CN2092849U - Supporting board for the use of printing dual face of circuit board - Google Patents

Supporting board for the use of printing dual face of circuit board Download PDF

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Publication number
CN2092849U
CN2092849U CN 91204728 CN91204728U CN2092849U CN 2092849 U CN2092849 U CN 2092849U CN 91204728 CN91204728 CN 91204728 CN 91204728 U CN91204728 U CN 91204728U CN 2092849 U CN2092849 U CN 2092849U
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CN
China
Prior art keywords
circuit board
pin
circuit
frame plate
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN 91204728
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Chinese (zh)
Inventor
胡祝欣
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 91204728 priority Critical patent/CN2092849U/en
Publication of CN2092849U publication Critical patent/CN2092849U/en
Withdrawn legal-status Critical Current

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Abstract

The utility model relates to a printing special tool of a printed circuit board, particularly a new-type tool used for the double-side printing. The position of the plane frame plate opposite to the circular hole of the periphery of the printed circuit board is provided with an outer layer positioning pin which a circuit board can be sheathed in firmly. The proper positions in the plane frame plate opposite to circuit holes are provided with a plurality of inner layer support pins. The inner layer support pins are conical, and the diameter and the taper of the conical support pins depend on the aperture of the circuit holes. When the circuit board is placed on the frame plate, the surface is smooth. Therefore, the circuit board can not deform and bend when the gravity printing is conducted; the fixing pin and the support pins can also be directly fixed on a flake, and the bottom of the flake is adhered on a machine bedplate through double-side adhesives to rapidly form a plane frame plate.

