JP2015036625A5

JP2015036625A5 -

Info

Publication number: JP2015036625A5
Application number: JP2013167429A
Authority: JP
Filing date: 2013-08-12
Publication date: 2015-05-07
Anticipated expiration: 2033-08-12

Description

本発明は上述の問題点に鑑みてなされたもので、フレキシブルプリント基板を吸着したり引っ張ったりする必要がなく、しかもフレキシブルプリント基板の両面を同時に検査できる検査装置を提供することを目的とする。
The present invention has been made in view of the above problems, there is no need to pull or adsorbing flexible printed circuit board, moreover an object of the present invention to provide an inspection apparatus capable of inspecting both sides of the flexible printed circuit board at the same time.

上記目的を達成するため、本発明にかかるプリント基板検査装置は、両面に配線が形成されたフレキシブルプリント基板の当該配線の所定の箇所に検査ピンを接触させると共に、選択された２本の検査ピンの間に、前記配線を介して電圧を印加して前記フレキシブルプリント基板の導通または絶縁の良否を検査するプリント基板検査装置であって、
板状の絶縁材料で形成され、かつ上面に前記フレキシブルプリント基板に形成された位置決め用の孔に挿入される第１のガイドピンが取り付けられた、前記フレキシブルプリント基板を載置するトレイと、
前記フレキシブルプリント基板の上面の配線の検査を行う上検査治具および下面の配線の検査を行う下検査治具と、
前記下検査治具の上方に配置された前記上検査治具を下降させ、かつ前記トレイに載置された状態の前記フレキシブルプリント基板を前記上検査治具および下検査治具で挟むことにより、前記上検査治具の検査ピンおよび下検査治具の検査ピンと、前記フレキシブルプリント基板の配線とを、それぞれ接触させる昇降ユニットと、
前記上検査治具および下検査治具の選択された２本の検査ピンの間に電圧を印加すると共に、これらの間の抵抗値を計測する検査ユニットと、
前記昇降ユニットの動作を制御する制御ユニットと、を備え、
前記トレイには開口部が設けられ、前記下検査治具の検査ピンは、当該開口部を通して前記フレキシブルプリント基板の下面の配線に接触することを特徴とする。
In order to achieve the above object, a printed circuit board inspection apparatus according to the present invention brings an inspection pin into contact with a predetermined portion of the wiring of a flexible printed circuit board on which wiring is formed on both sides, and two selected inspection pins. In the printed circuit board inspection apparatus for inspecting the continuity or insulation quality of the flexible printed circuit board by applying a voltage via the wiring,
A tray on which the flexible printed circuit board is mounted , which is formed of a plate-like insulating material and has a first guide pin attached to an upper surface of the positioning hole formed in the flexible printed circuit board;
An upper inspection jig for inspecting wiring on the upper surface of the flexible printed circuit board and a lower inspection jig for inspecting wiring on the lower surface;
By lowering the upper inspection jig disposed above the lower inspection jig, and sandwiching the flexible printed circuit board placed on the tray between the upper inspection jig and the lower inspection jig, A lifting unit for bringing the inspection pin of the upper inspection jig and the inspection pin of the lower inspection jig into contact with the wiring of the flexible printed circuit board , respectively .
To apply a voltage between the selected two test pins of the upper inspection jig and the lower test fixture, the test unit for measuring the resistance value between these,
A control unit for controlling the operation of the lifting unit,
The tray is provided with an opening, and the inspection pin of the lower inspection jig contacts the wiring on the lower surface of the flexible printed board through the opening .

ここで、前記下検査治具の上面には、前記フレキシブルプリント基板およびトレイのそれぞれに形成された位置決め用の孔に挿入される第２のガイドピンが取り付けられていることが好ましい。
Here, on the upper surface of the front SL under examination jig, it is preferable that the second guide pin to be inserted into positioning holes formed in said respective flexible printed circuit board and tray is installed.

本発明にかかるプリント基板検査装置は、前記トレイに載置されたフレキシブルプリント基板を水平方向に搬送する一対の基板搬送ユニットを備え、当該基板搬送ユニットは、前記トレイの端部が載置されると共に、当該トレイに形成された位置決め用の孔に挿入される第３のガイドピンが上面に取り付けられたトレイ台と、当該トレイ台とで前記トレイを把持するチャックと、を備えていることが好ましい。
The printed circuit board inspection apparatus according to the present invention includes a pair of circuit board transport units that transports the flexible printed circuit board placed on the tray in a horizontal direction, and the board transport unit has the end of the tray placed thereon. And a tray base on which a third guide pin inserted into a positioning hole formed in the tray is attached to the upper surface, and a chuck for gripping the tray with the tray base. preferable.

