CN109799102A - A kind of train disc caliper brake module for experimental test - Google Patents
A kind of train disc caliper brake module for experimental test Download PDFInfo
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- CN109799102A CN109799102A CN201910198016.0A CN201910198016A CN109799102A CN 109799102 A CN109799102 A CN 109799102A CN 201910198016 A CN201910198016 A CN 201910198016A CN 109799102 A CN109799102 A CN 109799102A
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
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- 210000003734 kidney Anatomy 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
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- 238000011160 research Methods 0.000 description 3
- 235000007926 Craterellus fallax Nutrition 0.000 description 2
- 240000007175 Datura inoxia Species 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 239000000523 sample Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The invention belongs to friction catch technical fields, and in particular to a kind of train disc caliper brake module for experimental test.For in existing braking performance test testing stand, change the problem of friction radius inconvenience, the technical scheme is that including the brake module load seat for being connect with testing stand, brake module loads seat and is connected with brake disc by bearing, train friction radius adjustment device is provided on the brake module load seat, the train friction radius adjustment device includes friction radius adjustment device support plate, guide rail is provided in the friction radius adjustment device support plate, sliding slot is provided on the guide rail, train disc caliper brake module mounting base is connected on the sliding slot, train disc caliper brake module is connected in the train disc caliper brake module mounting base, screw rod is additionally provided in the friction radius adjustment device support plate.The present invention is used for the braking performance test of differentiated friction radius.
Description
Technical field
The invention belongs to friction catch technical fields, and in particular to a kind of train disc caliper braking for experimental test
Module.
Background technique
Key experiments equipment of the braking performance test testing stand as apparatus of transport friction catch field, is mainly used for studying
Apparatus of transport braking process brake disc/piece contact interface vibration noise and its wear law and friction heat distribution etc. are all kinds of systems
The braking ability optimization of dynamic device provides accurate test data support.Friction catch can answer in service braking and emergency braking
With and secure parking last guarantee.With the rapid development of the national economy, apparatus of transport is developed in depth and breadth toward high speed, especially
It is constantly to break through operation maximum speed in electric train field.And on the other hand country and social level pacify operation
Complete and environment protection field requires higher and higher, friction catch generates during runing how to effectively control bullet train noise and mill
Bits become the great difficult problem that researcher and industrial enterprise face in the industry.Therefore, all kinds of delivery vehicle brakes are in Practical Project
Before, it is necessary to by test method to the shape of brake(-holder) block friction block or arrangement and frictional interface self-excited vibration, friction circle
Relationship between the factors such as face stress distribution, frictional heat and its distribution, frictional force, brake disc/friction block is studied.
Existing braking performance test testing stand typically be provided with load simulation, driving motor speed regulation, braking simulation, vibration and
Noise and the functions such as braking force signal acquisition and analysis, brake disc/friction block heat distribution acquisition.Braking performance test testing stand
Basic principle is rotated using the braking quality of flying wheel simulation apparatus of transport, and by motor drive inertia shafting, reaches pre-
If disc rotation speed after through air pressure or the modes such as hydraulic brake force is applied to test specimen, to realize the kinetic energy of apparatus of transport
With the simulation of braking energy conversion process, the acquisition and analysis of braking relevant all kinds of performance parameters are finally carried out.
In existing braking performance test testing stand, the contact position between the brake apparatus and brake disc of disc braking is fixed
It is constant, the relationship between the friction radius and braking ability in brake disc can not be studied.To change brake apparatus to brake disc
Friction radius, need repeatedly disassemble and install different size brake apparatus.
Summary of the invention
For in existing braking performance test testing stand, change the problem of friction radius inconvenience, the present invention provides one kind
Modularization comprehensive braking performance test testing stand, its object is to: so that during test, it can be by simply adjusting operation
Change friction radius, is conducive to the efficient completion of test.
The technical solution adopted by the invention is as follows:
A kind of train disc caliper brake module for experimental test, including the brake module for being connect with testing stand
Seat is loaded, the brake module load seat is connected with brake disc by bearing, is provided with train on the brake module load seat
Friction radius adjusts device, and the train friction radius adjustment device includes friction radius adjustment device support plate, the friction
It is provided with guide rail in radius adjustment device support plate, sliding slot is provided on the guide rail, train disc type is connected on the sliding slot
Clamp brake module mounting base is connected with train disc caliper braking mould in the train disc caliper brake module mounting base
Block, the friction radius, which adjusts, to be additionally provided in device support plate for pushing train disc caliper brake module mounting base reciprocal
The screw rod of movement.
