CN220113898U

CN220113898U - Injection mold

Info

Publication number: CN220113898U
Application number: CN202321510308.1U
Authority: CN
Inventors: 肖顺华; 钟妙君
Original assignee: Zhuhai Xiejun Toys Co ltd
Current assignee: Zhuhai Xiejun Toys Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-01
Anticipated expiration: 2033-06-13

Abstract

The utility model discloses an injection mold, comprising: the first die body is provided with a first die cavity, a second die cavity, a glue injection channel, a first glue dividing channel and a second glue dividing channel, wherein the first glue dividing channel is communicated with the first die cavity, and the second glue dividing channel is communicated with the second die cavity; the switch is rotatably arranged on the first die body, one end of the switch is communicated with the glue injection channel, and the other end of the switch is used for communicating the first glue distribution channel or the second glue distribution channel; the second die body is provided with a first core, and is used for being in butt joint with the first die body, and the first core is used for being inserted into the first die cavity. The switcher that sets up is with melting in the injecting glue passageway and is led first die cavity and second die cavity, and after first die body and second die body butt joint compound die, can realize carrying out the product to first die cavity or the second die cavity that switches on and mould plastics, after the orientation of manual work switcher, can mould plastics another product, convenient and fast does not need to change the mould, improves production efficiency.

Description

Injection mold

Technical Field

The utility model relates to the technical field of injection molding, in particular to an injection mold.

Background

The injection molding of two different products needs to be separately performed by the conventional injection mold, so that time and labor are wasted, and the production efficiency is reduced.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the injection mold, which can concentrate two products into one set of mold for injection molding, thereby improving the efficiency.

An injection mold according to an embodiment of the first aspect of the present utility model includes: the first die body is provided with a first die cavity, a second die cavity, a glue injection channel, a first glue dividing channel and a second glue dividing channel, wherein the first glue dividing channel is communicated with the first die cavity, and the second glue dividing channel is communicated with the second die cavity; the switcher is rotatably arranged on the first die body, one end of the switcher is communicated with the glue injection channel, and the other end of the switcher is used for being communicated with the first glue separation channel or the second glue separation channel; the second die body is provided with a first core, the second die body is used for being in butt joint with the first die body, and the first core is used for being inserted into the first die cavity.

The injection mold provided by the embodiment of the utility model has at least the following beneficial effects: the glue melting device is arranged in the glue injection channel, the glue melting device guides the glue melting in the glue injection channel to the first die cavity and the second die cavity, after the first die body and the second die body are in butt joint and die clamping, the first die cavity or the second die cavity which is conducted can be subjected to product injection molding, after the direction of the switch is manually switched, another product can be subjected to injection molding, the glue melting device is convenient and quick, the die does not need to be replaced, and the production efficiency is improved; in addition, because the switcher is arranged, the problem that the products are bad due to uneven glue feeding when two products are simultaneously injection molded is avoided, namely, the product yield is ensured, and the trouble of replacing the die is avoided.

According to some embodiments of the present utility model, the first mold cavity and the second mold cavity are each provided with a plurality of glue overflow holes, and the first glue separation channel and the second glue separation channel are communicated with the corresponding glue overflow holes, so that the melted glue enters the mold cavity relatively uniformly, the product molding is facilitated, and the water wave generation is reduced.

According to some embodiments of the utility model, the first and second glue channels are each provided with a guide slot, and the switcher includes: the rotating sleeve is inserted into the glue injection channel and can rotate; the connecting nozzle is communicated with the rotating sleeve, a sealing ring is arranged on the connecting nozzle and is used for being embedded into the guide groove, the sealing ring is abutted to the guide groove, the structure is simple, the guide groove is arranged, the sealing ring can be sealed after the first die body is in butt joint with the second die body, and glue leakage is avoided.

According to some embodiments of the utility model, the second die body is slidably connected with a push rod, and the push rod is used for ejecting the product, so that the product can be conveniently taken out.

According to some embodiments of the utility model, the first core is provided with a first demolding layer, so that demolding is facilitated.

