CN105387067A - High-speed guide and guard bearing - Google Patents

High-speed guide and guard bearing Download PDF

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Publication number
CN105387067A
CN105387067A CN201510956367.5A CN201510956367A CN105387067A CN 105387067 A CN105387067 A CN 105387067A CN 201510956367 A CN201510956367 A CN 201510956367A CN 105387067 A CN105387067 A CN 105387067A
Authority
CN
China
Prior art keywords
bearing
seal ring
oil
ball
inner race
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.)
Granted
Application number
CN201510956367.5A
Other languages
Chinese (zh)
Other versions
CN105387067B (en
Inventor
谭义银
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.)
Wuxi Yulu Precision Industry Co.,Ltd.
Original Assignee
Second Wuxi Bearing 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 Second Wuxi Bearing Co Ltd filed Critical Second Wuxi Bearing Co Ltd
Priority to CN201510956367.5A priority Critical patent/CN105387067B/en
Publication of CN105387067A publication Critical patent/CN105387067A/en
Application granted granted Critical
Publication of CN105387067B publication Critical patent/CN105387067B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/80Labyrinth sealings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/18Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C3/00Shafts; Axles; Cranks; Eccentrics
    • F16C3/02Shafts; Axles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/58Raceways; Race rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/66Special parts or details in view of lubrication
    • F16C33/6637Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/66Special parts or details in view of lubrication
    • F16C33/6637Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6677Details of supply of the liquid to the bearing, e.g. passages or nozzles from radial inside, e.g. via a passage through the shaft and/or inner ring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/78Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7803Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
    • F16C33/7806Sealings 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04Bearings 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
    • F16C19/08Bearings 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2322/00Apparatus used in shaping articles
    • F16C2322/12Rolling apparatus, e.g. rolling stands, rolls

Landscapes

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

Abstract

The invention relates to a guide and guard bearing, particularly relates to a thermal high-speed guide and guard bearing applied to a roll steel production line and belongs to the technical field of bearings. The high-speed guide and guard bearing comprises a bearing inner ring, a bearing outer ring, a ball, a ball retainer and a locating mandrel, wherein the bearing inner ring is connected with the locating mandrel; a connecting bolt is arranged at one end of the locating mandrel; a locating block is arranged at the other end of the locating mandrel; the connecting bolt extends out of the bearing inner ring; an oil inlet is formed in the center of the rear part of the locating mandrel; the surface of the locating mandrel is provided with a plurality of oil passing holes which are communicated with the oil inlet; an oil guide groove is formed in the middle part of the inner side of the bearing inner ring; the oil guide groove is provided with a plurality of oil guide holes of which the amount is equal to the amount of the oil passing holes; each oil guide hole is correspondingly connected with one oil passing hole. According to the high-speed guide and guard bearing disclosed by the invention, lubricating oil paths are respectively arranged in the locating mandrel and the bearing inner ring; external lubricating oil enters a bearing through the oil paths in order to lubricate the bearing, so that the service life of the bearing can be prolonged.

Description

High speed guide and guard bearing
Technical field
The present invention relates to a kind of guide and guard bearing, a kind of hot high speed guide and guard bearing being applied to gadolinium steel production line, belongs to technical field of bearings specifically.
Background technique
At present, the magnitude range that domestic Ga Gang enterprise produces all kinds of hot gadolinium circular diameter is every year 5.5 ~ 12.5mm, and main Problems existing is that the guide and guard bearing in round steel outlet port is short for working life, and a bearing changed by a line is 8, is generally 4 hours working life.During work, hot gadolinium round steel flies out from stove with the speed of 20 meter per seconds, and guide wheel external diameter contacts with hot gadolinium round steel, plays supporting role, and therefore guide and guard bearing not only needs High Rotation Speed, needs high temperature resistant, shock resistance simultaneously, wear-resistant.The bearing of current use, only have its working life within 4 hours, be less than, working life is lower, and user cost is higher.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, thus a kind of high speed guide and guard bearing is provided, improve working life, reduce cost.
According to technological scheme provided by the invention, high speed guide and guard bearing comprises bearing inner race, bearing outer ring, ball, ball retainer and alignment axis, bearing inner race outer surface is provided with two interior raceways, bearing outer ring internal surface is provided with two outer raceways, interior raceway and outer raceway are connected to form two ball road, ball is provided with in ball road, ball outer ring is provided with ball retainer, it is characterized in that: be provided with two groups of inner seal rings and exterior seal ring between bearing inner race and bearing outer ring, two groups of inner seal rings and exterior seal ring lay respectively at the outside of two ball retainers; Be provided with inner seal ring mounting groove outside bearing inner race, be provided with inner seal ring in inner seal ring mounting groove, between inner seal ring and bearing outer ring, leave gap; The internal surface of bearing outer ring is provided with exterior seal ring mounting groove, is provided with exterior seal ring, is provided with gap between exterior seal ring and bearing inner race, be provided with gap between inner seal ring and exterior seal ring in exterior seal ring mounting groove; Bearing inner race connects alignment axis, and alignment axis one end is provided with connecting bolt, and the other end is provided with positioning block, and connecting bolt stretches out bearing inner race; Alignment axis posterior center is provided with oil inlet hole, and alignment axis surface is provided with multiple oil through be communicated with oil inlet hole; Bearing inner race middle inside is provided with oil guide slot, and oil guide slot is provided with the multiple oil guiding holes identical with oil through quantity, and each oil guiding hole is corresponding with oil through to be communicated with.
Further, the interstice coverage on the lip limit of bearing inner race and inner seal ring is 0.1 ~ 0.15, and the interstice coverage on the lip limit of bearing outer ring and exterior seal ring is 0.1 ~ 0.15.
Further, the lip limit of exterior seal ring is C shape structure, and exterior seal ring dorsad inner seal ring one side surface is provided with multiple raised line, and multiple raised line is uniformly distributed along exterior seal ring surface perimeter direction.
Further, multiple oil through is circumferentially uniformly distributed.
Further, multiple oil guiding hole is circumferentially uniformly distributed.
Further, bearing outer ring surface is provided with alumina ceramic face coating.
Compared with the prior art the present invention has the following advantages:
Structure of the present invention is simple, compact, reasonable, in order to ensure the lubrication effect of bearing, improve the working life of bearing, change original grease lubrication mode into oil lubrication mode, realized by the design changing oil-way system, in alignment axis and bearing inner race, arrange lubricating oil path, external lubricant oil enters Bearing inner by oil circuit, bearing is lubricated, thus extends the working life of bearing; When the structure of double-layer seal rings mainly protects bearing to have the external world to have cooling water to rush bearing, water encounters bearing under the effect of high speed centrifugation power, water can be sent flying, and avoids the working life of the internal influence bearing going to bearing.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention.
Fig. 2 is bearing plan view.
Fig. 3 is lubrication mandrel plan view.
Fig. 4 is exterior seal ring plan view.
Description of reference numerals: 1-bearing inner race, 2-bearing outer ring, 3-ball, 4-ball retainer, 5-inner seal ring, 6-exterior seal ring, 7-alignment axis, 8-connecting bolt, 9-positioning block, 10-oil guide slot, 11-oil guiding hole, 12-oil inlet hole, 13-oil through, 14-raised line.
Embodiment
Embodiment in is by reference to the accompanying drawings further described by the present invention below:
As shown in Fig. 1 ~ 3, the present invention mainly comprises bearing inner race 1, bearing outer ring 2, ball 3, ball retainer 4 and alignment axis 7, bearing inner race 1 outer surface is provided with two interior raceways, bearing outer ring 2 internal surface is provided with two outer raceways, interior raceway and outer raceway are connected to form two complete ball road, in ball road, be provided with ball 3, ball 3 outer ring is provided with ball retainer 4.
The outside that two groups of inner seal rings 5 and exterior seal ring 6, two groups of inner seal rings 5 and exterior seal ring 6 lay respectively at two ball retainers 4 is provided with between bearing inner race 1 and bearing outer ring 2.Be provided with inner seal ring mounting groove outside bearing inner race 1, in inner seal ring mounting groove, be provided with inner seal ring 5, between inner seal ring 5 and bearing outer ring 2, leave gap.The internal surface of bearing outer ring 2 is provided with exterior seal ring mounting groove, is provided with exterior seal ring 6 in exterior seal ring mounting groove, is provided with gap between exterior seal ring 6 and bearing inner race 1, is provided with gap between inner seal ring 5 and exterior seal ring 6.When the structure of double-layer seal rings mainly protects bearing to have the external world to have cooling water to rush bearing, water encounters bearing under the effect of high speed centrifugation power, water can be sent flying, and avoids the working life of the internal influence bearing going to bearing.
Described bearing inner race 1 is 0.1 ~ 0.15 with the interstice coverage on the lip limit of inner seal ring 5, and bearing outer ring 2 is 0.1 ~ 0.15 with the interstice coverage on the lip limit of exterior seal ring 6.Gap is arranged within the scope of this, and make bearing inner race 1 and inner seal ring 5 can reach good sealing effect, it is overheated to produce again, causes seal ring to burn.
As shown in Figure 4, the lip limit of described exterior seal ring 6 is C shape structure, and the lip limit of C shape structure can form high pressure with the gap location of bearing outer ring, reaches the effect of sealing gland.Exterior seal ring 6 dorsad inner seal ring 5 one side surface is provided with multiple raised line 14, and multiple raised line 14 is uniformly distributed along exterior seal ring 6 surface perimeter direction.When High Rotation Speed, raised line 14 produces air-flow, with the lip limit acting in conjunction of C shape structure, produces the effect of sealing gland.
Bearing inner race 1 connects alignment axis 7, and alignment axis 7 one end is provided with connecting bolt 8, and the other end is provided with positioning block 9.Connecting bolt 8 stretches out bearing inner race 1, thus bearing is fixed on somewhere.
Alignment axis 7 posterior center is provided with oil inlet hole 12, and alignment axis 7 surface is provided with multiple oil through 13 be communicated with oil inlet hole 12, and multiple oil through 13 is circumferentially uniformly distributed.
Bearing inner race 1 middle inside is provided with oil guide slot 10, and oil guide slot 10 is provided with the multiple oil guiding holes 11 identical with oil through 13 quantity, and multiple oil guiding hole 11 is circumferentially uniformly distributed.Each oil guiding hole 11 is corresponding with oil through 13 to be communicated with.
Described bearing outer ring 2 surface is provided with alumina ceramic face coating, improves the wear-resisting property of bearing outer ring 2.
The present invention is in order to ensure the lubrication effect of bearing, improve the working life of bearing, change original grease lubrication mode into oil lubrication mode, realized by the design changing oil-way system, in alignment axis and bearing inner race, lubricating oil path is set, external lubricant oil enters Bearing inner by oil circuit, lubricates bearing, can extend the working life of bearing like this.

Claims (6)

1. a high speed guide and guard bearing, comprise bearing inner race (1), bearing outer ring (2), ball (3), ball retainer (4) and alignment axis (7), bearing inner race (1) outer surface is provided with two interior raceways, bearing outer ring (2) internal surface is provided with two outer raceways, interior raceway and outer raceway are connected to form two ball road, ball (3) is provided with in ball road, ball (3) outer ring is provided with ball retainer (4), it is characterized in that: between bearing inner race (1) and bearing outer ring (2), be provided with two groups of inner seal rings (5) and exterior seal ring (6), two groups of inner seal rings (5) and exterior seal ring (6) lay respectively at the outside of two ball retainers (4), bearing inner race (1) outside is provided with inner seal ring mounting groove, is provided with inner seal ring (5), leaves gap between inner seal ring (5) and bearing outer ring (2) in inner seal ring mounting groove, the internal surface of bearing outer ring (2) is provided with exterior seal ring mounting groove, is provided with exterior seal ring (6) in exterior seal ring mounting groove, is provided with gap between exterior seal ring (6) and bearing inner race (1), is provided with gap between inner seal ring (5) and exterior seal ring (6), bearing inner race (1) connects alignment axis (7), and alignment axis (7) one end is provided with connecting bolt (8), and the other end is provided with positioning block (9), and connecting bolt (8) stretches out bearing inner race (1), alignment axis (7) posterior center is provided with oil inlet hole (12), and alignment axis (7) surface is provided with multiple oil through (13) be communicated with oil inlet hole (12), bearing inner race (1) middle inside is provided with oil guide slot (10), oil guide slot (10) is provided with the multiple oil guiding holes (11) identical with oil through (13) quantity, and each oil guiding hole (11) is corresponding with oil through (13) to be communicated with.
2. high speed guide and guard bearing as claimed in claim 1, it is characterized in that: described bearing inner race (1) is 0.1 ~ 0.15 with the interstice coverage on the lip limit of inner seal ring (5), bearing outer ring (2) is 0.1 ~ 0.15 with the interstice coverage on the lip limit of exterior seal ring (6).
3. high speed guide and guard bearing as claimed in claim 1, it is characterized in that: the lip limit of described exterior seal ring (6) is C shape structure, exterior seal ring (6) dorsad inner seal ring (5) side surface is provided with multiple raised line (14), and multiple raised line (14) is uniformly distributed along exterior seal ring (6) surface perimeter direction.
4. high speed guide and guard bearing as claimed in claim 1, is characterized in that: described multiple oil through (13) is circumferentially uniformly distributed.
5. high speed guide and guard bearing as claimed in claim 1, is characterized in that: described multiple oil guiding hole (11) is circumferentially uniformly distributed.
6. high speed guide and guard bearing as claimed in claim 1, is characterized in that: described bearing outer ring (2) surface is provided with alumina ceramic face coating.
CN201510956367.5A 2015-12-18 2015-12-18 High speed guide and guard bearing Active CN105387067B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510956367.5A CN105387067B (en) 2015-12-18 2015-12-18 High speed guide and guard bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510956367.5A CN105387067B (en) 2015-12-18 2015-12-18 High speed guide and guard bearing

Publications (2)

Publication Number Publication Date
CN105387067A true CN105387067A (en) 2016-03-09
CN105387067B CN105387067B (en) 2018-03-02

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Family Applications (1)

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CN201510956367.5A Active CN105387067B (en) 2015-12-18 2015-12-18 High speed guide and guard bearing

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Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108397481A (en) * 2018-05-24 2018-08-14 张耀河 Bearing convenient for lubricating oil replenishing and the shockproof wheel convenient for lubrication
CN110030278A (en) * 2019-04-25 2019-07-19 浙江丰安精密机械有限公司 A kind of double-layer seal rings deep groove ball bearing
CN113187882A (en) * 2021-04-07 2021-07-30 浙江兆丰机电股份有限公司 Lubricating structure for bevel gear bearing

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5560715A (en) * 1995-04-26 1996-10-01 The Torrington Company Rolling element bearing with shield
CN2718311Y (en) * 2004-08-11 2005-08-17 洛阳轴承集团有限公司 Combined bearing with shaft type double-row full-filling cylinder roller and thrust ball
CN2787912Y (en) * 2004-12-17 2006-06-14 上海特安一凯轴承有限公司 Guide bearing of bar and wire rolling mill
JP2009204142A (en) * 2008-02-29 2009-09-10 Ntn Corp Rolling bearing
CN202056044U (en) * 2011-05-11 2011-11-30 瓦房店光阳轴承集团有限公司 Four-row cylindrical roller bearing assembly for novel diaphragm pump
CN205350051U (en) * 2015-12-18 2016-06-29 无锡市第二轴承有限公司 Lead at a high speed and defend bearing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5560715A (en) * 1995-04-26 1996-10-01 The Torrington Company Rolling element bearing with shield
CN2718311Y (en) * 2004-08-11 2005-08-17 洛阳轴承集团有限公司 Combined bearing with shaft type double-row full-filling cylinder roller and thrust ball
CN2787912Y (en) * 2004-12-17 2006-06-14 上海特安一凯轴承有限公司 Guide bearing of bar and wire rolling mill
JP2009204142A (en) * 2008-02-29 2009-09-10 Ntn Corp Rolling bearing
CN202056044U (en) * 2011-05-11 2011-11-30 瓦房店光阳轴承集团有限公司 Four-row cylindrical roller bearing assembly for novel diaphragm pump
CN205350051U (en) * 2015-12-18 2016-06-29 无锡市第二轴承有限公司 Lead at a high speed and defend bearing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108397481A (en) * 2018-05-24 2018-08-14 张耀河 Bearing convenient for lubricating oil replenishing and the shockproof wheel convenient for lubrication
CN110030278A (en) * 2019-04-25 2019-07-19 浙江丰安精密机械有限公司 A kind of double-layer seal rings deep groove ball bearing
CN113187882A (en) * 2021-04-07 2021-07-30 浙江兆丰机电股份有限公司 Lubricating structure for bevel gear bearing

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Denomination of invention: High speed guide bearing

Effective date of registration: 20220609

Granted publication date: 20180302

Pledgee: Wuxi rural commercial bank Limited by Share Ltd.

Pledgor: Wuxi No.2 Bearing Co.,Ltd.

Registration number: Y2022320010212

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Date of cancellation: 20230328

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Pledgor: Wuxi No.2 Bearing Co.,Ltd.

Registration number: Y2022320010212

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Effective date of registration: 20231008

Address after: Building E Workshop, No. 220 Chengnan Road, Xinwu District, Wuxi City, Jiangsu Province, 214000

Patentee after: Wuxi Yulu Precision Industry Co.,Ltd.

Address before: No. 1 Lijiang Road, Wangzhuang Street, New District, Wuxi City, Jiangsu Province, 214028

Patentee before: Wuxi No.2 Bearing Co.,Ltd.

TR01 Transfer of patent right