CN214391993U - Local adjustable flatness shaping die for camera support - Google Patents

Abstract

The utility model discloses a local adjustable flatness shaping die for a camera support, which is of a metal powder injection molding structure; the flatness shaping die is used for shaping the sintered camera support; the flatness shaping die comprises a front die assembly and a rear die assembly; the camera support comprises a main body structure and a skirt structure; the front mold assembly comprises a plurality of first split inserts, and the rear mold assembly comprises a plurality of second split inserts; the first split insert and the second split insert correspond to the skirt structure. The utility model provides a local adjustable plane degree sizing die for camera support, the yield is improved more than 85% by traditional about 65% to can quick adjustment adapt to many sets of mould states. The yield is greatly improved, the cost can be reduced by integrating, and the method has great economic benefit.

Description

Local adjustable flatness shaping die for camera support

Technical Field

The utility model relates to a manufacturing technical field of metal powder injection moulding camera support especially relates to a local adjustable plane degree sizing die for camera support.

Background

The metal powder injection molding technology is a technology developed by combining plastic injection molding and metal or ceramic powder metallurgy technology. The metal powder injection molding breaks through the forming limitation of the traditional powder metallurgy, has extremely high cost advantage in the aspect of mass production of parts with three-dimensional complex shapes, has stable product quality and high dimensional precision, and has wide application in various fields.

At present, most of camera supports adopt a metal powder injection molding mode, camera support finished products have higher requirements on water resistance, and due to the structural problem of products, the flatness of the products is poor or the products are deformed locally, so that the functional tests of the products such as air tightness and water tightness can be influenced.

At present, a camera support is firstly prepared into a green body through metal powder injection molding, and then sintering heat treatment is carried out. As the structure of the camera support is more and more complex, the skirt edge of the product is larger, the wall thickness of the skirt edge is thinner, the wall thickness of the partial skirt edge is only 0.2-0.3mm, and the skirt edge structure is irregular. The skirt is easily deformed and locally deformed inconsistently after sintering. The flatness error of the product after sintering heat treatment basically exceeds more than 0.2mm, and the requirements of air tightness and water tightness are far from met.

Currently, flatness is mainly improved by a flatness shaping method. The improvement effect of the prior art after shaping is not ideal, the flatness yield after shaping is only 60-70%, and the return-shaping yield of the same set of dies is less than 50%.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a local adjustable flatness sizing die for camera support.

The utility model discloses the technical problem that will solve realizes through following technical scheme:

the utility model provides a local adjustable flatness shaping die for a camera support, which is of a metal powder injection molding structure; the flatness shaping die is used for shaping the sintered camera support; the flatness shaping die comprises a front die assembly and a rear die assembly; the camera support comprises a main body structure and a skirt structure;

the front mold assembly comprises a plurality of first split inserts, and the rear mold assembly comprises a plurality of second split inserts; the first split insert and the second split insert correspond to the skirt structure.

Preferably, the front shaping surfaces of the plurality of first split inserts, which are matched with the skirt structure, have different height positions and/or shapes respectively.

Preferably, the rear shaping surfaces of the plurality of second split inserts, which are matched with the skirt structure, have different height positions and/or shapes respectively.

Preferably, the front mold assembly further comprises a front mold meat and a front mold core, and the rear mold assembly comprises a rear mold meat and a rear mold core; the front mold core and the rear mold core correspond to the main body structure of the camera support.

Preferably, the plurality of first split inserts are embedded in the front mold meat, and first ends of the first split inserts are provided with first bumps; the back surface of the front mould meat is provided with a first groove, and the first bump is positioned in the first groove;

the plurality of second split inserts are embedded in the rear mould meat, and first ends of the second split inserts are provided with second convex blocks; the back of the back mould meat is provided with a second groove, and the second bump is positioned in the second groove.

Preferably, the first end face of the first split insert has a marking pattern, and the first end face of the second split insert has a marking pattern.

Preferably, the first projection and the first groove have a lateral clearance, and the second projection and the second groove have a lateral clearance.

Preferably, the front mold assembly further comprises a front mold fixing plate, and an elastic element is arranged between the front mold fixing plate and the front mold core; the rear die assembly comprises a rear die fixing plate, and an elastic element is arranged between the rear die fixing plate and the rear die core.

The utility model discloses following beneficial effect has:

the application provides a pair of local adjustable plane degree sizing die for camera support, to the inconsistent shirt rim structure department of deformation and local deformation on the easy camera support, set up split mold insert and rather than the phase-match respectively in upper and lower position, the split mold insert can set up respectively according to the concrete deflection of shirt rim department.

This application is through tearing open the sizing die into local mold insert, can in time carry out local quick adjustment according to the deformation condition of the different positions of shirt rim, tears the adjustable plane degree sizing die of local of mold insert design open, and the yield can promote more than 85% after the plastic, and its harmfully still can promote comprehensive yield through readjustment, expects to reach more than 90%. The split insert can be conveniently and quickly adjusted in place after the insert is worn in a way of preparing the insert. Avoiding the problem that the traditional whole shaping die is difficult to adjust after being worn so as to be frequently reworked.

A local adjustable flatness sizing die for a camera support, the yield is improved to more than 85% from about 65% of the traditional yield, and the die can be quickly adjusted to adapt to the states of a plurality of sets of dies. The yield is greatly improved, the cost can be reduced by integrating, and the method has great economic benefit.

Drawings

FIG. 1 is an exploded view of a locally adjustable planarity shaping die of the present invention;

FIG. 2 is a view of the camera mount structure of the present invention corresponding to a local adjustable flatness shaping die;

FIG. 3 is an exploded view of the rear die assembly of the partially adjustable planarity shaping die;

FIG. 4 is an exploded view of a front mold assembly of the partially adjustable planarity shaping mold;

FIG. 5 is a top view of the locally adjustable planarity shaping die of the present invention;

fig. 6 is a cross-sectional view at a-a in fig. 2.

The attached drawings are marked as follows:

the mold comprises a camera support (10), a rear mold assembly (20), a front mold assembly (30), a main body structure (11), a skirt structure (12), a mounting hole (112), a front mold core (31), a first split insert (32), front mold meat (33), a front shaping surface (321), a first lug (322), a rear mold core (21), a second split insert (22), rear mold meat (23), a rear shaping surface (221) and a second lug (222).

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Fig. 1-6 illustrate a partially adjustable planarity shaping die of the present application.

As shown in fig. 1, a partially adjustable flatness shaping die for a camera head bracket (10) provided for a specific embodiment of the present application includes a front die assembly (30) and a rear die assembly (20).

The camera support (10) is of a metal powder injection molding structure. The camera support (10) also has high requirements on the performance of materials, and most of the camera support adopts high-yield and high-strength materials, such as high-nitrogen nickel-free materials or F75 materials. After a camera support (10) green body is prepared by metal powder injection molding, sintering heat treatment is carried out. And then, carrying out flatness shaping on the sintered camera support (10) through the local adjustable flatness shaping die. So that the test device meets the requirements of the functional tests of air tightness, water tightness and the like of the product.

As shown in fig. 2, the camera head holder (10) of the present embodiment includes a main body structure (11) and a skirt structure (12). The main structure (11) is thicker and is located at the middle position. The main body structure (11) comprises one or more mounting holes (112), and the mounting holes (112) are used for fixedly mounting the camera. The skirt structure (12) is disposed around the body structure (11) and has a plurality of locating ribs and a plurality of locating grooves. Can make camera support (10) by accurate installation on the cell-phone through location rib or constant head tank, perhaps can make camera support (10) and other parts of camera module cooperate accurately. The camera support (10) also comprises a circuit board mounting surface.

As shown in fig. 4, the front mold assembly (30) includes a front mold core (31), a front mold meat (33), and a plurality of first split inserts (32).

As shown in fig. 3, the rear mold assembly (20) includes a rear mold core (21), a rear mold meat (23), and a plurality of second split inserts (22).

As shown in fig. 6, wherein the first split insert (32) and the second split insert (22) correspond to the skirt structure (12). The front mold core (31) and the rear mold core (21) correspond to the main structure (11) of the camera support (10).

The single-shaping flap plane shaping die of the traditional design needs a shaping die with a large tonnage, and the improvement effect after shaping is not ideal. The application provides a pair of local adjustable plane degree sizing die for camera support, to the easy skirt border structure department that warp and local deformation nonconformity on the camera support, set up split mold insert and rather than the phase-match respectively in upper and lower position, the split mold insert can set up respectively according to the concrete deflection of skirt border department. Thereby achieving local adjustability of flatness shaping.

This application is through tearing open the sizing die into local mold insert, can in time carry out local quick adjustment according to the deformation condition of the different positions of shirt rim, tears the adjustable plane degree sizing die of local of mold insert design open, and the yield can promote more than 85% after the plastic, and its harmfully still can promote comprehensive yield through readjustment, expects to reach more than 90%. The split insert can be conveniently and quickly adjusted in place after the insert is worn in a way of preparing the insert. Avoiding the problem that the traditional whole shaping die is difficult to adjust after being worn so as to be frequently reworked.

As shown in fig. 3, the rear shaping surfaces (221) of the plurality of second split inserts (22) that mate with the skirt structure (12) have different height positions and shapes, respectively, according to the deformation of the skirt structure (12) at different positions. In figure 3 there are shown 11 second split inserts (22),

or the rear shaping surfaces (221) matched with the skirt edge structures (12) on the plurality of second split inserts (22) are respectively provided with different height positions; or the rear shaping surfaces (221) matched with the skirt edge structures (12) on the plurality of second split inserts (22) respectively have different shapes.

As shown in fig. 4, the front shaping surfaces (321) of the plurality of first split inserts (32) which are matched with the skirt structure (12) respectively have different height positions and shapes according to the deformation conditions of different positions of the skirt structure (12); or the front shaping surfaces (321) on the first split insert (32) matched with the skirt structure (12) are respectively provided with different height positions; or the front shaping surfaces (321) matched with the skirt structures (12) on the first split inserts (32) respectively have different shapes.

The front shaping surface (321) is a surface of the first split insert (32) proximate to the skirt structure (12). The rear shaping surface (221) is a surface of the second split insert (22) proximate the skirt structure (12). In the shaping process, the front shaping surface (321) and the rear shaping surface (221) correspond to the surface to be shaped of the skirt structure (12) in the up-down direction. The height position and shape of the front shaping surface (321) and the rear shaping surface (221) determine the flatness shaping effect of the product.

As shown in fig. 4, a plurality of first split inserts (32) according to the present embodiment are embedded in the front mold (33), and the peripheral edges of the first split inserts (32) may be configured as rounded transitions. The first end of the first split insert (32) has a first bump (322); correspondingly, the back of the front mold meat (33) is provided with a first groove (not shown in the figure), and the first bump (322) is positioned in the first groove. The front shaping surface (321) is located at the second end of the first split insert (32).

The first split insert (32) realizes the limit in the up-down direction through the first bump (322). When the first split insert (32) needs to be replaced or adjusted, the first split insert can be conveniently taken out.

Preferably, the first split insert (32) has a marking pattern on a first end surface thereof, and the second split insert (22) has a marking pattern on a first end surface thereof. The pattern of marks is used to distinguish between different locations to facilitate subsequent insert replacement or adjustment.

As shown in fig. 3, a plurality of second split inserts (22) according to the embodiment of the present invention are embedded in the rear mold (23), and the peripheral edges of the second split inserts (22) may be configured as rounded transitions. The first end of the second split insert (22) has a second bump (222); correspondingly, the back surface of the back mould meat (23) is provided with a second groove (not shown in the figure), and the second bump (222) is positioned in the second groove. The rear shaping surface (221) is located at a second end of the second split insert (22).

The second split insert (22) realizes the limit in the vertical direction through the second bump (222). When the second split insert (22) needs to be replaced or adjusted, the second split insert can be conveniently taken out.

In addition, there is a lateral clearance between the first projection (322) and the first recess, and a lateral clearance between the second projection (222) and the second recess. So as to reserve space for subsequent insert replacement or adjustment to take or place.

