CN111855468A - Multifunctional pin disc type abrasion simulation experiment device - Google Patents
Multifunctional pin disc type abrasion simulation experiment device Download PDFInfo
- Publication number
- CN111855468A CN111855468A CN202010774971.7A CN202010774971A CN111855468A CN 111855468 A CN111855468 A CN 111855468A CN 202010774971 A CN202010774971 A CN 202010774971A CN 111855468 A CN111855468 A CN 111855468A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- rack
- disc type
- simulation experiment
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to the technical field of friction and wear testing, and discloses a multifunctional pin disc type wear simulation experiment device which can perform multiple pairs of grinding experiments without influencing each other, and can also perform multiple pairs of grinding experiments simultaneously under the conditions of different rotating speeds, different contact pressures and the same temperature without influencing each other, so that the reliability and the experiment efficiency of experiment data are improved, and the experiment time is shortened; the lead screw slide block lifting loading system can respectively and independently start different grinding components and can respectively apply vertical loads to different multi-grinding components; the spindle rotation system may rotate the friction disk and provide a corresponding torque.
Description
Technical Field
The invention belongs to the technical field of friction and wear testing, and particularly relates to a multifunctional pin disc type wear simulation experiment device.
Background
The pin disc type friction wear testing machine in the market has the defect of single function, the pin disc type friction wear testing machine with a common structure can only carry out a group of group grinding experiments at each time, a large number of experiments are often needed when the influence of the temperature, the rotating speed and the pressure on the friction performance of a sample is researched, and the experimental efficiency of the experimental device is low, so that more time can be spent.
Therefore, it is necessary to develop a device capable of performing multiple sets of grinding experiments simultaneously without mutual influence, and performing repeated verification experiments at the same temperature and the same rotation speed, and performing comparison experiments at different rotation speeds at the same temperature. And the comparison experiment of different loading loads at the same temperature and the comparison experiment of different materials in the same environment can also be carried out. The experimental error can be reduced, and the frictional wear performance of the material can be better represented.
Meanwhile, the temperature cavity is designed, so that the temperature of an experimental space is adjustable, high temperature can be simulated, and a pin disc friction and wear experiment under a lower temperature environment can be carried out.
Disclosure of Invention
The invention aims to: the multifunctional pin disc type abrasion simulation sample device can simultaneously carry out multiple sets of grinding experiments and does not influence each other, and the rotating speed, the contact pressure and the working temperature can be adjusted, so that the environmental conditions during part friction can be better simulated, the reliability and the experimental efficiency of experimental data are improved, and the experimental time is shortened.
The technical scheme adopted by the invention is as follows:
the utility model provides a multi-functional round pin disk type wearing and tearing simulation experiment device, includes the frame, and the frame from the top down is equipped with lead screw slider lift loading system, a plurality ofly to grinding subassembly, warm chamber subassembly, main shaft rotating system in proper order, and a plurality ofly is established in the warm chamber subassembly to grinding the subassembly.
The frame includes frame upper cover plate, frame lower cover plate, frame pillar, the frame bottom plate that sets gradually from the top down, is equipped with the warm chamber subassembly between frame upper cover plate and the frame lower cover plate.
The upper cover plate of the frame is provided with a square hole, a transparent cover plate is arranged at the square hole, and a temperature sensor for monitoring the ambient temperature of the temperature cavity assembly in real time is arranged on the transparent cover plate.
The lead screw slider lifting loading system comprises a plurality of mounting bottom plates which are uniformly distributed on an upper cover plate of a frame, a sliding plate is arranged on each mounting bottom plate in a sliding mode, a ball screw connected with the sliding plate is fixedly arranged in each mounting bottom plate, an anti-collision device for preventing the slider from moving excessively is arranged on each ball screw in a penetrating mode, a three-dimensional force sensor and a loading device are sequentially arranged on each sliding plate, and a lead screw servo motor for driving the ball screw is arranged on the upper cover plate of the frame.
The anti-collision device comprises an anti-collision block arranged on the mounting bottom plate, a ball screw penetrates through the anti-collision block, and a rubber block is arranged on one side, close to the screw, of the anti-collision block.
The loading device comprises a metal plate fixedly connected with the three-dimensional force sensor, a linear bearing is fixedly arranged on the metal plate, an ER (elongate) rod sequentially penetrating through a transparent cover plate and a frame upper cover plate is arranged in the linear bearing, a positioning pin used for positioning the ER elongate rod is arranged on the metal plate, a butt-grinding assembly is arranged at one end of the ER elongate rod extending downwards, and a loading spring is wound on the ER elongate rod.
The grinding component comprises a die pin fixedly clamped on the ER extension rod through a lock nut and an ER spring chuck, and a friction disc component and a spindle rotating system are sequentially arranged below the die pin.
The friction disc assembly comprises a tray provided with a placing groove, a friction disc detachably connected is arranged in the placing groove of the tray, and a spindle rotating system is detachably connected in the tray.
The main shaft rotating system comprises a plurality of main shaft servo motors which are evenly distributed on the bottom plate of the rack, a first coupling, a rotating speed and torque sensor, a second coupling and a main shaft are sequentially arranged on the main shaft servo motors from bottom to top, and the main shaft is detachably connected with the tray.
The temperature cavity assembly comprises a cavity upper cover plate, a cavity shell and a cavity lower cover plate which are sequentially arranged from top to bottom, a copper pipe is wound on the wall of the cavity shell, and the cavity upper cover plate, the cavity shell, the cavity lower cover plate and the copper pipe form a heat preservation box cavity.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, a user can respectively drive one or more of the plurality of paired grinding assemblies through the main shaft rotating system, can respectively drive one or more of the plurality of paired grinding assemblies to move downwards through the lead screw slide block lifting loading system, and can adjust the temperature through the temperature cavity assembly, so that a plurality of paired grinding experiments can be simultaneously carried out under the conditions of different rotating speeds, different contact pressures and the same temperature without influencing each other, thereby better simulating the environmental conditions during part friction, improving the reliability and the experimental efficiency of experimental data and shortening the experimental time.
2. The invention can not only carry out repeated verification experiments at the same temperature and the same rotating speed; the comparison experiment of different rotating speeds at the same temperature can also be carried out; and experiment comparison of different loading loads at the same temperature can be carried out, so that experiment errors can be reduced, and the frictional wear performance of the material can be better represented.
3. According to the invention, the rotating speed, the contact pressure and the working temperature of the multiple pairs of grinding assemblies can be adjusted, so that the environmental conditions of parts during friction can be simulated better, the reliability of experimental data and the experimental efficiency are improved, and the experimental time is shortened.
4. In the invention, a user can utilize the copper pipe to carry out heat conduction or heat convection so as to exchange heat with the gas in the cavity, and can also input a refrigerant into the copper pipe so as to mix hot air and cold air, thereby achieving the aim of maintaining the stability of the gas in the cavity.
5. In the invention, the anti-collision block can prevent the slide plate from excessively moving, and simultaneously, the rubber block on the anti-collision block can relieve the impact on the anti-collision block when the slide plate reaches the upper end and the lower end.
6. In the invention, the friction disc which is detachably connected is convenient for a user to replace and install in time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a loading device and friction disk of the present invention;
FIG. 3 is a diagrammatic cross-sectional view of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic view of the structure of the spindle rotation system;
FIG. 6 is a schematic view of the connection of the ball screw to the mounting plate;
FIG. 7 is a diagrammatic sectional view of FIG. 6;
FIG. 8 is a schematic structural view of a holding chamber assembly;
FIG. 9 is a schematic view of the structure of the bracket;
FIG. 10 is a left side view of FIG. 9;
FIG. 11 is a schematic illustration of the construction of a friction disk;
FIG. 12 is a schematic view of the connection of the upper cover plate and the transparent cover plate of the rack;
FIG. 13 is a schematic view of the structure of the upper cover plate of the rack;
the labels in the figure are: 1 upper cover plate of frame, 11 transparent cover plate, 111 containing hole, 12 temperature sensor, 13 square hole, 2 mounting base plate, 21 slide plate, 22 ball screw, 23 anti-collision device, 231 anti-collision block, 232 rubber block, 24 three-dimensional force sensor, 25 loading device, 251 metal plate, 2511 locating pin, 252 linear bearing, 253ER extension rod, 254 loading spring, 26 bellows coupling, 27 lead screw servo motor, 28 guide rail, 29 guide rail slide block, 3 lower cover plate of frame, 4 temperature chamber component, 41 upper cover plate of chamber, 42 chamber shell, 43 chamber lower cover plate, 44 copper pipe, 5 pair grinding component, 51 lock nut, 52ER spring chuck, 53 mold pin, 54 friction disc component 541 tray, 5411 annular cover plate, 5412 bracket, 5413 groove, 5414 stop block, 5415 placing groove, 5416 thread groove, friction disc 542, 5421 bayonet, 6 frame support, 7 spindle servo motor, 71I, 72 rotational speed torque sensor, 73 coupling II, 74 main shaft, 8 frame bottom plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The utility model provides a multi-functional round pin disk type wearing and tearing simulation experiment device, includes the frame, and the frame from the top down is equipped with lead screw slider lift loading system, a plurality ofly to grinding subassembly 5, temperature chamber subassembly 4, main shaft rotating system in proper order, and a plurality ofly establishes in temperature chamber subassembly 4 to grinding subassembly 5.
The frame includes that frame upper cover plate 1, frame apron 3, frame pillar 6, frame bottom plate 8 under to setting gradually from the top down are equipped with temperature chamber subassembly 4 between frame upper cover plate 1 and the frame apron 3.
The upper cover plate 1 of the frame is provided with a square hole 13, the square hole 13 is provided with a transparent cover plate 11, and the transparent cover plate 11 is provided with a temperature sensor 12 for monitoring the environmental temperature of the temperature cavity assembly 4 in real time.
The screw slider lifting and loading system comprises a plurality of mounting bottom plates 2 which are uniformly distributed on an upper cover plate 1 of a rack, a sliding plate 21 is arranged on each mounting bottom plate 2 in a sliding manner, a ball screw 22 connected with the sliding plate 21 is fixedly arranged in each mounting bottom plate 2, an anti-collision device 23 for preventing the slider from excessively moving is arranged on each ball screw 22 in a penetrating manner, a three-dimensional force sensor 24 and a loading device 25 are sequentially arranged on each sliding plate 21, a screw servo motor 27 for driving the ball screw 22 is arranged on the upper cover plate 1 of the rack, guide rails 28 are arranged on two sides of each mounting bottom plate 2, guide rail sliders 29 and the sliding plates 21 are sequentially arranged on the guide rails 28, each sliding plate 21 is fixedly connected with the guide rail sliders 29 through bolts, the sliding plates 21 are in interference fit with screw nuts on the ball.
The anti-collision device 23 comprises an anti-collision block 231 arranged on the mounting base plate 2, a ball screw 22 penetrates through the anti-collision block 231, and a rubber block 232 is arranged on one side, close to the screw, of the anti-collision block 231;
the loading device 25 comprises a metal plate 251 fixedly connected with the three-dimensional force sensor 24, a linear bearing 252 is fixedly arranged on the metal plate 251, an ER extension rod 253 sequentially penetrating through the transparent cover plate 11 and the frame upper cover plate 1 is arranged in the linear bearing 252, a positioning pin 2511 for positioning the ER extension rod 253 is arranged on the metal plate 251, a counter-grinding assembly 5 is arranged at one end of the ER extension rod 253 extending downwards, a loading spring 254 is wound on the ER extension rod 253, and the linear bearing 252 can limit 4 degrees of freedom of the ER extension rod 253; the transparent cover 11 is provided with a receiving hole 111, and the ER extension rod 253 can be extended and retracted in the receiving hole 111.
The opposite grinding component 5 comprises a die pin 53 fixedly clamped on an ER extension rod 253 through a lock nut 51 and an ER spring chuck 52, and a friction disc component 54 and a spindle rotating system are sequentially arranged below the die pin.
The friction disc assembly 54 comprises a tray 541 provided with a placing groove 5415, a detachably connected friction disc 542 is arranged in the placing groove 5415 of the tray 541, a spindle rotation system is detachably connected in the tray 541, the tray 541 sequentially comprises an annular cover plate 5411 and a support body 5412 from top to bottom, the support body 5412 is provided with a groove 5413 and a stop block 5414, the friction disc 542 is provided with a bayonet 5421, the friction disc 542 is clamped with the stop block 5414 through the bayonet 5421 so as to be fixed in the support body 5412, the annular cover plate 5411 is fastened with the support body 5412 through screws so as to clamp the friction disc 542 and prevent the friction disc 542 from moving up and down, the stop block 5414 on the support body 5412 is in clearance fit with the bayonet 5421 on the friction disc 542 so as to prevent the friction disc 542 from rotating during a test, the groove 5413 on the support body 5412 facilitates the installation and disassembly of the friction disc 542, the stop block 5414 can prevent the friction disc 542 from sliding or, the lower cavity has a threaded groove 5416 to facilitate threaded connection with the main shaft 74.
The main shaft rotating system comprises a plurality of main shaft servo motors 7 which are uniformly distributed on the bottom plate 8 of the rack, a first coupling 71, a rotating speed torque sensor 72, a second coupling 73 and a main shaft 74 are sequentially arranged on the main shaft servo motors 7 from bottom to top, and the main shaft 74 is detachably connected with the tray 541; because the other end of the rotational speed torque sensor 72 is connected with the main shaft 74 through the second coupling 73, and the main shaft 74 is in threaded connection with the tray 541, the main shaft servo motor 7 can drive the friction disc 542 to rotate and provide corresponding torque.
The temperature cavity component 4 comprises a cavity upper cover plate 41, a cavity shell 42 and a cavity lower cover plate 43 which are sequentially arranged from top to bottom, a copper pipe 44 is wound on the wall of the cavity shell 42, and the cavity upper cover plate 41, the cavity shell 42, the cavity lower cover plate 43 and the copper pipe 44 form a heat preservation box cavity; specifically, the material of the temperature cavity component 4 is aluminum alloy; specifically, a user can adjust the temperature through the external heating and refrigerating cycle all-in-one machine, then the circulating liquid is pumped into the copper pipe 44 to circulate, and the purpose of air temperature in the space test space is achieved through heat exchange and heat convection.
This embodiment can carry out many groups and to grind the experiment and not influence each other, can also carry out many groups simultaneously and to grind the experiment and not influence each other under the different and the same condition of temperature of rotational speed, contact pressure, has not only improved the reliability and the experimental efficiency of experimental data, has also shortened the experimental time.
Among them, the experimental devices have multiple groups and are the same, so the following is one group of experimental conditions. The heating and refrigerating cycle integrated machine is characterized in that circulating liquid is conveyed into a copper pipe 44 wound on a wall body shell by means of external equipment, when the temperature sensor 12 displays that the temperature of a heat preservation box cavity reaches a set simulation temperature, a spindle servo motor 7 is started to drive a friction disc 542 to rotate, then a lead screw servo motor 27 drives a ball screw, as a sliding plate 21 is in interference connection with a lead screw nut on the ball screw 22 and the sliding plate 21 can slide in an installation bottom plate 2, the lead screw servo motor 27 can drive the ball screw 22 to rotate, the lead screw nut can drive the sliding plate 21 to do downward linear motion and sequentially pass through a placing groove 5415 on a transparent cover plate 11 and a square hole 13 on an upper cover plate of a machine cover to move into the heat preservation box cavity, a mold pin 53 is in contact with the friction disc 542, when the sliding plate 21 continues to move downwards, a linear bearing 252 slides along with the sliding plate 21, so as, at this time, the magnitude of the loading force can be detected through the three-dimensional force sensor 24, after the required loading force is achieved, the screw servo motor 27 stops rotating, the sliding plate 21 stops moving downwards, the experimental state is maintained, after the experiment is finished, the screw servo motor 27 rotates reversely, the ER extension rod 253 drives the die pin 53 to move upwards through the placing groove 5415 and leave the cavity of the heat preservation box to the position above the transparent plate, and the positioning pin 2511 can position the ER extension rod 253 to prevent the ER extension rod 253 from moving excessively; specifically, the main shaft servo motor 7 automatically stops according to the set rotation time;
because of the lead screw slider lifting and loading system can independently start different pairs of grinding assemblies 5 respectively, and can apply vertical loads to different multi-grinding assemblies respectively, the multi-group multi-grinding experiment can be carried out under the conditions of the same temperature and different rotating speeds and contact pressures in the embodiment, and the multi-group multi-grinding experiment can not affect each other.
Specifically, when the user needs to replace the friction disc 542, the screw rod servo motor 27 can be rotated reversely, so that the ER extension rod 253 drives the mold pin 53 to move upwards through the placing groove 5415 and leave the heat preservation box cavity to the position above the transparent plate, and then the transparent plate is detached to replace the friction disc.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The multifunctional pin disc type abrasion simulation experiment device comprises a rack and is characterized in that a lead screw slide block lifting loading system, a plurality of opposite grinding assemblies (5), a temperature cavity assembly (4) and a main shaft rotating system are sequentially arranged on the rack from top to bottom, and the opposite grinding assemblies (5) are arranged in the temperature cavity assembly (4).
2. The multifunctional pin disc type wear simulation experiment device is characterized in that the rack comprises an upper rack cover plate (1), a lower rack cover plate (3), rack pillars (6) and a bottom rack plate (8) which are arranged from top to bottom in sequence, and a temperature chamber assembly (4) is arranged between the upper rack cover plate (1) and the lower rack cover plate (3).
3. The multifunctional pin disc type wear simulation experiment device according to claim 2, wherein a square hole (13) is formed in the upper cover plate (1) of the rack, a transparent cover plate (11) is arranged at the square hole (13), and a temperature sensor (12) for monitoring the ambient temperature of the temperature chamber assembly (4) in real time is arranged on the transparent cover plate (11).
4. The multifunctional pin disc type wear simulation experiment device according to claim 3, wherein the lead screw slider lifting and loading system comprises a plurality of mounting bottom plates (2) which are uniformly distributed on the upper cover plate (1) of the rack, a sliding plate (21) is slidably arranged on the mounting bottom plates (2), a ball screw (22) connected with the sliding plate (21) is fixedly arranged in the mounting bottom plates (2), an anti-collision device (23) for preventing the slider from excessively moving is arranged on the ball screw (22) in a penetrating manner, a three-dimensional force sensor (24) and a loading device (25) are sequentially arranged on the sliding plate (21), and a lead screw servo motor (27) for driving the ball screw (22) is arranged on the upper cover plate (1) of the rack.
5. The multifunctional pin disc type wear simulation experiment device is characterized in that the anti-collision device (23) comprises an anti-collision block (231) arranged on the mounting base plate (2), a ball screw (22) is arranged in the anti-collision block (231) in a penetrating mode, and a rubber block (232) is arranged on one side, close to the screw, of the anti-collision block (231).
6. The multifunctional pin disc type wear simulation experiment device according to claim 5, wherein the loading device (25) comprises a metal plate (251) fixedly connected with the three-dimensional force sensor (24), a linear bearing (252) is fixedly arranged on the metal plate (251), an ER extension rod (253) sequentially penetrating through the transparent cover plate (11) and the upper cover plate (1) of the rack is arranged in the linear bearing (252), a positioning pin (2511) for positioning the ER extension rod (253) is arranged on the metal plate (251), a counter-grinding assembly (5) is arranged at one end of the ER extension rod (253) extending downwards, and a loading spring (254) is wound on the ER extension rod (253).
7. The multifunctional pin disc type wear simulation experiment device is characterized in that the opposite grinding assembly (5) comprises a die pin (53) fixedly clamped on an ER extension rod (253) through a lock nut (51) and an ER spring chuck (52), and a friction disc assembly (54) and a spindle rotating system are sequentially arranged below the die pin.
8. The multifunctional pin-disc type wear simulation experiment device is characterized in that the friction disc assembly (54) comprises a tray (541) provided with a placing groove (5415), a detachably connected friction disc (542) is arranged in the placing groove (5415) of the tray (541), and a spindle rotating system is detachably connected in the tray (541).
9. The multifunctional pin disc type wear simulation experiment device according to claim 8, wherein the spindle rotation system comprises a plurality of spindle servo motors (7) which are uniformly distributed on a bottom plate (8) of the rack, a first coupling (71), a rotating speed and torque sensor (72), a second coupling (73) and a spindle (74) are sequentially arranged on the spindle servo motors (7) from bottom to top, and the spindle (74) is detachably connected with the tray (541).
10. The multifunctional pin disc type wear simulation experiment device according to claim 9, wherein the warm chamber assembly (4) comprises an upper chamber cover plate (41), a housing (42) and a lower chamber cover plate (43) which are sequentially arranged from top to bottom, a copper pipe (44) is wound on the wall of the housing (42), and the upper chamber cover plate (41), the housing (42), the lower chamber cover plate (43) and the copper pipe (44) form a thermal insulation chamber.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774971.7A CN111855468A (en) | 2020-08-04 | 2020-08-04 | Multifunctional pin disc type abrasion simulation experiment device |
| PCT/CN2021/070835 WO2022027928A1 (en) | 2020-08-04 | 2021-01-08 | Multifunctional pin-on-disk abrasion simulation experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774971.7A CN111855468A (en) | 2020-08-04 | 2020-08-04 | Multifunctional pin disc type abrasion simulation experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111855468A true CN111855468A (en) | 2020-10-30 |
Family
ID=72953344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010774971.7A Pending CN111855468A (en) | 2020-08-04 | 2020-08-04 | Multifunctional pin disc type abrasion simulation experiment device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111855468A (en) |
| WO (1) | WO2022027928A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113240978A (en) * | 2021-04-28 | 2021-08-10 | 河北工业大学 | Standard cube star tiny space science experimental apparatus |
| WO2022027928A1 (en) * | 2020-08-04 | 2022-02-10 | 西华大学 | Multifunctional pin-on-disk abrasion simulation experiment device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10148608A (en) * | 1996-11-20 | 1998-06-02 | Hitachi Ltd | Fricfional wear testing device |
| CN103091190B (en) * | 2013-01-16 | 2015-12-02 | 南京理工大学 | A kind of multistation Multidirectional motion abrasion tester |
| CN104458471B (en) * | 2014-12-12 | 2017-04-12 | 上海大学 | Multi-station biomedical implant material friction testing device |
| CN108318365A (en) * | 2018-05-15 | 2018-07-24 | 许昌学院 | A kind of high temperature and high speed pin disk frictional testing machine |
| CN109556983B (en) * | 2019-01-22 | 2024-02-02 | 四川大学 | Friction and wear test stand for disk friction pair |
| CN111855468A (en) * | 2020-08-04 | 2020-10-30 | 西华大学 | Multifunctional pin disc type abrasion simulation experiment device |
| CN212301191U (en) * | 2020-08-04 | 2021-01-05 | 西华大学 | Multifunctional pin disc type abrasion simulation experiment device |
-
2020
- 2020-08-04 CN CN202010774971.7A patent/CN111855468A/en active Pending
-
2021
- 2021-01-08 WO PCT/CN2021/070835 patent/WO2022027928A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022027928A1 (en) * | 2020-08-04 | 2022-02-10 | 西华大学 | Multifunctional pin-on-disk abrasion simulation experiment device |
| CN113240978A (en) * | 2021-04-28 | 2021-08-10 | 河北工业大学 | Standard cube star tiny space science experimental apparatus |
| CN113240978B (en) * | 2021-04-28 | 2022-07-29 | 河北工业大学 | Standard cube star tiny space science experimental apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022027928A1 (en) | 2022-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106768994B (en) | Multi-physical-field composite loading electric spindle reliability test device | |
| CN111855468A (en) | Multifunctional pin disc type abrasion simulation experiment device | |
| CN204843797U (en) | Single longmen numerically control grinder | |
| CN212301191U (en) | Multifunctional pin disc type abrasion simulation experiment device | |
| CN202502017U (en) | Testing device for detecting water-cutting compression resilience of car | |
| CN109048807A (en) | A kind of frock clamp for Automobile flywheel | |
| CN107598194B (en) | Machine tool spindle test run platform capable of simulating working condition | |
| CN107101826A (en) | Close energy-saving type Hooks coupling universal coupling transmission test bench | |
| CN109307632A (en) | A kind of high temperature and pressure Compound Fretting Wear experimental rig | |
| CN108188691B (en) | A kind of CPU automatic clamping and placing mould group with lever jack unit | |
| CN108663149B (en) | Inner rotor chassis dynamometer directly driven by permanent magnet synchronous motor | |
| CN104959802A (en) | Gear press fitting and automatic detecting tool for automobile air conditioner motor | |
| CN219201854U (en) | Durable detection table for automobile EPS motor | |
| CN113608108B (en) | VPX integrated circuit board intelligent test frock | |
| CN206832463U (en) | Close energy-saving type Hooks coupling universal coupling transmission test bench | |
| CN220651124U (en) | Servo driver test platform | |
| CN218381560U (en) | Polishing grinding head test device | |
| CN215677565U (en) | Motor load testing device | |
| CN219715143U (en) | Device capable of lifting and rotating simultaneously | |
| CN219715084U (en) | Tensile stress relaxation testing machine | |
| CN220542413U (en) | Loading test device | |
| CN215103383U (en) | High-temperature heat treatment device for disc brake pad | |
| CN221034760U (en) | Support hanger load testing device | |
| CN213616535U (en) | Prevent revolving stage processing location frock of off normal | |
| CN217655255U (en) | Coaxial motor test system and test jig thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |