CN219191144U

CN219191144U - Injection molding machine mould with automatic demoulding function

Info

Publication number: CN219191144U
Application number: CN202320117970.4U
Authority: CN
Inventors: 朱清旋
Original assignee: Quanzhou Xinguang Machinery Co ltd
Current assignee: Quanzhou Xinguang Machinery Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-16
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses an injection molding machine die with an automatic demolding function, and particularly relates to the technical field of injection molding machines, comprising a first die frame and a second die frame, wherein an injection molding cavity is formed between the first die frame and the second die frame, a sealing ring is fixedly clamped at the middle part of one side of the first die frame, which is close to the second die frame, a sealing groove matched with the sealing ring is formed at the outer side of the injection molding cavity on the second die frame, the sealing ring is movably clamped in the corresponding sealing groove, an injection molding machine nozzle is fixedly clamped at the middle part of the first die frame, a discharging mechanism is arranged in the second die frame, and a cooling assembly is arranged in the second die frame; according to the utility model, the cooling assembly is arranged to circulate cooling liquid in the outer ring pipe and the inner ring pipe, so that the cooling of raw materials in the injection cavity is accelerated, the formation of injection molding pieces is accelerated, and the use effect of the whole injection molding machine is improved.

Description

Injection molding machine mould with automatic demoulding function

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine mold with an automatic demolding function.

Background

The injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die and is divided into vertical, horizontal and full-electric type; the injection molding machine can heat the plastic, apply high pressure to the molten plastic, so that the molten plastic is injected to fill the mold cavity;

injection molding of injection molding machines is usually performed in a mold, however, the existing mold of injection molding machines still has some problems when being specifically used: after thermoplastic is extruded into a die cavity of a die through an injection molding machine, the thermoplastic is automatically cooled in the die, the cooling time is long, the molding is slow, and after the product is molded, the product is discharged through the gravity of the product, the product is easy to adhere to the die and is convenient to take down by using tools, and therefore, the problem is solved.

Disclosure of Invention

The utility model aims to provide an injection molding machine mold with an automatic demolding function, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the injection molding machine die with the automatic demolding function comprises a first die frame and a second die frame, an injection molding cavity is formed between the first die frame and the second die frame, a sealing ring is fixedly clamped at the middle part of one side of the first die frame, which is close to the second die frame, a sealing groove matched with the sealing ring is formed at the outer side of the injection molding cavity on the second die frame, the sealing ring is movably clamped in the corresponding sealing groove, an injection molding machine nozzle is fixedly clamped at the middle part of the first die frame, a discharge mechanism is arranged in the second die frame, and a cooling assembly is arranged in the second die frame;

the material discharging mechanism comprises a pushing disc, a first groove corresponding to the pushing disc is formed in the inner wall of an injection cavity in the second die frame, the pushing disc is movably clamped in the first groove, a clamping column is fixedly arranged in the middle of the pushing disc, a chuck is fixedly arranged on one side, away from the pushing disc, of the clamping column, the chuck and the clamping column are movably clamped in the second die frame, a spring is fixedly arranged between one side, away from the clamping column, of the chuck and the inner wall of the second die frame, three connecting plates distributed in an annular array are integrally formed in the outer side of the chuck, connecting rods are vertically arranged at the end parts of the connecting plates, the connecting rods are movably clamped in the second die frame, pushing columns are fixedly arranged at the end parts of the connecting rods, second grooves corresponding to the pushing columns are formed in the inner wall of the sealing groove, and the pushing columns are movably clamped in the corresponding second grooves.

Preferably, the cooling assembly comprises an outer ring pipe and an inner ring pipe, the outer ring pipe and the inner ring pipe are coaxially arranged, a first liquid guide pipe is integrally formed on one side of the outer ring pipe and one side of the inner ring pipe, which is far away from the first liquid guide pipe, a second liquid guide pipe is integrally formed on one side of the outer ring pipe and one side of the inner ring pipe, which are fixedly clamped in a second mold frame; the opposite end parts of the first liquid guide pipe and the second liquid guide pipe extend out of the outer side of the second die frame; the outer ring pipe and the inner ring pipe are both positioned at the injection molding cavity.

