CN209418304U - A kind of magnetic core metallization film coating jig - Google Patents

Abstract

The utility model provides a kind of magnetic core metallization film coating jig, including cover board, the fixed plate component and mesh plate component being sequentially laminated on the cover board；Fixed plate component includes at least two fixed plates stacked gradually, and the mesh plate component includes at least two mesh plates stacked gradually；Each fixed plate is equipped with multiple through-holes；The through-hole of the same position of each fixed plate successively docks formation to a accommodating chamber, and the accommodating chamber is for accommodating magnetic core to metalization；Each mesh plate is equipped with multiple mesh, and the mesh is used to form the electrode district of the magnetic core to metalization；The mesh of the same position of each mesh plate, which successively docks, forms multiple channels；Each channel is aligned one by one with each accommodating chamber.The magnetic core metallizes film coating jig can be during vacuum coating, and effective protection magnetic core to metalization prevents diffraction, realizes the plated film that accurately metallizes, promotes the performance and yields of magnetic core.

Description

A kind of magnetic core metallization film coating jig

Technical field

The utility model relates to magnetic core film coating jig technical field more particularly to a kind of magnetic core metallization film coating jigs.

Background technique

Currently, using mobile phone, smartwatch as the electric terminal equipment small of representative, lightening, therefore, magnetic core etc. The miniaturization of electronic component, it is lightening also become a kind of trend.Since the volume of magnetic core is smaller, structure is more complicated, to magnetic core The requirement for carrying out metallization plated film is also higher and higher.

The design of existing jig magnetic core can often occur using physical vapour deposition (PVD) (PVD) when vacuum chamber carries out plated film Jig generates diffraction after plated film and influences plated film precision, so as to cause the bad situation of magnetic core performance.

Utility model content

In view of this, the present invention provides a kind of magnetic core metallization film coating jig, magnetic core metallization film coating jigs Can be during PVD vacuum coating, effective protection magnetic core to metalization prevents diffraction, keeps the end face of magnetic core to metalization default Accurately metallized plated film in region, promotes the performance and yields of magnetic core.

In a first aspect, the utility model provides a kind of magnetic core metallization film coating jig, including cover board, it is sequentially laminated on institute State the fixed plate component and mesh plate component on cover board；Fixed plate component includes at least two fixed plates stacked gradually, described Mesh plate component includes at least two mesh plates stacked gradually；Each fixed plate is equipped with multiple through-holes；The fixed plate In component, the through-hole of the same position of each fixed plate successively docks formation to a accommodating chamber, and the accommodating chamber is used In receiving magnetic core to metalization；Each mesh plate is equipped with multiple mesh, and the mesh is used to form the magnetic to metalization The electrode district of core；In the mesh plate component, it is more that the mesh of the same position of each mesh plate successively docks formation A channel；Each channel is aligned one by one with each accommodating chamber, and each channel all has in the horizontal plane One orthographic projection, each accommodating chamber all have the second orthographic projection in the horizontal plane, each first orthographic projection and each Second orthographic projection corresponds, in corresponding first orthographic projection and second orthographic projection, the described first positive throwing Shadow is fallen in second orthographic projection.

Optionally, the aperture of each through-hole in the accommodating chamber gradually subtracts along the direction far from the lid surface It is few.

Optionally, the aperture of each mesh in the channel gradually subtracts along the direction far from the lid surface It is few.

Optionally, each channel includes spaced first passage and second channel, the first passage and institute It states second channel to be aligned with the same accommodating chamber, the first passage has third orthographic projection in the horizontal plane, institute Stating second channel has the 4th orthographic projection in the horizontal plane, and the third orthographic projection and the 4th orthographic projection all fall within described In second orthographic projection.

Optionally, the cross sectional shape of the mesh includes trapezoidal, rectangle, circle or polygon.

Optionally, convex is additionally provided on the inner wall of the through-hole of the fixed plate of the mesh plate component It rises, for abutting the outer peripheral sidewall of the magnetic core to metalization.

Optionally, the fixed plate with a thickness of 0.1-0.3mm；The mesh plate with a thickness of 0.1-0.3mm.

Optionally, the cover board is bonded by hard metal plate and softwood backing strap, the softwood backing strap is viscous be located in it is described Between hard metal plate and the fixed plate component.

Optionally, the magnetic core metallization film coating jig further includes a bracket, and the bracket is fixed on the mesh board group A side surface of the part far from the cover board.

Optionally, it is correspondingly provided on the cover board, the fixed plate component and the mesh plate component and connects for fixed The screw hole connect.

The beneficial effects of the utility model include:

(1) magnetic core metallization film coating jig described in the utility model can be during PVD vacuum coating, and effective protection waits for Metallization magnetic core prevents diffraction, and the end face predeterminable area of magnetic core to metalization is made accurately to be metallized plated film, forms stabilization Electrode district promotes the performance and yields of magnetic core.

(2) the magnetic core metallization film coating jig includes at least two fixed plates and at least two mesh plates, can be based on The magnetic core to metalization of different size or shapes selects different number of fixed plate and mesh plate, since fixed plate and mesh are hardened Structure is thinner, can greatly improve the production precision of the through-hole of fixed plate and the mesh of mesh plate, saves cost of manufacture.

The advantages of the utility model, will partially illustrate in the following description, and a part is aobvious and easy according to specification See, or can be known by the implementation of the utility model embodiment.

Detailed description of the invention

For the construction feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair It is described in detail.

Fig. 1 is the structural schematic diagram for the magnetic core metallization film coating jig 100 that one embodiment of the utility model provides；

Fig. 2 is the partial structural diagram for the magnetic core metallization film coating jig that one embodiment of the utility model provides；

Fig. 3 is the partial structural diagram for the magnetic core metallization film coating jig that another embodiment of the utility model provides；

The channel for the magnetic core metallization film coating jig that Fig. 4 provides for one embodiment of the utility model and accommodating chamber are in level The schematic diagram of face orthographic projection；

Fig. 5 is the structural schematic diagram for the magnetic core metallization film coating jig 300 that another embodiment of the utility model provides；

Fig. 6 is the covering plate structure schematic diagram that one embodiment of the utility model provides；

A fixed plate structure schematic diagram in the fixed plate component that Fig. 7 provides for one embodiment of the utility model；

A mesh plate structural schematic diagram in the mesh plate component that Fig. 8 provides for one embodiment of the utility model；

Fig. 9 is the supporting structure schematic diagram for the magnetic core metallization film coating jig that one embodiment of the utility model provides.

Specific embodiment

As described below is the preferred embodiment of the utility model embodiment, it is noted that for the general of the art For logical technical staff, under the premise of not departing from the utility model embodiment principle, multiple improvements and modifications can also be made, These improvements and modifications are also considered as the protection scope of the utility model embodiment.

It as depicted in figs. 1 and 2, is a kind of magnetic core metallization film coating jig 100 provided by the utility model, including cover board 10, the fixed plate component 20 and mesh plate component 30 being sequentially laminated on cover board 10；Fixed plate component 20 includes stacking gradually First fixed plate 21 and the second fixed plate 22, the mesh plate component 30 include the first mesh plate 31 and the second net stacked gradually Orifice plate 32；In fixed plate component 20, for the first fixed plate 21 close to cover board 10, the second fixed plate 22 is separate close to the first fixed plate 21 One side surface of cover board 10；First mesh plate 31 is close to second fixed plate 22, and the second mesh plate 32 is close to the first mesh plate 31 side surfaces far from the second fixed plate 22.

Wherein, the first fixed plate 21 is equipped with multiple first through hole 211, and the second fixed plate 22 is equipped with multiple second through-holes 221； In fixed plate component 20, the first through hole 211 of the same position of the first fixed plate 21 and the second fixed plate 22 and the second through-hole 221 Successively docking forms multiple accommodating chambers 23, and accommodating chamber 23 is for accommodating magnetic core to metalization；First mesh plate 31 is equipped with multiple the One mesh 311, the second mesh plate 32 are equipped with multiple second mesh 321, and the first mesh 311 and the second mesh 321 are used to be formed The electrode district of the magnetic core to metalization；In mesh plate component 30, the same position of the first mesh plate 31 and the second mesh plate 32 The first mesh 311 and the second mesh 321 successively dock and form multiple channels 33；Each channel 33 and each accommodating chamber 23 are one by one Alignment.

Wherein, each channel 33 all has the first orthographic projection in the horizontal plane, and each accommodating chamber 23 all has in level The second orthographic projection on face, the first orthographic projection and the second orthographic projection correspond, corresponding first orthographic projection and the second positive throwing In shadow, the first orthographic projection is fallen in the second orthographic projection.In the utility model embodiment, each of each channel and same position Accommodating chamber is connected to logical.

Optionally, together referring to Fig. 3 and Fig. 4, each channel 33 can be, but not limited to include spaced first Channel 331 and second channel 332, the first passage 331 and the second channel 332 are right with the same accommodating chamber 23 Standard, each channel 33 all have the first orthographic projection 33a in the horizontal plane, and each accommodating chamber 23 all has in the horizontal plane Two orthographic projection 23a, the first passage 331 have third orthographic projection 331a in the horizontal plane, and the second channel 332 has The 4th orthographic projection 332a in the horizontal plane, the third orthographic projection 331a and the 4th orthographic projection 332a all fall within described In two orthographic projection 23a.

Further, optionally, each channel 33 can be, but not limited to include spaced first passage, second Channel, third channel ... and N channel.The first passage is aligned with each accommodating chamber to N channel.

Optionally, multiple 211 regular arrays of the first through hole are in the first fixed plate 21；Multiple second through-holes 221 are then It is arranged in the second fixed plate 22.For example, the first through hole 211 of six intervals and laid out in parallel is the first array element, Regular array has multiple first array elements in the fixed plate 21.

In the utility model embodiment, the cross sectional shape of first through hole 211 and/or the second through-hole 221 includes trapezoidal, square Shape, circle or polygon.Optionally, the aperture of the first through hole 211 is greater than or equal to the aperture of the second through-hole 221.It is preferred that Ground, the aperture of first through hole 211 are greater than the aperture of the second through-hole 221.Wherein, the aperture size size of the second through-hole 221 is close Size in one side end face of magnetic core to metalization is conducive to fix the metallization magnetic core.

Further, optionally, in Fig. 3, close to mesh plate component 30 the second fixed plate 22 the second through-hole 221 it is interior Positioning protrusion 222 is additionally provided on wall, for abutting the outer peripheral sidewall of the magnetic core to metalization.Outside the magnetic core to metalization Can have on all side walls with the matched groove of positioning protrusion 222, abutted by the groove with positioning protrusion, can be quick, firm Magnetic core to metalization is regularly accommodated, is placed in magnetic core to metalization correctly in accommodating chamber.The utility model embodiment In, magnetic core to metalization is put into accommodating chamber by first through hole, is then covered one end of the accommodating chamber with cover board, is made Magnetic core to metalization carries out metallization plating and belongs under channeling of the one end of the second fixed plate in mesh plate component.

Optionally, the cross sectional shape of first mesh 311 or the second mesh 321 includes trapezoidal, rectangle, circle or polygon Shape.For example, the cross sectional shape of first mesh 311 or the second mesh 321 is trapezoidal, or it is rectangle, or is polygon.It is described Polygon can be greater than 4 polygon for number of edges.Such as the polygon can be polygon of the number of edges in 4-20.This is practical new In type embodiment, the cross sectional shape of first mesh 311 or the second mesh 321 can also be the random shape for including curl Shape.Further, optionally, the cross sectional shape of first mesh 311 or the second mesh 321 can be approximation wide at the top and narrow at the bottom Trapezoidal polygonal shape.Optionally, the size of the cross sectional shape of first mesh 311 or the second mesh 321 may exist It is a variety of, it is not specifically limited herein.

In the utility model embodiment, the cross sectional shape of first mesh 311 or the second mesh 321 with it is to metalization The cross sectional shape of the electrode district of magnetic core is identical, wherein the cross sectional shape of first mesh 311 or the second mesh 321 with to gold There are difference between the cross sectional shape size of the electrode district of categoryization magnetic core.The section of first mesh 311 or the second mesh 321 Cross sectional shape size of the size of shape slightly larger than the electrode district of magnetic core to metalization.

Further, optionally, each first mesh can with but be not limited to include at least two first subnet holes. Each second mesh can with but be not limited to include at least two second subnet holes.Each first subnet hole and each Second subnet hole is aligned one by one, and is successively docked.For example, the first passage is by the first subnet Kong Yu for successively docking Two subnet holes are formed.

Optionally, first fixed plate or the second fixed plate with a thickness of 0.1-0.3mm.Further, optionally, institute State the first fixed plate or the second fixed plate with a thickness of 0.15-0.25mm.For example, first fixed plate with a thickness of 0.1mm, It or is 0.2mm, or be 0.25mm, or be 0.3mm.Second fixed plate with a thickness of 0.1mm, or be 0.2mm, or be 0.25mm, or be 0.3mm.

Optionally, first mesh plate or the second mesh plate with a thickness of 0.1-0.3mm.Further, optionally, institute State the first mesh plate or the second mesh plate with a thickness of 0.15-0.25mm.For example, first mesh plate with a thickness of 0.1mm, It or is 0.2mm, or be 0.25mm, or be 0.3mm.Second mesh plate with a thickness of 0.1mm, or be 0.2mm, or be 0.25mm, or be 0.3mm.

The metallization film coating jig of magnetic core described in the utility model embodiment can have during PVD vacuum coating Effect protects magnetic core to metalization to prevent diffraction, and the end face predeterminable area of magnetic core to metalization is made accurately to be metallized plated film, It is formed and stablizes electrode district, promote the performance and yields of magnetic core.

In embodiment described in the utility model, the cover board 10 is bonded by hard metal plate and softwood backing strap, described Softwood backing strap is viscous to be located between the hard metal plate and the fixed plate component.Optionally, the hard metal plate can with but not It is limited to for duralumin plate or stainless steel plate.The softwood backing strap can be, but not limited to include in silica gel, fluorine silica gel, hardware cloth and rubber At least one.The softwood backing strap can make the more consolidation in the accommodating chamber of electrode to metalization secured, and then make One end face of electrode to metalization is closer to the first mesh plate close to fixed plate component.

Optionally, the magnetic core metallization film coating jig further includes a bracket, and the bracket is fixed on the mesh board group A side surface of the part far from the cover board.The bracket can be to further fix the magnetic core metallization film coating jig, also It can prevent the magnetic core metallization film coating jig from the situations such as occurring deforming.

Optionally, it is correspondingly provided on the cover board, the fixed plate component and the mesh plate component and connects for fixed The screw hole connect.Further, each screw hole inner wall is equipped with screw thread.By to cover board, fixed plate component and mesh Screw hole is arranged in corresponding position respectively in board group part, and use can be convenient with the matched screw of the screw hole by each group Part Rapid Combination together, forms firm magnetic core metallization film coating jig.

In another embodiment of the utility model, a kind of magnetic core metallization film coating jig 200 is additionally provided, compared to magnetic core Metallize film coating jig 100, and the difference of the magnetic core metallization film coating jig 200 is that the fixed plate component includes successively Multiple fixed plates of stacking, the mesh plate component includes the multiple mesh plates stacked gradually；Wherein, the fixed plate component In, the successively docking of the through-hole of the same position of each fixed plate forms multiple accommodating chambers；In the mesh plate component, The mesh of the same position of each mesh plate, which successively docks, forms multiple channels.

In the utility model embodiment, the thickness size of the mesh plate and the fixed plate can identical not yet Together.Preferably, the mesh plate and the thickness of the fixed plate are of different sizes.Further, the thickness of the mesh plate is less than The thickness of the fixed plate.

Optionally, the fixed plate with a thickness of 0.1-0.3mm.Further, optionally, the fixed plate with a thickness of 0.15-0.25mm.For example, the fixed plate with a thickness of 0.1mm, or be 0.2mm, or be 0.25mm, or be 0.3mm.It is optional Ground, the mesh plate with a thickness of 0.1-0.3mm.Further, optionally, the mesh plate with a thickness of 0.15-0.25mm. For example, the mesh plate with a thickness of 0.1mm, or be 0.2mm, or be 0.25mm, or be 0.3mm.

Further, the aperture of each through-hole in the accommodating chamber along far from the lid surface direction gradually It reduces.Optionally, the aperture of each mesh in the channel is gradually decreased along the direction far from the lid surface.

Optionally, the aperture of each through-hole in the accommodating chamber along far from the lid surface direction can with but It is not limited to gradually decrease by the amplitude of 1%-10%.The aperture of each mesh in the channel is along far from the cover board table The direction in face can be, but not limited to gradually decrease by the amplitude of 1%-10%.Optionally, the amplitude gradually decreased can be 1%-8%.For example, the amplitude gradually decreased can be 1%, or it is 2%, or is 3%, or be 4%, or is 5%, or be 6%, or be 7%, or be 8%, or be 10%.

Referring to Fig. 5, a kind of magnetic core metallization film coating jig 300 of another embodiment offer of the utility model, wherein institute Stating fixed plate component 20 ' includes three fixed plates 21 ' stacked gradually, and the mesh plate component 30 ' includes three stacked gradually A mesh plate 31 '；Wherein, in fixed plate component 20 ', the through-hole 211 ' of the same position of each fixed plate 21 ' according to Secondary docking forms multiple accommodating chambers 40；In the mesh plate component 30 ', the same position of each mesh plate 31 ' it is described Mesh 311 ', which successively docks, forms multiple channels 50.Wherein, channel 50 includes spaced first passage 51 and second channel 52；The aperture of each through-hole 211 ' in the accommodating chamber is gradually decreased along the direction far from 10 surface of cover board；Institute The aperture of each mesh 311 ' in first passage 51 and second channel 52 is stated along the direction far from 10 surface of cover board It gradually decreases

In present embodiment, the specific structure of the cover board be can be, but not limited to as shown in Figure 6；In the fixed plate component The specific structure of a fixed plate can be, but not limited to as shown in Figure 7；The tool of a mesh plate in the mesh plate component Body structure can be, but not limited to as shown in Figure 8；The specific structure of the bracket can be, but not limited to as shown in Figure 9.

Magnetic core metallization film coating jig described in the utility model wants the mesh of its mesh plate and the through-hole precision of fixed plate Ask high, the thickness of the mesh plate and the fixed plate is thin, can greatly promote the precision of mesh and through-hole production, reduce production Cost；Prevent in traditional handicraft, because layer structural thickness it is big caused by carve hole precision is small, error is big and at high cost disadvantage.It is more The mesh plate of layer structure also can use deep-well principle, is effectively improved the magnetic core metallization plated film being placed in vacuum coater and controls Have the metal targets occurred around the surface for being mapped to magnetic core to metalization；Carry out the end face predeterminable area of magnetic core to metalization accurate Metallization plated film, formed stablize electrode district, promote the performance and yields of magnetic core.

In the utility model embodiment, the multilayer fixed plate structure in fixed plate component can be according to magnetic core to metalization Thickness be adjusted；For example, when the thickness of magnetic core to metalization is bigger, the number of fixed plate in fixed plate component It can increase accordingly, so that the depth of the accommodating chamber formed matches the thickness of the magnetic core to metalization.Mesh plate component it is more Layer mesh plate structure number can also be adjusted based on the precision of electrode district；For example, work as the electrode district of magnetic core to metalization When shape, dimension precision requirement are stringent, using the mesh plate component of multiple mesh plate structures, it is plated vacuum electric can be effectively improved The diffraction phenomenon occurred in journey makes the metal targets in vacuum coater form regulation in the end face of magnetic core to metalization and presets The electrode district metallic diaphragm of shape, size.

Optionally, the fixed plate component can with but be not limited to include four fixed plates stacked gradually, or including five A fixed plate stacked gradually, or the fixed plate stacked gradually including six, or the fixed plate stacked gradually including seven, or packet Include eight fixed plates stacked gradually.Optionally, the mesh plate component can with but be not limited to include four to stack gradually Mesh plate, or the mesh plate stacked gradually including five, or the mesh plate stacked gradually including six, or including seven successively layers Folded mesh plate, or the mesh plate stacked gradually including eight.

Further, optionally, the number of the fixed plate and the number of the mesh plate can be the same or different. The fixed plate can be, but not limited to as hard steel plate, aluminium sheet or copper sheet.The mesh plate can be, but not limited to for hard steel plate, Aluminium sheet or copper sheet.

It should be noted that according to the above description the announcement of book and and illustrate, the technology people of the utility model fields Member can also change and modify the above embodiment.Therefore, the utility model is not limited to be disclosed above and describe Specific embodiment, the claim in the utility model should also be as to some equivalent modifications of the utility model and change Within protection scope.In addition, these terms are intended merely to facilitate although using some specific terms in this specification It is bright, any restrictions are not constituted to the utility model.

Claims (10)

1. The film coating jig 1. a kind of magnetic core metallizes, which is characterized in that including cover board, the fixed plate being sequentially laminated on the cover board Component and mesh plate component；Fixed plate component includes at least two fixed plates stacked gradually, and the mesh plate component includes extremely Few two mesh plates stacked gradually；Each fixed plate is equipped with multiple through-holes；It is each described solid in the fixed plate component The through-hole of the same position of fixed board successively docks formation to a accommodating chamber, and the accommodating chamber is for accommodating magnetic to metalization Core；Each mesh plate is equipped with multiple mesh, and the mesh is used to form the electrode district of the magnetic core to metalization；The net In orifice plate component, the mesh of the same position of each mesh plate, which successively docks, forms multiple channels；It is each described logical Road is aligned one by one with each accommodating chamber, and each channel all has the first orthographic projection in the horizontal plane, each described Accommodating chamber all has the second orthographic projection in the horizontal plane, and each first orthographic projection and each second orthographic projection are one by one Corresponding, in corresponding first orthographic projection and second orthographic projection, first orthographic projection falls in the described second positive throwing In shadow.
2. The film coating jig 2. magnetic core as described in claim 1 metallizes, which is characterized in that each described logical in the accommodating chamber The aperture in hole is gradually decreased along the direction far from the lid surface.
3. The film coating jig 3. magnetic core as claimed in claim 2 metallizes, which is characterized in that each mesh in the channel Aperture gradually decreased along far from the direction of the lid surface.
4. The film coating jig 4. magnetic core as described in claim 1 metallizes, which is characterized in that each channel includes interval setting First passage and second channel, the first passage and the second channel are aligned with the same accommodating chamber, described First passage has third orthographic projection in the horizontal plane, and the second channel has the 4th orthographic projection in the horizontal plane, institute It states third orthographic projection and the 4th orthographic projection is all fallen in second orthographic projection.
5. The film coating jig 5. magnetic core as described in claim 1-4 any one metallizes, which is characterized in that the section of the mesh Shape includes trapezoidal, rectangle, circle or polygon.
6. The film coating jig 6. magnetic core as described in claim 1-4 any one metallizes, which is characterized in that close to the mesh plate It is additionally provided with positioning protrusion on the inner wall of the through-hole of the fixed plate of component, for abutting the outer of the magnetic core to metalization All side walls.
7. The film coating jig 7. magnetic core as described in claim 1-4 any one metallizes, which is characterized in that the thickness of the fixed plate Degree is 0.1-0.3mm；The mesh plate with a thickness of 0.1-0.3mm.
8. The film coating jig 8. magnetic core as described in claim 1-4 any one metallizes, which is characterized in that the cover board is by hard gold Belong to plate and softwood backing strap bonds, the softwood backing strap is viscous to be located between the hard metal plate and the fixed plate component.
9. The film coating jig 9. magnetic core as described in claim 1 metallizes, which is characterized in that the magnetic core metallization film coating jig is also Including a bracket, the bracket is fixed on a side surface of the mesh plate component far from the cover board.
10. The film coating jig 10. magnetic core as described in claim 1 metallizes, which is characterized in that the cover board, the fixed plate component With the screw hole for being fixedly connected is correspondingly provided on the mesh plate component.