JP3001059B2 - Inspection mechanism for printed circuit board - Google Patents
Inspection mechanism for printed circuit boardInfo
- Publication number
- JP3001059B2 JP3001059B2 JP1262678A JP26267889A JP3001059B2 JP 3001059 B2 JP3001059 B2 JP 3001059B2 JP 1262678 A JP1262678 A JP 1262678A JP 26267889 A JP26267889 A JP 26267889A JP 3001059 B2 JP3001059 B2 JP 3001059B2
- Authority
- JP
- Japan
- Prior art keywords
- printed circuit
- circuit board
- substrate
- unit
- inspected
- 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.)
- Expired - Fee Related
Links
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Description
本発明は、プリント基板を検査装置に搬送するための
機構に関する。The present invention relates to a mechanism for transporting a printed circuit board to an inspection device.
従来のプリント基板の自動検査装置の基板搬送方法
は、ベルト搬送方式といわれる基板の両端約3mmを搬送
用ベルトで受けて搬送する方式が一般的である。2. Description of the Related Art A conventional board transfer method of a printed circuit board automatic inspection apparatus generally uses a method called a belt transfer method, in which a transfer belt receives and transports about 3 mm at both ends of a substrate.
この方法では、まず、搬送方法に平行な２辺をベルト
で支えるため、長方形あるいは正方形の基板搬送には適
しているが、円形基板はベルトに乗らないので搬送でき
ないという問題がある。 そこで、特開昭62−177458号公報には、プリント基板
の両側を保持する保持爪を備えた構成が開示されてい
る。しかし、この構成では、保持爪がプリント基板の両
端側面と両端近傍の裏面の両方に接触して保持するの
で、プリント基板の両端近傍まで配線パターンが形成さ
れている近年のプリント基板の場合には、配線パターン
を傷つけたりするという問題があった。In this method, first, two sides parallel to the transfer method are supported by a belt, which is suitable for rectangular or square substrate transfer. However, there is a problem that a circular substrate cannot be transferred because it does not ride on the belt. Therefore, Japanese Patent Application Laid-Open No. Sho 62-177458 discloses a configuration having holding claws for holding both sides of a printed circuit board. However, in this configuration, since the holding claws contact and hold both the side surfaces of the printed circuit board and the back surface near both ends, in the case of a recent printed circuit board in which a wiring pattern is formed up to the vicinity of both ends of the printed circuit board, However, there is a problem that the wiring pattern is damaged.
上記課題を解決するために、本発明においては、基板
供給部、検査部、および基板ストック部を備えたプリン
ト基板検査装置に用いる被検査プリント基板の搬送機構
において、被プリント基板の両端側面のみを基板平面の
延長方向から挟んで掴むようにした少なくとも一対の掴
持手段を備えた。 また、基板供給部、検査部、および基板ストック部は
所定間隔で配置されているとともに、これらの前記基板
供給部、前記検査部、および前記基板ストック部に対応
して前記所定間隔で配置された少なくとも３組のプリン
ト基板掴持手段と、前記所定間隔の距離を左右に往復移
動させる往復動手段とを備えるとよい。In order to solve the above problems, in the present invention, in a board feeding unit, an inspection unit, and a transport mechanism for a printed circuit board to be inspected used in a printed circuit board inspection apparatus having a substrate stock unit, only the both side surfaces of the substrate to be printed. At least one pair of gripping means is provided so as to be sandwiched and gripped from the direction in which the substrate plane extends. Further, the substrate supply unit, the inspection unit, and the substrate stock unit are arranged at a predetermined interval, and are arranged at the predetermined interval corresponding to the substrate supply unit, the inspection unit, and the substrate stock unit. It is preferable to include at least three sets of printed circuit board gripping means, and reciprocating means for reciprocating the predetermined distance to the right and left.