Preferably, the four corners of one side of the first die frame, which is close to the second die frame, are fixedly provided with guide posts, the four corners of the second die frame are fixedly provided with guide pipes corresponding to the guide posts, the guide posts are movably inserted into the corresponding guide pipes, and one end part of the guide posts, which is far away from the first die frame, is fixedly provided with a limiting ring.

Preferably, a heating element is fixedly clamped in the middle of the first die frame; the heating piece is in a spiral structure; the heating piece is positioned at the outer side of the nozzle of the injection molding machine.

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

1. by arranging the cooling component, the cooling liquid in the outer ring pipe and the inner ring pipe is circulated, so that the raw materials in the injection cavity are cooled, the injection molding piece is formed, and the use effect of the whole injection molding machine is improved;

2. through setting up the bin outlet mechanism, be convenient for release the injection molding in the chamber of moulding plastics automatically, prevent that the product from gluing and assisting on the mould, be convenient for take off the product.

Drawings

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

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic diagram of the structure of the split device according to the present utility model.

Fig. 3 is a schematic diagram of another structure of the split device according to the present utility model.

Fig. 4 is a schematic structural connection diagram of the second mold frame and the discharge mechanism in the present utility model.

Fig. 5 is a schematic diagram showing another connection structure between the second mold frame and the discharge mechanism in the present utility model.

Fig. 6 is an enlarged view of the utility model at a in fig. 5.

Fig. 7 is a schematic view showing structural connection of cooling components in the present utility model.

In the figure: 1. a first mold frame; 101. an injection cavity; 102. sealing grooves; 2. a second mold frame; 3. a seal ring; 4. injection molding machine nozzle; 5. a discharging mechanism; 6. a cooling assembly; 7. a guide post; 71. a guide tube; 72. a limiting ring; 8. a heating member; 51. pushing the disc; 511. a first groove; 52. a clamping column; 53. a chuck; 531. a spring; 54. a connecting plate; 55. a connecting rod; 56. pushing a column; 561. a second groove; 61. an outer collar; 62. an inner collar; 63. a first catheter; 64. a second catheter.

Description of the embodiments

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.

Examples: as shown in fig. 1 to 7, the present utility model provides an injection molding machine mold with an automatic demolding function, comprising a first mold frame 1 and a second mold frame 2, wherein an injection molding cavity 101 is formed between the first mold frame 1 and the second mold frame 2; guide posts 7 are fixedly arranged at four corners of one side of the first die frame 1, which is close to the second die frame 2, guide pipes 71 corresponding to the guide posts 7 are fixedly clamped at four corners of the second die frame 2, the guide posts 7 are movably inserted into the corresponding guide pipes 71, a limiting ring 72 is fixedly arranged at one end part of each guide post 7, which is far away from the first die frame 1, and the guide posts 7 are movably inserted into the corresponding guide pipes 71 by arranging the guide posts 7 and matched with the guide pipes 71, so that stable guide movement between the first die frame 1 and the second die frame 2 is facilitated, and the injection stability is improved;

a sealing ring 3 is fixedly clamped at the middle part of one side of the first die frame 1, which is close to the second die frame 2, a sealing groove 102 matched with the sealing ring 3 for use is formed at the outer side of an injection molding cavity 101 on the second die frame 2, the sealing ring 3 is movably clamped in the corresponding sealing groove 102 to seal the first die frame 1 and the second die frame 2, an injection molding machine nozzle 4 is fixedly clamped at the middle part of the first die frame 1, and a heating element 8 is fixedly clamped at the middle part of the first die frame 1; the heating element 8 is in a spiral structure; the heating piece 8 is positioned at the outer side of the injection molding machine nozzle 4, and the heating piece 8 with a spiral structure is arranged at the outer side of the injection molding machine nozzle 4 to heat the position of the injection molding machine nozzle 4, so that the raw materials at the position of the injection molding machine nozzle 4 are prevented from being solidified, the outlet is blocked, and the injection molding effect is improved;

a discharging mechanism 5 is arranged in the second die frame 2, and a cooling component 6 is arranged in the second die frame 2;

the material discharging mechanism 5 comprises a pushing disc 51, a first groove 511 corresponding to the pushing disc 51 is formed in the inner wall of an injection molding cavity 101 in a second mold frame 2, the pushing disc 51 is movably clamped in the first groove 511, a clamping column 52 is fixedly arranged in the middle of the pushing disc 51, one side of the clamping column 52, which is far away from the pushing disc 51, is fixedly provided with a chuck 53, the chuck 53 and the clamping column 52 are movably clamped in the second mold frame 2, a spring 531 is fixedly arranged between one side of the chuck 53, which is far away from the clamping column 52, and the inner wall of the second mold frame 2, three connecting plates 54 distributed in an annular array are integrally formed in the outer side of the chuck 53, connecting rods 55 are vertically arranged at the end parts of the connecting plates 54, the connecting

rods

54 and 55 are movably clamped in the second mold frame 2, pushing columns 56 are fixedly arranged at the end parts of the connecting rods 55, the second grooves 561 corresponding to the pushing columns 56 are formed in the inner wall of the sealing groove 102, the pushing columns 56 are movably clamped in the corresponding second grooves 561, when the first mold frame 1 and the second mold frame 2 are closed, the sealing rings 3 on the first mold frame 1 are movably clamped in the second mold frame 561, springs 53 are movably clamped in the second grooves 561, the connecting columns 53 are movably clamped in the second grooves 53, the second mold frames 53 are horizontally clamped in the second mold frame 53, the connecting rods are horizontally connected with the connecting rods and the connecting rods 53 are horizontally arranged in the injection molding frame 101, the injection molding frame is conveniently, and the products are horizontally extruded in the injection molding frame 101 is prevented from moving, and the injection molding frame is horizontally, and the products is horizontally extruded in the injection molding frame is pressed in the injection molding cavity and the injection molding cavity is arranged in the cavity and the cavity is connected to be horizontally and the cavity in the cavity and the cavity.

The cooling assembly 6 comprises an outer ring pipe 61 and an inner ring pipe 62, wherein the outer ring pipe 61 and the inner ring pipe 62 are coaxially arranged, a first liquid guide pipe 63 is integrally formed on one side of the outer ring pipe 61 and one side of the inner ring pipe 62, which are far away from the first liquid guide pipe 63, a second liquid guide pipe 64 is integrally formed on one side of the outer ring pipe 61 and one side of the inner ring pipe 62, which are far away from the first liquid guide pipe 63, and the outer ring pipe 61, the inner ring pipe 62, the first liquid guide pipe 63 and the second liquid guide pipe 64 are fixedly clamped in the second die frame 2; opposite ends of the first and second

liquid guide pipes

63 and 64 extend outside the second mold frame 2; the outer ring pipe 61 and the inner ring pipe 62 are both positioned at the position of the injection molding cavity 101, when in use, the first liquid guide pipe 63 and the second liquid guide pipe 64 at two sides are respectively connected with the input end and the output end of the cooling liquid circulation mechanism, when in injection molding, the cooling liquid circulation mechanism is started, cooling liquid enters the outer ring pipe 61 and the inner ring pipe 62 through the input end and the first liquid guide pipe 63, and then is discharged into the cooling liquid circulation mechanism through the second liquid guide pipe 64 and the output end, so that the cooling liquid in the outer ring pipe 61 and the inner ring pipe 62 is circulated, the raw materials in the injection molding cavity 101 are accelerated, the formation of injection molding pieces is accelerated, and the use effect of the whole injection molding machine is improved.

Working principle: before use, the first liquid guide pipe 63 and the second liquid guide pipe 64 on two sides are respectively connected with the input end and the output end of the cooling liquid circulation mechanism;

when the injection molding machine is used, the first mold frame 1 and the second mold frame 2 are close to each other, the sealing ring 3 on the first mold frame 1 is propped against the pushing column 56, the pushing column 56 is movably clamped in the corresponding second groove 561, the driving connecting rod 55, the connecting plate 54, the chuck 53, the clamping column 52 and the pushing disc 51 are horizontally moved, the pushing disc 51 is movably clamped in the first groove 511, the spring 531 is extruded, and therefore an injection molding cavity 101 is formed between the first mold frame 1 and the second mold frame 2, and then injection molding is carried out in the injection molding cavity 101;

after injection molding is finished, a cooling liquid circulation mechanism is started, cooling liquid enters the outer ring pipe 61 and the inner ring pipe 62 through the input end and the first liquid guide pipe 63, then is discharged into the cooling liquid circulation mechanism through the second liquid guide pipe 64 and the output end, and circulation of cooling liquid in the outer ring pipe 61 and the inner ring pipe 62 is carried out, so that raw materials in the injection molding cavity 101 are cooled, and the formation of injection molding pieces is accelerated;

after injection molding is finished, the first mold frame 1 and the second mold frame 2 are separated, the spring 531 is reset, the chuck 53, the clamping column 52 and the pushing disc 51 are driven to horizontally move, and injection molding pieces in the injection molding cavity 101 are automatically pushed out, so that products are prevented from being stuck on the molds, and the products are convenient to take down.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Injection molding machine mould with automatic drawing of patterns function, including first mould frame (1) and second mould frame (2), its characterized in that: an injection molding cavity (101) is formed between the first mold frame (1) and the second mold frame (2), a sealing ring (3) is fixedly clamped at the middle part of one side of the first mold frame (1) close to the second mold frame (2), a sealing groove (102) matched with the sealing ring (3) is formed in the outer side of the injection molding cavity (101) on the second mold frame (2), the sealing ring (3) is movably clamped in the corresponding sealing groove (102), an injection molding machine nozzle (4) is fixedly clamped at the middle part of the first mold frame (1), a discharging mechanism (5) is arranged in the second mold frame (2), and a cooling assembly (6) is arranged in the second mold frame (2);

the material discharging mechanism (5) comprises a pushing disc (51), a first groove (511) corresponding to the pushing disc (51) is formed in the inner wall of an injection molding cavity (101) in the second mold frame (2), the pushing disc (51) is movably clamped in the first groove (511), a clamping column (52) is fixedly arranged in the middle of the pushing disc (51), a chuck (53) is fixedly arranged on one side of the clamping column (52) away from the pushing disc (51), the chuck (53) and the clamping column (52) are movably clamped in the second mold frame (2), a spring (531) is fixedly arranged between one side of the chuck (53) away from the clamping column (52) and the inner wall of the second mold frame (2), three connecting plates (54) distributed in an annular array are integrally formed in the outer side of the chuck (53), connecting rods (55) are vertically arranged at the ends of the connecting plates (54), the connecting rods (55) are movably clamped in the second mold frame (2), the end portions of the connecting rods (55) are fixedly arranged at the ends of the connecting rods (56), and the corresponding connecting rods (56) are fixedly arranged in the corresponding grooves (561) of the second mold frame (56).

2. An injection molding machine mold with an automatic demolding function according to claim 1, characterized in that: the cooling assembly (6) comprises an outer ring pipe (61) and an inner ring pipe (62), the outer ring pipe (61) and the inner ring pipe (62) are coaxially arranged, a first liquid guide pipe (63) is integrally formed on one side of the outer ring pipe (61) and one side of the inner ring pipe (62) away from the first liquid guide pipe (63), a second liquid guide pipe (64) is integrally formed on one side of the outer ring pipe (61) and one side of the inner ring pipe (62) away from the first liquid guide pipe (63), and the outer ring pipe (61), the inner ring pipe (62) and the first liquid guide pipe (63) and the second liquid guide pipe (64) are fixedly clamped in the second die frame (2).

3. An injection molding machine mold with an automatic mold release function according to claim 2, characterized in that: opposite ends of the first liquid guide pipe (63) and the second liquid guide pipe (64) extend out of the second die frame (2).

4. An injection molding machine mold with an automatic mold release function according to claim 2, characterized in that: the outer ring pipe (61) and the inner ring pipe (62) are both positioned at the position of the injection molding cavity (101).

5. An injection molding machine mold with an automatic demolding function according to claim 1, characterized in that: the novel mold is characterized in that guide posts (7) are fixedly mounted at four corners of one side of the first mold frame (1) close to the second mold frame (2), guide pipes (71) corresponding to the guide posts (7) are fixedly clamped at four corners of the second mold frame (2), the guide posts (7) are movably inserted into the corresponding guide pipes (71), and a limiting ring (72) is fixedly mounted at one end part of the guide posts (7) far away from the first mold frame (1).

6. An injection molding machine mold with an automatic demolding function according to claim 1, characterized in that: the middle part fixing clip of the first mould frame (1) is provided with a heating piece (8).

7. The injection molding machine mold with an automatic demolding function according to claim 6, wherein: the heating element (8) is of a spiral structure.

8. The injection molding machine mold with an automatic demolding function according to claim 6, wherein: the heating piece (8) is positioned at the outer side of the injection molding machine nozzle (4).