CN106089986A - A kind of high speed ceramic ball bearing and assembly technology thereof - Google Patents
A kind of high speed ceramic ball bearing and assembly technology thereof Download PDFInfo
- Publication number
- CN106089986A CN106089986A CN201610462300.0A CN201610462300A CN106089986A CN 106089986 A CN106089986 A CN 106089986A CN 201610462300 A CN201610462300 A CN 201610462300A CN 106089986 A CN106089986 A CN 106089986A
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- CN
- China
- Prior art keywords
- ball
- retainer
- high speed
- bearing
- ring
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/32—Balls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3812—Ball cages formed of interconnected segments, e.g. chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/20—Application independent of particular apparatuses related to type of movement
- F16C2300/22—High-speed rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators
Abstract
The invention discloses a kind of high speed ceramic ball bearing and assembly technology thereof, relate to mechanical fitting field, a kind of high speed ceramic ball bearing, including inner ring, outer ring, ball ball and retainer, described ball ball is arranged between outer ring and inner ring, retainer is in the surrounding of ball ball, partly parcel ball ball, guide ball ball and hold it in bearing, it is provided with sealing ring outside described retainer, bracing frame it is provided with between sealing ring and retainer, described retainer is provided with several through holes, yielding rubber it is provided with in through hole, described yielding rubber has spring with being connected between through-hole wall, the invention provides a kind of resistance to shock ability strong, good to the adaptability of temperature, and Stability Analysis of Structures, service life length high speed ceramic ball bearing and assembly technology.
Description
Technical field
The present invention relates to mechanical fitting field, be specifically related to a kind of high speed ceramic ball bearing and assembly technology thereof.
Background technology:
Bearing is the complete sets of basic equipment part of modern machine, is the foundation stone of machine finish index guarantee, and its performance can directly affect
To rotating speed, rotating accuracy, rigidity, trembling vibration cutting ability, noise, temperature rise and the thermal deformation of lathe, and then have influence on processing zero
The precision of part, surface quality.In traditional mechanical or common mechanical, rotating speed mainly forwards thousand of revs/min to hundreds of.Along with
The fast development of Numeric Control Technology, " compound, at a high speed, intelligence, accurate, environmental protection " become the main of current machine tool industry technology development
Trend, because High-speed machining can be effectively improved the working (machining) efficiency of lathe, shorten the process-cycle of workpiece.Modern High-Speed adds
Work lathe, spindle speed requires that reaching several ten thousand forwards tens0000 revs/min to.This just requires that machine tool chief axis and associated components thereof are wanted
Adapt to the demand of High-speed machining, relate to bearing proposing brand-new requirement.If the high-speed adaptability of bearing is bad, main shaft
The temperature rise of system can be very serious, even can burn inefficacy to death.Therefore, high performance lathe must the high performance bearing of adapted.Bearing
Precision can be divided into five grades of P0, P6, P5, P4 and P2, the circular runout of main shaft bearing, end face run-out, rolling element are straight
The form and position tolerances such as footpath is inconsistent have a strong impact on the precision of axis system and workpiece thereof, the bearing essence on modern machine main shaft
Degree should be P5 and more than, and for Digit Control Machine Tool, machining center etc. at a high speed, the main shaft bearing of high-precision machine tool, then need
Select P4 and above high-precision bearing thereof.Due to machine tool mainshaft bearing high accuracy, at a high speed, high reliability request, to rolling
Kinetoplast material has some particular/special requirements, and the rotating speed of general bearing steel rolling body bearing and temperature rise, life-span and bearing capacity,
Rigidity and vibration resistance, noise can not meet the requirement of modern machine.
Patent No. CN 105020264 A discloses a kind of silicon nitride full ceramic ball bearing, and it relates to a kind of mechanical fitting,
It is specifically related to the full ceramic ball bearing of high intensity.He includes outer shroud, internal ring, ball ball, retainer, main shaft；Described ball ball exists
Arranging between outer shroud and internal ring, outer shroud and ball ball are made up of hot-isostatic pressure silicon nitride, and ball ball is full Ceramic Balls, and retainer exists
The surrounding of ball ball, partly parcel ball ball, guide ball ball and hold it in bearing, and main shaft is arranged in internal ring
Portion, it is possible to achieve rotation at a high speed, outer shroud is fixed in bearing block, and outer shroud and internal ring have a respective outer raceway and interior respectively
Raceway, faces each other, and respective concave surface is towards the other side, although it is strong to the adaptive faculty of temperature, but resistance to shock is general.
Summary of the invention
It is an object of the invention to provide a kind of high speed ceramic ball bearing and assembly technology thereof, to solve prior art is led
The above-mentioned multinomial defect caused.
