CN109373873A - A kind of coaxiality check fixture - Google Patents
A kind of coaxiality check fixture Download PDFInfo
- Publication number
- CN109373873A CN109373873A CN201811288644.XA CN201811288644A CN109373873A CN 109373873 A CN109373873 A CN 109373873A CN 201811288644 A CN201811288644 A CN 201811288644A CN 109373873 A CN109373873 A CN 109373873A
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- China
- Prior art keywords
- bottom plate
- check fixture
- rotation axis
- scalable
- column
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention belongs to the technical fields of coaxiality detecting tool, specifically disclose a kind of coaxiality check fixture, including bottom plate, two fiducials and measurement component, two fiducials are oppositely arranged, the bottom plate is equipped with sliding rail, two fiducials include pedestal, scalable mounting post, the mounting base and two bearings of two U-typeds, the pedestal is slideably positioned on sliding rail, the scalable mounting post is set to pedestal top, the mounting base of two U-typeds is set to side by side at the top of scalable mounting post, one bearing is respectively installed in the mounting base of two U-typeds, the bearing rotational installation is in the mounting base of U-typed, it is formed between two bearings with the support slot for placing part to be measured.The coaxiality check fixture can and accurate adjustment two fiducial the distance between convenient according to different parts to be measured and any one fiducial and height, using more convenient, applicability is more preferable.
Description
Technical field
The invention belongs to the technical fields of coaxiality detecting tool, and in particular to a kind of coaxiality check fixture.
Background technique
The consistency of axial workpiece coaxiality of inner hole is to measure a major criterion of axial workpiece precision, for inside and outside circle
There is the part of installation function demand, otherwise coaxiality error must will affect transmission agency and use the longevity in a certain range
Life.And existing coaxiality check fixture is poor for applicability, it is difficult to convenient according to different parts to be measured and accurate adjustment fiducial
The distance between height and two fiducials, it is inconvenient for use.
Summary of the invention
For deficiency above-mentioned in the prior art, the present invention provides a kind of coaxiality check fixture, and the coaxiality check fixture can be with
And accurate adjustment two fiducial the distance between convenient according to different parts to be measured and any one fiducial
And height, using more convenient, applicability is more preferable.
In order to achieve the above object, the solution that the present invention uses is: a kind of coaxiality check fixture, including bottom plate, two
Fiducial and measurement component, two fiducials are oppositely arranged, and the bottom plate is equipped with sliding rail, two benchmark groups
Part includes that pedestal, scalable mounting post, the mounting base of two U-typeds and two bearings, the pedestal are slideably positioned in sliding rail
On, the scalable mounting post is set to pedestal top, and the mounting base of two U-typeds is set to scalable installation capital side by side
Portion, respectively installs a bearing in the mounting base of two U-typeds, and the bearing rotational installation is in the mounting base of U-typed, and two
It is formed between a bearing with the support slot for placing part to be measured；The measurement component includes retractable supports column and dial gauge,
The retractable supports column is set on the bottom plate and is located at sliding rail one end, and the dial gauge is set to retractable supports top end.
Further, the scalable mounting post includes sleeve column, telescopic mast and rotation axis, and the lower part of the telescopic mast is arranged
In in sleeve column, one end rotation of the rotation axis is fixed on sleeve column with respect on an inner sidewall of two inner sidewalls, the rotation
The other end of axis passes through another inner sidewall of sleeve column with respect to two inner sidewalls and is located at the outside of sleeve column, and the rotation axis is located at
Fixing sleeve is equipped with gear on lateral wall inside sleeve column, and the telescopic mast is equipped with close to the one side wall of rotation axis and engages with gear
Teeth.
Further, the telescopic mast lateral wall is equipped with graduation mark.
Further, the outside that the rotation axis is located at sleeve column is equipped with anti-skid chequer.
Further, the retractable supports column is identical as scalable installation rod structure.
Further, the bottom plate is equipped with the graduation mark for measuring the distance between two fiducials.
Further, it is equipped with close to the side of bottom plate high scale line to mark block on the pedestal.
The beneficial effects of the present invention are:
Such coaxiality check fixture is when in use, first according between two fiducials of size adjusting of part to be measured
Distance, and adjustment fiducial height, the pedestal of two fiducials is mounted on the sliding rail of bottom plate, can be random
According to the distance between two fiducials of length adjustment of part to be measured, two fiducials are equipped with scalable mounting post,
When use can more convenient two centers of circle that concentricity need to be surveyed according to part to be measured difference in height adjust two fiducials
Height；Make the adjustment of cubing in entire measurement process more accurate and convenient in this way, is adapted to according to different parts to be measured
Property adjustment so that the applicability of cubing is stronger；After adjusting fiducial, in the height for adjusting measurement component, then will be to be measured
The both ends of part are individually placed on the support slot on fiducial top, and the pointer of dial gauge is protruded into the circular hole of part to be measured,
Part to be measured is rotated with hand again, determines whether the concentricity of part to be measured is qualified according to the pointer situation on dial gauge.
Detailed description of the invention
Fig. 1 is the overall structure diagram of coaxiality check fixture；
Fig. 2 is the schematic illustration of scalable mounting post；
In attached drawing:
1- bottom plate, 2- fiducial, 3- measure component, 4- sliding rail, 5- pedestal, the scalable mounting post of 6-, 7- mounting base, 8-
Bearing, 9- retractable supports column, 10- dial gauge, 11- sleeve column, 12- telescopic mast, 13- rotation axis, 14- gear, 15- anti-skid chequer,
16- is to mark block.
Specific embodiment
Below in conjunction with attached drawing, the invention will be further described:
As shown in attached drawing 1,2, the present invention provides a kind of coaxiality check fixture, including 1, two fiducial 2 of bottom plate and measurement
Component 3, two fiducials 2 are oppositely arranged, and the bottom plate 1 is equipped with sliding rail 4, and two fiducials 2 include
The mounting base 7 and two bearings 8 of 6, two pedestal 5, scalable mounting post U-typeds, the pedestal 5 are slideably positioned on sliding rail 4,
The scalable mounting post 6 is set to 5 top of pedestal, and the mounting base 7 of two U-typeds is set to scalable mounting post 6 side by side and pushes up
A bearing 8 is respectively installed in portion in the mounting base 7 of two U-typeds, and the rotational installation of bearing 8 is in the mounting base 7 of U-typed
On, it is formed between two bearings 8 with the support slot for placing part to be measured；The measurement component 3 includes 9 He of retractable supports column
Dial gauge 10, the retractable supports column 9 are set on bottom plate 1 and are located at 4 one end of sliding rail, and the dial gauge 10 is set to scalable branch
9 top of dagger.Such coaxiality check fixture when in use, first according to two fiducials 2 of size adjusting of part to be measured
The distance between, and the height of adjustment fiducial 2, the pedestal 5 of two fiducials 2 is mounted on to the sliding rail 4 of bottom plate 1
On, it can be arbitrarily according to the distance between two fiducials 2 of length adjustment of part to be measured, two fiducials 2 are equipped with can
Flexible mounting post 6, when in use can more convenient two centers of circle that concentricity need to be surveyed according to part to be measured difference in height tune
The height of whole two fiducials 2；Make the adjustment of cubing in entire measurement process more accurate and convenient in this way, according to difference
Part to be measured be adaptively adjusted so that the applicability of cubing is stronger；After adjusting fiducial 2, measurement component 3 is being adjusted
Height, then the both ends of part to be measured are individually placed on the support slot on 2 top of fiducial, and the pointer of dial gauge 10 is stretched
In the circular hole for entering part to be measured, then with hand part to be measured is rotated, the concentricity of part to be measured is determined according to the pointer situation on dial gauge 10
It is whether qualified.
As shown in attached drawing 1,2, the scalable mounting post 6 includes sleeve column 11, telescopic mast 12 and rotation axis 13, described flexible
The lower part of column 12 is sheathed in sleeve column 11, and one of sleeve column 11 with respect to two inner sidewalls is fixed in one end rotation of the rotation axis 13
On a inner sidewall, the other end of the rotation axis 13 passes through another inner sidewall of sleeve column 11 with respect to two inner sidewalls and is located at set
The outside of column 11, the rotation axis 13 are located at fixing sleeve on the lateral wall inside sleeve column 11 and are equipped with gear 14, the telescopic mast 12
One side wall close to rotation axis 13 is equipped with the teeth engaged with gear 14.Rotation axis 13 is rotated in this way, and rotation axis 13 is with tooth
14 rotation of wheel, gear 14 engages with the teeth on telescopic mast 12 so that telescopic mast 12 with the rotation of rotation axis 13 and on move down
Dynamic, such scalable design structure is simple, easy to use.
As shown in Fig. 1,12 lateral wall of telescopic mast is equipped with graduation mark.Observation fiducial 2 is easily facilitated in this way
Height adjustment make entire adjustment process more convenient and accurate.
As shown in Fig. 1, the outside that the rotation axis 13 is located at sleeve column 11 is equipped with anti-skid chequer 15.Setting is so that adjust in this way
Section process is more convenient.
As shown in Fig. 1, the retractable supports column 9 is identical as scalable 6 structure of mounting post.Such structure design letter
It is single, it is easy to use and accurate.
As shown in Fig. 1, the bottom plate 1 is equipped with the graduation mark for measuring the distance between two fiducials 2.This
Sample is arranged so that the adjusting of the distance between two fiducials 2 is more convenient and accurate.
As shown in Fig. 1, it is equipped with close to the side of 1 high scale line of bottom plate to mark block 16 on the pedestal 5.It is arranged so more
Add and is adjusted convenient for the distance between two fiducials 2.
The present invention is not limited to above-mentioned optional embodiment, anyone can obtain other shapes under the inspiration of the present invention
The product of formula, however, any variation is done in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution is within the scope of the present invention.
Claims (7)
1. a kind of coaxiality check fixture, it is characterised in that: including bottom plate, two fiducials and measurement component, two benchmark
Component is oppositely arranged, and the bottom plate is equipped with sliding rail, and two fiducials include pedestal, scalable mounting post, two
The mounting base of U-typed and two bearings, the pedestal are slideably positioned on sliding rail, and the scalable mounting post is set on pedestal
Portion, two U-typed mounting bases are set to side by side at the top of scalable mounting post, are respectively installed in the mounting base of two U-typeds
One bearing, the bearing rotational installation is in the mounting base of U-typed, and formation use places part to be measured between two bearings
Support slot；The measurement component includes retractable supports column and dial gauge, and the retractable supports column is set on the bottom plate and is located at
Sliding rail one end, the dial gauge are set to retractable supports top end.
2. coaxiality check fixture according to claim 1, it is characterised in that: the scalable mounting post includes sleeve column, stretches
The lower part of column and rotation axis, the telescopic mast is sheathed in sleeve column, and one end rotation of the rotation axis is fixed on sleeve column with respect to two
On one inner sidewall of a inner sidewall, the other end of the rotation axis passes through another inner sidewall of sleeve column with respect to two inner sidewalls
And it is located at the outside of sleeve column, the rotation axis is located at fixing sleeve on the lateral wall inside sleeve column and is equipped with gear, and the telescopic mast leans on
The one side wall of nearly rotation axis is equipped with the teeth engaged with gear.
3. coaxiality check fixture according to claim 2, it is characterised in that: the telescopic mast lateral wall is equipped with graduation mark.
4. coaxiality check fixture according to claim 2, it is characterised in that: the outside that the rotation axis is located at sleeve column is equipped with
Anti-skid chequer.
5. coaxiality check fixture according to claim 3 or 4, it is characterised in that: the retractable supports column and scalable peace
It is identical to fill rod structure.
6. coaxiality check fixture according to claim 1, it is characterised in that: the bottom plate is equipped with for measuring two benchmark
The graduation mark of the distance between component.
7. coaxiality check fixture according to claim 1, it is characterised in that: close to the one of bottom plate high scale line on the pedestal
Side is equipped with to mark block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811288644.XA CN109373873A (en) | 2018-10-31 | 2018-10-31 | A kind of coaxiality check fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811288644.XA CN109373873A (en) | 2018-10-31 | 2018-10-31 | A kind of coaxiality check fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109373873A true CN109373873A (en) | 2019-02-22 |
Family
ID=65391147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811288644.XA Pending CN109373873A (en) | 2018-10-31 | 2018-10-31 | A kind of coaxiality check fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109373873A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411386A (en) * | 2019-07-25 | 2019-11-05 | 无锡锡洲电磁线有限公司 | Wire jumper detection device for transposed conductor |
| CN110455232A (en) * | 2019-07-25 | 2019-11-15 | 无锡锡洲电磁线有限公司 | Transposed conductor wire jumper testing agency |
Citations (6)
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|---|---|---|---|---|
| CN103486951A (en) * | 2013-10-14 | 2014-01-01 | 南车洛阳机车有限公司 | Device for detecting coaxiality of main shaft hole and large oil seal hole of diesel engine block |
| CN203881289U (en) * | 2014-06-03 | 2014-10-15 | 江苏兄弟活塞有限公司 | Device for measuring concentricity of ring groove and outer circle of piston |
| CN204284736U (en) * | 2014-11-29 | 2015-04-22 | 重庆强达力科技发展有限公司 | Telescopic tube |
| CN204854603U (en) * | 2015-08-07 | 2015-12-09 | 贵州航瑞科技有限公司 | Axiality inspection measuring tool |
| CN206772211U (en) * | 2017-04-10 | 2017-12-19 | 安徽白兔湖粉末冶金有限公司 | Valve guide bushing inner circle concentricity Quick detection tool to foreign round |
| CN107796874A (en) * | 2017-11-15 | 2018-03-13 | 宁波大学 | A kind of online defect detecting device of shaft forgings |
-
2018
- 2018-10-31 CN CN201811288644.XA patent/CN109373873A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486951A (en) * | 2013-10-14 | 2014-01-01 | 南车洛阳机车有限公司 | Device for detecting coaxiality of main shaft hole and large oil seal hole of diesel engine block |
| CN203881289U (en) * | 2014-06-03 | 2014-10-15 | 江苏兄弟活塞有限公司 | Device for measuring concentricity of ring groove and outer circle of piston |
| CN204284736U (en) * | 2014-11-29 | 2015-04-22 | 重庆强达力科技发展有限公司 | Telescopic tube |
| CN204854603U (en) * | 2015-08-07 | 2015-12-09 | 贵州航瑞科技有限公司 | Axiality inspection measuring tool |
| CN206772211U (en) * | 2017-04-10 | 2017-12-19 | 安徽白兔湖粉末冶金有限公司 | Valve guide bushing inner circle concentricity Quick detection tool to foreign round |
| CN107796874A (en) * | 2017-11-15 | 2018-03-13 | 宁波大学 | A kind of online defect detecting device of shaft forgings |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411386A (en) * | 2019-07-25 | 2019-11-05 | 无锡锡洲电磁线有限公司 | Wire jumper detection device for transposed conductor |
| CN110455232A (en) * | 2019-07-25 | 2019-11-15 | 无锡锡洲电磁线有限公司 | Transposed conductor wire jumper testing agency |
| CN110411386B (en) * | 2019-07-25 | 2024-03-19 | 无锡锡洲电磁线有限公司 | Jumper wire detection device for transposed conductor |
| CN110455232B (en) * | 2019-07-25 | 2024-07-23 | 无锡锡洲电磁线有限公司 | Transposed conductor jumper detection mechanism |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190222 |
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| RJ01 | Rejection of invention patent application after publication |