JP2002131684A5 - - Google Patents

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Publication number
JP2002131684A5
JP2002131684A5 JP2000329388A JP2000329388A JP2002131684A5 JP 2002131684 A5 JP2002131684 A5 JP 2002131684A5 JP 2000329388 A JP2000329388 A JP 2000329388A JP 2000329388 A JP2000329388 A JP 2000329388A JP 2002131684 A5 JP2002131684 A5 JP 2002131684A5
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JP
Japan
Prior art keywords
forming apparatus
image forming
sound quality
discomfort index
sound
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Pending
Application number
JP2000329388A
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Japanese (ja)
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JP2002131684A (en
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Priority to JP2000329388A priority Critical patent/JP2002131684A/en
Priority claimed from JP2000329388A external-priority patent/JP2002131684A/en
Publication of JP2002131684A publication Critical patent/JP2002131684A/en
Publication of JP2002131684A5 publication Critical patent/JP2002131684A5/ja
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Claims (9)

光源で発光したレーザ光をモータ駆動のポリゴンミラーを介して像担持体に露光し、前記像担持体上に静電潜像を形成する画像形成装置であって、
前記像担持体に露光する際に、前記画像形成装置から離間した位置で測定される前記画像形成装置から発生する稼働音のラウドネス値とシャープネス値とに基づいて取得される音質評価式から不快指数が設定されていることを特徴とする画像形成装置。The laser light emitted by the light source is exposed to the image carrier via the polygon mirror motor drive, a images forming apparatus that to form an electrostatic latent image before Kizo bearing member,
Discomfort index from a sound quality evaluation formula obtained based on a loudness value and a sharpness value of an operating sound generated from the image forming apparatus measured at a position away from the image forming apparatus when exposing the image carrier image forming apparatus characterized by There are set. 前記ラウドネス値を  The loudness value AA とし、前記シャープネス値をAnd the sharpness value BB とし、前記不快指数をAnd the discomfort index SS とした場合に、If
前記音質評価式は、  The sound quality evaluation formula is SS ＝= 0.010242690.01024269 ×× A2+0.30996744A2 + 0.30996744 ×× BB ‐- 2.13865172.1386517 とすることを特徴とする請求項１に記載の画像形成装置。The image forming apparatus according to claim 1, wherein: 前記不快指数Sは、
S＜‐0.3555
となる範囲内に設定されることを特徴とする請求項２に記載の画像形成装置。The discomfort index S is
S <-0.3555
The image forming apparatus according to claim 2, characterized in that it is set within a range to be. 前記不快指数Sは、
S＜‐0.6296
となる範囲内に設定されることを特徴とする請求項２に記載の画像形成装置。The discomfort index S is
S <-0.6296
The image forming apparatus according to claim 2, characterized in that it is set within a range to be. ハウジングと、該ハウジングを閉塞する蓋部と、連通孔と、前記連通孔によって前記ハウジング内と連通された吸音室と、から構成される露光ユニットを有し、  An exposure unit including a housing, a lid portion that closes the housing, a communication hole, and a sound absorption chamber that is communicated with the inside of the housing by the communication hole;
前記モータ駆動音の周波数と前記ポリゴンミラーの風切音と前記連通孔における空気抵抗が大きくなる周波数とに基づいて、前記蓋部の厚さと前記連通孔の半径と前記吸音室の容積とを規定することを特徴とする請求項１ないし４のいずれか一に記載の画像形成装置。  Based on the frequency of the motor driving sound, the wind noise of the polygon mirror, and the frequency at which the air resistance in the communication hole increases, the thickness of the lid, the radius of the communication hole, and the volume of the sound absorbing chamber are defined. The image forming apparatus according to claim 1, wherein the image forming apparatus is an image forming apparatus. 光源で発光したレーザ光をモータ駆動のポリゴンミラーを介して像担持体に露光し、前記像担持体上に静電潜像を形成する画像形成装置から発生する稼働音の音質改善方法であって、
前記像担持体に露光する際に、前記画像形成装置から離間した位置で測定される前記画像形成装置から発生する稼働音のラウドネス値とシャープネス値とに基づいて取得される音質評価式から不快指数を設定するようにしたことを特徴とする音質改善方法。 The laser light emitted by the light source is exposed to the image carrier via the polygon mirror motor drive, before the sound quality improvement method of operating noise generated from the images forming apparatus that to form an electrostatic latent image on the Kizo carrier Because
Discomfort index from a sound quality evaluation formula obtained based on a loudness value and a sharpness value of an operating sound generated from the image forming apparatus measured at a position away from the image forming apparatus when exposing the image carrier A sound quality improvement method characterized by setting the. 前記ラウドネス値を  The loudness value AA とし、前記シャープネス値をAnd the sharpness value BB とし、前記不快指数をAnd the discomfort index SS とした場合に、If
前記音質評価式は、  The sound quality evaluation formula is SS ＝= 0.010242690.01024269 ×× A2+0.30996744A2 + 0.30996744 ×× BB ‐- 2.13865172.1386517 とすることを特徴とする請求項６に記載の音質改善方法。The sound quality improving method according to claim 6, wherein: 前記不快指数Sを、
S＜‐0.3555
となる範囲内に設定するようにしたことを特徴とする請求項７に記載の音質改善方法。The discomfort index S,
S <-0.3555
The sound quality improving method according to claim 7 , wherein the sound quality improving method is set within a range. 前記不快指数Sを、
S＜‐0.6296
となる範囲内に設定するようにしたことを特徴とする請求項７に記載の音質改善方法。The discomfort index S,
S <-0.6296
The sound quality improving method according to claim 7 , wherein the sound quality improving method is set within a range.
JP2000329388A 2000-10-27 2000-10-27 Image forming device and tone quality improving method Pending JP2002131684A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000329388A JP2002131684A (en) 2000-10-27 2000-10-27 Image forming device and tone quality improving method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000329388A JP2002131684A (en) 2000-10-27 2000-10-27 Image forming device and tone quality improving method

Publications (2)

Publication Number Publication Date
JP2002131684A JP2002131684A (en) 2002-05-09
JP2002131684A5 true JP2002131684A5 (en) 2005-07-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000329388A Pending JP2002131684A (en) 2000-10-27 2000-10-27 Image forming device and tone quality improving method

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JP (1) JP2002131684A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5509145B2 (en) * 2011-04-28 2014-06-04 京セラドキュメントソリューションズ株式会社 Image forming apparatus
JP5789688B2 (en) * 2014-03-11 2015-10-07 京セラドキュメントソリューションズ株式会社 Image forming apparatus
JP6350901B2 (en) * 2014-05-13 2018-07-04 株式会社リコー Optical scanning apparatus and image forming apparatus
JP6311979B2 (en) * 2014-05-13 2018-04-18 株式会社リコー Optical scanning apparatus and image forming apparatus
JP6361960B2 (en) * 2014-05-26 2018-07-25 株式会社リコー Optical scanning apparatus and image forming apparatus

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