CN208187592U - A kind of monitoring temperature structure of main shaft bearing inner ring - Google Patents
A kind of monitoring temperature structure of main shaft bearing inner ring Download PDFInfo
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- CN208187592U CN208187592U CN201820893265.2U CN201820893265U CN208187592U CN 208187592 U CN208187592 U CN 208187592U CN 201820893265 U CN201820893265 U CN 201820893265U CN 208187592 U CN208187592 U CN 208187592U
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- bearing
- detecting element
- inner ring
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Abstract
The utility model discloses a kind of monitoring temperature structures of main shaft bearing inner ring, including shaft, bearing is installed in the shaft, the shaft is provided in the axial direction with the mounting hole for installing temperature detecting element, the position of the mounting hole tail end corresponding shaft bearing installation offers inclined hole, and probe of the inclined hole with mounting hole connection for temperature detecting element is contacted with the inner ring of the bearing；The temperature signal transmission mechanism connecting with temperature detecting element is additionally provided in the shaft.Beneficial effect is: directly being contacted using temperature detecting element with the inner ring of bearing, directly measures the temperature of bearing inner race, data are reliably true, can learn the operation conditions of bearing earlier, carry out precautionary measures in advance, easy to use.
Description
Technical field
The utility model relates to main axle structure fields, and in particular to a kind of monitoring temperature structure of main shaft bearing inner ring.
Background technique
Main shaft is the core component of lathe, and the performance of main shaft and service life directly determine performance and the service life of lathe, and lead
The main reason for axis damages is the damage of main shaft bearing, mainly there is that foreign substance pollution, carrying be excessive, lubrication the reason of bearing damage
Failure etc., and temperature anomaly is the tendency of bearing damage, can predict bearing operating condition in advance by monitoring bearing temperature, thus
Bearing performance and service condition are judged in advance, are made correct disposal options in time, are avoided bigger loss.Before general main shaft
Bearing is main support end, and bearing specification is big or quantity is more, thus calorific value is big, and it is the position broken down at first that temperature is high, and
The temperature of bearing inner race is higher than outer ring temperature, therefore monitoring bearing inner race temperature can know bearing operation conditions earlier, but
Since bearing inner race is rotary part, the monitoring signals of temperature sensor are difficult to export, thus monitor difficult.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of temperature prison of main shaft bearing inner ring
Structure is controlled, bearing inner race temperature is monitored by the effective contact bearing of temperature detecting element to monitor main shaft operating condition, to mention
The reliability of high main shaft and lathe.
The utility model achieves the above object through the following technical schemes:
A kind of monitoring temperature structure of main shaft bearing inner ring, including shaft are equipped with bearing, the shaft in the shaft
It is provided in the axial direction with the mounting hole for installing temperature detecting element, the position of the mounting hole tail end corresponding shaft bearing installation opens up
There is inclined hole, probe of the inclined hole with mounting hole connection for temperature detecting element is contacted with the inner ring of the bearing；It is described
The temperature signal transmission mechanism connecting with temperature detecting element is additionally provided in shaft.
Preferably, the temperature signal transmission mechanism includes slip ring cover for seat, the slip-ring seat set is nested in the shaft
Rear end, and the slip ring cover for seat corresponds to mounting hole and offers fairlead, passes through for temperature detecting element；
Multiple slip rings are nested on the outside of the slip ring cover for seat, are equipped with felt pad between two neighboring slip ring；It is each described
Brush is connected on the outside of slip ring, and multiple brushes are mounted on brushgear housing, the outside of the brushgear housing is equipped with spring base, described
Brush passes through the spring base, is cased with spring on the brush, and the spring is located at the inside of the spring base.
Preferably, the temperature signal transmission mechanism is fixed by slip ring locking nut.
Preferably, the slip ring and the felt pad are provided with multiple, slip ring and institute close to the slip ring cover for seat
It states slip ring cover for seat to be adjacent to, the slip ring locking nut is adjacent to outermost felt pad.
Preferably, the slip ring cover for seat is insulator.
Preferably, the temperature detecting element is temperature sensor.
To sum up, the utility model has the beneficial effects that: directly being contacted using temperature detecting element with the inner ring of bearing, directly
The temperature for measuring bearing inner race is connect, data are reliably true, can learn the operation conditions of bearing earlier, carry out prevention in advance and arrange
It applies, it is easy to use.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main sectional view of the utility model；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the left view of the utility model.
The reference numerals are as follows:
1, shaft；2, mounting hole；3, temperature detecting element；4, fore bearing；5, temperature signal transmission mechanism；501, slip-ring seat
Set；502, felt pad；503, slip ring；504, brushgear housing；505, spring base；506, spring；507, brush；6, bearing holder (housing, cover)；7, prevent
Dirt lid；8, front cover；9, spacer；10, rear bearing；11, rear cover；12, bearing lock nut；13, slip ring locking nut；14, inclined hole.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in referring to figures 1-3, the utility model provides a kind of monitoring temperature structure of main shaft bearing inner ring, including turns
Axis 1 is equipped with bearing in the shaft 1, and the shaft 1 is provided in the axial direction with the mounting hole for installing temperature detecting element 3
2, the position of 2 tail end corresponding shaft bearing of the mounting hole installation offers inclined hole 14, which is connected to the mounting hole 2 and is used for
The probe of temperature detecting element 3 is contacted with the inner ring of the bearing；It is additionally provided in the shaft 1 and is connect with temperature detecting element 3
Temperature signal transmission mechanism 5, the structure of the mounting hole 2 and the inclined hole 14 facilitates the installation of temperature detecting element, and
When shaft 1 operates, temperature detecting element 3 can follow shaft 1 and bearing inner race synchronous rotary, keep opposing stationary state,
Temperature signal is exported finally by temperature signal transmission mechanism 5, temperature monitoring is bearing inner race actual temperature, and data are accurate.
For convenience of temperature signal is exported, the temperature signal transmission mechanism 5 includes slip ring cover for seat 501, the slip-ring seat
Set 501 is nested in the rear end of the shaft 1, and the corresponding mounting hole 2 of the slip ring cover for seat 501 offers fairlead, examines for temperature
Element 3 is surveyed to pass through；
It is nested with multiple slip rings 503 on the outside of the slip ring cover for seat 501, is equipped with felt pad between two neighboring slip ring 503
502；The outside of each slip ring 503 is connected with brush 507, and multiple brushes 507 are mounted on brushgear housing 504, the electricity
The outside of brush holder 504 is equipped with spring base 505, and the brush 507 passes through the spring base 505, is cased with spring on the brush 507
506, and the spring 506 is located at the inside of the spring base 505.During installation, slip ring cover for seat 501 is first installed on shaft 1
Then rear end is once installed according to the position of four groups of slip rings 503 and felt pad 502, then with slip ring locking nut 13 by slip ring
503, felt pad 502, slip ring cover for seat 501 are fixed, and when installation pays attention to wearing in slip ring 503, felt pad 502 and slip ring cover for seat 501
String holes alignment, temperature detecting element 3 is effectively contacted with bearing inner race, and fixation.
Further, the temperature signal transmission mechanism 5 is fixed by slip ring locking nut 13.
The slip ring 503 and the felt pad 502 be provided with it is multiple, close to the slip ring cover for seat 501 slip ring 503 with
The slip ring cover for seat 501 is adjacent to, and the slip ring locking nut 13 is adjacent to outermost felt pad 502.The slip ring cover for seat 501
For insulator.
The temperature detecting element 3 is temperature sensor, can also can be converted temperature change to using other and can be surveyed
Measure the element of signal.
As preferred embodiment, the bearing includes fore bearing 4 and rear bearing 10, when detecting, before main shaft
Bearing 4 is main support end, and bearing specification is big and more, thus calorific value is big, and it is the position broken down at first, preferably that temperature is high
The temperature of 4 inner ring of fore bearing is monitored, and is equipped with spacer 9 between the fore bearing 4 and the rear bearing 10, is used to support fore bearing
4 and the inside of rear bearing 10 inner ring, two outsides of the fore bearing 4 and the rear bearing 10 are respectively provided with before bearing holds out against
4 outer ring front cover 8 of bearing and the rear cover 11 that 10 outer ring of rear bearing is held out against for axial direction；It is set between the front cover 8 and the rear cover 11
Have for the radial bearing holder (housing, cover) 6 for holding out against 10 outer ring of 4 outer ring of fore bearing and rear bearing；The side of the rear bearing 10 and after described
The inside of lid 11 is equipped with bearing lock nut 12.
For the anti-dust performance for improving main shaft, the outside of the front cover 8 is additionally provided with dustproof cover 7.
There are two the fore bearing 4 is set, the mounting hole 2 set there are two and the length of two groups of mounting holes 2 and the front axle
It is corresponding to hold 4 installation sites, monitors the temperature of multiple front end bearing inner races for convenience, is respectively equipped with a temperature in each mounting hole 2
Detecting element 3, for monitoring the temperature of two 4 inner rings of fore bearing, this structure can be according to the quantity of fore bearing 4, in shaft 1
The mounting hole 2 for processing different number, installs temperature detecting element respectively, detects the temperature of different 4 inner rings of fore bearing.
Wherein signal of the temperature signal transmission mechanism 5 in addition to temperature sensor can be transmitted by way of electric brush slip ring,
Signal can also be transmitted using wireless transmitter receiver always.
Using the above structure, temperature detecting element is mounted in mounting hole 2, and in the position rat holing 14 of installation bearing
Probe for temperature detecting element is stretched out to be contacted with bearing inner race, and with solidification glue that temperature detecting element 3 is fixed, then will
Bearing holder (housing, cover) 6, shaft 1, bearing, spacer 9, bearing lock nut 12, front cover 8, rear cover 11 and the assembly of dustproof cover 7 are completed, Zhi Houan
Temperature signal transmission mechanism 5 is filled, is exported temperature signal by temperature signal transmission mechanism 5.
It is directly contacted using temperature detecting element 3 with the inner ring of bearing, directly measures the temperature of bearing inner race, data are reliable
Really, the operation conditions that can learn bearing earlier, carries out precautionary measures in advance, easy to use.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (6)
1. a kind of monitoring temperature structure of main shaft bearing inner ring, including shaft, bearing is installed in the shaft, feature exists
In: the shaft is provided in the axial direction with the mounting hole for installing temperature detecting element, the mounting hole tail end corresponding shaft bearing peace
The position of dress offers inclined hole, which is connected to interior with the bearing for popping one's head in for temperature detecting element with the mounting hole
Circle contact；The temperature signal transmission mechanism connecting with temperature detecting element is additionally provided in the shaft.
2. a kind of monitoring temperature structure of main shaft bearing inner ring according to claim 1, it is characterised in that: the temperature signal
Transmission mechanism includes slip ring cover for seat, and the slip-ring seat set is nested in the rear end of the shaft, and the slip ring cover for seat corresponds to mounting hole
Fairlead is offered, is passed through for temperature detecting element；
Multiple slip rings are nested on the outside of the slip ring cover for seat, are equipped with felt pad between two neighboring slip ring；Each slip ring
Outside be connected with brush, and multiple brushes are mounted on brushgear housing, and the outside of the brushgear housing is equipped with spring base, the brush
Across the spring base, spring is cased on the brush, and the spring is located at the inside of the spring base.
3. a kind of monitoring temperature structure of main shaft bearing inner ring according to claim 2, it is characterised in that: the temperature signal
Transmission mechanism is fixed by slip ring locking nut.
4. a kind of monitoring temperature structure of main shaft bearing inner ring according to claim 3, it is characterised in that: the slip ring and institute
It states felt pad and is provided with multiple, be adjacent to close to the slip ring of the slip ring cover for seat with the slip ring cover for seat, the slip ring locking screw
It is female to be adjacent to outermost felt pad.
5. a kind of monitoring temperature structure of main shaft bearing inner ring according to claim 4, it is characterised in that: the slip ring cover for seat
For insulator.
6. -5 any a kind of monitoring temperature structure of main shaft bearing inner ring according to claim 1, it is characterised in that: the temperature
Degree detecting element is temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820893265.2U CN208187592U (en) | 2018-06-11 | 2018-06-11 | A kind of monitoring temperature structure of main shaft bearing inner ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820893265.2U CN208187592U (en) | 2018-06-11 | 2018-06-11 | A kind of monitoring temperature structure of main shaft bearing inner ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208187592U true CN208187592U (en) | 2018-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820893265.2U Active CN208187592U (en) | 2018-06-11 | 2018-06-11 | A kind of monitoring temperature structure of main shaft bearing inner ring |
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| Country | Link |
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| CN (1) | CN208187592U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091015A (en) * | 2019-05-31 | 2019-08-06 | 罗建全 | A kind of electrolysis electric spark milling Multifunctional milling mounting device |
| CN110146188A (en) * | 2019-04-02 | 2019-08-20 | 中国北方发动机研究所(天津) | A kind of floating-ring bearing ectonexine oil film thermometry |
| CN110207834A (en) * | 2019-05-22 | 2019-09-06 | 浙江优特轴承有限公司 | For detecting the location structure of main shaft bearing Internal and external cycle temperature |
| CN110672884A (en) * | 2019-09-25 | 2020-01-10 | 人本集团有限公司 | Bearing inner race electric conductivity detects complementary unit |
| CN111256861A (en) * | 2020-03-23 | 2020-06-09 | 江苏嘉轩智能工业科技股份有限公司 | Bearing inner ring temperature measuring device and method for outer rotor permanent magnet electric roller |
| CN111537089A (en) * | 2020-05-22 | 2020-08-14 | 中国航发哈尔滨轴承有限公司 | Real-time measuring device for temperature of inner ring of aviation bearing |
| CN111999063A (en) * | 2020-07-28 | 2020-11-27 | 人本股份有限公司 | Test device for monitoring inner ring temperature |
| CN112014104A (en) * | 2020-07-28 | 2020-12-01 | 人本股份有限公司 | Test tool for water pump shaft connecting bearing |
-
2018
- 2018-06-11 CN CN201820893265.2U patent/CN208187592U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146188A (en) * | 2019-04-02 | 2019-08-20 | 中国北方发动机研究所(天津) | A kind of floating-ring bearing ectonexine oil film thermometry |
| CN110207834A (en) * | 2019-05-22 | 2019-09-06 | 浙江优特轴承有限公司 | For detecting the location structure of main shaft bearing Internal and external cycle temperature |
| CN110091015A (en) * | 2019-05-31 | 2019-08-06 | 罗建全 | A kind of electrolysis electric spark milling Multifunctional milling mounting device |
| CN110672884A (en) * | 2019-09-25 | 2020-01-10 | 人本集团有限公司 | Bearing inner race electric conductivity detects complementary unit |
| CN111256861A (en) * | 2020-03-23 | 2020-06-09 | 江苏嘉轩智能工业科技股份有限公司 | Bearing inner ring temperature measuring device and method for outer rotor permanent magnet electric roller |
| CN111537089A (en) * | 2020-05-22 | 2020-08-14 | 中国航发哈尔滨轴承有限公司 | Real-time measuring device for temperature of inner ring of aviation bearing |
| CN111999063A (en) * | 2020-07-28 | 2020-11-27 | 人本股份有限公司 | Test device for monitoring inner ring temperature |
| CN112014104A (en) * | 2020-07-28 | 2020-12-01 | 人本股份有限公司 | Test tool for water pump shaft connecting bearing |
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