JP2009139222A5 - - Google Patents
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- JP2009139222A5 JP2009139222A5 JP2007315875A JP2007315875A JP2009139222A5 JP 2009139222 A5 JP2009139222 A5 JP 2009139222A5 JP 2007315875 A JP2007315875 A JP 2007315875A JP 2007315875 A JP2007315875 A JP 2007315875A JP 2009139222 A5 JP2009139222 A5 JP 2009139222A5
- Authority
- JP
- Japan
- Prior art keywords
- hall element
- linear motion
- output voltage
- hall
- rotation
- 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.)
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- 238000001514 detection method Methods 0.000 claims 8
- 239000002131 composite material Substances 0.000 claims 5
- 230000005415 magnetization Effects 0.000 claims 1
Claims (6)
前記出力軸の回転位置および直動位置を検出する位置検出装置と、
を備え、
前記位置検出装置は、円板状で円板状の平面に対して水平方向に一方向に磁化され、隣り合う磁化方向が互いに反転するよう直動方向に前記平面を垂直にして等間隔に配置された複数個の位置検出用磁石を有する、回転・直動複合型モータの位置検出装置。 A motor unit having an output shaft that moves in a rotational direction and a linear motion direction;
A position detection device for detecting a rotational position and a linear motion position of the output shaft ;
With
The position detecting device is a disc-like shape that is magnetized in one direction in the horizontal direction with respect to the disc-shaped plane, and is arranged at equal intervals with the plane perpendicular to the linear motion direction so that adjacent magnetization directions are reversed from each other. A position detection device for a combined rotary / linear motion motor having a plurality of position detection magnets.
前記位置検出用磁石の周方向の側面に対して空隙を介して配置された第一のホール素子と、
前記第一のホール素子の位置から周方向に９０度だけ回転した位置に配置された第二のホール素子と、
前記第一のホール素子の位置から直動方向に前記位置検出用磁石の磁極ピッチの１／２ピッチだけ離した位置に配置された第三のホール素子と、
を備え、
前記第一のホール素子と前記第二のホール素子の出力電圧から、前記回転位置を求め、
前記第一のホール素子と前記第三のホール素子の出力電圧から、前記直動位置を求める、請求項１記載の回転・直動複合型モータの位置検出装置。 The position detection device includes:
A first Hall element disposed via a gap with respect to a circumferential side surface of the position detection magnet;
A second Hall element disposed at a position rotated by 90 degrees in the circumferential direction from the position of the first Hall element;
A third Hall element disposed at a position separated from the position of the first Hall element by a half pitch of the magnetic pole pitch of the position detecting magnet in the linear motion direction ;
With
From the output voltage of the first Hall element and the second hall element, it obtains the rotational position,
Wherein the output voltage of the first Hall element and the third Hall element, obtaining the linear motion position, claim 1 rotation-linear motion composite position detecting apparatus for a motor according.
前記直動位置を、前記第一のホール素子の出力電圧と前記第三のホール素子の出力電圧の逆正接演算によって求める、請求項２記載の回転・直動複合型モータの位置検出装置。 Wherein the rotational position determined by the arctangent calculation of the output voltage of the output voltage and the second Hall element of said first Hall element,
It said linear motion position, the first calculated by arctangent calculation of the output voltage and the output voltage of the third Hall element of the Hall element, according to claim 2 rotation and linear motion composite position detecting apparatus for a motor according.
前記位置検出用磁石の周方向の側面に対して空隙を介して配置された第一のホール素子と、
前記第一のホール素子の位置から周方向に９０度だけ回転した位置に配置された第二のホール素子と、
前記第一のホール素子の位置から直動方向に前記位置検出用磁石の磁極ピッチの１／２ピッチだけ離した位置に配置された第三のホール素子と、
前記第二のホール素子の位置から直動方向に前記位置検出用磁石の磁極ピッチの１／２ピッチだけ離した位置に配置された第四のホール素子と、
を備え、
前記第一のホール素子と前記第二のホール素子の出力電圧、もしくは前記第三のホール素子と前記第四のホール素子の出力電圧から、前記回転位置を求め、
前記第一のホール素子と前記第三のホール素子の出力電圧、もしくは前記第二のホール素子と前記第四のホール素子の出力電圧から、前記直動位置を求める、請求項１記載の回転・直動複合型モータの位置検出装置。 The position detection device includes:
A first Hall element disposed via a gap with respect to a circumferential side surface of the position detection magnet;
A second Hall element disposed at a position rotated by 90 degrees in the circumferential direction from the position of the first Hall element;
A third Hall element disposed at a position separated from the position of the first Hall element by a half pitch of the magnetic pole pitch of the position detecting magnet in the linear motion direction;
A fourth Hall element disposed at a position separated from the position of the second Hall element by a half pitch of the magnetic pole pitch of the position detecting magnet in the linear motion direction ;
With
From the output voltage of the first Hall element and the second Hall element, or the output voltage of the third Hall element and the fourth Hall element , to determine the rotational position,
From the said the first Hall element output voltage of the third Hall element or the output voltage of the second Hall element and the fourth Hall elements, obtaining the linear motion position, and rotation of Claim 1, wherein Position detection device for linear motion combined motor.
前記直動位置を、前記第一のホール素子と前記第三のホール素子の出力電圧の逆正接演算、もしくは前記第二のホール素子と前記第四のホール素子の出力電圧の逆正接演算によって求める、請求項４記載の回転・直動複合型モータの位置検出装置。 Wherein the rotational position determined by the arctangent calculation of the first inverse tangent calculation of the Hall element and the output voltage of the second Hall element or the output voltage of the third Hall element and the fourth Hall elements,
The linear motion position determined by the arctangent calculation of the output voltage of said first inverse tangent calculation of the Hall element and the output voltage of the third Hall element or the second Hall element and the fourth Hall elements , claim 4 rotation and linear motion composite position detecting apparatus for a motor according.
With a position detecting device of the rotation-linear composite motor according to any one of claims 1 to 4, the rotation-linear composite motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007315875A JP4992691B2 (en) | 2007-12-06 | 2007-12-06 | Rotation / linear motion combined motor position detector and rotational / linear motion combined motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007315875A JP4992691B2 (en) | 2007-12-06 | 2007-12-06 | Rotation / linear motion combined motor position detector and rotational / linear motion combined motor |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009139222A JP2009139222A (en) | 2009-06-25 |
| JP2009139222A5 true JP2009139222A5 (en) | 2011-10-20 |
| JP4992691B2 JP4992691B2 (en) | 2012-08-08 |
Family
ID=40869976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007315875A Expired - Fee Related JP4992691B2 (en) | 2007-12-06 | 2007-12-06 | Rotation / linear motion combined motor position detector and rotational / linear motion combined motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4992691B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010056271B4 (en) * | 2010-12-24 | 2018-09-20 | Paragon Ag | Sensor arrangement for detecting both the axial and the rotational position of a longitudinally displaceable and rotatable shaft |
| EP2706326B1 (en) * | 2012-09-07 | 2015-12-16 | ams AG | Sensor system, steering control system and method for determining a rotation angle |
| JP7020258B2 (en) | 2018-04-06 | 2022-02-16 | 村田機械株式会社 | Position detection system and driving system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3439988B2 (en) * | 1998-06-16 | 2003-08-25 | 三菱電機株式会社 | Motion detection device for combined rotary and linear motors |
| JP4706298B2 (en) * | 2005-03-28 | 2011-06-22 | 日本精工株式会社 | Resolver device |
| JP5261913B2 (en) * | 2005-10-21 | 2013-08-14 | 株式会社安川電機 | Linear motion actuator and system |
-
2007
- 2007-12-06 JP JP2007315875A patent/JP4992691B2/en not_active Expired - Fee Related
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