CN104806640B - Outer ring of tapered roller bearing - Google Patents
Outer ring of tapered roller bearing Download PDFInfo
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- CN104806640B CN104806640B CN201510217890.6A CN201510217890A CN104806640B CN 104806640 B CN104806640 B CN 104806640B CN 201510217890 A CN201510217890 A CN 201510217890A CN 104806640 B CN104806640 B CN 104806640B
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- outer ring
- steady pin
- roll bearing
- taper roll
- ring body
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- Rolling Contact Bearings (AREA)
Abstract
The invention relates to an outer ring of a tapered roller bearing. The outer ring solves the technical problems that the strength of the outer ring of a conventional tapered roller bearing is low and the like. The outer ring comprises an outer ring body, two tapered holes and a column-shaped hole, wherein annular grooves are formed in the outer side in the circumferential direction of the outer ring body, and a plurality of mounting holes penetrating through the outer ring body and are communicated with the column-shaped hole are formed in the annular grooves; fixing pins penetrating through the whole mounting holes are arranged in the mounting holes through a mounting structure, each fixing pin adopts a hollow structure with an inner cavity for accommodating lubricating oil, the inner ends of the fixing pins are closed and extend to the inner side in the circumferential direction of the outer ring body, the outer ends of the fixing pins are opened, a plurality of liquid outlet holes communicated with the inner cavity are formed in the outer sides in the circumferential directions of the inner ends of the fixing pins, and liquid outlet controlling mechanisms are arranged in the fixing pins. The outer ring has the following advantages of simple structure, good stability and high strength, a lubricating oil adding structure is arranged, so that the lubrication effect of a finished bearing product is good, and wear and tear do not easy to generate.
Description
Technical field
The invention belongs to technical field of automobile, more particularly to a kind of taper roll bearing outer ring.
Background technology
Taper roll bearing belongs to divergence type bearing, and the inside and outside circle of bearing is respectively provided with tapered raceway.The class bearing is by being filled
The columns of roller is divided into the different structural shape such as single-row, biserial and four-row tapered roller bearing, and taper roll bearing is widely
The fields such as automobile, milling train are used in, the bad working environments condition such as impact, high temperature, high speed, heavy duty is often operated in due to bearing
Under, be easily deformed, and existing taper roll bearing outer ring exist processing inconvenience, the problem of high cost, and for
For taper roll bearing more than biserial, easily there is bearing seal effect and be deteriorated, the phenomenon of oil leak.
In order to solve the problems, such as prior art, people have carried out long-term exploration, it is proposed that solution miscellaneous
Scheme.For example, Chinese patent literature discloses outer ring and the taper roll bearing of a kind of taper roll bearing, [application number：
201110397462.8], circle is formed with the taper cone barrel portion with circular cone orbital plane, the end from the path side in taper cone barrel portion outside
What the end of the big footpath side along generally radially extending small diameter side extension portion and from taper cone barrel portion extended to the outside of radial direction
Big footpath side extension.Make the wall thickness in small diameter side extension portion and the respective wall ratio taper cone barrel portion of big footpath side extension thick.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, but, the program is also at least present
Following defect：Stability is poor, low intensity, it is impossible to be lubricated oily addition, the problems such as lubricity is inadequate.
The content of the invention
Regarding the issue above, the present invention provides a kind of design is more reasonable, with addition grease structure
Taper roll bearing outer ring.
To reach above-mentioned purpose, present invention employs following technical proposal：This taper roll bearing outer ring, including be cylindrical in shape
Outer ring body, be respectively equipped with two bellmouths being symmetrically set in described outer ring body, described bellmouth is inner
Diameter to outer diameter become larger, form cylindrical hole between two bellmouths, it is characterised in that described outer ring body
Outer circumferential is provided with inside groove and the annular groove between two bellmouths, is provided with some in described annular groove
Through outer ring body and the mounting hole that is connected with cylindrical hole, it is provided with through whole mounting hole by mounting structure in mounting hole
Steady pin, described steady pin is in the hollow structure having for depositing the inner chamber of lubricating oil, and described steady pin inner end seals
Close and the end extends to the circumferential inner side of outer ring body, described steady pin outer end is open, be provided with steady pin the inner outer circumferential
Be provided with some fluid holes with intracavity inter-connection, and described steady pin lubricating oil can be made to be flowed out from fluid hole go out hydraulic control
Mechanism processed.Lubricating oil addition structure is come with using the bearing outer ring of said structure, so that bearing finished products high lubricating effect,
It is not likely to produce abrasion.
In above-mentioned taper roll bearing outer ring, described annular groove is arranged on the middle part of outer ring body.
In above-mentioned taper roll bearing outer ring, described annular groove cross section is in parallel with length with short parallel edges
Ratio between the isosceles trapezoid on side, and the short parallel edges and parallel edges long of described annular groove cross section is：1：2-3.It is excellent
Selection of land, ratio here is 1：2.5.
In above-mentioned taper roll bearing outer ring, the described liquid controlling organization that goes out includes being slidably arranged in steady pin
Piston body, described piston body outer circumferential abuts setting with steady pin inner circumferential wall, and described piston body is provided with
The drive component that piston body can be driven to be reciprocatingly slided in steady pin.Realized by drive component the slip of piston body so as to
Lubricating oil is sprayed from fluid hole.
In above-mentioned taper roll bearing outer ring, described drive component includes being arranged in steady pin and and piston body
Connected pull bar, and described pull bar extends to steady pin outside.Slide piston body by axial push-and-pull pull bar
It is dynamic.
Used as another preferred scheme, in above-mentioned taper roll bearing outer ring, described drive component includes wearing
In the drive rod being connected in steady pin and with piston body, described drive rod outer circumferential has external screw thread, described steady pin
Circumferential inner side has the internal thread matched with external screw thread, and described drive rod is connected with steady pin screw thread.I.e. by circumferential
Rotation of drive rod causes that piston body is moved.
In above-mentioned taper roll bearing outer ring, the quantity of described fluid hole is four, and two is one group and every group
Mutually it is correspondingly arranged.
In above-mentioned taper roll bearing outer ring, described mounting structure includes being arranged on spiral shell in the installation in mounting hole
Line, and described steady pin outer circumferential is provided with and installs the installation external screw thread that matches of internal thread, and described steady pin with
Mounting hole screw thread is connected.
In above-mentioned taper roll bearing outer ring, described outer ring body two ends outer circumferential is equipped with arc angling
Portion.
In above-mentioned taper roll bearing outer ring, shape between the described inner conical surface of bellmouth and the end face of outer ring body
Size into angle, and described angle is 75 ° -80 °.Preferably, the size of angle here is 78 °.
Compared with prior art, the advantage of this taper roll bearing outer ring is：Simple structure, good stability, intensity
Height, carries lubricating oil addition structure so that bearing finished products high lubricating effect, is not likely to produce abrasion.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment one that the present invention is provided.
Fig. 2 is the enlarged drawing at A in Fig. 1.
Fig. 3 is the partial structural diagram of the embodiment two that the present invention is provided.
In figure, outer ring body 1, bellmouth 11, cylindrical hole 12, annular groove 13, mounting hole 14, arc angling portion 15, peace
Assembling structure 2, internal thread 21 is installed, external screw thread 22, steady pin 3 is installed, inner chamber 31, fluid hole 32, is gone out liquid controlling organization 4, piston
Body 41, pull bar 42, drive rod 43, external screw thread 44, internal thread 45, angle α.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Embodiment one
As shown in Figure 1-2, in this taper roll bearing outer ring, including tubular outer ring body 1, outer ring body 1 respectively
Two bellmouths 11 being symmetrically set are provided with, diameter to the outer diameter of the inner of bellmouth 11 becomes larger, in two cones
Between shape hole 11 formed cylindrical hole 12, the middle part outer circumferential of outer ring body 1 be provided with inside groove and positioned at two bellmouths 11 it
Between annular groove 13, be provided with some through outer ring body 1 and the mounting hole 14 that is connected with cylindrical hole 12 in annular groove 13,
The steady pin 3 through whole mounting hole 14 is provided with by mounting structure 2 in mounting hole 14, steady pin 3 is in for depositing
The hollow structure of the inner chamber 31 of lubricating oil, and the inner of steady pin 3 closes and the end extends to the circumferential inner side of outer ring body 1, it is fixed
The outer end of pin 3 is open, and some fluid holes 32 being connected with inner chamber 31 are provided with the inner outer circumferential of steady pin 3, and in steady pin 3
Being provided with can make lubricating oil go out liquid controlling organization 4 from the interior outflow of fluid hole 32, and lubrication is come with using the bearing outer ring of the structure
Oil addition structure, so that bearing finished products high lubricating effect, is not likely to produce abrasion.
Specifically, the cross section of annular groove 13 in the present embodiment is in the isosceles ladder with short parallel edges and parallel edges long
Ratio between shape, and the short parallel edges and parallel edges long of the cross section of annular groove 13 is preferably：1：2.5.Wherein, going out here
Liquid controlling organization 4 includes being slidably arranged in piston body 41 in steady pin 3, and the outer circumferential of piston body 41 and steady pin 3 weeks are inside
Wall abuts setting, and piston body 41 is provided with the drive component that piston body 41 can be driven to be reciprocatingly slided in steady pin 3, i.e.,
Realize the slip of piston body 41 so as to lubricating oil be sprayed from fluid hole 32 by drive component.Here drive component bag
The pull bar 42 for being arranged on and being connected in steady pin 3 and with piston body 41 is included, and pull bar 42 extends to the outside of steady pin 3, that is, lead to
Axial push-and-pull pull bar 42 is crossed to slide piston body 41.