ここで、前記基板搬送ユニットは、前記トレイ台が上下方向に移動できるように構成されており、検査が終了した後、前記トレイ台に載置されたトレイを上昇させ、前記下検査治具の第２のガイドピンを、前記フレキシブルプリント基板の位置決め用の孔から外すことが好ましい。同様に、前記基板搬送ユニットは、前記トレイ台に載置されたトレイを搬送する際には、前記トレイ台を前記下検査治具に接触しない位置まで上昇させ、検査を行う際には、前記トレイ台を前記トレイが前記下検査治具に載置される位置まで下降させることが好ましい。
Here, the substrate transport unit is configured so that the tray table can move in the vertical direction, and after the inspection is finished, the tray placed on the tray table is raised, and the lower inspection jig It is preferable to remove the second guide pin from the positioning hole of the flexible printed circuit board. Similarly, the substrate transport unit raises the tray base to a position where it does not contact the lower inspection jig when transporting a tray placed on the tray base, and when performing inspection, It is preferable that the tray table is lowered to a position where the tray is placed on the lower inspection jig.

本発明にかかるプリント基板検査装置において、前記一対の基板搬送ユニットの移動経路に沿って設置された一対のスライドテーブルの間に、前記トレイに載置されたフレキシブルプリント基板の方向を反転させる基板反転ユニットが設置され、当該基板反転ユニットは、前記トレイを載置するテーブルと、当該テーブルを回転させる回転手段と、当該テーブルを上下方向に移動させる第１の昇降手段と、で構成されていることが好ましい。
In the printed circuit board inspection apparatus according to the present invention, the substrate inversion for reversing the direction of the flexible printed circuit board placed on the tray between the pair of slide tables installed along the movement path of the pair of substrate transport units. The unit is installed, and the substrate reversing unit is composed of a table on which the tray is placed, a rotating means for rotating the table, and a first lifting means for moving the table in the vertical direction. Is preferred.

また本発明にかかるプリント基板検査装置において、前記一対の基板搬送ユニットの移動経路に沿って設置された一対のスライドテーブルの間に、前記フレキシブルプリント基板に形成された複数の配線パターンのうち導通不良または絶縁不良と判定された配線パターンに識別用のマークを付与する識別マーク付与手段が設置されていることが好ましい。
Further, in the printed circuit board inspection apparatus according to the present invention, poor conduction among a plurality of wiring patterns formed on the flexible printed circuit board between a pair of slide tables installed along a movement path of the pair of circuit board transport units. Or it is preferable that the identification mark provision means which provides the mark for identification to the wiring pattern determined to be the insulation defect is installed.

ここで、前記識別マーク付与手段はパンチングユニットで構成され、当該パンチングユニットは、前記フレキシブルプリント基板を挟むように互いに衝突して当該フレキシブルプリント基板に孔を開ける上パンチャーおよび下パンチャーと、当該上パンチャーおよび下パンチャーを、前記基板搬送ユニットによる搬送方向と直交する方向に移動させるスライダーと、当該上パンチャーおよび下パンチャーのそれぞれを、上下方向に移動させる第２および第３の昇降手段と、を備えていることが好ましい。
Here, the identification marking means is formed of punching units, the punching unit includes a puncher and lower puncher on drilling holes in the flexible printed circuit board by the collision with each other so as to sandwich the flexible printed circuit board, it said on puncher And a slider for moving the lower puncher in a direction orthogonal to the transport direction by the substrate transport unit, and second and third lifting means for moving each of the upper puncher and the lower puncher in the vertical direction. Preferably it is.

本発明の検査装置を用いれば、フレキシブルプリント基板をトレイに載置した状態で搬送および検査が行われ、フレキシブルプリント基板のそりやねじれを考慮する必要がないため、検査装置の構造が単純になり、結果として装置を安価に製造できる。また、フレキシブルプリント基板の両面を同時に検査できるため、検査に必要な時間を短縮できる。
With the inspection apparatus of the present invention, is performed conveyed and inspected in a state of mounting a flexible printed circuit board in a tray, it is not necessary to consider the warping and twisting of the flexible printed circuit board, the structure of the inspection apparatus is simplified As a result, the device can be manufactured at low cost. Moreover, since both sides of the flexible printed circuit board can be inspected simultaneously, the time required for the inspection can be shortened.

本発明の実施の形態１にかかるプリント基板検査装置の主要構成部材の正面図である。It is a front view of the main structural member of the printed circuit board inspection apparatus concerning Embodiment 1 of this invention. 図１のＸ−Ｘ線から下方を見た、実施の形態１にかかるプリント基板検査装置の平面図である。FIG. 2 is a plan view of the printed circuit board inspection apparatus according to the first embodiment as viewed from the line XX in FIG. 1. 実施の形態１にかかるプリント基板検査装置の電気系の構成を示すブロック図である。1 is a block diagram showing a configuration of an electrical system of a printed circuit board inspection apparatus according to a first embodiment; トレイおよびトレイに載置されたフレキシブルプリント基板の一例を示す平面図である。It is a top view which shows an example of the flexible printed circuit board mounted in the tray and tray. トレイに載置されたフレキシブルプリント基板２の一部を、下方から見上げた状態を示す図である。It is a figure which shows the state which looked up at a part of flexible printed circuit board 2 mounted in the tray from the downward direction. 実施の形態１の上検査治具の要部断面図である。FIG. 3 is a cross-sectional view of a main part of the upper inspection jig of the first embodiment. 実施の形態１の基板搬送ユニットの正面図である。FIG. 3 is a front view of the substrate transfer unit according to the first embodiment. 同基板搬送ユニットの平面図である。It is a top view of the board | substrate conveyance unit. 同基板搬送ユニットの側面図である。It is a side view of the board | substrate conveyance unit. プリント基板検査装置の動作を説明するフローチャートである。It is a flowchart explaining operation | movement of a printed circuit board inspection apparatus. 上検査治具と下検査治具の動作を説明する要部正面図である。It is a principal part front view explaining operation | movement of an upper inspection jig and a lower inspection jig. 実施の形態２にかかるプリント基板検査装置の基板反転ユニットとパンチングユニットの構成を示す平面図である。It is a top view which shows the structure of the board | substrate inversion unit of the printed circuit board inspection apparatus concerning Embodiment 2, and a punching unit.

Claims

With contacting a test pin to the predetermined places of the wiring of the flexible printed circuit board on which wiring is formed on both sides, between the test pin of the two selected, the flexible printed by applying a voltage through the wiring A printed circuit board inspection apparatus for inspecting the continuity or insulation of a substrate,
A tray on which the flexible printed circuit board is mounted , which is formed of a plate-like insulating material and has a first guide pin attached to an upper surface of the positioning hole formed in the flexible printed circuit board;
An upper inspection jig for inspecting wiring on the upper surface of the flexible printed circuit board and a lower inspection jig for inspecting wiring on the lower surface;
By lowering the upper inspection jig disposed above the lower inspection jig, and sandwiching the flexible printed circuit board placed on the tray between the upper inspection jig and the lower inspection jig, A lifting unit for bringing the inspection pin of the upper inspection jig and the inspection pin of the lower inspection jig into contact with the wiring of the flexible printed circuit board , respectively .
To apply a voltage between the selected two test pins of the upper inspection jig and the lower test fixture, the test unit for measuring the resistance value between these,
A control unit for controlling the operation of the lifting unit,
The tray is provided with an opening, and the inspection pin of the lower inspection jig contacts the wiring on the lower surface of the flexible printed circuit through the opening .

2. The printed circuit board inspection according to claim 1 , wherein a second guide pin to be inserted into a positioning hole formed in each of the flexible printed circuit board and the tray is attached to an upper surface of the lower inspection jig. apparatus.

A pair of substrate transport units for horizontally transporting the flexible printed circuit board placed on the tray;
The board transfer unit
A tray base on which an end portion of the tray is placed and a third guide pin to be inserted into a positioning hole formed in the tray is attached to the upper surface;
And a, a chuck for gripping the tray with the tray base, a printed circuit board inspection apparatus according to claim 1 or 2.

The substrate transport unit is configured such that the tray table can move in the vertical direction,
After the inspection is completed, raise the placed tray to the tray base, the second guide pin of the lower test fixture, removed from the hole for positioning the flexible printed circuit board, according to claim 3 Printed circuit board inspection equipment.

The substrate transport unit is
When transporting the tray placed on the tray table, raise the tray table to a position where it does not contact the lower inspection jig,
The printed circuit board inspection apparatus according to claim 3 or 4 , wherein when performing inspection, the tray base is lowered to a position where the tray is placed on the lower inspection jig.

6. The printed circuit board inspection apparatus according to claim 3 , wherein when the tray is placed on the lower inspection jig, the substrate transport unit releases gripping of the tray by the chuck. 6.

A substrate reversing unit for reversing the direction of the flexible printed circuit board placed on the tray is installed between a pair of slide tables installed along the movement path of the pair of substrate transport units,
The substrate reversing unit is
A table on which the tray is placed;
Rotating means for rotating the table;
7. The printed circuit board inspection apparatus according to claim 3 , further comprising a first lifting / lowering means for moving the table in the vertical direction.

Between the pair of slide tables installed along the movement path of the pair of substrate transport units, the wiring patterns determined to be poor conduction or insulation among the plurality of wiring patterns formed on the flexible printed circuit board are identified. 8. A printed circuit board inspection apparatus according to claim 3 , wherein an identification mark applying means for applying a mark for use is installed.

The identification mark applying means is composed of a punching unit,
The punching unit is
And a puncher and lower puncher on drilling holes in the flexible printed circuit board to collide with each other so as to sandwich the flexible printed circuit board,
A slider for moving the upper puncher and the lower puncher in a direction perpendicular to the transport direction by the substrate transport unit;
The printed circuit board inspection apparatus according to claim 8 , further comprising second and third elevating units that move the upper puncher and the lower puncher in the vertical direction.