CN219486473U

CN219486473U - Injection molding device for preparing food plastic boxes

Info

Publication number: CN219486473U
Application number: CN202320896092.0U
Authority: CN
Inventors: 黄天龙
Original assignee: Huizhou Quanwei Plastic Products Co ltd
Current assignee: Huizhou Quanwei Plastic Products Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-08
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses an injection molding device for preparing a food plastic box. The spiral blade is arranged at the upper part of the outer side of the rotating shaft, so that plastic raw materials can be downwards pressed when the device rotates, the passing speed of the plastic raw materials from the filter screen is enhanced, and the efficiency is improved; the spring in the outside of the device can stretch out and draw back, and the force generated by the working vibration of the device can be counteracted by utilizing the elastic force, so that the abrasion of parts of the machine body is prevented, and the service life of the machine body is prolonged.

Description

Injection molding device for preparing food plastic boxes

Technical Field

The utility model belongs to the field of plastic box preparation, and relates to an injection molding device for preparing food plastic boxes.

Background

The food plastic box is generally formed by injection molding of food-grade PP, PET, HDPE, PS plastic, is widely applied to noodle boxes, snack boxes, disposable food packaging boxes, fruit boxes, cake boxes and the like, has the advantages of sanitation, no toxicity, no harm, safe and convenient use and the like, is low in cost, and is greatly demanded by the market.

In the injection molding process of the plastic box, on one hand, the existing device heats through the filter screen in the heating machine, and due to the plasticity of plastics, the problem that plastic liquid passes through the filter screen and falls too slowly can exist, so that the preparation efficiency of the plastic box is affected. On the other hand, the device can appear vibrations at the in-process of work, can cause the spare part wearing and tearing of organism, influences the life of organism and brings the noise.

Disclosure of Invention

In view of the problems existing in the prior art, the technical scheme adopted by the utility model is as follows: the novel screw bolt comprises a frame, four groups of U-shaped blocks are fixedly arranged on the inner side of the frame, screw bolts are arranged on the U-shaped blocks through nuts, fixing blocks are fixedly arranged on the inner ends of the screw bolts, springs are arranged on the outer sides of the inner ends of the screw bolts, four groups of fixing blocks are fixedly arranged on the inner sides of the fixing blocks, a rotating shaft is rotatably arranged on the upper portion of the shell, and screw blades are fixedly arranged on the upper portion of the outer side of the rotating shaft.

As a preferable mode of the utility model, an injection molding table is fixedly arranged at the lower part of the inner side of the frame.

As a preferable scheme of the utility model, a motor is fixedly arranged at the center of the upper part of the shell, a rotating shaft of the motor is fixedly arranged at the upper end of the rotating shaft, and two groups of injection ports are arranged at the upper part of the shell.

As a preferable scheme of the utility model, the two ends of the middle part of the shell are fixedly provided with heating seats, the inner ends of the heating seats are fixedly provided with clamping blocks, a filter screen is arranged between the two groups of clamping blocks, the middle part of the filter screen is fixedly provided with a rotating block, and the rotating block is rotatably arranged on the outer side of the rotating shaft.

As a preferable mode of the utility model, a metering valve is fixedly arranged at the lower part of the shell, and an injection nozzle is fixedly arranged at the lower part of the metering valve.

As a preferable scheme of the utility model, an upper fixing ring is fixedly arranged in the middle of the outer side of the rotating shaft, and three groups of blades are fixedly arranged on the outer side of the upper fixing ring.

As a preferable scheme of the utility model, three groups of lower fixing rings are fixedly arranged at the lower part of the outer side of the rotating shaft, and three groups of slurry sheets are fixedly arranged at the outer side of the lower fixing rings.

As a preferable mode of the utility model, the corners of the spiral She Waice are arranged to be circular arcs.

As a preferred embodiment of the present utility model, the blade is made of stainless steel.

As a preferable scheme of the utility model, the slurry sheet is made of stainless steel.

