JP3664024B2 - Component alignment method and component alignment apparatus - Google Patents

Component alignment method and component alignment apparatus Download PDF

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JP3664024B2
JP3664024B2 JP2000015237A JP2000015237A JP3664024B2 JP 3664024 B2 JP3664024 B2 JP 3664024B2 JP 2000015237 A JP2000015237 A JP 2000015237A JP 2000015237 A JP2000015237 A JP 2000015237A JP 3664024 B2 JP3664024 B2 JP 3664024B2
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component
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JP2001210565A (en
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明生 渡部
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Murata Manufacturing Co Ltd
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Murata Manufacturing Co Ltd
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Description

【0001】
【発明の属する技術分野】
本願発明は、部品整列装置及び部品整列方法に関し、詳しくは、セラミック電子部品素子などのチップ状の部品を互いに接触することがないように、所定の間隔をおいて整列させるための部品整列装置及び部品整列方法に関する。
【0002】
【従来の技術及び発明が解決しようとする課題】
例えば、積層セラミックコンデンサなどのセラミック電子部品の製造工程においては、チップ状の未焼成の素子を多数個同時に焼成する工程や、焼成後の多数個のチップ状の素子に外部電極形成用の導電性ペーストを塗布して焼き付けたりする工程がある。そして、従来は、そのような工程において、
▲1▼多数の素子を焼成さや上に載せて、素子どうしが互いに接触した状態で焼成する場合において、素子どうしが焼成中に互いに焼き付いてしまうことを避けるために、アルミナパウダやジルコニアパウダなどの付着防止用粉体を素子の表面にふりかけて焼成や焼き付けを行ったり、
▲2▼個々の素子が振り込まれる複数の貫通孔が所定のピッチで設けられた振込プレートを用い、貫通孔に素子を振り込んだ後、振込プレートを取り除き、素子どうしが互いに接触しないように整列した状態で焼成や焼き付けを行ったり
する方法が用いられてきた。
【0003】
しかし、上記▲1▼の方法では、アルミナパウダやジルコニアパウダなどの付着防止用粉体により作業環境が低下したり、焼成後の素子と付着防止用粉体を分離する工程が必要となって、その分だけ製造コストの増大を招いたり、あるいは、アルミナパウダやジルコニアパウダなどの付着防止用粉体と外部電極とのマッチングの悪さから、その後に、はんだ付け性向上などの目的で外部電極にめっきを施す場合に、めっき不良の発生を招くというような問題点がある。
【0004】
また、上記▲2▼の振込プレートを用いる方法の場合、素子が不安定な姿勢で貫通孔に振り込まれる場合があり、そのような場合においては、焼成炉への搬送時や、焼成炉内での焼成時に、素子が転倒して、素子どうしが互いに接触した状態となり、素子どうしの付着(くっつき)が発生して歩留まりが低下するというような問題点がある。また、このような事態を避けようとすると、整列後に素子がいずれの方向に転倒しても、素子どうしが接触することがない程度にまで振込プレートの貫通孔のピッチを大きくすることが必要となり、焼成治具(搬送治具)上に整列させることが可能な素子の数が減少し、生産性が低下するという問題点がある。
【0005】
本願発明は、上問題点を解決するものであり、電子部品素子などの部品を、互いに接触することがないように、所定のピッチで、効率よく整列させることが可能な部品整列装置及び部品整列方法を提供することを目的とする。
【0006】
【課題を解決するための手段】
上記目的を達成するために、本願発明(請求項1)の部品整列方法は、
幅方向寸法(幅)W、厚み方向寸法(厚み)T、長手方向寸法(長さ)L(ただし、L>W,L>T)の寸法を有する略直方体形状の部品を整列させるための方法であって、
部品の幅Wと厚みTによって規定される平面(WT面)の対角寸法よりも大きく、長さLと幅Wによって規定される平面(LW面)及び長さLと厚みTによって規定される平面(LT面)の対角寸法より小さい直径を有する平面形状が略円形の第1貫通孔が所定の整列位置関係となるように複数個配設された第1プレートと、LW面及びLT面の対角寸法よりも大きい直径を有する平面形状が略円形の第2貫通孔が所定の整列位置関係となるように複数個配設された第2プレートと、整列された部品を支持して搬送するための搬送治具を、第1プレートの下面側に第2プレートが配置され、第2プレートの下面側に搬送治具が配置された状態に組み合わせる工程と、
第1貫通孔と第2貫通孔に所定の位置ずれを生じさせた状態で、部品を、そのWT面が上下面となるような姿勢で第1貫通孔に振り込む工程と、
前記第1プレート及び第2プレートの少なくとも一方を移動させて、前記第1貫通孔と第2貫通孔の位置を略重なり合わせることにより、部品を第1貫通孔から第2貫通孔に振り込んで搬送治具上に落下させる工程と
を具備することを特徴としている。
【0007】
直径が、部品のWT面の対角寸法よりも大きく、LW面及びLT面の対角寸法より小さい第1貫通孔が複数個配設された第1プレートの下面側に、LW面及びLT面の対角寸法よりも大きい直径を有する第2貫通孔が複数個配設された第2プレートを配設し、第1プレートと第2プレートの少なくとも一方を移動させて、第1貫通孔と第2貫通孔に所定の位置ずれを生じさせた状態で、第1貫通孔内に部品を振り込んだ後、第1プレート及び第2プレートの少なくとも一方を移動させて、第1貫通孔と第2貫通孔の位置を略重なり合わせることにより、第1貫通孔内の部品を第2貫通孔内に確実に振り込んで、部品を搬送治具上に、互いに接触することがないように、所定のピッチで、効率よく整列させることが可能になる。
【0008】
また、第2プレートに配設された第2貫通孔が、部品のLW面及びLT面の対角寸法よりも大きい直径を有していることから、部品が安定した姿勢で振り込まれる可能性が高く、それだけ、部品どうしが接触した状態になることが抑制されるため、信頼性を向上させることが可能になる。
また、第1貫通孔及び第2貫通孔の平面形状がいずれも略円形であることから、部品の方向性が問題になることがなく、部品が確実に第1貫通孔及び第2貫通孔に振り込まれるため、高い信頼性を実現することができる。
【0009】
また、請求項2の部品整列方法は、前記第2プレートの第2貫通孔に振り込まれて搬送治具上に落下した部品を振動又は揺動させることにより、部品をLW面又はLT面が上下面となるような姿勢で搬送治具上に整列させることを特徴としている。
【0010】
第2プレートの第2貫通孔に振り込まれた部品を振動又は揺動させることにより、例えば、部品の長手方向が垂直方向となっているような場合に、部品を横転させて、長手方向が水平方向となった安定した姿勢で部品を搬送治具上に整列させることが可能になる。したがって、部品どうしの間隔を、互いに接触しないようにするために必要なだけの、無駄のない大きさとすることが可能になり、部品の整列密度を高くして、生産性を向上させることが可能になる。
【0011】
また、本願発明(請求項3)の部品整列装置は、
幅方向寸法(幅)W、厚み方向寸法(厚み)T、長手方向寸法(長さ)L(ただし、L>W,L>T)の寸法を有する略直方体形状の部品を整列させるための装置であって、
直径が、部品の幅Wと厚みTによって規定される平面(WT面)の対角寸法よりも大きく、長さLと幅Wによって規定される平面(LW面)及び長さLと厚みTによって規定される平面(LT面)の対角寸法より小さい第1貫通孔が所定の整列位置関係となるように複数個配設された第1プレートと、
前記第1プレートの下面側に配設された、前記LW面及びLT面の対角寸法よりも大きい直径を有する第2貫通孔が所定の整列位置関係となるように複数個配設された第2プレートと、
前記第1プレートと第2プレートの少なくとも一方を移動させて、両者の相互の位置関係を、(a)部品が第2プレートに干渉されて、第1貫通孔から第2貫通孔に振り込まれることが阻止されるように、それぞれに配設された第1貫通孔と第2貫通孔に所定の位置ずれが生じるような位置関係、及び(b)部品が、そのWT面が上下面となる姿勢で、第1貫通孔から第2貫通孔に振り込まれるように、第1プレートと第2プレートに配設された第1貫通孔と第2貫通孔が略重なり合う位置関係となるように制御するプレート位置制御手段と、
前記第2プレートの第2貫通孔に振り込まれた部品を支持して搬送する搬送治具と
を具備することを特徴としている。
【0012】
上述のように、第1プレート、第2プレート、プレート位置制御手段、及び搬送治具を備えた部品整列装置を用いることにより、上述の本願の請求項1の部品整列方法を確実に実施することが可能になり、部品を、互いに接触することがないように、所定のピッチで、効率よく整列させることが可能になる。
【0013】
また、請求項4の部品整列装置は、前記第1プレート及び第2プレートの厚みが、部品の長手方向の寸法(長さ)Lと同等か又はそれより大きいことを特徴としている。
【0014】
第1プレート及び第2プレートの厚みを、部品の長手方向の寸法(長さ)Lと同等か又はそれより大きくすることにより、部品が、その長手方向が第1プレート及び第2プレートの厚み方向と平行になるような姿勢で振り込まれている場合にも、部品を損傷することなく、第1プレート及び第2プレートを移動させることが可能になり、信頼性を向上させることが可能になる。
【0015】
また、請求項5の部品整列装置は、前記第2プレートの第2貫通孔に振り込まれた部品を振動又は揺動させることにより、部品をLW面又はLT面が上下面となるような姿勢で前記搬送治具上に整列させるための振動/揺動印加手段を備えていることを特徴としている。
【0016】
振動/揺動印加手段を備えた構成とすることにより、上述の本願の請求項2の部品整列方法を確実に実施して、例えば、部品の長手方向が垂直方向となっているような場合に、部品を横転させて、長手方向が水平方向となった安定した姿勢で部品を搬送治具上に整列させることが可能になる。したがって、部品どうしの間隔を、互いに接触しないようにするために必要なだけの、無駄のない大きさとすることが可能になり、部品の整列密度を高くして、生産性を向上させることが可能になる。
【0017】
【発明の実施の形態】
以下、本願発明の実施の形態を示してその特徴とするところをさらに詳しく説明する。
なお、この実施形態では、焼き付け後に外部電極となる導電性ペーストを塗布したチップ状の電子部品素子(以下、単に「部品」ともいう)を、焼成治具としても機能する搬送治具上に、互いに接触しないように所定の間隔をおいて整列させる場合を例にとって説明する。
【0018】
図1はこの実施形態にかかる部品整列装置の要部構成を示す分解斜視図、図2はその要部断面図、図3はこの実施形態において整列の対象とした導電性ペーストを塗布したチップ状の電子部品素子(部品)を示す斜視図である。
【0019】
この実施形態の部品整列装置は、部品1が振り込まれる第1貫通孔(整列穴)11が所定の整列位置関係となるように多数個配設された第1プレート10と、第1プレート10の下面側に配設された、部品1が振り込まれる第2貫通孔(整列穴)21が、上記の第1貫通孔11と同じピッチで多数個配設された第2プレート20と、第2プレート20の下面側に配設され、第2プレート20の第2貫通孔21に振り込まれた部品1を整列状態で支持して搬送する搬送治具30と、第1プレート10を移動させて、第1プレート10と第2プレート20が所定の位置関係となるように制御するプレート位置制御手段40と、第2プレート20の第2貫通孔21に振り込まれて搬送治具30上に落下した部品1に、振動/揺動を印加するための振動/揺動印加手段50を備えている。
【0020】
この実施形態において整列の対象となっている部品1は、電子部品素子2の両端側に、外部電極形成用の導電性ペースト3を塗布した状態のものであって、そのサイズは、幅方向寸法(幅)がW(=0.5mm)、厚み方向寸法(厚み)がT(=0.5mm)、長手方向寸法(長さ)がL(=1.0mm)であり、長さLは、幅W,高さTよりも大きくなっている。
【0021】
また、上記第1プレート10は金属製で、その厚みT1は、部品1の長さLとほぼ同等とされている。また、第1プレート10に設けられた第1貫通孔11は平面形状が円形の貫通孔であり、その直径D1は、部品1の幅Wと厚みTによって規定される長方形の平面(WT面S1)の対角寸法よりも大きく、長さLと幅Wによって規定される平面(LW面S2)及び長さLと厚みTによって規定される平面(LT面S3)の対角寸法より小さくなるように設定されている。
【0022】
また、第1プレート10の下面側に配設された第2プレート20は金属製で、その厚みT2は、部品1の長さLよりも大きくなるように設定されている。また、第2プレート20に設けられた第2貫通孔21は平面形状が円形の貫通孔であり、その直径D2は、LW面S2及びLT面S3の対角寸法よりも大きくなるように設定されている。
【0023】
さらに、第2プレート20の下面側に配設される搬送治具30は、部品1とともに熱処理炉(図示せず)に入れることができるように、アルミナなどの耐熱性を有するセラミック材料から形成されており、熱処理さやとしても機能するように構成されている。
【0024】
また、プレート位置制御手段40は、第1プレート10を移動させて、第1プレート10と第2プレート20の相互の位置関係が、第1貫通孔11に振り込まれた部品1が、第2プレート20に干渉されて、第1貫通孔11から第2貫通孔21に振り込まれることが阻止されるように、第1貫通孔11と第2貫通孔21に所定の位置ずれが生じるような位置関係、及び部品1が、WT面S1が上下面となるような姿勢で、第1貫通孔11から第2貫通孔21に振り込まれるように、第1貫通孔11と第2貫通孔21が略重なり合う位置関係となるように制御することができるように構成されている。
【0025】
なお、この実施形態では、プレート位置制御手段40により、第1プレート10のみを移動させるように構成しているが、第2プレート20を移動させるようにすることも可能であり、また、第1プレート10と第2プレート20の両方を移動させるように構成することも可能である。
【0026】
また、振動/揺動印加手段50は、第2プレート20の第2貫通孔21に振り込まれて搬送治具30上に落下した部品1を振動又は揺動させて、部品に安定した姿勢をとらせる機能を果たすものであり、図6に矢印A,B,C,Dで示すように、部品1に上下方向(垂直方向)及び左右方向(水平方向)に振動(又は揺動)を印加することができるように構成されている。なお、振動/揺動の方向は、垂直方向及び水平方向に限られるものではなく、斜め方向にも振動/揺動を加えるように構成することが可能であることはいうまでもない。
【0027】
次に、上記のように構成された部品整列装置を用いて部品を整列させる方法について説明する。
▲1▼まず、プレート位置制御手段40により第1プレート10を移動させ、第1プレート10と第2プレート20の相互の位置関係を、第1貫通孔11と第2貫通孔21に位置ずれが生じて、部品1が第1プレート10の第1貫通孔11には振り込まれた後に、そのまま第2プレート20の第2貫通孔21に振り込まれることのない位置関係とする。
▲2▼それから、図4に示すように、部品1を第1プレート10の各第1貫通孔11に振り込む。
▲3▼そして、第1プレート10上に余剰の部品1がある場合には、それを払い落とした後、図5に示すように、第1プレート10を、所定の方向(矢印C又はDの方向)に移動させて、第1プレート10に配設された第1貫通孔11と第2プレート20に配設された第2貫通孔21の位置を略重なり合わせる。これにより、部品1が、そのWT面S1が上下面となる姿勢で、第1貫通孔11から第2貫通孔21に振り込まれる。
▲4▼それから、図6に示すように、振動/揺動印加手段50により、第2プレート20の第2貫通孔21に振り込まれて搬送治具30上に落下した部品1に、矢印A,B,及びC,Dの方向に振動/揺動を印加して部品1を横転させ、WT面S1が左右の両端面となり、LW面又はLT面が上下面となる(すなわち、長手方向が水平方向となる)ような安定した姿勢で、部品1を搬送治具30上に整列させる。
なお、このようにして、部品1を整列させた後、第1プレート10及び第2プレート20を取り除き、搬送治具30上に、互いに接触することがないように所定の間隔をおいて整列した部品1を、搬送治具30とともに搬送し、熱処理炉に入れることにより、導電性ペースト3の焼き付けが行われることになる。
【0028】
上述のように、本願発明の実施形態にかかる部品整列装置においては、部品1のWT面S1の対角寸法よりも大きく、LW面S2の対角寸法及びLT面S3の対角寸法より小さい直径D1を有する第1貫通孔11が配設された第1プレート10と、LW面S2の対角寸法及びLT面S3の対角寸法よりも大きい直径を有する第2貫通孔21が配設された第2プレート20を組み合わせて用い、第1貫通孔11と第2貫通孔12に所定の位置ずれを生じさせた状態で、第1貫通孔11内に部品1を振り込んだ後、第1プレート10を移動させて、第1貫通孔11と第2貫通孔12が略重なり合わせるようにしているので、部品1を第1貫通孔11から第2貫通孔21に振り込んで、搬送治具30上に所定の間隔をおいて確実に整列させることができる。
【0029】
また、第2プレート20の第2貫通孔21に振り込まれた部品1を振動/揺動印加手段50により、振動/揺動させるようにしているので、部品1を横転させて、長手方向が水平方向となった、安定した姿勢で、搬送治具30上に確実に整列させることができる。
また、第1貫通孔11及び第2貫通孔21の平面形状がいずれも略円形であることから、部品1の方向性が問題になることがなく、部品1が確実に第1貫通孔11及び第2貫通孔21に振り込まれることから、信頼性を向上させることができる。
【0030】
なお、第2プレート20に配設された第2貫通孔21の直径D2が、部品のLW面S2の対角寸法及びLT面S3の対角寸法よりも大きいため、部品1を確実に横転させて、安定した姿勢をとらせることができる。
【0031】
また、第1プレート10及び第2プレート20の厚みT1,T2を、部品1の長さLと同等以上にしているので、部品1の寸法の大きい方向(この実施形態の場合には長さLの方向)が、第1プレート10及び第2プレート20の厚み方向と平行になるような姿勢で部品1が第1貫通孔11又は第2貫通孔21に振り込まれた状態で、第1プレート10や第2プレート20を移動させた場合にも、部品1を損傷することを回避することが可能になり、信頼性を向上させることができる。
【0032】
また、上記実施形態では、第2貫通孔21に振り込まれた部品1に振動/揺動を印加して、部品1を安定した姿勢にするように構成しているが、例えば、整列後に部品が転倒しても、部品どうしが接触しないように所定の間隔をおいて部品を整列させるようにしている場合(すなわち、第2プレート20に配設された第2貫通孔21の配設ピッチを適切な大きさとしているような場合)などにおいては、振動/揺動を印加することが不要になる場合もあるが、本願発明は、そのような場合をも権利範囲内に含むものである。
【0033】
また、上記実施形態では、第1貫通孔11を上端側から下端側まで直径が一定の円柱状の形状とした場合について説明したが、図7に示すように、第1貫通孔11の上端部を面取りして傾斜面(ガイド面)11aを設けることにより、部品1が第1貫通孔11内に効率よく振り込まれるように構成することも可能である。また、特に図示しないが、第2貫通孔21の上端部にも傾斜面(ガイド面)を設けて、第2貫通孔21への部品1の振り込みが容易になるように構成することも可能である。
【0034】
また、上記実施形態では、焼き付け後に外部電極となる導電性ペーストを塗布したチップ状の電子部品素子(部品)を焼成治具としても機能する搬送治具上に整列させる場合を例にとって説明したが、本願発明は、整列させるべき部品の種類や搬送治具の種類に特別の制約はなく、種々の部品を種々の搬送治具上に整列させる場合に広く適用することが可能である。
【0035】
本願発明は、さらにその他の点においても上記実施形態に限定されるものではなく、第1プレート及び第2プレートの具体的な形状、第1貫通孔及び第2貫通孔の寸法、配設ピッチ、配設個数、搬送治具の形状、構造、構成材料、プレート位置制御手段及び振動/揺動印加手段の具体的な構成などに関し、発明の要旨の範囲内において、種々の応用、変形を加えることが可能である。
【0036】
【発明の効果】
上述のように、本願発明(請求項1)の部品整列方法は、直径が、部品のWT面の対角寸法よりも大きく、LW面及びLT面の対角寸法より小さい第1貫通孔が複数個配設された第1プレートの下面側に、LW面及びLT面の対角寸法よりも大きい直径を有する第2貫通孔が複数個配設された第2プレートを配設し、第1プレートと第2プレートの少なくとも一方を移動させて、第1貫通孔と第2貫通孔に所定の位置ずれを生じさせた状態で、第1貫通孔内に部品を振り込んだ後、第1プレート及び第2プレートの少なくとも一方を移動させて、第1貫通孔と第2貫通孔の位置を略重なり合わせて、第1貫通孔内の部品を第2貫通孔内に振り込むようにしているので、部品を第1貫通孔から第2貫通孔に振り込んで、搬送治具上に、互いに接触することがないように、所定の間隔をおいて確実に整列させることが可能になる。
また、第2プレートに配設された第2貫通孔が、部品のLW面及びLT面の対角寸法よりも大きい直径を有していることから、部品が安定した姿勢で振り込まれる可能性が高く、それだけ、部品どうしが接触した状態になることが抑制されるため、信頼性を向上させることが可能になる。
また、第1貫通孔及び第2貫通孔の平面形状がいずれも略円形であることから、部品の方向性が問題になることがなく、部品が確実に第1貫通孔及び第2貫通孔に振り込まれることから、高い信頼性が得られる。
【0037】
また、請求項2の部品整列方法のように、第2プレートの第2貫通孔に振り込まれた部品を振動又は揺動させるようにした場合、例えば、部品の長手方向が垂直方向となっているような場合に、部品を横転させて、長手方向が水平方向となった安定した姿勢で部品を搬送治具上に整列させることが可能になる。したがって、部品どうしの間隔を、互いに接触しないようにするために必要なだけの、無駄のない大きさとすることが可能になり、部品の整列密度を高くして、生産性を向上させることができる。
【0038】
また、本願発明(請求項3)の部品整列装置は、上述のように、第1プレート、第2プレート、プレート位置制御手段、及び搬送治具を備えており、この部品整列装置を用いることにより、本願発明の請求項1の部品整列方法を確実に実施して、部品を搬送治具上に、互いに接触することがないように、所定のピッチで、効率よく整列させることが可能になる。
【0039】
また、請求項4の部品整列装置のように、第1プレート及び第2プレートの厚みを、部品の長手方向の寸法(長さ)Lと同等か又はそれより大きくした場合、部品が、その長手方向が第1プレート及び第2プレートの厚み方向と平行になるような姿勢で振り込まれている場合にも、部品を損傷することなく、第1プレート及び第2プレートを移動させることが可能になり、信頼性を向上させることが可能になる。
【0040】
また、請求項5の部品整列装置のように、振動/揺動印加手段を備えた構成とすることにより、本願発明の請求項3の部品整列方法を確実に実施して、部品を安定した姿勢で搬送治具上に整列させることが可能になり、本願発明をさらに実効あらしめることが可能になる。
【図面の簡単な説明】
【図1】本願発明の一実施形態にかかる部品整列装置の要部構成を示す分解斜視図である。
【図2】本願発明の一実施形態にかかる部品整列装置の要部断面図である。
【図3】本願発明の実施形態において整列の対象とした導電性ペーストを塗布したチップ状の電子部品素子(部品)を示す斜視図である。
【図4】本願発明の一実施形態にかかる部品整列方法の一工程において、第1貫通孔に部品を振り込んだ状態を示す断面図である。
【図5】本願発明の一実施形態にかかる部品整列方法の一工程において、第1貫通孔から第2貫通孔に部品を振り込んだ状態を示す断面図である。
【図6】本願発明の一実施形態にかかる部品整列方法の一工程において、第2貫通孔内の部品に振動/揺動を印加して、部品に、長手方向が水平方向となる安定した姿勢をとらせた状態を示す断面図である。
【図7】本願発明の部品整列装置の変形例を示す断面図である。
【符号の説明】
1 部品
2 電子部品素子
3 導電性ペースト
10 第1プレート
11 第1貫通孔(整列穴)
11a 傾斜面(ガイド面)
20 第2プレート
21 第2貫通孔(整列穴)
30 搬送治具
40 プレート位置制御手段
50 振動/揺動印加手段
L 部品の長さ
T 部品の厚み
W 部品の幅
T1 第1プレートの厚み
T2 第2プレートの厚み
D1 第1貫通孔の直径
D2 第2貫通孔の直径
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a component aligning device and a component aligning method, and more particularly, to a component aligning device for aligning chip-shaped components such as ceramic electronic component elements at predetermined intervals so as not to contact each other. The present invention relates to a part alignment method.
[0002]
[Prior art and problems to be solved by the invention]
For example, in the process of manufacturing a ceramic electronic component such as a multilayer ceramic capacitor, a process for firing a large number of chip-shaped unfired elements at the same time, or a process for forming external electrodes on a large number of chip-shaped elements after firing. There is a process of applying paste and baking. And conventionally, in such a process,
(1) When many elements are placed on a fired sheath and fired in a state where the elements are in contact with each other, alumina powder, zirconia powder, etc. Sprinkle anti-adhesion powder on the surface of the element to perform firing and baking,
(2) Using a transfer plate in which a plurality of through holes into which individual elements are transferred are provided at a predetermined pitch, after transferring the elements into the through holes, the transfer plate is removed and the elements are aligned so that the elements do not contact each other. A method of firing or baking in a state has been used.
[0003]
However, in the above method (1), the working environment is lowered by the powder for preventing adhesion such as alumina powder and zirconia powder, or a process for separating the fired element from the powder for preventing adhesion is required. Due to this, the manufacturing cost is increased, or due to the poor matching between the powder for preventing adhesion such as alumina powder and zirconia powder and the external electrode, the external electrode is then plated for the purpose of improving solderability. However, there is a problem in that defective plating is caused.
[0004]
Further, in the case of the method using the transfer plate described in (2) above, the element may be transferred into the through hole in an unstable posture. In such a case, during transportation to the firing furnace or in the firing furnace. During firing, the elements fall over, and the elements come into contact with each other, and there is a problem that the adhesion (sticking) between the elements occurs and the yield decreases. In order to avoid such a situation, it is necessary to increase the pitch of the through holes of the transfer plate so that the elements do not come into contact with each other even if the elements fall down in any direction after alignment. There is a problem that the number of elements that can be aligned on the firing jig (conveying jig) is reduced and productivity is lowered.
[0005]
SUMMARY OF THE INVENTION The present invention solves the above problems, and a component alignment apparatus and component alignment that can efficiently align components such as electronic component elements at a predetermined pitch so as not to contact each other. It aims to provide a method.
[0006]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the component alignment method of the present invention (Claim 1) includes:
Method for aligning substantially rectangular parallelepiped parts having dimensions of width direction (width) W, thickness direction dimension (thickness) T, longitudinal direction dimension (length) L (where L> W, L> T) Because
It is larger than the diagonal dimension of the plane (WT surface) defined by the width W and the thickness T of the component, and is defined by the plane (LW surface) defined by the length L and the width W, the length L and the thickness T. A first plate in which a plurality of first through holes having a substantially circular planar shape having a smaller diameter than the diagonal dimension of the plane (LT plane) are arranged in a predetermined alignment position, and the LW plane and the LT plane A plurality of second plates arranged so that the second through-holes having a diameter larger than the diagonal dimension of the substantially circular planar shape have a predetermined alignment position, and support and support the aligned components A step of combining the transport jig for performing a state in which the second plate is disposed on the lower surface side of the first plate and the transport jig is disposed on the lower surface side of the second plate;
In a state where a predetermined positional deviation is caused in the first through hole and the second through hole, the component is transferred to the first through hole in such a posture that the WT surface is an upper and lower surface;
By moving at least one of the first plate and the second plate and substantially overlapping the positions of the first through hole and the second through hole, the components are transferred from the first through hole to the second through hole and conveyed. And a step of dropping onto a jig.
[0007]
On the lower surface side of the first plate in which a plurality of first through holes having a diameter larger than the diagonal dimension of the WT surface of the component and smaller than the diagonal dimension of the LW surface and the LT surface are arranged, the LW surface and the LT surface A second plate having a plurality of second through holes having a diameter larger than the diagonal dimension of the first plate and moving at least one of the first plate and the second plate, In a state where a predetermined positional deviation is generated in the two through holes, after the component is transferred into the first through hole, at least one of the first plate and the second plate is moved to move the first through hole and the second through hole. By substantially overlapping the positions of the holes, the components in the first through-hole are reliably transferred into the second through-hole so that the components do not contact each other on the conveying jig. , It becomes possible to align efficiently.
[0008]
Moreover, since the 2nd through-hole arrange | positioned in the 2nd plate has a diameter larger than the diagonal dimension of LW surface of components, and LT surface, there exists a possibility that components may be transferred with the stable attitude | position. Since it is high and it is suppressed that it will be in the state which components contacted so much, it becomes possible to improve reliability.
In addition, since the planar shapes of the first through hole and the second through hole are both substantially circular, the directivity of the component does not become a problem, and the component can be reliably made into the first through hole and the second through hole. Since it is transferred, high reliability can be realized.
[0009]
According to a second aspect of the present invention, there is provided the component aligning method according to the first aspect of the present invention, in which the component that has been transferred to the second through hole of the second plate and dropped on the conveying jig is vibrated or swung. It is characterized by being aligned on the conveying jig in such a posture as to be the lower surface.
[0010]
For example, when the longitudinal direction of the component is in the vertical direction, the component is turned over by oscillating or swinging the component fed into the second through hole of the second plate, so that the longitudinal direction is horizontal. It becomes possible to align the parts on the conveying jig with a stable posture in the direction. Therefore, it is possible to make the interval between parts as small as necessary so as not to contact each other, and it is possible to increase the alignment density of the parts and improve the productivity. become.
[0011]
The component aligning device of the present invention (Claim 3)
Apparatus for aligning substantially rectangular parallelepiped parts having dimensions of width direction (width) W, thickness direction dimension (thickness) T, longitudinal direction dimension (length) L (where L> W, L> T) Because
The diameter is larger than the diagonal dimension of the plane (WT surface) defined by the width W and the thickness T of the component, and depends on the plane (LW surface), the length L and the thickness T defined by the length L and the width W. A first plate in which a plurality of first through holes smaller than the diagonal dimension of the prescribed plane (LT surface) are arranged in a predetermined alignment position;
A plurality of second through holes disposed on the lower surface side of the first plate and having a diameter larger than the diagonal dimension of the LW surface and the LT surface are arranged in a predetermined alignment positional relationship. Two plates,
By moving at least one of the first plate and the second plate, the mutual positional relationship between them is (a) the component is interfered with the second plate and transferred from the first through hole to the second through hole. So that a predetermined positional deviation occurs between the first through hole and the second through hole disposed in each, and (b) a posture in which the WT surface is an upper and lower surface. Then, the plate is controlled so that the first through hole and the second through hole disposed in the first plate and the second plate are substantially overlapped so as to be transferred from the first through hole to the second through hole. Position control means;
And a conveying jig that supports and conveys the component that is transferred to the second through hole of the second plate.
[0012]
As described above, by using the component aligning apparatus including the first plate, the second plate, the plate position control means, and the conveying jig, the component aligning method according to claim 1 of the present application described above is reliably performed. And the components can be efficiently aligned at a predetermined pitch so that they do not touch each other.
[0013]
According to a fourth aspect of the present invention, the thickness of the first plate and the second plate is equal to or greater than the dimension (length) L in the longitudinal direction of the component.
[0014]
By making the thickness of the first plate and the second plate equal to or larger than the dimension (length) L in the longitudinal direction of the part, the longitudinal direction of the part is the thickness direction of the first plate and the second plate. Even when it is transferred in a posture such that it is parallel to the first plate, the first plate and the second plate can be moved without damaging the components, and the reliability can be improved.
[0015]
The component aligning apparatus according to claim 5 is configured such that the component placed in the second through hole of the second plate is vibrated or oscillated so that the LW surface or the LT surface is a vertical surface. A vibration / swing application means for aligning on the transport jig is provided.
[0016]
By adopting the configuration including the vibration / swing application means, the part aligning method according to claim 2 of the present application described above can be performed reliably, for example, when the longitudinal direction of the part is vertical. It is possible to align the parts on the conveying jig in a stable posture in which the parts are turned over and the longitudinal direction becomes the horizontal direction. Therefore, it is possible to make the interval between parts as small as necessary so as not to contact each other, and it is possible to increase the alignment density of the parts and improve the productivity. become.
[0017]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the features of the present invention will be described in more detail with reference to embodiments of the present invention.
In this embodiment, a chip-shaped electronic component element (hereinafter also simply referred to as “component”) coated with a conductive paste that becomes an external electrode after baking is placed on a transport jig that also functions as a firing jig. A description will be given by taking as an example a case where alignment is performed at a predetermined interval so as not to contact each other.
[0018]
FIG. 1 is an exploded perspective view showing a configuration of a main part of a component aligning apparatus according to this embodiment, FIG. 2 is a cross-sectional view of the main part, and FIG. 3 is a chip shape coated with a conductive paste targeted for alignment in this embodiment. It is a perspective view which shows this electronic component element (component).
[0019]
The component aligning device of this embodiment includes a first plate 10 in which a plurality of first through holes (alignment holes) 11 into which the component 1 is transferred are arranged in a predetermined alignment position, and the first plate 10. A second plate 20 provided with a plurality of second through holes (alignment holes) 21 arranged on the lower surface side at the same pitch as the first through holes 11, into which the component 1 is transferred, and the second plate 20 is arranged on the lower surface side of the second plate 20, and the first jig 10 is moved by moving the first plate 10 by supporting the component 1 transferred to the second through hole 21 of the second plate 20 in an aligned state. Plate position control means 40 that controls the first plate 10 and the second plate 20 to have a predetermined positional relationship, and the component 1 that has been transferred to the second through hole 21 of the second plate 20 and dropped onto the conveying jig 30 Vibration for applying vibration / swing / And a swing applying means 50.
[0020]
In this embodiment, the components 1 to be aligned are in a state in which the conductive paste 3 for forming external electrodes is applied to both end sides of the electronic component element 2, and the size is the width direction dimension. (Width) is W (= 0.5 mm), thickness direction dimension (thickness) is T (= 0.5 mm), longitudinal direction dimension (length) is L (= 1.0 mm), and length L is It is larger than the width W and the height T.
[0021]
The first plate 10 is made of metal, and its thickness T1 is substantially equal to the length L of the component 1. The first through hole 11 provided in the first plate 10 is a through hole having a circular planar shape, and the diameter D1 is a rectangular plane (WT surface S1) defined by the width W and the thickness T of the component 1. ) To be smaller than the diagonal dimension of the plane defined by the length L and the width W (LW surface S2) and the plane defined by the length L and the thickness T (LT plane S3). Is set to
[0022]
The second plate 20 disposed on the lower surface side of the first plate 10 is made of metal, and its thickness T2 is set to be larger than the length L of the component 1. The second through hole 21 provided in the second plate 20 is a through hole having a circular planar shape, and the diameter D2 thereof is set to be larger than the diagonal dimension of the LW surface S2 and the LT surface S3. ing.
[0023]
Furthermore, the conveying jig 30 disposed on the lower surface side of the second plate 20 is formed of a heat-resistant ceramic material such as alumina so that it can be put together with the component 1 into a heat treatment furnace (not shown). It is configured to function as a heat treatment sheath.
[0024]
Further, the plate position control means 40 moves the first plate 10 so that the component 1 in which the mutual positional relationship between the first plate 10 and the second plate 20 is transferred into the first through hole 11 is changed to the second plate. A positional relationship in which a predetermined misalignment occurs between the first through hole 11 and the second through hole 21 so that the first through hole 11 is prevented from being transferred to the second through hole 21 due to interference with the first through hole 11. And the 1st through-hole 11 and the 2nd through-hole 21 substantially overlap so that the components 1 may be transferred from the 1st through-hole 11 to the 2nd through-hole 21 in the attitude | position in which the WT surface S1 becomes an up-and-down surface. It is configured so that it can be controlled to be in a positional relationship.
[0025]
In this embodiment, only the first plate 10 is moved by the plate position control means 40. However, the second plate 20 can be moved. It is also possible to configure to move both the plate 10 and the second plate 20.
[0026]
Further, the vibration / swing application means 50 vibrates or swings the component 1 that has been transferred to the second through-hole 21 of the second plate 20 and dropped onto the conveying jig 30, and takes a stable posture on the component. As shown by arrows A, B, C, and D in FIG. 6, vibration (or rocking) is applied to the component 1 in the vertical direction (vertical direction) and the horizontal direction (horizontal direction). It is configured to be able to. Note that the direction of vibration / swing is not limited to the vertical direction and the horizontal direction, and it is needless to say that the structure can be configured so that the vibration / swing is applied in an oblique direction.
[0027]
Next, a method for aligning components using the component aligning apparatus configured as described above will be described.
(1) First, the first plate 10 is moved by the plate position control means 40, and the positional relationship between the first plate 10 and the second plate 20 is shifted between the first through hole 11 and the second through hole 21. The positional relationship is such that the component 1 is not transferred into the second through hole 21 of the second plate 20 after being transferred into the first through hole 11 of the first plate 10.
(2) Then, as shown in FIG. 4, the component 1 is transferred into the first through holes 11 of the first plate 10.
(3) And, if there is an excess part 1 on the first plate 10, after removing it, the first plate 10 is moved in a predetermined direction (in the direction of the arrow C or D as shown in FIG. 5). The first through hole 11 provided in the first plate 10 and the second through hole 21 provided in the second plate 20 are substantially overlapped with each other. As a result, the component 1 is transferred from the first through hole 11 to the second through hole 21 in a posture in which the WT surface S1 is an upper and lower surface.
(4) Then, as shown in FIG. 6, the vibration / swing application means 50 causes the part 1 that has been transferred to the second through hole 21 of the second plate 20 and dropped onto the conveying jig 30 to move to the arrow A, The vibration / swing is applied in the directions of B, C, and D to cause the component 1 to roll over, the WT surface S1 becomes the left and right end surfaces, and the LW surface or LT surface becomes the upper and lower surfaces (that is, the longitudinal direction is horizontal). The component 1 is aligned on the conveying jig 30 with a stable posture as shown in FIG.
After the components 1 are aligned in this way, the first plate 10 and the second plate 20 are removed, and the components are aligned on the conveying jig 30 at a predetermined interval so as not to contact each other. The conductive paste 3 is baked by conveying the component 1 together with the conveying jig 30 and placing it in a heat treatment furnace.
[0028]
As described above, in the component aligning device according to the embodiment of the present invention, the diameter is larger than the diagonal size of the WT surface S1 of the component 1 and smaller than the diagonal size of the LW surface S2 and the diagonal size of the LT surface S3. A first plate 10 provided with a first through hole 11 having D1 and a second through hole 21 having a diameter larger than the diagonal dimension of the LW surface S2 and the diagonal dimension of the LT surface S3 are provided. After the component 1 is transferred into the first through hole 11 in a state where the first through hole 11 and the second through hole 12 are shifted in a predetermined position using the second plate 20 in combination, the first plate 10 Since the first through hole 11 and the second through hole 12 substantially overlap each other, the component 1 is transferred from the first through hole 11 to the second through hole 21 and placed on the conveying jig 30. To ensure alignment at predetermined intervals Kill.
[0029]
Further, since the component 1 that has been transferred to the second through hole 21 of the second plate 20 is vibrated / swung by the vibration / swing applying means 50, the component 1 is turned over and the longitudinal direction is horizontal. It can be surely aligned on the conveying jig 30 in a stable posture.
In addition, since the planar shapes of the first through-hole 11 and the second through-hole 21 are both substantially circular, the directionality of the component 1 does not become a problem, and the component 1 is reliably connected to the first through-hole 11 and Since it is transferred to the second through hole 21, the reliability can be improved.
[0030]
In addition, since the diameter D2 of the 2nd through-hole 21 arrange | positioned at the 2nd plate 20 is larger than the diagonal dimension of LW surface S2 of a component, and the diagonal dimension of LT surface S3, the component 1 is reliably rolled over. Can take a stable posture.
[0031]
Further, since the thicknesses T1 and T2 of the first plate 10 and the second plate 20 are equal to or greater than the length L of the component 1, the direction in which the dimension of the component 1 is larger (in this embodiment, the length L In the state where the component 1 is swung into the first through-hole 11 or the second through-hole 21 in a posture such that the first plate 10 and the second plate 20 are parallel to the thickness direction of the first plate 10 and the second plate 20. In addition, even when the second plate 20 is moved, it is possible to avoid damaging the component 1 and to improve the reliability.
[0032]
Moreover, in the said embodiment, although it has comprised so that the component 1 may be made into the stable attitude | position by applying a vibration / fluctuation to the component 1 transferred in the 2nd through-hole 21, for example, after alignment, components are When the components are aligned at a predetermined interval so that the components do not contact each other even if they fall down (that is, the arrangement pitch of the second through holes 21 arranged in the second plate 20 is appropriate) However, the present invention includes such a case within the scope of the right.
[0033]
Moreover, although the said embodiment demonstrated the case where the 1st through-hole 11 was made into the column-shaped shape with a constant diameter from an upper end side to a lower end side, as shown in FIG. It is also possible to configure so that the component 1 is efficiently transferred into the first through hole 11 by chamfering and providing an inclined surface (guide surface) 11a. Although not particularly shown, it is also possible to provide an inclined surface (guide surface) at the upper end of the second through hole 21 so that the component 1 can be easily transferred into the second through hole 21. is there.
[0034]
Moreover, although the said embodiment demonstrated the case where the chip-shaped electronic component element (component) which apply | coated the electrically conductive paste used as an external electrode after baking was aligned on the conveyance jig which functions also as a baking jig, it demonstrated. The present invention has no particular restrictions on the types of parts to be aligned and the types of transport jigs, and can be widely applied when various parts are aligned on various transport jigs.
[0035]
The invention of the present application is not limited to the above embodiment in other points as well, but the specific shapes of the first plate and the second plate, the dimensions of the first and second through holes, the arrangement pitch, Various applications and modifications are made within the scope of the invention regarding the number of arrangement, the shape of the conveying jig, the structure, the constituent materials, the specific configuration of the plate position control means and the vibration / swing application means, etc. Is possible.
[0036]
【The invention's effect】
As described above, the component alignment method of the present invention (Claim 1) has a plurality of first through holes having a diameter larger than the diagonal dimension of the WT surface of the component and smaller than the diagonal dimension of the LW surface and the LT surface. A second plate having a plurality of second through holes having a diameter larger than the diagonal dimension of the LW surface and the LT surface is disposed on the lower surface side of the individually disposed first plate. And at least one of the second plate is moved to cause the first through-hole and the second through-hole to have a predetermined positional shift, and after the components are transferred into the first through-hole, Since at least one of the two plates is moved so that the positions of the first through hole and the second through hole are substantially overlapped, the component in the first through hole is transferred into the second through hole. Swing from the first through hole to the second through hole and contact each other on the transport jig. So as not to, it is possible to reliably align at predetermined intervals.
Moreover, since the 2nd through-hole arrange | positioned in the 2nd plate has a diameter larger than the diagonal dimension of LW surface of components, and LT surface, there exists a possibility that components may be transferred with the stable attitude | position. Since it is high and it is suppressed that it will be in the state which components contacted so much, it becomes possible to improve reliability.
In addition, since the planar shapes of the first through hole and the second through hole are both substantially circular, the directivity of the component does not become a problem, and the component can be reliably made into the first through hole and the second through hole. Since it is transferred, high reliability is obtained.
[0037]
Further, as in the part alignment method according to claim 2, when the part that is transferred into the second through hole of the second plate is vibrated or oscillated, for example, the longitudinal direction of the part is a vertical direction. In such a case, it is possible to align the parts on the conveying jig in a stable posture in which the parts are rolled over and the longitudinal direction is horizontal. Therefore, it is possible to make the interval between the parts as small as necessary so as not to contact each other, and it is possible to increase the alignment density of the parts and improve the productivity. .
[0038]
Further, as described above, the component aligning device of the present invention (Claim 3) includes the first plate, the second plate, the plate position control means, and the conveying jig, and by using this component aligning device, Thus, the part aligning method according to claim 1 of the present invention can be reliably implemented, and the parts can be efficiently aligned at a predetermined pitch so as not to contact each other on the conveying jig.
[0039]
Further, when the thicknesses of the first plate and the second plate are equal to or larger than the longitudinal dimension (length) L of the part as in the part aligning apparatus of claim 4, the part has its longitudinal length. It is possible to move the first plate and the second plate without damaging the parts even when the direction is transferred in a posture that is parallel to the thickness direction of the first plate and the second plate. , It becomes possible to improve the reliability.
[0040]
Further, as in the component aligning device according to claim 5, by adopting the configuration including the vibration / swing application means, the component aligning method according to claim 3 of the present invention can be surely carried out to stabilize the component. It becomes possible to align on a conveyance jig by this, and it becomes possible to make this invention further effective.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing a main configuration of a component aligning device according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view of a main part of the component aligning device according to the embodiment of the present invention.
FIG. 3 is a perspective view showing a chip-like electronic component element (component) coated with a conductive paste to be aligned in the embodiment of the present invention.
FIG. 4 is a cross-sectional view showing a state in which a component is transferred into a first through hole in one step of the component alignment method according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view showing a state in which components are transferred from the first through hole to the second through hole in one step of the component aligning method according to the embodiment of the present invention;
FIG. 6 shows a stable posture in which the longitudinal direction of the component is in the horizontal direction by applying vibration / swing to the component in the second through hole in one step of the component aligning method according to the embodiment of the present invention; It is sectional drawing which shows the state which took out.
FIG. 7 is a cross-sectional view showing a modified example of the component aligning device of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Component 2 Electronic component element 3 Conductive paste 10 1st plate 11 1st through-hole (alignment hole)
11a Inclined surface (guide surface)
20 Second plate 21 Second through hole (alignment hole)
30 Transport jig 40 Plate position control means 50 Vibration / swing application means L Component length T Component thickness W Component width T1 First plate thickness T2 Second plate thickness D1 First through hole diameter D2 First 2 Diameter of through hole

Claims (5)

幅方向寸法(幅)W、厚み方向寸法(厚み)T、長手方向寸法(長さ)L(ただし、L>W,L>T)の寸法を有する略直方体形状の部品を整列させるための方法であって、
部品の幅Wと厚みTによって規定される平面(WT面)の対角寸法よりも大きく、長さLと幅Wによって規定される平面(LW面)及び長さLと厚みTによって規定される平面(LT面)の対角寸法より小さい直径を有する平面形状が略円形の第1貫通孔が所定の整列位置関係となるように複数個配設された第1プレートと、LW面及びLT面の対角寸法よりも大きい直径を有する平面形状が略円形の第2貫通孔が所定の整列位置関係となるように複数個配設された第2プレートと、整列された部品を支持して搬送するための搬送治具を、第1プレートの下面側に第2プレートが配置され、第2プレートの下面側に搬送治具が配置された状態に組み合わせる工程と、
第1貫通孔と第2貫通孔に所定の位置ずれを生じさせた状態で、部品を、そのWT面が上下面となるような姿勢で第1貫通孔に振り込む工程と、
前記第1プレート及び第2プレートの少なくとも一方を移動させて、前記第1貫通孔と第2貫通孔の位置を略重なり合わせることにより、部品を第1貫通孔から第2貫通孔に振り込んで搬送治具上に落下させる工程と
を具備することを特徴とする部品整列方法。
Method for aligning substantially rectangular parallelepiped parts having dimensions of width direction (width) W, thickness direction dimension (thickness) T, longitudinal direction dimension (length) L (where L> W, L> T) Because
It is larger than the diagonal dimension of the plane (WT surface) defined by the width W and the thickness T of the component, and is defined by the plane (LW surface) defined by the length L and the width W, the length L and the thickness T. A first plate in which a plurality of first through holes having a substantially circular planar shape having a smaller diameter than the diagonal dimension of the plane (LT plane) are arranged in a predetermined alignment position, and the LW plane and the LT plane A plurality of second plates arranged so that the second through-holes having a diameter larger than the diagonal dimension of the substantially circular planar shape have a predetermined alignment position, and support and support the aligned components A step of combining the transport jig for performing a state in which the second plate is disposed on the lower surface side of the first plate and the transport jig is disposed on the lower surface side of the second plate;
In a state where a predetermined positional deviation is caused in the first through hole and the second through hole, the component is transferred to the first through hole in such a posture that the WT surface is an upper and lower surface;
By moving at least one of the first plate and the second plate and substantially overlapping the positions of the first through hole and the second through hole, the components are transferred from the first through hole to the second through hole and conveyed. And a step of dropping onto a jig.
前記第2プレートの第2貫通孔に振り込まれて搬送治具上に落下した部品を振動又は揺動させることにより、部品をLW面又はLT面が上下面となるような姿勢で搬送治具上に整列させることを特徴とする請求項1記載の部品整列方法。By swinging or swinging the component that has been transferred to the second through hole of the second plate and dropped onto the transport jig, the component is placed on the transport jig in such a posture that the LW surface or the LT surface is the upper and lower surfaces. 2. The part aligning method according to claim 1, wherein the parts are aligned with each other. 幅方向寸法(幅)W、厚み方向寸法(厚み)T、長手方向寸法(長さ)L(ただし、L>W,L>T)の寸法を有する略直方体形状の部品を整列させるための装置であって、
直径が、部品の幅Wと厚みTによって規定される平面(WT面)の対角寸法よりも大きく、長さLと幅Wによって規定される平面(LW面)及び長さLと厚みTによって規定される平面(LT面)の対角寸法より小さい第1貫通孔が所定の整列位置関係となるように複数個配設された第1プレートと、
前記第1プレートの下面側に配設された、前記LW面及びLT面の対角寸法よりも大きい直径を有する第2貫通孔が所定の整列位置関係となるように複数個配設された第2プレートと、
前記第1プレートと第2プレートの少なくとも一方を移動させて、両者の相互の位置関係を、(a)部品が第2プレートに干渉されて、第1貫通孔から第2貫通孔に振り込まれることが阻止されるように、それぞれに配設された第1貫通孔と第2貫通孔に所定の位置ずれが生じるような位置関係、及び(b)部品が、そのWT面が上下面となる姿勢で、第1貫通孔から第2貫通孔に振り込まれるように、第1プレートと第2プレートに配設された第1貫通孔と第2貫通孔が略重なり合う位置関係となるように制御するプレート位置制御手段と、
前記第2プレートの第2貫通孔に振り込まれた部品を支持して搬送する搬送治具と
を具備することを特徴とする部品整列装置。
Apparatus for aligning substantially rectangular parallelepiped parts having dimensions of width direction (width) W, thickness direction dimension (thickness) T, longitudinal direction dimension (length) L (where L> W, L> T) Because
The diameter is larger than the diagonal dimension of the plane (WT surface) defined by the width W and the thickness T of the component, and depends on the plane (LW surface), the length L and the thickness T defined by the length L and the width W. A first plate in which a plurality of first through holes smaller than the diagonal dimension of the prescribed plane (LT surface) are arranged in a predetermined alignment position;
A plurality of second through holes disposed on the lower surface side of the first plate and having a diameter larger than the diagonal dimension of the LW surface and the LT surface are arranged in a predetermined alignment positional relationship. Two plates,
By moving at least one of the first plate and the second plate, the mutual positional relationship between them is (a) the component is interfered with the second plate and transferred from the first through hole to the second through hole. So that a predetermined positional deviation occurs between the first through hole and the second through hole disposed in each, and (b) a posture in which the WT surface is an upper and lower surface. Then, the plate is controlled so that the first through hole and the second through hole disposed in the first plate and the second plate are substantially overlapped so as to be transferred from the first through hole to the second through hole. Position control means;
A component aligning apparatus comprising: a conveying jig that supports and conveys a component that has been transferred to the second through hole of the second plate.
前記第1プレート及び第2プレートの厚みが、部品の長手方向の寸法(長さ)Lと同等か又はそれより大きいことを特徴とする請求項3記載の部品整列装置。4. The component alignment apparatus according to claim 3, wherein the thicknesses of the first plate and the second plate are equal to or greater than the longitudinal dimension (length) L of the component. 前記第2プレートの第2貫通孔に振り込まれた部品を振動又は揺動させることにより、部品をLW面又はLT面が上下面となるような姿勢で前記搬送治具上に整列させるための振動/揺動印加手段を備えていることを特徴とする請求項3又は4記載の部品整列装置。Vibration for aligning the component on the conveying jig in such a posture that the LW surface or the LT surface is the upper and lower surfaces by vibrating or swinging the component that has been transferred to the second through hole of the second plate. 5. The component aligning device according to claim 3, further comprising a swing applying means.
JP2000015237A 2000-01-25 2000-01-25 Component alignment method and component alignment apparatus Expired - Lifetime JP3664024B2 (en)

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