CN209707338U - A kind of experimental provision suitable for the research that rubs - Google Patents
A kind of experimental provision suitable for the research that rubs Download PDFInfo
- Publication number
- CN209707338U CN209707338U CN201920441808.1U CN201920441808U CN209707338U CN 209707338 U CN209707338 U CN 209707338U CN 201920441808 U CN201920441808 U CN 201920441808U CN 209707338 U CN209707338 U CN 209707338U
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- China
- Prior art keywords
- slide unit
- lead screw
- support
- sensor
- scale pan
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of experimental provisions suitable for the research that rubs, including stepper motor, shaft coupling, lead screw guide rails, slide unit, support shaft, support axle bed, scale pan, support wheel, support wheel base, pull pressure sensor, sensor support base and bottom plate.The lead screw guide rails platform is fixed on bottom plate, motor shaft is connect by shaft coupling with lead screw, slide unit is bolted to be placed on guide rail in lead screw, scale pan is placed on slide unit, it is blocked respectively with support shaft and support wheel at its both ends, support wheel base is fixed on sensor, and sensor is fixed on sensor support base, and slide unit upper end is bonded two rubbing surfaces with scale pan lower end respectively.It is characterized in that, motor can transmit torque by shaft coupling drives lead screw rotation, to drive slide unit reciprocating linear mobile, scale pan is fixed, so that relative motion between two rubbing surfaces.The utility model structure is simple, it is easy to control, the size of frictional force of the differentiated friction surface under different normal pressures, differentiated friction speed can be measured, to analyze the influence of different friction surfaces, different normal pressures and different friction velocities for coefficient of friction.
Description
Technical field
The utility model relates to a kind of experimental provisions suitable for the research that rubs.
Background technique
With the development of the times, the needs of engineering, tribology be widely used in increasing rub, the fields such as antifriction and abrasionproof, In
China has become a mainstream subject, and frictional experiment device becomes experimental provision necessary to research tribology, and existing
Mostly there is the problems such as structure is complicated, inconvenient, expensive in frictional experiment device.
Summary of the invention
In view of the foregoing drawbacks, it is simple to provide a kind of structure for the utility model, easy to control, cheap and can be used for
Measurement frictional force, the experimental bench for probing into friction mechanism.
A kind of experimental provision suitable for the research that rubs, including stepper motor, shaft coupling, lead screw guide rails, slide unit, support
Axis, support axle bed, scale pan, support wheel, support wheel base, pull pressure sensor, sensor support base and bottom plate, the lead screw are led
Rail platform is fixed on bottom plate, and motor shaft is connect by shaft coupling with lead screw, and slide unit is bolted to be placed on guide rail in lead screw,
Scale pan is placed on slide unit, and both ends are blocked with support shaft and support wheel respectively, and support wheel base is fixed on sensor, sensor
It is fixed on sensor support base, slide unit upper end is bonded two rubbing surfaces with scale pan lower end respectively, which is characterized in that motor can lead to
It crosses shaft coupling transmitting torque and drives lead screw rotation, to drive slide unit reciprocating linear mobile, scale pan is fixed, so that two rub
Relative motion between wiping face.
The utility model structure is simple, easy to control, cheap, can measure differentiated friction surface in different positive pressures
Power, the size of frictional force under differentiated friction speed.
As optimization, spiral is connected between the lead screw and slide unit, can pass through the rotary motion of control lead screw in this way
Drive slide unit linear motion.
As optimization, the stepper motor PLC technology, so that the steering of lead screw, revolving speed and rotational angle are controlled,
And then it can control slide unit and moved back and forth within a certain range according to certain speed.
As optimization, the scale pan both ends are blocked with support shaft and support wheel respectively, it is ensured that when slide unit is mobile, scale pan
Relative motion can be generated between slide unit.
Detailed description of the invention
The present invention will be further described with implementation with reference to the accompanying drawing.
Fig. 1 is the device figure of the utility model experimental bench.
1. stepper motor in figure, 2. shaft couplings, 3. guide rail platforms, 4. lead screws, 5. support axle beds, 6. support shafts, 7. counterweights
Disk, 8. support wheels, 9. support wheel bases, 10. pressure sensors, 11. sensor support bases, 12. rubbing surfaces, 13. pedestals.
Specific embodiment
A kind of experimental provision suitable for the research that rubs, including stepper motor, shaft coupling, lead screw guide rails, slide unit, support
Axis, support axle bed, scale pan, support wheel, support wheel base, pull pressure sensor, sensor support base and bottom plate.The lead screw is led
Rail platform is fixed on bottom plate, and motor shaft is connect by shaft coupling with lead screw, and slide unit is bolted to be placed on guide rail in lead screw,
Scale pan is placed on slide unit, and both ends are blocked with support shaft and support wheel respectively, and support wheel base is fixed on sensor, sensor
It is fixed on sensor support base, slide unit upper end is bonded two rubbing surfaces with scale pan lower end respectively.It is characterized in that, motor can lead to
It crosses shaft coupling transmitting torque and drives lead screw rotation, to drive slide unit reciprocating linear mobile, scale pan is fixed, so that two rub
Relative motion between wiping face, when slide unit is when mobile to sensor orientation, scale pan is upward to its in gravity, slide unit at this time
To balancing under the action of this four power of its holding power, pressure suffered by support wheel is passed to for holding power, frictional force and support wheel
Pressure sensor, normal pressure measured by pressure sensor is equal to the size of frictional force between two rubbing surfaces at this time.
Claims (4)
1. it is a kind of suitable for rub research experimental provision, including stepper motor, shaft coupling, lead screw guide rails, slide unit, support shaft,
Support axle bed, scale pan, support wheel, support wheel base, pull pressure sensor, sensor support base and bottom plate, the lead screw guide rails
Platform is fixed on bottom plate, and motor shaft is connect by shaft coupling with lead screw, and slide unit is bolted to be placed on guide rail in lead screw, weight
Code-disc is placed on slide unit, and both ends are blocked with support shaft and support wheel respectively, and support wheel base is fixed on sensor, and sensor is solid
It is connected on sensor support base, slide unit upper end is bonded two rubbing surfaces with scale pan lower end respectively, which is characterized in that motor can pass through
Shaft coupling transmits torque and drives lead screw rotation, to drive slide unit reciprocating linear mobile, scale pan is fixed, so that two frictions
Relative motion between face.
2. a kind of experimental provision suitable for the research that rubs as described in claim 1, which is characterized in that the lead screw and slide unit
Between spiral connection, in this way can by control lead screw rotary motion drive slide unit to move along a straight line.
3. a kind of experimental provision suitable for the research that rubs as described in claim 1, which is characterized in that the stepper motor can
Programming Control, to control the steering of lead screw, revolving speed and rotational angle, and then can control slide unit within a certain range according to
Certain speed moves back and forth.
4. a kind of experimental provision suitable for the research that rubs as described in claim 1, which is characterized in that the scale pan both ends
It is blocked respectively with support shaft and support wheel, it is ensured that when slide unit is mobile, relative motion can be generated between scale pan and slide unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441808.1U CN209707338U (en) | 2019-04-03 | 2019-04-03 | A kind of experimental provision suitable for the research that rubs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441808.1U CN209707338U (en) | 2019-04-03 | 2019-04-03 | A kind of experimental provision suitable for the research that rubs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209707338U true CN209707338U (en) | 2019-11-29 |
Family
ID=68646827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920441808.1U Expired - Fee Related CN209707338U (en) | 2019-04-03 | 2019-04-03 | A kind of experimental provision suitable for the research that rubs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209707338U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726664A (en) * | 2019-12-04 | 2020-01-24 | 吉林大学 | Reciprocating type mechanical friction interface in-situ information acquisition device |
| CN113358555A (en) * | 2021-05-19 | 2021-09-07 | 南京航空航天大学 | Test device and test method for measuring friction coefficient of sealing ring under different compression ratios |
| CN113533196A (en) * | 2021-06-25 | 2021-10-22 | 重庆大学 | High-precision direct test system and test method for measuring friction coefficient of complex contact surface |
-
2019
- 2019-04-03 CN CN201920441808.1U patent/CN209707338U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726664A (en) * | 2019-12-04 | 2020-01-24 | 吉林大学 | Reciprocating type mechanical friction interface in-situ information acquisition device |
| CN113358555A (en) * | 2021-05-19 | 2021-09-07 | 南京航空航天大学 | Test device and test method for measuring friction coefficient of sealing ring under different compression ratios |
| CN113358555B (en) * | 2021-05-19 | 2023-02-10 | 南京航空航天大学 | Test device and test method for measuring friction coefficient of sealing ring under different compression ratios |
| CN113533196A (en) * | 2021-06-25 | 2021-10-22 | 重庆大学 | High-precision direct test system and test method for measuring friction coefficient of complex contact surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20200403 |