Double-cavity electric vehicle edging injection mold with built-in oil cylinder core-pulling mechanism

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a double-cavity electric vehicle edging injection mold with a built-in oil cylinder core-pulling mechanism. The injection mold comprises a movable mold plate, a connecting block assembly and a movable mold base are arranged on one side of the movable mold plate, an injection molding opening assembly is inserted into the center of the movable mold plate, a fixed mold core groove formed in one side of a fixed mold base and a movable mold core groove are pressed into a cavity, and a first core pulling assembly base and a second core pulling assembly base are arranged at the pressing positions of the movable mold base and the fixed mold base respectively. The first core-pulling assembly seat and the second core-pulling assembly seat are respectively provided with a first driving assembly and a second driving assembly, and the first driving assembly and the second driving assembly are respectively used for driving the first core rod assembly and the second core rod assembly to be inserted into the cavity. And a product with a mounting hole is directly generated during injection molding, so that the working process is simplified, the workload is reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molds, and relates to a double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism. Background Technique

[0002] Injection molding, also known as injection mold molding, is a molding method that combines injection and molding. The advantages of the injection molding method are high production speed, high efficiency, automation of operation, a variety of flower patterns and colors, the shape can range from simple to complex, the size can range from large to small, and the product size is accurate, the product is easy to update, and it can form parts with complex shapes. Injection molding is suitable for mass production and molding processing fields of products with complex shapes. The existing electric vehicle side strips are two symmetrical and corresponding parts, and there are some mounting holes inside. When injection molding, the product parts are injection molded as a whole, and then after the injection molding is completed, the mounting holes are processed secondly. This causes too many and cumbersome process flows, increases the labor intensity of workers, and reduces production efficiency. Therefore, in view of the above problems, a double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism is proposed. Content of the Utility Model

[0003] The purpose of the utility model is to provide a double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism for the above problems.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, including a moving template, an injection port assembly is provided at the center of the moving template, and a connecting block assembly is provided on one side of the moving template. A moving mold base is provided on the other side of the connecting block assembly, and the moving mold base presses against a fixed mold base on the other side. At the same time, a forming cavity is formed between the pressing of the moving mold base and the fixed mold base. A support block is provided on the other side of the fixed mold base, and a fixed template is provided at the other end of the support block. A support column is provided inside the fixed template, and a top plate assembly is sleeved outside the support column. A top column and a top rod assembly are provided inside the top plate assembly, and both the top column and the top rod assembly are inserted into the fixed mold base. First core-pulling assembly seats and second core-pulling assembly seats are respectively provided on both sides between the pressing of the moving mold base and the fixed mold base, a first driving assembly is provided on one side of the first core-pulling assembly seat, and a second driving assembly is provided on one side of the second core-pulling assembly seat.

[0006] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, the injection port assembly is fixedly connected by being inserted into the center of the moving template, the connecting block assembly is fixedly connected to one side of the moving template, the moving mold base is fixedly connected to the other side of the connecting block assembly, and the other end of the injection port assembly is inserted into the moving mold base.

[0007] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, a moving die core groove is provided on the other side of the moving die base, and the bottom of the moving die core groove is flush with the bottom of the other end of the injection port assembly. A fixed die core groove is provided inside the fixed die base, and the fixed die core groove and the moving die core groove are pressed together to form an internal cavity.

[0008] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, both sides of the moving die base are fixedly connected to half of the inner side of the first core-pulling component seat, and the other half of the inner side of the first core-pulling component seat is closely attached to the side surface of the fixed die base. One end of the first core-pulling component seat is fixedly connected to the first driving component, and the first driving component is placed outside both sides of the moving die base and the fixed die base.

[0009] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, the first core rod component is slidably connected to the inner side of the first core-pulling component seat, and the first core rod component is inserted into the moving die core groove. At the same time, the first core rod component is fixedly connected to the first driving component.

[0010] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, the second core-pulling component seats are fixedly connected to the inner sides of both edges of the side surface of the moving die base, and the second core-pulling component seats are placed outside the moving die core groove. The end face of the second core-pulling component seat is fixedly connected to the second driving component, and the second driving component is inserted and fixedly connected into the moving die base.

[0011] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, the second core rod component is slidably connected to the inner side of the second core-pulling component seat, and the second core rod component is inserted into the moving die core groove. At the same time, the second core rod component is fixedly connected to the second driving component.

[0012] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, positioning holes are provided at the four corners of the moving die base, positioning columns are fixedly connected to the four corners of the fixed die base, and the positioning columns are inserted and slidably connected to the positioning holes.

[0013] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, support blocks are fixedly connected to both ends of the other side of the fixed die base, and the other ends of the support blocks are fixedly connected to both ends of the side surface of the fixed template. A plurality of support columns are fixedly connected to the inside of the fixed template, and the end faces of the other ends of the support columns are closely attached to the side surface of the fixed die base.

[0014] In the above-mentioned double-cavity electric vehicle side strip injection mold with an internal oil cylinder core-pulling mechanism, a top plate assembly is slidably connected to the outside of the support column. Four corners of the top plate assembly are fixedly connected to ejector pins, and the end faces of the other ends of the ejector pins are closely attached to the side surface of the moving die base. A plurality of ejector rod assemblies are fixedly connected to the inside of the top plate assembly, and the end faces of the other ends of the ejector rod assemblies are fitted into the fixed die core groove.

[0015] Compared with the existing technologies, the advantages of the present utility model are as follows:

[0016] On one side of the moving template of the present utility model, there is an adapter block assembly and a moving die base, and an injection port assembly is inserted into the center of the moving template. A fixed die core groove and a moving die core groove provided on one side of the fixed die base are pressed together to form a cavity. A first core pulling assembly seat and a second core pulling assembly seat are respectively provided at the pressing joint of the moving die base and the fixed die base, and a first driving assembly and a second driving assembly are respectively provided on the first core pulling assembly seat and the second core pulling assembly seat. The first driving assembly and the second driving assembly are used to respectively drive the first core rod assembly and the second core rod assembly to insert into the cavity. After adding a core pulling structure inside the mold, a product with mounting holes can be directly produced during injection molding, which simplifies the working process, reduces the workload, and increases the production efficiency.

[0017] Other advantages, objectives and features of the present utility model will be partially reflected by the following description, and partially will also be understood by those skilled in the art through the research and practice of the present utility model. Brief Description of the Drawings

[0018] Figure 1 is the overall schematic diagram of the present utility model;

[0019] Figure 2 is the overall exploded left view schematic diagram of the present utility model;

[0020] Figure 3 is the overall exploded right view schematic diagram of the present utility model;

[0021] Figure 4 is the structural schematic diagram at the fixed die core groove of the present utility model;

[0022] Figure 5 is the internal structure cooperation schematic diagram of the present utility model.

[0023] In the figure: 1. Moving template; 2. Injection port assembly; 3. Adapter block assembly; 4. Moving die base; 41. Moving die core groove; 5. Fixed die base; 51. Fixed die core groove; 6. Support block; 7. Fixed template; 8. Top plate assembly; 9. Positioning column; 10. Positioning hole; 11. First core pulling assembly seat; 1101. First core rod assembly; 12. First driving assembly; 13. Second core pulling assembly seat; 1301. Second core rod assembly; 14. Second driving assembly; 15. Ejector pin; 16. Ejector rod assembly; 17. Support column. Detailed Description of the Preferred Embodiment

[0024] The present utility model will be further described below with reference to the accompanying drawings.

[0025] As Figures 1-5As shown in the figure, a double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core-pulling mechanism includes a moving template 1. An injection port assembly 2 is provided at the center of the moving template 1, and a connecting block assembly 3 is provided on one side of the moving template 1. A moving die base 4 is provided on the other side of the connecting block assembly 3, and the moving die base 4 is pressed against a fixed die base 5 on the other side. At the same time, a molding cavity is formed between the pressing of the moving die base 4 and the fixed die base 5. A support block 6 is provided on the other side of the fixed die base 5, and a fixed template 7 is provided at the other end of the support block 6. A support column 17 is provided inside the fixed template 7, and a top plate assembly 8 is sleeved outside the support column 17. A top column 15 and a ejector rod assembly 16 are provided inside the top plate assembly 8, and both the top column 15 and the ejector rod assembly 16 are inserted into the fixed die base 5. On both sides between the pressing of the moving die base 4 and the fixed die base 5, a first core-pulling assembly seat 11 and a second core-pulling assembly seat 13 are respectively provided. A first driving assembly 12 is provided on one side of the first core-pulling assembly seat 11, and a second driving assembly 14 is provided on one side of the second core-pulling assembly seat 13 at the same time.

[0026] The injection port assembly 2 is fixedly connected by inserting it into the center of the moving template 1, and the connecting block assembly 3 is fixedly connected to one side of the moving template 1. The moving die base 4 is fixedly connected to the other side of the connecting block assembly 3, and the other end of the injection port assembly 2 is inserted into the moving die base 4.

[0027] Furthermore, a moving die core groove 41 is opened on the other side of the moving die base 4, and the bottom of the moving die core groove 41 is flush with the bottom of the other end of the injection port assembly 2. A fixed die core groove 51 is opened inside the fixed die base 5, and the fixed die core groove 51 and the moving die core groove 41 are pressed together to form a molding cavity inside.

[0028] A connecting block assembly 3 and a moving die base 4 are provided on one side of the moving template 1, and the injection port assembly 2 is inserted into the moving template 1. The connecting block assembly 3 is used to protect the middle part of the injection port assembly 2, and at the same time, the injection port of the injection port assembly 2 is inserted into the moving die base 4 and the fixed die base 5 for injection molding.

[0029] Half of the inner side of the first core-pulling assembly seat 11 is fixedly connected to both sides of the moving die base 4, and the other half of the inner side of the first core-pulling assembly seat 11 is closely attached to the side surface of the fixed die base 5. One end of the first core-pulling assembly seat 11 is fixedly connected to the first driving assembly 12, and the first driving assembly 12 is placed outside both sides of the moving die base 4 and the fixed die base 5.

[0030] Furthermore, the first core rod assembly 1101 is slidably connected to the inner side of the first core-pulling assembly seat 11, and the first core rod assembly 1101 is inserted into the moving die core groove 41. At the same time, the first core rod assembly 1101 is fixedly connected to the first driving assembly 12.

[0031] Furthermore, the second core-pulling assembly seat 13 is fixedly connected to the inner side of both edges of the side surface of the moving die base 4, and the second core-pulling assembly seat 13 is placed outside the moving die core groove 41. The end surface of the second core-pulling assembly seat 13 is fixedly connected to the second driving assembly 14, and the second driving assembly 14 is inserted and fixedly connected into the moving die base 4.

[0032] Furthermore, a second core rod assembly 1301 is slidably connected to the inner side of the second core pulling assembly seat 13, and the second core rod assembly 1301 is inserted into the moving die core slot 41. At the same time, the second core rod assembly 1301 is fixedly connected to the second driving assembly 14.

[0033] Among them, a first core pulling assembly seat 11 and a second core pulling assembly seat 13 are respectively provided in the moving die seat 4, and a first core rod assembly 1101 and a second core rod assembly 1301 are respectively provided on the first core pulling assembly seat 11 and the second core pulling assembly seat 13, and both are inserted into the mold cavity to cooperate with the mold cavity to form the mounting holes of the product part.

[0034] Furthermore, positioning holes 10 are provided at the four corners of the moving die seat 4, positioning columns 9 are fixedly connected to the four corners of the fixed die seat 5, and the positioning columns 9 are inserted and slidably connected to the positioning holes 10.

[0035] By using the cooperation of the positioning holes 10 and the positioning columns 9, the moving die seat 4 and the fixed die seat 5 are ensured to be accurate when the mold is closed.

[0036] On both ends of the other side of the fixed die seat 5, support blocks 6 are fixedly connected, and the other ends of the support blocks 6 are fixedly connected to both ends of the side surface of the fixed die plate 7. A plurality of support columns 17 are fixedly connected to the inner side of the fixed die plate 7, and the end surfaces of the other ends of the support columns 17 are in close contact with the side surface of the fixed die seat 5.

[0037] Furthermore, a top plate assembly 8 is slidably connected to the outer sleeve of the support column 17. At the four corners of the top plate assembly 8, ejector pins 15 are fixedly connected, and the end surfaces of the other ends of the ejector pins 15 are in close contact with the side surface of the moving die seat 4. A plurality of ejector rod assemblies 16 are fixedly connected inside the top plate assembly 8, and the end surfaces of the other ends of the ejector rod assemblies 16 are fitted into the fixed die core slot 51.

[0038] Both the ejector pins 15 and the ejector rod assemblies 16 are inserted into the fixed die seat 5 inside the top plate assembly 8. When the mold is opened, the ejector pins 15 push the moving die seat 4, and the ejector rod assemblies 16 eject the product part.

[0039] Working principle:

[0040] On one side of the moving template 1, there is an adapter block assembly 3 integrated with the moving die base 4. The center of the moving template 1 is inserted with an injection port assembly 2, and the other end of the injection port assembly 2 is inserted into the moving die core groove 41 on the other side of the moving die base 4. In this way, the fixed die core groove 51 provided on one side of the fixed die base 5 and the moving die core groove 41 are pressed together to form a cavity. At the pressing joint of the moving die base 4 and the fixed die base 5, there are a first core-pulling assembly seat 11 and a second core-pulling assembly seat 13 respectively. And on the first core-pulling assembly seat 11 and the second core-pulling assembly seat 13, there are a first driving assembly 12 and a second driving assembly 14 respectively. The first driving assembly 12 and the second driving assembly 14 are used to drive the first core rod assembly 1101 and the second core rod assembly 1301 to insert into the cavity respectively, and cooperate with the cavity to form the mounting holes of the product part. On the other side of the fixed die base 5, there is a support block 6 and a fixed template 7. And inside the fixed template 7, there is a top plate assembly 8. At the same time, there are ejector pins 15 and ejector rod assemblies 16 on the top plate assembly 8 respectively. When opening the mold, first, the first core-pulling assembly seat 11 and the second core-pulling assembly seat 13 work to pull out the first core rod assembly 1101 and the second core rod assembly 1301 from the cavity. Then, the top plate assembly 8 works. The ejector pins 15 are used to push open the structure on the side of the moving die base 4, and at the same time, the ejector rod assemblies 16 push out the product part from the fixed die core groove 51, and the mold opening is completed.

[0041] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, but will not deviate from the spirit of the present invention.

[0042] Although terms such as 1, moving template; 2, injection port assembly; 3, adapter block assembly; 4, moving die base; 41, moving die core groove; 5, fixed die base; 51, fixed die core groove; 6, support block; 7, fixed template; 8, top plate assembly; 9, positioning column; 10, positioning hole; 11, first core-pulling assembly seat; 1101, first core rod assembly; 12, first driving assembly; 13, second core-pulling assembly seat; 1301, second core rod assembly; 14, second driving assembly; 15, ejector pin; 16, ejector rod assembly; 17, support column are used more in this article, the possibility of using other terms is not excluded. Using these terms is only to more conveniently describe and explain the essence of the present invention, and interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism, comprising a movable mold plate (1), characterized in that: The center of the movable mold plate (1) is provided with an injection port assembly (2), and a connecting block assembly (3) is provided on one side of the movable mold plate (1), and a movable mold seat (4) is provided on the other side of the connecting block assembly (3), and a fixed mold seat (5) is pressed on the other side of the movable mold seat (4), and a molding cavity is formed between the movable mold seat (4) and the fixed mold seat (5) by pressing, and a support block (6) is provided on the other side of the fixed mold seat (5), and a fixed mold plate (7) is provided at the other end of the support block (6), and a support column (17) is provided on the inner side of the fixed mold plate (7), and the outer side of the support column (17) is provided with a support column (17). A top plate assembly (8) is sleeved therein, and a top column (15) and a top rod assembly (16) are arranged on the inner side of the top plate assembly (8), and the top column (15) and the top rod assembly (16) are both inserted into the fixed mold seat (5), and a first core pulling assembly seat (11) and a second core pulling assembly seat (13) are respectively arranged on both sides between the pressing part of the movable mold seat (4) and the fixed mold seat (5), and a first driving assembly (12) is arranged on one side of the first core pulling assembly seat (11), and a second driving assembly (14) is arranged on one side of the second core pulling assembly seat (13).

2. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 1, characterized in that: The center of the movable mold plate (1) is inserted and fixedly connected to the injection port assembly (2), and one side of the movable mold plate (1) is fixedly connected to the connecting block assembly (3), and the other side of the connecting block assembly (3) is fixedly connected to the movable mold base (4), and the other end of the injection port assembly (2) is inserted into the movable mold base (4).

3. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 2, characterized in that: A movable mold core groove (41) is provided on the other side of the movable mold base (4), and the bottom of the movable mold core groove (41) is flush with the bottom of the other end of the injection port assembly (2); a fixed mold core groove (51) is provided on the inner side of the fixed mold base (5), and the fixed mold core groove (51) and the movable mold core groove (41) are pressed together to form an internal molding cavity.

4. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 3, characterized in that: Both sides of the movable mold base (4) are fixedly connected to the inner half of the first core pulling assembly base (11), and the other inner half of the first core pulling assembly base (11) is tightly fitted with the side of the fixed mold base (5); one end of the first core pulling assembly base (11) is fixedly connected to the first drive assembly (12), and the first drive assembly (12) is placed outside the movable mold base (4) and the fixed mold base (5).

5. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 4, characterized in that: The first core rod assembly (1101) is slidably connected to the inner side of the first core pulling assembly seat (11), and the first core rod assembly (1101) is inserted into the movable mold core groove (41), and the first core rod assembly (1101) is fixedly connected to the first driving assembly (12).

6. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 5, characterized in that: The second core pulling assembly seat (13) is fixedly connected to the inner sides of the two edges of the side of the movable mold seat (4), and the second core pulling assembly seat (13) is placed outside the movable mold core groove (41); the end face of the second core pulling assembly seat (13) is fixedly connected to the second drive assembly (14), and the second drive assembly (14) is inserted into and fixedly connected to the movable mold seat (4).

7. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 6, characterized in that: The second core rod assembly (1301) is slidably connected to the inner side of the second core pulling assembly seat (13), and the second core rod assembly (1301) is inserted into the movable mold core groove (41), and the second core rod assembly (1301) is fixedly connected to the second driving assembly (14).

8. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 7, characterized in that: Positioning holes (10) are provided at the four corners of the movable mold base (4), and positioning columns (9) are fixedly connected to the four corners of the fixed mold base (5), and the positioning columns (9) are inserted into the slidably connected positioning holes (10).

9. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core pulling mechanism according to claim 8, characterized in that: Both ends of the other side of the fixed mold base (5) are fixedly connected to the support block (6), and the other end of the support block (6) is fixedly connected to the two ends of the side of the fixed mold plate (7). The inner side of the fixed mold plate (7) is fixedly connected to a plurality of support columns (17), and the other end faces of the support columns (17) are tightly fitted to the side of the fixed mold base (5).

10. The double-cavity electric vehicle side strip injection mold with a built-in oil cylinder core-pulling mechanism according to claim 9, characterized in that: The support column (17) is provided with a sliding connection to the top plate assembly (8) on the outer surface, and the top plate assembly (8) is fixedly connected to the top column (15) at the four corners of the assembly, and the other end surface of the top column (15) is tightly fitted with the side surface of the movable mold base (4); a plurality of top rod assemblies (16) are fixedly connected inside the top plate assembly (8), and the other end surface of the top rod assembly (16) is embedded in the fixed mold core groove (51).

Images