CN202937627U - Two-way thrust tapered roller bearing - Google Patents

Two-way thrust tapered roller bearing Download PDF

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Publication number
CN202937627U
CN202937627U CN 201220600419 CN201220600419U CN202937627U CN 202937627 U CN202937627 U CN 202937627U CN 201220600419 CN201220600419 CN 201220600419 CN 201220600419 U CN201220600419 U CN 201220600419U CN 202937627 U CN202937627 U CN 202937627U
Authority
CN
China
Prior art keywords
tapered roller
cage
roller bearing
ring
retainer
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.)
Expired - Lifetime
Application number
CN 201220600419
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Chinese (zh)
Inventor
卢天民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UBC Precision Bearing Manufacturing Co Ltd
Original Assignee
UBC Precision Bearing Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by UBC Precision Bearing Manufacturing Co Ltd filed Critical UBC Precision Bearing Manufacturing Co Ltd
Priority to CN 201220600419 priority Critical patent/CN202937627U/en
Application granted granted Critical
Publication of CN202937627U publication Critical patent/CN202937627U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a two-way thrust tapered roller bearing, which comprises a central shaft ring, races, a retainer, tapered rollers and a spacing ring, wherein after the tapered rollers are mounted in the retainer, the retainer is mounted between the central shaft ring and the races; the central shaft ring is mounted between the two rows of tapered rollers; the races are mounted on the outer side of the retainer; and the spacing ring is arranged between the two races. Compared with the prior art, the two-way thrust tapered roller bearing has the advantages of high machining precision, long service life, high safety, compact structure and the like.

Description

A kind of bidirectional thrust tapered roller bearing
Technical field
The utility model relates to a kind of bearing, especially relates to a kind of bidirectional thrust tapered roller bearing.
Background technique
At present, in the milling train industry, common employing two cover tapered roller thrust bearings have following shortcoming: will adjust bearing clearance when 1, installing; 2, the bearing installation and maintenance are more difficult.
The model utility content
The purpose of this utility model be exactly provide in order to overcome the defective that above-mentioned prior art exists that a kind of machining accuracy is high, the life-span long, the bidirectional thrust tapered roller bearing of safe, compact structure.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of bidirectional thrust tapered roller bearing, it is characterized in that, comprise middle blowout patche, seat ring, retainer, tapered roller and spacer ring, described tapered roller is packed into after retainer, retainer is contained between middle blowout patche and seat ring, described middle blowout patche is contained between two row tapered rollers, and described seat ring is contained in outside retainer, and described spacer ring is located between two seat rings.
Described middle blowout patche both sides are provided with two row raceways, and the inner side surface of described tapered roller is located in raceway.
Described seat ring is provided with for the tilted slideway that loads tapered roller, and is provided with rib at the tilted slideway end.
Described retainer is copper cage, and this copper cage is by keeping stand and retainer lid to form, and described retainer lid is connected with keeping stand by the steel screw.
Described spacer ring side is provided with oilhole, and lubricant oil can pass through from its oilhole.
The plain line in described tapered roller surface adopts the correction of the flank shape of arc generatrix convexity.
Compared with prior art, the utlity model has following advantage:
1, machining accuracy is high;
2, life-span length, safe, each seat ring has an inclined races, an inclination rib;
3, lubricate, the spacer ring side is provided with oilhole, and lubricant oil can pass through from its oilhole;
4, compact structure replaces for the two single-row tapered roller thrust bearings of cover.
5, be convenient to installation and can be used on various milling trains, made on the milling train industry a new step, reach domestic and international advanced level.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is retainer stand structure schematic diagram of the present utility model;
Fig. 3 is tapered roller structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As Figure 1-3, a kind of bidirectional thrust tapered roller bearing, comprise middle blowout patche 1, seat ring 2, retainer 3, tapered roller 4 and spacer ring 5, described tapered roller 4 is packed into after retainer 3, retainer 3 is contained between middle blowout patche 1 and seat ring 2, described middle blowout patche 1 is contained between two row tapered rollers 4, and described seat ring 2 is contained in retainer 3 outsides, and described spacer ring 5 is located between two seat rings 2.
Described middle blowout patche 1 both sides are provided with two row raceways, and the inner side surface of described tapered roller 4 is located in raceway.Described seat ring 2 is provided with for the tilted slideway that loads tapered roller 4, and is provided with rib at the tilted slideway end.Described retainer 3 is copper cage, and this copper cage is by keeping stand and retainer lid to form, and described retainer lid is connected with keeping stand by steel screw 6.Described spacer ring 5 sides are provided with oilhole, and lubricant oil can pass through from its oilhole.The surperficial plain line of described tapered roller 4 adopts the correction of the flank shape of arc generatrix convexity.
The modulated good axial internal clearance of bearing; Retainer adopts broaching tool processing endoporus, guarantees the precision of its fenestra; Bearing adds

Claims (5)

1.一种双向推力圆锥滚子轴承,其特征在于,包括中轴圈、座圈、保持架、圆锥滚子和隔圈,所述的圆锥滚子装入保持架后,将保持架装在中轴圈和座圈之间,所述的中轴圈装在两列圆锥滚子之间,所述的座圈装在保持架外侧,所述的隔圈设在两座圈之间。1. A two-way thrust tapered roller bearing, characterized in that it includes a center shaft ring, a seat ring, a cage, tapered rollers and spacers, and after the tapered rollers are loaded into the cage, the cage is mounted on Between the central shaft ring and the seat ring, the central shaft ring is installed between two rows of tapered rollers, the seat ring is installed outside the cage, and the spacer ring is arranged between the two seat rings. 2.根据权利要求1所述的一种双向推力圆锥滚子轴承,其特征在于,所述的中轴圈两侧设有两列滚道,所述的圆锥滚子的内侧面设在滚道内。2. A double-direction thrust tapered roller bearing according to claim 1, characterized in that two rows of raceways are arranged on both sides of the central shaft ring, and the inner surface of the tapered rollers is arranged in the raceways . 3.根据权利要求1所述的一种双向推力圆锥滚子轴承,其特征在于,所述的座圈设有用于装载圆锥滚子的倾斜滑道,并在倾斜滑道末端设有挡边。3. A double-direction thrust tapered roller bearing according to claim 1, wherein the raceway is provided with an inclined slideway for loading the tapered rollers, and a rib is provided at the end of the inclined slideway. 4.根据权利要求1所述的一种双向推力圆锥滚子轴承,其特征在于,所述的保持架为铜保持架,该铜保持架由保持架座和保持架盖组成,所述的保持架盖通过钢螺钉与保持架座连接。4. A double-direction thrust tapered roller bearing according to claim 1, characterized in that, said cage is a copper cage, which is composed of a cage seat and a cage cover, and said cage The frame cover is connected with the cage seat by steel screws. 5.根据权利要求1所述的一种双向推力圆锥滚子轴承,其特征在于,所述的隔圈侧面设有油孔。5. A double-direction thrust tapered roller bearing according to claim 1, wherein oil holes are provided on the side of the spacer.
CN 201220600419 2012-11-14 2012-11-14 Two-way thrust tapered roller bearing Expired - Lifetime CN202937627U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220600419 CN202937627U (en) 2012-11-14 2012-11-14 Two-way thrust tapered roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220600419 CN202937627U (en) 2012-11-14 2012-11-14 Two-way thrust tapered roller bearing

Publications (1)

Publication Number Publication Date
CN202937627U true CN202937627U (en) 2013-05-15

Family

ID=48321868

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220600419 Expired - Lifetime CN202937627U (en) 2012-11-14 2012-11-14 Two-way thrust tapered roller bearing

Country Status (1)

Country Link
CN (1) CN202937627U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103807290A (en) * 2012-11-14 2014-05-21 优必胜(上海)精密轴承制造有限公司 Bidirectional-thrust tapered roller bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103807290A (en) * 2012-11-14 2014-05-21 优必胜(上海)精密轴承制造有限公司 Bidirectional-thrust tapered roller bearing

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Granted publication date: 20130515