CN105510048A - Adhering test system and method - Google Patents
Adhering test system and method Download PDFInfo
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- CN105510048A CN105510048A CN201510976709.XA CN201510976709A CN105510048A CN 105510048 A CN105510048 A CN 105510048A CN 201510976709 A CN201510976709 A CN 201510976709A CN 105510048 A CN105510048 A CN 105510048A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention provides an adhering test system and method. The system includes a driving wheel for simulating a traveling wheel, a driven wheel for simulating a steel rail, a driving device, a speed-measuring device, and a control device. The driving device is used to provide a driving force for the rotation of the driving wheel. The driving wheel is used to drive the driven wheel to rotate under the driving of the driving device. The speed-measuring device is used to detect the rotational speed of the driving wheel and the rotational speed of the driven wheel and send the rotational speed of the driving wheel and the rotational speed of the driven wheel to the control device. The control device is used to determine whether an idle and sliding phenomenon happens according to the rotational wheel of the driving wheel and the rotational wheel of the driven wheel, and generate an idle and sliding signal when the idle and sliding phenomenon surely happens. The adhering test system and method provided by the invention can simulate an actual operation state of a train, replaces locomotive online debugging, avoids the events of wheel abrasion or steel rail abrasion caused by improper control during the online debugging, effectively reduces the debugging cost, and shortens the debugging period.
Description
Technical field
The present invention relates to mechanical technique, particularly relate to a kind of adhesion testing system and method.
Background technology
Under tacky state, between wheel track, the maximal value of vertical equity acting force is just called clinging power, and between clinging power and wheel track, the ratio of vertical load is called adhesion factor.Adhesion factor is the coefficient of static friction on locomotive driving wheel and rail contact point, coefficient of sliding friction when namely relative velocity goes to zero.It is relevant with many factors, and main has: 1. driving wheel stress; 2. the state of driving wheel tread and Rail Surface; 3. driving wheel diameter and assembling; 4. locomotive running speed; 5. the sweep of circuit.
In prior art, control for adhesion is generally realized by traction control program, by to the collection of the information such as motor speed, motor torque and analysis, can determine that wheel is current be in normal transport condition or be in slipping state, traction control program can be come to process operation accordingly according to wheel condition, locomotive can be run with the maximum drawbar pull of the current permission of circuit, thus obtain maximum utilization of adhesion.
The deficiencies in the prior art part is, the debud mode of traction control program mainly to be reached the standard grade debugging by locomotive, this mode wastes time and energy, and once there is the phenomenon that wheel dallies on rail, the hauling capacity of a locomotive will be made sharply to decline even disappear, also can cause wheel or engine burn, cause larger loss.
Summary of the invention
The invention provides a kind of adhesion testing system and method, easily cause the technical matters of greater loss in order to solve the debugging of reaching the standard grade of locomotive in prior art.
The invention provides a kind of adhesion testing system, comprising: for the driving wheel of simulated driving wheel, for simulating the engaged wheel of rail, drive unit, speed measuring device and control device;
Described drive unit is used for providing driving force for the rotation of described driving wheel;
Described driving wheel is used under the driving of described drive unit, drive described engaged wheel to rotate;
The rotating speed of the rotating speed of described driving wheel and described engaged wheel for the rotating speed of the rotating speed and described engaged wheel that detect described driving wheel, and is sent to control device by described speed measuring device;
Described control device is used for determining whether to occur slipping phenomenon according to the rotating speed of described driving wheel and the rotating speed of described engaged wheel, and produces slipping signal when determining to occur slipping phenomenon.
Further, described system also comprises: the idle pulley contacted respectively with described driving wheel and described engaged wheel;
Described driving wheel drives described engaged wheel to rotate by described idle pulley.
Further, described system also comprises: force application apparatus;
The radial pressure that described force application apparatus is subject to for adjusting described driving wheel and described engaged wheel, thus simulate different tacky states.
Further, described system also comprises: for holding the frame of described driving wheel and engaged wheel;
Described frame comprises top cover and base, and described top cover and described base are spirally connected fixing;
Described driving wheel is connected with described base respectively by bearing with described engaged wheel.
