CN108444373A - A kind of standard component and method of detection bearing retainer pocket hole perpendicularity - Google Patents
A kind of standard component and method of detection bearing retainer pocket hole perpendicularity Download PDFInfo
- Publication number
- CN108444373A CN108444373A CN201810284234.1A CN201810284234A CN108444373A CN 108444373 A CN108444373 A CN 108444373A CN 201810284234 A CN201810284234 A CN 201810284234A CN 108444373 A CN108444373 A CN 108444373A
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- CN
- China
- Prior art keywords
- pocket hole
- retainer
- annulus
- column
- amesdial
- Prior art date
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- Pending
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Classifications
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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
- G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of standard component and method of detection bearing retainer pocket hole perpendicularity, it is related to a kind of detection device and method of bearing retainer pocket hole perpendicularity, the present invention directly measures pocket hole with solving existing retainer pocket hole perpendicularity measuring instrument, there are larger measurement errors when leading to measure retainer pocket hole perpendicularity due to lacking calibration in measurement, and lead to not ensure the problem of workmanship meets production requirement indirectly.The present invention includes annulus and column, and annulus is equipped with the slot to match with column, and column is fixed in the slot, and two end faces of annulus are parallel to each other, and for tool there are two plane parallel to each other, two planes parallel to each other are vertical with an end face on annulus on column.The present invention is applicable in cylinder roller bearing retainer.
Description
Technical field
Present invention relates particularly to a kind of standard components and method of detection bearing retainer pocket hole perpendicularity.
Background technology
There is " eccentric wear " now on pocket hole curb girder surface in aero-engine cylindrical roller bearing, individual bearing retainers
As the reason is that retainer pocket hole curb girder is overproof caused with retainer end face vertical difference, to ensure that retainer pockets processing quality is full
Sufficient finished product requirement, needs during processing such retainer pocket hole, using pocket hole perpendicularity measuring instrument, reinforces " pocket hole side
Beam is to retainer end face vertical difference " process control of this technical indicator.
Directly pocket hole is measured by bearing retainer pocket hole perpendicularity measuring instrument, lacking calibration causes to measure guarantor
There are larger measurement errors, measuring instrument directly to measure pocket hole to vertical aberration measurements essence when holding frame pocket hole perpendicularity
It is about 0.01mm or so that exactness, which influences error, is measured bearing retainer pocket hole perpendicularity using current method and is caused indirectly
It can not ensure that workmanship meets production requirement.
Invention content
The present invention directly measures pocket hole to solve existing retainer pocket hole perpendicularity measuring instrument, due to measuring
When lack calibration and cause measure retainer pocket hole perpendicularity when there are larger measurement errors, and indirectly lead to not ensure system
It makes the problem of quality meets production requirement, and a kind of standard component and method of detection bearing retainer pocket hole perpendicularity is provided.
The present invention adopts the technical scheme that solve above-mentioned technical problem：
Scheme one：It is a kind of detection bearing retainer pocket hole perpendicularity standard component include annulus and column, annulus is equipped with
The slot to match with column, column are fixed in the slot, and two end faces of annulus are parallel to each other, and there are two mutually for tool on column
Parallel plane, two planes parallel to each other are vertical with an end face on annulus.
Further, two planes of the column are symmetrical relative to the center line of annulus, two planes parallel to each other
The accuracy class of the depth of parallelism is less than or equal to level Four, and two planes parallel to each other are less than or equal to four with third plane verticality
Grade.
Scheme two：A method of detection bearing retainer pocket hole perpendicularity, it includes the following steps：
One, the bottom surface of the standard component is placed on platform, a plane of the column as the reference plane measured,
By reference plane in measuring instrument moving contact and fixed contact be close to, make the beat of pointer of amesdial, by the pointer of amesdial
It is transferred to zero-bit；
The measuring instrument includes platform, curved bar, fixed contact adjustment seat, amesdial and sliding rail；
Amesdial is arranged on platform, and curved bar is arranged on platform and can swing, and the contact of amesdial withstands on the one of curved bar
The other end at end, curved bar is equipped with moving contact, and sliding rail is fixed on platform, and fixed contact adjustment seat is arranged on sliding rail and can be up and down
Mobile, fixed contact adjustment seat is equipped with fixed contact；
Two, retainer is placed on platform, moving contact and fixed contact is pierced into the pocket hole of retainer, and make retainer
Pocket hole on the one side of curb girder be close to a moving contact and a fixed contact, the one side of the curb girder on the pocket hole of retainer
When withstanding on fixed contact, touching moving contact makes curved bar swing, and then amesdial is made to swing, when the pointer of amesdial is not swung to
When zero-bit, the end face out of plumb of curb girder and retainer on the pocket hole of retainer is kept when the pointer of amesdial swings to zero-bit
Curb girder on the pocket hole of frame is vertical with the end face of retainer.
The present invention has the advantages that compared with prior art：
One, using standard component to being demarcated in fixed height, since the precision of standard component manufacture is very high, calibration
Numerical value is very small as the error that standard value generates, and can really reflect that retainer pocket hole curb girder to the verticality of end face, avoids
Error caused by manual operation.
Two, high precision of the present invention, it is ensured that the repeatability and stability of standard component variable can effectively control meter
Measure error.
Description of the drawings
Fig. 1 is the schematic diagram of measuring instrument；
Fig. 2 is the front view of the present invention；
Fig. 3 is the vertical view of Fig. 2；
Fig. 4 is partial enlarged view at the I of Fig. 1.
Specific implementation mode
Specific implementation mode one：Illustrate present embodiment in conjunction with Fig. 2 and Fig. 3, present embodiment it include annulus 1 and vertical
Column 2, annulus 1 are equipped with the slot that matches with column 2, and column 2 is fixed in the slot, set that there are two parallel to each other on column 2
Plane, two planes parallel to each other are vertical with the end face of annulus 1.
Preferably, the depth of parallelism of described two planes parallel to each other is 0.002mm, and two planes parallel to each other are respectively
Flatness be 0.001mm, two planes parallel to each other relative to annulus 1 end face squareness be 0.002mm, two mutually
The respective surface roughness of parallel plane is less than or equal to 0.2 μm, and the roughness of the end face of annulus 1 is less than or equal to 0.4 μm.
Specific implementation mode two：Illustrate present embodiment in conjunction with Fig. 2 and Fig. 3, two of column 2 described in present embodiment
Plane 2-1 parallel to each other is symmetrical relative to the center line of annulus 1, the precision of the depth of parallelism of two plane 2-1 parallel to each other
Grade is less than or equal to level Four, and two plane 2-1 and the accuracy class of the verticality of the end face of the annulus 1 parallel to each other are small
In or equal to level Four.
Present embodiment is in order to ensure the high precision of standard component, to reduce the measurement error of standard component.
Other compositions and connection relation are same as the specific embodiment one.
Specific implementation mode three：Illustrate present embodiment in conjunction with Fig. 2 and Fig. 3, the slot on annulus 1 described in present embodiment
For U-lag.
Other compositions and connection relation are identical with embodiment two.
Specific implementation mode four：Illustrate present embodiment in conjunction with Fig. 1, column 2 described in present embodiment is rectangular, column
2 length is more than the thickness of annulus 1.
Other compositions and connection relation are the same as the specific implementation mode 3.
Specific implementation mode five：Illustrate that present embodiment, a kind of detection axis of present embodiment are accepted insurance in conjunction with Fig. 1 and Fig. 4
The method for holding frame pocket hole perpendicularity, it includes the following steps：
One, the bottom surface of the standard component is placed on platen 3, a plane 2-1 of the column 2 is as the base measured
Quasi- face, by reference plane in measuring instrument moving contact 9 and fixed contact 10 be close to, make the beat of pointer of amesdial 7, by thousand points
The pointer of table 7 is transferred to zero-bit；
The measuring instrument includes platform 3, curved bar 4, fixed contact adjustment seat 5, amesdial 7 and sliding rail 6；
Amesdial 7 is arranged on platen 3, and the setting of curved bar 4 can simultaneously be swung on platen 3, and the contact of amesdial 7 withstands on curved bar
The other end of 4 one end, curved bar 4 is equipped with moving contact 9, and sliding rail 6 is fixed on platen 3, and fixed contact adjustment seat 5 is arranged in sliding rail
It on 6 and can move up and down, fixed contact adjustment seat 5 is equipped with fixed contact 10；
Two, retainer 8 is put on platen 3, moving contact 9 and fixed contact 10 is pierced into the pocket hole of retainer 8, and make
The one side of curb girder 8-1 on the pocket hole of retainer 8 is close to a moving contact 9 and a fixed contact 10, the pocket hole of retainer 8
On when withstanding on one side on fixed contact 10 of curb girder 8-1, touching moving contact 9 make curved bar 4 swing, and then make amesdial 7 swing,
When the pointer of amesdial 7 does not swing to zero-bit, the end face out of plumb of curb girder 8-1 and retainer 8 on the pocket hole of retainer 8,
When the pointer of amesdial 7 swings to zero-bit, the curb girder 8-1 on the pocket hole of retainer 8 is vertical with the end face of retainer 8.
Claims (5)
1. a kind of standard component of detection bearing retainer pocket hole perpendicularity, it is characterised in that：It includes annulus (1) and column (2),
Annulus (1) is equipped with the slot to match with column (2), and column (2) is fixed in the slot, and two end faces of annulus (1) are mutual
It is parallel, on column (2) tool there are two plane (2-1) parallel to each other, two planes (2-1) parallel to each other on annulus (1)
An end face it is vertical.
2. a kind of standard component of detection bearing retainer pocket hole perpendicularity according to claim 1, it is characterised in that：It is described
Two planes (2-1) parallel to each other of column (2) are symmetrical relative to the center line of annulus (1), two planes parallel to each other
The accuracy class of the depth of parallelism of (2-1) is less than or equal to level Four, two planes (2-1) parallel to each other and the annulus (1)
The accuracy class of the verticality of end face is less than or equal to level Four.
3. a kind of standard component of detection bearing retainer pocket hole perpendicularity according to claim 2, it is characterised in that：It is described
Slot on annulus (1) is U-lag.
4. a kind of standard component of detection bearing retainer pocket hole perpendicularity according to claim 1,2 or 3, feature exist
In：The column (2) is rectangular, and the length of column (2) is more than the thickness of annulus (1).
5. utilizing the method for the standard component detection bearing retainer pocket hole perpendicularity described in claim 4, it is characterised in that：
It includes the following steps：
One, the bottom surface of the standard component is placed on platform (3), a plane (2-1) of the column (2) is as measurement
Reference plane, by reference plane in measuring instrument moving contact (9) and fixed contact (10) be close to, so that the pointer of amesdial (7) is put
It is dynamic, the pointer of amesdial (7) is transferred to zero-bit；
The measuring instrument includes platform (3), curved bar (4), fixed contact adjustment seat (5), amesdial (7) and sliding rail (6)；
Amesdial (7) is arranged on platform (3), and curved bar (4) is arranged on platform (3) and can swing, the contact top of amesdial (7)
The other end of one end in curved bar (4), curved bar (4) is equipped with moving contact (9), and sliding rail (6) is fixed on platform (3), fixed contact
Adjustment seat (5) is arranged on sliding rail (6) and can move up and down, and fixed contact adjustment seat (5) is equipped with fixed contact (10)；
Two, retainer (8) is placed on platform (3), moving contact (9) and fixed contact (10) is pierced into the pocket hole of retainer (8)
In, and make curb girder (8-1) on the pocket hole of retainer (8) one side and a moving contact (9) and a fixed contact (10) it is tight
It pastes, when the withstanding on one side on fixed contact (10) of curb girder (8-1) on the pocket hole of retainer (8), touching moving contact (9) makes curved bar
(4) it swings, and then amesdial (7) is made to swing, when the pointer of amesdial (7) does not swing to zero-bit, on the pocket hole of retainer (8)
Curb girder (8-1) and retainer (8) end face out of plumb, when the pointer of amesdial (7) swings to zero-bit, the pocket of retainer (8)
Curb girder (8-1) on hole is vertical with the end face of retainer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284234.1A CN108444373A (en) | 2018-04-02 | 2018-04-02 | A kind of standard component and method of detection bearing retainer pocket hole perpendicularity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284234.1A CN108444373A (en) | 2018-04-02 | 2018-04-02 | A kind of standard component and method of detection bearing retainer pocket hole perpendicularity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108444373A true CN108444373A (en) | 2018-08-24 |
Family
ID=63198752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810284234.1A Pending CN108444373A (en) | 2018-04-02 | 2018-04-02 | A kind of standard component and method of detection bearing retainer pocket hole perpendicularity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108444373A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201876230U (en) * | 2010-11-04 | 2011-06-22 | 上海特安一凯轴承有限公司 | Verticality measuring instrument for roller bearing holding rack beam |
| CN103267470A (en) * | 2013-05-31 | 2013-08-28 | 常熟长城轴承有限公司 | Needle bearing retainer aperture gradient indirectly measuring device |
| CN104180741A (en) * | 2014-08-06 | 2014-12-03 | 奇瑞重工股份有限公司 | Multifunctional testing fixture |
| CN105043188A (en) * | 2015-05-06 | 2015-11-11 | 洛阳世必爱特种轴承有限公司 | Integral type ball track tolerance detection instrument and measurement method for bearing with cross roller |
| CN205090920U (en) * | 2015-11-18 | 2016-03-16 | 中航工业哈尔滨轴承有限公司 | Perpendicular poor measuring apparatu in cylindrical roller bearing retainer pocket hole |
| CN205691093U (en) * | 2016-06-24 | 2016-11-16 | 中航工业哈尔滨轴承有限公司 | End face vertical difference is detected device by a kind of retainer pocket hole crossbeam |
-
2018
- 2018-04-02 CN CN201810284234.1A patent/CN108444373A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201876230U (en) * | 2010-11-04 | 2011-06-22 | 上海特安一凯轴承有限公司 | Verticality measuring instrument for roller bearing holding rack beam |
| CN103267470A (en) * | 2013-05-31 | 2013-08-28 | 常熟长城轴承有限公司 | Needle bearing retainer aperture gradient indirectly measuring device |
| CN104180741A (en) * | 2014-08-06 | 2014-12-03 | 奇瑞重工股份有限公司 | Multifunctional testing fixture |
| CN105043188A (en) * | 2015-05-06 | 2015-11-11 | 洛阳世必爱特种轴承有限公司 | Integral type ball track tolerance detection instrument and measurement method for bearing with cross roller |
| CN205090920U (en) * | 2015-11-18 | 2016-03-16 | 中航工业哈尔滨轴承有限公司 | Perpendicular poor measuring apparatu in cylindrical roller bearing retainer pocket hole |
| CN205691093U (en) * | 2016-06-24 | 2016-11-16 | 中航工业哈尔滨轴承有限公司 | End face vertical difference is detected device by a kind of retainer pocket hole crossbeam |
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Application publication date: 20180824 |
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