CN114060405A - Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug - Google Patents

Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug Download PDF

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Publication number
CN114060405A
CN114060405A CN202111375349.XA CN202111375349A CN114060405A CN 114060405 A CN114060405 A CN 114060405A CN 202111375349 A CN202111375349 A CN 202111375349A CN 114060405 A CN114060405 A CN 114060405A
Authority
CN
China
Prior art keywords
lining ring
bearing
ring
coaxiality
adjusting
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.)
Withdrawn
Application number
CN202111375349.XA
Other languages
Chinese (zh)
Inventor
陈春华
冯旺
刘女
杨波
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.)
Chengdu Lingchuan Special Industry Co Ltd
Original Assignee
Chengdu Lingchuan Special Industry 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 Chengdu Lingchuan Special Industry Co Ltd filed Critical Chengdu Lingchuan Special Industry Co Ltd
Priority to CN202111375349.XA priority Critical patent/CN114060405A/en
Publication of CN114060405A publication Critical patent/CN114060405A/en
Withdrawn legal-status Critical Current

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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
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F16C23/08—Ball or roller bearings self-adjusting
    • F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
    • F16C23/084—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface sliding on a complementary spherical surface
    • 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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • 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
    • F16C33/583—Details of specific parts of races
    • 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
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
    • F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
    • F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
    • F16C33/7826—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of the opposing surface cooperating with the seal, e.g. a shoulder surface of a bearing ring

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention provides a trunnion bearing capable of automatically adjusting the coaxiality of left and right ears, which aims to solve the problem that the coaxiality of a trunnion cannot be adjusted in a self-adaptive manner in the using process in the prior art and provides the trunnion bearing capable of automatically adjusting the coaxiality of the left and right ears. The method comprises the following steps: the outer side wall of the first lining ring is arc-shaped, and a bearing mounting hole is formed in the axial direction of the first lining ring; the middle part of the second lining ring is provided with a mounting through hole, the hole wall of the mounting through hole is arc-shaped, the first lining ring is mounted in the mounting through hole, and an adjusting gap is formed between the outer side wall of the first lining ring and the inner side wall of the second lining ring; a plurality of adjustment balls disposed within the adjustment gap; and two limiting rings are arranged at two ends of the first lining ring and the second lining ring. According to the invention, the outer ring of the first lining ring is arranged to be arc-shaped, the inner side wall of the second lining ring is arranged to be arc-shaped, and the first lining ring can rotate in the second lining ring through the ball bearing in the using process, so that the coaxiality of the trunnion can be conveniently and automatically adjusted.

Description

Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug
Technical Field
The invention relates to the technical field of bearings, in particular to a trunnion bearing capable of automatically adjusting the coaxiality of left and right ears.
Background
At present, the trunnion and the trunnion bearing have the problems of high requirements on coaxiality, flatness and the like, complex process, long processing period, high scrapping cost of complex parts and time and labor waste in later-stage assembly in the processing process. Not only the work is complicated, the work efficiency is reduced, but also the production and manufacturing period is prolonged, and the manpower and the input cost of equipment are improved; and the task with short development period is difficult to be completed quickly. If the trunnion bearing capable of automatically adjusting the coaxiality of the left trunnion and the right trunnion exists, the trunnion bearing is convenient to operate, reliable and wide in application range, the axes can be adjusted in multiple directions, and the automatic adjustment of the coaxiality of the left trunnion and the right trunnion can be realized, so that the technical requirements are reduced, and the problems of high requirement on the coaxiality of the trunnion and the trunnion bearing, complex process and high processing cost in the existing processing process are solved.
Disclosure of Invention
The invention provides a trunnion bearing capable of automatically adjusting the coaxiality of left and right ears, aiming at solving the problem that the coaxiality of a trunnion in the use process in the prior art cannot be adjusted in a self-adaptive mode.
The technical scheme adopted by the invention is as follows:
a trunnion bearing for automatically adjusting the coaxiality of left and right ears comprises:
the outer side wall of the first lining ring is arc-shaped, and a bearing mounting hole is formed in the axial direction of the first lining ring;
the middle part of the second lining ring is provided with a mounting through hole, the hole wall of the mounting through hole is arc-shaped, the first lining ring is mounted in the mounting through hole, and an adjusting gap is formed between the outer side wall of the first lining ring and the inner side wall of the second lining ring;
a plurality of adjusting balls arranged in the adjusting gap and in point contact with the outer side wall of the first lining ring and the inner side wall of the second lining ring; and
and the two limiting rings are arranged at two ends of the first lining ring and the second lining ring and used for blocking the adjusting balls from separating from the adjusting gap.
Optionally, the inner diameter of the limit ring is larger than the diameter of the bearing mounting hole, and the outer diameter of the limit ring is larger than the outer diameter of the second collar.
Optionally, the inner diameter of the limiting ring is larger than the diameter of the bearing mounting hole, and the inner diameter of the limiting ring is smaller than the diameter of the mounting through hole.
Optionally, an arc surface matched with the outer side wall of the first lining ring is arranged on one side wall of the limiting ring attached to the first lining ring.
Optionally, the cambered surface extends towards one side of the limiting plate away from the first lining ring and ends at two thirds of the thickness of the limiting plate.
Optionally, the stop collar is connected to the first collar and the second collar by screws or bolts.
Optionally, the trunnion bearing further comprises:
and the middle part of the bearing seat is provided with a fixing hole matched with the outer diameter of the second lining ring, and the outer side wall of the bearing seat is provided with a weight reduction groove.
Optionally, the trunnion bearing further comprises:
and the hollow bearing is arranged in the bearing mounting hole.
Compared with the prior art, the invention has the beneficial effects that:
the side walls of the first lining ring and the second lining ring which are opposite to each other are arranged to be arc-shaped, the adjusting ball is arranged between the first lining ring and the second lining ring and is in point contact with the first lining ring and the second lining ring, the friction coefficient is reduced, and meanwhile, multi-angle adjustment can be carried out through the arc-shaped surface.
The limiting plate can prevent most dust from entering the adjusting clearance, and the service life of the adjusting ball is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a full-section structure of a trunnion bearing for automatically adjusting the coaxiality of left and right ears.
Fig. 2 is a schematic cross-sectional view of a first collar of a trunnion bearing for automatically adjusting the coaxiality of left and right ears.
Fig. 3 is a schematic cross-sectional view of a second collar of the trunnion bearing for automatically adjusting the coaxiality of the left and right ears.
Fig. 4 is a schematic sectional view showing the structure of the stopper ring of the trunnion bearing for automatically adjusting the coaxiality of the left and right ears.
Fig. 5 is a schematic structural diagram of a trunnion bearing with a bearing seat for automatically adjusting the coaxiality of left and right ears.
Fig. 6 is a schematic structural view of a trunnion bearing with a hollow bearing for automatically adjusting the coaxiality of left and right ears.
Reference numerals:
1. a first collar; 11. a bearing mounting hole; 2. a second collar; 21. mounting a through hole; 3. adjusting the clearance; 4. adjusting the ball; 5. a limiting ring; 6. a cambered surface; 7. a bearing seat; 71. a fixing hole; 72. a weight reduction groove; 8. a hollow bearing.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate an orientation or positional relationship based on that shown in the drawings, or the orientation or positional relationship conventionally used in the use of the products of the present invention, or the orientation or positional relationship conventionally understood by those skilled in the art, are merely for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, an embodiment of the present invention provides a trunnion bearing for automatically adjusting the coaxiality of left and right ears, including: the adjustable spacing ring comprises a first lining ring 1, a second lining ring 2, a plurality of adjusting balls 4 and two limiting rings 5, wherein the outer side wall of the first lining ring 1 is arc-shaped, a bearing mounting hole 11 is formed in the axis direction of the first lining ring 1, a mounting through hole 21 is formed in the middle of the second lining ring 2, the hole wall of the mounting through hole 21 is arc-shaped, the first lining ring 1 is mounted in the mounting through hole 21 of the second lining ring 2, an adjusting gap 3 is formed between the first lining ring 1 and the second lining ring 2 after the first lining ring 1 and the second lining ring 2 are mounted, the adjusting balls are mounted in the adjusting gap 3, then the two limiting rings 5 are mounted at two ends of the adjusting gap 3 for positioning, and the adjusting balls 4 are prevented from falling off from the adjusting gap 3.
The outer side wall of the first lining ring 1 is arranged to be arc-shaped, the hole wall of the installation through hole 21 of the second lining ring 2 is arranged to be arc-shaped, so that the adjusting ball 4 is in point contact with the side walls of the first lining ring 1 and the second lining ring 2, the friction between the adjusting ball 4 and the first lining ring 1 and the second lining ring 2 is reduced, meanwhile, the outer side wall of the first lining ring 1 and the inner side wall of the second lining ring 2 are arc-shaped, so that the first lining ring 1 can rotate along the circle center of the arc-shaped surface of the second lining ring 2, multi-angle adjustment is realized, and the trunnion bearing is not limited to rotate along the axis direction.
In another embodiment, as shown in fig. 1, to facilitate the multi-angle adjustment of the trunnion bearing, the inner diameter of the limiting ring 5 is larger than the diameter of the bearing mounting hole 11, and the outer diameter thereof is larger than the outer diameter of the second collar 2.
In another embodiment, in order to limit the position of the adjusting ball 4 and reserve the space for the shaft to move, the inner diameter of the limiting ring 5 is larger than the diameter of the bearing mounting hole 11, and the inner diameter of the limiting ring 5 is smaller than the diameter of the mounting through hole 21. Meanwhile, the limiting ring 5 completely shields the adjusting gap 3, so that external sundries can be effectively prevented from entering the adjusting gap 3, the adjusting balls 4 are clamped between the adjusting balls 4 in the moving process, and the rolling of the adjusting balls 4 is limited or the friction between the adjusting balls 4 is increased or the friction between the adjusting balls 4 and the first lining ring 1 and the second lining ring 2 is increased. The service life of the trunnion bearing is prolonged.
In another embodiment, as shown in fig. 1 and 4, in order to avoid the interference of the position-limiting ring 5 to the first collar 1 during the rotation process, an arc surface 6 matched with the outer side wall of the first collar 1 is provided on one side wall of the position-limiting ring 5 attached to the first collar 1. So that the first lining ring rotates along the cambered surface in the rotating process of the adjusting roller shaft 4, and the rotating angle of the first lining ring is influenced by the difference between the outer diameter of the shaft and the inner diameter of the limiting ring 5.
In another embodiment, in order to facilitate the position limitation of the first collar 1, the arc surface extends towards the side of the position limitation plate 5 away from the first collar 1 and ends at two thirds of the thickness of the position limitation plate 5.
In another embodiment, in order to facilitate the mounting and dismounting of the retainer ring 5 and the maintenance or replacement of the adjusting balls 4 inside the trunnion bearing, the retainer ring 5 is connected to the first and second bushings 1 and 2 by screws or bolts.
In another embodiment, as shown in fig. 5, in order to facilitate the installation of the trunnion bearing, the trunnion bearing further comprises a bearing seat 7, the middle part of the bearing seat 7 is provided with a fixing hole 71 matched with the outer diameter of the second liner 2, and the outer side wall of the bearing seat 7 is provided with a weight-reducing groove 72.
In another embodiment, as shown in fig. 6, in order to facilitate installation of the cable or the like, a hollow bearing 8 is provided on the trunnion bearing, and the cable or the like is passed through the middle of the hollow bearing 8 and connected to a designated position. When displacement appears in article such as cable, the trunnion bearing can carry out the adjustment of angle according to the displacement size of cable.
The specific working principle is as follows:
when using, with trunnion seat fixed mounting on external equipment, then install trunnion bearing in trunnion seat 7, install hollow bearing 8 in trunnion bearing afterwards, pass hollow bearing 8 with the cable of equipment, external pipeline etc. if the condition that the axis of trunnion bearing and hollow bearing 8 is unaligned appears, adjust ball 4 through the cooperation of trunnion bearing's first junk ring 1 and second junk ring 2, spacing 5 is spacing to adjusting ball 4 in the adjustment process, avoids it to drop. And limiting plate 5 shelters from adjustment clearance 3 in the use, can effectually avoid adjusting 4 landing of ball and first junk ring 1 and drop, prevents simultaneously that some dust or debris from getting into in adjusting clearance 3, avoids increasing the friction between the ball 4 of adjusting, reduces trunnion bearing's life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides an automatic trunnion bearing of right ear axiality about adjusting which characterized in that includes:
the outer side wall of the first lining ring is arc-shaped, and a bearing mounting hole is formed in the axial direction of the first lining ring;
the middle part of the second lining ring is provided with a mounting through hole, the hole wall of the mounting through hole is arc-shaped, the first lining ring is mounted in the mounting through hole, and an adjusting gap is formed between the outer side wall of the first lining ring and the inner side wall of the second lining ring;
a plurality of adjusting balls arranged in the adjusting gap and in point contact with the outer side wall of the first lining ring and the inner side wall of the second lining ring; and
and the two limiting rings are arranged at two ends of the first lining ring and the second lining ring and used for blocking the adjusting balls from separating from the adjusting gap.
2. The trunnion bearing for automatically adjusting the coaxiality of the left and right ears as in claim 1, wherein the inner diameter of the limit ring is larger than the diameter of the bearing mounting hole, and the outer diameter thereof is larger than the outer diameter of the second bushing ring.
3. The trunnion bearing for automatically adjusting the coaxiality of the left and right ears as claimed in claim 1, wherein the inner diameter of the limit ring is larger than the diameter of the bearing mounting hole, and the inner diameter of the limit ring is smaller than the diameter of the mounting through hole.
4. The trunnion bearing capable of automatically adjusting the coaxiality of the left ear and the right ear according to claim 1, wherein an arc surface matched with the outer side wall of the first lining ring is arranged on one side wall of the limiting ring attached to the first lining ring.
5. The trunnion bearing for automatically adjusting the coaxiality of the left and right ears as in claim 4, wherein the cambered surface extends towards one side of the limit plate away from the first bushing and ends at two thirds of the thickness of the limit plate.
6. The trunnion bearing for automatically adjusting the coaxiality of the left and right ears as in claim 1, wherein the limit ring is connected with the first and second bushings by screws or bolts.
7. The trunnion bearing for automatically adjusting the coaxiality of left and right ears as in claim 1, further comprising:
and the middle part of the bearing seat is provided with a fixing hole matched with the outer diameter of the second lining ring, and the outer side wall of the bearing seat is provided with a weight reduction groove.
8. The trunnion bearing for automatically adjusting the coaxiality of left and right ears as in claim 1, further comprising:
and the hollow bearing is arranged in the bearing mounting hole.
CN202111375349.XA 2021-11-19 2021-11-19 Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug Withdrawn CN114060405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111375349.XA CN114060405A (en) 2021-11-19 2021-11-19 Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111375349.XA CN114060405A (en) 2021-11-19 2021-11-19 Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug

Publications (1)

Publication Number Publication Date
CN114060405A true CN114060405A (en) 2022-02-18

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CN202111375349.XA Withdrawn CN114060405A (en) 2021-11-19 2021-11-19 Trunnion bearing capable of automatically adjusting coaxiality of left lug and right lug

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Country Link
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071735A2 (en) * 2006-12-15 2008-06-19 Schaeffler Kg Adjusting bearing
CN106402153A (en) * 2016-12-15 2017-02-15 中航工业哈尔滨轴承有限公司 Double-row full-ball self-aligning ball bearing with large self-aligning angle
CN106704359A (en) * 2016-11-18 2017-05-24 江苏方天电力技术有限公司 Automatic centering ball sealing mechanism restraining fluid exciting force
CN206918069U (en) * 2017-04-21 2018-01-23 泛科轴承集团有限公司 Wide-angle self-aligning bearing
CN212055504U (en) * 2020-03-30 2020-12-01 浙江赛格尔轴承制造有限公司 Joint bearing with locking structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071735A2 (en) * 2006-12-15 2008-06-19 Schaeffler Kg Adjusting bearing
CN106704359A (en) * 2016-11-18 2017-05-24 江苏方天电力技术有限公司 Automatic centering ball sealing mechanism restraining fluid exciting force
CN106402153A (en) * 2016-12-15 2017-02-15 中航工业哈尔滨轴承有限公司 Double-row full-ball self-aligning ball bearing with large self-aligning angle
CN206918069U (en) * 2017-04-21 2018-01-23 泛科轴承集团有限公司 Wide-angle self-aligning bearing
CN212055504U (en) * 2020-03-30 2020-12-01 浙江赛格尔轴承制造有限公司 Joint bearing with locking structure

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Application publication date: 20220218