A kind of high speed ceramic ball bearing, including inner ring, outer ring, ball ball and retainer, described ball ball in outer ring with interior
Arranging between circle, retainer, in the surrounding of ball ball, partly wraps up ball ball, guides ball ball also to hold it in bearing,
Being provided with sealing ring outside described retainer, be provided with bracing frame between sealing ring and retainer, described retainer is provided with several and leads to
Hole, is provided with yielding rubber in through hole, described yielding rubber has spring with being connected between through-hole wall.
Preferably, support frame as described above includes the body frame being located between inner ring and outer ring and is respectively arranged on the upper and lower two ends of retainer
Support.
Preferably, described ball ball uses silicon carbide powder to form through heat isobaric sintering process sintering, is distributed inside it
The most tiny many foam holes, outer surface has one layer of lappingout surface layer.
Preferably, described outer ring is provided with outer raceway, and inner ring is provided with interior raceway, outer raceway and the respective concave surface of interior raceway
Being directed towards, ball ball is arranged between outer raceway and interior raceway.
A kind of technique assembling high speed ceramic ball bearing, this technique specifically includes following steps:
A. carry out heating and being fixed by outer ring to be assembled being placed at the outer ring shoulder of assembling equipment；
B. retainer is placed at retainer shoulder, then ball ball is placed at Ceramic Balls shoulder, utilize ball ball certainly
Heavy sensation of the body amount and guide surface guide, and are slipped into by ball ball in retainer pocket hole；
C. it is arranged at inner ring shoulder after inner ring to be assembled being heated, firmly presses under inner ring, make rolling element fully enter
Interior raceway and outer raceway；
D. sealing ring and bracing frame are assembled.
It is an advantage of the current invention that: this kind of high speed ceramic ball bearing, its resistance to shock ability adaptability by force, to temperature
Good, and Stability Analysis of Structures, service life is long.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high speed ceramic ball bearing of the present invention.
Fig. 2 is the structural representation of ball ball of the present invention.
Wherein: 1-outer ring, 2-inner ring, 3-retainer, 4-ball ball, 5-sealing ring, 6-bracing frame, 7-body frame, 8-support,
9-through hole, 10-spring, 11-yielding rubber, 12-foam hole.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with
Detailed description of the invention, is expanded on further the present invention.
As depicted in figs. 1 and 2, a kind of high speed ceramic ball bearing, including inner ring 2, outer ring 1, ball ball 4 and retainer 3, institute
Stating ball ball 4 to arrange between outer ring 1 and inner ring 2, retainer 3, in the surrounding of ball ball 4, partly wraps up ball ball 4, guides ball
Ball 4 also holds it in bearing, is provided with sealing ring 5, is provided with support between sealing ring 5 and retainer 3 outside described retainer 3
Frame 6, it is ensured that the job stability of bearing, described retainer 3 is provided with several through holes 9, is provided with yielding rubber in through hole 9
11, it is connected between described yielding rubber 11 with through hole 9 inwall and has spring 10, the setting of yielding rubber 11 and spring 10 ensure that bearing
Resistance to shock.
It should be noted that body frame 7 that support frame as described above 6 includes being located between inner ring 2 and outer ring 1 and be respectively arranged on holding
The support 8 at frame about 3 two ends, described ball ball 4 uses silicon carbide powder to form through heat isobaric sintering process sintering, part in it
Being furnished with the most tiny many foam hole 12, outer surface has one layer of lappingout surface layer.
At the present embodiment, described outer ring 1 is provided with outer raceway, and inner ring 2 is provided with interior raceway, outer raceway and interior raceway each
Concave surface be directed towards, ball ball 4 is arranged between outer raceway and interior raceway.
A kind of technique assembling high speed ceramic ball bearing, this technique specifically includes following steps:
A. carry out heating and being fixed being placed at outer ring 1 shoulder of assembling equipment by outer ring 1 to be assembled；
B. retainer 3 is placed at retainer 3 shoulder, then ball ball 4 is placed at Ceramic Balls shoulder, utilize ball ball
4 own wts and guide surface guide, and are slipped into by ball ball 4 in retainer 3 pocket hole；
C. it is arranged at inner ring 2 shoulder after inner ring 2 to be assembled being heated, firmly inner ring is pressed for 2 times, make rolling element all enter
Enter interior raceway and outer raceway；
D. sealing ring 5 and bracing frame 6 are assembled.
It is an advantage of the current invention that: this kind of high speed ceramic ball bearing, its resistance to shock ability adaptability by force, to temperature
Good, and Stability Analysis of Structures, service life is long.
Based on above-mentioned, this kind of high speed ceramic ball bearing, its resistance to shock ability is strong, good to the adaptability of temperature, and structure
Stable, service life is long, and its assembly technology step is simple, convenient to operate, low cost, safety height.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case realizes.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only.Institute
The change within the scope of the present invention or within being equal to the scope of the present invention is had all to be included in the invention.