According to some embodiments of the present utility model, the first mold cavity and the second mold cavity are provided with a second demolding layer, so that demolding is convenient in cooperation with the first demolding layer, and molding surface quality of a product can be improved.

According to some embodiments of the utility model, the second die body is provided with a positioning column, the first die body is provided with a positioning hole, the positioning column is used for being inserted into the positioning hole, and the positioning column and the positioning hole are arranged to facilitate alignment of the first die body and the second die body, and facilitate die assembly and injection molding.

According to some embodiments of the utility model, the first and second mold bodies are provided with coolant flow channels for circulating a coolant to cool the injection molded product.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of an injection mold according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the injection mold of FIG. 1;

fig. 3 is a schematic structural view of a switcher of the injection mold shown in fig. 1;

fig. 4 is an exploded view of the injection mold shown in fig. 1.

The first mold body 100, the first mold cavity 110, the second mold cavity 120, the glue injection channel 130, the first glue separation channel 140, the second glue separation channel 150, the glue overflow hole 160, the guide groove 170 and the positioning hole 180;

a switch 200, a rotating sleeve 210, a connecting nozzle 220, and a sealing ring 221;

the second mold body 300, the first core 310, the ejector rod 320 and the positioning column 330;

a cooling fluid flow path 400.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a plurality means one or more, and a plurality means two or more, and it is understood that greater than, less than, exceeding, etc. does not include the present number, and it is understood that greater than, less than, within, etc. include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, an injection mold includes: the first mold body 100 is provided with a first mold cavity 110, a second mold cavity 120, a glue injection channel 130, a first glue separation channel 140 and a second glue separation channel 150, wherein the first glue separation channel 140 is communicated with the first mold cavity 110, and the second glue separation channel 150 is communicated with the second mold cavity 120; the switcher 200 is rotatably arranged on the first die body 100, one end of the switcher 200 is communicated with the glue injection channel 130, and the other end of the switcher 200 is communicated with the first glue distribution channel 140 or the second glue distribution channel 150; the second mold body 300 is provided with a first core 310, the second mold body 300 is for interfacing with the first mold body 100, and the first core 310 is for inserting into the first mold cavity 110. The arranged switcher 200 guides the molten glue in the glue injection channel 130 to the first die cavity 110 and the second die cavity 120, after the first die body 100 and the second die body 300 are in butt joint and die combination, the product injection molding of the conducted first die cavity 110 or second die cavity 120 can be realized, after the direction of the switcher 200 is manually switched, the injection molding of another product can be realized, the convenience and the rapidness are realized, the die replacement is not needed, and the production efficiency is improved; in addition, since the switcher 200 is provided, the problem that the product is poor due to uneven glue feeding when two products are simultaneously injection molded is avoided, namely, the product yield is ensured, the trouble of replacing the mold can be avoided, it is to be noted that the surfaces of the first mold cavity 110, the first mold core 310 and the second mold body 300 jointly limit the first injection molding cavity, and the second mold cavity 120 is relatively shallow and can form the second injection molding cavity with the surface of the second mold body 300.

In some embodiments, the first mold cavity 110 and the second mold cavity 120 are provided with a plurality of glue overflow holes 160, and the first glue separating channel 140 and the second glue separating channel 150 are communicated with the corresponding glue overflow holes 160, so that the melted glue enters the mold cavity relatively uniformly, the product molding is facilitated, and the generation of water lines is reduced.

In some embodiments, the first and second glue lanes 140 and 150 are each provided with a guiding slot 170, and the switch 200 includes: a rotating sleeve 210 inserted in the glue injection channel 130, the rotating sleeve 210 being rotatable; the connecting nozzle 220 is communicated with the rotating sleeve 210, the sealing ring 221 is arranged on the connecting nozzle 220, the connecting nozzle 220 is used for being embedded into the guide groove 170, the sealing ring 221 is abutted against the guide groove 170, the structure is simple, and the arranged guide groove 170 and sealing ring 221 can be provided with tightness after the first die body 100 and the second die body 300 are in butt joint and die assembly, so that glue leakage is avoided. It is understood that the connection nozzle 220 can be engaged with the guide groove 170 after being rotated and is inserted into the guide groove 170, and it is understood that the second mold body 300 is provided with a relief groove engaged with the guide groove 170 in order to prevent the protruding portion of the connection nozzle 220 after the insertion of the guide groove 170 from mechanically interfering with the second mold body 300.

In some embodiments, the second die body 300 is slidably connected with a push rod 320, where the push rod 320 is used to eject a product, so as to facilitate product removal, and it is understood that a power member, such as a cylinder or a screw nut mechanism, is externally connected to the push rod 320.

In some embodiments, the first mold core 310 is provided with a first mold release layer, which facilitates mold release, and it is noted that the first mold release layer and the second mold release layer are each a coating layer, which is not shown in the drawing.

In some embodiments, the second demolding layer is disposed in the first mold cavity 110 and the second mold cavity 120, and the demolding is convenient in cooperation with the first demolding layer, so that the molding surface quality of the product can be improved.

In some embodiments, the second die body 300 is provided with a positioning post 330, the first die body 100 is provided with a positioning hole 180, the positioning post 330 is used for being inserted into the positioning hole 180, and the positioning post 330 and the positioning hole 180 are arranged to facilitate alignment of the first die body 100 and the second die body 300, and facilitate die assembly and injection molding.

In some embodiments, the first mold body 100 and the second mold body 300 are provided with a cooling fluid flow channel 400, and the cooling fluid flow channel 400 is used to circulate cooling fluid to cool the injection product, and it is understood that the cooling fluid flow channel 400 is disposed in the first mold body 100 and the second mold body 300 in a common manner.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. An injection mold, comprising:

the first die body (100) is provided with a first die cavity (110), a second die cavity (120), a glue injection channel (130), a first glue separation channel (140) and a second glue separation channel (150), wherein the first glue separation channel (140) is communicated with the first die cavity (110), and the second glue separation channel (150) is communicated with the second die cavity (120);

the switcher (200) is rotatably arranged on the first die body (100), one end of the switcher (200) is communicated with the glue injection channel (130), and the other end of the switcher (200) is used for being communicated with the first glue distribution channel (140) or the second glue distribution channel (150);

-a second mould body (300) provided with a first core (310), the second mould body (300) being adapted to interface with the first mould body (100), the first core (310) being adapted to be inserted into the first mould cavity (110).

2. An injection mold according to claim 1, wherein: the first die cavity (110) and the second die cavity (120) are respectively provided with a plurality of glue overflow holes (160), and the first glue separating channel (140) and the second glue separating channel (150) are communicated with the corresponding glue overflow holes (160).

3. The injection mold of claim 1, wherein the first and second glue channels (140, 150) are each provided with a guide slot (170), and the switch (200) comprises:

a rotating sleeve (210) inserted in the glue injection channel (130), wherein the rotating sleeve (210) can rotate;

the connecting nozzle (220) is communicated with the rotating sleeve (210), a sealing ring (221) is arranged on the connecting nozzle (220), the connecting nozzle (220) is used for being embedded into the guide groove (170), and the sealing ring (221) abuts against the guide groove (170).

4. An injection mold according to claim 1, wherein: and the second die body (300) is connected with an ejector rod (320) in a sliding manner, and the ejector rod (320) is used for ejecting a product.

5. An injection mold according to claim 1, wherein: the first core (310) is provided with a first release layer.

6. An injection mold as claimed in claim 5, wherein: a second release layer is provided in the first cavity (110) and the second cavity (120).

7. An injection mold according to claim 1, wherein: the second die body (300) is provided with a positioning column (330), the first die body (100) is provided with a positioning hole (180), and the positioning column (330) is used for being inserted into the positioning hole (180).

8. An injection mold according to claim 1, wherein: and cooling liquid flow channels (400) are arranged in the first die body (100) and the second die body (300), and the cooling liquid flow channels (400) are used for circulating cooling liquid to cool injection products.