Display shell forming die

Abstract

The utility model discloses a display shell forming die which comprises a lower die, an upper die and a driving piece arranged between the lower die and the upper die, and the driving piece is arranged to be capable of driving the upper die and the lower die to be closed or opened. A supporting platen is arranged at the bottom of the lower die, vertical plates are arranged at the two ends of the supporting platen, at least two guide rods vertically penetrating through the upper die are arranged between the two vertical plates, and the lower die is in sliding connection with the guide rods. A reset spring is arranged on the guide rod and located between the lower die and the vertical plate in a sleeved mode, a push plate movably penetrating through the vertical plate is fixedly connected to one side of the lower die, a servo motor is installed outside the vertical plate, and a cam making contact with the push plate is installed on the servo motor. According to the display shell forming mold, the filled pouring liquid can be shaken in a reciprocating manner when the display shell is poured, so that the pouring liquid can be leveled and filled in place as soon as possible, and the efficiency and effect of pouring forming of the display shell are improved.

Description

Technical Field

[0001] The utility model relates to the field of display shell molding, in particular to a display shell molding die. Background Art

[0002] The vehicle-mounted central control display consists of a shell, a display screen and internal components. The display shell is usually formed by casting, so a casting mold is required.

[0003] Chinese patent CN201920220904.3 discloses a high-precision display housing assembly injection mold, which includes a fixed mold, a movable mold, and a cavity arranged between the fixed mold and the movable mold, and a gate extending into the cavity is arranged on the fixed mold.

[0004] Research has found that when using the high-precision display shell assembly injection mold to cast the display shell, the casting liquid has a long leveling time and a poor leveling effect, and the casting liquid often fails to fill in place. Therefore, this is a problem that needs to be solved at present. Utility Model Content

[0005] The utility model aims to provide a display shell molding die, which can reciprocate and shake the filled casting liquid when casting the display shell, so that the casting liquid can be leveled and filled in place as soon as possible, thereby increasing the efficiency and effect of the display shell casting molding.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a display shell molding mold, which includes a lower mold, an upper mold and a driving member arranged between the lower mold and the upper mold, and the driving member is configured to be able to drive the upper mold and the lower mold to close or open the mold; a supporting table is provided at the bottom of the lower mold, and vertical plates are provided at both ends of the supporting table, and at least two guide rods vertically penetrating the upper mold are provided between the two vertical plates, and the lower mold is slidably connected to the guide rods; a return spring is sleeved on the guide rod between the lower mold and the vertical plate, and a push plate that movably penetrates the vertical plate is fixed to one side of the lower mold, a servo motor is installed outside the vertical plate, and a cam that contacts the push plate is installed on the servo motor.

[0007] Preferably, a mounting plate is fixedly connected to the outer side of the vertical plate, the servo motor is mounted on the mounting plate, and the shaft of the servo motor passes through the mounting plate downward and is connected to the cam.

[0008] Preferably, a plurality of arc supports perpendicular to the vertical plate are arranged at the bottom of the lower mold, and the arc surfaces of the arc supports are in sliding contact with the supporting table.

[0009] Preferably, the plurality of arc supports are arranged at equal intervals.

[0010] Preferably, the driving member includes brackets fixedly connected to both ends of the lower mold and a crossbeam connecting the brackets at both ends, a hydraulic cylinder is installed on the crossbeam, and the shaft of the hydraulic cylinder passes through the crossbeam and is connected to the upper mold.

[0011] Preferably, the bracket comprises a central vertical plate, and side support plates are fixedly connected to both sides of the central vertical plate, and the lower ends of the side support plates are fixedly connected to the end sides of the lower mold.

[0012] Preferably, a pouring hole is respectively provided at the four corner positions of the upper mold.

[0013] According to the above technical scheme, the utility model provides a display shell molding mold, which includes a lower mold, an upper mold and a driving member arranged between the lower mold and the upper mold, and the driving member is configured to be able to drive the upper mold and the lower mold to close or open the mold; a supporting table is provided at the bottom of the lower mold, and vertical plates are provided at both ends of the supporting table, and at least two guide rods vertically passing through the upper mold are provided between the two vertical plates, and the lower mold is slidably connected to the guide rods; a return spring is sleeved on the guide rod between the lower mold and the vertical plate, and a push plate that movably passes through the vertical plate is fixed to one side of the lower mold, a servo motor is installed outside the vertical plate, and a cam that contacts the push plate is installed on the servo motor.

[0014] The display shell molding mold has the following beneficial effects: mold closing and mold opening can be achieved by driving the driving part. In addition, during mold closing and casting, the servo motor drives the cam to push the push plate to drive the lower mold and the upper mold to move back and forth as a whole. The reset spring can quickly reset the lower mold and the upper mold when they move. The reciprocating shaking of the casting liquid can make the casting liquid leveled and filled in place as soon as possible, thereby increasing the efficiency and effect of the display shell casting molding.

[0015] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment of a display housing molding die;

[0018] Figure 2 yes Figure 1A schematic diagram of the structure from the bottom side perspective;

[0019] Figure 3 yes Figure 1 Rear view of

[0020] Figure 4 yes Figure 3 AA cross-sectional structural diagram;

[0021] Figure 5 yes Figure 1 Right view of;

[0022] Figure 6 yes Figure 5 Schematic diagram of the BB cross-section structure.

[0023] Description of Reference Numerals

[0024] 1-vertical plate; 2-push plate; 3-cam; 4-mounting plate; 5-servo motor; 6-lower mold; 7-upper mold; 8-pouring hole; 9-center vertical plate; 10-crossbeam; 11-hydraulic cylinder; 12-side support plate; 13-guide rod; 14-reset spring; 15-support table; 16-arc support. DETAILED DESCRIPTION

[0025] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0026] In the present utility model, unless otherwise stated, directional words contained in terms such as "up, down, left, right, front, back, inside, outside" merely represent the orientation of the terms in normal usage, or are common names understood by those skilled in the art, and should not be regarded as limitations on the terms.

[0027] See also Figure 1-6 The display shell molding mold shown in the figure comprises a lower mold 6, an upper mold 7 and a driving member arranged between the lower mold 6 and the upper mold 7, wherein the driving member is configured to be able to drive the upper mold 7 to close or open the mold with the lower mold 6; a supporting table 15 is provided at the bottom of the lower mold 6, and vertical plates 1 are provided at both ends of the supporting table 15, and at least two guide rods 13 vertically penetrating the upper mold 7 are provided between the two vertical plates 1, and the lower mold 6 is slidably connected to the guide rods 13; a return spring 14 is sleeved on the guide rod 13 between the lower mold 6 and the vertical plate 1, a push plate 2 that movably penetrates the vertical plate 1 is fixedly connected to one side of the lower mold 6, a servo motor 5 is installed outside the vertical plate 1, and a cam 3 that contacts the push plate 2 is installed on the servo motor 5, and a mold cavity matching the display shell can be formed after the upper mold 7 and the lower mold 6 are closed.

[0028] Through the implementation of the above technical solution, the mold closing and mold opening can be realized by driving the driving member. In addition, during mold closing and casting, the servo motor 5 drives the cam 3 to push the push plate 2 to drive the lower mold 6 and the upper mold 7 to move back and forth as a whole. The reset spring 14 can quickly reset the lower mold 6 and the upper mold 7 when they move. Through the reciprocating shaking of the casting liquid, the casting liquid can be leveled and filled in place as soon as possible, thereby increasing the efficiency and effect of the display housing casting. Wherein, a guide hole for the guide rod 13 to slide is provided on the lower mold 6, and the guide hole does not pass through the mold cavity of the lower mold 6. The guide rod 13 can be a cylindrical light rod, and the guide hole is correspondingly set to a cylindrical light hole. In addition, the push plate 2 is set to a rectangular structure, and its outer end surface can be pressed and contacted with the side of the cam 3, so that the cam 3 can press and push the push plate 2 as it rotates. A rectangular sliding hole for providing the push plate 2 to slide horizontally is correspondingly provided on the vertical plate 1.

[0029] In this embodiment, in order to further provide a method for installing the servo motor 5, a mounting plate 4 is fixedly connected to the outer side of the vertical plate 1, the servo motor 5 is mounted on the mounting plate 4, and the shaft of the servo motor 5 passes downward through the mounting plate 4 and is connected to the cam 3.

[0030] In this embodiment, a plurality of arc supports 16 perpendicular to the vertical plate 1 are arranged at the bottom of the lower mold 6, and the arc surface of the arc support 16 is in sliding contact with the support plate 15. Through such an arrangement, the contact area between the bottom surface of the lower mold 6 and the upper surface of the support plate 15 is reduced, and the friction loss is reduced. Of course, the plurality of arc supports 16 can also be replaced by a plurality of bull's eye bearings distributed in a matrix.

[0031] In this embodiment, in order to enable the lower mold 6 to obtain a stable supporting effect, a plurality of arc supports 16 are arranged at equal intervals.

[0032] In this embodiment, in order to further provide a driving member, the driving member includes brackets fixed to both ends of the lower mold 6 and a crossbeam 10 connecting the brackets at both ends, and a hydraulic cylinder 11 is installed on the crossbeam 10, and the shaft of the hydraulic cylinder 11 passes through the crossbeam 10 and is connected to the upper mold 7. The upper mold 7 is driven up and down by the action of the hydraulic cylinder 11, thereby realizing mold opening and mold closing.

[0033] In this embodiment, the bracket includes a central vertical plate 9, and side support plates 12 are fixedly connected to both sides of the central vertical plate, and the lower ends of the side support plates 12 are fixedly connected to the end sides of the lower mold 6. Through such an arrangement, the side support plates 12 are arranged on both sides to improve the support stability of the bracket.

[0034] In this embodiment, a pouring hole 8 is respectively provided at the four corners of the upper mold 7. The multiple pouring holes 8 are all connected to the mold cavity, and the multiple pouring holes 8 are provided and the multiple pouring holes 8 are respectively provided at the four corners of the upper mold 7, so that the pouring liquid dispersion effect is better.

[0035] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0036] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0037] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A display housing molding die, characterized in that: The display housing molding die comprises a lower die (6), an upper die (7), and a driving member arranged between the lower die (6) and the upper die (7), wherein the driving member is arranged to be able to drive the upper die (7) and the lower die (6) to close or open the die; A support platen (15) is provided at the bottom of the lower mold (6), vertical plates (1) are provided at both ends of the support platen (15), at least two guide rods (13) vertically penetrating the upper mold (7) are provided between the two vertical plates (1), and the lower mold (6) is slidably connected to the guide rods (13); A return spring (14) is sleeved on the guide rod (13) between the lower mold (6) and the vertical plate (1); a push plate (2) that movably passes through the vertical plate (1) is fixedly connected to one side of the lower mold (6); a servo motor (5) is installed outside the vertical plate (1); and a cam (3) that contacts the push plate (2) is installed on the servo motor (5).

2. The display housing molding die according to claim 1, characterized in that: A mounting plate (4) is fixedly connected to the outer side of the vertical plate (1), the servo motor (5) is mounted on the mounting plate (4), and the shaft of the servo motor (5) passes through the mounting plate (4) downward and is connected to the cam (3).

3. The display housing molding die according to claim 1, characterized in that: A plurality of circular arc supports (16) perpendicular to the vertical plate (1) are arranged at the bottom of the lower mold (6), and the circular arc surfaces of the circular arc supports (16) are in sliding contact with the supporting platform (15).

4. The display housing forming mold according to claim 3, characterized in that: The plurality of circular arc supports (16) are arranged at equal intervals.

5. The display housing molding die according to claim 1, characterized in that: The driving member comprises brackets fixedly connected to the two ends of the lower mold (6) and a crossbeam (10) connecting the brackets at the two ends; a hydraulic cylinder (11) is installed on the crossbeam (10); the shaft of the hydraulic cylinder (11) passes through the crossbeam (10) and is connected to the upper mold (7).

6. The display housing forming mold according to claim 5, characterized in that: The bracket comprises a central vertical plate (9), and side support plates (12) are fixedly connected to both sides of the central vertical plate, and the lower ends of the side support plates (12) are fixedly connected to the end sides of the lower mold (6).

7. The display housing molding die according to claim 1, characterized in that: A pouring hole (8) is respectively provided at the four corner positions of the upper mold (7).

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