Further, described force application apparatus comprises: force lid and force application rod;
Described top cover offers through hole, is provided with internal thread in described through hole, described force covers and is provided with external thread, and described force lid realizes being connected by described internal thread and external thread with between described top cover;
One end of described force application rod is stretched in described through hole, and and described exert a force cover between be provided with spring;
The other end of described force application rod acts on described idle pulley, to apply pressure to described idle pulley.
Further, described force application apparatus also comprises: force wheel;
The other end of described force application rod with described exert a force to take turns be connected by bearing;
Described force wheel contacts with described idle pulley.
Further, described force application apparatus comprises: hydraulic cylinder;
The piston end of described hydraulic cylinder is fixedly connected with described frame, and the cylinder body end that described hydraulic cylinder deviates from described piston end is connected with described idle pulley by bearing.
Further, described speed measuring device comprises two measure speed gearses and two speed pickups;
Wherein, a measure speed gears is used for rotating under the drive of described driving wheel, and another measure speed gears is used for rotating under the drive of described engaged wheel;
Two speed pickups are respectively used to the rotating speed of detection two measure speed gearses, with the rotating speed making described control device determine described driving wheel and described engaged wheel.
Further, described speed measuring device comprises: two angular encoders;
Wherein, an angular encoder is set on the central shaft of described driving wheel, for detecting the rotating speed of described driving wheel; Another angular encoder is set on the central shaft of described engaged wheel, for detecting the rotating speed of described engaged wheel.
The present invention also provides a kind of adhesion testing method based on the adhesion testing system described in above-mentioned any one, comprising:
Control device receives the rotating speed of driving wheel and the rotating speed of engaged wheel of speed measuring device transmission;
Described control device is according to the rotating speed of the rotating speed of described driving wheel and described engaged wheel, the radius of the rotating speed of described driving wheel with described driving wheel is multiplied, obtain the first product, the radius of the rotating speed of described engaged wheel with described engaged wheel is multiplied, obtains the second product;
Described control device judges whether the difference between described first product and described second product is greater than predetermined threshold value;
If described difference is greater than predetermined threshold value, then described control device produces slipping signal.
Adhesion testing system and method provided by the invention, under the driving of drive unit, engaged wheel is driven to rotate by driving wheel, speed measuring device detects the rotating speed of described driving wheel and the rotating speed of described engaged wheel, and the rotating speed of the rotating speed of described driving wheel and described engaged wheel is sent to control device, described control device is made to determine whether to occur slipping phenomenon according to the rotating speed of the rotating speed of described driving wheel and described engaged wheel, and produce slipping signal when determining to occur slipping phenomenon, the actual motion state of train can be simulated, locomotive is replaced to reach the standard grade debugging, because controlling the improper flat wheel caused or the accident generation abrading rail when avoiding reaching the standard grade debugging, effective reduction debugging cost, shorten debugging cycle.
Accompanying drawing explanation
The structural representation of the adhesion testing system that Fig. 1 provides for the embodiment of the present invention one;
The axonometric drawing of the adhesion testing system that Fig. 2 provides for the embodiment of the present invention two;
The front view of the adhesion testing system that Fig. 3 provides for the embodiment of the present invention two;
Fig. 4 is the cut-open view of A-A line in Fig. 3;
Fig. 5 is the cut-open view of B-B line in Fig. 4;
The process flow diagram of the adhesion testing method that Fig. 6 provides for the embodiment of the present invention three.
Reference numeral:
101-driving wheel 102-engaged wheel 201-driving wheel 202-engaged wheel
203-idle pulley 204-top cover 205-base 206-bearing
207-axle sleeve 208-bearing (ball) cover 209-exerts a force and covers 210-force application rod
211-spring 212-exerts a force and takes turns 213-measure speed gears 214-speed pickup
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment one
The embodiment of the present invention one provides a kind of adhesion testing system.The structural representation of the adhesion control system that Fig. 1 provides for the embodiment of the present invention one.As shown in Figure 1, adhesion testing system in the present embodiment, can comprise: for the driving wheel 101 of simulated driving wheel, for simulating the engaged wheel 102 of rail, drive unit, speed measuring device and control device (drive unit, speed measuring device and control device are not shown);
Described drive unit is used for providing driving force for the rotation of described driving wheel 101;
Described driving wheel 101 rotates for driving described engaged wheel 102 under the driving of described drive unit;
The rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102 for the rotating speed of the rotating speed and described engaged wheel 102 that detect described driving wheel 101, and are sent to control device by described speed measuring device;
Described control device is used for determining whether to occur slipping phenomenon according to the rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102, and produces slipping signal when determining to occur slipping phenomenon.
In the present embodiment, driving wheel 101 and engaged wheel 102 can be utilized to difference simulated driving wheel and rail, driving wheel 101 contacts with engaged wheel 102, preferably, driving wheel 101 can be applied with certain pressure to engaged wheel 102, when drive unit drives driving wheel 101 to rotate, owing to there is friction force between driving wheel 101 and engaged wheel 102, driving wheel 101 can drive engaged wheel 102 to rotate, and realizes the simulation to driving conditions.
Drive unit can be drive motor or other can the device of Driving Torque, can realize being connected by parts such as shaft couplings between drive unit with driving wheel 101.
Described speed measuring device can comprise angular encoder or other can detect the sensor of rotating speed.Preferably, described speed measuring device can comprise two angular encoders, one of them angular encoder is set on the central shaft of described driving wheel 101, for detecting the rotating speed of described driving wheel 101, another angular encoder is set on the central shaft of described engaged wheel 102, for detecting the rotating speed of described engaged wheel 102.
The output terminal of two angular encoders is electrically connected with described control device, the rotating speed detected can be sent to control device.
Control device can, according to the rotating speed of the rotating speed of described driving wheel 101 and described engaged wheel 102, determine whether to occur slipping phenomenon.Concrete, if the radius of described driving wheel 101 is equal with the radius of described engaged wheel 102, then under normal condition, described driving wheel 101 is equal with the rotating speed of described engaged wheel 102, when described control device judges that the rotating speed of described driving wheel 101 and described engaged wheel 102 is unequal, just can be determined to be slipping phenomenon.
If the radius of described driving wheel 101 and the radius of described engaged wheel 102 unequal, then under normal condition, the rotating speed that the radius that the rotating speed of described driving wheel 101 is multiplied by described driving wheel 101 should equal described engaged wheel 102 is multiplied by the radius of described engaged wheel 102, if the described rotating speed of driving wheel 101 and the rotating speed of the product of radius and described engaged wheel 102 and the product of radius unequal, then can be determined to be the phenomenon of slipping.
When allowing certain error, control device can judge whether the rotating speed of the described rotating speed of driving wheel 101 and the product of radius and described engaged wheel 102 and the product of radius are greater than predetermined threshold value, if be greater than, then think the phenomenon having occurred slipping, if be not more than, then think and do not occur slipping phenomenon.Described predetermined threshold value can be arranged according to actual needs.
After described control device produces slipping signal, traction control program can be come to process operation accordingly according to described slipping signal, such as, reduce the tractive force etc. that drive unit exports.Described traction control program can be arranged in other device, also can be integrated in described control device, accordingly, the slipping signal that described control device produces, can be electric signal, such as low and high level signal also can be software signal, such as certain parameter is put 1 etc., the present embodiment is not restricted this.
Preferably, when described control device is determined not occur slipping phenomenon according to the rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102, normal state signal can be produced, make described traction control program process operation accordingly according to described normal state signal, such as, increase the tractive force etc. that drive unit exports.
In actual applications, after staff designs traction control program, do not need by locomotive reach the standard grade debugging mode described traction control program is debugged, only need the adhesion testing system utilizing the present embodiment to provide to carry out debugging.The adhesion testing system that the present embodiment provides, the actual motion state of train can be simulated, and produce slipping signal when there is slipping phenomenon, facilitate the processing procedure of personnel monitoring's traction control program when there is slipping phenomenon whether to have problems, and traction control program is debugged accordingly.
The adhesion testing system that the present embodiment provides, be provided with for the driving wheel 101 of simulated driving wheel and the engaged wheel 102 for simulating rail, described driving wheel 101 can drive described engaged wheel 102 to rotate under the driving of drive unit, described speed measuring device can detect the rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102, and the rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102 are sent to control device, described control device is made to determine whether to occur slipping phenomenon according to the rotating speed of described driving wheel 101 and the rotating speed of described engaged wheel 102, and produce slipping signal when determining to occur slipping phenomenon, the actual motion state of train can be simulated, locomotive is replaced to reach the standard grade debugging, because controlling the improper flat wheel caused or the accident generation abrading rail when avoiding reaching the standard grade debugging, effective reduction debugging cost, shorten debugging cycle.
Embodiment two
The embodiment of the present invention two provides a kind of adhesion testing system.The present embodiment is on the basis of the technical scheme provided in embodiment one, adds idle pulley to realize the transmission of power between driving wheel and engaged wheel and speed.
The axonometric drawing of the adhesion testing system that Fig. 2 provides for the embodiment of the present invention two.The front view of the adhesion testing system that Fig. 3 provides for the embodiment of the present invention two.Fig. 4 is the cut-open view of A-A line in Fig. 3.Fig. 5 is the cut-open view of B-B line in Fig. 4.As shown in Figures 2 to 5, the adhesion testing system in the present embodiment, can comprise: driving wheel 201, engaged wheel 202, idle pulley 203, drive unit, speed measuring device and control device;
Wherein, the function class of the driving wheel 101 in the function of described driving wheel 201, described engaged wheel 202, described drive unit, described speed measuring device, described control device and embodiment one, engaged wheel 102, drive unit, speed measuring device, control device seemingly, repeats no more herein.
In the present embodiment, described idle pulley 203 contacts respectively with described driving wheel 201, described engaged wheel 202, and described driving wheel 201 can drive described engaged wheel 202 to rotate by described idle pulley 203.
Particularly, described driving wheel 201 contacts with described idle pulley 203, preferably, described driving wheel 201 can be applied with certain pressure to described idle pulley 203, when described drive unit drives described driving wheel 201 to rotate, owing to there is friction force between described driving wheel 201 and described idle pulley 203, described driving wheel 201 can drive described idle pulley 203 to rotate; Described idle pulley 203 contacts with described engaged wheel 202, preferably, described idle pulley 203 can be applied with certain pressure to described engaged wheel 202, when described driving wheel 201 drives described idle pulley 203 to rotate, owing to there is friction force between described idle pulley 203 and described engaged wheel 202, described idle pulley 203 also can drive described engaged wheel 202 to rotate, and achieves the speed transmission between described driving wheel 201 and described engaged wheel 202.
Because the cost of idle pulley 203 is far below the cost of driving wheel 201 and engaged wheel 202, idle pulley 203 is set between driving wheel 201 and engaged wheel 202, by idle pulley 203 transmission speed, can solve when driving wheel 201 directly contacts cause abrading with engaged wheel 202 and lose larger problem, save the maintenance cost of system.
In the present embodiment, described driving wheel 201, described idle pulley 203 and described engaged wheel 202 are all arranged in frame, and described frame can provide enclosure space and security protection for described driving wheel 201, speed transmission between described idle pulley 203 and described engaged wheel 202.
Particularly, described frame can comprise top cover 204 and base 205, and described top cover 204 is directly fixedly connected with described base 205.In the present embodiment, described top cover 204 can be spirally connected fixing with described base 205, not only with low cost, and is convenient to dismounting.
Described driving wheel 201, described engaged wheel 202 can be connected with described base 205 respectively by bearing with described idle pulley 203, and described bearing can be floating bearing.As shown in Figure 4, can realize being connected by bearing 206 between described driving wheel 201 with described base 205, axle sleeve 207 and bearing (ball) cover 208 can also be provided with outside described bearing 206, in actual applications, described base 205 can be provided with mounting hole, described bearing 206 is set on the central shaft of described driving wheel 201, and the central shaft of described driving wheel 201 stretches out from described mounting hole, and fixes with described mounting hole.
Between the inner ring of described bearing 206 and the central shaft of described driving wheel 201, the outer ring of described bearing 206 is fixedly connected with being between described base 205, specifically can be achieved a fixed connection by various ways such as interference fit, spline, flat keys, the present embodiment is not restricted this.The connection of described engaged wheel 202 and described base 205, similar with the connection of described base 205 with described driving wheel 201, repeat no more herein.Described driving wheel 201 and described engaged wheel 202 can be positioned at the oblique below of described idle pulley 203, for supporting described idle pulley 203.
In order to test the operation conditions of traction control program under the clinging power of constantly change, in the adhesion testing system of the present embodiment, force application apparatus can also be provided with.The radial pressure that described force application apparatus is subject to for adjusting described driving wheel 201 and described engaged wheel 202, thus simulate different tacky states.
Particularly, force application apparatus can exert a force to described idle pulley 203, thus the pressure changed between described driving wheel 201 and described idle pulley 203 and the pressure between described idle pulley 203 and described engaged wheel 202.
In the present embodiment, described force application apparatus can comprise: force lid 209 and force application rod 210.Described top cover 204 offers through hole, in described through hole, is provided with internal thread, described force lid 209 is provided with external thread, realize being connected by described internal thread and external thread between described force lid 209 with described top cover 204; One end of described force application rod 210 is stretched in described through hole, and and is provided with spring 211 between described force lid 209.
Owing to being provided with spring 211 between described force lid 209 and described force application rod 210, when described force lid 209 is screwed into towards described force application rod 210, the power that described force application rod 210 is subject to increases, and the other end of described force application rod 210 acts on described idle pulley 203, pressure can be applied to described idle pulley 203, therefore, when the lid 209 that exerts a force is screwed into, the pressure that described idle pulley 203 is subject to also can increase.
In order to realize function pressure being acted on described idle pulley 203, described force application rod 210 can directly contact with the bearing of described idle pulley 203; Or, described force application apparatus can also comprise force wheel 212, the other end of described force application rod 210 is connected by bearing with described force wheel 212, described force wheel 212 contacts with described idle pulley 203, described force wheel 212 can rotate under the drive of described idle pulley 203, and the pressure that described force application rod 210 is subject to is passed to described idle pulley 203.
As shown in Figure 3 and Figure 4, force application apparatus is arranged on the top of idle pulley 203, driving wheel 201 and engaged wheel 202 are arranged on the below of described idle pulley 203, when described force lid 209 is screwed into, to the pressure increase of described idle pulley 203, and then the pressure increase between described idle pulley 203 and described driving wheel 201, pressure between described idle pulley 203 and described engaged wheel 202 also increases, when described force lid 209 is back-outed, the pressure of described idle pulley 203 is reduced, and then the pressure between described idle pulley 203 and described driving wheel 201 reduces, pressure between described idle pulley 203 and described engaged wheel 202 also reduces, so just achieve the simulation to different tacky state, cost is lower, be easy to control.
In another embodiment, described force application apparatus can comprise hydraulic cylinder.The piston end of described hydraulic cylinder can be fixedly connected with described frame, the cylinder body end that described hydraulic cylinder deviates from described piston end can be connected with described idle pulley 203 by bearing, to apply certain pressure to described idle pulley 203, or, described cylinder body end can by other force application mechanism as force wheel wait to as described in idle pulley 203 exert a force.Larger pressure can be produced by hydraulic cylinder, and more stable to the adjustment of pressure.
In another embodiment, described force application apparatus can comprise pneumatic cylinder.Specific implementation and the hydraulic cylinder of described pneumatic cylinder are similar, repeat no more herein.
In the present embodiment, described speed measuring device can comprise two measure speed gearses 213 and two speed pickups 214.Wherein, a measure speed gears 213 for rotating under the drive of described driving wheel 201, and another measure speed gears 213 for rotating under the drive of described engaged wheel 202; Two speed pickups 214 are respectively used to the rotating speed of detection two measure speed gearses 213, with the rotating speed making described control device determine described driving wheel 201 and described engaged wheel 202.
After described speed pickup 214 detects the rotating speed of described testing gears, the rotating speed of described testing gears can be sent to described control device, described control device can determine the rotating speed of described driving wheel 201 or described engaged wheel 202 according to the speed of described testing gears, and then determines whether to occur slipping phenomenon.
In actual debug process, staff can change pressure between idle pulley 203 and driving wheel 201, engaged wheel 202 by rotating force lid 209, thus simulate different tacky states, facilitate staff to detect the processing procedure of traction control program when tacky state changes whether to have problems, if existing problems, staff can debug traction control program in time accordingly.
In the adhesion testing system that the present embodiment provides, speed transmission is realized by idle pulley 203 between driving wheel 201 and engaged wheel 202, and the compress variation of regulating spring 211 is carried out by the operation being threaded into and screwing out, and then simulate different tacky states, achieve the debugging of traction control program when tacky state changes, and there is energy-conserving and environment-protective, the advantage such as with low cost.
On the basis of the technical scheme provided at above-described embodiment, preferably, the central shaft of engaged wheel 202 can be connected with generator by flywheel, can reclaim most of electric energy, more energy-conserving and environment-protective.
Embodiment three
The embodiment of the present invention three provides a kind of adhesion testing method.The adhesion testing method that the present embodiment provides, based on the adhesion testing system described in above-mentioned any embodiment.The process flow diagram of the adhesion testing method that Fig. 6 provides for the embodiment of the present invention three.As shown in Figure 6, the adhesion testing method in the present embodiment, can comprise:
Step 301, control device receive the rotating speed of driving wheel and the rotating speed of engaged wheel of speed measuring device transmission.
Step 302, described control device are according to the rotating speed of the rotating speed of described driving wheel and described engaged wheel, the radius of the rotating speed of described driving wheel with described driving wheel is multiplied, obtain the first product, the radius of the rotating speed of described engaged wheel with described engaged wheel is multiplied, obtains the second product.
Step 303, described control device judge whether the difference between described first product and described second product is greater than predetermined threshold value.
If the described difference of step 304 is greater than predetermined threshold value, then described control device produces slipping signal.
Specific implementation principle and the embodiment one of the adhesion testing method that the present embodiment provides are similar, repeat no more herein.
The adhesion testing method that the present embodiment provides, under the driving of drive unit, engaged wheel is driven to rotate by driving wheel, speed measuring device detects the rotating speed of described driving wheel and the rotating speed of described engaged wheel, and the rotating speed of the rotating speed of described driving wheel and described engaged wheel is sent to control device, described control device is made to determine whether to occur slipping phenomenon according to the rotating speed of the rotating speed of described driving wheel and described engaged wheel, and produce slipping signal when determining to occur slipping phenomenon, the actual motion state of train can be simulated, locomotive is replaced to reach the standard grade debugging, because controlling the improper flat wheel caused or the accident generation abrading rail when avoiding reaching the standard grade debugging, effective reduction debugging cost, shorten debugging cycle.
Further, described control device can also according to the difference of described first product and described second product, determine the order of severity of idling slide, such as, if described difference is between 10%-20%, then think that the order of severity is one-level, if described difference is between 20%-30%, then think that the order of severity is secondary, the like, difference is larger, the order of severity is higher, described control device is after determining the order of severity, corresponding order of severity signal can be produced, facilitate staff to debug the process of traction control program when the different order of severity whether to have problems.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an adhesion testing system, is characterized in that, comprising: for the driving wheel of simulated driving wheel, for simulating the engaged wheel of rail, drive unit, speed measuring device and control device;
Described drive unit is used for providing driving force for the rotation of described driving wheel;
Described driving wheel is used under the driving of described drive unit, drive described engaged wheel to rotate;
The rotating speed of the rotating speed of described driving wheel and described engaged wheel for the rotating speed of the rotating speed and described engaged wheel that detect described driving wheel, and is sent to control device by described speed measuring device;
Described control device is used for determining whether to occur slipping phenomenon according to the rotating speed of described driving wheel and the rotating speed of described engaged wheel, and produces slipping signal when determining to occur slipping phenomenon.
2. system according to claim 1, is characterized in that, also comprises: the idle pulley contacted respectively with described driving wheel and described engaged wheel;
Described driving wheel drives described engaged wheel to rotate by described idle pulley.
3. system according to claim 2, is characterized in that, also comprises: force application apparatus;
The radial pressure that described force application apparatus is subject to for adjusting described driving wheel and described engaged wheel, thus simulate different tacky states.
4. system according to claim 3, is characterized in that, also comprises: for holding the frame of described driving wheel and engaged wheel;
Described frame comprises top cover and base, and described top cover and described base are spirally connected fixing;
Described driving wheel is connected with described base respectively by bearing with described engaged wheel.
5. system according to claim 4, is characterized in that, described force application apparatus comprises: force lid and force application rod;
Described top cover offers through hole, is provided with internal thread in described through hole, described force covers and is provided with external thread, and described force lid realizes being connected by described internal thread and external thread with between described top cover;
One end of described force application rod is stretched in described through hole, and and described exert a force cover between be provided with spring;
The other end of described force application rod acts on described idle pulley, to apply pressure to described idle pulley.
6. system according to claim 5, is characterized in that, described force application apparatus also comprises: force wheel;
The other end of described force application rod with described exert a force to take turns be connected by bearing;
Described force wheel contacts with described idle pulley.
7. system according to claim 4, is characterized in that, described force application apparatus comprises: hydraulic cylinder;
The piston end of described hydraulic cylinder is fixedly connected with described frame, and the cylinder body end that described hydraulic cylinder deviates from described piston end is connected with described idle pulley by bearing.
8. the system according to any one of claim 1-7, is characterized in that, described speed measuring device comprises two measure speed gearses and two speed pickups;
Wherein, a measure speed gears is used for rotating under the drive of described driving wheel, and another measure speed gears is used for rotating under the drive of described engaged wheel;
Two speed pickups are respectively used to the rotating speed of detection two measure speed gearses, with the rotating speed making described control device determine described driving wheel and described engaged wheel.
9. the system according to any one of claim 1-7, is characterized in that, described speed measuring device comprises: two angular encoders;
Wherein, an angular encoder is set on the central shaft of described driving wheel, for detecting the rotating speed of described driving wheel; Another angular encoder is set on the central shaft of described engaged wheel, for detecting the rotating speed of described engaged wheel.
10., based on an adhesion testing method for the adhesion testing system described in any one of claim 1-9, it is characterized in that, comprising:
Control device receives the rotating speed of driving wheel and the rotating speed of engaged wheel of speed measuring device transmission;
Described control device is according to the rotating speed of the rotating speed of described driving wheel and described engaged wheel, the radius of the rotating speed of described driving wheel with described driving wheel is multiplied, obtain the first product, the radius of the rotating speed of described engaged wheel with described engaged wheel is multiplied, obtains the second product;
Described control device judges whether the difference between described first product and described second product is greater than predetermined threshold value;
If described difference is greater than predetermined threshold value, then described control device produces slipping signal.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976709.XA CN105510048B (en) | 2015-12-24 | 2015-12-24 | Adhesion testing system and method |
| JP2016539269A JP6397919B2 (en) | 2015-12-24 | 2015-12-30 | Adhesion test system and method |
| EP15858117.3A EP3208595B1 (en) | 2015-12-24 | 2015-12-30 | Adhesion test system and method |
| ES15858117T ES2788125T3 (en) | 2015-12-24 | 2015-12-30 | Adhesion test system and method |
| PCT/CN2015/099819 WO2017107239A1 (en) | 2015-12-24 | 2015-12-30 | Adhesion test system and method |
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| CN201510976709.XA CN105510048B (en) | 2015-12-24 | 2015-12-24 | Adhesion testing system and method |
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| CN105510048A true CN105510048A (en) | 2016-04-20 |
| CN105510048B CN105510048B (en) | 2018-03-16 |
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| CN106406124A (en) * | 2016-11-30 | 2017-02-15 | 株洲中车时代电气股份有限公司 | Adhesion control program's automatic and rapid online testing method and testing module |
| CN108070392A (en) * | 2016-11-14 | 2018-05-25 | 上海梅山钢铁股份有限公司 | Coke-oven locomotive track anti-skid device and anti-skidding method |
| CN113834674A (en) * | 2021-07-28 | 2021-12-24 | 武汉理工大学 | Device and method for measuring creep rate of wheel rail based on wheel diameter change |
| CN113834674B (en) * | 2021-07-28 | 2024-04-19 | 武汉理工大学 | Device and method for measuring wheel track creep rate based on changing wheel diameter |
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| CN106406124B (en) * | 2016-11-30 | 2019-08-27 | 株洲中车时代电气股份有限公司 | A kind of adhesion control program quick on-line testing method and test module automatically |
| CN113834674A (en) * | 2021-07-28 | 2021-12-24 | 武汉理工大学 | Device and method for measuring creep rate of wheel rail based on wheel diameter change |
| CN113834674B (en) * | 2021-07-28 | 2024-04-19 | 武汉理工大学 | Device and method for measuring wheel track creep rate based on changing wheel diameter |
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