As shown in fig. 3 and 4, in the embodiment of the present application, the front mold assembly (30) further includes a front mold fixing plate, and the front mold core (31), the front mold meat (33), and the plurality of first split inserts (32) are all fixed on the front mold fixing plate. An elastic member is provided between the front mold fixing plate and the front mold core (31). The rear die assembly (20) comprises a rear die fixing plate, and the rear die meat (23), the rear die core (21) and the plurality of second split inserts (22) are fixed on the rear die fixing plate. An elastic element is arranged between the rear mold fixing plate and the rear mold core (21).

The utility model discloses following beneficial effect has:

the single-shaping flap plane shaping die of the traditional design needs a shaping die with a large tonnage, and the improvement effect after shaping is not ideal. The application provides a pair of local adjustable plane degree sizing die for camera support, to the easy skirt border structure department that warp and local deformation nonconformity on the camera support, set up split mold insert and rather than the phase-match respectively in upper and lower position, the split mold insert can set up respectively according to the concrete deflection of skirt border department.

This application is through tearing open the sizing die into local mold insert, can in time carry out local quick adjustment according to the deformation condition of the different positions of shirt rim, tears the adjustable plane degree sizing die of local of mold insert design open, and the yield can promote more than 85% after the plastic, and its harmfully still can promote comprehensive yield through readjustment, expects to reach more than 90%. The split insert can be conveniently and quickly adjusted in place after the insert is worn in a way of preparing the insert. Avoiding the problem that the traditional whole shaping die is difficult to adjust after being worn so as to be frequently reworked.

The utility model provides a local adjustable plane degree sizing die for camera support, the yield is improved more than 85% by traditional about 65% to can quick adjustment adapt to many sets of mould states. The yield is greatly improved, the cost can be reduced by integrating, and the method has great economic benefit.

It is to be understood that the above-described embodiments are only some of the embodiments of the present application, and not all embodiments of the present application. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (8)

1. A local adjustable flatness shaping die for a camera support is characterized in that the camera support is of a metal powder injection molding structure; the flatness shaping die is used for shaping the sintered camera support; the flatness shaping die comprises a front die assembly and a rear die assembly; the camera support is characterized by comprising a main body structure and a skirt structure;

the front mold assembly comprises a plurality of first split inserts, and the rear mold assembly comprises a plurality of second split inserts; the first split insert and the second split insert correspond to the skirt structure.

2. The locally adjustable planarity shaping die of claim 1, wherein the front shaping surfaces on the first plurality of split inserts that mate with the skirt structure have different height positions and/or shapes, respectively.

3. The locally adjustable planarity shaping die of claim 1, wherein the back shaping surfaces on the second plurality of split inserts that mate with the skirt structure have different height positions and/or shapes, respectively.

4. The locally adjustable planarity shaping die of claim 1, wherein the front die assembly further comprises a front die meat and a front die core, and the rear die assembly comprises a rear die meat and a rear die core; the front mold core and the rear mold core correspond to the main body structure of the camera support.

5. The locally adjustable planarity shaping die of claim 4, wherein the plurality of first split inserts are embedded in a front mold meat, the first split inserts having first bumps at a first end; the back surface of the front mould meat is provided with a first groove, and the first bump is positioned in the first groove;

the plurality of second split inserts are embedded in the rear mould meat, and first ends of the second split inserts are provided with second convex blocks; the back of the back mould meat is provided with a second groove, and the second bump is positioned in the second groove.

6. The locally adjustable planarity shaping die of claim 5, wherein the first end face of the first split insert has a pattern of marks and the first end face of the second split insert has a pattern of marks.

7. The locally adjustable planarity shaping die of claim 5, wherein the first tab and first recess have lateral clearance and the second tab and second recess have lateral clearance.

8. The locally adjustable planarity shaping die of claim 4, wherein the front die assembly further comprises a front die holding plate, the front die holding plate and front die core having a resilient element therebetween; the rear die assembly comprises a rear die fixing plate, and an elastic element is arranged between the rear die fixing plate and the rear die core.

Images