Description

Supporting board for the use of printing dual face of circuit board
The invention belongs to the special-purpose frame plate of printing of printed circuit board (PCB) (Pointed Circuit Boards).Especially the novel frame plate that can use for printed on both sides.
General printed circuit board (PCB) (P.C.B) two sides all is printed on circuit.But the mode of printing of continuing to use at present is that the advanced stove baking in the back that is printed on one side waits baking to do the back and takes out, and republishes another side, and then advances the stove baking.Why so be because there is not good specific purpose tool.If print simultaneously on the two sides, then certainly will have one side can be stained with green lacquer, and P.C.B itself is very accurate part, very numerous and diverse in the processing.Be printed on one side and adopt, twice baking lost time, and increases energy resource consumption again, influences economic benefit.
The purpose of the invention provides a kind of technical scheme about circuit board printed on both sides specific purpose tool, and the specific purpose tool that adopts this programme can not be stained with green lacquer when circuit board is carried out two-face printing.Thereby can realize toasting again after the printed on both sides.Save time energy savings.
The content of the invention is the flat board that is not less than circuit board plane with, on flat board with respect to circuit board periphery circular hole place, be provided with outer alignment pin, this skin alignment pin bottom combines as a whole with flat board, and the identical and diameter of the height in stage casing becomes gap or interference fits greater than circuit board circular hole, top with the circuit board circular hole; Being in harmony on flat board with respect to the circuit board internal circuit hole when locating, be provided with several internal layer supporting pins, this internal layer supporting pin and dull and stereotyped one are connected and fixed, its part on flat board becomes coniform, its top can be inserted in the relative circuit hole, cone top part remains on the circuit board upper side plane with upper/lower positions, its cone bottom diameter is greater than circuit hole, its cone bottom diameter and tapering so that each supporting pin the strong point of the circuit hole root edge horizontal plane that exists together is as the criterion and is determined.The high H of alignment pin stage casing and circular hole root edge fulcrum anomaly plate 2With the height H of supporting pin to circuit hole root edge strong point anomaly plate 1Equate.Preferably supporting pin equates with relative circuit aperture the horizontal cross-section diameter at circuit board strong point place.The alleged flat board of the technical program can be the frame plate on plane, or the machine bench on plane.
When the printed on both sides frame plate of manufacturing according to this programme can make circuit board placed on it, when surfacing, weight application printing, the plate face can crooked or distortion, can not break away from frame plate and displacement yet.The advantage of this case frame plate is can be implemented in baking with it before seal successively to be executed on the circuit board two sides, and when the second impression, the panel of elder generation's seal one side is maked somebody a mere figurehead support by frame plate alignment pin and supporting pin in outer positioning round orifice and place, internal layer circuit hole, can not be stained with green lacquer.First drying then.
Embodiments of the invention are as shown in drawings:
Fig. 1 is that an embodiment of this case uses schematic diagram;
Fig. 2 is the side cutaway view of Fig. 1;
Fig. 3 is that second embodiment of this case uses schematic diagram;
Fig. 4 is the side cutaway view of Fig. 3.
Explanation to number in the figure:
1, flat board, 10, outer dowel hole,
11, outer alignment pin, 111, the pin 11 bottoms, 112, the pin 11 stage casings, 113, the pin 11 tops;
12, internal layer supporting pin, 121, the pin 12 bottoms, 122, the pin 12 coniform tops;
2, printed circuit board (PCB), i.e. P.C.B, 21, outer positioning round orifice, 22, circuit hole;
3, machine bench;
4, thin slice, 41, the small pieces double faced adhesive tape;
H 1It is the clearance height between supporting pin 12 place's frame plates and the circuit board;
H 2It is the clearance height between alignment pin 11 place's frame plates and the circuit board.
In conjunction with the accompanying drawings the technical program is described in detail: at first, see also Fig. 1,2, learn by showing among the figure, the technical program includes a flat board 1, at relative periphery circular hole 21 places of the circuit board 2 of desire printing, be provided with most outer alignment pins (PIN) 11, bottom 111 diameters of this skin alignment pin 11 are in harmony and can closely be inserted in the circular hole 10 of flat plank, and the 112 diameter maximums in stage casing, the diameter on top 113 is to decide according to the circular hole 21 of circuit board 2, it is suitable that it just can be embedded as, the effect of this skin alignment pin 11 be make circuit board can strong fix on the printing frame plate and unshift, and leave a space in the middle of making it, after upper face is completed for printing, the in addition one side of seal that can turn over, and printed plate face because of and frame plate between the space is still arranged, so can not be stained with green lacquer.If only come support circuit plate 2 with peripheral alignment pin 11, partly bear bigger squeegee pressure then because of need, touch the central authorities of flat board 1 so that the central part meeting is crooked, then the technical program can't be brought into play its effect, so, the maximum feature and the skill of the technical program, be on all circuit hole that differ in size 22 on the circuit board 2, the circuit hole 22 of selecting some pore sizes not wait in the appropriate location, on the thereunder relative frame plate plane, the internal layer supporting pin 12 of relative size is set, the bottom 121 of this internal layer supporting pin 12 can be inserted in dull and stereotyped 1 pin-and-hole and be fixed, its 122 one-tenth of part on flat board is coniform, and the diameter of this coniform supporting pin 12 must match with each circuit hole 22 with tapering, when circuit board 2 is flat on dull and stereotyped 1, the contact point of all circuit hole 22 root edges of these circuit board 2 bottoms and each taper supporting pin 12 should coexist on the horizontal line with 11 pairs of circuit board strong points of alignment pin and the awl point can not protrude from the circuit board, so, the circuit board full wafer could be positioned on the printing frame plate reposefully, when gravity printed, circuit board just can crooked or distortion.
The foregoing description is the circuit board made at a large amount of printings, as for a spot of circuit board, then is not inconsistent economic benefit.Therefore many but measure few circuit board at general style, the technical program can adopt second kind of embodiment to design the printing frame plate of a simple type, see also Fig. 3, the alignment pin 11 of present embodiment and supporting pin 12, not to be fixed on the flat frame plate, its bottom all is plane and spot welding is fixed on the thin slice 4, and alignment pin 11 and supporting pin 12 then can be made plurality of specificationsization, with should various demands.When it uses, paste a small pieces double faced adhesive tape 41 above the thin slice 4 in each, each alignment pin 11 and supporting pin 12 can temporarily be attached on the periphery circular hole 21 and circuit hole 22 on the circuit board 2, and stick in the bottom of each thin slice 4 one with the two-sided rubberizing of thin slice 4 identical sizes, and then to the machine bench subsides down with circuit board 2 full wafers, each thin slice is shifted to be adhesively fixed on the machine bench 3, subsequently circuit board 2 is picked up, and tear small pieces double faced adhesive tape 41, the steady pin 11 and the supporting pin 12 that then are fixed on this moment on the machine bench are identical with the function that is fixed on flat frame plate, can make the printed on both sides frame plate by power circuit board 2.
Please continue to consult Fig. 4, second embodiment cut-away view, thin slice 4 are on the Adhesive machine platen.The emphasis of the technical program is the height H of the contact point 121 of this supporting pin 12 and circuit hole 22 root edges apart from machine bench 3 1With the contact-making surface 111 of circular hole 21 and alignment pin 11 height H apart from machine bench 3 2Must equate that so, the circuit board full wafer could be located reposefully, when gravity print, circuit board just can be not crooked or be out of shape, and this design focal point be horizontal cross-section diameter at the contact point 121 of this supporting pin 12 must be identical with the diameter of circuit hole 22, add H 1=H 2Prerequisite, 12 of supporting pins can be selected suitable specification for use according to the circuit hole diameters on the various circuit board.
The technical program has following advantage:
1, this printing frame plate can be saved time to the circuit board again row baking behind the two-face printing of going ahead of the rest, and also can not be stained with green lacquer;
2, the design of this printing frame plate is accurate, and simple in structure, processing ease can not damage the circuit on the circuit board, also fully for the original product design of circuit board, need not change any structure on the circuit board;
3, the technical program can be made dull and stereotyped frame plate on demand, or directly makes frame plate at machine bench, and it has dual purposes and function.

Claims (6)

1, a kind of circuit board printed on both sides frame plate, comprise a flat board that is not less than circuit board plane, it is characterized in that on flat board, with respect to circuit board periphery circular hole place, be provided with outer alignment pin, this skin alignment pin bottom combines as a whole with flat board, and the identical and diameter of the height in stage casing is greater than the circuit board circular hole, and the top becomes gap or interference fits with the circuit board circular hole; On flat board, with respect to being in harmony of circuit board internal circuit hole when the place, be provided with some internal layer supporting pins, this internal layer supporting pin and dull and stereotyped one are connected and fixed, part becomes coniform on its middle plateform, and its top can be inserted in the relative circuit hole, and cone top part must remain on the circuit board upper side plane with upper/lower positions, its cone bottom diameter is greater than circuit hole, and its cone bottom diameter and tapering are so that each supporting pin is in a horizontal plane together to circuit hole root edge support point is that standard is determined.
2, frame plate according to claim 1 is characterized in that supporting pin is equal with relative circuit aperture to the horizontal cross-section diameter at circuit board strong point place.
3, frame plate according to claim 1 is characterized in that the height H of alignment pin stage casing and circular hole root edge strong point anomaly plate 2With the height H of supporting pin to circuit hole root edge strong point anomaly plate 1Equate.
4, frame plate according to claim 1 is characterized in that described flat board can be the frame plate on plane, or the machine bench on plane.
5, according to claim 1,2,3,4 described frame plates, it is characterized in that placement positioning pin and supporting pin place have pin-and-hole on the described flat board, the bottom of alignment pin is an one with corresponding pin-and-hole fixed connection respectively.
6, according to claim 1,2,3,4 described frame plates, the bottom that it is characterized in that alignment pin and supporting pin is one laminar sheet, and seat sheet bottom is with dull and stereotyped bonding.
CN 91204728 1991-03-25 1991-03-25 Supporting board for the use of printing dual face of circuit board Withdrawn CN2092849U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 91204728 CN2092849U (en) 1991-03-25 1991-03-25 Supporting board for the use of printing dual face of circuit board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 91204728 CN2092849U (en) 1991-03-25 1991-03-25 Supporting board for the use of printing dual face of circuit board

Publications (1)

Publication Number Publication Date
CN2092849U true CN2092849U (en) 1992-01-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 91204728 Withdrawn CN2092849U (en) 1991-03-25 1991-03-25 Supporting board for the use of printing dual face of circuit board

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Country Link
CN (1) CN2092849U (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100341037C (en) * 2004-05-18 2007-10-03 三星Sdi株式会社 Plasma display apparatus
CN101431862B (en) * 2007-11-07 2010-11-03 比亚迪股份有限公司 Positioning method for printed circuit board in drilling process
CN102083275A (en) * 2009-12-01 2011-06-01 柏承科技(昆山)股份有限公司 Pin used for solder masking, elevating and positioning
CN102105022B (en) * 2009-12-21 2012-07-04 深南电路有限公司 Manufacturing method of nail bed for PCB solder-mask printing
CN103231583A (en) * 2013-04-24 2013-08-07 昆山翰辉电子科技有限公司 Positioning support leg for printed circuit board ink printing
CN103240959A (en) * 2013-04-23 2013-08-14 昆山翰辉电子科技有限公司 Anti-sticking positioning support pin for ink printing of printed circuit board
CN103240960A (en) * 2013-04-24 2013-08-14 昆山翰辉电子科技有限公司 Anti-sticking positioning support leg for ink printing of printed circuit board
CN103531507A (en) * 2012-07-05 2014-01-22 西安永电电气有限责任公司 Module bearing tray and IGBT module packaging method
CN104149484A (en) * 2014-08-21 2014-11-19 江苏迪飞达电子有限公司 PCB printing locating method
CN106093757A (en) * 2016-08-21 2016-11-09 合肥国轩高科动力能源有限公司 Universal PCBA board test tool
CN109143323A (en) * 2018-11-01 2019-01-04 中国矿业大学(北京) A kind of 3-component earthquake detector shell of convertible tail bone
CN109587972A (en) * 2019-01-22 2019-04-05 西安微电子技术研究所 A kind of printed board welding resistance craft printed on both sides tooling
CN109616014A (en) * 2019-01-25 2019-04-12 青岛海信电器股份有限公司 A kind of display device

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100341037C (en) * 2004-05-18 2007-10-03 三星Sdi株式会社 Plasma display apparatus
US7453528B2 (en) 2004-05-18 2008-11-18 Samsung Co., Ltd. Plasma display apparatus
CN101431862B (en) * 2007-11-07 2010-11-03 比亚迪股份有限公司 Positioning method for printed circuit board in drilling process
CN102083275A (en) * 2009-12-01 2011-06-01 柏承科技(昆山)股份有限公司 Pin used for solder masking, elevating and positioning
CN102105022B (en) * 2009-12-21 2012-07-04 深南电路有限公司 Manufacturing method of nail bed for PCB solder-mask printing
CN103531507A (en) * 2012-07-05 2014-01-22 西安永电电气有限责任公司 Module bearing tray and IGBT module packaging method
CN103240959A (en) * 2013-04-23 2013-08-14 昆山翰辉电子科技有限公司 Anti-sticking positioning support pin for ink printing of printed circuit board
CN103240960A (en) * 2013-04-24 2013-08-14 昆山翰辉电子科技有限公司 Anti-sticking positioning support leg for ink printing of printed circuit board
CN103231583A (en) * 2013-04-24 2013-08-07 昆山翰辉电子科技有限公司 Positioning support leg for printed circuit board ink printing
CN104149484A (en) * 2014-08-21 2014-11-19 江苏迪飞达电子有限公司 PCB printing locating method
CN104149484B (en) * 2014-08-21 2017-01-18 江苏迪飞达电子有限公司 PCB printing locating method
CN106093757A (en) * 2016-08-21 2016-11-09 合肥国轩高科动力能源有限公司 Universal PCBA board test tool
CN109143323A (en) * 2018-11-01 2019-01-04 中国矿业大学(北京) A kind of 3-component earthquake detector shell of convertible tail bone
CN109143323B (en) * 2018-11-01 2023-11-17 中国矿业大学(北京) Three-component geophone shell capable of changing coccyx
CN109587972A (en) * 2019-01-22 2019-04-05 西安微电子技术研究所 A kind of printed board welding resistance craft printed on both sides tooling
CN109616014A (en) * 2019-01-25 2019-04-12 青岛海信电器股份有限公司 A kind of display device
CN109616014B (en) * 2019-01-25 2023-08-29 海信视像科技股份有限公司 Display device

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