Rapid demolding mechanism for mold

Abstract

The utility model discloses a quick demoulding mechanism for a mould, which comprises a left mould base and a right mould base which are matched with each other, a telescopic cylinder which is obliquely arranged is fixed on the left mould base through a fixing frame, a movable base is arranged at the telescopic end of the telescopic cylinder, a first mould cavity is arranged on the left mould base, a second mould cavity is arranged on the right mould base, and the first mould cavity and the second mould cavity are communicated with each other. A first mold cavity is formed in the left mold base, a second mold cavity is formed in the right mold base, a third mold cavity is formed in the movable base, after the left mold base, the right mold base and the movable base are combined and butted, the first mold cavity, the second mold cavity and the third mold cavity are combined to form an injection mold cavity, and an injection pipe and a riser pipe which are communicated with the second mold cavity are arranged on the right mold base; during demolding, the left mold base and the right mold base are separated, then the telescopic cylinder is controlled, and the movable base and the left mold base are separated, so that a special-shaped injection molding part subjected to injection molding can be conveniently demolded.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a rapid demolding mechanism for molds. Background Art

[0002] A mold is a variety of dies and tools used in industrial production to obtain the required products by means of injection molding, blow molding, extrusion, die casting, forging, smelting, stamping, etc. In short, a mold is a tool for making shaped articles, and this tool is composed of various parts, and different molds are composed of different parts; when making special-shaped molds with existing molds, if two split mold bases are used for injection molding, it is difficult to demold the injection molded parts, which is not conducive to rapid demolding. Summary of the Utility Model

[0003] In order to solve the defect that when making special-shaped molds with existing molds, if two split mold bases are used for injection molding, it is difficult to demold the injection molded parts, which is not conducive to rapid demolding, the utility model provides a rapid demolding mechanism for molds.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The rapid demolding mechanism for molds of the utility model includes a left mold base and a right mold base that cooperate with each other. An inclined telescopic cylinder is fixed on the left mold base through a fixing frame, and a movable seat is installed at the telescopic end of the telescopic cylinder. A first mold cavity is provided on the left mold base, a second mold cavity is provided on the right mold base, and a third mold cavity is provided on the movable seat. After the left mold base, the right mold base and the movable seat are combined and docked, the first mold cavity, the second mold cavity and the third mold cavity are combined to form an injection mold cavity. An injection pipe and a riser pipe communicated with the second mold cavity are provided on the right mold base.

[0006] As a preferred technical solution of the utility model, cooling pipelines are provided in the left mold base, the right mold base and the movable seat.

[0007] As a preferred technical solution of the utility model, a limiting cavity for the movement of the movable seat is provided on the left mold base.

[0008] As a preferred technical solution of the utility model, a docking cavity for docking with the movable seat is provided on the right mold base.

[0009] As a preferred technical solution of the utility model, a mounting seat is provided on one side of the left mold base, and the mounting seat and the fixing frame are fixed to each other through bolts.

[0010] As a preferred technical solution of the utility model, a positioning block is provided on the mounting seat, and a positioning groove for inserting the positioning block is provided on the fixing frame.

[0011] The beneficial effects of the present utility model are as follows:

[0012] 1. The rapid demoulding mechanism for this kind of mould is formed by combining a left mould base and a right mould base. The mould is specific. Among them, a telescopic cylinder arranged obliquely is fixed on the left mould base through a fixing frame. The telescopic end of the telescopic cylinder is provided with a movable seat, and a third mould cavity is arranged on the movable seat. In this way, a special-shaped injection mould cavity can be formed between the left mould base, the first mould cavity and the second mould cavity on the right mould base. When demoulding, the left mould base and the right mould base are separated, and then the telescopic cylinder is controlled to separate the movable seat from the left mould base, which is convenient for demoulding the special-shaped injection moulded parts after injection moulding.

[0013] 2. One side of the left mould base in the rapid demoulding mechanism for this kind of mould is provided with a mounting seat. The mounting seat and the fixing frame are fixed by bolts. A positioning block is arranged on the mounting seat, and a positioning groove for the positioning block to insert is arranged on the fixing frame, which is convenient for the installation and disassembly of the fixing frame. Description of the Drawings

[0014] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0015] Figure 1 is a schematic structural diagram of the rapid demoulding mechanism for the mould of the present utility model;

[0016] Figure 2 is a schematic structural diagram of the right mould base of the rapid demoulding mechanism for the mould of the present utility model;

[0017] Figure 3 is a schematic installation diagram of the fixing frame of the rapid demoulding mechanism for the mould of the present utility model;

[0018] Figure 4 is a schematic structural diagram of the fixing frame of the rapid demoulding mechanism for the mould of the present utility model.

[0019] In the figure: 1. Left mould base; 2. Right mould base; 3. Fixing frame; 4. Telescopic cylinder; 5. Movable seat; 6. First mould cavity; 7. Second mould cavity; 8. Third mould cavity; 12. Limiting cavity; 13. Docking cavity; 14. Mounting seat; 15. Positioning block; 16. Positioning groove. Detailed Embodiments

[0020] The following are descriptions of the preferred embodiments of the present utility model with reference to the drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model and are not used to limit the present utility model.

[0021] Embodiment: As Figures 1-4As shown in the figure, the rapid demolding mechanism for the mold of the present utility model includes a left mold base 1 and a right mold base 2 that cooperate with each other. A telescopic cylinder 4 that is inclined is fixed on the left mold base 1 through a fixing frame 3. The telescopic end of the telescopic cylinder 4 is provided with a movable seat 5. The left mold base 1 is provided with a first mold cavity 6, and the right mold base 2 is provided with a second mold cavity 7. The movable seat 5 is provided with a third mold cavity 8. After the left mold base 1, the right mold base 2, and the movable seat 5 are combined and butted, the first mold cavity 6, the second mold cavity 7, and the third mold cavity 8 are combined to form an injection mold cavity. The right mold base 2 is provided with an injection pipe and a riser pipe that communicate with the second mold cavity 7. The present utility model is formed by combining the left mold base 1 and the right mold base 2. The mold is specific. Among them, a telescopic cylinder 4 that is inclined is fixed on the left mold base 1 through a fixing frame 3. The telescopic end of the telescopic cylinder 4 is provided with a movable seat 5, and the movable seat 5 is provided with a third mold cavity 8. In this way, a special-shaped injection mold cavity can be formed between the left mold base 1, the first mold cavity 6 and the second mold cavity 7 on the right mold base 2. When demolding, the left mold base 1 and the right mold base 2 are separated, and then the telescopic cylinder 4 is controlled to separate the movable seat 5 from the left mold base 1, which is convenient for demolding the special-shaped injection molded parts after injection molding.

[0022] Cooling pipes are provided in the left mold base 1, the right mold base 2 and the movable seat 5, which improves the cooling of the plastic and ensures better working efficiency.

[0023] Among them, during the actual manufacturing process, ejector rods extending into the injection mold cavity are provided on the left mold base 1. The end of the ejector rod is provided with an ejector block, and a receiving groove for receiving the ejector block is provided on the inner wall of the first mold cavity, which is convenient for ejecting the workpiece after injection molding. In addition, the present utility model is provided with an ejector rod 9 on the left mold base 1. During demolding, the ejector rod 9 jacks up the ejector block 10, so that the injection molded parts after injection molding can be ejected, thus realizing rapid demolding.

[0024] The left mold base 1 is provided with a limiting cavity 12 for the movement of the movable seat, and the right mold base 2 is provided with a butting cavity 13 for butting with the movable seat, which is convenient for operating the movable seat 5.

[0025] One side of the left mold base 1 is provided with a mounting seat 14. The mounting seat 14 and the fixing frame 3 are fixed by bolts; the mounting seat 14 is provided with a positioning block 15, and the fixing frame 3 is provided with a positioning groove 16 for the positioning block 15 to be inserted. This is convenient for the installation and disassembly of the fixing frame.

[0026] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A quick demoulding mechanism for a mold, characterized in that: The invention comprises a left mold base (1) and a right mold base (2) which cooperate with each other, wherein a telescopic cylinder (4) arranged in an inclined manner is fixed on the left mold base (1) via a fixed frame (3), and a movable seat (5) is installed at the telescopic end of the telescopic cylinder (4), and a first mold cavity (6) is provided on the left mold base (1), and a second mold cavity (7) is provided on the right mold base (2), and a third mold cavity (8) is provided on the movable seat (5). After the left mold base (1), the right mold base (2) and the movable seat (5) are combined and docked, the first mold cavity (6), the second mold cavity (7) and the third mold cavity (8) are combined to form an injection mold cavity, and an injection tube and a riser tube which are connected to the second mold cavity (7) are provided on the right mold base (2).

2. The rapid demoulding mechanism for a mold according to claim 1, characterized in that: The left mold base (1), the right mold base (2) and the movable base (5) are all provided with cooling pipes.

3. The rapid demoulding mechanism for a mold according to claim 1, characterized in that: The left mold base (1) is provided with a limiting cavity (12) for the movable base to move.

4. The rapid demoulding mechanism for a mold according to claim 1, characterized in that: The right mold base (2) is provided with a docking cavity (13) for docking with the movable base.

5. The rapid demoulding mechanism for a mold according to claim 1, characterized in that: A mounting seat (14) is provided on one side of the left mold base (1), and the mounting seat (14) is fixed to the fixing frame (3) via bolts.

6. The rapid demoulding mechanism for a mold according to claim 5, characterized in that: The mounting seat (14) is provided with a positioning block (15), and the fixing frame (3) is provided with a positioning groove (16) for the positioning block (15) to be inserted.

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