After the technical solution, train can be driven by the straight line driving mechanism that guide rail, sliding slot and screw rod are constituted
Disc caliper brake module mounting base linear motion, and then train disc caliper brake module is driven integrally to move along a straight line, it moves
Direction is parallel with the plane of brake disc, to realize that adjustment train disc caliper brake module applies the position of brake force to brake disc
The effect set, namely achieved the effect that have adjusted friction radius.
Preferably, train disc caliper brake module includes intermediate support and cylinder I, and the intermediate support both ends are each hinged
There is a bracket, one end of described two brackets is hinged with the both ends of cylinder I respectively, and the other end of described two brackets is each hinged
There is a friction block pressur plate, is bolted on the friction block pressur plate for providing the folder of brake force to braking disc side
Tool, chucking surface are provided with multiple train disc caliper brake module friction blocks, are provided on the intermediate support for connecting
The clamp mounting plate of brake module load seat.
The structure of train disc caliper brake module is optimized in the preferred embodiment, brakes for train disc caliper
Performance study.The design method separated using fixture with friction block pressur plate, while mountable different shape and arrangement on fixture
The train disc caliper brake module friction block of form, so that test function of the invention more horn of plenty, it is all kinds of right to can satisfy
Than the needs of test.
It is further preferred that the top of friction block pressur plate is connected with Hanging bolt, it is provided at the top of the Hanging bolt just
Device for precision regulating is spent, the clamp peace for connecting brake module load seat is also equipped with below the rigidity device for precision regulating
Loading board, the clamp mounting plate are connected in train disc caliper brake module mounting base, are provided on the clamp mounting plate
Kidney slot, the Hanging bolt constitutes the slidable connection clamp mounting plate across kidney slot, under the Hanging bolt
Spring is provided between end and clamp mounting plate.
After the preferred embodiment, by the spring being arranged between Hanging bolt lower end and clamp mounting plate, can to by
It vibrates and is buffered caused by friction catch, avoid undue oscillation of the brake module on brake disc is tangential and its cause itself
Resonance, and increase Hanging bolt and have no effect on the authenticity of vibration data.In addition, setting rigidity device for precision regulating and basis
Actual tests research needs accurately to adjust bilateral spring rate, to study brake disc/piece contact stiffness to its braking ability
Influence relationship.
Preferably, abrasive dust collection device is provided with below brake disc.After the preferred embodiment, brake disc can be generated
Abrasive dust be collected, to analyze abrasive dust.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. train disc caliper brake module can be driven by the straight line driving mechanism that guide rail, sliding slot and screw rod are constituted
Mounting base linear motion, and then train disc caliper brake module is driven integrally to move along a straight line, the direction of motion and brake disc it is flat
Face is parallel, to realize that adjustment train disc caliper brake module applies the effect of the position of brake force, Ye Jida to brake disc
To the effect for having adjusted friction radius.
2. the design method separated using fixture with the block pressur plate that rubs, while mountable different shape and arrangement on fixture
The train disc caliper brake module friction block of form, so that test function of the invention more horn of plenty, it is all kinds of right to can satisfy
Than the needs of test.
3., can be to as caused by friction catch by the spring being arranged between Hanging bolt lower end and clamp mounting plate
Vibration is buffered, and is avoided undue oscillation of the brake module on brake disc is tangential and its is caused the resonance of itself, and increases outstanding
Hang the authenticity that bolt has no effect on vibration data.In addition, rigidity device for precision regulating is arranged and according to actual tests research need
Bilateral spring rate is accurately adjusted, to study influence relationship of the brake disc/piece contact stiffness to its braking ability.
4. the abrasive dust that can be generated to brake disc is collected, to analyze abrasive dust.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of train friction radius adjustment device in the present invention；
Fig. 3 is the structural schematic diagram of train disc caliper brake module in the present invention；
Fig. 4 is the structural schematic diagram that the present invention is connected on testing stand.
Wherein: 1- motor, 2- clutch motor coupling sleeve, 3- clutch, 4- bearing block I, 5- flywheel group, 6- bearing block
II, 7- shaft coupling I, 8- torque sensor, 9- shaft coupling II, 10- friction radius adjust device, 11- air compressor, 12- system
Dynamic model block, 13- abrasive dust collection device, 14- thermal imaging system, 15- testing stand pedestal, 16- brake disc, 17- microphone, 18- braking
Module loading seat, 19- torque sensor erecting bed, II erecting bed of 20- bearing block, I erecting bed of 21- bearing block, the installation of 22- motor
Platform, 23- power supply and signal wire, 24- console, 25- friction radius adjust device support plate, 26- screw rod, 27- train disc type
Clamp brake module mounting base, 28- sliding slot, 29- guide rail, 30- clamp mounting plate, 31- rigidity device for precision regulating, 32- suspension
Bolt, 33- joint support seat, 34- intermediate support, 35- bracket, 36- cylinder, 37- cylinder support, 38- bolt I, 39- bolt
II, 40- fixture, 41- friction block pressur plate, 42- spring.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates below with reference to Fig. 1 to Fig. 4 to the present invention.
A kind of train disc caliper brake tester with vibration-proof structure tries this modularization comprehensive braking performance test
Platform is tested to be installed in laboratory.Prefabricated size and the suitable ground of depth first in laboratory, by testing stand pedestal 15 and ground
Base is completely fixed, and brake module is loaded seat 18, torque sensor erecting bed 19, II erecting bed 20 of bearing block, axis by bolt
Hold I erecting bed 21 of seat, motor erecting bed 22 is fixedly connected with testing stand pedestal 15, the output shaft of motor 1 passes through clutch
Device motor coupling sleeve 2 is linked with clutch 3, realizes power transmitting through bearing block I 4 and flywheel group 5, and flywheel group 5 supports
Between bearing block I 4 and bearing block II 6,5 shaft output end of flywheel group is attached to the shaft of torque sensor 8 through shaft coupling I 7,
Torque sensor 8 is installed on torque sensor erecting bed 19, and shaft output end is then coupled with 16 shaft of brake disc, and should
Shaft is installed on brake module by bearing and loads seat 18, realizes a kind of power transmitting of modularization friction catch experimental provision.
The motor 1, clutch 3, bearing block I 4, flywheel group 5, bearing block II 6, shaft coupling I 7, is turned round clutch motor coupling sleeve 2
Along an axial arrangement, each mounting base or load seat are logical for square sensor 8, shaft coupling II 9, brake module load seat 18 and brake disc 16
It crosses bolt and is installed on testing stand pedestal 15.
Brake module load seat 18 is the metal pedestal that multiple mounting holes are provided on a multiple faces, passes through mounting hole
Position setting enables brake module load seat 18 to connect friction catch module and is train disc caliper brake module, singly rubs
One of cleaning block clamp brake module, tread brake module or full-scale automobile brake module.
The present embodiment is additionally provided with a console 24, and console 24 is opened by power supply and signal line traffic control motor 1
Dynamic, closing and speed regulation, control the work of clutch 3, and the working condition for controlling brake module 12 (is control in the present embodiment
The working condition of air compressor 11), display acquires motor 1 by being set to the speed probe of 1 output shaft of motor
Revolving speed, shows the dynamic signal analysis system acquisition for being built in console 24 at the torque data for showing the acquisition of torque sensor 7
Brake module 12 or other have the vibration data of the component of research significance, the three axis force being shown mounted on intermediate support 34 sensing
The air compressor 11 of device acquisition is supplied to the brake force of brake module, display is set to positive 14 institute of thermal imaging system of brake disc
It shoots the temperature field of brake disc, show the frictional noise signal collected of microphone 17 being set to beside brake disc.To sum up institute
State, can more easily be opened Control experiment platform by setting console 24/stop, motor 1 open/stop, clutch 3
/ point, brake module 12 plus/unloading, control power supply and emergency stop are inhaled, realizes that acquisition and display 1 tach signal of motor, torque pass
The torque signal of sensor 8, the brake force that air compressor 11 provides, the vibration of brake module 12 and frictional noise signal and braking
The temperature field of disk.Above-mentioned control process can be realized by programmed algorithm existing in the prior art, need not be into the present embodiment
Explanation is unfolded in one step.
Train disc caliper brake module, the braking of train disc caliper are connected in the present embodiment on brake module load seat 18
Module includes intermediate support 34 and cylinder I 36, and 34 both ends of intermediate support are respectively hinged with a bracket 35, described two brackets
35 one end is hinged with the both ends of cylinder I 36 respectively, and the other end of described two brackets 35 is respectively hinged with a friction block pressur plate
41, it is described friction block pressur plate 41 on be bolted for braking disc side provide brake force fixture 40, fixture 40
Surface is provided with multiple train disc caliper brake module friction blocks 57, is set on the intermediate support 34 by joint support seat 33
It is equipped with the clamp mounting plate 30 for connecting brake module load seat 18.
As a preferred mode, column are provided between train disc caliper brake module and brake module load seat 18
Vehicle friction radius adjusts device 10, and the train friction radius adjustment device 10 includes that friction radius adjusts device support plate 25,
It is provided with guide rail 29 in the friction radius adjustment device support plate 25, sliding slot 28, the sliding slot are provided on the guide rail 29
Train disc caliper brake module mounting base 27, the train disc caliper brake module mounting base 27 and clamp are connected on 28
Mounting plate 30 connects, and is additionally provided in the friction radius adjustment device support plate 25 for pushing train disc caliper to brake mould
The screw rod 26 that block mounting base 27 moves back and forth.
As a preferred mode, the top of the friction block pressur plate 41 is connected with Hanging bolt 32, the suspension spiral shell
It is provided with rigidity device for precision regulating 31 at the top of bolt, is provided with below the rigidity device for precision regulating 31 for connecting braking mould
Block loads the clamp mounting plate 30 of seat 18, and the clamp mounting plate 30 is connected to train disc caliper brake module mounting base 27
On, kidney slot is provided on the clamp mounting plate 30, the Hanging bolt 32 passes through kidney slot and constitutes and clamp mounting plate 30
Between slidable connection, be provided with spring 42 between 32 lower end of Hanging bolt and clamp mounting plate 30.
It will be by clamp mounting plate 30, Hanging bolt 32, joint support seat 33, intermediate support 34, bracket 35, cylinder 36, gas
The train disc caliper brake module peace that cylinder support 37, bolt I 38, bolt II 39, friction block pressur plate 41, spring 42 assemble
Seat 18, and the folder for train disc caliper brake module friction block 57 being provided with by certain arrangement form are loaded loaded on brake module
Tool 40 is fixedly connected by bolt with friction block pressur plate 41, installs brake disc 16 in the shaft of brake module load seat 18, will
Air compressor 11 is connect by air pressure pipeline with cylinder 36, and control system and test equipment connection type are consistent with the above, examination
Personnel are tested to operate before console 24 and complete relevant test job.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (4)
1. a kind of train disc caliper brake module for experimental test, adds including the brake module for connecting with testing stand
It carries seat (18), it is characterised in that: brake module load seat (18) is connected with brake disc by bearing, and the brake module adds
It carries and is provided with train friction radius adjustment device (10) on seat (18), train friction radius adjustment device (10) includes friction
Radius adjusts device support plate (25), is provided with guide rail (29) on friction radius adjustment device support plate (25), described to lead
It is provided on rail (29) sliding slot (28), is connected with train disc caliper brake module mounting base (27), institute on the sliding slot (28)
It states and is connected with train disc caliper brake module in train disc caliper brake module mounting base (27), the friction radius adjustment
The spiral for pushing train disc caliper brake module mounting base (27) to move back and forth is additionally provided in device support plate (25)
Bar (26).
2. a kind of train disc caliper brake module for experimental test described in accordance with the claim 1, it is characterised in that: institute
Stating train disc caliper brake module includes intermediate support (34) and cylinder I (36), and intermediate support (34) both ends are each hinged
There is a bracket (35), one end of described two brackets (35) is hinged with the both ends of cylinder I (36) respectively, described two brackets
(35) the other end is respectively hinged with a friction block pressur plate (41), has been bolted and has been used on the friction block pressur plate (41)
The fixture (40) of brake force is provided to braking disc side, fixture (40) surface is provided with multiple train disc caliper brake modules and rubs
Cleaning block (57) is provided with the clamp mounting plate (30) for connecting brake module load seat (18) on the intermediate support (34).
3. a kind of train disc caliper brake module for experimental test according to claim 2, it is characterised in that: institute
The top for stating friction block pressur plate (41) is connected with Hanging bolt (32), is provided with rigidity at the top of the Hanging bolt and is accurately adjusted dress
It sets (31), the clamp peace for connecting brake module load seat (18) is also equipped with below the rigidity device for precision regulating (31)
Loading board (30), the clamp mounting plate (30) are connected in train disc caliper brake module mounting base (27), the clamp peace
Be provided with kidney slot in loading board (30), the Hanging bolt (32) across kidney slot constitute clamp mounting plate (30) can
It is slidably connected, is provided with spring (42) between Hanging bolt (32) lower end and clamp mounting plate (30).
4. modularization comprehensive braking performance test testing stand described in accordance with the claim 1, it is characterised in that: under the brake disc
Side is provided with abrasive dust collection device (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198016.0A CN109799102B (en) | 2019-03-15 | 2019-03-15 | Train disc type caliper brake module for test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198016.0A CN109799102B (en) | 2019-03-15 | 2019-03-15 | Train disc type caliper brake module for test |
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| Publication Number | Publication Date |
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| CN109799102A true CN109799102A (en) | 2019-05-24 |
| CN109799102B CN109799102B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910198016.0A Active CN109799102B (en) | 2019-03-15 | 2019-03-15 | Train disc type caliper brake module for test |
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