CN218838469U

CN218838469U - Plastic injection mold convenient to exhaust

Info

Publication number: CN218838469U
Application number: CN202223026224.9U
Authority: CN
Inventors: 符金文
Original assignee: Dongguan Wethink Plastic Mold Products Co ltd
Current assignee: Dongguan Wethink Plastic Mold Products Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-11
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a plastic injection mold convenient for exhaust, which comprises an upper mold and a lower mold, wherein a mold cavity is formed after the upper mold and the lower mold are closed, a handle shell is arranged in the left side of the mold cavity, an injection molding groove is formed at the top of the handle shell, an injection molding cavity is formed by the injection molding groove and the top of the mold cavity, a left slide is arranged in the left side of the handle shell, a right slide is arranged in the right side of the handle shell, the left end of the right slide is provided with an exhaust device communicated with the injection molding cavity, and the right end of the right slide is provided with an injection molding pipe communicated with the right end of the injection molding cavity; the utility model relates to a plastic injection mold convenient to exhaust sets up exhaust apparatus through setting up exhaust apparatus at right slide left end, and the pipe of moulding plastics is from moulding plastics the cavity right-hand member TPE flexible glue of moulding plastics, and the TPE flexible glue is filled right, and unnecessary gas will be effectively discharged from moulding plastics the cavity left end to be provided with anti-blocking piece among the exhaust apparatus, can prevent that the piece from getting into the inlet port, cause the jam.

Description

Plastic injection mold convenient to exhaust

Technical Field

The utility model relates to an injection mold technical field, concretely relates to plastic injection mold convenient to exhaust.

Background

The charging gun is used as an indispensable device for taking electricity for the new energy automobile, and the quality and the performance of the charging gun are directly related to the charging reliability and the charging safety of the new energy automobile. Because of the product structure is special, the rifle handle that charges is moulding plastics in advance and is accomplishing the back, need improve and feel to the part secondary TPE flexible glue of shaking hands, but the TPE in-process of moulding plastics can produce the unable effective discharge of a large amount of gases, and the TPE piece blocks up the air discharge duct easily to can not reach exhaust effect, the difficult smooth and easy problem of exhaust appears easily, lead to the yields low, for this reason, the utility model provides a be convenient for carminative plastic injection mold solves this problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned at least one kind of problem.

The utility model provides a plastic injection mold convenient to exhaust, it includes the mould, the lower mould, it is formed with the die cavity after going up mould and lower mould compound die, be equipped with handle casing in the left side of die cavity, handle casing's top shaping has the groove of moulding plastics, the groove of moulding plastics forms the cavity of moulding plastics with the die cavity top, be equipped with left line position in the handle casing left side, be equipped with right line position in the handle casing right side, right line position left end is equipped with the exhaust apparatus with the cavity intercommunication of moulding plastics, the right-hand member of right line position is equipped with the pipe of moulding plastics with the cavity right-hand member intercommunication of moulding plastics.

Preferably, exhaust apparatus is including setting up the exhaust mold insert on right row position left end upper portion, and exhaust mold insert bottom and left row position form the exhaust groove, and handle casing top shaping intercommunication has the venthole of the cavity left end of moulding plastics, and the exhaust groove communicates with the venthole, and the left end of exhaust groove is the gas outlet.

Preferably, an exhaust channel is arranged in the left traveling position, the other end of the exhaust channel is communicated with the outside, and after the upper die and the lower die are closed, the other end of the exhaust channel is connected with an air outlet at the left end of the exhaust groove.

Preferably, an air inlet hole communicated with the exhaust groove is transversely formed in the top of the exhaust insert, the position of the air inlet hole corresponds to that of the air outlet hole, and an anti-blocking block is arranged in the air inlet hole.

Preferably, the cross section of the air inlet hole is in a dovetail groove shape, and correspondingly, the cross section of the anti-blocking block is also in a dovetail groove shape.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a plastic injection mold convenient to exhaust sets up exhaust apparatus through setting up exhaust apparatus at right slide left end, and the pipe of moulding plastics is from moulding plastics the cavity right-hand member TPE flexible glue of moulding plastics, and the TPE flexible glue is filled right, and unnecessary gas will be effectively discharged from moulding plastics the cavity left end to be provided with anti-blocking piece among the exhaust apparatus, can prevent that the piece from getting into the inlet port, cause the jam.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the handle casing of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is an enlarged schematic view at a in fig. 3.

Fig. 5 is a schematic structural diagram of the middle left row of bits according to the present invention.

Fig. 6 is another schematic structural view of the handle case according to the present invention.

Fig. 7 is a schematic structural view of the middle exhaust insert of the present invention.

In the figure: 1. an upper die; 2. a lower die; 3. a mold cavity; 4. a handle housing; 40. an air outlet; 41. an air outlet; 5. injection molding a groove; 6. injection molding a cavity; 7. a left column bit; 8. a right row bit; 9. an exhaust device; 90. the exhaust insert; 91. an exhaust groove; 92. an air inlet; 93. an anti-blocking block; 10. injection molding a tube; 11. an exhaust passage.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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.

Please refer to fig. 1-7, in the embodiment of the utility model, a plastic injection mold convenient to exhaust, it includes last mould 1, lower mould 2, it is formed with die cavity 3 after 2 compound dies of last mould 1 and lower mould, be equipped with handle casing 4 in the left side of die cavity 3, handle casing 4's top shaping has the groove of moulding plastics 5, the groove of moulding plastics 5 forms injection molding cavity 6 with die cavity 3 top, be equipped with left line position 7 in handle casing 4 left side, be equipped with right line position 8 in handle casing 4 right side, 8 left ends in right line position are equipped with the exhaust apparatus 9 with injection molding cavity 6 intercommunication, the right-hand member of right line position 8 is equipped with the injection molding pipe 10 with injection molding cavity 6 right-hand member intercommunication, because of the product structure is special, handle casing 4 is moulding plastics in advance after accomplishing, it improves and feels to shake hands partial secondary flexible glue of moulding plastics, but when moulding plastics the soft glue portion, the problem that the exhaust is difficult to appear easily, lead to low in the yields, through setting up exhaust apparatus 9 at 8 left ends in right line position, injection molding plastics pipe 10 from the right side flexible glue 6 right-hand end flexible glue of moulding plastics, the right end flexible glue of moulding plastics, TPE right-hand member is moulded plastics, TPE right, the right-hand member flexible glue is moulded plastics, TPE right, the right side flexible glue is moulded plastics, TPE is filled right, TPE right side.

Further, exhaust apparatus 9 is including setting up at the exhaust mold insert 90 on 8 left ends upper portions of right side of going, exhaust mold insert 90 bottom and the 7 exhaust grooves 91 that form of left side of going, handle casing 4 top shaping intercommunication has the venthole 40 of the 6 left ends of cavity of moulding plastics, exhaust groove 91 and venthole 40 intercommunication, the left end of exhaust groove 91 is gas outlet 41, through setting up exhaust mold insert 90, after the compound die, right side of going 8 drives exhaust mold insert 90 to handle casing 4 in, make exhaust mold insert 90's venthole and venthole 40 intercommunication, when moulding plastics the flexible glue, just can be with gaseous exhaust.

Furthermore, an exhaust passage 11 is arranged in the left travel position 7, the other end of the exhaust passage 11 is communicated with the outside, after the upper die 1 and the lower die 2 are closed, the other end of the exhaust passage 11 is connected with the air outlet 41 at the left end of the exhaust groove 91, and the exhaust passage 11 is communicated with the air outlet 41 of the exhaust groove 91, so that air can be exhausted outside during exhaust.

Further, an air inlet 92 communicated with the exhaust groove 91 is transversely formed in the top of the exhaust insert 90, the position of the air inlet 92 corresponds to that of the air outlet 40, an anti-blocking block 93 is arranged in the air inlet 92, and the air inlet 92 can be prevented from being blocked by debris by arranging the anti-blocking block 93.

Further, the cross section of the intake hole 92 is formed in a dovetail groove shape, and correspondingly, the cross section of the anti-blocking block 93 is also formed in a dovetail groove shape.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a plastic injection mold convenient to exhaust, a serial communication port, it includes the mould, the lower mould, it is formed with the die cavity after the compound die with the lower mould to go up the mould, be equipped with handle casing in the left side of die cavity, handle casing's top shaping has the groove of moulding plastics, the groove of moulding plastics forms the cavity of moulding plastics with the die cavity top, be equipped with left line position in the handle casing left side, be equipped with right line position in the handle casing right side, right line position left end is equipped with the exhaust apparatus with the cavity intercommunication of moulding plastics, the right-hand member of right line position is equipped with the pipe of moulding plastics with the cavity right-hand member intercommunication of moulding plastics.

2. The plastic injection mold convenient for air exhaust as claimed in claim 1, wherein the air exhaust device comprises an air exhaust insert arranged at the upper part of the left end of the right walking position, the bottom of the air exhaust insert and the left walking position form an air exhaust groove, the top of the handle shell is communicated with an air outlet at the left end of the injection cavity, the air exhaust groove is communicated with the air outlet, and the left end of the air exhaust groove is an air outlet.

3. The plastic injection mold convenient for air exhaust as claimed in claim 2, wherein an air exhaust channel is arranged in the left-hand position, the other end of the air exhaust channel is communicated with the outside, and after the upper mold and the lower mold are closed, the other end of the air exhaust channel is connected with an air outlet at the left end of the air exhaust groove.

4. The plastic injection mold convenient for air exhaust of claim 2, wherein an air inlet hole communicated with the air exhaust groove is transversely formed at the top of the air exhaust insert, the position of the air inlet hole corresponds to that of the air outlet hole, and an anti-blocking block is arranged in the air inlet hole.

5. The plastic injection mold convenient for air exhaust as claimed in claim 4, wherein the cross section of the air inlet hole is dovetail groove shaped, and correspondingly, the cross section of the anti-blocking block is also dovetail groove shaped.