CN105545947A - Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function - Google Patents

Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function Download PDF

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Publication number
CN105545947A
CN105545947A CN201610095192.8A CN201610095192A CN105545947A CN 105545947 A CN105545947 A CN 105545947A CN 201610095192 A CN201610095192 A CN 201610095192A CN 105545947 A CN105545947 A CN 105545947A
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CN
China
Prior art keywords
ball bearing
groove
double
deep groove
groove ball
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Withdrawn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
CN201610095192.8A
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Chinese (zh)
Inventor
张广
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Individual
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Individual
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Priority to CN201610095192.8A priority Critical patent/CN105545947A/en
Publication of CN105545947A publication Critical patent/CN105545947A/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Withdrawn legal-status Critical Current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
    • 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
    • F16C19/14—Bearings 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
    • F16C19/18—Bearings 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
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
    • 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
    • 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
    • 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
    • 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
    • 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
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/02—General use or purpose, i.e. no use, purpose, special adaptation or modification indicated or a wide variety of uses mentioned
    • 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
    • F16C33/60—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Abstract

The invention relates to a double-row deep groove ball bearing combining a displacement compensation function and a vibration reduction function. The double-row deep groove ball bearing is used for compensating for a displacement error caused by errors generated in the machining process and the installation process of a part, and has the vibration reduction function at the same time. The double-row deep groove ball bearing comprises an outer ring, an inner ring, rolling bodies, retainers, an isolation ring, a solenoid coil, spiral type oil seal grooves and magnetorheological fluid. The inner ring of the bearing is provided with an annular groove similar to a pipeline, the two sides of the annular groove are designed into the spiral type oil seal grooves, the middle part of the annular groove is filled with the magnetorheological fluid, and the spiral type oil seal grooves in the two ends are filled with an oily substance used for sealing the magnetorheological fluid and called oil seals. The oily substance has high viscosity and low liquidity, and is immiscible with basic carrier fluid in the magnetorheological fluid. The inner ring of the bearing is provided with a groove, and the solenoid coil is wound in the groove and isolated from the magnetorheological fluid through the isolation ring. The double-row deep groove ball bearing has the advantages of being simple in structure, easy and convenient to operate, controllable in driving torque and the like.

Description

A kind of biserial deep groove ball bearing having bit shift compensation function and vibration-damping function concurrently
Technical field
The present invention relates to biserial deep groove ball bearing, especially relate to a kind of biserial deep groove ball bearing having bit shift compensation function and vibration-damping function concurrently.
Background technique
Along with society's constantly progress, not only the overall qualities of people are had higher requirement, and more modern requirement is proposed to our processing manufacturing industry, require product constantly toward light, small and exquisite and powerful etc. future development, and this developing direction is propose higher level requirement to the machining accuracy of machining equipment after all.Therefore, installation precision when we need the manufacturing precision of raising component and component to install.The manufacturing of the product of present many enterprises has a set of fairly perfect full-automatic or semiautomatic production equipment, which greatly enhances the manufacturing efficiency of product, but it is all the same that the quality of the product that the production line that practice tells us such is produced is not for each and every one, defect rate also needs to reduce further, the reason producing this situation has a lot, one of them reason is on automatic line and itself exists precision problem, if provide a kind of bearing, magnetic flow liquid (a kind of intellectual material) is added inside bearing, can perception outside environment change and make suitable response, so just can be run by our parameter set in advance, just can greatly reduce the spatial motion error that manufacturing error and alignment error due to part cause in such event, this intellectual material has the function of vibration reduction and cushioning, so the mechanical vibration of a part can be absorbed, turn eliminate the machining error owing to vibrating caused machinery, and the structure of this bearing is simple, easy to process, cost is low and its transmitting torque has controlled function.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of biserial deep groove ball bearing having bit shift compensation function and vibration-damping function concurrently.The feature that device has is: decrease the spatial motion error that manufacturing error and alignment error due to part cause; And there is the function of vibration reduction and cushioning in addition, the mechanical vibration of a part can be absorbed; And the structure of this bearing is simple, easy to process, cost is low and its transmitting torque has the feature such as controlled.
In order to effectively realize the function and characteristic as above, the present invention realizes as follows: device is mainly by outer ring, and inner ring, rolling element, retainer, cage ring, electromagnetic coil, spiral type oil sealing groove, magnetic flow liquid forms.Be connected by rolling element between inner ring with outer ring, rolling element is positioned by retainer; Bearing inner race has the annular groove of similar pipeline shape, and annular groove both sides are designed to spiral type oil sealing groove, and magnetic flow liquid is filled in this annular groove intermediate portion, is full of oily object, for the sealing of magnetic flow liquid, is referred to as oil sealing in the spiral sealing groove at two ends; The characteristic of oily object is high viscosity, lazy flow, and immiscible with the base load liquid in magnetic flow liquid; Bearing inner race has groove, and itself and magnetic flow liquid inside this groove, and are isolated by cage ring by electromagnetic coil.The material of the material of outer ring, rolling element and retainer is non-magnet material, and inner ring is the material that magnetic property is good.
When having Displacement error between the bearing support at the axle two ends caused by the foozle of component and alignment error, it is large that usual axle will overcome the moment that the force rate self required for this error will transmit in the process run, based on this feature, in advance by regulating the size of current flowing through electromagnetic coil, thus the magnetic field of some strength is produced in the space at inner ring and magnetic flow liquid place, make magnetic flow liquid generation rheological phenomena, (size of this power is greater than the moment that axle will transmit finally to allow magnetic flow liquid have certain shear yielding power, be less than the power overcome needed for error), so, the shear yielding power that magnetic flow liquid has can occur to flow thus can keep again the validity of transmission while compensating error, in addition magnetic flow liquid can absorb a part of mechanical vibration, thus has cut down the parts machining foozle caused by mechanical vibration.
A kind of good effect having the biserial deep groove ball bearing of bit shift compensation function and vibration-damping function concurrently of the present invention is: the rheological phenomena utilizing magnetic flow liquid, magnetic rheology effect is controlled in certain intensity, reach the function of compensating error, in addition magnetic flow liquid can absorb a part of mechanical vibration, thus has cut down the parts machining foozle caused by mechanical vibration.And the structure of this bearing is simple, easy to process, cost is low and its transmitting torque has controlled etc. feature.
Accompanying drawing explanation
Fig. 1 is a kind of internal structure principle schematic having the biserial deep groove ball bearing of bit shift compensation function and vibration-damping function concurrently of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in more detail.
As shown in Figure 1, a kind of biserial deep groove ball bearing having bit shift compensation function and vibration-damping function concurrently of the present invention, this device is mainly by outer ring 1, and inner ring 2, rolling element 3, retainer 4, cage ring 5, electromagnetic coil 6, spiral type oil sealing groove 7, magnetic flow liquid 8 forms.Be connected by rolling element 3 between inner ring 2 with outer ring 1, rolling element 3 is positioned by retainer 4; Bearing inner race 2 has the annular groove of similar pipeline shape, and annular groove both sides are designed to spiral type oil sealing groove 7, and magnetic flow liquid 8 is filled in this annular groove intermediate portion, is full of oily object, for the sealing of magnetic flow liquid 8, is referred to as oil sealing in the spiral sealing groove 7 at two ends; The characteristic of oily object is high viscosity, lazy flow, and immiscible with the base load liquid in magnetic flow liquid 8; Bearing inner race 2 has groove, and itself and magnetic flow liquid 8 inside this groove, and are isolated by cage ring 5 by electromagnetic coil 6.The material of the material of outer ring 1, rolling element 3 and retainer 4 is non-magnet material, and inner ring 2 is the material that magnetic property is good.
When having Displacement error between the bearing support at the axle two ends caused by the foozle of component and alignment error, it is large that usual axle will overcome the moment that the force rate self required for this error will transmit in the process run, based on this feature, in advance by regulating the size of current flowing through electromagnetic coil 6, thus the magnetic field 9 of some strength is produced in the space at inner ring 2 and magnetic flow liquid 8 place, make magnetic flow liquid 8 that rheological phenomena occur, (size of this power is greater than the moment that axle will transmit finally to allow magnetic flow liquid 8 have certain shear yielding power, be less than the power overcome needed for error), so, the shear yielding power that magnetic flow liquid 8 has can occur to flow thus can keep again the validity of transmission while compensating error, in addition magnetic flow liquid 8 can absorb a part of mechanical vibration, thus has cut down the parts machining foozle caused by mechanical vibration.
Utilize the rheological phenomena of magnetic flow liquid 8, controlled by magnetic rheology effect, in certain intensity, to reach the function of compensating error, magnetic flow liquid 8 can absorb a part of mechanical vibration in addition, thus has cut down the parts machining foozle caused by mechanical vibration.And the structure of this bearing is simple, easy to process, cost is low and its transmitting torque has controlled etc. feature.

Claims (2)

1. have a biserial deep groove ball bearing for bit shift compensation function and vibration-damping function concurrently, device is mainly made up of outer ring, inner ring, rolling element, retainer, cage ring, electromagnetic coil, spiral type oil sealing groove, magnetic flow liquid; It is characterized in that: be connected by rolling element (3) between inner ring (2) with outer ring (1), described rolling element (3) is located by retainer (4); Described bearing inner race (2) has the annular groove of similar pipeline shape, described annular groove both sides are designed to spiral type oil sealing groove (7), described magnetic flow liquid (8) is filled in this annular groove intermediate portion, oily object is full of in the spiral sealing groove (7) at two ends, for the sealing of magnetic flow liquid (8), be called oil sealing; The characteristic of described oily object is high viscosity, lazy flow, and immiscible with the base load liquid in magnetic flow liquid (8); Described bearing inner race (2) has groove, and itself and magnetic flow liquid (8), and to be isolated by cage ring (5) around (6) by electromagnetic coil inside this groove.
2. a kind of biserial deep groove ball bearing having bit shift compensation function and vibration-damping function concurrently according to claim 1; It is characterized in that: the material of the material of described outer ring (1), rolling element (3) and retainer (4) is non-magnet material, described inner ring (2) is the good material of magnetic property.
CN201610095192.8A 2016-02-17 2016-02-17 Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function Withdrawn CN105545947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610095192.8A CN105545947A (en) 2016-02-17 2016-02-17 Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610095192.8A CN105545947A (en) 2016-02-17 2016-02-17 Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function

Publications (1)

Publication Number Publication Date
CN105545947A true CN105545947A (en) 2016-05-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610095192.8A Withdrawn CN105545947A (en) 2016-02-17 2016-02-17 Double-row deep groove ball bearing combining displacement compensation function and vibration reduction function

Country Status (1)

Country Link
CN (1) CN105545947A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6102177A (en) * 1999-05-12 2000-08-15 Behr America, Inc. Viscous clutch assembly
CN202560878U (en) * 2012-05-18 2012-11-28 浙江师范大学 Ball type magnetorheological coupling
CN103388646A (en) * 2013-07-30 2013-11-13 谭苹 Double-ring type magneto-rheological damper
CN104314974A (en) * 2014-10-12 2015-01-28 张广 Magnetorheological effect-based cylindrical roller bearing with integrated damper

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6102177A (en) * 1999-05-12 2000-08-15 Behr America, Inc. Viscous clutch assembly
CN202560878U (en) * 2012-05-18 2012-11-28 浙江师范大学 Ball type magnetorheological coupling
CN103388646A (en) * 2013-07-30 2013-11-13 谭苹 Double-ring type magneto-rheological damper
CN104314974A (en) * 2014-10-12 2015-01-28 张广 Magnetorheological effect-based cylindrical roller bearing with integrated damper

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Application publication date: 20160504