JP7271187B2 - 画像形成装置 - Google Patents
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- JP7271187B2 JP7271187B2 JP2019002018A JP2019002018A JP7271187B2 JP 7271187 B2 JP7271187 B2 JP 7271187B2 JP 2019002018 A JP2019002018 A JP 2019002018A JP 2019002018 A JP2019002018 A JP 2019002018A JP 7271187 B2 JP7271187 B2 JP 7271187B2
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- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
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- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
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- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
- G03G15/0858—Detection or control means for the developer level the level being measured by mechanical means
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- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
- G03G15/086—Detection or control means for the developer level the level being measured by electro-magnetic means
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0856—Detection or control means for the developer level
- G03G15/0862—Detection or control means for the developer level the level being measured by optical means
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
- G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
- G03G15/087—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
- G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
- G03G15/087—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
- G03G15/0872—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge the developer cartridges being generally horizontally mounted parallel to its longitudinal rotational axis
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0894—Reconditioning of the developer unit, i.e. reusing or recycling parts of the unit, e.g. resealing of the unit before refilling with toner
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/55—Self-diagnostics; Malfunction or lifetime display
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/55—Self-diagnostics; Malfunction or lifetime display
- G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
- G03G15/556—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job for toner consumption, e.g. pixel counting, toner coverage detection or toner density measurement
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
- G03G2215/0663—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
- G03G2215/0663—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
- G03G2215/0665—Generally horizontally mounting of said toner cartridge parallel to its longitudinal rotational axis
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/08—Details of powder developing device not concerning the development directly
- G03G2215/0888—Arrangements for detecting toner level or concentration in the developing device
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/08—Details of powder developing device not concerning the development directly
- G03G2215/0888—Arrangements for detecting toner level or concentration in the developing device
- G03G2215/0891—Optical detection
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Dry Development In Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
Description
202 ボトル回転センサ
216 ホッパ
217 ホッパ内トナーセンサ
400 CPU
T トナーボトル
Claims (5)
- 感光体と、
静電潜像を形成するために前記感光体を露光する露光手段と、
前記感光体に形成された前記静電潜像を現像する現像手段と、
トナーを収容するトナー容器を装着可能な装着部と、
前記装着部に装着されたトナー容器を回転駆動することで、前記トナー容器からトナーを排出させる駆動手段と、
前記装着部に装着されたトナー容器から排出されたトナーを収容する収容部と、
前記収容部に収容されたトナーを前記現像手段へ補給する補給手段と、
前記装着部に装着されたトナー容器の回転を検知する第1の検知手段と、
前記収容部に収容されたトナーの有無を検知する第2の検知手段と、
前記第1の検知手段の不良かまたは前記トナー容器の回転不良のいずれが発生したかを判定する判定手段と、
前記装着部に装着されたトナー容器内のトナー残量を取得する取得手段と、を有し、
前記判定手段は、前記駆動手段による前記装着部に装着されたトナー容器の回転が指示されたにもかかわらず前記第1の検知手段の検知結果が前記トナー容器が回転していないことを示した場合、前記取得手段により取得された前記トナー残量が補給必要量以上で、且つ、前記第2の検知手段の検知結果がトナー有りを示すならば前記第1の検知手段の不良と判定し、
前記判定手段は、前記駆動手段による前記装着部に装着されたトナー容器の回転が指示されたにもかかわらず前記第1の検知手段の検知結果が前記トナー容器が回転していないことを示した場合、前記取得手段により取得された前記トナー残量が前記補給必要量以上で、且つ、前記第2の検知手段の検知結果がトナー無しを示すならば前記トナー容器の回転不良と判定することを特徴とする画像形成装置。 - 前記第1の検知手段は、前記トナー容器の回転に応じて出力値を2値に変化させ、
前記第1の検知手段の検知結果が、前記トナー容器が回転していないことを示すことには、前記第1の検知手段の出力値が所定時間を超えて変化しないことが含まれることを特徴とする請求項1に記載の画像形成装置。 - 前記判定手段は、前記トナー残量が前記補給必要量に満たない場合は、前記第1の検知手段の不良かまたは前記トナー容器の回転不良のいずれが発生したかの判定を実施しないことを特徴とする請求項1又は2に記載の画像形成装置。
- 前記判定手段は、前記第1の検知手段の検知結果が、前記トナー容器が回転していないことを示したのにもかかわらず、前記第1の検知手段の不良かまたは前記トナー容器の回転不良のいずれが発生したかの判定を実施しなかった場合は、エラーを報知することを特徴とする請求項3に記載の画像形成装置。
- 前記判定手段は、前記第1の検知手段の不良かまたは前記トナー容器の回転不良のいずれかが発生したと判定した場合に、その旨を報知することを特徴とする請求項1乃至4のいずれか1項に記載の画像形成装置。
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JP2019002018A JP7271187B2 (ja) | 2019-01-09 | 2019-01-09 | 画像形成装置 |
US16/733,419 US11086259B2 (en) | 2019-01-09 | 2020-01-03 | Image forming apparatus to which toner container is attachable |
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JP2019002018A JP7271187B2 (ja) | 2019-01-09 | 2019-01-09 | 画像形成装置 |
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JP7271187B2 true JP7271187B2 (ja) | 2023-05-11 |
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JP7494509B2 (ja) * | 2020-03-24 | 2024-06-04 | 京セラドキュメントソリューションズ株式会社 | 画像形成装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002023475A (ja) | 2000-07-06 | 2002-01-23 | Canon Inc | 現像剤補給装置及びこの現像剤補給装置を備える画像形成装置 |
JP2018054869A (ja) | 2016-09-29 | 2018-04-05 | キヤノンファインテックニスカ株式会社 | 画像形成装置 |
JP2018066789A (ja) | 2016-10-17 | 2018-04-26 | キヤノンファインテックニスカ株式会社 | 画像形成装置、及びそのトナー量の検出方法 |
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JP5495488B2 (ja) | 2007-12-21 | 2014-05-21 | キヤノン株式会社 | 画像形成装置 |
US8249471B2 (en) * | 2009-03-31 | 2012-08-21 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus having waste toner detecting mechanism |
JP6202952B2 (ja) * | 2013-09-06 | 2017-09-27 | キヤノン株式会社 | 画像形成装置 |
JP6840605B2 (ja) * | 2017-04-13 | 2021-03-10 | キヤノン株式会社 | 画像形成装置 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002023475A (ja) | 2000-07-06 | 2002-01-23 | Canon Inc | 現像剤補給装置及びこの現像剤補給装置を備える画像形成装置 |
JP2018054869A (ja) | 2016-09-29 | 2018-04-05 | キヤノンファインテックニスカ株式会社 | 画像形成装置 |
JP2018066789A (ja) | 2016-10-17 | 2018-04-26 | キヤノンファインテックニスカ株式会社 | 画像形成装置、及びそのトナー量の検出方法 |
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US11086259B2 (en) | 2021-08-10 |
JP2020112625A (ja) | 2020-07-27 |
US20200218188A1 (en) | 2020-07-09 |
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