Claims (5)
1. a high speed ceramic ball bearing, including inner ring, outer ring, ball ball and retainer, described ball ball is at outer ring and inner ring
Between arrange, retainer in the surrounding of ball ball, partly parcel ball ball, guide ball ball also to hold it in bearing, its
Being characterised by, be provided with sealing ring outside described retainer, being provided with bracing frame between sealing ring and retainer, described retainer is provided with
Several through holes, are provided with yielding rubber in through hole, described yielding rubber has spring with being connected between through-hole wall.
A kind of high speed ceramic ball bearing the most according to claim 1, it is characterised in that: support frame as described above includes being located at inner ring
And the body frame between outer ring and be respectively arranged on the support at the upper and lower two ends of retainer.
A kind of high speed ceramic ball bearing the most according to claim 1, it is characterised in that: described ball ball uses carborundum powder
End forms through heat isobaric sintering process sintering, and many most tiny foam hole is distributed inside it, and outer surface has one layer
Lappingout surface layer.
A kind of high speed ceramic ball bearing the most according to claim 1, it is characterised in that: described outer ring is provided with outer raceway,
Inner ring is provided with interior raceway, outer raceway and the respective concave surface of interior raceway and is directed towards, and ball ball is arranged on outer raceway and interior raceway
Between.
5. the technique of the high speed ceramic ball bearing that a kind is assembled described in claim 1-4 any one, it is characterised in that this technique
Specifically include following steps:
A. carry out heating and being fixed by outer ring to be assembled being placed at the outer ring shoulder of assembling equipment；
B. retainer is placed at retainer shoulder, then ball ball is placed at Ceramic Balls shoulder, utilize ball ball certainly
Heavy sensation of the body amount and guide surface guide, and are slipped into by ball ball in retainer pocket hole；
C. it is arranged at inner ring shoulder after inner ring to be assembled being heated, firmly presses under inner ring, make rolling element fully enter
Interior raceway and outer raceway；
D. sealing ring and bracing frame are assembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610462300.0A CN106089986A (en) | 2016-06-24 | 2016-06-24 | A kind of high speed ceramic ball bearing and assembly technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610462300.0A CN106089986A (en) | 2016-06-24 | 2016-06-24 | A kind of high speed ceramic ball bearing and assembly technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106089986A true CN106089986A (en) | 2016-11-09 |
Family
ID=57253020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610462300.0A Pending CN106089986A (en) | 2016-06-24 | 2016-06-24 | A kind of high speed ceramic ball bearing and assembly technology thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106089986A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223584A (en) * | 2016-12-09 | 2018-06-29 | 斯凯孚公司 | The manufacturing method of building block and building block |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101286667A (en) * | 2007-04-11 | 2008-10-15 | 日本胜利株式会社 | Motor |
| CN101581335A (en) * | 2008-05-13 | 2009-11-18 | 温州人本轴承有限公司 | Wedge block type low-noise unidirectional bearing |
| CN102588450A (en) * | 2011-06-14 | 2012-07-18 | 李东炬 | Assembly technology of high-precision high-speed ceramic ball bearing |
| JP2014029174A (en) * | 2012-07-31 | 2014-02-13 | Nsk Ltd | Split type cage |
| CN204284198U (en) * | 2014-11-10 | 2015-04-22 | 宁波百沃精工轴承有限公司 | Ceramic ball bearing |
| CN205078607U (en) * | 2015-09-02 | 2016-03-09 | 梅州市裕丰陶瓷有限公司 | Novel combined type ceramic bearing |
-
2016
- 2016-06-24 CN CN201610462300.0A patent/CN106089986A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101286667A (en) * | 2007-04-11 | 2008-10-15 | 日本胜利株式会社 | Motor |
| CN101581335A (en) * | 2008-05-13 | 2009-11-18 | 温州人本轴承有限公司 | Wedge block type low-noise unidirectional bearing |
| CN102588450A (en) * | 2011-06-14 | 2012-07-18 | 李东炬 | Assembly technology of high-precision high-speed ceramic ball bearing |
| JP2014029174A (en) * | 2012-07-31 | 2014-02-13 | Nsk Ltd | Split type cage |
| CN204284198U (en) * | 2014-11-10 | 2015-04-22 | 宁波百沃精工轴承有限公司 | Ceramic ball bearing |
| CN205078607U (en) * | 2015-09-02 | 2016-03-09 | 梅州市裕丰陶瓷有限公司 | Novel combined type ceramic bearing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223584A (en) * | 2016-12-09 | 2018-06-29 | 斯凯孚公司 | The manufacturing method of building block and building block |
| US11639737B2 (en) | 2016-12-09 | 2023-05-02 | Aktiebolaget Skf | Component and method for manufacturing a component |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |