CN216329822U

CN216329822U - Interior division type injection moulding mould

Info

Publication number: CN216329822U
Application number: CN202123110715.7U
Authority: CN
Inventors: 徐光伦
Original assignee: Hangzhou Guangneng Rongneng Auto Parts Co ltd
Current assignee: Hangzhou Guangneng Rongneng Auto Parts Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-19
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to the technical field of injection molding, and discloses an inner parting injection molding mold, which comprises an operation table, a movable mold is fixedly connected to the right end of the top of the operation table, and four top corners inside the movable mold slide. A limit rod is sleeved, the left end of the limit rod is fixedly connected with a static mold, an ejector rod is slidably sleeved inside the static mold, and one end of the ejector rod is fixedly connected with a connecting rod, and the left end of the connecting rod is connected The fixed connection has a fixed plate. The inner parting injection molding mold, through the hydraulic press installed on the side of the fixed plate, when the movable mold and the static mold need to be closed, the hydraulic press is started, and the static mold is directly pushed by the hydraulic press to slide on the top of the operating table and pass the limit. The limit of the rod makes the static mold and the movable mold closely fit. When the movable mold and the static mold are closed, the external module can be injected through the injection port, thereby improving the airtightness and convenience of the device.

Description

Interior division type injection moulding mould

Technical Field

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

Background

The injection molding is also called injection molding, which is a molding method combining injection molding and molding, has the advantages of high production speed, high efficiency, automatic operation, various colors, shapes from simple to complex, accurate size of products, easy replacement of products, capability of forming products with complex shapes, suitability for the molding processing fields of mass production, products with complex shapes and the like, and the injection molding is suitable for the molding processing fields of mass production, products with complex shapes and the like, and a method for stirring completely molten plastic materials by a screw at a certain temperature, injecting the plastic materials into a mold cavity by high pressure, cooling and solidifying to obtain molded products, is suitable for the batch production of parts with complex shapes, is one of important processing methods, and the injection molding process is roughly divided into external parting injection molding and internal parting injection molding, the external parting injection molding is easy to generate rim charge, and the internal parting injection molding avoids the situation, while the inner parting type injection mold is also different from the outer parting type mold.

The inner parting injection mold in the market at present adopts the same injection molding mode as the outer parting, but the inner structure of the inner parting injection mold is different, but most of the inner parting injection molds adopt the auxiliary clamping of clamping tools such as screw nuts and the like to ensure the sealing performance of a movable mold and a static mold, and most of the injection molds need to take out a molded workpiece manually, so that the inner parting injection mold is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an internal parting injection molding mold which has the advantages of automatically pressing two molds for sealing and quickly taking out a molded workpiece, and solves the problems in the background technology.

The utility model provides the following technical scheme: the utility model provides an interior division type injection moulding mould, includes the operation panel, the right-hand member fixedly connected with moving die utensil at operation panel top, four apex angle departments inside moving die utensil slide and have cup jointed the gag lever post, the left end fixedly connected with quiet mould of gag lever post, the inside of quiet mould slides and has cup jointed the ejector pin, the one end fixedly connected with connecting rod of ejector pin, the left end fixedly connected with fixed plate of connecting rod, the hydraulic press is installed to one side of fixed plate.

Preferably, an injection molding opening is formed in the movable mold, an outer module is fixedly connected to one side of the movable mold, and the injection molding opening penetrates through the outer module.

Preferably, an inner die cavity is formed in the static die, the volume of the inner die cavity is larger than that of the outer die block, and an exhaust port is formed in the top of the inner die cavity.

Preferably, the ejector rod penetrates through the inner die cavity, the right end of the ejector rod is completely matched with the outer shape of the inner die cavity, and the inner die cavity, the ejector rod and the outer die block are provided with two groups.

Preferably, the output end of the hydraulic machine is fixedly connected with the static mould, the hydraulic machine is positioned below the connecting rod, and the height of the fixing plate is lower than that of the static mould.

Preferably, a discharge hole is formed in the right side of the top of the operating platform, the width of the movable mold and the width of the static mold are wider than that of the discharge hole, the height of the static mold is equal to that of the movable mold, and the static mold is abutted to the top of the operating platform but not fixedly connected with the top of the operating platform.

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

1. this interior parting injection moulding mould through the hydraulic press of installation on fixed plate one side, when needs are closed movable mould and quiet mould, starts the hydraulic press, directly pushes away the movable mould through the hydraulic press and slides and spacing through the gag lever post at the top of operation panel for quiet mould and movable mould closely laminate, can mould plastics through the mouth of moulding plastics to the outer module after movable mould and quiet mould are closed, has improved the seal and the convenience of this device from this.

2. This interior division type injection moulding mould, through the connecting rod at fixed plate one side fixed connection, after the completion of moulding plastics, the effect through the hydraulic press equally, with the surperficial pulling force of quiet mould driven mould, the ejector pin of interior mould intracavity portion maintains the difference when quiet mould moves towards the hydraulic press, then make quiet mould slide in the outside of ejector pin, and finally make the ejector pin with the inside of the ejecting interior mould chamber of the inside forming die of interior mould chamber, then discharge through the discharge gate on operation panel top right side, the convenience of this device has been improved from this.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a front view of the moving mold of the present invention;

FIG. 4 is a front view of the static mold of the present invention.

In the figure: 1. an operation table; 2. moving the mold; 3. an injection molding port; 4. a limiting rod; 5. a static mould; 6. an inner mold cavity; 7. a top rod; 8. a connecting rod; 9. a fixing plate; 10. a hydraulic press; 11. an exhaust port; 12. and an outer module.

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. 1-2, an internal parting injection molding mold comprises an operation table 1, the operation table 1 is used as a bearing platform of the device, the operation table 1 ensures that a sliding space is provided for a static mold 5 and simultaneously plays a role of fixing a movable mold 2, the right end of the top of the operation table 1 is fixedly connected with the movable mold 2, the movable mold 2 is used as a static module and plays a role of forming a closed space with the static mold 5 for injection molding, limiting rods 4 are sleeved at four top corners inside the movable mold 2 in a sliding manner, the limiting rods 4 play a role of limiting the static mold 5, the static mold 5 is also limited by the limiting rods 4 through the limiting of the movable mold 2 to the limiting rods 4, so that the static mold 5 can move linearly without errors in matching with the static mold 5, the left end of the limiting rods 4 is fixedly connected with the static mold 5, the static mold 5 is used as a moving module, the device has the advantages that the effect of controlling the sealing and opening and closing of the whole die is achieved, the ejector rod 7 is sleeved in the static die 5 in a sliding mode, when the movable die 2 and the static die 5 are closed, the ejector rod 7 has the effect of plugging one side of the inner die cavity 6, when the movable die 2 and the static die 5 are separated from being closed, the effect of jacking a formed workpiece is achieved, one end of the ejector rod 7 is fixedly connected with the connecting rod 8, the connecting rod 8 has the effect of linking the ejector rod 7, the ejector rod 7 is also kept in a fixed state due to the fact that the fixing plate 9 is fixed, the left end of the connecting rod 8 is fixedly connected with the fixing plate 9, the fixing plate 9 serves as a fixed structure and plays a role of supporting the ejector rod 7 and the hydraulic machine 10, the hydraulic machine 10 serves as a power source of the device and is responsible for controlling the closed state between the movable die 2 and the static die 5, the injection port 3 is formed in the movable die 2, mouth 3 of moulding plastics has made things convenient for user's notes material, interior die cavity 6 has been seted up to the inside of quiet mould 5, the volume of interior die cavity 6 is greater than the volume of outer module 12, interior die cavity 6 has played the effect of going on stereotyping with the melt of moulding plastics with the cooperation of outer module 12, gas vent 11 has been seted up at the top of interior die cavity 6, gas vent 11 has played the air escape's that will mould interior die cavity 6 inside purpose, the output and the quiet mould 5 fixed connection of hydraulic press 10, hydraulic press 10 is located the below of connecting rod 8, the height that highly is less than quiet mould 5 of fixed plate 9.

Referring to fig. 3-4, one side of the moving mold 2 is fixedly connected with an outer mold block 12, the outer mold block 12 is used as a molding module, an inlet channel is provided for the injection of the melt while the injection melt is shaped, the injection port 3 penetrates through the outer mold block 12, the ejector pin 7 penetrates through the inner mold cavity 6, the right end of the ejector rod 7 is completely matched with the shape of the inner cavity 6, the ejector rod 7 and the outer module 12 are provided with two groups, the right side of the top of the operating platform 1 is provided with a discharge hole which ensures the effect of quickly collecting ejected forming workpieces, the widths of the movable mould 2 and the static mould 5 are wider than the discharge hole, the heights of the static mould 5 and the movable mould 2 are equal, and the static mould 5 is abutted against the top of the operating platform 1 but is not fixedly connected, the static mould 5 on the top of the operating platform 1 ensures that the static mould 5 is not hindered by the operating platform 1 while moving by taking the operating platform 1 as a platform.

The working principle is as follows: when the injection molding device is used, firstly, the hydraulic machine 10 is started, the movable mold 5 is pushed to slide on the top of the operating platform 1 through the hydraulic machine 10, the movable mold 5 is limited by the limiting rod 4 and the movable mold 2 in the sliding process, so that the movable mold 5 linearly moves, after the movable mold 5 abuts against the movable mold 2 and is completely closed, the ejector rod 7 is kept in a fixed state and is still in place and finally forms fit with the inner mold cavity 6, then injection melt is injected into the inner portion of the outer mold block 12 through the injection port 3 and enters the inner mold cavity 6 through the outer mold block 12, so that injection molding is performed, air in the movable mold 2 and the fixed mold 5 is extruded through the injection melt and is discharged out of the device through the exhaust port 11 in the injection molding process, after the injection molding is completed, the hydraulic machine 10 is also started, the fixed plate 9 is pulled through the hydraulic machine 10, so that the movable mold 5 and the fixed mold 2 are separated from the closed state, when the formed workpiece moves along with the static die 5 towards the direction of the hydraulic machine 10, the formed workpiece is limited by the ejector rod 7 which is kept in place, so that the formed workpiece in the inner die cavity 6 is subjected to reaction force, the ejected workpiece is ejected from the inner die cavity 6 by the ejector rod 7, and the ejected workpiece is discharged to the outside of the device from the discharge port on the right side of the top of the operating platform 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the utility model, the filling pattern is only used for distinguishing the layers and is not limited at all.

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. An inner parting injection molding mold, comprising an operating table (1), characterized in that: a moving mold (2) is fixedly connected to the right end of the top of the operating table (1), and a moving mold (2) is fixed inside the moving mold (2). A limit rod (4) is slidably sleeved at the four top corners, a static mold (5) is fixedly connected to the left end of the limit rod (4), and a top rod (5) is slidably sleeved inside the static mold (5). 7), one end of the top rod (7) is fixedly connected with a connecting rod (8), the left end of the connecting rod (8) is fixedly connected with a fixing plate (9), and one side of the fixing plate (9) is installed There are hydraulic presses (10).

2 . The inner parting injection molding mold according to claim 1 , wherein an injection port ( 3 ) is opened inside the movable mold ( 2 ), and one side of the movable mold ( 2 ) is fixed. 3 . An outer module (12) is connected, and the injection port (3) penetrates the outer module (12).

3. An inner parting injection molding mold according to claim 1, characterized in that: an inner mold cavity (6) is opened inside the static mold (5), and the volume of the inner mold cavity (6) is Larger than the volume of the outer module (12), an exhaust port (11) is opened at the top of the inner mold cavity (6).

4. An inner parting injection molding mold according to claim 1, characterized in that: the ejector rod (7) passes through the inner mold cavity (6), and the right end of the ejector pin (7) is connected to the inner mold cavity (6). The shape of the mold cavity (6) is completely matched, and there are two groups of the inner mold cavity (6), the ejector rod (7) and the outer module (12).

5. An inner parting injection molding mold according to claim 1, characterized in that: the output end of the hydraulic press (10) is fixedly connected to the static mold (5), and the hydraulic press (10) is located at the connecting rod ( Below 8), the height of the fixing plate (9) is lower than the height of the static mold (5).

6. An inner parting injection molding mold according to claim 1, characterized in that: a discharge port is provided on the right side of the top of the operating table (1), and the movable mold (2) and the static mold ( 5) The width is wider than the discharge port, the height of the static mold (5) and the movable mold (2) are equal, and the static mold (5) is abutted against the top of the operating table (1) but not fixedly connected.