本発明によれば、基板供給部、検査部、および基板ス
トック部を備えたプリント基板検査装置に用いる被検査
プリント基板の搬送機構において、被プリント基板の両
端側面のみを基板平面の延長方向から挟んで掴むように
した少なくとも一対の掴持手段を備えたので、方形の被
検査プリント基板も円形の被検査プリント基板も安定し
て掴持して搬送することができる。また、被検査プリン
ト基板の両端側面のみを挟むので、配線パターンが裏面
の両端近傍まで形成された場合でも接触しにくい。 また、基板供給部、検査部、および基板ストック部は
所定間隔で配置されているとともに、これらの前記基板
供給部、前記検査部、および前記基板ストック部に対応
して前記所定間隔で配置された少なくとも３組のプリン
ト基板掴持手段と、前記所定間隔の距離を左右に往復移
動させる往復動手段とを備えたので、被検査プリント基
板を隣接する位置へ能率よく搬送することができるので
ある。According to the present invention, in a transport mechanism for a printed circuit board to be inspected used in a printed circuit board inspecting apparatus having a substrate supply unit, an inspection unit, and a substrate stock unit, only the both side surfaces of the substrate to be printed are sandwiched from the extending direction of the substrate plane. Since at least one pair of gripping means is provided so as to be gripped by a, both a square inspected printed board and a circular inspected printed board can be stably gripped and transported. Further, since only the both side surfaces of the printed circuit board to be inspected are sandwiched, even when the wiring pattern is formed up to the vicinity of both ends of the back surface, it is difficult to make contact. Further, the substrate supply unit, the inspection unit, and the substrate stock unit are arranged at a predetermined interval, and are arranged at the predetermined interval corresponding to the substrate supply unit, the inspection unit, and the substrate stock unit. Since there are at least three sets of printed circuit board gripping means and reciprocating means for reciprocating the predetermined distance to the right and left, the printed circuit board to be inspected can be efficiently transported to an adjacent position.
以下に本発明の詳細を実施例を示した図面に基づいて
詳細に説明する。 第１図は本発明にかかる基板検査装置の実施例のアー
ム搬送式自動基板検査機の全体斜視図、第２図はアーム
ハンド部の平面図である。 図面において、 １は制御部、２は基板供給部、３はプレス部、４は不良
基板ストック部、５は良品基板ストック部、６は電気検
査部、７はアームハンド部である。 制御部１は、シーケンサー等によりこのアーム搬送式
自動基板検査機のメカニカルな動きを全体的に制御する
部分である。 基板供給部２は、被検査プリント基板Ａをストック
し、アームハンド部７の爪71に渡す部分である。 プレス部３は、電気検査用治具31があらかじめセット
され、ここでアームハンド部７により搬送された被検査
プリント基板Ａをプレスし、治具プローブピン等32と被
検査プリント基板Ａとを電気的に接触させる部分であ
る。 不良基板ストック部４は、プレス部３にて治具プロー
ブピン等32と接触した被検査プリント基板Ａが電気検査
部６により不良判定された場合、その不良基板Ｂをスト
ックする部分である。 良品基板ストック部５は、同様に良品基板Ｃをストッ
クする部分である。 電気検査部６は、被検査プリント基板Ａ上の回路の導
通及び絶縁検査を行う専用治具タイプの検査機であり、
良品基板から吸い上げたデータを標準データとして、被
検査プリント基板Ａの検査を行い、その被検査プリント
基板Ａが良品基板Ｃか不良基板Ｂかを判定するものであ
る。 アームハンド部７は、本発明の中心部であり、被検査
プリント基板Ａ、検査後の不良基板Ｂ、検査後の良品基
板Ｃを次工程に並列的に搬送する部分である。 第２図において、 71A,71Bは第１掴持部71の爪、72A,72Bは第２掴持部72の
爪、73A,73Bは第３掴持部73の爪であり、それぞれエア
ーシリンダー74A,74B,75A,75B,76A,76Bによって開閉駆
動される。そして、これらの爪71A,71B,72A,72B,73A,73
B及びエアーシリンダー74A,74B,75A,75B,76A,76Bは搬送
フレーム77に備えられている。 そして、この搬送フレーム77は搬送シリンダー78によ
って搬送レール79に沿って左右に移動するように構成さ
れている。 第３図において、第１掴持部71の爪71Aと71Bによって
被検査プリント基板Ａの両側から両端側面のみを挟むよ
うにして掴んでいる。従って、被検査プリント基板のプ
リント配線パターンが両端近傍まで形成されていても、
前記各爪71A,71Bは前記プリント配線パターンに接触し
にくい。 次に、被検査プリント基板A1,A2,A3,…,Anを搬送する
場合の搬送パターンを説明する。 基板供給部２においては、被検査プリント基板A1,A2,
A3,…,Anが順次供給される。 アームハンド部７を左へ移動させ、１番目の被検査プ
リント基板A1を吸引装置21によって吸引し、第１掴持部
71の爪71A,71Bによって掴んで保持する。 搬送フレーム77を搬送シリンダー78によって右へ移動
させる。 第１掴持部71の爪71A,71Bを開いて被検査プリント基
板A1をプレス部３にセットする。 被検査プリント基板A1を検査中にアームハンド部７を
左へ戻す。 次の被検査プリント基板A2を第１掴持部71によって掴
むとともに、検査終了後の被検査プリント基板A1を第２
掴持部72にて掴む。 アームハンド部７を右へ移動する。 被検査プリント基板A2をプレス部３上に放す。このと
き、被検査プリント基板A1が不良であれば不良基板スト
ック部４に放す。 アームハンド部７を左へ戻す。 次の被検査プリント基板A3を第１掴持部71によって掴
むとともに、検査終了後の被検査プリント基板A2を第２
掴持部72にて掴む。 アームハンド部７を右へ移動する。 被検査プリント基板A3をプレス部３上に放す。このと
き、被検査プリント基板A2が不良であれば不良基板スト
ック部４に放す。 の工程へ戻って、からの工程を順次進める。 もし、の工程において被検査プリント基板A2をプレ
ス部３上に放すときに被検査プリント基板A1が良品であ
れば、この被検査プリント基板A1を吸引装置に渡し、次
の被検査プリント基板A3を第１掴持部71によって掴むと
ともに検査終了後の被検査プリント基板A2を第２掴持部
72にて掴むとき、被検査プリント基板A1を吸引装置から
受け取って第３掴持部73にて掴むのである。 このようにして、３つの掴持装置を備えた搬送機構７
を左右に移動させることにより、被検査プリント基板A
1,A2,A3,…,Anを基板供給部2,プレス部3,不良基板スト
ック4,良品基板ストック５と、４つの位置に順次移動さ
せることができるのである。 また、アームハンド方式の基板搬送システムの採用に
より、円形基板等特異形基板にも簡単に対応できる。ま
た、デッドスペースもハンド部1mm以下に減少し、か
つ、基板厚みも0.1mmの超薄もの基板にも対応できる。
また、大口径シリンダーの採用により、全圧で1.2tしか
も圧の平均化が一層向上できる。更に、上下２段にプレ
スが稼働し、最大ストロークを150mmと大きくとること
ができ、治具の取りつけスペースも十分確保したので、
治具製作の自由度も非常に向上し両面ファインパターン
にも容易に対応できるという効果も得られる。Hereinafter, the present invention will be described in detail with reference to the drawings showing examples. FIG. 1 is an overall perspective view of an arm transfer type automatic substrate inspection machine of an embodiment of a substrate inspection device according to the present invention, and FIG. 2 is a plan view of an arm hand portion. In the drawings, 1 is a control unit, 2 is a substrate supply unit, 3 is a press unit, 4 is a defective substrate stock unit, 5 is a good substrate stock unit, 6 is an electrical inspection unit, and 7 is an arm hand unit. The control section 1 is a section that controls the mechanical movement of the arm transfer type automatic board inspection machine as a whole by a sequencer or the like. The board supply section 2 is a section that stocks the printed circuit board A to be inspected and passes it to the claws 71 of the arm hand section 7. In the press section 3, an electric inspection jig 31 is set in advance, and presses the inspected printed board A transported by the arm hand section 7, and electrically connects the jig probe pins 32 and the inspected printed board A to each other. This is the part that comes into contact with the target. The defective board stock section 4 is a section for stocking the defective board B when the printed circuit board A to be inspected that has come into contact with the jig probe pins 32 in the press section 3 is determined to be defective by the electrical inspection section 6. The non-defective substrate stock unit 5 is a part for storing the non-defective substrate C similarly. The electrical inspection unit 6 is a dedicated jig-type inspection machine for inspecting continuity and insulation of a circuit on the printed circuit board A to be inspected,
Inspection of the inspected printed circuit board A is performed using the data drawn from the non-defective substrate as standard data, and it is determined whether the inspected printed circuit board A is a non-defective substrate C or a defective substrate B. The arm hand unit 7 is a central part of the present invention, and is a part that conveys the printed circuit board A to be inspected, the defective board B after inspection, and the non-defective board C after inspection in parallel to the next process. In FIG. 2, reference numerals 71A and 71B denote claws of the first gripping portion 71, 72A and 72B denote claws of the second gripping portion 72, and 73A and 73B denote claws of the third gripping portion 73. , 74B, 75A, 75B, 76A, 76B. And these claws 71A, 71B, 72A, 72B, 73A, 73
B and the air cylinders 74A, 74B, 75A, 75B, 76A, 76B are provided on the transport frame 77. The transport frame 77 is configured to move left and right along a transport rail 79 by a transport cylinder 78. In FIG. 3, the printed circuit board A to be inspected is gripped by the claws 71A and 71B of the first gripping portion 71 so as to sandwich only the both side surfaces from both sides. Therefore, even if the printed wiring pattern of the inspected printed circuit board is formed up to near both ends,
Each of the claws 71A, 71B hardly comes into contact with the printed wiring pattern. Next, a description will be given of a transport pattern when the inspected printed circuit boards A1, A2, A3,..., An are transported. In the board supply section 2, the printed circuit boards A1, A2,
A3, ..., An are supplied sequentially. The arm hand unit 7 is moved to the left, the first printed circuit board A1 to be inspected is sucked by the suction device 21, and the first holding unit
It is grasped and held by the 71 claws 71A and 71B. The transfer frame 77 is moved rightward by the transfer cylinder 78. The pawls 71A and 71B of the first holding unit 71 are opened, and the printed circuit board A1 to be inspected is set on the press unit 3. The arm hand unit 7 is returned to the left while inspecting the inspected printed circuit board A1. The next printed circuit board A2 to be inspected is gripped by the first holding unit 71, and the printed circuit board A1 to be inspected after the inspection is
It is gripped by the gripping section 72. Move the arm hand unit 7 to the right. The inspected printed circuit board A2 is released onto the press section 3. At this time, if the inspected printed circuit board A1 is defective, it is released to the defective substrate stock unit 4. Return the arm hand unit 7 to the left. The next printed circuit board A3 to be inspected is gripped by the first holding portion 71, and the printed circuit board A2
It is gripped by the gripping section 72. Move the arm hand unit 7 to the right. The inspected printed circuit board A3 is released onto the press unit 3. At this time, if the inspected printed board A2 is defective, it is released to the defective board stock unit 4. Returning to the step, the subsequent steps are sequentially advanced. If the inspected printed circuit board A1 is non-defective when releasing the inspected printed circuit board A2 onto the press section 3 in the step, the inspected printed circuit board A1 is passed to the suction device, and the next inspected printed circuit board A3 is removed. The printed circuit board A2 to be inspected after the inspection has been completed is gripped by the first gripping section 71 and the second gripping section.
When grasping at 72, the printed circuit board A1 to be inspected is received from the suction device and grasped by the third grasping unit 73. In this way, the transport mechanism 7 having three gripping devices
By moving the printed circuit board A
1, A2, A3,..., An can be sequentially moved to four positions: the substrate supply unit 2, the press unit 3, the defective substrate stock 4, and the good substrate stock 5. In addition, the adoption of an arm-hand type substrate transfer system makes it possible to easily handle singular-type substrates such as circular substrates. In addition, the dead space is reduced to 1 mm or less in the hand part, and the substrate thickness can be reduced to 0.1 mm.
In addition, the adoption of a large-diameter cylinder can further improve the averaging of pressure and 1.2 tons in total pressure. In addition, the press operates in two stages, the maximum stroke can be as large as 150 mm, and the mounting space for the jig has been sufficiently secured.
The degree of freedom in manufacturing jigs is greatly improved, and an effect that a double-sided fine pattern can be easily dealt with is also obtained.
本発明によれば、被プリント基板の両端側面のみを基
板平面の延長方向から挟んで掴むようにした少なくとも
一対の掴持手段を備えたので、方形の被検査プリント基
板も円形の被検査プリント基板も安定して掴持して搬送
することができるとともに、被検査プリント基板の両端
側面のみを挟むので、裏面の両端近傍に形成された配線
パターンでも接触しにくく、汎用性の高い搬送装置を提
供できるという効果が得られる。 また、基板供給部、検査部、および基板ストック部は
所定間隔で配置されているとともに、これらの前記基板
供給部、前記検査部、および前記基板ストック部に対応
して前記所定間隔で配置された少なくとも３組のプリン
ト基板掴持手段と、前記所定間隔の距離を左右に往復移
動させる往復動手段とを備えたので、被検査プリント基
板を隣接する位置へ能率よく搬送することができ、作業
効率の極めて高い搬送装置を提供できるという効果が得
られる。According to the present invention, since at least one pair of gripping means is provided so as to sandwich only both side surfaces of the printed board from the direction in which the board plane extends, the rectangular printed board is also a circular printed board. Can be stably gripped and transported, and since only the both side surfaces of the inspected printed circuit board are sandwiched, even the wiring patterns formed near both ends on the back surface are hard to contact, providing a highly versatile transport device. The effect that it can be obtained is obtained. Further, the substrate supply unit, the inspection unit, and the substrate stock unit are arranged at a predetermined interval, and are arranged at the predetermined interval corresponding to the substrate supply unit, the inspection unit, and the substrate stock unit. Since at least three sets of printed circuit board gripping means and reciprocating means for reciprocally moving the predetermined distance to the right and left are provided, the printed circuit board to be inspected can be efficiently transported to an adjacent position, and work efficiency can be improved. The effect of being able to provide a transport device with an extremely high level of is obtained.
第１図は本発明にかかる被検査プリント基板の搬送装置
の実施例のアーム搬送式自動基板検査機の全体斜視図、
第２図はアームハンド部の平面図、第３図は掴持部の爪
によって被検査プリント基板を掴持した状態の側面図で
ある。 １……制御部、２……基板供給部、３……プレス部（検
査部）、４……不良基板ストック部、５……良品基板ス
トック部、７……アームハンド部、71……第１掴持部、
72……第２掴持部、73……第３掴持部、77……搬送フレ
ーム、78……搬送シリンダー。FIG. 1 is an overall perspective view of an arm transfer type automatic board inspection machine of an embodiment of a device for transporting a printed circuit board to be inspected according to the present invention,
FIG. 2 is a plan view of the arm hand unit, and FIG. 3 is a side view of a state where the printed circuit board to be inspected is gripped by the claws of the gripping unit. 1 ... Control unit, 2 ... Substrate supply unit, 3 ... Press unit (inspection unit), 4 ... Defective substrate stock unit, 5 ... Good substrate stock unit, 7 ... Arm hand unit, 71 ... 1 gripper,
72: second gripping part, 73: third gripping part, 77: transport frame, 78: transport cylinder.
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) G01R 31/00 G01R 31/02 ──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int. Cl. 7 , DB name) G01R 31/00 G01R 31/02
Claims (2)
部を備えたプリント基板検査装置に用いる被検査プリン
ト基板の搬送機構において、 被プリント基板の両端側面のみを基板平面の延長方向か
ら挟んで掴むようにした少なくとも一対の掴持手段を備
えたことを特徴とする被プリント基板の搬送装置。In a transport mechanism for a printed circuit board to be inspected, which is used in a printed circuit board inspection apparatus provided with a substrate supply unit, an inspection unit, and a substrate stock unit, only the both side surfaces of the substrate to be printed are sandwiched from an extending direction of the substrate plane. A printed board transfer device, comprising: at least a pair of holding means adapted to be held.
部は所定間隔で配置されているとともに、 これらの前記基板供給部、前記検査部、および前記基板
ストック部に対応して前記所定間隔で配置された少なく
とも３組のプリント基板掴持手段と、 前記所定間隔の距離を左右に往復移動させる往復動手段
と を備えたことを特徴とする請求項１に記載の被検査プリ
ント基板の搬送装置。2. A substrate supply section, an inspection section, and a substrate stock section are arranged at a predetermined interval, and at a predetermined interval corresponding to the substrate supply section, the inspection section, and the substrate stock section. 2. The apparatus according to claim 1, further comprising: at least three sets of printed circuit board gripping means arranged; and reciprocating means for reciprocating the predetermined distance between the left and right sides. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1262678A JP3001059B2 (en) | 1989-10-06 | 1989-10-06 | Inspection mechanism for printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1262678A JP3001059B2 (en) | 1989-10-06 | 1989-10-06 | Inspection mechanism for printed circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03123874A JPH03123874A (en) | 1991-05-27 |
| JP3001059B2 true JP3001059B2 (en) | 2000-01-17 |
Family
ID=17379072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1262678A Expired - Fee Related JP3001059B2 (en) | 1989-10-06 | 1989-10-06 | Inspection mechanism for printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3001059B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102363893B1 (en) * | 2020-05-28 | 2022-02-18 | 이진규 | Partial replaceable road reflector |
-
1989
- 1989-10-06 JP JP1262678A patent/JP3001059B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102363893B1 (en) * | 2020-05-28 | 2022-02-18 | 이진규 | Partial replaceable road reflector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03123874A (en) | 1991-05-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |