CN106584217A - Grinding machining process of two half inner rings of angular contact ball bearing ring with oil tank - Google Patents
Grinding machining process of two half inner rings of angular contact ball bearing ring with oil tank Download PDFInfo
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- CN106584217A CN106584217A CN201611147106.XA CN201611147106A CN106584217A CN 106584217 A CN106584217 A CN 106584217A CN 201611147106 A CN201611147106 A CN 201611147106A CN 106584217 A CN106584217 A CN 106584217A
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- Prior art keywords
- inner ring
- bearing inner
- clutch shaft
- shaft bearing
- grinding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
Abstract
The invention discloses a grinding machining process of two half inner rings of an angular contact ball bearing ring with an oil tank, and relates to the field of bearing ring machining. The grinding machining process aims at solving the problem that two half inner rings of an existing bearing ring are likely to be subjected to channel sliding. The grinding machining process comprises the first step of gradually machining multiple first bearing inner rings and the second step of gradually machining multiple second bearing inner rings 2; the first step comprises the substeps of 1, coarse grinding; 2, high-temperature tempering; 3, fine grinding; 4, machining of an axial oil guide groove; 5, low-temperature tempering; 6, fine grinding of end faces and the outer diameter; 7, fine grinding of the inner diameter; 8, grouping; 9, initial workpiece detection; and 10, fine grinding of an inner channel; and the second step comprises the substeps of 1, coarse grinding; 2, high-temperature tempering; 3, fine grinding of end faces and the outer diameter; 4, fine grinding of the inner diameter; 5, machining of the first bearing inner rings and the second bearing inner rings; 6, grouping; 7, initial workpiece detection; 8, fine grinding of a channel; and 9, obtaining of the qualified two half inner rings of the angular contact ball bearing ring with the oil tank after fine grinding of the channel. The grinding machining process is used for grinding the bearing ring.
Description
Technical field
The present invention relates to a kind of bearing ring field of machining, and in particular to a kind of band oil groove angular contact ball bearing ring
Double half inner ring grinding techniques.
Background technology
Certain type aero-engine is heat resisting steel with 3 points of angular contact ball bearings, material.Product structure is in double half for inner ring
Enclose and tape spool is to oil guide groove, belong to the ultralight series of thin-walled, in use, mainly undertake axial force.Due to applying working condition bad environments,
Seriously cunning rubs phenomenon to a lot of half bear inner ring grooved railway of generation.To avoid this phenomenon from occurring, the crudy of bearing ring is proposed
Higher requirement.
The content of the invention
The present invention is slided to rub in order to double half inner rings for solving existing bearing ring operationally easily occur double half bear inner ring grooved railway and is asked
Topic, and then propose a kind of double half inner ring grinding techniques of band oil groove angular contact ball bearing ring.
The present invention is adopted the technical scheme that to solve above-mentioned technical problem：
A kind of half inner ring grinding technique of band oil groove angular contact ball bearing ring pair, its processing step are as follows：
First, first several clutch shaft bearing inner rings are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring, interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to clutch shaft bearing inner ring, temperature is 500 DEG C ± 5 DEG C；
(3), fine grinding：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring carries out fine grinding up to dimensional requirement；
(4), axial oil guide groove is processed：Wire cutting axial direction oil guide groove；
(5), lonneal：Lonneal is carried out to clutch shaft bearing inner ring, temperature is 135 DEG C ± 5 DEG C；
(6), end face, external diameter are refined：The upper and lower end face of clutch shaft bearing inner ring is refined, by each batch clutch shaft bearing
The phase mutual deviation of inner ring height H is controlled within 0.008mm, and outside dimension allowance control is within 0.015mm；
(7), internal diameter is refined：One by one the internal diameter of clutch shaft bearing inner ring is refined, dimensional tolerance control 0.01mm it
It is interior, and the actual deviation value of internal diameter is marked on small end face；
(8), it is grouped：The size phase mutual deviation of several clutch shaft bearing inner ring camber H is divided into into one group less than 0.003mm；
