JPS62153724A - Apparatus for measuring spindle motor - Google Patents

Apparatus for measuring spindle motor

Info

Publication number
JPS62153724A
JPS62153724A JP60293111A JP29311185A JPS62153724A JP S62153724 A JPS62153724 A JP S62153724A JP 60293111 A JP60293111 A JP 60293111A JP 29311185 A JP29311185 A JP 29311185A JP S62153724 A JPS62153724 A JP S62153724A
Authority
JP
Japan
Prior art keywords
motor
spindle
connection jig
measuring
spindle motor
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.)
Pending
Application number
JP60293111A
Other languages
Japanese (ja)
Inventor
Hisao Funayama
船山 久男
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP60293111A priority Critical patent/JPS62153724A/en
Publication of JPS62153724A publication Critical patent/JPS62153724A/en
Pending legal-status Critical Current

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  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

PURPOSE:To easily enable highly accurate testing measurement, by mounting a motor connection jig to the measuring shaft of a motor measuring part and supporting a spindle motor by a motor mount plate and providing a spindle position adjusting mechanism. CONSTITUTION:A spindle motor 35 to be measured is fixed to a motor mount plate 36 and a motor connection jig 33 is fixed to the indicated position of a measuring shaft 32. The adjusting dials 39a, 39b of a spindle position adjusting mechanism 37 are variably operated and the spindle part 11 of the spindle motor 35 is adjusted and set so as to be contacted with the contact rubber cushion 33a provided to the leading end of the motor connection jig 33 at a predetermined contact angle under predetermined contact pressure. Thereafter, the spindle motor 35 to be measured is rotationally operated and various motor characteristics transmitted to the side of the measuring shaft 32 through the motor connection jig 33 are measured by a testing measuring device 31. By this method, highly accurate testing measurement is enabled easily.

Description

【発明の詳細な説明】 [発明の技術分野] この発明は、例えばフロッピディスクドライブ装置のデ
ィスク回転用モータとして利用されるスピンドルモータ
の緒特性を測定する際に使用されるスピンドルモータ測
定装置に関する。
DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a spindle motor measuring device used to measure the mechanical characteristics of a spindle motor used, for example, as a disk rotation motor of a floppy disk drive device.

[発明の技術的背景コ 一般に、フロッピディスク用スピンドルモータは、その
製造後の完成時において、回転トルク。
[Technical Background of the Invention] In general, spindle motors for floppy disks have a certain amount of rotational torque at the time of completion after manufacture.

ワウフラッタなどの特性測定試験が行なわれる。Tests are conducted to measure characteristics such as wow and flutter.

第4図及び第5図は上記スピンドルモータの外観構成を
示すもので、同図において、11がスピンドル、12が
ロータヨークであり、これらは共に主軸13の回転に伴
い同時に回転動作する。上記ロータヨーク12は主軸1
3に対してロータ止めねじ部14により取付けられるも
ので、これら回転部分の外周を囲む基台14がモータ取
付は板15に取付けられ、70ツビデイスクドライブ装
置の内部フレームに組込まれる。
4 and 5 show the external structure of the spindle motor. In the figures, 11 is a spindle and 12 is a rotor yoke, both of which rotate simultaneously as the main shaft 13 rotates. The rotor yoke 12 is the main shaft 1
A base 14 that surrounds the outer periphery of these rotating parts is attached to a motor mounting plate 15, and is incorporated into the internal frame of the 70 disc drive device.

ここで、上記スピンドルモータの特性試験を行なう場合
、第6図に示すような測定装置が使用される。すなわち
、この測定部2は、上記ロータねじ止め部14に嵌込ま
れる接続棒21を備えるもので、この接続棒21が受け
たスピンドルモータからの回転運動を、ゴムチューブ2
2を介して1!1定用シヤフ]・23に伝達し、モータ
試験器24にて測定試験を行なう。
Here, when performing a characteristic test of the spindle motor, a measuring device as shown in FIG. 6 is used. That is, this measuring section 2 is equipped with a connecting rod 21 that is fitted into the rotor screw fixing section 14, and the rotational movement received by the connecting rod 21 from the spindle motor is transferred to the rubber tube 2.
2 to the 1!1 regular shaft] 23, and a measurement test is performed using the motor tester 24.

この場合、上記ロータねじ止め部14には、通常の(+
)あるいは(−)ねじが使用されているもので、測定装
置の接続環21はこのねじ形状に応じて(+)あるいは
(−)ドライバの形状を有するものである。
In this case, the rotor screw stopper 14 has a normal (+
) or (-) screws are used, and the connecting ring 21 of the measuring device has the shape of a (+) or (-) driver depending on the shape of this screw.

(従来技術の問題点] しかしながら、上記のようにロータねじ止め部14に接
続環21を嵌込んでその回転動作を測定していたのでは
、上記ねじ止め部14に使用されるねじが、例えばスピ
ンドルモータのメーカ毎あるいは品種等によって異なる
ため、接続121を多種類用意しなければならない。ま
た、この場合、品種の異なるモータ測定の都度、接続環
21の付替え、ねじ止め部14とのセンタ位置合わせ、
接触圧力等の調整を行なう必要があり、測定段取りに時
間が掛かり、測定精度もばらつき易い欠点がある。
(Problems with the Prior Art) However, in the case where the connecting ring 21 is fitted into the rotor screw-fastening portion 14 and its rotational movement is measured as described above, the screw used for the screw-fastening portion 14 is, for example, Since it differs depending on the manufacturer or type of spindle motor, many types of connections 121 must be prepared.In addition, in this case, each time a measurement is made of a motor of a different type, the connection ring 21 must be replaced and the center of the screwed part 14 must be replaced. Alignment,
It is necessary to adjust the contact pressure, etc., it takes time to set up the measurement, and the measurement accuracy tends to vary.

[発明の目的1 この発明は上記のような問題点に鑑みなされたもので、
例えばモータメーカ毎あるいはモータ品種毎に面倒な作
業を要することなく、容易且つ精度の高い試験測定が可
能となるスピンドルモータ測定装置を提供することを目
的とする。
[Object of the invention 1 This invention was made in view of the above problems,
It is an object of the present invention to provide a spindle motor measuring device that enables easy and highly accurate test measurements without requiring troublesome work for each motor manufacturer or motor type, for example.

し発明の概要] すなわちこの発明に係わるスピンドルモータ測定装置は
、モータ測定部の測定シャフトには、スピンドルモータ
のスピンドル部に接触しその回転動作を伝達するモータ
接続冶具を取付け、またスピンドルモータは上記モータ
接続治具のスピンドル接触部に対面してモータ取付は板
により支持し、そして口のモータ取付は板によるスピン
ドルモータの支持位置をあらゆる方向に調整するスピン
ドル位置調整機構を備えて構成したものである。
[Summary of the Invention] That is, the spindle motor measuring device according to the present invention has a motor connecting jig attached to the measuring shaft of the motor measuring section for contacting the spindle section of the spindle motor and transmitting its rotational motion, and the spindle motor is connected to the measuring shaft of the motor measuring section. The motor mounting is supported by a plate facing the spindle contact part of the motor connection jig, and the motor mounting at the mouth is equipped with a spindle position adjustment mechanism that adjusts the support position of the spindle motor by the plate in all directions. be.

[発明の実施例コ 以下図面によりこの発明の一実施例を説明する。[Embodiments of the invention] An embodiment of the present invention will be described below with reference to the drawings.

第1図はその外観構成を示すもので、同図において31
がモータ試験測定器であり、このモータ試験測定器31
には、内部測定曙器に接続される測定シャフト32が水
平に突出して設けられる。
Figure 1 shows its external configuration.
is a motor test measuring instrument, and this motor testing measuring instrument 31
A measuring shaft 32, which is connected to an internal measuring device, is provided to protrude horizontally.

この測定シャフト32には、第2図に示すように、例え
ばアルミ材等でなるモータ接続治具33が取付けねじ3
4にて取付けられる。このモータ接続冶具33は、スピ
ンドルモータ35のスピンドル部11の内周面に接触す
る接合ゴムクッション33aを先端に備え、モータ35
側の回転動作を矢印Aで示すように上記測定シャフト3
2側に伝達するもので、被測定モータとしてのスピンド
ルモータ35は、このモータ接続冶具33の接合ゴムク
ッション33aに対面する状態でL字状のモータ取付は
板36により支持される。つまり、本実施例による場合
、モータ取付は板36のモータ取付は面36aは、上記
測定シャフト32の延長方向に対して直立設定されるも
ので、このモータ取付は板36のL字底面部36bはス
ピンドル位置調整R@37の可動基台38に対して固定
される。このスピンドル位I:J4整機構37は、各ス
ピンドル位置調整ダイアル39a、39bを調整操作す
ることにより、その可95台38を矢印B及びCで示す
ような上下、左右のあらゆる方向に変位調整可能とする
もので、この可動基台38の変位調整に伴い、上記モー
タ取付は板36に取付けられるスピンドルモータ35の
支持位置が調整される。
As shown in FIG. 2, a motor connection jig 33 made of, for example, aluminum is attached to the measurement shaft 32 with a mounting screw 3.
It can be installed at 4. This motor connection jig 33 has a bonding rubber cushion 33a at its tip that contacts the inner circumferential surface of the spindle portion 11 of the spindle motor 35.
The measuring shaft 3 is rotated as shown by arrow A.
The spindle motor 35 serving as the motor to be measured is supported by the L-shaped motor mounting plate 36 in a state facing the joint rubber cushion 33a of the motor connection jig 33. That is, in the case of this embodiment, the motor mounting surface 36a of the plate 36 is set upright with respect to the extending direction of the measuring shaft 32, and the motor mounting surface 36a of the plate 36 is set vertically with respect to the extending direction of the measuring shaft 32. is fixed to the movable base 38 of the spindle position adjustment R@37. This spindle position I:J4 adjustment mechanism 37 can adjust the displacement of the 95 units 38 in all directions, up and down, left and right, as shown by arrows B and C, by adjusting each spindle position adjustment dial 39a, 39b. As the displacement of the movable base 38 is adjusted, the support position of the spindle motor 35 attached to the motor mounting plate 36 is adjusted.

次に、上記のように構成されるスピンドルモータ測定装
置によるスピンドルモータ35の特性測定機能について
説明する。
Next, the function of measuring the characteristics of the spindle motor 35 using the spindle motor measuring device configured as described above will be explained.

まず、被測定スピンドルモータ35を、モータ取付は板
36に対してモータ取付けねじ34a。
First, the spindle motor 35 to be measured is mounted to the plate 36 with the motor mounting screws 34a.

34b、・・・により固定し、また、モータ接続治具3
3を測定シャフト32の指定位置まで差込み取付けねじ
34により固定する。そして、スピンドル位置調整機構
37の各調整ダイアル39a。
34b,..., and also the motor connection jig 3
3 to the specified position on the measuring shaft 32 and fixed with the mounting screw 34. And each adjustment dial 39a of the spindle position adjustment mechanism 37.

39bを可変操作し、スピンドルモータ35のスピンド
ル部11が、モータ接続冶具33先端の接合ゴムクッシ
ョン33aに対して、所定の接触角度及び接触圧力で接
触するように調整設定する。
39b is variably operated to adjust and set the spindle portion 11 of the spindle motor 35 to contact the bonding rubber cushion 33a at the tip of the motor connection jig 33 at a predetermined contact angle and contact pressure.

この後、被測定スピンドルモータ35を回転動作させ、
上記モータ接続治具33を介して測定シャフト32側に
伝達されるモータ諸特性を、試験測定器31により測定
する。
After that, the spindle motor 35 to be measured is rotated,
Various motor characteristics transmitted to the measuring shaft 32 side via the motor connection jig 33 are measured by the test measuring instrument 31.

この場合、モータ接続治具33のモータスピンドル部1
1に対する接触部を、接合ゴムクッション33aにより
構成したことにより、スピンドル部11との充分な摩擦
力が(りられ、モータ35の回転動作は確実に測定シャ
フト32側に伝達されるようになる。また、上記接合ゴ
ムクッション33aを備えたことにより、モータ35側
に発生する@動の吸収が図れると共に、スピンドル部1
1に対して1を与える恐れを無くすことができる。
In this case, the motor spindle part 1 of the motor connection jig 33
By configuring the contact portion with respect to 1 by the bonded rubber cushion 33a, sufficient frictional force with the spindle portion 11 is generated, and the rotational movement of the motor 35 is reliably transmitted to the measuring shaft 32 side. Further, by providing the bonded rubber cushion 33a, it is possible to absorb the @ motion generated on the motor 35 side, and also to absorb the @ motion generated on the motor 35 side.
You can eliminate the fear of giving 1 for 1.

また、スピンドル位置調整機構37を備えたことにより
、上記モータ接続冶具33に対するスピンドルモータ3
5の支持位置を、常に容易且つ正確に調整保持できるよ
うになり、次々に多数の被測定スピンドルモータ35・
・・の試験測定を行なう場合でも、その段取りに時間を
掛けずして、モータ接続治具33との安定した接触状態
が得られるようになる。これにより、各スピンドルモー
タ35・・・においても、その測定精度にばらつきの無
いモータ諸特性の測定結果が得られるようになる。
Furthermore, by providing the spindle position adjustment mechanism 37, the spindle motor 3 can be moved relative to the motor connection jig 33.
5 can be easily and accurately adjusted and maintained at all times, and a large number of spindle motors 35 and 5 to be measured can be adjusted and maintained one after another.
Even when performing test measurements, a stable contact state with the motor connection jig 33 can be obtained without taking much time for setup. This makes it possible to obtain measurement results of various motor characteristics without variations in measurement accuracy for each spindle motor 35.

ここで、上記スピンドルモータ35のスピンドル部11
は、そのモータメーカあるいはモータの品種が異なった
場合でも、同一規格にて構成されているため、本副定装
置をそのままあらゆるスピンドルモータに対応させるこ
とが可能である。つまり、前記第6図における従来装置
を用いた場合のように、ロータねじ止め部14のねじ形
状に応じて、−々その測定接続棒21を付替えると言う
ような面倒な作業を行なう必要はない。
Here, the spindle portion 11 of the spindle motor 35
Even if the motor manufacturer or type of motor is different, since it is constructed according to the same standard, this sub-setting device can be applied to any spindle motor as it is. In other words, there is no need to carry out the troublesome work of changing the measuring connection rod 21 depending on the thread shape of the rotor screw fixing portion 14, as in the case of using the conventional device shown in FIG. do not have.

尚、上記実施例では、モータ接続治具33をその先端の
接合ゴムクッション33aがモータスピンドル部11の
内周面に接触するように構成したが、例えば第3図に示
すように、スピンドル部11の外周面に接触する接合ゴ
ムクッション33a′を備えたモータ接続冶具33′を
用いて本測定装置を構成しても上記と同様の効果を得る
ことが可能である。
In the above embodiment, the motor connection jig 33 was configured such that the bonding rubber cushion 33a at the tip thereof was in contact with the inner circumferential surface of the motor spindle portion 11. For example, as shown in FIG. It is also possible to obtain the same effect as described above even if this measuring device is configured using a motor connection jig 33' having a bonded rubber cushion 33a' that contacts the outer peripheral surface of the motor connection jig 33'.

[発明の効果] 以上のようにこの発明によれば、モータ測定部の測定シ
ャフトには、スピンドルモータのスピンドル部に接触し
その回転動作を伝達するモータ接続治具を取付け、また
スピンドルモータは上記モータ接続冶具のスピンドル接
触部に対面してモータ取付は板により支持し、そしてこ
のモータ取付は板によるスピンドルモータの支持位置を
あらゆる方向にSl整するスピンドル位WI調整機構を
備えて構成したので、例えばモータメーカ毎あるいはモ
ータ品種毎に面倒な測定準備作業等を要することなく、
容易且つ精度の高い試験測定が可能となるスピンドルモ
ータ測定装置を提供できる。
[Effects of the Invention] As described above, according to the present invention, a motor connection jig that contacts the spindle portion of the spindle motor and transmits its rotational motion is attached to the measurement shaft of the motor measurement portion, and the spindle motor is configured as described above. The motor mounting is supported by a plate facing the spindle contact part of the motor connection jig, and this motor mounting is equipped with a spindle position WI adjustment mechanism that adjusts the support position of the spindle motor by the plate in all directions. For example, there is no need for troublesome measurement preparation work for each motor manufacturer or motor type.
It is possible to provide a spindle motor measuring device that enables easy and highly accurate test measurements.

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

第1図はこの発明の一実IJl!例に係わるスピンドル
モータ測定装置を示す外観構成図、第2図は上記スピン
ドルモータ測定装置におけるモータ接続冶具とモータス
ピンドル部との接触状態を示す図、第3図は上記スピン
ドルモータ測定装置におけるモータ接続治具の他の実施
例を示す図、第4図及び第5図はそれぞれ上記スピンド
ルモータを示す構成図、第6図は従来のスピンドルモー
タ測定装置を示す構成図である。 11・・・スピンドル部、12・・・ロータヨーク、1
4・・・〇−夕ねじ止め部、31・・・モータ試験測定
器、32・・・測定シャフト、33.33′・・・モー
タ接続治具、33a、33a′・・・接合ゴムクッショ
ン、35・・・スピンドルモータ、36・・・モータ取
付は板、37・・・スピンドル位置調整数構、38・・
・可動基台、39a、39b・・・スピンドル位置調整
ダイアル。
Figure 1 shows the fruit of this invention! FIG. 2 is a diagram showing the state of contact between the motor connection jig and the motor spindle in the spindle motor measuring device, and FIG. 3 is a diagram showing the motor connection in the spindle motor measuring device. FIGS. 4 and 5 are diagrams showing other embodiments of the jig, and FIGS. 4 and 5 are block diagrams showing the spindle motor, respectively. FIG. 6 is a block diagram showing a conventional spindle motor measuring device. 11...Spindle part, 12...Rotor yoke, 1
4...〇-Year screw fixing part, 31...Motor test measuring device, 32...Measuring shaft, 33.33'...Motor connection jig, 33a, 33a'...Joint rubber cushion, 35...Spindle motor, 36...Motor mounting plate, 37...Spindle position adjustment mechanism, 38...
- Movable base, 39a, 39b... spindle position adjustment dial.

Claims (1)

【特許請求の範囲】[Claims] モータ測定部の所定の位置に設けられた測定シャフトに
取付けられスピンドルモータのスピンドル部に接触しそ
の回転動作を伝達するモータ接続治具と、このモータ接
続治具のスピンドル接触部に対面してスピンドルモータ
を支持するモータ取付け板と、このモータ取付け板によ
る上記スピンドルモータの支持位置をあらゆる方向に調
整するスピンドル位置調整機構とを具備したことを特徴
とするスピンドルモータ測定装置。
A motor connection jig that is attached to a measurement shaft provided at a predetermined position of the motor measurement section and contacts the spindle of the spindle motor to transmit its rotational motion; 1. A spindle motor measuring device comprising: a motor mounting plate that supports a motor; and a spindle position adjustment mechanism that adjusts the support position of the spindle motor by the motor mounting plate in all directions.
JP60293111A 1985-12-27 1985-12-27 Apparatus for measuring spindle motor Pending JPS62153724A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60293111A JPS62153724A (en) 1985-12-27 1985-12-27 Apparatus for measuring spindle motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60293111A JPS62153724A (en) 1985-12-27 1985-12-27 Apparatus for measuring spindle motor

Publications (1)

Publication Number Publication Date
JPS62153724A true JPS62153724A (en) 1987-07-08

Family

ID=17790567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60293111A Pending JPS62153724A (en) 1985-12-27 1985-12-27 Apparatus for measuring spindle motor

Country Status (1)

Country Link
JP (1) JPS62153724A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6054664A (en) * 1998-02-24 2000-04-25 Denso Corporation Membrane switch with migration suppression feature
WO2023088503A3 (en) * 2022-08-17 2023-09-21 中擎电机有限公司 Assistance device for electric motor rotating shaft testing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6054664A (en) * 1998-02-24 2000-04-25 Denso Corporation Membrane switch with migration suppression feature
WO2023088503A3 (en) * 2022-08-17 2023-09-21 中擎电机有限公司 Assistance device for electric motor rotating shaft testing

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