CN102944424B - Testing device of bearing service life - Google Patents
Testing device of bearing service life Download PDFInfo
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- CN102944424B CN102944424B CN201210486558.6A CN201210486558A CN102944424B CN 102944424 B CN102944424 B CN 102944424B CN 201210486558 A CN201210486558 A CN 201210486558A CN 102944424 B CN102944424 B CN 102944424B
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- bearing
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- heating cabinet
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Abstract
The invention discloses a testing device of the bearing service life. The device comprises a heating tank, a drive sleeve and a power device which can drive the drive sleeve to rotate, wherein the heating tank comprises a bearing chamber, a bearing positioning sleeve arranged in the bearing chamber and a temperature-control system for controlling the temperature of the heating tank, a sleeve through hole through which the drive sleeve can penetrate is arranged on the heating tank, and the sleeve through hole and the bearing positioning sleeve are coaxial. During usage, the outer ring of a bearing to be tested is fixed to the bearing fixing sleeve, the inner ring of the bearing to be tested is fixed to the drive sleeve, the power device drives the drive sleeve to rotate, the bearing rotates under the drive of the drive sleeve, the temperature-control system controls a heater, the environment temperature in the bearing chamber maintains within a required time zone, the bearing to be tested works at the environment temperature, the service life of the bearing to be tested is detected, and the service life of the bearing can be detected on the condition close to an actual use condition.
Description
Technical field
The present invention relates to Bearing testing technical field, more particularly, relate to the proving installation in a kind of bearing serviceable life.
Background technology
Bearing is one of requisite parts in most plant equipment.In some special equipments, bearing needs in hot environment, carry out long high capacity work, and this has higher requirement to the quality of bearing.Thus, bearing is tested the serviceable life in hot environment just seem very necessary.
At present also not to special under high temperature high load condition to the device that the serviceable life of bearing is detected.Testing staff generally adopts common high-temperature test chamber to carry out static test to bearing, there is larger deviation between test condition and the condition of work of bearing, and this causes reliable test result degree not enough.
By the above, how to provide the proving installation in a kind of bearing serviceable life, to realize, being more close under service condition the object that the serviceable life of bearing is detected, becoming the technical matters that those skilled in the art need solution badly.
Summary of the invention
In view of this, the invention provides the proving installation in a kind of bearing serviceable life, to realize more being close under service condition the object that the serviceable life of bearing is detected.
For achieving the above object, the invention provides following technical scheme:
The proving installation in bearing serviceable life, comprises heating cabinet, drive socket and described drive socket can be driven to carry out the propulsion system rotated;
Described heating cabinet comprises bearing chamber, be arranged on the bearing locating sleeve in described bearing chamber and control the temperature control system of described heating cabinet temperature;
Described heating cabinet is provided with the sleeve through hole that described drive socket can be made to pass, described sleeve through hole is coaxial with described bearing locating sleeve.
Preferably, in above-mentioned proving installation, described heating cabinet is hollow cylindrical structure, and described bearing chamber is the cylindrical cavity in described heating cabinet.
Preferably, in above-mentioned proving installation, described heating cabinet is comprised the aluminium heating jacket of the two panels semi-circular cylindrical be removably connected by securing member and is separately positioned on the end cap at described aluminium heating jacket two ends;
Described aluminium heating jacket and described end cap surround described bearing chamber.
Preferably, in above-mentioned proving installation, around described bearing locating sleeve, be provided with well heater.
Preferably, in above-mentioned proving installation, described temperature control system is arranged in electric control box.
Preferably, in above-mentioned proving installation, described propulsion system comprise motor, are arranged on the belt wheel of one end of described motor rotary shaft and the driving-belt being connected described belt wheel and described drive socket end.
Preferably, in above-mentioned proving installation, described propulsion system comprise motor, are arranged on the shaft coupling of the end of described motor rotary shaft, and the other end of described shaft coupling is connected with the end of described drive socket.
Preferably, in above-mentioned proving installation, also comprise the reducer casing be arranged between described motor and described drive socket, the high speed shaft of described reducer casing is connected with described motor by shaft coupling, and the slow-speed shaft of described reducer casing is connected by the end of shaft coupling with described drive socket.
Preferably, in above-mentioned proving installation, also comprise frame, described heating cabinet and described propulsion system are all arranged in described frame.
The invention provides the proving installation in a kind of bearing serviceable life, comprise heating cabinet, drive socket and drive socket can be driven to carry out the propulsion system rotated.Heating cabinet comprises bearing chamber, be arranged on the bearing locating sleeve in this bearing chamber and control the temperature control system of heating cabinet temperature.Heating cabinet is provided with the sleeve through hole that drive socket can be made to pass, meanwhile, sleeve through hole is coaxial with bearing locating sleeve.
When using proving installation provided by the present invention to detect bearing, the outer ring of bearing to be measured is fixed on bearing locating sleeve, be fixed on drive socket by the inner ring of bearing to be measured, when utilizing propulsion system to drive drive socket to rotate, bearing can rotate under the drive of drive socket; Meanwhile, utilize temperature control system control heating cabinet, make the environment temperature in bearing chamber maintain in required interval, create one be more close to bearing practical working situation under environment temperature.
As known from the above, proving installation provided by the present invention is by creating the environment temperature be close under practical working situation, bearing to be measured is made to carry out work at this ambient temperature, to detect its serviceable life, achieve and be more close under service condition the object that the serviceable life of bearing is detected.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the proving installation that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the structural representation of heating cabinet in proving installation;
Fig. 3 is the annexation schematic diagram of heating cabinet and propulsion system in proving installation;
Fig. 4 is the structural representation of the proving installation being provided with frame.
In above Fig. 1-4:
Heating cabinet 1, drive socket 2, propulsion system 3, frame 4, bearing chamber 10, bearing locating sleeve 11, sleeve through hole 101, aluminium heating jacket 102, end cap 103, motor 31, belt wheel 32, driving-belt 33.
Embodiment
The embodiment of the invention discloses the proving installation in a kind of bearing serviceable life, to realize more being close under service condition the object that the serviceable life of bearing is detected.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, in the proving installation that the embodiment of the present invention provides, comprise heating cabinet 1, drive socket 2 and propulsion system 3.
Wherein, heating cabinet 1 comprises bearing chamber 10, bearing locating sleeve 11 and temperature control system (not shown).
Heating cabinet 1 is provided with the sleeve through hole 101 that drive socket 2 can be allowed to pass; Bearing locating sleeve 11 to be arranged in bearing chamber 10 and coaxially to arrange with sleeve through hole 101; Temperature control system is connected with heating cabinet 1, to control the temperature in heating cabinet 1.
When using proving installation provided by the present invention to detect bearing, the inner ring of one or more bearing to be measured is fixed on drive socket 2, the drive socket 2 being arranged with bearing to be measured is being inserted after in bearing chamber 10, then the outer ring of bearing to be measured is being fixed on bearing locating sleeve 11.When utilizing propulsion system 3 to drive drive socket 2 to rotate, bearing to be measured can rotate under the drive of drive socket 2; Meanwhile, utilize temperature control system control heating cabinet 1, make the environment temperature in bearing chamber 10 maintain in required interval, create one be more close to bearing practical working situation under environment temperature.
As known from the above, proving installation provided by the present invention is by creating the environment temperature be close under practical working situation, bearing to be measured is made to carry out work at this ambient temperature, to detect its serviceable life, achieve and be more close under service condition the object that the serviceable life of bearing is detected.
Be understandable that, how utilizing temperature control system to control heating cabinet 1, to make the temperature in bearing chamber 10 remain in suitable interval, is the common practise of those skilled in the art.Common, temperature control system comprises temperature sensor and temperature control module.Wherein, at least one temperature sensor to be arranged near bearing chamber 10 or among with the temperature in monitoring bearing room 10, be converted into electric signal and be transferred to temperature control module; Temperature control module is connected with the well heater in temperature sensor and heating cabinet 1 simultaneously, temperature control module is by comparing the temperature value comprised in the electric signal received and set temperature value, draw the state that the well heater in heating cabinet 1 should be in, control the unlatching of well heater in heating cabinet 1, closedown, increase or reduce heating power to realize carrying out temperature controlled object.Certainly, the temperature control system in the proving installation that the embodiment of the present invention provides can also have other implementation, repeats no more herein.
Further, for the ease of controlling the temperature in bearing chamber 10, in an embodiment of the present invention, heating cabinet 1 is hollow cylindrical structure, and the bearing chamber 10 be arranged on wherein is the cylindrical cavity coaxial with heating cabinet 1.Because bearing is rotary structure, it is also operationally own axes is that turning axle carries out rotating, therefore, by heating cabinet 1, bearing chamber 10 are set to the structure with coaxial bearing, whole proving installation is made to become symmetrical structure centered by the axis of bearing, when heating, in proving installation, temperature field is also the symmetry of axle centered by this axis, point equal apart from this axial line distance in theory has equal temperature, and operator can control accurately to the temperature in bearing chamber 10.
Concrete, in the proving installation that above-described embodiment provides, heating cabinet 1 comprises aluminium heating jacket 102 and end cap 103.Please refer to Fig. 2, aluminium heating jacket 102 is semi-circular cylindrical structure, and two aluminium heating jackets 102 are connected by securing member, and surround a hollow cylinder; Two end caps 103 are separately positioned on the two ends of aluminium heating jacket 102, and aluminium heating jacket 102 and end cap 103 surround bearing chamber 10.Sleeve through hole 101 is arranged on end cap 103, meanwhile, end cap 103 is also provided with multiple through hole arranged needed for aluminium heating jacket 12 and sensor.The present embodiment is that the heating cabinet 1 in proving installation provides a specific embodiment, but in proving installation provided by the present invention, the concrete structure of heating cabinet 1 can also have other embodiment, repeats no more herein.
Preferably, in the proving installation that above-described embodiment provides, temperature control system is arranged in electric control box.By control system being placed in the electric control box comparatively closed, can playing a very good protection to control system, preventing external environment condition from exerting an adverse impact to control system.
Same, in proving installation provided by the present invention, also there is multiple embodiment in propulsion system 3.Please refer to Fig. 3, in the proving installation that this embodiment provides, propulsion system 3 comprise motor 31, belt wheel 32 and driving-belt 33, and belt wheel 32 is fixed on the end of motor 31 rotating shaft, and driving-belt 33 connects the end of belt wheel 32 and drive socket 2.When motor 31 runs, belt wheel 32 rotates thereupon, and then drives drive socket 2 to rotate by driving-belt 33, realizes the object driving bearing operation.Or propulsion system 3 comprise motor 31 and shaft coupling, shaft coupling connects the rotating shaft of motor 31 and the end of drive socket 2, achieves the object driving bearing rotary equally.
Preferably, in the proving installation that above-described embodiment provides, also comprise the reducer casing be arranged between motor and drive socket, the high speed shaft of reducer casing is connected with motor by shaft coupling, and the slow-speed shaft of reducer casing is connected with the end of drive socket by shaft coupling.By arranging reducer casing, at the rotating speed selecting to make drive socket 2 reach lower under the prerequisite of higher rotation speed motor, the cost of proving installation can be reduced.
Further, in order to improve the stability of proving installation provided by the present invention, in the proving installation that the present embodiment provides, also comprise frame 4.As shown in Figure 4, heating cabinet 1, propulsion system 3 are all fixedly installed in frame 4.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the proving installation in bearing serviceable life, is characterized in that, comprise heating cabinet, drive socket and described drive socket can be driven to carry out the propulsion system rotated;
Described heating cabinet comprises bearing chamber, be arranged on the bearing locating sleeve in described bearing chamber and control the temperature control system of described heating cabinet temperature;
Described heating cabinet is provided with the sleeve through hole that described drive socket can be made to pass, described sleeve through hole is coaxial with described bearing locating sleeve;
Described heating cabinet is hollow cylindrical structure, and described heating cabinet is comprised the aluminium heating jacket of the two panels semi-circular cylindrical be removably connected by securing member and is separately positioned on the end cap at described aluminium heating jacket two ends;
Described aluminium heating jacket and described end cap surround described bearing chamber.
2. proving installation according to claim 1, is characterized in that, is provided with well heater around described bearing locating sleeve.
3. proving installation according to claim 1, is characterized in that, described temperature control system is arranged in electric control box.
4. proving installation according to claim 1, is characterized in that, described propulsion system comprise motor, is arranged on the belt wheel of one end of described motor rotary shaft and the driving-belt being connected described belt wheel and described drive socket end.
5. proving installation according to claim 1, is characterized in that, described propulsion system comprise motor, is arranged on the shaft coupling of the end of described motor rotary shaft, and the other end of described shaft coupling is connected with the end of described drive socket.
6. proving installation according to claim 5, it is characterized in that, also comprise the reducer casing be arranged between described motor and described drive socket, the high speed shaft of described reducer casing is connected with described motor by shaft coupling, and the slow-speed shaft of described reducer casing is connected by the end of shaft coupling with described drive socket.
7. according to the proving installation described in any one of claim 1-6, it is characterized in that, also comprise frame, described heating cabinet and described propulsion system are all arranged in described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210486558.6A CN102944424B (en) | 2012-11-23 | 2012-11-23 | Testing device of bearing service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210486558.6A CN102944424B (en) | 2012-11-23 | 2012-11-23 | Testing device of bearing service life |
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| Publication Number | Publication Date |
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| CN102944424A CN102944424A (en) | 2013-02-27 |
| CN102944424B true CN102944424B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210486558.6A Active CN102944424B (en) | 2012-11-23 | 2012-11-23 | Testing device of bearing service life |
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Citations (6)
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|---|---|---|---|---|
| CN2821559Y (en) * | 2005-07-15 | 2006-09-27 | 洛阳轴研科技股份有限公司 | High temperature durability test machine for sedan wheel hub bearing |
| CN101430245A (en) * | 2008-12-08 | 2009-05-13 | 洛阳轴研科技股份有限公司 | Dynamic simulation test method and testing machine for plastic support bearing used for suspension |
| CN201464178U (en) * | 2009-07-22 | 2010-05-12 | 成都威士达粉末冶金有限公司 | Oil-carrying bearing life tester |
| CN101718625A (en) * | 2009-12-03 | 2010-06-02 | 洛阳轴研科技股份有限公司 | High-temperature high-speed test method for sealed bearing |
| CN201773000U (en) * | 2010-05-21 | 2011-03-23 | 浙江八环轴承有限公司 | Bearing life reliability testing device |
| CN202903484U (en) * | 2012-11-23 | 2013-04-24 | 宁波新大地轴承有限公司 | Test device of service life of bearing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4710172B2 (en) * | 2001-06-08 | 2011-06-29 | 日本精工株式会社 | Bearing life test apparatus and bearing life measuring method |
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2012
- 2012-11-23 CN CN201210486558.6A patent/CN102944424B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2821559Y (en) * | 2005-07-15 | 2006-09-27 | 洛阳轴研科技股份有限公司 | High temperature durability test machine for sedan wheel hub bearing |
| CN101430245A (en) * | 2008-12-08 | 2009-05-13 | 洛阳轴研科技股份有限公司 | Dynamic simulation test method and testing machine for plastic support bearing used for suspension |
| CN201464178U (en) * | 2009-07-22 | 2010-05-12 | 成都威士达粉末冶金有限公司 | Oil-carrying bearing life tester |
| CN101718625A (en) * | 2009-12-03 | 2010-06-02 | 洛阳轴研科技股份有限公司 | High-temperature high-speed test method for sealed bearing |
| CN201773000U (en) * | 2010-05-21 | 2011-03-23 | 浙江八环轴承有限公司 | Bearing life reliability testing device |
| CN202903484U (en) * | 2012-11-23 | 2013-04-24 | 宁波新大地轴承有限公司 | Test device of service life of bearing |
Non-Patent Citations (1)
| Title |
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| ABLT-6型外圈旋转轴承寿命强化试验机的研制;曹茂来等;《轴承》;20090105(第1期);第50-52页 * |
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| CN102944424A (en) | 2013-02-27 |
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