CN105371779A - Detection device and method for observation and measurement of inner wall of deep hole - Google Patents

Detection device and method for observation and measurement of inner wall of deep hole Download PDF

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Publication number
CN105371779A
CN105371779A CN201510708118.4A CN201510708118A CN105371779A CN 105371779 A CN105371779 A CN 105371779A CN 201510708118 A CN201510708118 A CN 201510708118A CN 105371779 A CN105371779 A CN 105371779A
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CN
China
Prior art keywords
microdrum
deep hole
stereomicroscope
pointolite
hole test
Prior art date
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Granted
Application number
CN201510708118.4A
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Chinese (zh)
Other versions
CN105371779B (en
Inventor
陈莉
曹雪峰
许恒庭
沈燕萍
武英英
吴宏
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Shanghai Space Precision Machinery Research Institute
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Shanghai Space Precision Machinery Research Institute
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Publication of CN105371779A publication Critical patent/CN105371779A/en
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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/24Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention provides a detection device and method for observation and measurement of the inner wall of a deep hole. The method comprises the steps that a clamping device (1) on an upper workbench (2) clamps a deep hole test piece; and a horizontal axis microdrum (3), a vertical axis microdrum (5), an elevating handle (8) and an angle adjusting turn button (10) are adjusted so that light of a spot light source (12) is input to the visual field of a stereomicroscope (13) from the bottom of the deep hole test piece and upwardly through the deep hole test piece. Thus, a clear visual field of high field depth can be obtained, and the inner wall of the deep hole test piece can be observed and measured in multiple angles.

Description

The pick-up unit and method measured is observed for inner walls of deep holes
Technical field
The present invention relates to dark (leading to) hole inwall fifth wheel accurate observation and measurement category, be one utilize pointolite from bottom upwards penetrating light illuminate and deeply (lead to) hole inwall, the detection method measuring inwall fifth wheel shape and size clearly observed by auxiliary microscope.
Background technology
Must check, to guarantee that pipeline inner wall does not exist the molecule fifth wheel that may block valve after the cleaning of minor diameter kapillary weldment comprehensively.Tradition longhole survey relies on industrial endoscope, but diameter is less than to the slender capillary tube of 1mm, and industrial endoscope has operating difficulties, investment, use cost high.The various visual angles that the present invention solves straight barrel type minor diameter capillary tube inner wall are preferably observed and are measured.
Summary of the invention
For the investment in existing industrial endoscope technology, use cost high, the object of the invention is to provide a kind of a kind of measurement mechanism for dark (leading to) the hole inwall fifth wheel of stereomicroscope observation, and the various visual angles realizing straight barrel type minor diameter capillary tube inner wall with low cost are observed and measured.
According to a kind of pick-up unit observing measurement for inner walls of deep holes provided by the invention, comprising: clamping tooling, upper table, transverse axis microdrum, middle worktable, longitudinal axis microdrum, lower table, lifting shaft, lifting handle, angular adjustment knob, oscillating platform, pointolite, stereomicroscope;
Described clamping tooling is fixed on the side table top of upper table by welding method; Described upper table is arranged on middle worktable; Upper table regulates transverse shifting by described transverse axis microdrum; Middle worktable is regulated by described longitudinal axis microdrum and vertically moves; Described middle worktable is arranged on lower table upper end; Described lower table regulates the movement of above-below direction by lifting handle; Described lifting shaft is nested in below lower table, can control lower table position along described lifting handle; Described oscillating platform is arranged on upper table, is regulated the angle of inclination of oscillating platform by angular adjustment knob; Described pointolite is fixed in the groove of oscillating platform center; The camera lens of described stereomicroscope is arranged on directly over clamping tooling 1.
According to a kind of detection method utilizing the above-mentioned pick-up unit for inner walls of deep holes observation measurement provided by the invention, comprise the steps:
By the gripping apparatus grips deep hole test specimen on upper workbench;
By regulating transverse axis microdrum, longitudinal axis microdrum, lifting handle, angular adjustment knob, making the light of pointolite be upward through deep hole test specimen bottom deep hole test specimen and injecting in stereomicroscope visual field.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention can realize various visual angles observation and the measurement of straight barrel type minor diameter capillary tube inner wall fast, has easy to operate, operating efficiency high;
2, the early investment that the present invention can be lower, and cheap Long-Time Service cost realizes the observation of straight barrel type minor diameter capillary tube inner wall fifth wheel various visual angles and measures;
3, after invention increases base point light source, make conventional microscope very clearly can carry out various visual angles to straight barrel type minor diameter capillary tube inner wall fifth wheel and observe and measure;
4, to have versatility good in the present invention, and the various visual angles that may be used for different size straight barrel type minor diameter capillary tube inner wall are observed and measured.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is structural representation of the present invention.
In figure:
1 is clamping tooling;
2 is upper table;
3 is transverse axis microdrum;
4 is middle worktable;
5 is longitudinal axis microdrum;
6 is lower table;
7 is lifting shaft;
8 is lifting handle;
9 worktable trip bolts;
10 is angular adjustment knob;
11 is oscillating platform;
12 is pointolite;
13 is stereomicroscope
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some changes and improvements can also be made.These all belong to protection scope of the present invention.
As shown in Figure 1, according to a kind of pick-up unit observing measurement for inner walls of deep holes provided by the invention, comprising: clamping tooling 1, upper table 2, transverse axis microdrum 3, middle worktable 4, longitudinal axis microdrum 5, lower table 6, lifting shaft 7, lifting handle 8, angular adjustment knob 10, oscillating platform 11, pointolite 12, stereomicroscope 13;
Described clamping tooling 1 is fixed on the side table top of upper table 2 by welding method; Described upper table 2 is arranged on middle worktable 4; Upper table 2 regulates transverse shifting by described transverse axis microdrum 3; Middle worktable 4 is regulated by described longitudinal axis microdrum 5 and vertically moves; Described middle worktable 4 is arranged on lower table 6 upper end; Described lower table 6 regulates the movement of above-below direction by lifting handle 8; Described lifting shaft 7 is nested in below lower table 6, can control lower table 6 position along described lifting handle 8; Described oscillating platform 11 is arranged on upper table 2, is regulated the angle of inclination of oscillating platform by angular adjustment knob 10; Described pointolite 12 is fixed in the groove of oscillating platform 11 center; The camera lens of described stereomicroscope 13 is arranged on directly over clamping tooling 1.
According to a kind of detection method utilizing the above-mentioned pick-up unit for inner walls of deep holes observation measurement provided by the invention, comprise the steps:
Deep hole test specimen is clamped by the clamping device 1 on upper workbench 2;
By regulating transverse axis microdrum 3, longitudinal axis microdrum 5, lifting handle 8, angular adjustment knob 10, making the light of pointolite 12 bottom deep hole test specimen, be upward through deep hole test specimen and injecting in stereomicroscope 13 visual field.
The present invention more specifically operating process comprises the steps:
Step 1: the tested exemplar in dark (leading to) hole is fixed in clamping tooling 1 by operator, guarantee that lower plumbness presented substantially by tested exemplar, according to the length of test specimen, regulate lifting handle 8, lower workbench 6 to the appropriate location that cherry picker 7 is nested, guarantee that test specimen lower through-hole mouth is placed on directly over pointolite 12;
Step 2: open pointolite 12, confirms that tested exemplar has light to penetrate in hole;
Step 3: the position of adjustment combined platform, i.e. adjustment upper workbench 2, middle workbench 4, oscillating platform 11 3 chain-waless, move respectively by transverse axis microdrum 3, longitudinal axis microdrum 5, angle swinging knob 10, make pointolite 12 final position and the test specimen clamped by clamping tooling 1, stereomicroscope 13 eyepiece camera lens be in same linear state;
Step 4: connect stereomicroscope 13 power supply, from eyepiece tested exemplar through-hole wall profile at first view, fine setting mobile upper workbench 2, middle workbench 4, these three chain-waless of oscillating platform 11, until tested exemplar profile is in visible visual field;
Step 5: these four work chain-waless of fine adjustment oscillating platform 11, workbench 2, middle workbench 4, oscillating platform 11, reach pointolite 12 best located, realize seeing that in stereomicroscope 13 eyepiece pointolite 12 enters microscope 13 axis from hole bottom perforated direct projection;
Step 6: regulate microscope 13 camera lens height, to obtain the clear visual field of the good depth of field, the various visual angles realizing dark (leading to) hole tested exemplar inwall fifth wheel are observed and are measured.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make a variety of changes within the scope of the claims or revise, and this does not affect flesh and blood of the present invention.When not conflicting, the feature in the embodiment of the application and embodiment can combine arbitrarily mutually.

Claims (2)

1. the pick-up unit observing to measure for inner walls of deep holes, it is characterized in that, comprising: clamping tooling (1), upper table (2), transverse axis microdrum (3), middle worktable (4), longitudinal axis microdrum (5), lower table (6), lifting shaft (7), lifting handle (8), angular adjustment knob (10), oscillating platform (11), pointolite (12), stereomicroscope (13);
Described clamping tooling (1) is fixed on the side table top of upper table (2) by welding method; Described upper table (2) is arranged on middle worktable (4); Upper table (2) regulates transverse shifting by described transverse axis microdrum (3); Middle worktable (4) is vertically moved by the adjustment of described longitudinal axis microdrum (5); Described middle worktable (4) is arranged on lower table (6) upper end; Described lower table (6) regulates the movement of above-below direction by lifting handle (8); Described lifting shaft (7) is nested in lower table (6) below, can control lower table (6) position along described lifting handle (8); Described oscillating platform (11) is arranged on upper table (2), is regulated the angle of inclination of oscillating platform by angular adjustment knob (10); Described pointolite (12) is fixed in the groove of oscillating platform (11) center; The camera lens of described stereomicroscope (13) is arranged on directly over clamping tooling (1).
2. utilize the detection method of observing measurement for inner walls of deep holes described in claim 1, it is characterized in that, comprise the steps:
By clamping device (1) the clamping deep hole test specimen on upper workbench (2);
By regulating transverse axis microdrum (3), longitudinal axis microdrum (5), lifting handle (8), angular adjustment knob (10), making the light of pointolite (12) bottom deep hole test specimen, be upward through deep hole test specimen and injecting in stereomicroscope (13) visual field.
CN201510708118.4A 2015-10-27 2015-10-27 Detection means and method for inner walls of deep holes observation measurement Active CN105371779B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106094194A (en) * 2016-08-17 2016-11-09 江浩 The acquisition methods of samples pictures, imaging device and the method for acquisition samples pictures thereof under microscope
CN107621235A (en) * 2017-08-26 2018-01-23 东莞市三姆森光电科技有限公司 Mobile phone curved surface housing profile measuring method and its measuring apparatus based on Spectral Confocal technology
CN109029292A (en) * 2018-08-21 2018-12-18 孙傲 A kind of inner surface of container three-dimensional appearance non-destructive testing device and detection method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09311107A (en) * 1996-05-23 1997-12-02 Nissan Motor Co Ltd Inspecting device for bore inner wall surface defect
CN101839688A (en) * 2009-08-21 2010-09-22 上海铭源数康生物芯片有限公司 Biochip pointing process real-time detection system based on machine vision and analytical method thereof
CN202024733U (en) * 2011-01-24 2011-11-02 江苏富兰肯光电科技有限公司 Deep-hole displacement nixie display
CN102589453A (en) * 2011-12-16 2012-07-18 中国计量学院 External diameter images measuring device for axial work pieces and measuring method thereof
CN103673880A (en) * 2013-12-06 2014-03-26 上海新跃仪表厂 Micro-hole inner wall vision inspection system based on composite reflector and inspection method of system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09311107A (en) * 1996-05-23 1997-12-02 Nissan Motor Co Ltd Inspecting device for bore inner wall surface defect
CN101839688A (en) * 2009-08-21 2010-09-22 上海铭源数康生物芯片有限公司 Biochip pointing process real-time detection system based on machine vision and analytical method thereof
CN202024733U (en) * 2011-01-24 2011-11-02 江苏富兰肯光电科技有限公司 Deep-hole displacement nixie display
CN102589453A (en) * 2011-12-16 2012-07-18 中国计量学院 External diameter images measuring device for axial work pieces and measuring method thereof
CN103673880A (en) * 2013-12-06 2014-03-26 上海新跃仪表厂 Micro-hole inner wall vision inspection system based on composite reflector and inspection method of system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106094194A (en) * 2016-08-17 2016-11-09 江浩 The acquisition methods of samples pictures, imaging device and the method for acquisition samples pictures thereof under microscope
CN106094194B (en) * 2016-08-17 2019-06-14 江浩 The acquisition methods, imaging device of samples pictures and its method for obtaining samples pictures under microscope
CN107621235A (en) * 2017-08-26 2018-01-23 东莞市三姆森光电科技有限公司 Mobile phone curved surface housing profile measuring method and its measuring apparatus based on Spectral Confocal technology
CN107621235B (en) * 2017-08-26 2024-02-27 东莞市三姆森光电科技有限公司 Method and equipment for measuring contour of curved surface shell of mobile phone based on spectral confocal technology
CN109029292A (en) * 2018-08-21 2018-12-18 孙傲 A kind of inner surface of container three-dimensional appearance non-destructive testing device and detection method

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