CN205426520U - Oily formula antifriction bearing life -span intensified test machine - Google Patents
Oily formula antifriction bearing life -span intensified test machine Download PDFInfo
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- CN205426520U CN205426520U CN201620136612.8U CN201620136612U CN205426520U CN 205426520 U CN205426520 U CN 205426520U CN 201620136612 U CN201620136612 U CN 201620136612U CN 205426520 U CN205426520 U CN 205426520U
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Abstract
The utility model discloses an oily formula antifriction bearing life -span intensified test machine, be it phi 10 to be applicable to the internal diameter 60mm's antifriction bearing life -span intensified test, including frame, stirring oil supplementing device, experimental head spare, transmission system, loading system, signal amplifier, temperature sensor, vibration sensor and computer monitoring system. Loading system, experimental head spare, stirring oil supplementing device and transmission system all fix in the frame, transmission system links to each other with experimental head spare, loading system can be to experimental bearing loading radial load and axial load, temperature sensor and vibration sensor are installed to experimental head spare, link to each other with the computer monitoring system through signal amplifier. The computer monitoring system shows experimental bearing temperature, vibration value, rotational speed, accumulative total test time, vibration time domain and frequency domain figure. The utility model discloses the test result satisfies antifriction bearing condition in the in -service use, can shorten test duration simultaneously by a wide margin, practice thrift testing expenses.
Description
Technical field
The utility model relates to a kind of oil immersed type rolling bearing life strenuous test device, particularly relating to a kind of simple to operate, result of the test meets the actually used situation of test bearing, simultaneously, test period can be greatly shortened, save the rolling bearing life test instrumentation of testing expenses.
Background technology
Rolling bearing is one of most widely used Key basic parts in all kinds of machinery.The service life of rolling bearing is the important performance indexes of bearing, and bearing directly affects the performance of mechanical system service life.When rolling bearing influences whether the use continuity of mechanical system service life the most in short-term, increase extra use cost simultaneously.
In China's bearing industry development plan, important requirement carries out raising rolling bearing life and reliability engineering technique tackling key problem.Low load, high-revolving traditional bearing life test method cycle length, costly and the poor reliability of result of the test, strenuous test is then on the premise of keeping contact fatigue failure mechanism consistent, significantly shorten test period, reduce experimentation cost, thus accelerate the construction cycle of product and improve paces, therefore bearing life strenuous test gets growing concern for, studies and applies.
At present, along with demand and the range of application of rolling bearing constantly expand, the practical service environment of bearing is the most different, the practical service environment of bearing has material impact to the life-span of bearing, therefore the research and development rolling bearing life testing machine that uses environments to according to bearing reality is the most necessary, and this oil immersed type rolling bearing life strenuous test machine is researched and developed according to the specific use environment of bearing.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of rolling bearing life strenuous test machine.
The purpose of this utility model is achieved through the following technical solutions: a kind of oil immersed type rolling bearing life strenuous test machine, the fatigue life of test bearing is overlapped for detection four, including: frame, stirring recharging oil device, test head assembly, vibrating sensor, temperature sensor, transmission system, loading system, signal amplifier and computer supervisory control system；Wherein, described stirring recharging oil device, test head assembly, transmission system and loading system are each attached in frame；Transmission system is connected with test head assembly；Loading system is positioned at the side of test bearing, test bearing can be loaded radial load and axial load；Vibrating sensor and temperature sensor are arranged on test head assembly, are connected with computer supervisory control system by signal amplifier.
Further, described stirring recharging oil device includes stirring motor, motor flange, sealing shroud, O RunddichtringO, stirs dish, two reinforced seals, two circlips for shaft, stirring power transmission shaft, two spring bearings, two fixed strips, repairing bucket, repairing bucket stirring motor, liquid level gauge and two fixing bolts；Motor flange and sealing shroud are arranged in frame, O RunddichtringO is arranged on sealing shroud, stirring motor is connected with motor flange, it is fixed in frame, stirring power transmission shaft is arranged in sealing shroud, and be connected with stirring motor, stir dish, two reinforced seals and two spring bearings to be arranged on stirring power transmission shaft, two circlips for shaft are stuck on stirring power transmission shaft, in order to fix the position of two spring bearings, two fixed strips are fixed in frame, and repairing bucket is arranged on two fixed strips with two fixing bolts, and repairing bucket is provided with repairing stirring motor and liquid level gauge.
Further, described test head assembly includes two shading rings, two stripping rings, middle carrier compound, middle lining, four set test bearings, two end load bodies, two locking nuts, test mandrel and two end liner sets；Two shading rings, two stripping rings and four set test bearings press fit on test mandrel successively, the each two set test bearings in both sides, between middle two set test bearings and test mandrel, stripping ring is installed, separate with shading ring between two set test bearings on limit, two ends are locked with two locking nuts, two end liner sets are arranged in two end load bodies, middle lining is arranged in middle carrier compound, the four set test bearings being arranged on test mandrel are arranged in middle lining and two end liner sets, and two end load bodies are in the both sides of middle carrier compound.
Further, described transmission system includes active motor, little square shaft, adapter sleeve, power transmission shaft, retainer, spring bearing, driven multi-wedge belt pulley, polywedge bet and active multi-wedge belt pulley；Active motor is arranged in frame, actively multi-wedge belt pulley is arranged on active motor, driven multi-wedge belt pulley is arranged on power transmission shaft, actively multi-wedge belt pulley is connected with driven multi-wedge belt pulley by polywedge bet, power transmission shaft is arranged on retainer after press-fiting two set spring bearings, power transmission shaft is connected with adapter sleeve, and little square shaft one end is connected with adapter sleeve, and the other end is connected with test head assembly.
Further, described loading system includes coarse filter, gear pump, Oil pump electrical machinery, check valve, overflow valve, unidirectional solenoid directional control valve, fine filter, accumulator, electro connecting pressure gauge, radially stop valve, radially pressure regulator valve, pressure gauge with bottom connection, radially solenoid directional control valve, radial loaded oil cylinder, axial stop valve, axial pressure regulator valve, pressure gauge with back connection, axial magnetic reversal valve, axially loaded oil cylinder and counterweight；nullThe output shaft of Oil pump electrical machinery is connected with gear pump，The oil-in of gear pump is connected with fuel tank pipeline by coarse filter，Oil-out is connected with one end of check valve，The other end of check valve is connected with one end of fine filter，Connect on pipeline between check valve and fine filter and have overflow valve and unidirectional solenoid directional control valve，The other end of overflow valve and unidirectional solenoid directional control valve is all connected with fuel tank pipeline，The other end of fine filter is connected with accumulator and electro connecting pressure gauge respectively，Electro connecting pressure gauge one end with radial direction stop valve and axial stop valve respectively is connected，Radially the stop valve other end is connected with radial direction pressure regulator valve one end，Radially the pressure regulator valve other end is connected with the P interface of radial direction solenoid directional control valve，Radially the A interface of solenoid directional control valve is connected with the front end oil-in of radial loaded oil cylinder，Radially the B interface of solenoid directional control valve is connected with the rear end oil-in of radial loaded oil cylinder，Radially it is connected pressure gauge with bottom connection on the pipeline between solenoid directional control valve with radial loaded oil cylinder，Axially the stop valve other end is connected with axial pressure regulator valve one end，Axially the pressure regulator valve other end is connected with the P interface of axial magnetic reversal valve，The A interface of axial magnetic reversal valve is connected with the front end oil-in of axially loaded oil cylinder，The B interface of axial magnetic reversal valve is connected with the rear end oil-in of axially loaded oil cylinder，It is connected pressure gauge with back connection on pipeline between axial magnetic reversal valve with axially loaded oil cylinder.
