JP2017044695A - バルブ隙間測定装置 - Google Patents
バルブ隙間測定装置 Download PDFInfo
- Publication number
- JP2017044695A JP2017044695A JP2016162583A JP2016162583A JP2017044695A JP 2017044695 A JP2017044695 A JP 2017044695A JP 2016162583 A JP2016162583 A JP 2016162583A JP 2016162583 A JP2016162583 A JP 2016162583A JP 2017044695 A JP2017044695 A JP 2017044695A
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- JP
- Japan
- Prior art keywords
- gap
- optical system
- valve
- valve seat
- seat ring
- 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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Links
- 238000005259 measurement Methods 0.000 title claims abstract description 32
- 230000003287 optical effect Effects 0.000 claims abstract description 46
- 238000013507 mapping Methods 0.000 claims abstract description 29
- 238000011156 evaluation Methods 0.000 claims abstract description 22
- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 239000011796 hollow space material Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 230000007704 transition Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012567 pattern recognition method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001454 recorded image Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/08—Valves guides; Sealing of valve stem, e.g. sealing by lubricant
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/22—Telecentric objectives or lens systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2446—Optical details of the image relay
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2484—Arrangements in relation to a camera or imaging device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/20—Adjusting or compensating clearance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
- F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10068—Endoscopic image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30164—Workpiece; Machine component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
Abstract
【解決手段】内腔の少なくとも一つの周囲箇所における隙間を写像する写像光学系14を有し、この写像光学系14が、デジタル画像センサ16及びこのデジタル画像センサ16の後に配置されたデジタル評価機器18と画像を伝送する形態で接続されている。この評価機器18は、画像センサ16により記録された画像に基づき、隙間の大きさを検出するように構成、装備されているバルブ隙間測定装置。
【選択図】図1
Description
4 部品
6 めくら穴の空き内腔
8 弁座リング
10 圧入方向
12 底部
14 写像光学系
16 デジタル画像センサ
18 デジタル評価機器
20 偏向ミラー
22 中空空間
24 光軸
26 偏向ミラー
28 操作手段
30 制御手段
32 センサ画像
Claims (11)
- 燃焼エンジンのめくら穴の空き内腔(6)に押し込まれた弁座リング(8)とこのめくら穴の空き内腔(6)の底部(12)との間の軸方向の隙間を計測するバルブ隙間測定装置(2)において、
本装置が、この内腔(6)の少なくとも一つの周囲箇所における隙間を写像する写像光学系(14)を有し、
この写像光学系(14)が、デジタル画像センサ(16)及びこのデジタル画像センサ(16)の後に配置されたデジタル評価機器(18)と画像を伝送する形態で接続されており、
この評価機器(18)が、画像センサ(16)により記録された画像に基づき、隙間の大きさを検出するように構成、装備されている、
ことを特徴とする装置。 - 当該の隙間を画像センサ(16)に写像するために、有利には、45°の角度で配置された少なくとも一つの偏向ミラー(20,26)が測定ヘッドに配置されており、この測定ヘッドが、弁座リング(8)により境界を画定された中空空間(22)に挿入可能な内視鏡として構成されることを特徴とする請求項1に記載の装置。
- 本装置(2)が、写像光学系(14)の光軸(24)の周囲方向において互いに間隔を開けた少なくとも二つの箇所でのバルブ隙間を同時に計測する、或いは時間的に順番に計測するように構成されることを特徴とする請求項1又は2に記載の装置。
- 測定ヘッドには、写像光学系(14)の光軸(24)の周囲方向において互いに間隔を開けた少なくとも二つの偏向ミラー(20,26)が配置されていることを特徴とする請求項2及び3に記載の装置。
- 当該の偏向ミラー(20,26)が、写像光学系(14)の光軸(24)の周囲方向において互いに等間隔に配置されていることを特徴とする請求項4に記載の装置。
- 当該の写像光学系(14)がテレセントリックな光学系であることを特徴とする請求項1から5までのいずれか一つに記載の装置。
- 当該の写像光学系(14)の焦点を異なる半径方向の場所に合わせる焦点調節手段が配備されていることを特徴とする請求項1から6までのいずれか一つに記載の装置。
- 当該の焦点調節手段がオートフォーカス機器を備えていることを特徴とする請求項7に記載の装置。
- 当該の評価機器(18)が、画像センサ(16)により捉えられた画像に基づき、バルブ隙間の周囲方向において位置解像度を有する形で隙間の大きさを検出するように構成、装備されていることを特徴とする請求項1から8までのいずれか一つに記載の装置。
- 弁座リング(8)により境界を画定された中空空間(22)に測定ヘッドを自動的に挿入して、測定実施後に測定ヘッドを引き戻す操作手段(28)が配備されていることを特徴とする請求項1から9までのいずれか一つに記載の装置。
- 当該の操作手段を駆動する制御手段(30)が配備されていることを特徴とする請求項10に記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015114018.7 | 2015-08-24 | ||
DE102015114018.7A DE102015114018A1 (de) | 2015-08-24 | 2015-08-24 | Ventilspaltmessvorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017044695A true JP2017044695A (ja) | 2017-03-02 |
JP6441273B2 JP6441273B2 (ja) | 2018-12-19 |
Family
ID=58011008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016162583A Active JP6441273B2 (ja) | 2015-08-24 | 2016-08-23 | バルブ隙間測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20170124696A1 (ja) |
JP (1) | JP6441273B2 (ja) |
CN (1) | CN106482654A (ja) |
DE (1) | DE102015114018A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102222566B1 (ko) * | 2020-03-25 | 2021-03-04 | 주식회사 한국일측 | 비전 및 딥러닝 기술을 이용하여 자동차 엔진 헤드의 밸브 시트면과 압입 후 틈새의 품질을 자동으로 측정하기 위한 게이지 및 이를 이용한 품질 측정 시스템 |
CN114964112A (zh) * | 2022-05-18 | 2022-08-30 | 常州富士常柴罗宾汽油机有限公司 | 一种发动机的轴向间隙测量机构 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07286825A (ja) * | 1994-04-18 | 1995-10-31 | Mazda Motor Corp | バルブシートの間隙検査方法及び検査装置 |
JPH11325862A (ja) * | 1998-05-13 | 1999-11-26 | Denso Corp | 筒体内壁面の撮影方法および撮影装置 |
JP2002039724A (ja) * | 2000-07-24 | 2002-02-06 | Yasunaga Corp | 孔内面検査装置 |
JP2007256162A (ja) * | 2006-03-24 | 2007-10-04 | Honda Motor Co Ltd | バルブシート隙間計測装置 |
US20100230598A1 (en) * | 2009-03-10 | 2010-09-16 | Gm Global Technology Operations, Inc. | System and method for valve seat gap evaluation |
JP2011196899A (ja) * | 2010-03-23 | 2011-10-06 | Kurimoto Ltd | 内径測定装置 |
WO2013191133A1 (ja) * | 2012-06-18 | 2013-12-27 | 富士フイルム株式会社 | パターン位相差フィルタの検査装置及び検査方法 |
JP2015099686A (ja) * | 2013-11-19 | 2015-05-28 | 株式会社デンソー | プラグギャップ測定装置、プラグギャップ測定方法、および点火プラグの製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864133A (en) * | 1997-08-12 | 1999-01-26 | Mustek System Inc. | Cost-effective optical device |
DE10233072A1 (de) | 2002-07-19 | 2004-02-05 | Niebler, Winfried, Dipl.-Ing. | Prüfeinrichtung für spaltfreies Einpressen von Ventilsitzringen in Zylinderkopfbohrungen von Kolben Verbrennungsmotoren |
WO2007060873A1 (ja) * | 2005-11-24 | 2007-05-31 | Kirin Techno-System Corporation | 表面検査装置 |
US8842273B2 (en) * | 2013-02-14 | 2014-09-23 | United Sciences, Llc | Optical measurement of drilled holes |
-
2015
- 2015-08-24 DE DE102015114018.7A patent/DE102015114018A1/de active Pending
-
2016
- 2016-08-11 CN CN201610653974.9A patent/CN106482654A/zh active Pending
- 2016-08-23 JP JP2016162583A patent/JP6441273B2/ja active Active
- 2016-08-23 US US15/244,993 patent/US20170124696A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07286825A (ja) * | 1994-04-18 | 1995-10-31 | Mazda Motor Corp | バルブシートの間隙検査方法及び検査装置 |
JPH11325862A (ja) * | 1998-05-13 | 1999-11-26 | Denso Corp | 筒体内壁面の撮影方法および撮影装置 |
JP2002039724A (ja) * | 2000-07-24 | 2002-02-06 | Yasunaga Corp | 孔内面検査装置 |
JP2007256162A (ja) * | 2006-03-24 | 2007-10-04 | Honda Motor Co Ltd | バルブシート隙間計測装置 |
US20100230598A1 (en) * | 2009-03-10 | 2010-09-16 | Gm Global Technology Operations, Inc. | System and method for valve seat gap evaluation |
JP2011196899A (ja) * | 2010-03-23 | 2011-10-06 | Kurimoto Ltd | 内径測定装置 |
WO2013191133A1 (ja) * | 2012-06-18 | 2013-12-27 | 富士フイルム株式会社 | パターン位相差フィルタの検査装置及び検査方法 |
JP2015099686A (ja) * | 2013-11-19 | 2015-05-28 | 株式会社デンソー | プラグギャップ測定装置、プラグギャップ測定方法、および点火プラグの製造方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102222566B1 (ko) * | 2020-03-25 | 2021-03-04 | 주식회사 한국일측 | 비전 및 딥러닝 기술을 이용하여 자동차 엔진 헤드의 밸브 시트면과 압입 후 틈새의 품질을 자동으로 측정하기 위한 게이지 및 이를 이용한 품질 측정 시스템 |
CN114964112A (zh) * | 2022-05-18 | 2022-08-30 | 常州富士常柴罗宾汽油机有限公司 | 一种发动机的轴向间隙测量机构 |
CN114964112B (zh) * | 2022-05-18 | 2023-10-13 | 常州富士常柴罗宾汽油机有限公司 | 一种发动机的轴向间隙测量机构 |
Also Published As
Publication number | Publication date |
---|---|
JP6441273B2 (ja) | 2018-12-19 |
CN106482654A (zh) | 2017-03-08 |
US20170124696A1 (en) | 2017-05-04 |
DE102015114018A1 (de) | 2017-03-02 |
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