CN211542131U

CN211542131U - Feeding mechanism of injection molding machine

Info

Publication number: CN211542131U
Application number: CN201921924617.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: Changsha Xinhang Precision Plastic Mould Co ltd
Current assignee: Changsha Xinhang Precision Plastic Mould Co ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-09-22
Anticipated expiration: 2029-11-09

Abstract

A feeding mechanism of an injection molding machine comprises a purifying barrel, a lifting barrel and a drying barrel, wherein a feeding hole and a first drive are arranged at the upper part of the purifying barrel, a stirring shaft is arranged in the purifying barrel, a stirring paddle is arranged on the stirring shaft, the stirring shaft is connected with the first drive, a magnet is arranged on the side wall of the purifying barrel, a first discharge hole is arranged at the lower part of the purifying barrel, the first discharge hole is communicated with the lifting barrel, an air floatation device is arranged at the first discharge hole, a lifting screw rod is arranged in the lifting barrel, the lifting screw rod is connected with a second drive, the lifting barrel is communicated with the upper part of the drying barrel, a second discharge hole is arranged at the upper part of the lifting barrel, an inclined plate is arranged in the drying barrel, a hot air fan is arranged outside the drying barrel, an air outlet pipeline of the hot air fan penetrates through the drying barrel, can effectively get rid of iron fillings, dust in the raw materials and can preheat the raw materials and improve product injection molding quality and efficiency.

Description

Feeding mechanism of injection molding machine

Technical Field

The utility model relates to a feed mechanism especially relates to an injection molding machine feed mechanism.

Background

Plastic injection molding machines are also known as plastic injection molding machines or plastic injection machines. It is a main forming equipment for making various shaped plastic products with thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The plastic injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

The mode that current injection molding machine used artifical reinforced usually feeds in raw material, when feeding in raw material, the staff stands on the support that is used for increasing the height, then pour bagged plastics raw materials into the storage hopper, plastics raw materials are carried the raw materials through the discharge gate of storage hopper and are carried the hopper into, then the raw materials gets into the desiccator that carries out the drying with plastics raw materials through the feeder hopper, plastics raw materials gets into the injection molding machine through the desiccator, the injection molding machine heats the raw materials again, and pour it into the mould die cavity, accomplish the preparation of plastic products.

But the raw materials that current injection molding machine used generally are plastic granules, some tiny dusts adhere to very easily on the plastic granules, after heating these plastic granules that have the dust and pouring into the mould die cavity, the plastic products who makes can receive the influence of dust, make the dust that bonds appear in plastic products's surface, cause the influence to the plastics finished product that makes, and also mix debris such as iron fillings, iron fillings and raw materials together get into the injection molding machine, and iron fillings enter into the injection molding machine, light then lead to the product to scrap, can lead to equipment to damage when serious.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a feeding mechanism for an injection molding machine, comprising a purification barrel, a lifting barrel and a drying barrel, wherein the upper portion of the purification barrel is provided with a feeding port and a first drive, the purification barrel is internally provided with a stirring shaft, the stirring shaft is provided with a stirring paddle, the stirring shaft is connected with the first drive, the side wall of the purification barrel is provided with a magnet, the lower portion of the purification barrel is provided with a first discharging port, the first discharging port is communicated with the lifting barrel, the first discharging port is provided with an air floating device, the lifting barrel is internally provided with a lifting screw rod, the lifting screw rod is connected with a second drive, the lifting barrel is communicated with the upper portion of the drying barrel, the upper portion of the lifting barrel is provided with a second discharging port, the drying barrel is internally provided with an inclined plate, the outside of the drying barrel is provided with a hot air blower, an air outlet pipeline of, and the third discharge port is connected with an injection molding machine.

Preferably, the lifting screw comprises a central shaft, a helical blade and a bristle brush, the central shaft and the helical blade are integrally formed, and the bristle brush is fixed on the edge of the helical blade.

Preferably, the purification barrel is internally provided with purification liquid.

Preferably, the stirring rake is the U type, the stirring rake is cavity iron, be equipped with magnet in the stirring rake.

Preferably, a gap is reserved between the lower end of the inclined plate and the wall of the drying barrel, and the inclined plates are arranged in a staggered mode.

Preferably, the second discharge hole at the upper part of the lifting barrel is higher than the height of the purification barrel.

Preferably, the lifting barrel is arranged obliquely, and the middle part of the lifting barrel is higher than the liquid level of the purification liquid in the purification barrel.

Compared with the prior art, the utility model discloses following beneficial effect has:

the side wall of the purification barrel is provided with the magnet, the stirring paddle is U-shaped and made of hollow iron, and the magnet is arranged in the stirring paddle, so that scrap iron in raw materials can be effectively removed, the product quality is improved, and the service life of the injection molding machine can be prolonged;

the lifting screw comprises a central shaft, a helical blade and a bristle brush, the central shaft and the helical blade are integrally formed, the bristle brush is fixed at the edge of the helical blade, dust on raw materials can be effectively removed through a purification barrel, and the product quality is improved;

the one end that the swash plate is low with gapped between the stoving bucket wall, the swash plate sets up in the crisscross, can extend the stroke of raw materials to the discharge gate to make the raw materials can fully dry, detach moisture, and can preheat, improve the product efficiency of moulding plastics.

