CN104678222A - Automatic test instrument for FPC(Flexible Printed Circuit) - Google Patents

Automatic test instrument for FPC(Flexible Printed Circuit) Download PDF

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Publication number
CN104678222A
CN104678222A CN201510099902.XA CN201510099902A CN104678222A CN 104678222 A CN104678222 A CN 104678222A CN 201510099902 A CN201510099902 A CN 201510099902A CN 104678222 A CN104678222 A CN 104678222A
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CN
China
Prior art keywords
fpc
width adjusting
plate
delivery track
automatic
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Granted
Application number
CN201510099902.XA
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Chinese (zh)
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CN104678222B (en
Inventor
丁卫忠
刘峰
周贵祥
于蓉
王旭辉
朱兴虎
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Nanjing Panda Electronics Manufacturing Co Ltd
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Nanjing Panda Electronics Manufacturing Co Ltd
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Priority to CN201510099902.XA priority Critical patent/CN104678222B/en
Publication of CN104678222A publication Critical patent/CN104678222A/en
Application granted granted Critical
Publication of CN104678222B publication Critical patent/CN104678222B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses an automatic test instrument for an FPC (Flexible Printed Circuit). The automatic test instrument is characterized by comprising a magnetic alloy fixture, an ICT worktable, a full-automatic test device, a test head, a marking device and an automatic conveying track, wherein the magnetic alloy fixture can fix the FPC, so that the FPC has a certain rigidity to facilitate continuous detection of an assembly line; the ICT worktable can perform width adjustment and is provided with a clamping and positioning mechanism which can clamp and position the magnetic alloy fixture; the full-automatic test device can realize optical positioning and can realize point location movement on an X axis, a Y axis and a Z axis; the test head is used for performing electrical test on a detecting point on the FPC; the marking device is used for marking an unqualified FPC and an unqualified part; the automatic conveying track consists of two sections which are respectively mounted at the inlet end and the outlet end of the ICT worktable. According to the automatic test instrument, the test efficiency and the reliability are improved; the difficulty of manual operation is reduced.