Further, the quantity of fluid hole 32 here is four, and two are mutually correspondingly arranged for one group and every group.Its
In, mounting structure 2 here includes the installation internal thread 21 being arranged in mounting hole 14, and the outer circumferential of steady pin 3 be provided with
The installation external screw thread 22 that internal thread 21 matches is installed, and steady pin 3 is connected with the screw thread of mounting hole 14.Preferably, here outer
Circle body 1 two ends outer circumferential is equipped with arc angling portion 15.Shape between the inner conical surface of bellmouth 11 and the end face of outer ring body 1
Into angle α, and angle α is preferably sized to 78 °.
Embodiment two
As shown in figure 3, the structure of the present embodiment, principle are similar with embodiment one with implementation steps, different place exists
In the drive component in the present embodiment includes being arranged in the drive rod 43 being connected in steady pin 3 and with piston body 41, drive rod 43
Outer circumferential has external screw thread 44, and the circumferential inner side of steady pin 3 has the internal thread 45 matched with external screw thread 44, and drive rod 43
It is connected with the screw thread of steady pin 3, i.e., by circumferentially rotating drive rod 43 so that piston body 41 is moved.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more used herein outer ring body 1, bellmouth 11, cylindrical hole 12, annular groove 13, mounting hole 14,
Arc angling portion 15, mounting structure 2, internal thread 21 is installed, external screw thread 22, steady pin 3 is installed, inner chamber 31, fluid hole 32, is gone out liquid
The terms such as controlling organization 4, piston body 41, pull bar 42, drive rod 43, external screw thread 44, internal thread 45, angle α, but be not precluded from
Use the possibility of other terms.It is used for the purpose of more easily describing and explaining essence of the invention using these terms；
They are construed to any additional limitation and are all disagreed with spirit of the present invention.
Claims (10)
1. a kind of taper roll bearing outer ring, including tubular outer ring body (1), sets respectively in described outer ring body (1)
There are two bellmouths being symmetrically set (11), inner diameter to the outer diameter of described bellmouth (11) becomes larger,
Between two bellmouths (11) formed cylindrical hole (12), it is characterised in that described outer ring body (1) outer circumferential be provided with to
Inner groovy and the annular groove (13) between two bellmouths (11), some passing through is provided with described annular groove (13)
Outer ring body (1) and the mounting hole (14) being connected with cylindrical hole (12) are worn, is provided with by mounting structure (2) in mounting hole (14)
Through the steady pin (3) of whole mounting hole (14), described steady pin (3) is in the inner chamber (31) for depositing lubricating oil
Hollow structure, and described steady pin (3) the inner closes and the end extends to the circumferential inner side of outer ring body (1), described fixation
Pin (3) outer end is open, and some fluid holes (32) being connected with inner chamber (31) are provided with steady pin (3) the inner outer circumferential, and
Being provided with described steady pin (3) can make lubricating oil go out liquid controlling organization (4) from the interior outflow of fluid hole (32).
2. taper roll bearing outer ring according to claim 1, it is characterised in that described annular groove (13) is arranged on
The middle part of outer ring body (1).
3. taper roll bearing outer ring according to claim 2, it is characterised in that described annular groove (13) cross section
In the isosceles trapezoid with short parallel edges and parallel edges long, and the short parallel edges of described annular groove (13) cross section is flat with long
Ratio between row side is：1：(2-3).
4. the taper roll bearing outer ring according to claim 1 or 2 or 3, it is characterised in that described goes out liquid controlling organization
(4) including the piston body (41) being slidably arranged in steady pin (3), described piston body (41) outer circumferential and steady pin (3)
Inner circumferential wall abuts setting, and described piston body (41) is provided with and piston body (41) can be driven past in steady pin (3)
The multiple drive component for sliding.
5. taper roll bearing outer ring according to claim 4, it is characterised in that described drive component includes being arranged on
The pull bar (42) being connected in steady pin (3) and with piston body (41), and described pull bar (42) extends to steady pin (3) outward
Side.
6. taper roll bearing outer ring according to claim 4, it is characterised in that described drive component includes being arranged in
The drive rod (43) being connected in steady pin (3) and with piston body (41), described drive rod (43) outer circumferential has external screw thread
(44), the circumferential inner side of described steady pin (3) has the internal thread (45) matched with external screw thread (44), and described drive rod
(43) it is connected with steady pin (3) screw thread.
7. the taper roll bearing outer ring according to claim 1 or 2 or 3, it is characterised in that described fluid hole (32)
Quantity is four, and two are mutually correspondingly arranged for one group and every group.
8. taper roll bearing outer ring according to claim 7, it is characterised in that described mounting structure (2) is including setting
The installation internal thread (21) in mounting hole (14) is put, and described steady pin (3) outer circumferential is provided with and installs internal thread
(21) the installation external screw thread (22) for matching, and described steady pin (3) is connected with mounting hole (14) screw thread.
9. taper roll bearing outer ring according to claim 1, it is characterised in that described outer ring body (1) two ends week
Arc angling portion (15) is equipped with laterally.
10. taper roll bearing outer ring according to claim 1, it is characterised in that the inner cone of described bellmouth (11)
Angle (α) is formed between the end face of face and outer ring body (1), and the size of described angle (α) is 75 ° -80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510217890.6A CN104806640B (en) | 2015-04-30 | 2015-04-30 | Outer ring of tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510217890.6A CN104806640B (en) | 2015-04-30 | 2015-04-30 | Outer ring of tapered roller bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104806640A CN104806640A (en) | 2015-07-29 |
| CN104806640B true CN104806640B (en) | 2017-05-24 |
Family
ID=53691749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510217890.6A Active CN104806640B (en) | 2015-04-30 | 2015-04-30 | Outer ring of tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104806640B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007042364A1 (en) * | 2007-09-06 | 2009-03-26 | Schaeffler Kg | Fluid supply system i.e. lubricant supply system, for bearing of ink jet printer, has pump designed as micro pump, where supply rate of micro pump is present between few Pico liters and few micro liters per hour |
| CN201391551Y (en) * | 2008-12-30 | 2010-01-27 | 上海人本集团有限公司 | Lubrication structure for superspeed angular contact bearing pack |
| JP2012072851A (en) * | 2010-09-29 | 2012-04-12 | Ntn Corp | Lubricating device for rolling bearing |
| CN203395009U (en) * | 2013-07-12 | 2014-01-15 | 浙江正大轴承有限公司 | Double-row bearing with novel inner ring |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1003110C2 (en) * | 1996-05-14 | 1997-11-18 | Skf Ind Trading & Dev | Tapered roller bearing with grease retainer and grease retainer. |
| JP2004360828A (en) * | 2003-06-05 | 2004-12-24 | Ntn Corp | Lubricating device of rolling bearing |
| JP4930453B2 (en) * | 2008-05-12 | 2012-05-16 | トヨタ自動車株式会社 | Bearing lubrication structure of rotating shaft |
| DE102010014064B4 (en) * | 2010-04-07 | 2012-12-13 | Schaeffler Technologies AG & Co. KG | Lubricating oil supply device for a rolling bearing |
| DE102010035058A1 (en) * | 2010-08-21 | 2012-02-23 | Schaeffler Technologies Gmbh & Co. Kg | Lubricating oil supply device for a rolling bearing |
| DE102010046416A1 (en) * | 2010-09-23 | 2012-03-29 | Schaeffler Technologies Gmbh & Co. Kg | Antifriction bearing has two bearing rings and one or multiple rolling bodies, which are arranged between bearing rings, where rolling bodies are rolled on careers of bearing bodies |
| CN202493577U (en) * | 2011-12-31 | 2012-10-17 | 浙江八环轴承有限公司 | Straight-lubricating angular contact ball bearing and supporting system |
| CN204628302U (en) * | 2015-04-30 | 2015-09-09 | 德清德曼汽车零部件有限公司 | Tapered roller bearing outer ring |
-
2015
- 2015-04-30 CN CN201510217890.6A patent/CN104806640B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007042364A1 (en) * | 2007-09-06 | 2009-03-26 | Schaeffler Kg | Fluid supply system i.e. lubricant supply system, for bearing of ink jet printer, has pump designed as micro pump, where supply rate of micro pump is present between few Pico liters and few micro liters per hour |
| CN201391551Y (en) * | 2008-12-30 | 2010-01-27 | 上海人本集团有限公司 | Lubrication structure for superspeed angular contact bearing pack |
| JP2012072851A (en) * | 2010-09-29 | 2012-04-12 | Ntn Corp | Lubricating device for rolling bearing |
| CN203395009U (en) * | 2013-07-12 | 2014-01-15 | 浙江正大轴承有限公司 | Double-row bearing with novel inner ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104806640A (en) | 2015-07-29 |
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Denomination of invention: Tapered roller bearing outer ring Effective date of registration: 20211021 Granted publication date: 20170524 Pledgee: Zhejiang Deqing Rural Commercial Bank Co.,Ltd. Xin'an sub branch Pledgor: DEQING DEMAN AUTO PARTS Co.,Ltd. Registration number: Y2021330001995 |