The beneficial effects of the utility model are: the utility model testing machine is simple to operate, easily and effectively, test bad border and meet the specific use environment of bearing, test bearing is immersed in the lubricating oil in test cavity, can be according to impurity such as the requirement addition dust of bearing specific use environment, iron filings in lubricating oil, by the lubricating oil in agitating device stirring test chamber, prevent the contamination precipitation added, the recharging oil device lubricating oil by liquid level difference automatic complementation test cavity loss.Computer display test bearing temperature, vibration values, rotating speed, accumulative test period, vibration time domain and frequency domain figure, simple and clear, temperature value or vibration values are crossed the border autostop, save manpower.Result of the test meets rolling bearing situation in actual use, meanwhile, test period can be greatly shortened again, save testing expenses.
Accompanying drawing explanation
Fig. 1 is the front view of oil immersed type rolling bearing life strenuous test machine；
Fig. 2 (a) is the left view of oil immersed type rolling bearing life strenuous test machine, and (b) is computer supervisory control system schematic diagram；
Fig. 3 is agitating device schematic diagram；
Fig. 4 is recharging oil device schematic diagram, and (a) is front view, and (b) is side view；
Fig. 5 is test head assembly scheme of installation；
Fig. 6 is transmission system schematic diagram；
Fig. 7 is loading system principle schematic；
Fig. 8 is computer supervisory control system principle schematic；
nullIn figure，Frame 1、Stirring recharging oil device 2、Test head assembly 3、Vibrating sensor 4、Temperature sensor 5、Transmission system 6、Loading system 7、Signal amplifier 8、Computer supervisory control system 9、Counterweight 10、Stirring motor 11、Motor flange 12、Sealing shroud 13、O RunddichtringO 14、Stir dish 15、Two reinforced seals 16、Two circlips for shaft 17、Stirring power transmission shaft 18、Two spring bearings 19、Two fixed strips 20、Repairing bucket 21、Repairing bucket stirring motor 22、Liquid level gauge 23、Two fixing bolts 24、Shading ring 25、Stripping ring 26、Middle carrier compound 27、Middle lining 28、Test bearing 29、End load body 30、Locking nut 31、Test mandrel 32、End liner set 33、Active motor 34、Little square shaft 35、Adapter sleeve 36、Power transmission shaft 37、Retainer 38、Spring bearing 39、Driven multi-wedge belt pulley 40、Polywedge bet 41、Actively multi-wedge belt pulley 42、Coarse filter 43、Gear pump 44、Oil pump electrical machinery 45、Check valve 46、Overflow valve 47、Unidirectional solenoid directional control valve 48、Fine filter 49、Accumulator 50、Electro connecting pressure gauge 51、Radially stop valve 52、Radially pressure regulator valve 53、Radially solenoid directional control valve 54、Pressure gauge with bottom connection 55、Radial loaded oil cylinder 56、Axially stop valve 57、Axially pressure regulator valve 58、Axial magnetic reversal valve 59、Pressure gauge with back connection 60、Axially loaded oil cylinder 61.
Detailed description of the invention
With embodiment, the utility model is described in further detail below in conjunction with the accompanying drawings.
Seeing accompanying drawing 1 and accompanying drawing 2, the oil immersed type rolling bearing life strenuous test machine of the present embodiment includes frame 1, stirring recharging oil device 2, test head assembly 3, vibrating sensor 4, temperature sensor 5, transmission system 6, loading system 7, signal amplifier 8 and computer supervisory control system 9；Stirring recharging oil device 2, test head assembly 3, transmission system 6 and loading system 7 are each attached in frame 1；Transmission system 6 is connected with test head assembly 3；Loading system 7 is positioned at the side of test bearing 29, test bearing 29 can be loaded radial load and axial load；Vibrating sensor 4 and temperature sensor 5 are arranged on test head assembly 3, being connected with computer supervisory control system 9 by signal amplifier 8, computer supervisory control system 9 shows test bearing 29 temperature, vibration values, rotating speed, accumulative test period, vibration time domain and frequency domain figure.
Seeing accompanying drawing 3 and accompanying drawing 4, the stirring recharging oil device 2 of the present embodiment includes stirring motor 11, motor flange 12, sealing shroud 13, O RunddichtringO 14, stirs dish 16, two circlips for shaft 17 of 15, two reinforced seals, stirring power transmission shaft 19, two fixed strips 20 of 18, two spring bearings, repairing bucket 21, repairing bucket stirring motor 22, liquid level gauge 23 and two fixing bolts 24；Motor flange 12 and sealing shroud 13 are arranged in frame 1, O RunddichtringO 14 is arranged on sealing shroud 13, stirring motor 11 is connected with motor flange 12, it is fixed in frame 1, stir dish 15, two reinforced seals 16 and two spring bearings 19 are arranged on stirring power transmission shaft 18, two circlips for shaft 17 are stuck on stirring power transmission shaft 18, in order to fix the position of two spring bearings 19, stirring power transmission shaft 18 is arranged in sealing shroud 13, and be connected with stirring motor 11, two fixed strips 20 are fixed in frame 1, repairing bucket 21 is arranged on two fixed strips 20 with two fixing bolts 24, repairing stirring motor 22 and liquid level gauge 23 are installed on repairing bucket 21.
Seeing accompanying drawing 5, the test head assembly 3 of the present embodiment includes 25, two stripping rings 26 of two shading rings, middle carrier compound 27, middle lining 30, two locking nuts 31 of 28, two end load bodies, test mandrel 32 and two end liner sets 33；Two shading rings 25, two stripping rings 26 and four set test bearings 29 press fit on test mandrel 32 successively, the each two set test bearings 29 in both sides, between middle two set test bearings 29 and test mandrel 32, stripping ring 26 is installed, separate with shading ring 25 between two set test bearings 29 on limit, two ends are locked with two locking nuts 31, two end liner sets 33 are arranged in two end load bodies 30, middle lining 28 is arranged in middle carrier compound 27, the four set test bearings 29 being arranged on test mandrel 32 are arranged in middle lining 28 and two end liner sets 33, two end load bodies 30 are in the both sides of middle carrier compound 27.
Seeing accompanying drawing 6, the transmission system 6 of the present embodiment includes active motor 34, little square shaft 35, adapter sleeve 36, power transmission shaft 37, retainer 38, spring bearing 39, driven multi-wedge belt pulley 40, polywedge bet 41 and active multi-wedge belt pulley 42；Active motor 34 is arranged in frame 1, actively multi-wedge belt pulley 42 is arranged on active motor 34, driven multi-wedge belt pulley 40 is arranged on power transmission shaft 37, actively multi-wedge belt pulley 42 is connected with driven multi-wedge belt pulley 40 by polywedge bet 41, power transmission shaft 37 is arranged on retainer 38 after press-fiting two set spring bearings 39, power transmission shaft 37 is connected with adapter sleeve 36, and little square shaft 35 one end is connected with adapter sleeve 36, and the other end is connected with test head assembly 3.
Seeing accompanying drawing 7, the loading system 7 of the present embodiment includes coarse filter 43, gear pump 44, Oil pump electrical machinery 45, check valve 46, overflow valve 47, unidirectional solenoid directional control valve 48, fine filter 49, accumulator 50, electro connecting pressure gauge 51, radially stop valve 52, radially pressure regulator valve 53, pressure gauge with bottom connection 55, radially solenoid directional control valve 54, radial loaded oil cylinder 56, axial stop valve 57, axial pressure regulator valve 58, pressure gauge with back connection 60, axial magnetic reversal valve 59, axially loaded oil cylinder 61 and counterweight 10；nullThe output shaft of Oil pump electrical machinery 45 is connected with gear pump 44，The oil-in of gear pump 44 is connected with fuel tank pipeline by coarse filter 43，Oil-out is connected with one end of check valve 46，The other end of check valve 46 is connected with one end of fine filter 49，Connect on pipeline between check valve 46 and fine filter 49 and have overflow valve 47 and unidirectional solenoid directional control valve 48，The other end of overflow valve 47 and unidirectional solenoid directional control valve 48 is all connected with fuel tank pipeline，The other end of fine filter 49 is connected with accumulator 50 and electro connecting pressure gauge 51 respectively，Electro connecting pressure gauge 51 one end with radial direction stop valve 52 and axial stop valve 57 respectively is connected，Radially stop valve 52 other end is connected with radial direction pressure regulator valve 53 one end，Radially pressure regulator valve 53 other end is connected with the P interface of radial direction solenoid directional control valve 54，Radially the A interface of solenoid directional control valve 54 is connected with the front end oil-in of radial loaded oil cylinder 56，Radially the B interface of solenoid directional control valve 54 is connected with the rear end oil-in of radial loaded oil cylinder 56，Radially it is connected pressure gauge with bottom connection 55 on the pipeline between solenoid directional control valve 54 with radial loaded oil cylinder 56，Axially stop valve 57 other end is connected with axial pressure regulator valve 58 one end，Axially pressure regulator valve 58 other end is connected with the P interface of axial magnetic reversal valve 59，The A interface of axial magnetic reversal valve 59 is connected with the front end oil-in of axially loaded oil cylinder 61，The B interface of axial magnetic reversal valve 59 is connected with the rear end oil-in of axially loaded oil cylinder 61，It is connected pressure gauge with back connection 60 on pipeline between axial magnetic reversal valve 59 with axially loaded oil cylinder 61.This loading system 7 regulates the size of radial load and axial load by the secondary pressure oil oil pressure balance of the weight of counterweight 10, radially pressure regulator valve 53 and axial pressure regulator valve 58, and the maximum working pressure of secondary pressure oil is 12.5MPa.Accumulator 50 energy steady pressure, decreases the pressure oscillation that leakage produces.
See accompanying drawing 8, signal incoming computer supervisory control system 9 after the amplification module in signal amplifier 8, filtration module and A/D digital to analog converter that vibrating sensor 4 and temperature sensor 5 gather, computer supervisory control system 9 shows the temperature of test bearing 29, vibration values, rotating speed, accumulative test period, vibration time domain and frequency domain figure.Test bearing 29 temperature value or vibration values are crossed the border autostop.Meanwhile, computer supervisory control system 9 can control the rotating speed of test bearing 29 by communication module and frequency conversion VD.
The utility model is simple to operate, easily and effectively, test bad border and meet the specific use environment of bearing, test bearing is immersed in the lubricating oil in test cavity, can be according to impurity such as the requirement addition dust of bearing specific use environment, iron filings in lubricating oil, by the lubricating oil in agitating device stirring test chamber, prevent the contamination precipitation added, the recharging oil device lubricating oil by liquid level difference automatic complementation test cavity loss.Computer display test bearing temperature, vibration values, rotating speed, accumulative test period, vibration time domain and frequency domain figure, simple and clear, temperature value or vibration values are crossed the border autostop, save manpower.Result of the test meets rolling bearing situation in actual use, meanwhile, test period can be greatly shortened again, save testing expenses.
Claims (5)
1. an oil immersed type rolling bearing life strenuous test machine, fatigue life for detection four set test bearing (29), it is characterized in that, including: frame (1), stirring recharging oil device (2), test head assembly (3), vibrating sensor (4), temperature sensor (5), transmission system (6), loading system (7), signal amplifier (8) and computer supervisory control system (9)；Wherein, described stirring recharging oil device (2), test head assembly (3), transmission system (6) and loading system (7) are each attached in frame (1)；Transmission system (6) is connected with test head assembly (3)；Loading system (7) is positioned at the side of test bearing (29), and test bearing (29) is loaded radial load and axial load；Vibrating sensor (4) and temperature sensor (5) are arranged on test head assembly (3), are connected with computer supervisory control system (9) by signal amplifier (8).
Oil immersed type rolling bearing life strenuous test machine the most according to claim 1, it is characterized in that, described stirring recharging oil device (2) includes stirring motor (11), motor flange (12), sealing shroud (13), O RunddichtringO (14), stir dish (15), two reinforced seals (16), two circlips for shaft (17), stirring power transmission shaft (18), two spring bearings (19), two fixed strips (20), repairing bucket (21), repairing bucket stirring motor (22), liquid level gauge (23) and two fixing bolts (24)；nullMotor flange (12) and sealing shroud (13) are arranged in frame (1)，O RunddichtringO (14) is arranged on sealing shroud (13)，Stirring motor (11) is connected with motor flange (12)，And be fixed in frame (1)，Stirring power transmission shaft (18) is arranged in sealing shroud (13)，And be connected with stirring motor (11)，Stir dish (15)、Two reinforced seals (16) and two spring bearings (19) are arranged in stirring power transmission shaft (18)，Two circlips for shaft (17) are stuck in stirring power transmission shaft (18)，In order to fix the position of two spring bearings (19)，Two fixed strips (20) are fixed in frame (1)，Repairing bucket (21) is arranged on two fixed strips (20) with two fixing bolts (24)，Repairing stirring motor (22) and liquid level gauge (23) are installed on repairing bucket (21).
Oil immersed type rolling bearing life strenuous test machine the most according to claim 1, it is characterized in that, described test head assembly (3) includes two shading rings (25), two stripping rings (26), middle carrier compound (27), middle lining (28), two end load bodies (30), two locking nuts (31), test mandrel (32) and two end liner sets (33)；Two shading rings (25), two stripping rings (26) and four sets test bearing (29) press fit in test mandrel (32) successively, each two sets test bearing (29) in both sides, between middle two sets test bearing (29) and test mandrel (32), stripping ring (26) is installed, separate with shading ring (25) between two sets test bearing (29) on limit, two ends are locked with two locking nuts (31), two end liner sets (33) are arranged in two end load bodies (30), middle lining (28) is arranged in middle carrier compound (27), four sets test bearing (29) are arranged in middle lining (28) and two end liner sets (33), two end load bodies (30) are in the both sides of middle carrier compound (27).
Oil immersed type rolling bearing life strenuous test machine the most according to claim 1, it is characterized in that, described transmission system (6) includes active motor (34), little square shaft (35), adapter sleeve (36), power transmission shaft (37), retainer (38), spring bearing (39), driven multi-wedge belt pulley (40), polywedge bet (41) and active multi-wedge belt pulley (42)；Active motor (34) is arranged in frame (1), actively multi-wedge belt pulley (42) is arranged on active motor (34), driven multi-wedge belt pulley (40) is arranged on power transmission shaft (37), actively multi-wedge belt pulley (42) is connected with driven multi-wedge belt pulley (40) by polywedge bet (41), power transmission shaft (37) is arranged on retainer (38) after press-fiting two set spring bearings (39), power transmission shaft (37) is connected with adapter sleeve (36), little square shaft (35) one end is connected with adapter sleeve (36), the other end is connected with test head assembly (3).
Oil immersed type rolling bearing life strenuous test machine the most according to claim 1, it is characterized in that, described loading system (7) includes coarse filter (43), gear pump (44), Oil pump electrical machinery (45), check valve (46), overflow valve (47), unidirectional solenoid directional control valve (48), fine filter (49), accumulator (50), electro connecting pressure gauge (51), radially stop valve (52), radially pressure regulator valve (53), pressure gauge with bottom connection (55), radially solenoid directional control valve (54), radial loaded oil cylinder (56), axially stop valve (57), axially pressure regulator valve (58), pressure gauge with back connection (60), axial magnetic reversal valve (59), axially loaded oil cylinder (61) and counterweight (10)；nullThe output shaft of Oil pump electrical machinery (45) is connected with gear pump (44)，The oil-in of gear pump (44) is connected with fuel tank pipeline by coarse filter (43)，Oil-out is connected with the one end of check valve (46)，The other end of check valve (46) is connected with one end of fine filter (49)，Connect on pipeline between check valve (46) and fine filter (49) and have overflow valve (47) and unidirectional solenoid directional control valve (48)，The other end of overflow valve (47) and unidirectional solenoid directional control valve (48) is all connected with fuel tank pipeline，The other end of fine filter (49) is connected with accumulator (50) and electro connecting pressure gauge (51) respectively，Electro connecting pressure gauge (51) one end with radial direction stop valve (52) and axial stop valve (57) respectively is connected，Radially stop valve (52) other end is connected with radially pressure regulator valve (53) one end，Radially pressure regulator valve (53) other end is connected with the P interface of radially solenoid directional control valve (54)，Radially the A interface of solenoid directional control valve (54) is connected with the front end oil-in of radial loaded oil cylinder (56)，Radially the B interface of solenoid directional control valve (54) is connected with the rear end oil-in of radial loaded oil cylinder (56)，Radially it is connected pressure gauge with bottom connection (55) on the pipeline between solenoid directional control valve (54) with radial loaded oil cylinder (56)，Axially stop valve (57) other end is connected with axial pressure regulator valve (58) one end，Axially pressure regulator valve (58) other end is connected with the P interface of axial magnetic reversal valve (59)，The A interface of axial magnetic reversal valve (59) is connected with the front end oil-in of axially loaded oil cylinder (61)，The B interface of axial magnetic reversal valve (59) is connected with the rear end oil-in of axially loaded oil cylinder (61)，Pressure gauge with back connection (60) it is connected on pipeline between axial magnetic reversal valve (59) with axially loaded oil cylinder (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620136612.8U CN205426520U (en) | 2016-02-23 | 2016-02-23 | Oily formula antifriction bearing life -span intensified test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620136612.8U CN205426520U (en) | 2016-02-23 | 2016-02-23 | Oily formula antifriction bearing life -span intensified test machine |
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| Publication Number | Publication Date |
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| CN205426520U true CN205426520U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620136612.8U Withdrawn - After Issue CN205426520U (en) | 2016-02-23 | 2016-02-23 | Oily formula antifriction bearing life -span intensified test machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675300A (en) * | 2016-02-23 | 2016-06-15 | 杭州轴承试验研究中心有限公司 | Service life intensification test machine for oil-immersed rolling bearing |
| CN110455538A (en) * | 2019-08-08 | 2019-11-15 | 珠海凯邦电机制造有限公司 | Bearing life auxiliary testing device and method for auxiliary measurement and calculation of bearing life |
| CN112268702A (en) * | 2020-10-22 | 2021-01-26 | 湖南工学院 | Device for detecting longitudinal load force and displacement of bearing in automobile EPS (electric power steering) mounting seat |
| CN113804440A (en) * | 2021-08-16 | 2021-12-17 | 人本股份有限公司 | Test device for testing friction torque of oil bath lubrication bearing |
-
2016
- 2016-02-23 CN CN201620136612.8U patent/CN205426520U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675300A (en) * | 2016-02-23 | 2016-06-15 | 杭州轴承试验研究中心有限公司 | Service life intensification test machine for oil-immersed rolling bearing |
| CN105675300B (en) * | 2016-02-23 | 2018-05-01 | 杭州轴承试验研究中心有限公司 | A kind of oil immersed type rolling bearing life strenuous test machine |
| CN110455538A (en) * | 2019-08-08 | 2019-11-15 | 珠海凯邦电机制造有限公司 | Bearing life auxiliary testing device and method for auxiliary measurement and calculation of bearing life |
| CN112268702A (en) * | 2020-10-22 | 2021-01-26 | 湖南工学院 | Device for detecting longitudinal load force and displacement of bearing in automobile EPS (electric power steering) mounting seat |
| CN112268702B (en) * | 2020-10-22 | 2022-02-08 | 湖南工学院 | Device for detecting longitudinal load force and displacement of bearing in automobile EPS (electric power steering) mounting seat |
| CN113804440A (en) * | 2021-08-16 | 2021-12-17 | 人本股份有限公司 | Test device for testing friction torque of oil bath lubrication bearing |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160803 Effective date of abandoning: 20180501 |