CN205748920U - A kind of twin shaft heavy-duty bearing simulation test machine - Google Patents
A kind of twin shaft heavy-duty bearing simulation test machine Download PDFInfo
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- CN205748920U CN205748920U CN201620665104.9U CN201620665104U CN205748920U CN 205748920 U CN205748920 U CN 205748920U CN 201620665104 U CN201620665104 U CN 201620665104U CN 205748920 U CN205748920 U CN 205748920U
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Abstract
The utility model discloses a kind of twin shaft heavy-duty bearing simulation test machine, include frame, the trial body being fixedly connected in frame, trial body is connected above cover plate, and cover plate is provided with frequency conversion motor；Described trial body includes the casing being fixedly connected in frame, and the two groups of test head assemblies being arranged in casing；Described test head assembly includes test main shaft, radially spring bearing, middle carrier compound, middle carrier compound supports end cap, two test bearings, end liner set, end load body；Also include axially loaded end cap, axial oil cylinder, also include axial supports end cap, diminished shaft, described diminished shaft connects driven pulley, and described frequency conversion motor connects driving pulley, and the driven pulley on driving pulley and two test head assemblies is connected by toothed belt transmission；Connect between the middle carrier compound of two described test head assemblies and have radial oil cylinders；Only with installing radially two ends oil cylinder, a compact conformation in the middle of this utility model two test head.
Description
Technical field
This utility model belongs to bearing test field, be specifically related to one can carry out radial and axial associating heavy duty load,
The novel bearing simulation test machine that two test main shafts run simultaneously.
Background technology
Just there is deep change in the environment of China's bearing industry development in recent years, the deep-seated problems day of long term accumulation
Benefit highlights, and extensive style growth pattern is hard to carry on, has enter into and must promote the new of industrial good and fast development with transition and upgrade
Stage.Bearing products also has middle and high end to high-end conversion, production domesticization is done step-by-step and substitutes import, also for meeting increasingly
The demand of the well-known big business in many worlds client, carries out the research and development of high-end product, it is desirable to have high accuracy, long-life and highly reliable
Property.The fatigue life of bearing and reliability thereof are the most important performance indications of bearing, but too many owing to affecting factors of fatigue life
And bearing fatigue life theory still needs to perfect, being simulated test is current only effective way.For the new product of research and development,
Do not require nothing more than self and be simulated test, in addition it is also necessary to carry out contrast test with the bearing products such as the oldest structure, material.At present
Mostly domestic Bearing Simulation Tester is a test main shaft, and every time the number of bearings of test is limited, each pilot project need into
Row test of many times, especially contrast test, the most at least carry out 2 tests.
Utility model content
Technical problem to be solved in the utility model is: the deficiency existed for prior art, it is provided that a kind of structure essence
Letter and good rigidly, be convenient to mount and dismount, high efficiency twin shaft heavy-duty bearing simulation test machine.
For realizing the purpose of this utility model, it is achieved by the following technical solutions: a kind of twin shaft heavy-duty bearing simulation
Testing machine, includes frame, the trial body being fixedly connected in frame, and trial body is connected above cover plate, and cover plate is pacified
Equipped with frequency conversion motor；
Described trial body includes the casing being fixedly connected in frame, and the two groups of test heads being arranged in casing
Assembly；
Described test head assembly includes test main shaft, is connected to test the radial direction spring bearing in the middle part of main shaft, is connected to
The radially middle carrier compound of spring bearing outer ring, is connected to two middle carrier compound supports end cap at middle carrier compound two ends, is connected to examination
Test two test bearings at main shaft two ends, be connected to the end liner set of each test bearing outer ring, and be connected to end liner set
On end load body, described end load body is connected on casing；
Described test head assembly also includes overlapping, with end liner, the axially loaded end cap being connected, and is connected to axially loaded end cap
On axial oil cylinder, described axial oil cylinder is fixedly connected on cabinet exterior, between output shaft and the casing of described axial oil cylinder pacify
Equipped with rear sealing shroud；
Described test head assembly also includes overlapping, with another end liner, the axial supports end cap being connected, same with test spindle nose
The diminished shaft that axle connects, and the front sealing shroud being connected between diminished shaft and casing；
The end that described diminished shaft is positioned at outside casing connects driven pulley, and the output shaft of described frequency conversion motor connects to be had
Driven pulley on driving pulley, driving pulley and two test head assemblies is connected by toothed belt transmission；
Connect between the middle carrier compound of two described test head assemblies and have radial oil cylinders；
Described middle carrier compound and end load external surface are mounted on temperature sensor and vibrating sensor；
Described axial oil cylinder and radial oil cylinders are connected with hydraulic system respectively；Each temperature sensor, vibrating sensor with
The signal input part of control system connects；Hydraulic system and frequency conversion motor are connected with the outfan of control system respectively.
Preferably: described cabinet exterior be also equipped with being connected with described toothed belt transmission in order to make Timing Belt open
Tight regulating wheel.
Preferably: described trial body is also associated with lubricating system.
Preferably: be provided with outside described casing to cover described driving pulley, driven pulley and regulating wheel
Protective cover.
Compared with prior art, the beneficial effects of the utility model are: 1. two test main shafts are tested simultaneously, carry
High test efficiency.2. only with installing a radially two ends oil cylinder, compact conformation, and frequency conversion motor peace in the middle of two test heads
It is contained on box cover, saves big quantity space.3. carrier compound profile is reasonable, the most stable with axially loaded, sensor installation side
Just.4. it is suitable for various working simulation test, is especially suitable for the Work condition analogue test of axial impact loading.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation after this utility model removal protective cover.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the side view of Fig. 1.
Fig. 5 be Fig. 4 be that A-A is to structural representation.
1, frame；2, trial body；3, cover plate；4, frequency conversion motor；5, axial oil cylinder；9, protective cover；10, driving pulley；
11, regulating wheel；12, driven pulley；13, radial oil cylinders；14, axially loaded end cap；15, test bearing；16, end liner set；17, end
Carrier compound；18, radially spring bearing；19, middle carrier compound；20, middle carrier compound supports end cap；21, front sealing shroud；22, diminished shaft；
23, axial supports end cap；24, test main shaft；25, test head assembly；26, rear sealing shroud；27, casing.
Detailed description of the invention
Below according to accompanying drawing, detailed description of the invention of the present utility model is made a detailed explanation.
According to shown in Fig. 1 to Fig. 5, a kind of twin shaft heavy-duty bearing simulation test machine described in the present embodiment, include frame
1, the trial body 2 being fixedly connected in frame, trial body is connected above cover plate 3, and cover plate is provided with frequency conversion motor 4.
Described trial body includes the casing 27 being fixedly connected in frame, and the two groups of tests being arranged in casing
Head assembly 25.
Described test head assembly includes test main shaft 24, is connected to test the radial direction spring bearing 18 in the middle part of main shaft, even
It is connected on the middle carrier compound 19 of radially spring bearing outer ring, is connected to two middle carrier compound supports end cap 20 at middle carrier compound two ends,
It is connected to test two test bearings 15 at main shaft two ends, is connected to the end liner set 16 of each test bearing outer ring, and
Being connected to the end load body 17 that end liner puts, described end load body is connected on casing.
Described test head assembly also includes overlapping, with end liner, the axially loaded end cap 14 being connected, and is connected to axially loaded end
The axial oil cylinder 5 covered, described axial oil cylinder is fixedly connected on cabinet exterior, between output shaft and the casing of described axial oil cylinder
Rear sealing shroud 26 is installed.
Described test head assembly also includes overlapping, with another end liner, the axial supports end cap 23 being connected, with test spindle nose
Coaxially connected diminished shaft 22, and the front sealing shroud 21 being connected between diminished shaft and casing.
The end that described diminished shaft is positioned at outside casing connects driven pulley 12, and the output shaft of described frequency conversion motor connects
The driven pulley on driving pulley 10, driving pulley and two test head assemblies is had to be connected by toothed belt transmission.
Connect between the middle carrier compound of two described test head assemblies and have radial oil cylinders 13；
Described middle carrier compound and end load external surface are mounted on temperature sensor and vibrating sensor；
Described axial oil cylinder and radial oil cylinders are connected with hydraulic system respectively；Each temperature sensor, vibrating sensor with
The signal input part of control system connects；Hydraulic system and frequency conversion motor are connected with the outfan of control system respectively.
Described cabinet exterior is also equipped with the regulating wheel 11 in order to make Timing Belt tensioning being connected with described toothed belt transmission.
Described trial body is also associated with lubricating system.
It is provided with to cover the protective cover 9 of described driving pulley, driven pulley and regulating wheel outside described casing.
During the test of this simulation test machine, sealing shroud 26 after first installing, then axial oil cylinder 5 is fixed on outside casing by screw
Wall, then installs radial oil cylinders support and radial oil cylinders 13；It is presented herein below and test head assembly 25 is assembled, i.e. radially spring bearing
In 18 holes being arranged on middle carrier compound 19, then it is installed along with testing on main shaft 24, load support end cap 20 in the installation of both sides,
Then, during test bearing 15 is arranged on end liner set 16, then it is installed along with testing on main shaft 24, then both sides installation end load
Body 17 and axially loaded end cap 14 and axial supports end cap 23, then just complete the installation of test head assembly 25.Two tests
After head assembly all installations, being put in casing, end load body is fixed with wall box by screw, sealing shroud before then installing
21, then with long bolt, little for taper axle 22 and driven pulley 12 are fixed on test main shaft 24 taper nose end, place temperature
Degree sensor and vibrating sensor, cover the testing machine cover plate having installed frequency conversion motor 4, installs Timing Belt, and regulates
Regulating wheel 11, finally installs protective cover 9.Open industrial computer, according to loading spectrum and normal-moveout spectrum, set each test parameters and warning
Parameter.
Claims (4)
1. a twin shaft heavy-duty bearing simulation test machine, it is characterised in that: include frame, the test being fixedly connected in frame
Main body, trial body is connected above cover plate, and cover plate is provided with frequency conversion motor；
Described trial body includes the casing being fixedly connected in frame, and the two groups of test head groups being arranged in casing
Part；
Described test head assembly includes test main shaft, is connected to test the radial direction spring bearing in the middle part of main shaft, is connected to radially
The middle carrier compound of spring bearing outer ring, is connected to two middle carrier compound supports end cap at middle carrier compound two ends, is connected to test main
Two test bearings at axle two ends, are connected to the end liner set of each test bearing outer ring, and are connected to what end liner put
End load body, described end load body is connected on casing；
Described test head assembly also includes overlapping, with end liner, the axially loaded end cap being connected, and is connected on axially loaded end cap
Axially oil cylinder, described axial oil cylinder is fixedly connected on cabinet exterior, is provided with between output shaft and the casing of described axial oil cylinder
Rear sealing shroud；
Described test head assembly also includes overlapping, with another end liner, the axial supports end cap being connected, and coaxially connects with test spindle nose
The diminished shaft connect, and the front sealing shroud being connected between diminished shaft and casing；
The end that described diminished shaft is positioned at outside casing connects driven pulley, and the output shaft of described frequency conversion motor connects to be had actively
Driven pulley on belt wheel, driving pulley and two test head assemblies is connected by toothed belt transmission；
Connect between the middle carrier compound of two described test head assemblies and have radial oil cylinders；
Described middle carrier compound and end load external surface are mounted on temperature sensor and vibrating sensor；
Described axial oil cylinder and radial oil cylinders are connected with hydraulic system respectively；Each temperature sensor, vibrating sensor and control
The signal input part of system connects；Hydraulic system and frequency conversion motor are connected with the outfan of control system respectively.
A kind of twin shaft heavy-duty bearing simulation test machine the most according to claim 1, it is characterised in that: described cabinet exterior is also
The regulating wheel in order to make Timing Belt tensioning being connected with described toothed belt transmission is installed.
A kind of twin shaft heavy-duty bearing simulation test machine the most according to claim 1, it is characterised in that: described trial body is also
Connect and have lubricating system.
A kind of twin shaft heavy-duty bearing simulation test machine the most according to claim 1, it is characterised in that: install outside described casing
There is to cover the protective cover of described driving pulley, driven pulley and regulating wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665104.9U CN205748920U (en) | 2016-06-27 | 2016-06-27 | A kind of twin shaft heavy-duty bearing simulation test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665104.9U CN205748920U (en) | 2016-06-27 | 2016-06-27 | A kind of twin shaft heavy-duty bearing simulation test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205748920U true CN205748920U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665104.9U Active CN205748920U (en) | 2016-06-27 | 2016-06-27 | A kind of twin shaft heavy-duty bearing simulation test machine |
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| CN (1) | CN205748920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910825A (en) * | 2016-06-27 | 2016-08-31 | 浙江天马轴承有限公司 | Simulation tester for biaxial heavy-duty bearing |
-
2016
- 2016-06-27 CN CN201620665104.9U patent/CN205748920U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910825A (en) * | 2016-06-27 | 2016-08-31 | 浙江天马轴承有限公司 | Simulation tester for biaxial heavy-duty bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 313200 Zhejiang city of Huzhou province Deqing County leidian town Canal Road No. 8 Patentee after: Zhejiang Tianma Bearing Group Co., Ltd. Address before: 313200 Zhejiang city of Huzhou province Deqing County leidian town near the canal Hangzhou Industrial Zone, Road No. 8 Patentee before: ZHEJIANG TIANMA BEARING CO., LTD. |