CN216544545U

CN216544545U - Injection mold capable of automatically returning materials

Info

Publication number: CN216544545U
Application number: CN202122852637.1U
Authority: CN
Inventors: 张文利
Original assignee: Jinzhou Xinyuan Machinery Manufacturing Co ltd
Current assignee: Jinzhou Xinyuan Machinery Manufacturing Co ltd
Priority date: 2021-11-21
Filing date: 2021-11-21
Publication date: 2022-05-17
Anticipated expiration: 2031-11-21

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold capable of automatically discharging materials, which comprises a lower mold, wherein the upper end of the lower mold is fixedly connected with a convex mold, the upper end of the lower mold is contacted with an upper mold, an injection nozzle is fixedly connected to the upper mold, two symmetrically distributed pressure rods are fixedly connected to the bottom edge of the upper mold, the pressure rods are in sliding connection with the lower mold, a discharging plate is in sliding connection with the lower mold, and the discharging plate is in contact with both the convex mold and the upper mold. According to the utility model, through designing the cavity, the stripper plate, the connecting rod, the butt plate, the containing cavity, the guide rod, the spring and other parts in the lower die, when the upper die and the lower die are closed, the pressure rod on the upper die can drive the butt plate, the connecting rod and the stripper plate to move downwards, and when the upper die and the lower die are separated, the stripper plate and the like can be reset by the resilience force of the spring to jack up the material formed on the male die, so that the purpose of automatic material stripping is achieved, and the die is very convenient.

Description

Injection mold capable of automatically returning materials

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold capable of automatically returning materials.

Background

The injection mold is a mold for producing plastic products by injection molding. When the existing molding injection mold is used, the product molding efficiency is low, products are generally taken out manually, and the operation is time-consuming and labor-consuming. And therefore improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection mold capable of automatically returning materials, and solves the problems that the existing injection mold is low in product forming efficiency and time-consuming and labor-consuming in manual operation when in use.

In order to achieve the purpose, the utility model provides the following technical scheme: an injection mold capable of automatically discharging materials comprises a lower mold, wherein the upper end of the lower mold is fixedly connected with a male mold, the upper end of the lower mold is contacted with an upper mold, an injection nozzle is fixedly connected onto the upper mold, the bottom edge of the upper mold is fixedly connected with two symmetrically distributed compression rods, the compression rods are in sliding connection with the lower mold, a material discharging plate is in sliding connection with the lower mold, the material discharging plate is in contact with both the male mold and the upper mold, the bottom of the material discharging plate is fixedly connected with two symmetrically distributed connecting rods, the connecting rods are in sliding connection with the lower mold, the bottoms of the two connecting rods are fixedly connected with a butt plate together, the butt plate is in contact with the compression rods, a cavity is formed in the lower mold, the butt plate is in sliding connection with the cavity, a guide rod is fixedly connected to the inner surface of the cavity, the guide rod is in sliding connection with the butt plate, a spring is sleeved outside the guide rod, the lower die is provided with a through groove, the through groove is communicated with the cavity, a heat conducting pad is fixedly connected in the through groove and fixedly connected with the male die, the bottom of the heat conducting pad is fixedly connected with a fin, the lower die is provided with two ventilation grooves which are symmetrically distributed, and a micro fan is arranged in one of the ventilation grooves.

Preferably, a filter screen is installed on the lower die through screws, and the filter screen is made of stainless steel.

Preferably, the number of the fins is multiple, and the multiple fins are uniformly distributed at the bottom of the heat conducting pad.

Preferably, a containing cavity is formed in the lower die and communicated with the cavity, and a guide rod is fixedly connected in the containing cavity.

Preferably, one end of the spring is fixedly connected with the butt plate, and the other end of the spring is fixedly connected with the inner surface of the accommodating cavity.

Preferably, the heat conducting pad is rectangular plate-shaped, and the heat conducting pad is made of silica gel.

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

1. according to the utility model, through designing the cavity, the stripper plate, the connecting rod, the butt plate, the containing cavity, the guide rod, the spring and other parts in the lower die, when the upper die and the lower die are closed, the pressure rod on the upper die can drive the butt plate, the connecting rod and the stripper plate to move downwards, and when the upper die and the lower die are separated, the stripper plate and the like can be reset by the resilience force of the spring, so that the material formed on the male die is jacked up, the purpose of automatic stripping is achieved, and the convenience is realized.

2. According to the utility model, through grooves, heat conducting pads, fins, ventilation grooves, filter screens, micro fans and other parts are designed on the basis of the lower die, wherein the heat of the male die can be absorbed by the heat conducting pads and the fins, and then the fans are used for taking away the heat on the heat conducting pads and the fins, so that the purpose of cooling the male die is achieved, the material on the male die can be rapidly molded, and the production efficiency is improved.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present invention;

FIG. 3 is a bottom view of the thermal pad of FIG. 2 in accordance with the present invention;

FIG. 4 is a top view of the lower die of FIG. 2 of the present invention.

In the figure: 1. a lower die; 2. a male die; 3. an upper die; 4. an injection molding nozzle; 5. a pressure lever; 6. a cavity; 7. a material returning plate; 8. a connecting rod; 9. a butt plate; 10. an accommodating cavity; 11. a guide bar; 12. a spring; 13. a through groove; 14. a thermally conductive pad; 15. a fin; 16. a ventilation slot; 17. a filter screen; 18. a micro fan.

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. 1-4, an injection mold capable of automatically discharging materials comprises a lower mold 1, a male mold 2 is fixedly connected to the upper end of the lower mold 1, an upper mold 3 is contacted with the upper end of the lower mold 1, an injection nozzle 4 is fixedly connected to the upper mold 3, two symmetrically distributed compression rods 5 are fixedly connected to the bottom edge of the upper mold 3, the compression rods 5 are slidably connected with the lower mold 1, a material discharging plate 7 is slidably connected with the lower mold 1, the material discharging plate 7 is contacted with both the male mold 2 and the upper mold 3, two symmetrically distributed connecting rods 8 are fixedly connected to the bottom of the material discharging plate 7, the connecting rods 8 are slidably connected with the lower mold 1, a butt plate 9 is fixedly connected to the bottoms of the two connecting rods 8 together, the butt plate 9 is contacted with the compression rods 5, a cavity 6 is formed in the lower mold 1, a butt plate 9 is slidably connected to the cavity 6, a guide rod 11 is fixedly connected to the inner surface of the cavity 6, and the guide rod 11 is slidably connected with the butt plate 9, spring 12 has been cup jointed to the outside of guide arm 11, has seted up logical groove 13 on lower mould 1, and logical groove 13 communicates with each other with cavity 6, and fixedly connected with heat conduction pad 14 in logical groove 13, heat conduction pad 14 and terrace die 2 fixed connection, the bottom fixedly connected with fin 15 of heat conduction pad 14, sets up two symmetric distribution's ventilation groove 16 on the lower mould 1, installs micro-fan 18 in one of them ventilation groove 16.

Referring to fig. 1 and 2, a filter screen 17 is mounted on the lower die 1 through screws, and the filter screen 17 is made of stainless steel. By the design of the filter screen 17, the air introduced into the cavity 6 can be subjected to dust filtration.

Referring to fig. 2 and 3, the number of the fins 15 is multiple, and the multiple fins 15 are uniformly distributed at the bottom of the thermal pad 14. By the design of the fins 15, the heat conductive ability of the heat conductive pad 14 can be increased.

Referring to fig. 2, a containing cavity 10 is formed in the lower mold 1, the containing cavity 10 is communicated with the cavity 6, and a guide rod 11 is fixedly connected in the containing cavity 10. The retraction of the spring 12 is facilitated by the design of the receiving chamber 10.

Referring to fig. 2, one end of the spring 12 is fixedly connected to the docking plate 9, and the other end of the spring 12 is fixedly connected to the inner surface of the accommodating cavity 10. The design of the spring 12 has an auxiliary resetting effect on the butt plate 9.

Referring to fig. 3, the thermal pad 14 is a rectangular plate, and the thermal pad 14 is made of a silicon gel material. Through the design of the heat conducting pad 14, the heat of the material on the convex die 2 can be absorbed.

The specific implementation process of the utility model is as follows: when the upper die 3 and the lower die 1 are in die assembly, two pressure rods 5 on the upper die 3 enter the lower die 1 and drive a butt plate 9 in a cavity 6 to move downwards, the butt plate 9 drives a connecting rod 8 to move downwards, the connecting rod 8 drives the stripper 7 to move downwards, the butt plate 9 moves downwards and slides outside a guide rod 11, a spring 12 is stretched, when the upper die 3 and the lower die 1 are in contact, die assembly is completed, materials are injected into a region between the upper die 3 and the male die 2 through an injection nozzle 4, then a micro fan 18 is started, the micro fan 18 introduces air into the cavity 6 from a ventilation groove 16 on the left side, dust in the air is filtered by a filter screen 17 before the air is introduced, the temperature of the materials is transmitted to a heat conducting pad 14 and a fin 15 through the male die 2, and then the air absorbs heat of the heat conducting pad 14 and the fin 15, and then reach the purpose of cooling down terrace die 2, and then make the material on terrace die 2 can rapid prototyping, and the production efficiency is improved, wait to the material shaping after, can the drawing of patterns, it breaks away from the contact with lower mould 1 to go up mould 3 this moment, and depression bar 5 upwards moves, spring 12 contracts and drives butt plate 9 and upwards resets this moment, butt plate 9 drives connecting rod 8 and upwards moves overlooks, connecting rod 8 then drives material returned plate 7 and resets, material returned plate 7 then jacks up the fashioned material on terrace die 2, reach the purpose of automatic material returned drawing of patterns, convenience very.

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 but injection mold of automatic material returned, includes lower mould (1), its characterized in that: the upper end of the lower die (1) is fixedly connected with a male die (2), the upper end of the lower die (1) is contacted with an upper die (3), an injection nozzle (4) is fixedly connected onto the upper die (3), the bottom edge of the upper die (3) is fixedly connected with two compression rods (5) which are symmetrically distributed, the compression rods (5) are in sliding connection with the lower die (1), a stripper plate (7) is in sliding connection with the lower die (1), the stripper plate (7) is in contact with the male die (2) and the upper die (3), the bottom of the stripper plate (7) is fixedly connected with two connecting rods (8) which are symmetrically distributed, the connecting rods (8) are in sliding connection with the lower die (1), the bottoms of the two connecting rods (8) are fixedly connected with a butt plate (9) together, the butt plate (9) is in contact with the compression rods (5), and a cavity (6) is formed in the lower die (1), sliding connection has butt plate (9) in cavity (6), the internal surface fixedly connected with guide arm (11) of cavity (6), guide arm (11) and butt plate (9) sliding connection, spring (12) have been cup jointed to the outside of guide arm (11), logical groove (13) have been seted up on lower mould (1), it communicates with each other with cavity (6) to lead to groove (13), lead to fixedly connected with heat conduction pad (14) in groove (13), heat conduction pad (14) and terrace die (2) fixed connection, the bottom fixedly connected with fin (15) of heat conduction pad (14), set up two symmetric distribution's ventilation groove (16) on lower mould (1), one of them install micro-fan (18) in ventilation groove (16).

2. An injection mold capable of automatic material returning according to claim 1, characterized in that: a filter screen (17) is installed on the lower die (1) through screws, and the filter screen (17) is made of stainless steel.

3. An injection mold capable of automatic material returning according to claim 1, characterized in that: the number of the fins (15) is multiple, and the multiple fins (15) are uniformly distributed at the bottom of the heat conducting pad (14).

4. An injection mold capable of automatic material returning according to claim 1, characterized in that: an accommodating cavity (10) is formed in the lower die (1), the accommodating cavity (10) is communicated with the cavity (6), and a guide rod (11) is fixedly connected in the accommodating cavity (10).

5. An injection mold capable of automatic material returning according to claim 4, characterized in that: one end of the spring (12) is fixedly connected with the butt plate (9), and the other end of the spring (12) is fixedly connected with the inner surface of the accommodating cavity (10).

6. An injection mold capable of automatic material returning according to claim 1, characterized in that: the heat conducting pad (14) is rectangular plate-shaped, and the heat conducting pad (14) is made of silica gel.