Injection mold for automobile central control panel

Abstract

The utility model discloses an injection mold for an automobile central control panel, which comprises a movable mold and a fixed mold, and an embedded convex mold is fixedly connected to the middle of the inner side of the movable mold; according to the utility model, the short contact rod is extruded by the fitting surface on the outer side of the fixed mold of the mold to inwards push the stripping ejection assembly, and the ejection elastic piece is compressed and drives the long ejection rod to inwards contract through the connecting bottom plate until the long ejection rod and the short contact rod are respectively flush with the movable mold and the embedded convex mold of the mold, so that the injection molding work is not influenced, and the production efficiency is improved. When injection molding is finished, an air compressor pumps high-pressure air through an air pipe, one end of an injection molding hole is attached to a gun barrel shooting head of an injection molding machine and has pressure, air can be pumped into an inner cavity of a fixed mold through an air pumping through hole, demolding of one side of the fixed mold of the mold is achieved, then a movable mold of the mold is pulled, and an ejection elastic piece extends outwards to eject a connecting bottom plate, a long ejection rod and a short contact rod; and the injection-molded central control panel can be ejected out through the stripping ejection assembly, so that the ejection work can be quickly and conveniently carried out through the structure.

Description

Technical Field

[0001] The utility model relates to the technical field of injection mold equipment, in particular to an injection mold for a central control panel of an automobile. Background Art

[0002] The car center control panel refers to the panel located between the driver and the front passenger inside the car, which usually includes various control buttons, display screens and interfaces for operating various functions and systems of the vehicle. The car center control panel is usually manufactured by injection molding. It injects molten plastic into the mold through the injection molding process, and then cools and hardens to finally form the required plastic car center control panel. However, the existing injection molds for car center control panels cannot quickly and conveniently perform the ejection and demolding work when in use, and usually require the use of a hydraulic ejection mechanism for ejection, which is costly to use. Utility Model Content

[0003] The purpose of the utility model is to provide an injection mold for a central control panel of an automobile in order to solve the problem that the existing injection mold for a central control panel of an automobile cannot quickly and conveniently perform the ejection and demoulding work when in use, and usually requires an additional hydraulic ejection mechanism to eject the material, which is costly when used.

[0004] To achieve the above object, the utility model provides the following technical solution: an injection mold for a central control panel of an automobile, comprising: a movable mold and a fixed mold, an embedded convex mold is fixedly connected to the middle of the inner side of the movable mold, and stripping and ejection components are slidably connected to both sides of the inner side of the movable mold;

[0005] The stripping and ejecting assembly comprises a connecting bottom plate, one end of which is fixedly connected to a long ejecting rod, the other end of which is fixedly connected to a short contact rod, and the back of which is fixedly connected to an ejecting elastic member;

[0006] A long rod sliding hole is provided inside the embedded convex mold, a short rod sliding hole is provided inside the movable mold of the mold, and a sliding inner cavity is provided inside the movable mold of the mold.

[0007] As a further solution of the utility model: a pump air connecting threaded tube is fixedly connected through the middle of the upper part of the mold fixed mold, an injection hole is opened in the middle of the mold fixed mold, and a pump air through hole is opened in the middle of the upper part of the mold fixed mold, and the pump air connecting threaded tube is connected to the injection hole through the pump air through hole.

[0008] As a further solution of the utility model: a fixed mold cavity is opened on the inner side of the fixed mold of the mold, injection holes are opened on both sides of the fixed mold cavity, the fixed mold cavity is adapted to the embedded punch, and there are four groups of injection holes located at both ends of the inner side of the fixed mold cavity.

[0009] As a further solution of the utility model: the four ends of the inner side of the movable mold are fixedly connected with positioning guide rods, and the four ends of the inner side of the fixed mold are opened with positioning guide holes. The number of the positioning guide rods and positioning guide holes is set in four groups and the specifications and positions are adapted.

[0010] As a further solution of the utility model: the connecting base plate, the long ejection rod, the short contact rod, the long rod sliding hole and the short rod sliding hole are all provided in two groups, the ejection elastic parts are provided in multiple groups and are fixed at one end of the connecting base plate close to the short contact rod, the long ejection rod and the short contact rod are respectively slidably arranged inside the long rod sliding hole and the short rod sliding hole, the connecting base plate and the ejection elastic part are arranged inside the sliding inner cavity, and the other end of the ejection elastic part is fixedly connected to the bottom surface of the sliding inner cavity.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model pushes the stripping and ejecting assembly inward by squeezing the short contact rod through the outer fitting surface of the mold fixed die. At this time, the ejecting elastic part is compressed and drives the long ejecting rod to retract inward through the connecting bottom plate until the long ejecting rod and the short contact rod are flush with the mold movable die and the embedded punch respectively, so that the injection molding work is not affected. When the injection molding is completed, the air compressor pumps high-pressure air through the air pipe, and one end of the injection hole fits the injection molding machine barrel nozzle to have pressure. The air will be pumped into the inner cavity of the fixed die through the pump air through hole to realize the demolding of one side of the mold fixed die, and then the mold movable die is pulled, and the ejecting elastic part extends outward to eject the connecting bottom plate, the long ejecting rod and the short contact rod, and the injection molded central control panel can be ejected through the stripping and ejecting assembly. Such a structure can quickly and conveniently perform the ejecting work, and the structure is simple, no independent hydraulic ejecting mechanism is required, the cost is lower, and the maintenance is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of an injection mold for a central control panel of an automobile described in the utility model;

[0014] Figure 2 It is a schematic diagram of the inner structure of a movable mold in an injection mold for a central control panel of an automobile described in the utility model;

[0015] Figure 3 It is a structural schematic diagram of a stripping and ejecting assembly in an injection mold for a central control panel of an automobile described in the utility model;

[0016] Figure 4 It is a structural schematic diagram of a sliding hole in an injection mold for a central control panel of an automobile described in the utility model;

[0017] Figure 5It is a schematic cross-sectional structure diagram of a movable mold in an injection mold for a central control panel of an automobile described in the utility model;

[0018] Figure 6 It is a schematic diagram of the inner structure of a fixed mold in an injection mold for a central control panel of an automobile described in the utility model;

[0019] Figure 7 The utility model is a schematic diagram of the cross-sectional structure of a fixed mold in an injection mold for a central control panel of an automobile.

[0020] In the figure: 1. movable mold; 2. fixed mold; 3. embedded punch; 4. ejector assembly; 5. connecting bottom plate; 6. long ejector rod; 7. short contact rod; 8. ejector elastic member; 9. long rod sliding hole; 10. short rod sliding hole; 11. sliding inner cavity; 12. pump air connecting threaded pipe; 13. injection hole; 14. pump air through hole; 15. fixed mold inner cavity; 16. injection air hole; 17. positioning guide rod; 18. positioning guide hole. DETAILED DESCRIPTION

[0021] 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.

[0022] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0023] Reference Figures 1 to 5 In the embodiment of the utility model, an injection mold for a central control panel of an automobile comprises: a movable mold 1 and a fixed mold 2, an embedded punch 3 is fixedly connected to the middle of the inner side of the movable mold 1, and stripping and ejecting components 4 are slidably connected to both sides of the inner side of the movable mold 1; the stripping and ejecting components 4 include a connecting bottom plate 5, a long ejecting rod 6 is fixedly connected to one end of the connecting bottom plate 5, a short contact rod 7 is fixedly connected to the other end of the connecting bottom plate 5, and an ejecting elastic member 8 is fixedly connected to the back of the connecting bottom plate 5; a long rod sliding hole 9 is opened inside the embedded punch 3, and a short rod sliding hole 9 is opened inside the movable mold 1 Slide hole 10, a sliding inner cavity 11 is opened inside the mold movable mold 1, the connecting bottom plate 5, the long ejector rod 6, the short contact rod 7, the long rod slide hole 9 and the short rod slide hole 10 are each provided with two groups, the ejector elastic member 8 is provided with multiple groups and is located at the end of the connecting bottom plate 5 close to the short contact rod 7 and fixed, the long ejector rod 6 and the short contact rod 7 are respectively located in the long rod slide hole 9 and the short rod slide hole 10 and are slidably arranged, the connecting bottom plate 5 and the ejector elastic member 8 are located in the sliding inner cavity 11, and the other end of the ejector elastic member 8 is fixedly connected to the bottom surface of the sliding inner cavity 11;

[0024] The above scheme is adopted: when the mold movable mold 1 and the mold fixed mold 2 are fitted together, the outer fitting surface of the mold fixed mold 2 squeezes the short contact rod 7 to push the stripping and ejecting assembly 4 inward. At this time, the ejecting elastic part 8 is compressed and drives the long ejecting rod 6 to shrink inward through the connecting bottom plate 5 until the long ejecting rod 6 and the short contact rod 7 are flush with the mold movable mold 1 and the embedded punch 3 respectively, so that the injection molding work will not be affected. After the injection molding is completed, the mold movable mold 1 is pulled, and the ejecting elastic part 8 extends outward to eject the connecting bottom plate 5, the long ejecting rod 6 and the short contact rod 7, and the injection-molded central control panel can be ejected through the stripping and ejecting assembly 4. Such a structure can quickly and conveniently perform the ejecting work, and the structure is simple, no independent hydraulic ejecting mechanism is required, the cost is lower, and the maintenance is simple.

[0025] Reference Figure 6 and Figure 7 A pump air connecting threaded tube 12 is fixedly connected through the middle of the upper part of the mold fixed mold 2, an injection hole 13 is opened in the middle of the mold fixed mold 2, and a pump air through hole 14 is opened in the middle of the upper part of the mold fixed mold 2. The pump air connecting threaded tube 12 is connected to the injection hole 13 through the pump air through hole 14.

[0026] Reference Figure 2 and Figure 6A fixed mold cavity 15 is provided inside the fixed mold 2, and injection holes 16 are provided on both sides of the fixed mold cavity 15. The fixed mold cavity 15 is adapted to the embedded punch 3, and the injection holes 16 are provided in four groups and are located at both ends of the inner side of the fixed mold cavity 15; positioning guide rods 17 are fixedly connected to the four ends of the inner side of the movable mold 1, and positioning guide holes 18 are provided at the four ends of the fixed mold 2. The positioning guide rods 17 and the positioning guide holes 18 are both provided in four groups and the specifications and positions are adapted;

[0027] The above scheme is adopted: during injection molding, the four groups of injection air holes 16 on the side can play the exhaust function. When the injection molding is completed, the air compressor pumps high-pressure air through the air pipe. One end of the injection hole 13 is close to the injection molding machine barrel head with pressure, and the air will be pumped into the fixed mold cavity 15 through the pump air hole 14 to realize the demolding of one side of the mold fixed mold 2.

[0028] The working principle of the utility model is as follows: when in use, the movable mold 1 and the fixed mold 2 are installed in the injection molding machine, the air compressor is connected to the pump air connection threaded pipe 12 through the air pipe, the injection head is pushed into the injection hole 13 to inject the plastic into the space between the embedded punch 3 and the inner cavity 15 of the fixed mold to perform injection molding, and the four groups of injection air holes 16 on the side can play the exhaust function during injection molding, and when the movable mold 1 and the fixed mold 2 are fitted, the outer fitting surface of the fixed mold 2 squeezes the short contact rod 7 to push the stripping and ejecting assembly 4 inward, at this time, the ejecting elastic member 8 is compressed and drives the long ejecting rod 6 to shrink inward through the connecting bottom plate 5, until the long ejecting rod 6 and the short contact rod 7 They are flush with the mold movable mold 1 and the embedded punch 3 respectively, so that the injection molding work will not be affected. When the injection molding is completed, the air compressor pumps in high-pressure air through the air pipe, and one end of the injection hole 13 is close to the injection molding machine barrel head with pressure, and the air will be pumped into the fixed mold cavity 15 through the pump air hole 14 to realize the demoulding of one side of the mold fixed mold 2, and then the mold movable mold 1 is pulled, and the ejection elastic part 8 extends outward to eject the connected bottom plate 5, the long ejection rod 6 and the short contact rod 7, and the injection-molded central control panel can be ejected through the ejection and ejection assembly 4. Such a structure can quickly and conveniently perform the ejection work, and the structure is simple, no independent hydraulic ejection mechanism is required, the cost is lower, and the maintenance is simple.

[0029] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An injection mold for a central control panel of an automobile, characterized in that: include: A movable mold (1) and a fixed mold (2), wherein an embedded punch (3) is fixedly connected to the middle of the inner side of the movable mold (1), and stripping and ejection components (4) are slidably connected to both sides of the inner side of the movable mold (1); The stripping and ejecting assembly (4) comprises a connecting bottom plate (5), one end of the connecting bottom plate (5) is fixedly connected to a long ejecting rod (6), the other end of the connecting bottom plate (5) is fixedly connected to a short contact rod (7), and the back of the connecting bottom plate (5) is fixedly connected to an ejecting elastic member (8); The embedded punch (3) is provided with a long rod sliding hole (9), the movable mold (1) is provided with a short rod sliding hole (10), and the movable mold (1) is provided with a sliding inner cavity (11).

2. The injection mold for a central control panel of an automobile according to claim 1, characterized in that: A pump air connection threaded tube (12) is fixedly connected through the middle of the upper part of the mold fixed die (2), an injection hole (13) is provided in the middle of the interior of the mold fixed die (2), a pump air through hole (14) is provided in the middle of the upper part of the interior of the mold fixed die (2), and the pump air connection threaded tube (12) is connected to the injection hole (13) through the pump air through hole (14).

3. The injection mold for a central control panel of an automobile according to claim 1, characterized in that: A fixed mold cavity (15) is provided inside the fixed mold (2), and injection holes (16) are provided on both sides of the fixed mold cavity (15). The fixed mold cavity (15) is adapted to the embedded convex mold (3), and the injection holes (16) are arranged in four groups and are located at both ends of the inner side of the fixed mold cavity (15).

4. The injection mold for a central control panel of an automobile according to claim 1, characterized in that: The four inner ends of the movable mold (1) are fixedly connected with positioning guide rods (17), and the four inner ends of the fixed mold (2) are provided with positioning guide holes (18). The positioning guide rods (17) and the positioning guide holes (18) are both provided in four groups and their specifications and positions are adapted.

5. The injection mold for a central control panel of an automobile according to claim 1, characterized in that: The connecting bottom plate (5), the long ejecting rod (6), the short contact rod (7), the long rod sliding hole (9) and the short rod sliding hole (10) are each provided in two groups; the ejecting elastic member (8) is provided in multiple groups and is fixedly arranged at one end of the connecting bottom plate (5) close to the short contact rod (7); the long ejecting rod (6) and the short contact rod (7) are respectively slidably arranged inside the long rod sliding hole (9) and the short rod sliding hole (10); the connecting bottom plate (5) and the ejecting elastic member (8) are arranged inside the sliding inner cavity (11), and the other end of the ejecting elastic member (8) is fixedly connected to the inner bottom surface of the sliding inner cavity (11).

Images