CN220545222U - Double-sided magnetic tool fixture for FPC board - Google Patents
Double-sided magnetic tool fixture for FPC board Download PDFInfo
- Publication number
- CN220545222U CN220545222U CN202321852791.1U CN202321852791U CN220545222U CN 220545222 U CN220545222 U CN 220545222U CN 202321852791 U CN202321852791 U CN 202321852791U CN 220545222 U CN220545222 U CN 220545222U
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- magnetic
- fpc board
- fixing
- double
- fixing piece
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 abstract description 7
- 238000007639 printing Methods 0.000 description 15
- 229920001342 Bakelite® Polymers 0.000 description 6
- 239000004637 bakelite Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- BXLICFUSUZPSHT-UHFFFAOYSA-N 1-(4-chlorophenyl)-3-fluoropropan-2-amine Chemical compound FCC(N)CC1=CC=C(Cl)C=C1 BXLICFUSUZPSHT-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Combinations Of Printed Boards (AREA)
Abstract
The utility model discloses a double-sided magnetic tool fixture for an FPC board, which comprises a base, a magnetic fixing plate, a first fixing piece and a second fixing piece, wherein fixing parts are arranged at four corners of the base, and the four fixing parts define a containing space; the double-sided magnetic tooling fixture for the FPC board provided by the utility model can be used for ensuring that the FPC board is attached to the front surface of the magnetic fixing board through the first fixing piece, and the printed part is collected to the back surface of the magnetic fixing board, and simultaneously, the second fixing piece is used for fixing, so that the ultra-long FPC board can be printed with solder paste through an SMT printer, and further, the FPC board exceeding the length limit of the SMT printer can be produced.
Description
Technical Field
The utility model relates to the technical field of circuit board processing, in particular to a double-sided magnetic tool fixture for an FPC board.
Background
The flexible circuit board (FlexiblePrintedCircuit, FPC), also called flexible circuit board, is favored by the excellent characteristics of light weight, thin thickness, free bending and folding, and the like, and particularly has the characteristics of light weight, free bending, winding, low voltage, low consumption, low power, and the like.
Flexible printed circuit boards are printed circuits made from flexible, insulating substrates, which have many advantages not available with rigid printed circuit boards:
(1) The device can be freely bent, rolled and folded, can be randomly arranged according to the space layout requirement, and can be randomly moved and stretched in a three-dimensional space, so that the integration of component assembly and wire connection is achieved;
(2) The FPC board is utilized to greatly reduce the volume and weight of the electronic product, and is suitable for the requirement of the electronic product for developing to high density, miniaturization and high reliability. Therefore, the FPC board is widely applied to the fields or products such as aerospace, military, mobile communication, portable computers, computer peripherals, PDA, digital cameras and the like;
(3) The FPC board also has the advantages of good heat dissipation and weldability, easiness in assembly and connection, lower comprehensive cost and the like, and the design of soft and hard combination also makes up for the slight deficiency of the flexible substrate in element bearing capacity to a certain extent.
Traditional FPCA assembly manufacturer, its tin cream printing, paster equipment mainly used deal with traditional medium and small-size FPC board (within 600 mm), to the FPC board that length exceeded 800mm, because overlength FPC board has exceeded SMT printer length limit, lead to unable printing, to the manufacturer that most were dominant in medium and small-size FPC board, general SMT printer is difficult to accomplish the printing, can only purchase large-size equipment side through spending huge costs and can realize, lead to manufacturing cost increase, if adopt manual printing, then can lead to printing accuracy to be unable to be guaranteed.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a double-sided magnetic tooling jig for an FPC board, which is used for solving the problem that an ultra-long FPC board is difficult to complete printing through an SMT printer.
The technical scheme of the utility model is as follows: the double-sided magnetic tooling jig for the FPC board comprises a base, a magnetic fixing plate, a first fixing piece and a second fixing piece, wherein fixing parts are arranged at four corners of the base, and four fixing parts define a containing space; the magnetic fixing plate is arranged in the accommodating space; the first fixing piece is used for fixing one end of the FPC board on the front surface of the magnetic fixing board; the second fixing piece is used for fixing the other end of the FPC board on the reverse side of the magnetic fixing board.
Further, the length of the base is 300-500 mm, the width of the base is 150-250 mm, and the thickness of the base is 5-15 mm.
Further, a positioning column is arranged on the base, a positioning hole matched with the positioning column is formed in the magnetic fixing plate, and when the magnetic fixing plate is arranged in the accommodating space, at least a part of the positioning column is located in the positioning hole.
Further, the base is made of phenolic plastic.
Further, the length of the magnetic fixing plate is 300-400 mm, the width of the magnetic fixing plate is 100-200 mm, and the thickness of the magnetic fixing plate is 2-3 mm.
Further, the magnetic fixing plate is provided with a sink groove for placing the FPC board, and the sink groove extends to one end of the magnetic fixing plate along the length direction of the magnetic fixing plate.
Further, the magnetic fixing plate comprises an aluminum alloy plate and a magnet piece positioned inside the aluminum alloy plate.
Further, the length of the first fixing piece is 200-400 mm, the width of the first fixing piece is 100-200 mm, and the thickness of the first fixing piece is 0.03-0.08 mm.
Further, the length of the second fixing piece is 100-150 mm, the width of the second fixing piece is 50-100 mm, and the thickness of the second fixing piece is 0.03-0.08 mm.
Further, the first fixing piece and the second fixing piece are made of stainless steel materials.
The utility model according to the scheme has the beneficial effects that: the utility model provides a two-sided magnetism frock tool for FPC board, includes base, magnetism fixed plate, first stationary blade and second stationary blade, and base four corners department all is provided with fixed part, and four fixed parts define a accommodation space; the magnetic fixing plate is arranged in the accommodating space; the first fixing piece is used for fixing one end of the FPC board on the front surface of the magnetic fixing board; the second fixing piece is used for fixing the other end of the FPC board on the reverse side of the magnetic fixing board. The utility model provides a double-sided magnetic fixture for an FPC board, which can fix a part to be printed of the ultra-long FPC board on the front side of a magnetic fixing board through a first fixing piece so as to ensure that the FPC board is kept attached to the front side of the magnetic fixing board, and the printed part is collected to the back side of the magnetic fixing board, and simultaneously uses a second fixing piece to fix, so that the ultra-long FPC board can be printed with solder paste through an SMT printer, and further the FPC board exceeding the length limit of the SMT printer can be produced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top view of a base in an embodiment of the utility model;
FIG. 2 is a front view of a base in an embodiment of the utility model;
FIG. 3 is a schematic structural view of a magnetic fixing plate according to an embodiment of the present utility model;
FIG. 4 is a schematic view illustrating a first fixing piece according to an embodiment of the present utility model;
fig. 5 is a schematic diagram illustrating the use of the second fixing piece according to an embodiment of the utility model.
In the figure, 1, a base; 11. a fixing part; 12. positioning columns; 2. a magnetic fixing plate; 21. positioning holes; 22. sinking grooves; 3. a first fixing piece; 4. a second fixing piece; 5. and an FPC board.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e., the utility model is not limited to the embodiments described.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like are merely used for convenience in describing the present utility model and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to 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, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
For a better understanding of the present utility model, the present utility model is further described below with reference to the drawings and the embodiments:
in SMT (surface mount technology) manufacturing processes, solder paste printing, AOI inspection (automatic optical inspection), substrate handling, bonding, and reflow soldering all require the use of a carrier (hereinafter referred to as "JIG") necessary for supporting, fixing, and functioning of various characteristics of the substrate. Specifically, during solder paste printing, the surface of a printed flexible circuit board (hereinafter referred to as an FPC board) with a small and flexible thickness, the carrier surface and the back surface of a printed steel mesh should meet seamless bonding, and the FPC board should be firmly fixed at the set position of JIG, so that accurate positioning and thickness control during solder paste printing are realized, and the front and rear FPC boards of printing action are ensured not to fall off. In addition, in the two sections of solder paste printing and pasting, the FPC board surface and the JIG surface are flush, and the JIG surface has no convex part, so that the feasibility of steel screen printing is met, and the pasting machine head or the suction nozzle is not damaged.
In the SMT (surface mount technology) manufacturing process, the ultra-long FPC board exceeds the length limit of a common SMT printer, so that printing cannot be performed, a corresponding large-size device is required to be adopted to complete printing, in the actual production process, in order to reduce the production cost, a manual printing mode is often adopted, however, the manual printing precision cannot be ensured.
Based on the above, the embodiment of the utility model provides a double-sided magnetic tooling fixture for an FPC board, which comprises a base, a magnetic fixing plate, a first fixing piece and a second fixing piece, wherein fixing parts are arranged at four corners of the base, and four fixing parts define a containing space; the magnetic fixing plate is arranged in the accommodating space; the first fixing piece is used for fixing one end of the FPC board on the front surface of the magnetic fixing board; the second fixing piece is used for fixing the other end of the FPC board on the reverse side of the magnetic fixing board.
The utility model provides a double-sided magnetic fixture for an FPC board 5, which can fix a part to be printed of the ultra-long FPC board 5 on the front surface of a magnetic fixing board 2 through a first fixing piece 3 so as to ensure that the FPC board 5 is adhered to the front surface of the magnetic fixing board 2, the part which is not required to be printed is collected to the back surface of the magnetic fixing board 2, and a second fixing piece 4 is used for fixing, so that the ultra-long FPC board 5 can be printed with solder paste through an SMT printer, and further the FPC board 5 exceeding the length limit of the SMT printer can be produced.
Preferably, the length of the base 1 is 300 mm-500 mm, the width of the base 1 is 150 mm-250 mm, and the thickness of the base 1 is 5 mm-15 mm. More specifically, in the present embodiment, the length of the base 1 is 400mm, the width of the base 1 is 200mm, and the thickness of the base 1 is 10mm.
Preferably, the base 1 is provided with a positioning column 12, the magnetic fixing plate 2 is provided with a positioning hole 21 matched with the positioning column 12, and when the magnetic fixing plate 2 is arranged in the accommodating space, at least one part of the positioning column is positioned in the positioning hole 21. By such design, the mounting accuracy of the magnetic fixing plate 2 can be ensured, so that the FPC board 5 can be fixed on the front and back surfaces of the magnetic fixing plate 2 later.
The bakelite is the first variety put into industrial production in plastics, and the chemical name of bakelite is phenolic plastic, which has higher mechanical strength, good insulativity, heat resistance and corrosion resistance, so the base 1 in the embodiment adopts bakelite.
The preparation method of the bakelite comprises the following steps: phenolic resin can be prepared by polycondensation of phenols and aldehydes under the action of acidic or alkaline catalyst. Fully mixing phenolic resin, saw dust, talcum powder (filler), urotropine (curing agent), stearic acid (lubricant), pigment and the like, and heating and mixing in a mixing mill to obtain the bakelite powder. And heating and pressing the bakelite powder in a mould to form a thermosetting phenolic plastic product.
Preferably, the length of the magnetic fixing plate 2 is 300mm to 400mm, the width of the magnetic fixing plate 2 is 100mm to 200mm, and the thickness of the magnetic fixing plate 2 is 2mm to 3mm. More specifically, in the present embodiment, the length of the magnetic fixing plate 2 is 380mm, the width of the magnetic fixing plate 2 is 170mm, and the thickness of the magnetic fixing plate 2 is 2.5mm.
In the present embodiment, the magnetic fixing plate 2 is provided with a sink 22 for placing the FPC board 5, and the sink 22 extends to one end of the magnetic fixing plate 2 along the length direction of the magnetic fixing plate 2. The design is convenient for place FPC board 5 on magnetism fixed plate 2, but also can play the guide effect to help overlength FPC board 5 upset to magnetism fixed plate 2 reverse side, reduced the probability that overlength FPC board 5 appears the skew.
Preferably, the magnetic fixing plate 2 includes an aluminum alloy plate and a magnet member located inside the aluminum alloy plate, and the FPC board 5 is pressed against the front and rear surfaces of the magnetic fixing plate 2 by the first and second fixing plates 3 and 4 by sucking the first and second fixing plates 3 and 4 by the magnet member.
Preferably, the length of the first fixing piece 3 is 200mm to 400mm, the width of the first fixing piece 3 is 100mm to 200mm, and the thickness of the first fixing piece 3 is 0.03mm to 0.08mm. More specifically, in the present embodiment, the length of the first fixing piece 3 is 350mm, the width of the first fixing piece 3 is 150mm, and the thickness of the first fixing piece 3 is 0.05mm.
Preferably, the length of the second fixing piece 4 is 100mm to 150mm, the width of the second fixing piece 4 is 50mm to 100mm, and the thickness of the second fixing piece 4 is 0.03mm to 0.08mm. The length of the second fixing piece 4 is 120mm, the width of the second fixing piece 4 is 80mm, and the thickness of the second fixing piece 4 is 0.05mm.
In the present embodiment, the first fixing piece 3 and the second fixing piece 4 are each made of a stainless steel material.
The embodiment of the utility model provides a double-sided magnetic tooling jig for an FPC board 5, which comprises the following use method:
the first step is to position the magnetic fixing plate 2 by placing the base 1 into the positioning column 12 and the positioning hole 21;
secondly, placing the FPC board 5 on the front surface of the magnetic fixing board 2, accurately positioning the FPC board 5 by taking the positioning posts 12 as positioning points, enabling the FPC board 5 to be attached to the sink 22, and then pressing the FPC board 5 by using the first fixing piece 3;
and thirdly, taking out the magnetic fixing plate 2 from the base 1, overturning the part of the FPC board 5 exceeding the length limit of the SMT printer to the back surface of the magnetic fixing plate 2, and fixing by the second fixing piece 4 to ensure that the FPC board 5 is attached to the back surface of the magnetic fixing plate 2.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.
Claims (10)
1. Double-sided magnetism frock tool for FPC board, its characterized in that includes:
the base is provided with fixing parts at four corners, and the four fixing parts define a containing space;
the magnetic fixing plate is arranged in the accommodating space;
the first fixing piece is used for fixing one end of the FPC board on the front face of the magnetic fixing board;
and the second fixing piece is used for fixing the other end of the FPC board on the reverse side of the magnetic fixing board.
2. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the length of the base is 300-500 mm, the width of the base is 150-250 mm, and the thickness of the base is 5-15 mm.
3. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the base is provided with a positioning column, the magnetic fixing plate is provided with a positioning hole matched with the positioning column, and when the magnetic fixing plate is arranged in the accommodating space, at least one part of the positioning column is positioned in the positioning hole.
4. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the base is made of phenolic plastics.
5. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the length of the magnetic fixing plate is 300-400 mm, the width of the magnetic fixing plate is 100-200 mm, and the thickness of the magnetic fixing plate is 2-3 mm.
6. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the magnetic fixing plate is provided with a sinking groove for placing the FPC board, and the sinking groove extends to one end of the magnetic fixing plate along the length direction of the magnetic fixing plate.
7. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the magnetic fixing plate comprises an aluminum alloy plate and a magnet piece positioned inside the aluminum alloy plate.
8. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the length of the first fixing piece is 200 mm-400 mm, the width of the first fixing piece is 100 mm-200 mm, and the thickness of the first fixing piece is 0.03 mm-0.08 mm.
9. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the length of the second fixing piece is 100-150 mm, the width of the second fixing piece is 50-100 mm, and the thickness of the second fixing piece is 0.03-0.08 mm.
10. The double-sided magnetic tooling fixture for the FPC board as claimed in claim 1, wherein: the first fixing piece and the second fixing piece are made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321852791.1U CN220545222U (en) | 2023-07-13 | 2023-07-13 | Double-sided magnetic tool fixture for FPC board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321852791.1U CN220545222U (en) | 2023-07-13 | 2023-07-13 | Double-sided magnetic tool fixture for FPC board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220545222U true CN220545222U (en) | 2024-02-27 |
Family
ID=89963077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321852791.1U Active CN220545222U (en) | 2023-07-13 | 2023-07-13 | Double-sided magnetic tool fixture for FPC board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220545222U (en) |
-
2023
- 2023-07-13 CN CN202321852791.1U patent/CN220545222U/en active Active
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