(9), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 1 of initial workpiece clutch shaft bearing inner ring is detected, is made
Its dimensional tolerance is controlled between 0.01mm scopes；
(10) raceway groove in, refining：The interior raceway groove of fine grinding is processed one by one up to dimensional requirement to the clutch shaft bearing inner ring of the group；
2nd, several second bearing inner rings are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to second bearing inner ring, interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to second bearing inner ring, temperature is 500 DEG C ± 5 DEG C；
(3), end face, external diameter are refined：The upper and lower end face of second bearing inner ring is refined, by each batch second bearing
The phase mutual deviation of inner ring height H is controlled within 0.008mm, and outside dimension allowance control is within 0.015mm；
(4), internal diameter is refined：Second bearing inner ring internal diameter is refined, dimensional tolerance is controlled within 0.01mm, and will
The actual deviation value of internal diameter is marked on small end face；
(5), clutch shaft bearing inner ring and second bearing inner ring are matched：By in both clutch shaft bearing inner ring and second bearing inner ring
Footpath size actual deviation value difference is matched in a pair less than the clutch shaft bearing inner ring and second bearing inner ring of 0.003mm；
(6), it is grouped：The size phase mutual deviation of several second bearing inner ring camber H is divided into into one group less than 0.003mm；
(7), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 2 of initial workpiece second bearing inner ring is detected, is made
Its dimensional tolerance is controlled between 0.01mm scopes；
(8), raceway groove is refined：The raceway groove of the second bearing inner ring of this group is processed one by one, and ditch footpath size will be ensured and be matched with which
Clutch shaft bearing inner ring ditch footpath size phase mutual deviation be less than 0.004mm；
(9), lappingout raceway groove：When lappingout clutch shaft bearing inner ring and second bearing inner ring, it is ensured that two pieces inner ring ditch footpath size is mutual
Difference is less than 0.004mm, when clutch shaft bearing inner ring is less than 0.003mm, ditch footpath size phase mutual deviation with the difference in internal diameters of second bearing inner ring
During less than 0.004mm, that is, obtain double half inner rings of qualified band oil groove angular contact ball bearing ring.
The beneficial effect that includes compared with prior art of the present invention is：
The present invention adopts three cyclic process, processing stable twice, double tempering so that stress fully discharges to reduce
Grinding deformation.Simultaneously ensure the shape of double half bear inner ring grooved railway from technological method for processing accurately, clutch shaft bearing inner ring and the second axle
When holding inner ring matching use, internal diameter and ditch footpath phase mutual deviation meet supporting requirement.Exist through double half inner rings of present invention process processing
During use, cunning is rubbed vestige and is substantially mitigated, the contact vestige being close to when using.Therefore, double half inner ring Technologies of the invention are caused
Workpiece stability is improved, it is ensured that production is smooth.
Description of the drawings
Fig. 1 is the structural main section view of clutch shaft bearing inner ring 1 and second bearing inner ring 2；
Fig. 2 is the B direction views of Fig. 1.
Specific embodiment
Specific embodiment one：Present embodiment is illustrated with reference to Fig. 1, the processing step of present embodiment is as follows：
First, first several clutch shaft bearing inner rings 1 are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring 1, interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to clutch shaft bearing inner ring 1, temperature is 500 DEG C ± 5 DEG C；
(3), fine grinding：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring 1 carries out fine grinding up to dimensional requirement；
(4), axial oil guide groove 3 is processed：Wire cutting axial direction oil guide groove 3；
(5), lonneal：Lonneal is carried out to clutch shaft bearing inner ring 1, temperature is 135 DEG C ± 5 DEG C；
(6), end face, external diameter are refined：The upper and lower end face of clutch shaft bearing inner ring 1 is refined, by each batch clutch shaft bearing
The phase mutual deviation of 1 height H of inner ring is controlled within 0.008mm, outside dimension allowance control within 0.015mm, up to dimensional requirement；
(7), internal diameter is refined：One by one the internal diameter of clutch shaft bearing inner ring 1 is refined, dimensional tolerance control 0.01mm it
