CN201667152U - Friction coefficient measuring device - Google Patents
Friction coefficient measuring device Download PDFInfo
- Publication number
- CN201667152U CN201667152U CN2010201492636U CN201020149263U CN201667152U CN 201667152 U CN201667152 U CN 201667152U CN 2010201492636 U CN2010201492636 U CN 2010201492636U CN 201020149263 U CN201020149263 U CN 201020149263U CN 201667152 U CN201667152 U CN 201667152U
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- CN
- China
- Prior art keywords
- sliding seat
- scale
- friction coefficient
- chute
- bottom board
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- Expired - Fee Related
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Abstract
The utility model discloses a friction coefficient measuring device which includes a U-shaped bottom board; the bottom part of the U-shaped bottom board is provided with a base; a tilting plate is hinged on the U-shaped bottom board; the chute of a sliding seat and the chute of a scale beam are arranged on the U-shaped bottom board; the sliding seat capable of sliding in the chute of the sliding seat is arranged in the chute of the sliding seat; the scale beam is vertically arranged on the sliding seat; a scale is arranged on the scale beam; one end of the U-shaped bottom board far from the end hinged with the tilting plate is vertically provided with an adjusting beam; a plurality of adjusting holes capable of holding locating pin rolls are arranged on the adjusting beam to lift the tilting plate to a certain height; a block is arranged on the tilting plate; when the block slides, the height of the block during sliding and the length projected on the U-shaped bottom board are measured by the scale beam; then the sine and the cosine of an angle formed by the tilting plate and the U-shaped bottom board are calculated; and the friction coefficient Mu is calculated according to a formula F is equal to Mu multiplied by N. The friction coefficient measuring device applied on implementing demonstration of friction force as well as measurement and calculation of friction coefficient can lead students to deepen understanding and impression, which is convenient for teaching.
Description
Technical field
The utility model relates to a kind of teaching utensil, particularly a kind of friction coefficient measurement device.
Background technology
In physics teaching, the friction factor notion is more abstract, and the student also is not easy to understand, and just some the uninteresting numerals that provide in the book, and the student is not easy also to remember that impression is not dark, has brought inconvenience to education activities.
The utility model content
The technical problems to be solved in the utility model is the deficiency at technique scheme, a kind of friction coefficient measurement device of the teaching of providing convenience.
For addressing the above problem the technical solution of the utility model be:
A kind of friction coefficient measurement device, it is characterized in that: comprise the U-shaped base plate, the bottom of described U-shaped base plate is provided with base, be hinged with hang plate on the described U-shaped base plate, described U-shaped base plate is provided with sliding seat chute and scale beam chute, be provided with the sliding seat that can in the sliding seat chute, slide in the described sliding seat chute, vertically be provided with the scale beam on the described sliding seat, described scale beam is provided with scale, vertically be provided with the adjusting beam away from a end on the described U-shaped base plate, have the adjustment hole that several can hold alignment pin on the described adjusting beam with the hang plate hinged end.
Below be to further improvement in the technical proposal:
The quantity of described adjusting beam is two, and described adjusting beam is provided with scale.
Described hang plate is by rotating shaft and U-shaped base plate hinged, and described U-shaped base plate is provided with scale.
During work, hang plate is lifted to certain altitude, on hang plate, put the thing piece, when the thing piece slides, insert alignment pin, measure the height that the landing of thing piece is and the length of projection on the U-shaped base plate with the scale beam, calculate the sine and the cosine of hang plate and U-shaped base plate angulation, according to formula F=μ * N, calculate coefficientoffriction, adopt the utility model to carry out the demonstration of friction force and the measurement calculating of friction factor, can make the student deepen student's understanding and impression, conveniently impart knowledge to students.
Below in conjunction with drawings and Examples technique scheme is described further.
Description of drawings
Accompanying drawing 1 is the structural representation of friction coefficient measurement device among the utility model embodiment;
Accompanying drawing 2 is the vertical view of accompanying drawing 1.
Among the figure: the 1-base; The 2-hang plate; 3-U shape base plate; 4-scale beam; 5-regulates beam; The 6-alignment pin; The 7-rotating shaft; The 8-adjustment hole; 9-sliding seat chute; 10-scale beam chute; The 11-sliding seat.
Embodiment
Embodiment, as shown in Figures 1 and 2, a kind of friction coefficient measurement device, comprise U-shaped base plate 3, the bottom of described U-shaped base plate 3 is provided with base 1, be hinged with hang plate 2 on the described U-shaped base plate 3, described U-shaped base plate 3 is provided with sliding seat chute 9 and scale beam chute 10, be provided with the sliding seat 11 that can in sliding seat chute 9, slide in the described sliding seat chute 9, vertically be provided with scale beam 4 on the described sliding seat 11, described scale beam 4 is provided with scale, vertically is provided with adjusting beam 5 away from the end with hang plate 2 hinged ends on the described U-shaped base plate 3, has several adjustment holes that can hold alignment pin 68 on the described adjusting beam 5; The quantity of described adjusting beam 5 is two, and described adjusting beam 5 is provided with scale; Described hang plate 2 is hinged by rotating shaft 7 and U-shaped base plate 3, and described U-shaped base plate 3 is provided with scale.
During work, hang plate 2 is lifted to certain altitude, on hang plate 2, put the thing piece, when the thing piece slides, insert alignment pin 6, measure the height that the landings of thing piece are and the length of projection on U-shaped base plate 3 with scale beam 4, calculate the sine and the cosine of hang plate 2 and U-shaped base plate 3 angulations,, calculate coefficientoffriction according to formula F=μ * N, adopt the utility model to carry out the demonstration of friction force and the measurement calculating of friction factor, can make the student deepen student's understanding and impression.
Claims (3)
1. friction coefficient measurement device, it is characterized in that: comprise U-shaped base plate (3), the bottom of described U-shaped base plate (3) is provided with base (1), be hinged with hang plate (2) on the described U-shaped base plate (3), described U-shaped base plate (3) is provided with sliding seat chute (9) and scale beam chute (10), be provided with the sliding seat (11) that can in sliding seat chute (9), slide in the described sliding seat chute (9), vertically be provided with scale beam (4) on the described sliding seat (11), described scale beam (4) is provided with scale, described U-shaped base plate (3) is gone up away from the end with hang plate (2) hinged end and vertically is provided with adjusting beam (5), has several adjustment holes that can hold alignment pin (6) (8) on the described adjusting beam (5).
2. a kind of friction coefficient measurement device as claimed in claim 1 is characterized in that: the quantity of described adjusting beam (5) is two, and described adjusting beam (5) is provided with scale.
3. a kind of friction coefficient measurement device as claimed in claim 1 is characterized in that: described hang plate (2) is hinged by rotating shaft (7) and U-shaped base plate (3), and described U-shaped base plate (3) is provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201492636U CN201667152U (en) | 2010-04-02 | 2010-04-02 | Friction coefficient measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201492636U CN201667152U (en) | 2010-04-02 | 2010-04-02 | Friction coefficient measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201667152U true CN201667152U (en) | 2010-12-08 |
Family
ID=43268112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201492636U Expired - Fee Related CN201667152U (en) | 2010-04-02 | 2010-04-02 | Friction coefficient measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201667152U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103400522A (en) * | 2013-07-31 | 2013-11-20 | 浙江大学城市学院 | High-precision fine adjustment slope tester for measuring static/dynamic and cylinder rolling friction coefficients |
| CN104112382A (en) * | 2013-04-22 | 2014-10-22 | 艾迪技术创新私人有限公司 | Physical experiment kit relevant to force and motion |
| TWI461682B (en) * | 2012-12-25 | 2014-11-21 | Metal Ind Res & Dev Ct | Device for measuring the friction coefficient |
| CN104515457A (en) * | 2014-10-08 | 2015-04-15 | 东华大学 | Simple device for testing surface slide angles of fabrics |
| CN108088791A (en) * | 2017-11-17 | 2018-05-29 | 河海大学 | Coefficient of sliding friction measuring device and measuring method between a kind of soil body and excavation equipment |
-
2010
- 2010-04-02 CN CN2010201492636U patent/CN201667152U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI461682B (en) * | 2012-12-25 | 2014-11-21 | Metal Ind Res & Dev Ct | Device for measuring the friction coefficient |
| CN104112382A (en) * | 2013-04-22 | 2014-10-22 | 艾迪技术创新私人有限公司 | Physical experiment kit relevant to force and motion |
| CN103400522A (en) * | 2013-07-31 | 2013-11-20 | 浙江大学城市学院 | High-precision fine adjustment slope tester for measuring static/dynamic and cylinder rolling friction coefficients |
| CN103400522B (en) * | 2013-07-31 | 2015-12-02 | 浙江大学城市学院 | Quiet dynamic and right cylinder rolling friction force coefficient experiment instrument is measured on high precision fine tuning inclined-plane |
| CN104515457A (en) * | 2014-10-08 | 2015-04-15 | 东华大学 | Simple device for testing surface slide angles of fabrics |
| CN108088791A (en) * | 2017-11-17 | 2018-05-29 | 河海大学 | Coefficient of sliding friction measuring device and measuring method between a kind of soil body and excavation equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20110402 |