and the blanking hole, and the heater heats the raw materials to a molten state so as to facilitate injection molding; when the raw materials are in the blanking pipe, the raw materials can be stirred under the action of the helical blades and the side rods, so that the phenomenon of sticking, blocking and blocking is avoided, and the heating effect is influenced; first motor drives well core rod slew rate and keeps unchangeable, raw materials density change is also little, so the rate change that the raw materials added is little, the addition amount of raw materials can be controlled only to the start-up time that only needs to control first motor, drive the closing disc through controlling the second motor and rotate, when blanking hole and connecting pipe align, the blanking pipe is for the on-state, the raw materials can enter into the inside of heater, when blanking hole and connecting pipe stagger, can block the circulation of raw materials immediately, and then be convenient for control the raw materials addition amount.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a top and bottom plate connection configuration of the present invention.

In the figure: the device comprises a hopper 1, a heater 2, a support column 3, a blanking pipe 4, a top plate 5, a bottom plate 6, a connecting pipe 7, a sealing bearing 8, an inner rod 9, a central rod 10, a helical blade 11, a side rod 12, a first gear 13, a first motor 14, a second gear 15, a second motor 16, a sealing disc 17 and a blanking hole 1701.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a quantitative feeding device used in high polymer material forming comprises a hopper 1, crushed raw materials are stored in the hopper 1, a heater 2 is arranged below the hopper 1, a plurality of support columns 3 are fixedly connected to the bottom edge of the hopper 1 and the top surface of the heater 2, a blanking pipe 4 is installed at the center of the bottom of the hopper 1, a quantitative material conveying mechanism is arranged in the blanking pipe 4 and comprises a top plate 5 and a bottom plate 6 which are fixed on the inner wall of the blanking pipe 4, a plurality of connecting pipes 7 are connected between the top plate 5 and the bottom plate 6, a plurality of through holes are formed in the top plate 5 and the bottom plate 6, the connecting pipes 7 are aligned with the through holes, a sealing bearing 8 is installed in the middle of the top plate 5, an inner rod 9 is connected with the sealing bearing 8, a central rod 10 is connected above the inner rod 9, a helical blade 11 and a side rod 12 are installed on the central rod 10, when the raw materials are in the blanking pipe 4, through helical blade 11 and side lever 12's effect, can stir the raw materials, the phenomenon of cohering into a piece and embracing the group has been avoided appearing, thereby influence the heating effect, first gear 13 is installed to interior pole 9's bottom, install first motor 14 on the outer wall of blanking pipe 4, first motor 14's output shaft runs through the lateral wall of blanking pipe 4, and first motor 14's output shaft end connection has second gear 15, second gear 15 and first gear 13 meshing are connected, first motor 14 starts to drive second gear 15 and rotates, second gear 15 is connected through meshing with first gear 13 and is driven interior pole 9 and the rotation of king-rod 10, helical blade 11 can make 1 inside raw materials of hopper fall along with blanking pipe 4.

A second motor 16 is arranged on the bottom plate 6, the output shaft of the second motor 16 penetrates through the bottom plate 6 and is connected with a sealing disc 17, the upper surface of the sealing disc 17 is attached to the lower surface of the bottom plate 6, a plurality of blanking holes 1701 are formed in the sealing disc 17, the blanking holes 1701 correspond to the connecting pipes 7 one by one, the rotating speed of the center rod 10 driven by the first motor 14 is kept unchanged, the density of raw materials is not changed greatly, therefore, the rate of adding the raw materials is not changed greatly, the adding amount of the raw materials can be controlled only by controlling the starting time of the first motor 14, the sealing disc 17 is driven to rotate by controlling the second motor 16, when the blanking hole 1701 is aligned with the connection pipe 7, the blanking pipe 4 is in a conduction state, and the raw material can enter the inside of the heater 2, and when the blanking hole 1701 is misaligned with the connection pipe 7, the circulation of the raw materials can be immediately blocked, so that the situation that redundant raw materials fall into the heater 2 is avoided, and the addition amount of the raw materials is convenient to control.

The working principle is as follows: the crushed granular raw materials are stored in the hopper 1, when the raw materials are required to be added into the heater 2, the first motor 14 is started to drive the second gear 15 to rotate, the second gear 15 is meshed with the first gear 13 to drive the inner rod 9 and the central rod 10 to rotate, the helical blades 11 can enable the raw materials in the hopper 1 to fall down along the blanking pipe 4 and then enter the heater 2 from the bottom of the blanking pipe 4 through the connecting pipe 7 and the blanking hole 1701, and the heater 2 heats the raw materials to a molten state so as to facilitate injection molding; when the raw materials are in the blanking pipe 4, the raw materials can be stirred under the action of the helical blades 11 and the side rods 12, so that the phenomenon of caking, blocking and agglomeration is avoided, and the heating effect is influenced; first motor 14 drives well core rod 10 rate of rotation and keeps unchangeable, raw materials density change is also little, so the rate change that the raw materials added is little, only need control first motor 14's start-up time can control the addition of raw materials, drive closing disc 17 through controlling second motor 16 and rotate, when blanking hole 1701 and connecting pipe 7 align, blanking pipe 4 is the on-state, the raw materials can enter into the inside of heater 2, when blanking hole 1701 staggers with connecting pipe 7, can block the circulation of raw materials immediately, avoided having unnecessary raw materials to fall into in the heater 2, and then be convenient for control raw materials addition.

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 be arranged in macromolecular material shaping ration feeding device, including hopper (1), its characterized in that: the improved quantitative feeding hopper is characterized in that a heater (2) is arranged below the hopper (1), the bottom edge of the hopper (1) and the top surface of the heater (2) are fixedly connected with a plurality of supporting columns (3), a blanking pipe (4) is installed at the bottom center of the hopper (1), and a quantitative feeding mechanism is arranged inside the blanking pipe (4).

2. The quantitative charging device for the polymer material molding according to claim 1, characterized in that: the quantitative material conveying mechanism comprises a top plate (5) and a bottom plate (6) which are fixed on the inner wall of a blanking pipe (4), a plurality of connecting pipes (7) are connected between the top plate (5) and the bottom plate (6), a plurality of through holes are formed in the top plate (5) and the bottom plate (6), and the connecting pipes (7) are aligned with the through holes.

3. A quantitative charging device for polymer material molding according to claim 2, characterized in that: sealing bearing (8) are installed in the middle of roof (5), and sealing bearing (8) are connected with interior pole (9), and the top of interior pole (9) is connected with well core rod (10), installs helical blade (11) and side lever (12) on well core rod (10).

4. A quantitative charging device for polymer material molding according to claim 3, characterized in that: the bottom end of the inner rod (9) is provided with a first gear (13), the outer wall of the blanking pipe (4) is provided with a first motor (14), the output shaft of the first motor (14) penetrates through the side wall of the blanking pipe (4), the end part of the output shaft of the first motor (14) is connected with a second gear (15), and the second gear (15) is meshed with the first gear (13) to be connected.

5. A quantitative charging device for polymer material molding according to claim 2, characterized in that: and a second motor (16) is installed on the bottom plate (6), and an output shaft of the second motor (16) penetrates through the bottom plate (6) and is connected with a sealing disc (17).

6. The quantitative charging device for the polymer material molding according to claim 5, wherein: the upper surface of the sealing disc (17) is attached to the lower surface of the bottom plate (6), a plurality of blanking holes (1701) are formed in the sealing disc (17), and the blanking holes (1701) correspond to the connecting pipes (7) one to one.