CN105241408B - Two intersecting aperture coplane degree detection means and method - Google Patents
Two intersecting aperture coplane degree detection means and method Download PDFInfo
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- CN105241408B CN105241408B CN201510796834.2A CN201510796834A CN105241408B CN 105241408 B CN105241408 B CN 105241408B CN 201510796834 A CN201510796834 A CN 201510796834A CN 105241408 B CN105241408 B CN 105241408B
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Abstract
The present invention relates to the intersecting aperture coplane degree detection means of one kind two and method, the device includes cubing, light microscope, cubing is made up of cuboid, housing screw, correcting plate, cover plate, fixing screws, the upper surface center of cuboid is provided with the stepped hole of installation measured workpiece, cuboid lower surface is provided with the screwed hole communicated with installing the hole of measured workpiece, housing screw is rotary with screwed hole, cuboid front end face is in asymmetric trapezoidal shape, for realizing direction calibration to measured workpiece two to inclined hole, the examinations to appear the import and export position of the inclined hole of workpiece two；Cover plate is connected on the end face in installation step hole, when housing screw head on when measured workpiece moves up realized by cover plate it is spacing；Before measured workpiece is fixed, calibration plate is connected on the front end positioning reference plane of cover plate.With the detection method and cubing, the import and export the center displacement parameter of two pairs of inclined holes in workpiece can be accurately detected, obtained by means of light microscope, it is effective and reliable.
Description
Technical field
It is especially a kind of to be used to detect two in measured workpiece the present invention relates to a kind of detection means of Form and position error and method
Inclined hole import and the detection means and method of both sides export center registration.
Background technology
In modern automation control development field, using electric signal as voltage input, have it is efficient, simple and direct, it is characterized in that having
Imitate, be reliable and general, by the various forms such as short range, long-range, wired, controlled in wireless, possessing high science, practical value,
Through obtaining a wide range of applications, especially in high-tech area, it is in a leading position in terms of scientific technological advance and core status.
Electric signal is converted into mechanical signal by magnetic field and exported, so as to realize that every mechanical movement belongs to the technology at tip,
It is related to the amplification and conversion of electric signal.What the performance of amplification and conversion, quality and efficiency reflected is the height of scientific and technological level and ability
It is low.Should anti-stop signal decay and distortion, prevent again conversion after machinery output failure.
Representative products of the system as switching mechanism, from the input of electric signal, mechanical signal is converted into through magnetic field, finally
In the form of hydraulic power export, complete by electricity, magnetic, machine, liquid transfer process.Wherein hydraulic power can realize multistage amplification.This is
The core of system is exactly " electricity-magnetic-machine " transfer process of the first order, and the structure for realizing the function is pilot stage part.
The output of welding system on workpiece, the input of second line of a couplet hydraulic pressure amplifying stage.Such as Fig. 1, shown in 2,3, workpiece is by two cylindrical groups
Into step circles cylindricality is presented, partial shape shape is machined with the outside of large cylindrical.The inclined hole of two very littles is designed with workpiece, two inclined holes
The line of centres is parallel with the flat horizontal surface of large cylindrical.What import was presented at the two of workpiece upper surface is elliptical shape, and two is oval
Edge is tangent, and point of contact is located at upper surface center.Nozzle is under the action of a magnetic force, swing, workpiece to be produced around positioning supporting point
Remain static and two inclined hole while receive the high pressure liquid stream of nozzle injection, two cavity pressures balance, system locates without output
In zero-bit state.One inclined hole of the high pressure liquid stream deviation workpiece that nozzle oscillation projects, two chambers control pressure difference change, system
Produce output.The direction of nozzle oscillation and the registration of the import and export line of centres of the inclined hole of workpiece two (presentation actually oval),
The functional relation between the displacement of valve element and the setting input of system is directly influenced, registration parameter directly affects the property of system
Can, especially two inclined hole imports of workpiece upper surface.It it requires that two couple of workpiece inclined hole imports and exports the registration ＜ at center
0.05。
The content of the invention
The present invention is to solve the detection technique problem of two inclined hole imports and both sides export center registration in measured workpiece,
The intersecting aperture coplane degree detection means of one kind two and method are provided.
To achieve the above object, the technical scheme is that：The intersecting aperture coplane degree detection means of one kind two, including inspection
Tool, light microscope, the cubing are made up of cuboid, housing screw, correcting plate, cover plate, fixing screws, the cuboid
Upper surface center is provided with the stepped hole of installation measured workpiece, and cuboid lower surface is provided with what is communicated with installing the hole of measured workpiece
Screwed hole, housing screw is rotary with screwed hole, cuboid front end face is in asymmetric trapezoidal shape, right to measured workpiece two for realizing
The direction calibration of inclined hole, to appear the import and export position of the inclined hole of workpiece two and examinations；Cover plate is coordinated by fixing screws and connected
Be connected on the end face of the stepped hole of installation measured workpiece, when housing screw head on when measured workpiece moves up realized by cover plate it is spacing；
Before measured workpiece is fixed, the calibration plate is connected on the front end positioning reference plane of cover plate, for calibrating measured workpiece
Inclined hole direction.
The asymmetric trapezoidal shape of cuboid front end face by one apart from the median plane 0.2mm of stepped hole, depth 8mm it is flat
Row face and one are formed from parallel surface lower end to cuboid front end face and with the median plane of stepped hole in the inclined-plane at 51 ° of angles.
The length of the profile of the cuboid is 25mm × 22mm × 15mm；The macropore size on the stepped hole top
ForIts depth is 2.6mm, and the orifice size of bottom is φ 3.3mm, its depth 4.6mm；The screwed hole is
M6, depth ＞ 15.5mm.
The housing screw is the screw of cross recess；The cover plate is logical with being transversely provided with two on cuboid mating connection face
Hole, the centre coordinate position of the through hole are consistent with two screws on cuboid.
The calibration plate is cuboid, and the lateral middle of cuboid is machined with a skewed slot, the flatness of the side plane of skewed slot two
≮ 0.002, gradient ≮ 0.002 of skewed slot bottom surface and two side planes.
The intersecting aperture coplane degree detection method of one kind two, it is characterised in that comprise the following steps：
1) installation of measured workpiece
The upper surface that cover plate is attached to cuboid is permanently fixed with fixing screws, and housing screw is screwed in the spiral shell of cuboid
In pit；The upper surface of workpiece is loaded into cubing towards cover plate, the locality of workpiece is positioned using calibration plate, then adjustment pressure
Tight screw withstands measured workpiece, then starts and adjusts light microscope；
2) detection of measured workpiece
Step 1：Set X-direction spacing in the detection platform of light microscope；
Step 2：Cover plate upward, makes the complete face of length direction of cuboid top spacing, adjusts eyepiece and focal length；
On the basis of step 3, the X for detecting an import elliptical center, Y-direction coordinate position, another import ellipse is detected
Center and the Y-direction offset of benchmark, detect distance≤0.01 in the X-direction of two oval the tangent；
Step 4：90 ° are overturn to the right, makes the complete face of length direction of cuboid top spacing, adjust focal length and horizontal direction
Mobile cubing, detects one outlet elliptical center and the Y-direction offset of benchmark；
Step 5：180 ° of upset, makes the complete face of length direction of cuboid top spacing, and adjustment focal length detects another and gone out
The Y-direction offset of mouth elliptical center and benchmark；
Step 6：Four data of detection are collected, judge the Degree of quality conformance of measured workpiece.
Beneficial effects of the present invention：
The present invention can fast, intuitively obtain the technical parameter of " workpiece ", to judge the accordance of workpiece quality.Jet system
Subordination is widely used in the product of high, precision and frontier, high-tech area, with high content of technology, value costliness.The function of system mainly by
Two-stage forms, and the signal conversion and the power amplification of the second level of the first order, what amplification power amplification can be set again, so that system
Power output be can control up to the tens, executing agency of kiloton up to a hundred, even upper.The function of " workpiece " be exactly system signal conversion and
The linking link of hydraulic power amplification.Its significance level is the realization of translation function and effective output of hydraulic power, bears and holds
On open under effect, be system complete function significant process link.Design of part is simple but difficulty of processing is very big, effectively reliable
Detection be not only beneficial to the monitoring of quality, and be advantageous to the analysis of technique, improve.
Structure of the detecting device of the invention is simple, compact, practical, low manufacture cost, detects data validity and reliable journey
Degree is high, is advantageous to the analysis and judgment of workpiece performance, so as to be laid the foundation to improve performance, the index of product.
The detection method of the present invention is after workpiece is loaded into cubing, to be detected by light microscope, detects two inclined holes
In the oval import center superposition degree of upper surface and tangent situation, two inclined holes oval export center on the end face of both sides is detected
Degrees of data is overlapped, is compared differentiation.With the detection method and cubing, can be accurately detected by means of light microscope,
The import and export the center displacement parameter of two pairs of inclined holes in workpiece is obtained, it is effective and reliable.And it is simple, clear, conveniently, easily grasp.
Brief description of the drawings
Fig. 1 is the structure sectional view of measured workpiece；
Fig. 2 is Fig. 1 left view；
Fig. 3 is Fig. 1 top view；
Fig. 4 is the two intersecting inclined hole coplane degree structure of the detecting device front views of the present invention；
Fig. 5 is Fig. 4 left view；
Fig. 6 is Fig. 4 right view；
Fig. 7 is Fig. 4 top view.
Embodiment
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figures 4 to 7, the intersecting aperture coplane degree detection means of one kind two, including cubing, light microscope, cubing
It is made up of cuboid 1, housing screw 2, correcting plate 3, cover plate 4, fixing screws 5, the upper surface center of cuboid 1 is provided with installation quilt
The stepped hole of workpiece 6 is surveyed, the lower surface of cuboid 1 is provided with the screwed hole communicated with installing the hole of measured workpiece 6, screwed hole inward turning
There is housing screw 2, the front end face of cuboid 1 is in asymmetric trapezoidal shape, for realizing the direction school to 6 two pairs of inclined holes of measured workpiece
Standard, to appear the import and export position of the inclined hole of workpiece two and examinations；Cover plate 4 is connected in installation quilt by fixing screws 5
Survey on the end face of the stepped hole of workpiece 6, when housing screw 2 head on when measured workpiece 6 moves up realized by cover plate 4 it is spacing；Tested work
Before part 6 is fixed, calibration plate 3 is connected on the front end positioning reference plane of cover plate 4, for calibrating the inclined hole of measured workpiece 6
Direction.
The concrete structure of the detection means of the present invention is as follows：
The profile of cuboid 1 is 25 × 22 × 15 (hereinafter referred to as length, unit are all mm), long × high both ends of the surface
Center has two die cavities communicated.Side end face center is designed with stepped hole, the macropore size on topIts depth
2.6, the orifice size φ 3.3 of bottom, its depth 4.6.Opposite side end face center is M6 screwed hole, depth ＞ 15.5；It is rectangular
A part for body 1 needs to cut off, and similar to asymmetric trapezoidal shape (referring to accompanying drawing 5,6), concrete position is and height side cut-out
To it is parallel, from length × high end face stepped hole center line down 0.2 it is parallel from cut 8, be then converted into 51 ° and cut out；Excision is not
Left after symmetric trapezium shape on the end face of nearly half of stepped hole, it is necessary to process two screws, the line of centres and the otch of screw are put down
OK；
Housing screw 2 is the screw that one end is designed with cross recess, state of the fixed workpiece in cubing；
Cover plate 4 is the benchmark and spacing that measured workpiece loads after cubing, is coordinated with cuboid 1, the size of the mating surface of cover plate 4
It is consistent with the mating surface of cuboid 1.Mating surface transverse design two through hole, the centre coordinate position of its through hole is the same as on cuboid 1
Two screws are consistent, are permanently fixed with two fixing screws 5.The plane of face equidirectional is cut off after fixation with cuboid 1, it is necessary to ensure that
Flush, this plane of cover plate 4 is the positioning datum of calibration plate 3.
Calibration plate 3 is also cuboid, and the lateral middle of cuboid processes a skewed slot, the flatness of the side plane of skewed slot two ≮
0.002, gradient ≮ 0.002 of skewed slot bottom surface and two side planes.Ensure flatness and the gradient requirement of calibration plate 3, can
Enough implement the adjustment of the inclined hole line of centres of workpiece, meet the testing requirements of cubing, calibration plate 3 removes after measured workpiece is fixed.
The intersecting aperture coplane degree detection method of one kind two, comprises the following steps：
1) installation of measured workpiece
The upper surface fixing screws 5 that cover plate 4 is attached to cuboid 1 are permanently fixed, and housing screw 2 is screwed in into cuboid
In 1 screwed hole；The upper surface of measured workpiece 6 is loaded into cubing towards cover plate 4, the position of measured workpiece 6 is positioned using calibration plate 3
Direction is put, housing screw 2 is then adjusted and withstands measured workpiece 6, then starts and adjusts light microscope；
2) detection of measured workpiece
Step 1：Set X-direction spacing in the detection platform of light microscope；
Step 2：Cover plate 4 upward, makes the complete face of length direction of cuboid 1 top spacing, adjusts eyepiece and focal length；
On the basis of step 3, the X for detecting an import elliptical center, Y-direction coordinate position, another import ellipse is detected
Center and the Y-direction offset of benchmark, detect distance≤0.01 in the X-direction of two oval the tangent；
Step 4：90 ° are overturn to the right, makes the complete face of length direction of cuboid 1 top spacing, adjust focal length and level side
To mobile cubing, one outlet elliptical center and the Y-direction offset of benchmark are detected；
Step 5：180 ° of upset, makes the complete face of length direction of cuboid 1 top spacing, and adjustment focal length detects another and gone out
The Y-direction offset of mouth elliptical center and benchmark；
Step 6：Four data of detection are collected, judge the Degree of quality conformance of measured workpiece 6.
Claims (4)
1. the intersecting aperture coplane degree detection means of one kind two, including cubing, light microscope, it is characterised in that：The cubing by
Cuboid (1), housing screw (2), correcting plate (3), cover plate (4), fixing screws (5) composition, the upper surface center of cuboid (1)
Stepped hole provided with installation measured workpiece (6), cuboid (1) lower surface are provided with what is communicated with the hole of installation measured workpiece (6)
Screwed hole, housing screw (2) is rotary with screwed hole, cuboid (1) front end face is in asymmetric trapezoidal shape, for realizing to being tested work
The direction calibration of (6) two pairs of inclined holes of part, to appear the import and export position of the inclined hole of workpiece two and examinations；Cover plate (4) passes through solid
Determine screw (5) to be connected on the end face of the stepped hole of installation measured workpiece (6), when housing screw (2) heads on measured workpiece
(6) realized when moving up by cover plate (4) spacing；Before measured workpiece (6) is fixed, correcting plate (3) is connected before cover plate (4)
Hold on positioning reference plane, for calibrating the inclined hole direction of measured workpiece (6)；Cuboid (1) front end face it is asymmetric trapezoidal
Shape by one apart from the median plane 0.2mm of stepped hole, depth 8mm parallel surface and one from parallel surface lower end to cuboid before
End face is simultaneously formed with the median plane of stepped hole in the inclined-plane at 51 ° of angles；The length of cuboid (1) profile be 25mm ×
22mm×15mm；The macropore size on the stepped hole top is the mm of φ 4, its depth is 2.6 mm, and the orifice size of bottom is φ
3.3 mm, its depth 4.6 mm；The screwed hole is M6, the mm of depth ＞ 15. 5.
2. according to claim 1 two intersecting aperture coplane degree detection means, it is characterised in that：The housing screw (2)
For the screw of cross recess；Two through holes are transversely provided with the cover plate (4) and cuboid (1) mating connection face, the through hole
Two screws on the same cuboid in centre coordinate position (1) are consistent.
3. according to claim 1 two intersecting aperture coplane degree detection means, it is characterised in that：The correcting plate (3) is
Cuboid, the lateral middle of cuboid are machined with a skewed slot, and the flatness of the side plane of skewed slot two is not less than 0.002, skewed slot bottom surface
It is not less than 0.002 with the gradient of two side planes.
4. a kind of detection method of two intersecting aperture coplane degree detection means using described in claim any one of 1-3, it is special
Sign is, comprises the following steps：
1）The installation of measured workpiece
The upper surface that cover plate (4) is attached to cuboid (1) is permanently fixed with fixing screws (5), and housing screw (2) is screwed in and grown
In the screwed hole of cube (1)；The upper surface of measured workpiece (6) is loaded into cubing towards cover plate (4), positioned using correcting plate (3)
The locality of measured workpiece (6), then adjust housing screw (2) and withstand measured workpiece (6), then start and adjustment optics shows
Micro mirror；
2）The detection of measured workpiece
Step 1：Set X-direction spacing in the detection platform of light microscope；
Step 2：Cover plate (4) upward, makes the complete face of length direction of cuboid (1) top spacing, adjusts eyepiece and focal length；
Step 3, on the basis of the X of an import elliptical center, Y-direction coordinate position, detect another import elliptical center with
The Y-direction offset of benchmark, detect distance≤0.01 in the X-direction of two oval the tangent；
Step 4：90 ° are overturn to the right, makes the complete face of length direction of cuboid (1) top spacing, adjust focal length and horizontal direction
Mobile cubing, detects one outlet elliptical center and the Y-direction offset of benchmark；
Step 5：180 ° of upset, makes the complete face of length direction of cuboid (1) top spacing, and adjustment focal length detects another outlet
The Y-direction offset of elliptical center and benchmark；
Step 6：Four data of detection are collected, judge the Degree of quality conformance of measured workpiece (6).
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| CN201510796834.2A CN105241408B (en) | 2015-11-18 | 2015-11-18 | Two intersecting aperture coplane degree detection means and method |
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| CN201510796834.2A CN105241408B (en) | 2015-11-18 | 2015-11-18 | Two intersecting aperture coplane degree detection means and method |
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| CN105241408B true CN105241408B (en) | 2017-11-17 |
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| CN106017373B (en) * | 2016-02-01 | 2018-11-30 | 新兴重工湖北三六一一机械有限公司 | A kind of bell housing basin mouth, end face run-out detection device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202339176U (en) * | 2011-12-13 | 2012-07-18 | 晋西铁路车辆有限责任公司 | Assistive device used for measuring distance between retaining ring center holes at two sides of bogie side frame |
| CN203642834U (en) * | 2013-12-30 | 2014-06-11 | 重庆机床(集团)有限责任公司 | Symmetry checking device for spatial intersection holes |
| CN205280008U (en) * | 2015-11-18 | 2016-06-01 | 上海衡拓液压控制技术有限公司 | Double -phase friendship aperture coplane degree detection device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3430991B2 (en) * | 1999-09-14 | 2003-07-28 | 株式会社デンソー | Auxiliary tool for hole position measurement |
| JP5238322B2 (en) * | 2008-03-28 | 2013-07-17 | 株式会社トプコン | Ball shape measuring device |
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2015
- 2015-11-18 CN CN201510796834.2A patent/CN105241408B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202339176U (en) * | 2011-12-13 | 2012-07-18 | 晋西铁路车辆有限责任公司 | Assistive device used for measuring distance between retaining ring center holes at two sides of bogie side frame |
| CN203642834U (en) * | 2013-12-30 | 2014-06-11 | 重庆机床(集团)有限责任公司 | Symmetry checking device for spatial intersection holes |
| CN205280008U (en) * | 2015-11-18 | 2016-06-01 | 上海衡拓液压控制技术有限公司 | Double -phase friendship aperture coplane degree detection device |
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