CN203858192U - Plane friction coefficient measurement device for agricultural biomass - Google Patents
Plane friction coefficient measurement device for agricultural biomass Download PDFInfo
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- CN203858192U CN203858192U CN201420087801.1U CN201420087801U CN203858192U CN 203858192 U CN203858192 U CN 203858192U CN 201420087801 U CN201420087801 U CN 201420087801U CN 203858192 U CN203858192 U CN 203858192U
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Abstract
The utility model relates to a plane friction coefficient measurement device for agricultural biomass, belongs to the field of agricultural engineering, and discloses a simple and feasible plane friction coefficient measurement device convenient to read to overcome the defects of the existing measurement device. The plane friction coefficient measurement device adopts the technical scheme that: a slowly rising inclined plane is arranged on the plane friction coefficient measurement device; a sample is put on a steel plate of the inclined plane inside a sample box, so that the bottom surface of the sample box deviates from the steel plate by a certain distance; the inclined plane immediately stops rising once the sample box begins to actively slide along the inclined plane when the inclined plane slowly rises; the friction coefficient value between the agricultural biomass and the steel plate is directly read by using attached measuring scale. The plane friction coefficient measurement device disclosed by the utility model has the advantages that (1) a plurality of samples can be simultaneously tested by debugging once, the time is saved, and the workload is reduced; (2) the friction coefficient is directly read, and data treatment is simple; (3) the plane friction coefficient measurement device is simple in structure, and the friction coefficients between the agricultural biomass and other plane materials can be measured by changing the steel plate.
Description
Technical field
The utility model relates to a kind of friction coefficient measuring apparatus, belongs to agricultural engineering field, relates in particular to a kind of planar friction coefficient measuring method and equipment thereof of agricultural biomass.
Background technology
The friction factor of agricultural biomass is one of important material characteristic parameter of biological material, in the processing of agricultural biomass, often use during the development and Design of disposal and utilization equipment.Traditional method of testing has: cambered surface method of rotation, plane are drawn the measuring methods such as method, inclined-plane sliding scale, all have the defects such as measuring process is complicated, and experiment work amount is large.
In order to overcome the inconvenience of existing friction coefficient measuring apparatus and measuring method, the utility model discloses a kind of simple and easy to do, convenient reading, the measurement mechanism that can measure static friction coefficient and dynamic friction coefficient and measuring method.
Summary of the invention
The disclosed technical scheme of the utility model is: the clinoplane that a rising is set, sample is placed on the steel plate of the clinoplane that is placed in rising in sample box, above sample, apply different vertical loads, make sample box bottom surface leave steel plate certain distance and contact steel plate not, guaranteeing only has steel plate to contact with sample.While measuring static friction coefficient, keep relative transfixion between sample box and steel plate; While measuring dynamic friction coefficient, with a push rod, promote sample box, make sample box together with sample, on steel plate, make relative sliding.In clinoplane rising process, once sample box starts along inclined-plane active slip together with sample, stop immediately clinoplane upward movement, with subsidiary vertical angle measurement chi, measure the angle of inclination on inclined-plane, directly read friction co-efficient value.Before measuring, first to adjust the hinge axes of clinoplane, make it in horizontality, during measurement, need to adjust the crossbeam of vertical angle measurement chi, also make it in horizontality.
Realize the agricultural biomass planar friction coefficient measuring device of technique scheme, by the dip plane of a rising, sample load units, a set of dip plane measuring mechanism and a position adjusting mechanism, formed; The dip plane of described rising consists of steel plate (9), inclined-plane base plate (10), inclined-plane bearing pin (13), worm-and-wheel gear (17); Described sample load units consists of sales kit (SK) (5), weight (6), sample (7), sample push pedal (8), sample push pedal haulage gear (12), push pedal drawing head (15) and push pedal bootstrap block (16); Described dip plane measuring mechanism consists of crossbeam (2), column (3) and measurement of dip angle chi (4); Described position adjusting mechanism is comprised of crossbeam setting nut (1), the horizontal aligning gear of crossbeam (11), bearing pin level correction mechanism (14) and bearing pin horizontal adjusting mechanism (18);
Described inclined-plane base plate (10) is hinged by horizontally disposed a pair of inclined-plane bearing pin (13), under the driving of worm-and-wheel gear (17) rising, until sample load units stops upward movement while starting initiatively to glide along inclined-plane;
Described measurement of dip angle chi (4) is under measurement of dip angle chi orienting lug (21) guiding, can move horizontally along crossbeam (2), during measurement, surveyor's staff (20) is touched to steel plate (9) in top below, with the top, the right of vertical depth chi (19), measure;
The high and low position of described crossbeam (2) according to the size adjustment of inclination angle of inclined plane, carries out level correction by the horizontal aligning gear of crossbeam (11) by pair of beams setting nut (1);
Described inclined-plane bearing pin (13) is adjusted to horizontal level by bearing pin horizontal adjusting mechanism (18), by bearing pin level correction mechanism (14), carries out level correction;
The length that the surveyor's staff (20) of described measurement of dip angle chi (4) is put top from crossing at right angle is 100mm; Vertical depth chi (19) is a vernier depth gauge, " 0 " position is in lower end, decimal place read text scale line reference position below 1mm is crossing at right angle point place, concordant with surveyor's staff (20) lower edge, the millimeter reading of vertical depth chi (19) is divided by 100 friction factor that are sample and steel plate.
The disclosed agricultural biomass planar friction of the utility model coefficient measuring device has following advantage:
(1) once debugging can be surveyed many parts of samples simultaneously, saves time and reduces workload;
(2) directly read friction factor, data processing is simple;
(3) simple in structure, change steel plate, can measure and other planar materials between friction factor.
Accompanying drawing explanation
Fig. 1 is agricultural biomass planar friction coefficient measuring device side schematic view
Fig. 2 is agricultural biomass planar friction coefficient measuring device front schematic view
Fig. 3 is measurement of dip angle chi structural representation
The meaning that in accompanying drawing, each legend mark represents is respectively as follows:
1-crossbeam setting nut, 2-crossbeam, 3-column, 4-measurement of dip angle chi, 5-sales kit (SK), 6-weight, 7-sample, the push pedal of 8-sample, 9-steel plate, 10-inclined-plane base plate, the horizontal aligning gear of 11-crossbeam, 12-sample push pedal haulage gear, 13-inclined-plane bearing pin, 14-bearing pin level correction mechanism, 15-push pedal drawing head, 16-push pedal bootstrap block, 17-worm-and-wheel gear, 18-bearing pin horizontal adjusting mechanism, 19-vertical depth chi, 20-surveyor's staff, 21-measurement of dip angle chi orienting lug
Embodiment
Below in conjunction with accompanying drawing, provide specific embodiment.An embodiment of the present utility model is the dynamic friction coefficient of measuring between a duplicate samples and plane steel plate, as shown in the figure, sample is placed on the steel plate (9) that is placed in the clinoplane of rising in sales kit (SK) (5), above sample, apply certain vertical load, make sales kit (SK) (5) bottom surface leave steel plate (9) certain distance and contact steel plate (9) not, guarantee that only steel plate (9) contacts with sample (7), with sample push pedal haulage gear (12), promote sample box, make sales kit (SK) (5) make relative sliding on steel plate (9), once sales kit (SK) (5) starts along inclined-plane active slip, stop immediately clinoplane upward movement, with subsidiary measurement of dip angle chi (4), read friction co-efficient value.
Another one embodiment of the present utility model is the static friction coefficient of measuring plastic plate and multiple sample, and these principles are identical, and structural change can form other embodiments of the present utility model.
Claims (6)
1. an agricultural biomass planar friction coefficient measuring device, is comprised of the dip plane of a rising, sample load units, a set of dip plane measuring mechanism and a position adjusting mechanism; The dip plane of described rising consists of steel plate (9), inclined-plane base plate (10), inclined-plane bearing pin (13), worm-and-wheel gear (17); Described sample load units consists of sales kit (SK) (5), weight (6), sample (7), sample push pedal (8), sample push pedal haulage gear (12), push pedal drawing head (15) and push pedal bootstrap block (16); Described dip plane measuring mechanism consists of crossbeam (2), column (3) and measurement of dip angle chi (4); Described position adjusting mechanism is comprised of crossbeam setting nut (1), the horizontal aligning gear of crossbeam (11), bearing pin level correction mechanism (14) and bearing pin horizontal adjusting mechanism (18).
2. agricultural biomass planar friction coefficient measuring device according to claim 1, it is characterized in that: described inclined-plane base plate (10) is hinged by horizontally disposed a pair of inclined-plane bearing pin (13), under the driving of worm-and-wheel gear (17) rising, until sample load units stops upward movement while starting initiatively to glide along inclined-plane.
3. agricultural biomass planar friction coefficient measuring device according to claim 1, it is characterized in that: described measurement of dip angle chi (4) is under measurement of dip angle chi orienting lug (21) guiding, can move horizontally along crossbeam (2), during measurement, surveyor's staff (20) is touched to steel plate (9) in top below, with the top, the right of vertical depth chi (19), measure.
4. agricultural biomass planar friction coefficient measuring device according to claim 1, it is characterized in that: the high and low position of described crossbeam (2) according to the size adjustment of inclination angle of inclined plane, carries out level correction by the horizontal aligning gear of crossbeam (11) by pair of beams setting nut (1).
5. agricultural biomass planar friction coefficient measuring device according to claim 1, it is characterized in that: described inclined-plane bearing pin (13) is adjusted to horizontal level by bearing pin horizontal adjusting mechanism (18), by bearing pin level correction mechanism (14), carries out level correction.
6. agricultural biomass planar friction coefficient measuring device according to claim 1, is characterized in that: the length that the surveyor's staff (20) of described measurement of dip angle chi (4) is put top from crossing at right angle is 100mm; Vertical depth chi (19) is a vernier depth gauge, " 0 " position is in lower end, decimal place read text scale line reference position below 1mm is crossing at right angle point place, concordant with surveyor's staff (20) lower edge, the millimeter reading of vertical depth chi (19) is divided by 100 friction factor that are sample and steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087801.1U CN203858192U (en) | 2014-02-21 | 2014-02-21 | Plane friction coefficient measurement device for agricultural biomass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087801.1U CN203858192U (en) | 2014-02-21 | 2014-02-21 | Plane friction coefficient measurement device for agricultural biomass |
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| Publication Number | Publication Date |
|---|---|
| CN203858192U true CN203858192U (en) | 2014-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420087801.1U Expired - Fee Related CN203858192U (en) | 2014-02-21 | 2014-02-21 | Plane friction coefficient measurement device for agricultural biomass |
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| Country | Link |
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| CN (1) | CN203858192U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792186A (en) * | 2014-02-21 | 2014-05-14 | 西北农林科技大学 | Device for measuring friction coefficient of agricultural biomass plane |
| CN105043974A (en) * | 2015-06-26 | 2015-11-11 | 苏州大学 | Friction coefficient type testing system for elevator |
-
2014
- 2014-02-21 CN CN201420087801.1U patent/CN203858192U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792186A (en) * | 2014-02-21 | 2014-05-14 | 西北农林科技大学 | Device for measuring friction coefficient of agricultural biomass plane |
| CN105043974A (en) * | 2015-06-26 | 2015-11-11 | 苏州大学 | Friction coefficient type testing system for elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20160221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |