CN206271276U - A kind of electronic friction measurement instrument - Google Patents
A kind of electronic friction measurement instrument Download PDFInfo
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- CN206271276U CN206271276U CN201621095755.5U CN201621095755U CN206271276U CN 206271276 U CN206271276 U CN 206271276U CN 201621095755 U CN201621095755 U CN 201621095755U CN 206271276 U CN206271276 U CN 206271276U
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- dolly
- real
- measurement instrument
- digital display
- drawstring
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Abstract
The utility model is related to frictional force teaching field, disclose a kind of electronic friction measurement instrument, dolly is placed on and is probed on track, drawstring is at the uniform velocity drawn by the motor set on regulating block, drawstring pulls dolly by the first drag hook and force snesor, brake pad is slided with track friction is probed into simultaneously, brake pad linear uniform motion, force snesor will measure the frictional force data for obtaining and be sent to real-time digital display, real-time digital display is shown in real time to frictional force data, accuracy of reading, error is small, simultaneously by adjusting regulating block just, can ensure drawstring when being drawn with probe into parallel track, so as to keep tension level.
Description
Technical field
The utility model is related to frictional force teaching field, specifically a kind of electronic friction measurement instrument.
Background technology
In traditional frictional force teaching experiment, frictional force and pulling force are a pair of equilibrant force, equal in magnitude in opposite direction, so
When probing into frictional force, pulling force wants level at the uniform velocity to drag brake pad, and this is accomplished by holding weight beam with hand, and Rameau cleaning block makees water
Flat linear uniform motion, while read the registration of weight beam, this experimental technique to the manually operated requirement of operator too
Height, during experiment, many students are obliquely to pull weight beam, and pull the speed of dolly sometimes fast and sometimes slow, it is difficult to protect
Linear uniform motion is held, on the other hand, weight beam read untrue causes very big error.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of electronic friction measurement instrument, by regulating block
The motor traction of upper setting, makes brake pad linear uniform motion, while keeping tension level, frictional force is carried out by force snesor
Measure, real-time digital display is shown, accuracy of reading.
The utility model solves the technical scheme that its technical problem is used：
A kind of electronic friction measurement instrument, including probe into track, dolly, in real time display frictional force data real-time digital display and
Regulating platform, the dolly bottom is provided with brake pad, and the dolly is being probed into by brake pad with rail contact, the dolly is probed into
Slided on track, the dolly front end is provided with to measure the force snesor of frictional force, and the force snesor is fixed with first
Drag hook, the force snesor will measure the frictional force data for obtaining and be sent to real-time digital display, and the regulating platform is provided with adjustable height
Low regulating block, the side of described regulating block is fixed with motor, and the output end of the motor is fixed with drawstring, the motor
Output end traction and winding drawstring, the other end of the drawstring is provided with the second drag hook, and first drag hook and the second drag hook are buckled
Close.
Further, the force snesor is provided with the first data-interface, and the force snesor is connected by the first data-interface
It is connected to computer.
Further, the real-time digital display is provided with the second data-interface, and the real-time digital display passes through the second data-interface
It is connected to computer.
Further, the computer is connected with projecting apparatus.
Further, controller is also included, the controller is controlled to motor.
Further, controller is also included, the controller is controlled to real-time digital display.
Further, the dolly is provided with to increase the cavity that cuts open the chest of load-carrying.
Further, the dolly bottom alternatively is provided with brake pad.
Further, the output end of the motor is provided with to wind the reel of drawstring.
The beneficial effects of the utility model are：Dolly is placed on and is probed on track, by the motor set on regulating block
Drawstring is at the uniform velocity drawn, drawstring pulls dolly by the first drag hook and force snesor, while brake pad is slided with track friction is probed into,
Brake pad linear uniform motion, force snesor will measure the frictional force data for obtaining and be sent to real-time digital display, and real-time digital display is to rubbing
Wipe force data and shown that accuracy of reading, error is small in real time, while by adjusting regulating block just, it is ensured that drawstring is in quilt
During traction with probe into parallel track, so as to keep tension level.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Reference picture 1, a kind of electronic friction measurement instrument, including controller, probe into track 5, dolly 1, in real time display friction
The real-time digital display 6 and regulating platform 7 of force data, the bottom of dolly 1 are provided with brake pad 2, and dolly 1 is connect by brake pad 2 with track 5 is probed into
Touch, dolly 1 is slided on track 5 is probed into, and the front end of dolly 1 is provided with to measure the force snesor 3 of frictional force, force snesor 3
The first drag hook 4 is fixed with, force snesor 3 will measure the frictional force data for obtaining and be sent to real-time digital display 6, and regulating platform 7 is provided with
The regulating block 71 of adjustable height, the side of regulating block 71 is fixed with motor 72, and the output end of motor 72 is fixed with drawstring 73, electricity
The output end traction of machine 72 and winding drawstring 73, the other end of drawstring 73 are provided with the second drag hook 74, the first drag hook 4 and the second drag hook
74 fasten.
Dolly 1 is placed on and is probed on track 5, drawstring 73 is at the uniform velocity drawn by the motor 72 set on regulating block 71, drawn
Rope 73 pulls dolly 1 by the first drag hook 4 and force snesor 3, at the same brake pad 2 with probe into the Frictional Slipping of track 5, brake pad 2
Linear uniform motion, force snesor 3 will measure the frictional force data for obtaining and be sent to real-time digital display 6, and real-time digital display 6 is to frictional force
Data are shown that accuracy of reading, error is small in real time, while by adjusting the height of regulating block 71, it is ensured that drawstring 73 is in quilt
It is parallel with track 5 is probed into during traction, so as to keep tension level.
Force snesor 3 is provided with the first data-interface, and force snesor 3 is connected with computer, power sensing by the first data-interface
Device 3 sends measurement data to computer.
Real-time digital display 6 is provided with the second data-interface, and real-time digital display 6 is connected to computer, real-time digital display 6 by the second data-interface
Send measurement data to computer.
Computer is connected with projecting apparatus, and projecting apparatus is projected measurement data, is easy to teaching to show.
Controller is controlled to motor 72, can be with the rotating speed of regulation motor 72 and revolution.
Controller is controlled to real-time digital display 6, can carry out display control to real-time digital display 6.
Dolly 1 is provided with to increase the cavity that cuts open the chest of load-carrying, can be in the cavity swing weight-adding that cuts open the chest, to change brake pad 2
To probing into the pressure of track 5, and then probe into influence of the pressure to frictional force.
The bottom of dolly 1 alternatively is provided with brake pad 2, can easily replace the brake pad 2 of unlike material, and then visit
Study carefully influence of the coefficient of friction to frictional force between unlike material.
The output end of motor 72 is provided with to wind the reel of drawstring 73, is easy to wind drawstring 73.
The above, simply better embodiment of the present utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as it reaches technique effect of the present utility model with any same or similar means, should all be fallen into of the present utility model
Within protection domain.
Claims (9)
1. a kind of electronic friction measurement instrument, it is characterised in that：Including probing into track（5）, dolly（1）, show frictional force in real time
The real-time digital display of data（6）And regulating platform（7）, the dolly（1）Bottom is provided with brake pad（2）, the dolly（1）By friction
Block（2）With probe into track（5）Contact, the dolly（1）Probing into track（5）Upper slip, the dolly（1）Front end is provided with use
To measure the force snesor of frictional force（3）, the force snesor（3）It is fixed with the first drag hook（4）, the force snesor（3）Will
The frictional force data that measurement is obtained is sent to real-time digital display（6）, the regulating platform（7）It is provided with the regulating block of adjustable height
（71）, described regulating block（71）Side be fixed with motor（72）, the motor（72）Output end be fixed with drawstring
（73）, the motor（72）Output end traction and winding drawstring（73）, the drawstring（73）The other end be provided with the second drag hook
（74）, first drag hook（4）With the second drag hook（74）Fasten.
2. a kind of electronic friction measurement instrument according to claim 1, it is characterised in that：The force snesor（3）It is provided with
First data-interface, the force snesor（3）Computer is connected with by the first data-interface.
3. a kind of electronic friction measurement instrument according to claim 1, it is characterised in that：The real-time digital display（6）It is provided with
Second data-interface, the real-time digital display（6）Computer is connected to by the second data-interface.
4. a kind of electronic friction measurement instrument according to Claims 2 or 3, it is characterised in that：The computer is connected with throwing
Shadow instrument.
5. according to any described a kind of electronic friction measurement instrument in claim 1 ~ 3, it is characterised in that：Also include control
Device, the controller is to motor（72）It is controlled.
6. according to any described a kind of electronic friction measurement instrument in claim 1 ~ 3, it is characterised in that：Also include control
Device, the controller is to real-time digital display（6）It is controlled.
7. according to any described a kind of electronic friction measurement instrument in claim 1 ~ 3, it is characterised in that：The dolly（1）
It is provided with to increase the cavity that cuts open the chest of load-carrying.
8. according to any described a kind of electronic friction measurement instrument in claim 7, it is characterised in that：The dolly（1）Bottom
Portion alternatively is provided with brake pad（2）.
9. according to any described a kind of electronic friction measurement instrument in claim 8, it is characterised in that：The motor（72）'s
Output end is provided with to wind drawstring（73）Reel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095755.5U CN206271276U (en) | 2016-09-29 | 2016-09-29 | A kind of electronic friction measurement instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095755.5U CN206271276U (en) | 2016-09-29 | 2016-09-29 | A kind of electronic friction measurement instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206271276U true CN206271276U (en) | 2017-06-20 |
Family
ID=59036739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621095755.5U Active CN206271276U (en) | 2016-09-29 | 2016-09-29 | A kind of electronic friction measurement instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206271276U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896732A (en) * | 2018-05-17 | 2018-11-27 | 中国矿业大学(北京) | It mines high analogue simulation system in a kind of three-dimensional analog simulation test |
| CN110956879A (en) * | 2019-11-26 | 2020-04-03 | 长春理工大学 | Sliding friction force comprehensive experiment device |
-
2016
- 2016-09-29 CN CN201621095755.5U patent/CN206271276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896732A (en) * | 2018-05-17 | 2018-11-27 | 中国矿业大学(北京) | It mines high analogue simulation system in a kind of three-dimensional analog simulation test |
| CN110956879A (en) * | 2019-11-26 | 2020-04-03 | 长春理工大学 | Sliding friction force comprehensive experiment device |
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