The injection molding device for preparing the food plastic box has the beneficial effects that:

(1) The spiral blade is arranged at the upper part of the outer side of the rotating shaft, so that the plastic raw material can be downwards pressed when the device rotates, the passing speed of the plastic raw material from the filter screen is enhanced, and the efficiency is improved;

(2) The spring in the outside of this device can stretch out and draw back, utilizes the elasticity to offset the power that device work vibrations produced, prevents the spare part wearing and tearing of organism, prolongs the life of organism, also can reduce the noise that equipment work brought.

Drawings

FIG. 1 is a diagram showing the overall construction of an injection molding apparatus for preparing plastic food boxes;

FIG. 2 is a diagram showing the internal structure of an injection molding apparatus for preparing plastic food boxes;

in the figure: 1-frame, 2-injection molding table, 3-U type piece, 4-double-screw bolt, 5-nut, 6-spring, 7-fixed block, 8-casing, 9-motor, 10-filling opening, 11-heating seat, 12-metering valve, 13-injection molding mouth, 14-pivot, 15-blade, 16-upper retainer plate, 17-blade, 18-fixture block, 19-filter screen, 20-lower retainer plate, 21-thick liquid piece.

Detailed Description

As shown in fig. 1 to 2, the utility model discloses an injection molding device for preparing food plastic boxes, which adopts the technical scheme that the injection molding device comprises a frame 1, wherein four groups of U-shaped blocks 3 are fixedly arranged on the inner side of the frame 1, studs 4 are arranged on the U-shaped blocks 3 through nuts 5, fixed blocks 7 are fixedly arranged at the inner ends of the studs 4, springs 6 are arranged on the outer sides of the inner ends of the studs 4, a shell 8 is fixedly arranged on the inner sides of the four groups of the fixed blocks 7, a rotating shaft 14 is rotatably arranged on the upper part of the shell 8, a spiral blade 15 is fixedly arranged on the upper part of the outer side of the rotating shaft 14, and when the injection molding device rotates, plastic raw materials can be downwards pressed, so that the passing speed of the plastic raw materials from a filter screen is enhanced, and the efficiency is improved; the spring 6 on the outer side of the device can stretch out and draw back, and the force generated by the working vibration of the device can be counteracted by utilizing the elastic force, so that the abrasion of parts of the machine body is prevented, and the service life of the machine body is prolonged.

The lower part of the inner side of the frame 1 is fixedly provided with an injection molding table 2, and the injection molding table 2 is used for placing a box to fix an injection mold and manufacturing a plastic box.

The motor 9 is fixedly arranged in the center of the upper part of the shell 1, the rotating shaft of the motor 9 is fixedly arranged at the upper end of the rotating shaft 14, two groups of injection ports 10 are arranged on the upper part of the shell 1, and the arranged motor 9 provides power for the rotating shaft 14 through rotation, so that injection molding operation is realized.

The two ends of the middle part of the shell 1 are fixedly provided with heating seats 11, the inner ends of the heating seats 11 are fixedly provided with clamping blocks 18, a filter screen 19 is arranged between the two groups of clamping blocks 18, the middle part of the filter screen 19 is fixedly provided with a rotating block 22, the rotating block 22 is rotatably arranged on the outer side of the rotating shaft 14, the heating seat 11 works to generate heat, so that the filter screen 19 is heated, and plastic particles are heated.

The lower part of the shell 1 is fixedly provided with a metering valve 12, the lower part of the metering valve 12 is fixedly provided with an injection nozzle 13, the metering valve 12 is used for metering the raw material amount required by producing a plastic box, and the injection nozzle 13 is used for injection molding.

An upper fixing ring 16 is fixedly arranged in the middle of the outer side of the rotating shaft 14, three groups of blades 17 are fixedly arranged on the outer side of the upper fixing ring 16, and the arranged blades 17 can break up and stir plastic raw materials.

The lower part outside the rotating shaft 14 is fixedly provided with three groups of lower fixing rings 20, the outside of the lower fixing rings 20 is fixedly provided with three groups of slurry sheets 21, and the three groups of slurry sheets 21 can discharge air in the plastic liquid through stirring and prevent the plastic liquid from being cooled.

The outer side corners of the spiral blades 15 are set to be circular arcs, and the circular arcs can prevent plastics from adhering to the outer sides of the spiral blades 15, so that normal operation of work is guaranteed.

The blade 17 is made of stainless steel, and the stainless steel is not easy to rust after being heated, so that the product quality can be ensured.

The slurry sheet 21 is made of stainless steel, and the stainless steel is not easy to rust after being heated, so that the product quality can be ensured.

The utility model relates to an injection molding device for preparing food plastic boxes, which adopts the working principle that: when the device is used, the external conveying device conveys plastic particles to the injection opening 10, the plastic particles fall into the shell 8, the heating seat 11 is started, the filter screen 19 is heated, the plastic particles are melted, the motor 19 is started to rotate, the spiral blade 15 is driven to rotate, the plastic particles are brought to the lower side of the filter screen, the plastic particles are scattered and melted by the rotation of the three groups of blades 17, the spiral blade 15 continuously brings the plastic particles to the lower side, the melted plastic particles enter the lower part through the filter screen 19, the unmelted plastic particles are carried in by the spiral blade 15, the plastic particles at the lower part are extruded, the extruded particles flow through the inner side wall of the shell 8 and the outer side of the spiral blade 15, flow back to the upper part of the spiral blade 15, continue to be melted, the melted plastic enters the lower part of the shell 8, is scattered by the slurry blade 21, enters the metering valve 12, and the plastic particles are distributed and flow out of the injection molding nozzle 13 for injection molding.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. An injection molding device for preparing food plastic boxes, which is characterized in that: including frame (1), four U type pieces (3) of inboard fixed mounting of frame (1), double-screw bolt (4) are installed through nut (5) to U type piece (3), inner fixed mounting of double-screw bolt (4) has fixed block (7), spring (6) are installed in the inner outside of double-screw bolt (4), four sets of fixed block (7) inboard fixed mounting have casing (8), pivot (14) are installed in casing (8) upper portion rotation, upper portion fixed mounting in the pivot (14) outside has helical blade (15).

2. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: an injection molding table (2) is fixedly arranged at the lower part of the inner side of the frame (1).

3. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: the motor (9) is fixedly arranged at the center of the upper part of the shell (8), a rotating shaft of the motor (9) is fixedly arranged at the upper end of the rotating shaft (14), and two groups of injection ports (10) are formed in the upper part of the shell (8).

4. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: heating seats (11) are fixedly arranged at two ends of the middle part of the shell (8), clamping blocks (18) are fixedly arranged at the inner ends of the heating seats (11), A filter screen (19) is arranged between the two groups of clamping blocks (18), a rotating block (22) is fixedly arranged in the middle of the filter screen (19), and the rotating block (22) is rotatably arranged on the outer side of the rotating shaft (14).

5. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: the lower part of the shell (8) is fixedly provided with a metering valve (12), and the lower part of the metering valve (12) is fixedly provided with an injection nozzle (13).

6. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: an upper fixing ring (16) is fixedly arranged in the middle of the outer side of the rotating shaft (14), and three groups of blades (17) are fixedly arranged on the outer side of the upper fixing ring (16).

7. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: the lower part outside the rotating shaft (14) is fixedly provided with three groups of lower fixing rings (20), and the outside of the lower fixing rings (20) is fixedly provided with three groups of slurry sheets (21).

8. An injection molding apparatus for preparing plastic food boxes according to claim 1, characterized in that: the outer side corners of the spiral blades (15) are arranged to be circular arcs.

9. An injection molding apparatus for preparing a plastic food box as set forth in claim 6, wherein: the blade (17) is made of stainless steel.

10. An injection molding apparatus for preparing a plastic food box as set forth in claim 7, wherein: the slurry sheet (21) is made of stainless steel.