Forming die for silica gel side cover of headphone

Abstract

The utility model discloses a forming mold for a silica gel side cover of a headset, and relates to the field of forming molds, the forming mold comprises a base, the top of the base is fixedly connected with a lower mold, the top of the lower mold is provided with a mold cavity, the top of the lower mold is provided with an upper mold assembly, and an inner cavity of the base is provided with an ejection mechanism; the ejection mechanism comprises a lifting plate located in an inner cavity of the base, first springs are fixedly connected to the four corners of the top of the lifting plate, a push rod is arranged at the top of the lifting plate and located at the bottom of the mold cavity, and the top of the push rod penetrates into the inner cavity of the mold cavity and is fixedly connected with a push plate. Through the arrangement of the ejection mechanism, after the lower mold is separated from the upper mold assembly, when the upper mold assembly continuously moves upwards to a certain height, the ejection mechanism can automatically drive the push plate to move upwards to push a molded article in the mold cavity upwards, so that an automatic demolding effect is achieved, the subsequent demolding time is saved, and the production efficiency is improved. And the forming efficiency of the silica gel side cover of the headphone is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of forming mold, in particular to a forming mold for the silicone side cover of a headset. BACKGROUND

[0002] The headset is worn on the head, not inserted into the ear canal, which is different from the earplug, and it is composed of two parts, the signal transmitter and the headset transmitter with signal receiving and amplifying device connected to the signal source, and the front stage or earphone amplifier can also be connected in front of the transmitter to improve the sound quality and adjust the tone, and the side cover of the headset is made of silicone material, and the forming mold is needed in the production and processing process of the silicone side cover of the headset.

[0003] The forming mold for the silicone side cover of the existing headset cannot automatically eject the formed silicone side cover after the upper mold assembly and the lower mold are separated after the silicone side cover is formed, and the silicone side cover needs to be taken out by another ejecting mechanism or manually, which is more complicated to operate and affects the forming efficiency of the silicone side cover of the headset. SUMMARY

[0004] The purpose of the present application is to provide a forming mold for the silicone side cover of a headset, which has the advantages of automatic ejection and improved processing efficiency.

[0005] To achieve the above purpose, the present application further provides a forming mold for the silicone side cover of a headset, which comprises a base, the top of the base is fixedly connected with a lower mold, the top of the lower mold is provided with a mold cavity, the top of the lower mold is provided with an upper mold assembly, the inner cavity of the base is provided with an ejecting mechanism, the ejecting mechanism comprises a lifting plate, the lifting plate is located in the inner cavity of the base, the four corners of the top of the lifting plate are fixedly connected with first springs, the top of the lifting plate and the bottom of the mold cavity are provided with a push rod, the top of the push rod penetrates into the inner cavity of the mold cavity and is fixedly connected with a push plate, the bottom of the lifting plate is provided with two moving blocks on both sides, a vertical plate is arranged between the two moving blocks, the bottom of the vertical plate is fixedly connected with the inner wall of the base, the surface of the vertical plate and the moving block are fixedly connected with second springs, the top of the moving block is fixedly connected with a pressure roller, the bottom of the lifting plate is fixedly connected with a trapezoidal block, one side of the moving block is fixedly connected with a push block, and one side of the push block penetrates to the outside of the base.

[0006] Preferably, one side of the push block away from the moving block is in contact with a turnover frame, one side of the turnover frame and the base are fixedly connected with a third spring, the front side and the rear side of the turnover frame are movably connected with mounting blocks, the surface of the mounting blocks is fixedly connected with the base, the top of the opposite side of the two turnover frames is fixedly connected with adjusting blocks, the surface of the adjusting blocks is in contact with adjusting wheels, one side of the adjusting wheels is fixedly connected with the upper mold assembly.

[0007] Preferably, the surface of the turnover frame is movably connected with the mounting block through a rotating shaft, and the adjusting block is in the shape of a trapezoid.

[0008] Preferably, the surface of the turnover frame is movably connected with the mounting block through a rotating shaft, and the adjusting block is in the shape of a trapezoid.

[0009] Preferably, the surface of the turnover frame is movably connected with the mounting block through a rotating shaft, and the adjusting block is in the shape of a trapezoid.

[0010] Preferably, the surface of the turnover frame is movably connected with the mounting block through a rotating shaft, and the adjusting block is in the shape of a trapezoid.

[0011] Compared with the prior art, the head-mounted earphone silicone side cover forming mold has the following beneficial effects:

[0012] 1. By setting the ejection mechanism, when the upper mold assembly continuously moves upward to a certain height after the lower mold and the upper mold assembly are separated, the push plate is automatically driven to move upward to push the molded article in the mold cavity upward, thereby playing the role of automatic demolding, the time for subsequent demolding is saved, and the forming efficiency of the head-mounted earphone silicone side cover is improved.

[0013] 2. By setting the U-shaped frame, the turnover range of the turnover frame can be limited, by setting the lifting sleeve, the stability of the movement of the upper mold assembly can be improved, by setting the sliding rod, the movement range of the sliding sleeve can be limited, and by setting the sliding rod and the sliding sleeve, the stability of the movement of the moving block can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a three-dimensional structure schematic view of a head-mounted earphone silicone side cover forming mold provided by the application;

[0015] Figure 2 is a three-dimensional structure schematic view of a base and an ejection mechanism of a head-mounted earphone silicone side cover forming mold provided by the application;

[0016] Figure 3 is a three-dimensional structure schematic view of a base and an ejection mechanism of a head-mounted earphone silicone side cover forming mold provided by the application;

[0017] Figure 4 is a sectional view of a structure of a base of a forming die of a silicone side cover of a headphone provided in the present application.

[0018] In the figure: 1, base; 2, lower die; 3, cavity; 4, upper die assembly; 5, ejection mechanism; 501, lifting plate; 502, first spring; 503, push rod; 504, push plate; 505, moving block; 506, vertical plate; 507, second spring; 508, pressure wheel; 509, trapezoidal block; 510, push block; 511, turnover frame; 512, third spring; 513, mounting block; 514, adjusting block; 515, adjusting wheel; 516, U-shaped frame; 517, sliding rod; 518, sliding sleeve. DETAILED DESCRIPTION

[0019] For the purpose of making the objectives, technical solutions and advantages of the present application clearer, the embodiments of the present application will be further described in detail below with reference to the drawings. The terms such as "upper", "above", "lower", "below", "first end", "second end", "one end", "the other end" and the like used herein to describe the spatial relative position are for the purpose of describing the relationship of one unit or feature relative to another unit or feature as shown in the drawings. The spatial relative position terms can be intended to include different orientations of the device in use or in operation in addition to the orientation shown in the drawings. For example, if the device in the drawing is turned over, the unit described as being "below" or "under" the other unit or feature will be "above" the other unit or feature. Therefore, the exemplary term "below" can encompass both the above and below orientations. The device can be oriented in other ways (rotated 90 degrees or other orientations), and the spatial-related descriptions used herein are interpreted accordingly.

[0020] In addition, the terms "mount", "set", "provided with", "connect", "sliding connection", "fix", "sleeve" should be broadly understood. For example, "connection" can be fixed connection, detachable connection, or integral structure; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through intermediate media, or internal communication between two devices, elements or components. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0021] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the embodiments described in the present application are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-4The utility provides a technical scheme: a forming die of a silica gel side cover of a headset, including base 1, the top of base 1 is fixedly connected with lower mould 2, the top of lower mould 2 is provided with mould cavity 3, the top of lower mould 2 is provided with upper mould assembly 4, the inner cavity of base 1 is provided with ejection mechanism 5, ejection mechanism 5 includes lifting plate 501, lifting plate 501 is located in the inner cavity of base 1, the four corners of the top of lifting plate 501 are all fixedly connected with first spring 502, the top of lifting plate 501 and the bottom of mould cavity 3 are provided with push rod 503, the top of push rod 503 penetrates to the inner cavity of mould cavity 3 and is fixedly connected with push plate 504, the two sides of the bottom of lifting plate 501 are all provided with moving block 505, vertical plate 506 is arranged between the two moving blocks 505, the bottom of vertical plate 506 is fixedly connected with the inner wall of base 1, second spring 507 is fixedly connected between the surface of vertical plate 506 and moving block 505, the top of moving block 505 is fixedly connected with pressure roller 508, the bottom of lifting plate 501 is fixedly connected with trapezoidal block 509, one side of moving block 505 is fixedly connected with push block 510, one side of push block 510 penetrates to the outside of base 1.

[0023] Embodiment one: by setting ejection mechanism 5, after lower mould 2 and upper mould assembly 4 are separated, when upper mould assembly 4 continuously moves upward to a certain height, push plate 504 is automatically driven to move upward to push the formed article in mould cavity 3 upward, the role of automatic demolding is played, the time of subsequent demolding is saved, and the forming efficiency of the silica gel side cover of the headset is improved.

[0024] In an implementable embodiment, please see Figures 1-4 A forming die of a silica gel side cover of a headset, the bottom of the surface of turnover frame 511 is sleeved with U-shaped frame 516, one side of U-shaped frame 516 is fixedly connected with base 1, the top of pressure roller 508 is in contact with lifting plate 501, the two sides of base 1 are both provided with through hole used in cooperation with push block 510, the surface of fixed frame is sleeved with lifting sleeve, the surface of lifting sleeve is fixedly connected with upper mould assembly 4, the front side and the rear side of the inner cavity of base 1 are both provided with sliding rod 517, the two ends of sliding rod 517 are both fixedly connected with the inner wall of base 1, the two sides of the surface of sliding rod 517 are both sleeved with sliding sleeve 518, the surface of sliding sleeve 518 is fixedly connected with moving block 505.

[0025] Embodiment two: by setting U-shaped frame 516, the turnover range of turnover frame 511 can be limited, by setting lifting sleeve, the stability of the movement of upper mould assembly 4 can be improved, by setting sliding rod 517, the movement range of sliding sleeve 518 can be limited, by setting sliding rod 517 and sliding sleeve 518, the stability of the movement of moving block 505 can be improved.

[0026] On the basis of embodiment one, this embodiment describes the ejection mechanism 5 in embodiment one, the push block 510 away from one side of the moving block 505 is in contact with the turnover frame 511, one side of the turnover frame 511 and the base 1 are fixedly connected with the third spring 512, the front side and the rear side of the turnover frame 511 are movably connected with the mounting block 513, the surface of the mounting block 513 is fixedly connected with the base 1, the top of the opposite side of the two turnover frames 511 is fixedly connected with the adjusting block 514, the surface of the adjusting block 514 is in contact with the adjusting wheel 515, one side of the adjusting wheel 515 is fixedly connected with the upper die assembly 4, the surface of the turnover frame 511 is movably connected with the mounting block 513 through the pivot, the shape of the adjusting block 514 is trapezoidal, the upper die assembly 4 continuously moves upward to drive the adjusting wheel 515 to extrude the adjusting block 514, the top of the two turnover frames 511 is turned to the opposite side through the cooperation of the adjusting block 514, the bottom of the two turnover frames 511 is turned to the middle to extrude the push block 510, the push block 510 moves to the middle, the third spring 512 can facilitate the reset of the turnover frame 511.

[0027] Working principle: the user controls the cylinder in the upper die assembly 4 to run to drive the upper die to move downward to be close to the lower die 2, after the formed article is formed in the mold cavity 3, the cylinder is controlled to run to drive the upper die to move upward to be away from the lower die 2, the upper die continuously moves upward to drive the adjusting wheel 515 to extrude the adjusting block 514, the top of the two turnover frames 511 is turned to the opposite side through the cooperation of the adjusting block 514, the bottom of the two turnover frames 511 is turned to the middle to extrude the push block 510, the push block 510 moves to the middle, the push block 510 drives the two sides of the pressing wheel 508 to move to the middle to extrude the trapezoidal block 509 through the cooperation of the moving block 505, the trapezoidal block 509 moves upward, the trapezoidal block 509 drives the push plate 504 to move upward to move the article in the mold cavity 3 upward through the cooperation of the lifting plate 501 and the push rod 503, only needs to adjust the upper die assembly 4 to the specified height after the article is formed to automatically lift the article in the mold cavity 3, which is convenient for demolding and improves the forming efficiency of the silica gel side cover of the headset.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A molding die for a silicone side cover of a headset, characterized by, The utility model relates to a moulding machine, including base (1), the top of base (1) is fixedly connected with lower mould (2), the top of lower mould (2) is opened with mould cavity (3), the top of lower mould (2) is provided with upper mould assembly (4), the inner chamber of base (1) is provided with ejection mechanism (5), ejection mechanism (5) includes lift plate (501), lift plate (501) is located in the inner chamber of base (1), the four corners of lift plate (501) top are all fixedly connected with first spring (502), the top of lift plate (501) and be located mould cavity (3) bottom are provided with push rod (503), the top of push rod (503) is fixedly connected with push plate (504) and is passed to the inner chamber of mould cavity (3), the bottom of vertical plate (506) is fixedly connected with the inner wall of base (1), the surface between vertical plate (506) and movable block (505) is fixedly connected with second spring (507), the top of movable block (505) is fixedly connected with pressure roller (508), the bottom of lift plate (501) is fixedly connected with trapezoidal block (509), one side of movable block (505) is fixedly connected with push block (510), one side of push block (510) is passed to the outside of base (1).

2. The molding die for a silicone side cover of a headphone according to claim 1, wherein The side away from movable block (505) of push block (510) is contacted with turnover frame (511), one side between turnover frame (511) and base (1) is fixedly connected with third spring (512), the front side and rear side of turnover frame (511) are all movably connected with mounting block (513), the surface of mounting block (513) is fixedly connected with base (1), the top of the opposite side of two turnover frames (511) is all fixedly connected with adjusting block (514), the surface of adjusting block (514) is contacted with adjusting wheel (515), one side of adjusting wheel (515) is fixedly connected with upper mould assembly (4).

3. The molding die for a silicone side cover of a headphone according to claim 2, wherein The surface of turnover frame (511) is movably connected with mounting block (513) through pivot, the shape of adjusting block (514) is trapezoidal.

4. The molding die for a silicone side cover of a headphone according to claim 2, wherein The bottom of the surface of turnover frame (511) is sleeved with U type frame (516), one side of U type frame (516) is fixedly connected with base (1).

5. The molding die for a silicone side cover of a headphone according to claim 1, wherein The top of pressure roller (508) is contacted with lift plate (501), both sides of base (1) are all opened with through -hole used in cooperation with push block (510).

6. The molding die for a silicone side cover of a headphone according to claim 1, wherein The front side and rear side of the inner chamber of base (1) are all provided with slide rod (517), both ends of slide rod (517) are all fixedly connected with the inner wall of base (1), both sides of the surface of slide rod (517) are all sleeved with slide sleeve (518), the surface of slide sleeve (518) is fixedly connected with movable block (505).

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