CN221641611U

CN221641611U - Plastic injection molding machine

Info

Publication number: CN221641611U
Application number: CN202323470883.6U
Authority: CN
Inventors: 魏以良
Original assignee: Lishui Taiyi Plastic Products Co ltd
Current assignee: Lishui Taiyi Plastic Products Co ltd
Priority date: 2023-12-19
Filing date: 2023-12-19
Publication date: 2024-09-03
Anticipated expiration: 2033-12-19

Abstract

The utility model belongs to the technical field of plastic processing equipment, and particularly relates to a plastic injection molding machine, which comprises: the injection molding mechanism comprises a feeding pipe; the fixing mechanism is used for fixing the die; the workbench is used for installing an injection molding mechanism and a fixing mechanism; further comprises: the anti-blocking mechanism comprises a scraping ring, a traction rope and electric telescopic rods, the scraping ring is sleeved on the inner wall of the feeding pipe in a sliding manner, a plurality of electric telescopic rods are symmetrically arranged on the outer side of the feeding pipe, and the traction rope is connected with the output ends of the scraping ring and the electric telescopic rods; the anti-blocking mechanism is arranged at the feeding pipe, and after the plastic raw material is thrown into the feeding pipe and melted, the electric telescopic rod drives the scraping ring to move on the inner wall of the feeding pipe through the traction rope, and the scraping ring scrapes the melted plastic raw material attached to the inner wall of the feeding pipe in the moving process, so that the feeding pipe is prevented from being blocked.

Description

Plastic injection molding machine

Technical Field

The utility model belongs to the technical field of plastic processing equipment, and particularly relates to a plastic injection molding machine.

Background

Plastic injection molding machines are an important industrial apparatus for manufacturing most plastic articles by injecting molten plastic into a mold, and then cooling and solidifying in the mold, ultimately producing plastic articles of various shapes and sizes. The working principle of plastic injection molding machines is basically to convert solid plastic particles by heat and pressure into flowable molten plastic, which is then injected into a specially made mold, usually made up of two halves, shaped and sized to match the final product, which can be removed from the mold once the injection is completed, the plastic cools and solidifies in the mold.

The utility model of the authorized bulletin number CN216544394U discloses a plastic injection molding machine with large injection pressure and small occupation area, which comprises: a base, a workbench is fixedly arranged at the top of the base, a protective shell is fixedly arranged at the top of the base and positioned at one side of the workbench, a side door is rotatably arranged at the other side of the workbench through a hinge, the plastic injection molding machine with large injection pressure and small occupied area is vertical, the occupied area is greatly reduced, master batches are poured into a feed hopper, the masterbatch passes through the inside that the feeder hopper got into the shell, and the motor drives the screw rod rotation for the masterbatch gets into the heating cylinder and heats and melt, extrudes at last, through the rotatory material that carries of screw rod, has increaseed the pressure when injecting, and the urceolus plays thermal-insulated effect simultaneously, avoids user direct contact to appear scalding the emergence of condition, uses through the cooperation between last module and the lower module being convenient for change different moulds, has improved production efficiency. When the existing plastic injection molding machine works, plastic raw materials enter from a feeding pipe, melted plastic is easily attached to the inner wall of the feeding pipe when the plastic raw materials are melted by an injection molding mechanism, the feeding pipe is easily blocked, and the next feeding of the plastic raw materials is affected.

Disclosure of utility model

The utility model aims to solve the technical problems and provides a plastic injection molding machine for preventing a feed pipe from being blocked.

In view of the above, the present utility model provides a plastic injection molding machine comprising: an injection molding mechanism comprising a feed tube; the fixing mechanism is used for fixing the die; the workbench is used for installing an injection molding mechanism and a fixing mechanism; further comprises: the anti-blocking mechanism comprises a scraping ring, traction ropes and electric telescopic rods, the scraping ring is sleeved on the inner wall of the feeding pipe in a sliding manner, a plurality of the electric telescopic rods are symmetrically arranged on the outer side of the feeding pipe, and the traction ropes are connected with the output ends of the scraping ring and the electric telescopic rods; wherein, prevent blockking up mechanism setting in inlet pipe department.

In this technical scheme, after plastics raw materials drops into the inlet pipe and is dissolved, electric telescopic handle passes through the haulage rope and drives the scraper ring and remove at the inlet pipe inner wall, scrapes the plastics raw materials of melting that the scraper ring will adhere to at the inlet pipe inner wall at the removal in-process, prevents to cause the jam of inlet pipe.

In the above technical solution, further, the anti-blocking mechanism further includes: the mounting grooves are formed in the top end of the feeding pipe; the rotating wheel is rotationally connected in the mounting groove through a rotating shaft; the groove is formed in the circumferential surface of the rotating wheel, and the traction rope is clamped in the groove; the connecting plate is connected with the traction rope and the output end of the electric telescopic rod.

In the above technical solution, further, a heat dissipation mechanism is disposed on the workbench.

In the above technical solution, further, the heat dissipation mechanism includes: the placing groove is arranged on the workbench, and the die is placed in the placing groove; the water leakage holes are uniformly formed in the bottom surface of the placing groove; the water inlet hopper is arranged below the water leakage hole, and a water tank is connected below the water inlet hopper; the refrigerating sheets are uniformly arranged on the inner wall of the water tank; the water pumps are arranged on the left side and the right side of the water tank, the input end of each water pump is connected with the water tank, and the output end of each water pump is connected with a water pipe; the mounting cavity is arranged in the workbench, and the water pipe is arranged in the mounting cavity; the two spray heads are respectively arranged on the inner walls of the left side and the right side of the placing groove, and are connected with the water pipe; the water jet, a plurality of water jet evenly set up on the sprinkler head.

In the above technical scheme, further, the inside of intake hopper is provided with the filter screen.

The beneficial effects of the utility model are as follows:

1. After the plastic raw material is put into the feeding pipe and melted, the electric telescopic rod drives the scraping ring to move on the inner wall of the feeding pipe through the traction rope, and the scraping ring scrapes the melted plastic raw material attached to the inner wall of the feeding pipe in the moving process, so that the feeding pipe is prevented from being blocked.

2. The traction rope is clamped in the groove of the rotating wheel, the rotating wheel is convenient to move, the output end of the electric telescopic rod is shortened or lengthened, the traction rope can drive the scraping ring to move upwards or downwards, and the scraping ring is convenient to scrape melted plastic raw materials on the inner wall of the feeding pipe.

3. The cooling mechanism can realize the rapid cooling to the mould, the water pump starts to convey the shower nozzle department through the water pipe with the water in the water tank, the shower nozzle spouts water to the outer wall of mould through the water jet, realize the rapid cooling to the mould, in the water tank is got back to water accessible hole and the water inlet bucket that leaks for radiating, the refrigeration piece can cool off the water of intensification, the water after the cooling can be used for dispelling the heat to the mould again, realizes water cyclic utilization.

4. The filter screen in the water inlet bucket can filter water, so that impurities are prevented from entering the water tank.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic structural diagram of an embodiment of the present utility model.

FIG. 2 is a schematic view of the structure of the feed pipe of the present utility model.

Fig. 3 is a schematic structural view of the anti-blocking mechanism of the present utility model.

Fig. 4 is a schematic structural diagram of a heat dissipation mechanism according to the present utility model.

Fig. 5 is a schematic structural view of the spray head of the present utility model.

The label in the figure is:

1-workbench, 2-injection molding mechanism, 21-feeding pipe, 3-fixing mechanism, 4-die, 5-anti-blocking mechanism, 51-scraping ring, 52-traction rope, 53-electric telescopic rod, 54-mounting groove, 55-rotating wheel, 56-rotating shaft, 57-groove, 58-connecting plate, 6-heat dissipation mechanism, 61-placing groove, 62-water leakage hole, 63-water inlet bucket, 64-water tank, 65-refrigerating piece, 66-water pump, 67-water pipe, 68-mounting cavity, 69-spray nozzle, 610-water spray nozzle and 7-filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Example 1:

The embodiment of the application provides a plastic injection molding machine, which comprises: an injection molding mechanism 2, the injection molding mechanism 2 including a feed pipe 21; the fixing mechanism 3, the fixing mechanism 3 is used for fixing the die 4; a workbench 1, wherein the workbench 1 is used for installing an injection molding mechanism 2 and a fixing mechanism 3; further comprises: the anti-blocking mechanism 5 comprises a scraping ring 51, a traction rope 52 and electric telescopic rods 53, wherein the scraping ring 51 is sleeved on the inner wall of the feeding pipe 21 in a sliding manner, the electric telescopic rods 53 are symmetrically arranged on the outer side of the feeding pipe 21, and the traction rope 52 is connected with the scraping ring 51 and the output ends of the electric telescopic rods 53; wherein the anti-clogging mechanism 5 is provided at the feed pipe 21.

In this embodiment, referring to fig. 1 and 3, after plastic raw material is fed into the feeding pipe 21 and melted, the electric telescopic rod 53 drives the scraping ring 51 to move on the inner wall of the feeding pipe 21 through the traction rope 52, and the scraping ring 51 scrapes the melted plastic raw material attached to the inner wall of the feeding pipe 21 in the moving process, so as to prevent the feeding pipe 21 from being blocked.

Example 2:

the present embodiment provides a plastic injection molding machine having the following technical features in addition to the technical scheme including the above embodiment: the anti-clogging mechanism 5 further includes:

the mounting groove 54 is provided with a recess, a plurality of mounting grooves 54 are formed in the top end of the feeding pipe 21;

A rotating wheel 55, the rotating wheel 55 is rotatably connected in the mounting groove 54 through a rotating shaft 56;

The groove 57 is formed in the circumferential surface of the rotating wheel 55, and the traction rope 52 is clamped in the groove 57;

the connecting plate 58, the connecting plate 58 connects the haulage rope 52 and the output end of the electric telescopic rod 53.

In this embodiment, referring to fig. 2 and 3, the traction rope 52 is clamped in the groove 57 of the rotating wheel 55, the rotating wheel 55 is arranged to facilitate the movement of the traction rope 52, the output end of the electric telescopic rod 53 is shortened or lengthened, the traction rope 52 can drive the scraping ring 51 to move upwards or downwards, and the scraping ring is convenient for scraping the melted plastic raw material on the inner wall of the feeding pipe 21.

Example 3:

The present embodiment provides a plastic injection molding machine having the following technical features in addition to the technical scheme including the above embodiment: the workbench 1 is provided with a heat dissipation mechanism 6, and the heat dissipation mechanism 6 comprises:

A placement groove 61, the placement groove 61 is arranged on the workbench 1, and the die 4 is placed in the placement groove 61;

The water leakage holes 62, a plurality of water leakage holes 62 are uniformly arranged on the bottom surface of the placement groove 61;

A water inlet bucket 63, wherein the water inlet bucket 63 is arranged below the water leakage hole 62, and a water tank 64 is connected below the water inlet bucket 63;

the refrigerating sheets 65, a plurality of refrigerating sheets 65 are uniformly arranged on the inner wall of the water tank 64;

The water pumps 66, the two water pumps 66 are arranged on the left side and the right side of the water tank 64, the input end of the water pump 66 is connected with the water tank 64, and the output end of the water pump 66 is connected with a water pipe 67;

The installation cavity 68, the installation cavity 68 is arranged in the workbench 1, and the water pipe 67 is arranged in the installation cavity 68;

The spray heads 69, the two spray heads 69 are respectively arranged on the inner walls of the left side and the right side of the placing groove 61, and the spray heads 69 are connected with the water pipe 67;

the water jets 610 and a plurality of water jets 610 are uniformly disposed on the spray head 69.

In this embodiment, referring to fig. 4 and 5, the heat dissipation mechanism 6 may achieve rapid cooling of the mold 4, the water pump 66 starts to transfer water in the water tank 64 to the nozzle 69 through the water pipe 67, the nozzle 69 sprays water to the outer wall of the mold 4 through the water spray port 610, rapid cooling of the mold 4 is achieved, water for heat dissipation returns to the water tank 64 through the water leakage hole 62 and the water inlet bucket 63, the cooling fin 65 may cool the water for temperature rising, the cooled water may be used for heat dissipation of the mold 4 again, and water recycling is achieved.

Example 4:

The present embodiment provides a plastic injection molding machine having the following technical features in addition to the technical scheme including the above embodiment: the filter screen 7 is provided inside the water inlet bucket 63.

In this embodiment, referring to fig. 4, the filter screen 7 in the water inlet hopper 63 can filter water to prevent impurities from entering the water tank 64.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims

1. A plastic injection molding machine comprising:

An injection moulding mechanism (2), the injection moulding mechanism (2) comprising a feed tube (21);

A fixing mechanism (3), wherein the fixing mechanism (3) is used for fixing the die (4);

A workbench (1), wherein the workbench (1) is used for installing an injection molding mechanism (2) and a fixing mechanism (3);

Characterized by further comprising:

The anti-blocking mechanism (5), the anti-blocking mechanism (5) comprises a scraping ring (51), a traction rope (52) and an electric telescopic rod (53), the scraping ring (51) is sleeved on the inner wall of the feeding pipe (21) in a sliding manner, a plurality of electric telescopic rods (53) are symmetrically arranged on the outer side of the feeding pipe (21), and the traction rope (52) is connected with the scraping ring (51) and the output end of the electric telescopic rod (53);

Wherein the anti-blocking mechanism (5) is arranged at the feeding pipe (21);

The anti-clogging mechanism (5) further comprises:

the mounting grooves (54) are formed in the top end of the feeding pipe (21);

The rotating wheel (55) is rotatably connected in the mounting groove (54) through a rotating shaft (56);

the groove (57) is formed in the circumferential surface of the rotating wheel (55), and the traction rope (52) is clamped in the groove (57);

The connecting plate (58), the connecting plate (58) is connected with the haulage rope (52) and the output end of the electric telescopic rod (53).

2. A plastic injection molding machine as claimed in claim 1, wherein: the workbench (1) is provided with a heat dissipation mechanism (6).

3. A plastic injection molding machine according to claim 2, characterized in that the heat dissipation mechanism (6) comprises:

A placement groove (61), wherein the placement groove (61) is arranged on the workbench (1), and the die (4) is placed in the placement groove (61);

the water leakage holes (62) are uniformly formed in the bottom surface of the placement groove (61);

A water inlet bucket (63), wherein the water inlet bucket (63) is arranged below the water leakage hole (62), and a water tank (64) is connected below the water inlet bucket (63);

The refrigerating sheets (65) are uniformly arranged on the inner wall of the water tank (64);

The water pumps (66) are arranged on the left side and the right side of the water tank (64), the input end of each water pump (66) is connected with the water tank (64), and the output end of each water pump (66) is connected with a water pipe (67);

a mounting cavity (68), wherein the mounting cavity (68) is arranged in the workbench (1), and the water pipe (67) is arranged in the mounting cavity (68);

The two spray heads (69) are respectively arranged on the inner walls of the left side and the right side of the placing groove (61), and the spray heads (69) are connected with the water pipe (67);

And the water spraying ports (610) are uniformly arranged on the spray head (69).

4. A plastic injection molding machine as claimed in claim 3, wherein: a filter screen (7) is arranged in the water inlet hopper (63).