Drawings

Fig. 1 is an overall structure diagram of the present invention.

FIG. 2 is the structure view of the lifting barrel of the present invention

FIG. 3 is a structural diagram of the sloping plate of the present invention

The figure is as follows: 1 first drive, 2 stirring rakes, 3 magnet, 4 purification buckets, 5 promotion buckets, 6 second drives, 7 helical blade, 8 center pins, 9 swash plates, 10 stoving bucket, 11 air heaters, 12 scrubbing brushes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-3, a feeding mechanism of an injection molding machine comprises a purification barrel 4, a lifting barrel 5 and a drying barrel 10, wherein a feeding hole and a first drive 1 are arranged at the upper part of the purification barrel 4, purification liquid is arranged in the purification barrel 4, dust on raw materials can be effectively removed when the raw materials are stirred in the purification barrel 4, a stirring shaft is arranged in the purification barrel 4, the stirring paddle 2 is U-shaped, the stirring paddle 2 is hollow iron, and a magnet 3 is arranged in the stirring paddle 2, so that scrap iron in the purification liquid and the raw materials can be removed;

the stirring shaft is provided with a stirring paddle 2 and is connected with a first drive 1, the side wall of the purification barrel 4 is provided with a magnet 3 which can remove scrap iron in the purification barrel 4, the lower part of the purification barrel 4 is provided with a first discharge hole which is communicated with the lifting barrel 5, and the first discharge hole is provided with an air floatation device which can prevent dust and scrap iron in liquid from entering the lifting barrel 5;

a lifting screw is arranged in the lifting barrel 5 and comprises a central shaft 8, a spiral blade 7 and a bristle brush 12, the central shaft 8 and the spiral blade 7 are integrally formed, the bristle brush 12 is fixed at the edge of the spiral blade 7 and can filter raw material moisture, the lifting screw is connected with a second drive 6, the lifting barrel 5 is communicated with the upper part of the drying barrel 10, a second discharge port is arranged at the upper part of the lifting barrel 5, the second discharge port at the upper part of the lifting barrel 5 is higher than the height of the purification barrel 4 to prevent liquid from permeating into the drying barrel 10, the lifting barrel 5 is obliquely arranged, the middle part of the lifting barrel 5 is higher than the liquid level of the purification liquid in the purification barrel 4 to effectively filter moisture of the raw material, an inclined plate 9 is arranged in the drying barrel 10, and a gap is reserved between the lower end of the inclined plate 9 and the barrel wall of the drying barrel 10, the inclined plates 9 are arranged in a staggered mode, so that the stroke from the raw materials to the discharge port can be lengthened, the raw materials can be fully dried, moisture can be removed, preheating can be carried out, and the injection molding efficiency of products is improved;

drying barrel 10 outside is equipped with air heater 11, drying barrel 10 can be dried and preheated to the raw materials to drying barrel 11's air-out pipeline wears to establish drying barrel 10, improves product injection efficiency, drying barrel 10 lower part is equipped with the third discharge gate, the third discharge gate is connected with the injection molding machine.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.

Claims

1. The utility model provides an injection molding machine feed mechanism which characterized in that: comprises a purification barrel, a lifting barrel and a drying barrel, wherein the upper part of the purification barrel is provided with a feed inlet and a first drive, a stirring shaft is arranged in the purification barrel, a stirring paddle is arranged on the stirring shaft, the stirring shaft is connected with a first drive, the side wall of the purification barrel is provided with a magnet, the lower part of the purification barrel is provided with a first discharge hole which is communicated with the lifting barrel, an air floatation device is arranged at the first discharge port, a lifting screw is arranged in the lifting barrel and is connected with a second drive, the lifting barrel is communicated with the upper part of the drying barrel, a second discharge hole is arranged at the upper part of the lifting barrel, the drying device is characterized in that an inclined plate is arranged in the drying barrel, an air heater is arranged on the outer side of the drying barrel, an air outlet pipeline of the air heater penetrates into the drying barrel, a third discharge hole is formed in the lower portion of the drying barrel, and the third discharge hole is connected with an injection molding machine.

2. The injection molding machine feed mechanism of claim 1, wherein: the lifting screw comprises a central shaft, a helical blade and a bristle brush, wherein the central shaft and the helical blade are integrally formed, and the bristle brush is fixed at the edge of the helical blade.

3. The injection molding machine feed mechanism of claim 1, wherein: and the purifying barrel is internally provided with purifying liquid.

4. The injection molding machine feed mechanism of claim 1, wherein: the stirring rake is the U type, the stirring rake is cavity iron, be equipped with magnet in the stirring rake.

5. The injection molding machine feed mechanism of claim 1, wherein: a gap is reserved between the lower end of the inclined plate and the wall of the drying barrel, and the inclined plates are arranged in a staggered mode.

6. The injection molding machine feed mechanism of claim 1, wherein: the second discharge hole at the upper part of the lifting barrel is higher than the height of the purification barrel.

7. The injection molding machine feed mechanism of claim 1, wherein: the lifting barrel is arranged obliquely, and the middle part of the lifting barrel is higher than the liquid level of the purification liquid in the purification barrel.