CN105783850A - Inter-hole coaxiality error detection device - Google Patents
Inter-hole coaxiality error detection device Download PDFInfo
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- CN105783850A CN105783850A CN201610292642.2A CN201610292642A CN105783850A CN 105783850 A CN105783850 A CN 105783850A CN 201610292642 A CN201610292642 A CN 201610292642A CN 105783850 A CN105783850 A CN 105783850A
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- gauge head
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- cubing
- bracing frame
- supporting rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
- G01B21/24—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes for testing alignment of axes
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to an inter-hole coaxiality error detection device, belongs to the technical field of machining and detection, and solves the problems in the prior art that the inter-hole coaxiality detection device is low in detection precision and poor in flexibility. The detection device comprises a base which is provided with a through hole, more than three reference pillars which are fixed at the edge of the base, a rotating hand wheel which is installed in the through hole of the base, a detection tool supporting frame which is fixed at the edge of the through hole of the base, a first positioning support rod and a second positioning support rod which are respectively arranged at the lower part of the external wall of the detection tool supporting frame, a detection head support which is fixed at the top end of the detection tool supporting frame and is provided with a detection head slide groove, a detection head fixing member which is arranged in the detection head slide groove, and an inductance instrument detection head which is fixed on the detection head fixing member. The detection device is simple in structure, convenient to operate, high in measurement precision and great in flexibility and can perform high-precision detection on coaxiality error of internal holes of components anytime and anywhere so that the detection device has wide application prospect in the field of large machining and detection.
Description
Technical field
The invention belongs to machining and detection technique field, be specifically related to coaxiality error detecting device between a kind of hole, be particularly suited for axiality between detection super spare parts endoporus.
Background technology
In production practices, in order to assemble needs, often requiring that laying respectively at the holes being parallel to each other on two plates is positioned on same axis, particularly with the equipment of high-precision requirement, the axiality between hole requires extremely strict.Country's machinery industry standard " detection of JBT7557-1994 coaxiality error " describes two kinds of coaxiality error detection methods being applicable to hollow part and device.One is collimation method (aiming method), its detecting device includes laser collimator and target, but collimation method need to adopt different supporters according to the difference of measured bore diameter when detection, the center of target is made to overlap with the center of circle of measured bore, this operating process is loaded down with trivial details, and the registration accuracy in pinwheel and the measured bore center of circle is difficult to ensure that, affect the measuring accuracy of coaxiality error the most at last.Another kind is three coordinate methods, and its detecting device is three coordinate measuring machine, but three coordinate method detections are by overall dimensions and heavily quantitative limitation, and super spare parts tends not to detect on three coordinate measuring machine；Three coordinate measuring machine is large-scale detecting device, it is impossible at will move, and can not super spare parts be detected whenever and wherever possible；And detect between endoporus with three coordinate methods axiality time, require that endoporus has sufficiently long range in the axial direction, now three coordinate measuring machine can simulate the axis of endoporus exactly, when endoporus length in the axial direction very in short-term, the matching certainty of measurement of three coordinate methods is difficult to ensure that.
nullFor solving the problems referred to above，Chinese patent discloses a kind of axiality detection device (publication number 104048586A)，Whether this detecting device is qualified for the axiality detecting the first relative hole of a workpiece and the second hole，This device includes a positioning rod and and measures bar，Location bar includes a head，Head front end is provided with a cone shape location division，Location bar is provided with a through hole vertically，Measure bar axially slidably through the through hole of this location bar，The front end measuring bar is provided with the gauge head that a diameter is slightly less than the diameter in this second hole，During detection，The front end of location division of location bar is stretched into this first hole and makes the conical surface of location division of this location bar support the hole wall in this first hole，Make gauge head towards this second hole，Slide this measurement bar，If gauge head can extend into the second hole of this second plate，Then the axiality in the first hole and the second hole is qualified，Otherwise，The axiality in the first hole and the second hole is defective.But this detection method accuracy of detection is still on the low side, and testing result exists deviation, it is impossible to the axiality difference between two endoporus of real reaction, and very flexible, if the first hole varying aperture, just cannot regulate.
Summary of the invention
Present invention aim to address that axiality detection device accuracy of detection between prior art mesopore is low, the technical problem of very flexible, it is provided that coaxiality error detecting device between a kind of hole.
This invention address that the technical scheme that above-mentioned technical problem is taked is as follows.
Coaxiality error detecting device between hole, including base, more than three benchmark pillar, rotation hand wheel, cubing bracing frame, the first location supporting rod, the second location supporting rod, gauge head support, gauge head fixture and inductance instrument gauge head；
Described base is provided with through hole；
Described benchmark pillar is fixed on the edge of base, and the end face of all benchmark pillars is in approximately the same plane A；
Described cubing bracing frame is fixed on the edge of through hole of base；
Described rotation hand wheel is arranged in the through hole of base, and coaxial with cubing bracing frame；
Described first location supporting rod and the second location supporting rod are orthogonal, it is separately positioned on the bottom of cubing bracing frame outer wall, all with cubing bracing frame threaded engagement, and pass through nut check, and first location supporting rod and the second location supporting rod be each perpendicular to the central shaft of cubing bracing frame, the vertical dimension of the first location supporting rod and the second positioning support rod-to-flat plate A is equal；
Described gauge head support is fixed on the top of cubing bracing frame, and gauge head support is provided with gauge head sliding tray；
Described gauge head fixture is arranged in gauge head sliding tray, and inductance instrument gauge head is fixed on gauge head fixture and parallel with the first location supporting rod, and inductance instrument gauge head moves and positions along the central axis direction of cubing bracing frame with gauge head fixture in gauge head sliding tray；
The central shaft of described first location supporting rod, inductance instrument gauge head and cubing bracing frame is coplanar, and this plane is perpendicular to plane A.
Further, described benchmark pillar coordinates with whorl of base.
Further, described base is disk, through hole centered by the through hole of base.
Further, described cubing bracing frame is round tube, and cubing bracing frame is coaxial with base.
Further, described benchmark pillar is three, and is uniformly distributed along the circumference.
Further, described inductance instrument gauge head is fixed on gauge head fixture by holding screw.
Further, described gauge head fixture is sleeve.
Further, described gauge head fixture is positioned by holding screw in gauge head sliding tray.
Further, described chassis, cubing bracing frame and gauge head support are one-body molded.
Compared with prior art, beneficial effects of the present invention:
Between hole of the present invention, coaxiality error detecting device solves a detection difficult problem for coaxiality error between super spare parts endoporus, also provides new approach for the detection of coaxiality error between medium and small inner bore of part.The features such as the detecting device of the present invention has simple in construction, simple operation, certainty of measurement is high, motility is good, can whenever and wherever possible to part, particularly between the endoporus of super spare parts, coaxiality error carries out high precision test, ensure that the structural stability of the device needing equipment part and precision, possess wide application prospect in big machinery processing with detection field.
Accompanying drawing explanation
Fig. 1 be the present invention hole between the master of coaxiality error detecting device look cross-sectional view；
Fig. 2 be Fig. 1 hole between the left view of coaxiality error detecting device；
Fig. 3 be Fig. 1 hole between the top view of coaxiality error detecting device；
Fig. 4 is the structural representation of part to be measured；
In figure, 1, base, 2, benchmark pillar, 3, rotation hand wheel, 4, cubing bracing frame, 5, the first location supporting rod, the 6, second location supporting rod, 7, gauge head support, 7-1, gauge head sliding tray, 8, gauge head fixture, 9, inductance instrument gauge head, the 10, first endoporus, the 11, second endoporus.
Detailed description of the invention
The present invention is further illustrated below in conjunction with accompanying drawing 1-4.
As Figure 1-3, between the hole of the present invention, coaxiality error detecting device includes the benchmark pillar 2 of base more than 1, three, rotation hand wheel 3, cubing bracing frame the 4, first location supporting rod the 5, second location supporting rod 6, gauge head support 7, gauge head fixture 8 and inductance instrument gauge head 9.
Wherein, base 1 is disc-shaped structure, and base 1 is provided with central through hole.Rotation hand wheel 3 is arranged in the central through hole of base 1, and coordinates with the inner thread of central through hole, and rotation hand wheel 3 drives base 1 to rotate with the central shaft of rotation hand wheel 3 for axle.
Benchmark pillar 2 is fixed on the edge of upper work surface of base 1, and owing to being easy to regulate, fixed form is generally adopted benchmark pillar 2 and base 1 threaded engagement.The quantity of benchmark pillar 2 is generally three, and is uniformly distributed along the circumference, and the end face of all benchmark pillars 2 is in approximately the same plane A.The material of benchmark pillar 2 can select politef.
Cubing bracing frame 4 is round tube, coaxial with base 1, and is perpendicular to plane A, requires that the error of perpendicularity is within 0.01mm during practical application.The material of cubing bracing frame 4 can select 2A12 aluminium alloy.
First location supporting rod 5 and the second location supporting rod 6 are separately fixed at the bottom of cubing bracing frame 4 outer wall and are each perpendicular to the central shaft of cubing bracing frame 4, namely arrange along the radial direction of cubing bracing frame 4, owing to the internal diameter in the hole of different parts is likely to difference, therefore fixed form is generally adopted threaded engagement, and by nut check (nut is against the outer wall of cubing bracing frame 4), it is simple to regulate the length of the first location supporting rod 5 and the second location supporting rod 6.First location supporting rod 5 and the second location supporting rod 6 are orthogonal, error is within 10 ', and both are equal to the vertical dimension of plane A, error is within 0.01mm, to guarantee in detection process, along with the rotation of rotation hand wheel 3, the track that the first location supporting rod 5 and the second location supporting rod 6 are passed by is on the same circular section in detection hole.First location supporting rod 5 and the second location supporting rod 6 material can also select 2A12 aluminium alloy.
Gauge head support 7 is fixed on the top of cubing bracing frame 4, and gauge head support 7 is provided with gauge head sliding tray 7-1, and gauge head support 7 is generally parallel to the central shaft of cubing bracing frame 4.The material of gauge head support 7 can also select 2A12 aluminium alloy.
Gauge head fixture 8 is arranged in gauge head sliding tray 7-1, inductance instrument gauge head 9 is fixed on gauge head fixture 8 and parallel with the first location supporting rod 5, inductance instrument gauge head 9 moves with gauge head fixture 8 central axis direction along cubing bracing frame 4 in gauge head sliding tray 7-1, and gauge head fixture 8 is positioned by holding screw；Gauge head fixture 8 can be generally gauge head sleeve, and inductance instrument gauge head 9 is fixed in gauge head sleeve by holding screw.
In the detecting device of the present invention, chassis 1, cubing bracing frame 4 and gauge head support 7 (including gauge head sliding tray 7-1) can be one-body molded.
The central shaft of the first location supporting rod 5, inductance instrument gauge head 9 and cubing bracing frame 4 is coplanar, and this plane is perpendicular to plane A, allows the error of perpendicularity in actual application within 0.01mm.
For the part to be measured of Fig. 4, illustrate that the detecting device of the present invention using method when detecting axiality between hole is as follows:
nullThe end face of benchmark pillar 2 is abutted against on the end face of the first endoporus 10，Make the central shaft of cubing bracing frame 4 and the central shaft conllinear of the first endoporus 10，By regulating the first location supporting rod 5 and the second location supporting rod 6，Make the radius of arc radius and the first endoporus 10 formed by the first location supporting rod 5 and the outer end points of the second location supporting rod 6 consistent，First location supporting rod 5 and the second location supporting rod 6 are leaned against the inwall of the first endoporus 10，And first location supporting rod 5 and the second location supporting rod 6 equal to the vertical dimension of plane A，Inductance instrument gauge head 9 stretches in the second endoporus 11 through part to be measured，The circular section of the second endoporus 11 measured is selected by slip gauge head fixture 8，Rotate 3 one circumference of rotation hand wheel，The track that first location supporting rod 5 and the second location supporting rod 6 are passed by is just in the same circular section of the first endoporus 10，Inductance instrument gauge head 9 is same passes by a cross section at the second endoporus 11，The data measured by inductance instrument gauge head 9 may determine that the axiality of two endoporus and concrete offset distance.In order to improve precision, it is possible to slip gauge head fixture 8 selects multiple circular sections of the second endoporus 11 to measure one by one.
Claims (9)
1. coaxiality error detecting device between hole, it is characterized in that, including base (1), more than three benchmark pillar (2), rotation hand wheel (3), cubing bracing frame (4), the first location supporting rod (5), the second location supporting rod (6), gauge head support (7), gauge head fixture (8) and inductance instrument gauge head (9)；
Described base (1) is provided with through hole；
Described benchmark pillar (2) is fixed on the edge of base (1), and the end face of all benchmark pillars (2) is in approximately the same plane A；
Described cubing bracing frame (4) is fixed on the edge of through hole of base (1)；
Described rotation hand wheel (3) is arranged in the through hole of base (1), and coaxial with cubing bracing frame (4)；
Described first location supporting rod (5) and the second location supporting rod (6) are orthogonal, it is separately positioned on the bottom of cubing bracing frame (4) outer wall, all with cubing bracing frame (4) threaded engagement, and pass through nut check, and first location supporting rod (5) and the second location supporting rod (6) be each perpendicular to the central shaft of cubing bracing frame (10), the first location supporting rod (5) and the second location supporting rod (6) are equal to the vertical dimension of plane A；
Described gauge head support (7) is fixed on the top of cubing bracing frame (4), and gauge head support (7) is provided with gauge head sliding tray (7-1)；
Described gauge head fixture (8) is arranged in gauge head sliding tray (7-1), it is upper and parallel with the first location supporting rod (5) that inductance instrument gauge head (9) is fixed on gauge head fixture (8), and inductance instrument gauge head (9) moves and positions along the central axis direction of cubing bracing frame (4) with gauge head fixture (8) in gauge head sliding tray (7-1)；
The central shaft of described first location supporting rod (5), inductance instrument gauge head (9) and cubing bracing frame (4) is coplanar, and this plane is perpendicular to plane A.
2. coaxiality error detecting device between hole according to claim 1, it is characterised in that described benchmark pillar (2) and base (1) threaded engagement.
3. coaxiality error detecting device between hole according to claim 1, it is characterised in that described base (1) is disk, through hole centered by the through hole of base (1).
4. coaxiality error detecting device between hole according to claim 1, it is characterised in that described cubing bracing frame (4) is round tube, cubing bracing frame (4) is coaxial with base (1).
5. coaxiality error detecting device between hole according to claim 1, it is characterised in that described benchmark pillar (2) is three, and is uniformly distributed along the circumference.
6. coaxiality error detecting device between hole according to claim 1, it is characterised in that described inductance instrument gauge head (9) is fixed on gauge head fixture (8) by holding screw.
7. coaxiality error detecting device between the hole according to claim 1 or 6, it is characterised in that described gauge head fixture (8) is sleeve.
8. coaxiality error detecting device between hole according to claim 1, it is characterised in that described gauge head fixture (8) is positioned by holding screw in gauge head sliding tray (7-1).
9. coaxiality error detecting device between hole according to claim 1, it is characterised in that described chassis (1), cubing bracing frame (4) and gauge head support (7) are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292642.2A CN105783850A (en) | 2016-05-05 | 2016-05-05 | Inter-hole coaxiality error detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292642.2A CN105783850A (en) | 2016-05-05 | 2016-05-05 | Inter-hole coaxiality error detection device |
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| Publication Number | Publication Date |
|---|---|
| CN105783850A true CN105783850A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610292642.2A Pending CN105783850A (en) | 2016-05-05 | 2016-05-05 | Inter-hole coaxiality error detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144212A (en) * | 2017-06-22 | 2017-09-08 | 西安爱生技术集团公司 | A kind of unmanned vehicle engine collar dimensions, geometric error detection means |
| CN110274555A (en) * | 2019-07-24 | 2019-09-24 | 晶科能源有限公司 | A kind of concentricity detection tool and method |
| CN110567427A (en) * | 2019-09-30 | 2019-12-13 | 潍柴动力股份有限公司 | non-coaxiality detection system, method and processing device |
| CN111024024A (en) * | 2019-12-18 | 2020-04-17 | 晋西车轴股份有限公司 | Measuring tool |
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|---|---|---|---|---|
| SU1408212A1 (en) * | 1986-12-18 | 1988-07-07 | Войсковая Часть 11284 | Device for checking axial alignment of two holes |
| CN101413778A (en) * | 2008-10-08 | 2009-04-22 | 上海微电子装备有限公司 | Axiality detection device |
| CN102494595A (en) * | 2011-12-29 | 2012-06-13 | 南车洛阳机车有限公司 | Coaxiality detection apparatus |
| CN103322890A (en) * | 2013-06-27 | 2013-09-25 | 林全忠 | Concentricity gauge |
| CN103322891A (en) * | 2013-06-27 | 2013-09-25 | 林全忠 | Method for detecting coaxiality of machine body |
| CN105258623A (en) * | 2015-09-02 | 2016-01-20 | 宁夏共享精密加工有限公司 | Special-purpose tool for measuring coaxiality of inner bore and using method thereof |
| CN204988266U (en) * | 2015-10-15 | 2016-01-20 | 广西玉柴机器股份有限公司 | Location frock of jar bore deformation measuring apparatu |
| CN205209421U (en) * | 2015-09-02 | 2016-05-04 | 宁夏共享精密加工有限公司 | Measure specialized tool of hole axiality |
-
2016
- 2016-05-05 CN CN201610292642.2A patent/CN105783850A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1408212A1 (en) * | 1986-12-18 | 1988-07-07 | Войсковая Часть 11284 | Device for checking axial alignment of two holes |
| CN101413778A (en) * | 2008-10-08 | 2009-04-22 | 上海微电子装备有限公司 | Axiality detection device |
| CN102494595A (en) * | 2011-12-29 | 2012-06-13 | 南车洛阳机车有限公司 | Coaxiality detection apparatus |
| CN103322890A (en) * | 2013-06-27 | 2013-09-25 | 林全忠 | Concentricity gauge |
| CN103322891A (en) * | 2013-06-27 | 2013-09-25 | 林全忠 | Method for detecting coaxiality of machine body |
| CN105258623A (en) * | 2015-09-02 | 2016-01-20 | 宁夏共享精密加工有限公司 | Special-purpose tool for measuring coaxiality of inner bore and using method thereof |
| CN205209421U (en) * | 2015-09-02 | 2016-05-04 | 宁夏共享精密加工有限公司 | Measure specialized tool of hole axiality |
| CN204988266U (en) * | 2015-10-15 | 2016-01-20 | 广西玉柴机器股份有限公司 | Location frock of jar bore deformation measuring apparatu |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144212A (en) * | 2017-06-22 | 2017-09-08 | 西安爱生技术集团公司 | A kind of unmanned vehicle engine collar dimensions, geometric error detection means |
| CN110274555A (en) * | 2019-07-24 | 2019-09-24 | 晶科能源有限公司 | A kind of concentricity detection tool and method |
| CN110567427A (en) * | 2019-09-30 | 2019-12-13 | 潍柴动力股份有限公司 | non-coaxiality detection system, method and processing device |
| CN110567427B (en) * | 2019-09-30 | 2021-05-18 | 潍柴动力股份有限公司 | Non-coaxiality detection system, method and processing device |
| CN111024024A (en) * | 2019-12-18 | 2020-04-17 | 晋西车轴股份有限公司 | Measuring tool |
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Application publication date: 20160720 |