CN105114467A - High-speed bearing for high-speed motorized spindle - Google Patents
High-speed bearing for high-speed motorized spindle Download PDFInfo
- Publication number
- CN105114467A CN105114467A CN201510450356.XA CN201510450356A CN105114467A CN 105114467 A CN105114467 A CN 105114467A CN 201510450356 A CN201510450356 A CN 201510450356A CN 105114467 A CN105114467 A CN 105114467A
- Authority
- CN
- China
- Prior art keywords
- speed
- bearing
- centre circle
- holes
- outer 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
Links
Classifications
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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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/55—Systems consisting of a plurality of bearings with rolling friction with intermediate floating or independently-driven rings rotating at reduced speed or with other differential ball or roller bearings
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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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
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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
- 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
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/08—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with two or more rows of balls
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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
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention relates to a high-speed bearing for a high-speed motorized spindle. The high-speed bearing comprises an inner ring, an outer ring, at least one intermediate ring arranged between the inner ring and the outer ring, a retainer with a wrapping part, and balls, wherein a first lubricating cooling liquid channel and a second lubricating cooling channel are correspondingly arranged in the intermediate ring and the retainer; concave arc shaped grooves adapted to the balls are formed in the sidewalls of the inner ring, the outer ring and the intermediate ring; the first lubricating cooling liquid channel comprises a plurality of first through holes which are formed in two sides of the intermediate ring in the radial direction, and arc shaped oil guide grooves which are peripherally formed in the intermediate ring and communicated with the first through holes, wherein each arc-shaped oil guide groove is inclined toward one side of the corresponding concave arc shaped groove; the second lubricating cooling channel comprises a plurality of second through holes formed in the wrapping part, and a plurality of branching oil guide holes which are communicated with an inner cavity of the wrapping part together with the second through holes in the radial direction. The high-speed bearing for the high-speed motorized spindle is reasonable in structure, and outstanding in cooling and lubricating effects, and the service life can be prevented from influence caused by high-speed running of the bearing.
Description
Technical field
The present invention relates to field of bearings, especially a kind of high-speed bearing for high-speed electric main shaft.
Background technique
During the last ten years, Chinese national economy achieves tells development to reform and opening-up three, and it is an industrial power that China is shot up by a large agricultural country.Each corner that " made in China " is all over the world.But due to historical reasons, there is certain gap with Foreign Advanced Lerel in China all the time.Bearing is the basic part of machinery.High-end equipment manufacturing be unable to do without precision bearing.Most Production of bearing enterprise of China is engaged in low-level duplication of production, waste of manpower, material resources, resource, welding; Along with the development of high-end equipment manufacture, increasing to precision machine tool main shaft, high-speed electric main shaft bearing, engraving machine bearing market demand, require more and more higher.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome above-mentioned middle Problems existing, provide a kind of high-speed bearing for high-speed electric main shaft, it is rational in infrastructure, cooling and high lubricating effect, prevents bearing from affecting bearing working life because running up.
The technical solution adopted for the present invention to solve the technical problems is: a kind of high-speed bearing for high-speed electric main shaft, comprise inner ring, outer ring, be arranged at least one centre circle between inner ring and outer ring, the retainer with parcel and ball, described centre circle and retainer inside are respectively arranged with the first metalworking coolant passage and the second lubrication passage; Described inner ring, outer ring and centre circle sidewall are provided with the concave arc groove suitable with ball;
The first described metalworking coolant passage comprises radial direction and is arranged on some first through holes of centre circle both sides and circumference is arranged on the Oil Guide arc groove be communicated with on centre circle and with the first through hole; Described Oil Guide arc groove is to the lopsidedness of concave arc groove;
The second described lubrication passage comprise be arranged on some second through holes in parcel and with the second through hole radial communication to some bifurcated oil guiding holes of parcel inner chamber.
As preferred scheme, described retainer adopts high-temperature nylon to make.
As preferred scheme, the wall thickness of described outer ring is the wall thickness being greater than centre circle.
As preferred scheme, the wall thickness of described inner ring is the wall thickness being greater than centre circle.
As preferred scheme, the both-side opening end of described first through hole is respectively arranged with the deep gouge for oiling.
The invention has the beneficial effects as follows: a kind of high-speed bearing for high-speed electric main shaft, centre circle and retainer inside are respectively arranged with the first metalworking coolant passage and the second lubrication passage; Keeping each position of Bearing inner to have metalworking coolant, cooling and high lubricating effect, preventing bearing from affecting bearing working life because running up.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is a kind of high-speed bearing overall structure schematic diagram for high-speed electric main shaft of the present invention;
Fig. 2 is the cross-sectional view of a kind of high-speed bearing for high-speed electric main shaft of the present invention;
Fig. 3 is the section structure for amplifying schematic diagram of a kind of high-speed bearing for high-speed electric main shaft of the present invention.
Accompanying drawing acceptance of the bid note is described below: 1, inner ring, and 2, outer ring, 3, centre circle, 31, concave arc groove, 4, retainer, 5 balls, the 6, first through hole, 61, Oil Guide arc groove, 62, deep gouge, the 7, second through hole, 71, bifurcated oil guiding hole.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
A kind of high-speed bearing for high-speed electric main shaft as shown in Figure 1, 2, comprise inner ring 1, outer ring 2, be arranged at least one centre circle 3 between inner ring 1 and outer ring 2, the retainer 4 with parcel and ball 5, described centre circle 3 is respectively arranged with the first metalworking coolant passage and the second lubrication passage with retainer 4 inside; Described inner ring 1, outer ring 2 are provided with the concave arc groove 31 suitable with ball 5 with centre circle 3 sidewall; The first described metalworking coolant passage comprises radial direction and is arranged on some first through holes 6 of centre circle 3 both sides and circumference is arranged on the Oil Guide arc groove 61 be communicated with on centre circle 3 and with the first through hole 6; Described Oil Guide arc groove 61 is to the lopsidedness of concave arc groove 31; The second described lubrication passage comprise be arranged on some second through holes 7 in parcel and with the second through hole 7 radial communication to some bifurcated oil guiding holes 71 of parcel inner chamber.
Described retainer 4 adopts high-temperature nylon to make.The wall thickness of described outer ring 2 is the wall thickness being greater than centre circle 3.The wall thickness of described inner ring 1 is the wall thickness being greater than centre circle 3.The both-side opening end of described first through hole 6 is respectively arranged with the deep gouge 62 for oiling.
A kind of high-speed bearing for high-speed electric main shaft of the present invention, centre circle 3 and retainer 4 inside are respectively arranged with the first metalworking coolant passage and the second lubrication passage; Keeping each position of Bearing inner to have metalworking coolant, cooling and high lubricating effect, preventing bearing from affecting bearing working life because running up.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.
Claims (5)
1. the high-speed bearing for high-speed electric main shaft, comprise inner ring (1), outer ring (2), be arranged at least one centre circle (3) between inner ring (1) and outer ring (2), the retainer (4) with parcel and ball (5), it is characterized in that: described centre circle (3) and retainer (4) inside are respectively arranged with the first metalworking coolant passage and the second lubrication passage; Described inner ring (1), outer ring (2) are provided with the concave arc groove (31) suitable with ball (5) with centre circle (3) sidewall;
The first described metalworking coolant passage comprises radial direction and is arranged on some first through holes (6) of centre circle (3) both sides and circumference and is arranged on the upper and Oil Guide arc groove (61) be communicated with the first through hole (6) of centre circle (3); Described Oil Guide arc groove (61) is to the lopsidedness of concave arc groove (31);
The second described lubrication passage comprise be arranged on some second through holes (7) in parcel and with the second through hole (7) radial communication to some bifurcated oil guiding holes (71) of parcel inner chamber.
2. a kind of high-speed bearing for high-speed electric main shaft according to claim 1, is characterized in that: described retainer (4) adopts high-temperature nylon to make.
3. a kind of high-speed bearing for high-speed electric main shaft according to claim 1, is characterized in that: the wall thickness of described outer ring (2) is the wall thickness being greater than centre circle (3).
4. a kind of high-speed bearing for high-speed electric main shaft according to claim 1, is characterized in that: the wall thickness of described inner ring (1) is the wall thickness being greater than centre circle (3).
5. a kind of high-speed bearing for high-speed electric main shaft according to claim 1, is characterized in that: the both-side opening end of described first through hole (6) is respectively arranged with the deep gouge (62) for oiling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450356.XA CN105114467A (en) | 2015-07-28 | 2015-07-28 | High-speed bearing for high-speed motorized spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450356.XA CN105114467A (en) | 2015-07-28 | 2015-07-28 | High-speed bearing for high-speed motorized spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105114467A true CN105114467A (en) | 2015-12-02 |
Family
ID=54662537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510450356.XA Pending CN105114467A (en) | 2015-07-28 | 2015-07-28 | High-speed bearing for high-speed motorized spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105114467A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687475A (en) * | 2017-11-23 | 2018-02-13 | 韦满红 | A kind of stacked high-speed bearing |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01104431U (en) * | 1988-01-06 | 1989-07-14 | ||
| CN2049708U (en) * | 1989-04-07 | 1989-12-20 | 林纪平 | Ball bearing |
| US6152606A (en) * | 1997-04-18 | 2000-11-28 | Nsk Ltd. | Self-aligning roller bearing |
| US6206575B1 (en) * | 1998-10-29 | 2001-03-27 | Koyo Seiko Co., Ltd. | Cage for bearing and bearing using the same |
| CN102261376A (en) * | 2011-06-14 | 2011-11-30 | 大连大友高技术陶瓷有限公司 | High-speed ceramic ball bearing |
| EP2562437A2 (en) * | 2011-08-25 | 2013-02-27 | United Technologies Corporation | Angular contact ball bearing |
| CN103790965A (en) * | 2014-02-27 | 2014-05-14 | 洛阳轴研科技股份有限公司 | Bearing retainer with grooves in the outer diameter part and design method thereof |
| CN203770393U (en) * | 2014-03-04 | 2014-08-13 | 浙江鑫茂轴承有限公司 | Roller bearing |
-
2015
- 2015-07-28 CN CN201510450356.XA patent/CN105114467A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01104431U (en) * | 1988-01-06 | 1989-07-14 | ||
| CN2049708U (en) * | 1989-04-07 | 1989-12-20 | 林纪平 | Ball bearing |
| US6152606A (en) * | 1997-04-18 | 2000-11-28 | Nsk Ltd. | Self-aligning roller bearing |
| US6206575B1 (en) * | 1998-10-29 | 2001-03-27 | Koyo Seiko Co., Ltd. | Cage for bearing and bearing using the same |
| CN102261376A (en) * | 2011-06-14 | 2011-11-30 | 大连大友高技术陶瓷有限公司 | High-speed ceramic ball bearing |
| EP2562437A2 (en) * | 2011-08-25 | 2013-02-27 | United Technologies Corporation | Angular contact ball bearing |
| CN103790965A (en) * | 2014-02-27 | 2014-05-14 | 洛阳轴研科技股份有限公司 | Bearing retainer with grooves in the outer diameter part and design method thereof |
| CN203770393U (en) * | 2014-03-04 | 2014-08-13 | 浙江鑫茂轴承有限公司 | Roller bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687475A (en) * | 2017-11-23 | 2018-02-13 | 韦满红 | A kind of stacked high-speed bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151202 |