JP2000234980A5 - - Google Patents
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- JP2000234980A5 JP2000234980A5 JP1999038145A JP3814599A JP2000234980A5 JP 2000234980 A5 JP2000234980 A5 JP 2000234980A5 JP 1999038145 A JP1999038145 A JP 1999038145A JP 3814599 A JP3814599 A JP 3814599A JP 2000234980 A5 JP2000234980 A5 JP 2000234980A5
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- JP
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- Prior art keywords
- tire
- rotating portion
- test
- measurement
- correction method
- 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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- 238000005259 measurement Methods 0.000 description 14
- 230000002194 synthesizing Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Description
【特許請求の範囲】
【請求項１】タイヤを回転部に取り付けて回転させ、
前記タイヤに回転ドラムを押し当てると共に、前記ドラムが前記タイヤから受ける反力を測定する試験装置を用い、
前記タイヤの前記回転部に対する回転方向の取付角度を変えながら、前記測定を所定回数行い、
複数回の測定により得られたデータを記憶し、当該記憶データを合成することによって、
測定結果から前記回転部の偏心とゆがみの影響を除去するための補正データを得ること、を特徴とするユニフォーミティ試験における補正方法。
【請求項２】測定ごとに３６０℃を該所定回数で割った角度ずつ前記タイヤの前記回転部に対する回転方向の取付角度を変え、
前記測定によって得られたデータは、前記回転部の回転角度に対する反力の変動を示す波形データであり、
前記複数回の測定により得られた波形データを、前記回転部の回転角度を揃えて合成し、次いでこれを該所定回数で割ることによって得られる波形データを該補正データとして得る、
ことを特徴とする請求項１に記載のユニフォーミティ試験における補正方法。
【請求項３】あるタイヤのユニフォーミティ試験を行う際には、測定結果から前記補正データを差し引くこと、を特徴とする請求項１又は２に記載のユニフォーミティ試験における補正方法。
【請求項４】前記回転部は、前記タイヤを挟み込む一対のリムと、前記一対のリムと一体になって回転するスピンドルとを含むこと、を特徴とする請求項１から３のいずれかに記載のユニフォーミティ試験における補正方法。
【請求項５】前記試験装置は、前記一対のリムの夫々の回転原点位置を検出する手段を有すること、を特徴とする請求項１から４のいずれかに記載のユニフォーミティ試験及び動釣合試験における補正方法。
【請求項６】前記所定回数は、２，８及び１６のいずれかであること、を特徴とする請求項１から５のいずれかに記載のユニフォーミティ試験における補正方法。
【請求項７】タイヤを回転部に取り付けて回転させ、前記タイヤの回転に伴う前記回転部の振動を測定する試験装置を用い、
前記タイヤの前記回転部に対する回転方向の取付角度を変えながら、前記測定を複数回行い、
複数回の測定により得られたデータを記憶し、当該記憶データを合成することによって、
測定結果から前記回転部の偏心とゆがみの影響を除去するための補正データを得ること、
を特徴とする動釣合試験における補正方法。
【請求項８】測定ごとに３６０℃を該所定回数で割った角度ずつ前記タイヤの前記回転部に対する回転方向の取付角度を変え、
前記測定によって得られたデータは、前記回転部の振動の変動を示す波形データであり、
前記複数回の測定により得られた波形データを、前記回転部の回転角度を揃えて合成し、次いでこれを該所定回数で割ることによって得られる波形データを該補正データとして得る、
ことを特徴とする請求項７に記載の動釣合試験における補正方法。
【請求項９】あるタイヤの動釣合試験を行う際には、測定結果から前記補正データを差し引くこと、を特徴とする請求項７又は８に記載の動釣合試験における補正方法。
【請求項１０】前記回転部は、前記タイヤを挟み込む一対のリムと、前記一対のリムと一体になって回転するスピンドルとを含むこと、を特徴とする請求項７から１０のいずれかに記載の動釣合試験における補正方法。
[Claims]
1. A tire is attached to a rotating portion and rotated, and the tire is rotated.
Using a test device that presses the rotating drum against the tire and measures the reaction force that the drum receives from the tire.
The measurement was performed a predetermined number of times while changing the mounting angle of the tire in the rotation direction with respect to the rotating portion.
By storing the data obtained by multiple measurements and synthesizing the stored data,
A correction method in a uniformity test, which comprises obtaining correction data for removing the influence of eccentricity and distortion of the rotating portion from the measurement result.
2. The mounting angle of the tire in the rotation direction with respect to the rotating portion is changed by an angle obtained by dividing 360 ° C. by the predetermined number of times for each measurement.
The data obtained by the measurement is waveform data showing the fluctuation of the reaction force with respect to the rotation angle of the rotating portion.
The waveform data obtained by the plurality of measurements is synthesized by aligning the rotation angles of the rotating portions, and then divided by the predetermined number of times to obtain the waveform data obtained as the correction data.
The amendment method in the uniformity test according to claim 1.
3. The correction method in the uniformity test according to claim 1 or 2, wherein when the uniformity test of a certain tire is performed, the correction data is subtracted from the measurement result.
4. The rotating portion according to any one of claims 1 to 3, wherein the rotating portion includes a pair of rims that sandwich the tire and a spindle that rotates integrally with the pair of rims. Correction method in the uniformity test of.
5. The uniformity test and dynamic balance according to any one of claims 1 to 4, wherein the test apparatus has means for detecting the rotation origin position of each of the pair of rims. Correction method in the test.
6. The amendment method in the uniformity test according to claim 1, wherein the predetermined number of times is any of 2, 8 and 16.
7. A test device is used in which a tire is attached to a rotating portion and rotated, and vibration of the rotating portion is measured with the rotation of the tire.
The measurement was performed a plurality of times while changing the mounting angle of the tire in the rotation direction with respect to the rotating portion.
By storing the data obtained by multiple measurements and synthesizing the stored data,
Obtaining correction data for removing the effects of eccentricity and distortion of the rotating part from the measurement results,
A correction method in a dynamic balance test characterized by.
8. The mounting angle of the tire in the rotation direction with respect to the rotating portion is changed by an angle obtained by dividing 360 ° C. by the predetermined number of times for each measurement.
The data obtained by the measurement is waveform data showing fluctuations in vibration of the rotating portion.
The waveform data obtained by the plurality of measurements is synthesized by aligning the rotation angles of the rotating portions, and then divided by the predetermined number of times to obtain the waveform data obtained as the correction data.
The correction method in the dynamic balance test according to claim 7.
9. The correction method in the dynamic balance test according to claim 7, wherein when the dynamic balance test of a certain tire is performed, the correction data is subtracted from the measurement result.
10. The rotating portion according to any one of claims 7 to 10, wherein the rotating portion includes a pair of rims that sandwich the tire and a spindle that rotates integrally with the pair of rims. Correction method in the dynamic balance test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03814599A JP4260267B2 (en) | 1999-02-17 | 1999-02-17 | Correction method in uniformity test and dynamic balance test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03814599A JP4260267B2 (en) | 1999-02-17 | 1999-02-17 | Correction method in uniformity test and dynamic balance test |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000234980A JP2000234980A (en) | 2000-08-29 |
| JP2000234980A5 true JP2000234980A5 (en) | 2007-05-10 |
| JP4260267B2 JP4260267B2 (en) | 2009-04-30 |
Family
ID=12517264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03814599A Expired - Lifetime JP4260267B2 (en) | 1999-02-17 | 1999-02-17 | Correction method in uniformity test and dynamic balance test |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4260267B2 (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040009092A (en) * | 2002-07-22 | 2004-01-31 | 한국타이어 주식회사 | Uniformity measure methode of Tire |
| US6952964B2 (en) * | 2003-06-05 | 2005-10-11 | Hunter Engineering Company | Vehicle wheel balancer system |
| JP4528083B2 (en) * | 2004-10-05 | 2010-08-18 | 株式会社ブリヂストン | Tire uniformity measuring method and tire uniformity measuring apparatus used therefor |
| FR2925687B1 (en) * | 2007-12-19 | 2010-02-12 | Soc Tech Michelin | METHOD OF EVALUATION BY COMPARISON OF AN ACQUIRED IMAGE WITH A REFERENCE IMAGE. |
| US8429968B2 (en) * | 2009-10-08 | 2013-04-30 | Moscow Mills, Inc. | Balance test indexing tool for balance-testing a rotor |
| JP5631264B2 (en) * | 2011-05-30 | 2014-11-26 | 株式会社神戸製鋼所 | Tire balance test method and tire balance tester |
| US8701479B2 (en) * | 2012-02-10 | 2014-04-22 | Commercial Time Sharing Inc. | System for characterizing tire uniformity machines and methods of using the characterizations |
| EP2827121B1 (en) * | 2013-07-17 | 2018-12-12 | Akron Special Machinery, Inc. | System for characterizing tire uniformity machines and methods of using the characterizations |
| TR201908765T4 (en) * | 2013-07-17 | 2019-07-22 | Akron Special Machinery Inc | System to characterize tire regularity measuring machines and methods of using these characterizations. |
| WO2016018373A1 (en) | 2014-07-31 | 2016-02-04 | Compagnie Generale Des Etablissements Michelin | Tire uniformity improvement through identification of measurement process harmonics using weibull regression |
| US10352828B2 (en) | 2014-07-31 | 2019-07-16 | Compagnie Generale Des Etablissements Michelin | Tire uniformity improvement through identification of a composite uniformity parameter using multivariate normal distributions |
| CN106796161B (en) | 2014-07-31 | 2019-12-06 | 米其林集团总公司 | tire uniformity improvement by identifying measurement process harmonics using multiple revolutions in a uniformity measurement machine |
| WO2016018371A1 (en) | 2014-07-31 | 2016-02-04 | Compagnie Generale Des Etablissements Michelin | Tire uniformity improvement through identification of a composite uniformity parameter using weibull distributions |
| US10267335B1 (en) | 2015-09-23 | 2019-04-23 | Anthony Freakes | Methods and apparatus for mounting an impeller with positional repeatability |
| US9677972B2 (en) * | 2015-10-26 | 2017-06-13 | Commercial Time Sharing Inc. | System and method for characterizing tire uniformity machines |
| JP7387146B2 (en) * | 2019-10-04 | 2023-11-28 | 株式会社長浜製作所 | Dynamic balance tester and unbalance correction method in the dynamic balance tester |
-
1999
- 1999-02-17 JP JP03814599A patent/JP4260267B2/en not_active Expired - Lifetime
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