Description

FPC flexible board automatic test instrument
Technical field
What the present invention relates to is a kind of detection technique, especially a kind of on-line joining process detection technique of FPC plate, and specifically a kind of FPC flexible board automatic test instrument, realizes Aulomatizeted Detect for FPC flexible board production board.
Background technology
FPC refers to that flexible printed circuit is the english abbreviation of FLEXIBLE PRINTED CIRCUIT, it has gently, thin, short, little feature, as a kind of special interconnection technique can meeting requirements on three-dimensional assembling requirement, be widely used in NOTEBOOK, LCD, mobile phone, digital camera, counter, in aviation electronics and Military Electronic Equipment, at present, at electronic manufacturing field, the manufacture of FPC flexible board maintains development trend faster in recent years, and current used production board detection method is after being cut by FPC, special fixture is used to each monolithic, detected one by one by manually-operated method.Reelability characteristic due to FPC flexible board makes the operability of this kind of detection method poor, needs to drop into larger man power and material, inefficiency.Therefore need a kind of simple operation, reliability is high, the pick-up unit that can greatly enhance productivity.
Also be the abbreviation of In-circiut tester.
Summary of the invention
It is poor to the object of the invention is for operability in existing production board detection method, the problem of inefficiency, designs a kind of bottleneck that can improve production board detection operation, improves the FPC flexible board automatic test instrument of detecting reliability and production efficiency.
Technical scheme of the present invention is:
A kind of FPC flexible board automatic test instrument, is characterized in that it comprises:
One magnetic alloy tool, this magnetic alloy tool can fix FPC flexographic plate, makes it have certain rigidity so that streamline continuous detecting;
One ICT worktable (In-circiut tester), this ICT worktable can carry out width adjusting and have the clamping positioning mechanism making magnetic alloy tool clamping and positioning;
One full-automatic testing device, this full-automatic testing device can realize optical alignment, can realize X, Y, Z tri-axle point position motion so that the detection position driving measuring head to move to setting is detected;
One measuring head, this measuring head is for carrying out electric power detection to the check point on FPC plate, and the distance between the probe on measuring head is adjustable;
One marking device, this marking device is used for marking, to be rejected by FPC platelet underproof after cutting in next procedure the underproof FPC plate of detection and defective position;
One automatic conveying rail, this automatic conveying rail is made up of the entrance point and endpiece that are arranged on ICT worktable respectively two sections, the automatic conveying rail of entrance point is for delivering to be detected, the FPC plate be arranged on magnetic alloy tool below ICT worktable to detect, through ICT worktable detect, be arranged on FPC plate on magnetic alloy tool from entering endpiece automatic conveying rail, send into lower road cutting operation and carry out cutting.
Described magnetic alloy tool is made up of aluminum alloy bottom plate 1, circular magnet 2 and steel disc 3, described circular magnet 2 is arranged on outside the surrounding of aluminum alloy bottom plate 1, FPC plate, steel disc 3 is provided with opening, the size that the size of opening is less than PFC plate with convenient steel disc 3 by magnetic-adsorption on aluminum alloy bottom plate 1 time FPC plate can be pushed down.
Described automatic conveying rail is fixed (11) limit by width adjusting screw mandrel 4, width adjusting alternating current generator 5, delivery track movable side 10 and delivery track and is formed, delivery track fixed edge (11) and movable side (10) are arranged on the both sides of delivery track respectively, be connected by width adjusting screw mandrel 4 between movable side (10) and delivery track fixed edge, width adjusting screw mandrel 4 is driven by width adjusting alternating current generator 5.
Described ICT worktable is by width adjusting screw mandrel 4, width adjusting alternating current generator 5, X-direction clamp clip 6, Y-direction clamp clip 7, enter plate detecting device 8 and ejecting plate detecting device 9, delivery track movable side (10) and delivery track fixed edge (11) composition, delivery track fixed edge (11) and movable side (10) are arranged on the both sides of delivery track respectively, be connected by width adjusting screw mandrel 4 between movable side (10) and delivery track fixed edge (11), width adjusting screw mandrel 4 is driven by width adjusting alternating current generator 5, X-direction clamp clip 6, Y-direction clamp clip 7 goes up the clamping and positioning for carrying out surface level X-direction and Y-direction to the FPC plate arriving detection position respectively, enter the two ends that plate detecting device 8 and ejecting plate detecting device 9 are arranged on detection segment respectively.
Described full-automatic testing device is made up of X, Y, Z tri-axle Mobile Slide 12, measuring head 13 and optical lens 14, described optical lens 14 and measuring head 13 be installed in X, Y, Z tri-axle Mobile Slide 12 Z axis slide block on, measuring head 13 can move up and down on Z axis, Z axis slide block is arranged on Y-axis slide block, and can move forward and backward on Y-axis slide block, Y-axis slide block is arranged on X-axis slide block, and can realize moving left and right on X-axis slide block, described full-automatic testing device is arranged on the top of automatic conveying rail detection segment.,
Described measuring head is made up of width adjusting screw rod 15, pedestal 17 and test probe 16, and test probe 16 is arranged on two pieces of pedestals 17 respectively, and the distance between pedestal 17 is adjusted by width adjusting screw rod 15.
The course of work of the present invention is:
1. common apparatus and specialized equipment are formed FPC automatic test streamline in order.
2. use magnetic alloy carrier to install FPC flexible board production board to be measured fixing, make it reach location reliable, unshift.
3. load the carrier of FPC plate by full-automatic delivery track, be transported to ICT tester worktable and fix clamping position clamping.
4. after optical lens carries out optical alignment to FPC plate reference point, three axle Mobile Slides are tested element one by one according to software set coordinate figure, and test signal is electric signal, and element measurement value and software are preset component value and compared.
5. the defective products in test process carries out mark mark.
6. the FPC plate tested is delivered to next process by full-automatic delivery track.
Beneficial effect of the present invention:
1. Appropriate application carrier, the reelability solving FPC flexible board, to producing the puzzlement caused, is the rigid that flexible board reaches hardboard, is convenient to manufacture.
2. use the automatic test of ICT tester realization to FPC, improve testing efficiency and reliability, reduce manually-operated difficulty.
Accompanying drawing explanation
Fig. 1 is facing and backsight structural representation of magnetic alloy carrier of the present invention.
Fig. 2 is the structural representation of ICT tester worktable of the present invention.
Fig. 3 is the structural representation of three axle Mobile Slides of the present invention.
Fig. 4 is the structural representation of measuring head of the present invention.
Fig. 5 is that FPC of the present invention tests streamline composition frame chart schematic diagram automatically.
Fig. 6 is general structure schematic diagram of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in figures 1 to 6.
A kind of FPC flexible board automatic test instrument, it comprises magnetic alloy tool, (De Lv company of Taiwan Province produces ICT worktable, model is TR5001E), full-automatic testing device, measuring head, marking device and automatic conveying rail composition, as shown in Figure 6, magnetic alloy tool can fix FPC flexographic plate, make it have certain rigidity so that streamline continuous detecting, as shown in Figure 1, it is by aluminum alloy bottom plate 1, circular magnet 2 and steel disc 3 form, described circular magnet 2 is arranged on the surrounding of aluminum alloy bottom plate 1, outside FPC plate, steel disc 3 is provided with opening, the size that the size of opening is less than PFC plate with convenient steel disc 3 by magnetic-adsorption on aluminum alloy bottom plate 1 time FPC plate can be pushed down.ICT worktable can carry out width adjusting and have the clamping positioning mechanism making magnetic alloy tool clamping and positioning, as Fig. 2, shown in 6, by width adjusting screw mandrel 4, width adjusting alternating current generator 5, X-direction clamp clip 6(can by air cylinder driven), Y-direction clamp clip 7(can by air cylinder driven), enter plate detecting device 8(and can adopt 24V positive-negative-positive photoelectric detector) and ejecting plate detecting device 9(can adopt 24V positive-negative-positive photoelectric detector) delivery track movable side (10) and delivery track fixed edge 11 form, delivery track fixed edge 11 and movable side (10) are arranged on the both sides of delivery track respectively, be connected by width adjusting screw mandrel 4 between movable side (10) and delivery track fixed edge, width adjusting screw mandrel 4 is driven by width adjusting alternating current generator 5, X-direction clamp clip 6, Y-direction clamp clip 7 goes up the clamping and positioning for carrying out surface level X-direction and Y-direction to the FPC plate arriving detection position respectively, enter the two ends that plate detecting device 8 and ejecting plate detecting device 9 are arranged on detection segment respectively.Full-automatic testing device can realize optical alignment, X can be realized, Y, move in Z tri-axle point position, so that the detection position driving measuring head to move to setting carries out detecting as shown in Figure 3, it is primarily of X, Y, Z tri-axle Mobile Slide 12, measuring head 13 and optical lens 14 form, described optical lens 14 and measuring head 13 are installed in X, Y, on the Z axis slide block of Z tri-axle Mobile Slide 12, measuring head 13 can move up and down on Z axis, Z axis slide block is arranged on Y-axis slide block, and can move forward and backward on Y-axis slide block, Y-axis slide block is arranged on X-axis slide block, and can realize moving left and right on X-axis slide block, described full-automatic testing device is arranged on the top of automatic conveying rail detection segment.Measuring head is for electrically detecting the check point on FPC plate, distance between probe on measuring head is adjustable, as shown in Figure 4, it forms primarily of width adjusting screw rod 15, pedestal 17 and test probe 16, test probe 16 is arranged on two pieces of pedestals 17 respectively, and the distance between pedestal 17 is adjusted by width adjusting screw rod 15.Marking device (spray color machine can be adopted to realize) is for marking, to be rejected by FPC platelet underproof after cutting in next procedure the underproof FPC plate of detection and defective position.
The on-line checkingi streamline be made up of the present invention as shown in Figure 5.Full-automatic delivery track in Fig. 5 can adopt the aluminium alloy tool delivery track on existing production line to be realized, ICT tester of the present invention is arranged on the centre of full-automatic delivery track, the using method of FPC flexible board automatic test device of the present invention is:
1, FPC flexible board production board to be measured uses the installation of magnetic alloy tool fixing, makes it reach location reliable, unshift.
2, load the tool of flexible board production board by full-automatic delivery track, be transported to ICT tester worktable and fix clamping position clamping.
3, by after optical alignment, three axle Mobile Slides are tested element one by one according to software set coordinate figure, and test signal is electric signal, and element measurement value and software are preset component value and compared.
4, mark mark is carried out to the defective products in test process.
5, the FPC plate tested is delivered to next process by full-automatic delivery track.
The course of work of the present invention is:
1. FPC flexible board is arranged on magnetic alloy carrier, confirms good non-displacement is installed.
2. the magnetic alloy carrier being provided with FPC plate is placed on full-automatic delivery track, and slave computer ICT tester worktable is in holding state without plate and then connects electric signal the magnetic alloy carrier being provided with FPC plate is transferred to ICT tester worktable.
3. slave computer ICT tester worktable has plate in running order, disconnects electric signal, and the magnetic alloy carrier being provided with FPC plate is waited on full-automatic delivery track.
4. the alloy carrier being provided with FPC plate transfers on ICT tester worktable by full-automatic delivery track, by X-direction clamp clip and Y-direction clamp clip clamping and positioning.
5. first three axle Mobile Slides carry out optical alignment by optical lens to FPC plate reference point.Run according to X, Y, Z triaxial coordinate of software set afterwards, and element on FPC plate is tested one by one.
6. testing software compares element test data and preset data, meets preset data and confirms as non-defective unit, does not meet preset data and confirms as defective products, mark it.
7., after executing test procedure, FPC plate, by the next process of full-automatic delivery track transmission, processes respectively to non-defective unit and defective products.
The part that the present invention does not relate to prior art that maybe can adopt all same as the prior art is realized.

Claims (6)

1. a FPC flexible board automatic test instrument, is characterized in that it comprises:
One magnetic alloy tool, this magnetic alloy tool can fix FPC flexographic plate, makes it have certain rigidity so that streamline continuous detecting;
One ICT worktable, this ICT worktable can carry out width adjusting and have the clamping positioning mechanism making magnetic alloy tool clamping and positioning;
One full-automatic testing device, this full-automatic testing device can realize optical alignment, can realize X, Y, Z tri-axle point position motion so that the detection position driving measuring head to move to setting is detected;
One measuring head, this measuring head is for electrically detecting the check point on FPC plate, and the distance between the probe on measuring head is adjustable;
One marking device, this marking device is used for marking, to be rejected by FPC platelet underproof after cutting in next procedure the underproof FPC plate of detection and defective position;
One automatic conveying rail, this automatic conveying rail is made up of the entrance point and endpiece that are arranged on ICT worktable respectively two sections, the automatic conveying rail of entrance point after to be detected, the FPC plate be arranged on magnetic alloy tool being delivered to ICT worktable clamping and positioning is installed in case carry out detecting detect through ICT worktable, be arranged on FPC plate on magnetic alloy tool from entering endpiece automatic conveying rail, send into lower road cutting operation and carry out cutting.
2. FPC flexible board automatic test instrument according to claim 1, it is characterized in that described magnetic alloy tool is made up of aluminum alloy bottom plate (1), circular magnet (2) and steel disc (3), described circular magnet (2) is arranged on outside the surrounding of aluminum alloy bottom plate (1), FPC plate, steel disc (3) is provided with opening, and FPC plate can be pushed down when aluminum alloy bottom plate (1) is upper by magnetic-adsorption with convenient steel disc (3) by the size that the size of opening is less than PFC plate.
3. FPC flexible board automatic test instrument according to claim 1, it is characterized in that described automatic conveying rail is made up of width adjusting screw mandrel (4), width adjusting alternating current generator (5), delivery track (10), movable side (11) and delivery track fixed edge, delivery track fixed edge (11) and movable side (10) are arranged on the both sides of delivery track respectively, be connected by width adjusting screw mandrel (4) between movable side (10) and delivery track fixed edge (11), width adjusting screw mandrel (4) is driven by width adjusting alternating current generator (5).
4. FPC flexible board automatic test instrument according to claim 1, it is characterized in that described ICT worktable is by width adjusting screw mandrel (4), width adjusting alternating current generator (5), X-direction clamp clip (6), Y-direction clamp clip (7), enter plate detecting device (8) and ejecting plate detecting device (9), delivery track movable side (10) and delivery track fixed edge (11) composition, delivery track fixed edge (11) and movable side (10) are arranged on the both sides of delivery track respectively, be connected by width adjusting screw mandrel (4) between movable side (10) and delivery track fixed edge, width adjusting screw mandrel (4) is driven by width adjusting alternating current generator (5), X-direction clamp clip (6), Y-direction clamp clip (7) goes up the clamping and positioning for carrying out surface level X-direction and Y-direction to the FPC plate arriving detection position respectively, enter the two ends that plate detecting device (8) and ejecting plate detecting device (9) are arranged on detection segment respectively.
5. FPC flexible board automatic test instrument according to claim 1, it is characterized in that described full-automatic testing device is by X, Y, Z tri-axle Mobile Slide (12), measuring head (13) and optical lens (14) composition, described optical lens (14) and measuring head (13) are installed in X, Y, on the Z axis slide block of Z tri-axle Mobile Slide (12), measuring head (13) can move up and down on Z axis, Z axis slide block is arranged on Y-axis slide block, and can move forward and backward on Y-axis slide block, Y-axis slide block is arranged on X-axis slide block, and can realize moving left and right on X-axis slide block, described full-automatic testing device is arranged on the top of automatic conveying rail detection segment.
6. FPC flexible board automatic test instrument according to claim 1, it is characterized in that described measuring head is made up of width adjusting screw rod (15), pedestal (17) and test probe (16), test probe (16) is arranged on two pieces of pedestals (17) respectively, and the distance between pedestal (17) is adjusted by width adjusting screw rod (15).
CN201510099902.XA 2015-03-06 2015-03-06 FPC flexible board automatic test instrument Active CN104678222B (en)

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105301477A (en) * 2015-11-06 2016-02-03 深圳市亚泰光电技术有限公司 Circuit board detection method
CN106338525A (en) * 2016-09-25 2017-01-18 东莞市联洲知识产权运营管理有限公司 Intelligent comparison device for integrated circuit boards
CN106404040A (en) * 2016-08-31 2017-02-15 深圳天珑无线科技有限公司 Testing device and testing method and apparatus employing same
CN106970318A (en) * 2017-04-25 2017-07-21 金卡智能集团股份有限公司 Measuring instrument circuit board intelligent test system and intelligent test method
CN107984902A (en) * 2017-11-06 2018-05-04 浙江省东阳市东磁诚基电子有限公司 Band FPC vibrating motors spray code spraying apparatus and technique
CN108225168A (en) * 2018-01-25 2018-06-29 江西景旺精密电路有限公司 A kind of PCB aperture copper and face copper online testing device and test method
CN108792563A (en) * 2017-04-28 2018-11-13 深圳安博电子有限公司 A kind of integrated circuit board automatic test equipment and its test method
WO2019136992A1 (en) * 2018-01-09 2019-07-18 南通斯迈尔精密设备有限公司 Track width rapid adjustment mechanism for semiconductor encapsulation testing device
CN110052425A (en) * 2019-05-13 2019-07-26 东莞市三创智能卡技术有限公司 Spectrum detection device is expected in a kind of INLAY
CN110456235A (en) * 2019-07-15 2019-11-15 浙江零跑科技有限公司 Thin-film electro weakness detector
CN110935654A (en) * 2019-11-13 2020-03-31 惠州硕贝德电子有限公司 Press-buckling type flat cable detection device
CN113156296A (en) * 2021-03-26 2021-07-23 赣州金顺科技有限公司 Inner layer board testing device of hard circuit board and implementation method thereof
CN115027155A (en) * 2022-07-28 2022-09-09 深圳市东一圣科技有限公司 PCB character digital single jet printing device

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CN101308183A (en) * 2007-05-18 2008-11-19 富葵精密组件(深圳)有限公司 Detection device and its detection method
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Publication number Priority date Publication date Assignee Title
CN105301477A (en) * 2015-11-06 2016-02-03 深圳市亚泰光电技术有限公司 Circuit board detection method
CN106404040A (en) * 2016-08-31 2017-02-15 深圳天珑无线科技有限公司 Testing device and testing method and apparatus employing same
CN106338525A (en) * 2016-09-25 2017-01-18 东莞市联洲知识产权运营管理有限公司 Intelligent comparison device for integrated circuit boards
CN106338525B (en) * 2016-09-25 2019-05-10 鹤山市世安电子科技有限公司 A kind of integrated circuit board intelligence comparison device
CN106970318A (en) * 2017-04-25 2017-07-21 金卡智能集团股份有限公司 Measuring instrument circuit board intelligent test system and intelligent test method
CN108792563A (en) * 2017-04-28 2018-11-13 深圳安博电子有限公司 A kind of integrated circuit board automatic test equipment and its test method
CN107984902A (en) * 2017-11-06 2018-05-04 浙江省东阳市东磁诚基电子有限公司 Band FPC vibrating motors spray code spraying apparatus and technique
CN107984902B (en) * 2017-11-06 2019-03-15 浙江省东阳市东磁诚基电子有限公司 Band FPC vibrating motor spray code spraying apparatus and technique
WO2019136992A1 (en) * 2018-01-09 2019-07-18 南通斯迈尔精密设备有限公司 Track width rapid adjustment mechanism for semiconductor encapsulation testing device
CN108225168A (en) * 2018-01-25 2018-06-29 江西景旺精密电路有限公司 A kind of PCB aperture copper and face copper online testing device and test method
CN110052425A (en) * 2019-05-13 2019-07-26 东莞市三创智能卡技术有限公司 Spectrum detection device is expected in a kind of INLAY
CN110456235A (en) * 2019-07-15 2019-11-15 浙江零跑科技有限公司 Thin-film electro weakness detector
CN110456235B (en) * 2019-07-15 2021-11-26 浙江零跑科技股份有限公司 Film electric weak point detector
CN110935654A (en) * 2019-11-13 2020-03-31 惠州硕贝德电子有限公司 Press-buckling type flat cable detection device
CN113156296A (en) * 2021-03-26 2021-07-23 赣州金顺科技有限公司 Inner layer board testing device of hard circuit board and implementation method thereof
CN115027155A (en) * 2022-07-28 2022-09-09 深圳市东一圣科技有限公司 PCB character digital single jet printing device

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