CN109187020A - A kind of rapid detection method of turntable bearing frictional torque - Google Patents
A kind of rapid detection method of turntable bearing frictional torque Download PDFInfo
- Publication number
- CN109187020A CN109187020A CN201811284167.XA CN201811284167A CN109187020A CN 109187020 A CN109187020 A CN 109187020A CN 201811284167 A CN201811284167 A CN 201811284167A CN 109187020 A CN109187020 A CN 109187020A
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- Prior art keywords
- turntable bearing
- inner ring
- digital display
- friction
- plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0009—Force sensors associated with a bearing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
A kind of rapid detection method of turntable bearing frictional torque, the present invention uses a set of detection device, detection device with composite behaviour must be coupled to each other with turntable bearing could implement quickly to detect, the starting moment of friction and pivoting friction torque of turntable bearing can be quickly detected by force moment spanner with digital display under the cooperation of detection device, the starting moment of friction and pivoting friction torque detected is more accurate, and it can compare with design starting moment of friction and pivoting friction torque and see the requirement for whether meeting technology, increase substantially the detection efficiency of turntable bearing frictional torque.
Description
Technical field
The invention belongs to Bearing testing technical field, especially a kind of rapid detection method of turntable bearing frictional torque.
Background technique
Moment of friction is to evaluate an important indicator of turntable bearing dynamic property, in recent years to precise rotating platform axis
The continuous improvement for holding performance requirement come scientific objective judgement turntable bearing drag size is bearing row by moment of friction
The emphasis of industry research.
All it is at present that indirect measurement carries out to the detection of moment of friction in turntable bearing assembling process, measures indirectly
Data are to be obtained by calculating, and calculate that moment of friction data its accuracy obtained is lower, to the subsequent dress of turntable bearing
Machine use impacts.
Directly measurement moment of friction is restricted to the outer dimension size of precise rotating platform bearing, these limitations affect turntable
The assembly progress and detection efficiency of bearing.
Summary of the invention
To overcome above-mentioned shortcoming, the present invention provides a kind of rapid detection methods of turntable bearing frictional torque, should
Method can reduce the problem of turntable bearing moment of friction difficulty detection in assembling process by detection device, by a whole set of quick
Organic cooperation of detection device and torque spanner can quickly detect the starting moment of friction and rotation friction of turntable bearing
Square provides technical basis for qualification turntable bearing.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of rapid detection method of turntable bearing frictional torque, this method use a set of detection device, the detection device
Containing force moment spanner with digital display, support plate, carrying bolt, pressing plate, bottom plate, fixing bolt and outer-hexagonal bolt, turntable bearing contains
Inner ring and outer ring, inner ring are separate structure and the interconnecting hole with several same radius, and outer ring has the several of same radius
Outer connecting hole, the outer connection pore radius are greater than the interconnecting hole radius, and turntable bearing frictional torque includes starting frictional force
Square and pivoting friction torque, it is characterized in that:
The outer diameter for being equipped with several internal thread holes and bottom plate according to the interconnecting hole radius on the bottom plate of plate-like is greater than the outer of outer ring
Diameter, the outer diameter for being equipped with several inner via holes and pressing plate according to the interconnecting hole radius on the pressing plate of plate-like are equal to the outer diameter of inner ring,
The support board ends of strip are greater than outside according to the length that the outer connection pore radius is symmetrically arranged with four inner via holes and support plate
The inner ring of separate structure is lain in bottom plate upper end by the outer diameter of circle, is placed pressing plate in the Double End of inner ring, is passed through several fixed spiral shells
Inner ring and pressing plate are connected and fixed on bottom plate by bolt together；Support spiral shell first is respectively penetrated in four inner via holes of support plate later
Carrying bolt is simultaneously connected and fixed on the supporting plate by four nuts by bolt respectively, and then four carrying bolts both pass through described outer
Outer ring upper and lower side is simultaneously connected and fixed by eight nuts by connecting hole, and connection outer-hexagonal bolt is screwed at the center of support plate,
Finally force moment spanner with digital display is socketed on outer hex bolts；
The process that turntable bearing frictional torque is quickly detected after above-mentioned condition has is: the upper and lower end face of inner ring is positioning first
Benchmark is simultaneously connected and fixed, and secondly outer ring is rotary with respect to inner ring, furthermore since outer-hexagonal bolt is to pass through up time
Needle, which screws, to be connected at support plate center, therefore force moment spanner with digital display will also rotate clockwise, clockwise in force moment spanner with digital display
The initial stage of rotation i.e. outer ring relatively-stationary inner ring can read turntable axis by force moment spanner with digital display when not generating rotation
The starting moment of friction held can read turntable axis by force moment spanner with digital display when relatively-stationary inner ring generates rotation when outer ring
The pivoting friction torque held so far completes the quick detection of turntable bearing frictional torque.
Due to using technical solution as described above, the present invention generate it is following the utility model has the advantages that
1, use detection device of the invention is a set of combination unit, and detection device must be coupled to each other with turntable bearing could be real
Quick detection is applied, the moment of friction of turntable bearing can be just quickly detected by the assembling of detection device.
2, the starting frictional force of turntable bearing can be quickly detected by force moment spanner with digital display under the cooperation of detection device
Square and pivoting friction torque, the starting moment of friction and pivoting friction torque detected are more accurately, and to open with design
Dynamic friction torque and pivoting friction torque compare the requirement seen and whether meet technology, increase substantially detection efficiency.
Detailed description of the invention
Fig. 1 is principal section structure schematic diagram of the invention.
Fig. 2 is the plan structure simplified schematic diagram of Fig. 1.
In above-mentioned figure: 01- force moment spanner with digital display, 02- support plate, 03- carrying bolt, 04- pressing plate, 05- inner ring, the bottom 06-
Plate, 07- fixing bolt, the outer ring 08-, 09- outer-hexagonal bolt.
Specific embodiment
The present invention is a kind of rapid detection method of turntable bearing frictional torque, and the present invention can be reduced by detection device
The problem of turntable bearing moment of friction difficulty detection in assembling process can by organic cooperation of detection device and torque spanner
To quickly detect the starting moment of friction and pivoting friction torque of turntable bearing.
Turntable bearing contains inner ring 05 and outer ring 08, and inner ring is separate structure and the interior connection with several same radius
Hole, outer ring have several outer connecting holes of same radius, and the outer connection pore radius is greater than the interconnecting hole radius, turntable axis
Holding moment of friction includes starting moment of friction and pivoting friction torque.
In conjunction with Fig. 1-2, the present invention uses a set of detection device, which contains force moment spanner with digital display 01, support
Plate 02, carrying bolt 03, pressing plate 04, bottom plate 06, fixing bolt 07 and outer-hexagonal bolt 09.It should be understood that the detection fills
Setting is a set of combination unit, and detection device must be coupled to each other with turntable bearing could implement quickly to detect, related detection device
Connecting mode with turntable bearing does not repeat separately referring to the technical solution.
Make the upper and lower end face positioning datum of inner ring with organic cooperation of turntable bearing by detection device and is coupled
Fixed, secondly outer ring is rotary with respect to inner ring, furthermore since outer-hexagonal bolt is to be connected in branch by screwing clockwise
At fagging center, therefore force moment spanner with digital display will also rotate clockwise, the initial stage that force moment spanner with digital display rotates clockwise also
It is the starting frictional force that can read turntable bearing when the relatively-stationary inner ring in outer ring does not generate rotation by force moment spanner with digital display
Square can read the rotation friction of turntable bearing by force moment spanner with digital display when relatively-stationary inner ring generates rotation when outer ring
Square so far completes the quick detection of turntable bearing frictional torque.
Although detection device is simultaneously uncomplicated, can quickly be detected under the cooperation of detection device by force moment spanner with digital display
The starting moment of friction and pivoting friction torque of turntable bearing, the effect of generation are apparent for a person skilled in the art
's.
Claims (1)
1. a kind of rapid detection method of turntable bearing frictional torque, this method uses a set of detection device, the detection dress
It sets containing force moment spanner with digital display (01), support plate (02), carrying bolt (03), pressing plate (04), bottom plate (06), fixing bolt (07)
And outer-hexagonal bolt (09), turntable bearing contain inner ring (05) and outer ring (08), inner ring is separate structure and has several identical
The interconnecting hole of radius, outer ring have several outer connecting holes of same radius, and the outer connection pore radius is greater than the interior connection
Pore radius, turntable bearing frictional torque include starting moment of friction and pivoting friction torque, it is characterized in that:
The outer diameter for being equipped with several internal thread holes and bottom plate according to the interconnecting hole radius on the bottom plate of plate-like is greater than the outer of outer ring
Diameter, the outer diameter for being equipped with several inner via holes and pressing plate according to the interconnecting hole radius on the pressing plate of plate-like are equal to the outer diameter of inner ring,
The support board ends of strip are greater than outside according to the length that the outer connection pore radius is symmetrically arranged with four inner via holes and support plate
The inner ring of separate structure is lain in bottom plate upper end by the outer diameter of circle, is placed pressing plate in the Double End of inner ring, is passed through several fixed spiral shells
Inner ring and pressing plate are connected and fixed on bottom plate by bolt together；Support spiral shell first is respectively penetrated in four inner via holes of support plate later
Carrying bolt is simultaneously connected and fixed on the supporting plate by four nuts by bolt respectively, and then four carrying bolts both pass through described outer
Outer ring upper and lower side is simultaneously connected and fixed by eight nuts by connecting hole, and connection outer-hexagonal bolt is screwed at the center of support plate,
Finally force moment spanner with digital display is socketed on outer hex bolts；
The process that turntable bearing frictional torque is quickly detected after above-mentioned condition has is: the upper and lower end face of inner ring is positioning first
Benchmark is simultaneously connected and fixed, and secondly outer ring is rotary with respect to inner ring, furthermore since outer-hexagonal bolt is to pass through up time
Needle, which screws, to be connected at support plate center, therefore force moment spanner with digital display will also rotate clockwise, clockwise in force moment spanner with digital display
The initial stage of rotation i.e. outer ring relatively-stationary inner ring can read turntable axis by force moment spanner with digital display when not generating rotation
The starting moment of friction held can read turntable axis by force moment spanner with digital display when relatively-stationary inner ring generates rotation when outer ring
The pivoting friction torque held so far completes the quick detection of turntable bearing frictional torque.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284167.XA CN109187020B (en) | 2018-10-31 | 2018-10-31 | Rapid detection method for friction torque of turntable bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284167.XA CN109187020B (en) | 2018-10-31 | 2018-10-31 | Rapid detection method for friction torque of turntable bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109187020A true CN109187020A (en) | 2019-01-11 |
| CN109187020B CN109187020B (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284167.XA Active CN109187020B (en) | 2018-10-31 | 2018-10-31 | Rapid detection method for friction torque of turntable bearing |
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| CN (1) | CN109187020B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916541A (en) * | 2019-02-28 | 2019-06-21 | 河南科技大学 | A kind of turntable bearing frictional torque testing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100158434A1 (en) * | 2008-12-11 | 2010-06-24 | Prueftechnik Dieter Busch Ag | Method and device for dynamic measurement of the radial deformation of a rolling bearing ring |
| CN102032848A (en) * | 2010-12-02 | 2011-04-27 | 洛阳轴研科技股份有限公司 | Method for detecting multiple technical indexes of turntable bearing by using detecting platform |
| CN202176615U (en) * | 2011-06-28 | 2012-03-28 | 洛阳轴研科技股份有限公司 | Combined turntable bearing |
| CN105716770A (en) * | 2016-04-14 | 2016-06-29 | 燕山大学 | Calibration device for simulating friction moment of spaceflight bearing under zero gravity |
| CN205533784U (en) * | 2016-01-30 | 2016-08-31 | 河北省轴承产业技术研究院 | High -speed biserial tapered roller revolving stage bearing |
| CN206017449U (en) * | 2016-07-29 | 2017-03-15 | 洛阳鸿元轴承科技有限公司 | A kind of harmonic wave speed reducing machine compact crossed roller bearing |
| CN206974584U (en) * | 2017-05-12 | 2018-02-06 | 如皋市非标轴承有限公司 | The reverse torque detecting apparatus of unilateral bearing |
-
2018
- 2018-10-31 CN CN201811284167.XA patent/CN109187020B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100158434A1 (en) * | 2008-12-11 | 2010-06-24 | Prueftechnik Dieter Busch Ag | Method and device for dynamic measurement of the radial deformation of a rolling bearing ring |
| CN102032848A (en) * | 2010-12-02 | 2011-04-27 | 洛阳轴研科技股份有限公司 | Method for detecting multiple technical indexes of turntable bearing by using detecting platform |
| CN202176615U (en) * | 2011-06-28 | 2012-03-28 | 洛阳轴研科技股份有限公司 | Combined turntable bearing |
| CN205533784U (en) * | 2016-01-30 | 2016-08-31 | 河北省轴承产业技术研究院 | High -speed biserial tapered roller revolving stage bearing |
| CN105716770A (en) * | 2016-04-14 | 2016-06-29 | 燕山大学 | Calibration device for simulating friction moment of spaceflight bearing under zero gravity |
| CN206017449U (en) * | 2016-07-29 | 2017-03-15 | 洛阳鸿元轴承科技有限公司 | A kind of harmonic wave speed reducing machine compact crossed roller bearing |
| CN206974584U (en) * | 2017-05-12 | 2018-02-06 | 如皋市非标轴承有限公司 | The reverse torque detecting apparatus of unilateral bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916541A (en) * | 2019-02-28 | 2019-06-21 | 河南科技大学 | A kind of turntable bearing frictional torque testing machine |
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| Publication number | Publication date |
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| CN109187020B (en) | 2020-05-19 |
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