CN206459606U - Sphere and alley coaxiality check fixture for machining high-precision inner race - Google Patents
Sphere and alley coaxiality check fixture for machining high-precision inner race Download PDFInfo
- Publication number
- CN206459606U CN206459606U CN201720150655.6U CN201720150655U CN206459606U CN 206459606 U CN206459606 U CN 206459606U CN 201720150655 U CN201720150655 U CN 201720150655U CN 206459606 U CN206459606 U CN 206459606U
- Authority
- CN
- China
- Prior art keywords
- measuring section
- inner race
- measurement bar
- alley
- bottom plate
- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to coaxiality detecting tool technical field, particularly for the sphere and alley coaxiality check fixture of machining high-precision inner race, including bottom plate, reading table, positioning tool, measurement bar and reset assembly, one end of the measurement bar is connected on the gauge head of the reading table, the other end is connected with spherical detection head, and the detection head is stretched into the positioning tool；The positioning tool includes the datum plate and backup plate being fixed on the bottom plate, the backup plate is provided with the abutment surfaces for being used for being abutted against inner race side, the abutment surfaces are perpendicular to the reference plane, axisymmetrical of the backup plate along the detection bar is set, the angle that the angle being easy between the gap that the detection head is passed through, and the abutment surfaces of symmetrically arranged two backup plates is equal to adjacent two sides of inner race is formed between symmetrically arranged two backup plates.The utility model is simple in construction, easy to use, and function is reliable, and accuracy of detection is high, and detection efficiency is high.
Description
Technical field
The utility model is related to coaxiality detecting tool technical field, particularly for the sphere of machining high-precision inner race
With alley coaxiality check fixture.
Background technology
Inner race is because the complexity of alley, and traditional alley typically uses high accuracy three coordinate with sphere coaxality measurement
To detect, polytropy and the complexity of product due to test position, three coordinates are not considered using being scanning hair measurement
It is actual according to benchmark, so can cause than larger error, at the same efficiency it is also very low, it is necessary to develop it is a kind of specifically designed for
The specific purpose tool that star jacketed-ball groove is detected with sphere axiality.
Utility model content
The purpose of this utility model is to provide a kind of sphere for machining high-precision inner race and alley coaxiality check fixture,
Have the advantages that simple in construction, easy to use, measurement accuracy is high, detection efficiency is high.
Above-mentioned technical purpose of the present utility model technical scheme is that：For machining high-precision star
The sphere and alley coaxiality check fixture of shape set, including bottom plate and the reading table on the bottom plate, in addition to for placing
The positioning tool of inner race and measurement bar and the driving survey for making the reading table acquisition detection data by moving axially
The reset assembly that gauge rod resets, the measurement bar is arranged between the reading table and the positioning tool, the measurement bar edge
Axis is movably mounted on the bottom plate, and one end of the measurement bar is connected on the gauge head of the reading table, the other end
Spherical detection head is connected with, the detection head is stretched into the positioning tool；The positioning tool includes being fixed in the bottom plate
On datum plate and backup plate, the datum plate, which is provided with, to be used to be abutted against the reference plane of inner race bottom surface, and the reference plane is parallel to institute
State bottom plate plate face, the backup plate is provided with the abutment surfaces for being used for being abutted against inner race side, the abutment surfaces perpendicular to the reference plane,
Axisymmetrical of the backup plate along the detection bar is set, and is formed between symmetrically arranged two backup plates and is easy to the detection
The gap that passes through of head, and angle between the abutment surfaces of symmetrically arranged two backup plates is equal to adjacent two sides of inner race
Angle.
Preferably, the center of the detection head is overlapped with the axis of the measurement bar.
Preferably, the first fixed mount and the second fixed mount for installing the measurement bar are connected with the bottom plate,
First fixed mount and second fixed mount are arranged at intervals, the measurement bar be provided with first fixed mount with it is described
The limiting section moved between second fixed mount.
Preferably, the measurement bar includes the first measuring section, the second measuring section and the 3rd measuring section, first measurement
Section sets up separately in the limiting section both sides with second measuring section, and the end abutment of first measuring section is in the reading table
On gauge head, the 3rd measuring section is arranged on second measuring section to be removable, and the detection head is fixed in described the
The end of three measuring sections, the axis of first measuring section, the second measuring section and the 3rd measuring section is overlapped.
Preferably, first fixed mount is provided with the first spliced eye for the first measuring section described in grafting, it is described
Second fixed mount is provided with the second spliced eye for the second measuring section described in grafting, and the reset assembly is arranged on described first
In spliced eye, the reset assembly is spring, is socketed on first measuring section, and first measuring section is provided with and is connected to institute
State and Buffer Unit is provided with the abutting part of spring end, second spliced eye, the Buffer Unit is socketed in described second and surveyed
Measure in section.
The beneficial effects of the utility model：The utility model is simple in construction, easy to use, during measurement, star jacketed-ball groove pair
Quasi- detection head, promotes product, against backup plate, estimates reading table, gained reading is measured value；Function is reliable, whole cubing system
System, without complicated mechanism, it is to avoid intermediary agency produces error, accuracy of detection is high；Detection head is spherical structure, with inner race ball
Road matches, and prevents detection head from being moved in alley and influences accuracy of detection；Product is measured by the shift length of detection head
Axiality efficiency high, compared with three coordinates, save substantial amounts of preparation, substantially increase detection efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the structural representation of measurement bar in the utility model embodiment；
In figure：1- bottom plates, 2- reading tables, 3- measurement bars, the measuring sections of 31- first, 32- abutting parts, 33- limiting sections, 34-
Two measuring sections, the measuring sections of 35- the 3rd, 4- detection heads, 5- positioning tools, 51- datum plates, 52- backup plates, the fixed mounts of 6- first, 7-
Second fixed mount, 8- reset assemblies, 9- Buffer Units, 10- inner races.
Embodiment
Specific examples below is only to explain of the present utility model, and it is not to limitation of the present utility model, sheet
Art personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read,
But as long as all being protected in right of the present utility model by Patent Law.
Embodiment：As depicted in figs. 1 and 2, the sphere and alley coaxiality check fixture for machining high-precision inner race, including
Bottom plate 1 and the reading table 2 on the bottom plate 1, in addition to for placing the positioning tool 5 of inner race 10 and by axial direction
The reset assembly 8 that the mobile measurement bar 3 for making the reading table 2 obtain detection data and the driving measurement bar 3 reset.It is described
Measurement bar 3 is arranged between the reading table 2 and the positioning tool 5, and the measurement bar 3 is movably mounted at institute along axis
State on bottom plate 1.One end of the measurement bar 3 is connected on the gauge head of the reading table 2, and the other end is connected with spherical detection head 4,
The detection head 4 is stretched into the positioning tool 5, and the center of the detection head 4 is overlapped with the axis of the measurement bar 3.It is described
Be connected with the first fixed mount 6 and the second fixed mount 7 for installing the measurement bar 3 on bottom plate 1, first fixed mount 6 with
Second fixed mount 7 is arranged at intervals, the measurement bar 3 be provided with first fixed mount 6 and second fixed mount 7 it
Between the limiting section 33 that moves.The measurement bar 3 includes the first measuring section 31, the second measuring section 34 and the 3rd measuring section 35, described
First measuring section 31 sets up separately in the both sides of limiting section 33 with second measuring section 34, and first measuring section 31, second is surveyed
The axis of the amount measuring section 35 of section 34 and the 3rd is overlapped.Survey of the end abutment of first measuring section 31 in the reading table 2
On head, the 3rd measuring section 35 is arranged on second measuring section 34 to be removable, and the detection head 4 is welded on described
The end of 3rd measuring section 35.First fixed mount 6 is provided with the first spliced eye for the first measuring section 31 described in grafting,
Second fixed mount 7 is provided with the second spliced eye for the second measuring section 34 described in grafting, and the reset assembly 8 is arranged on
In first spliced eye, the reset assembly 8 is spring, is socketed on first measuring section 31, first measuring section
31 provided with the abutting part 32 for being connected to the spring end, and second spliced eye is interior to be provided with Buffer Unit 9, the Buffer Unit
9 are socketed on second measuring section 34, and Buffer Unit 9 is rubber sleeve.
The positioning tool 5 includes the datum plate 51 and backup plate 52 being fixed on the bottom plate 1, and the datum plate 51 is provided with
Reference plane for being abutted against inner race bottom surface, the reference plane is parallel to the plate face of bottom plate 1, and the backup plate 52, which is provided with, to be used to lean on
The abutment surfaces of inner race side are connect, the abutment surfaces are perpendicular to the reference plane, axis of the backup plate 52 along the detection bar
It is symmetrical arranged, is formed between symmetrically arranged two backup plates 52 and be easy to the gap that the detection head 4 is passed through, and be symmetrical arranged
Two backup plates 52 abutment surfaces between angle be equal to adjacent two sides of inner race angle.
Claims (5)
1. for the sphere and alley coaxiality check fixture of machining high-precision inner race, including bottom plate（1）With installed in the bottom plate
（1）On reading table（2）, it is characterised in that：Also include the positioning tool for being used to place inner race（5）Make with by axial movement
The reading table（2）Obtain the measurement bar of detection data（3）And drive the measurement bar（3）The reset assembly of reset（8）, institute
State measurement bar（3）It is arranged on the reading table（2）With the positioning tool（5）Between, the measurement bar（3）It is removable along axis
Ground is arranged on the bottom plate（1）On, the measurement bar（3）One end be connected to the reading table（2）Gauge head on, the other end is solid
It is connected to spherical detection head（4）, the detection head（4）Stretch into the positioning tool（5）It is interior；The positioning tool（5）Including affixed
In the bottom plate（1）On datum plate（51）And backup plate（52）, the datum plate（51）Provided with for being abutted against inner race bottom surface
Reference plane, the reference plane is parallel to the bottom plate（1）Plate face, the backup plate（52）Provided with for being abutted against leaning on for inner race side
Junction, the abutment surfaces are perpendicular to the reference plane, the backup plate（52）Set, symmetrically set along the axisymmetrical of the detection bar
Two backup plates put（52）Between formed be easy to the detection head（4）The gap passed through, and described in symmetrically arranged two
Backup plate（52）Abutment surfaces between angle be equal to adjacent two sides of inner race angle.
2. the sphere according to claim 1 for machining high-precision inner race and alley coaxiality check fixture, its feature exist
In：The detection head（4）Center and the measurement bar（3）Axis overlap.
3. the sphere according to claim 1 for machining high-precision inner race and alley coaxiality check fixture, its feature exist
In：The bottom plate（1）On be connected with for installing the measurement bar（3）The first fixed mount（6）With the second fixed mount（7）, institute
State the first fixed mount（6）With second fixed mount（7）It is arranged at intervals, the measurement bar（3）It is provided with and is fixed described first
Frame（6）With second fixed mount（7）Between the limiting section that moves（33）.
4. the sphere according to claim 3 for machining high-precision inner race and alley coaxiality check fixture, its feature exist
In：The measurement bar（3）Including the first measuring section（31）, the second measuring section（34）With the 3rd measuring section（35）, described first surveys
Measure section（31）With second measuring section（34）Set up separately in the limiting section（33）Both sides, first measuring section（31）End
It is connected to the reading table（2）Gauge head on, the 3rd measuring section（35）Second measuring section is arranged on to be removable
（34）On, the detection head（4）It is fixed in the 3rd measuring section（35）End, first measuring section（31）, second survey
Measure section（34）With the 3rd measuring section（35）Axis overlap.
5. the sphere according to claim 4 for machining high-precision inner race and alley coaxiality check fixture, its feature exist
In：First fixed mount（6）Being provided with is used for the first measuring section described in grafting（31）The first spliced eye, it is described second fix
Frame（7）Being provided with is used for the second measuring section described in grafting（34）The second spliced eye, the reset assembly（8）It is arranged on described
In one spliced eye, the reset assembly（8）For spring, first measuring section is socketed in（31）On, first measuring section
（31）Provided with the abutting part for being connected to the spring end（32）, second spliced eye is interior to be provided with Buffer Unit（9）, it is described slow
Rush component（9）It is socketed in second measuring section（34）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720150655.6U CN206459606U (en) | 2017-02-20 | 2017-02-20 | Sphere and alley coaxiality check fixture for machining high-precision inner race |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720150655.6U CN206459606U (en) | 2017-02-20 | 2017-02-20 | Sphere and alley coaxiality check fixture for machining high-precision inner race |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206459606U true CN206459606U (en) | 2017-09-01 |
Family
ID=59691733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720150655.6U Expired - Fee Related CN206459606U (en) | 2017-02-20 | 2017-02-20 | Sphere and alley coaxiality check fixture for machining high-precision inner race |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206459606U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860292A (en) * | 2017-12-11 | 2018-03-30 | 合肥右传媒科技有限公司 | A kind of inner race chord length difference cubing |
| CN108120417A (en) * | 2016-11-30 | 2018-06-05 | 北京航天计量测试技术研究所 | A kind of novel axis is fitted device |
-
2017
- 2017-02-20 CN CN201720150655.6U patent/CN206459606U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108120417A (en) * | 2016-11-30 | 2018-06-05 | 北京航天计量测试技术研究所 | A kind of novel axis is fitted device |
| CN107860292A (en) * | 2017-12-11 | 2018-03-30 | 合肥右传媒科技有限公司 | A kind of inner race chord length difference cubing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20200220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |