JP2969231B2 - Printed circuit board holding device - Google Patents
Printed circuit board holding deviceInfo
- Publication number
- JP2969231B2 JP2969231B2 JP3127627A JP12762791A JP2969231B2 JP 2969231 B2 JP2969231 B2 JP 2969231B2 JP 3127627 A JP3127627 A JP 3127627A JP 12762791 A JP12762791 A JP 12762791A JP 2969231 B2 JP2969231 B2 JP 2969231B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- holding
- hole
- tool
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/002—Means to press a workpiece against a guide
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Boring (AREA)
Description
【産業上の利用分野】本発明は、プリント基板加工機に
設けられたプリント基板の押え機構に係り、特に加工す
る孔の大きさに応じてプリント基板の押え効率を向上さ
せるのに好適なプリント基板押え装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printed board holding mechanism provided in a printed board processing machine, and more particularly to a printing method suitable for improving the holding efficiency of a printed board according to the size of a hole to be processed. The present invention relates to a substrate holding device.
【従来の技術】従来のプリント基板加工機は、図６に示
すように、プリント基板６を載置固定し、Ｘ方向に移動
するテーブル１０と、Ｙ方向に移動可能なサドル２０に
Ｚ方向に移動可能に支持され、かつ一端にドリル２を保
持するスピンドル１とを備えている。そして、このよう
なプリント基板加工機におけるプリント基板押え装置
は、サドル２０に支持された一対のシリンダ５と、この
シリンダ５に支持されたプレッシャフット３とで構成さ
れる。そして、シリンダ５は、所定の圧力でプレッシャ
フット３をテーブル１０側に向けて付勢している。孔明
け加工時には、サドル２０が下降すると、まずプレッシ
ャフット３がプリント基板６に当接する。さらにサドル
２０が下降すると、プレッシャフット３を支持するシリ
ンダ５が圧縮され、プレッシャフット３に押え力が作用
し、プリント基板６をテーブル１０に押え付ける。さら
にサドル２０を下降させると図７に示すように、ドリル
２がプリント基板６に押し込まれ、孔開け加工が行われ
る。プリント基板６に開けられる孔は、最大径６．３ｍ
ｍから最小径０．１ｍｍまで各種の大きさがある。この
ため、プレッシャフット３の先端の貫通孔３Ｂは、最大
径のドリル２が通るように直径８ｍｍ程度の大きさにな
っている。2. Description of the Related Art As shown in FIG. 6 , a conventional printed board processing machine mounts and fixes a printed board 6 on a table 10 which can be moved in an X direction and a saddle 20 which can be moved in a Y direction. A spindle 1 movably supported and holding a drill 2 at one end. The printed circuit board holding device in such a printed circuit board processing machine includes a pair of cylinders 5 supported by a saddle 20 and a pressure foot 3 supported by the cylinder 5. The cylinder 5 urges the pressure foot 3 toward the table 10 with a predetermined pressure. At the time of drilling, when the saddle 20 is lowered, the pressure foot 3 first contacts the printed circuit board 6. When the saddle 20 further descends, the cylinder 5 supporting the pressure foot 3 is compressed, and a pressing force acts on the pressure foot 3 to press the printed circuit board 6 against the table 10. When the saddle 20 is further lowered, the drill 2 is pressed into the printed circuit board 6 as shown in FIG . The hole made in the printed circuit board 6 has a maximum diameter of 6.3 m.
There are various sizes from m to 0.1 mm minimum diameter. For this reason, the through hole 3B at the tip of the pressure foot 3 has a diameter of about 8 mm so that the drill 2 having the largest diameter passes.
【発明が解決しようとする課題】従来のプリント基板押
え装置にあっては、図６に示すように、直径６．３ｍｍ
の孔を開ける場合には、孔の縁から０．８５ｍｍの位置
を押えることができるが、図７に示すように、直径０．
３ｍｍの孔を開ける場合には、孔の縁から３．８５ｍｍ
も離れた場所を押えることになり、充分な押え効果が得
られない状態が発生する。本発明の目的は、小径の工具
を使用する場合でも、加工する孔の縁近傍でプリント基
板を押えることができる押えピースを有し、かつそれぞ
れの押えピースを自動的に選択できるプリント基板押え
装置を提供することにある。As shown in FIG. 6 , a conventional printed circuit board holding device has a diameter of 6.3 mm.
In the case where a hole is formed, a position of 0.85 mm from the edge of the hole can be pressed, but as shown in FIG .
When drilling a 3mm hole, 3.85mm from the edge of the hole
Presses a distant place, and a state in which a sufficient pressing effect cannot be obtained occurs. SUMMARY OF THE INVENTION An object of the present invention is to provide a printed circuit board holding device that has a holding piece that can hold a printed board near the edge of a hole to be processed even when a small-diameter tool is used, and that can automatically select each holding piece. Is to provide.
【課題を解決するための手段】前記の目的を達成するた
め、本発明は、テーブルに載置したプリント基板を、ス
ピンドルの先端に把持した工具により加工するプリント
基板加工機に付設され、工具が貫通孔を通過して前記プ
リント基板に接触する前にプリント基板に接し、加工中
プリント基板を押圧する押え部材を備えたプリント基板
押え装置において、押え部材にスピンドルの軸方向と所
定角度をなす傾斜面を形成するとともに、傾斜面を回転
自在に摺動する回転部材と、回転部材を回転させる回転
機構とを設け、回転部材の円周上に、それぞれ孔径の異
なる貫通孔を穿設した複数の押えピースを固設し、工具
の交換指令に応じてそれぞれの押えピースのうちいずれ
か一つを選択し回転機構を駆動させる制御装置を具備し
ている構成とする。In order to achieve the object In order to achieve the object, the present onset Ming, a printed circuit board placed on the table, is attached to the printed board machining apparatus for machining by grasping tool to the tip of the spindle, the tool the printed board in contact with the printed circuit board prior to contact, in a printed circuit board presser device equipped with a pressing member for pressing the machining in the printed circuit board, the axial and Tokoro the spindle to the pressing member but passes through the through hole
Form a slope that forms a fixed angle and rotate the slope
A rotating member that slides freely and a rotation that rotates the rotating member
And a mechanism with different diameters on the circumference of the rotating member.
A plurality of holding pieces having through holes formed therein are fixedly provided, and a control device is provided for selecting any one of the holding pieces in accordance with a tool exchange command and driving a rotating mechanism. I do.
【作用】本発明のプリント基板押え装置によれば、工具
の径に対応する押えピースは予め設定されており、交換
命令を受信し指定された工具の径を認識した制御装置
は、回転機構を駆動させて回転部材を傾斜面に沿って回
転させ、かつ工具の径に対応するいずれか一つの押えピ
ースを選択して工具の直下に配置する。押え部材を介し
て回転部材が下降され、押えピースの貫通孔を通過した
工具がプリント基板に接触する前に、押えピースにより
加工される孔の縁近傍が押えられる。According to the printed circuit board holding device of the present invention, the holding piece corresponding to the diameter of the tool is set in advance, and the control device that has received the exchange command and recognized the specified tool diameter uses the rotating mechanism . Drive to rotate the rotating member along the inclined surface.
Then, one of the holding pieces corresponding to the diameter of the tool is selected and placed immediately below the tool. The rotating member is lowered via the holding member, and before the tool passing through the through hole of the holding piece contacts the printed circuit board, the vicinity of the edge of the hole processed by the holding piece is pressed.
【実施例】本発明の一実施例を図１〜図２を参照しなが
ら説明する。図１〜図２に示すように、スピンドル１
は、図示しないサドルに矢印Ｚ方向に移動可能に支持さ
れている。このスピンドル１の軸心にはシャフト（図示
しない）が回転可能に支持され、図示しないモータによ
って回転駆動される。コレットチャック１Ａは、シャフ
トに開閉可能に支持されている。ドリル２は、コレット
チャック１Ａに着脱可能に保持されている。ピストンロ
ッド４は、サドルに支持されたシリンダ（図示しない）
から突出し、下方に向けて付勢されている。プレッシャ
フット２３Ａは、直径８ｍｍより大きな貫通孔２３Ｂが
形成され、かつ下面にスピンドル１の軸方向と所定角度
θをなす傾斜面２３Ｃが形成されている。そして傾斜面
２３Ｃと回転自在に摺動する回転部材９Ａと、回転部材
９Ａの中心突出部に設けた回転用ベアリング１５を中心
に回転部材９Ａを回転させる回転機構とを設け、回転部
材９Ａの円周上に、ドリル２の軸方向に向けて直径８ｍ
ｍの貫通孔を穿設した押えピース９Ｂと、直径１ｍｍの
貫通孔を穿設した押えピース９Ｃと、それらの中間の直
径を有する押えピース９Ｄ、９Ｅとを固設してある。な
お回転機構は、例えば回転部材９Ａの外周に形成したギ
ヤ１０と、ギヤ１０に噛合うピニオン１１と、ピニオン
１１の軸方向に直結されピニオン１１を介して、回転部
材９Ａを任意の角度に回転させるモータ１２及びエンコ
ーダ１３と、モータ１２をプレッシャフット２３Ａに固
定するブラケット１４とよりなるものとする。さらに本
発明の他の実施例を図３を参照しながら説明する。回転
機構を簡略化するため、回転部材１７Ａの下面の一個所
と、傾斜面にほぼ平行して設けられたエアシリンダ１８
の一端とを回動自在に連結した構成である。エアシリン
ダ１８を稼働することによって回転部材１７Ａを回動
し、エアシリンダ１８の方向とほぼ直交する方向に、図
４に示すＡ部または図５に示すＢ部の例えば押えピース
１７Ｃをドリル２の直下に位置できる。これらの他の実
施例によれば、回転部材に設けた押えピースを選択して
所定の位置に移動できるため。一実施例と同様の効果が
得られる。An example of the embodiment of the present invention will be described with reference to FIGS. 1-2. As shown in FIGS .
Is supported by a saddle (not shown) so as to be movable in the arrow Z direction. A shaft (not shown) is rotatably supported on the axis of the spindle 1 and is driven to rotate by a motor (not shown). The collet chuck 1A is supported by a shaft so as to be openable and closable. The drill 2 is detachably held by the collet chuck 1A. The piston rod 4 is a cylinder (not shown) supported by a saddle.
And is urged downward. Flop train foot 23A is large through-holes 23B are formed than the diameter 8 mm, and the inclined surface 23C forming the axial and the predetermined angle θ of the spindle 1 on the bottom surface is formed. A rotating member 9A rotatably sliding on the inclined surface 23C, and a rotating mechanism for rotating the rotating member 9A about a rotating bearing 15 provided on a central projecting portion of the rotating member 9A are provided. On the circumference, 8m in diameter in the axial direction of drill 2
A holding piece 9B having a through hole having a diameter of m, a holding piece 9C having a through hole having a diameter of 1 mm, and holding pieces 9D and 9E having an intermediate diameter between them are fixedly provided. The rotation mechanism includes, for example, a gear 10 formed on the outer periphery of the rotation member 9A, a pinion 11 that meshes with the gear 10, and a rotation of the rotation member 9A at an arbitrary angle via the pinion 11 that is directly connected in the axial direction of the pinion 11. And a bracket 14 for fixing the motor 12 to the pressure foot 23A. Still another embodiment of the present invention will be described with reference to FIG . In order to simplify the rotating mechanism, one portion of the lower surface of the rotating member 17A and an air cylinder 18 provided substantially parallel to the inclined surface
Is rotatably connected to one end of the motor. By operating the air cylinder 18, the rotating member 17 </ b> A is rotated, and the direction is substantially perpendicular to the direction of the air cylinder 18 .
For example, the holding piece 17C of the part A shown in FIG. 4 or the part B shown in FIG. According to these other embodiments, the holding piece provided on the rotating member can be selected and moved to a predetermined position. The same effect as that of the embodiment can be obtained.
【発明の効果】本発明のプリント基板押え装置によれ
ば、小径の工具を使用する場合でも、工具径に対応して
押えピースを自動的に選択し、加工する孔の縁近傍でプ
リント基板を押えることができ、加工中のプリント基板
の浮き上がりを抑制してプリント基板の損傷を防止する
ことができる。According to the printed board holding device of the present invention, even when a small-diameter tool is used, a holding piece is automatically selected according to the tool diameter, and the printed board is held near the edge of a hole to be machined. The printed circuit board can be prevented from being lifted during processing, thereby preventing the printed circuit board from being damaged.
【図１】本発明の一実施例を示す縦断面図である。FIG. 1 is a longitudinal sectional view showing one embodiment of the present invention.
【図２】図１の平面図である。It is a plan view of FIG. 1. FIG.
【図３】本発明の他の実施例を示す側面図である。FIG. 3 is a side view showing another embodiment of the present invention.
【図４】他の実施例の動作を説明する図である。FIG. 4 is a diagram illustrating the operation of another embodiment.
【図５】他の実施例の動作を説明する図である。FIG. 5 is a diagram illustrating the operation of another embodiment.
【図６】従来の技術を示す縦断面図である。FIG. 6 is a longitudinal sectional view showing a conventional technique.
【図７】従来の技術を説明する縦断面図である。FIG. 7 is a longitudinal sectional view illustrating a conventional technique.
１ スピンドル ２ ドリル（工具） ６ プリント基板 ７Ａ スライドピース（スライド部材） ７Ｂ 押えピース ７Ｃ 押えピース ８ シリンダ（摺動機構） １０ テーブル １３Ａ プレッシャフット（押え部材） １３Ｂ 貫通孔 １３Ｃ あり溝（摺動溝） Reference Signs List 1 spindle 2 drill (tool) 6 printed circuit board 7A slide piece (slide member) 7B holding piece 7C holding piece 8 cylinder (sliding mechanism) 10 table 13A pressure foot (holding member) 13B through-hole 13C groove (sliding groove)
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) B23B 47/28 B26F 1/16 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 6 , DB name) B23B 47/28 B26F 1/16
Claims (1)
ピンドルの先端に把持した工具により加工するプリント
基板加工機に付設され、前記工具が貫通孔を通過して前
記プリント基板に接触する前にプリント基板に接し、加
工中プリント基板を押圧する押え部材を備えたプリント
基板押え装置において、前記押え部材に前記スピンドル
の軸方向と所定角度をなす傾斜面を形成するとともに、
該傾斜面を回転自在に摺動する回転部材と、該回転部材
を回転させる回転機構とを設け、前記回転部材の円周上
に、それぞれ孔径の異なる貫通孔を穿設した複数の押え
ピースを固設し、前記工具の交換指令に応じてそれぞれ
の押えピースのうちいずれか一つを選択し前記回転機構
を駆動させる制御装置を具備していることを特徴とする
プリント基板押え装置。1. A printed circuit board processing machine for processing a printed circuit board mounted on a table with a tool gripped at the tip of a spindle, and before the tool passes through a through hole and contacts the printed circuit board, In contact with the substrate, in a printed circuit board holding device provided with a holding member for pressing the printed circuit board during processing, while forming an inclined surface at a predetermined angle to the axial direction of the spindle on the holding member,
A rotating member that rotatably slides on the inclined surface, and a rotating mechanism that rotates the rotating member are provided, and a plurality of pressing pieces each having a through hole having a different hole diameter on the circumference of the rotating member. A printed circuit board holding device fixedly provided, comprising a control device for selecting any one of the holding pieces in response to the tool replacement command and driving the rotating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3127627A JP2969231B2 (en) | 1991-05-30 | 1991-05-30 | Printed circuit board holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3127627A JP2969231B2 (en) | 1991-05-30 | 1991-05-30 | Printed circuit board holding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04354609A JPH04354609A (en) | 1992-12-09 |
| JP2969231B2 true JP2969231B2 (en) | 1999-11-02 |
Family
ID=14964766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3127627A Expired - Lifetime JP2969231B2 (en) | 1991-05-30 | 1991-05-30 | Printed circuit board holding device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2969231B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW368785B (en) * | 1995-11-15 | 1999-09-01 | Hitachi Via Mechanics Ltd | Fixture for printed circuit board |
| JPH1128608A (en) * | 1997-07-10 | 1999-02-02 | Howa Mach Ltd | Pressing device of printed board |
| US20050035518A1 (en) * | 2002-02-22 | 2005-02-17 | Beat Ammann | Workpiece clamp with two alternately applicable compression rings |
| JP5138273B2 (en) * | 2007-05-24 | 2013-02-06 | 日立ビアメカニクス株式会社 | Printed circuit board processing machine |
| JP6297448B2 (en) * | 2014-08-12 | 2018-03-20 | ビアメカニクス株式会社 | Substrate drilling device and substrate drilling method |
-
1991
- 1991-05-30 JP JP3127627A patent/JP2969231B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04354609A (en) | 1992-12-09 |
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