JPH01214511A - Piezo electric type parts feeder - Google Patents

Piezo electric type parts feeder

Info

Publication number
JPH01214511A
JPH01214511A JP3499588A JP3499588A JPH01214511A JP H01214511 A JPH01214511 A JP H01214511A JP 3499588 A JP3499588 A JP 3499588A JP 3499588 A JP3499588 A JP 3499588A JP H01214511 A JPH01214511 A JP H01214511A
Authority
JP
Japan
Prior art keywords
base
piezoelectric
elastic plate
driving piece
parts feeder
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.)
Granted
Application number
JP3499588A
Other languages
Japanese (ja)
Other versions
JPH0832541B2 (en
Inventor
Kiyoshi Tomioka
富岡 清
Kenji Koyama
小山 健次
Yukio Koide
小出 幸雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rion Co Ltd
Original Assignee
Rion Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rion Co Ltd filed Critical Rion Co Ltd
Priority to JP63034995A priority Critical patent/JPH0832541B2/en
Publication of JPH01214511A publication Critical patent/JPH01214511A/en
Publication of JPH0832541B2 publication Critical patent/JPH0832541B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PURPOSE:To miniaturize the title parts feeder and also to lower its height by fitting one end of an elastic plate to the under surface of a base having an opening, fitting a driving piece to the other end at an constant angle and projecting the other end of the driving piece upward from the opening of the base to be fitted to a mass member. CONSTITUTION:An elastic plate 25 fixing a piezoelectric element 24 is fitted to the under surface of a base 21. The end of the elastic plate 25 is bent upward at a constant angle to be united with a driving piece and the other end of the driving piece 26 is made to be projected upward to the upper surface of the base 21 through the opening 30 of the base 21. The projecting end of the driving piece 26 is connected to a mass member 31 constructing a conveying body together with a bowl 27. An anti-vibration rubber leg is arranged at the under surface of the base 21. According to like this construction, the height of the parts feeder can be lowered and can be miniaturized.

Description

【発明の詳細な説明】 [産業上の利用分野] この発明は、圧電式パーツフィーダに関し、さらに詳し
くいうと、パーツを搬送するボウル状丈なは直線状の搬
送体を、圧電素子が固着された圧電ユニットにより駆動
する圧電式パーツフィーダに関するものである。
[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a piezoelectric parts feeder, and more specifically, the present invention relates to a piezoelectric parts feeder. This invention relates to a piezoelectric parts feeder driven by a piezoelectric unit.

[従来の技術] 従来、この種の圧電式パーツツイータとして、例えは特
開昭62−6071.0号公報に記載されたものがあり
、これを第4図に−)いて説明すると、ベース(1)上
に設けられた取(−1座(2)に圧電ユニット(u)の
基端がネジ(3)により固定されている。圧電ユニット
(u)は、圧電素子(4)が固着された弾性板(5)と
、弾性板(5)の先端に曲折して一体に設けられた駆動
片(6)とからなっている。パーツの搬送体であるボウ
ル(7)は、底部の収容部(8)と円筒状の搬送部(9
)とがらなり、搬送部<9)の内壁にはらせん状の搬送
路か形成されている。収容部(8)の外底面に突設され
た突片(10)は駆動片(6)にネジ(11)で結合さ
れている。
[Prior Art] Conventionally, as this type of piezoelectric parts tweeter, there is one described in Japanese Patent Laid-Open No. 62-6071.0, which is shown in Fig. 4 (-). 1) The base end of the piezoelectric unit (u) is fixed to the handle (-1 seat (2)) provided on the top with a screw (3). It consists of an elastic plate (5) and a driving piece (6) that is bent and integrated at the tip of the elastic plate (5). part (8) and a cylindrical conveying part (9
), and a spiral conveyance path is formed on the inner wall of the conveyance section <9). A projecting piece (10) protruding from the outer bottom surface of the housing part (8) is coupled to the driving piece (6) with a screw (11).

以上の構成により、圧電ユニット(u)に交流電圧を印
加して上下方向に励振すると、収容部(8)内のパーツ
か収容部(8)上面の傾斜に沿って外周方向に移動し、
ついて搬送部(9)のらせん状の搬送路に沿って搬送さ
れる。
With the above configuration, when an alternating current voltage is applied to the piezoelectric unit (u) and the piezoelectric unit (u) is excited in the vertical direction, the parts inside the housing part (8) move in the outer circumferential direction along the slope of the upper surface of the housing part (8),
Then, it is conveyed along the spiral conveyance path of the conveyance section (9).

[発明か解決しようとする課題] 以上のような従来の圧電式パーツフィーダは、ベースの
上面に設けた取付座に圧電ユニットを固定し、圧電ユニ
ットの上部に搬送体を配置しているので、全体の高さが
高くなり、特に、搬送体がボウルの場合はボウル自体が
一定以」二の高さを有しているので大形となるという問
題があった。
[Problem to be solved by the invention] In the conventional piezoelectric parts feeder as described above, the piezoelectric unit is fixed to the mounting seat provided on the top surface of the base, and the carrier is placed above the piezoelectric unit. There is a problem in that the overall height becomes high, and in particular, when the conveying body is a bowl, the bowl itself has a height exceeding a certain level, resulting in a large size.

この発明は、上記のような課題を解決するなめになされ
たもので、高さが低く、小形化を達成することができる
圧電式パーツフィーダを得ることを目的とする。
The present invention was made to solve the above-mentioned problems, and an object of the present invention is to obtain a piezoelectric parts feeder that has a low height and can be miniaturized.

[課題を解決するための手段」 この発明に係る圧電式パーツフィーダは、圧電ユニット
の基端がベースの下面に固定されており、圧電ユニット
に曲折して設けられた駆動片がベースに形成された開口
を貫通してベースの上部へ延びていて、駆動片の上端部
が搬送体に連結されている。
[Means for Solving the Problems] In the piezoelectric parts feeder according to the present invention, the base end of the piezoelectric unit is fixed to the lower surface of the base, and the drive piece bent on the piezoelectric unit is formed on the base. The drive piece extends to the top of the base through the opening, and the top end of the drive piece is connected to the carrier.

[作用] この発明においては、圧電ユニットの弾性板がベースの
下部空間に位置しているので、全体の高さか著しく低く
なり、小形化か達成される。
[Function] In the present invention, since the elastic plate of the piezoelectric unit is located in the lower space of the base, the overall height is significantly reduced and miniaturization is achieved.

[実施例] 第1図〜第3図はこの発明の一実施例を示し、ベース(
21)には中心対称に4個の開口(30)が」二下面に
貫通して形成されている。4個の圧電ユニット(u+)
はそれぞれ、圧電素子(24)が固着された弾性板(2
5)に、薄い弾性板でなる駆動片(26)が一定の角度
て一体に結合されて略■−字状をなしている。
[Example] Figures 1 to 3 show an example of the present invention, and the base (
21) has four centrally symmetrical openings (30) penetrating through its lower surface. 4 piezoelectric units (u+)
each has an elastic plate (2) to which a piezoelectric element (24) is fixed.
5), a driving piece (26) made of a thin elastic plate is integrally connected at a certain angle to form a substantially square-shaped shape.

圧電ユニット(ul)の基端(25a)はベース(21
)の下面に、取付座(22)を介してネジ(23)によ
り固定されている。圧電ユニッl〜(U、)の駆動片(
26)は開口(30)を貫通してベース(21)の上部
へ延ひている。
The base end (25a) of the piezoelectric unit (ul) is connected to the base (21
) through a mounting seat (22) with a screw (23). Drive piece of piezoelectric unit l~(U,) (
26) extends through the opening (30) to the top of the base (21).

駆動片(26)の上端部は板状の質量部材(31)にネ
ジ(32)で結合されている。質量部材(31)には中
心対称に4個の段部(31,a)か形成されており、こ
の段部(3]a)に駆動片(26)の先端部か当接、固
定されている。質量部材(31)の中心にはネジ穴(3
111>か設けられており、このネジ穴(31b)にボ
ウル(27)のネジが結合してボウル(27)が取イ」
けられて搬送体となっている。なお、ボウル(27)に
はらせん状の搬送路などが適宜に設けられている。ベー
ス(21)の下面には防振ゴム脚(33)が設けられて
おり、これにより、ベース(21)の下面と載置台(3
4)上面との間の適宜の空間に圧電ユニット(ul)の
弾性板(z5〉部分がおさまるようになっている。
The upper end of the drive piece (26) is coupled to a plate-shaped mass member (31) with a screw (32). Four step portions (31, a) are formed in the mass member (31) symmetrically with respect to the center, and the tip of the drive piece (26) is in contact with and fixed to the step portions (3]a). There is. There is a screw hole (3) in the center of the mass member (31).
111> is provided, and the screw of the bowl (27) is connected to this screw hole (31b), and the bowl (27) can be removed.
It is now used as a conveyor. Note that the bowl (27) is appropriately provided with a spiral conveyance path and the like. Anti-vibration rubber legs (33) are provided on the lower surface of the base (21), which connect the lower surface of the base (21) and the mounting table (3).
4) The elastic plate (z5> portion of the piezoelectric unit (ul) is arranged to fit in an appropriate space between the piezoelectric unit (ul) and the upper surface.

以上の構成により、それぞれの圧電ユニット(ul)に
適宜の位相差で交流電圧を印加することにより、弾性板
(25)が励振され、その振動は低剛性の駆動片(26
)により増幅されて質量部材(31)とボウル(27)
でなる搬送体に加えられ、ボウル(27)に収容されて
いるパーツを一定に搬送する。
With the above configuration, by applying an AC voltage with an appropriate phase difference to each piezoelectric unit (ul), the elastic plate (25) is excited, and the vibration is transmitted to the low-rigidity driving piece (26).
) is amplified by the mass member (31) and the bowl (27).
The parts contained in the bowl (27) are constantly transported.

以上の動作は従来のものと同様であるが、圧電ユニット
(ul)の配置においては従来とは著しく異なり、ベー
ス(21)の上面には駆動片(26)の一部が突出して
いるのみである。そのため、全体の高さを大幅に縮小す
ることができる。
The above operation is similar to the conventional one, but the arrangement of the piezoelectric unit (ul) is significantly different from the conventional one, with only a part of the drive piece (26) protruding from the top surface of the base (21). be. Therefore, the overall height can be significantly reduced.

なお、上記実施例では、4個の圧電ユニットを設けたが
、圧電ユニットの個数は任意に選択することかできる。
In the above embodiment, four piezoelectric units are provided, but the number of piezoelectric units can be arbitrarily selected.

また、上記実施例では、搬送体がボウルの場合であるが
、直線状の搬送体てあっても同様であり、この場合、圧
電ユニットが複数個のときは、それらを−直線」−に配
置することはいうまでもない。
In addition, in the above embodiment, the conveyor is a bowl, but the same applies even if the conveyor is a linear conveyor. In this case, when there are multiple piezoelectric units, they are arranged in a straight line. It goes without saying that you should.

さらに、ベースに形成する開口は、透孔に限らず、切欠
きであってもよい。また、圧電ユニットの駆動片は、弾
性板を折曲してそのま\駆動片としてもよく、あるいは
、圧電ユニットに大きな強度を要する場合は丁字形の圧
電ユニットとすることも考えられる。
Furthermore, the opening formed in the base is not limited to a through hole, but may be a notch. Further, the driving piece of the piezoelectric unit may be formed by bending an elastic plate, or may be formed into a T-shaped piezoelectric unit if a large strength is required for the piezoelectric unit.

[発明の効果コ この発明は、以上説明したように、圧電素子が固着され
た圧電ユニットの弾性板基端をベースの下面に固定し、
弾性板に一定の角度で一体化されている駆動片をベース
の開口を通してベース上面に突出させたことにより、高
さを著しく縮小し、小形化を達成することができる。
[Effects of the Invention] As explained above, this invention fixes the base end of the elastic plate of the piezoelectric unit to which the piezoelectric element is fixed to the lower surface of the base,
By making the drive piece integrated with the elastic plate at a certain angle project onto the upper surface of the base through the opening of the base, the height can be significantly reduced and miniaturization can be achieved.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図〜第3図はこの発明の一実施例を示し、第1図は
一部切欠き側面図、第2図はボウルを取外してみた平面
図、第3図は圧電ユニッl〜の斜視図である。 第4図は従来の圧電式パーツツイータの一部断面側面図
である。 (21)・・・ベース、(24)・圧電素子、(25)
・・・弾性板、(25a)  ・基端、(26)・・駆
動片、(27)、 (31)・・・搬送体をなすボウル
と質量部材、(30)・開口、(ul)・・圧電ユニッ
ト。
Figures 1 to 3 show an embodiment of the present invention, with Figure 1 being a partially cutaway side view, Figure 2 being a plan view with the bowl removed, and Figure 3 being a perspective view of the piezoelectric unit. It is a diagram. FIG. 4 is a partially sectional side view of a conventional piezoelectric parts tweeter. (21) Base, (24) Piezoelectric element, (25)
...Elastic plate, (25a) - Base end, (26) - Drive piece, (27), (31) - Bowl and mass member forming the conveyor, (30) - Opening, (ul) -・Piezoelectric unit.

Claims (1)

【特許請求の範囲】 開口が形成されているベースと、 圧電素子が固着され前記ベースの下面に基端が固定され
ている弾性板と、この弾性板と一定の角度をもって一体
化され前記開口を通って先端部が前記ベース上方へ突出
している駆動片とからなる圧電ユニットと、 前記駆動片の先端部に結合されてパーツを搬送する搬送
体と、 を備えてなる圧電式パーツフィーダ。
[Scope of Claims] A base in which an opening is formed; an elastic plate to which a piezoelectric element is fixed and a base end fixed to the lower surface of the base; A piezoelectric parts feeder comprising: a piezoelectric unit including a drive piece whose tip extends through the base and whose tip protrudes above the base; and a conveyor coupled to the tip of the drive piece to convey parts.
JP63034995A 1988-02-19 1988-02-19 Piezoelectric parts feeder Expired - Lifetime JPH0832541B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63034995A JPH0832541B2 (en) 1988-02-19 1988-02-19 Piezoelectric parts feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63034995A JPH0832541B2 (en) 1988-02-19 1988-02-19 Piezoelectric parts feeder

Publications (2)

Publication Number Publication Date
JPH01214511A true JPH01214511A (en) 1989-08-28
JPH0832541B2 JPH0832541B2 (en) 1996-03-29

Family

ID=12429724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63034995A Expired - Lifetime JPH0832541B2 (en) 1988-02-19 1988-02-19 Piezoelectric parts feeder

Country Status (1)

Country Link
JP (1) JPH0832541B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0656024U (en) * 1993-01-20 1994-08-02 リオン電子株式会社 Piezoelectric drive type transport device
US6161679A (en) * 1997-02-24 2000-12-19 Graham; S. Neal Vibratory drive unit and associated parts feeder bowl
CN102991969A (en) * 2012-11-14 2013-03-27 吉林大学 Special elastic supporting piece of vibratory feeder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933819U (en) * 1982-08-26 1984-03-02 株式会社石田衡器製作所 electromagnetic feeder
JPS62191717U (en) * 1986-05-28 1987-12-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933819U (en) * 1982-08-26 1984-03-02 株式会社石田衡器製作所 electromagnetic feeder
JPS62191717U (en) * 1986-05-28 1987-12-05

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0656024U (en) * 1993-01-20 1994-08-02 リオン電子株式会社 Piezoelectric drive type transport device
US6161679A (en) * 1997-02-24 2000-12-19 Graham; S. Neal Vibratory drive unit and associated parts feeder bowl
CN102991969A (en) * 2012-11-14 2013-03-27 吉林大学 Special elastic supporting piece of vibratory feeder

Also Published As

Publication number Publication date
JPH0832541B2 (en) 1996-03-29

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