CN104942550B - A kind of processing method of cylinder roller bearing retainer - Google Patents
A kind of processing method of cylinder roller bearing retainer Download PDFInfo
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- CN104942550B CN104942550B CN201510444877.4A CN201510444877A CN104942550B CN 104942550 B CN104942550 B CN 104942550B CN 201510444877 A CN201510444877 A CN 201510444877A CN 104942550 B CN104942550 B CN 104942550B
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- Prior art keywords
- heart axle
- stand
- processing
- retainer
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
A kind of processing method of cylinder roller bearing retainer, belong to the manufacture field of bearing, first heart axle is fixed on lathe, then holding stand to be processed is fixed on heart axle and processes riveted joint and pocket hole, during processing, need, in advance in the one end for keeping stand around the reserved step of its inwall, while setting chuck on heart axle, to complete to keep the fixation of stand by the step and chuck；Holding stand is removed after completion of processing, is fixed on heart axle and is processed after two panels retainer lid is superimposed, after frame lid completion of processing to be held, by retainer lid together with keeping stand dress assembling, then smart car dimension of inner and outer diameters is until meet processing request.The present invention is machined cylinder pocket hole and riveted joint using one-time positioning, not only increases crudy, and only first retainer need to be positioned to knife, so just greatly improves production efficiency.
Description
Technical field
The present invention relates to the bearing machining of mechanical field, specifically a kind of processing of cylinder roller bearing retainer
Method.
Background technology
The retainer of cylinder roller bearing much uses pillar form, and branch cylindricality retainer is by holding stand and retainer
Rivet and form after lid combination, it is easy to assembly, it is most important that after roller assembling no matter from retainer internal diameter or external diameter direction
It will not drop out, belong to roller guide.Relative to inner ring guiding or outer ring guiding, such guidance mode make retainer with it is interior,
Outer ring keeps larger gap simultaneously, is conducive to the entrance of lubricating oil, so as to reduce heating, improves the service life of bearing.
This kind of retainer is made up of two parts, as shown in figure 1 and 2, keeps the riveted joint on stand to pass through retainer lid
On hole, constitute overall structure after riveted.The processing difficulties of holding stand are the riveted joint on cylinder pocket hole and end face, conventional
Processing method bores cylinder pocket hole to push down upper surface behind rough turn inside and outside footpath with gland, due to that must also process riveted joint on end face, because
This must remove gland and be repositioned with the cylindrical hole after processing after compression, then process riveted joint with hollow mjill.Due to cylinder
Pocket hole and riveted joint are not once to process simultaneously, so to carry out 2 positioning every time could complete to knife, this gives practical operation
Many troubles are brought, and due to the relation of position error, the riveted joint and the position in cylinder pocket hole that every keeps on stand are closed
System is different from, so as to reduce the quality of retainer.
Analyze, to improve the crudy of retainer and higher processing efficiency can be obtained, close more than
Key is to machine cylinder pocket hole and riveted joint in clamped one time, and on this basis by the way that simply combine can
Realize the processing for keeping stand.
The content of the invention
To solve in the prior art due to keeping riveted joint and cylinder pocket hole site relation on stand caused by position error
The problem of differing, reduce retainer quality, the invention provides a kind of processing method of cylinder roller bearing retainer, passes through
Change processing method and realized with supporting die assembly and keep being accurately positioned for riveted joint and cylinder pocket hole on stand, so that
Improve the processing efficiency and quality of retainer.
The present invention be solve the technical scheme that uses of above-mentioned technical problem for：A kind of processing of cylinder roller bearing retainer
Heart axle, is first fixed on lathe by method, and then holding stand to be processed is fixed on heart axle and processes riveted joint
With pocket hole, holding stand is removed after completion of processing；It is fixed on heart axle and is processed after two panels retainer lid is superimposed, waits to protect
Hold after frame lid completion of processing, by retainer lid together with keeping stand dress assembling, then smart car dimension of inner and outer diameters adds until meeting
Work requirement, it is first conventionally rough turn to keep end face, excircle and the inner periphery of stand when processing keeps stand, and protecting
A step is reserved in the one end for holding stand around its inwall, and then retainer cover for seat is located on heart axle, this is pressed in by briquetting
Briquetting is fixed with heart axle with alignment pin after on rank, to prevent the relative rotation of briquetting and heart axle, nuts and washers is then used again
It is processed keeping stand to be pressed abd fixed on heart axle.
When the processing keeps stand, most of material first is removed with drill bit preboring pocket hole, then with hollow mjill milling end
Riveted joint on face, then with milling cutter by pockets processing to needed for size, to reduce the burr produced during processing as far as possible.
It is as follows that the operation being processed on heart axle is fixed on after the two panels retainer lid superposition：Lower die-sleeve is located at the heart
On axle, then two panels retainer lid is sequentially sleeved on lower mould, then with alignment pin stationary gland and heart axle, prevents both relative
Rotate, start processing after finally retainer lid is compressed by packing ring with nut.
Mould of the present invention is made up of heart axle, nut, pad, alignment pin, briquetting, gland, lower mould, and Φ D1 are holding
The fit dimension of frame top bar internal diameter and heart axle top fastening station, uses slide fit to increase positioning precision；
The circular arc being adapted with cylinder pocket hole is machined with described gland, positioning hole is machined with simultaneously on gland and heart axle
Prevent gland and the heart axle from producing to circumferentially rotate with positioning finger setting, drill bit and gland are produced when so avoiding to bore cylinder pocket hole
Interference.
Due to using above-mentioned technical proposal, the invention has the advantages that：
（1）The present invention is machined cylinder pocket hole and riveted joint using one-time positioning, not only increases crudy, and
And first retainer need to be only positioned to knife, so just greatly improve production efficiency；
（2）The present invention can process holding stand on the original basis by simply adjusting, and be missed due to reducing positioning
The transmission of difference, and keep stand and retainer lid sequentially to be completed on a machine tool, which improves riveted joint and guarantor
The position degree of stand upper surface hole is held, appoints and takes one to keep stand and a retainer lid can smoothly install, realize both
Any assemble；
（3）The retainer precision that the present invention is processed is high and easy to assembly, and higher quality can be obtained after riveted.
Brief description of the drawings
Fig. 1 is the top view of existing retainer；
Fig. 2 is the sectional schematic diagram of holding stand in retainer；
Fig. 3 is the manuscript of holding stand in the present invention；
Fig. 4 is the manuscript of retainer lid in the present invention；
Reference：1st, heart axle, 2, nut, 3, packing ring, 4, alignment pin, 5, briquetting, 6, keep stand, 7, gland, 8, protect
Hold frame lid, 9, lower mould, 10, chuck, 11, step.
Embodiment
As illustrated, a kind of processing method of cylinder roller bearing retainer, first holding stand 6 rough turn according to a conventional method
End face, excircle and inner periphery, and reserve an annular step 11, internal diameter and the heart axle 1 of step 11 in the inner radius of its one end
The external diameter slide fit of chuck 10 of the ring cutting of upper setting；Retainer lid 8 also coordinates processing using its corresponding annex of heart axle 1, but interior
Footpath is without staying step；Heart axle 1 is arranged on lathe base, its circular runout is adjusted to OK range, then stationary spindle 1.
It will keep stand 6 on heart axle 1, briquetting 5 pushes down the step 11 for keeping stand 6, and briquetting 5 and heart axle 1 are fixed with alignment pin 4,
Prevent the two from relatively rotating, then by packing ring 3 stand 6 will be kept to start processing after compressing with nut 2：First use drill bit preboring pocket
Hole removes most of material, then with the riveted joint on hollow mjill end face milling, then with milling cutter by pockets processing to required size,
Such order can effectively reduce the burr produced during processing.Keeping stand 6 to retain after processing, heart axle 1 is motionless to remove remaining
Part, by lower mould 9 on heart axle 1, takes 2 retainer lids 8 to be sequentially sleeved on lower mould 9, by gland 7 on heart axle 1, with calmly
The position stationary gland 7 of pin 4 and heart axle 1, prevent the two from relatively rotating, after then retainer lid 8 is compressed by packing ring 3 with nut 2
Start processing.After retainer lid 8 is all machined and keep stand 6 to assemble, will both together the inside and outside footpath of smart car to size,
Complete process.
In the present invention, the height of step 11 is higher than the height of chuck 10, and what otherwise briquetting 5 was pushed down is chuck 10, so
If retainer is compressed, such retainer internal diameter stay step 11 be one innovation, to the leather of crudy
Newly serve decisive role.
Mould of the present invention is made up of heart axle 1, nut 2, packing ring 3, alignment pin 4, briquetting 5, gland 7, lower mould 9, Φ
D1 uses slide fit to increase positioning precision to keep the fit dimension of the internal diameter of stand top bar 11 and the top fastening station 10 of heart axle 1；
The circular arc being adapted with cylinder pocket hole is machined with described gland 7, positioning is machined with gland 7 and heart axle 1
Kong Bingyong alignment pins 4 are positioned, and prevent gland 7 and heart axle 1 are produced from circumferentially rotating, when so avoiding to bore cylinder pocket hole drill bit and
Gland 7 produces interference；The shape of the lower mould 9 and heart axle 1 matches.
Claims (1)
1. a kind of processing method of cylinder roller bearing retainer, first by heart axle（1）It is fixed on lathe, then will be to be added
The holding stand of work（6）It is fixed on heart axle（1）On process holding stand removed after riveted joint and pocket hole, completion of processing（6）；Will
Two panels retainer lid（8）Heart axle is fixed on after superposition（1）On be processed, frame lid to be held（8）After completion of processing, it will keep
Frame lid（8）With keeping stand（6）Together, then smart car dimension of inner and outer diameters is until meet processing request for assembling, it is characterised in that：
Processing keeps stand（6）When, first rough turn holding stand（6）End face, excircle and inner periphery, and keep stand（6）One
End ring reserves a step around its inwall（11）, then will keep stand（6）It is set in heart axle（1）On, pass through briquetting（5）It is pressed in this
Step（11）Alignment pin is used after upper（4）By briquetting（5）With heart axle（1）It is fixed, to prevent briquetting（5）With heart axle（1）Relative turn
It is dynamic, nut is then used again（2）And packing ring（3）Stand will be kept（6）It is pressed abd fixed on heart axle（1）On be processed；The processing
Keep stand（6）When, most of material first is removed with drill bit preboring pocket hole, then with the riveted joint on hollow mjill end face milling,
Again with milling cutter by pockets processing to needed for size, to reduce the burr produced during processing as far as possible；The two panels retainer lid（8）
Heart axle is fixed on after superposition（1）On the operation that is processed it is as follows：By lower mould（9）It is set in heart axle（1）On, then by two panels
Retainer lid（8）It is sequentially sleeved in lower mould（9）On, then use alignment pin（4）Stationary gland（7）With heart axle（1）, prevent both relative
Rotate, finally use nut（2）Pass through packing ring（3）By retainer lid（8）Start processing after compression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444877.4A CN104942550B (en) | 2015-07-27 | 2015-07-27 | A kind of processing method of cylinder roller bearing retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444877.4A CN104942550B (en) | 2015-07-27 | 2015-07-27 | A kind of processing method of cylinder roller bearing retainer |
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| Publication Number | Publication Date |
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| CN104942550A CN104942550A (en) | 2015-09-30 |
| CN104942550B true CN104942550B (en) | 2017-08-11 |
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| CN201510444877.4A Active CN104942550B (en) | 2015-07-27 | 2015-07-27 | A kind of processing method of cylinder roller bearing retainer |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583836B (en) * | 2016-12-14 | 2018-11-23 | 中航工业哈尔滨轴承有限公司 | A kind of cylindrical roller bearing retainer pocket hole tooling and its pocket hole method |
| CN108274198A (en) * | 2018-01-24 | 2018-07-13 | 聊城鲁寰轴承有限公司 | A kind of external lock ring type thrust roller bearing retainer production technology |
| CN108436393A (en) * | 2018-03-20 | 2018-08-24 | 中国航发哈尔滨轴承有限公司 | A kind of cylinder roller bearing solid cage processing method and Set and Positioning tooling |
| CN109141327A (en) * | 2018-08-18 | 2019-01-04 | 哈尔滨轴承集团公司 | Aligning roller bearing retainer pocket hole center calipers and method |
| CN109531078B (en) * | 2019-01-14 | 2020-10-13 | 中国航发哈尔滨轴承有限公司 | Processing method of phenolic aldehyde rubberized fabric separated entity retainer |
| CN110961705B (en) * | 2019-12-25 | 2021-05-25 | 中国航发哈尔滨轴承有限公司 | Milling method for square pocket of short cylindrical roller bearing retainer |
| CN111098093B (en) * | 2019-12-27 | 2021-02-23 | 洛阳轴承研究所有限公司 | Processing technology of ultrathin-wall bearing retainer |
| CN114523140A (en) * | 2022-02-25 | 2022-05-24 | 中国航发哈尔滨轴承有限公司 | Machining method for milling notch of thrust ball bearing retainer |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1329670C (en) * | 2003-12-04 | 2007-08-01 | 洛阳轴承集团有限公司 | Processing method of deep trough ball bearig ball sbaped pocket hole cage |
| JP2008025591A (en) * | 2006-07-18 | 2008-02-07 | Ntn Corp | Thrust roller bearing cage manufacturing method |
| CN203804302U (en) * | 2013-12-27 | 2014-09-03 | 大连瑞谷科技有限公司 | Coaxial milling pocket clamp for holding rack with uniform pressure |
| CN204339079U (en) * | 2014-10-14 | 2015-05-20 | 中国航天科工集团第三研究院第八三五八研究所 | A kind of processing unit (plant) for precision bearing retainer |
| CN104439931A (en) * | 2014-10-30 | 2015-03-25 | 吴中区光福良盛机械厂 | Round pocket hole bearing retainer machining process |
| CN104646735A (en) * | 2014-12-02 | 2015-05-27 | 施剑秋 | Solid retainer oval pocket processing method |
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Effective date of registration: 20180509 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Patentee after: Luoyang Bearing Research Institute Address before: 471000 Fenghua Road 6, Luoyang high tech Development Zone, Henan Patentee before: Zhouyan Science and Technology Co., Ltd., Luoyang |