CN209606085U - Frictional Moment for Rolling Bearings testing machine - Google Patents

Frictional Moment for Rolling Bearings testing machine Download PDF

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Publication number
CN209606085U
CN209606085U CN201920600092.5U CN201920600092U CN209606085U CN 209606085 U CN209606085 U CN 209606085U CN 201920600092 U CN201920600092 U CN 201920600092U CN 209606085 U CN209606085 U CN 209606085U
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China
Prior art keywords
main shaft
hydrodynamic
bearing
hydrostatic pressure
rolling bearings
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Application number
CN201920600092.5U
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Chinese (zh)
Inventor
陈银军
魏剑波
曹茂来
平晓明
陆水根
张冬冬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANGZHOU BEARING TEST RESEARCH CENTER Co Ltd
HUANCHI BEARING GROUP CO Ltd
Original Assignee
HANGZHOU BEARING TEST RESEARCH CENTER Co Ltd
HUANCHI BEARING GROUP CO Ltd
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Priority to CN201920600092.5U priority Critical patent/CN209606085U/en
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Abstract

The utility model discloses a kind of Frictional Moment for Rolling Bearings testing machines, the testing machine includes rack, hydrodynamic and hydrostatic pressure main shaft, load counterweight, sensor advancement mechanism, oil supply system and computer supervisory control system, hydrodynamic and hydrostatic pressure main shaft is driven by servo motor, test bearing is placed on the mandrel in driving spindle, load counterweight is statically placed in test bearing, measure-ball on load counterweight is contacted with force snesor, sensor adjustment device is mounted on the left of hydrodynamic and hydrostatic pressure main shaft, it can be in the position for both horizontally and vertically adjusting force snesor, force snesor is connected with computer supervisory control system, computer supervisory control system shows the real-time measured value and curve graph of the moment of friction of test bearing, the utility model is all stable under the test condition of high revolving speed and ultralow revolving speed, main shaft running accuracy is high and fever is small, it can be used for a variety of rollings The measurement of friction torque of bearing.

Description

Frictional Moment for Rolling Bearings testing machine
Technical field
The utility model relates to a kind of Frictional Moment for Rolling Bearings measuring device, more particularly to it is a kind of in high revolving speed and ultralow Revolving speed can stablize the instrument for carrying out Frictional Moment for Rolling Bearings measurement.
Background technique
Frictional Moment for Rolling Bearings testing machine is a kind of special instrument for measuring Frictional Moment for Rolling Bearings.Moment of friction is made For an important performance indexes of rolling bearing, the abrasion and temperature rise of rolling bearing are had an important influence, to influence whole The service life and energy consumption of platform mechanical equipment.Call for response country to energy-saving and emission-reduction, while meeting domestic Production of bearing To the moment of friction performance increasingly higher demands of bearing, for this purpose, developing a easy to use, measured value is quasi- with enterprise is used Really, for the special instrument of Frictional Moment for Rolling Bearings performance.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of Frictional Moment for Rolling Bearings test Machine solves the urgent need of existing bearing industry.
The technical solution adopted in the utility model is: a kind of Frictional Moment for Rolling Bearings testing machine, comprising: rack, liquid Dynamic and static pressure main shaft, load counterweight, sensor adjustment device, test bearing, oil supply system and computer supervisory control system;Wherein, institute It states hydrodynamic and hydrostatic pressure main shaft, sensor adjustment device and oil supply system to be each attached in rack, the front end of hydrodynamic and hydrostatic pressure main shaft Test bearing is installed by mandrel, rear end is driven by V-ribbed belt by servo motor, and oil supply system supplies hydrodynamic and hydrostatic pressure main shaft Oil, sensor adjustment device are mounted on the left side of hydrodynamic and hydrostatic pressure main shaft.
Further, the hydrodynamic and hydrostatic pressure main shaft include multi-wedge belt pulley, main shaft, Hydrodynamic and-static Bearing, main shaft housing, Two thrust rings and two end caps;The main shaft is installed in Hydrodynamic and-static Bearing, and Hydrodynamic and-static Bearing is installed on main shaft In shell, multi-wedge belt pulley is installed in the tail portion of main shaft, and multi-wedge belt pulley is driven by V-ribbed belt by servo motor, two thrust ring difference The both ends of Hydrodynamic and-static Bearing are installed on, two end caps are separately mounted to main shaft housing both ends.
Further, the oil supply system includes Oil pump electrical machinery, coarse filter, oil pump, overflow valve, pressure gauge, essence filtering Device, check valve and pressure switch;The output shaft of the Oil pump electrical machinery is connected with oil pump, and the oil inlet of oil pump passes through coarse filter With fuel tank piping connection, oil outlet one end piping connection with one end of check valve and overflow valve respectively, the other end of overflow valve With fuel tank piping connection, the other end of check valve passes through fine filter to hydrodynamic and hydrostatic pressure main shaft fuel feeding, in check valve and smart mistake Pressure gauge and pressure switch are installed on the connected pipeline of filter.
Further, sensor adjustment device include locking horned nut, horizontal adjustment plate, gland, handwheel, under every Ring, spring bearing, feed screw nut, screw rod, pedestal, vertical adjustment plate and force snesor;The pedestal is fixed on the rack, under every Ring and spring bearing are installed on the bottom of pedestal, and feed screw nut and screw rod are installed on chassis interior, and feed screw nut adjusts with vertical Plate is connected, and one end of screw rod is connected with handwheel, is fixed on the base by gland, and the other end is connected with spring bearing, and level is adjusted Whole plate is mounted on vertical adjustment plate, and force snesor is mounted on horizontal adjustment plate, and is connected with computer supervisory control system.
The beneficial effects of the utility model are: can be stable under the test condition of high revolving speed and ultralow revolving speed, it is main Axis running accuracy is high and fever is small, can be used for the measurement of a variety of Frictional Moment for Rolling Bearings, computer supervisory control system can intuitively be shown Show the real-time measured value and curve graph of the moment of friction of test bearing, it is easy to use, it can satisfy domestic Production of bearing and use Moment of friction performance increasingly higher demands of the enterprise to bearing.
Detailed description of the invention
Fig. 1 is the main view of Frictional Moment for Rolling Bearings testing machine;
Fig. 2 is the left view of Frictional Moment for Rolling Bearings testing machine;
Fig. 3 is hydrodynamic and hydrostatic pressure main shaft schematic diagram;
Fig. 4 is the main view that sensor adjusts device;
Fig. 5 is the left view that sensor adjusts device.
In figure, rack 1, hydrodynamic and hydrostatic pressure main shaft 2, load counterweight 3, sensor adjust device 4, test bearing 5, fuel feeding system System 6, computer supervisory control system 7, multi-wedge belt pulley 8, main shaft 9, Hydrodynamic and-static Bearing 10,11, two thrust rings 12 of main shaft housing, Two end caps 13, Oil pump electrical machinery 14, coarse filter 15, oil pump 16, overflow valve 17, pressure gauge 18, fine filter 19, check valve 20, pressure switch 21, locking horned nut 22, horizontal adjustment plate 23, gland 24, handwheel 25, lower isolating ring 26, spring bearing 27, feed screw nut 28, screw rod 29, pedestal 30, vertical adjustment plate 31, force snesor 32.
Specific embodiment
Specific embodiment of the present invention is described in further detail below in conjunction with attached drawing.
Referring to attached drawing 1 and attached drawing 2, the Frictional Moment for Rolling Bearings testing machine of the present embodiment includes rack 1, hydrodynamic and hydrostatic pressure Main shaft 2, load counterweight 3, sensor adjustment device 4, test bearing 5, oil supply system 6 and computer supervisory control system 7;Wherein, institute It states hydrodynamic and hydrostatic pressure main shaft 2, sensor adjustment device 4 and oil supply system 6 to be each attached in rack 1, hydrodynamic and hydrostatic pressure main shaft 2 Front end test bearing 5 is installed by mandrel, rear end driven by V-ribbed belt by servo motor, and oil supply system 6 is to liquid sound 2 fuel feeding of main shaft is pressed, sensor adjustment device 4 is mounted on the left side of hydrodynamic and hydrostatic pressure main shaft 2, and force snesor 32 is mounted on sensor It is connected on adjustment device 4 and with computer supervisory control system 7.
Referring to attached drawing 3, the hydrodynamic and hydrostatic pressure main shaft 2 of the present embodiment includes multi-wedge belt pulley 8, main shaft 9, Hydrodynamic and-static Bearing 10,11, two thrust rings 12 of main shaft housing and two end caps 13;The main shaft 9 is installed in Hydrodynamic and-static Bearing 10, liquid Dynamic and hydrostatic bearing 10 is installed in main shaft housing 11, and multi-wedge belt pulley 8 is installed in the tail portion of main shaft 9, multi-wedge belt pulley 8 by V-ribbed belt by Servo motor drives, and two thrust rings 12 are respectively arranged in the both ends of Hydrodynamic and-static Bearing 10, and two end caps 13 are installed respectively At 11 both ends of main shaft housing.
Referring to attached drawing 3, the oil supply system 6 of the present embodiment includes Oil pump electrical machinery 14, coarse filter 15, oil pump 16, overflow valve 17, pressure gauge 18, fine filter 19, check valve 20 and pressure switch 21;The output shaft and oil pump 16 of the Oil pump electrical machinery 14 Be connected, the oil inlet of oil pump 16 by coarse filter 15 and fuel tank piping connection, oil outlet respectively with one end of check valve 20 and One end piping connection of overflow valve 17, the other end and fuel tank piping connection of overflow valve 17, the other end of check valve 20 pass through essence Filter 19 installs pressure gauge 18 to 2 fuel feeding of hydrodynamic and hydrostatic pressure main shaft on the pipeline that check valve 20 is connected with fine filter 19 With pressure switch 21.
Referring to attached drawing 4 and Fig. 5, the sensor adjustment device 4 of the present embodiment includes locking horned nut 22, horizontal adjustment plate 23, gland 24, handwheel 25, lower isolating ring 26, spring bearing 27, feed screw nut 28, screw rod 29, pedestal 30,31 and of vertical adjustment plate Force snesor 32;The pedestal 30 is fixed in rack 1, and lower isolating ring 26 and spring bearing 27 are installed on the bottom of pedestal 30, silk Stem nut 28 and screw rod 29 are installed on inside pedestal 30, and feed screw nut 28 is connected with vertical adjustment plate 31, one end of screw rod 29 with Handwheel 25 is connected, and is fixed on pedestal 30 by gland 24, the other end is connected with spring bearing 27, and horizontal adjustment plate 23 is mounted on On vertical adjustment plate 31, force snesor 32 is mounted on horizontal adjustment plate 23.
The utility model can be stable under the test condition of high revolving speed and ultralow revolving speed, main shaft running accuracy it is high and It generates heat small, can be used for the measurement of a variety of Frictional Moment for Rolling Bearings, computer supervisory control system can intuitively show rubbing for test bearing Wipe the real-time measured value of torque and curve graph.
Above-described embodiment is used to illustrate the utility model, rather than limits the utility model, practical at this In novel spirit and scope of protection of the claims, to any modifications and changes that the utility model is made, this reality is both fallen within With novel protection scope.

Claims (4)

1. a kind of Frictional Moment for Rolling Bearings testing machine characterized by comprising rack (1), adds hydrodynamic and hydrostatic pressure main shaft (2) Carry counterweight (3), sensor adjustment device (4), test bearing (5), oil supply system (6) and computer supervisory control system (7);Wherein, The hydrodynamic and hydrostatic pressure main shaft (2), sensor adjustment device (4) and oil supply system (6) are each attached on rack (1), and liquid is dynamic Test bearing (5) are installed by mandrel in the front end of hydrostatic spindle (2), and rear end is driven by V-ribbed belt by servo motor, fuel feeding system (6) are united to hydrodynamic and hydrostatic pressure main shaft (2) fuel feeding, sensor adjustment device (4) is mounted on the left side of hydrodynamic and hydrostatic pressure main shaft (2).
2. Frictional Moment for Rolling Bearings testing machine according to claim 1, which is characterized in that the hydrodynamic and hydrostatic pressure main shaft It (2) include multi-wedge belt pulley (8), main shaft (9), Hydrodynamic and-static Bearing (10), main shaft housing (11), two thrust rings (12) and two A end cap (13);The main shaft (9) is installed in Hydrodynamic and-static Bearing (10), and Hydrodynamic and-static Bearing (10) is installed on main shaft In shell (11), multi-wedge belt pulley (8) are installed in the tail portion of main shaft (9), and multi-wedge belt pulley (8) is driven by V-ribbed belt by servo motor, Two thrust rings (12) are respectively arranged in the both ends of Hydrodynamic and-static Bearing (10), and two end caps (13) are separately mounted to main shaft shell Body (11) both ends.
3. Frictional Moment for Rolling Bearings testing machine according to claim 1, which is characterized in that the oil supply system (6) includes Oil pump electrical machinery (14), coarse filter (15), oil pump (16), overflow valve (17), pressure gauge (18), fine filter (19), check valve (20) and pressure switch (21);The output shaft of the Oil pump electrical machinery (14) is connected with oil pump (16), the oil inlet of oil pump (16) By coarse filter (15) and fuel tank piping connection, oil outlet one end with one end of check valve (20) and overflow valve (17) respectively The other end of piping connection, the other end and fuel tank piping connection of overflow valve (17), check valve (20) passes through fine filter (19) To hydrodynamic and hydrostatic pressure main shaft (2) fuel feeding, pressure gauge (18) are installed on the pipeline that check valve (20) is connected with fine filter (19) With pressure switch (21).
4. Frictional Moment for Rolling Bearings testing machine according to claim 1, which is characterized in that the sensor adjusts device It (4) include locking horned nut (22), horizontal adjustment plate (23), gland (24), handwheel (25), lower isolating ring (26), spring bearing (27), feed screw nut (28), screw rod (29), pedestal (30), vertical adjustment plate (31) and force snesor (32);The pedestal (30) It is fixed on rack (1), lower isolating ring (26) and spring bearing (27) are installed on the bottom of pedestal (30), feed screw nut (28) and silk Bar (29) is installed on pedestal (30) inside, and feed screw nut (28) is connected with vertical adjustment plate (31), one end of screw rod (29) and hand It takes turns (25) to be connected, be fixed on pedestal (30) by gland (24), the other end is connected with spring bearing (27), horizontal adjustment plate (23) it is mounted on vertical adjustment plate (31), force snesor (32) is mounted on horizontal adjustment plate (23), and and computer monitoring System (7) is connected.
CN201920600092.5U 2019-04-28 2019-04-28 Frictional Moment for Rolling Bearings testing machine Active CN209606085U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920600092.5U CN209606085U (en) 2019-04-28 2019-04-28 Frictional Moment for Rolling Bearings testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920600092.5U CN209606085U (en) 2019-04-28 2019-04-28 Frictional Moment for Rolling Bearings testing machine

Publications (1)

Publication Number Publication Date
CN209606085U true CN209606085U (en) 2019-11-08

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CN201920600092.5U Active CN209606085U (en) 2019-04-28 2019-04-28 Frictional Moment for Rolling Bearings testing machine

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111707386A (en) * 2020-06-28 2020-09-25 上海理工大学 Dynamic and static pressure main shaft bearing temperature and dynamic pressure testing structure device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111707386A (en) * 2020-06-28 2020-09-25 上海理工大学 Dynamic and static pressure main shaft bearing temperature and dynamic pressure testing structure device

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