Colloid injection mold

Abstract

The utility model relates to the technical field of injection molds, and discloses a colloid injection mold which is used for colloid forming. The colloid comprises a shell, two ends of the shell are respectively provided with a connecting groove and a mounting groove, the mounting groove is communicated with the connecting groove, and two sides of the inner wall of the connecting groove are respectively provided with a plurality of pin grooves. According to the colloid injection mold, the first injection molding station and the second injection molding station are arranged, the first mounting block, the second mounting block and the inner groove forming assembly are assembled into the first mold core, and meanwhile the corresponding outer wall forming assembly and the notch forming assembly are selected to be assembled into the second mold core; a connecting column, a pin groove forming column and a notch forming column are replaced, the requirement for shells with different numbers of pin grooves is met, flexible machining of different numbers of pin grooves of the shells is achieved, the assembly matching requirement is lowered, the mold can adapt to different machining conditions, the whole profiling injection mold can be replaced differently, and the application range of the mold is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a colloid injection mold. Background Art

[0002] An injection mold is a tool for producing plastic products. It is also a tool that gives plastic products a complete structure and precise dimensions. Injection molding is a processing method used in mass production of parts. Specifically, it refers to the process of injecting heated and melted plastic into the mold cavity under high pressure by an injection molding machine, and obtaining a molded product after cooling and solidification.

[0003] Currently, there is a colloid, which includes a shell, with a connecting groove and a mounting groove respectively opened at two ends of the shell, the mounting groove is connected to the connecting groove, and a plurality of pin grooves are opened on both sides of the inner wall of the connecting groove.

[0004] The number of pin grooves on the inner wall of the shell connection groove is different. Generally, the mold core of the traditional injection mold adopts a relatively contoured structure. When the number of pin grooves changes, it is necessary to replace a matching set of contoured molds for injection molding, which results in a small range of applicable processing conditions for the mold. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a colloid injection mold to solve the problems mentioned in the above background.

[0006] The utility model provides the following technical solutions: a colloid injection mold, comprising: an injection mold for colloid molding;

[0007] The colloid comprises a shell, and a connecting groove and a mounting groove are respectively provided at two ends of the shell, and the mounting groove is connected with the connecting groove, and a plurality of pin grooves are provided on both sides of the inner wall of the connecting groove;

[0008] The injection mold comprises a first mold base and a second mold base that are movable in opening and closing, the first mold base is provided with a first mold core, the first mold core is provided with a plurality of first injection molding stations, the second mold base is provided with a second mold core, the second mold core is provided with a plurality of second injection molding stations, an injection cavity is formed between the first injection molding station and the second injection molding station, and an injection molding assembly is installed on the first mold base;

[0009] The first injection molding station comprises a first mounting block, a second mounting block and an inner groove forming assembly, wherein the first mounting block and the second mounting block are both mounted inside the first mold core, and the inner groove forming assembly is mounted between the first mounting block and the second mounting block;

[0010] The second injection molding station includes two outer wall molding components and a notch molding component. The two outer wall molding components and the notch molding component are both installed inside the second mold core, and the notch molding component is arranged between the two outer wall molding components.

[0011] Preferably, the inner groove forming assembly includes a first positioning column, two mounting columns and multiple inner groove forming columns, the first positioning column, two mounting columns and multiple inner groove forming columns are all installed inside the first mold core, the multiple inner groove forming columns are divided into two groups and are respectively arranged on both sides of the first positioning column, a partition column is arranged between two adjacent inner groove forming columns, and the mounting column is installed on the side of the end forming column away from the first positioning column.

[0012] Preferably, the inner groove forming column comprises a connecting column, pin groove forming columns are installed on both sides of the connecting column, and the surface of the pin groove forming column is connected to a fixing column.

[0013] Preferably, the outer wall forming assembly includes a mounting seat and a mounting plate, a surface of the mounting plate is provided with a plurality of grooves, and an outer wall forming block is installed on the inner wall of the groove, the mounting plate is installed on the surface of the mounting seat, and the mounting seat is installed on the second mold core.

[0014] Preferably, the notch forming assembly includes a second positioning column, two limiting columns and a plurality of forming seats, the second positioning column is installed inside the second mold core, the plurality of forming seats are divided into two groups and are respectively arranged on both sides of the second positioning column, a notch forming column is installed on the inner wall of each forming seat, a guide block is arranged between two adjacent forming seats, and the limiting column is installed on the side of the forming seat away from the first positioning column.

[0015] Preferably, a flow guide is connected to the surface of the forming seat, and the flow guide is communicated with the inner wall of the forming seat.

[0016] Preferably, the injection molding assembly includes an injection molding tube, an injection molding port is opened on the top of the first mold base, the injection molding tube is installed on the inner wall of the injection molding port, and the bottom end of the injection molding tube extends to the interior of the first mold core.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The colloid injection mold is provided with a first injection molding station and a second injection molding station, and a first mounting block, a second mounting block and an inner groove molding component are assembled into a first mold core, and corresponding outer wall molding components and notch molding components are selected and assembled into a second mold core. When different numbers of pin grooves need to be processed, the connecting column, the pin groove molding column and the notch molding column are replaced to meet the needs of shells with different numbers of pin grooves, and different numbers of pin grooves connected to the shell can be flexibly processed, thereby reducing assembly and matching requirements, being adaptable to different processing conditions, and replacing a whole set of contour injection molds in different ways, thereby improving the application range of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the connection groove and the pin groove of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the installation slot of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the injection mold of the utility model;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the side section structure at the middle AA position;

[0023] Figure 5 This is a schematic diagram of the structure of the first mold core of the utility model;

[0024] Figure 6 For this utility model Figure 5 Schematic diagram of the decomposed structure at B;

[0025] Figure 7 This is a schematic diagram of the structure of the second mold core of the utility model;

[0026] Figure 8 This is a schematic diagram of the structure of the outer wall forming component of the utility model;

[0027] Fig. 9 For this utility model Figure 7 Schematic diagram of the decomposed structure at point C in the middle.

[0028] In the figure: 101, housing; 102, connecting groove; 103, mounting groove; 104, pin groove; 2, first mold base; 3, second mold base; 4, first mold core; 5, first injection molding station; 51, first mounting block; 52, second mounting block; 53, inner groove molding assembly; 531, first positioning column; 532, mounting column; 533, inner groove molding column; 5331, connecting column; 5332, pin groove molding column; 5333 , fixing column; 534, dividing column; 6, second mold core; 7, second injection molding station; 71, outer wall molding assembly; 711, mounting seat; 712, mounting plate; 713, outer wall molding block; 72, slot molding assembly; 721, second positioning column; 722, limiting column; 723, molding seat; 724, slot molding column; 8, injection molding assembly; 81, injection molding tube; 82, injection molding port; 9, flow guide; 10, flow guide block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-8 , a colloid injection mold, comprising: an injection mold for colloid molding;

[0031] The colloid comprises a shell 101, and a connecting groove 102 and a mounting groove 103 are respectively provided at two ends of the shell 101, and the mounting groove 103 is connected with the connecting groove 102, and a plurality of pin grooves 104 are provided on both sides of the inner wall of the connecting groove 102;

[0032] The injection mold comprises a first mold base 2 and a second mold base 3 with opening and closing displacements, a first mold core 4 is provided on the first mold base 2, a plurality of first injection molding stations 5 are provided on the first mold core 4, a second mold base 3 is provided with a second mold core 6, a plurality of second injection molding stations 7 are provided on the second mold core 6, an injection molding cavity is formed between the first injection molding station 5 and the second injection molding station 7, and an injection molding assembly 8 is installed on the first mold base 2;

[0033] The first injection molding station 5 includes a first mounting block 51, a second mounting block 52 and an inner groove forming assembly 53. The first mounting block 51 and the second mounting block 52 are both mounted inside the first mold core 4, and the inner groove forming assembly 53 is mounted between the first mounting block 51 and the second mounting block 52.

[0034] The second injection molding station 7 includes two outer wall molding components 71 and a notch molding component 72 . Both the outer wall molding components 71 and the notch molding component 72 are installed inside the second mold core 6 , and the notch molding component 72 is arranged between the two outer wall molding components 71 .

[0035] The inner groove forming assembly 53 includes a first positioning column 531, two mounting columns 532 and multiple inner groove forming columns 533. The first positioning column 531, the two mounting columns 532 and the multiple inner groove forming columns 533 are all installed inside the first mold core 4. The multiple inner groove forming columns 533 are divided into two groups and are respectively arranged on both sides of the first positioning column 531. A partition column 534 is arranged between two adjacent inner groove forming columns 533. The mounting column 532 is installed on the side of the end forming column away from the first positioning column 531. The inner groove forming column 533 includes a connecting column 5331. Pin groove forming columns 5332 are installed on both sides of the connecting column 5331, and the surface of the pin groove forming column 5332 is connected to a fixing column 5333.

[0036] The outer wall molding component 71 includes a mounting seat 711 and a mounting plate 712. The surface of the mounting plate 712 is provided with multiple grooves, and the inner walls of the grooves are installed with outer wall molding blocks 713. The mounting plate 712 is installed on the surface of the mounting seat 711, and the mounting seat 711 is installed on the second mold core 6. The notch molding component 72 includes a second positioning column 721, two limiting columns 722 and multiple molding seats 723. The second positioning column 721 is installed inside the second mold core 6. The multiple molding seats 723 are divided into two groups and are respectively arranged on both sides of the second positioning column 721. A notch molding column 724 is installed on the inner wall of each molding seat 723. A guide block 10 is arranged between two adjacent molding seats 723. The limiting column 722 is installed on the side of the molding seat 723 away from the first positioning column 531. The surface of the molding seat 723 is connected with a guide channel 9, and the guide channel 9 is communicated with the inner wall of the molding seat 723.

[0037] The injection molding assembly 8 includes an injection molding tube 81 . An injection molding port 82 is formed on the top of the first mold base 2 . The injection molding tube 81 is installed on the inner wall of the injection molding port 82 , and the bottom end of the injection molding tube 81 extends to the inside of the first mold core 4 .

[0038] Pin groove forming columns 5332 are installed on both sides of the connecting column 5331, and fixing columns 5333 are installed on the surfaces of the two pin groove forming columns 5332 to form an inner groove forming column 533. The first positioning column 531, the mounting column 532, the inner groove forming column 533 and the partition column 534 are assembled into an inner groove forming component 53. The inner groove forming component 53 and the first mounting block 51 and the second mounting block 52 are installed on the first mold core 4 to form a first injection molding station 5. The mounting seat 711, the mounting plate 712 and the outer wall forming block 713 are assembled into an outer wall forming component 71. The second positioning column 721, the limiting column 722, the forming seat 723, the notch forming column 724 and the guide block 10 are assembled into a notch forming component 72. The notch forming component 72 is installed on the second mold core 6, and then two The outer wall molding component 71 is symmetrically installed on both sides of the slot molding component 72. When the first mold base 2 and the second mold base 3 are closed, the first mold core 4 and the second mold core 6 are driven to close, and an injection cavity is formed between the first injection molding station 5 and the second injection molding station 7. The injection molding equipment is connected to the injection mold through the injection port 82, and the injection liquid is introduced into the injection cavity through the injection tube 81 to form the shell 101. When it is necessary to process different numbers of pin grooves 104, the connecting column 5331, the pin groove molding column 5332 and the slot molding column 724 are replaced to meet the shell 101 with different numbers of pin grooves 104, and flexible processing of different numbers of pin grooves 104 connected to the shell is achieved, which reduces the assembly and matching requirements, can adapt to different processing conditions, and replace the whole set of contoured injection molds to improve the application range of the mold.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A colloid injection mold, characterized in that: include: Injection molds for colloid molding; The colloid comprises a shell (101), two ends of the shell (101) are respectively provided with a connection groove (102) and a mounting groove (103), the mounting groove (103) is communicated with the connection groove (102), and two sides of the inner wall of the connection groove (102) are provided with a plurality of pin grooves (104); The injection mold comprises a first mold base (2) and a second mold base (3) capable of opening and closing, the first mold base (2) being provided with a first mold core (4), the first mold core (4) being provided with a plurality of first injection molding stations (5), the second mold base (3) being provided with a second mold core (6), the second mold core (6) being provided with a plurality of second injection molding stations (7), an injection molding cavity being formed between the first injection molding station (5) and the second injection molding station (7), and an injection molding component (8) being installed on the first mold base (2); The first injection molding station (5) comprises a first mounting block (51), a second mounting block (52) and an inner groove molding assembly (53), wherein the first mounting block (51) and the second mounting block (52) are both mounted inside the first mold core (4), and the inner groove molding assembly (53) is mounted between the first mounting block (51) and the second mounting block (52); The second injection molding station (7) comprises two outer wall molding components (71) and a notch molding component (72); the two outer wall molding components (71) and the notch molding component (72) are both installed inside the second mold core (6), and the notch molding component (72) is arranged between the two outer wall molding components (71).

2. A colloid injection mold according to claim 1, characterized in that: The inner groove forming assembly (53) comprises a first positioning column (531), two mounting columns (532) and a plurality of inner groove forming columns (533); the first positioning column (531), the two mounting columns (532) and the plurality of inner groove forming columns (533) are all mounted inside the first mold core (4); the plurality of inner groove forming columns (533) are divided into two groups and are respectively arranged on both sides of the first positioning column (531); a partition column (534) is arranged between two adjacent inner groove forming columns (533); and the mounting column (532) is mounted on a side of the end forming column away from the first positioning column (531).

3. A colloid injection mold according to claim 2, characterized in that: The inner groove forming column (533) comprises a connecting column (5331), pin groove forming columns (5332) are installed on both sides of the connecting column (5331), and the surface of the pin groove forming column (5332) is connected to a fixing column (5333).

4. A colloid injection mold according to claim 1, characterized in that: The outer wall forming assembly (71) comprises a mounting seat (711) and a mounting plate (712); a plurality of grooves are provided on the surface of the mounting plate (712); and outer wall forming blocks (713) are mounted on the inner walls of the grooves; the mounting plate (712) is mounted on the surface of the mounting seat (711); and the mounting seat (711) is mounted on the second mold core (6).

5. A colloid injection mold according to claim 4, characterized in that: The notch forming assembly (72) comprises a second positioning column (721), two limiting columns (722) and a plurality of forming seats (723); the second positioning column (721) is installed inside the second mold core (6); the plurality of forming seats (723) are divided into two groups and are respectively arranged on both sides of the second positioning column (721); a notch forming column (724) is installed on the inner wall of each forming seat (723); a guide block (10) is arranged between two adjacent forming seats (723); and the limiting column (722) is installed on a side of the forming seat (723) away from the first positioning column (531).

6. A colloid injection mold according to claim 5, characterized in that: The surface of the forming seat (723) is connected to a flow guide channel (9), and the flow guide channel (9) is in communication with the inner wall of the forming seat (723).

7. A colloid injection mold according to claim 1, characterized in that: The injection molding assembly (8) comprises an injection molding tube (81), the top of the first mold base (2) is provided with an injection molding port (82), the injection molding tube (81) is installed on the inner wall of the injection molding port (82), and the bottom end of the injection molding tube (81) extends to the interior of the first mold core (4).

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