It is interior, and the actual deviation value of internal diameter is marked on small end face；
(8), it is grouped：The size phase mutual deviation of 1 camber H of several clutch shaft bearing inner rings is divided into into one group less than 0.003mm；
(9), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 1 of initial workpiece clutch shaft bearing inner ring 1 is detected, is made
Its dimensional tolerance is controlled between 0.01mm scopes；
(10) raceway groove 4 in, refining：Processed raceway groove 4 in fine grinding one by one to want up to size to the clutch shaft bearing inner ring 1 of the group
Ask；
2nd, several second bearing inner rings 2 are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to second bearing inner ring 2, interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to second bearing inner ring 2, temperature is 500 DEG C ± 5 DEG C；
(3), end face, external diameter are refined：The upper and lower end face of second bearing inner ring 2 is refined, by each batch second bearing
The phase mutual deviation of 2 height H of inner ring is controlled within 0.008mm, outside dimension allowance control within 0.015mm, up to dimensional requirement；
(4), internal diameter is refined：2 internal diameter of second bearing inner ring is refined, dimensional tolerance is controlled within 0.01mm, and will
The actual deviation value of internal diameter is marked on small end face；
(5), clutch shaft bearing inner ring 1 and second bearing inner ring 2 are matched：By 2 liang of clutch shaft bearing inner ring 1 and second bearing inner ring
Person's internal diameter size actual deviation value difference is matched in a pair less than the clutch shaft bearing inner ring 1 and second bearing inner ring 2 of 0.003mm；
(6), it is grouped：The size phase mutual deviation of 2 camber H of several second bearing inner rings is divided into into one group less than 0.003mm；
(7), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 2 of initial workpiece second bearing inner ring 2 is detected, is made
Its dimensional tolerance is controlled between 0.01mm scopes；
(8), raceway groove is refined：The raceway groove of the second bearing inner ring 2 of this group is processed one by one, and ditch footpath size will be ensured and its phase
The phase mutual deviation of the ditch footpath size of the clutch shaft bearing inner ring 1 matched somebody with somebody is less than 0.004mm；
(9), lappingout raceway groove：When lappingout clutch shaft bearing inner ring 1 and second bearing inner ring 2, it is ensured that the size phase of two pieces inner ring ditch footpath
Mutual deviation is less than 0.004mm, when clutch shaft bearing inner ring 1 is less than 0.003mm, ditch footpath size phase with the difference in internal diameters of second bearing inner ring 2
When mutual deviation is less than 0.004mm, that is, obtain double half inner rings of qualified band oil groove angular contact ball bearing ring.
Specific embodiment two：With reference to Fig. 1 illustrate present embodiment, present embodiment be step one the step of (10) in plus
Construction equipment adopts high-precision numerical control internal grinder SUU130B.Other steps are identical with specific embodiment one.
Specific embodiment three：With reference to Fig. 1 illustrate present embodiment, present embodiment be step one the step of (10) in plus
Work grinding tool adopts Tai Lilai 89A180K5V60 (S) abrasive grinding wheel.Other steps are identical with specific embodiment one.
Specific embodiment four：With reference to Fig. 1 illustrate present embodiment, present embodiment be step one the step of (9) in inspection
Ditch type is detected with model during surveying initial workpiece, 100% detection is carried out to eccentric amount e 1 with three-coordinate instrument reference 600.Its
Its step is identical with specific embodiment one.
Specific embodiment five：With reference to Fig. 1 illustrate present embodiment, present embodiment be step 2 the step of (8) in plus
Construction equipment adopts high-precision numerical control internal grinder SUU130B.Other steps are identical with specific embodiment one.
Specific embodiment six：With reference to Fig. 1 illustrate present embodiment, present embodiment be step 2 the step of (8) in plus
Work grinding tool adopts Tai Lilai 89A180K5V60 (S) abrasive grinding wheel.Other steps are identical with specific embodiment one.
Specific embodiment seven：With reference to Fig. 1 illustrate present embodiment, present embodiment be step 2 the step of (7) in inspection
Ditch type is detected with model during surveying initial workpiece, 100% detection is carried out to eccentric amount e 2 with three-coordinate instrument reference 600.Its
Its step is identical with specific embodiment one.
Claims (7)
1. a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, it is characterised in that：The technique is as follows：
First, first several clutch shaft bearing inner rings (1) are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring (1), interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to clutch shaft bearing inner ring (1), temperature is 500 DEG C ± 5 DEG C；
(3), fine grinding：Upper and lower end face, external diameter, endoporus to clutch shaft bearing inner ring (1) carries out fine grinding up to dimensional requirement；
(4) axial oil guide groove (3), is processed：Wire cutting axial direction oil guide groove (3)；
(5), lonneal：Lonneal is carried out to clutch shaft bearing inner ring (1), temperature is 135 DEG C ± 5 DEG C；
(6), end face, external diameter are refined：The upper and lower end face of clutch shaft bearing inner ring (1) is refined, by each batch clutch shaft bearing
The phase mutual deviation of circle (1) height H is controlled within 0.008mm, and outside dimension allowance control is within 0.015mm；
(7), internal diameter is refined：One by one the internal diameter of clutch shaft bearing inner ring 1 is refined, dimensional tolerance is controlled within 0.01mm, and
The actual deviation value of internal diameter is marked on small end face；
(8), it is grouped：The size phase mutual deviation of several clutch shaft bearing inner ring (1) camber H is divided into into one group less than 0.003mm；
(9), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 1 of initial workpiece clutch shaft bearing inner ring (1) is detected so as to
Dimensional tolerance is controlled between 0.01mm scopes；
(10) raceway groove (4) in, refining：Being processed raceway groove (4) in fine grinding to the clutch shaft bearing inner ring (1) of the group one by one will up to size
Ask；
2nd, several second bearing inner rings (2) are processed one by one：
(1), roughly grind：Upper and lower end face, external diameter, endoporus to second bearing inner ring (2), interior raceway groove carry out corase grind up to dimensional requirement；
(2), high tempering：High tempering is carried out to second bearing inner ring (2), temperature is 500 DEG C ± 5 DEG C；
(3), end face, external diameter are refined：The upper and lower end face of second bearing inner ring (2) is refined, by each batch second bearing
The phase mutual deviation of circle (2) height H is controlled within 0.008mm, and outside dimension allowance control is within 0.015mm；
(4), internal diameter is refined：Second bearing inner ring (2) internal diameter is refined, dimensional tolerance is controlled within 0.01mm, and will be interior
The actual deviation value in footpath is marked on small end face；
(5), clutch shaft bearing inner ring (1) and second bearing inner ring (2) are matched：By clutch shaft bearing inner ring (1) and second bearing inner ring
(2) clutch shaft bearing inner ring (1) and second bearing inner ring (2) of both internal diameter size actual deviation value differences less than 0.003mm
Match；
(6), it is grouped：The size phase mutual deviation of several second bearing inner ring (2) camber H is divided into into one group less than 0.003mm；
(7), initial workpiece detection：Using tri- coordinate detectors of Ref600, the eccentric amount e 2 of initial workpiece second bearing inner ring (2) is detected so as to
Dimensional tolerance is controlled between 0.01mm scopes；
(8), raceway groove is refined：The raceway groove of the second bearing inner ring (2) of this group is processed one by one, and ditch footpath size will be ensured and be matched with which
Clutch shaft bearing inner ring (1) ditch footpath size phase mutual deviation be less than 0.004mm；
(9), lappingout raceway groove：When lappingout clutch shaft bearing inner ring (1) and second bearing inner ring (2), it is ensured that the size phase of two pieces inner ring ditch footpath
Mutual deviation is less than 0.004mm, when clutch shaft bearing inner ring (1) is less than 0.003mm, ditch footpath chi with the difference in internal diameters of second bearing inner ring (2)
When very little phase mutual deviation is less than 0.004mm, that is, obtain double half inner rings of qualified band oil groove angular contact ball bearing ring.
2. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step one (10) in process equipment adopt high-precision numerical control internal grinder SUU130B.
3. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step one (10) in processing grinding tool adopt Tai Lilai 89A180K5V60 (S) abrasive grinding wheel.
4. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step one (9) in detection initial workpiece during with model detect ditch type, use three-coordinate instrument
Reference600 carries out 100% detection to eccentric amount e 1.
5. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step 2 (8) in process equipment adopt high-precision numerical control internal grinder SUU130B.
6. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step 2 (8) in processing grinding tool adopt Tai Lilai 89A180K5V60 (S) abrasive grinding wheel.
7. according to claim 1 a kind of with the double half inner ring grinding techniques of oil groove angular contact ball bearing ring, which is special
Levy and be：The step of step 2 (7) in detection initial workpiece during with model detect ditch type, use three-coordinate instrument
Reference600 carries out 100% detection to eccentric amount e 2.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611147106.XA CN106584217B (en) | 2016-12-13 | 2016-12-13 | A kind of double half inner ring grinding techniques of band oil groove angular contact ball bearing ring |
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|---|---|---|---|
| CN201611147106.XA CN106584217B (en) | 2016-12-13 | 2016-12-13 | A kind of double half inner ring grinding techniques of band oil groove angular contact ball bearing ring |
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| CN106584217B CN106584217B (en) | 2018-10-02 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107243782A (en) * | 2017-06-21 | 2017-10-13 | 中国航发哈尔滨轴承有限公司 | A kind of nonstandard special-shaped ditch slope bearing ring processing technology |
| CN107470994A (en) * | 2017-09-21 | 2017-12-15 | 中国航发哈尔滨轴承有限公司 | Double half inner ring, 3 angular contact ball bearing processing methods |
| CN108127346A (en) * | 2017-12-26 | 2018-06-08 | 新昌县江北轴承有限公司 | A kind of outer ring processing method and its drilling equipment of precision angular contact ball bearing |
| CN109571151A (en) * | 2018-12-25 | 2019-04-05 | 中国航发哈尔滨轴承有限公司 | A kind of four spot contact bearing outer ring entirety peach-shaped channel lappingout processing methods |
| CN109605177A (en) * | 2018-12-11 | 2019-04-12 | 贵州天马虹山轴承有限公司 | A kind of processing technology controlling bearing inside/outside lasso ball race grinding stress |
| CN110877236A (en) * | 2019-12-09 | 2020-03-13 | 中国航发哈尔滨轴承有限公司 | Thrust bearing ring channel lapping processing method |
| CN114136184A (en) * | 2021-11-29 | 2022-03-04 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measuring method and device based on three-coordinate measurement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107243782A (en) * | 2017-06-21 | 2017-10-13 | 中国航发哈尔滨轴承有限公司 | A kind of nonstandard special-shaped ditch slope bearing ring processing technology |
| CN107243782B (en) * | 2017-06-21 | 2019-05-03 | 中国航发哈尔滨轴承有限公司 | A kind of nonstandard special-shaped ditch slope bearing ring processing technology |
| CN107470994A (en) * | 2017-09-21 | 2017-12-15 | 中国航发哈尔滨轴承有限公司 | Double half inner ring, 3 angular contact ball bearing processing methods |
| CN107470994B (en) * | 2017-09-21 | 2019-04-30 | 中国航发哈尔滨轴承有限公司 | 3 angular contact ball bearing processing methods of double half inner rings |
| CN108127346A (en) * | 2017-12-26 | 2018-06-08 | 新昌县江北轴承有限公司 | A kind of outer ring processing method and its drilling equipment of precision angular contact ball bearing |
| CN109605177A (en) * | 2018-12-11 | 2019-04-12 | 贵州天马虹山轴承有限公司 | A kind of processing technology controlling bearing inside/outside lasso ball race grinding stress |
| CN109571151A (en) * | 2018-12-25 | 2019-04-05 | 中国航发哈尔滨轴承有限公司 | A kind of four spot contact bearing outer ring entirety peach-shaped channel lappingout processing methods |
| CN110877236A (en) * | 2019-12-09 | 2020-03-13 | 中国航发哈尔滨轴承有限公司 | Thrust bearing ring channel lapping processing method |
| CN114136184A (en) * | 2021-11-29 | 2022-03-04 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measuring method and device based on three-coordinate measurement |
| CN114136184B (en) * | 2021-11-29 | 2024-04-16 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measurement method and equipment based on three-coordinate measurement |
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| CN106584217B (en) | 2018-10-02 |
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