CN219919309U - Patch carrier plate jig - Google Patents

Abstract

The utility model discloses a patch carrier plate jig which comprises a jig body and a correction plate, wherein a plurality of accommodating grooves are formed in the jig body, and magnets are arranged in the accommodating grooves; the correction plate has magnetism, the magnetism of the correction plate is attracted with the magnetism of each magnet to enable a product which is arranged between the correction plate and the jig body and has warping performance to warp and correct, the correction plate is provided with a hollowed-out area, the hollowed-out area is used for enabling components to be attached to the product, so that in the attaching operation process of the product, even if a hollowed-out space is designed on the plate surface of the product, the problem of dew suction vacuum is avoided, the warping correction effect of the product is not affected, and meanwhile, the attaching plate jig does not need to be matched with vacuum suction equipment to be used to reduce the cost, and does not need to be additionally connected with a factory air supply pipeline, thereby avoiding the increase of the construction difficulty of a factory.

Description

Patch carrier plate jig

Technical Field

The utility model relates to the technical field of component mounting, in particular to a mounting support plate jig.

Background

The components 3041 are divided into Active components (generally referred to as chips) and passive components (Passive Component, including various capacitive and resistive-inductive components), and the components 3041 are typically mounted on the surfaces of a package substrate and a PCB board by a chip mounter to communicate the substrate and the PCB board, so as to realize electrical performance of the components 3041.

At present, a product 10 (such as a package substrate or a PCB board) with insufficient rigidity (easy to bend) or high warpage needs to be matched with a carrier jig for use during the surface mounting, so as to support the easy-to-bend product 10 and correct the warpage of the product 10. In the related art, the carrier plate fixture generally uses a vacuum adsorption fixture, which is specifically as follows: as shown in fig. 1, dense suction holes 201 are drilled on the bottom plate 20, suction pipes are designed at the bottom of the bottom plate 20 and connected with the dense suction holes 201, of course, the suction pipes are connected with a vacuum pumping device, when the carrier jig works, the vacuum pumping device starts to pump vacuum, the air pressure of the bottom area of the product 10 (such as a package substrate or a PCB board) placed on the upper surface of the bottom plate 20 becomes low, the top maintains a normal air pressure value, and the product 10 is adsorbed and adhered to the upper surface of the bottom plate 20 by utilizing the air pressure difference between the upper surface and the lower surface of the product 10 to play a role in correcting the warpage of the product 10 (as shown in fig. 2), meanwhile, the bottom plate 20 is made of a rigid material and plays a role in supporting the product 10 during the pasting operation, so that the product 10 is prevented from being seriously bent or damaged due to the influence of downward pasting pressure in the pasting operation.

However, the use of the vacuum adsorption jig described above has the following drawbacks: 1. the vacuum adsorption equipment is required to be matched for use, and the cost is high; 2. the air supply pipeline of the factory building is required to be additionally connected, so that the construction difficulty of the factory building is increased; 3. for the product 10 with the hollowed-out position designed on the plate surface, the air suction hole 201 of the jig is exposed at the hollowed-out position, and the problem of dew suction vacuum exists to influence the warp correction effect of the product 10; 4. the double-sided patch of the above product 10 is not supported.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a patch carrier plate jig which is used for the product patch operation, and in the product patch operation process, even if a hollowed-out position is designed on the surface of the product, the problem of vacuum suction is not existed to influence the warp correction effect of the product, and meanwhile, the patch carrier plate jig does not need to be matched with vacuum adsorption equipment to be used so as to reduce the cost.

The utility model adopts the following technical scheme:

the patch carrier plate jig comprises a jig body 30 and a correction plate 40, wherein a plurality of accommodating grooves are formed in the jig body 30, and magnets are arranged in the accommodating grooves; the correction plate 40 has magnetism, and the magnetism of the correction plate is attracted to the magnetism of each magnet, so that a product with warping performance, which is arranged between the correction plate 40 and the jig body 30, is warped and corrected, and the correction plate 40 is provided with a hollowed-out area, wherein the hollowed-out area is used for enabling components to be attached to the product.

Further, the hollow area includes a plurality of hollow unit areas 302, and two adjacent hollow unit areas 302 are connected through connecting ribs.

Further, the hollowed-out area forms a pressing frame piece 303 located at the periphery of the hollowed-out area on the correction plate 40, and the jig body 30 is provided with a plurality of accommodating grooves at positions corresponding to the pressing frame piece 303 and the connecting ribs.

Further, the connection between the pressing frame piece 303 and each connecting rib in the hollow area is in a letter-in-field structure.

Further, the upper surface of the jig body 30 is provided with a plurality of element accommodating grooves 304, and each element accommodating groove 304 is used for accommodating each component attached to the upper surface of the product or the lower surface of the product.

Further, the magnet is fixed in the accommodating groove in a sticking or embedding mode.

Further, the accommodating groove is disposed on the lower surface and/or the upper surface of the jig body 30.

Further, the projection of the correction plate 40 on the jig body 30 covers the projection of the product on the jig body 30.

Further, in a state that the jig body 30 is connected to the correction plate 40 to flatten the product, the edge of the correction plate 40 is aligned with the edge of the jig body 30.

Further, positioning grooves 401 are formed in four corners of one of the correction plate 40 and the jig body 30, and a plurality of positioning columns which are in one-to-one correspondence with and are matched with the positioning grooves 401 are formed in the other one of the correction plate 40 and the jig body 30.

Compared with the prior art, the utility model has the beneficial effects that:

when the patch carrier jig is used, a product to be patched and having warping performance is firstly placed on the upper surface of the jig body 30, then the product is magnetically attracted with a magnet fixed in a containing groove on the jig body 30 through a correction plate 40 with magnetism, so that the product can be subjected to warping correction, and finally components to be patched on the surface of the product are patched on the product from a hollowed-out area on the correction plate 40. Therefore, when the surface mount device jig is used for surface mount operation of a product with warping performance, even if a hollowed-out space is designed on the surface of the product, the problem of vacuum suction is not caused, so that the warping correction effect of the product is not affected, and meanwhile, the surface mount device jig does not need to be matched with vacuum adsorption equipment to be used, so that the cost is reduced.

Drawings

FIG. 1 is a schematic diagram of a vacuum suction jig according to the prior art before the product warpage is corrected;

FIG. 2 is a schematic diagram of a vacuum suction jig according to the prior art after the product warpage is corrected;

FIG. 3 is a cross-sectional view of the jig according to the embodiment of the utility model after the jig corrects the warpage of the product;

FIG. 4 is a top view of an embodiment of the present utility model directed to a correction plate 40;

fig. 5 is a bottom view of the jig body 30 according to the embodiment of the utility model;

fig. 6 is a top view of the fixture body 30 according to the embodiment of the present utility model.

Reference numeral 10 in each drawing, product; 20. a bottom plate; 201. an air suction hole; 30. a jig body; 301. a receiving groove; 302. a hollowed-out unit area; 30211. a connecting rib; 303. compressing the frame piece; 3031. positioning columns; 304. a component accommodating groove; 3041. a component; 31. a magnet; 40. a correction plate; 401. and a positioning groove.

Detailed Description

The present utility model will be described with priority in the following description with reference to the drawings and the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "horizontal," "vertical," "top," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and those skilled in the art will be able to ascertain the specific meaning of the above words and phrases in the present utility model, with the specific details of the technical scheme.

Referring to fig. 3-6, a preferred embodiment of a patch carrier fixture of the present utility model includes a fixture body 30 and a correction plate 40, wherein a plurality of accommodating grooves 301 are provided on the fixture body 30, a magnet 31 is installed in each accommodating groove 301, and each accommodating groove 301 is provided on the lower surface of the fixture body 30; the straightening plate 40 has magnetism, and the magnetism of the straightening plate is attracted with the magnetism of each magnet 31, so that the product 10 which is arranged between the straightening plate 40 and the jig body 30 and has warping performance can be subjected to warping correction, and a hollowed-out area is formed on the straightening plate 40. Of course, the hollowed-out area penetrates through the upper and lower surfaces of the correction plate 40, and the hollowed-out area is used for enabling the component 3041 to be attached to the product 10. It can be understood by those skilled in the art that when the patch carrier jig of the present utility model is used, the product 10 (package substrate or PCB board) to be patched and having warpage performance is firstly placed on the upper surface of the jig body 30, then the product 10 is magnetically attracted to the magnet 31 fixed in the accommodating groove 301 on the jig body 30 through the correction plate 40 with magnetism, so that warpage correction can be performed on the product 10, and finally the component 3041 to be patched on the surface of the product 10 is patched on the product 10 from the hollowed-out area on the correction plate 40. Therefore, when the surface mount device is used for surface mount operation of the product 10 with warping performance, even if the hollowed-out space is designed on the surface of the product 10, the problem of vacuum suction is not existed, so that the warping correction effect of the product 10 is not affected, and meanwhile, the surface mount device does not need to be matched with vacuum suction equipment to be used, so that the cost is reduced.

Of course, the projection of the correction plate 40 on the jig body 30 covers the projection of the product 10 on the jig body 30, so that the whole lower surface of the product 10 can be pressed on the upper surface of the jig body 30, and the warp correction effect of the product 10 is further improved. In addition, when the jig body 30 is connected with the correction plate 40 and the product 10 is flattened, the edge of the correction plate 40 is aligned with the edge of the jig body 30, so that the appearance performance of the patch carrier jig of the embodiment can be improved.

It should be noted that, the correction plate 40 in this embodiment is made of stainless steel, the jig body 30 is an aluminum alloy plate, and the aluminum alloy plate can reduce the weight of the jig body 30; in other embodiments, the correction plate 40 may be made of other metal materials, as long as it can be attracted to the magnet 31, and is not limited herein.

It is worth to say that, use the paster support plate tool of this embodiment still need not extra factory building air feed pipeline to reduce the construction degree of difficulty of factory building, further reduction in production cost.

Of course, in other embodiments, the accommodating groove 301 may be disposed on the upper surface of the jig body 30, or the upper surface and the lower surface of the jig body 30 are both provided with the accommodating groove 301, which is not limited herein, so that it is also within the scope of the present utility model for a person skilled in the art to reasonably change the position of the accommodating groove 301 on the jig body 30.

In this embodiment, referring to fig. 4, the hollowed-out area includes a plurality of hollowed-out unit areas 302, two adjacent hollowed-out unit areas 302 are connected by connecting ribs 30211, that is, one hollowed-out area is divided into a plurality of hollowed-out unit areas 302 by the connecting ribs 30211, the hollowed-out area formed in the middle of the correction plate 40 enables the correction plate 40 to be formed with a compression frame piece 303 located at the periphery of the hollowed-out area, so that the connecting ribs 30211 also play a role in strengthening the strength of the compression frame piece 303; the pressing frame 303 of the present embodiment has a square structure, and in other embodiments, the pressing frame 303 may have a circular structure, which is not limited thereto. Therefore, the jig body 30 is provided with the plurality of accommodating grooves 301 corresponding to the pressing frame pieces 303 and the connecting ribs 30211, and the magnets 31 are mounted and fixed in the accommodating grooves 301, so that the distribution of the magnets 31 on the jig body 30 can be as shown in fig. 5, and the distribution of the magnets 31 on the jig body 30 corresponds to the pressing frame pieces 303 and the connecting ribs 30211 on the correction plate 40, so that the magnets 31 do not need to be arranged on the jig body 30 corresponding to the hollow unit areas 302, and the effect of saving the magnets 31 is achieved.

It should be noted that, the magnet 31 of the present embodiment is fixed in the accommodating groove 301 by embedding, so that the connection performance between the magnet 31 and the jig body 30 can be improved. Of course, in other embodiments, the magnet 31 may be fixed in the accommodating groove 301 by adhesion, and is not limited thereto.

In this embodiment, the connection between the pressing frame piece 303 and each connecting rib 30211 in the hollow area is in a letter-in-field structure, that is, the connection between each connecting rib 30211 forms a cross structure, so that the rigidity of the pressing frame piece 303 can be improved. In other embodiments, the connection between the connection ribs 30211 may also form an X-shaped structure, which is not limited herein.

In this embodiment, referring to fig. 6, a plurality of component receiving grooves 304 are formed on the upper surface of the jig body 30, and each component receiving groove 304 is used for receiving each component 3041 attached to the upper surface of the product 10 or the lower surface of the product 10. That is, it can be understood that the upper surface of the product 10 is defined as a first surface, the lower surface of the product 10 is defined as a second surface, the product 10 (package substrate or PCB board) is uneven due to the protruding component 3041 attached on the first surface, when the product 10 is required to be turned over to form a second surface patch after the first surface patch operation of the product 10 is completed, the component 3041 attached on the first surface faces the upper surface of the jig body 30, so that the component 3041 attached on the first surface can be accommodated by the component accommodating grooves 304 on the upper surface of the jig body 30, thereby preventing the component 3041 on the first surface from being directly pushed onto the upper surface of the jig body 30, and thus the two-surface patch operation of the product 10 can be realized, that is, the patch carrier board jig of the embodiment supports the double-surface patch of the product 10, and overcomes the defect that the existing vacuum adsorption jig does not support the double-surface patch of the product 10. Of course, the shape of the component receiving groove 304 may be set according to the shape of the component 3041 attached to the upper surface or the lower surface of the product 10, and the number of the component receiving grooves 304 may be set according to the number of the components 3041 attached to the upper surface or the lower surface of the product 10, which is not limited herein.

In the present embodiment, referring to fig. 4 and 5, positioning slots 401 are disposed at four corners of the lower surface of the correction plate 40, and each positioning slot 401 penetrates through the upper and lower surfaces of the correction plate 40; four corners of the upper surface in the jig body 30 are provided with positioning columns 3031 which are in one-to-one correspondence with the positioning grooves 401 and are matched with the positioning grooves 3031, and the correction plate 40 can be quickly positioned on the jig body 30 through the matching between the positioning grooves 401 and the positioning columns 3031. Of course, in other embodiments. Positioning columns 3031 may be disposed at four corners of the lower surface of the correction plate 40, and positioning slots 401 corresponding to and adapted to the positioning columns 3031 are disposed at four corners of the upper surface of the jig body 30, so that the correction plate 40 can be positioned on the jig body 30 quickly. Therefore, it should be understood by those skilled in the art that by reasonably changing the positions of the positioning slots 401 and the positioning posts 3031 on the correction plate 40 and/or the jig body 30, it is within the scope of the present utility model.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (10)

1. The patch carrier plate jig is characterized by comprising a jig body and a correction plate, wherein a plurality of accommodating grooves are formed in the jig body, and magnets are arranged in the accommodating grooves; the correction plate is provided with magnetism, the magnetism of the correction plate is attracted with the magnetism of each magnet, so that a product which is arranged between the correction plate and the jig body and has warping performance is subjected to warping correction, the correction plate is provided with a hollowed-out area, and the hollowed-out area is used for enabling components to be attached to the product.

2. The patch carrier fixture of claim 1, wherein the hollowed-out area comprises a plurality of hollowed-out unit areas, and two adjacent hollowed-out unit areas are connected through connecting ribs.

3. The patch carrier jig according to claim 2, wherein the hollowed-out area forms a pressing frame piece located at the periphery of the hollowed-out area on the correction plate, and the jig body is provided with a plurality of accommodating grooves at positions corresponding to the pressing frame piece and the connecting ribs.

4. A patch carrier fixture as defined in claim 3, wherein the connection between the pressing frame and each of the connection ribs in the hollow area is in a letter-in-field structure.

5. The jig for mounting a chip carrier of claim 1, wherein a plurality of component receiving grooves are formed in an upper surface of the jig body, each of the component receiving grooves being configured to receive components attached to an upper surface of the product or a lower surface of the product.

6. The jig for mounting a chip carrier according to claim 1, wherein the magnet is fixed in the accommodating groove by means of adhesion or embedding.

7. The fixture of claim 1, wherein the accommodating groove is disposed on a lower surface and/or an upper surface of the fixture body.

8. The patch carrier fixture of claim 1, wherein the projection of the correction plate onto the fixture body covers the projection of the product onto the fixture body.

9. The patch carrier jig according to claim 1, wherein the jig body is connected to the correction plate such that the edge of the correction plate is aligned with the edge of the jig body in a state where the product is flattened.

10. The jig for mounting a patch on a surface of a substrate according to any one of claims 1 to 9, wherein positioning grooves are formed at four corners of one of the correction plate and the jig body, and a plurality of positioning columns which are in one-to-one correspondence with and are adapted to the positioning grooves are formed on the other one of the correction plate and the jig body.