CN214214609U

CN214214609U - Inner grain demoulding structure of plastic product injection mould

Info

Publication number: CN214214609U
Application number: CN202120028020.5U
Authority: CN
Inventors: 徐海林
Original assignee: Kunshan Changle Mold Technology Co ltd
Current assignee: Kunshan Changle Mold Technology Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-09-17
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a plastic product injection mold's interior line demoulding structure, including the terrace die, be located the die of terrace die top and set up the material pushing component on the die, one side of terrace die is equipped with the motor, the connecting rod is all installed to the power take off end both sides of motor, the one end rigid coupling that the motor was kept away from to the connecting rod has the subassembly of accepting, the high position of accepting the subassembly is located between terrace die and the die, accept the subassembly including accepting the dish, and accept the dish and have the cavity, the inside of cavity is equipped with the buffer board, the lower surface of buffer board and the bottom surface of accepting the dish between be connected with the spring. The utility model can support the plastic product falling from the upper part by arranging the supporting component, so as to ensure that the damage to the inner texture caused by the falling of the molded plastic product onto the lower male die is avoided; tray assembly has set up the spring, and it can give the plastic product that the top drops a cushion effect, has guaranteed the integrality of plastic product.

Description

Inner grain demoulding structure of plastic product injection mould

Technical Field

The utility model relates to an injection mold technical field specifically is a plastic product injection mold's interior line demoulding structure.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. An injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die.

Proposed a plastic product injection mold's interior line demoulding structure in the patent that application number is 201821081403.3, it carries out the drawing of patterns through setting up the push rod, can not harm interior line, but its back of pushing away the plastic product, the plastic product can drop the terrace die upper surface, can injure by a crashing object to the production of interior line on the one hand, and on the other hand can have the damage to shaping plastic work piece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic product injection mold's interior line demoulding structure to plastic product can drop the terrace die upper surface among the solution prior art, can injure by a crashing object to the production of internal line on the one hand, and on the other hand can have the problem of damage to shaping plastic work piece.

In order to achieve the above object, the utility model provides a following technical scheme:

an inner grain demoulding structure of an injection mould for plastic products comprises a male mould, a female mould positioned above the male mould and a material pushing assembly arranged on the female mould;

the punch die is characterized in that a motor is arranged on one side of the punch die, connecting rods are mounted on two sides of a power output end of the motor, a supporting component is fixedly connected to one end, far away from the motor, of each connecting rod, and the height position of the supporting component is located between the punch die and the female die.

Preferably, the receiving assembly comprises a receiving tray, and the receiving tray has a cavity.

Preferably, a buffer plate is arranged in the cavity, and a spring is connected between the lower surface of the buffer plate and the bottom surface of the bearing disc.

Preferably, a receiving convex part is fixedly connected to the upper surface of the buffer plate, the shape of the receiving convex part is the same as that of the male die, and the size of the receiving convex part is smaller than that of the male die.

Preferably, the middle part of the female die is provided with an injection molding opening.

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

1. the utility model is provided with a receiving component which can receive the plastic product falling from the upper part so as to ensure that the damage to the inner texture caused by the falling of the molded plastic product onto the lower male die is avoided;

2. the tray component of the utility model is provided with the spring which can give a buffering force to the plastic product falling off from the upper part, thereby ensuring the integrity of the plastic product;

3. the utility model provides a tray assembly can rotate to the assurance can be sent away the plastic product of accepting.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the receiving assembly of the present invention;

fig. 3 is a top view of the tray of the present invention.

In the figure: 1. a male die; 2. a female die; 3. a material pushing assembly; 4. a receiving assembly; 41. a bearing plate; 42. a buffer plate; 43. a spring; 44. receiving the convex part; 5. a motor; 6. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an inner-line demolding structure of an injection mold for a plastic product, provided by the embodiment of the present invention, includes a male mold 1, a female mold 2 located above the male mold 1, and a material pushing assembly 3 disposed on the female mold 2; an injection molding opening is formed in the middle of the female die 2, the female die 2 can move downwards so that the male die 1 and the female die 2 can be closed, when the male die 1 and the female die 2 are closed, injection molding is carried out through the injection molding opening, a plastic product is molded in a cavity formed by the male die 1 and the female die 2, the molded plastic product rises together with the female die 2, and then the plastic product is pushed downwards through the pushing assembly 3; one side of terrace die 1 is equipped with motor 5, and connecting rod 6 is all installed to motor 5's power take off end both sides, and the one end rigid coupling that motor 5 was kept away from to connecting rod 6 has and accepts subassembly 4, and the high position of accepting subassembly 4 lies in between terrace die 1 and die 2, and after die 2 upwards moved and breaks away from convex film 1, motor 5 drive connecting rod 6 was rotatory, will accept the rotatory below to die 2 of subassembly 4, and then the plastic product of the ejection of compact from die 2 can be accepted subassembly 4.

Referring to fig. 2 and 3, the receiving member 4 includes a receiving tray 41, and the receiving tray 41 has a cavity for receiving the fallen plastic product.

As shown in fig. 2, in order to avoid damage to the product caused by directly dropping the plastic product into the cavity, a buffer plate 42 is arranged inside the cavity, and a spring 43 is connected between the lower surface of the buffer plate 42 and the bottom surface of the bearing plate 41, so that the product can be buffered by the buffer plate 42 provided with the spring 43 after dropping, and the integrity of the plastic product is ensured.

Referring to fig. 1 and 2, a receiving convex portion 44 is fixedly connected to an upper surface of the buffer plate 42, the receiving convex portion 44 is used for matching with the molded plastic product to ensure that the plastic product can be more stable when moving along with the receiving component 4, the shape of the receiving convex portion 44 is the same as that of the male die 1, and the size of the receiving convex portion 44 is smaller than that of the male die 1 to ensure that the molded plastic product can conveniently fall at the position of the receiving convex portion 44.

After the carrying is completed, the motor 5 can drive the carrying component 4 to rotate to a position away from between the female die 2 and the male die 1, so that the female die 2 and the male die 1 can be closed again, and the plastic product can be taken down from the carrying component 4 by using tools such as a machine and a hand conveniently.

The utility model discloses a theory of operation and use flow: when the device is used, the female die 2 can move downwards, so that the male die 1 and the female die 2 can be closed; when the male die 1 and the female die 2 are closed, injection molding is carried out through an injection molding port, a plastic product is molded in a cavity part formed by the male die 1 and the female die 2, and the molded plastic product rises along with the female die 2; then the motor 5 drives the connecting rod 6 to rotate, the bearing component 4 is rotated to the lower part of the female die 2, and then the bearing component is pushed out downwards through the pushing component 3, so that the molded plastic product is pushed to the upper surface of the bearing convex part 44, and the product can be buffered by the buffer plate 42 provided with the spring 43 after falling off; the integrality of plastic product has been guaranteed, and after accepting the completion, motor 5 can drive accepts subassembly 4 and rotate to the position that breaks away from between die 2 and the terrace die 1 for die 2 and terrace die 1 can be closed again, and the use machinery that can be convenient this moment receives instruments such as hand to say that the plastic product takes off from accepting subassembly 4 can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plastic product injection mold's interior line demoulding structure which characterized in that: comprises a male die (1), a female die (2) positioned above the male die (1) and a material pushing assembly (3) arranged on the female die (2);

one side of terrace die (1) is equipped with motor (5), connecting rod (6) are all installed to the power take off both sides of motor (5), connecting rod (6) are kept away from the one end rigid coupling of motor (5) has and accepts subassembly (4), the high position of accepting subassembly (4) is located between terrace die (1) and die (2).

2. The inner grain demolding structure of the plastic product injection mold as claimed in claim 1, wherein: the receiving assembly (4) comprises a receiving tray (41), and the receiving tray (41) is provided with a cavity.

3. The inner grain demolding structure of the plastic product injection mold as claimed in claim 2, wherein: a buffer plate (42) is arranged in the cavity, and a spring (43) is connected between the lower surface of the buffer plate (42) and the bottom surface of the bearing disc (41).

4. The inner texture demoulding structure of the injection mould for plastic products as claimed in claim 3, wherein: and a bearing convex part (44) is fixedly connected to the upper surface of the buffer plate (42), the shape of the bearing convex part (44) is the same as that of the male die (1), and the size of the bearing convex part (44) is smaller than that of the male die (1).

5. The inner grain demolding structure of the plastic product injection mold as claimed in claim 1, wherein: and the middle part of the female die (2) is provided with an injection molding port.